CN110379541A - A kind of manufacturing process of fusing type cable connector - Google Patents
A kind of manufacturing process of fusing type cable connector Download PDFInfo
- Publication number
- CN110379541A CN110379541A CN201910671611.1A CN201910671611A CN110379541A CN 110379541 A CN110379541 A CN 110379541A CN 201910671611 A CN201910671611 A CN 201910671611A CN 110379541 A CN110379541 A CN 110379541A
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- cable
- parts
- layer
- carbon pipe
- graphene nano
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000011248 coating agent Substances 0.000 claims abstract description 50
- 238000000576 coating method Methods 0.000 claims abstract description 50
- 229910021392 nanocarbon Inorganic materials 0.000 claims abstract description 44
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 43
- 239000004020 conductor Substances 0.000 claims abstract description 31
- 238000009413 insulation Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 10
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 13
- 239000003973 paint Substances 0.000 claims description 12
- 238000004078 waterproofing Methods 0.000 claims description 9
- 239000004593 Epoxy Substances 0.000 claims description 8
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 8
- 239000006229 carbon black Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 239000003822 epoxy resin Substances 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 5
- 239000002041 carbon nanotube Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 244000137852 Petrea volubilis Species 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 229940106691 bisphenol a Drugs 0.000 claims description 4
- 235000013312 flour Nutrition 0.000 claims description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 238000005498 polishing Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000005422 blasting Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- BFXIKLCIZHOAAZ-UHFFFAOYSA-N methyltrimethoxysilane Chemical compound CO[Si](C)(OC)OC BFXIKLCIZHOAAZ-UHFFFAOYSA-N 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 239000005871 repellent Substances 0.000 claims 2
- 150000001335 aliphatic alkanes Chemical class 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 abstract description 16
- 229910052799 carbon Inorganic materials 0.000 abstract description 7
- 238000009826 distribution Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 abstract description 6
- 238000003723 Smelting Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 239000011810 insulating material Substances 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 6
- 235000019241 carbon black Nutrition 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 229920003020 cross-linked polyethylene Polymers 0.000 description 5
- 239000004703 cross-linked polyethylene Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- TVJPBVNWVPUZBM-UHFFFAOYSA-N [diacetyloxy(methyl)silyl] acetate Chemical compound CC(=O)O[Si](C)(OC(C)=O)OC(C)=O TVJPBVNWVPUZBM-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- ARYZCSRUUPFYMY-UHFFFAOYSA-N methoxysilane Chemical compound CO[SiH3] ARYZCSRUUPFYMY-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H01B13/06—Insulating conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
- H02G1/145—Moulds
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Insulated Conductors (AREA)
Abstract
The present invention provides a kind of manufacturing process of fusing type cable connector, the installation including cable stripping, the smearing of internal shield, the smearing of insulating waterproof layer, the smearing of outer semiconducting layer and copper shield, sheath, triumphant dress, outer jacket.A kind of manufacturing process of fusing type cable connector of the present invention, internal shield and external shielding layer of traditional carbon pipe as cable are replaced using graphene nano carbon pipe coating, inner semiconductor layer and two layers of internal shield are combined into one, processing process is shortened, the smelting process of inner semiconductor layer is eliminated；And graphene nano carbon pipe is coated in conductor layer and insulating layer respectively by the way of coating, insulative water-proof material is also applied on internal shield by the way of coating, adequately insulating materials can be adsorbed on internal shield, improve cable insulation, graphene nano carbon pipe will not be melted in the conductor layer of cable, cable core field distribution is uniform, enhances the electric conductivity of cable, and it is very high to improve product qualification rate.
Description
Technical field
The present invention relates to the technical field of electrician trade, in particular to a kind of manufacturing process of fusing type cable connector.
Background technique
Crosslinked polyetylene insulated wire and cable is due to its excellent electrical property, and conductor allows operating temperature high, and transmission capacity is big,
Structure is simple, and mounting and installation is convenient, and no drop limitation causes the danger of fire particular without oil leak, by users
Welcome.
In cables manufacturing factory, either in the fabrication process or in transportational process, it all inevitably will appear system
Make defect or caused due to collision power cable with cross-linked polyethylene insulation finished product or semi-products proof voltage unqualified (breakdown) or
Damage.In this case, manufactory is intelligently cut segmentation, and wherein those length violations close desired finished product or semi-products
It can only just do and scrap processing, economic loss is extremely serious.In addition, the process that power cable with cross-linked polyethylene insulation is installed in charity
In, it also can inevitably encounter that length is inadequate, the case where the splicing needed.In the prior art, if you need to exhausted to above-mentioned crosslinked polyethylene
Edge power cable is repaired, and is realized generally by crosslinked polyethylene fusing type insulated cable connector.
