CN203766478U - Hybrid power system and automobile with hybrid power system - Google Patents
Hybrid power system and automobile with hybrid power system Download PDFInfo
- Publication number
- CN203766478U CN203766478U CN201420067890.3U CN201420067890U CN203766478U CN 203766478 U CN203766478 U CN 203766478U CN 201420067890 U CN201420067890 U CN 201420067890U CN 203766478 U CN203766478 U CN 203766478U
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- gear
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- power system
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Abstract
The utility model relates to a hybrid power system and an automobile with the hybrid power system. The automobile comprises an automobile body with the hybrid power system. The hybrid power system comprises an engine, a first motor, a second motor and a power coupling device. The power coupling device comprises a differential mechanism, wherein the differential mechanism is provided with a planet carrier, a front half axle gear and a rear half axle gear. The power output end of the engine is connected with the planet carrier in a transmission mode through a transmission mechanism. The first motor is connected with the front half axle gear in a transmission mode. The second motor is connected with the rear half axle gear in a transmission mode. The utility model provides the hybrid power system which can lower the requirements for the torque of both the motors, and the automobile with the hybrid power system.
Description
Technical field
The utility model relates to hybrid power system and uses the automobile of this hybrid power system.
Background technology
Hybrid electric drive system is divided into series, parallel and three kinds of forms of series-parallel connection.It is APU system that series connection type hybrid power system forms vehicle-based generator set by driving engine and motor, and motor drives vehicle as unique propulsion source, and its advantage is to realize the optimal control of driving engine, and shortcoming is that degradation of energy is excessive through twice transformation of energy.Parallel system is on the basis of orthodox car, Ling Jia mono-road electric drive system, in the time that vehicle accelerates or climbs, providing auxiliary power, its advantage is that the number of times of transformation of energy is less, shortcoming is that driving engine is connected with vehicle direct mechanical, and driving engine can not be always in the work of high efficiency point.Existing parallel-serial hybrid power system as disclosed in Chinese patent CN203267762U " a kind of single planetary row Vehicular hybrid power assembly ", comprise driving engine, the first motor, the second motor and planetary gear mechanism, planetary gear mechanism is equivalent to dynamic coupling device, planetary gear mechanism comprises sun wheel, gear ring and the pinion carrier that satellite gear is housed, driving engine is connected with pinion carrier, sun wheel is connected with the second motor, gear ring is connected with the first motor, this series-parallel hybrid electric system combines the advantage of cascade system and parallel system, but because the rotating speed of gear ring is lower, torque-demand to the first motor is larger, this just causes the first motor volume large, weight is large, cost of manufacture is higher.
Summary of the invention
The purpose of this utility model is to provide a kind of hybrid power system that can reduce each motor torque demand; The purpose of this utility model is also to provide a kind of automobile that uses this hybrid power system.
In order to address the above problem, in the utility model, the technical scheme of hybrid power system is:
Hybrid power system, comprise driving engine, the first motor, the second motor and dynamic coupling device, described dynamic coupling device comprises the diff with pinion carrier and forward and backward axle side gear, the clutch end of described driving engine is in transmission connection by transmission device and described pinion carrier, described the first motor is connected with described half front axle gear transmission, and described the second motor and described rear axle side gear are in transmission connection.
Described transmission device comprises the first gear of being coaxially fixedly arranged in described pinion carrier and the second gear with described the first meshed transmission gear, the axis of the second gear parallels with the axis of the first gear, and the clutch end of driving engine is connected with described the second gear coaxial transmission.
Between the clutch end of described driving engine and described the second gear, be provided with torsion vibration absorber.
The installation shaft that two satellite gears of described diff independently arrange by each interval is rotated and is arranged in described pinion carrier.
Described hybrid power system also comprises the storage battery being connected with described first, second motor by AC/DC convertor.
In the utility model, the technical scheme of automobile is:
Automobile, comprise the car body that is provided with hybrid power system, hybrid power system comprises driving engine, the first motor, the second motor and dynamic coupling device, described dynamic coupling device comprises the diff with pinion carrier and forward and backward axle side gear, the clutch end of described driving engine is in transmission connection by transmission device and described pinion carrier, described the first motor is connected with described half front axle gear transmission, and described the second motor and described rear axle side gear are in transmission connection.
Described transmission device comprises the first gear of being coaxially fixedly arranged in described pinion carrier and the second gear with described the first meshed transmission gear, the axis of the second gear parallels with the axis of the first gear, and the clutch end of driving engine is connected with described the second gear coaxial transmission.
Between the clutch end of described driving engine and described the second gear, be provided with torsion vibration absorber.
The installation shaft that two satellite gears of described diff independently arrange by each interval is rotated and is arranged in described pinion carrier.
Described hybrid power system also comprises the storage battery being connected with described first, second motor by AC/DC convertor.
The beneficial effects of the utility model are: the utility model is realized the power coupling between driving engine and first, second motor by diff, the power output of driving engine is exported to respectively first, second motor by diff, due to the forward and backward axle side gear of diff compared to existing technology in the radius of gear ring of sun and planet gear little, therefore can reduce the demand to each motor torque, therefore the volume and weight of motor does not all need too greatly, has reduced the cost of manufacture of motor.
Further, the clutch end of driving engine is connected with the pinion carrier of diff by first, second gear, arranges like this before and after driving engine, is conducive to reduce the width of car load.
Brief description of the drawings
Fig. 1 is the structural representation of the hybrid power system in an embodiment of automobile in the utility model, is also the structural representation of an embodiment of hybrid power system in the utility model simultaneously.
Detailed description of the invention
The embodiment of automobile is as shown in Figure 1: automobile comprises the car body (not shown) that is provided with vehicle bridge 8 and hybrid power system, vehicle bridge left and right is arranged, hybrid power system comprises driving engine 1, the first motor 13, the second motor 7 and dynamic coupling device, dynamic coupling device comprises having pinion carrier 5, two satellite gears 16 and front, the diff of rear axle side gear, half front axle gear 12, rear axle side gear 6 is equivalent to respectively two sun wheels, the installation shaft 15 that two satellite gears independently arrange by each interval is rotated and is arranged in pinion carrier 5, pinion carrier and front, the axis of rear axle side gear all extends along fore-and-aft direction, wherein the first motor 13 is in transmission connection with half front axle gear 12 by the first transmission shaft 14, the second motor 7 is in transmission connection by second driving shaft 9 and rear axle side gear, vehicle bridge 8 is in transmission connection in the rear end of second driving shaft by retarder.Hybrid power system also comprises the storage battery 11 being connected with described first, second motor by AC/DC convertor 10.Driving engine is arranged along fore-and-aft direction, the clutch end of driving engine is in transmission connection by transmission device and pinion carrier, transmission device comprises the first gear 4 of being coaxially fixedly arranged in pinion carrier 5 and the second gear 3 with the first meshed transmission gear, the axis of the second gear parallels with the axis of the first gear, and the clutch end of driving engine is connected with the second gear 3 coaxial transmissions by torsional damper 2.
In this automobile, when engine operation, travel respectively to first, second transmission shaft output energy for generating and driving car load, first, second motor all both can, with generation mode work, can be worked in electronic mode again.
In the time that vehicle travels with low speed or little load, tail-off, storage battery provides power driven car load to travel to the second motor, realizes zero-emission and travels;
In the time that vehicle normally travels with the higher speed of a motor vehicle, the second machine operation is also operated in efficient district, the power part that driving engine provides drives car load to travel by second driving shaft together with the second motor, and another part drives the first electric power generation for the second motor by the first transmission shaft of the other end;
When vehicle accelerates or climbing while travelling, driving engine provides power driven car load to travel to first, second transmission shaft respectively, and storage battery also provides power to the second motor simultaneously;
When car retardation slides or when braking brake, the second machine operation, at generating state, is that electrical power storage is in storage battery by the kinetic transformation of car load.
Hybrid power system in the utility model, not only can ensure that driving engine always works in efficient district, and has solved the problem of traditional single shaft double-motor structural dynamic deficiency, simultaneously because of simple in structure, realization convenience, has the advantage of low cost, high reliability.In other embodiment of this automobile: torsional damper also can not established; Driving engine also can be arranged left and right; First, second motor also can not connect with corresponding axle side gear coaxial transmission, such as first, second motor is in transmission connection by corresponding gear transmission device and forward and backward axle side gear respectively.
The embodiment of hybrid power system is as shown in Figure 1: the concrete structure of hybrid power system is identical with the hybrid power system described in above-mentioned each automobile embodiment, is not described in detail in this.
Claims (10)
1. hybrid power system, comprise driving engine, the first motor, the second motor and dynamic coupling device, it is characterized in that: described dynamic coupling device comprises the diff with pinion carrier and forward and backward axle side gear, the clutch end of described driving engine is in transmission connection by transmission device and described pinion carrier, described the first motor is connected with described half front axle gear transmission, and described the second motor and described rear axle side gear are in transmission connection.
2. hybrid power system according to claim 1, it is characterized in that: described transmission device comprises the first gear of being coaxially fixedly arranged in described pinion carrier and the second gear with described the first meshed transmission gear, the axis of the second gear parallels with the axis of the first gear, and the clutch end of driving engine is connected with described the second gear coaxial transmission.
3. hybrid power system according to claim 2, is characterized in that: between the clutch end of described driving engine and described the second gear, be provided with torsion vibration absorber.
4. hybrid power system according to claim 1, is characterized in that: the installation shaft that two satellite gears of described diff independently arrange by each interval is rotated and is arranged in described pinion carrier.
5. according to the hybrid power system described in claim 1 ~ 4 any one, it is characterized in that: described hybrid power system also comprises the storage battery being connected with described first, second motor by AC/DC convertor.
6. automobile, comprise the car body that is provided with hybrid power system, hybrid power system comprises driving engine, the first motor, the second motor and dynamic coupling device, it is characterized in that: described dynamic coupling device comprises the diff with pinion carrier and forward and backward axle side gear, the clutch end of described driving engine is in transmission connection by transmission device and described pinion carrier, described the first motor is connected with described half front axle gear transmission, and described the second motor and described rear axle side gear are in transmission connection.
7. automobile according to claim 6, it is characterized in that: described transmission device comprises the first gear of being coaxially fixedly arranged in described pinion carrier and the second gear with described the first meshed transmission gear, the axis of the second gear parallels with the axis of the first gear, and the clutch end of driving engine is connected with described the second gear coaxial transmission.
8. automobile according to claim 7, is characterized in that: between the clutch end of described driving engine and described the second gear, be provided with torsion vibration absorber.
9. automobile according to claim 6, is characterized in that: the installation shaft that two satellite gears of described diff independently arrange by each interval is rotated and is arranged in described pinion carrier.
10. according to the automobile described in claim 6 ~ 9 any one, it is characterized in that: described hybrid power system also comprises the storage battery being connected with described first, second motor by AC/DC convertor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420067890.3U CN203766478U (en) | 2014-02-17 | 2014-02-17 | Hybrid power system and automobile with hybrid power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420067890.3U CN203766478U (en) | 2014-02-17 | 2014-02-17 | Hybrid power system and automobile with hybrid power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203766478U true CN203766478U (en) | 2014-08-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420067890.3U Expired - Fee Related CN203766478U (en) | 2014-02-17 | 2014-02-17 | Hybrid power system and automobile with hybrid power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203766478U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757338A (en) * | 2017-11-06 | 2018-03-06 | 苏州亚太金属有限公司 | A kind of hybrid power system by differential controls |
| CN109435668A (en) * | 2018-12-26 | 2019-03-08 | 苏州绿控传动科技股份有限公司 | A kind of hybrid power coupling bridge based on single planetary row |
| CN112026505A (en) * | 2020-09-10 | 2020-12-04 | 合肥工业大学 | Two keep off hybrid coupling actuating system of integrated form |
| CN112848871A (en) * | 2021-01-26 | 2021-05-28 | 魏彬 | Power distribution device, hybrid control device, hybrid transmission structure, and hybrid vehicle |
-
2014
- 2014-02-17 CN CN201420067890.3U patent/CN203766478U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757338A (en) * | 2017-11-06 | 2018-03-06 | 苏州亚太金属有限公司 | A kind of hybrid power system by differential controls |
| CN109435668A (en) * | 2018-12-26 | 2019-03-08 | 苏州绿控传动科技股份有限公司 | A kind of hybrid power coupling bridge based on single planetary row |
| CN112026505A (en) * | 2020-09-10 | 2020-12-04 | 合肥工业大学 | Two keep off hybrid coupling actuating system of integrated form |
| CN112848871A (en) * | 2021-01-26 | 2021-05-28 | 魏彬 | Power distribution device, hybrid control device, hybrid transmission structure, and hybrid vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20200217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |