CN209088682U - A kind of electric vehicle motor wheel hub - Google Patents
A kind of electric vehicle motor wheel hub Download PDFInfo
- Publication number
- CN209088682U CN209088682U CN201822006205.7U CN201822006205U CN209088682U CN 209088682 U CN209088682 U CN 209088682U CN 201822006205 U CN201822006205 U CN 201822006205U CN 209088682 U CN209088682 U CN 209088682U
- Authority
- CN
- China
- Prior art keywords
- electric vehicle
- wheel hub
- vehicle motor
- ring body
- magnetic conduction
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model relates to electric vehicle motor fields, more specifically, it is related to a kind of electric vehicle motor wheel hub, including wheel rim and unitary tip cap, the inner wall of the magnetic conduction ring body and end cap ontology that the unitary tip cap is integrated, the wheel rim is connect by welding manner with the outer peripheral surface of magnetic conduction ring body, it is characterized in that, the unitary tip cap, the magnetic conduction ring body annular in shape axially integrally extended for end cap ontology and from end cap outer body edge, magnetic guiding loop body thickness t1With wheel rim thickness t2The ratio between be 1.2~3.22.Electric vehicle motor wheel hub provided by the utility model is due to the straight forming by the way of punching press or stretching, by cold deformation, its internal grain structure is more uniform, intensity improved more originally, compared with the existing integrated wheel wheel hub by casting and forming, not only intensity can satisfy demand, while the energy is greatly saved, and eliminates raw material melting the process solidified again, the production cycle also greatly shortens simultaneously, improves production efficiency.
Description
Technical field
The utility model relates to electric vehicle motor fields, more specifically, it relates to a kind of electric vehicle motor wheel hub.
Background technique
Electric vehicle motor uses wheel hub as one of main component of electric vehicle motor, is that one kind can integrate motor and tire
The device being integrated, motor are arranged in hub shell, and tire is set on wheel rim, and electrical power can make tyre rotation, into
Row driving vehicle forward.
The structure of existing integrated wheel wheel hub as shown in Figure 1, integrated wheel wheel hub by drop center portion 11, magnetic guiding loop 13 and end cap portions
12 threes become one, and generally use casting technique molding, then form final finished by turnery processing, and this technique needs
Big energy is expended by raw material heating and melting, and then cast molding, the process-cycle is long, spends at high cost, is unfavorable for producing
The raising of efficiency.
In view of problem above, a kind of New-type motor vehicle electrical machinery wheel hub is developed, which not only meets intensity requirement, and
The problem of production process period is short, and production cost is low, is current those skilled in the art's urgent need to resolve.
Utility model content
The shortcomings that in order to make up the prior art, the utility model discloses a kind of electric vehicle motor wheel hubs, can shorten life
The period is produced, substantially reduces the manufacturing cost of former integrated wheel wheel hub, to improve the production efficiency of motor entirety, reduction is produced into
This.
A kind of electric vehicle motor wheel hub, including wheel rim and unitary tip cap, the magnetic guiding loop sheet that the unitary tip cap is integrated
The inner wall of body and end cap ontology, the wheel rim is connect by welding manner with the outer peripheral surface of magnetic conduction ring body, which is characterized in that institute
Unitary tip cap is stated, the magnetic guiding loop sheet annular in shape axially integrally extended for end cap ontology and from end cap outer body edge
Body, magnetic guiding loop body thickness t1With wheel rim thickness t2The ratio between be 1.2~3.22.
The outer edge for being further characterized by the wheel rim is equipped with flange.
It is further characterized by the cavity formed in the cricoid magnetic conduction ring body, the cavity is for accommodating stator iron
Core, the flange are in-flanges.
The inner wall of the magnetic conduction ring body is further characterized by for mounting permanent magnet, the permanent magnetism body thickness t3With lead
Magnet ring body thickness t1The ratio between be 0.31~0.9.
The opposite side outer rim for being further characterized by the magnetic conduction ring body and end cap ontology is turned inside out to form ring
The seam allowance end face of shape.
It is further characterized by the seam allowance end face and is equipped with several ears, be provided on the ear and formed for tapping
The protrusion of threaded hole.
The middle part of the end cap ontology is further characterized by toward the direction section n shape raised annular of cavity into bearing chamber.
Being further characterized by the ratio between the bearing chamber internal diameter d and magnetic conduction ring body internal diameter D is 0.1~0.52.
It is further characterized by the magnetic conduction ring body and the end cap bulk transition is arc section, the arc section
Radius and the ratio between magnetic conduction ring body internal diameter D be 0.005 to 0.2.
The wall thickness for being further characterized by the unitary tip cap is 2.5~4.5mm.
