CN205004089U - Temperature resistant fire prevention insulated wire - Google Patents
Temperature resistant fire prevention insulated wire Download PDFInfo
- Publication number
- CN205004089U CN205004089U CN201520804283.5U CN201520804283U CN205004089U CN 205004089 U CN205004089 U CN 205004089U CN 201520804283 U CN201520804283 U CN 201520804283U CN 205004089 U CN205004089 U CN 205004089U
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- layer
- fire
- electric wire
- conductor
- flame retardant
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- Expired - Fee Related
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Abstract
The utility model provides a temperature resistant fire prevention insulated wire, the electric wire from interior to exterior include in proper order: the conductor, in proper order the cladding be in interior flame retardant coating on the conductor fire -retardant layer and locating in with the inner insulating layer on the interior fire -retardant layer, the inner insulating layer is outer flame retardant coating of cladding and outer fire -retardant layer in proper order outward, be equipped with the weaving layer on the outer fire -retardant layer, cladding coat, flame retardant coating and external insulation layer in proper order on the weaving layer. The utility model discloses a dual fire resisting construction has improved the fire resistance of cable greatly to inside and outside insulating material all adopts fire prevention pottery silicon rubber insulating material, ensures the fire behavior of cable, the weaving layer high temperature resistant tetrafluoro liquid that gathers that coats outward guarantees that the electric wire has excellent high temperature resistance ability.
Description
Technical field
The utility model relates to a kind of electric wire, belongs to technical field of electric wires and cables, especially a kind of heatproof fire-proof insulation electric wire.
Background technology
In industries such as iron and steel, oil, chemical industry, smeltings, certain high temperature place is there is in its workplace, these high temperature premise temperature are higher, general more than 200 DEG C, common electric wire is difficult to meet instructions for use, in order to meet the instructions for use in high temperature place, need to develop the heatproof flame-proof wire being applicable to requiring.
Summary of the invention
For overcoming the defect that above-mentioned prior art exists, the utility model provides a kind of heatproof fire-proof insulation electric wire.
The technical solution adopted in the utility model is: a kind of heatproof fire-proof insulation electric wire, described electric wire comprises from the inside to the outside successively: conductor, be coated on interior flame retardant coating on described conductor and interior flame-retardant layer and the inner insulating layer be located on described interior flame-retardant layer successively, described inner insulating layer outer coated outer flame retardant coating and outer fire resistant layer successively, described outer fire resistant layer is provided with braid, coated coat, fireprotection layer and external insulation layer successively on described braid.
Further, described conductor selects the 1st kind of solid conductor, the 2nd kind of stranded zinc-plated soft copper conductor or the 5th kind of zinc-plated soft copper conductor, and conductor material is annealing oxygen-free copper.
Further, described interior flame retardant coating and outer flame retardant coating are two-layer synthetic mica tape.
Further, described interior flame-retardant layer and outer fire resistant layer are glass fiber tape.
Further, described inner insulating layer and external insulation layer are Ceramic silicon rubber insulating material.
Further, described braid is silvalin braiding structure, and count is not less than 90%.
Further, described coat adopts polytetrafluoro liquid coated structure.
Good effect of the present utility model is:
1, the outer overlapping wrapped two layers of synthetic mica tape of conductor form interior flame retardant coating, arrange two stratus master tapes and form outer flame retardant coating, form dual fireproof construction, substantially increase the fire resistance of cable outside interior insulation.
2, arrange inner insulating layer and external insulation layer outside interior flame-retardant layer and outside fireprotection layer, insulating material all adopts refractory ceramic SiClx rubber insulation material, guarantees fireproofing of cable performance.
3, braid applies high temperature resistant polytetrafluoro liquid outward, guarantees that electric wire has excellent resistance to elevated temperatures.
Below in conjunction with the drawings and specific embodiments, structure of the present utility model is further described in detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: conductor 1; Interior flame retardant coating 2; Interior flame-retardant layer 3; Inner insulating layer 4; Outer flame retardant coating 5; Outer fire resistant layer 6; Braid 7; Coat 8; Fireprotection layer 9; External insulation layer 10.
Embodiment
A kind of heatproof fire-proof insulation electric wire, described electric wire comprises from the inside to the outside successively: conductor 1, be coated on interior flame retardant coating 2 on described conductor 1 and interior flame-retardant layer 3 and the inner insulating layer 4 be located on described interior flame-retardant layer 3 successively, described inner insulating layer 4 outer coated outer flame retardant coating 5 and outer fire resistant layer 6 successively, described outer fire resistant layer 6 is provided with braid 7, coated heat-resistant layer 8, fireprotection layer 9 and external insulation layer 10 successively on described braid 7.Conductor 1 selects the 1st kind of solid conductor, the 2nd kind of stranded or the 5th kind of zinc-plated soft copper conductor structure, and conductor material is annealing oxygen-free copper, and conductor resistance meets the requirement of GB/T3956; Described interior flame retardant coating 2 and outer flame retardant coating 5 all select synthetic mica overlapping wrapped two-layer; Described interior flame-retardant layer 3 and outer fire resistant layer 6 all select glass fiber tape wrapped; Described inner insulating layer 4 and external insulation layer 10 all Ceramics SiClx rubber insulation materials; Described braid 7 selects silvalin braiding structure, and count is not less than 90%; Described coat 8 selects polytetrafluoro liquid to apply, and guarantees resistance to elevated temperatures; Overlapping wrapped one deck fireprotection layer 9 on described coat 8, described fireprotection layer 9 Ceramics SiClx rubber band, fire prevention heat resistance is excellent.
Claims (7)
1. a heatproof fire-proof insulation electric wire, it is characterized in that: described electric wire comprises from the inside to the outside successively: conductor (1), the inner insulating layer (4) being coated on interior flame retardant coating (2) on described conductor (1) and interior flame-retardant layer (3) successively and being located on described interior flame-retardant layer (3), described inner insulating layer (4) coated outer flame retardant coating (5) and outer fire resistant layer (6) successively outward, described outer fire resistant layer (6) is provided with braid (7), described braid (7) is coated with successively coat (8), fireprotection layer (9) and external insulation layer (10).
2. a kind of heatproof fire-proof insulation electric wire according to claim 1, is characterized in that: described conductor (1) selects the 1st kind of solid conductor, the 2nd kind of stranded zinc-plated soft copper conductor or the 5th kind of zinc-plated soft copper conductor, and conductor material is annealing oxygen-free copper.
3. a kind of heatproof fire-proof insulation electric wire according to claim 1, is characterized in that: described interior flame retardant coating (2) and outer flame retardant coating (5) are two-layer synthetic mica tape.
4. a kind of heatproof fire-proof insulation electric wire according to claim 1, is characterized in that: described interior flame-retardant layer (3) and outer fire resistant layer (6) are glass fiber tape.
5. a kind of heatproof fire-proof insulation electric wire according to claim 1, is characterized in that: described inner insulating layer (4) and external insulation layer (10) are Ceramic silicon rubber insulating material.
6. a kind of heatproof fire-proof insulation electric wire according to claim 1, is characterized in that: described braid (7) is silvalin braiding structure, and count is not less than 90%.
7. a kind of heatproof fire-proof insulation electric wire according to claim 1, is characterized in that: described coat (8) adopts polytetrafluoro liquid coated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520804283.5U CN205004089U (en) | 2015-10-13 | 2015-10-13 | Temperature resistant fire prevention insulated wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520804283.5U CN205004089U (en) | 2015-10-13 | 2015-10-13 | Temperature resistant fire prevention insulated wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205004089U true CN205004089U (en) | 2016-01-27 |
Family
ID=55160967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520804283.5U Expired - Fee Related CN205004089U (en) | 2015-10-13 | 2015-10-13 | Temperature resistant fire prevention insulated wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205004089U (en) |
-
2015
- 2015-10-13 CN CN201520804283.5U patent/CN205004089U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20211013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |