Clutch pressure plate with heat dissipation and noise reduction functions

Abstract

The utility model discloses a heat dissipation and noise reduction clutch pressure plate which comprises a friction plate arranged on one side of a clutch pressure plate body, at least six arc-shaped grooves are formed in the end face of the friction plate, and a shaft hole is formed in the center of the clutch pressure plate body. The connecting holes are formed in the front end of the clutch pressure plate body, the number of the connecting holes is four, connecting columns are arranged on the inner side of the friction plate, the number of the connecting columns is four, and the connecting columns and the connecting holes are correspondingly arranged; the clutch pressure plate comprises a clutch pressure plate body and at least eight heat dissipation holes, the heat dissipation holes are formed in the clutch pressure plate body, the cross section of each heat dissipation hole is in a T shape, the arc-shaped grooves formed in the end face of the friction plate of the clutch pressure plate accelerate heat dissipation, the heat dissipation holes release heat in the clutch pressure plate body, and the heat dissipation holes are arranged according to a noise reduction hole structure. And the clutch pressure plate also has silencing and noise reduction functions, and the heat dissipation and noise reduction effects of the clutch pressure plate are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clutch pressure plates, in particular to a clutch pressure plate with heat dissipation and noise reduction. Background Art

[0002] The clutch pressure plate is an important structure on the clutch, and its role is important for the driving safety of the car. The clutch is a common component in mechanical transmission, which can separate or engage the transmission system at any time. It is located in the flywheel housing between the engine and the gearbox. The clutch assembly is fixed to the rear plane of the flywheel with screws. The main function of the clutch is to cut off and realize the power transmission from the engine to the transmission system, to ensure the smooth combination of the engine and the transmission system when the car starts, and to ensure the smooth start of the car. The clutch pressure plate is engaged with the friction plate in the working state to transmit torque. When separated, the large surface of the pressure plate is separated from the friction surface of the driven plate assembly, cutting off the torque transmission.

[0003] The Chinese patent publication number is CN215487307U, and the authorization announcement date is January 11, 2022. A clutch pressure plate and cover assembly with heat dissipation and noise reduction includes a pressure plate body and a disc-shaped clutch cover arranged on the front side of the pressure plate body and matched with the pressure plate body. The clutch cover has a connecting boss integrally formed on the rear side, and a connecting countersunk hole integrally formed on the front side of the clutch cover corresponding to the connecting boss. The connecting countersunk hole passes through the connecting boss, and a connecting screw is provided at the connecting countersunk hole. The connecting screw passes through the connecting boss and is threadedly connected to the connecting threaded hole on the pressure plate body. The clutch cover and the pressure plate body are fixedly connected by the connecting screw. The utility model can greatly improve the strength of the pressure plate body at the connecting threaded hole by arranging a reinforcing cone on the outer wall of the pressure plate body, avoid cracking when connected to the clutch cover, and improve the service life. The installation connection between the clutch cover and the clutch is realized by arranging a mounting block, and the positioning pin can play a positioning role, which can greatly improve the efficiency of the clutch cover installation.

[0004] The existing clutch pressure plate generates a large amount of heat during its working process due to friction. The clutch pressure plate has poor heat dissipation and noise reduction performance. Heat accumulates on the inner side of the clutch pressure plate. The uneven heat conduction of the pressure plate can cause warping and deformation. The noise generated cannot be effectively reduced, which reduces the use effect of the clutch pressure plate and cannot meet the use requirements. Utility Model Content

[0005] The purpose of the utility model is to provide a clutch pressure plate with heat dissipation and noise reduction, so as to solve the problems raised in the above background technology that the existing clutch pressure plate generates a large amount of heat during the working process of friction, the clutch pressure plate has poor heat dissipation and noise reduction performance, heat accumulates on the inner side of the clutch pressure plate, and the uneven heat conduction of the pressure plate will cause warping and deformation, the noise generated cannot be effectively reduced, the use effect of the clutch pressure plate is reduced, and it cannot meet the use requirements.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clutch pressure plate with heat dissipation and noise reduction, including a clutch pressure plate main body, and also including:

[0007] A friction plate, which is arranged on one side of the clutch pressure plate body, and the friction plate is in contact with the front end surface of the clutch pressure plate body, an arc-shaped groove is arranged on the end surface of the friction plate, at least six arc-shaped grooves are arranged, and the arc-shaped grooves are arranged equidistantly on the end surface of the friction plate, and an axial hole is arranged at the center of the clutch pressure plate body;

[0008] A connecting hole is arranged at the front end of the clutch pressure plate body, four connecting holes are arranged, and the four connecting holes are arranged equidistantly on the front end of the clutch pressure plate body, a connecting column is arranged on the inner side of the friction plate, four connecting columns are arranged, and the connecting column is fixedly connected to the friction plate, the connecting column is arranged corresponding to the connecting hole, and the connecting column is plugged into the clutch pressure plate body;

[0009] The heat dissipation holes are arranged inside the clutch pressure plate body, and there are at least eight heat dissipation holes, and the heat dissipation holes are arranged equidistantly on the clutch pressure plate body. The cross-section of the heat dissipation holes is T-shaped, and the heat dissipation holes are connected with both ends and the outer wall of the clutch pressure plate body.

