CN208881577U - Electric wheel hub - Google Patents
Electric wheel hub Download PDFInfo
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- CN208881577U CN208881577U CN201821280098.0U CN201821280098U CN208881577U CN 208881577 U CN208881577 U CN 208881577U CN 201821280098 U CN201821280098 U CN 201821280098U CN 208881577 U CN208881577 U CN 208881577U
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- Prior art keywords
- motor
- wheel hub
- hub
- shell
- electric wheel
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Abstract
A kind of electric wheel hub, including motor body, the hub body driven by motor body, and the transmission mechanism of connection motor body and hub body, the motor body includes several motors, each motor has an output shaft, the transmission mechanism includes a sun gear and several planetary gears being meshed with sun gear, the output shaft of each planetary gear and a motor is articulated and rotates synchronously, the sun gear is connected and rotates synchronously with hub body, the utility model hub motor structure is simple, it is easy to standardize, large-scale production, and can in any combination motor to meet the driving requirements of various vehicles, have a wide range of application, wide market.
Description
Technical field
The utility model relates to technical field of motors, more particularly to electric wheel hub.
Background technique
Electric wheel hub technology is also referred to as wheel inner electric machine technology, by power device, transmission device, brake apparatus,
Damping device etc. is integrated into together in the wheel hub of wheel, so that the mechanical part of vehicle is greatly simplified, thus using electric wheel hub
The vehicle of driving can obtain better space utilization rate, while transmission efficiency will be also higher by much.However, the function of electronic vehicle
Rate, continuous request are various, and hub motor is directly to be configured on wheel, and the bad environments of work face water, dust etc.
Various aspects influence, and are also required to the problems such as individually considering sealing, damping, heat dissipation for electric wheel hub in design, affect Electric Motor Wheel
The life quality and standardization of hub and vehicle.
Utility model content
In view of this, providing a kind of electric wheel hub, by several standardized motor flexible combinations at driving mechanism, meet each
Kind vehicle power requirement.
A kind of electric wheel hub, including motor body, by motor body driving hub body and connection motor body with
The transmission mechanism of hub body, the motor body include several motors, and each motor has an output shaft, the transmission mechanism
Including a sun gear and several planetary gears being meshed with sun gear, the output shaft of each planetary gear and a motor is articulated simultaneously
It rotates synchronously, the sun gear is connected and rotates synchronously with hub body.
Preferably, the quantity of the motor is 2~12, the power of single motor is 0.5~15KW.
Preferably, the transmission mechanism further includes a fixed shell, the shell is formed with axis hole, and the sun gear is solid
Surely it is socketed in a drive shaft, one end of drive shaft is extend out to except shell across axis hole to be connect with hub body.
Preferably, the shell be it is oil-tightening, it is internal filled with cutting oil, external be equipped with cooling fin.
Preferably, being connected with blue disk in the drive shaft, the hub body is connected to Lan Panshang.
Preferably, the hub body is integrated mechanism, including wheel hub, the elastic ring being located on wheel hub, it is located on bullet
Stereosphere on property circle and the tire being located on stereosphere, the wheel hub are fixedly connected on Lan Panshang by screw.
Preferably, the shell is fixed on car body, it is equipped with axle sleeve in shell, is equipped with bearing, the drive in the axle sleeve
The other end of moving axis is plugged in bearing.
Preferably, the motor is fixed in shell, and it is arranged around axle sleeve.
Preferably, the other end of the drive shaft is stretched out except shell and is plugged in an axle sleeve, it is equipped in the axle sleeve
The rotation of bearing support drive shaft, the shell are fixedly connected on axle sleeve.
Preferably, the motor is fixed in shell, and it is arranged around drive shaft.
Compared to the prior art, the motor body of the utility model motor wheel hub is made of several motors, each motor with
The connection of one planetary gear, finally by sun wheel drive wheel after deceleration transmission, structure is simple, is easy to standardize, is extensive raw
It produces, and different number and the motor of specification can have a wide range of application in any combination to meet the driving requirements of various vehicles, city
Field has a extensive future.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment of the utility model electric wheel hub.
Fig. 2 is the cross-sectional view of electric wheel hub shown in Fig. 1.
Fig. 3 is the explosive view of electric wheel hub shown in Fig. 1.
Fig. 4 is the structural schematic diagram of another embodiment of the utility model electric wheel hub.
Fig. 5 is the cross-sectional view of electric wheel hub shown in Fig. 4.
Fig. 6 is the explosive view of electric wheel hub shown in Fig. 4.
Specific embodiment
The utility model hub motor is carried out below with reference to relevant drawings for the ease of understanding the utility model, more complete
The description in face.One or more embodiments of the utility model are illustratively given in attached drawing, so that the utility model institute
The understanding of disclosed technical solution is more accurate, thorough.However, it should be understood that the utility model can be with a variety of differences
Form realize, however it is not limited to embodiments described below.
Fig. 1-3 show a specific embodiment of the utility model electric wheel hub, and the hub motor includes motor body
10, transmission mechanism 20, drive shaft 30 and hub body 40.Wherein, the motor body 10 is fixedly installed, as driving machine
Structure is for generating torque.As shown in figures 1 and 3, the motor body 10 of each electric wheel hub of the present embodiment is made of 6 motors, institute
It states 6 motors to be configured in hub body, for a pair of of electric wheel hub of vehicle, mirror image is identical in structure.The biography
Motivation structure 20 connects motor body 10 and drive shaft 30, therebetween deceleration transmission.The drive shaft 30 and hub body 40
It is connected, drives hub body 40 with the rotation of reasonable speed, drive vehicle with speed appropriate, such as 40~200 kilometers/hour
Traveling.In the present embodiment, the pair of electric wheel hub common drive shaft 30, so that two wheels rotate synchronously.Preferably, described
Car body includes a fixed axle sleeve 50, and the axle sleeve 50 is located between two wheels and ring set drive shaft 30, the both ends of axle sleeve 50
It is inside respectively equipped with bearing 52, supports the rotation of drive shaft 30.
The motor body 10 is made of multiple motors 12, and each motor 12 has an output shaft 14.Each motor 12
Output shaft 14 can directly be connect with transmission mechanism 20, may also pass through each type speed reducer and connect with transmission mechanism 20.Preferably,
Each motor 12 is high-speed motor, such as DC brushless motor, permanent magnet synchronous motor, asynchronous machine, reluctance motor, stepper motor
Deng, it is small in size and light-weight, it is provided with retarder between motor 12 and transmission mechanism 20, is turned with reducing the input of transmission mechanism 20
Speed.The quantity n of the motor 12 is preferably 2~12, and the power w of single motor 12 is preferably 0.5~15KW.In this way,
The power namely single-wheel power W of single hub motor are n*w, i.e. 1~180KW.If the quantity of the hub motor of vehicle is N, that
Vehicle power is N*W, according to vehicle and the difference of vehicle traction mode, the quantity N of the hub motor of vehicle can be 1~
30, so vehicle power is 1~5400KW.
The motor body 10 of the utility model hub motor is made of more small machines 12, and structure is simple, single motor 12
Volume, power can be smaller, extensive, high quality, standardized production can be suitble to the small machine of selection standard, reduced
The production cost of hub motor.In addition, the small machine that the utility model electric wheel hub is combined by different size, quantity
12, the electric wheel hub of various different sizes, power can be formed, then cooperate the combination of drive hub number, vehicle power is low can be real
Existing 1~5400KW, can meet the driving demand of various types vehicle, can be widely applied to various large and small, riding, shippings,
Load-carrying, dedicated vehicle etc..Still further, motor body 10 is constituted using multiple small machines 12, redundancy is high, and vehicle is not easy because individual
Electrical fault is cast anchor, and is had better safety guarantee, is easy to marketing.
The transmission mechanism 20 is preferably planetary gear structure, including shell 22 and the planet being set in shell 22
Wheel 24 and sun gear 26.Preferably, the shell 22 is oil seal structure, filled with cutting oil, there is cooling fin in outside for inside,
It is a variety of can to play the role of lubrication, heat dissipation, insulation etc..In the present embodiment, the shell 22 is fixedly connected on axle sleeve 50 by screw
End, axis hole 28 (see Fig. 3) is formed on shell 22, for wearing drive shaft 30.The motor 12 is fixed in shell 22,
And it is arranged around drive shaft 30.In the present embodiment, the transmission mechanism 20 is primary planet wheel construction, is equipped with one in shell 22
Sun gear 26 and several planetary gears 24 for surrounding sun gear 26 and being meshed therewith.26 fixing sleeve of sun gear, which is set to, to be driven
On moving axis 30；The quantity of the planetary gear 24 is suitable with the quantity of motor 12, the output shaft of each planetary gear 24 and a motor 12
14 fixed pivot joints.When motor 12 starts, planetary gear 24 is driven to rotate synchronously with output shaft 14, and then drive and nibble with 24 phase of planetary gear
The sun gear 26 of conjunction rotates.Preferably, the number of teeth of sun gear 26 is much larger than planetary gear 24, and the revolving speed of sun gear 26 is much smaller than planet
Wheel 24, the revolving speed that such transmission mechanism 20 exports outward is further decreased.
The end of the drive shaft 30 passes through the axis hole 28 of shell 22 and protruding, for being connected with hub body 40
It connects.The hub body 40 includes wheel hub 42, the elastic ring 44 being located on wheel hub 42, the stereosphere being located on elastic ring 44
46 and the tire 48 that is located on stereosphere 46.Preferably, the wheel hub 42, elastic ring 44, stereosphere 46 and tire
48 be the integral structure being fixedly connected, and the end of the drive shaft 30 is fixedly attached a blue disk 32, and the wheel hub 42 passes through screw
It is fixedly connected on blue disk 32, easy disassembly and replacement.Wherein, the wheel hub 42,48 appearance of tire and market existing product class
Seemingly, structure repeats no more；The elastic ring 44 be elastomer material, can for solid, liquid, elasticity of gases material or tension spring,
The composition such as pressure spring, various forms of springs and various dampers, rigidity of support circle 46 make motor 12, drive shaft 30, together with vehicle
Body plays due damping effect；The stereosphere 46 provides enough rigid supports, guarantees the circularity and rigidity of felly.
Fig. 4-6 show another embodiment of the utility model electric wheel hub, in schema hub motor be independently configured in
In wheel, such each wheel can be operated alone, differential is run.Similarly, the present embodiment electric wheel hub includes motor body
10, transmission mechanism 20 ', drive shaft 30 ' and hub body 40, wherein the motor body 10, hub body 40 and previous reality
It is identical to apply a structure, repeats no more.The transmission mechanism 20 ' is equally including shell 22 ', the planetary gear being set in shell 22 '
24 and sun gear 26, the difference is that: the shell 22 ' of each electric wheel hub is fixedly connected on vehicle body, and is had
Drive shaft 30 ' independent；One end of the drive shaft 30 ' is stretched out except shell 22 ', and passes through blue disk 32 and hub body
40 connections, the other end are then contained in shell 22 '.Correspondingly, it is provided with axle sleeve 50 ' in the shell 22 ', preferably the axis
Set 50 ' is fixed in shell 22 ' by screw.Each motor 12 is fixed in shell 22 ', and ring set axle sleeve 50 ' is arranged.Institute
It states in axle sleeve 50 ' and is provided with bearing 52, the other end of the drive shaft 30 ' is rotationally plugged in bearing 52, is prevented described
Seam allowance that drive shaft 30 ' and bearing 52 fall off, fastener are Conventional mechanisms, and this will not be repeated here.The shell of the present embodiment hub motor
22 ' are directly fixed on vehicle body, and axle sleeve 50 ', bearing 52, motor 12 are set in shell 22 ', and drive shaft 30 ' individually connects phase
The wheel hub 42 answered not only is further simplified structure, reduces cost, more important is that can take turns independent driving, differential operation, makes more
The driving for obtaining vehicle is more flexible.
It should be noted that the utility model is not limited to above embodiment, creation essence according to the present utility model
Mind, those skilled in the art can also make other variations, these variations done according to the creative spirit of the utility model, all
Should be included in the utility model it is claimed within the scope of.
Claims (10)
1. a kind of electric wheel hub, including motor body and the hub body driven by motor body, it is characterised in that: also wrap
The transmission mechanism of connection motor body and hub body is included, the motor body includes several motors, and each motor is defeated with one
Shaft, the transmission mechanism include a sun gear and several planetary gears being meshed with sun gear, each planetary gear and an electricity
The output shaft of machine is articulated and rotates synchronously, and the sun gear is connected and rotates synchronously with hub body.
2. electric wheel hub as described in claim 1, which is characterized in that the quantity of the motor is 2~12, single motor
Power is 0.5~15KW.
3. electric wheel hub as described in claim 1, which is characterized in that the transmission mechanism further includes a fixed capsul
Body, the shell are formed with axis hole, and the sun gear is fixedly sheathed in a drive shaft, and one end of drive shaft is stretched out across axis hole
It is connect except to shell with hub body.
4. electric wheel hub as claimed in claim 3, which is characterized in that the shell be it is oil-tightening, it is internal to moisten filled with cooling
Lubricating oil, outside are equipped with cooling fin.
5. electric wheel hub as claimed in claim 3, which is characterized in that be connected with blue disk, the wheel hub master in the drive shaft
Body is connected to Lan Panshang.
6. electric wheel hub as claimed in claim 5, which is characterized in that the hub body is integrated mechanism, including wheel hub, ring
The elastic ring being placed on wheel hub, the stereosphere being located on elastic ring and the tire being located on stereosphere, the wheel hub are logical
It crosses screw and is fixedly connected on Lan Panshang.
7. electric wheel hub as claimed in claim 3, which is characterized in that the shell is fixed on car body, and axis is equipped in shell
Set, the axle sleeve is interior to be equipped with bearing, and the other end of the drive shaft is plugged in bearing.
8. electric wheel hub as claimed in claim 7, which is characterized in that the motor is fixed in shell, and is set around axle sleeve
It sets.
9. electric wheel hub as claimed in claim 3, which is characterized in that the other end of the drive shaft is stretched out except shell and inserted
It is connected in an axle sleeve, the rotation of bearing support drive shaft is equipped in the axle sleeve, the shell is fixedly connected on axle sleeve.
10. electric wheel hub as claimed in claim 9, which is characterized in that the motor is fixed in shell, and around drive shaft
Setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821280098.0U CN208881577U (en) | 2018-08-09 | 2018-08-09 | Electric wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821280098.0U CN208881577U (en) | 2018-08-09 | 2018-08-09 | Electric wheel hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208881577U true CN208881577U (en) | 2019-05-21 |
Family
ID=66508399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821280098.0U Active CN208881577U (en) | 2018-08-09 | 2018-08-09 | Electric wheel hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208881577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749558A (en) * | 2018-08-09 | 2018-11-06 | 武君 | Electric wheel hub |
-
2018
- 2018-08-09 CN CN201821280098.0U patent/CN208881577U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749558A (en) * | 2018-08-09 | 2018-11-06 | 武君 | Electric wheel hub |
| CN108749558B (en) * | 2018-08-09 | 2022-03-25 | 武君 | Electric hub |
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