CN220134482U - Brake shoe not easy to fall off - Google Patents
Brake shoe not easy to fall off Download PDFInfo
- Publication number
- CN220134482U CN220134482U CN202321441834.7U CN202321441834U CN220134482U CN 220134482 U CN220134482 U CN 220134482U CN 202321441834 U CN202321441834 U CN 202321441834U CN 220134482 U CN220134482 U CN 220134482U
- Authority
- CN
- China
- Prior art keywords
- brake shoe
- brake
- main body
- pressing plate
- skin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 239000003292 glue Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000017525 heat dissipation Effects 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
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model discloses a brake shoe which is not easy to fall off, comprising a brake shoe main body and a brake skin, wherein a pin hole is formed in the side end face of the brake shoe main body, the brake skin is in glue connection with the outer end face of the brake shoe main body, a pressing plate is arranged on the outer end face of the brake shoe main body, a locking bolt is arranged on the pressing plate, and a locking screw hole corresponding to the locking bolt is formed in the inner end face of the brake shoe main body. According to the utility model, the resistance between the brake shoe main body and the brake skin is enhanced through the ratchet teeth and the ratchet grooves, so that the risk of falling off of the brake skin is reduced, the service life of the brake shoe is prolonged, the two ends of the brake skin are pressed and fixed by the pressing plates which are rotatably connected and provided with the locking bolts, the two sides of the brake skin are prevented from edge tilting, the service life of the brake disc is further prolonged, and the local structural strength of the pin hole of the brake shoe main body is improved and the pin hole abrasion is relieved by arranging the wear-resistant rings in the pin hole.
Description
Technical Field
The utility model relates to the technical field of braking equipment, in particular to a brake shoe which is not easy to fall off.
Background
The brake shoe is a friction partner of a drum brake, and should have a stable friction coefficient as high as possible, and appropriate wear resistance, heat dissipation, heat capacity, and the like, in addition to strength and rigidity required as a member. The brake shoes are subjected to the thrust of the actuator, the normal and tangential forces of the brake drum, and the bearing counter forces, and should have a suitable stiffness.
In order to increase the friction force of the brake shoe, the surface of the brake shoe is usually provided with a brake shoe, and in the prior art, the brake shoe is directly glued on the surface of the brake shoe through glue, so that the outer end surface of the brake shoe is subjected to friction force along the tangential direction of the brake shoe for a long time, the edge of the brake shoe is easy to tilt, the inner end surface of the brake shoe is in friction contact with the brake drum on the outer side after tilting, and the brake shoe is easy to fall off, so that the brake is caused to lose braking capacity, and potential safety hazards are generated, and therefore, the brake shoe which is not easy to fall off is needed to solve the problems.
Disclosure of Invention
The utility model aims to provide a brake shoe which is not easy to fall off, so as to solve the problems that a brake skin of the brake shoe is easy to warp and fall off in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a brake shoe that is difficult for droing, includes brake shoe main part and brake skin, the side terminal surface of brake shoe main part is provided with the pinhole, the brake skin glues the outer terminal surface at the brake shoe main part, the outer terminal surface of brake shoe main part is provided with the clamp plate, set up the locking bolt on the clamp plate, the interior terminal surface of brake shoe main part is provided with the locking screw that corresponds with the locking bolt.
Preferably, the outer end face of the brake shoe main body is provided with a ratchet groove, the inner end face of the brake shoe is provided with a ratchet, the brake shoe main body is meshed with the base groove through the ratchet, and the resistance between the brake shoe main body and the brake shoe is enhanced through the ratchet and the ratchet groove, so that the risk of falling off of the brake shoe is reduced.
Preferably, the outer end face of the brake shoe main body is provided with a positioning groove, the inner end face of the brake shoe is provided with a positioning block, and the brake shoe is conveniently and rapidly matched with the brake shoe main body through the positioning groove and the positioning block.
Preferably, the pressing plate is of a Z-shaped structure, a rotating shaft is arranged on the side end face of the pressing plate, and the pressing plate is rotationally connected with the brake shoe main body through the rotating shaft, so that the pressing plate can die-cast the edge of the brake skin.
Preferably, a chute is arranged on the pressing plate, and the locking bolt penetrates through the chute to be in sliding connection with the pressing plate, so that the locking bolt is prevented from interfering with the pressing plate.
Preferably, the thickness of the pressing plate is smaller than that of the brake skin, tenon blocks are arranged at the two ends of the brake skin, and tenon grooves are formed in the edges of the pressing plate, so that the pressing plate presses the two ends of the brake skin, and the pressing plate cannot be worn.
Preferably, the wear-resisting ring is arranged in the pin hole, the wear-resisting ring is made of alumina ceramics, and the alumina has good wear resistance, so that the brake shoe is prevented from shaking and accelerating the abrasion of the brake skin due to the abrasion of the pin hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the resistance between the brake shoe main body and the brake skin is enhanced through the ratchet teeth and the ratchet grooves, so that the risk of falling off the brake skin is reduced, and the service life of the brake shoe is prolonged.
2. According to the utility model, the pressing plates which are rotationally connected are arranged on the two sides of the brake skin, and the locking bolts are arranged on the pressing plates, so that the two ends of the brake skin are pressed and fixed by the pressing plates, the two sides of the brake skin are prevented from warping, and the service life of the brake disc is further prolonged.
3. According to the utility model, the wear-resistant ring is arranged in the pin hole, so that the local structural strength of the pin hole of the brake shoe main body is improved, the abrasion of the pin hole is slowed down, and the stability of the brake skin is improved.
Drawings
FIG. 1 is a front view of the present utility model;
fig. 2 is an enlarged view of fig. 1 a in accordance with the present utility model.
