CN111762907A - Construction sewage purification treatment recycling system and use method - Google Patents
Construction sewage purification treatment recycling system and use method Download PDFInfo
- Publication number
- CN111762907A CN111762907A CN202010654397.1A CN202010654397A CN111762907A CN 111762907 A CN111762907 A CN 111762907A CN 202010654397 A CN202010654397 A CN 202010654397A CN 111762907 A CN111762907 A CN 111762907A
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- Prior art keywords
- sewage
- district
- sedimentation
- area
- water
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- 239000010865 sewage Substances 0.000 title claims abstract description 89
- 238000011282 treatment Methods 0.000 title claims abstract description 61
- 238000010276 construction Methods 0.000 title claims abstract description 35
- 238000004064 recycling Methods 0.000 title claims abstract description 19
- 238000000746 purification Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000004062 sedimentation Methods 0.000 claims abstract description 70
- 238000011010 flushing procedure Methods 0.000 claims abstract description 37
- 238000005406 washing Methods 0.000 claims abstract description 12
- 238000001556 precipitation Methods 0.000 claims description 19
- 239000012528 membrane Substances 0.000 claims description 18
- 230000010354 integration Effects 0.000 claims description 8
- 239000003344 environmental pollutant Substances 0.000 claims description 5
- 231100000719 pollutant Toxicity 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 239000010802 sludge Substances 0.000 claims description 3
- 239000011449 brick Substances 0.000 claims description 2
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000013049 sediment Substances 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 2
- 238000011221 initial treatment Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a construction sewage purification treatment recycling system which comprises a flushing tank, a flushing area, a flushing water gun, a surface rainwater collecting area, a floor water stopping area and a drainage ditch, wherein the flushing tank, the flushing area, the surface rainwater collecting area and the floor water stopping area are respectively communicated with the drainage ditch, the drainage ditch is communicated with a sedimentation tank through a drainage pipeline, a water outlet of the sedimentation tank is communicated with integrated sewage treatment equipment, and a water outlet of the integrated sewage treatment equipment is respectively communicated with a hand washing area, the flushing tank, the flushing area and the flushing water gun through pipelines. The invention collects the sewage such as the sewage used by the flushing area and the flushing tank of the construction site, the surface rainwater, the floor water stop and the like in a centralized way through the drainage ditch for sedimentation and treatment, and the sewage can be reused by all equipment after being purified by the integrated sewage treatment equipment, thereby avoiding the construction sewage from being directly discharged to the municipal pipe network and being beneficial to the safe and civilized construction of the construction site. Meanwhile, the sewage is recycled, and water resources are saved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a construction sewage purification treatment recycling system and a using method thereof.
Background
At present, the construction water consumption of a construction site is large, the produced sewage is directly discharged to a municipal drainage pipe network in the past, the sewage cannot be reused, great waste is caused, and precipitates easily cause blockage of the municipal drainage pipe network, so that the construction site is not favorable for safe and civilized construction, and the environmental protection is also not favorable. Meanwhile, as water resources are gradually exhausted, the sewage is recycled.
Therefore, a system and a method for purifying and treating construction sewage are urgently needed.
Disclosure of Invention
Aiming at the technical problems existing at present, the invention provides a construction sewage purification treatment recycling system and a use method thereof, so as to solve the problem of inconvenient operation in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a construction sewage purification treatment cyclic utilization system, includes towards car groove, washing district, washes the squirt, earth's surface rainwater collecting region, floor stagnant water district and escape canal, towards car groove, washing district, earth's surface rainwater collecting region, floor stagnant water district respectively with the escape canal is linked together, and this escape canal passes through drainage pipe and sedimentation tank intercommunication, the delivery port and the integration sewage treatment device intercommunication of this sedimentation tank, the delivery port of this integration sewage treatment device pass through the pipeline respectively with wash hand district, towards car groove, washing district, wash the squirt intercommunication.
This scheme, to wash tank, flushing zone, wash squirt, earth's surface rainwater collecting region, floor stagnant water district's sewage let in the sedimentation tank after collecting through the escape canal and deposit, and the sewage after the sediment gets into integrated sewage treatment equipment and carries out filtration treatment, and the clear water after the processing gets into the hand washing district, washes tank, flushing zone, washes the squirt and carries out recycle.
As preferred, establish one-level settling zone, second grade settling zone and tertiary settling zone in the sedimentation tank, establish the sediment inlet opening on the one-level settling zone, drainage pipe's one end with the escape canal intercommunication, its other end and this sediment inlet opening intercommunication, establish the sediment apopore on the tertiary settling zone, should deposit the apopore with integration sewage treatment device's inlet opening intercommunication, through one-level sediment water hole intercommunication between one-level settling zone and the second grade settling zone, through second grade sediment water hole intercommunication between second grade settling zone and the tertiary settling zone.
Preferably, a steel grating is arranged on the upper end face of the sedimentation tank.
By the arrangement, sundries are effectively prevented from entering the sedimentation tank.
Preferably, the integrated sewage treatment equipment comprises a water distribution area, a sedimentation area and a membrane area, wherein a treatment water inlet hole is formed in the water distribution area and is communicated with a sedimentation water outlet hole, a treatment water outlet hole is formed in the membrane area, the water distribution area is communicated with the sedimentation area through a primary treatment water passing hole, and the sedimentation area is communicated with the membrane area through a secondary treatment water passing hole.
A use method of the construction sewage purification treatment recycling system comprises the following steps:
s1, collecting the sewage used by the flushing tank and the flushing area, the sewage in the surface rainwater collecting area and the floor water stopping area in a centralized manner;
s2, introducing the sewage collected in a centralized manner into a sedimentation tank through a drainage ditch, allowing the sewage to enter a secondary sedimentation region after being precipitated in a primary sedimentation region, allowing the sewage after the secondary sedimentation to enter a tertiary sedimentation region, allowing the sewage after being precipitated in the tertiary sedimentation region to pass through a sedimentation water outlet and discharging the sewage into integrated sewage treatment equipment;
s3, the sewage enters the precipitation area after preliminary precipitation in the water distribution area of the integrated sewage treatment equipment, enters the membrane area after secondary precipitation in the precipitation area for filtration treatment, and the filtered clean water enters the flushing tank, the flushing area, the flushing water gun and the hand washing area for repeated recycling.
Preferably, the sedimentation tank in step S2 is constructed by bricks, and the inner surface of the sedimentation tank is coated with waterproof mortar.
Preferably, in the step S3, the sludge left after the precipitation in the water distribution area and the precipitation area of the integrated sewage treatment device is dried and directly discharged for treatment.
Preferably, the membrane area in step S3 mainly uses PVDF membrane to filter pollutants in the sewage.
Compared with the prior art, the invention has the beneficial effects that: according to the construction sewage purification treatment recycling system, sewage such as sewage used in a construction site flushing area and a flushing tank, surface rainwater, floor water stop and the like is collected in a centralized manner through the drainage ditch to be precipitated and treated, and the sewage can be reused by each device after being purified by the integrated sewage treatment device, so that the construction sewage is prevented from being directly discharged to a municipal pipe network, and the construction site is facilitated to safe civilized construction. Meanwhile, the sewage is recycled, the construction cost is effectively reduced, and water resources are saved.
Description of the drawings:
FIG. 1 is a schematic view of the overall structure of a construction wastewater purification treatment recycling system of the present invention;
FIG. 2 is a schematic view of the sedimentation tank of FIG. 1;
FIG. 3 is a top view of FIG. 2 with the upper steel grid removed;
fig. 4 is a schematic structural view of the integrated sewage treatment apparatus in fig. 1.
Detailed Description
The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The construction sewage purification treatment recycling system shown in the attached figures 1-4 comprises a flushing tank 1, a flushing area 2, a flushing water gun 3, a ground surface rainwater collecting area 4, a floor water stopping area 5 and a drainage ditch 6, wherein the flushing tank 1 is communicated with the drainage ditch 6 through a first water inlet pipe 12, the flushing area 2 is communicated with the drainage ditch 6 through a second water inlet pipe 21, the ground surface rainwater collecting area 4 is communicated with the drainage ditch 6 through a fourth water inlet pipe, the floor water stopping area 5 is communicated with the drainage ditch 6 through a fifth pipeline 51, the drainage ditch 6 is communicated with a sedimentation tank 7 through a drainage pipeline 61, the sedimentation tank 7 is rectangular as a whole, a primary sedimentation area 71, a secondary sedimentation area 72 and a tertiary sedimentation area 73 are arranged in the sedimentation tank 7, a sedimentation water inlet hole 74 is arranged on the primary sedimentation area 71, the sedimentation water inlet hole 74 is communicated with the drainage pipeline 61, and a sedimentation water outlet hole 77 is arranged on the tertiary sedimentation area 73, this deposit apopore 77 and the inlet opening intercommunication of integration sewage treatment device 8, deposit through the one-level between one-level settling zone 71 and the second grade settling zone 72 and cross water hole 75 intercommunication, deposit through the second grade between second grade settling zone 72 and the tertiary settling zone 73 and cross water hole 76 intercommunication. The upper end surface of the sedimentation tank 7 is provided with a steel grating 78.
