CN202501941U - Temperature and pressure integrated detection transmitter - Google Patents
Temperature and pressure integrated detection transmitter Download PDFInfo
- Publication number
- CN202501941U CN202501941U CN2012201142097U CN201220114209U CN202501941U CN 202501941 U CN202501941 U CN 202501941U CN 2012201142097 U CN2012201142097 U CN 2012201142097U CN 201220114209 U CN201220114209 U CN 201220114209U CN 202501941 U CN202501941 U CN 202501941U
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- temperature
- pressure
- transmitter
- detection
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Abstract
The utility model relates to a temperature and pressure integrated detection transmitter, comprising an electric equipment cavity (1) and a detection cavity (8). The transmitter is characterized in that: an amplification circuit (2) is arranged inside the electric equipment cavity (1) and contains a temperature transmitter, a pressure transmitter and a negative pressure generator; a pressure detection hole (5) and a temperature detection hole (9) are arranged at the detection cavity (8); a pressure foil gauge (3) arranged at the upper end of the pressure detection hole (5) is connected with the corresponding pressure transmitter in the amplification circuit (2); a temperature sensor (7) is arranged at a blind hole arranged at the upper end of the temperature detection hole (9) and is connected to the corresponding temperature transmitter in the amplification circuit (2); and the signal of the temperature sensor (probe) can be directly outputted without amplification. According to the utility model, the provided temperature and pressure integrated detection transmitter has advantages of compact structure and convenient usage; besides, the installation workload of the user of the transmitter can be reduced by half and the cost can be substantially reduced.
Description
Technical field
The utility model relates to a kind of detecting instrument, particularly temperature and pressure detection transmitter.
Background technology
Pressure unit and temperature transmitter all are monomer structure in the market; In the place that temperature and pressure all will detect simultaneously; As: the air inlet air pressure at different levels of multistage compressor and temperature, give vent to anger air pressure and temperature etc. all need to detect simultaneously; The fabricator is the installation on body and the very inconvenience that connects up often, and cost is also higher.
The utility model content
The purpose of the utility model is exactly the shortcoming that exists in the existing technology in order to overcome, the integrated detection transmitter of a kind of temperature, pressure that provides.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of is the integrated detection transmitter of temperature, pressure, comprises electric apparatus chamber and test chamber, and the test chamber lower end is provided with external thread, the middle part is provided with one section heat radiator, it is characterized in that:
Be provided with amplifying circuit in the electric apparatus chamber, wherein contain a pressure unit and the negative pressure generator that links to each other;
Test chamber is provided with a pressure detection hole and a temperature detection hole; The pressure detection hole is a through hole; The nose end that communicates with electric apparatus chamber one end is provided with a pressure-strain sheet should hold sealing, and the pressure-strain sheet is connected also output current signal through lead with pressure unit in the amplifying circuit;
Lower end, temperature detection hole is blind hole, upper end and electric apparatus chamber UNICOM, and blind hole place, lower end, temperature detection hole is provided with a temperature sensor and direct output current signal.
On the basis of technique scheme, following further technical scheme can be arranged:
Be provided with a temperature transmitter in the amplifying circuit in addition and link to each other with negative pressure generator, temperature sensor is connected with temperature transmitter and output current signal through lead.
The advantage of the utility model: the integrated detection transmitter of pressure and temperature, except having compact conformation, advantage easy to use, the installation workload that person also capable of reducing using is half the also reduces cost greatly.
Description of drawings:
Fig. 1 is the front view of the utility model;
First kind of amplifying circuit schematic diagram of Fig. 2;
Fig. 3 is second kind of amplifying circuit schematic diagram.
Embodiment:
Embodiment one:
As shown in Figure 1; The integrated detection transmitter of a kind of temperature, pressure that the utility model provides; Comprise electric apparatus chamber 1 and test chamber 8; Test chamber 8 lower ends are provided with external thread 6, the middle part is provided with one section heat radiator 4, are provided with amplifying circuit 2 in the electric apparatus chamber 1, wherein contain a temperature transmitter, a pressure unit and a negative pressure generator; Test chamber 8 is provided with a pressure detection hole 5 and a temperature detection hole 9; Pressure detection hole 5 is a through hole; The nose end that communicates with electric apparatus chamber 1 one ends is provided with a pressure-strain sheet 3 should hold sealing, and pressure-strain sheet 3 is through the corresponding pressure unit connection in lead and the amplifying circuit 2; 9 lower ends, temperature detection hole are blind hole, upper end and electric apparatus chamber 1 UNICOM, and blind hole place, 9 lower end, temperature detection hole is provided with a temperature sensor 7, and it is connected in direct output current signal in the amplifying circuit 2 through lead.
As shown in Figure 2, amplifying circuit 2 comprises a pressure unit and a negative pressure generator, and wherein one the tunnel is that positive source is supplied with transmitter, adopts a negative pressure generator to drive transmitter, and another road is the pressure inverting current signal output that detects.
Embodiment two: basic structure is with embodiment one; Difference is as shown in Figure 3; Amplifying circuit 2 comprises a temperature transmitter, a pressure unit and a negative pressure generator, and wherein one the tunnel is that positive source is supplied with two transmitters simultaneously, adopts a negative pressure generator to drive two transmitters; Two-way is respectively that current signal output is sent in the temperature and pressure change that detects in addition, and promptly the transducer signal amplification treatment circuit adopts two autonomous channels.
Claims (2)
1. the integrated detection transmitter of temperature, pressure comprises electric apparatus chamber (1) and test chamber (8), and test chamber (8) lower end is provided with external thread (6), the middle part is provided with one section heat radiator (4), it is characterized in that:
Be provided with amplifying circuit (2) in the electric apparatus chamber (1), wherein contain a pressure unit and the negative pressure generator that links to each other;
Test chamber (8) is provided with a pressure detection hole (5) and a temperature detection hole (9); Pressure detection hole (5) is a through hole; The nose end that communicates with electric apparatus chamber (1) one end is provided with a pressure-strain sheet (3) and should holds sealing, and pressure-strain sheet (3) is connected also output current signal through lead with pressure unit in the amplifying circuit (2);
Lower end, temperature detection hole (9) is blind hole, upper end and electric apparatus chamber (a 1) UNICOM, and blind hole place, lower end, temperature detection hole (9) is provided with a temperature sensor (7) and direct output current signal.
2. the integrated detection transmitter of temperature, pressure according to claim 1; It is characterized in that: be provided with a temperature transmitter in the amplifying circuit (2) in addition and link to each other with negative pressure generator, temperature sensor (7) is connected with temperature transmitter and output current signal through lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201142097U CN202501941U (en) | 2012-03-25 | 2012-03-25 | Temperature and pressure integrated detection transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201142097U CN202501941U (en) | 2012-03-25 | 2012-03-25 | Temperature and pressure integrated detection transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202501941U true CN202501941U (en) | 2012-10-24 |
Family
ID=47038552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201142097U Expired - Fee Related CN202501941U (en) | 2012-03-25 | 2012-03-25 | Temperature and pressure integrated detection transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202501941U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241513A (en) * | 2015-11-23 | 2016-01-13 | 蚌埠日月仪器研究所有限公司 | Wireless integrated temperature and pressure transmitter |
| CN105318112A (en) * | 2014-06-13 | 2016-02-10 | 北京强度环境研究所 | Strain wire bin-penetrating lead pipe for low temperature tests of large storage tank |
| CN110174198A (en) * | 2018-02-19 | 2019-08-27 | 意法半导体股份有限公司 | Deformeter with mechanically decoupled temperature sensor |
-
2012
- 2012-03-25 CN CN2012201142097U patent/CN202501941U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105318112A (en) * | 2014-06-13 | 2016-02-10 | 北京强度环境研究所 | Strain wire bin-penetrating lead pipe for low temperature tests of large storage tank |
| CN105318112B (en) * | 2014-06-13 | 2017-07-18 | 北京强度环境研究所 | A kind of large-scale tank low-temperature test strain wire crossing cabin fairlead |
| CN105241513A (en) * | 2015-11-23 | 2016-01-13 | 蚌埠日月仪器研究所有限公司 | Wireless integrated temperature and pressure transmitter |
| CN110174198A (en) * | 2018-02-19 | 2019-08-27 | 意法半导体股份有限公司 | Deformeter with mechanically decoupled temperature sensor |
| CN110174198B (en) * | 2018-02-19 | 2022-04-01 | 意法半导体股份有限公司 | Strain gauge with mechanically decoupled temperature sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20150325 |
|
| EXPY | Termination of patent right or utility model |