CN106098243A - A kind of production technology of solar photovoltaic cable - Google Patents
A kind of production technology of solar photovoltaic cable Download PDFInfo
- Publication number
- CN106098243A CN106098243A CN201610379073.5A CN201610379073A CN106098243A CN 106098243 A CN106098243 A CN 106098243A CN 201610379073 A CN201610379073 A CN 201610379073A CN 106098243 A CN106098243 A CN 106098243A
- Authority
- CN
- China
- Prior art keywords
- insulating barrier
- cable
- thread core
- conductor thread
- solar photovoltaic
- 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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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/34—Apparatus or processes specially adapted for manufacturing conductors or cables for marking conductors or cables
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
- Organic Insulating Materials (AREA)
Abstract
The invention discloses the production technology of a kind of solar photovoltaic cable, process including conductor thread core processing, insulating barrier, be coated with, cool down, lettering stranding and test package, specifically comprise the following steps that (a) conductor thread core is processed: be made by twisting the conductor thread core of multilamellar by wire twisting machine；B () insulating barrier is processed: high temperature extrusion flows out formation insulating barrier through adding fluorine mould mouth；C () is coated with: by insulating barrier coating conductor core；D () cools down: insulating barrier carries out cooling process, extrudes protective layer outside insulating barrier；(e) lettering stranding: wire surface printing type face, then electric wire is made cable；(f) test package: cable is carried out quality inspection, packaging warehouse-in.The solar photovoltaic cable that the present invention prepares has excellent corrosion resistance, oil resistant, anti-strong acid and strong base, antioxidation, have excellent electrical insulation capability, dielectric breakdown strength high pressure resistant, high, and high-frequency loss is little and stable, have excellent do not fire, not ageing properties, service life is long.
Description
[technical field]
The present invention relates to the technology neck of the production technology of the technical field of cables manufacturing, particularly solar photovoltaic cable
Territory.
[background technology]
Heliotechnics is the widest in China's application by becoming one of the green energy resource technology in future, solar energy or photovoltaic
General, in addition to the photovoltaic generation factory of governmental support quickly grows, private investor the most actively founds the factory, and plan is gone into operation and sold in the whole world
The solar components sold.The performance of photovoltaic generating system depends not only on efficiency or the performance of solar components self, also needs
Want many seem with assembly without the parts of direct relation, such as rosette, inverter and photovoltaic cable.Wherein, photovoltaic electric
Cable is also one of key factor in service life having influence on whole photovoltaic generating system.
Photovoltaic solar system uses the most out of doors, and directly expression is under sunlight, and solar energy system is often being disliked
Use under bad environment, such as low temperature and ultraviolet radiation.At home or abroad, during fair weather, the scene of solar energy system will be caused
Maximum temperature is up to 100 DEG C.Therefore it is required that photovoltaic cable has excellent heat-resisting, cold-resistant, UV resistant, resistance to ozone and weather-proof
Property, low smoke and zero halogen, low toxicity, fire-retardant.Corresponding device needs resist extreme climate environment and stand mechanical shock.Photovoltaic cable
Pliability, electric property and the fire resistance of cable is suffered from higher requirement, and existing photovoltaic cable cannot meet mostly
The demand of application, and service life is short, the most aging, frequently change and increase use cost, accordingly, it would be desirable to the choosing to photovoltaic cable
Material and technique are improved further.
[summary of the invention]
The purpose of the present invention solves the problems of the prior art exactly, proposes the production work of a kind of solar photovoltaic cable
Skill, prepared solar photovoltaic cable has excellent anticorrosive, electrical insulation capability, dielectric breakdown strength high pressure resistant, high, makes
Use the life-span long.
For achieving the above object, the present invention proposes the production technology of a kind of solar photovoltaic cable, including conductor thread core
Processing, insulating barrier are processed, are coated with, are cooled down, lettering stranding and test package, specifically comprise the following steps that
A () conductor thread core is processed: preparing conductor thread core material, the material of conductor thread core is tinned copper wire, by tinned copper wire
Material is placed on cable copper cash pay off rack, and the layering of many tinned copper wires, Multiple through then out wire twisting machine are stranded, the stranded system of tinned copper wire
Become the conductor thread core of multilamellar；
B () insulating barrier is processed: prepare insulating layer material, and insulating barrier uses Teflon and common material PVC polrvinyl chloride, will
Teflon and PVC carry out the heat treatment that dehumidifies, high temperature extrusion, flow out through adding fluorine mould mouth, form insulating barrier；
C () is coated with: insulating barrier is coated with by extruding machine the conductor thread core made, extracts insulating barrier out with vacuum suction device
Interior air, reduces internal clearance, and insulating barrier internal layer is combined closely with conductor thread core outer layer；
D () cools down: the insulating barrier being coated with conductor thread core is carried out cooling process, first puts into 70～80 DEG C of warm water coolings,
Place in normal-temperature water and cool down, after cooling has processed, outside insulating barrier, extrude protective layer, make electric wire；
(e) lettering stranding: with cable printing equipment at the wire surface printing type face made, then use dish to twist formula cable-former
Electric wire is made cable, and stranding speed is 20m/min；
F () test package: the cable made carries out quality inspection, rejects substandard product, wraps qualified cable
Load storehouse.
