JP5388757B2 - Rain water reservoir - Google Patents

Description

  The present invention relates to a rainwater storage tank for storing rainwater.

  Conventionally, rainwater that has fallen on the roof is collected from the gutters of the building and used for various purposes such as gardening, watering, fire extinguishing activities in case of fire, and emergency water for disasters. Rainwater reservoirs are used.

  This type of rainwater storage tank is usually opaque as the material of the tank body, because algae may be generated in the tank body when the light from the outside enters the tank body and the water quality deteriorates. It is configured using.

  On the other hand, if the material of the rainwater storage tank is opaque, the amount of water in the tank body cannot be confirmed from the outside when using the stored water in the tank. Inconvenience occurs.

  Therefore, conventionally, in this type of rainwater storage tank, the water level in the tank main body is displayed as shown in Patent Document 1 below.

  FIG. 7 shows the rainwater storage tank 100 shown in Patent Document 1. In the figure, a tank body 101 for storing rainwater is installed on a pedestal 102, and an opening at the upper end thereof is covered with a lid 103. Rainwater flows into the tank body 101 from the rain gutter 104 through the hose 105.

  The tank body 101 is provided with a water collection port 106 to which the end of the hose 105 is connected, a faucet 107 for taking out rainwater, and a drain pipe 109 having a drain plug 108. A water level indicator 110 is provided for displaying the water level.

  As shown in FIG. 8A, the water level indicator 110 displays the water level by moving the weight 112 in the vertical direction according to the water level with respect to the scale 111 displayed on the outer wall surface of the tank body 101. is there.

  That is, the weight 112 is fixed to one end of the chain string 113, and the other end side of the string 113 is introduced into the tank body 101 through the hole 114 formed above the scale 111 of the tank body 101, and the other end. As shown in FIG. 8B, a floating ball 115 is fixed. The surface displaying the scale 111 of the water level gauge 110 is covered with a windproof cover 116.

  The floating ball 115 is configured to float on the surface of rainwater stored in the tank body 101.

  In this configuration, the amount of rainwater in the tank body 101 varies depending on the amount of rainwater that flows in through the rain gutter 104 and the hose 105 and the amount of rainwater that is discharged from the faucet 107 and used in rainy weather.

  Here, when the water level in the tank main body 101 rises, the floating ball 115 moves upward, and accordingly, the weight 112 connected to the floating ball 115 and the string 113 moves downward. Further, when the water level in the tank main body 101 is lowered, the weight 112 is raised contrary to the above.

JP-A-11-183236

  By the way, according to the water level gauge 110 of the rainwater storage tank 100, the floating ball 115, the weight 112, the string 113, and the windproof cover 116 are necessary to measure the amount of water in the tank body 101. It is necessary to form the hole 114 through which the string 113 is inserted, and there is a problem that the number of parts increases and the structure becomes complicated.

  Further, since the hole 114 is formed, foreign matter such as dust and sand may enter the tank body 101 from the hole 114, and the floating water 115 and the string 113 are immersed in water, so that the stored water There was a problem that the water quality deteriorated.

  Further, since the string 113 has a chain shape, there is a problem that the amount of water in the tank main body 101 cannot be displayed properly when it is caught on the edge of the hole 114.

  Furthermore, when the water level in the tank body 101 is low, the weight 112 is located above the scale 111, and when the water level is high, the weight 112 is located below the scale 111. The direction of change was reversed and there was a problem that it was difficult to grasp the water level or the amount of residual water at first glance.

Therefore, the present invention provides the following means in order to solve the above problems.
According to a first aspect of the present invention, there is provided a rainwater storage tank in which a water collection port for taking in rainwater is formed in a tank body and a water intake for taking out rainwater stored inside is formed in a lower portion. and the valve is attached to the mouth opened and closed, to the valve, a transparent or semi-transparent measuring tube communicates with the tank body to measure the amount of rainwater in the tank body is mounted, the valve Is provided between the water intake of the tank body and the measuring pipe .
According to a second aspect of the present invention, there is provided a rainwater storage tank in which a water collection port for taking in rainwater is formed in a tank body and a water intake for taking out rainwater stored inside is formed in a lower portion. and the valve is attached to the mouth opened and closed, to the valve, a transparent or semi-transparent measuring tube communicates with the tank body to measure the amount of rainwater in the tank body is mounted, the measurement A drainage portion is provided at the lower end of the tube .
In a third aspect of the present invention, the tank body is formed with a recess extending in the vertical direction, and the measuring tube and the valve are accommodated in the recess.
According to a fourth aspect of the present invention, the measuring tube is a watering hose that is wholly or partially transparent or translucent, and is engaged with the tank body in a state where the watering hose extends upward. A stop is provided.

According to the rainwater storage tank of Claim 1, there exists an effect that a water level can be confirmed with the simple structure by a valve | bulb and a measurement pipe.
Further, since the water level is measured by communicating the inside of the tank main body with the measuring pipe, it is not necessary to provide a hole for the water level gauge in the tank main body, and it is possible to make a structure in which dust or the like does not easily enter the tank. There is an effect.

  In addition, by adopting a configuration in which a valve is provided between the tank main body and the measurement pipe, it is possible to open the valve when measuring the amount of water, and to measure the water level quickly and easily with the measurement pipe. There is an effect.

  In addition, the water that entered the measuring tube and the rainwater in the tank body can be separated by closing the valve, so even if the rainwater in the measuring tube deteriorates due to light hitting the measuring tube, There is an effect that water quality deterioration in the tank main body can be prevented without causing a reverse flow.

  According to the rainwater storage tank of claim 2, since it is not necessary to store rainwater in the measurement pipe by draining rainwater in the measurement pipe from the drainage portion formed at the lower end, algae are generated. There is an effect that it is possible to prevent the inner wall of the measuring tube from becoming dirty.

According to the rainwater reservoir described in claim 3, since the measuring pipe and the valve are accommodated in the recess, the entire outer shape of the rainwater reservoir can be brought together in a compact manner.
In addition, there is an effect that it is possible to prevent the measurement tube itself from being deteriorated by being exposed to sunlight.

  According to the rainwater storage tank according to claim 4, since a watering hose that is entirely or partially transparent or translucent is used as a measuring pipe, there is no need to provide a measuring pipe independently and it is economical and reasonable. There is an effect that there is. Moreover, when using the rainwater of a rainwater storage tank, after measuring the water level of a tank main body with the measuring pipe which served as the watering hose, there exists an effect that the rainwater in the watering hose can be used as it is.

These are the front views of the rainwater storage tank shown as the 1st Embodiment of this invention. These are the enlarged front views which showed a part of valve | bulb provided in the rainwater reservoir shown as the 1st Embodiment of this invention, and a measurement pipe | tube. These are the perspective views which looked at the tank main body of the rainwater water tank shown as the 2nd Embodiment of this invention from the downward direction. These are the front views of the rainwater water tank shown as the 3rd Embodiment of this invention. These are the partial side views which expanded and showed the water inlet vicinity of the rainwater reservoir shown as the 3rd Embodiment of this invention. (A) And (b) is the elements on larger scale of the front-end | tip of a measuring tube shown as 1st and 2nd embodiment of this invention. These are the front views which showed the conventional rainwater storage tank. (A) is the partial expanded front view which showed the upper part of the water meter of the conventional rainwater water tank, (b) is an expanded plane sectional view of the BB part of the figure (a).

Hereinafter, an embodiment of a rainwater reservoir according to the present invention will be described with reference to the drawings.
FIG. 1 is a front view showing a rainwater reservoir 1 </ b> A according to a first embodiment of the present invention. A tank body 2 for storing rainwater is installed on a pedestal 3.

  The tank body 2 is a tank having a substantially rectangular parallelepiped appearance, a water collecting port 4 is formed on the top plate portion 2a, and water intake ports 5 and 6 are formed on the left and right side wall portions 2b and 2c. An overflow opening (not shown) is formed in (not shown), and a drainage port 8 having a drainage lid 7 is formed in the bottom wall 2d.

  A rain gutter 10 is connected to the water collecting port 4 via a water collecting joint 9, and rain water from the rain gutter 10 is collected in the tank body 2 through the water collecting port 4. .

  As shown in FIG. 2, the water intake 6 (5) is a cylindrical wall portion protruding outward from the side wall portion 2 c (2 b), and the outer peripheral surface thereof is a male screw portion 11.

A valve 13 that opens and closes a flow path from the water intake 6 is attached to the water intake 6. The valve 13 is provided with a connecting lid portion 15 in a pipe line 14 provided with a flow path opening / closing portion (not shown), and a female screw portion 16 is formed on the inner surface of the lid portion 15. The lid 15 is fixed to the water intake 6 by being screwed into the male screw 11.
The valve 12 is fixed to the water intake 5 in the same manner as described above.

  As shown in FIG. 1, a water injection port 17 is connected to a valve 12 fixed to one water intake port 5 (right side in the drawing), and a valve 13 fixed to the other water intake port 6 (left side in the drawing) is connected to the valve 13 fixed to the other water intake port 6 (left side in the drawing). The measuring tube 18 is connected.

  The measuring pipe 18 is a rod-shaped pipe that measures the amount of water by operating the valve 13 to communicate with the inside 2 of the tank body. The measuring pipe 18 is connected horizontally to the valve 13 and extends vertically from the connecting pipe 19. It is formed from the pipe body 20 taken out. The measuring pipe 18 is installed on the side wall 2c side of the tank body 2 so that the pipe body 20 is perpendicular to the ground.

  Although both the lower end 20a and the front end 20b of the pipe body 20 are open, as shown in FIG. 2, the drain plug 21 is inserted into the lower end 20a, and a drain section 22 that can drain water is provided. It is composed.

As shown in FIG. 1, the length dimension of the pipe body 20 is formed so as to be equal to the height dimension of the tank body 2, and is attached so that the tip 20b reaches the top plate portion 2a.
A scale 23 is attached to the outer peripheral surface of the pipe body 20, and is displayed so that the water level and the amount of water in the tank body 2 can be seen at a glance according to the height.

  An overflow hose 24 shown in FIG. 1 is connected to an overflow opening (not shown) formed in the upper rear portion of the tank body 2 so as to hang downward.

  A drainage lid 7 is screwed to the drainage port 8 formed in the bottom wall 2d, and the drainage lid 7 is detached from the drainage port 8 so that the water in the tank body 2 can be drained. It has become.

  The pedestals 3 and 3 are substantially rectangular parallelepipeds having a slightly flared shape, and are configured to support the left and right bottom portions of the tank body 2 when viewed from the front over the entire depth direction. The height of the pedestals 3 and 3 is such that a hand-held bucket (not shown), rain dew (not shown), and the like are arranged below the water inlet 17 so that water can be easily drawn.

Next, the operation of the rainwater reservoir 1A and a method for confirming the amount of water will be described.
As shown in FIG. 1, during rainy weather, rainwater is collected at the water collection port 4 via the rain gutter 10 and flows into the tank body 2. The valves 12 and 13 and the drain port 8 are normally closed, so that rainwater is stored in the tank body 2.

  Here, when confirming the amount of rainwater in the tank body 2, the valve 13 is opened and the rainwater is circulated in the measurement pipe 18. Since the pipe main body 20 of the measuring pipe 18 is installed perpendicular to the ground with a length reaching the top plate portion 2a from the lower part of the tank main body 2, the rainwater in the tank main body 2 is connected to the connecting pipe 19 and the pipe main body 20 The water enters the tank and stops at the same height as the rainwater level stored in the tank body 2.

That is, in the state where the valve 13 is opened as described above, the measurement pipe 18 communicates with the inside of the tank body 2, so that the water level in the pipe body 20 of the measurement pipe 18 is the same level as the water level in the tank body 2. It becomes.
Therefore, if the scale 23 provided in the pipe main body 20 is read in this state, the water level in the tank main body 2, that is, the amount of water can be known.

  In addition, after confirming the amount of water in the tank body 2, the valve 13 is closed so that rainwater does not move from the tank body 2 toward the measuring pipe 18, and the lower end 20 a of the pipe body 20 is The inserted water drain plug 21 is removed, and the rainwater in the measuring tube 18 is discharged to the outside.

  By draining the rainwater in the measurement tube 18 in this way, even if the measurement tube 18 is subsequently irradiated with sunlight during a fine weather, problems such as generation of algae therein and contamination of the measurement tube 18 can be avoided. I can do it.

  When the rainwater is stored in the rainwater storage tank 1A, the valve 12 shown in FIG. 1 is used when using the rainwater of the rainwater storage tank 1A, for example, for gardening or watering a garden. A hose (not shown) is connected to the connected water injection port 17, and the valve 12 is opened to spray rain water from the hose to a target location.

  In this case, the amount of rainwater in the tank main body 2 can be confirmed in advance by the measuring tube 18 by the above-described method, thereby avoiding inconveniences such as unexpected water breakage in the middle of watering and performing good watering. I can do it.

  In the rainwater storage tank 1A, when the inside of the tank body 2 is filled with rainwater during rainy weather and the water surface is about to reach the top plate portion 2a, rainwater enters the overflow opening (not shown). It flows into the ground through the overflow hose 24. Further, when mud or dust accumulates on the inner bottom surface of the tank main body 2, the drainage cover 7 is removed and the drain port 8 is opened, so that the mud and dust accumulated with the remaining water can be poured out.

According to the rainwater storage tank 1A described above, an effect that the water level can be confirmed with a simple configuration by the valve 13 and the measuring pipe 18 is obtained.
Moreover, the effect that the water level and the amount of water can be measured immediately, simply and accurately by simply opening the valve 13 is obtained.

  Moreover, if the valve 13 is opened and rainwater enters the measuring pipe 18 and stops at the same height as the water level of the rainwater stored in the tank body 2, the valve 13 is closed to enter the measuring pipe 18. The rainwater and the rainwater in the tank body 2 can be divided by the valve 13. Therefore, even if rainwater in the measurement tube 18 deteriorates due to light entering the measurement tube 18, it is possible to prevent the water from flowing back to the tank body 2.

Next, a second embodiment of the present invention will be described with reference to FIG.
FIG. 3 is a perspective view of the tank body 2 viewed from below with the pedestals 3 and 3 omitted. 3, the same components as those in FIGS. 1 and 2 are denoted by the same reference numerals, and the description thereof is omitted.

  In the rainwater storage tank 1B according to this embodiment, a recess 25 for storing the measuring tube 18 and a recess 26 for storing the valve 13 are formed in the side wall 2c of the tank body 2.

The recesses 25 and 26 are grooves formed so as to extend up and down the tank body 2.
The width and depth dimensions of the recess 25 are such that the measurement tube 18 can be gripped by hand and the measurement tube 18 can be installed in the recess 25, and the measurement tube 18 is accommodated. In this case, the measurement pipe 18 is dimensioned so as not to protrude outward from the side surface 2 c of the tank body 2.

  The recess 26 is a recess that communicates with the recess 25, and is formed with a width and a depth that allow the valve 13 to be accommodated and that the valve 13 is opened and closed and the lid 15 is easily screwed. ing.

By configuring the tank body 2 as described above, even if the measuring tube 18 is attached to the tank body 2, it can be accommodated within the outer shape of the tank body 2 and the rainwater storage tank 1B can be made compact as a whole. .
In addition, it is possible to prevent the measurement tube 18 from being exposed to sunlight and deteriorating the tube, or the rainwater remaining in the tube from being exposed to sunlight to prevent the inner surface of the measurement tube 18 from becoming dirty.

Next, a third embodiment of the present invention will be described with reference to FIGS.
4 and 5, the same components as those in FIGS. 1 and 2 are denoted by the same reference numerals, and the description thereof is omitted.

  FIG. 4 is a front view of the rainwater reservoir 1C. In the rainwater storage tank 1C according to this embodiment, the watering hose 27 connected to the valve 12 can also be used as a measuring pipe.

The watering hose 27 is made of a transparent or translucent material so that water inside the hose can be seen, and a scale 23 is attached to the outer periphery thereof as shown in FIG.
The length of the watering hose 27 is slightly longer than the height of the tank body 2.

A locking tool 28 for locking the watering hose 27 is provided at the upper part of the side wall 2b of the tank body 2.
In this configuration, the tip 27b of the watering hose 27 is held by the locking tool 28 so that the watering hose 27 is substantially perpendicular to the ground.

In this rainwater storage tank 1C, in order to measure the water level in the tank body 2, as shown in FIG. 5, the root portion 27a of the watering hose 27 attached to the valve 12 is bent in a J-shape and the tip 27b Is positioned right above and is locked by a locking tool 28 provided on the side wall 2b of the tank body 2 shown in FIG.
In this state, the valve 12 is opened and rainwater is circulated in the watering hose 27.

  Since the watering hose 27 is locked so as to reach the top plate portion 2a from the lower part of the tank body 2 so as to be substantially perpendicular to the ground, rainwater enters the watering hose 27, and the tank body It stops at the same level as the rainwater level accumulated in 2.

  According to this rainwater storage tank 1C, all or a part of the watering hose 27 that is transparent or translucent is used as a measurement pipe, so there is no need to provide a measurement pipe independently, and the rainwater storage tank 1C is economical as a configuration. The effect that it is the target is acquired.

  Further, after measuring the water level in the tank body 2 with the watering hose 27, the tip 27 b of the watering hose 27 is removed from the locking tool 28 as shown by a two-dot chain line in FIG. Water can be sprinkled as it is using the rainwater inside, and the effect that the sprinkling work can be performed smoothly is obtained.

  Further, similarly to the measurement pipe 18 in the rainwater storage tanks 1A and 1B, the level or amount of rainwater in the tank body 2 can be immediately, simply and accurately measured by looking at the height of the rainwater flowing into the watering hose 27. The effect that it can be measured is obtained. In addition, the rainwater reservoir 1C can obtain the same effects as those obtained by the rainwater reservoir 1A.

In the first and second embodiments, as shown in FIG. 6A, the distal end 20b of the measuring tube 18 is covered with a lid 29, or as shown in FIG. You may cover the opening part of 20b with the cover body 30 which covered the net | network material.
By adopting such a configuration, it is possible to prevent the dust or dirt from entering the measuring tube 18 and preventing the inside of the tube from becoming dirty or clogged.

1A Rainwater Reservoir 1B Rainwater Reservoir 1C Rainwater Reservoir 2 Tank Body 4 Water Collection Port 5 Water Intake Port 6 Water Intake Port 12 Valve 13 Valve 18 Measuring Tube 22 Drain Portion 25 Recess 26 Recess 27 Watering Hose 28 Locking Tool 29 Lid Body 30 lid

Claims (4)

In the rainwater storage tank in which a water intake port for taking in rainwater is formed in the tank body and a water intake port for taking out rainwater stored inside is formed in the lower part.
A valve that allows the intake to be opened and closed is attached to the intake.
The valve is equipped with a transparent or translucent measuring tube that communicates with the inside of the tank body and measures the amount of rainwater in the tank body ,
The rain water reservoir , wherein the valve is provided between the water intake of the tank body and the measuring pipe . In the rainwater storage tank in which a water intake port for taking in rainwater is formed in the tank body and a water intake port for taking out rainwater stored inside is formed in the lower part.
A valve that allows the intake to be opened and closed is attached to the intake.
The valve is equipped with a transparent or translucent measuring tube that communicates with the inside of the tank body and measures the amount of rainwater in the tank body ,
A rainwater reservoir , wherein a drainage portion is provided at the lower end of the measuring tube . In the rainwater reservoir according to claim 1 or 2,
The tank main body is formed with a recess extending in the vertical direction, and the measurement pipe and the valve are accommodated in the recess. In the rainwater reservoir according to any one of claims 1 to 3,
The measuring tube is a watering hose that is entirely or partially transparent or translucent,
The tank main body is provided with a locking tool that locks the watering hose in a state where the watering hose extends upward.

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