CN106414134B - Power transmission - Google Patents

Power transmission Download PDF

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Publication number
CN106414134B
CN106414134B CN201480079358.6A CN201480079358A CN106414134B CN 106414134 B CN106414134 B CN 106414134B CN 201480079358 A CN201480079358 A CN 201480079358A CN 106414134 B CN106414134 B CN 106414134B
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China
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mentioned
main shaft
gear
coaxial
driven gear
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CN201480079358.6A
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CN106414134A (en
Inventor
相川政士
松本尚之
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GKN Driveline Japan Ltd
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GKN Driveline Japan Ltd
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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
    • B60K6/36—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
    • B60K6/38—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
    • 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
    • B60K6/42—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 the architecture of the hybrid electric vehicle
    • B60K6/48—Parallel type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
    • F16H3/091—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears including a single countershaft
    • 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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Arrangement Of Transmissions (AREA)

Abstract

A kind of power transmission, has：First main shaft can link with engine, and have mutually adjacent the first transmission gear and the second transmission gear；Coaxial main shaft, it is coaxial with the first main shaft and can independently be rotated relative to the first main shaft；Second main shaft has for the rotation speedup to the first main shaft and is transferred to the gear of coaxial main shaft；Generator is configured between the first transmission gear and engine and is combined with coaxial main shaft；First driven gear assigns first gear ratio after engaging with the first transmission gear；Second driven gear, it is coaxial with the first driven gear and adjacent in the axial direction, it is assigned and second gear ratio after engaging with the second transmission gear；Third main shaft, it is coaxial with the first driven gear and the second driven gear, and link with external axle；And clutch, it consists of and links and be detached from third main shaft after the selection of first and second driven gear.

Description

Power transmission
Technical field
The present invention relates to the power biographies for external engine to be combined to the torque to transmit driving vehicle with motor Delivery device.
Background technology
So-called hybrid electric vehicle combines the internal combustion engine of such as petrol engine with motor, using the rwo as driving source It is used.The output of engine is applied not only to the driving of axle, is additionally operable to the charging of accumulator, at this point, motor is as power generation Machine plays a role, and receives a part for the output of engine to generate electricity.In addition, in most cases, in vehicle deceleration, motor It plays a role as generator, the inertia energy of vehicle is regenerated as electric power.
As described above, in hybrid electric vehicle, between engine, motor and axle, in three directions to turning round Square swaps, and therefore, which tends to be complicated and scale is big.Therefore, for being difficult to ensure free space Vehicle has the problem of being difficult to be laid out them.
Patent document 1 discloses relevant technology.
Existing technical literature
Patent document
Patent document 1：Japanese Patent Publication 2012-224219
Invention content
Relatively low rotation is maintained, is conducive to use engine with low oil consumption.On the other hand, it is played from motor/generator Height output from the perspective of in addition being generated electricity with high efficiency, maintains relatively high rotation more advantageous.That is, for engine and Motor/generator, preferred rotary speed area is different, it is therefore desirable for carrying out design motivation transmission in a manner of respectively realizing optimum speed Device.It is become difficult however, making to set freely gear ratio with the relevant restriction of above-mentioned layout.
The present invention is proposed in view of solving the problems, such as location problem simultaneously and realizing preferred rotating speed.
A scheme according to the present invention is transmitted after being combined with external engine to the power of external axle output torque Device has：First main shaft can link with above-mentioned engine driving, and have mutually adjacent the first transmission gear and the Two transmission gears；Coaxial main shaft, it is coaxial with above-mentioned first main shaft, and can independently be rotated relative to above-mentioned first main shaft； Second main shaft is combined with above-mentioned first main shaft and above-mentioned coaxial main shaft difference gear, and is rotated into above-mentioned first main shaft Row speedup is simultaneously transferred to above-mentioned coaxial main shaft；Generator is combined with above-mentioned coaxial main shaft drives, and is configured at multiple above-mentioned biographies Between moving gear and above-mentioned engine；First driven gear assigns first gear ratio after engaging with above-mentioned first transmission gear； Second driven gear, it is coaxial and adjacent in the axial direction with above-mentioned first driven gear, it can be only with above-mentioned first driven gear It on the spot rotates, and is assigned with above-mentioned first gear than different second gear ratios after engaging from above-mentioned second transmission gear；Third Main shaft, it is coaxial with above-mentioned first driven gear and above-mentioned second driven gear, and can link with above-mentioned axle drives；And Clutch consists of and links with above-mentioned third main shaft after above-mentioned first driven gear and the selection of above-mentioned second driven gear And it is detached from.
Description of the drawings
Fig. 1 is the combination of the power transmission and engine, accumulator and axle of one embodiment of the present invention Recapitulative block diagram.
Fig. 2 is the overhead sectional view of the power transmission of the above embodiment.
Fig. 3 is the overhead sectional view of the power transmission of other embodiment.
Specific implementation mode
Referring to figs. 1 to 3, several exemplary embodiments of the present invention are illustrated below.
In the following description and the attached drawing of addition, left and right or upper and lower relationship are an example, additionally it is possible to using exchange Embodiment above and below left and right or exchange.
The power transmission of present embodiment is used between engine, motor/generator and axle three sides It is communicated up the purposes of torque, for example, being applied to hybrid electric vehicle.Fig. 1 shows the example of the front axle applied to hybrid electric vehicle, Certainly it can also apply to back axle.
The exemplary power transmissions of Fig. 1 pass between engine 1, motor/generator 9 and right and left axletree 19,21 Torque delivery.From the point of view of design factors, engine 1 is the element of outside, can be with petrol engine, diesel engine, Qi Taren The mechanical combination of meaning.Moreover, as external element, accumulator 25 and inverter 27 are combined with device, to coming from motor/hair The electric power of motor 9 is stored, or is supplied electric power to motor/generator 9.
Power transmission generally comprises：With the first main shaft 3 of the driving connection of engine 1；It is coaxial with the first main shaft 3 and With the coaxial main shaft 5 of the driving connection of motor/generator 9；With these main shafts both sides gear torque is conducted in conjunction with and to twocouese Second main shaft 7；And the third main shaft 13 linked via change gear group 11 and clutch mechanism 15 and with the first main shaft 3.The Three main shafts 13 drive with axle 19,21 and link via differential mechanism 17.
These main shafts are mutually to parallel, for the gear linked between them can be applied spur gear or helical gear.
With reference to Fig. 2, the connection of engine 1 and the first main shaft 3 can for example utilize dry clutch 23.Or such as Fig. 3 institutes Show, can also utilize torque damping device 29, in addition can also utilize other suitable units.
First main shaft 3 has the first transmission gear 31 and the second transmission gear 33, and energy by least one bearing 35 Enough it is rotatably supported at cover body 100.Transmission gear 31, either one or two of 33 or both sides can be integrated with the first main shaft 3, also may be used Using remaining one or both sides as monomer, and combined with the first main shaft 3 by spline, other units.In addition, transmission gear 31,33 preferably mutually to being adjacent to configuration in the axial direction.
Details are described below, and still, for speed change, transmission gear 31 is different with the diameter of transmission gear 33, in diagram In example, the diameter bigger of the first transmission gear 31.
Coaxial main shaft 5 is inserted into such as needle bearing 37, to together as described above, coaxial with the first main shaft 3 between them Axis main shaft 5 can independently be rotated relative to the first main shaft 3.Coaxial main shaft 5 integrated or separately has for receiving or exporting The driven gear 51 of torque.Coaxial main shaft 5 can be rotatably supported at cover body 100 by least one bearing 53.Bearing 53 The first main shaft 3 is also supported via coaxial main shaft 5 and needle bearing 37.
Second main shaft 7 has：The speedup driven gear 41 engaged with the first transmission gear 31；And block with driven gear 51 The step-up drive gear 43 of conjunction.Any one can be integrated with the second main shaft 7, or may be monomer.Second main shaft 7 exists Its both ends attachment can be rotatably supported at cover body 100 by a pair of bearings 45.
