CN108016281A - Power drive system and there is its vehicle - Google Patents

Power drive system and there is its vehicle Download PDF

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Publication number
CN108016281A
CN108016281A CN201610934081.1A CN201610934081A CN108016281A CN 108016281 A CN108016281 A CN 108016281A CN 201610934081 A CN201610934081 A CN 201610934081A CN 108016281 A CN108016281 A CN 108016281A
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CN
China
Prior art keywords
power
conversion equipment
vehicle
output section
gear
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610934081.1A
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Chinese (zh)
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CN108016281B (en
Inventor
凌和平
翟震
黄威
徐友彬
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BYD Co Ltd
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BYD Co Ltd
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Priority to CN201610934081.1A priority Critical patent/CN108016281B/en
Priority to PCT/CN2017/108363 priority patent/WO2018077270A1/en
Publication of CN108016281A publication Critical patent/CN108016281A/en
Application granted granted Critical
Publication of CN108016281B publication Critical patent/CN108016281B/en
Active legal-status Critical Current
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
    • B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

The invention discloses a kind of power drive system and there is its vehicle, power drive system includes：Power source；First generator unit；System dynamic output section；Mode conversion device, mode conversion device include：Input unit, the first converter section, the second converter section and output section, output section is connected with the input terminal of system dynamic output section, input unit is suitable at least one power output in ultromotivity in future source and the first generator unit, input unit is fixedly linked with the first converter section, output section is selectively engaged with the first converter section or the second converter section, output section is engaged with the second converter section, so as to export input terminal to system dynamic output section suitable for making the rotating speed that input unit exports pass sequentially through the first converter section, after the second converter section reduces.The drive pattern of vehicle can be so enriched, and vehicle can adapt to different road conditions.

Description

Power drive system and there is its vehicle
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of power drive system of vehicle and passed with the power The vehicle of dynamic system.
Background technology
With the continuous consumption of the energy, the development and utilization of new energy vehicle has been increasingly becoming a kind of trend.Hybrid power Automobile is driven by engine and/or motor as one kind in new energy vehicle, has various modes, can improve Transmission efficiency and fuel economy.
But in correlation technique known for inventor, part hybrid vehicle drive pattern is few, transmission efficiency is driven It is relatively low, it is impossible to after meeting that vehicle adapts to the requirement of various road conditions, especially hybrid vehicle feed (when battery capacity is insufficient), Vehicle dynamic property and handling capacity deficiency.And in order to realize power generation in parking operating mode, it is necessary to extraly increase transmission mechanism, integrate Spend low, generating efficiency is low.
The content of the invention
It is contemplated that solve at least some of the technical problems in related technologies.For this reason, the present invention carries Go out a kind of power drive system of vehicle, the power drive system drive pattern is more, and can effectively adjust output to wheel Power so that vehicle can adapt to various road conditions.
The present invention further proposes a kind of vehicle.
The power drive system of vehicle according to the invention, including：Power source；First generator unit；System is moved Power output section；Mode conversion device, the mode conversion device include：Conversion equipment input unit, the first converter section, the second conversion Portion and conversion equipment output section, the conversion equipment output section are connected with the input terminal of the system dynamic output section, described turn Changing device input unit is suitable at least one power in the power source and first generator unit is defeated Go out, the conversion equipment input unit is fixedly linked with first converter section, conversion equipment output section selectivity with it is described First converter section or the engagement of the second converter section, the conversion equipment output section are engaged with the second converter section, so that described suitable for making The rotating speed of conversion equipment input unit output passes sequentially through the first converter section, the second converter section is exported to the system dynamic after reducing The input terminal of output section.
The power drive system of vehicle according to the invention, by adjusting conversion equipment input unit, to be transferred to conversion equipment defeated Go out the output speed in portion, the drive pattern of vehicle can be enriched, and the economy and dynamic property of vehicle can be improved, and car Different road conditions are can adapt to, and the passability of vehicle can be significantly improved and ability of getting rid of poverty, can lift driver's Driving experience.And by the mode conversion device, the rotating speed and moment of torsion of conversion equipment output section can be not only adjusted, can be with Realize the function of power generation in parking.When both ensure that the driving of the first dynamotor and feedback, power transmission is direct, transmission efficiency Height, and ensure the simple and reliable of power generation in parking pattern switching.Simultaneously as engine power and the first dynamoelectric and power generation mechanomotive force Coupled at mode conversion device, the variable-speed unit applied to engine can use the speed change of original conventional fuel oil car completely Device, it is not necessary to do any change, the power output of the first dynamotor fully relies on the switching of mode conversion device to realize. Such power drive system, which designs, make it that each drive pattern control is relatively independent, compact-sized, it is easy to accomplish.
Vehicle according to the invention, includes the power drive system of above-mentioned vehicle.
Brief description of the drawings
Fig. 1-Fig. 6 is the schematic diagram of the power drive system of vehicle according to embodiments of the present invention；
Fig. 7-Figure 20 is the structure diagram of the power drive system of vehicle according to embodiments of the present invention；
Figure 21-Figure 26 is the schematic diagram of mode conversion device, system dynamic output section and power on-off system；
Figure 27-Figure 32 is the schematic diagram of power drive system；
Figure 33-Figure 64 is the structure diagram of the power drive system of vehicle according to embodiments of the present invention.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings.Below with reference to The embodiment of attached drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
On motor vehicle driven by mixed power, vehicle can arrange multiple systems, for example, power drive system 1000, which passes Dynamic system 1000 can be used for the front-wheel or trailing wheel for driving vehicle, drive the front-wheel of vehicle with power drive system 1000 below Exemplified by be described in detail, certainly, power drive system 1000 can be combined with other drive systems driving vehicle rear rotation Dynamic, so that vehicle is four-wheel drive cars, other systems can be power drive system 700.
Below with reference to the accompanying drawings power drive system 1000 according to embodiments of the present invention is described in detail.
As shown in figs 1 to 6, power drive system 1000 can include：Power source 100, variable-speed unit 200, first are electronic Generator unit 300, system dynamic output section assembly 400, system dynamic output section assembly 400 include system dynamic output section 401 and mode conversion device 402, certainly, power drive system 1000 can also include other mechanical parts, for example, the second electricity Dynamic generator 600, the first arrangement of clutch 202 and second arrangement of clutch L2 etc..System dynamic output section 401 can be differential mechanism.
Power source 100 can be engine, be of coupled connections with power source 100 to 200 being suitably selected for property of variable-speed unit, As shown in figs 1 to 6, power source 100 can axially be connected with variable-speed unit 200, wherein power source 100 and variable-speed unit 200 it Between can be provided with the first arrangement of clutch 202, the first arrangement of clutch 202 can be controlled between power source 100 and variable-speed unit 200 Engagement, off-state.
Variable-speed unit 200 can be speed changer, and certainly, the present invention is not limited thereto, and variable-speed unit 200 can also be other Gear, such as gear reduced drive mechanism.It is described in detail below by taking variable-speed unit 200 is speed changer as an example.
Wherein, variable-speed unit 200 can have a variety of arrangement forms, input shaft, output shaft, gear change can be with shape The variable-speed unit 200 of Cheng Xin, carries out detailed by taking the variable-speed unit 200 in the power drive system 1000 shown in Fig. 7 as an example below Explanation.
As shown in fig. 7, variable-speed unit 200 can include：Variable-speed dynamic input unit, variable-speed dynamic output section and variable-speed unit Output section 201, variable-speed dynamic input unit can be selectively engaged with power source 100, be moved with transmitting caused by power source 100 Power.First arrangement of clutch 202 can include input terminal and output terminal, and input terminal is connected with power source 100, and output terminal is with becoming quick-action Power input unit is connected, and when input terminal and output terminal engagement, power source 100 and the engagement of variable-speed dynamic input unit are with passing power.
Variable-speed dynamic output section is configured and adapted to the power in variable-speed dynamic input unit is synchronous by variable-speed unit The synchronization of device and output power to variable-speed unit output section 201, variable-speed unit output section 201 and mode conversion device 402 4020 power coupling of conversion equipment input unit connects.
Specifically, as shown in fig. 7, variable-speed dynamic input unit can include at least one input shaft, each input shaft with Power source 100 is selectively engageable, and at least one driving gear is provided with each input shaft.
Variable-speed dynamic output section includes：At least one output shaft, is provided with least one driven gear on each output shaft, Driven gear is engaged with accordingly driving gear, and variable-speed unit output section 201 is at least one main reducing gear driving gear Z, extremely A few main reducing gear driving gear Z is fixed at least one output shaft correspondingly.That is, variable-speed unit exports Portion 201 can be the output gear on output shaft, which can be fixed on corresponding output shaft, output gear and master Reduction driven gear engagement is with into action edge transmission.
Wherein, input shaft can be multiple, and the sequentially coaxially nested setting of multiple input axis, in power source 100 to defeated When entering axis transmission power, power source 100 can be engaged optionally with one in multiple input axis.By by multiple input axis Coaxial nested setting, can cause 200 characteristics of compact layout of variable-speed unit, and axial length is small, and radial dimension is small, becomes so as to improve The structural compactness of fast unit 200.
For example, as shown in fig. 7, variable-speed unit 200 can be six gear variable-speed units, variable-speed dynamic input unit can include： First input shaft I and the second input shaft II, the second input shaft II are set on the first input shaft I, and the first arrangement of clutch 202 can be with For double clutch, there is double clutch input terminal, the first output terminal and the second output terminal, input terminal to be selectively engageable first Output terminal and the second output terminal it is at least one.That is, input terminal can engage the first output terminal, alternatively, input terminal can To engage the second output terminal, or input terminal can simultaneously engage with the first output terminal and the second output terminal.First output terminal and One input shaft I is connected, and the second output terminal is connected with the second input shaft II.
First input shaft I and the second input shaft II are fixedly installed at least one driving gear respectively, specifically, such as Fig. 7 It is shown, a gear driving gear 1Ra, three gear driving gear 3a and five gear driving gear 5a are provided with the first input shaft I, second is defeated Enter to be provided with the gear driving gears of two gear driving gear 2a and four or six 46a on axis II.Wherein, it is defeated to be set in first for the second input shaft II Enter on axis I, so can effectively shorten the axial length of power drive system 1000, so as to reduce power drive system 1000 take the space of vehicle.Four or six above-mentioned gear driving gear 46a refer to that the gear can be at the same time as four gear driving tooths Wheel and six gear driving gears use, and can so shorten the axial length of the second input shaft II, dynamic so as to preferably reduce The volume of power transmission system 1000.
Wherein, it is two gear actives according to the distributing order with the nearly remote mode of engine distance, multiple gear driving gears Gear 2a, four or six gear driving gear 46a, three gear driving gear 3a, a gear driving gear 1Ra and five gear driving gear 5a.Pass through The position of the multiple gear driving gears of reasonable Arrangement, can cause the location arrangements of multiple gear driven gears and multiple output shafts Rationally, it is small so that power drive system 1000 is simple in structure.
Output shaft includes：First output shaft III and the second output shaft IV, the first output shaft III and the second output shaft IV are distinguished Be set with least one driven gear, III overhead of the first output shaft set be provided with a gear driven gear 1b, two gear driven gear 2b, Three gear driven gear 3b and four gear driven gear 4b, IV overhead of the second output shaft set be provided with five gear driven gear 5b and six gear from Moving gear 6b.Wherein one gear driving gear 1Ra is engaged with a gear driven gear 1b, the gear driven gears of two gear driving gear 2a and two 2b is engaged, and three gear driving gear 3a are engaged with three gear driven gear 3b, and four or six gear driving gear 46a are nibbled with four gear driven gear 4b Close, five gear driving gear 5a are engaged with five gear driven gear 5b, and four or six gear driving gear 46a are engaged with six gear driven gear 6b.
One or three gear synchronizer S13, one or three gear synchronizers are provided between one gear driven gear 1b and three gear driven gear 3b S13 can be used for synchronous one and keep off driven gear 1b and the first output shaft III, and can be used for synchronous three keep off driven gear 3b and First output shaft III.
Two or four gear synchronizer S24, two or four gear synchronizers are provided between two gear driven gear 2b and four gear driven gear 4b S24 can be used for synchronous two and keep off driven gear 2b and the first output shaft III, and can be same as synchronous four keep off driven gear 4b and First output shaft III.
The sides of five gear driven gear 5b are provided with five gear synchronizer S5, five gear synchronizer S5 can be used for synchronous five gear from Moving gear 5b and the second output shaft IV.The side of six gear driven gear 6b is provided with six gear synchronizer S6R, six gear synchronizer S6R It can be used for synchronous six and keep off driven gear 6b and the second output shaft IV.
