CN208141898U - A kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable - Google Patents
A kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable Download PDFInfo
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- CN208141898U CN208141898U CN201820562856.1U CN201820562856U CN208141898U CN 208141898 U CN208141898 U CN 208141898U CN 201820562856 U CN201820562856 U CN 201820562856U CN 208141898 U CN208141898 U CN 208141898U
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Abstract
A kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable of the utility model,Including wire and cable main body,Flame-retardant layer,Antistatic layer,Protective cover,Second interior insulation protective layer,Wear-resisting corrosion layer,Resistance to compression layer,External insulation protective layer,First interior insulation protective layer,Core,Flame-retardant layer on filled layer,Lower flame-retardant layer and polyolefin flame-retardant pipe,The wire and cable main body outermost layer is equipped with external insulation protective layer,Package is equipped with flame-retardant layer inside the external insulation protective layer,The flame-retardant layer outer layer is equipped with the second interior insulation protective layer,Package is equipped with antistatic layer in the flame-retardant layer,Package is equipped with protective cover in the antistatic layer,The resistance to compression layer is externally provided with wear-resisting corrosion layer,The first interior insulation protective layer is equipped in the resistance to compression layer,Filled layer is set in the first interior insulation protective layer,Fire protecting performance and wear-resisting damage can be effectively improved by layering setting interior insulation protective layer,Structure is simple,It is at low cost,It is suitble to manufacture and use.
Description
Technical field
The utility model relates to a kind of cable equipment field, in particular to a kind of cross-linking low smoke halogen-free flame retardant polyethylene
Insulated fireproof wire and cable.
Background technique
The development of society, scientific and technological progress, numerous power plant, smelter, oil play etc. are to large-scale grouping of the world economy direction
Development, skyscraper, place of public amusement, subway and underground street etc. continue to bring out, and electricity consumption is growing day by day, wire and cable
Kind and dosage also increase accordingly.Wire and cable can transmission & distribution electric energy, transmitting information, but its be simultaneously cause fire lead fire
Line.When fire occurs for many important events, evacuating personnel, the illumination in channel, fire protection alarm device, automatic fire-fighting facility and other
Emergency set requires that cable can normal power-up at the appointed time when fire occurs.
Have the security performance of many wire and cables not high at present, anti-pressure ability is insufficient, people to the anti-flammability of wire and cable,
The performance requirements such as fire resistance are higher and higher, and most of wire and cable is rounded on the market, either constructing still again
During subsequent use, often trampled either squeeze, so gently then will lead to its trampled down either flattening, it is heavy then
The core that may cause the inside is broken.The manufacturing procedure of existing wire and cable is complex, expends a large amount of manpower and object
Power, thus existing wire and cable needs to improve.
Utility model content
The utility model proposes a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cables, solve existing
It is insufficient in technology.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：
A kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable of the utility model, including wire and cable master
Body, flame-retardant layer, antistatic layer, protective cover, the second interior insulation protective layer, wear-resisting corrosion layer, resistance to compression layer, external insulation protection
Flame-retardant layer, lower flame-retardant layer and polyolefin flame-retardant pipe on layer, the first interior insulation protective layer, core, filled layer, the wire and cable master
Body outermost layer is equipped with external insulation protective layer, and package is equipped with flame-retardant layer inside the external insulation protective layer, and the flame-retardant layer outer layer is set
There is the second interior insulation protective layer, package is equipped with antistatic layer in the flame-retardant layer, and package is equipped with metal and protects in the antistatic layer
Shield, the resistance to compression layer, which is externally provided in wear-resisting corrosion layer, the resistance to compression layer, is equipped with the first interior insulation protective layer, in described first absolutely
It is set to filled layer in edge protective layer, is equipped with core in the filled layer.
As a kind of optimal technical scheme of the utility model, the external insulation protective layer with a thickness of 1mm-1.8mm.
As a kind of optimal technical scheme of the utility model, the wire and cable main body is using big voltage range
450V-750V。
As a kind of optimal technical scheme of the utility model, the outside of the second interior insulation protective layer is equipped with external insulation
Protective layer.
As a kind of optimal technical scheme of the utility model, resistance to compression layer setting antistatic layer and filled layer it
Between, and resistance to compression layer is made of polypropylene material.
As a kind of optimal technical scheme of the utility model, the flame-retardant layer includes upper flame-retardant layer, polyolefin flame-retardant pipe
With lower flame-retardant layer, upper flame-retardant layer lower section is provided with several polyolefin flame-retardant pipes, is provided with down below the polyolefin flame-retardant pipe
Flame-retardant layer.
The utility model beneficial effect achieved is：The utility model provides a kind of cross-linking low smoke halogen-free flame retardant polyethylene
Insulated fireproof wire and cable, by being equipped with flame-retardant layer between core and external insulation protective layer, flame retardant property is good, extremely nonflammable
It burns, and smoke rate is low, small in size, light-weight, high and low temperature resistance with super strength, brilliant radiation resistance rubs to the external world
Wiping has very strong resistance, has preferable slip and anti-cracking performance, and the insulating properties of wire cable material itself, physical machine
The performance colleague of the various aspects such as tool performance, elasticity, resistance to ag(e)ing, corrosion resistance, anti-flammability is more perfect, excellent compared to property,
Make the utility model that there is excellent wearability by setting insulating layer and protective cover, is protected by layering setting interior insulation
Sheath can effectively improve fire protecting performance and wear-resisting damage, and structure is simple, at low cost, be suitble to manufacture and use.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings：
Fig. 1 is the subjective structural schematic diagram of the utility model；
Fig. 2 is the partial structurtes structural schematic diagram of the utility model
In figure：1, wire and cable main body；2, flame-retardant layer；3, antistatic layer；4, protective cover；5, the second interior insulation is protected
Layer；6, wear-resisting corrosion layer；7, resistance to compression layer；8, external insulation protective layer；9, the first interior insulation protective layer；10, core；11, filled layer；
12, upper flame-retardant layer；13, lower flame-retardant layer；14, polyolefin flame-retardant pipe.
Specific embodiment
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 making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-2, the utility model provides a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable,
Including wire and cable main body 1, flame-retardant layer 2, antistatic layer 3, protective cover 4, the second interior insulation protective layer 5, wear-resisting corrosion layer
6, resistance to compression layer 7, external insulation protective layer 8, the first interior insulation protective layer 9, core 10, flame-retardant layer 12, lower flame-retardant layer on filled layer 11
13 and polyolefin flame-retardant pipe 14,1 outermost layer of wire and cable main body is equipped with external insulation protective layer 8, the external insulation protective layer 8
The inside package is equipped with flame-retardant layer 2, and 2 outer layer of flame-retardant layer is equipped with the second interior insulation protective layer 5, and package is set in the flame-retardant layer 2
Have an antistatic layer 3, package is equipped with protective cover 4 in the antistatic layer 3, the resistance to compression layer 7 be externally provided with wear-resisting corrosion layer 6,
It is equipped with the first interior insulation protective layer 9 in the resistance to compression layer 7, filled layer 11 is set in the first interior insulation protective layer 9, it is described to fill out
It fills and is equipped with core 10 in layer 11.
External insulation protective layer 8 with a thickness of 1mm-1.8mm.
Wire and cable main body 1 is 450V-750V using big voltage range.
The outside of second interior insulation protective layer 5 is equipped with external insulation protective layer 8.
Resistance to compression layer 7 is arranged between antistatic layer 3 and filled layer 11, and resistance to compression layer 7 is made of polypropylene material.
Flame-retardant layer 2 includes upper flame-retardant layer 12, polyolefin flame-retardant pipe 14 and lower flame-retardant layer 13, is provided with below upper flame-retardant layer 12
Several polyolefin flame-retardant pipes 14 are provided with lower flame-retardant layer 13 below the polyolefin flame-retardant pipe 14.
Specifically, in use, the outermost layer of wire and cable main body 1 is equipped with external insulation protective layer 8, when short circuit occurs for system
When, as the channel of short circuit current, shielding action can be played to electric field, external insulation protective layer 8 can also play simultaneously, resist dry
The stabilization of signal is protected in the effect disturbed, and the filled layer 11 of protective cover innermost layer is made of graphite, and heat insulation is very good
Good, the thickness of resistance to compression layer is apparently higher than other layers, and avoiding the wire and cable often trampled or squeezed leads to its quilt
It tramples down and either flattens the phenomenon that possibly even causing the core of the inside to be broken.
The utility model provides a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable, by core and outside
Flame-retardant layer is equipped between insulating protective layer, flame retardant property is good, and it is extremely nonflammable, and smoke rate is low, small in size, light-weight, tool
There is superpower high and low temperature resistance, brilliant radiation resistance has very strong resistance to external world's friction, has preferable slip
And anti-cracking performance, and the insulating properties of wire cable material itself, physical mechanical property, elasticity, resistance to ag(e)ing, corrosion resistance,
The performance colleague of the various aspects such as anti-flammability is more perfect, excellent compared to property, is made by setting insulating layer and protective cover
The utility model have excellent wearability, by layering setting interior insulation protective layer can effectively improve fire protecting performance and
Wear-resisting damage, structure is simple, at low cost, is suitble to manufacture and use.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable, including wire and cable main body（1）, flame-retardant layer
（2）, antistatic layer（3）, protective cover（4）, the second interior insulation protective layer（5）, wear-resisting corrosion layer（6）, resistance to compression layer（7）, it is outer
Insulating protective layer（8）, the first interior insulation protective layer（9）, core（10）, filled layer（11）Upper flame-retardant layer（12）, lower flame-retardant layer
（13）With polyolefin flame-retardant pipe（14）, which is characterized in that the wire and cable main body（1）Outermost layer is equipped with external insulation protective layer
（8）, the external insulation protective layer（8）The inside package is equipped with flame-retardant layer（2）, the flame-retardant layer（2）Outer layer is equipped with the second interior insulation
Protective layer（5）, the flame-retardant layer（2）Interior package is equipped with antistatic layer（3）, the antistatic layer（3）Interior package is equipped with metal and protects
Shield（4）, the resistance to compression layer（7）It is externally provided with wear-resisting corrosion layer（6）, the resistance to compression layer（7）Inside it is equipped with the first interior insulation protective layer
（9）, the first interior insulation protective layer（9）It is interior to be set to filled layer（11）, the filled layer（11）It is interior to be equipped with core（10）.
2. a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable according to claim 1, feature exist
In the external insulation protective layer（8）With a thickness of 1mm-1.8mm.
3. a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable according to claim 1, feature exist
In the wire and cable main body（1）Using big voltage range be 450V-750V.
4. a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable according to claim 1, feature exist
In the second interior insulation protective layer（5）Outside be equipped with external insulation protective layer（8）.
5. a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable according to claim 1, feature exist
In the resistance to compression layer（7）It is arranged in antistatic layer（3）With filled layer（11）Between, and resistance to compression layer（7）Using polypropylene material system
At.
6. a kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable according to claim 1, feature exist
In the flame-retardant layer（2）Including upper flame-retardant layer（12）, polyolefin flame-retardant pipe（14）With lower flame-retardant layer（13）, upper flame-retardant layer（12）
Lower section is provided with several polyolefin flame-retardant pipes（14）, the polyolefin flame-retardant pipe（14）Lower section is provided with lower flame-retardant layer（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820562856.1U CN208141898U (en) | 2018-04-19 | 2018-04-19 | A kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820562856.1U CN208141898U (en) | 2018-04-19 | 2018-04-19 | A kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208141898U true CN208141898U (en) | 2018-11-23 |
Family
ID=64293965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820562856.1U Active CN208141898U (en) | 2018-04-19 | 2018-04-19 | A kind of cross-linking low smoke halogen-free flame retardant polyethylene insulation fire-resistant wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208141898U (en) |
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2018
- 2018-04-19 CN CN201820562856.1U patent/CN208141898U/en active Active
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