CN213265936U

CN213265936U - Biochemical treatment aeration tank for sewage treatment

Info

Publication number: CN213265936U
Application number: CN202022089322.1U
Authority: CN
Inventors: 胡涛
Original assignee: Wuhan Zheshun Environmental Protection Equipment Co ltd
Current assignee: Wuhan Zheshun Environmental Protection Equipment Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-25
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a biochemical treatment aeration tank for sewage treatment, including mount, water pump, water tank, air pump and column cell body, the spout has all been opened to mount both sides inner wall, and all is equipped with elevating system in two spouts, elevating system includes the threaded rod, and both ends are connected about bearing and spout respectively at the threaded rod both ends, the spiro union has the thread piece on the threaded rod, and mount top inner wall central point department of putting has servo motor through the support mounting, the servo motor output shaft passes through belt mechanism and is connected with two threaded rod transmissions. The utility model discloses a gas tightness is better when setting up the rubber pad on cyclic annular fixture block surface and can making apron and column cell body pressfitting, and gas can not escape when inwards ventilating for inside pressure increases, cools down the air before carrying out the aeration in the column cell body simultaneously, can improve the solubility of air in sewage through this two points, improves the aeration effect greatly.

Description

Biochemical treatment aeration tank for sewage treatment

Technical Field

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

Background

Aeration is a process of circulating air through a liquid or substance, mixing air with the liquid or substance, or dissolving air in the liquid or substance. The aeration tank is a structure for sewage treatment by an activated sludge process. A certain sewage retention time is provided in the tank, so that the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge are met. Aeration is a means for making air and water strongly contact, and aims to dissolve oxygen in the air into the water.

Therefore, chinese patent (application No. 201921555706.9) discloses "a novel aeration tank is used in sewage treatment", through the power supply box, make stirring air injection mechanism open, stirring air injection mechanism moves, constantly input the air in the sewage when stirring to the internal sewage of pond, sewage treatment's effect has been realized, the purpose of aeration has been reached, but the most escape of air when the first relatively poor aeration of sealing performance of the device, lead to the internal pressure intensity of pond can not increase, the gas that the second lets in does not cool off, this two points can lead to the solubility of air in aqueous to diminish, aeration effect is relatively poor, this aeration tank is also not convenient for after the aeration to wash stirring air injection mechanism and pond body simultaneously, long-term easy silt of piling up.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a biochemical treatment aeration tank for sewage treatment.

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

a biochemical treatment aeration tank for sewage treatment comprises a fixing frame, a water pump, a water tank, an air pump and a columnar tank body, wherein chutes are formed in the inner walls of two sides of the fixing frame, lifting mechanisms are arranged in the two chutes, the lifting mechanisms comprise threaded rods, the two ends of the threaded rods are respectively connected with the upper end and the lower end of each chute through bearings, threaded blocks are screwed on the threaded rods, a servo motor is installed at the central position of the inner wall of the top of the fixing frame through a support, an output shaft of the servo motor is in transmission connection with the two threaded rods through a belt mechanism, a cover plate is arranged on the outer wall of one side, opposite to the two threaded blocks, of the two threaded blocks, a water inlet end of the water pump is connected with a water inlet pipe, the water outlet end of the water pump is communicated with the inner wall of one, and the outer wall of both sides of the stirring shaft is welded with the stirring rod, the outer wall of one side of the stirring rod is provided with through holes distributed equidistantly, the inner wall of the bottom of the water tank is provided with a cooling pipe, the outer wall of the bottom of the water tank is embedded with a semiconductor refrigerating sheet, the air outlet end of the air pump is communicated with one end of the cooling pipe through the air outlet end, the other end of the cooling pipe is communicated with the bottom of the inner wall of one side of the columnar tank body through a connecting pipe, the connecting pipe is provided with a one-way valve, the outer wall of the bottom of the cover.

Preferably, the annular clamping block is matched with the annular groove in specification, and a rubber pad is arranged on the outer wall of the annular clamping block.

Preferably, the cooling pipe is of an S-shaped structure, the outer wall of the cooling pipe is inserted with heat conducting fins distributed at equal intervals, and the cooling pipe and the heat conducting fins are integrally formed.

Preferably, the outer wall of one side of the columnar tank body is provided with a mounting opening, and the inner wall of the mounting opening is provided with a transparent observation window.

Preferably, the belt mechanism comprises a first belt pulley sleeved on the output shaft of the servo motor and a second belt pulley sleeved on the two threaded rods, and the first belt pulley and the second belt pulley are connected in a belt transmission mode.

