CN213424686U

CN213424686U - Fire-resistant flame-retardant belt for cable

Info

Publication number: CN213424686U
Application number: CN202022393467.0U
Authority: CN
Inventors: 孙一斌
Original assignee: Liyang Huasu New Material Co ltd
Current assignee: Liyang Huasu New Material Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-06-11
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a fire-resistant fire-retardant area is used to cable, including the heat dissipation layer, the heat dissipation layer encircles and forms the cross section for confined cavity, the center department of cavity is equipped with the enhancement layer, the fixed a plurality of chambeies of accomodating that are equipped with of bilateral symmetry of enhancement layer, accomodate the chamber along the longitudinal distribution of fire-retardant area, and keep away from the one end of enhancement layer and the inner wall fixed connection on heat dissipation layer, adjacent it forms the connection chamber to accomodate the clearance between the chamber, it corresponds to connect the chamber the surface on heat dissipation layer is equipped with the constant head tank, connect chamber and constant head tank along the longitudinal gradient parallel arrangement of fire-retardant area. Through the inboard high heat conduction carbon fiber material in heat dissipation layer, can make the heat that the cable produced conduct fast for heat dissipation layer and dispel the heat fast to improve cable life, increase the intensity and the elasticity in whole fire-retardant area through enhancement layer and spiral shell fragment, through a plurality of chambeies and fire retardant of accomodating, can prevent that the cable from catching fire and stretching, thereby avoid taking place the great incident of security, be convenient for cut fire-retardant area through setting up connection chamber and constant head tank.

Description

Fire-resistant flame-retardant belt for cable

Technical Field

The utility model relates to a fire-retardant area technical field specifically is a fire-resistant fire-retardant area is used to cable.

Background

The cable is seen everywhere in daily life, the cable is usually a cable similar to a rope formed by twisting a plurality of or a plurality of groups of conducting wires, each group of conducting wires are mutually insulated and are usually twisted around a center, the whole outer surface is wrapped by a highly-insulated covering layer, the cable is usually provided with a flame-retardant belt for fire prevention, but the existing flame-retardant belts are crossed in flame-retardant effect and do not have good heat dissipation performance, and therefore a flame-retardant belt for the cable is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-resistant fire-retardant area is used to cable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fire-resistant fire-retardant area is used to cable, includes the heat dissipation layer, the heat dissipation layer encircles and forms the cross section for confined cavity, the center department of cavity is equipped with the enhancement layer, the bilateral symmetry of enhancement layer is fixed and is equipped with a plurality of chambeies of accomodating, accomodate the chamber along the longitudinal distribution of fire-retardant area, and keep away from the one end of enhancement layer and the inner wall fixed connection on heat dissipation layer, adjacent accomodate the clearance between the chamber and form the connection chamber, the connection chamber corresponds the surface on heat dissipation layer is equipped with the constant head tank, connect chamber and constant head tank along the longitudinal slope parallel arrangement on fire-retardant.

As an optimized technical scheme of the utility model, the heat dissipation layer is confined annular structure, including the heat dissipation aluminium net, the intussuseption of heat dissipation aluminium net is filled with heat conduction silica gel.

As a preferred technical scheme of the utility model, it is equipped with the spiral shell fragment to accomodate intracavity longitudinal symmetry, be equipped with the small opening on the spiral shell fragment, just it has the fire retardant to accomodate the intracavity packing.

As an optimal technical scheme of the utility model, accomodate the chamber and adopt carbon fiber material, the spiral shell fragment adopts the aluminium thin slice.

As an optimal technical scheme of the utility model, the enhancement layer adopts high strength fiber cloth, the surface attachment of enhancement layer has the carbon fiber layer.

As a preferred technical scheme of the utility model, it is equipped with the strengthening rib to connect the intracavity, the both ends fixed connection of strengthening rib is on adjacent two outer walls of accomodating the chamber, the strengthening rib adopts the rubber material.

As a preferred technical scheme of the utility model, the heat dissipation layer is located and accomodates one side outer wall bottom in chamber fixed connecting block that is equipped with No. one, the fixed inserted block that is equipped with in top of connecting block, the heat dissipation layer is kept away from one side top of a connecting block fixed be equipped with No. two connecting blocks, the bottom of No. two connecting blocks is equipped with the slot that uses with the inserted block cooperation, and fire-retardant spiral winding of taking is when the cable surface, the slot can be inserted to the inserted block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the high heat conduction carbon fiber material of heat dissipation layer inboard, can make the heat that the cable produced conduct fast for the heat dissipation layer to dispel the heat fast by the heat dissipation layer, thereby improve the life of cable.

2. The strength and elasticity of the whole flame-retardant belt are improved by arranging the reinforcing layer and the spiral elastic sheet, and the flame-retardant belt is prevented from being pulled and broken.

3. Through a plurality of chambeies of accomodating and place the fire retardant at accomodating the intracavity, can prevent that the cable from catching fire and stretching to avoid taking place heavier incident.

4. Connect chamber and constant head tank through setting up and be convenient for cut fire-retardant area, conveniently cut out the fire-retardant area of certain size according to actual need to can not cause the fire retardant of accomodating the intracavity to leak.

Drawings

FIG. 1 is a schematic view of the appearance structure of the flame retardant belt of the present invention;

FIG. 2 is a cross-sectional view of the flame retardant belt of the present invention taken along the length direction;

fig. 3 is a cross-sectional view of the flame retardant belt of the present invention along a radial cross-section.

In the figure: 1. a heat dissipation layer; 11. a heat-dissipating aluminum mesh; 12. a first connecting block; 13. inserting a block; 14. a second connecting block; 15. a slot; 2. a cavity; 3. a reinforcing layer; 31. high-strength fiber cloth; 32. a carbon fiber layer; 4. a receiving cavity; 41. a spiral spring plate; 42. a flame retardant; 43. a leak hole; 5. a connecting cavity; 51. reinforcing ribs; 6. and (6) positioning a groove.

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, a fire-resistant and flame-retardant tape for cables includes a heat dissipation layer 1, the heat dissipation layer 1 surrounds to form a cavity with a closed cross section, for example, the cavity may be flat, oval, circular, or other shapes; heat dissipation layer 1 encircles and forms confined cavity 2, 2 center departments of cavity are equipped with enhancement layer 3, the bilateral symmetry of enhancement layer 3 is fixed to be equipped with a plurality of chambeies 4 of accomodating, and accomodate chamber 4 and keep away from the one end of enhancement layer 3 and the inner wall fixed connection on heat dissipation layer 1, adjacent clearance formation between the chamber 4 of accomodating connects chamber 5, the surface on heat dissipation layer 1 is equipped with the constant head tank 6 that uses with connecting chamber 5 cooperation, the position of connecting chamber 5 and constant head tank 6 is corresponding, through the surface to fire-retardant area parcel at the cable, enhancement layer 3 can be to whole fire-retardant area add intensity and optional, guarantee the life of fire-retardant area, can control when the cable catches fire through accomodating chamber 4, be convenient for tailor fire-retardant area through connecting chamber 5 and constant.

The heat dissipation layer 1 comprises an annular closed heat dissipation aluminum net 11, heat conduction silica gel is filled in the heat dissipation aluminum net 11, and heat generated by the cable is dissipated quickly through the heat dissipation aluminum net 11 and the heat conduction silica gel.

Accomodate chamber 4 and adopt carbon fiber material, accomodate the fixed spiral shell fragment 41 that is equipped with of longitudinal symmetry in chamber 4, and spiral shell fragment 41 adopts the aluminium sheet, it is filled with fire retardant 42 to accomodate chamber 4 intussuseption, the fixed small opening 43 that is equipped with on the spiral shell fragment 41, the heat conductivility of accomodating chamber 4 is improved through carbon fiber material's surface, through spiral shell fragment 41 increase the support nature of accomodating chamber 4, it brings the fracture of fire to make when the cable is on fire, it stretches through the fire retardant 42 control intensity of a fire of accomodating the intracavity 4.

The reinforcing layer 3 adopts the high-strength fiber cloth 31, the carbon fiber layer 32 is attached to the surface of the high-strength fiber cloth 31, the strength and the flexibility of the flame retardant belt are improved through the high-strength fiber cloth 31, and the heat conducting performance of the reinforcing layer 3 is improved through the carbon fiber layer 32.

Connect chamber 5 internal fixation and be equipped with strengthening rib 51, and the both ends fixed connection of strengthening rib 51 is on two outer walls of accomodating chamber 4, and strengthening rib 51 adopts the rubber material, through strengthening rib 51 multiplicable two connectivity of accomodating between the chamber 4 to improve the steadiness of whole fire-retardant area.

Constant head tank 6 all sets up with being connected chamber 5 along the longitudinal slope parallel arrangement of fire-retardant area, and is discontinuous, when fire-retardant area twines on the cable surface, cuts the cable through constant head tank 6, can make the cable incision level.

Fixed connecting block 12 that is equipped with on the heat dissipation layer 1 is located one side outer wall bottom of accomodating chamber 4, the fixed inserted block 13 that is equipped with in top of connecting block 12, heat dissipation layer 1 keeps away from a connecting block 12 one side top fixed be equipped with No. two connecting blocks 14, No. two connecting block 14's bottom is equipped with the slot 15 that uses with the cooperation of inserted block 13, when winding fire-retardant taking spiral at the cable surface, through inserting inserted block 13 and establishing in slot 15, thereby be convenient for make the end fixing of heat dissipation layer 1 closely laminate together, guarantee the parcel nature of heat dissipation layer 1 to the cable.

The working principle is as follows: when the utility model is used, the heat dissipation layer 1 is wrapped on the outer surface of the cable, in the winding process, the insert block 13 is inserted into the slot 15, thereby the end part of the heat dissipation layer 1 is fixed and tightly jointed together, the wrapping property of the heat dissipation layer 1 to the cable is ensured, the heat dissipation layer 1 can quickly dissipate the heat generated by the cable through the heat dissipation aluminum mesh 11 and the heat conduction silica gel, the strength and the flexibility of the flame retardant belt are improved through the high-strength fiber cloth 31, the heat generated by the cable can be quickly transmitted to the heat dissipation layer 1 far away from one side of the cable through the carbon fiber layer 32 on the reinforcing layer 3, the containing cavity 4 made of the carbon fiber material and the heat dissipation layer 1 jointed with the surface of the cable, the heat generated by the cable can be quickly dissipated through the heat dissipation aluminum mesh 11 and the heat conduction silica gel, when the cable needs to be cut, the flame retardant belt is cut through the positioning groove 6, the positioning groove 6 passes through the same angle as the winding of the flame retardant tape, so that the cable cut can be leveled when the cable is cut through the positioning groove 6.

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

1. The utility model provides a fire-resistant fire-retardant area is used to cable, includes the heat dissipation layer, its characterized in that: the heat dissipation layer encircles and forms the cross section and be confined cavity, the center department of cavity is equipped with the enhancement layer, the bilateral symmetry of enhancement layer is fixed and is equipped with a plurality of chambeies of accomodating, accomodate the chamber along the longitudinal distribution of fire-retardant area, and keep away from the one end on enhancement layer and the inner wall fixed connection on heat dissipation layer, and is adjacent accomodate the clearance between the chamber and form and connect the chamber, it corresponds to connect the chamber the surface on heat dissipation layer is equipped with the constant head tank, connect chamber and constant head tank along the longitudinal slope parallel arrangement in fire-retardant area.

2. The fire-resistant and flame-retardant tape for cables according to claim 1, wherein: the heat dissipation layer is of a closed annular structure and comprises a heat dissipation aluminum net, and heat conduction silica gel is filled in the heat dissipation aluminum net.

3. The fire-resistant and flame-retardant tape for cables according to claim 1, wherein: spiral elastic pieces are symmetrically arranged in the containing cavity from top to bottom, leak holes are formed in the spiral elastic pieces, and a flame retardant is filled in the containing cavity.

4. The fire-resistant and flame-retardant tape for cables according to claim 3, wherein: the accommodating cavity is made of carbon fiber materials, and the spiral elastic sheet is made of an aluminum sheet.

5. The fire-resistant and flame-retardant tape for cables according to claim 1, wherein: the reinforced layer is made of high-strength fiber cloth, and a carbon fiber layer is attached to the surface of the reinforced layer.

6. The fire-resistant and flame-retardant tape for cables according to claim 1, wherein: the connecting cavity is internally provided with a reinforcing rib, the two ends of the reinforcing rib are fixedly connected to the outer walls of the two adjacent accommodating cavities, and the reinforcing rib is made of rubber.

7. The fire-resistant and flame-retardant tape for cables according to claim 1, wherein: the fixed connecting block that is equipped with in one side outer wall bottom that the chamber was accomodate to the heat dissipation layer, the fixed inserted block that is equipped with in top of a connecting block, the heat dissipation layer is kept away from one side top of a connecting block fixed be equipped with No. two connecting blocks, the bottom of No. two connecting blocks is equipped with the slot that uses with the inserted block cooperation, and when fire-retardant taking spiral winding was at the cable surface, the slot can be inserted to the inserted block.