CN205265436U - Built -in electric automobile in -wheel motor - Google Patents
Built -in electric automobile in -wheel motor Download PDFInfo
- Publication number
- CN205265436U CN205265436U CN201520779537.2U CN201520779537U CN205265436U CN 205265436 U CN205265436 U CN 205265436U CN 201520779537 U CN201520779537 U CN 201520779537U CN 205265436 U CN205265436 U CN 205265436U
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- China
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- axle sleeve
- brake disc
- wheel hub
- motor shaft
- keyway
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Abstract
The utility model discloses a built -in electric automobile in -wheel motor, including in -wheel motor, brake disc and axle sleeve, the in -wheel motor front end extends derives a motor shaft, be equipped with the brake disc mounting platform on the in -wheel motor shaft extension end terminal surface, the brake disc erection joint in on the brake disc mounting platform, the motor shaft front end cup joints the axle sleeve, be equipped with the stationary blade on the axle sleeve, the keyway has still been seted up on the axle sleeve medial surface, a through -hole has been seted up to the keyway rear end, the through -hole run through the keyway, the connection of axle sleeve front end is fixed in on the automobile rear drive. In this way, the utility model discloses can reduce automobile body weight, the on -link mode (OLM) is simple, lengthens the driving distance of car, and the motor directly drives the wheel hub of car, reduces the machinery friction, raises the efficiency to the in -process noise that traveles is low, improves greatly and drives the travelling comfort, and motor direct drive acceleration performance is high.
Description
Technical field
The utility model relates to electric automobile field, particularly relates to a kind of built-in electric car wheel electromotor.
Background technology
The most employing of electric automobile differential speed motor is in the market arranged on a back axle and drives trailing wheel or front-wheel by chain drive, the defect that the on-link mode (OLM) of this motor and car body exists is: 1, the weight of back axle increases more load to car body, reduces the distance travelled of car; 2, chain drive increases mechanical friction, reduces the effective power of motor; 3, the friction of this motor machinery in driving process brings noise, greatly reduces the comfortableness of driving; 4, the driving acceleration of motor is low. Not can solve the problem coordinating between motor and automobile tire.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of built-in electric car wheel electromotor, can reduce car body weight, on-link mode (OLM) is simple, extend the distance travelled of car, the wheel hub of motor straight tape splicing motor-car, reduces mechanical friction, raise the efficiency, and noise is low in driving process, greatly improve driver comfort, motor direct-drive acceleration is high.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of built-in electric car wheel electromotor is provided, comprise wheel hub motor, brake disc and axle sleeve, described wheel hub motor front end extends derives a motor shaft, described wheel hub motor shaft extension end end face is provided with brake disc mounting platform, described brake disc is installed and connected on described brake disc mounting platform, described motor shaft front end is socketed described axle sleeve, described axle sleeve is provided with stator, on described axle sleeve inner side end, also offer keyway, described keyway rear end offers a through hole, described through hole run through described keyway, described axle sleeve front end is connected and fixed on automobile axle.
In preferred embodiment of the utility model, described wheel hub motor rear end end face is provided with an annular boss, on described boss, offer multiple installing holes, on described installing hole, install screw rod is set, the wheel hub motor end face of described boss inner side is provided with a groove surface, described wheel hub motor rear end heads into wheel hub coupling nut by described screw rod and fixes, and described wheel hub motor front end is affixed on described automobile axle by the described axle sleeve of installing.
In preferred embodiment of the utility model, described through hole is opened on the described keyway that connects described motor shaft position, described through hole is fixed the key on described motor shaft by being connected and fixed screw, and the key that fixed screw is aimed on described motor shaft is tightened fixing.
In preferred embodiment of the utility model, on described motor shaft axial plane, also offer keyway, in described keyway, be inlaid with key.
In preferred embodiment of the utility model, described brake disc mounting platform protrudes from described wheel hub motor shaft extension end end face, described brake disc mounting platform and the corresponding round boss that is of installing hole on described brake disc.
In preferred embodiment of the utility model, described stator and described axle sleeve are integral type syndeton, and described stator is placed on end face interlude position outside described axle sleeve.
The beneficial effects of the utility model are: the utility model can reduce car body weight, on-link mode (OLM) is simple, extend the distance travelled of car, the wheel hub of motor straight tape splicing motor-car, reduce mechanical friction, raise the efficiency, and in driving process, noise is low, greatly improve driver comfort, motor direct-drive acceleration is high.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing, wherein:
Fig. 1 is the structural representation of the utility model built-in electric car wheel electromotor one preferred embodiment;
Fig. 2 be shown in the structural representation of wheel hub motor one preferred embodiment;
Fig. 3 be shown in the structural representation of axle sleeve one preferred embodiment;
Fig. 4 be shown in the structural representation of wheel hub motor rear end face one preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 1, wheel hub motor; 2, brake disc; 3, axle sleeve; 4, motor shaft; 5, brake disc mounting platform; 6, stator; 7, keyway; 8, through hole; 9, automobile axle; 10, boss; 11, installing hole; 12, screw rod; 13, groove surface; 14, wheel hub.
Detailed description of the invention
To the technical scheme in the utility model embodiment be clearly and completely described below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiment. Based on the embodiment in the utility model, those of ordinary skill in the art are not making all other embodiment that obtain under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model embodiment comprises:
A kind of built-in electric car wheel electromotor, comprise wheel hub motor 1, brake disc 2 and axle sleeve 3, described wheel hub motor 1 front end extends derives a motor shaft 4, described wheel hub motor 1 shaft extension end end face is provided with brake disc mounting platform 5, described brake disc 2 is installed and connected on described brake disc mounting platform 5, described motor shaft 4 front ends are socketed described axle sleeve 3, described axle sleeve 3 is provided with stator 6, on described axle sleeve 3 inner side ends, also offer keyway 7, described keyway 7 rear ends offer a through hole 8, described through hole 8 run through described keyway 7, described axle sleeve 3 front ends are connected and fixed on automobile axle 9.
In addition, described wheel hub motor 1 rear end end face is provided with an annular boss 10, on described boss 10, offer multiple installing holes 11, on described installing hole 11, install screw rod 12 is set, the wheel hub motor end face of described boss 10 inner sides is provided with a groove surface 13, described wheel hub motor 1 rear end heads into wheel hub 14 coupling nuts by described screw rod 12 and fixes, and described wheel hub motor 1 front end is affixed on described automobile axle 9 by the described axle sleeve 3 of installing.
In addition, described through hole 8 is opened on the described keyway 7 that connects described motor shaft 4 positions, and described through hole 8 is fixed the key on described motor shaft 4 by being connected and fixed screw, and the key that fixed screw is aimed on described motor shaft 4 is tightened fixing.
In addition, on described motor shaft 4 axial planes, also offer keyway 7, in described keyway 7, be inlaid with key.
In addition, described brake disc mounting platform 5 protrudes from described wheel hub motor 1 shaft extension end end face, described brake disc mounting platform 5 and the corresponding round boss that is of installing hole on described brake disc 2.
In addition, described stator 6 is integral type syndeton with described axle sleeve 3, and described stator 6 is placed on described axle sleeve 3 end face interlude positions, outside.