Preferably, the vertical section of the fixing frame is of a U-shaped structure, and cooling water is arranged in the water tank.

Preferably, the water pump, the air pump, the servo motor, the motor and the semiconductor refrigeration sheet are all connected with a switch through wires, and the switch is connected with an external power supply.

The utility model has the advantages that:

1. the rubber pads are arranged on the surfaces of the annular clamping blocks, so that the air tightness is better when the cover plate is pressed with the columnar tank body, air cannot escape when the cover plate is ventilated inwards, the internal pressure is increased, meanwhile, the air is cooled before the columnar tank body is aerated, the solubility of the air in sewage can be improved through the two points, and the aeration effect is greatly improved;

2. through the design at apron lift disconnect-type, can conveniently wash the puddler after using and to column cell body inner wall, place silt and pile up, the through-hole of opening on the puddler can be fine smash into the small bubble with letting in the big bubble that comes in gas formation simultaneously, make air ability and sewage more abundant contact.

Drawings

FIG. 1 is a sectional view showing the overall structure of a biochemical treatment aeration tank for sewage treatment according to the present invention;

FIG. 2 is a front view of the overall structure of a biochemical treatment aeration tank for sewage treatment according to the present invention;

fig. 3 is a schematic view of a cooling pipe structure of a biochemical treatment aeration tank for sewage treatment according to the present invention.

In the figure: the device comprises a fixing frame 1, a water pump 2, a water tank 3, an air pump 4, a columnar tank body 5, a sliding chute 6, a threaded rod 7, a threaded block 8, a servo motor 9, a cover plate 10, a spiral tube 11, a motor 12, a stirring shaft 13, a stirring rod 14, a through hole 15, a cooling tube 16, a semiconductor refrigerating sheet 17, a connecting tube 18, a check valve 19, an annular clamping block 20, an annular groove 21 and a heat-conducting sheet 22.

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.

Referring to fig. 1-3, a biochemical treatment aeration tank for sewage treatment comprises a fixed frame 1, a water pump 2, a water tank 3, an air pump 4 and a columnar tank body 5, wherein the vertical section of the fixed frame 1 is of a U-shaped structure, cooling water is arranged in the water tank 3, an installation opening is formed in the outer wall of one side of the columnar tank body 5, a transparent observation window is installed on the inner wall of the installation opening, sliding grooves 6 are formed in the inner walls of the two sides of the fixed frame 1, a lifting mechanism is arranged in each sliding groove 6 and comprises a threaded rod 7, the two ends of the threaded rod 7 are respectively connected with the upper end and the lower end of each sliding groove 6 through bearings, a threaded block 8 is screwed on each threaded rod 7, a servo motor 9 is installed at the central position of the inner wall of the top of the fixed frame 1 through a bracket, an output shaft of the servo motor 9 is in transmission connection with the two threaded rods, the first belt pulley and the second belt pulley are connected through belt transmission, a cover plate 10 is arranged on the outer wall of one side, opposite to the two thread blocks 8, of the two thread blocks, a water inlet end of a water pump 2 is connected with a water inlet pipe, a water outlet end of the water pump 2 is communicated with the inner wall of one side of the cover plate 10 through a spiral pipe 11, a motor box is installed at the center position of the inner wall of the top of the cover plate 10, a motor 12 is installed inside the motor box, an output shaft of the motor 12 is connected with a stirring shaft 13 through a coupler, stirring rods 14 are welded on the outer walls of the two sides of the stirring shaft 13, through the lifting separation type design of the cover plate 10, the stirring rods 14 and the inner wall of the columnar tank body 5 can be conveniently cleaned after use, sludge accumulation is placed, meanwhile, large bubbles formed by introduced gas can be;

the outer wall of one side of the stirring rod 14 is provided with through holes 15 distributed at equal intervals, the inner wall of the bottom of the water tank 3 is provided with a cooling pipe 16, the cooling pipe 16 is of an S-shaped structure, the outer wall of the cooling pipe 16 is inserted with heat conducting fins 22 distributed at equal intervals, the cooling pipe 16 and the heat conducting fins 22 are integrally formed, the outer wall of the bottom of the water tank 3 is embedded with a semiconductor refrigerating fin 17, the water pump 2, the air pump 4, the servo motor 9, the motor 12 and the semiconductor refrigerating fin 17 are all connected with a switch through wires, the switch is connected with an external power supply, the air outlet end of the air pump 4 is communicated with one end of the cooling pipe 16 through the air outlet end, the other end of the cooling pipe 16 is communicated with the bottom of the inner wall of one side of the columnar tank body 5 through a connecting pipe 18, the connecting pipe 18 is provided with a one-, and the outer wall of the top of the columnar tank body 5 is provided with an annular groove 21; through set up the rubber pad on annular fixture block 20 surface can make apron 10 better with the pressfitting of column cell body 5 time gas tightness, gas can not escape when inwards ventilating for inside pressure increase, cool down the air before carrying out the aeration in to column cell body 5 simultaneously, can improve the solubility of air in sewage through these two points, improve aeration effect greatly.

