CN220245792U - Aeration tank for sewage treatment - Google Patents

Abstract

The utility model discloses an aeration tank for sewage treatment, which comprises an aeration tank and a plurality of stirring blades, wherein the stirring blades are respectively arranged in the aeration tank, a plurality of conveying rods are arranged at the top end of the aeration tank, inclined frames are fixedly arranged at one ends of two adjacent conveying rods, supporting rods are arranged at two sides of the inner walls of the two inclined frames, two movable plates are arranged in the two inclined frames, one sides of the four movable plates are respectively provided with a fixed rod, sewage is irrigated into the aeration tank through the top of the inclined frames by the inclined frames, the two movable plates are driven to move along with the impact of the sewage, and the two movable plates can repeatedly move back and forth in the sewage stored in the aeration tank, so that the flow speed of the sewage is accelerated, and the stirring efficiency of the sewage at the top and activated sludge is improved.

Description

Aeration tank for sewage treatment

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an aeration tank for sewage treatment.

Background

The aeration tank is used for sewage treatment by an activated sludge method, a certain sewage residence time is provided in the tank, the oxygen amount required by aerobic microorganisms and the mixing condition that sewage fully contacts with activated sludge 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 is rectangular.

The utility model discloses an aeration tank for sewage treatment in the patent of publication No. CN212102173U, including casing, water inlet, delivery port, the top at the casing is installed to the water inlet, the delivery port is installed in the casing bottom, aeration equipment is installed to the casing bottom, shells inner wall is seted up flutedly, the recess is connected with the axis of rotation through lubricating arrangement rotation, two cup joint the cylinder in the axis of rotation, even fixedly connected with a plurality of flabellum on the cylinder outer wall.

According to the technology, the activated sludge and the sewage which cannot be contacted by the rotation acting force of the fan blades can be driven to be mixed, so that all sewage in the aeration tank can be uniformly mixed with the activated sludge, but the sewage at the top of the aeration tank cannot be stirred during guiding, the sewage can be stably stored at the top, the mixing efficiency of the activated sludge and the sewage is reduced, and the quality of the aeration tank for sewage treatment is reduced, so that the technology is innovated.

Disclosure of Invention

The utility model aims to provide an aeration tank for sewage treatment, which solves the problems that sewage at the top of the aeration tank, which is proposed in the background art, cannot be stirred during guiding, the sewage can be stably stored at the top, and the mixing efficiency of activated sludge and sewage is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an aeration tank for sewage treatment, includes aeration tank and a plurality of stirring leaf, a plurality of the stirring leaf sets up the inside at the aeration tank respectively, the top of aeration tank is provided with a plurality of transportation stick, and two adjacent the equal fixed mounting of one end of transportation stick has the inclination, two the both sides of inclination inner wall all are provided with the backing bar, two the inside of inclination all is provided with two movable plates, four one side of movable plate all is provided with the dead lever, four through four compression spring elastic connection between backing bar and the four dead levers respectively, two the equal fixed mounting of inside of inclination has two fixed columns.

As a preferable technical scheme of the utility model, one end parts of the four fixed columns are respectively sleeved with a movable block, the top ends of the four movable blocks are respectively provided with a movable bar, and the bottom ends of the four movable blocks are respectively provided with a extension rod.

As a preferable technical scheme of the utility model, the bottom ends of the four extension rods are respectively provided with a contact plate, and the top ends of the four contact plates are respectively provided with a plurality of diversion holes.

As a preferable technical scheme of the utility model, the bottom ends of the four contact plates are respectively provided with a plurality of auxiliary strips, and the bottom ends of the auxiliary strips are respectively provided with a movable rod.

As a preferable technical scheme of the utility model, one end of each of the movable rods is provided with a disc, and the outer walls of the discs are provided with a plurality of stirring rods.

As a preferable technical scheme of the utility model, the plurality of stirring rods are arranged at equal intervals.

