JPH07158976A - Hot water supplying apparatus - Google Patents

Abstract

PURPOSE:To output hot water directly out door from an outdoor hot water supply source. CONSTITUTION:The hot water supplying apparatus comprises a hot water supply branch plug mounted at an outdoor side of a tube between an outdoor hot water supply source and an indoor hot water supply facility, wherein a tube from the outdoor source is connected to a connecting port 2 of the plug, a tube to the facility is connected to a connecting port 3, a branch channel is provided by communicating the port 2 with the port 3, and the channel is switched by a handle 12. Thus, in addition to supply of hot water to the facility, hot water can be output also from a hose end 10 by turning the handle 12.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot water supply apparatus which can take hot water directly from a hot water supply source installed outdoors.

[0002]

2. Description of the Related Art As a hot water supply source, for example, a recent gas water heater has an incomplete combustion due to poor ventilation, especially in an airtight house,
It is often installed outdoors to prevent accidents caused by carbon monoxide due to incomplete combustion, carbon dioxide due to combustion, and the like. In this case, as shown in FIG. 4, the hot water supply device includes a gas water heater 50 installed outdoors A and hot water supply equipment installed indoors B (for example, washroom 60, kitchen 61, bathroom 62).
Etc.) and the hot water supply pipe 70 that connects the gas water heater 50 and the hot water supply facility. Of course, a water supply pipe 71 and a gas pipe 72 are connected to the gas water heater 50, and the water supply pipe 71 is provided with a water supply source plug 80, a check valve 81, and the like.

[0003]

As shown in FIG. 4, in a hot water supply apparatus in which a gas water heater 50 is installed in an outdoor area A, a washing machine is often placed in a washroom 60 in an indoor area B, for example. , In that case, to use hot water in the washing machine, washroom 60
All you have to do is remove the hot water from the hot water supply port. However, a washing machine may be installed in the outdoor A, and in this case, hot water is often guided to the outside by a hose or the like from the hot water supply port of the hot water supply facility in the indoor B closest to the washing machine. In this case, a considerably long hose or the like is required in some cases, and it is troublesome to lay the hose, and as the length of the hose becomes longer, the temperature of the hot water decreases greatly, which is inconvenient and uneconomical.

Therefore, the present invention has been made in view of the above problems, and an object of the present invention is to provide a hot water supply device capable of directly taking out hot water from an outdoor hot water supply source outdoors.

[0005]

The above object is achieved by the hot water supply device of the present invention. That is, the water heater of the present invention is
The hot water source installed outdoors, the hot water supply facility installed indoors, the piping system that connects the outdoor hot water supply source and the indoor hot water supply facility, and the outdoor side of the pipe between the hot water supply source and the hot water supply facility The hot water supply branch plug is connected to the hot water supply source side pipe connection port for connecting the hot water supply source side pipe and the hot water supply source side pipe connection port to connect the hot water supply facility side pipe. The hot water supply equipment side pipe connection port, the hot water supply source side pipe connection port and the hot water supply equipment side pipe connection port are connected to a flow path that communicates with each other, and a hot water supply outlet for taking out hot water from the outdoors and a flow to this hot water supply outlet It is characterized by having an opening / closing member for opening and closing a passage and an operating member for operating the opening / closing member.

[0006]

In the hot water supply apparatus of the present invention, the hot water supply branch plug is attached to the outdoor side of the pipe connecting the outdoor hot water supply source and the indoor hot water supply facility. Therefore, when not using hot water outdoors,
The operation member is operated to close the flow path to the hot water outlet by the opening / closing member. In this case, the hot water from the hot water supply source only flows from the hot water supply source side pipe connection port to the hot water supply facility side pipe connection port, and becomes a normal hot water supply pipe state.

On the other hand, when hot water is used outdoors, the opening / closing member is moved by the operating member to open the flow path to the hot water outlet. Then, since the hot water supply outlet communicates with the flow path that connects the hot water supply source side pipe connection port and the hot water supply facility side pipe connection port, the hot water also flows into the hot water supply outlet and the hot water can be taken out from the hot water supply outlet. Of course, when it is not necessary to discharge hot water from the hot water supply outlet, the flow path to the hot water supply outlet is closed. As a result,
When the hot water is used outdoors, it is not necessary to guide the hot water from the indoor hot water supply facility to the outside with a hose or the like, and the hot water can be taken out directly from the hot water supply source outdoors only by operating the operation member when necessary.

[0008]

EXAMPLES The hot water supply apparatus of the present invention will be described below based on examples. However, the feature of the present invention resides in that the hot water supply tap is provided, and the outdoor hot water supply source, the indoor hot water supply equipment and the piping system are the same as the conventional one as shown in FIG. explain. FIG. 1 is an external view of a hot water supply tap according to one embodiment, and FIG. 2 is a cross-sectional view of the hot water supply tap of FIG.
FIG. 3 shows another sectional view of the hot water supply branch plug of FIG. This hot water supply tap has an outdoor area A as shown by a dotted circle C in FIG.
It is attached to the outdoor side of the pipe 70 between the hot water supply source of No. 2 and the hot water supply facility of the indoor B. This hot water supply tap has a main body 1, and the main body 1 has a connection port 2 to which a pipe on the hot water source (for example, gas water heater) side is connected, and a pipe on the hot water supply facility (washroom, kitchen, bathroom, etc.) side. Connection port 3 to which is connected, and connection port 2,
And a flow path 4 that communicates 3 with each other.

A ball valve 5 as an opening / closing member is slidably and rotatably provided inside the main body 1, and the ball valve 5 has a flow path 6. Further, an end cap 7 is attached to the main body 1 adjacent to the ball valve 5, and the end cap 7 has a flow path 8. Depending on the position of the ball valve 5, the flow path 8 of the end cap 7 can communicate with the flow path 4 of the main body 1 through the flow path 6 of the ball valve 5.

In this embodiment, the end opening 9 of the end cap 7 serves as a hot water outlet. However, in this embodiment, a hose end 10 is fixed to the end portion of the end cap 7 by a cap nut 11 in order to easily connect a hose or the like to the hot water supply outlet 9, and the hose end 10 is attached to the end portion of the hose end 10. Etc. are designed to be connected. Also, ball valve 5
Between the inner wall of the main body 1 and the end wall of the end cap 7, sheets 20 and 21 for improving watertightness are provided.
Is installed.

As an operating member for moving the ball valve 5, a handle 12 is attached rotatably in a protruding manner from the outer wall of the main body 1. The handle 12 is attached to a stem 13 fixed to the ball valve 5, and the handle 12, the stem 13 and the ball valve 5 are integrally linked. Therefore, by rotating the handle 12, the stem 13 moves, and the ball valve 5 opens and closes the flow path to the hot water outlet 9.

The handle 12 is attached to the stem 13 by
It is performed by tightening the handle 12 to the stem 13 with the nut 15 via the spring washer 14. Stem 1
Packings 16 and 17 for improving watertightness are provided in a portion where 3 penetrates the main body 1, and a gland washer 18 and a conical spring 19 are provided between the handle 12 and the outer wall of the main body 1. ing.

As shown in FIG. 1, the handle 12 is provided with a projecting piece 22, and correspondingly, the outer wall of the main body 1 is provided with stoppers 23 and 24 which engage with the projecting piece 22. There is. Therefore, the handle 12 can be moved within a range until the protruding piece 22 is engaged with the stoppers 23 and 24. When the handle 12 is in the position shown in FIG. 1, that is, when the protruding piece 22 is locked to the stopper 23, the ball valve 5 is in the state as shown in FIG. 2, and the hot water source side pipe connection port 2 and the hot water supply facility are provided. The side pipe connection port 3 is communicated with the flow path 4, but the flow path 8 of the end cap 7 is connected to the flow path 4 of the main body 1.
Do not communicate with. On the other hand, when the handle 12 is turned in the direction of the arrow and the projecting piece 22 is engaged with the stopper 24, the flow path 6 and the flow path 8 of the ball valve 5 communicate with each other and the flow path 6
And the flow path 4 communicate with each other. As a result, the hot water from the hot water supply source flows from the connection port 2 to the connection port 3 in parallel, and also flows to the hot water supply outlet 9.

In the hot water supply apparatus thus constructed, when the hot water from the gas water heater is not used outdoors, the handle 12 of the hot water supply tap is kept in the state shown in FIG.
That is, hot water is prevented from coming out from the hose end 10.
When using hot water outdoors, turn the handle 12
The hot water supply outlet 9 may be placed in communication with the gas water heater. Hot water may be directly drawn from the hose end 10 into a bucket or the like, or a hose or the like may be connected to the hose end 10 for use.

The above embodiment is an example, and various modifications can be made. For example, in the above embodiment, the ball valve and the handle are used as the opening / closing member and the operating member in the hot water supply branch plug, respectively, but instead of these, other opening / closing devices are used to open / close the flow path to the hot water outlet. It doesn't matter. Further, in the above embodiment, the hose end 10 is attached to the end portion of the end cap 7 in order to easily connect the hose or the like.
Although the external pipe is attached, the external pipe may be directly attached to the end portion of the end cap 7.

[0016]

As described above, the hot water supply apparatus of the present invention is provided with the hot water supply branch plug attached to the outdoor side of the pipe between the outdoor hot water supply source and the indoor hot water supply facility. Of course, hot water can be taken out from the hot water supply outlet by not only supplying hot water to the hot water supply equipment, but also operating the operating member of the hot water supply branch plug to move the opening / closing member as necessary.

Therefore, since hot water can be taken out directly from the outdoor hot water supply source, for example, when hot water is used in the case where a washing machine is installed outdoors, the hot water can be taken outdoors from the indoor hot water supply facility by a hose or the like. It is not necessary to guide the car and is very convenient for car washing and cleaning in winter.

[Brief description of drawings]

FIG. 1 is an external view of a hot water supply branch valve according to an embodiment.

FIG. 2 is a sectional view of the hot water supply branch plug shown in FIG.

FIG. 3 is another cross-sectional view of the hot water supply branch valve shown in FIG.

FIG. 4 is a diagram showing a conventional hot water supply device including an outdoor hot water supply source, an indoor hot water supply facility, and a piping system.

[Explanation of symbols]

 1 Main body 2 Hot water supply source side pipe connection port 3 Hot water supply equipment side pipe connection port 4 Main body flow path 5 Ball valve (opening / closing member) 6 Ball valve flow path 7 End cap 8 End cap flow path 9 Hot water supply outlet 12 Handle ( Operation member)

Claims (1)

[Claims] 1. A hot water source installed outdoors, a hot water facility installed indoors, a piping system connecting the outdoor hot water source and the indoor hot water facility, and a hot water source and the hot water facility. Hot water supply branch plug attached to the outdoor side of the pipe, the hot water supply branch plug is connected to the hot water supply source side pipe connection port for connecting the hot water supply source side pipe, and the hot water supply source side pipe connection port, the hot water supply facility Water supply facility side pipe connection port that connects the water supply side pipe, and the hot water supply port for taking out the hot water supply from the outside by communicating with the flow path that connects the hot water supply source side pipe connection port and the hot water supply facility side pipe connection port A hot water supply device comprising: an opening / closing member for opening / closing a flow path to the outlet, and an operating member for operating the opening / closing member.