JP2013028956A - Toilet bowl device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a toilet bowl device which allows a toilet bowl to be cleaned by a small capacity emergency power source during blackouts.SOLUTION: A toilet bowl device (1) includes: a bowl (12) which receives dirt; a drain trap (14) which is connected to the bowl (12), discharges the dirt, and forms standing water in the bowl (12); washing water supply means (60) which is connected to a water supply source (24) and supplies washing water to the bowl (12); a private part washing device (8) which is provided with a nozzle advancing into the bowl (12) and jetting the washing water in a prescribed direction; a control part (62) which electrically drives the washing water supply means (60) and the private part washing device (8), and sets a normal operation mode for electrically driving the washing water supply means (60) and the private part washing device (8) by a normal power source and an abnormal operation mode for electrically driving only the washing water supply means (60) by an emergency power source during blackouts; and mode switching means (62, 88) which switches from the normal operation mode to the abnormal operation mode at blackouts.

Description

  The present invention relates to a toilet device, and more particularly, to a toilet device that is electrically driven by supplied power.

  In recent years, toilet devices in which toilet cleaning, local cleaning, toilet seat heating, toilet lid / toilet seat opening / closing and the like are electrically driven by a single control unit have become widespread. In the case of such a toilet device, if the power supply is stopped due to a power failure, the toilet body cannot be used. For example, it is necessary to provide a backup power source as shown in Patent Document 1. is there.

  The toilet device disclosed in Patent Document 1 is a toilet having a special structure in which the rear end, which is the free end of the trap portion, is vertically reversible. In this toilet device, the trap drive means for reversing the rear end of the trap portion in the vertical direction and the toilet seat / toilet lid opening / closing drive means for opening / closing the toilet lid / toilet seat are driven by the same power source. Further, this toilet device is provided with a backup power source for driving these trap driving means and toilet seat / toilet lid opening / closing means in the event of a power failure.

  This toilet device preferentially drives traps when the toilet seat / toilet lid opening / closing drive operation switch is operated in the cleaning operation after the cleaning switch is operated and the rear end of the trap part is not facing upward. The toilet seat / toilet lid is opened and closed after that, while the toilet seat / toilet lid opening / closing drive means opens / closes the toilet seat / toilet lid when the trap end is facing upward. Is supposed to do. For this reason, according to this toilet device, even if a power failure occurs during the washing operation, the trap driving means and the toilet seat / toilet lid opening / closing driving means are not driven simultaneously, so that the current capacity is large as a backup power source. Things are no longer needed.

JP 2000-240135 A

  The toilet device of Patent Document 1 described above is premised on a special structure in which the rear end, which is the free end of the trap portion, is vertically reversible, and can be applied to a toilet device having another general structure. It is not a thing.

Generally, when a backup power supply is provided to cope with a power failure, toilet control, local cleaning, toilet seat heating, toilet lid / toilet seat opening / closing, etc. are driven by a single control unit. A backup power supply is required. If the capacity of the backup power supply is increased, the cost is increased, which is not preferable.
In addition, when filth is discharged by washing operation of stored water without using a backup power source, the user needs to draw water into the bucket and pour the washing water into the bowl part of the toilet. Such a method also takes time and burden on the user, and is not particularly preferable for the elderly or sick.

  Accordingly, an object of the present invention is to provide a toilet device capable of performing toilet cleaning with a small-capacity emergency power source in the event of a power failure.

In order to achieve the above object, the present invention provides a toilet device that is electrically driven by a supplied power, and receives a filth, a bowl connected to the bowl, discharges the filth, and accumulates in the bowl. A local cleaning device comprising a drain trap section for forming water, a cleaning water supply means connected to a water supply source to supply cleaning water to the bowl section, and a nozzle section which advances into the bowl section and ejects cleaning water in a predetermined direction And a controller that electrically drives the cleaning water supply means and the local cleaning device, the control unit including a normal operation mode in which the cleaning water supply means and the local cleaning device are electrically driven by a normal power source, and a power failure. A control unit for setting an abnormal operation mode in which only the cleaning water supply means is sometimes electrically driven by an emergency power supply, and a mode switching means for switching from the normal operation mode to the abnormal operation mode in the event of a power failure It is characterized by a door.
In the present invention configured as described above, the control unit electrically operates the cleaning water supply means and the local cleaning device electrically with the normal power source, and only the cleaning water supply means with the emergency power source during a power failure. Even if it is a toilet device equipped with a local cleaning device, the abnormal operation mode to be driven automatically is set and the mode switching means switches from the normal operation mode to the abnormal operation mode in which only the washing water supply means is driven at the time of power failure. In the event of a power failure, in order to achieve a toilet cleaning operation that has a higher functional priority than the local cleaning operation, etc., only the bowl portion is cleaned by the cleaning water supply means to minimize power consumption during the power failure. It can be an amount. As a result, according to the present invention, at the time of a power failure, since the minimum power for performing only the bowl cleaning is sufficient, the capacity of the emergency power supply can be reduced.

