CN209907654U

CN209907654U - Special prefabricated component for mounting electrical box

Info

Publication number: CN209907654U
Application number: CN201920373399.6U
Authority: CN
Inventors: 陈玄明; 张华�; 吴鹏; 姜少亭; 舒鑫
Original assignee: Building Co Ltd Of Zhong Tieerju Group; China Railway No 2 Engineering Group Co Ltd
Current assignee: Building Co Ltd Of Zhong Tieerju Group; China Railway No 2 Engineering Group Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-01-07
Anticipated expiration: 2029-03-22

Abstract

The utility model relates to an electric box installation field, concretely relates to special prefabricated component of electric box installation, including prefabricated box body, prefabricated box body is upper end open-ended box type structure, box type structural cavity matches with electric box size, the both sides of box type structure are equipped with the wiring mouth respectively. This electric box and special prefabricated component of installation, adopt upper end open-ended box type structure, the inner chamber and the electric box size matching of its box type structure, direct pre-buried when the brickwork is under construction targets in place, the pre-buried precision of electric box has been improved, reduce later stage crack thickness, be equipped with the wiring mouth in prefabricated component both sides simultaneously, the setting of lintel member has been reduced, the problem that lintel position threading was handled does not exist, empty stomach and the risk of fracture have been reduced, and this component simple structure, it is convenient to make, can increase substantially the installation effectiveness and the installation quality of electric box, be favorable to using widely.

Description

Special prefabricated component for mounting electrical box

Technical Field

The utility model relates to an electrical box installation field, especially a special prefabricated component of electrical box installation.

Background

In masonry engineering work progress, according to case and size and mounting height earlier pre-buried out the entrance to a cave that a top had prefabricated when traditional electrical box installs at brickwork in-process of building by laying bricks or stones. And after the masonry of the masonry is finished and the strength is reached, installing the electric box, performing box and stabilization by using fine aggregate concrete in the installation process, and simultaneously performing seam plugging on the periphery of the box by using mortar.

The traditional electrical box installation quality is not easy to guarantee, and the main points are that the reservation of a masonry wall opening is not accurate enough, and the later-stage gap is thick due to the fact that the reserved masonry wall opening is larger, so that the phenomenon of hollowing around the box body is easy to occur; simultaneously, the top of the box body is difficult to handle through threading due to the fact that pipelines are connected into the top of the box body, and the quality of the seam plugging at the position in the later stage is not easy to guarantee, so that the common quality problem is formed, and the use function is influenced.

SUMMERY OF THE UTILITY MODEL

The invention of the utility model aims to: there is not easy assurance of traditional electrical box installation quality to prior art, it is mainly that brickwork wall hole reserves not accurate enough, the brickwork wall is reserved the entrance to a cave and is leaded to the later stage crack to be thicker greatly, the problem of the box hollowing phenomenon all around easily appears, a special prefabricated component of electrical box installation is provided, this prefabricated component is prefabricated according to electrical box's size, form a wall body component, directly pre-buried when the brickwork construction targets in place the pre-buried precision that has improved electrical box, reduce later stage crack thickness, be equipped with the wiring mouth in the prefabricated component both sides simultaneously, pass in and out the line for electrical box and provide the passageway.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a special prefabricated component of electrical box installation, includes prefabricated box body, prefabricated box body is upper end open-ended box type structure, box type structure inner chamber matches with electrical box size, the both sides of box type structure are equipped with the wiring mouth respectively.

This special prefabricated component of electrical box installation, adopt upper end open-ended box type structure, the inner chamber and the electrical box size matching of its box type structure, direct pre-buried when the brickwork is under construction targets in place, the pre-buried precision of electrical box has been improved, reduce later stage crack thickness, be equipped with the wiring mouth in prefabricated component both sides simultaneously, the setting of lintel member has been reduced, the problem that lintel position threading was handled does not exist, empty stomach and the risk of fracture have been reduced, and this component simple structure, it is convenient to make, can increase substantially the installation effectiveness and the installation quality of electrical box, be favorable to using widely.

As the preferred scheme of the utility model, prefabricated box body is the preparation of C20 pea gravel concretes.

As the preferred scheme of the utility model, set the strengthening rib between two parties in the prefabricated box body wall. And reinforcing ribs are arranged in the wall of the prefabricated box to increase the strength of the prefabricated box.

As the preferred scheme of the utility model, the strengthening rib is phi 40@100 low-carbon cold-drawn wire.

As the utility model discloses an optimal scheme, the big 15mm of electrical box outer wall size that prefabricated box body inner chamber every limit ratio corresponds.

As the preferred scheme of the utility model, prefabricated box body wall thickness is 50 mm.

As the preferred scheme of the utility model, the wire connection mouth is 160mm wide.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the embedded precision of the electric box is improved, the later-stage seam plugging thickness is reduced, meanwhile, wiring ports are arranged on two sides of the prefabricated component, the arrangement of the lintel component is reduced, the problem of threading treatment at the position of the lintel is solved, and the risk of empty stomach and cracking is reduced;

2. the prefabricated box is made of C20 fine-stone concrete, and the reinforcing ribs are arranged on the inner wall of the prefabricated box, so that the prefabricated box is low in manufacturing cost while the strength of the prefabricated box is guaranteed.

Drawings

Fig. 1 is a schematic structural view of the special prefabricated component for mounting the electrical box of the present invention.

Fig. 2 is a bottom view of fig. 1.

Fig. 3 is the structure schematic diagram of the utility model discloses installation electric box.

The labels in the figure are: 1-prefabricated box body, 101-wiring port, 2-electric box and 201-line tube.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

As shown in fig. 1-3, the utility model discloses special prefabricated component of electrical box installation, including prefabricated box body 1, prefabricated box body 1 is upper end open-ended box type structure, box type structure inner chamber matches with electrical box 2 sizes, the both sides of box type structure are equipped with wiring mouth 101 respectively.

Specifically, the prefabricated box body 1 is designed according to the size of the specific electric box 2, the size of each side of the inner cavity of the prefabricated box body 1 is 15mm larger than the size of the outer wall of the electric box 2, so that the electric box 2 is plugged after installation, the wall thickness of the prefabricated box body 1 is 50mm, wiring ports 101 with the width of 160mm are reserved on two sides of the prefabricated box body 1 respectively, and the thickness of the prefabricated box body 1 is designed to ensure that a final finished surface is flush with a decorative finished surface; the prefabricated box body 1 is made of C20 fine-stone concrete, and low-carbon cold-drawn wire reinforcement phi 4@100 is arranged in the center of the concrete wall.

The manufacturing method and steps of the utility model are as follows:

A. preparing a special steel film according to the design size of the prefabricated box body 1, and coating a film agent on the steel film before use;

B. manufacturing, binding and placing in a steel film;

C. mixing C20 fine stone concrete, pouring the concrete, and curing in time after pouring is finished;

D. demolding after the curing reaches the strength, and timely sorting and stacking the prefabricated boxes;

the utility model discloses an installation method and step do:

A. construction paying-off is carried out, and center position lines and side lines of various electrical box boxes 2 are positioned, so that prefabricated box boxes are pre-buried and installed during masonry construction;

B. building masonry, adjusting the direction of a pipeline according to the position of a wiring port of the prefabricated electric box, embedding the prefabricated box prefabricated by concrete in place when the prefabricated box is built to the position of the corresponding electric box 2, and then continuing building masonry at other parts;

C. after the masonry reaches the strength, the electric box 2 is installed in the prefabricated box, and after the masonry is fixed in place, the periphery of the electric box 2 is tightly plugged by mortar.

To sum up, this special prefabricated component of electrical box installation adopts the box type structure of upper end open-ended, the inner chamber and the electrical box 2 size matching of its box type structure, directly pre-buried when the brickwork is under construction targets in place, the pre-buried precision of electrical box 2 has been improved, reduce later stage caulking thickness, be equipped with the wiring mouth in prefabricated component both sides simultaneously, the setting of lintel component has been reduced, the problem of lintel position threading processing does not exist, empty stomach and the risk of fracture have been reduced, and this component simple structure, it is convenient to make, can increase substantially the installation effectiveness and the installation quality of electrical box 2, be favorable to using widely.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a special prefabricated component of electrical box installation which characterized in that, includes prefabricated box body (1), prefabricated box body (1) is upper end open-ended box type structure, box type structure inner chamber and electrical box (2) size match, the both sides of box type structure are equipped with wiring mouth (101) respectively.

2. The prefabricated member special for installing the electrical box according to claim 1, wherein the prefabricated box body (1) is made of C20 fine-grained concrete.

3. The prefabricated component special for installing the electrical box as claimed in claim 2, wherein a reinforcing rib is arranged in the wall of the prefabricated box body (1) in the center.

4. The prefabricated part special for installing the electrical box as claimed in claim 3, wherein the reinforcing rib is low-carbon cold-drawn wire with the diameter of 40@ 100.

5. The prefabricated component special for installing the electrical box as claimed in claim 4, wherein each side of the inner cavity of the prefabricated box body (1) is 15mm larger than the outer wall of the corresponding electrical box (2).

6. The prefabricated member special for installation of an electrical box according to claim 5, wherein the wall thickness of the prefabricated box body (1) is 50 mm.

7. The prefabricated member for mounting an electrical box according to any one of claims 1 to 6, wherein said wire connection port (101) has a width of 160 mm.