JPH11100886A - Human body local washing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a human body local washing device that can obtain a plurality of wash water flows, with a nozzle hardly soiled. SOLUTION: A human body local washing device is provided with a nozzle 1 with a feed water passage formed to be fed with wash water, an inner cylinder 10 provided at the tip part of the nozzle 1 and having a exhaust nozzle 3 formed in a peripheral wall so as to jet fed water, and an outer cylinder 2 covering the inner cylinder 10. The outer cylinder 2 is rotatably provided so as to be coaxial with the inner cylinder 10, and provided with a first opening part 4 and at least one second opening part formed in a different position from the first opening part 4. The first opening part 4 or the second opening part is optionally selected as an exhaust nozzle opening of wash water jetted toward a washed part, thus jetting wash water. In this case, water flow clearancs 8, 9 are provided between the outer cylinder 2 and the inner cylinder 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for cleaning a local part of a human body having a nozzle for cleaning a local part of a human body by blowing hot water or water.

[0002]

2. Description of the Related Art As shown in a schematic perspective view shown in FIG. 4 and a cross-sectional view shown in FIG. 5, a tip of a nozzle used in this type of human body cleaning apparatus is cleaned toward a part to be cleaned. There is known a configuration in which a plurality of openings 14 and 15 for ejecting water are provided so that a cleaning water flow of cleaning water can be selected.

[0005] That is, as shown in the cross section of FIG. 5, an inner cylinder 11 and an outer cylinder 12 are provided at the tip of a nozzle communicating with water supply channels 17 and 16 to which washing water is supplied. The cleaning water is ejected from the opening 14 or 15 of the outer cylinder 12 through the ejection hole 13 of the inner cylinder 11. The outer cylinder 12 is rotated with respect to the inner cylinder 11 so that the opening 14 or 15 matches the ejection hole 13 of the inner cylinder 11 in accordance with the selected washing flow. Cleaning water is spouted toward the cleaning section.

[0004]

However, the above-mentioned conventional nozzle has a plurality of openings 14 and 15 and jets water from an arbitrary opening 14 or 15 selected. Water was not passed through the openings 14 or 15 not used for cleaning, and the openings 14 or 15 were easily soiled and were unsanitary.

[0005] The present invention has been made in view of the above problems, and has as its object to provide a human body local cleaning apparatus characterized in that a plurality of cleaning water flows can be obtained and the nozzles are less likely to become dirty.

[0006]

According to the first aspect of the present invention, as shown in FIG. 1, a nozzle 1 provided with a water supply passage for supplying cleaning water, and a peripheral wall provided at the tip of the nozzle 1 are provided. An inner cylinder 10 having an ejection hole 3 for ejecting water is formed, and an outer cylinder 2 covering the inner cylinder 10.
0 is rotatably provided on the same axis as
An opening 4 and at least one or more second openings formed at a position different from the first opening 4 are provided, and a jet opening of the washing water jetted toward the portion to be cleaned is formed by the first opening. In the human body local cleaning apparatus for arbitrarily selecting the fourth or second opening to jet cleaning water, the outer cylinder 2 is provided with clearances 8 and 9 for water flow between the outer cylinder 2 and the inner cylinder 10. And

[0007] According to the first aspect of the present invention, the washing flow is provided by the first opening 4 and one or more second openings (see FIG. 2).
And a different washing flow can be obtained by the selection. When the first opening 4 is selected,
The washing water supplied from the water supply passage passes through the ejection hole 3 of the inner cylinder 10, and the washing water is ejected from the first opening 4 whose opening coincides with the ejection hole 3. At the same time, a part of the washing water supplied from the ejection hole 3 formed in the inner cylinder 10 passes through the clearances 8 and 9 formed between the inner cylinder 10 and the outer cylinder 2 and is not selected. It also flows out of the opening. The washing water flowing out from the second opening forms a water film on the surface of the outer cylinder 2 and makes it difficult for the surface of the outer cylinder 2 to become dirty.

