CN109300604A - A kind of fireproof cable - Google Patents
A kind of fireproof cable Download PDFInfo
- Publication number
- CN109300604A CN109300604A CN201811277178.5A CN201811277178A CN109300604A CN 109300604 A CN109300604 A CN 109300604A CN 201811277178 A CN201811277178 A CN 201811277178A CN 109300604 A CN109300604 A CN 109300604A
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- Prior art keywords
- cavity
- cable core
- fire
- cable
- layer
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
- H01B7/1815—Protections not provided for in groups H01B7/182 - H01B7/26 composed of longitudinal inserts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/423—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
- Insulated Conductors (AREA)
- Building Environments (AREA)
Abstract
The invention belongs to cable fire-proof technical fields, specifically a kind of fireproof cable, including outermost layer rubber flame-retarded layer in a tubular form, in rubber flame-retarded layer and in three arc fire-proof plates of triangle arrangement and among three arcs fire-proof plates and the cable core arranged at triangle, arc fire-proof plate is bent to rubber flame-retarded layer centre of gyration direction, arc fire-proof plate arranges and form the cavity one that an inside is triangular shape in triangle, and each arc fire-proof plate and rubber flame-retarded layer are enclosed cavity two；Cavity two is provided with water, and the sand and cement mixed is filled in cavity one；The present invention protects cable core by rubber flame-retarded layer and arc fire-proof plate；And the water of cavity two can absorb the heat distributed in cable core use process, be conducive to cable core heat dissipation；It is solid that water-setting is met by sand in cavity one and cement, realizes the protection again to fireproof cable, and is leaked electricity or powered off after avoiding fireproof cable from being ignite and cause heavy losses.
Description
Technical field
The invention belongs to cable fire-proof technical field, specifically a kind of fireproof cable.
Background technique
With the development of society, the fire prevention of skyscraper, Important building is increasingly concerned by people, to improve fire prevention peace
Congruent grade can use flame retardant cable or fire-resisting cable under normal circumstances, and to higher building is required, such as large-scale museum can be selected
With magnesium oxide insulated fireproof cable.Fire-resisting cable is that one layer of fire-resistant isinglass belt has been wrapped on the conductor of cable, and such cable is in fire
Can still power in the case where calamity a period of time, elevator would not power off at once, thus for personnel escape strive for one section it is very precious
Your, this period is very short, and fire-resisting cable, which can also puncture, later loses transmission of electricity function time；Insulation used in this fire-resisting cable,
Sheath and packing material are all combustibles, thus cable itself is easy to burn.
Patent document 1: a kind of inorganic material High-flame-retardancfireproof fireproof cable, application number: 2012103365944
In above patent document 1, above documents disclose a kind of inorganic material High-flame-retardancfireproof fireproof cables, including several
Cable and the inorganic material flame retardant coating being extruded on several wire cable and the fire-retardant housing on inorganic material flame retardant coating is covered,
In every cable be made of copper conductor and the ceramic silicone rubber insulation layer that is extruded on the copper conductor；It is resistance in the inorganic material
Filled layer is filled in fire bed, the inorganic 1 material flame retardant coating of material is formed by the material extruding of following weight percent: hydroxide
Magnesium: 85%, snake mountain flour: 6%, magnesium calcium carbonate: 4%, sodium metasilicate: 3%, chlorinated paraffin: 2%.
The fireproof cable is by changing the ingredient component of inorganic material flame retardant coating to realize fire resistance and when encountering high temperature
Material ceramic, so that cable itself is not easy to be burned；But itself cooling effect of the fireproof cable is unobvious, when encountering fire
Fever is serious, is easy aging.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of fireproof cable proposed by the present invention, the present invention can both pass through itself
Cooling heat absorption increases to alleviate fireproof cable temperature, can also be fire-retardant to reinforce by inside formation concrete, realizes anti-thermoelectricity
The multilayer proofing of cable.
The technical solution adopted by the present invention to solve the technical problems is: a kind of fireproof cable of the present invention, including
Outermost layer rubber flame-retarded layer in a tubular form in rubber flame-retarded layer and in three arc fire-proof plates of triangle arrangement and is located at three
Among a arc fire-proof plate and at the cable core that triangle is arranged, the arc fire-proof plate is curved to rubber flame-retarded layer centre of gyration direction
Song, arc fire-proof plate arrange and form the cavity one that an inside is triangular shape in triangle, and each arc fire-proof plate and rubber hinder
Combustion layer is enclosed cavity two；The cavity two is provided with water, and the sand and cement mixed is filled in cavity one；Its
In,
The arc fire-proof plate includes the multiple plates one being mutually twisted continuously arranged；Two neighboring plate one is by rubber flame-retarded
After layer squeezes, it will split automatically at the occlusion between two plates one.When work, rubber flame-retarded layer carries out first layer guarantor to cable core
Shield, arc fire-proof plate carry out second layer protection to cable core；And the water of cavity two can be to distributing in cable core use process
Heat is absorbed, and is conducive to cable core heat dissipation, can be slowed down cable core aging, extends cable core service life；Fire is occurring
When, by calcination, the water in cavity two can be absorbed rubber flame-retarded in the initial state for the rubber flame-retarded layer of fireproof cable appearance
Heat on layer extends the time that rubber flame-retarded layer is deformed by calcination, wins attack time after occurring as fire；In rubber
After flame-retardant layer is deformed by high fire calcination, rubber flame-retarded layer will be shunk, and the water in cavity two will be pressurized, so that the plate one being mutually twisted
There is crack, water is entered from the crack of plate one in cavity one, starts to solidify so that the sand and cement in cavity one meet water,
Under the continuous calcination of extraneous high fire, so that the sand and cement in cavity one solidify completely, the protection to cable core is realized,
It leaks electricity after avoiding cable core from being ignite and causes heavy losses.
Multiple apopores one are provided on the plate one；The aperture of the apopore one is pasted with elastic film one；It is described
It is sealed between elastic film one and plate one by glue solid point.When work, the breach on plate one is not big enough, can not be entirely capable of holding
By when the pressure of water, compressing elastic film one is made elastic film one have the water of pressure that will be ejected by spreading by water in cavity two
In sand and cement, promote the mixing of sand and cement, sand and cement can be made more preferably to be solidified, be conducive to improve sand and
The quality of the concrete formed after theing cement solidifies makes cable core receive better protection.
Retainer compatible with cable core is provided at the cable core；The retainer is located in three cables core
It entreats, is provided with slot one on retainer；The slot one is located at retainer and cable core contact position.When work, retainer can make three
Root cable core remains spacing, avoids adjacent cable core contact electric leakage and rubs the spark, causes damages；It is provided at retainer
Slot one can make cement and sand wrap up cable core, and after cement and sand solidify and to form concrete, concrete is by cable core
Package, realizes and more comprehensively protects to cable core.
The sand is angular sand or smooth river sand.When work, when sand is angular, sand and cement are formed
Inside concrete many cavities will occur, cavity has thermal insulation function, reduces cable core by extraneous high fire calcination
It influences, is conducive to cable core and is protected；When sand be smooth river sand when, in water after flowing into cavity two, will promote sand and
The flowing of cement makes sand and cement preferably mix solidification, is conducive to sand and cement setting mass is more preferable, more robust
Concrete, so that cable core is better protected.
The center of the retainer is provided with hose；The hose is provided with water；Multiple water outlets are provided on the hose
The aperture in hole two, the apopore two is pasted with elastic film two；Pass through glue solid point between the elastic film two and plate one
Sealing.When work, in general, also water is needed to soak in concrete initial condensation after sand and cement setting are at concrete
Reinforce solidifying, otherwise, sand and the concrete that thes cement solidifies are less firm；Therefore, in the setting of retainer center equipped with water
The heat that concrete is had by high fire calcination can be absorbed in hose, the water in hose, the water expanded by heating in hose and wash open
After elastic film two, water will be absorbed by concrete, and concrete is cooled down, and concrete absorbs water again, and it is more preferable to be conducive to concrete
Solidification, improve the Solidification Quality of concrete, and then preferably protect cable core, avoid cable core by high fire burn it is bad and
The possibility for causing electric leakage or circuit to be cut off, so that the sustainable work of cable core.
A plurality of cavities three are evenly equipped in the rubber flame-retarded layer；It is filled with methocel solution in the cavity three and prevents
The mixture of rotten agent.When work, because being added with preservative in methocel solution, methylcellulose can be prevented by microorganism point
Solution, meanwhile, methocel solution can reinforce the heat dissipation effect of fireproof cable under the state of cooling；In the case of fire, greatly
The fiery rubber flame-retarded layer of calcination, methocel solution heat absorption, when temperature reaches 50 to 70 degree, methocel solution will
It can solidify to form colloid, so that rubber flame-retarded layer fire-proof and thermal-insulation effect is more preferable, advantageously reduce fireproof cable and damaged by high fire,
After mixture is cooling, methylcellulose will will become liquid again, continue the heat dissipation for promoting fireproof cable.
Beneficial effects of the present invention are as follows:
1. the present invention by rubber flame-retarded layer to cable core progress first layer protection, by arc fire-proof plate to cable core into
The protection of the row second layer；And the water of cavity two can absorb the heat distributed in cable core use process, be conducive to cable
Core heat dissipation, can slow down cable core aging, extend cable core service life；It is solid that water-setting is met by sand in cavity one and cement,
The protection again to fireproof cable is realized, leak electricity after avoiding fireproof cable from being ignite or powers off and causes heavy losses.
2. the present invention makes three cables core remain spacing by retainer, the contact electric leakage of adjacent cable core is avoided to clash
Spark and cause damages；It is provided with slot one at retainer, cement and sand can be made to wrap up cable core, in cement and sand
After solidification forms concrete, concrete wraps up cable core, realizes and more comprehensively protects to cable core.
3. the present invention is equipped with the hose of water by being arranged in retainer center, it is big that concrete can be absorbed in the water in hose
The heat that fiery calcination has, water expanded by heating in hose and after washing elastic film two open, water will be absorbed by concrete, coagulation
Soil is cooled down, and concrete absorbs water again, is conducive to concrete and is preferably solidified, and improves the Solidification Quality of concrete, in turn
Cable core preferably is protected, avoids cable core from burning bad by high fire and cause the possibility leaked electricity or circuit is cut-off, so that electric
The sustainable work of cable core.
4. the present invention is absorbed heat by methocel solution, when temperature reaches 50 to 70 degree, methylcellulose is molten
Liquid will solidify to form colloid, so that rubber flame-retarded layer fire-proof and thermal-insulation effect is more preferable, advantageously reduce fireproof cable by big fire damage
Bad, after mixture is cooling, methylcellulose will will become liquid again, continue the heat dissipation for promoting fireproof cable.
Detailed description of the invention
Fig. 1 is fireproof cable structural schematic diagram of the invention；
Fig. 2 is the A direction view about plate one in Fig. 1；
In figure: rubber flame-retarded layer 1, cavity 2 11, cavity 3 12, arc fire-proof plate 2, plate 1, cavity 1, Thin Elastic
Film 1, cable core 3, retainer 4, slot 1, hose 5, elastic film 2 51.
Specific embodiment
A kind of fireproof cable of the invention is carried out using Fig. 1 to Fig. 2 as described below.
As shown in Figure 1 to Figure 2, a kind of fireproof cable of the present invention, the rubber flame-retarded layer including outermost layer in a tubular form
1, in rubber flame-retarded layer 1 and in three arc fire-proof plates 2 of triangle arrangement and be located among three arc fire-proof plates 2 and at
The cable core 3 of triangle arrangement, the arc fire-proof plate 2 are bent to rubber flame-retarded 1 centre of gyration direction of layer, and arc fire-proof plate 2 is in
Triangle arranges and form the cavity 1 that an inside is triangular shape, and each arc fire-proof plate 2 encloses shape with rubber flame-retarded layer 1
At cavity 2 11；The cavity 2 11 is provided with water, and the sand and cement mixed is filled in cavity 1；Wherein,
The arc fire-proof plate 2 includes the multiple plates 1 being mutually twisted continuously arranged；Two neighboring plate 1 is by rubber
After glue flame-retardant layer 1 squeezes, it will split automatically at the occlusion between two plates 1.When work, 1 pair of cable core 3 of rubber flame-retarded layer into
The protection of row first layer, arc fire-proof plate 2 carry out second layer protection to cable core 3；And the water of cavity 2 11 can make cable core 3
It is absorbed with the heat distributed in the process, is conducive to the heat dissipation of cable core 3,3 aging of cable core can be slowed down, extending cable core 3 makes
Use the service life；In the case of fire, the rubber flame-retarded layer 1 of fireproof cable appearance is by calcination, and the water in cavity 2 11 is in initial shape
The heat on rubber flame-retarded layer 1 can be absorbed under state, extend the time that rubber flame-retarded layer 1 is deformed by calcination, sent out as fire
Attack time is won after life；After rubber flame-retarded layer 1 is by high fire calcination deformation, rubber flame-retarded layer 1 will be shunk, in cavity 2 11
Water will be pressurized, so that crack occurs in the plate 1 being mutually twisted, water is entered from the crack of plate 1 in cavity 1, so that
Sand and cement in cavity 1 meet water and start to solidify, under the continuous calcination of extraneous high fire, so that the sand in cavity 1
Son and cement solidify completely, realize the protection to cable core 3, leak electricity after avoiding cable core 3 from being ignite and cause heavy losses.
Multiple apopores one are provided on the plate 1；The aperture of the apopore one is pasted with elastic film 1；
It is sealed between the elastic film 1 and plate 1 by glue solid point.When work, the breach on plate 1 is not big enough, nothing
When method is entirely capable of bearing the pressure of water in cavity 2 11, water will oppress elastic film 1, there is elastic film 1 by spreading
The water of pressure will be ejected into sand and cement, promote the mixing of sand and cement, and sand and cement can be made more preferably to be solidified,
The quality for being conducive to the concrete formed after improving sand and theing cement solidifies, makes cable core 3 receive better protection.
Retainer 4 compatible with cable core 3 is provided at the cable core 3；The retainer 4 is located at three cables core
3 is central, is provided with slot 1 on retainer 4；The slot 1 is located at retainer 4 and 3 contact position of cable core.When work, keep
Frame 4 can make three cables core 3 remain spacing, avoid the contact of adjacent cable core 3 electric leakage and rub the spark, cause damages；
It is provided with slot 1 at retainer 4, cement and sand can be made to wrap up cable core 3, solidify to form coagulation in cement and sand
After soil, concrete wraps up cable core 3, realizes to the more comprehensive protection of cable core 3.
The sand is angular sand or smooth river sand.When work, when sand is angular, sand and cement are formed
Inside concrete many cavities will occur, cavity has thermal insulation function, reduces cable core 3 by extraneous high fire calcination
It influences, is conducive to cable core 3 and is protected；When sand is smooth river sand, in water after flowing into cavity 2 11, sand will be promoted
With the flowing of cement, sand and cement is made preferably to mix solidification, is conducive to sand and cement setting mass is more preferable, firmer
Concrete so that cable core 3 is better protected.
The center of the retainer 4 is provided with hose 5；The hose 5 is provided with water；It is provided on the hose 5 multiple
The aperture of apopore two, the apopore two is pasted with elastic film 2 51；Lead between the elastic film 2 51 and plate 1
Cross the sealing of glue solid point.When work, in general, after sand and cement setting are at concrete, also in concrete initial condensation
Need water wetting to reinforce solidifying, otherwise, sand and the concrete to the cement solidifies are less firm；Therefore, it is set in 4 center of retainer
Set the hose 5 equipped with water, the heat that concrete is had by high fire calcination can be absorbed in the water in hose 5, the water in hose 5 by
After thermally expanding and washing elastic film 2 51 open, water will be absorbed by concrete, and concrete is cooled down, and concrete absorbs water again, be had
It is preferably solidified conducive to concrete, improves the Solidification Quality of concrete, and then preferably protect cable core 3, avoid cable
Core 3 burns bad and causes the possibility leaked electricity or circuit is cut-off by high fire, so that the sustainable work of cable core 3.
A plurality of cavities 3 12 are evenly equipped in the rubber flame-retarded layer 1；It is molten filled with methylcellulose in the cavity 3 12
The mixture of liquid and preservative.When work, because being added with preservative in methocel solution, methylcellulose can be prevented micro-
Biological decomposition, meanwhile, methocel solution can reinforce the heat dissipation effect of fireproof cable under the state of cooling；Fire is occurring
When, the rubber flame-retarded layer 1 of high fire calcination, methocel solution heat absorption, when temperature reaches 50 to 70 degree, methylcellulose
Solution will solidify to form colloid, so that 1 fire-proof and thermal-insulation effect of rubber flame-retarded layer is more preferable, advantageously reduce fireproof cable by high fire
Damage, after mixture is cooling, methylcellulose will will become liquid again, continue the heat dissipation for promoting fireproof cable.
Specific workflow is as follows:
When work, 1 pair of cable core 3 of rubber flame-retarded layer carries out first layer protection, and arc fire-proof plate 2 carries out the to cable core 3
Two layers of protection；And the water of cavity 2 11 can absorb the heat distributed in 3 use process of cable core, be conducive to cable core
3 heat dissipations, can slow down 3 aging of cable core, extend 3 service life of cable core；In the case of fire, the rubber resistance of fireproof cable appearance
Layer 1 is fired by calcination, and the heat on rubber flame-retarded layer 1 can be absorbed in the water in cavity 2 11 in the initial state, extends rubber
The time that flame-retardant layer 1 is deformed by calcination wins attack time after occurring as fire；And the methyl in rubber flame-retarded layer 1 is fine
The heat on rubber flame-retarded layer 1 will be absorbed by tieing up plain solution, and when temperature reaches 50 to 70 degree, methylcellulose is molten
Liquid will solidify to form colloid, so that 1 fire-proof and thermal-insulation effect of rubber flame-retarded layer is more preferable；Become in rubber flame-retarded layer 1 by high fire calcination
After shape, rubber flame-retarded layer 1 will be shunk, and the water in cavity 2 11 will be pressurized so that there is crack in the plate 1 being mutually twisted, water from
It is entered at the crack of plate 1 in cavity 1, starts to solidify so that the sand and cement in cavity 1 meet water, in the external world
Under the continuous calcination of high fire, so that the sand and cement in cavity 1 solidify completely, the protection to cable core 3 is realized, is kept away
It leaks electricity after exempting from cable core 3 and being ignite and causes heavy losses；When the breach on plate 1 is not big enough, can not be entirely capable of bearing cavity
In 2 11 when the pressure of water, water will oppress elastic film 1, and elastic film 1 is made to have the water of pressure that will be ejected by spreading
In sand and cement, promote the mixing of sand and cement, sand and cement can be made more preferably to be solidified, be conducive to improve sand and
The quality of the concrete formed after theing cement solidifies makes cable core 3 receive better protection；Water expanded by heating in hose 5
And after washing elastic film 2 51 open, water will be absorbed by concrete, and concrete is cooled down, and concrete absorbs water again, be conducive to mix
The preferably solidification of solidifying soil, improves the Solidification Quality of concrete, and then preferably protect cable core 3, avoids cable core 3 big
The possibility that fire burning is bad and electric leakage or circuit is caused to be cut off, so that the sustainable work of cable core 3.
More than, it is illustrated about one embodiment of the present invention, but the present invention is not limited to the above embodiments, not
Various changes are able to carry out in the range of disengaging present subject matter.
Industrial applicibility
According to the present invention, first layer protection is carried out to cable core by rubber flame-retarded layer, by arc fire-proof plate to cable
Core carries out second layer protection；And the water of cavity two can absorb the heat distributed in cable core use process, be conducive to
Cable core heat dissipation, can slow down cable core aging, extend cable core service life；Pass through the sand and cement chance water-setting in cavity one
Gu realizing the protection again to fireproof cable, and leaks electricity or power off after avoiding fireproof cable from being ignite and cause heavy losses.；
Therefore the fireproof cable is useful in cable fire-proof technical field.
