CN204452414U - A kind of electric automobile drive axle with electromagnetic power-off brake and electronlmobil - Google Patents
A kind of electric automobile drive axle with electromagnetic power-off brake and electronlmobil Download PDFInfo
- Publication number
- CN204452414U CN204452414U CN201520066809.4U CN201520066809U CN204452414U CN 204452414 U CN204452414 U CN 204452414U CN 201520066809 U CN201520066809 U CN 201520066809U CN 204452414 U CN204452414 U CN 204452414U
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- brake
- electromagnetic power
- assembly
- housing
- retarder
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Abstract
The utility model discloses a kind of electric automobile drive axle with electromagnetic power-off brake, comprise: electromagnetic power-off brake, retarder, half axle assembly, rear axle housing assembly, brake assembly, first gear wheel shaft one end of described retarder is connected with motor, the other end is connected with electromagnetic power-off brake, the bottom bilateral symmetry of the reducer gear pair of described retarder arranges half axle assembly, described half axle assembly outer end is connected with brake assembly, and described half axle assembly outer cover establishes rear axle housing assembly; The invention also discloses a kind of electronlmobil, the utility model can improve the safety in vehicle parking and driving process, have rational in infrastructure, weight is slim and graceful, use safety, product life is long, easy to assembly, maintain and replace is convenient, and noise is little, external form compact, the feature such as elegant in appearance, achieve electromagnetic braking, deceleration, differential simultaneously, advance and the function such as to fall back in operation controls.
Description
Technical field
The utility model belongs to electric automobile drive axle technical field, is specifically related to a kind of electric automobile drive axle with electromagnetic power-off brake and electronlmobil.
Background technology
Current electromagnetic braking has been widely used in industry and the occasions such as lifting, transport, building, lathe, but not yet apply in electronlmobil industry, traditional electric automobile drive axle still continues to use old-fashioned mechanical braking mode, braking effect often occurs poor, the shortcomings such as brake is unstable.
Utility model content
For solving the technical matters of existing existence, the utility model embodiment provides a kind of electric automobile drive axle with electromagnetic power-off brake and electronlmobil, the safety in utilization of electronlmobil can be improved, the auxiliary braking or brake completely when mechanical braking sytem occurs unstable and malfunctioning, guarantees vehicle safety.
For achieving the above object, the technical scheme of the utility model embodiment is achieved in that
The utility model embodiment provides a kind of electric automobile drive axle with electromagnetic power-off brake, this electric automobile drive axle comprises: electromagnetic power-off brake, retarder, half axle assembly, rear axle housing assembly, brake assembly, first gear wheel shaft one end of described retarder is connected with motor, the other end is connected with electromagnetic power-off brake, the bottom bilateral symmetry of the reducer gear pair of described retarder arranges half axle assembly, described half axle assembly outer end is connected with brake assembly, and described half axle assembly outer cover establishes rear axle housing assembly.
In such scheme, described electromagnetic power-off brake comprises yoke, armature, friction disc, friction lining, end cap, described yoke and end cap connect and compose housing, the side of described yoke arranges armature, resilient pin is equipped with between described yoke and armature, the central interior of described yoke is provided with adjusting bolt, described adjusting bolt one end is connected with the side of armature, the other end extends to yoke outside, described yoke is provided with circular depressed, coil is provided with in described circular depressed, the opposite side of described armature is connected with friction disc by shaft block ring, described friction disc side is provided with friction lining, described friction disc center is provided with flat key, the other end of described first gear wheel shaft is connected with flat key, the center of described shaft block ring is provided with spline housing.
In such scheme, be connected by magnet stopper terminal pad and magnet stopper tie bolt between the end cap of described electromagnetic power-off brake and the housing of retarder.
In such scheme, in the part that described adjusting bolt extends to yoke outside, cover is provided with manual releasing handle, is provided with steel ball between described manual releasing handle and yoke.
In such scheme, be also connected by magnet stopper terminal pad bolt between the housing of described retarder and the end cap of electromagnetic power-off brake, be connected by motor terminal pad bolt between the housing of described retarder and the housing of motor.
In such scheme, be also connected by motor terminal pad, motor tie bolt between the housing of described retarder and the housing of motor.
The utility model embodiment also provides a kind of electronlmobil, comprises the electric automobile drive axle of the band electromagnetic power-off brake described in such scheme.
Compared with prior art, the beneficial effects of the utility model:
The utility model provides a kind of electric automobile drive axle with electromagnetic power-off brake, this electric automobile drive axle comprises: electromagnetic power-off brake, retarder, half axle assembly, rear axle housing assembly, brake assembly, first gear wheel shaft one end of described retarder is connected with motor, the other end is connected with electromagnetic power-off brake, the bottom bilateral symmetry of the reducer gear pair of described retarder arranges half axle assembly, described half axle assembly outer end is connected with brake assembly, and described half axle assembly outer cover establishes rear axle housing assembly; By electromagnetic power-off brake of the present utility model, on the basis of traditional mechanical braking sytem, add electromagnetic brake system, improve the safety in vehicle parking and driving process, have rational in infrastructure, weight is slim and graceful, use safety, product life is long, easy to assembly, maintain and replace is convenient, and noise is little, external form compact, the feature such as elegant in appearance, achieve electromagnetic braking, deceleration, differential simultaneously, advance and the function such as to fall back in operation controls.
Accompanying drawing explanation
The structural representation of a kind of electric automobile drive axle with magnet stopper that Fig. 1 provides for the utility model;
The structural representation of the electromagnetic power-off brake of a kind of electric automobile drive axle retarder with magnet stopper that Fig. 2 provides for the utility model and retarder assembling;
In figure, 1-brake assembly, 2-drg tie bolt, 3-half axle assembly, 4-axle case assy, 5-electromagnetic power-off brake, 6-magnet stopper terminal pad, 7-magnet stopper tie bolt, 8-magnet stopper terminal pad bolt, 9-axle case assy tie bolt, 10-retarder, 11-motor terminal pad bolt, 12-motor tie bolt, 13-motor terminal pad, 14 is motors, 15 is regulate pin, 16-manual releasing handle, 17-steel ball, 18-yoke, 19-coil, 20-spring, 21-resilient pin, 22-armature, 23-shaft block ring, 24-spline housing, 25-flat key, 26-friction disc, 27-friction lining, 28-end cap, 29-first gear wheel shaft, 30-reducer gear is secondary.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model embodiment provides a kind of electric automobile drive axle with electromagnetic power-off brake, as Fig. 1, shown in 2, this electric automobile drive axle comprises: electromagnetic power-off brake 5, retarder 10, half axle assembly 3, rear axle housing assembly 4, brake assembly 1, first gear wheel shaft 29 one end of described retarder 10 is connected with motor 14, the other end is connected with electromagnetic power-off brake 5, the bottom bilateral symmetry of the reducer gear pair 30 of described retarder 10 arranges half axle assembly 3, described half axle assembly 3 outer end is connected with brake assembly 1, the outside sheathed rear axle housing assembly 4 of described half axle assembly 3.
Described retarder 10 adopts axle case assy tie bolt 9 tight joint with axle case assy 4, brake assembly 1 and half axle assembly 3 and axle case assy 4 two ends drg tie bolt 2 tight joint.
Described retarder 10 housing adopts aluminum alloy material, realizes the lightweight requirements of drive axle.
As shown in Figure 2, described electromagnetic power-off brake 5 comprises yoke 18, armature 22, friction disc 26, friction lining 27, end cap 28, described yoke 18 connects and composes housing with end cap 28, the side of described yoke 18 arranges armature 22, resilient pin 21 is equipped with between described yoke 18 and armature 22, the central interior of described yoke 18 is provided with adjusting bolt 15, described adjusting bolt 15 one end is connected with the side of armature 22, it is outside that the other end extends to yoke 18, described yoke 18 is provided with circular depressed, coil 19 is provided with in described circular depressed, the opposite side of described armature 22 is connected with friction disc 26 by shaft block ring 23, described friction disc 26 side is provided with friction lining 27, described friction disc 26 center is provided with flat key 25, the other end of described first gear wheel shaft 29 is connected with flat key 25, first gear wheel shaft 29 one end is with keyway and jump-ring slot, described flat key 25 is connected with keyway and jump-ring slot, the center of described shaft block ring 23 is provided with spline housing 24.
Described electromagnetic power-off brake 5 is connected with retarder 10, and it is electric brake 5 that the first gear wheel shaft 29 two ends in retarder 10 are connected electromagnetism with spline joint motor 14 with flat key respectively, and form direct-connected transmission between three, driving efficiency reaches more than 96%.
When electromagnetic power-off brake 5 is energized, exciting coil 19 produces electromagnetic force in yoke 18, and absorption armature 22 is close to yoke, thus friction disc 27 is not fitted with end cap 28, and the first gear wheel shaft 29 can drive friction disc 26 to rotate freely, and does not produce braking effect; When electromagnetic power-off brake 5 power-off, exciting coil 19 does not produce electromagnetic force, armature 22 is released by spring 20, friction disc 27 and end cap 28 is fitted, produces braking force, thus the first gear wheel shaft 29 is stopped the rotation, automobile can snap catch, and like this, described electromagnetic power-off brake 5 applies in electric automobile drive axle, and becoming as a whole with drive axle, synchronous working also realizes braking function.
Be connected by magnet stopper terminal pad 6 and magnet stopper tie bolt 7 between the end cap 28 of described electromagnetic power-off brake 5 and the housing of retarder 10, like this, described magnet stopper terminal pad 6 is with electromagnetic power-off brake 5 magnet stopper bolt 7 tight joint, by flat key 25 and spline housing 24 transferring power.
