CN204463906U - A kind of flame retardant cable - Google Patents
A kind of flame retardant cable Download PDFInfo
- Publication number
- CN204463906U CN204463906U CN201520136526.2U CN201520136526U CN204463906U CN 204463906 U CN204463906 U CN 204463906U CN 201520136526 U CN201520136526 U CN 201520136526U CN 204463906 U CN204463906 U CN 204463906U
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- layer
- outer setting
- flame retardant
- cable
- armouring
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Abstract
The utility model provides a kind of flame retardant cable, it is characterized in that: cable core is from inside to outside successively by copper wire, lapping layer, insulating barrier, inorganic fire-retarded layer, armouring wire, sheath, cable core is outside equipped with packed layer, packed layer outer setting has oxygen barrier layer, oxygen barrier layer outer setting has inorganic flame-retardant layer, inorganic fire-retarded layer outer setting has armouring tape, armouring tape outer setting has mica tape, mica tape outer setting has armouring aluminium strip, armouring aluminium strip outer setting has watertight composition, watertight composition outer setting has oversheath, oversheath outer setting has fluoresent coating, the comprehensive setting of watertight composition and water-suction rope, effectively can prevent outside moisture attack cable, watertight composition effectively can intercept outside moisture, water-suction rope can keep the drying of watertight composition, the moisture absorption of watertight composition can be in store, the setting of strengthening core and separator, can effectively prevent cable internal-combustion, flame is completely cut off, the cable core of protection for overdoing.
Description
Technical field
The utility model relates to electricity, the essential electronic element that metal wire or metal tape make, and uses insulated electric conductor or the cable of fire proofing, espespecially a kind of flame retardant cable.
Background technology
Flame retardant cable refers to: under regulation experimental condition, sample is burned, after removing test burning things which may cause a fire disaster, flame spread only in limited range, residual flame or residual to burn in limiting time can the cables of self-extinguish, and its basic characteristic is: be likely burned in case of fire and can not run, but can stop spreading of the intensity of a fire, generally, cable, just in case catch fire, can be limited in subrange burning, not produce and spread, keep other various equipment, avoid resulting in greater loss.
The wherein insulating barrier of Halogen flame retardant cable, sheath, polyethylene (PVC) fire proofing of outer jacket and auxiliary material (band and filling) all or part of employing Halogen, thus there is good flame-retarding characteristic, but a large amount of dense smoke and halogen acid gas can be discharged when cable fire, the electric equipment of halogen acid gas to surrounding is corrosive harm, rescue personnel needs to bring breathing mask could put out a fire close to scene, work the mischief to surrounding electric equipment and rescue personnel during cable fire, be unfavorable for rescue work of extinguishing fire, thus cause serious " secondary harm ".
Summary of the invention
A kind of flame retardant cable is provided for the problems referred to above the utility model, the insulating barrier of halide-free low-smoke fireproof cable, sheath, outer jacket and auxiliary material (band and filling) all or part of employing be crosslinked polyethylene (XLPE) fire proofing of not Halogen, not only there is better flame-retarding characteristic, and do not have halogen acid gas to release when cable fire, the amount of being fuming of cable is also little, the corrosive gas that cable fire produces also takes the mode of trading off to have developed low smoke and low halogen flame retardant cable between cable anti-flammability and reduction halogen acid gas generating capacity, its halogen amount is about about 1/3 of Halogen flame retardant cable, the amount of being fuming is also close to " low cigarette " level of generally acknowledging.
For solving the problem, the utility model provides a kind of flame retardant cable, comprise copper wire, lapping layer, insulating barrier, packed layer, strengthening core, separator, oxygen barrier layer, inorganic fire-retarded layer, armouring tape, mica tape, oversheath, it is characterized in that: cable core is from inside to outside successively by copper wire, lapping layer, insulating barrier, inorganic fire-retarded layer, armouring wire, sheath, cable core is outside equipped with packed layer, packed layer outer setting has oxygen barrier layer, oxygen barrier layer outer setting has inorganic flame-retardant layer, inorganic fire-retarded layer outer setting has armouring tape, armouring tape outer setting has mica tape, mica tape outer setting has armouring aluminium strip, armouring aluminium strip outer setting has watertight composition, watertight composition outer setting has oversheath, oversheath outer setting has fluoresent coating.
As further improvement of the utility model, described watertight composition inside is provided with some water-suction ropes.
As further improvement of the utility model, described cable is provided with three cables core, and cable center position is provided with strengthening core, and strengthening core is provided with separator, and cable core is kept apart by separator.
As further improvement of the utility model, described inorganic fire-retarded layer is flame retardant of magnesium hydroxide.
As further improvement of the utility model, described separator is fire-retardant mineral wool rope.
As further improvement of the utility model, described insulating barrier is flame-retardant organosilane cross-linked poly-ethylene.
As further improvement of the utility model, described packed layer is glass fiber tape.
As further improvement of the utility model, described watertight composition is water blocking yarn.
As further improvement of the utility model, described water-suction rope is high substituted degree cross-linked carboxymethyl cellulose.
As further improvement of the utility model, described oversheath and inner sheath are crosslinked polyethylene.
Operation principle:
Product of the present utility model is provided with rational layout designs, make the flame retardant effect of cable obvious, by reducing the use of organic material, reach having a rest property certainly good after removing flame, by arranging fluorescent paint on oversheath, making in actual use can Timeliness coverage ignition point, the comprehensive setting of watertight composition and water-suction rope, effectively can prevent outside moisture attack cable, watertight composition effectively can intercept outside moisture, water-suction rope can keep the drying of watertight composition, the moisture absorption of watertight composition can be in store, armouring aluminium strip and arranging of mica tape effectively can completely cut off outside heat, protection cable core, the setting of strengthening core and separator, can effectively prevent cable internal-combustion, flame is completely cut off, the cable core of protection for overdoing.
The utility model compared with prior art has following beneficial effect:
1, product of the present utility model is provided with rational layout designs, making the flame retardant effect of cable obvious, by reducing the use of organic material, reaching having a rest property certainly good after removing flame, by arranging fluorescent paint on oversheath, making in actual use can Timeliness coverage ignition point;
2, the comprehensive setting of watertight composition and water-suction rope, effectively can prevent outside moisture attack cable, watertight composition effectively can intercept outside moisture, and water-suction rope can keep the drying of watertight composition, the moisture absorption of watertight composition can be in store;
3, armouring aluminium strip and arranging of mica tape effectively can completely cut off outside heat, protection cable core;
4, the setting of strengthening core and separator, effectively preventing cable internal-combustion, be completely cut off by flame, protecting the cable core for overdoing.
Accompanying drawing explanation
Fig. 1 is a kind of flame retardant cable cross-sectional view;
The inorganic fire-retarded layer of 1-in figure; 2-insulating barrier; 3-lapping layer; 4-packed layer; 5-separator; 6-copper wire; 7-water-suction rope; 8-fluoresent coating; 9-oversheath; 10-watertight composition; 11-armouring aluminium strip; 12-mica tape; 13-armouring tape; 14-armouring wire; 15-oxygen barrier layer; 16-strengthening core; 17-sheath.
Embodiment
below in conjunction with the accompanying drawing in the utility model embodiment; technical scheme in the utility model embodiment is clearly and completely described; obviously; described embodiment is only the utility model part embodiment; instead of whole embodiment, based on the embodiment in the utility model, those of ordinary skill in the art are not making under creative work prerequisite; the every other embodiment obtained, all belongs to the utility model protection range.
embodiment 1
A kind of flame retardant cable as shown in Figure 1, comprise copper wire 6, lapping layer 3, insulating barrier 2, packed layer 4, strengthening core 16, separator 5, oxygen barrier layer 15, inorganic fire-retarded layer 1, armouring tape 13, mica tape 12, oversheath 9, it is characterized in that: cable core is from inside to outside successively by copper wire 6, lapping layer 3, insulating barrier 2, inorganic fire-retarded layer 1, armouring wire 14, sheath 17, cable core is outside equipped with packed layer 4, packed layer 4 outer setting has oxygen barrier layer 15, oxygen barrier layer 15 outer setting has inorganic flame-retardant layer 1, inorganic fire-retarded layer 1 outer setting has armouring tape 13, armouring tape 13 outer setting has mica tape 12, mica tape 12 outer setting has armouring aluminium strip 11, armouring aluminium strip 11 outer setting has watertight composition 10, watertight composition 10 outer setting has oversheath 9, oversheath 9 outer setting has fluoresent coating 8, product of the present utility model is provided with rational layout designs, make the flame retardant effect of cable obvious, by reducing the use of organic material, reach having a rest property certainly good after removing flame, by arranging fluorescent paint on oversheath, making in actual use can Timeliness coverage ignition point.
Further, described watertight composition 10 inside is provided with some water-suction ropes 7.
Further; described cable is provided with three cables core; cable center position is provided with strengthening core 16; strengthening core 16 is provided with separator 5; cable core is kept apart by separator 5, the setting of strengthening core and separator, can effectively prevent cable internal-combustion; flame being completely cut off, protecting the cable core for overdoing.
Further, described inorganic fire-retarded layer 1 is flame retardant of magnesium hydroxide.
Further, described separator 5 is fire-retardant mineral wool rope.
Further, described insulating barrier 2 is flame-retardant organosilane cross-linked poly-ethylene, strengthens the copper wire of flame retardant effect protection cable core inside.
Further, described packed layer 4 is glass fiber tape, and glass fiber tape has good flame retardant effect, and flame retardant effect is obviously better than other organic fillers such as paper tape.
Further, described watertight composition 10 is water blocking yarn, can effectively stop outside moisture to enter cable.
Further, described water-suction rope 7 is high substituted degree cross-linked carboxymethyl cellulose, has good water-absorbing-retaining effect, can also carry out endothermic effect after ignition of cable simultaneously.
Further, described oversheath 9 and inner sheath 17 are crosslinked polyethylene, have to be fuming low, and can not cause secondary pollution, having a rest property is good certainly.
Claims (10)
1. a flame retardant cable, comprise copper wire (6), lapping layer (3), insulating barrier (2), packed layer (4), strengthening core (16), separator (5), oxygen barrier layer (15), inorganic fire-retarded layer (1), armouring tape (13), mica tape (12), oversheath (9), it is characterized in that: cable core is from inside to outside successively by copper wire (6), lapping layer (3), insulating barrier (2), inorganic fire-retarded layer (1), armouring wire (14), sheath (17), cable core is outside equipped with packed layer (4), packed layer (4) outer setting has oxygen barrier layer (15), oxygen barrier layer (15) outer setting has inorganic flame-retardant layer (1), inorganic fire-retarded layer (1) outer setting has armouring tape (13), armouring tape (13) outer setting has mica tape (12), mica tape (12) outer setting has armouring aluminium strip (11), armouring aluminium strip (11) outer setting has watertight composition (10), watertight composition (10) outer setting has oversheath (9), oversheath (9) outer setting has fluoresent coating (8).
2. a kind of flame retardant cable according to claim 1, is characterized in that: described watertight composition (10) inside is provided with some water-suction ropes (7).
3. a kind of flame retardant cable according to claim 2, it is characterized in that: described cable is provided with three cables core, cable center position is provided with strengthening core (16), strengthening core (16) is provided with separator (5), and cable core is kept apart by separator (5).
4. a kind of flame retardant cable according to claim 3, is characterized in that: described inorganic fire-retarded layer (1) is flame retardant of magnesium hydroxide.
5. a kind of flame retardant cable according to claim 4, is characterized in that: described separator (5) is fire-retardant mineral wool rope.
6. a kind of flame retardant cable according to claim 5, is characterized in that: described insulating barrier (2) is flame-retardant organosilane cross-linked poly-ethylene.
7. a kind of flame retardant cable according to claim 6, is characterized in that: described packed layer (4) is glass fiber tape.
8. a kind of flame retardant cable according to claim 7, is characterized in that: described watertight composition (10) is water blocking yarn.
9. a kind of flame retardant cable according to claim 8, is characterized in that: described water-suction rope (7) is high substituted degree cross-linked carboxymethyl cellulose.
10. a kind of flame retardant cable according to claim 9, is characterized in that: described oversheath (9) and inner sheath (17) are crosslinked polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520136526.2U CN204463906U (en) | 2015-03-11 | 2015-03-11 | A kind of flame retardant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520136526.2U CN204463906U (en) | 2015-03-11 | 2015-03-11 | A kind of flame retardant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204463906U true CN204463906U (en) | 2015-07-08 |
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ID=53670757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520136526.2U Expired - Fee Related CN204463906U (en) | 2015-03-11 | 2015-03-11 | A kind of flame retardant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204463906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461529A (en) * | 2018-09-25 | 2019-03-12 | 湖南盛世电线电缆有限公司 | A kind of environment-friendly cable |
-
2015
- 2015-03-11 CN CN201520136526.2U patent/CN204463906U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461529A (en) * | 2018-09-25 | 2019-03-12 | 湖南盛世电线电缆有限公司 | A kind of environment-friendly cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 650000 Yunnan Province, Kunming city high tech Development Zone Jinpu Street Office No. 88 Wen Xing Lu Patentee after: Yunnan Duobao cable Limited by Share Ltd Address before: 650000 Yunnan Province, Kunming city high tech Development Zone Jinpu Street Office No. 88 Wen Xing Lu Patentee before: Kunming Duo Bao Cable Co., Ltd |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 650000 Yunnan Province, Kunming city high tech Development Zone Jinpu Street Office No. 88 Wen Xing Lu Patentee after: Yunnan Duobao cable group Limited by Share Ltd Address before: 650000 Yunnan Province, Kunming city high tech Development Zone Jinpu Street Office No. 88 Wen Xing Lu Patentee before: Yunnan Duobao cable Limited by Share Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20190311 |