CN203587620U - End part backflow structure for GIS temperature rise test - Google Patents
End part backflow structure for GIS temperature rise test Download PDFInfo
- Publication number
- CN203587620U CN203587620U CN201320717550.6U CN201320717550U CN203587620U CN 203587620 U CN203587620 U CN 203587620U CN 201320717550 U CN201320717550 U CN 201320717550U CN 203587620 U CN203587620 U CN 203587620U
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- China
- Prior art keywords
- backflow
- bonding conductor
- insert
- support plate
- temperature rise
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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.)
- Expired - Lifetime
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 239000004020 conductor Substances 0.000 claims abstract description 42
- 239000012212 insulator Substances 0.000 claims abstract description 26
- 238000005452 bending Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000005340 laminated glass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004615 ingredient 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
- 230000004048 modification Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Abstract
The utility model relates to an end part backflow structure for a GIS temperature rise test. The end part backflow structure comprises a basin-type insulator, a left embedded piece and a right embedded piece are arranged at two sides of a middle part inside the basin-type insulator, a sample main conductor is inserted between the left embedded piece and the right embedded piece, a shell is mounted on the basin-type insulator, a left backflow bar and a right backflow bar are connected at left and right ends of the shell respectively, the end part backflow structure also comprises a left support plate and a right support plate located at an outer side of the basin-type insulator, a through hole is arranged on the left support plate, a left connecting conductor is inserted in the through hole, a left end of the left embedded piece is inserted in the left connecting conductor, a left end face of the left connecting conductor is connected with a main current guide bar through a left screw, a right end of the right embedded piece is connected with a right connecting conductor through a fastening screw, and the right backflow bar bends rightwards and then downwards and is then connected to a right end face of a right connecting conductor through a right screw. The end part backflow structure for the GIS temperature rise test is simple in structure, reasonable in design, convenient to mount, safe and reliable, and can satisfy end part backflow for the GIS temperature rise test in large current backflow.
Description
Technical field
The utility model belongs to GIS main equipment (Gas Insulated metal-enclosed Switchgear, the gas isolated metal enclosed switchgear of SF6) utility appliance technical field, relates in particular to a kind of GIS temperature rise test end return-flow structure.
Background technology
At present, along with the continuous progress of High-Voltage Technology, GIS product is to high voltage, large capacity, miniaturization, intelligent direction development.The problem, particularly jumbo GIS equipment that when current capacity is GIS design, must consider, current capacity is an important design item especially.
After GIS has designed, the checking of current capacity, mainly by passing into electric current, is tested the method for temperature rise.It is 1.1 times of its rated current that GB requires through-flow.Its test method is to introduce electric current at GIS one end conductor, other end conductor and housing short circuit, electric current is flowed back to by housing, concrete temperature rise test water conservancy diversion figure refers to Fig. 1, this temperature rise test comprises disc insulator 1 with end return-flow structure, both sides, the interior middle part of disc insulator 1 are respectively equipped with left insert 2 and right insert 3, between left insert 2 and right insert 3, be inserted with test product leading body 4, housing 5 is arranged on disc insulator 1, housing 5 two ends, left and right are connected with respectively left backflow row 6 and water conservancy diversion row 30, power transformer 31 two ends are connected with left insert 2 with left backflow row 6 by wire respectively, water conservancy diversion row 30 is connected with right insert 3 by wire, arrow points shown in Fig. 1 is the flow direction of test current.The ingredient of the return-flow structure of housing 5 and test product leading body 4 during as test is that temperature rise test refluxes and needs one of link that emphasis considers.If return-flow structure design is unreasonable, the authenticity of test product temperature rise value will be affected.Whether the design of this return-flow structure is rationally also one of deciding factor of temperature rise test success or failure by one-tenth.
Due to the singularity of return-flow structure, during design except need consider its have suitable, safely and effectively current capacity, also should make every effort to that it is simple in structure, safe and reliable, easy for installation.
Utility model content
It is a kind of simple in structure, reasonable in design, easy for installation and meet the GIS temperature rise test end return-flow structure of large current reflux that the purpose of this utility model is to provide.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of GIS temperature rise test end return-flow structure, comprise disc insulator, in disc insulator, both sides, middle part are respectively equipped with left insert and right insert, between left insert and right insert, be inserted with test product leading body, housing is arranged on disc insulator, two ends, housing left and right are connected with respectively left backflow row and right backflow row, also comprise the left support plate and the right support plate that are positioned at disc insulator outside, left support plate, disc insulator left side, housing left end is connected by left bolt with left backflow row, right support plate, disc insulator right side, housing right-hand member is connected by right bolt with right backflow row, left support plate is provided with through hole, in through hole, be inserted with left bonding conductor, the left end of left insert is plugged in left bonding conductor, left bonding conductor left side is connected with major flow by left screw and arranges, the right-hand member of right insert is connected with right bonding conductor by trip bolt, right backflow is connected to right bonding conductor right side by right screw after downward bending again discharged to the right side, the structure that takes the shape of the letter U is arranged in right backflow.
Described left bonding conductor periphery cover has the insulating bushing of the cooperation of contacting with through hole, and left bonding conductor periphery is provided with the annular stop boss that is positioned at through hole right side, is provided with fingertip and is connected cooperation with left insert left end in left bonding conductor.
Adopt technique scheme, major flow row, left backflow row and right backflow row are made by the fine copper plate of high conductivity, conveniently test high-current leading are entered to product to be tested.Left bonding conductor is the aluminum alloy material of electroplate, and on it, the drainage copper installation hole of the multiple different permutation and combination of design arrangement, can adapt to multiple operating condition of test.Insulating bushing material is polyester glass laminate, and it has good insulation and high-temperature stability.The inner chamber of left bonding conductor is equipped with fingertip and guide ring, has annular stop boss on periphery wall.This structure for example can realize, easily with product to be tested (main bus-bar) plug-in docks with separated, and annular stop boss is provided with fin, convenient installation and location.Right bonding conductor material is fine copper, silver-plated with test product leading body faying face.The utility model all can be according to temperature rise size of current increase and decrease water conservancy diversion row amount at two ends, left and right.
In use, electric current enters from major flow drainage, by coupled left bonding conductor, flows into test product leading body, through right bonding conductor, right backflow row, by test product housing, through left backflow drainage, returns transformer.
The utility model is simple in structure, reasonable in design, easy for installation, safe and reliable, and the GIS temperature rise test that can meet large current reflux refluxes with end.
Accompanying drawing explanation
Fig. 1 is GIS temperature rise test water conservancy diversion schematic diagram in prior art;
Fig. 2 is structural representation of the present utility model.
Embodiment
As shown in Figure 2, a kind of GIS temperature rise test end return-flow structure of the present utility model, comprise disc insulator 1, both sides, the interior middle part of disc insulator 1 are respectively equipped with left insert 2 and right insert 3, between left insert 2 and right insert 3, be inserted with test product leading body 4, housing 5 is arranged on disc insulator 1, housing 5 two ends, left and right are connected with respectively left backflow row 6 and right backflow row 7, the utility model also comprises left support plate 8 and the right support plate 9 that is positioned at disc insulator 1 outside, left support plate 8, disc insulator 1 left side, housing 5 left ends are connected by left bolt 10 with left backflow row 6, right support plate 9, disc insulator 1 right side, housing 5 right-hand members are connected by right bolt 11 with right backflow row 7, left support plate 8 is provided with through hole, in through hole, be inserted with left bonding conductor 12, the left end of left insert 2 stretches out disc insulator 1 and is plugged in left bonding conductor 12, left bonding conductor 12 left sides are connected with major flow row 14 by left screw 13, the right-hand member of right insert 3 is connected with right bonding conductor 15 by trip bolt 19, right backflow row 7 is connected to right bonding conductor 15 right sides by right screw 16 after downward bending to the right again, right backflow row 7 structure that takes the shape of the letter U.
Left bonding conductor 12 periphery covers have the insulating bushing 16 of the cooperation of contacting with through hole, and left bonding conductor 12 peripheries are provided with the annular stop boss 17 that is positioned at through hole right side, be provided with fingertip 18 and be connected cooperation with left insert 2 left ends in left bonding conductor 12.
Major flow row 14, left backflow row 6 and the right backflow row 7 fine copper plates by high conductivity are made, and conveniently test high-current leading are entered to product to be tested.The aluminum alloy material that left bonding conductor 12 is electroplate, on it, the drainage copper installation hole of the multiple different permutation and combination of design arrangement, can adapt to multiple operating condition of test.Insulating bushing 16 materials are polyester glass laminate, and it has good insulation and high-temperature stability.The inner chamber of left bonding conductor 12 is equipped with fingertip 18 and guide ring, has annular stop boss 17 on periphery wall.This structure for example can realize, easily with product to be tested (main bus-bar) plug-in docks with separated, and annular stop boss 17 is provided with fin, convenient installation and location.Right bonding conductor 15 materials are fine copper, silver-plated with test product leading body 4 faying faces.The utility model all can be according to temperature rise size of current increase and decrease water conservancy diversion row amount at two ends, left and right.
In use, electric current flows into from major flow row 14 the utility model, by coupled left bonding conductor 12, flows into test product leading body 4, through right bonding conductor 15, right backflow row 7, by test product housing 5, through left backflow row 6, flows back to transformer.
Above embodiment is the unrestricted the technical solution of the utility model in order to explanation only, although the utility model is had been described in detail with reference to above-described embodiment, those of ordinary skill in the art is to be understood that: still can modify or be equal to replacement the utility model, and not departing from any modification or partial replacement of spirit and scope of the present utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (2)
1. a GIS temperature rise test end return-flow structure, comprise disc insulator, in disc insulator, both sides, middle part are respectively equipped with left insert and right insert, between left insert and right insert, be inserted with test product leading body, housing is arranged on disc insulator, two ends, housing left and right are connected with respectively left backflow row and right backflow row, it is characterized in that: also comprise the left support plate and the right support plate that are positioned at disc insulator outside, left support plate, disc insulator left side, housing left end is connected by left bolt with left backflow row, right support plate, disc insulator right side, housing right-hand member is connected by right bolt with right backflow row, left support plate is provided with through hole, in through hole, be inserted with left bonding conductor, the left end of left insert is plugged in left bonding conductor, left bonding conductor left side is connected with major flow by left screw and arranges, the right-hand member of right insert is connected with right bonding conductor by trip bolt, right backflow is connected to right bonding conductor right side by right screw after downward bending again discharged to the right side, the structure that takes the shape of the letter U is arranged in right backflow.
2. a kind of GIS temperature rise test end return-flow structure according to claim 1, it is characterized in that: described left bonding conductor periphery cover has the insulating bushing of the cooperation of contacting with through hole, left bonding conductor periphery is provided with the annular stop boss that is positioned at through hole right side, is provided with fingertip and is connected cooperation with left insert left end in left bonding conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717550.6U CN203587620U (en) | 2013-11-14 | 2013-11-14 | End part backflow structure for GIS temperature rise test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717550.6U CN203587620U (en) | 2013-11-14 | 2013-11-14 | End part backflow structure for GIS temperature rise test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203587620U true CN203587620U (en) | 2014-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320717550.6U Expired - Lifetime CN203587620U (en) | 2013-11-14 | 2013-11-14 | End part backflow structure for GIS temperature rise test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203587620U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112117663A (en) * | 2019-06-20 | 2020-12-22 | 河南平芝高压开关有限公司 | GIS bus device and GIS sleeve interphase guide row assembly |
| CN113917275A (en) * | 2020-07-09 | 2022-01-11 | 广州华南星光电力科技有限责任公司 | Integrated small-size conductor current-carrying temperature rise test device |
| CN114628186A (en) * | 2020-12-14 | 2022-06-14 | 平高集团有限公司 | Flow guide row connecting structure of grounding switch |
-
2013
- 2013-11-14 CN CN201320717550.6U patent/CN203587620U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112117663A (en) * | 2019-06-20 | 2020-12-22 | 河南平芝高压开关有限公司 | GIS bus device and GIS sleeve interphase guide row assembly |
| CN113917275A (en) * | 2020-07-09 | 2022-01-11 | 广州华南星光电力科技有限责任公司 | Integrated small-size conductor current-carrying temperature rise test device |
| CN114628186A (en) * | 2020-12-14 | 2022-06-14 | 平高集团有限公司 | Flow guide row connecting structure of grounding switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HENAN PINGZHI HIGH VOLTAGE SWITCHGEAR CO., LTD. Free format text: FORMER NAME: HENAN PINGGAO TOSHIBA HIGH VOLTAGE SWITCHGEAR CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 467013 No. 645, east section, Jianshe Road, Henan, Pingdingshan Patentee after: HENAN PINGZHI HIGH VOLTAGE SWITCHGEAR Co.,Ltd. Address before: 467013 No. 645, east section, Jianshe Road, Henan, Pingdingshan Patentee before: HENAN PINGGAO TOSHIBA HIGH VOLTAGE SWITCHGEAR Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |