JP3780163B2 - Hot water washer - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a hot water washer that can be moved without supplying water pipes for supplying wash water with a cartridge tank.
[0002]
[Prior art]
Conventionally, as a sanitary washing device for washing a local area such as an anus, a water storage tank, a pump, and a washing nozzle that are integrally incorporated in a toilet seat are generally well known. However, since it can be used only on a toilet in such a configuration, for example, when an elderly person or an infant who needs nursing care is used, the usability is inevitably deteriorated, and the use form is limited.
[0003]
Accordingly, movable hot water sanitary washing machines have come to be used so that they can be used in places other than toilets. As an example of the conventional hot water washer, a cartridge type tank is set at the upper part of the water tank, the water flowing out from the tank is stored in the water tank, and it is warmed by a heater to form hot water, and this hot water is driven by the pump. As a result, the cleaning part was cleaned by ejecting from the nozzle. (For example, refer to Japanese Utility Model Publication No. 62-35440)
[0004]
[Problems to be solved by the invention]
In a conventional hot water washer, the entrance from the cartridge tank to the water storage tank and the entrance from the water storage tank to the pump are close to each other, so that hot water is discharged during use and the same amount of cold water enters from the cartridge tank. There was a problem that there was a risk of being supplied from and ejected.
[0005]
Moreover, in the structure where the water tank has a low profile and a horizontally long shape and cold water is supplied from above, the heat convection is poor and it is difficult to obtain a uniform temperature distribution. Furthermore, since the height cannot be increased, there is a problem that the volume of the water storage tank cannot be increased.
[0006]
An object of the present invention is to provide a warm water washer that can solve the above-described problems.
[0007]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the present invention provides a sub-tank that receives the water in the cartridge tank, supplies the water in the sub-tank to the hot water tank by a pump, and heats the water in the hot water tank to form hot water. The hot water in the hot water tank is pressurized by a pump and sprayed to the cleaning section via a solenoid valve and a cleaning nozzle.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
In claim 1 of the present invention, in the main body outer case, a cartridge tank is detachably provided, a sub tank for receiving the cartridge tank is provided, and a hot water tank for supplying water in the sub tank via a pump is provided, Further, the water in the hot water tank is heated to form hot water, and the hot water is pressurized by a pump and is blown to the washing section via a solenoid valve and a washing nozzle.
[0009]
Further, in claim 2, the water channel on the washing nozzle side is normally closed by a solenoid valve and is opened only when in use, and the sub tank side at the other water channel end is open to the atmosphere. is there.
[0010]
According to a third aspect of the present invention, there is provided a warm water washer provided with an air valve for taking outside air into the water channel at the highest position of the water channel between the hot water tank and the electromagnetic valve.
[0011]
In claim 4, an air valve for taking outside air into the water channel is provided at the uppermost position of the water channel between the hot water tank and the solenoid valve, and the operation part of the air valve is positioned on the wall surface of the cartridge tank storage unit, This is a warm water washer that can be operated only when the cartridge tank is removed.
[0012]
Furthermore, in claim 5, a drainage channel for draining from the sub-tank and the hot water tank is provided separately from the main water channel for the washing water injection, these drainage channels are combined into one water channel, and a drain plug is provided at the tip of the drainage channel. It is a hot water washer having a configuration.
[0013]
In the present invention, the hot water tank has a vertically long and substantially cylindrical shape, and has a water suction port at the lower end side and a heating element and a temperature sensor immediately above it, and is always kept at a water temperature of about 40 ° C. I'm leaning. That is, since the hot water tank has a cylindrical shape, it has good convection and a uniform temperature distribution.
[0014]
In use, the hot water tank absorbs water from below and discharges water from the top, and the hot water tank is heated from the top in order, so cold water is not sent to the washing nozzle side, which is very convenient to use. It is. Therefore, it has an ideal shape and configuration for a hot water tank.
[0015]
【Example】
Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.
[0016]
FIG. 1 is a cross-sectional view of a hot water washer showing an embodiment of the present invention, FIG. 2 is a detailed view of part A in FIG. 1, and FIG. 3 is a detailed view of part B in FIG.
[0017]
In the figure, reference numeral 1 denotes a cartridge tank which supplies cleaning water and is detachably portable with respect to the main body and has a capacity of about 2000 cc. The cartridge tank 1 has a carrying tote 2 at one end, and an opening 4 at the other end. A cap 3 is detachably attached to the outer periphery of the opening 4. The cap 3 is provided with a water supply port 5 at the center, and a valve 6 is attached via a valve spring 7. The valve 6 is normally energized by a valve spring 7 and closes the supply port 5.
