JP2008308861A - Water closet equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide water closet equipment which can minimize the used amount of detergent solution, and which can keep an inner surface of a water closet body constantly clean. <P>SOLUTION: This water closet equipment A, the toilet seat 2 of which is provided with a seating sensor 4, is equipped with an antifouling-agent injection portion for immediately emitting a jet of a predetermined quantity of antifouling agent 9 to the inner surface of the water closet body 1 by detecting the seating of a user, so as to prevent the adhesion of feces by coating the inner surface with the jetted antifouling agent 9. When it is detected that the user leaves the seat, a jet of flushing water is emitted to flush the inner surface of the water closet body 1. The antifouling-agent injection portion serves as an antifouling-agent injection nozzle 51 which is housed in a private-part washing device 6 for washing the user's private parts, so as to emit the jet of antifouling agent to a prescribed place on the inner surface of the water closet body 1. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a flush toilet. More specifically, the present invention relates to a flush toilet apparatus provided with an antifouling function for preventing adhesion of stool to the inner surface of a toilet body or deodorizing.

  In recent years, in response to the increasing awareness of cleanliness, the inner surface of flush toilets is not dried, but prevents the attachment of stools as a wet state, or even if stools adhere, the toilet body is cleaned easily Toilet bowls designed to keep them in place are becoming widespread. For example, Patent Literature 1 below proposes a flush toilet in which the entire inner surface of a toilet body can be washed with a detergent solution and washing water.

  That is, a flush toilet in which a flush water discharge portion that discharges flush water to substantially the entire inner surface of a toilet body and a water supply passage that supplies wash water to the flush water discharge portion are formed in the toilet body. There has been proposed a flush toilet in which a detergent tank for storing detergent liquid is attached to the toilet body, and a detergent inflow portion for allowing the detergent liquid supplied from the detergent tank to flow into the water supply path is provided in the water supply path.

And as an effect, clogging of the water supply passage by the detergent liquid or the washing water discharge portion is prevented, the entire inner surface of the toilet body is efficiently washed, and the water supply passage and the washing water discharge portion are shared. According to the document, it is possible to reduce the manufacturing cost of the toilet body, and to simplify the construction.
Japanese Patent Laid-Open No. 2000-1892 (pages 1 to 4, FIGS. 1 and 2)

  In the flush toilet described in Patent Document 1, the detergent liquid supplied from the detergent tank is caused to flow into the water supply passage, and is allowed to flow along with the wash water into the toilet body, thereby discharging waste and cleaning substantially the entire inner surface of the toilet body. And is done at the same time. Therefore, there is a problem that a large amount of detergent solution must be mixed and diluted in the wash water, which is not economical.

  The present invention provides a flush toilet apparatus capable of solving such problems and minimizing the amount of detergent used, and always keeping the inner surface of the toilet body clean. Let that be the issue.

  In order to solve the above problems, the present invention takes the following technical means. That is, according to the first aspect of the present invention, in the flush toilet equipped with a seating sensor on the toilet seat, the antifouling agent that detects the user's seating and immediately sprays a predetermined amount of the antifouling agent onto the inner surface of the toilet body. The spraying antifouling agent coats the inner surface to prevent the stool from adhering to it, and when the user's sitting is detected, washing water is jetted to clean the inner surface of the toilet body. A flush toilet device is provided.

  The flush toilet apparatus according to claim 2 is the antifouling agent ejection nozzle housed in the local washing apparatus for washing the local area of the user in addition to the invention of claim 1. And is ejected to a predetermined location on the inner surface of the toilet body.

  In the flush toilet apparatus according to claim 3, in addition to the invention according to claim 1, the antifouling agent ejection part is an antifouling agent ejection nozzle provided in a washing water discharge part for washing the toilet. .

  In the flush toilet apparatus according to claim 4, in addition to the invention according to claim 1, the antifouling agent is used as a cleaning liquid for toilet cleaning.

  The flush toilet apparatus according to the first aspect of the invention is as described above, and a seating sensor provided on the toilet seat detects the user's seating and immediately ejects a predetermined amount of antifouling agent onto the inner surface of the toilet body. Since the antifouling agent ejection part is provided, the amount of the antifouling agent ejected is so small as to prevent the stool from adhering, so that the stool does not adhere to the inner surface of the toilet body by wetting and coating the inner surface. It can slip smoothly into the toilet drain and keep it clean. After the use is completed, the seating sensor detects the user's sitting and the washing water outflow control unit is activated, so that the washing water is discharged to the toilet body and the filth can be easily discharged.

  The flush toilet apparatus according to claim 2 is as described above, and in addition to the effects of the flush toilet apparatus according to claim 1, the antifouling agent ejection part is housed in a local washing apparatus for washing a user's local part. By using the antifouling agent jet nozzle, the stool is sprayed to a predetermined location on the inner surface of the toilet body, which is considered to be relatively easy to adhere to the stool, and the stool is wetted and coated in advance. Smoothly slides down the drain of the toilet body without sticking to the toilet and keeps it clean.

  The flush toilet apparatus according to claim 3 is as described above. In addition to the effects of the flush toilet apparatus according to claim 1, the antifouling agent ejection part is provided with an anti-fouling part provided in a flush water discharge part for washing the toilet bowl. By using the dirt spray nozzle, the dirt preventive agent is mixed and diluted in advance with the wash water, pre-spout from the wash water outlet through the rim water passage, and wets the inner surface of the toilet body. Because of the coating, the stool can smoothly slide down to the drain outlet of the toilet body without sticking to the inner surface of the toilet body and can be kept clean.

  The flush toilet apparatus according to claim 4 is as described above, and in addition to the effects of the flush toilet apparatus according to claim 1, by using an antifouling agent as a detergent liquid, for example, a detergent having a deodorizing function and an aroma function. By using the liquid, it is possible to provide a deodorizing function in addition to the stool adhesion preventing function.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is an external perspective view showing a flush toilet apparatus A according to a first embodiment of the present invention. As shown in FIG. 1, the toilet body 1 is made of earthenware or integrally formed of synthetic resin, and has a drain port 11 at the bottom of the inner surface thereof. A toilet seat 2 having a heating function is provided on the upper end opening of the toilet body 1, and a toilet lid 12 that opens and closes an opening including the toilet seat 2 is attached to the toilet seat 2. Both are pivotally attached to the cover case 3.

  The cover case 3 is made of a synthetic resin, and has an upper surface that is substantially flush with the closed toilet lid 12 and that is substantially flush with the outer surface of the toilet body 1 and an outer circumferential surface that is substantially continuous. In addition, a seating sensor 4 is provided at the rear of the toilet seat 2. When the seating sensor 4 detects the seating of the user, a small amount of the antifouling agent 9 is automatically ejected from the antifouling agent ejection nozzle 51, and before use. Wet the inner surface of the toilet body 1.

  FIG. 2 is a partial cross-sectional side view showing the main part of the flush toilet apparatus A. As shown in FIG. 2, a rim water passage 13 is provided on the inner periphery of the opening edge of the toilet body 1, and a flush water outlet 131 is provided at the bottom of the rim water passage 13 at intervals. Then, the cleaning water is ejected from the cleaning water discharge port 131 to discharge the filth. A local cleaning device 6 is provided inside the cover case 3, and the antifouling agent ejection nozzle 51 described above is housed in the local cleaning device 6 so as to be extendable and contractable separately from the local cleaning nozzle. Further, when the seating sensor 4 detects the seating of the user, a control means C1 for controlling to eject a small amount of antifouling agent from the antifouling agent ejection nozzle 51 is housed.

  In FIG. 3, the seating sensor 4 detects the seating of the user, and the control means C1 extends the antifouling agent ejection nozzle 51 and automatically ejects the antifouling agent 9 from the antifouling agent ejection nozzle 51. It is explanatory drawing which shows a structure. As shown in FIG. 3, when the seating sensor 4 detects the seating of the user, it immediately transmits a seating signal S1 to the control means C1. The control means C1 receives the seating signal S1 and transmits a valve opening signal S2 so that the antifouling agent electromagnetic valve 81 is opened for a pre-input time, for example, for a short time of 1 to 10 seconds. . The electromagnetic valve 81 for antifouling agent that has received the valve opening signal S2 opens the valve for a predetermined time period. The antifouling agent 9 sent to the antifouling agent jet nozzle 51 extended during this time is ejected to a location on the inner surface of the toilet body 1 where stool is relatively likely to adhere, and the portion is wetted and coated.

  In this way, the antifouling agent 9 is jetted, wetted and coated in advance on a predetermined portion of the inner surface of the toilet main body 1 so that the stool is smoothly put into the drain outlet 11 of the toilet main body 1 without adhering to the inner surface. It is possible to keep the inner surface of the toilet body 1 clean. After the use is completed, the seating sensor 4 detects the user's seating, and a separately provided washing water outflow control unit is activated, so that the washing water flows from the washing water pipe not shown to the rim water passage 13 of the toilet body 1. Is discharged and filth is discharged.

  FIG. 4 is a partial cross-sectional side view showing the main part of the flush toilet apparatus B according to the second embodiment of the present invention. As shown in FIG. 4, in this embodiment, the antifouling agent ejection nozzle 52 as an antifouling agent ejection part is provided in the washing water discharge part 71 which discharges the washing water from the toilet bowl washing water piping 7. As shown in FIG.

  FIG. 5 is an explanatory diagram showing a configuration in which the seating sensor 4 detects the seating of the user in the second embodiment, and the control means C2 automatically ejects the antifouling agent 9 from the antifouling agent ejection nozzle 52. . As shown in FIG. 5, as soon as the seating sensor 4 detects the seating of the user, a seating signal S1 is transmitted to the control means C2. The control means C2 receives the seating signal S1 and transmits a valve opening signal S2 so as to open the antifouling agent electromagnetic valve 82 for a pre-input time, for example, for a short time of 1 to 10 seconds. . At the same time, a valve opening signal S3 is transmitted so that the electromagnetic valve 83 for cleaning water provided in the cleaning water pipe 7 is opened for a predetermined time. Upon receipt of the valve opening signal S2, the antifouling agent electromagnetic valve 82 is opened for a predetermined time of 1 to 10 seconds, and a small amount of the antifouling agent 9 is discharged to the cleaning water discharge portion 71 described above.

  At the same time, the electromagnetic valve 83 for washing water that has received the valve opening signal S3 is opened for a predetermined time to discharge washing water, and as shown in FIG. 4, the antifouling agent 9 is mixed with washing water and diluted. Then, it is sent from the washing water discharge part 71 to the rim water passage 13. Then, the antifouling agent 9 diluted with the washing water is ejected from the washing water outlet 131 provided at an interval at the bottom of the rim water passage 13 to wet the inner surface of the toilet body 1 and coat it.

  FIG. 6 is a plan view showing a state in which the antifouling agent 9 diluted with washing water is ejected from the washing water outlet 131 for a short time on the inner surface of the toilet body 1 according to the second embodiment. As shown in FIG. 6, in this embodiment, the entire inner surface of the toilet body 1 is wetted and coated. In this way, the diluted antifouling agent 9 is jetted, wetted and coated on the inner surface of the toilet main body 1 so that the stool smoothly slides down to the drain outlet 11 of the toilet main body 1 without adhering to the inner surface. Can be kept clean.

  After the use, the seating sensor 4 detects the user's seating, and the separately provided washing water outflow control unit is activated, so that the washing water flows from the washing water pipe 7 to the rim water passage 13 of the toilet body 1. To discharge filth. Thus, by using the flush toilet apparatus of the present invention, the amount of detergent liquid used can be minimized, and the inner surface of the toilet body 1 can always be kept clean.

It is an appearance perspective view showing the flush toilet device concerning a 1st embodiment of the present invention. It is a fragmentary sectional side view which shows the principal part of the flush toilet apparatus concerning 1st Embodiment of this invention. BRIEF DESCRIPTION OF THE DRAWINGS It is explanatory drawing which shows the structure which the flush toilet apparatus concerning 1st Embodiment of this invention detects a user's seating, and sprays an antifouling agent automatically. It is a fragmentary sectional side view which shows the principal part of the flush toilet apparatus concerning 2nd Embodiment of this invention. It is explanatory drawing which shows the structure which the flush toilet apparatus concerning 2nd Embodiment of this invention detects a user's seating, and sprays antifouling agent automatically. It is a top view which shows the state which the antifouling agent diluted with the wash water wets the toilet bowl main body inner surface of the flush toilet apparatus concerning 2nd Embodiment of this invention.

Explanation of symbols

A Flush toilet device C1 according to the first embodiment Control means 1 according to the first embodiment Toilet body 11 Drain port 12 Toilet lid 13 Rim water passage 131 Wash water outlet 2 Toilet seat 3 Cover case 4 Seat sensor 51 Antifouling agent ejection Nozzle 6 Local cleaning device 81 Antifouling agent solenoid valve B Flushing toilet device C2 according to the second embodiment Control means 52 according to the second embodiment Antifouling agent ejection nozzle 7 Toilet cleaning water pipe 71 Washing water discharge unit 82 Antifouling Solenoid valve 83 Cleaning water solenoid valve 9 Antifouling agent

Claims (4)

  In a flush toilet equipped with a seating sensor on the toilet seat, the seat includes a stainproofing agent jetting unit that immediately detects a user's seating and jets a predetermined amount of the stainproofing agent onto the inner surface of the toilet body. A flush toilet device that coats the inner surface to prevent stool from adhering, and flushes water when a user's sitting is detected, thereby washing the inner surface of the toilet body.   The antifouling agent jetting part is an antifouling agent jetting nozzle housed in a local cleaning device for cleaning a user's local part, and jetted to a predetermined location on the inner surface of the toilet body. Flush toilet equipment.   The flush toilet apparatus according to claim 1, wherein the antifouling agent ejection part is an antifouling agent ejection nozzle provided in a washing water discharge part for washing the toilet.   The flush toilet apparatus according to claim 1, wherein the antifouling agent is a detergent solution.

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