JPH0543782Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Field of Application) The present invention relates to a bath device that allows simultaneous use of a jet bath and a bubble bath, or selective use of either of the above baths.

(Prior technology) The suction port and the discharge port provided in the bathtub are connected by a circulation path with a pump, and the bathtub water sucked in from the suction port is discharged into the bathtub from the discharge port, making it possible to create a jet bath. BACKGROUND ART Bath apparatuses and bath apparatuses in which an air pump is connected to a nozzle provided at the inner bottom of a bathtub and pressurized air from the air pump is ejected into the bathtub from the nozzle to enable a bubble bath are both known.

It is also known that the above-mentioned jet bath and bubble bath have a pine surge effect on the bather as well as a dirt removal effect.Therefore, in the former type of bathing device that enables jet bath, for example, the Japanese Utility Model Publication No. 63-157219 As shown in the publication, a filtration circuit having a filter is formed so as to branch from the circulation path and join the circulation path again, and the filter is used to remove dirt in the bathtub water generated by the jet bath during the jet bath. It is set to be removed.

(Problem to be solved by the invention) However, in the configuration in which a filtration circuit is added to the circulation path of the jet bath as described above, when the jet bath is used alone or when the jet bath and the bubble bath are used simultaneously, the generated dirt is removed. There is no problem with removing it with a filter, but since the dirt from when using a bubble bath alone is not removed, the dirt floats on the bathtub water surface after the bubble bath ends, causing discomfort to the next bather. Become.

(Means for solving the problem) The present invention aims to solve the above problem,
Therefore, in the present invention, the suction port and the discharge port provided in the bathtub are connected by a circulation path with a pump, and a filtration circuit is provided with a filter that branches from the circulation path and joins the circulation path again. and an air pump for supplying pressurized air to a nozzle provided at the bottom of the bathtub, further comprising a control means for driving the pump for a predetermined period of time after the air pump is driven independently.

(Function) According to the above configuration, after the individual use of the bubble bath is completed, the pump is driven for a predetermined period of time, and the dirt generated by the bubble bath can be sent to the filter together with the bath water to be removed. This will prevent people from feeling uncomfortable.

(Example) Fig. 1 is an overall schematic configuration diagram showing an embodiment of the present invention, Fig. 2 is an electrical circuit diagram of a main part showing a control means of the same example, and Fig. 3 is a main part of a control means of the same example. The flowchart, FIG. 4, is an explanatory diagram of the operation of the same example.

In FIG. 1, 1 is a bathtub, and the bathtub 1 is provided with a suction port 2 and a discharge port 3 by attaching a known foam nozzle. It is connected with 6 is an air supply pipe connected to the foam nozzle, and an air amount control valve 7 is provided in the middle of the air supply pipe 6. 8 is a filtration circuit formed to branch from the circulation path 5 and join the circulation path 5 again, and the filtration circuit 8 includes the primary side circuit 8a of the filter 9, the filtration backwash switching valve 10, the filter 9, The filtration backwash switching valve 11, the filtration circulation path (solid line in Figure 1) flowing through the secondary circuit 8b, the primary circuit 8a, the bypass path 12, the filtration backwash switching valve 11, the filter 9, the filtration backwash switching valve 10, a backwash channel (broken line in FIG. 1) flowing through the drainage channel 13 is formed.
Reference numeral 14 indicates a plurality of nozzles attached to the bottom of the bathtub 1, and the nozzles 14 are connected to the air pump 15 and the air supply passage 1.
6. Reference numeral 17 indicates a pump 4, an air pump 15, an air amount control valve 7, and a filtration backwash switching valve 1 based on operation input from a remote controller 18, which will be described later.
This is a control means for driving 0 and 11. The remote controller 18 includes a jet switch 18a that controls driving and stopping of the pump 4 and instructs to start and stop the jet bath;
A strength switch 18b controls the capacity of the pump 4 and instructs the strength of the jet flow, a foam volume adjustment switch 18c controls the opening degree of the air volume control valve 7 to adjust the amount of air mixed into the jet flow, and drives the air pump 15. A bubble switch 18d that controls the stop and instructs the start and stop of the bubble bath, a strength switch 18e that controls the capacity of the air pump 15 and instructs the strength of the bubble bath, a switching valve for driving and stopping the pump 4 and filtration backwashing. 10,1
The backwashing switch 18f controls the switching direction of the filter 1 and instructs the start and stop of backwashing of the filter 9.

FIG. 2 shows an electrical circuit diagram of the main part of the control means, which includes a microcomputer 19 with input terminals connected to a jet switch 18a and a bubble switch 18d.
The microcomputer 19 controls each switch 18
The output signals 22a, 22d are inverted to high or low every time a pulse signal is inputted by pressing the terminals a, 18d, and the transistors 20a, 2 for driving the relays are inverted.
0d is made conductive or cut off, relays 21a, 2
The pump 4 and the air pump 15 are driven by the operation of the relay 1d, and the pump 4 and the air pump 15 are stopped by the deactivation of the relays 21a and 21d.

FIG. 3 shows a flowchart of the main part of the control procedure of the microcomputer. In the figure, when the jet switch 18a is turned on (step A), the value of FLAG is set to 0 (step B), the output signal 22a is set to a high value (step C), and when the jet switch 18a is turned off at step A sets the output signal 22a to a low value (step D). In step E, it is determined whether the bubble switch 18d is on or off, and if the bubble switch 18d is on, the output signal 22d is set to a high value (step F).
Determine the value of FLAG (step G), and if the value of FLAG is 0, proceed to step A without rewriting the value.
If the value of FLAG is not 0, the value is set to 1 in step H and the process returns to step A. and,
If the bubble switch 18d is off in step E, the output signal 22d is set to L (step I), and in the following step J, the value of FLAG is determined, and the value of FLAG is 1.
If not, return to step A and set the FLAG value to 1.
In this case, a timer is set (step K), and the output signal 22d is made high until the timer times up (step L). When the timer times up (step M), the FLAG value is set to 0.
Then, the output signal 22d is set to a low value (step O), and the process returns to step A.

In the above configuration, when the jet switch 18a is turned on, the pump 4 is driven and the bathtub water is poured into the circulation path 5.
, which generates a jet stream mixed with air bubbles from the discharge port 3, making it possible to create a jet bath. Also, during such a jet bath, a portion of the bath water flows through the filter 9, and dirt in the bath water is removed. When the bubble switch 18d is turned on, the air pump 15 is driven, and the pressurized air is supplied from the air supply passage 16 to the nozzle 14, and is supplied as bubbles into the bath water. Next, the case where the bubble bath is performed alone will be explained. In this case, since the jet switch 18a remains off, the value of FLAG is 1 at the end of the bubble bath, that is, when the bubble switch 18d is turned off (step E) shown in FIG. As shown in FIG. 4, the steps up to
By driving _T1 , bath water is passed through the filtration circuit 8, and dirt generated in the bubble bath is automatically removed. Since the purpose of driving the pump 4 is for filtration, quiet operation is possible by forcibly closing the air amount control valve 7 while the pump 4 is being driven; It is also possible to reduce the pump capacity. Furthermore, in the above embodiment, the filtration operation time after the end of the bubble bath is the primary time, but it is also possible to vary the time depending on the usage time of the bubble bath.

(Effects of the invention) As explained in the above embodiments, the invention provides the following effects.

(1) It is possible to use jet baths and bubble baths at the same time, or to selectively use either of them, allowing you to enjoy various types of bathing.

(2) Since a filtration operation is performed during jet bathing, it is possible to prevent the bathtub water from getting dirty, and since the filtration circuit is placed outside the bathtub, it does not interfere with bathing.

(3) Dirt generated when using a bubble bath alone is removed by automatically passing water through the filtration circuit, so even after the bubble bath is finished, it will not cause discomfort to the next bather. There is no.

[Brief explanation of drawings]

The drawings show one embodiment of the present invention, and FIG. 1 is a general schematic diagram, FIG. 2 is an electric circuit diagram of the main part, FIG. 3 is a flowchart of the main part, and FIG. 4 is an explanatory diagram of the operation. 1...Bathtub, 2...Suction port, 3...Discharge port, 4
... Pump, 5 ... Circulation path, 8 ... Filtration circuit, 9
... Filter, 14 ... Nozzle, 15 ... Air pump, 17 ... Control means.

Claims (1)

[Scope of utility model registration request] A suction port and a discharge port provided in the bathtub are connected by a circulation path with a pump interposed therein, and a filtration circuit is formed with a filter interposed therein that branches from the circulation path and joins the circulation path again. 1. A bathing device comprising an air pump for supplying pressurized air to a nozzle provided in a bathtub, comprising a control means for driving the pump for a predetermined period of time after the individual driving of the air pump ends.