Detection device for brake valve production and processing

Abstract

The invention discloses a detection device for brake valve production and processing, and belongs to the technical field of brake valve detection, and the detection device comprises a main body, one side of the main body is fixedly provided with a control panel, two ends of the main body are respectively connected with a first air pump and a second air pump, and the top of the main body is provided with a placement groove. And air pressure sensors are arranged on the two sides of the bottom of the containing groove, a telescopic piece and a trigger switch are fixedly installed on the inner wall of the bottom of the containing groove, and a containing frame is fixedly installed on the top of the telescopic piece. According to the invention, the air tightness and circulation of the brake valve can be detected, the operation is convenient, and the practicability is achieved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of brake valve detection, and in particular to a detection device for brake valve production and processing. BACKGROUND

[0002] The brake valve is a core component of a rail transit (and motor vehicle) braking system, and functions to precisely control the size and timing of braking force by controlling the flow and pressure of braking medium (such as compressed air or hydraulic oil), so as to ensure that the vehicle is smoothly and safely decelerated or parked. Brake valve detection is a key link for ensuring the safe and reliable operation of the rail transit and automobile braking system. The existing detection device has the problems of single function, one-way detection, inconvenient operation and many limitations, and therefore, a detection device for brake valve production and processing needs to be designed to solve the problems. SUMMARY

[0003] In view of the deficiencies of the prior art, the application provides a detection device for brake valve production and processing, which overcomes the deficiencies of the prior art and aims to solve the problems in the background art.

[0004] To achieve the above-mentioned purpose, the application provides the following technical scheme: a detection device for brake valve production and processing, comprising a main body, a control panel is fixedly installed on one side of the main body, a first air pump and a second air pump are respectively connected and installed at both ends of the main body, a placing groove is formed in the top of the main body, and an air pressure sensor is arranged on the bottom of the placing groove on both sides; a telescopic piece and a trigger switch are fixedly installed on the inner wall of the bottom of the placing groove; and a placing rack is fixedly installed on the top of the telescopic piece. Two first air cavities are formed in the main body, a first connecting cavity is connected between the first air cavities, the first connecting cavity is communicated with the first air pump, a push rod is slidably connected in the first air cavity, a first connecting plate is fixedly installed at one end of the push rod, a plug is connected and installed on one side of the first connecting plate, two second air cavities are formed in the main body, a second connecting cavity is connected between the second air cavities, the second connecting cavity is communicated with the second air pump, a second connecting plate is slidably connected in the second air cavity, and a sealing rack and a pressing plate are fixedly installed on one side of the second connecting plate.

[0005] As a preferred technical scheme of the application, the telescopic piece comprises a fixed tube, a compression spring is connected and installed in the fixed tube, a lifting tube is fixedly installed at the top end of the compression spring, and the lifting tube is slidably connected with the fixed tube. The telescopic piece supports the placing rack and assists in resetting the placing rack.

[0006] As a preferred technical scheme of the application, a blocking rack is fixedly installed in the placing groove, the blocking rack is located outside the placing rack, and the placing rack is slidably connected with the blocking rack, thereby playing a protection and guiding role.

[0007] As a preferred technical scheme of the present application, the placing frame is adapted to the outside of the brake valve, and a positioning groove adapted to the air vent of the brake valve is formed on the outside of the placing frame to determine the placing direction of the brake valve.

[0008] As a preferred technical scheme of the present application, the connecting groove is formed in the sealing frame and adapted to the outside of the brake valve, and a sealing gasket is arranged in the connecting groove to prevent gas from flowing out and affecting the air pressure detection effect.

[0009] The present application has the following beneficial effects: The present application can detect the air tightness and flowability of the brake valve, and the first air pump and the plug can be switched conveniently, and the brake valve only needs to be placed in the placing frame and pressed, and the data after detection is displayed on the control panel, so that the data can be collected conveniently, and the present application has strong practicability. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 FIG. 1 is a 3D structural schematic diagram of the present application; Figure 2 FIG. 2 is a top view of the present application; Figure 3 FIG. 3 is a front structural schematic diagram of the present application; Figure 4 FIG. 4 is a connecting structural schematic diagram of A in the present application; Figure 5 FIG. 5 is a connecting structural schematic diagram of B in the present application.

[0011] In the drawings: 1, main body; 2, control panel; 3, first air pump; 4, second air pump; 5, placing groove; 6, air pressure sensor; 7, telescopic part; 8, trigger switch; 9, placing frame; 10, first air cavity; 11, first connecting cavity; 12, push rod; 13, first connecting plate; 14, plug; 15, second air cavity; 16, second connecting cavity; 17, second connecting plate; 18, sealing frame; 19, pressing plate. DETAILED DESCRIPTION

[0012] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. EMBODIMENT

[0013] Please refer to Figure 1 - Figure 5The utility model provides a kind of detection device for brake valve production and processing, including main body 1, control panel 2 is fixedly installed in main body 1 side, and first air pump 3 and second air pump 4 are respectively connected and installed in the both ends of main body 1, the top of main body 1 is equipped with placing groove 5, and air pressure sensor 6 is arranged in the bottom of placing groove 5 both sides, retractable part 7 and trigger switch 8 are fixedly installed in the bottom inner wall of placing groove 5, the top of retractable part 7 is fixedly installed with placing rack 9, retractable part 7 includes fixed pipe, and compressed spring is connected and installed in fixed pipe, and the top of compressed spring is fixedly installed with lifting pipe, and lifting pipe is slidably connected with fixed pipe, placing rack 9 is supported by retractable part 7, and it is assisted to reset, placing groove 5 is fixedly installed with blocking rack, blocking rack is located outside placing rack 9, and placing rack 9 is slidably connected with blocking rack, and it plays the role of protection and orientation, placing rack 9 is adapted to brake valve outside, and locating groove is equipped with in the outside of placing rack 9 and is adapted to brake valve air hole, for determining the direction of brake valve, first air cavity 10 is equipped with in main body 1, first connecting cavity 11 is connected between first air cavity 10, and first connecting cavity 11 is communicated with first air pump 3, push rod 12 is slidably connected in first air cavity 10, first connecting plate 13 is fixedly installed in one end of push rod 12, and plug 14 is connected and installed in one side of first connecting plate 13, second air cavity 15 is equipped with in main body 1, second connecting cavity 16 is connected between second air cavity 15, and second connecting cavity 16 is communicated with second air pump 4, second connecting plate 17 is slidably connected in second air cavity 15, sealing frame 18 and pressing plate 19 are fixedly installed in one side of second connecting plate 17, connecting groove is equipped with in sealing frame 18 and is adapted to brake valve outside, and sealing pad is laid in connecting groove, and it plays the role of sealing, prevents gas from flowing out, and influence gas pressure detection effect.

[0014] Working principle: when using, brake valve needs to be placed in placing rack 9, and direction is determined by the locating groove of placing rack 9, continue to press brake valve, make placing rack 9 descend and contact with trigger switch 8, open second air pump 4, sealing frame 18 and pressing plate 19 are extended by second air cavity 15 and second connecting cavity 16, sealing frame 18 seals brake valve outside, and pressing plate 19 fixes brake valve, prevents it from popping out, then first air pump 3 is opened by control panel 2, plug 14 is extended by first air cavity 10 and first connecting cavity 11, and is inserted into the air hole of brake valve, gas is injected into the air inlet of brake valve, and whether the change of gas pressure value in placing groove 5 occurs is detected by air pressure sensor 6, so as to judge gas tightness, then plug 14 is separated from air hole, continue to inject gas, at this time, the change of gas pressure value in placing groove 5 is measured by air pressure sensor 6, and is compared with gas pressure value change standard, so as to judge whether the flow capacity meets the standard.

[0015] The above merely describes the preferred embodiments of the present application and is not used to limit the present application, and although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace some technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A testing device for brake valve manufacturing and processing, comprising a main body (1), characterized in that, A control panel (2) is fixedly installed on one side of the main body (1), and a first air pump (3) and a second air pump (4) are respectively connected and installed at both ends of the main body (1). A placement slot (5) is opened on the top of the main body (1), and air pressure sensors (6) are provided on both sides of the bottom of the placement slot (5). A telescopic component (7) and a trigger switch (8) are fixedly installed on the bottom inner wall of the placement slot (5), and a placement rack (9) is fixedly installed on the top of the telescopic component (7). The main body (1) has two first air chambers (10), and a first connecting chamber (11) is connected between the first air chambers (10). The first connecting chamber (11) is connected to the first air pump (3). A push rod (12) is slidably connected in the first air chamber (10). A first connecting plate (13) is fixedly installed at one end of the push rod (12), and a plug (14) is connected to one side of the first connecting plate (13). The main body (1) has two second air chambers (15), and a second connecting chamber (16) is connected between the second air chambers (15). The second connecting chamber (16) is connected to the second air pump (4). A second connecting plate (17) is slidably connected in the second air chamber (15). A sealing frame (18) and a pressure plate (19) are fixedly installed on one side of the second connecting plate (17).

2. The testing device for brake valve manufacturing and processing according to claim 1, characterized in that, The telescopic component (7) includes a fixed tube, and a compression spring is connected and installed inside the fixed tube. A lifting tube is fixedly installed at the top of the compression spring, and the lifting tube is slidably connected to the fixed tube.

3. The testing device for brake valve manufacturing and processing according to claim 1, characterized in that, A barrier frame is fixedly installed in the placement slot (5). The barrier frame is located outside the placement frame (9), and the placement frame (9) is slidably connected to the barrier frame.

4. The testing device for brake valve manufacturing and processing according to claim 1, characterized in that, The placement rack (9) is adapted to the outside of the brake valve, and a positioning groove adapted to the vent of the brake valve is provided on the outside of the placement rack (9).

5. The testing device for brake valve manufacturing and processing according to claim 1, characterized in that, The sealing frame (18) has a connecting groove adapted to the outside of the brake valve, and a sealing gasket is laid in the connecting groove.

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