KR101343005B1 - Vegetation type rainwater management apparatus for filtering of nonpoint pollution - Google Patents

Abstract

The present invention relates to a tree rainwater maintenance apparatus for filtering nonpoint pollution sources which comprises: a tree box (10) having an inner space formed for a tree to be planted therein, a shape whose upper part is open, multiple water inlets (13) formed on the upper part of the side thereof, and water outlets formed on the lower part of the side thereof; an infiltration tank (40) which is arranged for surrounding the sides of the tree box (10), which forms a first space (41) from the sides of the tree box (10) and which has multiple water infiltration holes (43) communicated with the water inlets (13) on the side thereof; a water storage tank (50) which is arranged for surrounding the sides of the infiltration tank (40), which forms a second space (53) from the side of the infiltration tank (40) and which has multiple water inflow holes (51) communicated with the water infiltration holes (43) and opened toward the road surface; and a protection plate mounted on the upper part for covering the upper parts of the tree box(10), the tree box (40) and the storage tank. The tree rainwater maintenance apparatus for filtering nonpoint pollution sources of the present invention is provided to form an underground environment in a ground-water zone for circulating water and to increase the rate of rainwater use since the tree rainwater maintenance apparatus makes the rainwater to infiltrate the ground after filtering the rainwater flowing into the tree space disposed on the sidewalk contacted with the road surface.

Description

Tree Rainwater Management System for Nonpoint Pollutant Filtration {VEGETATION TYPE RAINWATER MANAGEMENT APPARATUS FOR FILTERING OF NONPOINT POLLUTION}

The present invention relates to a tree rainwater management apparatus for nonpoint source filtration, and more particularly, to manage the rainwater management for nonpoint source filtration to reduce the nonpoint source by introducing the filtered rainwater underground using the tree space around the road surface. Relates to a device.

As the asphalt or concrete pavement increases, the groundwater is depleted because rainwater only flows to the surface and does not seep into the ground. In the case of intensive rainfall, the existing sewage treatment scale cannot handle this, causing rivers to overflow and flooding.

In addition, the initial rainwater contains various nonpoint sources and heavy metals, causing environmental problems when flowing directly into the river or lake. Nonpoint sources are pollutants that are often released along with surface runoff during rain, such as fertilizers, pesticides, soil erosions, barn spills, traffic pollutants, urban dust and trash, natural animals and plant residues. This means air pollutants that fall on the ground.

In addition, in Korea, it is difficult to secure stable water due to the large difference in precipitation due to climate change, so that the use of rainwater must be increased, difficulty in reducing nonpoint source of rainwater, difficulty in water circulation due to asphalt or concrete pavement, etc. Rainwater management has a basic limitation.

Korean Registered Patent No. 10-1067023 (2011.9.16) _Dispersed rainwater management device using natural vegetation type nonpoint source filter

The purpose of the present invention is to filter the rainwater using the tree space and to enter the basement to reduce the non-point pollutant source and to create an underground environment where the water circulates in the groundwater layer, some of the non-point pollutant filtration to increase the utilization of the rain water by storing To provide a tree rainwater management device for.

According to a feature of the present invention for achieving the object as described above, the present invention is formed with an inner space in which the trees are planted, the top is open shape and a plurality of water inlet hole is formed on the upper side and the water discharge hole in the lower side A permeation tank formed between the formed tree box and a side surface of the tree box, the first space being formed between the side of the tree box, and a plurality of water permeation holes communicating with the water inflow hole on the side thereof; A water storage tank disposed to surround the side of the tank and having a second space portion between the side of the permeation tank, and having a water inlet hole formed at a side thereof to communicate with the water permeation hole and open toward the road surface; and the tree box and the permeation tank. And a protective plate seated on the upper portion of the reservoir to cover the upper portion of the reservoir.

The permeation tank has a side upper end having the same height as the side upper end of the tree box and is integrally formed with the tree box.

A plurality of through holes are formed in the bottom surface of the tree box.

Rubble, sand, charcoal powder is sequentially stacked in the inner space of the tree box, the top of the charcoal is filled with a humus layer surrounding the root and its surroundings and a mixed soil surrounding it, the top of the mixed soil The filter member is seated.

The rubble, sand and charcoal, the rubble, sand, charcoal powder is placed in the center of the water-permeable mat, respectively, folded in a cushion form, and then stacked in the form of rubble cushion, sand cushion and charcoal cushion do.

The filter member is a palm fiber filter.

It includes a sand rubble mat disposed in the first space and the rainwater flowing into the permeation tank is passed to remove the non-point source of pollution contained in the rainwater.

The sand rubble mat is manufactured in the form of a plurality of blocks and is disposed at a portion where the water penetrating hole is formed.

The protective plate is formed with a central hole through which the stem of the tree passes and a through hole through which rainwater passes, and the protective plate is composed of two plates separated to bisec the central hole.

The upper surface of the protective plate is inclined downward toward the center hole at the edge.

The present invention installs a tree space on the sidewalk facing the road and allows rainwater to penetrate the soil through the tree space or stored in a separate reservoir. Infiltration of rainwater with reduced nonpoint sources into the soil has the effect of contributing to the grounding of groundwater and streams.

In addition, the present invention, but the rainwater is introduced into the tree box through the water tank, permeation tank, because the structure of the rain water is easy to move effectively to prevent the phenomenon of rainwater on the road surface to cope effectively with the heavy rain caused by climate change It has an effect.

In addition, the present invention is designed to reduce the concentration of non-point pollutants contained in the rain water while the rain water is sequentially passed through the sand rubble mat, mixed soil, charcoal dust cushion, sand cushion, rubble cushion, so that the filtration of rain water without a separate energy source There is a possible effect.

In addition, the present invention can utilize the rainwater stored in the storage tank as garden water, fire water, etc. has an energy saving effect.

1 is an installation of the present invention.
2 is an exploded perspective view of the present invention.
Figure 3 is a plan view showing a rainwater movement state in the present invention.
4 is a front view showing a rainwater movement state in the AA 'portion of FIG.
Figure 5 is a side view inside the tree box of the present invention.
Figure 6 is a plan view and a side cross-sectional view showing a protective plate of the present invention.
7 is a view showing a state of making a rubble cushion of the present invention.

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

The tree rainwater management device (hereinafter, referred to as 'tree rainwater management device') for nonpoint source filtration of the present invention filters the nonpoint source of rainwater using a tree space and infiltrates it into soil or stores it in a separate storage tank. To increase the utilization of rain water.

As shown in FIG. 1 and FIG. 2, the tree rainwater management device 1 includes a tree box 10, a permeation tank 40, a water storage tank 50, and a protection plate 60.

The tree rainwater management device 1 is a permeation tank 40 is disposed on the outer surface of the tree box 10, the reservoir tank 50 is disposed on the outer surface of the permeation tank 40, the tree box 10, the permeation tank ( 40), the protective plate 60 covers the upper surface of the water storage tank 50.

The tree box 10, the permeation tank 40, the water storage tank 50 are dug a pit in the sidewalk 70 in contact with the road surface 80 and inserted into the pit so that each top is disposed at the same height, and then cover the cover plate ( 60 is flush with the sidewalk 70. In addition, the water tank 50 corresponding to the road surface 80 direction is formed on the side surface of the water inlet hole 51 to be described below, so that the rainwater dropped on the road surface 80 is the water tank 50 through the water inlet hole 51. To get inside. At this time, it is preferable that the road surface 80 adjacent to the water inlet hole 51 is inclined downward toward the water inlet hole 51 so as to easily discharge the rainwater from the road surface 80.

Rainwater introduced into the reservoir 50 is introduced into the tree box 10 through the permeation tank 40 and the non-point source contained in the rainwater is filtered while passing through the space where the tree 90 is planted.

The tree rainwater management device 1 is preferably installed at regular intervals in the sidewalk 70 so that rainwater dropped on the road surface 80 can be introduced into the tree rainwater management device 1. Rainwater falling on the road surface 80 is introduced into the tree rainwater management device (1) and the non-point pollution source is filtered through the tree rainwater management device (1), the filtered rainwater is penetrated into the soil or a separate reservoir (not shown) Is sent to. The reservoir may correspond to a pond in a park, a storage tank, or the like.

Rainwater penetrated into the soil by filtering nonpoint sources can reduce groundwater pollution and reduce the vicious cycle of floods and droughts by creating underground environments where water circulates, and rainwater stored in reservoirs by filtering nonpoint sources is It can be recycled to river maintenance water, garden water, etc.

The tree box 10 is planted with trees 90.

The tree box 10 has a rectangular parallelepiped or cube shape in which an inner space 11 in which the tree 90 is planted is formed and an upper portion thereof is opened. Tree box 10 has a water inlet hole 13 is formed on the upper side and the water discharge hole 15 is formed in the lower side.

The water inlet hole 13 is preferably formed in a plurality at regular intervals surrounding the upper side of the tree box 10 so that rain water flows into the tree box 10 naturally. It is preferable that the connection pipe 17 of the storage tank is coupled to the water discharge hole 15 so that the rain water discharged through the water discharge hole 15 moves to the storage tank and stored therein.

A plurality of through holes 19 are formed in the bottom surface of the tree box 10. The through hole 19 is for soil penetration of the filtered rainwater.

Rubble cushion 21, sand cushion 23, charcoal cushion (25) are sequentially stacked in the inner space 11 of the tree box 10, the tree 90 of the charcoal cushion (25) The caustic soil layer 27 surrounding the root and its surroundings and the mixed soil 29 surrounding it are filled, and the filter member 31 is seated on the upper portion of the mixed soil 29.

As shown in FIG. 7, the rubble cushion 21, the sand cushion 23, and the charcoal dust cushion 25 are disposed by placing rubble, sand and charcoal in the center of the mat (a) having water permeability, respectively. After folding in the form is formed by fixing with a hook belt (b). The rubble, sand, and charcoal powder are formed in the form of cushions for maintaining the layered shape of rubble, sand, and charcoal powder.

Rubble cushion 21 is to allow the filtered rain water to be smoothly discharged to the through hole 19 or the water discharge hole 15, sand cushion 23 is for filtration of the non-point source contained in the rain water, Charcoal flour cushion 25 is for the adsorption of non-point pollutants contained in the rain water. Rain water is passed through the charcoal cushion 25, heavy metal components, odors, etc. contained in the rain water is adsorbed, while passing through the sand cushion 23, the soil, dust and the like passes through the rubble cushion 21 in a more filtered state. .

The filter member 31 is for primary filtration of the particles introduced with the rain water. The filter member 31 is preferably a palm fiber filter. The palm fiber filter is made by compression molding a mixture of palm fiber filler and latex and is environmentally friendly.

The filter member serves to maintain the water content of the mixed soil and to achieve aesthetically natural finish. The palm fiber filter is frequently replaced so that the aesthetics of the tree space is beautiful.

The holding ring 33 is formed on the inner surface of the tree box 10. The holding ring 33 is for hanging and holding the wire holding (c) for supporting the tree.

The permeation tank 40 is for improving rainwater treatment efficiency.

The permeation tank is arranged to surround the side of the tree box and forms a first space portion 41 between the side of the tree box 10. The permeation tank 40 has a rectangular parallelepiped or a cube shape which is opened up and down, and the lower part is opened to a size that can be fitted to the outer surface of the tree box 10.

On the side of the permeation tank 40, a plurality of water permeation holes 43 communicating with the water inlet hole 13 of the tree box 10 are formed at a predetermined interval. Water from the reservoir 50 is introduced into the permeation tank 40 through the water permeation hole 43.

The sand rubble mat 45 is disposed in the first space 41. The sand rubble mat 45 allows rainwater introduced into the permeation tank 40 to be passed so that non-point pollution contained in the rainwater can be removed first.

Sand rubble mat 45 is produced in the form of a plurality of blocks are disposed so as to contact the water permeation hole 43 is formed. At this time, the water penetrating hole 43 is preferably disposed in a position staggered with the water inlet hole 13 of the tree box 10 to facilitate the movement of the rain water.

When the water permeable hole 43 and the water inlet hole 13 are formed at corresponding positions, the water permeable hole 43, the sand rubble mat 45, and the water inlet hole 13 are arranged in a straight line, and the rainwater is formed. As the speed of flowing into the tree box 10 is slowed and the rain of the tree box 10 is not smoothly introduced, rainwater may overflow on the road surface 80.

Sand rubble mat 45 is produced in the form of blocks filled with sand and rubble in the mesh material. The mesh material makes sand and rubble in the form of blocks to facilitate placement in the first space portion 41, and the rainwater smoothly passes through the sand and rubble.

The sand rubble mat 45 first filters the nonpoint source contained in the rainwater. The nonpoint source of contamination filtered by the sand rubble mat 45 may be particulates such as soil and dust.

In this embodiment, the permeation tank 40 is configured in such a manner that it fits on the outer surface of the tree box 10. However, the present invention is not limited thereto, and the permeation tank 40 may be formed integrally with the tree box 10 such that the top of the side has the same height as the top of the side of the tree box 10.

The tree box 10 and the permeation tank 40 may be made of a PE material. PE material is easy to maintain and easier to work with than concrete pouring.

The reservoir 50 is a portion where rainwater of the road surface 80 is collected first. The reservoir 50 is disposed around the side of the permeation tank and forms a second space portion 53 between the side of the permeation tank 40. The water inlet hole 51 is formed at the side surface of the permeation tank 40 to communicate with the water penetrating hole 43 and open toward the road surface. The water inlet hole 51 may be formed in plural numbers opening toward the road surface 80.

As shown in FIGS. 1 and 6, the protection plate 60 is seated on the upper portion of the reservoir 50 to cover the upper portion of the tree box 10, the permeation tank 40, and the reservoir 50. The protection plate 60 has a rectangular plate-shaped central hole 61 through which the stem portion of the tree passes and a through hole 19 through which rainwater passes.

When the protection plate 60 is seated on the upper portion of the reservoir 50, a space is formed between the filter member 31 and the protection plate 60. Organic matter to help the growth and growth of trees can be stored in this space, rainwater, moisture, etc. are introduced into the inner space 11 of the tree box 10 through the through-hole (19).

The protective plate 60 is preferably composed of two plates separated to bisec the central hole 61.

When the protection plate 60 is formed of two separate plates, the process of covering the upper part of the water storage tank 50 is easy even when the tree is planted in the tree box 10. In addition, the edge 65 of the protective plate 60 abuts against the edge 65 may be formed to have a beautiful appearance.

The upper surface of the protective plate 60 is preferably inclined downward toward the central hole 61 at the edge to facilitate rainwater drainage. The protective plate 60 is preferably formed of a metal material for improving durability.

Hereinafter, the operation of the present invention will be described.

First, the process of installing the tree rainwater management system on the sidewalk will be explained.

Using a manpower or mechanical equipment to pit the sidewalk and then insert the tree box (10) into the plate pit. Next, the permeation tank 40 is disposed to surround the side of the tree box 10, and the water storage tank 50 is disposed to surround the side of the permeation tank 40. At this time, the reservoir 50 is preferably arranged so that the water inlet 51 is exposed to the road surface (80).

The tree box 10, the permeation tank 40, and the reservoir 50 inject some dirt into the pit before combining the permeation tank 40 and the reservoir 50 so that the upper end is the same height. Of course, the tree box 10, the permeation tank 40, the reservoir 50 may be integrally manufactured and then inserted into the pit. In this case, the installation work is quickly performed since the work of combining the tree box, the permeation tank, and the storage tank is unnecessary.

The water discharge hole 15 of the tree box 10 is connected to the connection pipe 17 to allow the rain water discharged through the water discharge hole 15 to move to the storage tank.

Next, the rubble cushion 21, the sand cushion 23, the charcoal dust cushion 25 are sequentially inserted into the inner space 11 of the tree box 10 and stacked.

After inserting the caustic soil layer 27 surrounding the root of the tree 90 and the surroundings of the charcoal cushion 25 and filling the mixed soil 29, the filter member 31 is placed on the upper portion of the mixed soil 29. Place it. In addition, the sand rubble mat 45 is inserted into the first space part 41 so as to be disposed at a position intersected with the water inlet hole 13 of the tree box 10.

Next, what is necessary is just to mount the protection plate 60 on the upper part of the storage tank 50 so that the upper part of the tribox 10, the permeation tank 40, and the storage tank 50 may be covered. At this time, the edge of the protective plate 60 is poured to form a rim 65 so that the appearance is beautiful. Then, the process of installing the tree rainwater management device 1 on the sidewalk 70 is completed.

Next, the process of filtering the rainwater by the tree rainwater management device will be described.

As shown in FIG. 1, rainwater during initial rainfall flows toward the water inlet hole 51 installed in close proximity to the road surface 80 while riding the slope of the road surface 80.

Rainwater flowing in the direction of the water inlet hole 51 is introduced into the reservoir 50 through the water inlet hole 51. Rainwater introduced into the reservoir 50 is introduced into the permeation tank 40 through the water permeation hole 43, the rainwater introduced into the permeation tank 40 passes through the sand rubble mat 45 to sand rubble mat 45 After moving to the space between the sand and rubble mat 45 is introduced into the tree box 10 through the water inlet hole (13).

In the course of passing through the sand rubble mat 45, the fine particles of the non-point source contained in the rainwater are first removed.

At this time, the rainwater introduced into the reservoir 50 is moved to the space between the water permeation hole 43, sand rubble mat 45, sand rubble mat 45 and sand rubble mat 45 of the permeation tank 40 After the water inlet hole 13 is introduced into the inside of the tree box 10, the movement speed of the rainwater is not inhibited.

3 and 4, the rainwater introduced into the reservoir 50 is introduced into the sand rubble mat 45 through the water permeation hole 43 of the permeation tank 40 and the sand rubble mat 45 After passing through the space between the sand rubble mat 45 and the sand rubble mat 45, it is confirmed that the water flows into the tree box 10 through the water inlet hole 13 of the tree box 10.

Rainwater introduced into the tree box 10 is introduced into the space between the protective plate 60 and the filter member 31, and then the filter member 31, the mixed soil 29, charcoal cushion (25), sand cushion (23) ), Passing through the rubble cushion 21, or immediately introduced into the mixed soil 29 is filtered in a way to pass through the charcoal cushion (25), sand cushion (23).

And, as shown in Figure 5, the non-point source contained in the rain water, while passing through the filter member 31, mixed soil 29, charcoal cushion (25), sand cushion (23), rubble cushion (21) Is gradually reduced, the toxic substances are absorbed from the roots of trees or decomposed by microorganisms contained in the mixed soil, and heavy metals and the like are adsorbed and removed while passing through the charcoal cushion (25).

Rainwater finally filtered through the rubble cushion 21 is partially penetrated into the soil through the through hole 19, the rest is sent to the reservoir through a connection pipe 17 connected to the water discharge hole (15).

In addition, the tree rainwater management device 1 is a filtration of rainwater that falls on the sidewalk 70 because the rainwater passes through the through hole 19 formed in the protective plate 60 and enters the inner space 11 of the tree box 10. It is possible.

The above-described tree rainwater management system (1) can filter and utilize urban rainwater that is discarded in a situation in which heavy rains increase every year as the domestic climate changes to subtropical, and effectively cope with surprise heavy rains caused by climate change. Can be. In addition, it contributes to the construction of groundwater and rivers by creating an underground environment in which water circulates in the groundwater layer.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the above teachings. will be.

1: tree rainwater management system 10: tree box
11: interior space 13: water inlet hole
15: water outlet 17: connector
19: Through 21: Rubble cushion
23: sand cushion 25: charcoal cushion
27: soil layer 29: mixed soil
31: filter member 33: holding ring
40: permeation tank 41: first space part
43: water permeable 45: sand rubble mat
50: reservoir 51: water inlet
53: second space part 60: protective plate
61: center hole 63: through hole
65: border 70: sidewalk
80: road surface 90: trees
a: mat b: hanger belt
c: wire holder

Claims (10)

A tree box having an inner space in which trees are planted and having an upper portion open, a plurality of water inflow holes formed at an upper side thereof, and a water discharge hole formed at a lower side thereof;
A permeation tank disposed to surround a side surface of the tree box, forming a first space portion between the side of the tree box, and a plurality of water permeation holes formed on the side surface to communicate with the water inflow hole;
A water storage tank disposed to surround a side surface of the permeation tank, forming a second space portion between the side surfaces of the permeation tank, and having a water inlet hole formed at a side thereof in communication with the water permeation hole and opening toward the road surface;
A protection plate seated on an upper portion of the reservoir to cover the tree box, the permeation tank, and the upper portion of the reservoir,
Rubble, sand, charcoal powder is sequentially stacked in the inner space of the tree box,
The top of the charcoal powder is filled with a corrosive soil layer surrounding the root of the tree and its surroundings and the mixed soil surrounding it, the filter member is seated on top of the mixed soil,
The rubble, sand, charcoal powder,
The tree rainwater management, characterized in that the rubble, sand, charcoal powder is placed in the center of the mat having water permeability, and the rubble cushion, sand cushion, and charcoal cushion are formed by laminating a hook belt and fixing them with a hook belt. Device. The method according to claim 1,
The permeation tank is a tree rainwater management device, characterized in that the upper end side has the same height as the upper side of the tree box, integrally formed with the tree box. The method according to claim 1,
Tree rainwater management device, characterized in that a plurality of through-holes are formed on the bottom surface of the tree box. delete delete The method according to claim 1,
The filter member is a tree rainwater management device, characterized in that the palm fiber filter. The method according to claim 1,
And a tree rubble mat disposed in the first space, wherein the rainwater flowing into the permeation tank is passed to remove non-point pollutants contained in the rainwater. The method of claim 7,
The sand rubble mat is produced in the form of a plurality of trees rainwater management apparatus, characterized in that disposed in the water permeable hole is formed. The method according to claim 1,
A tree rainwater management device, characterized in that the protection plate is formed through the central hole through which the stem portion of the tree passes and the through-hole through which the rainwater passes, and the protection plate is composed of two plates separated into two. The method of claim 9,
The upper surface of the protective plate is a tree rainwater management device, characterized in that the form inclined downward toward the central hole at the edge.

Images