CN203291633U - Solid-liquid separating device for waste water suspended solids - Google Patents
Solid-liquid separating device for waste water suspended solids Download PDFInfo
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- CN203291633U CN203291633U CN2013203484958U CN201320348495U CN203291633U CN 203291633 U CN203291633 U CN 203291633U CN 2013203484958 U CN2013203484958 U CN 2013203484958U CN 201320348495 U CN201320348495 U CN 201320348495U CN 203291633 U CN203291633 U CN 203291633U
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Abstract
本实用新型公开的废水悬浮物的固液分离装置，包括池体，池体内由竖壁分隔成进水池和固液分离槽，进水池上方设置进水口，进水池下方与固液分离槽相通，固液分离槽内由上至下分别为清水层、阻挡悬浮物的滤阻层、扩散层和污泥层，清水层与出水口连通，清水层和滤阻层之间设置具有网孔的隔板，在滤阻层中设有悬浮物测量计，污泥层设有污泥收集管，污泥收集管与抽泥泵相连。该装置具有结构简单、管理方便、处理水量大、固液分离效果好、对废水的悬浮物去除率高等优点。
The utility model discloses a solid-liquid separation device for suspended solids in wastewater, comprising a pool body, the pool body is divided into a water inlet pool and a solid-liquid separation tank by a vertical wall, a water inlet is arranged above the water inlet pool, and the bottom of the water inlet pool communicates with the solid-liquid separation tank In the solid-liquid separation tank, from top to bottom, there are clear water layer, filter layer for blocking suspended solids, diffusion layer and sludge layer. The separator is provided with a suspended solids meter in the filter resistance layer, and a sludge collection pipe is provided in the sludge layer, and the sludge collection pipe is connected with a sludge pump. The device has the advantages of simple structure, convenient management, large amount of treated water, good solid-liquid separation effect, and high removal rate of suspended solids in wastewater.
Description
Technical field
The utility model belongs to sewage treatment area, is applicable to the breeding wastewaters such as greenhouse soft-shelled turtle, pig farm and other has than the equipment for separating liquid from solid of high suspended matter waste water.
Background technology
Flourish along with China's scale, intensive culture industry, the breeding wastewaters such as greenhouse soft-shelled turtle, pig farm have become important pollution source of water body.Under the high-density breeding environment, in breeding process, residual feed, aquaculture organism excreta and dead organism can constantly deposit in bed mud.For guaranteeing that greenhouse breeding soft-shell turtle environment and soft-shelled turtle body grow up healthy and sound, employing is at present frequently changed the method for water and is improved the breeding soft-shell turtle environment.A large amount of bed muds are along with draining enters water body, cause in waste discharge suspension content higher.Research shows, the removal of suspension can effectively reduce the concentration of N in water, P and COD, and the water correction of breeding wastewater is had to extremely important effect, must take certain method to carry out the Separation of Solid and Liquid processing to sewage.
For the Separation of Solid and Liquid process of this type of wastewater suspended substance, apply more natural sedimentation method at present.Existing sedimentation basin mainly contains rectangular sedimentation tank, vertical sedimentation basin, radical sedimentation basin and ramp type sedimentation basin, and wherein vertical sedimentation basin is because its floor space is little, and treatment effect better is used widely.Yet vertical sedimentation basin is only applicable to process less water yield waste water, and to adaptability and buffering ability that the water yield changes, in precipitation process, most of trickle suspensions can can't be removed along with bubble floating, and water outlet BOD, ammonia nitrogen, suspension (SS) etc. are still higher.
Filtering is also the common method that Separation of Solid and Liquid is processed.Existing filter method mainly contains diagrid filtration, micro porous filtration, membrane filtration and in-depth filtration.Existing filler mainly contains quartz sand, anthracite grain, magnet ore particle and dolomite grain etc.General filtering ponds need to be comprised of filter course, padding layer, water distribution system and rhone, and whole process is by filtering and two stages of backwash, and elder generation is held back dirt by filtration stage, dirt are separated with filtrate by the backwash stage.Whole process influence many factors, as filtrate proterties (size, shape, porosity, thickness surface character), suspension proterties (size, shape, concentration, surface nature), the vapour lock that anaerobic processes generation bubble causes and the control of backwash process.In a word, the filtration treatment method is more complicated, and the more difficult control of process, and filtrate needs not timing to change, and can't be applicable to that the water yield is large, the breeding soft-shell turtle wastewater treatment of the uncertain greenhouse of water quality.
EVA material (ethylene-vinyl acetate copolymer) was imported China in 1970, was novel environment friendly plastics expanded materials, because it is nontoxic, harmless, soft, waterproof, tool elasticity, was the light industry raw material of the safest, convenient modern, high-quality.EVA has the advantages such as good buffering, antidetonation, heat insulation, moistureproof, resist chemical, under high temperature, bubble, kneading, can not cause the distortion of large degree.In addition, the EVA density of material is situated between 0.91 to 0.93, can suspend in water.It does not contain heavy metal and biodegradable characteristics, can not cause secondary pollution to environment, and range of application is very wide.
