JPH1099223A - Clener for bath water - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make quickly heating bathing water possible at a low cost and to make the device installable at any types of houses. SOLUTION: In a bathroom, installing a sanitizing cleaner unit 23, which stowed in a sanitizing cleaner pipe system 14 having a filtration tank 5, a circulation pump 6, ultraviolet disinfection device 15 and such sanitizing hard wears are tied in series and the unit 23 which is connected with a suck-in pipe 3 to suck bathing water 2 in a bathtub 1, and with a blow-out pipe 9 to blow sanitized and cleaned bathing water into the bathtub 1. Out side of the bathroom, installed is a bathing water reservoir unit 24 which stowed in a tank 16 reserving boiling water heated by midnight electric power, solar power, kerosene or such low cost energy. A water supply pipe 17 and a water delivery pipe 18 of the tank 16 reserving boiling water are connected to a pour-out pipe of the sanitizing cleaner pipe system through a pair of in and out, go and back connecting pipes 26 and 27 of a doubled connecting pipe 25, which is penetrating through a bathroom wall 22 to couple the sanitizing cleaner unit 23 and the bathing water reservoir unit 24. In compliance with the temperature of bathing water, a switching valve of pour-out pipe switches the water flow then the bathing water after sanitizing and cleaning is poured into a mixer 21 from a bypass pipe 20. The said bathing water is mixed with boiling water from the tank 16 and thus heated by the mixer 21 and then delivered to the bathtub.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bath apparatus, and more particularly to a bath apparatus, in which hot water in a bath tub is forcibly circulated, while filtering, sterilizing, and other cleaning treatments are performed, and at the same time, the bath temperature is maintained at a bath temperature. The present invention relates to a so-called 24-hour bath apparatus which is capable of taking a bath at any time for 24 hours while keeping a bath at any time.

[0002]

2. Description of the Related Art Recently, a bathtub hot water purifier, that is, a 24-hour bath apparatus, which keeps hot water in a bathtub constantly clean and at an appropriate temperature, enables comfortable bathing 24 hours a day, and saves water, has been used. It has become popular.

FIG. 4 shows an example of such a bathtub hot water purifier, wherein 1 is a bathtub, 2 is hot water, 3 is a hot water suction pipe for pumping hot water 2 in bathtub 1 and 4 is a hot water suction pipe. An apparatus main body in which devices for purifying hot water pumped by the water suction pipe 3 are collectively arranged in a cleaning pipe 14, and a cleaning process 9 circulates through the cleaning pipe 14 of the apparatus main body 4. Hot water in bathtub 1
It is a fountain pipe for squirting into the inside again.

In order to remove dirt from the bath water, various types of granular filter media such as activated carbon, activated stones and porous ceramic balls, and fibrous filters are loaded into the cleaning pipe 14 of the apparatus body 4 alone or in combination. Cleaning equipment such as a filtered filtration tank 5, a circulation pump 6 for forcibly circulating hot water, an electric heater 7 for keeping warm water at an appropriate temperature, and an ozonizer 8 as an ozone sterilizer for hot water. ing.

[0005] Reference numeral 10 denotes a prefilter attached to the end of the water suction pipe 3 for removing large dirt before being pumped to the apparatus main body 4. Reference numeral 11 denotes a jet flow of the hot water after the cleaning treatment as a high-speed jet flow in the bathtub 1. Suction pipe 1
Reference numeral 2 denotes a jet nozzle connected to the ejector unit.

A solenoid valve 13 for opening and closing a pipe is provided at the end of an intake pipe 12 connected to an ejector portion of the jet nozzle 11, and an ozonizer 8 is provided on the way. When the solenoid valve 13 is opened, the jet nozzle 11 is opened. Air is sucked in from the suction pipe 12 by the suction force of the air, this air is mixed into the hot water in the ejector section 36, and the jet flow is jetted out of the jet nozzle 11 into the bathtub 1 to form a bubble bath. When the ozonizer 8 is operated, the suction pipe The air sucked into 12 is ozonized and jetted into the bathtub 1 to sterilize the hot water 2 with ozone.

However, in the apparatus configured as described above, since the hot water is heated by the electric heater 7, the running cost is increased, and the capacity of the electric heater 7 is set to about 800 W in relation to the wiring capacity. Therefore, to heat 200 liters of bath water, the capacity is insufficient and the heating speed becomes slow.

As a result, it is difficult to raise the temperature of the hot water during bathing, and it is difficult to increase the temperature when the hot water is replaced or when the operation of the apparatus has been stopped for a long time. Takes a very long time to heat the hot water to the bathing temperature.

Therefore, a part of the bath water is stored as hot water in a hot water storage tank, and the hot water stored in the hot water storage tank is mixed with a bath water circulating in a cleaning pipe in an appropriate amount according to the hot water temperature to adjust the hot water temperature. In addition, an apparatus as shown in FIG. 3 has been developed in which the heating rate is increased, and at the same time, the heating source for producing hot water is reduced in the nighttime power, solar heat, and kerosene, thereby reducing the heating cost.

That is, the apparatus main body 4 installed outdoors outside the bathroom wall 22 has the cleaning pipe 1 without the electric heater 7.
4, a hot water storage tank 16 is provided in connection with a hot water tank for inflowing bath water, heating it with a cheap heat source such as midnight power, solar heat, or kerosene, storing the hot water as hot water, and discharging the stored hot water according to the hot water temperature.

The hot water storage tank 16 has a cleaning pipe 14 at the bottom.
A water supply pipe 17 for injecting bath water from the tub, a water discharge pipe 18 for discharging hot water to a cleaning pipe line are connected to the upper surface, the water supply pipe 17 is connected via a switching valve 19, and the water discharge pipe 18 is connected to the water supply pipe 17. Each of the cleaning pipes 1 is connected to the fountain pipe 9 downstream from the connection part.
It is connected to 4.

A bi-piper pipe 20 branches off from the water supply pipe 17 and is connected to a water discharge pipe 18 via a mixer 21.

Although not shown, a water temperature sensor for detecting the temperature of the circulating bath water is naturally provided in the cleaning line 14.

In the apparatus constructed as described above, first, when the hot water temperature sensor detects that the hot water temperature is maintained at the set temperature, the switching valve 19 is switched to the fountain pipe 9 side.
The hot water 2 in the bathtub 1 sucked from the hot water pipe 3 circulates through the cleaning pipe 14 as in the prior art, is sterilized by the ultraviolet sterilizer 15, and is cleaned by removing the dirt in the filtration tank 5. Then, the water is spouted from the fountain pipe 9 into the bathtub 1 as it is.

Next, when the hot water temperature sensor detects that the hot water temperature has fallen below the set temperature, the switching valve 19 is switched to the water supply pipe 17 side, and the hot water 2 in the bathtub 1 sucked from the hot water suction pipe 3 is turned on. Is circulated through a cleaning pipe 14 and sterilized by an ultraviolet sterilizer 15, and is cleaned in a filtration tank 5 to remove dirt, and then flows toward a water supply pipe 17.

The hot water flowing through the water supply pipe 17 is supplied to a hot water storage tank 16.
And flows toward the bypass pipe 20 branched in accordance with the degree of opening of the valve based on the hot water temperature of the mixer 21.

As a result, the hot water storage tank 16
Hot water of an amount corresponding to the amount of hot water flowing in from 7 flows out to the outflow pipe 18, and is mixed with the hot water flowing in through the bus pass pipe 20 by the mixer 21 to adjust the hot water temperature.

After the cleaning treatment is performed in the cleaning pipe 14 in this way, the hot water mixed with the hot water in the hot water storage tank 16 in accordance with the temperature of the hot water in the mixer 21 to adjust the hot water temperature is passed through the water discharge pipe 18 to the fountain. Spout from the pipe 9 into the bathtub 1.

The hot water stored in the hot water storage tank 16 is changed according to the hot water temperature until the hot water sensor detects that the hot water temperature has reached the set temperature and the switching valve 19 is switched to the fountain pipe 9 side. The adjustment of the temperature of the hot water mixed with the hot water after the cleaning treatment is continued.

[0020]

However, the conventional hot water heating type apparatus has a large hot water storage tank, so that the apparatus is large-sized, and various problems occur in the installation place and control of the apparatus.

That is, if the apparatus becomes large, it cannot be inevitably installed indoors in which it is installed in a bathroom, but becomes an outdoor installation type.

If the apparatus is of the outdoor installation type, the apparatus can be installed only in a detached house having an installation place outside, and depending on the size of the installation place, it becomes impossible to provide a hot water storage tank having an excessively large capacity. Is restricted.

In the outdoor installation type, the temperature changes greatly depending on the installation area or even in the same area according to the season, and is directly affected by such an environmental change. You need control,
This is very difficult.

Further, the hot water storage tank in which the hot water is stored and the cleaning pipe are integrally housed in one housing, and the cleaning pipe is affected by the heat radiation from the hot water storage tank. Becomes difficult.

In addition, the power of the apparatus must be taken from an outdoor power supply facility. However, this requires various safety measures, and the construction cost becomes extremely high.

The present invention solves the above-mentioned drawbacks of the prior art and, like the conventional electric heating type indoor installation type, can be easily installed in a house in any environment and can be easily controlled. The purpose is to provide.

[0027]

That is, the present invention provides a cleaning pipe provided with a filtration tank for removing bath water from a suction pipe by a circulation pump and a sterilizing apparatus for sterilizing with ozone or ultraviolet rays. A purifying unit for forcibly circulating and purifying and then jetting again from a fountain pipe to a bathtub; and a purifying pipe for mixing hot water with hot water circulating in the purifying pipe of the purifying unit to adjust hot water temperature. A hot water storage unit equipped with a hot water storage tank that stores hot water from the bathtub as hot water is connected by a reciprocating connection pipe and separated, and the cleaning unit can be installed separately in the bathroom and the hot water storage unit outside the bathroom. did.

The cleaning unit and the hot water storage unit are connected by a double reciprocating connection pipe penetrating the bathroom wall, and a water supply pipe into which the bathtub hot water flows from the cleaning pipe of the hot water storage tank is connected by an outgoing connection pipe. The outflow pipe, which discharges hot water according to the amount of bath water flowing in from the water supply pipe, is connected to a fountain pipe equipped with a switching valve that opens and closes in accordance with the temperature of the hot water with a return connection pipe. An appropriate amount of hot water was mixed and heated, so that the heated bath water could be blown into the bath tub while keeping the piping warm even with piping from outside the bathroom.

[0029]

FIG. 1 shows an embodiment of the present invention.
2 and the piping diagram of the embodiment of FIG. 2. In the piping diagrams of FIGS. 1 and 2, the same components as those of the conventional example are denoted by the same reference numerals, and therefore, these components are not described. Description is omitted.

Reference numeral 23 denotes a cleaning unit which houses a cleaning pipe 14 in which a circulating pump 6, an ultraviolet sterilizer 15, and a cleaning device for a filtration tank 5 are arranged in series, and which is a conventional apparatus body 4. And the same configuration as that except for the electric heater 7 is installed in the bathroom.

A hot water storage unit 24 is connected to a water supply pipe 17 and a water discharge pipe 18 on both upper and lower surfaces, and connects a bypass pipe 20 branched from the water supply pipe 17 to the water discharge pipe 18 via a mixer 21.
The hot water storage tank 16 is connected to the hot water storage tank 16 and is installed outside the bathroom.

A double connecting pipe 25 penetrates the bathroom wall 22, an outward connecting pipe 26 on the outside and a return connecting pipe 27 on the inside, and a cleaning unit 23 in the bathroom and a hot water storage unit 24 outside the bathroom. The water supply pipe 17 and the water discharge pipe 18 of the hot water storage tank 16 are connected to the fountain pipe 9 of the cleaning pipe 14 respectively.

That is, the outward connection pipe 26 on the outside is connected to the water supply pipe 17.
Is connected to the fountain pipe 9 via the switching valve 19, and the inner return connection pipe 27 connects the water discharge pipe 18 to the outgoing connection pipe 26.
9 and is connected to the fountain pipe 9.

In this manner, the water supply pipe 17 and the water discharge pipe 18 of the hot water storage tank 16 are cleaned by the reciprocating connection pipes 26 and 27 inside and outside the double connection pipe 25 penetrating the bathroom wall 22.
Is connected to the cleaning unit 23 installed in the bathroom and the hot water storage unit 24 installed outside the bathroom, respectively, and the cleaning pipe 14 of the cleaning unit 23 in the bathroom is connected. A device capable of mixing and heating the circulating bath water with hot water stored in the hot water storage tank 16 of the hot water storage unit 24 outside the bathroom is configured.

First, when the hot water temperature sensor detects that the temperature of the hot tub circulating in the cleaning pipe 14 is maintained at the set temperature, the switching valve 19 is turned on, as shown in FIG. Tube 9
The hot water 2 in the bathtub 1 sucked from the hot water pipe 3 is circulated through the cleaning pipe 14 in the cleaning unit 23, sterilized by the ultraviolet sterilizer 15, and filtered in the same manner as in the prior art. After removing the dirt in 5 and performing a cleaning treatment, the water is spouted from the fountain pipe 9 into the bathtub 1 as it is.

Next, when the hot water temperature sensor detects that the temperature of the bath water circulating in the cleaning pipe 14 has fallen below the set temperature, as shown in FIG. Tube 2
6, the hot water 2 in the bathtub 1 sucked from the hot water pipe 3 circulates through the cleaning pipe 14 and the ultraviolet sterilizer 15.
After being sterilized by the filtration tank 5 and subjected to a cleaning treatment by removing dirt in the filtration tank 5, it flows toward the forward connection pipe 26.

The hot water flowing through the outgoing connection pipe 26 flows toward the hot water storage tank 16 via the water supply pipe 17 and, at the same time, branches toward the bypass pipe 20 depending on the opening degree of the valve based on the hot water temperature of the mixer 21. Also flows to

As a result, the water supply pipe 1
Hot water of an amount corresponding to the amount of hot water flowing in from 7 flows out to the outflow pipe 18, and is mixed with the hot water flowing in through the bus pass pipe 20 by the mixer 21 to adjust the hot water temperature.

After the cleaning process is performed in the cleaning pipe 14 in this manner, the hot water whose hot water is adjusted by mixing the hot water in the hot water storage tank 16 in accordance with the hot water temperature in the mixer 21 is supplied to the outlet pipe 18 and the reconnection. The water is jetted from the hot water pipe 9 to the bathtub 1 through the pipe 27.

The hot water stored in the hot water storage tank 16 is changed according to the hot water temperature until the hot water temperature sensor detects that the hot water temperature has reached the set temperature and the switching valve 19 is switched to the fountain pipe 9 side. The adjustment of the temperature of the hot water mixed with the hot water after the cleaning treatment is continued.

[0041]

The present invention is constructed as described above, and the bath water which has been cleaned by circulating through the cleaning pipe 14 in the cleaning unit 23 installed in the bathroom is installed outside the bathroom. The bathtub water previously stored as hot water in the hot water storage tank 16 of the hot water storage unit 24 is mixed and heated in an appropriate amount according to the hot water temperature, and the hot water temperature is accurately maintained at the set temperature.

When the hot water mixing type heating method is used as described above, the hot water can be rapidly heated to the set temperature, and at the same time, cheap midnight power, solar heat, kerosene, etc. can be used as a heating source for the hot water stored in the hot water storage tank 16. So heating costs are lower.

Since the cleaning unit 23 for storing the cleaning conduit 14 and the hot water storage unit 24 for storing the hot water storage tank 16 for storing hot water are separately formed, the cleaning unit 23 is provided in the bathroom. Can be installed separately outside the bathroom.

As a result, the cleaning unit 23 can be easily installed without taking up space in the bathroom by mounting it on the edge of the bathtub 1 as in the case of a conventional electric heating type indoor device, and furthermore, the power source is connected to the indoor outlet. Therefore, the installation cost is low and the installation cost is low, and at the same time, the control is facilitated because it is not affected by changes in the outside air temperature and heat radiation from the hot water storage tank 16.

Since the hot water storage unit 24 can be independently installed outside the bathroom, the installation location and area can be freely set, and it can be easily installed outside the detached house, as well as in an apartment house using, for example, a veranda. As it becomes possible, the range of use is greatly expanded.

Since the hot water storage unit 24 is installed outside the bathroom, a considerably large hot water storage tank 16 can be used.
Even when the bathtub is large or installed in a cold region, an apparatus having a hot water storage tank of an optimal size can be easily installed.

The reciprocating connection pipes 26 and 27 connecting the cleaning unit 23 and the hot water storage unit 24 are connected to the double connection pipe 2.
Since it is formed as 5, only one hole is formed in the bathroom wall 22 so that piping can be easily performed.

The cleaning unit 23 and the hot water storage unit 2
When the reciprocating connection pipes 26 and 27 connecting the pipes 4 and 4 are formed as a double connection pipe 25, the hot water mixed with the hot water flowing through the return connection pipe 27 is heated to form a forward connection pipe through which the hot water before heating flows. Since the hot water is kept at 25, even if the hot water storage unit 24 is installed outdoors or the piping becomes slightly longer, it is possible to maintain a good thermal insulation system for the pipe through which the heated hot water flows to the bathtub 1.

[Brief description of the drawings]

FIG. 1 is a piping diagram of an embodiment (unheated state),

FIG. 2 is a piping diagram of an embodiment (in a heated state),

FIG. 3 is a conventional piping diagram (hot water mixed heating type),

FIG. 4 is a piping diagram of a conventional example (electric heater heating type).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bathtub 2 Hot water 3 Water suction pipe 5 Filtration tank 6 Circulation pump 9 Spouting pipe 14 Cleaning line 15 Ultraviolet sterilizer 16 Hot water storage tank 17 Water supply pipe 18 Water discharge pipe 19 Switching valve 20 Bypass pipe 21 Mixer 23 Cleaning unit 24 Hot water storage Unit 25 Double connecting pipe 26 Outgoing connecting pipe 27 Return connecting pipe

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁶ Identification code FI C02F 1/50 531 C02F 1/50 540A 540 550B 550 560Z 560 F24H 9/00 W F24H 9/00 B01D 35/02 J

Claims (4)

[Claims] 1. A cleaning bath after forcibly circulating a cleaning tank provided with a filtration tank for removing dirt by pumping bath water from a suction pipe by a circulation pump and a sterilizing device for sterilizing with ozone or ultraviolet rays. A purifying unit that gushes again from the pipe to the bathtub, and hot water mixed with hot water circulating in the purifying line of the purifying unit to control the temperature of the hot water, and the bathtub hot water flowing from the purifying line is stored as hot water. A bathtub hot water purifier, wherein a hot water storage unit provided with a hot water storage tank is connected by a connecting pipe and separately provided. 2. The bathtub hot water purifying apparatus according to claim 1, wherein the cleaning unit is provided in the bathroom and the hot water storage unit is provided outside the bathroom. 3. The bathtub hot water purifier according to claim 2, wherein the cleaning unit and the hot water storage unit are connected by a double reciprocating connecting pipe penetrating the bathroom wall. 4. A cleaning unit and a hot water storage unit, wherein a water supply pipe into which a bathtub hot water flows from a cleaning pipe of a hot water storage tank is a forward connection pipe, and hot water is supplied according to an amount of the bathtub hot water flowing from the water supply pipe. 4. The bathtub hot-water purifying apparatus according to claim 3, wherein the outflow pipe is connected to and connected to a fountain pipe provided with a switching valve that opens and closes in accordance with the temperature of the hot water with a return connection pipe.