JP3401658B2 - Toilet equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a toilet device for detecting the completion of toilet cleaning.

[0002]

2. Description of the Related Art A conventional toilet device of this type is disclosed in Japanese Patent Laid-Open No.
A configuration as disclosed in Japanese Patent Laid-Open No. 8-120934 is disclosed. The configuration will be described below with reference to FIGS. 5 and 6.

In FIG. 5, reference numeral 23 is a toilet body, and 24
Is a cistern for storing water for cleaning the inside of the toilet body 23, 25 is a toilet seat, 26 is a user sitting on the toilet seat 25, 2
7 is a cleaning nozzle for discharging cleaning water to the anus of the user 26, 28 is cleaning water being discharged, 29 is a water supply means, and this water supply means 29 sucks water from the cistern 24 and supplies it to the cleaning nozzle 27. It has a built-in water supply pump and controller.

Further, in FIG. 6, 30 is a dirt detecting means, 31 is an optical sensor for detecting the color tone of the anus, 32 is an amplifier for amplifying the signal from the optical sensor 31, 33 is a trigger signal from the signal generating means 34. The level discriminator 33, the optical sensor 31, and the amplifier 32 are used to detect the differential value of the output of the amplifier 32 and output it when the differential amount is above a certain level. The filth detecting means 30 is configured. Three
Reference numeral 5 is a self-reset switch operated by the user to start washing, 36 is an output when the self-recover switch 35 is turned on, and a delay for continuing output for a certain period of time after the self-recover switch 35 is turned off. It is a timer. 37
Is a control means for controlling the water supply means 29, and this control means 3
7 is an OR for energizing the water supply means 29 when either the output of the filth detection means 30 or the signal generation means 34 is input.
It is composed of a circuit. When the user presses the self-reset type switch 35 after the stool has finished, the level discriminator 33 is activated, and the data is input to the control means 37 via the delay timer 36 to energize the water supply means 29 and the anus. The wash water 28 is discharged to the part. At the same time, the optical sensor 31 detects the color tone of the filth adhering to the anus, and the rinsing water 28 gradually removes the filth and changes the color tone, which is monitored by the amplifier 32 and the level discriminator 33, and the control means. Output to 37. In the initial stage of cleaning, where the amount of contaminants removed by the cleaning water 28 is large, the change in color tone is large, so the amplifier 3
The differential value of the output of 2 also becomes a large value, and while this differential value is larger than a certain level of the level discriminator 33, an output is outputted, and when there is no change, it is judged that the removal of the waste is completed, and the water supply means Energize 29 to complete the wash.

[0005]

However, the conventional toilet device described above has the following problems. (1) Judging the color tone of the dirt on the body of the user 26,
Since the filth removal status was judged, the color of the skin, which was different depending on the race and the person, caused an error in the detection, and the completion of washing could not be detected accurately. (2) In addition, stools attached to the wall of the anus and stools hidden in the pubic hair grown in the anus of a boy can be judged accurately by judging the color tone from the outside. I couldn't judge. Therefore, the washing may be stopped even though the waste remains on the buttocks.

Therefore, in order to solve the above problems, the cleaning means and the cleaning nozzle 27 for supplying the cleaning water 28 for cleaning the human body provided in the cleaning means, the cleaning recovery means for recovering the cleaning wastewater, and the recovered cleaning wastewater are provided. An attempt was made to solve the problem by a configuration using a cleaning sewage analysis means for analysis. However, the above configuration has the following problems. (3) If filth adheres to the cleaning sewage recovery function during cleaning sewage recovery, even if the buttocks are clean,
Since the turbidity of the dirty water does not decrease, the analysis signal gives a signal to continue the cleaning and the cleaning is continued. (4) When a large amount of fresh water is collected in the cleaning sewage recovery function section during cleaning sewage recovery, the turbidity decreases because the butt is not clean, but the cleaning stops.

