CN220491645U - Flame-retardant cable with heat insulation effect - Google Patents
Flame-retardant cable with heat insulation effect Download PDFInfo
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- CN220491645U CN220491645U CN202321459822.7U CN202321459822U CN220491645U CN 220491645 U CN220491645 U CN 220491645U CN 202321459822 U CN202321459822 U CN 202321459822U CN 220491645 U CN220491645 U CN 220491645U
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- electric wire
- resistant layer
- cable
- flame retardant
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 38
- 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 25
- 230000000694 effects Effects 0.000 title claims abstract description 18
- 238000009413 insulation Methods 0.000 title claims abstract description 11
- 230000007797 corrosion Effects 0.000 claims abstract description 22
- 238000005260 corrosion Methods 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- -1 polytetrafluoroethylene Polymers 0.000 claims description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 6
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 5
- 239000008397 galvanized steel Substances 0.000 claims description 5
- 239000004927 clay Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract 8
- 239000011241 protective layer Substances 0.000 abstract 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a flame-retardant cable with a heat insulation effect, which comprises a flame-retardant protective layer and a cable core body, wherein the cable core body is arranged on the inner surface of the flame-retardant protective layer, a waterproof layer is connected to the outer surface of the cable core body, a fireproof layer is connected to the inner surface of the waterproof layer, a temperature-resistant layer is connected to the inner surface of the fireproof layer, a corrosion-resistant layer is connected to the inner surface of the temperature-resistant layer, an electric wire body is arranged in the corrosion-resistant layer, a fixing support is arranged in the middle of the telecommunication body, the electric wire body is fixedly separated through the fixing support in a fixing manner, contact between the electric wire bodies can be reduced to a certain extent due to overhigh temperature, the probability of fire occurrence is reduced, the service efficiency of the cable is improved, and meanwhile, the fixing support can also support an external coil, and prevent the electric wire from being unable to be fixed due to softness of the electric wire when the electric wire is used for connection.
Description
Technical Field
The utility model relates to the technical field of flame-retardant cables, in particular to a flame-retardant cable with a heat insulation effect.
Background
The wire and cable is used for transmitting electric energy, information and wire products for realizing electromagnetic energy conversion, the broad sense of the wire and cable is also called as a cable for short, the narrow sense of the cable is an insulated cable, the flame-retardant cable is used for transmitting and distributing electric energy, and the cable is used for an urban underground power grid, an outgoing line of a power station and internal power supply of industrial and mining enterprises.
Traditional fire-retardant cable simple structure, the function is single, and receives under the external influence condition, causes cable short circuit easily, simultaneously because of inside electric wire is too much, can't fix inside electric wire, leads to the circuit friction, causes the circuit burning easily, causes the conflagration, influences the normal work of cable, is unfavorable for extensive popularization.
Disclosure of Invention
The utility model aims to provide a flame-retardant cable with a heat insulation effect, which solves the problems that the cable provided in the background art is simple in structure, single in function, easy to cause cable short circuit under the condition of external influence, and difficult to lead to line friction due to excessive internal wires and incapability of fixing the internal wires, so that line combustion is easy to be caused, fire is caused, normal operation of the cable is influenced, and wide popularization is not facilitated.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-retardant type cable with thermal-insulated effect, includes fire-retardant protection skin and cable core, the outer internal surface of fire-retardant protection is provided with the cable core, and the surface connection of cable core has the waterproof layer, and the internal surface connection of waterproof layer has the flame retardant coating, the internal surface connection of flame retardant coating has the temperature resistant layer, and the internal surface connection of temperature resistant layer has the corrosion resistant layer, the internally mounted of corrosion resistant layer has the electric wire body, the middle part of telecommunication body is provided with the fixed bolster, and the end-to-end connection of fixed bolster has the cavity pipe.
Preferably, the waterproof layer is made of galvanized steel sheet, and the waterproof layer is tightly attached to the fireproof layer.
Preferably, the fireproof layer is made of fireproof clay, and the fireproof layer is tightly attached to the temperature-resistant layer.
Preferably, the material of the temperature-resistant layer is glass fiber, and the temperature-resistant layer is closely attached to the corrosion-resistant layer.
Preferably, the material of the corrosion-resistant layer is polytetrafluoroethylene, and the corrosion-resistant layer is tightly attached to the electric wire body.
Preferably, the fixed support is provided with groups, and the outer surfaces of the cavity tubes of the fixed support are uniformly distributed.
The utility model has the advantages that:
1. according to the utility model, six groups of fixing brackets are fixedly connected, the electric wire bodies are fixedly separated through the fixing brackets in the cable, so that the contact between the electric wire bodies can be reduced to a certain extent, the electric wire burning caused by overhigh temperature is reduced, the probability of fire occurrence is reduced, the service efficiency of the cable is improved, and meanwhile, the fixing brackets can also support the external coil, and when the fixing brackets are used for connection, the electric wire can not be fixed due to the softness of the electric wire;
2. according to the utility model, the waterproof layer is made of galvanized steel sheet material, so that the internal electric wire can be well protected in a wet environment, the service life of the electric wire is not long due to rust, the fireproof layer is made of fireproof cement material, the waterproof layer has good overall flame retardance and thermal expansibility, certain fireproof performance and good protection effect on the internal electric wire, the heat-resistant layer is made of glass fiber material, the waterproof layer has the characteristics of good insulation, strong heat resistance, good corrosion resistance and high mechanical strength, the anticorrosive layer is made of polytetrafluoroethylene material, the heat resistance and high temperature resistance are realized, the friction coefficient is extremely low, and the waterproof layer has a good effect on the electric wire.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present utility model;
FIG. 2 is a schematic view of a four-layer protection structure according to the present utility model;
fig. 3 is a schematic view of the internal electric wire structure of the present utility model.
In the figure: 1. a flame retardant protective outer layer; 2. a cable core; 3. a waterproof layer; 4. a fire-blocking layer; 5. a temperature resistant layer; 6. a corrosion resistant layer; 7. an electric wire body; 8. a fixed bracket; 9. a hollow tube.
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.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a fire-retardant type cable with thermal-insulated effect, including fire-retardant protection skin 1 and cable core 2, the internal surface of fire-retardant protection skin 1 is provided with cable core 2, and the surface connection of cable core 2 has waterproof layer 3, and waterproof layer 3's internal surface is connected with flame retardant coating 4, flame retardant coating 4's internal surface is connected with temperature resistant layer 5, and temperature resistant layer 5's internal surface is connected with corrosion resistant layer 6, corrosion resistant layer's internally mounted has electric wire body 7, electric wire body 7's middle part is provided with fixed bolster 8, and fixed bolster 8's end-to-end connection has cavity pipe 9.
Further, the material of waterproof layer 3 sets up to galvanized steel sheet, and waterproof layer 3 closely laminates with flame retardant coating 4, can protect inside electric wire well under moist environment, prevents to rust and causes the electric wire life not long.
Further, the fireproof layer 4 is made of fireproof clay, and the fireproof layer 4 is tightly attached to the temperature-resistant layer 5, so that the fireproof cable has good overall flame retardance and thermal expansibility, has certain fireproof performance, and has a good protection effect on the protection of internal wires.
Further, the material of temperature resistant layer 5 sets up to glass fiber, and temperature resistant layer 5 and corrosion resistant layer 6 closely laminate, and glass fiber has that the insulating nature is good, the heat resistance is strong, corrosion resistance is good, mechanical strength is high characteristics, is favorable to protecting inside electric wire and outside coil, promotes the practicality of cable.
Further, the material of corrosion resistant layer 6 sets up to polytetrafluoroethylene, and corrosion resistant layer 6 closely laminates with electric wire body 7, and polytetrafluoroethylene has heat-resisting high temperature resistant characteristics to coefficient of friction is extremely low, effectively reduces the circumstances emergence that leads to the electric wire impaired because of the high temperature, prolongs the life of cable.
