JP2024029432A - Retainer for control panel - Google Patents

Abstract

To fix a repaired new control panel by a sufficient strength, and to shorten a repairing construction period and reduce cost.SOLUTION: A retainer for a control panel comprises: an existing pool box 1 provided on a machine room floor and having an opening 6 on the upper surface in a state where an existing control panel has been removed; frames 7 which are installed at four corners in the existing pool box 1 after the existing control panel has been removed and to which a new control panel 4 is attached when repairing an elevator; and a flat plate-like adaptor bracket 5 which is installed to cover the upper surface of the existing pool box 1 after the existing control panel has been removed and which fixes the new control panel 4. The adaptor bracket 5 is fixed to the end of an anchor bolt 8 implanted into the machine room floor.SELECTED DRAWING: Figure 1

Description

Embodiments of the present invention relate to a control panel fixing device and a fixing method.

Generally, a pool box for accommodating the wiring connections of a control panel is installed on the floor of an elevator machine room, and the control panel is installed and fixed on top of the pool box. The pool box is covered with cinder concrete and fixed to the machine room floor.

Conventionally, when remodeling an elevator, in order to install new equipment such as a control panel on the machine room floor, a portion of the cinder concrete is removed and the existing pool box is removed. Then, a new pool box will be fixed in the space where the existing pool box was removed, and cinder concrete will be poured again. This conventional construction has a problem in that it requires time and effort to install the equipment.

Therefore, in order to shorten the construction period and reduce costs, a construction method that does not involve removing the existing pool box or cinder concrete has been disclosed.

Japanese Patent Application Publication No. 2018-118797 Japanese Patent Application Publication No. 2000-203771

However, as mentioned above, although the existing pool box and cinder concrete were not removed during the renovation work of the elevator control panel, the control panel after the renovation could not be fixed with sufficient strength, and The problem of not being able to obtain seismic performance remains unresolved.

In view of the above circumstances, an object of the present invention is to provide a control panel fixing device and a fixing method that can fix a new control panel after repair with sufficient strength, shorten the repair work period, and reduce costs. do.

The embodiment for achieving the above object is provided on the machine room floor and has an opening on the top surface when the existing control panel is removed, and when renovating the elevator, the existing control panel A new control panel is installed at the four corners of the existing pool box after the panel is removed, and a new control panel is installed to cover the top surface of the existing pool box after the existing control panel is removed. A flat adapter bracket for fixing the control panel is provided, and the adapter bracket is a fixing device for the control panel, which is fixed to an end of an anchor bolt driven into the floor surface of the machine room.

FIG. 2 is a perspective view showing the configuration of a control panel fixing device according to the first embodiment. FIG. 2 is a front view of the control panel fixing device shown in FIG. 1; FIG. 3 is a perspective view showing the configuration of an adapter bracket. FIG. 2 is a perspective view showing the configuration of a pedestal. FIG. 2 is a perspective view showing the configuration of an existing pool box together with a pedestal. The perspective view which shows the state where the adapter bracket is attached to the existing pool box. The perspective view which shows the state where the adapter bracket is attached to the anchor bolt. FIG. 3 is a perspective view showing a state in which a cover is attached around the adapter bracket. The perspective view which shows an example of the split adapter bracket which is an adapter bracket based on 2nd Embodiment. The perspective view which shows other examples of the split adapter bracket which is an adapter bracket based on 2nd Embodiment. The perspective view which shows yet another example of the split adapter bracket which is an adapter bracket based on 2nd Embodiment. FIG. 7 is a perspective view showing the configuration of a control panel fixing device according to a third embodiment. FIG. 13 is a front view of the control panel fixing device shown in FIG. 12.

<First embodiment>
FIG. 1 is a perspective view showing the overall configuration of a first embodiment of a control panel fixing device, and FIG. 2 is a front view of the control panel fixing device shown in FIG.

The existing pool box 1 is fixed to the elevator machine room floor 2 via cinder concrete 3. In order to remove the existing control panel from the existing pool box 1 and install the new control panel 4, install the adapter bracket 5 so as to cover the opening 6 on the top surface of the existing pool box 1, and install the new control panel on this adapter bracket 5. Attach 4.

When installing the adapter bracket 5, mounts 7 are installed at the four corners of the existing pool box 1 (see Figure 5), and the new control panel 4 is attached using the mounts 7 as four legs.

As shown in Figure 2, the adapter bracket 5 is assembled by inserting mounting holes 12 (see Figure 3) into four anchor bolts 8 that have been driven through the cinder concrete 3 to the machine room floor 2, and It can be installed by sandwiching and fixing the adapter bracket 5 with the flat nut 9. Furthermore, a cover 10 is installed on the existing pool box 1 so as to cover the anchor bolts 8.