Overhead set in multiple output shafts is provided with the driven gear Rb that reverses gear, and on a corresponding output shaft also It is provided with the reverse gear synchronizer for engaging the driven gear Rb that reverses gear.That is, the first output shaft III and the second output shaft IV In overhead set be provided with and reverse gear driven gear Rb as shown in fig. 7, being provided with the driven gear that reverses gear on the second output shaft IV Rb, the reverse gear synchronizer on the second output shaft IV can be used for synchronously reverse gear driven gear Rb and the second output shaft IV.
Further, as shown in fig. 7, power drive system 1000 can also include：Reverse gear jackshaft V, and reverse gear jackshaft V On be fixedly installed the first reverse idler gear Rm1 and the second reverse idler gear Rm2, the first reverse idler gear Rm1 and its In the engagement of gear driving gear (i.e. driving gear), the second reverse idler gear Rm2 engages with the driven gear Rb that reverses gear.On The one of gear driving gear stated can be a gear driving gear 1Ra, and the power being delivered on a gear driving gear 1Ra can To pass to the jackshaft V that reverses gear by the first reverse idler gear Rm1, the jackshaft V that reverses gear can reverse gear center tooth by second Wheel Rm2 imparts power to the driven gear Rb that reverses gear, and the driven gear Rb that reverses gear can be imparted power to by reverse gear synchronizer Second output shaft IV, it is driven that the second output shaft IV can impart power to main reducing gear by IV output gear of the second output shaft Gear Z ', main reducing gear driven gear Z ' can pass to the wheels of both sides to drive vehicle by system dynamic output section 401 Movement.That is, the first output gear and the second output gear can be respectively main reducing gear driving gear Z, the main deceleration Device driving gear Z is engaged with main reducing gear driven gear Z '.
Since the driven gear Rb that reverses gear is set on the second output shaft IV, reverse gear driven gear Rb can with it is adjacent in addition One gear driven gear shares reverse gear synchronizer.The quantity for the synchronizer arranged can be so saved on the second output shaft IV, So as to shorten the axial length of the second output shaft IV, and the cost of power drive system 1000 can be reduced.It is for example, another An outer gear driven gear can be six gear driven gear 6b, and in other words, reverse gear synchronizer may be constructed six gear synchronizers S6R.Reverse gear synchronizer can be arranged on six gear driven gear 6b between the driven gear Rb that reverses gear.
Certainly, the specific arrangement form of variable-speed unit 200 is not limited to this, and is described in detail with reference to Figure 33-Figure 35 another A kind of arrangement form of variable-speed unit 200.
As shown in Figure 33-Figure 35, variable-speed unit 200 can be six gear variable-speed units, and variable-speed dynamic input unit can include： First input shaft I and the second input shaft II, the second input shaft II are set on the first input shaft I, and the first arrangement of clutch 202 can be with For double clutch, there is double clutch input terminal, the first output terminal K1 and the second output terminal k2, input terminal to be selectively engageable First output terminal and the second output terminal it is at least one.That is, input terminal can engage the first output terminal, alternatively, input End can engage the second output terminal, or input terminal can simultaneously engage with the first output terminal and the second output terminal.First output terminal It is connected with the first input shaft I, the second output terminal is connected with the second input shaft II.
At least one first driving gear is respectively fixed with first input shaft I and the second input shaft II, and first is defeated Enter I and second input shaft II of axis and be set with least one second driving gear respectively.
As shown in Figure 33-Figure 35, a gear driving gear 1Ra, three gear driving gears are fixedly installed on the first input shaft I 3a, I overhead of the first input shaft set are provided with five gear driving gear 5a, two gear driving gear are fixedly installed on the second input shaft II 2a, II overhead of the second input shaft set are provided with the gear driving gear 6a of four gear driving gear 4a and six, wherein, four gear driving gear 4a And six can be provided with four or six gear synchronizer S6R between gear driving gear 6a.Second input shaft II is set in the first input shaft I On, it so can effectively shorten the axial length of power drive system 1000, be accounted for so as to reduce power drive system 1000 With the space of vehicle.
Output shaft is one, i.e. power output shaft, and the driven gear Rb and at least one of reversing gear is set with power output shaft First driven gear, at least one first driven gear are accordingly engaged with least one first driving gear, power output shaft On be fixedly installed at least one second driven gear, at least one second driven gear and at least one second driving gear pair Should ground engagement, reverse gear driven gear Rb and at least one first driven gear optionally engaged with power output shaft.
First output shaft III ' is fixedly installed four gear driven gear 4b, five gear driven gear 5b, six gear driven gear 6b, And first is also arranged with a gear driven gear 1b, two gear driven gear 2b, three gear driven gear 3b on output shaft III ' and reverses gear One or three gear synchronizer S13, two gear driven tooths are provided between driven gear Rb, a gear driven gear 1b and three gear driven gear 3b Two reverse gear synchronizer S2R are provided between the wheel 2b and driven gear Rb that reverses gear.
Wherein, the driving gear Ra that reverses gear is further fixedly arranged on the second input shaft II, is set with down on the first output shaft III ' Driven gear Rb is kept off, reverses gear and idle pulley IG is provided between driving gear Ra and the driven gear Rb that reverses gear, idle pulley IG, which is engaged on, to reverse gear Between driving gear Ra and the driven gear Rb that reverses gear, idle pulley IG, which is fixed on, to reverse gear on jackshaft V, and idle pulley IG can ensure master of reversing gear The equidirectional linkage of moving gear Ra and the driven gear Rb that reverses gear.
Output gear on power output shaft can be that main reducing gear driving gear Z, main reducing gear driving gear Z subtract with master Fast device driven gear Z ' engagements.
Mode conversion device 402 includes conversion equipment input unit 4020 and conversion equipment output section 4022, and conversion equipment is defeated Enter portion 4020 suitable at least one power output in ultromotivity in future source 100 and the first generator unit 300, conversion Device output section 4022 is connected with the input terminal of system dynamic output section 401, and conversion equipment input unit 4020 and conversion equipment are defeated Go out the selective power coupling connection in portion 4022.
Wherein, conversion equipment input unit 4020 can the retarder driven gearwheel Z ' based on, the change of above-mentioned variable-speed unit 200 Fast unit output section 201 can be main reducing gear driving gear Z, main reducing gear driving gear Z and main reducing gear driven gear Z ' Engagement.Thus, power source 100 can be passed by variable-speed unit 200 to the conversion equipment input unit 4020 of mode conversion device 402 Graduating power, and when conversion equipment input unit 4020 and conversion equipment output section 4022 engage, power source 100 imparts power to System dynamic output section 401 is to drive the front-drive of vehicle.
Moreover, the first generator unit 300 can also be driven with conversion equipment input unit 4020, for example, the first electricity Dynamic generator unit 300 links with conversion equipment input unit 4020.
It should be noted that above-mentioned " linkage " can be understood as multiple components (for example, two) coupled movements, with two Exemplified by component linkage, wherein during a component movement, another component also moves therewith.
For example, in some embodiments of the invention, gear and axis linkage can be understood as when gear rotates and it The axis of linkage also will rotation, or when the axis rotate, the gear that links with it will also rotate.
And for example, when the linkage of axis and axis can be understood as that an axis rotates wherein, another axis linking with it also general Rotation.
For another example, link when gear and gear-linked can be understood as that a gear rotates wherein, with it another Gear also will rotation.
In the description in relation to " linkage " below the present invention, if without specified otherwise, it is understood in this way.
As shown in Fig. 7-Figure 20, the first generator unit 300 can include the first dynamotor 302 and the first electricity Dynamic generator unit coupling part 301,301 power coupling of the first dynamotor 302 and the first generator unit coupling part Connection, the first generator unit coupling part 301 can be main reducing gear driving gear Z, the first generator unit coupling Conjunction portion 301 is connected with 4020 power coupling of conversion equipment input unit.It is understood that main reducing gear driving gear Z can be It is multiple, the first dynamotor list of 201 and first generator unit 300 of variable-speed unit output section of variable-speed unit 200 First coupling part 301 all can be main reducing gear driving gear Z.
Further, as shown in Fig. 7-Figure 20, the first generator unit 300 can also include rough lock 303, and first Dynamotor 302 is connected by rough lock 303 with 301 power coupling of the first generator unit coupling part, and first is electronic Generator unit coupling part 301 is connected with 4020 power coupling of conversion equipment input unit.That is, when the first dynamotor 302 as motor in use, the first dynamotor 302 produce power can pass through rough lock 303, the first dynamoelectric and power generation Machine unit coupling part 301 passes to the conversion equipment input unit 4020 of mode conversion device 402.Rough lock 303, which can play, to be subtracted Speed increases the effect of square.
Rough lock 303 can include two gears, and the motor that one Z1 of gear can be fixed on the first dynamotor 302 is defeated On shaft, two Z2 of gear is engaged between gear one and main reducing gear driven gear Z ', and the diameter and the number of teeth of two Z2 of gear is big In the diameter and the number of teeth of one Z1 of gear.
Certainly, the first generator unit 300 can not also arrange rough lock 303, as shown in figure 36, the first electronic hair Motor 302 is directly engaged by the first generator unit coupling part 301 with main reducing gear driven gear Z '.
When conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, conversion equipment input unit 4020 rotating speed is greater than or equal to the rotating speed of conversion equipment output section 4022.That is, in 4020 He of conversion equipment input unit Carry out there are two kinds of transmission modes during power transmission between conversion equipment output section 4022, one kind is direct transfer mode, that is, is changed The rotating speed of device input unit 4020 is equal to the rotating speed of conversion equipment output section 4022, and another kind is reduction of speed transfer mode, that is, is changed The rotating speed of device input unit 4020 is higher than the rotating speed of conversion equipment output section 4022, and such mode conversion device 402 adds whole The gear of car, can make vehicle max. output torque amplify N times, and improve dynamic property, handling capacity (such as maximum is climbed Degree, ability of getting rid of poverty).Especially for conventional hybrid vehicle, due to adding battery pack, motor, electric-control system, cause whole Standby quality is big, is only capable of relying on the power output of engine after feed, at this moment handling capacity and dynamic property can have a greatly reduced quality, and adopt With the hybrid electric vehicle of the mode conversion device 402 in the present invention, dynamic property and handling capacity can be effectively lifted.And this Two kinds of transmission modes, hence it is evident that the drive pattern of vehicle can be enriched, so that vehicle adapts to more different operating modes.
Wherein, above-mentioned N is equal to the fast ratio that L gears are kept off relative to D, when vehicle is in L gears, conversion equipment input unit 4020 Power transmission, the rotating speed of conversion equipment input unit 4020 are carried out by direct transfer mode between conversion equipment output section 4022 Higher than the rotating speed of conversion equipment output section 4022；When vehicle is in D gears, conversion equipment input unit 4020 and conversion equipment output Power transmission is carried out by reduction of speed transfer mode between portion 4022, the rotating speed of conversion equipment input unit 4020 is defeated equal to conversion equipment Go out the rotating speed in portion 4022.
Wherein, mode conversion device 402 can be conducive to power source 100 and realize the first generator unit at work 300 intervention, parallel 100 and first generator unit 300 of power source, passes through direct torque couple, Neng Gougeng The advantage that prominent parallel structure dynamic property is strong well, simple in structure and vehicle space layout is easily realized.
Under pure electric vehicle operating mode, the first generator unit 300 has very high transmission efficiency, mode conversion device 402 setting has separated 302 three of variable-speed unit 200, wheel and the first dynamotor so that in three it is any both can To get around third party's work, for example, variable-speed unit 200 is by power transmission between mode conversion device 402 and wheel, at this time for Pure fuel oil operating mode；And for example, variable-speed unit 200 is by 402 and first dynamotor of mode conversion device, 302 power transmission, this When be power generation in parking operating mode；For another example, the first dynamotor 302 is by power transmission between mode conversion device 402 and wheel, It is pure electric vehicle operating mode at this time.In addition, can also so avoid generally mixing with needs in power drive system by complicated in speed change Gearshift and driving-chain the problem of realizing pure electric vehicle operating mode, be particularly suitable in plug-in hybrid vehicle.Certainly, San Zheye It can work at the same time.
Meanwhile mode conversion device 402 can also realize the Ultra-Low Speed gear output of power drive system 1000, that is, have In the embodiment for having variable-speed unit 200, the power from power source 100 first passes through 200 reduction of speed of variable-speed unit, then keeps off and dropping by L Speed, it is possible to achieve power drive system 1000 realizes that Ultra-Low Speed gear exports.Thus the torsion of engine can be amplified to limits very much Square exports.
In control logic, power drive system 1000 proposed by the present invention, does not change double clutch speed-changing basic frameworks And shift logic, the intervention of the first generator unit 300 are showed only as the moment of torsion superposition in output terminal, therefore power source 100 and the control logic of variable-speed unit 200 and the control logic of the first generator unit 300 be it is independent, engine Power output and the power output of the first dynamotor 302 are relatively independent, and each power source output control logic is simple easily real It is existing, and be so conducive to save development time and the cost of producer, the failure rate that system is higher is avoided, even if engine is with becoming Fast 200 system failure of unit will not influence the power output of the first generator unit 300 during pure electric vehicle.
Moreover, when conversion equipment input unit 4020 and conversion equipment output section 4022 disconnect, power source 100 exports dynamic Power is suitable for passing sequentially through variable-speed unit 200, conversion equipment input unit 4020 drives the first generator unit 300 to generate electricity. That is when vehicle is in parking operating mode, the power of power source 100 can pass to the first generator unit 300 with Generate electricity for the first generator unit 300, so as to realize power generation in parking, such power generation in parking need not increase extra Power chain, is only the switching that power generation in parking pattern can be achieved by mode conversion device 402, switching control is simple, transmission It is efficient.Wherein the first dynamotor 302 is arranged to direct-connected converter mode conversion equipment 402, the first dynamotor 302 power outputs are directly efficient, and Brake Energy feedback is efficient.
In addition, variable-speed unit 200 only needs to realize engine power variable-speed torque-converting, such variable-speed unit 200 need not Extra design alteration, is conducive to the miniaturization of variable-speed unit 200, and can reduce automobile research cost, shortens exploitation week Phase.
Finally, these advantages are realized by the mode conversion device 402 before, so power drive system 1000 With very high integrated level.
Wherein, the arrangement form of mode conversion device 402 has a variety of, and content behind another one is described in detail.
As shown in Figure 21-Figure 26, system dynamic output section 401 can be differential mechanism, and differential mechanism can include two semiaxis Two semiaxis 2000 of gear, two axle shaft gears and vehicle correspond, and the power drive system 1000 of vehicle further includes：It is dynamic Power on-off system 500, engage to 500 being suitably selected for property of power on-off system in two axle shaft gears it is at least one with accordingly The semiaxis 2000 of vehicle.If it is understood that set between the semiaxis 2000 and corresponding axle shaft gear of side dynamic On-off system 500, the power on-off system 500 can control the engagement between the semiaxis 2000 of the side and axle shaft gear to disconnect shape State, if the semiaxis 2000 of both sides sets dynamic on-off system 500 between corresponding axle shaft gear respectively, each power leads to Disconnected device 500 can control the engagement off-state of respective side.Power on-off system 500 can be conducive to vehicle in parking operating mode Shi Jinhang power generation in parking, so when vehicle is in parking operating mode, the 302 direct-connected converter mode conversion of the first dynamotor Device 402,302 power output of the first dynamotor is directly efficient, and Brake Energy feedback is efficient.
As shown in figure 21, power on-off system 500 is arranged between semiaxis 2000 and the corresponding axle shaft gear in left side, such as Shown in Figure 22, power on-off system 500 can be two, and a power on-off system 500 can be arranged on the semiaxis in left side Between 2000 and corresponding axle shaft gear, another power on-off system 500 can be arranged on the semiaxis 2000 on right side and correspond to Axle shaft gear between.
Wherein, the type of power on-off system 500 also has a variety of, for example, as shown in figure 21 and figure, power on-off system 500 can be clutch.Preferably, as shown in figure 23 and figure 24, clutch can be jaw clutch.
Certainly, power on-off system 500 can also be other types, for example, as illustrated in figs. 25 and 26, power break-make dress It can be synchronizer to put 500.
According to a preferred embodiment of the present invention, as shown in Figure 2 and Figure 5, power drive system 1000 can also include Second dynamotor 600, the second dynamotor 600 is between power source 100 and variable-speed unit 200, the second electronic hair One end of motor 600 is directly connected with 100 power coupling of power source, and the other end selectivity of the second dynamotor 600 Ground is connected with 200 power coupling of variable-speed unit.
As shown in figure 34, the second dynamotor 600 can coaxially be connected with the input terminal of the first arrangement of clutch 202.The Two dynamotor 600 can be arranged between the input terminal and engine of the first arrangement of clutch 202, the power of such engine The second dynamotor 600 is necessarily passed when being transmitted to input terminal, the second dynamotor 600 can be used as generator at this time Using to carry out power generation in parking.
As shown in Figure 52-Figure 64, input terminal external tooth Z602 can be provided with the input terminal of the first arrangement of clutch 202, the Two dynamotor 600 and input terminal external tooth Z602 link.Gear is provided with the motor shaft of second dynamotor 600 Z601, gear Z601 are engaged with input terminal external tooth Z602.So the power of engine can pass through input terminal and input terminal external tooth Z602 passes to the second dynamotor 600, and such second dynamotor 600 can be used as generator to carry out parking Power generation.
According to a further advantageous embodiment of the invention, as shown in Figure 34-Figure 64, power drive system 1000 can also wrap Include：Second dynamotor 600, for the second dynamotor 600 between power source 100 and variable-speed unit 200, second is electronic One end of generator 600 is connected with 100 power coupling of power source, for example, one end of the second dynamotor 600 optionally with 100 power coupling of power source connects, the other end of the second dynamotor 600 optionally with 200 power coupling of variable-speed unit Connection.
As shown in figure 35, the second arrangement of clutch L2 can be provided between the second dynamotor 600 and engine.Second Arrangement of clutch L2 can be single clutch, and single clutch can control the engagement between engine and the second dynamotor 600 Disconnect, and the engagement between the input terminal of engine and the first arrangement of clutch 202 can be controlled to disconnect.By set second from Attach together and put L2, the power generation in parking state of the second dynamotor 600 can be rationally controlled, so that power drive system 1000 is simple in structure and drive pattern conversion is reliable.
Preferably, the second arrangement of clutch L2 is built in the internal rotor of the second dynamotor 600.So can be preferably Shorten the axial length of power drive system 1000, so as to reduce the volume of power drive system 1000, can improve dynamic Flexible arrangement of the power transmission system 1000 on vehicle.In addition, make when the second dynamotor 600 is also used as starter motor With.
Preferably, the input terminal of power source 100, the second arrangement of clutch L2 and double clutch is coaxially arranged.So can be with So that power drive system 1000 is compact-sized, it is small.
It should be noted that for the power drive system 1000 of above three embodiment, in the axial direction, the second electricity Dynamic generator 600 so can effectively reduce power transmission between 100 and first arrangement of clutch 202 of power source The axial length of system 1000, and can make it that the location arrangements of the second dynamotor 600 are reasonable, power biography can be improved The structural compactness of dynamic system 1000.
First dynamotor 302 is the main drive motor of power drive system 1000, so the first dynamotor 302 Capacity and volume it is larger.Wherein, for the first dynamotor 302 and the second dynamotor 600, the first electronic hair The rated power of motor 302 is more than the rated power of the second dynamotor 600.Such second dynamotor 600 can select Small and small rated power dynamotor is taken, so that power drive system 1000 is simple in structure, it is small, And in power generation in parking, drive path is short between the second dynamotor 600 and power source 100, generating efficiency is high, so as to With effectively by a part of power-conversion of power source 100 into electric energy.The peak power of wherein the first dynamotor 302 is equally big In the peak power of the second dynamotor 600.
Preferably, the rated power of the first dynamotor 302 is twice of rated power of the second dynamotor 600 Or more than twice.The peak power of first dynamotor 302 is twice or two of the peak power of the second dynamotor 600 More than times.For example, the rated power of the first dynamotor 302 can be 60kw, the rated power of the second dynamotor 600 Can be 24kw, the peak power of the first dynamotor 302 can be 120kw, the peak power of the second dynamotor 600 Can be 44kw.
It should be noted that differential mechanism can be conventional open type differential, for example, bevel differential or Cylinder Gear Differential mechanism is taken turns, but not limited to this；Certainly, differential mechanism can also be locking differential, for example, mechanical lock-type differential, electronic lock Formula differential mechanism etc., the differential mechanism type different according to different Truck type choices of power drive system 1000, such selection are main According to including integral vehicle cost, vehicle lightweight, vehicle cross-country ability etc..Differential mechanism includes housing 4011, and housing 4011 can be The input terminal of differential mechanism.
The drive pattern of the power drive system 1000 of vehicle have it is a variety of, below with power drive system 1000 shown in Fig. 1 Exemplified by be described in detail.
The power drive system 1000 of vehicle has the first power source drive pattern, at the power drive system 1000 of vehicle When the first power source drive pattern, the first generator unit 300 does not work, variable-speed unit 200 and 100 power of power source It is of coupled connections, conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, and power source 100 exports dynamic Power pass sequentially through variable-speed unit 200, conversion equipment input unit 4020 and conversion equipment output section 4022 export it is defeated to system dynamic Go out portion 401, and the rotating speed of conversion equipment input unit 4020 is identical with the rotating speed of the input terminal of system dynamic output section 401.This For the driven of vehicle.
The power drive system 1000 of vehicle has the second power source drive pattern, at the power drive system 1000 of vehicle When the second power source drive pattern, the first generator unit 300 does not work, variable-speed unit 200 and 100 power of power source It is of coupled connections, conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, and power source 100 exports dynamic Power pass sequentially through variable-speed unit 200, conversion equipment input unit 4020 and conversion equipment output section 4022 export it is defeated to system dynamic Go out the input terminal in portion 401, and the rotating speed of conversion equipment input unit 4020 turns higher than the input terminal of system dynamic output section 401 Speed.The power that so power source 100 exports passes through mode conversion device 402 again again after a reduction of speed of variable-speed unit 200 Secondary reduction of speed, increases the effect of square so as to preferably play to slow down, and then can improve the handling capacity of vehicle.
The power drive system 1000 of vehicle has the first pure electric vehicle drive pattern, at the power drive system 1000 of vehicle In the first pure electric vehicle drive pattern, power source 100 does not work, and conversion equipment input unit 4020 and conversion equipment output section 4022 are dynamic Power is of coupled connections, and the power of the first generator unit 300 output passes sequentially through conversion equipment input unit 4020 and converting means Put output section 4022 to export to system dynamic output section 401, and the rotating speed of conversion equipment input unit 4020 and system dynamic are defeated The rotating speed for going out the input terminal in portion 401 is identical.The power output path of such first dynamotor 302 is short, transmission efficiency, from And the drive efficiency of the first dynamotor 302 can be improved, the dynamic property of vehicle can be improved.
The power drive system 1000 of vehicle has the second pure electric vehicle drive pattern, at the power drive system 1000 of vehicle In the second pure electric vehicle drive pattern, power source 100 does not work, and conversion equipment input unit 4020 and conversion equipment output section 4022 are dynamic Power is of coupled connections, and the power of the first generator unit 300 output passes sequentially through conversion equipment input unit 4020 and converting means Put output section 4022 and export input terminal to system dynamic output section 401, and the rotating speed of conversion equipment input unit 4020 is higher than The rotating speed of the input terminal of system dynamic output section 401.The power output path of such first dynamotor 302 is short, transmission effect Rate is high, and by the reduction of speed of mode conversion device 402, can enrich the drive pattern of power drive system 1000, can make It is suitable to obtain vehicle wheel rotational speed, the handling capacity of vehicle can be improved.
The power drive system 1000 of vehicle drags start-up mode with counter, and the power drive system 1000 of vehicle is in counter and drags Start-up mode, the power of the first dynamotor 302 output pass sequentially through conversion equipment input unit 4020 and export to power source 100 Power source 100 is driven to start.At this time, the first dynamotor 302 is used as starter motor, such first dynamotor 302 Engine can quickly be started, can make it that engine start efficiency is fast, and 302 energy of the first dynamotor can be reduced Loss.
The power drive system 1000 of vehicle has the first mixed dynamic drive pattern, and the power drive system 1000 of vehicle is in During the first mixed dynamic drive pattern, 100 and first generator unit 300 of power source works, variable-speed unit 200 and power source 100 power couplings connect, and conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, power source 100 The power of output passes sequentially through variable-speed unit 200, conversion equipment input unit 4020 and conversion equipment output section 4022 and exports to being Power output of uniting portion 401, the power of the first generator unit 300 output pass sequentially through conversion equipment input unit 4020 and turn Changing device output section 4022 is exported to be exported to system dynamic output section 401,100 and first generator unit 300 of power source Power coupling after export to conversion equipment input unit 4020, and the rotating speed of conversion equipment input unit 4020 and system dynamic are defeated The rotating speed for going out the input terminal in portion 401 is identical.In this way, the power transmission efficiency of power source 100 is high, control strategy is simple, the first electricity Dynamic 302 outgoing route of generator is short, transmission efficiency, can be with so as to improve the drive efficiency of the first dynamotor 302 Improve the dynamic property of vehicle.
The power drive system 1000 of vehicle has the second mixed dynamic drive pattern, and the power drive system 1000 of vehicle is in During the second mixed dynamic drive pattern, 100 and first generator unit 300 of power source works, variable-speed unit 200 and power source 100 power couplings connect, and conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, power source 100 The power of output passes sequentially through variable-speed unit 200, conversion equipment input unit 4020 and conversion equipment output section 4022 and exports to being Power output of uniting portion 401, the power of the first generator unit 300 output pass sequentially through conversion equipment input unit 4020 and turn Changing device output section 4022 is exported to be exported to system dynamic output section 401,100 and first generator unit 300 of power source Power coupling after export to conversion equipment input unit 4020, and the rotating speed of conversion equipment input unit 4020 is higher than system dynamic The rotating speed of the input terminal of output section 401.So power source 100 export power after a reduction of speed of variable-speed unit 200 again By the reduction of speed again of mode conversion device 402, increase the effect of square so as to preferably play to slow down, and then vehicle can be improved Handling capacity.Moreover, the power output path of the first dynamotor 302 is short, transmission efficiency is suitable, so as to improve The drive efficiency of one dynamotor 302, can improve the handling capacity of vehicle.
The power drive system 1000 of vehicle has the first driving power generation mode, and the power drive system 1000 of vehicle is in During the first driving power generation mode, power source 100 works, and variable-speed unit 200 is connected with 100 power coupling of power source, conversion equipment Input unit 4020 is connected with 4022 power coupling of conversion equipment output section, and a part of power that power source 100 exports passes sequentially through Variable-speed unit 200, conversion equipment input unit 4020 and conversion equipment output section 4022 are exported to system dynamic output section 401, and The rotating speed of conversion equipment input unit 4020 is identical with the rotating speed of the input terminal of system dynamic output section 401, what power source 100 exported Another part power passes sequentially through variable-speed unit 200, conversion equipment input unit 4020 is exported to the first generator unit 300, the first generator unit 300 of driving generates electricity.The form that power source 100 generates electricity when driving can be so formed, and And the power output efficiency of power source 100 is high, control strategy is simple.
The power drive system 1000 of vehicle has the second driving power generation mode, and the power drive system 1000 of vehicle is in During the second driving power generation mode, power source 100 works, and variable-speed unit 200 is connected with 100 power coupling of power source, conversion equipment Input unit 4020 is connected with 4022 power coupling of conversion equipment output section, and a part of power that power source 100 exports passes sequentially through Variable-speed unit 200, conversion equipment input unit 4020 and conversion equipment output section 4022 are exported to system dynamic output section 401, and The rotating speed of conversion equipment input unit 4020 is higher than the rotating speed of the input terminal of system dynamic output section 401, and power source 100 exports another A part of power passes sequentially through variable-speed unit 200, conversion equipment input unit 4020 is exported to the first generator unit 300, The first generator unit 300 is driven to generate electricity.The form that power source 100 generates electricity when driving, Er Qiedong can so be formed The power in power source 100 is by reduction of speed twice, and so as to improve the handling capacity of vehicle, and the first dynamotor 302 is sent out Electricity.
The power drive system 1000 of vehicle has the first Brake Energy take-back model, at the power drive system 1000 of vehicle When the first Brake Energy take-back model, conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, is come System dynamic output section 401, conversion equipment output section 4022, conversion equipment input unit are passed sequentially through from the power of the wheel of vehicle 4020 the first generator units 300 of driving generate electricity, and the rotating speed of conversion equipment input unit 4020 is exported with system dynamic The rotating speed of the input terminal in portion 401 is identical.At this time, the first dynamotor 302 can recycle the energy from wheel, it is possible to reduce The waste of energy, can improve the distance travelled of vehicle.
The power drive system 1000 of vehicle has the second Brake Energy take-back model, at the power drive system 1000 of vehicle When the second Brake Energy take-back model, conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, is come System dynamic output section 401, conversion equipment output section 4022, conversion equipment input unit are passed sequentially through from the power of the wheel of vehicle 4020 the first generator units 300 of driving generate electricity, and the rotating speed of conversion equipment input unit 4020 is defeated higher than system dynamic Go out the rotating speed of the input terminal in portion 401.At this time, the first dynamotor 302 can recycle the energy from wheel, generating efficiency Height, and the waste of energy can be reduced, the distance travelled of vehicle can be improved.
The power drive system 1000 of vehicle has the first power generation in parking pattern, and the power drive system 1000 of vehicle is in During the first power generation in parking pattern, the second dynamotor 600 is connected with 100 power coupling of power source, conversion equipment input unit 4020 disconnect with conversion equipment output section 4022, and the power that power source 100 exports directly drives the second dynamotor 600 and sends out Electricity.Drive path between second generator unit 600 and power source 100 is short, and generating efficiency is high, it is possible to reduce energy Waste.
The power drive system 1000 of vehicle has the second power generation in parking pattern, and the power drive system 1000 of vehicle is in During the second power generation in parking pattern, the second dynamotor 600 is connected with 100 power coupling of power source, power source 100 and speed change list First 200 power couplings connection, conversion equipment input unit 4020 are disconnected with conversion equipment output section 4022, what power source 100 exported A part of power directly drives the second dynamotor 600 and generates electricity, and another part power that power source 100 exports passes sequentially through change Fast unit 200, conversion equipment input unit 4020 export to the first generator unit 300 and drive the first dynamotor list Member 300 generates electricity.At this time, the first generator unit 300 and the second generator unit 600 can generate electricity at the same time, power generation It is efficient.
The power drive system 1000 of vehicle has the third line car power generation mode, and the power drive system 1000 of vehicle is in During the third line car power generation mode, power source 100 works, and the second dynamotor 600 is connected with 100 power coupling of power source, moves Power source 100 is connected with 200 power coupling of variable-speed unit, 4022 power coupling of conversion equipment input unit 4020 and conversion equipment output section Connection is closed, a part of power that power source 100 exports passes sequentially through variable-speed unit 200, conversion equipment input unit 4020 and conversion Device output section 4022, which exports, Unit 401, system dynamic output section gives, and the rotating speed of conversion equipment input unit 4020 is higher than or waits In the rotating speed of the input terminal of system dynamic output section 401, it is electronic that another part power that power source 100 exports directly drives second Generator 600 generates electricity.The form that power source 100 generates electricity when driving, and the power output of power source 100 can so be formed Efficient, the generating efficiency of the second dynamotor 600 is high, in addition, 1000 control strategy of power drive system is simple.
The power drive system 1000 of vehicle has fourth line car power generation mode, and the power drive system 1000 of vehicle is in During fourth line car power generation mode, power source 100 works, and the second dynamotor 600 is connected with 100 power coupling of power source, moves Power source 100 is of coupled connections with variable-speed dynamic, and conversion equipment input unit 4020 is connected with 4022 power coupling of conversion equipment output section, It is defeated that the Part I power that power source 100 exports passes sequentially through variable-speed unit 200, conversion equipment input unit 4020 and conversion equipment Go out portion 4022 to export to system dynamic output section 401, and the rotating speed of conversion equipment input unit 4020 is greater than or equal to system dynamic The rotating speed of the input terminal of output section 401, the Part II power that power source 100 exports pass sequentially through conversion equipment input unit 4020 Export and generate electricity to the first generator unit 300, the first generator unit 300 of driving, the 3rd of the output of power source 100 the Partial power directly drives the second dynamotor 600 and generates electricity.The shape that power source 100 generates electricity when driving can so be formed Formula, and the generating efficiency of the first dynamotor 302 and the second dynamotor 600 is high.
The power drive system 1000 of vehicle has fast attack mode, and the power drive system 1000 of vehicle is in quick During start-up mode, the second dynamotor 600 is connected with 100 power coupling of power source, and the output of the second dynamotor 600 is moved Power directly drives power source 100 and starts.Second dynamotor 600 can be used as starter motor, and starting efficiency is high.
The power that above-mentioned power drive system 1000 is transmitted is to be exported by system dynamic output section 401 to vehicle Two wheels, but power drive system 1000 is not limited to this, and power drive system 1000 can also include electric drive trains System 700, power drive system 700 can be used for two other wheel for driving vehicle, so as to realize the 4 wheel driven of vehicle.
A variety of arrangement forms according to power drive system 700 are described in detail below.
As shown in figure 27, power drive system 700 can include drive system input unit and drive system output section, drivetrain The power output that system output section is suitable for self actuating system input unit in future gives two other wheel, such as trailing wheel.So pass through increasing Power up drive system 700, can increase the drive pattern of vehicle, for example, drive pattern can be further divided into forerunner's pattern, Rear-guard pattern and 4 wheel driven pattern, so that vehicle is more applicable for different road conditions, can improve the dynamic property of vehicle.
For example, as shown in figure 27, power drive system 700 further includes power drive system system dynamic output section 710, drivetrain The power that system output section is suitable for self actuating system input unit in future is exported to another by power drive system system dynamic output section 710 Outer two wheels.Power drive system system dynamic output section 710 can be divided in order to which drive system output section to be transmitted to the power come Two wheels of dispensing both sides, so as to smoothly drive vehicle.
Specifically, drive system input unit can be driving dynamotor 720, and driving dynamotor 720 can be Trailing wheel dynamotor, trailing wheel dynamotor can drive two trailing wheels by reducing gear, and drive system output section can be with For gear reduction unit 730 (i.e. reducing gear).Thus, when driving dynamotor 720 to work, dynamotor 720 is driven The power of generation passes to power drive system system dynamic output section after can passing through the deceleration increment of gear reduction unit 730 710, power drive system system dynamic output section 710 can distribute to both sides in order to which drive system output section is transmitted the power come Two wheels, so as to smoothly drive vehicle.
And for example, as shown in figure 28, drive system input unit includes two driving dynamotor 720, drive system output Portion includes two sub- output sections of drive system, and each sub- output section of drive system, which is suitable for coming from, accordingly drives dynamotor 720 power output gives a wheel in two other wheel accordingly.That is, each wheel is corresponding with a driving Dynamotor 720 and the sub- output section of drive system, so can be omitted power drive system system dynamic output section 710, and Two driving dynamotor 720 can adjust the rotating speed of itself to realize the differential between two wheels, so that Power drive system 1000 is simple in structure and reliable.
As shown in figure 28, two other above-mentioned wheel selectivity is synchronous.For example, it can be set on one of semiaxis 2000 Semiaxis synchronizer is equipped with to be suitable for being selectively engaged another semiaxis 2000.It can so realize the in the same direction synchronized of two wheels Rotate, can also realize the differential motion of two wheels, thereby may be ensured that the cruising characteristic of vehicle.
As shown in figure 29, two selectivity of driving dynamotor 720 are synchronous.For example, can on a motor output shaft 721 To be provided with 721 synchronizer of motor output shaft to be selectively engaged another motor output shaft 721, two can be so realized The synchronized rotation in the same direction of wheel, can also realize the differential motion of two wheels, thereby may be ensured that the cruising characteristic of vehicle.
As shown in figures 30 and 31, the sub- output section selectivity of two drive systems is synchronous.That is, two drive systems It is defeated for another synchronous drive system that sub- output section synchronizer can be provided with an output shaft in sub- output section Go out portion, can so realize the synchronized rotation in the same direction of two wheels, can also realize the differential motion of two wheels, so as to Ensure the cruising characteristic of vehicle.
As shown in Figure 27-Figure 30, the sub- output section of drive system can include secondary gear reducer, by double reduction The power of driving dynamotor 720 can pass to wheel to drive vehicle wheel rotation.
Or as shown in figure 31, the sub- output section of drive system can include two shift transmissions.Driving dynamotor 720 selects One of gear is engaged to selecting property, by setting two shift transmissions, thus it is possible to vary driving dynamotor 720 is exported to car The rotating speed of wheel, so as to enrich the drive pattern of power drive system 1000, can improve the economy and dynamic property of vehicle.
