CN208383352U - A kind of pressure sensor device - Google Patents
A kind of pressure sensor device Download PDFInfo
- Publication number
- CN208383352U CN208383352U CN201820355527.XU CN201820355527U CN208383352U CN 208383352 U CN208383352 U CN 208383352U CN 201820355527 U CN201820355527 U CN 201820355527U CN 208383352 U CN208383352 U CN 208383352U
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- China
- Prior art keywords
- pressure sensor
- resistance
- sensor device
- sensing element
- shell
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- 230000003321 amplification Effects 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 230000003750 conditioning effect Effects 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007670 refining Methods 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000005303 weighing Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a kind of pressure sensor devices, and including channel-shaped shell and the sensing element being set among shell, the sensing element includes pressure sensor circuit and package casing, and who has display screen on the package casing；Anti-slip layer is provided on the sensing element；The edge of the shell is provided with interconnecting piece；The utility model proposes pressure sensor device be applicable to a variety of occasions, such as: it can be fixed in by screw hole on the weighing instrument of truck scale one kind and carry out weighing operation, or can be removed to be placed directly on ground and be used as scale, also it can be fixed on the places such as metope by screw hole and carry out the test such as hitting.Working principle is easily understood, and pressure sensor device measures pressure and calculate and shows on a display screen by internal circuit, and it is extremely convenient to use, and can be suitably used for a variety of different scenes and purposes.
Description
Technical field
The utility model belongs to sensor application field, and in particular to a kind of pressure sensor device.
Background technique
Pressure sensor (Pressure Transducer) is to experience pressure signal, and can incite somebody to action according to certain rule
Pressure signal is converted into the device or device of the electric signal of available output.Pressure sensor is usually by pressure-sensing device and letter
Number processing unit composition.By different test pressure types, pressure sensor can be divided into gauge pressure transducer, differential pressure pick-up and absolutely
Pressure sensor.Pressure sensor is a kind of sensor the most commonly used in industrial practice, is widely used in various industrial automatic controls
Environment is related to water conservancy and hydropower, railway traffic, intelligent building, production automatic control, aerospace, military project, petrochemical industry, oil well, electric power, ship
Numerous industries such as oceangoing ship, lathe, pipeline just simply introduce some sensors principles and its application below.Separately there is medical pressure
Sensor.
Under normal circumstances, pressure sensor is designed for specific environment and purposes, and to be integrated on corresponding instrument
It uses, cannot dismantle as a whole, application method is single to be surveyed.
Summary of the invention
The purpose of this utility model is that: it is to cope with the corresponding one-to-one Integrated design of situation for above-mentioned sensing device
It is not suitable for a variety of situations, proposes a kind of pressure sensor device, a variety of situations can be suitable for, and be dismounted easily and conveniently make
With.
The technical solution adopted in the utility model is as follows:
A kind of pressure sensor device, including channel-shaped shell and the sensing element being set among shell, the detecting means
Part is higher than the channel-shaped shell, and the sensing element includes pressure sensor circuit and package casing, and who has on the package casing
Display screen；Anti-slip layer is provided on the sensing element；The edge of the shell is provided with interconnecting piece；The utility model proposes
Pressure sensor device is applicable to a variety of occasions, such as: it can be fixed in by screw hole on the weighing instrument of truck scale one kind
Weighing operation is carried out, or can be removed to be placed directly on ground and be used as scale, also it can be fixed on wall by screw hole
The places such as face carry out the test such as hitting.Working principle is easily understood, and pressure sensor device carries out pressure by internal circuit
Measurement and calculating are shown that it is extremely convenient to use, and can be suitably used for a variety of different scenes and use on a display screen
On the way.
Preferably, the interconnecting piece is rectangular prism configuration, and is provided with screw hole on the interconnecting piece, can will be entire by screw hole
Sensing device is fixed on the measurement that desired position carries out different power.
Preferably, the screw hole minimum number on the interconnecting piece is 2, and anti-raw rotation is easy after quantity is fixed if less than 2
The case where turning allows measurement error to become larger, and the more fixed effects of screw are better when fixed, can be configured according to the actual situation.
Preferably, the pressure sensor circuit includes measuring bridge, signal amplification circuit and pressure signal conditioning circuit, is surveyed
One node of amount electric bridge is connected to signal conditioning circuit, another node ground connection opposite with the node, another two node point
It is not connected to signal amplification circuit, the output end of signal amplification circuit is connected to signal conditioning circuit.
Preferably, the signal amplification circuit includes amplifier A1, A2 and A3, and the anode of A1 connects and measuring bridge, cathode
It is connected to the cathode of A2, wherein being connected with resistance R1, while being connected with resistance R2, the output of A2 between the cathode and output end of A1
Resistance R3 is connected between end and cathode；The output end of A1 is connected to the anode of A3, and the output end of A2 is connected to the cathode of A3；Electricity
Resistance R4 is connected with resistance R6, and resistance R5 is connected with resistance R7, while R4, R6 are in parallel with R5, R7, and capacitor is connected between R4 and R5
C1, while refining between A1 and A3, capacitor C2 is connected between R6 and R7, while being connected between A2 and A3.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, in the utility model, apparatus structure is simple, but is applicable in widely used, can carry out under a variety of different situations
It uses.
2, in the utility model, anti-slip layer is provided on sensing element, it can be to avoid skidding in use
The case where causing measurement error to become larger.
