Caliper type brake of engineering truck

Abstract

The engineering truck caliper type brake comprises an installation block and shells, the shells are symmetrically and fixedly connected to the surface of the installation block, a sliding rod is slidably connected to the inner wall of the installation block, and one end of the sliding rod penetrates through the surface of the installation block and is fixedly connected with a first limiting block; a second limiting block is embedded in the surface of the first limiting block, air bags are symmetrically and fixedly connected to the surface of the mounting block, and air pipes are connected to the surfaces of the air bags. According to the engineering truck caliper type brake, the air cylinder, the gear and the first rack are arranged, the air cylinder drives second limiting blocks on the two sides to move firstly through a sliding rod and the first gear at the same time to decelerate a moving part, the limiting effect can be improved, the moving part can be decelerated more stably, meanwhile, the second limiting blocks can be rotated, and the moving part can be prevented from being damaged. And the second limiting block can be taken down from the surface of the first limiting block, the second limiting block is replaced, the service life of the brake can be prolonged, and the practicability of the brake is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of brakes, in particular to a caliper brake for an engineering vehicle. Background Art

[0002] The brake is a device with the function of slowing down, stopping or keeping moving parts in a stopped state. It is a mechanical part that stops or slows down the moving parts of engineering vehicles, commonly known as brakes. The brake is mainly composed of a frame, brake parts and operating devices. The brake can be divided into industrial brakes and automobile brakes. However, when the existing brakes are in use, the limit blocks cannot be replaced. The limit blocks will wear out after long-term use, affecting the braking effect. At the same time, when the existing brakes are in use, the surface of the limit blocks cannot be cleaned. The friction generated by the limit blocks during use is large, resulting in more wear on the limit blocks and a shorter service life. When the existing brakes are in use, they cannot perform shock absorption, and a large friction force is generated during braking, which causes the connection of the brake to loosen, affecting braking. Utility Model Content

[0003] The utility model aims to provide a caliper brake for an engineering vehicle to solve the problem in the background technology that the surface of the limiting block cannot be cleaned, the limiting block cannot be replaced, the connection of the brake becomes loose, and the braking is affected.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a caliper brake for an engineering vehicle, comprising a mounting block and a shell, the surface of the mounting block is symmetrically fixedly connected with the shell, and the inner wall of the mounting block is slidably connected with a sliding rod, and one end of the sliding rod penetrates the surface of the mounting block and is fixedly connected to a limiting block 1, and a limiting block 2 is embedded in the surface of the limiting block 1, an air bag is symmetrically fixedly connected to the surface of the mounting block, and a trachea is connected to the surface of the air bag, and a cleaning cotton is installed in the other side of the sliding rod inserted into the interior of the shell, a cylinder is installed in the interior of the shell, and the output shaft of the cylinder is connected to the sliding rod, and a connecting rod is installed in the surface of the sliding rod, and a rack 1 is fixedly connected to the end of the sliding rod on the other side, and a rack 2 is fixedly connected to the surface of the connecting rod, and the end of the rack 2 penetrates the mounting block and is inserted into the interior of the shell on the other side, a gear is rotatably installed on the surface of the mounting block, and the gear is arranged in the interior of the shell, a support plate is fixedly connected to the surface of the mounting block, and a telescopic rod is fixedly connected to the end of the support plate, and the other end of the telescopic rod is fixedly connected to a base.

[0005] Preferably, the mounting block is configured as a C-shaped structure, and the limiting block 1 and the housing are symmetrically arranged on both sides of the mounting block, and the ends of the two limiting blocks 1 are correspondingly arranged.

[0006] By adopting the above technical solution, the limit blocks are arranged on both sides of the moving component, which can decelerate the moving component at the same time.

[0007] Preferably, the mounting block is slidably connected to the slide rod, the second rack is slidably connected to the mounting block, and the cleaning cotton is slidably connected to the mounting block.

