JPH05133582A - Ventilator - Google Patents

Abstract

PURPOSE:To obtain a simple and harmonious indoor atmosphere by forming independent two-line vent passages, and providing a decoration panel in which a heat exchanger, a heat insulator and a speaker are mounted. CONSTITUTION:Independent two-line vent passages (air supply vent passage and air discharge vent passage) are formed, a heat exchanger 3 is provided, and a heat insulator is laminated. Accordingly, a body box 2 for forming a structure having excellent acoustic effect in which a resonance scarcely occurs and a reverberation is small becomes a speaker box adapted for a speaker 10 mounted on a decoration panel 6, and it is not necessary to separately provide a speaker for informing means such as a BGM, a guidance broadcasting. A sound absorber to be used also as a vent guide provided behind the panel 6 improves acoustic characteristics of the speaker 10 and smooths a flow of sucking and discharging air. Thus, a simple and harmonious indoor atmosphere can be obtained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilator which is constructed of a decorative panel on the indoor side, and whose main body is attached to the ceiling or the like and is connected to an air blower to supply and exhaust air with heat exchange.

[0002]

2. Description of the Related Art Ventilation devices of this type have been widely used as one of the main devices for air-conditioning ventilation devices for buildings and public facilities. The basic structure is composed of a box-type main body that is attached to the back of the ceiling and the like, and a decorative panel that is attached to the main body and that constitutes a substantial air supply and exhaust port on the ceiling surface. In the main body, two ventilation passages for air supply and exhaust, which are partially formed by each working fluid passage of the heat exchange element, are configured in an independent state, and a blower that forms an exhaust flow and a supply airflow are formed in each ventilation passage. A blower device mainly including a blower that forms a fan is connected.

In the ventilation device having the above-mentioned structure, each ventilation passage of the main body is connected to the outside of the room by a duct through each ventilation device, so that fresh outside air is supplied into the room and exhaust of polluted room air to the outside is performed. This is done through a built-in heat exchange element.

[0004]

SUMMARY OF THE INVENTION The ventilation device as described above can perform supply / exhaust ventilation with less fluctuation in state quantities such as indoor temperature, and has less energy loss due to ventilation, so that the ventilation device in buildings, public facilities, etc. Is suitable as However, since many things such as lighting fixtures and speakers for guide broadcasting have been conventionally installed on the ceiling in such places, installing a ventilation device makes the ceiling surface more complicated and creates a harmonious indoor atmosphere. It tends to be difficult.

Since the ventilation device requires a duct piping space as well as a blower, the ceiling above the ceiling is suitable as an installation place in order to prevent the room from being narrowed. For example, the ceiling is not necessarily suitable as an installation place for the acoustic device. Absent. That is,
Most of the ceilings of buildings are continuous spaces, and if you ignore the acoustic effect of this space, the sound of the speaker attached to the ceiling of a particular room will echo in other rooms, and the sound itself will be of a high quality. It's not good. So, in actual construction,
The speaker must be a speaker device with a speaker box, or the speaker box must be mounted on the ceiling with a sound absorbing material or the like.

[0006] It is an object of the present invention to provide a ventilator which does not compete with a speaker for a mounting location and which has a sufficiently satisfactory function as a speaker device to obtain a simple and harmonious indoor atmosphere.

[0007]

A ventilator according to the present invention is mounted in a space such as a space above a ceiling, and one end of each of two heat-exchangeable ventilation passages internally formed on an indoor surface is divided. Opened in the state, the connection end of each ventilation passage is opened separately on the other side, and the inner surface is covered with a heat insulating material The speaker is installed in a functional state toward the indoor side.

Further, in another ventilation device according to the present invention, in particular, the speaker is attached between the opening ends of the interior of the decorative panel, and the back of the speaker is wrapped with a sound absorbing member also serving as an arch-shaped ventilation guide. Is.

[0009]

In the ventilator according to the present invention, two independent air passages are formed, the heat exchange element is provided, and the heat insulating material is stretched. The main body box having an excellent configuration serves as a suitable speaker box for the speaker attached to the decorative panel, and it is not necessary to separately provide a speaker for BG, guide broadcasting, and other notification means.

Further, in another ventilator according to the present invention, the sound absorbing member provided especially behind the decorative panel improves the acoustic characteristics of the speaker and smoothes the flow of the intake / exhaust flow in the part.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a vertical sectional side view of a ventilation device showing an embodiment of the present invention, and FIG. 2 is a plan view from the side of a decorative panel.

The illustrated ventilator is the main constituent of an air-conditioning ventilator, and the basic structure of the ventilator connected to the air blower for forming the supply / exhaust flow is the same as that which is generally well known. That is, as shown in FIG. 1, a box-shaped structure having an open lower surface of a rectangular parallelepiped is formed, and a laminated heat exchange element 3 is incorporated in the center of a main body box body 2 having an inner surface lined with a heat insulating material 1. An air supply inlet 4 is provided on one surface of the main body box 2, and an exhaust outlet 5 is provided on the opposite surface. A decorative panel 6 is attached to the lower surface of the main body box 2 in a lid-like manner and is attached along the ceiling surface. The decorative panel 6 is provided with an exhaust air inlet 7 and an air supply outlet 8 which are open to the inside of the room and are separated from each other by a partition structure 9 on both sides of the heat exchange element 3. The exhaust suction port 7 communicates from one side of the decorative panel 6 to the opening end of the exhaust ventilation passage opened on the lower surface of the main body box 2, and one of the operation is arranged obliquely upward from below the heat exchange element 3. It reaches the exhaust outlet 5 through the fluid passage and is connected to an exhaust blower of a blower (not shown). Also, the air intake port 4
Is an opening of a supply air passage which is connected to a supply air blower of a ventilation device and is opened on the lower surface of the main body box body 2 through the other working fluid passage arranged obliquely downward from above the heat exchange element 3. It connects to the air supply outlet 8 on the other side of the decorative panel 6 via the end. In the air blower in which the exhaust air blower and the air supply air blower are incorporated, respective air supply and exhaust ventilation passages are connected to the outside through a duct.

On the decorative panel 6, a speaker 10 is fitted and fixed between the exhaust air suction port 7 and the air supply air outlet 8 so as to be directed toward the indoor side. Except for the front part of the speaker 10, it is housed on the back side of the decorative panel 6. The partition wall structure 9 that separates the exhaust suction port 7 and the supply air outlet port 8 has a decorative panel 6.
Is composed of an arch-shaped sound absorbing member 11 formed of a sound absorbing material such as a sound absorbing plastic attached to the back surface of the speaker and a sealing material 12 on the heat exchange element 3 side, and the arch-shaped sound absorbing member 11 wraps the back surface of the speaker 10. The acoustic characteristics on the back side of the speaker 10 are improved, the air supply / exhaust sound is reduced, and the shape thereof serves as an airflow guide function for smoothing the intake / exhaust flow to the main body box 2 side.

A main body of the ventilation device having the above-mentioned structure is attached to a space above the ceiling, and the air supply ventilation passage and the exhaust ventilation passage are connected to the outside by ducts via the air blower to perform the heat exchange ventilation function. The decorative panel 6 is attached to the lower surface of the main body box 2 along the ceiling surface, fresh fresh air is supplied from the air supply outlet 8 thereof, and polluted indoor air is sucked from the exhaust air inlet 7. The speaker 10 incorporated in the decorative panel 6 is connected to the output system of the audio device or the broadcasting device, and independently operates as an output unit of the audio device or the broadcasting device. This speaker 10 is not a bare speaker, but has an independent air supply and exhaust air passage in which a heat insulating material 1 is stretched, a heat exchange element 3 is built in, and the speaker itself does not resonate easily and has little reverberation. The main body box body 2 having an excellent configuration in terms of the above constitutes a speaker device which becomes a suitable speaker box for the speaker 10 together with the mounting of the decorative panel 6 and thus completes the BG, the guide broadcast and other notifications. As a result, the function does not require a separate speaker.

As shown in FIG. 3, a plurality of speakers 10 having different tone range characteristics may be provided to upgrade the speaker device.

[0016]

As is apparent from the above description of the embodiments, according to the present invention, two independent air passages are formed, a heat exchange element and a heat insulating material are provided, and the acoustic waves are less likely to resonate and have less reverberation. The body box, which is also excellent in terms of effects, becomes a suitable speaker box for the speaker attached to the decorative panel, and it is not necessary to separately provide a speaker for BG, guide broadcasting, and other notification means. A ventilation device that can realize a simple and harmonious indoor atmosphere that fully functions as a speaker device without competing with the installation location can be obtained.

Further, according to another ventilator of the present invention, the sound absorbing member provided especially behind the decorative panel improves the acoustic characteristics of the speaker and smoothens the flow of the airflow in the relevant part, thereby reducing the airflow noise. Also has the effect of reducing.

[Brief description of drawings]

FIG. 1 is a vertical sectional side view of a ventilation device according to an embodiment of the present invention.

FIG. 2 is a plan view showing the ventilation device of FIG. 1 from the decorative panel side.

FIG. 3 is a plan view showing a ventilation device of another embodiment of the present invention from the decorative panel side.

[Explanation of symbols]

 1 Heat Insulation Material 2 Body Box 3 Heat Exchange Element 4 Air Supply Suction Port 5 Exhaust Outlet 6 Decorative Panel 10 Speaker 11 Sound Absorbing Member

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[Procedure amendment]

[Submission date] July 29, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0009

[Correction method] Change

[Correction content]

[0009]

In the ventilator according to the present invention, two independent air passages are formed, the heat exchange element is provided, and the heat insulating material is stretched. body box body which forms an excellent configuration becomes a preferred speaker box speakers attached to the decorative panel needs not to separately provided the <br/> speaker for BG M and announcement other notification means.

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0014

[Correction method] Change

[Correction content]

A main body of the ventilation device having the above-mentioned structure is attached to a space above the ceiling, and the air supply ventilation passage and the exhaust ventilation passage are connected to the outside by ducts via the air blower to perform the heat exchange ventilation function. The decorative panel 6 is attached to the lower surface of the main body box 2 along the ceiling surface, fresh fresh air is supplied from the air supply outlet 8 thereof, and polluted indoor air is sucked from the exhaust air inlet 7. The speaker 10 incorporated in the decorative panel 6 is connected to the output system of the audio device or the broadcasting device, and independently operates as an output unit of the audio device or the broadcasting device. This speaker 10 is not a bare speaker, but has an independent air supply and exhaust air passage in which a heat insulating material 1 is stretched, a heat exchange element 3 is built in, and the speaker itself does not resonate easily and has little reverberation. body box member has excellent construction and a plane 2, since constitute a speaker device was completed by a suitable speaker box speaker 10 together with the mounting of the decorative panel 6, BG M and announcement other It fulfills the function that does not require a separate speaker for the notification means.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0016

[Correction method] Change

[Correction content]

[0016]

As is apparent from the above description of the embodiments, according to the present invention, two independent air passages are formed, a heat exchange element and a heat insulating material are provided, and the acoustic waves are less likely to resonate and have less reverberation. body box body which forms a good structure in terms of effect, becomes a suitable speaker box speakers attached to the decorative panel, since it is not necessary to separately provided speakers for BG M and announcement other notification means,
It is possible to obtain a ventilation device that can realize a simple and harmonious indoor atmosphere that does not conflict with the speaker and the installation location and that also functions sufficiently as a speaker device.

[Procedure amendment 4]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 1

[Correction method] Change

[Correction content]

[Figure 1]

 ─────────────────────────────────────────────────── ─── Continued Front Page (72) Inventor Mitsuhiro Yoshida 2-3-3 Marunouchi, Chiyoda-ku, Tokyo Sanryo Electric Co., Ltd.

Claims (2)

[Claims] 1. One end of each of the two systems of ventilation passages, which are installed in a space such as a space above the ceiling, and which is internally configured, is opened in a compartment side surface, and the connection end of each ventilation passage is individually formed on the other surface. The main body box body is attached to the inner side surface of the main body box body in a lid-like shape, and the main body box body has a closed box form. And a decorative panel provided along a ceiling surface or the like that connects the respective ventilation passage ends to the indoor opening end formed in a divided state, and a part of each ventilation passage of two systems is provided in the main body box body. A ventilation device comprising a heat exchange element configured to be capable of heat exchange, and a speaker is functionally attached to the decorative panel toward the indoor side. 2. The speaker is attached between the opening ends of each interior of the decorative panel, and the back of the speaker is wrapped with a sound absorbing member that also functions as a ventilation guide formed in an arch shape. Ventilation system.