CN203854506U - Hub motor driver for battery electric vehicles - Google Patents
Hub motor driver for battery electric vehicles Download PDFInfo
- Publication number
- CN203854506U CN203854506U CN201420113456.4U CN201420113456U CN203854506U CN 203854506 U CN203854506 U CN 203854506U CN 201420113456 U CN201420113456 U CN 201420113456U CN 203854506 U CN203854506 U CN 203854506U
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- Prior art keywords
- wheel
- motor
- hub motor
- main shaft
- rotor
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- 239000000725 suspension Substances 0.000 claims abstract description 20
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 abstract 2
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model discloses a hub motor driver for battery electric vehicles, which belongs to the field of drivers. The hub motor driver comprises a planetary reducer and a hub motor which are located between a wheel and a suspension; the planetary reducer comprises a planet carrier (4), a gear ring (2), planetary gears (3) and a sun gear (6), the planet carrier (4) is connected with the wheel through a spindle (5), the gear ring (2) is sleeved on the spindle (5) and connected with the wheel, the planetary gears (3) are arranged on the planet carrier (4), and the sun gear (6) is engaged with the planetary gears (3); the hub motor comprises a motor stator (8) and a motor rotor (7), the motor stator (8) is connected with the spindle (5), and the motor rotor (7) is connected with the sun gear (6); a brake disc (10) which is connected with the motor rotor (7) is arranged on the sun gear (6) as well. The hub motor driver has the advantages of compact structure, convenience in mounting and the like, and can effectively improve the driving capability of an electric vehicle.
Description
Technical field
The utility model relates to a kind of actuating device, and what be specifically related to is the wheel motor drive device for pure electric automobile.
Background technology
At present, pure electric automobile majority is continued to use the drive configuration of orthodox car, mainly comprises wheel hub motor, change-speed box, diff, transmission shaft etc.Its advantage is exactly close with orthodox car structure, can use existing parts.And shortcoming is not have well to bring into play the advantages such as the range of speed of motor is large, control structure is simple, and annex is few.
At present, also have battery-driven car to adopt In-wheel motor driving scheme, generally rotor is directly connected with wheel, motor just can travel by direct drive of wheel like this.Improve the power-handling capability of battery-driven car generally by increasing power of motor or increasing retarder in wheel hub motor rear end.And existing electronlmobil mainly adopts center driven scheme, its selected retarder is mainly to adopt traditional parallel-axis type retarder to add the scheme of diff, and the volume of this class change-speed box is larger, can take more space.
Utility model content
The purpose of this utility model is to solve the problem that existing drive configuration does not have well to bring into play the advantage such as the range of speed of motor is large, control structure is simple, annex is few, a kind of compact conformation, easy for installation is provided, and can effectively improves the wheel motor drive device for pure electric automobile of battery-driven car power-handling capability.
For solving above-mentioned shortcoming, the technical solution of the utility model is as follows:
Wheel motor drive device for pure electric automobile, comprises planetary reduction gear and wheel hub motor between wheel and suspension; Described planetary reduction gear comprises the pinion carrier being connected with wheel by main shaft, is socketed on main shaft and the gear ring being connected with wheel, is arranged at the satellite gear in pinion carrier, and with the sun wheel of satellite gear engagement; Described wheel hub motor comprises the motor stator being connected with pinion carrier, with the rotor being connected with sun wheel; In described sun wheel, be also provided with the brake disc being connected with rotor.
Further, described wheel is by being installed on the wheel rim on main shaft by bearing, and the tire being arranged on wheel rim forms; Described pinion carrier is fixed on main shaft, and gear ring is connected with wheel rim by bolt.
As a kind of preferred, described wheel hub motor is the permagnetic synchronous motor of external stator internal rotor, and suspension is connected on the shell of motor stator.