The integrated sewage treatment device 8 comprises a water distribution area 81, a sedimentation area 82 and a membrane area 83, wherein a treatment water inlet 84 is arranged on the water distribution area 81, the treatment water inlet 84 is communicated with a sedimentation water outlet 77, a treatment water outlet 87 is arranged on the membrane area 83, the water distribution area 81 is communicated with the sedimentation area 82 through a primary treatment water passing hole 85, and the sedimentation area 82 is communicated with the membrane area 83 through a secondary treatment water passing hole 86. The treatment water outlet 87 of the integrated sewage treatment device 8 is respectively communicated with the hand washing area 9, the flushing tank 1, the flushing area 2 and the flushing water gun 3 through pipelines.
Other components of the integrated sewage treatment apparatus 8 may adopt a structure of the prior art and will not be described in detail herein.
A use method of a construction sewage purification treatment recycling system comprises the following steps:
s1, collecting the sewage used by the flushing tank 1 and the flushing area 2, the sewage of the surface rainwater collecting area 9 and the sewage of the floor water stopping area 10 in a centralized manner;
s2, selecting a place which is closer to a drainage point and a construction water position and does not affect construction according to the plane arrangement condition of a construction site, excavating a foundation pit with the depth of 1.5-2.5 m as a sedimentation tank, wherein the sedimentation tank 7 is formed by bricking, the inner side surface of the sedimentation tank 7 is coated with waterproof mortar, sewage collected in the S1 in a centralized manner is led into the sedimentation tank 7 through a drainage ditch 6, the sewage enters a secondary sedimentation zone 72 after being precipitated by a primary sedimentation zone 71, the sewage after being precipitated by the secondary sedimentation enters a tertiary sedimentation zone 73, and the sewage is precipitated by the tertiary sedimentation zone 73 and then is discharged into the integrated sewage treatment equipment 8 through a sedimentation water outlet 77;
s3, sewage enters a precipitation area 82 after being primarily precipitated in a water distribution area 81 of the integrated sewage treatment device 8, the sewage enters a membrane area 83 after being precipitated again in the precipitation area 82 for filtration treatment, sludge left after being precipitated in the water distribution area 81 and the precipitation area 82 is dried and then directly drained for treatment, the membrane area 83 mainly adopts a PVDF membrane to filter pollutants in the sewage, the device belongs to a physical technical means, the content of COD (chemical oxygen demand), petroleum pollutants and solid suspended matter concentration in the sewage is effectively reduced, and filtered clear water enters a flushing tank 1, a flushing area 2, a flushing water gun 3 and a hand washing area 9 for repeated recycling. The water quality after treatment reaches the first grade A standard of pollutant discharge Standard of municipal wastewater treatment plant (GB18918-2002), and can be recycled.
The foregoing describes preferred embodiments of the present invention. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (8)
1. The utility model provides a construction sewage purification treatment cyclic utilization system which characterized in that: including towards car groove (1), washing district (2), wash squirt (3), earth's surface rainwater collecting region (4), floor stagnant water district (5) and escape canal (6), towards car groove (1), washing district (2), earth's surface rainwater collecting region (4), floor stagnant water district (5) respectively with escape canal (6) are linked together, and this escape canal (6) communicate with sedimentation tank (7) through drainage pipe (61), and the delivery port and the integration sewage treatment device (8) of this sedimentation tank (7) communicate, and the delivery port of this integration sewage treatment device (8) passes through the pipeline and distinguishes (9), towards car groove (1), washes district (2), washes squirt (3) intercommunication respectively with washing hand.
2. The construction sewage purification treatment recycling system of claim 1, wherein: establish one-level sedimentation district (71), second grade sedimentation district (72) and tertiary sedimentation district (73) in sedimentation tank (7), establish on one-level sedimentation district (71) and deposit inlet opening (74), the one end of drainage pipe (61) with escape canal (6) intercommunication, its other end and this deposit inlet opening (74) intercommunication, establish on tertiary sedimentation district (73) and deposit apopore (77), should deposit apopore (77) with the inlet opening intercommunication of integration sewage treatment device (8), deposit through one-level between one-level sedimentation district (71) and second grade sedimentation district (72) and cross water hole (75) intercommunication, deposit through second grade between second grade sedimentation district (72) and the tertiary sedimentation district (73) and cross water hole (76) intercommunication.
3. The construction sewage purification treatment recycling system of claim 2, wherein: and a steel grating (78) is arranged at the upper end of the sedimentation tank (7).
4. The construction sewage purification treatment recycling system according to any one of claims 1 to 3, wherein: integration sewage treatment device (8) are including joining in marriage water district (81), sedimentation district (82) and membrane district (83), join in marriage to establish on water district (81) and handle inlet opening (84), should handle inlet opening (84) and deposit apopore (77) intercommunication, establish on membrane district (83) and handle apopore (87), join in marriage between water district (81) and the sedimentation district (82) and pass through water hole (85) intercommunication through the one-level processing, water hole (86) intercommunication is crossed through the second grade processing between sedimentation district (82) and membrane district (83).
5. The use method of the construction sewage purification treatment recycling system of claim 4, which is characterized by comprising the following steps:
s1, collecting the sewage used by the flushing tank (1) and the flushing area (2), the sewage of the surface rainwater collecting area (9) and the sewage of the floor water stopping area (10) in a centralized manner;
s2, introducing the sewage collected in a centralized manner into a sedimentation tank (7) through a drainage ditch (6), precipitating the sewage in a primary precipitation zone (71) and then entering a secondary precipitation zone (72), introducing the sewage subjected to secondary precipitation into a tertiary precipitation zone (73), precipitating the sewage in the tertiary precipitation zone (73) and then discharging the sewage into an integrated sewage treatment device (8) through a precipitation water outlet (77);
s3, the sewage enters a precipitation area (82) after primary precipitation in a water distribution area (81) of the integrated sewage treatment equipment (8), enters a membrane area (83) for filtration treatment after secondary precipitation in the precipitation area (82), and the filtered clean water enters a flushing tank (1), a flushing area (2), a flushing water gun (3) and a hand washing area (9) for repeated recycling.
6. The use method of the construction sewage purification treatment recycling system according to claim 5, wherein the sedimentation tank (7) in the step S2 is made of bricks, and the inner side surface of the sedimentation tank (7) is coated with waterproof mortar.
7. The use method of the construction sewage purification treatment recycling system according to claim 6, wherein the sludge left after the sedimentation in the water distribution zone (81) and the sedimentation zone (82) of the integrated sewage treatment device (8) in the step S3 is dried and directly discharged for treatment.
8. The method of claim 7, wherein the membrane area (83) of step S3 is mainly formed of PVDF membrane to filter pollutants in the sewage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010654397.1A CN111762907A (en) | 2020-07-09 | 2020-07-09 | Construction sewage purification treatment recycling system and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010654397.1A CN111762907A (en) | 2020-07-09 | 2020-07-09 | Construction sewage purification treatment recycling system and use method |
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| Publication Number | Publication Date |
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| CN111762907A true CN111762907A (en) | 2020-10-13 |
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| CN202010654397.1A Pending CN111762907A (en) | 2020-07-09 | 2020-07-09 | Construction sewage purification treatment recycling system and use method |
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| CN (1) | CN111762907A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115321654A (en) * | 2022-08-22 | 2022-11-11 | 深圳市工勘岩土集团有限公司 | Method and system for purifying, treating and recycling sludge wastewater in foundation engineering construction |
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2020
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| Title |
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| CN115321654A (en) * | 2022-08-22 | 2022-11-11 | 深圳市工勘岩土集团有限公司 | Method and system for purifying, treating and recycling sludge wastewater in foundation engineering construction |
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Application publication date: 20201013 |