JPH0724460Y2 - Hot water cleaning device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a hot water washing device for jetting hot water to the buttocks of a toilet user sitting on a toilet seat to wash the buttocks. More specifically, the present invention relates to a hot water washing device in which hot water and water are mixed by a mixing valve to obtain mixed water having a predetermined temperature, and the mixed water is supplied to a washing nozzle.

[Prior Art] The configuration of a conventional hot water cleaning apparatus of this type will be described with reference to FIG.

In FIG. 4, a hot water supply pipe 1 and a water supply main pipe 2 are connected to a mixing valve 7 via strainers 3 and 4 and check valves 5 and 6. This mixing valve 7 is a thermostat mixing valve having a temperature sensitive element inside, and by expanding and contracting the temperature sensitive element,
The mixing ratio of hot and cold water is automatically adjusted so that the mixed water has a target temperature.

The mixed water outlet of the mixing valve 7 is connected to the shower nozzle 10 and the charm nozzle 11 via pipes 7a, 8 and 9. The shower nozzle 10 is a unisex cleaning nozzle, and the charm nozzle 11 is a women-only cleaning nozzle. These pipes 8 and 9 are provided with hot water supply ports 14 of a shower nozzle 10 and a charm nozzle 11 via operation valves 12 and 13, respectively.
Connected to 15.

Other pipes 8a and 9a are branched from the pipes 8 and 9 on the downstream side of the operation valves 12 and 13, and these pipes 8a and 9a are connected to the rear end openings 16 and 17 of the shower nozzle 10 and the charm nozzle 11. Has been done. Furthermore, from these pipes 8a and 9a, the pipe 8
b and 9b are branched, and the tip openings of these pipes 8b and 9b open at the tip portions of the tip portions of the shower nozzles 10 and 11.

The shower nozzle 10 and the charm nozzle 11 are nozzle bodies 20 and 21 that can project from the cylinders 18 and 19, respectively.
And return springs 22 and 23 for urging the nozzle bodies 20 and 21 in the direction of retracting into the cylinders 18 and 19, and communicating holes 24 and 25 provided in the nozzle bodies 20 and 21. There is.

A low tank water supply pipe 51 for supplying water from the water supply main 2 to the low tank 50 is branched.

In the hot water cleaning apparatus configured as above, when the shower operation valve 12 is opened, the hot water supply pipe 1 and the water supply main pipe 2
The hot water and the hot water are respectively flowed into the mixing valve 7 and mixed. The mixed water having an appropriate temperature is sent from the pipe 8 to the shower nozzle 10. In this case, first, the water supply pressure is transmitted from the pipe 8a to the rear end opening 16, and the nozzle body 20 is projected from the cylinder 18.

When the nozzle body 20 advances to a predetermined position, the nozzle body 20
The inside of the pipe communicates with the hot water supply port 14 through the communication hole 24, and the mixed water in the pipe 8 flows into the nozzle body 20.
Is ejected from the tip of the to the buttocks of the human body. A part of the mixed water is discharged from the tip of the pipe 8b, and the outer peripheral surface of the nozzle body 20 is washed.

When the shower operation valve 12 is opened, the nozzle body 20
The jetting of hot water from is stopped and the nozzle body 20 is retracted into the cylinder 18 by the urging force of the return spring 22. At this time, the water remaining in the cylinder 18 is pushed by the nozzle body 20, passes through the pipes 8a and 8b, and is discharged from the tip of the pipe 8b.

Even when the charm operation valve 13 is opened, similarly, when the nozzle body 21 advances and the communication hole 25 coincides with the hot water supply port 15, the mixed water is ejected from the tip of the nozzle body 21.
When the charm operation valve 13 is closed, the jetting of hot water from the nozzle body 21 is stopped and the nozzle body 21 retracts into the cylinder 19.

In the above hot water washing apparatus, immediately after the washing is started, the water remains in the mixing valve 7, and therefore, the water having a temperature lower than the target mixed water temperature of the mixing valve 7 is shower nozzle 10 and charm nozzle 11. Is supplied to. Therefore, low temperature water is applied to the buttocks of the user of the toilet bowl, which makes the user feel uncomfortable.

