Loader disc brake detection platform

Abstract

The utility model provides a loading machine disc brake detection platform comprising an operation platform, a fixing assembly arranged on the operation platform, and an air supply device, a simulation brake pedal, a simulation brake booster pump and a simulation brake oil pipe which are connected in sequence. An air brake valve is arranged on the simulation brake pedal, and a simulation brake oil pipe is connected with a brake shoe; the gas supply equipment is used for conveying gas to the simulated brake pedal; the air brake valve is used for adjusting the air pressure of the air conveyed to the simulated brake pedal; the simulated brake pedal is used for conveying the air with the adjusted air pressure to the simulated brake booster pump; the simulated brake booster pump is used for providing conveying pressure for brake oil required for detecting whether the brake shoe is qualified or not; the simulated brake oil pipe is used for conveying brake oil into the brake shoes through the conveying pressure provided by the simulated brake booster pump. The utility model aims to improve the maintenance efficiency of the brake system of the loading machine.

Description

TECHNICAL FIELD

[0001] The utility model relates to loader inspection technical field, especially a kind of 951H type loader disc brake detection platform. BACKGROUND

[0002] At present, various types of loaders play an important role in various industries, and are a kind of earthwork construction machinery widely used in construction, road, bridge, mine and other construction projects. It is mainly used for loading bulk materials in daily life, and can also be used for scraping and leveling ground. As the main equipment for earthwork construction in engineering construction, the brake system plays an important role in the use process. The brake system of the loader generally includes a brake, a brake cylinder, a brake oil pipe and a brake pedal. When the brake pedal is stepped on, the brake piston in the brake cylinder will push the brake oil into the brake oil pipe and transmit it to the brake. The brake includes brake shoes, brake drums and the like, and the brake disc and the brake shoes are braked by friction. The brake shoe generally includes a brake cylinder, a brake piston and a brake pad. Any problem of the brake system will cause brake failure.

[0003] Among them, 951H type loader has the advantages of fast operation speed, high efficiency, good maneuverability and easy operation. Due to its superior performance, it is used frequently on construction sites, and long-time operation will cause brake failure. Most cases are caused by damaged brake shoes. In order to efficiently repair the brake shoes, an inspection link is added after the repair of the brake shoes. UTILITY MODEL CONTENTS

[0004] In view of the above problems, the utility model aims to provide a loader disc brake detection platform, which aims to improve the maintenance efficiency of the brake system of the loader.

[0005] The utility model provides a loader disc brake detection platform, which comprises an operation platform, a fixing assembly for fixing the brake shoe arranged on the operation platform, and a gas supply device, an analog brake pedal, an analog brake force pump and an analog brake oil pipe connected in sequence. Wherein,

[0006] A gas brake valve is arranged on the analog brake pedal, and the analog brake oil pipe is connected with the brake shoe.

[0007] The gas supply device is used for conveying gas to the analog brake pedal.

[0008] The gas brake valve is used for adjusting the gas pressure of the gas conveyed to the analog brake pedal.

[0009] The analog brake pedal is used for conveying the gas with adjusted gas pressure to the analog brake force pump.

[0010] The simulated brake force booster is used to provide the delivery pressure of the brake oil required for testing whether the brake shoe is qualified.

[0011] The simulated brake oil pipe is used to deliver the brake oil into the brake shoe through the delivery pressure provided by the simulated brake force booster.

[0012] Preferably, the fixing assembly comprises a bracket, two screw rods arranged on the bracket, and nuts matched with the screw rods, wherein,

[0013] The brake shoe is arranged on the screw rods through through holes matched with the screw rods arranged at both ends of the brake shoe.

[0014] The brake shoe is fixed on the screw rods through the nuts.

[0015] Preferably, an oil injection hole is arranged on the brake shoe, and the simulated brake oil pipe is arranged on the oil injection hole, wherein,

[0016] The simulated brake oil pipe injects the brake oil into the brake shoe through the oil injection hole.

[0017] Preferably, the brake shoe comprises brake pads, wherein,

[0018] Whether the brake shoe is qualified is detected by whether the brake pads normally work under the action of the brake oil under the control of the simulated brake pedal.

[0019] Preferably, an inductor is arranged on the air brake valve, and the inductor is used to induct the force of the simulated brake pedal.

[0020] Preferably, a warning device is further arranged on the air brake valve, wherein,

[0021] When the simulated brake pedal fails or the air pressure is abnormal, the air brake valve sends a warning signal through the warning device.

[0022] Preferably, a first air pipe is arranged between the air supply device and the simulated brake pedal, wherein,

[0023] The first air pipe is used to deliver the gas of the air supply device into the simulated brake pedal.

