CN218040962U - Novel in-wheel motor structure - Google Patents
Novel in-wheel motor structure Download PDFInfo
- Publication number
- CN218040962U CN218040962U CN202221786648.2U CN202221786648U CN218040962U CN 218040962 U CN218040962 U CN 218040962U CN 202221786648 U CN202221786648 U CN 202221786648U CN 218040962 U CN218040962 U CN 218040962U
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- China
- Prior art keywords
- rim
- ring
- magnetic steel
- steel iron
- connecting ring
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 44
- 239000010959 steel Substances 0.000 claims abstract description 44
- 238000003466 welding Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 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 10
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- 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
Abstract
The utility model provides a novel in-wheel motor structure belongs to in-wheel motor and connects technical field. The problem that more spaces cannot be reserved between a magnetic steel iron ring and a rim of an existing hub motor and used for connecting fastening screws and setting connecting holes is solved. The novel hub motor structure comprises a rim on an outer rotor, wherein an annular abutting part which is arranged in an inward protruding mode is arranged in the middle of the rim, a magnetic steel iron ring which is arranged in the axial direction is fixedly arranged on the inner wall of the annular abutting part, and a connecting structure which can enable the magnetic steel iron ring and the rim to be fixed in the radial direction at intervals is arranged between the rim and the magnetic steel iron ring; the wheel rim comprises a first connecting ring and a second connecting ring, the upper end of the wheel rim and the upper end of the magnetic steel iron ring are fixedly connected through the first connecting ring, and the lower end of the wheel rim and the lower end of the magnetic steel iron ring are fixedly connected through the second connecting ring. The utility model discloses a first connecting hole, the second connecting hole that set up on first go-between and the second go-between also make things convenient for fastening screw's connection, and convenient assembling is made in production.
Description
Technical Field
The utility model belongs to the technical field of the in-wheel motor is connected, a novel in-wheel motor structure is related to.
Background
The hub motor is limited by an electric vehicle tire for a 10-inch electric vehicle, the diameter of the electric vehicle rim is limited to 254mm, a hole position and a wall thickness of a universal inflating valve 8.5mm are reserved at the bottom of the rim, a magnetic steel iron ring is embedded and welded on the inner wall of the rim, the magnetic steel iron ring is required to be stably and fixedly connected with the inner wall of the rim, and meanwhile, the installation size of a fastening screw is reserved, namely, more space is reserved between the magnetic steel iron ring and the rim for connecting the fastening screw to arrange a connecting hole, and if the diameter of the electric vehicle rim and the diameter of the magnetic steel iron ring are changed, the diameter size of a motor core is directly influenced; resulting in poor overall performance of the motor.
Disclosure of Invention
The utility model aims at the above-mentioned problem that exists among the prior art, provide a simple structure, accomplish the inner wall of magnet steel iron ring and rim under the diameter's of the diameter that does not change electric motor car rim and magnet steel iron ring and stably link firmly, can also be used for fastening screw to connect novel in-wheel motor structure.
The purpose of the utility model can be realized by the following technical proposal: a novel hub motor structure comprises a rim on an outer rotor, wherein an annular abutting part which is arranged in an inward protruding mode is arranged in the middle of the rim, and a magnetic steel iron ring which is arranged in the axial direction is fixedly arranged on the inner wall of the annular abutting part; the connecting structure comprises a first connecting ring and a second connecting ring, the upper end of the rim and the upper end of the magnetic steel iron ring are fixedly connected through the first connecting ring, and the lower end of the rim and the lower end of the magnetic steel iron ring are fixedly connected through the second connecting ring.
This novel in-wheel motor structure can also set up the connecting hole on first go-between and second go-between when setting up the size that first go-between and second go-between can ensure rim, magnet steel iron ring, makes things convenient for fastening screw's connection, and it is convenient to produce and make. Convenient to use can also effectual improvement motor's holistic performance.
In foretell a novel in-wheel motor structure, first connecting ring inlay the interval department between the upper end of locating the rim and the upper end of magnet steel iron ring, and the inner wall of first connecting ring and the outer wall of the upper end of magnet steel iron ring link firmly through the welded mode, the outer wall of this first connecting ring and the inner wall of the upper end of rim link firmly through the welded mode. The first connecting ring is made of an iron material and is a square ring.
In the above-mentioned novel in-wheel motor structure, first connecting ring on circumferential interval distribute be the first connecting hole that is axial setting. The first connecting hole is used for connecting the fastening screw, and is convenient to produce, manufacture and assemble.
In the above-mentioned novel in-wheel motor structure, annular butt portion on have the valve hole of slope setting, this valve hole slope runs through first connecting ring. The valve hole is used for assembling the valve core, and is convenient to produce and assemble.
In foretell a novel in-wheel motor structure, the second go-between inlay the interval department between the lower extreme of locating the rim and the lower extreme of magnet steel iron ring, and the inner wall of second go-between and the outer wall of the lower extreme of magnet steel iron ring link firmly through the welded mode, the outer wall of this second go-between and the inner wall of the lower extreme of rim link firmly through the welded mode. The second connecting ring is made of an iron material and is a square ring.
In the novel hub motor structure, the second connecting rings are provided with second connecting holes which are axially arranged at intervals in the circumferential direction. The second connecting hole is used for connecting the fastening screw, and is convenient to produce, manufacture and assemble.
In the novel hub motor structure, the inner diameter of the magnetic steel iron ring is 215-230 mm. The inner diameter of the magnetic steel iron ring is preferably as follows: 223mm.
In the above novel in-wheel motor structure, the outer diameters of the first connecting ring and the second connecting ring are 230 mm-250 mm. The outer diameters of both the first and second connection rings are preferably: 248mm.
Compared with the prior art, this novel in-wheel motor structure's advantage does: the structure design is reasonable and simple, the inner diameter of the magnetic steel iron ring of the 10-inch motor can be set to 223mm at most by arranging the first connecting ring and the second connecting ring, the torque is improved by 12 percent, the overall performance of the motor is better, and the market demand can be met; the first connecting holes and the second connecting holes arranged on the first connecting ring and the second connecting ring are convenient for connecting the fastening screws, and the production, the manufacture and the assembly are convenient.
Drawings
Fig. 1 is a schematic front view structure diagram of the novel hub motor structure.
Fig. 2 is a schematic sectional structure diagram of the structure of the novel hub motor.
In the figure, 1, the rim; 2. an annular abutment; 3. a magnetic steel iron ring; 4. a first connecting ring; 5. a second connection ring; 6. a first connection hole; 7. a valve hole; 8. and a second connecting hole.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and fig. 2, the novel hub motor structure mainly comprises a rim 1 on an outer rotor, an annular abutting part 2 arranged in an inward convex manner is arranged in the middle position of the rim 1, a magnetic steel iron ring 3 arranged axially is fixedly arranged on the inner wall of the annular abutting part 2, and a connecting structure capable of fixing the magnetic steel iron ring 3 and the rim 1 at radial intervals is arranged between the rim 1 and the magnetic steel iron ring 3; during actual manufacturing, the connecting structure mainly comprises a first connecting ring 4 and a second connecting ring 5, the upper end of the rim 1 and the upper end of the magnetic steel iron ring 3 are fixedly connected through the first connecting ring 4, and the lower end of the rim 1 and the lower end of the magnetic steel iron ring 3 are fixedly connected through the second connecting ring 5; the first connecting ring 4 is embedded in the interval between the upper end of the rim 1 and the upper end of the magnetic steel iron ring 3, the inner wall of the first connecting ring 4 is fixedly connected with the outer wall of the upper end of the magnetic steel iron ring 3 in a welding manner, and the outer wall of the first connecting ring 4 is fixedly connected with the inner wall of the upper end of the rim 1 in a welding manner; the second connecting ring 5 is embedded in a gap between the lower end of the rim 1 and the lower end of the magnetic steel iron ring 3, the inner wall of the second connecting ring 5 is fixedly connected with the outer wall of the lower end of the magnetic steel iron ring 3 in a welding mode, and the outer wall of the second connecting ring 5 is fixedly connected with the inner wall of the lower end of the rim 1 in a welding mode.
During actual manufacturing, first connecting holes 6 which are axially arranged are circumferentially distributed on the first connecting ring 4 at intervals; the annular abutment 2 has an obliquely arranged valve hole 7, which valve hole 7 extends obliquely through the first connecting ring 4.
In actual manufacturing, the second connecting ring 5 is circumferentially distributed with second connecting holes 8 at intervals in axial arrangement.
In actual manufacturing, the outer diameters of the first and second connection rings 4 and 5 are 223mm; the inner diameter of the magnetic steel iron ring 3 is 248mm.
Those not described in detail in this specification are well within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. A novel hub motor structure comprises a rim (1) on an outer rotor, wherein an annular abutting part (2) which is arranged in an inward protruding mode is arranged in the middle of the rim (1), and a magnetic steel iron ring (3) which is arranged in the axial direction is fixedly arranged on the inner wall of the annular abutting part (2), and is characterized in that a connecting structure which can enable the magnetic steel iron ring (3) and the rim (1) to be fixed in the radial direction at intervals is arranged between the rim (1) and the magnetic steel iron ring (3); the connecting structure comprises a first connecting ring (4) and a second connecting ring (5), the upper end of the rim (1) and the upper end of the magnetic steel iron ring (3) are fixedly connected through the first connecting ring (4), and the lower end of the rim (1) and the lower end of the magnetic steel iron ring (3) are fixedly connected through the second connecting ring (5).
2. The novel hub motor structure of claim 1, wherein the first connecting ring (4) is embedded in a gap between the upper end of the rim (1) and the upper end of the magnetic steel iron ring (3), the inner wall of the first connecting ring (4) is fixedly connected with the outer wall of the upper end of the magnetic steel iron ring (3) in a welding manner, and the outer wall of the first connecting ring (4) is fixedly connected with the inner wall of the upper end of the rim (1) in a welding manner.
3. The novel in-wheel motor structure as claimed in claim 2, characterized in that the first connecting ring (4) is circumferentially distributed with axially arranged first connecting holes (6) at intervals.
4. A novel in-wheel motor structure according to claim 3, characterized in that the annular abutting part (2) is provided with an obliquely arranged valve hole (7), and the valve hole (7) obliquely penetrates through the first connecting ring (4).
5. The novel hub motor structure as claimed in claim 1, wherein the second connecting ring (5) is embedded in a gap between the lower end of the rim (1) and the lower end of the magnetic steel iron ring (3), the inner wall of the second connecting ring (5) is fixedly connected with the outer wall of the lower end of the magnetic steel iron ring (3) in a welding manner, and the outer wall of the second connecting ring (5) is fixedly connected with the inner wall of the lower end of the rim (1) in a welding manner.
6. The novel hub motor structure as claimed in claim 5, wherein the second connecting ring (5) is circumferentially and alternately distributed with axially arranged second connecting holes (8).
7. The novel in-wheel motor structure of claim 1, characterized in that the inner diameter of the magnetic steel iron ring (3) is 215 mm-230 mm.
8. The novel in-wheel motor structure of claim 1, characterized in that the outer diameters of the first connecting ring (4) and the second connecting ring (5) are 230 mm-250 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221786648.2U CN218040962U (en) | 2022-07-12 | 2022-07-12 | Novel in-wheel motor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221786648.2U CN218040962U (en) | 2022-07-12 | 2022-07-12 | Novel in-wheel motor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218040962U true CN218040962U (en) | 2022-12-13 |
Family
ID=84382056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221786648.2U Active CN218040962U (en) | 2022-07-12 | 2022-07-12 | Novel in-wheel motor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218040962U (en) |
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2022
- 2022-07-12 CN CN202221786648.2U patent/CN218040962U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231113 Address after: No. 1, Shenhu Industrial 1st Road, Shenhu Village, Longxi Street, Boluo County, Huizhou City, Guangdong Province 516100 Patentee after: Guangdong Fengchi Technology Co.,Ltd. Address before: 523000 Room 202, No. 18, Baixing Road, Baihuadong, Dalingshan Town, Dongguan, Guangdong Patentee before: Dongguan Lushang Electromechanical Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |