KR20180118893A - Dual roop drain and constructing method thereof - Google Patents

Abstract

The present invention relates to a roof drain, installed in the roof or veranda (balcony) or the bottom of a building such as a park so as to drain rainwater or wastewater through a drainage pipe. The dual roof drain comprises: an embedding drain inserted into the drainage pipe; a water-dropping socket mounted on the embedding drain and having a plurality of grooves through which water stagnated on a waterproof layer is introduced into the socket due to the drop; and an exposure drain coupled to the water-dropping socket to enable the exposure drain to be coupled to the embedding drain. Accordingly, the water stagnated on the waterproof layer installed for waterproofing on a slab layer can be drained through the drainage pipe so that water leakage due to the water stagnated on the waterproof layer and cracks due to reduction in the strength of a mortar layer can be prevented in advance.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a dual-

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a loop drain installed on a floor of a building, such as a roof, a balcony, or a park, and draining rainwater or wastewater through a drain pipe. More specifically, To a double loop drain capable of efficiently draining accumulated water through a drain pipe to prevent leakage of water caused by water contained in the waterproof layer and cracks in the mortar layer and the like.

2. Description of the Related Art Generally, a roof drain is a device installed on the roof of a building, a porch (balcony), a park or the like to collect rainwater (excellent) or sewage and drain it through a drain pipe. A waterproof layer (waterproof sheet) is formed on the upper part of the roof drain in a state in which a loop drain is embedded, a mortar layer is formed on the waterproof layer, and a screwdriver is fixed on the bottom surface by a screw.

However, in the roof drain installation structure according to the related art, it is difficult to closely adhere the waterproof layer to the loop drain, so that water accumulated on the waterproof layer can not be stably discharged through the drain pipe. If water is not drained on the waterproof layer in this way, the water that flows into the gap between the loop drain and the slab layer generates leakage, while the strength of the mortar layer is lowered to cause a crack in the mortar layer there was.

KR 20-0179274 Y1, 2000. 02. 09. KR 20-0339851 Y1, 2004. 01. 14. KR 20-2010-0007082 U, 2010. 07. 08. KR 10-1669141 B1, 2016. 10. 19.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in order to solve the problems of the prior art, and it is an object of the present invention to provide a waterproofing structure for a waterproofing structure, And a method of constructing the double-loop drain.

According to one aspect of the present invention, there is provided a floor structure including a slab layer, a waterproof layer formed on the slab layer, and a mortar layer formed on the waterproof layer, the floor including a roof, a verandah, a balcony, A drain disposed in the slab layer and having a lower portion connected to the drain pipe in communication with the drain pipe, the drain being connected to the drain pipe installed in the slab layer, and drainage of rainwater or wastewater through the drain pipe. The lower part of the slab is positioned on the upper part of the embedding drain so that the lower part is located at a lower level than the slab layer and the lower part of the lower part is seated on the upper part of the embedding drain, A water-dropping socket having a plurality of grooves formed therein; And an upper portion of the water drainage socket is positioned on the upper portion of the drainage socket so that the upper portion is exposed to the outside of the mortar layer and the lower portion is inserted into the drainage socket and then aligned with the upper portion of the drainage drain, An exposure drain for guiding to a buried drain; And a water drain port for receiving the water of the waterproof layer from the water outlet socket so as to surround the outer surface of the water outlet socket and the upper portion of the drain for exposure in a state where the drain for exposure is coupled to the water outlet socket. And a filter for filtering the foreign matter.

Preferably, the drain for exposure has a larger diameter than an upper portion of the drain, the lower portion of the drain port being spaced apart from the inner surface of the drainage socket in a state where the lower portion is inserted into the drainage socket. And a lower diameter of a lower portion to be inserted inward is smaller than a diameter of the water-dropping socket.

Preferably, the grooves may be formed continuously along the lower circumference of the water drop socket, the groove having a triangular structure having an open top and a sharp top.

According to another aspect of the present invention, there is provided a method of manufacturing a waterproofing structure, comprising the steps of: (a) cutting a water leakage portion of a floor to a predetermined size around the water discharge pipe until the waterproof layer is exposed; (b) installing the double-loop drain in the drain pipe; (c) filling and filling the gravel layer around the double-loop drain; (d) installing a mesh network on the gravel layer to prevent the gravel layer from being lost; (e) filling a mortar layer on the upper part of the gravel layer on which the mesh net is installed, And (f) finishing the upper surface of the mortar layer by applying a urethane coating to the double-loop drain.

Preferably, in the step (b), the grooves formed in the water-dropping socket are located at a lower height than the waterproof layer with respect to the slab layer.

As described above, according to the present invention, there is provided a water treatment system comprising: a drain for embedding in a drain pipe; a water drainage device mounted on an upper portion of the drain for filling and having a plurality of grooves formed therein, A double loop drain including a socket and an exposure drain connected to the water dropping socket for communicating with the drain for embedding is provided so that the water contained in the waterproof layer provided for the waterproof treatment on the slab layer is effectively discharged through the drain pipe It is possible to prevent water leakage caused by the water contained in the waterproof layer and cracks due to a decrease in the strength of the mortar layer.

1 is an assembled perspective view illustrating a dual-loop drain according to an embodiment of the present invention;
2 is an exploded perspective view of the dual loop drain shown in Fig. 2; Fig.
Fig. 3 is a sectional view of the double-loop drain shown in Fig. 1 cut vertically. Fig.
FIG. 4 is a sectional view showing a state where the double loop drain shown in FIG. 1 is installed on the roof of a building; FIG.
5 is a flowchart illustrating a method of constructing a dual loop drain according to an embodiment of the present invention.
FIGS. 6 to 8 are views schematically showing steps of the respective steps shown in FIG. 5. FIG.
Figs. 9 to 12 are photographs of the construction of each step shown in Fig. 5. Fig.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and how to accomplish them, will become apparent by reference to the embodiments described in detail below with reference to the accompanying drawings. However, the present invention is not limited to the embodiments described below, but may be embodied in various other forms.

The present embodiments are provided so that the disclosure of the present invention is thoroughly disclosed and that those skilled in the art will fully understand the scope of the present invention. And the present invention is only defined by the scope of the claims. Thus, in some embodiments, well known components, well known operations, and well-known techniques are not specifically described to avoid an undesirable interpretation of the present invention.

In addition, like reference numerals refer to like elements throughout the specification. Moreover, terms used herein (to be referred to) are intended to illustrate the embodiments and are not intended to limit the invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. Also, components and acts referred to as " comprising (or comprising) " do not exclude the presence or addition of one or more other components and operations.

Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense commonly understood by one of ordinary skill in the art to which this invention belongs. Also, commonly used predefined terms are not ideally or excessively interpreted unless they are defined.

Hereinafter, the technical features of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an exploded perspective view of a dual-loop drain according to an embodiment of the present invention, and FIG. 3 is an exploded perspective view of the double-loop drain shown in FIG. FIG. 4 is a sectional view showing a state where the double loop drain shown in FIG. 1 is installed on the roof of a building.

The double loop drain 10 according to the embodiment of the present invention includes a slab layer 21 which is a bottom concrete and a waterproof layer 22 which is formed on an upper portion of the slab layer 21, And a mortar layer 23 formed on the upper part of the waterproofing layer 22 so as to collect rainwater or sewage and drain the water through the drainage pipe 1. [

This double-loop drain 10 includes a drain 11 for embedding, a drainage sump 12 and an exposure drain 13 as shown in Fig. And may further include a pattern 14.

The embedding drain 11 is a circular pipe embedded in the slab layer 21 as shown in Figs. 2 and 4. The lower part of the drain 11 is inserted into the drain pipe 1 to communicate with the drain pipe 1, An upper end portion 11a extending outward relative to a lower portion inserted into the inside of the drain pipe 1 is mounted on the upper portion of the drain pipe 1.

As shown in FIG. 3, the water-dropping socket 12 is a communication socket for communicating the filling drain 11 and the drain for exposure 13 with each other. A plurality of grooves 12a are formed. At this time, the groove 12a is formed so as to be lower than the waterproof layer 22 with respect to the slab layer 21 so that the water that has been accumulated in the waterproof layer 22 flows into the double loop drain 10, .

The groove 12a has a triangular structure that is open to the bottom and has a pointed upper part, and is formed continuously along the lower circumference of the water drop socket 12. [ 2, in the present invention, the groove 12a has a triangular structure with a sharp top, but it may be formed in a polygonal (quadrilateral) structure, semicircular, semi-elliptical, or wavy shape in addition to a triangular structure .

As shown in FIG. 4, the drain 13 for exposure is a circular pipe which is exposed to the bottom of the building and collects rainwater or sewage. The upper drainage hole 13 has a larger diameter than the lower part, And the lower part is inserted into the drainage socket 12 and aligned with the upper part of the drain 11 for filling. At this time, it is preferable that the lower opening diameter of the drain 13 for exposure is smaller than the diameter of the water slack 12.

Since the lower opening diameter of the exposure drain 13 inserted into the water dropping socket 12 is smaller than the upper diameter of the filling drain 11 as described above, The water of the waterproof layer 22 is formed on the lower portion of the water drop socket 12 without being disturbed by the lower portion of the drain for exposure 13, And can stably flow into the groove 12a.

1 and 2, the wire netting 14 is formed of a metal net. In the state where the drain port 11 is coupled to the drainage socket 12, The foreign matter contained in the high water of the waterproof layer 22 is filtered in the course of flowing the water which is touched in the waterproof layer 22 into the water sluice 12.

FIG. 5 is a flowchart illustrating a method of constructing a dual-loop drain according to an embodiment of the present invention. FIGS. 6 to 8 are schematic views showing processes of the respective steps shown in FIG. FIG. 12 is a construction photograph of each step shown in FIG.

5, 6 and 9, a slab layer 21, which is a bottom concrete, a waterproof layer (waterproof sheet) 22 formed on the upper portion of the slab layer 21, and a mortar When leakage occurs on the floor of a building such as a roof, a veranda, a balcony, a park or the like including the layer 23, the waterproof layer 22 is exposed to a size of about 250 to 500 mm at the bottom of the drainage pipe 1 The cut groove 2 is cut and then cleaned and dried (ST1).

Thereafter, as shown in Figs. 5, 7, and 10, the drain 11 for embedding is inserted into the drain pipe 1 (ST2).

5, a waterproof tapes (not shown) are attached to the waterproof layer 22 around the filling drain 11 (ST3). It is possible to prevent a gap between the waterproof layer 22 and the drain 11 for embedding from being generated so that water leaking into the waterproof layer 22 flows into the clearance between the waterproof layer 22 and the drain 11 for filling, It can be prevented at the source.

Then, as shown in FIG. 5, an undercoat / blanket (not shown) is attached on the waterproof butyl tape around the drain 11 for embedding (ST4). That is, one side is bonded to the drain 11 for filling, and the other side is formed with a metal mesh / underpainter so as to cover the waterproof butyl tape. The waterproofing tape 22 and the waterproofing tape 22 can be prevented from being lifted.

Thereafter, as shown in Figs. 5, 7 and 11, the drainage sump 12 is connected to the drain 11 for embedding (ST5).

Then, as shown in Figs. 5, 7 and 11, the gravel layer 25 functioning as a drain plate is filled and buried in the groove 2 around the drain 11 for drainage (ST6). The water that has stayed in the waterproof layer 22 flows naturally through the gap between the gravel layers 25 due to the dropping and flows into the interior of the drain 11 through the groove 12a of the water dropout socket 12 And then drained to the next drain pipe (1).

Thereafter, as shown in Figs. 5, 7 and 11, after the drain 13 for exposure is coupled to the drainage sockets 12, (ST7).

5, 7, and 11, a mesh network 26 is installed on the gravel layer 25 to prevent the gravel layer 25 from being lost (ST8).

5, 8, and 12, a mortar layer 23 'is filled in the upper part of the gravel layer 25 provided with the mesh net 26, and the urethane coating 24' is formed on the upper surface thereof Finish painting (ST9).

Meanwhile, steps ST3 and ST4 may be omitted in the double loop drain construction method according to the embodiment of the present invention. In ST6 to ST8, the process order can be changed according to the work environment. For example, ST7 can be executed between ST5 and ST6, and ST8 can be executed between ST6 and ST7.

The double loop drain 10 according to the embodiment of the present invention includes a drain 11 to be inserted into the drain pipe 1 and a drain 12 to be placed on the top of the drain 11 for drainage, A water drainage socket 12 formed with a plurality of grooves 12a that naturally flow into the interior due to this drop, an exposure drain 13 coupled to the drainage socket 12 to communicate with the drain 11 for filling, Water contained in the waterproof layer 22 provided for the waterproof treatment on the slab layer 21 is effectively drained through the drain pipe 1 to prevent water leakage due to water contained in the waterproof layer 21, And the like can be prevented in advance.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

1: Water pipe
2: Home
10: Dual loop drain
11: Drain for filling
12: Dripping water socket
13: Exposure drain
14: Color Picker
21: Slab layer
22: Waterproof layer
23, 23 ': mortar layer
24, 24 ': Urethane film
25: Gravel layer
26: mesh network

Claims (5)

A slab layer, a waterproof layer formed on an upper portion of the slab layer, and a mortar layer formed on an upper portion of the waterproof layer, and is connected to a drain pipe installed on a floor of a building such as a roof, a veranda, a balcony or a park, By draining,
A buried drain embedded in the slab layer and having a bottom connected to the drain pipe;
The lower part of the slab is positioned on the upper part of the embedding drain so that the lower part is located at a lower level than the slab layer and the lower part of the lower part is seated on the upper part of the embedding drain, A water-dropping socket having a plurality of grooves formed therein;
And an upper portion of the water drainage socket is positioned on the upper portion of the drainage socket so that the upper portion is exposed to the outside of the mortar layer and the lower portion is inserted into the drainage socket and then aligned with the upper portion of the drainage drainage, An exposure drain for guiding to a buried drain; And
The water drainage socket is provided to surround the outer surface of the drainage socket and the upper portion of the drain for exposure in a state where the drain for exposure is coupled to the drainage socket, A filter to filter;
And a second loop drain.
The method according to claim 1,
Wherein the drain for exposure has a larger diameter than an upper portion of the drain port and is inserted into the drain hole so as to be spaced apart from an inner surface of the drain hole when the lower portion is inserted into the drain hole. Wherein a diameter of a lower portion of the drain hole is smaller than a diameter of the drain hole.
The method according to claim 1,
Wherein the groove is open to the bottom and has a pointed triangular top shape, and is formed continuously along the lower circumference of the water drop socket.
(a) cutting the water leakage part of the floor at a predetermined size around the water drain pipe until the waterproof layer is exposed, digging it, cleaning and drying it;
(b) installing the double loop drain of any one of claims 1 to 3 in the drain pipe;
(c) filling and filling the gravel layer around the double-loop drain;
(d) installing a mesh network on the gravel layer to prevent the gravel layer from being lost;
(e) filling a mortar layer on the upper part of the gravel layer on which the mesh net is installed, And
(f) finishing the upper surface of the mortar layer by applying a urethane coating;
Wherein the second loop drain is formed on the first substrate.
5. The method of claim 4,
Wherein the groove formed in the drainage socket in the step (b) is installed at a lower height than the waterproof layer with respect to the slab layer.

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