JP3443762B2 - Method and apparatus for taking air into a house - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention effectively utilizes natural hot air and cold air accumulated on a roof to make a house comfortable.
In addition, the present invention relates to a method and an apparatus for taking in air into a house that reduces the need for air conditioning.

[0002]

2. Description of the Related Art In a conventional house, an outside air intake port is provided at a required place in the house, and air is constantly taken in from there.

Therefore, the intake air temperature during heating may be remarkably low or the intake air temperature during cooling may be remarkably high depending on the location where the outside air intake port is installed. There is a problem that a large amount of electric power is consumed to raise or cool the temperature.

Further, in order to effectively use the energy remaining in the exhaust air of the air conditioner, heat is exchanged between the exhaust air and the intake air,
There are some that are designed to reduce the heat load of the air conditioning unit, but this not only requires an expensive heat exchanger, but also causes problems such as deterioration of efficiency due to clogging of the heat exchanger and burden of maintenance costs. There is.

[0005]

SUMMARY OF THE INVENTION In view of the above problems of the prior art, the present invention effectively utilizes the natural hot air or cold air accumulated on the roof to cool and heat the inside of the house by natural force. As a result, the interior of the house can be made comfortable and the need for a mechanical heating / cooling device can be reduced, and when used in combination with a mechanical cooling / heating device, the heat load of the cooling / heating device can be reduced and energy consumption can be reduced. An object of the present invention is to provide a method and an apparatus for taking in air into a house.

[0006]

According to the present invention, the above problems can be solved as follows. (1) In the air intake process of the house, and a heat absorption section and heat reflecting section provided in the roof, the heat absorption section and heat reflecting
By installing a heat insulating plate at the boundary with the area, both areas
When the temperature is cold, the warmer air of both areas is taken in, and when the temperature is warm, the cooler air is taken into the house.

[0007] (2) In the air intake device for houses, a heat absorbing section and a heat reflecting section provided in the roof, the heat absorption
A heat insulating plate may be erected at the boundary between the collection area and the heat reflection area.
By dividing both areas with and the intake pipe connected to both areas,
It connects to the air intake pipe which takes in air in a house through a switching means.

(3) In the above item (2), the air intake pipe is connected to the intake port of the air conditioner.

(4) In the above item (2) or (3),
A heat absorption area is formed in the attic facing south.

(5) In any one of the above items (2) to (4), the heat reflection area is formed in the attic facing north.

(6) In any one of the above items (2) to (5), a solar heat absorbing material is provided on the roof of the heat absorbing area.

(7) In any one of the above items (2) to (6), a solar heat reflecting material is provided on the roof of the heat reflecting area.

(8) The above (2) to (4), (6), and (7)
In any one of the above items, a solar heat utilization device is provided on a roof facing south, and an area of the attic corresponding to the solar heat utilization device is a heat reflection area.

(9) In any one of the above items (2) to (8), a temperature sensor is provided in each of the heat absorption area and the heat reflection area, and the measured temperatures of both temperature sensors are compared. 9. The air circulation device for a house according to claim 2, further comprising control means for controlling the switching means so that air is taken in from the area of 1) and from the area of low temperature when the temperature is warm.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 shows a wooden one-story house provided with an air intake device according to a first embodiment of the present invention (embodiments of the inventions according to claims 2, 4 to 7 and 9).

As shown in FIG. 1, this house has an outer wall (1).
A heat insulating layer (4) made of a cotton-like heat insulating material is provided on the inner side, under the floor (2), and on the ceiling (3), and a moisture-proof layer (5) is applied on the inner side to provide a heat-insulating and airtight structure.

A vertical ventilation layer (6) is formed between the outer wall (1) and the heat insulating layer (4) inside the outer wall (1), whereby the lower end of the outer wall (1) and the attic side. It communicates with the space.

The roof (7) is a gable type in this embodiment, and a translucent plate,
Alternatively, a solar heat absorbing material (8) consisting of a plate coated with black paint on the front surface, or a plate coated with far infrared paint on the back surface is provided, and white paint or heat reflection material is provided on the north-facing inclined surface (7b). Solar heat reflector coated with ceramic paint
(9) is provided, and a heat insulating material (10) is stretched on the back surface thereof.

South-facing slope (7a) and north-facing slope (7b)
In the attic at the boundary with the vertical insulation board (11)
Are erected, whereby the attic space is divided into a heat absorption area (A) on the south side and a heat reflection area (B) on the north side.

The heat absorbing area (A) communicates with the upper end of the south side ventilation layer (6), and the heat reflecting area (B) communicates with the upper end of the north side ventilation layer (6).

In both areas (A) and (B), the tip ends of intake pipes (13) and (14) whose base ends are connected to switching means (12) composed of an electromagnetically-operated damper are opened. There is.

A blower (15), which is a forced circulation means, is arranged in the switching means (12), and by this blower (15), the intake pipe (13) (selected by the switching means (12) ( 14)
The air taken in from either one of them can be sent into the room (17) through the air intake pipe (16).

The room (17) is provided with a window (18) and a ventilation fan (19). A control means (20) is provided in the room. The control means (20) includes the room (17) and both areas (A).
The temperature sensor (21), the switching means (12), the blower (15), etc., respectively provided in (B) are connected.

The control means (20) includes a main switch, a room temperature setting means, a mode switching means for switching the operation mode of the blower (15) between an automatic mode and a manual mode (all not shown), and the main switch When is on and the mode switching means is in automatic mode,
When the temperature detected by the temperature sensor (21) provided in the room (17), that is, the room temperature, is equal to or lower than the set temperature set by the room temperature setting means or a temperature lower than the set temperature width set in advance, While operating the blower (15),
The intake pipe (13) or () that opens the switching means (12) in the area where the detected temperature is higher among the temperature sensors (21) (21) provided in both areas (A) and (B) 14) and the air intake tube (16)
It has a function of connecting and to operate so as to close the remaining intake pipe (14) or (13).

Further, the control means (21), when the main switch is in the ON state and the mode switching means is in the automatic mode, the room temperature becomes equal to or higher than the set temperature or a temperature higher than the set temperature by the set temperature range. At this time, the blower (15) is operated, and the switching means (12) is set to both areas (A) and (B).
Of the temperature sensor (21) (21) provided inside, an intake pipe (13) or (14) opened in the area where the detected temperature is lower,
Connect with the air intake pipe (16) and connect the remaining intake pipe (14) or
It is equipped with a function to actuate (13). In addition, the blower (15) may be configured to always operate by switching the mode switching means to the manual mode.

According to the first embodiment, the main switch is turned on, the mode switching means is set to the automatic mode or the manual mode, and the blower (15) is always operated and the ventilation fan (19) is set. If the room temperature becomes equal to or lower than the set temperature or a set temperature range lower than the set temperature during cold weather such as daytime in fine weather in winter, the heat absorbing area (A )
Side intake pipe (13) is connected to the air intake pipe (16) and the intake pipe (14) is closed, and the air in the heat absorption area (A) warmed by solar heat enters the room (17). Supplied, the room (17) warms.

As in the nighttime in winter, the heat absorption area (A) is cooled by radiative cooling, and the temperature therein is the heat reflection area (B).
When the temperature falls below the internal temperature, the switching means (12) is switched in the opposite manner to the above case, and the air in the heat reflection area (B), which is surrounded by the heat insulating material, is supplied into the room (17). Therefore, the air cooled by the radiative cooling is not supplied into the room (17).

When the room temperature becomes higher than or equal to the set temperature or higher by the set temperature range during warm weather such as summer daytime, the switching means (12) causes the intake pipe (14) on the heat reflection area (B) side. Is connected to the air intake pipe (16) and the intake pipe
The air in the low temperature heat reflection area (B) is supplied to the room (17) by closing (13), and the room (17) is cooled.

As in the summer night, the heat absorption area (A) is cooled by radiative cooling, and the temperature therein is the heat reflection area (B).
When the temperature falls below the internal temperature, the switching means (12) is switched in the opposite manner to the above case, and the cold air on the side of the heat absorption zone (A) cooled by radiative cooling is supplied into the room (17). Therefore, the warm air in the heat reflection area (B) where the hot air remains during the daytime is not supplied into the room (17).

As in the first embodiment, when the temperature is cold, the warmer air of the heat absorbing area (A) and the heat reflecting area (B) is used, and when the temperature is warm, the cooler air is used. By taking in (the method according to claim 1), it is possible to effectively utilize the natural hot air and cold air accumulated on the roof to heat and cool the inside of the house by natural force, and to make the inside of the house comfortable. . In addition, it is possible to reduce the need for a mechanical cooling and heating device, and when it is used together with a mechanical cooling and heating device, it is possible to reduce the heat load of the cooling and heating device and reduce energy consumption.

FIG. 2 shows a wooden one-story house provided with a second embodiment of the apparatus of the present invention (embodiments of claims 2 to 7 and 9). It should be noted that the same members as those in the first embodiment are denoted by the same reference numerals and only shown in the drawing, and detailed description thereof will be omitted.

In the second embodiment, switching means
The air intake pipe (16) connected to (12) is connected to the intake port (31) of the air conditioner (30) installed in the ceiling, and the switching means (1
The blower (15) in 2) is omitted.

The air conditioner (30) is provided with a blower (32), a heating means (33), and a cooling means (34) inside, and an air intake pipe (1
The air sucked from the intake port (31) to which 6) is connected and the second intake port (35) opening in the ceiling is heated by the heating means (33) or by the cooling means (34). It is cooled and supplied to the underfloor space through the air supply pipe (36).

Part of the air supplied from the air supply pipe (36) to the underfloor space is an air intake port (38) provided on the floor (37) of the room (17).
The other part of the air that enters the room (17) and is discharged to the outside by the ventilation fan (19) and supplied to the underfloor space is
Inner ventilation layer (39) formed between the side wall of 7) and the moisture-proof layer (5)
The air that has passed through the room and has risen while heating or cooling the room (17) and has reached the ceiling above the ceiling is the second intake port (35) of the air conditioner (30).
Is sucked in and recirculated.

The control means (40) provided in the room (17) is
Similar to the control means (20), the function of comparing the detected temperatures of the temperature sensors (21) and (21) arranged in the heat absorption area (A) and the heat reflection area (B), and the air conditioner ( 30), and when the heating means (33) of the air conditioner (30) is activated, the warmer air of both areas (A) and (B) is taken into the intake port (31).
And when the cooling means (34) is activated,
It has a function of controlling the switching means (12) so that the cooler air of the two areas (A) and (B) is taken into the intake port (31).

According to the second embodiment, the heat load on the air conditioner (30) can be reduced and the energy consumption thereof can be greatly reduced.

FIG. 3 is a view of a wooden one-story house provided with a third embodiment of the device of the present invention (embodiments of claims 2, 4, 6, and 8) as seen from the south side. is there. A solar cell (42), which is a kind of solar heat utilization device and supplies electric power to an air conditioner or the like, is provided on a part of the roof (41) facing south.

Since the sun is not exposed in the attic where the solar cell (42) is provided, the attic is in a heat reflection area.
It is as (B). Since the rest of the roof (41) is exposed to the sun, the attic of that part is the heat absorption area (A). The heat reflection area (B) and the heat absorption area (A) are made of a heat insulating material and are divided by an attic partition wall (43) facing north and south. The north attic, which is not exposed to the sun, may also be used as a heat reflection area.

The other structure may be the same as that of the first embodiment, and the detailed description thereof will be omitted. As a solar heat utilization device, a solar water heater or the like that can obtain hot water by utilizing solar heat may be provided instead of the solar cell (42). In addition to being used for bathing, hot water flows through pipes buried in the walls of the room and is used to warm the room, and is also sent to an air conditioner to further warm the heat absorption area. It is used.

[0040]

According to the first and second aspects of the invention, since the interior of the house is cooled and heated by utilizing the natural hot air or cold air accumulated on the roof, effective use of natural energy can be achieved and mechanical The need for an air conditioner can be reduced, and when combined with a mechanical air conditioner,
It is possible to reduce the heat load on the cooling and heating device and reduce energy consumption.

According to the second aspect of the present invention, by providing the switching means, it is possible to easily switch the destination of the air taken into the house, which is convenient for automating the control.

By combining the air intake device with the air conditioner as in the third aspect of the invention, the heat load of the air conditioner can be reduced and the energy consumption can be reduced.

