Passenger train cock detection test device

Abstract

The utility model belongs to the technical field of detection test devices, and particularly relates to a passenger train cock detection test device, which is characterized in that a pressure gauge is mounted at the top of a rack and is connected with an air cylinder pipeline system through an air pipe, a hand-pull valve is mounted at a rack panel and is connected with a control clamp air cylinder through an air pipe, and the control clamp air cylinder is connected with a control clamp through an air pipe. The combined dust collector test fixture is installed on the test station, the test station is installed on the rack, the manual test button is installed on a panel of the rack and connected with the electromagnetic valve through the control cable, the angle cock test fixture is installed on the test station, and the control cable is connected with the control cable. And the pressure sensor is arranged in the rack and is connected to the test station in parallel through an air pipe. According to the utility model, the automatic detection of the angle cock and the combined dust collector of the passenger train can be realized, the detection test data can be saved, inquired and printed, and the manual test function under special conditions can be realized.

Description

Technical Field

[0001] The utility model belongs to the technical field of detection and testing devices, and in particular relates to a detection and testing device for a railway passenger car plug door. Background Art

[0002] As important components in the braking system of railway passenger cars, angled plugs and combined dust collectors play an important role in ensuring the safe operation of vehicles. At present, various railway units basically use manual testing to detect the leakage of angled plugs and combined dust collectors during maintenance, which requires high working skills of operators, has high labor intensity and low maintenance efficiency. Utility Model Content

[0003] In view of the above-mentioned manual test method, which requires a high level of operator skills, has the problems of high labor intensity and low maintenance efficiency, the utility model provides a railway passenger car plug door detection test device.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0005] A railway passenger car plug door detection test device comprises a bench, a pressure gauge, a hand-pull valve, a combined dust collector test fixture, a manual test button, a display, a folded angle plug door test fixture, a test station, a solenoid valve, a control fixture cylinder, a pressure sensor, an air cylinder pipeline system and a microcomputer control system. The pressure gauge is installed on the top of the bench, and the pressure gauge is connected to the air cylinder pipeline system through an air duct. The hand-pull valve is installed at the bench panel, and the hand-pull valve is connected to the control fixture cylinder through the air duct. The combined dust collector test fixture is installed on the test station, and the test station is installed on the bench. The manual test button is installed on the bench panel, and the manual test button is connected to the solenoid valve through a control cable. The folded angle plug door test fixture is installed on the test station. The pressure sensor is arranged inside the bench, and the pressure sensor is connected to the test station through the air duct. The display is electrically connected to the microcomputer control system.

[0006] The air cylinder pipeline system includes pipelines, pressure regulating valves, working air cylinders, air storage cylinders and valves. The working air cylinders and air storage cylinders are installed inside the platform through brackets. The air storage cylinder is connected to the working air cylinder through pipelines, and the pipelines are provided with pressure regulating valves and valves.

[0007] The microcomputer control system includes an AC220V power supply, a DC24V switching power supply, a computer, a board, and a printer. The AC220V power supply is electrically connected to the computer, the printer, and the display respectively, and the computer is electrically connected to the solenoid valve and the pressure sensor respectively through the board.

[0008] The DC24V switching power supply is electrically connected to the solenoid valve and the pressure sensor respectively.

[0009] The board includes a control board and a data acquisition board. The computer is electrically connected to the solenoid valve via the control board, and the computer is electrically connected to the pressure sensor via the data acquisition board.

[0010] The combined dust collector test fixture and the angle plug door test fixture are both connected to the fixture cylinder, the solenoid valve is installed on the pipeline, and the control fixture cylinder is connected to the working air cylinder through the pipeline.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The utility model provides a railway passenger car plug door detection test device, which can realize the automatic detection of the railway passenger car corner plug door and the combined dust collector, and can save, query and print the detection test data, meeting the manual test function under special circumstances. The utility model railway passenger car plug door detection test device adopts a microcomputer control system to realize the automatic test of the railway passenger car corner plug door and the combined dust collector leakage detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0014] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment in size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the utility model from another angle;

[0017] Figure 3 It is the structural block diagram of the microcomputer control system of the utility model.

[0018] Among them: 1 is a test bench, 2 is a pressure gauge, 3 is a hand-pull valve, 4 is a combined dust collector test fixture, 5 is a manual test button, 6 is a display, 7 is a folded angle plug door test fixture, 8 is a test station, 9 is a solenoid valve, 10 is a control fixture cylinder, 11 is a pressure sensor, 12 is an air cylinder pipeline system, 1201 is a pipeline, 1202 is a pressure regulating valve, 1203 is a working air cylinder, 1204 is an air storage cylinder, 1205 is a valve, 13 is a microcomputer control system, 1301 is an AC220V power supply, 1302 is a DC24V switching power supply, 1303 is a computer, 1304 is a board, 13041 is a control board, 13042 is a data acquisition board, and 1305 is a printer. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. These descriptions are only to further illustrate the features and advantages of the utility model, rather than to limit the claims of the utility model. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0020] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0021] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0022] A railway passenger car plug door detection test device, such as Figure 1 , Figure 2As shown, it includes a bench 1, a pressure gauge 2, a hand-pull valve 3, a combined dust collector test fixture 4, a manual test button 5, a display 6, a corner plug door test fixture 7, a test station 8, a solenoid valve 9, a control fixture cylinder 10, a pressure sensor 11, an air cylinder pipeline system 12 and a microcomputer control system 13. The bench 1 is the main structure of the railway passenger car plug door detection test device, which is welded with 40*40 square tubes. The pressure gauge 2 is installed on the top of the bench 1 and is connected to the air cylinder pipeline system 12 through an air duct. The pressure of each air cylinder is displayed in real time, which is convenient for the staff to observe the air path status. The hand-pull valve 3 is installed on the panel of the bench 1 and is connected to the control fixture cylinder 10 through an air duct. It is used to control the action of the control fixture cylinder 10 to achieve clamping and releasing the fixture. The combined dust collector test fixture 4 is installed on the test station 8 for clamping and installing the test workpiece. The manual test button 5 is installed on the panel of the bench 1 and is connected to the solenoid valve 9 through a control cable. The filling and exhausting of each test station is realized by controlling the on and off of each solenoid valve 9. The display 6 is the human-machine interaction interface of the entire railway passenger car plug door detection test device, which realizes the sending of test commands of each test station 8 and the display of real-time pressure and test status. The angle plug door test fixture 7 is installed on the test station 8 and is used for clamping and installing the test workpiece. The test station 8 is on the main table of the bench, and is composed of a combined dust collector test fixture 4, an angle plug door test fixture 7 and a charging and exhausting air path. The solenoid valve 9 is located inside the bench 1 and is fixed to the bench 1 through a mounting bracket. The solenoid valve 9 is connected in series to the charging and exhausting pipelines of each test station through an air duct to realize the charging and exhausting of each test station. The control fixture cylinder 10 is connected to each test station fixture through a connector to realize the clamping control of the test workpiece. The pressure sensor 11 is located inside the test stand 1 and is connected to the test station pipeline through an air duct to detect the pressure of each test station in real time.

[0023] Furthermore, the air cylinder pipeline system 12 includes a pipeline 1201, a pressure regulating valve 1202, a working air cylinder 1203, an air storage cylinder 1204 and a valve 1205. The valve 1205 is used as an air source control device of the air cylinder pipeline system 12 of the railway passenger car plug door detection test device, and the total air source is opened / closed by manual operation. The pressure regulating valve 1202 is an integrated structure of an oil-water separator and a pressure limiting valve, which is installed at the air inlet and outlet of the air cylinder pipeline system 12 of the railway passenger car plug door detection test device, and is used to filter out water, oil and other impurities in the compressed air, while adjusting the total air pressure of the system to the maximum allowable working pressure. The air storage cylinder 1204 and the working air cylinder 1203 are installed inside the test bench 1 through a bracket, and are used for the railway passenger car plug door detection test device and the compressed air storage of each experimental station.

[0024] Further, if Figure 3As shown, the microcomputer control system 13 includes an AC220V power supply 1301, a DC24V switching power supply 1302, a computer 1303, a board 1304, and a printer 1305. The AC220V power supply 1301 supplies power to the computer 1303, the printer 1305, the display 6, and the 24V switching power supply 1302. The 24V switching power supply 1302 supplies power to the solenoid valve 9 and the pressure sensor 11. The computer 1303 is the core controller of the control system of the railway passenger car plug door detection test device. It is connected with the display 6, the printer 1305, and the board 1304 through a control cable to complete the control of the execution components, the system data acquisition and analysis processing, and the data storage and printing. The printer 1305 is used for printing the test data of the railway passenger car plug door detection test device. The board 1304 includes a control board 13041 and a data acquisition board 13042. The control board 13041 controls the on and off of the charging and exhausting electromagnetic valve 9 through a relay by receiving control instructions from the computer 1303 to realize the charging and exhausting of each test station. The data acquisition board 13042 is used to collect the pressure values ​​of the pressure sensor 11 and transmit them to the computer 1303. The pressure sensor 11 is a control system data acquisition terminal, which is connected to the data acquisition board 13042 through a control cable.

[0025] Only the preferred embodiments of the present invention are described in detail above, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention, and various changes should be included in the protection scope of the present invention.

Claims

1. A railway passenger car door plug detection test device, characterized in that: The invention comprises a bench (1), a pressure gauge (2), a hand-pull valve (3), a combined dust collector test fixture (4), a manual test button (5), a display (6), a folded angle plug door test fixture (7), a test station (8), a solenoid valve (9), a control fixture cylinder (10), a pressure sensor (11), an air cylinder pipeline system (12) and a microcomputer control system (13), wherein the pressure gauge (2) is installed on the top of the bench (1), the pressure gauge (2) is connected to the air cylinder pipeline system (12) through an air duct, the hand-pull valve (3) is installed on the panel of the bench (1), and the hand-pull valve (3) is connected to the control fixture through an air duct. The combined dust collector test fixture (4) is installed on a test station (8), the test station (8) is installed on a bench (1), the manual test button (5) is installed on a panel of the bench (1), the manual test button (5) is connected to a solenoid valve (9) via a control cable, the angle plug door test fixture (7) is installed on the test station (8), the pressure sensor (11) is arranged inside the bench (1), the pressure sensor (11) is connected to the test station (8) via an air duct, and the display (6) is electrically connected to a microcomputer control system (13).

2. A railway passenger car door plug detection test device according to claim 1, characterized in that: The air cylinder pipeline system (12) comprises a pipeline (1201), a pressure regulating valve (1202), a working air cylinder (1203), an air storage cylinder (1204) and a valve (1205); the working air cylinder (1203) and the air storage cylinder (1204) are both installed inside the platform (1) via a bracket; the air storage cylinder (1204) is connected to the working air cylinder (1203) via the pipeline (1201); and the pressure regulating valve (1202) and the valve (1205) are provided on the pipeline (1201).

3. A railway passenger car door plug detection test device according to claim 1, characterized in that: The microcomputer control system (13) comprises an AC220V power supply (1301), a DC24V switching power supply (1302), a computer (1303), a board (1304), and a printer (1305). The AC220V power supply (1301) is electrically connected to the computer (1303), the printer (1305), and the display (6), respectively. The computer (1303) is electrically connected to the solenoid valve (9) and the pressure sensor (11) via the board (1304).

4. A railway passenger car door plug detection test device according to claim 3, characterized in that: The DC24V switching power supply (1302) is electrically connected to the solenoid valve (9) and the pressure sensor (11) respectively.

5. A railway passenger car door plug detection test device according to claim 3, characterized in that: The board (1304) includes a control board (13041) and a data acquisition board (13042); the computer (1303) is electrically connected to the solenoid valve (9) via the control board (13041); and the computer (1303) is electrically connected to the pressure sensor (11) via the data acquisition board (13042).

6. A railway passenger car door plug detection test device according to claim 2, characterized in that: The combined dust collector test fixture (4) and the angle plug door test fixture (7) are both connected to the fixture cylinder (10), the solenoid valve (9) is installed on the pipeline (1201), and the control fixture cylinder (10) is connected to the working air cylinder (1203) through the pipeline (1201).

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