CN210375522U - Pressure sensor test fixture - Google Patents
Pressure sensor test fixture Download PDFInfo
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- CN210375522U CN210375522U CN201921470373.XU CN201921470373U CN210375522U CN 210375522 U CN210375522 U CN 210375522U CN 201921470373 U CN201921470373 U CN 201921470373U CN 210375522 U CN210375522 U CN 210375522U
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- testing tool
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Abstract
A pressure sensor testing tool relates to a pressure sensor testing device. This test fixture is equipped with a plurality of sensor mounting holes on the module board to form two air tanks through the air vent intercommunication again with the air vent intercommunication that is located the relative both sides wall of module board, the device can detect a plurality of sensors after ventilating, has improved detection efficiency.
Description
Technical Field
The utility model relates to a pressure sensor testing arrangement, in particular to pressure sensor test fixture.
Background
In information acquisition facilities, sensors have become widely the primary tool for acquiring important information in the fields of nature and production. In order to ensure good quality and operation effect of the pressure sensor, the scheme obtains a safe and reliable pressure sensor test tool which is simple and practical in structure, good in sealing performance and capable of measuring a plurality of pressure sensors at one time.
Disclosure of Invention
Not enough to prior art exists, the utility model aims at providing a pressure sensor test fixture.
The utility model adopts the technical proposal that: the utility model provides a pressure sensor test fixture, its technical essential is, including the bottom plate, the stand, the module board that has the sensor mounting hole, the yoke plate, the clamp plate, the end cap, trachea and three way connection, stand and module board connect gradually on the bottom plate, be equipped with the gas pocket in the sensor mounting hole, each sensor mounting hole passes through the gas pocket intercommunication and forms the air pocket with the air vent intercommunication that is located the relative both sides wall of module board, one side air vent is connected with the trachea, the trachea passes through three way connection and another trachea intercommunication, the end cap is installed in the air vent of opposite side, module board top still is equipped with the clamp plate that is used for compressing tightly the sensor sealing washer, the clamp plate on the.
In the above scheme, the mounting hole is circular.
In the scheme, the bottom plate and the upright post are fixed through the cross countersunk head screw.
In the scheme, the pressing plate is fixed on the module plate through the inner hexagon screw knurled high nut.
In the scheme, the module plate is connected with the upright post through the cross-recessed pan head screw.
In the scheme, the vent hole on one side of the module plate is connected with the air pipe through the quick connector.
In the scheme, the vent hole on the other side of the module plate is in threaded connection with the installation plug.
The utility model has the advantages that: this pressure sensor test fixture is equipped with a plurality of sensor mounting holes on the module board to form two air tanks through the air vent intercommunication again with the air vent intercommunication that is located the relative both sides wall of module board, the device can detect a plurality of sensors after ventilating, has improved detection efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 creative efforts.
FIG. 1 is a front view of a pressure sensor testing tool in an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic view of a bottom plate structure in an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a module board according to an embodiment of the present invention;
FIG. 6 is a schematic view of a yoke plate structure according to an embodiment of the present invention;
FIG. 7 is a schematic view of the pressing plate structure in the embodiment of the present invention;
fig. 8 is a schematic view of a plug structure in an embodiment of the present invention;
the numbers in the figure illustrate the following: the device comprises a base plate 1, a column 2, a module plate 3, a sensor mounting hole 31, a vent hole 32, an air hole 33, a quick joint 4, an air pipe 5, a tee joint 6, an air pipe 7, a pressure sensor 8, a yoke plate 9, a handle end 91, a connecting part 92, a pressure plate 10, a plug 11 and a knurled nut 12.
Detailed Description
The above objects, features and advantages of the present invention will be more clearly understood and the present invention will be explained in more detail with reference to the accompanying drawings 1 to 8 and the detailed description thereof.
The pressure sensor test fixture that this embodiment adopted, including bottom plate 1, stand 2, module board 3, yoke plate 9, clamp plate 10, end cap 11, trachea 5 and three way connection 6, bottom plate 1, stand 2, module board 3, clamp plate 10 material are the aluminum alloy, and bottom plate 1 is equipped with four screws, and bottom plate 1 passes through cross countersunk head screw and 2 fixed connection of stand, 2 rethread cross groove pan head screws of stand and module board 3 fixed connection. In this embodiment, a circular sensor mounting hole 31 is formed in the module plate 3, an air hole 33 is formed in the sensor mounting hole 31, each sensor mounting hole 31 is communicated with an air hole 32 located on two opposite side walls of the module plate 3 through the air hole 33 to form an air groove, the air hole 32 on one side is connected with the air pipe 5 through the quick connector 4, the air pipe 5 is communicated with the other air pipe 7 through the three-way connector 6, a plug 11 is installed in the air hole on the other side in a threaded manner, the plug 11 is made of a PP material, and is used for plugging an idle test position and is sealed by an embedded flange sealing gasket through threaded connection, so that the sealing performance of the. A pressing plate 10 used for pressing a sensor sealing ring is further arranged above the module plate 3, and a connecting plate 9 is fixedly connected to the pressing plate 10. The utility model provides a yoke plate 9 adopts PP processing design, including handle end 91 and connecting portion 92, the two is L shape integrated into one piece structure, and 45 degrees angle hypotenuses are cut to the both corners department of handle end 91, and the hypotenuse is convenient for the manual installation of clamp plate annular knurl high nut, does not hinder the hand. Two screw holes are further formed in the connecting portion 92, the connecting plate 9 is placed in the middle of the pressing plate 10, and socket head cap screws penetrate through mounting holes in the connecting portion 92 and then are fixedly mounted on the pressing plate 10. The yoke plate 9 and the pressing plate 10 are used in cooperation, so that the pressing plate 10 can be conveniently detached by using the handle end 91 protruding from the surface of the pressing plate 10 when the pressing plate 10 is detached. In the detection process, a sealing ring is placed in a sensor mounting hole 31 of the module plate 3, then the sensor 8 is mounted above the sealing ring, finally another sealing ring is mounted above the sensor 8, then the pressing plate 10 is covered above the other sealing ring, and the pressing plate 10 is fixed on the module plate 3 through the hexagon socket head cap screw knurled high nut 12.
The pressure sensor test fixture in the embodiment has the following detection process:
place pressure sensor in the sensor mounting hole, the back of ready, the leakproofness of inspection device, confirm the device back of being ready surely, transfer pressure of admitting air, connecting device intake pipe, atmospheric pressure can pass through each sensor in proper order, then observe the change of taking notes each pressure sensor, if do not have the change, then pressure sensor has the hidden danger.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a pressure sensor test fixture, a serial communication port, including bottom plate, stand, the module board that has the sensor mounting hole, the yoke plate, the clamp plate, the end cap, trachea and three way connection, stand and module board have connected gradually on the bottom plate, be equipped with the gas pocket in the sensor mounting hole, each sensor mounting hole passes through the gas pocket intercommunication and forms the air pocket with the air vent intercommunication that is located the relative both sides wall of module board, one side air vent is connected with the trachea, the trachea passes through three way connection and communicates with another trachea, the end cap is installed to the air vent of opposite side in, module board top still is equipped with the clamp plate that is used for compressing tightly the sensor sealing washer, the clamp plate.
2. The pressure sensor testing tool of claim 1, wherein the mounting hole is circular.
3. The pressure sensor testing tool of claim 1, wherein the bottom plate and the upright are fixed by cross countersunk head screws.
4. The pressure sensor testing tool of claim 1, wherein the pressure plate is secured to the module plate by a hex socket screw knurled high nut.
5. The pressure sensor testing tool of claim 1, wherein the modular plate is connected to the column via a cross-recessed pan head screw.
6. The pressure sensor testing tool of claim 1, wherein the vent hole on one side of the module plate is connected with the air pipe through a quick connector.
7. The pressure sensor testing tool of claim 1, wherein the vent hole on the other side of the module plate is in threaded connection with the mounting plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470373.XU CN210375522U (en) | 2019-09-05 | 2019-09-05 | Pressure sensor test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470373.XU CN210375522U (en) | 2019-09-05 | 2019-09-05 | Pressure sensor test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210375522U true CN210375522U (en) | 2020-04-21 |
Family
ID=70254491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921470373.XU Active CN210375522U (en) | 2019-09-05 | 2019-09-05 | Pressure sensor test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210375522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117419853A (en) * | 2023-11-01 | 2024-01-19 | 无锡华阳科技有限公司 | Be used for breathing machine pressure sensor calibration and test fixture |
-
2019
- 2019-09-05 CN CN201921470373.XU patent/CN210375522U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117419853A (en) * | 2023-11-01 | 2024-01-19 | 无锡华阳科技有限公司 | Be used for breathing machine pressure sensor calibration and test fixture |
| CN117419853B (en) * | 2023-11-01 | 2024-05-14 | 无锡华阳科技有限公司 | Be used for breathing machine pressure sensor calibration and test fixture |
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