As a preferable technical scheme of the utility model, the diameters of the auxiliary strips are larger than those of the movable rods, and one ends of the movable rods are respectively and rotatably connected with one ends of the auxiliary strips.

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

1. according to the aeration tank for sewage treatment, the inclined frame, the movable plates, the compression springs, the movable blocks, the extension rods and the contact plates are arranged, the inclined frame is inclined, sewage is poured into the aeration tank through the top of the inclined frame, the two movable plates move in opposite directions along with the impact of the sewage on the two movable plates, the compression springs are stressed to be deformed and compressed together gradually, pressure is applied to the surfaces of the movable rods in the moving process of the movable plates, the extension rods and the contact plates are driven to move, and the extension rods and the contact plates can repeatedly move back and forth in the sewage stored in the aeration tank, so that the flow speed of the sewage is accelerated, and the stirring efficiency of the sewage and activated sludge at the top is improved.

2. According to the aeration tank for sewage treatment, the auxiliary bars, the movable bars, the discs and the stirring bars are arranged, the auxiliary bars and the movable bars are driven to move in the moving process of the contact plate, and the movable bars and the auxiliary bars are small in friction force and continuously rotate in the impact process of the movable bars and sewage, so that the stirring bars are driven to rotate, the flowing speed of the sewage is further increased, the sewage can be continuously stirred and conveyed to other positions, and the sewage is mixed with other activated sludge.

Drawings

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

FIG. 2 is an exploded view of a portion of the present utility model;

FIG. 3 is an enlarged view of FIG. 2A in accordance with the present utility model;

fig. 4 is a partial bottom view of the present utility model.

In the figure: 1. an aeration tank; 2. stirring the leaves; 3. a transport rod; 4. an inclined frame; 5. a support bar; 6. a compression spring; 7. a fixing rod; 8. a moving plate; 9. fixing the column; 10. a moving block; 11. moving the bar; 12. an extension rod; 13. a contact plate; 14. a deflector aperture; 15. an auxiliary strip; 16. a movable rod; 17. a disc; 18. stirring rod.

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 to 4, the utility model provides a technical scheme of an aeration tank for sewage treatment, which comprises the following steps:

embodiment one:

as shown in fig. 1-3, an aeration tank for sewage treatment comprises an aeration tank 1 and a plurality of stirring blades 2, wherein the stirring blades 2 are respectively arranged in the aeration tank 1, the top end of the aeration tank 1 is provided with a plurality of conveying rods 3, one ends of two adjacent conveying rods 3 are fixedly provided with inclined frames 4, two sides of the inner walls of the two inclined frames 4 are respectively provided with a supporting rod 5, two movable plates 8 are respectively arranged in the two inclined frames 4, one sides of four movable plates 8 are respectively provided with a fixed rod 7, the four supporting rods 5 are respectively elastically connected with the four fixed rods 7 through four compression springs 6, two fixed columns 9 are respectively fixedly arranged in the two inclined frames 4, one end parts of the four fixed columns 9 are respectively sleeved with movable blocks 10, the top ends of the four movable blocks 10 are respectively provided with movable bars 11, the bottom ends of the four movable blocks 10 are respectively provided with extension rods 12, the two movable plates 8 are oppositely moved, the compression springs 6 are gradually deformed and compressed together under the stress, and can be applied to the surfaces of the movable plates 11 in the movable plates, and the movable plates 12 are repeatedly contacted with the movable plates 13 in the aeration tank 1, and the movable plates 13 are repeatedly contacted with each other in the movable plates 13.

Embodiment two:

on the basis of the first embodiment, as shown in fig. 1 and 4, a plurality of diversion holes 14 are formed in the top ends of four contact plates 13, a plurality of auxiliary bars 15 are arranged at the bottom ends of the four contact plates 13, movable bars 16 are arranged at the bottom ends of the plurality of auxiliary bars 15, discs 17 are arranged at one ends of the plurality of movable bars 16, and a plurality of stirring bars 18 are arranged on the outer walls of the plurality of discs 17.

