JP4246880B2 - Ventilation structure in buildings - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a ventilation structure in a building, and more particularly to a ventilation structure in a building in which the air permeability of a wall of a building is improved.
[0002]
[Prior art]
Conventionally, there has been an example in which a ventilation method is provided in which a ventilation layer is provided between the wall base material and the outer wall so as to allow ventilation from the base portion to the back of the eaves. However, in the case of this ventilation method, there is a problem that it is difficult to sufficiently ventilate the wall of the building because the upper end of the ventilation layer ends at the parapet portion.
[0003]
[Problems to be solved by the invention]
In addition, it has been considered that a ventilation port is provided in the parapet portion on the upper end side of the ventilation layer, and ventilation is performed through this ventilation port. There was a problem of entering the wall through the vent.
[0004]
Furthermore, in order to solve the above-mentioned problems, for example, as shown in Japanese Patent Application Laid-Open No. 7-18735, a communication hole is provided on the side surface of the parapet panel in which the hollow portion constituting the upper part of the wall of the building is provided. Also known is a parapet panel technique in which a vent is formed in the upper core of the parapet panel and a tubular ventilation container is inserted into the vent.
[0005]
However, the parapet panel having the above-described configuration is provided with a communication hole or a vent on the side or upper core of the parapet panel, and a hollow layer of the parapet panel is interposed between the communication hole and the vent. Due to the structure, there is a problem that the structure is complicated and the processing work is troublesome, the ventilation of the wall body is not sufficient, and it is difficult to keep the wall body always dry.
[0006]
The ventilation structure in the building according to the present invention is a completely new technology developed in view of the above-mentioned conventional problems, and in particular, an outer wall is provided on the outer surface of the parapet panel through a ventilation layer, and A chimney member is mounted at a predetermined position on the upper end of the parapet panel, and the air in the ventilation layer provided in the wall of the building is effectively passed through the chimney member by communicating the ventilation layer and the chimney member. In this way, the wall can always be dried to improve the life of the building, and the structure is simple and can be constructed with simple construction. It provides a completely new ventilation structure technology that can prevent intrusion into the wall.
[0007]
[Means for Solving the Problems]
In vent structure building according to the present invention is a new technology developed in view of the many conventional problems described above, inventions gist of that is in the ventilation structure parapet portion of a building In this case, an outer wall is provided along the outer surface of the parapet panel through a ventilation layer, and a ventilation path is formed between the upper surface of the parapet panel and the headboard mounting base, and the ventilation path and the ventilation layer are formed. It is communicating, further attached to the chimney by an upper end and at a predetermined position along the vent path of the parapet portion and a ventilation hole of the chimney and the ventilation layer constituted by communicating through the air passage It is a ventilation structure in buildings characterized by
[0008]
Te is at the inventions described above, in the air passage is provided, and the upper end position of the parapet portion between the ventilation layer is provided, and upper and coping attached underlying parapet panels between the parapet panel and the outer wall, Since the chimney member is attached along the air passage, the air around the upper surface of the parapet panel can be ventilated through the air passage and the chimney member. Further, since the ventilation layer formed between the parapet panel and the outer wall communicates with the ventilation path, the air in the ventilation layer can be ventilated through the ventilation path and the chimney member .
[0009]
In addition, since the chimney member is attached to the upper end of the parapet, rainwater can be prevented from entering the wall even during a typhoon. Further, as described above, the ventilation layer formed in the parapet part and the ventilation layer formed between the wall base material and the outer wall provided below the parapet part communicate with each other , thereby The entire body can be ventilated, which allows the walls to always be dry and the life of the building to be significantly increased.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 is a longitudinal sectional view showing a ventilation structure of a reference example, and FIG. 2 is a main portion of the ventilation structure of FIG. FIG. 3 is a longitudinal cross-sectional explanatory view showing the ventilation structure of the first embodiment according to the present invention, and FIG. 4 is a perspective explanatory view showing the main part of the ventilation structure of FIG.
[0011]
1 and 2, reference numeral 1 denotes a parapet portion of a building, and a ventilation layer 4 having a predetermined gap width is formed between the parapet panel 2 and the outer wall 3. A waterproof layer 5 is formed on the front surface of the upper end edge of the parapet panel 2, and a cap 7 is attached on the waterproof layer 5 via a cap bracket 6.
[0012]
Reference numeral 8 denotes a pipe-shaped chimney member, in which a ventilation hole 9 is provided, and a flange 10 is attached to the outer periphery thereof. A lower end portion of the chimney member 8 penetrates a predetermined portion of the waterproof layer 5 and is inserted into the upper portion of the ventilation layer 4. Therefore, the upper part of the ventilation layer 4 communicates with the ventilation hole 9 of the chimney member 8. Reference numeral 11 denotes a sealing portion, which is applied around the heel 10 in contact with the waterproof layer 5. 12 is the beat of Kasagi.
[0013]
In the case of the reference example shown in FIG. 1 and FIG. 2 described above, the ventilation layer 4 is provided between the parapet panel 2 and the outer wall 3 of the parapet portion 1, and the waterproof layer 5 is provided on the upper portion of the parapet portion 1. Since the lower part of the chimney member 8 is inserted into the upper part of the ventilation layer 4 so that the ventilation layer 4 and the ventilation hole 9 of the chimney member 8 communicate with each other, the air in the ventilation layer 4 is always passed through the chimney member 8. Can be ventilated.
[0014]
Moreover, since the upper part of the chimney member 8 is standingly projected on the waterproof layer 5, it is possible to prevent rainwater that has entered the parapet part 1 from entering the wall. When the ventilation layer 4 provided in the parapet part 1 communicates with a ventilation layer (not shown) formed in the wall below the parapet part 1, the air in the ventilation layer is also the same as the ventilation layer 4. Ventilation is possible through the chimney member 8.
[0015]
The first embodiment of the ventilation structure according to the present invention will be described with reference to FIGS. That is, in the case of the first embodiment, a block-shaped ventilation packing 13 having a predetermined size is placed on a part of the upper edge of the parapet panel 2, and the headboard mounting base 14 is installed on the ventilation packing 13. ing.
[0016]
Therefore, an air passage 15 is formed between the upper end portion of the parapet panel 2 and the headboard mounting base 14, and the vent layer 4 formed between the parapet panel 2 and the outer wall 3 as described above. As shown in the figure, the air passage 15 is configured to communicate with each other.
[0017]
In the case of the first embodiment, the waterproof layer 5 is provided above the headboard mounting base 14, and a waterproof layer 16 is provided on the outer peripheral surface of the parapet panel 2 separately from the waterproof layer 5. In the case of the first embodiment, the lower part of the chimney member 8 inserted into the headboard mounting base 14 and a part of the waterproof layer 5 is inserted into the air passage 15, and the ventilation hole 9 and the ventilation hole of the chimney member 8 are ventilated. The road 15 is in communication. A gap between the upper end edge of the outer wall 3 and the headboard mounting base 14 is filled with a sealing material 17 so that the air passage 15 can be kept airtight.
[0018]
In the case of the first embodiment, an air passage 15 is formed between the parapet panel 2 and the headboard mounting base 14 by installing the headboard mounting base 14 through the air packing 13 above the parapet panel 2, And since the lower part of the chimney member 8 was inserted and comprised in this ventilation path 15, the air in the upper part of the parapet part 1 can be exhausted effectively.
[0019]
Further, as described above, since the ventilation layer 4 provided in the parapet portion 1 communicates with the ventilation path 15, the air in the ventilation layer 4 is allowed to flow outward through the ventilation path 15 and the chimney member 8. It can be exhausted and ventilated. Furthermore, since the upper end portion of the chimney member 8 is erected and protrudes above the headboard mounting base 14 and the waterproof layer 5, rainwater can be prevented from entering the parapet portion 1 from this portion.
[0020]
In the above embodiment, when the chimney member 8 is attached to the headboard mounting base 14 or the waterproof layer 5, the outer diameter of the chimney member 8 is set at a predetermined position of the headboard mounting base 14 or the waterproof layer 5. By drilling an exhaust hole (not shown) having a substantially equal inner diameter, it is possible to easily perform construction by simply inserting the lower part of the chimney member 8 into the exhaust hole. Further, the exhaust hole can be waterproofed by forming a sealing portion 11 by filling a sealing material around the flange 9 of the chimney member 8.
[0021]
The air in the parapet portion 1 exhausted through the chimney member 8 into the space between the headboard 7 and the waterproof layer 5 or the headboard 7 and the headboard mounting base 14 has a gap in advance in a part of the beat 12 under the headboard 12 on one side. By providing it, the exhaust can be efficiently exhausted outside the headboard 7.
[0022]
【The invention's effect】
As described above, the ventilation structure in the building according to the present invention forms a ventilation layer in the parapet part, and communicates the ventilation layer and the ventilation hole of the chimney member that is erected on the parapet part. The air in the ventilation layer of the parapet portion can be effectively vented outward through the chimney member. Moreover, it is possible to prevent rainwater from entering the parapet portion by providing the chimney member upright.
[0023]
Further, the air passage is provided between the upper edge and the coping attached underlying parapet panels, and that mounted by inserting the bottom of the chimney to the air passage, to enhance the top overall ventilation parapet portion I can do it. In addition, when the ventilation path and the above-described ventilation layer communicate with each other, the air in the ventilation layer can be exhausted to the outside through the ventilation path.
[Brief description of the drawings]
FIG. 1 is a longitudinal cross-sectional explanatory view showing a vent structure of a reference example.
2 is an explanatory perspective view showing a main part of the ventilation structure of FIG. 1. FIG.
FIG. 3 is an explanatory longitudinal sectional view showing a ventilation structure of the first embodiment according to the present invention.
4 is a perspective explanatory view showing a main part of the ventilation structure of FIG. 3. FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Parapet part 2 ... Parapet panel 3 ... Outer wall 4 ... Ventilation layer 5 ... Waterproofing layer 6 ... Kasagi bracket 7 ... Kasagi 8 ... Chimney member 9 ... Ventilation hole 10 ... １１ 11 ... Sealing part 12 ... Kasagi lower beat 13 ... Ventilation packing 14 ... Base board mounting base 15 ... Ventilation path 16 ... Waterproof layer 17 ... Sealing material

Claims (1)

In the ventilation structure in the parapet part of the building, an outer wall is provided through the ventilation layer along the outer surface of the parapet panel, and an air passage is formed between the upper surface of the parapet panel and the headboard mounting base. , communicates a with vent path the vent layer, attaching the chimney further and along the vent path at the upper end position of the parapet portion, said vent and ventilation holes of the chimney and the ventilation layer Ventilation structure in a building, characterized by being configured to communicate with each other through a road .

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