CN212992096U - End cover structure of aluminum-shell electromagnetic braking motor - Google Patents
End cover structure of aluminum-shell electromagnetic braking motor Download PDFInfo
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- CN212992096U CN212992096U CN202022216262.5U CN202022216262U CN212992096U CN 212992096 U CN212992096 U CN 212992096U CN 202022216262 U CN202022216262 U CN 202022216262U CN 212992096 U CN212992096 U CN 212992096U
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- end cover
- cover structure
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Abstract
The application relates to an aluminum shell electromagnetic braking motor end cover structure, relates to the technical field of motor end covers, and comprises a cover body, the shaft hole has been seted up on the lid, be provided with the bearing frame around the shaft hole, the bearing frame has been close to and has been seted up the non-slip groove on the lateral wall in shaft hole, the non-slip inslot is provided with the elasticity slipmat. This application has the effect of improving the wearing and tearing problem that the bearing inner race rotated the cause in the bearing frame.
Description
Technical Field
The application relates to the technical field of motor end covers, in particular to an aluminum shell electromagnetic braking motor end cover structure.
Background
The motor end cover is a fixed cover installed at the motor housing and is used for supporting the shaft in the motor housing. The motor end cover needs to be provided with a bearing.
The utility model discloses a chinese utility model patent that grant bulletin number is CN208094335U discloses a rear end cap on motor, belongs to motor technical field, has the advantage that prevents the rear end cap and drop, and its technical scheme as follows, including the end cover body, be located the bearing cover of end cover body one side, fix the bearing cylinder who covers on bearing, the border position of end cover body evenly is equipped with a plurality of and places the piece, it is equipped with a second screw hole respectively to place the piece, it has two L template connections to place the both sides that the piece is located the second screw hole and articulate, and this utility model can compress tightly connecting end cover and motor housing bolt through two L templates, prevents that the bolt from dropping.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the motor starts to work, the bearing inner ring rotates along with the motor shaft, and simultaneously, the bearing outer ring can be caused to rotate in the bearing seat, so that the bearing outer ring is abraded.
SUMMERY OF THE UTILITY MODEL
In order to improve the wearing and tearing problem that the bearing inner race rotated the cause in the bearing frame, this application provides an aluminum hull electromagnetic braking motor end cover structure.
The application provides a pair of aluminum hull electromagnetic braking motor end cover structure adopts following technical scheme:
the utility model provides an aluminum hull electromagnetic braking motor end cover structure, includes the lid, the shaft hole has been seted up on the lid, be provided with the bearing frame around the shaft hole, the bearing frame has seted up the non-slip groove on being close to a lateral wall in shaft hole, the non-slip inslot is provided with the elasticity slipmat.
Through adopting above-mentioned technical scheme, when the bearing was placed in the bearing frame, the elastic anti-skidding pad was tightly supported with bearing inner race lateral wall, had increased the frictional force of bearing frame with the bearing inner race for the difficult emergence of bearing inner race is slided, has improved the stability of bearing inner race in the bearing frame.
Preferably, a reinforcing rib is arranged on one side wall of the cover body.
By adopting the technical scheme, the reinforcing ribs improve the strength and rigidity of the end cover, reduce the weight and reduce the cost.
Preferably, a chamfer is arranged at one end, far away from the cover body, of the inner side wall of the bearing seat.
Through adopting above-mentioned technical scheme, when the assembly bearing, the chamfer on the bearing frame plays the guiding orientation effect when the assembly, and the bearing of being convenient for is fallen to the position, has improved the convenience and the accuracy of installation bearing.
Preferably, a side wall of the cover body, which is far away from the bearing seat, is provided with a cooling fin.
Through adopting above-mentioned technical scheme, when the motor operation, the heat that the radiator fin of lid lateral wall made the motor produce can give off the external environment more fast, has improved the heat-sinking capability.
Preferably, one end of the bearing seat close to the cover body is provided with a sealing gasket, and one side wall of the cover body close to the bearing seat is provided with a sealing seat for placing the sealing gasket.
Through adopting above-mentioned technical scheme, when the bearing began to rotate, the sealed pad in the seal receptacle makes the lubricating grease in the bearing can not get rid of on the lid lateral wall when rotating, and the protection bearing can not got into and then increase the bearing wearing and tearing by external dust for the bearing rotates unsmoothly, has improved the durability and the stability of bearing.
Preferably, a friction wire is arranged in the sealing seat.
Through adopting above-mentioned technical scheme, after sealed the pad is put into the seal receptacle, the friction silk has increaseed the friction between sealed pad and the seal receptacle for sealed the position of pad in the seal receptacle is more stable, has improved sealed stability of pad.
Preferably, the cover body is provided with an installation groove at the edge of one end far away from the shaft hole.
Through adopting above-mentioned technical scheme, when installation motor end cover, the mounting groove and organism looks joint have improved the convenience of installation and the stability of motor.
Preferably, the anti-slip grooves are arranged in a plurality of numbers, and the anti-slip grooves are arranged on one side wall, close to the shaft hole, of the bearing seat in a criss-cross mode.
Through adopting above-mentioned technical scheme, when the bearing rotates at the excessive speed, the slipmat of many antiskid inslots can provide bigger frictional force for the bearing inner race, can fix the bearing inner race on the bearing frame for the difficult emergence of bearing inner race is rotatory, has improved the stability of bearing inner race in the bearing frame.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the anti-slip groove is formed in the inner side wall of the bearing seat, and the elastic anti-slip pad is arranged in the anti-slip groove, so that when the bearing rotates in the bearing seat, the outer ring of the bearing is tightly abutted against the elastic anti-slip pad on the inner side wall of the bearing seat and is not easy to rotate, and the stability of the outer ring of the bearing in the bearing seat is improved;
2. through setting up many anti-skidding grooves on the inside wall of bearing frame, and many anti-skidding grooves vertically and horizontally staggered set up, even the bearing rotates too fast, the frictional force between bearing inner race and bearing frame still can fix the bearing inner race on the bearing frame for the difficult emergence of bearing inner race is rotatory, has further improved the stability of bearing inner race in the bearing frame.
Drawings
Fig. 1 is a schematic overall structure diagram of an end cover structure of an electromagnetic braking motor with an aluminum shell according to a first embodiment of the present application.
Fig. 2 is a schematic cross-sectional explosion structure diagram of an end cover structure of an aluminum-shell electromagnetic braking motor according to an embodiment of the present application.
Fig. 3 is an exploded schematic view of an end cover structure of an aluminum-shell electromagnetic braking motor according to a second embodiment of the present application.
Description of reference numerals: 1. a cover body; 11. a cover plate; 12. an annular wall; 2. a shaft hole; 3. a bearing seat; 4. an anti-slip groove; 5. a non-slip mat; 6. reinforcing ribs; 7. chamfering; 8. a heat sink; 9. a sealing seat; 10. a gasket; 13. rubbing the silk; 14. mounting grooves; 15. a bearing; 16. mounting lugs; 17. and (7) installing holes.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses an end cover structure of an aluminum shell electromagnetic braking motor.
Example 1
Referring to fig. 1 and 2, an end cover structure of an aluminum-shell electromagnetic brake motor comprises a cover body 1, wherein the cover body 1 comprises a circular cover plate 11 and a hollow cylindrical annular wall 12, the annular wall 12 is located at the center of the cover plate 11, the outer diameter of the annular wall 12 is smaller than the inner diameter of the cover plate 11, four mounting lugs 16 are uniformly distributed on the outer side wall of one end, away from the cover plate 11, of the annular wall 12, mounting holes 17 are formed in the mounting lugs 16, and a right-angle mounting groove 14 is formed in the inner side wall of one end, away from the cover plate 11, of the annular wall 12. When installing lid 1 on the motor fuselage, mounting groove 14 and the mutual joint of organism, the installation ear 16 on lid 1 and the organism splices each other, uses the screw rod to pass mounting hole 17 and fixes lid 1 on the motor fuselage, has improved the convenience of installation and the stability of lid 1 on the fuselage.
The side wall of the cover plate 11 between the bearing seat 3 and the annular wall 12 is uniformly provided with divergent reinforcing ribs 6, and in the embodiment, the number of the reinforcing ribs 6 is preferably eight. Through being provided with strengthening rib 6 on lid 1, improved the intensity and the rigidity of end cover, and under same intensity and rigidity, strengthening rib 6 has alleviateed the weight of lid 1, the cost is reduced.
The one end slope that lid 1 was kept away from to the inside wall of bearing frame 3 is provided with slant chamfer 7, and when assembly bearing 15, chamfer 7 on the bearing frame 3 plays the guiding orientation effect when the assembly, and the bearing 15 of being convenient for falls the position, has improved the convenience and the accuracy of installation bearing 15.
The outer side wall of the annular wall 12 is provided with square fins 8, and in the embodiment, the fins 8 are preferably twenty fins. When the motor operates, the heat radiating fins 8 on the side wall of the cover body 1 enable heat generated by the motor to be radiated to the external environment more quickly, and the heat radiating capacity is improved.
A circular seal seat 9 is arranged on one side wall, close to the bearing seat 3, of the cover plate 11, a sealing gasket 10 matched with the circular seal seat is arranged in the seal seat 9, when the bearing 15 starts to rotate, the sealing gasket 10 in the seal seat 9 enables lubricating grease in the bearing 15 not to be thrown onto the side wall of the cover body 1 when the bearing rotates, the bearing 15 is protected from entering external dust, abrasion of the bearing 15 is further increased, the bearing 15 is enabled to rotate unsmoothly, and durability and stability of the bearing 15 are improved.
Be provided with in the seal receptacle 9 and be the annular fine and dense friction silk 13 of circle, back in seal pad 10 was put into seal receptacle 9, friction silk 13 had increaseed the friction between sealed pad 10 and the seal receptacle 9 for the position of sealed pad 10 in seal receptacle 9 is more stable, has improved the stability of sealed pad 10.
The implementation principle of the embodiment 1 is as follows: when the bearing 15 is placed in the bearing seat 3, because be provided with the elastic non-slip mat 5 in the non-slip groove 4 for when the bearing 15 is at the 3 internal rotations of bearing seat, the difficult emergence of rotation of elastic non-slip mat 5 tight butt on the inside wall of bearing 15 outer lane and bearing seat 3 has improved the stability of bearing 15 outer lane in the bearing seat 3.
Example 2
Referring to fig. 3, the present embodiment is different from embodiment 1 in that a plurality of anti-slip grooves 4 are provided on an inner side wall of a bearing seat 3, and the plurality of anti-slip grooves 4 are arranged in a criss-cross manner.
The implementation principle of the embodiment 2 is as follows: when bearing 15 placed in bearing frame 3, because many anti-skidding grooves 4 vertically and horizontally staggered set up, even bearing 15 rotates too fast, the frictional force between bearing 15 outer lane and bearing frame 3 still can fix bearing 15 outer lane on bearing frame 3 for the difficult emergence of bearing 15 outer lane is rotatory, has further improved the stability of bearing 15 outer lane in bearing frame 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an aluminum hull electromagnetic braking motor end cover structure which characterized in that: including lid (1), shaft hole (2) have been seted up on lid (1), be provided with bearing frame (3) around shaft hole (2), antiskid groove (4) have been seted up on bearing frame (3) the lateral wall that is close to shaft hole (2), be provided with elasticity slipmat (5) in antiskid groove (4).
2. The aluminum-shell electromagnetic brake motor end cover structure of claim 1, wherein: and a reinforcing rib (6) is arranged on one side wall of the cover body (1).
3. The aluminum-shell electromagnetic brake motor end cover structure of claim 1, wherein: and a chamfer (7) is arranged at one end, far away from the cover body (1), of the inner side wall of the bearing seat (3).
4. The aluminum-shell electromagnetic brake motor end cover structure of claim 1, wherein: and a radiating fin (8) is arranged on one side wall of the cover body (1) far away from the bearing seat (3).
5. The aluminum-shell electromagnetic brake motor end cover structure of claim 1, wherein: one end of the bearing seat (3) close to the cover body (1) is provided with a sealing gasket (10), and a sealing seat (9) used for placing the sealing gasket (10) is arranged on one side wall of the cover body (1) close to the bearing seat (3).
6. The aluminum-shell electromagnetic brake motor end cover structure of claim 5, wherein: and friction wires (13) are arranged in the sealing seat (9).
7. The aluminum-shell electromagnetic brake motor end cover structure of claim 1, wherein: the edge of one end, far away from the shaft hole (2), of the cover body (1) is provided with a mounting groove (14).
8. The aluminum-shell electromagnetic brake motor end cover structure of claim 1, wherein: the anti-skidding grooves (4) are arranged to be multiple, and the anti-skidding grooves (4) are arranged on one side wall, close to the shaft hole (2), of the bearing seat (3) in a criss-cross mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022216262.5U CN212992096U (en) | 2020-09-30 | 2020-09-30 | End cover structure of aluminum-shell electromagnetic braking motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022216262.5U CN212992096U (en) | 2020-09-30 | 2020-09-30 | End cover structure of aluminum-shell electromagnetic braking motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212992096U true CN212992096U (en) | 2021-04-16 |
Family
ID=75419042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022216262.5U Expired - Fee Related CN212992096U (en) | 2020-09-30 | 2020-09-30 | End cover structure of aluminum-shell electromagnetic braking motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212992096U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055636A1 (en) * | 2022-09-15 | 2024-03-21 | 周军现 | Pneumatic fire-extinguishing bomb |
-
2020
- 2020-09-30 CN CN202022216262.5U patent/CN212992096U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055636A1 (en) * | 2022-09-15 | 2024-03-21 | 周军现 | Pneumatic fire-extinguishing bomb |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210416 |