JPH06229621A - A water heater equipped with a washing and water injection means that supports bubble bath operation - Google Patents

Abstract

(57) [Summary] [Purpose] To provide washing water injection means to a water heater compatible with bubble bath operation. [Structure] The water heater 2 is provided with a washing water injection means 29. That is, the washing water injection means 29 is connected to the hopper 1 of the water heater 2.
The hot water supply pipes 31, 33 branching from the pipe 32 extending from the downstream side of the pipe 5 to the bath 5 are used for connection. The washing water injection means 29 has a three-way valve 34 that takes in hot water and cold water from the pipe 32 and switches the flowing water path. The three-way valve 34 is configured to be operated by operating the remote control means 35 provided at the installation location of the washing machine 4. The three-way valve 34
The washing machine 4 and the washing machine 4 are connected by a hot water pipe 36 for washing. [Effect] The washing machine and the water heater may be connected and connected only by the hot water pipe for washing, which facilitates the piping work. Also, there is no problem even if the space around the washing machine is small.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water heater equipped with a washing water injection means and capable of operating in a bubble bath.

[0002]

2. Description of the Related Art Recently, water heaters having a large capacity for hot water supply have become widespread, and are widely used for kitchens and heating, in addition to bathtubs. By the way, the functions of bathtubs have been diversified, and so-called overflow bathtub devices that constantly overflow hot water and circulate them, and bathtub devices equipped with bubble generating means for a bubble bath have been commercialized. The bubble bath has a function of ejecting warm water containing air to the warm water in the bathtub to apply these bubbles to the body,
This can be realized by the water heater having the sufficient hot water supply ability described above.

It has been known that hot water poured into a bathtub is suitable for washing, and if the water heater as described above can be utilized, washing with hot water should be easily realized. From such a point of view, a washing water injection means has been commercialized in which a pipe dedicated to a washing machine is formed from a water heater to mix hot water and cold water and drop them into the washing machine.

[0004]

However, recently, due to the problem of the space where the washing machine is placed, the place where the above-mentioned washing water injection means is installed has become a problem.
Further, in the water heater capable of dealing with the bubble bath, the washing water injection means has not been set due to the complexity of piping work and the like. From this point of view, it is an object of the present invention to provide a hot water dispenser, which is equipped with a washing water injection unit and is compatible with a bubble bath operation, in which the washing water injection unit is attached to the water heater.

[0005]

In order to solve the above-mentioned problems, the present invention provides a washing machine for pouring hot water into a washing machine, which is connected to a bathtub provided with bubble generating means by a plurality of hot water pipes. A water supply means is provided together, and the water heater comprises a hot water heat exchanger, a hot and cold water quantitative mixing valve, and a hopper that temporarily stores hot water or cold water to adjust the hot water supply amount. Is interposed in a hot water supply pipe branching from a pipe extending from the downstream side of the hopper to the bathtub to constitute a water injection path to the washing machine.

[0006]

[Function] By adding a washing water injection unit to the water heater,
The washing machine and the water heater may be connected to each other only by a hot water pipe for washing, which facilitates piping work. Also, there is no problem even if the space around the washing machine is small.

[0007]

EXAMPLES Next, a hot water supply apparatus equipped with a washing and water injection means according to the present invention for bubble bath operation will be described in detail below with reference to an example of a hot water supply system. In FIG.
Reference numeral 1 indicates an example of a hot water supply system to which a water heater for bubble bath operation provided with the washing water injection means according to the present invention is applied. That is, this hot water supply system 1 includes a water heater 2
Overflow bath tub 3 with a bubble bath operation function and washing machine 4
To the hot water supply path. Note that any bathtub other than the overflow bathtub 3 can be applied to the hot water supply system 1 as long as it has a bubble bath operation function.

The overflow bath 3 has a bath 5 and an auxiliary bath 6.
A structure (hereinafter referred to as a mini tank 6) is provided so that hot water from the water heater 2 flows into the mini tank 6 from the bathtub 5, the hot water is collected from the mini tank 6 to the water heater 2 and is returned to the bath tank 5 again. It was done. The bathtub 5 and the water heater 2 are connected and connected by a second outflow pipe 8 in addition to the first outflow pipe 7 forming the reheating route, and these first outflow pipe 7 and second outflow pipe 8 are respectively connected. It is configured to be connected to a hot water jet fitting 9 having a bubble generating means (described later) attached to the bath 5. Further, they are connected and connected by a circulation return pipe 10 for collecting hot water from the mini tank 6 to the water heater 2. Further, a water level detection introducing pipe 11 for detecting the water level of the hot water in the bathtub 5 is connected and connected.

The hot water jetting fittings 9 are provided on both inner walls on the shorter side of the bathtub 5, that is, on the foot side and the back side, and are electromagnetic air valves (FIG. An air introduction pipe 12 is connected to and connected to (not shown).

Next, the water heater 2 will be described. This hot water supply device 2 includes a hot water supply heat exchanger 13, a thermomixing valve 14 that mixes hot water and cold water supplied by the heat exchange action of the hot water supply heat exchanger 13 to obtain predetermined hot water, and the obtained hot water. A hopper 15 for temporarily storing cold water or cold water to regulate the amount of hot water supplied, a heat exchanger 16 for additional heating, and a pump 17 for additional heating and a filter device 18 on the upstream side of the heat exchanger 16 for additional heating, A pipe 19 leading to the first forward pipe 7 and the second forward pipe 8,
The circulating pumps 21 and 22 are interposed in the unit 20. A flow passage opening / closing valve 23 capable of adjusting the amount of hot water supplied to the bathtub is interposed in the pipe 20.

With this structure, the water heater 2 is
The hot water supply heat exchanger 13 has a path from the water supply port 24 to the upstream side of the hot water supply heat exchanger 13 and a path to the hopper 15.
Branch from the path leading to the upstream side of the
It has a route for supplying cold water to the thermomixing valve 14 on the hot water outlet side. Further, it has a path for supplying hot water from the downstream side of the thermomixing valve 14 to the outside, and a path for reaching the hopper 15.

Further, a flow path switching valve or the like forms a pouring path from the hopper 15 to the first outflow pipe 7 via the pipe 19 and to the circulation return pipe 10 via the circulation return pipe 25. Has become.

The water heater 2 exchanges heat from the circulation return pipe 10 through the circulation return pipe 25, the additional heating pump 17 and the filtering device 18, and the additional heating heat exchanger 16. , A reheating operation route to the first outflow pipe 7 via the pipe 32 and the pipe 19.

In addition, the water heater 2 is connected to the circulation return pipe 10 through the circulation pumps 21, 22, along with the above-mentioned additional heating operation path.
It has a bubble operation path leading to the first forward pipe 7 and the second forward pipe 8 via the pipes 19 and 20.

Further, the water heater 2 has a water level detecting and introducing pipe 11 from the bathtub 5, a water level detecting pipe 26, and a water level sensor 27.
The backwashing path of the filtering device 18 from the downstream side of the additional heating pump 17 and the filtering device 18 to the discharge port 28 via the filtering device 18.

The water heater 2 as described above is further provided with a washing water injection means 29 for pouring hot water into the washing machine 4. That is, the washing water injection means 29 is the hopper 1 of the water heater 2.
A hot water supply pipe 31, 33 is branched from a pipe 32 extending from the downstream side of the pipe 5 to the bath 5, and is connected to the pipe 32.

The washing water injection means 29 may have a known construction, but has a three-way valve 34 for taking in hot water or cold water from the water supply pipe 32 and switching the flowing water path. The three-way valve 34 is configured to be operated by operating the remote control means 35 provided at the installation location of the washing machine 4. The three-way valve 3
The washing machine 4 and the washing machine 4 are connected by a hot water pipe 36 for washing.

Since the water heater 2 equipped with the washing and water injection means according to the present invention for the bubble bath operation has the above-mentioned functions and the hot water supply path, each path is formed by the flow path switching means, In addition to the pouring operation to the bathtub 5, the bubble bath operation, the reheating operation route, the air valve is closed in the state of the bubble bath operation, and the hot water flow is passed from the bottom of the bathtub 5 to the mini tank 6 through the bath surface. It can be formed in various ways.

Further, the water heater 2 can sometimes maintain the filtering action of the filtering device 18 by forming a backwashing path of the water heater 2 and performing backwashing of the filtering device 18, so that hot water can be maintained. Pollution can be suppressed.

As described above, while the operation of the bathtub 5 is performed by various functions, the cold water,
By pouring hot water or the hot water remaining in the bathtub 5 into the pipe 32 of the water heater 2, water can be poured / poured into the washing machine.
At this time, the three-way valve 34 is switched so as to form a flow path from the hot water supply pipe 31 to the hot water pipe 36 for washing. On the other hand,
When boiling hot water in the bathtub 5, or by using cold or hot water
In the case of supplying the hot water to the hot water supply pipe 31, the three-way valve 34 is switched to connect the hot water supply pipe 31 and the pipe 32.

Since the washing water injection means 29 is installed in the water heater 2, the washing machine 4 and the water heater 2 may be connected to each other only by the hot water pipe 36 for washing, which facilitates the piping work. Further, even if the space around the washing machine 4 is narrow, there is no problem.

[0022]

As described above, according to the present invention, the washing machine and the water heater can be connected to each other only by the hot water pipe for washing by installing the washing water injection means in the water heater. It will be easy. Also, there is no problem even if the space around the washing machine is small. As described above, since the water heater compatible with the bubble bath operation can be used together for pouring hot water in the washing machine, it is possible to sufficiently meet various demands at present.

[0023]

[Brief description of drawings]

FIG. 1 is a schematic overall system diagram of a hot water supply system to which a water heater compatible with a bubble bath operation including a washing water injection unit according to the present invention is applied.

[Explanation of symbols]

1 Hot Water Supply System 2 Water Heater 3 Overflow Bathtub 4 Washing Machine 5 Bathtub 6 Mini Tank 7 First Outgoing Pipe 8 Second Outgoing Pipe 9 Hot Water Spouting Fitting 10 Circulation Return Pipe 11 Water Level Detection Introducing Pipe 12 Air Introducing Pipe 13 Heat Exchange for Hot Water Supply 14 Thermomixing valve 15 Hopper 16 Heat exchanger for additional heating 17 Pump for additional heating 18 Filtration device 19, 20 Piping 21, 22 Circulation pump 23 Channel opening / closing valve 24 Water inlet 25 Circulation return piping 26 Water level detection piping 27 Water level sensor 28 Discharge port 29 Washing water injection means 30, 32 Piping 31, 33 Hot water supply piping 34 Three-way valve 35 Remote control means 36 Hot water pipe for washing

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Teruyuki Mochizuki 201 Nishi-Kashiwabara Nitta, Fuji City, Shizuoka Prefecture Takagi Sangyo Co., Ltd. (72) Yoshimasa Hirano 201 Nishi-Kashiwabara Nitta, Fuji City, Shizuoka Prefecture Takagi Business

Claims (1)

[Claims] 1. A water heater connected to a bathtub having bubble generating means by a plurality of hot water pipes is provided with a washing water pouring means for pouring hot water into a washing machine, and the water heater is a hot water heat exchanger. A hot water quantitative mixing valve and a hopper for temporarily storing hot water or cold water to adjust the hot water supply amount are provided, and the washing water injection means is branched into a pipe from a downstream side of the hopper to a bathtub. A water heater for bubble bath operation, which is equipped with a washing water injection means, characterized in that a water injection path to the washing machine is formed by interposing it in a hot water supply pipe.