JP2856941B2 - Water tank piping unit and water tank with piping unit - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water tank such as a water receiving tank, a pipe attached to the water tank, and a water level adjusting device.

[0002]

2. Description of the Related Art As shown in FIG. 5, a receiving tank used for water supply in an elevated tank system has a water supply pipe 1 and an outlet 2 for connecting a suction pipe of a pump for pumping water to the elevated tank. , Such as overflow pipe 3, drain drain pipe 4, and blow pipe 10 which receive overflow, and a water level adjusting device (a solenoid valve 5, a level sensor 6, a constant water level valve 7, a ball tap, etc.) for maintaining a constant water level in the water tank. 8 etc.) are provided. Conventionally, such pipes and water level adjusting devices are attached to such a water tank by carrying each part to a site where the water tank is installed, where each part is assembled to the water tank.

[0003]

However, in this on-site work, it is necessary for each expert to assemble the water tank, perform the plumbing work, install the electrode rods, and perform wiring, and the adjustment of the work schedule is complicated. there were. In addition, since processing such as thread cutting is performed on site, the amount of work is large and the construction period is long. Furthermore, it takes time to attach pipes and water level adjustment devices to the water tanks, since it is necessary to examine the degree of attachment to each water tank and create a design drawing and construction drawing each time. Further, as can be seen from FIG. 5, since pipes, valves, and the like are provided on the outer periphery of the water tank, a space considerably larger than the size of the water tank itself is required.

[0004] An object of the present invention is to solve such a problem.

[0005]

SUMMARY OF THE INVENTION Accordingly, the present invention provides a piping unit for a water tank in which a pipe attached to the water tank and a water level adjusting device are integrated. The present invention also provides a piping unit, wherein the water tank piping unit and a water tank having a connection portion corresponding to the piping and the water level adjusting device in the water tank piping unit are connected at the connection portion. Provide a water tank with.

[0006]

A water tank with a piping unit can be manufactured by connecting each pipe of the water tank piping unit and each water level adjusting device to a corresponding connection portion provided in the water tank. This water tank with a piping unit can have a structure in which piping, valves, and the like do not protrude on the outer periphery as in the related art.

[0007]

Hereinafter, embodiments of the present invention will be described.
The present invention is not limited to this.

FIGS. 1 and 3 are plan views showing a water receiving tank which is an embodiment of a water tank with a piping unit according to the present invention, with an upper cover of a piping unit part removed. 2 is a perspective view showing the appearance of the water receiving tank of FIG. 1, and FIG. 4 is a perspective view showing the appearance of the water receiving tank of FIG.

The water receiving tank of FIG. 1 has two water tanks 17a and 17b having the same shape and separated by a partition.
The water tank piping unit 9 is housed in a recess at the center of the front surface. Ball taps 8 are provided inside the water tanks 17a and 17b.

The construction of the piping and water level adjusting device in the water tank piping unit 9 is as follows. Reference numeral 1 denotes a water supply pipe, and a water supply port 1a is connected to the water supply pipe 1 and extends out of the housing. Reference numeral 7 denotes a constant water level valve for keeping the water level in the water tank constant.
A water supply pipe 18 emerges, one of which is further branched into two and then, via the valve 15, toward the water supply port 11 for supplying water into each of the water tanks 17a and 17b, and the other is further branched into two. Each ball tap 8 via rear valve 12
To the pipe 8a. Reference numeral 4 denotes a drain drain pipe into which overflow from the overflow pipe 3 and drain water discharged from the blow port 10a via the valve 14 flow. Further, as a pipe for pumping water from the water receiving tank to the elevated tank, an outlet 2 for connecting a suction pipe of a pump for pumping out comes out of the housing, and water in the water tank is discharged to the outlet 2. Water inlet 13 for heading
There is. Further, an electrode holder 6a (which is connected to a constant water level valve 7 by a wiring (not shown)) which holds an electrode rod at a lower portion and forms a level sensor, and which of the left and right level sensors is operated is selected. And a changeover device 16 for the operation.

The water tanks 17a and 17b and the water tank piping unit 9 are provided with an overflow port 3a, a water intake port 1
3, the water supply port 11, the blow port 10a, the tip of the pipe 8a to the ball tap 8, and the insertion part of the electrode holder 6a, and the connection part corresponding to each part is provided on the front surface of each water tank 17a and 17b. ing.

In the water tank piping unit 9, the piping and the water level adjusting device having the above-described configuration are housed in a box-shaped housing. As can be seen from FIG. 2, the water supply port 1a is located at the upper part of the front surface of the housing, the outlet 2 to the pump is located at the lower part, and the drain drain pipe 4 extends from under the water receiving tank.
A door that opens and closes for operation and inspection of valves and the like is also provided.

The water receiving tank shown in FIG. 3 has two water tanks 17a and 17b having different sizes separated by a partition, and a water tank piping unit 9 is disposed at a right corner. Inside the water tanks 17a and 17b, a ball tap 8 and a water supply pipe 19 having a length corresponding to the frontage of each water tank are provided.

The structure of the water tank piping unit 9 is slightly different from that of FIG. 1 because the form of the water tank and the mounting position of the water tank piping unit 9 are different from those in FIG. That is, a water supply pipe 19 is connected to a position corresponding to the water supply port 11 in FIG. And each piping is arrange | positioned so that it may fit in a housing. Therefore, each of the water tanks 17a and 17b and the water tank piping unit 9
Are the overflow port 3a, the water suction port 13, the blow port 1
0a, the tip of the water supply pipe 19, the tip of the pipe 8a to the ball tap 8, and the insertion portion of the electrode holder 6a.
It is provided on the front surface of 7a and the side surface of 17b.

In the water tank piping unit 9, as in the case of FIG. 1, the pipe and the water level adjusting device having the above-described configuration are housed in a box-shaped housing. As can be seen from FIG. 4, the water supply port 1a is located at the upper part of the front surface of the housing, the outlet 2 to the pump is located at the lower part of the side face, and the drain drain pipe 4 is exposed from under the water receiving tank. There are also doors that open and close for inspection and inspection.

As described above, a long pipe such as the pipe 8a to the ball tap 8 in the water receiving tank in FIG. 1 and the water supply pipe 19 in the water receiving tank in FIG. 3 is housed in the water tank and does not go outside. Further, in any of the examples, the structure in the water tank piping unit 9 to be mounted and the mounting position of the water tank with the water tank are determined by the form of the water tank so that the entire appearance of the water tank with the piping unit fits neatly in a box shape. I have.

The work of attaching the water tank piping unit to the water tank at the site is completed by connecting the water tank piping unit 9 to the water tanks 17a and 17b at the above-mentioned connection portions and mounting the electrode holder 6a from the side of each water tank. I do. In these water receiving tanks, an electrode rod is attached to the lower part of the electrode holder 6a to complete the level sensor, and the outlet 2 is connected to a suction pipe of a pump for pumping the high tank, and the water supply port 1 is connected to the outside. Connected to the water supply of
If the drain drain pipe 4 is directed to an external discharge facility, it functions as a water receiving tank.

The water tank piping unit according to the present invention does not necessarily have to be housed in a box-shaped housing, but includes at least a pipe and a water level adjusting device assembled in a required configuration. I just need. In this case, after connecting the piping and water level adjustment device assembled in the required configuration to the water tank, cover the outside with an external panel corresponding to the shape of the water tank, and the entire appearance of the water tank with a piping unit will be clear. Can be done.

[0019]

As described above, in the water tank piping unit of the present invention, the connecting parts of the integrated pipes and the water level adjusting devices are connected to the corresponding parts provided in the water tank at the site. If so, a water tank that can be used immediately can be produced. Therefore, labor saving on site work can be achieved. Further, in the water tank with the piping unit of the present invention, since no piping or water level adjusting device is provided on the outer periphery of the water tank, the appearance is clear and a legal maintenance space can be easily secured. Further, since the operation units such as valves are centrally arranged, maintenance is easy.

[Brief description of the drawings]

FIG. 1 is a plan view showing a water receiving tank according to an embodiment of the present invention.

FIG. 2 is a perspective view showing an appearance of a water receiving tank of FIG.

FIG. 3 is a plan view showing a water receiving tank according to an embodiment of the present invention.

FIG. 4 is a perspective view showing an appearance of a water receiving tank of FIG. 3;

FIG. 5 is a plan view showing the appearance of a conventional water receiving tank.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Water supply pipe 2 Outlet 3 Overflow pipe 4 Drain drain pipe 6 Level sensor 6a Electrode holder 7 Constant water level valve 8 Ball tap 9 Water tank piping unit 10a Blow port 11 Water supply port 12 Valve 13 Water intake port 14 Valve 15 Valve 16 Switch 17a Water tank 17b Water tank 18 Water supply pipe

Claims (2)

(57) [Claims] 1. A water tank piping unit in which a pipe attached to a water tank and a water level adjusting device are integrated. 2. A water tank piping unit integrating a pipe attached to a water tank and a water level adjusting device, and a water tank having a connection portion corresponding to the pipe and the water level adjusting device in the water tank piping unit, A water tank with a piping unit, which is connected at a connection portion.