According to a second aspect of the present invention, in the first aspect of the invention, the cross-sectional area of the clearances 8 and 9 is defined as:
It is characterized by being larger than the opening area of either the first opening 4 or the second opening.

According to a third aspect of the present invention, in the first aspect of the present invention, the second opening is constituted by an opening group consisting of a plurality of openings, and the clearance 8, 9 has a cross sectional area of water passage. , And is larger than the total opening area of the opening group.

[0010] The inventions according to claims 2 and 3 are:
The first and second clearances are smaller than the cross sectional area of the clearances 8 and 9.
Since each opening area of the opening is smaller, it is possible to prevent backflow of the passed water by capillary action. Accordingly, it is possible to prevent fungi, dirt, and the like adhering to the surface of the outer cylinder 2 from flowing back from the unselected second opening to the inner cylinder 10 side.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 to FIG.
An embodiment of the present invention will be described with reference to FIG. 1 is an enlarged longitudinal sectional view showing a nozzle portion according to the present invention, FIG. 2 is a transverse sectional view, FIG. 3 is a perspective view showing the nozzle portion, and FIG. 6 is a perspective view showing the nozzle portion shown in FIG. It is a perspective view of the human body local cleaning device attached.

As shown in FIG. 6, a human body local cleaning apparatus 21 according to an embodiment of the present invention includes a toilet seat 23, a toilet lid 25,
A main body 27 is provided, which heats water flowing from a connection hose 29 connected to a water supply, and jets the heated cleaning water from the nozzle 1 of the human body local cleaning device 21. As shown by arrows in FIG. 6, the nozzle 1 is moved by operation of the operation panel 33, and blows out hot water from the tip of the nozzle 1 to clean the portion to be cleaned.

As shown in FIG. 1, the nozzle 1 is provided with a water supply pipe 7 to which washing water is supplied, and at the tip of the nozzle 1 is provided an inner cylinder 10 communicating with the water supply pipe 7. Have been. The inner cylinder 10 is provided with a jet hole 3 for jetting washing water on a peripheral wall thereof.

A cylindrical outer cylinder 2 rotatably mounted coaxially is provided on the outer side of the inner cylinder 10, and is operated coaxially with the inner cylinder 10 by operating an operation panel 33 (see FIG. 6). It is designed to rotate.

The outer cylinder 2 has predetermined clearances 8 and 9 formed between the outer cylinder 2 and the nozzle body 1, and has openings to be described later at three places on the peripheral wall. Although the dimensions of the clearances 8 and 9 are not particularly specified,
The gap is such that the water flow is ensured and the capillary phenomenon does not occur, and is preferably 0.3 mm or more.

As shown in FIG. 2, a first opening 4 is formed at a position corresponding to the ejection hole 3, and one of the three openings has a shape different from that of the first opening 4. Are formed at positions about 90 ° on both sides of the first opening 4 respectively. One second opening 5a is an opening having a smaller diameter than the first opening 4, and the other second opening 5b is an opening group constituted by four small holes.

As described above, since the outer cylinder 2 has the first and second openings 4, 5a, and 5b having different diameters and shapes on its peripheral surface, an arbitrary water flow selected by the user can be obtained. It is.

Next, the operation of the present embodiment will be described. When the user selects the flowing water from the first opening 4 by operating the operation panel 33, the outer cylinder 2 is rotated, and as shown in FIGS. The first openings 4 are located in agreement. As a result, the washing water passed through the water pipe 7 passes through the first opening 4 from the ejection hole 3,
It is ejected toward the part to be cleaned.

On the other hand, since the clearances 8 and 9 are formed between the inner cylinder 10 and the outer cylinder 2, a part of the washing water jetted from the jet holes 3 passes through the clearances 8 and 9. The water is also passed through one and the other second openings 5a and 5b. The washing water that has passed through these second openings 5a and 5b flows toward the toilet and spreads a water film on the surface of the outer cylinder 2 and the nozzle 1 to prevent adhesion of dirt.

Moreover, as described above, the clearance 8 on the upper surface of the inner cylinder 10 and the clearance 9 on the lower surface of the inner cylinder 10 are provided.
Has a dimension that does not cause the capillary phenomenon, and is larger than each opening area of the first and second openings 4, 5a, and 5b. Therefore, the water film formed around the outer cylinder 2 is prevented from flowing back to the clearances 8 and 9. Therefore, according to the present embodiment, the tip of the nozzle 1 can be kept hygienic.

The present invention is not limited to the above-described embodiment, but can be variously modified without departing from the gist of the present invention.

For example, in the above-described embodiment, one and the other second openings 5a and 5b are provided.
The invention is not limited to this, and only one of them may be provided.

In the above-described embodiment, the case where the first opening 4 is selected has been described. However, the present invention is not limited to this, and the case where one or the other second opening 5a, 5b is selected is also possible. Similar effects can be obtained. In this case, the selected second opening 5a or 5b is located in the ejection hole 3 of the inner cylinder 10.

[0024]

According to the first aspect of the present invention, in the human body local cleaning apparatus capable of selecting a cleaning flow, the cleaning water supplied from the ejection hole formed in the inner cylinder is supplied to the inner cylinder and the outer cylinder. Since it flows out of the unselected second opening through the clearance formed between the outer cylinder, a water film is generated on the surface of the outer cylinder, and the surface of the outer cylinder is hardly stained.

According to the second and third aspects of the present invention, since the opening area of each of the first and second openings is smaller than the cross-sectional area of water passage of the clearance, it is possible to prevent backflow of the water flowing through the first and second openings. it can. Therefore, it is possible to prevent fungi, dirt, and the like adhering to the outer cylinder surface from flowing back from the unselected second opening to the inner cylinder side.

[Brief description of the drawings]

FIG. 1 is an enlarged longitudinal sectional view of a nozzle portion according to the present invention.

FIG. 2 is an enlarged cross-sectional view of a nozzle portion.

FIG. 3 shows a perspective view of a nozzle portion.

FIG. 4 shows a perspective view of a conventional nozzle portion.

FIG. 5 is a longitudinal sectional view of the conventional nozzle portion shown in FIG.

FIG. 6 is a perspective view of a human body local cleaning apparatus equipped with a nozzle according to an embodiment of the present invention.

[Explanation of symbols]

1. Nozzle 2. Outer cylinder 3. Vent 4. 1st opening
5a. One second opening 5b. The other second opening
7. Water supply pipe 8. Clearance 9. Clearance 1
0. Inner cylinder 11. Inner cylinder 12. Outer cylinder 13. Orifice 1
4. Opening 15. Opening 16. Water supply channel 17. Water supply channel 21. Human body local cleaning device 23. Toilet seat 25. Toilet lid
27. Main body 29. Connecting hose 33. control panel

Claims (3)

[Claims] 1. A nozzle provided with a water supply passage through which cleaning water is supplied, an inner cylinder provided at a tip end of the nozzle and having a jet hole for jetting water supplied to a peripheral wall, and an outer cylinder covering the inner cylinder. The outer cylinder is rotatably provided coaxially with the inner cylinder, and has a first opening and at least one or more second openings formed at positions different from the first opening. A human body local cleaning device, comprising: an opening; and a jetting opening for washing water, which is ejected toward the portion to be washed, and the first opening or the second opening is arbitrarily selected to eject washing water. A human body local cleaning device comprising a clearance for water passage between the inner cylinder and the inner cylinder. 2. The apparatus according to claim 1, wherein the clearance has a larger cross-sectional area than either the first opening or the second opening. 3. The opening according to claim 1, wherein the second opening is constituted by an opening group consisting of a plurality of openings, and a cross-sectional area of the clearance for passing water is larger than a total opening area of the opening group. A human body local cleaning device as described in the above.