JP2002143031A - Hot water washer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hot water washer with excellent operability. SOLUTION: This washer comprises a cartridge tank 1 attachable/detachable within a main body outer case 9, a subtank 8 formed by a main body outer member on a lower part of the cartridge tank 1, a float switch 12 for detecting water quantity within the subtank 8 and a hot water tank 17 for supplying water within the subtank 8 via a pump 15. Water within the hot water tank 17 is heated to produce hot water, the hot water is pressurized by the pump 15 and the hot water is sprayed to a washing part via a solenoid valve 18 and a washing nozzle 20.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot water washer capable of supplying washing water in a cartridge tank without using a water pipe.

[0002]

2. Description of the Related Art Conventionally, as a sanitary washing machine for washing a local part such as an anus, a sanitary washing machine in which a water storage tank, a pump and a washing nozzle are integrated into a toilet seat is generally well known.
However, since such a configuration can be used only on the toilet, it is inevitably inconvenient to use, for example, the elderly or infants who require nursing care, and the use form is limited.

[0003] Therefore, a movable hot water type sanitary washer has been used so that it can be used in places other than toilets. As an example of the conventional hot water washer, a cartridge type tank is set on the upper part of the water tank, the water flowing out of the tank is stored in the water tank, and it is heated with a heater to make hot water, and the hot water in this water tank is discharged. By driving the pump, it was ejected from the nozzle to clean the cleaning section.
(See, for example, Japanese Utility Model Publication No. Sho 62-35440)

[0004]

In a conventional hot water washer, an entrance from a cartridge tank to a water storage tank is provided.
Since the entrance to the pump from the water storage tank is near, there is a problem that hot water is discharged during use, and the same amount of cold water enters from the cartridge tank, and this cold water may be supplied from the pump and ejected.

[0005] In addition, a water tank having a low height and a horizontally long shape,
In addition, in a structure in which cold water is supplied from above, heat convection is poor and it is difficult to obtain a uniform temperature distribution. Furthermore, there was a problem that the height of the water storage tank could not be increased because the height could not be increased.

Further, when the cartridge tank is emptied and the float switch of the water storage tank is turned off, the heater is also turned off to prevent emptying. Therefore, when the cartridge is used again, the heater is turned on after refilling the cartridge tank with water. It had to be heated and was inconvenient.

An object of the present invention is to provide a hot water washer capable of solving the above problems.

[0008]

In order to solve the above-mentioned problems, the present invention provides a sub-tank having a float switch for receiving water in a cartridge tank and detecting the amount of water, and pumping the water in the sub-tank. The hot water in the hot water tank is heated and turned into hot water, and 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. is there.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention provides a
A detachable cartridge tank is provided, a sub-tank formed of the outer shell of the main body is provided below the cartridge tank, and a float switch for detecting the amount of water in the sub-tank is provided, and the water in the sub-tank is supplied via a pump. A hot water tank to be supplied is provided, and the water in the hot water tank is further heated to form hot water. The hot water is pressurized by a pump and sprayed to a cleaning unit via an electromagnetic valve and a cleaning nozzle.

The capacity of the sub-tank is set to be slightly larger than the amount of water required for one washing, and this water level is used as a water amount detecting position of a float switch provided in a part of the sub-tank.
This is a hot water washer that issues a water supply alarm to the cartridge tank when the water level falls below this position.

According to the present invention, the hot water tank is vertically long and substantially cylindrical, and has a water inlet at the lower end and a heating element and a temperature sensor immediately above the lower end. It is kept at the water temperature. That is, since the hot water tank has a cylindrical shape, it has good convection and has a uniform temperature distribution.

In use, the hot water tank absorbs water from below and discharges water from the upper end, and the inside of the hot water tank becomes hot water sequentially from the top, so that cold water is not sent to the cleaning nozzle side, which is very convenient. Is a good one. Therefore, the hot water tank has an ideal shape and configuration.

Further, according to the present invention, even when the cartridge tank becomes empty, the amount of use for one time is left in the sub tank and the alarm is notified, so that it can be used once next time.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a sectional view of a hot water washer showing an embodiment of the present invention, and FIG. 2 is a detailed view of a portion A in FIG.

In FIG. 1, reference numeral 1 denotes a cartridge tank for supplying cleaning water, which is detachably mounted on the main body and has a capacity of about 2000 cc. The cartridge tank 1 has a carrying totte 2 at one end and an opening 4 at the other end, and a cap 3 is detachably attached to the outer periphery of the opening 4. A water supply port 5 is provided at the center of the cap 3, and a valve 6 is mounted via a valve spring 7. The valve 6 is normally urged by a valve spring 7 to close the supply port 5.

Reference numeral 8 denotes a supply tank (200 to 200) for holding the cartridge tank 1 and for slightly increasing the amount of water used for one use.
250 cc) and is integrally formed as a part of the outer casing 9 of the main body. Reference numeral 10 denotes a receiving portion, which holds the cartridge tank 1. Reference numeral 11 denotes a push rod, which 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 to open the supply port 5.

Further, a float switch 12 is provided in a part of the sub-tank 8 so that when the water level falls below a level slightly larger than one washing water, an alarm signal is generated.

Further, the sub-tank 8 is provided with a water outlet 13 and a drain outlet 22. Hose 1 from water outlet 13
4 connects to a water suction port of a pump 15, and is further connected to a hot water tank 17 by a hose 16 from a water outlet of the pump 15. Although not shown, the hot water tank 17 is composed of a heater for heating water, a temperature controller, and the like, and is configured to produce hot water having a constant temperature of about 40 ° C., and can store about 700 cc of water.

Reference numeral 18 denotes an electromagnetic valve, which is normally closed, and opens the water channel during operation or drainage. Reference numeral 20 denotes a cleaning nozzle for jetting hot water for cleaning toward a cleaning section such as an anus to perform cleaning.

The water outlet of the hot water tank 17 is connected to the water inlet of a solenoid valve 18 via a hose 19. The water outlet of the solenoid valve 18 is connected to the washing nozzle 2 via a hose 21.
0 is connected.

The hot water tank 17 has a drain 24 on the bottom thereof, a drain hose 25 connected to the drain 24, and a drain 22 on the bottom of the sub tank 8.
And a drain hose 23 is connected to the drain port 22. Further, the drain hose 25 and the drain hose 23 are connected to and integrated with a drain plug body 26. The drain plug body 26 is provided with a drain plug 27 that can be attached and detached with a screw or the like.

The operation of the hot water washer configured as described above will be described.

The cartridge tank 1 for supplying the washing water is taken out of the main body, the cap 3 is removed, water is put in, the cap 3 is attached, the totte 2 is carried, and is inserted into the main body and set in the receiving portion 10 of the sub tank 8. . At this time, the push rod 11 pushes up the valve 6 provided on the cap 3 to open the supply port 5, and the washing water is supplied from the cartridge tank 1 into the sub tank 8.

When the washing water is supplied and the water level in the sub-tank 8 rises and the water level reaches the end surface of the cap 3, water and air cannot be replaced in the cartridge tank 1 and the supply of water is stopped. This water level is the float switch 12
The detected water level is slightly larger than the washing water capacity for one time, and when the water level falls below this level, an alarm for water supply is issued by a lamp or a buzzer.

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 the heater in a state where the hot water tank 17 is full.
Keep at an appropriate temperature of about ° C. This state is a standby state.

When the pump 15 is operated to supply the water in the sub-tank 8 to the hot water tank 17, the water level in the sub-tank 8 drops and the air is discharged from the cap 3 to the cartridge tank 1.
When the water enters the sub-tank 8, the water is replaced, water is supplied again into the sub-tank 8, and the water level in the sub-tank 8 is always kept constant.

In use, the operation switch is operated to operate the solenoid valve 1
When the pump 8 is opened and the pump 15 is operated, washing water is sent from the sub tank 8 to the hot water tank 17, hot water is pushed out from the outlet of the hot water tank 17, and supplied to the washing nozzle 20 via the electromagnetic valve 18. Then, spray cleaning is performed on the cleaning part. When the water level in the sub-tank 8 falls, the air in the cartridge tank 1 is replaced and the water is supplied, so that a constant water level is always maintained.

When draining the water in the apparatus when not in use and preventing freezing in winter, etc., when the drain plug 27 is removed from the drain plug body 26 in a non-energized state, the water in the apparatus is discharged from the drain port 24 of the hot water tank 17. Then, the water is drained from the drain port 22 of the sub tank 8 through the drain plug body 26. When it is difficult for the water in the hot water tank 17 to flow out, the solenoid valve 18 is energized and the solenoid valve 18 is opened, so that drainage becomes smooth.

[0030]

The present invention is embodied in the form described above and has the following effects.

The hot water tank is a vertically long, substantially cylindrical shape having a capacity of about 700 cc. A water intake port is provided at the lower end, and a heating element and a temperature sensor are provided immediately above the water intake port. The water temperature is always maintained at about 40 ° C. That is, since the hot water tank has a cylindrical shape, it has good convection and has a uniform temperature distribution.

In use, the hot water tank absorbs water from below and discharges water from the upper end, and the inside of the hot water tank becomes hot water sequentially from the top, so that cold water is not sent to the washing nozzle side, and it is very easy to use. Is a good one. Therefore, the hot water tank has an ideal shape and configuration.

When the water supply alarm is not issued, even if the alarm is issued during use, the washing water for one time is always reserved in the sub-tank, so that the washing water does not run out during the washing and can always be used with confidence. Things. That is,
Even if you do not refill the cartridge tank with water, you can use it once after the alarm.After that, if you refill the cartridge tank with water, the hot water tank is full of hot water and you can use it immediately. is there.

[Brief description of the drawings]

FIG. 1 is a side sectional view of a hot water washer showing an embodiment of the present invention.

FIG. 2 is a sectional view of the essential part (part A in FIG. 1).

FIG. 3 is a diagram of the waterway system.

[Explanation of symbols]

1: cartridge tank, 3: cap, 8: sub tank, 9: outer case, 12: float switch, 1
5: Pump, 17: Hot water tank, 18: Solenoid valve, 20:
Wash nozzle.

Claims (2)

[Claims] 1. A cartridge tank (1) is detachably provided in a main body outer case (9), and a sub tank (8) formed of a main body outer material is provided below the cartridge tank (1). A float switch (12) for detecting the amount of water in the sub tank (8) is provided, and
A hot water tank (17) for supplying water in the sub-tank (8) via a pump (15) is provided, and the water in the hot water tank (17) is further heated to make hot water. ) And spraying the cleaning unit via the electromagnetic valve (18) and the cleaning nozzle (20). 2. The capacity of the sub-tank (8) is set to be slightly larger than the amount of water required for one washing, and this water level is used as a water amount detection position of a float switch (12) provided in a part of the sub-tank (8). 2. The hot water washer according to claim 1, wherein a warning of water supply to the cartridge tank (1) is issued when the water level falls below this position.