CN205601595U - Vehicle hybrid synergy drive system and hybrid vehicle - Google Patents

Vehicle hybrid synergy drive system and hybrid vehicle Download PDF

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Publication number
CN205601595U
CN205601595U CN201620383636.3U CN201620383636U CN205601595U CN 205601595 U CN205601595 U CN 205601595U CN 201620383636 U CN201620383636 U CN 201620383636U CN 205601595 U CN205601595 U CN 205601595U
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gear
drive
motor
clutch
vehicle
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王震
严皓
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Guangzhou Automobile Group Co Ltd
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Guangzhou Automobile Group Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

Abstract

The utility model provides a vehicle hybrid synergy drive system and hybrid vehicle, including the engine, first clutch, the second clutch, planet row, including a motor, an end cap, a controller, and a cover plate, reduction gears and drive shaft, the planet is arranged including the sun gear, the planet wheel, ring gear and planet carrier, first clutch is located between engine and the sun gear, the combination and the separation of control engine and sun gear, the second clutch is located between ring gear and the planet carrier, the combination and the separation of control tooth circle and planet carrier, the motor includes stator and rotor, the rotor is located on the ring gear, the track ring is located the ring gear and outer and be fixed in on the automobile body, the planet carrier passes through the output shaft and links to each other with the reduction gears, the reduction gears links to each other with the drive shaft, the drive shaft is with power transmission to wheel.

Description

Vehicle hybrid power drive system and motor vehicle driven by mixed power
Technical field
This utility model relates to the technical field of hybrid vehicle, and especially a kind of vehicle hybrid drives Dynamic system and there is the motor vehicle driven by mixed power of this drive system.
Background technology
Along with the development of vehicle technology, people propose increasing requirement to the performance of vehicle, mixing Power vehicle not only has good dynamic property, maneuverability, comfortableness and safety because of it, and can also Enough reduce oil consumption and discharge, more and more welcomed by the people.
Hybrid vehicle refers to be provided the car of power by two or more driver elements that can operate simultaneously , it is independent according to vehicle actual travel condition selecting different driving unit or jointly provides power.? In prior art, the most representational hybrid power system has two kinds, and a kind of to be that Toyota is general sharp apply on this Differential drive pattern, a kind of is the parallel drive pattern of popular group.
General this differential drive pattern sharp of Toyota includes electromotor, two motors, front planet row and rear planet Row, electromotor directly drives the planet carrier of front planet row, the first motor to drive the sun gear of front planet row, After second motor driving, the sun gear of planet row, is driven by two coupling between motor with electromotor The bull gear that front planet row shares with rear planet row, to reach the purpose of power mixing, this kind of scheme is permissible Realize hybrid power charged state, hybrid power power-assisted acceleration mode, electric-only mode and electromotor and electricity The multiple-working modes such as machine rotating speed and torque couple dynamic mode, it is possible to give full play to the optimal work of electromotor Make space, and drive system is simple, it is not necessary to complicated variator, accelerator is steady.But Toyota is general This scheme the first motor sharp can drive engine rotation in the course of the work, and therefore it has following two Problem, first problem is cannot to realize pure electromotor to drive, and it is suitable to select under the different situations of vehicle Drive pattern can effectively improve the efficiency of power-conversion, and can be more fuel-efficient, patrol at vehicle high-speed When boat and vehicle use pure electromotor to drive, the transmittance process of power does not has chemical energy, mechanical energy and electric energy Conversion back and forth, thus vehicle can be made to have higher power-conversion efficiency, general this scheme sharp of Toyota without Method realizes pure electromotor and drives, and power conversion efficiency will be made under the situations such as vehicle high-speed cruise low, The waste energy.Second Problem is under electric-only mode, in order to ensure that electromotor is static, needs to make Two motors and the first motor have contrary rotation direction, and this can waste the energy, and due to by two electricity The display of machine rotating speed, under electric-only mode, max. speed ratio is relatively low, about can only achieve 50km/h, The most higher speed, is necessary for making electromotor participation work.
The parallel drive pattern of popular group is one electricity of interpolation between traditional electromotor and variator Machine, respectively arranges a clutch, or only arranges one between electromotor and motor in the both sides of motor Clutch, this kind of structure can maximally utilise existing part, realizes vehicle with minimum change Hybrid power, and multiple drive modes can be realized, as mixed dynamic charge mode, mixed dynamic power-assisted add Speed state, pure electric Drive Mode, pure engine drive mode and Brake energy recovery pattern etc..But, The motor added due to this structure and clutch are all located on the power input shaft of electromotor, and therefore it has Following two problem, first problem is that the arrangement space needed for the program is relatively big, and horizontal front drive vehicle cannot Arranging, the cabin Y direction of tradition front drive vehicle is compact, due to the addition of motor Yu clutch, dynamic The crankshaft direction of power assembly needs bigger size, thus horizontal platform is difficult to meet this kind of scheme cloth substantially If required space.Second Problem is, it is impossible to realizing rotating speed and couple with the double of torque, electromotor is optimal Operation interval is little, and program electromotor is coaxial with the input of variator, and therefore electromotor enters with motor During the coupling of row power, electromotor is the same with the rotating speed of motor, can only carry out moment of torsion regulation, it is impossible to as Scheme in general this scheme sharp of Toyota equally carries out rotating speed and couples, so electromotor is optimal with the double of moment of torsion Operation interval is limited, it is impossible to reach optimum mixed dynamic effect.
Utility model content
The purpose of this utility model is to provide a kind of vehicle hybrid power drive system and hybrid electric vehicle , this vehicle hybrid power drive system combines differential drive pattern and the advantage of parallel drive pattern, It is capable of pure electromotor to drive, it is ensured that the vehicle economy when high-performance cruise, overcomes electric-only mode The lower shortcoming needing bi-motor to invert, can realize again electromotor simultaneously and couple with motor speed, moment of torsion pair, Improve fuel economy.
This utility model provides a kind of vehicle hybrid power drive system, including electromotor, the first clutch Device, second clutch, planet row, motor, reducing gear and drive shaft, described planet row includes the sun Wheel, planetary gear, gear ring and planet carrier, described first clutch is located at described electromotor and described sun gear Between, described second clutch is located between described gear ring and described planet carrier, and described motor includes stator And rotor, described rotor is located on described gear ring, and it is outer and be fixed on car that described gear ring is located at by described track ring With, described planet carrier is connected with described reducing gear by output shaft, and described reducing gear drives with described Moving axis is connected, and power is transferred to wheel by described drive shaft.
Further, described vehicle hybrid power drive system also includes that torsion vibration absorber, described torsion subtract Shake device is located between described electromotor and described first clutch.
Further, described reducing gear includes that countershaft-gear group, reducer gear group and differential mechanism are total Becoming, described countershaft-gear group includes jackshaft drive pinion and counter shaft driven gear, described decelerator Gear train includes decelerator driving gear and retarder driven gearwheel, described vehicle hybrid power drive system Output shaft be fixedly linked with described jackshaft drive pinion, described jackshaft drive pinion and described centre Axle driven gear engages, and described counter shaft driven gear and described decelerator driving gear are fixedly linked and same Axle is arranged, and described decelerator driving gear engages with described retarder driven gearwheel, described retarder driven Gear is connected with described differential assembly, and described differential assembly is connected with described drive shaft.
Further, described reducing gear includes that mechanical changeover mechanism, reducing gear device wheels and differential mechanism are total Becoming, described mechanical changeover mechanism includes one grade of countershaft-gear group, two grades of countershaft-gear groups and is positioned at institute State the selector fork between one grade of countershaft-gear group and described two grades of countershaft-gear groups, in described one grade Countershaft gear train includes in one grade of jackshaft drive pinion and engage with one grade of jackshaft drive pinion one grade Countershaft driven gear, described two grades of countershaft-gear groups include two grades of jackshaft drive pinions and with in two grades Two grades of counter shaft driven gears of countershaft driving gear engagement, described reducer gear group includes decelerator master Moving gear and the retarder driven gearwheel engaged with described decelerator driving gear, described selector fork is arranged On the output shaft of described drive system, and with the output shaft rotation of described drive system, described gearshift is dialled Vent between described one grade of jackshaft drive pinion and described two grades of jackshaft drive pinions, and by with During the contact of described one grade of jackshaft drive pinion or described two grades of jackshaft drive pinions drives described one grade Countershaft driving gear or described two grades of jackshaft drive pinions rotate, and described decelerator driving gear is with described One grade of counter shaft driven gear and described two grades of counter shaft driven gears are fixedly linked, described retarder driven Gear is connected with described differential assembly, and described differential assembly is connected with described drive shaft.
