CN203600969U - Arrangement structure of pure electric vehicle power transmission system - Google Patents
Arrangement structure of pure electric vehicle power transmission system Download PDFInfo
- Publication number
- CN203600969U CN203600969U CN201320722830.6U CN201320722830U CN203600969U CN 203600969 U CN203600969 U CN 203600969U CN 201320722830 U CN201320722830 U CN 201320722830U CN 203600969 U CN203600969 U CN 203600969U
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- drive motor
- pure electric
- vehicle body
- arrangement structure
- machine controller
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Abstract
The utility model provides an arrangement structure of a pure electric vehicle power transmission system. The arrangement structure is characterized in that a driving motor is connected with a speed changer or a speed reducer, the driving motor is fixedly connected with a left girder and a right girder through suspensions, the speed changer or the speed reducer are fixedly connected to the left girder and the right girder through vehicle body beams, the back end of the speed changer or the back end of the speed reducer is connected with a drive axle through a transmission shaft, the two ends of the drive axle are fixedly connected to the back portion of the left girder and the back portion of the right girder, a motor controller is arranged below a seat frame, the high-voltage power line port of the motor controller is close to the high-voltage power line port of the driving motor, the high-voltage power line port of the motor controller is connected with the high-voltage power line port of the driving motor through a high-voltage wiring harness, a cooling system is shared by the motor controller and the driving motor, and the motor controller and the driving motor are connected with the cooling system through cooling pipelines. Good whole axle load distribution can be guaranteed through the driving form of a middle-engine rear-drive, a transmission structure is simple and is developed easily and quickly, speed changers in different structures and shapes can be arranged fast, and the arrangement has high compatibility for configuring different structures.
Description
Technical field
The utility model relates to a kind of car assembling field, particularly relates to the arrangement structure of a kind of pure electric automobile power drive system.
Background technology
The main parts size of the power drive system of pure electric automobile is drive motor, change-speed box, electric machine controller, transmission shaft, drive axle and cooling system etc.Drive motor and electric machine controller belong to high-tension current parts, connect three-phase high-voltage between the two, therefore it are had to the short requirement of trying one's best of certain waterproof, heat radiation and high-voltage wiring harness.The power system arrangement of existing pure electric automobile is generally preposition forerunner or two kinds of modes of rearmounted rear-guard, these two kinds of arrangements generally adopt the power system of motor and single reduction gear, type selecting and designing requirement to retarder are higher, strengthen to a certain extent the exploitation and composition cost of part.Preposition forerunner is higher to automobile body fore-cabin space requirement, is unfavorable for the layout of polymorphic type change-speed box.The arrangement form of rearmounted rear-guard is unfavorable for that car load axle load distributes, is unfavorable for simultaneously the layout of high-voltage wiring harness and cooling system.
Utility model content
The utility model completes in order to solve deficiency of the prior art, the purpose of this utility model is to provide the arrangement structure of a kind of pure electric automobile power drive system, can realize the reasonably optimizing of pure electric vehicle power system related components arranges, and meet certain placement technique requirement, adopt the drive form of mid-rear-guard can guarantee that good car load axle load distributes, drive mechanism is simple simultaneously, be easy to fast Development, can arrange fast the change-speed box of different structure shape, to different structure, configuration has high degree of compatibility simultaneously.
The technical solution of the utility model is:
An arrangement structure with power drive system for pure electric automobile, described pure electric automobile comprises the vehicle body crossbeam that is positioned at the left and right crossbeam of vehicle body both sides and is connected described left and right crossbeam in the middle part of described vehicle body; The chassis of described pure electric automobile comprises front deck, middle deck and rear deck after by forward direction; It is characterized in that:
Drive motor is connected with change-speed box or retarder, and is arranged in described middle deck; Described drive motor is fixedly connected with described left and right crossbeam by suspending; Described change-speed box or retarder are fastened on described left and right crossbeam by described vehicle body crossbeam;
The rear end of described change-speed box or retarder links together by transmission shaft and drive axle; Described drive axle is positioned at described rear deck, and its two ends are fixedly connected with the rear portion of described left and right crossbeam;
Electric machine controller is arranged under seat frame, and the high tension cord interface of described electric machine controller is near described drive motor high tension cord interface, and connects by high-voltage wiring harness;
Described electric machine controller and described drive motor share cooling system; Described cooling system is arranged in described front deck; Described electric machine controller is connected with described cooling system by cooling line with drive motor.
The technical solution of the utility model can also be:
The high tension cord interface of described drive motor upwards.
Described body bottom has vehicle body protection sheet metal.
The arrangement structure of power drive system for pure electric automobile of the present utility model, drive motor and change-speed box or retarder are adopted to mid-rear-guard pattern, Power system Module space under car load seat frame is larger, the drive motor and change-speed box or the retarder that are easy to arrange small volume are easy to arrange drive motor and the change-speed box of different model type simultaneously; Cooling system is arranged in front deck, and cooling line connects electric machine controller and drive motor through chassis.Electric machine controller is arranged under seat frame, and high tension cord interface plays waterproof action, simultaneously nearer apart from drive motor, conveniently connects high-voltage wiring harness and cooling line, and has greatly shortened the length of high-voltage wiring harness.
Accompanying drawing explanation
Fig. 1 is the elevational schematic view of pure electric automobile of the present utility model with the arrangement structure with power drive system.
Fig. 2 is the schematic top plan view of pure electric automobile of the present utility model with the arrangement structure with power drive system.
Description of reference numerals
The suspend high tension cord interface of high tension cord interface 13-electric machine controller of the left and right crossbeam 10-of 6-electric machine controller 7-cooling line 8-radiator 9-vehicle body crossbeam 11-expansion kettle 12-drive motor of 1-drive motor 2-change-speed box or retarder 3-transmission shaft 4-drive axle 5-
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The arrangement structure with power drive system for of the present utility model a kind of pure electric automobile as shown in Figure 1-2, pure electric automobile comprises the vehicle body crossbeam 10 that is positioned at the left and right crossbeam 9 of vehicle body both sides and is connected left and right crossbeam in the middle part of vehicle body; The chassis of pure electric automobile comprises front deck, middle deck and rear deck after by forward direction.Drive motor 1 is connected with change-speed box or retarder 2, and is arranged in middle deck, and middle deck is piggyback pod; Drive motor 5 is fixedly connected with left and right crossbeam by suspending.Change-speed box or retarder are fastened on left and right crossbeam by vehicle body crossbeam.The rear end of change-speed box or retarder links together by transmission shaft 3 and drive axle 4, realizes car load and drives propagation function.Drive axle is positioned at rear deck, the rear portion of the fixing described left and right crossbeam in its two ends.Electric machine controller 6 is arranged under the seat frame of front deck, and the high tension cord interface 13 of electric machine controller is near the high tension cord interface 12 of drive motor, and connects by high-voltage wiring harness.Electric machine controller and drive motor share cooling system.Cooling system is arranged in described front deck, and cooling system comprises radiator 8 and cooling line 7.Electric machine controller 6 is connected with the expansion kettle 11 of radiator by cooling line 7 with drive motor 1.
Body bottom of the present utility model has vehicle body protection sheet metal, has certain dustproof and waterproof protection.
The arrangement structure of power drive system for pure electric automobile of the present utility model, has realized the layout of pure electric vehicle power system related components, and has met certain placement technique requirement.Drive motor and change-speed box or retarder are adopted to mid-rear-guard pattern, Power system Module space under car load seat frame is larger, be easy to arrange drive motor and the retarder of small volume, be easy to arrange drive motor and the change-speed box of different model type simultaneously, meet the arrangement requirement of different dynamic system configuration; The driving pattern of mid-rear-guard can guarantee that good car load axle load distributes, and drive mechanism is simple simultaneously, is easy to fast Development.Can arrange fast the change-speed box of different structure shape, to different structure, configuration has high degree of compatibility simultaneously.
Electric machine controller and drive motor share cooling system, have simplified the layout of cooling system, and cooling system is arranged in front deck, cooling line connects electric machine controller and drive motor through chassis, increase radiating effect and the structure design of having simplified cooling line, simple in structure, be easy to connection.
Electric machine controller of the present utility model is arranged under seat frame, can raise seat and carry out wire harness connection, and check.Electric machine controller is nearer apart from drive motor simultaneously, the high tension cord interface of drive motor is upwards arranged, ground Clearance is high, avoid being easy to paddle in driving process, make high-pressure section can reach preferably waterproof effect, meet dustproof and waterproof requirement, convenient high-voltage wiring harness and the cooling line of connecting, and greatly shortened the length of high-voltage wiring harness, and reduce the cost of high-voltage wiring harness, optimize the assembly technology of parts.Whole arrangement structure is simple, is easy to the quick assembling of manufacturing line.
The change-speed box of different structure and retarder can be realized quick layout and assembling by the change form of suspending.Save the development time of pure electric automobile.
Above-mentionedly only several specific embodiments in the utility model are illustrated; but can not serve as protection domain of the present utility model; every equivalence of having done according to the design spirit in the utility model changes or modifies, and all should think and fall into protection domain of the present utility model.
Claims (3)
1. the arrangement structure with power drive system for pure electric automobile, described pure electric automobile comprises the vehicle body crossbeam that is positioned at the left and right crossbeam of vehicle body both sides and is connected described left and right crossbeam in the middle part of described vehicle body; The chassis of described pure electric automobile comprises front deck, middle deck and rear deck after by forward direction; It is characterized in that:
Drive motor is connected with change-speed box or retarder, and is arranged in described middle deck; Described drive motor is fixedly connected with described left and right crossbeam by suspending; Described change-speed box or retarder are fastened on described left and right crossbeam by described vehicle body crossbeam;
The rear end of described change-speed box or retarder links together by transmission shaft and drive axle; Described drive axle is positioned at described rear deck, and its two ends are fixedly connected with the rear portion of described left and right crossbeam;
Electric machine controller is arranged under seat frame, and the high tension cord interface of described electric machine controller is near described drive motor high tension cord interface, and connects by high-voltage wiring harness;
Described electric machine controller and described drive motor share cooling system; Described cooling system is arranged in described front deck; Described electric machine controller is connected with described cooling system by cooling line with drive motor.
2. the arrangement structure of power drive system for a kind of pure electric automobile according to claim 1, is characterized in that: the high tension cord interface of described drive motor upwards.
3. the arrangement structure of power drive system for a kind of pure electric automobile according to claim 2, is characterized in that: described body bottom has vehicle body protection sheet metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320722830.6U CN203600969U (en) | 2013-11-15 | 2013-11-15 | Arrangement structure of pure electric vehicle power transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320722830.6U CN203600969U (en) | 2013-11-15 | 2013-11-15 | Arrangement structure of pure electric vehicle power transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203600969U true CN203600969U (en) | 2014-05-21 |
Family
ID=50713665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320722830.6U Expired - Fee Related CN203600969U (en) | 2013-11-15 | 2013-11-15 | Arrangement structure of pure electric vehicle power transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203600969U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774694A (en) * | 2016-03-07 | 2016-07-20 | 江西玖发新能源汽车有限公司 | Electric automobile with front-load motor controller |
| CN107696839A (en) * | 2017-09-01 | 2018-02-16 | 安徽诺电动科技有限公司 | A kind of transmission system of electric car |
| CN109050227A (en) * | 2018-08-01 | 2018-12-21 | 北京新能源汽车股份有限公司 | Suspension assembly for vehicle |
-
2013
- 2013-11-15 CN CN201320722830.6U patent/CN203600969U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774694A (en) * | 2016-03-07 | 2016-07-20 | 江西玖发新能源汽车有限公司 | Electric automobile with front-load motor controller |
| CN105774694B (en) * | 2016-03-07 | 2018-03-16 | 江西玖发新能源汽车有限公司 | A kind of electric automobile of forward type electric machine controller |
| CN107696839A (en) * | 2017-09-01 | 2018-02-16 | 安徽诺电动科技有限公司 | A kind of transmission system of electric car |
| CN109050227A (en) * | 2018-08-01 | 2018-12-21 | 北京新能源汽车股份有限公司 | Suspension assembly for 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: 20140521 Termination date: 20191115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |