JP4773896B2 - Power integrated water filtration apparatus and power integrated water filtration system including the same - Google Patents

Description

  The present invention relates to a power integrated water filtration apparatus and a power integrated water filtration system including the same. In particular, the present invention relates to a power integrated water filtration device using at least a solar cell module as a power and a power integrated water filtration system including the same.

  Since conventional water filtration devices use commercial power as a power source for pumps and the like, power line installation work and electricity charges have occurred. Also, it was not possible to use in areas where power line construction was difficult.

For this reason, what uses a solar cell as power sources, such as a pump, has been proposed. There has been proposed a water purification device capable of driving a pump and a cleaning device with only a solar cell without using a storage battery (see, for example, Patent Document 1). In addition, focusing on the fact that a wide range of water bottoms are activated by the circulation of water, fish and shellfish grow, and water is purified in the food chain. In addition, there has been proposed one that matches the characteristics of the DC motor and the spread blades (see, for example, Patent Document 2). A water purification device in a closed water area that uses a solar cell and midnight power according to the time zone has also been proposed (see, for example, Patent Document 3).
JP 2002-102618 A (FIG. 1, abstract, paragraph 0011) Japanese Patent Laying-Open No. 2005-319435 (FIG. 1, abstract) JP 2002-018473 A (FIG. 1, abstract)

  However, in patent document 1, it is about the effective utilization of the generated electric power of a solar cell, and is connected to a plurality of floats 12 floated in the treated water area 10, connecting members 13 such as angles for connecting these floats 12, and the float 12. A removable filter cartridge (filter) 15 held under the water surface 10 a by being suspended by the rope 14, a driving device 16 placed on the connecting member 13, and placed on the connecting member 13. It has a solar cell 17 and is held on the water surface by a float, and is not suitable for shallow ponds and the like that are difficult to fix stably. In patent document 2, although the solar cell is arrange | positioned at the roof of an apparatus, it does not have a filter medium but supplies oxygen to the bottom of a water only by water stirring. Patent Document 3 also relates to an aeration apparatus in which a solar cell is arranged on the roof of the apparatus but does not have a filter medium.

  Neither of these discloses anything that can be easily utilized, including installation, of a water filtration device comprising a solar cell, a submersible pump, and a filter medium. Therefore, the problem to be solved by the present invention is to provide a water filtration device that includes a solar cell, a submersible pump, and a filter medium, and that is easily utilized including installation.

  In order to solve the above-mentioned problem, in the present invention, a DC submersible pump and a frame capable of passing water containing a filter medium surrounding it, a leg portion supporting the frame, and a drive source of the DC submersible pump are connected. A power integrated water filtration device including a roof on which a solar cell is placed. As a result, it is possible to obtain a power-integrated water filtration device that includes a solar cell, a submersible pump, and a filter material, and that can be easily utilized including the installation structure, thereby facilitating transportation and installation work. By supplying power from solar cells, it is possible to lay power lines and reduce electricity charges. Since a DC submersible pump is employed and direct current power generated by solar power is not converted into alternating current, reduction in power conversion efficiency can be suppressed.

  Further, if the roof is installed so as to be openable and closable by the frame and a hinge, and the connection box and the controller box of the solar cell are a power-integrated water filtration device held on the back surface of the roof, the maintenance of the device Can be made easier.

  Two DC submersible pumps are provided, and water can be circulated more smoothly by using a power-integrated water filtration device in which the pumped water from each of the DC submersible pumps is discharged in different directions.

  Further, a power integrated water filtration device is provided with legs at the lower part of the frame, and the length of the legs is selected so that the highest level of water level fluctuation of the pond does not exceed the lowest line of the roof. If it does so, the member which avoids submersion can be arrange | positioned to the back and surface of a roof.

  Moreover, the power integrated water filtration which equips integrally with the DC submersible pump, the water absorption pipe extended from this pump, the filter material which surrounds it, and the roof which mounted the solar cell connected as a drive source of the said DC submersible pump. A device. As a result, it is possible to obtain a power-integrated water filtration device that is integrally provided with a solar cell, a submersible pump, and a filtering material and that is easily utilized including the installation structure, thereby facilitating transportation and installation work. By supplying power from solar cells, it is possible to lay power lines and reduce electricity charges. Since a DC submersible pump is employed and direct current power generated by solar power is not converted into alternating current, reduction in power conversion efficiency can be suppressed.

  Further, if the water-absorbing pipe is a power-integrated water filtering device that extends in the vicinity of the bottom surface of the filter medium and is laid in a planar shape, the water absorption pressure can be made uniform.

  Moreover, if it is set as the power integrated water filtration apparatus which integrated and supported the roof which mounted the said solar cell with the water absorption pipe-shaped support | pillar extended above the said DC submersible pump, it has the structure excellent in design property and economical efficiency. it can.

  Moreover, if it is set as the power integrated water filtration apparatus which combined the power integrated water filtration apparatus as a unit unit, it can respond to the amount of filtered water required by increase / decrease in the number of units, and can aim at reduction of manufacturing cost and installation cost.

  Moreover, if the filter medium is a power-integrated water filtration device that includes a pH adjustment function component of water that adjusts the water quality to neutrality by melting in the course of use, water quality suitable for growth of ornamental fish and aquatic plants can be obtained. Can do.

  In addition, if the filter medium is a power-integrated water filtration device that consists of particles with numerous holes that can inhabit the clogged impurities, it can be stored in the filter medium without spraying chemicals. Etc., because microorganisms are decomposed, it is possible to eliminate short-term cleaning, operation and cost associated therewith.

  Further, if the DC submersible pump is a power-integrated water filtration device having a brushless electrode, the brushless electrode can be configured to operate for a long period without fear of electrode wear due to pump driving.

  Further, if the power integrated water filtration system further includes a stirrer placed at the bottom of the water using the solar cell of the power integrated water filtration device as a drive source, oxygen is further given to the water at the bottom of the power integrated water filtration device for purification. Can be promoted.

  According to the present invention, a power integrated water filtration device that includes a solar cell, a submersible pump, and a filter medium, and that is easily integrated including the installation structure, facilitates transportation and installation work, and supplies power from the solar cell. This makes it possible to reduce power line installation work and electricity charges. Since a DC submersible pump is employed and direct current power generated by solar power is not converted into alternating current, reduction in power conversion efficiency can be suppressed.

  Embodiments of the present invention will be described below with reference to the drawings.

(Basic description of the first embodiment)
First, the basic configuration and operation of the first embodiment will be described with reference to FIGS. 1 and 2.

  FIG. 1 is an explanatory sectional view of a pond in which a power integrated water filtration device 10 is installed. FIG. 2 is a conceptual illustration showing a state where the power integrated water filtration system 1 including the power integrated water filtration device 10 of FIG. 1 and the stirrers 3a and 3b placed at the bottom of the water is installed in water (pond PN). It is sectional drawing.

  The power integrated water filtration device 10 includes a DC submersible pump P1, P2 and a frame 11 capable of passing water containing the filter medium 30 surrounding the DC submersible pumps P1, P2, legs 13 supporting the frame 11, and DC submersible pumps P1, P2. And roofs 14a and 14b on which solar cells 2 connected as drive sources (here, solar cells 2a and 2b installed on the left and right roofs 14a and 14b, respectively) are placed. Further, a leg portion 13 is provided at a lower portion of the frame body 11 as a single body or separately from the frame body 11. In addition, the stirrers 3a and 3b displayed in FIG. 2 are for further supplying oxygen to the water at the bottom of the power integrated water filtration device to promote purification.

  As shown in FIG. 1, in the power integrated water filtration apparatus 10 installed in the pond, the DC submersible pumps P1 and P2 are driven by the electric power from the solar cells 2a and 2b. The water in the pond PN is pumped and pumped up by the DC submersible pumps P1 and P2 through the filter medium 30 and then pumped by the flexible pipes 16a and 16b (described later in FIG. 3). Water is discharged in the opposite direction from A1a and A1b. In this example, the direction of the water discharge A1a and A1b can be selected and set by using the flexible pipes 16a and 16b. The discharged water A1a, A1b circulates in the pond PN as circulating water streams A2a, A2b, and is sucked again as water absorption A3a, A3b, and the water circulates in the filter medium 30, the DC submersible pumps P1, P2, and the pond PN. To do.

  The filter medium 30 purifies the water by filtering solids, killing the sea bream by blocking sunlight, and decomposing by microorganisms living in the filter medium. Water circulation in water ponds PN of water absorption A3a, A3b, discharge water A1a, A1b, circulating water flow A2a, A2b, predation of sea cucumbers, etc. due to floating of microorganisms such as daphnia, prevention of corruption, and purification of water Done.

(Detailed description of the first embodiment)
Although the basic configuration and operation of the first embodiment have been described above, the first embodiment will be described in more detail.

  The filter medium 30 is a filter medium that uses a functional filter medium. Here, the filter medium includes a pH adjusting function component of water that adjusts water quality to neutrality by melting in the course of use. For example, a pH adjusting functional component comprising a mixture of volcanic ash soil granulated by sintering and alkali metal carbonate in a ratio of 200 to 300: 1 disclosed in JP-A-8-256636 is disclosed. It is a filter medium that contains (it is also good if it contains 100% of the pH adjusting functional component). Thereby, the water quality suitable for growth of ornamental fish and aquatic plants can be obtained. Furthermore, the filter medium in this example is made up of particles with numerous holes that can inhabit the clogged impurities. Because it decomposes, it can eliminate the need for short-term cleaning and the associated operation and costs. Denitrification and water quality improvement by planting aquatic plants will be promoted. Water quality is improved by promoting the food chain in the pond and the generation of water flow, the pond landscape and offensive odor etc. are improved, and the used filter media becomes a high-quality culture soil and can be used for flower beds, etc. .

  FIG. 3 is a top view of the power integrated water filtration device 10 according to the first embodiment viewed from the roofs 14a and 14b. As shown in FIGS. 2 and 3, solar cells 2a and 2b are placed on the roofs 14a and 14b, respectively. The roofs 14a and 14b are held by hinges 19a and 19b on the head of the frame 11 so that the respective roofs can be opened and closed in the direction of arrow K as indicated by dotted lines in FIG.

  As shown in FIG. 2, the DC submersible pumps P1 and P2 are disposed with a filter medium 30 and cylinders or prisms separated by dividing frames 17a and 17b, and pipes extending from the DC submersible pumps P1 and P2, In the example, as shown in FIG. 3, the flexible pipes 16 a and 16 b extend so as to be able to discharge water from the vicinity of the top of the roof 14 a and 14 b of the power-integrated water filtration device 10 in the opposite direction. That is, in this example, two DC submersible pumps P1 and P2 are provided, and each pumped water is discharged in different directions, whereby water can be circulated more smoothly. Further, the DC submersible pumps P1 and P2 in this example are DC brushless small submersible pumps having brushless electrodes. The brushless electrodes have a structure that can be operated for a long time without fear of electrode wear due to pump driving. Furthermore, by providing the stirrers 3a and 3b placed at the bottom of the pond using the solar cells 2a and 2b of the power integrated water filtration device 10 as a drive source, oxygen is given to the water at the bottom of the power integrated water filtration device 10 for purification. Can be promoted.

  Further, as shown in FIG. 2, the legs 13 provided in the lower part of the frame 11, four in this example, have the length of the legs 13, the maximum level LVH of the pond water level fluctuation is the roof 14 a, It is selected not to exceed the bottom line of 14b. Thereby, the member which avoids submergence can be arrange | positioned to the back and surface of a roof. Further, the length of the leg portion 13 is determined such that the lowest level LVL of the water level fluctuation of the pond is not less than the upper surface line of the DC submersible pumps P1 and P2. This can prevent idling of the DC submersible pumps P1, P2. Note that LV is a water level fluctuation allowable level.

  Based on FIGS. 4 and 5, the roofs 14a and 14b with solar cells will be described with reference to the frame 11 and the leg portion 13 and also with reference to FIGS. 6 and 7. FIG. FIG. 4 is a front view of the roof, frame, and legs of the power integrated water filtration device of FIG. FIG. 5 is a right side view of the roof, frame, and legs of the power integrated water filtration device of FIG. The frame 11 that covers the main body of the power integrated water filtration device 10 includes a frame 12a corresponding to a pillar and a cross, and a net 12b that connects the frame 12a. At the lower part, the leg part 13 is formed integrally with the frame part 12a or fixed separately. Further, as described above, the roofs 14a and 14b with solar cells are held on the head of the frame 11 by hinges 19a and 19b (see FIG. 3). Examples of the dimensions of each part are as follows. L1 = 700 mm, L2 = 600 mm, L3 = 594 mm, L4 = 30 mm (L5 is a value determined by the relationship with the water level fluctuation allowable level as described above), L6 = 1,000 mm (also FIG. 3) Reference), L7 = 502 mm, L8 = 502 mm.

  FIG. 6 is a plan view of the one-side roof with solar cells shown in FIGS. 4 and 5. FIG. 7 is a front view of the one-sided roof of FIG. Here, 36 cells 2ac of the solar battery 2a are arranged in an orderly manner on the roof 14a, and the periphery is made of silicon and sealed 14s. For example, L3 = 594 mm, L7 = 502 mm, and L10 = 50 mm.

  Next, the connection box 40a for the solar cell 2a will be described with reference to FIGS. FIG. 8 shows a state in which the junction box 40a is installed in the rear view of the one-side roof 14a with solar cells. FIG. 9 is a conceptual diagram showing a circuit in the junction box of FIG. The 36 solar cells 2ac of the solar cell 2a are divided into 18 solar cell sets 2aX connected in series and 18 other solar cell sets 2aY connected in series, and the connection box 40a Among them, the positive terminals of the solar cell assemblies 2aX and 2aY are connected to each other through the connection portion 41a and the backflow prevention diode D1a, and these are drawn from the CV cable 42a. Further, the minus terminals of the solar cell assemblies 2aX and 2aY are connected to each other through the connection portion 41a and the backflow prevention diode D2a, and these are drawn out from the CV cable 43a. In FIG. 10, the solar cell module SM1 is displayed as the solar cell 2a connected to the connection box 40a. Although not shown in the figure, the same applies to the solar cell 2b, and a connection box is installed on the back surface of the one-side roof 14a with the solar cell, and the same connection is made. As shown in FIG. 10, the plus terminal is a CV cable 42b. The minus terminal is pulled out as a CV cable 43b and displayed as a solar cell module SM2.

  Next, based on FIG. 10, the circuit of the power integrated water filtration apparatus in this embodiment is demonstrated. As described above with reference to FIGS. 8 and 9, in the circuit diagram of FIG. 10, the module corresponding to the solar cell 2a is displayed as the solar cell module SM1, and the module corresponding to the solar cell 2b is the solar cell. Displayed as module SM2. The CV cables 42a and 42b drawn out from these plus terminals are connected to the giboshi terminal T1 via the backflow prevention diodes D3 and D4. Further, the CV cables 43a and 43b drawn from these minus terminals are connected to the giboshi terminal T2. Solar cell modules SM1 and SM2 and backflow prevention diodes D3 and D4 constitute solar cell module SM.

  In the controller box 18, the film terminals C 1 (for oscillation prevention and high-frequency noise cut), temporary power storage and output voltage are provided in parallel with the solar cell module SM, using the boss terminals T 1 and T 2 as input terminals. An electrolytic capacitor C2 and an electrolytic capacitor C3 for improving transient response (voltage fluctuation suppression) are connected. In addition, a three-terminal regulator IC1 is connected in series between the film capacitor C1 and the electrolytic capacitor C2 as a voltage rectifying element for smoothing and constant voltage of the DC power supply. The output terminal of the controller box 18 is connected to the bullet terminals T3 and T4. The DC submersible pumps P1 and P2 are connected in parallel via the bullet terminals T3 and T4. Although not shown here, other loads such as the stirrers 3a and 3b are also connected in parallel in the same manner through the giboshi terminals T3 and T4 if necessary. In addition, as shown in FIG. 2, the controller box 18 is arrange | positioned and hold | maintained here on the back surface of the roof 14b.

At the end of the first embodiment, taking an example of the performance of the power integrated water filtration device, the solar cell 2 has a maximum output of 30 W, a maximum output operating voltage of 16.8 V, and a maximum output operating current of 2.3 A. is there. Since each of the DC submersible pumps P1 and P2 has a maximum flow rate of 13 liters / minute, about 25 liters of water per minute is filtered per apparatus. Therefore, for example, in the case of a pond with a water volume of about 100 cubic meters (10 m square, water depth 1 m),
・ The annual filtered water volume is
25 liters (water volume per hour) x 60 minutes x 1,000 hours (annual sunshine hours: near Kanto) = 1,500,000 liters = 1,500 cubic meters
1,500 cubic meters ÷ 100 cubic meters = 15
The water in the pond was replaced about 15 times a year.

(Description of other embodiments)
Next, an example of a power integrated water filtration device as another embodiment according to the present invention will be described.

  FIG. 11 is an explanatory perspective view showing the position and unitization of the DC submersible pump P in the power integrated water filtration device 110 as another embodiment. A DC submersible pump P, a water absorption pipe 116a extending from the pump P, a filter medium 130 surrounding the DC submersible pump 116a, and a roof 114 on which a solar cell 102 connected as a drive source of the DC submersible pump P is integrally provided. The power integrated water filtration device 110 is used. Thus, as in the first embodiment, the solar cell, the submersible pump, and the filter medium are integrally provided, and the installation structure and the like are easily integrated and can be easily transported and installed. Power supply can reduce power line installation work and electricity costs. Since a DC submersible pump is employed and direct current power generated by solar power is not converted into alternating current, reduction in power conversion efficiency can be suppressed. Furthermore, in the embodiment of FIG. 11, the position of the water absorption pipe 116a is set near the bottom of the pond in order to prevent idling due to the fact that the submersible pump P due to fluctuations in the water level is not below the water surface. A water level sensor that is not this example may be further added to provide a pump with an idling prevention function. Also, the power integrated water filtration device 110 of the embodiment of FIG. 11 can be unitized in units of the minimum capacity of the water filtration system, and the number of units can be increased or decreased according to the required amount of filtered water. Thereby, reduction of manufacturing cost and reduction of installation construction cost can be aimed at. In FIG. 11, the leg portion is set to almost zero and the frame portion 111 is integrally formed, and the filter medium 130 is housed in a cage made up of the upper plate 112c, the lower plate 112d, and the net 112b. The length of the upper end of the water discharge pipe 116b is adjusted so as to always come out on the water surface.

  FIG. 12 is an explanatory cross-sectional view of the vicinity of the pipe water inlet of FIG. 11, and the tip end portion 116c of the water absorption pipe 116a is a horizontally extended pipe having a porous structure, and an example of maximizing the area in contact with water. Show. Note that a net 116N that blocks the inflow of the filter medium is provided at the tip 116c of the water discharge pipe 116a.

  FIG. 13 is an explanatory perspective view of an example in which a drain pipe and a roof column on which a solar cell is placed are integrated in a modification of the power integrated water filtration device of FIG. A portion 116 </ b> S extending from the water discharge pipe 116 b constitutes a support column of the roof 114 of the solar cell 102. Others are the same as the example of FIG. By doing so, the structure can be simplified and the structure can be made excellent in design and economy.

  FIG. 14 is an explanatory perspective view of an example in which the laying length of the tip of the water absorption pipe is increased as a modification of the power integrated water filtration device of FIG. The water absorption pressure from a wide surface is made uniform by extending the length of the water absorption pipe tip 116c, extending near the bottom of the filter medium, and laying it in a planar shape to absorb water. The water absorption pipe tip 116c is provided with a water absorption port 116e continuously as shown in the enlarged view on the right side.

  FIG. 15 is a perspective view showing a night water discharge device applicable as a part of the power integrated water filtration device of the present invention. During the daytime, the pumped water from the pump P is stored in the water storage tank 150 from the water discharge pipe 116b and discharged from the water discharge pipe 151 at night, so that oxygen can be supplied together with the water discharge at night when oxygen in water is insufficient. This time control can be performed by opening and closing the electromagnetic valve T controlled by a timer.

  It should be noted that, in the water discharge, a structure in which a shower, a hose, a fountain, and the like can be selected depending on the utility and the design can be adopted.

  As described above, the power-integrated water filtration device and the power-integrated water filtration system including the power-integrated water filtration system according to the present invention are easy to handle and install due to the integral structure. Since it can be reduced and reduction of power conversion efficiency can be suppressed, it is useful as a water filtration device, and is highly likely to be widely used as a water filtration device such as a pond.

