JP3125229B2 - Switchboard frame - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switchboard frame in which heavy items such as high-voltage main circuit equipment are housed, such as a switchboard of a substation or the like, and more particularly to an assembly type mass-production switchboard frame.

[0002]

2. Description of the Related Art Switchboards include a high-voltage main circuit device and an instrument for controlling the same, a closed switchboard containing a relay, a monitor panel for monitoring and control, and a control panel. Of these, closed switchboards that house high-voltage main circuit equipment have large structures, are heavy, and have relatively large panel structures. In many cases, rectangular parallelepipeds were formed by welding. In such a method, the number of parts and notches such as notches formed in the parts increase, and the number of welding lines increases accordingly. It was unsuitable and the accuracy of the frame was limited.

[0003] Subsequently, with the increase in capacity and accuracy of press machines and the expansion of spot welding work, a stress jacket structure, which is a face frame for the purpose of reducing welding lines, has been developed.

[0004]

However, in this type of board frame, since the main body is mainly a face, a drawing must be prepared each time in order to follow the arrangement of devices in the board and changes in the main circuit conductors. However, the number of parts has been increasing without being easily linked to the reduction in the number of parts. In addition, the weight of the frame is not so light due to the increase in the number of facepieces, and the welding at the corners and corners is a butt or inside corner welding as before, so the positioning is difficult and the work amount of welding distortion removal is also reduced. There were problems such as not being scarce. Further, in the case of a face-piece structure, the number of operations to be performed by digging into the frame surrounded by the face-piece has increased, and there has been a problem in the working environment.

FIG. 9 shows a conventional frame manufacturing procedure.
First, in step A, members such as columns and face bodies are manufactured, and in step B, the floor and the side surface a are welded. Next, in the procedure C, a temporary reinforcing material as shown by a chain line is provided, and then the ceiling and the side surface a are welded. In Procedure D, b to the floor and ceiling
The side surface is mounted, but in this state, it is difficult to weld from the inside of the b side surface. Therefore, after temporary welding, it is temporarily lifted in the procedure E, turned upside down, and then joined to the floor and the ceiling in the procedure F. The main welding of the part is performed. After this procedure G
Then, the frame is lifted up again and placed in a proper state, and then the excess portion is cut off and formed. After the bond processing, a painting operation is performed.

[0006] As described above, in the frame assembling work, the welding work is performed in all the steps from the procedure B to the procedure G even if the welding in the member manufacturing step is excluded, and the welding is performed by hand. Has become a bottleneck.
In particular, regarding the working environment, when a conventional cubic frame is constructed, as shown in FIG. 6, B, C, D, E,
All processes of F and G include welding work, welding in the frame was necessary, and the environment was not good if welding spatter removal work was also added, and the operator was very dirty. Was.

An object of the present invention is to improve workability in a process of manufacturing a switchboard frame.

[0008]

In order to achieve the above object, the present invention provides a ceiling panel including a ceiling panel, a floor panel including a floor panel, and at least four corners of the floor panel supporting the ceiling panel. In a switchboard frame that is configured to include a vertical column, and that stores an electric device therein, the vertical column,
A horizontal bracket fixed to the upper end thereof and having an upper surface abutting against the lower surface of the ceiling surface body and provided with hanging bolt mounting means; and a fastening surface on an upper side surface of the vertical column parallel to a plane including the axis of the vertical column and A vertical column upper fastening plate fixed with a fastening hole having an axis perpendicular to the surface, and a fastening surface on the side of the lower portion of the vertical column to which the vertical column upper fastening plate is fixed. A vertical column lower fastening plate fixed with a plurality of fastening holes having an axis perpendicular to the fastening surface and parallel to a plane including the axis, and the ceiling face body is provided at a lower portion of the ceiling face body. A ceiling fastening plate which is provided and abuts against a fastening surface of the vertical column upper fastening plate and is fastened to the vertical column upper fastening plate, and wherein the floor body is provided above the floor body and the vertical column lower part is provided. A floor fastening plate that is in contact with the fastening surface of the fastening plate and fastened to the lower pillar fastening plate. It is characterized in.

[0009] The present invention also provides the above-mentioned object.
In a switchboard frame in which a ceiling surface body and a floor surface body are fitted to a vertical column having a groove-shaped cross section or a rectangular tube cross section, and an electric device is housed therein, the vertical columns arranged at the four corners have their lower ends at the four corners of the floor surface body. A horizontal metal fitting which is located on the lower side and fits into a square notch having the same shape as the cross-sectional shape of the vertical column formed at the four corners of the floor panel, and the vertical column is further provided at its upper end with an abutment on the lower surface of the ceiling panel. A vertical column fastening plate having a fastening surface parallel to the generatrix is provided on the upper portion of the vertical column, and a lifting bracket is arranged on the upper portion of the vertical column at four corners. These vertical columns are vertically bolted to the floor body, vertical column, and ceiling surface body, and can be fixed to each member on the upper, lower, and side surfaces. Fastening required for fixing is performed at right angles. In particular, only the shearing force is applied to the fastening plate.

[0010] Thus, the members are assembled without being welded and with the rectangular parallelepiped of the board frame.

[0011]

According to the present invention, the floor body is laid on the work floor, and the vertical columns are fastened to the floor body in that state. The vertical pillars at the four corners are sequentially joined to the floor body, and at least one of the plurality of fastening holes of the floor fastening plate and the vertical pillar lower fastening plate is temporarily fastened, and the mounting condition of the vertical pillar (tilt of the vertical pillar and vertical direction) Position). If the mounting condition is good, the fastening plate is fastened with rivets or bolts and nuts. Since there are a plurality of fastening holes, when positioning rivets, the temporary positioning bolts and nuts can be sequentially removed.
Once the floor and column are fastened, the ceiling is placed on top of the column. The ceiling panel is supported by a horizontal bracket at the upper end of the vertical column. Next, the vertical column upper fastening plate and the ceiling fastening plate are fastened to form a switchboard frame. Therefore, the work of assembling the switchboard frame is performed as a fastening operation with rivets and / or bolts and nuts on the lower side of the ceiling surface and the upper side of the floor surface, so that welding work is unnecessary, workability is improved, and members for welding are improved. No positioning is required.

[0012] The fastening of the vertical column lower fastening plate may be performed after the ceiling surface body is placed on the vertical column and the state of contact between the vertical column upper fastening plate and the ceiling fastening plate is confirmed.

[0013] Since the suspension bolts for lifting the switchboard frame are attached to the horizontal bracket fixed to the upper end of the vertical column, the weight of the switchboard frame is supported via the vertical column, and the load when the ceiling plate of the lifting section is lifted. There is no need to reinforce it.

According to another configuration of the present invention, a vertical column having a groove-shaped and / or rectangular tube-shaped cross section is inserted from the front into the four corner cutouts of the floor panel, and the floor panel is connected to the vertical column end at the lower end of the vertical column. When placed on the vertical column end plate through the studs planted in the plate, the two vertical end surfaces of the four corners of the floor surface body and the vertical column are connected to each other.
Positions are made so that the end faces in the direction coincide with each other, and they are fitted with each other. At this position, the fastening plates provided on the side surfaces of the vertical column and the floor body are fastened and fixed by rebed or the like, and the perpendicularity and the self-standing strength are maintained. Next, the ceiling surface body is positioned and fitted on the upper surfaces of the vertical pillars at the four corners so as to coincide with the vertical pillar end faces, and the ceiling surface body and the vertical pillars are fixed by bolts or hanging bolts or the like. Further, at this position, the fastening plate provided on the side surface of the vertical column and the fastening plate provided on the ceiling surface body are fastened and fixed by rivets or the like, and the squareness and the overall strength are maintained.

As described above, the respective members and face members are fastened and fixed by bolts and rivets, and a switchboard frame is constructed without welding.

[0016]

Next, embodiments of the present invention will be described with reference to the drawings. 1 to 8 show an embodiment of the present invention. The illustrated switchboard frame (hereinafter, referred to as a frame) 1 includes a rectangular ceiling surface body 3 provided with a vent hole, a floor surface body 4 having the same shape as the ceiling surface body 3 disposed opposite to the ceiling surface body 3, and the floor surface. Four vertical pillars 2 connecting the opposing four corners of the face body 4 and the ceiling face body 3 respectively, and two vertical columns 2 connecting the middle parts of the opposed long sides of the floor face body 4 and the ceiling face body 3 respectively. It is configured to include a front pillar 5, a middle pillar 6, and a rear pillar 7. Hereinafter, the vertical column 2 will be described by assuming that the direction of the ceiling surface body is up and the direction of the floor surface body is down. In addition, the front pillar 5, the middle pillar 6, and the rear pillar 7 are collectively called an intermediate pillar.

A large number of square holes 8 are provided on the ceiling surface, floor surface, and inside the panel of each column for mounting various devices. The vertical pillars 2 forming the four corners are groove-shaped pillars having a U-shaped cross section with a flange width of m and a web width of n, and have a groove shape (U-shaped) to increase the section modulus. At the same time, the aforementioned square holes 8 are formed at a predetermined interval in one of the U-shaped flanges.
The parts where the vertical columns 2 are joined to the floor body 4 are shown in FIGS.
As shown in FIG. 6, a vertical column end plate 2a is provided at the lowermost end so as to close the axial opening of the vertical column 2 in a welded or bent state, and is attached to a substantially central portion of the upper surface of the vertical column end plate 2a. The stud 9 is fixed by welding in parallel to the axis of the vertical column 2. Also, a flange (hereinafter, referred to as a flange) of the vertical column 2 in which the square hole 8 is formed.
A square hole forming flange is cut out from the lower end by a predetermined length, and a side of the web adjacent to the square hole forming flange, which is connected to the square hole forming flange, is separated from the lower end by a predetermined length. At the position, a vertical column lower fastening plate 2b is attached in a direction to extend the web surface along the side. A fastening hole 2d is provided in the vertical column lower fastening plate 2b in a direction parallel to the square hole forming flange and perpendicular to the axis of the vertical column 2. Also, the cross section perpendicular to the axis of the vertical column 2 is not a complete U-shape, and the tip of the flange opposed to the square hole forming flange is parallel to the web in the direction extending toward the square hole forming flange. The formed sub-flange is attached, and this sub-flange is also cut out from the lower end by a predetermined length, similarly to the square hole forming flange.

The rectangular hole forming flange of the vertical column 2 is cut out from the upper end by a predetermined length downward, and the upper end of the vertical column 2 is perpendicular to the axis of the vertical column 2. Is mounted and fixed to the inner peripheral surface of the vertical column 2 by welding. A screw hole 12a is provided in the horizontal bracket 12 at a position substantially corresponding to the axis of the vertical column 2. Further, on the side surface of the web of the vertical column 2 on the side of the square hole forming flange, a vertical column upper portion similar to the lower vertical column lower fastening plate 2b is located at a position below the upper end portion of the vertical column 2 by a predetermined length. The fastening plate 2 c is provided so as to project with its outer surface parallel to the web surface of the vertical column 2. The vertical column upper fastening plate 2c is positioned so that the outer surface thereof is shifted inward from the web surface of the vertical column 2 by the thickness of a ceiling fastening plate described later. Is provided with two fastening holes 2e arranged in the vertical direction. The square hole forming flanges of the vertical columns 2 are arranged so as to face the square hole forming flanges of the adjacent vertical columns 2 and are parallel to each other.

The short side of the floor body 4 is bent upward to form a floor flange 4b which is a reinforcing member having a height h, and the long side is bent upward and inwardly into an inverted L-shape to have a height h and a horizontal flange. A floor surface L flange 4c, which is a reinforcing member having a width s, is formed. Square holes 8 similar to the square hole forming flanges of the vertical columns 2 are formed at predetermined intervals in the horizontal flange of the floor L flange 4c. At the four corners of the floor body 4, rectangular notches are formed from the outer surfaces of the floor flange 4b and the floor L flange 4c to n in the long side direction of the floor body 4 and m in the short side direction. A fixing plate 10 having a size larger than the size of the cutout portion is fixed to the upper surface of the floor body 4 by welding from above. At a position substantially corresponding to the center of the cutout portion of the fixing plate 10, a mounting hole 10 larger than the diameter of the mounting stud 9 is provided. A floor fastening plate 4a provided with two fastening holes 4d vertically arranged on the upper surface of both ends in the longitudinal direction of the horizontal flange of the floor L flange 4c.
However, the outer surface thereof is located at a position on the inner side from the outer surface of the rising portion of the floor surface L flange 4c by the thickness of the vertical column lower fastening plate 2b, and the axis of the fastening hole 4d is set in a direction orthogonal to the rising portion. Are fixedly welded in parallel to the outer surface of the floor L flange 4c.

The horizontal flanges of the floor L flange 4c are cut off at three longitudinal positions (positions at which the intermediate pillars described later are attached) by a range of the length p (the web width of the intermediate pillars). Two intermediate column fastening frame fastening holes are provided in the floor body which is substantially in the longitudinal center of the cut-out portion and a predetermined length inside from the outer surface of the rising portion of the floor L flange 4c. The portion of the floor body where the two fastening holes are provided protrudes upward like a truncated cone, and has a depression formed on the lower surface side. At the stage of manufacturing the floor body 4, the intermediate column fastening frame 5
b, 6b, 7b are fastened by rivets, but the head of the rivet on the lower surface side of the floor body 4 fits into the recess,
It does not project to the lower surface side of the floor body 4.

The short side of the ceiling panel 3 is bent downward, opposite to the short side of the floor panel 4, to form a ceiling flange 3b, which is a reinforcing member having a height g. 4 is bent downward in an L-shape opposite to the short side to form a ceiling L flange 3c as a reinforcing material having a height g and a horizontal flange width s. Both ends of the ceiling flange 3b are cut off by a length m from the outer surface of the ceiling surface L flange 3c, and both ends of the ceiling surface L flange 3c are respectively cut off from the ceiling surface L.
The length n is cut off from the outer surface of the flange 3b.
The ceiling bolt 3b and the ceiling surface L flange 3c are cut out, and approximately the center of the mxn rectangular part is cut off.
e is provided. A ceiling fastening plate 3a having two fastening holes 3d arranged vertically is provided on the lower surface of both ends in the longitudinal direction of the horizontal flange of the ceiling surface L flange 3c. The fastening hole 3d is welded and fixed in parallel with the outer surface of the falling portion of the ceiling surface L flange 3c with the axial direction of the fastening hole 3d perpendicular to the falling portion.

The horizontal flanges of the ceiling surface L flange 3c at the three intermediate column mounting positions of the ceiling surface body 3 are cut out in the range of the length p, similarly to the horizontal flanges of the floor surface L flange 4c, and are cut out. Two intermediate column fastening frame fastening holes are provided in the ceiling face body which is substantially in the center in the longitudinal direction of each of the ranges and a predetermined length inside from the outer surface of the falling part of the ceiling face L flange 3c. The intermediate pillar fastening frames 5C, 6C, and 7C, which will be described later, are provided in the intermediate pillar fastening frame fastening holes at the stage of manufacturing the ceiling body so that the web outer surface of the falling portion is intermediately positioned from the outer surface of the falling portion of the ceiling surface L flange 3c. It is fastened by rivets with the thickness of the web of the pillar body inside.

The intermediate pillars such as the front pillar 5, the middle pillar 6, the rear pillar 7 and the like have substantially the same shape, and the intermediate pillar bodies 5A, 6A, 7A which are grooved steel having a web width p, and these intermediate pillars It is configured to include steel intermediate column fastening frames 5B, 5C, 6B, 6C, 7B, 7C for fastening the main body to the floor body 4 and the ceiling body 3. This will be described with reference to FIG. Square holes 8 are formed in the two flanges of the intermediate column main body 6A at the same intervals as the intervals of the square holes 8 formed in the vertical column 2, and the upper end of the web is provided with a ceiling L flange 3c. Lowering height, lower end is floor flange 4
Only the rising height of c is cut out.
Further, two fastening holes respectively corresponding to intermediate pillar fastening holes of intermediate pillar fastening frames 6B and 6C described later are provided in the upper and lower portions of the web of the intermediate pillar main body 6A. The cross sections of the intermediate column fastening frames 6B and 6C are substantially the same as the intermediate column main body 6A, but the web width is smaller than that of the intermediate column main body 6a.
It is a size that can be fitted into the groove of the intermediate column main body 6A. Also, the intermediate column fastening frames 6B and 6C have an L-shaped vertical cross section, and two intermediate pillar fastening holes are formed in the web on one side of the L-shape.
The web on the other side is also provided with two floor surface fastening holes or ceiling surface fastening holes.

The floor surface fastening plate, the ceiling surface fastening plate, the vertical column upper fastening plate, and the vertical column lower fastening plate each have two fastening holes, and these fastening holes are shown in FIG. As shown, it is provided at the center of the bulge of a truncated conical shape that is convex toward the inside of the switchboard frame, and when fastened with rivets or bolts and nuts, the head of the rivet or bolt and nut fits into the recess, and the switchboard It does not project to the outer surface of the frame. In addition, when the floor surface fastening plate and the vertical column lower fastening plate or the ceiling surface fastening plate and the vertical column upper fastening plate are respectively brought into contact with each other, one of the dents is fitted with the other bulge, which facilitates alignment. Become.

Next, the procedure for assembling the above members is shown in FIG.
0 will be described. First, processing of each member in procedure A,
Welding is performed, and painting is performed by a mass production line or the like in procedure B to complete the component. Next, in step C, the floor body 4 is placed flat with the floor flange 4b and the floor L flange 4c facing upward. The floor body 4 is arranged at a distance from the floor by the length of the mounting stud. Also, the intermediate column fastening frames 5B, 6B, 7B are arranged such that the back surface of the web provided with the intermediate column fastening holes is located inside the outer surface of the floor L flange 4c by the thickness of the web of the intermediate column in the member manufacturing stage. 4 is fastened with rivets by floor fastening holes.

In steps D and E, the vertical columns 2 at the four corners are joined to the floor body 4. When the vertical column 2 is in the upright state, the mounting stud 9 of the vertical column end plate 2a at the lower end thereof is fixed to the fixing plate 1 of the floor body 4.
No. 0 is inserted from below into the mounting hole 10a. At this time, the floor body 4 is placed on the floor, and the floor body is lifted up by the length of the mounting stud 9 provided at the lower part of the vertical column 2, and the mounting stud 9 is inserted into the mounting hole 10a. May be combined. At this time, the vertical column lower fastening plate 2b abuts on the floor surface L flange 4c outside the floor surface fastening plate 4a. After the vertical column 2 is erected at the four corners in the above manner, the vertical column 2 and the floor body 4
Checking the right angle of the vertical column lower fastening plate 2b on the side
And the floor fastening plate 4a are fastened with temporary bolts. Next, while sequentially removing the temporary bolts, the vertical column lower fastening plate 2b and the floor surface fastening plate 4a are fastened by rivets, and the fixing plate 10
And the vertical column end plate 2a are connected by a nut screwed into the mounting stud 9.

Next, the intermediate column main bodies 5A, 6A, 7A are fitted into the rising portions of the intermediate column fastening frames 5B, 6B, 7B, and the intermediate column fastening holes of the intermediate column fastening frames and the intermediate column fastening holes are rivets 11. Is concluded. At this time, the lower end of the flange of the intermediate column main body is in contact with the upper surface of the floor body 4, and the outer surface of the web of the intermediate column main body coincides with the outer surface of the floor L flange 4c.

Next, in step F, the ceiling body 3 is placed on the horizontal bracket 12 at the upper end of the vertical column 2 from above. At this time, the ceiling surface body 3 has the ceiling fastening plate 3a outside the vertical column upper fastening plate 2c on the upper side surface of the vertical column 2 and the falling portion of the intermediate column fastening frames 5C, 6C, 7C has the intermediate column main body 5A. , 6A, 7A so as to be fitted to the upper ends thereof, and is fixed to the horizontal bracket 12 of the vertical column 2 by fastening bolts or suspension bolts 13. Further, after checking the intermediate pillar portion and the perpendicularity, the ceiling fastening plate 3a is fastened to the vertical pillar upper fastening plate 2c on the upper side surface of the vertical pillar 2 by rivets, and the falling portions of the intermediate pillar fastening frames 5C, 6C, 7C. And the fastening holes at the upper ends of the intermediate pillar main bodies 5A, 6A, 7A are fastened by rivets 11. At this time, the upper end of the flange of the intermediate column main body is in contact with the lower surface of the ceiling surface body 3, and the outer surface of the web of the intermediate column main body coincides with the outer surface of the ceiling surface L flange 3c.

When the height between the ceiling body 3 and the floor body 4 is large, if a stay for gauge or the like is temporarily provided near the center of the height by using the square hole 8, the assembling accuracy is improved, and the assembling accuracy is improved. It will be easier.

In this way, each member is manufactured in a columnar shape or a face member before assembly, and can be completed before assembling the frame up to canning, welding and painting, so that mass production of each component can be performed and each member can be reduced in size. It is convenient for storage. Also, since the parts are columnar or face-shaped, robots can be used, jigs can be shared, painting lines can be used, etc., and they can be handled in the same way as small parts, making them easy to manufacture.

According to this embodiment, as shown in FIG.
The welding operation is performed only in the procedure A which is a manufacturing stage of the member, the painting operation is performed in the procedure B before the assembly, and the frame assembly is performed by fastening the painted member with a rivet. As a result, the workplace became clean and the working environment was significantly improved. In addition, since the fitting portion of the vertical column 2 is the same as the size of the vertical column 2 as shown in FIG. 2 during assembly, positioning can be performed only by abutting. further,
When the assembly is completed from the lower part to the upper part of the cube (distribution board frame), the assembly is performed in the same posture, so there is no work such as reversing or raising the frame during the assembly work,
The working process is also shortened, and the handling of heavy objects is reduced. In addition, since there is no work such as reversing or raising the frame during the assembling work, at the stage of assembling the frame, for example, at the stage when the connection between the vertical column 2, the intermediate columns 5, 6, 7 and the floor body 4 is completed. It is also possible to carry in and attach heavy equipment housed inside the switchboard frame from a ceiling surface side not yet closed using a crane or the like. Further, the fastening surfaces of each fastening plate are all parallel, and the direction of the fastening operation is the same, so that the loss time due to the change of the working position can be reduced.

Further, since the longitudinal end portion of the flange of the intermediate pillar body is in contact with the upper surface of the floor body or the lower surface of the ceiling body, the intermediate pillar body is prevented from shaking with respect to the floor body or the ceiling body.

In addition, since the vertical column is formed as a frame having a groove-shaped cross section, the number of parts does not increase because the ceiling and floor are combined as a plane, and when the completed frame is lifted, the vertical column is connected via the horizontal bracket above the vertical column. The ceiling and floor plates can be minimized in consideration of the right angle, etc., so that the plate thickness can be reduced.

In the above embodiment, the horizontal bracket 12 at the upper end of the vertical column 2 is provided with the screw hole 12a, but the stud having sufficient strength is attached to the screw hole 12a before the ceiling body 3 is mounted.
If the studs are used as guides, the positioning of the ceiling body 3 at the time of mounting can be further facilitated.
The vertical column upper fastening plate 2c on the upper side surface of the vertical column 2 is
Is provided inside (the position inside the ceiling fastening plate 3a), but it may be provided outside like the vertical column lower fastening plate 2b, or both the vertical column lower fastening plate 2b and the vertical column upper fastening plate 2c may be used. It can also be inside. In the above embodiment,
The vertical column 2 and the intermediate column are made of a steel material having a groove-shaped cross section. In addition to the steel material having a groove-shaped cross section, for example, a rectangular steel pipe or the like may be used as long as the material has at least three longitudinal planes.

[0035]

According to the present invention, a switchboard frame includes a floor body and a ceiling body, and a vertical column connecting the floor panel and the ceiling panel at at least four corners thereof. Since the connection of the face members is performed by fastening via the fastening plates at the upper part of the floor member and the lower part of the ceiling member, respectively, the effect of reducing the welding length and shortening the assembly process length is obtained.

Further, since the amount of welding work in the assembling process is reduced, effects such as greatly improving the working environment can be obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an entire frame showing an embodiment of the present invention.

FIG. 2 is an enlarged perspective view of a corner portion of the embodiment shown in FIG.

FIG. 3 is a plan view showing a vertical column and a ceiling joint of the embodiment of FIG. 1;

FIG. 4 is a front view taken along line IV-IV of FIG. 3;

FIG. 5 is a plan view showing an up-and-down joint of a vertical column and a floor body in the embodiment of FIG. 1;

FIG. 6 is a front view taken along line VI-VI of FIG. 5;

FIG. 7 is a perspective view showing an upper and lower joint of the intermediate pillar and the floor body and the intermediate pillar and the ceiling body in the embodiment of FIG. 1;

8 is a sectional view showing an example of a fastening state of the fastening plate in the embodiment of FIG.

FIG. 9 is a schematic process diagram showing a conventional example of a switchboard frame manufacturing process.

FIG. 10 is a schematic process diagram showing a switchboard frame manufacturing process according to an embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Distribution board frame 2 Vertical column 2a Vertical column end plate 2b Vertical column lower fastening plate 2c Vertical column upper fastening plate 2d, 2e, 3d
Fastening hole 3 Ceiling surface body 3a Ceiling fastening plate 3b Ceiling surface flange 3c Ceiling surface L flange 3e Hanging bolt hole 4 Floor surface body 4a Floor surface fastening plate 4b Floor surface flange 4c Floor surface L flange 5 Front pillar 6 Middle pillar 7 Rear pillar 8 Square Hole 9 Mounting stud 10 Fixing plate 10a Mounting hole 11 Rivet 12 Horizontal bracket 13 Hanging bolt

Claims (6)

(57) [Claims] 1. A floor panel including a ceiling panel, a floor panel including a floor panel, and vertical columns arranged at least at four corners of the floor panel to support the ceiling panel, and include an electric device therein. In the switchboard frame to be stored, the vertical column is
A horizontal bracket fixed to the upper end thereof and having an upper surface abutting against the lower surface of the ceiling surface body and provided with hanging bolt mounting means; and a fastening surface on an upper side surface of the vertical column parallel to a plane including the axis of the vertical column and A vertical column upper fastening plate fixed with a fastening hole having an axis perpendicular to the surface, and a fastening surface on the side of the lower portion of the vertical column to which the vertical column upper fastening plate is fixed. A vertical column lower fastening plate fixedly provided with a plurality of fastening holes having an axis parallel to a plane including the axis and having an axis perpendicular to the fastening surface, wherein the ceiling face body is provided below the ceiling face body. A ceiling fastening plate which abuts on a fastening surface of the vertical column upper fastening plate and is fastened to the vertical column upper fastening plate, wherein the floor surface body is provided above the floor surface body and the vertical column lower fastening plate is provided. And a floor fastening plate which is fastened to the lower pillar fastening plate in contact with the fastening surface of Switchboard frame with butterflies. 2. The floor panel includes a reinforcing member formed by bending a peripheral edge of the floor panel toward the ceiling panel, and the ceiling panel includes a reinforcing member formed by bending a peripheral edge of the ceiling panel toward the floor panel. The switchboard frame according to claim 1, wherein the surface fastening plate and the ceiling fastening plate are disposed on a reinforcing member for the floor surface body and a reinforcing material for the ceiling surface body, respectively. 3. A vertical column disposed at four corners and facing each other across a long side and / or a short side of the floor body at least faces facing each other across a long side thereof are arranged in a longitudinal direction of the vertical column. 3. The switchboard frame according to claim 1, wherein a plurality of openings are formed at predetermined intervals in a vertical direction in the plane. 4. In a switchboard frame in which a ceiling body and a floor body are fitted to a vertical column having a groove-shaped cross section or a rectangular tube cross section, and electric equipment is housed therein, the vertical columns disposed at the four corners have lower ends thereof. It is located below the four corners of the floor surface body and fits into a square notch having the same shape as the cross-sectional shape of the vertical column formed at the four corners of the floor surface body, and the vertical column further contacts the upper end thereof with the lower surface of the ceiling surface body. A switchboard frame comprising a horizontal fitting and a vertical column fastening plate having a fastening surface parallel to its bus bar at the upper part of the vertical column, and a lifting bracket is arranged at the upper part of the vertical column at the four corners. . 5. The vertical column has a vertical column fastening plate having a fastening surface parallel to its generatrix at a lower portion thereof, and is fastened to a ceiling surface body and a floor surface body with the vertical column fastening plate of the vertical column upper and lower portions. The switchboard frame according to claim 4, further comprising a ceiling fastening plate and a floor fastening plate, wherein the fastening plates are mutually fastened with rivets and / or bolts and nuts. 6. A ceiling panel including a ceiling panel, a floor panel including a floor panel, and vertical columns arranged at least at four corners of the floor panel to support the ceiling panel, and an electric device is provided therein. In the switchboard frame to be housed, the floor surface body includes a floor plate, a reinforcing material formed by bending a periphery of a short side of the floor plate in a direction of a ceiling plate, and a periphery of a long side of the floor plate in a direction of the ceiling plate. And a reinforcing member having a horizontal flange having a square hole for mounting equipment formed by bending into a rectangular shape, and being fixed to an upper surface of four corners of a floor plate cut out to the same shape and the same size as the cross section of the vertical column. And a floor fastening plate fixed substantially perpendicularly to the upper surface of both ends in the longitudinal direction of the horizontal flange and having its outer surface positioned inside the outer surface of the long side of the floor by a predetermined dimension. And the ceiling face body, A well plate, a reinforcing member formed by bending the periphery of the ceiling plate in the direction of the floor plate, and cut out at the four corners of the ceiling surface body in the same shape as the cross-sectional shape of the vertical column; And a ceiling fastening plate fixed substantially perpendicular to the side and with the outer surface positioned on the outer surface of the long side of the floorboard, and the vertical columns arranged at the four corners have cross sections perpendicular to the longitudinal direction. A horizontal bracket and a vertical column end plate which are groove-shaped and / or rectangular tube-shaped and which are fixed to upper and lower ends thereof so as to close the vertical column longitudinal cavity portion; A vertical column lower fastening plate fastened with rivets and / or bolt nuts with its inner surface abutting against the outer surface of the fastening plate, and the outer surface abutted vertically on the upper side surface and abutting on the inner surface of the ceiling surface fastening plate. Vertical columns fastened with rivets and / or bolts and nuts A fixing bolt, a stud bolt that is implanted on the upper surface of the vertical column end plate and engages with a mounting hole formed in the fixing plate, and a suspension bolt mounting hole that opens on the upper surface of the horizontal bracket. And that of the vertical pillars arranged at the four corners, the faces facing each other across at least the long side of the faces facing each other across the long side and the short side of the floor body in the longitudinal direction of the vertical pillar A plane extending parallel to each other, a plurality of square holes being formed in the plane at predetermined intervals in the vertical direction, and a plane having the plurality of square holes formed immediately above the vertical column end plate. A power distribution panel frame, wherein at least the thickness of the fixing plate is cut off, and the upper surface of the vertical column end plate is in contact with the lower surface of the fixing plate.