CN113928106A - Single-motor range-extending power assembly structure and control method - Google Patents
Single-motor range-extending power assembly structure and control method Download PDFInfo
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- CN113928106A CN113928106A CN202111384050.0A CN202111384050A CN113928106A CN 113928106 A CN113928106 A CN 113928106A CN 202111384050 A CN202111384050 A CN 202111384050A CN 113928106 A CN113928106 A CN 113928106A
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- 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
- B60K6/40—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 assembly or relative disposition of components
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- 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
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- 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
- B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
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- 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
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
- B60L50/62—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles charged by low-power generators primarily intended to support the batteries, e.g. range extenders
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- 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
- Y02T10/62—Hybrid vehicles
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- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a single-motor range-extending power assembly structure and a single-motor range-extending power assembly method. The invention adopts the single-motor extended-range power assembly structure and the control method thereof to realize high-efficiency starting, high-efficiency direct driving of the engine, high-efficiency feedback braking and synthesized peak torque/power.
Description
Technical Field
The invention relates to the technical field of new energy automobile control, in particular to a single-motor range-extending power assembly structure and a control method.
Background
With the continuous highlighting of energy and environmental problems, new energy automobiles become the leading direction of vehicle development, and are rapidly developed, and meanwhile, a plurality of key technical problems are also introduced, such as the relationship between the endurance mileage and the energy consumption. The middle-level problems of the existing pure electric vehicle are as follows: the battery limits the endurance mileage, thereby deriving the development of hybrid vehicles, and from the current market application condition, the problems of endurance mileage and energy loss still exist.
The daily commuting distance of most of people using the vehicles is mainly concentrated within 50 kilometers, the cruising ability is guaranteed to be 80-320 kilometers, the daily commuting distance or daily use requirements can be basically met, in order to solve the problem of mileage anxiety of the pure electric vehicle, a range extender is added to the vehicle, the range extender provides an Auxiliary Power Unit (APU), the problem of power consumption of auxiliary parts is solved, and according to vehicle types and matching requirements, the power of the range extender can be between 1.5 and 30 kw. A new energy automobile power assembly-hybrid structure generally has three structures: series, parallel and series-parallel. The mechanical energy output by the engine in the series hybrid electric vehicle is firstly converted into electric energy by the generator, one part of the converted electric energy is used for charging the storage battery, and the other part drives the wheels through the motor and the transmission device, and the series hybrid electric vehicle has the following defects: after the engine is started, the high-speed running oil consumption is higher than that of a common automobile. The parallel hybrid electric vehicle adopts two independent driving systems of an engine and a motor to drive wheels, the engine and the motor usually drive the wheels through different clutches, and the parallel hybrid electric vehicle has the following defects: after the electric quantity is zero, the motor can not drive the vehicle and only can be used as a generator. The series-parallel hybrid electric vehicle structurally integrates the characteristics of the series connection and the parallel connection, and compared with the series connection, the series-parallel hybrid electric vehicle increases a transmission line of mechanical power, and compared with the parallel connection, the series-parallel hybrid electric vehicle increases a transmission line of electric energy, and has the following defects: the structure is complicated, the efficiency is low, and the cost is correspondingly increased. In sum, the three hybrid power systems have the contradiction between the irregular change of the vehicle speed and the load and the high-correction rotating speed and torque area of the engine.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems with existing extended range power control designs for electric machines.
Therefore, one of the objectives of the present invention is to provide a single motor range-extending power assembly structure and a control method thereof, which can achieve efficient starting, efficient engine area direct driving, efficient regenerative braking and resultant peak torque/power.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a single motor increases form power assembly structure, includes engine, differential mechanism and axle connecting assembly, the output shaft end of engine is provided with first clutch, the output shaft of engine and the output shaft connection of motor, differential mechanism passes through the intermediate shaft with the output shaft of engine and connects, the output shaft of engine still is provided with the second clutch, and axle connecting assembly locates between the output shaft of intermediate shaft and engine.
As a preferable aspect of the present invention, wherein: and a third clutch is arranged at the output shaft end of the motor, and the differential is connected with wheels.
As a preferable aspect of the present invention, wherein: the connecting shaft assembly comprises a bottom plate, a first connecting shaft connected with an output shaft of the engine and a second connecting shaft connected with the middle shaft, the first connecting shaft is fixedly connected with the bottom plate, the second connecting shaft is connected with the bottom plate in a sliding mode, and the second connecting shaft is connected with the first connecting shaft in a sliding mode.
