CN214124680U

CN214124680U - Fire-resistant groove box of cable

Info

Publication number: CN214124680U
Application number: CN202022927828.5U
Authority: CN
Inventors: 王志刚; 王庆彬
Original assignee: Langfang Zhongrui Fireproof Material Co ltd
Current assignee: Langfang Zhongrui Fireproof Material Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-03
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a cable fire-resistant groove box, which comprises an outer cover, an inner cover and a box body, wherein the inner cover is clamped with the box body, the top end of the inner cover is connected with the outer cover through a plurality of supporting clapboards, a ventilating cavity is formed between the outer cover and the inner cover, and a plurality of first ventilating holes are vertically arranged on the inner cover; the novel wire arranging box is characterized in that a plurality of wire arranging plates are detachably connected in the box body, two ends of the box body are open, the box body comprises a bottom plate and side plates fixedly connected with the bottom plate respectively, the bottom plate of the box body is an upward-protruding arc-shaped plate, a plurality of first through holes are formed in the box body and located at the joint of the side plates and the bottom plate, and a plurality of vertical second through holes are formed in the bottom plate. The utility model discloses a cable fire-resistant groove box can prevent fires, dampproofing and the radiating effect is good, has good security.

Description

Fire-resistant groove box of cable

Technical Field

The utility model relates to a cable professional equipment technical field especially relates to a fire-resistant groove of cable box.

Background

The cable trough box is widely applied to various occasions such as buildings, factories, machine rooms and the like as an important device for placing cables, plays an increasingly important role in the field of increasingly frequent cable and optical cable laying, and is suitable for laying of indoor and outdoor overhead cable trenches and tunnels such as various power cables, control cables, lighting wiring and the like.

The existing cable trough box is usually designed to be a closed space, and more heat is often generated in the process of transmitting power or signals of a cable, so that the temperature of the accommodating chamber is overhigh, the power transmission is influenced, and great potential safety hazards are caused; the existing cable trough box is time-consuming and labor-consuming in dismounting and mounting, and is inconvenient to use; in addition, the working environment of the cable trough box is often more complicated, and in order to ensure the normal operation of the cable, the cable trough box has the functions of moisture protection, fire protection and heat dissipation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire-resistant groove box of cable to solve the problem that above-mentioned prior art exists, improve the security of cable groove box.

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

the utility model provides a cable fire-resistant groove box, which comprises an outer cover, an inner cover and a box body, wherein the inner cover is clamped with the box body, the top end of the inner cover is connected with the outer cover through a plurality of supporting clapboards, a ventilating cavity is formed between the outer cover and the inner cover, and a plurality of first ventilating holes are vertically arranged on the inner cover; the novel wire arranging box is characterized in that a plurality of wire arranging plates are detachably connected in the box body, two ends of the box body are open, the box body comprises a bottom plate and side plates fixedly connected with the bottom plate respectively, the bottom plate of the box body is an upward-protruding arc-shaped plate, a plurality of first through holes are formed in the box body and located at the joint of the side plates and the bottom plate, and a plurality of vertical second through holes are formed in the bottom plate.

Preferably, the outer cover and the inner cover are both in an inverted concave shape, and openings at two ends of the ventilation cavity are downward.

Preferably, two ends of the ventilating cavity are respectively provided with a filter screen, one end of each filter screen is connected with the inner cover, and the other end of each filter screen is connected with the outer cover; the supporting partition plate and the filter screen are both made of expansion fireproof materials.

Preferably, the inner side of the side wall of the inner cover is provided with a protrusion, and the top end of the side wall of the box body is provided with a groove corresponding to the protrusion.

Preferably, the top surface of the housing is upwardly convex and has an arc-shaped surface or a spherical surface.

Preferably, a plurality of second vent holes are formed in the side plate.

The utility model discloses for prior art gain following technological effect:

the utility model discloses a cable fire-resistant groove box can prevent fires, dampproofing and the radiating effect is good, has good security.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a cable fire-resistant trough box according to the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

wherein: 100. a cable fire resistant channel box; 1. an outer cover; 2. an inner cover; 3. a box body; 4. a first vent hole; 5. filtering with a screen; 6. a protrusion; 7. a second vent hole; 8. a first through hole; 9. a second through hole; 10. a wire arranging plate; 11. supporting the partition board.

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 efforts belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 to 2: the present embodiment provides a cable fire-resistant channel box 100, which comprises an outer cover 1, an inner cover 2 and a box body 3.

