CN105281486A - Built-in electric automobile wheel hub motor - Google Patents
Built-in electric automobile wheel hub motor Download PDFInfo
- Publication number
- CN105281486A CN105281486A CN201510649228.8A CN201510649228A CN105281486A CN 105281486 A CN105281486 A CN 105281486A CN 201510649228 A CN201510649228 A CN 201510649228A CN 105281486 A CN105281486 A CN 105281486A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- motor
- hub motor
- axle sleeve
- brake disc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The invention discloses a built-in electric automobile wheel hub motor, and the motor comprises a hub motor, a braking disc, and a shaft sleeve. The front end of the hub motor extends to form a motor shaft, and an end face of the extending end of the motor shaft is provided with a braking disc installation platform. The braking disc is installed on and connected to the braking disc installation platform. The front end of the motor shaft is sleeved by the shaft sleeve, and the shaft sleeve is provided with a fixed piece. An inner end face of the shaft sleeve is provided with a key slot, and the rear end of the key slot is provided with a through hole. The through hole passes through the key slot, and the front end of the shaft sleeve is fixedly connected to a rear axle of an automobile. Through the above mode, the motor can reduce the weight of the automobile body, is simple in link mode, prolongs the driving distance of the automobile, directly drives a wheel hub, reduces the mechanical friction, improves the efficiency, is low in noise during driving, greatly improves the driving comfort, and is high in direct drive accelerating performance.
Description
Technical field
The present invention relates to electric automobile field, particularly relate to a kind of built-in electric car wheel electromotor.
Background technology
Electric automobile majority in the market adopts differential speed motor to be 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 performance of motor is low.Not can solve the problem coordinated between motor and automobile tire.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of built-in electric car wheel electromotor, car body weight can be reduced, 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 noise is low in driving process, greatly improve driver comfort, motor direct-drive acceleration performance is high.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of built-in electric car wheel electromotor, comprise wheel hub motor, brake disc and axle sleeve, described wheel hub motor front end extends derivation one motor shaft, described wheel hub motor axle stretch 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, described axle sleeve inner side end also offers keyway, described keyway rear end offers a through hole, described through hole runs through described keyway, described axle sleeve front end is connected and fixed on automobile axle.
In a preferred embodiment of the present invention, described wheel hub motor rear end end face is provided with an annular boss, described boss offers multiple installing hole, described installing hole is installed screw rod is set, wheel hub motor end face inside described boss 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 car body back axle by the described axle sleeve installed.
In a preferred embodiment of the present invention, described through hole is opened on the described keyway of the described motor shaft position of connection, and the key on described motor shaft is fixed by being connected and fixed screw by described through hole, and the fixed screw key aimed on described motor shaft is tightened fixing.
In a preferred embodiment of the present invention, described motor shaft axial plane also offers keyway, in described keyway, is inlaid with key.
In a preferred embodiment of the present invention, described brake disc mounting platform protrudes from described wheel hub motor axle stretch end end face, and described brake disc mounting platform is corresponding to the installing hole on described brake disc a round boss.
In a preferred embodiment of the present invention, described stator and described axle sleeve are integral type syndeton, and described stator is placed on described axle sleeve end face outside interlude position.
The invention has the beneficial effects as follows: the present invention 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 performance is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of built-in electric car wheel electromotor one of the present invention preferred embodiment;
Fig. 2 is the structural representation of shown wheel hub motor one preferred embodiment;
Fig. 3 is the structural representation of shown axle sleeve one preferred embodiment;
Fig. 4 is the structural representation of shown 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.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the embodiment of the present invention 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 derivation one motor shaft 4, described wheel hub motor 1 axle stretch 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 end is socketed described axle sleeve 3, described axle sleeve 3 is provided with stator 6, described axle sleeve 3 inner side end also offers keyway 7, described keyway 7 rear end offers a through hole 8, described through hole 8 runs through described keyway 7, described axle sleeve 3 front end is 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, described boss 10 offers multiple installing hole 11, described installing hole 11 is installed screw rod 12 is set, wheel hub motor end face inside described boss 10 is provided with a groove surface 13, described wheel hub motor 1 rear end heads into wheel hub 14 coupling nut by described screw rod 12 and fixes, and described wheel hub motor 1 front end is affixed on described car body back axle 9 by the described axle sleeve 3 installed.
In addition, described through hole 8 be opened in connect described motor shaft 4 position described keyway 7 on, the key on described motor shaft 4 is fixed by being connected and fixed screw by described through hole 8, and the key that fixed screw is aimed on described motor shaft 4 is tightened fixing.
In addition, described motor shaft 4 axial plane also offers keyway 7, in described keyway 7, is inlaid with key.
In addition, described brake disc mounting platform 5 protrudes from described wheel hub motor 1 axle stretch end end face, and described brake disc mounting platform 5 is corresponding to the installing hole on described brake disc 2 round boss.
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 outside interlude position.
Operation principle of the present invention is that wheel hub motor 1 front end extends derivation one motor shaft 4, motor shaft 4 axial plane offers keyway 7, key is inlaid with in keyway 7, wheel hub motor 1 axle stretch end end face is provided with brake disc mounting platform 5, brake disc mounting platform 5 protrudes from wheel hub motor 1 axle stretch end end face, brake disc mounting platform 5 is corresponding to the installing hole on brake disc 2 round boss, brake disc 2 is installed and connected on brake disc mounting platform 5, motor shaft 4 front end sleeve spindle cover 3, axle sleeve 3 is provided with stator 6, stator 6 and axle sleeve 3 are integral type syndeton, stator 6 is placed on axle sleeve 3 end face outside interlude position, stator 6 is connected and fixed with the stator on automobile axle 9, axle sleeve 3 inner side end also offers keyway 7, keyway 7 rear end offers a through hole 8, through hole 8 runs through keyway 7, through hole 8 is opened on the keyway 7 of connection motor shaft 4 position, key on described motor shaft 4 is fixed by being connected and fixed screw by through hole 8, 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 end is connected and fixed on automobile axle 9, wheel hub motor 1 rear end end face is provided with an annular boss 10, boss 10 offers multiple installing hole 11, installing hole 11 is installed screw rod 12 is set, wheel hub motor end face inside boss 10 is provided with a groove surface 13, wheel hub motor 1 rear end heads into wheel hub 14 coupling nut by screw rod 12 and fixes, and wheel hub motor 1 front end is affixed on car body back axle 9 by the axle sleeve 3 installed, during installation, wheel hub motor 1 rear end is inserted in wheel hub 14, penetrate the interior nut of wheel hub 14 by screw rod 12 fixing on the end face of wheel hub motor 1 rear end to fix, connection brake disc 2 and axle sleeve 3 are then distinguished in wheel hub motor 1 front end, axle sleeve 3 is fixed to after on wheel hub motor 1, axle sleeve 3 front end is fixed on automobile axle, motor shaft 4 is fixing, by the rotation Direct driver electric wheel of wheel hub motor 1.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; 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 invention.
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 derivation one motor shaft, described wheel hub motor axle stretch 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, described axle sleeve inner side end also offers keyway, described keyway rear end offers a through hole, described through hole runs 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, described boss offers multiple installing hole, described installing hole is installed screw rod is set, wheel hub motor end face inside described boss 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 car body back axle by the described axle sleeve installed.
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 of the described motor shaft position of connection, key on described motor shaft is fixed by being connected and fixed screw by described through hole, and the fixed screw key aimed on described motor shaft is tightened fixing.
4. built-in electric car wheel electromotor according to claim 1, is characterized in that, described motor shaft axial plane also offers keyway, is inlaid with key in described keyway.
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 axle stretch end end face, and described brake disc mounting platform is corresponding to the installing hole on described brake disc a round boss.
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 described axle sleeve end face outside interlude position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510649228.8A CN105281486A (en) | 2015-10-10 | 2015-10-10 | Built-in electric automobile wheel hub motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510649228.8A CN105281486A (en) | 2015-10-10 | 2015-10-10 | Built-in electric automobile wheel hub motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105281486A true CN105281486A (en) | 2016-01-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510649228.8A Pending CN105281486A (en) | 2015-10-10 | 2015-10-10 | Built-in electric automobile wheel hub motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105281486A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1607711A (en) * | 2003-10-13 | 2005-04-20 | 同济大学新能源汽车工程中心 | Outer rotor hub motor capable of mounting multiple types of braking discs |
| GB2456351A (en) * | 2008-01-14 | 2009-07-15 | Pml Flightlink Ltd | Hub motor with individually controlled stator coils provides safe braking |
| CN201792735U (en) * | 2010-07-27 | 2011-04-13 | 中国科学院深圳先进技术研究院 | Hub assembly and electric automobile rear axle with same |
| CN201891701U (en) * | 2010-11-10 | 2011-07-06 | 上海邦浦实业集团有限公司 | Novel positioning structure of shaft sleeve |
| CN103821855A (en) * | 2014-03-11 | 2014-05-28 | 吉林大学 | Integrated electric wheel system with excitation-free electromagnetic parking braking device |
| CN104533971A (en) * | 2014-12-09 | 2015-04-22 | 马宁 | Splined shaft mechanism for agricultural machinery |
| CN204605437U (en) * | 2015-05-15 | 2015-09-02 | 中国科学院深圳先进技术研究院 | A kind of electronlmobil suspension system based on hub direct-drive motor |
| CN205265436U (en) * | 2015-10-10 | 2016-05-25 | 无锡新势力电机科技有限公司 | Built -in electric automobile in -wheel motor |
-
2015
- 2015-10-10 CN CN201510649228.8A patent/CN105281486A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1607711A (en) * | 2003-10-13 | 2005-04-20 | 同济大学新能源汽车工程中心 | Outer rotor hub motor capable of mounting multiple types of braking discs |
| GB2456351A (en) * | 2008-01-14 | 2009-07-15 | Pml Flightlink Ltd | Hub motor with individually controlled stator coils provides safe braking |
| CN201792735U (en) * | 2010-07-27 | 2011-04-13 | 中国科学院深圳先进技术研究院 | Hub assembly and electric automobile rear axle with same |
| CN201891701U (en) * | 2010-11-10 | 2011-07-06 | 上海邦浦实业集团有限公司 | Novel positioning structure of shaft sleeve |
| CN103821855A (en) * | 2014-03-11 | 2014-05-28 | 吉林大学 | Integrated electric wheel system with excitation-free electromagnetic parking braking device |
| CN104533971A (en) * | 2014-12-09 | 2015-04-22 | 马宁 | Splined shaft mechanism for agricultural machinery |
| CN204605437U (en) * | 2015-05-15 | 2015-09-02 | 中国科学院深圳先进技术研究院 | A kind of electronlmobil suspension system based on hub direct-drive motor |
| CN205265436U (en) * | 2015-10-10 | 2016-05-25 | 无锡新势力电机科技有限公司 | Built -in electric automobile in -wheel motor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160127 |