JP3057912B2 - Hot water cleaning equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot water washing apparatus, and more particularly to a hot water washing apparatus having two nozzle devices for anus and bidet.

[0002]

2. Description of the Related Art Japanese Patent Laid-Open No.
One disclosed in Japanese Patent Application Laid-Open No. 3-241231 is known. This hot water cleaning device has two parts, one for anal cleaning and one for bidet cleaning.
The three nozzles are provided between the nozzles and the hot water tank. The three-way valve communicates with the nozzle, the hot water tank, and the atmosphere.When the nozzle is used, the nozzle and the hot water tank are communicated to supply the nozzle with cleaning water.When the nozzle is not used, the nozzle is communicated with the atmosphere. The residual water remaining in the nozzle and the water passage to the nozzle is drained.

[0003]

However, in the above-mentioned prior art, each nozzle requires a three-way valve and an atmosphere communication passage communicating with the atmosphere, which limits the miniaturization of the entire apparatus. .

[0004] Therefore, it is a technical object of the present invention to open and close the communication between each nozzle and the hot water tank with one valve and to enable the communication between each nozzle and the atmosphere communication passage.

[0005]

Configuration of the Invention

[0006]

Means for Solving the Problems In order to solve the above-mentioned problems, the technical solution taken in the present invention is a nozzle for anal cleaning, a nozzle for bidet for bidet cleaning, and a nozzle for bidet cleaning. Hot water comprising: valve means for connecting the cleaning nozzle means and the bidet nozzle means; a hot water tank connected to the valve means; and a water stop valve disposed between the hot water tank and a water pressure source. In the cleaning device, the valve means is connected to an air communication passage communicating with the atmosphere, and one of the anal cleaning nozzle means and the bidet nozzle means is connected to the hot water tank, and the other is connected to the atmosphere. A rotary valve body having a plurality of water passages communicating with the communication passages, and the anal cleaning nozzle means for communicating with the hot water tank by rotating the rotary valve body or One from the other with switching from one of the serial bidet nozzle means to the other is that it comprises a driving means for switching the communication with the atmosphere, preferably,
When the water passage is not in communication with the hot water tank, the water passage communicates the air communication passage with the anal cleaning nozzle means and the bidet cleaning nozzle means.

[0007]

When the anal cleaning is performed, the water stop valve is opened, the cleaning water is supplied from the water pressure source to the hot water tank, and supplied from the hot water tank to the valve means. At this time, the rotary valve body is rotated by the driving means, and the anal cleaning nozzle means and the hot water tank are communicated with each other in one water passage, so that the cleaning water is supplied to the anal cleaning nozzle means to perform anal cleaning. At this time, the other water passage communicates the bidet nozzle means with the atmosphere, and the residual water in the bidet nozzle means is drained. Also, in the case of bidet cleaning, the water stop valve is similarly opened, and cleaning water is supplied from the hot water tank to the valve means.
In the case of bidet washing, since the water passage of the rotary valve body allows the bidet nozzle means to communicate with the hot water tank, the anal washing nozzle means and the atmosphere, washing water is supplied to the bidet nozzle means and the bidet washing is performed. At the same time, the residual water in the anal cleaning nozzle means is drained.

Further, when the water passage is not in communication with the hot water tank, if the water passage connects both the anal washing nozzle means and the bidet nozzle means to the atmosphere communication passage, the water passage in either one of the nozzle means is reduced. Residual water is also drained.

[0009]

1 to 3 show a first embodiment of the present invention.
It will be described based on. The hot water cleaning device 1 of the present embodiment is provided with two nozzles, a nozzle for anal cleaning and a nozzle for bidet, and cleans the human body with cleaning water jetted from each nozzle.

As shown in the water circuit of FIG. 1, the washing water is supplied to a hot water tank 5 through a water suction passage 3 provided with a water stop valve 4. The opening and closing of the water stop valve 4 is controlled by a control device (not shown).

As shown in FIG. 2, a water supply passage 3 is connected to a ceiling wall 5a of the hot water tank 5. The water supply passage 3 extends to near the bottom of the hot water tank 5, and a plate 6 is provided around the water supply port 3 a of the water supply passage 3. The plate 6 has a plurality of small holes 6a formed therein.
The washing water supplied from the water supply port 3a is diffused to the lower portion of the plate 6 and spreads above the hot water tank 5 from the small hole 6a. Further, a heater 7 is provided in the hot water tank 5 so as to warm the washing water in the hot water tank 5 to a desired temperature. A water outlet 5 b is formed above the hot water tank 5, and the water outlet 5 b is normally closed by a vacuum valve 8.

The water outlet 5b communicates with the water passage 9 via the vacuum valve 8, and a part of the casing 11 of the rotary valve device 10 is inserted into the water passage 9.

Next, the rotary valve device 10 will be described in detail with reference to FIG. Rotary valve device 1
Numeral 0 mainly comprises a casing 11 and a cylindrical valve body 15 inserted into the casing 11. First, the casing 11 will be described. The casing 11 is provided with a storage portion 11a for storing the valve body 15 at the center, and four communication pipes on the peripheral surface of the storage portion 11a, that is, the tank communication pipe 12a and the shower communication. Tube 12
b, the air communication pipe 12c and the bidet communication pipe 12d are formed so as to open on the peripheral surface at intervals of 90 degrees. The tank communication pipe 12a is inserted into a water passage 9 communicating with the hot water tank 5, and the washing water supplied from the hot water tank 5 is supplied to the valve body 15 from the tank communication pipe 12a. The shower communication pipe 12b is a nozzle device 2 for anal cleaning.
0 and the shower pipe 21 communicating with the
d is a bidet pipe 23 communicating with the bidet nozzle device 22
Connected to each other. The atmosphere communication pipe 12c is connected to an atmosphere communication pipe 24 communicating with the atmosphere.
The atmosphere communication pipe 24 is located between the shower pipe 21 and the bidet pipe 23. Next, the valve body 15
Will be described.

The valve body 15 has a cylindrical shape, and is disposed in the housing portion 11a of the casing 11 so as to be rotatable in the circumferential direction. Two independent switching water passages 16 and 17 are formed in the valve body 15, and open to the peripheral surface of the valve body 15 at intervals of 90 degrees. At this time, the switching water passages 16 and 17
Do not cross each other, and their open ends are adjacent to each other on the peripheral surface of the valve body 15.

A motor 18 is fixed below the valve body 15, and a rotation shaft (not shown) of the motor 18 is fixed to a rotation shaft 19 protruding below the valve body 15. The motor 18 operates when a command is input from a control device (not shown), and rotates the valve body 15 via the rotating shaft 19.

Next, the operation of this embodiment will be described.
First, in a non-washing state of the present apparatus, the water stop valve 4 is in a closed state, and water is not supplied to the hot water tank 5. The water passages 16 and 17 of the valve body 15 are connected to the atmosphere communication pipe 12c.
And the shower communication pipe 12b or the bidet communication pipe 12d.

When the user issues an instruction for anal cleaning, the control device opens the water stop valve 4 and operates the motor 18 to rotate the valve body 15 so that the tank communication pipe 12 is opened.
a and 12b are communicated. If the tank communication pipes 12a and 12b are in communication, the motor 18 does not operate. The washing water sent into the hot water tank 5 flows out of the water outlet 5b of the hot water tank, pushes up the vacuum valve 8 upward, and flows into the tank communication pipe 12a from the water passage 9. Then, the water is supplied to the anal nozzle device 20 through the switching water passage 161 of the valve body 15 and the shower pipe 21, and the anal cleaning is performed. When the end instruction is received, the water shutoff valve 4 closes, and the vacuum valve 8 descends to release the water outlet 5.
b is closed, and the supply of the washing water to the nozzle is stopped. During this time,
The bidet pipe 22 communicates with the atmosphere communication pipe 24 through the switching water passage 17. Further, at the time of bidet cleaning, the motor 18 rotates the valve body 15 by 90 degrees from the position shown in FIG.
The shower pipe 21 and the atmosphere communication pipe 24 communicate with each other, and the washing water is supplied similarly. still,
In this embodiment, the motor 18 may be always rotated in one direction, or may be rotated in the forward or reverse direction.

As described above, according to the first embodiment, by using the rotary valve device 10, the flow of water from the hot water tank 5 to the anal nozzle device 20 or the bidet nozzle device 22 is switched by one valve. In addition to this, any one of the anal nozzle device 20 and the bidet nozzle device 22 can be placed in communication with the atmosphere, and the residual water remaining in the nozzle device can be drained. Therefore, the number of valves is reduced to one as compared with the related art, and the entire apparatus can be downsized.

Next, a second preferred embodiment of the present invention will be described with reference to FIGS. Also in the second embodiment, the rotary valve device 30
Is composed of a casing 31 and a valve body 35 housed in the casing 31.
The configuration of the switching water passages 36 and 37 formed in the first embodiment is different from that of the first embodiment. Open ends of the switching water passages 36 and 37 are formed at substantially 90-degree intervals on the peripheral surface of the valve body 35. One opening 36a and 37a of the switching water passages 36 and 37 is connected to the other opening 36b. It is formed wider than 37b.
The open end 32c 'of the atmosphere communication pipe 32c formed in the casing 31 is large enough to communicate with the openings 36a and 37a at the same time. In the non-washing state shown in FIG. 4, the opening 36a allows the shower communication pipe 32b to communicate with the atmosphere communication pipe 32c, and the other opening 36b faces the inner wall of the casing 31 and blocks communication with the tank communication pipe 32a. ing. Similarly, the opening 37a is connected to the atmosphere communication pipe 32.
c and the bidet communication pipe 32d, and the other opening 37
b is a tank communication pipe 32 facing the inner wall of the casing 31.
Communication with a is interrupted.

The operation of the second embodiment will be described. During the anal cleaning, the valve body 35 rotates in the direction of arrow B, and the tank communication pipe 32a, the shower communication pipe 32b, and the atmosphere communication pipe 32c as shown in FIG. The bidet communication pipes 32d are communicated with each other, and cleaning water is jetted from the anal cleaning nozzle device 20. Then, when the cleaning is completed, it rotates in the direction of arrow C and returns to the non-cleaning state of FIG. 4 again. At the time of bidet cleaning, the valve main body 35 rotates in the direction of arrow C from the non-cleaning state to allow the bidet communication pipe 32d to communicate with the atmosphere communication pipe 32c.

In the second embodiment, the valve body 35 is rotated in the forward and reverse directions in accordance with the cleaning state, so that the cleaning water is not supplied to the nozzle device in the unused state at the time of switching.

According to the second embodiment, in the non-washing state in which the water stop valve 4 is closed, the atmosphere communication pipe 32c is shut off by the rotary valve device 30, and the shower communication pipe 3c is closed.
The 2b and the bidet communication pipe 32d are in communication with the atmosphere communication pipe 32c, and the residual water remaining in both the anal washing nozzle device 20 and the bidet nozzle device 22 can be drained.

Next, a third embodiment will be described with reference to FIGS. In the rotary valve device 40 of the third embodiment, as in the first and second embodiments, a casing 41 having a storage portion 41a (FIG. 8) and a cylindrical valve body 45 inserted into the storage portion 41a are mainly used. Is configured.
On the same circumference of the casing 41, a shower communication pipe 42 is provided.
b, a bidet communication pipe 42d and an atmosphere communication pipe 42c are formed, and communicate with the storage portion 41a inside the casing 41 from the circumferential direction of the casing 41. Unlike the first and second embodiments, the tank communication pipe 42a communicates with the housing 41a inside the casing 41 from the axial end of the casing 41.

The valve body 45 has a first communication passage 47 formed of a communication passage 47a extending in the axial direction and a communication passage 47b which is bent from the communication passage 47a and opens to the peripheral surface. A sliding portion 43 protruding toward the casing 41 is formed on a peripheral surface surrounding the communication passage 47b of the valve body 45. A seal portion 48 having a water passage 48a at the center is engaged with a concave portion formed inside the sliding portion 43, and the water passage 48a communicates with the communication passage 47b. I have. In addition, a second communication passage 49 is formed between the peripheral surface of the valve body 45 and the casing 41, and selectively connects the air communication pipe 42c with the shower communication pipe 42b and / or the bidet communication pipe 42d. ing. Further, seal rings 44 (FIG. 7) are disposed above and below the second communication passage 49 on the peripheral surface of the valve body 45, respectively.

A rotation shaft 51 of a motor 50 is connected to the valve body 45. When the rotation shaft 51 rotates, the valve body 45 also rotates.

Next, the operation of the third embodiment will be described. In the non-use state of the present apparatus, the water passage 48a is in the storage section 4
The second communication passage 49 faces the inner wall portion 1a (left side in FIG. 8) of the shower communication pipe 42b and the bidet communication pipe 42d with the atmosphere communication pipe 42c. Therefore, in the non-use state, residual water remaining in the shower communication pipe 42b and the bidet communication pipe 42d is drained together.

Next, a description will be given of an example of using the anus for cleaning. When an instruction for anal cleaning is given, the motor 50 is operated to rotate the valve body 45 to bring the first communication path 47 into communication with the shower communication pipe 42b as shown in FIG. At this time, the second communication passage 49 is connected to the atmosphere communication pipe 4.
2c is communicated with the bidet communication pipe 42d. Next, the water stop valve 4 is opened, and the washing water is supplied to the rotary valve device 40, and the washing water passes through the tank communication pipe 42a and the first communication path 47 of the rotary valve device 40, and passes through the shower communication pipe 42b. Supplied for anal irrigation. Then, when an instruction for ending anal cleaning is input, the water stop valve 4 is closed, and the motor 50 is operated to return the valve body 45 to the original non-use state. Thus, the supply of the washing water is stopped, and the shower communication pipe 42b communicates with the air communication pipe 42c together with the bidet communication pipe 42d, and the residual water remaining in the shower communication pipe 42b is discharged.

As described above, in the third embodiment, as in the second embodiment, the residual water remaining in both the anal washing nozzle device 20 and the bidet nozzle device 22 can be drained.

[0029]

According to the present invention, the flow of water from the hot water tank to the anal washing nozzle means and the bidet nozzle means can be switched by one valve device, and the anal washing nozzle means and the bidet nozzle can be switched. With at least one of the means being in communication with the atmosphere, residual water remaining in the nozzle device can be drained. Since the flow of the washing water can be switched with such a small number of valves, it is possible to reduce the size of the entire apparatus. When the water passage is not in communication with the hot water tank and the water passage of the valve device allows both the anal cleaning nozzle means and the bidet nozzle means to communicate with the atmosphere communication path, both nozzle means are used. It is possible to drain residual water in the inside, and it is possible to perform more comfortable cleaning.

[Brief description of the drawings]

FIG. 1 shows a water circuit of a hot water cleaning apparatus according to first and second embodiments of the present invention.

FIG. 2 is a sectional view of a hot water tank and a rotary valve device according to the first embodiment.

FIG. 3 is a sectional view taken along the line AA in FIG. 2;

FIG. 4 is a cross-sectional view of a rotary valve device according to a second embodiment at the time of non-cleaning.

FIG. 5 is a cross-sectional view of a rotary valve device during anal cleaning according to a second embodiment.

FIG. 6 is a plan view of a rotary valve device according to a third embodiment.

FIG. 7 is a sectional view taken along line DD of FIG. 6;

FIG. 8 is a sectional view taken along the line EE in FIG. 7;

[Explanation of symbols]

Reference Signs List 1 hot water washing device 2 water pressure source 4 water stop valve 5 hot water tank 10, 30, 40 rotary valve device (valve means) 15, 35, 45 valve body (rotary valve body) 16, 17, 36, 37 switching water passage (through 47) 1st communication passage (water passage) 49 2nd communication passage (water passage) 18, 50 motor (drive means) 20 anal cleaning nozzle device (anal cleaning nozzle device) 22 bidet nozzle device (bidet nozzle) means)

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-4-60030 (JP, A) JP-A-63-241231 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) E03D 9/08

Claims (2)

(57) [Claims] 1. An anus cleaning nozzle means for performing anal cleaning, a bidet nozzle means for performing bidet cleaning, a valve means to which the anal cleaning nozzle means and the bidet nozzle means are connected, In a hot water washing device comprising a hot water tank to be connected, and a water stop valve disposed between the hot water tank and a water pressure source, the valve means is connected to an atmosphere communication passage communicating with the atmosphere, A rotary valve body having a plurality of water passages for communicating one of the anal cleaning nozzle means and the bidet nozzle means to the hot water tank and the other to the atmosphere communication path; and rotating the rotary valve body. Then, the communication with the hot water tank is switched from one of the anal washing nozzle means or the bidet nozzle means to the other, and the other is communicated with the atmosphere. Warm water washing device, characterized in that a drive means for switching to. 2. When the water passage is not in communication with the hot water tank, the water passage communicates the air communication passage with the anal cleaning nozzle means and the bidet cleaning nozzle means. Item 2. The hot water washing device according to Item 1.