CN102157224B - Sheath type PE thermal shrinkable insulating sleeve - Google Patents
Sheath type PE thermal shrinkable insulating sleeve Download PDFInfo
- Publication number
- CN102157224B CN102157224B CN 201110042083 CN201110042083A CN102157224B CN 102157224 B CN102157224 B CN 102157224B CN 201110042083 CN201110042083 CN 201110042083 CN 201110042083 A CN201110042083 A CN 201110042083A CN 102157224 B CN102157224 B CN 102157224B
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- CN
- China
- Prior art keywords
- insulating sleeve
- sheath type
- aluminium foil
- conductor
- zinc coat
- Prior art date
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- 239000004519 grease Substances 0.000 claims abstract description 31
- 239000004020 conductor Substances 0.000 claims abstract description 20
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000011701 zinc Substances 0.000 claims abstract description 17
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000005030 aluminium foil Substances 0.000 claims description 38
- 239000003292 glue Substances 0.000 claims description 32
- 229920001296 polysiloxane Polymers 0.000 claims description 30
- 239000011248 coating agent Substances 0.000 claims description 29
- 238000000576 coating method Methods 0.000 claims description 29
- 239000000203 mixture Substances 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 abstract description 10
- 239000004416 thermosoftening plastic Substances 0.000 abstract description 10
- -1 polyethylene Polymers 0.000 abstract description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000004698 Polyethylene Substances 0.000 abstract 8
- 229920000573 polyethylene Polymers 0.000 abstract 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 230000002860 competitive effect Effects 0.000 abstract 1
- 239000011888 foil Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
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Abstract
The invention discloses a tubular bus bar insulating sleeve, and in particular relates to a sheath type polyethylene (PE) thermal shrinkable insulating sleeve. The sheath type PE thermal shrinkable insulating sleeve comprises a conductor, a zinc coat, shielding layers and a copper belt, and is characterized in that: the zinc coat is formed on the outer surface of the conductor through hot dip, more than two shielding layers are sequentially overlapped on the outer surface of the zinc coat, and the copper belt is wound outside the outermost shielding layer, wherein every shielding layer consists of a PE bonding material, a silicon grease coat and an aluminum foil. The PE bonding material is arranged in each shielding layer on the outer surface of the conductor in a thermoplastic mode, and the original polytetrafluoroethylene wound outside the conductor is replaced, so that overlapped spaces and air gaps are difficult to generate in the constructing process, local discharge is difficult to influence, and the sheath type PE shrinkable insulating sleeve has high insulating performance; the original polytetrafluoroethylene is replaced by the PE bonding material, so that the production cost of enterprises is lowered, and the market competitive power of the enterprises is strengthened; and the integral sheath type PE shrinkable insulating sleeve has the advantages of high insulating performance, high safety factor, convenience in installation and the like, and has a great popularization value.
Description
Technical field:
Patent of the present invention relates to a kind of pipe bus insulation cover, relates in particular to a kind of insulation property height, little, the convenient jacket-type PE pyrocondensation insulating case of installing of production cost.
Background technology:
The pipe bus is because having advantages such as ampacity is big, kelvin effect is low, radiating condition is good, allowable stress is big, is connected with conductor between the substation transformer, is widely used in the wire jumper in the transmission line, bonding conductor in the power equipment as the grid power transmission lead in China's power construction engineering.But the pipe bus current is bigger, in use insulation property are had relatively high expectations, the general employing of existing pipe bus holds polytetrafluoroethylene film and insulate outside the pipe bus-bars conductor, in the process of holding, be easy to generate stacked space like this, cause the air gap amount big, influence partial discharge, insulation property are relatively poor; The polytetrafluoroethylene price is higher simultaneously, increases the operation cost of enterprise.
Summary of the invention:
Patent of the present invention provides a kind of insulation property height, little, the convenient jacket-type PE pyrocondensation insulating case of installing of production cost at above the deficiencies in the prior art.
For realizing the above object, the technical scheme that patent of the present invention adopts is:
Jacket-type PE pyrocondensation insulating case is made up of electric conductor, zinc coat, screen and copper strips; It is characterized in that: the electric conductor outer surface heat is coated with zinc coat, and the zinc coat outer surface is superimposed with two layers successively with upper shielding layer, and outermost screen outside is surrounded with copper strips; Wherein every layer of screen connects material, silicone grease coating and aluminium foil composition by PE glue.
