CN216559504U

CN216559504U - High-precision silicon resonance pressure sensor test tool

Info

Publication number: CN216559504U
Application number: CN202122994007.8U
Authority: CN
Inventors: 李康; 李�亨; 张磊; 赵虎; 王淞立
Original assignee: Xi'an Siwei Sensor Technology Co ltd
Current assignee: Xi'an Siwei Sensor Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-17
Anticipated expiration: 2031-12-01

Abstract

The utility model relates to the technical field of sensors, and discloses a high-precision silicon resonance pressure sensor testing tool which comprises a tool clamp assembly, wherein the tool clamp assembly comprises a clamp frame, a connecting plate is arranged in the middle of the clamp frame, an electrical interface is arranged at the top of the connecting plate, an interface A is arranged at the top of the clamp frame, an interface B is arranged on one side of the interface A, foot rests are arranged at the corners of the bottom of the clamp frame, and sealing plugs are movably connected to the outer parts of the interface A and the interface B; through having set up interface A and interface B, can let whole frock can compatible M10 specification threaded interface and M12 specification threaded interface, two interfaces can switch over each other, have solved general frock clamp and have adopted M10 silica gel hose connection screw interface, can not be to the problem of the test of numerous products, still have simultaneously at interface A and interface B's outside swing joint sealed end cap, have guaranteed the leakproofness of screw hole.

Description

High-precision silicon resonance pressure sensor test tool

Technical Field

The utility model relates to the technical field of sensors, in particular to a high-precision silicon resonance pressure sensor testing tool.

Background

The silicon resonance pressure sensor is a silicon micro-pressure sensor with the highest precision at present, is mainly used in the field of military atmospheric data measurement, and indirectly measures pressure by detecting the natural frequency of an object, and for quasi-digital signal output, the precision of the silicon resonance pressure sensor is mainly influenced by the mechanical characteristics of a structure, so that the silicon resonance pressure sensor needs to have strong anti-interference capability and stable performance, so that the performance calibration of the sensor is particularly important, the sensor needs to be detected and screened, and a tool clamp is required to clamp and then detect the sensor when the sensor is tested.

The existing tool clamp adopts an M10 silica gel hose to connect with a threaded interface, the clamp interface is unique, the operation is inconvenient when the product is replaced, and the test for numerous products cannot be realized.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a high-precision silicon resonance pressure sensor testing tool which has the advantages of selectivity and changeability, and solves the problems that an M10 silica gel hose is adopted in the existing tool clamp to connect a threaded interface, the clamp interface is unique, the operation is inconvenient when a product is replaced, and the testing of a plurality of products cannot be realized.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high accuracy silicon resonance pressure sensor test fixture, includes the frock clamp subassembly, the frock clamp subassembly includes the anchor clamps frame, the mid-mounting of anchor clamps frame has the connecting plate, the top of connecting plate is provided with electric interface, the top of anchor clamps frame is provided with interface A, one side of interface A is provided with interface B, the bottom edge of anchor clamps frame all is provided with the foot rest, interface A with the equal swing joint in outside of interface B has sealed end cap.

Preferably, the number of the electrical interfaces is ten, and the electrical interfaces are symmetrically arranged on the top of the connecting plate.

By adopting the scheme, the whole device can be more convenient to use by arranging the plurality of electrical interfaces.

Preferably, the interface A is a threaded interface of M10 specification.

By adopting the scheme, the screw thread of the M10 specification can be compatible with the whole device by arranging the screw thread interface of the M10 specification.

Preferably, the interface B is a threaded interface of M12 specification.

By adopting the scheme, the screw thread of the M12 specification can be compatible with the whole device by arranging the screw thread interface of the M12 specification.

Preferably, ten interfaces a and ten interfaces B are arranged, and the interfaces a and the interfaces B are uniformly distributed on the top of the clamp frame.

By adopting the scheme, the whole device can be more easily connected by arranging the plurality of interfaces.

Preferably, a sealing gasket with high sealing performance is arranged inside the sealing plug.

By adopting the scheme, the sealing performance of the whole device can be better and more stable by arranging the sealing gasket.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-precision silicon resonance pressure sensor testing tool, which has the following beneficial effects:

this high accuracy silicon resonance pressure sensor test fixture, through having set up interface A and interface B, can let whole frock can compatible M10 specification threaded interface and M12 specification threaded interface, it adopts M10 silica gel hose connection screw thread interface to have solved general frock clamp, the anchor clamps interface is unique, operate inconveniently during the change product, can not be to the problem of the test of numerous products, still sealed end cap at interface A and interface B's outside swing joint simultaneously, which screw thread interface can directly be used for the test, interface not used is plugged up with sealed end cap can, two interfaces can switch over each other at will, the effectual leakproofness of guaranteeing the screw hole, and sealed end cap's inside has adopted the seal ring that the leakproofness is strong, can let the leakproofness of device better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of a tool holder assembly of the present invention;

fig. 3 is a top view of the sealing plug of the present invention.

In the figure: 1. a tooling fixture assembly; 11. a clamp frame; 12. a connecting plate; 13. an electrical interface; 14. an interface A; 15. an interface B; 16. a foot rest; 17. and (6) sealing the plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

A high-precision silicon resonance pressure sensor testing tool comprises a tool clamp assembly 1, the tool clamp assembly 1 comprises a clamp frame 11, a connecting plate 12 is arranged in the middle of the clamp frame 11, an electrical interface 13 is arranged at the top of the connecting plate 12, ten electrical interfaces 13 are arranged in total, the electric interfaces 13 are symmetrically arranged on the top of the connecting plate 12, the top of the clamp frame 11 is provided with an interface A14, an interface A14 is an M10-specification threaded interface, one side of the interface A14 is provided with an interface B15, an interface B15 is an M12-specification threaded interface, ten interfaces A14 and B15 are arranged, and interface A14 and interface B15 evenly distributed all are provided with foot rest 16 at the top of anchor clamps frame 11, and the outside of interface A14 and interface B15 all swing joint has sealed end cap 17, and the inside of sealed end cap 17 is provided with the seal ring that the leakproofness is strong.

Referring to fig. 1-3, when in use, the sensor connector is connected to the interface a14 or the interface B15 according to the specification of the sensor connector, and the interface a14 and the interface B15 are arranged, so that the whole tool can be compatible with the interface of the M10 specification screw thread and the interface of the M12 specification screw thread, the problems that a common tool clamp adopts an M10 silica gel hose to connect the screw interface, the clamp interface is unique, the operation is inconvenient when a product is replaced, and the test of a plurality of products cannot be performed are solved, meanwhile, the sealing plug 17 is movably connected to the outside of the interface a14 and the interface B15, which screw interface for the test can be directly used, the sealing plug 17 is not used to plug, the two interfaces can be switched with each other at will, the sealing performance of a threaded hole is effectively guaranteed, and the sealing plug 17 is internally provided with a sealing gasket with strong sealing performance, so that the sealing performance of the device is better.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy silicon resonance pressure sensor test fixture, includes frock clamp subassembly (1), its characterized in that: frock clamp subassembly (1) includes anchor clamps frame (11), the mid-mounting of anchor clamps frame (11) has connecting plate (12), the top of connecting plate (12) is provided with electric interface (13), the top of anchor clamps frame (11) is provided with interface A (14), one side of interface A (14) is provided with interface B (15), the bottom edge of anchor clamps frame (11) all is provided with foot rest (16), interface A (14) with the equal swing joint in outside of interface B (15) has sealed end cap (17).

2. The high-precision silicon resonance pressure sensor testing tool according to claim 1, characterized in that: the electric interfaces (13) are provided with ten in total, and the electric interfaces (13) are symmetrically arranged on the top of the connecting plate (12).

3. The high-precision silicon resonance pressure sensor testing tool according to claim 1, characterized in that: the interface A (14) is a threaded interface of M10 specification.

4. The high-precision silicon resonance pressure sensor testing tool according to claim 1, characterized in that: the interface B (15) is a threaded interface of M12 specification.

5. The high-precision silicon resonance pressure sensor testing tool according to claim 1, characterized in that: the interfaces A (14) and B (15) are provided with ten interfaces, and the interfaces A (14) and B (15) are uniformly distributed on the top of the clamp frame (11).

6. The high-precision silicon resonance pressure sensor testing tool according to claim 1, characterized in that: and a sealing washer with strong sealing performance is arranged in the sealing plug (17).