The utility model compared with prior art, has the following advantages and beneficial effect:
1, the utility model is distributed to wheel by the power-handling capability of existing central hub motor, make each wheel there is power-handling capability, so just can reduce the power demand of single wheel hub motor, wheel hub motor volume is reduced, whole Wheel hub drive unit is compacter, is convenient to install;
2, the utility model has adopted planetary reduction gear to slow down, and by rotor is connected with sun wheel, pinion carrier is connected with motor stator, gear ring is connected with wheel, can effectively obtain larger reduction ratio, and arranges easily and realizes;
3, in the utility model, by motor stator, be connected to the setting on suspension, can be applicable in dissimilar suspension frame structure, its applicable area is very extensive, is applicable to very much applying.
Accompanying drawing explanation
Fig. 1 is the structural representation while being applied to McPherson suspension of the present utility model.
Fig. 2 is the structural representation while being applied to double wishbone suspension of the present utility model.
Wherein, the parts name that in figure, Reference numeral is corresponding is called:
1-wheel rim, 2-gear ring, 3-satellite gear, 4-pinion carrier, 5-main shaft, 6-sun wheel, 7-rotor, 8-motor stator, 9-tire, 10-brake disc, 11-swing arm, 12-spring damper assembly.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
Wheel motor drive device for pure electric automobile, as shown in Figure 1, comprises planetary reduction gear and wheel hub motor between wheel and suspension; Its annexation is: planetary reduction gear is connected with wheel, and wheel hub motor is connected on planetary reduction gear, and suspension is connected with wheel hub motor.
Wherein, the concrete structure of wheel, planetary reduction gear, wheel hub motor, suspension is as follows:
Wheel: main by the wheel rim 1 being fixed on by bearing on main shaft 5, the tire 9 being arranged on wheel rim 1 forms.
Planetary reduction gear: by being arranged on pinion carrier 4 on main shaft 5 by bearing, be socketed on main shaft 5 and the gear ring 2 being fixedly connected with wheel rim 1 by bolt, be arranged at the satellite gear 3 in pinion carrier 4 and form with the sun wheel 6 of satellite gear 3 engagements; In described sun wheel 6, be also provided with the brake disc 10 being connected with rotor 7.
Wheel hub motor: be mainly comprised of motor stator 8 and rotor 7, described wheel hub motor is preferably the permagnetic synchronous motor of external stator internal rotor.
Concrete annexation between above-mentioned wheel, planetary reduction gear, wheel hub motor, suspension is as follows:
Described wheel rim 1 is connected in one end of main shaft 5 by bearings, gear ring 2 is bolted to connection with wheel rim 1.Described brake disc 10 is between sun wheel 6 and rotor 7 and be connected with rotor 7, and rotor 7 is between brake disc 10 and motor stator 8, and described motor stator 8 is connected with the other end of main shaft 6.
As depicted in figs. 1 and 2, vehicle has polytype suspension frame structure at present, the point of connection of different suspension frame structures is all different, in order to make the utility model can effectively adapt to the connection mode of different point of connection suspension frame structures, described suspension is all connected on motor stator 8, i.e. spring damper assembly 12 and swing arm 11 is all connected on motor stator 8.
As shown in Figure 1, when this suspension is McPherson strut, form the spring damper assembly 12 of suspension and the side that swing arm 11 is all arranged on motor stator 8.As shown in Figure 2, when this suspension is double wishbone suspension, its point of connection design is at the upper-lower position of motor stator 8.
By the utility model is arranged on pure electric automobile according to said structure setting, can effectively improve battery-driven car power-handling capability, there is compact conformation, the advantage such as easy for installation.Mechanism of the present utility model had both been applicable to two-wheeled wheel limit and had driven, and was also applicable on the battery-driven car of four-wheel wheel limit driving.
Above-described embodiment is only preferred embodiment of the present utility model; the not restriction to the utility model protection domain; in every case adopt principle of design of the present utility model, and carry out non-creativeness work on this basis and the variation made, within all should belonging to protection domain of the present utility model.
Claims (3)
1. for the wheel motor drive device of pure electric automobile, it is characterized in that: comprise planetary reduction gear and wheel hub motor between wheel and suspension; Described planetary reduction gear comprises the pinion carrier (4) being connected with wheel by main shaft (5), be socketed in the gear ring (2) that main shaft (5) is upper and be connected with wheel, be arranged at the satellite gear (3) in pinion carrier (4), and with the sun wheel (6) of satellite gear (3) engagement; Described wheel hub motor comprises the motor stator (8) being connected with main shaft (5), with the rotor (7) being connected with sun wheel (6); In described sun wheel (6), be also provided with the brake disc (10) being connected with rotor (7).
2. the wheel motor drive device for pure electric automobile according to claim 1, is characterized in that: described wheel is by the wheel rim (1) being installed on main shaft (5), and the tire (9) being installed on wheel rim (1) forms; It is upper that described pinion carrier (4) is fixed on main shaft (5), and gear ring (2) is connected with wheel rim (1).
3. the wheel motor drive device for pure electric automobile according to claim 1 and 2, is characterized in that: described wheel hub motor is the permagnetic synchronous motor of external stator internal rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113456.4U CN203854506U (en) | 2014-03-13 | 2014-03-13 | Hub motor driver for battery electric vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113456.4U CN203854506U (en) | 2014-03-13 | 2014-03-13 | Hub motor driver for battery electric vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203854506U true CN203854506U (en) | 2014-10-01 |
Family
ID=51604381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420113456.4U Expired - Lifetime CN203854506U (en) | 2014-03-13 | 2014-03-13 | Hub motor driver for battery electric vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203854506U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216612A (en) * | 2015-09-28 | 2016-01-06 | 陕西法士特齿轮有限责任公司 | A kind of commercial electric wheel limit motor driven systems |
| CN106428196A (en) * | 2016-11-16 | 2017-02-22 | 上海振华重工(集团)股份有限公司 | Vehicle steering device |
| CN106995026A (en) * | 2017-05-09 | 2017-08-01 | 深圳威枫豪斯新能源科技有限公司 | A kind of electronic kart |
| CN108847749A (en) * | 2018-08-08 | 2018-11-20 | 合肥中庆投资有限公司 | A kind of integrated radial flux permanent magnetism wheel hub motor system |
| CN109017271A (en) * | 2018-10-10 | 2018-12-18 | 核心驱动科技（金华）有限公司 | A kind of electric car and its power drive unit |
| CN110588335A (en) * | 2019-09-04 | 2019-12-20 | 湖南猎豹汽车股份有限公司 | Wheel hub motor with mechanical differential for pure electric vehicle |
| CN110816254A (en) * | 2018-08-10 | 2020-02-21 | 岳克森 | Wheel independent driving assembly with motor positioned above wheel |
-
2014
- 2014-03-13 CN CN201420113456.4U patent/CN203854506U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216612A (en) * | 2015-09-28 | 2016-01-06 | 陕西法士特齿轮有限责任公司 | A kind of commercial electric wheel limit motor driven systems |
| CN106428196A (en) * | 2016-11-16 | 2017-02-22 | 上海振华重工(集团)股份有限公司 | Vehicle steering device |
| CN106995026A (en) * | 2017-05-09 | 2017-08-01 | 深圳威枫豪斯新能源科技有限公司 | A kind of electronic kart |
| CN108847749A (en) * | 2018-08-08 | 2018-11-20 | 合肥中庆投资有限公司 | A kind of integrated radial flux permanent magnetism wheel hub motor system |
| CN110816254A (en) * | 2018-08-10 | 2020-02-21 | 岳克森 | Wheel independent driving assembly with motor positioned above wheel |
| CN109017271A (en) * | 2018-10-10 | 2018-12-18 | 核心驱动科技（金华）有限公司 | A kind of electric car and its power drive unit |
| CN109017271B (en) * | 2018-10-10 | 2024-01-19 | 浙江盘毂动力科技有限公司 | Electric automobile and power driving device thereof |
| CN110588335A (en) * | 2019-09-04 | 2019-12-20 | 湖南猎豹汽车股份有限公司 | Wheel hub motor with mechanical differential for pure electric vehicle |
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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: 20141001 |
|
| CX01 | Expiry of patent term |