CN222809306U - A carbon dioxide capture device for an aeration tank - Google Patents

Abstract

The utility model relates to the technical field of aeration tanks, in particular to a carbon dioxide capturing device of an aeration tank, which comprises a mounting bottom plate, wherein the top of the mounting bottom plate is provided with the aeration tank, the bottom of the aeration tank is provided with three support plates, the three support plates are fixedly connected with the mounting bottom plate, the interior of the aeration tank is provided with a stirring structure, the top of the mounting bottom plate is provided with an air-entrapping structure, a first pump is connected with an alkali liquor tank through a water pipe, after a fan and the first pump are started, wind power and alkali liquor are finally sprayed out of a hole of a cross pipe through a blowing pipe and a fourth connecting pipe, so that carbon dioxide in sewage is mixed with the alkali liquor to generate sodium carbonate, after standing precipitation, a second pump is connected with a calcium chloride solution tank through a water pipe, and calcium chloride liquid is sprayed out of the hole of the cross pipe through a third connecting pipe after the second pump is started, so that the sodium carbonate in sewage is mixed with a calcium chloride solution to form carbonate precipitation, and at the moment, the concentration of carbon dioxide in sewage is reduced.

Description

Aeration tank carbon dioxide trapping device

Technical Field

The utility model relates to the technical field of aeration tanks, in particular to a carbon dioxide capturing device of an aeration tank.

Background

The aeration tank utilizes an activated sludge method to treat sewage, a certain sewage residence time is provided in the tank, and the oxygen amount required by aerobic microorganisms and the mixing condition that sewage and activated sludge are fully contacted are met. The aeration tank mainly comprises a tank body, an aeration system and a water inlet and outlet. The tank body is generally constructed by reinforced concrete, and the plane shape of the tank body is rectangular, square, round and the like.

When the existing aeration tank is used for treating sewage, carbon dioxide in the tank water cannot be converted and captured, so that the concentration and the content of the carbon dioxide in the treated sewage cannot reach the emission standard, and the utility model designs the carbon dioxide capturing device of the aeration tank based on the defects of the prior art.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a carbon dioxide capturing device of an aeration tank, which has the advantage of capturing carbon dioxide in the aeration tank through conversion.

The utility model provides a technical scheme that the carbon dioxide capturing device of an aeration tank comprises a mounting bottom plate, wherein the top of the mounting bottom plate is provided with the aeration tank, the bottom of the aeration tank is provided with three support plates, the three support plates are fixedly connected with the mounting bottom plate, a stirring structure is arranged in the aeration tank, the top of the mounting bottom plate is provided with an air-entrapping structure, the top of the mounting bottom plate is provided with a second pump, the bottom of an inner cavity of the aeration tank is provided with a cross pipe, the air-entrapping structure comprises a fan, the top of the fan is provided with a blowing pipe, the top of the fan is provided with a first pump, the top of the first pump is provided with a first connecting pipe, and the top of the second pump is provided with a third connecting pipe.

As a preferable technical scheme of the utility model, the stirring structure comprises a cross plate, a rotating pipe is rotatably arranged in the cross plate, and a first straight gear is sleeved on the outer surface of the rotating pipe.

As a preferable technical scheme of the utility model, a sleeve is rotatably arranged in the rotary pipe, a fourth connecting pipe is sleeved at the bottom of the sleeve, and the fourth connecting pipe is communicated with the cross pipe.

As a preferable technical scheme of the utility model, four stirring rods are arranged on the outer surface of the rotary pipe, and stirring hands are arranged at one ends of the bottoms of the four stirring rods.

As a preferable technical scheme of the utility model, a fixed rod is arranged at the top of the cross plate, a motor is arranged in the fixed rod, and a second gear is arranged on the outer surface of an output shaft of the motor.

As a preferable technical scheme of the utility model, the first connecting pipe is communicated with the blowing pipe, one end of the blowing pipe is connected with the sleeve in a sleeved mode, and the third connecting pipe is communicated with the cross pipe.

As a preferable technical scheme of the utility model, the top of the mounting bottom plate is provided with a filtering structure, the filtering structure comprises a filtering box, four second connecting pipes are arranged at the top of the filtering box and are communicated with the aeration tank, and a water outlet is arranged at one side of the outer surface of the filtering box.

