JPH10165795A - Water quality improving device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To carry out the aeration by setting simply a device on a piping line without using a mechanical equipment for agitation, utilize simultaneously dynamic activities under water generated by agitating and mixing fine air foams under water and carrying out effectively the extrusion of inorganic minerals or the like. SOLUTION: This device is constituted of a main body case 2, an inlet cover case 3, an outlet cover case 4 and piping parts 5, and when water flowing on a pipeline and air introduced from the piping are passed through a mixer 7 provided in the main case 2, air is dispersed finely under water and aeration is carried out. Then fine air foams in the agitated state are permeated into a water quality improving substance 9 and the extrusion of minerals and the like is carried out effectively.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for aquaculture of fish in a fish cage, supply of oxygen to aerobic microorganisms in sewage treatment, and underwater aeration used for prevention of water pollution in waters such as rivers and lakes.

In addition, natural minerals and chemicals are installed in water to improve the water quality by extracting inorganic minerals and the like, so that water useful for health in ordinary households is reduced and odor is reduced and raised in livestock. Water that is useful for improving performance, etc.
In agriculture, the present invention relates to an apparatus for providing water used for house hydroponics and the like.

[0003]

2. Description of the Related Art Conventionally, as a method of aerating water, water is collected in a storage facility such as a storage tank, and air bubbles are generated from a diffuser pipe or the like installed in the water by an aeration pump, a blower or other power mechanical equipment. Method,
There are many methods such as a method of mechanically hitting the water surface using a wing plate attached to a motor, or a method of contacting water with air by dropping from a structure such as a fountain or a waterfall by a pump or the like.

In such a conventional system, mechanical equipment such as an aeration pump and a blower and storage equipment such as a storage tank for storing water are indispensable, so that the aeration process is multi-staged and the scale of the equipment is increased. There was sometimes.

[0005] For this reason, in addition to the fact that the facility construction cost becomes very expensive, there is a problem that the operation cost and the maintenance and management cost become expensive because the power required for the operation of the facility is large. .

On the other hand, as a conventional method for improving the quality of tap water, there is a method using activated carbon or a water purification membrane for removing off-flavors such as mold, removing odors of chlorine-based disinfectants, and removing carcinogenic substances such as trihalomethane. At the same time, in the course of the water purification treatment, natural minerals such as groundwater and spring water are removed in a large amount from inorganic minerals, and oxygen and the like dissolved in water necessary for life are significantly reduced.

[0007] Further, in the purification treatment of waterworks, a chlorine-based bactericide is excessively administered for safety in order to control epidemics such as infectious diseases. It has caused problems such as the generation and mixing of substances, and on the contrary, it has also shown that it is impairing the health of residents.

[0008] Such a situation not only promotes the spread of mineral water, but also hesitates that water is no longer used for drinking, and the use of drinking water for purposes other than drinking is being promoted. Is shown.
For this reason, improving water quality close to natural water once again and restoring its function as a lifeline for maintaining a healthy and healthy life are the most important issues at present.

[0009]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention eliminates the need for a conventionally required underwater agitation machine by performing aeration in a water flow state in a piping line, and also eliminates the need for water. Since there is no need for storage, facilities such as tanks and storage tanks are not required. Therefore, facility construction costs are not required, and operation costs and maintenance costs can be extremely reduced.

[0010] Also, since there is no need for power to stir the water,
In addition to the high energy saving effect of the energy related to the aeration, it is possible to provide a submersible aeration apparatus that is easy to operate and maintain and has high versatility because the mechanical equipment can be omitted.

On the other hand, the present device mixes fine air bubbles into the water flow flowing through the piping line, so that fine water and air flows are generated in the water flow, and the dynamic activity of the water increases. Therefore, using this action, it is possible to improve water quality by extracting inorganic minerals and the like from effective natural minerals and chemicals.

[0012]

In order to achieve the above object, the present invention comprises a main body case 2, an inlet cover case 3, an outlet cover case 4, and a piping part 5, and an air pipe 6 is arranged in the piping part 5. Also, inside the main body case 2,
A mixer 7 for stirring and mixing water and air and a container 8 containing a water quality improving substance 9 are provided.

[0013]

According to the present invention, the above means are taken, so that water supplied to the piping line by water or a pump is supplied from the inlet cover case 3 to the main body case together with air supplied from an air compressor or an air cylinder. Enter 2.

A mixer 7 is arranged inside the main body case 2. When the separated air and water pass through the mixer 7, the air is broken into fine bubbles and mixed with stirring. Effective underwater aeration can be performed.

Next, a water stream in which air is dispersed as fine bubbles is dynamically activated because a fine stream is generated in the water, so that natural rain, snow, groundwater, rivers, etc. Since it is physically similar to the above, inorganic minerals and the like can be effectively extracted from, for example, natural ore or the like of the water quality improving substance 9 filled in the container 8.

[0016]

Embodiments will be described with reference to the drawings.
FIG. 1 is a sectional view of this embodiment. The water quality improvement device 1 includes a main body case 2, an inlet cover case 3, an outlet cover case 4, and a piping component 5.

The main body case 2 has an entrance cover case 3 and an exit case 4 attached in the form of a lid via screws 30 and 31 at both ends.
0, a mixer 7, a container 8 containing a water quality improving substance 9, and a holding container 11 are arranged. In addition, packings 12 and 13 are arranged between the main body case 2 and the entrance cover case 3 and the exit cover case 4 so as not to leak outside.

The inlet cover case 3 and the piping part 5 are connected via a screw 29, and the air pipe 6 is connected to the piping part by an air pipe screw 28. The mixer 7 disposed inside the main body case 2 is formed by alternately laminating the right spiral elements 14 and the left spiral elements 15 to form the entirety. As the number of laminated elements increases, water and air are finely dispersed. be able to.

Next, the operation of the present embodiment will be described.
6, and the air pumped from an air compressor, an air cylinder or the like enters the inside through the air pipe 6, and enters the inside of the main body case 2 through the case cover opening 17 while being separated. In addition, a method of generating a negative pressure due to the ejector effect using the orifice and ventilating the inside of the air is also feasible.

Then, while mixing the water and the air, they enter through the pipe opening 17 of the entrance cover case 3, make the pressure uniform in the internal space 18 of the main body case 2, and reach the mixer 7. 7 is composed of a right spiral element 14 and a left spiral element 15, and each time the element passes through the gap 19, the gap 20, and the gap 21 of the element, the water stream and the air are divided, inverted, and converted, and fine bubbles of the air are generated. It diffuses and disperses in water and is aerated.

Next, the water flow in which the fine bubbles of air are diffused enters the space 22 and makes the pressure uniform, so that the opening 2 of the container 8 is opened.
3 to permeate the water quality improving substance 9 and perform actions such as inorganic mineral extraction. Thereafter, the air enters the space 25 through the opening 24 of the holding container 11 and returns to the piping line again with the fine air bubbles mixed through the cover case opening 26 of the outlet cover case 4.

FIG. 2 is an assembled view of the right spiral element 14 of the mixer 7. A right-handed spiral plate is arranged. Similarly, the left-handed spiral element 15 uses a left-handed spiral plate, and one spiral plate is inserted into each of the eight through holes 33.

FIG. 3 shows a top view of another embodiment of the mixer element. FIG. 4 shows an assembled cross-sectional view of another mixer element embodiment. The mixer of the present embodiment has a horizontal rib element 34 and a vertical rib element 35 in FIG. 3, and is used by overlapping so that a pin 38 and a through hole 39 are combined. Then, the horizontal rib 36 and the vertical rib 37 are When the elements are overlapped, they are arranged in a T-shape, and gaps 41 and 42 are formed.

In FIG. 4, water and air enter through the water inlet 40 of the vertical rib element 35, and the horizontal rib 36 and the vertical rib 3
When the air and water pass through the slit gaps 41 and 42, the flow of air and water is divided, inverted, and changed, and the air is finely dispersed, aerated, and discharged toward the outer periphery 43. As the number of the elements of this embodiment also increases, the air can be finely dispersed, and efficient aeration can be performed. In addition to the present embodiment, the flow of water and air is divided,
Any element shape that can be inverted and converted can be implemented as the mixer of the present invention.

[0025]

According to the present invention, as described above, underwater aeration is performed inside the apparatus when the water fed through the pipeline passes through the water quality improvement device installed in the middle of the line. Since the dissolved oxygen concentration in the water can be increased, there is no need to store water, and no facility construction costs are required. Also, since there is no power to stir the water, no mechanical equipment costs are required, and operating costs and maintenance costs are reduced. In addition to the effect that the management cost is inexpensive, the energy saving effect is large and the operation is simple, so that it can be used from industrial use to home use, so that there is an effect that versatility is high.

Next, since the water stream is dynamically activated by finely dispersed air bubbles in the water, it is possible to effectively extract inorganic mineral components and the like, so that the water quality of mineral water and groundwater can be easily determined. Can be reproduced, which is beneficial not only for human health, but also for obtaining delicious water and healthy water.

Furthermore, if used for breeding water such as livestock,
Since livestock can supply useful substances such as minerals from drinking water and can easily supply nutrients, breeding performance can be improved, and water used with this device contains high concentration of dissolved oxygen. It is also effective in improving the barn environment, such as preventing odors.

On the other hand, for fisheries such as aquaculture using a live cage,
Since aeration can be performed simply by circulating water, it can be used as an energy-saving and low-cost aeration device from household water tanks to commercial water tanks.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of a water quality improvement device.

FIG. 2 is an assembly diagram of a mixer element.

FIG. 3 is a top view of another mixer element.

FIG. 4 is an assembled sectional view of another mixer element.

[Description of Signs] 1 Water quality improvement device 2 Main body case 3 Inlet cover case 4 Outlet cover case 5 Piping parts 6 Air tube 7 Mixer 8 Container 9 Water quality improvement substance 10 Space ring 11 Holding container 12, 13 Packing 14 Right spiral element 15 Left spiral element

Continued on the front page (51) Int.Cl. ⁶ Identification code FI C02F 1/68 520 C02F 1/68 520Z 530 530Z 3/20 3/20 Z 3/22 3/22 Z

Claims (2)

[Claims] The present invention comprises a pipe through which water passes, an air pipe through which air passes, a mixer for finely and finely mixing water and air, and a case for accommodating the mixer, which increases the concentration of dissolved oxygen in the water. Characteristic water quality improvement device. 2. The water quality improvement device according to claim 1, wherein a container for containing a substance for improving water quality is arranged inside the case of the water quality improvement device.