CN103151105A - Low smoke zero halogen (LSZH) insulation and extrusion soft copper bar and manufacturing method thereof - Google Patents
Low smoke zero halogen (LSZH) insulation and extrusion soft copper bar and manufacturing method thereof Download PDFInfo
- Publication number
- CN103151105A CN103151105A CN2013100763728A CN201310076372A CN103151105A CN 103151105 A CN103151105 A CN 103151105A CN 2013100763728 A CN2013100763728 A CN 2013100763728A CN 201310076372 A CN201310076372 A CN 201310076372A CN 103151105 A CN103151105 A CN 103151105A
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- China
- Prior art keywords
- copper
- low smoke
- zero halogen
- insulation
- copper bar
- 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.)
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 158
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 158
- 239000010949 copper Substances 0.000 title claims abstract description 158
- 229910052736 halogen Inorganic materials 0.000 title claims abstract description 48
- 150000002367 halogens Chemical class 0.000 title claims abstract description 48
- 239000000779 smoke Substances 0.000 title claims abstract description 46
- 238000009413 insulation Methods 0.000 title claims abstract description 32
- 238000001125 extrusion Methods 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 239000000956 alloy Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 46
- 230000004888 barrier function Effects 0.000 claims description 16
- 239000004020 conductor Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 15
- 239000011810 insulating material Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000000137 annealing Methods 0.000 claims description 7
- 230000000295 complement effect Effects 0.000 claims description 6
- 238000005336 cracking Methods 0.000 abstract description 3
- 229910045601 alloy Inorganic materials 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000012774 insulation material Substances 0.000 abstract 2
- 238000002485 combustion reaction Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 241001604129 Polydactylus Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a low smoke zero halogen (LSZH) insulation and extrusion soft copper bar and a manufacturing method thereof, and belongs to the technical field of copper bar manufacturing. The technical scheme is as follows: a copper product is extruded into strip copper bars through a copper product continuous extruding machine; a mold made of cobalt-base alloy is used by the copper product continuous extruding machine to continuously extrude and anneal the copper product; an LSZH insulation layer is made of LSZH insulation material, and the LSZH insulation material is tightly extruded and wrapped on the strip copper bars in a cable insulation and extrusion manner through a rectangular drawing pipe mould; and the area of the rectangular cross section of the rectangular drawing pipe mould is matched with the sectional areas of the strip copper bars. The LSZH insulation and extrusion soft copper bar has the beneficial effects that the copper bar is good in foldable bendability, and has the characteristics of being high in pressure resistance and good in protection property; the copper bar is insulated for protection, a heat shrink tube is unnecessary when the copper bar is in use, the copper bar is convenient to construct, small in smoke amount and free of halogen during LSZH insulation combustion, and no cold pasting or cracking can be caused at a high temperature.
Description
Technical field
The present invention relates to a kind of low smoke and zero halogen insulation extruding soft copper row and preparation method thereof, belong to high pressure copper bar manufacture technology field.
Background technology
Copper bar is a kind of conducting heavy current product, is applicable to the electro-engineerings such as high and low voltage electrical equipment, switch contact, controller switching equipment, bus duct.Because copper bar is long-pending larger than the cross-section of cable, good heat dissipation effect is so large current load or power supply generally adopt copper bar bus line to connect.Because the copper bar electrical current is larger, be used for usually need to doing corresponding protection when indoor, and the copper bar of background technology generally adopts naked copper row or add the cover heat-shrink tube on copper bar, can not well carry out insulating protection, have the following disadvantages in use procedure: 1, naked copper row is exposed in air, easily causes security incident, and the easy oxidation of copper material, corrosion resistance is poor, can cause the copper bar electric conductivity to descend; 2, existing copper bar bending property is bad, can not carry out insulating exruded; 3, existing copper bar generally adds the cover heat-shrink tube in use, uses heat gun or gas burner when adding the cover heat-shrink tube, needs manual operation, easily causes the heat-shrink tube inequality of being heated, and heat-shrink tube inside retains air, affects copper bar electric insulation level; 4, due to the good heat conductivity of copper bar metal, can occur pasting cold phenomenon in the heat-shrink tube contraction process, and when the copper bar short circuit, because the rising of copper bar temperature can cause heat-shrink tube cracking phenomenon; 5, existing copper bar add cover heat-shrink tube protection can not the big-length construction, and construction trouble can not be grown apart from power transmission and distribution.