Compared with the prior art, the utility model has the following beneficial effects:

1. The device comprises an air-entrapping structure, a second pump, a cross pipe and a stirring structure, wherein when sewage in the aeration tank is treated, the first pump is connected with an alkali liquor tank through a water pipe, after a fan and the first pump are started, wind power and alkali liquor are finally sprayed out of a hole of the cross pipe through a blowing pipe and a fourth connecting pipe, at the moment, a sewage mixture in the aeration tank is stirred through the stirring structure, so that carbon dioxide in the sewage is mixed with the alkali liquor to generate sodium carbonate, after standing and precipitation, the second pump is connected with a calcium chloride solution tank through the water pipe, calcium chloride liquid is sprayed out of the hole of the cross pipe through a third connecting pipe after the second pump is started, the stirring structure is started again, so that sodium carbonate in the sewage is mixed with the calcium chloride solution to form carbonate precipitation, after standing, the carbonate precipitation is at the bottom of the aeration tank, at the moment, the concentration of the carbon dioxide in the sewage is reduced through a filtering box, the sewage is discharged from a water outlet, and after the water is discharged, the aeration tank is cleaned, so that the conversion and the capture of the carbon dioxide in the aeration tank are achieved;

2. This aeration tank carbon dioxide trapping apparatus through stirring structure, through the starter motor, can make its output shaft drive the second gear and rotate, because second gear surface and first gear surface intermeshing, so can make first gear drive the commentaries on classics pipe and rotate to can drive four puddlers and rotate, thereby can make the stirring hand stir the sewage mixture in the aeration tank, make carbon dioxide and reactant intensive mixing, improved the efficiency of reaction.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is a schematic diagram of a filter structure according to the present utility model;

FIG. 3 is a schematic view of a third connecting tube according to the present utility model;

FIG. 4 is a schematic diagram of the stirring structure of the present utility model.

1, A mounting base plate; 2, an aeration tank, 3, an air-adding structure, 31, a fan, 32, a blowing pipe, 33, a first pump, 34, a first connecting pipe, 4, a filtering structure, 41, a filtering box, 42, a second connecting pipe, 43, a water outlet, 5, a support plate, 6, a second pump, 61, a third connecting pipe, 7, a cross pipe, 8, a stirring structure, 81, a cross plate, 82, a rotating pipe, 83, a first straight gear, 84, a sleeve, 85, a fourth connecting pipe, 86, a stirring rod, 87, a stirring hand, 88, a fixed rod, 89, a motor, 810 and a second gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an aeration tank carbon dioxide capturing device comprises a mounting base plate 1, wherein an aeration tank 2 is arranged at the top of the mounting base plate 1, three support plates 5 are arranged at the bottom of the aeration tank 2 and are fixedly connected with the mounting base plate 1, a stirring structure 8 is arranged in the aeration tank 2, an air-adding structure 3 is arranged at the top of the mounting base plate 1, a second pump 6 is arranged at the top of the mounting base plate 1, a cross pipe 7 is arranged at the bottom of an inner cavity of the aeration tank 2, the air-adding structure 3 comprises a fan 31, a blowing pipe 32 is arranged at the top of the fan 31, a first pump 33 is arranged at the top of the fan 31, a first connecting pipe 34 is arranged at the top of the first pump 33, and a third connecting pipe 61 is arranged at the top of the second pump 6.

Referring to fig. 4, the stirring structure 8 includes a cross plate 81, a rotating tube 82 is rotatably installed inside the cross plate 81, and a first spur gear 83 is sleeved on the outer surface of the rotating tube 82. The inside of the rotary pipe 82 is rotatably provided with a sleeve 84, and the bottom of the sleeve 84 is sleeved with a fourth connecting pipe 85, and the fourth connecting pipe 85 is communicated with the cross pipe 7. Four stirring rods 86 are arranged on the outer surface of the rotary pipe 82, and stirring hands 87 are arranged at one ends of the bottoms of the four stirring rods 86. A fixed rod 88 is arranged at the top of the cross plate 81, a motor 89 is arranged in the fixed rod 88, and a second gear 810 is arranged on the outer surface of an output shaft of the motor 89.

Through the start motor 89, can make its output shaft drive the second gear 810 and rotate, because second gear 810 surface and first gear 83 surface intermeshing, so can make first gear 83 drive the commentaries on classics pipe 82 and rotate to can drive four puddler 86 and rotate, thereby can make the stirring hand 87 stir the sewage mixture in the aeration tank 2, make carbon dioxide and reactant intensive mixing, improved the efficiency of reaction.

Referring to fig. 1-3, the first connecting tube 34 is connected to the blowing tube 32, one end of the blowing tube 32 is connected to the sleeve 84 in a sleeved mode, and the third connecting tube 61 is connected to the cross tube 7. The top of mounting plate 1 is provided with filtration 4, and filtration 4 includes rose box 41, and four second connecting pipes 42 are installed at the top of rose box 41, and four second connecting pipes 42 communicate with aeration tank 2, and outlet 43 is installed to surface one side of rose box 41.

