CN206505764U - A kind of mineral insulating flexible fireproof cable - Google Patents
A kind of mineral insulating flexible fireproof cable Download PDFInfo
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- CN206505764U CN206505764U CN201720145085.1U CN201720145085U CN206505764U CN 206505764 U CN206505764 U CN 206505764U CN 201720145085 U CN201720145085 U CN 201720145085U CN 206505764 U CN206505764 U CN 206505764U
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Abstract
The utility model discloses a kind of mineral insulating flexible fireproof cable; including low smoke and zero halogen oversheath; the inside of the low smoke and zero halogen oversheath is socketed with flame-retardant layer; the inside of the flame-retardant layer is socketed with thermal insulation layer; the inside of the thermal insulation layer is socketed with flexible layer; the inside of the flexible layer is socketed with protective case; the inwall both sides of the protective case are provided with mineral layer; the inside of the protective case is socketed with insulating protective layer; the inside of the insulating protective layer is filled with separation layer; the inside of the separation layer is socketed with copper sheathing, and the inside of the copper sheathing is socketed with wire.The utility model, it is simple in construction, it is ingenious in design, by being provided with mineral layer, it can guarantee that fireproofing of cable, by being provided with flame-retardant layer, barrier it can be burnt when occurring fire, working time of the extension cable in fire, by being provided with flexible layer, the overall pliability of cable is improved, and production cost is low, it is easy for installation.
Description
Technical field
The utility model is related to field of cable technology, specially a kind of mineral insulating flexible fireproof cable.
Background technology
Mineral cable refers to that the cable of regular hour safe operation, mineral cable can be kept in the case of flame combustion
It is widely used in skyscraper, subway, tunnel, large scale business synthesis, school, hospital and disappears at gymnasium etc. and fire safety
The relevant place of anti-lifesaving, the main power supply of such as important place and supply line and the control circuit of fire-fighting emergency service, tradition
Mineral insulation fire-resisting cable, remain to keep the continuation of long duration to power after catching fire, but it is low to there are stress levels, manufacture
Complex, cost is expensive and is limited by production technology, it is difficult to commercially promote, and it is flexible poor, to constructing
There is certain influence in journey.
Utility model content
The purpose of this utility model is to provide a kind of mineral insulating flexible fireproof cable, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of mineral insulating flexible fireproof cable, bag
Low smoke and zero halogen oversheath is included, the inside of the low smoke and zero halogen oversheath is socketed with flame-retardant layer, and the inside of the flame-retardant layer is socketed with
Thermal insulation layer, the inside of the thermal insulation layer is socketed with flexible layer, and the inside of the flexible layer is socketed with protective case, the protective case
Inwall both sides are provided with mineral layer, and the inside of the protective case is socketed with insulating protective layer, the inside of the insulating protective layer
Filled with separation layer, the inside of the separation layer is socketed with copper sheathing, and the inside of the copper sheathing is socketed with wire.
It is preferred that, the material of the flame-retardant layer is high loft glass fibre, and the thickness of the flame-retardant layer is more than 1mm.
It is preferred that, the material of the thermal insulation layer is silicate.
It is preferred that, the material of the flexible layer is high temperature insulation nylon.
It is preferred that, the mineral layer is mixed by graphite and quartz, and the mineral layer is provided with two groups altogether, and
Even to be distributed in the left and right sides inside protective case, the mineral layer is ellipsoidal structure.
It is preferred that, the material of the insulating protective layer is polyethylene, and the insulating protective layer is gear type.
It is preferred that, the material of the copper sheathing is red copper, and the copper sheathing is brought into close contact with wire.
Compared with prior art, the beneficial effects of the utility model are：Structure design is compact, by being provided with copper sheathing, and
Copper sheathing is fitted close with wire, is improved the electrical efficiency of cable, by being provided with mineral layer, be can guarantee that fireproofing of cable
Property, can the barrier burning when occurring fire, working time of the extension cable in fire, by setting by being provided with flame-retardant layer
Flexible layer is equipped with, the overall pliability of cable, and simple production process is improved, cost is low, and easy construction is adapted to market
Promote.
Brief description of the drawings
Fig. 1 is the overall structural representation of the utility model；
Fig. 2 is the structural representation of insulating protective layer of the present utility model.
In figure：1- flexible layers；2- low smoke and zero halogen oversheaths；3- flame-retardant layers；4- thermal insulation layers；5- insulating protective layers；6- mineral
Matter layer；7- protective cases；8- copper sheathings；9- separation layers；10- wires.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of mineral insulating flexible fireproof cable, including
Low smoke and zero halogen oversheath 2, the inside of the low smoke and zero halogen oversheath 2 is socketed with flame-retardant layer 3, the inside socket of the flame-retardant layer 3
There is thermal insulation layer 4, the inside of the thermal insulation layer 4 is socketed with flexible layer 1, and the inside of the flexible layer 1 is socketed with protective case 7, described
The inwall both sides of protective case 7 are provided with mineral layer 6, and the inside of the protective case 7 is socketed with insulating protective layer 5, the insulation
The inside of overcoat 5 is filled with separation layer 9, and the inside of the separation layer 9 is socketed with copper sheathing 8, and the inside of the copper sheathing 8 is socketed with
Wire 10.
The material of the flame-retardant layer 3 is high loft glass fibre, and the thickness of the flame-retardant layer 3 is more than 1mm, with fire-retardant
Property, flame combustion can be effectively obstructed, the material of the thermal insulation layer 4 is silicate, the transitivity of heat, the flexible layer 1 can be reduced
Material be high temperature insulation nylon, the mineral layer 6 mixed by graphite and quartz, and the mineral layer 6 is set altogether
There are two groups, and be evenly distributed on the inside left and right sides of protective case 7, the mineral layer 6 is ellipsoidal structure, when running into burning
It can expand and be hardened, so as to obstruct influence of the flame to inner lead, the material of the insulating protective layer 5 is polyethylene, described exhausted
Edge overcoat 5 is gear type, and the material of the copper sheathing 8 is red copper, and the copper sheathing 8 is brought into close contact with wire 10.
Operation principle：When using a kind of mineral insulating flexible fireproof cable, it is first according to construction requirement and is installed,
If running into fire during use, the low smoke and zero halogen oversheath 2 in Exterior cable can obstruct the burning of flame, when fire compared with
The flame-retardant layer 3 of high loft glass fiber material can prevent burning when big, and the high temperature produced during fire generation is by silicate material
The thermal insulation layer 4 of matter is obstructed, it is to avoid influence of the high temperature to cable inner lead 10, when fire sustained combustion by flame-retardant layer 3 and every
After thermosphere 4 is destroyed, when flame combustion runs into the mineral layer 6 that graphite and quartz are mixed, mineral layer 6 can expand change
Firmly, by flame barrier outside insulating protective layer 5, working time of the cable when occurring fire is further improved, is rescue
Electric power support is provided.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of mineral insulating flexible fireproof cable, including low smoke and zero halogen oversheath (2), it is characterised in that：The low smoke and zero halogen
The inside of oversheath (2) is socketed with flame-retardant layer (3), and the inside of the flame-retardant layer (3) is socketed with thermal insulation layer (4), the thermal insulation layer
(4) inside is socketed with flexible layer (1), and the inside of the flexible layer (1) is socketed with protective case (7), the protective case (7) it is interior
Wall both sides are provided with mineral layer (6), and the inside of the protective case (7) is socketed with insulating protective layer (5), the insulating protective layer
(5) inside is filled with separation layer (9), and the inside of the separation layer (9) is socketed with copper sheathing (8), the internal sleeve of the copper sheathing (8)
It is connected to wire (10).
2. a kind of mineral insulating flexible fireproof cable according to claim 1, it is characterised in that：The flame-retardant layer (3)
Material is high loft glass fibre, and the thickness of the flame-retardant layer (3) is more than 1mm.
3. a kind of mineral insulating flexible fireproof cable according to claim 1, it is characterised in that：The thermal insulation layer (4)
Material is silicate.
4. a kind of mineral insulating flexible fireproof cable according to claim 1, it is characterised in that：The flexible layer (1)
Material is high temperature insulation nylon.
5. a kind of mineral insulating flexible fireproof cable according to claim 1, it is characterised in that：The mineral layer (6)
Mixed by graphite and quartz, the mineral layer (6) is provided with two groups altogether, and it is internal left to be evenly distributed on protective case (7)
Right both sides, the mineral layer (6) is ellipsoidal structure.
6. a kind of mineral insulating flexible fireproof cable according to claim 1, it is characterised in that：The insulating protective layer
(5) material is polyethylene, and the insulating protective layer (5) is gear type.
7. a kind of mineral insulating flexible fireproof cable according to claim 1, it is characterised in that：The material of the copper sheathing (8)
Matter is red copper, and the copper sheathing (8) is brought into close contact with wire (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720145085.1U CN206505764U (en) | 2017-02-17 | 2017-02-17 | A kind of mineral insulating flexible fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720145085.1U CN206505764U (en) | 2017-02-17 | 2017-02-17 | A kind of mineral insulating flexible fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206505764U true CN206505764U (en) | 2017-09-19 |
Family
ID=59834069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720145085.1U Active CN206505764U (en) | 2017-02-17 | 2017-02-17 | A kind of mineral insulating flexible fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206505764U (en) |
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2017
- 2017-02-17 CN CN201720145085.1U patent/CN206505764U/en active Active
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