CN211778663U - Wear-resisting type automobile brake drum - Google Patents
Wear-resisting type automobile brake drum Download PDFInfo
- Publication number
- CN211778663U CN211778663U CN201922275059.2U CN201922275059U CN211778663U CN 211778663 U CN211778663 U CN 211778663U CN 201922275059 U CN201922275059 U CN 201922275059U CN 211778663 U CN211778663 U CN 211778663U
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- Prior art keywords
- wear
- brake drum
- resistant sleeve
- resisting
- resistant
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- Expired - Fee Related
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Abstract
The utility model relates to an automobile brake drum technical field especially relates to a wear-resisting type automobile brake drum. The brake drum has the advantages that the replaceable wear-resistant sleeve is arranged in the brake drum, so that the brake drum can be ensured to be continuously used with higher brake performance by replacing the wear-resistant sleeve after the wear-resistant sleeve is seriously worn, and the problem of potential safety hazard caused by serious wear after the brake drum is used for a long time is solved; adopt wear-resisting portion and the cooperation of rotating part on the lock piece of mounting hole installation, realized wear-resisting portion and removable wear-resisting cover wearing and tearing jointly, treat that wear-resisting portion is by the serious back of wearing and tearing, the lock piece loses the locking function and drops to can make the navigating mate can know the wearing and tearing condition of wear-resisting cover in the outside, thereby in time dismantle the brake drum and change wear-resisting cover, solved the difficult wear-resisting cover wearing and tearing condition of traditional brake drum, thereby frequently dismantle the problem that the brake drum influences brake drum performance.
Description
Technical Field
The utility model relates to an automobile brake drum technical field especially relates to a wear-resisting type automobile brake drum.
Background
Automobile brake drum is when using, through with the brake shoe running-in, thereby play the purpose that stops the car, in-service use because the brake drum inner wall is more serious with the brake shoe wearing and tearing, the relatively poor brake drum of wearability very influences car performance, and the comparatively serious brake drum of wearing and tearing, though still can use, but there is the potential safety hazard, be unfavorable for the development of production life, adopt the method of dismantling wear-resisting cover in the brake drum promptly, avoid brake drum wearing and tearing, but because wear-resisting cover is installed inside the brake drum, the actual wearing and tearing condition is not dismantled and can't be learnt, and often dismantle the brake drum and know the life that wear-resisting cover wearing and tearing condition will influence the brake drum, bring inconvenience for production life.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a wear-resistant automobile brake drum aiming at the technical defects, which adopts the replaceable wear-resistant sleeve arranged in the brake drum, thereby realizing that the brake drum can be continuously used with higher brake performance by replacing the wear-resistant sleeve after the wear-resistant sleeve is seriously worn, and solving the problem of potential safety hazard caused by serious wear after the brake drum is used for a long time; adopt wear-resisting portion and the cooperation of rotating part on the lock piece of mounting hole installation, realized wear-resisting portion and removable wear-resisting cover wearing and tearing jointly, treat that wear-resisting portion is by the serious back of wearing and tearing, the lock piece loses the locking function and drops to can make the navigating mate can know the wearing and tearing condition of wear-resisting cover in the outside, thereby in time dismantle the brake drum and change wear-resisting cover, solved the difficult wear-resisting cover wearing and tearing condition of traditional brake drum, thereby frequently dismantle the problem that the brake drum influences brake drum performance.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: comprises a drum body, a seal ring, a wear-resistant sleeve and a locking piece; mounting holes are formed in the periphery of the drum body; a wear-resistant sleeve is arranged in the drum body; a seal ring is arranged on one side of the wear-resistant sleeve, which is far away from the bottom in the drum body; the inner wall of the drum body is provided with a mounting boss outside the mounting hole; the wear-resistant sleeve is connected with the inner wall of the drum body in a sliding manner; the wear-resistant sleeve is provided with a mounting groove at a position corresponding to the mounting boss; one side of the mounting groove, which is close to the bottom of the inner wall of the drum body, is provided with a mounting opening; the locking piece penetrates through the mounting groove and is installed in the mounting hole; one side of the locking piece, which is close to the inner wall of the drum body, is provided with a wear-resistant part; a rotating part is arranged on one side of the locking piece close to the outer wall of the drum body; the rotating part is connected with the rotating shaft of the locking piece; and limiting wings are arranged on two sides of the rotating part.
