CN212833076U

CN212833076U - Sewage treatment aeration tank

Info

Publication number: CN212833076U
Application number: CN202021509805.6U
Authority: CN
Inventors: 杜旦妮
Original assignee: Anhui Zhongchi Environmental Technology Co ltd
Current assignee: Anhui Zhongchi Environmental Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-30
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a sewage treatment aeration tank, including cell body, setting at the servo motor of cell body one end, rotate the screw rod that sets up inside the cell body, slide and set up aeration equipment inside the cell body and set up the air pump on the cell body lateral wall. The utility model drives the screw rod to rotate through the servo motor, thereby driving the aeration device to move back and forth, and realizing the full mixing and oxygen contact of the sewage and the microorganisms in the aeration tank; by adopting the movable aeration device, a large number of pipelines do not need to be paved in the aeration tank, so that the aeration effect is improved, and the equipment cost is reduced; through the cooperation of the wheels and the tracks, the moving resistance of the aeration device is small, the equipment runs stably, and meanwhile, the aeration device which moves back and forth plays a role in enhancing the aeration effect.

Description

Sewage treatment aeration tank

Technical Field

The utility model relates to a sewage treatment aeration tank, which belongs to the technical field of sewage treatment.

Background

In sewage treatment, an aeration tank is a biochemical reactor designed according to the characteristics of microorganisms, and the degradation degree of organic pollutants mainly depends on the designed aeration reaction conditions. The aeration tank utilizes an activated sludge process to treat sewage, and certain sewage retention time is provided in the tank to meet the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge. 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.

Like the prior art, the conventional aeration tank is provided with an aeration device for aeration, an aeration pipe of the aeration device is arranged at the bottom of the tank, and the aeration pipe sprays gas to aerate the tank water, however, the aeration pipe does not completely cover the bottom of the tank when being installed, and is generally arranged at intervals, so when the aeration pipe sprays gas to aerate, bubbles float upwards, sewage positioned right above the aeration pipe is influenced by the gas sprayed by the aeration pipe and can be fully contacted with the gas, and the sewage positioned right above the interval blank between the aeration pipes cannot be directly influenced by the gas sprayed by the aeration pipe, so the part of sewage cannot be fully contacted with the gas, and the activity of activated sludge in the part of sewage is different, so that some sewage fully reacts with the activated sludge, and some sewage does not fully react with the activated sludge, thereby resulting in poor reaction effect between the sewage and the activated sludge.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a sewage treatment aeration tank, which drives a screw rod to rotate through a servo motor, thereby driving an aeration device to move back and forth, and realizing that the sewage in the aeration tank is fully mixed with microorganisms to contact oxygen; by adopting the movable aeration device, a large number of pipelines do not need to be paved in the aeration tank, so that the aeration effect is improved, and the equipment cost is reduced; through the cooperation of the wheels and the tracks, the moving resistance of the aeration device is small, the equipment runs stably, and meanwhile, the aeration device which moves back and forth plays a role in enhancing the aeration effect.

In order to realize above-mentioned purpose, a sewage treatment aeration tank, including the cell body, set up at the servo motor of cell body one end, rotate and set up at inside screw rod of cell body, slide aeration equipment and the air pump of setting on the cell body lateral wall of setting in the inside of cell body, the both ends of cell body are provided with inlet tube and drain pipe respectively, the screw rod is connected with servo motor's output, aeration equipment includes the montant, sets up at the horizontal pole of montant bottom, set up in the montant top and cup joint the fixed disk on the screw rod and set up a plurality of air discharge bar on the horizontal pole and evenly distributed, montant, horizontal pole and air discharge bar are the hollow body of intercommunication each other, a plurality of exhaust hole has been seted up on the air discharge bar, rotate on the fixed disk and install the nut that matches with the screw rod.

Preferably, the bottom of the cross bar is also provided with wheels.

Preferably, a rail matched with the wheels is arranged on the bottom wall of the tank body.

Preferably, a winding device with a spring inside is further arranged on the outer side wall of the tank body, and the air pipe is stored in the winding device.

Preferably, the material of trachea is PVC steel wire pipe.

Preferably, the cross rod is provided with an exhaust hole facing the bottom wall of the tank body.

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

1. the screw rod is driven to rotate by the servo motor, so that the aeration device is driven to move back and forth, and the sewage in the aeration tank is fully mixed with the microorganisms to contact with oxygen;

2. through adopting the aeration equipment who removes to need not lay a large amount of pipelines in the aeration tank, when improving aeration effect, still reduced equipment cost.

3. Through the cooperation of the wheels and the tracks, the moving resistance of the aeration device is small, the equipment runs stably, and meanwhile, the aeration device which moves back and forth plays a role in enhancing the aeration effect.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

fig. 3 is a schematic structural view of the aeration apparatus of the present invention.

In the figure: 1. the aeration tank comprises a tank body, 1-1 parts of a water inlet pipe, 1-2 parts of a water discharge pipe, 1-3 parts of a track, 2 parts of a servo motor, 3 parts of a screw rod, 4 parts of an aeration device, 4-1 parts of a vertical rod, 4-2 parts of a cross rod arranged at the bottom of the vertical rod (4-1), 4-3 parts of a fixed disk, 4-4 parts of an exhaust rod, 4-5 parts of a wheel, 5 parts of an air pump, 6 parts of a winding device.

Detailed Description

The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 3, an aeration tank for sewage treatment provided by an embodiment of the present invention comprises a tank body 1, a servo motor 2 disposed at one end of the tank body 1, a screw rod 3 rotatably disposed inside the tank body 1, an aeration device 4 slidably disposed inside the tank body 1, and an air pump 5 disposed on a side wall of the tank body 1, wherein a water inlet pipe 1-1 and a water outlet pipe 1-2 are respectively disposed at two ends of the tank body 1, the screw rod 3 is connected with an output end of the servo motor 2, the aeration device 4 comprises a vertical rod 4-1, a cross rod 4-2 disposed at a bottom of the vertical rod 4-1, a fixed disk 4-3 disposed above the vertical rod 4-1 and sleeved on the screw rod 3, and a plurality of air exhaust rods 4-4 disposed on the cross rod 4-2 and uniformly arranged, the vertical rod 4-1, the cross rod 4-2, and the air exhaust rods 4-4 are hollow tubes communicated with, a plurality of exhaust holes are formed in the exhaust rod 4-4, a nut matched with the screw rod 3 is rotatably mounted on the fixed disc 4-3, and the air pump 5 is communicated with the vertical rod 4-1 through an air pipe.

Preferably, the bottom of the cross bar 4-2 is also provided with wheels 4-5. The aeration device 4 is convenient to move.

Preferably, the bottom wall of the tank body 1 is provided with tracks 1-3 matched with wheels 4-5. The aeration device 4 is convenient to move.

Preferably, a winding device 6 with a spring inside is further arranged on the outer side wall of the tank body 1, and the air pipe is stored in the winding device 6. Preventing the windpipe from winding.

Preferably, the material of trachea is PVC steel wire pipe. The strength of the air pipe is enhanced, and the air pipe is prevented from being bent to influence gas conveying.

Preferably, the cross rod 4-2 is provided with an exhaust hole facing the bottom wall of the tank body 1. Is favorable for fully contacting the microorganisms at the bottom of the tank body 1 with oxygen.

The working process is as follows: starting the air pump 5, pumping air into the aeration device through the air pipe by the air pump 5, discharging the air from the exhaust holes on the exhaust rods 4-4, starting the servo motor 2, driving the screw rod 3 to rotate by the servo motor 2, and driving the aeration device 4 to move back and forth by the rotation of the screw rod 3.

In conclusion, the utility model drives the screw rod 3 to rotate through the servo motor 2, thereby driving the aeration device 4 to move back and forth, and realizing the full mixing and oxygen contact of the sewage and the microorganisms in the aeration tank; by adopting the movable aeration device 4, a large number of pipelines do not need to be paved in the aeration tank, so that the aeration effect is improved, and the equipment cost is reduced; through the matching of the wheels 4-5 and the tracks 1-3, the aeration device 4 has small moving resistance and stable equipment operation, and the aeration device 4 moving back and forth plays a role in enhancing aeration.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. A sewage treatment aeration tank is characterized by comprising a tank body (1), a servo motor (2) arranged at one end of the tank body (1), a screw rod (3) rotatably arranged in the tank body (1), an aeration device (4) slidably arranged in the tank body (1) and an air pump (5) arranged on the side wall of the tank body (1), wherein a water inlet pipe (1-1) and a water outlet pipe (1-2) are respectively arranged at two ends of the tank body (1), the screw rod (3) is connected with the output end of the servo motor (2), the aeration device (4) comprises a vertical rod (4-1), a cross rod (4-2) arranged at the bottom of the vertical rod (4-1), a fixed disk (4-3) arranged above the vertical rod (4-1) and sleeved on the screw rod (3) and a plurality of exhaust rods (4-4) arranged on the cross rod (4-2) and uniformly, the air pump is characterized in that the vertical rod (4-1), the cross rod (4-2) and the exhaust rod (4-4) are hollow tubes communicated with one another, a plurality of exhaust holes are formed in the exhaust rod (4-4), nuts matched with the screw rods (3) are rotatably mounted on the fixed disk (4-3), and the air pump (5) is communicated with the vertical rod (4-1) through an air pipe.

2. The sewage treatment aeration tank of claim 1, wherein the bottom of the cross bar (4-2) is further provided with wheels (4-5).

3. An aeration tank for sewage treatment according to claim 2, characterized in that the bottom wall of the tank body (1) is provided with rails (1-3) matching with the wheels (4-5).

4. The sewage treatment aeration tank of claim 1, wherein a winding device (6) with a spring inside is further arranged on the outer side wall of the tank body (1), and the air pipe is received on the winding device (6).

5. The sewage treatment aeration tank of claim 1, wherein the air pipe is made of a PVC steel wire pipe.

6. The sewage treatment aeration tank of claim 1, wherein the cross bar (4-2) is provided with an exhaust hole facing the bottom wall of the tank body (1).