JP2002368461A - Unit assembly - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow the backside of a unit to be maintained from the front side of the unit. SOLUTION: A unit 11 to be maintained is drawn out to the front side, and a second hook 11g provided on the bottom backside of the unit 11 is hooked on a first hook 11e provided on the front top of another unit 11 beneath that unit 11 so that the backside can be maintained from above the unit 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a unit device, and more particularly, to a unit device capable of performing maintenance from a front side to a back side of the unit.

[0002]

2. Description of the Related Art There is a unit device in which a plurality of units are housed in a frame so that they can be inserted and removed from a horizontal direction. The unit device can maintain the front side and the back side of each unit. If the unit device is installed in a small room, it is difficult to secure a sufficient maintenance space on the back side of the unit device. Therefore, as shown in Conventional Examples 1 and 2, the unit is pulled out to the front side and the front side is used only on the front side. There is one that can maintain both the rear and the back side.

First, Conventional Example 1 will be described with reference to FIG. A frame 2 is constituted by four frames 1 and the like that are long in the vertical direction, and a plurality of units 3 are accommodated in the frame 2 along the vertical direction. Each unit 3 is provided with a pair of frames 4 on the left and right, and the units 3 are individually rotatably provided via a rotating shaft 5 inserted into one of the frames 4.

[0004] In such a unit device, when the front side of the unit 3 is maintained, the maintenance is performed from the front side (lower side) in the state of FIG. 10A, and when the rear side is maintained, it is shown in FIG. As described above, the operation is performed in a state where the unit 3 is rotated about 90 ° counterclockwise about the rotation shaft 5.

Next, a second conventional example will be described with reference to FIG. Four frames 7 which are long in the vertical direction are provided inside the frame body 2, and the rails 8a and 8 are provided as shown in FIG.
The unit 3 is attached to the frame 7 via a pair of slide rails 8 composed of b and 8c.

In such a unit, when the rear side of the unit 3 is maintained, the entire unit 3 is extended by extending the rails 8a, 8b and 8c as shown in FIG. It is performed in a state where it is pulled out.

[0007]

However, in the case of the conventional example 1, if the depth of the unit 3 is large, the unit 3 may interfere with the frame 1 as shown in FIG. In the case of the conventional example 2, the stroke S shown in FIG. 11B must be increased in order to make the back side of the unit 3 easy to see, and the maintenance space on the front side of the unit device is increased.

[0008] Therefore, an object of the present invention is to provide a unit device which solves such a problem.

[0009]

According to a first aspect of the present invention, there is provided a unit apparatus comprising: a plurality of units arranged in a vertical direction provided in a frame so as to be capable of being inserted into and removed from a horizontal direction; In the unit device, the first hook portion is provided at the upper portion on the front side of each unit, while the second hook portion engaged with the first hook portion of the other unit is provided at the lower portion on the back side. The configuration of the unit device according to claim 2, wherein in the unit device provided with a plurality of units arranged along the vertical direction so as to be able to be inserted into and removed from the frame body from the horizontal direction, the lower portion on the rear side on both side surfaces of each unit. In addition, a connecting member is provided rotatably, and the connecting member is formed with a third hook portion for hooking on the upper front side of another unit.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a unit device according to the present invention will be described below.

(A) First Embodiment First, a first embodiment will be described. As shown in the plan view of FIG.
A plurality of units 11 are stacked in the four frames 4 in the vertical direction.

FIG. 1 shows the configuration of the unit 11. As shown in the figure, a front plate 11b is provided on the front side of the rectangular main body 11a, and both sides of the front plate 11b protrude laterally beyond the main body 11a, and mounting portions 11c, 11c for coupling to the frame 7 are provided. ing. Notch portions 11d for screwing are formed on upper and lower sides of the mounting portion 11c, respectively. A first hook portion 11e is formed on an upper portion of the front plate 11b. First hook part 1
1e has a substantially L-shaped cross section and is formed long in the left-right direction.

A pair of frustoconical legs 11f made of rubber are provided on the lower surface of the main body 11a and on the left and right sides of the front surface, and a second hook portion 11g is provided on the rear surface side. The second hook 11g is provided to hook on the first hook 11e of the other unit 11, and has a substantially L-shaped cross section. The projecting portion 11h projects forward so that the unit 11 does not move in the left-right direction when the second hooking portion 11g is hooked on the first hooking portion 11e.
Are formed on both sides.

As shown in FIG. 2, the units 11 are directly stacked in the vertical direction, and four screws (not shown) are inserted into the cutouts 11d of the mounting portion 11c and screwed into the frame 7, whereby Each unit 11 is connected to the frame 7.

In such a unit device, when performing maintenance on the front side of each unit 11, FIG.
From the front side, which is the left side of. Next, each unit 1
In order to perform maintenance on the back side of the unit 1, after removing a screw (not shown), the unit 11 to be maintained is pulled forward as shown in FIG. 3 (b) so that the front is down and the back is up. The second hook 11g is hooked on the first hook 11e as shown in FIG. In this state, the unit 11 is
Maintain the back side of the. Since the pair of projecting portions 11h sandwich the first hooking portion 11e from both sides, the unit 11 does not slide down in the horizontal direction and can be safely maintained on the rear side.

After the maintenance is completed, the unit 11 may be returned to the original position in the reverse procedure and screwed to the frame 7.

(B) Second Embodiment Next, a second embodiment is shown in FIGS. In this embodiment, a first hook 11e, a second hook 11g, and a leg 11f are removed from the first embodiment, and a pair of connecting fittings 11i are provided instead of these.

On both sides of the main body 11a and on the lower part on the back side, there are rotatably provided connecting fittings 11i. The connection fitting 11i has a rectangular plate shape, and an upper portion at the center in the length direction is connected to the main body 11a via a pin 11j. A third hook portion 11k for hooking on a mounting portion 11c integral with the front plate 11b of the other unit 11 is formed at a lower portion on the back side of the connection fitting 11i.

As shown in FIGS. 6 and 8 (a), the units 11 are vertically stacked, and each unit 1 is mounted on the frame 7 via four screws (not shown) as in the first embodiment.
1 is attached.

In such a unit device, each unit 1
When performing maintenance on the front side 1, the maintenance is performed from the front side, which is the left side of FIG. Next, when performing maintenance on the back side of each unit 11, after removing screws (not shown),
8 is pulled out forward as shown in FIG. 8 (b), and after the third hook 11k of the pair of connecting fittings 11i is hooked on the upper part of the mounting portion 11c of the unit 11 immediately below as shown in FIG. Then, the main body 11a is rotated 90 ° in the counterclockwise direction, and in this state, the rear side of the unit 11 is maintained from above. As shown in FIG. 7, a pair of connecting fittings 11i
Will sandwich the body 11a, so that the unit 11 does not slide down in the horizontal direction.

After the maintenance has been completed, the unit 11 may be returned to the original position in the reverse procedure and screwed to the frame 7.

[0022]

As can be seen from the above description, according to the unit apparatus according to the first and second aspects, since the rear side of the unit can be maintained from above, work in an unreasonable posture is not required and workability is improved. improves. For this reason, work errors are eliminated, which leads to improvement in safety.

Further, even in the case of a unit having a large depth dimension, the interference as in the conventional example 1 does not occur, and the draw-out stroke of the unit is about the same as the depth dimension of the unit. Such a problem does not occur.

Furthermore, unlike the prior art examples 1 and 2, there is no need to use a member for rotating the unit or a slide rail, and it is sufficient to provide only a hook portion and a connecting bracket, so that the cost can be reduced.

[Brief description of the drawings]

FIG. 1 relates to a unit according to a first embodiment of a unit device according to the present invention, in which (a) is a plan view, (b) is a front view, (c) is a bottom view, and (d) is a right side view.

FIG. 2 is a plan view of Embodiment 1 of the unit device according to the present invention.

3A and 3B are diagrams illustrating a case where maintenance is performed on the front side of the unit, and FIG. 3B is a diagram illustrating a case where maintenance is performed on the rear side of the unit.

FIG. 4 is an enlarged view of a portion A in FIG. 3 (b).

5 (a) is a plan view, FIG. 5 (b) is a front view, and FIG. 5 (c) is a right side view of a unit according to a second embodiment of the unit device according to the present invention.

FIG. 6 is a plan view of a second embodiment of the unit device according to the present invention.

FIG. 7 is an enlarged view of a portion B in FIG. 6;

8A and 8B are diagrams illustrating a case where maintenance is performed on the front side of the unit, and FIG. 8B is a diagram illustrating a case where maintenance is performed on the rear side of the unit.

FIG. 9 is an enlarged view of a portion C in FIG. 8 (b).

10A and 10B relate to a unit device according to Conventional Example 1, and FIG.
Is a plan view, and FIG.

11A and 11B relate to a unit device according to Conventional Example 2, and FIG.
Is a plan view, and FIG.

[Explanation of symbols]

 11 Unit 11e First hook 11g Second hook

Claims (2)

[Claims] 1. A unit device in which a plurality of units arranged along a vertical direction are provided in a frame so as to be insertable / removable from a horizontal direction. A unit device comprising a lower portion provided with a second hook portion to be engaged with the first hook portion of another unit. 2. A unit device in which a plurality of units arranged along a vertical direction are provided in a frame so as to be insertable and removable from a horizontal direction, wherein each unit is rotatably connected to a lower portion on the back side on both side surfaces. A unit device, comprising a member, and a third hook portion for hooking the connecting member on an upper portion on the front side of another unit.