In the part that described adjusting bolt 15 extends to yoke 18 outside, cover is provided with manual releasing handle 16, is provided with steel ball 17 between described manual releasing handle 16 and yoke 18.
Also be connected by magnet stopper terminal pad bolt 8 between the housing of described retarder 10 and the end cap 28 of electromagnetic power-off brake 5, be connected by motor terminal pad bolt 11 between the housing of described retarder 10 and the housing of motor 14.
Also be connected by motor terminal pad 13, motor tie bolt 12 between the housing of described retarder 10 and the housing of motor 14, like this, described motor terminal pad 13 is fastenedly connected, by spline transferring power with motor 14 electricity consumption machine bolt 12.
Described rear axle housing assembly 4 is provided with oil filling port, and before using, first hypoid gear oil from the oil filling port of rear axle housing assembly 4 annotates GL-5 85w/90 in cavity, standard is 0.8L-1.0L, then sets up oil filling port pad, tightens oil filling port plug screw.
Transmission of power implementation procedure of the present utility model is:
The spline joint of described motor 14 and the first gear wheel shaft 29, described motor 14 starts drive first gear wheel shaft 29 and rotates, first gear wheel shaft 29 makes the spline housing 24 in electromagnetic power-off brake 5 rotate by flat key 25, described spline housing 24 drives friction disc 26 to rotate by spline, armature 22 in described electromagnetic power-off brake 5 is under the effect of electromagnetic force, be adsorbed on yoke 18 end face, described friction lining 27 is thrown off with end cap 28, described first gear wheel shaft 29 freely rotates, described first gear wheel shaft 29 drives reducer gear secondary 30 to rotate, described retarder 10 drives half axle assembly 3 to rotate, automobile is advanced, when falling back, motor 14 reverses, thus drive each gear to reverse, the same when power train process and advance, be exactly that each strength of gear face is different, reverse side is become stressed from front, when electromagnetic power-off brake 5 and motor 14 power-off, described electromagnetic power-off brake 5 does not produce electromagnetic force, described spring 20 pushes away counter for armature 22, friction disc 26 and end cap 28 end face are fitted, described friction lining 27 produces braking force, again braking force is transmitted to the first gear wheel shaft 29 by spline housing 24 and flat key 25, first gear wheel shaft 29 is stopped operating, thus half axle assembly 3 stops operating, vehicle realizes snap catch.
The utility model embodiment also provides a kind of electronlmobil, comprises the electric automobile drive axle of the band electromagnetic power-off brake described in above-described embodiment.
The above; be only preferred embodiment of the present utility model; be not intended to limit protection domain of the present utility model, all do in spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. the electric automobile drive axle with electromagnetic power-off brake, it is characterized in that, this electric automobile drive axle comprises: electromagnetic power-off brake (5), retarder (10), half axle assembly (3), rear axle housing assembly (4), brake assembly (1), the first gear wheel shaft (29) one end of described retarder (10) is connected with motor (14), the other end is connected with electromagnetic power-off brake (5), the bottom bilateral symmetry of the reducer gear pair (30) of described retarder (10) arranges half axle assembly (3), described half axle assembly (3) outer end is connected with brake assembly (1), the outside sheathed rear axle housing assembly (4) of described half axle assembly (3).
2. the electric automobile drive axle of band electromagnetic power-off brake according to claim 1, it is characterized in that, described electromagnetic power-off brake (5) comprises yoke (18), armature (22), friction disc (26), friction lining (27), end cap (28), described yoke (18) and end cap (28) connect and compose housing, the side of described yoke (18) arranges armature (22), resilient pin (21) is equipped with between described yoke (18) and armature (22), the central interior of described yoke (18) is provided with adjusting bolt (15), described adjusting bolt (15) one end is connected with the side of armature (22), it is outside that the other end extends to yoke (18), (18) are provided with circular depressed to described yoke, coil (19) is provided with in described circular depressed, the opposite side of described armature (22) is connected with friction disc (26) by shaft block ring (23), described friction disc (26) side is provided with friction lining (27), described friction disc (26) center is provided with flat key (25), the other end of described first gear wheel shaft (29) is connected with flat key (25), the center of described shaft block ring (23) is provided with spline housing (24).
3. the electric automobile drive axle of band electromagnetic power-off brake according to claim 2, is characterized in that: be connected by magnet stopper terminal pad (6) and magnet stopper tie bolt (7) between the end cap (28) of described electromagnetic power-off brake (5) and the housing of retarder (10).
4. the electric automobile drive axle of the band electromagnetic power-off brake according to Claims 2 or 3, it is characterized in that: described adjusting bolt (15) extends to cover in the outside part of yoke (18) and is provided with manual releasing handle (16), is provided with steel ball (17) between described manual releasing handle (16) and yoke (18).
5. the electric automobile drive axle of band electromagnetic power-off brake according to claim 4, it is characterized in that: be also connected by magnet stopper terminal pad bolt (8) between the housing of described retarder (10) and the end cap (28) of electromagnetic power-off brake (5), be connected by motor terminal pad bolt (11) between the housing of described retarder (10) and the housing of motor (14).
6. the electric automobile drive axle of band electromagnetic power-off brake according to claim 5, is characterized in that: be also connected by motor terminal pad (13), motor tie bolt (12) between the housing of described retarder (10) and the housing of motor (14).
7. an electronlmobil, is characterized in that, comprises the electric automobile drive axle of the band electromagnetic power-off brake described in claim 1 ~ 6 any one claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520066809.4U CN204452414U (en) | 2015-01-30 | 2015-01-30 | A kind of electric automobile drive axle with electromagnetic power-off brake and electronlmobil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520066809.4U CN204452414U (en) | 2015-01-30 | 2015-01-30 | A kind of electric automobile drive axle with electromagnetic power-off brake and electronlmobil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204452414U true CN204452414U (en) | 2015-07-08 |
Family
ID=53659341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520066809.4U Expired - Fee Related CN204452414U (en) | 2015-01-30 | 2015-01-30 | A kind of electric automobile drive axle with electromagnetic power-off brake and electronlmobil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204452414U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105213120A (en) * | 2015-08-31 | 2016-01-06 | 太仓市中峰模具塑胶有限公司 | A kind of electric bicycle drive motors |
| WO2017114423A1 (en) * | 2015-12-31 | 2017-07-06 | Byd Company Limited | Electric drive axle assembly and vehicle having the electric drive axle assembly |
| WO2017114421A1 (en) * | 2015-12-31 | 2017-07-06 | Byd Company Limited | Electric drive axle assembly and vehicle having the same |
| CN108372852A (en) * | 2017-01-27 | 2018-08-07 | 丰田自动车株式会社 | Brake apparatus |
| CN110576706A (en) * | 2018-06-08 | 2019-12-17 | 郑州宇通客车股份有限公司 | Vehicle motion state control method and vehicle |
| CN111801235A (en) * | 2018-03-09 | 2020-10-20 | 丰田自动车株式会社 | Wheel axle structure |
| CN113997835A (en) * | 2021-12-13 | 2022-02-01 | 佛吉亚(无锡)座椅部件有限公司 | Locking and releasing reinforcing device and electric seat |
| CN114194038A (en) * | 2021-10-22 | 2022-03-18 | 深圳玛西尔电动车股份公司 | Storage battery arrangement and installation structure of golf course vehicle |
| CN114261276A (en) * | 2022-01-11 | 2022-04-01 | 华翼动力科技(东莞)有限公司 | Electric hub |
-
2015
- 2015-01-30 CN CN201520066809.4U patent/CN204452414U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105213120A (en) * | 2015-08-31 | 2016-01-06 | 太仓市中峰模具塑胶有限公司 | A kind of electric bicycle drive motors |
| WO2017114423A1 (en) * | 2015-12-31 | 2017-07-06 | Byd Company Limited | Electric drive axle assembly and vehicle having the electric drive axle assembly |
| WO2017114421A1 (en) * | 2015-12-31 | 2017-07-06 | Byd Company Limited | Electric drive axle assembly and vehicle having the same |
| US10655717B2 (en) * | 2015-12-31 | 2020-05-19 | Byd Company Limited | Electric drive axle assembly and vehicle having the same |
| CN108372852A (en) * | 2017-01-27 | 2018-08-07 | 丰田自动车株式会社 | Brake apparatus |
| CN111801235A (en) * | 2018-03-09 | 2020-10-20 | 丰田自动车株式会社 | Wheel axle structure |
| CN111801235B (en) * | 2018-03-09 | 2023-09-29 | 丰田自动车株式会社 | Wheel axle structure |
| CN110576706A (en) * | 2018-06-08 | 2019-12-17 | 郑州宇通客车股份有限公司 | Vehicle motion state control method and vehicle |
| CN110576706B (en) * | 2018-06-08 | 2021-10-12 | 郑州宇通客车股份有限公司 | Vehicle motion state control method and vehicle |
| CN114194038A (en) * | 2021-10-22 | 2022-03-18 | 深圳玛西尔电动车股份公司 | Storage battery arrangement and installation structure of golf course vehicle |
| CN113997835A (en) * | 2021-12-13 | 2022-02-01 | 佛吉亚(无锡)座椅部件有限公司 | Locking and releasing reinforcing device and electric seat |
| CN114261276A (en) * | 2022-01-11 | 2022-04-01 | 华翼动力科技(东莞)有限公司 | Electric hub |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20210130 |