CN115165131A - GIS isolator contact temperature monitoring device - Google Patents
GIS isolator contact temperature monitoring device Download PDFInfo
- Publication number
- CN115165131A CN115165131A CN202210721759.3A CN202210721759A CN115165131A CN 115165131 A CN115165131 A CN 115165131A CN 202210721759 A CN202210721759 A CN 202210721759A CN 115165131 A CN115165131 A CN 115165131A
- Authority
- CN
- China
- Prior art keywords
- gis
- temperature
- temperature monitoring
- monitoring device
- contact
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- 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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Links
- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- 230000003068 static effect Effects 0.000 claims abstract description 28
- 239000000523 sample Substances 0.000 claims abstract description 15
- 238000002955 isolation Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 abstract description 8
- 230000002159 abnormal effect Effects 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
Images
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
- G01K7/021—Particular circuit arrangements
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
GIS isolator contact temperature monitoring devices relates to temperature monitoring technical field for solve with the GIS equipment casing temperature of measuring as the GIS isolator whether unusual judgement basis of contact temperature exists the big problem of error. The GIS isolating switch comprises a fixing part, wherein the fixing part is sleeved on a static contact of a GIS isolating switch and is a heat conduction insulating part, a plurality of heat conduction parts uniformly arranged along the circumferential direction are arranged in the side wall of the fixing part, a plurality of thermocouples are arranged along the circumference of the fixing part, probes of the thermocouples stretch into the heat conduction parts, leads of the thermocouples penetrate through the side wall of the fixing part and then stretch into a wire pipe, one end of the wire pipe is in contact with the side wall of the fixing part, and the other end of the wire pipe extends towards one side far away from GIS equipment. The thermocouple is positioned on the static contact, so that the temperature of the static contact can be measured conveniently; the temperature of a plurality of points on the static contact is measured, and the measured highest temperature is used as a detection result, so that missing detection can be avoided, and the phenomenon of abnormal temperature of the static contact can be found in time.
Description
Technical Field
The invention relates to the technical field of temperature monitoring, in particular to a GIS disconnecting switch contact temperature monitoring device.
Background
When the contact of the moving contact and the fixed contact of the GIS disconnecting switch is poor, the temperature of the moving contact and the fixed contact is abnormally increased, and further, the insulation aging in the GIS equipment is caused, and the safe operation of the electrical equipment is influenced. When the GIS disconnecting switch is subjected to temperature monitoring in the prior art, the temperature sensor is arranged on the GIS equipment shell, and in the mode, the temperature sensor detects the temperature of the GIS equipment shell instead of the temperature of the movable contact and the fixed contact of the GIS disconnecting switch, so that the temperature detection data has large deviation, detection leakage caused by overhigh temperature of the contacts is easily caused, and the temperature of the GIS equipment shell is used as a judgment basis for judging whether the temperature of the contacts of the GIS disconnecting switch is abnormal, and large errors exist.
Disclosure of Invention
The invention aims to provide a GIS disconnecting switch contact temperature monitoring device which is used for solving the problem of large error existing when the measured GIS device shell temperature is used as a basis for judging whether the GIS disconnecting switch contact temperature is abnormal or not.
The technical scheme adopted by the invention for solving the technical problems is as follows: GIS isolator contact temperature monitoring device, including annular mounting, the mounting cover is on GIS isolator static contact, the mounting is heat conduction insulating part, the heat conduction portion that has a plurality of along the even setting of circumference in the mounting lateral wall, follows mounting place circumference is provided with a plurality of thermocouple, the probe of thermocouple stretches into in the heat conduction portion, the wire of thermocouple passes in stretching into the spool behind the mounting lateral wall, the one end and the mounting lateral wall contact of spool, the other end of spool extends to the one side of keeping away from GIS equipment.
Furthermore, the fixing piece is a heat conduction and insulation elastic rubber piece, a plurality of isolation cavities are formed in the side wall of the fixing piece, and the side wall of the fixing piece is made to form a plurality of heat conduction parts through the arrangement of the isolation cavities.
Further, an elastic piece is arranged in the isolation cavity.
Further, the outer side wall of the fixing piece is provided with a wire groove, and the wire extends into the wire groove.
Further, the fixing piece is provided with an annular side plate on the outer side, and the side plate seals the wire slot.
Furthermore, sealing plates are arranged on two end faces of the fixing piece, and the sealing plates are heat preservation pieces.
Furthermore, a probe hole is formed in the heat conduction part, and the bottom of the probe hole is close to the inner side wall of the fixing piece.
The beneficial effects of the invention are:
(1) The thermocouple is positioned on the static contact, so that the temperature of the static contact can be measured conveniently;
(2) The outer side of the static contact is provided with an insulating and heat-conducting fixing piece, and the thermocouple is insulated from the static contact by measuring the temperature of the fixing piece as the temperature of the static contact, so that the thermocouple is protected;
(3) The temperature of a plurality of points on the static contact is measured, and the measured highest temperature is used as a detection result, so that missing detection can be avoided, and the phenomenon of abnormal temperature of the static contact can be found in time.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a cross-sectional view of the fastener;
FIG. 4 is a schematic view of the fixture after installation of a thermocouple;
FIG. 5 is a left side view of the fastener;
FIG. 6 isbase:Sub>A cross-sectional view A-A of FIG. 5;
fig. 7 is a schematic diagram illustrating temperature conduction of a static contact to a fixing member;
FIG. 8 is a partial enlarged view of FIG. 2 at B;
in the figure: the device comprises a fixed contact 1, a fixed part 2, an isolation cavity 21, a heat conduction part 22, a probe hole 23, an inner hole 24, a wire groove 25, a side plate 3, a sealing plate 4, an elastic part 5, a thermocouple 6, a lead 61 and a wire pipe 7.
Detailed Description
As shown in fig. 1 to 8, the present invention includes a fixing member 2 and a thermocouple 6, and the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the GIS isolator contact temperature monitoring device includes annular mounting 2, mounting 2 overlaps on GIS isolator static contact 1, mounting 2 is the heat conduction insulating part, the even heat conduction portion 22 that sets up of circumference is followed to having a plurality of in the 2 lateral walls of mounting, be provided with a plurality of thermocouple 6 along 2 circumferences of mounting, the probe of thermocouple 6 stretches into in heat conduction portion 22, the wire of thermocouple 6 stretches into in the spool 7 after passing 2 lateral walls of mounting, the one end and the 1 lateral wall contact of mounting of spool 7, the other end of spool 7 extends to the one side of keeping away from GIS equipment.
When the fixed contact is used, the fixed part 2 is sleeved and fixed on the fixed contact 1, the other end of the line pipe 7 is extended to the side far away from the GIS equipment, and the lead 61 of the thermocouple 6 is connected with a power supply. At this point, the temperature value can be read by the meter. As shown in fig. 7, the temperature on the stationary contact 1 is conducted to the probe of the thermocouple 6 through the heat conducting portion 22. The arrangement of the thermocouples 6 realizes multipoint measurement on the static contact 1, avoids measurement errors caused by different temperatures of points on the static contact, and takes the maximum value of the measurement as the temperature of the static contact.
Specifically, the fixing member 2 is a heat-conducting and insulating elastic rubber member, a plurality of isolation cavities 21 are formed in the side wall of the fixing member 2, and the side wall of the fixing member 2 forms a plurality of heat-conducting portions 22 due to the arrangement of the isolation cavities 21.
Specifically, as shown in fig. 3, the isolation chamber 21 has the elastic member 5 therein. The elastic piece 5 extrudes the fixing piece 2 when the fixing piece is heated and expanded, so that good contact between the fixing piece 2 and the static contact 1 is ensured, and further heat conduction between the static contact 1 and the fixing piece 2 is ensured.
Specifically, the outer side wall of the fixing member 2 has a wire groove 25, and the wire 61 extends into the wire groove 25. The provision of the wire chase 25 facilitates the routing of the wires 61 on the thermocouple 6. As shown in fig. 8, the conducting wire 61 passes through the other end of the conduit 7 and then extends into the conduit 7, and the conducting wire 61 is provided with numbers for facilitating wiring and distinguishing.
Specifically, the fixing part 2 is provided with an annular side plate 3 on the outer side, and the side plate 3 seals the wire slot 25 to prevent the wire 61 in the wire slot 25 from running out.
Specifically, as shown in fig. 5 and 6, the fixing member 2 has sealing plates 4 on both end surfaces thereof, and the sealing plates 4 are annular heat insulating members. The two sealing plates 4 surround the heat conducting portion 22, thereby preventing measurement errors caused by heat dissipation of the heat conducting portion 22.
Specifically, as shown in fig. 3, the heat conductive portion 22 has a probe hole 23 therein, and the bottom of the probe hole 23 is close to the inner side wall of the fixture 2. The probe hole 23 is used for extending a probe of the thermocouple 6, the bottom of the probe hole 23 is close to the inner side wall of the fixing part 2, and the measured temperature value is more accurate.
The beneficial effects of the invention are: the thermocouple is positioned on the static contact, so that the temperature of the static contact can be measured conveniently; the outer side of the static contact is provided with an insulating and heat-conducting fixing piece, and the thermocouple is insulated from the static contact by measuring the temperature of the fixing piece as the temperature of the static contact, so that the thermocouple is protected; the temperature of a plurality of points on the static contact is measured, and the measured highest temperature is used as a detection result, so that missing detection can be avoided, and the phenomenon of abnormal temperature of the static contact can be found in time.
Claims (7)
- GIS isolator contact temperature monitoring device, its characterized in that, including annular mounting, the mounting cover is on GIS isolator static contact, the mounting is heat conduction insulating part, the heat conduction portion that has a plurality of along the even setting of circumference in the mounting lateral wall, follows mounting place circumference is provided with a plurality of thermocouple, the probe of thermocouple stretches into in the heat conduction portion, the wire of thermocouple stretches into in the spool after passing the mounting lateral wall, the one end and the mounting lateral wall contact of spool, the other end of spool extends to the one side of keeping away from GIS equipment.
- 2. The GIS disconnector contact temperature monitoring device of claim 1, wherein the fixing member is a heat-conducting and insulating elastic rubber member, and a plurality of isolation cavities are formed in a side wall of the fixing member, and are arranged so that the side wall of the fixing member forms a plurality of heat-conducting portions.
- 3. The GIS isolator contact temperature monitoring device of claim 2, wherein the isolation chamber has a spring.
- 4. The GIS disconnecting switch contact temperature monitoring device according to claim 2, wherein the outer side wall of the fixing member has a wire slot into which the wire extends.
- 5. The GIS disconnector contact temperature monitoring device of claim 4, wherein the fixture has an annular side plate on the outside, and the side plate seals the wire slot.
- 6. The GIS disconnecting switch contact temperature monitoring device according to claim 5, wherein the fixing member has sealing plates at both end faces thereof, and the sealing plates are heat insulating members.
- 7. The GIS disconnecting switch contact temperature monitoring device according to claim 1, wherein the heat conducting portion has a probe hole therein, and a bottom of the probe hole is close to an inner side wall of the fixing member.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210721759.3A CN115165131B (en) | 2022-06-24 | 2022-06-24 | GIS isolating switch contact temperature monitoring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210721759.3A CN115165131B (en) | 2022-06-24 | 2022-06-24 | GIS isolating switch contact temperature monitoring device |
Publications (2)
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CN115165131A true CN115165131A (en) | 2022-10-11 |
CN115165131B CN115165131B (en) | 2024-08-09 |
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CN202210721759.3A Active CN115165131B (en) | 2022-06-24 | 2022-06-24 | GIS isolating switch contact temperature monitoring device |
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Citations (13)
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---|---|---|---|---|
US4635055A (en) * | 1983-04-13 | 1987-01-06 | Niagara Mohawk Power Corporation | Apparatus for measuring the temperature and other parameters of an electic power conductor |
CN101464192A (en) * | 2008-02-02 | 2009-06-24 | 杨志强 | Temperature measuring ring for switch cabinet contact |
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 |
CN207197693U (en) * | 2017-09-27 | 2018-04-06 | 苏州热工研究院有限公司 | Pipeline outer wall temperature measuring equipment is used in a kind of heat fatigue monitoring |
CN207540694U (en) * | 2017-12-20 | 2018-06-26 | 珠海万力达科技有限公司 | Convenient for fixed multi-point temperature logging |
CN108474695A (en) * | 2015-12-21 | 2018-08-31 | 3M创新有限公司 | The real time temperature of electric conductor measures |
CN208488179U (en) * | 2018-06-21 | 2019-02-12 | 天津云匠科技有限公司 | A kind of temperature sensor for storehouse management |
CN208970380U (en) * | 2018-11-14 | 2019-06-11 | 天津伽利联科技有限公司 | A kind of contact of breaker wireless temperature measuring device |
CN210166042U (en) * | 2019-08-03 | 2020-03-20 | 浙江杭宇电力设备有限公司 | Temperature detection piece of static contact |
CN211291774U (en) * | 2020-03-03 | 2020-08-18 | 成都盛帮双核科技有限公司 | Temperature measurement type GIS inner cone plug-in terminal |
EP3828523A1 (en) * | 2019-11-27 | 2021-06-02 | Temperaturmesstechnik Geraberg GmbH | Seal with integrated thermoelectric temperature measuring points and method for determining temperature and self-diagnosis |
CN114295235A (en) * | 2021-12-24 | 2022-04-08 | 西安交通大学 | Contact type brush type sealing brush wire tip temperature measuring method |
JP7072312B1 (en) * | 2022-01-20 | 2022-05-20 | 華晋グローバル株式会社 | Temperature measuring device and temperature measuring system at high voltage cable connection |
-
2022
- 2022-06-24 CN CN202210721759.3A patent/CN115165131B/en active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4635055A (en) * | 1983-04-13 | 1987-01-06 | Niagara Mohawk Power Corporation | Apparatus for measuring the temperature and other parameters of an electic power conductor |
CN101464192A (en) * | 2008-02-02 | 2009-06-24 | 杨志强 | Temperature measuring ring for switch cabinet contact |
CN108474695A (en) * | 2015-12-21 | 2018-08-31 | 3M创新有限公司 | The real time temperature of electric conductor measures |
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 |
CN207197693U (en) * | 2017-09-27 | 2018-04-06 | 苏州热工研究院有限公司 | Pipeline outer wall temperature measuring equipment is used in a kind of heat fatigue monitoring |
CN207540694U (en) * | 2017-12-20 | 2018-06-26 | 珠海万力达科技有限公司 | Convenient for fixed multi-point temperature logging |
CN208488179U (en) * | 2018-06-21 | 2019-02-12 | 天津云匠科技有限公司 | A kind of temperature sensor for storehouse management |
CN208970380U (en) * | 2018-11-14 | 2019-06-11 | 天津伽利联科技有限公司 | A kind of contact of breaker wireless temperature measuring device |
CN210166042U (en) * | 2019-08-03 | 2020-03-20 | 浙江杭宇电力设备有限公司 | Temperature detection piece of static contact |
EP3828523A1 (en) * | 2019-11-27 | 2021-06-02 | Temperaturmesstechnik Geraberg GmbH | Seal with integrated thermoelectric temperature measuring points and method for determining temperature and self-diagnosis |
CN211291774U (en) * | 2020-03-03 | 2020-08-18 | 成都盛帮双核科技有限公司 | Temperature measurement type GIS inner cone plug-in terminal |
CN114295235A (en) * | 2021-12-24 | 2022-04-08 | 西安交通大学 | Contact type brush type sealing brush wire tip temperature measuring method |
JP7072312B1 (en) * | 2022-01-20 | 2022-05-20 | 華晋グローバル株式会社 | Temperature measuring device and temperature measuring system at high voltage cable connection |
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