Operation principle of the present utility model is that wheel hub motor 1 front end extends derivation one motor shaft 4, on motor shaft 4 axial planes, offer keyway 7, in keyway 7, be inlaid with key, wheel hub motor 1 shaft extension end end face is provided with brake disc mounting platform 5, brake disc mounting platform 5 protrudes from wheel hub motor 1 shaft extension end end face, brake disc mounting platform 5 and the corresponding round boss that is of installing hole on brake disc 2, brake disc 2 is installed and connected on brake disc mounting platform 5, motor shaft 4 front end sleeve spindle covers 3, axle sleeve 3 is provided with stator 6, stator 6 is integral type syndeton with axle sleeve 3, stator 6 is placed on axle sleeve 3 end face interlude positions, outside, stator 6 is connected and fixed with the stator on automobile axle 9, on axle sleeve 3 inner side ends, also offer keyway 7, keyway 7 rear ends offer a through hole 8, through hole 8 run through keyway 7, through hole 8 is opened on the keyway 7 that connects motor shaft 4 positions, through hole 8 is fixed the key on described motor shaft 4 by being connected and fixed screw, the key that fixed screw is aimed on motor shaft 4 is tightened fixing, prevent motor wheel hub play in the running, axle sleeve 3 front ends are connected and fixed on automobile axle 9, wheel hub motor 1 rear end end face is provided with an annular boss 10, on boss 10, offer multiple installing holes 11, on installing hole 11, install screw rod 12 is set, the wheel hub motor end face of boss 10 inner sides is provided with a groove surface 13, wheel hub motor 1 rear end heads into wheel hub 14 coupling nuts by screw rod 12 and fixes, and wheel hub motor 1 front end is affixed on automobile axle 9 by the axle sleeve 3 of installing, when installation, be inserted in wheel hub 14 wheel hub motor 1 rear end, penetrate by fixing screw rod 12 on wheel hub motor 1 rear end end face that wheel hub 14 is interior to be fixed with nut, wheel hub motor 1 front end is connected and installed respectively brake disc 2 and axle sleeve 3, after axle sleeve 3 is fixed on wheel hub motor 1, axle sleeve 3 front ends are fixed on automobile axle, motor shaft 4 is fixed, rotation by wheel hub motor 1 directly drives electric wheel.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description to do; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. a built-in electric car wheel electromotor, comprise wheel hub motor, brake disc and axle sleeve, it is characterized in that, described wheel hub motor front end extends derives a motor shaft, described wheel hub motor shaft extension end end face is provided with brake disc mounting platform, described brake disc is installed and connected on described brake disc mounting platform, described motor shaft front end is socketed described axle sleeve, described axle sleeve is provided with stator, on described axle sleeve inner side end, also offer keyway, described keyway rear end offers a through hole, described through hole run through described keyway, described axle sleeve front end is connected and fixed on automobile axle.
2. built-in electric car wheel electromotor according to claim 1, it is characterized in that, described wheel hub motor rear end end face is provided with an annular boss, on described boss, offer multiple installing holes, on described installing hole, install screw rod is set, the wheel hub motor end face of described boss inner side is provided with a groove surface, and described wheel hub motor rear end heads into wheel hub coupling nut by described screw rod and fixes, and described wheel hub motor front end is affixed on described automobile axle by the described axle sleeve of installing.
3. built-in electric car wheel electromotor according to claim 1, it is characterized in that, described through hole is opened on the described keyway that connects described motor shaft position, described through hole is fixed the key on described motor shaft by being connected and fixed screw, and the key that fixed screw is aimed on described motor shaft is tightened fixing.
4. built-in electric car wheel electromotor according to claim 1, is characterized in that, on described motor shaft axial plane, also offers keyway, in described keyway, is inlaid with key.
5. built-in electric car wheel electromotor according to claim 1, it is characterized in that, described brake disc mounting platform protrudes from described wheel hub motor shaft extension end end face, described brake disc mounting platform and the corresponding round boss that is of installing hole on described brake disc.
6. built-in electric car wheel electromotor according to claim 1, is characterized in that, described stator and described axle sleeve are integral type syndeton, and described stator is placed on end face interlude position outside described axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779537.2U CN205265436U (en) | 2015-10-10 | 2015-10-10 | Built -in electric automobile in -wheel motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779537.2U CN205265436U (en) | 2015-10-10 | 2015-10-10 | Built -in electric automobile in -wheel motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205265436U true CN205265436U (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520779537.2U Active CN205265436U (en) | 2015-10-10 | 2015-10-10 | Built -in electric automobile in -wheel motor |
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| Country | Link |
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| CN (1) | CN205265436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281486A (en) * | 2015-10-10 | 2016-01-27 | 无锡新势力电机科技有限公司 | Built-in electric automobile wheel hub motor |
-
2015
- 2015-10-10 CN CN201520779537.2U patent/CN205265436U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281486A (en) * | 2015-10-10 | 2016-01-27 | 无锡新势力电机科技有限公司 | Built-in electric automobile wheel hub motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |