CN210344111U - Connecting structure of control arm and brake bottom plate of automatic adjusting arm - Google Patents
Connecting structure of control arm and brake bottom plate of automatic adjusting arm Download PDFInfo
- Publication number
- CN210344111U CN210344111U CN201921025761.7U CN201921025761U CN210344111U CN 210344111 U CN210344111 U CN 210344111U CN 201921025761 U CN201921025761 U CN 201921025761U CN 210344111 U CN210344111 U CN 210344111U
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- connecting rod
- automatic adjusting
- arm
- bottom plate
- adjusting arm
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Abstract
The connecting structure of the control arm and the brake bottom plate of the automatic adjusting arm comprises a brake bottom plate and the automatic adjusting arm, wherein the automatic adjusting arm is arranged on the brake bottom plate, the connecting structure also comprises a connecting rod, one end of the connecting rod is detachably connected with the brake bottom plate, the other end of the connecting rod is connected with the control arm on the automatic adjusting arm, and the connecting rod is used for limiting the rotation of the control arm; the new structure greatly simplifies the original hoop type assembly method, has simple manufacture and convenient installation, and reduces the cost and the weight of parts.
Description
Technical Field
The utility model relates to a connection structure of control arm and braking bottom plate of automatic adjustment arm.
Background
The requirements in national standard GB7258-2017 require that the automobile service brake must adopt an abrasion automatic adjusting device, and an automobile installation automatic adjusting arm is one of the ways of meeting the requirements of regulations.
As shown in fig. 1, the connecting bracket of the control arm of the automatic adjusting arm used in the conventional axle brake is generally in a hoop-type structure; the automatic adjusting arm 2 is arranged on the brake bottom plate 1 through a shaft part of the automatic adjusting arm, the connecting bracket 3 is fixed on the brake bottom plate through a U-shaped bolt 4 and a nut 5, and the connecting bracket is connected with the control arm 201 of the automatic adjusting arm through a bolt 6 and a nut; such structures are relatively complex, inconvenient to assemble and disassemble, and increase material costs and assembly costs.
Disclosure of Invention
The utility model provides an automatic control arm of adjustment arm and brake bottom plate's connection structure has solved the inconvenient, the high problem of manufacturing cost of loading and unloading.
In order to solve the technical problem, the technical scheme of the utility model is that: the connection structure of the control arm of the automatic adjusting arm and the brake base plate comprises the brake base plate and the automatic adjusting arm, wherein the automatic adjusting arm is arranged on the brake base plate, and the connection structure is characterized in that: the brake device is characterized by further comprising a connecting rod, one end of the connecting rod is detachably connected with the brake bottom plate, and the other end of the connecting rod is connected with a control arm on the automatic adjusting arm.
The technical scheme is further improved, the brake bottom plate is provided with a boss protruding outwards, the boss is provided with an internal thread, one end of the connecting rod is provided with an external thread, and the connecting rod is in threaded connection with the boss; the advantages of this structure are: the boss improves the connection strength, and the thread structure is convenient to assemble and disassemble.
The technical scheme is further limited, the cross section of the other end of the connecting rod is rectangular, and a connecting hole matched with the other end of the connecting rod is formed in the free end of the control arm; the advantages of this structure are: the connecting rod with the rectangular cross section can reduce the weight of each bridge by 0.25Kg, is convenient to assemble and disassemble, and reduces the production cost.
Compared with the prior art, the utility model has the advantages of following obviously: 1) the fastening is reliable: the original hoop type installation is easy to loosen, the connecting rod and the brake bottom plate in the utility model are fastened by screw threads, and the screw thread fastening is more reliable; 2) the manufacture and the assembly are convenient: the prior hoop-type fixed connecting bracket has the problems of complex bracket structure, difficult manufacture and easy desoldering of a welding part, and the connecting rod in the utility model has simple manufacture, convenient assembly and disassembly and low cost; 3) self-adjusting arm functional performance: the utility model provides a connecting rod does not influence automatic function, the performance of transferring the arm.
Drawings
Fig. 1 is a schematic diagram of a structure in the background art.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic view of the connecting rod structure of fig. 2.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a schematic view of the control arm structure of fig. 2.
Detailed Description
As shown in fig. 2, the connecting structure of the control arm and the brake base plate of the automatic adjusting arm comprises a brake base plate 1, an automatic adjusting arm 2 and a connecting rod 7, wherein the automatic adjusting arm is installed on the brake base plate, the left end of the connecting rod is detachably connected with the brake base plate, the right end of the connecting rod is connected with the control arm on the automatic adjusting arm, and the connecting rod is used for limiting the rotation of the control arm;
as shown in fig. 3 and 4, an outward convex boss 101 is arranged on the brake base plate, an internal thread is arranged on the boss, an external thread 701 is arranged at the left end of the connecting rod, and the connecting rod is in threaded connection with the boss;
as shown in fig. 5, the cross section of the right end of the connecting rod 7 is rectangular, a connecting hole matched with the right end of the connecting rod is arranged at the free end of the control arm 201, the connecting hole 2011 is rectangular, and the right end of the connecting rod can be inserted into the rectangular hole, so that the control arm is limited by the connecting rod.
The above-described embodiments of the present invention are intended to be illustrative, but not exclusive, of the various modifications that are within the scope of this patent, or that are within the scope of equivalents to this patent. The details which are not described in the present specification are common general knowledge in the art.
Claims (3)
1. The connection structure of the control arm of the automatic adjusting arm and the brake base plate comprises the brake base plate and the automatic adjusting arm, wherein the automatic adjusting arm is arranged on the brake base plate, and the connection structure is characterized in that: the brake device is characterized by further comprising a connecting rod, one end of the connecting rod is detachably connected with the brake bottom plate, and the other end of the connecting rod is connected with a control arm on the automatic adjusting arm.
2. The connecting structure of the control arm and the brake base plate of the automatic adjusting arm according to claim 1, characterized in that: the brake bottom plate is provided with a boss protruding outwards, the boss is provided with an internal thread, one end of the connecting rod is provided with an external thread, and the connecting rod is in threaded connection with the boss.
3. The connecting structure of the control arm and the brake base plate of the automatic adjusting arm according to claim 1 or 2, characterized in that: the cross section of the other end of the connecting rod is rectangular, and a connecting hole matched with the other end of the connecting rod is formed in the free end of the control arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921025761.7U CN210344111U (en) | 2019-07-03 | 2019-07-03 | Connecting structure of control arm and brake bottom plate of automatic adjusting arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921025761.7U CN210344111U (en) | 2019-07-03 | 2019-07-03 | Connecting structure of control arm and brake bottom plate of automatic adjusting arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344111U true CN210344111U (en) | 2020-04-17 |
Family
ID=70193219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921025761.7U Active CN210344111U (en) | 2019-07-03 | 2019-07-03 | Connecting structure of control arm and brake bottom plate of automatic adjusting arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210344111U (en) |
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2019
- 2019-07-03 CN CN201921025761.7U patent/CN210344111U/en active Active
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