JP2017193938A - Rainwater storage device - Google Patents

Abstract

PROBLEM TO BE SOLVED: [0001] To provide a rainwater storage device installed on a ground for temporarily storing and using rainwater taken in from a rain gutter and others of a building, the rainwater storage device intended to solve problems such as enabling installation even in a narrow space, enabling requirements on storage capacity and a dimension of the installation place to be met, and enabling design that considers for landscape.SOLUTION: [0002] A rainwater storage device of the present invention forms a storage tank row by connecting any number of water storage tanks in a horizontal direction, and assembling any number of the water storage tank rows in a vertical direction, thereby setting the rainwater storage device that has a thin shape and a desired width and height. The configuration allows design to be added readily, such as fitting covers of various materials, combining with a planter and others, installing along an exterior wall, installing in place of a fence, and other ways that harmonize with landscape.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a rainwater storage device installed on the ground for temporarily storing rainwater taken from a rain gutter or the like of a building for use in greening sprinkling, miscellaneous water use, disaster prevention, or the like.

  In order to temporarily store rainwater taken from the rain gutters of buildings, a rainwater-type container is provided as a mainstream item of rainwater storage devices installed on the ground.

  While rainfed-type containers require a dedicated installation location, flat rainwater storage devices with reduced depth or width are also provided so that they can be installed in narrow locations.

  In order to cope with the necessary storage amount, a rainwater storage device in which containers are stacked up and down, and a rainwater storage device that can be installed side by side are also provided.

Japanese Patent No. 2695608

Japanese Patent No. 3405694

Japanese Patent No. 4301171

Utility model literature

Utility model document 1

Utility model registration No. 3200870

Design registration literature

Design registration document 1

Design registration No. 1230460

Design registration document 2

Design registration No. 1414478

Non-patent literature

Patent Publication No. 7-229172

Patent Publication No. 8-326104

Patent Publication No. 11-241374

Patent Publication No. 2003-193521

  As a solution when it is difficult to set up a dedicated installation place for temporarily storing and using rainwater taken from the gutter of a building, etc., a flat type with a reduced depth or width so that it can be installed even in a narrow place Rainwater storage devices are provided, and in order to accommodate the required storage volume, rainwater storage devices that can be stacked vertically or horizontally are also provided. There are few things that can be selected, and few things that take the landscape into consideration.

  In order to solve the above-mentioned problem, the present invention can select the number of containers in both the vertical and horizontal directions according to the installation location and the required storage amount, and can easily add a design to a design harmonized with the landscape. Providing equipment.

  In the present invention, depending on the height of the rainwater storage device and the design to harmonize with the landscape, in view of the possibility of frequent cleaning of the inside of the rainwater storage device, the problem of facilitating maintenance is also solved. .

  The rainwater storage device of the present invention is configured to connect any number of water storage tanks in the horizontal direction to form a water storage tank row, and to assemble any number of water storage tank rows in the vertical direction. Can be set. In addition, the design for assembling the storage tank rows in the vertical direction makes it easy to attach covers of various materials or to combine with planters, etc. Even if you do, you can achieve harmony with the landscape.

  In the present invention, the storage tanks are arranged in the horizontal direction first and communicated in series, and the storage tank rows are assembled in the vertical direction later, so that the upper and lower flow paths between the storage tank rows are provided. By setting the height and size of the channel, the rainwater taken from the rain gutters of the building is passed through all the water storage tanks in the process of flowing out from the uppermost rainwater inlet to the overflow pipe provided at the lowermost stream. It is possible to suppress the proliferation of germs due to the retention of rainwater.

  The present invention provides a drain for discharging rainwater collected at the bottom of the first water storage tank in the first water storage tank provided with an inlet for taking in rainwater. The dirt can be discharged, and the spread of the dirt to other water storage tanks can be prevented.

  The present invention can be set to a desired width and height according to the installation location and the desired storage amount, and can easily be designed and arranged with various material covers or combined with planters. From a small installation on the run to a large installation along the outer wall, or as a substitute for a kite, it is possible to provide a rainwater storage device that is rich in variations and harmonized with the landscape.

  Since the rainwater in the rainwater storage device circulates every time it rains and overflows, the present invention can suppress the propagation of germs due to the retention of rainwater, and prevents contamination in the rainwater storage device by opening the drain. Since it is easy to maintain, it can be installed in various forms.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

  In FIG. 1, the external appearance of the rainwater storage apparatus 1 is represented. The rainwater storage device 1 is a waist wall type rainwater storage device in which a rear surface is installed along a wall of a building, a wooden cover 11 is attached to the front, left and right surfaces, and an upper portion is a planter 15. On the right side, a rainwater inlet 7 from the rainwater intake device 22 attached to the ridge 21, a rainwater outlet 8 for using the stored rainwater, and an overflow pipe 9 are provided.

  In FIG. 2, the assembly frame 14 used with the rainwater storage apparatus 1 shown in FIG. 1 is represented. It consists of a long bolt 17 for a support and a shelf board 17 in which an L-shaped material is connected by a brace 17a. Largely provided on the plate surface.

  3 and 4, the assembling method of the rainwater storage device 1 shown in FIG. 1 is shown with time.

  In FIG. 3, a shelf plate 18 is passed through a column long bolt 17 fixed by a concrete anchor 16, and the height is adjusted by a nut and fixed. A water storage tank 2 having a one-touch joint joint 5a as a communication means 5 attached in advance to the side surface is placed on a shelf 18 from one end, and the water storage tanks 2 are successively connected by a one-touch joint joint 5a. Make. A hose that is a flow path 6 to the upper storage tank row 3 is attached to one side of the storage tank row 3, and a joint that connects the outlet 8 and the overflow pipe 9 for use of rainwater is attached to the other side. Install it.

  In FIG. 4, after the lower storage tank row 3 is formed, the lower wooden cover 11 is attached to the support column long bolt 17 through the cover mounting hardware 11 a, and the height is adjusted with a nut through the upper shelf 18 and fixed. To do. The water storage tank 2 with the one-touch joint joint 5a, which is the communication means 5 attached in advance, is placed on the shelf 18 from one end, and the water storage tanks 2 are successively connected by the one-touch joint joint 5a. Make. A hose that is a flow path 6 to the lower storage tank row 3 is attached to one side surface of the storage tank row 3. A joint connecting the rainwater inlet 7 and the drain pipe 10 is attached to the other side surface. In the rainwater storage device 1 shown in FIGS. 1, 3 and 4, the wooden cover 11 also serves as a brace.

  5, the rainwater storage device 1a used in a state different from that in FIG. 1 is shown using the assembly frame 14 of FIG. 2 in the same manner as the rainwater storage device 1 shown in FIG. The rainwater storage device 1a is fixed as a fence with concrete anchors 16 or wooden piles, and is replaced with a wooden cover, and is covered with a mesh cover 12 capable of climbing plants and a light shielding material 12a such as felt or palm skin. In this case, a support brace 17a using the cover mounting hardware 11a in FIG. 4 is provided inside the light shielding member 12a.

  6, the inside of the rainwater storage apparatus 1 shown in FIG. 1 is represented, and in FIG. 7, the piping portion on the right side surface of the rainwater storage apparatus 1 shown in FIG.

  In FIG. 6, each water storage tank 2 is a wide-mouthed sealed container with a float ball type ventilation means 4 attached, and a one-touch joint joint 5 a is attached as a communication means 5 on the side surface. The four water tanks 2 communicate with each other to form a one-stage water tank row 3, and the upper and lower water tank rows 3 are assembled by an assembly frame 14. The upper and lower water storage tanks at the left end of the water flow through the hose of the upper and lower flow path 6. In the upper right water storage tank, a rainwater inlet 7 and a drain 10 are provided as the first water storage tank 2a. In the lower right water storage tank, an overflow pipe 9 and an outlet 8 for using rainwater are provided as the final water storage tank 2b. Rainwater taken from the basin enters from the rainwater inlet 7 of the first water storage tank 2a and reaches the final water storage tank 2b in a reverse U shape. When all the water storage tanks are full, the final water storage tank 2b overflows. Extruded from the tube 9. Therefore, every time it rains and overflows, fresh rainwater passes through all the water storage tanks 2, thereby preventing stagnation.

  Furthermore, in FIG. 6, since the drain 10 is provided in the first water storage tank 2a where dirt is most accumulated, the drain 10 can be opened to discharge the dirt accumulated at the bottom of the first water storage tank 2a. In the case of this embodiment, since the position of the communication means 5 between the first water storage tank 2a and the next water storage tank 2 is provided high, the water level 20a of the next water storage tank 2 is maintained, and the loss of rainwater is suppressed. Can do.

In FIG. 8, the rainwater storage apparatus 1a of embodiment different from FIG. 1 is represented. As shown in the explanation of FIG. 6, the four water tanks 2 communicate with each other to form a one-stage water tank row 3, and the upper, middle, and lower three water tank rows 3 are assembled from L-shaped columns and shelves. The frame 14 is assembled. The upper and lower flow paths 6 between the water storage tank rows are provided between the bottom surface of the upper water storage tank and the upper surface of the lower water storage tank, and water is passed through the one-touch joint joint. In the upper right water storage tank, a rainwater inlet 7 and a drain 10 are provided as the first water storage tank 2a. In the lower right water storage tank, an overflow pipe 9 and an outlet 8 for using rainwater are provided as the final water storage tank 2b.
In the process where rainwater taken from the basin enters from the rainwater inlet 7 of the first water storage tank 2a to the final water storage tank 2b, it passes through all the water storage tanks without staying in the middle water storage tank row 3 and the lower water storage tank row 3. A vertical flow path 6a and a vertical flow path 6b having different diameters and heights are provided between the water storage tank rows 3 to adjust the flow of rainwater.

  In FIG. 9, the rainwater storage apparatus 1b of embodiment different from FIG.1 and FIG.8 is represented with the arrow which shows the flow of rainwater. Since the rainwater storage device 1b has a draft window in the center, the two water tank rows in the middle stage are divided into right and left, but as shown in FIG. 8, the upper and lower flow paths 6a having different diameters and heights By providing the lower flow path 6b and adjusting the flow of rainwater, the rainwater can be circulated without delay.

The external appearance perspective view of the rainwater storage apparatus 1 which shows embodiment of this invention. The top view of the assembly frame used with the rainwater storage apparatus shown in FIG. The external appearance perspective view showing the assembly method of the rainwater storage apparatus shown in FIG. The external appearance perspective view showing the assembly method of the rainwater storage apparatus shown in FIG. The external appearance perspective view showing the use condition different from FIG. 1 of the rainwater storage apparatus shown in FIG. The longitudinal cross-sectional view which passes along the center of the water storage tank which looked at the rain water storage apparatus shown in FIG. 1 from the front. The right view seen through the right side cover of the rainwater storage apparatus shown in FIG. The longitudinal cross-sectional view which passes along the center of the water storage tank which looked at the rain water storage apparatus 1a of embodiment different from FIG. 1 from the front. The external appearance front view showing the rainwater storage apparatus 1b of embodiment different from FIG. 1, and the flow of rainwater.

1. Rainwater storage device 1
1a. Rainwater storage device 1a
1b. Rainwater storage device 1b
2. Water storage tank 2a. First water storage tank 2b. 2. Final water storage tank 3. Water storage tank row Ventilation means 5. Communication means 5a. One-touch joint fitting6. Upper and lower flow paths 6a. Thick upper and lower flow paths 6b. 6. Fine upper and lower flow paths 7. Inlet from rainwater intake device 8. Outlet for rainwater use Overflow pipe 10. Drain tube 11. Wooden cover 11a. Cover mounting hardware 12. Mesh cover 12a. Shielding material 13. Wall type cover 14. Assembly frame 15. Planter 16. Concrete anchor 17. Long bolt 17a. Support brace 18. Shelf board 18a. Shelf brace 19. L-shaped material 19a. Shelf receptacle 20a. Water level 1
20b. Water level 2
20c. Water level 3
21.竪 樋 22. Rainwater intake system

Claims (3)

A rainwater storage device installed on the ground to store and use rainwater taken from rain gutters of buildings,
A plurality of watertight water storage tanks provided with a ventilation means and a communication means on a side surface thereof are arranged in a horizontal direction to form a water storage tank row in which rainwater communicates from the water storage tank at one end to the water storage tank at the opposite end, and the water storage tank row A plurality of stages in the vertical direction, and upper and lower flow paths are provided between the water tanks in the water tank row located in the upper stage and the water tanks in the water tank row located in the lower stage,
Provide an inlet to take in the rainwater taken from the rain gutter of the building in any of the above storage tanks,
A rainwater storage device having an outlet for using rainwater in any of the water storage tanks. One storage tank in the uppermost storage tank row is used as the first storage tank, and the first storage tank is provided with an inlet for taking in rainwater taken from the rain gutter of the building,
The water tank corresponding to the most downstream in the water tank row at the bottom is the final water tank, and the final water tank has an outlet to the overflow pipe,
The rainwater storage device according to claim 1, wherein rainwater that has flowed into the first water storage tank passes through all the water storage tanks in a process of flowing out to the overflow pipe through the final water storage tank.   The rainwater storage device according to claim 1 or 2, wherein the first water storage tank is provided with a drain for discharging rainwater collected at the bottom of the first water storage tank.

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