Further, described one grade of countershaft-gear group has different from described two grades of countershaft-gear groups Gear ratio.
Further, described vehicle hybrid power drive system has differential drive pattern, at described differential Under drive pattern, described first clutch is in impaction state and is combined with described sun gear, described second from Clutch is in releasing orientation, described electromotor and described motor and is in duty, in such a mode, Described vehicle has hybrid power power-assisted acceleration mode and hybrid power charged state, is being in hybrid power During power-assisted acceleration mode, described electromotor works, and described motor is in discharge condition, dynamic being in mixing During power charged state, described electromotor works, and described motor is in charged state.
Further, described vehicle hybrid power drive system has parallel drive pattern, in described parallel connection Under drive pattern, described first clutch is in impaction state and is combined with described sun gear, described second from Clutch is in impaction state, locked described planet row, and described electromotor and described motor are in work shape State, in such a mode, described vehicle has hybrid power power-assisted acceleration mode and hybrid power charged state, When being in hybrid power power-assisted acceleration mode, described electromotor works, and described motor is in discharge condition, When being in hybrid power charged state, described electromotor works, and described motor is in charged state.
Further, described vehicle hybrid power drive system has pure engine drive mode, described Under pure engine drive mode, described first clutch is in impaction state and is combined with described sun gear, institute Stating second clutch and be in impaction state, locked described planet row, described electromotor is in running order, Described motor is in non-duty.
Further, described vehicle hybrid power drive system has pure motor drive mode, described pure Under motor drive mode, described first clutch is in releasing orientation and disengages with described sun gear, institute Stating second clutch and be in impaction state, locked described planet row, described electromotor is in non-duty, Described motor is in running order.
This utility model additionally provides a kind of motor vehicle driven by mixed power, and described motor vehicle driven by mixed power includes this practicality Novel provided any one vehicle hybrid power drive system.
In sum, the vehicle hybrid power drive system that this utility model provides, it is possible to comprehensive differential drives Dynamic model formula and the advantage of parallel drive pattern, it is possible to realize pure electromotor and drive, it is ensured that vehicle is patrolling at a high speed Economy during boat, overcomes the shortcoming needing bi-motor to invert under electric-only mode, can realize again simultaneously Electromotor couples with motor speed, moment of torsion pair, improves fuel economy.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand this practicality Novel technological means, and can be practiced according to the content of description, and in order to allow this utility model Above and other objects, features and advantages can become apparent, below especially exemplified by preferred embodiment, and Coordinate accompanying drawing, describe in detail as follows.
Accompanying drawing explanation
The structural representation of the vehicle hybrid power drive system that Fig. 1 provides for this utility model first embodiment Figure.
The structural representation of the vehicle hybrid power drive system that Fig. 2 provides for this utility model the second embodiment Figure.
Fig. 3 is the structural representation of Tu2Zhong mechanical changeover mechanism.
Detailed description of the invention
By further illustrating that this utility model is by reaching the technological means that predetermined utility model purpose is taked And effect, below in conjunction with accompanying drawing and preferred embodiment, this utility model is described in detail as follows.
The structural representation of the vehicle hybrid power drive system that Fig. 1 provides for this utility model first embodiment Figure.As it is shown in figure 1, the vehicle hybrid power drive system bag that first embodiment of the present utility model provides Include electromotor 10, torsion vibration absorber 20, first clutch 31, second clutch 32, planet row 40, Motor 50, reducing gear 60 and drive shaft 70.Planet row 40 include sun gear 41, planetary gear 42, Gear ring 43 and planet carrier 44, several rows star-wheel 42 is engaged between sun gear 41 and gear ring 43, planet Frame 44 is connected on the central shaft of each planetary gear 42, the output shaft 80 of drive system and planet row 40 phase Even, the power output after being coupled by planet row 40, about concrete structure and the operation of planet row 40 Principle refers to prior art, does not repeats them here.
