JP2000039100A - Bulk supplying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bulk supplying device in which workability for filling gas from a tank lorry is improved by installing a buried pipe near a public road. SOLUTION: In this bulk supplying device for supplying liquefied propane gas from a container body 1a filled with liquefied propane an to be filled with liquefied propane gas from the tank lorry 20, a buried piping 24 extending from the container body 1a to a manhole 22 provided on a public road 21 on which a tank lorry 20 can travel is provided, and a coupling 25 capable of being connected to a coupling 23 of a hose 17 of the tank lorry 20 is provided on the tip of the buried piping 24 in the manhole 22.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bulk supply device for supplying gas from a container body filled with liquefied propane gas, and more particularly to a bulk supply device provided with means for filling a container body with gas from a tank truck. It is about.

[0002]

2. Description of the Related Art FIG. 4 shows a conventional bulk supply apparatus, in which a supply unit 10 composed of a meter and valves is provided above a container body 1a, and the supply unit 10 is embedded in a gas meter 15 of a house. The piped gas pipe 16 is connected.

When filling the container body 1a with liquefied propane gas from a tank lorry 20 passing through a public road 21, a hose is drawn from the tank lorry 20 to the container body 1a and connected to the liquid intake valve of the supply unit 10; It is filled with liquefied propane gas.

[0004]

SUMMARY OF THE INVENTION A tank truck 20
Is usually 30 m, so that for filling the gas, the container body 1a needs to be installed within a distance of 30 m from the tank lorry 20 on the public road 21 to reach the hose. However, there is a problem that the arrangement position is restricted.

[0005] In addition, after the tank truck 20 stops and prepares for gas filling, and after filling, cleaning is performed, but a worker with a remote control for hose operation and a hose does not hurt the planting or household property. The workability is poor because operations such as pulling out, winding, and stopping the hose are performed while confirming that the preparation (about 15 minutes) and the cleaning up (about 15 minutes) are longer than the filling time (about 10 minutes). Cost. In addition, since the filling operation is performed at a location away from the tank truck 20, there is also a problem that the look-out of the tank truck 20 cannot be performed and the filling operation cannot be performed with security.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and provides a bulk supply apparatus in which buried pipes from a container body to a public road are installed to improve workability of gas filling from a tank truck. The purpose is to do.

[0007]

In order to achieve the above object, the present invention provides a method for supplying gas from a container body filled with liquefied propane gas and filling the container body with gas from a tank truck. A bulk pipe feeding device, wherein a buried pipe is provided from the container body to a manhole provided near a public road through which the tank lorry can pass, and a hose of the tank lorry is provided at a tip of the buried pipe in the manhole. A connectable coupling is provided, and the container body is filled with gas via the buried piping.

According to the first aspect of the present invention, when filling the container body with the liquid, a hose is pulled out from a tank truck stopped near the manhole and connected to a coupling in the manhole to liquefy propane gas. Fill. By arranging the manhole close to the public road, tank trucks can be stopped immediately, and the hose will not run out. Therefore, the installation position of the bulk storage tank is not limited, and it can be installed at any location.
Hose operation is easy and workability is improved.

According to a second aspect of the present invention, there is provided the bulk supply device according to the first aspect, further comprising a supply device unit separated from the container body and provided with accessories including various valves on a base. Connecting the equipment unit and the container body via an extraction pipeline and an intake pipeline,
The take-out pipeline and the take-in pipeline are provided with a manual open / close valve, and the buried piping is connected to the liquid intake valve of the supply unit.

Therefore, according to the second aspect of the present invention, when the equipment of the supply equipment unit is replaced, both the open / close valves of the take-out pipeline and the take-out pipeline are closed, and the open / close valve is closed. After removing the gas in the pipe up to the gas meter, the replacement work is performed. Since the amount of gas in the pipe is very small, it is only necessary to release the gas into the air, and the degassing operation can be easily performed.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. In addition,
The same members or those having the same functions as those in FIG. 4 are denoted by the same reference numerals.

FIG. 1 shows a first embodiment of a bulk supply device according to the present invention. A bulk storage tank 1 includes a container body 1a.
A supply unit 10 such as a liquid level gauge 2, a gas take-out valve 3, a safety valve 4, a liquid take-in valve 5, and a liquid take-out valve 6 is provided at an upper part of the apparatus, and a transparent protector 11 for protecting the supply unit 10 is provided. Configuration.

The gas outlet valve 3 includes a gas meter 15 for a house.
Is connected to a gas pipe 16 buried. The liquid intake valve 5 is connected to a buried pipe 24 leading to a manhole 22 provided close to the public road 21. In the manhole 22, a female coupling 23 (see FIG. 3) to which the tip of a buried pipe 24 is connected is arranged, and a male coupling 25 attached to the tip of a hose 17 for filling the liquid from the tank truck 20 is connected. It is supposed to be.

The gas in the container main body 1a is supplied to a consumer from a gas pipe 16 via a gas outlet valve 3. When filling the container body 1a with gas, the hose 17 is pulled out from the tank truck 20 stopped near the manhole 22, and the male coupling 25 is connected to the female coupling 23.
And gas is charged.

By arranging the manhole 22 close to the public road, the tank lorry 20 is
And the hose 17 will not run out. Therefore, the installation position of the bulk storage tank 1 is not limited, and can be installed at any location.

Also, the hose 1 from the tank truck 20
7 can be pulled out and connected to the coupling 23 of the manhole 22, so that the remote control of the hose can be performed while checking it visually, workability is good, gas preparation and cleaning are easy, and Filling work can be done with peace of mind while watching the work. At the end of the filling operation, as shown in FIG.
a is closed with a hermetic plug 30 and the opening of the manhole 22 is closed with a lid.

FIG. 2 shows a second embodiment of the present invention, in which a bulk storage tank 1 comprises only a container body 1a, a level gauge 2, a gas take-out valve 3, a safety valve 4, and a liquid take-in valve 5. , And the liquid extraction valve 6 and the like are attached to a plate-shaped base 7 separate from the container main body 1a to form a separate supply device unit 10
It is configured as A transparent protector 11 is provided at the front of the base 7.

A take-out pipeline 12 provided on one side of the container body 1a is connected to the gas take-out valve 3 of the supply unit 10, and a take-in pipeline 13 is connected to the liquid take-in valve 5. . The take-out pipeline 12 and the take-in pipeline 13 are provided with manual on-off valves 14 and 15.

As in the first embodiment, a gas pipe 16 buried in a gas meter 15 in a house is connected to the gas outlet valve 3, and a buried pipe 24 leading to a manhole 22 is connected to the liquid inlet valve 5. ing.

Since the liquid level gauge 2 is an electrical component, a signal transmission wire (not shown) is wired from the container body 1a along the pipeline 12 or 13 and a liquid level sensor (see FIG. (Not shown) to display the liquid level.

During normal gas use, the on-off valve 14 is manually opened. The gas is supplied to the customer from a gas pipeline 16 via a gas extraction valve 3 from an extraction pipeline 12. When filling the container body 1a with the liquid, the on-off valve 15 is manually opened and the hose 17 of the tank truck 20 is opened.
The gas is filled through the buried pipe 24 from the above.

In the second embodiment, when the valves and instruments are replaced, both the on-off valves 14 and 15 are closed, and the gas in the pipe from the on-off valve 14 to the gas meter 15 is replaced.
After the gas in the pipe from the on-off valve 15 to the female coupling 23 is evacuated, the replacement operation is performed. In this case, since the amount of gas in the pipe is very small, the operation of degassing is simple and the replacement operation is shortened.

[0023]

As described above in detail, according to the first aspect of the present invention, a buried pipe is provided from a container body to a manhole provided near a public road through which a tank truck can pass. A coupling that can be connected to the tank truck truck hose is provided at the end of the buried piping.When filling the container body with gas, connect the tank truck truck hose stopped near the manhole to the coupling to supply gas. Filling is possible, the length of the hose does not run short, and the installation position of the bulk storage tank is not limited, and it can be installed at any location.

Further, since it is only necessary to pull out the hose from the tank truck and connect it to the coupling of the nearby manhole, the remote control operation of the hose can be performed while checking it with the naked eye, so that the workability is good and the preparation for gas filling is possible. It is easy to clean up and clean, and the filling work can be done with peace of mind while watching the tank truck.

According to the second aspect of the present invention, the supply device unit is provided separately from the container body, and the supply device unit and the container body are connected to each other via the take-out pipeline and the take-in pipeline. The opening and closing valves are provided on the take-out pipeline and the take-in pipeline, so that in addition to the effects of the invention according to claim 1, when the equipment of the supply unit is replaced, Keep the on-off valves of both the pipeline and intake pipeline closed,
After the gas in the pipe is released, the replacement operation can be performed, and the degassing operation is simple, so that the replacement operation time is greatly reduced.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing a first embodiment of a bulk supply device of the present invention.

FIG. 2 is an explanatory view showing a second embodiment of the bulk supply device of the present invention.

FIG. 3 is an enlarged view of a coupling portion.

FIG. 4 is a side view of a conventional bulk supply device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bulk storage tank 1a Container main body 7 Substrate 10 Supply unit 12 Extraction side pipeline 13 Intake side pipeline 14, 15 Opening / closing valve 17 Hose 20 Tank truck 21 Public road 23 Female coupling 24 Buried piping 25 Male coupling

Claims (2)

[Claims] 1. A bulk supply device for supplying gas from a container body filled with liquefied propane gas and filling the container body with gas from a tank truck, wherein the tank lorry is supplied from the container body. Provide buried piping to manholes located close to public roads where cars can pass,
A bulk supply device, wherein a coupling connectable to a hose of the tank truck is provided at a tip of the buried pipe in the manhole, and the container body is filled with gas through the buried pipe. 2. A supply device unit which is separated from the container main body and is provided with devices including various valves on a base body, wherein the supply device unit and the container main body are taken out of a pipeline on an intake side and a pipeline on an intake side. 2. A manual opening / closing valve is provided in each of the take-out pipeline and the take-in pipeline, and the buried pipe is connected to a liquid intake valve of the supply unit. A bulk supply device according to claim 1.