CN210535404U - Flame-retardant wire and cable - Google Patents
Flame-retardant wire and cable Download PDFInfo
- Publication number
- CN210535404U CN210535404U CN201921668850.3U CN201921668850U CN210535404U CN 210535404 U CN210535404 U CN 210535404U CN 201921668850 U CN201921668850 U CN 201921668850U CN 210535404 U CN210535404 U CN 210535404U
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- wire
- cable
- insulating layer
- retardant
- fire
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Abstract
The utility model discloses a fire-retardant wire and cable, including the wire and cable body, the outside of wire and cable body is provided with protecting sheathing, and protecting sheathing's avris is provided with the recess, the mounting groove has been seted up to protecting sheathing's inside, and protecting sheathing's outside is provided with the fire retardant filling layer, the inboard of wire and cable body is provided with fire-retardant insulating layer, and the inboard of fire-retardant insulating layer installs corrosion resistant layer, corrosion resistant layer's inboard is connected with the resistance to compression lug, and the resistance to compression lug is installed on the outer wall of insulating layer to the inside of insulating layer is provided with wire and cable line core. This fire-retardant wire and cable can carry out fire-retardant avoiding directly burning out the inside circuit of wire and cable when the conflagration breaing out, can carry out good radiating while improve wire and cable's compressive capacity to improve wire and cable's practicality.
Description
Technical Field
The utility model relates to a wire and cable technical field specifically is a fire-retardant wire and cable.
Background
With the development of electric power, electric wires and cables are gradually widely used, the function of electric power transmission can be realized through the electric wires and cables, and when a fire disaster occurs in a plurality of important places, the lighting and fire-proof alarm device of the emergency channel needs to be normally electrified through the electric cables when the fire disaster occurs, so that the flame-retardant electric wires and cables are needed.
However, the existing electric wire and cable have the following problems:
1. the existing electric wire and cable are inconvenient to retard flame when in use, so that the electric wires in the electric wire and cable are easily and directly burnt to influence the subsequent use;
2. the existing electric wire and cable are inconvenient to improve the pressure resistance of the electric wire and cable when in use, so that the problem that the internal circuit is easy to extrude and crack when the electric wire and cable is under pressure is caused.
Aiming at the problems, the novel design is carried out on the basis of the original electric wire and cable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire-retardant electric wire and cable to be not convenient for carry on fire-retardant when solving current electric wire and cable in use among the above-mentioned background, thereby directly burn out electric wire and cable inside electric wire easily, influence subsequent use, be not convenient for carry on when using good radiating compressive capacity that improves electric wire and cable, thereby the problem of inside line emergence extrusion fracture easily when leading to electric wire and cable to receive pressure.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flame-retardant electric wire and cable, includes the electric wire and cable body, the outside of electric wire and cable body is provided with protective housing, and protective housing's avris is provided with the recess, the mounting groove has been seted up to protective housing's inside, and protective housing's outside is provided with the fire retardant filling layer, the inboard of electric wire and cable body is provided with fire-retardant insulating layer, and the inboard of fire-retardant insulating layer installs corrosion resistant layer, corrosion resistant layer's inboard is connected with the resistance to compression lug, and the resistance to compression lug is installed on the outer wall of insulating layer to the inside of insulating layer is provided with.
Preferably, the mounting groove has been seted up at protective housing's inboard middle part, and the electric wire and cable body is installed to the inboard of mounting groove to the outer wall of electric wire and cable body laminates with the inner wall of mounting groove each other.
Preferably, the outer wall of the protective shell is provided with grooves, the grooves are uniformly distributed on the outer wall of the protective shell, and the grooves are arranged to be of an inclined structure.
Preferably, the flame retardant filling layer is arranged inside the protective shell, the protective shell is made of an elastic material, and the protective shell is in a triangular structure.
Preferably, the compression-resistant bumps and the insulating layer are of an integrated structure, the compression-resistant bumps are made of elastic materials, and the compression-resistant bumps are uniformly distributed on the outer wall of the insulating layer.
Preferably, the electric wire and cable line cores are uniformly distributed in the electric wire and cable body, and the periphery of the electric wire and cable line core is filled with the insulating layer.
Compared with the prior art, the beneficial effects of the utility model are that: the flame-retardant wire and cable can be flame-retardant to avoid directly burning out the lines in the wire and cable when a fire disaster happens, and can improve the compression resistance of the wire and cable while well dissipating heat, so that the practicability of the wire and cable is improved;
1. the flame retardant filling layer is arranged inside the protective shell, so that the problem that the internal circuit of the wire and cable body is directly burnt in case of fire can be solved, the flame-retardant heat-insulating layer is arranged inside the wire and cable body, and the flame-retardant function can be further played through the flame-retardant heat-insulating layer, so that the applicability of the wire and cable body is improved;
2. when the electric wire and cable body receives pressure, the protective shell can play a certain buffering role under the effect of the protective shell, the problem that the line core of the electric wire and cable is extruded and cracked when the electric wire and cable receive large pressure is avoided, grooves are uniformly distributed on the protective shell, the contact time between the protective shell and the air can be prolonged through the grooves, and therefore the heat dissipation effect of the electric wire and cable body is improved.
Drawings
FIG. 1 is a schematic structural view of the wire and cable body and the protective housing of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
In the figure: 1. a wire and cable body; 2. a protective housing; 3. a groove; 4. a flame retardant filler layer; 5. mounting grooves; 6. a flame-retardant heat-insulating layer; 7. a corrosion-resistant layer; 8. a compression-resistant bump; 9. an insulating layer; 10. electric wire and cable route core.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a fire-retardant wire and cable, including wire and cable body 1, protective housing 2, recess 3, fire retardant filling layer 4, mounting groove 5, fire-retardant insulating layer 6, corrosion-resistant layer 7, resistance to compression lug 8, insulating layer 9 and electric wire and cable line core 10, wire and cable body 1's the outside is provided with protective housing 2, and protective housing 2's avris is provided with recess 3, mounting groove 5 has been seted up to protective housing 2's inside, and protective housing 2's outside is provided with fire retardant filling layer 4, electric wire and cable body 1's inboard is provided with fire-retardant insulating layer 6, and corrosion-resistant layer 7 is installed to fire-retardant insulating layer 6's inboard, corrosion-resistant layer 7's inboard is connected with resistance to compression lug 8, and resistance to compression lug 8 installs on insulating layer 9's outer wall.
Offer recess 3 on the outer wall of protecting sheathing 2, and recess 3 evenly distributed on protecting sheathing 2's outer wall to recess 3 sets up to the slope structure, and recess 3 evenly distributed on protecting sheathing 2 can increase the time of protecting sheathing 2 and air contact under the effect of recess 3, thereby increases the radiating effect, and recess 3 sets up to the slope structure when raining, and the rainwater can not be in the inside gathering of recess 3.
Flame retardant filling layer 4 sets up in the inside of protecting sheathing 2, and protecting sheathing 2 is elastic material to protecting sheathing 2 sets up to the triangle-shaped structure, and protecting sheathing 2 can cushion the impact force that electric wire and cable body 1 received for elastic material, can avoid directly burning out the problem of 1 internal line of electric wire and cable body easily when taking place the conflagration through flame retardant filling layer 4.
Resistance to compression lug 8 and insulating layer 9 are integral structure, and resistance to compression lug 8 is elastic material to resistance to compression lug 8 evenly distributed on the outer wall of insulating layer 9, resistance to compression lug 8 sets up the compressive capacity of improvement wire and cable body 1 that elastic material can step forward.
The electric wire and cable line cores 10 are uniformly distributed in the electric wire and cable body 1, the insulating layer 9 is filled on the periphery of the electric wire and cable line cores 10, and the insulating layer 9 is filled on the outer side of the electric wire and cable line cores 10, so that the insulating capacity of the electric wire and cable body 1 is improved, and the probability of electric shock accidents is reduced.
The working principle is as follows: when the flame-retardant wire and cable is used, firstly, as shown in fig. 1-3, a wire and cable body 1 is installed inside a protective shell 2, a flame retardant filling layer 4 is arranged inside the protective shell 2, when a fire disaster occurs, a big fire contacts the protective shell 2 firstly, the flame retardant filling layer 4 can play a flame retardant role, the big fire is prevented from continuing to burn, and the wire and cable body 1 is burnt, a flame-retardant heat insulation layer 6 is arranged inside the wire and cable body 1, the flame-retardant heat insulation layer 6 can play a further flame retardant role, and under the action of the flame retardant filling layer 4 and the flame-retardant heat insulation layer 6, the illumination and fire-proof alarm device of an emergency channel can be ensured to be kept in a normal power-on state when the;
as shown in fig. 1 and 2, the grooves 3 are uniformly distributed on the outer wall of the protective housing 2, the contact time between the protective housing 2 and the air can be increased under the action of the grooves 3, so as to improve the heat dissipation effect of the wire and cable body 1, the protective housing 2 is arranged in a triangular structure, when raining, the triangular structure of the protective housing 2 plays a role in guiding the flow, the grooves 3 are arranged in an inclined structure, rainwater can flow down along the inclined structure of the grooves 3 and cannot accumulate inside the grooves 3, the protective housing 2 is made of an elastic material, when the wire and cable body 1 is impacted, the elastic material of the protective housing 2 can play a role in buffering, as shown in fig. 3, the insulating layer 9 is filled at the periphery of the wire and cable core 10, the insulating effect of the wire and cable body 1 can be increased through the insulating layer 9, and the probability of electric shock hazard accidents is reduced, the outer side of the insulating layer 9 is provided with a compression-resistant bump 8, and the compression-resistant bump 8 is made of an elastic material, so that the compression resistance of the electric wire and cable body 1 can be further improved through the compression-resistant bump 8, and the problem that the electric wire and cable core 10 is easily extruded and cracked after being subjected to a large pressure is avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A flame retardant wire and cable, includes wire and cable body (1), its characterized in that: the outside of wire and cable body (1) is provided with protecting sheathing (2), and the avris of protecting sheathing (2) is provided with recess (3), mounting groove (5) have been seted up to the inside of protecting sheathing (2), and the outside of protecting sheathing (2) is provided with fire retardant filling layer (4), the inboard of wire and cable body (1) is provided with fire-retardant insulating layer (6), and corrosion-resistant layer (7) are installed to the inboard of fire-retardant insulating layer (6), the inboard of corrosion-resistant layer (7) is connected with resistance to compression lug (8), and resistance to compression lug (8) install on the outer wall of insulating layer (9) to the inside of insulating layer (9) is provided with electric wire and cable line core (10).
2. A flame retardant wire cable according to claim 1, wherein: mounting groove (5) have been seted up at the inboard middle part of protective housing (2), and wire and cable body (1) are installed to the inboard of mounting groove (5) to the outer wall of wire and cable body (1) laminates with the inner wall of mounting groove (5) each other.
3. A flame retardant wire cable according to claim 1, wherein: the outer wall of the protective shell (2) is provided with grooves (3), the grooves (3) are uniformly distributed on the outer wall of the protective shell (2), and the grooves (3) are of an inclined structure.
4. A flame retardant wire cable according to claim 1, wherein: the flame retardant filling layer (4) is arranged inside the protective shell (2), the protective shell (2) is made of elastic materials, and the protective shell (2) is of a triangular structure.
5. A flame retardant wire cable according to claim 1, wherein: the compression-resistant bump (8) and the insulating layer (9) are of an integrated structure, the compression-resistant bump (8) is made of elastic materials, and the compression-resistant bump (8) is uniformly distributed on the outer wall of the insulating layer (9).
6. A flame retardant wire cable according to claim 1, wherein: the electric wire and cable line cores (10) are uniformly distributed in the electric wire and cable body (1), and the periphery of the electric wire and cable line cores (10) is filled with the insulating layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921668850.3U CN210535404U (en) | 2019-10-08 | 2019-10-08 | Flame-retardant wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921668850.3U CN210535404U (en) | 2019-10-08 | 2019-10-08 | Flame-retardant wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210535404U true CN210535404U (en) | 2020-05-15 |
Family
ID=70607519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921668850.3U Expired - Fee Related CN210535404U (en) | 2019-10-08 | 2019-10-08 | Flame-retardant wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210535404U (en) |
-
2019
- 2019-10-08 CN CN201921668850.3U patent/CN210535404U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200515 Termination date: 20211008 |