As a preferable aspect of the present invention, wherein: the first connecting shaft piece comprises a first base fixedly connected with the bottom plate, a first shaft rod rotatably connected with the first base and a first rotating sleeve fixedly connected with the first shaft rod, the first shaft rod is connected with an output shaft of an engine, the first rotating sleeve is rotatably connected with a second rotating sleeve through a first connecting piece, the second rotating sleeve is fixedly connected with a first sliding rod, and the first sliding rod is slidably connected with the second connecting shaft piece.
As a preferable aspect of the present invention, wherein: the second connecting axle include with bottom plate sliding connection's second base, with second base sliding connection's slider and with the slider rotates the second axle pole of connecting, second axle pole one end and intermediate shaft connection, the second axle pole other end and third swivel sleeve fixed connection, the third swivel sleeve rotates through second connecting piece and fourth swivel sleeve to be connected, fourth swivel sleeve and second slide bar fixed connection, the inside accommodation space that is equipped with of first slide bar, the second slide bar is located inside the first slide bar, second slide bar and second slide bar sliding connection.
As a preferable aspect of the present invention, wherein: the second base is vertically provided with a sliding plate, the sliding plate is vertically provided with a convex block, the sliding block is provided with a groove, and the groove is connected with the convex block in a sliding mode.
As a preferable aspect of the present invention, wherein: the first bottom plate and the second bottom plate are both semicircular in shape, the first bottom plate and the second bottom plate are arranged in a tangent mode through semicircular end faces, an arc-shaped groove is formed in the bottom plate, a sliding shaft is arranged on the second base, the second base is connected with the arc-shaped groove in a sliding mode through the sliding shaft, and the radius of the arc-shaped groove is equal to the sum of the semicircular radius of one end of the first bottom plate and the semicircular radius of one end of the second bottom plate.
As a preferable aspect of the present invention, wherein: spacing hole has been seted up to the arc wall inner wall, the sliding shaft outer wall slides and is provided with spacing axle, the inside spring that is equipped with of sliding shaft, the spring corresponds the setting with spacing axle, spring one end is equipped with the electro-magnet, the central axis of spacing hole place circle is not coplanar with the central axis of spacing axle place circle, the sliding shaft top is equipped with the handle.
A single motor extended range power control method is characterized in that: the method comprises the following steps that a first clutch is disconnected, a second clutch is closed, and an engine is in a pure electric mode; the first clutch and the second clutch are both closed, and the engine is in a high-speed direct-drive mode; the first clutch is closed and the second clutch is open, in a park charging mode.
The invention has the beneficial effects that: the invention adopts the single-motor extended-range power assembly structure and the control method thereof to realize high-efficiency starting, high-efficiency direct driving of the engine, high-efficiency feedback braking and synthesized peak torque/power; meanwhile, the connecting shaft assembly can be used for driving the intermediate shaft and the engine output shaft which are not in the same axis (of course, the same axis can also be used for driving), the multi-angle off-axis driving is met, the driving at different heights can be realized, the driving of two planes can be realized, and the multi-working-condition transmission performance and efficiency between the shafts are greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a power assembly structure diagram of the first embodiment of the invention.
Fig. 2 is a power assembly structure diagram of the second embodiment of the invention.
Fig. 3 is a power assembly structure diagram of a third embodiment of the present invention.
Fig. 4 is a structural view of the first coupling member of the present invention.
FIG. 5 is a top view of the coupling assembly of the present invention.
FIG. 6 is a schematic view of the different positions of the first coupling member and the second coupling member according to the present invention.
Fig. 7 is a detailed structure view of the arc-shaped groove and the sliding shaft of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 3, a first embodiment of the present invention provides a single-motor extended-range power control method, which includes three modes: the first clutch 101 is disconnected, the second clutch 202 is closed, the engine is in a pure electric mode, and the engine mainly works in an engine high-efficiency mode, such as starting and stopping, and working conditions of instant heavy load and the like; the first clutch 101 and the second clutch 202 are both closed, the engine is in a high-speed direct-drive mode, the rotating speed of the engine in the mode slightly changes in a high-efficiency area along with the vehicle speed, the output torque is basically unchanged, the load fluctuation of the motor is stabilized, and meanwhile the power generation power of the motor can be comprehensively balanced according to the SOC condition of the motor; the first clutch 101 is closed and the second clutch 202 is open in a park charging mode (limit case).