The present invention is to solve the above-mentioned problems. In the warm water washing toilet seat, the removal state of the dirt is accurately grasped based on both the analyzing means and the timing means, and the completion of the cleaning is judged and the cleaning is stopped. , To provide a toilet device that can notify the user.

[0008]

In order to achieve the above object, as means for solving the first problem of the present invention, cleaning means mounted on the toilet body and cleaning for cleaning a human body provided in the cleaning means A cleaning nozzle for supplying water, a cleaning wastewater collecting means for collecting cleaning wastewater after cleaning the human body with the cleaning water, a cleaning wastewater analyzing means for analyzing the cleaning wastewater collected by the cleaning wastewater collecting means, and a cleaning nozzle Based on either or both of the timing signal obtained by the cleaning sewage analysis means, and both signals of the timing signal obtained by the timing means, and the timing means for timing the washing time from the start of washing the human body by The control valve is configured to calculate the cleaning completion time and stop the cleaning at the completion time.

Further, as means for solving the second problem of the present invention, a cleaning means mounted on the toilet body, a cleaning nozzle provided in the cleaning means for supplying cleaning water for cleaning the human body, and a human body using the cleaning water. The cleaning wastewater recovery means for recovering the cleaning wastewater after cleaning, the cleaning wastewater analyzing means for analyzing the cleaning wastewater recovered by the cleaning wastewater recovery means, the timekeeping means for timing the cleaning time, and the cleaning wastewater analysis means It is configured to have a notifying means for calculating a cleaning completion time based on both the obtained analysis signal and the timing signal obtained by the time measuring means and notifying the user of the cleaning completion time.

As a means for solving the third problem of the present invention, the cleaning completion time is calculated from the temporal change rate of the analysis signal obtained by the cleaning wastewater analysis means.

As a means for solving the fourth problem of the present invention, when the cleaning time measured by the time measuring means reaches the predetermined time B, the analysis signal obtained by the cleaning wastewater analyzing means does not reach the predetermined level. In this case, the cleaning time is calculated only on the basis of the time signal obtained by the time measuring means.

As a means for solving the fifth problem of the present invention, the cleaning time measured by the time measuring means reaches a predetermined time A,
When the predetermined time B longer than the predetermined time A is not reached,
When the analysis signal obtained by the cleaning wastewater analysis means reaches a predetermined level, a predetermined time C from the time when the analysis signal reaches the predetermined level.
The configuration is such that the time point at which is passed is the cleaning completion time.

As a means for solving the sixth problem of the present invention, when the cleaning time measured by the time measuring means does not reach the predetermined time A, the analysis signal obtained by the cleaning wastewater analyzing means reaches the predetermined level. In this case, the cleaning completion time is set at the time when the predetermined time A is reached.

[0014]

In the above means for solving the first problem of the present invention, by controlling the analysis result of the cleaning wastewater by the cleaning wastewater analyzing means and the cleaning time by the time measuring means, and controlling the cleaning of the human body by the cleaning nozzle, It realizes the control of the human body cleaning according to the removal condition of the dirt accurately.

Further, in the second means for solving the problem of the present invention, it is intended to promote the user's recognition of the completion of cleaning, thereby improving convenience and saving water.

Further, in the means for solving the third problem of the present invention, it is possible to accurately determine the cleaning completion time even if the analysis result of the cleaning wastewater collected by the cleaning wastewater recovery means varies. .

Further, in the means for solving the fourth problem of the present invention, there is an erroneous recognition between the analysis result of the cleaning wastewater collected by the cleaning wastewater collecting means and the actual cleaning state of the ass, and the analysis result indicates that the cleaning is completed. If it cannot be determined that the washing is actually performed, the washing may be continued even if the ass is actually clean. However, the washing completion time can be determined and the washing can be completed by controlling the time counting means.

Further, in the means for solving the fifth problem of the present invention, even after the analysis result of the cleaning sewage collected by the cleaning sewage collecting means reaches a predetermined level, by continuing the cleaning for a predetermined time, the user is The purpose of this is to improve the feeling of cleaning and to improve the cleaning accuracy.

In the means for solving the sixth problem of the present invention, when the analysis result of the cleaning wastewater collected by the cleaning wastewater recovery cell has an erroneous recognition as to the actual washing state of the ass, it is practically convenient. Although the cleaning may be completed even though there is adhesion, the cleaning can be completed by the time measuring means, and the user can be given a sense of fulfillment of the cleaning.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.
Will be described with reference to.

In FIG. 1, reference numeral 1 denotes a toilet body, and the toilet body 1 is equipped with a hot water cleaning function 2 as a cleaning means, and the hot water cleaning function 2 is connected to a water supply 3 and a power source 4. .

The hot water washing function 2 includes a buttocks washing function section 5, a bidet washing function section 6, a washing and sewage collecting function section 7 which is washing sewage collecting means, a washing sewage analyzing function section 8 which is sewage sewage analyzing means, and a clocking means. The cleaning time analysis function unit 9 is

The bottom washing function section 5 includes a washing nozzle 10
And a cleaning nozzle cylinder 11 for projecting the cleaning nozzle 10, a control valve 12 for adjusting the supply of hot water and the projection of the cleaning nozzle 10, and the like. The buttocks washing function unit 5 supplies washing water to the buttocks, and fulfills the function of washing the feces adhering around the anus.

The cleaning / sewage recovery function section 7 includes a cleaning / sewage recovery cell 13, a cleaning / sewage recovery cell cylinder 14 for projecting the cleaning / sewage recovery cell 13, and a control valve for adjusting the projection of the cleaning / sewage recovery cell cylinder 14. It is composed of 15 parts. This wash filthy water recovery function part 7 is partly scattered as filthy water after the hot water supplied from the wash nozzle 10 hits around the anus, and part of it is transmitted to the user's buttocks downward at the convex part of the buttocks. It falls and plays a role of recovering by the cleaning waste water recovery cell 13 provided in the lower part.
The dropped water accumulates in the concave portion 16 of the cleaning wastewater recovery cell 13 and is sequentially replaced with the falling wastewater. Recess 1
When the turbidity of the wastewater received in 6 becomes equal to or more than a predetermined value, it is considered that the wastewater has been received, and the display lamp 18, which is a notification means provided in the remote controller 17, lights up in red. After that, if the turbidity of sewage is changing, blink it. After that, the recess 16
When it is determined that the turbidity of the wastewater received by the cleaning process has been completed based on both the analysis result by the cleaning wastewater analysis function unit 8 and the time measurement result by the cleaning time analysis function unit 9, the indicator lamp 18 turns red. Change from blinking to solid green. Then, the control valve 12 and the control valve 15 are closed, and the cleaning nozzle 10 and the cleaning wastewater recovery cell 13 are housed by the operation of the cleaning nozzle cylinder 11 and the cleaning wastewater recovery cell cylinder 14. The cleaning wastewater analysis function unit 8 includes an optical sensor unit 19, a signal processing unit 20, and the like. In the cleaning wastewater analysis function unit 8, the turbidity of the wastewater collected in the cleaning wastewater recovery cell 13 is captured by the optical sensor unit 19 as a light transmission amount, and the signal processing unit 20 performs signal amplification, processing, level determination, and the like. There is.
Further, the cleaning time analysis function unit 9 includes a time measuring unit 21,
The signal processing unit 22 and the like are included. The washing time analysis function unit 9 measures the washing time by the operation of the clocking time measuring unit 21 at the same time as the input of the posterior washing start signal, and the signal processing unit 22 performs the processing.

Next, the operation will be described with reference to FIGS. 2, 3, and 4. FIG. 2 is a control flowchart of the main part of the toilet device of the present invention. In FIG. 2, the posterior switch is turned on in step 1, the cleaning wastewater recovery cell 13 is cleaned in step 2, and then a fresh water level check is performed in step 3. In step 4, the cleaning nozzle 10
At the same time as the cleaning dirty water collecting cell 13 is projected in step 5, the operation of the time measuring means 9 is started in step 6. Thereafter, in step 7, the wash water is jetted to wash the buttocks, the falling wastewater in step 8 is collected by the wash wastewater recovery cell 13 in step 9, and the turbidity of the wastewater is analyzed in step 10.

The relationship with the cleaning time will be described based on the turbidity analysis result of dirty water with reference to FIGS. 3 and 4.

FIG. 3 is a diagram showing the relationship between the turbidity of sewage and the indicator lamp. As shown in FIG. 3, when the turbidity analysis result of the sewage reaches a predetermined value of 1 or more, a red lamp is displayed on the indicator lamp 18 of the remote controller 17. Is turned on to notify the user of the start of cleaning, and the red lamp is made to blink as a display during cleaning for a predetermined level (hereinafter referred to as a predetermined value 2) from the time when the turbidity during cleaning starts to decrease. Then, when the predetermined value 2 is reached, the green lamp is lit on the display lamp 18 to notify the user of the completion of cleaning and the cleaning is stopped.

FIG. 4 is a diagram showing the relationship between the turbidity of sewage and the time measured. As shown in FIG. 4, when the turbidity of the sewage reaches a predetermined value 2 or less before the predetermined time A, as shown in FIG. The cleaning is continued until the predetermined time A, and the display lamp 1
Turn on the green lamp at 8 to notify the user of the completion of cleaning. If the turbidity does not reach the predetermined value 2 or less even after the sewage analysis result has passed for the predetermined time B or more and it cannot be determined that the cleaning is completed, it is determined that the cleaning is completed at the predetermined time B and the cleaning is stopped and the user is cleaned Announce completion. Also, the sewage analysis result shows that the turbidity is the predetermined value 2 between the predetermined time A and the predetermined time B.
When the following value is reached, it is determined that the cleaning is completed after the predetermined time C has elapsed after reaching the predetermined value 2, and the cleaning is stopped and the user is notified of the completion of the cleaning.

After the above processing, the cleaning nozzle 10 is housed in step 11 shown in FIG. 2, the cleaning wastewater recovery cell 13 is housed in step 12, and the cleaning wastewater recovery cell 13 is cleaned in step 13.

As described above, the cleaning wastewater collected by the cleaning wastewater recovery function unit 7 is processed and level judged by the analysis signal analyzed by the cleaning wastewater analysis function unit 8 to perform the cleaning completion control and the cleaning completion notification, and By performing the cleaning completion control and the notification of the completion of the cleaning by the timing signal from the time-measuring time measuring unit 21 in the time analysis function unit 9, the cleaning is continued without knowing whether or not the cleaning is completed, wasteful hot water is used, and it is against water saving and energy saving. What has been done can be solved and the user can visually confirm the completion of cleaning, so that the user's feeling of cleaning can be improved.

[0031]

As is apparent from the above description, the present invention is based on either or both of the analysis result of collecting the sewage washed with the washing nozzle and analyzing the sewage, and the time measurement result by the washing time. Since the cleaning nozzle is controlled by the above, the following effects are obtained. (1) Since the cleaning of the human body by the cleaning nozzle is controlled based on the analysis result of the cleaning wastewater and the measurement result of the cleaning time,
Human body cleaning can be realized according to the proper cleaning condition. (2) Since the notification means for notifying the user based on the analysis result of the cleaning wastewater and the measurement result of the cleaning time is provided, it is possible to promote the user's recognition of the completion of cleaning and improve the convenience. (3) Even if there are variations in the analysis results of cleaning wastewater, the cleaning completion time can be accurately determined and the cleaning completion time can be determined. Therefore, the human body cleaning should be stopped automatically when the cleaning is completed. This allows the user to recognize the completion of cleaning. (4) Since the maximum cleaning time can be determined and excessive cleaning is not performed, cleaning water can be saved. (5) By continuing the washing for a predetermined time after the washing is completed, it is possible to improve the feeling of washing for the user. (6) Even after the analysis means determines that the cleaning is completed, by continuing the cleaning for a predetermined time, it is possible to prevent the cleaning stop when the cleaning is not completed due to an erroneous recognition of the analysis means, improve the cleaning accuracy, and Further, it is possible to promote the improvement of the feeling of completion of washing.

[Brief description of drawings]

FIG. 1 is a plan view of a main part of a toilet device according to an embodiment of the present invention.

FIG. 2 is a control flowchart of the main part of the toilet device.

FIG. 3 is a diagram showing the relationship between turbidity of sewage and indicator lamps.

FIG. 4 is a diagram showing a relationship between turbidity of sewage and timekeeping time.

FIG. 5 is a partially cutaway side view of a conventional toilet device.

FIG. 6 is a control circuit diagram of the toilet device.

[Explanation of symbols]

1 Toilet body 2 Cleaning means (warm water cleaning function) 7 Cleaning sewage recovery means (cleaning sewage recovery function section) 8 Cleaning Sewage Analysis Means (Cleaning Sewage Analysis Function Section) 9 Timekeeping means (cleaning time analysis function section) 10 Washing nozzle 12,15 Control valve 18 Notification means (indicator lamp)

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiroaki Yonekubo 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Tomohide Matsumoto 1006 Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. Company (72) Inventor Hideki Ohno 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Inventor Motoko Toyoshima 1006 Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. (56) Reference References JP-A-8-226160 (JP, A) JP-A-59-10638 (JP, A) JP-A-59-161538 (JP, A) (58) Fields investigated (Int.Cl. ⁷ , DB name) E03D 9/00-9/16

Claims (6)

(57) [Claims] 1. A cleaning means mounted on a toilet body, a cleaning nozzle for supplying cleaning water for cleaning a human body, which is provided in the cleaning means, and a cleaning wastewater for recovering cleaning wastewater after cleaning the human body with the cleaning water. Collecting means, cleaning wastewater analyzing means for analyzing the cleaning wastewater collected by the cleaning wastewater collecting means, timing means for measuring the cleaning time from the time when the cleaning of the human body by the cleaning nozzle is started, and the cleaning wastewater analyzing means A toilet device having a control valve that calculates a cleaning completion time based on either or both of the analyzed signal and the timing signal obtained by the timing means and stops the cleaning at the completion time. 2. A cleaning means mounted on the toilet body, a cleaning nozzle provided in the cleaning means for supplying cleaning water for cleaning a human body, and a cleaning wastewater for recovering cleaning wastewater after cleaning the human body with the cleaning water. Recovery means, cleaning sewage analysis means for analyzing the cleaning sewage collected by the cleaning sewage recovery means, timing means for measuring the cleaning time, analysis signal obtained by the cleaning sewage analysis means, and obtained by the timing means A toilet device having a notification means for calculating a cleaning completion time on the basis of both signals of the measured time signals and notifying the user of the cleaning completion time. 3. The toilet device according to claim 1, wherein the cleaning completion time is calculated based on the temporal change rate of the analysis signal obtained by the cleaning wastewater analysis means. 4. If the analysis signal obtained by the cleaning wastewater analysis means does not reach the predetermined level when the cleaning time measured by the time measurement means reaches the predetermined time B, only the time measurement signal obtained by the time measurement means The toilet device according to claim 1 or 2, wherein the cleaning time is calculated based on. 5. The analysis signal obtained by the cleaning wastewater analysis means reaches a predetermined level when the cleaning time measured by the time measuring means reaches the predetermined time A and does not reach the predetermined time B longer than the predetermined time A. In this case, the toilet device according to claim 1 or 2, wherein the cleaning completion time is a time when a predetermined time C has elapsed from the time when the predetermined level was reached. 6. When the analysis signal obtained from the cleaning wastewater analysis means reaches a predetermined level when the cleaning time measured by the time measuring means does not reach the predetermined time A, the time when the predetermined time A is reached is washed. Claim 1 or claim 2 which is the completion time
The toilet device described.