CN211824881U - High-efficient detection device of mixed encapsulation sensor of absolute pressure - Google Patents
High-efficient detection device of mixed encapsulation sensor of absolute pressure Download PDFInfo
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- CN211824881U CN211824881U CN202020594026.4U CN202020594026U CN211824881U CN 211824881 U CN211824881 U CN 211824881U CN 202020594026 U CN202020594026 U CN 202020594026U CN 211824881 U CN211824881 U CN 211824881U
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Abstract
The utility model discloses a high-efficiency detection device of an absolute pressure mixed packaging sensor, which comprises a detection cavity, the detection cavity is connected with an air pressure adjusting system for adjusting the internal air pressure, two rows of detection holes are uniformly arranged on the detection cavity, the bottom end of the detection hole is provided with an air pressure electromagnetic valve for releasing the detected air pressure, a positioning and mounting component for placing a sensor to be detected is arranged in the detection hole, the positioning and mounting assembly comprises a fixed sleeve rotatably mounted in the detection hole through a connecting bearing, keep away in the fixed cover and be provided with the fixed thread with sensor installation screw thread looks adaptation, the utility model has the advantages of reasonable design, insert downwards to wait that the mixed encapsulation sensor of pressing absolutely that detects can accomplish to pressing absolutely the location and the fixing of mixed encapsulation sensor absolutely, cooperation multistation design has improved the detection efficiency who presses absolutely greatly and has mixed the encapsulation sensor.
Description
Technical Field
The utility model relates to a sensor technical field especially relates to a high-efficient detection device of mixed encapsulation sensor of absolute pressure.
Background
A pressure sensor is a device or apparatus that senses a pressure signal and converts the pressure signal into a usable output electrical signal according to a certain rule. A pressure sensor is usually composed of a pressure sensitive element and a signal processing unit. According to different testing pressure types, the pressure sensor can be divided into a gauge pressure sensor, a differential pressure sensor and an absolute pressure sensor, wherein the absolute pressure sensor is used for detecting an absolute pressure value, and the application range is wide.
But present mixed encapsulation sensor of absolute pressure is mostly the manual work in production testing process and is detected, and is comparatively complicated to the fixed flow of mixed encapsulation sensor of absolute pressure, greatly reduced the detection efficiency of mixed encapsulation sensor of absolute pressure, have certain defect.
Therefore, an efficient detection device for the absolute pressure hybrid packaging sensor is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-efficient detection device of mixed encapsulation sensor of absolute pressure, aim at can realize the fixed of sensor fast, promotes the detection efficiency of sensor.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the utility model provides a high-efficient detection device of mixed encapsulation sensor of absolute pressure, is including detecting the cavity, be connected with the atmospheric pressure governing system who is used for adjusting inside atmospheric pressure on the detection cavity, evenly be provided with two rows of inspection holes on the detection cavity of appearance, the atmospheric pressure solenoid valve that is used for releasing to detect atmospheric pressure is installed to the inspection hole bottom, the inside location installation component that is used for laying to wait to detect the sensor that is provided with of inspection hole, location installation component includes to rotate through connecting the bearing and installs fixed cover in the inspection hole, keep away in the fixed cover and be provided with the fixed thread with sensor installation screw thread looks adaptation.
Preferably, in the above high-efficiency detection device for the absolute pressure hybrid packaging sensor, the air pressure solenoid valve is connected with a control switch, and the control switch is fixedly installed on the left side of the corresponding detection hole.
Based on the technical characteristics, the control switch is turned on and off to supply the detection air pressure, so that the absolute pressure hybrid packaging sensor can be conveniently detected.
Preferably, among the above-mentioned high-efficient detection device of mixed encapsulation sensor of absolute pressure, the connection bearing is inlayed and is set up on the inspection hole inner wall, just fixed cover with inspection hole inner wall laminating and sliding contact.
Based on the technical characteristics, the fixed sleeve is rotatably installed and is attached to and in sliding contact with the inner wall of the detection hole, so that the detection of the absolute pressure hybrid packaging sensor is greatly facilitated, and the leakage of detection gas is reduced.
Preferably, in the above-mentioned high-efficient detection device of mixed encapsulation sensor of absolute pressure, fixed cover top with detect cavity upper surface parallel and level, just fixed cover top carries out the chamfer and handles.
