Brake lining for disc brake of motor vehicle

Abstract

The utility model relates to the technical field of brake linings, and provides a brake lining for a disc brake of a motor vehicle, which is characterized in that a screw rod is screwed upwards, so that a top plate is propped against a bottom groove at the bottom of the brake lining, and the work of fixing the brake lining and an outer lining plate is completed; meanwhile, a bolt is taken out, penetrates through a second through hole and is downwards and spirally propelled along a second threaded groove, and finally a nut is taken out and is in threaded connection to the lower portion of the outer side of the bolt, so that reinforcing work of the outer lining plate and the inner sleeve plate can be completed; when the friction linings are abraded in the long-term use process, the three friction linings can be rapidly disassembled and assembled through the design, and therefore the friction linings can be replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of brake friction linings, and in particular to a brake friction lining for a disc brake of a motor vehicle. Background Art

[0002] Brake linings are friction brake materials installed on the back plate of brake pads. Brake friction linings are consumable materials. Therefore, how to quickly replace brake friction linings installed on automobiles after they are worn out after a period of use is an urgent problem to be solved.

[0003] After searching, the announcement number CN216842809U discloses a carbon-ceramic brake disc friction plate and a disc brake, which relates to the technical field of brakes. The carbon-ceramic brake disc friction plate comprises a lining plate and a friction plate, and two first ear plates are connected to the top side of the lining plate, and mounting holes are provided on the two first ear plates; the friction plate is bonded to the lining plate; a heat dissipation structure is provided on the friction plate; the disc brake comprises a carbon-ceramic brake disc, a brake caliper and the carbon-ceramic brake disc friction plate, the number of the carbon-ceramic brake disc friction plates is set to two, and the two carbon-ceramic brake disc friction plates are relatively mounted on the brake caliper and can move toward or away from each other under the drive of the brake caliper; the carbon-ceramic brake disc is located between the two carbon-ceramic brake disc friction plates; the carbon-ceramic brake disc friction plate of the utility model has a good heat dissipation effect, can effectively ensure the braking effect, and extend the service life.

[0004] The above-mentioned carbon-ceramic brake disc friction pad and the carbon-ceramic brake disc friction pad of the disc brake are mainly composed of a lining plate and a friction plate. In this design, the friction plate is fixedly connected to the front side of the lining plate. Therefore, when the friction plate is worn during long-term use, this design cannot quickly disassemble the friction plate as a loss material and complete the corresponding replacement work. Utility Model Content

[0005] The utility model provides a brake friction lining for a disc brake of a motor vehicle, which solves the problem in the prior art that when the friction lining is worn out during long-term use, the design cannot quickly disassemble the friction lining as a loss material and complete the corresponding replacement work.

[0006] The technical scheme of the utility model is as follows: A brake friction lining for a disc brake of a motor vehicle, comprising a lining replacement assembly, the lining replacement assembly comprising a friction lining, a lining assembly being arranged on the back of the friction lining, the lining assembly comprising an outer lining, the friction lining being sleeved into a groove on the front side of the outer lining, two groups of first thread grooves being symmetrically penetrated through the bottom of the outer lining, two groups of inner grooves being symmetrically penetrated through the front side of the outer lining located on both sides of the first thread groove, a limiting plate being fixedly connected in the inner groove, the lining assembly also comprising a top plate, grooves being penetrated through both sides of the top plate to match the limiting plate, the top plate being slidably connected up and down at the limiting plate, a sleeve assembly being arranged on the back side of the outer lining, the sleeve assembly comprising an inner plate, the outer lining being sleeved into a groove on the front side of the inner plate, a slot being penetrated through the middle part of the front side of the inner plate.

[0007] Preferably, the lining replacement assembly further comprises a wear-resistant layer, and the wear-resistant layer is distributed on the front side of the friction lining.

[0008] Preferably, the lining replacement assembly further comprises a bottom groove, the bottom groove is opened at the bottom of the friction lining side, and the bottom surface of the bottom groove matches the size of the top surface of the top plate.

[0009] Preferably, the lining assembly further includes a screw, which is threadedly connected at the first thread groove. The lining assembly further includes a handle, which is fixedly connected to the bottom of the screw, and protective layers are distributed on both the front and back sides of the handle.

[0010] Preferably, the lining plate assembly further comprises an insert plate, which is fixedly connected to the back side of the outer lining plate, and the insert plate corresponds to the position of the slot.

[0011] Preferably, a second thread groove is provided in the middle of the insert plate, a bolt is threadedly connected to the second thread groove, and a nut is threadedly connected to the bottom of the outer surface of the bolt.

[0012] Preferably, the insertion component further comprises two groups of first through holes, the two groups of first through holes are symmetrically opened through the bottom of the inner sleeve plate, and the first through holes correspond to the positions of the first thread grooves.

[0013] Preferably, the insertion assembly also includes a back plate, which is fixedly connected to the back side of the inner sleeve plate and located above the slot, and a second through hole is opened through the middle of the back plate, and the second through hole corresponds to the position of the second thread groove.

[0014] The beneficial effects of the utility model are:

[0015] The utility model completes the fixing work of the friction lining and the outer lining plate by screwing the screw rod upward so that the top plate is pressed tightly against the bottom groove at the bottom of the friction lining. At the same time, the bolt is taken out and passed through the second through hole and screwed downward along the second thread groove. Finally, the nut is taken out and threadedly connected to the lower side of the bolt to complete the reinforcement work of the outer lining plate and the inner sleeve plate. Similarly, the disassembly work of the friction lining, the outer lining plate and the inner sleeve plate can be completed by reverse operations in sequence. When the friction lining is worn during long-term use, the design can complete the rapid disassembly and assembly of the three to replace the friction lining. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 This is a front view schematic diagram of the overall device structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the back side of the overall device structure of the utility model;

[0019] Figure 3 It is a schematic diagram of a lining replacement assembly of the utility model;

[0020] Figure 4 This is a separation diagram of the liner assembly and the sleeve assembly of the utility model;

[0021] Figure 5 It is a schematic diagram of the back side of the sleeve assembly of the utility model;

[0022] Figure 6 It is a front view schematic diagram of the outer lining plate of the utility model;

[0023] Figure 7 for Figure 6 A magnified image of area A;

[0024] Figure 8 It is a schematic diagram of the back side of the outer lining plate of the utility model;

[0025] In the figure: 1. lining replacement assembly; 11. friction lining; 12. wear-resistant layer; 13. bottom groove; 2. lining assembly; 21. outer lining; 211. first thread groove; 22. screw; 221. handle; 222. protective layer; 23. inner groove; 231. limit plate; 232. top plate; 24. insert plate; 241. second thread groove; 25. bolt; 251. nut; 3. insert assembly; 31. inner sleeve; 311. first through hole; 312. slot; 313. back plate; 3131. second through hole. DETAILED DESCRIPTION

[0026] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1 The utility model provides a technical solution: a brake friction lining for a disc brake of a motor vehicle, comprising a lining replacement assembly 1, the lining replacement assembly 1 comprising a friction lining 11, a lining assembly 2 being arranged on the back of the friction lining 11, the lining assembly 2 comprising an outer lining 21, the friction lining 11 being inserted into the groove on the front of the outer lining 21, two groups of first thread grooves 211 being symmetrically penetrated at the bottom of the outer lining 21, two groups of inner grooves 23 being symmetrically penetrated on both sides of the first thread groove 211 on the front of the outer lining 21, a limit plate 231 being fixedly connected in the inner groove 23, and the lining The plate assembly 2 also includes a top plate 232, and grooves are penetrated on both sides of the top plate 232 to match the limit plate 231. The top plate 232 is slidably connected to the limit plate 231 up and down. A sleeve assembly 3 is provided on the back of the outer lining plate 21. The sleeve assembly 3 includes an inner plate 31. The outer lining plate 21 is inserted into the groove on the front side of the inner plate 31. A slot 312 is penetrated in the middle of the front side of the inner plate 31. This design solves the problem in the prior art that when the friction plate is worn out during long-term use, the design cannot quickly disassemble the friction plate as a loss material and complete the corresponding replacement work.

[0028] See also Figure 3 The lining replacement assembly 1 also includes a wear-resistant layer 12, which is distributed on the front side of the friction lining 11. The lining replacement assembly 1 also includes a bottom groove 13, which is opened at the bottom side of the friction lining 11. The bottom surface of the bottom groove 13 matches the size of the top surface of the top plate 232. By providing the wear-resistant layer 12 on the front side of the friction lining 11, the service life of the friction lining 11 can be increased. At the same time, providing the bottom groove 13 at the bottom of the friction lining 11 can facilitate the lining assembly 2 to complete the limiting and fixing work of the friction lining 11.

[0029] See also Figure 7 The lining assembly 2 also includes a screw 22, which is threadedly connected to the first thread groove 211. The lining assembly 2 also includes a handle 221, which is fixedly connected to the bottom of the screw 22. The handle 221 has protective layers 222 on both sides. The handle 221 and the protective layer 222 are provided at the bottom of the screw 22, which makes it convenient for workers to screw the screw 22.

[0030] See also Figure 4 and Figure 5 and Figure 8The liner assembly 2 also includes an insert plate 24, which is fixedly connected to the back of the outer liner 21, and the position of the insert plate 24 corresponds to the position of the slot 312. A second thread groove 241 is opened in the middle of the insert plate 24, and a bolt 25 is threadedly connected at the second thread groove 241. A nut 251 is threadedly connected to the bottom of the outer surface of the bolt 25. The insert assembly 3 also includes two groups of first through holes 311, and the two groups of first through holes 311 are symmetrically opened at the bottom of the inner sleeve 31. The first through holes 311 correspond to the position of the first thread groove 211. The insert assembly 3 also includes a back plate 313, which is fixedly connected to the inner sleeve 3 1 is on the back side and is located above the slot 312. A second through hole 3131 is opened in the middle of the back plate 313. The second through hole 3131 corresponds to the position of the second thread groove 241. When the outer lining plate 21 is inserted into the slot on the front side of the inner sleeve plate 31, the insert plate 24 located on the back side of the outer lining plate 21 will pass through the slot 312 until the insert plate 24 is located below the back plate 313. At this time, the bolt 25 is taken out and passed through the second through hole 3131 and screwed downward along the second thread groove 241. Finally, the nut 251 is taken out and threadedly connected to the lower outer side of the bolt 25 to complete the reinforcement of the outer lining plate 21 and the inner sleeve plate 31.

[0031] The working principle and use process of the utility model are as follows:

[0032] The main body of the utility model is composed of a lining replacement component 1, a lining component 2 and a sleeve component 3. During assembly, the outer lining 21 can be sleeved into the front groove of the inner sleeve 31, and then the friction lining 11 can be sleeved into the front groove of the outer lining 21. At this time, the screw 22 can pass through the first through hole 311 and be screwed into the first thread groove 211, and the screw 22 will resist the top plate 232 during the process of screwing it upward. At this time, the top plate 232 slides upward at the limit plate 231 to fit the bottom groove 13 of the bottom of the friction lining 11 under the pushing action of the screw 22, and the top plate 232 will be pressed against the bottom groove 13 of the bottom of the friction lining 11 during the process of screwing the screw 22 upward. At this time, the fixing work of the friction lining 11 and the outer lining 21 is completed. The outer lining 21 and the inner plate 31 are reinforced by the screw thread 24 and the screw thread 25. In particular, when the outer lining 21 is inserted into the groove on the front side of the inner plate 31, the insert plate 24 on the back side of the outer lining 21 will pass through the slot 312 until the insert plate 24 is located under the back plate 313. At this time, the bolt 25 is taken out and passed through the second through hole 3131 and screwed downward along the second thread groove 241. Finally, the nut 251 is taken out and threadedly connected to the lower outside of the bolt 25 to complete the reinforcement of the outer lining 21 and the inner plate 31. Similarly, the disassembly of the friction lining 11, the outer lining 21 and the inner plate 31 can be completed by operating in reverse order. When the friction lining 11 is worn out during long-term use, this design can be used to complete the rapid disassembly and assembly of the three to replace the friction lining 11.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A brake friction lining for a disc brake of a motor vehicle, comprising a lining replacement assembly (1), characterized in that: The lining replacement assembly (1) comprises a friction lining (11), a lining assembly (2) is arranged on the back of the friction lining (11), the lining assembly (2) comprises an outer lining (21), the friction lining (11) is inserted into a groove on the front of the outer lining (21), two groups of first thread grooves (211) are symmetrically opened on the bottom of the outer lining (21), and two groups of inner grooves (23) are symmetrically opened on the front of the outer lining (21) on both sides of the first thread groove (211), and the inner grooves (23) are fixedly connected to each other. A limit plate (231) is provided, the lining plate assembly (2) further comprising a top plate (232), the top plate (232) having slots extending through both sides thereof to match the limit plate (231), the top plate (232) being slidably connected to the limit plate (231) up and down, a sleeve assembly (3) being provided on the back of the outer lining plate (21), the sleeve assembly (3) comprising an inner sleeve plate (31), the outer lining plate (21) being sleeved into the slots on the front of the inner sleeve plate (31), and a slot (312) extending through the middle of the front of the inner sleeve plate (31).

2. A brake friction lining for a disc brake of a motor vehicle according to claim 1, characterized in that: The lining replacement assembly (1) further comprises a wear-resistant layer (12), wherein the wear-resistant layer (12) is distributed on the front side of the friction lining (11).

3. A brake friction lining for a disc brake of a motor vehicle according to claim 1, characterized in that: The lining replacement assembly (1) further comprises a bottom groove (13), wherein the bottom groove (13) is opened at the bottom of the friction lining (11) side, and the bottom surface of the bottom groove (13) matches the size of the top surface of the top plate (232).

4. A brake friction lining for a disc brake of a motor vehicle according to claim 1, characterized in that: The lining plate assembly (2) further comprises a screw rod (22), the screw rod (22) being threadedly connected to the first thread groove (211), and the lining plate assembly (2) further comprises a screw handle (221), the screw handle (221) being fixedly connected to the bottom of the screw rod (22), and a protective layer (222) is distributed on both the front and back surfaces of the screw handle (221).

5. The brake friction lining for a disc brake of a motor vehicle according to claim 1, characterized in that: The lining plate assembly (2) further comprises an insert plate (24), wherein the insert plate (24) is fixedly connected to the back side of the outer lining plate (21), and the position of the insert plate (24) corresponds to the slot (312).

6. A brake friction lining for a disc brake of a motor vehicle according to claim 5, characterized in that: A second thread groove (241) is provided in the middle of the insert plate (24), a bolt (25) is threadedly connected to the second thread groove (241), and a nut (251) is threadedly connected to the bottom of the outer surface of the bolt (25).

7. A brake friction lining for a disc brake of a motor vehicle according to claim 1, characterized in that: The insertion assembly (3) further comprises two groups of first through holes (311), the two groups of first through holes (311) being symmetrically arranged through the bottom of the inner sleeve (31), the positions of the first through holes (311) corresponding to the first thread grooves (211).

8. A brake friction lining for a disc brake of a motor vehicle according to claim 1, characterized in that: The insertion assembly (3) further comprises a back plate (313), the back plate (313) being fixedly connected to the back side of the inner sleeve plate (31) and being located above the slot (312), a second through hole (3131) being provided through the middle of the back plate (313), the second through hole (3131) corresponding to the position of the second thread groove (241).

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