CN217560895U - Electromagnetic valve sealing performance testing system - Google Patents
Electromagnetic valve sealing performance testing system Download PDFInfo
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- CN217560895U CN217560895U CN202123295014.5U CN202123295014U CN217560895U CN 217560895 U CN217560895 U CN 217560895U CN 202123295014 U CN202123295014 U CN 202123295014U CN 217560895 U CN217560895 U CN 217560895U
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Abstract
The utility model belongs to a testing device for solenoid valve production, in particular to a testing system for the sealing performance of a solenoid valve; solenoid valve sealing performance test system, it includes energy storage ware and pressure execution unit, its characterized in that: a test pipeline is arranged between the energy accumulator and the pressure execution unit, an electromagnetic valve to be tested is arranged on the test pipeline, a second electromagnetic valve and a third electromagnetic valve are arranged on the test pipeline between the electromagnetic valve and the energy accumulator, a first pressure sensor is arranged between the third electromagnetic valve and the energy accumulator, and a second pressure sensor is arranged on the pipeline between the electromagnetic valve to be tested and the pressure execution unit; the utility model discloses a simulation solenoid valve in service environment's solenoid valve sealing performance test system.
Description
Technical Field
The utility model belongs to testing arrangement is used in the solenoid valve production, in particular to solenoid valve sealing performance test system.
Background
The electromagnetic valve is a core component of an automobile brake product, and has the main function of realizing the opening and closing of the electromagnetic valve by controlling the energization of a coil of the electromagnetic valve, thereby realizing the separation and communication of internal pipelines. The tightness test of the electromagnetic valve is a necessary process, the existing test method is to simply seal each port of the electromagnetic valve and then introduce pressure gas to detect the tightness of the electromagnetic valve, the detection is greatly different from the actual use environment, and the detection result has no practical significance for judging products.
Disclosure of Invention
Not enough to prior art exists, the utility model discloses a simulation solenoid valve in service environment's solenoid valve sealing performance test system.
The technical scheme of the utility model as follows:
solenoid valve sealing performance test system, it includes energy storage ware and pressure execution unit, its characterized in that: a testing pipeline is arranged between the energy accumulator and the pressure execution unit, an electromagnetic valve to be tested is arranged on the testing pipeline, a second electromagnetic valve and a third electromagnetic valve are arranged on the testing pipeline between the electromagnetic valve and the energy accumulator, a first pressure sensor is arranged between the third electromagnetic valve and the energy accumulator, and a second pressure sensor is arranged on the pipeline between the electromagnetic valve to be tested and the pressure execution unit.
Furthermore, the pressure-building device also comprises a pressure-building unit, wherein the pressure-building unit is connected on the test pipeline between the second electromagnetic valve and the third electromagnetic valve.
Furthermore, the pressure building unit comprises an oil tank and an electric pressure cylinder connected with the oil tank, the output end of the electric pressure cylinder is connected with a first electromagnetic valve, and the output end of the first electromagnetic valve is connected with a test pipeline.
Furthermore, a third pressure sensor is arranged between the output end of the electric pressure cylinder and the first electromagnetic valve.
Furthermore, a fourth electromagnetic valve is connected to the test pipeline between the second pressure sensor and the pressure execution unit, and an oil return pipeline is arranged at the output end of the fourth electromagnetic valve.
Furthermore, the pressure execution unit is a brake cylinder.
To sum up, the utility model discloses following beneficial effect has:
the utility model discloses a simulation solenoid valve actual work environment's sealing performance test system, the parameter of record solenoid valve in the in-service use environment that can be better, the judgement product that can be more accurate whether with actual service environment to the adaptation.
Drawings
Fig. 1 is a system configuration diagram of the present invention;
in the figure, 1 is an energy accumulator, 2 is a pressure execution unit, 3 is a test pipeline, 4 is an electromagnetic valve to be tested, 5 is a second electromagnetic valve, 6 is a third electromagnetic valve, 7 is a first pressure sensor, 8 is a second pressure sensor, 9 is a pressure building unit, 90 is an oil tank, 91 is an electric pressure cylinder, 92 is a first electromagnetic valve, 93 is a third pressure sensor, and 10 is a fourth electromagnetic valve.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the described embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the system for testing the sealing performance of the electromagnetic valve includes an energy accumulator 1 and a pressure execution unit 2, and is characterized in that: a test pipeline 3 is arranged between the energy accumulator 1 and the pressure execution unit 2, an electromagnetic valve 4 to be tested is arranged on the test pipeline 3, a second electromagnetic valve 5 and a third electromagnetic valve 6 are arranged on the test pipeline 3 between the electromagnetic valve 4 to be tested and the energy accumulator 1, a first pressure sensor 7 is arranged between the third electromagnetic valve 6 and the energy accumulator 1, and a second pressure sensor 8 is arranged on a pipeline between the electromagnetic valve 4 to be tested and the pressure execution unit 2.
The utility model discloses a pressure source and pressure execution source in the energy storage ware and pressure execution unit come the simulation in-service use process, whether the break-make through control second solenoid valve and third solenoid valve controls the energy storage ware and inserts the test pipeline, in the testing process, the solenoid valve that awaits measuring is in the state of closing, come to detect through first pressure sensor and second pressure sensor and await measuring the change of messenger's pressure value in the both sides of the solenoid valve that awaits measuring, whether the change of pressure value comes the judgement solenoid valve leakproofness to meet the demands.
Further, the pressure-building device comprises a pressure-building unit 9, wherein the pressure-building unit 9 is connected to the test pipeline 3 between the second electromagnetic valve 5 and the third electromagnetic valve 6, and for the repeatability and convenience of the test, the pressure-building unit is required to supplement the energy accumulator and the pressure execution unit, and the pressure of the energy accumulator and the pressure execution unit is not required to be supplemented through external equipment.
Furthermore, the pressure building unit 9 includes an oil tank 90 and an electric pressure cylinder 91 connected to the oil tank 90, an output end of the electric pressure cylinder 91 is connected to a first electromagnetic valve 92, an output end of the first electromagnetic valve 92 is connected to the test pipeline 3, the oil tank provides oil required for building pressure for the electric pressure cylinder, the electric pressure cylinder is used for generating pressure, the first electromagnetic valve is used for controlling on-off of the pressure building unit and the test pipeline, when the accumulator needs to build pressure, the first electromagnetic valve and the third electromagnetic valve are in a conducting state, the second electromagnetic valve is in a closing state, pressure oil output by the electric pressure cylinder enters the accumulator through the first electromagnetic valve and the third electromagnetic valve, when the pressure execution unit needs to build pressure, the first electromagnetic valve and the second electromagnetic valve are in a conducting state, the third electromagnetic valve is closed, and pressure oil output by the electric pressure cylinder enters the pressure execution unit through the first electromagnetic valve, the second electromagnetic valve and the electromagnetic valve to be tested.
Furthermore, a third pressure sensor 93 is arranged between the output end of the electric pressure cylinder 91 and the first electromagnetic valve 92, and the third pressure sensor is used for detecting the pressure at the output end of the electric pressure cylinder, comparing the pressure with the pressure of the energy accumulator or the pressure of the pressure execution unit, and performing closed-loop control, thereby ensuring the accuracy of the pressure in the energy accumulator and the pressure execution unit.
Furthermore, a fourth electromagnetic valve 10 is further connected to the test pipeline 3 between the second pressure sensor 5 and the pressure execution unit 2, an oil return pipeline is arranged at an output end of the fourth electromagnetic valve 10, after the test is completed, pressure in the test pipeline needs to be released, and then the pressure in the test pipeline is released through the fourth electromagnetic valve and the oil return pipeline, wherein the oil return pipeline is connected with an oil tank of the pressure building unit in this embodiment, or is connected with an oil tank of an external device.
Furthermore, the pressure execution unit 2 is a brake cylinder, and the brake cylinder is used for simulating the pressure required during braking.
To sum up, the utility model discloses following beneficial effect has:
the utility model discloses a simulation solenoid valve actual work environment's sealing performance test system, the parameter of record solenoid valve in the in-service use environment that can be better, the judgement product that can be more accurate whether with actual service environment to the adaptation.
Claims (6)
1. Solenoid valve sealing performance test system, it includes energy storage ware and pressure execution unit, its characterized in that: a testing pipeline is arranged between the energy accumulator and the pressure execution unit, an electromagnetic valve to be tested is arranged on the testing pipeline, a second electromagnetic valve and a third electromagnetic valve are arranged on the testing pipeline between the electromagnetic valve and the energy accumulator, a first pressure sensor is arranged between the third electromagnetic valve and the energy accumulator, and a second pressure sensor is arranged on the pipeline between the electromagnetic valve to be tested and the pressure execution unit.
2. The system for testing the sealing performance of the electromagnetic valve according to claim 1, wherein: the pressure-building device also comprises a pressure-building unit, wherein the pressure-building unit is connected on the test pipeline between the second electromagnetic valve and the third electromagnetic valve.
3. The system for testing the sealing performance of the electromagnetic valve according to claim 2, wherein: the pressure building unit comprises an oil tank and an electric pressure cylinder connected with the oil tank, the output end of the electric pressure cylinder is connected with a first electromagnetic valve, and the output end of the first electromagnetic valve is connected with a test pipeline.
4. The system for testing the sealing performance of the electromagnetic valve according to claim 3, characterized in that: and a third pressure sensor is arranged between the output end of the electric pressure cylinder and the first electromagnetic valve.
5. The electromagnetic valve sealing performance testing system according to any one of claims 1 or 2, characterized in that: and a fourth electromagnetic valve is connected on the test pipeline between the second pressure sensor and the pressure execution unit, and an output end of the fourth electromagnetic valve is provided with an oil return pipeline.
6. The system for testing the sealing performance of the electromagnetic valve according to claim 1, wherein: the pressure execution unit is a brake cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295014.5U CN217560895U (en) | 2021-12-24 | 2021-12-24 | Electromagnetic valve sealing performance testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295014.5U CN217560895U (en) | 2021-12-24 | 2021-12-24 | Electromagnetic valve sealing performance testing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217560895U true CN217560895U (en) | 2022-10-11 |
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ID=83465742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123295014.5U Active CN217560895U (en) | 2021-12-24 | 2021-12-24 | Electromagnetic valve sealing performance testing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217560895U (en) |
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2021
- 2021-12-24 CN CN202123295014.5U patent/CN217560895U/en active Active
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