JPH024495A - Water quality purifier - Google Patents

Abstract

PURPOSE:To effectively remove organic substance dissolved in water by driving and controlling an introduction pump and setting both the introduction amount of a water treatment deposition flocculant for purification objective water and the interval of introduction time thereof at proper value. CONSTITUTION:When a circulation pump 6 is driven, e.g., purification objective water 4 stored in a bathtub 1 is passed through a primary filter 3 and a water flow sensor 8 and introduced into a filter 9 and filtrated by a secondary filter 11 and thereafter organic substance is removed by medicated stone 13. This water is returned into the bathtub 1 through a discharge port 17 together with the foams 20 sent from an air blowing port 19. Herein a water treatment deposition flocculant 12 contained in a flocculant vessel 21 is introduced into the purification objective water 4 at the prescribed amount and interval of introduction time by controlling the driving of a flocculant introduction pump 23. Organic substance dissolved in water is deposited, flocculated and made to floc and removed by the filters 3, 11. By such a way, the organic substance dissolved in water can be removed automatically and effectively.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a water purification device for purifying water in a bathtub or in an aquarium for fish farming or the like.

[Conventional technology]

Conventionally, devices for purifying water in bathtubs or fish tanks, for example, use circulation pumps to guide the water to a filter, and use filters in the filters to remove impurities. generally known.

[Problem to be solved by the invention] By the way, since such a purification device physically removes impurities from water using a filter in the filter, there is a limit to the size of impurities that can be removed. However, it is difficult to remove microscopic contaminants such as organic matter dissolved in water.

Therefore, there is a known device that purifies water biologically by breeding microorganisms in a filter.

However, in such a purification device, in order to efficiently process organic matter using microorganisms, it is necessary to control the breeding environment of microorganisms to accommodate their activities, and the pH and temperature of the water to be purified must be controlled. If the material is unsuitable for the growth of microorganisms, problems such as the microorganisms dying may occur.

Furthermore, in the treatment of organic matter using microorganisms, there is a problem that several hours are required for contact, digestion, precipitation, etc. of the microorganisms, and the problem arises that the size of the reactor section is increased in order to increase the processing ability of the microorganisms.

The present invention was proposed in order to solve such conventional problems, and provides a water purification device that can efficiently remove minute pollutants such as organic substances dissolved in water to be purified. The purpose is to provide.

[Means to solve the problem]

In order to achieve this object, the water purification device according to the present invention includes a circulation pump that guides and circulates the water to be purified to a filter, an injection pump for introducing a water treatment precipitate flocculant into the water to be purified, and the above-mentioned water purification device. The present invention is characterized by comprising a pump drive control circuit that drives and controls the input pump and sets the input amount and input time interval of the water treatment precipitation coagulant.

[Function] The minute organic substances dissolved in the water to be purified are precipitated and coagulated by the water treatment coagulant and become flocs (agglomerates), so the organic substances in the water to be purified can be easily removed using a filter. Ru.

In addition, since the water treatment precipitation flocculant can be added in an appropriate amount at each set time interval, there is no need to artificially manage the input of the flocculant.

〔Example〕

Hereinafter, embodiments of the present invention will be described in detail based on the drawings.

FIG. 1 shows a configuration in which a water purification device according to an embodiment of the present invention is applied to, for example, water purification in a bathtub.

In FIG. 1, for example, at the lower side of the bathtub 1,
A suction port 2 is provided facing into the bathtub 1, and a primary filter 3 is attached within the suction port 2. This -order filter 3 removes large debris such as hair floating in the water to be purified 4 in the bathtub 1.

The suction port 2 is connected to a circulation pump 6 via a main return pipe 5 shown in FIG. The circulation pump 6 is disposed within a housing 7 of the water purification device, as shown in FIG.

The circulation pump 6 is connected to a water intake port 10 in the upper part of the filter 9 via a water flow sensor 8 shown in FIG. A circulation pump 6 is disposed within the filter 9 provided within the housing 7.
A cylindrical secondary filter 11 is provided upright for filtering water fed from the water intake port 10. - Small dirt such as dirt in the water to be purified 4 that has passed through the secondary filter 3 is removed by the secondary filter 11, and
Organic matter such as flocculated waste products is removed by a water treatment precipitation flocculant 12, which will be described later.

A porous medicinal stone 13 made of natural ore or the like is arranged at the lower part of the inner peripheral space of the secondary filter 11 in the filter 9, and the water to be purified 4
Helps remove organic matter inside.

The water that has passed through the secondary filter 11 and the medicinal stone 13 enters the reservoir 14 at the bottom of the filter 9.

A discharge port 15 that communicates with the reservoir 14 is protruded from the lower part of the filter 9, and this discharge port 15 is connected to a discharge port 17 provided in the middle part of the side surface of the bathtub 1 through a water column pipe 16. . The discharge port 17 is provided with an air suction port 19 connected to the air pipe 18, and air bubbles 20 are formed in the bathtub 1.
A water stream containing water is blown out as a jet stream. In this way, by blowing the bubbles 20 into the water 4 to be purified, the microorganisms that have grown on the medicinal stones 13 are transferred to the water 4 to be purified.
The oxygen needed to survive inside the plant will be supplied in sufficient quantity, and the activities of microorganisms will become more active.

Further, in the housing 7, a flocculant container 21 containing a liquid water treatment precipitation flocculant 12 is disposed.

This water treatment precipitation flocculant 12 has already been developed in JP-A-58-21
It is disclosed in Japanese Patent Application Laid-open No. 6705 or Japanese Patent Application Laid-Open No. 63-44993, and its main component is minerals containing various metal oxides and non-metal oxides, or soil in which these minerals have been weathered.

The water treatment precipitating coagulant 12 has the function of precipitating and coagulating organic matter dissolved in an invisible state in the water 4 to be purified to form flocs.

The flocculated organic matter is easily removed by the secondary filter 11.

The flocculant container 21 is provided with a sensor 22 that detects when the flocculant 12 in the container 21 has decreased in water.

Further, the flocculant container 21 is connected to a storage section 14 at the bottom of the filter 9 via a flocculant input pump 23, and the flocculant container 21 is
The water treatment precipitated flocculant 12 fed into the container 21 by the filter 3 mixes with the filtered water in the reservoir 14, and is then mixed into the water to be purified 4 in the bathtub 1.

By mixing the water treatment precipitated flocculant 12 into the water to be purified 4, the dissolved particles in the water to be purified, which could not be removed by the secondary filter 11 in the past, are turned into flocs.

The flocculated organic matter is removed by the secondary filter 11 of the filter 9 provided in the circulation loop.

Conventionally, only the secondary filter 11 could barely remove 10-order impurities, but the water treatment precipitated flocculant 12
(This makes it possible to remove impurities on the order of microns to submicrons.)

By mixing the water treatment precipitating flocculant 12 into the water to be purified 4, the large intestine in the water to be purified 4 can be sterilized, and effects such as deodorization and decolorization can also be obtained.

Further, this water treatment precipitated flocculant 12 penetrates into the body cells of the human body by osmotic pressure, promoting the metabolism of the body cells and providing effects such as recovery from fatigue.

Next, a block circuit diagram of the water purification apparatus will be explained with reference to FIG.

In FIG. 5, a setting circuit 25 for setting the input time interval of the water treatment precipitation flocculant 12 and a setting circuit 26 for setting the input amount of the flocculant 12 are provided, and these setting circuits 25.26 The set output is supplied to the flocculant injection pump drive control circuit 27. In addition, the flocculant container 21
The sensor 22 provided in the flocculant water reduction detection circuit 2
8, and the detection output from this detection circuit 28 is supplied to the drive control circuit 27. This drive control circuit 27 drives and controls the flocculant injection pump 23 .

As a result, the water treatment precipitated flocculant 12 in the flocculant container 21
is automatically supplied in fixed amounts into the water to be purified 4 at regular time intervals. Note that when the sensor 22 detects water loss in the flocculant 12, the pump 23 is stopped.

Further, the water flow sensor 8 is connected to the water flow detection circuit 29, and the detection output thereof is supplied to the circulation pump guard timer circuit 30 and the water temperature 111Iff circuit 31. This timer circuit 3
0 is connected to a relay RY2 for the circulation pump 6, and the water temperature adjustment circuit 31 is connected to a relay RYI for the heater 32.

A volume 33 for setting the water temperature in the bathtub 1 is connected to the water temperature adjustment circuit 31, and outputs from a water temperature sensor 34 and a water temperature sensor disconnection detection circuit 35 are supplied thereto.

DC power is supplied from the rectifier circuits 36 and 37 to each circuit and the flocculant injection pump 23.

In addition, in the figure, 37 is a plug with an earth leakage breaker;
1 is a fuse, 39 is a dry firing safety device, and 40 is a power transformer.

In the above-described embodiment, the water purification device of the present invention was applied to purify the water in the bathtub 1, but the present invention may also be applied to purify water in an aquarium for fish farming or in a swimming pool. Good too.

〔Effect of the invention〕

As explained above, in the present invention, a water treatment precipitation flocculant is added to the water to be purified to precipitate and flocculate organic matter to form flocs, which are then removed by a filter. It is possible to effectively remove organic substances that dissolve in water.

In addition, the above-mentioned water treatment precipitated flocculant is automatically injected in appropriate amounts by the dosing pump driven by the drive control circuit, so there is no wasted input of the flocculant, and the input of the flocculant cannot be artificially controlled. There is no hassle.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of a water purification device according to an embodiment of the present invention, FIG. 2 is a front view showing the water purification device connected to a tank to be purified, and FIG. 3 is a sectional view of the water purification device. ,
FIG. 4 is a partially cutaway side view of the water purification device, and FIG. 5 is a block circuit diagram of the water purification device. [Explanation of symbols] 1...Bathtub 2...Suction port 3...Next filter 4...Water to be purified 6...Circulation pump
8...Water flow sensor 9...Filter 11
...Secondary filter 12...Water treatment precipitation flocculant 13...Medical stone 14...Reservoir 17...
Discharge port 21...Coagulant container 22...Sensor 23...Coagulant injection pump 25...Dosing time setting circuit 26...Dosing amount setting circuit 27...Coagulant injection pump drive control circuit 28 ...Flocculant water reduction detection circuit 29...Water flow detection circuit 30...Circulation pump guard timer circuit Fig. 3 Fig. 4

Claims (1)

[Claims] A circulation pump that guides and circulates the water to be purified to a filter,
It has a charging pump for charging the water treatment precipitated flocculant into the water to be purified, and a pump drive control circuit that drives and controls the charging pump and sets the input amount and input time interval of the water treatment precipitated flocculant. A water purification device characterized by: