CN209320672U - Hybrid electric drive system and hybrid vehicle - Google Patents
Hybrid electric drive system and hybrid vehicle Download PDFInfo
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- CN209320672U CN209320672U CN201821622301.8U CN201821622301U CN209320672U CN 209320672 U CN209320672 U CN 209320672U CN 201821622301 U CN201821622301 U CN 201821622301U CN 209320672 U CN209320672 U CN 209320672U
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Abstract
The utility model relates to hybrid electric drive systems and hybrid vehicle.Hybrid electric drive system includes engine, first motor, second motor and single planetary row dynamical system, the single planetary row dynamical system includes the gear ring with the transmission connection of the output shaft of engine, with the sun gear of the output shaft transmission connection of the second motor and as the planet carrier of output end, planet carrier passes sequentially through the first transmission shaft, first clutch and second driving shaft with drive axle for being connected, the first lockable mechanism is provided between the output shaft and gear ring of engine, the second lockable mechanism is provided between the output shaft and sun gear of second motor, the output shaft of first motor and the second driving shaft are sequentially connected.The utility model uses single planetary row, and structure is simple, and system effectiveness is high, and first clutch can disconnect the power output of engine and the second motor, it can be realized the switching between various modes in conjunction with two lockable mechanisms, improve the flexibility of drive system, meet a variety of driving demands.
Description
Technical field
The utility model belongs to hybrid power actuation techniques field, in particular to hybrid electric drive system and hybrid power
Vehicle.
Background technique
New-energy automobile development at present is swift and violent, becomes the research hotspot of current automotive industry, according to drive system structure cloth
The difference set, existing hybrid power system are divided into 3 kinds of series, parallel, mixed connection.Current series-parallel hybrid electric system is mainly adopted
Use planetary mechanism as power dividing device.Chinese patent if Authorization Notice No. is CN 101318462B discloses one kind
Drive system of hybrid power vehicle, the drive system using two sets of planetary mechanisms as power dividing device, can take into account series connection,
The advantages of parallel system, realizes variable speed.But the system has the following disadvantages:
Using two planet rows, system structure is relative complex, and under sliding brake function mode, each components of front and back planet row are all
It participates in, so that system internal resistance increases, causing energy loss larger with turn.
Utility model content
The purpose of this utility model is to provide hybrid electric drive systems and hybrid vehicle, existing mixed for solving
Close the relative complex problem of power system architecture.
In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows:
The utility model provides a kind of hybrid electric drive system, including engine, first motor, the second motor and list
Planet row dynamical system, the single planetary row dynamical system include with the gear ring of the output shaft of engine transmission connection, with described the
The sun gear and planet carrier as output end of the output shaft transmission connection of two motors, planet carrier pass sequentially through the first transmission shaft,
First clutch and second driving shaft are provided with first between the output shaft and gear ring of the engine for being connected with drive axle
Lockable mechanism is provided with the second lockable mechanism, the output shaft of first motor and institute between the output shaft and sun gear of the second motor
State second driving shaft transmission connection.
The utility model hybrid electric drive system the utility model has the advantages that using single planetary row, structure is simple, system effectiveness
Height, and the first clutch being arranged can disconnect the power output of engine and the second motor, it can in conjunction with two lockable mechanisms
It realizes the switching between various modes, improves the flexibility of drive system, can satisfy the driving demand under different operating conditions.
Further, in order to avoid under hybrid power system engine direct drive mode first motor with turn caused by energy damage
It loses, the output shaft of the first motor is connect through second clutch with the second driving shaft.
Further, in order to achieve the effect that deceleration torque increase, between the engine and first lockable mechanism successively
Equipped with torsion vibration absorber and multi gear gear.
Further, in order to realize integrated setting, the hybrid electric drive system further includes and first motor and
The connected electric machine controller of two motors, the electric machine controller are connected with power battery.
Further, for the ease of the arrangement of hybrid electric drive system, the output shaft of the second motor is hollow shaft, first
Transmission shaft is threaded through in the hollow shaft.
The utility model additionally provides a kind of hybrid vehicle, including drive axle and for driving the mixed of the drive axle
Power-driven system is closed, hybrid electric drive system includes engine, first motor, the second motor and single planetary row dynamical system,
The single planetary row dynamical system includes the output shaft with the gear ring of the output shaft of engine transmission connection and second motor
The sun gear of transmission connection and planet carrier as output end, planet carrier pass sequentially through the first transmission shaft, first clutch and
Two transmission shafts are connected with drive axle, and the first lockable mechanism, the second motor are provided between the output shaft and gear ring of the engine
Output shaft and sun gear between be provided with the second lockable mechanism, the output shaft of first motor and second driving shaft transmission connect
It connects.
The utility model hybrid vehicle the utility model has the advantages that using single planetary row, structure is simple, and system effectiveness is high, and
The first clutch of setting can disconnect the power output of engine and the second motor, can be realized in conjunction with two lockable mechanisms more
Switching between kind mode, improves the flexibility of drive system, can satisfy the driving demand under different operating conditions.
Further, in order to avoid under hybrid power system engine direct drive mode first motor with turn caused by energy damage
It loses, the output shaft of the first motor is connect through second clutch with the second driving shaft.
Further, in order to achieve the effect that deceleration torque increase, between the engine and first lockable mechanism successively
Equipped with torsion vibration absorber and multi gear gear.
Further, in order to realize integrated setting, the hybrid electric drive system further includes and first motor and
The connected electric machine controller of two motors, the electric machine controller are connected with power battery.
Further, for the ease of the arrangement of hybrid electric drive system, the output shaft of the second motor is hollow shaft, first
Transmission shaft is threaded through in the hollow shaft.
Detailed description of the invention
Fig. 1 is the hybrid electric drive system structural schematic diagram of the utility model；
In figure: 1- engine；2- torsion vibration absorber；3- multi gear gear；The first lockable mechanism of 4-；5- gear ring；6- row
Carrier；The second lockable mechanism of 7-；8- first clutch；9- second driving shaft；10- drive axle；11- first motor；The second electricity of 12-
Machine；13- sun gear；14- planetary gear；15- electric machine controller；16- power battery；The first transmission shaft of 17-；18- second clutch.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
Hybrid electric drive system embodiment
As shown in Figure 1, the hybrid electric drive system in the present embodiment includes engine 1, first motor 11, the second motor
12 and single planetary row dynamical system, single planetary row dynamical system include planet carrier 6, sun gear 13 and gear ring 5, the output shaft of engine 1
Torsion vibration absorber 2, multi gear gear 3 and the first lockable mechanism 4 is passed sequentially through to be connected with gear ring 5, the second motor 12 it is defeated
Shaft is connected through the second lockable mechanism 7 with sun gear 13, and planet carrier 6 is connected as power output end with the first transmission shaft 17,
First transmission shaft 17 is connected through first clutch 8 with second driving shaft, the output shaft of first motor 11 through second clutch 18 with
Second driving shaft 9 connects, and second driving shaft 9 is connected with drive axle 10.
The output shaft of the second motor 12 is hollow shaft in the present embodiment, and the first transmission shaft 17 is threaded through the sky of the second motor 12
In mandrel.As other embodiments, the output shaft of the second motor 12 is solid shafting, in this case, sun gear 13 and the
Output shaft and the axis setting of two motors 12.
The output shaft of first motor 11 is connected through second clutch 18 with second driving shaft 9 in the present embodiment, as other
The output shaft of embodiment, first motor 11 can also directly be connected with second driving shaft 9.
The output shaft of engine 1 successively passes through torsion vibration absorber 2, multi gear gear 3 and the first locking in the present embodiment
Mechanism 4 is connected with gear ring 5, as other embodiments, can also be not provided with torsion vibration absorber 2 and multi gear gear 3, should
In the case of the output shaft of engine 1 be connected through the first lockable mechanism 4 with gear ring.
The hybrid electric drive system of the present embodiment further includes the motor control being connected with first motor 11 and the second motor 12
Device 15 processed and the power battery 16 being connected with electric machine controller 15, as other embodiments, hybrid electric drive system
It can not include electric machine controller 15 and power battery 16, electric machine controller 15 and power battery are by the way of being separately provided.
