WO2005012659A1 - 便器洗浄システム - Google Patents
便器洗浄システム Download PDFInfo
- Publication number
- WO2005012659A1 WO2005012659A1 PCT/JP2004/006415 JP2004006415W WO2005012659A1 WO 2005012659 A1 WO2005012659 A1 WO 2005012659A1 JP 2004006415 W JP2004006415 W JP 2004006415W WO 2005012659 A1 WO2005012659 A1 WO 2005012659A1
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- WO
- WIPO (PCT)
- Prior art keywords
- toilet
- cleaning
- washing
- control
- toilet flushing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/003—Cisterns in combination with wash-basins, urinals, or the like
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/10—Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
- E03D5/09—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor directly by the hand
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/10—Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl
- E03D5/105—Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl touchless, e.g. using sensors
Definitions
- the present invention relates to a toilet flushing system, and more particularly, to a toilet flushing system that is attached to a flush toilet so that flush water can be supplied from a low tank to the flush toilet by electric power.
- low tanks for flush toilets has a long history.
- dew proof structures to prevent dew condensation on the surface of low tanks for example, Japanese Utility Model Publication No. 555-254485
- drainage mechanisms for example, Japanese Unexamined Patent Publication No. 57-333641, an operating mechanism (for example, Japanese Utility Model Application Laid-Open No. 55-106283), an operating mechanism (for example, Japanese Utility Model Application Laid-Open No. 56-55) No. 085), a handle device (for example, Japanese Utility Model Application Laid-Open No. 57-38875), a mechanism for separating large and small washing water (for example, Japanese Patent Application Laid-Open No. 60-100226) )
- electromagnetic drive means provided on the outside of the low tank (for example, Japanese Patent Application Laid-Open No. Sho 60-515136) are disclosed.
- the present inventors have disclosed a low tank lever device as a toilet flushing device capable of supplying flush water to a flush toilet either manually or electrically (Japanese Patent Application Laid-Open No. 200-650-28). No.).
- This lever device is such that a spindle motor with a built-in motor can be accommodated inside the low tank, and a threaded column is provided that projects outside the mouth tank from the reper opening of the low tank. A nut is screwed into this threaded column from the outside of the low tank, and the outer wall of the low tank is firmly clamped between the nut and the base end of the spindle motor to fix the spindle motor.
- the installation of the lever device became easy, and the gap between the lever and the low tank was suppressed to the same level as that of the conventional hand-operated low tank, and the appearance was improved.
- Patent Documents 1 to 8 described above, the shape, structure, and size of these existing low tanks are quite various. For this reason, some technically advanced breakthroughs are required to realize a toilet flushing system that can be installed and operated in common with them.
- FIG. 59 is a schematic view illustrating some of the forms of existing low tanks. That is, what is shown in FIG. 7A is a so-called “front-handle type” low tank in which an operation handle 100 is provided on the left front side of the low tank 200. Also, what is shown in FIG. 59 (b) is a so-called “right-hand drive type” low tank in which an operation handle 100 is provided on the right side face toward the low tank 200. On the other hand, the one shown in Fig. 59 (c) is a so-called “corner type” low tank that can be placed at the corner of the hand washroom.
- the present invention has been made based on the recognition of such a problem, and an object of the present invention is to provide a new toilet flushing system that can be flexibly adapted to various existing low tanks. Disclosure of the invention
- a toilet flushing system is capable of being attached to a low tank having drainage pulp, and capable of executing an opening operation of the drainage valve, and a control relating to a plurality of washing modes.
- a control unit for storing information, enabling one of the plurality of cleaning modes to be set, and supplying a control signal based on the set cleaning mode to the toilet bowl cleaning device.
- the polarity of the control signal supplied from the control unit is determined based on the set cleaning mode
- the polarity of the control signal is different from the clockwise direction depending on the rotank in order to flow the cleaning water. Determine one of the clockwise movements as appropriate
- the motor of the dishwasher can be reliably rotated in a predetermined direction.
- the pulse width of the control signal supplied from the control unit is determined based on the set cleaning mode, for example, a predetermined width is used in a flash cleaning operation.
- the control pulse signal is supplied, and the operation of the motor can be reliably controlled by appropriately adjusting the pulse width during the operation of the hold cleaning.
- At least one of the plurality of control modes includes control for maintaining the drain valve in an open state, and the control signal for maintaining the drain valve in the open state includes a PWM signal. Then, during the hold operation, by performing pulse control with a predetermined duty within a range in which the predetermined hold state can be maintained, it is possible to suppress an increase in motor heating and power consumption.
- the toilet flushing device includes: a motor; and a deceleration means for decelerating the output of the motor. If the drainage valve can be opened by the drive output from the deceleration means, the By controlling the operation of the motor according to the control signal and rotating the motor in a predetermined direction for a predetermined time, the cleaning operation can be reliably performed.
- at least one of the plurality of control modes includes a first control for opening the drain valve by driving the motor, and a step for opening the drain pulp while braking the motor.
- the second control that makes the transition from the closed state to the closed state, the hold operation can be executed by applying the brake and slowly closing the drain valve slowly without heating the motor. .
- the toilet flushing device includes: a first output shaft output from the speed reduction unit; and a second output shaft output from the speed reduction unit, and the first and second output shafts. If the opening operation of the drain valve is enabled by at least one of the above, the first and second output shafts are appropriately used depending on the type of the low tank, A reliable and quick cleaning operation can be ensured.
- first output shaft and the second output shaft have different reduction ratios, depending on the type of the low tank, the torque and the rotation angle for opening the drain valve are different.
- control unit is provided on the toilet seat, there is no need to install an independent control unit in the hand-washing room, so that the toilet cleaning system is compact, has a good appearance, and does not require wiring. Can be realized.
- the toilet seat also has a local cleaning device for cleaning a user's local part with water or hot water
- a power supply unit and the like can be shared with the local cleaning device, and at the same time, a local cleaning function is added.
- FIG. 1 is a conceptual diagram illustrating the overall configuration of a toilet flushing system according to an embodiment of the present invention.
- FIG. 2 is a schematic view illustrating a state where the toilet flushing system according to the embodiment of the present invention is attached to a flush toilet;
- Fig. 3 is a list that summarizes typical cleaning modes of various low tanks on the market.
- FIG. 4 is a block diagram more specifically illustrating the control unit 500 of the toilet flushing system of the present invention
- FIG. 5 is a block diagram illustrating a signal flow in the toilet flushing system according to the specific example of the present invention.
- FIG. 6 is a block diagram showing a second specific example of the control unit 500 of the toilet bowl cleaning system of the present invention
- FIG. 7 is a block diagram showing a third specific example of the control unit 500 of the toilet flushing system of the present invention
- FIG. 8 is a perspective view showing a main part of the toilet flushing device according to the embodiment of the present invention
- FIG. 9 is a perspective view showing a state in which a power transmission shaft 80 is attached to the toilet flushing device 10.
- FIG. 10 is a perspective view showing a state in which a power transmission shaft 80 is attached to the toilet flushing device 10;
- FIG. 11 is a perspective view showing a state in which a power transmission shaft 80 is attached to the toilet bowl washing device 10,
- FIG. 12 is a conceptual diagram showing a principal part arrangement relationship of the internal structure of the toilet bowl washing device 10 according to the embodiment of the present invention.
- FIG. 13 is a conceptual diagram schematically showing the internal structure of the toilet bowl cleaning apparatus according to the embodiment of the present invention.
- FIG. 14 is a schematic diagram showing a cross section of the fourth stage gear 46 coupled to the shaft 22.
- FIG. 15 is a schematic diagram illustrating a driver circuit for driving the motor 42 of the toilet bowl washing device 10,
- FIG. 16 is a schematic diagram illustrating an energization waveform controlled by PWM.
- FIG. 17 is a flow chart illustrating a driving method of the motor 42 when performing the large cleaning.
- FIG. 18 is a flowchart showing a specific example of implementing a small hold operation for 4 seconds by introducing PWM control.
- Fig. 19 is a flowchart showing the small cleaning hold operation with the strong brake control.
- FIG. 20 shows a specific example in which the strong brake control is performed by the duty control.
- FIG. 21 is a flowchart showing hold control in which weak brake control by cogging torque is introduced.
- FIG. 22 is a flowchart showing a specific example of implementing weak brake control by duty control.
- FIG. 23 is a perspective view showing a state in which the toilet bowl system of the present embodiment is mounted on a flush toilet having a “right-hand drive type” low tank 200,
- FIG. 24 is a schematic view of the inside of the low tank 200 as viewed from above
- FIG. 25 is a schematic view illustrating the connection between the toilet bowl cleaning device 10 and the toilet seat 400
- FIG. 26 is a schematic view illustrating the connection between the toilet flushing device 10 and the toilet seat 400
- FIG. 27 is an assembly diagram for mounting a valve driving part on the first output shaft 70
- FIG. 28 is an assembly drawing for attaching pulp driving parts to the first output shaft 70
- FIG. 29 is an assembly drawing for attaching the toilet bowl washing device to the low tank 200
- FIG. 30 is an assembly drawing for attaching the toilet flushing device to the low tank 200;
- FIG. 31 is a schematic diagram showing a state in which one end of each of the chain chains 220, 230 is fixed to the tip of the chain levers 84, 85, respectively.
- FIG. 32 is a schematic diagram for explaining the cleaning mode.
- FIG. 33 is a schematic diagram showing a state in which the toilet bowl washing device 10 of the present invention is attached to a “right-hand drive type” low tank 200 having different washing modes,
- FIG. 34 is a schematic view of the inside of the low tank 200 viewed from above
- FIG. 35 is a schematic diagram for explaining the cleaning mode of the low tank 200
- FIG. 36 is a schematic diagram illustrating an example of an initial setting operation.
- FIG. 37 is a schematic view showing a state in which the toilet bowl washing device 10 of the present invention is attached to a “front-handle type” tank 203 having a further different washing mode
- FIG. FIG. 39 is a schematic view of the inside of 200 as viewed from above
- FIG. 39 is an assembly diagram showing a process of attaching a ball chain lever 87 to the second output shaft 72 of the toilet bowl washing device 100.
- FIG. 40 is an assembly view showing a process of attaching the toilet bowl washing device 10 to the low tank 200.
- FIG. 41 is a schematic diagram for explaining the cleaning mode of the low tank 200
- FIG. 42 is a schematic diagram illustrating an example of an initial setting operation.
- FIG. 43 is a schematic diagram showing that a “large” sticker is attached to the “small” switch of the remote control device 5 10,
- FIG. 44 is an explanatory diagram showing a specific example in which the initial setting operation is simplified by properly using the switches of the remote control device 5110.
- FIG. 45 is a schematic diagram showing an instruction manual to be pasted on the remote control device 5 10,
- FIG. 46 is a schematic diagram showing a change in appearance due to sticking the instruction manual on the remote control device 5100.
- FIG. 47 is an assembly drawing in which a slit cover 98 is provided when the toilet bowl washing device 10 is attached.
- FIG. 48 is an assembly view showing a process of attaching a toilet flushing device to a low tank via an inclined washer
- FIG. 49 is an enlarged partial cross-sectional view of a mounting portion of a toilet flushing device using an inclined washer.
- FIG. 50 is an assembly diagram showing a process of mounting the toilet flushing device 10 to the low tank 200 by disposing the inclined washers 90 and 91 in a predetermined direction,
- Fig. 51 (a) is an assembly drawing showing the installation of the toilet flushing device 10, and Fig. 51 (b) shows the distinction between "large” and “small” after attaching the operation handle 100.
- FIG. 52 is an assembly drawing in which the chain lever 84 is directly inserted into the shaft 80 of the toilet flushing device 10 and fixed with the pin 86.
- FIG. 53 is a schematic diagram for explaining the mounting direction of the ball chain lever 84.
- FIG. 54 is a schematic diagram illustrating the structure of the ball chain lever 84.
- FIG. 55 is a schematic view illustrating the rotation angle range of the toilet flushing device 10.
- FIG. 56 is a rotation angle of the manual operation handle having a “large” rotation angle of 125.
- the rotation angle of “small” is a schematic diagram representing a low tank with a 65 ° rotation angle.
- FIG. 57 is a schematic diagram showing the rotation angle when the mounting direction of the ball chain lever 84 is reversed.
- FIG. 58 is a schematic diagram showing a rotation angle when the mounting direction of the ball chain lever 84 is reversed.
- FIG. 59 is a schematic view illustrating some of the forms of existing low tanks. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a conceptual diagram illustrating the overall configuration of a toilet flushing system according to an embodiment of the present invention.
- the toilet flushing system of the present invention comprises a toilet flushing device 10 and a And a control unit 500.
- the toilet flushing device 10 has a built-in motor. It is attached to the low tank of the flush toilet system, and its drain valve is operated by a motor.
- control unit 500 sets one of a plurality of washing modes 1, 2,..., And sends a control signal according to the washing mode to the motor built into the toilet bowl washing device 10. And control its operation.
- FIG. 2 is a schematic view illustrating a state where the toilet flushing system of the present embodiment is attached to a flush toilet. That is, in the case of the specific example shown in FIG. 2, the control unit 500 is built in the toilet seat 400. The user or setter attaches the toilet flushing device 10 to the low tank 200, while attaching the toilet seat 400 (control section 500) to the toilet 300 and connects them with a connection cord. Then, a predetermined initial setting operation is performed on the control unit 500. Then, the optimal one of the multiple cleaning modes 1, 2, ... is set. That is, a control signal suitable for the cleaning mode of the low tank 200 to which the toilet flushing device 10 is attached is supplied to the toilet flushing device 10 so that an appropriate operation can be performed.
- Figure 3 is a list of typical low tank cleaning modes on the market.
- the figure shows six typical cleaning modes.
- “Washing mode 1” in order to flush “Large” washing water, rotate the output shaft (see the inset in Fig. 2) of the toilet flushing device 10 clockwise (CW).
- Supply control signal for example, 24 VDC
- a control signal for rotating the output shaft of the toilet flushing device 10 in a counterclockwise direction (CCW) is supplied for one second in order to flush the “small” flush water.
- a DC brush motor or the like is used as a motor built into the toilet bowl cleaning device 10
- it is necessary to appropriately change the polarity of a control signal (for example, 24 VDC) supplied to the motor according to the cleaning mode. is there.
- a signal for rotating the output shaft of the toilet flushing device 10 counterclockwise is supplied for 4 seconds.
- This corresponds to the operation of holding the drain valve for small wash water of the low tank 200 open for about 4 seconds. That is, it is necessary to appropriately change the length of the control signal supplied to the motor of the toilet flushing device 10 according to the flushing mode.
- a continuous control signal for example, 24 VDC
- a pulse width modulation PWM
- width control it is desirable to control by width control.
- the holding operation can be performed while suppressing heat generation of the motor. That is, it is desirable that the pulse waveform of the control signal supplied to the motor is also appropriately changed according to the cleaning mode. This will be described later in detail with reference to FIGS. 15 to 22.
- FIG. 4 is a block diagram more specifically illustrating the control unit 500 of the toilet bowl cleaning system of the present invention.
- the control unit 500 includes an operation unit 5100 and a drive unit 5200.
- the operation unit 5100 is provided with a switch or the like, and is a part that allows the user's intention to be input.
- the drive unit 52 includes a cleaning mode determination unit 52OA and a drive signal supply unit 52OB.
- the washing mode determination section 52 OA is a section for selecting and setting an optimum washing mode according to the type of the low tank to which the toilet bowl washing device 10 is attached.
- the drive signal supply unit 52OB is a unit that supplies a predetermined drive signal to the toilet bowl cleaning device 10 based on the cleaning mode set by the cleaning mode determination unit 52OA.
- FIG. 5 is a block diagram illustrating the flow of signals in the toilet flushing system of this example.
- data corresponding to a plurality of cleaning modes 1, 2,... is stored in advance in the cleaning mode determination unit 52OA.
- This data can be stored, for example, in ROM (read only memory).
- a mode selection signal 502 and a cleaning command signal 504 can be transmitted from the operation unit 5110. These signals 502 and 504 can be appropriately transmitted by the user or the setter from the operation unit 5100 according to a predetermined operation procedure.
- the cleaning mode determining section 520A receives the mode selection signal 520, and selects one of the cleaning modes 1, 2, ... stored in the cleaning mode determining section 520A according to the content of the signal. Select the desired mode (for example, “Wash Mode 2”) and The motion signal supply unit 520B is instructed to perform an operation corresponding to the cleaning mode (for example, “cleaning mode 2”). That is, the drive signal supply unit 520B is set so as to output a control signal suitable for the cleaning mode 2 when receiving the cleaning command signal 504 from the operation unit 5110.
- the operation unit 5110 displays the corresponding cleaning command signal. 504 is transmitted to the drive signal supply section 520B. Then, the drive signal supply unit 520B transmits a control signal 508 corresponding to the set washing mode (for example, “washing mode 2”) to the toilet flushing device 10. Receiving the control signal 508, the toilet flushing device 10 executes a “large” or “small” flush operation suitable for the low tank.
- the set washing mode for example, “washing mode 2
- FIG. 6 is a block diagram showing a second specific example of the control section 500 of the toilet flushing system of the present invention. That is, in the case of this specific example, the operation unit 5100 and the drive unit 5200 are formed as separate bodies, and are connected by wire or wirelessly.
- the operation unit 5100 typically has the form of a remote control device.
- the operation unit 5100 and the driving unit 5200 can be appropriately arranged around the low tank 20 °, around the toilet 300, or the like.
- signals are transmitted wirelessly between the operation unit 5 10 and the drive unit 5 20
- various types of signal carrier media such as light such as infrared rays, radio waves, and sound may be used. It is possible.
- the user or the setter can perform the initial setting operation and the operation for flowing the washing water by arranging the operation unit 5100 at hand.
- the processing executed by these operations can be the same as that described above with reference to FIGS. 4 and 5, and thus a detailed description is omitted.
- FIG. 7 is a block diagram showing a third specific example of the control section 500 of the toilet bowl cleaning system of the present invention. That is, also in this specific example, the operation unit 5 10 and the driving unit 5 20 is formed separately and connected by wire or wirelessly. As described above, the operation unit 5100 typically has the form of a remote control device.
- the operation unit 5110 is provided with a cleaning mode determination unit 51OA and a cleaning command signal transmission unit 5110B.
- a plurality of cleaning modes are stored in advance in the cleaning mode determining unit 5100A. Then, when the user or the setter performs a predetermined initial setting operation, one of the plurality of cleaning modes is selected, and the cleaning command signal transmitting unit 5110B is set to the cleaning mode. Command to transmit the appropriate cleaning command signal.
- the cleaning command signal transmitting unit 5110B responds to the predetermined operation.
- the cleaning command signal 504 is transmitted to the driving section 520.
- the drive unit 520 transmits a control signal 508 corresponding to the transmitted cleaning command signal 504 to the toilet bowl cleaning device 10.
- Receiving the control signal 508, the toilet flushing device 10 can execute a “large” or “small” flush operation suitable for the low tank.
- any one of the plurality of flushing modes 1, 2, ... stored in the control unit 500 in advance is used. It can be appropriately selected by an initial setting operation. As a result, a toilet flushing system that can be flexibly adapted to various low tanks on the market can be realized.
- FIG. 8 is a perspective view showing a main part of the toilet flushing apparatus of the present embodiment.
- the toilet flushing device 10 includes the screwing projecting portion 20 and the driving portion 40.
- the shaft 22 protrudes from the tip of the threaded protrusion 20.
- a first output shaft 70 and a second output shaft 72 are provided on the tank inward surface of the driving section 40. In FIG. 10, the tip of the second output shaft 72 is omitted.
- the rotation torque output by the first output shaft 70 and the rotation torque output by the second output shaft 72 be different from each other.
- the first and second output shafts 70 and 72 it is possible to adapt to various existing low tanks and drive the flowing water mechanism. That is, the rotation torque and rotation angle required for the output shaft differ depending on the structure of the low tank. According to this specific example, by providing two output shafts 70 and 72, it is possible to widely adapt to these different requirements.
- the power transmission shaft 80 has a substantially cross-sectional shape perpendicular to the rotation axis thereof, and has a rotationally symmetric shape in units of 90 °. That is, it is a fourth-order rotational symmetry. By doing so, the mounting angle of the member (not shown) to be mounted on the shaft 80 can be changed by 90 ° at a time, and it is possible to adapt to a mouth tank having various structures.
- connection code 76 for supplying a control signal from the control section 500 is connected to the drive section 40.
- An operating handle 100 (not shown) is attached to the shaft 22 protruding outside the low tank. Even when the operation handle is manually operated, the manual rotation torque is transmitted to the output shafts 70 and 72 via the shaft 22 respectively. At this time, in order to prevent the cogging torque of the motor built in the drive unit 40 from being added, a predetermined idling angle is given to the operating shaft of the motor, or a clutch mechanism or the like is added. Good. In this regard, it is possible to adopt the configuration described in the Japanese Patent Application (Japanese Patent Application No. 2002-2925) filed earlier by the present inventors with the Japan Patent Office. ⁇
- FIG. 12 is a conceptual diagram showing an arrangement relationship of a main part of an internal structure of a toilet bowl cleaning device 10 according to an embodiment of the present invention. That is, FIG. 1 shows a state in which the toilet flushing device 10 of the present embodiment is mounted inside the low tank 200.
