JP2000084583A - Water purifying device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To activate and purify water by allowing air bubbles (fine air bubbles) to spread into the deep underwater widely. SOLUTION: This device is provided with an air bubble generation means A for discharging the air bubbles 11 into the water W, and a convection generation means B for allowing the water mixed with the air bubbles 11 with the air bubble generation means A to circulate by convection. Here the air bubble generation means A rotates a capsule 6 having air discharge holes and air is sucked into the capsule 6 with negative pressure generating around the outer periphery surface of the capsule 6 by this rotation and the air is discharged from the air discharge holes 5 into the water, so that the air bubbles are generated. Or for example an air pump or a compressor, etc., may be used for the purpose.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water purification device for purifying water, for example, a water purification device for purifying lake water, dam water or seawater.

[0002]

2. Description of the Related Art Generally, water in a pond or fish farm is purified by rotating a rotating propeller provided in the water to circulate the water. Further, a water purifying device provided with a capsule having a bubble discharging hole at the lower end of the rotary hollow shaft is provided in water to purify by discharging bubbles generated.

[0003]

However, in a method of simply circulating water by rotating a rotary propeller, only a part of water circulates, and it is difficult to efficiently purify a wide range of water. On the other hand, mere mere release of air bubbles from the capsule having the air bubble release holes causes buoyancy to act on the air bubbles, making it difficult to spread the water deeply and widely. Is difficult. The present invention has been made in view of the above, and an object of the present invention is to provide a water purification device that activates and purifies water by distributing bubbles (fine bubbles) deep and wide in water.

[0004]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention comprises a bubble generating means for releasing bubbles into water, and a convection generating means for convection of water containing bubbles by the bubble generating means. It is characterized by having. Here, the bubble generating means rotates the capsule having the bubble discharging hole, draws air into the capsule by negative pressure generated on the outer peripheral surface of the capsule by this rotation, and discharges air into water from the bubble discharging hole, The invention is not limited to those that generate bubbles, and may be, for example, an air pump or a compressor. In short, the bubble generating means may be any device that can release bubbles into water, and its mechanism is arbitrary. Further, the convection generating means is not limited to the one using a rotary propeller, and may be, for example, an apparatus including a guide cylinder and a submersible propeller pump. In short, the convection generator may be any device capable of convection of water, and its mechanism is arbitrary. According to such a water purification device, the bubbles are released into the water by the bubble generating means, and the water in which the bubbles are mixed,
Riding on the convection by the convection generating means, the water is spread over a wide area in the water, activated, and the water is purified.

Further, the invention according to claim 2 is characterized in that the bubble generating means comprises: a rotary hollow shaft provided substantially vertically in water; a capsule having a bubble discharge hole provided at a lower end of the rotary hollow shaft; And a rotation drive means provided at the upper end of the hollow shaft. According to such a water purification device, a negative pressure is generated around the outer periphery of the capsule that rotates with the rotation of the rotary hollow shaft, and fine bubbles are discharged into the water from the bubble discharge holes. Then, the water in which the bubbles are mixed moves on the convection generated by the convection generating means and spreads over a wide range in the water.

According to a third aspect of the present invention, the convection generating means comprises a guide cylinder extending underwater and covering the bubble generating means, and a convection generator provided at a lower end of the guide cylinder. Features. According to such a water purifying device, the water in which the bubbles are mixed by the bubble generating means travels deep inside the water over a wide range, riding on the convection flowing between the inside and outside of the guide tube generated by the guide tube and the convection generator.

According to a fourth aspect of the present invention, the convection generating means includes a trumpet-shaped guide cylinder provided at a lower end of the bubble generating means and extending downward in water, and a lower end of the bubble generating means via a rotating shaft. And a rotating propeller connected thereto. According to such a water purifying device, the water in which the bubbles are mixed by the bubble generating means rides on the convection generated by the rotation of the rotary propeller and the guide of the trumpet-shaped guide cylinder, and spreads over a wide range of the water.

According to a fifth aspect of the present invention, the convection generating means includes a rotating propeller connected to a lower end of the bubble generating means via a gear, and a submersible water covering the lower end of the rotating propeller and the bubble generating means. And a trumpet-shaped guide cylinder extending downward. According to such a water purification device, the water in which the bubbles are mixed by the bubble generating means,
Riding on the convection flowing inside and outside the trumpet-shaped guide cylinder caused by the rotation of the rotary propeller and the guidance of the trumpet-shaped guide cylinder,
Widespread underwater.