Summary of the invention
The utility model is in order to overcome the deficiency of above-mentioned solid-liquid separating method (precipitation and filter), provide a kind of simple in structure, floor space is little, convenient management, treatment effect are high, can process the breeding wastewater such as greenhouse soft-shelled turtle, pig farm and other has the high efficient solid and liquid separation device than high suspended matter waste water.
the purpose of this utility model is achieved through the following technical solutions: the equipment for separating liquid from solid of waste water suspension, comprise the pond body, in the body of pond, by perpendicular wall, be separated into intake pool and solid-liquid separation tank, the intake pool top arranges water inlet, the intake pool below communicates with solid-liquid separation tank, in solid-liquid separation tank, be respectively the clear water layer from top to bottom, the filtration resistance layer that stops suspension, diffusion layer and sludge blanket, the clear water layer is communicated with delivery port, the meshed dividing plate of tool is set between clear water layer and filtration resistance layer, in the filtration resistance layer, be provided with the suspension meter, sludge blanket is provided with the mud collecting pipe, the mud collecting pipe is connected with slush pump.
Above-mentioned filtration resistance layer is the superposed layer that is become " ten " word shape, combined closely between individuality in water by hydrophobic inertia EVA materials processing.
The equipment for separating liquid from solid of processing waste water suspension of the present utility model, be applicable to the breeding wastewaters such as greenhouse soft-shelled turtle, pig farm and other have the Separation of Solid and Liquid process than high suspended matter waste water.
This device intake pool is accepted former water, and waste water slowly enters solid-liquid separation tank.
Use procedure is divided into water filtration and cuts off the water and collect two processes of mud.During water inlet, waste water is entered by intake pool, and when it flowed through diffusion layer, in waste water, residual feed, aquaculture organism excreta and the dead larger particles pollutants such as organism sank down into sludge blanket by precipitation.Poor than the granule sedimentation effect, can be with current or bubble floating to the filtration resistance layer, at the filtration resistance layer by the shock with " ten " word shape EVA material, the bubble that major part is attached on particle breaks, than granule, being filtered layer intercepts, because current in the filtration resistance layer are close to inactive state, greater than the particle of water density, under Action of Gravity Field, sink down into sludge blanket, resistance layer and mesh dividing plate enter the clear water layer and overflow by the top delivery port clear water after filtration.In the water inlet process, due to intake pressure and dividing plate squeezing action, " ten " font EVA material can constantly rise along with the increase of water inlet, between final individuality, combines closely, and forms the minimum filter course of porosity.When suspension (SS) meter monitors filtration resistance layer top waste water SS>=50, by sensor, control water inlet and stop.After water inlet stops, because the lower layer of water pressure drop is low, " ten " font EVA material and the rapid sedimentation of mud meeting, mud is collected by lower floor's collecting pipe, by slush pump, is extracted out and is discharged.Finally realize Separation of Solid and Liquid fully.
The utility model has following advantage:
(1) the hydrophobic inertia EVA material that adopts is not novel environment friendly plastics expanded materials, is processed into " ten " word shape, and is yielding and can be suspended in water.
(2) this EVA material, due to its special " ten " word shape, under intake pressure and dividing plate squeezing action, can be combined closely between individuality and individuality, and porosity, have extremely strong filtration.
(3) before solid-liquid separation tank, add an intake pool, the impact of available buffer water inlet to the Separation of Solid and Liquid process, reduce power consumption.
(4) adopt suspension meter monitoring resistance filtering layer top waste water suspension concentration, by concentration of suspension, change and utilize sensor to control water inlet switch, convenient management.
(5) treatment process is simple, stable performance, and effluent quality is good.Simple in structure and when sucking sludge water level descend the filtration resistance layer material had to good flushing action, can recover its filtering function fully, do not have the problems such as obstruction, process the water yield large and high to the removal efficiency of waste water.
The accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: 1 water inlet, 2 intake pools, 3 pond bodies, 4 beds of precipitation, 5 diffusion layers, 6 filtration resistance layers, 7 clear water layers, 8 delivery ports, 9 mud collecting pipes, 10 slush pumps, 11 dividing plates, 12 suspension meters.
The specific embodiment
with reference to Fig. 1, the equipment for separating liquid from solid of waste water suspension of the present utility model, comprise pond body 3, in pond body 3, by perpendicular wall, be separated into intake pool 2 and solid-liquid separation tank, intake pool 2 tops arrange water inlet 1, intake pool 2 belows communicate with solid-liquid separation tank, in solid-liquid separation tank, be respectively clear water layer 7 from top to bottom, the filtration resistance layer 6 that stops suspension, diffusion layer 5 and sludge blanket 4, clear water layer 7 is communicated with delivery port 8, the meshed dividing plate 11 of tool is set between clear water layer 7 and filtration resistance layer 6, in filtration resistance layer 6, be provided with suspension meter 12, sludge blanket 4 is provided with mud collecting pipe 9, mud collecting pipe 9 is connected with slush pump 10.
