JPH08196589A - Bubble generating bathtub - Google Patents

Abstract

PURPOSE: To simplify a pipe arrangement system and to prevent a back flow in a bubble generator from occurring by connecting an exhaust tube from a fine bubble jet generating path to a vertical pipeline at an inlet terminal part, using the opening part of the vertical pipeline as an inlet port and discharging excessive water and air in the fine bubble jet generating path. CONSTITUTION: The vertical pipeline 1 is arranged in the inside of a bubble generator 2, and the opening parts 3, 4 in a horizontal direction are provided at its intermediate and lower terminal parts. The opening parts 3, 4 are formed with a cheese 5 made of polyvinyl chloride, etc., and an elbow 6. Also, the exhaust tube 7 from the fine bubble jet generating path is connected to the cheese 5 arranged at the opening part 3 at the intermediate part of vertical pipeline. Moreover, the upper terminal of the vertical pipeline 1 is connected to an electromagnetic valve device 8 for air which is connected to an inlet path 9 communicating with the bubble jet generating path. A bubble jet is generated by sucking the air A from the intermediate opening part 3 of the vertical pipeline 1 and supplying it to hot water flowing in the bubble jet generating path. Also, the intermediate opening part 3 is used as the exhaust port of excessive air B from the fine jet generating path.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bubble generating bath. More specifically, the present invention relates to a bubble generating bath having both the function of ejecting a jet of mixed bubbles into the hot and cold water of a bath and the function of ejecting a jet of mixed fine bubbles.

[0002]

2. Description of the Related Art Conventionally, as a bathtub installed in a bathroom of a house or the like, various bathtubs having various configurations and structures have been provided. For example, as one of them, hot water in the bathtub is circulated. A bubble generation bathtub (jet bath) that generates a bubble jet while performing the above is known.

In addition, a bubble generation bath (milky bath) capable of generating a jet flow in which fine bubbles having a diameter of several microns to several tens of microns are mixed, and further, this fine bubble jetting function and the above-mentioned bubble jetting function are provided. It is also known that a bubble-generating bath (milky jet bath) that has both.
For example, such a milky jet bath has a bathtub body having a hot water inlet, a bubble jet outlet, and a fine bubble jet outlet, and a bubble jet generation path for mixing bubbles and fine bubbles into hot water sucked from the hot water inlet of the bathtub body, respectively. And a bubble generator having a fine bubble jet generation path.

The bubble jet generation passage of the bubble generator generates a bubble jet by mixing the air from the first intake passage with the hot and cold water sucked from the hot water inlet of the bath body by the bubble generation pump driven by the motor, This is ejected from the bubble ejection port of the bath body into the bath water. On the other hand, the fine bubble jet generation path of the bubble generating device is provided with a second passage for hot water drawn from the hot water inlet of the bath body by the fine bubble generating pump also driven by the motor.
The air from the intake passage is mixed, and the mixed water is passed through, for example, an accumulator to generate a fine bubble jet, which is ejected from the fine bubble jet port of the bath body into the bath water.

Even if the accumulator arranged in the above-mentioned fine bubble jet generation passage is provided with a discharge pipe for discharging excess air and hot water from the bubble generator when the fine bubble jet is generated. There is.

[0006]

However, in the case of such a conventional milky jet bath, for example, piping for the first intake passage for supplying air to the bubble jet generation passage and excess air from the accumulator are provided. Further, since the exhaust pipe for discharging the excess water and the discharge pipe for discharging the excess water are separately provided, there is a drawback that the piping system of the entire bubble generating device becomes complicated.

Further, since there is no drain pipe in the bubble jet generation passage, if the bubble jet outlet of the bathtub body is blocked or the valve of the first intake passage fails, for example, the bubble jet generation passage will be provided in the bubble jet generation passage. There was also a problem that backflow occurred and water leaked to the bubble generation pump. The present invention has been made in view of the above circumstances, eliminates the drawbacks of the conventional bubble generating bath, simplifies the piping system of the bubble generating device,
It is an object of the present invention to provide a new bubble generating bath capable of effectively preventing an undesired backflow in the bubble generating device.

[0008]

The present invention is to solve the above-mentioned problems by providing a bathtub body having a hot water inlet, a bubble jet outlet and a fine bubble jet outlet, a hot water inlet of the bathtub body, a bubble jet outlet, and A bubble generation bath provided with a bubble generation device connected to each of the fine bubble ejection ports via a piping system, wherein the bubble generation device is a bubble jet in which bubbles are mixed with hot water drawn from a hot water inlet of a bath body. It has a bubble jet generation path for returning air to the bubble jet outlet and a fine bubble jet generation path for returning the fine bubble jet in which fine bubbles are mixed in the hot and cold water sucked from the hot water inlet to the fine bubble jet outlet. A discharge pipe for excess water and excess air from the fine bubble jet generation passage is connected to a vertical pipe arranged at the end of the intake passage that supplies air to the generation passage, and an opening at the lower end of the vertical pipe creates a bubble jet formation. Inhaling air to supply to the road Rutotomoni, excess water and / or excess air from the discharge pipe, as well as bubble generating bath, characterized in that discharging the backflow water to the intake path from the bubble jet generation path.

Further, in the bubble generating bath according to the present invention, the vertical conduit extending at the end of the intake passage for supplying air to the bubble jet generating passage has openings at the lower end and the middle thereof, respectively, and the lower end. The opening discharges the excess water from the discharge pipe and the backflow water from the bubble jet generation passage to the intake passage, and the intermediate opening sucks the air supplied to the bubble jet generation passage, and the excess air from the discharge pipe, Another mode is to discharge the backflow water from the bubble jet flow generation path to the intake path as needed.

[0010]

In the bubble generating bath according to the present invention, surplus air and waste water from the fine bubble jet generating passage are discharged to the vertical pipe line at the end of the intake passage for supplying air to the bubble jet generating passage of the bubble generating device. A discharge pipe is connected, the opening of the vertical pipe is used as an intake port, and excess water and air in the fine bubble jet generation passage are discharged from this same opening.
That is, by arranging the vertical conduit which is a single member, the air supply path to the bubble jet generation path and the discharge path from the fine bubble jet generation path are secured, and the piping system of the entire device is simplified. be able to.

Further, in the case where the vertical conduit at the end of the intake passage has openings at the lower end and the middle thereof, the intermediate opening serves as the intake port and the lower end opening serves as the discharge passage. Alternatively,
If a large amount of drainage is required, it can also be drained through the intermediate opening. As a result, the intake passage is provided with the drainage passage, so that even in the event of a failure or the like, backflow does not occur in the bubble jet generation passage.

The air bubble generating bath according to the present invention will be described below in more detail with reference to the accompanying drawings.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a side view showing an example of a vertical pipe line arranged in an intake passage to a bubble jet flow generation passage in a bubble generation device of a bubble generation bath according to the present invention. For example, this vertical conduit (1) is arranged inside the bubble generator (2) and has horizontal openings (3) at its middle and lower ends, respectively.
(4) is provided. These openings (3) (4) are
Each of them is formed by a cheeze (5) such as vinyl chloride and an elbow (6). Further, a discharge pipe (7) from the fine bubble jet generation path is connected to the chees (5) arranged in the intermediate opening (3).

Further, the upper end of the vertical conduit (1) is connected to an air solenoid valve device (8), and the air solenoid valve device (8) is connected to an air intake passage (9) leading to the bubble jet flow generating passage. )
Connected to The intake passage (9) in which the vertical pipe (1) having such a configuration is arranged sucks in air (arrow A in the figure) from the intermediate opening (3) of the vertical pipe (1), Is supplied to the hot and cold water flowing through the bubble jet generation path to generate a bubble jet. On the other hand, this intermediate opening (3) also serves as an outlet for the excess air (arrow B in the figure) from the fine bubble jet generation path. Further, surplus water (arrow C in the figure) from the fine bubble jet generation path is discharged from the lower end opening (4).

FIG. 2 is a side view showing another example of the vertical conduit which can be used in the bubble generating bath according to the present invention.
For example, the vertical conduit (10) has a horizontal opening (4) formed by an elbow (6) arranged at the lower end thereof, and a discharge pipe (7) is connected to the middle of the conduit. . The lower end opening (4) of the vertical conduit (10) is used as an intake port for supplying air (A) to the intake conduit (9), and excess water from the discharge pipe (7) is used. It is also used as an outlet for (C) and air (B).

3 (a) and 3 (b) are block diagrams schematically showing an example of the structure of the bubble bath according to the present invention. For example, in the bubble generating bath shown in FIG. 3, the hot water inlet (12), the bubble jetting outlet (13) and the fine bubble jetting outlet (14) of the bath body (11) are each provided with a bubble generator ( 2) connected to this bubble generator (2)
Forms a bubble jet generation path (15) as a pipe line from the inlet (12) to the bubble outlet (13), and the inlet (1
A fine bubble jet generation path (16) is formed as a conduit from 2) to the fine bubble jet outlet (14). A vertical pipe (1) is arranged in the intake passage (9) connected to the bubble jet generation passage (15), and the vertical pipe (1) is connected to the vertical jet passage (16) from the fine bubble jet generation passage (16). The discharge pipe (7) is also connected. In addition, this FIG. 3 is a block diagram, and the lower end opening part (4) of the vertical pipe line (1) and the drainage path (1
7) is shown above.

In the bubble-generating bath having such a structure, when the bubble jet is jetted from the bubble jet port (13) into the bath water, the motor (18) is used as illustrated in FIG. 3 (a). Hot water is sucked from the hot water inlet (12) by the driven bubble generation pump (19) and is recirculated into the bubble jet generation passage (15) while air is supplied from the intake passage (9) to generate a bubble jet. To do.