According to the invention of claim 4, the heat absorption area is
When formed in the attic facing south, the solar heat can be positively used to obtain warm, warm air.

According to the invention of claim 5, the heat reflection area is
Forming it in the north-facing attic ensures that cold, cool air is obtained.

When the solar heat absorbing material is provided on the roof of the heat absorbing area as in the sixth aspect of the invention, the air in the heat absorbing area can be positively warmed.

When the solar heat reflecting material is provided on the roof of the heat reflecting area as in the seventh aspect of the invention, the temperature rise of the air in the heat reflecting area can be prevented.

When the solar heat utilization device is provided on the roof facing south and the attic region corresponding to the solar heat utilization device is used as the heat reflection area, the roof can be effectively utilized. .

According to the ninth aspect of the present invention, when the temperature in the heat absorption area is lower than the temperature in the heat reflection area due to radiation cooling or the like, both temperature sensors detect that, and Since the switching means is switched, desired hot air or cold air can always be supplied to the house without error.

[Brief description of drawings]

FIG. 1 is a schematic vertical cross-sectional front view showing a house provided with a first embodiment of a device of the present invention in a longitudinal direction in a north-south direction.

FIG. 2 is a schematic vertical cross-sectional front view showing a house provided with a second embodiment of the device of the present invention in the north-south direction.

FIG. 3 is a side view of a house provided with a third embodiment of the device of the present invention as seen from the south side.

[Explanation of symbols]

(A) Heat absorption area (B) Heat reflection area (1) Outer wall (2) Under the floor (3) Above the ceiling (4) Thermal insulation layer (5) Moisture barrier (6) Ventilation layer (7) Roof (7a) (7b) Inclined surface (8) Solar heat absorber (9) Solar heat reflector (10) Heat insulating material (11) Insulation board (12) Switching means (13) (14) Intake pipe (15) Blower (16) Air intake pipe (17) Room (18) window (19) Ventilation fan (20) Control means (21) Temperature sensor (30) Air conditioner (31) Intake port (32) Blower (33) Heating system (34) Cooling means (35) Second intake port (36) Air pipe (37) Floor (38) Air intake (39) Inner ventilation layer (40) Control means (41) South facing roof (42) Solar cell (43) Attic partition wall

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI F24J 2/42 F24J 2/42 D (58) Fields investigated (Int.Cl. ⁷ , DB name) F24F 3/00-3 / 16 E04B 1/70 E04B 1/74 F24F 5/00 F24J 2/42

Claims (9)

(57) [Claims] 1. A heat absorbing area and a heat reflecting area are provided on a roof, and a heat insulating plate is provided at a boundary portion between the heat absorbing area and the heat reflecting area.
To separate the two areas by standing, and when the temperature is cold, the warmer air of both areas is taken in, and when the temperature is warm, the cooler air is taken into the interior of the house. Method. 2. A heat absorbing area and a heat reflecting area are provided on the roof, and a heat insulating plate is provided at a boundary portion between the heat absorbing area and the heat reflecting area.
The air intake pipe to the house is characterized in that both areas are divided by standing, and the intake pipe connected to both areas is connected to the air intake pipe for taking air into the house through the switching means. apparatus. 3. The air intake device for a house according to claim 2, wherein the air intake pipe is connected to an intake port of the air conditioner. 4. The air intake device for a house according to claim 2, wherein the heat absorption area is formed on the attic facing south. 5. The air intake device for a house according to claim 2, wherein the heat reflection area is formed on the attic facing north. 6. The air intake device for a house according to claim 2, wherein a solar heat absorbing material is provided on the roof of the heat absorbing area. 7. The air intake device for a house according to claim 2, wherein a solar heat reflecting material is provided on the roof of the heat reflecting area. 8. The house according to any one of claims 2 to 4, 6, and 7, wherein a solar heat utilization device is provided on a roof facing south and an attic region corresponding to the solar heat utilization device is used as a heat reflection area. Air intake device. 9. A temperature sensor is provided in each of the heat-absorbing area and the heat-reflecting area, and the temperatures measured by the temperature sensors are compared with each other so that air is taken in from a high temperature area during cold weather and from a low temperature area during warm weather. The air circulation device for a house according to any one of claims 2 to 8, further comprising control means for controlling the switching means.