In order to which to coaxial main shaft 5, the diameter of step-up drive gear 43 is more driven than speedup for conduction after the rotation speedup by main shaft 3 Gear 41 is big.Accordingly, the diameter of the driven gear 51 of coaxial main shaft 5 is smaller than the first transmission gear 31 of the first main shaft 3.
Motor/generator 9 is configured between transmission gear 31,33 and engine 1.Motor/generator 9 can be configured at cover The outside of body 100, it is preferred that being accommodated in from cover body 100 towards 1 bell housing 110 outstanding of engine.In bell housing 110 right end, cover body 100 are combined with engine 1.
Motor/generator 9 drives with coaxial main shaft 5 and combines.Coaxial main shaft 5 can be extended to through cover body 100 motor/ Generator 9, can also be via the hollow main shaft 55 seperated with coaxial main shaft 5.In this case, coaxial main shaft 5 and hollow main shaft 55 Connection is driven for example, by spline 57.By the first main shaft 3 by being led to behind the cavity in coaxial main shaft 5 and hollow main shaft 55 More outward than motor/generator 9, it is combined with dry clutch 23 or torque damping device 29.
Third main shaft 13 can be rotatably supported at cover body 100 via such as a pair of bearings.First driven gear, 61 energy It is enough rotatably coaxially chimeric, and the second driven gear 63 rotatably can be coaxially fitted into.In addition, driven gear 61,63 is adjacent in the axial direction.If these driven gears 61,63 are not linked by clutch mechanism 15, can be independently of each other Rotation.In order to rotate each other, it is inserted into such as needle bearing between them.
First driven gear 61 engages with the first transmission gear 31, and the second driven gear 63 and the second transmission gear 33 block It closes.Because diameter is mutually different, the first gear ratio of the combination of the first transmission gear 31 and the first driven gear 61 and second passes Moving gear 33 is from the second gear of the combination of the second driven gear 63 than different.In the example of diagram, first gear ratio is higher Gear ratio.Therefore, the gear linked with third main shaft 13 by using the selection of clutch mechanism 15, so as to speed change.
For clutch mechanism 15, the well known clutch mechanism containing two groups of clutches can be applied, preferably two groups from Clutch is mutually to nested configuration that is coaxial, and forming an inside for constituting another.The example is such as United States Patent (USP) 8,616, Mechanism disclosed in No. 087 bulletin with reference to its entire content, and is incorporated into herein.
Clutch mechanism 15 has coaxial and nested clutch 65,67, respectively such as multiplate clutch.Clutch 65 One group of clutch disc combined with third main shaft 13, another group is combined with the first driven gear 61.In addition, clutch 67 from One group of clutch piece is combined via clutch housing 75 with third main shaft 13, and another group is combined with the second driven gear 63.
Clutch mechanism 15 has from outside but the mechanism of connection and disengaging to controlling clutch 65,67.For example, first One end, is drawn out to the end of third main shaft 13 by the walking in third main shaft 13 of hydraulic path 71.The other end and clutch machine Chamber connection in structure 15, the chamber have the construction that clutch 65 is pressed according to hydraulic pressure.Similarly, in order to control clutch 67 Connection and disengaging, the walking in third main shaft 13 of the second hydraulic path 73, and drawn in the end of third main shaft 13. Presser unit is connect by the end of three main shafts 13 with hydraulic path 71,73.
By to from hydraulic path 71,73 selected one apply hydraulic pressure, to which connection is selected by the clutch 65,67 One selected, to will from the first driven gear 61 and second driven gear 63 selected one link with third main shaft 13. It is detached from by removing hydraulic pressure.
Alternatively, hydraulic pressure can also be replaced, and apply mechanism, the power supply of electromagnetism, the other mechanisms of machinery.
Third main shaft 13 is also equipped with the output gear 69 of spline connection, and output gear 69 and the gear ring 81 of differential mechanism 17 block It closes.Differential mechanism 17 is differentially distributed between third main shaft 13 and axle 19,21, by torque to axle 19,21.Therefore, Three main shafts 13 link via gear 69,81 and differential mechanism 17 with right and left axletree 19,21.
The exposing of lubricating oil in order to prevent from cover body 100 and mixing with external lubricating oil, can make oil sealing be situated between Around each axis.For example, oil sealing is between the first main shaft 3 and coaxial main shaft 5, between coaxial main shaft 5 and cover body 100, vehicle Around axis 19,21.Power transmission is independent with other devices as a result, can use particularly suitable for power transmission Lubricating oil.Furthermore, it is also possible to make oil sealing around hollow main shaft 55.For the lubricating oil in bell housing 110, also can Use special lube.
Power transmission can also have other motor/generators other than having motor/generator 9.For example, root According to example shown in Fig. 3, power transmission has a train of reduction gears 91 engaged with gear ring 81, and via train of reduction gears 91 and Link with the second motor/generator 93.Train of reduction gears 91 will conduct after the rotational deceleration of second motor/generator 93 to gear ring 81, on the contrary, by conduction after the rotation speedup of gear ring 81 to the second motor/generator 93.
According to the example, motor/generator 9 can be made exclusively for generator to use, specially by the second motor/generator 93 Door is used as motor.Alternatively, can also carry out opposite utilization.According to the structure, can independently set to motor/hair Speedup/reduction ratio of motor 9 and speedup/reduction ratio to the second motor/generator 93.
By above-mentioned any embodiment, motor/generator can be configured at change gear group and engine it Between.In this case, having the dead zone that cannot be assembled according to such as such as technology of patent document 1, any device.Utilize the dead zone Store the motor/generator that must be configured at present outside cover body 100, it is limited freely empty in vehicle to efficiently use Between, solve the problems, such as layout.
By the gear set and step-up drive gear for being rotated in the first transmission gear 31 and speedup driven gear 41 of engine 43 with two stage speedups of gear set of driven gear 51, be input to motor/generator 9.By being inputted to motor/generator 9 Higher rotation, motor/generator 9 can effectively further generate electricity.On the contrary, by the output of motor/generator 9 in two ranks Section inputs the first main shaft 3 after slowing down, therefore can expect higher output.
It, also can be small-sized by motor/generator 9 since further efficiency motor/generator 9 can be used well Change.This also helps effective use in space.
Although by suitable embodiment, the present invention is described, and the present invention is not limited to above-mentioned embodiment party Formula.Based on above disclosure, the personnel with the art common sense can be by the amendment or deformation of embodiment come real Apply the present invention.
Utilizability in production
A kind of power transmission for external engine to be combined to the torque to transmit driving vehicle with motor is provided Device.