On the other hand, the fine bubble jet is converted into the fine bubble jet (1
4), when sprayed into the bath water, as shown in FIG. 3B, a fine bubble generating pump (20) also driven by a motor (18) causes a hot water intake port (11) of the bath body (11). Air from the second intake passage (21) is mixed with the hot and cold water sucked from 12), and this aerated water is passed through the accumulator (22) to generate a fine bubble jet, which is formed in the bath body (11). It is jetted into the bath water from the fine bubble jet outlet (14). In this case, the accumulator (22) produces a fine bubble jet by performing gas-liquid separation of the aerated water, but the excess air (B) at that time is the exhaust pipe (7).
Through the intermediate opening (3) of the vertical pipe (1), and excess water (C) is similarly discharged from the lower end opening (4) of the vertical pipe (1) to the drainage channel (17). It

Further, in the case of the conventional bubble generating bathtub, since the intake port of the intake passage (9) is provided on the flange surface (23) of the bathtub body (11), for example, hot and cold water enters the intake port. However, in the present invention, since the opening (3) as an intake port is located in the bubble generator (2), such a problem does not occur. Furthermore, for example, when the bubble jet outlet (13) of the bathtub body (11) is closed when the bubble jet flow is generated as illustrated in FIG. 3A, the hot and cold water flowing through the bubble jet flow passage (15) is generated. Flows into the intake passage (9), but such hot water is discharged from the lower end opening (4) of the vertical pipe (1),
A backflow flows through the bubble jet generation path (15) and the pump (19)
Will never leak. The fact that the intake passage (7) is provided with the drainage passage in this manner is extremely effective in preventing backflow due to, for example, a failure of the air solenoid valve device (8) in the intake passage (7).

FIG. 4 is a side view illustrating the configuration of the bubble generating device (2) in the bubble generating bath according to the present invention. As illustrated in FIG. 4, in the present invention, by arranging the vertical pipe line (1), which is a single member, at one corner of the bubble generation device (2), it is possible to connect the bubble jet flow generation line (15) to the bubble jet generation line (15). Since the air supply path and the discharge path from the fine bubble jet generation path (16) are secured, the piping system in the bubble generator (2) can be simplified.

Of course, the present invention is not limited to the above examples, and it is needless to say that various shapes and structures of details are possible.

[0022]

As described in detail above, according to the present invention, the piping system of the bubble generating device is simplified, and
Provided is a bubble generating bath capable of effectively preventing an undesired backflow in the bubble generating device.

[Brief description of drawings]

FIG. 1 is a side view showing an example of a vertical pipe line extending in an intake passage to a bubble jet flow generation passage in a bubble generation device of a bubble generation bath according to the present invention.

FIG. 2 is a side view showing another example of a vertical conduit that can be used in the bubble generating bath according to the present invention.

3 (a) and 3 (b) are block diagrams schematically showing a configuration example of a bubble bath according to the present invention.

FIG. 4 is a side view illustrating the configuration of a bubble generating device (2) in the bubble generating bath according to the present invention.

[Explanation of symbols]

 1, 10 Vertical Pipeline 2 Bubble Generator 3 Middle Opening 4 Bottom Opening 5 Cheese 6 Elbow 7 Discharge Pipe 8 Air Solenoid Valve Device 9 Intake Pipe 11 Bathtub Body 12 Hot Water Intake 13 Bubble Jet 14 Fine Bubble Jet 15 Bubble Jet flow generation path 16 Fine bubble jet flow generation path 17 Drainage channel 18 Motor 19 Bubble generation pump 20 Fine bubble generation pump 21 Second intake pipe 22 Accumulator 23 Flange surface

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Takayoshi Nakaoka 1048, Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Works, Ltd.

Claims (2)

[Claims] 1. A bathtub body having a hot water inlet, a bubble jet outlet and a fine bubble jet outlet, and a bubble generator connected to each of the hot water inlet, the bubble jet outlet and the fine bubble jet outlet of the bathtub body through a piping system. A bubble generating device comprising: a bubble generating device, a bubble jet generation path for returning a bubble jet, in which bubbles are mixed in hot and cold water sucked from a hot water inlet of a bath body, to a bubble jet outlet, and a hot water inlet It has a fine bubble jet generation path that recirculates the fine bubble jet mixed with fine bubbles into the fine bubble jet outlet, and it is installed vertically at the end of the intake path that supplies air to the bubble jet flow generation path. A discharge pipe for excess water and excess air from the fine bubble jet generation passage is connected to the pipe line, and an opening at the lower end of the vertical pipe sucks the air to be supplied to the bubble jet generation passage, Water and / or excess air, In addition, a bubble generating bath characterized by discharging backflow water from the bubble jet generating passage to the intake passage. 2. A vertical conduit extending at the end of an intake passage for supplying air to a bubble jet generating passage has openings at the lower end and the middle thereof, and the lower end opening has excess water and bubbles from the discharge pipe. Backflow water is discharged from the jet flow generation path to the intake path, and the intermediate opening sucks air supplied to the bubble jet flow generation path,
The bubble generation bath according to claim 1, wherein surplus air from the discharge pipe and, if necessary, backflow water from the bubble jet generation passage to the intake passage are discharged.