JPH10318578A - Ventilation air-conditioning unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ventilation air-conditioning unit to be arranged in the room of a building and occupy no wide space since the unit is arranged along a wall surface, facilitate workability and eliminate a need to separately form an access door. SOLUTION: A body 7 approximately in a rectangular parallelopiped shape is provided to form an air inlet 1 on the indoor side and an air outlet 2 on the indoor side, and an air inlet 4 on the outdoor side and an air outlet 6 on the outdoor side. A blower 10 for exhaust and a blower 11 for feed are provided such that the longitudinal direction of the body 7 is the axial direction of the blower. A heat-exchanger 12 to effect heat-exchange between an exhaust flow and a feed flow is arranged below such that the longitudinal direction of the body 7 forms a lamination direction. A front panel 13 is arranged at the front of the body 7, the air inlet 1 on the indoor side is formed in the under surface of the body 7 and the air outlet 2 on the indoor side is formed in an upper surface. This constitution provides a ventilation air-conditioning unit to perform arrangement along a wall surface, improve workability, and eliminate a need to separately form an access door.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilation and air conditioning unit which is installed in a building and recovers heat while performing ventilation.

[0002]

2. Description of the Related Art Conventionally, as a ventilating air conditioning unit provided in a building, there has been one that is used by hanging it inside a ceiling as shown in FIG.

The configuration will be described below with reference to FIG. The main body 101 of the ventilation and air conditioning unit is installed inside the ceiling of the building by hanging bolts 102. An air blower and an air blower are provided in the main body 101, and the outdoor air to be supplied and the indoor air returning from the room are heated. A heat exchanger to be exchanged is provided, outdoor air is taken in by an outdoor suction duct 103 drawn in from outside, and a return duct 104 for returning indoor air is provided.
On the other side, there is an indoor outlet duct 10 serving as an outlet to the room.
Through 5, the air is blown into the room. Also, an outdoor exhaust port 106 for exhausting indoor air and an exhaust duct 1 are provided.
07, and the ceiling surface 108 is provided with an inspection opening 109 large enough for a person to inspect the main body.

As shown in FIGS. 9 to 11, an air outlet 112 of an air supply blower 111 is used as an air-conditioning unit of a floor type or the like.
13 are provided to face each other, the air supply flow sucked into the air supply chamber 115 from the outdoor air inlet 114 is sent to the heat exchanger 117 from the air supply passage 116 without passing through a duct or the like, Duct 11 communicating with the outdoors
8 was provided with an adapter 119.

[0005]

In such a conventional installation above a ceiling, depending on the building, the ceiling may be narrow and other piping may be arranged.
1 is difficult to install and suspend.
Since the duct is connected from both sides, it is difficult to construct the duct, and depending on the case, there is a problem that the main body 101 may not be suspended or may not be installed. In addition, there is a problem that the inspection port 109 must be provided, and there is a problem in work at a high place and in interior design.

In the floor-standing type configuration shown in FIGS. 9 to 11, the air blown out from the indoor side
The air is supplied from only a part of the upper part 2 to the room, so that the blowing area is small, so that the wind speed increases and the person feels cold, and the rotation sound of the air supply blower 111 leaks from the indoor side outlet 113 and the indoor air is leaked. There was a problem that people felt discomfort.

Further, since the main body needs to be downsized for installation in a room, the depth of the main body cannot be made large, and it is difficult and sufficient to secure an entrance area to the heat exchanger 117 and the air supply passage opening 116. There was a problem that the air sucked from the outdoor air inlet 114 could not be obtained.

Further, in the configuration in which the adapter 119 for connecting the duct 118 is provided in the air supply chamber 115 on the outdoor side, a sufficient space between the wall surface 122 and the main body 123 cannot be secured in order to enhance the interior property.
A method of applying a sealing material around the adapter 119 and inserting the sealing material into the duct 118 has been adopted as a method of connecting the ducts, and there is a problem that the processing after the duct connection is very difficult and causes a leak or the like. .

The present invention solves the above-mentioned problems, and can be installed along a wall surface in a room, has good workability, does not require a separate inspection port, and can be blown out from the entire indoor side outlet. A ventilation air-conditioning unit that can reduce noise, secure the inlet area of the air supply passage, easily connect ducts, improve workability, and securely attach filters. The purpose is to do.

[0010]

In order to achieve the above object, a ventilating and air-conditioning unit according to the present invention is provided with an exhaust blower having an axial direction in the longitudinal direction of a main body, and a ventilating air-conditioning unit arranged in parallel in the axial direction of the exhaust blower. An air supply blower, a heat exchanger disposed in the longitudinal direction of the main body such that the stacking direction is the axial direction of the blower, and a front panel detachably provided on a front surface of the main body. An indoor side outlet is provided on the upper surface, and an indoor side inlet is provided on the lower surface.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention is directed to a substantially rectangular parallelepiped main body having an indoor side inlet and an indoor side outlet, an outdoor side inlet and an outdoor side outlet, and having an open front surface, and the chamber inside the main body. An exhaust passage formed between the inside suction port and the outdoor air outlet, and an air supply passage formed between the outdoor suction port and the indoor air outlet; An exhaust blower provided in the passage, an air blower arranged in the axial direction of the exhaust blower and arranged in the air supply passage, and an intersection of the exhaust passage and the air supply passage A heat exchanger disposed in the longitudinal direction of the main body such that the stacking direction is the axial direction of the blower, and a front panel detachably provided on the front surface of the main body, and an indoor side on the upper surface of the main body. An air outlet is provided, and a room-side suction port is provided on the lower surface. The indoor-side air outlet can be a complicated duct work is unnecessary since the provision of the indoor side suction opening on the lower surface to the upper surface of the main body, it can be placed along the body wall of the room.

Also, the removal of the front panel facilitates the inspection work inside the main body.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

[0014]

【Example】

(Embodiment 1) As shown in FIGS.
And a substantially rectangular parallelepiped body 7 having an outdoor air inlet 4 provided through the indoor air outlet 2 and the air supply chamber 3 and an outdoor air outlet 6 provided through the exhaust chamber 5 and having an open front surface. Inside, an exhaust passage 8 is formed communicating the indoor suction port 1 and the outdoor air outlet 6, and an air supply passage 9 connecting the outdoor suction port 4 and the indoor air outlet 2 is formed. An exhaust blower 10 is provided in the exhaust passage 8 so that the longitudinal direction of the main body 7 is in the axial direction in the unit, and an air blower 11 is arranged in the axial supply passage 9 of the exhaust blower 10, The longitudinal direction of the main body 7 below the exhaust blower 10 and the air blower 11 so that the laminating direction at the intersection of the exhaust passage 8 and the air supply passage 9 is the axial direction of the exhaust blower 10 and the air blower 11. A heat exchanger 12 is arranged on the exhaust blower 10 side. It is provided a passage partition 10A.

A front panel 13 having a shape for closing the front opening of the main body 7 is detachably provided, and a blowout grill 14 is provided on the upper surface of the main body 7 so as to be detachable.
The air inlet 1 is disposed on the lower surface serving as the bottom of the main body 7, and the indoor air is blown to the air outlet 15 side of the air supply blower 11 using a lattice-like or mesh-like rigid body, preferably using a metal lath. Dispersion means 18 provided with a sound deadening material 17 for silencing the blown air flow is provided on a dispersion plate 16 formed substantially in the shape of an M toward the outlet 2 and dispersing the blown air flow in the longitudinal direction of the indoor side blow outlet 2.

Further, an air supply duct having a large cross-sectional area on the inlet side for guiding the supply air supplied from the outdoor suction port 4 to the supply chamber 3 below the heat exchanger 12 to the lower part of the heat exchanger 12. 19, an outdoor hood 20 provided in communication with the outdoor suction port 4 and an outdoor hood 21 provided in communication with the outdoor outlet 6 are provided on the outdoor side of the building.

In the above configuration, the main body 7 of the ventilation air conditioning unit is installed indoors, and the outdoor suction port 4 and the outdoor air outlet 6
When the ventilation air-conditioning unit is operated by communicating with the outside, the indoor air containing thermal energy is stored in the heat exchanger 12 through the exhaust passage 8 by the exhaust blower 10 and then exhausted to the outside from the outdoor outlet 6, On the other hand, the outdoor air is supplied to the air supply passage 9 from the outdoor air inlet 4 by the air supply blower 11, the heat energy stored through the heat exchanger 12 is recovered, and blown into the room from the indoor air outlet 2. It is possible to perform ventilation and air-conditioning that can perform ventilation while exchanging heat. Since the indoor side air outlet 2 is provided on the upper surface of the main body 7 and the indoor side air inlet 1 is provided on the lower surface of the main body 7, complicated duct construction is unnecessary. And the main body 7 can be installed indoors,
By removing the front panel 13, it is possible to easily perform the inspection work of the components inside the main body 7.

Further, the air blown from the air outlet 15 of the air supply blower 11 toward the indoor air outlet 2 is distributed to the dispersing means 1.
8 can be dispersed in the longitudinal direction of the indoor-side outlet 2 by the dispersion plate 16 and can be blown into the room from the entire indoor-side outlet 2 through the outlet grill 14, so that the air supply area can be increased.
The wind speed can be suppressed to a low level, and it is possible to prevent the user from feeling uncomfortable due to the air supply flow, and to form the M-shaped dispersion plate 16 so as to reduce the wind path resistance due to the dispersion plate 16. Thus, a reduction in efficiency can be mitigated.

The sound deadening material 17 provided in the dispersing means 18
, The air supply blower 1 discharged from the indoor side outlet 2
1 can be reduced, noise can be reduced, and the dispersing plate 16 formed of a grid-like or mesh-like rigid body is provided at the outlet 15 of the air supply blower 11 so that the user can use the outlet grill. Even when the user removes 14 and puts his hand in the main body 7, it is possible to prevent his / her hand from getting into the air supply blower 11 and prevent the rotating body from being injured.

Further, by providing the air supply duct 19 having a large inlet area below the heat exchanger 12, it is possible to sufficiently take in the necessary intake air without increasing the depth of the main body 7, and to obtain the heat. Even if the exchanger 12 is formed long in the longitudinal direction of the main body 7, the supply air is sufficiently distributed from the inlet of the supply duct 19 to the back, so that the heat exchange efficiency can be increased.

(Embodiment 2) As shown in FIG. 5, a connection opening 23 of an outdoor duct 22 communicating with an outdoor hood 20 provided outdoors in the air supply chamber 3 is formed.
The connection portion of the outdoor duct 22 into which is inserted is sealed with a sealing material 24 to be connected.

In the above configuration, by removing the front panel 13 also serving as an inspection port, a hand is inserted into the air supply chamber 3 from the front side or the side surface of the main body of the air supply chamber 3 to open the outdoor duct 22 and the connection opening 23. Since the duct connection can be performed by sealing the connection portion with the sealing material 24, the duct connection work can be easily performed, the sealing can be reliably performed, and the air leakage from the connection portion can be prevented.

In this embodiment, only the air supply chamber 3 side is described. However, the exhaust chamber side (not shown) is connected to an outdoor duct similarly to the air supply chamber 3 side, and is connected to the air supply chamber 3 side. It has the same effect.

(Embodiment 3) As shown in FIGS. 6 and 7, a ridgeline 25 is supported by a frame 26 and a front and rear support plate 2 is provided.
7 and a clip 29 provided with a freely openable and closable support for supporting the filter 28.
One or several of them are fixed to the frame 26 of the heat exchanger 12, and an adhesive and a screw are used as fixing means. Further, the clip 29 is stretched so as to be spread, and the filter 28 is attached to the heat exchanger 12, and then the clip 29 is bent so as to wrap the filter 28.

In the above configuration, the filter 28 can be fixed to the heat exchanger 12 by the clip 29 which can be freely opened and closed. Even when cleaning the filter 28, it can be securely fixed without requiring any tools for mounting or removing the filter 28, and does not take up space. A means for fixing the filter 28 is obtained.

[0026]

As is clear from the above embodiments, according to the present invention, the apparatus can be installed in a room of a building, and because it is installed along a wall surface, the workability is easy without requiring any place, and an inspection port is separately provided. It is possible to provide a ventilating air-conditioning unit having an effect that there is no need to provide.

Further, it is possible to provide a ventilating air-conditioning unit having an effect that air can be supplied into the room from the entire outlet grill, and leakage of sound from the blower from the outlet can be reduced.

Further, it is possible to provide a ventilating and air-conditioning unit having an effect that the area of the inlet of the air supply passage can be increased and secured so that a sufficient outdoor suction port can be obtained even if the depth of the main body is not large.

Further, the outdoor duct can be connected irrespective of the space between the main body and the wall surface, and there is an effect that it is possible to prevent the air from leaking from the connection portion between the outdoor duct and each chamber. A ventilation air conditioning unit can be provided.

Further, it is possible to provide a ventilating and air-conditioning unit having an effect that a filter can be easily attached to a heat exchanger, and a filter fixing means that is not easily attached and detached is obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an internal configuration of a ventilation air conditioning unit according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing an installation state of the ventilation and air conditioning unit.

FIG. 3 is an enlarged perspective view of the vicinity of an indoor air outlet of the ventilation and air conditioning unit.

FIG. 4 is an enlarged perspective view of the vicinity of an air supply duct and a heat exchanger of the ventilation air conditioning unit.

FIG. 5 is a cross-sectional view showing a state where an outdoor duct is connected to the ventilation and air conditioning unit according to the second embodiment of the present invention.

FIG. 6 is a perspective view showing attachment of a filter to a heat exchanger of a ventilation air conditioning unit according to a third embodiment of the present invention.

FIG. 7 is a side view showing a state where a filter is attached to the heat exchanger.

FIG. 8 is a side view showing an installation state of a conventional ventilation air conditioning unit.

FIG. 9 is an enlarged perspective view of the vicinity of an indoor air outlet of the ventilation and air conditioning unit.

FIG. 10 is an enlarged perspective view of an area around an outdoor suction port and a heat exchanger of the ventilation and air conditioning unit.

FIG. 11 is a cross-sectional view showing a state in which the ventilation and air conditioning unit is connected to the duct.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 indoor side inlet 2 indoor side outlet 3 air supply chamber 4 outdoor side inlet 5 exhaust chamber 6 outdoor side outlet 7 main body 8 exhaust passage 9 air supply passage 10 exhaust blower 11 air supply blower 12 heat exchanger 13 Front panel 15 Air outlet 16 Dispersion plate 17 Noise reduction material 18 Dispersion means 19 Air supply duct 22 Outdoor duct 23 Connection opening 24 Sealing material 26 Frame frame 28 Filter 29 Clip

Claims (5)

[Claims] 1. A substantially rectangular parallelepiped main body having an indoor-side suction port and an indoor-side air outlet, and an outdoor-side air inlet and an outdoor-side air outlet, the front surface of which is open, and the indoor-side air inlet and the outdoor-side inside the main body. An exhaust passage formed in communication with the air outlet, an air supply passage formed in communication with the outdoor air inlet and the indoor air outlet, and an axial direction provided in the longitudinal direction of the main body, and disposed in the exhaust gas passage. An exhaust blower, and an air blower that is arranged in the axial direction of the exhaust blower and is disposed in the air supply passage.
A heat exchanger disposed in the longitudinal direction of the main body such that the stacking direction is the axial direction of the blower at the intersection of the exhaust passage and the air supply passage, and a front panel detachably provided on the front surface of the main body. A ventilation air-conditioning unit comprising: an indoor-side air outlet provided on an upper surface of the main body; and an indoor-side air inlet provided on a lower surface. 2. The air blower according to claim 1, further comprising a dispersing plate provided on the outlet side of the air supply blower, the dispersing plate for dispersing the blown air flow and a sound deadening material for silencing the blown air flow. Ventilation air conditioning unit. 3. The ventilation and air conditioning unit according to claim 1, further comprising an air supply duct having a large sectional area on an inlet side for sending suction air taken in from an outdoor air inlet to the heat exchanger, below the heat exchanger. 4. A connection opening for an outdoor duct communicating with the outside is formed in an air supply chamber provided in the main body and connected to an outdoor-side suction port and an exhaust chamber connected to an outdoor-side exhaust port. The ventilation air-conditioning unit according to claim 1, wherein a connection portion of the outdoor duct inserted into the ventilation unit is sealed. 5. The ventilation and air conditioning unit according to claim 1, wherein a plurality of openable and closable clips for attaching a filter to the frame of the heat exchanger are provided.