JP5167166B2 - Local cleaning equipment - Google Patents

Description

  The present invention relates to a local cleaning apparatus for cleaning a local body part.

  2. Description of the Related Art Conventionally, a local cleaning device is used for cleaning a human body part by ejecting water or warm water (hereinafter simply referred to as water) from a local cleaning nozzle (see, for example, Patent Document 1). In the conventional example shown in FIG. 4 (a), the local cleaning nozzle 2 for ejecting water for cleaning the local portion is movable forward and backward from the nozzle opening formed in the rear inner surface 11a of the bowl portion of the toilet bowl into the bowl portion. Stored.

  In this conventional example, there are many irregularities in the vicinity of the nozzle opening in which the local cleaning nozzle 2 is accommodated, and care by wiping and cleaning is troublesome.

  Therefore, as shown in FIG. 4B, a simple structure with few irregularities in the vicinity of the nozzle opening has been developed (see, for example, Patent Document 2).

JP 2007-191901 A Japanese Utility Model Publication No.59-43574

  However, in the conventional example shown in FIG. 4B, there is a problem that dirt or the like enters the inside through a gap between the inner end of the nozzle opening 3 and the local cleaning nozzle 2.

  The present invention was invented in view of the above-mentioned conventional problems, and the object of the present invention is that it is easy to clean by wiping and cleaning, and the inner end and the local portion of the nozzle opening formed on the rear inner surface of the bowl portion. It is an object of the present invention to provide a local cleaning device in which filth and the like are less likely to enter the interior through a gap between the cleaning nozzle.

  In order to solve the above problems, the present invention has the following configuration.

A nozzle opening 3 formed in the rear inner surface 11a of the bowl part 11 of the toilet bowl 1, a nozzle storage part 14 formed behind the nozzle opening 3 and communicating with the bowl part 11, and a nozzle opening that advances from the nozzle storage part 14 A local cleaning nozzle 2 that protrudes into the front bowl portion 11 through 3 or retracts backward through the nozzle opening 3 and is stored in the nozzle storage portion 14 is provided. The cross-sectional area orthogonal to the front-rear direction is larger than the other portion protruding into the bowl portion 11 of the local cleaning nozzle 2 in front of the portion provided with the jet outlet 20 for jetting water at the front end portion of the local cleaning nozzle 2. A cover portion 25 made of a flange is formed. In the nozzle opening 3, a portion extending from the rear inner surface 11 a of the bowl portion 11 to the rear and substantially the same length as the thickness of the cover portion 25 is formed as a cover shape portion 31 having a hollow cross-sectional shape substantially the same as that of the cover portion 25. A portion other than the cover portion 25 protruding into the bowl portion 11 of the local cleaning nozzle 2 is inserted behind the cover shape portion 31 and a small portion 32 having a smaller cross-sectional area than the cover portion 25 is provided. To do.

  According to the present invention, the front surface of the cover portion is flush with the inner surface of the rear portion of the bowl portion, so that cleaning by wiping can be easily performed. In addition, since a small part is formed behind the cover, even if filth or the like enters through the gap between the inner end of the nozzle opening and the local cleaning nozzle, further intrusion is prevented by the small part. Hard to penetrate.

1 shows an embodiment of the present invention, in which (a) is a perspective view of relevant parts, and (b) is a sectional view of relevant parts. It is explanatory drawing of the water supply path same as the above. It is explanatory drawing explaining operation | movement of a local washing nozzle same as the above, (a) is sectional drawing which shows the advanced state, (b) is sectional drawing which shows the retracted state. (A) is a principal part perspective view of a 1st prior art example, (b) is principal part sectional drawing of a 2nd prior art example.

  Hereinafter, the present invention will be described based on embodiments shown in the accompanying drawings.

  The local cleaning device is a local cleaning device main body having a mechanism for cleaning a local part of a human body, an operation switch unit as an operation means for a user to operate a cleaning method at the time of local cleaning, and a local cleaning unit. It comprises a local cleaning nozzle 2 that ejects water and a control unit that controls the water supply valve 51 and the hot water heater 52 (see FIG. 2), and is provided in the toilet 1.

  As shown in FIG. 1, the toilet 1 includes a bowl portion 11 and a rim portion 12 formed at the upper end of the bowl portion 11, and a toilet seat 13 and a toilet seat that are placed on the upper surface of the rim portion 12 so as to be able to rise and fall. The rear end of the lid (not shown) is pivotally supported by the upper end of the rear part of the bowl part 11, and the local cleaning device main body is located behind the bowl part 11 (the back side when the user is seated on the toilet seat). Stored. A nozzle opening 3 is formed in the rear inner surface 11a of the bowl part 11, and a nozzle storage part 14 communicating with the bowl part 11 is formed behind the nozzle opening 3 and is provided at the front end of the local cleaning device main body. The cleaning nozzle 2 is disposed in the nozzle housing portion 14. The nozzle opening 3 will be described in detail later.

  As shown in FIG. 2, the local cleaning device main body connects a water source 4 such as water supply and the local cleaning nozzle 2, and a water supply path provided with a water supply valve 51, a hot water heater 52, and a water supply pump 53 in the middle thereof. 5, a detergent supply path 61 and a detergent supply means for supplying detergent to the water supply path 5 for cleaning the local part of the human body, and a detergent from the detergent supply means is injected into the water supply path 5 to form water. A detergent mixing branch plug 54 serving as a detergent inlet provided in the water supply path 5 for mixing and a check valve 62 for preventing water from entering the detergent supply path 61 are provided. The detergent supply means includes a detergent holding unit 63 which is a tank for storing detergent, and a detergent pump 64 for sucking the detergent and transporting it to the detergent mixing branch plug 54. In addition, although this embodiment demonstrates as an example provided with the structure for supplying a detergent in this way, it does not need to provide especially.

  As shown in FIG. 2, a plurality of local cleaning nozzles 2 are provided in the present embodiment. For example, a butt cleaning nozzle that ejects cleaning water (water alone or water containing a detergent such as a detergent) targeting the buttocks. 2a and a bidet washing nozzle 2b for jetting washing water targeting a female local area, and a washing water flow path switching means 2c to the plurality of local washing nozzles 2 is provided.

  The local cleaning nozzle 2 is provided with a jet outlet 20 for jetting water toward the local part, and is advanced from the nozzle storage part 14 during use and protrudes into the front bowl part 11 through the nozzle opening 3. It is formed at the tip of a main body part 22 provided to be freely projectable and retractable in a cylinder part 21 that is a water flow path, and projects by projecting the main body part 22 forward and backward with respect to the cylinder part 21 fixed to the toilet 1. It is said to be free. The main body 22 is urged rearward with respect to the cylinder portion 21 with a spring 24 interposed between a flange portion 23 formed at the front end portion of the cylinder portion 21 and the rear end portion of the main body portion 22. Accordingly, when the local cleaning nozzle 2 is used, the flange portion 23 of the main body 22 resists the spring force of the spring 24 due to the water pressure when the hot water is conveyed to the local cleaning nozzle 2 by the water supply pump 53 in the cleaning apparatus main body. Then, it is pushed forward, and the main body portion 22 extends forward (see FIG. 3A). Then, when the conveyance of the hot water is stopped after use, the main body portion 22 is retracted rearward through the nozzle opening 3 by the restoring force of the spring 24 and stored in the nozzle storage portion 14 (see FIG. 3B).

  The water supply valve 51, the hot water heater 52, the detergent pump 64, the operation switch unit, and the flow path switching unit 2c of the local cleaning device main body are connected to the control unit and controlled by the control unit.

  When the user inputs a cleaning method from the operation switch unit after adding the operation, for example, by operating the cleaning operation key and selecting “water cleaning”, the detergent pump 64 is stopped and water is supplied from the water source 4. Is sprayed from the local cleaning nozzle 2 to the local body through the water supply path 5, and when the detergent cleaning operation key is operated to input "detergent cleaning", the detergent mixing is performed with the detergent pump 64 being driven. Detergent is mixed from the branch plug 54, and hot water containing the detergent is jetted from the local cleaning nozzle 2 to the local body part.

  The present invention has a feature in the housing structure of the local cleaning nozzle 2, and the local cleaning nozzle 2 and the nozzle opening 3 will be described with reference to FIG.

  The front end portion of the local cleaning nozzle 2 is formed with a cover portion 25 having a flange having a cross-sectional area perpendicular to the front-rear direction larger than that of the other portion protruding into the bowl portion 11 of the local cleaning nozzle 2. Correspondingly, the nozzle opening 3 is a cover-shaped portion whose cross-sectional shape is substantially the same as that of the cover portion 25 from the rear inner surface 11a of the bowl portion 11 to the rear and substantially the same length as the thickness of the cover portion 25. 31, and a portion other than the cover portion 25 (that is, the cylinder portion 21) protruding into the bowl portion 11 of the local cleaning nozzle 2 is inserted behind the cover-shaped portion 31 so that the cross-sectional area is smaller than that of the cover portion 25. A portion 32 is provided. In the present embodiment, the bowl portion 11 has a predetermined thickness, the cover shape portion 31 is formed on the inner surface side of the bowl portion 11, and the small portion 32 is formed on the back surface side of the bowl portion 11. There is a storage space behind the local cleaning device main body including the nozzle storage portion 14.

  Thereby, when the local cleaning nozzle 2 is retracted and stored in the nozzle storage portion 14, the cover portion 25 is stored in the cover shape portion 31 of the nozzle opening 3, and the front surface of the cover portion 25 is the rear inner surface 11 a of the bowl portion 11. Therefore, it can be easily cleaned by wiping and cleaning.

In addition, since the small portion 32 is formed behind the cover- shaped portion 31 , even if filth or the like enters through the gap between the inner end of the nozzle opening 3 and the local cleaning nozzle 2, the small portion 32 further increases. Intrusion is blocked and it is difficult to penetrate inside.

DESCRIPTION OF SYMBOLS 1 Toilet 11 Bowl part 11a Rear inner surface 12 Rim part 13 Toilet seat 14 Nozzle storage part 2 Local washing nozzle 2a Butt washing nozzle 2b Bidet washing nozzle 2c Flow path switching means 20 Jet outlet 21 Cylinder part 22 Main body part 23 Flange part 24 Spring 25 Cover part 3 Nozzle opening 31 Cover shape part 32 Small part 4 Water source 5 Water supply path 51 Water supply valve 52 Hot water heater 53 Water supply pump 54 Detergent mixing branch plug 61 Detergent supply path 62 Check valve 63 Detergent holding part 64 Detergent pump

Claims (1)

A nozzle opening formed in the rear inner surface of the bowl portion of the toilet bowl, a nozzle storage portion formed behind the nozzle opening and communicating with the bowl portion, and advancing from the nozzle storage portion and protruding into the front bowl portion through the nozzle opening It has a local cleaning nozzle that moves backward through the nozzle opening and is stored in the nozzle storage part, and in the front-rear direction in front of the part provided with the jet outlet for jetting water at the front end of the local cleaning nozzle Forms a cover part consisting of a flange with a cross-sectional area perpendicular to the other part protruding into the bowl part of the local cleaning nozzle, and the nozzle opening extends from the inner surface of the rear part of the bowl part to the rear, approximately the same length as the thickness of the cover part portions, cover projecting with cross section and the cover-shaped portion is substantially hollow having the same shape as the cover portion, the rear of the cover-shaped part, into the bowl portion of local cleaning nozzles Private part washing device, wherein a cross-sectional area portion is inserted other than made by providing a small compact unit than the cover portion.

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