CN112028231A

CN112028231A - Can clear up long-pending dirty aeration tank for sewage treatment of environmental protection in bottom of pool fast

Info

Publication number: CN112028231A
Application number: CN202010858574.8A
Authority: CN
Inventors: 惠永岗
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2020-12-04

Abstract

The invention discloses an aeration tank for environment-friendly sewage treatment, which can quickly clean accumulated sewage at the bottom of the tank and comprises a tank body, a water pump connecting pipe, an inflation pipe, a first motor and a second motor, wherein the rear end of the tank body is connected with a drain pipe in a penetrating manner, the front end of the tank body is connected with an air pipe head in a penetrating manner, the inner part of the upper end of the tank body is clamped and connected with a fixed frame, a sliding rod is connected in a penetrating manner inside a mounting plate, a stirring shaft is fixedly connected between a front monomer and a rear monomer of a gear through a bolt, the lower end of the fixed frame is fixedly connected with the lower end of a protective cover through a bolt, the left end and the right. This can clear up long-pending dirty environmental protection aeration tank for sewage treatment in bottom of the pool fast avoids during the gas in the sewage distributes the air to and the convenience is to the silt etc. in the aeration tank clearance processing, also conveniently carries out abundant stirring to sewage simultaneously, the convenient exchange that realizes the material fast.

Description

Can clear up long-pending dirty aeration tank for sewage treatment of environmental protection in bottom of pool fast

Technical Field

The invention relates to the technical field related to environment-friendly sewage treatment, in particular to an aeration tank for environment-friendly sewage treatment, which can quickly clean accumulated sewage at the bottom of the tank.

Background

The aeration tank is a structure for treating sewage by an activated sludge method, discharges the sewage into the tank for storage, dissolves oxygen in the air into the water, or discharges unnecessary gas and volatile substances in the water into the air, thereby realizing the exchange of substances and achieving the purpose of primary purification of the sewage.

However, the conventional aeration tank has several problems in treating sewage,

1. when the sewage is stored in the aeration tank, the emitted toxic gas or unpleasant smell is easily discharged into the air, so that the polluted environment is easily caused;

2. sludge and the like carried in sewage are precipitated in the aeration tank, so that the sewage is inconvenient to clean and the storage and treatment of the sewage are influenced;

3. inconvenient carry out abundant stirring to sewage and handle, the gaseous matter exchange that volatilizees in inconvenient air and the sewage influences sewage treatment's work efficiency, for this we provide one kind can clear up long-pending dirty aeration tank for environmental protection sewage treatment in bottom of the pool fast, is used for solving above-mentioned problem.

Disclosure of Invention

The invention aims to provide an aeration tank for environment-friendly sewage treatment, which can quickly clean accumulated sewage at the bottom of the tank, and aims to solve the problems that the gas in the sewage, which is provided by the background technology, is easy to pollute the environment, the sludge and the like in the aeration tank are inconvenient to clean and treat, the sewage is inconvenient to fully stir, and the substance exchange is inconvenient to quickly realize.

In order to achieve the purpose, the invention provides the following technical scheme: an aeration tank for environment-friendly sewage treatment, which can quickly clean accumulated sewage at the bottom of the tank, comprises a tank body, a water pump connecting pipe, an inflation pipe, a first motor and a second motor, wherein the rear end of the tank body is connected with a drain pipe in a penetrating way, the rear end of the drain pipe is communicated with the water pump connecting pipe, the front end of the tank body is connected with an air pipe in a penetrating way, the front end of the air pipe is communicated with the inflation pipe, the inner part of the upper end of the tank body is clamped and connected with a fixed frame, the front end and the rear end of the fixed frame are both fixedly connected with slide bars, the slide bars are connected in a penetrating way inside a mounting plate, the mounting plate is rotatably connected with gears in the inner part, stirring shafts are fixedly connected between the front monomers and the rear monomers of the gears through bolts, the end monomers of the gears are meshed and, the left end and the right end of the protective cover are both attached to the upper end of the tank body, the left end and the right end of the protective cover are both rotatably connected with worm wheels, clamping blocks are fixedly connected inside the worm wheels, the worm wheels are meshed with the worm, the upper end of the worm is fixedly connected with a crank, a filter screen is fixedly mounted at the upper end of the protective cover, a limiting rod is connected to the upper end of the filter screen in a penetrating manner, the lower end of the limiting rod is connected with an adjusting rod in a penetrating manner, and a spring is sleeved on the;

the upper end of the mounting plate is fixedly connected with a limiting column, the limiting column is connected with a sliding block in a sliding manner, the upper end of the sliding block is hinged with an adjusting frame, single bodies of the adjusting frame are hinged with each other, the upper end of the adjusting frame is hinged with a thread buckle, the inside of the thread buckle is connected with a bidirectional screw rod in a penetrating manner, the right end of the bidirectional screw rod is fixedly connected with the output end of a first motor through a bolt, the first motor is mounted at the upper end of a fixing frame, the left side of the inside of the lower end of the pool body is rotatably connected with a lead screw, the rear end of the lead screw is connected with a second motor through a bolt in a penetrating manner, the right end of the push plate is connected with a sliding column in a penetrating manner, the lower end of the push plate is fixedly connected with a cleaning brush, the front end of the push plate is fixedly connected, the left and right sides of sealing door all rotates and is connected with the turning block, and two-way screw rod rotates and connects the preceding downside at the cell body, the front side of cell body passes through bolt fixedly connected with collection device.

Preferably, the fixing frame is arranged in bilateral symmetry about the central axis of the tank body, the longitudinal section of the fixing frame is in an inverted U-shaped structure, and the lower end of the fixing frame is lower than the upper end face of the tank body.

Preferably, the mounting plate forms a lifting structure on the fixing frame, and a linkage structure is formed between the single bodies of the stirring shaft on the mounting plate.

Preferably, the gears are arranged in the mounting plate at equal intervals, the single bodies of the gears form a rotating structure in the mounting plate through a rack bar, and the stirring shaft forms a rotating structure on the mounting plate.

Preferably, the protection cover is of an inverted concave structure, and the opening face of the upper end of the protection cover is higher than the upper surface of the filter screen.

Preferably, the fixture block is of a semicircular annular structure, the fixture block is connected with the pool body in a clamping manner, and the fixture block forms an overturning structure on the protective cover through a worm wheel.

Preferably, the limiting rod is of an L-shaped structure, the limiting rod is in penetrating connection with the protective cover, and the limiting rod forms a telescopic structure on the adjusting rod.

Preferably, the single bodies of the adjusting frame are arranged in a crossed manner, and the mounting plate forms a lifting structure on the sliding rod through the adjusting frame.

Preferably, the support buckle protrudes out of the front surface of the push plate, the push plate is in threaded connection with the screw rod, and the push plate forms a front-back sliding structure at the lower end of the tank body.

Preferably, collection device includes the cell body, collects channel and fixed orifices, and both ends all offer and are connected with the fixed orifices about the cell body, and the preceding lower extreme fixedly connected with of cell body collects the channel, and the collection channel is the slope setting at the lower extreme of cell body, and the rear end of cell body and the lower terminal surface of cell body are on the coplanar, and the fixed orifices passes through bolt fixed connection on the cell body.

Compared with the prior art, the invention has the beneficial effects that: the aeration tank for environment-friendly sewage treatment, which can quickly clean the accumulated sewage at the bottom of the tank, avoids the gas in the sewage from dispersing into the air, is convenient for cleaning and treating the sludge and the like in the aeration tank, is also convenient for fully stirring the sewage, and is convenient and quick for realizing the exchange of substances;

1. the stirring shaft is lifted and rotated simultaneously, so that sewage is stirred sufficiently and uniformly, and the sewage is conveniently and fully contacted with oxygen and is convenient to use;

2. the sewage treatment device is provided with the protective cover and the filter screen, and a disassembly structure is formed between the filter screen and the protective cover, so that the installation and the disassembly are convenient, the gas discharged by sewage is conveniently and fully filtered and purified, the environment pollution is avoided, and meanwhile, the protective cover is also convenient to install and fix, the pool body is convenient to protect, and the sewage treatment is convenient;

3. be equipped with push pedal and lead screw, be threaded connection between push pedal and the lead screw to the push pedal of being convenient for drives the brush cleaner and promotes the clearance silt to the bottom surface of cell body, and convenient clearance is even quick, conveniently promotes silt to the inside of collection device and collects, facilitates the use.

Drawings

FIG. 1 is a schematic top sectional view of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;

FIG. 5 is a schematic side view of the cross-sectional structure of the fixing frame and the mounting plate of the present invention;

FIG. 6 is a schematic view of the overall structure of the shield of the present invention;

FIG. 7 is a schematic view of a cross-sectional structure of a tank body and a collecting device in a top view according to the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 7 at C according to the present invention;

fig. 9 is a schematic view of the overall structure of the collecting device of the present invention.

In the figure: 1. a tank body; 2. a drain pipe; 3. a water pump connecting pipe; 4. an inflation tube; 5. an air pipe head; 6. a fixed mount; 7. a slide bar; 8. a rack bar; 9. mounting a plate; 10. a gear; 11. a stirring shaft; 12. a protective cover; 13. a filter screen; 14. a worm gear; 15. a clamping block; 16. a crank; 17. a worm; 18. a limiting rod; 19. adjusting a rod; 20. a spring; 21. pushing the plate; 22. cleaning with a brush; 23. a limiting column; 24. a slider; 25. an adjusting bracket; 26. a bidirectional screw; 27. screwing; 28. a first motor; 29. a support buckle; 30. a second motor; 31. a screw rod; 32. a sealing door; 33. a collection device; 3301. a trough body; 3302. a collection channel; 3303. a fixing hole; 34. a traveler; 35. a sealing block; 36. and (6) rotating the block.

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. 1-9, the present invention provides a technical solution: an aeration tank for environmental protection sewage treatment, which can rapidly clean accumulated sewage at the bottom of the tank, comprises a tank body 1, a drain pipe 2, a water pump connecting pipe 3, an inflation pipe 4, an air pipe head 5, a fixing frame 6, a sliding rod 7, a toothed bar 8, a mounting plate 9, a gear 10, a stirring shaft 11, a protective cover 12, a filter screen 13, a worm wheel 14, a clamping block 15, a crank 16, a worm 17, a limiting rod 18, an adjusting rod 19, a spring 20, a push plate 21, a cleaning brush 22, a limiting column 23, a sliding block 24, an adjusting frame 25, a two-way screw 26, a thread buckle 27, a first motor 28, a supporting buckle 29, a second motor 30, a screw rod 31, a sealing door 32, a collecting device 33, a sliding column 34, a sealing block 35 and a rotating block 36, wherein the drain pipe 2 is connected to the rear end of the tank body 1 in a penetrating manner, the water pump connecting pipe 3 is communicated with the water pump connecting pipe 3, the air pipe head 5, the inner part of the upper end of the pool body 1 is clamped and connected with a fixed frame 6, the front end and the rear end of the fixed frame 6 are fixedly connected with a slide bar 7, the slide bar 7 is connected in the mounting plate 9 in a penetrating way, the mounting plate 9 is connected with a gear 10 in a rotating way, the front monomer and the rear monomer of the gear 10 are fixedly connected with a stirring shaft 11 through bolts, the end monomer of the gear 10 is meshed and connected with a toothed bar 8, the toothed bar 8 is fixedly connected in the fixed frame 6, the lower end of the fixed frame 6 is fixedly connected with the lower end of a protective cover 12 through bolts, the left end and the right end of the protective cover 12 are both attached to the upper end of the pool body 1, the left end and the right end of the protective cover 12 are both connected with a worm wheel 14 in a rotating way, the inner part of the worm wheel 14 is fixedly, the upper end of the filter screen 13 is connected with a limiting rod 18 in a penetrating manner, the lower end of the limiting rod 18 is connected with an adjusting rod 19 in a penetrating manner, and the outer surface of the adjusting rod 19 is sleeved with a spring 20;

the upper end of the mounting plate 9 is fixedly connected with a limiting column 23, the limiting column 23 is connected with a sliding block 24 in a sliding manner, the upper end of the sliding block 24 is hinged with an adjusting frame 25, the single bodies of the adjusting frame 25 are hinged with each other, the upper end of the adjusting frame 25 is hinged with a thread buckle 27, the inside of the thread buckle 27 is connected with a bidirectional screw 26 in a penetrating manner, the right end of the bidirectional screw 26 is fixedly connected with the output end of a first motor 28 through a bolt, the first motor 28 is mounted at the upper end of a fixing frame 6, the left side inside the lower end of the pool body 1 is rotatably connected with a lead screw 31, the rear end of the lead screw 31 is connected with a second motor 30 through a bolt, the lead screw 31 is connected in the pushing plate 21 in a penetrating manner, the right end of the pushing plate 21 is connected with a sliding column 34 in a penetrating manner, the lower end of the pushing, and the rear end fixedly connected with seal block 35 of sealing door 32, the left and right sides of sealing door 32 all rotates and is connected with turning block 36, and two-way screw rod 26 rotates and connects the preceding downside at cell body 1, and the front side of cell body 1 passes through bolt fixedly connected with collection device 33.

If mount 6 sets up about the axis bilateral symmetry of cell body 1 in fig. 2 and fig. 6, and the longitudinal section of mount 6 is "U" style of calligraphy structure of falling, and the lower extreme of mount 6 is less than the up end of cell body 1, conveniently filter purification treatment to the combustion gas, avoid direct discharge, the polluted environment, as fig. 1, mounting panel 9 constitutes elevation structure on mount 6 in fig. 2 and fig. 5, and constitute the interlock structure between the monomer of (mixing) shaft 11 on mounting panel 9, conveniently drive mounting panel 9 and go up and down, thereby be convenient for carry out abundant stirring to sewage, be convenient for sewage aeration treatment.

If fig. 1, gear 10 equidistant setting in the inside of mounting panel 9 in fig. 2 and 5, and constitute revolution mechanic through ratch 8 in the inside of mounting panel 9 between the monomer of gear 10, and (mixing) shaft 11 constitutes revolution mechanic on mounting panel 9, it also rotates when being convenient for drive (mixing) shaft 11 goes up and down, it mixes to conveniently carry out abundant stirring to sewage, facilitate the use, protection casing 12 is "concave" style of calligraphy structure down in fig. 2 and 6, and the upper end opening face of protection casing 12 is higher than the upper surface of filter screen 13, conveniently filter and purify waste gas, avoid the polluted environment, influence the use.

Like fixture block 15 is half circular ring structure in fig. 2 and 3, and be connected for the block between fixture block 15 and the cell body 1, and fixture block 15 passes through worm wheel 14 and constitutes flip structure on protection casing 12, conveniently fix the installation of protection casing 12 on cell body 1, easy to assemble dismantlement, convenient to use, gag lever post 18 is "L" style of calligraphy structure as in fig. 2 and 4, and be through connection between gag lever post 18 and the protection casing 12, and gag lever post 18 constitutes extending structure on adjusting pole 19, conveniently install and dismantle filter screen 13, convenient to use.

Be cross arrangement as between the monomer of alignment jig 25 in fig. 5, and mounting panel 9 passes through alignment jig 25 and constitutes elevation structure on slide bar 7, be convenient for adjust the lift of mounting panel 9, be convenient for stable drive (mixing) shaft 11 motion, facilitate the use, support in fig. 7 and fig. 8 and detain 29 salient in the front surface of push pedal 21, and be threaded connection between push pedal 21 and the lead screw 31, and push pedal 21 is sliding structure around the lower extreme constitution of cell body 1, be convenient for adjust sealing door 32 upset and adjust, thereby be convenient for open sealing door 32, conveniently clear up silt, be convenient for collect the arrangement, convenient to operate and use.

Like in fig. 7 and fig. 9 collection device 33 includes cell body 3301, collect channel 3302 and fixed orifices 3303, cell body 3301 all sets up at both ends about and be connected with fixed orifices 3303, cell body 3301's preceding lower extreme fixedly connected with collects channel 3302, collect channel 3302 and be the slope setting at cell body 3301's lower extreme, cell body 3301's rear end and cell body 1's lower terminal surface are on the coplanar, fixed orifices 3303 passes through bolt fixed connection on cell body 1, conveniently collect silt and deposit, thereby be convenient for handle, convenient to use.

The working principle is as follows: when the aeration tank for environment-friendly sewage treatment, which can rapidly clean the accumulated dirt at the bottom of the tank, is used, firstly, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6, the filter screen 13 is installed inside the upper end of the protective cover 12, the limiting rod 18 is loosened, the limiting rod 18 conveniently penetrates and clamps the filter screen 13 under the elastic thrust of the spring 20, so that the filter screen 13 is conveniently fixed and installed, then, the protective cover 12 is fixedly connected with the fixing frame 6 through a bolt, the lower end of the protective cover 12 is attached to the upper end of the tank body 1, the crank 16 drives the worm 17 to rotate, the worm 17 is meshed and connected with the worm wheel 14, so that the clamping block 15 is conveniently adjusted to be turned over, the clamping block 15 is conveniently clamped inside the tank body 1, so that the protective cover 12 is conveniently and firmly installed on the tank body 1, and then, as shown in fig. 1, fig. 2, fig. 5, fig. 7, fig. 8 and fig. 9, the rotating block 36 is rotated on the tank body 1, so that the rotating block 36 can conveniently seal the sealing door 32, the sealing door 32 is prevented from being turned over outwards, a bolt penetrates through a collecting channel 3302 on the tank body 3301, the tank body 3301 is fixedly connected with the tank body 1, the tank body 3301 and the lower end of the tank body 1 are kept on the same plane, and sludge can be conveniently collected;

after the installation is finished, when the device works, the power switch of the water pump connecting pipe 3 and the gas filling pipe 4 is turned on, the water pump connecting pipe 3 discharges sewage into the inside of the pool body 1 through the water discharging pipe 2, the gas filling pipe 4 discharges oxygen into the inside of the pool body 1 through the gas pipe head 5, then the power switch of the first motor 28 is turned on, the first motor 28 drives the two-way screw 26 to rotate, the two-way screw 26 is in threaded connection with the threaded buckle 27, thereby facilitating the adjustment of the lifting of the mounting plate 9, when the mounting plate 9 is lifted on the fixing frame 6, the gear 10 is in meshed connection with the toothed bar 8, thereby facilitating the driving of the gear 10 to rotate, thereby facilitating the driving of the stirring shaft 11 to rotate, while the stirring shaft 11 is lifted, thereby facilitating the sufficient stirring of the sewage, facilitating the sufficient oxygen contact, facilitating the discharge of other gases, facilitating the use, after the sewage treatment is finished, second motor 30 drives lead screw 31 and rotates, push pedal 21 slides around on traveller 34, thereby be convenient for support to detain 29 and outwards promote sealing door 32, also be convenient for push pedal 21 promotes the clearance through the silt of cleaning brush 22 to cell body 1 bottom surface, promote the inside of silt to collection device 33 at last and collect, convenient clearance is handled, and the model of the first motor 28 and the second motor 30 who uses above is XD-60KTYZ, conveniently adjust just reversing, this is exactly the whole process that the environmental protection aeration tank for sewage treatment that can clear up the bottom of the pool dirt fast used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aeration tank for environmental protection sewage treatment that can clear up long-pending dirty bottom of pool fast, includes cell body (1), water pump connecting pipe (3), gas tube (4), first motor (28) and second motor (30), its characterized in that: the rear end of the pool body (1) is connected with a drain pipe (2) in a penetrating manner, the rear end of the drain pipe (2) is communicated with a water pump connecting pipe (3), the front end of the pool body (1) is connected with an air pipe head (5) in a penetrating manner, the front end of the air pipe head (5) is communicated with an inflation pipe (4), the inner part of the upper end of the pool body (1) is clamped and connected with a fixed frame (6), the front end and the rear end of the fixed frame (6) are fixedly connected with slide rods (7), the slide rods (7) are connected in a penetrating manner in a mounting plate (9), the mounting plate (9) is rotatably connected with gears (10) in the inner part, stirring shafts (11) are fixedly connected between the front monomers and the rear monomers of the gears (10) through bolts, the end monomers of the gears (10) are meshed and connected with toothed bars (8), the toothed bars (8) are fixedly connected in the mounting plate (6), the left end and the right end of the protective cover (12) are attached to the upper end of the pool body (1), the left end and the right end of the protective cover (12) are rotatably connected with worm wheels (14), clamping blocks (15) are fixedly connected inside the worm wheels (14), the worm wheels (14) are meshed with worms (17), cranks (16) are fixedly connected to the upper ends of the worms (17), a filter screen (13) is fixedly mounted at the upper end of the protective cover (12), a limiting rod (18) is connected to the upper end of the filter screen (13) in a penetrating manner, an adjusting rod (19) is connected to the lower end of the limiting rod (18) in a penetrating manner, and a spring (20) is sleeved on the outer surface of the adjusting rod (;

the upper end of the mounting plate (9) is fixedly connected with a limiting column (23), the limiting column (23) is connected with a sliding block (24) in a sliding mode, the upper end of the sliding block (24) is hinged with an adjusting frame (25), the single bodies of the adjusting frame (25) are hinged with each other, the upper end of the adjusting frame (25) is hinged with a thread buckle (27), the inside of the thread buckle (27) is connected with a bidirectional screw (26) in a penetrating mode, the right end of the bidirectional screw (26) is fixedly connected with the output end of a first motor (28) through a bolt, the first motor (28) is mounted at the upper end of a fixing frame (6), the left side of the inside of the lower end of the pool body (1) is rotatably connected with a lead screw (31), the rear end of the lead screw (31) is connected with a second motor (30) through a bolt, the lead screw (31) is connected in the inside of a pushing plate (21), the lower extreme fixedly connected with brush cleaner (22) of push pedal (21), and the front end fixedly connected with of push pedal (21) supports and detains (29), the preceding lower extreme hinged joint of cell body (1) has sealing door (32), and the rear end fixedly connected with sealing block (35) of sealing door (32), the left and right sides of sealing door (32) all rotates and is connected with turning block (36), and two-way screw rod (26) rotate and connect the preceding downside at cell body (1), bolt fixedly connected with collection device (33) is passed through to the front side of cell body (1).

2. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the fixing frame (6) is arranged in a bilateral symmetry mode about a central axis of the tank body (1), the longitudinal section of the fixing frame (6) is of an inverted U-shaped structure, and the lower end of the fixing frame (6) is lower than the upper end face of the tank body (1).

3. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the mounting plate (9) forms a lifting structure on the fixing frame (6), and the single bodies of the stirring shaft (11) form a linkage structure on the mounting plate (9).

4. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the gears (10) are arranged in the mounting plate (9) at equal intervals, a rotating structure is formed between the single bodies of the gears (10) in the mounting plate (9) through the toothed bars (8), and the stirring shaft (11) forms a rotating structure on the mounting plate (9).

5. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the protective cover (12) is of an inverted concave structure, and the opening face of the upper end of the protective cover (12) is higher than the upper surface of the filter screen (13).

6. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the clamping block (15) is of a semicircular annular structure, the clamping block (15) is connected with the pool body (1) in a clamping mode, and the clamping block (15) forms a turnover structure on the protective cover (12) through the worm gear (14).

7. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the limiting rod (18) is of an L-shaped structure, the limiting rod (18) is in penetrating connection with the protective cover (12), and the limiting rod (18) forms a telescopic structure on the adjusting rod (19).

8. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the single bodies of the adjusting frame (25) are arranged in a crossed manner, and the mounting plate (9) forms a lifting structure on the sliding rod (7) through the adjusting frame (25).

9. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the support buckle (29) protrudes out of the front surface of the push plate (21), the push plate (21) is in threaded connection with the screw rod (31), and the push plate (21) forms a front-back sliding structure at the lower end of the tank body (1).

10. The aeration tank for environmental protection sewage treatment, which can rapidly clean the accumulated sewage at the bottom of the tank according to claim 1, is characterized in that: the collecting device (33) comprises a tank body (3301), collecting channels (3302) and fixing holes (3303), the left end and the right end of the tank body (3301) are respectively provided with the fixing holes (3303), the front lower end of the tank body (3301) is fixedly connected with the collecting channels (3302), the collecting channels (3302) are obliquely arranged at the lower end of the tank body (3301), the rear end of the tank body (3301) and the lower end face of the tank body (1) are arranged on the same plane, and the fixing holes (3303) are fixedly connected to the tank body (1) through bolts.