Claims (3)

1. a kind of power transmission is to transmit to fill to the power of external axle output torque after combining with external engine It sets,
Above-mentioned power transmission is characterized in that having：
First main shaft can link with above-mentioned engine driving, and have the first mutually adjacent transmission gear and second and pass Moving gear；
Coaxial main shaft, it is coaxial with above-mentioned first main shaft and can independently be rotated relative to above-mentioned first main shaft；
Second main shaft is combined with above-mentioned first main shaft and above-mentioned coaxial main shaft difference gear, and to the rotation of above-mentioned first main shaft It rotates into row speedup and is transferred to above-mentioned coaxial main shaft；
Generator is combined with above-mentioned coaxial main shaft drives, and is configured at above-mentioned first transmission gear and above-mentioned second driving cog Between wheel and above-mentioned engine；
First driven gear engages with above-mentioned first transmission gear and assigns first gear ratio；
Second driven gear, it is coaxial and adjacent in the axial direction with above-mentioned first driven gear, can relative to above-mentioned first from Moving gear independently rotates, and engages from above-mentioned second transmission gear and assign with above-mentioned first gear than different second gears Than；
Third main shaft, it is coaxial with above-mentioned first driven gear and above-mentioned second driven gear, and can be with above-mentioned axle drives Connection；And
Clutch, consist of from above-mentioned first driven gear and above-mentioned second driven gear carry out selection and with above-mentioned third Main shaft is into joining line and disengaging.
2. power transmission according to claim 1, which is characterized in that
Above-mentioned second main shaft has：Third driven gear engages with above-mentioned first transmission gear；And third transmission gear, Its diameter is bigger than above-mentioned third driven gear, and is combined with above-mentioned coaxial mainshaft gear.
3. power transmission according to claim 1, which is characterized in that
It is also equipped with differential mechanism, between above-mentioned third main shaft and above-mentioned axle, above-mentioned torque is differentially distributed to above-mentioned Axle.
CN201480079358.6A 2014-06-11 2014-06-11 Power transmission Active CN106414134B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2014/065413 WO2015189924A1 (en) 2014-06-11 2014-06-11 Power transmission device

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Publication Number Publication Date
CN106414134A CN106414134A (en) 2017-02-15
CN106414134B true CN106414134B (en) 2018-08-24

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JP (1) JP6251805B2 (en)
CN (1) CN106414134B (en)
WO (1) WO2015189924A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106740043B (en) * 2017-03-03 2023-09-26 中国第一汽车股份有限公司 Power assembly device for range-extending type electric vehicle
CN110494667A (en) * 2017-06-27 2019-11-22 吉凯恩传动***日本株式会社 Fluid pressure clutch

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