Therefore, a hot water supply controller has been proposed in which a valve is provided on the downstream side of the mixing valve and the mixed water is discarded in a toilet bowl when the temperature of the mixed water from the mixing valve is lower than a predetermined temperature.

Further, although the above-mentioned device is provided with the manual valves 12 and 13, a hot water supply controller including an electric valve or a solenoid valve may be used.

[Problems to be Solved by the Invention] As described above, when the electrically driven hot water supply controller is provided on the downstream side of the mixing valve of the hot water washing device, conventionally, the power source of these electric circuits is a commercial power source. For this reason, the installation work of the hot water washing device requires connection work with a commercial power source, which makes the work complicated.

[Means for Solving the Problems] The hot water connection device of the present invention comprises a mixing valve to which a water main pipe and a hot water pipe are connected, a washing nozzle to which mixed water is supplied from the mixing valve, and a downstream of the mixing valve. In a hot water washing device having a hot water supply controller provided on the side and a water supply pipe for a low tank for branching water from the water supply main, the water supply main or the water supply main for a low tank is provided. A hydroelectric generator is provided, and the hot water supply controller is operated by the electric power of the hydroelectric generator.

[Operation] In the hot water cleaning device of the present invention, since the hot water supply controller is operated by the electric power of the hydroelectric generator, it is not necessary to connect it to a commercial power source.

Embodiments Embodiments will be described below with reference to the drawings.

FIG. 1 is a system diagram showing a configuration of a hot water washing device according to an embodiment of the present invention, and FIG. 2 is a side view of a toilet bowl incorporating the hot water washing device.

As shown in the figure, a two-way valve 26 consisting of a solenoid valve is provided in the middle of the pipe 7a connected to the tap hole of the mixing valve 7. Further, a chamber 27 is installed on the downstream side of the two-way valve 26, and a water temperature sensor 28 is provided in the chamber 27. Pipes 29 and 30 are drawn out from the chamber 27, and the pipe 29 is branched into pipes 8 and 9 in the middle thereof.
In addition, the tip end of the pipe 30 opens into the toilet bowl of the toilet 31. A two-way valve 32 consisting of a solenoid valve is provided in the middle of the pipe 30.
Is provided.

The low tank water supply pipe 51 is provided with a hydroelectric generator 52. The output of the hydraulic power generator 52 is rectified by the charge control circuit 53 into a smooth direct current, and then charged in the storage battery 54. The electric power of the storage battery 54 is output to the hot water supply control circuit 56, and the detection signals of the seating sensor 55 and the water temperature sensor 28 are input to the hot water supply control circuit 56. Control signal (electric power) from the hot water supply control circuit 56
Is output to the two-way valves 26 and 32. 57 is a backup battery.

In addition, in FIG. 2, the toilet 31 is attached to the counter 36 in the toilet room, and the hot water supply pipe 1 and the water supply main 2
Is passed through the counter 36. A toilet seat box 37 is provided on the upper surface of the toilet bowl 31.
The strainers 3 and 4, the mixing valve 7, the two-way valves 26 and 32, the shower operation valve 12, the charm operation valve 13, the charge control circuit 53, the storage battery 54, the hot water supply control circuit 56, the backup dry battery 57 and the like are installed therein. ing. The operation handles 12a and 13a of the valves 12 and 13 are the toilet seat box.
It is installed projecting on the outer surface of 37. Further, the shower nozzle 10 and the charm nozzle 11 are attached to the rear surface portion of the toilet bowl.

Reference numeral 38 in FIG. 2 indicates a toilet lid, and 39 indicates a trap portion.
Although not shown in the figure, a water supply pipe from the low tank 50 is connected to the toilet bowl 31 so that flush water can be supplied to the rim water passage 40 of the toilet bowl 31. A drain pipe (not shown) is connected to the drain port 41 of the toilet bowl 31.

The other reference numerals in FIG. 1 indicate the same parts as those shown in FIG.

The seating sensor 55 is provided on the hinge portion for pivoting the toilet seat 33 in the toilet seat box 37 or on the lower surface of the toilet seat 33.

In the hot water cleaning device configured as described above, when flush water flows from the low tank 50 toward the toilet 31, water is replenished from the water supply pipe 51 to the low tank 50, and the generator 52 is activated to charge the storage battery 54. To be done. The user of the toilet 31 has a toilet seat 33
When seated at, the two-way valve 26 opens based on the signal from the seating switch 34. As a result, hot water and water from the hot water supply pipe 1 and the main water supply pipe 2 flow into the mixing valve 7,
The mixed water flows into the chamber 27 through the pipe 7a. The two-way valve 32 is open in this initial state. When the temperature of the mixed water detected by the sensor 28 is lower than a predetermined temperature (for example, 35 ° C.), this valve open state continues. Therefore, the low temperature mixed water from the mixing valve 7 is discarded from the pipe 30 into the toilet bowl.

When the temperature of the mixed water gradually rises and the temperature detected by the sensor 28 becomes higher than a predetermined temperature (for example, 35 ° C.), the hot water supply control circuit
56 closes the two-way valve 32. Then, the water pressure of the mixed water is applied to the nozzles 10 and 11 side. Therefore, in this state, by opening the shower operation valve 12 or the charm operation valve 13, the shower nozzle is opened.
Hot water is ejected from the nozzle 10 or the charm nozzle 11. The operations of the shower nozzle 10 and the charm nozzle 11 associated with the opening and closing operations of the operation valves 12 and 13 are the same as those of the conventional example shown in FIG.

Thus, in the present embodiment, the mixing valve 7
Shower nozzle 1
0, it will not be supplied to the charm nozzle 11, and immediately after the start of washing, the mixed water of an appropriate temperature will be jetted toward the human buttocks. Moreover, the hot water supply control circuit 56 and the like are operated by the storage battery 54 charged with the electric power from the hydroelectric generator 52.

FIG. 3 is a system diagram of a hot water washing apparatus according to another embodiment of the present invention.

In this embodiment, hot water supply control to the cleaning nozzles 10 and 11 is performed by hot water supply valves 61 and 62 of variable flow rate. A control signal (electric power) is supplied from the hot water supply control circuit 56 to the hot water supply valves 61 and 62, and the hot water supply control circuit 56 causes the cleaning switches 71 and 72 to be supplied.
And outputs a signal to the valves 61 and 62. When these switches 71 and 72 are operated, the openings of the valves 61 and 62 are adjusted so that the flow rates will be in accordance with the operation amounts, so that the cleaning with a desired strength can be performed. The operation of the nozzles 10 and 11 during cleaning is the same as in FIG.

Also in the present embodiment, the hot water supply control circuit 56 is operated by the electric power from the hydroelectric generator 52 via the storage battery 54, and does not need to be connected to a commercial power source.

In the embodiment shown in FIGS. 1 and 3, the hydroelectric generator 52 is installed in the low tank water supply pipe 51, but the hydroelectric generator may be installed in the water supply main 2 upstream of the water supply pipe 51.

[Effect] As described above, the hot water cleaning device of the present invention does not require connection to a commercial power source and is easy to install.

[Brief description of drawings]

FIG. 1 is a system diagram of a hot water washing apparatus according to an embodiment of the present invention,
FIG. 2 is a side view of a toilet bowl equipped with an embodiment apparatus, FIG. 3 is a system diagram of a hot water cleaning apparatus according to another embodiment, and FIG. 4 is a system diagram of a conventional hot water cleaning apparatus. 1 ... Hot water supply pipe, 2 ... Water supply main pipe, 3, 4 ... Strainer, 5,
6 ... Check valve, 7 ... Mixing valve, 8, 9 ... Piping, 10
… Shower nozzle, 11… Charm nozzle 20,21… Nozzle body, 26,32… Two way valve, 27… Chamber,
28 ... Water temperature sensor, 31 ... Toilet bowl, 50 ... Low tank, 52 ... Hydropower generator, 54 ... Storage battery.

Claims (1)

[Scope of utility model registration request] 1. A mixing valve to which a main water supply pipe and a hot water supply pipe are connected, a cleaning nozzle to which mixed water is supplied from the mixing valve, a hot water supply controller provided downstream of the mixing valve, and the water supply. It branches from the main,
In a hot water cleaning device having a low tank water supply pipe for guiding water to a low tank, a water generator is provided in the water supply main pipe or the low tank water supply pipe, and the hot water supply controller is operated by the electric power of the water generator. A hot water cleaning device characterized in that