CN213691493U

CN213691493U - Water-blocking fire-resistant flexible cable bus

Info

Publication number: CN213691493U
Application number: CN202022834137.0U
Authority: CN
Inventors: 赵明星
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-13
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a fire-resistant flexible cable generating line blocks water, including the sheath, the sheath outside is provided with fire prevention coating film and hot melt ring, the fire prevention coating film sets up between the hot melt ring, the sheath inboard is provided with the aluminium foil, the louvre has been seted up in the sheath outside, the louvre inboard is provided with metal grille, the aluminium foil inboard is provided with central hose, central hose outside equidistance subsection has the support frame, support frame top end fixedly connected with gasket, the aluminium foil inboard is provided with thermal-insulated inside lining. This fire-resistant flexible cable generating line blocks water, fire prevention coating film can protect the cable crust, leads to the cable to scrap because of the rubber combustible material of cable crust when preventing that the conflagration from taking place, causes the bigger loss of enterprise and society, and the hot melt ring receives the contact of naked light or high temperature influence can melt the louvre and block up, makes things convenient for the rescuer water to carry out the intensity of a fire to the cable and put out and can not make the inside cable that makes of water a large amount of entering cable scrap.

Description

Water-blocking fire-resistant flexible cable bus

Technical Field

The utility model relates to a power cable equipment technical field specifically is a fire-resistant flexible cable generating line blocks water.

Background

In the situation that along with the rapid development of the power industry and urban construction, the requirements of various industries on control cables are higher and higher, the control cables are mainly used for control, monitoring loops and protection circuits with U0/U of 450/750V or below, and in use, the control cables are not only damaged mechanically, damaged in insulation and aged and deteriorated, but also affected by damp in insulation, flame, strong tensile force and the like.

Although the strong pulling force that the ordinary control cable adopted the steel wire armor to solve the cable and received, the used wiring occasion of control cable is often very narrow and small, because the steel wire hardness is big, the steel wire armor is unfavorable for the cable to be crooked well. In addition, the cable is sometimes laid in a place with water, and water enters the cable due to the permeability of a cable sheath material or the mechanical damage of the cable sheath, so that the insulating layer forms water branches, further the insulation is damaged, and the service life of the cable is greatly shortened. The common control cable has poor insulating property and fire resistance, poor water resistance, insufficient tensile strength and large bending radius, so that the control cable is difficult to construct, the service life of the control cable is shortened, and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-resistant flexible cable generating line blocks water to propose the problem that the cable generating line is corroded by the water fire easily in solving 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 flexible cable generating line blocks water, includes the sheath, the sheath outside is provided with fire prevention coating film and hot melt ring, fire prevention coating film sets up between the hot melt ring, the sheath inboard is provided with the aluminium foil, the louvre has been seted up in the sheath outside, the louvre inboard is provided with metal grille, the aluminium foil inboard is provided with central hose, there is the support frame central hose outside equidistance subsection, support frame top end fixedly connected with gasket, the aluminium foil inboard is provided with thermal-insulated inside lining.

Preferably, the hot melt ring is the flexible glue structure that the interval equals, the aluminium foil is semi-rigid lamellar structure, the louvre sets up in the hot melt ring left and right sides, the degree of depth of louvre equals the thickness of cable crust and aluminium foil, metal crate is the inboard latticed structure of fixed connection in aluminium foil.

Preferably, the support frame is the fan-shaped structure of radial setting, gasket swing joint is inboard in the aluminium foil, the gasket is the slice elasticity rubber structure, thermal-insulated inside lining sets up between the support frame, thermal-insulated inside lining is for hindering the latticed textile structure of heat.

Preferably, the opening has been seted up to center hose outside equidistance, the opening sets up between the support frame, center hose inboard is provided with the silver, the silver is hydrophilicity textile structure, the degree of depth of opening equals the thickness in the silver outside to the center hose outside.

Preferably, the inner side of the heat insulation lining is provided with an inner cavity, the inner cavity is arranged between the support frames, the heat dissipation holes are formed in the middle of the outer side of the inner cavity, the inner cavity is of a fan-shaped structure communicated with each other, and the inner side of the inner cavity is provided with a sub-cable.

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

1. the waterproof fireproof flexible cable bus can protect the cable sheath by the fireproof coating film, so that the cable is prevented from being scrapped due to the rubber inflammable material of the cable sheath when a fire disaster happens, the fire behavior is enlarged, and the greater losses of enterprises and the society are caused;

2. according to the water-blocking fire-resistant flexible cable bus, the hot melting ring can melt and block the heat dissipation holes under the direct contact of open fire or the influence of high temperature, so that rescuers can extinguish the cable with water conveniently without entering a large amount of water into the cable to scrap the cable;

3. according to the water-blocking fire-resistant flexible cable bus, the arrangement of the heat dissipation holes can dissipate current heat as soon as possible when the sub-cables work, spontaneous combustion of the cables due to overhigh temperature of the cables is prevented, and meanwhile, the metal grids can effectively prevent foreign matters and dust in the external environment from entering;

4. according to the water-blocking fire-resistant flexible cable bus, the inner cavities are separated by the support frame, so that the sub-cables are isolated from each other, the problem that the sub-cables are wound when a cable coil is twisted to cause a cable use fault is avoided, and meanwhile, the flexible effect of the gasket can enable the cable bus to have a flexible deformation effect;

5. this fire-resistant flexible cable generating line blocks water sets up the silver in central hose and adsorbs the steam that unexpected entering through the opening in the silver, prevents that it from contacting the inside copper line corrosion that causes sub-cable with sub-cable for a long time.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the central hose of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the present invention.

In the figure: 1. a cable sheath; 2. fireproof coating; 3. a hot melt ring; 4. aluminum foil; 5. heat dissipation holes; 6. a metal grid; 7. a central hose; 8. a support frame; 9. a gasket; 10. a thermally insulating liner; 11. a port; 12. a cotton sliver; 13. an inner cavity; 14. a sub-cable.

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-resistant flexible cable generating line blocks water, including sheath 1, sheath 1 outside is provided with fire prevention coating film 2 and hot melt ring 3, fire prevention coating film 2 sets up between hot melt ring 3, sheath 1 inboard is provided with aluminium foil 4, louvre 5 has been seted up in the sheath 1 outside, louvre 5 inboard is provided with metal grating 6, aluminium foil 4 inboard is provided with

central hose

7, 7 outside equidistance subdivisions of central hose have

support frame

8, 8 top fixedly connected with gaskets 9 of support frame, 4 inboard aluminium foil are provided with thermal-insulated inside lining 10.

Further, hot melt ring 3 is the flexible glue structure that the interval equals, and aluminium foil 4 is semi-rigid lamellar structure, and louvre 5 sets up in the 3 left and right sides of hot melt ring, and louvre 5's degree of depth equals the thickness of cable crust 1 and aluminium foil 4, and metal grid 6 is the latticed structure of fixed connection in aluminium foil 4 inboard, and metal grid 6 can the separation dust debris in the external environment.

Further, support frame 8 is the fan-shaped structure of radial setting, and gasket 9 swing joint is inboard in aluminium foil 4, and gasket 9 is the slice elasticity rubber structure, and thermal-insulated inside lining 10 sets up between support frame 8, and thermal-insulated inside lining 10 is for hindering the latticed textile structure of heat, and thermal-insulated inside lining 10 can prevent that external high temperature from causing the performance destruction to sub-cable 14.

Further, opening 11 has been seted up to central hose 7 outside equidistance, and opening 11 sets up between support frame 8, and central hose 7 inboard is provided with silver 12, and silver 12 is hydrophilicity textile structure, and the degree of depth of opening 11 equals the thickness to the central hose 7 outside in the silver 12 outside, and silver 12 can adsorb the steam in the cable bus.

Further, the inner side of the heat insulation lining 10 is provided with an inner cavity 13, the inner cavity 13 is arranged between the support frames 8, the heat dissipation holes 5 are arranged in the middle of the outer side of the inner cavity 13, the inner cavity 13 is of a mutually communicated fan-shaped structure, the inner side of the inner cavity 13 is provided with the sub-cables 14, and the inner cavity 13 separates the sub-cables 14 to avoid mutual winding so that the sub-cables cannot work normally.

The working principle is as follows: firstly, the central hose 7 arranged in the cable bus can prevent the cable bus from being bent and twisted excessively, so that the cable bus can work better when being laid, and the support frame 8 and the gasket 9 can be used for enabling the cable bus to generate certain deformation buffering effect when being extruded by external force, the support frame 8 divides the space in the cable bus into a plurality of same inner cavities 13, the sub-cables 14 are respectively arranged in the inner cavities 13 and can not be twisted mutually, so that the cable bus can work normally, the cotton sliver 12 can adsorb vapor generated by current heat in the cable bus through the through hole 11 to prevent the vapor from influencing the normal work of the sub-cables 14, the heat dissipation holes 5 can dissipate the current heat generated by the work of the sub-cables 14 as soon as possible, impurity dust is prevented from entering the interior of the cable bus under the arrangement of the metal grid 6, and the fireproof coating film 2 can effectively protect the cable sheath 1 when the cable bus is influenced by external high temperature or open fire, prevent that its burning from enlarging the intensity of a fire to under the high temperature firing, hot melt ring 3 is heated and melts and blocks up louvre 5, avoids the rescue personnel to adopt the mode that the squirt put out to make water get into cable bus from louvre 5 in a large number, makes the cable impaired scrap.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a fire-resistant flexible cable generating line blocks water, includes the cable sheath, its characterized in that: the utility model discloses a cable sheath, including cable sheath, louvre, aluminium foil, support frame, aluminium foil inboard, louvre inboard, aluminium foil inboard is provided with metal grille, the aluminium foil inboard is provided with central hose, central hose outside equidistance subsection has the support frame, support frame top end fixedly connected with gasket, the aluminium foil inboard is provided with thermal-insulated inside lining.

2. A water-blocking fire-resistant flexible cable bus as claimed in claim 1, wherein: the hot melt ring is the flexible glue structure that the interval equals, the aluminium foil is semi-rigid lamellar structure, the louvre sets up in the hot melt ring left and right sides, the degree of depth of louvre equals the thickness of cable crust and aluminium foil, metal grid is the inboard latticed structure of fixed connection in aluminium foil.

3. A water-blocking fire-resistant flexible cable bus as claimed in claim 1, wherein: the support frame is the fan-shaped structure of radial setting, gasket swing joint is inboard in the aluminium foil, the gasket is the slice elasticity rubber structure, thermal-insulated inside lining sets up between the support frame, thermal-insulated inside lining is the latticed textile structure that hinders heat.

4. A water-blocking fire-resistant flexible cable bus as claimed in claim 1, wherein: the opening has been seted up to center hose outside equidistance, the opening sets up between the support frame, center hose inboard is provided with the silver, the silver is hydrophilicity textile structure, the degree of depth of opening equals the thickness in the silver outside to the center hose outside.

5. A water-blocking fire-resistant flexible cable bus as claimed in claim 1, wherein: the inner side of the heat insulation lining is provided with an inner cavity, the inner cavity is arranged between the supporting frames, the heat dissipation holes are formed in the middle of the outer side of the inner cavity, the inner cavity is of a fan-shaped structure communicated with each other, and sub-cables are arranged on the inner side of the inner cavity.