In the present invention, the mode switching means is preferably a manual switch that is switched by a user.
In the present invention configured as described above, the user switches from the normal operation mode to the abnormal operation mode in which only the cleaning water supply means is electrically driven by the emergency power supply by the manual switch according to the situation at the time of the power failure. Since it can be switched, the toilet can be used with confidence.

The present invention preferably further includes a power plug for supplying power from the emergency power source when the mode switching means switches to the abnormal operation mode.
In this invention comprised in this way, since the power plug which supplies electric power from an emergency power supply at the time of a power failure was provided, commercially available emergency power supplies, such as a storage battery, can be used. In addition, an emergency power supply can be prepared in the event of a power failure.

  According to the toilet device of the present invention, toilet cleaning can be performed by a small-capacity emergency power source during a power failure.

It is a whole perspective view which shows the toilet device by 1st Embodiment of this invention. It is a whole lineblock diagram showing the toilet body of the toilet device by a 1st embodiment of the present invention. It is a perspective view which shows the nozzle unit of the local washing | cleaning apparatus of the toilet device by 1st Embodiment of this invention. It is a block diagram which shows the toilet device by 1st Embodiment of this invention. It is a flowchart which shows the control content of the toilet device by 1st Embodiment of this invention. It is a block diagram which shows the toilet device by 2nd Embodiment of this invention. It is a block diagram which shows the toilet device by 3rd Embodiment of this invention.

Next, a toilet device according to an embodiment of the present invention will be described with reference to the accompanying drawings.
First, the structure of the toilet device according to the first embodiment of the present invention will be described with reference to FIGS. Here, FIG. 1 is an overall perspective view showing the toilet device according to the first embodiment of the present invention, and FIG. 2 is an overall configuration diagram showing the toilet body of the toilet device according to the first embodiment of the present invention. FIG. 4 is a perspective view showing a nozzle unit of the local cleaning device for a toilet device according to the first embodiment of the present invention, and FIG. 4 is a block diagram showing the toilet device according to the first embodiment of the present invention.

  As shown in FIG. 1, a toilet device 1 according to the first embodiment of the present invention includes a toilet body 2, a toilet seat 4 disposed on the upper surface of the toilet body 2, and a cover 6 disposed so as to cover the toilet seat 4. And a local cleaning device 8 disposed in the upper rear part of the toilet body 2. Furthermore, a functional unit 10 is disposed behind the toilet body 2, and the functional unit 10 is covered with a side panel 10a.

As shown in FIG. 2, the toilet body 2 is provided with a bowl portion 12 that receives filth, a drain trap pipe 14 that extends from the bottom of the bowl portion 12, a jet spout 16 that performs jet spout, and rim spout. A rim spout 18 is formed.
The jet water discharge port 16 is formed at the bottom of the bowl portion 12 and discharges cleaning water toward the drain trap pipe 14. The rim water spouting port 18 is formed at the upper rear of one side of the bowl portion 12, and discharges cleaning water along the edge of the bowl portion 12.

  The drain trap pipe 14 includes an inlet 14a, a trap ascending pipe 14b that rises from the inlet 14a, and a trap descending pipe 14c that descends from the trap ascending pipe 14b. The trap ascending pipe 14b and the trap descending pipe 14c 14d is the top portion 14d. Furthermore, although the water is formed in the bowl portion 12, the water surface W of this water is determined by the height position of the top portion 14 d of the drain trap pipe 14.

    A drainage pipe 15 is connected to the lower end of the trap descending pipe 14 c of the trap pipe 14. Further, the lower end of the trap descending pipe 14c may be connected to the drain pipe 15 via the drain socket 17 (see FIG. 4).

  The toilet device 1 is directly connected to a water supply source 24 that is a water supply, and wash water is discharged from the rim spout 18 by a water supply pressure of the water supply. Further, with respect to the jet water discharge, the wash water stored in the water storage tank 32 built in the function unit 10 is pressurized by the pressure pump 34 and discharged from the jet water discharge port 16.

  Next, the function unit 10 is provided with a constant flow valve 20 and an electromagnetic valve 22. Further, the water supply path 19 includes a switching valve 28 for switching between water supply to the tank and rim water discharge, a water storage tank 32, and a pressure pump 34. The function unit 10 also includes a controller 40 that controls the opening / closing operation of the electromagnetic valve 22, the switching operation of the switching valve 28, and the rotation speed and operating time of the pressurizing pump 34.

  The constant flow valve 20 is for restricting the wash water flowing from the water supply source (water supply) to a predetermined flow rate or less. The washing water that has passed through the constant flow valve 20 flows into the electromagnetic valve 22, and the washing water that has passed through the electromagnetic valve 22 is supplied to the rim water spouting port 18 or the water storage tank 32 by the switching valve 28. Yes. The switching valve 28 can supply cleaning water to both the rim-side water supply path 18a on the rim side and the tank-side water supply path 32a on the tank side at the same timing. This is a switching valve whose ratio can be arbitrarily changed.

  The electromagnetic valve 22 is opened and closed by a control signal from the controller 40 so that the supplied wash water flows into the switching valve 28 or is stopped. The switching valve 28 is switched by a control signal from the controller 40, and the wash water that has flowed in via the electromagnetic valve 22 is discharged from the rim spout 18 or flows into the water storage tank 32.

  The water storage tank 32 is configured to store cleaning water to be discharged from the jet water discharge port 16. An upper end float switch 32b and a lower end float switch 32c are arranged inside the water storage tank 32 so that the water level in the water storage tank 32 can be detected. The upper end float switch 32b is turned on when the water level in the water storage tank 32 reaches a predetermined water storage level, and the controller 40 detects this and closes the electromagnetic valve 22. On the other hand, the lower end float switch 32c is turned on when the water level in the water storage tank 32 falls to a predetermined water level, and the controller 40 detects this and stops the pressurizing pump 34.

  The pressurizing pump 34 pressurizes the wash water stored in the water storage tank 32 and discharges it from the jet water outlet 16. The pressurizing pump 34 is connected by a cleaning water pipe 34 a extending from the lower portion of the water storage tank 32, and pressurizes the cleaning water stored in the water storage tank 32.

  On the other hand, the outlet of the pressurizing pump 34 is connected to the jet water spouting port 16 at the bottom of the bowl portion 12 through a washing water conduit 34b.

  The controller 40 operates the electromagnetic valve 22, the switching valve 28, and the pressurization pump 34 sequentially by the operation of the toilet flushing switch (a part of the remote control switch 26 described later) by the user, and the rim water spouting port 18 and the jet water spouting port 16. The bowl portion 12 is washed by sequentially starting water discharge from the. Further, after the cleaning is completed, the controller 40 opens the electromagnetic valve 22, switches the switching valve 28 to the water storage tank 32 side, and replenishes the water storage tank 32 with cleaning water. When the water level in the water storage tank 32 rises and the upper end float switch 32b detects the specified water storage amount, the controller 40 closes the electromagnetic valve 22 and stops water supply.

  Next, the local cleaning apparatus 8 will be described with reference to FIG. The local cleaning device 8 is a device for cleaning a local part such as a “butt” of a user with cleaning water. The local cleaning device 8 includes a nozzle unit 42 shown in FIG. The nozzle unit 42 is supplied with cleaning water supplied from a water supply source (water source) after flow rate adjustment, temperature adjustment, pressure modulation, and the like. Further, in the local cleaning device 8, since the cleaning water is heated to 35 to 40 ° C. by a heater (not shown), a large amount of electric power is consumed. For this reason, when using the local washing | cleaning apparatus 8 at the time of a power failure, a large-capacity emergency power supply, an uninterruptible power supply, etc. are needed.

  The nozzle unit 42 includes a mounting base 44, a nozzle 46 supported by the mounting base 44, and a nozzle motor 48 that moves the nozzle 46. The nozzle 46 is provided with a water discharge port 47 at its tip, and as shown by an arrow A shown in FIG. 3, the nozzle 46 is attached to the mounting base 44 by a driving force transmitted from the nozzle motor 48 via a transmission member 50 such as a belt. It is slidably provided. In other words, the nozzle 46 can move straight in the axial direction (advance / retreat direction) of the nozzle 46 itself. The nozzle 46 can be moved forward and backward from the mounting base 44 toward the bowl portion 12.