Patent of the present invention can solve following technical problem: equal thermoplastic has PE glue to connect material in every layer of screen of (1) electric conductor outer surface, replaced original electric conductor to hold polytetrafluoroethylene outward, in work progress, be not easy to produce stacked space, do not have air gap, be not easy to influence partial discharge, good insulation preformance; (2) PE glue connects material and has replaced original polytetrafluoroethylene, has reduced enterprise's production cost, has strengthened the market competitiveness of enterprise; (3) as in 10KV high-voltage construction process, can be at four layers of screen of the outside stack of electric conductor zinc coat; As the 35KV high pressure, the eight layers of screen that can superpose make up comparatively flexible.
Description of drawings:
Fig. 1 is patent 10KV high pressure jacket-type PE pyrocondensation insulating case generalized section of the present invention;
Fig. 2 is patent 35KV high pressure jacket-type PE pyrocondensation insulating case generalized section of the present invention;
Embodiment:
As shown in Figure 1, jacket-type PE pyrocondensation insulating case is made up of electric conductor, zinc coat, four layers of screen and copper strips; Concrete structure, electric conductor 1 external structure is followed successively by: zinc coat 2, PE glue connect expects that A3, silicone grease coating A4, aluminium foil A5, PE glue connect and expects that B6, silicone grease coating B7, aluminium foil B8, PE glue connect and expect that C9, silicone grease coating C10, aluminium foil C11, PE glue connect and expect that D12, silicone grease coating D13, aluminium foil D14 and copper strips 15 form; During concrete enforcement, earlier with electric conductor 1 surface with the wipes of alcohol flush away except surface dirt, hot dip has zinc coat 2 then, with reduce electric conductor 1 outer surface burr, ageing-resistant, increase service life, reduce partial discharge; At zinc coat 2 stacks first screen, concrete structure is: zinc coat 2 outer surface thermoplastic PE glue connect expects that A3 insulate, and PE glue connects expects that the A3 outer surface is coated with silicone grease coating A4, and silicone grease coating A4 posts aluminium foil A5 in the surface and plays shielding action; At aluminium foil A5 surface stack second layer screen, concrete structure is then: aluminium foil A5 outer surface thermoplastic PE glue connects expects B6, and PE glue connects expects that the B6 outer surface is coated with silicone grease coating B7, and silicone grease coating B7 posts aluminium foil B8 in the surface; And then at the 3rd layer of screen of aluminium foil B8 surface stack, concrete structure is: aluminium foil B8 outer surface thermoplastic PE glue connects expects C9, and PE glue connects expects that the C9 outer surface is coated with silicone grease coating C10, and silicone grease coating C10 posts aluminium foil C11 in the surface; And then at the 4th layer of screen of aluminium foil C11 surface stack, concrete structure is: aluminium foil C11 outer surface thermoplastic PE glue connects expects D12, and PE glue connects expects that the D12 outer surface is coated with silicone grease coating D13, and silicone grease coating D13 posts aluminium foil D14 in the surface; To be surrounded with copper strips 15 ground connection in the lump at aluminium foil D14 outermost surface at last, to manage under the bus insulation destruction situation in order preventing on the one hand, short circuit appears in ground connection, shields; Make Leakage Current and surface volume electric current lead to the earth by earth connection on the other hand.
As shown in Figure 2, jacket-type PE pyrocondensation insulating case is made up of electric conductor, zinc coat, eight layers of screen and copper strips; Concrete structure, electric conductor 1 external structure is followed successively by: zinc coat 2, PE glue connect expects that A3, silicone grease coating A4, aluminium foil A5, PE glue connect and expects that B6, silicone grease coating B7, aluminium foil B8, PE glue connect and expect that C9, silicone grease coating C10, aluminium foil C11, PE glue connect and expect that D12, silicone grease coating D13, aluminium foil D14, PE glue connect and expect that E15, silicone grease coating E16, aluminium foil E17, PE glue connect and expect that F18, silicone grease are coated with F19, aluminium foil F20, PE glue and connect and expect that G21, silicone grease coating G22, aluminium foil G23, PE glue connect and expect that H24, silicone grease coating H25, aluminium foil H26 and copper strips 27 form; During concrete enforcement, on original four layers of screen basis, increasing by four layers of screen in addition, concrete structure is: increase the layer 5 screen at aluminium foil D14 outer surface, even expect E15 at aluminium foil D14 outer surface thermoplastic PE glue, PE glue connects expects that the E15 outer surface is coated with silicone grease coating E16, and silicone grease coating E16 posts aluminium foil E17 in the surface; Increase the layer 6 screen at aluminium foil E17 outer surface then, aluminium foil E17 outer surface thermoplastic PE glue connects expects F18, and PE glue connects expects that the F18 outer surface is coated with silicone grease coating F19, and silicone grease coating F19 posts aluminium foil F20 in the surface; Increase the layer 7 screen at aluminium foil F20 outer surface then, aluminium foil F20 outer surface thermoplastic PE glue connects expects G21, and PE glue connects expects that the G21 outer surface is coated with silicone grease coating G22, and silicone grease coating G22 posts aluminium foil G23 in the surface; Increase the 8th layer of screen at aluminium foil G23 outer surface then, aluminium foil G23 outer surface thermoplastic PE glue connects expects H24, and PE glue connects expects that the H24 outer surface is coated with silicone grease coating H25, and silicone grease coating H25 posts aluminium foil H26 in the surface; Be surrounded with copper strips 27 ground connection in the lump at aluminium foil H26 outermost surface at last.
Patent of the present invention has good insulation preformance, coefficient of safety height, advantage such as easy for installation, has great promotional value.
Claims (1)
1. jacket-type PE pyrocondensation insulating case is made up of electric conductor, zinc coat, screen and copper strips; It is characterized in that: the electric conductor outer surface heat is coated with zinc coat, and the zinc coat outer surface is superimposed with two layers successively with upper shielding layer, and outermost screen outside is surrounded with copper strips; Wherein every layer of screen connects material, silicone grease coating and aluminium foil composition by PE glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110042083 CN102157224B (en) | 2011-02-16 | 2011-02-16 | Sheath type PE thermal shrinkable insulating sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110042083 CN102157224B (en) | 2011-02-16 | 2011-02-16 | Sheath type PE thermal shrinkable insulating sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102157224A CN102157224A (en) | 2011-08-17 |
| CN102157224B true CN102157224B (en) | 2013-09-25 |
Family
ID=44438653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110042083 Active CN102157224B (en) | 2011-02-16 | 2011-02-16 | Sheath type PE thermal shrinkable insulating sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102157224B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6064000A (en) * | 1995-03-18 | 2000-05-16 | The Zippertubing Company | Heat shrinkable shielding tube |
| CN201364758Y (en) * | 2009-01-16 | 2009-12-16 | 深圳市惠程电气股份有限公司 | 10KV metal tube bus insulated and shielded by vulcanized silicon rubber |
| CN201364751Y (en) * | 2009-01-16 | 2009-12-16 | 深圳市惠程电气股份有限公司 | 35KV aluminum tube bus insulated by polyolefin heat-shrinkable tube |
| CN201365097Y (en) * | 2009-01-16 | 2009-12-16 | 深圳市惠程电气股份有限公司 | Metal tube bus outer surface shield |
| CN201364756Y (en) * | 2009-01-16 | 2009-12-16 | 深圳市惠程电气股份有限公司 | 10KV metal tube bus insulated by vulcanized silicone rubber |
| CN201364755Y (en) * | 2009-01-16 | 2009-12-16 | 深圳市惠程电气股份有限公司 | 10KV metal tube bus insulated by conductive/insulated composite double-wall heat shrinkable tube |
| CN101800093B (en) * | 2010-03-18 | 2013-09-11 | 钱秋英 | Externally-sleeved insulated sleeve |
| CN201910264U (en) * | 2011-02-16 | 2011-07-27 | 钱秋英 | Coating-type poly ethylene (PE) thermal shrinkage insulation sleeve |
-
2011
- 2011-02-16 CN CN 201110042083 patent/CN102157224B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102157224A (en) | 2011-08-17 |
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