CN217135298U - Electric motor car wheel hub convenient to maintain - Google Patents
Electric motor car wheel hub convenient to maintain Download PDFInfo
- Publication number
- CN217135298U CN217135298U CN202220510139.0U CN202220510139U CN217135298U CN 217135298 U CN217135298 U CN 217135298U CN 202220510139 U CN202220510139 U CN 202220510139U CN 217135298 U CN217135298 U CN 217135298U
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- wheel shaft
- electric vehicle
- wheel hub
- hub
- shaft
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Abstract
The utility model discloses an electric motor car wheel hub convenient to maintain, including wheel hub, rotor housing and shaft, the shaft passes through the bearing and installs on rotor housing, rotor housing and other coaxial wheel hub housing fixed connection, and evenly arranged has a plurality of wash ports on rotor housing's the circumference, and the inlet port has been seted up to the shaft tip, is located rotor housing's the epaxial venthole of having seted up of shaft, air inlet and venthole intercommunication. The utility model discloses a seted up the inlet port at the shaft tip, the epaxial venthole of having seted up that is located rotor case's wheel makes when needs are maintained, aerifys through the inlet port, and water or steam will be discharged from the wash port, and when carrying out the electric motor car and dismantling the motor maintenance, aerifys through the inlet port, can make the motor dispel the heat fast, makes things convenient for maintenance personal to repair soon to save time.
Description
Technical Field
The utility model belongs to the field, concretely relates to electric motor car wheel hub convenient to maintain.
Background
At present, the most of electric vehicles on the market adopt the hub motor as a power output part, and the hub motor is directly installed on the hub of the electric vehicle to provide power, so that sundries such as water vapor are easily introduced into the hub motor in the use process of the electric vehicle, the inside of the hub motor is easily rusted, the inside water vapor is frequently cleaned, the hub motor is very troublesome to directly disassemble and assemble, and the maintenance is difficult.
Disclosure of Invention
An object of the utility model is to provide an electric motor car hub convenient to maintain can conveniently clear up steam in the wheel hub motor, avoids dismantling.
In order to achieve the above purpose, the utility model adopts the technical proposal that: the utility model provides an electric motor car wheel hub convenient to maintain, includes wheel hub, rotor housing and shaft, and the shaft passes through the bearing and installs on rotor housing, and rotor housing and the coaxial wheel hub shell fixed connection rather than, evenly arranged has a plurality of wash ports on rotor housing's the circumference, and the shaft tip has seted up the inlet port, and the epaxial venthole that has seted up of wheel that lies in rotor housing, air inlet and venthole intercommunication.
Furthermore, one end of the wheel shaft is a motor wire outlet end, and the air inlet is formed in the end portion of the wheel shaft far away from the motor wire outlet end.
Furthermore, the outer edge of the end part of the wheel shaft is provided with threads and is screwed with a sealing cover.
Furthermore, a one-way valve is arranged on the air outlet.
Further, a sealing gasket is arranged in the sealing cover.
Furthermore, the air inlet hole is formed along the axial direction of the wheel shaft, and the air outlet hole is formed along the radial direction of the wheel shaft.
Furthermore, a sealing screw is arranged on the drain hole.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a seted up the inlet port at the shaft tip, the epaxial venthole of having seted up that is located rotor case's wheel makes when needs are maintained, aerifys through the inlet port, and water or steam will be discharged from the wash port, and when carrying out the electric motor car and dismantling the motor maintenance, aerifys through the inlet port, can make the motor dispel the heat fast, makes things convenient for maintenance personal to repair soon to save time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 2;
in the figure: 1. the wheel comprises a hub, 2. a rotor shell, 3. a wheel shaft, 4. a bearing, 5. a water drainage hole, 6. an air inlet hole, 7. a one-way valve, 8. a sealing cover, 9. an air outlet hole, 10. a sealing gasket, 11. a sealing screw.
Detailed Description
Referring to fig. 1-3, an electric vehicle wheel hub convenient to maintain comprises a wheel hub 1, a rotor shell 2 and a wheel shaft 3, wherein the wheel shaft 3 is installed on the rotor shell 2 through a bearing 4, the rotor shell 2 is fixedly connected with a shell of the wheel hub 1 coaxial with the rotor shell, a plurality of water drainage holes 5 are uniformly arranged on the circumference of the rotor shell 2, an air inlet hole 6 is formed in the end part of the wheel shaft 3, an air outlet hole 9 is formed in the wheel shaft 3 positioned in the rotor shell 2, and the air inlet is communicated with the air outlet hole 9.
Wherein, wheel shaft 3 one end is motor outlet end, and air inlet 6 sets up in the wheel shaft 3 tip of keeping away from motor outlet end.
Wherein, the outer edge of the end part of the wheel shaft 3 is provided with a thread and is screwed with a sealing cover 8.
Wherein, the air outlet 9 is provided with a one-way valve 7 to prevent the lubricating liquid in the rotor shell 2 from entering the air outlet 9.
Wherein, a sealing gasket 10 is arranged in the sealing cover 8 to enhance the sealing performance of the sealing air inlet hole 6.
Wherein, the air inlet 6 is arranged along the axial direction of the wheel shaft 3, and the air outlet 9 is arranged along the radial direction of the wheel shaft 3.
Wherein, a sealing screw 11 is arranged on the drain hole 5.
The utility model relates to an electric motor car wheel hub 1 convenient to maintain makes things convenient for electric motor car wheel hub 1 to maintain, when using, opens sealed lid 8 and sealing screw 11, aerifys through inlet port 6, and water or steam will be followed wash port 5 and discharged. When the electric vehicle is disassembled and maintained, the air is inflated through the air inlet holes 6, so that the motor can be rapidly cooled, maintenance personnel can conveniently and quickly maintain the electric vehicle, and time is saved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an electric motor car wheel hub convenient to maintain which characterized by: the wheel shaft is arranged on the rotor shell through a bearing, the rotor shell is fixedly connected with the hub shell which is coaxial with the rotor shell, a plurality of water drainage holes are uniformly arranged on the circumference of the rotor shell, an air inlet hole is formed in the end part of the wheel shaft, an air outlet hole is formed in the wheel shaft positioned in the rotor shell, and the air inlet is communicated with the air outlet hole.
2. The electric vehicle hub of claim 1, wherein: one end of the wheel shaft is a motor wire outlet end, and the air inlet is arranged at the end part of the wheel shaft far away from the motor wire outlet end.
3. An electric vehicle hub facilitating maintenance according to claim 1 or 2, wherein: the outer edge of the end part of the wheel shaft is provided with a thread and is screwed with a sealing cover.
4. The electric vehicle hub of claim 1, wherein: the air outlet is provided with a one-way valve.
5. The electric vehicle hub of claim 3, wherein: a sealing gasket is also arranged in the sealing cover.
6. The electric vehicle hub of claim 1, wherein: the air inlet is arranged along the axial direction of the wheel shaft, and the air outlet is arranged along the radial direction of the wheel shaft.
7. The electric vehicle hub of claim 1, wherein: the drain hole is provided with a sealing screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220510139.0U CN217135298U (en) | 2022-03-10 | 2022-03-10 | Electric motor car wheel hub convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220510139.0U CN217135298U (en) | 2022-03-10 | 2022-03-10 | Electric motor car wheel hub convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217135298U true CN217135298U (en) | 2022-08-05 |
Family
ID=82643849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220510139.0U Active CN217135298U (en) | 2022-03-10 | 2022-03-10 | Electric motor car wheel hub convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217135298U (en) |
-
2022
- 2022-03-10 CN CN202220510139.0U patent/CN217135298U/en active Active
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