JP2002071203A - Return grill structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a return grill structure that can well collect and discharge condensate without paying attention to newly imposed constrictions by installation. SOLUTION: This return grill structure 30 is constituted of a return grill section 37, a drainage storing section 40 which stores the condensate in the section 37, a drainage discharging section 31, and an inserting section 34 which is inserted into the discharge duct 22 of a bath unit 11 when the structure 30 is connected to the duct 22.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for treating dew water and the like in an exhaust slime used for exhausting a bathroom or the like.

[0002]

2. Description of the Related Art In a bathroom such as an apartment house or a detached house,
In order to discharge air containing water vapor to the outside, a duct with a downward slope is provided between the ventilation fan such as a bathroom and the outside, while the air containing water vapor passes through this duct. Condensation water is generated, and the condensed water is dripped from an exhaust gallery that is installed at an outdoor opening, and dust and the like contained in the outside air adhere to the mist, and the outer wall and the lower wall of the lower portion of the exhaust gallery are attached. Contaminates the floor. In addition, when the outdoor side opening is installed in the upper part of the entrance, there is a problem such as condensation water falling when a resident enters and leaves the house.

As a drainage structure for dew condensation to solve such a problem, a method of connecting a drain pipe of dew condensation to a downstream side of a duct provided with a downward slope is disclosed in Japanese Unexamined Patent Publication No. Hei.
Japanese Patent Application Laid-Open No. 8-327120 discloses a method of collecting dew water by providing a bent portion in the middle of a duct.

[0004]

In the case of a dew-condensed water discharge structure in which a drain drain pipe for dew-condensed water is connected to the downstream side of the duct having the downward slope, since the dew-condensed water has a bent portion, it is difficult to install. Not only is there a lot of restriction, but also there is a duct section after the drain pipe of the condensed water, so that the condensed water is generated again in this part, so that the collection of the condensed water was not always sufficient.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems of the prior art, and to provide an exhaust gallery structure of the present invention which is not subject to new restrictions on architectural design and construction such as arrangement of bus units and rooms. Accordingly, it is an object of the present invention to provide an exhaust gallery structure capable of satisfactorily collecting the dew water generated in the exhaust duct.

[0006]

According to an aspect of the present invention, there is provided an exhaust duct structure which is provided at an outdoor end of an exhaust duct for exhausting air containing water vapor, comprising: an exhaust duct sealed by using rubber packing; A drain reservoir for collecting dew water and the like generated in the exhaust duct is provided inside the exhaust gallery that is installed through the connection portion of the drainage portion. An exhaust gallery structure having a structure capable of solving problems such as contamination of an outer wall surface and a floor surface of a lower surface of the exhaust gallery due to the outflow, and a problem of falling down to the resident.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an exhaust gallery structure of the present invention will be described in detail with reference to the accompanying drawings. In addition,
In the following description, the exhaust gallery structure includes a connection portion connected to an exhaust duct that discharges air containing water vapor, an exhaust gallery body having a drain water storage portion therein, and a drain discharge portion connected thereto. 2 shows the structure obtained.

FIG. 1 shows an example of the entire structure of a dew-water discharge structure using the exhaust gully structure 30 of the present invention.

A ventilation fan 21 is installed above the bus unit 11, and the ventilation unit 21 is used by using the ventilation fan 21.
A duct 22 for discharging air containing water vapor inside to the outside 12 is piped downwardly to the outside 12 side between the outside wall 14 of the building and the outside 1 of the exhaust duct 22.
An exhaust gallery structure 30 is provided on the two sides. The exhaust gallery structure 30 includes a connecting portion 34 and an exhaust gallery portion 37.
And a drain discharge section 31, and is connected to the exhaust duct 22 via a connection section 34.

FIG. 2 shows an external view of the exhaust lashing portion 37. (A) is a front view, (b) is a side view, (c)
FIG. 4 is a front view when the mesh gallery 41 is used.

[0011] As shown in FIG.
Numeral 7 is composed of a gull 39 composed of a plurality of blades 38 and a cylindrical portion 35 for storing dew water 23. In the present example, the plurality of blades 38 of the gull 39 enable exhaust in the front direction. Further, the gallery 39 may be used as a mesh gallery 41 using a net 42 for insect control as shown in FIG. This mesh gully 4
By adopting 1, it is possible to reduce the amount of dew condensation water generated when the air containing water vapor is discharged to the rag portion 37, though the amount is small.

FIG. 3 shows the connection between the ragged portion 37 and the exhaust / exhaust duct 22 shown in the sectional view taken along the line AA of FIG. The connecting portion 34 has an overall hat-shaped cross section having a cylindrical portion 35 having an outward flange formed on one end side. A groove is formed in a part of the outer peripheral surface of the cylindrical portion 35 of the connecting portion 34, and a rubber packing 36 is attached to the groove. The rubber packing 36 is in close contact with the inner surface of the exhaust duct 22 to prevent dew condensation water from leaking to the outside, and fixes the exhaust gallery structure 30 to the exhaust duct 22. The fixing of the exhaust gallery structure 30 to the exhaust duct 22 may be performed by bonding the exhaust gallery body to an outer wall surface of the exhaust gallery structure to the outer wall surface using a sealing agent when the strength needs to be further improved. is there.

As is apparent from FIG.
1 is provided with a drain outlet 32 that opens vertically in the lower part of the water storage section 40, and a drain outlet pipe 33 is connected to the drain outlet 32. The drain discharge unit 31
For discharging the condensed water 23 generated by cooling on the inner surface of the exhaust duct 22 to the outside from the drain water storage part 40 of the exhaust gallery part 37 when air containing steam mainly passes through the exhaust duct 22. It is.

Referring to FIG. 3, the exhaust gallery structure 3 of the present invention will be described.
A dew water discharge mechanism using 0 will be described.

The steam in the bus unit 11 forcedly guided into the exhaust duct 22 by the ventilation fan 21 shown in FIG. 1 is naturally cooled while passing through the duct 22, and the dew condensation 23 is formed on the surface of the exhaust duct 22. Generate. The condensed water 23 is provided in the exhaust duct 22 having a downward slope toward the outdoor 12 direction.
Flows down and flows into the exhaust gallery structure 30.

As shown in FIG. 3, the exhaust gallery structure 30
The dew water 23 which has flowed into the drainage portion 40 of the exhaust gallery structure 30 first bypasses the rubber packing 36 and passes through the inside of the cylindrical portion 35 of the connection portion 34. At this time, since the rubber packing 36 is provided on the outer periphery of the cylindrical portion 35 as described above, the dew condensation water 23 does not flow out to the outside 12 from this portion. The condensed water 23 that has flowed into the drain reservoir 40 is drained from the drain outlet 3 protruding into the reservoir 40.
Drain water can be stored by the height of 2. The amount of water storage can be adjusted by changing the installation height of the drain outlet 32. The condensed water exceeding the installation height of the drain outlet 32 is discharged to the drain outlet 32 and the drain discharge pipe 3.
3 to the outside.

The condensed water 23 discharged through the drain discharge pipe 33 is discharged outside the exhaust gallery structure by connecting one end of the drain discharge pipe 33 to a drain groove or the like. Therefore, it is possible to prevent the dew condensation water from contaminating the building exterior wall surface and floor surface below the exhaust gallery structure.

[0018]

By adopting the exhaust garbage structure of the present invention, it is possible to collect dew water without any new installation restrictions from the building such as the arrangement of the bus unit 11 and the room. Therefore, the degree of freedom in designing a building when dew water treatment is performed can be increased. In addition, it is possible to solve the problem of contamination of the outer wall and floor of the building caused by the dew condensation water and the entry and exit of the resident.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating an outline of an installation state of an exhaust gallery structure of the present invention.

FIG. 2 is an external view of an exhaust gallery structure of the present invention;
(A) is a front view, (b) is a side view, and (c) is a figure which shows an example when mesh mesh is used.

FIG. 3 is a view for explaining an attachment state of the exhaust gallery structure and the duct in the AA section of FIG. 1 (a).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Bus unit 12 Outdoor 13 Building interior 14 Building exterior wall 21 Ventilation fan 22 Exhaust duct 23 Condensation water 30 Exhaust gallery structure 31 Drain discharge part 32 Drain discharge port 33 Drain discharge pipe 34 Connection part 35 Cylindrical part 36 Rubber packing 37 Exhaust gallery Part 38 blade plate 39 rattle 40 drain reservoir 41 mesh rattle 42 net

Claims (1)

[Claims] 1. An exhaust gully structure installed at an outdoor end of an exhaust duct for discharging air containing water vapor,
A drain reservoir is provided inside the exhaust gallery, which is installed through a connection with the exhaust duct sealed using rubber packing, to collect dew water and the like generated in the exhaust duct. The exhaust gallery structure is characterized in that the exhaust gallery structure has a structure in which the condensed drainage is connected to the outer wall surface and the floor surface of the lower surface of the exhaust gallery.