JPH0960087A - Local cleaning device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To comfortably use a toilet by uniformly jetting cleaning water in a direction perpendicular to a nozzle surface even when there are a plurality of jetting holes. SOLUTION: A flow-rectifying means 40 for coinciding the jetting direction of cleaning water with the hole axial direction E of a jetting hole 20 is arranged in the nozzle flow passage 21 of an attachment 15 loaded in a nozzle main body 22 so as to be freely attached/detached. The flow-rectifying means 40 is provided with a flow-rectifying plate 40A projected from the inner wall surface of the nozzle flow passage 21 between the jetting holes 20 in parallel with the hole axial direction E of the jetting hole 20 and a slope 40B provided in a bottom wall surface 33 opposite the jetting hole 20 in the nozzle flow passage 21 and inclined so as to be gradually risen toward the tip of the longitudinal direction C of the nozzle flow passage 21.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a local cleaning device for toilet equipment provided with at least one of a bidet cleaning nozzle and a buttocks cleaning nozzle.

[0002]

2. Description of the Related Art A local cleaning device 30 having a cleaning nozzle 1 for bidet and buttocks and an opening / closing valve 6 for controlling a cleaning water supply passage 5 to the cleaning nozzle 1 has been conventionally known. An example thereof is shown in FIG. In FIG. 3, the normal water supplied from the water storage tank 2 or the water pipe is sent to the water storage tank 3 by the pump 4, and is heated by the heater 50 in the water storage tank 3 so that hot water (washing water) is constantly provided. The pump 4 is operated by an external operation, and the wash water is fed from the opening / closing valve 6 (electromagnetic valve) through the water supply passage 5 into the nozzle channel of either the bidet or the buttocks washing nozzle 1. The cleaning nozzle 1 is composed of a cylinder 7 and a slider 8 which is inserted into the cylinder 7 so as to be able to move forward and backward, and the attachment 15 having a single ejection hole 20 at the tip of the slider 8 or a plurality of ejection holes 20. The provided attachment 15 'is detachably attached. In the figure, 9 is a water supply lid, 11
Is a water supply port, and 12 is a spring for urging the slider 8 in the backward direction.

[0003]

However, in the conventional cleaning nozzle, when there are a plurality of ejection holes 20, turbulence or the like occurs in the nozzle flow path, which causes turbulence in the flight direction of the cleaning water. 2 is not the direction A perpendicular to the nozzle surface,
There is a problem that the wash water is inclined in the lateral direction B as shown in (a), or the wash water is inclined as shown in (b) in the front direction F, which impairs the comfort of the toilet user.

The present invention has been made in view of the above-mentioned conventional problems, and an object thereof is to make it possible to spray cleaning water evenly in the direction perpendicular to the nozzle surface even when there are a plurality of ejection holes. It is to provide a local cleaning device that enables comfortable toilet use.

[0005]

In order to solve the above-mentioned problems, the invention according to claim 1 of the present invention is to clean the inside of the nozzle channel 23 of either one of the bidet and the buttocks cleaning nozzle 1. In a local cleaning device that supplies water and simultaneously ejects cleaning water from a plurality of ejection holes 20 provided on the nozzle surface 30 at the tip, in the nozzle flow passage 21, the direction of ejection of the cleaning water is the axial direction of the ejection hole 20. The rectifying means 40 for matching with E is provided, and the rectifying means 4 is thus arranged.
0 indicates the jet direction of the washing water as the hole axis direction E of the jet hole 20.
By making it coincide with, the cleaning water can be evenly ejected in the direction perpendicular to the nozzle surface 30, and the ejection hole 2
Even if the number of 0's is plural, it is possible to eliminate the disturbance of the scattering of the washing water.

According to the second aspect of the present invention, a plurality of ejection holes 20 according to the first aspect are arranged in parallel in the direction D orthogonal to the lengthwise direction C of the nozzle flow path 21, and the rectifying means 40 ejects. It is characterized by comprising a straightening plate 40A projecting from the inner wall surface of the nozzle passage 21 between the holes 20 in parallel with the hole axial direction E of the ejection hole 20 and extending in parallel with the length direction C of the nozzle passage 21, With this configuration, the flow direction of the cleaning water is aligned with the hole axis direction E of the ejection hole 20 by the straightening plate 40A, and even if there are a plurality of ejection holes 20, the cleaning water flows in the lateral direction B.
It is possible to prevent leaning.

According to the third aspect of the present invention, a plurality of ejection holes 20 according to the first aspect are arranged in parallel in the nozzle channel 21 in the longitudinal direction C, and the rectifying means 40 is provided in the nozzle channel 21. It is characterized in that it is composed of an inclined surface 40B provided on the bottom wall surface 33 facing the ejection hole 20 and inclined so as to become higher toward the tip of the nozzle flow path 21 in the length direction C. As a result, the direction in which the cleaning water is ejected is aligned with the hole axis direction E of the ejection hole 20 by the inclined surface 40B, and it is possible to prevent the cleaning water from inclining forward F even when there are a plurality of ejection holes 20.

[0008]

Embodiments of the present invention will be described below. This local cleaning device is the same as the conventional one (FIG. 3) except for the structure of the cleaning nozzle 1 for bidet and buttocks, and controls the water storage tank 2, the hot water tank 3, the pump 4, and the water supply passage 5 in FIG. The on-off valve 6 and the like are integrally combined with the wash nozzle 1 together with the toilet seat, and both wash nozzles 1 are locally arranged and are arranged in close proximity to each other so that effective wash can be performed.

As shown in FIG. 1, the cleaning nozzle 1 comprises a nozzle body 22 having an open tip and an attachment 15 mounted in the opening of the tip of the nozzle body 22. The attachment 15 is formed into a substantially U-shaped cross section when viewed from the side, and has a concave nozzle flow channel 21 that is open at one end inside. The nozzle body 22 faces the open side of the nozzle flow channel 21. A mounting portion 24 that is fitted and inserted at the tip of the is provided in a protruding manner. The mounting portion 24 is provided with a locking hole 27 in which a locking piece 26 provided in the concave step portion 25 at the tip of the nozzle body 22 is removably locked.
The nozzle 5 is detachable from the nozzle body 22 and has a structure that facilitates cleaning. In the figure, 28 is a grip portion when attaching or detaching the attachment 15, and 29 is the nozzle body 2.
It is an O-ring that seals the attachment 2 and the attachment 15.

Here, the nozzle flow path 21 of the attachment 15 has a nozzle surface 30 on which the ejection holes 20 are provided, and the back surface 31, side surfaces 32 and bottom wall surface 33 of the nozzle flow path 21 are respectively formed. It is blocked. Further, in the present embodiment, two ejection holes 20 on the nozzle surface 30 are arranged side by side in a direction D orthogonal to the length direction C of the nozzle flow path 21, and further, the length direction C of the nozzle flow path 21. Two are arranged side by side with a space between them. Further, in the nozzle flow passage 21, the jetting direction of the washing water is set in the nozzle flow passage 21.
A rectifying plate 40A and a sloping surface 40B, which are the rectifying means 40 for matching with the hole axis direction E, are provided respectively.

The straightening vanes 40A are for preventing the washing water from inclining in the lateral direction B, and are arranged side by side in a direction D orthogonal to the lengthwise direction C of the nozzle passage 21. It is arranged between the individual ejection holes 20 and hangs from between the ejection holes 20 on the upper surface of the nozzle passage 21 in parallel with the hole axis direction E of the ejection holes 20 and extends in parallel with the length direction C of the nozzle passage 21. ing. In the present embodiment, the flow straightening plate 40A is also provided on the bottom wall surface 33 of the nozzle flow channel 21, and the projection width into the nozzle flow channel 21 by combining the upper flow straightening plate 40A and the lower flow straightening plate 40A is the nozzle flow. It is set to be about 20% of the inner diameter of the passage 21. When three or more ejection holes 20 are arranged in parallel at intervals in a direction D orthogonal to the length direction C of the nozzle flow path 21, two or more straightening vanes 40A are used. It should be divided into 20 spaces.

On the other hand, the inclined surface 40B is for preventing the cleaning water from inclining to the front F, and is composed of two ejection holes arranged side by side in the longitudinal direction C of the nozzle channel 21 at intervals. 20
Among them, it is provided at least on the bottom wall surface 33 of the nozzle flow path 21 facing the ejection hole 20 located on the tip end side, and is inclined so that it becomes higher toward the tip in the length direction C of the nozzle flow path 21. . It is preferable that the inclined surface 40B is provided for each of the ejection holes 20 located on the tip side, and if there are two ejection holes 20 located on the tip side as shown in FIG.
The bottom wall surface 33 of the nozzle flow path 21 facing the individual ejection holes 20
Slopes 40B are provided on the respective surfaces.

However, when the opening / closing valve 6 (FIG. 5) is operated by an external operation to send the washing water to either one of the bidet washing nozzle 1 and the buttocks washing nozzle 1, the washing water is supplied to the nozzle body 22.
From the nozzle flow path 23 of the nozzle 15 through the nozzle flow path 21 of the attachment 15. At this time, when the cleaning water is inclined in the lateral direction B, the flow straightening plate 40A is projected between the ejection holes 20 on the inner wall surface of the nozzle flow path 21 in parallel with the hole axial direction E of the ejection holes 20, and the nozzle flow By arranging so as to extend parallel to the lengthwise direction C of the passage 21, the jet direction of the wash water is aligned with the hole axis direction E of the jet hole 20, and even if there are a plurality of jet holes 20, the wash water is in the lateral direction. It is possible to prevent leaning toward B. When the washing water is inclined forward F, an inclined surface 40B is provided on the bottom wall surface 33 of the nozzle channel 21 facing the ejection hole 20, and the inclined surface 40B is provided at the tip of the nozzle channel 21 in the longitudinal direction C. By inclining the cleaning water so that it becomes higher as it goes, the direction in which the cleaning water is ejected is aligned with the hole axis direction E of the ejection hole 20, and even when there are a plurality of ejection holes 20, it is possible to prevent the cleaning water from inclining forward F. As a result, the turbulence of the washing water can be eliminated and a comfortable toilet use can be secured. Moreover, since the flow straightening plate 40A and the inclined surface 40B are provided in the nozzle flow path 21 of the attachment 15 to eliminate the disturbance of the washing water, the structure of the washing nozzle 1 is simple and the manufacturing is easy. In addition to being easy, it is possible to improve the existing cleaning nozzle and use it, thus preventing an increase in cost.

[0014]

As described above, according to the first aspect of the present invention, the cleaning water is supplied into the nozzle passage of either the bidet or the buttocks cleaning nozzle, and In a local cleaning device that simultaneously ejects cleaning water from a plurality of ejection holes provided on the nozzle surface, a rectifying means is provided in the nozzle flow path to make the ejection direction of the cleaning water coincide with the hole axial direction of the ejection hole. By aligning the jet direction of the wash water with the hole axis direction of the jet holes by the rectifying means, the wash water can be jetted evenly in the direction perpendicular to the nozzle surface, and even if there are multiple jet holes It is possible to secure the comfortable use of the toilet by eliminating the disturbance of water splash.

According to a second aspect of the present invention, a plurality of the ejection holes according to the first aspect are arranged side by side in a direction orthogonal to the length direction of the nozzle flow path, and the rectifying means is a nozzle flow between the ejection holes. In addition to the effect of claim 1, the cleaning water is laterally extended, since the straightening vane projects from the inner wall surface of the passage in parallel with the axial direction of the ejection hole and extends in parallel with the longitudinal direction of the nozzle passage. In the case of tilting, by disposing a straightening plate on the inner wall surface of the nozzle flow path, the jet direction of the washing water is aligned with the axial direction of the jet hole, and even if there are multiple jet holes, the washing water tilts laterally. It is possible to prevent the turbulence of the washing water with a simple configuration of arranging the flow straightening plate in the nozzle flow path, which simplifies the structure and simplifies the manufacturing process. Can be used by improving the cleaning nozzle of The interest.

According to a third aspect of the present invention, a plurality of the ejection holes according to the first aspect are arranged side by side in the length direction of the nozzle flow path, and the rectifying means faces the ejection holes in the nozzle flow path. 2. The inclined surface provided on the bottom wall surface and inclined so as to become higher toward the tip in the lengthwise direction of the nozzle channel.
In addition to the effects described above, when the cleaning water is inclined forward, by providing an inclined surface on the bottom wall surface of the nozzle flow path, the ejection direction of the cleaning water is aligned with the hole axis direction of the ejection hole, and a plurality of ejection holes are provided. Even in the case of, it is possible to prevent the washing water from leaning forward, and since the simple structure of providing an inclined surface in the nozzle channel can eliminate the disturbance of the washing water,
The structure is simple, manufacturing is easy, and existing cleaning nozzles can be modified and used, which is advantageous in terms of cost.

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention, in which (a) is a plan view, (b) is a sectional view taken along line FF of (a), and (c) is (b).
FIG. 9 is a sectional view taken along line GG of FIG.

FIG. 2A is a perspective view illustrating a case where the cleaning water tilts laterally, and FIG. 2B is a perspective view illustrating a case where the cleaning water tilts forward.

FIG. 3 is a schematic view of a conventional local cleaning device.

[Explanation of symbols]

 1 Cleaning Nozzle 20 Ejection Hole 21 Nozzle Channel 30 Nozzle Surface 33 Bottom Wall Surface 40 Straightening Means 40A Straightening Plate 40B Sloping Surface C Nozzle Channel Length Direction D Orthogonal Direction E Hole Axial Direction

Claims (3)

[Claims] 1. Local cleaning in which cleaning water is supplied into the nozzle flow path of one of a bidet cleaning nozzle and a buttock cleaning nozzle, and the cleaning water is simultaneously ejected from a plurality of ejection holes provided in the nozzle surface at the tip. In the device, a local cleaning device is provided, in which a rectifying unit for arranging the jet direction of the washing water in the nozzle flow path is aligned with the hole axis direction of the jet hole. 2. A plurality of ejection holes are arranged side by side at intervals in a direction orthogonal to the length direction of the nozzle flow passage, and the rectifying means extends from the inner wall surface of the nozzle flow passage between the ejection holes to the hole axial direction of the ejection hole. The local cleaning apparatus according to claim 1, wherein the local cleaning apparatus comprises a straightening plate protruding in parallel and extending in parallel with a length direction of the nozzle flow path. 3. A plurality of ejection holes are arranged in parallel at intervals in the length direction of the nozzle flow path, and the rectifying means is provided on a bottom wall surface facing the ejection hole in the nozzle flow path and has a length of the nozzle flow path. 2. The local cleaning device according to claim 1, wherein the local cleaning device comprises an inclined surface that is inclined so as to be higher toward the tip of the direction.