CN203536016U - Medium-pressure steel band armoring mineral substance fireproof cable - Google Patents
Medium-pressure steel band armoring mineral substance fireproof cable Download PDFInfo
- Publication number
- CN203536016U CN203536016U CN201320674430.2U CN201320674430U CN203536016U CN 203536016 U CN203536016 U CN 203536016U CN 201320674430 U CN201320674430 U CN 201320674430U CN 203536016 U CN203536016 U CN 203536016U
- Authority
- CN
- China
- Prior art keywords
- cable
- layer
- mineral matter
- tape armouring
- pressure steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 41
- 239000011707 mineral Substances 0.000 title claims abstract description 41
- 239000000126 substance Substances 0.000 title abstract description 6
- 229910000831 Steel Inorganic materials 0.000 title abstract 4
- 239000010959 steel Substances 0.000 title abstract 4
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 18
- 150000002367 halogens Chemical class 0.000 claims abstract description 18
- 239000000779 smoke Substances 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 230000004888 barrier function Effects 0.000 claims description 15
- 230000004224 protection Effects 0.000 abstract description 10
- 238000006056 electrooxidation reaction Methods 0.000 abstract description 2
- 230000006378 damage Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000032683 aging Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 230000000711 cancerogenic effect Effects 0.000 description 2
- 231100000315 carcinogenic Toxicity 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 230000009967 tasteless effect Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to the electrical product technical field, to be specific, relates to a cable. A medium-pressure steel band armoring mineral substance fireproof cable comprises a cable main body comprising a cable core. The cable core comprises a conductor core and an insulation layer. The outer part of the conductor core is wrapped by the insulation layer, and the outer part of the insulation layer is sequentially provided with a mineral substance fireproof layer, a steel band armoring layer, and a low smoke halogen free outer sheath. By adopting the above mentioned technical scheme, the medium-pressure steel band armoring mineral substance fireproof cable is advantageous in that the structure is simple, and the cable is easy to produce; the multi-layer structure is adopted for the protection; the good fireproof performance, the good electrical performance, the good mechanical performance, the good flexible performance, and the good anti-electrochemical corrosion performance can be provided; the application range is wide, and the safety performance can be improved; and the cable provided by the utility model is a green and environmental-friendly product.
Description
Technical field
The utility model relates to electric product technical field, is specifically related to a kind of cable.
Background technology
In high level and the medium numerous places of high-rise building, large-scale public place of entertainment, large-scale industrial and mineral, enterprise and underground works, cable cluster laying often, once breaking out of fire, fire will prolong along cable place combustion and spread to other departments and floor.According to fire department, add up, in Urban Fires, wherein more than 2/3 because causing that cable fire spreads, electrical equipment fault or cable traffic overload cause, in while many fire in the past, what cause personal life danger and " secondary harm " is mainly often acid gas and the toxic gas discharging after cable fire.Fireproofing of cable technology more and more causes people's concern, and becomes an important development direction of line cable industry.
In addition, the overcoat that common cable adopts conductor outer cladding one deck polyvinyl chloride insulation layer or rubber to make is made, and the cable manufacturing process of this structure is simple, with low cost, but cannot meet the demand of the fire-proof and explosion-proof industry of a lot of needs.When cable transmission electric current is larger, easily there is overload phenomenon, if heat labile words of the insulating barrier of cable are now easy to produce open flame source, even in heat gather the rubber protecting jacket being enough to a certain extent exocuticle and burn, hold fire hazardous.
Utility model content
The purpose of this utility model is, a kind of middle pressure steel-tape armouring mineral matter fireproof cable is provided, and solves above technical problem.
The technical problem that the utility model solves can realize by the following technical solutions:
Middle pressure steel-tape armouring mineral matter fireproof cable, comprise a cable main, described cable main comprises a cable core, described cable core comprises conductor thread core and insulating barrier, the outside of described conductor thread core is coated with described insulating barrier, it is characterized in that, described insulating barrier is provided with mineral matter fireprotection layer, steel-tape armouring layer, low smoke and zero halogen oversheath outward successively.
The utility model is adopted and is provided with mineral matter fireprotection layer, and mineral matter fireprotection layer adopts flameproof protection material to make.Flameproof protection material is that inorganic matter forms, and containing any organic substance, has nontoxic, tasteless, high-low temperature resistant, resistance to ozone aging, weather-proof aging, good electrical insulation capability, has also possessed good processing characteristics.At flame, attack; temperature reaches 400 degree when above; can be converted to by original soft condition rigid housing; the inner hole that produces of fireproof jointing sheath after hardening; be conducive to insulation; housing has the significantly fire-resistant effect with intercepting high temperature like this, thereby effectively protects the internal structure of cable that machinery variation and electrical property variation do not occur.The utility model adopts mineral matter fireprotection layer to be located in steel-tape armouring layer, and in stoping, the whole cable of thermal ignition even burns and causes fire.And steel-tape armouring layer has further protected again mineral matter fireprotection layer to avoid the damage of external environment condition.In addition, steel-tape armouring layer, except strengthening the mechanical protections such as tensile strength, compression strength, bending property is superior, outside increasing the service life, has more high permeability, can improve cable interference free performance by shielding protection, and can make cable directly buried installation and avoid poling.
Between described insulating barrier and described mineral matter fireprotection layer, be also provided with copper strips layer.The utility model adopts copper strips layer as screen, is mainly used in anti-outside electromagnetic interference, prevents the interference to surrounding environment of the electromagnetic field that produces due to cable self in use procedure.
Between described copper strips layer and described mineral matter fireprotection layer, be provided with low smoke and zero halogen sheath.So that protection copper strips layer, has also effectively separated copper strips layer and mineral matter fireprotection layer.
Between described mineral matter fireprotection layer and described steel-tape armouring layer, be provided with the wrapped belt of low smoke and zero halogen.Low smoke and zero halogen twining package tape not only has anti-flammability, and enhance mechanical strength also has good corrosion resistance, can effective resistance to sulfuration.In when burning, can not produce poisonous carcinogenic gas yet, be particularly suitable for the ground such as the personnel such as public arena are intensive and use, effectively avoided secondary harm.
Between the wrapped belt of described low smoke and zero halogen and described steel-tape armouring layer, be provided with a low smoke and zero halogen sheath.To will just take leave armour and low smoke and zero halogen twining package tape separates, further protect both, avoid mutual damage.
Described conductor thread core adopts soft copper conductor, and described soft copper conductor is provided with a conductor shield outward, and described conductor shield is positioned at described insulating barrier.So that cable is further realized shield effectiveness.
Between described insulating barrier and described copper strips layer, be provided with an insulation screen.Insulation screen and conductor shield acting in conjunction, prevent cable in use, the electromagnetic interference that soft copper conductor produces.
Described cable core can comprise one.Described cable core also can comprise three, and three described cable cores are isosceles triangle and are arranged in described copper strips layer, adopts packed layer to fill between described cable core.
Beneficial effect: owing to adopting technique scheme, the utility model is simple in structure, is easy to manufacture; Adopt sandwich construction to protect, have good capability of electromagnetic shielding, fire resistance, electric property, mechanical performance, flexility, electrochemical corrosion resistant performance, applied widely, security performance is high, is a Green Product.
Accompanying drawing explanation
Fig. 1 is single cored structure schematic diagram of the present utility model;
Fig. 2 is three-core structure schematic diagram of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1, Fig. 2, middle pressure steel-tape armouring mineral matter fireproof cable, comprise a cable main, cable main comprises a cable core, cable core comprises conductor thread core 1 and insulating barrier 3, and cable main comprises soft copper conductor, conductor shield 2, insulating barrier 3, insulation screen 4, copper strips layer 5, low smoke and zero halogen sheath 6, mineral matter fireprotection layer 7, the wrapped belt 8 of low smoke and zero halogen, low smoke and zero halogen sheath 9, steel-tape armouring layer 10, low smoke and zero halogen oversheath 11 from inside to outside successively.
The utility model is adopted and is provided with mineral matter fireprotection layer 7, and mineral matter fireprotection layer 7 adopts flameproof protection material to make.Flameproof protection material is that inorganic matter forms, and containing any organic substance, has nontoxic, tasteless, high-low temperature resistant, resistance to ozone aging, weather-proof aging, good electrical insulation capability, has also possessed good processing characteristics.At flame, attack; temperature reaches 400 degree when above; can be converted to by original soft condition rigid housing; the inner hole that produces of fireproof jointing sheath after hardening; be conducive to insulation; housing has the significantly fire-resistant effect with intercepting high temperature like this, thereby effectively protects the internal structure of cable that machinery variation and electrical property variation do not occur.The utility model adopts mineral matter fireprotection layer 7 to be located in steel-tape armouring layer 10, and in stoping, the whole cable of thermal ignition even burns and causes fire.And steel-tape armouring layer 10 has further protected again mineral matter fireprotection layer to avoid the damage of external environment condition.In addition, steel-tape armouring layer 10, except strengthening the mechanical protections such as tensile strength, compression strength, outside increasing the service life, has more high permeability, can improve cable interference free performance by shielding protection, and can make cable directly buried installation and avoid poling.
The utility model adopts copper strips layer 5 as screen, is mainly used in anti-outside electromagnetic interference, prevents the interference to surrounding environment of the electromagnetic field that produces due to cable self in use procedure.Low smoke and zero halogen twining package tape 8 not only has anti-flammability, and enhance mechanical strength also has good corrosion resistance, can effective resistance to sulfuration.In when burning, can not produce poisonous carcinogenic gas yet, be particularly suitable for the ground such as the personnel such as public arena are intensive and use, effectively avoided secondary harm.
With reference to Fig. 1, in cable main, be provided with a cable core, a cable core is arranged in copper strips layer.
With reference to Fig. 2, in cable main, be provided with three cable cores, three cable cores are isosceles triangle setting, adopt packed layer to fill between cable core.Packed layer can adopt environmental-protection fireproof type inserts.
The mineral matter fireprotection layer 7 that the mineral matter fireprotection layer 7 that the utility model adopts can adopt mineral matter rope to make.The mineral matter fireprotection layer 7 that also can adopt other mineral materials to make.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (9)
1. in, press steel-tape armouring mineral matter fireproof cable, comprise a cable main, described cable main comprises a cable core, described cable core comprises conductor thread core and insulating barrier, the outside of described conductor thread core is coated with described insulating barrier, it is characterized in that, described insulating barrier is provided with mineral matter fireprotection layer, steel-tape armouring layer, low smoke and zero halogen oversheath outward successively.
2. middle pressure steel-tape armouring mineral matter fireproof cable according to claim 1, is characterized in that: between described insulating barrier and described mineral matter fireprotection layer, be also provided with copper strips layer.
3. middle pressure steel-tape armouring mineral matter fireproof cable according to claim 2, is characterized in that: between described copper strips layer and described mineral matter fireprotection layer, be provided with low smoke and zero halogen sheath.
4. according to the middle pressure steel-tape armouring mineral matter fireproof cable described in claim 1,2 or 3, it is characterized in that: between described mineral matter fireprotection layer and described steel-tape armouring layer, be provided with the wrapped belt of low smoke and zero halogen.
5. middle pressure steel-tape armouring mineral matter fireproof cable according to claim 4, is characterized in that: between the wrapped belt of described low smoke and zero halogen and described steel-tape armouring layer, be provided with a low smoke and zero halogen sheath.
6. middle pressure steel-tape armouring mineral matter fireproof cable according to claim 1, is characterized in that: described conductor thread core adopts soft copper conductor, and described soft copper conductor is provided with a conductor shield outward, and described conductor shield is positioned at described insulating barrier.
7. middle pressure steel-tape armouring mineral matter fireproof cable according to claim 6, is characterized in that: between described insulating barrier and described copper strips layer, be provided with an insulation screen.
8. middle pressure steel-tape armouring mineral matter fireproof cable according to claim 1, is characterized in that: described cable core comprises one.
9. middle pressure steel-tape armouring mineral matter fireproof cable according to claim 1, is characterized in that: described cable core comprises three, and three described cable cores, with isosceles triangle setting, adopt packed layer to fill between described cable core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320674430.2U CN203536016U (en) | 2013-10-29 | 2013-10-29 | Medium-pressure steel band armoring mineral substance fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320674430.2U CN203536016U (en) | 2013-10-29 | 2013-10-29 | Medium-pressure steel band armoring mineral substance fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536016U true CN203536016U (en) | 2014-04-09 |
Family
ID=50422198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320674430.2U Expired - Fee Related CN203536016U (en) | 2013-10-29 | 2013-10-29 | Medium-pressure steel band armoring mineral substance fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203536016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816212A (en) * | 2017-02-22 | 2017-06-09 | 江苏通鼎光电科技有限公司 | A kind of heatproof fire prevention railway locomotive cable |
-
2013
- 2013-10-29 CN CN201320674430.2U patent/CN203536016U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816212A (en) * | 2017-02-22 | 2017-06-09 | 江苏通鼎光电科技有限公司 | A kind of heatproof fire prevention railway locomotive cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207602250U (en) | A kind of metallic spacer flexible fire-proof cable | |
| CN104319004A (en) | Damp-proof corrosion-resistant inflaming-retarding electric power communication cable | |
| CN204143920U (en) | A kind of aluminium sheath fireproof cable | |
| CN202025562U (en) | Inflaming retarding and fire-resistant cable without armoring | |
| CN108806826A (en) | Superconduction graphene fireproof cable | |
| CN203134413U (en) | Flexible damp-proof fire-proof cable with stainless steel sheath | |
| CN202473382U (en) | Fire-proof optical fiber composite low pressure armored cable | |
| CN205508427U (en) | Fire -retardant flexible cable is used to super fire -resistant communication power supply of environment -friendly | |
| CN201975130U (en) | Three-core medium voltage flame-resistant cable | |
| CN203536016U (en) | Medium-pressure steel band armoring mineral substance fireproof cable | |
| CN203536035U (en) | Explosion-proof type medium voltage mineral fireproof cable | |
| CN203102899U (en) | Mineral-insulated fireproof cable | |
| CN204087859U (en) | Flexible fire-proof cable | |
| CN207895903U (en) | A kind of fire-retardant fireproof cable | |
| CN203150243U (en) | Halogen-free flame-retardation fireproof control cable | |
| CN203134412U (en) | Flexible damp-proof fireproof cable with copper sheath | |
| CN203607145U (en) | A medium voltage steel wire armoured mineral substance fireproof cable | |
| CN103903769A (en) | Single-core fire resistant cable | |
| CN213424621U (en) | Aluminum alloy core isolated form fire resisting cable | |
| CN101840747B (en) | Flexible fireproof layer flame-retardant and fire-resistant wire and cable | |
| CN201975131U (en) | Non-magnetic steel band armored flame resistant cable | |
| CN202008847U (en) | Fire-resisting cable | |
| CN208240384U (en) | High life LSOH anti-flaming ceramic fire-resisting cable | |
| CN203787127U (en) | Environment-friendly intrinsic safety type instrument cable | |
| CN113066614A (en) | Medium-voltage corrugated aluminum sleeve armored power cable |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 |