JP3126340B2 - Heat exchange air system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat exchange air system that uses a total heat exchanger for ventilation of a living room of an apartment house or the like and collects heat energy of exhaust air while performing ventilation.

[0002]

2. Description of the Related Art Conventionally, as this kind of heat exchange air system, those described in Japanese Utility Model Laid-Open No. 61-13222 and Japanese Utility Model Laid-Open No. 61-13223 are known.

The heat exchange air system will be described below with reference to FIG.
This will be described with reference to FIGS. As shown in FIG. 5, an opening 102 is provided on the bottom surface of
2 is provided, and the cover 103 is opened and closed,
The configuration was such that the total heat exchanger 104 was taken out or attached to the outside of the main body below the bottom surface.

Further, the main body is made thinner, and the exhaust duct and the outside air duct are partially overlapped.

In general, when the main body is installed in a building,
As shown in FIG. 6, the main body 101 is installed in the space 105 above the ceiling, and a renewal opening 106 for maintenance is provided on the bottom surface 10.
7, but was generally provided on the ceiling surface 108.

[0006] When the conventional heat exchange air system is installed in a symmetrical layout with a staircase sandwiched between condominiums such as condominiums as shown in FIG. Because it was provided at 108, the main body could not be installed upside down.

Therefore, the main body 101A is placed in the room A, and the main body 101A is placed in the room B.
01B was installed as shown in the figure.

[0008]

In such a conventional heat exchange air system, since the renewal opening 106 is always provided on the ceiling surface 108, it cannot be installed upside down. In addition, since the ducts through which the same type of air flows are not located at adjacent positions, there is a problem that the outside air OA and the exhaust EA of the adjacent main bodies cannot be combined into one duct.

Also, it is difficult to cross the ducts in a narrow space above the ceiling because the main body 101 is made thin and the exhaust duct and the outside air duct are partially overlapped.

[0010] Therefore, when the outside air OA of the main body 101A installed in the room A is taken out of the staircase, the exhaust EA of the main body 101B installed in the adjacent room B is also discharged to the same staircase. The exhaust EA of the main body 101B is directly drawn into the outside air OA of the main body 101A installed in the room A, and there is a problem that the air environment of the room A cannot be improved.

The present invention solves such a conventional problem. When a plurality of main units are installed in parallel, the same type of air in adjacent main units can be easily combined into one duct. It is a first object to provide an air system.

A second object of the present invention is to provide a heat exchange air system capable of preventing the deterioration of the air environment by directly sucking the exhaust of the main body of the adjacent room when installed in a symmetrical floor plan. .

[0013]

In order to achieve the first object, a heat exchange air system according to the present invention comprises, in a main body, an exhaust passage communicating between a room and the outside, a room and an outside. Having an air supply passage communicating with the air passage, the exhaust passage having an exhaust fan for sending room air to the passage, the air supply passage having an air supply fan for sending outside air to the passage, At the intersection of the exhaust passage and the air supply passage, there is a total heat exchanger for recovering the heat energy of the exhaust gas and transmitting it to the air supply. The opening provided on the top surface and the bottom surface has lids for covering the openings on the top surface and the bottom surface, respectively, and the main body is installed in the reverse direction. It is possible, and alternate installation in the normal direction and installation in the opposite direction In which it was installed a configurable number of units.

Further, in order to achieve the second object, the second
In the symmetrical layout of a building, one main unit is installed in the normal mounting direction, the other main unit is installed in the opposite direction, so that the exhaust of the main unit in the adjacent room is prevented from being directly sucked. It is.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is characterized in that the main body has an exhaust passage communicating between the room and the outside, and an air supply passage communicating the room and the outside. Has an exhaust fan for sending room air to the passage, an air supply fan for sending outside air to the passage in the air supply passage, and an exhaust fan at an intersection of the exhaust passage and the air supply passage. Having a total heat exchanger for recovering the thermal energy of the heat and transmitting it to the air supply, and having an opening for taking out the total heat exchanger to the outside of the main body on the top and bottom surfaces of the main body,
At the openings provided on the top surface and the bottom surface, lids for covering the openings are provided on the top surface and the bottom surface, respectively, so that the main body can be installed in the upside down direction. Are alternately installed, and when installed in parallel with a plurality of main bodies, the same type of air of adjacent main bodies can be easily collected into one duct.

According to a second aspect of the present invention, in a symmetrical floor plan building, one main body is installed in a regular mounting direction and the other main body is installed in the opposite direction, and the main body in an adjacent room is installed. Has the effect of directly sucking the exhaust gas and preventing the air environment from deteriorating.

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

[0018]

【Example】

(Embodiment 1) As shown in FIGS. 2 and 3, the main body 1 has an exhaust passage 2 communicating the room with the outside and an air supply passage 3 communicating the outside with the room. The exhaust fan 4 is driven by an exhaust motor 5 and sends room air to the exhaust passage 2. The air supply fan 6 is driven by an air supply motor 7 and sends outside air to the air supply passage 3. The total heat exchanger 8 provided at the intersection of the exhaust passage 2 and the air supply passage 3 is for recovering the heat energy of the exhaust gas and transferring it to the air supply. An opening 9a for taking out the total heat exchanger 8 at the time of maintenance is provided on the bottom surface of the main body 1, and a lid 10a for covering the opening 9a is provided. An opening 9b for taking out the total heat exchanger 8 at the time of maintenance is provided on the top surface of the main body 1, and a lid 10b for covering the opening 9b is provided.

The RA duct connection port 11 provided at the entrance on the indoor side of the exhaust passage 2 is for taking in the room air RA through the duct, and is connected to the EA duct connection provided at the exit on the outdoor side. The port 12 is for discharging the exhaust air EA to the outside via a duct. The OA duct connection port 13 provided at the outdoor side entrance of the air supply passage 3 is for taking in outside air OA through the duct, and the SA duct connection port 14 provided at the indoor side exit is provided with a duct. This is for supplying the supply air SA to the room via the air.

In the above configuration, the indoor air guided to the exhaust passage 2 of the main body 1 from the RA duct connection port 11 through the duct by the exhaust fan 4 driven by the exhaust motor 5 is supplied to the total heat exchanger 8. After passing through, the EA duct connection port 12
It is discharged outside through a duct. At the same time, the outside air guided to the air supply passage 3 of the main body 1 from the OA duct connection port 13 through the duct by the air supply fan 6 driven by the air supply motor 7 is supplied to the indoor air After recovering the heat energy, the heat energy is supplied from the SA duct connection port 14 to the room via the duct.

When the total heat exchanger 8 is taken out of the main body 1 during maintenance, the lid 10a covering the opening 9a provided on the bottom surface of the main body 1 is usually opened, and the total heat exchanger 8 is opened through the opening 9a. Take out 8. In addition, when it is installed upside down, the lid 10b covering the opening 9b provided on the top surface of the main body 1 is opened, and the total heat exchanger 8 is taken out from the opening 9b.

As shown in FIG. 1, when a plurality of main units are installed, every other unit is installed upside down, ie, 1C,
By installing 1E in the normal direction, 1D and 1F in the upside-down direction, adjacent ducts become the same type of air and two adjacent ducts can be combined into one.

(Embodiment 2) As shown in FIG. 4, when the main body is installed in a symmetrical layout of a building with a staircase room between many condominiums or the like, the main body 1A for the room A is oriented in a regular mounting direction. If the main body 1B for the room B is installed in the upside-down direction, the two adjacent ducts that are provided together become the same type of air, that is, both open air OA. There is no danger of taking in the exhaust EA as the outside air OA of the main body 1A.

[0024]

As is apparent from the above embodiments, according to the present invention, the total heat exchanger can be taken out from either the top surface or the bottom surface, and the heat exchanger can be mounted in the upside down direction. When a plurality of ducts are provided, adjacent ducts can be made of the same type of air, and two adjacent ducts can be easily combined into one.

Further, when installed in a symmetrical floor plan building, there is an effect that the exhaust from the adjacent room is not sucked as outside air.

[Brief description of the drawings]

FIG. 1 is an installation example diagram of a heat exchange air system according to a first embodiment of the present invention.

FIG. 2 is a sectional view of a main body of the heat exchange air system.

FIG. 3 is a plan view of a main body of the heat exchange air system.

FIG. 4 is an installation example diagram of a heat exchange air system according to the second embodiment.

FIG. 5 is a cross-sectional view of a main body of a conventional heat exchange air system.

FIG. 6 is an installation elevation view of a main body of a conventional heat exchange air system.

FIG. 7 is a diagram illustrating an example of installation of a main body of a conventional heat exchange air system.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body 1A Main body 1B Main body 1C Main body 1D Main body 1E Main body 1F Main body 2 Exhaust passage 3 Air supply passage 4 Exhaust fan 6 Air supply fan 8 Total heat exchanger 9a Opening 9b Opening 10a Lid 10b Lid

Claims (2)

(57) [Claims] An exhaust passage communicating inside and outside a room and an air supply passage communicating inside and outside the room are provided inside the main body, and the exhaust passage includes an exhaust fan for sending indoor air to the passage. The air supply passage has an air supply fan for sending outside air to the air supply passage, and an intersection between the exhaust passage and the air supply passage collects heat energy of exhaust gas and transmits the heat energy to the air supply. A heat exchanger, wherein the top and bottom surfaces of the main body have openings for taking out the total heat exchanger to the outside of the main body, and the openings provided on the top and bottom surfaces have the openings. Covers are provided on the top and bottom surfaces to cover
The heat exchange system allows the main unit to be installed in the upside-down direction and alternately installs the normal direction and the upside-down direction in multiple units so that adjacent ducts are the same type of air and are combined into one duct. Qi system. 2. A structure in which one main body is installed in a regular mounting direction and the other main body is installed in an upside-down direction in a symmetrical floor plan building to prevent the exhaust of the main body in an adjacent room from being directly sucked. The heat exchange air system according to claim 1.