CN206058931U - A kind of nylon cable - Google Patents
A kind of nylon cable Download PDFInfo
- Publication number
- CN206058931U CN206058931U CN201620965919.9U CN201620965919U CN206058931U CN 206058931 U CN206058931 U CN 206058931U CN 201620965919 U CN201620965919 U CN 201620965919U CN 206058931 U CN206058931 U CN 206058931U
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- Prior art keywords
- cable
- protective jacket
- grid
- insulating barrier
- nylon
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Abstract
The utility model discloses a kind of nylon cable, including the cable core being made up of some conductor elements and insulating barrier, in the periphery socket protective jacket of cable core, is provided with thermal insulation layer between cable core and protective jacket；Each described conductor element includes metal conductor layer, and tin layers are scribbled outside the metal conductor layer, and the insulating barrier is arranged between tin layers and thermal insulation layer；The protective jacket adopts nylon material, does protective jacket using nylon material and has that outward appearance is beautiful, heat-resistant deforming is little, with excellent heat stability；With higher mechanical strength and excellent wearability, tolerance to cold, chemical resistance, oil resistivity, self lubricity, and good case hardness, bending strength and impact strength；Compared with the cable of same specification, external diameter has significantly reduction, lightweight, outer mass color, is easy to cable installation in pipe.
Description
Technical field
This utility model belongs to electricity field, is related to field of cables, more particularly, to a kind of nylon cable.
Background technology
All the time, China's power line wiring has been used up PVC insulated electric conductors, the sheath of the PVC insulated electric conductors
It is using made by PVC materials.Just come up rapidly in the paces of economic construction fast development and modernization, not only electrical equipment product
Kind of quantity is being continuously increased, and the capacity of various electrical equipment is also rising, so as to propose new requirement to electric power loop design.
Do not require nothing more than that feeder number amount is more, and the quality to loop, especially to the cotton covered wire as loop in pre- protection against electric shock and short circuit fire
The secure context of calamity accident is put forward higher requirement.According to the message that state ministry of public security door sends, in recent years big and small
Startling fire incident in have unexpectedly 30% to be in order at electrical fire.This just becomes prevention wire short-circuiting accident to set
Matter of utmost importance urgently to be resolved hurrily in meter, construction and decoration.According to analysis, build cotton covered wire and be short-circuited nothing more than following several originals
Cause, i.e. electric wire are aging, electric wire scratches insulation in poling, form potential short circuit hidden danger, and circuit overload operation, temperature exceed rule
Determine scope and burn out insulation, a lot of heavy fire incidents cause the very big concern of the whole society.For this purpose, we have developed one
Plant safe nylon cable.
Utility model content
In order to solve the above problems, this utility model provides a kind of nylon cable, and concrete technical scheme is as follows：
A kind of nylon cable, including the cable core being made up of some conductor elements and insulating barrier, takes over control in the periphery set of cable core
Shield sheath, is provided with thermal insulation layer between cable core and protective jacket；Each described conductor element includes metal conductor layer, in the gold
Tin layers are scribbled outside category conductor layer, the insulating barrier is arranged between tin layers and thermal insulation layer；The protective jacket adopts nylon material.
It is provided with the grid for spaced apart conductor unit, outer peripheral face correspondence one insulation of socket of each conductor element
Layer, the grid are arranged on inside thermal insulation layer.
The grid for spaced apart conductor unit is provided with, the insulating barrier is socketed in outside grid.
The grid edge is equal decile shape perpendicular to the section of cable bearing of trend.
The grid edge is X-type perpendicular to the section of cable bearing of trend.
The beneficial effects of the utility model are：In the cable, have tin liquor outside metal conductor layer, can effectively prevent metal
Further cause failure of insulation together with conductor layer is glutinous with insulating barrier；Then external thermal insulation layer, prevents in short circuit, and wire radiated
More amount of heat is conducted to the external world, causes extraneous combustibles on fire.
The advantage of protective jacket is done using nylon material：
1st, outward appearance is beautiful, heat-resistant deforming is little, with excellent heat stability；
2nd, with higher mechanical strength and excellent wearability, tolerance to cold, chemical resistance, oil resistivity, self lubricity, with
And good case hardness, bending strength and impact strength；
3rd, compared with the cable of same specification, external diameter has significantly reduction, lightweight, outer mass color, is easy to cable installation in pipe.
Description of the drawings
Fig. 1 is the structural representation of this utility model nylon cable.
Fig. 2 is the schematic cross-section of this utility model grid and conductor element.
Wherein：1- metal conductor layers, 2- tin layers, 3- insulating barriers, 4- thermal insulation layers, 5- protective jackets, 6- grids.
Specific embodiment
A kind of nylon cable, including the cable core being made up of some conductor elements and insulating barrier 3, takes over control in the periphery set of cable core
Shield sheath 5, is provided with thermal insulation layer 4 between cable core and protective jacket 5；Each described conductor element includes metal conductor layer 1, in institute
Stating and tin layers 2 are scribbled outside metal conductor layer 1, the insulating barrier 3 is arranged between tin layers 2 and thermal insulation layer 5；The protective jacket 5 is adopted
Use nylon material.
In the cable, outside metal conductor layer, have tin liquor, effectively can prevent together with metal conductor layer and insulating barrier from sticking
And then cause failure of insulation；Then external thermal insulation layer, prevents in short circuit, wire radiating is excessive and amount of heat is conducted to outer
Boundary, causes extraneous combustibles on fire.
The advantage of protective jacket is done using nylon material：
1st, outward appearance is beautiful, heat-resistant deforming is little, with excellent heat stability；
2nd, with higher mechanical strength and excellent wearability, tolerance to cold, chemical resistance, oil resistivity, self lubricity, with
And good case hardness, bending strength and impact strength；
3rd, compared with the cable of same specification, external diameter has significantly reduction, lightweight, outer mass color, is easy to cable installation in pipe.
It is provided with the grid 6 for spaced apart conductor unit, outer peripheral face correspondence one insulation of socket of each conductor element
Layer 4, the grid 6 is arranged on inside thermal insulation layer, or is provided with the grid 6 for spaced apart conductor unit, and the insulating barrier 4 is socketed
Outside grid 6, conductive unit is isolated with grid, it is to avoid traditional direct each metallic conductor to be directly wound into into one
Rise, so can effectively prevent causing the insulating barrier outside each metallic conductor to bond due to heating effect of current.
The grid 6, can be according to the number of conductor element along being equal decile shape perpendicular to the section of cable bearing of trend
Amount carries out decile to 360 ° determining that grid needs how many deciles carried out, angularly arranging, it is preferred that the lattice
Grid edge is the conductor element of X-type, i.e., 4 perpendicular to the section of cable bearing of trend.
A kind of nylon cable processing technique, comprises the following steps that：
Step one：Metallic conductor is immersed in tin liquor, then wire drawing, is placed in tin liquor, then wire drawing, with this
Circulation three times, constitutes stanniferous metallic conductor silk；
Step 2：White carbon black, silicone oil are added in silicone rubber, after mixing, Bao Tong, filtration, are then mixed with vulcanizing agent,
Through molding, extrusion, insulating barrier is formed；
Step 3：Insulating barrier in step 2 is wrapped the stanniferous metallic conductor silk in step one, integral, structure is extruded
Into cable core；
Step 4：Heat-barrier material is taken, Jing moldings, extrusion form thermal insulation layer；
Step 5：With the cable core in the thermal insulation layer parcel step 3 in step 4；
Step 6：Nylon material is taken, which is dried, is molded, is extruded into, formed protective jacket, then wrap up step 5
In product, complete Product processing.
The protective jacket of cable is done using nylon, can be slowed down or be reduced polyethylene component effusion or migrate, improve cable
Aging resistance, so as to improve cable service life.
The silicone rubber is the glue based on polythene material, and this is a kind of universal, cheap glue.
Step 3 is carried out again can after softening under the hot-air of normal pressure after insulation formable layer in the step 2.
Drying in the step 6 goes the vacuum of moisture removal, evacuation reach using evacuation, rotary barrel heating
More than 0.05MPa, otherwise moisture are difficult to remove, and heat according to vapor, heating-up temperature is controlled with steam vapour amount, and temperature is suitable
For 80 ± 50 DEG C, the too high nylon material of heating-up temperature can be aoxidized and be turned yellow；The temperature range during step 6：215℃-
300℃。
As nylon material is polarizable medium, the easy moisture absorption, when nylon material water content is more than 0.3%, cannot just be extruded, and
After nylon material makes moist, extrusion sheath will bubble such as foam, there is shot-like particle or breakage.Nylon material uses evacuation in itself
Vacuum bag packages, no bale broken can directly throw people's use, but damages broken, poor sealing or open bag such as transportation and be not finished in time
Deng must dry and can use.
In the step 6, the step of nylon material is additionally provided with filtration before being molded and being extruded into, filter screen is specially set, its
Effect is：
1st, granulometric impurity, incipient scorch granule are filtered out；
2nd, increase the resistance and counter-pressure of logistics, nylon is plastified evenly；
3rd, increase pressure, make extrusion uniform flow.
Claims (5)
1. a kind of nylon cable, it is characterised in that：Including the cable core being made up of some conductor elements and insulating barrier, in the outer of cable core
Week socket protective jacket, is provided with thermal insulation layer between cable core and protective jacket；Each described conductor element includes metal conductor layer,
Tin layers are scribbled outside the metal conductor layer, the insulating barrier is arranged between tin layers and thermal insulation layer；The protective jacket is adopted
Nylon material.
2. a kind of nylon cable according to claim 1, it is characterised in that：The grid for spaced apart conductor unit is provided with,
Outer peripheral face correspondence one insulating barrier of socket of each conductor element, the grid are arranged on inside thermal insulation layer.
3. a kind of nylon cable according to claim 1, it is characterised in that：The grid for spaced apart conductor unit is provided with,
The insulating barrier is socketed in outside grid.
4. a kind of nylon cable according to Claims 2 or 3, it is characterised in that：The grid is along perpendicular to cable extension
The section in direction is equal decile shape.
5. a kind of nylon cable according to claim 4, it is characterised in that：The grid is along perpendicular to cable bearing of trend
Section be X-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965919.9U CN206058931U (en) | 2016-08-29 | 2016-08-29 | A kind of nylon cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965919.9U CN206058931U (en) | 2016-08-29 | 2016-08-29 | A kind of nylon cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206058931U true CN206058931U (en) | 2017-03-29 |
Family
ID=58382274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620965919.9U Active CN206058931U (en) | 2016-08-29 | 2016-08-29 | A kind of nylon cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206058931U (en) |
-
2016
- 2016-08-29 CN CN201620965919.9U patent/CN206058931U/en active Active
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