[0024] Preferably, a second air pipe is arranged between the simulated brake pedal and the simulated brake force booster, wherein,

[0025] The second air pipe is used to deliver the gas of the simulated brake pedal into the simulated brake force booster.

[0026] Preferably, the simulated brake force booster pump is an electric pump or a vacuum pump.

[0027] Preferably, the brake oil is contained in a hydraulic oil tank or a vacuum container, wherein,

[0028] The simulated brake force booster pump draws the brake oil from the hydraulic oil tank or the vacuum container and supplies the brake oil to the brake shoes through the simulated brake oil pipe.

[0029] From the above technical solutions, the loader disc brake detection platform provided by the utility model can intuitively see whether the brake pad works by simulating the actual working scene, sending brake oil to the brake shoes by the simulated brake force booster pump driven by gas, is safe and reliable, can not only save inspection time, but also improve maintenance efficiency and maintenance quality.

[0030] To the accomplishment of the foregoing and related ends, one or more aspects of the present disclosure, related art, the specification and drawings detailed below describe certain exemplary aspects. However, these aspects indicate only some of the various ways in which the principles of the present disclosure can be employed. Also, the present disclosure is intended to include all such aspects and their equivalents. BRIEF DESCRIPTION OF DRAWINGS

[0031] Other objects and results of the present disclosure will be more clearly understood and appreciated as a more complete description becomes followed, with reference to the following description and accompanying drawings, of the present disclosure. In the drawings:

[0032] Fig. 1 is a plan view of the loader disc brake detection platform according to the embodiment of the present disclosure;

[0033] Fig. 2 is a side view of the loader disc brake detection platform according to the embodiment of the present disclosure.

[0034] The reference signs therein include:

[0035] 1, operation table, 2, simulated brake pedal, 3, gas supply equipment, 4, first gas pipe, 5, brake shoe, 61, first screw rod, 62, second screw rod, 71, first nut, 72, second nut, 8, brake pad, 9, simulated brake oil pipe, 10, simulated brake force booster pump, 11, second gas pipe.

[0036] The same reference signs in all the drawings indicate similar or corresponding features or functions. DETAILED DESCRIPTION

[0037] In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It can be evident, however, that such embodiment(s) can be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

[0038] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0039] The specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0040] In order to illustrate the structure of the loader disc brake detection platform provided by the present application, Figs. 1-2 The structure of the loader disc brake detection platform is exemplarily indicated from different angles. Specifically, Fig. 1 The planar structure of the loader disc brake detection platform according to the embodiment of the present application is shown; Fig. 2 The side structure of the loader disc brake detection platform according to the embodiment of the present application is shown.

[0041] As Figs. 1-2 As shown in the drawings, the loader disc brake detection platform provided by the present application comprises: an operation platform 1, a fixing assembly for fixing a brake shoe 5 arranged on the operation platform 1, and a gas supply device 3, a simulated brake pedal 2, a simulated brake force pump 10 and a simulated brake oil pipe 9 connected in sequence; wherein a gas brake valve is arranged on the simulated brake pedal 2, and the simulated brake oil pipe 9 is connected with the brake shoe 5; the gas supply device 3 is used for delivering gas to the simulated brake pedal 2; the gas brake valve is used for adjusting the gas pressure of the gas delivered to the simulated brake pedal 2; the simulated brake pedal 2 is used for delivering the gas with adjusted gas pressure to the simulated brake force pump 10; the simulated brake force pump 10 is used for providing delivery pressure for brake oil required for testing whether the brake shoe is qualified; and the simulated brake oil pipe 9 is used for delivering the brake oil into the brake shoe 5 through the delivery pressure provided by the simulated brake force pump 10.

[0042] The fixed assembly comprises a support, two screw rods arranged on the support, and nuts matched with the screw rods, wherein the two screw rods are a first screw rod 61 and a second screw rod 62, a first nut 71 matched with the first screw rod 61, and a second nut 72 matched with the second screw rod 62.

[0043] The brake shoe 5 is provided with an oil injection hole, and the simulated brake oil pipe 9 is arranged on the oil injection hole.

[0044] The brake shoe 5 comprises brake pads 8, and whether the brake pads 8 normally work under the action of the brake oil under the control of the simulated brake pedal 2 is used to detect whether the brake shoe 5 is qualified.

[0045] In addition, the air brake valve is provided with an inductor for sensing the force of the simulated brake pedal 2. The air brake valve is also provided with a warning device, and when the simulated brake pedal 2 fails or the air pressure is abnormal, the air brake valve sends a warning signal through the warning device.

[0046] In the embodiment of the utility model, first air pipe 4 is arranged between air supply equipment 3 and simulated brake pedal 2, wherein first air pipe 4 is used for conveying the gas of air supply equipment 3 to simulated brake pedal 2.

[0047] The simulated brake force pump 10 is an electric pump or a vacuum pump. The brake oil is contained in a hydraulic oil tank or a vacuum container, and the simulated brake force pump 10 draws the brake oil from the hydraulic oil tank or the vacuum container and supplies the brake oil to the brake shoe 5 through the simulated brake oil pipe 9.

[0048] In the utility model, the brake shoe 5 is first installed on the two screw rods of the support of the operation table 1 when the inspection device is used. In order to prevent displacement during inspection, the brake shoe 5 is fixed on the support through two nuts, and then the brake oil pipe 9 is installed at the oil injection hole of the brake shoe 5. When the inspection device works, the gas supply equipment 3 transmits gas to the gas brake valve of the simulated brake pedal 2 through the first gas pipe 4, and the gas is sent to the simulated brake booster pump 10 through the second gas pipe 11 by stepping on the simulated brake pedal 2, so that the brake oil is sent to the brake shoe 5 through the simulated brake oil pipe 9. If the brake shoe 5 in the brake shoe 5 is worked under the action of the brake oil by stepping on the simulated brake pedal 2, it indicates that the maintenance quality is qualified. The inspection device tests the maintenance quality of the brake shoe by simulating the actual working condition of the brake braking system, so as to test whether the maintenance of the brake shoe is qualified, and to avoid rework caused by the non-working brake shoe during the trial run after installation.

[0049] The above is only the optional embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation, direct / indirect application in other related technical fields under the concept of the utility model, and the contents of the utility model specification and drawings are included in the patent protection range of the utility model.

Claims

1. A loader disc brake detection platform characterized by, The platform comprises an operating platform, a fixing assembly for fixing brake shoes arranged on the operating platform, and a gas supply device, a simulated brake pedal, a simulated brake force pump and a simulated brake oil pipe connected in sequence. A gas brake valve is arranged on the simulated brake pedal, and the simulated brake oil pipe is connected with the brake shoes. The gas supply device is used for conveying gas to the simulated brake pedal. The gas brake valve is used for adjusting the gas pressure of the gas conveyed to the simulated brake pedal. The simulated brake pedal is used for conveying the gas with adjusted gas pressure to the simulated brake force pump. The simulated brake force pump is used for providing conveying pressure for brake oil required for checking whether the brake shoes are qualified. The simulated brake oil pipe is used for conveying the brake oil into the brake shoes through the conveying pressure provided by the simulated brake force pump.

2. The loader disc brake detection platform according to claim 1, wherein the fixing assembly comprises a support, two screw rods arranged on the support, and nuts matched with the screw rods, wherein through holes matched with the screw rods are arranged at two ends of the brake shoes respectively, the brake shoes are arranged on the screw rods through the through holes, and the brake shoes are fixed on the screw rods through the nuts.

3. The loader disc brake detection platform according to claim 1, wherein an oil injection hole is arranged on the brake shoe, and the simulated brake oil pipe is arranged on the oil injection hole, wherein the simulated brake oil pipe injects the brake oil into the brake shoe through the oil injection hole.

4. The loader disc brake detection platform according to claim 1, wherein the brake shoe comprises brake pads, and whether the brake pads work normally under the action of the brake oil under the control of the simulated brake pedal is used to detect whether the brake shoe is qualified.

5. The loader disc brake detection platform according to claim 1, wherein a sensor is arranged on the gas brake valve, and the sensor is used for sensing the force of the simulated brake pedal.

6. The loader disc brake detection platform according to claim 5, wherein a warning device is further arranged on the gas brake valve, wherein when the simulated brake pedal fails or the gas pressure is abnormal, the gas brake valve sends a warning signal through the warning device.

7. The loader disc brake detection platform according to claim 1, wherein a first gas pipe is arranged between the gas supply device and the simulated brake pedal, wherein the first gas pipe is used for conveying the gas of the gas supply device into the simulated brake pedal.

8. The loader disc brake detection platform according to claim 1, wherein a second gas pipe is arranged between the simulated brake pedal and the simulated brake force pump, wherein the second gas pipe is used for conveying the gas of the simulated brake pedal into the simulated brake force pump.

9. The loader disc brake detection platform according to claim 1, wherein ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ The simulated brake force booster pump employs an electric pump or a vacuum pump.

10. The loader disc brake detection platform of claim 1, wherein, The brake oil is contained in a hydraulic oil tank or a vacuum container, wherein, The simulated brake force booster pump extracts the brake oil from the hydraulic oil tank or the vacuum container and supplies it to the brake shoes through the simulated brake oil pipe.

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