Further, the fixed support 8 is provided with 6 groups, and the fixed support 8 is evenly distributed along the outer surface of the cavity pipe 9, the electric wire body 7 is fixedly separated through the fixed support 8, contact between the electric wire bodies 7 can be reduced to a certain extent, electric wire combustion caused by overhigh temperature is caused, the probability of fire occurrence is reduced, the use efficiency of a cable is improved, meanwhile, the fixed support 8 can also support an external coil, and when the electric wire is used for connection, the electric wire cannot be fixed due to soft electric wires.
Working principle: to this kind of fire-retardant cable that has thermal-insulated effect, through at fire-retardant protection skin 1 inner wall connection waterproof layer 3, waterproof layer 3 sets up galvanized steel sheet material, can protect inside electric wire well under moist environment, prevent to rust and cause electric wire life not long, inner wall connection flame retardant coating 4 at waterproof layer 3, flame retardant coating 4 sets up to the fire prevention daub material, have fine whole fire-retardant and thermal expansion nature, have certain fire behavior, have fine guard action to the protection of inside electric wire, the surface and the flame retardant coating 4 closely laminate of heat-resistant layer 5, make under the effect that receives glass fiber, the insulating property is good, the heat resistance is strong, corrosion resistance is good, characteristics that mechanical strength is high, be favorable to protecting inside electric wire and outside coil, promote the practicality of cable, corrosion resistant layer 6 sets up to polytetrafluoroethylene, polytetrafluoroethylene has heat-resistant high temperature resistant characteristics, and coefficient is extremely low, effectively reduce the circumstances that lead to the electric wire is impaired because of the high temperature, the life of extension cable, fixed bolster 8 is fixed with electric wire body 7 separates, can reduce to a certain extent between the electric wire 7 and also can be used for the outer electric wire to be used for the fixed connection when being used for the fixed part of the electric wire is unable to be connected to the external electric wire.
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 (6)
1. The utility model provides a fire-retardant cable with thermal-insulated effect, includes fire-retardant protection skin (1) and cable core (2), the internal surface of fire-retardant protection skin (1) is provided with cable core (2), and the external surface of cable core (2) is connected with waterproof layer (3), and the internal surface of waterproof layer (3) is connected with flame retardant coating (4), the internal surface of flame retardant coating (4) is connected with temperature resistant layer (5), and the internal surface of temperature resistant layer (5) is connected with corrosion resistant layer (6), the internally mounted of corrosion resistant layer has electric wire body (7), the middle part of electric wire body (7) is provided with fixed bolster (8), and the end-to-end connection of fixed bolster (8) has cavity pipe (9).
2. A flame retardant cable having a thermal insulation effect according to claim 1, wherein: the waterproof layer (3) is made of galvanized steel sheet, and the waterproof layer (3) is tightly attached to the fireproof layer (4).
3. A flame retardant cable having a thermal insulation effect according to claim 1, wherein: the fireproof layer (4) is made of fireproof clay, and the fireproof layer (4) is tightly attached to the temperature-resistant layer (5).
4. A flame retardant cable having a thermal insulation effect according to claim 1, wherein: the material of the temperature resistant layer (5) is glass fiber, and the temperature resistant layer (5) is tightly attached to the corrosion resistant layer (6).
5. A flame retardant cable having a thermal insulation effect according to claim 1, wherein: the material of the corrosion resistant layer (6) is polytetrafluoroethylene, and the corrosion resistant layer (6) is tightly attached to the electric wire body (7).
6. A flame retardant cable having a thermal insulation effect according to claim 1, wherein: the fixing support (8) is provided with 6 groups, and the fixing support (8) is uniformly distributed along the outer surface of the cavity tube (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321459822.7U CN220491645U (en) | 2023-06-09 | 2023-06-09 | Flame-retardant cable with heat insulation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321459822.7U CN220491645U (en) | 2023-06-09 | 2023-06-09 | Flame-retardant cable with heat insulation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220491645U true CN220491645U (en) | 2024-02-13 |
Family
ID=89827394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321459822.7U Active CN220491645U (en) | 2023-06-09 | 2023-06-09 | Flame-retardant cable with heat insulation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220491645U (en) |
-
2023
- 2023-06-09 CN CN202321459822.7U patent/CN220491645U/en active Active
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