Summary of the invention
The object of the invention is to provide a kind of low smoke and zero halogen insulation extruding soft copper row and preparation method thereof, by extruding the mode of copper bar conductor and copper bar insulation, it is large that production can be rolled over bendability, and withstand voltage level is high, the low smoke and zero halogen insulation high pressure copper bar that protective is good solves the problems referred to above that background technology exists.
Technical scheme of the present invention is:
A kind of low smoke and zero halogen insulation extruding soft copper row comprises copper bar conductor and low smoke and zero halogen insulating barrier, and copper bar conductor is pushed parcel low smoke and zero halogen insulating barrier outward; Described copper bar conductor is ribbon copper busbar, and copper material squeezes out ribbon copper busbar by continuous copper material extruder; Continuous copper material extruder uses the mould of Co-base alloy material, and continuous extrusion of copper strip is annealed; Described low smoke and zero halogen insulating barrier is the low smoke and zero halogen insulating material, adopts the cable insulation extrusion way, by rectangle trombone slide mould, the low smoke and zero halogen insulating material is pushed closely be wrapped on ribbon copper busbar; Described rectangle trombone slide mould, the long-pending sectional area with ribbon copper busbar in its square-section is complementary.
Described continuous copper material extruder is provided with heating apparatus, copper material in the extrusion process of continuous copper material extruder, by heating apparatus to copper material heat, Extruded copper product produces high temperature, makes the copper bar conductor annealing that squeezes out, copper bar conductor has well can roll over bendability.
Described cobalt-base alloys mold materials is cobalt 120.
A kind of low smoke and zero halogen insulation extruding soft copper row's manufacture method, comprise following technical process: copper material squeezes out ribbon copper busbar by continuous copper material extruder; Continuous copper material extruder uses the mould of Co-base alloy material, and continuous extrusion of copper strip is annealed; Described low smoke and zero halogen insulating barrier is the low smoke and zero halogen insulating material, adopts the cable insulation extrusion way, by rectangle trombone slide mould, the low smoke and zero halogen insulating material is pushed closely be wrapped on ribbon copper busbar; Described rectangle trombone slide mould, the long-pending sectional area with ribbon copper busbar in its square-section is complementary.
Described continuous copper material extruder is provided with heating apparatus, copper material is in the extrusion process of continuous copper material extruder, by heating apparatus to copper material heat, Extruded copper product produces high temperature, make the ribbon copper busbar annealing that squeezes out, ribbon copper busbar has well can roll over bendability, and the high pressure copper bar of production has better withstand voltage properties and barrier propterty.
Innovative point of the present invention: the innovation of 1, carrying out for the high pressure copper bar of high-pressure exhausting pipe, controller switching equipment, the high pressure copper bar is different from general cable, because copper bar is long-pending larger than the cross-section of cable, good heat dissipation effect is so large current load or power supply generally adopt copper bar bus line to connect; The present invention solves the shortcomings such as common high pressure copper bar insulating protection is bad, performance is bad exactly; 2, technological means is to go out ribbon copper busbar by continuous extrusion of copper strip to combine with extruding parcel low smoke and zero halogen insulating barrier, produces low smoke and zero halogen insulation extruding soft copper row.
The invention has the beneficial effects as follows: 1, copper bar conductor adopts hot extrusion self annealing moulding, the high pressure copper bar is had well can roll over bendability; That 2, adopts that the mode extrude insulation replaces background technology adds the cover heat-shrink tube, has a withstand voltage level high, the characteristics that protective is good; 3, extruding copper bar conductor bending radius is large, extrudes insulation and can realize big-length production; 4, the high pressure copper bar carries insulating protection, needn't add cover heat-shrink tube, constructability during use again.When 5, adopting low smoke and zero halogen insulation burning, the amount of being fuming is little, not halogen-containing; 6, the cold-peace cracking phenomena can not appear pasting under high-temperature condition.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
In figure: copper bar conductor 1, low smoke and zero halogen insulating barrier 2.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described by embodiment.
A kind of low smoke and zero halogen insulation extruding soft copper row comprises copper bar conductor 1 and low smoke and zero halogen insulating barrier 2, and copper bar conductor is pushed parcel low smoke and zero halogen insulating barrier outward; Described copper bar conductor is ribbon copper busbar, and copper material squeezes out ribbon copper busbar by continuous copper material extruder; Continuous copper material extruder uses the mould of Co-base alloy material, and continuous extrusion of copper strip is annealed; Described low smoke and zero halogen insulating barrier is the low smoke and zero halogen insulating material, adopts the cable insulation extrusion way, by rectangle trombone slide mould, the low smoke and zero halogen insulating material is pushed closely be wrapped on ribbon copper busbar; Described rectangle trombone slide mould, the long-pending sectional area with ribbon copper busbar in its square-section is complementary.Described continuous copper material extruder is provided with heating apparatus, copper material in the extrusion process of continuous copper material extruder, by heating apparatus to copper material heat, Extruded copper product produces high temperature, makes the ribbon copper busbar annealing that squeezes out, ribbon copper busbar has well can roll over bendability.
A kind of low smoke and zero halogen insulation extruding soft copper row's manufacture method, comprise following technical process: copper material squeezes out ribbon copper busbar by continuous copper material extruder; Continuous copper material extruder uses the mould of Co-base alloy material, and continuous extrusion of copper strip is annealed; Described low smoke and zero halogen insulating barrier is the low smoke and zero halogen insulating material, adopts the cable insulation extrusion way, by rectangle trombone slide mould, the low smoke and zero halogen insulating material is pushed closely be wrapped on ribbon copper busbar; Described rectangle trombone slide mould, the long-pending sectional area with ribbon copper busbar in its square-section is complementary.
In embodiment, copper bar conductor adopts continuous copper material extruder to squeeze out, and the high pressure and the frictional heat that utilize continuous copper material extruder to produce make copper material be squeezed into the ribbon copper busbar that the cross section is rectangle; Copper material makes copper bar annealing by the high temperature that produces in heating apparatus and copper material extrusion process, copper bar is had well can roll over bendability.The mode that the low smoke and zero halogen insulating barrier adopts cable insulation to extrude, utilize the low stretching of low smoke and zero halogen material 2.5-3.2 recently to design rectangle trombone slide mould, by rectangle trombone slide mould, extrude the high low smoke and zero halogen insulation of packing, have good withstand voltage level, protective is good, and when having simultaneously burning, the amount of being fuming is little, not halogen-containing, improved the use safety of high pressure copper bar.
Claims (4)
1. a low smoke and zero halogen insulation extruding soft copper is arranged, and it is characterized in that: comprise copper bar conductor (1) and low smoke and zero halogen insulating barrier (2), copper bar conductor is pushed parcel low smoke and zero halogen insulating barrier outward; Described copper bar conductor is ribbon copper busbar, and copper material squeezes out ribbon copper busbar by continuous copper material extruder; Continuous copper material extruder uses the mould of Co-base alloy material, and continuous extrusion of copper strip is annealed; Described low smoke and zero halogen insulating barrier is the low smoke and zero halogen insulating material, adopts the cable insulation extrusion way, by rectangle trombone slide mould, the low smoke and zero halogen insulating material is pushed closely be wrapped on ribbon copper busbar; Described rectangle trombone slide mould, the long-pending sectional area with ribbon copper busbar in its square-section is complementary.
2. low smoke and zero halogen insulation extruding soft copper according to claim 1 is arranged, it is characterized in that: described continuous copper material extruder is provided with heating apparatus, copper material is in the extrusion process of continuous copper material extruder, by heating apparatus to copper material heat, Extruded copper product produces high temperature, makes the ribbon copper busbar annealing that squeezes out.
3. the manufacture method that soft copper is arranged is pushed in a low smoke and zero halogen insulation, and it is characterized in that comprising following technical process: copper material squeezes out ribbon copper busbar by continuous copper material extruder; Continuous copper material extruder uses the mould of Co-base alloy material, and continuous extrusion of copper strip is annealed; Described low smoke and zero halogen insulating barrier is the low smoke and zero halogen insulating material, adopts the cable insulation extrusion way, by rectangle trombone slide mould, the low smoke and zero halogen insulating material is pushed closely be wrapped on ribbon copper busbar; Described rectangle trombone slide mould, the long-pending sectional area with ribbon copper busbar in its square-section is complementary.
4. the manufacture method that soft copper is arranged is pushed in low smoke and zero halogen insulation according to claim 3, it is characterized in that: described continuous copper material extruder is provided with heating apparatus, copper material is in the extrusion process of continuous copper material extruder, by heating apparatus to copper material heat, Extruded copper product produces high temperature, makes the ribbon copper busbar annealing that squeezes out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100763728A CN103151105A (en) | 2013-03-12 | 2013-03-12 | Low smoke zero halogen (LSZH) insulation and extrusion soft copper bar and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100763728A CN103151105A (en) | 2013-03-12 | 2013-03-12 | Low smoke zero halogen (LSZH) insulation and extrusion soft copper bar and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103151105A true CN103151105A (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100763728A Pending CN103151105A (en) | 2013-03-12 | 2013-03-12 | Low smoke zero halogen (LSZH) insulation and extrusion soft copper bar and manufacturing method thereof |
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| Country | Link |
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| CN (1) | CN103151105A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231810A (en) * | 2016-08-04 | 2016-12-14 | 深圳众力新能源科技有限公司 | A kind of novel busbar and preparation method thereof |
| CN112838451A (en) * | 2020-12-31 | 2021-05-25 | 扬中市华亿电器有限公司 | Low-resistivity composite bus copper bar and manufacturing method thereof |
| CN114464357A (en) * | 2022-01-24 | 2022-05-10 | 中国石油化工股份有限公司 | The method of preventing bending of perforating cable of tractor in highly inclined horizontal well |
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|---|---|---|---|---|
| CN101224533A (en) * | 2007-01-15 | 2008-07-23 | 江苏兴荣高新科技股份有限公司 | Cu and Cu alloy strip manufacturing method |
| CN101429600A (en) * | 2007-11-05 | 2009-05-13 | 江苏鸿尔有色合金实业有限公司 | Production technology for tellurium copper bar, plate, stick or pipe |
| CN101515494A (en) * | 2008-02-20 | 2009-08-26 | 江阴市爱多伏科技有限公司 | Method for preparing continuous extrusion high-tech energy-saving copper bus |
| CN101916624A (en) * | 2010-08-06 | 2010-12-15 | 绍兴市力博电气有限公司 | Production method of conducting copper bars for bus duct with large flakiness ratio |
| CN102063957A (en) * | 2010-10-13 | 2011-05-18 | 南京全信传输科技股份有限公司 | High capacity rectangular flexible cable and preparation technology thereof |
-
2013
- 2013-03-12 CN CN2013100763728A patent/CN103151105A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101224533A (en) * | 2007-01-15 | 2008-07-23 | 江苏兴荣高新科技股份有限公司 | Cu and Cu alloy strip manufacturing method |
| CN101429600A (en) * | 2007-11-05 | 2009-05-13 | 江苏鸿尔有色合金实业有限公司 | Production technology for tellurium copper bar, plate, stick or pipe |
| CN101515494A (en) * | 2008-02-20 | 2009-08-26 | 江阴市爱多伏科技有限公司 | Method for preparing continuous extrusion high-tech energy-saving copper bus |
| CN101916624A (en) * | 2010-08-06 | 2010-12-15 | 绍兴市力博电气有限公司 | Production method of conducting copper bars for bus duct with large flakiness ratio |
| CN102063957A (en) * | 2010-10-13 | 2011-05-18 | 南京全信传输科技股份有限公司 | High capacity rectangular flexible cable and preparation technology thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231810A (en) * | 2016-08-04 | 2016-12-14 | 深圳众力新能源科技有限公司 | A kind of novel busbar and preparation method thereof |
| CN112838451A (en) * | 2020-12-31 | 2021-05-25 | 扬中市华亿电器有限公司 | Low-resistivity composite bus copper bar and manufacturing method thereof |
| CN114464357A (en) * | 2022-01-24 | 2022-05-10 | 中国石油化工股份有限公司 | The method of preventing bending of perforating cable of tractor in highly inclined horizontal well |
| CN114464357B (en) * | 2022-01-24 | 2023-09-29 | 中国石油化工股份有限公司 | Method for preventing perforation cable of tractor of high-inclination horizontal well from bending |
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Application publication date: 20130612 |