In the present embodiment, electromotor 10 is connected with the side of torsion vibration absorber 20, torsion vibration absorber 20 Opposite side be connected with described first clutch 31, i.e. torsion vibration absorber 20 is located at electromotor 10 and first Between clutch 31, the vibration of electromotor 10 of can being decayed by torsion vibration absorber 20.First clutch 31 are located between torsion vibration absorber 20 and sun gear 41, control the combination of electromotor 10 and sun gear 41 With separate, when first clutch 31 contacts with sun gear 41, can be by the power transmission of electromotor 10 To planet row 40, when first clutch 31 separates with sun gear 41, the rotation of planet row 40 is no longer Electromotor 10 is produced impact.Second clutch 32 is arranged between gear ring 43 and planet carrier 44, logical Cross the compression controlling second clutch 32 and unclamp, it is possible to realize the kinestate of planet row 40 is carried out Controlling, i.e. when second clutch 32 is in impaction state, planet carrier 44 is combined with gear ring 43, locked Planet row 40, planet row 40 each parts shape is integral, sun gear 41, planetary gear 42 and gear ring 43 Between there is not relative motion;When second clutch 32 is in releasing orientation, planet row 40 and gear ring 43 separate, and run well between each parts of planet row 40.Motor 50 includes rotor (not shown) and determines Son, the rotor of motor 50 is arranged on gear ring 43, and it is outer and solid that gear ring 43 is located at by the track ring of motor 50 On vehicle body.
Power is transferred to drive shaft 70 by reducing gear 60 by the output shaft 80 on planet carrier 44, and Band motor car wheel 90 moves, and specifically, reducing gear 60 includes countershaft-gear group 61, reducer gear Group 62 and differential assembly 63, countershaft-gear group 61 includes jackshaft drive pinion 611 and jackshaft Driven gear 612, reducer gear group 62 includes decelerator driving gear 621 and retarder driven gearwheel 622, the output shaft 80 of drive system is fixedly linked with jackshaft drive pinion 611, jackshaft driving tooth Wheel 611 engages with counter shaft driven gear 612, counter shaft driven gear 612 and decelerator driving gear 621 are fixedly linked, and the two is coaxially disposed, decelerator driving gear 621 and retarder driven gearwheel 622 Engagement, retarder driven gearwheel 622 is connected with differential assembly 63, differential assembly 63 and drive shaft 70 are connected, the power of drive system output, and power is transferred to after reducing gear 60 drive shaft 70, And band motor car wheel 90 moves.
Specifically, in the present embodiment, electromotor 10, motor 50, first clutch 31 and planet row 40 are coaxially disposed, and electromotor 10 can be facilitated to transmit with the power of motor 50 and couple.Electromotor 10 Can be gasoline or Diesel engine, torsion vibration absorber 20 can be double mass flywheel torsion amortisseur, the One clutch 31 and second clutch 32 can be wet clutch, and motor 50 can be direct current generator.
The vehicle hybrid power drive system that this utility model provides can realize differential drive pattern, parallel connection Drive pattern, pure engine drive mode, pure motor drive mode, reverse mode and Brake energy recovery The multiple-working modes such as pattern, the hybrid electric drive system provided this utility model below is in each work Working method in operation mode is described.
Differential drive pattern: under this kind of mode of operation, first clutch 31 is in impaction state and the sun Wheel 41 contact, second clutch 32 is in releasing orientation, and planet carrier 44 and gear ring 43 are separated from each other point From, running well between each parts of planet row 40, electromotor 10 and motor 50 are in duty, Electromotor 10 drives the sun gear 41 of planet row 40 to rotate, and motor 50 drives gear ring 43 to rotate.At this Under the pattern of kind, electromotor 10 can carry out rotating speed and couple with the double of moment of torsion with motor 50, can ensure In the case of electromotor 10 rotating speed is constant, adapted to the change of car load speed by regulation motor 50.Enter One step ground, according to the state of motor 50, vehicle has hybrid power power-assisted acceleration mode and hybrid power fills Electricity condition, when electromotor 10 works, and motor 50 is in discharge condition, now vehicle is in mix and moves Power power-assisted acceleration mode, in this mode, electromotor 10 and motor 50 export power jointly, pass through After planet row 40 coupling, by reducing gear 60, power is transferred to drive shaft 70, and band motor car wheel 90 Motion;When electromotor 10 works, and motor 50 is in charged state, now vehicle is in hybrid power Charged state, a power part for electromotor 10 output is transferred to wheel 90 by planet row 40, another Being partly delivered to motor 50, motor 50 generates electricity, and unnecessary energy is converted into electrical power storage to accumulator (not shown).
