CN220774010U - Flame-retardant fire-resistant cable - Google Patents
Flame-retardant fire-resistant cable Download PDFInfo
- Publication number
- CN220774010U CN220774010U CN202321358299.9U CN202321358299U CN220774010U CN 220774010 U CN220774010 U CN 220774010U CN 202321358299 U CN202321358299 U CN 202321358299U CN 220774010 U CN220774010 U CN 220774010U
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- China
- Prior art keywords
- sleeve
- retardant
- flame
- wall
- fixedly connected
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 64
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 20
- 239000010445 mica Substances 0.000 claims abstract description 14
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 239000000945 filler Substances 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 10
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000002775 capsule Substances 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 abstract description 5
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 2
- 239000011324 bead Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000001525 mentha piperita l. herb oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019477 peppermint oil Nutrition 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a flame-retardant and fire-resistant cable, which comprises a reinforcing rib, wherein a protective sleeve is fixedly sleeved on the outer wall of the reinforcing rib, six wire bodies are arranged on the periphery of the outer part of the protective sleeve, a wear-resistant sheath is arranged on the outer part of the protective sleeve, a flame-retardant sleeve is fixedly connected with the inner wall of the wear-resistant sheath, a mica tape is fixedly connected with the inner wall of the flame-retardant sleeve, and a compression-resistant and flame-retardant assembly is arranged in the mica tape; the utility model relates to the technical field of cables, in particular to a compression-resistant flame-retardant assembly, which comprises an inner circular sleeve arranged outside a protective sleeve, wherein the outer wall of the inner circular sleeve is fixedly connected with an outer square sleeve; this fire-retardant fire-resistant cable can carry out dispersion buffering to the impact force when the cable receives external extrusion through the fire-retardant subassembly of resistance to compression that sets up, reduces the impact force to the influence of inside cable core to ensure that relevant part can normal use, can carry out the omnidirectional parcel to the cable core simultaneously, effectively fire-retardant.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a flame-retardant fire-resistant cable.
Background
With the continuous development of the age, china has made rapid development in the electric power field, wherein a power cable is a cable for transmitting and distributing electric energy, and is a cable for transmitting and distributing high-power electric energy in a main circuit of a power system, the cable usually consists of several or several groups of wires, and the cable generates high Wen Ziran due to easy heating of an internal conductive wire in the use process.
The publication number CN216562575U discloses a flame-retardant and fire-resistant cable which comprises an inner parting bead and an outer parting bead, wherein the outer parting bead is sleeved outside the inner parting bead, and leads are arranged at the center of the inner parting bead and between the inner parting bead and the outer parting bead; the outside of the outer spacer bush is wrapped with a fireproof layer, and a flame-retardant sleeve is arranged outside the fireproof layer. The wires can be separated by arranging the wires between the inner parting bead and the outer parting bead, so that the wires in the cable are obviously separated, and the corresponding wires can be conveniently found by related staff; through setting up flame retardant coating and fire-retardant cover, because the flame retardant coating comprises fire-retardant fire-proof cloth, fire-retardant cover comprises fire-retardant sponge, so utilize fire-retardant of fire-retardant fire-proof cloth and fire-retardant of fire-retardant sponge, can improve the fire-retardant fire resistance of cable to solve current cable, fire-retardant fire resistance is lower, when meetting the emergency like this, causes the accident easily, and present cable is gnawed by the mouse and is not used easily, has influenced cable life's problem like this.
However, the cable has the following defects that the cable shape is often changed due to extrusion in the using and carrying processes of the cable, so that the inner lead is misplaced and even the insulating layer is broken, and the rubber capsule in the cable is easily broken under extrusion, thereby influencing the using effect.
To this end, the present utility model provides a flame retardant fire resistant cable to solve the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a flame-retardant fire-resistant cable, which solves the problems.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the flame-retardant fire-resistant cable comprises a reinforcing rib, wherein a protective sleeve is fixedly sleeved on the outer wall of the reinforcing rib, six wire bodies are arranged around the outer part of the protective sleeve, a wear-resistant sheath is arranged outside the protective sleeve, a flame-retardant sleeve is fixedly connected with the inner wall of the wear-resistant sheath, a mica tape is fixedly connected with the inner wall of the flame-retardant sleeve, and a compression-resistant flame-retardant assembly is arranged in the mica tape;
the compression-resistant flame-retardant assembly comprises an inner circular sleeve arranged outside a protective sleeve, an outer square sleeve is fixedly connected to the outer wall of the inner circular sleeve, a heat-insulating filler is filled between the outer square sleeve and the inner circular sleeve, a plurality of arc-shaped elastic pieces are fixedly connected to the outer wall of the outer square sleeve, a triangular elastic piece is fixedly connected to one side of the arc-shaped elastic piece, one side of the triangular elastic piece is fixedly connected with one side of the outer square sleeve, and a plurality of rubber capsules are fixedly connected to the outer wall of the outer square sleeve.
