CN108358364B - A water purification and stirring device for river course management - Google Patents

Abstract

The invention discloses a water purification stirring device for river treatment, wherein a water inlet is arranged above a stirring tank, a controller and a support plate are arranged on the outer side of the lower part of the stirring tank, an outlet of a medicine storage barrel is connected with an inlet of a medicine adding pump, an outlet of the medicine adding pump is connected with an inlet of the medicine storage barrel through a medicine conveying pipe, the medicine conveying pipe is connected with a pneumatic valve arranged at the top of the stirring tank through a connecting pipe, a small belt pulley, a stirring rod and a stirring paddle are arranged on a first rotating shaft from top to bottom, an active carbon filtering bin, a filter plate and an electrostatic adsorption plate are arranged below an ultraviolet disinfection lamp from top to bottom.

Description

A water purification and stirring device for river course management

technical field

The invention relates to environmental protection technology, in particular to a water body purification and stirring device used for river channel management.

Background technique

Nowadays, science and technology are more and more developed, resulting in an increase in pollution. Factories, enterprises, households and other industries will produce various water pollution. If the polluted water is directly discharged into the river, it will bring a great threat to the natural environment and people's safety. Faced with the increasing shortage of water resources, people pay more and more attention to the recycling of river water, especially the discharge of domestic wastewater, which is not only a waste of water resources, but also pollutes the living environment. The random discharge of domestic wastewater also makes the appearance of cities and rural areas unsightly and affects people's quality of life. Existing water body stirring devices for river treatment often need to continuously stir the suspended state to ensure the sustainable and consistent concentration of particulate matter in the water, making the water body purification imperfect. At the same time, metal rods or magnetic rotors are mostly used. The structure of the device is often too complicated, the operation steps are too cumbersome, and the cost of production materials is also high. It cannot fully meet the requirements of aquatic organisms for water purification. The water purification efficiency is low and the service life of the stirring device is low. , the scope of market application is narrow. In the water treatment of river channel governance, in order to enhance the treatment effect, the river channel water body and the agent can be stirred. Due to the shortcomings of low stirring efficiency in some river water treatment and stirring devices, the internal structure of the water body for river treatment is relatively complicated, and the reaction time is relatively long, so that the efficiency of river water treatment becomes very low, and the internal impurities cannot be automatically removed. Discharging wastes the user's time and reduces the practicability of the water body purification and stirring device for river channel management.

Contents of the invention

Aiming at the problems raised in the above-mentioned background technology, the present invention provides a water purification and stirring device for river channel management. Through uniform stirring, the medicament has sufficient dynamic response function, the length of the reaction time can be adjusted, and the best effect of the medicament can be exerted. , using both physical and chemical methods to recycle waste water, so that waste water has the characteristics of purification and recycling, improve the efficiency of recycling water bodies in rivers, reduce environmental pollution, and have wide applicability.

In order to solve the above technical problems, the present invention provides the following technical solutions: a water purification and mixing device for river channel management, including a mixing tank, a medicine storage tank and a purification tank, a water inlet is arranged on the top of the mixing tank, and a water inlet is installed on the outside of the bottom There is a controller and a support plate, and the medicine storage barrel and the dosing pump are installed on the support plate; the outlet of the medicine storage barrel is connected to the inlet of the dosing pump, the outlet of the dosing pump is connected to the entrance of the medicine storage barrel through a drug delivery tube, and the drug delivery tube passes through The connecting pipe is connected to the pneumatic valve installed on the top of the mixing tank; the top of the mixing tank is equipped with a rotating motor, and the top of the mixing tank is also equipped with a first bearing seat and a second bearing seat, and the rotating roller of the first bearing seat is from top to bottom. The bottom is equipped with a large pulley, guide body and the second bevel gear; the second bearing seat is connected with the first rotating shaft, the upper end of the first rotating shaft is connected with the rotating motor, and the first rotating shaft is equipped with a small pulley and a stirring rod from top to bottom. and the stirring paddle, the end of the stirring rod is equipped with a brush; the large pulley is connected with the small pulley through a belt; the third bearing seat is installed in the side wall of the stirring tank, and the other side wall of the stirring tank opposite to the third bearing seat is equipped with Fixed seat; one end of the second rotating shaft is connected to the third bearing seat, and the other end is connected to the fixed seat. The stirring blade and the first bevel gear are installed on the second rotating shaft. The first bevel gear meshes with the second bevel gear, and the second rotating shaft The bottom of the shaft is equipped with a grille; the bottom of the mixing tank is provided with a foot pad and an impurity discharge port, and the mouth of the impurity discharge port is equipped with a sealing cover; The water pipe is connected to the inlet port on the top of the purification pool. The purification pool is equipped with an ultraviolet disinfection lamp. The bottom of the ultraviolet disinfection lamp is equipped with an activated carbon filter chamber, a filter plate and an electrostatic adsorption plate from top to bottom. The side wall of the purification pool is equipped with At the water outlet, the bottom of the purification pool is provided with foot pads and solenoid valves; the controller is connected with the pneumatic valve, the rotating motor and the solenoid valve through cables.

Further, the filter plate includes a resin adsorption layer, and nanofiltration membranes are laid on both sides of the resin adsorption layer.

Further, the electrostatic adsorption plate is composed of an anode plate and a cathode plate, and a cathode plate is arranged below the anode plate.

Further, the guiding body is disc-shaped, and rotating blades are arranged on the guiding body.

Further, the rotating blades are deployed in an involute form on the guide body.

Further, the outlet of the pneumatic valve is equipped with a dosing tube, and a detector is installed on the pneumatic valve.

Compared with the prior art, the beneficial effects achieved by the present invention are: the water body purification stirring device used for river channel management has simple structure, reasonable design, high efficiency of the stirring device, simple operation, and a medicine storage barrel provided, Avoid frequent injection of drugs, make the impurities in the river water body fully contact with the drugs, have the advantages of accelerating the chemical reaction between drugs and impurities, and automatically discharge the internal impurities, saving the user's time and improving the practicability of the treatment equipment for the river water body , the medicine in the medicine storage barrel enters the medicine delivery pipe through the medicine dosing pump, and the circulating medicine delivery pipe is laid in sequence according to the distribution of the required medicine reaction pool, so that the medicine can flow through each dosing point and be put into the dosing point through the dosing pipe, and finally It flows back to the drug storage barrel along the delivery tube, and the outlet of the pneumatic valve is equipped with a drug feeding tube, which is controlled by an online detector to realize automatic drug addition and is suitable for wide use. Through uniform stirring, the drug has a sufficient dynamic response function , the length of the reaction time can be adjusted to give full play to the best effect of the medicament, and the waste water is recycled and treated by using both physical and chemical methods, so that the waste water has the characteristics of purification and recycling, energy saving and environmental protection, scientific and reasonable, good purification effect, greatly improved Recycling of river water, reducing environmental pollution, energy saving and environmental protection, scientific and reasonable, good purification effect and wide applicability.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the schematic structural diagram enlarged at B place in Fig. 1;

Fig. 4 is the combination structure schematic diagram of the second rotating shaft 34 and stirring blade 27 in the present invention;

Fig. 5 is the combined structure schematic diagram of filter plate 17 among the present invention;

FIG. 6 is a schematic diagram of the combined structure of the electrostatic adsorption plate 18 in the present invention;

Fig. 7 is a schematic structural diagram of the connection relationship between the first bevel gear 31 and the second bevel gear 32 in the present invention;

Fig. 8 is a schematic structural view of the B direction of Fig. 7;

Fig. 9 is a schematic structural view of the guide body 3 in the present invention;

Fig. 10 is a combined structure schematic diagram of the medicine storage barrel 2, the medicine delivery tube 4, and the medicine dosing pump 48 in the present invention;

In the figure: 1-mixing tank, 2-drug storage barrel, 3-guiding body, 4-drug delivery tube, 5-water inlet, 6-big pulley, 7-first bearing seat, 8-pneumatic valve, 9-rotation Motor, 10-first rotating shaft, 11-small pulley, 12-water delivery pipe, 13-inlet port, 14-purification pool, 15-ultraviolet disinfection lamp, 16-activated carbon filter chamber, 17-filter plate, 18-electrostatic adsorption Plate, 19-water outlet, 20-solenoid valve, 21-foot pad, 22-water pump, 23-communication port, 24-controller, 25-sealing cover, 26-impurity discharge port, 27-stirring blade, 28-grid Grid, 29-third bearing seat, 30-rotating roller, 31-first bevel gear, 32-second bevel gear, 33-fixed seat, 34-second rotating shaft, 35-resin adsorption layer, 36-nanofiltration Membrane, 37-anode plate, 38-cathode plate, 39-coupling, 40-rotating blade, 41-second bearing seat, 42-stirring rod, 43-stirring paddle, 44-brush, 45-connecting pipe , 46-dosing tube, 47-detector, 48-dosing pump, 49-branch.

Detailed ways

The present invention will be further described below in conjunction with drawings and embodiments. Referring to Fig. 1 to Fig. 10, a kind of water body purification stirring device for river course management, comprises mixing tank 1, medicine storage tank 2 and purification pool 14, and the top of described stirring tank 1 is provided with water inlet 5, and the outside below is installed with The controller 24 and the support plate 49, the medicine storage barrel 2 and the dosing pump 48 are installed on the support plate 49; The drug pipe 4 is connected, and the drug delivery pipe 4 is connected with the pneumatic valve 8 installed on the top of the mixing tank 1 through the connecting pipe 45. The outlet of the pneumatic valve 8 is equipped with a drug feeding pipe 46, and the pneumatic valve 8 is equipped with a detector 47. The top of the stirring tank 1 is equipped with a rotating motor 9, and the top of the stirring tank 1 is also equipped with a first bearing seat 7 and a second bearing seat 41, and the rotating roller 30 of the first bearing seat 7 is equipped with a large pulley from top to bottom. 6. The guide body 3 and the second bevel gear 32 ; the guide body 3 is in the shape of a disc, and the guide body 3 is provided with rotating blades 40 . The rotating blades 40 spread out in an involute form on the guide body 3 . The second bearing block 41 is connected with the first rotating shaft 10, and the upper end of the first rotating shaft 10 is connected with the rotating motor 9. The first rotating shaft 10 is equipped with a small belt pulley 11, a stirring rod 42 and a stirring paddle 43 from top to bottom, and the stirring rod The end of 42 is equipped with a brush 44; the big pulley 6 is connected with the small pulley 11 by a belt; the third bearing seat 29 is installed in the side wall of the mixing tank 1, and the other side wall of the mixing tank 1 opposite to the third bearing seat 29 A fixed seat 33 is housed inside; one end of the second rotating shaft 34 is connected with the third bearing seat 29, and the other end is connected with the fixed seat 33. The second rotating shaft 34 is equipped with a stirring blade 27 and a first bevel gear 31, and the first bevel gear 31 Engaged with the second bevel gear 32, a grille 28 is installed under the second rotating shaft 34; the bottom of the stirring tank 1 is provided with a foot pad 21 and an impurity discharge port 26, and the mouth end of the impurity discharge port 26 is equipped with a sealing cover 25; The lower part of the side wall of the stirring tank 1 is provided with a communication port 23, the communication port 23 is connected with a water pump 22, and the outlet of the water pump 22 is connected with the inlet port 13 on the top of the purification tank 14 through the water delivery pipe 12, and the purification tank 14 is equipped with an ultraviolet disinfection lamp 15, which can be used for ultraviolet disinfection. The bottom of the lamp 15 is equipped with an active carbon filter chamber 16, a filter plate 17 and an electrostatic adsorption plate 18 from top to bottom. The filter plate 17 includes a resin adsorption layer 35, and nanofiltration membranes 36 are laid on both sides of the resin adsorption layer 35. The electrostatic adsorption plate 18 is composed of an anode electric plate 37 and a cathode electric plate 38 , and a cathode electric plate 38 is arranged below the anode electric plate 37 . A water outlet 19 is provided below the side wall of the purification tank 14, and a foot pad 21 and a solenoid valve 20 are provided at the bottom of the purification tank 14; the controller 24 is connected with the pneumatic valve 8, the rotating motor 9 and the solenoid valve 20 by cables.