As preferably, in described (a) step, when tinned copper wire is stranded, outermost layer direction of lay is left, adjacent bed direction of lay
For the right side, the conductor thread core made at least haves three layers.
As preferably, in described (b) step, temperature during high temperature extrusion is 400 DEG C～450 DEG C, adds the chi of fluorine mould mouth
Very little for 10cm.
As preferably, in described (b) step, the consumption of Teflon is 1000 meters/20Kg, the consumption of PVC is 1000 meters/
50Kg。
As preferably, in described (d) step, protective layer is cross-linking radiation polyolefin protective layer, adds in protective layer material
Halogen-free flame retardants, antiaging agent and UV absorbent.
A) Teflon
Teflon is politef, is that a kind of fluorine that employs replaces the synthetic height of all hydrogen atoms in polyethylene
Molecular material.This material has antiacid alkali resistant, the feature of anti-various organic solvents, is practically insoluble in all of solvent.Meanwhile,
Politef has resistant to elevated temperatures feature, and its coefficient of friction is extremely low, so the Yu of lubrication can be made, also becomes non-sticky
Pot and the preferable coating of water pipe internal layer.Characteristic has non-stick, thermostability, sliding, moisture resistance, mar proof, corrosion resistance.
Non-stick: nearly all material does not bonds with polytetrafluoroethylcoating coating films.The thinnest film also shows that the most not
Adhesion property.Thermostability: polytetrafluoroethylcoating coating films has excellent heat-resisting and low temperature tolerance characteristics.Short time can be high temperature resistant to 300
DEG C, typically can use continuously between 240 DEG C～260 DEG C, there is significant heat stability, it can work under cryogenic temperature
And the most brittle, do not melt.Sliding: polytetrafluoroethylcoating coating films has relatively low coefficient of friction.Friction when load is slided
Coefficient produces change, but numerical value is only between 0.05-0.15.Moisture resistance: polytetrafluoroethylcoating coating films without water stained on its surface and oil, raw
It is not easy to be stained with solution when producing operation.Mar proof: under high load, has excellent anti-wear performance.Under certain load, tool
Standby wear-resistant and inadhesive two-fold advantage.Corrosion resistance: politef is little affected by medicine and corrodes, it is possible to bear except molten
The alkali metal melted, fluorinated dielectric and higher than all strong acid (including chloroazotic acid) outside 300 DEG C of sodium hydroxide, strong oxidizer, also
Former dose and the effect of various organic solvents, can protect parts from suffering any kind of chemical attack.
B) cross-linking radiation polyolefin
Polyolefin is irradiated cross-linking modified, is greatly improved its tensile property, thermostability, environmental resistance, dimensionally stable
Property, wearability, chemical-resistance.The degree of cross linking can be controlled by irradiated over different periods, and the degree of cross linking is different, and its mechanical property is the most not
With.There is the performance of excellence, be suitable for use in special occasion.
C) halogen-free flame retardants, antiaging agent and UV absorbent
In cross-linked polyolefin base material, add halogen-free flame retardants, antiaging agent and UV absorbent, it is possible to increase anti-tensile
Intensity and elongation at break, and there is aging resistance, the function of absorption ultraviolet.Halogen-free flame retardants selects magnesium hydroxide and EVA, anti-
Selecting alkyl Polyphenols antiaging agent for aging dose, UV absorbent selects salicylic acid esters.
Beneficial effects of the present invention: the solar photovoltaic cable that the present invention prepares has an excellent corrosion resistance, oil resistant,
Anti-strong acid and strong base, antioxidation, have excellent electrical insulation capability, dielectric breakdown strength high pressure resistant, high, and high-frequency loss is little and steady
Fixed, have excellent do not fire, not ageing properties, service life is long.
Inventive feature and advantage will combine accompanying drawing by embodiment and be described in detail.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the solar photovoltaic cable that present invention process prepares；
Fig. 2 is the outermost layer tinned copper wire schematic diagram of the solar photovoltaic cable that present invention process prepares；
Fig. 3 is the second layer tinned copper wire schematic diagram of the solar photovoltaic cable that present invention process prepares.