Parallel drive pattern: under this mode of operation, first clutch 31 is in impaction state and sun gear 41 contacts, second clutch 32 is also at impaction state, and planet carrier 44 is combined with gear ring 43, locked , between sun gear 41, planetary gear 42 and gear ring 43, there is not relative motion, electromotor in planet row 40 10 all work with motor 50, and electromotor 10 and motor 50 have identical rotating speed, electromotor 10 and electricity Machine 50 can only carry out the coupling of moment of torsion.Further, according to the state of motor 50, equally make to mix Close dynamical system and be divided into hybrid power power-assisted acceleration mode and hybrid power charged state, when electromotor 10 work Making, when motor 50 is in discharge condition, electromotor 10 and motor 50 export power jointly, enter planet After row 40 carries out torque couple, by reducing gear 60, power is transferred to drive shaft 70, and band motor-car Wheel 90 motion;When electromotor 10 works, and motor 50 is in charged state, electromotor 10 output A power part is transferred to wheel 90 by planet row 40, and another part is transferred to motor 50, motor 50 Generating, is converted into electrical power storage to accumulator by unnecessary energy.
Pure engine drive mode: when electromotor 10 works in efficient district, for instance in high speed cruise conditions Time, hybrid electric drive system can carry out work with pure engine drive mode, to save the energy, improves Power conversion efficiency, now first clutch 31 be in impaction state contact with sun gear 41, second Clutch 32 is also at impaction state, and planet carrier 44 is combined with gear ring 43, locked planet row 40, sends out Motivation 10 works, but motor 50 does not works, and whole power of electromotor 10 output are all through reducing gear Power is transferred to drive shaft 70 by 60, and band motor car wheel 90 moves, and now motor 50 is in idling conditions.
Pure motor drive mode: when vehicle makes to send out with relatively low speed traveling or vehicle launch, low cruise etc. When motivation 10 works in middle-low load, in order to avoid electromotor 10 is operated in inefficient district, the most permissible Select electric-only mode, now, first clutch 31 unclamps and disengages with sun gear 41, second from Clutch 32 compresses, and makes planet row 40 become an entirety, and motor 50 is in running order, electromotor 10 Quitting work, the power of motor 50 output is passed by planet row 40 and reducing gear 60 is transferred to drive shaft 70 and band motor car wheel 90 move.Owing to now first clutch 31 and sun gear 41 are in disengaged position, Therefore the rotation of sun gear 41 will not drive electromotor 10 to rotate, and therefore, also avoids the need for second electricity Machine 50 inverts, and saves the energy.
Reverse mode: reverse mode, now first clutch can be selected when vehicle needs reversing back 31 unclamp and disengage with sun gear 41, and second clutch 32 compresses and makes planet row 40 become one overall, Electromotor 10 does not works, and motor 50 inverts, and the power of output is through planet row 40 and reducing gear 60 are transferred to drive shaft 70, and band motor car wheel 90 reverses.
Brake energy recovery pattern: when vehicle deceleration braking or descending, hybrid electric drive system is permissible Select Brake energy recovery pattern, first clutch 31 unclamps and disengages with sun gear 41, second from Clutch 32 compresses and makes planet row 40 become an entirety, and electromotor 10 does not works, and motor 50 is in work State, energy bang path is contrary with pure motor drive mode, i.e. wheel 90 rotate through drive shaft 70 and decelerator be transferred to planet row 40, motor 50 is in generating state, can be that accumulator is filled Electricity, it is possible to understand that ground, it is also possible to be that accumulator is charged by the inverter of AC/DC.
The vehicle hybrid power drive system that the present embodiment provides combines differential drive pattern and parallel drive The advantage of pattern, overcomes again differential drive pattern and the shortcoming of parallel drive pattern simultaneously, it is possible to realize Electromotor drives, it is ensured that the vehicle economy when high-performance cruise, overcomes and needs double electricity under electric-only mode The shortcoming of machine reversion, can realize again electromotor simultaneously and couple with motor speed and moment of torsion pair, improve fuel oil Economy.
The structural representation of the vehicle hybrid power drive system that Fig. 2 provides for this utility model the second embodiment Figure, Fig. 3 is the structural representation of Tu2Zhong mechanical changeover mechanism, as shown in Figures 2 and 3, this practicality The the second novel embodiment difference from first embodiment is, the countershaft-gear in first embodiment Group 61 is substituted by mechanical changeover mechanism 64, i.e. reducing gear includes mechanical changeover mechanism 64, decelerator Gear train 62 i.e. differential assembly 63, mechanical changeover mechanism 64 include one grade of countershaft-gear group 641, Two grades of countershaft-gear groups 642 and be positioned at one grade of countershaft-gear group 641 and two grades of countershaft-gear groups 642 Between selector fork 643, one grade of countershaft-gear group 641 and two grades of countershaft-gear groups 642 have Different gear ratios, in the present embodiment, the gear ratio of one grade of countershaft-gear group 641 is more than 1, two The gear ratio of shelves countershaft-gear group 642 is less than 1.Jackshaft when selector fork 643 from different gears Gear train 641, during 642 contact, thus it is possible to vary the rotating speed of output shaft 80.One grade of countershaft-gear group 641 Including one grade of jackshaft drive pinion 6411 and one grade of counter shaft driven gear 6412, one grade of jackshaft master Moving gear 6411 is coaxially disposed with the output shaft 80 of drive system but is not connected with output shaft 80, one grade Jackshaft drive pinion 6411 and one grade of counter shaft driven gear 6412 nibble one grade of jackshaft of merga pass from Moving gear 6412 is connected with decelerator driving gear 621;Two grades of countershaft-gear groups 642 include in two grades Countershaft driving gear 6421 and two grades of counter shaft driven gears 6422, two grades of jackshaft drive pinions 6421 Being coaxially disposed with the output shaft 80 of drive system but be not connected with output shaft 80, two grades of jackshafts are actively Gear 6421 and two grades of counter shaft driven gears 6422 nibble two grades of counter shaft driven gears 6422 of merga pass It is connected with decelerator driving gear 621,6412, two grades of jackshaft driven tooth of one grade of counter shaft driven gear Wheel 6422 and decelerator driving gear 621 are arranged in same rotating shaft, and decelerator driving gear 621 sets It is placed between one grade of counter shaft driven gear 6412 and two grades of counter shaft driven gears 6422.Selector fork 643 are arranged on the output shaft 80 of drive system, and rotate with output shaft 80.Selector fork 643 has There are one grade, two grades and three gears of neutral, when selector fork 643 is positioned at one grade, itself and one grade of centre Axle driving gear 6411 contacts, and drives one grade of jackshaft drive pinion 6411 to rotate;When selector fork 643 When being positioned at two grades, it contacts with two grades of jackshaft drive pinions 6421, drives two grades of jackshaft drive pinions 6421 rotate;Shelves selector fork 643 is when being positioned at neutral, its with one grade of jackshaft drive pinion 6411 and Two grades of jackshaft drive pinions 6421 all disengage, and the power transmission of drive system is cut-off.
In the present embodiment, can make what hybrid electric drive system exported to turn by mechanical changeover mechanism 64 Speed changes.When hybrid drive system is in parallel drive pattern, owing to electromotor now can be made Rotating speed keeps constant, vehicle can be made to reach rotating speed of target by the change of motor speed, therefore at this Under state, substantially need not gearshift;When hybrid drive system is in differential drive pattern, electromotor and Motor can carry out the coupling of rotating speed and moment of torsion, by mechanical changeover mechanism 64, can optimize electromotor with The rotating speed of motor is interval, optimizes mixed efficiency of movement, reduces oil consumption;When hybrid drive system is in pure electromotor During driving, selector fork 643 can contact with two grades of jackshaft drive pinions 6421 at nominal conditions, It is to be appreciated that it can also increase engine-driven operation interval by gearshift;Reverse gear when being in During state, selector fork 643 can contact with one grade of jackshaft drive pinion 6411.
In the present embodiment, compared to existing technology, eliminate hybrid electric drive system input shaft end from Clutch, carries out coupling regulation by motor to power shaft, directly makes the rotating speed of power shaft reach rotating speed of target. The operation principle that mechanical changeover mechanism 64 is described as a example by one grade is changed below by two grades.