Claims (6)
1. a kind of fireproof cable, it is characterised in that: including outermost layer rubber flame-retarded layer (1) in a tubular form, be located at rubber flame-retarded layer
(1) in and in three arc fire-proof plates (2) of triangle arrangement and it is located among three arc fire-proof plates (2) and at triangle arrangement
Cable core (3), the arc fire-proof plate (2) are bent to rubber flame-retarded layer (1) centre of gyration direction, and arc fire-proof plate (2) is in three
Angle arranges and form the cavity one (22) that an inside is triangular shape, and each arc fire-proof plate (2) is enclosed with rubber flame-retarded layer (1)
Conjunction forms cavity two (11)；The cavity two (11) is provided with water, is filled with the sand and cement mixed in cavity one (22)；
The arc fire-proof plate (2) includes the multiple plates one (21) being mutually twisted continuously arranged；Two neighboring plate one (21) is by rubber
After flame-retardant layer (1) squeezes, it will split automatically at the occlusion between two plates one (21).
2. a kind of fireproof cable according to claim 1, it is characterised in that: be provided with multiple water outlets on the plate one (21)
Kong Yi；The aperture of the apopore one is pasted with elastic film one (23)；Between the elastic film one (23) and plate one (21)
It is sealed by glue solid point.
3. a kind of fireproof cable according to claim 1, it is characterised in that: be provided at the cable core (3) and cable
The compatible retainer (4) of core (3)；The retainer (4) is located at three cable core (3) centers, and retainer is provided with slot on (4)
One (41)；The slot one (41) is located at retainer (4) and cable core (3) contact position.
4. a kind of fireproof cable according to claim 1, it is characterised in that: the sand is angular sand or smooth river
It is husky.
5. a kind of fireproof cable according to claim 2, it is characterised in that: the center of the retainer (4) is provided with soft
It manages (5)；The hose (5) is provided with water；Multiple apopores two, the aperture of the apopore two are provided on the hose (5)
It is pasted with elastic film two (51)；It is sealed between the elastic film two (51) and plate one (21) by glue solid point.
6. a kind of fireproof cable according to claim 1, it is characterised in that: be evenly equipped in the rubber flame-retarded layer (1) more
A cavity three (12)；The mixture of methocel solution and preservative is filled in the cavity three (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811277178.5A CN109300604B (en) | 2018-10-30 | 2018-10-30 | Fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811277178.5A CN109300604B (en) | 2018-10-30 | 2018-10-30 | Fireproof cable |
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| CN109300604A true CN109300604A (en) | 2019-02-01 |
| CN109300604B CN109300604B (en) | 2020-07-07 |
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| CN201811277178.5A Active CN109300604B (en) | 2018-10-30 | 2018-10-30 | Fireproof cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110610778A (en) * | 2019-09-23 | 2019-12-24 | 贵州昌源建材科技有限公司 | Composite cable |
| CN111653393A (en) * | 2020-06-17 | 2020-09-11 | 云南龙源电缆有限公司 | Fire-resistant damp-proof cable for subway |
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| US2409531A (en) * | 1943-02-22 | 1946-10-15 | Okonite Callender Cable Co Inc | Electrode for buoyant cables |
| US3461218A (en) * | 1966-03-31 | 1969-08-12 | Gen Electric | Cryogenic a.c. cable |
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| CN204066838U (en) * | 2014-09-27 | 2014-12-31 | 章丽珍 | A kind of flame retardant cable |
| CN205845568U (en) * | 2016-08-05 | 2016-12-28 | 刘惠云 | Novel compressive cable |
| CN207441326U (en) * | 2017-11-08 | 2018-06-01 | 中冠新材料科技有限公司 | A kind of flexible fire-proof cable |
| CN108198661A (en) * | 2017-12-28 | 2018-06-22 | 南京楚卿电子科技有限公司 | Environmental protection flame retardant composite optical/electrical cable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110610778A (en) * | 2019-09-23 | 2019-12-24 | 贵州昌源建材科技有限公司 | Composite cable |
| CN111653393A (en) * | 2020-06-17 | 2020-09-11 | 云南龙源电缆有限公司 | Fire-resistant damp-proof cable for subway |
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| CN109300604B (en) | 2020-07-07 |
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Effective date of registration: 20200611 Address after: Plant A13, No.8, Fuqian Road, Zengjiang street, Zengcheng District, Guangzhou City, Guangdong Province Applicant after: Guangdong wanruitong cable industry Co.,Ltd. Address before: 210024 Hehai University, No. 1 Xikang Road, Nanjing, Jiangsu Province Applicant before: Li Han |
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