Compared with prior art, electric vehicle motor provided by the utility model is taken turns as can be seen from the above technical solutions
Hub is due to the straight forming by the way of punching press or stretching, and by cold deformation, its internal grain structure is more uniform,
Intensity improved more originally, and compared with the existing integrated wheel wheel hub by casting and forming, not only intensity can satisfy demand, simultaneously
The energy is greatly saved, eliminates and raw material is melted into the process solidified again, while the production cycle also greatly shortens, and improves life
Produce efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of electric vehicle motor integrally casting wheel wheel hub
Fig. 2 is the structural schematic diagram of the utility model electric vehicle motor wheel hub
Fig. 3 is the utility model size code schematic diagram
Fig. 4 is the structural schematic diagram of the utility model unitary tip cap
Fig. 5 is another angled arrangement schematic diagram of the utility model unitary tip cap
Fig. 6 is the rim structure schematic diagram of the utility model electric vehicle motor wheel hub
In figure, 1, integrated wheel wheel hub；11, drop center portion；12, end cap portions；13, magnetic guiding loop；2, wheel rim；21, inner wall；22, it turns over
Side；3, unitary tip cap；31, bearing chamber；32, seam allowance end face；33, ear；34, raised；35, threaded hole；36, magnetic conduction ring body；
37, end cap ontology；38, arc section；39, section n shape protruding ring；4, permanent magnet.
Specific embodiment
Below in conjunction with specific embodiment and attached drawing, the utility model is further explained:
Embodiment 1:
As shown in Figures 2 to 5, a kind of electric vehicle motor wheel hub, including wheel rim 2 and unitary tip cap 3, the unitary tip cap
The inner wall 21 of the 3 magnetic conduction ring bodies 36 being integrated and end cap ontology 37, the wheel rim 2 passes through welding manner and magnetic conduction ring body
36 outer peripheral surface connection, which is characterized in that the unitary tip cap is end cap ontology 37 and the axial direction from end cap outer body edge
The magnetic conduction ring body 36 annular in shape integrally extended, the ratio between 36 thickness of magnetic conduction ring body and wheel rim thickness are 1.78~3.22.
The outer edge of the wheel rim is equipped with flange, and the flange is in-flanges 22, i.e., two lateral flange direction of wheel rim is installation
Tyre side.Invisible wheel rim flange after installation tire, good appearance, abrasion possible to tire are small.
The cavity formed in the unitary tip cap equipped with drawn, the cavity is for accommodating stator core (in figure not
Show).
For the inner wall of the magnetic conduction ring body for annular attachment permanent magnet 4 for constituting magnetic guiding loop, formation outer rotor is described
The ratio between permanent magnetism body thickness and magnetic guiding loop body thickness are 0.31~0.9, realize that leakage field is few, and the utilization rate of permanent magnet is high, and leads
Magnet ring cost control is most reasonable.
The magnetic conduction ring body and the opposite side outer rim of end cap ontology are turned inside out the seam allowance end face 32 to form annular.
The seam allowance end face is equipped with several ears 33, is provided on the ear and forms the convex of threaded hole 35 for tapping
It rises, protrusion bonding strength can remain to be effectively ensured in the limited situation of wall thickness.
The direction section n shape protruding ring 38 of the middle part of the end cap ontology toward cavity forms bearing chamber 31, and section n shape is convex
Bearing chamber strength and stiffness can effectively be increased and prevent from deforming in extraneous shock loading lower bearing room by playing ring 38, and energy
Impact force is effectively absorbed, and then is effectively protected bearing.
The ratio between the bearing chamber internal diameter and magnetic conduction ring body internal diameter are 0.12~0.52, the longest-lived of bearing.
The magnetic conduction ring body and the end cap bulk transition are arc section, the radius and magnetic guiding loop of the arc section
The ratio between ontology internal diameter D is 0.005 to 0.2, can be realized well in technique in this way, cost is minimum, and can guarantee intensity.
The wall thickness of the unitary tip cap is 2.5~4.5mm.
Compared with prior art, electric vehicle motor provided by the utility model is taken turns as can be seen from the above technical solutions
Hub is due to the straight forming by the way of punching press or stretching, and by cold deformation, its internal grain structure is more uniform,
Intensity improved more originally, and compared with the existing integrated wheel wheel hub by casting and forming, not only intensity can satisfy demand, simultaneously
The energy is greatly saved, eliminates and raw material is melted into the process solidified again, while the production cycle also greatly shortens, and improves life
Produce efficiency.
Claims (10)
1. a kind of electric vehicle motor wheel hub, including wheel rim and unitary tip cap, the magnetic conduction ring body that the unitary tip cap is integrated
It is connect by welding manner with the outer peripheral surface of magnetic conduction ring body with the inner wall of end cap ontology, the wheel rim, which is characterized in that described
Unitary tip cap, the magnetic conduction ring body annular in shape axially integrally extended for end cap ontology and from end cap outer body edge,
Magnetic guiding loop body thickness t1With wheel rim thickness t2The ratio between be 1.2~3.22.
2. electric vehicle motor wheel hub according to claim 1, it is characterised in that the outer edge of the wheel rim is equipped with flange.
3. electric vehicle motor wheel hub according to claim 2, it is characterised in that shape in the cricoid magnetic conduction ring body
At cavity, for the cavity for accommodating stator core, the flange is in-flanges.
