JPH0847120A - Box body for housing of electric apparatus - Google Patents

Abstract

PURPOSE:To provide a box body, for housing of an electric apparatus, which can make a wire-passing operation easily and can be attached to a wall surface both in an exposed manner and a buried manner. CONSTITUTION:A box body is related to a box body, for housing of an electric apparatus, which is constituted of a box-body main body 1 in which side plates 5, 5 respectively opposite from both right and left side edges at a back plate 4 as well as an upper plate 6 and a lower plate 7 respectively opposite from both upper and lower side edges at the back plate 4 are installed, of a frame body 2 which is attached to the front end part of the box-body main body 1 so as to be detachable and of a door body 3 which is attached to the frame body 2. Then, second insertion and passage holes 9 which face first insertion and passage holes 8 in the upper plate 6 and the lower plate 7 are made near the upper and lower end parts of the side plates 5, 5. Screws 10 are inserted into, and passed through, the second insertion and passage holes 9 from the first insertion and passage holes 8. The upper plate 6 and the lower plate 7 are screwed and attached so as to be detachable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a box for storing electrical equipment used for a distribution board, a control board, or the like.

[0002]

2. Description of the Related Art Conventionally, this kind of box for storing electrical equipment is
As shown in FIG. 5, side plates 22 and 22 that are opposed to the left and right edges of the back plate 21 are provided, and an upper plate 23 and a lower plate 24 that are opposed to the upper and lower edges of the back plate 21 are provided. The edge portions of the side plates 22, 22 and the upper plate 23 and the lower plate 24 that are in contact with each other at right angles are detachably attached to the box body 25 connected by bending or spot welding and the front end portion of the box body 25. And the door body 27 attached to the frame body 26 so as to be openable and closable.

However, when the electric device housing box of FIG. 5 is embedded in the wall surface and attached, the upper plate 23 and the lower plate 24 are opened to allow passage of electric wires such as trunk lines and branch lines, and When it is exposed and attached, the back plate 21 near the upper plate 23 and the lower plate 24 must be opened to insert electric wires such as a trunk line and a branch line, and a tool must be used for the opening work. Further, there is a drawback that the opening work requires a lot of time, which is a very complicated work.

In order to solve these problems, for example, Japanese Patent Laid-Open No. 6-105417 is known.

This box for housing electrical equipment comprises a box body consisting of a back plate and a pair of side plates continuous to both sides thereof, and a frame body detachably attached to the front end portions of the pair of side plates.
The door body is attached to the frame body so as to be openable and closable, and since the upper and lower parts are open, the door body and the frame body are removed from the box body to perform wiring work. This has the effect that the wiring work at that time is easy and the wiring work between the box bodies is easy when a plurality of box bodies are vertically connected and attached.

[0006]

However, according to the above-mentioned prior art of Japanese Patent Laid-Open No. 6-105417, since the upper and lower parts of the box body are open, the box body is mounted exposed from the wall surface. In this case, there is a drawback that the box body cannot be attached independently.

[0007] Therefore, the present invention is to provide a box for accommodating an electric device, which is easy to carry out the wiring work and which can be mounted on the wall surface for both exposure and embedding.

[0008]

In order to solve the above-mentioned problems, the box for housing electrical equipment of the present invention is one in which the upper and lower plates of the box body are detachably provided.

An opening or notch is formed in the back plate of the box body near the detachable upper and lower plates of the box body.

An opening or a notch is formed in a side plate of the box body near the detachable upper plate and lower plate of the box body.

[0011]

When the electric equipment housing box of the present invention is mounted while being exposed from the wall surface, the box body is provided with an upper plate and a lower plate, the box body is fixed to the wall surface from the back plate, and the door body is fixed. The open / closed frame is attached to the front end of the box body. On the other hand, when mounting the electrical equipment storage box by embedding it in the wall surface, remove the upper plate and / or the lower plate from the box body, and place the box body from the back plate or side plate in the wall that will be the frame of the building. It is fixed to the pillar material, and the frame is attached to the front end of the box body so that the door can be opened and closed.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a box for accommodating electric equipment according to claims 1 to 3 according to the present invention will be described with reference to the accompanying drawings.

FIG. 1 is an explanatory view of an embodiment of a box for accommodating electric equipment according to the present invention, in which the side plates 5 and 5 and the back plate 4 which are opposed to the left and right side edges of the back plate 4 respectively. Box body 1 provided with an upper plate 6 and a lower plate that face each other from the upper and lower edges
In a box body for storing electrical equipment, which includes a frame body 2 detachably attached to the front end portion of the box body body 1 and a door body 3 attached to the frame body 2, Second insertion holes 9 facing the first insertion holes 8 of the upper plate 6 and the lower plate 7 are formed in the vicinity of the upper and lower end portions, and the second insertion holes 9 are formed from the first insertion holes 8 to the second insertion holes 8.
The upper plate 6 and the lower plate 7 are detachably screwed by inserting a screw 10 into the insertion hole 9.

FIG. 2 is an explanatory view of an embodiment of a box for accommodating electric equipment according to the present invention, which is a box near the detachable upper plate 6 and lower plate 7 of the box body 1. An opening (not shown) or a notch 11 is formed in the back plate 4 of the main body 1.

FIG. 3 is an explanatory view of an embodiment of a box for accommodating electric equipment according to the present invention, which is a box near the removable upper plate 6 and lower plate 7 of the box body 1. Side plate 5 of body 1
5, an opening (not shown) or a notch 12 is formed.

When the above-mentioned electrical equipment housing box is to be mounted so as to be exposed from the wall surface, the box body 1 is provided with the upper plate 6 and the lower plate 7 screwed thereto, and the box body 1 is mounted on the back plate 4. The mounting screw 14 is inserted through the mounting hole 13 formed and fixed to the wall surface, and the frame body 2 in which the door body 3 is openably and closably attached is attached to the front end portion of the box body 1. Also, the upper plate 6 and the lower plate 7
Has a substantially L-shaped cross section, and a third insertion hole 15 is formed in the upper plate 6 and the lower plate 7 facing the mounting hole 13 of the back plate 4, and when the mounting screw 14 is screwed to the wall surface. , The upper plate 6 and the lower plate 7 for inserting the mounting hole 13 and the third insertion hole 15
Is firmly fixed. On the other hand, in the case of embedding the electrical equipment housing box by embedding it in the wall surface, by removing the screw 10, the upper plate 6 and / or the lower plate 7 are removed from the box body 1, and the box body 1 is attached to the back plate 4 Alternatively, the side plates 5 and 5 are fixed to a pillar member or the like in a wall serving as a frame of the building, and the frame body 2 to which the door body 3 is openably and closably attached is attached to the front end portion of the box body 1.

Since the electric equipment housing box constructed as described above is constructed by detachably screwing the upper plate 6 and the lower plate 7 of the box body 1 as shown in FIGS. The upper plate 6 and the lower plate 7 can be easily attached and detached, and when they are embedded in the wall surface and attached, the upper plate 6 and the lower plate 7 of the box body 1 are attached.
The wiring work is easy without opening the opening, and the working time can be greatly shortened. In addition, when the box body 1 is attached to the wall surface, the upper plate 6 and the lower plate 7 are attached and detached to expose and embed. It is possible to combine the use. Also, the box body 1
When vertically connecting the upper and lower sides, the second through holes 9 formed in the vicinity of the upper and lower end portions of the side plates 5 and 5 can be easily connected by facing each other.

Further, as shown in FIG. 2, an opening (not shown) or a notch 11 is formed in the back plate 4 of the box body 1 near the removable upper plate 6 and lower plate 7 of the box body 1. Since the opening (not shown) or the notch 11 is formed so as not to be covered even when the upper plate 6 and the lower plate 7 are attached, it is exposed from the wall surface of the box body 1. Even in the case of mounting, the wiring work is easy without opening the back plate 4 of the box body 1, and the working time can be greatly shortened.

Further, as shown in FIG. 3, an opening (not shown) or a notch 12 is formed in the side plates 5 and 5 of the box body 1 near the detachable upper plate 6 and lower plate 7 of the box body 1. Since it is formed, when connecting the box body 1 to the left and right laterally, it is possible to easily carry out the wiring work without opening the side plates 5 and 5 of the box body 1, and to significantly reduce the work time. Besides, the side plates 5 and 5 can be easily connected by the second insertion holes 9 formed in the vicinity of the upper and lower ends of the side plates 5 and 5.

In the above embodiment, the upper plate 6 and the lower plate 7 are formed to have a substantially L-shaped cross section, form a third insertion hole 15 facing the mounting hole 13 of the back plate 4, and 2 backboard 4
The surface facing the notch portion 11 is notched, but this is an example, and the shapes of the upper plate 6 and the lower plate 7 and the presence or absence of the third insertion hole 15 are not limited to this, and for example, , Fig. 4
As described above, the shapes of the upper plate 6 and the lower plate 7 and the positions of the first insertion hole 8 and the second insertion hole 9 can be appropriately changed,
The back plate 4 and the side plates 5 and 5 of the box body 1 may be formed with the openings 16 and 17 of FIG. 4 instead of the notches 11 and 12 of FIGS. In addition, the first insertion hole 8 and the second
It is also possible to provide packing (not shown) on the surfaces of the side plates 5 and 5 or the upper plate 6 and the lower plate 7 where the insertion holes 9 are located so as to face each other, to enhance dustproofness and waterproofness, and to use it for outdoor use.

The upper plate 6 and the lower plate 7 shown in FIG.
Although the opening (not shown) or cutout 12 of FIG. 5 is not covered, it has the same shape as the upper plate 18 and the lower plate 19 formed by bending the side plates 5 and 5 as shown in FIG. The opening 16 or the notch 12 in FIG. 3 can be capped.

[0022]

As described above, in the box for storing electric equipment of the present invention, since the upper plate and the lower plate of the box body are detachably provided, the box body is embedded and attached. In this case, it has an excellent effect that the wiring work is easy and takes a short time, and the box body can be attached to the wall surface both as an exposure and an embedding. It also has an excellent effect that it is very easy to vertically connect the box body.

Since the opening or notch is formed in the back plate of the box body near the detachable upper plate and lower plate of the box body, the wiring work in the case where the box body is exposed and attached can be performed. In addition to being easy and short, it has an excellent effect that it can be attached to the wall surface of the box body for both exposure and embedding.

Since the opening or notch is formed in the side plate of the box body near the detachable upper plate and lower plate of the box body, the connecting work and the connecting work when the box body is connected horizontally are performed. In addition to the extremely easy line work, it has an excellent effect that it can be attached to the wall surface of the box body for both exposure and embedding.

[Brief description of drawings]

FIG. 1 is an explanatory diagram of an embodiment of a box for housing an electric device according to claim 1 of the present invention.

FIG. 2 is an explanatory diagram of an embodiment of a box for housing an electric device according to claim 2 of the present invention.

FIG. 3 is an explanatory view of an embodiment of a box for housing an electric device according to claim 3 of the present invention.

FIG. 4 is an explanatory diagram of a modified example of the box for housing an electric device according to the present invention.

FIG. 5 is an explanatory diagram of a conventional electrical device housing box.

[Explanation of symbols]

1 ... Box body, 2 ... Frame body, 3 ... Door body, 4 ...
..Back plates, 5 ... side plates, 6 ... upper plates, 7 ... lower plates, 8 ... first insertion holes, 9 ... second insertion holes, 1
0 ... screw, 11 ... notch, 12 ... notch,
13 ... Mounting hole, 14 ... Mounting screw, 15 ... Third insertion hole, 16 ... Opening portion, 17 ... Opening portion, 1
8 ... upper plate, 19 ... lower plate.

Claims (3)

[Claims] 1. A box body provided with side plates facing the left and right side edges of the back plate and upper and lower plates facing the upper and lower side edges of the back plate, respectively, and attached to and detached from a front end of the box body. In a box body for storing an electric device, which comprises a frame body that can be attached and a door body that is attached to the frame body, the upper plate and the lower plate of the box body are detachably provided. A box for storing electrical equipment. 2. The electrical equipment storage according to claim 1, wherein an opening or a notch is formed in the back plate of the box body near the detachable upper plate and lower plate of the box body. Box body. 3. An opening or a notch is formed in a side plate of the box body near the detachable upper plate and lower plate of the box body, according to claim 1 and claim 2. Box for storing electrical equipment.