CN210347129U - Check valve air resistance test equipment - Google Patents
Check valve air resistance test equipment Download PDFInfo
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- CN210347129U CN210347129U CN201921181588.XU CN201921181588U CN210347129U CN 210347129 U CN210347129 U CN 210347129U CN 201921181588 U CN201921181588 U CN 201921181588U CN 210347129 U CN210347129 U CN 210347129U
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- valve
- check valve
- airflow
- air resistance
- air
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Abstract
The utility model discloses a check valve air resistance test equipment, include: the digital display barometer, a one-way valve connector for placing the one-way valve and an airflow valve for adjusting the airflow; the airflow valve is respectively connected with the digital display barometer and the one-way valve connector through a tee joint; the pressure in the pipe is adjusted through the airflow valve, the check valve is placed in the check valve connector, the display of the barometer is digitally displayed according to the change of the air pressure, and the air resistance value of the check valve can be tested; the check valve air resistance testing equipment is simple in structure, convenient to operate and low in cost.
Description
Technical Field
The utility model relates to a check valve air resistance test technical field especially relates to a check valve air resistance test equipment.
Background
The check valve is a control element for controlling the flow direction of fluid, and specifically, the check valve only allows the fluid to enter along the inlet and flow out from the outlet, namely, the check valve only allows the fluid to flow in one direction; wherein the fluid comprises a liquid and a gas. The one-way flow characteristic of the one-way valve enables the one-way valve to be widely applied to the field of fluid control; when the check valve is manufactured, corresponding air resistance test can be performed according to requirements, and the check valve test equipment on the market is complex at present.
SUMMERY OF THE UTILITY MODEL
Make things convenient for the crowd better, more conveniently use check valve air resistance test equipment, the utility model discloses a check valve air resistance test equipment places the check valve connector through air current valve control tube internal pressure with the check valve, according to the change of atmospheric pressure, the display of digital display barometer, the air resistance value of testable check valve.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a check valve air resistance test apparatus comprising: the digital display barometer, a one-way valve connector for placing the one-way valve and an airflow valve for adjusting the airflow; the airflow valve is respectively connected with the digital display barometer and the one-way valve connector through the tee joint.
Preferably, the air flow valve is provided with an air pressure dial.
Preferably, the device further comprises a shell; the digital display barometer is arranged in the middle of the upper end of the shell; the air flow valve is arranged at the top end of the shell, and the air pressure dial is arranged in the middle of the shell corresponding to the air flow valve.
Preferably, the front end of the shell is provided with a placing table, and the one-way valve connector is arranged on the placing table.
Preferably, the check valve air resistance testing equipment is provided with 2 air flow valves, and the 2 air flow valves are connected in series.
The utility model discloses the beneficial effect who reaches is: a check valve air resistance test apparatus comprising: the digital display barometer, a one-way valve connector for placing the one-way valve and an airflow valve for adjusting the airflow; the airflow valve is respectively connected with the digital display barometer and the one-way valve connector through a tee joint; the pressure in the pipe is adjusted through the airflow valve, the check valve is placed in the check valve connector, the display of the barometer is digitally displayed according to the change of the air pressure, and the air resistance value of the check valve can be tested; the check valve air resistance testing equipment is simple in structure, convenient to operate and low in cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of a check valve air resistance testing device according to the present invention;
the reference numerals are explained below:
1. a digital display barometer; 2. a one-way valve connector; 3. an air flow valve; 4. a housing; 31. a first gas flow valve; 32. a second air flow valve; 33. a pressure dial plate; 41. and (6) placing the table.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Preferred embodiments of the present invention include at least one or any suitable combination of the following features:
referring to fig. 1, a check valve air resistance testing apparatus includes: the pressure meter comprises a digital display barometer 1 for displaying a pressure difference value, a one-way valve connector 2 for placing a one-way valve, and an airflow valve 3 for adjusting the airflow; the airflow valve 3 is respectively connected with the digital display barometer 1 and the one-way valve connector 2 through a tee joint; the digital display barometer 1, the one-way valve connector 2, the airflow valve 3 and the three-way head are connected through an air pipe; the other end of the airflow valve 3 is connected with a pneumatic pump, so that pressure exists in the air pipe.
Further, the air flow valve 3 is provided with an air pressure gauge 33.
Further, a housing 4 is also included; the digital display barometer 1 is arranged in the middle of the upper end of the shell 4; the air flow valve 3 is arranged at the top end of the shell 4, and the air pressure dial 33 is arranged in the middle of the shell 4 corresponding to the air flow valve 3.
Further, a placing table 41 is provided at the front end of the housing 4, and the check valve attaching head 2 is provided on the placing table 41.
Furthermore, the check valve air resistance testing device is provided with 2 air flow valves 3, and the two air flow valves are respectively and correspondingly provided with respective air pressure dials 33; 2 airflow valves 3 are connected in series; the 2 airflow valves are a first airflow valve 31 and a second airflow valve 32 respectively; thus, one end of the first airflow valve 31 is connected to the air pump, and the other end is connected to the second airflow valve 32, and the size of the entering airflow can be adjusted by the first airflow valve 31 according to the corresponding air pressure dial; the second air flow valve 32 is respectively connected with the digital display barometer 1 and the one-way valve connector 2 through a tee joint, and the second air flow valve 32 can adjust the one-way valve according to the corresponding barometer dial.
The working principle is as follows: and adjusting the airflow valve, opening the airflow valve, putting the standard sample into the one-way valve connector, observing the numerical value of the digital display barometer, and adjusting the airflow valve (second airflow valve) to enable the display value of the airflow valve (second airflow valve) to be consistent with the air resistance value of the standard sample. And testing the check valve, placing the check valve to be tested on the check valve connector, and obtaining the differential pressure value displayed by the digital display air pressure gauge as the air resistance value of the check valve.
The utility model discloses the beneficial effect who reaches is: a check valve air resistance test apparatus comprising: the digital display barometer, a one-way valve connector for placing the one-way valve and an airflow valve for adjusting the airflow; the airflow valve is respectively connected with the digital display barometer and the one-way valve connector through a tee joint; the pressure in the pipe is adjusted through the airflow valve, the check valve is placed in the check valve connector, the display of the barometer is digitally displayed according to the change of the air pressure, and the air resistance value of the check valve can be tested; the check valve air resistance testing equipment is simple in structure, convenient to operate and low in cost.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. A check valve air resistance test device, comprising: the digital display barometer, a one-way valve connector for placing the one-way valve and an airflow valve for adjusting the airflow; the airflow valve is respectively connected with the digital display barometer and the one-way valve connector through the tee joint.
2. The check valve air resistance test device of claim 1, wherein the air flow valve is provided with an air pressure dial.
3. The check valve air resistance testing device according to claim 2, further comprising a housing; the digital display barometer is arranged in the middle of the upper end of the shell; the air flow valve is arranged at the top end of the shell, and the air pressure dial is arranged in the middle of the shell corresponding to the air flow valve.
4. The check valve air resistance testing device according to claim 3, wherein a placing table is provided at a front end of the housing, and the check valve connector is provided on the placing table.
5. The check valve air resistance test device according to claim 1, wherein the check valve air resistance test device is provided with 2 air flow valves, and the 2 air flow valves are connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921181588.XU CN210347129U (en) | 2019-07-25 | 2019-07-25 | Check valve air resistance test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921181588.XU CN210347129U (en) | 2019-07-25 | 2019-07-25 | Check valve air resistance test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210347129U true CN210347129U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921181588.XU Active CN210347129U (en) | 2019-07-25 | 2019-07-25 | Check valve air resistance test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210347129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504331A (en) * | 2021-07-01 | 2021-10-15 | 安徽色谱仪器有限公司 | Pressure flow control device and gas chromatograph thereof |
-
2019
- 2019-07-25 CN CN201921181588.XU patent/CN210347129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504331A (en) * | 2021-07-01 | 2021-10-15 | 安徽色谱仪器有限公司 | Pressure flow control device and gas chromatograph thereof |
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