Preferably, the wire body is including setting up the cable core between lag and interior round cover, the fixed cover of outer wall of cable core is equipped with the insulating layer, the fixed cover of outer wall of insulating layer is equipped with the insulating layer, can provide relevant protective capacities for the cable core through insulating layer and the insulating layer that set up, facilitates the use.
Preferably, the mica tape is internally filled with a buffer filler, the buffer filler is made of neoprene materials, and impact force can be dispersed and buffered through the buffer filler.
Preferably, the inner circular sleeve is filled with a refractory filler, and the wire body can be subjected to refractory heat insulation through the arranged refractory filler.
Preferably, the wear-resistant sheath is made of halogen-free polyurethane rubber, the flame-retardant sleeve is made of high-density fiber materials, and the wear-resistant sheath and the flame-retardant sleeve can effectively prevent the damage and high heat of the outer surface.
Preferably, the insulating layer is made of a fire-resistant silicon rubber belt, the insulating layer is made of a polypropylene material, and protection can be provided for the cable core through the insulating layer and the insulating layer.
Preferably, the heat insulation filler is made of glass fiber strip materials, the arc-shaped elastic sheet is made of rubber materials, the triangular elastic sheet is made of metal materials, heat insulation can be carried out in the inner circular sleeve through the arranged heat insulation filler, and meanwhile the arc-shaped elastic sheet and the triangular elastic sheet have certain elasticity.
Advantageous effects
The utility model provides a flame-retardant fire-resistant cable. Compared with the prior art, the method has the following beneficial effects:
(1) This fire-retardant fire-resistant cable, can carry out dispersion buffering to the impact force when the cable receives external extrusion through the fire-retardant subassembly of resistance to compression that sets up, reduce the impact force to the influence of inside cable core to ensure that relevant part can normal use, can carry out the omnidirectional parcel to the cable core simultaneously, effectively fire-retardant.
(2) This fire-retardant fire-resistant cable, arc shell fragment and triangle shell fragment through setting up can cushion and reset when the cable receives the extrusion to take place to warp to make the cable can recover fast, avoid losing compressive capacity after the cable is deformed for a long time, avoid the cable core impaired.
Drawings
FIG. 1 is a cutaway perspective view of the external structure of the present utility model;
FIG. 2 is a schematic elevational cross-sectional view of the present utility model;
FIG. 3 is a schematic structural view of the pressure resistant flame retardant assembly of the present utility model;
fig. 4 is an assembly view of a lead body according to the present utility model.
In the figure: 1. reinforcing ribs; 2. a protective sleeve; 3. a wire body; 301. a cable core; 302. an insulating layer; 303. a thermal insulation layer; 4. a wear resistant sheath; 5. a flame retardant sleeve; 6. a mica tape; 7. a pressure-resistant flame-retardant component; 701. an inner circular sleeve; 702. an outer square sleeve; 703. a thermally insulating filler; 704. an arc-shaped elastic sheet; 705. a triangular spring plate; 706. rubber capsules; 8. buffering the filler; 9. refractory filler.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
referring to fig. 2 and 3, a flame-retardant fire-resistant cable comprises a reinforcing rib 1, wherein a protective sleeve 2 is fixedly sleeved on the outer wall of the reinforcing rib 1, six lead bodies 3 are arranged around the outer part of the protective sleeve 2, a wear-resistant sheath 4 is arranged outside the protective sleeve 2, a flame-retardant sleeve 5 is fixedly connected with the inner wall of the wear-resistant sheath 4, a mica tape 6 is fixedly connected with the inner wall of the flame-retardant sleeve 5, and a compression-resistant flame-retardant assembly 7 is arranged in the mica tape 6;
the anti-compression flame-retardant assembly 7 comprises an inner circular sleeve 701 arranged outside a protective sleeve 2, an outer square sleeve 702 is fixedly connected to the outer wall of the inner circular sleeve 701, a heat insulation filler 703 is filled between the outer square sleeve 702 and the inner circular sleeve 701, a plurality of arc-shaped elastic pieces 704 are fixedly connected to the outer wall of the outer square sleeve 702, the arc-shaped elastic pieces 704 are in contact with the inside of the mica tape 6, a triangular elastic piece 705 is fixedly connected to one side of the arc-shaped elastic pieces 704, one side of the triangular elastic piece 705 is fixedly connected with one side of the outer square sleeve 702, a plurality of rubber capsules 706 are fixedly connected to the outer wall of the outer square sleeve 702, and peppermint oil is filled inside the rubber capsules 706.
