JPH061930B2 - Breaker storage box - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a breaker storage box.

[Background technology]

For example, in an office as shown in FIG. 4, a large number of floor boards 30 are arranged on a concrete base at regular intervals.
The double floor is formed by laying. A lot of OA is on the floor formed by the floor plate 30 of this double floor.
Equipment, lighting equipment, etc. are deployed, but in order to make the power distribution to these equipment inconspicuous and efficient, as shown in the figure, an outlet 31 ... is provided in an appropriate place on the floor, Under the floor through these outlets 31 ... Wiring 32 ...
Has been done.

These wirings 32 are branched and guided from a distribution board (breaker storage box) 34 with a lid 33, but the conventional distribution board 34 may be newly installed, added, or relocated. It was attached to the side wall 35, and breakers 36 ... According to the required number of branches were arranged inside the side wall 35. In this way, when the side wall mounting method is used, the distribution board 34 is exposed in the room in a protruding state, so that the indoor aging is damaged. If it is necessary to add the breaker 36, change to a larger distribution board or
As shown in the figure, a new distribution board 37 is attached to the same side wall 35 to cope with the problem. In this way, the wall portion becomes more unsightly, and particularly when the new distribution board 37 is provided on the side wall 35, the wiring 38 for connection and the wiring 3 for branching are provided.
9 is to be exposed on the surface of the side wall 35 by using a pipe, a wiring sail, or the like, which makes it very unsightly and spoils the aesthetics of the room. Moreover, the new internal distribution board 37
If the wiring is provided on the side wall 35, the connection wiring 38 between the original distribution board 34 and the new distribution board 37 can be short, but the new distribution board 37 to the branch wiring 39 ... As the length of each cable increased, the total amount of cables used for wiring increased, and the construction cost was high. Moreover, when the amount of cables used increased, it also affected the efficiency of construction.

[Object of the Invention]

In view of the above circumstances, an object of the present invention is to provide a breaker storage box that does not impair the aesthetics of the room and that can be constructed more cheaply and efficiently.

[Disclosure of Invention]

To achieve the above object, the present invention is a breaker storage box in which a breaker is stored and fixed inside, is embedded in the floor of a double floor, and the breaker inside thereof is configured to be operated from above the floor. The main body comprises a lower main body having an upper end opened, a main body cover attached to the main body so as to cover the upper end opening of the main body, and a seat plate with an opening / closing lid attached to the upper part of the main body cover. The main body with a cover is arranged to be installed in a space formed between the supporting means of the floor plate arranged on the base under the floor, and the seat plate with the opening / closing lid is provided on the supporting means of the floor plate. It is fitted in the space formed between the floor plates to be placed, and the floor plate is sandwiched between the flange formed on the outer periphery of the seat plate and the outer peripheral edge of the main body cover on the outer peripheral wall of the main body to attach the seat plate to the main body cover. And attached, supported lid on the seat plate is positioned substantially flush with the floor plate,
It can be opened and closed vertically, and openings are formed in both the main body cover and the seat plate, and the operating lever of the breaker housed in the main body through these openings projects below the opening / closing lid. The gist is a breaker storage box characterized by.

Hereinafter, the present invention will be described in detail with reference to the drawings showing an embodiment thereof.

1 to 3 show an embodiment of a breaker storage box according to the present invention. As shown in these figures, the breaker storage box is a distribution board and is used for expansion. The floor has a double floor structure, and a large number of support bases 2 with four legs 2a are vertically and horizontally arranged on a concrete base 1, and the support bases 2 ... The floor board 3 is installed. About half of these floor boards 3 are provided with outlets 4 on them as existing ones, and these outlets 4 are connected to the side wall 6 from the distribution board 7 that is already attached. The wirings 5 that are branched and guided under the floor are connected. The distribution board 7 has a lid 7a, and a plurality of breakers 8 ... Are arranged in parallel inside the lid 7a. On the remaining half of the floor boards 3 ..., new outlets 4 '... are provided for expansion, and the power distribution according to the present invention for distributing power to these outlets 4' ... from the distribution board 7. A board 10 is installed.

This distribution board 10 is installed as a floor-embedded type in which one set of a support base and a floor board, which is to be arranged on the extension side A, is left open. The same distribution board 10 may be partially or entirely installed in the concrete base 1 as a direct buried type. The distribution board 10 includes a lower body 11 and
It is mainly composed of a main body cover 12 that covers the upper part and a seat plate 14 with an opening / closing lid 13. The main body 11 is a rectangular box having an open upper end, and has four support bases 2.
The support base 2 is installed in the installation space 16 surrounded by.
It is fitted so that it is slightly lower than ... At the opening edge of the main body 11, four tongue pieces 11 are provided so as to face each other.
a are projected, and screw holes 11b are provided in each. The main body cover 12 is formed of a rectangular plate that fits the main body 11, and has a waterproof protrusion 12a at the center thereof.
Is provided with a quadrangular through hole 12b, and holes 12c ... Which are fitted to the screw holes 11b. This body cover 12 is placed on the body 11,
It is fixed to the main body 11 by screwing screws 15 ... into the screw holes 11b of the tongue piece 11a from the holes 12c. The main body cover 12 has its upper end surface at substantially the same level as the upper end surface of the support base 2, and its outer peripheral portion is covered under a portion of the floorboards 3 ... A charging terminal block 17 fixed to the bottom wall of the body 11 and a plurality of breakers 18 are arranged in an internal space 16 formed by the body 11 and the body cover 12. The terminal block 1
One connecting main line 19 from the distribution board 7 attached to the side wall 6 is guided to and connected to the side wall 6 from the side wall 6 under the floor, and the terminal block 17 is wired to each breaker 18. ing. A plurality of branch wirings 20 are provided under the floor between each breaker 18 and the new outlet 4 '.
... is connected. An operating lever 21 projects from the top of each breaker 18, and the breakers 18 are arranged in a direction orthogonal to the operating direction of the breaker 18.
The branch wirings 20 are guided through the ends of the breakers 18 corresponding to the same operation direction. As a result, the branch wiring 20 does not pass between the breakers 18, so that the breakers 18 can be arranged close to each other and the distribution board 10 can be downsized. The operation lever 21 projects upward through the through hole 12b of the body cover 12. The seat plate 14 is a square saucer plate having a flange 14a at the upper end thereof. The bottom wall of the seat plate 14 is provided with an opening 14b through which the projecting ridge 12a projects, and one of the openings
A plurality of holes 14c ... Are provided in the outer peripheral portion than 4b. The seat plate 14 is placed on the body cover 12 installed in advance so that the opening 14b fits into the protruding ridge 12a, and then the screws 15 are passed through the holes 14c. It can be installed by screwing into. The step portion of the seat plate 14 is fitted in the opening formed between the floor plates 3 ... And the flange 14a is adapted to rest on the floor plate 3 ...
And the upper surface of the outer peripheral edge of the main body cover 12 fixed on the outer peripheral wall of the main body 11, by sandwiching the floor plate 3 with screws 15 and tightening the seat plate 14 and the main body cover 12, It is attached with the floorboard 3 sandwiched from above and below. As a result, the entire breaker storage box 10 is firmly fixed to the floor plate 3. The opening / closing lid 13 is supported on the seat plate 14 by a support shaft 13a, is opened upward, and is closed in the recess of the seat plate 14. A tip portion 13b of the opening / closing lid 13 is formed obliquely so as to be easily opened and closed.

As described above, the breaker storage box according to the present invention is a breaker storage box in which a breaker is stored, and is embedded in the floor so that the breaker inside is operated from above the floor. , The box does not protrude on the side wall, so it is not unsightly,
Especially when adding or relocating distribution boards,
Since only one line for the main line needs to be installed on the side wall, there is no need to expose multiple pipes or wiring moldings to the side wall as in the conventional case where branch wiring is passed through the side wall, and the side wall is very simple. It was no longer unsightly and the aesthetics of the room were not spoiled. Moreover, even if a new distribution board is provided, the connection between the original distribution board and the new distribution board is only one main line, and the branch wiring is located near the new distribution board. It only requires a short one to connect it to an outlet. As a result, the amount of cables used for wiring has been reduced as a whole, construction costs have been reduced, and construction has become more efficient.

Although the storage box has a box shape in the above embodiment, the present invention is not limited to this. Although the storage box has been used for expansion, it goes without saying that it may be used for new installation. In the above-described embodiment, the distribution board has been described exclusively, but it may be applied to a distribution board equipped with other devices.

〔The invention's effect〕

As has been seen above, the breaker storage box according to the present invention is characterized by having the above-mentioned configuration, so that the aesthetics of the room is not impaired, and the construction can be performed cheaper and more efficiently. Became.

In particular, with the floorboard sandwiched between the flange formed on the outer circumference of the seat plate and the outer peripheral edge of the main body cover on the outer peripheral wall of the storage box in which the breaker is stored and fixed, the breaker storage box is attached to the floorboard. Since it is attached and fixed, the breaker storage box is securely fixed.

This is because the outer peripheral edge of the main body cover, which is integrally connected to the outer peripheral wall that is the rigid structure of the breaker storage box, is pressed and fixed to the floor plate, thereby increasing the integrity of the floor plate and the breaker storage box, and after installation, It is difficult for the breaker storage box to move or to make a squeaking noise. Also, since the flange of the seat plate is firmly pressed against the outer peripheral edge of the main body cover which is a rigid structure with the floor plate sandwiched, even if external force such as vibration is applied, the flange and the floor plate, or the floor plate and the main body. There are no gaps between the covers.

As a result, there is no gap or step between the breaker storage box and the floorboard after construction, no noise is generated when a person walks on it, and no dust or debris gets in from the gap. Of.

[Brief description of drawings]

FIG. 1 is an overall perspective view showing an embodiment of a breaker storage box according to the present invention, FIG. 2 is a cross-sectional view showing the essential parts thereof, and FIG. 3 is a perspective view showing the breaker storage box in a disassembled state. FIG. 4 is an overall perspective view showing a conventional wall-mounted type distribution board, and FIG. 5 is an overall perspective view showing a state in which a conventional wall-mounted type distribution board is added. 10 ... Distribution board (breaker storage box) 18 ... Breaker

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Yutaka Ogawa Yutaka Ogawa 1048 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Works, Ltd. (56) References JP-A-48-39939 (JP, A) JP, U) JP-B-50-25141 (JP, B1)

Claims (1)

[Claims] 1. A breaker storage box in which a breaker is housed and fixed inside and is embedded in the floor of a double floor so that the breaker inside is operated from above the floor. Of the main body, a main body cover attached to the main body so as to cover the upper end opening of the main body, and a seat plate with an opening / closing lid attached to the upper part of the main body cover. Is installed in a space formed between the supporting means of the floor plate arranged on the base of the above, and the seat plate with the opening / closing lid is arranged between the floor plates arranged on the supporting means of the floor plate. The seat plate is fitted into the space formed, and the floor plate is attached to the main body cover by sandwiching the floor plate between the flange formed on the outer periphery of the seat plate and the outer peripheral edge of the main body cover on the outer peripheral wall of the main body. Is supported lid positioned substantially flush with the floor plate, the
It can be opened and closed vertically, and openings are formed in both the main body cover and the seat plate, and the operating lever of the breaker housed in the main body through these openings projects below the opening / closing lid. Breaker storage box featuring.