CN219911578U - Drum brake device with adjusting sleeve structure - Google Patents
Drum brake device with adjusting sleeve structure Download PDFInfo
- Publication number
- CN219911578U CN219911578U CN202321164267.5U CN202321164267U CN219911578U CN 219911578 U CN219911578 U CN 219911578U CN 202321164267 U CN202321164267 U CN 202321164267U CN 219911578 U CN219911578 U CN 219911578U
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- adjusting sleeve
- brake
- adjusting
- groups
- sleeve structure
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- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 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
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Abstract
The utility model discloses a drum brake device with an adjusting sleeve structure, which belongs to the technical field of drum brakes and comprises a shell, wherein two groups of brake shoes are rotatably connected and arranged in the shell, brake cylinders are arranged on the inner rear side wall of the shell, two ends of each brake cylinder are respectively hinged with the opposite side walls of the two groups of brake shoes, return springs are arranged on the upper side and the lower side of the front side wall of each of the two groups of brake shoes, brake pads are arranged on the outer side wall of each of the two groups of brake shoes, and an adjusting sleeve structure is arranged on the inner rear side wall of the shell.
Description
Technical Field
The utility model relates to the technical field of drum brakes, in particular to a drum brake device with an adjusting sleeve structure.
Background
Drum brakes are devices used for braking rear wheels of vehicles, the drum brakes play a braking effect through contact of brake shoes and friction plates, the brake shoes are mostly provided with brake plates, the drum brake devices need to adjust the positions of the brake shoes in maintenance, and therefore the positions of the brake plates are adjusted, so that braking strokes are adjusted, but the existing drum brake devices are inconvenient to adjust the positions of the brake shoes, so that the brake shoes are difficult to adjust to ideal positions, braking strokes of brakes are affected, and therefore, the drum brake devices with adjusting sleeve structures are needed.
Disclosure of Invention
The utility model aims to provide a drum brake device with an adjusting sleeve structure, which solves the problems 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 drum brake equipment with adjust sleeve structure, includes the casing, casing swivelling joint is equipped with two sets of brake shoes, the back lateral wall is equipped with the brake cylinder in the casing, the brake cylinder both ends articulate mutually with two sets of brake shoes relative lateral wall respectively, and both sides all are equipped with reset spring about the two sets of brake shoes front lateral wall, and two sets of brake shoes lateral wall all are equipped with the brake block, the back lateral wall is equipped with adjusts sleeve structure in the casing.
Further, the adjusting sleeve structure comprises an adjusting sleeve arranged on the inner rear side wall of the shell, a bidirectional screw rod is arranged in the adjusting sleeve, adjusting rods are sleeved on the left and right outer walls of the bidirectional screw rod, one ends of two groups of adjusting rods penetrate through the left and right inner side walls of the adjusting sleeve respectively and are hinged to the opposite side walls of the two groups of brake shoes, driven bevel gears are sleeved on the outer walls of the bidirectional screw rod, driven bevel gears are sleeved on the outer walls of the adjusting sleeve, a driving bevel gear meshed with the driven bevel gears is arranged in the adjusting sleeve, a rotating shaft is arranged at the top of the driving bevel gear, and one end of the rotating shaft penetrates through an adjusting knob arranged at the inner top of the adjusting sleeve and is connected with the outer portion of the adjusting sleeve.
Further, guide grooves are formed in the bottoms of the adjusting sleeves, and guide blocks matched with the guide grooves are arranged at the bottoms of the two groups of adjusting rods.
Further, the brake shoes and the brake pads are all arranged in an arc shape.
Further, a mounting hole is formed in the inner rear side wall of the shell.
Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses can adjust the position of brake shoe under adjusting sleeve mechanism's cooperation to can adjust the ideal position with the brake block, thereby can conveniently adjust the braking stroke.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the adjusting sleeve of the present utility model.
In the figure: 1. a housing; 2. braking wheel cylinders; 3. a return spring; 4. a brake shoe; 5. a brake pad; 6. adjusting the sleeve structure; 60. an adjustment sleeve; 61. an adjustment knob; 62. a rotating shaft; 63. a drive bevel gear; 64. a driven bevel gear; 65. a two-way screw rod; 66. an adjusting rod; 67. a guide groove; 68. and a guide block.
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, the present utility model provides a technical solution: the utility model provides a drum brake equipment with adjust sleeve structure, including casing 1, the mounting hole has been seted up to the inside and outside wall of casing 1, casing 1 internal rotation is connected and is equipped with two sets of brake shoes 4, the inside and outside wall of casing 1 is equipped with brake cylinder 2, the both ends of brake cylinder 2 are articulated mutually with two sets of brake shoes 4 relative lateral walls respectively, both sides all are equipped with reset spring 3 about the lateral wall before two sets of brake shoes 4, two sets of brake shoes 4 lateral walls all are equipped with brake block 5, brake shoe 4 and brake block 5 all are the arciform setting, the inside and outside wall of casing 1 is equipped with adjusts sleeve structure 6.
