JP3311634B2 - Packing for rainwater storage and infiltration facilities - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packing for rainwater storage and infiltration facilities used when constructing a facility for storing rainwater in a residential area or a factory site.

[0002]

2. Description of the Related Art In recent years, since most of the ground surface in urban areas is covered with impervious surfaces such as buildings and pavements, rainwater does not penetrate underground and flows into lowlands to flood houses, cause rivers to flood. The danger of flooding is increasing. In addition, the amount of water used is increasing year by year, and there is a risk of water shortage if the amount of rainfall at the water source is small. For that reason, water measures have been greatly highlighted. Therefore, after storing rainwater for a certain period of time, it is sequentially discharged into rivers and the like, or actively penetrates underground to prevent flooding of rivers and flooding of houses due to rainwater, etc. Rainwater storage and infiltration facilities have been proposed for pumping and use.

[0003] Examples of such a facility for storing and infiltrating rainwater and the like include, for example, a "storage and infiltration facility for rainwater and the like" described in Japanese Patent Publication No. Hei 4-26648 and a "storage and infiltration facility for rainwater and the like" described in Japanese Patent Publication No. Hei 4-35580. There is a tank. The former facility is
Digging the ground to form a tank, filling the tank with a plurality of container-like members arranged vertically and horizontally and up and down from the bottom to the vicinity of the ground line, and covering the top with coating means It is characterized by the following. On the other hand, the latter tank forms a tank portion by digging down the ground, and in the tank portion, from the bottom to the vicinity of the ground line, is filled with partition frames divided into a plurality of partitions vertically and horizontally and vertically. The uppermost part is provided with a covering means.

[0004]

The "rainwater storage and infiltration facility" constructed as described above is capable of temporarily storing rainwater and the like temporarily and allowing rainwater to permeate underground in the long term. However, there are the following problems. That is, in the former "storage and penetration facility for rainwater or the like", it is a container-like member to be filled in the tank portion, the container-like member is a box-like member having a bottom, and the peripheral side plate is provided at the bottom. It is configured in a tapered shape that slightly decreases toward it. If these members are arranged vertically and horizontally and a vertical space will be created, these parts must be filled. Also, considering the strength, it cannot be made too large, and the size actually used is 360 mm in width × 360 mm in depth × 2 in height.
It is a small container of 60 mm. With this size, the number of used parts is 30 pieces / m 3, the number of used parts increases, and the number of connection points increases accordingly. Therefore, there is a problem that not only the work is troublesome but also the cost is increased.

On the other hand, in the latter “rainwater storage and infiltration tank”, the tank is filled with a frame, which is easy to fill. Requires volume. Therefore, there is a problem that transportation and storage costs are high. The present invention has been made in view of such a situation,
Robust and easy to construct, high porosity,
An object of the present invention is to provide a packed body for storage and infiltration facilities of rainwater or the like which is advantageous for transportation and storage.

[0006]

The present invention has the following configuration to achieve the above object. That is, the packing for rainwater storage and infiltration facilities according to claim 1 of the present invention,
A plurality of hollow pillars whose upper and lower surfaces are open are arranged at predetermined intervals, and the hollow pillars are integrally connected to each other by a connecting material and an edge frame, and the connecting material is inclined in an oblique direction with respect to the edge frame. The edge frame connecting the hollow pillar portions on the outer peripheral side is substantially the same height as the connecting member.
The connector is characterized in that a connection tool insertion hole is provided in the edge frame, and a connection tool is inserted into the connection tool insertion hole to enable horizontal connection. In addition, 請
The packing for rainwater storage and infiltration facilities according to claim 2, wherein the edge frame is provided with an engaging portion comprising a pawl and a pawl engaging portion, and the pawl and the pawl engaging portion are engaged. This makes it possible to connect in the horizontal direction. In the packing for rainwater storage and infiltration facilities according to claim 3 , the edge frame is provided with an engaging portion comprising a T-shaped protrusion and a T-shaped groove, and the T-shaped protrusion and the T-shaped groove are provided. It is characterized in that it is possible to connect in the horizontal direction by fitting the groove. Further, in the packing for rainwater storage and infiltration facility according to claim 4 , the connecting member is formed into a U-shaped cross section having an open lower surface, and the edge frame is formed into a U-shaped edge frame having an open lower surface. It is characterized by having done.

