CN113561761A - Wheel assembly and vehicle - Google Patents

Wheel assembly and vehicle Download PDF

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Publication number
CN113561761A
CN113561761A CN202110779865.2A CN202110779865A CN113561761A CN 113561761 A CN113561761 A CN 113561761A CN 202110779865 A CN202110779865 A CN 202110779865A CN 113561761 A CN113561761 A CN 113561761A
Authority
CN
China
Prior art keywords
rim
outer rotor
wheel
wheel assembly
motor
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.)
Pending
Application number
CN202110779865.2A
Other languages
Chinese (zh)
Inventor
侯建勇
庄英武
李泽楠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evergrande New Energy Automobile Investment Holding Group Co Ltd
Original Assignee
Evergrande New Energy Automobile Investment Holding Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Evergrande New Energy Automobile Investment Holding Group Co Ltd filed Critical Evergrande New Energy Automobile Investment Holding Group Co Ltd
Priority to CN202110779865.2A priority Critical patent/CN113561761A/en
Publication of CN113561761A publication Critical patent/CN113561761A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

The invention discloses a wheel assembly and a vehicle, wherein the wheel assembly comprises a wheel hub and a motor, the wheel hub comprises a wheel rim and a radial plate, the wheel rim is provided with a first end and a second end, the radial plate is arranged at the first end, an accommodating space is formed by the radial plate and the inner wall of the wheel rim, the motor is arranged in the accommodating space, the motor comprises an outer rotor and an inner stator, the outer rotor is arranged outside the inner stator, the outer rotor and the inner stator are rotatably connected, the outer rotor is connected with the radial plate, and the inner wall of the wheel rim is supported on the periphery of the outer rotor. By adopting the invention, the radial plate is arranged at one end of the rim, the radial plate and the inner wall of the rim form an accommodating space, the motor is arranged in the accommodating space, the motor does not additionally occupy the axial space of a vehicle wheel shaft, the wheel track of a vehicle cannot be increased, the swing arm of the suspension cannot be reduced, the suspension cannot be greatly changed, the inner wall of the rim is supported on the periphery of the outer rotor of the motor, the outer rotor of the motor plays a role in supporting the rim, the strength of the rim can be improved, and the phenomenon that the radial plate is arranged at one end of the rim to cause uneven stress can be avoided.

Description

Wheel assembly and vehicle
Technical Field
The invention relates to the technical field of traffic equipment, in particular to a wheel assembly and a vehicle.
Background
The new energy vehicles mostly adopt a central motor structure, the power of a motor is transmitted to a wheel through a transmission system, the wheel driving vehicles run, the structure of the transmission system is complex, the in-wheel motor technology is realized, the in-wheel motor technology is used for installing the motor to a wheel hub, the motor directly drives the wheel hub to rotate by driving the wheel, the in-wheel motor technology can save a complex transmission system, but install the motor to the wheel hub, the motor directly drives the wheel hub, the motor can occupy a certain space, the wheel track of the vehicle can be increased, if the wheel track of the vehicle is kept, the swing arm of a suspension can be reduced, and therefore the change of the vehicle suspension is large.
Disclosure of Invention
The invention discloses a wheel assembly and a vehicle, and aims to solve the problem that in the prior art, a wheel hub motor is adopted to cause large change of a vehicle suspension.
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides a wheel assembly, includes wheel hub and motor, wheel hub includes rim and radials, the rim has first end and second end, first end with the second end sets up mutually, the radials is located first end, the radials with the inner wall of rim forms the accommodation space, the motor is located in the accommodation space, the motor includes external rotor and inner stator, the external rotor is located outside the inner stator, just the external rotor with inner stator rotatable coupling, the external rotor with the radials links to each other, just the inner wall of rim support in the periphery of external rotor.
Optionally, one of the inner wall of the rim and the outer periphery of the outer rotor is provided with a protrusion, the other is provided with a groove, and the protrusion and the groove are in limit fit in the rotation direction of the outer rotor.
Optionally, the wheel assembly further comprises a flexible liner disposed between the protrusion and the recess.
Optionally, one of the inner wall of the rim and the outer periphery of the outer rotor is provided with a plurality of the protrusions, the other is provided with a plurality of the grooves, and the protrusions and the grooves correspond to each other one to one.
Alternatively, the plurality of protrusions are uniformly distributed on one of the inner wall of the rim and the outer periphery of the outer rotor, and the plurality of grooves are uniformly distributed on the other of the inner wall of the rim and the outer periphery of the outer rotor.
Optionally, the outer rotor includes a first connection portion, the first connection portion is located at the first end, the web includes a second connection portion, and the first connection portion is connected with the second connection portion through a fastener.
Optionally, the inner stator includes a first connecting arm, the first connecting arm is located at the second end, and the first connecting arm extends out of the accommodating space through the second end for connecting with a suspension swing arm.
Optionally, the inner stator includes a second connecting arm, the second connecting arm is located at the second end, and the second connecting arm extends out of the accommodating space through the second end, so as to be connected with the steering linkage.
Optionally, the wheel assembly further comprises a tire, the tire being connected to the rim.
A vehicle includes a vehicle body and the above wheel assembly, the wheel assembly being attached to the vehicle body.
The technical scheme adopted by the invention can achieve the following beneficial effects:
by adopting the wheel assembly and the vehicle, the motor can directly drive the wheel hub to drive the wheel, and a transmission system can be omitted, so that the structure of the vehicle is simplified; the spoke plate is arranged at one end of the rim, an accommodating space is formed by the spoke plate and the inner wall of the rim, and the motor is arranged in the accommodating space, so that the motor does not additionally occupy the axial space of a vehicle wheel shaft, the wheel track of the vehicle cannot be increased, the swing arm of the suspension cannot be reduced, and the suspension cannot be greatly changed; meanwhile, the inner wall of the rim is supported on the periphery of the outer rotor of the motor, the outer rotor of the motor plays a role in supporting the rim, the strength of the rim can be improved, and uneven stress caused by the fact that the spoke plate is arranged at one end of the rim can be avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a block diagram of a wheel assembly in an embodiment of the present invention;
FIG. 2 is a block diagram of another orientation of the wheel assembly in an embodiment of the present invention;
FIG. 3 is an exploded view of a wheel assembly in an embodiment of the present invention;
FIG. 4 is a block diagram of a hub in an embodiment of the present invention;
FIG. 5 is a structural view of an outer rotor in the embodiment of the present invention;
fig. 6 is a structural view of an inner stator in an embodiment of the present invention.
Description of reference numerals:
100-hub, 110-rim, 111-groove, 120-web, 121-second connecting part, 1211-second mounting hole,
200-motor, 210-outer rotor, 211-bulge, 212-first connecting part, 2121-first mounting hole, 220-inner stator, 221-first connecting arm, 222-second connecting arm,
300-flexible liner,
400-tyre.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 6, the present invention provides a wheel assembly including a wheel hub 100 and a motor 200.
The hub 100 is a body member of a wheel for supporting the tire 400 and for receiving power of a power system to drive rotation of the wheel, and the hub 100 includes a rim 110 and a web 120, wherein the rim 110 is for supporting the tire 400, the web 120 is for supporting the rim 110, and the web 120 is for receiving power of the power system. The rim 110 is cylindrical, the tire 400 is mounted on the rim 110, the web 120 may be plate-shaped, the web 120 may have a hollow structure, the web 120 may be integrated with the rim 110, for example, the web 120 is integrally cast with the rim 110, or may be fixedly connected with the rim 110, for example, the web 120 is in interference fit with the rim 110, or connected through a fastener or other connecting member, and the web 120 is connected with a power system to receive power of the power system.
In the embodiment of the present invention, the motor 200 is mounted on the wheel hub 100, and the motor 200 directly drives the wheel hub 100, thereby driving the wheel to rotate. The motor 200 directly drives the wheel hub 100 to drive the wheel, and a transmission system can be omitted, thereby simplifying the vehicle structure.
The rim 110 has a first end and a second end, the first end and the second end are opposite to each other, the spoke plate 120 is disposed at the first end, specifically, the spoke plate 120 is located at one end, away from the wheel axle, of the rim 110 in the axial direction of the wheel axle, that is, the first end is the end away from the wheel axle in the axial direction of the wheel axle, the second end is the end close to the wheel axle in the axial direction of the wheel axle, the spoke plate 120 and the inner wall of the rim 110 form an accommodating space, and the motor 200 is disposed in the accommodating space. In this accommodation space was located to motor 200, motor 200 can not additionally occupy the axial space of vehicle shaft, consequently can not increase the vehicle wheel base, also can not reduce the suspension swing arm to make the suspension can not take place great change.
