CN214880602U

CN214880602U - Aeration tank outlet foam and scum treatment device

Info

Publication number: CN214880602U
Application number: CN202121584584.3U
Authority: CN
Inventors: 陈志峰; 金培红; 付克明; 张德本; 葛锐; 谢志峰; 申瑞民; 王保东; 张洪德
Original assignee: Se Mawan Power Corp
Current assignee: Se Mawan Power Corp
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-11-26
Anticipated expiration: 2031-07-13

Abstract

The utility model relates to the technical field of aeration tanks, in particular to an aeration tank outlet foam and scum treatment device, which solves the defects that the foam and scum of the existing aeration tank are inconvenient to treat and secondary pollution is easy to cause, and comprises a device shell, wherein a clapboard is arranged in the device shell, the end part of the device shell is movably sleeved with a rotating cover through a sealing washer, a scraper in a scraping ring can hang out the scum attached to a defoaming filter screen, at the moment, under the action of a pump machine, the scum is sucked into a scum removing box together with aeration tank water by scum pipes at both sides of the scraping ring, the scum removing box is continuously filtered by a filter plate transmission device which is driven by a guide and feed motor and welded on the surface of a guide and feed mesh belt, and the scum is thrown out when passing through a scum outlet, and the aeration tank water entering the scum removing box is re-pumped into the sea from a liquid suction pipe pump machine after being filtered by the guide and feed mesh belt, effectively discharge the filter residue with aeration tank aquatic, prevent to get into the sea and cause secondary pollution, the practicality is strong.

Description

Aeration tank outlet foam and scum treatment device

Technical Field

The utility model relates to an aeration tank technical field especially relates to an aeration tank outlet foam and dross processing apparatus.

Background

Aeration tank aeration facility has played an important role in the aspect of reducing water pollution, but because its self particularity, when improving the environment, become new pollution sources again, cause secondary pollution of different degrees to the surrounding environment, foam and noise pollution in the main expression in the processing procedure, dross or foam phenomenon can appear periodically in the aeration tank, especially in the slower turning of relative velocity of flow, "dead angle" such as turn is serious, and the foam is very easily amasss thickly more on the surface of water, corruption is smelly even, a large amount of smelly foam is discharged into the sea along with the sea water, serious probably causes the environmental protection incident, we puzzle the normal operating of aeration tank. At present, the foam of an aeration tank is eliminated, and a chemical defoaming agent is generally sprayed or added by water, so that a large amount of waste is caused, secondary pollution is generated, and the requirements of waste-free discharge and clean production are not met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects that the foam and the scum of the existing aeration tank are inconvenient to treat and cause secondary pollution easily, and providing a foam and scum treatment device for an outlet of the aeration tank.

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

a device for treating foam and scum at a water outlet of an aeration tank comprises a device shell, wherein a partition plate is arranged in the device shell, a rotating cover is movably sleeved at the end part of the device shell through a sealing washer, a defoaming filter screen is clamped below the end part of the device shell, a rotating shaft is arranged at one side of the rotating cover positioned in the device shell, a scraping ring is arranged on the surface of the other side of the rotating cover, and two sides of the scraping ring are both connected with slag pumping pipes which penetrate through the rotating shaft and extend into the device shell;

the device casing is located baffle top bolt fastening and is equipped with step-by-step waterproof motor, slagging-off case and pump machine, the top outside of slagging-off case is installed and is led the motor of sending, the output shaft that leads the motor is provided with through the guide pulley and leads the guipure, and the slag tap has been seted up to top one side of slagging-off case.

Preferably, scrapers are arranged on the inner walls of the two sides of the scraping ring, and the scrapers of the scraping ring are in contact with the surface of the bubble removing filter screen.

Preferably, an output shaft of the stepping waterproof motor is sleeved with a driving gear, and a transmission gear meshed with the driving gear is sleeved on the outer side of the end part of the rotating shaft.

Preferably, the surface of the guide and conveying net belt is uniformly welded with filter plates which are obliquely arranged.

Preferably, one side of the bottom of the slag removing box is connected with a sleeve, and the other end of the sleeve is sleeved outside the end part of the slag extracting pipe through a sealing shaft.

Preferably, the liquid pumping end of the pump is connected with a liquid pumping pipe, the other end of the liquid pumping pipe penetrates through and extends to the deslagging box and is located in the guide mesh belt, and the liquid outlet end of the pump penetrates through and extends to the outer side of the bottom of the partition plate.

The utility model has the advantages that:

1. utilize step-by-step waterproof motor drive pivot to realize reciprocating rotation, make the pivot can drive the rotatory scraping ring that covers the setting reciprocal scraping back and forth on removing the bubble filter screen, let the water in the aeration tank not last through removing the same position of bubble filter screen, but the dispersion filters through the different positions that the bubble filter screen was removed in the difference, let remove the bubble filter screen can filter a large amount of foams and cut apart into tiny foam and pass through, and in case appear a large amount of foams pile up when removing the bubble filter screen on, the scraper of scraping the ring inner wall then can reciprocate to strike off the foam and scrape, the condition of discharging into the sea is piled up in a large amount of foam formation of greatly reduced, therefore, the clothes hanger is strong in practicability.

2. The scraper in the scraper ring can also hang scum attached to the defoaming filter screen out, at the moment, under the action of the pump machine, scum can be sucked into the scum removing box together with aeration tank water by the scum pipes on the two sides of the scraper ring, the scum removing box is driven by the filter plate welded on the surface of the guide conveying mesh belt driven by the guide conveying motor to filter, the scum is continuously filtered out and thrown out when passing through a scum outlet, and the aeration tank water entering the scum removing box is filtered by the guide conveying mesh belt and then is sucked into the pump machine from the liquid suction pipe and then is discharged into the sea again, so that the filter residue in the aeration tank water is effectively discharged, the secondary pollution caused by entering the sea is prevented, and the practicability is high.

Drawings

FIG. 1 is a schematic structural view of a device for treating foam and scum at an outlet of an aeration tank according to the present invention;

FIG. 2 is a schematic view of a rotary cover of the device for treating foam and scum at the outlet of an aeration tank of the present invention;

fig. 3 is a schematic view of the sectional structure of the deslagging box of the aeration tank outlet foam and scum treatment device provided by the utility model.

In the figure: 1. a device housing; 2. a rotating cover; 3. a partition plate; 4. removing a bubble filter screen; 5. scraping rings; 6. a rotating shaft; 7. a stepping waterproof motor; 8. a deslagging box; 9. a pump machine; 10. a sleeve; 11. a slag pumping pipe; 12. a guide motor; 13. a liquid pumping pipe; 14. a guide mesh belt; 15. filtering the plate; 16. a slag discharge port.

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 foam and scum treatment device for an outlet of an aeration tank comprises a device shell 1, a partition plate 3 is arranged inside the device shell 1, a rotating cover 2 is movably sleeved at the end of the device shell 1 through a sealing gasket, a bubble removal filter screen 4 is clamped below the end of the device shell 1, a rotating shaft 6 is arranged on one side of the rotating cover 2, which is positioned inside the device shell 1, a scraping ring 5 is arranged on the surface of the other side of the rotating cover 2, and two sides of the scraping ring 5 are both connected with scum pipes 11 which penetrate through the rotating shaft 6 and extend into the device shell 1;

a stepping waterproof motor 7, a deslagging box 8 and a pump 9 are fixed on the device shell 1 above the partition plate 3 through bolts, a guide motor 12 is installed on the outer side of the top of the deslagging box 8, a guide mesh belt 14 is arranged on an output shaft of the guide motor 12 through a guide wheel, and a deslagging port 16 is formed in one side of the top of the deslagging box 8;

the both sides inner wall of scraping ring 5 all is provided with the scraper, and the scraper of scraping ring 5 and the surface contact who removes bubble filter screen 4, the output shaft of step-by-step waterproof motor 7 has cup jointed the driving gear, the tip outside of pivot 6 has cup jointed the drive gear with driving gear meshing, the surperficial evenly distributed welding of guide net belt 14 has filter plate 15 that the slope set up, bottom one side of slagging box 8 is connected with sleeve pipe 10, the other end of sleeve pipe 10 cup joints the tip outside at scum pipe 11 through sealed axle, the drawing liquid end of pump machine 9 is connected with liquid suction pipe 13, the other end of liquid suction pipe 13 runs through and extends to scum box 8 and is located guide net belt 14, and the play liquid end of pump machine 9 runs through and extends to the bottom outside of baffle 3.

In this embodiment, utilize 7 drive pivots 6 of step-by-step waterproof motor to realize reciprocating rotation, make pivot 6 can drive scraping ring 5 that sets up on the rotating housing 2 reciprocal scraping back and forth on removing bubble filter screen 4, let the water in the aeration tank not last through the same position that removes bubble filter screen 4, but the dispersion filters through the different positions that the bubble filter screen 4 was removed to the difference, let remove bubble filter screen 4 can filter a large amount of foams and cut apart into tiny foam and pass through, and in case a large amount of foams are piled up when removing bubble filter screen 4, the scraper of scraping ring 5 inner walls then can reciprocate strikes off the foam and scrapes brokenly, the condition of discharging into the sea is piled up in a large amount of foam formation of greatly reduced, therefore, the clothes hanger is strong in practicability.

Wherein, the scraper in the scraping ring 5 can also hang the scum attached to the defoaming filter screen 4 out, at this moment, under the action of the pump machine 9, the scum can be sucked into the scum box 8 together with the aeration tank water by the scum pipes 11 at the two sides of the scraping ring 5, the scum box 8 is driven and filtered by the filter plate 15 welded on the surface of the guide mesh belt 14 driven by the guide motor 12, the scum is continuously filtered out and thrown out when passing through the scum outlet 16, and the aeration tank water entering the scum box 8 is filtered by the guide mesh belt 14 and then is sucked into the pump machine 9 from the liquid suction pipe 13 and then is discharged into the sea again, thereby effectively discharging the scum in the aeration tank, preventing the scum from entering the sea to cause secondary pollution, and having strong practicability.

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 foam and scum treatment device for a water outlet of an aeration tank comprises a device shell (1) and is characterized in that a partition plate (3) is arranged inside the device shell (1), a rotating cover (2) is movably sleeved at the end part of the device shell (1) through a sealing gasket, a foam removing filter screen (4) is clamped below the end part of the device shell (1), a rotating shaft (6) is arranged on one side of the rotating cover (2) positioned inside the device shell (1), a scraping ring (5) is arranged on the surface of the other side of the rotating cover (2), and two sides of the scraping ring (5) are connected with scum extracting pipes (11) which penetrate through the rotating shaft (6) and extend into the device shell (1);

the device casing (1) is located baffle (3) top bolt fastening and is equipped with step waterproof motor (7), slagging-off case (8) and pump machine (9), the top outside of slagging-off case (8) is installed and is led and send motor (12), the output shaft of leading and sending motor (12) is provided with leads through the guide pulley and send guipure (14), and row's cinder notch (16) have been seted up to top one side of slagging-off case (8).

2. The aeration tank water outlet foam and scum treatment device as claimed in claim 1, wherein scrapers are arranged on the inner walls of both sides of the scraping ring (5), and the scrapers of the scraping ring (5) are in contact with the surface of the bubble removal screen (4).

3. The device for treating foam and scum at the drainage outlet of an aeration tank as claimed in claim 1, wherein the output shaft of the stepping waterproof motor (7) is sleeved with a driving gear, and the outer side of the end part of the rotating shaft (6) is sleeved with a transmission gear meshed with the driving gear.

4. The foam and scum treatment device for the drainage outlet of the aeration tank as claimed in claim 1, wherein the filter plates (15) are welded on the surface of the mesh belt (14) in an inclined manner and are uniformly distributed.

5. The aeration tank water outlet foam and scum treatment device as claimed in claim 1, wherein one side of the bottom of the scum box (8) is connected with a sleeve (10), and the other end of the sleeve (10) is sleeved outside the end of the scum extraction pipe (11) through a sealing shaft.

6. The aeration tank water outlet foam and scum treatment device as defined in claim 1, wherein the liquid pumping end of the pump (9) is connected with a liquid pumping pipe (13), the other end of the liquid pumping pipe (13) penetrates and extends to the scum box (8) and is positioned in the guiding mesh belt (14), and the liquid outlet end of the pump (9) penetrates and extends to the outside of the bottom of the partition board (3).