[0010] Preferably, the clutch pressure plate body includes a metal substrate, a heat absorbing plate and a silencer plate, the heat absorbing plate is arranged on the front end surface of the metal substrate, and the heat absorbing plate is in contact with the friction plate, the silencer plate is arranged on the rear end surface of the metal substrate, and the metal substrate, the heat absorbing plate and the silencer plate are arranged as a whole, the outside of the silencer plate is provided with an anti-rust coating, and the anti-rust coating and the silencer plate are sprayed as a whole.

[0011] Preferably, one end of the four connecting columns is provided with a rivet hole, and the back of the clutch pressure plate body is provided with a rivet, one end of the rivet passes through the clutch pressure plate body and extends to the inside of the rivet hole, and the rivet is riveted to the connecting column.

[0012] Preferably, fork-shaped air blasting ribs are provided on the inner side of the friction plate, three fork-shaped air blasting ribs are provided, and the fork-shaped air blasting ribs are integrated with the clutch pressure plate body, and the three fork-shaped air blasting ribs are equidistantly arranged around the shaft hole.

[0013] Preferably, a diaphragm spring is provided on the back of the clutch pressure plate body, and the diaphragm spring is connected to the clutch pressure plate body by screws.

[0014] Preferably, a raised mounting seat is provided on the outside of the clutch pressure plate body, four raised mounting seats are provided, and the raised mounting seat is fixedly connected to the clutch pressure plate body, the four raised mounting seats are equidistantly arranged on the outside of the clutch pressure plate body, and mounting holes are provided on the four raised mounting seats.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model device is provided with an arc groove, a heat absorbing plate and a heat dissipation hole. The arc groove makes a gap between the contact between the friction plate and the flying disc. The arc groove can accelerate the air flow, release the heat on the friction plate through the fast-flowing airflow, and accelerate the heat dissipation of the friction plate. The heat absorbing plate absorbs the heat on the friction plate and transfers it to the clutch pressure plate body. The heat dissipation hole connects the inside of the clutch pressure plate body with the outside world. The air flows in the heat dissipation hole, and the heat inside the clutch pressure plate body is released through the flowing airflow, thereby improving the heat dissipation effect of the clutch pressure plate. The heat dissipation hole is arranged according to the structure of the silencer hole, which can also play a noise reduction role.

[0017] 2. The utility model device is provided with a diaphragm spring and a silencer plate. The silencer plate increases the noise reduction performance of the clutch pressure plate. The diaphragm spring serves as a supporting structure, so that the installed clutch pressure plate has a buffering effect, which alleviates the impact generated during driving, avoids the noise generated by the internal impact of the clutch pressure plate, and improves the noise reduction effect of the clutch pressure plate;

[0018] 3. The utility model device is provided with a connecting column, a rivet hole, a rivet and a connecting hole. The connecting column is inserted into the connecting hole to be connected with the clutch pressure plate body. The rivet is pressed into the rivet hole and riveted with the connecting column to assemble the friction plate with the clutch pressure plate body, which facilitates the disassembly and assembly of the friction plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a structural diagram of the connection between the connection column and the friction plate of the utility model;

[0021] Figure 3 It is a rear view of the utility model;

[0022] Figure 4 This is a diagram showing the connection relationship between the friction plate and the clutch pressure plate body of the utility model;

[0023] Figure 5 This is a main structural diagram of the clutch pressure plate of the utility model.

[0024] In the figure: 1. clutch pressure plate body; 2. raised mounting seat; 3. mounting hole; 4. friction plate; 5. arc-shaped groove; 6. fork-shaped air rib; 7. diaphragm spring; 8. heat dissipation hole; 9. shaft hole; 10. connecting column; 11. rivet hole; 12. rivet; 13. connecting hole; 14. metal substrate; 15. heat absorbing plate; 16. silencer; 17. anti-rust coating. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] See also Figure 1-5 The utility model provides an embodiment: a clutch pressure plate with heat dissipation and noise reduction, including a clutch pressure plate body 1, and also including:

[0027] A friction plate 4 is arranged on one side of the clutch pressure plate body 1, and the friction plate 4 is in contact with the front end surface of the clutch pressure plate body 1, and an arc-shaped groove 5 is arranged on the end surface of the friction plate 4, and at least six arc-shaped grooves 5 are arranged, and the arc-shaped grooves 5 are arranged equidistantly on the end surface of the friction plate 4, and an axial hole 9 is arranged at the center of the clutch pressure plate body 1;

