CN109141664A - High-pressure fluid temperature measuring equipment in managing - Google Patents
High-pressure fluid temperature measuring equipment in managing Download PDFInfo
- Publication number
- CN109141664A CN109141664A CN201811167196.8A CN201811167196A CN109141664A CN 109141664 A CN109141664 A CN 109141664A CN 201811167196 A CN201811167196 A CN 201811167196A CN 109141664 A CN109141664 A CN 109141664A
- Authority
- CN
- China
- Prior art keywords
- armoured thermocouple
- pressure fluid
- screw
- pore
- thermocouple
- 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.)
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Classifications
-
- 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
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The present invention relates to high-pressure fluid temperature measuring equipments in a kind of pipe, the through-hole that can be used for across armoured thermocouple is drilled on internal screw thread support, armoured thermocouple screw center is drilled with pore, the fixed seal connection of armoured thermocouple screw is in inner nut support, through-hole of the armoured thermocouple through internal screw thread support is deep from the lower part of armoured thermocouple screw insertion pore 1.5-2.5mm, its conducting wire fills high pressure resistant insulation glue out of gap between pore Base top contact, armoured thermocouple, conducting wire and the pore of armoured thermocouple screw and armoured thermocouple, conducting wire and pore is bonded as an entirety；Inner nut support loading test is tested in the hole on pipeline section, and is fixedly connected by welding manner with experiment test pipeline section, and contact armoured thermocouple temperature-sensitive end directly with highly pressurised liquid.The present invention can be used for the thermometric of high-pressure fluid in pipe, the thermometric especially suitable for the high-pressure fluid in small diameter tube, thin-wall tube.By experimental test verification, high-pressure fluid is not leaked, and thermometric is accurate.
Description
Technical field
It is especially a kind of for managing the temperature measuring equipment of interior high-pressure fluid the present invention relates to a kind of fluid temperature measuring equipment.
Background technique
CO2 is in a supercritical state in the gas cooler of heat pump cycle, and pressure is high, physical property changes greatly, heat transfer mechanism
Complexity studies supercritical CO 2 flow behavior and heat transfer characteristic, can provide fundamental basis for the design of supercritical CO 2 heat exchanger, right
The performance for improving CO2 heat pump water heater system has important academic significance and practical value.Since CO2 is in supercritical state
State, the pressure in pipe is higher, and the measurement of tube fluid temperature is extremely difficult.When tube fluid pressure is higher, direct aperture is inserted
Enter temp measuring method in the pipe of formula, the leakage of high-pressure fluid can be caused, can not accurately measure the temperature of fluid.Especially to tubule
When the measurement of the high-pressure fluid temperature in diameter, thin-wall tube, straight-through support is welded on it or opens the internal screw thread insertion of minor diameter
Temperature probe progress temperature measurement is extremely difficult, and the temperature measurement for managing interior high-pressure fluid is difficult point, it is therefore desirable to a kind of new survey
High-pressure fluid temperature device in buret.
Summary of the invention
The present invention is to solve the problems, such as to manage interior high-pressure fluid thermometric, and provide high-pressure fluid temperature dress in the new measurement pipe of one kind
It sets.
To achieve the goals above, the specific technical solution that the present invention takes is as follows:
High-pressure fluid temperature measuring equipment in a kind of pipe, including armoured thermocouple, armoured thermocouple screw, inner nut support, reality
Test section is tested, the through-hole that can be used for across armoured thermocouple, armoured thermocouple screw centre drill are drilled on the internal screw thread support
There is pore, the armoured thermocouple screw fixed seal connection is in inner nut support, and the armoured thermocouple is through internal screw thread branch
The through-hole of seat 2 is deep from the lower part of armoured thermocouple screw insertion pore 1.5-2.5mm, and the conducting wire of armoured thermocouple is from pore top
Portion is drawn, and high pressure resistant insulation glue is filled in the gap between the armoured thermocouple, conducting wire and the pore of armoured thermocouple screw
The pore of armoured thermocouple, conducting wire and armoured thermocouple screw is bonded as an entirety；The inner nut support loading test
It tests in the hole on pipeline section, and is fixedly connected by welding manner with experiment test pipeline section, and make armoured thermocouple temperature-sensitive end
Directly contacted with highly pressurised liquid.
Further, the gap between the armoured thermocouple screw and inner nut support passes through intefused tetratiuorine gasket and tetrafluoro
Raw material band, it is thermally conductive between armoured thermocouple screw screw and inner nut support to reduce, play sealing and function of heat insulation.
Further, the through-hole on the internal screw thread support, the aperture at the 2mm of through-hole upper end are Φ 1.2mm, lower section
Aperture is Φ 1.5mm, armoured thermocouple can be made to be suspended on internal screw thread support, thermocouple temperature sensitive end directly connects with highly pressurised liquid
Touching, can accurately measure the temperature of highly pressurised liquid.
Further, the outside of the armoured thermocouple screw and internal screw thread support is enclosed with insulating layer, can reduce in senior executive
The rib effect of high-pressure fluid temperature measuring equipment reduces heat loss, guarantees that thermometric is accurate.
