CN202242979U - Electron-driven speed changing bridge and motor-driven/hybrid electric vehicle - Google Patents
Electron-driven speed changing bridge and motor-driven/hybrid electric vehicle Download PDFInfo
- Publication number
- CN202242979U CN202242979U CN2011203942444U CN201120394244U CN202242979U CN 202242979 U CN202242979 U CN 202242979U CN 2011203942444 U CN2011203942444 U CN 2011203942444U CN 201120394244 U CN201120394244 U CN 201120394244U CN 202242979 U CN202242979 U CN 202242979U
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- gear
- speed change
- input shaft
- driven
- change bridge
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Abstract
The utility model discloses an electron-driven speed changing bridge which comprises an input shaft, a middle shaft, an input shaft driving gear, a middle shaft driven gear, a middle shaft driving gear and a differential device, wherein the input shaft driving gear which is arranged on the input shaft is meshed with the middle shaft driven gear which is arranged on the middle shaft, the middle shaft driving gear which is arranged on the middle shaft is meshed with a tooth ring of the differential device, two pairs of high-precision gear pairs are adopted for gear transmission, and an odometer rotation speed output and ePark (electron park) system is allocated. The utility model also discloses a motor-driven/hybrid electric vehicle comprising the electron-driven speed changing bridge. The utility model has the advantages of being high in input torque, high in input rotation speed, high in transmission efficiency, low in noise and the like, can completely meet requirements on the pure motor-driven vehicle and the hybrid electric vehicle in domestic, and can make up the blank of the domestic electron-driven speed changing bridges; and simultaneously the motor-driven/hybrid electric vehicle comprising the electron-driven speed changing bridge has the advantages of high performance, high safety, and stability.
Description
Technical field
The utility model relates to a kind of driving speed change bridge, specifically relates to a kind of electric drive speed change bridge that is applied on New-energy electric vehicle such as pure electric automobile and the hybrid vehicle.
Background technology
The Chinese automobile industry developed at a speed unheard of before in the last few years, and technical merit improved a lot relatively in the past.China has concentrated the outstanding resource of global auto parts and components especially now, has carried out solid foundation for making world-class auto-industry.Through the globalization of buying and the internationalization of sale, the outer advanced auto manufacturing technology of Chinese increasing receiving country, and understand gradually, digestion and innovation have driven domestic integral automobile manufacture level with this.
The variation development of making rapid progress along with automotive market simultaneously more highlights the needs of energy-saving and emission-reduction and green energy resource, and the user is for also progressively raisings of demand such as the performance of pure electric/hybrid automobile, safety.
According to industry survey; Mostly the driving motor of electronlmobil market use both at home and abroad is pot-motor; The general automobiles change-speed box can't adapt to these harsh conditions; These type of whole dependence on import of each producer, domestic subsupplier man can't autonomous Design produce the retarder product of equal performance.
The utility model content
A purpose of the utility model is the defective to above-mentioned prior art, and a kind of electric drive speed change bridge is provided, and this product is based on vehicle safety; Stability and High Performance, input speed is high, and peak torque is big; Have low noise simultaneously concurrently; High efficiency advantage can satisfy the demand of domestic various pure electric automobile and hybrid vehicle fully, can remedy the blank of domestic electric drive speed change bridge.
Another purpose of the utility model provides the electric/hybrid automobile of a kind of High Performance, high security.
For reaching above-mentioned purpose, the utility model has adopted following technical scheme:
A kind of electric drive speed change bridge comprises input shaft, tween drive shaft, input shaft driving gear, tween drive shaft ring gear, layshaft drive gear and diff; Be installed in input shaft driving gear and the tween drive shaft ring gear engagement that is installed on the tween drive shaft on the input shaft, the gear ring that is installed in layshaft drive gear and diff on the tween drive shaft meshes.
Further, said input shaft driving gear, tween drive shaft ring gear, layshaft drive gear and gear ring are high speed gear, and overlap ratio is greater than 4, and the accuracy of gear reaches 10 grade standards of U.S. AGMA.
Further, said input shaft input speed is 14000rpm, and input torque is 220Nm.
Further, said diff is open type diff or limited slip differential.
Further, also comprise the Parking ratchet of ePark electronics parking system, said Parking ratchet is installed on the input shaft.
Further, the width between centers between the output shaft of said input shaft and diff is 200mm.
Further, odograph gear rotating speed output unit on differential casing, also is equipped with.
The invention also discloses a kind of electric/hybrid automobile, comprise above-mentioned electric drive speed change bridge.
Further, said electric drive speed change bridge is-10 °～-90 ° with driving motor mounting arrangements angle on the chassis of car load.
Further, said electric drive speed change bridge can be applied to a driving motor left side simultaneously and puts with the right side and put on car load.
Through above-mentioned technical scheme, the utility model possesses following technique effect:
1, the gear transmission of the utility model electric drive speed change bridge adopts two pairs of high class gear pairs; Has high input torque, high input speed, high driving efficiency (peak efficiency＞97%); Advantages such as low noise, can with the automobile high-speed driving motor Perfect Matchings of the existing world and domestic volume production.
2, according to external and domestic automobile standard security rules design-calculated ePark electron steering parking system, guarantee the Parking requirement of vehicle when static, through vehicle high-speed CAN bus control Parking action, made driver's operation more flexible simultaneously, convenient.
3, the electric drive speed change bridge of the utility model is equipped with ePark electronics parking system, and input shaft and diff output shaft have relatively short width between centers, prevents to interfere with steering box and vehicle frame, is convenient to the car load driving system and installs.
4, the electric drive speed change bridge of the utility model assistive drive bridge that also can be all kinds of new-energy automobiles provides quick operated start, collection of energy and all-wheel drive function; Expand finished vehicle electronic power driven scope; Through compact and light-weight design, effectively reduce complete vehicle quality simultaneously.The Application and Development of this electric drive speed change bridge has remedied the blank that domestic electric/hybrid overall height speed reducer is used.
5, adopt the arrangement of putting exchange and multi-angle about driving motor simultaneously; Expanded the field of application of retarder, when vehicle normally moved, retarder was operated between high efficient area simultaneously; Make the energy consumption of battery further reduce, greatly increased the continuation of the journey mileage of battery pack.
6, the electric drive speed change bridge of the utility model has satisfied the customer to the performance of electric/hybrid automobile, the high request of secure context, makes the driver enjoy the driving enjoyment of green energy resource more.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the structural representation sketch of the utility model electric drive speed change bridge;
Fig. 2 is the structural representation of the utility model electric drive speed change bridge.
The specific embodiment
Describe below in conjunction with the preferred embodiment of accompanying drawing, should be appreciated that preferred embodiment described herein only is used for explanation and explains the utility model, and be not used in qualification the utility model the utility model.
Like Fig. 1, shown in 2, a kind of electric drive speed change bridge of the utility model mainly comprises input shaft 1, tween drive shaft 2, diff 3, input shaft driving gear 4, tween drive shaft ring gear 6, layshaft drive gear 7.Be installed in input shaft driving gear 4 and tween drive shaft ring gear 6 engagements that are installed on the tween drive shaft 2 on the input shaft 1, be installed in diff gear ring 8 engagements of layshaft drive gear 7 and diff 3 on the tween drive shaft 2.Wherein diff 3 is open type diff or limited slip differential.
The electric drive speed change bridge of the utility model, its gear transmission are two pairs of high class gear pairs, and used gear adopts the high speed gear design of rich lattice Warner, and overlap ratio can effectively strengthen the gear bearing load greater than 4, and reduces the gear tooth mesh impact.Gear heat treatment all adopts special process to manufacture, and uses gear-grinding process, and the accuracy of gear can reach 10 grade standards of U.S. AGMA.Input shaft 1 input speed is 14000rpm, and input torque is 220Nm.
Based on rich lattice Warner electric drive speed change bridge principle of design; Guaranteeing under the minimum geometric space situation that allows to turn round of internal mechanism; The utility model electric drive speed change bridge adopts Parking ratchet 5 is installed on the input shaft 1; And, obtaining compact assembly arrangement through preferred arrangement, input shaft 1 and diff output shaft 9, the width between centers between 10 are merely 200mm.
According to the U.S., Europe and domestic battery-driven car associated safety laws and regulations requirement, the utility model electric drive speed change bridge is provided with ePark electron steering parking system especially simultaneously, and this parking system adopts the ripe design in rich lattice Warner; Transmit swap data through the car load high-speed CAN bus; Response time makes things convenient for chaufeur to implement Parking action, the ad hoc error-disable function of controller simultaneously at any time less than 350ms; When chaufeur need carry out Parking; Need the speed of a motor vehicle of vehicle must be, otherwise will not respond, prevent chaufeur misoperation and causing danger when the vehicle high speed less than 5km/h.