Further optimizing the technical scheme, the outer side of the inner wall of the brake drum is provided with fastening threads; the seal ring is connected in the fastening thread in a threaded manner.
Further optimizing the technical scheme, the periphery of the drum body is also provided with heat dissipation grooves; and a heat dissipation groove is arranged between two adjacent mounting holes.
Further optimize this technical scheme, wear-resisting portion and wear-resisting cover inner wall parallel and level.
Compared with the prior art, the utility model has the advantages of it is following: 1. the replaceable wear-resistant sleeve is arranged in the brake drum, so that the brake drum can be ensured to be continuously used with higher brake performance by replacing the wear-resistant sleeve after the wear-resistant sleeve is seriously worn; 2. wear-resisting portion and the cooperation of rotating part on the locking piece of mounting hole installation, this structure is favorable to having guaranteed that wear-resisting portion wears with removable wear-resisting cover jointly, treats that wear-resisting portion is by the serious back of wearing and tearing, and the locking piece loses the locking function and drops to can make the navigating mate can know the wearing and tearing condition of wear-resisting cover in the outside, thereby in time dismantle the brake drum and change wear-resisting cover.
Drawings
Fig. 1 is a schematic view of the overall structure of a wear-resistant automobile brake drum.
Fig. 2 is a schematic diagram of the overall explosion structure of a wear-resistant automobile brake drum.
Fig. 3 is a schematic diagram of a partial cross-sectional exploded structure of a wear-resistant automotive brake drum.
Fig. 4 is a schematic view of the entire structure of a wear-resistant automobile brake drum after a rotating portion is rotated.
Fig. 5 is an overall sectional structural view of a wear-resistant automobile brake drum.
In the figure: 1. a drum body; 2. sealing a ring; 3. a wear-resistant sleeve; 4. a locking member; 101. mounting holes; 102. mounting a boss; 103. fastening threads; 104. a heat sink; 301. mounting grooves; 302. an installation port; 401. a wear-resistant portion; 402. a rotating part; 403. limiting wings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The specific implementation mode is as follows: as shown in fig. 1-5, the drum comprises a drum body 1, a seal ring 2, a wear-resistant sleeve 3 and a locking piece 4; mounting holes 101 are formed in the periphery of the drum body 1; the drum body 1 is internally provided with a wear-resistant sleeve 3; a seal ring 2 is arranged on one side of the wear-resistant sleeve 3, which is far away from the bottom in the drum body 1; the inner wall of the drum body 1 is provided with a mounting boss 102 at the outer side of the mounting hole 101; the wear-resistant sleeve 3 is connected with the inner wall of the drum body 1 in a sliding manner; the wear-resistant sleeve 3 is provided with a mounting groove 301 corresponding to the mounting boss 102; a mounting opening 302 is formed in one side of the mounting groove 301 close to the bottom of the inner wall of the drum body 1; the locking piece 4 passes through the mounting groove 301 and is mounted in the mounting hole 101; a wear-resistant part 401 is arranged on one side of the locking piece 4 close to the inner wall of the drum body 1; a rotating part 402 is arranged on one side of the locking piece 4 close to the outer wall of the drum body 1; the rotating part 402 is connected with the locking piece 4 in a rotating way; two sides of the rotating part 402 are provided with limiting wings 403; a fastening thread 103 is arranged at the outer side of the inner wall of the brake drum; the seal ring 2 is in threaded connection in the fastening thread 103; the periphery of the drum body 1 is also provided with heat dissipation grooves 104; a heat dissipation groove 104 is arranged between two adjacent mounting holes 101; the wear-resistant part 401 is flush with the inner wall of the wear-resistant sleeve 3.