Existing splicing to crosslinked polyetylene insulated connector and to repair be usually interior to lead insulating layer, internal shield and partly
Electric layer is extruded into conductor layer in a manner of melting, as Chinese patent publication No. " 106024133 A of CN " discloses a kind of crosslinking
The manufacture mounting process of polyethylene fusing type insulated cable connector, it includes conductor connection, conductor shielding and external shields, wherein leading
Body mask steps are exposed including 1) by the equal bevel cut of the cable at pad both ends, and by the inner semiconductor layer of cable body
1cm；2) semi-conductive adhesive band is wound to other end inner semiconductor layer from one end inner semiconductor layer of cable body by, and cable is led
Body is fully wrapped around, forms the inner semiconductor layer of cable connector；3) by crosslinked polyetylene insulated adhesive tape be wrapped in inner semiconductor layer it
On, it forms insulating layer and is overlapped with the insulating layer of former cable；4) is wrapped insulating layer with tinfoil；5) is to the electricity after wrapping
Cable joint is heated, and the insulating layer for keeping it internal is melted and merged into each other；6) removes the cable connector to have cooled down
After removing tinfoil, is polished with sander insulating layer, keep its surface smooth；After wherein external shield step is included in cleaning
Insulating layer outside, be uniformly coated with semiconductive varnish, and connect with the shielded layer of former cable, dry.What such restorative procedure was formed
Although be crosslinked fusing type insulated cable connector also can reparation and continued access to the power cable with cross-linked polyethylene insulation of damage,
It is that required step includes inner semiconductor layer, internal shield, insulating layer and outer semiconducting layer, technique stream in conductor shielding
Journey is long, and the consumed time is long, and using melting by the way of by inner semiconductor layer, internal shield, insulating layer welding in conductor
In layer, mutual intermiscibility is poor, can not detect the melting situation of semiconductor layer, internal shield, insulating layer, product
Qualification rate is low；Since by the way of melting, insulating layer is embedded in cable core, is caused non-uniform electric, is also influenced
The electric conductivity of cable conductor layer.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of manufacture work of fusing type cable connector is provided
Skill, the mounting process time is short, and insulating layer intermiscibility is more preferable, conducts electricity very well, and product qualification rate is high.
To achieve the above object, the invention proposes the manufacturing process of fusing type cable connector comprising the steps of:
Step 1. cable stripping
1-1. handles cable stripping, respectively carries out cable jacket, sheath, copper shield, outer semiconducting layer, insulating layer
Stripping processing, and cable core is whittled into taper close to insulating layer one end；
1-2. is polished smooth insulating surface with insulation sand paper, reserves semi-conductive layer；
Step 2. welding conductor thread core
1-1. determines welding anchor point, installs bonding die, cable ends conductor layer is welded,
1-2. is polishing to cable core with after isometrical conductor after welding, is processed by shot blasting,
1-3. carries out heating moisture processing to cable core,
Step 3. internal shield
Under dustfree environment, by graphene nano carbon pipe coating uniform stirring, then uniformly it is applied in conductor layer, needs more
Secondary smearing makes graphene nano carbon pipe coating thickness reach 2-3mm, and carries out surrounding using heat gun after smearing every time and surround
Drying, until the semi-conductive layer of cable ends, internal shield and graphene nano carbon pipe coating seamless interfacing form internal shield；
Step 4. insulative water-proof coating
It by insulating waterproofing paint uniform stirring, is then uniformly applied on interior semi-conductive layer, until the insulating layer of cable ends
Insulating layer is formed with insulative water-proof coating seamless interfacing；
Step 5. outer semiconducting layer
1-1. by the welding of cable insulation outer layer, grinding process,
Then graphene nano carbon pipe coating uniform stirring is uniformly applied on insulative water-proof coating, until cable by 1-2.
The outer semiconducting layer and graphene nano carbon pipe coating seamless interfacing at both ends form outer semiconducting layer.
Internal shield and external shielding layer of the present invention by using graphene nano carbon pipe as cable, instead of traditional carbon
Inner semiconductor layer and two layers of internal shield are combined into one by pipe as conductive and humidification semiconductive self-fusing tape, it can
Internal shield using graphene nano carbon pipe as cable shortens processing process compared with conventional carbon pipe, eliminates
The smelting process of inner semiconductor layer；Graphene nano carbon pipe is coated in conductor layer and insulating layer respectively by the way of coating, absolutely
Edge waterproof material is also applied on internal shield by the way of coating, insulating materials adequately can be adsorbed on internal shield
On, cable insulation is improved, and graphene nano carbon pipe will not be melted in the conductor layer of cable, cable core field distribution
Uniformly, the electric conductivity for enhancing cable improves the qualification rate of product.
