JP2019105123A - Disaster flush toilet system - Google Patents

Abstract

To provide a disaster flush toilet system that can supply washing water to a flush toilet at a time of disaster and can miniaturize a tank for storing water.SOLUTION: A disaster flush toilet system 50 comprises: a plurality of tanks 54 that can store water, installed on a plurality of floors of a building 52, water inflow/outflow means 58 provided with an on-off valve 74 for flowing the water of an upper tank 54 down to a lower tank 54, a supply pipe 62 for supplying the water from the tank 54 installed on the lowest floor to a flush toilet 24, and a water conveyance pipe 60 for sending rainwater collected on a roof to the tank 54 installed on the highest floor.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a disaster flush toilet system capable of supplying flush water to a flush toilet at the time of disaster.

  As a system for supplying washing water to the flush toilet at the time of disaster, for example, in Patent Document 1, a water storage tank is provided on the roof of the building, and the rainwater stored in the water storage tank is supplied to the toilet on each floor of the building. A rainwater utilization system is disclosed which is used as washing water for

Unexamined-Japanese-Patent No. 2006-22502

  However, in the rainwater utilization system shown in Patent Document 1, it is necessary to store a considerable amount of rainwater in a water storage tank provided on the roof of a building, so the water storage tank has been enlarged. For this reason, there are many problems in the installation of the water storage tank, such as load restriction applied to the entire building and restriction of space sharing with the equipment installed on the roof.

  In view of the above facts, the present invention provides a flush toilet system capable of supplying water for flush to a flush toilet at the time of disaster and capable of miniaturizing and dispersingly installing a tank for storing water. The purpose is

  The disaster flush toilet system according to claim 1 includes a plurality of tanks which can be installed and stored on multiple floors of a building, and the water in the upper tank which flows down to the lower tank and is provided with a water valve provided with an open / close valve. It has an outlet means and a supply pipe which supplies water to the flush toilet from the tank installed on the lower floor.

  According to the above configuration, even when the water is cut off due to a power failure at the time of disaster, by opening the on-off valve, water is utilized from the upper tank connected by the water inflow / outflow means to the lower tank by using gravity. The water can be supplied to the flush toilet through the supply pipe. In addition, since tanks are installed on multiple floors of a building, the capacity of one tank can be reduced to secure the necessary water at the time of a disaster, and the tanks can be miniaturized.

  The disaster flush toilet system according to claim 2 is the disaster flush toilet system according to claim 1, wherein the tank is disposed on an outer staircase of the building.

  According to the above configuration, by disposing the tank on the external stairs provided outside the building, it is not necessary to separately provide a space for disposing the tank, and even if water leaks from the tank, the leakage occurs. Water can be prevented from entering the building.

  The disaster flush toilet system according to claim 3 is the disaster flush toilet system according to claim 1, wherein the tank is disposed in the pipe space of the building.

  According to the above configuration, by arranging the tank in the pipe space of the building in which the facility piping and the like are accommodated, it is not necessary to separately provide a space for arranging the tank, and the dead space in the building can be effectively used. .

  The disaster flush toilet system according to claim 4 is the disaster flush toilet system according to any one of claims 1 to 3, wherein the tank vertically partitions the inside of the tank. A partition plate provided with a flow passage portion through which water flows between the bottom portion of the tank and the water inlet / outlet means is provided with the opening / closing valve and is connected to the bottom portion of the tank above A first communication pipe for supplying water to one space partitioned by the partition plate of the lower tank, and a first communication pipe below the water which has risen to the upper part of the other space partitioned by the partition plate And a second communicating pipe for flowing out into the housing.

  According to the above configuration, the water in the upper tank flows into one of the spaces partitioned by the partition plate of the lower tank by the first communication pipe. Further, the water flowing into the lower tank flows into the other space partitioned by the partition plate through the flow passage, and is drained through the second communication pipe when the water level rises. Therefore, replacement of water in the tank can be promoted, and old water can be drained preferentially.

  The disaster flush toilet system according to claim 5 is the disaster flush toilet system according to any one of claims 1 to 4, wherein the rainwater collected on the roof of the building is installed on the top floor And a water pipe for supplying water to the tank.

  According to the above configuration, by supplying the rainwater collected on the roof of the building to the tank on the top floor with the water pipe, the rainwater falling on the roof of the building can be used as water for washing the flush toilet.

  The disaster flush toilet system according to claim 6 is the disaster flush toilet system according to any one of claims 1 to 5, wherein the tank installed on the lowermost floor has the tank A drain is provided to drain the water out of the building.

  According to the above configuration, since the drain pipe is provided in the tank installed on the lowest floor, the water of the tank on the lowest floor can be drained to the outside of the building at the time of non-disaster, and replacement of water in the tank Can be promoted.

  ADVANTAGE OF THE INVENTION According to this invention, while being able to supply the water for washing | cleaning to a flush toilet at the time of a disaster, the tank which stores water can be miniaturized.

It is a whole block diagram which shows the flush toilet system at the time of disaster of 1st Embodiment. (A) is an expanded sectional view showing the tank installed in the building in the flush toilet system at the time of disaster of a 1st embodiment, and (B) is the AA line sectional view. It is a whole block diagram which shows the flush toilet system at the time of the disaster in 2nd Embodiment. It is a perspective view which shows the tank installed in the building in the flush toilet system at the time of disaster of a 2nd embodiment. It is an expanded sectional view showing the tank in the flush toilet system at the time of disaster of a 2nd embodiment.

First Embodiment
Hereinafter, the flush toilet system at the time of disaster in an example of the embodiment of the present invention will be described with reference to FIG. 1 and FIG.

(Constitution)
As shown in FIG. 1, the flush-to-disaster system 50 according to the first embodiment is, for example, a system used in a high-rise (eight stories in this embodiment) building 52, and each floor of the building 52 A plurality of (in this embodiment, seven) tanks 54 installed on the floor). In the present embodiment, the tanks 54 of each floor are respectively installed at the lower part of the dance floor 56A of the external stairs 56 such as the emergency stairs provided outside the building 52.

  The tank 54 is, for example, a rectangular container made of FRP (fiber reinforced plastic), and can store water of about 350 liters. Also, the tanks 54 on each floor are connected to each other by means of water inflow and outflow means 58 described in detail later.

  In addition, a rainwater collecting port 22 is provided on the roof 18 of the building 52, and among the plurality of tanks 54, the upper portion of the tank 54 installed on the uppermost floor (the eighth floor) and the rainwater collecting port 22 Connected by. The rainwater catchment port 22 is shaped like a lattice or a slit to prevent the inflow of dead leaves and the like.

  On the other hand, the flush toilet 24 is installed on the first floor of the building 52, and the tank 54 installed on the lower floor (the second floor) of the plurality of tanks 54 and the flush toilet 24 are connected by the supply pipe 62 ing. The supply pipe 62 is provided with an open / close valve 64.

  As shown in FIG. 2A and FIG. 2B, the tank 54 on each floor is suspended and fixed to the lower part of the landing 56A of the external stairs 56 by the suspending material 66. An inspection port 68 is provided at the landing 56A of the external stairs 56, and maintenance of the tank 54 is possible from the inspection port 68.

  Further, the upper end of a first communication pipe 72 constituting the water inflow / outflow means 58 is connected to the bottom of the tank 54. The first communication pipe 72 is provided with an open / close valve 74, and the lower end of the first communication pipe 72 is connected to the upper surface of the lower (lower) tank 54.

  Furthermore, the upper end of the second communication pipe 76 constituting the water inlet / outlet means 58 is connected to the upper side surface of the tank 54, and the lower end of the second communication pipe 76 is connected to the opening / closing valve 74 of the first communication pipe 72. It is connected downstream.

  Note that, as shown in FIG. 1, the upper end of the supply pipe 62 is connected to the bottom of the tank 54 on the lowermost floor (the second floor) instead of the first communication pipe 72. In addition, the upper end of the drain pipe 78 is connected to the upper side surface of the tank 54 on the lower floor (the second floor) instead of the second communication pipe 76, and the lower end of the drain pipe 78 extends outside the building 52 .

(Water supply method)
Next, a method of supplying washing water (rainwater) to the flush toilet 24 using the disaster flush toilet system 50 of the present embodiment will be described.

  When it rains, rainwater falling on the roof 18 of the building 52 flows from the rain water collecting port 22 through the water pipe 60 to the tank 54 installed on the top floor (the eighth floor). At this time, dead leaves and the like mixed with the rain water are removed by the grid-like or slit-like rain water collecting port 22.

  The rainwater flowing into the tank 54 installed on the uppermost floor (eighth floor) flows down to the lower tank 54 by gravity from the second communicating pipe 76 connected to the tank 54 on each floor. At this time, since the on-off valve 74 of the first communication pipe 72 and the on-off valve 64 of the supply pipe 62 are closed, rainwater is stored sequentially from the tank 54 on the top floor (the eighth floor).

  When a power failure occurs due to a power failure and water is shut off, the rainwater stored in the tank 54 installed on the lower floor (the second floor) is manually opened by opening the on-off valve 64 of the supply pipe 62 manually. Supply to the flush toilet 24 via The flush toilet 24 is a so-called low tank type, and the rainwater temporarily stored in the low tank of the flush toilet 24 can be used as washing water.

  The rainwater stored in the upper tank 54 is opened by manually opening the on-off valve 74 of the upper first communication pipe 72 after the rainwater of the tank 54 installed on the lowermost floor (the second floor) is exhausted. To the tank 54 installed on the lower floor (the second floor). Thus, the rainwater stored in the tank 54 of each floor is supplied to the flush toilet 24 by sequentially flowing the rainwater stored in the upper tank 54 into the tank 54 installed on the lower floor (the second floor). be able to.

  On the other hand, when rainwater flows into the tank 54 at a non-disaster time, the rainwater flows down to the lower tank 54 via the second communication pipe 76 connected to the upper part of the tank 54 when the water level rises above a certain level. Then, the water is drained out of the building 52 through the drain pipe 78 connected to the upper part of the tank 54 installed on the lowermost floor (the second floor).

  According to the above procedure, the flush toilet 24 can be supplied with flush water (rainwater). Note that the above-described procedure is an example, and the order may be different, or another procedure may be included.

(Action, effect)
According to the flush toilet system 50 at the time of disaster according to this embodiment, the tanks 54 capable of storing water are installed on multiple floors of the building 52, and the tank 54 and flush toilet 24 installed on the lower floor (the second floor) It is connected by the supply pipe 62.

  For this reason, even when a power failure occurs due to a disaster and water is shut off, by opening the on-off valve 74 of the first communication pipe 72, the upper tank 54 to the lower tank 54 via the first communication pipe 72 The gravity can be used to cause the water to flow down and supply the water to the flush toilet 24 through the supply pipe 62.

  In addition, since the tanks 54 are installed on multiple floors of the building 52, the capacity of the tank 54 can be reduced for securing water required in the event of a disaster, and the tanks 54 can be miniaturized and distributed. be able to.

  In particular, according to the present embodiment, since the rainwater collection port 22 is provided on the roof 18 of the building 52, the rainwater is supplied from the rain water collection port 22 to the tank 54 on the top floor by the water pipe 60. The rainwater falling on the roof 18 can be used as water for washing the flush toilet 24.

  In addition, since the drain pipe 78 is provided in the tank 54 installed on the lower floor, the water (rainwater) drained to the tank 54 on the lower floor via the second communication pipe 76 can be outside the building 52 Can be drained. The rainwater drained to the outside of the building 52 can be used as miscellaneous water that is sterilized with a chlorine agent and sprayed to planting and the like.

  Furthermore, according to the present embodiment, since the tank 54 of each floor is installed at the lower part of the landing 56A of the external stairs 56 of the building 52, there is no need to separately provide a space for arranging the tank 54. Can be used effectively. Further, even when water leaks from the tank 54, the leaked water can be suppressed from entering the building 52.

  Further, according to the present embodiment, the on-off valve 64 provided on the supply pipe 62 and the on-off valve 74 provided on the first communication pipe 72 can be manually opened and closed. Therefore, even when a power failure occurs during a disaster, the on-off valves 64 and 74 can be opened and closed without using an emergency power supply or the like.

Second Embodiment
Next, a flush toilet system at a disaster time according to a second embodiment of the present invention will be described with reference to FIGS. In addition, about the structure similar to 1st Embodiment, the same code | symbol is attached | subjected and description is abbreviate | omitted.

(Constitution)
As shown in FIG. 3, the flush flush toilet system 10 of the second embodiment is used in a high-rise (eight stories in this embodiment) building 12 in the same manner as the flush flush toilet system 50 of the first embodiment. It is a system, and has a plurality of (seven in this embodiment) tanks 14 installed on each floor (the second floor to the eighth floor) of the building 12.

  The tank 14 is a cylindrical container made of, for example, FRP (fiber reinforced plastic). Specifically, the tank 14 is, for example, about 1 m in diameter and about 2 m in height, and water of about 1200 liters can be stored. Also, the tanks 14 of each floor are connected to each other by means of a water inflow / outflow means 16 which will be described in detail later.

  Further, as in the first embodiment, a rainwater collecting port 22 is provided on the roof 18 of the building 12 and, among the plurality of tanks 14, the upper portion of the tank 14 installed on the uppermost floor (the eighth floor) and the rainwater The water collection port 22 is connected by a water pipe 20.

  On the other hand, the flush toilet 24 is installed on the first floor of the building 12, and the tank 14 installed on the lower floor (the second floor) of the plurality of tanks 14 and the flush toilet 24 are connected by the supply pipe 26. ing. The supply pipe 26 is provided with an open / close valve 27.

  As shown in FIG. 4, in the present embodiment, the tank 14 of each floor is installed in the pipe space 28 of the building 12. The pipe space 28 is a space for accommodating a plurality of equipment pipes 30 and the like, and is provided in the wall of the building 12 surrounded by the columns 32 and the beams 34.

  Further, as shown in FIG. 5, the tank 14 is provided with a partition plate 38 which divides the inside of the tank 14 into one space 36A and the other space 36B. The partition plate 38 extends in the vertical direction, and the upper end of the partition plate 38 is provided at a position higher than the connection port of the second communication pipe 46 described later.

  On the other hand, a gap is provided between the lower end of the partition plate 38 and the bottom of the tank 14, and this gap is used as a flow passage 40. A removable lid member 41 is installed on the top of the tank 14, and maintenance within the tank 14 is possible by removing the lid member 41.

  Further, the bottom of the tank 14 is formed in a mortar shape, and the upper end of the first communication pipe 42 constituting the water inflow / outflow means 16 is connected to the bottom of the tank 14. An open / close valve 44 is provided in the first communication pipe 42, and the lower end of the first communication pipe 42 is connected to the upper side surface of one space 36A partitioned by the partition plate 38 of the tank 14 below (lower floor) It is done.

  Furthermore, the upper end of the second communication pipe 46 constituting the water inlet / outlet means 16 is connected to the upper side surface of the other space 36B partitioned by the partition plate 38, and the lower end of the second communication pipe 46 is The first communication pipe 42 is connected downstream of the on-off valve 44.

  Note that, as shown in FIG. 3, instead of the first communication pipe 42, the upper end of the supply pipe 26 is connected to the bottom of the tank 14 on the lowermost floor (the second floor). Further, the upper end of the drain pipe 48 is connected to the upper side surface of the tank 14 on the lower floor (the second floor) instead of the second communication pipe 46, and the lower end of the drain pipe 48 extends outside the building 12 .

(Water supply method)
Next, a method of supplying cleaning water (rainwater) to the flush toilet 24 using the disaster flush toilet system 10 of the present embodiment will be described.

  When it rains, the rainwater falling on the roof 18 of the building 12 flows from the rain water collecting port 22 through the water pipe 20 to the tank 14 installed on the top floor (the eighth floor). The rainwater flowing into the tank 14 installed on the uppermost floor (eighth floor) flows down to the lower tank 14 by gravity from the second communication pipe 46 connected to the tank 14 on each floor. At this time, since the open / close valve 44 of the first communication pipe 42 and the open / close valve 27 of the supply pipe 26 are closed, rainwater is stored sequentially from the tank 14 of the uppermost floor (the eighth floor).

  When a power failure occurs due to a power failure and water is shut off, the rainwater stored in the tank 14 installed on the lower floor (the second floor) is manually opened by manually opening the on-off valve 27 of the supply pipe 26. Supply to the flush toilet 24 via

  The rainwater stored in the upper tank 14 is opened by manually opening the on-off valve 44 of the upper first communication pipe 42 after the rainwater of the tank 14 installed on the lowermost floor (the second floor) is exhausted. Flow down to the tank 14 installed on the bottom floor (the second floor). Thus, the rainwater stored in the tank 14 of each floor is supplied to the flush toilet 24 by sequentially flowing down the rainwater stored in the tank 14 above to the tank 14 installed on the lower floor (the second floor). be able to.

  On the other hand, when rainwater flows into the tank 14 at the time of non-disaster, the rainwater flows from one space 36A partitioned by the partition plate 38 through the flow passage 40 into the other space 36B, and the water level rises by a certain amount or more Then, it flows down to the lower tank 14 via the second communication pipe 46 connected to the upper part of the tank 14. Then, the water is drained to the outside of the building 12 through the drain pipe 48 connected to the upper part of the tank 14 installed on the lowermost floor (the second floor).

  According to the above procedure, the flush toilet 24 can be supplied with flush water (rainwater). Note that the above-described procedure is an example, and the order may be different, or another procedure may be included.

(Action, effect)
According to the flush water toilet system 10 of the present embodiment, similar to the flush water toilet system 50 of the first embodiment, the tanks 14 capable of storing water are installed on multiple floors of the building 12 and The tank 14 installed on the second floor) and the flush toilet 24 are connected by a supply pipe 26.

  For this reason, even when a power failure occurs due to a disaster and water is shut off, the upper tank 14 to the lower tank 14 via the first communication pipe 42 by opening the on-off valve 44 of the first communication pipe 42 The gravity can be used to cause the water to flow down and supply the water to the flush toilet 24 through the supply pipe 26.

  In addition, since the tanks 14 are installed on multiple floors of the building 12, the capacity of the tank 14 per one for securing the water necessary in the event of a disaster can be reduced, and the tanks 14 can be miniaturized and distributed. be able to.

  Further, according to the present embodiment, the tank 14 is provided with the partition plate 38, and the upper side surface of one space 36A partitioned by the partition plate 38 is the first communication pipe 42, and the upper side surface of the other space 36B. The second communication tubes 46 are connected to each other.

  Therefore, at the time of non-disaster, the water (rainwater) flowing from the first communication pipe 42 into one space 36A of the tank 14 is passed through the flow path portion 40 provided between the partition plate 38 and the bottom of the tank 14 It can flow into the other space 36 B and drain to the lower tank 14 via the second communication pipe 46. Thereby, replacement of water (rainwater) in the tank 14 can be promoted, and old water (rainwater) can be drained preferentially.

  Furthermore, according to the present embodiment, since the tank 14 of each floor is installed in the pipe space 28 of the building 12, there is no need to separately provide a space for arranging the tank 14, and the dead space in the building is effectively used. be able to.

<Other Embodiments>
Although the first and second embodiments of the present invention have been described, the present invention is not limited to such embodiments, and various other embodiments are possible within the scope of the present invention.

  For example, in the above embodiment, although the rainwater dropped on the roof 18 was used as water for washing the flush toilet 24, the fresh water supplied from the water pipe is stored in the tanks 14 and 54 to flush the flush toilet 24 You may use as water for.

  Furthermore, although the tanks 14 and 54 were installed in each floor (the second floor-the eighth floor) of the buildings 12 and 52 respectively in the above-mentioned embodiment, if the water required at the time of disaster can be secured, the tanks 14 and 54 It does not have to be installed on each floor. The tanks 14 and 54 may be installed in the pipe space 28 of the building 12 and in a space other than the lower part of the landing 56A of the external stairs 56.

  Similarly, although the flush toilet 24 is installed on the first floor of the buildings 12 and 52 in the above embodiment, the flush toilet 24 may be installed on the other floors of the buildings 12 and 52. In that case, the tanks 14, 54 above the flush toilet and the flush toilet 24 may be connected by the supply pipes 26, 62.

  Moreover, in the said embodiment, although the tanks 14 and 54 were used as the container which consists of FRP (fiber reinforced plastic), you may be set as the container which consists of steel, a transparent plastic, etc. When the tanks 14 and 54 are opaque containers, it is preferable that windows or the like for checking the water level in the tanks 14 and 54 be provided in the tanks 14 and 54. Further, the shape of the tanks 14 and 54 is not limited to a cylindrical shape or a rectangular shape.

  In addition, according to the present embodiment, the on-off valves 27, 44, 64, 74 are manually opened and closed, but may be opened and closed electrically by using an emergency power supply or the like.

10, 50 disaster flush toilet system 12, 52 building 14, 54 tank 16, 58 water inflow and outflow means 18 rooftop 20, 60 water pipe 22 rainwater collecting port 24 flush toilet 26, 62 supply pipe 28 pipe space 36A one space 36B Other space 38 Partition plate 40 Flow path part 42, 72 first communication pipe 44, 74 opening / closing valve 46, 76 second communication pipe 48, 78 drainage pipe 56 external stairs

Claims (6)

With several tanks that can be installed and stored on multiple floors of the building,
A water inflow / outflow means for flowing water of the upper tank to the lower tank and provided with an on-off valve;
A supply pipe for supplying water to the flush toilet from the tank installed on the lower floor;
Having a flush toilet system during disasters.   The disaster flush toilet system according to claim 1, wherein the tank is disposed on an external step of the building.   The disaster flush toilet system according to claim 1, wherein the tank is disposed in a pipe space of the building. The tank is provided with a partition plate that divides the inside of the tank in the vertical direction, and includes a flow path portion through which water flows between the tank and the bottom portion of the tank,
The water inflow and outflow means are
A first communication pipe provided with the on-off valve and connected to the bottom of the tank above to supply water to one space partitioned by the partition plate of the tank below;
And a second communication pipe for causing the raised water to flow out to the lower first communication pipe in the upper part of the other space partitioned by the partition plate.
The flush toilet system according to any one of claims 1 to 3.   The disaster flush toilet system according to any one of claims 1 to 4, further comprising a water pipe for supplying rainwater collected on the roof of the building to the tank installed on the top floor.   The disaster flush toilet system according to any one of claims 1 to 5, wherein the tank installed at the lowest floor is provided with a drain pipe for draining the water of the tank to the outside of the building. .