Embodiment two:
referring to fig. 1 to 4, the present embodiment provides a technical solution based on the first embodiment: the wire body 3 comprises a cable core 301 arranged between the protective sleeve 2 and the inner circular sleeve 701, an insulating layer 302 is fixedly sleeved on the outer wall of the cable core 301, and a heat insulating layer 303 is fixedly sleeved on the outer wall of the insulating layer 302; the mica tape 6 is filled with a buffer filler 8, and the buffer filler 8 is made of neoprene; the inner jacket 701 is filled with a refractory filler 9; the wear-resistant sheath 4 is made of halogen-free polyurethane rubber, and the flame-retardant sheath 5 is made of high-density fiber materials; the insulating layer 302 is made of a fireproof silicon rubber belt, and the insulating layer 303 is made of a polypropylene material; the heat insulation filler 703 is made of glass fiber band material, the arc-shaped elastic sheet 704 is made of rubber material, and the triangular elastic sheet 705 is made of metal material.
And all that is not described in detail in this specification is well known to those skilled in the art.
Structural principle: when the cable is extruded, the wear-resistant sheath 4 and the mica tape 6 can effectively prevent the outer surface from being worn and broken, the impact force can deform to a certain extent to buffer the pressure when being transmitted to the arc-shaped elastic sheet 704 and the triangular elastic sheet 705, meanwhile, the buffer filler 8 can disperse the pressure, the impact force received by the outer square sleeve 702 is reduced, thereby effectively protecting the wire body 3 in the compression-resistant flame-retardant assembly 7, and when the pressure disappears, the triangular elastic sheet 705 with larger elasticity can be reset together with the arc-shaped elastic sheet 704 to restore the deformed position; when the outside is the high temperature environment, fire-retardant cover 5, fire-resistant filler 9, resistance to compression fire-retardant subassembly 7 and insulating layer 303 can separate the heat layering, realizes fire-retardant effect.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a fire-retardant fire-resistant cable, includes strengthening rib (1), its characterized in that: the outer wall of the reinforcing rib (1) is fixedly sleeved with a protective sleeve (2), six wire bodies (3) are arranged around the outside of the protective sleeve (2), a wear-resistant sheath (4) is arranged outside the protective sleeve (2), a flame-retardant sleeve (5) is fixedly connected to the inner wall of the wear-resistant sheath (4), a mica tape (6) is fixedly connected to the inner wall of the flame-retardant sleeve (5), and a compression-resistant flame-retardant assembly (7) is arranged in the mica tape (6);
the anti-compression flame-retardant assembly (7) comprises an inner circular sleeve (701) arranged outside a protective sleeve (2), an outer square sleeve (702) is fixedly connected to the outer wall of the inner circular sleeve (701), a heat insulation filler (703) is filled between the outer square sleeve (702) and the inner circular sleeve (701), a plurality of arc-shaped elastic pieces (704) are fixedly connected to the outer wall of the outer square sleeve (702), a triangular elastic piece (705) is fixedly connected to one side of the arc-shaped elastic piece (704), one side of the triangular elastic piece (705) is fixedly connected with one side of the outer square sleeve (702), and a plurality of rubber capsules (706) are fixedly connected to the outer wall of the outer square sleeve (702).
2. A flame retardant fire resistant cable according to claim 1, wherein: the wire body (3) comprises a cable core (301) arranged between the protective sleeve (2) and the inner circular sleeve (701), an insulating layer (302) is fixedly sleeved on the outer wall of the cable core (301), and a heat insulation layer (303) is fixedly sleeved on the outer wall of the insulating layer (302).
3. A flame retardant fire resistant cable according to claim 2, wherein: the mica tape (6) is internally filled with a buffer filler (8), and the buffer filler (8) is made of neoprene materials.
4. A flame retardant fire resistant cable according to claim 1, wherein: the inner circular sleeve (701) is filled with a refractory filler (9).
5. A flame retardant fire resistant cable according to claim 1, wherein: the wear-resistant sheath (4) is made of halogen-free polyurethane rubber, and the flame-retardant sheath (5) is made of high-density fiber materials.
6. A flame retardant fire resistant cable according to claim 2, wherein: the insulating layer (302) is made of a fireproof silicon rubber belt, and the heat insulating layer (303) is made of a polypropylene material.
7. A flame retardant fire resistant cable according to claim 1, wherein: the heat insulation filler (703) is made of a glass fiber band material, the arc-shaped elastic sheet (704) is made of a rubber material, and the triangular elastic sheet (705) is made of a metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321358299.9U CN220774010U (en) | 2023-05-31 | 2023-05-31 | Flame-retardant fire-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321358299.9U CN220774010U (en) | 2023-05-31 | 2023-05-31 | Flame-retardant fire-resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220774010U true CN220774010U (en) | 2024-04-12 |
Family
ID=90598297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321358299.9U Active CN220774010U (en) | 2023-05-31 | 2023-05-31 | Flame-retardant fire-resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220774010U (en) |
-
2023
- 2023-05-31 CN CN202321358299.9U patent/CN220774010U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |