CN108020259A - A kind of device of while measurement temperature and pressure - Google Patents
A kind of device of while measurement temperature and pressure Download PDFInfo
- Publication number
- CN108020259A CN108020259A CN201610952390.1A CN201610952390A CN108020259A CN 108020259 A CN108020259 A CN 108020259A CN 201610952390 A CN201610952390 A CN 201610952390A CN 108020259 A CN108020259 A CN 108020259A
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- China
- Prior art keywords
- pressure
- temperature
- sensor
- housing
- cavity volume
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The device of a kind of while measurement temperature and pressure, specifically includes：Including pressure sensor, temperature sensor, mounting seat, fastening pressure mother, damping jackscrew, temperature intubation, pcb board, housing and upper cover.Side is equipped with the cavity volume of pressure sensor installation in mounting seat, and bottom is equipped with the pressure conduction through hole connected with cavity volume, and after pressure sensor is pressed into cavity volume, with fastening, pressure mother prevents sensor to be ejected.Base opposite side equipped with temperature sensor signal line perforate, by temperature intubation with tube chamber welds with base it is firm after, by temperature sensor probe be positioned over intubation bottom, and use thermal conductive insulation glue embedding, guarantee temperature reliably conduct.Pressure signal line and temperature signal line are connected with the pcb board in housing respectively, and pcb board will upload again after the pressure signal received and processes temperature signal.
Description
Technical field
The invention belongs to sensor field, it is related to the device of a kind of while measurement temperature and pressure.
Background technology
In fields such as heat supply, air-conditionings, " pressure " and " temperature " of traditional water system, in the case of most, at the same time always
Need.By the way of existing system is substantially using different sensors and independently installs, to realize different parameters
Measurement.Thus, either product hardware cost itself or installation cost are all higher, less in required number of sensors
Situation is feasible, but as the raising of the level of IT application and the development of big data technology, temperature, pressure sensor use field
Scape is more and more, and usage quantity can also increase considerably, from the angle for reducing cost, reducing installation complexity, this hair
The bright device that a kind of integrated " temperature " and " pressure " while measurement are provided.
In existing technology, while the sensor for measuring pressure and temperature has two kinds：（1）Measurement result is not smart
Really.A variety of medium heat transfer-first conduct to metallic membrane need to be passed through from measured medium to temperature and pressure transmitter, make metal film
The temperature of piece produces change, then is conducted by metallic membrane to silicone oil, the temperature of silicone oil is changed, finally make silicone oil conduct to
Temperature sensor.Heat transfer process is grown, and medium is more, so thermal losses is big, the medium temperature finally measured will with actual temperature
There is relatively large deviation.（2）It is of high cost.Adjacent pressure sensor and temperature sensor are set at the same time in narrow space, added
Work difficulty is big, and craft precision requires height, so production efficiency is low, the cost of final products is higher.
The object of the present invention is to provide a kind of device that can measure pressure and temperature at the same time, the precision of measurement result depends on
The precision of used sensor, it is simple in structure, it is easily worked, cost is low, easy to construction and installation.
The content of the invention
The technical solution adopted by the present invention is as follows：
A kind of device of while measurement temperature and pressure, it is characterised in that：Including pressure sensor, temperature sensor, peace
Fill base, temperature intubation；The mounting seat side is equipped with the cavity volume of installation pressure sensor, and bottom is equipped with what is connected with cavity volume
Pressure conduction through hole；The mounting seat opposite side sets threading hole, and the wall thickness between the threading hole and the cavity volume meets pressure
Force snesor fixes required intensity requirement；The temperature intubation is hollow, is connected positioned at base lower part, and with base；The pressure
Force snesor is placed in inside cavity volume.The temperature sensor is placed in cannula interior.
It is further characterized in that：Female including fastening pressure, the fastening pressure mother is connected with pressure chamber, is placed on pressure sensor
Portion, for fixation pressure sensor, prevents pressure sensor to be ejected cavity volume because of high pressure.
It is further characterized in that：Described fasten presses female used with bed pressure cavity volume to be threadedly coupled or directly weld.
It is further characterized in that：When the fastening presses mother with bed pressure cavity volume using being threadedly coupled, it is equipped with and seals in screw thread
Glue.
It is further characterized in that：The female middle part of fastening pressure is equipped with threading via hole, for connect the conducting wire of pressure sensor from
It is pierced by hole.
It is further characterized in that：After being pierced by the urgent solid pressure mother mider hole of conducting wire of pressure sensor, filling is solid in through-holes
Change fluid sealant with anti-leak.
It is further characterized in that：The pressure sensor carries the rubber seal for meeting surveyed ambient condition, passes through frock
Mounting seat cavity is pressed into, the lubricating oil that can be required before press-in in seal ring with outer or cavity inner wall coating.