Based on the technical characteristics, the top end of the fixing sleeve is flush with the upper surface of the detection cavity, chamfering processing is carried out, and the absolute pressure hybrid packaging sensor is conveniently placed in the fixing sleeve.
Preferably, in the above-mentioned high-efficient detection device of mixed encapsulation sensor of absolute pressure, the atmospheric pressure governing system is including setting up detect the baroceptor in the cavity, the baroceptor output is connected with the singlechip, the singlechip output is connected with the air compressor machine through the relay, the air compressor machine with detect the cavity and connect.
Based on the technical characteristics, the air compressor provides required air pressure when the absolute pressure hybrid packaging sensor detects for the detection cavity, and the feedback of the air pressure value in the detection cavity is carried out through the air pressure sensor, so that the air compressor provides stable detection air pressure for the detection cavity.
Preferably, among the above-mentioned high-efficient detection device of mixed encapsulation sensor of absolute pressure, be provided with sealed the pad on the fixed cover bottom surface, just sealed pad with the laminating of inspection hole inner wall and sliding contact.
Based on above-mentioned technical characteristics, sealed setting up of filling up has improved the leakproofness between fixed cover and the detection hole inner wall, has reduced the leakage that detects atmospheric pressure.
The utility model has the advantages that:
the utility model has the advantages of simple and reasonable design, insert downwards to detect the mixed encapsulation sensor of pressing absolutely that detects can accomplish to pressing absolutely the location of mixing the encapsulation sensor and fix, cooperation multistation design has improved the detection efficiency who presses absolutely greatly and mix the encapsulation sensor.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the distribution structure of the inspection holes of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a detection cavity; 2. an air pressure regulating system; 3. a detection hole; 4. an air pressure solenoid valve; 5. positioning the mounting assembly; 6. connecting a bearing; 7. fixing a sleeve; 8. fixing threads; 9. a control switch; 10. an air pressure sensor; 11. a single chip microcomputer; 12. a relay; 13. an air compressor; 14. and a gasket.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the present embodiment is an absolute pressure hybrid packaging sensor high efficiency detection device, which includes a detection cavity 1, an air pressure adjusting system 2 for adjusting internal air pressure is connected to the detection cavity 1, two rows of detection holes 3 are uniformly arranged on the detection cavity 1, an air pressure solenoid valve 4 for releasing the detected air pressure is arranged at the bottom end of the detection hole 3, a control switch 9 is connected to the air pressure solenoid valve 4, the control switch 9 is fixedly arranged at the left side of the corresponding detection hole 3, the detection air pressure is supplied by opening and closing the control switch 9, the absolute pressure hybrid packaging sensor is conveniently detected, a positioning installation component 5 for placing the sensor to be detected is arranged in the detection hole 3, the positioning installation component 5 includes a fixing sleeve 7 rotatably arranged in the detection hole 3 through a connecting bearing 6, the connecting bearing 6 is embedded on the inner wall of the detection hole 3, the fixed sleeve 7 is attached to and in sliding contact with the inner wall of the detection hole 3, the fixed sleeve 7 is rotatably installed and attached to and in sliding contact with the inner wall of the detection hole 3, detection of the absolute pressure hybrid packaging sensor is greatly facilitated, leakage of detection gas is reduced, a fixed thread 8 matched with the sensor installation thread is arranged in the fixed sleeve 7, the top end of the fixed sleeve 7 is flush with the upper surface of the detection cavity 1, chamfering is performed on the top end of the fixed sleeve 7, the top end of the fixed sleeve 7 is flush with the upper surface of the detection cavity 1 and is subjected to chamfering, the absolute pressure hybrid packaging sensor is conveniently placed in the fixed sleeve 7, a sealing gasket 14 is arranged on the bottom surface of the fixed sleeve 7, the sealing gasket 14 is attached to and in sliding contact with the inner wall of the detection hole 3, and the sealing gasket 14 is arranged, so that the sealing performance between the fixed sleeve, atmospheric pressure governing system 2 is including setting up baroceptor 10 in detecting cavity 1, baroceptor 10 output is connected with singlechip 11, singlechip 11 output is connected with air compressor machine 13 through relay 12, air compressor machine 13 is connected with and detects cavity 1, air compressor machine 13 provides required atmospheric pressure when the mixed encapsulation sensor of absolute pressure detects for detecting cavity 1, and detect the feedback of cavity 1 internal gas pressure value through baroceptor 10, make air compressor machine 13 provide stable detection atmospheric pressure for detecting cavity 1.
The utility model discloses a concrete implementation, when using, air compressor machine 13 work, for detecting cavity 1 provides detection atmospheric pressure, the measurement personnel will press the mixed encapsulation sensor to insert fixed cover 7 in and push down can select the mixed encapsulation sensor of pressing absolutely to go into on fixed thread 8, accomplish the location and the fixing of pressing the mixed encapsulation sensor of pressing absolutely, open control switch 9 afterwards, for pressing the mixed encapsulation sensor of pressing absolutely and providing detection atmospheric pressure, can measure detection atmospheric pressure through pressing the mixed encapsulation sensor output of pressing absolutely this moment, whether qualified through detecting atmospheric pressure and the supply atmospheric pressure value of detecting in the cavity 1 relatively judging the mixed encapsulation sensor of pressing absolutely. The utility model has the advantages of simple and reasonable design, insert downwards to detect the mixed encapsulation sensor of pressing absolutely that detects can accomplish to pressing absolutely the location of mixing the encapsulation sensor and fix, cooperation multistation design has improved the detection efficiency who presses absolutely greatly and mix the encapsulation sensor.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a high-efficient detection device of mixed encapsulation sensor of absolute pressure which characterized in that: including detecting cavity (1), be connected with atmospheric pressure governing system (2) that are used for adjusting inside atmospheric pressure on detecting cavity (1), evenly be provided with two rows of inspection holes (3) on detecting cavity (1) of the appearance, atmospheric pressure solenoid valve (4) that are used for releasing detection atmospheric pressure are installed to inspection hole (3) bottom, inspection hole (3) inside is provided with and is used for laying and waits to detect location installation component (5) of sensor, location installation component (5) include rotate through connecting bearing (6) and install fixed cover (7) in inspection hole (3), keep away in fixed cover (7) and be provided with fixed screw thread (8) with sensor mounting thread looks adaptation.
2. The high-efficiency detection device for the absolute pressure hybrid packaging sensor according to claim 1, characterized in that: the pneumatic electromagnetic valve (4) is connected with a control switch (9), and the control switch (9) is fixedly installed on the left side of the corresponding detection hole (3).
3. The high-efficiency detection device for the absolute pressure hybrid packaging sensor according to claim 1, characterized in that: connect bearing (6) to inlay the setting and be in on inspection hole (3) inner wall, just fixed cover (7) with inspection hole (3) inner wall laminating and sliding contact.
4. The high-efficiency detection device for the absolute pressure hybrid packaging sensor according to claim 1, characterized in that: the top end of the fixing sleeve (7) is flush with the upper surface of the detection cavity (1), and chamfering processing is performed on the top end of the fixing sleeve (7).
5. The high-efficiency detection device for the absolute pressure hybrid packaging sensor according to claim 1, characterized in that: atmospheric pressure governing system (2) is including setting up atmospheric pressure sensor (10) in detecting cavity (1), atmospheric pressure sensor (10) output is connected with singlechip (11), singlechip (11) output is connected with air compressor machine (13) through relay (12), air compressor machine (13) with detect cavity (1) and connect.
6. The high-efficiency detection device for the absolute pressure hybrid packaging sensor according to claim 1, characterized in that: fixed cover (7) bottom surface is provided with sealed pad (14), just sealed pad (14) with inspection hole (3) inner wall laminating and sliding contact.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020594026.4U CN211824881U (en) | 2020-04-20 | 2020-04-20 | High-efficient detection device of mixed encapsulation sensor of absolute pressure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020594026.4U CN211824881U (en) | 2020-04-20 | 2020-04-20 | High-efficient detection device of mixed encapsulation sensor of absolute pressure |
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| CN211824881U true CN211824881U (en) | 2020-10-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916443A (en) * | 2021-10-08 | 2022-01-11 | 安徽科技学院 | Air pressure sensor detection device |
| CN114486012A (en) * | 2022-01-27 | 2022-05-13 | 无锡胜脉电子有限公司 | MEMS pressure sensor chip used in severe environment and preparation method thereof |
-
2020
- 2020-04-20 CN CN202020594026.4U patent/CN211824881U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916443A (en) * | 2021-10-08 | 2022-01-11 | 安徽科技学院 | Air pressure sensor detection device |
| CN114486012A (en) * | 2022-01-27 | 2022-05-13 | 无锡胜脉电子有限公司 | MEMS pressure sensor chip used in severe environment and preparation method thereof |
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