CN109411142B - Flame-retardant fire-isolating wrapping tape for cable - Google Patents
Flame-retardant fire-isolating wrapping tape for cable Download PDFInfo
- Publication number
- CN109411142B CN109411142B CN201811145201.5A CN201811145201A CN109411142B CN 109411142 B CN109411142 B CN 109411142B CN 201811145201 A CN201811145201 A CN 201811145201A CN 109411142 B CN109411142 B CN 109411142B
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- China
- Prior art keywords
- fire
- flame
- band
- cable
- cables
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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
- H01B7/29—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
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
Abstract
The invention provides a flame-retardant fire-insulating wrapping tape for a cable, which comprises a plurality of conductors, an inner insulating layer sleeved on the conductors, an outer insulating layer sleeved on the inner insulating layer, a plurality of outer insulating layers mutually butted together and cable joints connected on the side walls of the conductors. The invention overcomes the defects of the prior art, has reasonable design and compact structure, has the effect of isolating flame by the sheath, the armor layer and the ceramic silicon rubber fireproof block, prevents the flame from damaging the cable, drives the elastic plate to bend by the compression spring, and sprays the melted fireproof rubber particles on the flame, thereby having the effect of extinguishing fire, simultaneously has the effect of isolating fire and resisting flame by the elastic plate and the filling agent, and has strong practicability by multiple measures to achieve the effect of preventing fire and resisting flame and extinguishing fire simultaneously.
Description
Technical Field
The invention relates to the technical field of cable wrapping tape flame-retardant equipment, in particular to a flame-retardant fire-isolating wrapping tape for a cable.
Background
It is statistically estimated that the portion due to electrical failure accounts for about 60% in the event of a fire. Along with the increasing understanding of the danger of fire caused by the problems of the electric wires and cables, the requirements for the performances of fire prevention, flame retardance and the like of the electric wires and cables are gradually improved.
The cables are mainly distributed in the ground or a wall body, the ignition of the cables is mainly concentrated at the exposed cable joint part, the cable joint is oxidized, heated and gummed during operation, and all the factors can cause insulation breakdown to form short circuit, so that the cables are exploded and ignited; in addition, after long-term use, the cable joint is also easy to cause flashover and fire, and the surface insulation of the cable joint and the insulation burning of the outgoing line are caused.
In order to avoid the situation and achieve the fire extinguishing effect, a flame-retardant fire-insulating wrapping tape for cables is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the flame-retardant fire-isolating wrapping belt for the cable, which overcomes the defects of the prior art, has reasonable design and compact structure, has the effect of isolating flame through the sheath, the armor layer and the ceramic silicon rubber fireproof block, prevents the flame from damaging the cable, drives the elastic plate to bend through the compression spring, and sprays molten fireproof rubber particles onto the flame, so that the fire-extinguishing effect can be realized, meanwhile, the elastic plate and the filling agent have the effect of isolating the fire and retarding the flame, and the effect of preventing the fire and retarding the flame and extinguishing the fire through multiple measures has strong practicability.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a flame-retardant fire-insulating wrapping tape for a cable comprises a plurality of conductors, inner insulating layers sleeved on the conductors, outer insulating layers sleeved on the inner insulating layers, a plurality of outer insulating layers mutually butted together and cable connectors connected to the side walls of the plurality of conductors, wherein a filling agent is butted against the outer side walls of the plurality of outer insulating layers;
the one end that the band is close to cable joint slides and pegs graft and has a plurality of connecting rods, the one end that the connecting rod is located the band inner chamber is connected with the elastic plate, the both ends of elastic plate are all connected on the inside wall in band, the connecting rod is located one section between band and the elastic plate and has cup jointed compression spring, compression spring's one end is connected on the band, compression spring's the other end is connected on the elastic plate, the one end that the elastic plate is close to the band is equipped with a plurality of fire rubber grain, and sets up a plurality of discharge openings corresponding with fire rubber grain on the band, the other end conflict armor of connecting rod.
And the cable joint is sleeved with a sealing plate, and the sealing plate is connected to the side wall of the sheath.
And a sealing ring is sleeved at the joint of the sealing plate and the cable joint.
The armor layer is a metal armor layer.
The sheath is a low-smoke halogen-free irradiation crosslinking composite fireproof compound material outer sheath.
The filler is made of asbestos ropes.
One end of the ceramic silicon rubber fireproof block, which is close to the armor layer, is arc-shaped.
The conductor is a conductor wire core formed by twisting a plurality of strands of copper wires.
(III) advantageous effects
The embodiment of the invention provides a flame-retardant fire-insulating wrapping tape for a cable. The method has the following beneficial effects:
1. at the moment, the sheath is made of the low-smoke halogen-free irradiation crosslinking composite fireproof compound material, so that a certain flame-retardant fireproof effect can be achieved, and the generation of toxic gas is reduced.
2. The metal armor layer and the ceramic silicon rubber fireproof block improve the fireproof and flame-retardant effects again, and prevent flame from damaging the cable.
3. Compression spring drives the elastic plate and bends to the direction of band, and the fire prevention rubber grain that will melt spouts flame through the discharge opening on, can play the effect of putting out a fire.
4. Meanwhile, the elastic plate can also play a certain fireproof effect, and the filling agent of the asbestos rope material plays a role in isolating fire and resisting flame again.
The fire-retardant effect of putting out a fire simultaneously of separating the fire is reached through a series of structures, prevents the cable damage, has very strong practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic cross-sectional view of the structure of the present invention;
FIG. 2 is a schematic view of the structure A-A of the present invention;
FIG. 3 is an enlarged view of the structure of the present invention B.
In the figure: the cable comprises a conductor 1, an inner insulating layer 2, an outer insulating layer 3, a cable joint 4, a filling agent 5, a wrapping tape 6, an armor layer 7, a sheath 8, an elastic plate 9, a connecting rod 10, a compression spring 11, fireproof rubber particles 12, a discharge hole 13, a ceramic silicon rubber fireproof block 14, a sealing plate 15 and a wall 16.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings, the flame-retardant fire-isolating wrapping tape for the cable comprises a plurality of conductors 1, an inner insulating layer 2 sleeved on the conductors 1, an outer insulating layer 3 sleeved on the inner insulating layer 2, a plurality of outer insulating layers 3 mutually abutted and cable connectors 4 connected to the side walls of the conductors 1, wherein the outer side wall of each outer insulating layer 3 is abutted with a filler 5, a wrapping tape 6 is sleeved on each filler 5, a plurality of ceramic silicon rubber fireproof blocks 14 are connected to the outer side wall of each wrapping tape 6, an armor layer 7 is sleeved on each ceramic silicon rubber fireproof block 14, a sheath 8 is sleeved on the outer side wall of each armor layer 7, and the sheath 8 is arranged in a hole formed in a wall body 16.
The one end that band 6 is close to cable joint 4 slides and pegs graft and has a plurality of connecting rods 10, the one end that connecting rod 10 is located the 6 inner chambers in band is connected with elastic plate 9, the both ends of elastic plate 9 are all connected on the inside wall in band 6, connecting rod 10 has cup jointed compression spring 11 in one section between band 6 and elastic plate 9, compression spring 11's one end is connected on band 6, compression spring 11's the other end is connected on elastic plate 9, the one end that elastic plate 9 is close to band 6 is equipped with a plurality of fire prevention rubber grain 12, and has seted up a plurality of discharge openings 13 corresponding with fire prevention rubber grain 12 on band 6, the armor 7 is contradicted to the other end of connecting rod 10.
The cable joint 4 is sleeved with a sealing plate 15, and the sealing plate 15 is connected to the side wall of the sheath 8 to play a certain fire-proof effect.
The sealing ring is sleeved at the joint of the sealing plate 15 and the cable joint 4, so that the sealing performance is improved, and the waterproof and moistureproof effects can be achieved.
The armor layer 7 is a metal armor layer and can play a certain fire insulation effect.
Sheath 8 is low smoke and zero halogen irradiation crosslinking composite fire-proof compound material oversheath, can play certain fire-retardant fire prevention effect, reduces toxic gas's production simultaneously.
The filling agent 5 is made of asbestos ropes, and the asbestos ropes are flame-retardant, so that the phenomenon that the fire spreads and the cable is damaged is avoided.
One end of the ceramic silicon rubber fireproof block 14, which is close to the armor layer 7, is arc-shaped, so that the ceramic silicon rubber fireproof block 14 is prevented from damaging the armor layer 7.
The conductor 1 adopts a conductor wire core formed by twisting a plurality of strands of copper wires, so that the performance of the cable is improved.
As shown in fig. 1-3, a flame-retardant fire-insulating tape for cables works as follows: when a fire disaster occurs at the cable joint 4, the sealing plate 15 can play a certain fire insulation effect, and meanwhile, as the sheath 8 is made of the low-smoke halogen-free irradiation crosslinking composite fireproof compound material, a certain flame-retardant fireproof effect can be played, and even if the sheath 8 is damaged, the metal armor layer 7 can improve the fireproof and flame-retardant effects again;
if the armor layer 7 is damaged, the ceramic silicon rubber fireproof block 14 can play a certain fire insulation effect to prevent flame from damaging a cable, the fireproof rubber particles 12 can be melted at the temperature generated by a fire, at the moment, the connecting rod 10 loses the conflict of the armor layer 7, under the elastic action of the compression spring 11, the elastic plate 9 bends towards the direction of the wrapping belt 6, the melted fireproof rubber particles 12 are sprayed onto the flame through the discharge hole 13, the fire extinguishing effect can be played, meanwhile, the elastic plate 9 can also play a certain fire protection effect, and the filler 5 of the asbestos rope material plays a fire insulation and flame retardant effect again;
the fire-retardant effect of putting out a fire simultaneously of separating the fire is reached through a series of structures, prevents the cable damage, has very strong practicality.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a fire-retardant fire separation band for cable, includes a plurality of conductors, cup joints the inner insulating layer on the conductor, cup joints the outer insulating layer on the inner insulating layer, a plurality of outer insulating layers that conflict each other together and connect the cable joint on a plurality of conductor lateral walls, its characterized in that: the outer side walls of the outer insulating layers are respectively abutted with a filler, a wrapping tape is sleeved on the filler, a plurality of ceramic silicon rubber fireproof blocks are connected to the outer side wall of the wrapping tape, an armor layer is sleeved on each ceramic silicon rubber fireproof block, a sheath is sleeved on the outer side wall of each armor layer, and the sheaths are arranged in holes formed in the wall body;
the one end that the band is close to cable joint slides and pegs graft and has a plurality of connecting rods, the one end that the connecting rod is located the band inner chamber is connected with the elastic plate, the both ends of elastic plate are all connected on the inside wall in band, the connecting rod is located one section between band and the elastic plate and has cup jointed compression spring, compression spring's one end is connected on the band, compression spring's the other end is connected on the elastic plate, the one end that the elastic plate is close to the band is equipped with a plurality of fire rubber grain, and sets up a plurality of discharge openings corresponding with fire rubber grain on the band, the other end conflict armor of connecting rod.
2. A fire retardant fire barrier tape for cables as claimed in claim 1 wherein: and the cable joint is sleeved with a sealing plate, and the sealing plate is connected to the side wall of the sheath.
3. A fire retardant fire barrier tape for cables as claimed in claim 2 wherein: and a sealing ring is sleeved at the joint of the sealing plate and the cable joint.
4. A fire retardant fire barrier tape for cables as claimed in claim 1 wherein: the armor layer is a metal armor layer.
5. A fire retardant fire barrier tape for cables as claimed in claim 1 wherein: the sheath is a low-smoke halogen-free irradiation crosslinking composite fireproof compound material outer sheath.
6. A fire retardant fire barrier tape for cables as claimed in claim 1 wherein: the filler is made of asbestos ropes.
7. A fire retardant fire barrier tape for cables as claimed in claim 1 wherein: one end of the ceramic silicon rubber fireproof block, which is close to the armor layer, is arc-shaped.
8. A fire retardant fire barrier tape for cables as claimed in claim 1 wherein: the conductor is a conductor wire core formed by twisting a plurality of strands of copper wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811145201.5A CN109411142B (en) | 2018-09-29 | 2018-09-29 | Flame-retardant fire-isolating wrapping tape for cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811145201.5A CN109411142B (en) | 2018-09-29 | 2018-09-29 | Flame-retardant fire-isolating wrapping tape for cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109411142A CN109411142A (en) | 2019-03-01 |
| CN109411142B true CN109411142B (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811145201.5A Active CN109411142B (en) | 2018-09-29 | 2018-09-29 | Flame-retardant fire-isolating wrapping tape for cable |
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| Country | Link |
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| CN (1) | CN109411142B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4414946B2 (en) * | 2005-07-15 | 2010-02-17 | 住友電気工業株式会社 | Optical DVI cable system and cable laying method |
| CN202076493U (en) * | 2011-05-16 | 2011-12-14 | 韦自力 | LED lamp cable connector |
| CN106505330A (en) * | 2016-12-12 | 2017-03-15 | 云南电网有限责任公司红河供电局 | Quick plug-in conduction wire clamp |
| CN207651214U (en) * | 2017-12-19 | 2018-07-24 | 内蒙古伊东集团东屹化工有限责任公司 | A kind of furnace of calcium carbide private cable |
| CN108550432A (en) * | 2018-05-20 | 2018-09-18 | 苏州沃森优金电子科技有限公司 | A kind of cable being easily installed |
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- 2018-09-29 CN CN201811145201.5A patent/CN109411142B/en active Active
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| CN109411142A (en) | 2019-03-01 |
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