[0018]
A sub tank 8 holds the cartridge tank 1 and stores 200 to 250 cc of supply water, and is integrally formed as a part of the main body outer case 9. Reference numeral 10 denotes a receiving portion that holds the cartridge tank 1. A push rod 11 pushes up the valve 6 of the cap 3 when the cartridge tank 1 is set, and the valve 6 overcomes the urging force of the valve spring 7 and opens the supply port 5.
[0019]
The sub tank 8 is provided with a water outlet 12 and a drain outlet 13. The water outlet 12 is connected to a water inlet of a pump 15 by a hose 14, and is further piped from the water outlet of the pump 15 to a hot water tank 17 by a hose 16. Although not shown, the hot water tank 17 is composed of a water heater, a temperature controller, and the like, and produces hot water having a constant temperature of about 40 ° C., and can store water having a capacity of about 700 cc.
[0020]
Reference numeral 18 denotes an air valve, a lower case 19 having a water inlet and a water outlet, an upper case 22 that forms an air inlet 20 and a closing portion 21, a valve spring 23, and a closing knob 35 that is an operating knob 35 for the air valve 18. And a valve 24. The closing valve 24 is guided by the air inlet 20 of the upper case 22 to open and close. The air valve 18 is attached at the highest position of the water channel, and the operation knob 35 of the closing valve 24 is attached so as to protrude from the upper portion of the main body outer case 9.
[0021]
An electromagnetic valve 25 is normally closed and opens the water channel only during operation. Reference numeral 28 denotes a cleaning nozzle, which sprays hot water for cleaning toward a cleaning part such as an anus and cleans it.
[0022]
The water outlet of the hot water tank 17 is connected to the water inlet of the air valve 18 via the hose 26, and the water outlet of the air valve 18 is connected to the water inlet of the electromagnetic valve 25 via the hose 27. The water outlet of the electromagnetic valve 25 is connected to the cleaning nozzle 28 via a hose 29.
[0023]
A drainage port 30 is provided on the bottom surface of the hot water tank 17, a drainage hose 31 is connected to the drainage port 30, and a drainage port 13 is provided on the bottom surface of the sub tank 8. A drain hose 32 is connected to the. Further, the drain hose 31 and the drain hose 32 are connected to and integrated with a drain plug body 33. The drain plug body 33 is provided with a drain plug 34 that can be attached and detached with screws or the like.
[0024]
The operation of the hot water washer configured as described above will be described.
[0025]
The cartridge tank 1 for supplying cleaning water is taken out from the main body, the cap 3 is removed, water is added, the cap 3 is attached, the cap 2 is carried, inserted into the main body, and set in the receiving portion 10 of the sub tank 8. At this time, the valve 6 provided in the cap 3 is pushed up by the push rod 11, the supply port 5 is opened, and the cleaning water is supplied from the cartridge tank 1 into the sub tank 8.
[0026]
When the cleaning water is supplied and the water level in the sub-tank 8 rises to reach the end surface of the cap 3, the water and air cannot be replaced into the cartridge tank 1, and the supply of water is stopped.
[0027]
The washing water in the sub tank 8 is supplied to the hot water tank 17 by operating the pump 15, and is heated by a heater while the hot water tank 17 is full and kept at an appropriate temperature of about 40 ° C. This state is a standby state. When the pump 15 is operated and the water in the sub tank 8 is supplied to the hot water tank 17, the water level in the sub tank 8 drops and air is replaced with water when the air enters the cartridge tank 1 from the cap 3. Water is supplied again, and the water level in the sub tank 8 is always kept constant.
[0028]
When in use, the operation switch is operated to open the solenoid valve 25 and the pump 15 is operated, so that the washing water is sent from the sub tank 8 to the hot water tank 17 and the hot water is pushed out from the outlet of the hot water tank 17 to electromagnetically. The liquid is supplied to the cleaning nozzle 28 through the valve 25 and sprayed and cleaned to the cleaning site.
[0029]
When draining the water in the equipment to prevent freezing in winter, etc. when not in use, unplug the drain plug 34 from the drain plug body 33 in a non-energized state, press the operation knob 35 of the air valve 18 and depress the closing valve 24. Thus, the spring force of the valve spring 23 is overcome, the shut-off valve 24 and the shut-off portion 21 are opened, air flows in from the air inlet 20, and the water in the equipment is discharged from the drain 30 of the hot water tank 17 and the drain 13 of the sub tank 8. The water is drained through the drain plug body 33.
[0030]
Next, another embodiment will be described with reference to FIGS.
