JP2000121141A - Air conditioning box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enhance the efficiency of a work for connecting a plurality of ducts without causing any damage on the appearance of ceiling face by fixing fan adapter for connecting a ventilation or cooling/heating duct and a shielding plate selectively to each of a plurality of openings. SOLUTION: An air conditioning box body 1 has a vent 2 in the lower surface thereof and a plurality of openings 4 in four sides thereof wherein the opening 4 is fixed selectively with an adapter 6 for conducting a ventilation or cooling/ heating duct 5 to the inside of the body 1, and a shielding plate 7. The body 1 has breadthwise dimension slightly smaller than that of the space between beams 3 stretched in the ceiling. A decoration frame 8 having a vent 8a communicating with the vent 2 is applied to the lower surface of the body 1 while covering the vent 2 from the indoor side. An adapter 6 is fixed to each of three openings 4 made in two side face of the body 1 in the extending direction of the beam 3 and the shielding plate 7 is fixed to each of other openings 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air-conditioning box mounted on a ceiling and intended for ventilation or air conditioning.

[0002]

2. Description of the Related Art In recent years, there has been an increasing interest in efficiently performing air conditioning by systematically performing ventilation and cooling / heating in an entire house, rather than in individual rooms. What is required when performing air conditioning in a system is an air conditioning box. A conventional air conditioning box will be described with reference to FIG.

[0003] As shown in the figure, a box-shaped main body 101 comprises:
A vent (not shown) communicating with the room is provided on the lower surface, and an adapter 103 for communicating and connecting the duct 102 and the inside of the main body 101 is provided on one side.

[0004] The air-conditioning box provided with the main body 101 configured as described above is installed behind the ceiling. When the entire house is systematically air-conditioned, a large amount of air is required to be processed by the air-conditioning box, but only an air vent and an adapter 103 connected to one duct 102 are required. A single air-conditioning box has a shortage of air volume, and a plurality of air-conditioning boxes are arranged side by side between beams 104 stretched behind the ceiling.

[0005]

With such a configuration of the conventional air-conditioning box, when a large air volume is required,
It was necessary to attach a plurality of air-conditioning boxes each having a main body 101 that could be attached to the narrowed space A due to the joists and beams 104 and the like, and much labor and time was required for the installation work, resulting in poor work efficiency. Further, since a plurality of air-conditioning boxes are attached, a plurality of vents also appear on the ceiling surface, and there is a problem that the beauty of the ceiling surface is impaired.

In some cases, duct piping cannot be performed due to joists, beams 104, or the like. Furthermore, since this type of air-conditioning box needs to be connected to a duct before the ceiling wall is stretched, there is a case where a contractor needs to adjust the time when the air-conditioning box is installed and the time when the ceiling wall is stretched.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and can be mounted in a space which is restricted by a joist or a beam, or the like, in which the installation space of the equipment is narrowed or the piping direction of a duct is restricted. A first object is to provide an air-conditioning box which can be connected to a plurality of ducts, has good working efficiency, and does not impair the beauty of the ceiling surface.

It is a second object of the present invention to enable the duct direction of the duct to be arbitrarily selected. A third object is to make it easy to connect the duct even when the air conditioning box is attached after the ceiling wall is stretched.

It is a fourth object of the present invention to improve the workability of fixing the air conditioner box main body and the adapter.

[0010]

In the air-conditioning box of the present invention, a box-shaped main body which is installed behind a ceiling and has a vent on the lower surface communicating with the room, and the vent of the main body is connected to the indoor side. The main body has a width slightly smaller than the interval between joists and beams stretched behind the ceiling, and has a plurality of openings on a plurality of side surfaces, and these openings are provided for ventilation or cooling / heating. The adapter that connects the duct and the shield plate are selectively attached.

According to the present invention, the apparatus can be installed in a space which is restricted by a joist, a beam, or the like, or in which the installation space of the equipment is narrowed or the piping direction of the duct is restricted.
Multiple duct connections are possible, work efficiency is good, only one vent is visible on the ceiling surface, and the beauty of the ceiling surface is not impaired.
An air conditioning box can be provided.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is directed to a box-shaped main body which is installed behind a ceiling and has a ventilation hole on the lower surface communicating with the room, A decorative panel for covering from the indoor side, wherein the main body has a width slightly smaller than an interval of a joist, a beam or the like stretched behind the ceiling, provides a plurality of openings on a plurality of side surfaces, and ventilates or opens these openings. The adapter for connecting the duct for cooling and heating and the shield plate are configured to be selectively attached.One air conditioning box can be installed in a narrow space between joists and beams, etc. In this installation state, A plurality of ducts can be attached to the openings on the side of the main body that do not face the joists and beams via an adapter.If the joists and beams do not interfere with the ducts, You can also connect Opening not connected to ducts, so that the blocked by the shielding plate.

Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIGS.

(Embodiment 1) As shown in FIG. 1, a main body 1 of an air-conditioning box is box-shaped, has ventilation holes 2 on a lower surface, and has a plurality of openings 4 on four side surfaces. Openings 4
In this configuration, an air conditioner duct 5 for performing ventilation or cooling / heating is connected to an adapter 6 communicating with the inside of the main body 1 and a shield plate 7 for closing the opening 4 is selectively attached.

The width of the main body 1 having the above structure is slightly smaller than the narrow space between the beams 3 stretched behind the ceiling, and can be installed between the beams 3. At the time of this installation, a ventilation port 8 a communicating with the ventilation port 2 is provided on the lower surface of the main body 1.
Is provided so as to cover the ventilation opening 2 from the indoor side. Adapters 6 are attached to three openings 4 provided on two side surfaces of the main body 1 extending in the direction in which the beams 3 extend, and shielding plates 7 are attached so as to shield the other openings 4.

As described above, according to the air-conditioning box of the first embodiment of the present invention, the air-conditioning box is provided with the main body 1 which is large enough to handle a large amount of air and can be connected to a plurality of ducts 5. It can be processed by one unit when required, and the plurality of ducts 5 can be connected to the opening 4 on the side surface of the main body 1 via the adapter 6 according to the piping direction not restricted by the beam 3. Since it is possible, the efficiency of the installation work of the air conditioning box is greatly improved, and the number of the decorative panels 8 located on the ceiling surface is one, so that the beauty of the ceiling surface is not impaired.

When the beam 3 does not hinder the piping of the duct 5, the duct 5 can be connected by attaching an adapter 6 to the opening 4 on the side surface of the main body 1 facing the direction of the beam 3.

(Embodiment 2) As shown in FIG. 2, a plurality of openings 4 are provided on the top surface of the main body 1 as compared with Embodiment 1 described above.
The adapter 4 for connecting the duct 5 and the shielding plate 7 are selectively attached to the opening 4.

In the air-conditioning box having the above configuration, the adapter 6 is connected to the opening 4 provided on the top surface when the beam 3 obstructs the duct 5 in either the front-rear direction or the left-right direction. Thus, the duct 5 can be piped upward.

Although not shown in the figure, it is possible to appropriately select the openings on the side surface and the top surface of the main body 1 and attach the adapter 6 and connect the duct 5 to connect the piping, depending on the state of extension of the beam. it can.

As described above, according to the air-conditioning box according to the second embodiment of the present invention, the degree of freedom in the piping direction of the duct 5 is increased, and the efficiency of the work of installing the air-conditioning box is further improved.

(Embodiment 3) As shown in FIG. 3, an adapter 6 attached to a side surface of the main body 1 includes a cylindrical connecting portion 6a for connecting the duct 5, and an adapter 6 connected to the main body 1.
6 having screw holes 6b for fixing to side surfaces of
(c) are formed integrally with a rectangular tubular intermediate portion (6d) provided therebetween to form one ventilation passage as a whole. As shown in FIG. 4, the outer dimensions of the connecting portion 6a and the intermediate portion 6d are smaller than the size of the opening 4 so that the adapter 6 can be inserted into the opening 4 of the main body 1 from the inside of the main body 1. .

As shown in FIG. 5, the opening 4 has a rectangular shape slightly larger than the outer diameter of the duct 5, and upper or lower edges of the four corners project inward, and the opening 4 extends in the vertical direction. Are located slightly larger than the height of the intermediate portion 6d of the adapter 6. The reason why the height of the intermediate portion 6d is not made substantially the same as the dimension of the opening 4 is that it is advantageous to make the height of the adapter 6 slightly lower than the obstacle behind the ceiling. Because.

In the above configuration, when connecting the duct 5 to the adapter 6, the duct 5 is previously drawn into the inside of the main body 1 from the opening 4, and the duct 5 in this state is connected to the connection portion 6 a of the adapter 6 inside the main body 1. After that, the connecting portion 6a and the intermediate portion 6d are inserted outward into the opening 4 and screwed through the screw hole 6b from inside the main body 1 to fix the flange 6c to the side surface.

When the adapter 6 to which the duct 5 is connected is attached, when the adapter 6 is inserted into the opening 4, the corner 6 e of the intermediate portion 6 d aligns with the positioning engagement portion 9 of the opening 4. Thus, the adapter 6 is positioned.

As described above, according to the air-conditioning box of Embodiment 3 of the present invention, the adapter 6 to which the duct 5 is connected can be attached from the inside of the main body 1, so that the ceiling wall is provided first by installing the main body 1. Even so, the connection between the main body 1 and the duct 5 can be performed later, so that there is no need for a contractor to adjust the time when the air-conditioning box is installed and the time when the ceiling wall is stretched. Further, even if the duct 5 is connected, if the adapter 6 is inserted into the opening 4, the position of the adapter 6 with respect to the opening 4 is definitely determined, and the workability is improved.

[0027]

As is clear from the above embodiment,
According to the air-conditioning box of the present invention, when a large air volume is required, the main body 1 has a size slightly smaller than the interval of joists, beams and the like stretched behind the ceiling, and can connect a plurality of ducts. A single unit can handle this air volume, and multiple ducts can be selected from multiple openings on the side of the main unit and connected to an adapter according to the direction not restricted by the beam. Workability is greatly improved, and one decorative panel located on the ceiling surface
Since the number of pieces is individual, an air-conditioning box having an effect that the beauty of the ceiling surface is not deteriorated can be provided.

Further, by providing an opening on the top surface of the main body in which the adapter and the shielding plate can be selectively attached, the workability of installing the air conditioning box is further improved.

Further, since the adapter to which the duct is connected can be attached from the inside of the main body, there is no need for a contractor to adjust the time when the air-conditioning box is installed and the time when the ceiling wall is extended.

Further, even if the adapter is connected to the duct, the adapter is easily and reliably positioned by the positioning engagement portion provided on the edge of the opening when the adapter is inserted into the opening from the inside of the main body. .

[Brief description of the drawings]

FIG. 1 is a perspective view showing an installation state of an air-conditioning box according to Embodiment 1 of the present invention.

FIG. 2 is a perspective view showing an installation state of an air conditioning box according to Embodiment 2 of the present invention.

FIG. 3 is a perspective view of an air conditioner box adapter according to Embodiment 3 of the present invention.

FIG. 4 is an exploded perspective view of the air conditioning box.

FIG. 5 is a front view of a state where a duct is drawn into an opening of the air conditioning box.

FIG. 6 is a front view showing a state where an adapter is inserted into an opening of the air conditioning box.

FIG. 7 is a cross-sectional view showing an installation state of a conventional air conditioning box.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body 2 Vent 3 Beam 4 Opening 5 Duct 6 Adapter 7 Shielding plate 8 Decorative panel 9 Positioning engagement part

Claims (4)

[Claims] 1. A box-shaped main body having a ventilation port installed on the underside of the ceiling and communicating with the room on the lower surface, and a decorative panel for covering the ventilation port of the main body from the indoor side.
The width is slightly smaller than the spacing of joists and beams stretched behind the ceiling, multiple openings are provided on multiple sides, and an adapter and shield plate for connecting ventilation or cooling / heating ducts to these openings can be selected. Air-conditioning box that is configured to be attached to. 2. The air-conditioning box according to claim 1, wherein an opening for selectively mounting an adapter and a shield plate is provided on a top surface of the main body. 3. The air-conditioning box according to claim 1, wherein an adapter to which the duct is connected is inserted into the opening from inside the main body and fixed from inside the main body. 4. The air-conditioning box according to claim 3, wherein a positioning engagement portion for positioning the adapter is formed along an outer peripheral corner of the adapter having a polygonal outer peripheral shape at an opening edge of the main body.