CN208577484U - Without medicament secondary waterpower coagulation assisted pond - Google Patents

Without medicament secondary waterpower coagulation assisted pond Download PDF

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Publication number
CN208577484U
CN208577484U CN201820794120.7U CN201820794120U CN208577484U CN 208577484 U CN208577484 U CN 208577484U CN 201820794120 U CN201820794120 U CN 201820794120U CN 208577484 U CN208577484 U CN 208577484U
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China
Prior art keywords
pond
mud
time water
area
secondary waterpower
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Expired - Fee Related
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CN201820794120.7U
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Chinese (zh)
Inventor
刘宏远
杨斐
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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Abstract

Without medicament secondary waterpower coagulation assisted pond, including sequentially connected inhalant region, advection sedimentation area, secondary waterpower mixed zone, sloping plate deposition district, sludge area and clear water zone are flowed downstream.Advection sedimentation area pond body two sides are equipped with track, and install mechanical mud-scraping apparatus;Secondary waterpower mixed zone is made of two time water walls and three time water walls, wherein two time water wall portholes are to tilt upward circular hole cross arrangement by horizontal circular hole and 45 ° to be composed, and three time water wall portholes are formed by the finer and closely woven horizontal circular hole of the time water wall than inhalant region is spaced;Sloping plate deposition district by it is several be parallel to each other, spaced inclined plate forms;Sludge area includes preceding mud-removing bucket and rear mud-removing bucket;Zigzag overflow weir is arranged in clear water zone.