When normal vehicle operation, owing to the rotating speed of one grade of jackshaft drive pinion 6411 is greater than in two grades The rotating speed of countershaft driving gear 6421, therefore when gearshift, needs to increase the rotating speed of selector fork 643. The steps include: that first electromotor 10 and motor 50 reduce moment of torsion, make selector fork 643 and two grades of centres Axle driving gear 6421 disengages and falls back on neutral;Then the torsion of 50 liters of motor, makes selector fork 643 Rotating speed increase, when the speed probe (not shown) on vehicle detects one grade of jackshaft drive pinion When the rotating speed of 6411 is close with the rotating speed of selector fork 643, selector fork 643 and one grade of jackshaft are actively Gear 6411 contacts, and the output shaft 80 of drive system drives one grade of jackshaft drive pinion 6411 to rotate, Shift gears complete.
In sum, the vehicle hybrid power drive system that this utility model provides, it is possible to comprehensive differential drives Dynamic model formula and the advantage of parallel drive pattern, it is possible to realize pure electromotor and drive, it is ensured that vehicle is patrolling at a high speed Economy during boat, overcomes the shortcoming needing bi-motor to invert under electric-only mode, can realize again simultaneously Electromotor couples with motor speed, moment of torsion pair, improves fuel economy.
This utility model also provides for a kind of motor vehicle driven by mixed power, drives including vehicle hybrid as above Dynamic system, other structures about this motor vehicle driven by mixed power may refer to prior art, do not repeat them here.
The above, be only preferred embodiment of the present utility model, not appoint this utility model What pro forma restriction, although this utility model is disclosed above with preferred embodiment, but and is not used to Limiting this utility model, any those skilled in the art, without departing from this utility model technical side In the range of case, when the technology contents of available the disclosure above makes a little change or is modified to equivalent variations Equivalent embodiments, as long as being without departing from technical solutions of the utility model content, according to skill of the present utility model Any simple modification, equivalent variations and the modification that above example is made by art essence, all still falls within this reality In the range of new technique scheme.

Claims (10)

1. a vehicle hybrid power drive system, it is characterised in that: include electromotor (10), first Clutch (31), second clutch (32), planet row (40), motor (50), reducing gear (60) And drive shaft (70), described planet row (40) includes sun gear (41), planetary gear (42), gear ring (43) And planet carrier (44), described first clutch (31) is located at described electromotor (10) and described sun gear (41), between, described second clutch (32) is located at described gear ring (43) and described planet carrier (44) Between, described motor (50) includes that stator and rotor, described rotor are located on described gear ring (43), Described track ring is located at described gear ring (43) and outward and is fixed on vehicle body, and described planet carrier (44) passes through The output shaft (80) of described drive system is connected with described reducing gear (60), described reducing gear (60) Being connected with described drive shaft (70), power is transferred to wheel by described drive shaft (70).
Vehicle hybrid power drive system the most according to claim 1, it is characterised in that: described car Hybrid electric drive system also includes that torsion vibration absorber (20), described torsion vibration absorber (20) are located at institute State between electromotor (10) and described first clutch (31).
Vehicle hybrid power drive system the most according to claim 1, it is characterised in that subtract described in: Speed mechanism (60) includes countershaft-gear group (61), reducer gear group (62) and differential assembly (63), Described countershaft-gear group (61) includes jackshaft drive pinion (611) and counter shaft driven gear (612), Described reducer gear group (62) includes decelerator driving gear (621) and retarder driven gearwheel (622), The output shaft (80) of described vehicle hybrid power drive system is solid with described jackshaft drive pinion (611) Fixed connected, described jackshaft drive pinion (611) engages with described counter shaft driven gear (612), Described counter shaft driven gear (612) and described decelerator driving gear (621) are fixedly linked and coaxially Arranging, described decelerator driving gear (621) is engaged with described retarder driven gearwheel (622), institute State retarder driven gearwheel (622) to be connected with described differential assembly (63), described differential assembly (63) It is connected with described drive shaft (70).
