CN207199353U - A kind of isolated form fireproof cable - Google Patents
A kind of isolated form fireproof cable Download PDFInfo
- Publication number
- CN207199353U CN207199353U CN201721165749.7U CN201721165749U CN207199353U CN 207199353 U CN207199353 U CN 207199353U CN 201721165749 U CN201721165749 U CN 201721165749U CN 207199353 U CN207199353 U CN 207199353U
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- Prior art keywords
- layer
- flame
- conductor
- cable
- retardant
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- 239000003063 flame retardant Substances 0.000 claims abstract description 36
- 239000004020 conductor Substances 0.000 claims abstract description 34
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 25
- 239000001301 oxygen Substances 0.000 claims abstract description 25
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000003365 glass fiber Substances 0.000 claims abstract description 22
- 239000004698 Polyethylene (PE) Substances 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 18
- 239000004411 aluminium Substances 0.000 claims abstract description 16
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000010445 mica Substances 0.000 claims abstract description 13
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 13
- 239000000945 filler Substances 0.000 claims abstract description 12
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 9
- 239000011707 mineral Substances 0.000 claims abstract description 9
- 229920000573 polyethylene Polymers 0.000 claims abstract description 9
- 239000000779 smoke Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 45
- 239000007789 gas Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000000505 pernicious Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010010071 Coma Diseases 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000002965 rope Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000004083 survival Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Abstract
The utility model discloses a kind of isolated form fireproof cable, including conductor, the quantity of the conductor is three, the surface of three conductors is socketed with fireproof mica set, the surface of the fireproof mica set is fixedly connected with sub-polyethylene chromatograph, and the inwall of the fireproof mica layer is fixedly connected with insulating barrier, and three conductor strands form cable core, the surface of the cable core is surrounded with mineral matter band, and the gap location of the cable core and mineral matter band is filled with flame resistant filler.The utility model is by setting flame resistant filler, aluminium set thermal insulation layer, oxygen barrier layer and glass fiber flame-retardant layer, by setting flame resistant filler, avoid being ignited by fire, by setting aluminium set thermal insulation layer, the transmission of trap heat, the operating efficiency of reduction cable in the case of avoiding temperature too high, by setting oxygen barrier layer, oxygen is obstructed, so that burning can not be produced in the absence of oxygen, then outermost fire prevention is formed by glass fiber flame-retardant layer.
Description
Technical field
Field of cable technology is the utility model is related to, specially a kind of isolated form fireproof cable.
Background technology
The definition of cable has two kinds, defines 1：By the conductor and outsourcing insulating protective layer system of one or more mutually insulated
Into electric power or information to be transferred to the wire at another place at one.Define 2：Typically by several or several groups of wires (every group at least
Two) cable of similar rope that is twisted, mutually insulated between every group of wire, and be often twisted into around a center, it is whole
Individual outside is surrounded by the coating of high-insulation.Cable has interior energization, the feature of external insulation.Cable has power cable, control electricity
Cable, compensating cable, shielded cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resisting cable, cable for ship,
Mine cable and aluminium alloy cable etc..They are all made up of sub-thread or stranded conductor and insulating barrier, for connect circuit and
Electrical equipment etc..
At present, with China's rapid development of economy, cable is widely used in various power stations, building and military affairs, by
In the application increasingly light of cable, requirement to its quality and function also more and more higher, and cable application is in civil building
In it is the most extensive, it is well known that fire is one of natural calamity for being frequently run onto in people's life, is had very the reason for fire formation
More, the aging of the misoperation of indoor occupant, the nature of electrical equipment or circuit is likely to cause fire, and after fire occurs,
Common cable does not possess fire resistance property, and the rubber of common cable sheath can produce very big dense smoke and have after combustion
Evil gas, great hidden danger is produced to the life security of people, so common cable can not be used in fire place, herein
When, we want just to need to use a kind of fireproof cable using some rescues or survival equipment.
Utility model content
(1) technical problem solved
In view of the shortcomings of the prior art, the utility model provides a kind of isolated form fireproof cable, solves in the market
Cable can not be applied to the problem of scene of fire.
(2) technical scheme
To achieve the above object, the utility model provides following technical scheme：A kind of isolated form fireproof cable, including lead
Body, the quantity of the conductor is three, and the surface of three conductors is socketed with fireproof mica set, the surface of the fireproof mica set
Sub-polyethylene chromatograph is fixedly connected with, the inwall of the fireproof mica set is fixedly connected with insulating barrier, and three conductor strands form
Cable core, the surface of the cable core are surrounded with mineral matter band, and the gap location of the cable core and mineral matter band is filled out filled with fire-retardant
Fill, aluminium set thermal insulation layer is socketed with the cable core, the surface of the aluminium set thermal insulation layer is socketed with PE waterproof layers, the PE waterproof layers
Surface be socketed with oxygen barrier layer, the surface of the oxygen barrier layer is fixedly connected with glass fiber flame-retardant layer, the glass fiber flame-retardant layer
Surface is fixedly connected with low-smoke halogen-free flame-retardant sheath.