Specifically, driving dynamotor 720 can include motor output shaft 721, secondary gear reducer 730 or two Shift transmission may each comprise the sub- output section input shaft of drive system, the sub- output section input shaft of drive system and motor output shaft 721 are fixedly linked and are coaxially disposed.So driving dynamotor 720 can be imparted power to by motor output shaft 721 The sub- output section input shaft of drive system, then imparts power to wheel to drive vehicle to transport by the sub- output section of drive system It is dynamic.
For another example, as shown in figure 32, power drive system 700 includes two wheel motors, and each wheel motor directly drives separately One wheel of correspondence in outer two wheels, two other wheel selectivity are synchronous.Half can be provided with one semiaxis 2000 For axis synchronizer to be selectively engaged another semiaxis 2000, such wheel motor can drive corresponding vehicle wheel rotation respectively, And by disconnecting semiaxis synchronizer, it is possible to achieve the differential motion of two wheels, thereby may be ensured that the smooth ride of vehicle Property.
Multiple arrangement forms of mode conversion device 402 are described in detail in conjunction with multiple attached drawings below.
First embodiment according to the present invention, as shown in Fig. 7-Figure 19, mode conversion device 402 can also include first turn Change portion 4021a and the second converter section 4021b, the selectivity of conversion equipment output section 4022 and the first converter section 4021a and second turn An engagement in portion 4021b is changed, conversion equipment input unit 4020 is fixedly linked with the first converter section 4021a, and conversion equipment is defeated Go out portion 4022 to engage with the second converter section 4021b, thus suitable for make conversion equipment input unit 4020 export rotating speed reduce after it is defeated Go out the input terminal to system dynamic output section 401.
So engaged in conversion equipment output section 4022 with the first converter section 4021a, so that suitable for inputting conversion equipment The rotating speed that portion 4020 exports is identical with the input terminal rotating speed of system dynamic output section 401.
Therefrom, it may be appreciated that the power that 100 and/or first generator unit 300 of power source produces is transferred to After conversion equipment input unit 4020, conversion equipment input unit 4020 can pass to the first converter section 4021a and the second converter section 4021b, conversion equipment output section 4022 by Rational choice the first converter section 4021a and the second converter section 4021b, so as to The rotating speed to wheel is transmitted in control, and then can control the speed of vehicle so that and the speed of vehicle is more suitable for current vehicle condition, The cruising characteristic and dynamic property of vehicle can be improved.
When the first converter section 4021a and the second converter section 4021b are disconnected with conversion equipment output section 4022, power source 100 are suitable for driving the first generator unit 300 to generate electricity by conversion equipment input unit 4020.It is understood that when the When one converter section 4021a and the second converter section 4021b are disconnected with conversion equipment output section 4022, power source 100 is without normal direction system 401 passing power of power output of uniting portion, the power of power source 100 can pass to the first electricity by conversion equipment input unit 4020 Dynamic generator unit 300, the first dynamotor 302 in the first generator unit 300 can be used as generator To generate electricity.It can so realize the power generation in parking pattern of vehicle, and then can save energy to avoid the waste of the energy Source, can improve the dynamic property and economy of vehicle.
According to the first advantageous embodiment of the invention, as shown in Fig. 7-Figure 18, mode conversion device 402 can include：It is main Retarder driven gearwheel Z ', planetary gears P and conversion equipment connector S, wherein, main reducing gear driven gear Z ' is changed Device input unit 4020, planetary gears P can include the first element P1, the second element P2 and third element P3, first yuan Part P1 and main reducing gear driven gear Z ' are fixed, like this, between the first element P1 and main reducing gear driven gear Z ' can be with Passing power, the second element P2 fixed settings, the first element P1 are the first converter section 4021a, and third element P3 is the second conversion Portion 4021b.That is, the first element P1 can be driven with third element P3, in this transmission process, the first element P1's turns Speed is higher than the rotating speed of third element P3.Moreover, planetary gears P can include：Sun gear, planetary gear, planet carrier and gear ring, In planetary gear installation planet carrier, and planetary gear is engaged between sun gear and gear ring, such sun gear, planet carrier and gear ring All can be in the first element P1, the second element P2 and third element P3 one.
As shown in fig. 7, the first element P1 is sun gear, sun gear is directly fixedly connected with main reducing gear driven gear Z ', Second element P2 is gear ring, and third element P3 is planet carrier.
As shown in figure 8, the first element P1 is gear ring, gear ring is directly fixedly connected with main reducing gear driven gear Z ', second Element P2 is sun gear, and third element P3 is planet carrier.
As shown in figure 9, the first element P1 is sun gear, sun gear is directly fixedly connected with main reducing gear driven gear Z ', Second element P2 is planet carrier, and third element P3 is gear ring.
Further, mode conversion device 402 can also include：Conversion equipment connector S, conversion equipment output section 4022 One in the first element P1 and third element P3 is selectively engaged by conversion equipment connector S.Preferably, conversion engagement dress It can be conversion equipment synchronizer to put.So conversion equipment output section 4022 can be selectively engaged by conversion equipment synchronizer First element P1 and third element P3.When conversion equipment synchronizer engages the first element P1, conversion equipment input unit 4020 Rotating speed is identical with the rotating speed of conversion equipment output section 4022, when conversion equipment synchronizer engages third element P3, conversion equipment The rotating speed of input unit 4020 is more than the rotating speed of conversion equipment output section 4022.
The arrangement form of conversion equipment connector S has a variety of, is described in detail below in conjunction with the accompanying drawings.
First specific embodiment according to the present invention, as shown in figs. 7 to 9, in the central axis of planetary gears P In axial direction, conversion equipment connector S is between the first element P1 and third element P3.A conversion equipment can so be saved Synchronizer, so that mode conversion device 402 is simple in structure, control logic is simple.
Wherein, conversion equipment output section 4022 can be axle sleeve, and axle sleeve can be set on semiaxis 2000, one end of axle sleeve It is fixedly linked with the input terminal of system dynamic output section 401, conversion equipment connector S is fixed at the other end of axle sleeve.This Sample conversion equipment output section 4022 can in time and reliably output power to system dynamic output section 401.
Specifically, one of the input terminal of the close system dynamic output section 401 in the first element P1 and third element P3, Main reducing gear driven gear Z ' empty sets are on axle sleeve, and axle sleeve is set on the semiaxis 2000 of vehicle, the first element P1 and the 3rd One empty set of the input terminal of the remote system dynamic output section 401 in element P3 is on the semiaxis 2000 of vehicle.
As shown in fig. 7, third element P3, closer to system dynamic output section 401, third element P3 empty sets are on axle sleeve, such as Shown in Fig. 8, the first element P1 is closer to system dynamic output section 401, and the first element P1 empty sets are on axle sleeve, as shown in figure 9, Three element P3 are closer to system dynamic output section 401, and third element P3 empty sets are on axle sleeve.It can so cause pattern converting means Put 402 compact-sized, and connection and reasonable arrangement.
Planetary gears P further includes the first element junction surface P4 and third element junction surface P5, the first element junction surface P4 is fixedly linked with the first element P1, and the first being suitably selected for property of element junction surface P4 is engaged with conversion equipment connector S, the Three element junction surface P5 and third element P3 is fixedly linked, and P5 being suitably selected for property in third element junction surface connects with conversion equipment Clutch S is engaged, and in the axial direction of the central axis of planetary gears P, conversion equipment connector S is located at the first element junction surface In the space that P4 and third element junction surface P5 is limited.First element junction surface P4 can be in order to the first element P1 and conversion equipment The engagement of synchronizer disconnects, and third element junction surface P5 can break in order to the engagement of third element P3 and conversion equipment connector S Open.And conversion equipment connector S is between the first element junction surface P4 and third element junction surface P5.
Second specific embodiment according to the present invention, and the first above-mentioned specific embodiment main difference, as Figure 10- Shown in Figure 12, conversion equipment connector S can include being spaced apart the first junction surface and the second junction surface set, the first junction surface Being suitably selected for property engages conversion equipment output section 4022 and the first element P1, the second junction surface being suitably selected for property engagement conversion equipment Output section 4022 and third element P3.That is, when the first junction surface engagement conversion equipment output section 4022 and the first element During P1, the rotating speed of conversion equipment input unit 4020 is identical with the rotating speed of conversion equipment output section 4022, when the second junction surface engages Conversion equipment output section 4022 and during third element P3, the rotating speed of conversion equipment input unit 4020 is more than conversion equipment output section 4022 rotating speed.So by the first junction surface arranged apart and the second junction surface, conversion equipment connector S can be caused to arrange Simply, and can be in order to the cooperation between shifting fork mechanism and the first junction surface and the second junction surface.
Further, as shown in Figure 10-Figure 12, conversion equipment output section 4022 can be axle sleeve, and one end of axle sleeve is with being The input terminal in system power output portion 401 is fixedly linked, and the other end of axle sleeve passes through planetary gear construction, the first junction surface and second A fixation in junction surface is located at the other end of axle sleeve, another in the first junction surface and the second junction surface is fixed at On the part for not passing through planetary gears P of axle sleeve.It should be noted that the cloth set at the first junction surface and the second junction surface Put and be adjusted according to the first element P1 and third element P3, the first element P1 is defeated away from system dynamic compared to third element P3 When going out portion 401, the first junction surface is fixed on the other end of axle sleeve, and what the second junction surface was fixed at axle sleeve does not pass through planet tooth On the part for taking turns mechanism P.If the first element P1 compared to third element P3 close to system dynamic output section 401 when, second connects Conjunction portion is fixed on the other end of axle sleeve, and the first junction surface is fixed on the part for not passing through planetary gears P of axle sleeve.
Specifically, as shown in Figure 10-Figure 12, planetary gears P can also include the first element junction surface P4 and the 3rd Element junction surface P5, the first element junction surface P4 are fixedly linked with the first element P1, and the first element junction surface P4 is suitable for choosing Selecting property is engaged with conversion equipment connector S, and third element junction surface P5 is fixedly linked with third element P3, and third element connects P5 being suitably selected for property in conjunction portion is engaged with conversion equipment connector S, in the axial direction of the central axis of planetary gears P, first Element junction surface P4 and third element junction surface P5 are respectively positioned between the first junction surface and the second junction surface.So on the one hand can be with The engagement between the first element P1 and conversion equipment output section 4022 is controlled easy to conversion equipment connector S, and can be in order to The engagement between third element P3 and conversion equipment output section 4022 is controlled, so that 402 structure of mode conversion device Simply, rationally distributed, control logic is simple.
Alternatively, as shown in Figure 10-Figure 12, the first element P1, third element P3, main reducing gear driven gear Z ' can be equal On axle sleeve, axle sleeve is set on the semiaxis 2000 of vehicle empty set.Axle sleeve can be rotated relative to semiaxis 2000, the first element P1, Third element P3, main reducing gear driven gear Z ' can be rotated relative to axle sleeve, so can rationally utilize the sky on semiaxis 2000 Between, and can ensure axle sleeve, the first element P1, third element P3, the arrangement reliability of main reducing gear driven gear Z ', into one Step ground can reduce the arrangement difficulty of power drive system 1000.
Wherein, conversion equipment connector S can include direct gear synchronizer SD and low gear synchronizer SL, the first junction surface are A part of direct gear synchronizer SD, the second junction surface are a part of low gear synchronizer SL.Direct gear synchronizer SD engagements the One element junction surface P4 and conversion equipment output section 4022 can ensure conversion equipment input unit 4020 and conversion equipment output section 4022 rotating speed is identical, and low gear synchronizer SL engagement third element junction surface P5 and conversion equipment output section 4022 can ensure to turn The rotating speed of changing device input unit 4020 is more than the rotating speed of conversion equipment output section 4022.
3rd specific embodiment according to the present invention, roughly the same with the first specific embodiment, specific distinctive points are with reference under Face content.As shown in Figure 13-Figure 18, in the axial direction of the central axis of planetary gears P, conversion equipment connector S is located at The side of planetary gears P.Specifically, as shown in Figure 13-Figure 15, in the axial direction of the central axis of planetary gears P, Conversion equipment connector S is located at the right side of planetary gears P.As exemplified in figs, at the center of planetary gears P In the axial direction of axis, conversion equipment connector S is located at the left side of planetary gears P.So in the axial direction, planetary gear Mechanism P and conversion equipment connector S are spaced apart setting, so as to the arrangement easy to shifting fork mechanism, can reduce shifting fork mechanism Arrangement difficulty, and then the arrangement convenience of power drive system 1000 can be improved, and control convenience.
Alternatively, as shown in Figure 13-Figure 15, conversion equipment connector S is arranged on conversion equipment output section 4022, conversion Device output section 4022 and conversion equipment connector S are respectively positioned on the side of planetary gears P.That is, conversion equipment is defeated It can be the same side with planetary gears P to go out portion 4022 and conversion equipment connector S, for example, right side.It can so cause Planetary gears P, conversion equipment connector S and 4022 axial location connection and reasonable arrangement of conversion equipment output section, so as to so as to In the arrangement of shifting fork mechanism, and the structural reliability of mode conversion device 402 can be improved.
Wherein, as shown in Figure 13-Figure 15, in the axial direction of the central axis of planetary gears P, from away from conversion equipment One end of connector S to close to one end of conversion equipment connector S, be disposed with the first element P1 and third element P3 Positioned at one of outside corresponding connection disc portion, with to be located at one of inner side in the first element P1 and third element P3 right The connection disc portion answered.Planetary gears P central axis radially, be arranged with successively from outside to inside with positioned at first Positioned at a corresponding sleeve part of inner side, with being located at the first element P1 and third element P3 in element P1 and third element P3 In be located at outside a corresponding sleeve part.
Citing description is carried out by taking the power drive system 1000 shown in Figure 13 as an example below.
As shown in figure 13, in the axial direction of the central axis of planetary gears P, from away from conversion equipment connector S's One end is to close to one end of conversion equipment connector S, connection disc portion, the connection disc portion of the first element P1 of third element P3 Arrange successively.Planetary gears P central axis radially, it is corresponding to be arranged with the first element P1 successively from outside to inside Sleeve part, the corresponding sleeve parts of third element P3 are arranged successively, can so cause the first element P1 engaging portions and the 3rd Element junction surface P5 in the axial direction and radially equal connection and reasonable arrangements, so that 402 connection and reasonable arrangement of mode conversion device.
Alternatively, as exemplified in figs, a part for conversion equipment output section 4022 can be to pass through planet tooth for another kind Mechanism P is taken turns, conversion equipment connector S is arranged in an above-mentioned part for conversion equipment output section 4022.That is, converting means The both sides that connector S and system dynamic output section 401 are located at planetary gears P respectively are put, and planetary gears P can be with It is set on conversion equipment output section 4022, it is empty so as to the axial space and radial direction of Rational Utilization Model conversion equipment 402 Between.Specifically, conversion equipment output section 4022 can be axle sleeve, and axle sleeve is set on the semiaxis 2000 of vehicle.
Wherein, as exemplified in figs, planetary gears P can also include the first element junction surface P4 and ternary Part junction surface P5, the first element junction surface P4 are fixedly linked with the first element P1, and the first element junction surface P4 is suitably selected for Property engaged with conversion equipment connector S, third element junction surface P5 and third element P3 is fixedly linked, and third element engage P5 being suitably selected for property in portion is engaged with conversion equipment connector S.By setting the first element junction surface P4 and third element junction surface P5, can be selectively engaged in order to conversion equipment output section 4022 respectively at the first element P1 and third element P3.
Alternatively, as exemplified in figs, the first element junction surface P4 and third element junction surface P5 may each comprise company Connect disc portion and sleeve part, the central axis upright of connection disc portion and planetary gears P, sleeve part and planetary gear The centerline axis parallel of mechanism P.The outer of connection disc portion is fixedly linked with accordingly element, connects interior edge and the set of disc portion One end of canister portion point is connected, and the being suitably selected for property of the other end of sleeve part is engaged with conversion equipment connector S.So pass through setting Connecting disc portion and sleeve part, it is ensured that the engagement between the first element P1 and conversion equipment connector S disconnects reliability, And it can ensure that the engagement between third element P3 and conversion equipment connector S disconnects reliability.
Wherein, as exemplified in figs, in the axial direction of the central axis of planetary gears P, from away from conversion equipment One end of connector S to close to one end of conversion equipment connector S, be disposed with the first element P1 and third element P3 Positioned at one of inner side corresponding connection disc portion, with to be located at one of outside in the first element P1 and third element P3 right The connection disc portion answered.Planetary gears P central axis radially, be arranged with successively from outside to inside with positioned at first Positioned at a corresponding sleeve part in outside, with being located at the first element P1 and third element P3 in element P1 and third element P3 In be located at inner side a corresponding sleeve part.
Citing description is carried out by taking the power drive system 1000 shown in Figure 16 as an example below.
As shown in figure 16, in the axial direction of the central axis of planetary gears P, from away from conversion equipment connector S's One end is disposed with the corresponding connection disc portions of third element P3 and first yuan to close to one end of conversion equipment connector S The corresponding connection disc portions of part P1, planetary gears P central axis radially, be arranged with the 3rd successively from outside to inside The corresponding sleeve parts of element P3 and the corresponding sleeve parts of the first element P1.
Wherein, as shown in Figure 13-Figure 18, conversion equipment connector S all can be conversion equipment synchronizer.
According to the second embodiment of the present invention, as shown in figure 19, mode conversion device 402 can also include the first converter section 4021a and the second converter section 4021b, the selectivity of conversion equipment output section 4022 and the first converter section 4021a and the second converter section An engagement in 4021b, conversion equipment input unit 4020 are fixedly linked with the first converter section 4021a, conversion equipment output section 4022 engage with the second converter section 4021b, so that suitable for making the rotating speed of conversion equipment output section 4022 pass sequentially through the first conversion Portion 4021a and the second converter section 4021b exports the input terminal to system dynamic output section 401 after reducing.
So engaged in conversion equipment output section 4022 with the first converter section 4021a, so that suitable for inputting conversion equipment The rotating speed that portion 4020 exports is identical with the input terminal rotating speed of system dynamic output section 401.
Therefrom, it may be appreciated that the power that 100 and/or first generator unit 300 of power source produces is transferred to After conversion equipment input unit 4020, conversion equipment input unit 4020 can pass to the first converter section 4021a and the second converter section 4021b, conversion equipment output section 4022 by Rational choice the first converter section 4021a and the second converter section 4021b, so as to The rotating speed to wheel is transmitted in control, and then can control the speed of vehicle so that and the speed of vehicle is more suitable for current vehicle condition, The cruising characteristic and dynamic property of vehicle can be improved.
When the first converter section 4021a and the second converter section 4021b are disconnected with conversion equipment output section 4022, power source 100 are suitable for driving the first generator unit 300 to generate electricity by conversion equipment input unit 4020.It is understood that when the When one converter section 4021a and the second converter section 4021b are disconnected with conversion equipment output section 4022, power source 100 is without normal direction system 401 passing power of power output of uniting portion, the power of power source 100 can pass to the first electricity by conversion equipment input unit 4020 Dynamic generator unit 300, the first dynamotor 302 in the first generator unit 300 can be used as generator To generate electricity.It can so realize the power generation in parking pattern of vehicle, and then can save energy to avoid the waste of the energy Source, can improve the dynamic property and economy of vehicle.
As shown in figure 19, in mode conversion device 402, conversion equipment input unit 4020 is main retarder driven gearwheel Z ', the first converter section 4021a are the second conversion gear ZZ2, still, mould for the first conversion gear ZZ1, the second converter section 4021b Formula conversion equipment 402 further includes：Conversion equipment axis VII, main reducing gear driven gear Z ', the first conversion gear ZZ1 and the second conversion The equal empty sets of gear ZZ2 are fixed with the conversions of the 3rd conversion gear ZZ3 and the 4th on the semiaxis 2000 of vehicle on conversion equipment axis VII Gear ZZ4, the first conversion gear ZZ1 are engaged with the 3rd conversion gear ZZ3, the second conversion gear ZZ2 and the 4th conversion gear ZZ4 Engagement.Primary speed-down so is formed between the first conversion gear ZZ1 and the 3rd conversion gear ZZ3, in the second conversion gear ZZ2 And the 4th form double reduction between conversion gear ZZ4, so that the rotating speed of the first conversion gear ZZ1 is higher than second turn The rotating speed of gear changing ZZ2.
Specifically, as shown in figure 19, main reducing gear driven gear Z ' can form duplex-gear knot with the first conversion gear ZZ1 Structure, in other words, a gear in duplex toothing forms main reducing gear driven gear Z ' and another gear forms first turn Gear changing ZZ1, so by setting duplex toothing, can make it that mode conversion device 402 is simple in structure, reliable operation, and And can make it that power drive system 1000 is simple in structure, reliable operation.
Further, as shown in figure 19, mode conversion device 402 can also include conversion equipment connector S, conversion equipment Output section 4022 is engaged by conversion equipment connector S selectivity with the first converter section 4021a or the second converter section 4021b.This Place, it is to be understood that conversion equipment output section 4022 can be selectively engaged and disconnect the first converter section 4021a, and Conversion equipment output section 4022 can be selectively engaged and disconnect the second converter section 4021b.Pass through switch transition means for engaging The state and engaged target of device S, thus it is possible to vary the output speed of conversion equipment output section 4022 is passed to, so as to change car The rotating speed of wheel, and then the drive pattern of vehicle can be enriched, the economy and dynamic property of vehicle can be improved.Wherein, converting means It can be conversion equipment synchronizer to put connector S, which is arranged on the conversions of the first conversion gear ZZ1 and second Between gear ZZ2, so as to reduce the quantity of synchronizer, it can make it that mode conversion device 402 is simple in structure, cost is low.
As shown in figure 19, conversion equipment output section 4022 can be axle sleeve, one end and the system dynamic output section 401 of axle sleeve Input terminal be fixedly linked, conversion equipment connector S is arranged on the other end of axle sleeve.It can so ensure conversion equipment output section Synchronization dependability between 4022 and corresponding first conversion gear ZZ1 and the second conversion gear ZZ2.And pass through reasonable Arrangement Radially be arranged arrangement, can effective save mode conversion equipment 402 space so that 402 knot of mode conversion device Structure is compact, small, and the space for taking power drive system 1000 is small.
Further, axle sleeve can be set on the semiaxis 2000 of vehicle, and the second conversion gear ZZ2 can be with empty set in axle sleeve On.It can so make it that the position of the second conversion gear ZZ2 is reasonable, and can be with the knot of Assured Mode conversion equipment 402 Structure reliability.
The multiple drive modes corresponding to the power drive system 1000 shown in Fig. 7-Figure 19 are described in detail below.
The power drive system 1000 of vehicle has the first power source drive pattern, at the power drive system 1000 of vehicle When the first power source drive pattern, the first generator unit 300 does not work, conversion equipment output section 4022 and first turn Change portion 4021a engagement, power source 100 export power pass sequentially through conversion equipment input unit 4020, the first converter section 4021a, Conversion equipment output section 4022 exports the input terminal to system dynamic output section 401, and what conversion equipment input unit 4020 exported turns Speed is identical with the rotating speed of the input terminal of system dynamic output section 401.
The power drive system 1000 of vehicle has the second power source drive pattern, at the power drive system 1000 of vehicle When the second power source drive pattern, the first generator unit 300 does not work, conversion equipment output section 4022 and second turn Change portion 4021b engagement, power source 100 export power pass sequentially through conversion equipment input unit 4020, the second converter section 4021b, Conversion equipment output section 4022 exports the input terminal to system dynamic output section 401, and what conversion equipment input unit 4020 exported turns Rotating speed of the speed higher than the input terminal of system dynamic output section 401.
The power drive system 1000 of vehicle has the first pure electric vehicle drive pattern, at the power drive system 1000 of vehicle In the first pure electric vehicle drive pattern, power source 100 does not work, and conversion equipment output section 4022 is engaged with the first converter section 4021a, The power of first generator unit 300 output passes sequentially through conversion equipment input unit 4020, the first converter section 4021a, turns Changing device output section 4022 exports the input terminal to system dynamic output section 401, the rotating speed that conversion equipment input unit 4020 exports It is identical with the rotating speed of the input terminal of system dynamic output section 401.
The power drive system 1000 of vehicle has the second pure electric vehicle drive pattern, at the power drive system 1000 of vehicle In the second pure electric vehicle drive pattern, power source 100 does not work, and conversion equipment output section 4022 is engaged with the second converter section 4021b, The power of first generator unit 300 output passes sequentially through conversion equipment input unit 4020, the second converter section 4021b, turns Changing device output section 4022 exports the input terminal to system dynamic output section 401, the rotating speed that conversion equipment input unit 4020 exports Higher than the rotating speed of the input terminal of system dynamic output section 401.