Vehicle hybrid power drive system the most according to claim 1, it is characterised in that subtract described in: Speed mechanism (60) includes mechanical changeover mechanism (64), reducer gear group 62 and differential assembly (63), Described mechanical changeover mechanism (64) includes one grade of countershaft-gear group (641), two grades of countershaft-gear groups And be positioned at described one grade of countershaft-gear group (641) and described two grades of countershaft-gear groups (642) (642) Between selector fork (643), described one grade of countershaft-gear group (641) includes that one grade of jackshaft is actively Gear (6411) and the one grade of counter shaft driven gear engaged with one grade of jackshaft drive pinion (6411) (6412), described two grades of countershaft-gear groups (642) include two grades of jackshaft drive pinions (6421) and The two grades of counter shaft driven gears (6422) engaged with two grades of jackshaft drive pinions (6421), described in subtract Speed device gear train (62) include decelerator driving gear (621) and with described decelerator driving gear (621) The retarder driven gearwheel (622) of engagement, described selector fork (643) is arranged at described drive system On output shaft (80), and rotate with the output shaft (80) of described drive system, described selector fork (643) It is positioned at described one grade of jackshaft drive pinion (6411) and described two grades of jackshaft drive pinions (6421) Between, and by with described one grade of jackshaft drive pinion (6411) or described two grades of jackshaft driving tooths The contact of wheel (6421) drives described one grade of jackshaft drive pinion (6411) or described two grades of jackshafts Driving gear (6421) rotates, and described decelerator driving gear (621) is driven with described one grade of jackshaft Gear (6412) and described two grades of counter shaft driven gears (6422) are fixedly linked, described decelerator from Moving gear (622) is connected with described differential assembly (63), and described differential assembly (63) is with described Drive shaft (70) is connected.
Vehicle hybrid power drive system the most according to claim 4, it is characterised in that: described one Shelves countershaft-gear group (641) have different gear ratios from described two grades of countershaft-gear groups (642).
Vehicle hybrid power drive system the most according to claim 1, it is characterised in that: described car Hybrid electric drive system has differential drive pattern, under described differential drive pattern, and described first Clutch (31) is in impaction state and combines with described sun gear (41), described second clutch (32) It is in releasing orientation, described electromotor (10) and described motor (50) and is in duty, at this Under pattern, described vehicle has hybrid power power-assisted acceleration mode and hybrid power charged state, is being in During hybrid power power-assisted acceleration mode, described electromotor (10) works, and described motor (50) is in be put Electricity condition, when being in hybrid power charged state, described electromotor (10) works, described motor (50) It is in charged state.
Vehicle hybrid power drive system the most according to claim 1, it is characterised in that: described car Hybrid electric drive system has parallel drive pattern, under described parallel drive pattern, and described first Clutch (31) is in impaction state and combines with described sun gear (41), described second clutch (32) It is in impaction state, locked described planet row (40), described electromotor (10) and described motor (50) Being in duty, in such a mode, described vehicle has hybrid power power-assisted acceleration mode and mixing Power recharge state, when being in hybrid power power-assisted acceleration mode, described electromotor (10) works, Described motor (50) is in discharge condition, when being in hybrid power charged state, and described electromotor (10) Work, described motor (50) is in charged state.
Vehicle hybrid power drive system the most according to claim 1, it is characterised in that: described car Hybrid electric drive system has pure engine drive mode, under described pure engine drive mode, Described first clutch (31) is in impaction state and described sun gear (41) and combines, described second from Clutch (32) is in impaction state, locked described planet row (40), and described electromotor (10) is in work Making state, described motor (50) is in non-duty.
Vehicle hybrid power drive system the most according to claim 1, it is characterised in that: described car Hybrid electric drive system has pure motor drive mode, under described pure motor drive mode, described First clutch (31) is in releasing orientation and disengages with described sun gear (41), described second from Clutch (32) is in impaction state, locked described planet row (40), and described electromotor (10) is in not Duty, described motor (50) is in running order.
10. a motor vehicle driven by mixed power, it is characterised in that: include as any one in claim 1 to 9 Vehicle hybrid power drive system described in Xiang.
CN201620383636.3U 2016-04-29 2016-04-29 Vehicle hybrid synergy drive system and hybrid vehicle Active CN205601595U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106347098A (en) * 2016-12-01 2017-01-25 重庆青山工业有限责任公司 Power system of hybrid automobile
CN106364306A (en) * 2016-10-21 2017-02-01 奇瑞汽车股份有限公司 Power system of hybrid power automobile and operating method of power system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106364306A (en) * 2016-10-21 2017-02-01 奇瑞汽车股份有限公司 Power system of hybrid power automobile and operating method of power system
CN106364306B (en) * 2016-10-21 2019-09-06 奇瑞汽车股份有限公司 The dynamical system and its operation method of hybrid vehicle
CN106347098A (en) * 2016-12-01 2017-01-25 重庆青山工业有限责任公司 Power system of hybrid automobile

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