CN207381157U - A kind of multicore fire prevention cable - Google Patents
A kind of multicore fire prevention cable Download PDFInfo
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- CN207381157U CN207381157U CN201721517075.2U CN201721517075U CN207381157U CN 207381157 U CN207381157 U CN 207381157U CN 201721517075 U CN201721517075 U CN 201721517075U CN 207381157 U CN207381157 U CN 207381157U
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- leading body
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- multicore
- cable
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Abstract
The utility model provides a kind of multicore fire prevention cable, is related to a kind of technical field of electric wires and cables.The utility model includes leading body structure and auxiliary conductor structure, leading body structure includes the first leading body, second leading body, 3rd leading body, 4th leading body and the 5th leading body, second leading body, 3rd leading body, 4th leading body and the 5th leading body are set in regular pentagon, first leading body is arranged at the center of regular pentagon, metal screen layer is coated with successively in leading body structure, copper wire armored layer and external sheath layer, auxiliary conductor structure includes several auxiliary conductors, auxiliary conductor is evenly arranged on external sheath layer, mica belt is coated on the outside of auxiliary conductor, fireprotection layer and flame protection layer are disposed on mica belt.The utility model substantially increases the fire protecting performance of product, the intensity of product and filling effect.
Description
Technical field
The utility model is related to a kind of technical field of electric wires and cables, more particularly to a kind of multicore fire prevention cable.
Background technology
Limited by plasticizer volatility and organic material fusing point, conventional polyvinyl chloride insulation BV electric wires it is heat-resisting be only 70 DEG C,
90 DEG C, 105 DEG C, hot environment use can not be met, even if the high-temperature heat-resistances organic material such as Teflon, extreme heatproof highest is also
It is 300 DEG C, higher heat resistant requirements can not be met.
Utility model content
Shortcoming present in regarding to the issue above, the utility model provide a kind of multicore fire prevention cable, make it significantly
The fire protecting performance of product is improved, not only environmental protection but also safety, using copper wire armored layer, substantially increase the intensity of product, filled layer
Using composite material of silicon carbide filled layer, filling effect is substantially increased.
To solve the above-mentioned problems, the utility model provides a kind of multicore fire prevention cable, wherein, including leading body structure and
Auxiliary conductor structure, the leading body structure include the first leading body, the second leading body, the 3rd leading body, the 4th leading body and
5th leading body, second leading body, the 3rd leading body, the 4th leading body and the 5th leading body are in positive five
Side shape is set, and first leading body is arranged at the center of the regular pentagon, is coated with successively in the leading body structure
Metal screen layer, copper wire armored layer and external sheath layer, the auxiliary conductor structure include several auxiliary conductors, the external sheath layer
On be evenly arranged with the auxiliary conductor, be coated with mica belt on the outside of the auxiliary conductor, set successively on the mica belt
It is equipped with fireprotection layer and flame protection layer.
Preferably, first leading body, second leading body, the 3rd leading body, the 4th leading body and
Flame retardant coating is coated on 5th leading body, composite material of silicon carbide is filled in the flame retardant coating.
Preferably, it is coated with insulating layer on the auxiliary conductor.
Preferably, the flame retardant coating is that composite fire thermal insulation layer is made using ceramic fireproof composite band.
Preferably, the flame protection layer is extruded using low smoke, zero halogen polyolefin and is made.
Preferably, the fireprotection layer is inorganic staple fiber adhesive-layer, and thickness is between 1-3 mm.
Compared with prior art, the utility model has the following advantages：
The utility model substantially increases the fire protecting performance of product, and not only environmental protection but also safety, using copper wire armored layer, carried significantly
The high intensity of product, filled layer use composite material of silicon carbide filled layer, substantially increase filling effect.
Description of the drawings
Fig. 1 is the example structure schematic diagram of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with the accompanying drawings with example
The utility model is described in further detail, but example is not as the restriction to the utility model.
As shown in Figure 1, the embodiment of the utility model includes leading body structure 1 and auxiliary conductor structure 7, leading body structure
1 includes the first leading body, the second leading body, the 3rd leading body, the 4th leading body and the 5th leading body, the second leading body, the 3rd
Leading body, the 4th leading body and the 5th leading body are set in regular pentagon, and the first leading body is arranged at the center of regular pentagon,
Metal screen layer 4, copper wire armored layer 5 and external sheath layer 6 are coated in leading body structure 1 successively, if auxiliary conductor structure 7 includes
Dry auxiliary conductor is evenly arranged with auxiliary conductor on external sheath layer 6, mica belt 8, mica belt is coated on the outside of auxiliary conductor
Fireprotection layer 9 and flame protection layer 10 are disposed on 8.
Fire resisting is coated on first leading body, the second leading body, the 3rd leading body, the 4th leading body and the 5th leading body
Layer 3, flame retardant coating 3 is interior to be filled with composite material of silicon carbide 2.
Insulating layer 11 is coated on auxiliary conductor.
Flame retardant coating 3 is that composite fire thermal insulation layer is made using ceramic fireproof composite band.
Flame protection layer 10 is extruded using low smoke, zero halogen polyolefin and is made.
Fireprotection layer 9 is inorganic staple fiber adhesive-layer, and thickness is between 1-3 mm.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (6)
- The cable 1. a kind of multicore is prevented fires, which is characterized in that including leading body structure and auxiliary conductor structure, the leading body structure Including the first leading body, the second leading body, the 3rd leading body, the 4th leading body and the 5th leading body, second leading body, institute It states the 3rd leading body, the 4th leading body and the 5th leading body to set in regular pentagon, first leading body is set At the center of the regular pentagon, metal screen layer, copper wire armored layer and outer shield are coated in the leading body structure successively Jacket layer, the auxiliary conductor structure include several auxiliary conductors, the auxiliary conductor, institute are evenly arranged on the external sheath layer It states and is coated with mica belt on the outside of auxiliary conductor, fireprotection layer and flame protection layer are disposed on the mica belt.
- The cable 2. multicore as described in claim 1 is prevented fires, which is characterized in that first leading body, second leading body, Flame retardant coating is coated on 3rd leading body, the 4th leading body and the 5th leading body, is filled out in the flame retardant coating Filled with composite material of silicon carbide.
- The cable 3. multicore as claimed in claim 2 is prevented fires, which is characterized in that be coated with insulating layer on the auxiliary conductor.
- The cable 4. multicore as claimed in claim 3 is prevented fires, which is characterized in that the flame retardant coating is using ceramic fireproof Composite fire thermal insulation layer is made in composite band.
- The cable 5. multicore as claimed in claim 4 is prevented fires, which is characterized in that the flame protection layer uses low smoke, zero halogen polyene Hydrocarbon, which extrudes, to be made.
- The cable 6. multicore as claimed in claim 5 is prevented fires, which is characterized in that the fireprotection layer is inorganic staple fiber adhesive-layer, Its thickness is between 1-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721517075.2U CN207381157U (en) | 2017-11-13 | 2017-11-13 | A kind of multicore fire prevention cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721517075.2U CN207381157U (en) | 2017-11-13 | 2017-11-13 | A kind of multicore fire prevention cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207381157U true CN207381157U (en) | 2018-05-18 |
Family
ID=62333199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721517075.2U Active CN207381157U (en) | 2017-11-13 | 2017-11-13 | A kind of multicore fire prevention cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207381157U (en) |
-
2017
- 2017-11-13 CN CN201721517075.2U patent/CN207381157U/en active Active
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