CN104600905A - Integrated hub reduction motor - Google Patents
Integrated hub reduction motor Download PDFInfo
- Publication number
- CN104600905A CN104600905A CN201410827696.5A CN201410827696A CN104600905A CN 104600905 A CN104600905 A CN 104600905A CN 201410827696 A CN201410827696 A CN 201410827696A CN 104600905 A CN104600905 A CN 104600905A
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- China
- Prior art keywords
- cover body
- front cover
- outer ring
- wheel
- eccentric wheel
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses an integrated hub reduction motor. The integrated hub reduction motor is that a clamping convex column is convexly arranged in the middle part of the outer side of a front cover body; a speed reducer comprises an eccentric body, an outer ring body and a medium ring body; a clamping groove which passes an upper eccentric wheel and a lower eccentric wheel is formed in the eccentric body and is matched with and butted with the clamping convex column and a motor shaft; a quincuncial guide groove is formed in the inner side of the outer ring body; a plurality of clamping grooves in which rollers are mounted are formed at intervals in the peripheral edge of the medium ring body, wherein the rollers are arranged and clung to the inner sidewall of the outer ring body. According to the integrated hub reduction motor, the structure that the speed reducer is closely connected with the front cover is adopted, so that the indirect connection between the speed reducer and the front cover body can be saved, the mechanical wear is reduced, the power transmission can be directly carried out, the reliability is improved, the overall weight and size are greatly reduced, and as a result, the operability is improved; meanwhile, the upper eccentric wheel and the lower eccentric wheel are arranged and matched with the quincuncial guide groove in the outer ring body to expand the speed reduction rate range, and the power density is relatively improved, so that a vehicle can be adapted to a complex road condition.
Description
Technical field
The present invention relates to a kind of wheel inner driving device, especially relate to a kind of integrated deceleration wheel hub motor.
Background technology
Nowadays, along with the exhaustion day by day of fossil fuel, compared with the vehicle using the fossil fuel such as gasoline, diesel oil, utilize the electric automobile of the electric drive motor be stored on battery to be more subject to people and attract attention, its exploitation is also tending towards activeization.
Electric automobile be divided into net income be stored in rechargeable battery electric drive motor pure electric vehicle, utilize the solar cell car of photoelectricity drive motors, utilize and use the fuel-cell vehicle of the fuel cell driven motors of hydrogen fuel, utilize fossil fuel to drive the hybrid vehicle of engine and the engine with electric drive motor.
Generally speaking, the drive unit that electric automobile is positioned at inside wheel is wheel hub motor, and wheel hub motor is the motor turned by driven by motor wheel hub, is widely used in electric motor car and other rotating mechanisms.A kind of existing wheel hub motor is rotated by the direct driven wheel hub shell of external rotor, but because the rotating speed of motor is lower, the volume of motor is comparatively large, and moment of torsion is less; Another wheel hub motor adopts motor relatively at a high speed, rotates through reducing gear such as planetary reduction gear transmission mechanism driven wheel hub shell.But epicyclic train deceleration device, is arranged on motor internal, heavier-weight, and volume ratio is larger.What add suspension on the one hand bears weight, reduces handling; On the other hand, inconvenience is installed, and add the installation difficulty of suspension, this can cause again the difficulty of technology and the reduction of efficiency.
Summary of the invention
Based on this, be necessary for above-mentioned background technology Problems existing, provide a kind of reduce motor and wheel size, reduction overall weight, be convenient to install, increase and drive handling integration deceleration wheel hub motor.
For achieving the above object, the invention discloses a kind of integrated deceleration wheel hub motor, it comprises front cover body, rear cover body, motor shaft, magnet ring, stator, fixed mount, decelerator and output end cap, described motor shaft runs through described front cover body and rear cover body is arranged, described magnet ring is located between described front cover body and rear cover body, described stator coupling magnet ring arranges and is sheathed on described motor shaft periphery, described fixed mount to be arranged at outside described front cover body and to be held on described motor shaft, described accelerator cards is placed on front cover body, the outer middle side part of described front cover body is convexly equipped with and holds projection, described output end cap is arranged on described motor shaft lateral ends and covers described fixed mount, described decelerator comprises eccentric body, outer ring body and middle circle body, described eccentric body is held on described middle circle body, described middle circle body is held on described outer ring body, described eccentric body comprises eccentric wheel, lower eccentric wheel, upper switching wheel and lower switching wheel, described eccentric body offers and runs through described upper eccentric wheel and lower eccentric support slot, described support slot mates dock with described projection and the motor shaft of holding, described upper switching wheel is held on described upper eccentric wheel, described lower switching wheel is held on described lower eccentric wheel, quincunx guide groove is offered inside described outer ring body, described middle circle body peripheral region is arranged at intervals with multiple draw-in groove, roller is equiped with in described draw-in groove, described roller fit described outer ring body madial wall arrange.
Wherein in an embodiment, between described motor shaft and described front cover body and rear cover body, be provided with bearing.
Wherein in an embodiment, described magnet ring comprises magnet frame and is fastened in the magnetite in magnet frame.
Wherein in an embodiment, described accelerator cards is placed between front cover body and fixed mount.
Wherein in an embodiment, described output end cap is provided with locking bolt, and described output end cap is fixedly connected with motor shaft by locking bolt.
Wherein in an embodiment, described upper eccentric wheel and lower eccentric wheel one-body molded.
Wherein in an embodiment, described outer ring body is circular structure, described outer ring body be fixedly connected with wheel hub, described outer ring body madial wall offers ring-type first guide rail; Described middle circle body is ring-shaped structure, and described middle circle body is provided with multiple holding slot in side spaced surface, and described fixed mount is held in holding slot with fixing described middle circle body; The external sidewall of described centre circle offers the second guide rail matched with guide rail, be bonded together by ball between described first guide rail and the second guide rail.
In sum, the present invention's integration deceleration wheel hub motor adopts decelerator and the close-connected structure of front cover body, save decelerator to be connected with the indirect of front cover body, decrease mechanical wear, power transmission is more direct, reliability is higher, greatly reduces overall weight, volume, adds driving handling; Simultaneously by upper eccentric wheel and lower eccentric setting, coordinate the quincunx guide groove of outer ring body, make speed reducing ratio scope relatively wider, power density is larger, makes vehicle can tackle the road conditions of more complicated.
Accompanying drawing explanation
Fig. 1 is the structure cutaway view of an embodiment of the present invention.
Fig. 2 is the structural representation of decelerator of the present invention shown in Fig. 1.
Fig. 3 is the structural representation at another visual angle of decelerator of the present invention shown in Fig. 1.
Fig. 4 is eccentric wheel in the present invention shown in Fig. 2 and lower eccentric structural representation.
Embodiment
For feature of the present invention, technological means and the specific purposes reached, function can be understood further, below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
As shown in Figure 1 to Figure 3, the present invention's integration deceleration wheel hub motor comprises front cover body 10, rear cover body 20, motor shaft 30, magnet ring 40, stator 50, fixed mount 60, decelerator 70 and output end cap 80, described motor shaft 30 runs through described front cover body 10 and rear cover body 20 is arranged, bearing 31 is provided with between described motor shaft 30 and described front cover body 10 and rear cover body 20, described magnet ring 40 is located between described front cover body 10 and rear cover body 20, described magnet ring 40 comprises magnet frame 41 and is fastened in the magnetite 42 in magnet frame 41, described stator 50 mates magnet ring 40 and arranges and be sheathed on described motor shaft 30 periphery.
Described fixed mount 60 to be arranged at outside described front cover body 10 and to be held on described motor shaft 30, described decelerator 70 is placed between front cover body 10 and fixed mount 60, described motor shaft 30 runs through described decelerator 70, the outer middle side part of described front cover body 10 is convexly equipped with and holds projection 11, described output end cap 80 is arranged on described motor shaft 30 lateral ends and covers described fixed mount 60, described output end cap 80 is provided with locking bolt 81, and described output end cap 80 is fixedly connected with motor shaft 30 by locking bolt 81.
Described decelerator 70 comprises eccentric body 71, outer ring body 72 and middle circle body 73, described eccentric body 71 is held on described middle circle body 73, described middle circle body 73 is held on described outer ring body 72, described eccentric body 71 comprises eccentric wheel 711, lower eccentric wheel 712, upper switching wheel 713 and lower switching wheel 714, described upper eccentric wheel 711 is one-body molded with lower eccentric wheel 712, described eccentric body 71 offers the support slot 715 running through described upper eccentric wheel 711 and lower eccentric wheel 712, described support slot 715 mates dock with described projection 11 and the motor shaft 30 of holding, described upper switching wheel 713 is held on described upper eccentric wheel 711, described lower switching wheel 714 is held on described lower eccentric wheel 712, described upper switching wheel 713 and lower switching wheel 714 are in order to keep upper eccentric wheel 711 and the mutual sliding mode between lower eccentric wheel 712 and middle circle body 73, described outer ring body 72 is circular structure, described outer ring body 72 be fixedly connected with wheel hub (not shown), offer quincunx guide groove 721 inside described outer ring body 72, described outer ring body 72 madial wall offers ring-type first guide rail (not shown), described middle circle body 73 is ring-shaped structure, and described middle circle body 73 is provided with multiple holding slot 731 in side spaced surface, and described fixed mount 60 is held in holding slot 731 with fixing described middle circle body 73.
Described middle circle body 73 lateral wall offers the second guide rail (not shown) matched with guide rail, be bonded together by ball (not shown) between described first guide rail and the second guide rail, described middle circle body 73 peripheral region is arranged at intervals with multiple draw-in groove 732, be equiped with roller 90 in described draw-in groove 732, described roller 90 fit described outer ring body 72 madial wall arrange.
When the present invention assembles, utilize locking bolt 81 to strengthen exporting the connection of end cap 80 and motor shaft 30, and by bearing 31, front cover body 10 and rear cover body 20 are connected with motor shaft 30, structure is more consolidated; By eccentric body 71 with hold projection 11 and motor shaft 30 and mate and dock, then utilize fixed mount 60 to be fixed by middle circle body 73, prevent middle circle body 73 from rotating and reduce operating efficiency of the present invention.
When the present invention uses, motor shaft 30 and front cover body 10 rotate, and hold projection 11 and drive eccentric body 71 to rotate, and upper switching wheel 713 and lower switching wheel 714 start to rotate, to ensure the sustainability that eccentric body 71 rotates; Simultaneously, upper eccentric wheel 711 starts eccentric rotary, and wheel 713 that drive is transferred carries out eccentric rotary simultaneously, and upper switching wheel 713 can extrude roller 90 while rotation, roller 90 extrudes outer ring body 72 along quincunx guide groove 721, and outer ring body 72 starts to rotate under the effect of roller 90.
In sum, the present invention's integration deceleration wheel hub motor adopts decelerator 70 and the close-connected structure of front cover body 10, save decelerator 70 to be connected with the indirect of front cover body 10, decrease mechanical wear, power transmission is more direct, reliability is higher, greatly reduces overall weight, volume, adds driving handling; Simultaneously by the setting of upper eccentric wheel 711 with lower eccentric wheel 712, coordinate the quincunx guide groove 721 of outer ring body 72, make speed reducing ratio scope relatively wider, power density is larger, makes vehicle can tackle the road conditions of more complicated.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (7)
1. an integrated deceleration wheel hub motor, it is characterized in that: comprise front cover body (10), rear cover body (20), motor shaft (30), magnet ring (40), stator (50), fixed mount (60), decelerator (70) and output end cap (80), described motor shaft (30) runs through described front cover body (10) and rear cover body (20) is arranged, described magnet ring (40) is located between described front cover body (10) and rear cover body (20), described stator (50) coupling magnet ring (40) arranges and is sheathed on described motor shaft (30) periphery, described fixed mount (60) is arranged at described front cover body (10) outside and is held on described motor shaft (30), described decelerator (70) is placed on front cover body (10), described front cover body (10) outer middle side part is convexly equipped with and holds projection (11), described output end cap (80) is arranged on described motor shaft (30) lateral ends and covers described fixed mount (60), described decelerator (70) comprises eccentric body (71), outer ring body (72) and middle circle body (73), described eccentric body (71) is held on described middle circle body (73), described middle circle body (73) is held on described outer ring body (72), described eccentric body (71) comprises eccentric wheel (711), lower eccentric wheel (712), upper switching wheel (713) and lower switching wheel (714), described eccentric body (71) offers the support slot (715) running through described upper eccentric wheel (711) and lower eccentric wheel (712), described support slot (715) mates dock with described projection (11) and the motor shaft (30) of holding, described upper switching wheel (713) is held on described upper eccentric wheel (711), described lower switching wheel (714) is held on described lower eccentric wheel (712), described outer ring body (72) inner side offers quincunx guide groove (721), described middle circle body (73) peripheral region is arranged at intervals with multiple draw-in groove (732), roller (90) is equiped with in described draw-in groove (732), described roller (90) fit described outer ring body (72) madial wall arrange.
2. integrated deceleration wheel hub motor according to claim 1, is characterized in that: be provided with bearing (31) between described motor shaft (30) and described front cover body (10) and rear cover body (20).
3. integrated deceleration wheel hub motor according to claim 1, is characterized in that: described magnet ring (40) comprises magnet frame (41) and is fastened in the magnetite (42) in magnet frame (41).
4. integrated deceleration wheel hub motor according to claim 1, is characterized in that: described decelerator (70) is placed between front cover body (10) and fixed mount (60).
5. integrated deceleration wheel hub motor according to claim 1, it is characterized in that: described output end cap (80) is provided with locking bolt (81), described output end cap (80) is fixedly connected with motor shaft (30) by locking bolt (81).
6. integrated deceleration wheel hub motor according to claim 1, is characterized in that: described upper eccentric wheel (711) is one-body molded with lower eccentric wheel (712).
7. integrated deceleration wheel hub motor according to claim 1, it is characterized in that: described outer ring body (72) is circular structure, described outer ring body (72) be fixedly connected with wheel hub, described outer ring body (72) madial wall offers ring-type first guide rail; Described middle circle body (73) is ring-shaped structure, described middle circle body (73) is provided with multiple holding slot (731) in side spaced surface, and described fixed mount (60) is held in holding slot (731) with fixing described middle circle body (73); Described middle circle body (73) lateral wall offers the second guide rail matched with guide rail, is bonded together by ball between described first guide rail and the second guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410827696.5A CN104600905A (en) | 2014-12-26 | 2014-12-26 | Integrated hub reduction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410827696.5A CN104600905A (en) | 2014-12-26 | 2014-12-26 | Integrated hub reduction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104600905A true CN104600905A (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410827696.5A Pending CN104600905A (en) | 2014-12-26 | 2014-12-26 | Integrated hub reduction motor |
Country Status (1)
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| CN (1) | CN104600905A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305713A (en) * | 2015-10-30 | 2016-02-03 | 简式国际汽车设计（北京）有限公司 | Wheel hub motor |
| CN106972692A (en) * | 2017-04-05 | 2017-07-21 | 中山市朗宇模型有限公司 | A kind of transmission mechanism is built in the external rotor brushless reducing motor of stator |
| CN107364540A (en) * | 2017-08-11 | 2017-11-21 | 纳恩博（北京）科技有限公司 | Wheel hub, wheel and balance car |
| CN109067139A (en) * | 2018-09-27 | 2018-12-21 | 深圳超磁机器人科技有限公司 | A kind of balance wheel axial arrangement magnetic energy speed reducer |
| CN110712469A (en) * | 2019-10-08 | 2020-01-21 | 宁波大桔科技有限公司 | Portable hub motor power wheel with external end cover |
| TWI764556B (en) * | 2021-02-04 | 2022-05-11 | 宏國學校財團法人宏國德霖科技大學 | Electric bicycle booster of outer-rotor-type wheel hub motor with a two-stage planetary gear reduction mechanism |
-
2014
- 2014-12-26 CN CN201410827696.5A patent/CN104600905A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305713A (en) * | 2015-10-30 | 2016-02-03 | 简式国际汽车设计（北京）有限公司 | Wheel hub motor |
| CN106972692A (en) * | 2017-04-05 | 2017-07-21 | 中山市朗宇模型有限公司 | A kind of transmission mechanism is built in the external rotor brushless reducing motor of stator |
| CN107364540A (en) * | 2017-08-11 | 2017-11-21 | 纳恩博（北京）科技有限公司 | Wheel hub, wheel and balance car |
| CN109067139A (en) * | 2018-09-27 | 2018-12-21 | 深圳超磁机器人科技有限公司 | A kind of balance wheel axial arrangement magnetic energy speed reducer |
| CN109067139B (en) * | 2018-09-27 | 2024-01-23 | 深圳超磁机器人科技有限公司 | Magnetic energy speed reducer with balance wheel axial structure |
| CN110712469A (en) * | 2019-10-08 | 2020-01-21 | 宁波大桔科技有限公司 | Portable hub motor power wheel with external end cover |
| CN110712469B (en) * | 2019-10-08 | 2021-05-18 | 广西正源电机有限公司 | Portable hub motor power wheel with external end cover |
| TWI764556B (en) * | 2021-02-04 | 2022-05-11 | 宏國學校財團法人宏國德霖科技大學 | Electric bicycle booster of outer-rotor-type wheel hub motor with a two-stage planetary gear reduction mechanism |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150506 |