[0028] A connecting hole 13 is provided at the front end of the clutch pressure plate body 1. Four connecting holes 13 are provided, and the four connecting holes 13 are equidistantly arranged on the front end of the clutch pressure plate body 1. A connecting column 10 is provided on the inner side of the friction plate 4. Four connecting columns 10 are provided, and the connecting column 10 is fixedly connected to the friction plate 4. The connecting column 10 and the connecting hole 13 are provided correspondingly, and the connecting column 10 is plugged into the clutch pressure plate body 1;

[0029] The heat dissipation holes 8 are arranged inside the clutch pressure plate body 1. There are at least eight heat dissipation holes 8, and the heat dissipation holes 8 are arranged equidistantly on the clutch pressure plate body 1. The cross-section of the heat dissipation holes 8 is T-shaped, and the heat dissipation holes 8 are connected with both ends and the outer wall of the clutch pressure plate body 1.

[0030] When in use: the arc-shaped groove 5 creates a gap between the contact between the friction plate 4 and the flying disc, the arc-shaped groove 5 can accelerate the air flow, release the heat on the friction plate 4 through the fast-flowing airflow, and accelerate the heat dissipation of the friction plate 4; the heat dissipation holes 8 connect the interior of the clutch pressure plate body 1 with the outside, and the air flows in the heat dissipation holes 8, and releases the heat inside the clutch pressure plate body 1 through the flowing airflow, thereby improving the heat dissipation effect of the clutch pressure plate; the heat dissipation holes 8 are arranged according to the structure of the silencer holes, which can also play a noise reduction role.

[0031] See also Figure 1 and Figure 5The clutch pressure plate body 1 includes a metal substrate 14, a heat absorbing plate 15 and a silencer 16. The heat absorbing plate 15 is arranged on the front end surface of the metal substrate 14, and the heat absorbing plate 15 is in contact with the friction plate 4. The silencer 16 is arranged on the rear end surface of the metal substrate 14, and the metal substrate 14, the heat absorbing plate 15 and the silencer 16 are arranged as a whole. The outside of the silencer 16 is provided with an anti-rust coating 17, and the anti-rust coating 17 and the silencer 16 are sprayed as a whole. The heat on the friction plate 4 is absorbed and transferred to the clutch pressure plate body 1 through the heat absorbing plate 15. The silencer 16 increases the noise reduction performance of the clutch pressure plate. The anti-rust coating 17 can prevent rust corrosion on the clutch pressure plate and improve the heat dissipation and noise reduction effect of the clutch pressure plate.

[0032] See also Figure 2 , Figure 3 and Figure 4 A rivet hole 11 is provided at one end of each of the four connecting columns 10, and a rivet 12 is provided on the back of the clutch pressure plate body 1. One end of the rivet 12 penetrates the clutch pressure plate body 1 and extends to the inside of the rivet hole 11, and the rivet 12 is riveted to the connecting column 10. The rivet 12 is pressed into the rivet hole 11 and riveted to the connecting column 10 to assemble the friction plate 4 with the clutch pressure plate body 1, which facilitates the disassembly and assembly of the friction plate 4.

[0033] See also Figure 1 A fork-shaped air blasting rib 6 is arranged on the inner side of the friction plate 4. There are three fork-shaped air blasting ribs 6, and the fork-shaped air blasting ribs 6 are arranged as a whole with the clutch pressure plate main body 1. The three fork-shaped air blasting ribs 6 are arranged equidistantly around the shaft hole 9. The fork-shaped air blasting ribs 6 make the clamping force of the clutch pressure plate more concentrated, reduce the axial warping deformation, and improve the use effect of the clutch pressure plate.

[0034] See also Figure 1 and Figure 3 A diaphragm spring 7 is provided on the back of the clutch pressure plate body 1, and the diaphragm spring 7 is connected to the clutch pressure plate body 1 by screws. The diaphragm spring 7 is used as a supporting structure, so that the installed clutch pressure plate has a buffering effect, which alleviates the impact generated during driving and avoids noise generated by internal impact of the clutch pressure plate, thereby achieving a good noise reduction effect.

[0035] See also Figure 1 and Figure 3 A raised mounting seat 2 is arranged on the outside of the clutch pressure plate main body 1. There are four raised mounting seats 2, and the raised mounting seats 2 are fixedly connected to the clutch pressure plate main body 1. The four raised mounting seats 2 are equidistantly arranged on the outside of the clutch pressure plate main body 1. The four raised mounting seats 2 are all provided with mounting holes 3. The clutch pressure plate is installed and fixed through the raised mounting seats 2 and the mounting holes 3.

[0036] Working principle: the arc-shaped groove 5 creates a gap between the contact between the friction plate 4 and the flying disc. The arc-shaped groove 5 can accelerate the air flow, release the heat on the friction plate 4 through the fast-flowing airflow, accelerate the heat dissipation of the friction plate 4, and the heat absorbing plate 15 absorbs the heat on the friction plate 4 and transfers it to the clutch pressure plate body 1. The heat dissipation hole 8 connects the inside of the clutch pressure plate body 1 with the outside world. The air flows in the heat dissipation hole 8, and releases the heat inside the clutch pressure plate body 1 through the flowing airflow, thereby improving the heat dissipation effect of the clutch pressure plate; the heat dissipation hole 8 is arranged according to the structure of the silencer hole, which can also play a noise reduction role. The silencer plate 16 increases the noise reduction performance of the clutch pressure plate. The diaphragm spring 7 serves as a supporting structure, so that the installed clutch pressure plate has a buffering effect, which alleviates the impact generated during driving, avoids noise generated by internal impact of the clutch pressure plate, and improves the noise reduction effect of the clutch pressure plate.

[0037] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clutch pressure plate for heat dissipation and noise reduction, comprising a clutch pressure plate body (1), characterized in that: Also includes: A friction plate (4) is arranged on one side of the clutch pressure plate body (1), and the friction plate (4) is in contact with the front end surface of the clutch pressure plate body (1), an arc-shaped groove (5) is arranged on the end surface of the friction plate (4), at least six arc-shaped grooves (5) are arranged, and the arc-shaped grooves (5) are arranged at equal distances on the end surface of the friction plate (4), and an axial hole (9) is arranged at the center of the clutch pressure plate body (1); A connecting hole (13) is arranged at the front end of the clutch pressure plate body (1), four connecting holes (13) are arranged, and the four connecting holes (13) are arranged equidistantly on the front end of the clutch pressure plate body (1), a connecting column (10) is arranged on the inner side of the friction plate (4), four connecting columns (10) are arranged, and the connecting column (10) is fixedly connected to the friction plate (4), the connecting column (10) and the connecting hole (13) are arranged correspondingly, and the connecting column (10) is plugged into the clutch pressure plate body (1); A heat dissipation hole (8) is arranged inside the clutch pressure plate body (1), at least eight heat dissipation holes (8) are arranged, and the heat dissipation holes (8) are arranged at equal intervals on the clutch pressure plate body (1), the cross-section of the heat dissipation hole (8) is arranged in a T-shape, and the heat dissipation hole (8) is arranged to penetrate both ends and the outer wall of the clutch pressure plate body (1).

2. A clutch pressure plate with heat dissipation and noise reduction according to claim 1, characterized in that: The clutch pressure plate body (1) comprises a metal substrate (14), a heat absorbing plate (15) and a silencer (16); the heat absorbing plate (15) is arranged on the front end surface of the metal substrate (14), and the heat absorbing plate (15) is in contact with the friction plate (4); the silencer (16) is arranged on the rear end surface of the metal substrate (14), and the metal substrate (14), the heat absorbing plate (15) and the silencer (16) are arranged as a whole; the outside of the silencer (16) is provided with an anti-rust coating (17), and the anti-rust coating (17) and the silencer (16) are sprayed as a whole.

3. The heat dissipation and noise reduction clutch pressure plate according to claim 1, characterized in that: One end of each of the four connecting columns (10) is provided with a rivet hole (11), and the back of the clutch pressure plate body (1) is provided with a rivet (12), one end of the rivet (12) penetrates the clutch pressure plate body (1) and extends to the inside of the rivet hole (11), and the rivet (12) is riveted to the connecting column (10).

4. A clutch pressure plate with heat dissipation and noise reduction according to claim 1, characterized in that: A fork-shaped air blast rib (6) is arranged on the inner side of the friction plate (4), three fork-shaped air blast ribs (6) are arranged, and the fork-shaped air blast rib (6) is arranged as a whole with the clutch pressure plate body (1), and the three fork-shaped air blast ribs (6) are arranged at equal distances around the shaft hole (9).

5. The clutch pressure plate with heat dissipation and noise reduction according to claim 1, characterized in that: A diaphragm spring (7) is provided on the back of the clutch pressure plate body (1), and the diaphragm spring (7) is connected to the clutch pressure plate body (1) via screws.

6. The heat dissipation and noise reduction clutch pressure plate according to claim 1, characterized in that: The clutch pressure plate body (1) is provided with a protruding mounting seat (2) on the outside, and there are four protruding mounting seats (2). The protruding mounting seats (2) are fixedly connected to the clutch pressure plate body (1), and the four protruding mounting seats (2) are equidistantly arranged on the outside of the clutch pressure plate body (1), and the four protruding mounting seats (2) are all provided with mounting holes (3).

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