Air pressure disc brake

Abstract

The utility model provides an air pressure disc brake. Comprising a brake disc, a protection assembly is arranged on the outer side of the brake disc close to the top, a cleaning assembly is arranged on the inner side of the protection assembly close to the center, and heat dissipation assemblies are arranged on the inner side of the protection assembly close to the left side and the right side of the cleaning assembly; the protection assembly comprises a protection cover arranged on the outer side of the brake disc and close to the top, and a plurality of heat dissipation holes are formed in the positions, close to the left side and the right side, of the inner side. According to the air pressure disc brake, all parts of the device are arranged in a matched mode, the device conducts heat dissipation treatment on scattered heat through heat dissipation pieces arranged on the two sides of the top of the protective cover and heat dissipation holes in the bottom of the protective cover, the heat dissipation effect of the device is improved, meanwhile, a driving rod drives a cleaning plate to move left and right in a reciprocating mode, and the cleaning effect is improved. Therefore, the heat dissipation piece is cleaned through the cleaning brush at the top of the cleaning plate, dust is prevented from blocking the heat dissipation piece, and the heat dissipation piece can stably keep the heat dissipation effect.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a pneumatic disc brake. Background Art

[0002] Auto parts are the various units that make up the whole car and a kind of product that serves the car. With the increasingly fierce competition in the auto parts processing market, the deep-rooted concept of environmental protection, and the continuous upgrading and application of technology, there are many types of auto parts. The development of the auto parts processing parts industry has also been continuously upgraded and optimized in recent years.

[0003] In the relevant technology, the brake is one of the important parts of the automobile. The brake is a device with the function of slowing down, stopping or keeping the moving parts (or moving machinery) in a stopped state. However, the existing disc brakes on the market usually dissipate heat through the heat dissipation holes of the brake itself when in use. Dust can easily pass through the heat dissipation holes into the inside of the brake, causing rust or damage to the internal parts of the brake, thus affecting the service life of the brake.

[0004] Therefore, it is necessary to provide a pneumatic disc brake to solve the above technical problems. Utility Model Content

[0005] The utility model provides a pneumatic disc brake, which solves the problem that the brake is one of the important parts of an automobile. The brake is a device with the functions of slowing down, stopping or keeping a moving part (or moving machinery) in a stopped state. However, the existing disc brakes on the market usually dissipate heat through the heat dissipation holes of the brake itself when in use. Dust can easily enter the inner side of the brake through the heat dissipation holes, causing rust or damage to the internal parts of the brake, thereby affecting the service life of the brake.

[0006] In order to solve the above technical problems, the utility model provides a pneumatic disc brake, comprising: a brake disc, a protective component is arranged on the outer side of the brake disc near the top, a cleaning component is arranged on the inner side of the protective component near the center, and a heat dissipation component is arranged on the inner side of the protective component near the left and right sides of the cleaning component;

[0007] The protection assembly includes a protection cover arranged on the outer side of the brake disc near the top, and a plurality of heat dissipation holes are opened on the inner side near the left and right sides, and dustproof nets are arranged inside the heat dissipation holes;

[0008] The cleaning assembly comprises two rotating frames arranged near the center of the inner side of the protective cover, a rotating rod is arranged inside the two rotating frames for common rotation, a rotating disk is fixedly installed at both the front and rear ends of the rotating rod, a driving column is fixedly installed on the surface of the rotating disk, a driving frame is slidably arranged inside the protective cover and at both the front and rear sides of the rotating rod, a driving groove for allowing the driving column to slide left and right is opened on one side of the driving frame close to the rotating rod, a driving rod is fixedly installed on the left and right sides of the driving frame, and a cleaning plate is fixedly installed at one end of the two driving rods located on the same side;

[0009] The heat dissipation assembly includes a heat dissipation member arranged on the inner side of the brake disc and located on the left and right sides of the rotating frame, a mounting opening adapted to the rotating frame is opened on the top of the protective cover, connecting blocks are fixedly installed on the left and right sides of the heat dissipation member, an adjusting rod is fixedly installed on the inner side of the connecting block, an adjusting block is slidably arranged on the surface of the adjusting rod, an elastic member for driving the adjusting block to slide is arranged on the inner side of the connecting block and on the outer edge of the adjusting rod, and two plug-in rods are fixedly installed on the surface of the adjusting block.

[0010] Preferably, a top plate is fixedly mounted on the top of the protective cover, two pneumatic pistons are penetrated on both the front and rear sides of the protective cover, and friction plates are arranged on the surfaces of the pneumatic pistons close to the brake disc.