Description

Without medicament secondary waterpower coagulation assisted pond
Technical field
The utility model relates to a kind of sedimentation basins of water process.
Background technique
For drinking water treatment, it is that dosing coagulant arrives in engineering that common process, which is coagulation, precipitating, filtering and disinfection, Flocculation basin makes suspended matter carry out mixed flocculation, subsequently into sedimentation basin mud-water separation.Domestic drinking water treatment sedimentation basin is mainly adopted It is horizontal sedimentation tank or inclined tube (plate) sedimentation basin.Horizontal sedimentation tank is the most widely used pond of large and medium-sized water factory, current China Type has many advantages, such as that simple structure, convenient for management, capacity of resisting impact load is strong, and effluent quality is relatively stable, but occupied area Greatly, treatment effeciency is relatively low, and spoil disposal water concentration is low, will cause water resource waste.In addition, horizontal sedimentation tank delivery turbidity Not ideal enough, to the poor removal effect of some small and light alumen ustum, these tiny alumen ustum can only be removed by subsequent filter tank, be increased Filter loading.Inclined tube (plate) sedimentation basin occupied area is small, and deposition efficiency is high, but capacity of resisting impact load is weak, system stability compared with Difference, sludge easily block inclined tube (plate) and cause the unsmooth influence treatment effect of spoil disposal.
Summary of the invention
The problem of in view of existing sedimentation basin, the utility model are intended to provide that a kind of sedimentation effect is good, anti impulsion load, spoil disposal The highly concentrated secondary novel sedimentation basin of waterpower enhanced coagulation of no medicament.
To solve the above problems, the utility model has researched and developed a kind of secondary novel precipitating of waterpower enhanced coagulation of no medicament Pond.The sedimentation basin carries out secondary waterpower enhanced coagulation in the case where not secondary dosing coagulant in pond, both remains advection Sedimentation basin anti impulsion load and the high advantage of inclined-plate clarifying basin deposition efficiency, but it is low and oblique to overcome horizontal sedimentation tank sediment The susceptible to plugging disadvantage of plate sedimentation basin, on the basis of not increasing water factory's total added amount of chemical, intensive treatment effect improves water outlet water The problems such as matter increases sediment, solves spoil disposal blocking.
The utility model technical scheme applied to solve the technical problem is as follows: a kind of no secondary waterpower enhanced coagulation of medicament Novel sedimentation basin, which is characterized in that this novel sedimentation basin first removes the good closely knit big flocculating body of flocculating effect, tiny alumen ustum Wadding body carries out exempting from pond the secondary waterpower flocculation of dispensing, then is removed by way of shortening settling height, highly concentrated big wadding Body mechanically scrapes the bucket type concentration spoil disposal of mud combination bucket type concentration spoil disposal and secondary flocculation wadding body, and it is dense to substantially increase spoil disposal water Degree.
A kind of secondary novel sedimentation basin of waterpower enhanced coagulation of no medicament, including the sequentially connected inhalant region of Parallel to the flow direction, Advection sedimentation area, secondary waterpower mixed zone, sloping plate deposition district, sludge area and clear water zone.The advection sedimentation area is on pond body edge Track is arranged in the two sides of pond length direction, and on the track 3, mechanical mud-scraping apparatus 2 is scraped for the walking mechanism setting of mechanical dredge device The bottom of pond in advection sedimentation area is arranged in mud mechanism;Secondary waterpower mixed zone includes two time water walls and three time water walls;Secondary The subsequent sloping plate deposition district in waterpower mixed zone installs inclined plate sedimentation device, a set of inclined plate sedimentation device 8 by it is several be parallel to each other, It is formed every the inclined plate of setting, inclined plate is evenly arranged with 60 ° of inclination angle;Zigzag overflow weir is arranged in clear water zone.Sludge discharging area includes The preceding mud-removing bucket 5 in advection sedimentation area, secondary waterpower mixed zone and sloping plate deposition district rear mud-removing bucket 9, preceding mud-removing bucket 5 and rear spoil disposal Bucket 9 all connects spoil disposal main pipe 11.
The utility model is provided with advection sedimentation area, and longer hydraulic detention time can play buffering to change of water quality and make With ensure that system is with good stability.
The utility model behind advection sedimentation area be provided with one side two time water walls, the mixed wall be by diameter be 5~ The horizontal circular hole of 10cm and 45 ° tilt upward circular hole cross arrangement composition, water (flow) direction can be made to change, level stream and 45 ° Upward flow intersection-type collision after certain distance is tilted, so that waterpower mixing occurs, allows not in the case where not dosing coagulant The secondary flocculation of tiny wadding body to settle down, forms easily settled relatively big flocculating body.One side is set again after two time water walls three times Cloth waterwall, by several diameters be 2cm horizontal circular hole homogeneous phase between rearrange so that because by two time water wall due to occur it is disorderly Dynamic water flow is uniformly distributed in rapidly on the entire cross-section of river, and avoiding water flow because of turbulent fluctuation influences post precipitation.