Next, the overall configuration of the toilet apparatus according to the present embodiment will be described with reference to FIG. The cleaning water supply device 60 is for controlling the supply of the cleaning water to the bowl portion 12 described above. The jet water outlet 16, the rim water outlet 18, the constant flow valve 20, the electromagnetic valve 22, and the water storage tank 32. , Controller 40 and the like.
Here, as shown by the block B in FIG. 4, the cleaning water is supplied from the water supply source 24 to the bowl portion 12 by the cleaning water supply means 60, and the bowl portion 12 is cleaned, and the drain trap pipe 14. From the drainage pipe 15 to the outside through the drainage socket 17.

  The toilet device 1 includes a control unit 62, and the control unit 62 includes a limited operation control unit 64 and a power supply monitoring unit 66. The toilet device 1 further includes power storage means 68, and the power storage means 68 includes power supply information means 70. The toilet device 1 has a power plug 72 for supplying power to the power storage means 68, and power is supplied to the power storage means 68 from an external commercial power supply 74 via the power plug 72. .

  The toilet apparatus 1 further includes the above-described local cleaning device 8, a remote control switch 76 including a cleaning start switch, a local cleaning start switch, and the like, and a cleaning start auxiliary switch 78 that is operated by a user to start toilet cleaning in the event of a power failure. It has. By providing this washing start auxiliary switch 78 separately from the remote control switch 76 for normal times, the user is in a power outage, so that it is for a power outage different from normal operation (normal operation mode described later). It can be recognized that the mode has been switched to the operation mode (abnormal operation mode described later).

  Here, the control means 62 includes a cleaning water supply means 60 for supplying cleaning water to the bowl portion 12 and a local cleaning device 8 for ejecting the cleaning water to the user's local area during normal times (that is, when there is no power failure). Etc. (= normal operation mode). The control means 62 can detect a power failure by the power supply monitoring means 66.

The limited operation control means 64 is for operating only the cleaning water supply means 60 for supplying the cleaning water to the bowl portion 12 at the time of a power failure (= abnormal operation mode). The operation of the device is prohibited.
Switching from the normal operation mode to the abnormal operation mode at the time of a power failure is performed automatically by the limited operation control means 64, that is, without requiring the user's judgment.

  The power storage means 68 is, for example, a storage battery, and can temporarily store the power supplied from the commercial power source 74, and functions as a normal power source during normal times and as an emergency power source during power outages. The power information means 70 is for detecting a power failure, and detects a signal related to the power supply voltage of the commercial power supply 74 and transmits it to the power monitoring means 66.

Next, with reference to FIG. 5, operation | movement of the toilet device by 1st Embodiment of this invention mentioned above is demonstrated. FIG. 5 is a flowchart showing the control contents of the toilet device according to the first embodiment of the present invention. Here, S indicates each step.
First, in S1, it is determined whether or not the power supply voltage of the commercial power supply 74 is less than 90V. In the case of YES, it progresses to S2, and it is determined whether this state continued for 0.1 second. If each of S1 and S2 is NO, the process proceeds to S3, where the limited operation control means 64 is deactivated, that is, the above-described normal operation mode is executed.

  Next, in the case of YES in S2, the process proceeds to S4, where a power failure is detected by the power information means 70, and further proceeds to S5, where the power failure is detected by the power monitoring means 66. Next, it progresses to S6 and the limited operation control means 64 is operated. Specifically, the abnormal operation mode described above is executed. In this abnormal operation mode, as described above, only the cleaning water supply means 60 that supplies the cleaning water to the bowl portion 12 is operated, and the operation of other devices such as the local cleaning device 8 is prohibited.

  Even if the user operates various operations, that is, the start switch of the local cleaning device 8 by the remote control switch 76 in S7, the operation of the local cleaning device 8 is prohibited in S8.

  Next, in S9, when the user recognizes that there is a power failure and operates the cleaning start auxiliary switch 78 to perform the toilet cleaning operation, in S10, the toilet cleaning operation, that is, the cleaning water supply means 60 is performed. Thus, the cleaning water is supplied to the bowl portion 12 and only the cleaning operation is executed.