[0011] Preferably, a sliding groove is opened on the inner side of the brake disc, and a sliding block that slides left and right along the inner side of the sliding groove is fixedly installed on the separated side of the two drive frames. A rubber sleeve is fixedly installed on the outer edge of the rotating rod near the center, and the bottom of the rubber sleeve is in contact with the top of the brake disc.

[0012] Preferably, a plurality of cleaning brushes are arranged on the top of the cleaning plate, the tops of the cleaning brushes are arranged to fit the bottom of the heat sink, and the front and rear sides of the cleaning plate are slidably connected to the inner side of the protective cover.

[0013] Preferably, two fixing blocks are fixedly installed on the inner side of the protective cover and on the left and right sides of the heat sink, the inner side of the connecting block is provided with a notch matched with the fixing block, and the inner side of the fixing block is provided with a socket matched with the plug rod.

[0014] Preferably, a pulling block is fixedly mounted on the top of each of the adjusting blocks, and a connecting groove is provided on the top of each of the connecting blocks for allowing the pulling block to slide forward and backward.

[0015] Compared with the related art, the pneumatic disc brake provided by the utility model has the following beneficial effects:

[0016] The utility model provides a pneumatic disc brake. Through the coordinated arrangement of various parts of the device, the device dissipates heat through heat dissipation elements arranged on both sides of the top of the protective cover and heat dissipation holes at the bottom, thereby improving the heat dissipation effect of the device. At the same time, a driving rod drives a cleaning plate to move back and forth left and right, so that the heat dissipation element is cleaned by a cleaning brush on the top of the cleaning plate, preventing dust from clogging the heat dissipation element, so that the heat dissipation element can stably maintain the heat dissipation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic structural diagram of a preferred embodiment of the pneumatic disc brake provided by the utility model;

[0018] Figure 2 for Figure 1 A schematic diagram of the structure of a side cross-sectional view of the heat sink shown;

[0019] Figure 3 for Figure 1 A schematic diagram of the structure of the protective cover in a side sectional view shown;

[0020] Figure 4 for Figure 3 Schematic diagram of the structure of the rotating disk side view shown.

[0021] Numbers in the figure: 10, brake disc; 20, protection assembly; 21, protection cover; 22, dust net; 23, top plate; 24, pneumatic piston; 25, friction plate; 30, cleaning assembly; 31, rotating frame; 32, rotating rod; 33, rotating disk; 34, driving column; 35, driving frame; 36, driving groove; 37, driving rod; 38, cleaning plate; 39, sliding groove; 310, rubber sleeve; 40, heat dissipation assembly; 41, heat dissipation element; 42, connecting block; 43, adjusting rod; 44, adjusting block; 45, elastic member; 46, plug-in rod; 47, fixing block; 48, pulling block. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of the pneumatic disc brake provided by the utility model; Figure 2 for Figure 1 A schematic diagram of the structure of a side cross-sectional view of the heat sink shown; Figure 3 for Figure 1 A schematic diagram of the structure of the protective cover in a side sectional view shown; Figure 4 for Figure 3A pneumatic disc brake comprises: a brake disc 10, a protective component 20 is arranged near the top of the outer side of the brake disc 10, a cleaning component 30 is arranged near the center of the inner side of the protective component 20, and a heat dissipation component 40 is arranged near the left and right sides of the cleaning component 30 on the inner side of the protective component 20;

[0024] The protection assembly 20 includes a protection cover 21 disposed on the outside of the brake disc 10 near the top, and a plurality of heat dissipation holes are provided on the inside near the left and right sides, and dustproof nets 22 are provided inside the heat dissipation holes;

[0025] When the device is in use, the pneumatic piston 24 is connected to the pneumatic brake device, so that when the pneumatic piston 24 is extended, it drives the friction plate 25 to fit the brake disc 10 to brake the brake disc 10. When the friction plate 25 contacts the brake disc 10 for braking, heat is generated due to friction, and the scattered heat is dissipated through the heat dissipation parts 41 arranged on both sides of the top of the protective cover 21 and the heat dissipation holes at the bottom, thereby improving the heat dissipation effect of the device.

[0026] The cleaning assembly 30 includes two rotating frames 31 arranged near the center of the inner side of the protective cover 21, a rotating rod 32 is arranged inside the two rotating frames 31 for common rotation, a rotating disk 33 is fixedly installed at both the front and rear ends of the rotating rod 32, a driving column 34 is fixedly installed on the surface of the rotating disk 33, a driving frame 35 is slidably arranged inside the protective cover 21 and at both the front and rear sides of the rotating rod 32, a driving groove 36 for the driving column 34 to slide left and right is opened on one side of the driving frame 35 close to the rotating rod 32, a driving rod 37 is fixedly installed on both the left and right sides of the driving frame 35, and a cleaning plate 38 is fixedly installed at one end of the two driving rods 37 located on the same side;

[0027] When the brake disc 10 rotates, the rubber sleeve 310 drives the rotating rod 32 to rotate, the rotating rod 32 drives the rotating disc 33 to rotate, the rotating disc 33 drives the driving frame 35 to move back and forth left and right through the driving column 34, the driving frame 35 drives the driving rod 37 to move, and the driving rod 37 drives the cleaning plate 38 to move back and forth left and right, so that the heat sink 41 is cleaned by the cleaning brush on the top of the cleaning plate 38 to prevent dust from clogging the heat sink 41, so that the heat sink 41 can stably maintain the heat dissipation effect.

[0028] The heat dissipation assembly 40 includes a heat dissipation member 41 disposed inside the brake disc 10 and located on the left and right sides of the rotating frame 31. A mounting port adapted to the rotating frame 31 is provided on the top of the protective cover 21. Connecting blocks 42 are fixedly installed on the left and right sides of the heat dissipation member 41. An adjusting rod 43 is fixedly installed inside the connecting block 42. An adjusting block 44 is slidably arranged on the surface of the adjusting rod 43. An elastic member 45 for driving the adjusting block 44 to slide is arranged inside the connecting block 42 and located on the outer edge of the adjusting rod 43. Two plug-in rods 46 are fixedly installed on the surface of the adjusting block 44.

[0029] When the heat sink 41 needs to be repaired, the two pulling blocks 48 are manually pulled, and the pulling blocks 48 drive the adjusting block 44 to slide on the surface of the adjusting rod 43 and squeeze the elastic member 45 to cause it to deform and shrink. The adjusting block 44 drives the plug-in rod 46 to disengage from the inner side of the socket, and the pulling block 48 is pulled upward. The heat sink 41 can be removed through the connecting block 42 for repair and replacement, which is more convenient for daily cleaning, maintenance and replacement, and the operation is more convenient.

[0030] A top plate 23 is fixedly mounted on the top of the protective cover 21 . Two pneumatic pistons 24 are penetrated through the front and rear sides of the protective cover 21 . A friction plate 25 is disposed on the surface of the pneumatic piston 24 close to the brake disc 10 .

[0031] A sliding groove 39 is provided on the inner side of the brake disc 10, and a sliding block that slides left and right along the inner side of the sliding groove 39 is fixedly installed on the separated side of the two drive frames 35. A rubber sleeve 310 is fixedly installed near the center of the outer edge of the rotating rod 32, and the bottom of the rubber sleeve 310 contacts the top of the brake disc 10.

[0032] A plurality of cleaning brushes are disposed on the top of the cleaning plate 38 , and the tops of the cleaning brushes are fitted to the bottom of the heat sink 41 . The front and rear sides of the cleaning plate 38 are slidably connected to the inner side of the protective cover 21 .

[0033] Two fixing blocks 47 are fixedly installed on the inner side of the protective cover 21 and on the left and right sides of the heat sink 41 . Notches matching the fixing blocks 47 are provided on the inner side of the connecting blocks 42 . Sockets matching the plug-in rods 46 are provided on the inner side of the fixing blocks 47 .

[0034] A pulling block 48 is fixedly mounted on the top of the adjusting block 44 , and a connecting groove for the pulling block 48 to slide forward and backward is provided on the top of the connecting block 42 .

[0035] The working principle of the pneumatic disc brake provided by the utility model is as follows:

[0036] Step 1: When the device is in use, the pneumatic piston 24 is connected to the pneumatic brake device, so that when the pneumatic piston 24 is extended, the friction plate 25 is driven to fit the brake disc 10, and the brake disc 10 is braked. When the friction plate 25 and the brake disc 10 are in contact with each other for braking, heat is generated due to friction, and the scattered heat is dissipated through the heat dissipation members 41 arranged on both sides of the top of the protective cover 21 and the heat dissipation holes at the bottom, thereby improving the heat dissipation effect of the device;

[0037] Step 2: When the brake disc 10 rotates, the rubber sleeve 310 drives the rotating rod 32 to rotate, the rotating rod 32 drives the rotating disc 33 to rotate, the rotating disc 33 drives the driving frame 35 to move back and forth through the driving column 34, the driving frame 35 drives the driving rod 37 to move, and the driving rod 37 drives the cleaning plate 38 to move back and forth, so that the heat sink 41 is cleaned by the cleaning brush on the top of the cleaning plate 38 to prevent dust from clogging the heat sink 41, so that the heat sink 41 can stably maintain the heat dissipation effect;

[0038] Step 3: When the heat sink 41 needs to be repaired, manually pull the two pulling blocks 48, and the pulling blocks 48 drive the adjusting block 44 to slide on the surface of the adjusting rod 43, and squeeze the elastic member 45 to cause it to deform and shrink. The adjusting block 44 drives the plug-in rod 46 to disengage from the inner side of the socket, and pull the pulling block 48 upward. The heat sink 41 can be disassembled through the connecting block 42 for repair and replacement, which is more convenient for daily cleaning, maintenance and replacement, and the operation is more convenient.

[0039] Compared with the related art, the pneumatic disc brake provided by the utility model has the following beneficial effects:

[0040] By cooperating with each other in the various parts of the device, the device can dissipate heat through the heat sinks 41 arranged on both sides of the top of the protective cover 21 and the heat dissipation holes at the bottom, thereby improving the heat dissipation effect of the device. At the same time, the driving rod 37 drives the cleaning plate 38 to move back and forth left and right, so that the heat sink 41 is cleaned by the cleaning brush on the top of the cleaning plate 38 to prevent dust from clogging the heat sink 41, so that the heat sink 41 can stably maintain the heat dissipation effect.

[0041] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A pneumatic disc brake, characterized in that: include: A brake disc (10), wherein a protective component (20) is arranged on the outside of the brake disc (10) near the top, a cleaning component (30) is arranged on the inside of the protective component (20) near the center, and heat dissipation components (40) are arranged on the inside of the protective component (20) near the left and right sides of the cleaning component (30); The protection component (20) comprises a protection cover (21) arranged on the outside of the brake disc (10) near the top, and a plurality of heat dissipation holes are provided on the inside near the left and right sides, and dustproof nets (22) are provided on the inside of the heat dissipation holes; The cleaning assembly (30) comprises two rotating frames (31) arranged near the center of the inner side of the protective cover (21), a rotating rod (32) is arranged inside the two rotating frames (31) for common rotation, a rotating disk (33) is fixedly installed at both the front and rear ends of the rotating rod (32), a driving column (34) is fixedly installed on the surface of the rotating disk (33), a driving frame (35) is slidably arranged inside the protective cover (21) and located at both the front and rear sides of the rotating rod (32), a driving groove (36) for the driving column (34) to slide left and right is opened on the side of the driving frame (35) close to the rotating rod (32), a driving rod (37) is fixedly installed on the left and right sides of the driving frame (35), and a cleaning plate (38) is fixedly installed at one end of the two driving rods (37) located on the same side; The heat dissipation assembly (40) comprises a heat dissipation element (41) arranged on the inner side of the brake disc (10) and located on the left and right sides of the rotating frame (31); the top of the protective cover (21) is provided with a mounting opening adapted to the rotating frame (31); connecting blocks (42) are fixedly installed on the left and right sides of the heat dissipation element (41); an adjusting rod (43) is fixedly installed on the inner side of the connecting block (42); an adjusting block (44) is slidably arranged on the surface of the adjusting rod (43); an elastic element (45) for driving the adjusting block (44) to slide is arranged on the inner side of the connecting block (42) and located on the outer edge of the adjusting rod (43); and two plug-in rods (46) are fixedly installed on the surface of the adjusting block (44).

2. The pneumatic disc brake according to claim 1, characterized in that: A top plate (23) is fixedly mounted on the top of the protective cover (21), and two pneumatic pistons (24) are arranged through both the front and rear sides of the protective cover (21), and a friction plate (25) is arranged on the surface of the pneumatic piston (24) close to the brake disc (10).

3. The air disc brake according to claim 1, characterized in that: The inner side of the brake disc (10) is provided with a sliding groove (39), and a sliding block that slides left and right along the inner side of the sliding groove (39) is fixedly installed on the separated side of the two drive frames (35). A rubber sleeve (310) is fixedly installed near the center of the outer edge of the rotating rod (32), and the bottom of the rubber sleeve (310) contacts the top of the brake disc (10).

4. The air disc brake according to claim 1, characterized in that: A plurality of cleaning brushes are arranged on the top of the cleaning plate (38), and the tops of the cleaning brushes are arranged in close contact with the bottom of the heat sink (41). The front and rear sides of the cleaning plate (38) are slidably connected to the inner side of the protective cover (21).

5. The air disc brake according to claim 1, characterized in that: Two fixing blocks (47) are fixedly installed on the inner side of the protective cover (21) and on the left and right sides of the heat sink (41); the inner side of the connecting block (42) is provided with a notch matched with the fixing block (47); and the inner side of the fixing block (47) is provided with a socket matched with the plug rod (46).

6. The air disc brake according to claim 1, characterized in that: A pulling block (48) is fixedly mounted on the top of each of the adjusting blocks (44), and a connecting groove is provided on the top of each of the connecting blocks (42) for the pulling block (48) to slide forward and backward.

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