The working principle is as follows: drive two threaded rods 7 through servo motor 9 and rotate, descend apron 10 height, make apron 10 pressfitting on column cell body 5, through water pump 2 with sewage suction in column cell body 5, observe the water level height in the column cell body 5 through transparent observation window, reach suitable high back, stop drawing water, refrigerate the water in water tank 3 through semiconductor refrigeration piece 17, the air pump pours into the air in to cooling tube 16 after the water-cooling, rethread connecting pipe 18 gets into in the column cell body 5, drive puddler 14 through motor 12 and rotate, stir the mixture with the air that lets in and sewage, begin the aeration.

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. A biochemical treatment aeration tank for sewage treatment comprises a fixed frame (1), a water pump (2), a water tank (3), an air pump (4) and a columnar tank body (5), and is characterized in that sliding chutes (6) are formed in the inner walls of the two sides of the fixed frame (1), lifting mechanisms are arranged in the two sliding chutes (6), each lifting mechanism comprises a threaded rod (7), the two ends of each threaded rod (7) are respectively connected with the upper end and the lower end of each sliding chute (6) through bearings, threaded blocks (8) are screwed on the threaded rods (7), a servo motor (9) is installed at the central position of the inner wall of the top of the fixed frame (1) through a support, an output shaft of the servo motor (9) is in transmission connection with the two threaded rods (7) through a belt mechanism, a cover plate (10) is arranged on the outer wall of one side, opposite to the two threaded blocks (, and the water outlet end of the water pump (2) is communicated with the inner wall of one side of the cover plate (10) through a spiral pipe (11), the center position of the inner wall of the top of the cover plate (10) is provided with a motor box, the motor box is internally provided with a motor (12), the output shaft of the motor (12) is connected with a stirring shaft (13) through a coupling, the outer walls of the two sides of the stirring shaft (13) are welded with stirring rods (14), the outer wall of one side of each stirring rod (14) is provided with through holes (15) which are distributed equidistantly, the inner wall of the bottom of the water tank (3) is provided with a cooling pipe (16), the outer wall of the bottom of the water tank (3) is embedded with a semiconductor refrigerating sheet (17), the air outlet end of the air pump (4) is communicated with one end of the cooling pipe (16) through the air outlet end, the other end of the cooling pipe (, the outer wall of the bottom of the cover plate (10) is provided with an annular clamping block (20), and the outer wall of the top of the columnar tank body (5) is provided with an annular groove (21).

2. The biochemical treatment aeration tank for sewage treatment according to claim 1, wherein the annular block (20) is adapted to the size of the annular groove (21), and the outer wall of the annular block (20) is provided with a rubber pad.

3. The biochemical treatment aeration tank for sewage treatment according to claim 1, wherein the cooling pipe (16) has an S-shaped structure, and heat conductive fins (22) are inserted into the outer wall of the cooling pipe (16) and are equidistantly distributed, and the cooling pipe (16) and the heat conductive fins (22) are integrally formed.

4. The biochemical treatment aeration tank for sewage treatment according to claim 3, wherein an installation opening is formed on the outer wall of one side of the columnar tank body (5), and a transparent observation window is installed on the inner wall of the installation opening.

5. The biochemical treatment aeration tank for sewage treatment according to claim 1, wherein the belt mechanism comprises a first belt pulley sleeved on the output shaft of the servo motor (9) and a second belt pulley sleeved on the two threaded rods (7), and the first belt pulley and the second belt pulley are connected by a belt transmission.

6. The biochemical treatment aeration tank for sewage treatment according to claim 1, wherein the vertical section of the fixing frame (1) is a U-shaped structure, and cooling water is provided in the water tank (3).

7. The biochemical treatment aeration tank for sewage treatment according to claim 1, wherein the water pump (2), the air pump (4), the servo motor (9), the motor (12) and the semiconductor refrigeration sheet (17) are all connected with a switch through wires, and the switch is connected with an external power supply.