Preferably, the conductor is twisted by 4-6 aluminium wire or annealing copper wire, a diameter of 1.4-2 millis of the conductor
Rice.
Preferably, the insulating barrier is ceramic silica gel composite insulation layer, and the thickness of the insulating barrier is 1.4 millimeters.
Preferably, the flame resistant filler and oxygen barrier layer extrude filling by the LSOH anti-flaming material of oxygen index (OI) >=45% and
Into.
Preferably, the thickness of the PE waterproof layers is 0.8-1.2 millimeters.
Preferably, the glass fiber flame-retardant layer is compounded in the inwall of low-smoke halogen-free flame-retardant sheath, and glass fiber flame-retardant layer
Thickness is equal with the thickness of low-smoke halogen-free flame-retardant sheath, the thickness of the glass fiber flame-retardant layer and the thickness of low-smoke halogen-free flame-retardant sheath
Degree is 1-1.4 millimeters.
(3) beneficial effect
The utility model provides a kind of isolated form fireproof cable.Possesses following beneficial effect：
(1), the utility model is by setting insulating barrier to be wrapped up conductor, so that it is mutually isolated between conductor,
Contact with each other so as to avoiding conductor and cause the phenomenon of short circuit, and insulating barrier uses ceramic silica gel composite insulation layer, and its is exhausted
Edge, fire resisting shape and pliability are good, and ageing resistance is stronger, and the thickness of insulating barrier is only 1.4 millimeters, make it have good
Good bending performance.
(2), the utility model is showed by setting sub-polyethylene chromatograph to wrap up conductor by sub-polyethylene chromatograph
Different colours, reached be easy to distinguish conductor effect.
(3), the utility model is by using low smoke, zero halogen material so that even in fire place, cable also will not be because of
Burning produces a large amount of smog and pernicious gas, avoids that people suck dense smoke when fleeing from or rescue and pernicious gas goes into a coma
Phenomenon.
(4), the utility model is by setting flame resistant filler, aluminium set thermal insulation layer, oxygen barrier layer and glass fiber flame-retardant layer, by setting
Flame resistant filler is put, avoids being ignited by fire, by setting aluminium set thermal insulation layer, the transmission of trap heat, avoids the situation that temperature is too high
The lower operating efficiency for reducing cable, by setting oxygen barrier layer, is obstructed to oxygen, so that in the absence of oxygen
Burning can not be produced, then outermost fire prevention is formed by glass fiber flame-retardant layer.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the utility model front view.
In figure：It is 1 conductor, 2 fireproof mica sets, 3 sub-polyethylene chromatographs, 4 insulating barriers, 5 cable cores, 6 mineral matter bands, 7 fire-retardant
Filling, 8 aluminium set thermal insulation layers, 9PE waterproof layers, 10 oxygen barrier layers, 11 glass fiber flame-retardant layers, 12 low-smoke halogen-free flame-retardant sheaths.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, 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, belong to the scope of the utility model protection.
As shown in figure 1, the utility model provides a kind of technical scheme：A kind of isolated form fireproof cable, including conductor 1, lead
Body 1 is twisted by 4-6 aluminium wire or annealing copper wire, a diameter of 1.4-2 millimeters of conductor 1, and the quantity of conductor 1 is three, and three
The surface of individual conductor 1 is socketed with fireproof mica set 2, and the quantity of conductor 1 may be selected to be 3-8 roots according to actual use demand, lead
Body 1 is fixedly connected with sub-polyethylene chromatograph 3, fireproof mica set by the twisted shaping of high pressure thread reaming machine, the surface of fireproof mica set 2
2 inwall is fixedly connected with insulating barrier 4, and insulating barrier 4 is ceramic silica gel composite insulation layer, and the thickness of insulating barrier 4 is 1.4 millis
Rice, three conductors 1 are twisted cable core 5, and the surface of cable core 5 is surrounded with mineral matter band 6, cable core 5 and mineral matter band 6
Gap location is filled with flame resistant filler 7, and aluminium set thermal insulation layer 8 is socketed with cable core 5, and the surface of aluminium set thermal insulation layer 8 is socketed with PE waterproofs
The thickness of layer 9, PE waterproof layers 9 is 0.8-1.2 millimeters, and the surfaces of PE waterproof layers 9 is socketed with oxygen barrier layer 10, flame resistant filler 7 and every
Oxygen layer 10 extrudes filling by the LSOH anti-flaming material of oxygen index (OI) >=45% and formed, and using halogen-free material, avoids due to flame
Calcination discharges toxic gas, and so as to ensure that the life security of people, it is fire-retardant that the surface of oxygen barrier layer 10 is fixedly connected with glass fiber
Layer 11, the surface of glass fiber flame-retardant layer 11 is fixedly connected with low-smoke halogen-free flame-retardant sheath 12, and glass fiber flame-retardant layer 11 is compounded in low
The inwall of cigarette halogen-free flameproof sheath 12, and the thickness of glass fiber flame-retardant layer 11 is equal with the thickness of low-smoke halogen-free flame-retardant sheath 12,
The thickness of glass fiber flame-retardant layer 11 and the thickness of low-smoke halogen-free flame-retardant sheath 12 are 1-1.4 millimeters.
Can to sum up obtain, (1), the utility model by setting insulating barrier 4 to be wrapped up conductor 1 so that conductor 1 it
Between it is mutually isolated, contact with each other so as to avoiding conductor 1 and cause the phenomenon of short circuit, and insulating barrier 4 is answered using ceramic silica gel
Insulating barrier is closed, its insulating properties, fire resisting shape and pliability are good, and ageing resistance is stronger, and the thickness of insulating barrier 4 is only 1.4
Millimeter, makes it have good bending performance.
(2), the utility model is showed by setting sub-polyethylene chromatograph 3 to wrap up conductor 1 by sub-polyethylene chromatograph 3
Different colours out, the effect for being easy to distinguish conductor 1 is reached.
(3), the utility model is by using low smoke, zero halogen material so that even in fire place, cable also will not be because of
Burning produces a large amount of smog and pernicious gas, avoids that people suck dense smoke when fleeing from or rescue and pernicious gas goes into a coma
Phenomenon.
(4), the utility model is by setting flame resistant filler 7, aluminium set thermal insulation layer 8, oxygen barrier layer 10 and glass fiber flame-retardant layer 11,
By setting flame resistant filler 7, avoid being ignited by fire, by setting aluminium set thermal insulation layer 8, the transmission of trap heat, avoid temperature mistake
The operating efficiency of cable is reduced in the case of height, by setting oxygen barrier layer 10, oxygen is obstructed, so that lacking oxygen
Burning can not be produced in the case of gas, then outermost fire prevention is formed by glass fiber flame-retardant layer 11.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
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 with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of isolated form fireproof cable, including conductor (1), it is characterised in that：The quantity of the conductor (1) is three, three
The surface of conductor (1) is socketed with fireproof mica set (2), and the surface of the fireproof mica set (2) is fixedly connected with sub-polyethylene
Chromatograph (3), the inwall of the fireproof mica set (2) are fixedly connected with insulating barrier (4), and three conductors (1) are twisted cable core
(5), the surface of the cable core (5) is surrounded with mineral matter band (6), and the cable core (5) and the gap location of mineral matter band (6) are filled out
Filled with flame resistant filler (7), aluminium set thermal insulation layer (8), the surface socket of the aluminium set thermal insulation layer (8) are socketed with the cable core (5)
There are PE waterproof layers (9), the surface of the PE waterproof layers (9) is socketed with oxygen barrier layer (10), and the surface of the oxygen barrier layer (10) is fixed
Glass fiber flame-retardant layer (11) is connected with, the surface of the glass fiber flame-retardant layer (11) is fixedly connected with low-smoke halogen-free flame-retardant sheath
(12)。
A kind of 2. isolated form fireproof cable according to claim 1, it is characterised in that：The conductor (1) is by 4-6 aluminium wire
Or annealing copper wire is twisted, a diameter of 1.4-2 millimeters of the conductor (1).
A kind of 3. isolated form fireproof cable according to claim 1, it is characterised in that：The insulating barrier (4) is ceramic
Silica gel composite insulation layer, the thickness of the insulating barrier (4) is 1.4 millimeters.
A kind of 4. isolated form fireproof cable according to claim 1, it is characterised in that：The flame resistant filler (7) and oxygen barrier
Layer (10) extrudes filling by the LSOH anti-flaming material of oxygen index (OI) >=45% and formed.
A kind of 5. isolated form fireproof cable according to claim 1, it is characterised in that：The thickness of the PE waterproof layers (9)
For 0.8-1.2 millimeters.
A kind of 6. isolated form fireproof cable according to claim 1, it is characterised in that：The glass fiber flame-retardant layer (11) is multiple
Close the inwall in low-smoke halogen-free flame-retardant sheath (12), and the thickness of glass fiber flame-retardant layer (11) and low-smoke halogen-free flame-retardant sheath (12)
Thickness it is equal, the thickness of the glass fiber flame-retardant layer (11) and the thickness of low-smoke halogen-free flame-retardant sheath (12) are 1-1.4 millis
Rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165749.7U CN207199353U (en) | 2017-09-12 | 2017-09-12 | A kind of isolated form fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165749.7U CN207199353U (en) | 2017-09-12 | 2017-09-12 | A kind of isolated form fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207199353U true CN207199353U (en) | 2018-04-06 |
Family
ID=61788671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721165749.7U Active CN207199353U (en) | 2017-09-12 | 2017-09-12 | A kind of isolated form fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207199353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110354421A (en) * | 2019-07-25 | 2019-10-22 | 国网江西省电力有限公司鹰潭供电分公司 | A kind of power construction electric power flameproof protection device |
-
2017
- 2017-09-12 CN CN201721165749.7U patent/CN207199353U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110354421A (en) * | 2019-07-25 | 2019-10-22 | 国网江西省电力有限公司鹰潭供电分公司 | A kind of power construction electric power flameproof protection device |
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| GR01 | Patent grant | ||
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