CN101866723A - Method for manufacturing bent insulated busbar - Google Patents
Method for manufacturing bent insulated busbar Download PDFInfo
- Publication number
- CN101866723A CN101866723A CN 201010200361 CN201010200361A CN101866723A CN 101866723 A CN101866723 A CN 101866723A CN 201010200361 CN201010200361 CN 201010200361 CN 201010200361 A CN201010200361 A CN 201010200361A CN 101866723 A CN101866723 A CN 101866723A
- Authority
- CN
- China
- Prior art keywords
- insulator
- propylene rubber
- conductive cores
- ethylene
- insulation
- Prior art date
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000012212 insulator Substances 0.000 claims abstract description 59
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims abstract description 32
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 19
- 239000004945 silicone rubber Substances 0.000 claims abstract description 18
- 239000003990 capacitor Substances 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims description 32
- 238000005452 bending Methods 0.000 claims description 18
- 230000004888 barrier function Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 239000013536 elastomeric material Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000003822 epoxy resin Substances 0.000 description 9
- 229920000647 polyepoxide Polymers 0.000 description 9
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 238000007598 dipping method Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
Abstract
The invention discloses a method for manufacturing a bent insulated busbar, which comprises the following steps of: A) preparing a bent conducting core; B) manufacturing an insulator: manufacturing an insulated base tube by using insulated silicone rubber or insulated ethylene propylene rubber, respectively coating a capacitor plate layer made of conducting insulated silicone rubber or semi-conducting insulated ethylene propylene rubber or conducting ethylene propylene rubber or semi-conducting ethylene propylene rubber on the inner side and outer side of the insulated base tube to prepare an insulator substrate, and coating an insulating layer made of insulated silicon rubber or insulated ethylene propylene rubber on the outer side of the insulator substrate; and C) directly sleeving the insulator on the outer side of the conducting core. By the manufacturing method, the insulator can be manufactured independently according to the dimension of the conducting core, so that the concentricity, uniformity and the like of the insulator can be ensured; and the inside diameter of the insulator is set to be equal to or close to the outside diameter of the conducting core and the insulator is sleeved on the conducting core by utilizing the elasticity of the insulator, so the process is simple, corresponding equipment for vacuum pouring is decreased, and the manufacturing cost is reduced.
Description
Technical field
The present invention relates to a kind of manufacture method of high-voltage insulated bus, the manufacture method of the crooked condenser type isolated bus of more specifically saying so belongs to electric power equipment technical field.
Background technology
Isolated bus is generally used for the transmission of high-tension electricity, and existing isolated bus often adopts the condenser type isolated bus, and the condenser type isolated bus is by conductive cores, and alternating packets overlays on the conductive cores outer insulation, the capacitance pole flaggy is formed.Conductive cores adopts conductive metal pipe usually, as copper pipe; Insulating barrier adopts epoxy resin dipping fibre or organic insulation film band to make mostly; Capacitor plate is made by conduction or semiconductive material.
As disclosed " epoxy resin dipping fibre high voltage insulation core body " patent documentation in State Intellectual Property Office's on April 9th, 2003, the disclosed epoxy resin dipping fibre high voltage insulation core body of the document, comprise the electric conductor that is arranged at the insulation core body center, overlay on the epoxy resin dipping fibre layer of electric conductor outer surface and the epoxy resin dipping fibre insulator that capacitor plate constitutes the capacitor pole plate by alternating packets, what be coated on epoxy resin dipping fibre insulator outer surface has a umbrella shape oversheath, and capacitor plate is made of woven wire or carbon fiber bar nonwoven fabrics.The insulation core body of said structure or the isolated bus of similar structures can adopt equipment such as wrapping machine for straight tube, make more convenient, but isolated bus for bending, as U type isolated bus, relatively more difficult during making, make concentricity, the uniformity degree of product be difficult to be guaranteed, even can influence the quality of product.
In addition, as disclosed " 10kV sulphurated siliastic insulated metal pipe bus " patent documentation (publication number: CN201364756) in State Intellectual Property Office's on December 16th, 2009, the sulphurated siliastic insulated metal pipe bus of document introduction is: metal tube has screen outward, molding sulfuration silicone rubber insulation layer outside screen, sulphurated siliastic insulating barrier gross thickness is at 3.0～3.8mm, the metal tube outer surface has screen, this kind metal tube bus to have a variation that shrinkage heat rises little, characteristics such as electric strength, thermal endurance and ageing resistance are good.But this related bus is generally understood as straight edge line, and the bus of not mentioned curved shape.