4. electric vehicle motor wheel hub according to claim 1, it is characterised in that the inner wall of the magnetic conduction ring body is used for
Mount permanent magnet, the permanent magnetism body thickness t3With magnetic guiding loop body thickness t1The ratio between be 0.31~0.9.
5. electric vehicle motor wheel hub according to claim 1, it is characterised in that the magnetic conduction ring body and end cap ontology
Opposite side outer rim be turned inside out to be formed annular seam allowance end face.
6. electric vehicle motor wheel hub according to claim 5, it is characterised in that the seam allowance end face is equipped with several
Ear is provided with the protrusion that threaded hole is formed for tapping on the ear.
7. electric vehicle motor wheel hub according to claim 1, it is characterised in that the middle part of the end cap ontology is toward cavity
Direction section n shape raised annular at bearing chamber.
8. electric vehicle motor wheel hub according to claim 7, it is characterised in that the bearing chamber internal diameter d and magnetic guiding loop sheet
The ratio between internal diameter D is 0.1~0.52.
9. electric vehicle motor wheel hub according to any one of claims 1 to 7, it is characterised in that the magnetic conduction ring body and
The end cap bulk transition is arc section, and the ratio between radius and magnetic conduction ring body internal diameter D of the arc section are 0.005 to 0.2.
10. electric vehicle motor wheel hub according to claim 9, it is characterised in that the wall thickness of the unitary tip cap is 2.5
~4.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822006205.7U CN209088682U (en) | 2018-11-30 | 2018-11-30 | A kind of electric vehicle motor wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822006205.7U CN209088682U (en) | 2018-11-30 | 2018-11-30 | A kind of electric vehicle motor wheel hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209088682U true CN209088682U (en) | 2019-07-09 |
Family
ID=67126291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822006205.7U Active CN209088682U (en) | 2018-11-30 | 2018-11-30 | A kind of electric vehicle motor wheel hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209088682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111262371A (en) * | 2018-11-30 | 2020-06-09 | 温岭市九洲电机制造有限公司 | Wheel hub for electric vehicle motor |
-
2018
- 2018-11-30 CN CN201822006205.7U patent/CN209088682U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111262371A (en) * | 2018-11-30 | 2020-06-09 | 温岭市九洲电机制造有限公司 | Wheel hub for electric vehicle motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209088682U (en) | A kind of electric vehicle motor wheel hub | |
| CN107968497A (en) | A kind of motor rotor core, rotor, motor and washing machine | |
| CN202986671U (en) | Automobile outer wheel hub forging structure | |
| CN207889926U (en) | A kind of axis built-in booster sensor | |
| CN104137398B (en) | Manufacture method, electric motor assembly and the motor of electric motor assembly or motor | |
| CN210760051U (en) | Electric hub structure | |
| CN205930018U (en) | Off -center for electric car wheel hub motor wheel hub of magnetic conduction ring | |
| CN206332518U (en) | New-energy automobile motor rotor | |
| CN202176694U (en) | Composite cage used for decoupler pulley and decoupler pulley | |
| CN111262371A (en) | Wheel hub for electric vehicle motor | |
| JP7256299B2 (en) | motor | |
| CN102412656A (en) | Hollow shaft motor for electric car | |
| CN203730315U (en) | Novel rotary type compressor | |
| CN206149119U (en) | A wheel hub formula motor for two rounds of electric motor cars | |
| CN207565250U (en) | Control arm | |
| CN206348008U (en) | A kind of magneto-electric automobile sensor | |
| CN201989552U (en) | Spin-formed wheel spoke with thickened end surface | |
| CN214314860U (en) | Built-in bearing structure of electric vehicle motor | |
| CN212827857U (en) | Magnetic force auxiliary suspension structure | |
| CN205753917U (en) | A kind of clad type vibrating motor | |
| CN219086934U (en) | Hub for electric vehicle with two end faces of magnetic conduction ring turned outwards | |
| CN216819571U (en) | Steel plate structure motor end cover | |
| CN218456361U (en) | Magnetic bead mounting structure for magnetic weaving hybrid stepping motor | |
| CN202378627U (en) | Multifunctional wheel hub for drive axle | |
| CN211649008U (en) | Main reducer shell of rear axle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Hub for electric vehicle motor Effective date of registration: 20200117 Granted publication date: 20190709 Pledgee: Zhejiang Tyrone commercial bank Limited by Share Ltd Taizhou Wenling branch Pledgor: Wenling Nine Continent Motor Manufacturing Co., Ltd. Registration number: Y2020330000045 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CP03 | Change of name, title or address |
Address after: 3 Wanjin Road, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province Patentee after: Zhejiang Jiuzhou New Energy Technology Co.,Ltd. Address before: 317523 air compressor Park, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: WENLING JIUZHOU ELECTROMECHANICAL Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220224 Granted publication date: 20190709 Pledgee: Zhejiang Tyrone commercial bank Limited by Share Ltd. Taizhou Wenling branch Pledgor: WENLING JIUZHOU ELECTROMECHANICAL Co.,Ltd. Registration number: Y2020330000045 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |