CN213739102U

CN213739102U - Activated sludge process sewage treatment system

Info

Publication number: CN213739102U
Application number: CN202022639308.4U
Authority: CN
Inventors: 谷成国; 姜诗慧; 崔鑫; 杨彬; 宋剑锋
Original assignee: Liaoning Environmental Protection Group Qingyuan Water Co ltd
Current assignee: Liaoning Environmental Protection Group Qingyuan Water Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-20
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses an activated sludge process sewage treatment system, which comprises an aerobic tank and an anaerobic tank, wherein a pair of filtering walls are obliquely arranged above the aerobic tank, a pair of filtering walls are obliquely arranged above the filtering walls, a platform is arranged above the filtering walls, a sewage circulating filter device is arranged above the platform, a sewage stirring device is arranged inside the aerobic tank, a deaerating chamber is arranged below the aerobic tank, a heating device is arranged inside the deaerating chamber, a plurality of bases are arranged inside the deaerating chamber, a plurality of deaerating boxes are arranged on the bases, and a rotating filter bed device is arranged inside the anaerobic tank, oxygen is removed, and anaerobic reaction is accelerated.

Description

Activated sludge process sewage treatment system

Technical Field

The utility model relates to a sewage treatment technical field specifically is an activated sludge process sewage treatment system.

Background

Sewage treatment in order to make sewage reach the water quality requirement of discharging into a certain water body or reuse and purify the process, the sewage treatment is widely applied to various fields such as building, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscape, medical treatment, catering and the like, and also increasingly enters the daily life of common people, the utility model with the publication number of CN208055016U relates to a biological aeration tank, which comprises an aeration tank body, a settling chamber, an aeration blower, a spiral rotating shaft and a sewage pretreatment chamber, wherein the bottom end of the inner wall of the aeration tank body is fixed with a first supporting plate, a second supporting plate is fixed on the inner wall of the aeration tank body above the first supporting plate, biological fillers are arranged between the second supporting plate and the upper surface of the second supporting plate, the settling chamber is arranged at one side of the top end of the outer wall of the aeration tank body, which is close to a flow splitting port, and the clean water chamber is fixed at one side of the settling chamber, which is far away from the aeration tank body, one side of aeration cell body outer wall bottom is equipped with sewage pretreatment room, and one side on sewage pretreatment room outer wall top is equipped with the water inlet, the water pump is installed to one side of the inside bottom of sewage pretreatment room, the output of water pump is connected with the sewage pipe, however in actual life, sewage is handled the back through the aeration tank, leads to next sewage treatment stage to be the oxygen deficiency pond, and can contain a large amount of oxygen in the sewage this moment, and oxygen concentration can be on the high side, so when arranging the oxygen deficiency pond of next stage, a large amount of oxygen in the sewage can influence the efficiency that the oxygen deficiency pond handled sewage.

SUMMERY OF THE UTILITY MODEL

The utility model provides an activated sludge process sewage treatment system, which solves the problem that the sewage discharged to the anoxic pond by the existing device contains a large amount of oxygen.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an activated sludge process sewage treatment system comprises an aerobic tank and an anaerobic tank, wherein a pair of filtering walls is obliquely arranged above the aerobic tank, a pair of filtering walls is arranged above the filtering walls, a platform is arranged above the filtering walls, a sewage circulating filter device is arranged above the platform, a sewage stirring device is arranged inside the aerobic tank, an aeration device is arranged at the bottom of the aerobic tank, a deaerating chamber is arranged below the aerobic tank, a sewage pipe is arranged between the aerobic tank and the deaerating chamber, a sewage valve is arranged below the sewage pipe, a filter net cage is arranged above the sewage pipe, a heating device is arranged inside the deaerating chamber, a plurality of bases are arranged inside the deaerating chamber, a plurality of deoxidizing boxes are arranged on the bases, sponge iron is placed inside the deoxidizing boxes, and a sewage conveying device is arranged between the aerobic tank and the anaerobic tank, the anaerobic tank is internally provided with a rotary filter bed device, and the bottom of the anaerobic tank is provided with a drain valve.

Preferably, the sewage circulating and filtering device comprises a first water pump and a circulating and filtering tank which are arranged above the platform, wherein a first water inlet pipe is arranged at the water inlet end of the first water pump, a first water outlet pipe is connected to the upper portion of the left side of the circulating and filtering tank, a filtering plate is obliquely arranged in the circulating and filtering tank, a cleaning sliding door is arranged on the left side of the circulating and filtering tank, and a drain pipe leading to the aerobic pool is arranged at the bottom of the right side of the circulating and filtering tank.

Preferably, sewage agitating unit is including installing the A-frame on the outer wall of good oxygen pond right side, install driving motor on the A-frame, the driving motor drive end is connected with and stretches into the inside major axis of good oxygen pond, major axis one end with good oxygen pond left wall swing joint, install stirring paddle leaf on the major axis, the major axis with install sealed end cover between the good oxygen pond right wall.

