CN220772395U - Pressure sensor assembly - Google Patents
Pressure sensor assembly Download PDFInfo
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- CN220772395U CN220772395U CN202322485772.6U CN202322485772U CN220772395U CN 220772395 U CN220772395 U CN 220772395U CN 202322485772 U CN202322485772 U CN 202322485772U CN 220772395 U CN220772395 U CN 220772395U
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- pressure
- sensor
- block
- base frame
- pressure sensor
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- 239000013078 crystal Substances 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to the technical field of sensors, in particular to a pressure sensor assembly. Through spacing piezoelectricity formula pressure sensing mechanism, the sealing strip can make base frame and connecting block be connected inseparabler, avoid the environment medium to invade and influence the performance of sensor, guaranteed this pressure sensor's measurement stability, the limiting plate plays fixed stable effect after this pressure sensor is connected with other equipment, the stability of this pressure sensor itself has been improved, fully ensure this pressure sensor's normal use, can transmit the electric energy to the pressure block groove after the connecting wire circular telegram, the pressure block applys pressure to piezoelectricity crystal sensor, piezoelectricity crystal sensor can change pressure into the signal of telecommunication, and convey to the equipment of connecting output interface through the output, the gasket can protect piezoelectricity crystal sensor to receive with the damage that the base frame contacted when receiving pressure, temperature sensor can compensate or adopt temperature compensation algorithm to correct thermal drift, in order to improve sensor's measurement accuracy.
Description
Technical Field
The utility model relates to the technical field of sensors, in particular to a pressure sensor assembly.
Background
A pressure sensor is a device for measuring pressure changes that can convert the pressure of a force-receiving area into an electrical signal or other form of output for monitoring, control, or feedback.
The following problems exist in the prior art: in some applications, the sensor assembly does not have excellent sealing properties, which can lead to intrusion of environmental media and affect the performance of the sensor, the sensor assembly often needs to be connected to other components or systems, some of the sensor assemblies are unstable after being connected to other components, normal use of the sensor assembly can be affected, and in addition, temperature changes can also cause measurement offset of the sensor assembly, which can affect measurement accuracy and stability.
Disclosure of Invention
The present utility model proposes a pressure sensor assembly that solves the problems mentioned in the background art above: in some applications, the sensor assembly does not have excellent sealing properties, which can lead to intrusion of environmental media and affect the performance of the sensor, the sensor assembly often needs to be connected to other components or systems, some of the sensor assemblies are unstable after being connected to other components, normal use of the sensor assembly can be affected, and in addition, temperature changes can also cause measurement offset of the sensor assembly, which can affect measurement accuracy and stability.
The technical scheme of the utility model is as follows: the utility model provides a pressure sensor subassembly, includes base frame and spacing piezoelectric pressure sensing mechanism, the bottom side of base frame all sets up the support all around, the outside of base frame is provided with spacing piezoelectric pressure sensing mechanism, spacing piezoelectric pressure sensing mechanism is including output interface, sealing strip, connecting block, limiting plate, connecting wire, pressure block groove, pressure block, piezoelectricity crystal sensor, gasket, output and temperature sensor.
Preferably, the left and right sides of base frame has all been seted up output interface, base frame top adhesion is connected with the sealing strip.
Preferably, the sealing strip top adhesion is connected with the connecting block, the upper end all around of connecting block has all welded the limiting plate.
Preferably, a connecting wire is arranged above the connecting block, a pressure block groove is arranged below the connecting block, and the connecting wire is electrically connected with the pressure block groove.
Preferably, a pressure block is arranged below the pressure block groove, and the pressure block groove and the pressure block form a telescopic structure.
Preferably, a piezoelectric crystal sensor is arranged below the pressure block, and a gasket is connected to the lower side of the piezoelectric crystal sensor in an adhesive mode.
Preferably, output ends are arranged on the left side and the right side of the piezoelectric crystal sensor, a temperature sensor is arranged on the front side of the piezoelectric crystal sensor, and the piezoelectric crystal sensor is electrically connected with the temperature sensor through a wire.
The working principle and the beneficial effects of the utility model are as follows:
through spacing piezoelectricity formula pressure sensing mechanism, the sealing strip can make base frame and connecting block be connected inseparabler, avoid the environment medium to invade and influence the performance of sensor, guaranteed this pressure sensor's measurement stability, the limiting plate plays fixed stable effect after this pressure sensor is connected with other equipment, the stability of this pressure sensor itself has been improved, fully ensure this pressure sensor's normal use, can transmit the electric energy to the pressure block groove after the connecting wire circular telegram, control the pressure block is flexible downwards, and apply pressure to piezoelectricity crystal sensor, piezoelectricity crystal sensor can change pressure into the signal of telecommunication, and convey to the equipment of connecting output interface through the output, the gasket can protect piezoelectricity crystal sensor and the damage that receives with base frame contact when receiving pressure, ensure this pressure sensor's stability, temperature sensor can compensate or adopt temperature compensation algorithm to correct thermal drift, in order to improve sensor's measurement accuracy.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the external side structure of the present utility model;
FIG. 2 is a schematic view of the internal and external side structures of the present utility model;
FIG. 3 is a schematic cross-sectional view of the internal rear structure of the present utility model;
FIG. 4 is a schematic diagram of a pressure block groove structure of the present utility model;
in the figure: 1. a base frame; 2. a bracket; 3. a limit piezoelectric pressure sensing mechanism; 301. an output interface; 302. a sealing strip; 303. a connecting block; 304. a limiting plate; 305. connecting wires; 306. a pressure block groove; 307. a pressure block; 308. a piezoelectric crystal sensor; 309. a gasket; 310. an output end; 311. a temperature sensor.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a pressure sensor assembly technical scheme: including base frame 1 and spacing piezoelectricity formula pressure sensing mechanism 3, all set up support 2 around the bottom side of base frame 1, the outside of base frame 1 is provided with spacing piezoelectricity formula pressure sensing mechanism 3, and spacing piezoelectricity formula pressure sensing mechanism 3 is including output interface 301, sealing strip 302, connecting block 303, limiting plate 304, connecting wire 305, pressure block groove 306, pressure block 307, piezoelectricity crystal sensor 308, gasket 309, output 310 and temperature sensor 311.
When the pressure sensor is used, the support 2 is installed on the bottom surface of the base frame 1 to ensure the stability of the pressure sensor in a horizontal position, then the connecting block 303, the pressure block groove 306, the pressure block 307, the piezoelectric crystal sensor 308, the gasket 309, the output end 310 and the temperature sensor 311 are sequentially installed on corresponding positions, an external device is connected through the output interface 301, an external power supply is connected through the connecting wire 305, the pressure block 307 is controlled to stretch downwards through the pressure block groove 306, the piezoelectric crystal sensor 308 is applied with pressure, the piezoelectric crystal sensor 308 converts the pressure into an electric signal to be transmitted to the external device, the external device is monitored, the pressure sensor is installed in the required device when the pressure sensor can be normally used, the pressure sensor is fixed in the device through the limiting plate 304, the test is performed again after the stability is ensured, and then the sealing strip 302 is adhered to the joint of the connecting block 303 and the pressure block groove 306, and the installation and the use are completed.
Specifically, output interfaces 301 are all seted up on the left and right sides of base frame 1, and base frame 1 top adhesion is connected with sealing strip 302, and sealing strip 302 can make base frame 1 and connecting block 303 be connected inseparabler, avoids the environment medium to invade and influence the performance of sensor, has ensured this pressure sensor's measurement stability.
Specifically, sealing strip 302 top adhesion is connected with connecting block 303, and the upper end all around of connecting block 303 has all welded limiting plate 304, and limiting plate 304 plays fixed stable effect after this pressure sensor is connected with other equipment, has improved the stability of this pressure sensor itself, fully ensures this pressure sensor's normal use.
Specifically, a connection wire 305 is disposed above the connection block 303, a pressure block groove 306 is disposed below the connection block 303, the connection wire 305 is electrically connected with the pressure block groove 306, and electric energy is transmitted to the pressure block groove 306 after the connection wire 305 is electrified by connecting an external power source or an equipment power source.
Specifically, a pressure block 307 is disposed below the pressure block groove 306, the pressure block groove 306 and the pressure block 307 form a telescopic structure, the pressure block groove 306 after being electrified controls the pressure block 307 to stretch downwards and apply pressure to the piezoelectric crystal sensor 308, and the piezoelectric crystal sensor 308 converts the pressure into an electrical signal and transmits the electrical signal to a device connected with the output interface 301 through the output end 310.
Specifically, a piezoelectric crystal sensor 308 is disposed below the pressure block 307, a gasket 309 is adhesively connected to the lower side of the piezoelectric crystal sensor 308, and the gasket 309 protects the piezoelectric crystal sensor 308 from damage caused by contact with the base frame 1 when pressure is applied to the piezoelectric crystal sensor 308, thereby ensuring stability of the pressure sensor.
Specifically, output ends 310 are disposed on the left and right sides of the piezoelectric crystal sensor 308, a temperature sensor 311 is disposed on the front side of the piezoelectric crystal sensor 308, the piezoelectric crystal sensor 308 and the temperature sensor 311 are electrically connected through wires, and the temperature sensor 311 compensates or adopts a temperature compensation algorithm to correct thermal drift, so as to improve measurement accuracy of the sensor.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as presently claimed, and as presently claimed, all such modifications, equivalents, and improvements fall within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a pressure sensor subassembly, includes base frame (1) and spacing piezoelectric pressure sensing mechanism (3), its characterized in that, all set up support (2) around the bottom side of base frame (1), the outside of base frame (1) is provided with spacing piezoelectric pressure sensing mechanism (3), spacing piezoelectric pressure sensing mechanism (3) are including output interface (301), sealing strip (302), connecting block (303), limiting plate (304), connecting wire (305), pressure block groove (306), pressure block (307), piezoelectricity crystal sensor (308), gasket (309), output (310) and temperature sensor (311).
2. A pressure sensor assembly according to claim 1, wherein the left and right sides of the base frame (1) are provided with output interfaces (301), and sealing strips (302) are adhered and connected above the base frame (1).
3. A pressure sensor assembly according to claim 1, characterized in that a connecting block (303) is adhered and connected above the sealing strip (302), and limiting plates (304) are welded at the upper ends of the periphery of the connecting block (303).
4. A pressure sensor assembly according to claim 1, characterized in that a connection wire (305) is arranged above the connection block (303), a pressure block groove (306) is arranged below the connection block (303), and the connection wire (305) is electrically connected with the pressure block groove (306).
5. A pressure sensor assembly according to claim 1, characterized in that a pressure block (307) is arranged below the pressure block groove (306), the pressure block groove (306) and the pressure block (307) constituting a telescopic structure.
6. A pressure sensor assembly according to claim 1, characterized in that a piezo-electric crystal sensor (308) is arranged below the pressure block (307), and a spacer (309) is adhesively connected below the piezo-electric crystal sensor (308).
7. A pressure sensor assembly according to claim 1, wherein the left and right sides of the piezoelectric crystal sensor (308) are provided with output ends (310), the front side of the piezoelectric crystal sensor (308) is provided with a temperature sensor (311), and the piezoelectric crystal sensor (308) is electrically connected with the temperature sensor (311) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322485772.6U CN220772395U (en) | 2023-09-13 | 2023-09-13 | Pressure sensor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322485772.6U CN220772395U (en) | 2023-09-13 | 2023-09-13 | Pressure sensor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220772395U true CN220772395U (en) | 2024-04-12 |
Family
ID=90613296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322485772.6U Active CN220772395U (en) | 2023-09-13 | 2023-09-13 | Pressure sensor assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220772395U (en) |
-
2023
- 2023-09-13 CN CN202322485772.6U patent/CN220772395U/en active Active
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