CN106384659B - A kind of insulator outlet structure current transformer and preparation method thereof - Google Patents
A kind of insulator outlet structure current transformer and preparation method thereof Download PDFInfo
- Publication number
- CN106384659B CN106384659B CN201611015137.XA CN201611015137A CN106384659B CN 106384659 B CN106384659 B CN 106384659B CN 201611015137 A CN201611015137 A CN 201611015137A CN 106384659 B CN106384659 B CN 106384659B
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- China
- Prior art keywords
- insulator
- fuel tank
- conductive bar
- wall
- porcelain
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Housings And Mounting Of Transformers (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
The present invention relates to a kind of insulator outlet structure current transformer and preparation method thereof, particularly oil immersed erected current transformer, belong to technical field of mutual inductor manufacture.Technical scheme is：Insulator（3）It is arranged on fuel tank cap（4）Above, the flange by carrying（11）And fuel tank cap（4）Fastened with bolt；Fuel tank cap（4）With fuel tank（5）It is fastened by bolts；Insulator（3）Top be provided with thicken porcelain wall（7）；Thicken porcelain wall and be provided with mounting plane（10）And stopper slot（9）, primary conductive bar（2）Installed in mounting plane（10）Place, primary conductive bar（2）It is provided with rectangle plane, during assembling, primary conductive bar（2）Rectangle plane be just caught in stopper slot（9）It is interior.The positive effect of the present invention：Porcelain wall mechanical strength increase at insulator and thickening porcelain wall punching, meets that product safety is run；Just it is stuck in after the completion of the assembling of primary conductive bar in stopper slot, can effectively prevents from rotating；Cost is low, simple to operate, good appearance.
Description
Technical field
The present invention relates to a kind of insulator outlet structure current transformer and preparation method thereof, the particularly positive vertical current of oil immersion
Transformer, belong to technical field of mutual inductor manufacture.
Background technology
The just vertical insulator outlet structure of existing oil immersion, current transformer punching insulator used have problems with：1. at punching
Porcelain wall is relatively thin, and porcelain wall intensity declines after punching and processing mounting plane, has cracking phenomena in individual product operation；2. conducting rod
There is no anti-rotation measure, product easily to be rotated at conducting rod after putting into operation after installation, seepage；3. the lower pressured circle of mouth is fixed, assembling is complicated,
Cost is high.
The content of the invention
It is an object of the invention to provide a kind of insulator outlet structure current transformer and preparation method thereof, possess its insulator
The enhanced insulator locally thickeied at conducting rod anti-rotation and punching, solves above mentioned problem present in background technology.
The technical scheme is that：
A kind of insulator outlet structure current transformer, include expander, primary conductive bar, insulator, fuel tank cap, fuel tank and method
Orchid etc., expander are arranged on above insulator, fixed by trim ring and screw rod, and trim ring possesses conductive when clamping fastener insulator and series connection
Flow double action；Insulator is arranged on above fuel tank cap, is fastened by the flange and fuel tank cover bolt that carry；Fuel tank cap and fuel tank
It is fastened by bolts；Provided with porcelain wall is thickeied, the wall thickness for thickening porcelain wall is more than the wall thickness of insulator, therefore is referred to as adding at the top of insulator
Thick porcelain wall, thicken porcelain wall and play reinforcement effect；Thicken porcelain wall and be provided with hole, thicken porcelain wall provided with mounting plane and spacing
Groove, primary conductive bar are arranged at mounting plane, and primary conductive bar is provided with rectangle plane, during assembling, the square of primary conductive bar
Shape plane is just caught in stopper slot, prevents that primary conductive bar rotates during operation.
The fuel tank is provided with secondary outlet box.
A kind of preparation method of insulator outlet structure current transformer, includes following processing step：
Expander is arranged on above insulator, is fixed by trim ring and screw rod, when trim ring possesses clamping fastener insulator and series connection
Electrical conduction current double action；Insulator is arranged on above fuel tank cap, is fastened by the flange and fuel tank cover bolt that carry；Fuel tank cap with
Fuel tank is fastened by bolts；The top of insulator, which is provided with, thickeies porcelain wall, and the wall thickness for thickening porcelain wall is more than the wall thickness of insulator, therefore claims
To thicken porcelain wall, thicken porcelain wall and play reinforcement effect；Punched on porcelain wall is thickeied, thicken porcelain wall and be provided with mounting plane and limit
Position groove, primary conductive bar are arranged at mounting plane, and primary conductive bar is provided with rectangle plane, during assembling, primary conductive bar
Rectangle plane is just caught in stopper slot, prevents that primary conductive bar rotates during operation.
The insulator and thickening porcelain wall are structure as a whole, and are provided with the top of insulator and thicken porcelain wall, and insulator and thickening porcelain wall are fired
After the completion of, when carrying out post-production, process the mounting plane with stopper slot.
Fuel tank is provided with secondary outlet box.
Insulator and thickening porcelain wall are structure as a whole, and are provided with the top of insulator and thicken porcelain wall, increase porcelain wall intensity at punching, insulator
And thicken after the completion of porcelain wall fires, when carrying out post-production, the mounting plane with stopper slot is processed, by mucilage binding at mouth under insulator
The flange of one cast aluminium alloy.
The positive effect of the present invention：Porcelain wall mechanical strength increase at insulator and thickening porcelain wall punching, meets that product safety is transported
OK；Just it is stuck in after the completion of the assembling of primary conductive bar in stopper slot, can effectively prevents from rotating；Insulator and fuel tank cap directly use bolt
Fastening, cost is low, simple to operate, good appearance.
Brief description of the drawings
Fig. 1 is the schematic diagram of insulator of the embodiment of the present invention；
Fig. 2 is structural representation of the embodiment of the present invention；
In figure：Expander 1, primary conductive bar 2, insulator 3, fuel tank cap 4, fuel tank 5, secondary outlet box 6, thickening porcelain wall 7, hole
8th, stopper slot 9, mounting plane 10, flange 11.
Embodiment
Below in conjunction with the accompanying drawings, by embodiment, the present invention will be further described.
A kind of insulator outlet structure current transformer, include expander 1, primary conductive bar 2, insulator 3, fuel tank cap 4, fuel tank
5 and flange 11 etc., expander 1 are arranged on the top of insulator 3, fixed by trim ring and screw rod, trim ring possess clamping fastener insulator and
Electrical conduction current double action during series connection；Insulator 3 is arranged on above fuel tank cap 4, tight with bolt by the flange 11 and fuel tank cap 4 that carry
Gu；Fuel tank cap 4 is fastened by bolts with fuel tank 5；The top of insulator 3, which is provided with, thickeies porcelain wall 7, and the wall thickness of the thickening porcelain wall 7 is big
In the wall thickness of insulator, therefore it is referred to as thickening porcelain wall, thickeies porcelain wall and play reinforcement effect；Thicken porcelain wall and be provided with hole 8, thicken porcelain wall
Mounting plane 10 and stopper slot 9 are provided with, primary conductive bar 2 is arranged at mounting plane 10, and primary conductive bar 2 is provided with rectangle
Plane, during assembling, the rectangle plane of primary conductive bar 2 is just caught in stopper slot 9, prevents that primary conductive bar rotates during operation；
The insulator and thickening porcelain wall are structure as a whole, and are provided with the top of insulator and thicken porcelain wall, after the completion of insulator and the wall firing of thickening porcelain, enter
During row post-production, the mounting plane with stopper slot is processed.
The fuel tank 5 is provided with secondary outlet box 6.
A kind of preparation method of insulator outlet structure current transformer, includes following processing step：
Expander 1 is arranged on the top of insulator 3, is fixed by trim ring and screw rod, trim ring possesses clamping fastener insulator and series connection
When electrical conduction current double action；Insulator 3 is arranged on above fuel tank cap 4, is fastened by the flange 11 and fuel tank cap 4 that carry with bolt；
Fuel tank cap 4 is fastened by bolts with fuel tank 5；The top of insulator 3, which is provided with, thickeies porcelain wall 7, and the wall thickness for thickening porcelain wall 7 is more than porcelain
The wall thickness of set, therefore be referred to as thickening porcelain wall, thicken porcelain wall and play reinforcement effect；8 are punched on porcelain wall is thickeied, thickeies and is set on porcelain wall
There are mounting plane 10 and stopper slot 9, primary conductive bar 2 is arranged at mounting plane 10, and primary conductive bar 2 is put down provided with rectangle
Face, during assembling, the rectangle plane of primary conductive bar 2 is just caught in stopper slot 9, prevents that primary conductive bar rotates during operation.
Fuel tank 5 is provided with secondary outlet box 6.
Insulator and thickening porcelain wall are structure as a whole, and are provided with the top of insulator and thicken porcelain wall, increase porcelain wall intensity at punching, insulator
And thicken after the completion of porcelain wall fires, when carrying out post-production, the mounting plane with stopper slot is processed, by mucilage binding at mouth under insulator
The flange of one cast aluminium alloy.
Claims (2)
- A kind of 1. insulator outlet structure current transformer, it is characterised in that：Include expander（1）, primary conductive bar（2）, insulator （3）, fuel tank cap（4）, fuel tank（5）And flange（11）, expander（1）It is arranged on insulator（3）Top, consolidated by trim ring and screw rod It is fixed, electrical conduction current double action when trim ring possesses clamping fastener insulator and series connection；Insulator（3）It is arranged on fuel tank cap（4）Above, pass through The flange carried（11）And fuel tank cap（4）Fastened with bolt；Fuel tank cap（4）With fuel tank（5）It is fastened by bolts；Insulator（3）'s Top, which is provided with, thickeies porcelain wall（7）, the thickening porcelain wall（7）Wall thickness be more than insulator wall thickness, therefore be referred to as thicken porcelain wall, thicken porcelain Wall plays reinforcement effect；Thicken porcelain wall and be provided with mounting plane（10）And stopper slot（9）, primary conductive bar（2）Installed in peace Fill plane（10）Place, primary conductive bar（2）It is provided with rectangle plane, during assembling, primary conductive bar（2）Rectangle plane just block Enter stopper slot（9）It is interior, prevent that primary conductive bar rotates during operation.
- 2. a kind of preparation method of insulator outlet structure current transformer, it is characterised in that include following processing step：Expander（1）It is arranged on insulator（3）Top, fixed by trim ring and screw rod, trim ring possesses clamping fastener insulator and series connection When electrical conduction current double action；Insulator（3）It is arranged on fuel tank cap（4）Above, the flange by carrying（11）And fuel tank cap（4）Use spiral shell Bolt fastens；Fuel tank cap（4）With fuel tank（5）It is fastened by bolts；Insulator（3）Top be provided with thicken porcelain wall（7）, the thickening porcelain Wall（7）Wall thickness be more than insulator wall thickness, therefore be referred to as thicken porcelain wall, thicken porcelain wall play reinforcement effect；Thicken and set on porcelain wall There is mounting plane（10）And stopper slot（9）, primary conductive bar（2）Installed in mounting plane（10）Place, primary conductive bar（2）On set There is a rectangle plane, during assembling, primary conductive bar（2）Rectangle plane be just caught in stopper slot（9）It is interior, prevent from once leading during operation Electric pole rotates；The insulator and thickening porcelain wall are structure as a whole, and after the completion of insulator and the wall firing of thickening porcelain, carry out post-production When, process the mounting plane with stopper slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611015137.XA CN106384659B (en) | 2016-11-18 | 2016-11-18 | A kind of insulator outlet structure current transformer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611015137.XA CN106384659B (en) | 2016-11-18 | 2016-11-18 | A kind of insulator outlet structure current transformer and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN106384659A CN106384659A (en) | 2017-02-08 |
| CN106384659B true CN106384659B (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611015137.XA Active CN106384659B (en) | 2016-11-18 | 2016-11-18 | A kind of insulator outlet structure current transformer and preparation method thereof |
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| CN (1) | CN106384659B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360712B (en) * | 2018-11-27 | 2023-10-17 | 保定天威互感器有限公司 | External current transformer for transformer and application method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3521518A1 (en) * | 1985-05-20 | 1986-11-20 | BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau | High-voltage converter |
| CN201369240Y (en) * | 2009-03-23 | 2009-12-23 | 安徽宏鼎互感器有限公司 | Primary line leading out structure of 110kV oil-immersed current transformer |
| CN201369198Y (en) * | 2009-03-19 | 2009-12-23 | 醴陵市华鑫电瓷电器有限公司 | 220 kV integrally formed porcelain bushing |
| CN201773692U (en) * | 2010-09-17 | 2011-03-23 | 大连北方互感器集团有限公司 | Oil immersed standing current transformer one-time wiring structure |
| CN202758732U (en) * | 2012-08-02 | 2013-02-27 | 大连第二互感器集团有限公司 | Current transformer |
| CN202871430U (en) * | 2012-10-06 | 2013-04-10 | 河南亚丰电瓷电器有限公司 | Through-wall porcelain bushing with large and small porcelain columns |
-
2016
- 2016-11-18 CN CN201611015137.XA patent/CN106384659B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3521518A1 (en) * | 1985-05-20 | 1986-11-20 | BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau | High-voltage converter |
| CN201369198Y (en) * | 2009-03-19 | 2009-12-23 | 醴陵市华鑫电瓷电器有限公司 | 220 kV integrally formed porcelain bushing |
| CN201369240Y (en) * | 2009-03-23 | 2009-12-23 | 安徽宏鼎互感器有限公司 | Primary line leading out structure of 110kV oil-immersed current transformer |
| CN201773692U (en) * | 2010-09-17 | 2011-03-23 | 大连北方互感器集团有限公司 | Oil immersed standing current transformer one-time wiring structure |
| CN202758732U (en) * | 2012-08-02 | 2013-02-27 | 大连第二互感器集团有限公司 | Current transformer |
| CN202871430U (en) * | 2012-10-06 | 2013-04-10 | 河南亚丰电瓷电器有限公司 | Through-wall porcelain bushing with large and small porcelain columns |
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| Publication number | Publication date |
|---|---|
| CN106384659A (en) | 2017-02-08 |
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