At present, the high-voltage insulated bus of curved shape is made and is generally adopted vacuum casting method to finish.The insulating barrier of this bus is the compound of epoxy resin and inorganic material, and existing this manufacturing high voltage insulation core body is with conductive cores and be fixed on the conductive cores capacitor plate more than or two on every side as the parts that assemble.Place the special-purpose metal mould that coats release agent also fixing parts, put into the vacuum pouring jar then, under constant temperature, vacuum state, pour into Formulaion of epoxy resin system compound, slough mould after the hot curing, finish the making of high voltage insulation core body.The subject matter that said method exists is: the one, because the existence of the capacitor plate around the conductive cores tends to cause flowing of poured with epoxy resin material not smooth, cause the uniformity of insulating barrier of high voltage insulation core body not high, and influence the quality of product; The 2nd, as the parts that assemble, the fixed installation of these parts is difficulty relatively, has caused operational inconvenience with conductive cores and the capacitor plate more than or two on every side.
The isolated bus of the bending that the inventive method is related, comprise conductive cores and the insulator that is coated on the conductive cores, insulator is that alternating packets overlays on conductive cores outer insulation and capacitance pole flaggy, and described insulating barrier is an elastic insulating material, and described capacitor plate is conduction or semiconductive elastomeric material; The madial wall of described insulator is provided with screen.
Summary of the invention
At above-mentioned situation, the problem that quasi-solution of the present invention is determined provides a kind of method of making the isolated bus of concentricity, the good bending of uniformity degree, and it has the technology characteristic of simple.
For achieving the above object, the present invention has adopted following technical scheme: a kind of manufacture method of isolated bus of bending, the isolated bus of described bending comprises conductive cores and the insulator that is coated on the conductive cores, described insulator is that alternating packets overlays on conductive cores outer insulation and capacitance pole flaggy, described insulating barrier is an elastic insulating material, and described capacitor plate is conduction or semiconductive elastomeric material; The inboard of described insulator also is provided with screen, and its manufacture method may further comprise the steps:
A) prepare crooked conductive cores: the d that the external diameter of setting conductive cores is;
B) make insulator: described insulator is cylindric, make the insulation parent tube with electrically insulating silicone rubber or insulation ethylene-propylene rubber earlier, be covered with the capacitance pole flaggy that conducts electricity electrically insulating silicone rubber or semiconductive insulation ethylene-propylene rubber or conduct electricity ethylene-propylene rubber or semiconductive ethylene-propylene rubber material respectively in the described insulation parent tube inboard and the outside, make the insulator matrix, the internal diameter of insulator matrix is d
1, satisfy 0.6d≤d
1≤ d; Be covered with electrically insulating silicone rubber again or the insulating barrier of the ethylene-propylene rubber material that insulate in the external side of described insulator-base, finished the making of insulator with one deck capacitance pole flaggy;
C) insulator directly is enclosed within the conductive cores outside, finishes the making of crooked isolated bus.
The insulator outside with one deck capacitance pole flaggy among the described step B can repeat to be covered with the capacitance pole flaggy of conduction electrically insulating silicone rubber or semiconductive insulation ethylene-propylene rubber or conduction ethylene-propylene rubber or semiconductive ethylene-propylene rubber material and the insulating barrier of electrically insulating silicone rubber or insulation ethylene-propylene rubber material, has the insulator of capacitance pole flaggy more than two layers with making.
Among the described step C, adopted the leading-in rod of band conical head, the external diameter of described leading-in rod is complementary with external diameter in conductive cores, at the fixing leading-in rod of conductive cores one end, the conical head of insulator by leading-in rod is set to leading-in rod, and then moves on on the conductive cores.
The manufacture method of the isolated bus of bending of the present invention can be made insulator separately according to the outside dimension of conductive cores, can guarantee concentricity, uniformity of insulator etc. like this; The interior warp of setting insulator equates with the external diameter of conductive cores or is close that utilize the elasticity of insulator that insulator is set to conductive cores then, not only technology is simple, and reduces the response apparatus of vacuum pouring, has reduced manufacturing cost.
Description of drawings
Fig. 1 is the structural representation of the isolated bus of the bending that the present invention relates to.
Among the figure: 1-conductive cores, 2-insulating barrier, 3-capacitance pole flaggy, 4-screen.
Embodiment
The isolated bus that at first it should be noted that the bending that the present invention relates to comprises the isolated bus of any curved shape, comprises U-shaped, Z-shaped, S shape or the like, for introducing conveniently, in an embodiment, all is example with the U-shaped.
Before narration method of the present invention, introduce the isolated bus of the related bending of the inventive method earlier, as shown in Figure 1, the isolated bus of the bending that the present invention relates to, it comprises conductive cores 1 and the insulator that is coated on the conductive cores 1, described insulator is that alternating packets overlays on conductive cores outer insulation 2 and capacitance pole flaggy 3, and described insulating barrier 2 is elastic insulating materials, and described capacitor plate 3 is conduction or semiconductive elastomeric material; The inboard of described insulator also is provided with screen 4.