- the low tank 200 illustrated in the figure has a dew-proof layer 204 made of a foam material or the like provided on the inner wall surface in order to prevent “condensation” on the outer wall.
- a lid 270 is provided on the tank.
- the toilet flushing device 10 of the present embodiment includes an input shaft 22, speed reduction means 41, a motor 42, and an output shaft 70.
- the input shaft 22 protrudes outside the tank through an opening 202 provided in the outer wall of the low tank 200, and an operation handle (not shown) is appropriately attached to the end thereof.
- an operation handle (not shown) is appropriately attached to the end thereof.
- the rotational drive A can be manually input.
- the reduction means 41 has a plurality of gears, and reduces the output of the motor 42 and transmits the output to the output shaft 70.
- the output shaft 70 projects in a direction opposite to the input shaft 22. Further, a second output shaft 72 (not shown) is provided separately from the output shaft 70 so that the output from the speed reduction means 41 can be taken out.
- the output shaft 70 is provided substantially parallel to the input shaft 22, is coupled to the input shaft 22, and projects toward the inside of the low tank 200. At the same time, the output shaft 70 is appropriately connected to the speed reduction means 41 so that the output can be taken out. In a preferred embodiment of the present invention, the output shaft 70 and the input shaft Although they are coaxial with g22, the present invention is not limited to this.
- a power transmission member for example, the shaft 80 shown in FIGS. 9 to 11
- a low tank is provided by a manual input A or an output from the deceleration means 41. The opening operation of the drain valve provided in 200 is enabled.
- the motor 42 When viewed from the protruding end of the input shaft 22, the motor 42 is greater than the speed reduction means 41. It is provided in close proximity. That is, the motor 42 is arranged closer to the wall surface 200 of the low tank than the speed reduction means 41 is.
- the motor 42 has its drive shaft 42 A substantially parallel to the output shaft 70 and the input shaft 22, and is arranged in the same direction as the output shaft 70, that is, toward the inside of the low tank 200. ing.
- an anti-dew layer 204 is provided immediately below the opening 202 of the low tank for mounting the toilet bowl washing device 10 of the present invention.
- the opening 202 is provided close to the upper end of the tank, so the tank lid 270 approaches directly above it.
- the lid 270 also serves as a “hand-washing bowl”. As a result, the lid 270 projects downward as the distance from the tank side wall increases, and approaches the toilet bowl washing device 10 of the present invention.
- the components constituting the toilet bowl washing device 10 have a unique arrangement relationship as shown in FIG.
- FIG. 13 is a conceptual diagram schematically showing the internal structure of the toilet bowl washing device of the present embodiment. This figure is a conceptual diagram for explaining the power transmission relationship. The dimensions and arrangement are not always the same as actual ones.
- a motor 42 as a drive source and five-stage gears 43 to 47 as reduction means 41 are provided inside the toilet flushing device 10 of the present embodiment.
- the rotation torque of the fourth gear 46 is output to the first output shaft 70.
- the rotational torque S of the fifth gear 47 is output as the second output shaft 72.
- the reduction ratio from the first stage to the fourth stage can be approximately 1/100. If the reduction ratio of the fifth gear is approximately 1/2, it is easy to adapt it to various low tanks.
- the shaft 22 is provided with a shaft return spring 52, which is biased to a neutral state.
- a gear return spring 53 is provided on the fourth gear 46, and is biased to a neutral state.
- the fourth-stage gear 46 is coupled to the shaft 22 with a predetermined idling angle. ing.
- FIG. 14 is a schematic diagram showing a cross section of the connection between the fourth gear 46 and the shaft 22. That is, the shaft 22 is disposed inside the fourth gear 46.
- the shaft 22 is connected to the operation handle 100 and the first output shaft 70.
- the outer surfaces of the shaft 22 and the inner surface of the gear 46 are provided with protrusions 22 P and 46 P, respectively.
- FIG. 14 shows the neutral state.
- the shaft 22 that is, the operation handle 100
- the convex portion 2 2 P becomes the convex portion 4 of the gear 46.
- the gear can be rotated independently of the gear 46 as far as it comes into contact with 6P. That is, in this range, the shaft 22 can be rotated without receiving the cogging torque of the motor 42 or the addition of the gear return spring 53. In this way, operation c Manual operation by the handle 100 can be performed lightly.
- the gear 46 idles in the direction of the arrow from the neutral state shown in FIG. 14, and its convex portion 46P is fitted to the convex portion 22P of the shaft 22.
- the shaft is coupled to the shaft 22 and torque is transmitted to the output shaft. That is, the range until the protrusion 46P comes into contact with the protrusion 22P is set as the slip angle.
- FIG. 15 is a schematic diagram illustrating a driver circuit for driving the motor 42 of the toilet bowl cleaning device 10. That is, this driver circuit is built in, for example, the driving section 520 described above with reference to FIGS.
- the driver circuit shown in FIG. 15 prevents the overcurrent from flowing to the motor 42 with the switching elements Tr :! to Tr4 for controlling the rotation direction and the amount of rotation of the motor 42.
- Positive thermistor 7 1d to prevent the back electromotive force etc. during brake control from being applied to the CPU etc. built in the drive unit 500 and the operation unit 5100 etc.
- d2 and diodes d3 and d4 for forming a current path during brake control.
- the switching elements Tr 1 and Tr 4 are turned on, Tr 2 and Tr 3 are turned off, and when the motor 42 is reversed, Tr 1 and Tr 4 are turned off.
- the switching element is turned off, and the switching elements Tr 2 and Tr 3 are turned on.
- a strong brake is applied to the motor 42, one of the switching elements T3 and Tr4 is turned on, and the other switching elements are turned off.
- the brake is applied in this way after rotating the motor 42 by a predetermined amount, the urging force of the gear return spring 53 and the shaft return spring 52 built in the toilet flushing device 10 The motor 4 2
- the shaft is rotated and attempts to return to the neutral position shown in FIG.
- the motor 42 acts as a generator, the regenerative braking by the current-induced magnetic field operates. Further, by providing the diodes d1 and d2, the back electromotive force can be prevented from being applied to a CPU or the like built in the control unit 500 or the like.
- all the switching elements Tr 1 to Tr 4 may be turned off. That is, in this case, a braking action by the cogging torque of the motor 42 is obtained.
- PWM pulse width modulation
- FIG. 16 is a schematic diagram illustrating an energization waveform subjected to PWM control.
- the rotation speed can be controlled by a pulse-like conduction waveform (for example, 24 VDC) as illustrated in FIG. .
- the period G can be set to 1 millisecond (PWM drive frequency 1 kHz), and during braking, the period G can be set to 8 milliseconds (PWM drive frequency 125 Hz).
- FIG. 17 is a flowchart illustrating a driving method of the motor 42 when performing the large cleaning.
- the motor 42 can be driven with a duty of 100%. At this time, the maximum driving force is given to the motor 42, and the output shaft can be quickly rotated to perform a large cleaning.