In order to adapt to the designing requirement of domestic vehicle, the utility model electric drive speed change bridge is equipped with the output of odograph gear rotating speed simultaneously, makes things convenient for vehicle to carry out mileage meter and facia board coupling.
The invention also discloses a kind of electric/hybrid automobile, comprise above-mentioned electric drive speed change bridge.
Said electric drive speed change bridge is-10 °～-90 ° with the mounting arrangements angle of driving motor on the car load chassis.
Said electric drive speed change bridge can be applied to a driving motor left side simultaneously and put with the right side and put on car load.
What should explain at last is: the above is merely the preferred embodiment of the utility model; Be not limited to the utility model; Although the utility model has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technical scheme that previous embodiment is put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. an electric drive speed change bridge is characterized in that, comprises input shaft, tween drive shaft, input shaft driving gear, tween drive shaft ring gear, layshaft drive gear and diff; Be installed in input shaft driving gear and the tween drive shaft ring gear engagement that is installed on the tween drive shaft on the input shaft, the gear ring that is installed in layshaft drive gear and diff on the tween drive shaft meshes.
2. electric drive speed change bridge according to claim 1 is characterized in that said input shaft driving gear, tween drive shaft ring gear, layshaft drive gear and gear ring are high speed gear, and overlap ratio is greater than 4, and the accuracy of gear reaches 10 grade standards of U.S. AGMA.
3. electric drive speed change bridge according to claim 2 is characterized in that said input shaft input speed is 14000rpm, and input torque is 220Nm.
4. electric drive speed change bridge according to claim 1 is characterized in that said diff is open type diff or limited slip differential.
5. according to each described electric drive speed change bridge of claim 1-4, it is characterized in that also comprise the Parking ratchet of ePa r k electronics parking system, said Parking ratchet is installed on the input shaft.
6. electric drive speed change bridge according to claim 5 is characterized in that the width between centers between the output shaft of said input shaft and diff is 200mm.
7. electric drive speed change bridge according to claim 5 is characterized in that, on differential casing, also is equipped with odograph gear rotating speed output unit.
8. an electric/hybrid automobile is characterized in that, comprises each described electric drive speed change bridge of claim 1-7.
9. electric/hybrid automobile according to claim 8 is characterized in that, said electric drive speed change bridge is-10 °～-90 ° with driving motor mounting arrangements angle on the chassis of car load.
10. according to Claim 8 or 9 described electric/hybrid automobiles, it is characterized in that said electric drive speed change bridge can be applied to a driving motor left side simultaneously and put with the right side and put on car load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203942444U CN202242979U (en) | 2011-10-17 | 2011-10-17 | Electron-driven speed changing bridge and motor-driven/hybrid electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203942444U CN202242979U (en) | 2011-10-17 | 2011-10-17 | Electron-driven speed changing bridge and motor-driven/hybrid electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202242979U true CN202242979U (en) | 2012-05-30 |
Family
ID=46104268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203942444U Expired - Fee Related CN202242979U (en) | 2011-10-17 | 2011-10-17 | Electron-driven speed changing bridge and motor-driven/hybrid electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202242979U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595467A (en) * | 2015-01-08 | 2015-05-06 | 无锡市神力齿轮冷挤有限公司 | Strong load reducer for pure electric vehicle |
| CN105329098A (en) * | 2015-10-30 | 2016-02-17 | 简式国际汽车设计（北京）有限公司 | Speed reducer |
| CN111791719A (en) * | 2020-07-09 | 2020-10-20 | 中国第一汽车股份有限公司 | P-gear parking control method for vehicle, electronic equipment and storage medium |
-
2011
- 2011-10-17 CN CN2011203942444U patent/CN202242979U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595467A (en) * | 2015-01-08 | 2015-05-06 | 无锡市神力齿轮冷挤有限公司 | Strong load reducer for pure electric vehicle |
| CN105329098A (en) * | 2015-10-30 | 2016-02-17 | 简式国际汽车设计（北京）有限公司 | Speed reducer |
| CN111791719A (en) * | 2020-07-09 | 2020-10-20 | 中国第一汽车股份有限公司 | P-gear parking control method for vehicle, electronic equipment and storage medium |
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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: 20120530 Termination date: 20161017 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |