CN108585231B

CN108585231B - Municipal administration sewage treatment aeration equipment

Info

Publication number: CN108585231B
Application number: CN201810390430.7A
Authority: CN
Inventors: 王君晗; 沈晓锋; 伍君琳
Original assignee: Zhejiang Xicheng Engineering Design Co ltd
Current assignee: Xicheng Engineering Design Group Co.,Ltd.
Priority date: 2018-04-27
Filing date: 2018-04-27
Publication date: 2021-07-09
Anticipated expiration: 2038-04-27
Also published as: CN108585231A

Abstract

The invention discloses a municipal sewage treatment aeration device, which comprises a tank body, a fixed frame, an aeration disc, an aeration head, a water inlet pipe and a water outlet pipe, wherein the fixed frame is fixedly connected to the top of the tank body; utilize main aeration board, vice aeration board to raise top layer sewage, make sewage and air fully contact, carry out the aeration to top layer sewage, through setting up vice aeration board, increased the area of contact of sewage with the air, improved aeration efficiency, utilize the puddler to stir bottom sewage, make sewage and bubble mix more evenly, further improve aeration efficiency.

Description

Municipal administration sewage treatment aeration equipment

Technical Field

The invention relates to sewage treatment equipment, in particular to a municipal sewage treatment aeration device.

Background

At present, people often utilize an aeration tank to treat sewage, the aeration tank is a structure for treating sewage by utilizing an activated sludge method, 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 built by reinforced concrete, and the plane shape of the tank body is rectangular, square, circular and the like; the aeration is a means for making air and water strongly contact, and aims to dissolve oxygen in the air into the water.

Disclosure of Invention

The invention aims to provide a municipal sewage treatment aeration device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a municipal sewage treatment aeration device comprises a tank body, a fixed frame, an aeration disc, an aeration head, a water inlet pipe and a water drain pipe, wherein the fixed frame is fixedly connected to the top of the tank body, a rotating shaft is arranged in the tank body, the left end and the right end of the rotating shaft are respectively rotatably connected with the side wall of the tank body, the rotating shaft is hollow, a roller is sleeved on the rotating shaft and communicated with the roller, a plurality of main aeration plates are distributed on the surface of the roller, water spray holes are distributed on the surface of the roller, a motor is fixedly connected to the right side wall of the fixed frame, the shaft extension end of the motor penetrates through the side wall of the fixed frame and extends to the inner side of the fixed frame, the rotating shaft is connected with the shaft extension end of the motor through a first transmission mechanism, the left end of the rotating shaft penetrates through the side wall of the tank body and extends to, the below of cylinder is equipped with the (mixing) shaft, both ends rotate with the inner wall of cell body respectively about the (mixing) shaft and are connected, it has a plurality of puddlers to distribute on the (mixing) shaft, the left end of (mixing) shaft is connected with the pivot through second drive mechanism, the aeration dish is installed to the bottom of cell body, the inside cavity of aeration dish, the gas-supply pipe is installed to the left end of aeration dish, gas-supply pipe and aeration dish intercommunication, the left side wall fixedly connected with air-blower of mount, the gas outlet of air-blower passes through the hose and communicates.

As a further scheme of the invention: the surface of the main aeration plate is fixedly connected with an auxiliary aeration plate which is vertical to the main aeration plate.

As a still further scheme of the invention: the first transmission mechanism is a transmission belt.

As a still further scheme of the invention: the second transmission mechanism is a transmission belt.

As a still further scheme of the invention: the top of cell body is equipped with the inlet tube, installs the valve on the inlet tube.

As a still further scheme of the invention: and a drain pipe is arranged below the right side wall of the tank body, and a valve is arranged on the drain pipe.

As a still further scheme of the invention: and a plurality of aeration heads are distributed on the upper surface of the aeration disc.

Compared with the prior art, the invention has the beneficial effects that: in the process of aerating the sewage, the aeration disc is used for aerating the sewage at the bottom layer; utilize main aeration board, vice aeration board lifts top layer sewage, make sewage and air fully contact, carry out the aeration to top layer sewage, through setting up vice aeration board, the area of contact of sewage with the air has been increased, aeration efficiency has been improved, utilize the puddler to stir bottom sewage, it is more even to make sewage and bubble mix, further improve aeration efficiency, utilize the water pump to upwards pump bottom sewage, discharge from the hole for water spraying, increase the area of contact of sewage and air, aerate bottom sewage, carry out the aeration to bottom sewage simultaneously, aerate bottom and upper sewage, aeration efficiency is greatly improved.

Drawings

FIG. 1 is a schematic view of the construction of a municipal sewage treatment aeration apparatus;

FIG. 2 is a schematic diagram of what is in the municipal sewage treatment aeration apparatus;

FIG. 3 is a schematic diagram of what is in the municipal sewage treatment aeration apparatus.

In the figure: 1-a pool body; 2-a fixing frame; 3-a rotating shaft; 4-a roller; 5-a main aeration plate; 6-auxiliary aeration plate; 7-water spray holes; 8, a motor; 9-a first transmission mechanism; 10-spin-on joint; 11-a water pump; 12-a stirring shaft; 13-a stirring rod; 14-a second transmission mechanism; 15-an aeration disc; 16-an aerator; 17-gas transmission pipe; 18-a blower; 19-a water inlet pipe; 20-a drain pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, in the embodiment of the present invention, a municipal sewage treatment aeration apparatus includes a tank 1, a fixing frame 2, an aeration disc 15, an aeration head 16, a water inlet pipe 19 and a water outlet pipe 20, the top of the tank 1 is fixedly connected with the fixing frame 2, the tank 1 is internally provided with a rotating shaft 3, the left and right ends of the rotating shaft 3 are respectively rotatably connected with the side wall of the tank 1, the rotating shaft 3 is internally hollow, the rotating shaft 3 is sleeved with a roller 4, the rotating shaft 3 is communicated with the roller 4, the surface of the roller 4 is distributed with a plurality of main aeration plates 5, the surface of the main aeration plates 5 is fixedly connected with an auxiliary aeration plate 6, the auxiliary aeration plate 6 is perpendicular to the main aeration plates 5, the surface of the roller 4 is distributed with water spraying holes 7, the right side wall of the fixing frame 2 is fixedly connected with a motor 8, the shaft extension end of the motor 8 passes through the side wall of the fixing frame 2, the first transmission mechanism 9 is a transmission belt, the left end of the rotating shaft 3 penetrates through the side wall of the tank body 1 and extends to the left side of the tank body 1, the left end of the rotating shaft 3 is sleeved with a rotary joint 10, the bottom of the tank body 1 is provided with a water pump 11, a water outlet of the water pump 11 is communicated with the rotary joint 10 through a hose, sewage at the bottom of the tank body 1 is conveyed to the inside of the rotating shaft 3 through the rotary joint 10 by the water pump 11 and then enters the roller 4 to be finally discharged through the water spraying holes 7, the contact area of the sewage and air is increased, the sewage at the bottom layer is aerated, a stirring shaft 12 is arranged below the roller 4, the left end and the right end of the stirring shaft 12 are respectively connected with the inner wall of the tank body 1 in a rotating manner, a plurality of stirring rods 13 are distributed on the stirring shaft 12, the left end of the stirring shaft 12 is connected with the rotating shaft 3 through a second, and further drive the drum 4 to rotate, thereby drive the main aeration plate 5, the auxiliary aeration plate 6 rotates, utilize the main aeration plate 5, the auxiliary aeration plate 6 raises the surface layer sewage, make the sewage fully contact with the air, through setting up the auxiliary aeration plate 6, further increase the contact area of sewage and air, aerate the surface layer sewage, when the spindle 3 rotates, drive the stirring shaft 12 to rotate through the second drive mechanism 14, thereby drive the stirring rod 13 to rotate, utilize the stirring rod 13 to stir the bottom layer sewage, the bottom of the cell body 1 is installed with the aeration dish 15, the aeration dish 15 is hollow inside, the upper surface distribution of the aeration dish 15 has several aeration heads 16, the left end of the aeration dish 15 is installed with the gas-supply pipe 17, the gas-supply pipe 17 communicates with the aeration dish 15, the left side wall of the fixed mount 2 is fixedly connected with the air-blower 18, the gas outlet of the 18 communicates with the left end of the gas-supply pipe 17 through the hose, utilize the, in discharging into the sewage through aeration head 16, aerating sewage, the top of cell body 1 is equipped with inlet tube 19, installs the valve on the inlet tube 19, and sewage passes through inlet tube 19 and pours into cell body 1 into, and the right side wall below of cell body 1 is equipped with drain pipe 20, installs the valve on the drain pipe 20.

The working principle of the invention is as follows: sewage is discharged into the pool body 1 through a water inlet pipe 19, the rotating shaft 3 is just submerged by the sewage, a blower 18 is started, air is conveyed to an aeration disc 15, the sewage is discharged into the sewage through an aeration head 16, the sewage is aerated, a motor 8 is started to drive the rotating shaft 3 to rotate, and further a roller 4 is driven to rotate, so that a main aeration plate 5 and an auxiliary aeration plate 6 are driven to rotate, the main aeration plate 5 and the auxiliary aeration plate 6 are utilized to lift surface sewage, the sewage is fully contacted with the air, the surface sewage is aerated, by arranging the auxiliary aeration plate 6, the contact area of the sewage and the air is increased, the aeration efficiency is improved, when the rotating shaft 3 rotates, a stirring shaft 12 is driven to rotate through a second transmission mechanism 14, so that a stirring rod 13 is driven to rotate, the bottom sewage is stirred by the stirring rod 13, the sewage and the air bubbles are mixed more uniformly, the aeration efficiency is further improved, carry the sewage of 1 bottoms of cell body to the inside of pivot 3 through revolving to lead to joint 10, and then get into in the cylinder 4, finally discharge through hole for water spraying 7, increase the area of contact of sewage and air, carry out the aeration to bottom sewage.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A municipal sewage treatment aeration device comprises a tank body (1), a fixing frame (2), an aeration disc (15), an aeration head (16), a water inlet pipe (19) and a water outlet pipe (20), and is characterized in that the top of the tank body (1) is fixedly connected with the fixing frame (2), a rotating shaft (3) is arranged in the tank body (1), the left end and the right end of the rotating shaft (3) are respectively rotatably connected with the side wall of the tank body (1), the rotating shaft (3) is hollow, a rotary drum (4) is sleeved on the rotating shaft (3), the rotating shaft (3) is communicated with the rotary drum (4), a plurality of main aeration plates (5) are distributed on the surface of the rotary drum (4), water spray holes (7) are distributed on the surface of the rotary drum (4), a motor (8) is fixedly connected with the right side wall of the fixing frame (2), and the shaft extension end of the motor (8) passes through the side wall of, the rotating shaft (3) is connected with the shaft extension end of the motor (8) through a first transmission mechanism (9), the left end of the rotating shaft (3) penetrates through the side wall of the tank body (1) and extends to the left side of the tank body (1), the left end of the rotating shaft (3) is sleeved with a rotary joint (10), the bottom of the tank body (1) is provided with a water pump (11), the water outlet of the water pump (11) is communicated with the rotary joint (10) through a hose, a stirring shaft (12) is arranged below the roller (4), the left end and the right end of the stirring shaft (12) are respectively rotatably connected with the inner wall of the tank body (1), a plurality of stirring rods (13) are distributed on the stirring shaft (12), the left end of the stirring shaft (12) is connected with the rotating shaft (3) through a second transmission mechanism (14), an aeration disc (15) is installed at the bottom of the tank body (1), the aeration disc (15) is hollow, a gas, the air delivery pipe (17) is communicated with the aeration disc (15), the left side wall of the fixed frame (2) is fixedly connected with an air blower (18), and an air outlet of the air blower (18) is communicated with the left end of the air delivery pipe (17) through a hose; a drain pipe (20) is arranged below the right side wall of the tank body (1), and a valve is arranged on the drain pipe (20); a plurality of aeration heads (16) are distributed on the upper surface of the aeration disc (15).

2. The municipal sewage treatment aeration device according to claim 1, wherein an auxiliary aeration plate (6) is fixedly attached to the surface of the main aeration plate (5), and the auxiliary aeration plate (6) is perpendicular to the main aeration plate (5).

3. The municipal sewage treatment aeration device of claim 1, wherein the first transmission mechanism (9) is a belt.

4. The municipal sewage treatment aeration device of claim 1, wherein the second transmission mechanism (14) is a belt.

5. The municipal sewage treatment aeration device according to claim 1, wherein a water inlet pipe (19) is provided at the top of the tank body (1), and a valve is installed on the water inlet pipe (19).