CN207676714U - Halogen-free flameproof heat-resistant flexible PE cables - Google Patents
Halogen-free flameproof heat-resistant flexible PE cables Download PDFInfo
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- CN207676714U CN207676714U CN201721774289.8U CN201721774289U CN207676714U CN 207676714 U CN207676714 U CN 207676714U CN 201721774289 U CN201721774289 U CN 201721774289U CN 207676714 U CN207676714 U CN 207676714U
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- halogen
- resistant flexible
- oversheath
- free flameproof
- inner sheath
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Abstract
The utility model discloses halogen-free flameproof heat-resistant flexible PE cables, include 4 conductor wire cores, the band being coated on outside 4 conductor wire cores, inner sheath and oversheath successively from the inside to the outside；Combustion-proof glass fiber layer is filled between conductor wire core and band；Inner sheath is made of PE materials；Oversheath is made of photovoltaic cable of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin CABLE MATERIALS.Using the above structure, smoke density is low when having burning for the utility model, non-corrosive gas effusion, the advantages that also not generating harmful hydracid substance, be provided simultaneously with fire resistance.
Description
Technical field
The utility model is related to electronic wire technical fields, and in particular to halogen-free flameproof heat-resistant flexible PE cables (PE：
Polyethylene, polyethylene).
Background technology
With economic rapid development, electric wire is widely used in industry-by-industry, field, with electrical
The frequent generation of fire incident, the fire-retardant problem of electric wire gradually cause the attention of countries in the world；And fire proofing is then often
Containing very high halogen, a large amount of toxic gas can be generated in combustion.A large amount of smog are released when cable fire and are had
Poison, corrosive gas, forms grave danger to the life security of people, is risk factor in fire, interferes in a fire
The safe escape of people and fire-fighting work, make the lives and properties by heavy losses.Simultaneously with communication career, auto industry and
The many such as the development of computer industry, especially aviation wire, line for cars, high temperature instrument cable, oil drilling platform cable
Occasion, it is increasing for high temperature resistant, low cigarette, the demand of Halogen power cable, it is also higher and higher.
Utility model content
The purpose of this utility model is that disclosing halogen-free flameproof heat-resistant flexible PE cables, solves existing electric wire and contain
The problem of halogen height, poor flame retardant properties.
In order to achieve the above objectives, the utility model adopts the following technical solution：
Halogen-free flameproof heat-resistant flexible PE cables include successively from the inside to the outside 4 conductor wire cores, are coated on 4 conductor wire cores
Outer band, inner sheath and oversheath；Combustion-proof glass fiber layer is filled between conductor wire core and band；Inner sheath is by PE materials
It is made；Oversheath is made of photovoltaic cable of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin CABLE MATERIALS.
Further, the conductor wire core from the inside to the outside successively include copper core, polyester-imide dope layer, anti-corona dope layer and
PE insulating layers made of PE materials.
Further, aluminium strip lapped shielding layer is equipped between the inner sheath and the oversheath.
Further, the aluminium strip lapped shielding layer is made of polyethylene and aluminium wire netting, and polyethylene is in right-angled intersection side
Formula is wrapped in inner sheath outer surface, is tightened by aluminium wire netting winding in the outside of polyethylene.
Further, heat-insulating flame-retardant rubber layer is equipped between the aluminium strip lapped shielding layer and the oversheath.
Compared with prior art, the beneficial effects of the utility model：
1, the utility model is outer made of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin CABLE MATERIALS using photovoltaic cable
Sheath, smoke density is low when having burning, and non-corrosive gas effusion does not generate harmful hydracid substance yet, is provided simultaneously with fire resisting
The advantages that performance.Using the structure of PE insulating layers, combustion-proof glass fiber layer, inner sheath, oversheath and heat-insulating flame-retardant rubber layer, tool
There are extremely excellent flame retardant property, anti-ultraviolet aging performance, complete protection is played to cable.
2, conductor wire core uses corona dope layer, and corona-resistance property effect is good, so as to effectively resist high frequency voltage pulse
Long-term impact, improve the service life of the present embodiment, and ensure electric conductivity.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the cross-sectional view of the utility model halogen-free flameproof heat-resistant flexible PE exemplary fiber optic cables；
Fig. 2 is the cross-sectional view of conductor wire core in Fig. 1.
In figure, 1- conductor wire cores；11- copper cores；12- polyester-imide dope layers；The anti-corona dope layers of 13-；14-PE insulate
Layer；2- bands；3- inner sheaths；4- aluminium strip lapped shielding layers；5- oversheaths；6- combustion-proof glass fiber layers.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment halogen-free flameproof heat-resistant flexible PE cables as depicted in figs. 1 and 2 include 4 conductor wires successively from the inside to the outside
Core 1, the band 2 being coated on outside 4 conductor wire cores 1, inner sheath 3, aluminium strip lapped shielding layer 4 and oversheath 5 made of PE materials.