The power drive system 1000 of vehicle has the first mixed dynamic drive pattern, and the power drive system 1000 of vehicle is in During the first mixed dynamic drive pattern, 100 and first generator unit 300 of power source works, conversion equipment output section 4022 Engaged with the first converter section 4021a, the power of 100 and first generator unit 300 of power source output, which passes sequentially through, to be turned Changing device input unit 4020, the first converter section 4021a, conversion equipment output section 4022 are exported to system dynamic output section 401 Input terminal, the rotating speed that conversion equipment input unit 4020 exports are identical with the rotating speed of the input terminal of system dynamic output section 401.
The power drive system 1000 of vehicle has the second mixed dynamic drive pattern, and the power drive system 1000 of vehicle is in During the second mixed dynamic drive pattern, 100 and first generator unit 300 of power source works, conversion equipment output section 4022 Engaged with the second converter section 4021b, the power of 100 and first generator unit 300 of power source output, which passes sequentially through, to be turned Changing device input unit 4020, the second converter section 4021b, conversion equipment output section 4022 are exported to system dynamic output section 401 Input terminal, rotating speed of the rotating speed that conversion equipment input unit 4020 exports higher than the input terminal of system dynamic output section 401.
The power drive system 1000 of vehicle has the first driving power generation mode, and the power drive system 1000 of vehicle is in During the first driving power generation mode, power source 100 works, and conversion equipment output section 4022 is engaged with the first converter section 4021a, power A part of power that source 100 exports passes sequentially through conversion equipment input unit 4020, the first converter section 4021a, conversion equipment output Portion 4022 exports the input terminal to system dynamic output section 401, the rotating speed and system dynamic that conversion equipment input unit 4020 exports The rotating speed of the input terminal of output section 401 is identical；Another part power that power source 100 exports passes through conversion equipment input unit 4020 The first generator unit 300 is driven to generate electricity.
The power drive system 1000 of vehicle has the second driving power generation mode, and the power drive system 1000 of vehicle is in During the second driving power generation mode, power source 100 works, and conversion equipment output section 4022 is engaged with the second converter section 4021b, power A part of power that source 100 exports passes sequentially through conversion equipment input unit 4020, the second converter section 4021b, conversion equipment output Portion 4022 exports the input terminal to system dynamic output section 401, and the rotating speed that conversion equipment input unit 4020 exports is moved higher than system The rotating speed of the input terminal of power output section 401；Another part power that power source 100 exports is driven by conversion equipment input unit 4020 Dynamic first generator unit 300 generates electricity.
The power drive system 1000 of vehicle has the first Brake Energy take-back model, at the power drive system 1000 of vehicle When the first Brake Energy take-back model, conversion equipment output section 4022 is engaged with the first converter section 4021a, the wheel from vehicle Power to pass sequentially through system dynamic output section 401, conversion equipment output section 4022, the first converter section 4021a, conversion equipment defeated Enter portion 4020 to export to the first generator unit 300, and drive the first generator unit 300 to generate electricity, conversion equipment The rotating speed that input unit 4020 exports is identical with the rotating speed of the input terminal of system dynamic output section 401.
The power drive system 1000 of vehicle has the second Brake Energy take-back model, at the power drive system 1000 of vehicle When the second Brake Energy take-back model, conversion equipment output section 4022 is engaged with the second converter section 4021b, the wheel from vehicle Power to pass sequentially through system dynamic output section 401, conversion equipment output section 4022, the second converter section 4021b, conversion equipment defeated Enter portion 4020 to export to the first generator unit 300, and drive the first generator unit 300 to generate electricity, conversion equipment Rotating speed of the rotating speed that input unit 4020 exports higher than the input terminal of system dynamic output section 401.
According to the third embodiment of the invention, as shown in figure 20, mode conversion device 402 can also include general first turn Portion 4021a and the second converter section 4021b are changed, conversion equipment output section 4022 is connected with the input terminal of system dynamic output section 401, Conversion equipment input unit 4020 is suitable at least one dynamic in ultromotivity in future source 100 and the first generator unit 300 Power exports, and the selectivity of conversion equipment input unit 4020 connects with one in the first converter section 4021a and the second converter section 4021b Close, the first converter section 4021a and the second converter section 4021b coordinate transmission with conversion equipment output section 4022.That is, When power transmits, conversion equipment input unit 4020 can be by the first converter section 4021a or the second converter section 4021b to conversion 4022 passing power of device output section.
Conversion equipment input unit 4020 is adapted to engage with the first converter section 4021a, so that conversion equipment input unit 4020 turns Speed is identical with the rotating speed of the input terminal of system dynamic output section 401, and conversion equipment input unit 4020 is adapted to engage with the second converter section 4021b, so that the rotating speed of conversion equipment input unit 4020 is exported to system dynamic output section 401 after reducing.
Specifically, as shown in figure 20, conversion equipment input unit 4020 is main retarder driven gearwheel Z ', mode conversion device 402 can also include：Conversion equipment axis VII, main reducing gear driven gear Z ' fixations are located on conversion equipment axis VII, conversion equipment Direct gear driving gear Da and low gear driving gear La are set with axis VII, conversion equipment axis VII and the semiaxis 2000 of vehicle are flat OK.
Wherein, direct gear driving gear Da can be the first converter section 4021a, and low gear driving gear La can be second turn Change portion 4021b.Conversion equipment output section 4022 can include direct gear driven gear Db and low gear driven gear Lb, direct gear from Moving gear Db is engaged with direct gear driving gear Da, and low gear driven gear Lb is engaged with low gear driving gear La, and direct gear is driven The input terminal of gear D b and low gear driven gear Lb with system dynamic output section 401 is fixedly linked.It can so cause power Transmit reliable, transmission efficiency.
Moreover, conversion equipment input unit 4020 is suitable for disconnecting with the first converter section 4021a and the second converter section 4021b, So that power source 100 is suitable for passing sequentially through variable-speed unit 200, the first dynamotor list of driving of conversion equipment input unit 4020 Member 300 generates electricity.
Mode conversion device 402 can also include conversion equipment connector S, and conversion equipment output section 4022 passes through converting means Connector S is put selectively to engage with the first converter section 4021a or the second converter section 4021b.Herein, it is to be understood that conversion Device output section 4022 can be selectively engaged and disconnect the first converter section 4021a, and conversion equipment output section 4022 can To be selectively engaged and disconnect the second converter section 4021b.By the state and engaged target of switch transition means for engaging device S, The output speed for passing to conversion equipment output section 4022 can be changed, so as to change the rotating speed of wheel, and then can be rich The drive pattern of rich vehicle, can improve the economy and dynamic property of vehicle.
Wherein, conversion equipment connector S can be conversion equipment synchronizer.Alternatively, conversion equipment synchronizer can be consolidated It is scheduled on conversion equipment axis VII, it is preferable that conversion equipment synchronizer can be located at direct gear driving gear Da and low gear driving tooth Between taking turns La, the quantity of synchronizer can be so reduced, can make it that mode conversion device 402 is simple in structure, cost is low.
The drive pattern of the power drive system 1000 shown in Figure 20 is described in detail below.
The power drive system 1000 of vehicle has the first power source drive pattern, at the power drive system 1000 of vehicle When the first power source drive pattern, the first dynamotor 302 does not work, the first converter section 4021a and conversion equipment input Portion 4020 engages, and the power that power source 100 exports passes sequentially through conversion equipment input unit 4020, the first converter section 4021a and turns Changing device output section 4022 is exported to system dynamic output section 401.
The power drive system 1000 of vehicle has the second power source drive pattern, at the power drive system 1000 of vehicle When the second power source drive pattern, the first dynamotor 302 does not work, the second converter section 4021b and conversion equipment input Portion 4020 engages, and the power that power source 100 exports passes sequentially through conversion equipment input unit 4020, the second converter section 4021b and turns Changing device output section 4022 exports the input terminal to system dynamic output section 401.
The power drive system 1000 of vehicle has the first pure electric vehicle drive pattern, at the power drive system 1000 of vehicle In the first pure electric vehicle drive pattern, power source 100 does not work, and the first converter section 4021a and conversion equipment input unit 4020 engage, Handover module power coupling connects the first dynamotor 302 and the first generator unit coupling part 301, the first electronic hair The power that motor 302 exports passes sequentially through handover module, the first generator unit coupling part 301, conversion equipment input unit 4020th, the first converter section 4021a and conversion equipment output section 4022 are exported to system dynamic output section 401.
The power drive system 1000 of vehicle has the second pure electric vehicle drive pattern, at the power drive system 1000 of vehicle In the second pure electric vehicle drive pattern, power source 100 does not work, and the second converter section 4021b and conversion equipment input unit 4020 engage, The power of first dynamotor 302 output passes sequentially through conversion equipment input unit 4020, the second converter section 4021b and converting means Put output section 4022 and export input terminal to system dynamic output section 401.
The power drive system 1000 of vehicle drags start-up mode with counter, and the power drive system 1000 of vehicle is in counter and drags Start-up mode, the power of the first dynamotor 302 output pass sequentially through conversion equipment input unit 4020 and export to power source 100 Power source 100 is driven to start.
The power drive system 1000 of vehicle has the first mixed dynamic drive pattern, and the power drive system 1000 of vehicle is in During the first mixed dynamic drive pattern, 100 and first dynamotor 302 of power source works, the first converter section 4021a and converting means Put input unit 4020 to engage, the power that power source 100 exports passes sequentially through conversion equipment input unit 4020, the first converter section 4021a and conversion equipment output section 4022 are exported to system dynamic output section 401, the power of the first dynamotor 302 output Conversion equipment input unit 4020, the first converter section 4021a and conversion equipment output section 4022 is passed sequentially through to export to system dynamic Output section 401, exports and gives conversion equipment input unit after the power coupling of 100 and first dynamotor 302 of power source output 4020。
The power drive system 1000 of vehicle has the second mixed dynamic drive pattern, and the power drive system 1000 of vehicle is in During the second mixed dynamic drive pattern, 100 and first dynamotor 302 of power source works, the second converter section 4021b and converting means Put input unit 4020 to engage, the power that power source 100 exports passes sequentially through conversion equipment input unit 4020, the second converter section 4021b and conversion equipment output section 4022 are exported to system dynamic output section 401, the power of the first dynamotor 302 output Conversion equipment input unit 4020, the second converter section 4021b and conversion equipment output section 4022 is passed sequentially through to export to system dynamic Output section 401, exports after the rotating speed coupling of 100 and first dynamotor 302 of power source output and gives conversion equipment input unit 4020。
The power drive system 1000 of vehicle has the first driving power generation mode, and the power drive system 1000 of vehicle is in During the first driving power generation mode, power source 100 works, and the first converter section 4021a and conversion equipment input unit 4020 engage,
Power source 100 export a part of power pass sequentially through conversion equipment input unit 4020, the first converter section 4021a and Conversion equipment output section 4022 is exported to system dynamic output section 401, and another part power that power source 100 exports passes sequentially through Conversion equipment input unit 4020 is exported to generate electricity to the first dynamotor 302, the first dynamotor 302 of driving.
The power drive system 1000 of vehicle has the second driving power generation mode, and the power drive system 1000 of vehicle is in During the second driving power generation mode, power source 100 works, and the second converter section 4021b and conversion equipment input unit 4020 engage,
Power source 100 export a part of power pass sequentially through conversion equipment input unit 4020, the second converter section 4021b and Conversion equipment output section 4022 is exported to system dynamic output section 401, and another part power that power source 100 exports passes sequentially through Conversion equipment input unit 4020 is exported to generate electricity to the first dynamotor 302, the first dynamotor 302 of driving.
The power drive system 1000 of vehicle has the first Brake Energy take-back model, at the power drive system 1000 of vehicle When the first Brake Energy take-back model, the first converter section 4021a and conversion equipment input unit 4020 engage, the wheel from vehicle Power to pass sequentially through system dynamic output section 401, conversion equipment output section 4022, the first converter section 4021a, conversion equipment defeated Enter portion 4020, the first generator unit coupling part 301, handover module drive the first dynamotor 302 generate electricity.
The power drive system 1000 of vehicle has the second Brake Energy take-back model, at the power drive system 1000 of vehicle When the second Brake Energy take-back model, the second converter section 4021b and conversion equipment input unit 4020 engage, the wheel from vehicle Power to pass sequentially through system dynamic output section 401, conversion equipment output section 4022, the second converter section 4021b, conversion equipment defeated Entering portion 4020 drives the first dynamotor 302 to generate electricity.
It should be noted that the content of above-mentioned power drive system 1000 can be tied mutually in the case where not conflicting mutually Close or replace, so as to form new embodiment, new embodiment equally in the protection domain of the application, with reference to replacement side Formula has a variety of, names several examples to explain.
For example, the part of the power drive system 1000 shown in Fig. 1-Fig. 6 can be used for drive vehicle front-wheel, Figure 27- The part of power drive system 1000 shown in Figure 32 can be used for driving trailing wheel, any one in Fig. 1-Fig. 6 can be with figure Any one in 27- Figure 32 forms new power drive system 1000.
And for example, in order to improve power generation in parking efficiency, the power drive system 1000 shown in Fig. 1 can combine one second electricity For dynamic generator 600 to form new power drive system 1000, the second dynamotor 600 can be in parking operating mode in vehicle Shi Shixian power generation in parking.
For another example, the arrangement form of the second dynamotor 600 has a variety of, and as shown in figure 34, the second dynamotor 600 can To be coaxially connected with power source 100, and for example, as shown in figure 51, the second dynamotor 600 can be with the input terminal of double clutch It is connected, the arrangement form of the second dynamotor of above two 600 can be replaced mutually.
For another example, the variable-speed unit 200 of power drive system 1000 has a variety of arrangement forms, the powertrain shown in Fig. 7 The structure of the variable-speed unit 200 of the power drive system 1000 shown in variable-speed unit 200 and Figure 33 in system 1000 is entirely different, Both can mutually replace.
For another example, the mode conversion device 402 of the power drive system 1000 shown in Fig. 7-Figure 20 is different, and above-mentioned appoints Two mode conversion devices 402 of meaning can be replaced mutually.
Vehicle according to embodiments of the present invention, includes the power drive system 1000 of above-described embodiment.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be based on orientation shown in the drawings or Position relationship, is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include at least one this feature.In the description of the present invention, " multiple " are meant that at least two, such as two, three It is a etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects Connect or be electrically connected or can communicate each other；It can be directly connected, can also be indirectly connected by intermediary, can be with It is the interaction relationship of connection inside two elements or two elements, unless otherwise restricted clearly.For this area For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office Combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this area Art personnel can be tied the different embodiments or example described in this specification and different embodiments or exemplary feature Close and combine.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changes, replacing and modification.

Claims (29)

  1. A kind of 1. power drive system of vehicle, it is characterised in that including：
    Power source；
    First generator unit；
    System dynamic output section；
    Mode conversion device, the mode conversion device include：Conversion equipment input unit, the first converter section, the second converter section and Conversion equipment output section, the conversion equipment output section are connected with the input terminal of the system dynamic output section, the converting means Input unit is put to be suitable at least one power output in the power source and first generator unit, institute Conversion equipment input unit is stated to be fixedly linked with first converter section, conversion equipment output section selectivity with described first turn Change portion or the engagement of the second converter section, the conversion equipment output section to engage with the second converter section, so that suitable for making the converting means The rotating speed for putting input unit output passes sequentially through the first converter section, the second converter section is exported to the system dynamic output section after reducing Input terminal.
  2. 2. the power drive system of vehicle according to claim 1, it is characterised in that the conversion equipment output section and institute The engagement of the first converter section is stated, so that suitable for making the rotating speed that conversion equipment input unit exports and the input of the system dynamic output section Hold rotating speed identical.
  3. 3. the power drive system of vehicle according to claim 1, it is characterised in that the conversion equipment output section and the One converter section and the second converter section disconnect, and the power of the power source output is suitable for driving by the conversion equipment input unit The first dynamotor power generation.
  4. 4. the dynamical system according to claim 1 for vehicle, it is characterised in that the mode conversion device includes：
    Main reducing gear driven gear, the main reducing gear driven gear are the conversion equipment input unit；
    First conversion gear and the second conversion gear, the main reducing gear driven gear, first conversion gear and described The equal empty set of two conversion gears is on the semiaxis of the vehicle；
    Conversion equipment axis, the 3rd conversion gear and the 4th conversion gear, first conversion are fixed with the conversion equipment axis Gear is engaged with the 3rd conversion gear, and second conversion gear is engaged with the 4th conversion gear；
    First conversion gear is first converter section, and second conversion gear is second converter section.
  5. 5. the dynamical system according to claim 4 for vehicle, it is characterised in that the main reducing gear driven gear with First conversion gear forms duplex toothing.
  6. 6. the dynamical system according to claim 1 for vehicle, it is characterised in that the mode conversion device further includes Conversion equipment connector, the conversion equipment output section pass through conversion equipment connector selectivity and first converter section Or the second converter section engagement.
  7. 7. the dynamical system according to claim 6 for vehicle, it is characterised in that the conversion equipment connector is to turn Changing device synchronizer.
  8. 8. the dynamical system according to claim 6 for vehicle, it is characterised in that the conversion equipment output section is axis Set, one end of the axle sleeve and the input terminal of the system dynamic output section are fixedly linked, and the conversion equipment connector is set In the other end of the axle sleeve.
  9. 9. the dynamical system according to claim 4 for vehicle, it is characterised in that the conversion equipment output section is axis Set, the axle sleeve are set on the semiaxis of the vehicle, and the second conversion gear empty set is on the axle sleeve.
  10. 10. the power drive system of vehicle according to claim 1, it is characterised in that further include variable-speed unit, the change Fast unit is connected with the power source selection power coupling, the variable-speed unit and the conversion equipment input unit power coupling Connection, so as to being exported the power from the power source to the conversion equipment input unit by the variable-speed unit.
  11. 11. the power drive system of vehicle according to claim 4, it is characterised in that further include variable-speed unit, the change Fast unit is connected with the power source selection power coupling, the variable-speed unit and the conversion equipment input unit power coupling Connection, so that the power from the power source is exported to the conversion equipment input unit by the variable-speed unit, it is described Variable-speed unit includes variable-speed unit output section, and first generator unit is coupled including the first generator unit Portion, the variable-speed unit output section and the first generator unit coupling part are main reducing gear driving gear, described Main reducing gear driving gear is engaged with the main reducing gear driven gear.
  12. 12. the power drive system of vehicle according to claim 10, it is characterised in that the variable-speed unit includes：
    Variable-speed dynamic input unit, the variable-speed dynamic input unit are selectively engageable with the power source, described dynamic to transmit Power caused by power source；
    Variable-speed dynamic output section；
    The variable-speed unit output section, wherein the variable-speed dynamic output section is configured and adapted to input from the variable-speed dynamic Power in portion is by the synchronization of variable-speed unit synchronizer by the power output to variable-speed unit output section, the speed change list First output section is connected with the conversion equipment input unit power coupling.
  13. 13. the power drive system of vehicle according to claim 12, it is characterised in that the variable-speed dynamic input unit bag At least one input shaft is included, each input shaft is selectively engageable with the power source, on each input shaft It is provided with least one driving gear；
    The variable-speed dynamic output section includes：At least one output shaft, is each provided with least one driven on the output shaft Gear, the driven gear are engaged with the accordingly driving gear, and the variable-speed unit output section is at least one main deceleration Device driving gear, at least one main reducing gear driving gear are fixed at least one output shaft correspondingly.
  14. 14. the power drive system of vehicle according to claim 13, it is characterised in that the input shaft for it is multiple and according to It is secondary it is coaxial nested set, when the power source is to input shaft transmission power, the power source optionally with it is multiple An engagement in the input shaft.
  15. 15. the power drive system of vehicle according to claim 14, it is characterised in that the variable-speed unit synchronizer is set Put on the output shaft, for selectively synchronous between the driven gear and the output shaft, so that described driven Gear is rotated with the output shaft synchronous.
  16. 16. the power drive system of vehicle according to claim 1, it is characterised in that the first dynamotor list Member includes first dynamotor and the first generator unit coupling part, first dynamotor and the first electricity Dynamic generator unit coupling part power coupling connection, the first generator unit coupling part are inputted with the conversion equipment Portion's power coupling connection.
  17. 17. the power drive system of the vehicle according to right wants 16, it is characterised in that first generator unit Rough lock is further included, first dynamotor passes through rough lock and the first generator unit coupling part power coupling Close connection.
  18. 18. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first power source drive pattern, when the power drive system of the vehicle is in the first power source drive pattern, First dynamotor does not work, and first converter section and conversion equipment output section engagement, the power source are defeated The power gone out passes sequentially through the conversion equipment input unit, first converter section and the conversion equipment output section and exports to institute State system dynamic output section.
  19. 19. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the second power source drive pattern, when the power drive system of the vehicle is in the second power source drive pattern, First dynamotor does not work, and second converter section and conversion equipment output section engagement, the power source are defeated The power gone out passes sequentially through the conversion equipment input unit, second converter section and the conversion equipment output section and exports to institute State the input terminal of system dynamic output section.
  20. 20. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first pure electric vehicle drive pattern, and the power drive system of the vehicle is in the first pure electric vehicle drive pattern, institute State power source not work, first converter section and conversion equipment output section engagement, the first dynamotor output Power pass sequentially through the conversion equipment input unit, first converter section and the conversion equipment output section and export to described System dynamic output section.
  21. 21. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the second pure electric vehicle drive pattern, and the power drive system of the vehicle is in the second pure electric vehicle drive pattern, institute State power source not work, second converter section and conversion equipment output section engagement, the first dynamotor output Power pass sequentially through the conversion equipment input unit, second converter section and the conversion equipment output section and export to described The input terminal of system dynamic output section.
  22. 22. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System have it is counter drag start-up mode, the power drive system of the vehicle counter drags start-up mode, the first electronic hair in described The power of motor output passes sequentially through the conversion equipment input unit and exports to be started to the power source drive power source.
  23. 23. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first mixed dynamic drive pattern, when the power drive system of the vehicle is in the first mixed dynamic drive pattern, the power Source and first dynamotor work, first converter section and conversion equipment output section engagement, the power The power of source output passes sequentially through the conversion equipment input unit, first converter section and conversion equipment output section output To the system dynamic output section, the power of first dynamotor output pass sequentially through the conversion equipment input unit, First converter section and the conversion equipment output section are exported to the system dynamic output section, the power source and described Exported after the power coupling of one dynamotor output to the conversion equipment input unit.
  24. 24. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the second mixed dynamic drive pattern, when the power drive system of the vehicle is in the second mixed dynamic drive pattern, the power Source and first dynamotor work, second converter section and conversion equipment output section engagement, the power The power of source output passes sequentially through the conversion equipment input unit, second converter section and conversion equipment output section output To the system dynamic output section, the power of first dynamotor output pass sequentially through the conversion equipment input unit, Second converter section and the conversion equipment output section are exported to the system dynamic output section, the power source and described Exported after the rotating speed coupling of one dynamotor output to the conversion equipment input unit.
  25. 25. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first driving power generation mode, described when the power drive system of the vehicle is in the described first driving power generation mode Power source works, first converter section and conversion equipment output section engagement,
    A part of power of power source output passes sequentially through the conversion equipment input unit, first converter section and described Conversion equipment output section is exported passes sequentially through institute to the system dynamic output section, another part power of the power source output State conversion equipment input unit to export to first dynamotor, drive the first dynamotor power generation.
  26. 26. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the second driving power generation mode, described when the power drive system of the vehicle is in the described second driving power generation mode Power source works, second converter section and conversion equipment output section engagement,
    A part of power of power source output passes sequentially through the conversion equipment input unit, second converter section and described Conversion equipment output section is exported passes sequentially through institute to the system dynamic output section, another part power of the power source output State conversion equipment input unit to export to first dynamotor, drive the first dynamotor power generation.
  27. 27. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the first Brake Energy take-back model, when the power drive system of the vehicle is in the first Brake Energy take-back model, First converter section and conversion equipment output section engagement, the power of the wheel from the vehicle pass sequentially through the system Power output of uniting portion, the conversion equipment output section, first converter section, conversion equipment input unit driving described first Dynamotor generates electricity.
  28. 28. the power drive system of vehicle according to claim 1, it is characterised in that the powertrain of the vehicle System has the second Brake Energy take-back model, when the power drive system of the vehicle is in the second Brake Energy take-back model, Second converter section and conversion equipment output section engagement, the power of the wheel from the vehicle pass sequentially through the system Power output of uniting portion, the conversion equipment output section, second converter section, conversion equipment input unit driving described first Dynamotor generates electricity.
  29. 29. a kind of vehicle, it is characterised in that include the powertrain of the vehicle according to any one of claim 1-28 System.
CN201610934081.1A 2016-10-31 2016-10-31 Power transmission system and vehicle with same Active CN108016281B (en)

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