CN109974869A - A kind of metal outer wall temperature measurement device - Google Patents
A kind of metal outer wall temperature measurement device Download PDFInfo
- Publication number
- CN109974869A CN109974869A CN201711439132.4A CN201711439132A CN109974869A CN 109974869 A CN109974869 A CN 109974869A CN 201711439132 A CN201711439132 A CN 201711439132A CN 109974869 A CN109974869 A CN 109974869A
- Authority
- CN
- China
- Prior art keywords
- support ring
- thermometric
- insulating layer
- piece
- temperature measurement
- 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.)
- Granted
Links
- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 34
- 239000002184 metal Substances 0.000 title claims abstract description 28
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 8
- 238000004321 preservation Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 230000005619 thermoelectricity Effects 0.000 claims 2
- 238000013461 design Methods 0.000 abstract description 5
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012806 monitoring device 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
- G01K1/08—Protective devices, e.g. casings
-
- 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
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/143—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations for measuring surface temperatures
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention belongs to the outer wall temperature monitoring technical fields of bearing device, pipeline, and in particular to a kind of metal outer wall temperature measurement device；The device includes thermometric piece, connecting spring, support ring, temperature element, thermocouple lead, hinge, check bolt and insulating layer；The support ring be include two semicircle cyclic annular flake structures, two semicircle cyclic annular flake structure one end are connected by hinge, and the other end is connected by check bolt, and multiple thermometric pieces are arranged on the inside of support ring, thermometric on piece is provided with temperature element, and insulating layer is arranged on the outside of support ring；In use, support ring is fastened by check bolt, the connecting spring being arranged on the inside of support ring fits closely thermometric piece on tested pipeline or component outer wall.Thermometric piece of the present invention design is conducive to fitting closely for temperature measuring equipment and unit under test, improves measurement accuracy；Thermometric piece can arrange that mode is flexible according to measurement demand personalization, can be good at the requirement for meeting multi-point temperature measurement.
Description
Technical field
The invention belongs to the outer wall temperature monitoring technical fields of bearing device, pipeline, and in particular to a kind of metal outer wall temperature survey
Measure device.
Background technique
With the development of nuclear power plant's aging administrative skill, just gradually exploitation associated fatigue monitoring device is used in real time both at home and abroad
Nuclear power plant's pressure-containing member Fatigue Damage States are monitored, and carries out data analysis using fatigue life predicting system and is commented with fatigue life
Estimate, NPP Operations Personnel is facilitated to quickly understand the fatigue damage situation of equipment, reaches in certain component fatigue cumulative damages and face
Boundary takes appropriate measures before destroying, to avoid the unexpected fatigue rupture of equipment.
The external wall temperature measurement of pressure-containing member is the key input parameter of fatigue monitoring system, and the accuracy of temperature measurement is direct
Influence the output result of fatigue monitoring.Currently, domestic bearing device, pipeline outer wall temperature measurement are mostly single-point detection, external pressure-bearing
Mainly based on clamping hoop type, temperature element point is welded on thermometric cassette tape component external wall temperature measurement, and thermometric cassette tape is bound in tested portion
On part, but due to unit under test external high temperature, protection pipe and temperature measuring equipment are independent, so that in-site installation is complicated, time-consuming, special
It is not under radiation environment, this is particularly problematic.
Summary of the invention
The purpose of the present invention is to provide a kind of metal outer wall temperature measurement devices, improve the peace of metal outer wall temperature measurement device
Efficiency is filled, the measurement accuracy of metal outer wall temperature is promoted, effectively reduces installation personnel irradiation radiation duration.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that:
A kind of metal outer wall temperature measurement device, the device include thermometric piece, support ring, temperature element, thermocouple lead, conjunction
Page, check bolt and insulating layer；
The support ring be include two semicircle cyclic annular flake structures, two semicircle cyclic annular flake structure one end pass through
Hinge connection, the other end are connected by check bolt, and multiple thermometric pieces are arranged on the inside of support ring, and thermometric on piece is provided with thermometric member
Insulating layer is arranged in part, support ring outside；In use, the thermometric piece being arranged on the inside of support ring is fitted in tested pipeline or component outer wall
On, support ring fastens support ring by check bolt, is tightly attached to thermometric piece on tested pipeline or component outer wall.
The thermometric piece is flake structure, and thermometric piece is arranged on the inside of support ring by 2 connecting springs, thermometric piece and 2
A connecting spring forms a thermometric chamber on the inside of support ring, and temperature element is located in thermometric chamber, and temperature element setting exists
Thermometric on piece.
The temperature element is connect with thermocouple lead, and thermocouple lead rule wiring in support ring interior sidewall surface is drawn
In line to the protection pipe being arranged on support ring outer side surface, thermocouple lead draws insulating layer by protection pipe, protects tube top
Cable connector is arranged in portion, and thermocouple lead is connected on cable connector, and passes through cable connector and external connection.
The support ring is equipped with through-hole, and protection pipe is arranged on support ring outer wall, is located above through-hole, thermocouple lead
It is introduced in protection pipe by through-hole.
The insulating layer is that semicircle fastens stereotyped structure, and insulating layer is equipped with protection interface tube, and protection pipe passes through on insulating layer
Insulating layer is stretched out equipped with protection interface tube, 1 heat preservation buckle is respectively arranged in insulating layer both ends, in use, passing through heat preservation buckle fastening
Insulating layer.
The thickness of the insulating layer is determined according to tested pipeline or component wall temperature.
The thermometric piece rapidoprint material is identical as tested pipeline or component material.
The setting position on the inside of support ring of the thermometric piece and setting quantity according to tested pipeline or part dimension with
And measurement demand determines.
Quantity is arranged on the inside of support ring and is no less than 3 for the thermometric piece.
Of the invention has the technical effect that:
(1) a kind of metal outer wall temperature measurement device of the present invention, thermometric piece are set with connecting spring according to unit under test external surface
Meter is more conducive to fitting closely for temperature measuring equipment and unit under test, improves measurement accuracy.
(2) a kind of metal outer wall temperature measurement device of the present invention, thermometric piece can be arranged according to measurement demand personalization, mode spirit
It is living, it can be good at the requirement for meeting multi-point temperature measurement.
(3) a kind of metal outer wall temperature measurement device of the present invention, support ring are designed using hinge and check bolt, are had removable
Unloading property, so that device is flexible for installation, it is convenient, it is applied widely.
(4) a kind of metal outer wall temperature measurement device of the present invention, the simplification Interface design of device are conducive to shield external letter
Interference number to temperature measurement signal reduces unit under test or measures influence of the environment to thermometric, and anti-loosing type design enables devices to fit
For vibration environment.
(5) a kind of metal outer wall temperature measurement device of the present invention, insulating layer are that semicircle fastens stereotyped structure, are easily installed, tear open
It unloads and replaces.
(6) a kind of metal outer wall temperature measurement device of the present invention, device use Integration Design, effectively increase in-site installation
Efficiency.
Detailed description of the invention
Fig. 1 is a kind of metal outer wall temperature measurement device schematic diagram of the present invention；
Fig. 2 is a kind of metal outer wall temperature measurement device thermometric piece schematic diagram of the present invention；
Fig. 3 is a kind of metal outer wall temperature measurement device protection pipe of the present invention and support ring connection schematic diagram
In figure: 1- thermometric piece, 2- support ring, 3- connecting spring, 4- temperature element, 5- thermocouple lead, 6- protection pipe,
7- cable connector, 8- hinge, 9- check bolt, 10- insulating layer, 11- heat preservation buckle.
Specific embodiment
A kind of metal outer wall temperature measurement device of the present invention is described in detail with attached drawing With reference to embodiment.
As shown in Figure 1, Figure 2 and Figure 3, a kind of metal outer wall temperature measurement device of the present invention, including thermometric piece 1, support ring 2,
Connecting spring 3, temperature element 4, thermocouple lead 5, protection pipe 6, cable connector 7, hinge 8, check bolt 9,10 He of insulating layer
Heat preservation buckle 11；
The support ring 2 be include two semicircle cyclic annular flake structures, two semicircle cyclic annular flake structure one end are logical
The connection of hinge 8 is crossed, the other end is connected by check bolt 9, multiple thermometric pieces 1 is arranged on the inside of support ring 2, thermometric on piece is provided with
Insulating layer 10 is arranged on the outside of support ring 2 for temperature element 4；In use, the thermometric piece 1 being arranged on the inside of support ring 2 is fitted in measured tube
On road or component outer wall, and support ring 2 is fastened by check bolt 9, thermometric piece 1 is made to be tightly attached to tested pipeline or component outer wall
On；
To ensure that measuring device is consistent with the thermal expansion coefficient of tested pipeline or component, 1 rapidoprint of thermometric piece preferably with
The material of tested pipeline or component same material；
The thermometric piece 1 is flake structure, and thermometric piece 1 is by 2 settings of connecting spring 3 in 2 inside of support ring, thermometric
Piece 1 and 2 connecting spring 3 forms a thermometric chamber on the inside of support ring 2, and temperature element 4 is located in thermometric chamber, and setting exists
On thermometric piece 1；
The temperature element 4 is connect with thermocouple lead 5, the regular cloth in 2 interior sidewall surface of support ring of thermocouple lead 5
Line, in lead to the protection pipe 6 being arranged on 2 outer side surface of support ring, thermocouple lead 5 draws insulating layer by protection pipe 6
10, cable connector 7 is set at the top of protection pipe 6, and thermocouple lead 5 is connected on cable connector 7, and passes through cable connector 7 and outer
Portion's connection.
It, can be according to tested pipeline or part dimension and measurement demand personalized designs thermometric for the accuracy for improving measurement
The position of piece 1 and quantity, mode is more flexible, can be good at the requirement for realizing multi-point temperature measurement；It is preferred that quantity is arranged not in thermometric piece 1
Less than 3.
The support ring 2 is equipped with through-hole, and protection pipe 6 is arranged on 2 outer wall of support ring, is located above through-hole, thermocouple
Lead 5 is introduced in protection pipe 6 by through-hole.
The insulating layer 10 is that semicircle fastens stereotyped structure, and insulating layer 10 is equipped with protection interface tube, and protection pipe 6 passes through heat preservation
Layer 10 is equipped with protection interface tube and stretches out insulating layer 10, and 1 heat preservation buckle 11 is respectively arranged in 10 both ends of insulating layer, in use, passing through
11 fastening insulating layer 10 of heat preservation buckle；The thickness of the insulating layer 10 is determined according to tested pipeline or component wall temperature.
Claims (9)
1. a kind of metal outer wall temperature measurement device, it is characterised in that: the device includes thermometric piece, support ring, temperature element, thermoelectricity
Even lead, hinge, check bolt and insulating layer；
The support ring be include two semicircle cyclic annular flake structures, two semicircle cyclic annular flake structure one end pass through hinge
Connection, the other end are connected by check bolt, and multiple thermometric pieces are arranged on the inside of support ring, and thermometric on piece is provided with temperature element,
Insulating layer is set on the outside of support ring；In use, the thermometric piece being arranged on the inside of support ring is fitted on tested pipeline or component outer wall,
Support ring fastens support ring by check bolt, is tightly attached to thermometric piece on tested pipeline or component outer wall.
2. a kind of metal outer wall temperature measurement device according to claim 1, it is characterised in that: the thermometric piece is thin slice knot
Structure, thermometric piece are arranged on the inside of support ring by 2 connecting springs, and thermometric piece is formed on the inside of support ring with 2 connecting springs
One thermometric chamber, temperature element are located in thermometric chamber, and temperature element is arranged in thermometric on piece.
3. a kind of metal outer wall temperature measurement device according to claim 2, it is characterised in that: the temperature element and thermoelectricity
Even lead connection, thermocouple lead rule wiring in support ring interior sidewall surface, lead to setting is on support ring outer side surface
Protection pipe in, thermocouple lead passes through protection pipe and draws insulating layer, and cable connector is arranged at the top of protection pipe, and thermocouple lead connects
It connects on cable connector, and passes through cable connector and external connection.
4. a kind of metal outer wall temperature measurement device according to claim 3, it is characterised in that: the support ring is equipped with logical
Hole, protection pipe are arranged on support ring outer wall, are located above through-hole, and thermocouple lead is introduced in protection pipe by through-hole.
5. a kind of metal outer wall temperature measurement device according to claim 1, it is characterised in that: the insulating layer is half round buckle
Stereotyped structure is closed, insulating layer is equipped with protection interface tube, and protection pipe passes through the protection interface tube being arranged on insulating layer and stretches out insulating layer,
1 heat preservation buckle is respectively arranged in insulating layer both ends, in use, passing through heat preservation buckle fastening insulating layer.
6. a kind of metal outer wall temperature measurement device according to claim 5, it is characterised in that: the thickness of the insulating layer according to
It is determined according to tested pipeline or component wall temperature.
7. a kind of metal outer wall temperature measurement device according to claim 1 or 2, it is characterised in that: the thermometric piece processing
Material texture is identical as tested pipeline or component material.
8. a kind of metal outer wall temperature measurement device according to claim 1 or 2, it is characterised in that: the thermometric piece
Setting position and setting quantity on the inside of support ring are determined according to tested pipeline or part dimension and measurement demand.
9. a kind of metal outer wall temperature measurement device according to claim 8, it is characterised in that: the thermometric piece is in support ring
Inside setting quantity is no less than 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439132.4A CN109974869B (en) | 2017-12-27 | 2017-12-27 | Metal outer wall temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439132.4A CN109974869B (en) | 2017-12-27 | 2017-12-27 | Metal outer wall temperature measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109974869A true CN109974869A (en) | 2019-07-05 |
| CN109974869B CN109974869B (en) | 2024-07-19 |
Family
ID=67072236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711439132.4A Active CN109974869B (en) | 2017-12-27 | 2017-12-27 | Metal outer wall temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109974869B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021189818A1 (en) * | 2020-03-26 | 2021-09-30 | 青岛理工大学 | Temperature measurement device for flowing working medium in micro-channel and calculation method for thickness of thermal insulation layer |
| CN113566998A (en) * | 2021-09-23 | 2021-10-29 | 南通东成智能化设备安装有限公司 | Nondestructive inner wall detection device for stainless steel pipe |
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| CN106257248A (en) * | 2016-09-20 | 2016-12-28 | 中国核动力研究设计院 | Use thermocouple detent mechanism during thermocouple measurement round tube inner wall surface temperature |
| CN208000167U (en) * | 2017-12-27 | 2018-10-23 | 核动力运行研究所 | A kind of metal outer wall temperature measurement device |
-
2017
- 2017-12-27 CN CN201711439132.4A patent/CN109974869B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003098013A (en) * | 2001-09-20 | 2003-04-03 | Hamada Heavy Industries Ltd | Thermocouple and temperature sensor |
| CN201772945U (en) * | 2010-09-03 | 2011-03-23 | 深圳市泰士特科技有限公司 | Wire holder and shockproof thermal resistor using same |
| KR20120104723A (en) * | 2011-03-14 | 2012-09-24 | (주) 대홍기업 | Temperature measuring sensor and apparatus |
| CN104746028A (en) * | 2013-12-31 | 2015-07-01 | 北京北方微电子基地设备工艺研究中心有限责任公司 | Compression ring system capable of monitoring wafer temperature in real time and magnetron sputtering equipment |
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| CN104535213A (en) * | 2015-01-19 | 2015-04-22 | 大连理工大学 | Fixture device for measuring temperature of outer wall of high-temperature pipeline |
| CN105761767A (en) * | 2016-03-31 | 2016-07-13 | 中广核工程有限公司 | Measurement device for temperature of outer wall face of nuclear power station pipeline |
| CN205826161U (en) * | 2016-06-14 | 2016-12-21 | 中科微声（天津）传感技术有限公司 | A kind of wireless and passive temperature measuring equipment for rotating mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021189818A1 (en) * | 2020-03-26 | 2021-09-30 | 青岛理工大学 | Temperature measurement device for flowing working medium in micro-channel and calculation method for thickness of thermal insulation layer |
| CN113566998A (en) * | 2021-09-23 | 2021-10-29 | 南通东成智能化设备安装有限公司 | Nondestructive inner wall detection device for stainless steel pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109974869B (en) | 2024-07-19 |
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