  As described above, in the toilet device according to the first embodiment of the present invention, the control unit 62 performs the normal operation mode in which the cleaning water supply unit 60 and the local cleaning device 8 are electrically driven by the normal power source at the normal time. The limited operation control means 64 executes an abnormal operation mode in which only the cleaning water supply means 60 is electrically driven by the emergency power supply during a power failure. Further, at the time of a power failure, the control means 62 executes switching from the normal operation mode to the abnormal operation mode. As a result, according to the toilet apparatus according to the present embodiment, even in the toilet apparatus 1 having functions other than toilet cleaning such as the local cleaning apparatus 8, only cleaning of the bowl portion 12 by the cleaning water supply means 60 is performed at the time of power failure. Therefore, the power consumption during a power outage can be minimized. As a result, according to the present embodiment, at the time of a power failure, since the minimum power for performing only the cleaning of the bowl portion 12 is sufficient, the capacity of the emergency power source can be reduced.

  Next, a toilet device according to a second embodiment of the present invention will be described with reference to FIG. FIG. 6 is a block diagram showing a toilet device according to a second embodiment of the present invention. Since the basic configuration of the toilet device according to the second embodiment is the same as that of the toilet device according to the first embodiment described above, only different parts will be described below.

  A toilet device 80 according to the second embodiment includes an inverter 84, a power supply plug 85, and a DC battery 86 as emergency power supplies instead of the power storage means 68 of the first embodiment. Further, when the user recognizes a power failure, a changeover switch 88 that can manually switch between the normal operation mode and the abnormal operation mode described above is provided.

In this second embodiment, by providing the power plug 85, a commercially available DC battery 86, which is an emergency power supply, can be used, and the entire apparatus becomes inexpensive. Further, it is possible to prepare a DC battery 86 that is an emergency power source in the event of a power failure.
In addition, when the user recognizes that a power failure has occurred, the user can switch from the normal operation mode to the abnormal operation mode by the changeover switch 88 at his / her own judgment. It is recognized that the execution of other functions such as the local cleaning device 8 is prohibited, and the toilet device can be used with confidence.

  Next, a toilet apparatus according to a third embodiment of the present invention will be described with reference to FIG. FIG. 7 is a block diagram showing a toilet device according to a third embodiment of the present invention. Since the basic configuration of the toilet device according to the third embodiment is the same as that of the toilet device according to the first embodiment and the second embodiment described above, only different parts will be described below.

  A toilet device 90 according to the third embodiment includes an uninterruptible power supply 94 as an emergency power supply instead of the power storage means 68 of the first embodiment. In addition, a changeover switch 88 that allows the user to manually switch between the normal operation mode and the abnormal operation mode described above is provided.

  In the third embodiment, a small-capacity uninterruptible power supply 94 can be provided, and even in a medical institution such as a hospital, an abnormal operation mode can be executed during a power failure. Also, in a medical institution, when the power failure continues and it becomes difficult to maintain the power supply by the uninterruptible power supply, the user may not operate the changeover switch 88 and do not execute the abnormal operation mode at the discretion of the user. it can. This makes it possible to secure a power supply for a medical device with a higher priority.

1, 80, 90 Toilet device 2 Toilet body 8 Local cleaning device 12 Bowl portion 14 Drain trap conduit 24 Water supply source 60 Washing water supply means 62, 82, 92 Control means 64 Limited operation control means 66 Power supply monitoring means 68 Power storage means 70 Power source information means 72, 85 Power plug 74 Commercial power source
76 Remote control switch 78 Cleaning start auxiliary switch 84 Inverter 86 DC battery 94 Uninterruptible power supply

Claims (3)

A toilet device electrically driven by supplied power,
A bowl that receives filth,
A drain trap part that is connected to the bowl part and discharges filth and forms accumulated water in the bowl part,
Cleaning water supply means connected to a water supply source and supplying cleaning water to the bowl part;
A local cleaning device provided with a nozzle portion that advances into the bowl portion and ejects cleaning water in a predetermined direction;
A control unit for electrically driving the cleaning water supply means and the local cleaning device, the control unit comprising: a normal operation mode for electrically driving the cleaning water supply means and the local cleaning device by a normal power source; The control unit for setting an abnormal operation mode in which only the cleaning water supply means is electrically driven by an emergency power source during a power failure; and
Mode switching means for switching from the normal operation mode to the abnormal operation mode in the event of a power failure;
A toilet device characterized by comprising:   The toilet device according to claim 1, wherein the mode switching means is a manual switch switched by a user.   Furthermore, the toilet device of Claim 1 or 2 which has a power plug for supplying electric power from an emergency power supply, when it switches to the said abnormal operation mode by the said mode switching means.

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