CN218636821U

CN218636821U - Air stripping dynamic filtration equipment

Info

Publication number: CN218636821U
Application number: CN202223339447.0U
Authority: CN
Inventors: 杨传忠; 刘智慧; 贾天聪; 赵泽帆; 赵尚民; 赖明建; 郭丽娟; 李雪清; 关亚坤; 张景; 许昌
Original assignee: Huaxia Bishui Environmental Protection Technology Co Ltd
Current assignee: Huaxia Bishui Environmental Protection Technology Co Ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-03-17
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses an air stripping dynamic filtration equipment, comprising a main body, the side surface lower part of main part is provided with the inlet tube, and the upper surface of main part is provided with riser and intake pipe respectively, intake pipe and outside air pump intercommunication, riser and outside sewage collection tank intercommunication, the inside air chamber baffle that is provided with the U-shaped of main part, air chamber baffle separate the inside upside of main part for atmospheric chamber and small air chamber, and the riser passes the lower surface of air chamber baffle diaphragm, and the riser is provided with the blast pipe on the part that is located the small air chamber, just the part that the riser is located the main part outside is provided with dismantled and assembled filter equipment, has adopted the form of air stripping, makes the sewage that solid-liquid mixes from bottom to top under gas pressure, can not gather the particulate matter on the filter equipment, does not influence filtering capacity, also consequently does not need regularly to shut down the clearance frequently, has improved work efficiency, is favorable to continuous sewage treatment work.

Description

Air-lift dynamic filtering equipment

Technical Field

The utility model relates to a sewage treatment technical field specifically is an air stripping dynamic filtration equipment.

Background

In particular, in the primary treatment of sewage, most of insoluble solid particles in the sewage are separated from liquid by a filtration process, and then the sewage is subjected to flocculation precipitation or biochemical treatment. Among the prior art, the filtration treatment to sewage mostly is to transport sewage to filter equipment department through elevator pump etc. and through filter equipment's filtration, removes the particulate matter in the sewage, sewage downflow to next one processing procedure. Along with the increase of the sewage treatment capacity, the filtered particles on the filtering device are more and more, the filtering device needs to be cleaned or replaced regularly, a backwashing method is often adopted during cleaning, the filtering tank can recover the filtering capacity in a short time, the backwashing has limited capacity of stripping suspended solids deposited on the surface of a filtering material, the sewage filtering work is stopped during each backwashing, the working efficiency is reduced, and the continuous sewage treatment work is inconvenient.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an air stripping dynamic filtration equipment, adopted the form of air stripping, make the sewage that solid-liquid mixes move from bottom to top under gas pressure, strain and can not gather the particulate matter on the device, do not influence the filter capacity, also consequently need not regularly shut down the clearance frequently, improved work efficiency, be favorable to continuous sewage treatment work, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air stripping dynamic filtration equipment, includes the main part, the side surface lower part of main part is provided with the inlet tube, and the upper surface of main part is provided with riser and intake pipe respectively, intake pipe and outside air pump intercommunication, riser and outside sewage collection tank intercommunication, the inside air chamber baffle that is provided with the U-shaped of main part, the inside upside of main part is separated for big air chamber and little air chamber to the air chamber baffle, and the lower surface of air chamber baffle diaphragm is passed to the riser, is provided with the blast pipe on the part that the riser is located the little air chamber, just the part that the riser is located the main part outside is provided with dismantled and assembled filter equipment.

As an optimal technical scheme of the utility model, the bottom of main part is half cylinder, and the bottom side surface of main part is provided with the blow off pipe, is provided with the valve on the blow off pipe, and the bottom of main part is provided with waste fitting discharging.

As an optimal technical scheme of the utility model, waste fitting discharging is including fixed driving motor who sets up at main part bottom outside surface, and driving motor's output shaft penetrates the main part inside and is connected with the spiral pusher through the shaft coupling.

As a preferred technical scheme of the utility model, filter equipment includes curved mounting panel, and the interior side surface of mounting panel is provided with the filter screen, and the outside surface of mounting panel is provided with the handle, the draw-in groove has been seted up to the side surface of riser, and the mounting panel joint is in the draw-in groove.

As an optimal technical scheme of the utility model, the riser is L shape, violently managing of riser is located standpipe top and slope and sets up downwards, is close to standpipe department at the lower surface of violently managing and is provided with the setting tank, and the articulated chamber door that is provided with of sealed ground on the setting tank.

Compared with the prior art, the beneficial effects of the utility model are that: the gas stripping mode is adopted, so that solid-liquid mixed sewage moves from bottom to top under the gas pressure, the filter device is arranged in the lifting pipe, liquid enters the external sewage treatment system through the lifting pipe when the solid-liquid mixed sewage passes through the filter device, solid particles are blocked by the filter device and cannot pass through the lifting pipe, the liquid falls back to the bottom of the main body through the lifting pipe under the action of gravity after the air pressure is balanced, the particles cannot be accumulated on the filter device, the filtering capacity is not influenced, frequent regular shutdown and cleaning are not needed, the working efficiency is improved, and the continuous sewage treatment work is facilitated.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic side view of the embodiment of FIG. 2;

fig. 4 is a schematic view of a partial structure of the present invention.

In the figure: the device comprises a main body 1, a water inlet pipe 2, a lift pipe 3, an air inlet pipe 4, a sewage discharge pipe 5, an air chamber partition plate 6, an air chamber 7, a small air chamber 8, a filtering device 9, a mounting plate 91, a filter screen 92, a handle 93, a clamping groove 10, a settling tank 11, a box door 12, an exhaust pipe 13, an observation window 14, a driving motor 15, a spiral material pusher 16 and a valve 17.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an air stripping dynamic filtration equipment, includes main part 1, the side surface lower part of main part 1 is provided with inlet tube 2, inlet tube 2 and outside sewage source intercommunication, will treat filterable sewage and introduce inside main part 1, the upper surface of main part 1 is provided with riser 3 and intake pipe 4 respectively, intake pipe 4 and outside air pump intercommunication, riser 3 and outside sewage collection tank intercommunication send into the air current through outside air pump and make sewage promoted and discharged in the outside sewage collection tank in riser 3, carry out processing on next step.

The main body 1 is internally provided with a U-shaped air chamber partition plate 6, the upper side inside the main body 1 is divided into an atmospheric chamber 7 and a small air chamber 8 by the air chamber partition plate 6, a lifting pipe 3 passes through the lower surface of a transverse plate of the air chamber partition plate 6, a part of the lifting pipe 3 positioned in the small air chamber 8 is provided with an exhaust pipe 13, the part of the lifting pipe 3 positioned outside the main body 1 is provided with a filtering device 9, after sewage in the main body 1 is sent through a water inlet pipe 2, the water inlet pipe 2 is closed, before the air is inflated, the inside of the atmospheric chamber 7, the inside of the small air chamber 8 and the inside of the lifting pipe 3 are all sewage mixed by solid and liquid, along with the filling of air from the air inlet pipe 4, water in the atmospheric chamber 7 is discharged from a lower end opening, liquid in the small air chamber 8 is discharged from the exhaust pipe 13, when the liquid level in the small air chamber 8 is lowered to the exhaust pipe 13, the pressure in the small air chamber 8 is equal to the hydraulic pressure generated by the water gravity at the exhaust pipe 13, thus, gas enters the lifting pipe 3 from the exhaust pipe 13, water columns in the lifting pipe 3 are separated to form bubbles, the pressure of the bubbles is larger than the gravity of solid-liquid mixed water columns above the bubbles, the bubbles expand along with continuous inflation, the water columns are pushed to rise, the water columns are filtered through the filtering device 9, liquid is discharged out of the lifting pipe, solid particles are intercepted below the filtering device 9, the pressure of the part above the exhaust pipe 13 in the lifting pipe is an atmospheric pressure at the moment that the water columns are discharged out of the lifting pipe, the pressure difference at the exhaust pipe 13 is the pressure generated by waterpower at the moment, the pressure pushes gas water to enter the lifting pipe from the bottom opening of the lifting pipe, along with the continuous inflation, the liquid in the small gas chamber 8 is discharged out of the exhaust pipe 13 again, the liquid level in the small gas chamber is lowered to the exhaust pipe 13, and then the bubbles can be formed to lift and filter the solid-liquid mixed sewage again, realizing dynamic filtration; the speed of bubble formation can be controlled by controlling the air inlet time, frequency and the like, and the gas stripping and filtering can be stopped for 1 to 2 minutes at intervals to enable solid particles to fall back to the bottom of the main body 1, so that the content of the solid particles in the sewage in the lifting pipe 3 is prevented from increasing.