[0031]
In the figure, reference numeral 18 denotes an air valve, which is provided at the highest position of the entire water channel. The difference from FIGS. 1 to 3 is that the air valve 18 is mounted sideways and the operation knob 35 of the closing valve 24 is a cartridge tank. It is only located on the 1 side. That is, the air valve 18 is provided with a recessed portion 36 in a part of the storage wall surface of the cartridge tank 1, and is attached to the recessed portion 36. The amount of the depression is such that the operation knob 35 of the air valve 18 does not contact the cartridge tank 1.
[0032]
And when draining the water in the equipment with this configuration in order to prevent freezing in winter, etc., the drain plug 34 is removed from the drain plug body 33 in a non-energized state, the cartridge tank 1 is removed from the body, and the air valve 18 is operated. By pushing the knob 35 and pushing the shut-off valve 24, the spring force of the valve spring 23 is overcome, the shut-off valve 24 and the shut-off portion 21 are opened, air flows in from the air inlet 20, and the water in the device is drained from the hot water tank 17. Water is drained from the outlet 30 and the drain port 13 of the sub tank 8 through the drain plug body 33.
[0033]
【The invention's effect】
The present invention is implemented in the form as described above, and has the following effects.
[0034]
The hot water tank has a vertically long and substantially cylindrical shape with a capacity of about 700 cc. A water inlet is provided at the lower end side, a heating element and a temperature sensor are provided immediately above it, and the water temperature is always kept at around 40 ° C. That is, since the hot water tank has a cylindrical shape, it has good convection and a uniform temperature distribution.
[0035]
In use, the hot water tank absorbs water from below and discharges water from the top, and the hot water tank is heated from the top in order, so cold water is not sent to the washing nozzle side, which is very convenient to use. It is. Therefore, it has an ideal shape and configuration for a hot water tank.
[0036]
In addition, by providing an air valve, it is possible to turn off electricity when draining the water in the equipment to prevent freezing, etc., so it is possible to move to a place that is most suitable for drainage in a mobile hot water washer, etc. It can drain even in places where there is no power source.
[0037]
Further, by providing the air valve, it is not necessary to drain the electromagnetic valve in the “open” mode, and complicated control such as a switch for operating the solenoid valve becomes unnecessary. Further, the air is released only when the operation knob of the air valve is pressed with a finger, and is automatically closed by the spring force when released, so that water leakage or the like due to the water supply operation being performed in the open state does not occur.
[0038]
Also, since the air valve cannot be operated without removing the cartridge tank, there will be no erroneous operation or intentional operation. It is safe to be recovered within.
[Brief description of the drawings]
FIG. 1 is a side cross-sectional view of a hot water washer showing an embodiment of the present invention.
FIG. 2 is a sectional view of the main part (A part of FIG. 1).
FIG. 3 is a sectional view of the main part (B part of FIG. 1).
FIG. 4 is a side cross-sectional view of a hot water washer showing another embodiment.
FIG. 5 is a cross-sectional view of the relevant part.
6 is an explanatory diagram of a water draining operation in FIG. 4. FIG.
FIG. 7 is a waterway system diagram.
[Explanation of symbols]
1: Cartridge tank, 3: Cap, 8: Sub tank, 9: Main body outer case, 15: Pump, 17: Hot water tank, 18: Air valve, 25: Solenoid valve, 28: Cleaning nozzle, 34: Drain plug.

Claims (5)

A cartridge tank (1) is detachably provided in the outer case (9) of the main body, a sub tank (8) for receiving the cartridge tank (1) is provided, and water in the sub tank (8) is provided via a pump (15). The hot water tank (17) for supplying water is further provided, and the water in the hot water tank (17) is heated to become hot water, and the hot water is pressurized by the pump (15) and the solenoid valve (25) and the washing nozzle (28). A hot water washer that is sprayed onto the washing section via The water channel on the side of the cleaning nozzle (28) is normally closed by a solenoid valve (25) and is opened only during use, and the sub tank (8) side at the other water channel end is open to the atmosphere. Item 1. A warm water washer according to item 1. The hot water washer according to claim 1, wherein an air valve (18) for taking outside air into the water channel is provided at the uppermost position of the water channel between the hot water tank (17) and the electromagnetic valve (25). An air valve (18) for taking outside air into the water channel is provided at the uppermost position of the water channel between the hot water tank (17) and the electromagnetic valve (25), and the operation part (35) of the air valve (18) is provided as a cartridge tank. (1) The warm water washer according to claim 1 or 3, wherein the operation section (35) can be operated only when the cartridge tank (1) is removed by being positioned on the wall surface of the storage section. Separately from the main water channel for washing water injection, a drainage channel for draining from the sub tank (8) and the hot water tank (17) is provided, and these drainage channels are combined into one water channel, and a drain plug (34) is provided at the tip of the drainage channel. The warm water washer according to claim 1 provided.

Images