JPH08128096A - Sanitary cleaning device - Google Patents

Abstract

PURPOSE: To secure a fitted washing sensation in response to the lavage of the privates by setting an air mixed ratio varying at the time of washing an anus and a bodet, and washing them with a flow of air mixed wash water varying in a feeling of stimulation due to a bubble rupture in time of each lavage. CONSTITUTION: After stool, an anus washing switch 31 and/or a bidet washing switch 32 is selectively turned on, operating a wash water supply control circuit 17, and wash water is fed to two selective washing nozzles 27 and 28 with a water pump 15. At the same time, a ratio proportional control circuit is operated, controlling an air mixed ratio, and the ratio is set to be lower in time of bidet washing than that in time of anus washing, thereby keeping it constant. In this case, a motor 20 is rotated by operation of a ratio control circuit 21, and air is forcibly mixed in the wash water at the specified ratio via a check valve 34 by an air pump 19, forming it into a gas-liquid two-layer flow. In addition, this two-layer flow is discharged simultaneously from the washing nozzles 27 and 28, and thus the lavage of human private parts is carried out.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sanitary washing device for washing a human body part, and more particularly to a sanitary washing device of a type in which washing water is mixed with air.

[0002]

2. Description of the Related Art A sanitary washing device for washing a human body part with warm water after stool has an anus washing nozzle for washing an anus part and a bidet washing nozzle for washing a female part, and is suitable for each washing. Cleaning is performed by advancing the cleaning nozzle to the position and ejecting a jet stream suitable for each cleaning.

FIG. 5 is a block diagram showing the structure of a conventional sanitary washing device of this type, and FIG. 6 is a sectional view of the washing nozzle. In the figure, 1 is a water shutoff valve, 2 is a water pump for supplying washing water, and 3 is a hot water tank for heating the washing water. Four
Is a cleaning nozzle, which is provided with an anal cleaning nozzle 5 for cleaning the anus and a bidet cleaning nozzle 6 for cleaning the female part, and is constituted by a nozzle switching valve 7 capable of selectively switching each flow path. There is. The cleaning nozzle 4 is an ejector section 8
The hot water ejected from the ejector portion 8 having an inner diameter of about 1 mm passes through the cavity 10 provided in the ejection portion 9 and is bent about 90 degrees in the middle of the water flow. Although it is jetted toward the local part, since the air suction port 13 is provided in the vicinity of the jet port 12 of the ejector unit 8, the hot water sucks air and the hot water in a state of mixing bubbles has a diameter of 2 to 2. It will be ejected from the ejection port 11 of 2.5 mm.

With this configuration, by selecting the anus and bidet washing nozzles 5 and 6 as needed, it is possible to wash at positions suitable for each washing, and washing water containing such bubbles is By applying it locally, it was possible to obtain a pleasant sensation due to the bursting of the bubbles contained in the wash water (for example, Japanese Patent Publication No. 58-136).
No. 88).

[0005]

However, in the above-mentioned structure, since the mixing ratio of the wash water and the air is always constant because it is a natural intake from the atmosphere, the anus and the anus which are required to have a strong stimulating sensation. Since it is a delicate part, there is a problem in that it is not possible to satisfy the feeling of washing corresponding to each of the female local areas where a soft feeling is required.

The present invention is to solve the above-mentioned conventional problems, and by using the air-mixed cleaning water having different air mixing ratios during the anal cleaning and the bidet cleaning, a suitable cleaning feeling corresponding to each cleaning can be obtained. A first object is to provide a cleaning device.

Further, the higher the mixing ratio of air, the higher the stimulating sensation due to the bursting of air bubbles. Therefore, by lowering the air mixing ratio during bidet cleaning than during anal cleaning, cleaning with a strength suitable for each local area. The second object is to provide a sanitary washing device that gives a feeling.

Further, the air mixing ratio at the time of each local cleaning is increased proportionally as the water pressure of the cleaning water becomes stronger, thereby clarifying the difference of each cleaning water pressure, that is, the difference in sensation of stimulus due to burst of bubbles. The third object is to provide a sanitary washing device that makes the washing more clear and obtains a washing water force suitable for each user's taste.

[0009]

In order to achieve the first object, the sanitary washing device of the present invention comprises a washing water supply means for supplying washing water and an anus washing nozzle for discharging washing water toward the anus. And a bidet washing nozzle that discharges washing water toward the female part, a washing switch that selects anus washing and bidet washing, and a nozzle switching valve that selectively switches the washing water supply to the anal washing nozzle and the bidet washing nozzle. , An air mixing unit for forcibly mixing air into the cleaning water, and an air mixing ratio setting unit for controlling the cleaning water supply unit and the air mixing unit to set different air mixing ratios between the anus and the bidet. .

In order to achieve the second object, the sanitary washing device of the present invention is provided with a ratio control circuit for setting the air mixing ratio at the bidet washing lower than that at the anus washing.

Further, in order to achieve the third object, the sanitary washing device of the present invention includes a ratio proportional control circuit for proportionally increasing the air mixing ratio at each local washing as the water pressure of the washing water becomes stronger. It is provided.

[0012]

Since the sanitary washing device according to the present invention is provided with the air mixing ratio setting means for controlling the washing water supplying means and the air mixing means to set different air mixing ratios between the anus and the bidet.
It will be possible to set the amount of air mixed in the wash water when washing the anus and bidet so that you can get a suitable feeling,
It is possible to realize cleaning with different stimulating sensations due to bursting of bubbles during each cleaning.

Further, since the sanitary washing apparatus according to the present invention is provided with the ratio control circuit for setting the air mixing ratio at the bidet washing lower than that at the anus washing, it is strong at the time of anal washing due to the burst of a large amount of mixed bubbles. A feeling of irritation is obtained, and it is possible to perform cleaning with a high feeling of cleaning. on the other hand,
Due to the small amount of mixed air bubbles during bidet washing, a softer and lighter feeling of washing can be obtained than when the washing water directly hits the local area, and as a result, delicate female local areas can be softly washed without irritating. .

Further, since the sanitary washing device according to the present invention is provided with the ratio proportional control circuit for proportionally increasing the air mixing ratio at each local washing as the water force of the washing water becomes stronger, the washing water force can be increased. Along with this, the sensation of irritation due to the bursting of air bubbles due to the increase in the air mixing ratio is also improved, and the difference in the strength of each washing water force is made clearer. As a result, it is possible to realize a washing water force more suitable to the taste of each user.

[0015]

【Example】

(Embodiment 1) Hereinafter, a first embodiment of the present invention will be described with reference to FIG.
And it demonstrates based on FIG.

FIG. 1 is a block diagram of a sanitary washing apparatus showing a first embodiment of the present invention, in which washing water supply means 14 is composed of a water pump 15 and a motor 16 which is a driving means for washing. The water supply means 14 is the cleaning water supply control circuit 1
Controlled by 7. The air mixing unit 18 is the air pump 1
9 and a motor 20 which is a driving means thereof, and the aeration means 18 is controlled by a ratio control circuit 21. A hot water tank 22 stores hot water heated by the electric heater 23. Reference numeral 24 is a cleaning water supply passage, which communicates with the nozzle cylinder 25. A nozzle switching valve control circuit 26 controls a nozzle switching valve 29 for selectively supplying washing water to the anus washing nozzle 27 and the bidet washing nozzle 28. A washing switch 30 has an anus washing switch 31 and a bidet washing switch 32. The air mixing ratio setting means 33 includes a cleaning water supply control circuit 17 and a ratio control circuit 21, and the cleaning switch 3
By selectively inputting 0, the wash water supply means 14 and the air mixing means 18 are controlled so that different air mixing ratios are obtained during anus washing and bidet washing, and backwashing of wash water from the upstream side of the nozzle cylinder 25 is prevented. Air is forcibly mixed into the wash water via the check valve 34. Reference numeral 35 denotes a stop switch, and when this switch is selected, the cleaning operation is stopped.

In the above structure, the operation of this embodiment will be described below.
Explain the effect. After the stool, when the anus washing switch 31 or the bidet washing switch 32 is selectively turned on, the washing water supply control circuit 17 operates, the motor 16 rotates, and the water pump 15 passes through the warm water tank 22 and the washing water supply passage 24. The cleaning water is supplied to the cleaning nozzle selected by the nozzle switching valve control circuit 26. On the other hand, the ratio control circuit 21 also operates simultaneously with the operation of the wash water supply control circuit 17. The ratio control circuit 21 controls the air mixing ratio, and the ratio is set lower during bidet cleaning than during anal cleaning as shown in FIG. 2, and is constant regardless of the amount of cleaning water supplied. . By the operation of the ratio control circuit 21, the motor 20
Is rotated and air is forcibly mixed into the cleaning water through the check valve 34 at a predetermined ratio by the air pump 19 to form a gas-liquid two-layer flow and simultaneously discharged from the cleaning nozzle to clean the human body part.

As described above, according to this embodiment, the air mixing ratio is set lower in the bidet cleaning than in the anus cleaning, and the ratio is constant regardless of the cleaning water supply amount. Simply turn on the wash switch and the anus
A suitable washing feeling corresponding to each local part of the bidet can be obtained.

Further, when the anal washing switch is selected, air is forcibly mixed in at a high ratio, so that air bubbles frequently burst, and the feeling of irrigation improves the washing feeling.

Further, when the bidet cleaning switch is selected, air is mixed in at a low ratio, so air bubbles soften the local contact feeling of the cleaning water, and a soft and light cleaning feeling is obtained.

(Embodiment 2) A second embodiment of the present invention is shown in FIG.
And it demonstrates based on FIG.

FIG. 3 is a block diagram of a sanitary washing device according to the second embodiment of the present invention, and 36 is a water pressure adjusting switch for adjusting the water pressure of the washing water. Reference numeral 37 is a ratio proportional control circuit for controlling the aeration unit 18, and the water pressure adjusting switch 3
The selective injection of 6 controls the air mixing ratio in proportion to the selected water force, and the air is forcibly forced into the wash water through the check valve 34 that prevents the backflow of the wash water from the upstream side of the nozzle cylinder 25. It is mixed. The other structure is similar to that of the first embodiment shown in FIG. 1, and the same reference numerals are given and detailed description thereof is omitted.

In the above-mentioned structure, the operation of this embodiment will be described below.
Explain the effect. After the stool, when the anus washing switch 31 or the bidet washing switch 32 is selectively turned on, the washing water supply control circuit 17 operates, the motor 16 rotates, and the water pump 15 passes through the warm water tank 22 and the washing water supply passage 24. The cleaning water is supplied to the cleaning nozzle selected by the nozzle switching valve control circuit 26. On the other hand, at the same time as the operation of the wash water supply control circuit 17, the ratio proportional control circuit 37 also operates. The ratio proportional control circuit 37 controls the air mixing ratio, and as shown in FIG. 4, the ratio is set so that the air mixing ratio to be mixed becomes higher as the water pressure, that is, the flow rate of the wash water increases. . By the operation of the ratio proportional control circuit 37, the motor 20 rotates and the air pump 19 forces the air into the cleaning water through the check valve 34 at a predetermined ratio to form a gas-liquid two-layer flow and simultaneously from the cleaning nozzle. It is discharged and the human body part is cleaned.

As described above, according to the present embodiment, the air mixing ratio is set to increase as the flow rate of the cleaning water increases, so that the bubbles burst when the flow rate of the cleaning water increases. Frequently occurs, and the cleaning feeling due to the stimulating feeling associated therewith is improved. Therefore, the difference in the strength of each wash water force of the water pressure adjusting switch becomes clear. This makes it possible to perform washing with a more suitable washing water force for each use.

Further, not only is the air mixing ratio increased as the flow rate of washing water increases, but the air mixing ratio during bidet washing is set lower than during anal washing. As a result, a more comfortable washing feeling can be obtained for each anus and bidet.

[0026]

As is apparent from the above description, according to the sanitary washing device of the present invention, the following effects can be obtained.

(1) Since the air mixing ratio setting means for setting different air mixing ratios during the anal cleaning and the bidet cleaning is provided, cleaning with air mixed cleaning water having different stimulating sensation due to burst of bubbles can be performed at each cleaning. Done. As a result, different feelings of washing can be obtained depending on the anal washing and the bidet washing.

(2) Since the ratio control circuit for setting the air mixing ratio at the time of bidet washing to be lower than that at the anus washing is provided, the washing feeling is improved by strong stimulus feeling at the anus washing, and soft and light washing is performed at the bidet washing. You can get a feeling. As a result, it is possible to realize suitable washing according to each of the anal washing and the bidet washing.

(3) Since the ratio proportional control circuit that proportionally increases the air mixing ratio at the time of local cleaning as the water pressure of the wash water becomes stronger, the difference between the wash water forces becomes clearer. As a result, it is possible to select a washing water force that provides a feeling of washing that is more suitable for the taste of each user.

[Brief description of drawings]

FIG. 1 is a block diagram of a sanitary washing device according to a first embodiment of the present invention.

FIG. 2 is a characteristic diagram showing the relationship between the flow rate and the air mixing ratio.

FIG. 3 is a block diagram of a sanitary washing device according to a second embodiment of the present invention.

FIG. 4 is a characteristic diagram showing the relationship between the flow rate and the air mixing ratio.

FIG. 5 is a block diagram of a conventional sanitary washing device.

FIG. 6 is a sectional view of the cleaning nozzle.

[Explanation of symbols]

 14 Cleaning Water Supplying Means 18 Air Mixing Means 21 Ratio Control Circuit 27 Anal Cleaning Nozzle 28 Bide Cleaning Nozzle 29 Nozzle Changeover Valve 30 Cleaning Switch 33 Air Mixing Ratio Setting Means 37 Ratio Proportional Control Circuit

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hideki Ohno 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.

Claims (3)

[Claims] 1. A washing water supply means for supplying washing water, an anus washing nozzle for discharging washing water toward the anus, a bidet washing nozzle for discharging washing water toward a female part, anus washing and bidet washing. A cleaning switch for selecting, a nozzle switching valve for selectively switching the supply of cleaning water to the anal cleaning nozzle and the bidet cleaning nozzle, an air mixing unit for forcibly mixing air into the cleaning water, the cleaning water supply unit and the A sanitary washing device comprising: an air mixing ratio setting unit that controls the air mixing unit to set different air mixing ratios for the anus and bidet. 2. The sanitary washing device according to claim 1, wherein the air mixing ratio setting means is provided with a ratio control circuit for setting the air mixing ratio at the bidet washing lower than that at the anus washing. 3. The air mixing ratio setting means is provided with a ratio proportional control circuit for proportionally increasing the air mixing ratio at each local cleaning as the water pressure of the cleaning water becomes stronger.
The sanitary washing device described.