- FIG. 18 is a flowchart showing a specific example of implementing the small hold operation for 4 seconds by introducing the PWM control.
- step S24 driving with a duty of 100% is performed for one second.
- the output shaft of the toilet flushing device 10 is quickly rotated to the small flush hold position.
- step S24 and S25 motor drive by PWM control is executed.
- the drive duty in step S24 is such that the motor 42 provides enough power to maintain the valve opened in the small cleaning state against the urging force of the shaft return spring 52 and the gear return spring 53.
- the drive duty in step S24 can be set to 80%. In this way, heating of the motor 42 can be prevented even if the state of the small cleaning is held for 4 seconds.
- the small cleaning hold operation may be executed by controlling the motor 42 in a brake manner.
- Fig. 19 is a flowchart showing the small cleaning hold operation with the strong brake control introduced.
- steps S32 and S33 duty 100%
- steps S34 and S35 the strong regenerative brake control is executed by turning on the switching element Tr3 or Tr4.
- the motor 42 slowly returns to the neutral state (the state shown in FIG. 14) by the brake control against the urging force of the shaft return spring 52 and the gear return spring 53. Therefore, the drainage pulp of the low tank can be kept open, and the operation substantially similar to the small hold operation can be realized.
- no electric power is supplied to the motor 42 during the periods of steps S34 and S35, so that there is no heating.
- FIG. 20 is a flowchart showing a specific example in which the strong brake control is performed by the duty control.
- step S44 when the strong brake is applied in step S44, the switching element Tr3 or Tr4 is turned on by duty control as illustrated in FIG.
- the braking force can be finely controlled, and the speed until the output shaft of the toilet flushing device 10 returns to the neutral state (the state shown in FIG. 14) can be appropriately controlled. This makes it possible to increase the water saving effect by finely adjusting the flow rate of water in the small washing hold operation.
- FIG. 21 is a flowchart showing hold control in which weak brake control by cogging torque is introduced.
- step S54 the switching elements Tr1 to Tr4 are all turned off, and weak braking control is performed by the cogging torque of the motor 42. Also in this case, the motor 42 is controlled by the brake control against the biasing force of the shaft return spring 52 and the gear return spring 53. It slowly returns to the neutral state (the state shown in Fig. 14). Therefore, the drainage pulp of the low tank can be kept open, and a small hold operation can be substantially realized. Whether the strong brake control shown in Fig. 19 or the weak brake control shown in Fig. 21 is used depends on the biasing force of the return springs 52, 53 and the small cleaning required for the hold operation. It can be appropriately determined in consideration of the flow rate of water and the like.
- FIG. 22 is a flowchart showing a specific example of implementing weak brake control by duty control. That is, in step S64, the switching elements Tr1 to Tr4 are turned off by duty control as shown in FIG. In this case, too, the breaker can be finely controlled by appropriately selecting the duty, and the speed until the output shaft of the toilet flushing device 10 returns to the neutral state (the state shown in FIG. 14) can be appropriately controlled. . This makes it possible to finely adjust the flow rate of water in the small washing hold operation, thereby increasing the water saving effect.
- FIG. 23 is a perspective view showing a state in which the toilet bowl system of the present embodiment is mounted on a flush toilet having a “right-hand drive type” low tank 200.
- FIG. 24 is a schematic view of the inside of the raw tank 200 viewed from above.
- the toilet flushing system of the present embodiment has a key structure illustrated in FIG. 6, and includes an operating section 5100 of a remote control device, a driving section 5200 built into the toilet seat 40000, and a toilet bowl.
- FIG. 25 and FIG. 26 are schematic views showing an example of the connection between the toilet bowl washing device 10 and the toilet seat 400.
- connection port 402 is provided on the back of the toilet seat 400 provided on the toilet bowl 300. Then, the connection cord 76 connected to the toilet bowl washing device 10 housed in the low tank 200 is drawn out from the air vent hole 290 provided on the back of the low tank 200, and the leading end of The connection plug 78 is connected to the connection port 402 of the toilet seat 400.
- the toilet seat 400 has a built-in driving unit 520 (not shown). For example, by appropriately supplying a drive signal of a DC24 vault, the operation of the toilet flushing device 10 can be appropriately controlled. In other words, the user does not need to operate the operation handle 100 provided in the low tank 200, but can operate the hand switch (operating section 5100) of the remote control device provided as appropriate on the wall surface of the hand washing room. ) Can be used to flush the flush water to the toilet, which is convenient.
- a human sensor is provided in the toilet seat 400 (control unit 500), and for example, when the user approaches or when the toilet seat is seated on the toilet seat 400, the toilet flushing device 1 is made to flow pre-wash water. 0 can work.
- the inner surface of the toilet bowl is flushed with pre-cleaning water, so that it is possible to suppress the adhesion of dirt and the like, so that the toilet bowl is clean.
- the toilet sensor 100 is operated by the human sensor so that the flush water is automatically supplied to the toilet bowl 300. You can also. In this way, so-called “automatic cleaning” is possible, and a toilet cleaning system that is easy to use for the elderly, the physically handicapped, and children can be realized.
- a so-called local cleaning device can be combined with such a toilet seat. That is, the local part of the user sitting on the toilet seat 400 is By incorporating a cleaning device, a toilet cleaning system with even higher functionality and superior usability is realized.
- the toilet flushing device 10 can be operated so that flush water flows in response to the end of the local flush.
- FIGS. 27 and 28 are assembly drawings in which a valve driving part is attached to the first output shaft 70.
- FIGS. 29 and 30 show this toilet flushing device in a low tank 2 position. It is an assembly drawing attached to 00.
- the shaft 80 is fixed to the first output shaft 70 with the screw 81. Further, as shown in FIG. 28, a spacer 82 is inserted into this shaft 80 and fixed with a pin 83, and ball chain levers 84 and 85 are respectively provided near the tip of the spacer 80. Install with 6.
- the threaded projecting portion 20 is made to protrude from the opening 202 of the low tank 200, and the nut 92 is passed through the nuts 92 through the washers 90 and 91, thereby causing the low tank 20 to come out.
- the outer wall of “0” is clamped and fixed.
- the stopper 93 is fixed to the tip of the shaft 22 with the screw 94, and the operation handle 100 for manual operation is press-fitted and fixed from above.
- ball chain levers 84, 85 extending vertically downward from a spacer protruding horizontally into the low tank 200 have ball chains at the ends.
- the low tank 200 is turned “large washing” by turning the operation lever 100 clockwise (CW) and “small washing” by turning it counterclockwise (CCW). And a cleaning mode for performing the operation. Both are performed in flash and no hold is required.
- the ball chain lever 85 has a predetermined idling angle with respect to the spacer 82. That is, as shown in the inset in FIG. 23, when the output shaft 70 rotates in the direction of arrow A (CW), both the chain levers 84 and 85 rotate. Pull up the chains 220 and 230, and open both the upper drain valve 240 and the lower drain valve 250. As a result, the flush water for “large” flows into the toilet 300.
- the washing mode of the “large washing” force s “cw” and the “small washing” force s “C CW” is set to, for example, a default (initial setting) state of the toilet washing system of the present embodiment. That is, when the toilet cleaning device 10 is attached to this type of low tank, the operation of the initial setting by the remote control device 5 10 can be eliminated.