The invention provides three schemes for realizing functions of efficient starting, efficient area direct driving of an engine, efficient feedback braking and synthesized peak torque/power:
one is as follows: as in fig. 1, the second clutch 202 is disposed at the position of the intermediate shaft 201;
the second step is as follows: as shown in fig. 2, the second clutch 202 is located at the position of the output shaft of the engine 100;
and thirdly: in fig. 3, a third clutch 203 is added on the basis of the second scheme and is arranged at the output shaft end of the motor 102, all three modes described in the embodiment can be realized by three schemes,
this example describes the third scenario:
the output shaft end of the engine 100 is provided with a first clutch 101, the output shaft of the engine 10 is connected with the output shaft of the motor 102, the differential 200 is connected with the output shaft of the engine 100 through an intermediate shaft 201, the output shaft of the engine 100 is further provided with a second clutch 202, the output shaft end of the motor 102 is provided with a third clutch 203, and the differential 200 is connected with wheels 204.
The third scheme of the three schemes is the best, the third clutch 203 is arranged at the shaft end of the motor 102, and when the engine 100 is driven directly with high efficiency, the third clutch 203 can be disconnected to enable the motor 102 not to follow up, so that the power loss of the whole system can be reduced.
The first clutch 102 is added at the shaft end of the engine 100 to be capable of being directly driven at a high speed, the second clutch 202 can be installed at two positions (a middle shaft and an output shaft of the engine), parking and charging can be achieved by adding the second clutch 202, the motor can be prevented from following by adding the third clutch 203, and an oil-saving effect is achieved.
Example 2
Referring to fig. 1 to 3, for a second embodiment of the present invention, the embodiment provides a single-motor extended range power assembly structure, which includes an engine 100, a differential 200, and a first clutch 101 disposed at an output shaft end of a coupling assembly 300, 00, wherein an output shaft of the engine 100 is connected to an output shaft of a motor 102; the differential 200 is connected with an output shaft of the engine 100 through an intermediate shaft 201, the output shaft of the engine 100 is also provided with a second clutch 202, an output shaft end of the motor 102 is provided with a third clutch 203, and the differential 200 is connected with wheels 204; 300 are provided between the intermediate shaft 210 and the output shaft of the engine 100.
The single-motor range-extending power assembly structure is composed of a motor 102, a motor output shaft, an engine 100, an engine output shaft, a first clutch 101, a second clutch 202, a third clutch 203, an intermediate shaft 201 and a differential 200, and compared with transmission range-extending power assemblies, the single-motor range-extending power assembly structure is simple in structure, one motor and one controller are omitted, one clutch is added, and cost is greatly reduced; compared with the common hybrid power, the hybrid power transmission does not need a hybrid power transmission case, only a speed reducer is arranged, the cost is reduced, and the reliability is improved; most working conditions of the three modes are pure electric driving, energy is saved, the environment is protected, at least half of batteries are saved compared with a pure electric vehicle, and the cost and the vehicle weight are reduced; the peak power is provided by the motor and the engine together (such as 150kw), the engine only needs to provide the average power of about 30kw, and the volume, the weight, the cost and the oil consumption of the engine are reduced; the motor and the engine can be driven simultaneously, and peak power and power performance including 100 kilometers of acceleration and high vehicle performance are improved.
The connecting shaft assembly 300 can drive the intermediate shaft 201 and the output shaft of the engine 100 which are not in the same axis, different transmission angles can be set and transmission can be completed through the connecting shaft assembly 300, connecting parts of shafts at two ends of the connecting shaft assembly can be not limited during use, transmission at different heights can be realized while multi-angle off-axis transmission is met, transmission of two planes can be realized, and multi-working-condition transmission performance and efficiency between shafts are greatly improved.
Example 3
Referring to fig. 1 to 7, a third embodiment of the present invention is shown, which is the previous embodiment.
The coupling assembly 300 includes a base plate 400, a first coupling shaft 500 coupled to an output shaft of the engine 100, and a second coupling shaft 600 coupled to the intermediate shaft 201, the first coupling shaft 500 being fixedly coupled to the base plate 400, the second coupling shaft 600 being slidably coupled to the base plate 400, and the second coupling shaft 600 being slidably coupled to the first coupling shaft 500.
The first connecting shaft 500 and the second connecting shaft 600 are used for connecting devices which need different shafts to perform transmission, in this embodiment, what performs different shaft transmission is the engine 100 and the intermediate shaft 201, and certainly, coaxial transmission can also be performed, the second connecting shaft 600 slides with the bottom plate 400 to enable the second connecting shaft 600 to rotate and adjust to different angles so as to adapt to the position of the intermediate shaft, and the second connecting shaft 600 slides with the first connecting shaft 50 to extend or shorten the distance between the first connecting shaft 500 and the second connecting shaft 600 when the second connecting shaft 600 rotates, so that deflection connection of different angles is achieved.
The first connecting shaft 500 includes a first base 501 fixedly connected to the base plate 400, a first shaft 502 rotatably connected to the first base 501, and a first rotating sleeve 503 fixedly connected to the first shaft 502, the first shaft 502 is connected to an output shaft of the engine 100, the first rotating sleeve 503 is rotatably connected to a second rotating sleeve 505 through a first connecting member 504, the second rotating sleeve 505 is fixedly connected to a first sliding rod 506, and the first sliding rod 506 is slidably connected to the second connecting shaft 600.
The first shaft rod 502 serves as a connecting part needing to be connected with an external transmission component, the longitudinal section of the first base 501 is L-shaped, the vertical surface of the first shaft rod 502 on the first base 501 rotates and transmits, the first rotary sleeve 503 and the second rotary sleeve 505 are identical in structure, one end of the first rotary sleeve 503 is connected with the first shaft rod 502, through holes are formed in two sides of the other end of the first shaft rod and used for being connected with a first connecting piece 504, the first connecting piece 504 is cross-shaped, two corresponding ends of the cross of the first connecting piece 504 are connected with the first rotary sleeve 503, the other two corresponding ends are connected with the second rotary sleeve 505 to form a universal joint structure, and rotation between the first rotary sleeve 503 and the second rotary sleeve 505 is used for adapting to the second connecting shaft 600 to slide to different deflection angles.
The second connecting shaft 500 includes a second base 601 slidably connected to the bottom plate 400, a sliding block 602 slidably connected to the second base 601, and a second shaft 603 rotatably connected to the sliding block 602, one end of the second shaft 603 is connected to the middle shaft 201, the other end of the second shaft 603 is fixedly connected to a third rotating sleeve 604, the third rotating sleeve 604 is rotatably connected to a fourth rotating sleeve 606 through a second connecting member 605, the fourth rotating sleeve 606 is fixedly connected to a second sliding rod 607, an accommodating space is provided inside the first sliding rod 506, the second sliding rod 607 is located inside the first sliding rod 506, and the second sliding rod 607 is slidably connected to the first sliding rod 506.
The second shaft 603 is used as a connecting part with an external transmission component, the first shaft 502 can be used as a driving end and the second shaft 603 as a driven end, of course, the second shaft 603 can also be used as a driving end and the first shaft 502 as a driven end, the longitudinal section of the second base 601 is L-shaped, the slider 602 is located on the L-shaped vertical surface of the second base 601, the second shaft 603 rotates on the slider 602 and performs transmission, the third rotating sleeve 604 and the fourth rotating sleeve 606 have the same structure as the first rotating sleeve 503, the second connecting member 605 has the same structure as the first connecting member 504, the third rotating sleeve 604, the second connecting member 605 and the fourth rotating sleeve 606 form another universal joint structure, and the rotation between the third rotating sleeve 604 and the fourth rotating sleeve 606 is used for the second base 601 to slide to different angles and can also transmit the transmission torque of the first shaft 502.
The second base 601 is vertically provided with a sliding plate 608, the sliding plate 608 is vertically provided with a projection 608a, the sliding block 602 is provided with a groove 602a, and the groove 602a is slidably connected with the projection 608 a. The sliding plate 608 and the second base 601 form an L-shape, the sliding block 602 slides up and down on the sliding plate 608, so that the second base 601 can slide on the bottom plate 400 to different angles, and can also move on a vertical plane, that is, the first shaft 502 and the second shaft 603 can perform transmission on different planes, accordingly, the first sliding bar 506 and the second sliding bar 607 can follow the sliding of the second base 601 and the sliding of the sliding block 602 to different heights to realize the stretching movement thereof, the first base 501 is fixed relative to the bottom plate 400, the second base 601 slides to different positions, so that the included angle between the first shaft 603 and the second shaft 601 is different, the effect of performing two-axis transmission at different angles is achieved, and a plurality of angles can be adjusted, the sliding of the sliding block 602 up and down makes the second shaft 603 and the first shaft not 502 on the same plane, so as to achieve transmission of components at different heights, thereby achieving the transmission function of two planes and multiple angles.
The inner wall of the arc-shaped groove 401 is provided with a limiting hole 401a, the outer wall of the sliding shaft 601a is provided with a limiting shaft 601a-1 in a sliding mode, a spring is arranged inside the sliding shaft 601a and corresponds to the limiting shaft 601a-1, one end of the spring is provided with an electromagnet, the central axis of a circle where the limiting hole 401a is located and the central axis of a circle where the limiting shaft 601a-1 is located are not on the same plane, and the top of the sliding shaft 601a-1 is provided with a handle 601 a-2. After the second base 601 slides to a certain angle, the second base 601 is limited and fixed through the limiting hole 401a and the limiting shaft 601a-1, so as to ensure stable transmission of the first shaft rod 502 and the second shaft rod 603, the limiting hole 401a is arranged on two vertical inner walls of the arc-shaped groove 401, a plurality of limiting holes 401a are arranged, the limiting holes 401a of the two inner walls are correspondingly arranged, two limiting shafts 601a-1 can be arranged, in the opposite surface, a spring and an electromagnet are used for resetting the limiting shaft 601a-1, the sliding shaft 601a slides along the inside of the arc-shaped groove 401 when the second base 601 slides, the sliding shaft 601a is rotatably connected with the second base 601 and can be lifted and pressed in the second base 601 through a-2, when the sliding shaft 601a is lifted, the limiting shaft 601a-1 and the limiting holes 401a are correspondingly clamped, so as to achieve the effect of fixing the second base 601, when the sliding shaft 601a is pressed, the limiting shaft 601a-1 is separated from the limiting hole 401a, and the second base 601 is ensured to be in a state of being capable of sliding freely.
The working principle is as follows:
the positions of the first shaft lever 502 and the second shaft lever 603 are adjusted according to the positions of the intermediate shaft 201 and the engine 100 (of course, other components requiring transmission can be also used), the first shaft lever 502 and the second shaft lever 603 are in a state of having a certain angle by rotating the second base 601 on the bottom plate 400 so as to correspond to the positions of the intermediate shaft 201 and the engine 100, and the height of the adjusting slider 602 can correspond to the positions of the intermediate shaft 201 and the engine 100 at different heights, so that the functions of transmitting the intermediate shaft 201 and the output shaft of the engine 100 in different planes and at multiple angles are achieved.
The initial positions of the limiting shaft 601a-1 and the limiting hole 401a are staggered up and down, because the spring is arranged in the sliding shaft 601a, when the sliding shaft 601a slides in the arc-shaped groove 401, the limiting shaft 601a-1 can freely extend and retract in the sliding shaft 601a by utilizing the spring, so that the sliding of the sliding shaft 601a in the arc-shaped groove 401 is not influenced by the limiting shaft 601a-1, when the second base 601 rotates to a specified position, namely the sliding shaft 601a needs to be fixed in the arc-shaped groove 401, the sliding shaft is pulled up by the handle 601a-2, so that the limiting shaft 601a-1 is lifted to be on the same horizontal plane with the limiting hole 401a, at the moment, when the sliding shaft 601a rotates to correspond to the position of the limiting shaft 601a-1 and the limiting hole 401a by rotating the sliding shaft 601a, the spring ejects the limiting shaft 601a-1 into the limiting hole 401a to complete the fixing of the second base 601 and the bottom plate 400, when the second base 601 is not required to be fixed, the spring is retracted by the electromagnet, the stopper shaft 601a-1 is disengaged from the stopper hole 401a, and the sliding shaft 601a is pressed to its initial state, so that the second base 601 can be readjusted.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (9)
1. A single motor increases form power assembly structure which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the clutch device comprises an engine (100), wherein a first clutch (101) is arranged at the output shaft end of the engine (100), and the output shaft of the engine (100) is connected with the output shaft of a motor (102);
a differential (200) connected with an output shaft of the engine (100) through an intermediate shaft (201), wherein the output shaft of the engine (100) is also provided with a second clutch (202); and
and a connecting shaft assembly (300) arranged between the intermediate shaft (210) and an output shaft of the engine (100).
2. The single motor range extending power assembly structure of claim 1, wherein: and a third clutch (203) is arranged at the output shaft end of the motor (102), and the differential (200) is connected with wheels (204).
