CN207382133U - Vehicle wheel component - Google Patents
Vehicle wheel component Download PDFInfo
- Publication number
- CN207382133U CN207382133U CN201721421449.0U CN201721421449U CN207382133U CN 207382133 U CN207382133 U CN 207382133U CN 201721421449 U CN201721421449 U CN 201721421449U CN 207382133 U CN207382133 U CN 207382133U
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- China
- Prior art keywords
- housing
- motor
- fin
- vehicle wheel
- wheel component
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- Motor Or Generator Cooling System (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
A kind of vehicle wheel component, including motor, reducing gear, housing and wheel, housing accommodates motor and speed reducer structure, motor drives the driving force of wheel rotation to generate, coolant is accommodated in housing, it is distributed at least partly around motor and around reducing gear, coolant is driven by the pivo table member of motor and speed reducer structure and flowed and/or splash in housing, and the fin of multiple outwardly convexs is provided on the outer surface of housing.The cooperation of fin of the application vehicle wheel component using wheel lubricating oil in the in vivo splashing of shell and housing, can more efficiently take away the heat of motor and speed reducer structure generation, reach better heat dissipation effect, need not additionally set pump or radiator.
Description
Technical field
This application involves a kind of vehicle wheel component more particularly to a kind of vehicle wheel components with motor.
Background technology
Electric car is equipped with motor on its wheel, the power of motor is directly delivered to wheel.Since motor is pacified
Mounted in inside wheel, so motor needs are small-sized and high-power.However, the motor of higher-wattage is generated more due to power attenuation
More heats.In addition, smaller motor is more likely to the maximum allowable temperature more than stator coil, because it has cooling procedure institute
The smaller heat dissipation area needed.Therefore, small high-power drive motor may be affected by the heat, so as to be unfavorable for its use
Service life and performance.
The content of the invention
To solve the above problems, the purpose of the application is to provide a kind of vehicle wheel component, which raises heat dissipation effects.
For this purpose, according to the one side of the application, provide a kind of vehicle wheel component, including motor, reducing gear, housing and
Wheel, housing accommodate motor and speed reducer structure, and motor accommodates cooling to generate the driving force of driving wheel rotation in housing
Liquid is distributed at least partly around motor and around reducing gear, coolant by motor and speed reducer structure pivo table member
It drives and flows and/or splash in housing, the fin of multiple outwardly convexs is provided on the outer surface of housing.
According to an embodiments possible, wherein, housing is substantially cylindrical, fin along the direction of rotation of wheel at least
It is partially positioned on the circumference of electric machine casing.
According to an embodiments possible, wherein, fin is equidistantly protruded approximately along the radial direction of columned housing.
According to an embodiments possible, wherein, fin is additionally arranged at at least end face of housing or, fin is arranged on
On the end face of the close reducing gear of housing.
According to an embodiments possible, wherein, fin is equidistantly protruded approximately along the axis direction of cylindrical shell.
According to an embodiments possible, wherein, the space of receiving motor and speed reducer structure is connected with each other logical in housing.
According to an embodiments possible, wherein, motor includes stator and rotor, and rotor is with rotatable compared with motor shaft
Mode be supported on motor shaft, stator, which surrounds, is arranged on the periphery of rotor, rotor, the stator heart coaxial with motor shaft.
According to an embodiments possible, wherein, housing is housed in its interior by wheel, and the motor shaft of wheel and motor is consolidated
Fixed connection.
The application vehicle wheel component on the one hand due to the use of coolant, is driven by rotatable element in electric machine casing
Coolant flow and splashing, can preferably by each element in housing rotates or friction generates heat transfer to housing, from
And preferably the heat that enclosure interior generates is dispersed into air.On the other hand on the periphery of housing and/or at least one
Fin on end face is set, adds the heat dissipation area of motor.Therefore, the application vehicle wheel component is in vivo winged in shell using wheel lubricating oil
The cooperation with the fin on housing is splashed, can more efficiently take away the heat of motor and speed reducer structure generation, reaches and preferably dissipates
Thermal effect need not additionally set pump or radiator.
Description of the drawings
Fig. 1 illustrates the schematic diagram of the vehicle wheel component of one embodiment of the application in the assembled state.
Fig. 2 illustrates the schematic diagram at another visual angle of the vehicle wheel component of one embodiment of the application in the assembled state.
Fig. 3 illustrates the plan cross-section schematic diagram of the vehicle wheel component of one embodiment of the application.
Fig. 4 illustrates the perspective cross-sectional schematic diagram of the vehicle wheel component of one embodiment of the application.
Specific embodiment
The preferred embodiment of the application is described with reference to the accompanying drawings.
It refer to shown in Fig. 1 to Fig. 4, the vehicle wheel component 100 of one embodiment of the application includes motor 110, reducing gear
9th, housing 120 and wheel 130.
To generate driving force, driving wheel 130 rotates motor 110.Motor includes stator 8 and rotor 7, and rotor 7 is with phase
It is supported on for 1 rotatable mode of motor shaft on motor shaft 1, stator 8 surrounds the periphery for being arranged on rotor 7, rotor 7, stator 8
With the 1 coaxial heart of motor shaft.The output terminal of rotor 7 drives reducing gear 9 to operate, and reducing gear 9 drives motor shaft 1 to operate.
Housing 120 accommodates motor 110 and reducing gear 9, accommodated in housing 120 motor 110 and reducing gear 9 space that
This is connected.The fin 121 of multiple outwardly convexs is provided on the outer surface of housing 120 at least partly, to improve housing
120 heat dissipation performance.Preferably, fin 121 is equidistantly protruded from the outer surface of housing 120, and 121 one side of fin is increasing
On the other hand the heat dissipation area of big housing 120, forms heat dissipation channel, outside wheel 130 between two adjacent fins 121
Surrounding air flows between fin 121, guides the air circulation around housing 120, promote surrounding air and housing 120 it
Between heat exchange, accelerate to take away the heat that generates on motor 110, motor 110 made to radiate.Therefore, during motor 110 operates,
The heat generated by motor 110 can be scattered to realize by carrying out heat exchange between the fin 121 and surrounding air of motor 110
Heat.Fin 121 can be made from a material that be thermally conductive to enhance heat exchange performance.For example, fin 121 can be by with high-termal conductivity
The metal materials such as aluminium alloy are formed.
Specifically, housing 120 is cylindrical, and fin 121 can be arranged in electric machine casing along the direction of rotation of wheel 130
Circumference on, it is preferable that fin 121 is equidistantly protruded approximately along the radial direction of columned housing 120.Fin 121 is also set
At least end face in housing 120 is put, such as is positioned close on the end face of reducing gear, fin 121 is approximately along cylindrical shell
The axis direction of body 120 equidistantly protrudes.
Coolant is accommodated in housing 120, is distributed at least partly around motor 110 and around reducing gear 9, is cooled down
Liquid is, for example, lubricating oil.Cooling liquid measure is set according to actual cooling requirement, for example, it can be set to cooling liquid measure is so that oil level
The slightly below inner peripheral surface of stator 8.The pivo table member (such as rotor, motor shaft) of motor 110 and/or turning for slowing-down structure 9
Dynamic element (such as each gear of reducing gear) drives coolant flowing and/or splashing in housing 120, coolant is promoted to follow
Ring avoids each element over-temperature in housing 120.In addition coolant can be contacted during flowing and/or splashing in housing 120
Wall, so as to by each element in housing 120 rotates or friction generates heat transfer to housing 120, then by housing 120
Fin 121 can by the heat produced of coolant into air.Compared with the vehicle wheel component in the prior art without using coolant,
The vehicle wheel component of one embodiment of the application is driven due to the use of coolant by rotatable element in electric machine casing 120
Coolant flow and splashing, can be preferably by the heat transfer of each element rotation or friction generation in housing 120 to housing 120
On, so as to which preferably the heat that enclosure interior generates is dispersed into air.
Wheel 130 is constructed such that tire (non-label) can be mounted thereon, and tire is with the rotation of wheel 130
Transhipment is dynamic and rotates.Housing 120 is housed in its interior by wheel 130, and wheel 130 is fixedly connected with motor shaft 1, by from motor
110 rotary power drives and rotates.
When motor 110 works, stator 8 generates magnetic field after being powered, and rotor 7 operates under magnetic fields, drives reducing gear 9
It rotates, reduces the output speed of rotor 7, the output terminal of reducing gear 9 drives motor shaft 1 to rotate with relatively low output speed.Electricity
Arbor 1 is fixed with wheel 130, so as to be rotated with motor car wheel 130.It is appreciated that motor 110 and reducing gear 9 are in the application figure
Structure shown in showing, only as exemplary illustration, the structure of motor 110 and reducing gear 9 is not limited to the application diagram
Shown in example, structure and arrangement mode do not repeat one by one herein known to those skilled in the art in the art.
The application vehicle wheel component on the one hand due to the use of coolant, is driven by rotatable element in electric machine casing
Coolant flow and splashing, can preferably by each element in housing rotates or friction generates heat transfer to housing, from
And preferably the heat that enclosure interior generates is dispersed into air.On the other hand on the periphery of housing and/or at least one
Fin on end face is set, adds the heat dissipation area of motor.Therefore, the application vehicle wheel component is in vivo winged in shell using wheel lubricating oil
The cooperation with the fin on housing is splashed, can more efficiently take away the heat of motor and speed reducer structure generation, reaches and preferably dissipates
Thermal effect need not additionally set pump or radiator.
Although disclosed some embodiments, these embodiments only provide in an illustrative manner, and are not meant to limit
Scope of the present application processed.Appended claim and its equivalent substitution is intended to make in the application scope and spirit all
Modification is substituted and changed.
Claims (8)
1. a kind of vehicle wheel component (100), which is characterized in that including motor (110), reducing gear (9), housing (120) and wheel
(130), housing (120) accommodates motor (110) and reducing gear (9), and motor (110) rotates to generate driving wheel (130)
Driving force, accommodates coolant in housing (120), is distributed at least partly around motor (110) and reducing gear (9) week
It encloses, coolant is flowed and/or flown in housing (120) by the drive of the pivo table member of motor (110) and reducing gear (9)
It splashes, the fin (121) of multiple outwardly convexs is provided on the outer surface of housing (120).
2. vehicle wheel component as described in claim 1, which is characterized in that housing (120) is substantially cylindrical, fin (121) edge
The direction of rotation for wheel (130) is at least partially disposed on the circumference of electric machine casing.
3. vehicle wheel component as claimed in claim 2, which is characterized in that fin (121) is approximately along columned housing (120)
Radial direction equidistantly protrudes.
4. vehicle wheel component as claimed in claim 2, which is characterized in that fin (121) is additionally arranged at least the one of housing (120)
On the end face for the close reducing gear that end face or, fin (121) are arranged on housing (120).
5. vehicle wheel component as claimed in claim 4, which is characterized in that fin (121) is approximately along the axis of cylindrical shell (120)
Line direction equidistantly protrudes.
6. vehicle wheel component as described in claim 1, which is characterized in that motor (110) and reducing gear are accommodated in housing (120)
(9) space is connected with each other logical.
7. vehicle wheel component as described in claim 1, which is characterized in that motor include stator (8) and rotor (7), rotor (7) with
It being supported on compared with the rotatable mode of motor shaft (1) on motor shaft (1), stator (8) surrounds the periphery for being arranged on rotor (7),
Rotor (7), stator (8) heart coaxial with motor shaft (1).
8. vehicle wheel component as described in claim 1, which is characterized in that housing (120) is housed in its interior by wheel (130),
Wheel (130) is fixedly connected with the motor shaft (1) of motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721421449.0U CN207382133U (en) | 2017-10-31 | 2017-10-31 | Vehicle wheel component |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721421449.0U CN207382133U (en) | 2017-10-31 | 2017-10-31 | Vehicle wheel component |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207382133U true CN207382133U (en) | 2018-05-18 |
Family
ID=62337617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721421449.0U Active CN207382133U (en) | 2017-10-31 | 2017-10-31 | Vehicle wheel component |
Country Status (1)
Country | Link |
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CN (1) | CN207382133U (en) |
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2017
- 2017-10-31 CN CN201721421449.0U patent/CN207382133U/en active Active
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