Preferably, the aeration device comprises a first support arranged at the bottom of the aerobic tank, the first support is provided with aeration pipes, the aeration pipes are provided with a plurality of aeration heads, the outer side of the left wall of the aerobic tank is provided with a second support, the second support is provided with an aeration pump, and a connecting pipe is arranged between the aeration pump and the aeration pipes.

Preferably, heating device is including installing the third support of oxygen-eliminating chamber bottom, install the heating pipe on the third support, oxygen-eliminating chamber right side wall externally mounted has the fourth support, thermite pump and thermite case are installed to fourth support top, thermite pump go out the liquid end with install first thermite pipe between the heating pipe, thermite bottom of the case portion installs the valve, thermite pump feed liquor end with install the second thermite pipe between the valve, oxygen-eliminating chamber internally mounted has temperature sensor.

Preferably, sewage conveyer is including installing the first solenoid valve and the anaerobism bottom of the pool second solenoid valve of oxygen-eliminating chamber bottom, be connected with the second inlet tube on the first solenoid valve, the second water pump is installed to second inlet tube one end, the second outlet pipe is installed to second water pump play water end, the second outlet pipe with the second solenoid valve is connected.

Preferably, the rotary filter bed device comprises a low-speed motor arranged above the anaerobic tank, the driving end of the low-speed motor is connected with a transmission rod, a disc base is arranged at the bottom end of the transmission rod, and two pairs of anaerobic filter beds are arranged on the disc base.

Preferably, the side wall of the anaerobic tank is provided with a sealed access door.

Advantageous effects

The utility model provides an activated sludge process sewage treatment system, which has the following beneficial effects that the utility model is obliquely provided with a pair of filtering walls above an aerobic pool to play the role of gathering sewage impurities, is provided with a platform above a pair of inclined filtering walls, is provided with a sewage circulating filter device above the platform, can circularly filter sewage of a large amount of impurities generated by aeration above the aerobic pool, and discharges water back to the aerobic pool after filtering the impurities, the utility model is provided with a deaerating chamber below the aerobic pool, can largely remove oxygen in the sewage through heating the sewage and oxidation treatment of a deoxidizing box, leads the reaction efficiency of the sewage in the anaerobic pool to be faster, is provided with a rotatable anaerobic filter bed in the anaerobic pool, can stir the sewage to increase the fluidity of the sewage, and can lead the anaerobic filter bed to be fully contacted with the sewage, can effectively accelerate the efficiency of sewage treatment.

Drawings

Fig. 1 is a front view of the present invention.

In the figure: 1. an aerobic tank; 2. filtering the wall body; 3. a first water inlet pipe; 4. a first water pump; 5. a first water outlet pipe; 6. cleaning the sliding door; 7. a circulating filter tank; 8. a filter plate; 9. a drain pipe; 10. a stirring paddle; 11. a long axis; 12. sealing the end cap; 13. a drive motor; 14. a triangular bracket; 15. a filter screen cage; 16. a sewage pipe; 17. a sewage valve; 18. a de-aeration chamber; 19. a fourth bracket; 20. a heating agent box; 21. a valve; 22. a second thermite conduit; 23. a thermite pump; 24. a first thermite conduit; 25. heating a tube; 26. a third support; 27. a deoxidation box; 28. a base; 29. a first solenoid valve; 30. a second water inlet pipe; 31. a second water pump; 32. a second water outlet pipe; 33. a second solenoid valve; 34. an anaerobic tank; 35. a blowoff valve; 36. sealing the access door; 37. an anaerobic filter bed; 38. a disc base; 39. a transmission rod; 40. a low-speed motor; 41. an aeration head; 42. an aeration pipe; 43. an aeration pump; 44. a second bracket; 45. a first bracket; 46. a temperature sensor.