Further, according to a sixth aspect of the present invention, the convection generating means includes: a rotating shaft provided by extending a lower end of the bubble generating means; a rotating propeller provided at a lower end of the rotating shaft; It is characterized by comprising a trumpet-like guide cylinder extending downward in the water so as to cover the rotary propeller. According to such a water purification device, the water in which bubbles are mixed by the bubble generating means rides on the convection flowing through the inside and outside of the trumpet-shaped guide tube generated by the rotation of the rotary propeller and the guidance of the trumpet-shaped guide tube, and the water is wide in the water. Go around the range.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of a water purification apparatus according to the present invention will be described. FIG. 1 is an overall view of a first embodiment of a water purification device of the present invention, and FIG. 2 is an enlarged view of a main part of a bubble generating means of the water purification device. The water purification device according to the present invention includes a water generating device A provided in a water W, for example, a dam.
And convection generating means B. The bubble generating means A is shown in FIG.
As shown in FIG. 1, for example, a base 1 provided on the underwater W by a float 2 and a fixed outer cylinder 3 fixed to the lower surface of the base 1
A rotary hollow shaft 4 provided in the fixed outer cylinder 3;
It comprises a capsule 6 having a bubble discharge hole 5 provided at the lower end of the rotary hollow shaft 4 and a rotary drive motor 7 provided at the upper end of the rotary hollow shaft 4.

The rotary hollow shaft 4 is connected to the rotary drive motor 7 via a coupling 9 having an air intake 8, and the rotary hollow shaft 4 is supported by bearings 10. Therefore, by the rotation drive of the rotation drive motor 7,
The rotating hollow shaft 4 rotates. At the lower end of the rotary hollow shaft 4, the capsule 6 having a large number of bubble discharge holes 5 is provided. The capsule 6 rotates with the rotation of the rotary hollow shaft 4. As a result, a negative pressure is generated around the outer periphery of the capsule 6, and air existing in the capsule 6 is discharged as fine bubbles 11 out of the capsule 6 through the bubble discharge holes 5.

On the other hand, as shown in FIG. 1, the convection generating means B includes a tapered guide tube 12 extending downward so as to cover the underwater portion of the bubble generating means A, and a convection provided inside the lower end of the guide tube 12. It consists of a generator (waterproof pump 13).
The tapered guide cylinder 12 is formed of a tapered cylinder having an upper opening, and a convection generator, for example, a waterproof pump 13 having a rotary propeller 14 is provided inside the lower end.
By the rotation of the waterproof pump 13, water existing inside the tapered guide tube 12 is moved downward and the guide tube 1 is moved.
2 is discharged to the outside, while water existing near the water surface moves into the guide tube 12, and the water convections inside and outside the guide tube 12.
The water in which bubbles in the guide cylinder 12 are mixed with the water,
Riding along the convection, the water is diffused deeply and widely in the water, activating the water in the dam and purifying it efficiently. The waterproof pump 13 is driven in the opposite direction to pump water in a deep part, bubbles are introduced by the bubble generating means A, and the bubble-introduced water is sent from above the guide tube 12 to the outside of the guide tube 12. Guide tube 12
The water above the guide tube 12 is removed by convection outside the guide tube 1.
2 and can take in the water in the deep part again below the guide cylinder 12.

FIG. 3 is an overall view of a second embodiment of the water purification apparatus according to the present invention. In this embodiment, the bubble generating means A of the water purification device is substantially the same as that of the first embodiment, and the same reference numerals as those in the drawings denote the same, and a description thereof will be omitted. The convection generating means B is provided with a trumpet-shaped guide cylinder 15 extending downward in the water W provided at the lower end of the fixed outer cylinder 3 of the bubble generating means A.
And a rotating propeller 18 connected to the lower end of the capsule 6 via a rotating shaft 16 and a gear 17, and the rotating propeller 18 is provided to protrude from the side surface of the guide cylinder 15. The trumpet-shaped guide cylinder 15 is a cylindrical cylinder provided by extending the lower end of the fixed outer cylinder 3, and an opening window 19 is formed at a position where the capsule 6 is provided. Therefore, when the rotary hollow shaft 4 of the bubble generating means A is rotated, the capsule 6 is rotated, and the bubble 11 is released to the outside from the bubble discharge hole 5 of the rotating capsule 6.
9 and is mixed into the underwater W outside the guide cylinder 15 (an extension cylinder of the fixed outer cylinder 3). On the side of the trumpet-shaped guide tube 15,
Since the rotary propeller 18 is provided, convection is generated by the rotation of the rotary propeller 18, and the water mixed with bubbles existing around the guide cylinder 15 flows on the convection and is diffused deeply in the water W and widely. Water is well purified.

