KR20120118705A

KR20120118705A - Apparatus for draining subsurface water

Info

Publication number: KR20120118705A
Application number: KR1020110036239A
Authority: KR
Inventors: 홍종인
Original assignee: 홍종인
Priority date: 2011-04-19
Filing date: 2011-04-19
Publication date: 2012-10-29

Abstract

The present invention relates to a groundwater drainage system capable of collecting the infiltration water flowing between the foundation concrete layer of the building and the upper protection concrete layer placed on the foundation concrete layer to be discharged to the sump well, and the upper protective concrete layer and the foundation. A main drain plate member installed between the concrete layers, the main drain plate member including a first base plate, a plurality of first support pillars having a bottom surface closed from the first base plate and protruding downward from the first base plate; And a heat insulating member provided on the bottom surface of the first support pillar of the main drain plate member. According to such a groundwater drainage device, the effect of suppressing condensation, moisture or leakage to the upper protective concrete layer is improved by the heat insulating member provided on the bottom surface of the main drainage plate member provided between the upper protective concrete layer and the foundation concrete layer.

Description

Groundwater drainage {apparatus for draining subsurface water}

The present invention relates to groundwater drainage, and more particularly to groundwater drainage in which an insulating layer is formed between the upper protective concrete layer and the foundation concrete layer.

In general, the drain plate is for waterproofing for the infiltration water of the underground structure, it is installed between the base concrete and the upper protective concrete to prevent the moisture and condensation and leakage of the underground layer. These drainage plates are installed in underground structures, underground constant temperature and humidity rooms, underground bunkers, artifact exhibition rooms and storages, tunnels, subways, swimming pools, underground parking lots, electrical rooms, and machine rooms to prevent incomplete underground waterproof defects. In case of replacement, it can reduce the construction time and cost by reducing the amount of underground digging and residual soil treatment.

Korean Patent Laid-Open Publication No. 2005-0110305 discloses a drainage plate and a method of constructing a basement floor using the same. The disclosed drainage plate is formed with a plurality of support pillars protruding to one side of the plate at regular intervals, and has a configuration in which an opening is formed so that concrete is discharged to the lower end of the support pillar.

Such a drain plate forms a drainage path between the upper protective concrete layer and the foundation concrete layer, but does not provide an insulation effect between the upper protective concrete layer and the foundation concrete layer, and thus has a disadvantage in that condensation and moisture protection functions of the basement layer are deteriorated.

The present invention has been made to solve the above requirements, it is an object of the present invention to provide a groundwater drainage device that can improve the condensation and moisture protection by improving the insulating ability between the upper protective concrete layer and the base concrete layer. .

In order to achieve the above object, the groundwater drainage device according to the present invention collects the infiltration water flowing between the foundation concrete layer of the building and the upper protective concrete layer placed on the foundation concrete layer to be discharged to the sump. In the groundwater drainage device, a plurality of agents having a bottom surface is provided between the upper protective concrete layer and the base concrete layer, the first base plate, the bottom surface is protruded downward from the first base plate A main drain plate member including a support pillar; And a heat insulating member formed of a heat insulating material and installed on a bottom surface of the first support pillar of the main drain plate member.

According to an aspect of the present invention, the heat insulating member is formed to have an inner space in which a lower portion opposite to the bottom surface is opened and an upper portion is closed.

Alternatively, the heat insulating member is formed in a structure having an opening that is vertically penetrated.

The apparatus may further include a ventilation pipe installed to allow the introduction of outside air through a water collecting space between the first base plate and the foundation concrete layer, and a warm air supply for supplying warm air through the ventilation pipe.

In addition, the connection portion for connecting between the insulating member is provided on each of the bottom surface of the first support pillars spaced apart; may be further provided.

In addition, the lower portion of the main drain plate member is provided with a second base plate and a plurality of second support pillars protruding downwardly from the second base plate so that the first support pillar can be inserted, respectively; The second base plate is spaced downwardly with respect to the first base plate in a state in which the first support pillar is inserted into the support column so as to form an insulating space layer between the first base plate and the first base plate. And a lower auxiliary drain plate member having a lower surface of the second support pillar closed.

In addition, it is installed on the main drain plate member and has a third base plate and a plurality of third support pillars protruding downwardly from the third base plate to be inserted into the first support pillar, respectively, the first The third base plate is spaced upwardly with respect to the first base plate in a state in which the third support pillar is inserted into the support pillar so as to form an insulating space layer between the first base plate and the first base plate. And an upper auxiliary drain plate member having an open or closed bottom surface of the third support pillar.

Preferably, further comprising: a warm air supply for supplying warm air through the insulating air layer.

According to the groundwater drainage device according to the present invention, the effect of suppressing condensation, moisture or leakage to the upper protective concrete layer by the insulating member provided on the bottom surface of the main drainage plate member installed between the upper protective concrete layer and the foundation concrete layer Is improved.

1 is a cross-sectional view showing a groundwater drainage device according to a first embodiment of the present invention,
FIG. 2 is an exploded perspective view of the drain plate assembly of FIG. 1;
3 is a cross-sectional view showing a groundwater drainage device according to a second embodiment of the present invention,
4 is an exploded perspective view of the drainage plate assembly of FIG. 3,
5 is a cross-sectional view showing a groundwater drainage device according to a third embodiment of the present invention,
6 is an exploded perspective view of the drainage plate assembly of FIG. 5;
7 is a cross-sectional view showing a groundwater drainage device according to a fourth embodiment of the present invention,
8 is an exploded perspective view of the drainage plate assembly of FIG. 7;
Figure 9 is a partially cut perspective view showing another embodiment of the heat insulating member applied to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in more detail groundwater drainage apparatus according to a preferred embodiment of the present invention.

1 is a cross-sectional view showing a groundwater drainage device according to a first embodiment of the present invention, Figure 2 is an exploded perspective view of the drainage plate assembly of FIG.

1 and 2, the groundwater drainage device 100 according to the present invention includes a drain plate assembly 110 and a sump well 30 installed between the foundation concrete layer 10 and the upper protective concrete layer 20. do.

Reference numeral 12 denotes a strata, reference numeral 13 denotes an oyster finish layer formed of xantre, gravel, or rubble, and reference numeral 14 denotes a discarded concrete layer. Of course, the structure up to the ground layer 12 below the foundation concrete layer 10 may be different from the illustrated structure.

The drainage plate assembly 110 may collect the infiltration water introduced between the foundation concrete layer 10 of the building and the upper protective concrete layer 20 placed on the foundation concrete layer 10 and discharge it to the sump 30. It is provided with a heat insulating member 160 installed on the bottom surface 123 of the main drain plate member 120 and the first support pillar 122 of the main drain plate member 120.

The main drain plate member 120 is installed below the upper protective concrete layer 20 between the upper protective concrete layer 20 and the foundation concrete layer 10.

The main drain plate member 120 includes a first base plate 121 having a rectangular plate shape, and a plurality of first support pillars 122 that extend from the first base plate 121 and protrude downward.

The lower surface of the first support pillar 122 of the main drain plate member 120 has a closed bottom surface 123.

The heat insulating member 160 is formed lower than the height of the first support pillar 122 and is installed on the closed bottom surface 123 of the first support pillar 122.

The heat insulating member 160 may be constructed to be attached to the bottom surface 123 with an adhesive or embedded by concrete poured when the upper protective concrete layer 20 is formed.

The insulation member 160 may be formed of any one of various insulation materials, for example, styrofoam, expandable polystyrene (EPS), insulation mortar, and foam concrete. Herein, a variety of known mortars, such as a mixture of cement paste on styrofoam granules or expandable polystyrene particles, may be applied. In the foamed concrete, fine bubbles are produced by a hydration reaction using a siliceous material on a limestone raw material mainly composed of cement and quicklime. Various known things, such as a structure having, can be applied.

Here, when the insulation mortar or foam concrete is applied as the heat insulating member, it can be formed by pouring in the first support pillar 122 of the main drain plate member 120 at the time of construction.

The heat insulating member 160 is formed to have an inner space 163 having a lower portion open and an upper portion closed to face the bottom surface 123 of the first support pillar 122 to increase the heat insulating ability.

On the other hand, in order to further increase the heat insulating ability may be formed so that the outside air can be introduced into the collecting space 155 between the base concrete layer 10 and the first base plate 121 of the main drain plate member 120.

Ventilation pipe 170 is a main drain plate to inflow and outflow of outside air or to supply the warm air to the water collecting space 155 between the first base plate 121 and the base concrete layer 10 of the main drain plate member 120 It extends outward from the collection space 155 between the first base plate 121 and the foundation concrete layer 10 of the member 120.

The warm air supply 180 is installed to forcibly supply outside air or warm air through the ventilation pipe 170.

Unlike the illustrated example, the heat insulating member 160 may be omitted, and only the ventilation pipe 170 and the warm air supply 180 may be installed.

On the other hand, when the insulating member 160 is divided into a main body 161 extending to a predetermined height having an inner space 163 penetrated up and down, and having an upper portion 162 for closing the upper portion of the main body 161 It is structured. Reference numeral 165 is an auxiliary partition wall that is integrally formed in the main body 161 in a direction crossing the main body 161 and divides the internal space 163 vertically to reinforce the strength.

Unlike this, as shown in FIG. 9, the heat insulating member 160 is formed of only the main body 161 and the auxiliary partition wall 165 or the auxiliary partition wall 165 is omitted, and thus the upper and lower openings have an internal space. Of course it can be formed as.

In addition, the outer shape of the main body 161 may be shaped into a polygonal shape such as a circle, a square, a hexagon.

In addition, the heat insulating members 160 may be formed in a single shape so as to be inserted into the bottom surface 123 of the first support pillar 122 as shown in FIG. 2, or to increase the convenience of construction. As shown in FIG. 2, the heat insulating members 160 may be formed to be connected to each other by the connecting strips 168 spaced apart from each other on the bottom surface 123 of the adjacent first support pillars 122.

Here, the connecting strip 168 is applied as a connecting portion for interconnecting the main body 161 is formed of a soft material that is easy to bend to a length that can extend to the adjacent first support pillar 122 or the heat insulating member 160 Of course, it can be molded integrally with).

The groundwater drainage device 100 is provided with a main drain plate member 120 to which the heat insulating member 160 is adhered on the base concrete layer 10, and is poured onto the main drain plate member 120 with concrete mortar to form an upper protective concrete layer ( 20).

As such, when the heat insulating member 160 is installed on the bottom surface 123 of the first support pillar 122, the bottom surface 123 and the upper protection of the first support pillar 122 which are in direct contact with the foundation concrete layer 10. The heat insulating ability with the concrete layer 20 can be improved, so that the condensation to the upper protective concrete layer 20, the effect of suppressing moisture or leakage is improved.

Meanwhile, the drainage plate assembly may be formed in a multilayer structure, an example of which will be described with reference to FIGS. 3 and 4. The same reference numerals denote the same elements as those in the drawings.

3 and 4, the drainage plate assembly 210 includes a main drainage plate member 120 and a lower auxiliary drainage plate member 130.

The lower auxiliary drain plate member 130 is installed below the main drain plate member 120.

The lower auxiliary drain plate member 130 includes a plurality of second support pillars protruding downwardly from the second base plate 131 so that the second base plate 131 and the first support pillar 122 can be respectively inserted. It has a structure having 132.

The lower surface of the second support pillar 132 of the lower auxiliary drain plate member 130 has a structure having a closed bottom surface 133.

Here, the lower auxiliary drain plate member 130 has the second base plate 131 downward with respect to the first base plate 121 in a state where the first support pillar 122 is inserted into the second support pillar 132 so as to be supported. It is spaced apart so that the insulating space layer 150 can be formed between the first base plate 121.

In the illustrated example, the height of the first support pillar 122 is higher than that of the second support pillar 132 of the lower auxiliary drain plate member 130, and thus, the first base plate 121 and the second base plate are assembled. It has a structure that can secure a space apart from 131.

In addition, the lower auxiliary drain plate member 130 is preferably formed to be sealed to be formed so that the adjacent other lower secondary drain plate member 130 and the edge portion overlap each other.

Ventilation pipe 170 is a main drain plate member 120 and the lower auxiliary drain plate so that the outside air or hot air can be supplied to the heat insulating air layer 150 formed between the main drain plate member 120 and the lower auxiliary drain plate member 130. It extends outward from the thermal insulation air layer 150 between the members 130.

The warm air supply unit 180 is installed to supply the warm air through the ventilation pipe 170.

Meanwhile, another dual structure is shown in FIGS. 5 and 6.

5 and 6, the drain plate assembly 310 includes a main drain plate member 120 and an upper auxiliary drain plate member 140.

The upper auxiliary drain plate member 140 is installed above the main drain plate member 120.

The upper auxiliary drain plate member 140 includes a plurality of third support pillars protruding downwardly from the third base plate 141 to be inserted into the third base plate 141 and the first support pillar 122, respectively. It has a structure having 142.

The lower surface 133 of the third support pillar 142 of the upper auxiliary drain plate member 140 is open.

Here, when the bottom surface of the third support pillar 142 is formed in an open structure, the first support pillar of the main drain plate member 120 through the third support pillar 142 when the concrete mortar is poured for the upper protective concrete layer 20. The heat insulating member 160 and the bottom surface 133 of the 122 may be introduced, and in addition to the fully open structure, a plurality of through holes may be formed.

Here, the upper auxiliary drain plate member 140 has the third base plate 141 upwardly with respect to the first base plate 121 in a state where the third support pillar 142 is inserted into the first support pillar 122 so as to be supported. It is spaced apart so that the insulating space layer 150 can be formed between the first base plate 121.

7 and 8, the bottom surface of the third support pillar 142 of the upper auxiliary drain plate member 140 may be formed to have a closed bottom surface 143.

The groundwater drainage device 100 has an upper auxiliary drain plate member 140 or a lower portion above or below the main drain plate member 120 and the main drain plate member 120 to which the heat insulating member 160 is adhered on the foundation concrete layer 10. The auxiliary drain plate member 130 may be stacked and then poured into concrete mortar to form the upper protective concrete layer 20.

In addition, the insulating air layer 150 formed between the main drain plate member 120 and the upper or lower auxiliary drain plate member 140 and 130 is thermally insulated between the base concrete layer 10 and the upper protective concrete layer 20. By forming a space, condensation to the upper protective concrete layer 20 can be increased, and a moisture prevention effect can be increased, and the condensation and moisture prevention effect can be further improved when hot air is supplied by the warm air supply 180.

120: main drain plate member 130: lower auxiliary drain plate member
140: upper auxiliary drain plate member 150: insulating air layer
180: hot air supply

Claims

In the groundwater drainage system to collect the infiltration water flowing between the foundation concrete layer of the building and the upper protective concrete layer placed on the foundation concrete layer to discharge to the sump well,
It is provided between the upper protective concrete layer and the base concrete layer, and includes a first base plate, a plurality of first support pillars having a bottom surface is closed from the first base plate is protruded downward from the first base plate A main drain plate member;
And a heat insulating member formed of a heat insulating material and installed on the bottom surface of the first support pillar of the main drain plate member.

The groundwater drainage device of claim 1, wherein the heat insulating member has an inner space in which a lower portion of the heat insulating member facing the bottom surface is opened and the upper portion is closed.

The groundwater drainage device according to claim 1, wherein the heat insulation member is formed in a structure having openings penetrated vertically.

The groundwater drainage device according to claim 2 or 3, further comprising a connection part connecting the insulating members to be spaced apart from each other on the bottom surfaces of the first support pillars.

The groundwater drainage system of claim 1, wherein the insulation member is formed of any one of styrofoam, expandable polystyrene, insulation mortar, and foam concrete.

The groundwater drainage device according to claim 1, further comprising a ventilation pipe installed to allow the inflow of outside air through a collecting space between the first base plate and the foundation concrete layer.

The method of claim 1,
A second support plate installed below the main drain plate member and having a second base plate and a plurality of second support pillars protruding downwardly from the second base plate so that the first support pillars can be inserted, respectively; The second base plate is spaced downwardly with respect to the first base plate in a state in which the first support pillar is inserted in the support so as to form an insulating space layer between the first base plate and the first base plate. And a lower auxiliary drain plate member having a closed lower surface of the second support pillar.

The method of claim 1,
The first supporting plate is installed on the main drain plate member and has a third base plate and a plurality of third supporting pillars protruding downwardly from the third base plate to be inserted into the first supporting pillars. The third base plate is spaced upwardly with respect to the first base plate in a state in which the third support pillar is inserted in the supporting state so as to form an insulating space layer between the first base plate and the And an upper auxiliary drainage plate member having an open or closed bottom surface of the third support pillar.

The groundwater drainage device according to claim 7 or 8, further comprising: a warm air supply for supplying warm air through the thermal insulation air layer.

In the groundwater drainage system to collect the infiltration water flowing between the foundation concrete layer of the building and the upper protective concrete layer placed on the foundation concrete layer to discharge to the sump well,
It is provided between the upper protective concrete layer and the base concrete layer, and includes a first base plate, a plurality of first support pillars having a bottom surface is closed from the first base plate is protruded downward from the first base plate A main drain plate member;
And a ventilation pipe installed to allow the inflow of outside air through a collecting space between the first base plate and the foundation concrete layer.

The groundwater drainage device according to claim 10, further comprising a warm air supply for supplying warm air through the ventilation pipe.