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, the present invention provides a technical solution: the utility model provides an activated sludge process sewage treatment system, includes good oxygen pond 1 and anaerobism pond 34, the slope of good oxygen pond 1 top is equipped with a pair of filtration wall body 2, and is a pair of 2 tops of filtration wall body are equipped with the platform, sewage circulation filter equipment is installed to the platform top, 1 internally mounted in good oxygen pond has sewage agitating unit, aeration equipment is installed to good oxygen pond 1 bottom, 1 below in good oxygen pond is equipped with oxygen-eliminating chamber 18, good oxygen pond 1 with be equipped with sewage pipe 16 between the oxygen-eliminating chamber 18, sewage valve 17 is installed to sewage pipe 16 below, filter cylinder mould 15 is installed to sewage pipe 16 top, 18 internally mounted in oxygen-eliminating chamber has heating device, 18 internally mounted in oxygen-eliminating chamber has a plurality of bases 28 of quantity, a plurality of quantity is a plurality of the deoxidation case 27 of quantity is installed on the base 28, sponge iron has been put to deoxidation case 27 inside, a sewage conveying device is arranged between the aerobic tank 1 and the anaerobic tank 34, a rotary filter bed device is arranged in the anaerobic tank 34, a blowoff valve 35 is arranged at the bottom of the anaerobic tank 34, the sewage circulating and filtering device comprises a first water pump 4 and a circulating and filtering box 7 which are arranged above the platform, a first water inlet pipe 3 is arranged at the water inlet end of the first water pump 4, a first water outlet pipe 5 is connected with the upper part of the left side of the circulating and filtering box 7 at the water outlet end of the first water pump 4, a filtering plate 8 is obliquely arranged in the circulating and filtering box 7, a cleaning pull door 6 is arranged at the left side of the circulating and filtering box 7, a drain pipe 9 leading to the aerobic tank 1 is arranged at the bottom of the right side of the circulating and filtering box 7, the sewage stirring device comprises a triangular bracket 14 arranged on the outer wall at the right side of the aerobic tank 1, and a driving motor 13 is arranged on the triangular bracket 14, the driving end of the driving motor 13 is connected with a long shaft 11 extending into the aerobic tank 1, one end of the long shaft 11 is movably connected with the left wall of the aerobic tank 1, the long shaft 11 is provided with stirring blades 10, a sealing end cover 12 is arranged between the long shaft 11 and the right wall of the aerobic tank 1, the aeration device comprises a first support 45 arranged at the bottom of the aerobic tank 1, an aeration pipe 42 is arranged on the first support 45, a plurality of aeration heads 41 are arranged on the aeration pipe 42, a second support 44 is arranged at the outer side of the left wall of the aerobic tank 1, an aeration pump 43 is arranged on the second support 44, a connecting pipe is arranged between the aeration pump 43 and the aeration pipe 42, the heating device comprises a third support 26 arranged at the bottom of the deaerating chamber 18, a heating pipe 25 is arranged on the third support 26, and a fourth support 19 is arranged at the outer part of the right wall of the deaerating chamber 18, a heat agent pump 23 and a heat agent box 20 are installed above the fourth support 19, the heat agent pump 23 is arranged at a liquid outlet end and a first heat agent guide pipe 24 is installed between the heating pipe 25, a valve 21 is installed at the bottom of the heat agent box 20, a second heat agent guide pipe 22 is installed between a liquid inlet end of the heat agent pump 23 and the valve 21, a temperature sensor 46 is installed inside the deaerating chamber 18, the sewage conveying device comprises a first electromagnetic valve 29 installed at the bottom of the deaerating chamber 18 and a second electromagnetic valve 33 installed at the bottom of the anaerobic tank 34, a second water inlet pipe 30 is connected onto the first electromagnetic valve 29, a second water pump 31 is installed at one end of the second water inlet pipe 30, a second water outlet pipe 32 is installed at a water outlet end of the second water pump 31, the second water outlet pipe 32 is connected with the second electromagnetic valve 33, the rotary filter bed device comprises a low-speed motor 40 installed above the anaerobic tank 34, the driving end of the low-speed motor 40 is connected with a transmission rod 39, the bottom end of the transmission rod 39 is provided with a disc base 38, two pairs of anaerobic filter beds 37 are arranged on the disc base 38, and the side wall of the anaerobic tank 34 is provided with a sealing access door 36.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): when the sewage needs to be further treated, firstly, the sewage is filled into the aerobic tank 1, the aeration pump 43 is started, the sewage is aerated by the aeration head 41, the driving motor 13 is started at the same time, the driving motor 13 drives the stirring paddle blade 10 to stir the sewage, the aeration efficiency is increased, the first water pump 4 is started again, the sewage at the top of the aerobic tank 1 is pumped into the circulating filter box 7 together with impurities by the first water inlet pipe 3 and the first water outlet pipe 5, the filter plate 8 filters the sewage, the filtered sewage is discharged back into the aerobic tank 1 again through the water outlet pipe 9 to realize the circulating filtering function of the sewage, then, the sewage valve 17 is opened, the sewage in the aerobic tank 1 is discharged into the oxygen removing chamber 18 below, the filter mesh cage 15 above the sewage valve 17 performs a filtering function on the sewage, the heat agent pump 23 is started, the heat agent in the heat agent box 20 is filled into the heating pipe 25, heating the sewage, removing oxygen in the sewage by matching with a deoxidizing box 27 in a deoxidizing chamber 18, putting sponge iron into the deoxidizing box 27, conveying the deoxidized sewage into an anaerobic pool 34 through a sewage conveying device, starting a low-speed motor 40, and driving an anaerobic filter bed 37 on a disc base 38 to slowly rotate in the sewage by the low-speed motor 40 through a transmission rod 39.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 activated sludge process sewage treatment system, includes good oxygen pond (1) and anaerobism pond (34), its characterized in that, good oxygen pond (1) top slope is equipped with a pair of filtration wall body (2), and is a pair of it is equipped with the platform to filter wall body (2) top, sewage circulating filter device is installed to the platform top, good oxygen pond (1) internally mounted has sewage agitating unit, aeration equipment is installed to good oxygen pond (1) bottom, good oxygen pond (1) below is equipped with oxygen-eliminating chamber (18), good oxygen pond (1) with be equipped with sewage pipe (16) between oxygen-eliminating chamber (18), sewage valve (17) are installed to sewage pipe (16) below, filtration cylinder mould (15) are installed to sewage pipe (16) top, oxygen-eliminating chamber (18) internally mounted has heating device, oxygen-eliminating chamber (18) internally mounted has a plurality of bases (28), a plurality of the deoxidation case (27) of installing a plurality of on base (28), sponge iron has been put to deoxidation case (27) inside, good oxygen pond (1) with install sewage transfer device between anaerobism pond (34), anaerobism pond (34) internally mounted has the rotation filter bed device, anaerobism pond (34) bottom is equipped with blowoff valve (35).

2. The activated sludge process sewage treatment system as claimed in claim 1, wherein the sewage circulating and filtering device comprises a first water pump (4) and a circulating and filtering tank (7) which are arranged above the platform, a first water inlet pipe (3) is arranged at the water inlet end of the first water pump (4), a first water outlet pipe (5) is connected between the water outlet end of the first water pump (4) and the upper left side of the circulating and filtering tank (7), a filtering plate (8) is obliquely arranged in the circulating and filtering tank (7), a cleaning sliding door (6) is arranged at the left side of the circulating and filtering tank (7), and a water outlet pipe (9) leading to the aerobic pool (1) is arranged at the bottom right side of the circulating and filtering tank (7).

3. The activated sludge process sewage treatment system of claim 1, wherein the sewage stirring device comprises a triangular bracket (14) installed on the outer wall of the right side of the aerobic tank (1), a driving motor (13) is installed on the triangular bracket (14), the driving end of the driving motor (13) is connected with a long shaft (11) extending into the aerobic tank (1), one end of the long shaft (11) is movably connected with the left wall of the aerobic tank (1), a stirring paddle (10) is installed on the long shaft (11), and a sealing end cover (12) is installed between the long shaft (11) and the right wall of the aerobic tank (1).

4. The activated sludge process sewage treatment system of claim 1, wherein the aeration device comprises a first bracket (45) installed at the bottom of the aerobic tank (1), an aeration pipe (42) is installed on the first bracket (45), a plurality of aeration heads (41) are installed on the aeration pipe (42), a second bracket (44) is installed on the outer side of the left wall of the aerobic tank (1), an aeration pump (43) is installed on the second bracket (44), and a connecting pipe is installed between the aeration pump (43) and the aeration pipe (42).

5. The activated sludge process sewage treatment system of claim 1, wherein the heating device comprises a third support (26) installed at the bottom of the deoxygenation chamber (18), a heating pipe (25) is installed on the third support (26), a fourth support (19) is installed outside the right wall of the deoxygenation chamber (18), a thermit pump (23) and a thermit tank (20) are installed above the fourth support (19), a first thermit conduit (24) is installed between the liquid outlet end of the thermit pump (23) and the heating pipe (25), a valve (21) is installed at the bottom of the thermit tank (20), a second thermit conduit (22) is installed between the liquid inlet end of the thermit pump (23) and the valve (21), and a temperature sensor (46) is installed inside the deoxygenation chamber (18).

6. The activated sludge process sewage treatment system of claim 1, wherein the sewage conveying device comprises a first electromagnetic valve (29) installed at the bottom of the deoxygenation chamber (18) and a second electromagnetic valve (33) installed at the bottom of the anaerobic tank (34), a second water inlet pipe (30) is connected to the first electromagnetic valve (29), a second water pump (31) is installed at one end of the second water inlet pipe (30), a second water outlet pipe (32) is installed at the water outlet end of the second water pump (31), and the second water outlet pipe (32) is connected with the second electromagnetic valve (33).

7. The activated sludge process sewage treatment system of claim 1 wherein the rotating filter bed device comprises a low speed motor (40) installed above the anaerobic tank (34), the driving end of the low speed motor (40) is connected with a transmission rod (39), the bottom end of the transmission rod (39) is provided with a disc base (38), and two pairs of anaerobic filter beds (37) are installed on the disc base (38).

8. The activated sludge process wastewater treatment system of claim 7, wherein the side wall of the anaerobic tank (34) is provided with a sealed access door (36).