CN102941801A - Drive device of hybrid car - Google Patents
Drive device of hybrid car Download PDFInfo
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- CN102941801A CN102941801A CN2012105027463A CN201210502746A CN102941801A CN 102941801 A CN102941801 A CN 102941801A CN 2012105027463 A CN2012105027463 A CN 2012105027463A CN 201210502746 A CN201210502746 A CN 201210502746A CN 102941801 A CN102941801 A CN 102941801A
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Abstract
The invention discloses a drive device of a hybrid car. The drive device comprises a mechanical power output device, a first motor and a second motor. The drive device of the hybrid car further comprises a planet gear structure provided with a sun gear, a planet gear frame installed with a planet gear and an outer gear ring; one end of a motor shaft of the first motor is connected with an output shaft of the mechanical power output device while the other end of the motor shaft of the first motor is connected with the planet gear frame of the planet gear structure via a first clutch; the second motor is connected with a total output shaft which is fixedly connected with the sun gear and provided with an output gear via a second clutch; and a brake for locking the outer gear ring and a third clutch for locking or unlocking the sun gear and the outer gear ring are arranged on the planet gear structure. Through the integration of the mechanical power output device and motors by the planet gear structure, the drive device of the hybrid car can realize a plurality of working modes, has a simple structure and is suitable for hybrid cars so that the cost is reduced.
Description
Technical field
The invention belongs to vehicular field, relate to a kind of actuating device, relate in particular to a kind of drive apparatus for hybrid vehicle.
Background technology
[0002] hybrid vehicle adopts mechanical power and electric energy to drive, and it can improve the fuel economy of vehicle in conjunction with both advantages, reduces discharging and oil consumption.The actuating device of existing hybrid vehicle can adopt mechanical power or electric energy to drive respectively, also can both jointly drive, and drag can also be converted to electric energy and store when brake.Because domestic hybrid vehicle is to improve design in former vehicle mostly at present, the complex structure that causes actuating device is arranged not compactly, and cost is high, and the mode of operation that the actuating device of existing hybrid vehicle drives is less, can not switch flexibly to adapt to different operating modes.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of drive apparatus for hybrid vehicle, and it can carry out multiple-working mode and switch between electronic and mechanical power, and simple in structure, and cost is low.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of drive apparatus for hybrid vehicle comprises mechanical power output unit, the first motor, the second motor, and has sun wheel, the planetary wheel carrier of satellite gear and the planetary gear structure of external toothing are installed;
One end of the motor shaft of described the first motor is connected with the output shaft of mechanical power output unit, and the other end is connected with the planetary wheel carrier of planetary gear structure by first clutch;
Described the second motor by second clutch be fixed on total output shaft sun wheel and that be provided with output gear and be connected, be provided with the drg of the described external toothing of locking and the three-clutch that sun wheel and external toothing are locked mutually or unlock at planetary gear structure.
As limitation of the invention, described mechanical power output unit is driving engine.
As limitation of the invention, be provided with train of reduction gears between the diff of described total output shaft and hybrid vehicle.
As limitation of the invention further, described train of reduction gears is the double-reduction gear group.
Owing to having adopted above-mentioned technical scheme, the present invention compared with prior art, obtained technological advance is: drive apparatus for hybrid vehicle provided by the present invention, by planetary gear structure mechanical power output unit and motor are integrated, can realize multiple-working mode, simple in structure, cost is low.
The present invention is applicable in the motor vehicle driven by mixed power, to reduce cost.
The present invention is described in further detail below in conjunction with Figure of description and specific embodiment.
Description of drawings
Fig. 1 is the structure diagram of the embodiment of the invention.
Among the figure: 1-driving engine, 2-the first motor, 3-first clutch, 4-the second motor, 5-second clutch, 6-sun wheel, 7-planetary wheel carrier, 8-external toothing, 9-drg, 10-three-clutch, 11-diff, the total output shaft of 12-, 13-output gear.
The specific embodiment
Embodiment
As shown in Figure 1, the present embodiment discloses a kind of drive apparatus for hybrid vehicle, and it comprises a mechanical power output unit, and the first motor 2 and the second motor 4, also comprises a planetary gear structure.
What the mechanical power output unit adopted is the driving engine 1 of using on the automobile, the motor shaft of the first motor 2 is the form that stretch out at two ends, wherein an end is connected with the output shaft of driving engine 1, and the other end is connected with the planetary wheel carrier 7 of planetary gear structure by first clutch 3.When first clutch 3 was in bonding state, the motor shaft of the first motor 2 and planetary wheel carrier 7 were fixed as one, can be to planetary wheel carrier 7 transferring power, and when first clutch 3 was in released state, planetary wheel carrier 7 and the first motor 2 disconnected.
The sun wheel 6 of planetary gear structure is connected to one with total output shaft 12, be provided with output gear 13 at total output shaft 12 and be used for outputting power, 4 in the second motor is connected on this total output shaft 12 by second clutch 5, when second clutch 5 in conjunction with the time, the second motor 4 can be directly to total output shaft 12 outputting powers.Also be provided with a drg 9 on planetary gear structure, this drg 9 can lock the external toothing 8 of planetary gear structure, and it can't be rotated.Between sun wheel 6 and external toothing 8, be provided with three-clutch 10, when three-clutch 10 in conjunction with the time, sun wheel 6 and external toothing 8 can be locked as one, when three-clutch 10 was in open mode, sun wheel 6 can free motion with external toothing 8.Total output shaft 12 is used for providing power to the diff 11 of hybrid vehicle, is provided with the double-reduction gear group between diff 11 and total output shaft 12, to improve moment of torsion.
This drive apparatus for hybrid vehicle adopts such collocation form, so that vehicle under the predefined control policy of ECU, can change under multiple-working mode, to reach saving fuel, to improve the purpose of driving experience.
The mode of operation that it can adopt has seven kinds, is described below:
(1) high engine speeds drive pattern
With first clutch 3 and drg 9 combinations, at this moment, driving engine 1 is in running order, and power is delivered to planetary wheel carrier 7 by driving engine 1 and the first motor 2 one sides through first clutch 3, and sun wheel 6 high speed rotating drove total output shaft 12 and carried out high speed rotating this moment.
(2) low engine speed drive pattern
With first clutch 3 and three-clutch 10 combinations, driving engine 1 is in running order, and power is delivered to planetary wheel carrier 7 by driving engine 1 and the first motor 2 one sides through first clutch 3, and this moment, sun wheel 6 slowly ran, and drove total output shaft 12 and slowly ran.
(3) pure motorized motions pattern
With second clutch 5 combinations, the second motor 4 is in running order, and this moment, power was delivered to total output shaft 12 by the second motor 4 through second clutch 5.
(4) increase the journey pattern
With second clutch 5 combinations, driving engine 1 drives the first motor 2 and generates electricity, and an electric energy part is delivered to the second motor 4 and is used for driving, and a part is stored in the battery.
(5) combination drive fast mode
With first clutch 3, second clutch 5 and drg 9 combinations, driving engine 1 and motor 2 are worked simultaneously, to total output shaft 12 outputting powers.
(6) combination drive low-speed mode
With first clutch 3, second clutch 5 and three-clutch 10 combinations, driving engine 1 and motor 2 are worked simultaneously, to total output shaft 12 outputting powers.
(7) braking potential take-back model
With second clutch 5 combinations, in brake with during descending, total output shaft 12 drives the second motor 4 generates electricity, with power storage in battery.
Above several mode of operation automaticallyes switch according to predefined control policy under the control of ECU, can automatically switch to optimum working mode according to the running state of road conditions and vehicle, can reach best fuel-efficient purpose.
Claims (4)
1. a drive apparatus for hybrid vehicle comprises mechanical power output unit, the first motor and the second motor, it is characterized in that:
It also comprises having sun wheel, the planetary wheel carrier of satellite gear and the planetary gear structure of external toothing are installed;
One end of the motor shaft of described the first motor is connected with the output shaft of mechanical power output unit, and the other end is connected with the planetary wheel carrier of planetary gear structure by first clutch;
Described the second motor by second clutch be fixed on total output shaft sun wheel and that be provided with output gear and be connected, be provided with the drg of the described external toothing of locking and the three-clutch that sun wheel and external toothing are locked mutually or unlock at planetary gear structure.
2. drive apparatus for hybrid vehicle according to claim 1, it is characterized in that: described mechanical power output unit is driving engine.
3. drive apparatus for hybrid vehicle according to claim 1 and 2 is characterized in that: be provided with train of reduction gears between the diff of described total output shaft and hybrid vehicle.
