JP2000160718A - Ventilation device and cool air feeding structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ventilation device for cleaning indoor air regardless of seasons or weather, the device being able to create a cool feeling in the summer. SOLUTION: A unitized prefabricated sunroom 12 covered on three sides with glass plates 12a... made of transparent material is provided on the outdoor side 11a of the main house exterior wall part 11 of a unitized building 10. The sunroom 12 has an outer face extension 14 extended to near the surface 13 of the ground. The portion of the sunroom 12 surrounded by the outer surface extension 14 is provided with a planting part 16 where plants 15 having air cleaning action are set.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilator and a cool air supply structure which can purify air supplied from the outside to the room and obtain cool air.

[0002]

2. Description of the Related Art As a conventional ventilator, there is known a ventilator as disclosed in Japanese Patent Application Laid-Open No. 58-85131 shown in FIG.

[0003] In such a device, an air conditioner 3 is provided above a sunroom 2 projecting from a building purlin 1 to the outside.

The air conditioner 3 communicates the inside 4 and the outside 5 of the building through a communication hole 6.

[0005] In summer, the cooling load is prevented from increasing due to the effective and reliable elimination of hot air outdoors, and in winter, the warming air is effectively taken indoors to provide a heating promotion effect.

[0006] Other types of solariums include:
JP-A-58-85130, JP-A-61-3971
No. 8, JP-A-61-43348, JP-A-61-43348
The thing described in -43349 gazette etc. is known.

Further, Japanese Patent Laid-Open Publication No. Hei 5-306553 proposes a sunshade structure utilizing the shade of a helmet shelf.

[0008]

However, in such a conventional ventilation structure, in a winter season, the air heated in the sun room 2 is introduced into the room to obtain a heating promoting effect, and the outside air becomes dirty. In such a case, there is a problem that the effect of purifying the indoor four air cannot be obtained because the underfloor air to be introduced is also dirty.

[0009] Also, in the sunshade structure using the shade of the hedge shelves, the temperature of the shade area of the balcony obtained by the sunshade is almost equal to the outside temperature even when the effect is the highest.
In many cases, it was not enough to get a cool feeling.

Accordingly, an object of the present invention is to provide a ventilator which solves the above-mentioned problems and purifies indoor air without being influenced by the season or the climate, and in addition, provides a cool feeling in summer. It is in.

[0011]

According to a first aspect of the present invention, there is provided a sunroom which is disposed on the outdoor side of a building outdoor wall and is made of a transparent material. In addition, a ventilating device is provided, which is provided with a plant implanting section for implanting a plant having an air purifying action, and further provided with a blowing means for blowing the air passing through the sunroom to the room side of the building purlin.

According to the first aspect of the present invention, the air passing through the sunroom is blown into the room of the purlin by the blowing means. Since the blown air is purified by the plants having an air purifying action implanted in the plant implanting section, the indoor air can be purified without being affected by the season or the climate.

According to a second aspect of the present invention, there is provided the ventilator according to the first aspect, wherein the sunroom is provided with underfloor air introduction means for communicating a space under the building purlin with the inside of the sunroom. It is characterized by.

According to the second aspect of the present invention, the underfloor air introduction means provided in the sunroom communicates the underfloor space of the building purlin with the inside of the sunroom. The air in the underfloor space is also purified and can be guided into the main building.

According to the third aspect of the present invention,
It has a lattice-shaped plant-winding surface material that is disposed on the outdoor side of the building mother outdoor wall and in the ventilation path through which outside air passes, and winds a vine plant. Is characterized by a cool air supply structure.

According to the third aspect of the present invention, when water is sprayed on the plant wound on the plant winding surface material by the watering means, the plant evaporates and loses heat. For this reason, the outside air passing through the ventilation path has a temperature lower than the outside air temperature, and, for example, can be cooled down by being taken indoors.

According to a fourth aspect of the present invention, the plant wound surface material is used for an outdoor sunshade.
It is characterized by the described cool air supply structure.

[0018] According to the fourth aspect of the present invention, for example, the direct light that directly hits the veranda provided with the plant-wound surface material is reduced, and the air in the space above the veranda is exposed to the outside air temperature. When the water is sprinkled by the water sprinkling means, the water evaporates in the plant parts and heat is taken away. For this reason, the air in the space above the veranda has a temperature lower than the outside air temperature, and a cool feeling can be obtained.

Further, the cool air supply structure according to claim 3 is characterized in that the plant-wound surface material is used for a handrail of a veranda.

According to the fifth aspect of the present invention, since the plant-wound surface material is used for a handrail portion of a veranda, when the outside air passes through the handrail portion of the veranda, the plant portion is removed. Then, heat is taken away and the temperature becomes lower than the outside temperature, and a cool feeling can be obtained.

[0021]

Embodiment 1 Hereinafter, a specific embodiment 1 of the present invention will be described with reference to the drawings.

FIGS. 1 to 3 show a first embodiment of the present invention.
It shows a ventilation device. Parts that are the same as or equivalent to those in the conventional example will be described with the same reference numerals.

First, the structure of the ventilation device according to the first embodiment will be described. The outdoor side 11a of the mother outdoor wall portion 11 of the unit building 10 is provided with a glass plate material 12a which is a transparent material.
And a unit-assembled solarium 12 covered on three sides
Are provided.

The sun room 12 has an outer surface extension 14 extending to near the ground surface 13.

In a portion surrounded by the outer surface extension 14 of the sunroom 12, a plant planting portion 16 in which a plant 15 having an air purifying action is planted is provided. In the first embodiment, as plants, pothos, chrysanthemum, aloe,
Gerbera, edible plant and the like are used in combination.

As a toxic gas, in an indoor environment, for example, formaldehyde generated from tobacco smoke, fuel, paper, etc., trichloroethylene generated from ink, paint, adhesive, dry cleaning clothing, etc., or ink, Benzene and the like generated from paint, plastic, rubber and the like are known. It is known that these harmful substances are removed by the plant 15 as shown in FIG. Here, the test conditions were as follows: 24 hours, temperature 30
It is performed in a sealed box under ± 1 ° C., 125 ± 5 feet candlelight. It is known that benzene can be removed by a specific plant 15 even when the initial concentration is low, as shown in FIG. 9 (Bioscience and Industry Vol. 49 No. 10 ( '
91) "Indoor Air Purification Ability by Plants", pp. 1081 to 1083, by Tomoko Nakanishi).

The plant implanting part 16 of the first embodiment has a plant 15 of a cultivated soil 19 having a deodorizing effect.
In the root zone, a cultivation layer 18 formed by coexisting useful microorganisms that absorb and decompose toxic gas in the air is provided.

The upper part of the sun room 12 is an upper exhaust fan 20 as a blowing means for blowing air passing through the sun room 12 to the room side, and the room air is introduced from the lower part into the sun room 12. A lower intake fan 21 is provided.

In the first embodiment, the underfloor space 23 of the main building of the unit building 10 is placed on the foundation 22 located below the outer wall of the mother room on the side of the sunroom 12 so that the underfloor air communicating with the inner space of the sunroom 12 is provided. A communication opening 24 is formed as an introduction means.

The communication opening 24 is provided with an underfloor intake fan 25 for rotating the underfloor air into the sun room 12 by rotational driving. This underfloor intake fan 25
A damper opening / closing door mechanism 26 that opens and closes the communication opening 24 when the underfloor intake fan 25 is driven and closes the communication opening 24 when the underfloor intake fan 25 is not driven, Is provided.

In the first embodiment, a watering nozzle 27a, which is extended from a watering device 27 as watering means, is used.
A plurality of 27a are provided on the upper surface of the sunroom 12 at predetermined intervals.

Further, in the first embodiment, the openable and closable glass window door 2 is provided on the wall surface facing the sunroom 12.
9 is provided with an entrance / exit 30.

Next, the operation of the first embodiment will be described.

In the first embodiment, the plant 15 implanted in the plant implanting section 16 performs the purifying action. At this time, the plant 15 receives the daytime light from around the sunroom 12 to perform photosynthesis, and absorbs nitrogen dioxide and ozone from the pores of the leaves of the plant 15, so that the air passing through the sunroom 12. To purify.

The purified air is supplied to the upper exhaust fan 2.
Since a fixed amount of air is blown into the room by 0, purification of the indoor air in the main building of the unit building 10 is performed without being affected by the season or the climate.

For example, as shown in FIG. 2, in a so-called indoor air purification mode for mainly purifying indoor air in winter, the communication opening 24 is closed by the damper opening / closing door mechanism 26, and the communication opening 24 is closed. The indoor air taken in from the lower intake fan 21 is mainly purified by the plant 15 and the cultivation layer 18 and recirculated.

As shown in FIG. 3, in the indoor air purification mode in which the indoor air is purified in the summer season and cool air is obtained, the air is supplied to the communication opening 24 together with the rotational drive of the underfloor intake fan 25. Damper door mechanism 26
However, by opening the communication openings 26, 26,
The underfloor space 23 communicates with the inside of the solarium 12.

For this reason, for example, in the summer, etc., the underfloor space 23
The relatively low temperature air can be passed through the sun room 12 and introduced into the purlin room of the unit building 10 after purification.

Further, by the upper exhaust fan 20,
The air is drawn at a negative pressure so as to pass through the cultivation layer 18. At this time, the cultivation soil 19 of the cultivation layer 18 removes offensive odor in the air, and the microorganisms that coexist in the cultivation layer 18 absorb and decompose toxic gas in the air. For this reason, indoor air is further efficiently purified.

Further, in the first embodiment, the watering nozzles 27a,
By spraying water from 7a, the water evaporates and heat is taken away, and the roof surface is cooled.
The rise in temperature inside can be prevented.

Further, in the first embodiment, the plant 15 can be viewed by the glass window door portion 29 of the doorway portion 30 provided on the wall surface facing the sunroom 12, and the glass window door portion 29 can be viewed. By opening the
It is possible to enter and exit the solarium 12 from the living room side for maintenance.

[0042]

Embodiment 2 FIGS. 4 to 6 show a cool air supply structure according to the present invention. The same or equivalent parts as those in the first embodiment will be described with the same reference numerals.

In the second embodiment, as shown in FIGS. 4 and 5, on the outdoor side of the mother outdoor wall portion 11 of the unit building 10, an outdoor sunshade portion is provided along a ventilation path through which outside air passes. A greening screen 30 is provided.

The greening screen 30 has a lattice shape for winding the vine plant 115, and has an inclined surface portion 31a that is inclined and extended from the mother outdoor wall portion 11 and extends substantially vertically downward from the tip edge of the inclined surface portion 31a. Plant winding surface material 31 mainly composed of a vertically extending hanging surface portion 31b.
Is provided.

The greening screen 30 has a watering nozzle 2 extending from a watering device 27 as watering means.
A plurality of 7a and 27a are provided at predetermined intervals.

Further, in the second embodiment, as shown in FIGS. 4 and 6, the handrail portion 41 of the veranda 40 is provided with a lattice portion 42 as a plant winding surface material. The vine plant 115 is wound therearound.

The handrail portion 41 has a watering nozzle 27 extending from a watering device 27 as watering means.
a and 27a are provided at predetermined intervals.

Next, the operation of the second embodiment will be described.

In this second embodiment, the plant 115 wound around the plant-wrapping surface material 31 or the lattice portion 41 is used.
Then, when the water supplied from the watering device 27 is watered from the watering nozzles 27a, 27a, the heat is taken off by evaporating the plant parts. For this reason, the outside air passing through the ventilation path has a temperature lower than the outside air temperature, and for example, as shown in FIG. .

Further, since the direct light that directly hits the veranda 40 provided with the green screen 30 is reduced, the air in the space above the veranda 40 is reduced to a temperature substantially equal to the outside air temperature. Further, when water is sprinkled with the water sprinkling device 27, heat is taken away by evaporating at the plant 115. For this reason, the air in the space above the veranda 40 has a temperature lower than the outside air temperature, and a cool feeling can be obtained.

Further, since the lattice portion 42 around which the plant 115 is wound is used for the handrail portion 41 of the veranda 40, when outside air passes through the veranda handrail portion 41,
The heat is removed by evaporation at the plant 115. For this reason, the temperature of the obtained air is lower than the outside air temperature on the veranda 40 or in the room where the window 43 is opened, so that a more cool feeling can be obtained. Although the first and second embodiments of the present invention have been described in detail with reference to the drawings, the specific configuration is not limited to the first and second embodiments, and a design change or the like may be made without departing from the gist of the present invention. Even if present, it is included in the present invention.

For example, in the first and second embodiments, a single kind of plant 15 or 115 is used. However, the present invention is not limited to this. For example, a plurality of plants 15 or 115 having different toxic substance removing abilities are combined. May be used.

The sun room 12 has an upper exhaust fan 20 as a blowing means for blowing air passing through the sun room 12 to the indoor side, and introduces room air from the lower part into the solar room 12. The lower intake fan 21 is provided, but is not particularly limited thereto. For example, hot air in summer from the inside of the sunroom 12 to the outside on the side surface or the roof of the sunroom 12 formed of the glass plate material 12a May be provided together with the upper and lower exhaust fans 20 and 21.

[0054]

As described above, according to the first aspect of the present invention, the air passing through the sunroom is blown toward the room side of the building purlin by the blowing means. Since the blown air is purified by the plants having an air purifying action implanted in the plant implanting section, the indoor air can be purified without being affected by the season or the climate.

According to the second aspect of the present invention, the underfloor air introducing means provided in the sunroom communicates the underfloor space of the building purlin with the inside of the sunroom. Part of the air is also purified and can be guided into the main building.

In the third aspect,
When water is sprayed on the plants wound around the plant winding surface material by the watering means, the plants evaporate and lose heat. For this reason, the outside air passing through the ventilation path has a temperature lower than the outside air temperature, and, for example, can be cooled down by being taken indoors.

According to the fourth aspect of the present invention, for example, the direct light that directly hits the veranda provided with the plant-wound surface material is reduced, so that the air in the space above the veranda is substantially equal to the outside air temperature. As well as lowering to the same temperature,
When water is sprinkled by the water sprinkling means, heat is deprived by evaporation at the plant part. For this reason, the air in the space above the veranda has a temperature lower than the outside air temperature, and a cool feeling can be obtained.

Furthermore, according to the fifth aspect, since the plant-wound surface material is used for a handrail portion of a veranda, when outside air passes through the veranda handrail portion,
The heat is deprived by evaporating in the plant parts, the temperature becomes lower than the outside temperature, and a cool feeling can be obtained.

[Brief description of the drawings]

FIG. 1 is a schematic diagram illustrating a configuration of a ventilation device according to a first embodiment of the present invention.

FIG. 2 is a schematic diagram illustrating an indoor purification mode in winter in the ventilation device according to the first embodiment.

FIG. 3 is a schematic diagram illustrating an indoor purification mode in summer in the ventilation device according to the first embodiment.

FIG. 4 is a schematic diagram illustrating a configuration of a veranda in a cool air supply structure according to a second embodiment of the present invention.

FIG. 5 is a perspective view illustrating a cool air supply structure according to a second embodiment, in which a plant wrapping surface is used as a shade.

FIG. 6 is a perspective view illustrating a cool air supply structure according to a second embodiment, in which a plant winding surface portion is used for a handrail portion of a veranda.

FIG. 7 is a cross-sectional view illustrating a configuration of a conventional solarium.

FIG. 8 is a table showing the harmful substance removal rates of plants and the results of experiments.

FIG. 9 is a table showing the benzene removal rate of plants and the experimental results when the initial concentration is low.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Mother outdoor wall part 12 Sun room 13 Ground surface 14 Exterior side surface extension part 15,115 Plant 16 Plant planting part 19 Cultivation blower means 20 Upper exhaust fan 21 Lower exhaust fan 23 Underfloor space 24,25 Partition (light guide means) Underfloor air introduction means 24 Communication opening 26 Damper opening / closing door mechanism Plant wrapping surface material 30 Greening screen 42 Grid part

Claims (5)

[Claims] A plant planting portion for planting a plant having an air purifying action is provided in a sunroom which is disposed on the outdoor side of a building mother outdoor wall portion and is made of a transparent material, and further passes through the sunroom. A ventilation means for blowing air to be blown into the building purlin room. 2. A ventilating apparatus according to claim 1, wherein said sunroom is provided with underfloor air introduction means for communicating a space under the building purlin with the inside of said sunroom. 3. A lattice-shaped plant-winding surface material which is disposed on the outdoor side of the building mother outdoor wall portion and in a ventilation path through which outside air passes and winds a vine plant. Is provided with water spray means. 4. The cool air supply structure according to claim 3, wherein said plant winding surface material is used for an outdoor sunshade. 5. The cool air supply structure according to claim 3, wherein said plant winding surface material is used for a handrail of a veranda.