- FIG. 33 is a schematic diagram showing a state in which the toilet bowl washing device 10 of the present invention is attached to a “right-hand drive type” low tank 200 having a different washing mode.
- FIG. 34 is a schematic view of the inside of the low tank 200 viewed from above.
- This low tank 200 has a single drain valve 240 and a ball chain 220 connected to it.
- FIG. 35 is a schematic diagram for explaining the cleaning mode of the low tank 200. is there. In other words, “Large cleaning” is performed by turning the lever 100 clockwise (CW), and “Small cleaning” is performed by turning the lever 100 counterclockwise (C CW) and holding.
- CW clockwise
- C CW counterclockwise
- FIG. 36 is a schematic diagram illustrating an example of an initial setting operation.
- the "stop" switch 5111 provided on the remote control device 5110 is pressed for 10 seconds or more. Then, the liquid crystal display 5 1 2 of the remote control device 5 10 starts blinking. This blinking indicates that the switch mode has been entered to switch the cleaning mode. Next, press the “Small” switch 5 13 on the remote control device for 5 seconds or more. Then, a “pip” sound is heard from the drive section 52 0 provided on the toilet seat 400. This is because, in the block diagram shown in FIG. 6, the cleaning mode determination unit 520A of the driving unit 520 switches the cleaning mode based on the switching signal from the operation unit 510. This is a signal to notify the user or the setter of the fact.
- the toilet flushing system of the present invention operates the clockwise (CW) flush during the “large flush” and the counterclockwise (C CW) hold during the “small flush”. Is implemented surely.
- FIG. 37 is a schematic diagram showing a state in which the toilet bowl washing device 10 of the present invention is attached to a “front handle type” rotor tank 200 having a further different washing mode.
- FIG. 38 is a schematic view of the inside of the low tank 200 viewed from above.
- This low tank 200 also has a single drain valve 240 and a ball chain 220 connected to it.
- the chain chain lever 87 is connected to the second output shaft 72 of the toilet flushing device 10. This is because in the low tank 200 of this type, since the chain lever 87 is long, the rotating torque required on the output shaft to open the drain valve 240 is large. That is, in this specific example, the rotation torque of the second output shaft 72 of the toilet cleaning device 10 can be made larger than the rotation torque of the first output shaft 70.
- FIG. 39 is an assembly drawing showing a process of attaching a chain lever 87 to the second output shaft 72 of the toilet flushing device 10.
- FIG. It is an assembly drawing showing the process of attaching to one tank 200.
- the long chain chain lever 87 of the stroke is fixed by the screw 88.
- a projection 87R is provided on the attachment portion of the ball chain repeller 87.
- the projection 87R acts as a "stopper” in cooperation with a rib 72R (see FIG. 10) provided on the side of the output shaft 72, together with a role as a receiving portion of the screw 88. .
- the rotation of the ball chain repeller 87 stops. In this way, excessive rotation of the ball chain lever 87 can be prevented.
- the rotation torque of the second output shaft 72 is larger than the rotation torque of the first output shaft 70. Therefore, if a rib 72R is provided beside the second output shaft 72 to act as a "stopper", the mechanical load on the rib 72R is large, and the rib 72R may be damaged. In such a case, the "stopper" effect can be obtained using the first output shaft 70. That is, an angle regulating member having a projection 8OR as illustrated in FIGS. 9 and 10 is attached to the first output shaft 70. The rotation range of the first output shaft 70 is regulated by the contact of the lip 70 scale provided beside the first output shaft 70 with the projection 8OR. Is controlled. As described above with reference to FIG. 13, the first output shaft 70 and the second output shaft 72 are interlocked, so that the rotation range of the second output shaft 72 can be regulated.
- FIG. 41 is a schematic diagram for explaining the cleaning mode of the raw tank 200. As shown in FIG. That is, in this low tank, there is no distinction between “large washing” and “small washing”, and in each case, the lever 100 is rotated counterclockwise (C CW) to perform the flushing.
- C CW counterclockwise
- the toilet flushing system of the present invention is mounted on a flush toilet having such a flush mode, for example, the following initial setting operation can be executed by the remote control device 5110.
- FIG. 42 is a schematic diagram illustrating an example of an initial setting operation.
- the "stop" switch 5111 provided on the remote control device 5110 is pressed for 10 seconds or more. Then, the liquid crystal display 5 1 2 of the remote control 5 10 starts blinking. This blinking indicates that the switch mode has been entered to switch the cleaning mode. Next, press the "large” switch 5 14 on the remote control device for 5 seconds or more. Then, a “pip” sound is heard from the drive section 52 0 provided on the toilet seat 400. Then, press the “Stop” switch 5 1 1 on the remote control unit, and the LCD display 5 1 1 2 stops blinking, completing the initial setting operation.
- the toilet cleaning system of the present invention reliably performs the cleaning operation by the counterclockwise (C CW) flush for both “large cleaning” and “small cleaning”.
- a "large” seal may be attached to the "small" switch of the remote control device 5100.
- FIG. 44 is an explanatory diagram showing a specific example in which the initial setting operation is simplified by properly using switches of the remote control device 5110.
- the default (initial setting) state corresponds to “cleaning mode 1 J. From this state, for example, press the“ stop ”switch 511 of the remote control device 5 10 for 10 seconds or more. This allows the user to enter the switching mode, which switches the cleaning mode. At this time, as described above, the user or the setter can be appropriately notified by blinking the liquid crystal 512 or the like.
- the mode can be switched to “Washing mode 2”. At this time, the switching of the mode can be confirmed by sounding "pits" from the driving section 520. If you want to fix to “Washing mode 2”, press the “Stop” switch 5 1 1.
- a manual can be attached to the remote control device 5 10 so that the initial setting operation can be easily performed.
- FIG. 45 is a schematic diagram showing an instruction manual to be attached to the remote control device 5 10.
- FIG. 46 is a schematic diagram showing a change in external appearance caused by attaching the instruction manual to the remote control device 510.
- the initial setting operation can be performed easily and reliably.
- the instruction manual 600 is designed so that only these switches and the liquid crystal 512 appear on the surface and hide the other switches, the initial setting operation can be performed extremely easily and reliably.
- any one of the plurality of cleaning modes is stored in advance in the control unit 500, and any one of the plurality of cleaning modes is selected and operated, thereby adapting to various existing mouth tanks. Can be. Therefore, the user attaches the toilet bowl washing device 10 to the existing low tank and replaces it without having to buy a new low tank.
- the toilet flushing system can be introduced. As a result, it is convenient and convenient to use a flush toilet at a low cost and with ease, having various functions such as the automatic washing described above.
- a slit cover 98 may be provided, and the connection cable 76 may be passed through the slit cover beforehand.
- the mounting angle of the toilet flushing device can be adjusted to suit various types of low tanks.
- the controller 500 selects one of a plurality of cleaning modes and installs the toilet bowl cleaning device 10 according to the structure of the low tank. It may also be necessary to adjust the angle.
- the “inclination washer” the mounting angle of the toilet flushing device 1′0 can be reliably and easily adjusted.
- FIG. 48 is a diagram illustrating a process of attaching the toilet flushing device to the low tank via the inclined washer.
- each of the washers 90 and 91 has a slant shape in which one end is thick and the other end is thin. ”.
- FIG. 49 is an enlarged partial cross-sectional view of a mounting portion of the toilet flushing device using such an inclined washer.
- the relative angle of the axis C of the toilet bowl cleaning device 10 to the wall surface of the low tank 200 can be determined in a predetermined direction. Can be inclined by an angle of As a result, in the low tank 200, the arrangement relation of the toilet flushing device 100 can be adjusted to an optimum angle.
- a general low tank 200 is made of ceramic, and is often formed so that an opening is slightly widened upward for “die cutting” in the manufacturing process. That is, the side surface of the low tank 200 is not parallel to the vertical direction but is inclined. In such a case, if it is fixed via the inclined washers 90 and 91 as illustrated in FIG. 49, it becomes possible to mount the toilet bowl washing device 10 so that the axis C is horizontal.
- these inclined washers 90 and 91 can be inserted into the threaded projecting portion 20 at least at two or more different angles. That is, the washers 90 and 91 can be attached to the screw projecting portion 20 by rotating at a predetermined angle. Specifically, for example, the washer 90 can be rotated and inserted at every 90 ° with respect to the protruding base 20B. The pusher 91 is so arranged that the protrusion 91 P is engaged with the slit 20 C (see FIG. 11: provided at intervals of 90 °) of the screw-in protrusion 20. Is entered. In other words, the washer 91 can also be inserted into the threaded protrusion 20 by rotating it at intervals of 90 °.
- the toilet bowl washing device 10 in a desired direction by rotating the inclined washers 90 and 91 appropriately.
- the washer 90 is arranged so that the right side is thicker toward the front, and the washer 91 is arranged so that the left side is thicker.
- the toilet flushing device 10 is positioned in the direction of the arrow (in the direction of the arrow) inside the low tank 200. (Left side).
- components such as the bottom of a hand-washing bowl (not shown) provided on the lid of the low tank 200 and other overflow pipes (not shown) provided in the low tank 200 and the toilet bowl Interference with the cleaning device 10 can be prevented.
- FIGS. 48 to 51 (a) are merely examples.
- the toilet flushing device 10 can be attached in the low tank 200 so as to be inclined rightward or upward.
- a seal for distinguishing between "large” and "small” may be attached.
- the spacer 82 can be omitted in the present invention.
- the chain chain wrapper 84 can be directly inserted into the shaft 80 of the toilet flushing device 10 and fixed by the pins 86.
- the shaft 80 may be provided with grooves 80 A, 80 B, etc. for fixing as appropriate. That is, by fitting these fixing grooves 80 A and 80 B with the pins 86, the ball chain lever 84 can be securely fixed.
- the chain lever 84 By selecting the most suitable one from a plurality of fixing grooves 80A and 8OB, it is possible to adapt to various low tanks.
- the chain lever 84 must be capable of being inserted into the distal end portion 82B of the spacer 82 as shown in FIG. At the same time, as shown in FIG. 33, it is desirable that the shaft 80 can be inserted and mounted.
- the cross-sectional shape of the distal end portion 82B of the spacer 82 and the cross-sectional shape of the shaft 80 may be substantially the same.
- the shape of the insertion hole of the spacer 82 into which the shaft 80 is inserted (the cross-sectional shape of the shaft 80 is substantially the same as that of the shaft 80 except for the dimensional difference for smooth insertion).
- the cross-sectional shape of the distal end portion 82B of the spacer 82 may be substantially the same.
- the size of the insertion hole of the connection portion 82B may be slightly larger than that of the shaft 80.
- cross-sectional shape of the shaft 80 and the cross-sectional shape of the distal end portion 82B of the spacer 82 need not be completely the same, and the insertion hole 84H of the ball chain lever 84 described later is not required. Substantially the same may be used to the extent that insertion is impossible.
- the chain lever 84 can be inserted and fixed to the tip portion 82B of the spacer 82, and can also be inserted and fixed to the shaft 80 at the same time.
- parts can be shared, and the number of parts can be reduced, and at the same time, problems such as mixing of parts can be eliminated when construction is performed on site.
- the overflow pipe 260 provided inside the low tank and the water supply can be adjusted.
- the ball chain lever 84 can be smoothly rotated without interfering with various elements such as the pipe 270. As a result, by combining the function of switching the washing mode, it is possible to provide a toilet flushing device that is compatible with a wide variety of mouth tanks.
- FIG. 53 is a schematic diagram for explaining a mounting direction of the ball chain wrapper 84.
- the ball chain lever 84 can be inserted into and fixed to the shaft 80 in the direction of A and the opposite direction of B.
- FIG. 54 is a schematic view illustrating the structure of the ball chain lever 84. That is, FIG. 2A is a top view, FIG. 2B is a left side view, FIG. 2C is a longitudinal sectional view, FIG. 2D is a right side view, and FIG.
- the ball chain lever 84 of this example is provided with a substantially cross-shaped insertion hole 84H.
- This insertion hole 84H is aligned with the substantially cross-shaped cross section of the shaft 80, and can be inserted into the shaft 80 to prevent idling.
- the cross-sectional shapes of the insertion hole 84 H and the shaft 80 are each rotationally symmetric in the fourth order, as described above with reference to FIGS. 9 and 10, any one of the four mounting angles is used. Can be arbitrarily selected.
- the amount of pulling-up of the chain can be varied by inclining the projecting direction P of the chain lever 84 with respect to the axis of symmetry of the insertion hole 84H.
- FIG. 55 is a schematic view illustrating the rotation angle range of the toilet flushing device 10. That is, in this specific example, the shaft 80 rotates by 80 ° in the direction of arrow A when flowing “small” washing water, and the shaft 80 rotates when flowing “large” washing water. Rotates 110 ° in the direction of arrow B. In contrast, existing manual low tanks have different rotation angles for “large” and “small”.
- the toilet bowl cleaning device 10 can be adapted to any of these low tanks by reversing the mounting direction of the ball chain lever 84.
- FIGS. 57 and 58 are schematic diagrams showing rotation angles when the mounting direction of the ball chain lever 84 is reversed. That is, these figures are schematic diagrams viewed from the direction of arrow Z in FIG. 55.
- the ball chain lever 84 is inclined by 15 ° in the counterclockwise direction from below vertically in the neutral state, as shown in FIG. In this state, when the shaft 80 of the toilet flushing device rotates clockwise by 80 °, the inclination angle of the ball chain lever 84 becomes 65 ° from below vertically as shown in FIG.
- the chain lever 84 is inserted into the shaft 80 in the opposite direction to that of FIG. That is, as shown in FIG. 9A, the ball chain lever 84 is inclined by 15 ° in the clockwise direction from below vertically in the neutral state. When the shaft 80 rotates clockwise by 80 ° from this state, the inclination angle of the ball chain lever 84 becomes 95 ° from below vertically as shown in FIG.
- the ball chain lever 84 is inverted with respect to the shaft 80 so that it can be inserted, and the protruding direction P is set to the symmetry axis S of the insertion hole 84H.
- the amount of pulling up of the chain corresponding to “large” and “small” can be made variable.
- the flushing mode can be varied and the operating range can be varied at the same time, and it is possible to provide a toilet flushing device that is compatible with various types of low tanks.
- control unit 500 the type of cleaning mode to be stored, and the like are not limited to the scope of the present invention, even if those skilled in the art have appropriately changed the design, provided that they have the gist of the present invention. Is included.
- a plurality of control units of a toilet flushing system are provided.
- By adding a function to select and set one of the washing modes it is possible to adapt to various types of low tanks already on the market by properly using them.
- the mounting angle of the toilet bowl washing device, the distance from the output shaft to the ball chain lever, the operating angle range of the ball chain lever, and the like can be changed as appropriate. As a result, users can benefit from electric cleaning without having to buy a low tank.
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Aviation & Aerospace Engineering (AREA)
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Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/555,166 US20070151008A1 (en) | 2003-05-02 | 2004-05-06 | Toilet bowl flushing system |
| KR1020057020771A KR100750579B1 (ko) | 2003-05-02 | 2004-05-06 | 변기 세정 시스템 |
| CN2004800114562A CN1780966B (zh) | 2003-05-02 | 2004-05-06 | 便器冲洗系统 |
Applications Claiming Priority (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003127488 | 2003-05-02 | ||
| JP2003-127487 | 2003-05-02 | ||
| JP2003127487 | 2003-05-02 | ||
| JP2003-127488 | 2003-05-02 | ||
| JP2003-206132 | 2003-06-30 | ||
| JP2003206132 | 2003-06-30 | ||
| JP2003206130A JP3710065B2 (ja) | 2003-05-02 | 2003-06-30 | 便器洗浄システム |
| JP2003-206130 | 2003-06-30 | ||
| JP2004024315A JP2005036634A (ja) | 2003-05-02 | 2004-01-30 | 便器洗浄装置及び便器洗浄システム |
| JP2004-24315 | 2004-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005012659A1 true WO2005012659A1 (ja) | 2005-02-10 |
Family
ID=34120079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/006415 Ceased WO2005012659A1 (ja) | 2003-05-02 | 2004-05-06 | 便器洗浄システム |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20070151008A1 (ja) |
| KR (1) | KR100750579B1 (ja) |
| CN (1) | CN1780966B (ja) |
| WO (1) | WO2005012659A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008046070A3 (en) * | 2006-10-13 | 2008-06-05 | Sloan Valve Co | Programmable automatic flushometer |
| US8234724B2 (en) | 2006-09-29 | 2012-08-07 | Sloan Valve Company | Automatic dual flush activation |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101451371B (zh) * | 2007-11-30 | 2012-02-29 | Toto株式会社 | 便器装置 |
| CN101538887A (zh) * | 2009-04-02 | 2009-09-23 | 嘉兴淳祥电子科技有限公司 | 感应式自动冲水马桶 |
| US8330584B1 (en) * | 2009-07-16 | 2012-12-11 | John Pfanstiehl | Remote control with lockable keys |
| US20110072569A1 (en) * | 2009-09-30 | 2011-03-31 | Kishor Chandra Desai | Toilet for handicapped and normal people |
| USD635219S1 (en) | 2010-04-20 | 2011-03-29 | Zurn Industries, LCC | Flush valve actuator |
| CN102710276A (zh) * | 2012-05-18 | 2012-10-03 | 上海科勒电子科技有限公司 | 一种卫浴设备的无线收发装置的配对方法 |
| US9469980B2 (en) | 2013-03-15 | 2016-10-18 | Fluidmaster, Inc. | Click fit toilet flush handle lever assembly |
| US11253114B2 (en) | 2016-05-06 | 2022-02-22 | Whole Bath, Llc | Wash, clean and dry system with removable spray canister device |
| CN110022741A (zh) * | 2016-08-11 | 2019-07-16 | 荷鲁贝斯有限公司 | 具有内建清洁器组件的清洗系统及方法 |
| US10487486B2 (en) | 2017-02-08 | 2019-11-26 | Zurn Industries, Llc | Flush valve with relief valve having axially-translatable valve element |
| JP6578627B2 (ja) * | 2018-02-15 | 2019-09-25 | Toto株式会社 | 排水弁操作装置、洗浄水タンク装置、及び、水洗大便器 |
| DE112019001701T5 (de) * | 2018-03-30 | 2020-12-10 | Lixil Corporation | Toilettenvorrichtung und Toilettensitzeinheit |
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| JPH0451926A (ja) * | 1990-06-19 | 1992-02-20 | Sankyo Seiki Mfg Co Ltd | 開閉体の駆動装置 |
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2004
- 2004-05-06 KR KR1020057020771A patent/KR100750579B1/ko not_active Expired - Fee Related
- 2004-05-06 WO PCT/JP2004/006415 patent/WO2005012659A1/ja not_active Ceased
- 2004-05-06 US US10/555,166 patent/US20070151008A1/en not_active Abandoned
- 2004-05-06 CN CN2004800114562A patent/CN1780966B/zh not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0451926A (ja) * | 1990-06-19 | 1992-02-20 | Sankyo Seiki Mfg Co Ltd | 開閉体の駆動装置 |
| JPH0583078U (ja) * | 1992-04-17 | 1993-11-09 | 東陶機器株式会社 | 流量制御装置 |
| JPH0726610A (ja) * | 1993-07-13 | 1995-01-27 | Inax Corp | ロータンクのハンドル装置 |
| JPH1136405A (ja) * | 1997-07-17 | 1999-02-09 | Hitachi Chem Co Ltd | 自動便器洗浄装置 |
| JP2004124594A (ja) * | 2002-10-04 | 2004-04-22 | Toto Ltd | 便器洗浄装置 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8234724B2 (en) | 2006-09-29 | 2012-08-07 | Sloan Valve Company | Automatic dual flush activation |
| US8561225B2 (en) | 2006-09-29 | 2013-10-22 | Sloan Valve Company | Automatic dual flush activation |
| US9499965B2 (en) | 2006-09-29 | 2016-11-22 | Sloan Valve Company | Automatic dual flush activation |
| WO2008046070A3 (en) * | 2006-10-13 | 2008-06-05 | Sloan Valve Co | Programmable automatic flushometer |
| CN102155044A (zh) * | 2006-10-13 | 2011-08-17 | 斯洛文阀门公司 | 可编程自动冲水装置 |
| US8037551B2 (en) | 2006-10-13 | 2011-10-18 | Sloan Valve Company | Programmable automatic flushometer |
| CN102155044B (zh) * | 2006-10-13 | 2013-11-20 | 斯洛文阀门公司 | 可编程自动冲水装置 |
| US8635717B2 (en) | 2006-10-13 | 2014-01-28 | Sloan Valve Company | Programmable automatic flushometer |
| US9347209B2 (en) | 2006-10-13 | 2016-05-24 | Sloan Valve Company | Programmable automatic flushometer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1780966A (zh) | 2006-05-31 |
| CN1780966B (zh) | 2010-04-28 |
| KR100750579B1 (ko) | 2007-08-21 |
| US20070151008A1 (en) | 2007-07-05 |
| KR20060054177A (ko) | 2006-05-22 |
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