Combustion-proof glass fiber layer 6 is filled between conductor wire core 1 and band 2.Oversheath 5 by the low cigarette of photovoltaic cable irradiation crosslinking type without
Halogen flame-proof polyolefine cable material is made.
Conductor wire core 1 includes copper core 11, polyester-imide dope layer 12, anti-corona dope layer 13 and PE materials successively from the inside to the outside
PE insulating layers 14 made of material.
Photovoltaic cable irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin CABLE MATERIALS, is made from the following raw materials in parts by weight：
40-60 parts of EVA resin, 30-50 parts of EEA resins, 10-15 parts of ethylene propylene diene rubber, 5-8 parts of ABS resin, trioctyl phosphate 40-
50 parts, 5-7 parts of epoxidized soybean oil, 20-30 parts of 7 hydrate zinc borate, 5-8 parts of molybdenum oxide, 5-8 parts of iron oxide, antioxidant 0.5-1.0
Part, 3-4 parts of vinyltriethoxysilane, 1-2 parts of stearic acid, 6-9 parts of hypo-aluminum orthophosphate, 1-2 parts of melamine cyanurate, oxygen
Change 1-2 parts of yttrium, 1-3 parts of processing aid ACR, 8-10 parts of modified filler.Photovoltaic cable is poly- with irradiation crosslinking type low-smoke halogen-free flame-retardant
Alkene CABLE MATERIALS, smoke density is low when having burning, and non-corrosive gas effusion does not generate harmful hydracid substance yet, has simultaneously
The advantages that standby fire resistance.
The present embodiment is had extremely excellent using the structure of PE insulating layers 14, combustion-proof glass fiber layer 6, inner sheath 3, oversheath 5
Flame retardant property, anti-ultraviolet aging performance, complete protection is played to cable.
Aluminium strip lapped shielding layer 4 is made of polyethylene and aluminium wire netting, and polyethylene is wrapped in interior in right-angled intersection mode
Jacket outer surface is tightened in the outside of polyethylene by aluminium wire netting winding.
As to further improvement of this embodiment, heat-insulating flame-retardant rubber is equipped between aluminium strip lapped shielding layer 2 and oversheath
Glue-line (not shown)；Further fire-retardant and high temperature resistant.
The other structures of the present embodiment are referring to the prior art.
The utility model is not limited to the above embodiment, if various changes or modifications to the utility model do not take off
Spirit and scope from the utility model, if these modification and variations belong to the claims and equivalents of the utility model
Within the scope of, then the utility model is also intended to include these modification and variations.
Claims (5)
1. halogen-free flameproof heat-resistant flexible PE cables, it is characterized in that：Include successively from the inside to the outside 4 conductor wire cores, be coated on 4 and lead
Band, inner sheath outside wire core and oversheath；Combustion-proof glass fiber layer is filled between conductor wire core and band；Inner sheath by
PE materials are made；Oversheath is made of photovoltaic cable of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin CABLE MATERIALS.
2. halogen-free flameproof heat-resistant flexible PE cables according to claim 1, it is characterised in that：The conductor wire core is from the inside to the outside
Successively including PE insulating layers made of copper core, polyester-imide dope layer, anti-corona dope layer and PE materials.
3. halogen-free flameproof heat-resistant flexible PE cables according to claim 1 or claim 2, it is characterised in that：The inner sheath and described
Aluminium strip lapped shielding layer is equipped between oversheath.
4. halogen-free flameproof heat-resistant flexible PE cables according to claim 3, it is characterised in that：The aluminium strip lapped shielding layer by
Polyethylene and aluminium wire netting composition, polyethylene are wrapped in inner sheath outer surface in right-angled intersection mode, in the outer of polyethylene
Side is tightened by aluminium wire netting winding.
5. halogen-free flameproof heat-resistant flexible PE cables according to claim 3, it is characterised in that：The aluminium strip lapped shielding layer and
Heat-insulating flame-retardant rubber layer is equipped between the oversheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721774289.8U CN207676714U (en) | 2017-12-18 | 2017-12-18 | Halogen-free flameproof heat-resistant flexible PE cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721774289.8U CN207676714U (en) | 2017-12-18 | 2017-12-18 | Halogen-free flameproof heat-resistant flexible PE cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207676714U true CN207676714U (en) | 2018-07-31 |
Family
ID=62969194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721774289.8U Active CN207676714U (en) | 2017-12-18 | 2017-12-18 | Halogen-free flameproof heat-resistant flexible PE cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207676714U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113421703A (en) * | 2021-07-30 | 2021-09-21 | 湖北联上化工科技有限公司 | High-low temperature resistant aviation wire harness material and preparation method thereof |
-
2017
- 2017-12-18 CN CN201721774289.8U patent/CN207676714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113421703A (en) * | 2021-07-30 | 2021-09-21 | 湖北联上化工科技有限公司 | High-low temperature resistant aviation wire harness material and preparation method thereof |
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