JPH1043521A - Bathwater circulating and purifying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To relatively easily input the set bathing time by providing a means for presetting the time zone setting the temp. suitable for the bathing and a means for optionally setting the starting time in the time zone. SOLUTION: A control circuit 23 is provided with a timer means 47 for controlling a heater 8 to set the bathwater 3 at a temp. suitable for bathing by the operation of a hot water setting key at a set time. Further, the timer means 47 is furnished with a means 48 for presetting the time zone to be set at a time appropriate to bathing and a means 49 for setting the start time in the time zone. Consequently, when the bathing time is shifted day by day, the bathing time and the bathing finish time need not be set each time. The finish time is automatically set when the time zone is preset and the bathing time is inputted, and the operation of the timer is simplified.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bath water circulation purifying apparatus for circulating water in a bathtub into a circulation flow path by a circulation pump, and filtering and purifying the water with a filter or the like installed in the circulation flow path.

[0002]

2. Description of the Related Art By purifying bath water in a bathtub for home use by a filter and heating the bath water to a set temperature by a heater or the like to keep the temperature warm, the tap water can be saved, or it can be used 24 hours a day. In a device capable of taking a bath, for example, Japanese Patent Application Laid-Open No. 7-2562
No. 87, the bathing time is set by a timer, and the temperature of the bathtub water is reduced to save the energy consumption of the heat source and optimize the purifying ability of the purifying microorganisms by lowering the temperature of the bathtub water except the set bathing time. There is something.

[0003]

On the other hand, in the timer for setting the bathing time, since the user sets and inputs the bathing reservation time and the bathing end time, for example, in one-hour units, the bathing time is shifted depending on the day. In such a case, it is necessary to set and input the bathing time and the bathing end time each time, and there is a problem that the input operation is troublesome.

Therefore, the present invention aims at simplifying the setting operation of the timer by setting the time width of the bathing time in advance and automatically inputting the bathing end time by inputting the bathing start time. is there.

[0005]

According to the present invention, the bath water in a bath tub is sucked up by a circulation pump, circulated in a circulation passage, returned to the bath tub, and filtered by a filter medium or the like provided in the middle of the circulation passage. In the apparatus for heating bath water to a set temperature by a heat source, a timer means for setting a time for setting a set temperature of bath water to a temperature suitable for bathing is provided to a control means for controlling the heat source, and the timer means includes: It is provided with time width setting means for presetting a time width for setting a temperature suitable for bathing, and start time setting means for arbitrarily setting a start time of the time width.

Further, according to the present invention, the time width setting means is configured so that a plurality of time widths having different time zones can be combined and set.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described first with reference to FIG.
Is sucked up from the water absorption pipe 5 by the circulation pump 4 and circulated.
A circulating flow path 7 that jets out of the water discharge pipe 6 into the bathtub 2, a heater 8 mounted on the circulating flow path upstream of the circulating pump 4, and a filtration case 9 also connected downstream of the circulating pump 4; Sterilization case 10 connected downstream of this filtration case
And a switching valve 11 connected downstream of the sterilization case, and a drain passage 12 branched from the switching valve.

The heater 8 is constituted by a sheath heater (not shown) or the like, and heats and keeps the bath water 3 sucked up from the bathtub 2 by the water suction pipe 5 to a predetermined temperature suitable for bathing.
The sterilization case 10 has a wavelength of about 185, for example.
A germicidal lamp 13 such as a mercury lamp that generates ultraviolet light having a wavelength of 250 nm or 250 nm is housed therein, and the bath water is configured to be sterilized.

The filter case 9 has a cylindrical case rotatably mounted laterally and a large number of water passage holes 14 above and below the cylindrical case.
Are partitioned by partitioning plates 15 and 16, and a storage chamber 18 is formed between these partitioning plates for accommodating granular filter media 17, such as ceramic balls or sunstone, mainly composed of barley stone, and the above. An inflow chamber 19 and an outflow chamber 20 are defined above and below the partition plates 15 and 16, one side of the inflow chamber is connected downstream of the circulation pump 4, and one side of the outflow chamber 20 is upstream of the sterilization case 10. Connected to

With these configurations, the bath water 3 sucked up by the circulation pump 4 flows into the inflow chamber 19 located above the filtration case 9, and then passes through the water holes 14 of the partition plate 15 to accommodate the storage chamber 18. After flowing into the filter medium 17, it passes through the gap between the filter media 17..., And while passing therethrough, fats and the like are adsorbed and removed, and then flows out from one side surface of the outflow chamber 20 through the water hole 14 of the partition plate 16. I do.

On the other hand, the filter case 9 is rotated by a motor 21 via gears 22 and 22, and
1 and the like are controlled by the control circuit 23.

The control circuit 23 controls the circulating pump 4 and the heater of the heater 8 and the like. In a normal operation, the circulating pump 4 causes the bath water in the bathtub 2 to flow through the water suction pipe 5 into the circulating channel 7. Then, the filter is heated and kept at a predetermined temperature by the heater 8, and sequentially passes through the filtration case 9 and the sterilization case 10, thereby adsorbing and removing dirt such as fats in the bath water by the filter medium 17. After sterilization by ultraviolet rays radiated from 13, the water is returned from the water discharge pipe 6 into the bathtub 2 via the switching valve 11 to perform purification and heat retention.

FIG. 2 shows an embodiment of an operation panel 24 serving as an input unit of the control circuit 23. An operation key 25, a display 26 for displaying a clock and hot water temperature, a display switching key 27,
Heater on / off key 28, jet key 29, bath course indicator 30, bath time indicator 31, hot water indicator 32,
Hot water temperature setting keys 33, 34, clock setting key 35, "Reservation"
Key 36, "set" key 37, 38, "execute" key 3
9. The manual cleaning key 40 and the like are arranged.

On the other hand, the bath course display 30 has a
A "24 hour" course display lamp 41 for setting a set temperature suitable for bathing set by the hot water temperature setting keys 33 and 34 during the day, and a "3 hour set temperature for 3 hours during 24 hours"
"Time" course display lamp 42, "6 hours" course display lamp 43 also set for 6 hours, "9 hours" course display lamp 44 also set for 9 hours, 3 hours and 6 hours
A "3 + 6 hours" course display lamp 45 is set for different time zones.

The bathing time display 31 has, for example, 24 LEs corresponding to each time on an hourly basis inside a clock display with the upper part set at 6:00 am and the lower part set at 6:00 pm.
D lamps a to x are arranged.

The hot water temperature indicator 32 displays, for example, vertical and horizontal temperature numbers of 36 ° C. to 45 ° C., and a plurality of LED lamps 46... .

On the other hand, the control circuit 23 controls the heater 8 to set a time for setting the temperature of the bath water 3 to a temperature suitable for bathing set by operating the hot water setting keys 37 and 38. The timer means 47 includes a time width setting means 48 for presetting a time width for setting the temperature suitable for bathing, a start time setting means 49 for setting a start time of the time width. Is provided.

Next, the setting operation of the timer means 47 will be described with reference to the flowchart of FIG. 3. When the operation key 25 is turned on in step S1, step S2 is performed.
After performing the purification operation automatically and proceeding to step S3, the "24 hour" course display lamp 41 of the bath course indicator 30 and the 24 LED lamps a to x of the bath time indicator 31 are all turned on. Set to 24-hour mode.

On the other hand, if it is detected in step S4 that the "reservation" key 36 has been turned on, the flow advances to step S5 to flash the "24 hour" course display lamp 41, and then in step S6 the "reservation" key 36 is turned on. Is detected, step S7 is performed.
And proceed to “3 hours” course display lamp 42 and three LED lamps a to 6:00 am to 9:00 am of the bathing time indicator 31.
After the blinking of c starts, the process proceeds to step S8, where the input operation of the "reservation" key 36 is further detected, and when the ON operation is detected, the process proceeds to step S9 to display the "6 hours" course display lamp 43 and the bathing time display. The six LED lamps a to f at 31 pm to 12 pm blink, and if no ON operation is detected, the process proceeds to step S10 and the “SET” key 37 or 3
8 is detected, and if the "SET" key is operated, the process proceeds to step S11 to perform a bathing time changing process.

The bathing time changing process is performed, for example, in step S7.
Since the bathing time is set in advance from 6:00 to 9:00 pm, if the "set" key 37 is turned on, the blinking of the LED lamps a to c is changed to the blinking of x, a, b, and the time of 5:00 am When the "SET" key 38 is turned on, the setting is changed to the blinking of b to d, and the setting is changed to 7 to 9 am. Is set at that time when the execution key 39 is turned on.

On the other hand, the "set" key 37, 2
If No. 8 is not pressed, the process proceeds to step S12, where the "Execute" key 39 is turned on, or if the "Execute" key is not pressed within 20 seconds in step S13, step S14.
To perform the time change setting process.

If the "reservation" key 36 is not turned on in step S6, the process proceeds to step S15, where "execution" is performed.
If the key 39 is turned on or if the "execute" key 39 is not pressed within 20 seconds in step S16, step S17
And set the bathing course to 24 hours.

Further, if the program proceeds to S9 and the "6 hours" course display lamp 43 blinks, the program proceeds to step S18 to detect whether or not the "reservation" key 36 has been turned on. "SET" key 37, 3
8 are detected, and if they are turned on, the process proceeds to step S11 to perform the bathing time changing process. If they are not turned on, the process returns to step S12 to perform the time change setting process. "6 hours", bathing start time is set at 6:00 pm.

When the bathing time is changed from step 19 to step 11, the bathing start time is the time set by the "setting" keys 37 and 38 in the bathing course "6 hours".

If the "reservation" key 36 is turned on in step S18, the process proceeds to step S20 in FIG. 4 and the "9 hours" course display lamp 44 and the bathing time display 31 are displayed.
Starts the blinking of the nine LED lamps j-r from 3:00 pm to 12:00 pm, and then proceeds to step S 21. If the “reservation” key 36 is not turned on, the process proceeds to step S 22, and the “setting” key 37 The operation of turning on the key 38 is detected, and if no operation is detected, the process proceeds to steps S23 and S24. If the "execute" key 39 is turned on or the "execute" key is not pressed within 20 seconds, the process proceeds to step S25. Then, the same time change setting processing as in S14 is performed.

If the "reservation" key 36 is turned on in step S21, the flow advances to step S26 to display the "3 + 6 hours" course display lamp 45 and the bath time display 31 from 6:00 am
After the three LED lamps a to c at 9 o'clock and the six LED lamps m to r at 6 o'clock to 12 o'clock start blinking, the process proceeds to step S27. If the "reservation" key 36 is not turned on here, Proceeding to step S28, the ON operation of the "SET" keys 37, 38 is detected, and if it is operated, step S29 is performed.
Then, the same bath time changing process as in S11 is performed, and if no operation is performed, the process returns to S23 to complete the setting of the time change.

On the other hand, in step S22, the "setting" keys 37, 38
Is operated, the process proceeds to S29, and the bathing time changing process is performed.

In the above embodiment, the same number of LED lamps a to x as the course time are turned on in each bathing course. However, the present invention is not limited to this. If it is 6 am to 9 am on a 3 hour course, a
To d) may be turned on, and the time period is not limited to 3 hours, 6 hours, and 9 hours, but may be 2 hours, 4 hours, and the like, and a plurality of time periods are combined. In this case as well, in the above embodiment, it is set to 3 hours + 6 hours, but various combinations such as 3 hours + 3 hours, 3 hours + 9 hours are possible.

[0029]

According to the structure of the present invention, the bathing time can be set relatively easily by setting the bathing time in units of a preset time zone.

The present invention is configured such that a plurality of different bathing time zones can be set in combination, so that the bathing time can be set relatively easily even when bathing in different time zones. .

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram showing an embodiment according to the present invention.

FIG. 2 is a front view of the operation panel.

FIG. 3 is also a flowchart.

FIG. 4 is also a flowchart.

[Explanation of symbols]

 2 Bathtub 3 Bath water 4 Circulation pump 7 Circulation flow path 8 Heater 17 Filter medium 23 Control circuit 47 Timer means 48 Time width setting means 49 Start time setting means

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Soichiro Ohama 3-201 Minamiyoshikata, Tottori City, Tottori Prefecture Inside Sanyo Electric Co., Ltd. (72) Inventor Shio Hamada 3-201 Minamiyoshikata, Tottori City, Tottori Sanyo Electric (72) Inventor Yasuhiro Kishimoto 3-201 Minamiyoshikata, Tottori City, Tottori Prefecture Sanyo Electric Co., Ltd.

Claims (2)

[Claims] 1. The bath water in the bathtub is sucked up by a circulation pump, circulated in the circulation flow path, returned to the bathtub, filtered through a filter medium provided in the middle of the circulation flow path, and filtered by a heat source. In the apparatus for heating to a set temperature, the control means for controlling the heat source is provided with a timer means for setting a time for setting the set temperature of the bath water to a temperature suitable for bathing. A bath water circulation purifying apparatus, comprising: a time width setting means for presetting a time width for setting an appropriate temperature; and a start time setting means for arbitrarily setting a start time of the time width. 2. The bath water circulation purifying apparatus according to claim 1, wherein said time width setting means is configured to be able to set a plurality of time widths having different time zones in combination.