JP4613415B2 - Water damage prevention method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a water damage prevention method .
[0002]
[Prior art]
For example, the flood damage caused by the Tokai heavy rain that occurred earlier is a typical example of urban flood damage, and there is a high possibility that such urban flood damage will occur in the future.
[0003]
[Problems to be solved by the invention]
As countermeasures, various methods such as the construction of a major sewer line are considered, but it is not only necessary to spend too much money on large scale, but it is preferable that it takes several to ten years to complete It is not a thing. The present invention has been made to solve these problems, and it is an object of the present invention to provide a flood damage prevention method that makes it possible to immediately prevent flood damage by making full use of existing facilities.
[0004]
[Means for solving problems]
In order to solve the above-mentioned problem, the invention according to claim 1 is a block-like structure in which a river in which a breach occurs is guided to a rope from a bridge or a riverside that is passed upstream from the rupture point. A water-absorbing damming member is flowed to reach the breaking point to suppress the outflow, and then the breaking point is urgently filled with earth and sand to seal the outflow .
[0005]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described in detail with reference to the illustrated embodiments .
[0006]
1 and 2 show an embodiment of the present invention .
[0007]
FIG. 1 shows the entire park. A road 2 is provided outside the park 1, and a sidewalk 3 is provided in the immediate vicinity of the park .
[0008]
Around the park 1, an outer edge portion 4 is formed and entrances 5 and 5 are appropriately provided. A central small hill 6 is formed in the park 1.
[0009]
In such a park 1, the support poles 7, as shown in FIG. 2, are driven and arranged around the entrances 5 and 5, and the height (height) is about 1 m through the support poles 7. Is not limited, and go material 8 is formed continuously.
The support pole 7 is formed with vertical grooves formed in two places in the circumferential direction by a recycled resin pile or the like, and the inserted surrounding material 8 is fixed by a fastening tool.
As the surrounding material 8, a recycled resin plate, a steel plate, a corrugated plate, a resin plate or the like is used. In addition, heaps 9 and 9 are temporarily installed at the entrances 5 and 5 so that rainwater does not leak outside. Further, as shown in FIG. 2, in the case of the surrounding material 8, an overflow outlet 10 is formed at the upper end thereof, and a drainage adjustment hole 12 that can be appropriately opened and closed by a closing tool 11 is formed. Yes.
In addition, you may connect the surrounding material 8 ... to the said central small hill 6 by the support pole 7 ... continuously.
[0010]
The embodiment shown in FIGS. 3 and 4 is provided with mounting flanges 16 and 16 extending in the longitudinal direction at locations corresponding to the outer peripheral phase of the pipe-shaped anti-screw 15, and these flanges 16 and 16 are provided with fasteners 17. A plate-like gogo material 18 is mounted. The arrows in FIG. 3 indicate the direction in which the water pressure is applied by the accumulated rainwater. In order to receive the water pressure, the receiving material 19 is passed to the outside corresponding to the back side of the surrounding material 18.
[0011]
In addition, although not shown in figure, the resin material etc. which receive the various fence-like structures generally installed and rain water may be sufficient as a go material. A plate-like material may be applied to the fence-like structure, and a resin sheet or the like may be disposed on the inside.
[0012]
In the embodiment shown in FIG. 5 (plan view), a park 21 is constructed by a support pond 22 and a surrounding material 23, and a recreational basin is formed. As a result, rainwater from the drain pipe 26 is purified.
[0013]
In the embodiment shown in FIG. 6, a surrounding material 28 such as a resin sheet is arranged along a receiving material 31, which is a combination of an arch 29, and a connecting material 30, and a part thereof is shown in the figure. A large number of receiving materials 31 are arranged and connected to each other, and the surrounding material 28 is hung on the receiving materials 31 that are arranged in a large number using a vinyl sheet having a certain width and wound. I will do it. The enclosure material 28 may be fastened to the receiving material 31... And a weight 32 such as earth and sand or gravel is placed on the bottom of the enclosure material 28 on the side where rainwater accumulates. Rainwater does not leak due to the action of water pressure. The receiving members 31 may be fixed by a support pole.