In figure: 1-protective layer, 2-insulating barrier, 3-conductor thread core, 4-outermost layer tinned copper wire, 5-second layer tinned copper wire.
[detailed description of the invention]
Embodiment 1
Refering to Fig. 1, step of the present invention is as follows:
A () prepares conductor thread core 3 material, the material of conductor thread core 3 is tinned copper wire, and tinned copper wire material is placed on electricity
On cable copper cash pay off rack, the layering of many tinned copper wires, Multiple through then out wire twisting machine are stranded, and tinned copper wire is made by twisting the conductor of multilamellar
Core；When tinned copper wire is stranded, outermost layer tinned copper wire 4 direction of lay is left, and second layer tinned copper wire 5 direction of lay is right, system
The conductor thread core 3 become haves three layers；
Cable copper cash pay off rack can avoid copper wire to be wound around and broken string situation occurs.
B () prepares insulating barrier 2 material, insulating barrier 2 uses Teflon and common material PVC polrvinyl chloride, the use of Teflon
Amount is 1000 meters/20Kg, and the consumption of PVC is 1000 meters/50Kg, and Teflon and PVC carry out the heat treatment that dehumidifies, high warm extrusion
Pressure, temperature during high temperature extrusion is 420 DEG C, flows out through adding fluorine mould mouth, and the size adding fluorine mould mouth is 10cm, forms insulating barrier
2；
High temperature extrusion and add fluorine mould and can ensure insulating barrier 2 dielectric energy, high-low temperature resistant, waterproof, adhesion, makes insulating barrier 2
Smoothness, consistency, the degree of eccentricity reach requirement.Teflon and common material are used in mixed way, it is possible to decrease production cost.
C insulating barrier 2 is coated with the conductor thread core 3 made by () by extruding machine, extract out in insulating barrier 2 with vacuum suction device
Air, reduce internal clearance, insulating barrier 2 internal layer is combined closely with conductor thread core 3 outer layer；
Extract the air in cable out with vacuum suction device, prevent air from entering, reduce cable internal interstices, internal layer external diameter
Combining closely with outer layer internal diameter, it is ensured that internal structure, electric wire is not easy deformation, increases roundness, brightness, reduces cable old
Change, oxidation rate, improve service life.
D the insulating barrier 2 being coated with conductor thread core 3 is carried out cooling process by (), first put into 80 DEG C of warm water coolings, often place into
Warm water cools down, after cooling has processed, outside insulating barrier 2, extrudes protective layer 1, make electric wire；Protective layer 1 is cross-linking radiation
Polyolefin protective layer, adds halogen-free flame retardants magnesium hydroxide and EVA, alkyl Polyphenols antiaging agent and water in protective layer 1 material
Poplar esters of gallic acid UV absorbent.
Use different water temperatures repeatedly to cool down and can ensure that electric wire internal layer angle external diameter is combined closely with outer layer angle internal diameter.
(e) with cable printing equipment at the wire surface printing type face made, then use dish strand formula cable-former electric wire system
Becoming cable, stranding speed is 20m/min；
Use cable printing equipment can ensure that font is clean and tidy, it is to avoid ink is wasted, improve print speed printing speed.
F () cable to making carries out quality inspection, reject substandard product, and qualified cable carries out packaging warehouse-in.
Work process of the present invention:
Tinned copper wire in the course of the work, is first carried out stranded by the production technology of a kind of solar photovoltaic cable of the present invention,
Making conductor thread core 3, outer layer coated insulation layer 2 again, insulating barrier 2 is outer is coated with protective layer 1 again as sheath.Production process is all
Using modernization machinery such as wire twisting machine, extruding machine, dish strand formula cable-former, cable printing equipment etc., this is possible not only to improve and produces
Efficiency, it is possible to ensure constant product quality.Extract the air in cable out with vacuum suction device, prevent air from entering, reduce electricity
Cable internal interstices, conductor thread core 3 external diameter combines closely with insulating barrier 2 internal diameter, and electric wire is not easy deformation, increases roundness, reduces
Cable aging speed, improves service life.
The material of the solar photovoltaic cable insulating barrier that present invention process prepares is politef, and politef is to electricity
Arc effect is the most stable so that photovoltaic cable has excellent corrosion resistance, oil resistant, anti-strong acid and strong base, antioxidation, has excellent
Good electrical insulation capability, dielectric breakdown strength high pressure resistant, high, high-frequency loss is little and stable, have excellent do not fire, the most aging
Performance, service life is long.
Above-described embodiment is the description of the invention, is not limitation of the invention, any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (5)
1. the production technology of a solar photovoltaic cable, it is characterised in that: include conductor thread core processing, insulating barrier processing, bag
Cover, cool down, lettering stranding and test package, specifically comprise the following steps that
A () conductor thread core is processed: preparing conductor thread core material, the material of conductor thread core is tinned copper wire, by tinned copper wire material
Being placed on cable copper cash pay off rack, the layering of many tinned copper wires, Multiple through then out wire twisting machine are stranded, and tinned copper wire is made by twisting many
The conductor thread core of layer；
B () insulating barrier is processed: prepare insulating layer material, and insulating barrier uses Teflon and common material PVC polrvinyl chloride, by ferrum fluorine
Dragon and PVC carry out the heat treatment that dehumidifies, high temperature extrusion, flow out through adding fluorine mould mouth, form insulating barrier；
C () is coated with: insulating barrier is coated with the conductor thread core made by extruding machine, extracts out in insulating barrier with vacuum suction device
Air, reduces internal clearance, and insulating barrier internal layer is combined closely with conductor thread core outer layer；
D () cools down: the insulating barrier being coated with conductor thread core is carried out cooling process, first puts into 70～80 DEG C of warm water coolings, then puts
Enter in normal-temperature water and cool down, after cooling has processed, outside insulating barrier, extrude protective layer, make electric wire；
(e) lettering stranding: with cable printing equipment at the wire surface printing type face made, then use dish strand formula cable-former electricity
Cable made by line, and stranding speed is 20m/min；
F () test package: the cable made carries out quality inspection, rejects substandard product, is packaged into qualified cable
Storehouse.
The production technology of a kind of solar photovoltaic cable the most as claimed in claim 1, it is characterised in that: in described (a) step,
When tinned copper wire is stranded, outermost layer direction of lay is left, and adjacent bed direction of lay is right, and the conductor thread core made at least haves three layers.
The production technology of a kind of solar photovoltaic cable the most as claimed in claim 1, it is characterised in that: in described (b) step,
Temperature during high temperature extrusion is 400 DEG C～450 DEG C, and the size adding fluorine mould mouth is 10cm.
The production technology of a kind of solar photovoltaic cable the most as claimed in claim 1, it is characterised in that: in described (b) step,
The consumption of Teflon is 1000 meters/20Kg, and the consumption of PVC is 1000 meters/50Kg.
The production technology of a kind of solar photovoltaic cable the most as claimed in claim 1, it is characterised in that: in described (d) step,
Protective layer is cross-linking radiation polyolefin protective layer, adds halogen-free flame retardants, antiaging agent and ultra-violet absorption in protective layer material
Agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379073.5A CN106098243A (en) | 2016-05-31 | 2016-05-31 | A kind of production technology of solar photovoltaic cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610379073.5A CN106098243A (en) | 2016-05-31 | 2016-05-31 | A kind of production technology of solar photovoltaic cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106098243A true CN106098243A (en) | 2016-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610379073.5A Pending CN106098243A (en) | 2016-05-31 | 2016-05-31 | A kind of production technology of solar photovoltaic cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417300A (en) * | 2018-03-13 | 2018-08-17 | 安徽航天电缆集团有限公司 | A kind of high intensity polymer insulation LSOH anti-flaming explosion-proof type cable and manufacturing process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606421A (en) * | 2013-11-18 | 2014-02-26 | 娄底市中凯机电设备有限公司 | Production method for high temperature resistant electronic wire |
| CN104900345A (en) * | 2015-06-10 | 2015-09-09 | 浙江秦山电缆有限公司 | Production process for photovoltaic cable with high electric conductivity |
| CN105655062A (en) * | 2015-12-30 | 2016-06-08 | 合肥星辰电线电缆股份有限公司 | Production process of high-temperature-resistant long-service-life photovoltaic cable |
-
2016
- 2016-05-31 CN CN201610379073.5A patent/CN106098243A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606421A (en) * | 2013-11-18 | 2014-02-26 | 娄底市中凯机电设备有限公司 | Production method for high temperature resistant electronic wire |
| CN104900345A (en) * | 2015-06-10 | 2015-09-09 | 浙江秦山电缆有限公司 | Production process for photovoltaic cable with high electric conductivity |
| CN105655062A (en) * | 2015-12-30 | 2016-06-08 | 合肥星辰电线电缆股份有限公司 | Production process of high-temperature-resistant long-service-life photovoltaic cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417300A (en) * | 2018-03-13 | 2018-08-17 | 安徽航天电缆集团有限公司 | A kind of high intensity polymer insulation LSOH anti-flaming explosion-proof type cable and manufacturing process |
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Application publication date: 20161109 |