Referring to fig. 2, the adjusting sleeve structure 6 includes an adjusting sleeve 60 disposed on the inner rear side wall of the housing 1, a bidirectional screw rod 65 is disposed in the adjusting sleeve 60, adjusting rods 66 are sleeved on the left and right outer walls of the bidirectional screw rod 65, one ends of the two sets of adjusting rods 66 respectively penetrate through the left and right inner side walls of the adjusting sleeve 60 and are hinged to the opposite side walls of the two sets of brake shoes 4, a guide groove 67 is disposed at the bottom in the adjusting sleeve 60, guide blocks 68 matched with the guide groove 67 are disposed at the bottoms of the two sets of adjusting rods 66, the adjusting rods 66 move more stably on the outer wall of the bidirectional screw rod 65 under the action of the guide groove 67 and the guide blocks 68, driven bevel gears 64 are sleeved on the outer wall of the bidirectional screw rod 65, driven bevel gears 64 are sleeved on the outer wall of the adjusting sleeve 60, driving bevel gears 63 meshed with the driven bevel gears 64 are disposed in the adjusting sleeve 60, a rotating shaft 62 is disposed at the top of the driving bevel gears 63, and one end of the rotating shaft 62 penetrates through the inner top of the adjusting sleeve 60 and is connected with an adjusting knob 61 disposed outside.
Working principle: when the vehicle needs to be braked, the brake cylinder 2 drives the brake shoe 4 to rotate, thereby the reset spring 3 stretches, the brake shoe 4 drives the brake pad 5 to rub against the inner wall of the shell 1, braking is completed, when the position of the brake pad 5 needs to be adjusted, the operator rotates the adjusting knob 61 to drive the rotating shaft 62 to rotate, the rotating shaft 62 drives the driving bevel gear 63 to rotate, the driving bevel gear 63 drives the driven bevel gear 64 to rotate, the driven bevel gear 64 drives the bidirectional screw rod 65 to rotate, the two groups of adjusting rods 66 are far away from each other on the outer wall of the bidirectional screw rod 65 under the action of the guide groove 67 and the guide block 68, the adjusting rods 66 drive the brake shoe 4 to rotate, the brake shoe 4 drives the brake pad 5 to brake, and therefore the position of the brake pad 5 is adjusted, and the braking stroke can be conveniently adjusted.
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 (5)
1. Drum brake device with adjusting sleeve structure, including casing (1), its characterized in that: the novel brake shoe comprises a shell (1), and is characterized in that two groups of brake shoes (4) are connected in a rotating manner, a brake wheel cylinder (2) is arranged on the inner rear side wall of the shell (1), two ends of the brake wheel cylinder (2) are hinged to the opposite side walls of the two groups of brake shoes (4), return springs (3) are arranged on the upper side and the lower side of the front side wall of the two groups of brake shoes (4), brake pads (5) are arranged on the outer side walls of the two groups of brake shoes (4), and an adjusting sleeve structure (6) is arranged on the inner rear side wall of the shell (1).
2. A drum brake assembly with an adjusting sleeve structure according to claim 1, wherein: the adjusting sleeve structure (6) comprises an adjusting sleeve (60) arranged on the inner rear side wall of a shell (1), a bidirectional screw rod (65) is arranged in the adjusting sleeve (60), adjusting rods (66) are sleeved on the left and right outer walls of the bidirectional screw rod (65), one ends of the two groups of adjusting rods (66) respectively penetrate through the left and right inner side walls of the adjusting sleeve (60) and are hinged to the opposite side walls of the two groups of brake shoes (4), a driven bevel gear (64) is sleeved on the outer wall of the bidirectional screw rod (65), a driven bevel gear (64) is sleeved on the outer wall of the adjusting sleeve (60), a driving bevel gear (63) meshed with the driven bevel gear (64) is arranged in the adjusting sleeve (60), a rotating shaft (62) is arranged at the top of the driving bevel gear (63), and one end of the rotating shaft (62) penetrates through the inner top of the adjusting sleeve (60) and is connected with an adjusting knob (61) arranged outside the adjusting sleeve.
3. A drum brake assembly with an adjusting sleeve structure according to claim 2, wherein: guide grooves (67) are formed in the bottoms of the adjusting sleeves (60), and guide blocks (68) matched with the guide grooves (67) are arranged at the bottoms of the two groups of adjusting rods (66).
4. A drum brake assembly with an adjusting sleeve structure according to claim 1, wherein: the brake shoes (4) and the brake pads (5) are arranged in an arc shape.
5. A drum brake assembly with an adjusting sleeve structure according to claim 1, wherein: the inner rear side wall of the shell (1) is provided with a mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321164267.5U CN219911578U (en) | 2023-05-15 | 2023-05-15 | Drum brake device with adjusting sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321164267.5U CN219911578U (en) | 2023-05-15 | 2023-05-15 | Drum brake device with adjusting sleeve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911578U true CN219911578U (en) | 2023-10-27 |
Family
ID=88424004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321164267.5U Active CN219911578U (en) | 2023-05-15 | 2023-05-15 | Drum brake device with adjusting sleeve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911578U (en) |
-
2023
- 2023-05-15 CN CN202321164267.5U patent/CN219911578U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |