CN218497096U

CN218497096U - Test bed for rapidly detecting starting electromagnetic valve

Info

Publication number: CN218497096U
Application number: CN202220741243.0U
Authority: CN
Inventors: 王英; 张思奇; 徐仁庆
Original assignee: Shenyang Shengfei Aviation Science & Technology Co ltd
Current assignee: Shenyang Shengfei Aviation Science & Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-02-17
Anticipated expiration: 2032-03-31

Abstract

This short-term test starts electromagnetic valve test bench, including operation platform, the last clamping mechanism who installs the fixed work piece that is surveyed of centre gripping of operation platform, clamping mechanism pass through the pipeline respectively with operation platform internally mounted's fuel detection module, atmospheric pressure detection module and power module pipe connection, clamping mechanism includes the bottom plate seat, fixed assembly work piece seat on the bottom plate seat, a set of centre gripping subassembly is installed to the left and right sides symmetry respectively of work piece seat, all install the UNICOM's stop valve with being surveyed work piece articulate on every centre gripping subassembly of group. The utility model discloses a test solenoid valve performance parameter's fuel manometer, flowmeter, compressed air manometer to and governing valve and interface all design on the front panel of testboard, adjust, observe test parameter very convenient and accurate, the clamp that utilizes both sides opens and shuts just can be fast fixed with the work piece that is surveyed, and connect into test pipeline, carry out the repetition performance test.

Description

Test bed for rapidly detecting starting electromagnetic valve

Technical Field

The utility model relates to an electromagnetic valve detects technical field, especially relates to a short-term test starts electromagnetic valve test bench.

Background

During the starting process of a certain type of helicopter engine, the electromagnetic valve is used for controlling the oil supply and the oil stop of an engine nozzle. And when the oil is stopped, the nozzle is blown and cleaned by clean compressed air with certain pressure. And a manually controlled bypass valve to ensure that the engine is supplied with oil in an "emergency" condition. The performance and parameters of the existing electromagnetic valve are tested by means of manual, scattered and simple testing tools and tools, so that the existing electromagnetic valve is very inconvenient and low in efficiency.

Therefore, aiming at the defects of the prior art, the test bed for rapidly detecting the starting electromagnetic valve is necessary to solve the defects of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid prior art's weak point and provide a short-term test starts electromagnetic valve test bench, this short-term test starts electromagnetic valve test bench is used for detecting aviation polytypic fuel electromagnetic valve, can provide test 0-35VDC direct current power supply as required, set up fuel pressure gauge and flowmeter test and flow through electromagnetic valve's performance parameter, provide clear compressed air supply, decompress to suitable pressure value through the relief pressure valve, provide the test, just can provide all test conditions on the stage body, and is very convenient.

The above object of the present invention is achieved by the following technical means:

the test bed for rapidly detecting and starting the electromagnetic valve comprises an operating platform, wherein a clamping mechanism for clamping and fixing a workpiece to be detected is arranged on the operating platform, and the clamping mechanism is respectively connected with a fuel detection module, an air pressure detection module and a power supply module which are assembled in the operating platform through pipelines;

the clamping mechanism comprises a base plate seat, a workpiece seat is fixedly assembled on the base plate seat, a group of clamping components are symmetrically installed on the left side and the right side of the workpiece seat respectively, and a communicated stop valve connected with a joint of a workpiece to be tested is installed on each group of clamping components.

Particularly, the centre gripping subassembly is including founding the seat, and the sliding assembly guide rail slider on the seat stands, and fixed mounting UNICOM stop valve on the guide rail slider, UNICOM stop valve and the clamp swing joint of fixing on founding the seat, clamp can make rather than the UNICOM stop valve lateral shifting of homonymy.

Preferably, the vertical seat is of a high-low table structure, the clamp is assembled at a high platform, the guide rail sliding block is movably assembled at a low platform, and the clamp can enable the communication stop valve to horizontally move far and near relative to the measured workpiece.

Specifically, the communicating stop valve is provided with three mutually communicated joints, wherein one joint which is closest to the measured workpiece is communicated with the measured workpiece, the joint positioned at the top of the communicating stop valve is provided with a stop valve core, and the other joint is communicated with a detection port of the fuel detection module through a hose.

Furthermore, a quick-connection plug is arranged at a joint communicated with the workpiece to be detected.

The utility model discloses a test solenoid valve performance parameter's fuel manometer, flowmeter, compressed air manometer to and governing valve and interface all design on the front panel of testboard, adjust, observe test parameter very convenient and accurate, the clamp that utilizes both sides opens and shuts just can be fast fixed with the work piece that is surveyed, and connect into test pipeline, carry out the repetition performance test.

Drawings

The present invention will be further described with reference to the accompanying drawings, but the contents in the drawings do not constitute any limitation to the present invention.

Fig. 1 is a schematic view of a three-dimensional mechanism of a test bed for rapidly detecting a starting electromagnetic valve of the utility model.

Fig. 2 is a schematic view of the structure of the part of the chucking mechanism in fig. 1.

Fig. 3 is a schematic structural diagram of the workpiece holder in fig. 2.

Fig. 4 is a schematic structural view of the communication stop valve in fig. 2.

Fig. 5 is a schematic structural view of the stand of fig. 2.

Fig. 6 is a schematic view of a partial cross-sectional structure of the clamping mechanism of fig. 2.

From fig. 1 to 6, it includes:

1. an operating platform;

2. a workpiece to be tested;

3. a clamping mechanism;

31. a bottom plate seat 32, a workpiece seat 33, a clamping component 34, a communication stop valve,

35. a cut-off valve core;

331. a vertical seat 332, a guide rail sliding block 333 and a clamp;

4. a fuel detection module;

5. an air pressure detection module;

6. a power supply module;

7. a quick connector.

Detailed Description

The invention will be further described with reference to the following examples.

Example 1.

As shown in fig. 1-6, a test bed for rapidly detecting a starting electromagnetic valve comprises an operating platform 1, wherein a clamping mechanism 3 for clamping and fixing a detected workpiece 2 is installed on the operating platform 1, the clamping mechanism 3 is respectively connected with a fuel oil detection module 4, an air pressure detection module 5 and a power supply module 6 which are assembled inside the operating platform 1 through pipelines, the fuel oil detection module 4 is a fuel oil pressure gauge, and the air pressure detection module 5 is a flow meter and a compressed air pressure gauge.

As shown in fig. 1, the fuel detection module 4 of the present application is an oil path test system composed of a common oil tank, a ball valve, a fuel pump, a fuel filter, a pressure regulating valve, a stop valve, a flow meter, a fuel pressure gauge, an oil inlet pipe, an oil outlet pipe, an oil inlet port and an oil outlet port.

A power box is arranged in the operating platform 1 and serves as a power supply module 6, an integrated power supply voltage reduction module with a safety protection function and an integrated alternating current-direct current conversion module have the functions of leakage protection and anti-static protection.

As shown in fig. 2 and fig. 3, the clamping mechanism 3 includes a base plate seat 31, a workpiece seat 32 is fixedly assembled on the base plate seat 31, a set of clamping assemblies 33 are respectively and symmetrically installed on the left and right sides of the workpiece seat 32, and a communication stop valve 34 connected with the joint of the workpiece 2 to be measured is installed on each set of clamping assembly 33.

As shown in fig. 6, the clamping assembly 33 includes a vertical base 331, a guide rail slider 332 is slidably mounted on the vertical base 331, a communication stop valve 34 is fixedly mounted on the guide rail slider 332, the communication stop valve 34 is movably connected with a clamp 333 fixed on the vertical base 331, the clamp 333 can make the communication stop valve 34 on the same side move transversely, and a quick connector 7 is mounted at a joint communicated with the workpiece 2 to be tested.

And installing a left joint and a right joint of the workpiece on the workpiece 2 to be measured, and screwing the left joint without the square head to one side of the workpiece with the air nozzle. The workpiece is then placed on the workpiece holder 32 and the left and right clamps 333 are pushed to connect and seal the test lines.

And screwing one end of the electromagnetic valve cable onto the workpiece, locking, connecting the other end of the electromagnetic valve cable to a direct current power supply, and paying attention to the positive pole and the negative pole of the connecting wire. And adjusting the knob to enable the output voltage to be 12V, and preparing for preliminary test.

As shown in fig. 5, the stand 331 is a high-low table structure, the clamp 333 is mounted at a high table, the guide rail slider 332 is movably mounted at a low table, and the clamp 333 can horizontally displace the communication shutoff valve 34 far and near relative to the workpiece 2 to be measured.

As shown in fig. 4, the communication stop valve 34 is provided with three connectors which are communicated with each other, and one of the connectors which is closest to the measured workpiece 2 is communicated with the measured workpiece 2, the connector at the top of the communication stop valve 34 is provided with a stop valve core 35, and the other connector is communicated with the detection port of the fuel detection module 4 through a hose.

The rapid detection starting electromagnetic valve test bed is used for detecting aviation multi-model fuel electromagnetic valves, can provide a 0-35VDC direct-current power supply for testing according to requirements, is provided with a fuel pressure meter and a flowmeter for testing performance parameters of the electromagnetic valves flowing through, provides a clean compressed air source, reduces the pressure to a proper pressure value through a pressure reducing valve, provides testing, can provide all testing conditions on one platform body, and is very convenient.

The utility model discloses a test solenoid valve performance parameter's fuel detection module 4, flow meter, atmospheric pressure detection module 5 to and governing valve and interface all design on the front panel of testboard, adjust, observe test parameter very convenient and accurate, the clamp 333 that utilizes both sides opens and shuts just can be fast with being surveyed work piece 2 fixed, and connect into the test pipeline, carry out the repetition performance test.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a short-term test starts electromagnetic valve test bench which characterized in that: the device comprises an operating platform, wherein a clamping mechanism for clamping and fixing a workpiece to be detected is arranged on the operating platform, and the clamping mechanism is respectively connected with a fuel oil detection module, an air pressure detection module and a power supply module which are assembled in the operating platform through pipelines;

the clamping mechanism comprises a base plate seat, a workpiece seat is fixedly assembled on the base plate seat, a group of clamping components are symmetrically installed on the left side and the right side of the workpiece seat respectively, and each group of clamping components is provided with a communicated stop valve connected with a joint of a workpiece to be tested.

2. The test bed for rapidly detecting the starting electromagnetic valve according to claim 1, characterized in that: the centre gripping subassembly is including founding the seat, sliding assembly guide rail slider on the founding seat, just fixed mounting on the guide rail slider the UNICOM stop valve, UNICOM stop valve and the clamp swing joint of fixing on founding the seat, clamp can make the UNICOM stop valve lateral shifting rather than the homonymy.

3. The test bed for rapidly detecting the starting electromagnetic valve according to claim 2, is characterized in that: the vertical seat is of a high-low table structure, the clamp is assembled at a high platform, the guide rail sliding block is movably assembled at a low platform, and the clamp can enable the communication stop valve to horizontally move far and near relative to a workpiece to be detected.

4. The test bed for rapidly detecting the starting electromagnetic valve according to claim 3, is characterized in that: the communication stop valve is provided with three mutually communicated joints, one of the joints which is closest to the measured workpiece is communicated with the measured workpiece, the joint at the top of the communication stop valve is provided with a stop valve core, and the other joint is communicated with the detection port of the fuel detection module through a hose.

5. The test bed for rapidly detecting the starting electromagnetic valve as claimed in claim 4, characterized in that: and a quick-connection plug is arranged at the joint communicated with the workpiece to be measured.