The control method of the hybrid electric drive system of the present embodiment includes the control method under following five kinds of modes, specifically
Are as follows:
The pure electric drive mode of single motor
The mode is suitable for the case where pure electric low-power requirements, specific control method are as follows: control engine 1 and the second electricity
Machine 12 does not work, and first clutch 8 disconnects, and first motor 11 is directly driven by second driving shaft 9.
The pure electric drive mode of bi-motor
The case where mode realizes the pure electric drive of bi-motor, is suitable for pure electric high power requirements, specific control method
Are as follows: control engine 1 does not work, 4 locking of the first lockable mechanism, and locking, first clutch 8 are not closed the second lockable mechanism 7, the
One motor 11 directly transfers power to second driving shaft 9, and the second motor 12 passes through sun gear 13, planetary gear 14 and planet carrier 6
The first transmission shaft 17 is transferred power to, then is transmitted to second driving shaft 9 through first clutch 8.
Engine direct drives mode
The mode realizes engine direct drive, is suitable for high-speed working condition, specific control method are as follows: control 1 work of engine
Make, multi gear gear 3 is in direct high, the first lockable mechanism 4 not locking, 7 locking of the second lockable mechanism, first clutch 8
Closure, with turn, the second motor 12 does not work first motor 11, and engine output power passes through multi gear gear 3, gear ring 5, row
Star-wheel 14, planet carrier 6 are transmitted to the first transmission shaft 17, then are transmitted to second driving shaft 9 through first clutch 8.
Hybrid mode
The mode realizes hybrid power driving, is suitable for the high power requirements operating conditions such as climbing, specific control method are as follows:
The first lockable mechanism 4 not locking is controlled, locking, first clutch 8 are not closed the second lockable mechanism 7, and multi gear gear 3 is in
Accelerate torque increase shelves, engine 1 works, and output power passes through multi gear gear 3, gear ring 5 and planetary gear 14, on the one hand by too
Sun wheel 13 transfers power to the second motor 12 for generating electricity, and on the one hand passes through planet carrier 6, the first transmission shaft 17 and the first clutch
Device 8 transfers power to second driving shaft 9, for driving drive axle, meanwhile, the direct output power of first motor 11 to second passes
Moving axis 9.
Brake energy recovery mode
The mode realizes Brake energy recovery, specific control method are as follows: control engine 1 and the second motor 12 stop
Work, first clutch 8 disconnect, and first motor 11 enters power generation mode, and kinetic energy is transmitted to the by second driving shaft 9 by vehicle
One motor 11.
The control method of the hybrid electric drive system of the present embodiment includes the pure electric drive mode of single motor, the pure electricity of bi-motor
Drive mode, engine direct drive mode, hybrid mode and five kinds of Brake energy recovery schema, as other embodiment party
Formula, the control method of the hybrid electric drive system of the utility model include at least one of above-mentioned five kinds of modes mode.
The control method of the hybrid electric drive system of the present embodiment further includes the control to multi gear gear 3, as
Other embodiments, if hybrid electric drive system itself does not include multi gear gear 3, control method does not include pair yet
The control of multi gear gear 3.
Second clutch 18 is controlled in the control method of the hybrid electric drive system of the present embodiment is in closed state,
As other embodiments, if hybrid electric drive system itself does not include second clutch 18, control method is not also wrapped
Include the control to second clutch 18；Again or hybrid electric drive system includes second clutch 18, drives mould in engine direct
Under formula control second clutch 18 disconnect, first motor 11 not with turn.
The present embodiment uses single planetary row, and structure is simple, and system effectiveness is high, and the first clutch 8 being arranged can disconnect
The power output of engine 1 and the second motor 12 can be realized the switching between various modes in conjunction with two lockable mechanisms, improve
The flexibility of drive system can satisfy the driving demand under different operating conditions.
Hybrid vehicle embodiment:
Hybrid vehicle in the present embodiment includes drive axle and for driving the hybrid power of the drive axle to drive
Hybrid electric drive system in system embodiment, about the specific structure of hybrid electric drive system, details are not described herein again.
The above is only the preferred embodiment of the utility model and oneself, not makees in any form to utility model
Limitation, although the utility model oneself be disclosed above in the preferred embodiment, be not intended to limit the utility model, it is any be familiar with
Professional and technical personnel is not departing within the scope of technical solutions of the utility model, when the method and skill using the disclosure above
Art content makes a little change or the equivalent embodiment for being modified to equivalent variations, but all without departing from the utility model technical side
The content of case according to the technical essence of the utility model any simple modification made to the above embodiment, equivalent variations and is repaired
Decorations, are still within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of hybrid electric drive system, including engine, first motor, the second motor and single planetary row dynamical system, special
Sign is that the single planetary row dynamical system includes the gear ring and second motor with the transmission connection of the output shaft of the engine
Output shaft transmission connection sun gear and planet carrier as output end, planet carrier pass sequentially through the first transmission shaft, first from
Clutch and second driving shaft are provided with the first locking machine for being connected with drive axle between the output shaft and gear ring of the engine
Structure is provided with the second lockable mechanism, the output shaft of first motor and described second between the output shaft and sun gear of the second motor
Transmission shaft driven connection.
2. hybrid electric drive system according to claim 1, which is characterized in that the output shaft of the first motor is through
Two clutches are connect with the second driving shaft.
3. hybrid electric drive system according to claim 1, which is characterized in that the engine and first locking
Torsion vibration absorber and multi gear gear are successively arranged between mechanism.
4. hybrid electric drive system according to claim 1, which is characterized in that the hybrid electric drive system also wraps
The electric machine controller being connected with first motor and the second motor is included, the electric machine controller is connected with power battery.
5. hybrid electric drive system according to claim 1, which is characterized in that the output shaft of the second motor is hollow
Axis, the first transmission shaft are threaded through in the hollow shaft.
6. a kind of hybrid vehicle, the hybrid electric drive system including drive axle and for driving the drive axle, mixing
Power-driven system includes engine, first motor, the second motor and single planetary row dynamical system, which is characterized in that the uniline star
Row's dynamical system includes being sequentially connected with the gear ring of the output shaft of engine transmission connection, with the output shaft of second motor
Sun gear and planet carrier as output end, planet carrier pass sequentially through the first transmission shaft, first clutch and second driving shaft
It is connected with drive axle, the first lockable mechanism, the output shaft of the second motor is provided between the output shaft and gear ring of the engine
The second lockable mechanism is provided between sun gear, the output shaft of first motor and the second driving shaft are sequentially connected.
7. hybrid vehicle according to claim 6, which is characterized in that the output shaft of the first motor through second from
Clutch is connect with the second driving shaft.
8. hybrid vehicle according to claim 6, which is characterized in that the engine and first lockable mechanism
Between be successively arranged torsion vibration absorber and multi gear gear.
9. hybrid vehicle according to claim 6, which is characterized in that the hybrid electric drive system further include with
The electric machine controller that first motor is connected with the second motor, the electric machine controller are connected with power battery.
10. hybrid vehicle according to claim 6, which is characterized in that the output shaft of the second motor is hollow shaft, the
One transmission shaft is threaded through in the hollow shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622301.8U CN209320672U (en) | 2018-09-30 | 2018-09-30 | Hybrid electric drive system and hybrid vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622301.8U CN209320672U (en) | 2018-09-30 | 2018-09-30 | Hybrid electric drive system and hybrid vehicle |
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| Publication Number | Publication Date |
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| CN209320672U true CN209320672U (en) | 2019-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821622301.8U Active CN209320672U (en) | 2018-09-30 | 2018-09-30 | Hybrid electric drive system and hybrid vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110962578A (en) * | 2018-09-30 | 2020-04-07 | 郑州宇通客车股份有限公司 | Hybrid power driving system and hybrid power vehicle |
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2018
- 2018-09-30 CN CN201821622301.8U patent/CN209320672U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110962578A (en) * | 2018-09-30 | 2020-04-07 | 郑州宇通客车股份有限公司 | Hybrid power driving system and hybrid power vehicle |
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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |