JPH11243610A - Distribution board - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a distribution board by which relay terminals to be arranged and installed are inspected easily and by which operation of electronic equipment can be facilitated, by a method wherein an inside device is attached and bonded to a pair of bridge members which are bridged between a pair of side plates in a lower box, a mounting member for a free space is attached and bonded to the pair of bridge members which are bridged at the lower part so as to be lined up with the inside device, and doors are installed respectively. SOLUTION: A lower box 1 forms a box shape by side plates 12 which are continued around the bottom plate 11, and wire insertion and passage holes 16 are formed in the side plates 12. A pair of bridge members 2, 3 are bridged between the side plates 12 as a pair, and an inside device 4 for a main switch 26 or the like is attached and bonded. Another pair of bridge members 5, 6 are bridged between the side plates 12 as the pair so as to be lined up with the inside device 4, and a mounting member 7 for a free space, to which a light electrical appliance or the like is mounted is attached and bonded. A door 8 covers the inside device 6 so as to be freely opened and shut, and another door 9 covers the mounting member 7 for the free space so as to be freely opened and shut. In this manner, the door 8 and the door 9 are formed as separate bodies, and the inside device 4 and an apparatus which is arranged in the free space can be operated easily.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a distribution board provided with a free space for storing other components in a box housing a main switch and a branch switch.

[0002]

2. Description of the Related Art A conventional distribution board is disclosed in Japanese Unexamined Patent Publication No. 7-2984.
As shown in No. 27, internal units such as a main switch and a branch switch are attached to a frame, and this frame is attached to a side plate of a lower box. In recent years, BS and other relay terminals and weak electrical equipment have been housed in a distribution board. To cope with this, a wooden board is attached to the above-described distribution board to make free space. Formed and stored in this free space.

[0003]

However, in the above-mentioned distribution board, a free space is formed in a lower box which is opened and closed by one door, and a BS or other relay terminal or the like is formed in the free space. We store weak electrical equipment, so when inspecting the free space, we need to open a large single door, so we can inspect BS and other relay terminals installed in the free space and weak electrical equipment There was a problem that the operation of was troublesome.

It is also conceivable to provide a dedicated door for a free space. However, in this case, it is difficult to align the dedicated door with a BS or other relay terminal or weak electric equipment provided in the free space. In addition, there is a problem that it is difficult to align the dedicated door with the main door. SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a distribution board that facilitates inspection of a BS and other relay terminals disposed in a free space and operation of a low-power device.

[0005]

According to a first aspect of the present invention, there is provided a distribution board comprising: a lower box having a bottom plate and a pair of opposed side plates; a first pair of bridge members bridged between the pair of side plates;
An inner unit attached between the first pair of bridge members, a second pair of bridge members bridged between the pair of side plates so as to line up with the inner unit, and a second pair of bridge members An attachment member for free space attached between members, a first door attached to the first pair of bridge members to cover the inner unit in an openable and closable manner, and a second door member for the second pair of bridge members. A second door attached to cover the free space mounting member so as to be openable and closable, and connecting between adjacent bridge members between the first pair of bridge members and the second pair of bridge members, The first door and the second
And a positioning member for maintaining a predetermined distance from the door.

According to the first aspect of the present invention, the door for the free space is provided separately from the door for operating the internal unit, so that only one device provided in the free space is operated. This eliminates the need to open large doors, thereby facilitating the operation of devices provided in the free space. Also,
Since each door is attached to the bridge member bridged by the pair of side plates of the lower box, the inner unit and the free space mounting member can be easily aligned with the respective doors. Furthermore, the distance between the two doors can always be kept constant by the positioning member,
Positioning of the first door and the second door can be facilitated.

According to a second aspect of the present invention, at least one of the bridge members adjacent to the first pair of bridge members and the second pair of bridge members is provided with a screw hole, and the screw hole is screwed into the screw hole. An insertion hole for a screw to be formed is formed at one end of the positioning member, and a hook piece is provided at the other end of the positioning member so as to be hooked to the other of the bridge member. According to the distribution board according to claim 2, after the positioning member is attached to one of the bridge members by screws, the hook piece of the positioning member is hooked to the other bridge member to maintain a space between adjacent bridge members. Thus, the work of removing the inner unit, the attachment member for free space, and the bridge member can be facilitated. When the screw holes are provided on both of the bridge members, the positioning member can be screwed to any arbitrary bridge member.

According to a third aspect of the present invention, in the power distribution panel according to the first or second aspect, both ends of each of the adjacent bridge members between the first pair of bridge members and the second pair of bridge members are provided. The upper part is attached to the side plate, and the inner side of the lower box is formed stepwise with the inner side as the lower part, and the positioning member is in contact with the continuous position of the upper part and the lower part. It is attached.

According to the distribution board described in claim 3, according to claim 1,
Alternatively, in addition to the same effects as those of the second aspect, the inner unit and the mounting member for free space are not disposed at positions displaced in the lateral direction, and stable connection can be achieved. According to a fourth aspect of the present invention, in the power distribution panel according to the third aspect, the first door and the second door are connected to each other.
The door comprises a door body and a door frame attached to the bridge member so that the door body can be freely opened and closed, and a door catching piece is provided on the positioning member, and the first door And at least one door frame of the second door is provided with a hooked portion hooked on the door hooking piece.

According to the distribution board described in claim 4, according to claim 3,
In addition to the same effect as described above, one of the door frames can be hooked on the door hooking piece, so that the door mounting operation can be simplified. The distribution board according to claim 5 is the distribution board according to claim 4,
An edge piece that enters the back surface of one of the door frames extends from the other door frame, and the hooked portion is provided on the edge piece.

According to the distribution board described in claim 5, according to claim 4,
In addition to the same effect as described above, the gap between the two door frames can be closed, and the appearance is improved.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to FIGS. That is, the distribution board includes a lower box 1, a first pair of bridge members 2 and 3, an inner unit 4,
A pair of bridge members 5, 6, a free space mounting member 7, a first door 8, a second door 9, and a positioning member 10
And

The lower box 1 has a bottom plate 11 and a pair of side plates 12 facing each other. The lower box 1 of the embodiment has a box shape having side plates continuous around a bottom plate 11 including a side plate 12, an electric wire insertion hole 16 is formed in each side plate, and an opening edge on the front end side of each side plate is formed. The front end piece 13 is formed over the entire circumference, and a plurality of mounting screw holes 15 are formed at predetermined positions. Also, as shown in FIG.
0, etc., and is attached to the wall surface of the building or the like by attaching means using, for example, screws.

The first pair of bridge members 2 and 3 are bridged between a pair of side plates 12. Bridge member 2 of embodiment
Is provided with a step portion 17 attached to the side plate 12 at both ends thereof,
A screw insertion hole 18 is formed in the step portion 17, and a mounting portion 25 is formed on the inner bottom side as shown in FIG. 4. The screw insertion hole 18 is configured to enable height adjustment and posture adjustment of the bridge member 2, for example, a long hole is formed at both left and right end portions of the bridge member 2, and the directions thereof are formed in a C shape together. Has formed. Both ends of the bridge member 3 are formed in a step-like manner with a portion attached to the side plate 12 as an upper step 19 and an inner side of the box body 1 as a lower step inside thereof. A step 21 is formed. Further, the same screw insertion hole 18 as that described above is formed in the upper stage 19. Further, both ends of the door frame attachment member 24 are attached between the intermediate steps 21 of the bridge member 3, and a pair of attachment attachment portions 25 are formed on the both ends.

The inner unit 4 is mounted between the first pair of bridge members 2 and 3. The inner unit 4 of the embodiment includes a main switch 26, a number of branch switches 27, and a limiter mounting plate 28.
The main switch 26 and the limiter mounting plate 28 are mounted on the bridge member 2, and the branch switch 27 is mounted on the frame 2.
2, and upper and lower ends of the frame 22 are connected between the bridge members 2 and 3. Therefore, when assembling into the lower box 1, the frame 2 on which the branch switch 27 is installed
2, the bridge members 2 and 3 are connected to each other, a main switch 26 and the like are installed on the bridge member 2, and mutual wiring is performed, and the bridge members 2 and 3 are temporarily screwed into the screw holes 15 of the lower box 1 in advance. 3 is inserted into the screw head insertion portion 18a of the screw insertion hole 18, the bridge members 2 and 3 are shifted downward to a temporarily fixed state, and the screws 30 are attached to the lower box 1 by screwing. Reference numeral 51 denotes a conductive bar that connects the main switch 26 and the branch switch 27.

The second pair of bridging members 5 and 6 are bridged between a pair of side plates 12 so as to be aligned with the inner unit 4. As shown in FIG. 6, the bridge members 5 and 6 of the embodiment are formed in substantially the same shape as the bridge member 3, both ends are formed in a step shape having an intermediate step 21, and a screw insertion hole 18 is formed in an upper step 19. doing. Therefore, the two ends of each of the adjacent bridge members 3 and 5 between the first pair of bridge members 2 and 3 and the second pair of bridge members 5 and 6 are referred to as upper steps 19 at the portions attached to the side plates 12. Further, the inner side of the lower box 1 is formed in a step shape with the inner side as the lower step.

The free space mounting member 7 is mounted between the second pair of bridge members 5 and 6. In the embodiment, for example, a board made of wood or the like to which a weak electric device or the like is attached,
As shown in FIG. 6, screw insertion holes 32 are formed at four corners, and screw holes 33 that match the screw insertion holes 32 are formed in the bridge members 5 and 6, respectively, and attached with screws 57. A door frame attachment member 24 is attached to the bridge member 6 between the intermediate step portions 21 by screws 58, and a pair of attachment attachment portions 2
5 are formed. This free space mounting member 7
Bridge members 5 and 6 are connected to each other. Therefore, the attachment to the lower box 1 is the same as the attachment of the bridge members 2 and 3, and the attachment member 7 for the frame space in which predetermined equipment is installed.
The bridge members 5 and 6 are connected with each other, and the screws 30 temporarily screwed into the screw holes 15 of the lower box 1 are screwed through holes 18 of the bridge members 5 and 6 in advance.
Is temporarily fixed by being shifted downward through the screw head insertion portion 18a.

The first door 8 includes a first pair of bridge members 2,
3 and covers the inner unit 4 in an openable and closable manner. The first door 8 according to the embodiment includes a door body 35 and a door frame 36 that pivotally connects the door body 35 to be openable and closable, and is attached to the bridge members 5 and 6. In the embodiment, an inner cover 53 is provided on the door frame 36 inside the door body 35, and as shown in FIG.
3, various openings 53a for operating the main switch 26 and the branch switch 27 are formed. An attachment 55 is provided at the end of the inner lid 53 so as to be detachably attached to the attachment attachment portion 25, and a receiving portion 56 for opening and closing the door body 35 is also provided. The first door 8 is installed on the lower box 1 by attaching the attachment 55 to the attachment 25. 5
Reference numeral 2 denotes a handle with a hook portion to be hooked on the receiving portion 56;
Is a hinge of the door body 35.

The second door 9 is provided with a second pair of bridge members 5,
6, which covers the free space mounting member 7 so as to be freely opened and closed. The second door 9 is also similar to the first door 8,
A door body 35a with an attachment 52, and a door frame 36a attached to the bridge members 5 and 6 to open and close the door body 35a so that the door body 35a can be freely opened and closed, are provided inside the door body 35a. , The inner lid 53 is provided on the door frame 36a.
Is provided with a fixture 55. Then, the first door 8 is installed on the lower box 1 by attaching the attachment 55 to the attachment 25.

The door frame 36a is provided with a hooked portion 37 to be hooked on a door hooking piece 39 described later. That is, in the embodiment, as shown in FIG. 8, the edge piece 37 which enters the lower surface of the lower end of the door frame 36 extends upward from the lower box 1 side end of the upper end of the door frame 36a, and the hooked portion 38 is formed as an edge. It is provided integrally with the piece 37. The positioning member 10 includes a first pair of bridge members 2,
The bridge member 3 and the second pair of bridge members 5 and 6 are connected to each other so as to keep the space between the first door 8 and the second door 9 at a predetermined distance. . As shown in FIG. 7, a screw hole 41 is provided in at least one of the adjacent bridge members 3, 5 of the first pair of bridge members 2, 3 and the second pair of bridge members 5, 6, ie, one or both, An insertion hole 44 of a screw 42 to be screwed into the screw hole 41 is formed at one end of the positioning member 10, and the bridge member 3 is provided at the other end of the positioning member 10.
5 is provided with a hooking piece 45 which hooks on the other side.

The positioning member 10 according to the embodiment is, for example, substantially in the form of a strip as shown in FIG.
4, a hook 45 is bent at the upper end toward the lower box 1, and a door hook 39 is cut and raised at the middle toward the lower end, and folded toward the side near the door hook 39. The bending piece 46 is bent. A screw insertion hole 47 for inserting the screw 43 is formed near the hooking piece 45.

The positioning member 10 has a pair, and is mounted on both sides of the bridge members 3 and 5 such that the end faces of the positioning member 10 abut on upper and lower consecutive positions. That is, as shown in FIG.
1, the side surface of the positioning member 10 abuts on the continuous wall 21 a of the intermediate step 21 and the upper step 19, the hooking piece 45 is locked on the upper edge of the bridge member 3, and the lower end of the bent piece 46 Are attached so as to be locked to the upper edge of the bridge member 5.

In assembling, the screw 42 is inserted into the screw insertion hole 44, and the positioning member 10 is attached to the bridge member 5 by screwing into the screw hole 41 of the bridge member 6. At this time, as described above, the surface of the positioning member 10 abuts on the intermediate step portion 21, the side surface abuts on the continuous wall 21a, and the bent piece 46 is attached so as to abut on the upper edge of the bridge member 5. The bent pieces 46 can help maintain the vertical position of the positioning member 10 with respect to the bridge member 5. The bridge members 2 and 3 to which the inner unit 4 is attached first are attached to the lower box 1, and the bridge members 5 and 6 to which the attachment members 7 for free space are attached are temporarily attached to the lower box 1. Positioning members 10 on both sides of 6
Is hooked on the bridge member 3, the screw 43 is passed through the screw insertion hole 47 and screwed into the screw hole 41, and the bridge members 5 and 6 are fastened and fixed to the lower box 1 with the screw 30. Thereby, the height adjustment and the posture adjustment of the bridge members 5 and 6 are performed, and the interval between the bridge members 3 and 5 can be kept constant. Next, the first door 8 is attached to the fixture attaching portion 25 by the fixture 55. Then, the hooked portion 38 of the second door 9 is attached to the fixture attachment portion 25 by the attachment 55 while being hooked on the door hooking piece 39 as shown in FIG.

According to this embodiment, the door 9 for the free space is provided separately from the door 8 for operating the internal unit, so that the operation of only the devices provided in the free space is one large object. This eliminates the need to open the door and facilitates the operation of devices provided in the free space. Since the doors 8 and 9 are attached to the bridge members 2, 3, 5 and 6, which are bridged by the pair of side plates 12 of the lower box 1, the inner unit 4 and the free space mounting member 7 and the doors 8, 9 can be easily aligned. Further, the distance between the two doors 8 and 9 can be always kept constant by the positioning member 10, and the positioning of the first door 8 and the second door 9 can be facilitated.

A screw hole 41 is provided in at least one of the bridge members 3, 5 adjacent to the first pair of bridge members 2, 3 and the second pair of bridge members 5, 6, and screwed into the screw hole 41. An insertion hole 44 for the screw 42 to be formed is formed at one end of the positioning member 10, and a hooking piece 45 for hooking the other of the bridge members 3 and 5 is provided at the other end of the positioning member 10. After being attached to the bridge member 5, the hook 45 of the positioning member 10 is attached to the other bridge member 3.
, The spacing between the adjacent bridge members 3 and 5 can be maintained, and the work of removing the inner unit 4, the free space attachment member 7 and the bridge members 2, 3, 5 and 6 can be facilitated. When the screw holes 41 are provided in both of the bridge members 3 and 5, the positioning member 10 can be screwed to any of the bridge members 3 and 5.

Both ends of each of the adjacent bridge members 3, 5 between the first pair of bridge members 2, 3 and the second pair of bridge members 5, 6, are connected to the upper plate 19 by a portion attached to the side plate 12. The inside of the lower box 1 is formed stepwise with the inner side of the lower box 1 as a lower step, and the positioning member 10 is attached so as to abut on the continuous position of the upper step 19 and the lower step. Stable connection can be achieved without the space mounting member 7 being disposed at a position shifted in the lateral direction.

The first door 8 and the second door 9 are connected to the door body 3
5, 35a and door frames 36 and 36a pivotally connected to the door body so as to be openable and closable and attached to a bridge member. And at least one door frame 36a of the second door 9 is provided with the hooked portion 38 to be hooked on the door hooking piece 39,
Since one door frame 36a can be hooked on the door hooking piece 39, the door mounting operation can be simplified.

Edge piece 37 entering the back of one door frame 36
Is extended from the other door frame 36a, and the hooked portion 38 is
7, the gap between the two door frames 36 and 36a can be closed, and the appearance is improved. In the present invention, the door hooking piece 39 hooks the second door 9, but may hook the first door 8,
In addition, a pair is provided so as to hook them, that is, the door hooking pieces 39 are attached to the door frames 36, 36 of the first door 8 and the second door 9.
a, and the hooked portion 38 is attached to both of the door frames 36, 36.
a.

[0029]

According to the distribution board of the first aspect, the door for the free space is formed separately from the door for operating the internal unit.
It is not necessary to open only one large door to operate only the devices arranged in the free space, and the operation of the devices arranged in the free space can be facilitated. Further, since each door is attached to a bridge member bridged by a pair of side plates of the lower box, the positioning of the inner unit and the free space mounting member with each door can be easily performed. Further, the distance between the two doors can be always kept constant by the positioning member, and the positioning of the first door and the second door can be facilitated.

According to the second aspect of the present invention, after the positioning member is attached to one of the bridge members by screws, the hooking piece of the positioning member is hooked to the other bridge member, and the space between the adjacent bridge members is adjusted. Can be maintained, and the work of removing the inner unit, the attachment member for free space, and the bridge member can be facilitated. When the screw holes are provided on both of the bridge members, the positioning member can be screwed to any arbitrary bridge member.

According to the distribution board of the third aspect, the first aspect.
Alternatively, in addition to the same effects as those of the second aspect, the inner unit and the mounting member for free space are not disposed at positions displaced in the lateral direction, and stable connection can be achieved. According to the distribution board according to the fourth aspect, in addition to the same effect as the third aspect, one door frame can be hooked on the door hooking piece, so that the door mounting operation can be simplified.

According to the distribution board described in claim 5, according to claim 4,
In addition to the same effect as described above, the gap between the two door frames can be closed, and the appearance is improved.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a distribution board according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view showing a state where a first door and a second door are further separated.

FIG. 3 is a front view showing a state in which a door of a distribution board is opened.

FIG. 4 is a front view showing a state where a door is removed.

FIG. 5 is a front view showing a state where a second door is attached.

FIG. 6 is an exploded perspective view of a bridge member, an inner unit, and a mounting member for a free space.

FIG. 7 is an exploded perspective view of a bridge member and a positioning member.

FIG. 8 is a cross-sectional view illustrating attachment of a positioning member.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Lower box 2 Bridge member 3 Bridge member 4 Inner unit 5 Bridge member 6 Bridge member 7 Free space mounting member 8 First door 9 Second door 10 Positioning member 11 Bottom plate 12 Side plate 19 Upper stage 35 Door body 35a Door body 36 Door frame 36a Door frame 37 Edge piece 38 Engagement part 39 Door hook piece 41 Screw hole 42 Screw 44 Screw insertion hole 45 Hanging piece

Claims (5)

[Claims] 1. A lower box having a bottom plate and a pair of opposing side plates, a first pair of bridge members bridged between the pair of side plates, and a first member mounted between the first pair of bridge members. An inner unit, a second pair of bridge members bridged between the pair of side plates so as to line up with the inner unit, and a free space mounting member attached between the second pair of bridge members, A first door attached to the first pair of bridge members to cover the inner unit in an openable and closable manner; and a free door attached to the second pair of bridge members to open and close the free space mounting member. 2nd covering
And a predetermined distance between the first door and the second door by connecting adjacent bridge members between the first pair of bridge members and the second pair of bridge members. A distribution board provided with a positioning member for maintaining an interval. 2. A screw hole is provided in at least one of the bridge members adjacent to the first pair of bridge members and the second pair of bridge members, and the insertion hole of a screw screwed into the screw hole is positioned. The distribution board according to claim 1, wherein a hooking piece is formed on one end side of the member and hooked to the other end of the bridge member on the other end side of the positioning member. 3. Both ends of each of adjacent bridge members between the first pair of bridge members and the second pair of bridge members have a portion attached to the side plate as an upper stage and the inside thereof has the above-mentioned structure. 3. The distribution board according to claim 1, wherein the inner side of the lower box is formed in a step shape with the lower side as a lower step, and the positioning member is attached so as to abut on the continuous positions of the upper and lower steps. 4. . 4. The door according to claim 1, wherein the first door and the second door comprise a door body and a door frame which pivotally connects the door body so that the door body can be opened and closed, wherein the door frame is attached to the bridge member. The distribution board according to claim 3, wherein a door hooking piece is provided on the positioning member, and a hooked portion hooked on the door hooking piece is provided on at least one of the first door and the second door in the door frame. . 5. The distribution board according to claim 4, wherein an edge piece that enters the back surface of one of the door frames extends from the other door frame, and the hooked portion is provided on the edge piece.