Preferably, filter equipment 9 includes curved mounting panel 91, and the inboard surface of mounting panel 91 is provided with filter screen 92, and the outside surface of mounting panel 91 is provided with handle 93, draw-in groove 10 has been seted up to the side surface of riser 3, and mounting panel 91 joint filters sewage in draw-in groove 10 through filter screen 92, and after long-time work, filter screen 92 may the adhesion part particulate matter, when needs are cleared up and are changed, then take out mounting panel 91 through handle 93 after shutting down, it can to clear up or change filter screen 92.

Further, a sealing gasket is arranged between the mounting plate 91 and the clamping groove 10 to prevent leakage.

Preferably, riser 3 is L shape, the violently pipe of riser 3 is located standpipe top and slope and sets up downwards, lower surface at violently pipe is close to standpipe department and is provided with precipitation tank 11, it is provided with chamber door 12 to hinge on the precipitation tank 11 sealedly, sewage after the promotion gets into horizontal pipeline section from the standpipe, horizontal pipeline section slope sets up downwards, can flow in the sewage collecting tank under the action of gravity, and sewage can get into in the precipitation tank 11 when flowing, if there is not filterable heavier particulate matter therein, then be held back in the precipitation tank 11, it can to its clearance to open chamber door 12 in the maintenance process of shutting down, can improve the filter effect to sewage.

Further, a filter plate is further arranged in the horizontal pipe of the lifting pipe 3 and close to the settling tank 11 and used for carrying out secondary filtration on sewage, and most of particles blocked by the filter plate are precipitated in the settling tank 11.

Preferably, the bottom of the main body 1 is semi-cylindrical, the lower surface of the main body 1 can be provided with corresponding support columns for fixing the main body, the side surface of the bottom of the main body 1 is provided with a sewage discharge pipe 5, the sewage discharge pipe 5 is provided with a valve 17, the bottom of the main body 1 is provided with a sewage discharge device, the sewage discharge device comprises a driving motor 15 fixedly arranged on the outer side surface of the bottom of the main body 1, the driving motor 15 is electrically connected with an external control switch, an output shaft of the driving motor 15 penetrates into the main body 1 and is connected with a spiral pusher 16 through a coupler, most of liquid is discharged in sewage after air stripping dynamic filtration, solid particles are precipitated at the bottom of the main body 1, after primary filtration or when the amount of the precipitates is large, the driving motor 15 and the valve 17 are opened, and the driving motor 15 precipitates the solid particles through the spiral pusher 16 and then the solid waste collection device discharges the solid particles from the sewage discharge pipe 5 to the outside for subsequent treatment.

Optionally, the number of the exhaust pipes 13 is not less than three, the not less than three exhaust pipes 13 are uniformly distributed on the riser 3, each exhaust pipe 13 is provided with an electromagnetic valve, and each electromagnetic valve is separately electrically connected with an external control switch and is independently controlled. The at least three exhaust pipes 13 are sequentially arranged from top to bottom, and in the gas stripping process, the exhaust pipes 13 with corresponding heights and the electromagnetic valves thereof can be selectively opened according to the pressure of gas and the density of solid-liquid mixed sewage to adjust the height of bubbles in the lifting pipe 3, so that the use flexibility is improved.