Working principle: when sewage is treated, the sewage is required to be discharged into the aeration tank 1 and mixed with activated sludge, so that the oxygen amount required by aerobic microorganisms in the sewage and the sewage can be fully contacted with the activated sludge, qualified treatment can be carried out on the sewage, workers can sequentially discharge the sewage into the aeration tank 1 through the tops of the two inclined frames 4, and as the inclined frames 4 are inclined, when the sewage is poured into the aeration tank 1 through the tops of the inclined frames 4, after the amount of the sewage is increased, the two movable plates 8 are sequentially extruded, the two movable plates 8 are moved towards each other along with the impact of the sewage on the two movable plates 8, the compression springs 6 are gradually deformed and compressed together, the surfaces of the movable bars 11 are applied with pressure in the moving process of the movable plates 8, and then the extension bars 12 and the contact plates 13 are driven to move, since the speed of sewage flowing is not specific, the impact force to the two moving plates 8 is not the same, so that after the stress of the moving plates 8 is reduced, the compression springs 6 gradually recover to the initial state, and the compression degree of the compression springs 6 is increased along with the increase of the impact force, so that the moving plates 8 move farther in opposite directions, the extension rod 12 and the contact plate 13 can move back and forth in the sewage stored in the aeration tank 1 repeatedly, thereby accelerating the sewage flowing speed, improving the stirring efficiency of the sewage and the activated sludge at the top, improving the sewage treatment quality of the aeration tank 1, and the contact plate 13 drives the auxiliary bar 15 and the movable bar 16 to move in the moving process, and drives the stirring bars 18 to rotate continuously in the impact process of the movable bar 16 and the sewage because the friction force between the movable bar 16 and the auxiliary bar 15 is small, thereby further accelerating the flowing speed of the sewage, and continuously stirring and guiding the sewage to other positions to be mixed with other activated sludge.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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 utility model provides an aeration tank for sewage treatment, includes aeration tank (1) and a plurality of stirring leaf (2), a plurality of stirring leaf (2) set up respectively in the inside of aeration tank (1), its characterized in that: the top of aeration tank (1) is provided with a plurality of transportation stick (3), and two adjacent transportation stick (3)'s the equal fixed mounting of one end have inclination (4), two the both sides of inclination (4) inner wall all are provided with backing bar (5), two the inside of inclination (4) all is provided with two movable plates (8), four one side of movable plate (8) all is provided with fixed stick (7), four through four compression spring (6) elastic connection between backing bar (5) and four fixed sticks (7) respectively, two the inside of inclination (4) is equal fixed mounting has two fixed columns (9).

2. An aeration tank for sewage treatment according to claim 1, wherein: one end of each of the four fixed columns (9) is sleeved with a movable block (10), the top ends of the four movable blocks (10) are provided with movable bars (11), and the bottom ends of the four movable blocks (10) are provided with extension bars (12).

3. An aeration tank for sewage treatment according to claim 2, wherein: the bottom ends of the four extension rods (12) are provided with contact plates (13), and the top ends of the four contact plates (13) are provided with a plurality of diversion holes (14).

4. An aeration tank for sewage treatment according to claim 3, wherein: the bottom ends of the four contact plates (13) are provided with a plurality of auxiliary strips (15), and the bottom ends of the auxiliary strips (15) are provided with movable rods (16).

5. An aeration tank for sewage treatment according to claim 4, wherein: one end of each movable rod (16) is provided with a disc (17), and the outer wall of each disc (17) is provided with a plurality of stirring rods (18).

6. An aeration tank for sewage treatment according to claim 5, wherein: the stirring rods (18) are arranged at equal intervals.

7. An aeration tank for sewage treatment according to claim 4, wherein: the diameters of the auxiliary strips (15) are larger than those of the movable rods (16), and one ends of the movable rods (16) are respectively and rotatably connected with one ends of the auxiliary strips (15).