3. The single motor range extending power assembly structure of claim 2, wherein: the connecting shaft assembly (300) comprises a bottom plate (400), a first connecting shaft piece (500) connected with an output shaft of the engine (100) and a second connecting shaft piece (600) connected with an intermediate shaft (201), the first connecting shaft piece (500) is fixedly connected with the bottom plate (400), the second connecting shaft piece (600) is in sliding connection with the bottom plate (400), and the second connecting shaft piece (600) is in sliding connection with the first connecting shaft piece (500).
4. The single motor range extending power assembly structure of claim 3, wherein: the first connecting shaft piece (500) comprises a first base (501) fixedly connected with a bottom plate (400), a first shaft rod (502) rotatably connected with the first base (501) and a first rotating sleeve (503) fixedly connected with the first shaft rod (502), the first shaft rod (502) is connected with an output shaft of an engine (100), the first rotating sleeve (503) is rotatably connected with a second rotating sleeve (505) through a first connecting piece (504), the second rotating sleeve (505) is fixedly connected with a first sliding rod (506), and the first sliding rod (506) is slidably connected with a second connecting shaft piece (600).
5. The single motor range extending power assembly structure of claim 4, wherein: the second connecting shaft element (500) comprises a second base (601) connected with the bottom plate (400) in a sliding mode, a sliding block (602) connected with the second base (601) in a sliding mode and a second shaft lever (603) connected with the sliding block (602) in a rotating mode, one end of the second shaft lever (603) is connected with the middle shaft (201), the other end of the second shaft lever (603) is fixedly connected with a third rotating sleeve (604), the third rotating sleeve (604) is connected with a fourth rotating sleeve (606) in a rotating mode through a second connecting element (605), the fourth rotating sleeve (606) is fixedly connected with a second sliding rod (607), an accommodating space is arranged inside the first sliding rod (506), the second sliding rod (607) is located inside the first sliding rod (506), and the second sliding rod (607) is connected with the first sliding rod (506) in a sliding mode.
6. The single motor range extending power assembly structure of claim 5, wherein: the second base (601) is vertically provided with a sliding plate (608), the sliding plate (608) is vertically provided with a convex block (608a), the sliding block (602) is provided with a groove (602a), and the groove (602a) is in sliding connection with the convex block (608 a).
7. The single motor range extending power assembly structure of claim 6, wherein: the improved structure of the automobile seat is characterized in that one ends of the first base (501) and the second base (601) are semicircular, the first base (501) and the second base (601) are arranged in a tangent mode through semicircular end faces, the bottom plate (400) is provided with an arc-shaped groove (401), the second base (601) is provided with a sliding shaft (601a), the second base (601) is connected with the arc-shaped groove (401) in a sliding mode through the sliding shaft (601a), and the circular radius of the arc-shaped groove (401) is equal to the sum of the semicircular radius of one end of the first base (501) and the semicircular radius of one end of the second base (601).
8. The single motor range extending power assembly structure of claim 7, wherein: the arc-shaped groove (401) is provided with a limiting hole (401a) in the inner wall, the outer wall of the sliding shaft (601a) is provided with a limiting shaft (601a-1) in a sliding mode, a spring is arranged inside the sliding shaft (601a), the spring and the limiting shaft (601a-1) are arranged correspondingly, one end of the spring is provided with an electromagnet, the central axis of a circle where the limiting hole (401a) is located and the central axis of the circle where the limiting shaft (601a-1) is located are not on the same plane, and a handle (601a-2) is arranged at the top of the sliding shaft (601 a-1).
9. A single motor extended range power control method is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the output shaft of the engine is connected with the output shaft of the motor;
the differential is connected with an output shaft of the engine through an intermediate shaft, and the output shaft of the engine is provided with a second clutch;
the output shaft end of the motor is provided with a third clutch, and the differential is connected with wheels;
the first clutch is opened and the second clutch is closed, and the engine is in a pure electric mode;
the first clutch and the second clutch are both closed, and the engine is in a high-speed direct-drive mode;
the first clutch is closed and the second clutch is open, in a park charging mode.
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| CH341855A (en) * | 1955-01-06 | 1959-10-31 | Z V I Plzen Narodni Podnik | Electric traction drive |
| JP2015152092A (en) * | 2014-02-14 | 2015-08-24 | 日本精工株式会社 | Yoke of steering universal joint |
| CN105416033A (en) * | 2015-12-10 | 2016-03-23 | 湖南大学 | Stroke increment type hybrid power drive device |
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| CN113928106B (en) | 2023-10-03 |
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