Embodiment: The present invention provides a technical solution: a water purification and mixing device for river channel management. The top of the mixing tank 1 is provided with a water inlet 5, and a controller 24 and a support plate 49 are installed on the outside of the bottom. On the support plate 49 The medicine storage barrel 2 and the dosing pump 48 are installed; the outlet of the medicine storage barrel 2 is connected with the entrance of the dosing pump 48, and the outlet of the dosing pump 48 is connected with the entrance of the medicine storage barrel 2 through the medicine delivery tube 4, and the medicine delivery tube 4 is a long strip L-shaped, the inside of the drug storage barrel 2 is filled with the treatment agent PAM (commonly known as polyacrylamide organic flocculant), which is mainly used for flocculation and sedimentation. The right side of the drug storage barrel 2 is equipped with a dosing pump 48 to make the agent fully The dynamic response function can adjust the length of the reaction time to give full play to the best effect of the medicine and meet the national environmental protection emission standards. The inner diameter of the drug delivery tube 4 is larger than the inner diameter of the drug feeding tube 46, and the drug feeding tube 46 is evenly opened to facilitate the entry of the drug The inside of the mixing tank 1 improves the reaction rate and the reaction effect. The medicine in the medicine storage barrel 2 enters the medicine delivery pipe 4 through the dosing pump 48, and the circulating medicine delivery pipe 4 is laid in sequence according to the distribution of the required medicine mixing tank 1, so that the medicine It can flow through each dosing point, and put into the dosing point through the dosing pipe 46, and finally return to the medicine storage barrel 2 along the medicine delivery pipe 4, and the medicine delivery pipe 4 is connected with the pneumatic valve 8 installed on the top of the mixing tank 1 through the connecting pipe 45 Under the control of on-line detector 47, realize automatic dosing, the inner diameter of drug delivery pipe 4 is greater than the inner diameter of dosing pipe 46, evenly perforates on the dosing pipe 46, is convenient to medicament and enters the inside of mixing tank 1, improves reaction rate and Reaction effect, the top of the stirring tank 1 is equipped with a rotating motor 9, the rotating motor 9 is a servo motor (model: Y132S1-2), which is convenient to provide a power source for the first rotating shaft 10, and the top of the stirring tank 1 is also equipped with a stainless steel The first bearing seat 7 and the second bearing seat 41 are made of high-quality materials, and the rotating roller 30 of the first bearing seat 7 is equipped with a large pulley 6 and a guide body 3 from top to bottom (the guide body 3 made of cast steel has a tapered structure) and the second bevel gear 32 (made of high-quality carbon structural steel); the second bearing seat 41 is connected with the first rotating shaft 10, the upper end of the first rotating shaft 10 is connected with the rotating motor 9, and the first rotating shaft 10 is installed from top to bottom Small pulley 11, stirring rod 42 and stirring paddle 43 are arranged, and the end of stirring rod 42 is equipped with brush 44; Large pulley 6 is connected with small pulley 11 through belt; The third bearing seat 29 is installed in the side wall of mixing tank 1, A fixed seat 33 is installed in the other side wall of the mixing tank 1 opposite to the third bearing seat 29; one end of the second rotating shaft 34 is connected with the third bearing seat 29, and the other end is connected with the fixed seat 33. Stirring blade 27 and the first bevel gear 31 of high-quality carbon structural steel material, the first bevel gear 31 meshes with the second bevel gear 32, because the first bevel gear 31 and the second bevel gear 32 mesh with each other through the coupling 39 ( As shown in Figures 7 and 8), the horizontal thrust received by the second bevel gear 32 is transformed into the vertical thrust of the first bevel gear 31, realizing mutual conversion of forces in directions and driving the second rotating shaft 34 Rotate, the bottom of the second rotating shaft 34 is equipped with a grid 28; it is convenient to fully react the medicine and the water body by stirring, and the residue produced will enter the impurity discharge port 26 through the grid 28, and the bottom of the stirring tank 1 is provided with a foot pad 21, It is convenient to enhance the stability of the whole water purification device at work, and then improve the stirring efficiency. The impurity discharge port 26 is surrounded by a sealing ring, and the mouth end of the impurity discharge port 26 is equipped with a sealing cover 25, which is convenient for adding medicine and stirring. The river water body residue is discharged from the outside of the mixing tank 1 through the impurity discharge port 26, and the sealing performance is enhanced. The mouth end of the impurity discharge port 26 is equipped with a sealing cover 25, which is convenient for the river water body residue after dosing and stirring to pass through the impurity discharge port 26. Drain the outside of the mixing tank 1 to enhance the sealing performance; the lower part of the side wall of the mixing tank 1 is provided with a communication port 23, the communication port 23 is connected to the water inlet of the water pump 22 (model: 150QJ10-150/21), and the outlet of the water pump 22 is through the water delivery pipe 12 is connected with the inlet end 13 of the purifying pool 14 top of rectangular structure, and ultraviolet sterilizing lamp 15 is housed in purifying pool 14, and the quantity of ultraviolet sterilizing lamp 15 is two, and ultraviolet sterilizing lamp 15 is fixedly connected with purifying pool 14 by screw, can Disinfect and sterilize the water body of the river to improve the purification efficiency. The bottom of the ultraviolet disinfection lamp 15 is equipped with an activated carbon filter chamber 16, a filter plate 17 and an electrostatic adsorption plate 18 from top to bottom, and the impurities in the water body are filtered. There is a water outlet 19 under the side wall, and a solenoid valve 20 (model: TM54-15HP) is installed at the bottom of the purification tank 14. The controller 24 is connected with the pneumatic valve 8, the rotating motor 9 and the solenoid valve 20 through cables, which is convenient to strengthen the whole process. The integration of the device structure and the operation of each working element through the controller 24 improve the stirring and purification efficiency of the river water body.

Filter plate 17 (as shown in Figure 5) comprises resin adsorption layer 35, and the two sides of resin adsorption layer 35 are laid with nanofiltration membrane 36, and the outside of nanofiltration membrane 36 is provided with ultrafiltration membrane wire, is convenient to improve the filtration effect of water body, reduces Impact of fine particles on water use.

The electrostatic adsorption plate 18 (as shown in Figure 6) is composed of an anode electric plate 37 and a cathode electric plate 38. A cathode electric plate 38 is arranged below the anode electric plate 37. The anode electric plate 37 is a member made of titanium, and the cathode electric plate The plate 38 is a member made of corrosion-resistant metal material with surface activation treatment, which is convenient for improving the recycling rate of the purification pond 14 river channel water treatment.

The guide body 3 is dish-shaped, and the rotating blade 40 is arranged on the guide body 3 to reduce the resistance of the water body and facilitate the stirring treatment of the river sewage inside the mixing tank 1 .

The rotating blades 40 (as shown in FIG. 9 ) are deployed on the guide body 3 in the form of an involute, so as to improve the mixing efficiency of river sewage.

The outlet of the pneumatic valve 8 (as shown in Figure 10) is equipped with a dosing pipe 46, and the pneumatic valve 8 is equipped with a detector 47, which is convenient to play the role of online detection and control, and realizes automatic dosing.

Working principle of the present invention: this kind of water body purification mixing device used for river channel management, first, the river channel water body flows into the inside of the mixing tank 1 through the water inlet 5, the outside of the second rotating shaft 34 is wound with S-shaped mixing blades 27, the first The left side of the bevel gear 31 and the second bevel gear 32 are meshed and connected by a coupling 39, so that the horizontal thrust received by the second bevel gear 32 is converted into the vertical thrust of the first bevel gear 31, and the force is achieved in the vertical direction. Mutual conversion in the direction drives the rotation of the second rotating shaft 34, the connection is firm, and the transmission is stable; The form is unfolded, which is convenient for stirring the river sewage inside the mixing tank 1, and improves the stirring efficiency of the river sewage; a detector 47 is installed on the right side of the dosing pipe 46, and a medicine delivery pipe 4 is connected to the top of the connecting pipe 45. The drug tube 4 is in the shape of a long strip L, and a drug dosing pump 48 is installed on the right side of the drug storage barrel 2, which can enable the drug to have a sufficient dynamic response function, and the length of the reaction time can be adjusted to give full play to the best effect of the drug and achieve national environmental protection. discharge standard; secondly, the medicament in the drug storage barrel 2 enters the drug delivery pipe 4 through the drug dosing pump 48, and the circulating drug delivery pipe 4 is laid sequentially according to the distribution of the required drug mixing tank 1, so that the drug can flow through each dosing point, and Put into the dosing point through the dosing pipe 46, and finally flow back to the medicine storage barrel 2 along the dosing pipe 4, and each dosing pipe 46 is provided with a pneumatic valve 8, which is controlled by the online detector 47 to realize automatic dosing; The internal diameter of pipe 4 is greater than the internal diameter of dosing pipe 46, uniform perforation on the dosing pipe 46, is convenient to medicament enters the inside of mixing tank 1, improves reaction rate and reaction effect, and the bottom of medicine storage barrel 2 and dosing pump 48 It is fixedly connected with the base 49 by bolts, so that the connection is firm and the stability of the entire water purification and stirring device is improved; the top of the stirring tank 1 is installed with a rotating motor 9 (model: Y132S1-2) near the right side, which is convenient for the first The rotating shaft 10 provides a power source, and the first rotating shaft 10 is connected to the stirring rod 42 by welding, so that the connection is firm and stable. The stirring rod 42 is provided with a stirring paddle 43 below the stirring rod 43. The stirring paddle 43 is in an L-shaped structure and stirs The number of paddles 43 is four, which is convenient to improve the purification and stirring efficiency of the river water body. The end of the stirring rod 42 is provided with a brush 44, and the brushes 44 are symmetrically distributed on both sides of the first rotating shaft 10, so as to improve the use of the stirring device. Lifespan; the bottom of the stirring blade 27 is provided with a grid 28, which is convenient to fully react the medicine with the water body by stirring, and the residue produced enters the impurity discharge port 26 through the grid 28, and the outside of the impurity discharge port 26 is provided with a sealing cover 25, and the impurity The periphery of discharge port 26 is provided with sealing ring, and the bottom end of impurity discharge port 26 is connected sealing cover 25 by hinge, is convenient to the river course water body residue after dosing, stirring treatment and discharges the outside of stirring tank 1 through impurity discharge port 26, strengthens Sealing performance: the treated water passes through the connecting port 23, and is transported to the interior of the purification pool 14 through the water delivery pipe 12 under the action of the water pump 22 (model: 150QJ10-150/21). Ultraviolet disinfection lamp 15 is installed on the wall, and the quantity of ultraviolet disinfection lamp 15 is two, and ultraviolet disinfection lamp 15 is fixedly connected with purification tank 14 by screws, can carry out disinfection and sterilization to river course water body, improves purification efficiency, and the ultraviolet disinfection lamp 15 An activated carbon filter chamber 16 is arranged below to filter impurities in the water body; the filter plate 17 includes a resin adsorption layer 35, and the two sides of the resin adsorption layer 35 are covered with a nanofiltration membrane 36, and the outside of the nanofiltration membrane 36 is provided with an ultrafiltration membrane Silk, which is convenient to improve the filtering effect of water body and reduce the impact of fine particles on water utilization; finally, the electrostatic adsorption plate 18 is composed of an anode electric plate 37 and a cathode electric plate 38, the anode electric plate 37 is a component made of titanium, and the cathode electric plate The plate 38 is a component made of a surface-activated corrosion-resistant metal material, which is convenient for improving the recycling rate of the river water treatment in the purification pool 14. The lower part of the cathode plate 38 is located on the right side of the mixing tank 1 and is provided with a water outlet 19, which is convenient for passing through the water outlet. 19 Recycling the stirred and purified water is energy-saving and environmentally friendly. Through uniform stirring, the medicament has a sufficient dynamic response function, adjusts the length of the reaction time, and exerts the best effect of the medicament. The waste water is treated with both physical and chemical methods. Recycling treatment makes the wastewater have the characteristics of purification and recycling, energy saving and environmental protection, scientific and reasonable, good purification effect, greatly improves the recycling of river water, reduces environmental pollution, and has wide applicability.

Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still The technical solutions recorded in the foregoing embodiments may be modified, or some technical features thereof may be equivalently replaced. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (1)

1. A water purification agitating unit for river course is administered, includes agitator tank (1), medicine storage bucket (2) and purifying tank (14), its characterized in that: a water inlet (5) is formed above the stirring tank (1), a controller (24) and a support plate (49) are arranged on the outer side of the lower part, and a medicine storage barrel (2) and a medicine adding pump (48) are arranged on the support plate (49); the outlet of the medicine storage barrel (2) is connected with the inlet of the medicine adding pump (48), the outlet of the medicine adding pump (48) is connected with the inlet of the medicine storage barrel (2) through a medicine conveying pipe (4), and the medicine conveying pipe (4) is connected with a pneumatic valve (8) arranged at the top of the stirring tank (1) through a connecting pipe (45); a rotary motor (9) is arranged at the top of the stirring tank (1), a first bearing seat (7) and a second bearing seat (41) are also arranged at the top of the stirring tank (1), and a large belt pulley (6), a guide body (3) and a second bevel gear (32) are arranged on a rotating roller (30) of the first bearing seat (7) from top to bottom; the second bearing (41) is connected with a first rotating shaft (10), the upper end of the first rotating shaft (10) is connected with a rotating motor (9), a small belt pulley (11), a stirring rod (42) and a stirring paddle (43) are arranged on the first rotating shaft (10) from top to bottom, and a brush (44) is arranged at the end head of the stirring rod (42); the large belt pulley (6) is connected with the small belt pulley (11) through a belt; a third bearing seat (29) is arranged in one side wall of the stirring tank (1), and a fixed seat (33) is arranged in the other side wall of the stirring tank (1) opposite to the third bearing seat (29); one end of a second rotating shaft (34) is connected with a third bearing seat (29), the other end of the second rotating shaft is connected with a fixed seat (34), a stirring blade (27) and a first bevel gear (31) are arranged on the second rotating shaft (34), the first bevel gear (31) is meshed with a second bevel gear (32), and a grid (28) is arranged below the second rotating shaft (34); the bottom of the stirring tank (1) is provided with a foot pad (21) and an impurity outlet (26), and the mouth end of the impurity outlet (26) is provided with a sealing cover (25); the lower part of the side wall of the stirring tank (1) is provided with a communication port (23), the communication port (23) is connected with a water pump (22), an outlet of the water pump (22) is connected with an inlet end (13) at the top of the purifying tank (14) through a water pipe (12), an ultraviolet disinfection lamp (15) is arranged in the purifying tank (14), an active carbon filter bin (16), a filter plate (17) and an electrostatic adsorption plate (18) are arranged below the ultraviolet disinfection lamp (15) from top to bottom, a water outlet (19) is arranged below the side wall of the purifying tank (14), and a foot pad (21) and an electromagnetic valve (20) are arranged at the bottom of the purifying tank (14); the controller (24) is connected with the pneumatic valve (8), the rotating motor (9) and the electromagnetic valve (20) through cables;

the filter plate (17) comprises a resin adsorption layer (35), and nanofiltration membranes (36) are laid on two sides of the resin adsorption layer (35);

the electrostatic adsorption plate (18) consists of an anode electric plate (37) and a cathode electric plate (38), and the cathode electric plate (38) is arranged below the anode electric plate (37);

the guide body (3) is dish-shaped, and the rotating blades (40) are arranged on the guide body (3);

the rotating blades (40) are unfolded on the guide body (3) in an involute form;

the outlet of the pneumatic valve (8) is provided with a dosing pipe (46), and the pneumatic valve (8) is provided with a detector (47).

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