JP3023370B2 - Bath water purifier - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a bathtub device, and more particularly to a bath water purifying device.

(Prior art) A bath water purifying device that forcibly circulates bath water in a bath tub through a filtration device, an activated stone tank, etc. using a circulation pump to remove dirt by filtration, activate by activated stone, etc. It has been conventionally developed.

In recent years, the purifying apparatus has not only performed filtration and activation as in the past, but also has a 24-hour bath apparatus in which bath water is constantly maintained at an appropriate temperature by a heater and bathing can be performed at any time.

When a 24 hour bath is used as the purifier, the hot water is kept clean and no bad smell or germs are generated.
In addition to activation and other treatments, sterilization is also required. For sterilization, ozone sterilization using a high-pressure discharge-type ozone generator as a small and simple sterilizer is often used.

In conventional ozone sterilization, ozone generated by an ozone generator is blown directly into bathwater in a bathtub, or blown into bathwater in a circulation line of bathwater for cleaning, whereby processing is constantly performed. Had been

(Problems to be Solved by the Invention) According to the conventional ozone sterilization as described above, unreacted ozone is constantly discharged from the bath water into the bathroom.

For this reason, bathers must smell the unpleasant odor of ozone released from the bath water, and furthermore, worry about the harm to the bather's health. In large quantities, this harm is severe.

The present invention solves the problems of the prior art as described above,
The present invention has been made with the aim of providing a cleaning apparatus for performing ozone sterilization, which enables a bather to take a bath without fear of harm of ozone.

(Means for Solving the Problems) That is, the present invention relates to a bath water purifying apparatus which draws up bath water in a bath tub by a circulating pump, circulates the purified water through a purifying means, and gushes the bath water again to form a bath for 24 hours. , An ozone generator for mixing and sterilizing ozone in the bath water, and an intake pipe with an inlet opening in the space between the bath water and the bath lid in the bath tub are connected to eject a jet stream containing air. A jet nozzle for entering, a bathing time input means for inputting a bathing time schedule for one day, a bathing time storage means for storing the inputted bathing time, and an ozone sterilization storing a program for ozone sterilization according to the bathing time schedule. Control program storage means, bathing time schedule stored in bathing time storage means, and ozone sterilization control program stored in ozone sterilization control program storage means And ozone sterilization control means for controlling the operation of the ozone generator based on the system and the unreacted ozone in the space between the bath water and the bath lid every time one bathing time elapses. It operates while controlling so as not to accumulate, so that the bath water is completely ozone-sterilized at any bathing time and ozone is not diffused into the bathroom from the moment the bath lid is opened. Bath water purifier.

(Operation) The present invention is configured as described above, and the ozone generator includes:
Since the operation is controlled based on the control program according to the bathing time schedule, the amount of unreacted ozone accumulated between the bath water and the bath lid immediately after the elapse of one bathing time in preparation for the next bathing time The bath water can be completely ozone-sterilized while controlling the operation time so that the time is as small as possible.

In addition, since the intake port of the intake pipe connected to the jet nozzle is open to the space between the bath water and the bath lid, unreacted ozone accumulated between the bath water and the bath lid during ozone sterilization, It is sucked from the intake port of the intake pipe and mixed into the bath water via the jet nozzle. Thereby, if the schedule of the bathing time of the day is input according to the family's living time, even if the bathing time is input in a plurality of times in the morning, noon, evening and night, Even so, the bath water is completely ozone-sterilized and ozone does not diffuse into the bathroom from the moment the bath lid is opened, so it is clean without smelling or inhaling ozone. You will be able to bathe comfortably in your desired bathing time.

(Embodiment) An embodiment of the present invention is as shown in Fig. 1, wherein 1 is a bathtub provided with a suction port 2 and a jet port 3, 4 is bath water, and 5 is a bathtub 1.
It is a bath lid that covers.

Reference numeral 6 denotes a circulation pump, which is a forced circulation line which sucks bath water 4 from the suction port 2, spouts it from the jet port 3, and returns the bath water to the bathtub 1 again.
Are formed.

The forced circulation line 7 has a filtration device 8 filled with a filter for removing dirt from the bath water 4, the above-mentioned circulation pump 6, a heater 9 for heating the bath water, and barley rice for activation treatment. Activated stone tanks 10 filled with activated stones such as stones are arranged in series.

Reference numeral 11 denotes a high-pressure discharge type ozone generator for generating ozone by high-pressure discharge into air, and the generated ozone is sucked into bath water from an ozone supply pipe 12 connected to a negative pressure section of the forced circulation pipe 7.

The jet nozzle 3 of the bathtub 1 is connected to a jet nozzle 14 connected to an intake pipe 15 for jetting bath water as a jet stream while inhaling air to form a so-called bubble bath.

FIG. 2 shows a cross-sectional view of the jet nozzle, a bath water inlet 17, a narrow port portion 18 for increasing the flow rate of the bath water to create a negative pressure, and a negative pressure portion formed for sucking air. 1
9, an intake pipe connection port 20, one end of which opens toward the negative pressure section 19;
It is composed of a jet port 21 for jetting out a jet stream of air.

Therefore, the bath water is supplied from the bath water inlet as indicated by arrow A.
17, the flow velocity is increased in the narrow mouth portion 18, and the air sucked into the negative pressure portion 19 from the suction pipe 15 connected to the suction pipe connection port 20 as indicated by the arrow B by the pressure difference is mixed into the arrow C. A jet stream is jetted from the jet port 21 as shown in FIG.

Intake pipe connected to the intake pipe connection port 20 of the jet nozzle 14
Reference numeral 15 designates an intake port 16 having a bath water 4 and a bath lid 5 as shown in FIG.
And is arranged so as to be located in the space 13.

Therefore, the ozone generated by the ozone generator 11 is discharged from the bath water 4 mixed in the forced circulation line 7,
The unreacted ozone accumulated in the space 13 between the bath cover 5 and the bath lid 5 is sucked from the suction pipe 15 and released again from the jet nozzle 14 into the bath water 4 to be absorbed. The concentration of ozone is not increased, and the high concentration ozone is not released the moment the bath lid is opened.

FIG. 3 shows an embodiment of a cleaning device of a different type from that described above.

This apparatus comprises a suction / discharge unit 22 mounted on the bathtub 1 and a cleaning unit 26 disposed at an appropriate position in the bathroom.

The suction / discharge unit 22 houses a suction pipe 24 to which a pre-filter 23 is connected at the tip and a drain pipe 25 to which a jet nozzle 46 is mounted at the tip.

Inside the cleaning unit 26, a processing tank 27, a circulation pump
35, a heater 37, an ozone generator 39, etc. are provided, and the processing tank 27 is connected to the
37 is connected to the drainage pipe 25 by a connecting pipe 38, and the ozone generator 39 is connected to the jet nozzle 46 by an ozone supply pipe 42.

The treatment tank 27 is loaded with a filter 28 for filtering dirt, an activated stone 29 for activating hot water, an activated carbon 30 for adsorbing dirt and odor, and the like. In order to prevent operation, a water level detector 31 for detecting the water level in the processing tank 27 by a float switch is mounted.

The processing tank 27 and the circulation pump 35 are connected by a connecting pipe 33, and a hot water temperature sensor 34 for detecting hot water temperature is mounted in the middle of the connecting pipe 33, and the circulation pump 35 and the heater 37 are connected by a connecting pipe 36. Are linked.

An air inlet pipe 40 provided with an electromagnetic valve 41 in the middle is connected to the ozone generator 39, and the ozone generator 39 and the jet nozzle 46 are connected.
And an intake pipe 43 provided with an electromagnetic valve 45 in the middle thereof.

Also in this case, the suction port 44 of the suction pipe 43 is open to the space 13 between the bath water 4 of the bathtub 1 and the bath lid 5.

In this device, first, the ozone generator 39 is operated, the electromagnetic valve 41 is opened, and the electromagnetic valve 45 is closed. When the air ozonized by the ozone generator 39 is sent from the ozone supply pipe 42 to the jet nozzle 46, the bathtub is A jet stream containing air is jetted from the jet nozzle 46 into the inside 1 and the bath water 4 is sterilized.

As a result of this sterilization, unreacted ozone released from the bath water 4 accumulates in the space 13. Therefore, after sterilizing for a predetermined time, the operation of the ozone generator 39 is stopped, and the solenoid valve is stopped.
Close 41 and open solenoid valve 45.

Then, the air is supplied from the ozone in the space 13 to the intake port 44 of the intake pipe 43.
The air is sucked into the jet nozzle 46 through the ozone supply pipe 42 and is discharged into the bath water 4.
Since the ozone concentration of 13 gradually decreases, the ozone generator 39 is operated again after a predetermined time, and the electromagnetic valve 41 is opened and the electromagnetic valve 45 is closed.

As described above, if the ozone sterilization is performed with an appropriate stop period added to the operation of the ozone generator and the opening and closing operations of the solenoid valves 41 and 45 are controlled in unison, unreacted ozone released to the space 13 is recovered. As a result, the ozone concentration in the space 13 does not increase.

Further, it is effective to control the operation time of the ozone generator based on the bathing time schedule.

The control device will be described with reference to the block diagram shown in FIG. 4. A key input device 47 allows a bather to operate or stop the device, set a hot water temperature, and the like by operating a key. Is provided to set the bathing time schedule.

49 is a water level detector for detecting the water level in the treatment tank to prevent the circulating pump from running idle, 50 is a hot water temperature sensor for controlling the hot water temperature according to the set conditions, and 51 is a water temperature sensor for setting the bathing time. It is a clock used.

52 is a program that stores a program for control
A CPU for performing arithmetic processing according to the program of the ROM 53, a RAM for temporarily storing data and an arithmetic result for performing the arithmetic processing, and 55 an EEP as a bathing time storage means for storing a set bathing time. ROM.

This bathing time storage means 55 does not have EEP and ROM,
The RAM 54 may be used.

Reference numeral 56 denotes a control circuit for operating various devices based on the calculation results of the CPU 52.The control circuit 56 controls a heater 57 for keeping the temperature of the hot water at an appropriate temperature, a circulation pump 58 for circulating the hot water, and ozone sterilization. Ozone generator 5 for
9. The operation of an air supply pipe to the ozone generator and a solenoid valve 60 provided in the middle of an intake pipe for the jet nozzle are controlled.

Reference numeral 62 denotes a display device for displaying the hot water temperature and other operating states of the device under the control of the display circuit 61.

Therefore, when a bather inputs a bathing schedule using the bathing time key 48, the bathing time thus input is stored in the bathing time storage means 55, and the ozone generator 59 is stored.
Can be easily controlled to stop operation during bathing time.

Further, as described in the embodiment shown in FIG. 3, the control of the operation of the ozone generator, including the temporary stop period and the opening and closing of the solenoid valve, can be easily performed by the control of the program ROM 53. it can.

(Effects) The present invention has the above-described configuration and operation. The present invention is configured so that the apparatus performs suction for the jet nozzle from the space between the bath water and the bath lid, and controls the bathing schedule in controlling the ozone generator. , The high concentration ozone is released into the bathroom at the moment when the bath lid is opened, and the bather is not harmed.

Accordingly, the present invention provides a bath water purifying apparatus that allows the user to enjoy bathing comfortably for 24 hours with hot water that has been cleaned and kept at an appropriate temperature.

[Brief description of the drawings]

1 to 3 show the configuration of a cleaning device, FIG. 1 is a diagram showing a first embodiment, FIG. 2 is a diagram showing a jet nozzle structure, and FIG. 3 is a diagram showing a second embodiment. FIG. 4 is a diagram showing a configuration of the control device. 1 ... bathtub, 4 ... bath water, 5 ... bath lid, 6, 35, 58 ...
Circulating pump, 11,39,59 …… Ozone generator, 13… Space, 14,46… Jet nozzle, 15,43 …… Intake pipe, 16,4
4 ... intake port, 48 ... bathing time setting key, 55 ... bathing time storage means.

──────────────────────────────────────────────────の Continued on front page (51) Int.Cl. ⁷ Identification code FI C02F 1/50 531 C02F 1/50 531R 540 540A 550 550L

Claims (1)

(57) [Claims] 1. A bath water purifying apparatus in which bath water in a bath tub is pumped up by a circulation pump, circulated through a purifying means, and jetted out again into the bath tub to form a bath for 24 hours. An ozone generator, a suction nozzle connected to an intake pipe with an intake port opened in the space between the bath water in the bathtub and the bath lid, and jetting a jet stream containing air, and a bath for one day Bath time input means for inputting a time schedule; bath time storage means for storing the input bath time schedule; ozone sterilization control program storage means for storing an ozone sterilization program according to the bath time schedule; Based on the bathing time schedule stored in the time storage means and the ozone sterilization control program stored in the ozone sterilization control program storage means, Ozone sterilization control means for controlling the operation of the generator is provided, and the ozone generator is controlled so that unreacted ozone is prevented from accumulating in the space between the bath water and the bath lid every time one bathing time elapses. The cleaning of the bath water is characterized in that the bath water is completely sterilized with ozone at any bathing time and that no ozone is released into the bathroom from the moment the bath lid is opened. apparatus.