JP2001128318A - Channel base - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a channel base in which weight reduction is possible while ensuring superior strength and coping with an unevenness of a floor surface is enabled easily. SOLUTION: This channel base is used for installing equipment board for distribution of electrical energy like a self-support switchboard on a floor surface F. Installation members 4 are arranged along the lower part periphery of an equipment board main body 10. The installation member 4 has an installation part 5 to the floor surface F and a fixing part 6 to the equipment board man body 10, inside a skirt part 2 formed by using a steel plate having a specified thickness, and is made of a steel plate thicker than the skirt part 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a channel base for installing power distribution equipment such as a self-contained power distribution panel for housing power distribution equipment for lighting control, power control and the like on a floor.

[0002]

2. Description of the Related Art Conventionally, a power distribution equipment such as a power distribution panel for housing power distribution equipment for lighting control, power control, and the like is installed on a floor as shown in FIG. Distribution board is installed via channel base A.

As the channel base A, there is known a channel base A formed by cutting a long and long steel material such as an L-shaped steel as shown in FIG. 7 and forming a combined skirt B by welding. In this case, the lower side is open, and the same L
As shown in FIG. 3B, an anchor mounting installation portion D made of a mold steel is fixed down from the inner end of the horizontal piece C by welding downward toward the inside. Therefore, the channel base A is fixed to the floor F via the anchor installation portion D, and the power distribution equipment panel main body 10
Is mounted on the horizontal piece C, fixed by bolts from the inside thereof, and installed on the floor.

[0004]

However, in the above-mentioned prior art, both the skirt portion B and the mounting portion D are formed of a thick material. Therefore, although the channel base A itself is strong in strength, it has a large weight and has a problem in transportation.

[0005] In the case of the channel base A, there is also a problem that, when the floor surface F has irregularities, a gap generated between the lower surface and the floor surface F causes rattling. The installation had to be performed by inserting a spacer into the lower surface of the channel base A. Therefore, the construction of the power distribution equipment may take much time.

The present invention has been made in view of the above circumstances, and an object of the present invention is to reduce the weight while maintaining the strength in terms of strength, and to reduce the unevenness of the floor surface. It is to provide a channel base that can be easily handled.

[0007]

In order to achieve the above object, a channel base according to the present invention is a channel base for mounting a power distribution equipment panel such as a self-supporting power distribution panel on a floor surface, and comprising a power distribution apparatus. A skirt portion having an installation portion to a floor surface and an attachment portion to a power distribution equipment panel body inside a skirt portion formed of a steel plate having a predetermined thickness so as to substantially follow a lower peripheral edge of the equipment panel body. It is characterized in that an installation member made of a steel plate having a larger thickness is provided.

[0008] With this configuration, the power distribution equipment panel body such as a self-supporting power distribution panel is provided inside a skirt portion of a channel base formed of a steel plate having a predetermined thickness and substantially along the lower peripheral edge of the power distribution equipment panel body. It is installed via a steel plate installation member having an installation part on the floor and an installation part to the power distribution equipment panel body, which is thicker than the skirt part.

It is preferable that the skirt portion is formed in a square shape in a plan view, and the mounting member is fixed to the four corners. In this case, a floor having a larger thickness is disposed inside a square skirt portion in a plan view substantially along the lower periphery of a power distribution equipment panel body such as a free-standing switchboard, and is fixed to four corners of the skirt portion. It is installed via a steel plate installation member having an installation part to the surface and an attachment part to the power distribution equipment panel body.

[0010] Further, as the above-mentioned installation part, a first installation part in which an adjusting leg having a bolt part for correcting the inclination of the power distribution equipment panel body due to unevenness of the floor surface is screwed, and an inner side of the first installation part. It is preferable to provide a second mounting portion which is a plate-like mounting piece for anchor mounting provided at the position. In this case, a power distribution equipment panel main body such as a self-supporting power distribution panel is fixed to four corners which are arranged inside a square skirt part in a plan view substantially along the lower periphery thereof and which are the farthest points of the skirt part. An anchor provided at a position inward of the first installation portion in which the inclination of the power distribution equipment panel body due to unevenness of the floor surface is corrected by the first installation portion to which the adjusting leg having the bolt portion of the installation member is screwed. The second mounting portion, which is a plate-like mounting piece for mounting, can be anchored and installed.

Further, the upper end of the skirt portion is bent inward to form a contact piece which comes into contact with the lower surface of the power distribution equipment panel body, and the mounting member is a fixed piece integrally formed therewith, and a back face of the contact piece is formed. It is preferable to fix by welding. In this case, the upper end is bent inward so as to substantially follow the lower edge of the power distribution equipment panel body such as a self-supporting power distribution panel formed of a steel plate having a predetermined thickness, and the skirt portion is in contact with the lower surface thereof. A fixing piece having a thickness greater than the skirt portion formed integrally with the piece is welded to the back surface of the piece, and the mounting member is fixed.

It is preferable that an engaging portion for rotating the bolt portion is provided above the bolt portion, and the contact piece is formed by providing an opening for rotating the bolt portion. In this case, a power distribution equipment panel main body such as a self-supporting power distribution panel is fixedly disposed inside the skirt portion through openings at four corners of a contact piece of a square skirt portion in a plan view substantially along the lower periphery thereof. The rotating member can be rotated and engaged with the engaging portion of the bolt portion of the adjusting leg of the first installation portion for correcting the inclination of the power distribution equipment panel main body due to unevenness of the floor surface of the installation member.

[0013]

1 to 5 show an embodiment corresponding to all of claims 1 to 5 of the present invention, and FIG.
FIG. 3 is a diagram illustrating a channel base according to an embodiment of the present invention.
(A) is a plan view and (b) is a side view. FIG. 2 shows a schematic configuration of the channel base, where (a) is a plan view,
(B) is a side view, (c) is a partial side view. FIG.
The installation member of the same channel base is shown, (a) is a top view and (b) is a side view. 4A and 4B show the same channel-based adjusting leg, wherein FIG. 4A is a plan view and FIG. 4B is a side view. FIG. 5 is an explanatory diagram of the same channel-based adjusting leg.

The channel base 1 of this embodiment is
A skirt portion 2 which is a channel base for installing a power distribution equipment panel such as a self-supporting power distribution panel on the floor F, and which is formed of a steel plate material having a predetermined thickness so as to be substantially along the lower periphery of the power distribution equipment panel body 10. Inside, a mounting member 4 made of a steel plate having a thickness greater than the skirt portion 2 and having an installation portion 5 to the floor F and an attachment portion 6 to the power distribution equipment panel body 10 is disposed. Become.

Further, in the channel base 1 of the embodiment, the skirt portion 2 has a square shape in plan view, and the mounting member 4 is fixed to the four corners. In addition, in the channel base 1 of the embodiment, the mounting portion 5
A first installation part 51 in which an adjusting leg 8 having a bolt part 9 for correcting the inclination of the power distribution equipment panel body 10 due to unevenness of the floor surface is screwed, and provided at a position inside the first installation part 51. And a second mounting portion 52 which is a plate-shaped mounting piece for mounting the anchor. Further, in the channel base 1 of the embodiment, the upper end of the skirt portion 2 is bent inward to form a contact piece 3 which is in contact with the lower surface of the power distribution equipment panel main body 10, and the mounting member 4 is attached thereto. The fixed piece 7 formed integrally is welded and fixed to the back surface of the contact piece 3. Further, in the channel base 1 of this embodiment, an engaging portion 91 for rotating the bolt portion 9 is provided above the bolt portion 9, and the contact piece 3 is rotated for the bolt portion 9. An opening 31 may be provided and formed.

More specifically, the channel base 1 is a power distribution equipment panel which is a storage box for storing power distribution equipment for lighting control, power control, and the like as described with reference to FIG. When the main body 10 is installed on the floor F, the main body 10 is interposed between the floor F and the power distribution equipment panel main body 10,
A skirt portion 2 and a mounting member 4 made of a steel plate material are provided, and an adjusting leg 8 screwed to the mounting member 4 is provided.

In this case, the skirt portion 2 is formed by bending one side of a long steel plate material having a plate thickness of 1.2 mm, which becomes the contact piece 3, at a substantially right angle in the longitudinal direction. Is bent in the short direction so as to form a square shape, and the start and end of the long material are joined by spot welding. The abutting piece 3 is previously cut obliquely between adjacent ones and abutted, and the abutting portion has a circular hole in an opening 31 for rotating a bolt 9 described later. Is formed in a semicircular shape so as to form a circle. The contact piece 3 is provided with the power distribution equipment panel main body 10 at a predetermined location on one opposite side of the skirt 2 to which the attachment portion 6 of the installation member 4 to the power distribution equipment panel main body 10 is fixed on the back surface side. A mounting hole 32 for mounting to the channel base 1 is provided.

In this case, the installation member 4 is formed by bending a steel plate having a thickness of about 4 mm, and a first installation part 51 and a second installation part 52 which become the installation part 5 on the floor, and a power distribution facility. It has an attachment portion 6 to the board body 10. As shown in detail in FIG. 3, the mounting member 4 hangs down from the mounting portion 6 such that the first mounting portion 51 and the second mounting portion 52 have a predetermined step so as to be substantially L-shaped in plan view. The first mounting portion 51 is welded with a square nut for screwing an adjusting leg 8 to be described later.
The installation portion 52 is provided with an attachment hole for attaching an anchor described later. As shown in FIG. 2, the skirt portion 2 is dispersed and fixed to the four corners of the square, so that even if the plate thickness is increased, the weight of the entire channel base 1 does not increase because the members themselves are small. .

The mounting member 4 fixes the fixing piece 7 extending from the mounting part 6 and the first mounting part 51 and bent upward to the back surface of the contact piece 3 of the skirt part 2. Since the fixed pieces are spot-welded and fixed, the welded portions are hidden from the outside in the installed state, and the appearance of the channel base 1 is enhanced. Further, a square nut is welded to the mounting portion 6 of the power distribution equipment panel main body 1 in the same manner as the first installation portion 51.
This makes it possible to further increase the torque strength when attaching the channel base 1 to zero. In the present invention, for example, the mounting member 4 may be formed by integrating two members in the short direction in addition to the above.

The adjusting leg 8 is provided with a seat portion 81 rotatably engaged with the bolt portion 9 below the bolt portion 9 screwed to the square nut of the first installation portion 51. Is formed. The adjusting leg 8 is provided with a bolt 9
The seat 8 is rotated with respect to the first
1 can be moved up and down to correct the inclination of the power distribution equipment panel main body 10 in accordance with unevenness of the floor surface. A corresponding groove is formed as an engaging portion 91, and the driver can be inserted through openings 31 at the four corners of the abutment piece 3 of the skirt portion 2 to easily rotate and finely adjust. In the case of the adjusting leg 8, the seat 81 and the first
The lock nut 8 prevents the rotation of the bolt 9 by adjusting the height of the seat portion 81 appropriately and then rotating the seat portion 81 toward the square nut side.
2 are provided.

When the power distribution equipment panel main body 10 is installed on the floor F in the above-described channel base 1, first, the channel base 1 is placed at an installation position on the floor F of the power distribution equipment panel main body 10. And, as shown in FIG.
If there is a gap between the lower surface of the skirt portion 2 and the floor surface F, the skirt portion 2 is formed inside the skirt portion 2 via the opening portions 31 at the four corners of the contact piece 3 of the square skirt portion 2 in plan view. The driver serving as a rotating tool is engaged with the engaging portion 91 of the bolt portion 9 of the adjusting leg 8 of the first mounting portion 51 of the fixing member 4 fixed and disposed, and is rotated from the upper surface side to adjust the adjusting leg. The height of 8 is an appropriate height. At this time, since the bolt portion 9 of the adjusting leg 8 can be easily rotated from the upper surface side, it can be corrected in a shorter time.

After confirming whether or not the channel base 1 itself is rattled due to unevenness of the floor, the locking nut 82 is tightened, the second installation portion 52 is attached by the anchor, and the channel base 1 is mounted on the floor. Attach and fix to F. Next, the power distribution equipment panel main body 10 is placed on the upper surface of the contact piece 3 of the channel base 1, and mounting bolts are inserted from the back surface of the mounting hole 32 toward the mounting hole formed in the bottom plate of the box body, The power distribution equipment panel body 10 is bolted to the channel base 1 and installed from inside.

At this time, an opening corresponding to the opening 31 at the four corners of the abutment piece 3 of the square skirt portion 2 in a plan view substantially along the lower edge thereof is provided on the bottom plate of the power distribution equipment panel body 10. As a result, the turning tool can be engaged with the engaging portion 91 of the bolt portion 9 of the adjusting leg 8 of the first installation portion 51 to be rotated, and the inclination of the power distribution equipment panel main body 10 due to unevenness of the floor surface F can be achieved. Can be corrected and installed.

Therefore, according to the channel base 1 described above, the power distribution equipment panel main body 10 such as a free-standing power distribution panel or the like is provided.
Is provided inside the skirt portion 2 of the channel base 1 substantially formed along the lower periphery of the power distribution equipment panel body 10 and formed of a steel plate having a predetermined thickness. Since it is installed via the steel plate installation member 4 having the installation part 5 to the floor F and the attachment part 6 to the power distribution equipment panel body 10, it is possible to further reduce the weight while maintaining the strength in terms of strength. can do.

A floor having a greater thickness is disposed inside the skirt portion 2, which is substantially rectangular along the lower periphery of the power distribution equipment panel body 10 and is fixed to the four corners of the skirt portion 2. Since it is installed via the steel plate installation member 4 having the installation part 5 on the surface F and the attachment part 6 to the power distribution equipment panel main body 10, further weight reduction can be achieved. Further, the power distribution equipment panel main body 10 is disposed inside the skirt portion 2 having a rectangular shape in plan view substantially along the lower peripheral edge thereof.
Of the power distribution equipment panel main body 10 due to unevenness of the floor surface F at the first installation portion 51 to which the adjusting leg 8 having the bolt portion 9 of the installation member 4 is fixedly screwed to the four corners which are the farthest places. The inclination is corrected, and the second installation part 52, which is a plate-like attachment piece for anchor attachment provided inside the first installation part 51, can be anchor-attached and installed. Correction can be performed with high accuracy, and there is no need to insert spacers.
It is easily installed in response to irregularities.

In this case, the upper end of the skirt portion 2 formed of a steel plate material having a predetermined thickness is bent inward so as to substantially follow the lower peripheral edge of the power distribution equipment panel body 10 and abuts on the lower surface thereof. A fixing piece 7 having a plate thickness greater than the skirt portion 2 integrally formed with the contact piece 3 is welded to the back surface of the contact piece 3 and the installation member is fixed, so that the welding can be fixed with good appearance. Moreover, the power distribution equipment panel main body 10 is fixed to the inside of the skirt portion 2 via openings 31 at the four corners of the abutment piece 3 of the square skirt portion 2 in a plan view substantially along the lower periphery thereof. The rotating member is engaged with the engaging portion 91 of the bolt portion 9 of the adjusting leg 8 of the first installation portion 51 for correcting the inclination of the power distribution equipment panel main body 10 due to unevenness of the floor surface F of the installation member 4. It can be rotated and installed, so rotate from the top side,
Since it can be easily rotated, it can be corrected in a shorter time, and the usability is good.

It is needless to say that the channel base of the present invention also includes various embodiments other than those described above, for example, those in which the installation portion does not have an adjust leg.

[0028]

The present invention is embodied as in the above embodiment. In the channel base according to the first aspect, the power distribution equipment panel body such as a self-supporting power distribution panel is made of a steel plate having a predetermined thickness. The thicker than the skirt portion is installed on the floor and installed on the power distribution equipment panel body, which is disposed inside the channel base skirt portion formed along the lower periphery of the power distribution equipment panel body. Since it is installed via a steel plate installation member having a fitting portion, it is possible to further reduce the weight while maintaining the strength in terms of strength.

In the channel base according to the second aspect, the skirt portion is provided inside a square skirt portion in a plan view substantially along the lower peripheral edge of a power distribution equipment panel body such as a free-standing switchboard. Since it is installed via a steel plate mounting member that is fixed to the four corners and has a mounting part to the floor with a thicker plate thickness and a mounting part to the power distribution equipment panel body,
Further weight reduction can be achieved.

Further, in the channel base according to the third aspect, a power distribution equipment panel body such as a self-supporting power distribution panel is disposed inside a square skirt portion in a plan view substantially along a lower peripheral edge thereof. At the first installation portion, which is screwed with the adjusting leg having the bolt portion of the installation member, which is fixed to the four corners, which are the farthest portions of the skirt portion, the inclination of the power distribution equipment panel body due to floor unevenness is corrected. Since the second mounting portion, which is a plate-like mounting piece for anchor mounting provided at a position inside the first mounting portion, can be anchored and installed, the inclination of the power distribution equipment panel body or the like can be corrected with higher accuracy. It is possible,
Moreover, there is no need to insert a spacer, and the apparatus can be easily installed in response to irregularities on the floor surface.

In the channel base according to a fourth aspect of the present invention, the upper end of the channel base is formed so as to be substantially along the lower peripheral edge of a power distribution equipment panel body such as a self-supporting switchboard made of a steel plate having a predetermined thickness. A fixed piece having a thickness greater than that of the skirt portion formed integrally with the skirt portion is welded to the back surface of the contact piece of the skirt portion that is bent and abuts on the lower surface, and the mounting member is fixed, so that the fixing member is welded and fixed beautifully. Can be.

Further, in the channel base according to the fifth aspect, the power distribution equipment panel body such as a self-supporting power distribution panel is provided with openings at the four corners of the abutting pieces of a square skirt portion substantially in plan view along the lower peripheral edge thereof. Of the installation member fixed to the inside of the skirt portion and the engagement portion of the bolt portion of the adjusting leg of the first installation portion for correcting the inclination of the power distribution equipment panel body due to unevenness of the floor surface. Since the rotating tool can be engaged and rotated to be installed, it can be easily rotated by being rotated from the upper surface side, so that it can be corrected in a shorter time and the usability is good.

[Brief description of the drawings]

FIG. 1 is a view showing a channel base according to an embodiment of the present invention, wherein (a) is a plan view and (b) is a side view.

FIG. 2 shows a schematic configuration of the channel base, and FIG.
Is a plan view, (b) is a side view, and (c) is a partial side view.

3A and 3B show the channel-based installation member, and FIG.
Is a plan view, and (b) is a side view.

FIG. 4 shows the same channel-based adjust leg,
(A) is a plan view and (b) is a side view.

FIG. 5 is an explanatory view of the channel-based adjust leg.

FIG. 6 is a schematic front view showing one use state of the channel base.

FIG. 7 is a perspective view showing a channel base which is a conventional example of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Channel base 2 Skirt part 3 Contact piece 4 Installation member 5 Installation part 51 First installation part 52 Second installation part 6 Attachment part 7 Fixing piece 8 Adjusting leg 9 Bolt part 91 Engagement part 10 Power distribution equipment panel body F Floor surface

Claims (5)

[Claims] 1. A channel base for mounting a power distribution equipment panel such as a self-supporting power distribution panel on a floor, and is formed of a steel sheet material having a predetermined thickness so as to be substantially along a lower peripheral edge of the power distribution equipment panel main body. A channel base comprising a steel plate mounting member having a thicker plate thickness than the skirt portion and having a mounting portion to a floor surface and a mounting portion to a power distribution equipment panel body inside a skirt portion. 2. The channel base according to claim 1, wherein said skirt portion has a square shape in plan view, and said mounting member is fixed to four corners thereof. 3. A first installation part to which an adjusting leg having a bolt part for correcting an inclination of the power distribution equipment panel body due to unevenness of a floor surface is screwed as the installation part, and an inner side of the first installation part. The channel base according to claim 2, further comprising a second mounting portion, which is a plate-like mounting piece for anchor mounting provided at a position. 4. An upper end of the skirt portion is bent inward to form an abutting piece for abutting against a lower surface of the power distribution equipment panel main body, and the mounting member is a fixed piece integrally formed therewith and a back surface of the abutting piece. The channel base according to any one of claims 1 to 3, wherein the channel base is fixed by welding. 5. An apparatus according to claim 1, wherein an engaging portion for rotating the bolt portion is provided above the bolt portion, and the contact piece is formed by providing an opening for rotating the bolt portion. Item 4. Channel base according to item 4.