[0008] By adopting the above technical solution, the cylinder drives the sliding rod on one side to move inside the mounting block, and the sliding rod drives the second gear to move inside the mounting block.

[0009] Preferably, a groove is provided inside the limit block 1, and the limit block 2 is threadedly connected to the limit block 1, and the surface of the airbag fits the surface of the limit block 1, and the end of the airbag is arranged on the surface of the limit block 2.

[0010] By adopting the above technical solution, the limit block 2 is rotated and removed along the inner thread of the limit block 1, so that the limit block 2 can be replaced.

[0011] Preferably, the gear is rotationally connected to the mounting block, the gear is meshingly connected to the first rack, and the gear is meshingly connected to the second rack.

[0012] By adopting the above technical solution, rack 2 drives the gear to rotate, and the gear drives rack 1 to move.

[0013] Preferably, a spring is provided between the base and the support plate, and screws are embedded inside the base.

[0014] By adopting the above technical solution, the spring and the telescopic rod can reduce the shock of the base to prevent the base from falling off.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the engineering vehicle caliper brake:

[0016] 1. A cylinder, a gear and a rack are provided. The cylinder drives the limiting blocks 2 on both sides to move first through the slide bar and the gear 1, and decelerates the moving parts, which can increase the limiting effect and decelerate the moving parts more stably. At the same time, the limiting block 2 can be rotated, and the limiting block 2 can be removed from the surface of the limiting block 1. The limiting block 2 can be replaced, which can increase the service life of the brake and increase the practicality of the brake;

[0017] 2. An air bag and an air pipe are provided. When the limit block 1 squeezes the air bag, the gas inside the air bag enters the inside of the air pipe, and the air pipe sprays the gas on the surface of the limit block 2, thereby cleaning and cooling the surface of the limit block 2, reducing the wear and tear of the limit block 2 during use, and increasing the service life of the limit block 2. At the same time, a telescopic rod and a spring are provided to reduce the shock of the device, increase the stability of the connection between the motion device and the brake, and prevent the brake from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the top view structure of the utility model;

[0020] Figure 3 This is a side view of the structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the installation structure of the second limit block of the utility model from side view.

[0022] In the figure: 1. mounting block; 2. housing; 3. sliding rod; 4. limit block 1; 5. limit block 2; 6. air bag; 7. cleaning cotton; 8. cylinder; 9. connecting rod; 10. rack 1; 11. rack 2; 12. gear; 13. support plate; 14. telescopic rod; 15. base; 16. air pipe. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in 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 in 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.

[0024] See also Figure 1-4 The utility model provides a technical solution: a caliper brake for an engineering vehicle, comprising a mounting block 1, a housing 2, a slide bar 3, a limit block 1 4, a limit block 2 5, an air bag 6, a cleaning cotton 7, a cylinder 8, a connecting rod 9, a rack 10, a rack 2 11, a gear 12, a support plate 13, a telescopic rod 14, a base 15 and an air pipe 16;

[0025] The engineering vehicle caliper brake can clean the surface of the limit block 2 5, and the specific implementation method is as follows:

[0026] The surface of the mounting block 1 is symmetrically fixedly connected with the shell 2, and the inner wall of the mounting block 1 is slidably connected with a slide rod 3, and one end of the slide rod 3 penetrates the surface of the mounting block 1 and is fixedly connected with a limit block 4, and a limit block 2 5 is embedded in the surface of the limit block 4, and an air bag 6 is symmetrically fixedly connected with the surface of the mounting block 1, and the surface of the air bag 6 is connected with an air pipe 16, and the other side of the slide rod 3 is inserted into the interior of the shell 2 and is sleeved with a cleaning cotton 7, and a cylinder 8 is installed inside the shell 2, and the output shaft of the cylinder 8 is connected to the slide rod 3, and a connecting rod 9 is sleeved and installed on the surface of the slide rod 3, and the end of the slide rod 3 on the other side is fixedly connected with a rack 10, and the surface of the connecting rod 9 is fixedly connected It is connected to a rack 2 11, and the end of the rack 2 11 passes through the mounting block 1 and is inserted into the inside of the shell 2 on the other side. A gear 12 is rotatably installed on the surface of the mounting block 1, and the gear 12 is arranged inside the shell 2. The mounting block 1 is arranged as a C-shaped structure, and the limit block 1 4 and the shell 2 are symmetrically arranged on both sides of the mounting block 1, and the ends of the two limit blocks 1 4 are arranged correspondingly, the mounting block 1 is slidably connected to the slide rod 3, and the rack 2 11 is slidably connected to the mounting block 1, and the cleaning cotton 7 is slidably connected to the mounting block 1, the gear 12 is rotatably connected to the mounting block 1, and the gear 12 is meshingly connected to the rack 10, and the gear 12 is meshingly connected to the rack 2 11.

[0027] Start cylinder 8, such as Figure 2, the cylinder 8 drives the right slide bar 3 to move inward inside the mounting block 1, and at the same time, the slide bar 3 drives the connecting rod 9 to move to the left, and the connecting rod 9 drives the rack 2 11 to move to the left inside the mounting block 1, and the rack 2 11 drives the gear 12 to rotate on the surface of the mounting block 1, and the gear 12 drives the rack 10 to move to the right, and the rack 10 drives the slide bar 3 at this location to move toward the inside of the mounting block 1. At this time, the slide bars 3 on both sides move toward the inside of the mounting block 1 at the same time, and the slide bar 3 drives the cleaning cotton 7 to move to the inside of the mounting block 1 to clean the space between the mounting block 1 and the slide bar 3 to prevent the slide bar 3 from being worn. The slide bar 3 drives the limit block 1 4 to move inward, and the surface of the limit block 1 4 loses contact with the surface of the airbag 6, and the extrusion of the airbag 6 disappears. At the same time, the limit block 1 4 drives the limit block 2 5 to move inward. When the limit block 2 5 When the surface of the gear contacts the moving part, the limit block 2 5 can decelerate the moving part. When the moving part is decelerated, the cylinder 8 drives the slide bar 3 on the right to move outward, and drives the rack 10 to move outward through the rack 2 11 and the gear 12. The rack 10 drives the slide bar 3 on the other side to move outward, and the slide bar 3 drives the limit block 1 4 to move outward, and the limit block 1 4 drives the limit block 2 5 to move, so that the surface of the limit block 2 5 loses contact with the surface of the moving part. At this time, the limit on the moving part disappears, and the limit block 1 4 contacts the surface of the airbag 6 when moving outward, and the limit block 1 4 squeezes the airbag 6. The gas inside the airbag 6 enters the interior of the trachea 16, and the trachea 16 sprays the internal gas on the surface of the trachea 16 to clean the surface of the trachea 16 and cool the surface of the trachea 16 at the same time.

[0028] The caliper brake of the engineering vehicle can replace the limit block 2 5 to reduce the shock of the brake. The specific implementation method is as follows:

[0029] The surface of the mounting block 1 is symmetrically fixedly connected with the shell 2, and the inner wall of the mounting block 1 is slidably connected with the slide rod 3, and one end of the slide rod 3 passes through the surface of the mounting block 1 and is fixedly connected to the limiting block 1 4, and the surface of the limiting block 1 4 is embedded with a limiting block 2 5, the surface of the mounting block 1 is fixedly connected with a support plate 13, and the end of the support plate 13 is fixedly connected with a telescopic rod 14, and the other end of the telescopic rod 14 is fixedly connected with a base 15, a groove is provided inside the limiting block 1 4, and the limiting block 2 5 is threadedly connected to the limiting block 1 4, and the surface of the airbag 6 is in contact with the surface of the limiting block 1 4, and the end of the airbag 6 is provided on the surface of the limiting block 2 5, a spring is provided between the base 15 and the support plate 13, and a screw is embedded inside the base 15.

[0030] The base 15 is installed on the surface of the moving part by screws, and the limit block 25 is rotated. The end of the limit block 25 moves outward along the thread inside the groove of the limit block 14, and the limit block 25 can be taken out from the inside of the limit block 14, and the new limit block 25 can be installed on the surface of the limit block 14 by threads. When the limit block 25 decelerates the moving part, vibration will be generated, and the limit block 25 will transmit the vibration to the limit block 14, and the limit block 14 will deliver the vibration to the mounting block 1, and the mounting block 1 will transmit the vibration to the support plate 13, and the support plate 13 will deliver the vibration to the telescopic rod 14. The telescopic rod 14 will shrink due to the vibration, and the spring will shrink due to the vibration. The telescopic rod 14 and the spring can absorb the vibration generated by the limit block 25.

[0031] Working principle: when the caliper brake of the engineering vehicle is used, the airbag 6 and the air pipe 16 are provided, and the surface of the limit block 2 5 can be cleaned. The limit block 2 5 is provided, and the limit block 2 5 can be replaced, which increases the overall practicality.

[0032] 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 caliper brake for an engineering vehicle, comprising a mounting block (1) and a housing (2), characterized in that: The surface of the mounting block (1) is symmetrically fixedly connected to the housing (2), and the inner wall of the mounting block (1) is slidably connected to a slide rod (3), and one end of the slide rod (3) passes through the surface of the mounting block (1) and is fixedly connected to a limiting block 1 (4), and a limiting block 2 (5) is embedded in the surface of the limiting block 1 (4). The surface of the mounting block (1) is symmetrically fixedly connected to an air bag (6), and the surface of the air bag (6) is connected to an air pipe (16). The other side of the slide rod (3) is inserted into the interior of the housing (2) and is sleeved with a cleaning cotton (7). A cylinder (8) is installed inside the housing (2), and the output shaft of the cylinder (8) is connected to the slide rod (3), and A connecting rod (9) is sleeved and installed on the surface of the sliding rod (3); a rack 1 (10) is fixedly connected to the end of the sliding rod (3) on the other side; a rack 2 (11) is fixedly connected to the surface of the connecting rod (9); and the end of the rack 2 (11) penetrates the mounting block (1) and is inserted into the inside of the housing (2) on the other side; a gear (12) is rotatably mounted on the surface of the mounting block (1), and the gear (12) is arranged inside the housing (2); a support plate (13) is fixedly connected to the surface of the mounting block (1), and a telescopic rod (14) is fixedly connected to the end of the support plate (13), and the other end of the telescopic rod (14) is fixedly connected to a base (15).

2. The caliper brake for an engineering vehicle according to claim 1, characterized in that: The mounting block (1) is arranged as a C-shaped structure, and the limit block (4) and the housing (2) are symmetrically arranged on both sides of the mounting block (1), and the ends of the two limit blocks (4) are arranged correspondingly.

3. The caliper brake for an engineering vehicle according to claim 1, characterized in that: The mounting block (1) is slidably connected to the slide rod (3), the second rack (11) is slidably connected to the mounting block (1), and the cleaning cotton (7) is slidably connected to the mounting block (1).

4. The caliper brake for an engineering vehicle according to claim 1, characterized in that: The first limit block (4) is provided with a groove inside, the second limit block (5) is threadedly connected to the first limit block (4), and the surface of the airbag (6) is in contact with the surface of the first limit block (4), and the end of the airbag (6) is arranged on the surface of the second limit block (5).

5. The caliper brake for an engineering vehicle according to claim 1, characterized in that: The gear (12) is rotationally connected to the mounting block (1), the gear (12) is meshingly connected to the first rack (10), and the gear (12) is meshingly connected to the second rack (11).

6. The caliper brake for an engineering vehicle according to claim 1, characterized in that: A spring is provided between the base (15) and the support plate (13), and screws are embedded in the base (15).

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