CN110068416A - A kind of pressure and temp combination sensor - Google Patents
A kind of pressure and temp combination sensor Download PDFInfo
- Publication number
- CN110068416A CN110068416A CN201910448788.5A CN201910448788A CN110068416A CN 110068416 A CN110068416 A CN 110068416A CN 201910448788 A CN201910448788 A CN 201910448788A CN 110068416 A CN110068416 A CN 110068416A
- Authority
- CN
- China
- Prior art keywords
- metal shell
- ceramic module
- pressure
- plastic part
- sealing gasket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000919 ceramic Substances 0.000 claims abstract description 36
- 239000004033 plastic Substances 0.000 claims abstract description 28
- 229920003023 plastic Polymers 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/16—Special arrangements for conducting heat from the object to the sensitive element
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0092—Pressure sensor associated with other sensors, e.g. for measuring acceleration or temperature
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Nonlinear Science (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The present invention relates to a kind of pressure and temp combination sensors, including metal shell and plastic part, the plastic part lower end is mounted on metal shell upper end, and installation cavity is arranged in plastic part lower end, package installation ceramic module in installation cavity, the position that metal shell is located at ceramic module lower end opens up the through-hole for being connected to outside, pressure detection circuit and temperature sensing circuit are set on the ceramic module, the temperature sensing circuit includes the thermistor being directly welded on ceramic module, heat insulation sealing gasket is set between metal shell on the downside of the plastic part and ceramic module, the pressure and temp combination sensor, temperature is directly detected using the good heating conduction of ceramics, detection device does not have in merging medium, structure is simpler compact, and ceramic module is wrapped up by plastic part, and separated by heat insulation sealing gasket and metal shell, play heat preservation Effect reduces ceramic heat-dissipating, improves the precision of detection temperature.
Description
Technical field
The present invention relates to sensor more particularly to a kind of pressure and temp combination sensors.
Background technique
Temperature and pressure transmitter is the pressure and temp device for detecting pipeline internal medium, traditional temperature pressure sensing
Device, temperature-detecting device or thermally conductive sheet will pass through shell and extend in the medium in pipeline, and structure is complicated, production trouble.
Summary of the invention
The applicant is directed to disadvantage mentioned above, has carried out Improvement, provides a kind of pressure and temp combination sensor.
The technical solution adopted in the present invention is as follows:
A kind of pressure and temp combination sensor, including metal shell and plastic part, the plastic part lower end are mounted on metal
Upper shell, and installation cavity is arranged in plastic part lower end, package installation ceramic module, metal shell are located at ceramic module in installation cavity
The position of lower end opens up the through-hole for being connected to outside, and pressure detection circuit and temperature sensing circuit is arranged on the ceramic module,
The temperature sensing circuit includes the thermistor being directly welded on ceramic module, on the downside of the plastic part and ceramic module with
Heat insulation sealing gasket is set between metal shell.
As a further improvement of the above technical scheme:
The heat insulation sealing gasket includes plastic flat pad and seal O-ring.
The heat insulation sealing gasket includes internal support frame and outer rubber layer.
The rubber layer includes the lug boss of cushion layer and upper and lower two sides.
Beneficial effects of the present invention are as follows: the pressure and temp combination sensor, thermistor are directly welded at ceramic die
On block, temperature is directly detected using the good heating conduction of ceramics, it is simple and compact for structure, and ceramic module passes through plastic part packet
It wraps up in, and is separated by heat insulation sealing gasket and metal shell, play insulation effect, reduce ceramic heat-dissipating, improve the essence of detection temperature
Degree.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the pressure and temp combination sensor that embodiment one provides.
Fig. 2 is the structural schematic diagram for the pressure and temp combination sensor that embodiment two provides.
Fig. 3 is the cross-sectional view for the pressure and temp combination sensor heat insulation sealing gasket that embodiment two provides.
In figure: 1, metal shell；11, through-hole；2, plastic part；21, installation cavity；3, ceramic module；4, thermistor；5, every
Heat seal pad；51, plastic flat pad；52, seal O-ring；53, support frame；54, rubber layer；541, cushion layer；542, raised
Portion.
Specific embodiment
Embodiment one
With reference to the accompanying drawing, illustrate the specific embodiment of the present embodiment.
As shown in Figure 1, the pressure and temp combination sensor of the present embodiment, including metal shell 1 and plastic part 2, plastic part 2
Lower end is mounted on 1 upper end of metal shell, and installation cavity 21 is arranged in 2 lower end of plastic part, package installation ceramic module in installation cavity 21
3, the position that metal shell 1 is located at 3 lower end of ceramic module opens up the through-hole 11 for being connected to outside, and pressure is arranged on ceramic module 3
Detection circuit and temperature sensing circuit, temperature sensing circuit include the thermistor 4 being directly welded on ceramic module 3, plastics
Heat insulation sealing gasket 5 is set between part 2 and 3 downside of ceramic module and metal shell 1, and heat insulation sealing gasket 5 includes 51 He of plastic flat pad
Seal O-ring 52.
Embodiment two.
With reference to the accompanying drawing, illustrate the specific embodiment of the present embodiment.
As shown in Figure 2 and Figure 3, the pressure and temp combination sensor of the present embodiment, including metal shell 1 and plastic part 2, modeling
2 lower end of materials and parts is mounted on 1 upper end of metal shell, and installation cavity 21 is arranged in 2 lower end of plastic part, package installation ceramics in installation cavity 21
Module 3, the position that metal shell 1 is located at 3 lower end of ceramic module open up the through-hole 11 for being connected to outside, are arranged on ceramic module 3
Pressure detection circuit and temperature sensing circuit, temperature sensing circuit include the thermistor 4 being directly welded on ceramic module 3,
Heat insulation sealing gasket 5 is set between plastic part 2 and 3 downside of ceramic module and metal shell 1, and heat insulation sealing gasket 5 includes internal support
Skeleton 53 and outer rubber layer 54, rubber layer 54 include the lug boss 542 of cushion layer 541 and upper and lower two sides.
When the pressure and temp combination sensor of embodiment one and embodiment two is installed, pressure detection circuit and temperature detection electricity
Road is welded to ceramic module 3, and then ceramic module 3 is installed in the installation cavity 21 of plastic part 2, then heat insulation sealing gasket 5 is set
Inside 1 upper end of metal shell, and plastic part 2 is connected to 1 upper end of metal shell, after being installed, passes through metal shell 1
It connects the sensor on pipeline, can be detected by pressure detection circuit on ceramic module 3 and temperature sensing circuit
Pressure and temperature in pipeline.
Above description is explanation of the invention, is not intended to limit the invention, and limited range of the present invention is referring to right
It is required that the present invention can make any type of modification without prejudice to basic structure of the invention.
Claims (4)
1. a kind of pressure and temp combination sensor, it is characterised in that: including metal shell (1) and plastic part (2), the plastic part
(2) lower end is mounted on metal shell (1) upper end, and plastic part (2) lower end setting installation cavity (21), package peace in installation cavity (21)
It fills ceramic module (3), the position that metal shell (1) is located at ceramic module (3) lower end opens up the through-hole (11) for being connected to outside, institute
It states and pressure detection circuit and temperature sensing circuit is set on ceramic module (3), the temperature sensing circuit includes being directly welded at
It is set between metal shell (1) on the downside of thermistor (4) on ceramic module (3), the plastic part (2) and ceramic module (3)
Set heat insulation sealing gasket (5).
2. pressure and temp combination sensor according to claim 1, it is characterised in that: the heat insulation sealing gasket (5) includes
Plastic flat pad (51) and seal O-ring (52).
3. pressure and temp combination sensor according to claim 1, it is characterised in that: the heat insulation sealing gasket (5) includes
Internal support frame (53) and outer rubber layer (54).
4. pressure and temp combination sensor according to claim 3, it is characterised in that: the rubber layer (54) includes plain cushion
The lug boss (542) of layer (541) and upper and lower two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448788.5A CN110068416A (en) | 2019-05-28 | 2019-05-28 | A kind of pressure and temp combination sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448788.5A CN110068416A (en) | 2019-05-28 | 2019-05-28 | A kind of pressure and temp combination sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110068416A true CN110068416A (en) | 2019-07-30 |
Family
ID=67371618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910448788.5A Pending CN110068416A (en) | 2019-05-28 | 2019-05-28 | A kind of pressure and temp combination sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110068416A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982332A (en) * | 2020-07-15 | 2020-11-24 | 东风电驱动系统有限公司 | Common rail pressure and temperature sensor of diesel engine |
| WO2024077820A1 (en) * | 2022-10-09 | 2024-04-18 | 无锡莱顿电子有限公司 | Temperature and pressure sensor |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1203937A1 (en) * | 2000-11-06 | 2002-05-08 | Skg Italiana Spa | Sensor unit |
| US20050199067A1 (en) * | 2002-04-06 | 2005-09-15 | Va-Q-Tec Ag | Determination of the gas pressure in an evacuated thermal insulating board (vacuum panel) by using a heat sink and test layer that are intergrated therein |
| CN2777327Y (en) * | 2005-03-16 | 2006-05-03 | 吕瀛 | Sealing washer used for flange plate |
| CN202274088U (en) * | 2011-09-08 | 2012-06-13 | 安徽中鼎金亚汽车管件制造有限公司 | Sealing gasket |
| CN203616048U (en) * | 2013-11-26 | 2014-05-28 | 武汉飞恩微电子有限公司 | Temperature measuring device of pressure sensor |
| CN104748905A (en) * | 2015-03-27 | 2015-07-01 | 武汉飞恩微电子有限公司 | Sensor device for synchronously detecting temperature and pressure of refrigerant of air conditioner |
| CN205748771U (en) * | 2016-06-28 | 2016-11-30 | 无锡永阳电子科技有限公司 | A kind of mesohigh sensor based on pottery pressure resistance type |
| JP2016223953A (en) * | 2015-06-01 | 2016-12-28 | 株式会社デンソー | Temperature sensor device |
| CN108105389A (en) * | 2017-12-21 | 2018-06-01 | 合肥仨力机械制造有限公司 | A kind of high sealing fluid proof seal washer |
| CN108692769A (en) * | 2018-06-01 | 2018-10-23 | 无锡莱顿电子有限公司 | A kind of temperature pressure combinations sensor |
| CN208432282U (en) * | 2018-06-01 | 2019-01-25 | 无锡莱顿电子有限公司 | A kind of sensor with rotation-preventing mechanism |
| CN209639887U (en) * | 2019-05-28 | 2019-11-15 | 无锡莱顿电子有限公司 | A kind of pressure and temp combination sensor |
-
2019
- 2019-05-28 CN CN201910448788.5A patent/CN110068416A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1203937A1 (en) * | 2000-11-06 | 2002-05-08 | Skg Italiana Spa | Sensor unit |
| US20050199067A1 (en) * | 2002-04-06 | 2005-09-15 | Va-Q-Tec Ag | Determination of the gas pressure in an evacuated thermal insulating board (vacuum panel) by using a heat sink and test layer that are intergrated therein |
| CN2777327Y (en) * | 2005-03-16 | 2006-05-03 | 吕瀛 | Sealing washer used for flange plate |
| CN202274088U (en) * | 2011-09-08 | 2012-06-13 | 安徽中鼎金亚汽车管件制造有限公司 | Sealing gasket |
| CN203616048U (en) * | 2013-11-26 | 2014-05-28 | 武汉飞恩微电子有限公司 | Temperature measuring device of pressure sensor |
| CN104748905A (en) * | 2015-03-27 | 2015-07-01 | 武汉飞恩微电子有限公司 | Sensor device for synchronously detecting temperature and pressure of refrigerant of air conditioner |
| JP2016223953A (en) * | 2015-06-01 | 2016-12-28 | 株式会社デンソー | Temperature sensor device |
| CN205748771U (en) * | 2016-06-28 | 2016-11-30 | 无锡永阳电子科技有限公司 | A kind of mesohigh sensor based on pottery pressure resistance type |
| CN108105389A (en) * | 2017-12-21 | 2018-06-01 | 合肥仨力机械制造有限公司 | A kind of high sealing fluid proof seal washer |
| CN108692769A (en) * | 2018-06-01 | 2018-10-23 | 无锡莱顿电子有限公司 | A kind of temperature pressure combinations sensor |
| CN208432282U (en) * | 2018-06-01 | 2019-01-25 | 无锡莱顿电子有限公司 | A kind of sensor with rotation-preventing mechanism |
| CN209639887U (en) * | 2019-05-28 | 2019-11-15 | 无锡莱顿电子有限公司 | A kind of pressure and temp combination sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982332A (en) * | 2020-07-15 | 2020-11-24 | 东风电驱动系统有限公司 | Common rail pressure and temperature sensor of diesel engine |
| WO2024077820A1 (en) * | 2022-10-09 | 2024-04-18 | 无锡莱顿电子有限公司 | Temperature and pressure sensor |
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