Sloping plate unit is set after three time water walls, increases desilting area, shortens wadding body and precipitates distance, enable wadding body fast Speed precipitates.
The sludge drainage system of this utility model includes preceding sludge drainage system and rear sludge drainage system.Big flocculating body is in advection sedimentation region Precipitating, is scraped by mechanical mud scraper into preceding mud-removing bucket, and sludge mutual extrusion in preceding mud-removing bucket is concentrated, then passes through sludge pipe It discharges it;Tiny wadding body forms biggish wadding body, in the precipitating of inclined plate very little after the collision flocculation of secondary waterpower mixed zone Space slides into mud-removing bucket concentration, is discharged finally by sludge pipe.This spoil disposal system improves spoil disposal water concentration.
A kind of novel sedimentation basin deposition efficiency of the secondary waterpower enhanced coagulation of no medicament is high, and capacity of resisting impact load is strong, spoil disposal Effect is good, system run all right, has apparent advanced and practicability in municipal water supply process field.
Detailed description of the invention
Fig. 1 is the floor map of the utility model;
Fig. 2 is the two time water wall elevation of the utility model;
Fig. 3 a~Fig. 3 b is the two time water wall sectional views of the utility model, and Fig. 3 a is normal cross-section, and Fig. 3 b is anti-section;
Fig. 4 is the three time water wall sectional views of the utility model.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
Referring to Fig.1, the secondary novel sedimentation basin of waterpower enhanced coagulation of a kind of no medicament, including Parallel to the flow direction are sequentially connected Inhalant region, advection sedimentation area, secondary waterpower mixed zone, sloping plate deposition district, sludge area and clear water zone.The inhalant region setting one One time water wall 1 of face, the raw water after coagulation enter the inhalant region of sedimentation basin by inlet channel, make water by a time water wall 1 Stream is distributed evenly in the wide cross section in entire pond, then flows into advection sedimentation area.The pond body two sides in the advection sedimentation area Upper end deployment rails 3, and the walking mechanism for installing mechanical mud-scraping apparatus 2 is arranged on the track 3, and mechanical mud-scraping apparatus 2 is scraped The bottom of pond in advection sedimentation area is arranged in mud mechanism, and bottom of pond longitudinal slope is 0.005-0.01, and water flow slowly flows to two in advection sedimentation area During secondary waterpower mixed zone, most of suspended particulate is settled, under the action of mechanical mud-scraping apparatus 2, by sludge scraping Enter the preceding mud-removing bucket 5 in sludge area.The secondary waterpower mixed zone include two time water walls 6 of one side with while three time water walls 7, Bottom is equipped with rear mud-removing bucket 9;Referring to shown in Fig. 2 and Fig. 3, two time water walls (6) by Reinforced Concrete Materials is prefabricated or steel plate or The material of other same structural strength is made, thickness of wall body be 5~10cm, porthole by diameter be 5~10cm horizontal circular hole and 45 ° tilt upward circular hole cross arrangement, and neighbouring two pitch of holes is greater than wall thickness;Referring to Fig. 4, three time water walls 7 are stainless steel Material, thickness of wall body 2cm, porthole are arranged between the horizontal circular hole homogeneous phase of 2cm by diameter;In addition, two time water walls 6 and three The spacing of time water wall 7 is greater than the distance between two time water walls, 6 adjacent level circular hole and inclination circular hole, two wall perforated areas It is the 6%~20% of the cross-section of river, first row aperture most descends round mouth away from 0.3~0.5m of bottom of pond away from 0.12~0.15m of the water surface. Water flow enters secondary mixed zone, first under the action of two time water walls 6, makes water flow that waterpower mixing collision, tiny wadding body occur Secondary flocculation is formed compared with big flocculating body, then makes the water flow of turbulent fluctuation rapidly uniformly on the entire cross-section of river by three time water walls. The sloping plate deposition district includes a set of inclined plate sedimentation device 8, the device by it is several be parallel to each other, spaced inclined plate group At inclined plate is evenly arranged with 60 ° of inclination angle, and bottom is equipped with rear mud-removing bucket 9;By in the mixing collision of secondary waterpower mixed zone Compared with big flocculating body, in sloping plate deposition district rapid precipitation, primary water flows to clear water zone, and sediment falls into the rear mud-removing bucket 9 in sludge area.Institute The clear water zone setting stated is slightly below the zigzag overflow weir 12 of the water surface, to guarantee that the primary water after sloping plate deposition district precipitates can edge Pond width uniformly flows into outlet canal.The sludge area includes preceding mud-removing bucket 5 and the mixing of secondary waterpower of advection sedimentation area bottom The rear mud-removing bucket 9 in area and sloping plate deposition district bottom, each mud-removing bucket bottom are designed with spoil disposal branch pipe 10, and spoil disposal branch pipe 10 is connected to On one spoil disposal main pipe 11, the particle to precipitate is concentrated in mud-removing bucket, and the sludge of deposition is periodically discharged by spoil disposal main pipe 11.
Content described in this specification embodiment is only an enumeration of the implementation forms of the utility model concept, this is practical new The protection scope of type should not be construed as being limited to the specific forms stated in the embodiments, the protection scope of the utility model also and In those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.