After the sewage in the aeration tank 2 is treated, the sewage enters the filter box 41 through the second connecting pipe 42, and after the sewage is filtered by the filter box 41, carbonate sediment is filtered in the aeration tank 2, and treated water is discharged through the water outlet 43.

When the carbon dioxide capturing device for the aeration tank is used in an initial state, firstly, sewage is discharged into the aeration tank 2, then the first pump 33 is connected with an alkali liquor tank through a water pipe, after the fan 31 and the first pump 33 are started, wind power and alkali liquor are finally sprayed out of the hole of the cross pipe 7 through the blowing pipe 32 and the fourth connecting pipe 85, at the moment, the output shaft of the first pump 33 drives the second gear 810 to rotate through the starting motor 89, the outer surface of the second gear 810 is meshed with the outer surface of the first straight gear 83, so that the first straight gear 83 can drive the rotating pipe 82 to rotate, thereby driving the four stirring rods 86 to rotate, so that the stirring hand 87 can stir the sewage mixture in the aeration tank 2, the carbon dioxide and the reactant are fully mixed, sodium carbonate is generated after the mixture is settled, after the settlement is performed, the second pump 6 is connected with a calcium chloride solution tank through the water pipe, after the second pump 6 is started, the calcium chloride liquid is sprayed out of the hole of the cross pipe 7 through the third connecting pipe 61, the stirring structure 8 is started again, the sodium carbonate in the sewage is mixed with the calcium chloride solution to form carbonate sediment, the carbonate sediment is settled in the bottom of the aeration tank 2 is discharged into the aeration tank 2 through the water outlet port 41 after the filter tank 2, the sewage is filtered through the filter tank 2 after the filter tank is filtered, the sewage is filtered through the filter tank 41, and the filter tank is discharged through the filter tank 41 after the filter tank is filtered after the sewage is filtered by the sewage is filtered.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The carbon dioxide capturing device of the aeration tank comprises a mounting base plate (1) and is characterized in that the top of the mounting base plate (1) is provided with the aeration tank (2), the bottom of the aeration tank (2) is provided with three support plates (5), the three support plates (5) are fixedly connected with the mounting base plate (1), the inside of the aeration tank (2) is provided with a stirring structure (8), the top of the mounting base plate (1) is provided with an air-entrapping structure (3), the top of the mounting base plate (1) is provided with a second pump (6), and the bottom of an inner cavity of the aeration tank (2) is provided with a cross pipe (7);

The air entrainment structure (3) comprises a fan (31), a blowing pipe (32) is arranged at the top of the fan (31), a first pump (33) is arranged at the top of the fan (31), and a first connecting pipe (34) is arranged at the top of the first pump (33);

the top of the second pump (6) is provided with a third connecting pipe (61).

2. The device for capturing carbon dioxide in an aeration tank according to claim 1, wherein the stirring structure (8) comprises a cross plate (81), a rotating pipe (82) is rotatably arranged in the cross plate (81), and a first straight gear (83) is sleeved on the outer surface of the rotating pipe (82).

3. An aeration tank carbon dioxide capturing device according to claim 2, wherein a sleeve (84) is rotatably arranged in the rotary pipe (82), a fourth connecting pipe (85) is sleeved at the bottom of the sleeve (84), and the fourth connecting pipe (85) is communicated with the cross pipe (7).

4. An aeration tank carbon dioxide capturing device according to claim 2, wherein four stirring rods (86) are mounted on the outer surface of the rotary pipe (82), and stirring hands (87) are mounted at one ends of the bottoms of the four stirring rods (86).

5. An aeration tank carbon dioxide capturing device according to claim 2, wherein a fixing rod (88) is arranged at the top of the cross plate (81), a motor (89) is arranged in the fixing rod (88), and a second gear (810) is arranged on the outer surface of an output shaft of the motor (89).

6. An aeration tank carbon dioxide capturing device according to claim 1, wherein the first connecting pipe (34) is communicated with the blowing pipe (32), one end of the blowing pipe (32) is connected with the sleeve (84) in a sleeved mode, and the third connecting pipe (61) is communicated with the cross pipe (7).

7. The device for capturing carbon dioxide in an aeration tank according to claim 1, wherein a filter structure (4) is arranged at the top of the mounting base plate (1), the filter structure (4) comprises a filter box (41), four second connecting pipes (42) are arranged at the top of the filter box (41), the four second connecting pipes (42) are communicated with the aeration tank (2), and a water outlet (43) is arranged at one side of the outer surface of the filter box (41).