Preferably, it is 6-10 parts that the graphene nano carbon pipe coating in the step 3 or step 5, which includes parts by weight,
Carbon nanotubes, 50-70 parts of modified epoxy, 25-35 parts of silica flour, 3-5 parts of white carbon black, 0.5-1.5 parts of vulcanization
Agent and 0.5-1.5 parts of curing agent, the modified epoxy include polyurethane modified epoxy resin and acrylated epoxy tree
Rouge.
The graphene nano carbon pipe coating being arranged in this way has good conductive property, will not be as traditional conductive material one
Sample can generate static buildup, reduce cost, improve electric conductivity, and graphene nano carbon pipe coating can be better with insulating layer
Absorption.
Preferably, the parts by weight of the polyurethane modified epoxy resin are 25-35 parts, the acrylated epoxy
The parts by weight of resin are 25-35 parts.
Preferably, the graphene nano carbon pipe coating needs in the step 3 or step 5 are repeatedly smeared, make stone
Black alkene nano-carbon tube coating thickness reaches 2-3mm, and carries out surrounding using heat gun after smearing every time and surround drying.It is such
It is arranged and improves the uniformity that graphene nano carbon pipe coating is smeared, improves its thermal conductivity.
Preferably, it is 35-45 parts polyurethane-modified that the insulating waterproofing paint in the step 4, which includes parts by weight,
Object, 18-25 parts of bisphenol-A organosilicon condensate, 13-16 parts of alumina powder, 4-6 parts of white carbon black, 8-12 parts of methyl three
Methoxy silane and 8-12 parts of methyl triacetoxysilane.It, can very using the insulating waterproofing paint of such mode
Even is applied on cable internal shield, and compared with conventional insulating layer, cable insulation waterproofness is more preferable, and field distribution is uniform, energy
The enough and smooth and uniform transition of cable insulation.
Preferably, the insulating waterproofing paint in the step 4 is applied on interior semi-conductive layer under semi-cured state,
The insulative water-proof coating with a thickness of 80% or more of cable ends thickness of insulating layer.
Beneficial effects of the present invention: internal shield and external screen of the present invention by using graphene nano carbon pipe as cable
Layer is covered, instead of traditional carbon pipe as conductive and humidification semiconductive self-fusing tape, by inner semiconductor layer and internal shield two
Layer is combined into one, it can the internal shield using graphene nano carbon pipe as cable shortens and adds compared with conventional carbon pipe
Work process flow eliminates the smelting process of inner semiconductor layer；Graphene nano carbon pipe is coated in respectively by the way of coating leads
On body layer and insulating layer, insulative water-proof material is also applied on internal shield by the way of coating, can be adequately by insulation material
Material is adsorbed on internal shield, improves cable insulation, and graphene nano carbon pipe will not be melted in the conductor layer of cable,
Cable core field distribution is uniform, enhances the electric conductivity of cable, improves the qualification rate of product；And graphene nano carbon pipe will not
Static buildup can be generated as traditional conductive material, reduces cost, improved electric conductivity, can preferably be inhaled with insulating layer
It is attached；Insulating layer can be highly uniform be applied on cable internal shield, compared with conventional insulating layer, cable insulation waterproofness is more
Good, field distribution is uniform, can be with the smooth and uniform transition of cable insulation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of cable of the present invention.
In figure: 1- conductor layer, 2- internal shield, 3- insulative water-proof coating, 4- outer semiconducting layer, 5- copper shield, in 6-
Sheath, 7- steel be triumphant, 8- oversheath.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, below by accompanying drawings and embodiments, to this
Invention is further elaborated.However, it should be understood that the specific embodiments described herein are merely illustrative of the present invention,
The range being not intended to restrict the invention.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to keep away
Exempt from unnecessarily to obscure idea of the invention.
As shown in Figure 1, a kind of manufacturing process of fusing type cable connector of the present invention, includes the following steps:
Step 1. cable stripping
1-1. handles threephase cable stripping, respectively by cable jacket, sheath, copper shield, outer semiconducting layer, insulating layer
Stripping processing is carried out, and cable core is whittled into taper close to insulating layer one end；
1-2. is polished smooth insulating surface with insulation sand paper, reserves semi-conductive layer；
Step 2. welding conductor thread core
1-1. determines welding anchor point, installs bonding die, cable ends conductor layer 1 is welded,
1-2. is polishing to cable core with after isometrical conductor after welding, is processed by shot blasting,
1-3. carries out heating moisture processing to cable core, prevents having water that bubble is caused to generate in core；
Step 3. internal shield
Under dustfree environment, by graphene nano carbon pipe coating uniform stirring, then uniformly it is applied in conductor layer 1, needs
It repeatedly smears, graphene nano carbon pipe coating thickness is made to reach 2-3mm, and use heat gun to carry out four chow rings after smearing every time
Around drying, until the semi-conductive layer of cable ends, internal shield and graphene nano carbon pipe coating seamless interfacing form inner shield
Layer 2；
Step 4. insulative water-proof coating
Under dustfree environment, by insulating waterproofing paint uniform stirring, under coating semi-cured state that insulating waterproofing paint is uniform
Be applied to needed for production cable interior semi-conductive layer on, until insulating layer and the insulative water-proof coating 3 of cable ends are seamless right
It connects to form insulating layer, paint thickness reaches 80% or more of former cable insulation thickness, and dielectric strength is up to every milli after smearing
Rice 22KV；
Step 5. outer semiconducting layer
1-1. is under dustfree environment, after 3 integrally curing of insulative water-proof coating, by the welding of cable insulation outer layer, grinding process,
Then graphene nano carbon pipe coating uniform stirring is uniformly applied on insulative water-proof coating, until cable by 1-2.
The outer semiconducting layer and graphene nano carbon pipe coating seamless interfacing at both ends form outer semiconducting layer 4,
Step 6. copper shield
Copper shield 5 is packaged outside outer semiconducting layer 4, and copper shield 5 is fixed on connector in intermediate and both sides constant force spring
In main body；
Step 7. waterproof and ground connection
1-1. is bound threephase cable together with PVC adhesive strapping tape, the wrapped adhesive waterproof tape in inner sheath of cable 6, steel triumphant 7
It polishes on adhesive waterproof tape, then by triumphant 7 both sides of steel；
The triumphant 7 ground line end expansion of 1-2. steel, reflexed are simultaneously fixed on both sides steel triumphant 7 polishing position, big spring outsourcing with big spring
Cover PVC band；
1-3. cleans both ends oversheath 8, is then polished oversheath 8 with sand paper, oversheath 8 is wrapped on steel triumphant 7, adhesive waterproof tape
Half overlapping is around at 8 other end of oversheath from 8 one end of oversheath；
Step 10. installs armoring tape
Armoring tape is directly opened, and half overlapping is wrapped to other end oversheath 8 since the waterproof end of tape of one end oversheath 8
Waterproof end of tape completes the manufacture and installation of cable connector.
The graphene nano carbon pipe coating includes that parts by weight are 8 parts of carbon nanotubes, 29 parts of polyurethane modified epoxy trees
Rouge, 27 parts of acrylic modified epoxy resins, 30 parts of silica flours, 4 parts of white carbon blacks, 1 part of vulcanizing agent, 1 part of curing agent, in configuration graphite
When alkene carbon nanotubes coating, first by polyurethane modified epoxy resin, acrylic modified epoxy resin, three kinds of silica flour by above-mentioned
Parts by weight are first fused together stirring, sequentially add the white carbon black of above-mentioned parts by weight, carbon nanotubes, vulcanization after mixing evenly
Agent, curing agent, triethylamine, which carries out stirring completely, can be obtained graphene nano carbon pipe coating, then apply graphene nano carbon pipe
Material is uniformly applied on cable conductor layer 1.
The insulating waterproofing paint includes the polyurethane-modified object that parts by weight are 40 parts, the contracting of 20 parts of bisphenol-A organosilicon
Close object, 15 parts of alumina powder, 5 parts of white carbon black, 10 parts of methyltrimethoxysilane and 10 parts of methyl triacetoxyl group
Silane, it is first that polyurethane-modified object and bisphenol-A organosilicon condensate is first by said ratio when configuring insulating waterproofing paint
It is first fused together stirring, sequentially adds alumina powder, white carbon black, methyltrimethoxysilane, methyl after stirring fusion completely
Triacetoxysilane,
By using above-mentioned technical proposal, internal shield and external screen of the present invention by using graphene nano carbon pipe as cable
Layer is covered, instead of traditional carbon pipe as conductive and humidification semiconductive self-fusing tape, by inner semiconductor layer 1 and internal shield two
Layer is combined into one, it can the internal shield using graphene nano carbon pipe as cable shortens and adds compared with conventional carbon pipe
Work process flow, eliminates the smelting process of inner semiconductor layer 1, and processing technology shortens 1 hour or more；Graphene nano
Carbon pipe is coated on conductor layer 1 and insulating layer respectively by the way of coating, and insulative water-proof material is also smeared by the way of coating
On internal shield, adequately insulating materials can be adsorbed on internal shield, improve cable insulation, and graphene nano
Carbon pipe will not be melted in the conductor layer 1 of cable, and cable core field distribution is uniform, and cable conductive is good, product qualification rate energy
Enough reach 99 or more percent；And graphene nano carbon pipe will not can generate electrostatic as traditional conductive material
Accumulation reduces cost, improves electric conductivity, can preferably adsorb with insulating layer, compared with conventional insulating layer, cable insulation waterproof
Property is more preferable, and field distribution is uniform, can be with the smooth and uniform transition of former cable insulation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of manufacturing process of fusing type cable connector, it is characterised in that: comprise the steps of
Step 1. cable stripping
Cable stripping is handled, cable jacket, sheath, copper shield, outer semiconducting layer, insulating layer are subjected to stripping respectively
Processing, and cable core is whittled into taper close to insulating layer one end；
Insulating surface is polished smooth with insulation sand paper, reserves semi-conductive layer；
Step 2. welding conductor thread core
It determines welding anchor point, bonding die is installed, cable ends conductor layer is welded,
Conductor after welding is polishing to cable core with after isometrical, is processed by shot blasting,
Heating moisture processing is carried out to cable core,
Step 3. internal shield
Under dustfree environment, by graphene nano carbon pipe coating uniform stirring, then uniformly it is applied in conductor layer, needs more
Secondary smearing makes graphene nano carbon pipe coating thickness reach 2-3mm, and carries out surrounding using heat gun after smearing every time and surround
Drying, until the semi-conductive layer of cable ends, internal shield and graphene nano carbon pipe coating seamless interfacing form internal shield；
Step 4. insulative water-proof coating
It by insulating waterproofing paint uniform stirring, is then uniformly applied on interior semi-conductive layer, until the insulating layer of cable ends
Insulating layer is formed with insulative water-proof coating seamless interfacing；
Step 5. outer semiconducting layer
By the welding of cable insulation outer layer, grinding process,
Then it is uniformly applied on insulative water-proof coating, graphene nano carbon pipe coating uniform stirring until cable ends
Outer semiconducting layer and graphene nano carbon pipe coating seamless interfacing formed outer semiconducting layer.
2. the manufacturing process of fusing type cable connector as described in claim 1, it is characterised in that: in the step 3 or step 5
Graphene nano carbon pipe coating include parts by weight be 6-10 parts of carbon nanotubes, 50-70 parts of modified epoxy, 25-
35 parts of silica flour, 3-5 parts of white carbon black, 0.5-1.5 parts of vulcanizing agent and 0.5-1.5 parts of curing agent, the modified epoxy tree
Rouge includes polyurethane modified epoxy resin and acrylic modified epoxy resin.
3. the manufacturing process of fusing type cable connector as claimed in claim 2, it is characterised in that: the polyurethane modified epoxy
The parts by weight of resin are 25-35 parts, and the parts by weight of the acrylic modified epoxy resin are 25-35 parts.
4. the manufacturing process of fusing type cable connector as described in claim 1, it is characterised in that: in the step 3 or step 5
Graphene nano carbon pipe coating needs repeatedly smeared, so that graphene nano carbon pipe coating thickness is reached 2-3mm, and often
Surrounding is carried out around drying using heat gun after secondary smearing.
5. the manufacturing process of fusing type cable connector as described in claim 1, it is characterised in that: the insulation in the step 4
Water-repellent paint includes that parts by weight are 35-45 parts of polyurethane-modified object, 18-25 parts of bisphenol-A organosilicon condensate, 13-16
The alumina powder, 4-6 parts of white carbon black, 8-12 parts of methyltrimethoxysilane and 8-12 parts of methyl triacetoxyl group silicon of part
Alkane.
6. the manufacturing process of fusing type cable connector as described in claim 1, it is characterised in that: the insulation in the step 4
Water-repellent paint is applied on interior semi-conductive layer under semi-cured state, and the insulative water-proof coating insulate with a thickness of cable ends
80% or more of thickness degree.
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| CN119400509A (en) * | 2025-01-03 | 2025-02-07 | 宝新高分子科技(广州)有限公司 | A composite cable containing electromagnetic shielding material and a manufacturing method thereof |
| CN119944388A (en) * | 2025-04-08 | 2025-05-06 | 宁波东方电缆股份有限公司 | Casting method for ultra-high voltage cable conductor joint |
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