Claims (7)

1. without medicament secondary waterpower coagulation assisted pond, including the sequentially connected inhalant region of Parallel to the flow direction, advection sedimentation area, Secondary waterpower mixed zone, sloping plate deposition district, sludge area and clear water zone;It is characterized by: the inhalant region is equipped with one side once Cloth waterwall (1);The advection sedimentation area is equipped with track (3) along the two sides of pond length direction in pond body, the row of mechanical dredge device It walks mechanism to be arranged on track (3), the bottom of pond in advection sedimentation area is arranged in the mud-scraping mechanism of mechanical mud-scraping apparatus (2);Described Secondary waterpower mixed zone includes two time water walls (6) and three time water walls (7);It is heavy that the sloping plate deposition district installs a set of inclined plate Shallow lake device (8);The sludge area includes the preceding mud-removing bucket (5) of bottom of pond (4) front and the rear mud-removing bucket (9) at rear portion;Described Clear water zone uses zigzag overflow weir (12).
2. the secondary waterpower coagulation assisted of no medicament according to claim 1 pond, it is characterised in that: two time water walls (6), positioned at the middle position of sedimentation basin, by Reinforced Concrete Materials is prefabricated or the material system of steel plate or other same structural strength At thickness of wall body is 5~10cm, and porthole from top to bottom, tilts upward circular hole by the identical horizontal circular hole in aperture and 45 ° and intersects row Column, neighbouring two pitch of holes are greater than wall thickness, and the diameter in hole is 5~10cm.
3. the secondary waterpower coagulation assisted of no medicament according to claim 1 pond, it is characterised in that: three time water walls (7), be stainless steel material, thickness of wall body 2cm, porthole be circle, diameter 2cm, uniformly it is alternate be distributed in entire wall, than into The one time water wall (1) in pool is distributed densification, and single hole area is smaller.
4. the secondary waterpower coagulation assisted of no medicament according to claim 1 pond, it is characterised in that: two time water walls (6) and three time water walls (7), two wall spacing are greater than the distance between adjacent level circular hole and inclination circular hole, and perforated area was The 6%~20% of water section, first row aperture most descend round mouth away from 0.3~0.5m of bottom of pond away from 0.12~0.15m of the water surface.
5. the secondary waterpower coagulation assisted of no medicament according to claim 1 pond, it is characterised in that: inclined plate sedimentation device (8), including it is several be parallel to each other, spaced inclined plate, inclined plate is evenly arranged in sloping plate deposition district with 60 ° of inclination angle.
6. the secondary waterpower coagulation assisted of no medicament according to claim 1 pond, it is characterised in that: the bottom of pond (4) bottom of pond longitudinal slope range is in 0.005-0.01.
7. the secondary waterpower coagulation assisted of no medicament according to claim 1 pond, it is characterised in that: the rear spoil disposal Bucket (9) includes several identical mud-removing buckets, positioned at the lower section of secondary waterpower mixed zone and sloping plate deposition district, all mud-removing bucket bottoms Equipped with a spoil disposal branch pipe (10), spoil disposal branch pipe is connected on a spoil disposal main pipe (11).
CN201820794120.7U 2018-05-25 2018-05-25 Without medicament secondary waterpower coagulation assisted pond Expired - Fee Related CN208577484U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820794120.7U CN208577484U (en) 2018-05-25 2018-05-25 Without medicament secondary waterpower coagulation assisted pond

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820794120.7U CN208577484U (en) 2018-05-25 2018-05-25 Without medicament secondary waterpower coagulation assisted pond

Publications (1)

Publication Number Publication Date
CN208577484U true CN208577484U (en) 2019-03-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108423788A (en) * 2018-05-25 2018-08-21 浙江工业大学 Without medicament secondary waterpower coagulation assisted pond
CN115445257A (en) * 2022-10-08 2022-12-09 云南盛楹环保工程有限公司 Primary purification and desilting equipment for tap water treatment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108423788A (en) * 2018-05-25 2018-08-21 浙江工业大学 Without medicament secondary waterpower coagulation assisted pond
CN108423788B (en) * 2018-05-25 2024-04-09 浙江工业大学 Non-medicament secondary hydraulic reinforced coagulating sedimentation tank
CN115445257A (en) * 2022-10-08 2022-12-09 云南盛楹环保工程有限公司 Primary purification and desilting equipment for tap water treatment

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Granted publication date: 20190305