[0007] Further , a filling body for storing and infiltrating rainwater or the like according to claim 5 comprises a filling body and a sediment intrusion prevention plate, and the filling body has a plurality of hollow pillars having upper and lower surfaces opened. Hollow pillars arranged at appropriate intervals are integrally connected to each other by a connecting member and an edge frame, and the connecting member is provided in an oblique direction with respect to the edge frame to connect the hollow pillar portions on the outer peripheral side. Is formed at substantially the same height position as the connecting member, and the edge frame is formed with a concave portion for fitting a hook of a soil and sand intrusion prevention plate and a locking portion for locking the hook, and the concave portion and the locking portion are formed. The earth and sand intrusion prevention plate has a hook for engaging the engaging portion of the filling member with an edge frame provided on a peripheral edge, and a notch for fitting the hook. It is characterized by being formed two on each side. In the packing for rainwater storage and infiltration facilities according to claim 6 , parallel reinforcing ribs are combined in a cross-girder shape at the upper part inside the hollow pillar part, and the upper end is substantially a cross-shaped upper plate. The cross-shaped upper plate is provided with a substantially U-shaped fitting protrusion projecting from the plane, and the fitting protrusion is formed in a hollow shape of the upper-stage filling body when the filling bodies are vertically stacked. It is characterized in that it is formed so as to fit to the lower end of the column. The packing for rainwater storage and infiltration facilities according to claim 7 , wherein the upper portion of the hollow column projects above the connecting member, and the outer diameter of the projecting upper portion is set to the lower end of the hollow column. Formed smaller than the inner diameter, provided with reinforcing ribs inside the hollow pillars, the lower pillars of the hollow pillars of the lower filler at the lower end of the hollow pillars of the upper filler when the fillers are stacked vertically The upper part is formed so as to be fitted. In the packing for rainwater storage and infiltration facilities according to claim 8 , four substantially triangular voids are formed between the cruciform upper plate and the inner surface of the hollow pillar portion, and through the voids. It is characterized in that rainwater or the like can flow down in the connected hollow column. The filler for storing and infiltrating facilities for rainwater or the like according to claim 9 includes a connecting member for connecting the hollow pillars and an edge frame for connecting and fixing a part of the hollow pillars on the outer peripheral side. The reinforcing ribs are provided at predetermined intervals. Further, in the filling body for storing and infiltrating facilities for rainwater or the like according to claim 10 , the earth and sand intrusion prevention plate has a ring shape in which a hollow column is fitted on one surface of a plate body having a number of small holes. Ribs, the annular ribs are connected by reinforcing rib groups provided vertically and horizontally and diagonally, and an edge frame is provided on a peripheral edge of the plate body. The edge frame is engaged with a locking portion of the filler. The hook to be stopped and the notch for fitting the hook are formed two on each side, and the positional relationship and the interval between the hook and the notch are the same as the positional relationship and the interval between the concave portion of the filler and the locking portion. It is characterized by being substantially the same.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The illustrated embodiment will be described below in detail. 1 to 6 show a first embodiment of the present invention. In the filling body 1, a plurality of hollow pillars 3 having upper and lower surfaces opened are arranged at predetermined intervals, and the upper portions of the hollow pillars 3 are integrated with a spar 5 serving as a connecting material and a square edge frame 7. Connected to. The spar 5 as the connecting material is provided obliquely with respect to the rim frame 7, and the rim frame 7 for connecting the hollow pillar portions on the outer peripheral side is provided at substantially the same height position as the spar 5. . That is, the hollow pillars 3 located on the outer peripheral side of the hollow pillars 3 are connected to each other by the planar rectangular frame 7 at a position substantially at the same height as the spar . The spar 5 is provided obliquely to the side surface of the edge frame 7, and is arranged in a rhombus shape by connecting the hollow pillars 3 at the center as shown in FIG. 1. By arranging the hollow pillars 3 as described above, the porosity in a plane can be increased, and the porosity can be 95%.

The hollow column portion 3 is formed by opening upper and lower surfaces of a cylindrical pipe 10 and is formed with a reinforcing rib 11 provided therein. The reinforcing ribs 11 are provided such that ribs 11a are provided in parallel and opposed to each other. The upper ribs are combined in a girder shape at the upper portion, and the opposing ribs are connected to each other. The cross-shaped upper plate 1
3 protrudes slightly upward from the upper end of the hollow column 3. Therefore, in the portion where the ribs 11a are connected, a flat cross-shaped box shape is formed with an open bottom surface, and the upper portion of the box shape is formed to protrude from the upper end of the hollow column portion 3. As described above, the reinforcing rib 11 is provided inside the tubular pipe 10.
Is provided, the strength can be increased.
The reinforcing rib 11 can be changed to an arbitrary shape as described later, and may be omitted as appropriate.

At the end of the cross-shaped upper plate 13, fitting projections 15 are provided so as to face each other. The fitting protrusions 15 have a U-shape in a plane, have substantially the same width as the end of the upper plate 13, and are formed independently of each other. When the packing bodies 1 are stacked in the vertical direction, the fitting projections 15 of the lower packing body are connected to the hollow column portions 3 of the upper packing body.
It is fixed by fitting it to the lower end of it, and is assembled integrally. Four substantially triangular voids 17 are formed between the cruciform upper plate 13 and the inner surface of the hollow pillar portion 3.
When assembling the filler through, it becomes possible to flow down the hollow column 3 to which rainwater or the like is connected.

The hollow pillars 3 are integrally connected at the upper part by the girders 5. The spar 5 is a double-walled structure having a U-shaped cross section with an open bottom surface, an upper surface of which protrudes slightly from the upper surface of the hollow column 3, and is connected to the substantially same plane as the cross-shaped upper plate 13. , A reinforcing rib 19 is provided inside. Since there is a step between the upper end of the hollow column 3 and the upper surface of the spar 5, a gap is formed at the lower end of the hollow column 3 when the filler is assembled in the vertical direction and the hollow column is formed. The inflow and outflow of rainwater and the like into and from the department can be performed. A vent hole 20 is provided on the upper surface of the girder 5. The connection position between the beam 5 and the hollow column 3 is not limited to the upper part of the hollow column 3, and the structure of the beam 5 may be a triple structure other than the embodiment. Alternatively, a plate body may be provided in parallel, opened up and down and connected by ribs, or may be any other structure such as a single plate.

The edge frame 7 has substantially the same structure as that of the spar 5 and is a double-walled structure having an open lower surface, a reinforcing rib 21 provided inside, and four corners of the hollow column portion 3. The protruding portion 23 is connected to a protruding portion 25 located therebetween.
The edge frame 7 connects one of the hollow pillars 3 located on the outer peripheral side, and has an outer surface that is flat so that the fillers are in close contact with each other when the fillers are arranged side by side. The edge frame 7 is formed with a concave portion 27 into which a hook of a sediment intrusion prevention plate to be described later is fitted, a locking portion 29 for locking the hook, and a coupling tool insertion hole 30. The recess 27 and the locking portion 2
9 are formed two on each side. For example, on the upper side of FIG.
A concave portion 27 is formed inside at a predetermined interval, while a concave portion 27 is formed at the right end, and a locking portion 29 is formed inside the concave portion at a predetermined interval. In other sides, the positional relationship and the interval between the concave portion 27 and the locking portion 29 are formed in the same manner.

As shown in FIG. 4, the recess 27 is formed by forming a step 27a in which the outer corner of the edge frame 7 is cut out. As shown in FIG. 5, the locking portion 29 is formed by providing a projection 29a on the edge of a step 27a in which the outer corner of the edge frame 7 is cut off, like the recess 27. . The hook is attached to the projection 29a by locking a hook of an earth and sand intrusion prevention plate. In addition, as shown in FIG.
A horizontal slit 30a provided on the upper surface of the edge frame 7 in parallel with the side surface and a vertical slit 30b communicating with the slit 30a are formed on the outer surface.

Next, the earth and sand intrusion prevention plate 31 attached to the filling body 1 will be described with reference to FIGS. The earth and sand intrusion prevention plate 31 is formed by
One side of a plate 33 having substantially the same size as the hollow column 3
Are provided, and the annular ribs 35 are connected by reinforcing rib groups 37 provided vertically, horizontally and diagonally, and an edge frame 39 is provided on the periphery of the plate 33. The annular rib 35 is formed in such a size that the lower end of the hollow column 3 can be inserted. The reinforcing rib group 37 and the edge frame 3
9 is the same height as the annular rib 35, but the reinforcing rib 40 in the annular rib 35 is low in height to fit the hollow column 3, and is about half the height of the reinforcing rib group 37. Is formed. A large number of small holes 41 into which rainwater or the like flows are formed between the ribs in the plate body 33.

The edge frame 39 is formed with a hook 43 to be engaged with the engaging portion 29 of the filling member 1 and a notch 45 into which the hook 43 is fitted. The hook 43 and the notch 45 are formed two on each side. For example, a notch 45 is formed at the left end on the lower side of FIG.
The hook 43 is formed at a predetermined interval inside the hook 43, while the hook 43 is formed at the right end, and the notch 45 is formed at a predetermined interval inside the hook 43. The relationship between the hook 43 and the notch 45 is the same in other sides. The depth of the notch 45 is almost the same as the protrusion height of the hook 43,
It is formed slightly deeper.

The positional relationship between the hook 43 and the notch 45 and
The distance between the hooks 43 is the same as that of the recesses 27 and the locking portions 29. When the earth and sand intrusion prevention plate 31 is used as a lid on the upper surface of the filler 1, the hooks 43 are fitted and fixed in the recesses 27. When the earth and sand intrusion prevention plate 31 is attached to the side surface of the filling body 1, the hook 43 is
(See FIG. 12). In addition, since the hooks 43 and the notches 45 are configured as described above, even when the surfaces of the earth and sand intrusion prevention plates 31 on which the hooks are protruded face each other and face each other, one hook 43 remains inside the other notch 45. And can be stored and transported in a state where the hooks 43 are stored in each other.

Further, when the filling members 1 are laid side by side in a state of being lined up and fixed, a connecting tool as shown in FIG. 14 may be used. That is, the H-shaped connecting tool 47 is
a and a connecting plate 47b connected at right angles to the parallel plate 47a. First, the fillers 1 are laid out in parallel in the horizontal direction, the connecting tool insertion holes 30 are abutted against each other as shown in FIG. 13, and the parallel plates 47a are inserted into the respective horizontal slits 30a. Slit 30
b may be inserted into the connecting plate 47b. The parallel plate 47a prevents the filler 1 from separating, and the displacement in the sliding direction is reduced by the connecting plate 47 inserted into the vertical slit 30b.
Therefore, the adjacent fillers 1 can be integrally connected to each other.

FIGS. 15 to 21 show a second embodiment of the present invention. Since the basic configuration is the same as that of the filling body 1, the same components are denoted by the same reference numerals, and different configurations will be described. The filling body 50 differs from the filling body 1 in the upper structure of the hollow cylindrical portion and the connection structure in the edge frame. The hollow pillar portion 51 has an upper portion of the tubular pipe 53 whose outer diameter is slightly smaller than the inner diameter of the tubular pipe 53, and a small-diameter portion 55 to which the lower end portion of the tubular pipe 53 can be fitted. Is step 5
7 is formed, and a reinforcing rib 11 is provided inside the tubular pipe 53. The small-diameter portion 55 protrudes from the upper surface of the spar 5 and is configured such that, when stacked, the lower end of the tubular pipe 53 of the upper hollow column 51 is fitted. The configuration of the reinforcing rib 11 has been described in the first embodiment. The connection position between the beam 5 and the hollow column 51 is not limited to the upper part of the hollow column 51.

The edge frame 7 connects and fixes the hollow columnar portion 51 located on the outer peripheral side and forms an edge.
When the packing bodies are arranged side by side, they form a plane so as to be in close contact with each other. An engagement portion 59 is formed on the outer surface of the edge frame 7. The engaging portion 59 is configured by protruding a pawl 60 near the left corner on the upper side of FIG. 15 and forming a pawl locking portion 61 near the right corner.
The pawl 60 includes a downward pawl 60a and an upward pawl 60b.
As shown in FIG. 16, they are provided so as to be shifted in the vertical direction. The pawl locking portion 61 includes an upward locking portion 61a and a downward locking portion 61b, and is formed to be shifted at the same interval as the pawl 60.

As shown in FIG. 18, the upward locking portion 61a is provided with a projection 61d on the edge of a concave portion 61c which is recessed from the upper surface of the U-shaped cross-sectional frame 7 with a width larger than the width of the pawl 60. The downward pawl 60a fits into the concave portion 61c and engages with the protrusion 61d. On the other hand, as shown in FIG. 19, the downward locking portion 61b is provided with a cutout portion 61e recessed from the lower surface of the U-shaped cross-sectional frame 7 with a width wider than the width of the pawl 60, and a rib 61f on the inner surface. The upper claws 60b fit into the notches 61e, and engage with the ribs 61f.

Therefore, when the filling members 50 are arranged in parallel in the horizontal direction, as shown in FIG. 20, the downward claws 60a engage with the adjacent upward locking portions 61a, and the upward claws 60b engage with the adjacent downward locking portions 61a. It can engage with the portion 61b and be connected integrally. When the packing bodies 50 are vertically stacked, as shown in FIG. 21, the lower end of the cylindrical pipe 53 of the upper hollow column portion 51 is fitted into the small diameter portion 55 of the hollow column portion 51. They are connected together. As described above, the filling body 50 is integrally connected in the horizontal direction and the vertical direction, thereby preventing displacement as a whole and providing a high-strength structure.

Next, FIG. 22 shows a filling body 63 according to a third embodiment of the present invention. Since the filler 63 is basically the same as the above embodiment, the same components are denoted by the same reference numerals, and only different components will be described. The upper portions of the plurality of hollow pillar portions 65 whose upper and lower surfaces are open are connected at predetermined intervals by the girders 5, and the hollow pillar portions 65 of the hollow pillar portions 65 which are located on the outer peripheral side are formed in a plane square cross section and a U-shape. It is connected and fixed by the edge frame 7. The cylindrical pipe 6 constituting the hollow column 65
The lower portion 7 is reduced in diameter to form a small-diameter portion 69, which is formed so as to be fittable at the upper end portion of the cylindrical pipe 67 of the lower filling body. A reinforcing rib 70 is provided inside the cylindrical pipe 67. As shown in FIG. 23, the reinforcing ribs 70 cross the ribs 70a and combine them in a cross shape, and connect the opposing ribs at the top. Note that the reinforcing rib 70 can be omitted, and can be changed to the reinforcing rib 11.

When the packing members 63 are vertically stacked, as shown in FIG.
And is integrally connected to the upper part of the cylindrical pipe 67.
In this embodiment, the engaging portions 71 that integrally connect the filling bodies 63 in the horizontal direction are configured in a nested manner. That is, the engaging portion 71 is provided with a T-shaped protrusion 73 on one side surface of the U-shaped cross-sectional frame 7 and a T-shaped groove 75 on the opposite side surface to which the T-shaped protrusion 73 can be fitted. It becomes. Filler 63 horizontally adjacent to the T-shaped groove 75
By inserting the T-shaped projection 73 from above, they are integrally connected.

Next, FIG. 25 shows a filler 77 according to a fourth embodiment of the present invention. The filling body 77 has a hollow pillar 79
Is a cylindrical pipe 8 whose diameter is gradually reduced toward the lower end.
It differs from the above embodiment in that it is set to 0. Other configurations are the same as those of the first to third embodiments, and thus the same reference numerals are given and the description thereof is omitted. In this embodiment, when the hollow pillar 79 is provided with the reinforcing ribs 11 and the reinforcing ribs 70 in the tubular pipe 80, the lower end of the tubular pipe 80 is placed in the lower hollow when stacking vertically. It can be fitted to the upper part of the columnar part 79 and connected integrally. However, when the reinforcing ribs 11 and the reinforcing ribs 70 are omitted, a completely hollow body is formed, so that the tubular pipes 80 are fitted to each other, and cannot be stacked in the vertical direction.

Therefore, it is preferable to interpose an adapter between the lower surface of the upper hollow column 79 and the upper surface of the lower hollow column 79. The adapter is, for example, shown in FIG.
The structure shown in FIG. The adapter 81 is provided with a locking portion 85 mounted on the upper end surface of the cylindrical pipe 80 on the outer surface of the insertion portion 83 fitted into the upper end portion of the cylindrical pipe 80, and a cross-shaped reinforcement provided on the inner surface of the insertion portion 83. An insertion portion 89 that fits into the lower end of the hollow pillar portion 79 protrudes from the upper surface of the rib 87. By using such an adapter 81, the filling bodies 77 can be stacked vertically and connected integrally. Also, a hollow pillar 79 having a reinforcing rib 15 and a reinforcing rib 70 provided in a cylindrical pipe 80 is provided.
In this case, the adapter 81 may be used.

In the first to fourth embodiments, transportation,
At the time of storage, the volume can be reduced by inserting the hollow column into the gap between the girders, so that it can be efficiently transported and stored.

FIGS. 27 and 28 show a filling body 90 according to a fifth embodiment of the present invention. In the first to fourth embodiments, a hollow column is formed by a spar 5 and a U-shaped cross-section frame 7. In contrast to the connection, the upper part of the hollow pillar portion 91 is connected by a connection plate 95 having a small hole 93 formed therein, and the outer peripheral surface of the connection plate 95 is bordered by a side plate 97 connected downward. . That is, the upper surface of the hollow column 91 is opened from the connecting plate 95. The hollow column 91 is provided with the hollow column 7.
9 is formed in the same structure. The structure of the hollow column 91 can be changed as in any of the above embodiments.

A telescopic engagement portion 99 is provided on the outer surface of the side plate 97. The engaging portion 99 is configured by providing a T-shaped projection 100 protruding near one corner of one side and providing a T-shaped groove 101 facing the L-shaped projection near the other corner. ing. When the filling bodies 90 are arranged side by side, the T-shaped projection 100 is fitted into the T-shaped groove 101 and assembled integrally. The fillers 90 may be vertically stacked by using the adapter 81 as in the fourth embodiment shown in FIG. 25. In the case where the fillers 90 are juxtaposed in the horizontal direction, the engaging portions 99 provided on the side surfaces are provided. May be integrally connected.

FIG. 29 shows a filling body 103 according to a sixth embodiment of the present invention, which is different from the fifth embodiment shown in FIG. 27 only in that the hollow column 91 is formed by a rectangular pipe 105. The other configurations are the same, so the same reference numerals are given and the description thereof is omitted. When the packing bodies 90 and 103 are transported and stored, the hollow columns may be stacked by fitting each other, or the hollow columns may be inserted into each other with the hollow columns facing each other. , Almost 2
The volume ratio can be reduced by a factor of one. In addition, the cross-sectional shape of the hollow column portion is circular or square as in the embodiment,
Any shape such as a triangle, a polygon, and an ellipse can be used. Further, it is needless to say that the structure of the pipe and the reinforcing rib or the structure of the engaging portion which constitute the hollow column portion can be appropriately combined and implemented. Further, in each of the above embodiments, the planar shape of the filling body is a square shape, but the present invention is not limited to this, and may be an arbitrary shape such as a planar triangle, a polygon, and a circle.

Next, an example of the earth and sand intrusion prevention plate used in the packing bodies of the third to sixth embodiments will be described. FIG.
22 shows an example of the earth and sand intrusion prevention plate 11 used for the filling body of the third embodiment shown in FIG.
Reference numeral 0 denotes a net formed by providing a rib 113 running obliquely inside the frame 111, and forming a T-shaped groove 7 on the side surface of the frame 111.
5, a T-shaped groove 115 in which L-shaped protrusions are opposed to each other.
Is formed. The T-shaped protrusion 73 is inserted into the T-shaped groove 115. The T-shaped groove 115 may be changed in accordance with the structure of the engaging portion of the filler used. Also,
Instead of the rib structure, a structure in which many small holes are formed in the plate, such as the earth and sand intrusion prevention plate 31, may be used.

An example of the construction of a facility for storing and infiltrating rainwater or the like using the filler shown in FIG. 1 and the earth and sand intrusion prevention plate 31 shown in FIG. 7 will be described. First, as shown in FIG. To a water storage tank 119. Water storage tank 119
Gravel or the like is spread on the bottom of the slab, and the earth and sand intrusion prevention plates 31 are laid out as needed, and the filler 1 is connected thereon in the vertical and horizontal directions. The filling bodies 1 are integrally connected by abutting the connecting tool insertion holes 30 and inserting the H-shaped connecting tool 47. Next, the earth and sand intrusion prevention plate 31 is attached to the outer peripheral surface of the packing body 1 located on the outside. The earth and sand intrusion prevention plate 31 is such that the hook 43 is
Is locked by the projection 29a of the locking portion 29. Further, when the earth and sand intrusion prevention plate 31 is used as a lid to prevent the intrusion of earth and sand from the upper surface of the filling body 1 located at the upper part, the hook 43 is attached to the filling body 1.
And is fixed by being fitted into the concave portion 27 of the second member. Thereafter, the outer periphery may be filled with backfilled earth and sand 120, and a covering layer 121 of earth and sand may be provided on the upper part. The water reservoir 119 has an inflow port 123 for rainwater or the like that communicates with a gutter in a residential area, a rain gutter in a house, or the like.
Is provided.

In the storage and infiltration facility for rainwater or the like having the above structure, the rainwater permeates from the upper coating layer 121 and flows in from the inflow port 123 and is stored in the water storage tank 119. The filler 1 has a sufficient porosity so that it can be effectively stored, and gradually penetrates into the ground from the side and bottom surfaces of the water storage tank 119 over time.
Therefore, even if there is a torrential rain, it is possible to temporarily store rainwater or the like in the water storage tank 119, so that the house is not flooded or the river is not flooded, and the water is infiltrated into the ground. Groundwater recharge is possible.

Next, an example of the construction of an underground water storage tank for rainwater or the like using the above-mentioned filling material will be described. In the above-mentioned storage and infiltration facility, the inner surface of the water storage tank 119 is formed of an impermeable layer, and a water intake pipe is provided. Just set it. That is, as shown in FIG. 32, the water tank 1 formed by digging down the ground 117
The inner peripheral surface of 19 is an impermeable layer 125 made of concrete, a resin sheet, or the like, and the filler is filled therein. A covering layer 121 made of earth and sand or an impermeable layer made of concrete or the like may be provided on the upper portion of the filler. A water tank 119 filled with the filling body is provided with an inlet 123 for rainwater or the like communicating with a gutter in a residential area, a rain gutter of a house, etc., and a water intake pipe 12 for pumping rainwater or the like to the outside.
7 may be provided and pumped up by a pump.

When the underground water storage tank for rainwater or the like is used as described above, not only can flooding of houses and flooding of rivers be prevented, but also effective use of water resources can be achieved.

[0035]

According to the filler according to the present invention, since the vertical direction is connected by the hollow column, it is possible to obtain a light weight, a sufficient strength against a load , and a high porosity. it can. In addition, since the filling bodies can be integrally connected by being stacked vertically or arranged side by side in the horizontal direction, the construction is easy and the construction cost can be reduced. Further, since the hollow pillars are connected at predetermined intervals by a girder or a connecting plate, they have sufficient strength against a lateral load. Further, during transportation and storage, the volume can be reduced, and the volume reduction rate is reduced to almost half, so that transportation and storage costs are reduced.

[Brief description of the drawings]

FIG. 1 shows a filler according to a first embodiment of the present invention, wherein an upper half is a plan view and a lower half is a bottom view.

FIG. 2 is a side view in which a part of FIG. 1 is sectioned.

FIG. 3 is a perspective view of a main part in which a part of a hollow column and a girder serving as a connecting member is sectioned.

4A is a sectional view of a concave portion, and FIG. 4B is a perspective view of the concave portion.

5A is a cross-sectional view of a locking portion, and FIG. 5B is a perspective view of the locking portion.

6A is a cross-sectional view of a hole for inserting a coupler, and FIG. 6B is a perspective view of the hole for inserting a coupler.

FIG. 7 shows the earth and sand intrusion prevention plate, wherein the upper half is a plan view and the lower half is a bottom view.

FIG. 8 is a side view of the earth and sand intrusion prevention plate.

FIG. 9 is an enlarged perspective view of an inner surface structure at a corner of the earth and sand intrusion prevention plate.

FIG. 10 is a cross-sectional view of a principal part for explanation showing a relationship between a hook and a notch.

FIG. 11 is a cross-sectional view of a principal part for explanation showing a relationship between a reinforcing rib group and a reinforcing rib inside and outside a circular rib.

FIG. 12 is a cross-sectional view of a main part for explanation showing an engagement state between a filling body and a sediment intrusion prevention plate.

FIG. 13 is a cross-sectional view of a main part for explanation showing insertion of a connecting portion when connecting fillers in a horizontal direction.

FIG. 14 is a perspective view of an H-type connector.

FIG. 15 shows a filler according to a second embodiment of the present invention, wherein the upper half is a plan view and the lower half is a bottom view.

FIG. 16 is a side view of FIG.

FIG. 17 is a perspective view of a main part in which a part of a hollow pillar portion and a girder serving as a connecting member are sectioned.

FIG. 18 is a cross-sectional perspective view showing an upward locking portion of the engaging portion.

FIG. 19 is a cross-sectional perspective view showing a downward locking portion in the engagement portion.

FIG. 20 is an explanatory cross-sectional view showing an engagement state in an engagement portion.

FIG. 21 is a cross-sectional view of a main part showing a fitted state of a hollow column.

FIG. 22 is a top perspective view of a filler according to a third embodiment of the present invention.

FIG. 23 is a top perspective view showing another embodiment of the reinforcing rib in the hollow pillar portion of the present invention.

FIG. 24 is a cross-sectional view of a main part showing a fitted state of a hollow column.

FIG. 25 is a top perspective view of a filler according to a fourth embodiment of the present invention.

FIG. 26 is a cross-sectional view of a main part in a state where hollow pillars are stacked using an adapter.

FIG. 27 is a top perspective view of a filler according to a fifth embodiment of the present invention.

FIG. 28 is a sectional view of a main part of FIG . 27 ;

FIG. 29 is a top perspective view of a filler according to a sixth embodiment of the present invention.

FIG. 30 is an explanatory perspective view showing another example of the earth and sand intrusion prevention plate used with the filler.

FIG. 31 is an explanatory cross-sectional view showing a construction example of a storage and infiltration facility for rainwater or the like.

FIG. 32 is an explanatory cross-sectional view showing a construction example of a water storage tank for rainwater or the like.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Filler 3 Hollow pillar part 5 Digit 7 Edge frame 10 Cylindrical pipe 11 Reinforcement rib 11a Rib 13 Cross upper plate 15 Fitting projection 17 Substantially triangular void 19 Reinforcement rib 20 Vent hole 21 Reinforcement rib 23 Projection 25 Projection 27 concave portion 27a step portion 29 locking portion 29a projection 30 connecting hole 30a horizontal slit 30b vertical slit 31 earth and sand intrusion prevention plate 33 plate 35 annular rib 37 reinforcing rib group 39 edge frame 40 reinforcing rib 41 Small hole 43 Hook 45 Notch 47 H-type connector 47a Parallel plate 47b Connection plate 50 Filler 51 Hollow columnar portion 53 Cylindrical pipe 55 Small diameter portion 57 Step 59 Engagement portion 60 nail 60a Downward nail 60b Upward nail 61b For upward nail Locking portion 61a Upward locking portion 61b Downward locking portion 61c Recess 61d Projection 61e Notch 61f Rib 63 Filler 65 Hollow pillar 67 Cylindrical pipe 69 Small diameter part 70 Reinforcement rib 70a Rib 71 Engagement part 73 T-shaped protrusion 75 T-shaped groove 77 Filler 79 Hollow pillar 80 Cylindrical pipe 81 Adapter 83 Insertion Part 85 Locking part 87 Reinforcement rib 89 Insertion part 90 Filler 91 Hollow pillar part 93 Small hole 95 Connecting plate 97 Side plate 99 Nesting engagement part 100 T-shaped projection 101 T-shaped groove 103 Filler 105 Square pipe 110 Sediment intrusion prevention plate 111 Frame 113 Rib 115 Engagement projection 117 Ground 119 Water reservoir 120 Sediment 121 Coating layer 123 Inlet 125 Impermeable layer 127 Water intake pipe

──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Masahiro Samejima 1 Nobesawa, Kaisei-cho, Ashigara-gun, Kanagawa Prefecture Inside the Meiji Rubber Chemical headquarters factory (72) Atsushi Ushio 1 Nobesawa, Kaisei-cho, Ashigara-gun, Kanagawa Prefecture Rubber Meiji Kasei Co., Ltd. (72) Inventor Isao Inoue 1 Nobesawa, Kaisei-cho, Ashigara-gun, Kanagawa Prefecture Inside Meiji Rubber Kasei Co., Ltd. (56) References JP-A-9-296486 (JP, A) Hei 10-252108 (JP, A) (58) Fields surveyed (Int. Cl. ⁷ , DB name) E03F 1/00 E03F 5/10

Claims (10)

(57) [Claims] A plurality of hollow pillars having upper and lower surfaces opened are arranged at predetermined intervals, and the hollow pillars are integrally connected to each other by a connecting member and an edge frame. An edge frame for connecting the hollow pillar portions on the outer peripheral side is provided at a position substantially at the same height as the connecting member, and a connector insertion hole is provided in the edge frame.
By inserting a connector into the connector insertion hole,
A packing for rainwater storage and infiltration facilities, characterized in that it can be connected in the horizontal direction . 2. The edge frame comprises a pawl and a pawl locking portion.
An engaging portion is provided to engage the pawl with the pawl engaging portion.
And made it possible to connect horizontally.
The rainwater storage and infiltration facility according to claim 1, characterized in that:
For packing. 3. The edge frame includes a T-shaped protrusion and a T-shaped groove.
An engaging portion is provided to fit the T-shaped protrusion and the T-shaped groove.
That it is possible to connect in the horizontal direction
The storage and infiltration application of rainwater according to claim 1, characterized in that:
Filling material for installation. 4. A connecting member having a U-shaped cross section having an open lower surface.
None, the edge frame was a U-shaped cross-section frame with an open lower surface.
The method according to any one of claims 1 to 3, wherein
Packing for rainwater storage and infiltration facilities. 5. The method according to claim 1, comprising a filling body and an earth and sand intrusion prevention plate.
The filling body may have a plurality of hollow pillars having upper and lower surfaces opened appropriately.
Hollow pillars arranged at intervals of 1 are integrated with the connecting material and the edge frame
And the connecting member is provided in an oblique direction with respect to the edge frame,
An edge frame for connecting the hollow pillars on the outer peripheral side is substantially the same as the connecting member.
At the same height position, and the edge frame has a
Forming a recess for fitting the hook and a locking part for locking the hook
The recess and the locking portion are formed two on each side.
The earth and sand intrusion prevention plate is attached to an edge frame provided on the periphery.
A hook to be locked to a locking portion of the filler, and the hook
Notches for fitting are formed two on each side
A packing for a facility for storing and infiltrating rainwater or the like, characterized in that: 6. A parallel reinforcement is provided inside the hollow column.
Combine the ribs in a girder shape at the top, and
Closed by a substantially cruciform upper plate, the cruciform upper plate
Is formed by projecting a substantially U-shaped fitting projection in a plane,
The above-mentioned fitting protrusion is an upper stage when the filling bodies are vertically stacked.
It is formed so as to fit to the lower end of the hollow column of the packing.
The storage and infiltration of rainwater or the like according to claim 5, characterized in that:
Facility packing. 7. An upper portion of the hollow column portion is higher than a connecting member.
And project the outer diameter of the protruding upper part of the hollow pillar part.
Formed smaller than the inner diameter of the lower end, and inside the hollow pillar
Is provided with reinforcing ribs and when the fillers are stacked vertically
At the lower end of the hollow column of the upper packing
The upper part of the pillar part is formed so as to fit
A packing material for storing and infiltrating facilities for rainwater or the like according to claim 5. 8. The method according to claim 7, wherein the cross-shaped upper plate and the inner surface of the hollow pillar portion are connected to each other.
Between the four substantially triangular voids are formed, and through these voids
Can flow down the inside of the hollow column to which rainwater is connected.
7. The storage of rainwater or the like according to claim 6, wherein
Packing for retention and infiltration facilities. 9. A connecting member for connecting said hollow pillars to each other.
And the inside of the edge frame for connecting and fixing some hollow pillars on the outer peripheral side
The parts are provided with reinforcing ribs at predetermined intervals.
The storage and storage of rainwater or the like according to any one of claims 5 to 8.
And packing for infiltration facilities. 10. The earth and sand intrusion prevention plate has many small holes.
An annular ring for inserting a hollow pillar into one side of a perforated plate
Reinforced ribs provided with the annular ribs vertically, horizontally and diagonally.
And a frame around the edge of the plate.
The edge frame is locked by a locking portion of the filler.
The hook to be inserted and the notch
The hook and the notch are formed two at each side.
The relationship and the interval are as follows:
10. The method according to claim 5, wherein the distance is substantially equal to the distance.
Filling for rainwater storage and infiltration facilities as described in any one of the items
body.