CN215214458U - Light wedge brake assembly - Google Patents
Light wedge brake assembly Download PDFInfo
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- CN215214458U CN215214458U CN202121374155.3U CN202121374155U CN215214458U CN 215214458 U CN215214458 U CN 215214458U CN 202121374155 U CN202121374155 U CN 202121374155U CN 215214458 U CN215214458 U CN 215214458U
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- bottom plate
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- gantry
- bolts
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Abstract
The utility model provides a light-duty wedge brake assembly relates to automotive brake technical field. The light wedge brake assembly comprises a bottom plate, a horseshoe assembly, a supporting shaft, two bolts, two pressing plates and a brake block, wherein the bottom plate is arranged to be hollow inside, the bottom of the bottom plate is in a gantry shape, threaded holes are formed in two end faces of a gantry of the bottom plate, the horseshoe assembly is installed inside the gantry of the bottom plate and clamped with the bottom plate, the supporting shaft is arranged inside the gantry of the bottom plate and used for fixing the horseshoe assembly, the two bolts are matched with threaded holes of two end faces of the bottom plate, the two bolts penetrate through the two threaded holes respectively and are in threaded connection with the bottom plate and used for limiting and fixing the supporting shaft, and the two pressing plates are arranged between the two bolts and the two end faces of the bottom plate respectively and used for supporting and limiting the bolts. The light wedge type brake assembly has the advantages that the structure is simplified, the weight is reduced by 30%, the braking efficiency is improved by 30%, the transmission structure is totally closed, the maintenance is avoided, and the service life of the friction plate with the unequal thickness is prolonged by 1 time.
Description
Technical Field
The utility model relates to a stopper assembly specifically is light-duty wedge brake assembly, belongs to automotive brake technical field.
Background
Automotive brakes are one of the most important components in vehicle braking. At present, most of domestic common trucks and medium and large trucks use traditional pneumatic drum brakes, and the pneumatic drum brakes have the characteristics of simple structure, low cost compared with a disc type brake and reliable performance.
The cam type drum brake has the defects of low transmission efficiency, open structure, poor maintainability, low service life and long brake reaction time because the braking force transmission route is very long; meanwhile, the required spatial position freedom degree is large, inconvenience is brought to chassis arrangement, the weight of the whole brake is heavy, the weight of the whole automobile is increased, and therefore the energy consumption of the automobile is increased.
SUMMERY OF THE UTILITY MODEL
The objective of the present invention is to provide a light wedge brake assembly to solve the above problems, such that the prior art has low transmission efficiency, open structure, poor maintainability, short service life, and long braking response time; meanwhile, the required spatial position freedom degree is large, inconvenience is brought to chassis arrangement, the weight of the whole brake is heavy, the weight of the whole automobile is increased, and therefore the energy consumption of the automobile is increased.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a light-duty wedge brake assembly comprising:
the bottom plate is hollow inside and gantry-shaped at the bottom, and threaded holes are formed in two end faces of a gantry of the bottom plate;
the horseshoe assembly is arranged in the bottom plate gantry and clamped with the bottom plate;
the supporting shaft is arranged inside the bottom plate gantry and used for fixing the horseshoe assembly;
the two bolts are matched with the threaded holes in the two end faces of the bottom plate, penetrate through the two threaded holes respectively, are in threaded connection with the bottom plate and are used for limiting and fixing the supporting shaft;
and the two pressing plates are respectively arranged between the two bolts and the two end faces of the bottom plate and used for supporting and limiting the bolts.
Preferably, the bolt penetrates through the bottom plate and extends to one end inside the bottom plate to be in contact with the supporting shaft for limiting and fixing the supporting shaft, and the horseshoe assembly is fixed with the bottom plate through the supporting shaft arranged inside the bottom plate gantry.
Preferably, the two bolts respectively penetrate through the two pressing plates and enable the two pressing plates to be tightly attached to the bottom plate, and the fixing stability of the bolts to the supporting shaft is improved.
Preferably, an air chamber is fixedly connected to the inner portion of one side, far away from the gantry, of the bottom plate, a self-adjuster is fixedly connected to one side of the bottom plate, and the air chamber is connected with the bottom plate so as to be connected with the self-adjuster.
Preferably, two independent automatic brake clearance adjusting mechanisms are arranged in the self-adjuster, and when the friction plate is worn to cause the clearance between the leading shoe and the brake drum to exceed a set value, the clearance adjusting mechanisms work to automatically eliminate excessive clearance.
Preferably, the bottom plate is far away from horseshoe assembly one side fixedly connected with keeps off the dirt dish, keep off dirt dish cross-sectional shape and set up to the font of caves in, is favorable to improving dustproof effect.
Preferably, two fixing rods are fixedly connected inside the horseshoe assembly, and return springs are sleeved on the outer sides of the two fixing rods.
Preferably, the diameter of the shoe assembly is set to be 310-320 mm.
The utility model provides a light-duty wedge brake assembly, its beneficial effect who possesses as follows:
1. when the light wedge brake assembly is used for braking, an air chamber is inflated to generate thrust, the thrust acts on the self-adjuster, the self-adjuster amplifies the thrust and converts the thrust into the thrust for the horseshoe assembly, the horseshoe assembly rotates around the supporting shaft to brake the brake drum, the structure is simplified, the weight of parts such as a cam shaft, an air chamber support and an automatic adjusting arm is reduced by 30% compared with the traditional structure, the braking efficiency is improved by 30%, the transmission structure is totally closed, maintenance is avoided, and the service life of a non-uniform-thickness friction plate is prolonged by 1 time.
2. The light wedge brake assembly self-adjuster has a brake clearance automatic adjusting function, two sets of independent brake clearance automatic adjusting mechanisms are arranged inside the light wedge brake assembly self-adjuster, when a gap between a leading shoe and a brake drum exceeds a set value due to abrasion of a friction plate, the clearance adjusting mechanisms work to automatically eliminate excessive clearances, the light wedge brake assembly self-adjuster has a brake clearance automatic adjusting function, can independently adjust the gap between the leading shoe and the brake drum, and is a totally-enclosed brake clearance automatic adjusting mechanism which is free of maintenance, long in service life, effective in dust prevention and capable of reducing aging speed.
Drawings
Fig. 1 is a side cross-sectional view of the present invention;
fig. 2 is a side view of the present invention.
In the figure: 1. a base plate; 2. a shoe assembly; 3. a self-adjuster; 4. an air chamber; 5. a dust-blocking disc; 6. a support shaft; 7. pressing a plate; 8. a bolt; 9. and a return spring.
Detailed Description
An embodiment of the utility model provides a light-duty wedge brake assembly.
Referring to fig. 1 and 2, the method includes:
the bottom plate 1 is hollow, the bottom of the bottom plate is in a gantry type, and threaded holes are formed in the two end faces of the gantry of the bottom plate 1;
the horseshoe assembly 2 is arranged in the gantry of the bottom plate 1 and clamped with the bottom plate 1;
the supporting shaft 6 is arranged inside the gantry of the bottom plate 1 and used for fixing the horseshoe assembly 2;
the two bolts 8 are matched with threaded holes in two end faces of the bottom plate 1, the two bolts 8 respectively penetrate through the two threaded holes and are in threaded connection with the bottom plate 1 and used for limiting and fixing the supporting shaft 6, the bolts 8 penetrate through the bottom plate 1 and extend to one end inside the bottom plate 1 to be in contact with the supporting shaft 6 and used for limiting and fixing the supporting shaft 6, and the horseshoe assembly 2 is fixed with the bottom plate 1 through the supporting shaft 6 arranged inside a gantry of the bottom plate 1;
two clamp plates 7 are respectively arranged between two bolts 8 and the two end faces of the bottom plate 1 and used for supporting and limiting the bolts 8, the two bolts 8 respectively penetrate through the two clamp plates 7 and enable the two clamp plates 7 to be tightly attached to the bottom plate 1, the diameter of the horseshoe assembly 2 is set to be 310-320 mm, the bottom plate 1 is far away from the air chamber 4 which is fixedly connected with the inside of one side of the gantry, the self-adjuster 3 is fixedly connected to one side of the bottom plate 1, and the air chamber 4 is connected with the bottom plate 1 and then forms connection with the self-adjuster 3.
The utility model discloses when using: during braking, the air chamber 4 is inflated to generate thrust, the thrust acts on the self-adjuster 3, the self-adjuster 3 amplifies the thrust and converts the thrust into the thrust for the horseshoe assembly 2, the horseshoe assembly 2 rotates around the supporting shaft 6 to brake the brake drum, the structure is simplified, compared with a traditional structure, the weight of parts such as a cam shaft, an air chamber support and an automatic adjusting arm is reduced by 30%, the braking efficiency is improved by 30%, the transmission structure is totally closed, maintenance is avoided, and the service life of the non-uniform-thickness friction plate is prolonged by 1 time.
Referring to fig. 1 and 2 again, two independent automatic braking gap adjusting mechanisms are arranged inside the self-adjuster 3, a dust blocking plate 5 is fixedly connected to one side of the bottom plate 1, which is far away from the shoe assembly 2, the cross section of the dust blocking plate 5 is in a concave shape, two fixing rods are fixedly connected to the inside of the shoe assembly 2, and return springs 9 are sleeved on the outer sides of the two fixing rods.
The utility model discloses when using: the self-adjuster 3 has a function of automatically adjusting the brake clearance, two sets of independent automatic brake clearance adjusting mechanisms are arranged in the self-adjuster, when the clearance between the leading shoe and the brake drum exceeds a set value due to abrasion of the friction plate, the clearance adjusting mechanisms work to automatically eliminate excessive clearance, the automatic brake clearance adjusting mechanism has a function of automatically adjusting the brake clearance, the clearance between the leading shoe and the brake drum can be independently adjusted, and the fully-closed automatic brake clearance adjusting mechanism is free of maintenance, long in service life, effective in dust prevention and capable of reducing the aging speed.
The working principle is as follows: during braking, the air chamber 4 is inflated to generate thrust, the thrust acts on the self-adjuster 3, the self-adjuster 3 amplifies the thrust and converts the thrust into the thrust for the shoe assembly 2, and the shoe assembly 2 rotates around the supporting shaft 6 to brake the brake drum.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. Light-duty wedge brake assembly, its characterized in that includes:
the bottom plate (1) is hollow, the bottom of the bottom plate is in a gantry type, and threaded holes are formed in two end faces of a gantry of the bottom plate (1);
the horseshoe assembly (2) is arranged inside the gantry of the bottom plate (1) and clamped with the bottom plate (1);
the support shaft (6) is arranged inside the gantry of the bottom plate (1) and used for fixing the horseshoe assembly (2);
the two bolts (8) are matched with threaded holes in two end faces of the bottom plate (1), and the two bolts (8) respectively penetrate through the two threaded holes and are in threaded connection with the bottom plate (1) and used for limiting and fixing the support shaft (6);
and the two pressing plates (7) are respectively arranged between the two end faces of the two bolts (8) and the bottom plate (1) and are used for supporting and limiting the bolts (8).
2. The light-weight wedge brake assembly of claim 1, wherein: the bolt (8) penetrates through the bottom plate (1) and extends to one end inside the bottom plate (1) to be in contact with the supporting shaft (6) so as to be used for limiting and fixing the supporting shaft (6), and the horseshoe assembly (2) is fixed with the bottom plate (1) through the supporting shaft (6) arranged inside the gantry of the bottom plate (1).
3. The light-weight wedge brake assembly of claim 1, wherein: the two bolts (8) respectively penetrate through the two pressing plates (7) and enable the two pressing plates (7) to be tightly attached to the bottom plate (1).
4. The light-weight wedge brake assembly of claim 1, wherein: the automatic air conditioning device is characterized in that an air chamber (4) is fixedly connected to the inner portion of one side, far away from the gantry, of the bottom plate (1), an automatic regulator (3) is fixedly connected to one side of the bottom plate (1), and the air chamber (4) is connected with the self regulator (3) through being connected with the bottom plate (1).
5. The light-weight wedge brake assembly of claim 4, wherein: two sets of independent automatic braking clearance adjusting mechanisms are arranged in the self-adjustor (3).
6. The light-weight wedge brake assembly of claim 1, wherein: one side, far away from the horseshoe assembly (2), of the bottom plate (1) is fixedly connected with a dust blocking disc (5), and the cross section of the dust blocking disc (5) is in a concave shape.
7. The light-weight wedge brake assembly of claim 1, wherein: two fixing rods are fixedly connected inside the horseshoe assembly (2), and return springs (9) are sleeved on the outer sides of the two fixing rods.
8. The light-weight wedge brake assembly of claim 1, wherein: the diameter of the shoe assembly (2) is set to be 310-320 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121374155.3U CN215214458U (en) | 2021-06-21 | 2021-06-21 | Light wedge brake assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121374155.3U CN215214458U (en) | 2021-06-21 | 2021-06-21 | Light wedge brake assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215214458U true CN215214458U (en) | 2021-12-17 |
Family
ID=79433764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121374155.3U Active CN215214458U (en) | 2021-06-21 | 2021-06-21 | Light wedge brake assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215214458U (en) |
-
2021
- 2021-06-21 CN CN202121374155.3U patent/CN215214458U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211229 Address after: 266106 Qianjin community, Xifu Town Street, Chengyang District, Qingdao City, Shandong Province (north of Wangsha Road) Patentee after: Qingdao boruike Automobile Technology Co.,Ltd. Address before: 266106 No. 66, HuiFu Road, Xifu Town Street, Chengyang District, Qingdao City, Shandong Province Patentee before: Zhang Zhongliang |