It is further characterized in that：Thermal conductive insulation glue embedding or conduction oil embedding are used in the temperature intubation, ensures that temperature can
By conduction.
It is further characterized in that：It is equipped between the mounting seat pressure sensor installation cavity volume bottom and pressure conduction through hole
Changeover portion, measured medium can be all touched easy to pressure sensor bottom.
It is further characterized in that：The pressure conduction through hole that the mounting seat is connected with cavity volume is equipped with shock resistance damping jackscrew,
Improve pressure sensor job stability.
It is further characterized in that：The temperature intubation is directly integrally machined with mounting seat or is threaded in the mounting seat
Bottom hole portion sets counterbore, after temperature intubation is inserted into the counterbore, is threaded with tube chamber welds with base or in the mounting seat
Bottom hole portion sets counterbore, and internal thread is set in counterbore, and temperature is intubated one end and sets external screw thread, the two is using threaded connection.
It is further characterized in that：Including pcb board, pressure signal line, temperature signal line, housing and upper cover.Pressure signal line connects
Meet pressure sensor and the pcb board in housing, temperature signal line connection temperature sensor and the PCB in housing
Plate, pcb board will upload again after the pressure signal received and processes temperature signal, upper cover is covered realize PCB on housing where
Housing chamber seals.
It is further characterized in that：The pressure signal line and temperature signal line can use flexible circuit conductor, directly with pcb board welding or
Person connects plate end plugging mode using line end.
It is further characterized in that：The housing is designed with upper cover using hinge type folding.
It is further characterized in that：The housing is equipped with sealed groove, and upper cover is equipped with boss.O-shaped or types sealing ring is loaded
In seal groove, after upper cover compresses sealing ring, fastened by screw and housing.
It is further characterized in that：The housing both ends be equipped with it is impermeable can knock-off hole, it is wired with outside for enclosure interior
Cable is connected by the way that knock-off hole is drilled through installation cable.
It is further characterized in that：The housing uses high-low temperature resistant flame retardant plastics, is connected through a screw thread with mounting seat, screw thread
It is interior to be equipped with fluid sealant.
It is further characterized in that：The measuring device can use two kinds of power supply sides of internal installation battery or exterior access power supply
Formula, external power leads introduce enclosure interior by cable waterproof connector.
It is further characterized in that：The temperature sensor can use DS18B20, SI705x family chip thermometric or PT100,
PT1000 thermocouple temperature measurements or NTC, PTC thermistor thermometric mode.
It is further characterized in that：Installed on the pcb board bluetooth and/or Wi-Fi and/or Thread and/or RS232 and/or
Temperature and pressure data are used bluetooth and/or Wi-Fi and/or Thread side wireless communications by RS485 and/or CAN communication chip
Formula and/or RS232 and/or RS485 and/or CAN wired communication modes upload data.
Brief description of the drawings
Fig. 1 is the front view of the embodiment of the present invention
Fig. 2 is the sectional view of the embodiment of the present invention
Fig. 3 is the explosive view of the embodiment of the present invention
Fig. 4 is the shaft side figure of mounting seat and sensor component in the embodiment of the present invention
Fig. 5 is the sectional view of mounting seat and sensor component in the embodiment of the present invention
In figure：1 --- upper cover；2 --- pcb board；3 --- sealing ring；4 --- housing；5 --- battery；6 --- fastening pressure
It is female；7 --- pressure sensor；8 --- mounting seat；9 --- damping jackscrew；10 --- temperature is intubated；11 --- temperature sensing
Device.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in Figure 1 to Figure 3, the device of a kind of while measurement temperature and pressure, including stainless steel mounting seat 8, plastics
Housing 4 and upper cover 1.The side of mounting seat 8 is equipped with the cavity volume that pressure sensor 7 is installed, and cavity volume bottom is equipped with and measured medium
The through hole of connection.After pressure sensor 7 with sealing ring is pressed into cavity volume, what top fastening pressure mother 6 was connected through a screw thread
Mode compresses.To ensure that pressure will not be revealed, in fastening pressure box thread coating fluid sealant, inside perfusion curable sealant.For
Prevent compression shock, measured medium enters the cavity volume of pressure sensor 7 by damping jackscrew 9, it is ensured that the stabilization of pressure detecting
Property.The signal wire that 8 opposite side of mounting seat is equipped with temperature sensor 11 is perforated, and temperature intubation 10 is welded jail with mounting seat 8
Gu or using being threadedly coupled after, temperature sensor probe 11 is positioned over temperature and is intubated 10 bottoms, and with thermal conductive insulation glue embedding,
Ensure that temperature is reliably conducted.The signal that pressure sensor 7 and temperature sensor 11 measure uploads by way of flexible circuit conductor patches
To pcb board 2.Pcb board 2 is fixed in housing 4, is worked by the way of the power supply of internal cell 5, the temperature that pcb board 2 will collect
With the end that uploaded onto the server after pressure data processing by way of wireless communication.For dustproof and waterproof, pcb board 2 is protected, in housing
Sealed groove is provided with 4, sealing ring 3 is put to groove, and upper cover 1 and housing 4 are compressed fastening.
As shown in Figure 4 and Figure 5, measured medium is directly entered the cavity volume of pressure sensor 7 by damping jackscrew 9, without through
Other medium conducting pressures are crossed, the pressure loss is small, and measurement result is accurate；Temperature sensor 11 is positioned over temperature and is intubated 10 bottoms,
By thermal conductive insulation glue embedding.In temperature intubation insertion measured medium, temperature is passed by metal cannula tube wall and thermal conductive insulation glue heat
Temperature sensor is directed at, heat loss is few, and measurement result is accurate.
Stainless steel mounting seat 8 is simple in structure, and without very high-precision, machine tool processing can be completed for processing.Plastic housing
Body 4 and upper cover 1 are of low cost by injection molding, batch production.Overall assembly technology is simple, convenient for disassembly and assembly, final products into
This is relatively low.
Thread communication chips are installed on pcb board, temperature and pressure data are uploaded by Thread communications
Data.
It should be appreciated that the above embodiment is only presently preferred embodiments of the present invention, for describing the principle of the invention
Using in the case of without departing substantially from the spirit or essential characteristics of the present invention, the present invention may be embodied as other concrete forms.Institute
Embodiment is stated in terms of which all it will be understood that only as illustrative, and is not considered as restricted.
Therefore, the scope of the present invention should be determined by the appended claims, rather than be subject to aforementioned invention, according to the reality of claim
The modification that matter spirit and equivalent manners are done is both fallen within the scope of it.
Although utilized be presently considered to be the present invention the relevant characteristic of most practical and preferred embodiment and
Comprehensively the invention has been described for details, but it will be apparent to those skilled in the art that various change and/or improvement, bag
Include but be not restricted to size, material, shape, interface form, interface position, function and mode of operation, the use for assembling and making
On change, these are all without departing from the principle of the present invention and concept illustrated in the claims.
Claims (10)
- A kind of 1. device of while measurement temperature and pressure, it is characterised in that：Including pressure sensor, temperature sensor, installation Base, temperature intubation；The mounting seat side is equipped with the cavity volume of installation pressure sensor, and bottom is equipped with the pressure connected with cavity volume Power conducts through hole；The mounting seat opposite side sets threading hole, and the wall thickness between the threading hole and the cavity volume meets pressure Sensor fixes required intensity requirement；The temperature intubation is hollow, is connected positioned at base lower part, and with base；The pressure Sensor is placed in inside cavity volume.The temperature sensor is placed in cannula interior.
- 2. the device of according to claim 1 a kind of while measurement temperature and pressure, is further characterized in that：Pressed including fastening Mother, the fastening pressure mother are connected with pressure chamber, are placed in pressure sensor top, for fixation pressure sensor, prevent pressure Sensor is ejected cavity volume because of high pressure.Described fasten presses female can be used with bed pressure cavity volume to be threadedly coupled or directly weld Connect.The female middle part of fastening pressure is also provided with threading via hole, and the conducting wire for connecting pressure sensor is pierced by from hole.
- 3. the device of a kind of while measurement temperature and pressure according to claim 1-2, is further characterized in that：The temperature Thermal conductive insulation glue embedding or conduction oil embedding are used in intubation, ensures that temperature is reliably conducted.
- 4. the device of a kind of while measurement temperature and pressure according to claim 1-3, is further characterized in that：The installation Bed pressure sensor is installed and is equipped with changeover portion between cavity volume bottom and pressure conduction through hole, can easy to pressure sensor bottom All touch measured medium.
- 5. the device of a kind of while measurement temperature and pressure according to claim 1-4, is further characterized in that：The installation The pressure conduction through hole that base is connected with cavity volume is equipped with shock resistance damping jackscrew, improves pressure sensor job stability.
- 6. the device of a kind of while measurement temperature and pressure according to claim 1-5, is further characterized in that：The temperature Intubation is directly integrally machined with mounting seat or sets counterbore in the mounting seat threading hole bottom, and the temperature is intubated After being inserted into the counterbore, counterbore is set with tube chamber welds with base or in the mounting seat threading hole bottom, and set in counterbore Internal thread, temperature are intubated one end and set external screw thread, the two is using threaded connection.
- 7. the device of a kind of while measurement temperature and pressure according to claim 1-6, is further characterized in that：Including PCB Plate, pressure signal line, temperature signal line, housing and upper cover.Pressure signal line connects pressure sensor and in housing Pcb board, the temperature signal line connection temperature sensor and pcb board in housing, pcb board by the pressure signal received and Uploaded again after processes temperature signal, upper cover covers the housing chamber sealing realized on housing where PCB.The housing and upper cover can be with Designed using hinge type folding.
- 8. the device of a kind of while measurement temperature and pressure according to claim 1-7, is further characterized in that：The housing Equipped with sealed groove, upper cover is equipped with boss.O-shaped or types sealing ring is loaded in seal groove, after upper cover compresses sealing ring, is led to Screw is crossed to fasten with housing.
- 9. the device of a kind of while measurement temperature and pressure according to claim 1-8, is further characterized in that：The housing Both ends be equipped with it is impermeable can knock-off hole, there is cable to be connected by the way that knock-off hole is drilled through hookup wire with outside for enclosure interior Cable.
- 10. the device of a kind of while measurement temperature and pressure according to claim 1-9, is further characterized in that：The PCB Bluetooth and/or Wi-Fi and/or Thread and/or RS232 and/or RS485 and/or CAN communication chip are installed, by temperature on plate With pressure data using bluetooth and/or Wi-Fi and/or Thread communications and/or RS232 and/or RS485 and/or CAN wired communication modes upload data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610952390.1A CN108020259A (en) | 2016-11-02 | 2016-11-02 | A kind of device of while measurement temperature and pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610952390.1A CN108020259A (en) | 2016-11-02 | 2016-11-02 | A kind of device of while measurement temperature and pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108020259A true CN108020259A (en) | 2018-05-11 |
Family
ID=62070847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610952390.1A Pending CN108020259A (en) | 2016-11-02 | 2016-11-02 | A kind of device of while measurement temperature and pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108020259A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759934A (en) * | 2018-08-13 | 2018-11-06 | 合肥皖科智能技术有限公司 | A kind of encapsulating structure of temperature and pressure integrative sensor |
| CN109900325A (en) * | 2019-03-26 | 2019-06-18 | 北京暖云科技有限公司 | Replaceable battery formula temperature/pressure sensor |
| WO2019232930A1 (en) * | 2018-06-06 | 2019-12-12 | 深圳安培龙科技股份有限公司 | Combined temperature and pressure sensor |
| CN111947044A (en) * | 2020-07-29 | 2020-11-17 | 万江新能源集团有限公司 | Water leakage detection device for directly buried pipeline |
| TWI737090B (en) * | 2019-12-20 | 2021-08-21 | 黃羽嬋 | Pressure sensing device of gas appliance |
| CN115824303A (en) * | 2022-12-02 | 2023-03-21 | 苏州搏技光电技术有限公司 | High-precision temperature and pressure cavity structure |
| CN116224095A (en) * | 2023-05-05 | 2023-06-06 | 深圳市迈姆斯科技有限公司 | Sensor for detecting internal pressure and temperature of battery, lithium battery and method |
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| CN206919920U (en) * | 2016-11-02 | 2018-01-23 | 北京暖流科技有限公司 | A kind of device of while measurement temperature and pressure |
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2016
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| US20070068264A1 (en) * | 2003-04-29 | 2007-03-29 | Endress + Hauser Gmbh + Co. Kg | Pressure pickup with temperature compensation |
| CN201138215Y (en) * | 2008-01-07 | 2008-10-22 | 南京高华科技有限公司 | Pressure and temperature synthesized sensing construction |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019232930A1 (en) * | 2018-06-06 | 2019-12-12 | 深圳安培龙科技股份有限公司 | Combined temperature and pressure sensor |
| CN108759934A (en) * | 2018-08-13 | 2018-11-06 | 合肥皖科智能技术有限公司 | A kind of encapsulating structure of temperature and pressure integrative sensor |
| CN108759934B (en) * | 2018-08-13 | 2024-05-17 | 合肥皖科智能技术有限公司 | Packaging structure of temperature and pressure integrated sensor |
| CN109900325A (en) * | 2019-03-26 | 2019-06-18 | 北京暖云科技有限公司 | Replaceable battery formula temperature/pressure sensor |
| TWI737090B (en) * | 2019-12-20 | 2021-08-21 | 黃羽嬋 | Pressure sensing device of gas appliance |
| CN111947044A (en) * | 2020-07-29 | 2020-11-17 | 万江新能源集团有限公司 | Water leakage detection device for directly buried pipeline |
| CN115824303A (en) * | 2022-12-02 | 2023-03-21 | 苏州搏技光电技术有限公司 | High-precision temperature and pressure cavity structure |
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| CN116224095A (en) * | 2023-05-05 | 2023-06-06 | 深圳市迈姆斯科技有限公司 | Sensor for detecting internal pressure and temperature of battery, lithium battery and method |
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