FIG. 4 is an enlarged view of a main part of a third embodiment of the water purification apparatus according to the present invention. Also in this embodiment, the bubble generating means A of the water purification device is substantially the same as that of the first embodiment, and the same reference numerals as those in the drawings denote the same, and a description thereof will be omitted. The convection generating means B includes: a rotary propeller 18 connected to a lower end of the rotary hollow shaft 3 of the bubble generating means A via a gear 17;
The trumpet-shaped guide cylinder 2 extending downward in the water W so as to cover the rotary propeller 18 and the capsule 6 having the bubble discharge hole 5.
0, a rotating propeller 18 is provided on a side surface of the fixed outer cylinder 3 in the guide cylinder 20 so as to protrude therefrom. Therefore, when the rotary hollow shaft 4 is rotated, the capsule 6 rotates, and the bubble 11 is released to the outside from the bubble discharge hole 5 of the rotating capsule 6.
Mixed into the water W in the inside. Since the rotary propeller 18 is provided in the trumpet-shaped guide cylinder 20, the rotation of the rotary propeller 18 and the guide of the guide cylinder 20 allow the rotary propeller 18 to rotate.
Convection occurs inside and outside the capsule cylinder 20. The water in which the bubbles are mixed flows on the convection, is diffused deeply and widely in the water W, and activates and purifies the water in the dam.

FIG. 5 is an overall view of a fourth embodiment of the water purification apparatus according to the present invention. Also in this embodiment, the bubble generating means A of the water purification device is substantially the same as that of the first embodiment, and the same reference numerals as those in the drawings denote the same, and a description thereof will be omitted. The convection generating means B covers the rotating shaft 21 provided by extending the lower end of the capsule 6 of the bubble generating means A, the rotating propeller 22 provided at the lower end of the rotating shaft 21, and the rotating shaft 21 and the rotating propeller 22. It consists of a trumpet-shaped guide cylinder 23 extending downward in the water W. The flared guide tube 23 is formed of a cylindrical tube provided by extending the lower end of the fixed outer tube 3, and an opening window 19 is formed at a position where the capsule 6 is provided. Therefore, when the rotary hollow shaft 4 is rotated, the bubbles 11 are released to the outside from the bubble release holes 5 of the capsule 6 which rotates and the capsules 6 are rotated. (Extended cylinder of the fixed outer cylinder 3) is mixed into the outside water W. In the flared guide tube 23,
Since the rotary propeller 22 is provided, convection occurs inside and outside the capsule cylinder 23 by the rotation of the rotary propeller 22 and the guide of the guide cylinder 23. Then, the water mixed with the bubbles flows on the convection, and is diffused deeply and widely in the water W to activate and purify the water of the dam.

In the above embodiment, the water purification apparatus according to the present invention is installed in a dam, but it is installed in other ponds, lakes or seas, and is used for purification of pond water, lake water or seawater. be able to.

[0017]

According to the present invention described above, since the air bubble generating means and the convection generating means are provided, the air bubbles are released into the water by the air bubble generating means, and
Riding on the convection by the convection generating means, the water is spread over a wide area in the water, activated, and the water is purified.

According to the water purifying apparatus of the second aspect, the bubble generating means includes: a rotating hollow shaft provided substantially vertically in water; a capsule having a bubble discharging hole provided at a lower end of the rotating hollow shaft; Since the rotary drive means is provided at the upper end of the shaft, a negative pressure is generated around the outer periphery of the capsule which rotates with the rotation of the rotary hollow shaft, and fine bubbles are released into water from the bubble discharge holes. Then, the water mixed with the bubbles moves on the convection generated by the convection generating means, spreads over a wide range in the water, is activated, and the water is purified.

According to the third aspect of the present invention, the convection generating means comprises the tapered guide cylinder which covers the bubble generating means and extends downward in the water, and the convection generator provided in the lower end of the guide cylinder. The water in which the bubbles are mixed by the bubble generating means rides on the convection flowing inside and outside of the tapered guide tube and the tapered guide tube generated by the convection generator, and spreads over a wide area deep in the water, and is activated to purify the water. You.

According to the water purifying apparatus of the fourth aspect, the convection generating means includes a trumpet-shaped guide cylinder provided at a lower end of the bubble generating means and extending downward in the water, and a lower end of the bubble generating means via a rotating shaft. Since the rotating propellers are connected to each other, the water mixed with the bubbles by the bubble generating means rides on the convection generated by the rotation of the rotating propeller and the guide of the trumpet-shaped guide cylinder, and spreads over a wide range of water and is activated. Water is purified.

According to a fifth aspect of the present invention, the convection generating means includes a rotary propeller at a lower end of the bubble generating means, and a flared guide extending downward in the water to cover the rotary propeller and the lower ends of the bubble generating means. The water mixed with air bubbles by the air bubble generation means because of the water and the convection flowing through the inside and outside of the flared guide cylinder generated by the rotation of the rotary propeller and the guidance of the flared guide cylinder spreads over a wide range of water, Activated to purify water.

According to the water purifying apparatus of the sixth aspect, the convection generating means includes a rotating shaft provided by extending the lower end of the bubble generating means, a rotating propeller, and a downward direction in the water covering the rotating shaft and the rotating propeller. The water in which bubbles are mixed by the bubble generating means flows on the convection generated by the rotation of the rotary propeller and the guide of the trumpet-shaped guide tube, which flows inside and outside the trumpet-shaped guide tube, so that the water in the water is wide. It has the effect of being activated and purifying water throughout the area.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram of a water purification device according to a first embodiment of the present invention.

FIG. 2 is an enlarged view of a main part of a bubble generation unit of the water purification device according to the first embodiment of the present invention.

FIG. 3 is an overall configuration diagram of a water purification device according to a second embodiment of the present invention.

FIG. 4 is a main part configuration diagram of a water purification device according to a third embodiment of the present invention.

FIG. 5 is a main part configuration diagram of a water purification device according to a fourth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 3 Fixed outer cylinder 4 Rotating hollow shaft 5 Bubble discharge hole 6 Capsule 7 Rotation drive motor 11 Bubble 12 Tapered guide cylinder 13 Waterproof pump 14, 18, 22 Rotary propeller 16, 21 Rotation shaft 15, 20, 23 Wrapper-shaped guide cylinder A bubble generation means B convection generation means

Claims (6)

[Claims] 1. A water purification apparatus comprising: a bubble generating means for releasing bubbles into water; and a convection generating means for convection of water mixed with the bubbles by the bubble generating means. 2. The air bubble generating means includes: a rotary hollow shaft provided substantially vertically in water; a capsule having a bubble discharge hole provided at a lower end of the rotary hollow shaft; and a capsule provided at an upper end of the rotary hollow shaft. 2. The water purifying apparatus according to claim 1, further comprising a rotation drive unit. 3. The convection generating means comprises a guide tube that extends downward in the water so as to cover the bubble generating device, and a convection generator provided at a lower end portion of the guide tube. Water purification equipment. 4. The convection generating means includes: a flared guide tube extending downward in water provided at a lower end of the bubble generating means; and a rotary propeller connected to a lower end of the bubble generating means via a rotating shaft. The water purification device according to claim 1, wherein 5. The convection generating means includes: a rotary propeller connected to a lower end of the bubble generating means via a gear; and a flared guide extending downward in the water to cover the rotary propeller and the lower end of the bubble generating means. The water purifier according to claim 1, comprising a tube. 6. The convection generating means includes: a rotating shaft provided by extending a lower end of the bubble generating means; a rotating propeller provided at a lower end of the rotating shaft; and a submerged covering the rotating shaft and the rotating propeller. The water purifier according to claim 1, comprising a trumpet-shaped guide cylinder extending in the direction.