CN203561440U - Detachable infrared temperature measurement system used for GIS - Google Patents
Detachable infrared temperature measurement system used for GIS Download PDFInfo
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- CN203561440U CN203561440U CN201320697094.3U CN201320697094U CN203561440U CN 203561440 U CN203561440 U CN 203561440U CN 201320697094 U CN201320697094 U CN 201320697094U CN 203561440 U CN203561440 U CN 203561440U
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- Prior art keywords
- gis
- infrared temperature
- mounting flange
- temperature measurement
- infrared
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- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 27
- 238000012360 testing method Methods 0.000 claims description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 22
- 239000010453 quartz Substances 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000005684 electric field Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 238000012795 verification Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000004861 thermometry Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 229910052698 phosphorus Inorganic materials 0.000 description 1
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- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a detachable infrared temperature measurement system used for a GIS. The detachable infrared temperature measurement system comprises an infrared perspective window, an infrared temperature measurement sensor, a fully sealed housing, a first mounting flange, a second mounting flange, a circuit protection housing, and a signal amplifying and processing circuit. The infrared perspective window is connected with a body of the infrared temperature measurement sensor which is positioned inside the fully sealed housing. One end of the fully sealed housing and a GIS are fixed via the first mounting flange, and the other end of the fully sealed housing is connected with the circuit protection housing via the second mounting flange. The signal amplifying and processing circuit is placed inside the circuit protection housing. The system is flexible and detachable. The fully sealed housing and the body of the infrared temperature measurement sensor are safe and independent, and have good sealing and overpressure resistant properties. The body of the infrared temperature measurement sensor and the fully sealed housing are arranged outside a gas chamber of the GIS, so that verification, maintenance and replacement can be conducted by the infrared temperature measurement system in a condition of GIS operation. The system is detachable without influence upon normal running of the GIS, and an electric field structure inside the GIS and sealing requirements will not be affected.
Description
Technical field
The utility model relates to a kind of temp measuring system, specifically relates to a kind of dismantled and assembled infrared temperature measurement system for GIS.
Background technology
Cubicle Gas-Insulated Switchgear (Gas insulated metal enclosed switchgear, GIS) due to many merits such as its maintenance workload are few, floor area is little, reliability is high, more and more be applied in electric system, once but break down, maintenance cost is high, cycle is long, having a strong impact on electrical network normally moves, temperature monitoring is as an important means of power system failure diagnostic, be conducive to find GIS equipment incipient failure, Accident prevention expands, for the normal operation of GIS equipment provides further guarantee.GIS load current is excessive, link loosening, switch closes a floodgate, and not in place or contact abrasion etc. all may cause electrically conducting contact megadyne temperature liter too high, the hot(test)-spot temperature of Real-Time Monitoring high-tension apparatus, for the safe operation that improves equipment, extension device serviceable life, in time the load-bearing capacity of judgment device to be to improve the economic benefit of equipment, alleviates personnel's burden etc. and all has very real meaning.
At present, temperature measurement on-line technology is mainly used in high-voltage switch gear cashier's office in a shop, and conventional temp measuring method has common thermometry, infrared measurement of temperature method, optical fiber grating temperature-measuring method and wireless temperature measurement method.Because GIS is full closeding equipment, be limited to its built-in electrical insulation requirement, the sealing property of extension and the serviceable life of pre-buried internal sensor etc., common thermometry, optical fiber grating temperature-measuring method and conventional wireless temperature measurement method all can not be applied on GIS inner conductor contact temperature measurement on-line, Chinese scholars is only studied in infrared detective technology and Infrared Thermal Diagnosis technical elements at present, rig-site utilization not yet, and the aspect such as its reliability, measuring accuracy and influence factor must be furtherd investigate.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of dismantled and assembled infrared temperature measurement system for GIS, and this system can dismounting in the situation that not affecting the normal operation of GIS, and does not affect GIS internal electric field structure and sealing property requirement.
To achieve these goals, the utility model is taked following scheme:
The utility model provides a kind of dismantled and assembled infrared temperature measurement system for GIS, and described system comprises that infrared perspective window, infrared sensor body, hermetically sealed housing, the first mounting flange, the second mounting flange, circuit protection shell and signal amplify and treatment circuit; Described infrared perspective window is connected with described infrared sensor body, and described infrared sensor body is positioned at described hermetically sealed enclosure interior; Described hermetically sealed housing one end is fixed by described the first mounting flange and GIS, and its other end is connected with circuit protection shell by the second mounting flange; Described signal amplifies and treatment circuit is positioned at described circuit protection shell inside.
Described the first mounting flange comprises the 3rd mounting flange being connected with GIS body and the 4th mounting flange being connected with hermetically sealed housing.
The diameter of described the 3rd mounting flange is greater than the diameter of the 4th mounting flange.
Described infrared perspective window comprises quartz window, securing member and O-ring seal; Described quartz window is fixed on the 3rd mounting flange by securing member, between described quartz glass and securing member, is provided with O-ring seal.
Described infrared sensor body comprises optical lens and infrared temperature-test sensor, and described optical lens one end is arranged on described infrared temperature-test sensor, and the other end is connected with quartz window, between described optical lens and quartz window, is provided with O-ring seal.
Described infrared temperature-test sensor is enclosed with insulating coating except connecting the remainder of optical lens part.
Described hermetically sealed housing is provided with explosion-proof relief mouth.
Compared with prior art, the beneficial effects of the utility model are:
(1) this device has dismantled and assembled structure flexibly, hermetically sealed housing and installation of sensors parts safety are independent, and installation of sensors parts have good sealing and withstand voltage properties, infrared temperature-test sensor body and hermetically sealed housing are arranged on outside GIS air chamber, are convenient to infrared temperature measurement apparatus verification under GIS service condition, maintenance and replacing;
(2) adopt all-sealed structure design, infrared temperature-test sensor body and GIS, by the 3rd mounting flange, the complete seal isolation of quartz window, make infrared sensor antijamming capability strong;
The parts that (3) the 3rd mounting flanges, quartz window and securing member form have sealing property, guarantee that GIS slip of interior gas year is not more than 0.5%, and can bear 0.5MPa rated pressure, these installation of sensors parts are stretched into GIS tank interior but are no more than inner tank wall by hand hole, do not affect GIS tank interior Electric Field Distribution;
(4) complete electrical isolation between the hermetically sealed housing of stainless steel and internal machine core, adopts sealing, the insulating protection technology identical with GIS, can guarantee operation steady in a long-term under actual operating mode;
(5) teflon has guaranteed that infrared temperature-test sensor body coordinates with the seamless of installing component;
(6) this device is provided with the outer quartz window of high-intensity red, guarantees infrared energy transmissivity, does not affect the accuracy of infrared measurement of temperature, and has good sealing and withstand voltage properties;
(7) the explosion-proof relief mouth arranging on hermetically sealed housing, once make internal discharge fault occurs, the electric arc of generation is unlikely to injure personnel;
(8) quartz window adopts threaded fastener and double seal coil structures, has guaranteed sealing and the withstand voltage properties at this window place.
Accompanying drawing explanation
Fig. 1 is the dismantled and assembled infrared temperature measurement system longitudinal sectional view for GIS;
Wherein, 1-the 3rd mounting flange, 2-the 4th mounting flange; the hermetically sealed housing of 3-, 4-the second mounting flange, 5-circuit protection shell; 6-explosion-proof relief mouth; 7-insulating coating, 8-infrared temperature-test sensor, the O-ring seal between 9-quartz window and securing member; 10-optical lens; 11-quartz window, 12-securing member, the O-ring seal of 13-between optical lens and quartz window.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As Fig. 1, the utility model provides a kind of dismantled and assembled infrared temperature measurement system for GIS, and described system comprises that infrared perspective window, infrared temperature-test sensor body, hermetically sealed housing 3, the first mounting flange, the second mounting flange 4, circuit protection shell 5 and signal amplify and treatment circuit; Described infrared perspective window is connected with described infrared temperature-test sensor body, and described infrared temperature-test sensor body is positioned at described hermetically sealed housing 3 inside; Described hermetically sealed housing 3 one end are fixed by described the first mounting flange and GIS, and hermetically sealed housing 3 other ends are connected with circuit protection shell 5 by the second mounting flange 4, and described signal amplifies and treatment circuit is positioned at described circuit protection shell 5 inside.
Between described hermetically sealed housing 3 and the first mounting flange, by welding manner, fix, its with the second mounting flange 4 between by nut, be connected.
Described the first mounting flange comprises the 3rd mounting flange 1 being connected with GIS body and the 4th mounting flange 2 being connected with hermetically sealed housing 3.The diameter of described the 3rd mounting flange 1 is greater than the diameter of the 4th mounting flange 2.
Described infrared perspective window comprises quartz window 11, securing member 12 and O-ring seal 9; Described quartz window 11 is fixed on the 3rd mounting flange 1 by securing member 12, between described quartz glass and securing member 12, is provided with O-ring seal 9.
Described infrared temperature-test sensor body comprises optical lens 10 and infrared temperature-test sensor 8, described optical lens 10 one end are arranged on described infrared temperature-test sensor 8, the other end is connected with quartz window 11, between described optical lens 10 and quartz window 11, is provided with O-ring seal 13.Every temperature all can produce infrared radiation higher than the object of absolute zero.For the object with certain emissivity, there is certain relation in its infrared energy and temperature.Infrared temperature-test sensor 8 is based on above-mentioned principle, by optical lens 10 by infrared emanation signal focus to infrared temperature-test sensor 8, described infrared temperature-test sensor 8 gathers infrared emanation signal, and this infrared emanation signal is converted to electric signal, this electric signal by described signal, amplify and processing circuit processes after, export the temperature value of measured target.
Described infrared temperature-test sensor 8 is enclosed with insulating coating 7 except connecting the remainder of optical lens 10 parts, and described insulating coating 7 adopts teflon.
Described hermetically sealed housing 3 is provided with explosion-proof relief mouth 6.The material that described hermetically sealed housing 3 adopts is 0Cr13Al, it is with the alloy preparation that carbon content is 0.075%, silicone content is 0.94%, manganese content is 0.97%, phosphorus content is 0.035%, sulfur content is 0.025%, chromium content is 14.0%, surplus is iron, and described percentage is percent by weight.
For the GIS not putting into operation, above-mentioned infrared temperature-test sensor body and infrared sensor installing component are done as a whole, can directly be installed on GIS body by the 3rd mounting flange, and simple to operate, it is convenient to install.
For operating GIS, infrared temperature-test sensor body can directly pass through the flexible dismounting of the 4th mounting flange 2, can, not affecting under GIS normal operating condition, to infrared temperature measurement system, carry out verification, maintenance and replacing.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although the utility model is had been described in detail with reference to above-described embodiment, those of ordinary skill in the field are to be understood that: still can modify or be equal to replacement embodiment of the present utility model, and do not depart from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. for a dismantled and assembled infrared temperature measurement system of GIS, it is characterized in that: described system comprises that infrared perspective window, infrared sensor body, hermetically sealed housing, the first mounting flange, the second mounting flange, circuit protection shell and signal amplify and treatment circuit; Described infrared perspective window is connected with described infrared sensor body, and described infrared sensor body is positioned at described hermetically sealed enclosure interior; Described hermetically sealed housing one end is fixed by described the first mounting flange and GIS, and its other end is connected with circuit protection shell by the second mounting flange; Described signal amplifies and treatment circuit is positioned at described circuit protection shell inside.
2. the dismantled and assembled infrared temperature measurement system for GIS according to claim 1, is characterized in that: described the first mounting flange comprises the 3rd mounting flange being connected with GIS body and the 4th mounting flange being connected with hermetically sealed housing.
3. the dismantled and assembled infrared temperature measurement system for GIS according to claim 2, is characterized in that: the diameter of described the 3rd mounting flange is greater than the diameter of the 4th mounting flange.
4. the dismantled and assembled infrared temperature measurement system for GIS according to claim 1, is characterized in that: described infrared perspective window comprises quartz window, securing member and O-ring seal; Described quartz window is fixed on the 3rd mounting flange by securing member, between described quartz glass and securing member, is provided with O-ring seal.
5. the dismantled and assembled infrared temperature measurement system for GIS according to claim 1, it is characterized in that: described infrared sensor body comprises optical lens and infrared temperature-test sensor, described optical lens is arranged on described infrared temperature-test sensor, the other end is connected with quartz glass, between described optical lens and quartz glass, is provided with O-ring seal.
6. the dismantled and assembled infrared temperature measurement system for GIS according to claim 5, is characterized in that: described infrared temperature-test sensor is enclosed with insulating coating except connecting the remainder of optical lens part.
7. the dismantled and assembled infrared temperature measurement system for GIS according to claim 1, is characterized in that: described hermetically sealed housing is provided with explosion-proof relief mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320697094.3U CN203561440U (en) | 2013-11-05 | 2013-11-05 | Detachable infrared temperature measurement system used for GIS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320697094.3U CN203561440U (en) | 2013-11-05 | 2013-11-05 | Detachable infrared temperature measurement system used for GIS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203561440U true CN203561440U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320697094.3U Expired - Lifetime CN203561440U (en) | 2013-11-05 | 2013-11-05 | Detachable infrared temperature measurement system used for GIS |
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| Country | Link |
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| CN (1) | CN203561440U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457999A (en) * | 2014-12-09 | 2015-03-25 | 沈阳仪表科学研究院有限公司 | High-voltage switch infrared temperature measuring device |
| CN106058711A (en) * | 2015-04-08 | 2016-10-26 | 江苏海达电气有限公司 | High-performance high-tension GIS (Gas Insulated Switchgear) shell |
| CN112952634A (en) * | 2021-03-04 | 2021-06-11 | 福建中能电气有限公司 | Monitoring module of sealed box body and switch cabinet |
-
2013
- 2013-11-05 CN CN201320697094.3U patent/CN203561440U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457999A (en) * | 2014-12-09 | 2015-03-25 | 沈阳仪表科学研究院有限公司 | High-voltage switch infrared temperature measuring device |
| CN106058711A (en) * | 2015-04-08 | 2016-10-26 | 江苏海达电气有限公司 | High-performance high-tension GIS (Gas Insulated Switchgear) shell |
| CN112952634A (en) * | 2021-03-04 | 2021-06-11 | 福建中能电气有限公司 | Monitoring module of sealed box body and switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140423 |