In the figure: the brake shoe comprises a brake shoe main body, an 11 pin hole, a 111 wear-resistant ring, a 12 ratchet groove, a 13 positioning groove, a 14 locking screw hole, a 2 brake shoe cover, a 21 ratchet, a 22 positioning block, a 23 tenon block, a 3 pressing plate, a 31 rotating shaft, a 32 sliding groove, a 33 locking bolt and a 34 tenon groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 and 2, a brake shoe which is not easy to fall off in the drawings comprises a brake shoe main body 1 and a brake skin 2, wherein a pin hole 11 is formed in the side end face of the brake shoe main body 1, the brake skin 2 is glued to the outer end face of the brake shoe main body 1, a pressing plate 3 is arranged on the outer end face of the brake shoe main body 1, a locking bolt 33 is arranged on the pressing plate 3, and a locking screw hole 14 corresponding to the locking bolt 33 is formed in the inner end face of the brake shoe main body 1.
The outer end face of the brake shoe body 1 is provided with a ratchet groove 12, the inner end face of the brake shoe 2 is provided with a ratchet 21, the brake shoe body 1 is meshed with the base groove through the ratchet 21 through the brake shoe 2, and the resistance between the brake shoe body 1 and the brake shoe 2 is enhanced through the ratchet 21 and the ratchet groove 12, so that the risk of falling off of the brake shoe 2 is reduced.
The outer end face of the brake shoe main body 1 is provided with a positioning groove 13, the inner end face of the brake shoe 2 is provided with a positioning block 22, and the brake shoe 2 is conveniently and rapidly matched with the brake shoe main body 1 through the positioning groove 13 and the positioning block 22.
The clamp plate 3 is "Z" shape structure, and the side end face of clamp plate 3 is provided with pivot 31, and clamp plate 3 passes through pivot 31 and brake shoe main part 1 rotation to be connected, makes clamp plate 3 can die-casting brake skin 2's edge.
The pressing plate 3 is provided with the sliding groove 32, and the locking bolt 33 passes through the sliding groove 32 to be in sliding connection with the pressing plate 3, so that the locking bolt 33 is prevented from interfering with the pressing plate 3.
The thickness of the pressing plate 3 is smaller than that of the brake shoe 2, tenon blocks 23 are arranged at two ends of the brake shoe 2, and tenon grooves 34 are formed in the edges of the pressing plate 3, so that the pressing plate 3 presses the two ends of the brake shoe 2, and the pressing plate 3 cannot be worn.
The wear-resistant ring 111 is arranged in the pin hole 11, the wear-resistant ring 111 is made of alumina ceramics, and alumina has good wear resistance, so that the abrasion of the brake shoe shaking acceleration brake skin 2 caused by abrasion of the pin hole 11 is avoided.
The brake shoe is manufactured by the following steps: the brake shoe of the brake shoe 2 is aligned with the positioning groove 13 of the brake shoe, then the brake shoe 2 is glued with the brake shoe, the ratchet 21 is aligned with the ratchet groove 12, the resistance between the brake shoe main body 1 and the brake shoe 2 is enhanced through the ratchet 21 and the ratchet groove 12, so that the risk of falling off of the brake shoe 2 is reduced, then the locking bolt 33 is screwed into the locking nut, the two ends of the brake shoe 2 are gradually pressed by the pressing plate 3, and the two side edges of the brake shoe 2 are prevented from being warped.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A brake shoe which is not easily removed, comprising:
brake shoe main part (1) and brake shoe (2), the side terminal surface of brake shoe main part (1) is provided with pinhole (11), the outer terminal surface at brake shoe main part (1) is glued to brake shoe (2), the outer terminal surface of brake shoe main part (1) is provided with clamp plate (3), set up locking bolt (33) on clamp plate (3), the interior terminal surface of brake shoe main part (1) is provided with locking screw (14) that correspond with locking bolt (33).
2. The non-shedding brake shoe of claim 1, wherein: the outer end face of the brake shoe main body (1) is provided with a ratchet groove (12), and the inner end face of the brake skin (2) is provided with a ratchet (21).
3. The non-shedding brake shoe of claim 1, wherein: the outer end face of the brake shoe main body (1) is provided with a positioning groove (13), and the inner end face of the brake skin (2) is provided with a positioning block (22).
4. The non-shedding brake shoe of claim 1, wherein: the pressing plate (3) is of a Z-shaped structure, a rotating shaft (31) is arranged on the side end face of the pressing plate (3), and the pressing plate (3) is rotationally connected with the brake shoe main body (1) through the rotating shaft (31).
5. The non-shedding brake shoe of claim 1, wherein: the pressing plate (3) is provided with a sliding groove (32), and the locking bolt (33) penetrates through the sliding groove (32) to be in sliding connection with the pressing plate (3).
6. The non-shedding brake shoe of claim 1, wherein: the thickness of the pressing plate (3) is smaller than that of the brake skin (2), tenon blocks (23) are arranged at two ends of the brake skin (2), and tenon grooves (34) are formed in the edge of the pressing plate (3).
7. The non-shedding brake shoe of claim 1, wherein: and a wear-resistant ring (111) is arranged in the pin hole (11), and the wear-resistant ring (111) is made of alumina ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321441834.7U CN220134482U (en) | 2023-06-07 | 2023-06-07 | Brake shoe not easy to fall off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321441834.7U CN220134482U (en) | 2023-06-07 | 2023-06-07 | Brake shoe not easy to fall off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220134482U true CN220134482U (en) | 2023-12-05 |
Family
ID=88952266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321441834.7U Active CN220134482U (en) | 2023-06-07 | 2023-06-07 | Brake shoe not easy to fall off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220134482U (en) |
-
2023
- 2023-06-07 CN CN202321441834.7U patent/CN220134482U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |