CN208111116U - A kind of novel high fire-retardance fireproof control cable - Google Patents

A kind of novel high fire-retardance fireproof control cable Download PDF

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Publication number
CN208111116U
CN208111116U CN201820368578.6U CN201820368578U CN208111116U CN 208111116 U CN208111116 U CN 208111116U CN 201820368578 U CN201820368578 U CN 201820368578U CN 208111116 U CN208111116 U CN 208111116U
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layer
fire
control cable
high fire
novel high
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CN201820368578.6U
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薛守荣
薛祥
王寿权
高斌
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YANGZHOU GOLD SUNSHINE CABLE CO Ltd
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YANGZHOU GOLD SUNSHINE CABLE CO Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

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Abstract

The utility model provides a kind of novel high fire-retardance fireproof control cable, is made of the wrapping layer that sets gradually outside cable core and cable core, shielded layer, comprehensive flame-retardant layer, oversheath;The cable core is twisted by filled layer and three groups of cores;The core is by conductor, wrapped mica tape flame retardant coating and extrudes crosslinked polyetylene insulated layer and constitutes;The comprehensive flame-retardant protective layer is made of low smoke and zero halogen band+ceramic fireproof composite band+low smoke and zero halogen band is wrapped, and the sandwich integrated protection layer of composite construction is formed.The utility model has high fire-retardance fire resisting and interference free performance.

Description

A kind of novel high fire-retardance fireproof control cable
Technical field
The utility model relates to wire and cable fields, and in particular to a kind of novel high fire-retardance fireproof control cable.
Background technique
Wire and cable not only can transmission & distribution electric energy, transmitting information, but also be " blasting fuse " easy to cause fire.Common cable is in reality Unimpeded, many important events event of fire of electrical energy transportation and signal can not be ensured when fire occurs for border once burned When, the control system of fire protection alarm device, automatic fire-fighting facility and other emergency sets requires cable energy when fire occurs The transmission of normal power-up and signal at the appointed time is kept, therefore, demand of the people to flame-retardant fire-resistant control cable is increasingly Greatly.Existing flame-retardant fire-resistant control cable does not adapt to the demand in market.
Utility model content
The technical problems to be solved in the utility model is:It overcomes the deficiencies in the existing technology, provides a kind of with high fire-retardance The high fire-retardance fireproof control cable of fire resisting and interference free performance.
A kind of novel high fire-retardance fireproof control cable, by wrapping layer, shielded layer, the synthesis set gradually outside cable core and cable core Flame-retardant layer, oversheath are constituted;The cable core is twisted by filled layer and three groups of cores;The core is by conductor, wrapped It mica tape flame retardant coating and extrudes crosslinked polyetylene insulated layer and constitutes;The comprehensive flame-retardant protective layer be by low smoke and zero halogen band+ The ceramic fireproof composite band+wrapped composition of low smoke and zero halogen band forms the sandwich integrated protection layer of composite construction.
Preferably, the conductor is using the 1st kind or the 2nd kind of metal cladding or non-plating metal for meeting GB/T3956-2008 Layer annealing copper conductor or the 5th kind of bare copper conductor or metal cladding annealing copper conductor.
Preferably, the wrapped mica tape flame retardant coating is stablized using good electrical property, performance with 1200 DEG C of high temperature resistant Synthetic mica tape.
Preferably, the filled layer is filled using with alkali-free glass fibre rope fire-retardant, resistant to high temperature.
Preferably, the wrapping layer is to carry out wrapped tighten using low smoke and zero halogen band or alkali-free glass fibre band.
Preferably, the shielded layer is using tinned copper wire braiding or tin-coated copper strip is wrapped forms.
Preferably, the oversheath is that low-smoke bittern-free highly fire-proof protective cover material extrudes.
The beneficial effects of the utility model are:
1, the utility model uses tinned copper conductor, and wrapped synthetic mica tape flame retardant coating extrudes crosslinked polyetylene insulated layer, Make product that there is the versatility of good electrical property and core structure.
2, the synthesis flame-retardant layer of the utility model by low smoke and zero halogen band+ceramic fireproof composite band+low cigarette without The wrapped composition of halogen band forms the sandwich integrated protection layer of composite construction, ensure that ceramic fire prevention composite band energy in burning Enough form hard shell.Using the design of flame resistant filler and fire-retardant band connected applications, cable is further improved in flame Under the conditions of insulating outer layer structure at charcoal, shelling performance, ensure that cable under by mechanical shock and water spray double action, Still good protection can be played to insulating layer.Insulating layer also functions to certain heat-blocking action during cable fire, makes electricity Temperature is lower at the final flame retardant coating of cable, and the insulation stability of synthetic mica tape is protected, to ensure that cable run exists Long-time under fire condition is unimpeded, reaches long-term fire resisting, fireproof purpose.
3, the utility model makes product have excellent screen using tinned copper wire braiding or the wrapped shielding construction of tin-coated copper strip Cover interference free performance.
4, the oversheath of the utility model uses the low-smoke halide-free fireproof composite polyolefine material of high fire-retardance, operates normally in cable When can protect cable, not by external mechanical power damage.In the environment of burning, low-smoke halide-free fireproof composite polyolefine material is swollen rapidly It is swollen, form fine and close porous carbon layer, fire retardant when burning in sheath is decomposed, absorb comburant surface heat play it is fire-retardant Effect;Fire retardant releases the oxygen of large quantity of moisture dilution combustible surface simultaneously, and the activated magnesia for decomposing generation is attached to Combustible surface further prevents the progress of burning, plays the role of cable-flame retardant.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the structure of the utility model;
In figure, 1- conductor;The wrapped mica tape flame retardant coating of 2-;3- extrudes crosslinked polyetylene insulated layer;4- filled layer;5- is wrapped Layer;6- shielded layer;7- integrates flame-retardant layer;8- oversheath.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, a kind of novel high fire-retardance fireproof control cable, the wrapping layer 5 set gradually outside by cable core and cable core, Shielded layer 6, comprehensive flame-retardant layer 7, oversheath 8 are constituted;The cable core is twisted by filled layer 4 and three groups of cores;It is described Core is by conductor 1, wrapped mica tape flame retardant coating 2 and extrudes crosslinked polyetylene insulated layer 3 and constitutes.
Conductor 1 is preferably using meeting the 1st kind of GB/T3956-2008 or the 2nd kind of metal cladding or metal cladding is not annealed Copper conductor or the 5th kind of bare copper conductor or metal cladding annealing copper conductor.Wrapped mica tape flame retardant coating 2 be using good electrical property, Performance stablizes the synthetic mica tape with 1200 DEG C of high temperature resistant.Above-mentioned cable core structure makes product have good electrical property and core The versatility of structure.It extrudes crosslinked polyetylene insulated layer 3 and also functions to certain heat-blocking action during cable fire, make cable Temperature is lower at final flame retardant coating, and the insulation stability of synthetic mica tape is protected, to ensure that cable run in fire Long-time in the case of calamity is unimpeded, reaches long-term fire resisting, fireproof purpose.
The wrapping layer 5 is to carry out wrapped tighten using low smoke and zero halogen band or alkali-free glass fibre band.Shielded layer 6 is to use Tinned copper wire, which weaves, or tin-coated copper strip is wrapped forms, and product is made to have excellent shielding interference free performance.
Comprehensive flame-retardant layer 7 is made of low smoke and zero halogen band+ceramic fireproof composite band+low smoke and zero halogen band is wrapped, The sandwich integrated protection layer of composite construction is formed, ensure that ceramic fire prevention composite band is capable of forming hard shell in burning Body.Using the design of flame resistant filler and fire-retardant band connected applications, cable insulating outer layer under flame condition is further improved Structure at charcoal, shelling performance, ensure that cable, still can be to insulating layer under by mechanical shock and water spray double action Play good protection.
Oversheath 8 is that low-smoke bittern-free highly fire-proof polyolefine material extrudes.Electricity can be protected when cable operates normally Cable is not damaged by external mechanical power.In the environment of burning, low-smoke halide-free fireproof composite polyolefine material expands rapidly, is formed fine and close Porous carbon layer, fire retardant when burning in sheath decomposes, absorbs comburant surface heat and play fire retardation;It hinders simultaneously Combustion agent releases the oxygen of large quantity of moisture dilution combustible surface, and the activated magnesia for decomposing generation is attached to combustible surface, The progress of burning is further prevented, cable-flame retardant is played the role of.

Claims (7)

1. a kind of novel high fire-retardance fireproof control cable, which is characterized in that by set gradually outside cable core and cable core wrapping layer, screen Layer, comprehensive flame-retardant layer, oversheath is covered to constitute;The cable core is twisted by filled layer and three groups of cores;The core by It conductor, wrapped mica tape flame retardant coating and extrudes crosslinked polyetylene insulated layer and constitutes;The comprehensive flame-retardant protective layer is by low Cigarette Halogen band+ceramic fireproof composite band+wrapped composition of low smoke and zero halogen band forms the sandwich integrated protection of composite construction Layer.
2. a kind of novel high fire-retardance fireproof control cable according to claim 1, which is characterized in that the conductor is using symbol Close the 1st kind of GB/T3956-2008 or the 2nd kind of metal cladding or not metal cladding annealing copper conductor or the 5th kind of bare copper conductor Or metal cladding annealing copper conductor.
3. a kind of novel high fire-retardance fireproof control cable according to claim 1, which is characterized in that the wrapped mica tape Flame retardant coating is to stablize the synthetic mica tape with 1200 DEG C of high temperature resistant using good electrical property, performance.
4. a kind of novel high fire-retardance fireproof control cable according to claim 1, which is characterized in that the filled layer is to adopt It is filled with alkali-free glass fibre rope fire-retardant, resistant to high temperature.
5. a kind of novel high fire-retardance fireproof control cable according to claim 1, which is characterized in that the wrapping layer is to adopt Wrapped tighten is carried out with low smoke and zero halogen band or alkali-free glass fibre band.
6. a kind of novel high fire-retardance fireproof control cable according to claim 1, which is characterized in that the shielded layer is to adopt With tinned copper wire braiding or tin-coated copper strip is wrapped forms.
7. a kind of novel high fire-retardance fireproof control cable according to claim 1, which is characterized in that the oversheath is low Cigarette halogen-free high flame-retardant protective cover material extrudes.
CN201820368578.6U 2018-03-16 2018-03-16 A kind of novel high fire-retardance fireproof control cable Active CN208111116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820368578.6U CN208111116U (en) 2018-03-16 2018-03-16 A kind of novel high fire-retardance fireproof control cable

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110111931A (en) * 2019-04-26 2019-08-09 金杯电工衡阳电缆有限公司 One kind can ceramic single-core medium-voltage flame-retardant fire-resistant power cable
CN110136882A (en) * 2019-04-26 2019-08-16 金杯电工衡阳电缆有限公司 It is a kind of containing can ceramic refractory material flame-retardant fire-resistant power cable
CN110504052A (en) * 2019-08-28 2019-11-26 北京鼎翰科技有限公司 A kind of photoelectric compound cable that fire protecting performance is good
CN113851264A (en) * 2021-09-16 2021-12-28 上海长顺电梯电缆有限公司 Novel fire prevention low smoke and zero halogen cable
CN114334258A (en) * 2022-01-24 2022-04-12 安徽鸿海电缆有限公司 Cross-linked polyethylene insulated halogen-free low-smoke flame-retardant B1-grade fire-fighting cable

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110111931A (en) * 2019-04-26 2019-08-09 金杯电工衡阳电缆有限公司 One kind can ceramic single-core medium-voltage flame-retardant fire-resistant power cable
CN110136882A (en) * 2019-04-26 2019-08-16 金杯电工衡阳电缆有限公司 It is a kind of containing can ceramic refractory material flame-retardant fire-resistant power cable
CN110504052A (en) * 2019-08-28 2019-11-26 北京鼎翰科技有限公司 A kind of photoelectric compound cable that fire protecting performance is good
CN110504052B (en) * 2019-08-28 2021-03-12 淄博华海线缆有限公司 Photoelectric composite cable with good fireproof performance
CN113851264A (en) * 2021-09-16 2021-12-28 上海长顺电梯电缆有限公司 Novel fire prevention low smoke and zero halogen cable
CN114334258A (en) * 2022-01-24 2022-04-12 安徽鸿海电缆有限公司 Cross-linked polyethylene insulated halogen-free low-smoke flame-retardant B1-grade fire-fighting cable

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