[0014]
In the embodiment shown in FIG. 7, a drain pipe 35 is passed through a pile 34 constructed in a park or the like, a filter 36 is provided at the inner end of the pipe 35, and charcoal, activated carbon or other purifying material is put therein to purify water. An overflow outlet 37 is formed as a concave path for draining rainwater coming to a high level on the embankment 34.
[0015]
In the embodiment shown in FIG. 8, the outer periphery of the general house 39 is surrounded by the support poles 40 and the surrounding material 41, and rainwater that may accumulate in the inner garden that functions as a recreational pond by the surroundings is collected. Assuming a stepping stone 42 having a high upper surface and a guide path 43 to the entrance. Reference numeral 44 denotes an entry / exit stairway for entering / exiting the surrounding material 41.
In this embodiment, the house is the target. For example, the school is surrounded by a large round of water to make it a pond, or the entire XX address, the entire Chome, etc. It may be configured as a recreational pond.
[0016]
In the embodiment shown in FIG. 9 and FIG. 10, in order to prevent inundation through the existing underfloor ventilation port 47 configured in the general house 46, the auxiliary ventilation pipe 48 that fits into the ventilation port 47 and extends upward is temporarily installed. Or it is always constituted. Since the level of the auxiliary ventilation port 49 is increased, water intrusion into the house is prevented. In addition, since flooding from the entrance 50 is also assumed, flooding may be prevented by a method such as a heap 51.
[0017]
In the embodiment shown in FIGS. 11 and 12, rainwater from the road 53 is provided in the case where drainage grooves 54 and 54 and sidewalks 55 and 55 are provided on both sides of the main road 53 (or a road branching to the main road) 53. Is designed to flow into the drainage pipe 58 through the drainage basin 57 with the top cover 56, but this drainage function is temporarily stopped to use the concave space on the road 53 as a recreational basin.
[0018]
59 is a damming member having a drainage function, which is made of concrete or a metal plate. The damming member 59 has a U shape or a mouth shape as viewed from above, and extends from the drainage groove 54 to the road 53. The drainage adjusting hole 60... Stops the outflow of rainwater that pours onto the road 53, while allowing a constant small amount of drainage and overflowing through the overflow outlet 61.
[0019]
Rainwater accumulates up to the height level of the side block 62. The accumulation level is supposed to enable the vehicle 63 to travel. Especially, the muffler 64 is formed in an upward curved tubular shape with a high exit height. Also good. In addition, as shown in FIG. 12, you may arrange | position standing-up surrounding material 65 ... from the side block 62. As shown in FIG. These go members 65 may be provided so that they stand up as indicated by arrows or may be separately prepared and attached. A groove may be formed between the widths of the blocks 62, and the surrounding material 65 may be accommodated therein so as to stand up.
[0020]
The embodiment shown in FIG. 13 and FIG. 14 is a system for preventing flood damage by forming the road itself as a temporary river in which rainwater flows in a certain direction and injecting rainwater flowing through the temporary river into the original river or sea. It is an example.
[0021]
67 is an existing river. River jetties 68 and 68 are formed on both sides of the river 67, and (main line) roads 69 and 70 are provided just outside the river jetty 68. Each of the roads 69 and 70 is provided with longitudinal inner roads 71, 72, and 73 in parallel with each other, and a plurality of laterally directed inner roads 74,.
Reference numeral 75... Is a pumping station, which is originally intended for injecting drainage from the urban area into the river 67, but is described later in this embodiment.
[0022]
On both sides of the roads 69 and 70 (or only one side if there is a river jetty), as shown in FIG. 14 as a sectional view taken along line XX in FIG. A temporary river is formed. The surrounding material 76 may be provided temporarily or permanently, and a separate partition member may be additionally provided or integrally formed with concrete.
77 ... is a heap (may be a partition gate), and is provided at an appropriate place such as a horizontal inner road 74 ..., and temporary rivers 69, 70, 71, 72, 73 are formed by the damming function.
[0023]
During heavy rain, rainwater collects in the left and right areas other than the river 67 in FIG. These rainwaters are not collected as they are, but are flown along the downstream direction of the river 67 as shown by arrows through the temporary rivers 69, 70, 71, 72, 73 and the like. This flow is input by selecting a portion having no hindrance such as a straight line portion on the downstream side of the river 67 by the input pump 78 shown at the lower side of FIG. Alternatively, it may be introduced to the sea.
[0024]
This charging may be performed by a water wheel rotated by the flow energy of the river 67, interlocking means, and a pump. A pipe (bypass) may be provided so as to penetrate the river jetty 68, and rainwater from the temporary river 69... May be introduced into the river 67 through the pipe. A negative pressure may be applied to the pipe outlet facing the river 67 so that rainwater from the temporary river 69...
[0025]
Rainwater from an area where upstream rainwater accumulates is introduced into the temporary rivers 69, 70, 71, 72, 73, and rainwater from urban areas is also introduced by appropriate simple pumps 79 in FIG. In this way, the excessive water level is prevented. The water introduced into the river from the pump station 75 may be introduced into the temporary river 69 instead of into the river.
[0026]
In addition, as shown by the phantom line in FIG. 13, when the possibility of flooding is avoided by flowing a part of rainwater into the temporary river 69... By the temporary gate 80 opened when there is a possibility of flooding on the river 67 side. There is also.
[0027]
Further, drainage systems such as drainage grooves and drainage basins disposed on the side of the road corresponding to the temporary rivers 69... And the roads 74.
Further, after the flood process is completed, the road is cleaned by road cleaning means 81... Disposed on the side of the road as shown in FIG.
[0028]
Further, as shown in FIG. 15, for example, when the vehicle 82 is located at a point B that is separated from the temporary river 69 by the bank 77, the temporary river 69 is prohibited from going straight in the direction of the A point based on the signal 83 and the detour instruction means 84. To encourage.
Furthermore, as shown in FIG. 16, introduction from other ground into the temporary river 69.
[0029]
FIG. 17 shows an example in which the surrounding material 86 forming the temporary rivers 69... Is added to the existing roadside block 87 integrally or separately.
Further, FIG. 18 shows a case where the road bed 89 is lowered by digging and a temporary river 90 having a large flow rate is formed there.
[0030]
FIG. 19 shows an example of an additional proposal, in which 92 is a river and 93 is a bridge. An appropriate number of drums 94 that can be fed out and movable in the width direction of the river are prepared on the river 92 (may be urgently transported or kept in place). A rope 95 wound around the drum 94 is attached with a soft or solid sponge-like block-like damming member 96 as shown in FIG. 20 (may be attached on site).
[0031]
The dam members 96 are guided to the breaking point Y by the movement operation of the rope 95 from the bridge as shown in the figure. In the meantime, the damming members 96... Contain a large amount of water and arrive at the Y position.
After that, the earth and sand are urgently filled from the upstream and downstream sides of the breaking point Y so as to seal them more completely.
Further, the dam member 96 can be appropriately introduced from a riverside or the like without the rope 95.
Furthermore, as shown in FIG. 20, the dam member 96 may be provided with a weight 97 for increasing the mooring property of the dam member 96 at the breaking site Y. .
Further, the damming member 96 may have other geometric shapes such as a triangle, a quadrangular pyramid, and a sphere as shown in FIG. Furthermore, the damming member 96 may be mixed and introduced in various sizes. The dam member 96 may be capable of being compressed and stored. In that case, in addition to a sponge-like one, a foldable bag-like one may be used. In the case of a bag-like one, a water absorption opening may be attached, or a sponge-like one may be enclosed inside.
[0032]
In addition, in the park (or a large site such as a school) 1 in FIG. 1, a drainage basin 101 with a lid 100 capable of passing water is embedded, and drainage in the park 1 is performed through a drainage pipe 102. However, there is a possibility that a large amount of rainwater may escape when a water basin is used as it is.
[0033]
Therefore, as shown in FIG. 22, a pair of control gates 103 in which a metal plate is bent into a U-shape with a lip is installed thereon, and integrated with a fastener 104. At the same time, the bottom portion can be provided in a water-sealed shape by caulking means or the like to stop arbitrary drainage. The gate 103 is provided with drainage adjusting holes 106 in addition to the overflow outlet 105. Note that the opening 100a of the lid 100 and the gate 103 may be fixed by one or a plurality of turnbuckles 107.
[0034]
The gate 110 shown in FIG. 23 is made of concrete and has a rectangular tube shape. An overflow outlet 111 is formed at the upper end and a drainage adjustment port 112 is formed at the lower end with an adjustment plate 113. Is covered with a lid 114. And it is fixed in a water-sealed state by caulking means or the like. Note that the gate 110 may be configured so that the drain lid 115 is removed and fitted into the drainage basin 116. In addition, a back pipe 117 for drainage may be connected to the gate 110.
[0035]
Further, as shown in FIG. 24, when the gate 118 is installed, the periphery thereof is partitioned by the partition plate 119 together with the central ridge 120, and the purification material 121 such as charcoal or activated carbon is put in the gate 118 so that the purification is promoted. It may be. The purifying material 121 may be put into the gate 118 by a method such as bagging.
[0036]
As shown in FIG. 25, the gate 123 may be cylindrical. In addition, as shown in FIG. 26, the gate 125 may be formed by a trunk portion that is left by cutting the top and bottom of the kerosene can.
[0037]
Since the present invention is as described above, it is possible to provide a flood damage prevention system that makes full use of existing facilities to prevent flood damage with immediate effect.
[Brief description of the drawings]
FIG. 1 is a plan view of a flood damage prevention method in a park showing an embodiment of the present invention.
FIG. 2 is an outer side view of FIG.
FIG. 3 is a plan view showing another embodiment corresponding to FIG. 4;
4 is a front view of FIG. 3;
FIG. 5 is a plan view of a park showing another embodiment.
FIG. 6 is a perspective view showing another embodiment.
FIG. 7 is a cross-sectional view showing another embodiment.
FIG. 8 is a plan view showing another embodiment.
9 is a front view of the underfloor ventilation system showing another embodiment corresponding to FIG.
10 is a longitudinal sectional view of FIG.
FIG. 11 is a road plan view showing another embodiment.
12 is a longitudinal sectional view of FIG.
FIG. 13 is a plan view showing another embodiment of countermeasures against water damage.
14 is a sectional view taken along line XX in FIG.
FIG. 15 is a plan view showing a detour instruction method at an intersection.
FIG. 16 is a plan view showing another embodiment.
FIG. 17 is a longitudinal sectional view of a road showing another embodiment.
FIG. 18 is a longitudinal sectional view showing another embodiment in which the road is a basin.
FIG. 19 is a plan view showing a method for stopping a river break.
FIG. 20 is a perspective view showing an example of a damming member.
FIG. 21 is a perspective view showing another embodiment of the damming member.
FIG. 22 is a perspective view showing a gate which is a method for stopping drainage in a park.
FIG. 23 is a perspective view showing another embodiment of a gate which is a method for stopping drainage in a park.
FIG. 24 is a plan view showing a water purification method when a gate is installed in a park.
FIG. 25 is a perspective view showing another embodiment of a gate.
FIG. 26 is a front view showing another embodiment of a gate.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Park 7, 15, 22 ... Support pole 8, 18, 23, 28 ... Go material 9, 18, 24 ... Earth pile 69-73 ... Temporary river (road).

Claims (1)

Flow through a block of water-absorbing damming member so that it reaches the rupture site by being guided by a rope from the bridge or riverside that passes upstream from the rupture site. A flood damage prevention method in which the spillage is restrained and the breached place is urgently made up with earth and sand to prevent the spill .

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