Described filtration resistance layer 6 is the superposed layers that become " ten " word shape, combined closely between individuality in water by hydrophobic inertia EVA materials processing.Suspension is had to extremely strong filtration.
Use procedure is divided into water filtration and cuts off the water and collect two processes of mud.During water inlet, waste water is entered by intake pool 2, and when it flowed through diffusion layer 5, in waste water, residual feed, aquaculture organism excreta and the dead larger particles pollutants such as organism sank down into sludge blanket 4 by precipitation.Poor than the granule sedimentation effect, can be with current or bubble floating to filtration resistance layer 6, at filtration resistance layer 6 by the shock with the EVA material, the bubble that major part is attached on particle breaks, than granule, being filtered layer intercepts, because current in filtration resistance layer 6 are close to inactive state, greater than the particle of water density, under Action of Gravity Field, sink down into sludge blanket 4, resistance layer 6 and mesh dividing plate 11 enter clear water layer 7 and overflow by the top delivery port clear water after filtration.In the water inlet process, due to intake pressure and dividing plate squeezing action, the EVA material can constantly rise along with the increase of water inlet, between final individuality, combines closely, and forms the minimum filter course of porosity.When suspension meter 12 monitors filtration resistance layer top waste water SS>=50, by sensor, control water inlet and stop.After water inlet stops, because the lower layer of water pressure drop is low, EVA material and the rapid sedimentation of mud meeting, mud is collected by lower floor's collecting pipe 9, by slush pump 10, is extracted out and is discharged.Finally realize Separation of Solid and Liquid fully.
Claims (2)
1. the equipment for separating liquid from solid of a waste water suspension, it is characterized in that comprising pond body (3), in pond body (3), by perpendicular wall, be separated into intake pool (2) and solid-liquid separation tank, intake pool (2) top arranges water inlet (1), intake pool (2) below communicates with solid-liquid separation tank, in solid-liquid separation tank, be respectively clear water layer (7) from top to bottom, the filtration resistance layer (6) that stops suspension, diffusion layer (5) and sludge blanket (4), clear water layer (7) is communicated with delivery port (8), between clear water layer (7) and filtration resistance layer (6), the meshed dividing plate of tool (11) is set, in filtration resistance layer (6), be provided with suspension meter (12), sludge blanket (4) is provided with mud collecting pipe (9), mud collecting pipe (9) is connected with slush pump (10).
2. the equipment for separating liquid from solid of waste water suspension according to claim 1, is characterized in that filtration resistance layer (6) is the superposed layer that is processed into " ten " word shape, is combined closely between individuality in water by hydrophobic inertia EVA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203484958U CN203291633U (en) | 2013-06-18 | 2013-06-18 | Solid-liquid separating device for waste water suspended solids |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013203484958U CN203291633U (en) | 2013-06-18 | 2013-06-18 | Solid-liquid separating device for waste water suspended solids |
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| CN203291633U true CN203291633U (en) | 2013-11-20 |
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| CN2013203484958U Expired - Lifetime CN203291633U (en) | 2013-06-18 | 2013-06-18 | Solid-liquid separating device for waste water suspended solids |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103285661A (en) * | 2013-06-18 | 2013-09-11 | 浙江大学 | Solid-liquid separation device for waste water suspended matters |
| CN103977630A (en) * | 2014-04-10 | 2014-08-13 | 厦门华净环保技术有限公司 | Settling type automatic slag removal and solid-liquid separation apparatus |
| CN109157910A (en) * | 2018-10-26 | 2019-01-08 | 苏州华蕊雨水技术工程有限公司 | self-cleaning reverse osmosis treatment device |
| CN110548356A (en) * | 2019-10-05 | 2019-12-10 | 安徽正义研磨环保科技有限公司 | Self-excited wet dust collector not easy to block |
-
2013
- 2013-06-18 CN CN2013203484958U patent/CN203291633U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103285661A (en) * | 2013-06-18 | 2013-09-11 | 浙江大学 | Solid-liquid separation device for waste water suspended matters |
| CN103285661B (en) * | 2013-06-18 | 2015-12-09 | 浙江大学 | The equipment for separating liquid from solid of waste water suspension |
| CN103977630A (en) * | 2014-04-10 | 2014-08-13 | 厦门华净环保技术有限公司 | Settling type automatic slag removal and solid-liquid separation apparatus |
| CN103977630B (en) * | 2014-04-10 | 2015-10-28 | 厦门华净环保技术有限公司 | A kind of decanter type automatic residue removing solid-liquid separator |
| CN109157910A (en) * | 2018-10-26 | 2019-01-08 | 苏州华蕊雨水技术工程有限公司 | self-cleaning reverse osmosis treatment device |
| CN110548356A (en) * | 2019-10-05 | 2019-12-10 | 安徽正义研磨环保科技有限公司 | Self-excited wet dust collector not easy to block |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20151209 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |