JP2791293B2 - Residential water purification system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a house water purification system capable of purifying supply water supplied to a house.

[0002]

2. Description of the Related Art In recent years, it has been known to purify water used for drinking water and the like. In these water purifiers, a small water purifier is installed at a faucet of a kitchen, and the water purified by the water purifier is used. Was used as drinking water.

[0003]

However, in the above-described conventional examples, purified water is not used as the hot water used in bathrooms, kitchens, washrooms, and the like. An object of the present invention is to solve the above problems, and an object of the present invention is to provide a house water purification system capable of using purified hot water from which residual chlorine and impurities have been removed. .

[0004]

[MEANS FOR SOLVING THE PROBLEMS] To achieve the above object
According to the first aspect of the present invention, the pipe led out to the house a
And a water purifier 2 is installed in the middle of a pipe on the upstream side of a water heater 1 for supplying hot water to the house a, and a water supply pipe 4 from a pipe connecting the water purifier 2 and the water heater 1 to the bathroom 3 is branched. The hot water supply pipe 5 from the water heater 1 reaches only the bathroom 3 and the bypass pipe 6 is provided so as to straddle the water purifier 2.

In the invention of claim 2 , a water purifier 2 is installed in the middle of a pipe on the upstream side of a water heater 1 for supplying hot water to the house a, and water is supplied from the pipe connecting the water purifier 2 to the water heater 1 to the bathroom 3. Tube 4
And a hot water supply pipe 5 from the water heater 1 is piped to the whole house a, and a bypass pipe 6 is provided so as to straddle the water purifier 2.

[0006]

In accordance with the invention 請 Motomeko 1, it is possible to remove the residual chlorine and impurities in the water or hot water for use in the bathroom 3, water which is good for the skin residual chlorine and impurities are not present Hot water can be used in the bathroom 3. Further, since chlorine used in water or hot water used in the house a other than the bathroom 3 remains, no bacteria are generated, and the chlorine can be safely used as drinking water. Also, since the water supply and hot water supply from the water purifier 2 is only in the bathroom 3, the piping can be short, and a large amount of water or hot water does not stay in the piping for a long time due to such a short piping, and bacteria are generated. Hard to do.

According to the second aspect of the present invention, residual chlorine and impurities in the water used in the bathroom 3 and the hot water used in the entire house a can be removed. Good water or hot water can be supplied to the user. In addition, the entire house a can be handled by one water heater 1. According to the first and second aspects of the present invention, in addition to the above operation, the use of the bypass pipe 6 allows the initial red water or the like to flow without passing through the water purifier 2, thereby preventing clogging with a filter or the like. It is possible to prevent a decrease in the flow rate and a failure of the water purifier 2. In addition, even when the water purifier 2 is out of order, the water can be supplied to the house a by using the bypass pipe 6 even at the time of replacement or the like, and the hot water can be supplied. Unused water supply and hot water supply can also be performed.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the illustrated embodiments. The house water purification system according to the present invention mainly comprises a water purifier 2 installed in the middle of a pipe on the upstream side of a water heater 1 for supplying hot water to a house a. The water from which water has been removed can be supplied as hot water into the house a through the hot water supply device 1, and the purified hot water can be used in the house a.

FIG. 1 shows a first embodiment in which a water supply pipe 4 to a bathroom 3 is branched from a pipe connecting a water purifier 2 and a water heater 1 to a water heater. The hot water supply pipe 5 from 1 is made to reach only the bathroom 3. The hot water supply pipe 5 is connected to a water tap 7 arranged to face the interior of the bathroom 3 and a bathtub 8 installed in the bathroom 3. Here, the pipeline through which the purified water is passed is indicated by a thick line.

