CN202480779U - Front drive dead axle assembly of electric automobile - Google Patents
Front drive dead axle assembly of electric automobile Download PDFInfo
- Publication number
- CN202480779U CN202480779U CN2012200649371U CN201220064937U CN202480779U CN 202480779 U CN202480779 U CN 202480779U CN 2012200649371 U CN2012200649371 U CN 2012200649371U CN 201220064937 U CN201220064937 U CN 201220064937U CN 202480779 U CN202480779 U CN 202480779U
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- Prior art keywords
- assembly
- bearing
- bridge tube
- gear
- drive axle
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Abstract
The utility model discloses a front drive dead axle assembly of an electric automobile. The assembly comprises a gear box assembly, axle pipe assemblies and a wheel hub assembly and is characterized in that an axle assembly is respectively connected at two sides of the gear box assembly, the other ends of the axle pipe assemblies are connected with a steering support, the upper end the lower end of the steering support are connected with a steering knuckle case assembly through a kingpin, an axle shaft gear of the gear box assembly is connected with a cardan joint assembly which is located in the steering knuckle case assembly, and the other end of the cardan joint assembly is connected with the wheel hub assembly. Compared with the prior art, according to a dead structure, the problems that the rigidity is poor, the strength is low and the cost of an independent suspension is high in front wheel driving or four-wheel driving of the electric automobile are solved, and the assembly can be applied widely to front wheel driving or four-wheel driving electric automobiles.
Description
Technical field
The utility model relates to a kind of non-disconnected electronlmobil front driving axle assembly.
Background technology
Front driving axle finds broad application on car, and on the world market, f-w-d is occupied absolute main flow at present.The front driving axle of car is a breakaway-element, and the utility model then is an integral type front driving axle assembly.
Along with the continuous development of electric actuation techniques, it is practical that pure electric vehicle progressively moves towards, and the advantage that pure electricity drives tool is the short distance slow-moving vehicle: comprise vehicles such as public transport, municipal administration, city logistics.And the common ground of these short distance slow-moving vehicles be exactly need be as far as possible little ground Clearance, be convenient to the unloading and the occupant about.Compare with internal-combustion engine vehicle, remove parts such as change speed gear box, because motor volume is less relatively, can directly be connected on the front driving axle, thereby can designs the ground Clearance of vehicle lowlyer again, satisfy operating needs better.
Summary of the invention
For overcoming the deficiency of prior art, the utility model provides a kind of non-disconnected electronlmobil front driving axle assembly, solves the electronlmobil back-wheel drive and changes the difficult problem of f-w-d into, thereby reduced the ground Clearance, has made things convenient for other Design of device.
For solving the problems of the technologies described above, the utility model is through following technology.
A kind of non-disconnected electronlmobil front driving axle assembly; Comprise gearbox assembly, bridge tube assembly, Hub assembly; Said gearbox assembly both sides respectively are connected with a bridge tube assembly, and the connection of the bridge tube assembly other end turns to bearing, turn to bearing to connect the steering swivel housing assy through steering yoke bolt in two ends up and down; The axle side gear of gearbox assembly connects the universal joint assembly that is positioned at the steering swivel housing assy, and the universal joint assembly other end connects Hub assembly.
Above-mentioned drive axle assembly, said universal joint assembly are twin CV joint assembly; Gear in the said gearbox assembly is the cylindrical screw engaging gear, and said gear case reduction ratio is 12.31.
Above-mentioned drive axle assembly, said bridge tube assembly and gearbox assembly bonded assembly one end welding flange, the bridge tube assembly is connected with the gearbox assembly flange, and the other end of bridge tube assembly welds with turning to bearing; Universal joint assembly two outer end are provided with bearing and the oil sealing that prevents that gear oil from leaking.
Above-mentioned drive axle assembly, the outer semiaxis of universal joint assembly is provided with the nut locking device that prevents the semiaxis end float misalignment.
Above-mentioned drive axle assembly, the stub cylindrical place of said steering yoke bolt assembly is equipped with tapered roller bearing, is provided with the bearing cap shim that is used to adjust torque between steering yoke bolt and the steering swivel housing assy.
The beneficial effect of the utility model shows:
The utility model is made up of Hub assembly, steering yoke bolt assembly, twin CV joint assembly, bridge tube assembly, gearbox assembly, steering swivel housing assy etc.; Left and right sides bridge tube assembly is connected in the steering swivel housing assy with gearbox assembly, makes vehicle bridge bear the load of automobile; Twin CV joint assembly through with gear case in axle side gear be connected, give Hub assembly with transmission of power, wheel advanced or fall back; The steering swivel shell passes through being connected of steering yoke bolt with turning to bearing, makes steering swivel housing assy left-right rotation through steering track rod, turns to thereby wheel is changed.
Said gear case is the cylindrical screw gear mesh, and the invoice serration cover of motor is connected speed ratio 12.31 with the castellated shaft of first order gear output; Axle load 12000N; Input torque 110N.m, gear case is provided with differential assembly, satisfies to turn to and the needs of motor top load.
Said left and right sides bridge tube one end welding flange, the other end welds with turning to bearing, and the flange end is fastening in gear case with bolt, and is fastening convenient, fast, is convenient to maintenance.
Said twin CV joint assembly inner shaft spline is connected with the gear case axle side gear; Universal-joint adopts the twin CV joint; Universal-joint two outer end are provided with bearing and oil sealing, can prevent that gear oil from leaking; The outer semiaxis of twin CV joint assembly is provided with nut locking device, can prevent the semiaxis end float misalignment.
Said steering yoke bolt assembly is that two tapered roller bearings are assemblied on the cylindrical of stub about having, and the torque of its steering swivel housing assy obtains through the adjustment bearing cap shim.
This shows that the utility model gear case is connected in knuckle assembly with bridge tube; And the torque of employing twin CV joint assembly transferring power, the load-carrying capacity of raising vehicle bridge; Guarantee transmitting torque and the function that turns to, make automobile at the maximum propulsive effort of the road surface of complicacy performance.
Description of drawings
In order to be illustrated more clearly in the application embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment that put down in writing among the application, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings;
Fig. 1: the front view that is the utility model;
Fig. 2: steering yoke bolt assembly detail drawing;
Wherein Hub assembly 1, steering yoke bolt assembly 2, universal joint assembly 3, bridge tube assembly 4, gearbox assembly 5, motor 6, tie rod assembly 7, steering swivel housing assy 8, brake assembly 9, steering yoke bolt 2.1, bearing cap shim 2.2, steering bearing 2.3, turn to bearing 8.1, jam nut 3.1.
The specific embodiment:
In order to make those skilled in the art person understand the technical scheme among the application better; To combine the accompanying drawing among the application embodiment below; Technical scheme among the application embodiment is carried out clear, intactly description; Obviously, described embodiment only is the application's part embodiment, rather than whole embodiment.Based on the embodiment among the application, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all should belong to the scope of the application's protection
The structure of the utility model is like Fig. 1, shown in 2; Comprise gearbox assembly 5, bridge tube assembly 4, Hub assembly 1; Said gearbox assembly 5 both sides are connected with the left and right bridge tube assembly 4 of solid drawn pipe material respectively through flange plate bolt, the welding of bridge tube assembly 4 other ends turns to bearing 8.1, turn to bearing to pass through steering yoke bolt assembly 2 and be connected steering swivel housing assy 8 in two ends about in the of 8.1; That is to say; Bridge tube assembly 4 links into an integrated entity gearbox assembly 5 and steering swivel housing assy 8, the weight of whole automobile is supported by bridge tube assembly 4, thereby make automobile loading safe operation.
Universal joint assembly 3 through with gearbox assembly 5 in axle side gear be connected, the power of motor 6 through gear mesh, is passed to the semiaxis of universal joint assembly 3, pass to Hub assembly 1 through universal joint assembly 3 semiaxis again, thereby realize that wheel advances or reverse motion; Said universal joint assembly 3 adopts twin CV joint assembly.
Steering swivel housing assy 8 is connected through steering yoke bolt assembly 2 with turning to bearing 8.1, makes the swing of steering swivel housing assy 8 left and right directions through steering track rod assembly 7, thereby realizes making automobile to change handling maneuver.
Be provided with differential assembly in the said gearbox assembly 5, inner gear of the gear box is the cylindrical screw engaging gear.The invoice serration cover of motor 6 is connected with the castellated shaft of first order gear output, and reduction ratio is 12.31, and technical parameter reaches axle load 12000N, input torque 110N.m.
Through track arm and tie rod assembly 7, make the swing of steering swivel housing assy 8 left and right directions; Turning to being connected of bearing 8.1 and steering swivel shell 8, is will turn to bearing 8.1 and steering swivel shell 8 to link together by steering bearing 2.3 and steering yoke bolt 2.1, and the size of steering swivel shell 8 rotating torques is realized by bearing cap shim 2.2 adjustment.
3 liang of outer end of universal joint assembly are provided with bearing and oil sealing, prevent that gear oil from leaking; Universal joint assembly 3 outer semiaxis are provided with jam nut 3.1, prevent the semiaxis end float misalignment.
The utility model front driving axle assembly adopts non-disconnected version; Solve electronlmobil f-w-d in the prior art or the four wheel drive rigidity is relatively poor, intensity is low, the independent suspension cost is high problem effectively, can be widely used in the electronlmobil of light-duty f-w-d or four wheel drive.
The above only is the application's a preferred implementation, makes those skilled in the art can understand or realize the application.Multiple modification to these embodiment will be conspicuous to one skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the application or scope in other embodiments among this paper.Therefore, the application will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (8)
1. non-disconnected electronlmobil front driving axle assembly; Comprise gearbox assembly, bridge tube assembly, Hub assembly; It is characterized in that; Said gearbox assembly both sides respectively are connected with a bridge tube assembly, and the connection of the bridge tube assembly other end turns to bearing, turn to bearing to connect the steering swivel housing assy through steering yoke bolt in two ends up and down; The axle side gear of gearbox assembly connects the universal joint assembly that is positioned at the steering swivel housing assy, and the universal joint assembly other end connects Hub assembly.
2. drive axle assembly according to claim 1 is characterized in that: said universal joint assembly is a twin CV joint assembly.
3. drive axle assembly according to claim 1 is characterized in that: the gear in the said gearbox assembly is the cylindrical screw engaging gear.
4. according to claim 1 or 3 described drive axle assemblies, it is characterized in that: said gear case reduction ratio is 12.31.
5. according to claim 1 or 3 described drive axle assemblies, it is characterized in that: said bridge tube assembly and gearbox assembly bonded assembly one end welding flange, the bridge tube assembly is connected with the gearbox assembly flange, and the other end of bridge tube assembly welds with turning to bearing.
6. drive axle assembly according to claim 1 and 2 is characterized in that: universal joint assembly two outer end are provided with bearing and the oil sealing that prevents that gear oil from leaking.
7. drive axle assembly according to claim 1 and 2 is characterized in that: the outer semiaxis of universal joint assembly is provided with the nut locking device that prevents the semiaxis end float misalignment.
8. drive axle assembly according to claim 1 is characterized in that: the stub cylindrical place of said steering yoke bolt assembly is equipped with tapered roller bearing, is provided with the bearing cap shim that is used to adjust torque between steering yoke bolt and the steering swivel housing assy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200649371U CN202480779U (en) | 2012-02-27 | 2012-02-27 | Front drive dead axle assembly of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200649371U CN202480779U (en) | 2012-02-27 | 2012-02-27 | Front drive dead axle assembly of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202480779U true CN202480779U (en) | 2012-10-10 |
Family
ID=46955235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200649371U Expired - Lifetime CN202480779U (en) | 2012-02-27 | 2012-02-27 | Front drive dead axle assembly of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202480779U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365484A (en) * | 2015-10-29 | 2016-03-02 | 海宁市恺能汽配有限公司 | Agricultural vehicle steering arm reinforced front axle |
| CN105383221A (en) * | 2015-11-30 | 2016-03-09 | 北京新能源汽车股份有限公司 | Dependent suspension drive axle structure used for automobiles and electromobile provided with dependent suspension drive axle structure |
| USD821930S1 (en) | 2016-06-06 | 2018-07-03 | Axletech International Ip Holdings, Llc | Gearbox assembly for an axle |
| US11247556B2 (en) | 2015-12-17 | 2022-02-15 | Allison Transmission, Inc. | Axle assembly for a vehicle |
-
2012
- 2012-02-27 CN CN2012200649371U patent/CN202480779U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365484A (en) * | 2015-10-29 | 2016-03-02 | 海宁市恺能汽配有限公司 | Agricultural vehicle steering arm reinforced front axle |
| CN105383221A (en) * | 2015-11-30 | 2016-03-09 | 北京新能源汽车股份有限公司 | Dependent suspension drive axle structure used for automobiles and electromobile provided with dependent suspension drive axle structure |
| US11247556B2 (en) | 2015-12-17 | 2022-02-15 | Allison Transmission, Inc. | Axle assembly for a vehicle |
| US11951828B2 (en) | 2015-12-17 | 2024-04-09 | Allison Transmission, Inc. | Axle assembly for a vehicle |
| USD821930S1 (en) | 2016-06-06 | 2018-07-03 | Axletech International Ip Holdings, Llc | Gearbox assembly for an axle |
| USD869348S1 (en) | 2016-06-06 | 2019-12-10 | Allison Transmission, Inc. | Gearbox assembly for an axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
|
| CX01 | Expiry of patent term |