When the brake drum is used, step one is combined with the steps shown in fig. 1-5, after the brake drum is installed, the wear-resistant sleeve 3 is arranged in the drum body 1, so that the wear-resistant sleeve 3 and the brake shoe are worn, the inner wall of the brake drum cannot be influenced, the strength and the durability of the brake drum are ensured, after the brake drum is used for a long time, the wear-resistant sleeve 3 can be found through external observation, the lock piece 4 loses the locking function and drops due to the fact that the wear-resistant part 401 on one side of the lock piece 4 is seriously worn, the wear-resistant sleeve 3 needs to be replaced at the moment can be known in time, and even if the lock piece 4 drops due to the fact that the installation boss 102 is arranged on the inner;
step two, as shown in fig. 1 to 5, when the wear-resistant sleeve 3 is replaced, the brake drum is taken down, the seal ring 2 is screwed out, at this time, the wear-resistant sleeve 3 which is seriously worn is not fixed by the locking member 4, the wear-resistant sleeve 3 can be taken out, the mounting opening 302 on one side of the new wear-resistant sleeve 3 is aligned with the mounting boss 102, the seal ring 1 is mounted, the seal ring 2 is screwed in, the limiting wings 403 on the two sides of the rotating portion 402 of the locking member 4 are rotated to be parallel to the length direction of the locking member 4, and the mounting opening 101 in the drum 1 is pushed in for mounting, so that the limiting wings 403 on the rotating portion 402 are arranged outside the drum 1, and the limiting wings 403 can be rotated to fix the position of the wear-resistant sleeve 3, and the replacement of the wear-resistant.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (4)
1. A wear-resisting type car brake drum which characterized in that: comprises a drum body (1), a seal ring (2), a wear-resistant sleeve (3) and a locking piece (4); mounting holes (101) are formed in the periphery of the drum body (1); a wear-resistant sleeve (3) is arranged in the drum body (1); a seal ring (2) is arranged on one side of the wear-resistant sleeve (3) far away from the inner bottom of the drum body (1); a mounting boss (102) is arranged on the outer side of the mounting hole (101) on the inner wall of the drum body (1); the wear-resistant sleeve (3) is connected with the inner wall of the drum body (1) in a sliding manner; the wear-resistant sleeve (3) is provided with a mounting groove (301) at a position corresponding to the mounting boss (102); a mounting opening (302) is formed in one side, close to the bottom of the inner wall of the drum body (1), of the mounting groove (301); the locking piece (4) penetrates through the mounting groove (301) and is mounted in the mounting hole (101); a wear-resistant part (401) is arranged on one side, close to the inner wall of the drum body (1), of the locking piece (4); a rotating part (402) is arranged on one side of the locking piece (4) close to the outer wall of the drum body (1); the rotating part (402) is connected with the rotating shaft of the locking piece (4); and limiting wings (403) are arranged on two sides of the rotating part (402).
2. A wear-resistant automotive brake drum according to claim 1, characterized in that: a fastening thread (103) is arranged at the outer side of the inner wall of the brake drum; the seal ring (2) is in threaded connection in the fastening thread (103).
3. A wear-resistant automotive brake drum according to claim 1, characterized in that: the periphery of the drum body (1) is also provided with heat dissipation grooves (104); and a heat dissipation groove (104) is arranged between two adjacent mounting holes (101).
4. A wear-resistant automotive brake drum according to claim 1, characterized in that: the wear-resistant part (401) is flush with the inner wall of the wear-resistant sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275059.2U CN211778663U (en) | 2019-12-18 | 2019-12-18 | Wear-resisting type automobile brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275059.2U CN211778663U (en) | 2019-12-18 | 2019-12-18 | Wear-resisting type automobile brake drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778663U true CN211778663U (en) | 2020-10-27 |
Family
ID=72982631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922275059.2U Expired - Fee Related CN211778663U (en) | 2019-12-18 | 2019-12-18 | Wear-resisting type automobile brake drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211778663U (en) |
-
2019
- 2019-12-18 CN CN201922275059.2U patent/CN211778663U/en not_active Expired - Fee Related
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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: 20201027 Termination date: 20211218 |