CN214793248U

CN214793248U - MEMS sensor test equipment

Info

Publication number: CN214793248U
Application number: CN202121028200.XU
Authority: CN
Inventors: 董传友; 吕德威
Original assignee: Shanghai Ruinai Electronic Technology Co ltd
Current assignee: Shanghai Ruinai Electronic Technology Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-19
Anticipated expiration: 2031-05-14

Abstract

The utility model belongs to MEMS sensor field, concretely relates to MEMS sensor test equipment, the on-line screen storage device comprises a base, the upper end fixedly connected with carriage of base, the inside sliding connection of carriage has the movable plate of two symmetric distributions, the upper end fixedly connected with contact plate of movable plate, the lower extreme fixedly connected with connecting wire of contact plate, the inside of carriage is provided with spring one, the sensor has been put on the carriage, the sensor with the contact plate contact, the upper end fixedly connected with backup pad of base, the upper end fixedly connected with of backup pad compresses tightly the case. The utility model discloses an add on the base and establish spring two, telescopic link and pressure strip isotructure, can promote the pressure strip through the telescopic link through the elasticity of spring two when detecting and compress tightly the sensor on the carriage to spacing through the guide post, make the sensor can be quick fix detect on the carriage, thereby can accelerate detection efficiency.

Description

MEMS sensor test equipment

Technical Field

The utility model relates to a MEMS sensor technical field specifically is a MEMS sensor test equipment.

Background

MEMS sensors, i.e. Micro Electro Mechanical Systems (MEMS), are a leading-edge research field of multidisciplinary intersection developed on the basis of microelectronics. Over forty years of development, it has become one of the major scientific and technological fields of world attention. The sensor detection device relates to various subjects and technologies such as electronics, machinery, materials, physics, chemistry, biology, medicine and the like, has wide application prospect, and can be checked through a detection device after the sensor is produced so as to ensure that the sensor can be used.

The testing equipment in the prior art is inconvenient to fix the sensor when in use, so that the detection efficiency is low, and the phenomenon of poor contact between the sensor and the testing equipment is easy to occur in the testing process, so that the testing result is inaccurate, and the product quality is influenced. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a MEMS sensor test equipment has solved the inconvenient fixed problem with contact failure of sensor.

In order to achieve the above object, the utility model provides a following technical scheme: an MEMS sensor testing device comprises a base, wherein a supporting frame is fixedly connected to the upper end of the base, two moving plates which are symmetrically distributed are connected to the inside of the supporting frame in a sliding mode, a contact plate is fixedly connected to the upper end of each moving plate, a connecting wire is fixedly connected to the lower end of each contact plate, a first spring is arranged inside the supporting frame, a sensor is placed on the supporting frame and is in contact with the contact plates, a supporting plate is fixedly connected to the upper end of the base, a pressing box is fixedly connected to the upper end of each supporting plate, two telescopic rods which are symmetrically distributed are connected to the inside of the pressing box in a sliding mode, a second spring is arranged on the outer sides of the telescopic rods, a baffle is fixedly connected to the outer sides of the telescopic rods, a detector is fixedly connected to the inside of the base, a pressing plate is fixedly connected to the lower end of each telescopic rod, and is in contact with the sensor, the upper ends of the two telescopic rods are fixedly connected with a cross rod together.

Preferably, one end of the first spring is fixedly connected with the base, and the other end of the first spring is fixedly connected with the moving plate.

Preferably, the connecting line is fixedly connected with the moving plate, the connecting line penetrates through the base, and the connecting line is fixedly connected with the detector.

Preferably, the upper end of the supporting frame is fixedly connected with a guide post, and the guide post is connected with the sensor in a sliding manner.

Preferably, one end of the second spring is fixedly connected with the pressing box, and the other end of the second spring is fixedly connected with the baffle.

Preferably, the lower end of the base is fixedly connected with four supporting blocks, and the four supporting blocks are uniformly distributed at the lower end of the base.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an add on the base and establish spring two, telescopic link and pressure strip isotructure, can promote the pressure strip through the telescopic link through the elasticity of spring two when detecting and compress tightly the sensor on the carriage to spacing through the guide post, make the sensor can be quick fix detect on the carriage, thereby can accelerate detection efficiency.

2. The utility model discloses an add in the inside of braced frame and establish spring one, movable plate and contact plate isotructure, can promote the contact plate through the elasticity of spring one and hug closely the lower extreme at the sensor when using to can avoid the bad contact condition to appear.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

fig. 2 is a front cross-sectional view of fig. 1 of the present invention;

fig. 3 is a top view of the support frame of fig. 2 according to the present invention;

fig. 4 is an enlarged view of the a-portion structure of fig. 2 according to the present invention.

In the figure: 1. a base; 2. a support frame; 3. moving the plate; 4. a contact plate; 5. a connecting wire; 6. a first spring; 7. a sensor; 8. a guide post; 9. a support plate; 10. a compaction box; 11. a telescopic rod; 12. a second spring; 13. a baffle plate; 14. a compression plate; 15. a detector; 16. a support block; 17. a cross bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an MEMS sensor testing apparatus includes a base 1, a supporting frame 2 fixedly connected to an upper end of the base 1, two symmetrically distributed moving plates 3 slidably connected to an inside of the supporting frame 2, a contact plate 4 fixedly connected to an upper end of the moving plates 3, a connecting wire 5 fixedly connected to a lower end of the contact plate 4, a first spring 6 disposed inside the supporting frame 2, a sensor 7 disposed on the supporting frame 2, the sensor 7 contacting the contact plate 4, a supporting plate 9 fixedly connected to an upper end of the base 1, a pressing box 10 fixedly connected to an upper end of the supporting plate 9, two symmetrically distributed telescopic rods 11 slidably connected to an inside of the pressing box 10, a second spring 12 disposed outside the telescopic rods 11, a baffle 13 fixedly connected to an outside of the telescopic rods 11, a detector 15 fixedly connected to an inside of the base 1, and a pressing plate 14 fixedly connected to a lower end of the telescopic rods 11, the pressure strip 14 is contacted with the sensor 7, and the upper ends of the two telescopic rods 11 are fixedly connected with a cross rod 17.

Referring to fig. 4, one end of the spring one 6 is fixedly connected to the base 1, the other end of the spring one 6 is fixedly connected to the moving plate 3, and the spring one 6 can push the contact plate 4 to be in close contact with the sensor 7 through elastic force.

Referring to fig. 2, the connecting wire 5 is fixedly connected to the moving plate 3, the connecting wire 5 penetrates through the base 1, the connecting wire 5 is fixedly connected to the detector 15, and the connecting wire 5 is used for electrically connecting the contact plate 4 and the detector 15.

Referring to fig. 3, the upper end of the supporting frame 2 is fixedly connected with a guide post 8, the guide post 8 is slidably connected with the sensor 7, and the guide post 8 can limit the sensor 7.

Referring to fig. 2, one end of the second spring 12 is fixedly connected to the pressing box 10, and the other end of the second spring 12 is fixedly connected to the baffle 13, and the second spring 12 can fix the sensor 7 by elastic force.

Referring to fig. 1, the lower end of the base 1 is fixedly connected with four supporting blocks 16, the four supporting blocks 16 are uniformly distributed at the lower end of the base 1, and the supporting blocks 16 support the base 1.

The utility model discloses the concrete implementation process as follows: when using, upwards stimulate horizontal pole 17, horizontal pole 17 drives telescopic link 11 and removes, telescopic link 11 is at the in-process compression spring two 12 that removes, telescopic link 11 drives pressure strip 14 and removes, then place sensor 7 in the upper end of carriage 2 along guide post 8, make sensor 7 contact plate 4, loosen horizontal pole 17, spring two 12 resets, spring two 12 promotes pressure strip 14 through elasticity and presses in the upper end of sensor 7, the elasticity of spring two 12 promotes sensor 7 and promotes contact plate 4, contact plate 4 compression spring one 6, spring one 6 hugs closely contact plate 4 at the lower extreme of sensor 7 through elasticity, thereby can make the condition of avoiding appearing contact failure when making things convenient for the clamping to appear.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A MEMS sensor test equipment, includes base (1), its characterized in that: the upper end of the base (1) is fixedly connected with a supporting frame (2), the inner part of the supporting frame (2) is connected with two moving plates (3) which are symmetrically distributed in a sliding manner, the upper end of the moving plates (3) is fixedly connected with a contact plate (4), the lower end of the contact plate (4) is fixedly connected with a connecting wire (5), a first spring (6) is arranged in the supporting frame (2), a sensor (7) is placed on the supporting frame (2), the sensor (7) is in contact with the contact plate (4), the upper end of the base (1) is fixedly connected with a supporting plate (9), the upper end of the supporting plate (9) is fixedly connected with a pressing box (10), the inner part of the pressing box (10) is connected with two symmetrically distributed telescopic rods (11) in a sliding manner, the outer side of each telescopic rod (11) is provided with a second spring (12), and the outer side of each telescopic rod (11) is fixedly connected with a baffle (13), the inside fixedly connected with detector (15) of base (1), the lower extreme fixedly connected with pressure strip (14) of telescopic link (11), pressure strip (14) with sensor (7) contact, two the common fixedly connected with horizontal pole (17) in upper end of telescopic link (11).

2. The MEMS sensor testing apparatus of claim 1, wherein: one end of the first spring (6) is fixedly connected with the base (1), and the other end of the first spring (6) is fixedly connected with the moving plate (3).

3. The MEMS sensor testing apparatus of claim 1, wherein: the connecting line (5) is fixedly connected with the moving plate (3), the connecting line (5) penetrates through the base (1), and the connecting line (5) is fixedly connected with the detector (15).

4. The MEMS sensor testing apparatus of claim 1, wherein: the upper end fixedly connected with guide post (8) of carriage (2), guide post (8) with sensor (7) sliding connection.

5. The MEMS sensor testing apparatus of claim 1, wherein: one end of the second spring (12) is fixedly connected with the pressing box (10), and the other end of the second spring (12) is fixedly connected with the baffle (13).

6. The MEMS sensor testing apparatus of claim 1, wherein: the lower end of the base (1) is fixedly connected with four supporting blocks (16), and the four supporting blocks (16) are uniformly distributed at the lower end of the base (1).