CN218454078U - Integrated sewage treatment system - Google Patents

Integrated sewage treatment system Download PDF

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Publication number
CN218454078U
CN218454078U CN202222050705.7U CN202222050705U CN218454078U CN 218454078 U CN218454078 U CN 218454078U CN 202222050705 U CN202222050705 U CN 202222050705U CN 218454078 U CN218454078 U CN 218454078U
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tank
sewage
sedimentation tank
sedimentation
reaction
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郦智明
何迪永
刘晨
傅飞明
蒋培三
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Zhejiang Yongli Environmental Protection Co ltd
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Zhejiang Yongli Environmental Protection Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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Abstract

The utility model discloses an integral type sewage treatment system aims at solving among the prior art that sewage treatment plant treatment effect is poor, the not enough of plant equipment complicacy. The utility model discloses an above-mentioned technical problem is solved to following technical scheme: the method comprises the following steps: an anaerobic reactor, a biochemical tank, a primary sedimentation tank, a reaction tank, a secondary sedimentation tank, a filter tank and a clean water tank which are connected in sequence; the biochemical pool is internally provided with a mixed filler and an aeration device. After sewage flows into the anaerobic reaction tank from the water inlet pipe, non-dissolved organic matters in raw water can be converted into dissolved organic matters, and the biodegradability of the wastewater is improved; then the sewage flows into a biochemical pool, and most of COD and BOD can be removed after biochemical treatment; then the sewage flows into the primary sedimentation tank for sedimentation, the sewage after sedimentation enters the reaction tank for reaction, flows into the secondary sedimentation tank after the reaction in the reaction tank, is deposited for the second time in the secondary sedimentation tank, and finally is filtered by the filter tank and then can be directly discharged from the clean water tank.

Description

Integrated sewage treatment system
Technical Field
The utility model relates to a sewage treatment technical field, more specifically says that it relates to an integral type sewage treatment system.
Background
The general integrated sewage treatment device comprises the following treatment processes: anaerobic → facultative → aerobic → precipitation → filtration → discharge. The process flow is enough for treating wastewater with lower concentration, such as rural and rural domestic sewage, but obviously has no worry about the treatment of industrial wastewater and lipid wastewater with higher concentration, such as livestock wastewater, water dairy product wastewater and the like.
Chinese patent publication No. CN214528602U, publication day 2022, 2, 5, entitled rural domestic sewage treatment system, discloses a rural domestic sewage treatment system, and discloses the following technical solutions, including: including the vegetation ground, the vegetation ground in be equipped with sewage treatment system, vegetation ground side be equipped with the water channel that is linked together with sewage treatment system, water channel and vegetation ground between be equipped with the sewage conveyer pipe that is linked together with sewage treatment system. The sewage treatment system comprises a sludge concentration tank communicated with a sewage delivery pipe, an adjusting tank is arranged at the side end of the sludge concentration tank, and an inclined tube sedimentation tank is arranged between the adjusting tank and the sludge concentration tank. The above application can treat sewage everywhere in life, but the above application only reacts sewage through the anoxic and aerobic reactor, the anaerobic reactor for sewage treatment effect is poor, and the above sewage treatment device has a complex structure.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes among the prior art sewage treatment plant treatment effect is poor, the not enough of plant equipment complicacy, provides an integral type sewage treatment system, and it can carry out the efficient to sewage and handle for sewage after handling can directly discharge, and treatment facility's simple structure.
In order to solve the technical problem, the utility model discloses a following technical scheme: an integrated sewage treatment system comprising: an anaerobic reactor, a biochemical tank, a primary sedimentation tank, a reaction tank, a secondary sedimentation tank, a filter tank and a clean water tank which are connected in sequence; the biochemical pool is internally provided with a mixed filler and an aeration device.
In the utility model, after sewage flows into the anaerobic reaction tank from the water inlet pipe, the non-dissolved organic matters in the raw water can be converted into dissolved organic matters through the treatment of the anaerobic reactor, so that the biodegradability of the wastewater is improved, and the subsequent biological treatment is facilitated; then the sewage flows into a biochemical pool, and most of COD and BOD can be removed after biochemical treatment; then flow into and deposit in the preliminary sedimentation pond, sewage after the sediment gets into the reaction tank and reacts, flow into two heavy ponds after the reaction tank reaction, carry out the secondary and deposit in two heavy ponds, water this moment is in the cleaner state, later filter entering filtering ponds for further carry out filtration purification to sewage, outwards discharge through the clean water tank at last, above-mentioned processing procedure is higher to some concentration of handling, and the less industrial waste water of handling capacity, breed waste water etc. have good treatment effect.
Preferably, a first sedimentation cylinder is arranged in the primary sedimentation tank, a second sedimentation cylinder is arranged in the secondary sedimentation tank, and the first sedimentation cylinder and the second sedimentation cylinder are both arranged into inverted cones with small cross-sectional areas at the bottom ends and large cross-sectional areas at the upper end surfaces; the upper parts of the first precipitation cylinder and the second precipitation cylinder are both provided with a vertical pipe blow-off pipe through a bracket.
The first sedimentation cylinder and the second sedimentation cylinder are arranged in an inverted cone shape, so that the sedimentation effect can be improved by utilizing the inclined side surface of the inverted cone shape, and the sedimentary sludge can be gathered at the bottom; the arrangement of the vertical sewage discharge pipe enables sewage to flow along the vertical sewage discharge pipe, so that the sewage can slowly flow into the settling cylinder below the vertical sewage discharge pipe.
Preferably, a first overflow groove is arranged above the side wall between the biochemical tank and the primary sedimentation tank, a first through pipe is communicated between the biochemical tank and the primary sedimentation tank, one end of the first through pipe is arranged at the bottom of the biochemical tank, and the other end of the first through pipe is arranged above the primary sedimentation tank.
The first overflow groove enables sewage to better flow into the biochemical pool, so that the height of liquid in the biochemical pool can be controlled; simultaneously, the first flow pipe is arranged, so that the sewage with higher concentration at the bottom of the biochemical pool can be directly discharged into the bottom of the first sedimentation cylinder, and the sewage with lower concentration above the biochemical pool overflows to the upper part of the primary sedimentation pool through the first overflow groove.
Preferably, a sludge tank is arranged between the primary sedimentation tank and the secondary sedimentation tank, and the primary sedimentation tank and the secondary sedimentation tank are communicated with the sludge tank through pipelines; the sludge tank is connected with a sludge discharge pipe.
The sludge pond can be simultaneously collected just sink the mud in pond and the two heavy ponds, concentrates through the mud pipe discharge, improves mud exhaust efficiency.
Preferably, a second overflow groove is arranged above the side wall between the primary sedimentation tank and the reaction tank, and a third overflow groove is arranged above the side wall between the reaction tank and the secondary sedimentation tank.
The second overflow groove enables sewage above the primary sedimentation tank to better overflow into the reaction tank for reaction, so that the height of liquid in the primary sedimentation tank can be controlled; the sewage after the reaction in the reaction tank can flow into the secondary sedimentation tank through the third overflow groove, and the third overflow groove can control the height of the sewage in the reaction tank.
Preferably, the reaction tank is communicated with the secondary sedimentation tank through a second flow pipe, one end of the second flow pipe is arranged above the reaction tank, and the other end of the second flow pipe is arranged above the secondary sedimentation tank.
The second flow pipe can make sewage flow into the secondary sedimentation tank better from the reaction tank.
Preferably, a fourth overflow groove is arranged on the side wall between the secondary sedimentation tank and the filtering tank,
the fourth overflow groove enables sewage in the secondary sedimentation tank to better flow into the filtering tank, so that the height of the sewage in the secondary sedimentation tank can be controlled.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The sewage is treated with high efficiency, so that the treated sewage can be directly discharged;
(2) The whole treatment equipment has simple structure and saves investment and manufacturing cost.
Drawings
Fig. 1 is a schematic structural view in the front view direction of the present invention;
fig. 2 is a schematic structural view in a top view direction of the present invention;
in the figure: 1. an anaerobic reactor;
2. a biochemical pool 21, a mixed filler 22, an aeration device 23, a first overflow trough 24 and a first circulation pipe;
3. a primary sedimentation tank 31, a first sedimentation cylinder 32 and a second overflow groove;
4. a reaction tank 41, a third overflow groove 42 and a second flow pipe;
5. a secondary sedimentation tank 51 and a second sedimentation cylinder;
6. a filter tank 61 and a back flushing water pipe;
7. a clear water tank;
8. a sludge tank 81 and a sludge discharge pipe.
Detailed Description
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example 1: an integrated sewage treatment system comprising: an anaerobic reactor 1, a biochemical tank 2, a primary sedimentation tank 3, a reaction tank 4, a secondary sedimentation tank 5, a filter tank 6 and a clean water tank 7 which are connected in sequence; the biochemical pool 2 is internally provided with a mixed filler 21 and an aeration device 22.
A first sedimentation cylinder 31 is arranged in the primary sedimentation tank 3, a second sedimentation cylinder 51 is arranged in the secondary sedimentation tank 5, and the first sedimentation cylinder 31 and the second sedimentation cylinder 51 are both arranged into an inverted cone with a small cross-sectional area at the bottom end and a large cross-sectional area at the upper end; vertical pipe drain pipes are arranged above the first settling barrel 31 and the second settling barrel 51 through brackets. The first sedimentation cylinder 31 and the second sedimentation cylinder 51 are arranged in an inverted cone shape, so that the sedimentation effect can be improved by utilizing the inclined side surface of the inverted cone shape, and the sedimented sludge can be gathered at the bottom; the arrangement of the vertical sewage discharge pipe enables sewage to flow along the vertical sewage discharge pipe, so that the sewage can slowly flow into the settling cylinder below the vertical sewage discharge pipe.
A first overflow groove 23 is arranged above the side wall arranged between the biochemical pool 2 and the primary sedimentation pool 3, a first through pipe 24 is communicated between the biochemical pool 2 and the primary sedimentation pool 3, one end of the first through pipe 24 is arranged at the bottom of the biochemical pool 2, and the other end of the first through pipe 24 is communicated in a vertical sewage pipe above the primary sedimentation pool 3. The first overflow chute 23 enables sewage to better flow into the biochemical tank 2, so that the height of liquid in the biochemical tank 2 can be controlled; meanwhile, the first flow pipe 24 is arranged, so that the first flow pipe 24 can directly discharge the sewage with higher concentration at the bottom of the biochemical pool 2 into the bottom of the first sedimentation cylinder 31 through the vertical sewage discharge pipe, and the sewage with lower concentration above the biochemical pool overflows to the upper part of the primary sedimentation pool 3 through the first overflow groove 23.
The reaction tank 4 is communicated with the secondary sedimentation tank 5 through a second circulation pipe 42, one end of the second circulation pipe 42 is arranged above the reaction tank 4, and the other end of the second circulation pipe 42 is communicated with a vertical sewage discharge pipe above the secondary sedimentation tank 5. The second flow pipe 42 enables the sewage to better flow from the reaction tank into the secondary sedimentation tank 5.
A sludge tank 8 is arranged between the primary sedimentation tank 3 and the secondary sedimentation tank 5, and the primary sedimentation tank 3 and the secondary sedimentation tank 5 are both communicated with the sludge tank 8 through pipelines; the sludge tank 8 is connected with a sludge discharge pipe 81. Sludge impoundment 8 can be simultaneously to the just heavy pond 3 and the secondary sedimentation 5 in mud collect, concentrate and discharge through mud pipe 81, improve mud exhaust efficiency.
A second overflow groove 32 is arranged above the side wall between the primary sedimentation tank 3 and the reaction tank 4, and a third overflow groove 41 is arranged above the side wall between the reaction tank 4 and the secondary sedimentation tank 5. The second overflow groove 32 enables the sewage above the primary sedimentation tank 3 to better overflow into the reaction tank 4 for reaction, so that the height of the liquid in the primary sedimentation tank 3 can be controlled; the sewage after the reaction in the reaction tank 4 can flow into the secondary sedimentation tank 5 through the third overflow tank 41, and the third overflow tank 41 can control the height of the sewage in the reaction tank 4.
A fourth overflow groove 52 is arranged on the side wall between the secondary sedimentation tank 5 and the filtering tank 6.
The filter tank 6 is connected with a backwash water pipe 61, and the backwash water pipe 61 can backwash the filter tank 6.
In the utility model, the anaerobic reactor 1 is the prior art, and the concrete structure refers to the Chinese utility model patent document with the publication number of CN 209081528U; after sewage flows into the anaerobic reaction tank 1 from the water inlet pipe, non-dissolved organic matters in raw water can be converted into dissolved organic matters through the treatment of the anaerobic reactor 1, so that the biodegradability of the wastewater is improved, and the subsequent biological treatment is facilitated; then the sewage flows into a biochemical pool 2, and most of COD and BOD can be removed after biochemical treatment; and then the sewage flows into the primary sedimentation tank 3 through the first overflow groove 24 or the first circulation pipe 24 for sedimentation, the settled sewage enters the reaction tank 4 for reaction, flows into the secondary sedimentation tank 5 after the reaction in the reaction tank 4, and is settled for the second time in the secondary sedimentation tank 5, the water at the moment is in a relatively clean state, and then the water enters the filtering tank 6 for filtration, so that the sewage is further filtered and purified, and finally the sewage is discharged outwards through the clean water tank 7.
The above-described embodiments are merely preferred and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (6)

1. An integrated sewage treatment system, characterized by comprising: an anaerobic reactor, a biochemical tank, a primary sedimentation tank, a reaction tank, a secondary sedimentation tank, a filter tank and a clean water tank which are connected in sequence; a mixed filler and an aeration device are arranged in the biochemical pool;
a first sedimentation cylinder is arranged in the primary sedimentation tank, a second sedimentation cylinder is arranged in the secondary sedimentation tank, and the first sedimentation cylinder and the second sedimentation cylinder are both arranged into inverted cones with small cross-sectional areas at the bottom ends and large cross-sectional areas at the upper end surfaces; vertical blow-off pipes are arranged above the first precipitation cylinder and the second precipitation cylinder through the support.
2. The integrated sewage treatment system according to claim 1 wherein a first overflow trough is provided above the side wall between the biochemical tank and the primary sedimentation tank, a first flow pipe is communicated between the biochemical tank and the primary sedimentation tank, one end of the first flow pipe is provided at the bottom of the biochemical tank, and the other end of the first flow pipe is provided above the primary sedimentation tank.
3. The integrated sewage treatment system according to claim 1, wherein a sludge tank is arranged between the primary sedimentation tank and the secondary sedimentation tank, and the primary sedimentation tank and the secondary sedimentation tank are both communicated with the sludge tank through pipelines; the sludge tank is connected with a sludge discharge pipe.
4. The integrated sewage treatment system according to claim 1 wherein a second overflow tank is provided above the side wall between the primary sedimentation tank and the reaction tank, and a third overflow tank is provided above the side wall between the reaction tank and the secondary sedimentation tank.
5. The integrated sewage treatment system of claim 1 wherein the reaction tank is in communication with the secondary sedimentation tank through a second flow pipe, one end of the second flow pipe being disposed above the reaction tank, and the other end of the second flow pipe being disposed above the secondary sedimentation tank.
6. The integrated sewage treatment system according to any one of claims 1 to 5 wherein a fourth overflow tank is provided on a side wall between the secondary sedimentation tank and the filtration tank.
CN202222050705.7U 2022-08-01 2022-08-01 Integrated sewage treatment system Active CN218454078U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222050705.7U CN218454078U (en) 2022-08-01 2022-08-01 Integrated sewage treatment system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222050705.7U CN218454078U (en) 2022-08-01 2022-08-01 Integrated sewage treatment system

Publications (1)

Publication Number Publication Date
CN218454078U true CN218454078U (en) 2023-02-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118639725A (en) * 2024-08-12 2024-09-13 四川省生态环境科学研究院 Rural settlement point domestic sewage collection and treatment system in alpine mountain area

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118639725A (en) * 2024-08-12 2024-09-13 四川省生态环境科学研究院 Rural settlement point domestic sewage collection and treatment system in alpine mountain area

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