CN212102173U

CN212102173U - Aeration tank for sewage treatment

Info

Publication number: CN212102173U
Application number: CN201922155472.5U
Authority: CN
Inventors: 程世英
Original assignee: Guangxi Lvbi New Energy Technology Co ltd
Current assignee: Guangxi Lvbi New Energy Technology Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-12-08
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses an aeration tank for sewage treatment, 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 sets up flutedly. The utility model discloses an axis of rotation, the cylinder, the flabellum, the vibration board, driving motor, the mating reaction of spring beam, under driving motor's rotation, it is rotatory to drive the axis of rotation, through the cylinder effect, make the flabellum rotate at the uniform velocity, with the continuous stirring of sewage and activated sludge, need rotatory in-process at the flabellum simultaneously, it shifts up to drive the vibration board, after moving to the certain degree on, flabellum and vibration board separation, under the elastic force effect of spring beam, make vibration board vibration from top to bottom, drive the flabellum rotatory effort and touch the activated sludge who does not arrive the position and the mixture of sewage, realize that sewage can carry out the homogeneous mixing with activated sludge in the aeration tank, thereby improve.

Description

Aeration tank for sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field especially relates to an aeration tank for sewage treatment.

Background

The aeration tank utilizes an activated sludge method to treat sewage, certain sewage retention time is provided in the tank, the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge are met, and the aeration tank mainly comprises a tank body, an aeration system and a water inlet and a water outlet. The tank body is generally made of reinforced concrete, and the planar shape of the tank body is rectangular, square, circular and the like.

Traditional blast aeration formula aeration tank adopts the air-blower to let in the air toward aeration tank bottom, realizes the aeration of activated sludge and sewage, nevertheless because the effort that gas rises is little for activated sludge and sewage only can be better near the gas outlet mix, and the partial sewage of keeping away from the gas outlet is difficult to contact with activated sludge, does not reach decontamination effect.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the following shortcoming among the prior art: traditional blast aeration formula aeration tank adopts the air-blower to let in the air toward aeration tank bottom, realizes the aeration of activated sludge and sewage, nevertheless because the effort that gas rises is little for activated sludge and sewage only can be better near the gas outlet mix, and the partial sewage of keeping away from the gas outlet is difficult to contact with activated sludge, does not reach decontamination effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an aeration tank for sewage treatment, includes 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 sets up flutedly, the recess rotates through lubricating arrangement and is connected with the axis of rotation, two the cylinder has been cup jointed in the axis of rotation, a plurality of flabellums of even fixedly connected with on the cylinder outer wall, axis of rotation one end runs through casing and fixedly connected with driving motor, a plurality of spring bars of even fixedly connected with are a plurality of on the inner wall of casing bottom spring bar other end fixedly connected with vibration board.

Preferably, the aeration device comprises an air blower, one end of the air blower, which is close to the shell, is fixedly connected with a communicating pipe, the other end of the communicating pipe penetrates through the shell and is connected with a main pipe, a plurality of branch pipes are uniformly and fixedly connected to the main pipe, and a plurality of aeration pipes are uniformly and fixedly connected to the branch pipes.

Preferably, the lubricating device comprises a plurality of ball bearings, the ball bearings are fixedly connected in the middle of the groove, and two ends of the rotating shaft penetrate through and are rotatably connected to the ball bearings.

Preferably, the left side driving motor rotates counterclockwise, and the right side driving motor rotates clockwise.

Preferably, the vibration plate is symmetrically provided with rectangular grooves, the length of each rectangular groove is matched with the length of each fan blade, and the distance between the two rectangular grooves is greater than the distance between the rotation tracks of the fan blades which are symmetrically arranged.

Preferably, the initial position of the vibration plate is located near the boundary of the activated sludge layer and the sewage layer.

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

through the axis of rotation, the cylinder, the flabellum, the vibration board, driving motor, the mating reaction of spring beam, under driving motor's rotation, it is rotatory to drive the axis of rotation, through the cylinder effect, make the flabellum rotate at the uniform velocity, with the continuous stirring of sewage and activated sludge, make upper sewage pass through the flabellum and rotate the lower floor, realize the mixture of upper and lower layer sewage and mud, simultaneously need rotatory in-process at the flabellum, it shifts up to drive the vibration board, after moving to certain degree on, flabellum and vibration board separation, under the spring action of spring beam, make the vibration board vibrate from top to bottom, it does not touch the activated sludge and the mixture of sewage of position to drive flabellum rotatory effort, realize that all sewage can carry out the homogeneous mixing with activated sludge in the.

Drawings

FIG. 1 is a schematic side view of an aeration tank for sewage treatment according to the present invention;

fig. 2 is a schematic view of an elevation structure of an aeration tank for sewage treatment according to the present invention.

In the figure: in the figure: 1 blower, 2 casing, 3 spring rod, 4 vibrating plate, 5 fan blades, 6 rotating shaft, 7 water inlet, 8 roller, 9 water outlet, 10 aeration pipe, 11 branch pipe, 12 main pipe, 13 driving motor and 14 ball bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, an aeration tank for sewage treatment, including casing 2, water inlet 7, delivery port 9, water inlet 7 is installed at the top of casing 2, delivery port 9 is installed in casing 2 bottom, aeration equipment is installed to 2 bottoms of casing, aeration equipment includes air-blower 1, air-blower 1 is close to 2 one end fixedly connected with communicating pipes of casing, the other end of communicating pipe runs through casing 2 and is connected with and is responsible for 12, be responsible for 12 and go up a plurality of branch pipes 11 of even fixedly connected with, evenly fixedly connected with a plurality of aeration pipes 10 on a plurality of branch pipes 11, through air-blower 1 with external air through being responsible for 12 inflow each branch pipe 11, again from a plurality of aeration pipe 10 on branch pipe 11 outflow entering aeration tank, provide oxygen to the aerobic microorganism in the activated sludge.

The inner wall of the shell 2 is provided with a groove, the groove is rotationally connected with the rotating shafts 6 through a lubricating device, the two rotating shafts 6 are sleeved with the roller 8, the lubricating device comprises a plurality of ball bearings 14, the ball bearings 14 are fixedly connected in the middle of the groove, two ends of the rotating shaft 6 penetrate through and are rotationally connected with the ball bearings 14, the ball bearings 14 are arranged to reduce the friction force between the rotating shaft 6 and the shell 2, so that the loss of a power source is reduced, the outer wall of the roller 8 is uniformly and fixedly connected with a plurality of fan blades 5, one end of the rotating shaft 6 penetrates through the shell 2 and is fixedly connected with the driving motor 13, one driving motor 13 rotates anticlockwise, the other driving motor 13 rotates clockwise, the best rotating effect is provided for the fan blades 5 in sewage, so that the sewage of the upper layer and the lower layer can be effectively exchanged, and, the inner wall of the bottom end of the shell 2 is uniformly and fixedly connected with a plurality of spring rods 3, the other ends of the plurality of spring rods 3 are fixedly connected with a vibration plate 4, the vibration plate 4 is symmetrically provided with rectangular grooves, the length of the rectangular grooves is matched with the length of fan blades 5, the distance between the two rectangular grooves is larger than the distance between the rotating tracks of the symmetrically arranged fan blades 5, the rectangular grooves with specific distance and size are arranged, the fan blades 5 can rotate in the rectangular grooves, the rotating effect of the fan blades 5 is not influenced, the fan blades 5 can be used as a power source for lifting the vibration plate 4, the vibration plate 4 lifts the spring rods 3 connected with the bottom, the initial position of the vibration plate 4 is positioned near the junction of an active sludge layer and a sewage layer, the vibration plate 4 is lifted to the position through the action of the fan blades 5, and the vibration plate 4 swings back, more sewage can be mixed with the activated sludge, and the sewage decontamination efficiency is improved. (the blower 1 belongs to the prior art and the working principle is not described in detail).

In the utility model, when the user uses the device, the air blower 1 is opened, so that the outside air flows out from the main pipe 12 to the branch pipe 11 and then to the aeration pipe 10, flows into the aeration tank, provides sufficient oxygen for aerobic microorganisms in the activated sludge, increases the decontamination capability, simultaneously opens the driving motor 13, the driving motor 13 drives the rotating shaft 6 to rotate, the fan blade 5 rotates through the roller 8, the sewage near the fan blade 5 is driven to be uniformly contacted with the activated sludge, simultaneously, the fan blade 5 drives the vibrating plate 4 to move upwards in the rotating process, when the vibrating plate 4 moves upwards to a certain position, the fan blade 5 is separated from the vibrating plate 4, the vibrating plate 4 drives the sewage around the vibrating plate 4 to be uniformly contacted with the activated sludge under the action of the spring rod 3, the matching of the fan blade 5 and the vibrating plate 4 is carried out, the area of sewage mixing in the aeration tank is improved, the mixing amount of the sewage and the, thereby improving the decontamination efficiency of the sewage.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An aeration tank for sewage treatment comprises a shell (2), a water inlet (7) and a water outlet (9), characterized in that the water inlet (7) is arranged at the top of the shell (2), the water outlet (9) is arranged at the bottom of the shell (2), the bottom end of the shell (2) is provided with an aeration device, the inner wall of the shell (2) is provided with a groove, the grooves are rotationally connected with rotating shafts (6) through lubricating devices, rollers (8) are sleeved on the two rotating shafts (6), a plurality of fan blades (5) are uniformly and fixedly connected on the outer wall of the roller (8), one end of the rotating shaft (6) penetrates through the shell (2) and is fixedly connected with a driving motor (13), a plurality of spring rods (3) are uniformly and fixedly connected to the inner wall of the bottom end of the shell (2), and a vibration plate (4) is fixedly connected to the other ends of the spring rods (3).

2. The aeration tank for sewage treatment according to claim 1, wherein the aeration device comprises a blower (1), one end of the blower (1) close to the housing (2) is fixedly connected with a communicating pipe, the other end of the communicating pipe penetrates through the housing (2) and is connected with a main pipe (12), a plurality of branch pipes (11) are uniformly and fixedly connected on the main pipe (12), and a plurality of aeration pipes (10) are uniformly and fixedly connected on the plurality of branch pipes (11).

3. An aeration tank for sewage treatment according to claim 1, wherein said lubricating device comprises a plurality of ball bearings (14), said plurality of ball bearings (14) are fixedly connected to the middle of the groove, and both ends of said rotating shaft (6) are penetrated and rotatably connected to the ball bearings (14).

4. An aeration tank for sewage treatment according to claim 1, wherein one of said driving motors (13) rotates counterclockwise and the other of said driving motors (13) rotates clockwise.

5. The aeration tank for sewage treatment according to claim 1, wherein the vibration plate (4) is symmetrically provided with rectangular grooves, the length of the rectangular grooves is matched with the length of the fan blades (5), and the distance between the two rectangular grooves is larger than the distance between the rotation tracks of the symmetrically arranged fan blades (5).

6. An aeration tank for sewage treatment according to claim 1, wherein the initial position of the vibration plate (4) is located in the vicinity of the boundary between the activated sludge blanket and the sewage blanket.