JPH0584777B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Technical Field of the Invention The present invention relates to a ventilation system for a building that ventilates a room without opening windows.

Technical Background of the Invention and its Problems In recent buildings such as houses, insulation between indoors and outdoors and airtightness within the rooms have been attempted in order to improve the efficiency of indoor heating and cooling. However, on the other hand, there is also an increasing need for indoor ventilation in order to purify the indoor air or remove indoor humidity.

Traditionally, to ventilate a room, people had to open windows installed in buildings or turn on ventilation fans. However, due to the poor airtightness of the ventilation fan, the airtightness of the room was significantly impaired, which was not desirable. Furthermore, each time a window is opened for ventilation, the insulation and airtightness of the room will be significantly impaired, and there is a risk that the effectiveness of heating and cooling the room will be weakened.

In particular, in cold regions, people dislike rain, snow, and wind coming in through windows, so there is a strong demand for ventilation without opening windows during the winter. In addition, even in warm regions, there have been requests to keep the room gently ventilated at all times without opening the windows for security reasons and other reasons.

In addition, when indoor heating and cooling is performed using a heat exchange type air conditioner, indoor ventilation is almost unnecessary, but in that case, the air conditioner is expensive, the operating cost is high, and general It had the disadvantage that it was not suitable for residential use.

Purpose of the Invention The present invention was made in view of the above-mentioned circumstances, and it is an object of the present invention to gently ventilate a room without opening the windows and without significantly impairing the insulation and airtightness of the room. There are no operating costs required for
It is an object of the present invention to provide a ventilation device for a building that prevents rain, snow, wind, etc. from entering the room.

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides an opening in a part of the wall of a building that partitions the indoors and outdoors, separate from the window for daylighting, and provides a predetermined opening in the opening facing the outdoors. A ventilation system for a building in which louvers are arranged between the louvers, comprising: a waterproof means for preventing water droplets, etc. contained in the wind passing through the louvers from entering the room; and a waterproof means formed adjacent to the waterproof means. , and a heat insulating means for insulating the interior of the room, the heat insulating means is installed on the indoor side of the waterproof means, and the heat insulating means and the waterproof means are respectively connected to a fixed plate portion having a plurality of through holes and a movable member. By relatively moving the movable plate at a position close to the fixed plate, the mutually formed through holes are communicated or closed.

The present invention also provides a building in which an opening is provided in a part of the wall of the building that partitions the indoors and outdoors, separate from windows that let in light, and a louver is placed in the opening at a predetermined distance facing the outdoors. In the ventilation device, a prevention means for preventing water droplets, etc. contained in the wind passing through the louvers from entering the room, and a heat insulation means formed close to the waterproof means to perform a heat insulation effect on the room. forming the waterproof means on the surface of the heat insulating means,
The heat insulating means having the waterproof means formed on the surface thereof is composed of a fixed plate part and a movable plate part mounted so as to be slidable relative to the fixed plate part,
It is characterized in that the through hole formed in the fixed plate part and the through hole formed in the movable plate part communicate or close according to the relative sliding movement of the movable plate part with respect to the fixed plate part.

In such a ventilation device according to the present invention,
By appropriately moving the waterproofing and heat insulating means, it is possible to allow ventilation between the indoor and outdoor areas through the louvers, making it possible to create a gentle atmosphere indoors without having to open windows or significantly impairing the insulation and airtightness of the room. Ventilation becomes possible. Furthermore, since there is no need to operate a ventilation fan or the like at that time, there is no need for operating costs. Furthermore, since a louver and waterproof means are provided, wind, rain, wind and snow will not enter the room from there. Furthermore, ventilation can be achieved without opening the windows, which is convenient in terms of soundproofing, fireproofing, insectproofing, and crime prevention. Moreover, such a device does not impair the beauty of the exterior or interior of the building, and depending on the design of the device, can improve the beauty of the building.

DETAILED DESCRIPTION OF THE INVENTION The present invention will be specifically described below based on embodiments shown in the drawings.

Fig. 1 is an overall inclined view showing a partially broken surface of a ventilation system for a building and a window according to an embodiment of the present invention, Fig. 2 is a sectional view of essential parts of the ventilation system according to the same embodiment, and Fig. 3 is FIG. 7 is a sectional view of a main part of a ventilation device according to another embodiment of the present invention.

The ventilation device 1 shown in FIGS. 1 and 2 is integrally formed on both sides of a window 2 provided in a wall of a building. That is, the window 2 and the ventilation device 1 are formed within a frame 3 that is assembled into one piece. Frame body 3
are metal materials (AL, Steel), synthetic resin materials (PVC
etc.), inorganic materials (cement, etc.), wood, or composite materials thereof. Note that the ventilation device 1 according to this embodiment does not necessarily have to be integrated with the window 2, and may be provided separately from the window 2 on the walls on both sides of the window, or it may be installed separately from the window 2, or it may be provided completely unrelated to the window 2. It can also be installed on a wall that does not have a

As shown in detail in FIG. 2, in the ventilation device 1 according to this embodiment, a large number of louvers 4 are arranged on the outside of the room so as to be substantially parallel to the horizontal direction and spaced apart from each other at predetermined intervals. Each louver 4 is bent to have a dogleg-shaped cross section, and is arranged so as to slope downward in the vertical direction toward the outdoors. Louver 4 like this
is molded from aluminum, stainless steel, synthetic resin (PVC, etc.), inorganic materials, steel, wood, or composite materials.

An insect screen 5 is installed on the indoor side of the louver 4 in close proximity to the louver 4. Insect net 5
This is to prevent insects, dust, etc. from entering the room from outside, and allows for free ventilation.

A prevention fixing plate part 6 is provided on the indoor side of this insect screen 5.
A waterproofing means consisting of a movable prevention plate part 7 is arranged. The fixed plate part 6 and the movable plate part 7 are arranged close to each other so as to be in surface contact with each other. The fixed plate part 6 is fixed within the frame 3 shown in FIG. 1, and the movable plate part 7 is slidably movable in vertical direction relative to the fixed plate part 6. Each plate part 6, 7 has
A large number of through holes 8 and 9 are formed, and these through holes 8 and 9 communicate with each other or close when the movable plate section 7 moves relative to the fixed plate section 6 in the vertical direction. The waterproof fixed plate part 6 and the movable plate part 7 are made of stainless steel, aluminum, plastic, or the like.

On the indoor side of the waterproof means consisting of the waterproof fixed plate part 6 and the waterproof movable plate part 7, there are a heat insulation fixed plate part 10 and a heat insulation movable plate part 11 adjacent thereto.
A heat insulating means consisting of is arranged. The fixed plate part 10 and the movable plate part 11 are arranged close to each other so as to be in surface contact with each other. Then, the fixed plate part 1
0 is fixed within the frame body 3 shown in FIG. A large number of through holes 12 and 13 are formed in each plate portion 10 and 11, and these through holes 1
2 and 13 are configured to communicate or close in response to relative movement of the movable plate portion 11 with respect to the fixed plate portion 10 in the vertical direction. Such a heat insulation fixing plate part 10
The heat insulating movable plate portion 11 is made of expanded polystyrene (EPS), urethane, isocyanurate, phenol foam, or the like.

It is desirable that the thickness of such a heat insulating material has a performance that is greater than or equal to the thickness of the heat insulating material used for the outer wall or less than the heat transmittance of the entire outer wall, for example, 40
~100mm.

As shown in FIG. 2, the movable plate portions 7 and 11 of such waterproof means and heat insulation means are adapted to move upward in conjunction with each other, for example, by a cable 15 and a pulley 16. The means for interlocking these movable plate parts 7 and 11 are as follows:
Other known means may also be used. Further, in this embodiment, the movable plate parts 7 and 11 are movable in the vertical direction, but the present invention is not limited to this, and it is also possible to make them movable in other directions, for example, in the left-right direction.

In the case of such a ventilation device 1, by appropriately moving the movable plate parts 7 and 11 of the waterproof means and heat insulation means, ventilation can be made between the indoor and outdoor spaces through the louvers 4, so that the ventilation can be carried out without opening the windows. Moreover, it becomes possible to gently ventilate the room without significantly impairing the insulation and airtightness of the room. Furthermore, since there is no need to operate a ventilation fan or the like at that time, there is no need for operating costs. Further, since the louver 4 and waterproof means 6 and 7 are provided, wind, rain, wind and snow do not enter the room from there. Moreover, since an insect screen 5 is also provided, insects, dust, etc. will not enter the room. Furthermore, since ventilation can be performed without opening the window 2, it is convenient in terms of soundproofing, fireproofing, and crime prevention.

Note that the present invention is not limited to the embodiments described above, and can be modified in various ways.

For example, as shown in FIG.
7 may be formed integrally. The heat insulating means having the waterproof means formed on its surface as described above is composed of the fixed plate part 18 and the movable plate part 19 that slides vertically relative to the fixed plate part 18. Each plate part 18, 19 has a large number of through holes 20,
21 is formed. These through holes 20, 21
are adapted to communicate or close in response to relative movement of the movable plate portion 19 with respect to the fixed plate portion 18 in the vertical direction. Between these plate parts 18 and 19, a sealing material 22 such as packing is stuck to one of the plate parts 18 and 19 in order to improve the sealing performance. The material of the sealing material is soft rubber, soft urethane foam,
Alternatively, chloroprene rubber etc. can be considered. Further, as a means for integrally forming the waterproof membrane 17 as a waterproof means on the surface of the heat insulating part 16 as a heat insulating means, the heat insulating part 16 and the waterproof film 17 are covered with a skin layer on the surface using a foamed synthetic resin made of the same material. There is a method of molding by performing extrusion molding etc. so that . Further, the heat insulating portion 16 and the waterproof membrane 17 may be made of different materials and may be formed by other means. Note that the means for moving the movable plate portion 19 is performed by the cable 15 and pulley 16 as in the previous embodiment. Alternatively, other means may be used.

Effects of the Invention As described above, according to the present invention, the waterproofing means and the heat insulation means are arranged on the indoor side of the louver arranged on the outdoor side, so that the louver can be freely opened and closed. It has become possible to gently ventilate the room without significantly impairing the insulation and airtightness. In addition, there is no need for operating costs for ventilation, and there is no risk of rain, snow, wind, etc. entering the room during ventilation, which is an excellent effect.
Furthermore, ventilation can be achieved without opening the windows, which is convenient in terms of soundproofing, fireproofing, insectproofing, and crime prevention.

[Brief explanation of the drawing]

Fig. 1 is an overall inclined view showing a partially broken surface of a ventilation system for a building and a window according to an embodiment of the present invention, Fig. 2 is a sectional view of essential parts of the ventilation system according to the same embodiment, and Fig. 3 is FIG. 7 is a sectional view of a main part of a ventilation device according to another embodiment of the present invention. 2...Window, 4...Louver, 6...Waterproof fixing plate, 7
...Waterproof movable plate part, 8, 9, 12, 13, 20,
21...Through hole, 10...Fixing plate part for heat insulation, 11...Fixing plate part for heat insulation, 16...Heat insulation part, 17...Waterproof membrane, 18
...Fixed plate part, 19... Movable plate part, 22... Seal material.

Claims (1)

[Scope of Claims] 1. An opening is provided in a part of the wall of the building that partitions the indoors and outdoors, separate from the window for letting in light, and a louver is placed in the opening facing the outdoors at a predetermined distance. A ventilation system for a building includes: a waterproof means for preventing water droplets contained in the wind passing between the louvers from entering the room; and a heat insulator formed adjacent to the waterproof means for insulating the inside of the room. The heat insulating means is installed on the indoor side of the waterproof means, and the heat insulating means and the waterproof means each include a fixed plate part and a movable plate part in which a plurality of through holes are formed, A ventilation system for a building, characterized in that mutually formed through holes are communicated or closed by relatively moving the movable plate part at a position close to the fixed plate part. 2. In a ventilation system for a building in which an opening is provided in a part of the wall of a building that separates the indoors and outdoors, separate from the window for daylighting, and a louver is placed in the opening at a predetermined distance facing the outdoors, It consists of a waterproof means for preventing water droplets, etc. contained in the wind passing through the louvers from entering the room, and a heat insulating means that is formed adjacent to the waterproof means and performs a heat insulating effect on the room; forming a waterproof means on the surface of the heat insulating means;
The heat insulating means having the waterproof means formed on the surface thereof is composed of a fixed plate part and a movable plate part mounted so as to be slidable relative to the fixed plate part,
A building characterized in that a through hole formed in a fixed plate part and a through hole formed in a movable plate part communicate with each other or close according to relative sliding movement of the movable plate part with respect to the fixed plate part. Ventilation device for use.