As shown in FIG. 3, the adapter bracket 5 is made of SS400 flat plate steel with a thickness of about 4.5 to 6 mm. An opening 11 is formed near the center of the adapter bracket 5 to serve as a wiring passage for the new control panel 4. Furthermore, a plurality of (two in the embodiment) mounting holes 12 for the aforementioned anchor bolts 8 are provided at each of the four corners of the adapter bracket 5 on the outside of the existing pool box 1. The reason why there are a plurality of mounting holes 12 is that there are variations in the upright positions of the anchor bolts 8, so in order to cope with the variations, one of the two mounting holes 12 can be selected. The mounting hole 12 is preferably located at a predetermined angle with respect to the vertical and horizontal directions (for example, 45 degrees with respect to the Y direction) with respect to the existing pool box 1.

Further, near the opening 11 of the adapter bracket 5, a pedestal mounting hole 13 is bored to be fixed to the pedestal 7.

As shown in FIG. 4, the pedestal 7 includes a flat pedestal 14, a mounting hole 15 drilled in the pedestal 14 to fix the new control panel 4, and legs integrally formed with the pedestal 14. 16. Figure 5 shows the configuration of the existing pool box 1 when the mounts 7 are placed at the four corners, and the new control panel 4 is fixed to the mount 7 with fastening bolts together with the adapter bracket 5 installed on the existing pool box 1. It is supposed to be done.

<How to fix the new control panel 4>
Next, a method of fixing the new control panel 4 will be explained based on FIGS. 5 to 8.

The existing control panel is removed from the existing pool box 1, and as shown in FIG. 5, the mounts 7 are installed at the four corners of the existing pool box 1 with screws.

Next, as shown in FIG. 6, the adapter bracket 5 is placed on the top surface of the existing pool box 1. In this case, as shown in FIG. 7, the attachment hole 12 at the end of the adapter bracket 5 is fitted into the end of the anchor bolt 8, and fixed by being sandwiched between the top and bottom with flat nuts 9.

Once the adapter bracket 5 is fixed with the anchor bolts 8, the new control panel 4 is then installed on the adapter bracket 5 and fixed to the pedestal 7 through the pedestal attachment hole 13 with fastening bolts.

Finally, as shown in FIG. 8, a cover 10 is attached to cover the end surface of the adapter bracket 5. The cover 10 is made of a steel plate with a thickness of approximately several mm, and functions as a blind so as not to spoil the aesthetic appearance of the attachment portion between the adapter bracket 5 and its anchor bolt 8.

As described above, according to the first embodiment, the weight of the new control panel 4 is supported by the frame 7, the adapter bracket 5 is integrally fixed with the anchor bolt 8 by the upper and lower flat nuts 9, and the adapter bracket 5 is fixed integrally with the anchor bolt 8 by the upper and lower flat nuts 9. The new control panel 4 placed on top is firmly fixed.

Therefore, in the event of an earthquake or the like, the new control panel 4 can be held by the adapter bracket 5 and the anchor bolts 8 to prevent it from falling over, and the new control panel 4 after renovation can be fixed with sufficient strength.

Furthermore, there is no need to remove the cinder concrete 3, and the existing pool box 1 after removing the existing control panel can be used effectively, so the renovation work period can be shortened and the construction cost can be reduced.

Furthermore, by adopting the adapter bracket 5, the spacing pit between the anchor bolts 8 located outside the existing pool box can be widened accordingly, further improving the installation strength of the new control panel 4, and allowing the control panel to topple over in the event of an earthquake. This makes it more difficult to move, and provides better seismic performance.

Furthermore, by installing the cover 10 around the adapter bracket 5 after installing the new control panel 4, it is possible to improve the aesthetic appearance of the entire construction work while ensuring the safety of the installation part.

<Second embodiment>
A second embodiment of a control panel fixing device will be described based on FIGS. 9 to 11.

In the first embodiment, a configuration is adopted in which one adapter bracket 5 is installed on the existing pool box 1. However, depending on the structure of the installation location of the existing pool box 1 in the machine room, there may not be enough space between the wall surface and the pool box.

Therefore, in the second embodiment, the adapter bracket is configured with a plurality of divided adapter brackets, thereby making it possible to flexibly adapt to the structures of various installation locations.

Specifically, as shown in FIG. 9, it is composed of three divided adapter brackets (peripheral adapter brackets): a central adapter bracket 31, a left adapter bracket 32, and a right adapter bracket 33.

The central adapter bracket 31 is composed of a flat plate having an opening. The left adapter bracket 32 and the right adapter bracket 33 constitute a peripheral adapter bracket, and each has a mounting hole 12 for an anchor bolt 8. The left adapter bracket 32 and the right adapter bracket 33 can be constructed of flat plates having the same shape and size.

The center adapter bracket 31 is installed at the center of the top surface of the existing pool box 1. A left adapter bracket 32 and a right adapter bracket 33 are attached via fastening bolts 17 so as to partially overlap this central adapter bracket 31.

Further, in the example shown in FIG. 10, a front adapter bracket 34 constituting a peripheral adapter bracket is installed on the front side of the center adapter bracket 31 via a fastening bolt 17. Further, a rear adapter bracket 35 constituting a peripheral adapter bracket is installed on the rear side of the central adapter bracket 31 via a fastening bolt 17. Note that the front adapter bracket 34, the rear adapter bracket 36, and the left adapter bracket 32 or right adapter bracket 33 can be constructed of flat plates having the same shape and the same size.

Furthermore, in the example shown in FIG. 11, the left side adapter bracket 32 is installed on the left side of the center adapter bracket 31 via the fastening bolt 17, and the front adapter bracket 34 is installed on the front side of the center adapter bracket 31 via the fastening bolt 17. It was installed by

In this way, the left adapter bracket 32, the right adapter bracket 33, the front adapter bracket 34, and the rear adapter bracket 35, which constitute the peripheral adapter bracket, are combined as appropriate with the center adapter bracket 31 as the center. It is possible to use the

Therefore, according to the second embodiment, the same effects as the first embodiment are achieved, and the existing pool box 1 is close to the wall of a machine room, and it can also be used in places where the adapter bracket 5 of the first embodiment cannot be installed. This makes it possible to further shorten the construction period and reduce construction costs.

In addition, the four split adapter brackets 32, 33, 34, and 35, excluding the central adapter bracket 31, can be configured with brackets of the same shape and dimensions, so you can change the combination as appropriate depending on the installation position of the control panel. can be used.

<Third embodiment>
12 and 13 show the configuration of a third embodiment of the present invention.

In the third embodiment, an adapter bracket 40 for fixing a new control panel 4 includes an upper surface portion 41 that covers the existing pool box 1 and an end portion 42 that is Z-bent downward from the upper surface portion 41. Then, the end portion 42 and the anchor bolt 8 are fixed at a position below the upper end portion of the existing pool box 1. For fixing, as in the first embodiment, the ends are sandwiched from above and below with flat nuts 9. Note that the other configurations are the same as those in the first embodiment.

As described above, according to the third embodiment, the end portion 42 of the adapter bracket 40 for fixing the new control panel 4 is bent downward (Z-bending), and the position is lower than the upper end of the existing pool box 1. It was configured to be sandwiched between two flat nuts 9. Therefore, the same effect as in the first embodiment is achieved, and since the upper end of the existing pool box 1 is sandwiched between the Z-bending portion of the adapter bracket 40, the existing pool box 1 can be prevented from moving left or right in the event of an earthquake. Even in such a case, its movement can be restricted, and the new control panel 4 can be more firmly fixed.

Although several embodiments of the present invention have been described above, these embodiments are presented as examples and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, substitutions, and changes can be made without departing from the gist of the invention. These embodiments and their modifications are included within the scope and gist of the invention, as well as within the scope of the invention described in the claims and its equivalents.

1... Existing pool box, 2... Machine room floor, 3... Cinder concrete, 4... New control panel, 5... Adapter bracket, 6... Opening, 7... Frame, 8... Anchor bolt, 9... Flat nut, 10... Cover, 11...opening, 12...mounting hole, 13...mounting hole, 14...pedestal, 15...mounting hole, 16...leg, 17...fastening bolt, 31...center adapter bracket, 32...left side adapter bracket , 33...Right side adapter bracket, 34...Front adapter bracket, 35...Rear adapter bracket, 40...Adapter bracket, 41...Top part, 42...End part

Claims (6)

An existing pool box that is installed on the floor of the machine room and has an opening on the top when the existing control panel is removed;
When renovating an elevator, a mount is installed at the four corners of the existing pool box after the existing control panel is removed and a new control panel is attached;
a flat adapter bracket that is installed to cover the top surface of the existing pool box after the existing control panel is removed, and that fixes the new control panel;
The adapter bracket is a control panel fixing device that is fixed to an end of an anchor bolt driven into the machine room floor. The adapter bracket for fixing the new control panel has a width larger than that of the existing pool box,
2. The control panel fixing device according to claim 1, wherein each anchor bolt has at least two mounting holes located outside the existing pool box. The control panel fixing device according to claim 1 or 2, further comprising a cover installed on an adapter bracket for fixing the new control panel and covering the anchor bolt. The adapter bracket for fixing the new control panel is composed of two or more split adapter brackets,
The divided adapter brackets include a central adapter bracket installed on the top surface of the existing pool box, and a peripheral adapter installed at at least one of the front, rear, left, and right positions of the central adapter bracket and fastened to the anchor bolt. The control panel fixing device according to claim 1, further comprising a bracket. The adapter bracket for fixing the new control panel is composed of an upper surface portion that covers the existing pool box and an end portion that is Z-bent downward from the upper surface portion, and the end portion is located below the upper end of the existing pool box. The control panel fixing device according to claim 1, wherein the and anchor bolts are fixed. Install frames at the four corners of the existing pool box from which the existing control panel has been removed.
A flat adapter bracket is installed on the top of the existing pool box, and the mounting hole drilled at the end of the adapter bracket is fixed by attaching it to the anchor bolt driven into the machine room floor. A method for fixing a control panel by fixing the panel to the pedestal.

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