Brake structure of prying trolley

Abstract

The utility model provides a prying trolley brake structure which comprises a brake disc, a support is arranged on the brake disc in a sliding mode, a hydraulic cylinder is arranged on the support, the fixed end of the hydraulic cylinder is connected with the support, an output shaft of the hydraulic cylinder penetrates through the side end of the support and a brake pad, and the support is further provided with a guide inserting groove located in the side end of the brake pad. The brake pad is further provided with a guide insertion plate connected with the guide insertion groove in an inserted mode. According to the prying trolley brake structure, basic requirements of braking can be met, the brake pad can have better stability on the basis that the guide structure is additionally arranged between the connecting structure and the brake pad, better connection firmness is achieved between the brake pad and the driving structure, and the service life of the prying trolley is prolonged. And the driving structure is effectively prevented from being easily damaged by deformation.

Description

TECHNICAL FIELD

[0001] The utility model belongs to brake technical field, especially relate to a pry hair platform truck brake structure. BACKGROUND

[0002] When the brake disc is braked, the brake disc is rubbed by the brake pad. The existing pry hair platform truck brake structure can meet the basic demand of braking, but the brake pad is usually only adjusted in position by the driving structure, and there is no guide structure between the brake pad and the connecting structure. The brake pad is easily twisted in the working process due to the driving force of the rotating brake disc, which leads to poor stability of the brake pad and easily affects the connection firmness of the brake pad and the driving structure, and the driving structure is easily deformed and damaged, so the utility model can not fully meet the needs of the people.

[0003] For example, the utility model discloses a low-noise automobile brake pad, and the technical scheme of the patent file comprises a brake disc, a support slidingly connected on the brake disc and a hydraulic piston fixedly connected on the support. The inside of the support is provided with a fixing mechanism for fixing. The fixing mechanism comprises a sliding rod slidingly connected in the inside of the support and a compression spring sleeved on the outside of the sliding rod. The bottom of the support is provided with a placing frame. The bottom of the placing frame is provided with a brake pad assembly for braking. Since the support and the brake pad assembly are connected through the hydraulic piston, no guide structure is arranged between the support and the brake pad assembly. Therefore, the stability of the brake pad assembly and the connection between the brake pad assembly and the hydraulic piston are easily affected by the rotating force of the brake disc in the working process of the brake pad, and the hydraulic piston is easily deformed and damaged. Therefore, the utility model can not fully meet the needs of the people. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model provides a pry hair platform truck brake structure, which can not only meet the basic demand of braking, but also make the brake pad have better stability by adding a guide structure between the connecting structure and the brake pad, make the brake pad and the driving structure have better connection firmness, and effectively avoid the driving structure from being easily deformed and damaged.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of a pry hair platform truck brake structure, which comprises a brake disc. A support is slidingly arranged on the brake disc. A hydraulic cylinder is arranged on the support. The fixed end of the hydraulic cylinder is connected with the support. The output shaft of the hydraulic cylinder penetrates through the side end of the support. A brake pad is arranged on the output shaft of the hydraulic cylinder. A guide slot is arranged on the side end of the brake pad. A guide plate is arranged on the brake pad and inserted into the guide slot.

[0006] As a further improvement of the utility model, the guide slot is detachably connected with the support, and the guide plate is detachably connected with the brake pad.

[0007] As a further improvement of the utility model, the side end of the guide slot is further provided with a first connecting plate, a first connecting bolt for screwing with the support is further screwed on the first connecting plate, and a first threaded connecting hole for screwing with the first connecting bolt is arranged on the support. Through cooperation of the first connecting plate, the first connecting bolt and the first threaded connecting hole, flexible fixing of the guide slot and the support can be realized.

[0008] As a further improvement of the utility model, the side end of the guide plate is further provided with a second connecting plate, a second connecting bolt for screwing with the brake pad is arranged on the second connecting plate, and a second threaded connecting hole for screwing with the second connecting bolt is arranged on the brake pad. Through cooperation of the second connecting plate, the second connecting bolt and the second threaded connecting hole, flexible fixing of the guide plate and the brake pad can be realized.

[0009] As a further improvement of the utility model, a first reinforcing plate is further arranged between the first connecting plate and the guide slot. The first reinforcing plate enhances the connection firmness between the second connecting plate and the guide slot.

[0010] As a further improvement of the utility model, a second reinforcing plate is further arranged between the second connecting plate and the guide plate. The second reinforcing plate enhances the connection firmness between the second connecting plate and the guide plate.

[0011] As a further improvement of the utility model, a fixing groove for clamping and fixing with the output shaft of the hydraulic cylinder is further arranged on the brake pad, a fixing bolt for screwing with the output shaft of the hydraulic cylinder is arranged on the fixing groove, and a threaded fixing hole for screwing with the fixing bolt is arranged on the output shaft of the hydraulic cylinder.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] Firstly, the guide slot and the guide plate are arranged between the connecting structure and the brake pad, so that the brake pad can keep better stability during work. This design effectively avoids deviation or shaking of the brake pad under force, thereby improving the reliability of the whole brake system.

[0014] Secondly, the brake pad and the output shaft of the hydraulic cylinder are clamped and fixed through the fixing groove and the fixing bolt, and the connection strength is further enhanced by cooperating with the threaded fixing hole. This design ensures firm connection between the brake pad and the driving structure, and the brake pad is not easy to be loosened even under high-strength braking. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model will be explained further in detail in combination with the drawings and specific embodiments.

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figure 2 It is a structural schematic view of the first connecting plate and the first connecting bolt of the utility model;

[0018] Figure 3 It is a structural schematic view of the second connecting plate, the second connecting bolt, the fixing groove and the fixing bolt of the utility model;

[0019] Figure 4 It is a structural schematic view of the first reinforcing plate and the second reinforcing plate of the utility model.

[0020] In the drawing: 101, brake disc; 102, support; 103, hydraulic cylinder; 104, brake pad; 105, guide slot; 106, guide plate; 201, first connecting plate; 202, first connecting bolt; 203, second connecting plate; 204, second connecting bolt; 205, first reinforcing plate; 206, second reinforcing plate; 207, fixing groove; 208, fixing bolt. DETAILED DESCRIPTION

[0021] In order to better understand the utility model, the content of the utility model is further clarified below in combination with examples, but the protection content of the utility model is not limited to the following examples only. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details.

[0022] As Figure 1 shown, a pry-off wheelset brake structure, including brake disc 101, brake disc 101 is provided with support 102 slidingly, support 102 is fixedly connected with hydraulic cylinder 103, the fixed end of hydraulic cylinder 103 is fixedly connected with support 102, the output shaft of hydraulic cylinder 103 passes through the side end of support 102, the output shaft of hydraulic cylinder 103 is fixedly connected with brake pad 104, support 102 is also fixedly connected with guide slot 105 located at the side end of brake pad 104, brake pad 104 is also fixedly connected with guide plate 106 inserted with guide slot 105.

[0023] When brake operation is needed, the output shaft of hydraulic cylinder 103 starts to act, pushes brake pad 104 to be close to brake disc 101, with the further extension of the output shaft of hydraulic cylinder 103, brake pad 104 gradually approaches and finally contacts brake disc 101, at the moment of contact, brake pad 104 exerts braking force on brake disc 101, achieving the effect of deceleration or stopping. When brake operation is completed, the output shaft of hydraulic cylinder 103 retracts, driving brake pad 104 away from brake disc 101.

[0024] In the driving brake pad 104 movement process through the hydraulic cylinder 103 output shaft telescopic adjustment, the guide plugboard 106 will be inserted relative to the guide slot 105 plug-in operation, so that the hydraulic cylinder 103 telescopic operation and the brake pad 104 movement remain stable.

[0025] According to another embodiment of the utility model, the guide slot 105 is detachably connected with the bracket 102, and the guide plugboard 106 is detachably connected with the brake pad 104.

[0026] As shown in Figure 2 The side end of the guide slot 105 is further fixedly connected with a first connecting plate 201, and the first connecting plate 201 is further screwed with a first connecting bolt 202 screwed with the bracket 102, and the bracket 102 is provided with a first threaded connecting hole screwed with the first connecting bolt 202. Only by making the first bolt pass through the first connecting plate 201 and be screwed with the first threaded connecting hole, the flexible fixing of the guide slot 105 and the bracket 102 can be realized.

[0027] As shown in Figure 3 The side end of the guide plugboard 106 is fixedly connected with a second connecting plate 203, the second connecting plate 203 is provided with a second connecting bolt 204 screwed with the brake pad 104, and the brake pad 104 is provided with a second threaded connecting hole screwed with the second connecting bolt 204. Only by making the second connecting bolt 204 pass through the second connecting plate 203 and be screwed with the second threaded connecting hole, the flexible fixing of the guide plugboard 106 and the brake pad 104 can be realized.

[0028] According to another embodiment of the utility model, as shown in Figure 4 The first connecting plate 201 and the guide slot 105 are further fixedly connected with a first reinforcing plate 205. Through the first reinforcing plate 205, the connecting strength between the guide slot 105 and the first connecting plate 201 can be enhanced, and the deformation of the guide slot 105 due to long-term use can be prevented.

[0029] According to another embodiment of the utility model, as shown in Figure 4 The second connecting plate 203 and the guide plugboard 106 are further fixedly connected with a second reinforcing plate 206. Through the second reinforcing plate 206, the connecting strength between the guide plugboard 106 and the second connecting plate 203 can be enhanced, and the firm connection between the guide plugboard 106 and the brake pad 104 can be ensured.

[0030] According to another embodiment of the utility model, as shown in Figure 3As shown, the brake pad 104 is further fixed with a fixed groove 207 which is clamped and fixed with the output shaft of the hydraulic cylinder 103, the fixed groove 207 is screwed with a fixing bolt 208 which is used for screwing the output shaft of the hydraulic cylinder 103, the output shaft of the hydraulic cylinder 103 is provided with a threaded fixing hole which is screwed with the fixing bolt 208. Only by clamping and fixing the fixed groove 207 with the output shaft of the hydraulic cylinder 103, and then making the fixing bolt 208 pass through the side wall of the fixed groove 207 and be screwed with the threaded fixing hole, the flexible fixing of the output shaft of the hydraulic cylinder 103 and the brake pad 104 can be realized, and it is not easy to be loosened even in the case of high-strength braking.

[0031] The above is the preferred embodiment of the present application, it should be pointed out that, for those skilled in the technical field, without departing from the principle of the present application, can make a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A brake structure for a prying trolley, comprising a brake disc (101), a bracket (102) slidably mounted on the brake disc (101), a hydraulic cylinder (103) mounted on the bracket (102), the fixed end of the hydraulic cylinder (103) being connected to the bracket (102), and the output shaft of the hydraulic cylinder (103) passing through the side end of the bracket (102), characterized in that: The output shaft of the hydraulic cylinder (103) is provided with a brake pad (104), the support (102) is further provided with a guide slot (105) at the side end of the brake pad (104), and the brake pad (104) is further provided with a guide plug-in plate (106) plugged with the guide slot (105).

2. The skidder car brake structure according to claim 1, characterized in that: The guide slot (105) is detachably connected with the support (102), and the guide plug-in plate (106) is detachably connected with the brake pad (104).

3. The skidder car brake structure according to claim 2, characterized in that: The side end of the guide slot (105) is further provided with a first connecting plate (201), and the first connecting plate (201) is further screwed with a first connecting bolt (202) screwed with the support (102), and the support (102) is provided with a first threaded connection hole screwed with the first connecting bolt (202).

4. The skidder car brake structure as claimed in claim 3, wherein: The side end of the guide plug-in plate (106) is further provided with a second connecting plate (203), and the second connecting plate (203) is provided with a second connecting bolt (204) screwed with the brake pad (104), and the brake pad (104) is provided with a second threaded connection hole screwed with the second connecting bolt (204).

5. The skid-type car brake structure according to claim 4, wherein: The first connecting plate (201) and the guide slot (105) are further provided with a first reinforcing plate (205).

6. The skid-type car brake structure according to claim 5, wherein: The second connecting plate (203) and the guide plug-in plate (106) are further provided with a second reinforcing plate (206).

7. The skid-type car brake structure according to claim 6, wherein: The brake pad (104) is further provided with a fixed groove (207) fixed with the output shaft of the hydraulic cylinder (103), the fixed groove (207) is provided with a fixed bolt (208) screwed with the output shaft of the hydraulic cylinder (103), and the output shaft of the hydraulic cylinder (103) is provided with a threaded fixing hole screwed with the fixed bolt (208).

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