JP3250943B2 - Air supply electric shutter mounting frame - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention
The present invention relates to an air supply electric shutter mounting frame used when attaching an air supply electric shutter used as a ventilation port in conjunction with a ventilation fan to a concrete wall.

[0002]

2. Description of the Related Art In recent years, many buildings with high airtightness have been provided in order to obtain an environment based on indoor air. If the air supply shutter is not formed, sufficient ventilation will not be possible, so the demand for the air supply electric shutter mounting frame has been increased so that it can be easily installed when installing the air supply electric shutter used as an intake to take in fresh air on the wall. ing.

Conventionally, as shown in FIGS. 4 and 5, this type of air supply electric shutter mounting frame is provided on a wall 102 in the form of a cylinder having a ventilation passage formed therein and having a convex portion 101 on the outer periphery of a central portion. It had a cylindrical body 103 and a flange 104 welded to the cylindrical body 103, and provided a main body mounting pin 105 welded to the wall 102 side of the flange 104. The body mounting pin 105 had a threaded hole from the flange 104 side. And the air supply electric shutter 106
Was attached to the main body mounting pin 105 with a screw 107.

In the above configuration, when the cylindrical body 103 of the air supply electric shutter mounting frame is buried in the wall 102, the duct 10
8 was inserted into the cylindrical body 103 and taped with aluminum tape 109 so that there was no gap. And the cylinder 10
The third flange 104 was mounted on the concrete surface 110 by floating the flange 104 by the thickness of the heat insulating material 111, and the gap between the cylindrical body 103 and the concrete opening of the wall 102 was filled with mortar 112.

[0005]

In such a structure of the conventional air supply electric shutter mounting frame, the main body mounting pin 105 is not provided.
Is short and the concrete surface 110
The gap between the cylinder 103 and the concrete opening of the wall 102 must be mounted while filling the gap with the mortar 112 while measuring so that the gap of 04 becomes the thickness of the heat insulating material. was there.

SUMMARY OF THE INVENTION It is a first object of the present invention to solve the above-mentioned problems, and it is a first object of the present invention to provide an air-supplying electric shutter mounting frame which can be easily positioned simply by abutting a tip of a main body mounting pin on a wall.

A second object is to make it possible to freely adjust the length of the main body mounting pin.

[0008] A third object is to make the length of the main body mounting pin easily recognizable.

[0009]

In order to achieve the first object, an air supply electric shutter mounting frame according to the present invention comprises a cylindrical sleeve mounted on an opening provided in a wall portion. Having an opening provided on the indoor side of the sleeve,
A flange portion formed so as to protrude outwardly, and a screw hole of a mounting screw therein is provided on the wall side of the flange portion, and the main body of the air supply electric shutter has a shape in which the tip abuts on the wall portion. And a main body mounting pin attached to the wall, and the main body mounting pin is formed such that the flange portion substantially matches the thickness of the heat insulating material provided on the surface of the wall portion.

In order to achieve the second object, a second
Means is provided such that the main body mounting pin is movably provided in the penetrating direction of the flange portion, and the length of the main body mounting pin projecting toward the wall portion side of the flange portion is adjusted.

Further, in order to achieve the third object, the third
Means has a configuration in which a mark indicating the adjustment length is provided on the body mounting pin.

[0012]

According to the first aspect of the present invention, when the air supply electric shutter mounting frame is mounted on the wall, only one end of the main body mounting pin needs to be in contact with the wall. It is not necessary to attach while measuring so as to float, and it can be easily positioned and attached.

Also, since the length of the main body mounting pin can be adjusted, it is possible to cope with heat insulating materials having different thicknesses.

Further, since the mark is attached to the main body mounting pin, the length can be known immediately, so that the length can be easily adjusted.

[0015]

1 to 3 show an embodiment of the present invention.
This will be described with reference to FIG.

As shown in the figure, a convex portion 3a is formed on the outer periphery of substantially the center of a cylindrical sleeve 3 mounted on an opening 2 provided in a wall portion 1.
And a cylinder 4 is welded to the outer periphery of the indoor side end 3b of the sleeve 3. An opening 6 serving as a ventilation path 5 is provided at the other end of the cylinder 4, and a flange portion 7 formed outward is welded. You.
A main body mounting pin 9 adjusted to the same length as the thickness of the heat insulating material 8 provided on the surface of the wall portion 1 is screwed to the wall portion side 7a of the flange portion 7 in a direction in which the flange portion 7 penetrates. On the flange 7 side of the mounting pin 9, a screw hole 9a for a mounting screw 10a of the main body 10 of the air supply electric shutter is provided.
Further, a screw is provided on the outer periphery of the main body mounting pin, and a nut 11 is provided.
Are screwed together and fastened to the flange portion 7 by a nut 11 so as not to be loosened. Marks 9b are provided on the main body mounting pins 9 at intervals of 1 mm.

In the above configuration, when the air supply electric shutter mounting frame is mounted, the length of the main body mounting pin 9 provided on the flange portion 7 so as to substantially match the thickness of the heat insulating material 8 provided on the surface of the wall portion 1. The nut 11 is loosened, and the length of the main body mounting pin 9 projecting from the flange portion 7 toward the wall portion 2 is adjusted by marks 9b provided at 1 mm intervals.
After fixing the body mounting pin 9 to the flange portion 7 by
The duct 3 is connected to the sleeve 3, and the sleeve 3 taped so that no gap is formed is attached to the opening 2 provided in the wall 1.

Then, the tip of the main body mounting pin 9 provided on the flange portion 7 contacts the surface of the wall portion 1 to perform positioning,
The gap between the opening 2 of the wall 1 and the sleeve 3 and the duct 12 is filled with mortar 13, and thereafter, a heat insulating material 8 is attached to the surface of the wall 1 outside the flange 7, and a cloth (shown in FIG. To finish.

As described above, according to the air supply electric shutter mounting frame of the present invention, the main body mounting pin 9 for mounting the main body 11 of the air supply electric shutter is provided on the wall side 7a of the flange portion 7 and is provided on the wall portion 1. Since the main body mounting pin 9 is formed in a state where the tip of the main body mounting pin 9 is in contact with the wall portion 1 so that the flange portion 7 substantially matches the thickness of the heat insulating material 8, the front end of the main body mounting pin 9 is connected to the wall portion. By making contact with 1, the positioning of the flange portion 7 becomes possible, and the mounting becomes easy without any trouble.

Further, since the main body mounting pin 9 is screwed into the flange portion 7 so as to be movable, the length of the main body mounting pin 9 from the wall portion side 7a of the flange portion 7 to the surface of the wall portion 1 is reduced.
It can be easily adjusted according to the thickness of the heat insulating material 8.

The main body mounting pins 9 are provided with marks 9b at intervals of 1 mm so that the length of the main body mounting pins 9 protruding from the wall 7a of the flange portion 7 can be recognized. The adjustment of the height can be easily adjusted by means of the marks 9.

In the embodiment, the main body mounting pin 9 has a length of 1 m.
It is assumed that the mark 9b is provided at m intervals, but it is sufficient that the mark is provided at a constant interval, and there is no difference in the operation and effect.

Further, in the embodiment, a screw is provided on the outer periphery of the main body mounting pin 9 and the nut 11 is tightened so as not to loosen with the flange portion 7. It does not matter if there is no difference in the effects.

[0024]

As is apparent from the above embodiments, according to the present invention, a tubular sleeve mounted on an opening provided in a wall portion, and an opening serving as a ventilation passage provided on the indoor side of the sleeve. Having a flange portion formed to protrude outward,
A body mounting pin having a threaded hole for a mounting screw on the wall side of the flange and having a tip abutting against the wall, and mounting a main body of the air supply electric shutter with the mounting screw; Since the main body mounting pin is formed so that the flange portion substantially matches the thickness of the heat insulating material provided in the
An air supply electric shutter mounting frame that can be easily positioned can be provided.

Further, since the main body mounting pins are provided so as to be movable in the direction of penetrating the flange portion and the length of the main body mounting pins projecting toward the wall portion of the flange portion is adjusted, heat insulating materials having different thicknesses can be used. Can be easily mounted in correspondence.

Further, since a mark indicating the adjustment length is provided on the main body mounting pin, the main body mounting length can be easily adjusted.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing an attached state of an air supply electric shutter attachment frame according to an embodiment of the present invention.

FIG. 2 is a front view of the same air supply electric shutter mounting frame.

FIG. 3 is a cross-sectional view showing a mounting state in which the length of a main body mounting pin of the air supply electric shutter mounting frame is adjusted.

FIG. 4 is a cross-sectional view showing a mounting state of a conventional air supply electric shutter mounting frame.

FIG. 5 is a front view of the air supply electric shutter mounting frame.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Wall part 2 Opening 3 Sleeve 5 Ventilation path 6 Opening 7 Flange part 7a Wall side 8 Heat insulation material 9 Main body mounting pin 9a Screw hole 9b Mark 10 Main body 10a Mounting screw

Claims (3)

(57) [Claims] 1. A flange having a cylindrical sleeve mounted on an opening provided in a wall portion and an opening serving as a ventilation path provided on the indoor side of the cylindrical sleeve, and formed to protrude outward. And a body mounting pin that has a screw hole for a mounting screw inside the wall portion side of the flange portion, and a main body mounting pin for mounting the main body of the air supply electric shutter with the mounting screw in a shape in which the tip comes into contact with the wall portion, An air supply electric shutter mounting frame having a main body mounting pin formed so that the flange portion substantially matches the thickness of the heat insulating material provided on the wall surface. 2. The air supply electric shutter according to claim 1, wherein the main body mounting pin is movably provided in a penetrating direction of the flange portion, and a length of the main body mounting pin protruding toward a wall portion side of the flange portion is adjusted. Mounting frame. 3. The air supply electric shutter mounting frame according to claim 1, wherein a mark for indicating the adjustment length is provided on the main body mounting pin.