CN218040992U - Motor end cover structure, electric automobile motor and electric automobile - Google Patents
Motor end cover structure, electric automobile motor and electric automobile Download PDFInfo
- Publication number
- CN218040992U CN218040992U CN202222266644.8U CN202222266644U CN218040992U CN 218040992 U CN218040992 U CN 218040992U CN 202222266644 U CN202222266644 U CN 202222266644U CN 218040992 U CN218040992 U CN 218040992U
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- end cover
- electric automobile
- cover structure
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- 230000003014 reinforcing effect Effects 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 abstract description 15
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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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
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Abstract
The utility model discloses a motor end cover structure, electric automobile motor and electric automobile, wherein, motor end cover structure is used for electric automobile's motor cabinet, motor end cover structure includes the end cover, the protruding annular tang baffle that is equipped with of medial surface of end cover is used for and locates the bayonet socket block location of motor cabinet one end, the utility model discloses technical scheme is through reducing electric automobile motor vibrates, has improved the electric automobile abnormal sound problem of squealing.
Description
Technical Field
The utility model relates to a vehicle structure technical field, in particular to motor end cover structure, electric automobile motor and electric automobile.
Background
With the continuous improvement of living standard of people, the automobile and the life of people are more and more compact. People hope that the automobile brings convenience to traffic and simultaneously brings pleasurable and pleasant feelings to people. Therefore, the comfort of the automobile is required to be higher and higher. NVH (Noise, vibration and Harshness) is a performance index with very important property. The squeaking abnormal sound refers to abnormal sound which is generated by the automobile in the driving process, and abnormal noise which repeatedly occurs can be very boring to people and seriously influences the NVH performance of the automobile. Therefore, the method has very important significance for effectively solving the problem of automobile squeaking abnormal sound.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a motor end cover structure aims at improving the car and makes an abnormal sound problem of whistling.
In order to achieve the above object, the utility model provides a motor end cover structure for electric automobile's motor cabinet, motor end cover structure includes the end cover, the medial surface of end cover is protruding to be equipped with annular tang baffle, be used for and locate the bayonet socket block location of motor cabinet one end.
Optionally, the annular spigot baffle projection height is not less than 213mm and not more than 215mm.
Optionally, the annular spigot baffle is no less than 3mm and no more than 5mm thick.
Optionally, the outer side surface of the end cover is provided with a reinforcing rib.
Optionally, the end cover is provided with a plurality of mounting holes for connecting with the motor base through a connecting piece, and the reinforcing rib is arranged around each mounting hole.
Optionally, a plurality of radial reinforcing ribs are arranged at intervals on the outer periphery of each mounting hole; and/or the presence of a gas in the gas,
and two adjacent mounting holes are connected through the radial reinforcing ribs.
Optionally, a bearing hole is formed in the middle of the end cover, and a plurality of reinforcing ribs are arranged on the outer periphery of the bearing hole.
Optionally, the free end of the reinforcing rib is arranged in a circular arc shape.
The utility model also provides an electric automobile motor, electric automobile motor include the motor cabinet and as above motor end cover structure.
The utility model also provides an electric automobile, electric automobile includes as above electric automobile motor.
The utility model discloses technical scheme is through adopting annular tang baffle with locate motor cabinet one end bayonet socket block location is guaranteed the end cover with the concentricity of motor cabinet reduces the motor end cover with the clearance of motor cabinet reduces electric automobile motor vibration improves the electric automobile abnormal sound problem of squealing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of the motor end cover structure of the present invention;
fig. 2 is a schematic structural view of the outer side surface of the end cap in fig. 1.
The reference numbers indicate:
| reference numerals | Name(s) | Reference numerals | Name(s) |
| 100 | Motor |
2 | |
| 1 | |
21 | |
| 11 | |
3 | |
| 12 | Bearing bore | 31 | Reinforcing rib |
The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
With the continuous improvement of living standard of people, the automobile and the life of people are more and more compact. People hope that the automobile brings convenience to traffic and simultaneously brings pleasurable and pleasant feelings to people. Therefore, the comfort of the automobile is required to be higher and higher. NVH (Noise, vibration and Harshness) is a performance index with very important property. The squeaking abnormal sound refers to abnormal sound which is generated by the automobile in the driving process, and abnormal noise which repeatedly occurs can be very boring to people and seriously influences the NVH performance of the automobile. Therefore, the method has very important significance for effectively solving the problem of automobile squeaking abnormal sound.
In view of this, the utility model provides a motor end cover structure for electric automobile's motor cabinet, fig. 1 to fig. 2 do the utility model provides an embodiment of motor end cover structure, the utility model discloses a reduce electric automobile motor vibration, improved the electric automobile abnormal sound problem of squealing, it will be right to combine specific figure below the motor end cover structure explains.
Referring to fig. 1 to 2, the motor end cover structure 100 includes an end cover 1, and an annular seam allowance baffle 21 is convexly disposed on an inner side surface 2 of the end cover 1, and is used for being clamped and positioned with a bayonet at one end of the motor base.
The utility model discloses technical scheme is through adopting annular tang baffle 21 with locate motor cabinet one end bayonet socket block location is guaranteed end cover 1 with the concentricity of motor cabinet reduces end cover 1 with the clearance of motor cabinet reduces electric automobile motor vibration improves electric automobile is made an uproar the abnormal sound problem.
Further, the annular spigot baffle 21 protrudes by a height of not less than 213mm and not more than 215mm. Likewise, the thickness of the annular spigot baffle 21 is not less than 3mm and not more than 5mm. It should be noted that, in the setting of the protruding height and the thickness of the annular seam allowance baffle 21, the protruding height and the thickness may exist alternatively or simultaneously, and obviously, the simultaneous existence brings the best technical effect. Through the annular spigot baffle 21 with moderate height and thickness, avoid the motor cabinet with excessive cooperation between the end cover 1 improves the motor cabinet with each disc axiality on the end cover 1, the end cover 1 with the clearance of motor cabinet is littleer. The offset of the center position of the end cover 1 relative to the center position of the motor base is improved by 6 times, the performance is optimized, the motor vibration of the electric automobile is reduced, and the problem of squeaking and abnormal sound of the electric automobile is solved.
In order to improve the rigidity and the strength of the end cover 1 and reduce the vibration of the electric automobile motor, the outer side surface 3 of the end cover 1 is provided with the reinforcing ribs 31, the strength is higher, and the caused vibration displacement is smaller, so that the vibration of the electric automobile motor is reduced, and the squeaking of the electric automobile motor is reduced.
In this embodiment, please refer to fig. 2, the end cover 1 is provided with a plurality of mounting holes 11 through which the end cover is connected to the motor base through a connecting member, the reinforcing rib 31 is disposed around each mounting hole 11 to improve local rigidity and strength, avoid insufficient strength at the mounting hole 11 due to stress concentration, avoid vibration enhancement caused by looseness between the motor base and the end cover 1, and effectively improve the problem of squeaking and abnormal sound of the electric vehicle. The connecting member is not particularly limited, and in the present embodiment, the connecting member includes a bolt.
The strength and the rigidity of the end cover 1 are further enhanced, a plurality of radial reinforcing ribs 31 are arranged at intervals on the outer periphery of each mounting hole 11, and similarly, two adjacent mounting holes 11 are connected through the radial reinforcing ribs 31. It should be noted that the two may exist either alternatively or simultaneously, and obviously, the simultaneous existence brings the best technical effect. The specific position and number of the plurality of reinforcing ribs 31 are not limited, and in other embodiments, a plurality of reinforcing ribs 31 may be annularly disposed on the outer periphery of the mounting hole 11.
Referring to fig. 2, a bearing hole 12 is formed in the middle of the end cover 1, and a plurality of reinforcing ribs 31 are formed on the outer peripheral side of the bearing hole 12, so that the assembly concentricity and the assembly strength of the end cover 1 and the motor base are ensured.
The free ends of the reinforcing ribs 31 are arranged in an arc shape and are in smooth transition, so that the reinforcing ribs 31 are prevented from being deformed or broken.
The utility model also provides an electric automobile motor, the electric automobile motor includes motor cabinet and motor end cover structure 100, above-mentioned embodiment is referred to the concrete structure of motor end cover structure 100, because this electric automobile motor has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least. And will not be described in detail herein.
It should be noted that, in the present invention, the specific structure of the electric vehicle motor is not limited.
The utility model discloses still provide an electric automobile, electric automobile includes the electric automobile motor, the above-mentioned embodiment is referred to the concrete structure of electric automobile motor, because this electric automobile has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least. And will not be described in detail herein.
It should be noted that, in the present invention, the specific structure of the electric vehicle is not limited.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the patent scope of the utility model, all be in the utility model discloses a under the design, utilize the equivalent structure transform of what the content of the description and the attached drawing was done, or direct/indirect application all includes in other relevant technical field the utility model discloses a patent protection is within range.
Claims (10)
1. The utility model provides a motor end cover structure for electric automobile's motor cabinet, its characterized in that includes the end cover, the protruding annular tang baffle that is equipped with of medial surface of end cover is used for with locate the bayonet socket block location of motor cabinet one end.
2. The motor end cover structure of claim 1, wherein the annular spigot baffle projection height is not less than 213mm and not more than 215mm.
3. The motor end cover structure of claim 1, wherein the annular spigot baffle thickness is not less than 3mm and not more than 5mm.
4. The motor end cap structure of claim 1, wherein the outer side of the end cap is provided with ribs.
5. The motor end cover structure according to claim 4, wherein a plurality of mounting holes are formed through the end cover for connection with the motor base through a connector, and the reinforcing rib is provided around each of the mounting holes.
6. The motor end cover structure according to claim 5, wherein a plurality of radial reinforcing ribs are provided at intervals on an outer peripheral side of each of the mounting holes; and/or the presence of a gas in the atmosphere,
and two adjacent mounting holes are connected through the radial reinforcing ribs.
7. The motor end cover structure according to claim 4, wherein a bearing hole is provided in a central portion of the end cover, and a plurality of the reinforcing ribs are provided on an outer peripheral side of the bearing hole.
8. The motor end cover structure of claim 4, wherein the free ends of the ribs are arcuate.
9. An electric vehicle motor comprising a motor mount and a motor end cap structure according to any one of claims 1 to 8.
10. An electric vehicle characterized by comprising the electric vehicle motor according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222266644.8U CN218040992U (en) | 2022-08-26 | 2022-08-26 | Motor end cover structure, electric automobile motor and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222266644.8U CN218040992U (en) | 2022-08-26 | 2022-08-26 | Motor end cover structure, electric automobile motor and electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218040992U true CN218040992U (en) | 2022-12-13 |
Family
ID=84351926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222266644.8U Active CN218040992U (en) | 2022-08-26 | 2022-08-26 | Motor end cover structure, electric automobile motor and electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218040992U (en) |
-
2022
- 2022-08-26 CN CN202222266644.8U patent/CN218040992U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230131 Granted publication date: 20221213 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20240108 Granted publication date: 20221213 |
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| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20240227 Granted publication date: 20221213 |
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| PP01 | Preservation of patent right |