Beneficial effects of the present invention:
The present invention can be used for the thermometric of high-pressure fluid in pipe, especially suitable for the high-pressure fluid in small diameter tube, thin-wall tube
Thermometric.By experimental test verification, high-pressure fluid is not leaked, and thermometric is accurate, is high-pressure spray body temperature in the new measurement pipe of one kind
Spend device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of temperature measuring device in high-pressure fluid line of the invention.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
As shown in Figure 1, high-pressure fluid temperature measuring equipment in a kind of pipe, comprising: armoured thermocouple screw 1, inner nut support 2,
Tetrafluoro spacer 3, tetrafluoro raw material band 4, experiment test pipeline section 5, protection wire spring 6, conducting wire 7, armoured thermocouple 8, insulating layer 9.
The through-hole that can be used for across armoured thermocouple is drilled on internal screw thread support 2,1 center of armoured thermocouple screw is drilled with carefully
Hole, through-hole of the armoured thermocouple 8 through internal screw thread support 2 is deep from the lower part of armoured thermocouple screw 1 insertion pore 1.5-2.5mm,
Optimal deep for 2mm, the conducting wire 7 of armoured thermocouple is from 1 Base top contact of armoured thermocouple screw, armoured thermocouple 8, conducting wire 7 and armour
The gap filling high pressure resistant insulation glue filled between the pore of thermocouple screw 1 is bonded as an entirety, is placed in inner nut
In support 2, the gap between armoured thermocouple screw 1 and inner nut support 2 passes through intefused tetratiuorine gasket 3 and tetrafluoro raw material band 4,
It is thermally conductive between armoured thermocouple screw screw 1 and inner nut support 2 to reduce, play sealing and function of heat insulation.Interior spiral shell
In hole on female 2 loading test of support test pipeline section 5, it is connected and fixed by welding manner.It is worn from 1 top of armoured thermocouple screw
Protection wire spring is cased on conducting wire out
The through-hole that can be used for across armoured thermocouple is drilled on internal screw thread support 2, the aperture at the about 2mm of through-hole upper end
Aperture for Φ 1.2mm, lower section is Φ 1.5mm, is suspended in armoured thermocouple on internal screw thread support 2,8 temperature-sensitive of armoured thermocouple
End is directly contacted with highly pressurised liquid, can accurately measure the temperature of highly pressurised liquid.
It is enclosed with insulating layer 9 in the outside of armoured thermocouple screw 1 and internal screw thread support 2, high-pressure fluid temperature can be reduced
The rib effect of measuring device, reduces heat loss, and thermometric is accurate.The material of insulating layer 9 is tetrafluoro raw material band 4.
The present invention makes armoured thermocouple 8 and armoured thermocouple screw 1 integrally, by by internal screw thread support 2 and armour
Dress thermocouple screw 1 is threadedly coupled and is sealed, and this method good airproof performance, thermometric are accurate.
Claims (4)
1. high-pressure fluid temperature measuring equipment in a kind of pipe, including armoured thermocouple, armoured thermocouple screw, inner nut support, experiment
Test section, it is characterised in that: the through-hole that can be used for across armoured thermocouple, armoured thermocouple spiral shell are drilled on the internal screw thread support
Nail center is drilled with pore, and the armoured thermocouple screw fixed seal connection is in inner nut support, the armoured thermocouple warp
The through-hole of internal screw thread support 2 is deep from the lower part of armoured thermocouple screw insertion pore 1.5-2.5mm, the conducting wire of armoured thermocouple
From pore Base top contact, resistance to height is filled in the gap between the armoured thermocouple, conducting wire and the pore of armoured thermocouple screw
Press insulating cement that the pore of armoured thermocouple, conducting wire and armoured thermocouple screw is bonded as an entirety；The inner nut support
Loading test is tested in the hole on pipeline section, and is fixedly connected by welding manner with experiment test pipeline section, and make armoured thermocouple
Temperature-sensitive end is directly contacted with highly pressurised liquid.
2. high-pressure fluid temperature measuring equipment in pipe according to claim 1, it is characterised in that: the armoured thermocouple screw with
Gap between inner nut support by intefused tetratiuorine gasket and tetrafluoro raw material band, come reduce armoured thermocouple screw screw with it is interior
It is thermally conductive between nut support, play sealing and function of heat insulation.
3. high-pressure fluid temperature measuring equipment in pipe according to claim 1, it is characterised in that: logical on the internal screw thread support
Hole, the aperture at the 2mm of through-hole upper end are Φ 1.2mm, and the aperture of lower section is Φ 1.5mm, armoured thermocouple can be made to be suspended in
On internal screw thread support, thermocouple temperature sensitive end is directly contacted with highly pressurised liquid, can accurately measure the temperature of highly pressurised liquid.
4. high-pressure fluid temperature measuring equipment in pipe according to claim 1, it is characterised in that: the armoured thermocouple screw and
The outside of internal screw thread support is enclosed with insulating layer, can reduce the rib effect of high-pressure fluid temperature measuring equipment in senior executive, reduces heat loss,
Guarantee that thermometric is accurate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167196.8A CN109141664A (en) | 2018-10-08 | 2018-10-08 | High-pressure fluid temperature measuring equipment in managing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167196.8A CN109141664A (en) | 2018-10-08 | 2018-10-08 | High-pressure fluid temperature measuring equipment in managing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109141664A true CN109141664A (en) | 2019-01-04 |
Family
ID=64810391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811167196.8A Pending CN109141664A (en) | 2018-10-08 | 2018-10-08 | High-pressure fluid temperature measuring equipment in managing |
Country Status (1)
| Country | Link |
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| CN (1) | CN109141664A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916526A (en) * | 2019-03-11 | 2019-06-21 | 西北工业大学 | A kind of the back pin configuration and preparation method of the extraction of the ito thin film thermocouple electric signal on turbo blade |
| CN110648772A (en) * | 2019-09-20 | 2020-01-03 | 西安交通大学 | Temperature measuring device and method for inner tube outer wall of supercritical water-cooled reactor coolant channel |
| CN113588108A (en) * | 2021-06-25 | 2021-11-02 | 西安交通大学 | High-temperature high-pressure multi-point temperature measuring device |
| CN113701906A (en) * | 2021-08-26 | 2021-11-26 | 英业达科技有限公司 | Method for measuring liquid temperature in liquid cooling loop |
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| CN2513092Y (en) * | 2001-11-23 | 2002-09-25 | 魏东 | High pressure fluid precision temprature measuring device |
| CN201795868U (en) * | 2010-08-12 | 2011-04-13 | 周玉林 | Temperature sensing device used for rapidly measuring fluid temperature in pipeline |
| CN102538990A (en) * | 2012-01-12 | 2012-07-04 | 山东电力研究院 | Thermocouple fixing device with thermal insulation function |
| CN103245431A (en) * | 2013-05-21 | 2013-08-14 | 天津市中环温度仪表有限公司 | Thermocouple for measuring smoke |
| CN203705066U (en) * | 2013-12-20 | 2014-07-09 | 河北都邦石化工程设计有限公司 | Mounting equipment for small-diameter pipeline temperature sensor |
| EP3184979A1 (en) * | 2015-12-21 | 2017-06-28 | ENDRESS + HAUSER WETZER GmbH + Co. KG | Temperature sensor for recording the temperature of a flowing medium in a vessel or a pipe |
| WO2018065234A1 (en) * | 2016-10-06 | 2018-04-12 | 3F Holding B.V. | An assembly and the related method for measuring the temperature of a fluid for hyperthermic treatment of a body cavity |
-
2018
- 2018-10-08 CN CN201811167196.8A patent/CN109141664A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2513092Y (en) * | 2001-11-23 | 2002-09-25 | 魏东 | High pressure fluid precision temprature measuring device |
| CN201795868U (en) * | 2010-08-12 | 2011-04-13 | 周玉林 | Temperature sensing device used for rapidly measuring fluid temperature in pipeline |
| CN102538990A (en) * | 2012-01-12 | 2012-07-04 | 山东电力研究院 | Thermocouple fixing device with thermal insulation function |
| CN103245431A (en) * | 2013-05-21 | 2013-08-14 | 天津市中环温度仪表有限公司 | Thermocouple for measuring smoke |
| CN203705066U (en) * | 2013-12-20 | 2014-07-09 | 河北都邦石化工程设计有限公司 | Mounting equipment for small-diameter pipeline temperature sensor |
| EP3184979A1 (en) * | 2015-12-21 | 2017-06-28 | ENDRESS + HAUSER WETZER GmbH + Co. KG | Temperature sensor for recording the temperature of a flowing medium in a vessel or a pipe |
| WO2018065234A1 (en) * | 2016-10-06 | 2018-04-12 | 3F Holding B.V. | An assembly and the related method for measuring the temperature of a fluid for hyperthermic treatment of a body cavity |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916526A (en) * | 2019-03-11 | 2019-06-21 | 西北工业大学 | A kind of the back pin configuration and preparation method of the extraction of the ito thin film thermocouple electric signal on turbo blade |
| CN110648772A (en) * | 2019-09-20 | 2020-01-03 | 西安交通大学 | Temperature measuring device and method for inner tube outer wall of supercritical water-cooled reactor coolant channel |
| CN110648772B (en) * | 2019-09-20 | 2021-02-26 | 西安交通大学 | Temperature measuring device and method for inner tube outer wall of supercritical water-cooled reactor coolant channel |
| CN113588108A (en) * | 2021-06-25 | 2021-11-02 | 西安交通大学 | High-temperature high-pressure multi-point temperature measuring device |
| CN113701906A (en) * | 2021-08-26 | 2021-11-26 | 英业达科技有限公司 | Method for measuring liquid temperature in liquid cooling loop |
| CN113701906B (en) * | 2021-08-26 | 2024-04-05 | 英业达科技有限公司 | Method for measuring liquid temperature in liquid cooling loop |
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Application publication date: 20190104 |
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