JPH11108406A - External wall ventilation port structure of building, external ventilation member thereof and building unit having external wall ventilation port structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an external wall ventilation structure of a building and an external wall ventilation port member thereof which minimizes fear of breakage with a better appearance while achieving effective utilization of a site. SOLUTION: In this external ventilation structure of a building, a body part 11 which has guide parts 15 and 16 with the gradient thereof upward from the side to the rear of an external wall surface 6 is mounted at an opening part 6A for ventilation formed on an external wall 6. This eliminates the need for significantly sticking out the body part 11 and guide parts 15 and 16 from the external wall surface like the conventional vent cap. Thus, a flatter external wall improves the appearance and keeps the external wall from hitting any obstacle or the like thereby minimizing breakage.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for ventilating an outside wall of a building for ventilating a building that exhausts indoor air to the outside.
The present invention relates to an exterior wall ventilation port member of a building and a building unit having an exterior wall ventilation port structure.

[0002]

2. Description of the Related Art As shown in FIG. 12, in the related art, for example, when exhausting indoor air to the outside of a room, ventilation of a building is performed through a vent cap 91 provided in a ventilation opening 90A formed in an outer wall 90. . The vent cap 91 is attached to the outer wall 90 and is connected to a ventilation duct 92 on the indoor side. Then, in the vent cap 91, the outer wall 90
The hood 91A projecting outward from the surface is opened downward, thereby preventing rainwater from entering.

[0003]

However, in the conventional ventilation structure for a building, the ventilation opening 90 formed in the outer wall is not provided.
Since rain or the like blows into A, a vent cap 91 large enough to completely cover the ventilation opening 90A must be attached, and the hood 91A of the vent cap 91 projects greatly from the outer wall 90 to the outside. Therefore, in addition to the problem that the appearance of the whole building is deteriorated, there is also a problem that it may be damaged by hitting an obstacle or the like. Further, the vent cap 91 is formed of a material different from the outer wall 6 (although stainless steel or the like is generally used) and has many exposed portions.

Further, when a vent cap 91 is provided on the long side surface of a building unit constituting a unit type building, there is a protrusion in the lateral width direction, so that it becomes an obstacle during transportation, and is easily hit by obstacles and damaged. And, depending on the size, may violate transport restrictions. For this reason, a large-scale exhaust port hood or the like must be attached on site, and this causes a problem that on-site work increases. In addition, since the hood 91A such as the vent cap 91 protrudes greatly from the outer wall 6, when building a building having such a ventilation structure,
There is a problem that the effective use of the site is hindered because the food has to be retreated from the border of the adjacent land.

SUMMARY OF THE INVENTION It is an object of the present invention to provide an outer wall ventilation structure of a building and an outer wall ventilation member of the building which can improve the appearance and reduce the possibility of breakage, and make effective use of the site. is there.

Another object of the present invention is to provide a building unit which can be transported without obstructing transportation and without violating transportation restrictions, and requires less on-site work.

[0007]

The outer wall ventilation structure according to claim 1 of the present invention is formed on the outer wall 6 of a building as shown in FIGS. An outer wall ventilation structure of a building in which the ventilation member 10 is attached to the ventilation opening 6A, wherein the ventilation member 10 is provided in the body 11 buried in the ventilation opening 6A. It is characterized by having guide portions 15 and 16 which are inclined upward from the outer wall surface 6 side to the back surface.

In the above, the building is not limited to a unit-type building constructed by combining a plurality of building units and the like made in advance in a factory, but also a building by a so-called panel method.
It may be a conventional rear building. Further, the periphery of the surface of the ventilation port member may be exposed outside the outer wall surface, or may be completely buried inside the outer wall surface. Further, the guide part includes a part that slightly protrudes from the surface. Further, the shape of the main body of the ventilation port member may be any shape such as a square shape or a round shape. Regardless of whether this vent member is exposed to the outside or buried,
It is preferable to attach a decorative cover having excellent air permeability around the ventilation opening. Further, the duct may be directly attached to the main body or the guide.

In the present invention, since the ventilation port member has the guide portion which is inclined upward from the front surface side to the rear surface of the outer wall, even if rain or the like blows from this guide portion, it flows down along the gradient immediately. Therefore, the main body and the guide do not need to protrude greatly from the outer wall surface unlike the conventional vent cap, thereby making the outer wall flat and having a good appearance. , And the possibility of breakage is reduced because it does not hit an obstacle or the like. In addition, since the ventilation port member does not need to protrude from the outer wall surface, the ventilation port member can be disposed close to the adjacent land boundary line, and thereby the site can be effectively used.

[0010] In the outer wall ventilation structure according to the second aspect of the present invention, as shown in FIGS. The exposed surface 12 has a ventilation port 13 for indoor / outdoor communication, and the surface 10A other than the surface 12 has a connection port 1 for indoor / outdoor communication.
4 and a ventilation duct 19 is connected to the connection port 14. In the present invention,
It has a connection port for indoor and outdoor communication on a surface other than the surface of the ventilation port member, and a ventilation duct is connected to this connection port, so it can flexibly cope with the arrangement of the kitchen and the like, thereby improving the design flexibility. .

As shown in FIGS. 3 and 4, the outer wall ventilation structure according to claim 3 of the present invention has a ventilation hole 13 of a ventilation hole member 10 of the outer wall ventilation structure of a building according to claim 1 or 2.
Is covered with a decorative cover 20 having air permeability and a similar color to the outer wall surface 6.

In the above, the member used as the decorative cover is preferably, for example, a mesh, a slit, a punched metal or the like. In the present invention, the ventilation port of the ventilation port member is covered with a decorative cover of a similar color to the outer wall surface, and is hidden even if the ventilation port member is made of a different material and a different color from the outer wall. Is good.

As shown in FIGS. 3 and 4, the outer wall ventilation member of a building according to a fourth aspect of the present invention is provided in a ventilation opening 6A formed in the outer wall 6 of the building. An outer wall ventilation opening member 10 comprising: a main body 11;
1 are provided on the outer wall 6 from the front surface side to the back surface and have guide portions 15 and 16 which are inclined upward.

In the above, the shape of the upward slope is not limited to a straight line or a curved line, and if it is straight, it has an angle such that indoor exhaust is sufficiently exhausted from the exhaust port. In the case of a curved shape, a shape such as a circular cross section is preferred. In the present invention, since the ventilation port member has the guide portion which is inclined upward from the outer wall surface side to the rear surface, rain and the like do not enter from the guide portion, and accordingly, the main body and the guide are not provided. It is not necessary to protrude the portion from the outer wall surface much like a conventional vent cap, so that the outer wall becomes flat and the appearance is good, and there is little possibility of breakage because it does not hit obstacles etc. Become.

As shown in FIGS. 3 and 4, the outer wall ventilation member of a building according to the fourth aspect of the present invention has a surface 12 exposed to the outer wall 6 as shown in FIGS. Has a ventilation port 13 for indoor / outdoor communication, and a duct connection port 14 for indoor / outdoor communication on a surface 10A other than the surface, and a ventilation duct 19 can be connected to this connection port 14. Is what you do. In the present invention, a ventilation port is provided with a connection port for indoor / outdoor communication on a surface other than the surface of the ventilation port member, and a ventilation duct is connected to the connection port. The degree of freedom in design is improved.

As shown in FIGS. 3 and 4, the outer wall ventilation member for a building according to the sixth aspect of the present invention has a duct connection port 14 of the outer wall ventilation member for a building according to the fourth or fifth aspect. A draining portion 16A is formed on the lower surface of the main body 11 other than the lower surface of the main body 11 and is continuous with the lower edge of the ventilation opening 6A and descends outward.
According to the present invention, rainwater or the like that has entered the outer wall ventilation member flows downward along the drainage portion, so that drainage is good.

As shown in FIGS. 3 and 4, the ventilating member 13 for ventilating the outer wall of a building according to claim 7 of the present invention, as shown in FIGS. Is covered with a decorative cover 20 having air permeability and a similar color to the outer wall surface 6.

In the above, the member used as the decorative cover is preferably, for example, a mesh, a slit, a punched metal or the like. In the present invention, the ventilation port of the ventilation port member is covered with a decorative cover of a similar color to the outer wall surface, and is hidden even if the ventilation port member is made of a different material and a different color from the outer wall. Is good.

The building unit 1 according to claim 8 of the present invention.
As shown in FIG. 1, the outer wall ventilation structure of a building according to any one of claims 1 to 3 has a feature. In the above, the building unit is not limited to the one having columns and beams, but may be a building unit by a so-called panel construction method. According to the present invention, since the ventilation port member is provided inside the ventilation opening formed in the outer wall of the building unit, the protrusion is eliminated outside the outer wall, thereby not obstructing transportation. And does not conflict with transport restrictions.
In addition, since even a large ventilation member can be attached in advance at the factory, it is not necessary to attach it on site, and the on-site work is reduced.

[0020]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the building unit 1 of the present embodiment has the outer wall ventilation port member 10 of the first embodiment of the present invention attached to the outer wall of the building unit 1 without projecting from the outer wall in order to exhaust indoor air to the outside. It is. here,
As shown in FIG. 2, the building unit 1 has four pillars 2 erected at four corners, and four upper beams 3 and lower beams connecting the upper ends and the lower ends of the pillars 2 to each other. The frame 5 is provided with an outer wall 6, an inner wall, a ceiling surface material, a floor surface material, and the like, and is formed in a substantially box shape. The outer wall 6 is made of, for example, ALC (lightweight cellular concrete cured by high-temperature and high-pressure steam).

At a predetermined location of the outer wall 6 of such a building unit 1, a substantially rectangular ventilation opening 6A of a predetermined size is formed as shown in FIGS. The outer wall ventilation opening member 10 is fitted into the ventilation opening 6A via a sealing member (not shown). The outer wall ventilation member 10 is made of stainless steel or the like, and as shown in FIGS.
The main body 11 has a gate-shaped flange 12 as a surface. An exhaust port 13 communicating with the outside of the room is formed on the surface of the flange portion 12, and a connection port 14 formed in the back plate 10A and communicating with the outside of the room is formed on the back surface.

Inside the main body 11, there is provided a passage 18 formed by an upper guide portion 15 disposed on the upper side, a lower guide portion 16 disposed on the lower side, and left and right side plates 17. The upper guide section 15 and the lower guide section 16 rise in an arc shape in cross section, that is, the upper guide section 15 and the lower guide section 16 are continuously connected to the back plate 10A with an upward slope extending from the front surface to the back surface of the outer wall 6. The water draining portion 16A is formed so as to descend from the lower edge of the mouth 6A along the outer wall surface and to be continuous with the lower end of the flange portion 12. Also,
An indoor duct 19 is connected to the connection port 14 on the rear surface.

As shown in FIGS. 3 and 4, a decorative cover 20 is attached to the surface of the main body 11, that is, the surface of the flange 12. The decorative cover 20 is formed to include a frame 20A formed to be substantially the same as the outer size of the flange portion 12 and a mesh member 20B stretched over the frame 20A.
0A is attached to the flange portion 12 with screws or the like. The color of the decorative cover 20 is the outer wall 6.
It is similar to the color of. Therefore, since the flange portion 12 made of stainless steel or the like is hidden, only the flange portion 12 is exposed from the surface of the outer wall 6 and is flat, so that the appearance is improved and the duct 19 is improved.
The entry of garbage and small insects from the outside to the side is prevented.

According to the first embodiment, the following effects can be obtained. The outer wall ventilation member 10 has guide portions 15 and 16 that are inclined upward from the front surface to the rear surface of the outer wall 6,
Even if rain or the like blows in, the water immediately falls down along the slope, so that a large cover projecting outside the outer wall that covers the ventilation opening 6A is unnecessary, so that only the flange 12 is exposed from the surface of the outer wall 6. And that
Since there is no protruding portion from the outer wall 6 and it is inconspicuous, the appearance is good, and since there is no protruding portion, it is less likely to hit an obstacle or the like.

Since the main body 11 of the outer wall ventilation port member 10 has a box shape, it can be easily attached to the rectangular outer wall ventilation port 6A. A decorative cover 20 is attached to the surface (flange portion 12) of the main body 11 of the outer wall ventilation opening member 10, and the color of the decorative cover 20 is similar to the color of the outer wall 6. Therefore, even if the color of the flange portion 12 is different from that of the outer wall 6, it is concealed by the decorative cover 20, so that the appearance becomes good, and the intrusion of dust and small insects from the outside to the duct 19 side is prevented.

Since the outer wall ventilation member 10 does not protrude from the outer wall 6 of the building unit 1, when building a unit type building by combining the building units 1, it can be built as close as possible to the adjacent land boundary. As a result, the site can be effectively used.

FIG. 5 shows an outer wall ventilation member 30 according to a second embodiment of the present invention. In this embodiment, the outer wall ventilation port member 10 of the first embodiment is connected to the duct at the connection port 14 provided on the back surface, and the duct 19 is connected to the connection port 34 provided on the upper surface. . Therefore,
Only different parts from the first embodiment will be described, and the first embodiment will be described.
The same structures and members as those of the embodiment are denoted by the same reference numerals, and the detailed invention is omitted or simplified.

The outer wall ventilation member 30 has a box-shaped main body 31.
The main body 31 has a flange 32. A ventilation port 32 communicating with the inside and outside of the room is formed on the surface of the flange portion 32, and an upper surface portion 35 is formed.
Is formed with a connection port 34 communicating with the outside of the room.

Inside the main body 31, there is provided a guide portion 36 which rises from the lower end edge of the ventilation opening 6A toward the upper surface portion 35 in an arc-shaped cross section, and the guide portion 36 and the upper surface portion 35 are provided.
The left and right side plates 37 form an exhaust passage 38.
A draining portion 36A is formed at the lower end of the guide portion 36, and the duct 19 is connected to the connection port 34 of the upper surface portion 35. One end of the flange portion 32 on the side of the ventilation port 33 is
It extends by a predetermined dimension to the ventilation port 33 side along the outer wall 6, and the exhaust gas from the duct 19 is guided downward by hitting the extended portion. The decorative cover 20 is also attached to the surface of the main body 31.

In this embodiment as well, the same operation and effect as those of the first embodiment can be obtained, and the piping position of the duct 19 on the indoor side can be flexibly adapted.

FIG. 6 shows an outer wall ventilation member 40 according to a third embodiment of the present invention. In this embodiment, the outer wall ventilation port members 10, 30 of the first and second embodiments are attached from the surface side of the ventilation port opening 6A of the outer wall 6,
It was installed from the indoor side. That is, the outer wall ventilation port member 40 is formed with a box-shaped main body 41,
This body portion 41 has a front surface portion 49 formed on the surface side thereof,
The ventilation port 43 communicating with the inside and outside of the room is formed in the front part 49. Further, a flange portion 42 is provided on the back surface, and a connection port 44 communicating with the outside of the room is formed in the flange portion 42. Note that the exhaust port 43 of the front part 49 is formed below the front part 49.

Inside the main body 41, an upper guide portion 45 disposed on the upper side and a lower guide portion 46 disposed on the lower side are provided.
And a left and right side plate 47, and a passage 48 is provided. The upper guide part 45 has a shape that rises in an arc shape in cross section from the upper part of the ventilation port 43 toward the upper part of the connection port 44, and the lower guide part 46 is formed from the lower end edge of the ventilation port 6A to the connection port 44. It has a shape that rises in an arc shape in cross section toward the lower part. A drainer 46A is formed at the lower end of the lower guide 46. The duct 19 is connected to the connection port 44. That is, the structure is the same as that in which the outer wall ventilation port member 10 of the first embodiment is left as it is, but the flange portion 12 is attached to the back side. On the surface of such a main body 41, the main body 41
The decorative cover 20 having a size corresponding to the size of the outer shape of
A decorative cover 20 'similar to the above is attached.

Also in this embodiment, the same operation and effect as those of the first embodiment can be obtained. In addition, since only the decorative cover 20 ′ is exposed from the outer wall 6, the ventilation opening portion Are less noticeable, and the appearance is further improved.

The present invention is not limited to the above embodiments, but may be modified as follows as long as the object of the present invention can be achieved. That is, in the first and second embodiments, the outer wall ventilation member 1
The mounting of 0, 30 was performed by pressing the flange portions 12, 32 against the outer wall 6, but the present invention is not limited to this, and the opening 6A 'of the outer wall 6 was stepped as shown in FIG.
2, 32 and the main body parts 11, 31 are fitted, that is,
It may be completely buried. In addition, in such an embodiment, the same effect as that of the first embodiment can be obtained, and further, the same effect as the third embodiment can be obtained.

In the second embodiment, the duct 19
Is directly connected to the upper surface 35 of the main body 31 of the outer wall ventilation port member 30, but is not limited thereto, and may be connected via an elbow 80 from above as shown in FIG. 9. In this embodiment, the same effects as in the first embodiment can be obtained, and further, the same effects as in the second embodiment can be obtained.

Further, an outer wall ventilation port member 50 as shown in FIG. 9 may be used. The outer wall ventilation opening member 50 includes a rectangular cylindrical main body 51, and inside the main body 51, there are formed guides 55, 56 which are inclined upward from the front side to the rear side of the outer wall 6. . Gulls 57 are provided at the tips of these guide parts 55 and 56, and the gap between these gulls 57 serves as a ventilation port 53.

Further, an outer wall ventilation member 60 as shown in FIG. 10 may be used. The outer wall ventilation member 60 has a rectangular cylindrical main body 11, 51 in each of the above embodiments and modified forms.
What was formed with such a thing is made into a cylindrical shape. The outer wall ventilation port member 60 includes a cylindrical guide portion 65 having an upward slope from the front surface side to the rear surface of the outer wall 6, a horizontal portion 66 extending to the indoor side, and a flange portion 62. A part thereof slightly protrudes from the surface of the outer wall 6. A guide 67 is provided at the tip of the guide portion 65, and a gap between the guides 65 is a ventilation port 63. Further, a connection port 64 is formed at the indoor side end of the horizontal portion 66, and the connection port 64
The duct is connected in the same manner as in each of the above embodiments. The lower part of the flange part 62 also serves as a drain part of the guide part 65.

Such a cylindrical outer wall ventilation member 60
May be attached as shown in FIG. In the attachment of the outer wall ventilation member 60, the oblique round hole opening 6A is directly formed in the ALC in the above-described modified form, and the guide portion 65 is formed there.
Is attached to an outer wall 6 ′ formed of a wall base frame 68 and a surface material 69 such as siding. In this case, oblique round holes need not be formed in the wall base frame 68 and the surface material 69 such as siding, and horizontal round holes 68A and 69A are separately formed. Therefore, the work is easy because it is not necessary to make a hole diagonally.

[0039]

As described above, according to the outer wall ventilation structure of a building and the outer wall ventilation member of a building of the present invention,
Since the ventilation port member has a guide portion that is inclined upward from the outer wall surface side to the back surface, rain and the like do not enter from the guide portion, and therefore, the main body and the guide portion are moved from the outer wall surface to the conventional one. Unlike the vent cap, the outer wall does not have to protrude greatly, so that the outer wall becomes flat and has a good appearance, and does not hit an obstacle or the like, thereby reducing the possibility of breakage. Furthermore, since the ventilation port member does not need to protrude from the outer wall surface, the ventilation port member can be arranged close to the adjacent land boundary line, and thereby the site can be effectively used.

Further, according to the building unit having the outer wall ventilation opening structure of the present invention, since the ventilation opening member is provided inside the ventilation opening formed in the outer wall of the building unit, it projects outside the outer wall. Parts are eliminated, so that they do not interfere with transport and do not violate transport restrictions. In addition, since even a large ventilation member can be attached in advance at the factory, it is not necessary to attach it on site, and the on-site work is reduced.

[Brief description of the drawings]

FIG. 1 is an overall perspective view showing a building unit according to an embodiment of the present invention.

FIG. 2 is an overall perspective view showing a framework of a building unit according to the embodiment of the present invention.

FIG. 3 is an exploded perspective view showing a ventilation port member according to the first embodiment of the present invention.

FIG. 4 is a longitudinal sectional view showing a state where the ventilation port member according to the first embodiment is attached to the ventilation opening.

FIG. 5 is a longitudinal sectional view showing a ventilation port member according to a second embodiment of the present invention.

FIG. 6 is a longitudinal sectional view showing a vent member according to a third embodiment of the present invention.

FIG. 7 is a longitudinal sectional view showing a ventilation port member according to a modification of the present invention.

FIG. 8 is a longitudinal sectional view showing a ventilation port member according to another modification of the present invention.

FIG. 9 is a longitudinal sectional view showing a vent member according to still another modification of the present invention.

FIG. 10 is a perspective view showing attachment of a cylindrical ventilation port member according to another modification of the present invention.

FIG. 11 is a longitudinal sectional view showing attachment of a cylindrical ventilation port member according to another modification of the present invention.

FIG. 12 is a longitudinal sectional view showing a conventional ventilation port member of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Building unit 6 Outer wall 6A Ventilation opening 10, 30, 40 Ventilation opening member 11 Main body 12 Flange which is a surface 13 Ventilation opening 14 Connection opening 15 Upper guide part 16 Lower guide part 16A Water gradient part 19 Ventilation duct 20 Makeup cover

Claims (8)

[Claims] 1. An outer wall ventilation structure for a building, wherein a ventilation member is attached to a ventilation opening formed on an outer wall surface of the building, wherein the ventilation member is embedded in the ventilation opening. And a guide portion provided on the main body and having a slope rising from the front surface side to the back surface of the outer wall. 2. The ventilation port structure for an exterior wall of a building according to claim 1, wherein the ventilation port member has a ventilation port for indoor / outdoor communication on a surface exposed on the outer wall surface, and an indoor / outdoor communication on a surface other than the surface. A ventilation port connected to a ventilation duct at the connection port. 3. The outer wall ventilation structure of a building according to claim 1, wherein the ventilation port of the ventilation member is covered with a decorative cover having a breathability and having a similar color to the outer wall surface. The outside wall ventilation structure of the building characterized by that it is. 4. An outer wall ventilation opening member of a building embedded and installed in a ventilation opening formed in an outer wall surface of the building, the main body portion being provided on the main body portion and rising from the outer wall surface side to the back surface. A ventilating member for an outer wall of a building, comprising a guide portion having a slope. 5. A ventilation port member for an exterior wall of a building according to claim 4, wherein the ventilation port member has a ventilation port for communicating with the indoor / outdoor on a surface exposed on the outer wall surface, and also communicates with a room other than the surface. A ventilation port member for an outer wall of a building, characterized in that the ventilation port is connectable to the connection port. 6. The ventilation port member for an outer wall of a building according to claim 4, wherein the duct connection port is formed at a position other than the lower surface of the main body, and the lower surface of the main body is continuous with a lower edge of the opening for the ventilation port. A ventilating member for an outer wall of a building, wherein a draining portion extending downward is formed. 7. The outer wall ventilation member of a building according to claim 4, wherein the ventilation hole has air permeability and is covered with a decorative cover of a similar color to the outer wall surface. A ventilating member for an outer wall of a building. 8. A building unit having an outer wall ventilation structure for a building according to claim 1.