[0010] The pipeline led out of the water meter 9 toward the house a is branched into three directions, and the first pipeline 1
0 is provided with a water purifier 2. The second conduit 11 is connected to a washroom 13 and a kitchen 14 on the first floor.
The third conduit 12 is connected to toilets 13 and 15, a toilet 16, and a kitchen 14 on the first and second floors. Second pipeline 11
A water heater 17 different from the above-described water heater 1 is installed on the way, and the second conduit 11 functions as a hot water supply pipe 5a for supplying hot water to the washroom 13 and the kitchen 14 on the first floor. It has become. In addition, the third conduit 12 functions as a water supply pipe 4a for supplying water to the washrooms 13 and 15, the toilet 16, and the kitchen 14 on the first and second floors.

A bypass pipe 6 is provided between the water purifier 2 and the water heater 1 and between the first pipe 10 and the first water pipe 10 so as to straddle the water purifier 2. By using the pipe 6, the water heater 1 without passing through the water purifier 2
Supply water can be sent to
In other words, the use of the bypass pipe 6 allows the initial red water or the like to flow without passing through the water purifier 2 and can prevent clogging with a filter or the like. Can be prevented. Also, when the water purifier 2 is out of order or when it is replaced, the water can be supplied to the house a and hot water can be supplied by using the bypass pipe 6. Furthermore, water supply and hot water supply without using the water purifier 2 can be performed by using the bypass pipe 6.

The supply water supplied into the bathroom 3 through the first pipe 10 is purified by passing through the water purifier 2, and is supplied to the inside of the second pipe 11 and the third pipe 12. Since the supplied water does not pass through the water purifier 2, it is supplied to the house a without being purified. The supply water used in the bathroom 3 removes residual chlorine and impurities by passing through the water purifier 2. Water or hot water which is considered to be good for skin having no residual chlorine or impurities is used. It can be used in the bathroom 3.

The supply water supplied to the house a via the second pipe 11 and the third pipe 12 is supplied to the house a without passing through the water purifier 2. Therefore, the water used in the house a other than the bathroom 3 and the chlorine in the hot water remain, so that no bacteria are generated and the water can be safely used as drinking water or the like. Also, since the water supply and hot water supply from the water purifier 2 are only in the bathroom 3, the piping for passing the supply water through the water purifier 2 to the site of use can be short, and such a short piping is required. As a result, a large amount of water or hot water does not stay in the piping for a long time, and bacteria are hardly generated.

FIG. 2 shows a second embodiment. In this embodiment, a water purifier 2 is installed in the middle of a pipe on the upstream side of a water heater 1 for supplying hot water to a house a. A water supply pipe 4 from the pipe connecting the water heater 1 to the bathroom 3 is branched, and a water supply pipe 5 from the water heater 1 is connected to the entire house a.
The hot water pipe 5 is connected to a water tap 7 arranged to face the interior of the bathroom 3 and a bathtub 8 installed in the bathroom 3, and to a water tap located in a washroom 13 and a kitchen 14 on the first floor. It is connected. Here, the pipeline through which the purified water is passed is indicated by a thick line.

The pipe leading from the water meter 9 toward the house a is branched in two directions, and the first pipe 1
0 is provided with a water purifier 2. The second conduit 11 includes washrooms 13 and 15 on the first and second floors, a toilet 16, and a kitchen 14.
It is connected to the. The second conduit 11 functions as a water supply pipe 4 for supplying water to the toilets 13 and 15, the toilet 16, and the kitchen 14 on the first and second floors.

A bypass pipe 6 is provided between the water purifier 2 and the water heater 1 and between the first pipe 10 and the first water pipe 10 so as to straddle the water purifier 2. By using the pipe 6, the water heater 1 without passing through the water purifier 2
Supply water can be sent to
In other words, the use of the bypass pipe 6 allows the initial red water or the like to flow without passing through the water purifier 2 and can prevent clogging with a filter or the like. Can be prevented. Also, when the water purifier 2 is out of order or when it is replaced, the water can be supplied to the house a and hot water can be supplied by using the bypass pipe 6. Furthermore, water supply and hot water supply without using the water purifier 2 can be performed by using the bypass pipe 6.

From the first pipe 10, through the water purifier 2 and the water heater 1, through the hot water pipe 5, into the bathroom 3, the toilet 1 on the first floor
3. As for the supply water supplied to the kitchen 14, the water purified by passing through the water heater 1 after passing through the water purifier 2 is supplied to each part as hot water. The hot water used in the bathroom 3, the washroom 13 on the first floor, and the kitchen 14 is heated by removing residual chlorine and impurities by passing through the water purifier 2 and supplied as hot water. It is possible to use hot water, which is good for skin without residual chlorine and impurities, in the bathroom 3, the toilet 13 on the first floor, and the kitchen 14. Here, in the bathroom 3, a water supply pipe 4 derived from a pipe connecting the water purifier 2 and the water heater 1 is connected, so that purified water can be used in addition to hot water. .

FIGS. 3 to 8 show the piping state and the arrangement of the water purifier 2 and the water heater 1 in the first and second embodiments. In the arrangement shown in FIG. 3, a water stopcock 18a with a check valve is provided at each end of the bypass pipe 6, at the first pipe 10, and at the pipe between the water purifier 2 and the water heater 1. Although the flow passage is switched to the bypass pipe 6 side or the water purifier 2 side by operating the appropriate water stopcock 18a, as shown in FIG. 1, FIG. 2, and FIG. Alternatively, a valve body 18 such as a three-way valve may be provided at both ends of the bypass pipe 6 so as to respond to switching of the flow path. In addition, as shown in FIGS. 4 and 5, the heat insulating material 2 may be
2 may be installed. 6 and 7
In the figure, reference numeral 24 denotes a wall material, 23 denotes a foundation, and the water purifier 2 and the water heater 1 described above are installed on an installation table 25 installed close to the foundation 23.

FIG. 9 shows a third embodiment. In this embodiment, all the water used in the house a is purified and used. .
Also in this case, the pipeline through which the purified water passes is indicated by a thick line. House a from water meter 9
The water purifier 2 is installed in the middle of the main conduit 19 led out. The pipeline led out from the water purifier 2 toward the house a is led in two directions, and the water heater 1 is installed in the middle of the first pipeline 20. The end of the first pipeline 20 located downstream from the water heater 1 is connected to the bathroom 3, the first floor washroom 13 and the kitchen 14, respectively. The hot water obtained by heating the purified water is supplied, and the first pipe line 20 functions as the hot water supply pipe 5.

The second conduit 21 is connected to the bathroom 3, the first and second floor washrooms 13 and 15, the toilet 16, and the kitchen 14, and the water purified by the water purifier 2 is supplied to the bathroom 3,
The water is supplied to the washrooms 13 and 15, the toilet 16, and the kitchen 14 on the first and second floors, and the second pipe 21 functions as the water supply pipe 4. The main pipe 19 is provided with a bypass pipe 6 so as to straddle the water purifier 2. By switching the valve element 18 and using the bypass pipe 6, the water is supplied to the water heater 1 without passing through the water purifier 2. Water can be sent.

That is, the use of the bypass pipe 6 allows the initial red water or the like to flow without passing through the water purifier 2, thereby preventing clogging with a filter or the like. A failure of the water purifier 2 can be prevented. Also, when the water purifier 2 is out of order or when it is replaced, the water can be supplied to the house a and hot water can be supplied by using the bypass pipe 6. Furthermore, water supply without using the water purifier 2 by using the bypass pipe 6,
Hot water can also be supplied.

The first pipe 20 is purified by the water purifier 2
The water flowing inside is heated by passing through the water heater 1 and supplied as hot water to the bathroom 3, the washroom 13 on the first floor, and the kitchen 14, and the water flowing to the second pipe 21 is heated. The water is supplied to the bathrooms 3, 1 and 2, the toilets 13 and 15, the toilet 16 and the kitchen 14 as purified water without being heated. In this embodiment, it is possible to cope with the use of water or hot water after purification using a single water heater 1 in the entire house a.

[0023]

[0024]

According to the first aspect of the present invention, the invention is directed to a house.
A water purifier is installed in the middle of the piping on the upstream side of the water heater that supplies hot water to the house.The water supply pipe to the bathroom is branched from the pipe connecting the water purifier and the water heater to the bathroom. Since the hot water supply pipe only reaches the bathroom, it can remove residual chlorine and impurities in the water and hot water used in the bathroom, and is considered to be good for skin without residual chlorine and impurities. Water or hot water can be used in the bathroom. Further, chlorine used in water or hot water used in a house other than a bathroom does not generate bacteria, so that it can be safely used as drinking water or the like. Also, since the water supply and hot water supply from the water purifier is only in the bathroom, the piping can be short, and since the piping is so short, a large amount of water or hot water does not stay in the piping for a long time, and bacteria are hardly generated. Things.

According to a second aspect of the present invention, a water purifier is installed in the middle of a pipe on the upstream side of a water heater for supplying hot water to a house, and a water supply pipe to a bathroom is branched from a pipe connecting the water purifier and the water heater. Since the hot water supply pipe from the machine is installed in the entire house, it can remove residual chlorine and impurities in the water used in the bathroom and the hot water used in the entire house. Water or hot water which is good for non-existent skin can be supplied to the user. In addition, 1
It can be handled by one hot water heater.

In the first and second aspects of the present invention, the bypass pipe is provided so as to straddle the water purifier. In addition to the above effects, the use of the bypass pipe prevents the initial red water and the like from passing through the water purifier. The filter can prevent clogging with a filter or the like, and can prevent a decrease in flow rate, a failure of a water purifier, and the like. Also,
Water can be supplied to the house and hot water can be supplied by using the bypass pipe even when the water purifier fails or is replaced. Furthermore, water supply and hot water supply without using a water purifier can be performed by using a bypass pipe.

[Brief description of the drawings]

FIG. 1 is a partially omitted piping diagram showing an embodiment of the present invention.

FIG. 2 is a partially omitted piping diagram showing another embodiment.

FIG. 3 is a partially omitted explanatory view illustrating an arrangement state of a water purifier and a water heater.

FIG. 4 is a partially omitted explanatory view illustrating an arrangement state of a water purifier and a water heater.

FIG. 5 is a plan view of FIG. 4;

FIG. 6 is a sectional view taken along line AA in FIG.

FIG. 7 is a sectional view taken along line BB in FIG. 4;

8 is a sectional view taken along line CC in FIG.

FIG. 9 is a partially omitted piping diagram showing still another embodiment.

[Explanation of symbols]

 a House 1 Water heater 2 Water purifier 3 Bathroom 4 Water supply pipe 5 Hot water supply pipe 6 Bypass pipe

Continuation of the front page (56) References JP-A-6-241564 (JP, A) JP-A-3-129244 (JP, A) JP-A-4-200789 (JP, A) JP-A-2-265688 (JP) JP-A-7-328606 (JP, A) JP-A-8-158430 (JP, A) JP-A-5-81368 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB Name) E03B 1/04 E03C 1/044 E03C 1/10

Claims (2)

(57) [Claims] Claims 1. A water pipe is installed in a pipe on the upstream side of a water heater for supplying hot water to a house by branching a pipe line leading out to the house, and a pipe connecting the water purifier and the water heater to a bathroom is provided. A residential water purification system comprising a branch water supply pipe, a hot water supply pipe from a water heater reaching only a bathroom, and a bypass pipe provided so as to straddle a water purifier. 2. A water purifier is installed in the middle of a pipe on the upstream side of a water heater for supplying hot water to a house, and a water supply pipe to a bathroom is branched from a pipe connecting the water purifier and the water heater, and a water supply pipe from the water heater is provided. A water purification system for a house, characterized in that a pipe is provided throughout the house and a bypass pipe is provided so as to straddle the water purifier.