Optionally, the riser 3 is made of a transparent material in the main body 1, and an observation window 14 corresponding to the riser 3 is arranged on the side surface of the main body 1, so that in the air-lift filtration process, a worker can check the gas, solid and liquid states in the pipe through the observation window 14 and the transparent riser 3 to master the filtration progress, and particularly, when solid particles in the solid-liquid mixed sewage column are obviously more, the machine should be stopped for precipitation for 1-2 minutes in time, so that the working energy consumption of the external air pump is reduced, and the working efficiency is improved.

The part of the riser tube 3 in the main body 1 and the observation window 14 on the main body 1 are preferably made of special industrial transparent material of Perm plate, which has good pressure resistance and light transmission performance and can ensure the smooth operation of the filtering equipment.

The non-disclosed part of the utility model is the prior art, and the specific structure, material and working principle are not detailed. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 a gas stripping dynamic filtration equipment, includes main part (1), the side surface lower part of main part (1) is provided with inlet tube (2), and the upper surface of main part (1) is provided with riser (3) and intake pipe (4) respectively, and intake pipe (4) and outside air pump intercommunication, riser (3) and outside sewage collection tank intercommunication, its characterized in that: the improved lifting pipe is characterized in that a U-shaped air chamber partition plate (6) is arranged inside the main body (1), the upper side inside the main body (1) is divided into an atmospheric chamber (7) and a small air chamber (8) by the air chamber partition plate (6), the lifting pipe (3) penetrates through the lower surface of a transverse plate of the air chamber partition plate (6), an exhaust pipe (13) is arranged on the part, located in the small air chamber (8), of the lifting pipe (3), and a detachable filtering device (9) is arranged on the part, located outside the main body (1), of the lifting pipe (3).

2. The air-stripping dynamic filtration apparatus of claim 1, wherein: the bottom of main part (1) is half cylinder form, and the bottom side surface of main part (1) is provided with blow off pipe (5), is provided with valve (17) on blow off pipe (5), and the bottom of main part (1) is provided with waste fitting discharging.

3. The air-stripping dynamic filtration apparatus as claimed in claim 2, wherein: the blowdown device comprises a driving motor (15) fixedly arranged on the outer side surface of the bottom of the main body (1), and an output shaft of the driving motor (15) penetrates into the main body (1) and is connected with the spiral pusher (16) through a coupler.

4. The air-stripping dynamic filtration apparatus of claim 1, wherein: the number of the exhaust pipes (13) is not less than three, the exhaust pipes (13) are uniformly distributed on the lifting pipe (3), and each exhaust pipe (13) is provided with an electromagnetic valve.

5. The air-stripping dynamic filtration apparatus as claimed in claim 1, wherein: filter equipment (9) are provided with filter screen (92) including curved mounting panel (91), the inboard surface of mounting panel (91), and the outside surface of mounting panel (91) is provided with handle (93), draw-in groove (10) have been seted up to the side surface of riser (3), and mounting panel (91) joint is in draw-in groove (10).

6. The air-stripping dynamic filtration apparatus of claim 1, wherein: the lifting pipe (3) is L-shaped, a transverse pipe of the lifting pipe (3) is located at the top end of the vertical pipe and is obliquely arranged downwards, a settling tank (11) is arranged on the lower surface of the transverse pipe close to the vertical pipe, and a box door (12) is hinged to the settling tank (11) in a sealed mode.

7. An air-stripping dynamic filtration apparatus as claimed in any one of claims 1 to 6, wherein: the lifting pipe (3) is made of transparent materials at the inner part of the main body (1), and an observation window (14) corresponding to the lifting pipe (3) is arranged on the side surface of the main body (1).