JP2001041590A - Installation block of electric water heater - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain an installation block of electric water heater strong against earthquake and enhancing installation workability by making a stop hole in the vicinity of a cut made in the front leg of a water heater body, inserting an anchor bolt into the cut, and tightening the anchor bolt through a washer having a protrusion engaging with the stop hole. SOLUTION: A front leg 2 is provided in front of the bottom part of an electric water heater body 1, a rear leg 3 is provided in the rear of the bottom part, a cut is made in the rear of the plane of the front leg 2 abutting against the floor face, and stop holes are made in the vicinity of the opposite sides of the cut. An angular washer 7 has a protrusion engaging with the stop hole 5 of the front leg 2, an anchor bolt 8 is secured previously to the floor face and a nut 9 is screwed over the anchor bolt 8 thus tightening and securing the front leg 2. At the time of installation, a leg securing metal 10 is secured to the anchor bolt 8 by means of the nut 9 and the rear leg 3 of the water heater body 1 is inserted while being shifted rearward. The rear leg 3 is inserted until the forward end thereof abuts against the step par of the leg securing metal 10 and then it is engaged therewith.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an installation device for an electric water heater, and an object of the invention is to provide an installation device that can be installed more easily and more firmly.

[0002]

2. Description of the Related Art The construction of a conventional electric water heater installation apparatus is shown in FIGS. 5 and 6, respectively. FIG. 5 is a view showing a method of fixing a rear leg 3 provided behind a bottom of a water heater main body (not shown), and FIG. 6 is a front leg 2 provided in front of a bottom of the water heater main body.
It is a figure showing the fixing method of. 5 and FIG.
Is an anchor bolt provided on the floor, 9 is a nut, 10
b is a leg fixing bracket, and 11 is a round hole through which an anchor bolt provided on the front leg 2 and the leg fixing bracket 10 is inserted.

In the conventional electric water heater installation apparatus, when the rear leg 3 is first fixed, as shown in FIG. 5, a leg fixing bracket 10b is attached to two anchor bolts previously disposed on the floor surface. 8 with a nut 9 and the rear leg 3
Slide in the direction to insert and engage.

[0004] On the other hand, as shown in FIG.
The anchor bolts 8 previously provided on the floor surface are passed through the round holes 11 provided in the above, and tightened and fixed with the nuts 9.

[0005]

As described above, when the conventional electric water heater installation device is fixed to a place surrounded by a wall or the like on the side, the leg fixing bracket 10b is previously attached to the two anchors. The rear leg 3 is inserted into and engaged with the bolt 8 with the nut 9, and the front leg 2 is anchored into the round hole 11 provided on the surface of the front leg 2 that comes into contact with the floor surface in advance by driving into the floor surface. The bolt 8 was passed through and the nut 9 was tightened and fixed. In this method, when installing the electric water heater, the rear leg 3 only needs to be shifted above the floor surface, but the front leg 2 uses the anchor bolts as round holes 11.
It is necessary to lift the water heater body once, so that the installation work is difficult.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide an installation apparatus which has good installation workability and is resistant to earthquakes and the like.

[0007]

An installation device for an electric water heater according to the present invention includes a water heater main body having a plurality of installation legs on a bottom portion, and a rear leg located behind the water heater main body is mounted on a floor. The front leg of the water heater main body is detachably inserted into and engaged with a leg fixing bracket fixed to the surface, and the front leg positioned in front of the water heater main body is fastened and fixed to an anchor bolt fixed to the floor surface. A notch opening toward the notch, and a washer provided with a locking hole located near the notch, an anchor bolt being inserted through the notch, and a projection engaging with the locking hole. It is fastened and fixed to the anchor bolts through.

In the above structure, the locking hole is
It is provided on both sides of the notch.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 Hereinafter, Embodiment 1 of the present invention will be described with reference to FIGS. FIG. 1 is a side view of an electric water heater installation apparatus according to Embodiment 1 of the present invention, FIG. 2 is a front view of an electric water heater installation apparatus according to Embodiment 1 of the present invention, and FIG. FIG. 4 is a diagram illustrating a method of fixing a front leg according to the first embodiment, and FIG. 4 is a diagram illustrating a method of fixing a rear leg according to the first embodiment of the present invention.

1 and 2, reference numeral 1 denotes a water heater main body,
Reference numeral 2 denotes a front leg provided in front of the bottom of the electric water heater main body 1, and reference numeral 3 denotes a rear leg also provided in the rear of the bottom of the electric water heater main body 1. In this case, the bottom of the water heater main body 1 is provided. , One front leg 2 and two rear legs 3 are provided.

In FIG. 3, reference numeral 4 denotes a notch formed behind the surface of the front leg 2 which contacts the floor surface, and reference numerals 5 denote locking holes provided near both sides of the notch 4. Reference numeral 7 denotes a square washer provided with a protruding piece 6 which engages with the locking hole 5 of the front leg 2, 8 denotes an anchor bolt previously fixed to the floor surface, and 9 denotes a screw screwed to the anchor bolt 8 to fasten and fix the front leg 2. Nuts, 1
Reference numeral 2 denotes a round hole formed in the washer 7 for inserting an anchor bolt.

In FIG. 4, reference numeral 8 denotes an anchor bolt previously fixed to the floor, 9 denotes a nut, 10 denotes a U-shaped cross section, and a leg fixing bracket having a stepped portion 10a formed at an end surface. A round hole formed in the leg fixing bracket 10 for inserting an anchor bolt.

In the installation of the electric water heater having the above-mentioned configuration, when the installation is performed, first, as shown in FIG. 4, the leg fixing bracket 10 is fixed to the anchor bolt 8 with the nut 9.
Next, the rear leg 3 of the water heater main body 1 is inserted so as to be shifted from the front to the rear, and is inserted into and engaged with the step 10a of the leg fixing bracket 10 until the tip of the rear leg 3 abuts.

In this manner, on the front leg 2 side, as shown in FIG. 3, the anchor bolt 8 passes through the opening of the notch 4 from the side, so that the water heater main body 1 is not lifted without lifting the front leg 2 upward. It only needs to be moved backward.
In this state, the round hole 12 of the washer 7 is
Then, the protruding pieces 6 are engaged with the locking holes 5 provided on both sides of the notch 4, and finally, they are fastened and fixed with nuts 9.

When the nut 9 is tightened and fixed without using the washer 7 or when the washer 76 is simply used, if the nut 9 is slightly loosened due to an earthquake or the like, the water heater body 1 is It may move forward. In this regard, according to the configuration of the first embodiment, the locking hole 5 is provided near the notch 4, and the washer 7 having the protruding piece 6 engaged with the locking hole 5 is passed through the anchor bolt. Then, since the projection 6 of the washer 7 is engaged with and fixed to the locking hole 5 by being fixed by tightening with the nut 9, even if the nut 9 is slightly loosened due to an earthquake or the like, the projection of the washer 7 can be prevented. Since the piece 6 is engaged with the locking hole 5, the water heater main body 1 is securely attached without moving forward.

Since the locking holes 5 are provided near both sides of the notch 4, the position of the locking holes 5 is easy to see from the front, and the positioning of the locking holes 5 with the two protrusions 6 provided on the washer 7 is performed. Becomes easier. Further, the washer 7 itself is provided with two projecting pieces 6 on both sides, so that the strength can be increased and the washer 7 can be more firmly attached to the anchor bolt 8.

[0017]

According to the present invention, according to the present invention,
A notch that opens rearward, and a locking hole is provided near the notch, and at the time of installation, the anchor bolt is inserted through the notch by shifting the water heater main body rearward, Since the anchor bolt is tightened and fixed to the anchor bolt via a washer having a projection engaging with the locking hole, the anchor bolt passes from the side of the opening of the notch, so that the front leg or the water heater body is not lifted upward. , You only need to move the water heater body backward,
Workability during installation can be greatly improved. Also, the water heater body does not move forward due to an earthquake, etc.
It can be mounted more reliably.

Further, since the locking holes are provided in the vicinity of both sides of the notch, the position of the locking holes is easy to see from the front, and the alignment with the two protrusions provided on the washer becomes easy. Further, the washer itself is provided with two protruding pieces, so that the strength can be increased and the washer can be more firmly attached to the anchor bolt.

[Brief description of the drawings]

FIG. 1 is a side view of an electric water heater installation apparatus according to Embodiment 1 of the present invention.

FIG. 2 is a front view of the installation device for the electric water heater according to Embodiment 1 of the present invention.

FIG. 3 is a diagram showing a method of fixing a front leg according to the first embodiment of the present invention.

FIG. 4 is a diagram showing a method of fixing a rear leg according to the first embodiment of the present invention.

FIG. 5 is a diagram showing a method of fixing a rear leg in a conventional installation device for an electric water heater.

FIG. 6 is a view showing a method of fixing a front leg in a conventional installation device for an electric water heater.

[Explanation of symbols]

1 Water heater body, 2 Front legs, 3 Rear legs, 4 Notch, 5
Locking holes, 6 protruding pieces, 7 washers, 8 anchor bolts, 9 nuts, 10 foot fixing brackets, 11, 12, 13
Round hole.

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Ryuta Kitayama 4-1-1, Honcho, Chuo-ku, Osaka-shi, Osaka Inside Takenaka Corporation Osaka Main Store (72) Inventor Jiro Kuronaga Honcho, Chuo-ku, Osaka-shi, Osaka 4-1-1-13 Takenaka Corporation Osaka Main Store (72) Inventor Naoya Nagata 2-3-2 Marunouchi, Chiyoda-ku, Tokyo Mitsubishi Electric Corporation (72) Inventor Hiroo Okuno Chiyoda-ku, Tokyo 2-6-2, Machi, Mitsubishi Electric Engineering Co., Ltd. F-term (reference) 3L037 CA02 CB05 CC02

Claims (2)

[Claims] 1. A water heater main body provided with a plurality of installation legs at a bottom portion, and a rear leg located behind the water heater main body is removably inserted into and engaged with a leg fixing bracket fixed to a floor surface. And a front leg positioned in front of the water heater body fixed to an anchor bolt fixed to the floor surface, wherein the front leg of the water heater body has a notch opening rearward, and a notch located near the notch. An electric water heater, wherein an anchor bolt is inserted through the notch, and the anchor water is tightened and fixed to the anchor bolt via a washer having a protruding piece that engages with the anchor hole. Installation equipment. 2. The electric water heater installation apparatus according to claim 1, wherein the locking holes are provided on both sides of the notch.