4. drive apparatus for hybrid vehicle according to claim 3, it is characterized in that: described train of reduction gears is the double-reduction gear group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210502746.3A CN102941801B (en) | 2012-11-30 | 2012-11-30 | Drive apparatus for hybrid vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210502746.3A CN102941801B (en) | 2012-11-30 | 2012-11-30 | Drive apparatus for hybrid vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102941801A true CN102941801A (en) | 2013-02-27 |
| CN102941801B CN102941801B (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210502746.3A Active CN102941801B (en) | 2012-11-30 | 2012-11-30 | Drive apparatus for hybrid vehicle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241115A (en) * | 2013-05-16 | 2013-08-14 | 哈尔滨耦合动力工程技术中心有限公司 | Automobile hybrid power system with magnetic coupling planet gear series-parallel connection structure and hybrid method |
| CN104070984A (en) * | 2014-06-27 | 2014-10-01 | 长城汽车股份有限公司 | Hybrid power drive system |
| CN104648112A (en) * | 2013-11-22 | 2015-05-27 | 现代自动车株式会社 | Power transmission system of hybrid electric vehicle |
| CN104742730A (en) * | 2015-04-03 | 2015-07-01 | 重庆大学 | Multi-mode coupled power transmission system of range-increasing electric car |
| CN106740048A (en) * | 2017-02-09 | 2017-05-31 | 重庆青山工业有限责任公司 | A kind of hybrid power automobile power system |
| CN107512265A (en) * | 2017-09-13 | 2017-12-26 | 无锡商业职业技术学院 | Automatic start-stop device for automobile engine |
| CN109795307A (en) * | 2019-02-20 | 2019-05-24 | 奇瑞汽车股份有限公司 | Hybrid power coupled system and hybrid vehicle |
| WO2020010869A1 (en) * | 2018-07-09 | 2020-01-16 | 宁波上中下自动变速器有限公司 | Power system for hybrid vehicles |
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| EP1418079A2 (en) * | 2002-11-06 | 2004-05-12 | Nissan Motor Company, Limited | Control apparatus and method for taking failure countermeasure for hybrid vehicular drive system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241115A (en) * | 2013-05-16 | 2013-08-14 | 哈尔滨耦合动力工程技术中心有限公司 | Automobile hybrid power system with magnetic coupling planet gear series-parallel connection structure and hybrid method |
| CN104648112A (en) * | 2013-11-22 | 2015-05-27 | 现代自动车株式会社 | Power transmission system of hybrid electric vehicle |
| CN104070984A (en) * | 2014-06-27 | 2014-10-01 | 长城汽车股份有限公司 | Hybrid power drive system |
| CN104070984B (en) * | 2014-06-27 | 2017-02-01 | 长城汽车股份有限公司 | Hybrid power drive system |
| CN104742730A (en) * | 2015-04-03 | 2015-07-01 | 重庆大学 | Multi-mode coupled power transmission system of range-increasing electric car |
| CN104742730B (en) * | 2015-04-03 | 2017-05-31 | 重庆大学 | A kind of stroke-increasing electric automobile Multiple modes coupling power drive system |
| CN106740048A (en) * | 2017-02-09 | 2017-05-31 | 重庆青山工业有限责任公司 | A kind of hybrid power automobile power system |
| CN107512265A (en) * | 2017-09-13 | 2017-12-26 | 无锡商业职业技术学院 | Automatic start-stop device for automobile engine |
| CN107512265B (en) * | 2017-09-13 | 2020-04-28 | 无锡商业职业技术学院 | Automatic start-stop device for automobile engine |
| WO2020010869A1 (en) * | 2018-07-09 | 2020-01-16 | 宁波上中下自动变速器有限公司 | Power system for hybrid vehicles |
| US11299027B2 (en) | 2018-07-09 | 2022-04-12 | Ningbo Umd Automatic Transmission Co., Ltd. | Power system for hybrid vehicles |
| CN109795307A (en) * | 2019-02-20 | 2019-05-24 | 奇瑞汽车股份有限公司 | Hybrid power coupled system and hybrid vehicle |
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|---|---|
| CN102941801B (en) | 2015-09-30 |
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Effective date of registration: 20191119 Address after: 071000 No.75, Dongsheng Road, Lianchi District, Baoding City, Hebei Province Patentee after: Beehive transmission technology Hebei Co., Ltd Address before: 071000 No. 2266 Chaoyang South Street, Hebei, Baoding Patentee before: Changcheng Automobile Co., Ltd. |