It is explanatory sectional drawing of the pond which installed the power integrated water filtration apparatus as one embodiment by this invention. FIG. 2 is a conceptual explanatory cross-sectional view showing a state where a power integrated water filtration system including the power integrated water filtration device of FIG. 1 and a stirrer placed at the bottom of the water is installed in water. It is the top view which looked at the power integrated water filtration apparatus of FIG. 1 from the roof side. It is a front view of the roof of the power integrated water filtration apparatus of FIG. 1, a frame, and a leg part. It is a right view of the roof of the power integrated water filtration apparatus of FIG. 1, a frame, and a leg part. It is a top view of the one-sided roof with a solar cell shown in FIG. 4, FIG. It is a front view of the one-sided roof of FIG. It is a back view which shows the state by which the connection box was installed in the one-sided roof with a solar cell of FIG. 6, FIG. It is a conceptual diagram which shows the circuit in the junction box of FIG. It is a circuit diagram of the power integrated water filtration apparatus of FIG. It is a description perspective view which shows the pump position and unitization in the power integrated water filtration apparatus as other embodiment by this invention. FIG. 12 is an explanatory sectional view of the vicinity of a pipe water inlet in the power integrated water filtration device of FIG. 11. FIG. 12 is an explanatory perspective view of a modification of the power integrated water filtration device of FIG. 11 in which a water absorption pipe and a roof column on which a solar cell is placed are integrated. FIG. 12 is an explanatory perspective view of an example in which the laying length of the water absorption pipe is increased in a modification of the power integrated water filtration device of FIG. 11. It is a perspective view which shows the nighttime water discharging apparatus applicable as a part of power integrative water filtration apparatus of this invention.

Explanation of symbols

  1 system, 2 solar cell, 2a, 2b solar cell, 2ac solar cell, 2Xa, 2Ya solar cell assembly, 10 power integrated water filtration device, 3a, 3b stirrer, 11 frame, 12a frame, 12b net, 13 leg part, 14a, 14b roof, 14s sealing, 16a, 16b flexible pipe, 17a, 17b division frame, 18 controller box, 19a, 19b hinge, 30 filter medium, 40a connection box, 41a connection part, 42a, 42b 43a, 43b CV cable, 102 solar cell, 110 power integrated water filtration device, 111 frame, 112b net, 112c upper plate, 112d lower plate, 114 roof, 116a, 116b water absorption pipe, 116c tip, 116e water inlet, 116N Net, 116S Extended part, 130 Filtration , 150 water storage tank, 151 water discharge pump, A1a, A1b water discharge, A2a, A2b circulating water flow, A3a, A3b water absorption, C1 film capacitor, C2, C3 electrolytic capacitor, D1a, D2a backflow prevention diode, D3, D4 backflow prevention diode, IC1 3-terminal regulator, LVH water level fluctuation maximum level, LVL water level fluctuation lowest level, P DC submersible pump, P1, P2 DC submersible pump, PN pond, SM1, SM2 solar cell module, T solenoid valve, T1, T2, T3 , T4 Giboshi terminal.

Claims (10)

Filter media surrounding a DC water pump and the DC water pump, a water flow possible frame containing a, a leg portion for supporting the frame body, roof mounted solar cells connected as a drive source of the DC submersible pump The roof is installed so that it can be opened and closed by the frame and a hinge, and the connection box and the controller box of the solar cell are held on the back surface of the roof.   2. The power integrated water filtration device according to claim 1, wherein two DC submersible pumps are provided, and pumped water from each of the DC submersible pumps is discharged in different directions.   A leg is provided at a lower part of the frame, and the length of the leg is selected so that the highest level of water level fluctuation of the pond does not exceed the lowest line of the roof. The power integrated water filtration device according to 2. A DC submersible pump, roof the DC water pump is placed and wastewater pipe for draining the water sucked up from the water pipe, and filter medium surrounding the water pipe, the solar cells connected as a drive source of the DC submersible pump preparative, provided integrally, the DC power integrated water filtration apparatus characterized in that asked to support a more roof mounted with the said solar cell in the wastewater pipes extending into the water pump above.   The power-integrated water filtration device according to claim 4, wherein the water absorption pipe extends in the vicinity of the bottom surface of the filter medium and is laid in a planar shape.   A power-integrated water filtration device in which the power-integrated water filtration device according to claim 4 or 5 is combined as a unit unit.   The power-integrated water filtration device according to any one of claims 1 to 6, wherein the filter medium includes a water pH-adjusting functional component that adjusts water quality to neutrality by melting during use. .   The power-integrated water filtration device according to any one of claims 1 to 7, wherein the filter medium includes particles having innumerable pores in which microorganisms that decompose clogged impurities can live.   The power integrated water filtration device according to any one of claims 1 to 8, wherein the DC submersible pump has a brushless electrode. A power integrated water filtration device comprising: the power integrated water filtration device according to any one of claims 1 to 9; and a pond bottom stirrer using a solar cell of the power integrated water filtration device as a drive source. system.

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