The motor 200 comprises an outer rotor 210 and an inner stator 220, the outer rotor 210 is connected with the spoke plate 120, the spoke plate 120 can be driven by the rotation of the outer rotor 210, so that a wheel is driven, the inner wall of the rim 110 is supported on the periphery of the outer rotor 210, the outer rotor 210 of the motor 200 plays a supporting role for the rim 110, the strength of the rim 110 can be improved, and uneven stress caused by the fact that the spoke plate 120 is arranged at one end of the rim 110 can be avoided.
The outer rotor 210 is disposed inside the inner stator 220, and the outer rotor 210 and the inner stator 220 are rotatably connected, specifically, a bearing or other support member is disposed between the outer rotor 210 and the inner stator 220, and the outer rotor 210 and the inner stator 220 are rotatably connected through the bearing or other support member, which will not be described in detail in the embodiments of the present invention.
In the embodiment of the present invention, one of the inner wall of the rim 110 and the outer periphery of the outer rotor 210 is provided with a protrusion 211, and the other is provided with a groove 111, and the protrusion 211 and the groove 111 are in limit fit in the rotation direction of the outer rotor 210. In one aspect, the outer rotor 210 is connected to the spoke plate 120, and the outer rotor 210 can directly drive the spoke plate 120, so as to drive the whole wheel to rotate; on the other hand, the protrusion 211 and the groove 111 are in limit fit in the rotation direction of the outer rotor 210, and the outer rotor 210 can directly drive the rim 110, thereby driving the whole wheel to rotate. The outer rotor 210 is connected with the wheel disc 120, and the protrusions 211 and the grooves 111 are arranged between the outer rotor 210 and the wheel rim 110, so that the force of the outer rotor 210 driving the whole wheel can be more uniformly applied to the wheel rim 110 and the wheel disc 120, the driving is stable, and the deformation caused by uneven stress can be avoided.
Optionally, the inner wall of the rim 110 is provided with a protrusion 211, the outer periphery of the outer rotor 210 is provided with a groove 111, and the protrusion 211 and the groove 111 are in limit fit in the rotation direction of the outer rotor 210. Or, the outer rotor 210 is provided with a protrusion 211 on the periphery thereof, the inner wall of the rim 110 is provided with a groove 111, and the protrusion 211 and the groove 111 are in limit fit in the rotation direction of the outer rotor 210.
The top of the protrusion 211 is matched with the groove bottom of the groove 111, optionally, the top of the protrusion 211 is contacted with the groove bottom of the groove 111, so that the top of the protrusion 211 can play a supporting role in the radial direction of the rotor, and the side wall of the protrusion 211 is in limit fit with the side wall of the groove 111, so that the top of the protrusion 211 can play a driving role in the rotation direction (circumferential direction) of the rotor.
Further, the wheel assembly further comprises a flexible gasket 300, the flexible gasket 300 being disposed between the protrusion 211 and the groove 111. Since the outer rotor 210 and the rim 110 have certain rigidity, for example, are made of steel or other metals, the driving direction may be changed during driving, impact may be generated when the protrusion 211 and the groove 111 are in limit fit, and the flexible gasket 300 is disposed between the protrusion 211 and the groove 111 to play a role of buffering, and is made of flexible materials, for example, rubber. Impact caused by collision between the protrusion 211 and the groove 111 is avoided, and meanwhile, abnormal noise caused by contact can be avoided by the flexible gasket 300.
Specifically, one of the inner wall of the rim 110 and the outer periphery of the outer rotor 210 is provided with a plurality of protrusions 211, and the other is provided with a plurality of grooves 111, the protrusions 211 corresponding to the grooves 111 one to one. The plurality of protrusions 211 and the grooves 111 are provided so that power can be distributed to the plurality of protrusions 211 and the grooves 111 when power is transmitted between the outer rotor 210 and the rim 110, and for example, two protrusions 211 and two grooves 111 may be provided, and the protrusions 211 correspond to the grooves 111 one to one. Alternatively, three protrusions 211 and three grooves 111 may be provided, the protrusions 211 corresponding to the grooves 111 one to one. Of course, more protrusions 211 and grooves 111 may be provided, and the number of the protrusions 211 and the grooves 111 is not limited in the embodiment of the present invention.
Alternatively, the plurality of protrusions 211 are uniformly distributed on one of the inner wall of the rim 110 and the outer circumference of the outer rotor 210, and the plurality of grooves 111 are uniformly distributed on the other of the inner wall of the rim 110 and the outer circumference of the outer rotor 210. It is possible to evenly distribute power to the plurality of protrusions 211 and the grooves 111 when power is transmitted between the outer rotor 210 and the rim 110, so that the inner wall of the rim 110 and the outer circumference of the outer rotor 210 are uniformly stressed in the circumferential direction.
In the embodiment of the present invention, the outer rotor 210 includes the first connection portion 212, the first connection portion 212 is located at a first end, the web 120 includes the second connection portion 121, and the first connection portion 212 and the second connection portion 121 are connected by a fastener, so as to connect the outer rotor 210 and the web 120. When the outer rotor 210 rotates, the web 120 may be driven to rotate by the second connection portion 121 of the web 120, so as to drive the hub 100 to rotate, thereby driving the vehicle to run.
Alternatively, the first connection portion 212 is provided with a first mounting hole 2121, the second connection portion 121 is provided with a second mounting hole 1211, and after the first mounting hole 2121 and the second mounting hole 1211 are aligned, the first connection portion 212 and the second connection portion 121 are connected by a fastener such as a bolt or a screw, so as to connect the outer rotor 210 and the spoke plate 120. When the outer rotor 210 rotates, the web 120 may be driven to rotate by the second connection portion 121 of the web 120, so as to drive the hub 100 to rotate, thereby driving the vehicle to run.
The first connection portion 212 is located at the center of the outer rotor 210, and the second connection portion 121 is located at the center of the web 120, so that the outer rotor 210 smoothly drives the web 120 to avoid eccentricity.
In an embodiment of the present invention, the inner stator 220 includes a first connecting arm 221, the first connecting arm 221 is located at the second end, and the first connecting arm 221 extends out of the accommodating space through the second end for connecting with the suspension arm, for example, the first connecting arm 221 is used for connecting with the suspension arm. The rim 110 is provided with the web 120 only at the first end and is not provided with the web 120 at the second end, so that the rim 110 is open at the second end, the main body of the inner stator 220 is located inside the outer rotor 210, the first connecting arms 221 extend out of the outer rotor 210, and the first connecting arms 221 extend out of the accommodating space through the opening of the second end. The first connecting arm 221 is used to connect with a suspension swing arm for connecting the inner stator 220 with the suspension swing arm, thereby supporting the inner stator 220.
The inner stator 220 includes a second connecting arm 222, the second connecting arm 222 is located at a second end, and the second connecting arm 222 extends out of the accommodating space through the second end for connecting with the steering rod. The rim 110 is provided with the web 120 only at the first end and is not provided with the web 120 at the second end, so that the rim 110 is open at the second end, the main portion of the inner stator 220 is located inside the outer rotor 210, the second connecting arm 222 extends out of the outer rotor 210, and the second connecting arm 222 extends out of the accommodating space through the opening of the second end. The second connecting arm 222 is used to connect to a steering rod, and when steering is required, the angle of the wheel assembly is adjusted by the steering rod, thereby controlling the driving direction.
In an embodiment of the invention, the wheel assembly further comprises a tire 400, the tire 400 being attached to the rim 110. The tire 400 is located outside the rim 110 and is used to support a vehicle on a road surface or other bearing surface, to absorb external impact, to achieve contact with the road surface or other bearing surface, and to ensure the driving performance of the vehicle.
Alternatively, the webs 120 of the hub 100 do not protrude beyond the end of the tire 400, the webs 120 of the hub 100 may be flush with the end of the tire 400, or the webs 120 of the hub 100 may be recessed into the end of the tire 400.
Embodiments of the present invention also provide a vehicle comprising a vehicle body and a wheel assembly as described above, the wheel assembly being connected to the vehicle body, in particular, the first connecting arm 221 of the wheel assembly being connected to the suspension swing arm of the vehicle body and the second connecting arm 222 of the wheel assembly being connected to the steering rod of the vehicle body. The vehicle body may include a vehicle body, a vehicle frame, and other structures. The vehicle in the embodiment of the invention may be an electric vehicle.
By adopting the vehicle of the invention, the motor 200 can directly drive the wheel hub 100 to drive the wheel, and a transmission system can be omitted, thereby simplifying the structure of the vehicle; the wheel disc 120 is arranged at one end of the wheel rim 110, an accommodating space is formed by the wheel disc 120 and the inner wall of the wheel rim 110, the motor 200 is arranged in the accommodating space, the motor 200 does not additionally occupy the axial space of a vehicle wheel shaft, the first connecting arm 221 extends out of the accommodating space to be connected with a suspension swing arm, and the second connecting arm 222 extends out of the accommodating space to be connected with a steering pull rod, so that the wheel track of a vehicle cannot be increased, the suspension swing arm cannot be reduced, and the suspension cannot be greatly changed; meanwhile, the inner wall of the rim 110 is supported on the periphery of the outer rotor 210 of the motor 200, and the outer rotor 210 of the motor 200 supports the rim 110, so that the strength of the rim 110 can be improved, and uneven stress caused by the fact that the spoke plate 120 is arranged at one end of the rim 110 can be avoided.
In the above embodiments of the present invention, the difference between the embodiments is mainly described, and different optimization features between the embodiments can be combined to form a better embodiment as long as they are not contradictory, and further description is omitted here in view of brevity of the text.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a wheel assembly, its characterized in that, includes wheel hub (100) and motor (200), wheel hub (100) includes rim (110) and radials (120), rim (110) has first end and second end, first end with the second end sets up back to back, radials (120) are located first end, radials (120) with the inner wall of rim (110) forms the accommodation space, motor (200) are located in the accommodation space, motor (200) include outer rotor (210) and inner stator (220), outer rotor (210) are located outside inner stator (220), just outer rotor (210) with inner stator (220) rotatable coupling, outer rotor (210) with radials (120) link to each other, just the inner wall of rim (110) support in the periphery of outer rotor (210).
2. Wheel assembly according to claim 1, characterized in that one of the inner wall of the rim (110) and the outer periphery of the outer rotor (210) is provided with a protrusion (211) and the other with a groove (111), the protrusion (211) and the groove (111) being in a positive fit in the rotational direction of the outer rotor (210).
3. The wheel assembly according to claim 2, further comprising a flexible liner (300), the flexible liner (300) being provided between the protrusion (211) and the groove (111).
4. The wheel assembly according to claim 2, wherein one of the inner wall of the rim (110) and the outer periphery of the outer rotor (210) is provided with a plurality of the protrusions (211) and the other is provided with a plurality of the grooves (111), and the protrusions (211) correspond to the grooves (111) one to one.
5. The wheel assembly according to claim 4, wherein a plurality of the protrusions (211) are evenly distributed on one of an inner wall of the rim (110) and an outer circumference of the outer rotor (210), and a plurality of the grooves (111) are evenly distributed on the other of the inner wall of the rim (110) and the outer circumference of the outer rotor (210).
6. The wheel assembly according to claim 1, wherein the outer rotor (210) includes a first connection portion (212), the first connection portion (212) being located at the first end, the web (120) including a second connection portion (121), the first connection portion (212) and the second connection portion (121) being connected by a fastener.
7. The wheel assembly according to claim 1, wherein the inner stator (220) comprises a first connecting arm (221), the first connecting arm (221) being located at the second end, and the first connecting arm (221) protruding out of the receiving space through the second end for connection with a suspension swing arm.
8. The wheel assembly according to claim 1, wherein the inner stator (220) comprises a second connecting arm (222), the second connecting arm (222) being located at the second end, and the second connecting arm (222) protruding out of the receiving space through the second end for connection with a steering tie rod.
9. The wheel assembly of claim 1, further comprising a tire (400), the tire (400) being attached to the rim (110).
10. A vehicle comprising a vehicle body and a wheel assembly according to any one of claims 1 to 9, the wheel assembly being associated with the vehicle body.
CN202110779865.2A 2021-07-09 2021-07-09 Wheel assembly and vehicle Pending CN113561761A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110779865.2A CN113561761A (en) 2021-07-09 2021-07-09 Wheel assembly and vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110779865.2A CN113561761A (en) 2021-07-09 2021-07-09 Wheel assembly and vehicle

Publications (1)

Publication Number Publication Date
CN113561761A true CN113561761A (en) 2021-10-29

Family

ID=78164528

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110779865.2A Pending CN113561761A (en) 2021-07-09 2021-07-09 Wheel assembly and vehicle

Country Status (1)

Country Link
CN (1) CN113561761A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005329817A (en) * 2004-05-20 2005-12-02 Honda Motor Co Ltd Wheel drive for vehicle
CN101224701A (en) * 2008-02-15 2008-07-23 任海 Wheel boss motor power wheel
CN204845516U (en) * 2015-07-14 2015-12-09 北京理工大学 A in -wheel motor driving system for electric vehicle
CN111731092A (en) * 2020-05-28 2020-10-02 南京航空航天大学 Non-inflatable electric wheel with outer rotor and rim integrated structure
CN112092605A (en) * 2019-06-17 2020-12-18 现代摩比斯株式会社 In-wheel motor unit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005329817A (en) * 2004-05-20 2005-12-02 Honda Motor Co Ltd Wheel drive for vehicle
CN101224701A (en) * 2008-02-15 2008-07-23 任海 Wheel boss motor power wheel
CN204845516U (en) * 2015-07-14 2015-12-09 北京理工大学 A in -wheel motor driving system for electric vehicle
CN112092605A (en) * 2019-06-17 2020-12-18 现代摩比斯株式会社 In-wheel motor unit
CN111731092A (en) * 2020-05-28 2020-10-02 南京航空航天大学 Non-inflatable electric wheel with outer rotor and rim integrated structure

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Application publication date: 20211029

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