3, in the utility model, the acquisition of data is carried out using electric bridge, high sensitivity, measurement accuracy is high, and has pressure
Signal conditioning circuit makes measurement more stable more precisely.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model the use of the new type；
Fig. 2 is the pressure sensor circuit structural schematic diagram of the utility model；
Marked in the figure: 1- shell, 2- sensing element, 101- interconnecting piece, 102- screw hole, 103- anti-slip layer, 201- display screen；
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As illustrated in fig. 1 and 2, a kind of pressure sensor device, including channel-shaped shell and the detecting means being set among shell
Part, the sensing element includes pressure sensor circuit and package casing, and who has display screen on the package casing；The detecting means
Anti-slip layer is provided on part；The edge of the shell is provided with interconnecting piece；The utility model proposes pressure sensor device can fit
For a variety of occasions, it can be fixed on the places such as metope by screw hole and carry out the test such as hitting.Working principle is easily understood, pressure
Force sensor measures pressure and calculates and shows on a display screen by internal circuit, uses extremely just
Victory, and can be suitably used for a variety of different scenes and purposes.
In above scheme, the interconnecting piece is rectangular prism configuration, and is provided with screw hole on the interconnecting piece, can be incited somebody to action by screw hole
Entire sensing device is fixed on the measurement that desired position carries out different power.
In above scheme, the screw hole minimum number on the interconnecting piece is 2, is easy after quantity is fixed if less than 2 anti-
The case where raw rotation, allows measurement error to become larger, and the more fixed effects of screw are better when fixed, can carry out according to the actual situation
Setting.
In above scheme, the pressure sensor circuit includes measuring bridge, signal amplification circuit and pressure signal conditioning electricity
One node on road, measuring bridge is connected to signal conditioning circuit, another node ground connection opposite with the node, another two section
Point is respectively connected to signal amplification circuit, and the output end of signal amplification circuit is connected to signal conditioning circuit.
In above scheme, the signal amplification circuit includes amplifier A1, A2 and A3, and the anode of A1 connects and measuring bridge,
Cathode is connected to the cathode of A2, wherein being connected with resistance R1, while resistance R2 is connected between the cathode and output end of A1, A2's
Resistance R3 is connected between output end and cathode；The output end of A1 is connected to the anode of A3, and the output end of A2 is connected to the negative of A3
Pole；Resistance R4 is connected with resistance R6, and resistance R5 is connected with resistance R7, while R4, R6 are in parallel with R5, R7, connect between R4 and R5
There is capacitor C1, while refining between A1 and A3, capacitor C2 is connected between R6 and R7, while being connected between A2 and A3.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (5)
1. a kind of pressure sensor device, it is characterised in that: including channel-shaped shell and the sensing element being set among shell, institute
Sensing element is stated higher than the channel-shaped shell, the sensing element includes pressure sensor circuit and package casing, and outside the encapsulation
Shell is equipped with display screen；Anti-slip layer is provided on the sensing element；The edge of the shell is provided with interconnecting piece.
2. pressure sensor device according to claim 1, it is characterised in that: the interconnecting piece is rectangular prism configuration, and should
Screw hole is provided on interconnecting piece.
3. pressure sensor device according to claim 2, it is characterised in that: the screw hole minimum number on the interconnecting piece is
2。
4. pressure sensor device according to claim 1, it is characterised in that: the pressure sensor circuit includes measurement electricity
One node of bridge, signal amplification circuit and pressure signal conditioning circuit, measuring bridge is connected to signal conditioning circuit, with the section
Opposite another node ground connection of point, another two node are respectively connected to signal amplification circuit, the output end of signal amplification circuit
It is connected to signal conditioning circuit.
5. pressure sensor device according to claim 4, it is characterised in that: the signal amplification circuit includes amplifier
A1, A2 and A3, the anode of A1 is even and measuring bridge, cathode are connected to the cathode of A2, wherein being connected with resistance R1, while A1's is negative
It is connected with resistance R2 between pole and output end, is connected with resistance R3 between the output end and cathode of A2；The output end of A1 is connected to
The output end of the anode of A3, A2 is connected to the cathode of A3；Resistance R4 is connected with resistance R6, and resistance R5 is connected with resistance R7, simultaneously
R4, R6 are in parallel with R5, R7, capacitor C1 are connected between R4 and R5, while refining between A1 and A3, are connected between R6 and R7
Capacitor C2, while being connected between A2 and A3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820355527.XU CN208383352U (en) | 2018-03-15 | 2018-03-15 | A kind of pressure sensor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820355527.XU CN208383352U (en) | 2018-03-15 | 2018-03-15 | A kind of pressure sensor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208383352U true CN208383352U (en) | 2019-01-15 |
Family
ID=64974477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820355527.XU Expired - Fee Related CN208383352U (en) | 2018-03-15 | 2018-03-15 | A kind of pressure sensor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208383352U (en) |
-
2018
- 2018-03-15 CN CN201820355527.XU patent/CN208383352U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190507 Address after: Room B6003, 6 storeys, Building 5, No. 951 Jianchuan Road, Minhang District, Shanghai 201100 Patentee after: SHANGHAI QIANLONG ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 450008 No. 1904, Building No. 38, Agricultural Science Road, Jinshui District, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU JINHENG ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190115 |