CN213990024U - High flame retardant composite cable protection box - Google Patents

Abstract

The utility model discloses a high fire-retardant composite cable protection box, comprises a box bod, sealed chamber and cable connecting hole have been seted up in the box body, sealed chamber is located the top of cable connecting hole, the lateral wall of box body is equipped with the heat-conducting layer, the lateral wall of heat-conducting layer is equipped with the conducting strip, the conducting strip extends to in the sealed chamber, be equipped with two pistons in the sealed chamber, the conducting strip is located between two pistons, two the equal fixedly connected with connecting rod of lateral wall of conducting strip is kept away from to the piston, the export has all been seted up to the both sides lateral wall of box body, the lower extreme lateral wall of export leans out the sealing plug, the one end fixedly connected with and the export matching sealing plug of piston are kept away from to the connecting rod, the. The utility model discloses can pour out the fire retardant in the box body automatically when the conflagration breaing out, fire-retardant effect is good to alleviate work burden, protect box body and electron device's safety effectively.

Description

High flame retardant composite cable protection box

Technical Field

The utility model relates to the technical field of cables, especially, relate to a high flame retardant composite cable protection box.

Background

High-voltage electric arcs, cable ignition and mechanical impact are easily caused by short circuit and explosion accidents of a middle joint of a power cable, and the mechanical impact easily causes great harm to personal safety and property safety and causes great loss risk to peripheral cables. Thus, for cable intermediate joint protection devices, blast and fire resistance is of paramount importance.

In the prior art, the flame retardant capability of the cable protection box is poor, flame can burn to the cable protection box along a cable, electric and electronic equipment in the cable protection box is further damaged, and the service life of the cable protection box is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the equipment of cable burns out easily among the prior art among the protection box, and the high fire-retardant composite cable protection box that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high fire-retardant composite cable protection box, comprises a box bod, sealed chamber and cable connecting hole have been seted up in the box body, sealed chamber is located the top of cable connecting hole, the lateral wall of box body is equipped with the heat-conducting layer, the lateral wall of heat-conducting layer is equipped with the conducting strip, the conducting strip extends to in the sealed chamber, be equipped with two pistons in the sealed chamber, the conducting strip is located between two pistons, two the equal fixedly connected with connecting rod of lateral wall of conducting strip is kept away from to the piston, the export has all been seted up to the both sides lateral wall of box body, the lower extreme lateral wall of export leans out, the sealing plug that the one end fixedly connected with and the export of piston were matchd is kept away from to the connecting rod, the lateral wall joint of sealing plug is connected with the rubber ring.

Preferably, the lateral walls of the two sides of the box body are fixedly connected with arc-shaped plates, the arc-shaped plates are made of flame-retardant materials, and the bottom walls of the arc-shaped plates are as high as the bottom walls of the cable connecting holes.

Preferably, the side wall of the box body is provided with a containing groove, the heat conduction layer is positioned in the containing groove, and the side wall of the heat conduction layer and the side wall of the box body are positioned on the same plane.

Preferably, a plurality of mounting grooves have been seted up to the lateral wall of box body, the unloading hole has been seted up to the diapire of mounting groove, the piston is located between unloading hole and the conducting strip, the inner wall of mounting groove rotates through the damping pivot to be connected with the closing plate that matches with the unloading hole, the closing plate is located the mounting groove, the lateral wall of closing plate is connected with the diapire joint of mounting groove.

Preferably, the side wall of the sealing plate, which is far away from the discharging hole, is provided with a deflector rod, and the side wall of the deflector rod is wrapped by a heat insulation layer.

Preferably, the connection part of the heat conducting fin and the sealing cavity is fixedly sealed, and the heat conducting fin is made of metal.

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

1. when a fire disaster occurs, the air pressure in the sealing cavity is increased, and the piston is propped against to move towards two sides, so that the flame retardant between the piston and the sealing plug can be pushed out, the flame retardant can be blocked at two sides of the box body, the flame retardant can block the flame from contacting with the box body, and a good protection effect can be achieved on the box body;

2. through the cooperation between mounting groove, unloading hole and the closing plate isotructure, can be fast with the leading-in sealed chamber of fire retardant, swift convenient, sealed effectual moreover avoids the fire retardant by the oxidation, guarantees flame retardant efficiency.

Drawings

Fig. 1 is a schematic perspective view of a high flame retardant composite cable protection box according to the present invention;

fig. 2 is a schematic structural view of a high flame retardant composite cable protection box according to the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is a left side view structural schematic diagram of a high flame retardant composite cable protection box provided by the present invention;

fig. 5 is a perspective cross-sectional view of the box body of the high flame-retardant composite cable protection box according to the present invention.

In the figure: the device comprises a box body 1, a sealing cavity 2, a heat conducting layer 3, a heat conducting sheet 4, a piston 5, a connecting rod 6, a sealing plug 7, a rubber ring 8, an arc-shaped plate 9, a blanking hole 10, a sealing plate 11 and a deflector rod 12.

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.

Referring to fig. 1-5, a high flame-retardant composite cable protection box comprises a box body 1, a sealing cavity 2 and a cable connecting hole are formed in the box body 1, the sealing cavity 2 is located above the cable connecting hole, a heat conducting layer 3 is arranged on the side wall of the box body 1, a heat conducting sheet 4 is arranged on the side wall of the heat conducting layer 3, the heat conducting sheet 4 extends into the sealing cavity 2, two pistons 5 are arranged in the sealing cavity 2, the heat conducting sheet 4 is located between the two pistons 5, connecting rods 6 are fixedly connected to the side walls, far away from the heat conducting sheet 4, of the two pistons 5, outlets are formed in the side walls of the two sides of the box body 1, the side wall of the lower end of each outlet inclines outwards, a sealing plug 7 matched with the corresponding outlet is fixedly connected to one end, far away from the piston 5, of each connecting rod 6, a rubber ring 8 is connected to the side wall of each sealing plug 7 in a clamping manner, and the sealing effect between the sealing plug 7 and the corresponding outlet can be improved through the rubber ring 8;

the side walls of two sides of the box body 1 are fixedly connected with the arc-shaped plates 9, the arc-shaped plates 9 are made of flame-retardant materials, and the bottom walls of the arc-shaped plates 9 are as high as the bottom walls of the cable connecting holes, so that the cable can be supported by the arc-shaped plates 9, the cable and the box body 1 are prevented from cracking and being damaged at the connecting position, the service life of the cable is effectively prolonged, meanwhile, the falling flame retardants can be received by the arc-shaped plates 9, the flame retardants are gathered together, and the flame retardants are further guaranteed to have a better flame-retardant effect;

the side wall of the box body 1 is provided with a receiving groove, the heat conduction layer 3 is positioned in the receiving groove, and the side wall of the heat conduction layer 3 and the side wall of the box body 1 are positioned on the same plane, so that the appearance is attractive, and the heat conduction effect is good;

the side wall of the box body 1 is provided with a plurality of mounting grooves, the bottom wall of each mounting groove is provided with a blanking hole 10, the piston 5 is positioned between the blanking hole 10 and the heat conducting fin 4, the inner wall of each mounting groove is rotatably connected with a sealing plate 11 matched with the blanking hole 10 through a damping rotating shaft, the sealing plate 11 is positioned in each mounting groove, the side wall of each sealing plate 11 is connected with the bottom wall of each mounting groove in a clamping manner, the blanking hole 10 can be blocked by the sealing plate 11, a sealing effect is achieved, the oxidation of a flame retardant in the sealing cavity 2 is avoided, the flame retardant can be conveniently fed through the blanking hole 10, the flame retardant is further added repeatedly, the service life of the sealing plate is prolonged, the sealing plate 11 is contained in each mounting groove, and the appearance is attractive;

the side wall of the sealing plate 11, which is far away from the blanking hole 10, is provided with a deflector rod 12, the side wall of the deflector rod 12 is wrapped by a heat insulation layer, the deflector rod 12 can be used for easily poking the sealing plate 11 to rotate, and hands can be prevented from being burned when in contact with the sealing plate through the heat insulation layer;

the connection part of the heat conducting strip 4 and the sealing cavity 2 is fixedly sealed, and the heat conducting strip 4 is made of metal.

The utility model discloses in, when meetting the conflagration, temperature on every side risees, can absorb heat on every side through heat-conducting layer 3, and give conducting strip 4 with heat transfer, conducting strip 4 can design into fish fin-shaped, thereby improve the radiating effect, conducting strip 4 can be to in the sealed chamber 2, space heating between two pistons 5, promote its temperature, improve its pressure, and then support piston 5 and remove, piston 5 can support the fire retardant removal, piston 5 drives connecting rod 6 and sealing plug 7 and removes simultaneously, sealing plug 7 and export separation back, the fire retardant can be derived along the export, and then spill on box body 1 surface, play good fire-retardant protection effect to box body 1, protect box body 1 and inside various electron device's safety.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A high-flame-retardant composite cable protection box comprises a box body (1) and is characterized in that a sealing cavity (2) and a cable connecting hole are arranged in the box body (1), the sealing cavity (2) is located above the cable connecting hole, the side wall of the box body (1) is provided with a heat conducting layer (3), the side wall of the heat conducting layer (3) is provided with a heat conducting sheet (4), the heat conducting sheet (4) extends into the sealing cavity (2), two pistons (5) are arranged in the sealing cavity (2), the heat conducting sheet (4) is located between the two pistons (5), the side walls of the two pistons (5) far away from the heat conducting sheet (4) are fixedly connected with connecting rods (6), outlets are formed in the side walls of the two sides of the box body (1), the side wall of the lower end of the outlet is inclined outwards, one end of the connecting rod (6) far away from the piston (5) is fixedly connected with a sealing plug (7) matched with the outlets, and the side wall of the sealing plug (7) is connected with a rubber ring (8) in a clamping manner.

2. The high-flame-retardant composite cable protection box according to claim 1, wherein the side walls of the two sides of the box body (1) are fixedly connected with arc-shaped plates (9), the arc-shaped plates (9) are made of flame-retardant materials, and the bottom walls of the arc-shaped plates (9) are as high as the bottom walls of the cable connecting holes.

3. The high flame-retardant composite cable protection box according to claim 1, wherein the side wall of the box body (1) is provided with a receiving groove, the heat conduction layer (3) is located in the receiving groove, and the side wall of the heat conduction layer (3) and the side wall of the box body (1) are located on the same plane.

4. The high flame-retardant composite cable protection box according to claim 1, wherein a plurality of mounting grooves are formed in the side wall of the box body (1), blanking holes (10) are formed in the bottom wall of each mounting groove, the piston (5) is located between each blanking hole (10) and the heat conducting fin (4), sealing plates (11) matched with the blanking holes (10) are rotatably connected to the inner walls of the mounting grooves through damping rotating shafts, the sealing plates (11) are located in the mounting grooves, and the side walls of the sealing plates (11) are connected with the bottom walls of the mounting grooves in a clamping mode.

5. The high flame-retardant composite cable protection box according to claim 4, wherein the side wall of the sealing plate (11) far away from the blanking hole (10) is provided with a deflector rod (12), and the side wall of the deflector rod (12) is wrapped with a heat insulating layer.

6. The high flame-retardant composite cable protection box according to claim 1, wherein the connection between the heat-conducting fin (4) and the sealing cavity (2) is sealed, and the heat-conducting fin (4) is made of metal.

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