CN215492300U - Fluid valve's leakproofness test system - Google Patents
Fluid valve's leakproofness test system Download PDFInfo
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- CN215492300U CN215492300U CN202120996779.2U CN202120996779U CN215492300U CN 215492300 U CN215492300 U CN 215492300U CN 202120996779 U CN202120996779 U CN 202120996779U CN 215492300 U CN215492300 U CN 215492300U
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Abstract
The utility model provides a tightness testing system of a fluid valve, and aims to solve the technical problems of complex testing process and high equipment cost in the prior art. The method comprises the following steps: sealing the cavity; the valve to be tested is arranged inside the sealed cavity; one end of the input pipe is communicated with one end of the valve to be tested; an input valve disposed on the input tube; the output end of the supercharger is connected to the other end of the input pipe; the input pressure gauge is arranged on the input pipe and is positioned between the input valve and the supercharger; one end of the output pipe is communicated with the other end of the valve to be tested; the pressure release valve is arranged on the output pipe; the pressure relief pressure gauge is arranged on the pressure relief pipe; the test pressure gauge is arranged on the sealing cavity; wherein the input valve and the pressure relief valve are both located outside of the sealed chamber. The method has the advantages of simple process and suitability for small enterprises.
Description
Technical Field
The utility model relates to a testing system of a valve, in particular to a tightness testing system of a fluid valve.
Background
The valve is an important component in a pipeline and is mainly used for blocking and connecting fluid in the pipeline, so that good sealing performance is required for the valve to ensure that no leakage is generated in blocking or connecting.
Before the valve is sold, the sealing performance of the valve needs to be tested, and at present, the valve testing process is complex, the testing equipment is huge, the cost is high, and the valve testing device is not beneficial to purchasing and using of small and medium-sized enterprises.
Disclosure of Invention
Aiming at the technical problems of complex test flow and higher equipment cost, the utility model provides a tightness test system of a fluid valve, which has the advantages of simple flow and more suitability for small enterprises.
The technical scheme of the utility model is as follows:
a system for leak testing a fluid valve, comprising:
sealing the cavity;
the valve to be tested is arranged inside the sealed cavity;
one end of the input pipe is communicated with one end of the valve to be tested;
an input valve disposed on the input tube;
the output end of the supercharger is connected to the other end of the input pipe;
the input pressure gauge is arranged on the input pipe and is positioned between the input valve and the supercharger;
one end of the output pipe is communicated with the other end of the valve to be tested;
the pressure release valve is arranged on the output pipe;
the pressure relief pressure gauge is arranged on the pressure relief pipe;
the test pressure gauge is arranged on the sealing cavity;
wherein the input valve and the pressure relief valve are both located outside of the sealed chamber.
Furthermore, the input pipe and the output pipe both penetrate through the sealing cavity, and sealing rubber is arranged at the joint of the input pipe and the output pipe.
Furthermore, sealing rubber is arranged at the joint of the input pipe and the valve to be tested and the joint of the output pipe and the valve to be tested.
Furthermore, the sealing cavity is provided with an openable sealing cover.
Furthermore, the pressure relief pressure gauge and the sealing cavity are respectively located on two sides of the pressure relief valve.
Furthermore, one side of the sealed cavity is made of tempered glass.
Furthermore, the supercharger fills air with pressure into the input pipe, and the air pressure is greater than or equal to 2 Mpa.
Compared with the prior art, the utility model has the beneficial effects that:
the tested valve is connected in a tested pipeline, and gas with certain pressure intensity is filled into the valve through a pressure booster, so that whether the tightness of the valve is qualified or not is detected.
By using the input valve and the pressure release valve, the time of the gas with pressure in the valve to be tested can be controlled, and meanwhile, the testing time can be shortened by a method of increasing the gas pressure.
Toughened glass is used to one side of sealed chamber, can observe the state of inside valve that awaits measuring through toughened glass on the one hand, and on the other hand can place the danger that the explosion that produces easily when the valve that awaits measuring is unqualified brought.
The problem that whether the valve to be tested has leakage or not can be monitored in real time by arranging the input pressure gauge, the pressure relief pressure gauge and the test pressure gauge.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a tightness testing system of a fluid valve according to the present invention.
Reference numerals:
1. a supercharger; 2. inputting a pressure gauge; 3. an input valve; 4. sealing the cavity; 5. a valve to be tested; 6. testing the pressure gauge; 7. a pressure relief valve; 8. a pressure relief pressure gauge; 9. an output pipe; 10. an input tube.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate an orientation or positional relationship based on that shown in the drawings, or the orientation or positional relationship conventionally used in the use of the products of the present invention, or the orientation or positional relationship conventionally understood by those skilled in the art, are merely for convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the utility model. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1, the tightness testing system for fluid valves includes a sealed cavity 4, a valve 5 to be tested, an input pipe 10, an input valve 3, a pressure booster 1, an input pressure gauge 2, an output pipe 9, a pressure relief valve 7, a pressure relief pressure gauge 8 and a testing pressure gauge 6.
The sealed cavity 4 is cuboid, one side of the sealed cavity 4 is toughened glass, the sealed cavity 4 can bear the pressure of more than or equal to 3Mpa, and the top of the sealed cavity 4 is provided with an openable sealing cover.
The valve 5 to be tested is placed in the sealed cavity 4 through the sealed cover on the sealed cavity 4.
One end of the input pipe 10 penetrates through one end of the sealing cavity 4 and is communicated with one port of the valve 5 to be tested, sealing rubber is arranged at the joint of the input pipe 10 and the sealing cavity 4, and the situation of pressure relief at the joint is guaranteed to be avoided.
The input valve 3 is mounted on the input pipe 10 and the input valve 3 is located outside the sealed chamber 4.
The booster 1 has an output end, and the end of the output end is communicated with one end of the input pipe 10 far away from the valve 5 to be tested. The supercharger 1 is an air pump, and can continuously blow air into the input pipe 10, and the blown air has a certain pressure, which is usually not less than 2 Mpa.
An input pressure gauge 2 is mounted on the input pipe 10, and the input pressure gauge 2 is located between the supercharger 1 and the input valve 3. The pressure intensity entering the valve 5 to be tested can be measured by arranging the input pressure gauge 2.
One end of the output pipe 9 penetrates through one side of the sealing cavity 4 far away from the input pipe 10 and is communicated with one port of the valve 5 to be tested far away from the input pipe 10. Meanwhile, the joint of the output pipe 9 and the sealed cavity 4 is provided with sealing rubber, and the condition that pressure relief does not exist at the joint of the output pipe 9 and the sealed cavity 4 can be ensured by arranging the sealing rubber.
A pressure relief valve 7 is mounted on the outlet pipe 9, and the pressure relief valve 7 is located outside the sealed chamber 4. The time that the gas with pressure stays inside the valve 5 to be tested can be controlled by setting the relief valve 7.
Pressure relief pressure table 8 installs on output tube 9, is located the one side that the sealed chamber 4 was kept away from to the relief valve 7 simultaneously, through setting up pressure relief pressure table 8, can detect whether there is the condition of pressure relief in relief valve 7 department, the pressure difference when can also detecting the pressure relief simultaneously and pressure boost.
The test pressure gauge 6 is arranged on the sealing cavity 4, and the problem that whether the pressure relief exists in the valve 5 to be tested can be monitored in real time by arranging the test pressure gauge 6.
The technical scheme comprises the following operation steps: firstly, connecting two ports of a valve 5 to be tested to the end parts of an input pipe 10 and an output pipe 9 respectively; then closing the pressure release valve 7 and opening the input valve 3; filling gas of more than or equal to 2Mpa into the valve 5 to be tested through the supercharger 1 and continuing for a certain time; then closing the input valve 3, keeping for a certain time, observing whether the pointer of the test pressure gauge 6 rotates, and if the pointer rotates, determining that the valve 5 to be tested has a leakage condition and is unqualified; if the rotation does not exist, the valve 5 to be tested is qualified, the pressure release valve 7 is opened finally, and the valve 5 to be tested is taken out after the pressure release is completed.
Through the technical scheme, the test flow and the test system are simplified, and the popularization and the adoption of small enterprises are facilitated.
Example 2:
in order to increase the accuracy of the test result, sealing rubber is arranged at the joint of the input pipe 10 and the valve 5 to be tested and at the joint of the output pipe 9 and the valve 5 to be tested. The tested valve is connected in a tested pipeline, and gas with certain pressure intensity is filled into the valve through the booster 1, so that whether the tightness of the valve is qualified or not is detected. By using the input valve 3 and the pressure relief valve 7, the time of the gas with pressure in the valve 5 to be tested can be controlled, and meanwhile, the test time can be shortened by increasing the gas pressure. Toughened glass is used on one side of the sealed cavity 4, so that the state of the internal valve 5 to be tested can be observed through the toughened glass, and the danger caused by explosion easily generated when the valve 5 to be tested is unqualified can be placed. The problem of whether the valve 5 to be tested has leakage or not can be monitored in real time by arranging the input pressure gauge 2, the pressure relief pressure gauge 8 and the test pressure gauge 6.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. A system for testing the tightness of a fluid valve, comprising:
sealing the cavity;
the valve to be tested is arranged inside the sealed cavity;
one end of the input pipe is communicated with one end of the valve to be tested;
an input valve disposed on the input tube;
the output end of the supercharger is connected to the other end of the input pipe;
the input pressure gauge is arranged on the input pipe and is positioned between the input valve and the supercharger;
one end of the output pipe is communicated with the other end of the valve to be tested;
the pressure release valve is arranged on the output pipe;
the pressure relief pressure gauge is arranged on the pressure relief pipe;
the test pressure gauge is arranged on the sealing cavity;
wherein the input valve and the pressure relief valve are both located outside of the sealed chamber.
2. The system for testing the tightness of a fluid valve according to claim 1, wherein said input pipe and said output pipe both pass through said sealing chamber, and a sealing rubber is disposed at the connection point.
3. The system for testing the tightness of a fluid valve according to claim 2, wherein the connection between the input pipe and the valve to be tested and the connection between the output pipe and the valve to be tested are provided with sealing rubber.
4. The system for testing the tightness of a fluid valve according to claim 3, wherein said sealing chamber has an openable sealing cover thereon.
5. The system for testing the tightness of a fluid valve according to claim 4, wherein said pressure relief pressure gauge and said sealed chamber are respectively located on both sides of said pressure relief valve.
6. The system for testing the tightness of a fluid valve according to claim 5, wherein one side of said sealed chamber is tempered glass.
7. The system for testing the tightness of a fluid valve according to claim 6, wherein said pressure booster inflates air with pressure into said input tube, and the air pressure is greater than or equal to 2 Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120996779.2U CN215492300U (en) | 2021-05-11 | 2021-05-11 | Fluid valve's leakproofness test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120996779.2U CN215492300U (en) | 2021-05-11 | 2021-05-11 | Fluid valve's leakproofness test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215492300U true CN215492300U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120996779.2U Active CN215492300U (en) | 2021-05-11 | 2021-05-11 | Fluid valve's leakproofness test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215492300U (en) |
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2021
- 2021-05-11 CN CN202120996779.2U patent/CN215492300U/en active Active
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