Wherein, the outer cover 1 and the inner cover 2 are both in an inverted concave shape, a ventilation cavity is formed between the outer cover 1 and the inner cover 2, and openings at two ends of the ventilation cavity face downwards; the top end of the inner cover 2 is connected with the outer cover 1 through a plurality of supporting partition plates 11, and a plurality of first vent holes 4 are vertically formed in the inner cover 2; the first vent holes 4 are divided into a plurality of rows, and the plurality of rows of vent holes and the plurality of support partition plates 11 are arranged at intervals. Two ends of the ventilating cavity are respectively provided with a filter screen 5, one end of the filter screen 5 is connected with the inner cover 2, and the other end is connected with the outer cover 1. The inboard of the lateral wall of inner cup 2 is provided with protruding 6, and the top of the lateral wall of box body 3 corresponds protruding 6 and is provided with the recess, and inner cup 2 is through protruding 6 and recess and 3 joints of box body. The top surface of shell is to the arch 6 and be arcwall face or spherical face, and the top surface of shell is to the arch 6 can make the quick landing of corrosive liquid that falls on the shell top surface to avoid corrosive liquid to corrode the groove box, improved the holistic life of groove box.

The flue gas in the cable fire-resistant groove box 100 can enter the ventilating cavity through the first ventilating holes 4 and is discharged through openings at two ends of the ventilating cavity. The openings at the two ends of the ventilating cavity can prevent dust from falling into the openings of the ventilating cavity downwards to block the openings, and the filter screen 5 can prevent sundries or small animals in the external environment from entering the ventilating cavity to block the ventilating cavity.

The both ends of box body 3 are opened, and box body 3 includes the bottom plate and the curb plate that links firmly with the bottom plate respectively, is provided with a plurality of second through-hole 7 on the curb plate, and the bottom plate of box body 3 is the bellied 6 arc that makes progress, is provided with the first through-hole 8 of a plurality of on the box body 3, and first through-hole 8 is located the junction of curb plate and bottom plate, is provided with a plurality of vertical second through-holes 9 on the bottom plate. 3 wire arranging plates 10 are detachably connected in the box body 3. The bottom plate of box body 3 is upwards protruding 6 can make the liquid that probably exists in the box body 3, slides and discharges box body 3 through first through-hole 8, second through-hole 9 to the both sides of bottom plate to reach waterproof, dampproofing effect.

The materials of the supporting partition plate 11 and the filter screen 5 are both expansion fireproof materials, the first vent hole 4, the second vent hole 7, the first through hole 8 and the second through hole 9 are respectively dipped with expansion fireproof material layers, the expansion fireproof materials can adopt flame-retardant resin, flame-retardant agent and carbon forming agent, dehydration carbon forming catalyst, expansion fireproof materials composed of foaming agent and the like, the expansion fireproof material layers can expand under the action of flame or high temperature, a foam carbon layer which is dozens of times larger than the original coating thickness is formed, the influence of an external heat source can be effectively blocked, the fireproof and flame-retardant effects are achieved, particularly, the filter screen 5 is arranged, filter holes in the filter screen 5 can disappear rapidly due to the expansion of the material under the action of high temperature, and the influence of the external heat source is avoided.

In the description of the present invention, it should be noted that the terms "top", "bottom", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. A fire-resistant cable trough box is characterized in that: the air permeable box comprises an outer cover, an inner cover and a box body, wherein the inner cover is clamped with the box body, the top end of the inner cover is connected with the outer cover through a plurality of supporting partition plates, an air permeable cavity is formed between the outer cover and the inner cover, and a plurality of first air vents are vertically formed in the inner cover; the novel wire arranging box is characterized in that a plurality of wire arranging plates are detachably connected in the box body, two ends of the box body are open, the box body comprises a bottom plate and side plates fixedly connected with the bottom plate respectively, the bottom plate of the box body is an upward-protruding arc-shaped plate, a plurality of first through holes are formed in the box body and located at the joint of the side plates and the bottom plate, and a plurality of vertical second through holes are formed in the bottom plate.

2. The cable fire resistant channel box of claim 1, wherein: the outer cover and the inner cover are both in an inverted concave shape, and openings at two ends of the ventilation cavity face downwards.

3. The cable fire resistant channel box of claim 2, wherein: two ends of the ventilating cavity are respectively provided with a filter screen, one end of each filter screen is connected with the inner cover, and the other end of each filter screen is connected with the outer cover; the supporting partition plate and the filter screen are both made of expansion fireproof materials.

4. The cable fire resistant channel box of claim 2, wherein: the inner side of the side wall of the inner cover is provided with a bulge, and the top end of the side wall of the box body is provided with a groove corresponding to the bulge.

5. The cable fire resistant channel box of claim 1, wherein: the top surface of the outer cover is convex upwards and is an arc surface or a spherical surface.

6. The cable fire resistant channel box of claim 1, wherein: and a plurality of second vent holes are formed in the side plate.