CN208488997U - A kind of fire-type compound material flexible cable - Google Patents
A kind of fire-type compound material flexible cable Download PDFInfo
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- CN208488997U CN208488997U CN201821150528.7U CN201821150528U CN208488997U CN 208488997 U CN208488997 U CN 208488997U CN 201821150528 U CN201821150528 U CN 201821150528U CN 208488997 U CN208488997 U CN 208488997U
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Abstract
The utility model discloses a kind of fire-type compound material flexible cables, belong to field of cable technology.The cable includes several conductors, the outer extruded insulation layer of the conductor, the insulating layer is coated with fireprotection layer, the conductor, insulating layer and fireprotection layer constitute insulated wire cores, inner sheath is extruded after the insulated wire cores twisted synthesizing cable, the inner sheath is coated with fire lagging, and the fire lagging is externally provided with oxygen barrier layer, the oxygen barrier layer is coated with thermal insulation layer, and oversheath is extruded with outside the thermal insulation layer.The utility model cable design is novel, is equipped with fireprotection layer and fire lagging, has excellent high temperature resistant and fire protecting performance；Equipped with magnesia oxygen barrier layer, when the outer layer of cable is ignited, magnesia oxygen barrier layer is not melted non-ignitable hard shell by thermosetting, plays the role of cooling and isolation, and fire spreading is avoided to cause more huge economic loss, good flame retardation effect.
Description
Technical field
The utility model relates to field of cable technology, specifically, more particularly to a kind of fire-type compound material flexible electricity
Cable.
Background technique
With the development of the social economy, the demand of electric power application end and data application end is continuously improved, such as residential housing, rail
Each field such as road traffic, industrial and mining enterprises is required using a large amount of and complicated route progress electric power energy and signal transmission.How
Line construction cost is reduced, the safety and reliability of electric power energy and signal transmission is improved, is of great significance.Especially improve
It keeps the ability of electric power energy and signal normal transmission in high temperature fire hazard environment, and the life and property that ensure the people are pacified
Entirely, most important.
Summary of the invention
To solve the above-mentioned problems, the utility model discloses a kind of fire-type compound material flexible cables.
The utility model is achieved through the following technical solutions:
A kind of fire-type compound material flexible cable, the cable include several conductors, extruded insulation layer outside the conductor,
The insulating layer is coated with fireprotection layer, and the conductor, insulating layer and fireprotection layer constitute insulated wire cores, and the insulated wire cores are twisted
Inner sheath is extruded after stranding, the inner sheath is coated with fire lagging, and the fire lagging is externally provided with oxygen barrier layer, described
Oxygen barrier layer is coated with thermal insulation layer, and oversheath is extruded with outside the thermal insulation layer.
The insulating layer is extruded by heat curing type polyolefine material.
The fireprotection layer is minerals fireprotection layer.
The inner sheath is that heat curing type is halogen-free and low-smoke flame-retardant polyolefin sheathed.
The fire lagging uses the composite material of aluminium hydroxide.
The oxygen barrier layer is magnesia oxygen barrier layer.
The thermal insulation layer is made of super glass wool.
The oversheath is that thermoplastics type is halogen-free and low-smoke flame-retardant polyolefin sheathed.
Compared with prior art, the utility model has the beneficial effects that
The utility model cable design is novel, is equipped with fireprotection layer and fire lagging, has excellent high temperature resistant and fire prevention
Performance；Equipped with magnesia oxygen barrier layer, when the outer layer of cable is ignited, magnesia oxygen barrier layer is not melted non-ignitable hard by thermosetting
Shell plays the role of cooling and isolation, and fire spreading is avoided to cause more huge economic loss, good flame retardation effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1, conductor；2, insulating layer；3, fireprotection layer；4, inner sheath；5, fire lagging；6, oxygen barrier layer；7, heat-insulated
Layer；8, oversheath.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing:
A kind of fire-type compound material flexible cable, the cable include several conductors 1, the outer extruded insulation of the conductor 1
Layer 2, the insulating layer 2 are coated with fireprotection layer 3, and the conductor 1, insulating layer 2 and fireprotection layer 3 constitute insulated wire cores, described exhausted
Extrude inner sheath 4 after edge core twisted synthesizing cable, the inner sheath 4 is coated with fire lagging 5, outside the fire lagging 5
Equipped with oxygen barrier layer 6, the oxygen barrier layer 6 is coated with thermal insulation layer 7, is extruded with oversheath 8 outside the thermal insulation layer 7.
The insulating layer 2 is extruded by heat curing type polyolefine material.
The fireprotection layer 3 is minerals fireprotection layer.
The inner sheath 4 is that heat curing type is halogen-free and low-smoke flame-retardant polyolefin sheathed.
The fire lagging 5 uses the composite material of aluminium hydroxide.
The oxygen barrier layer 6 is magnesia oxygen barrier layer.
The thermal insulation layer 7 is made of super glass wool.
The oversheath 8 is that thermoplastics type is halogen-free and low-smoke flame-retardant polyolefin sheathed.
As shown in Figure of description Fig. 1, a kind of fire-type compound material flexible cable, cable includes several conductors 1, conductor
1 outer extruded insulation layer 2, insulating layer 2 are coated with fireprotection layer 3, and conductor 1, insulating layer 2 and fireprotection layer 3 constitute insulated wire cores, insulation
Inner sheath 4 is extruded after core twisted synthesizing cable, inner sheath 4 is coated with fire lagging 5, and fire lagging 5 is externally provided with oxygen barrier layer
6, oxygen barrier layer 6 is coated with thermal insulation layer 7, is extruded with oversheath 8 outside thermal insulation layer 7, insulating layer 2 is extruded by heat curing type polyolefine material
It forms, fireprotection layer 3 is minerals fireprotection layer, and inner sheath 4 is that heat curing type is halogen-free and low-smoke flame-retardant polyolefin sheathed, fire lagging 5
Using the composite material of aluminium hydroxide, oxygen barrier layer 6 is magnesia oxygen barrier layer, and thermal insulation layer 7 is made of super glass wool, outer shield
Set 8 is halogen-free and low-smoke flame-retardant polyolefin sheathed for thermoplastics type.
The utility model fire lagging 5 is using the composite material of aluminium hydroxide, and the fireprotection layer is in normal state not
The service performance of power cable is influenced, when a fire, which can be thermally decomposed, and moisture content is precipitated, can obviously reduce electricity
Cable burning surface temperature, flame retardant coating is in micro- reticular structure after decomposition, can largely adsorb carbonization molecule, is risen to conductor thread core good
Protective effect.
In conclusion the preferred embodiment of only the utility model, is not used to limit the utility model implementation
Range, all equivalent changes according to carried out by shape described in the utility model claims range, construction, feature and spirit with repair
Decorations, should be included in the scope of the claims of the utility model.
Claims (8)
1. a kind of fire-type compound material flexible cable, it is characterised in that: the cable includes several conductors (1), the conductor
(1) outer extruded insulation layer (2), the insulating layer (2) are coated with fireprotection layer (3), the conductor (1), insulating layer (2) and fire prevention
Layer (3) constitutes insulated wire cores, extrudes inner sheath (4) after the insulated wire cores twisted synthesizing cable, the inner sheath (4) is coated with anti-
Fiery insulating layer (5), the fire lagging (5) are externally provided with oxygen barrier layer (6), and the oxygen barrier layer (6) is coated with thermal insulation layer (7),
Oversheath (8) are extruded with outside the thermal insulation layer (7).
2. a kind of fire-type compound material flexible cable according to claim 1, it is characterised in that: the insulating layer (2)
It is extruded by heat curing type polyolefine material.
3. a kind of fire-type compound material flexible cable according to claim 1, it is characterised in that: the fireprotection layer (3)
For minerals fireprotection layer.
4. a kind of fire-type compound material flexible cable according to claim 1, it is characterised in that: the inner sheath (4)
It is halogen-free and low-smoke flame-retardant polyolefin sheathed for heat curing type.
5. a kind of fire-type compound material flexible cable according to claim 1, it is characterised in that: the fire lagging
(5) composite material of aluminium hydroxide is used.
6. a kind of fire-type compound material flexible cable according to claim 1, it is characterised in that: the oxygen barrier layer (6)
For magnesia oxygen barrier layer.
7. a kind of fire-type compound material flexible cable according to claim 1, it is characterised in that: the thermal insulation layer (7)
It is made of super glass wool.
8. a kind of fire-type compound material flexible cable according to claim 1, it is characterised in that: the oversheath (8)
It is halogen-free and low-smoke flame-retardant polyolefin sheathed for thermoplastics type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150528.7U CN208488997U (en) | 2018-07-19 | 2018-07-19 | A kind of fire-type compound material flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821150528.7U CN208488997U (en) | 2018-07-19 | 2018-07-19 | A kind of fire-type compound material flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208488997U true CN208488997U (en) | 2019-02-12 |
Family
ID=65246577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821150528.7U Active CN208488997U (en) | 2018-07-19 | 2018-07-19 | A kind of fire-type compound material flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208488997U (en) |
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2018
- 2018-07-19 CN CN201821150528.7U patent/CN208488997U/en active Active
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