The isolated bus manufacture method of bending of the present invention may further comprise the steps:
Step 1, prepare crooked conductive cores 1: the conductive cores 1 general copper pipe that adopts, its shape is selected according to actual needs, and the concrete manufacturing of conductive cores 1 can provide concrete parameter, entrusts copper pipe manufacturing enterprise to finish.The d that the external diameter of setting conductive cores 1 is;
Step 2, make insulator: described insulator is cylindric, make the insulation parent tube with electrically insulating silicone rubber or insulation ethylene-propylene rubber earlier, inboard and the outside is covered with the capacitance pole flaggy 3 of conduction electrically insulating silicone rubber or semiconductive insulation ethylene-propylene rubber or conduction ethylene-propylene rubber or semiconductive ethylene-propylene rubber material respectively at described insulation parent tube, fully covers the inboard and the outsides of the parent tubes that insulate as for the thickness of capacitance pole flaggy 3 for guaranteeing capacitance pole flaggy 3.Made the insulator matrix like this, the internal diameter of supposing the insulator matrix is d
1, satisfy 0.6d≤d
1≤ d.
Be covered with electrically insulating silicone rubber again or the insulating barrier 2 of the ethylene-propylene rubber material that insulate in the external side of described insulator-base, finished the making of insulator with one deck capacitance pole flaggy 3.
Step 3, the making of crooked isolated bus: utilize the elasticity of insulator, by hand conductive cores 1 is penetrated in the insulator, promptly insulator is enclosed within conductive cores 1 outside, finishes the making of crooked isolated bus like this.Here it is emphasized that, compare under the situation of difficult in the insulator if directly conductive cores 1 is penetrated, can adopt the leading-in rod of band conical head, the external diameter of described leading-in rod be complementary at the external diameter of conductive cores 1, promptly at the fixing leading-in rod of conductive cores 1 one ends, the conical head of insulator by leading-in rod is set to leading-in rod, and then moves on on the conductive cores 1, finished the making of isolated bus of the present invention like this.
The making of isolated bus with bending of multi-layer capacity pole plate layer 3, only need the insulator outside in step 2 to repeat to be covered with the capacitance pole flaggy 3 of conduction electrically insulating silicone rubber or semiconductive insulation ethylene-propylene rubber or conduction ethylene-propylene rubber or semiconductive ethylene-propylene rubber material and the insulating barrier 2 of electrically insulating silicone rubber or insulation ethylene-propylene rubber material with one deck capacitance pole flaggy 3, can make insulator with capacitance pole flaggy 3 more than two layers, the insulator that then this is had capacitance pole flaggy 3 more than two layers is enclosed within conductive cores 1 outside, has made the isolated bus of the bending with multi-layer capacity pole plate layer 3.
Claims (3)
1. the manufacture method of the isolated bus of a bending, the isolated bus of described bending comprises conductive cores (1) and is coated on insulator on the conductive cores (1), described insulator is that alternating packets overlays on conductive cores outer insulation (2) and capacitance pole flaggy (3), described insulating barrier (2) is an elastic insulating material, and described capacitor plate (3) is conduction or semiconductive elastomeric material; The inboard of described insulator also is provided with screen (4), it is characterized in that its manufacture method may further comprise the steps:
A) prepare crooked conductive cores (1): the d that the external diameter of setting conductive cores (1) is;
B) make insulator: described insulator is cylindric, make the insulation parent tube with electrically insulating silicone rubber or insulation ethylene-propylene rubber earlier, be covered with the capacitance pole flaggy (3) that conducts electricity electrically insulating silicone rubber or semiconductive insulation ethylene-propylene rubber or conduct electricity ethylene-propylene rubber or semiconductive ethylene-propylene rubber material respectively in the described insulation parent tube inboard and the outside, make the insulator matrix, the internal diameter of insulator matrix is d
1, satisfy 0.6d≤d
1≤ d; Be covered with electrically insulating silicone rubber again or the insulating barrier (2) of the ethylene-propylene rubber material that insulate in the external side of described insulator-base, finished the making of insulator with one deck capacitance pole flaggy (3);
C) insulator is enclosed within conductive cores (1) outside, finishes the making of crooked isolated bus.
2. the manufacture method of the isolated bus of bending according to claim 1, it is characterized in that the insulator outside with one deck capacitance pole flaggy (3) among the described step B can repeat to be covered with the capacitance pole flaggy (3) of conduction electrically insulating silicone rubber or semiconductive insulation ethylene-propylene rubber or conduction ethylene-propylene rubber or semiconductive ethylene-propylene rubber material and the insulating barrier (2) of electrically insulating silicone rubber or insulation ethylene-propylene rubber material, has the insulator of capacitance pole flaggy (3) more than two layers with making.
3. the manufacture method of the isolated bus of bending according to claim 1 and 2, it is characterized in that among the described step C, adopted the leading-in rod of band conical head, the external diameter of described leading-in rod be complementary at the external diameter of conductive cores (1), at the fixing leading-in rod of conductive cores (1) one end, the conical head of insulator by leading-in rod is set to leading-in rod, and then moves on on the conductive cores (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102003612A CN101866723B (en) | 2010-06-11 | 2010-06-11 | Method for manufacturing bent insulated busbar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102003612A CN101866723B (en) | 2010-06-11 | 2010-06-11 | Method for manufacturing bent insulated busbar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101866723A true CN101866723A (en) | 2010-10-20 |
| CN101866723B CN101866723B (en) | 2011-11-09 |
Family
ID=42958396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102003612A Active CN101866723B (en) | 2010-06-11 | 2010-06-11 | Method for manufacturing bent insulated busbar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101866723B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4385203A (en) * | 1981-03-03 | 1983-05-24 | The Okonite Company | Sealed cable and method of manufacturing |
| US20020108774A1 (en) * | 1998-03-04 | 2002-08-15 | Pirelli Cavie Sistemi S.P.A. | Electrical cable with self-repairing protection |
| CN2755739Y (en) * | 2004-11-16 | 2006-02-01 | 马宇慧 | Tubular insulative trunk |
| CN201174264Y (en) * | 2008-03-25 | 2008-12-31 | 山东齐林电科电力设备制造有限公司 | Tubular dielectric bus |
| 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 |
-
2010
- 2010-06-11 CN CN2010102003612A patent/CN101866723B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4385203A (en) * | 1981-03-03 | 1983-05-24 | The Okonite Company | Sealed cable and method of manufacturing |
| US20020108774A1 (en) * | 1998-03-04 | 2002-08-15 | Pirelli Cavie Sistemi S.P.A. | Electrical cable with self-repairing protection |
| CN2755739Y (en) * | 2004-11-16 | 2006-02-01 | 马宇慧 | Tubular insulative trunk |
| CN201174264Y (en) * | 2008-03-25 | 2008-12-31 | 山东齐林电科电力设备制造有限公司 | Tubular dielectric bus |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101866723B (en) | 2011-11-09 |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhang Yinlong Inventor after: Chen Danhong Inventor after: Li Jun Inventor after: Chen Xingjuan Inventor before: Zhang Yinlong Inventor before: Zeng Yi Inventor before: Chen Danhong Inventor before: Li Jun Inventor before: Chen Xingjun |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG YINLONG CENG YI CHEN DANHONG LI JUN CHEN XINGJUN TO: ZHANG YINLONG CHEN DANHONG LI JUN CHEN XINGJUAN |
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| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG JINFENGHUANG ELECTRIC POWER TECHNOLOGY CO Free format text: FORMER OWNER: ZHEJIANG GOLDEN PHOENIX ELECTRICAL CO., LTD. Effective date: 20130823 |
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Free format text: CORRECT: ADDRESS; FROM: 312300 SHAOXING, ZHEJIANG PROVINCE TO: 321300 SHAOXING, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130823 Address after: 321300 No. 188 East Mountain Road, Shangyu Economic Development Zone, Zhejiang Patentee after: ZHEJIANG GOLDEN PHOENIX ELECTRICAL TECHNOLOGY Co.,Ltd. Address before: 312300 No. 188 East Mountain Road, Shangyu Economic Development Zone, Zhejiang Patentee before: ZHEJIANG GOLDEN PHOENIX ELECTRICAL Co.,Ltd. |
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Effective date of registration: 20180619 Address after: 312300 188 Dongshan Road, Cao E Street, Shangyu District, Shaoxing, Zhejiang Patentee after: ZHEJIANG GOLDEN PHOENIX ELECTRICAL TECHNOLOGY Co.,Ltd. Address before: 312300 Dongshan Road, Shangyu District Economic Development Zone (Cao E Street), Shaoxing, Zhejiang 188 Patentee before: GOLDEN PHOENIX HOLDING GROUP CO.,LTD. |
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Address after: 312300 188 Dongshan Road, Cao E Street, Shangyu District, Shaoxing, Zhejiang Patentee after: Zhejiang Jinfenghuang Power Technology Co.,Ltd. Address before: 312300 188 Dongshan Road, Cao E Street, Shangyu District, Shaoxing, Zhejiang Patentee before: ZHEJIANG GOLDEN PHOENIX ELECTRICAL TECHNOLOGY Co.,Ltd. |
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