CN105110459A - Filler intercepting and dredging system for sewage treatment - Google Patents
Filler intercepting and dredging system for sewage treatment Download PDFInfo
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- CN105110459A CN105110459A CN201510650031.6A CN201510650031A CN105110459A CN 105110459 A CN105110459 A CN 105110459A CN 201510650031 A CN201510650031 A CN 201510650031A CN 105110459 A CN105110459 A CN 105110459A
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- wall
- interception
- filler
- water
- sewage treatment
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses a filler intercepting and dredging system for sewage treatment. A guide wall is arranged in the length direction of a sewage treatment tank, the front end of the guide wall is attached to the wall of the tank, a gap is reserved between the rear end of the guide wall and the wall of the tank, a water inlet is formed in one side of the guide wall, a water outlet is formed in the other side of the guide wall, an interception wall is arranged in front of the water outlet, drainage holes are formed in the middle of the interception wall and covered with barrel type interception nets, discharge slots are formed in the upper end of the interception wall, a group of small-power submersible water impellers are arranged in front of the interception wall, the rear part of the interception wall is divided into an upper part and a lower part, the upper part adopts a filler platform, filler and water are pushed into the filler platform, the lower part adopts a drainage cavity, and sewage enters the drainage cavity and then is discharged out of the sewage treatment tank; a notch is formed in the guide wall in the position of the filler platform, so that the filler platform and one end of the water inlet are communicated to form tank internal circulation. The flow direction design is reasonable, local blocking cannot be caused, materials are saved, the cost is low, water flows slowly, accumulation at dead angles cannot be caused, the operation cost is low, and the filler intercepting and dredging system is applicable to dredging of filler in sewage treatment.
Description
Technical field
The present invention relates to technical field of sewage
Background technology
For MBBR technique in Sewage treatment systems, in water, place a certain proportion of biological suspended packing, filler is attached with microbial film, sewage is purified.Sewage continues to flow into pond from water-in, and discharge along guiding flowing for some time from water outlet in pond, during this period of time, the biofilm carrier of sewage on filler carries out decomposing, purifying, and filler needs to be retained in pond to circulate always.In order to keep the lasting turnover of sewage and circulating of filler in prior art, the filling for sewage treatment interception taked and persuasion system are as shown in Figure 1, one training wall is set in pond, training wall rear and front end all keeps gap with pool wall, sewage on the whole just around training wall continue clockwise or rotate counterclockwise, generally promote current by high-power submerged impeller.Pool wall width is provided with water-in, and on the width relative with water-in, the other end is provided with water outlet, the path of current can be made so the longest, obtain best purification effect.In order to tackle filler, at water outlet, board-like catch net is together set, generally be made up of metallic substance, it offers water vent, water port diameter is less than filler, after process, sewage is discharged by water vent, and filler is blocked, and the flow direction that pool inner water stream followed by the filler be blocked continues to rotate around training wall.But this combines to adopt board-like catch net and high-power submerged impeller, has following weak point:
1, in the posterior segment of board-like catch net, the thrust due to underwater scooter diminishes and causes filler can not pushed away from catch net, and filler can be blocked in herein;
2, when filler is piled up in catch net posterior segment, sewage then flows out from the front end of catch net, thus decreases the residence time of sewage in pond, causes short stream, thus causes water outlet to exceed standard;
3, in order to avoid the accumulation of above-mentioned filler, then need to use more powerful thruster, strengthen filler translational speed in pond, cause mutual serious wear between filler and body of wall, between filler and blade;
4, adopt high-power submerged impeller, energy consumption is high, and running cost increases;
5, filler is at the flow field dead angle acumulation that underwater scooter is formed;
6, due to the physical property reason of board-like catch net, its bending tensile strength is little, yielding, therefore when designing, must adopt less via hole flow velocity, so make the area of catch net want large, cost is higher.
Therefore adopt board-like interception and persuasion system energy consumption is high, poor reliability, the demand of MBBR treatment process can not be met.
Summary of the invention
Technical problem solved by the invention is to provide that a kind of energy consumption is low, equipment loss is little and thoroughly solves filling for sewage treatment interception and the persuasion system of filler local stoppages phenomenon.
The technical solution used in the present invention is, filling for sewage treatment interception and persuasion system, comprise the training wall in treatment tank, a water-in and water outlet is provided with in treatment tank, training wall is arranged along the length direction for the treatment of tank, the front end of training wall fits in front pool wall, training wall rear end and rear pool wall keep spacing, water-in is arranged at the side of training wall front end, water outlet is arranged at the opposite side of training wall front end, one interception wall is provided with before water outlet, water vent is provided with in the middle part of interception wall, water vent is covered with cartridge type catch net, interception wall upper end offers discharge groove, one group of small power submersible water impeller is provided with before interception wall, interception wall rear portion is divided into upper and lower two portions by a dividing plate, it is filler platform above dividing plate, filler and water are pushed to filler platform by small power submersible water impeller, it is drain chamber below dividing plate, sewage enters drain chamber then effluent sewerage treating pond by water vent, the training wall at filler platform place is provided with breach, filler platform is connected with one end of water-in and forms pond internal recycle.
The long-width ratio for the treatment of tank is 3-1.
Cartridge type catch net offers aperture, and small aperture is less than filler diameter.
Cartridge type catch net quantity is 2-8, is evenly distributed on interception wall.
The length-to-diameter ratio of cartridge type catch net is 3-1.5.
The invention has the beneficial effects as follows the local stoppages that there will not be filler; Cartridge type catch net is compared board-like catch net structure and will be stablized, and via hole flow velocity can improve, and save material, cost is low; Adopt low speed small power submersible water impeller, so also do not exist between filler and body of wall, between filler and blade, running cost is low; Overall sluggish flow in pond, there will not be the phenomenon in flow field rapidly, so also there will not be dead angle acumulation.Water outlet is evenly arranged, and there will not be short flow phenomenon.
Accompanying drawing explanation
Fig. 1 is prior art structural representation.
Fig. 2 is structure vertical view of the present invention.
Fig. 3 is along A-A direction sectional view in Fig. 2.
Be labeled as in figure: 1-cartridge type catch net, 2-small power submersible water impeller, 3-filler, 4-filler platform, 5-training wall, 6-tackles wall, 7-discharge groove, 8-dividing plate, 82-drain chamber, the board-like catch net of 9-, the high-power submerged impeller of 91-, 92-walkway board.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 2 and Figure 3, filling for sewage treatment interception of the present invention and persuasion system, training wall 5 along its length is together provided with in treatment tank, the front end of training wall 5 fits in front pool wall, and training wall 5 rear end and rear pool wall keep spacing, and water-in is arranged at the side of training wall 5 front end, water outlet is arranged at the opposite side of training wall 5 front end, sewage enters in pond by water-in, and walk around from training wall 5 rear end, in pond, stream turns around.Before water outlet, be provided with together hard the interception wall 6 of water (flow) direction, be provided with water vent in the middle part of interception wall 6, water vent be covered with cartridge type catch net 1, interception wall 6 upper end offers discharge groove 7., be provided with one group of small power submersible water impeller in interception wall current upstream nearby, promotion current and filler are through discharge groove 7.Interception wall 6 rear portion is divided into upper and lower two portions by a dividing plate 8, and top is filler platform 4, and small power submersible water impeller 2 is by filler 3 and water pushed forward, until filler platform 4.Be drain chamber 82 below filler platform 4, sewage enters drain chamber 82 then effluent sewerage treating pond by water vent; The training wall 5 at filler platform 4 place is provided with breach, and filler platform 4 is connected with one end of water-in, forms pond internal recycle.At interception wall 6 place, there is not large change in flow direction, the filler 3 on upper strata and sewage continue to be advanced through discharge groove 7, filler platform 4 is entered under the propelling movement of small power submersible water impeller 2, filler platform 4 is connected with feed-water end, under the flow action of continual water inlet, the filler 3 on filler platform 4 again enters circulation under current drive, part of contaminated water is had to flow out through water vent in the middle part of interception wall 6, filler is retained down through cartridge type catch net 1, because Chi Didou is provided with aeration head, the air that aeration head is discharged moves up, filler 3 can be driven also to move up, simultaneously due to interception wall 6 only having discharge groove 7 place can allow passing through of filler 3, filler 3 also can be pushed to discharge groove 7 place, small power submersible water impeller 2 assists the movement of filler 3, small power submersible water impeller 2 just plays the effect of assisting and accelerating filler 3 movement, therefore small power submersible water impeller 2 is selected, compared with high-power submerged impeller of the prior art, equipment cost reduces greatly, be about its 10%, what decrease also has cost of equipment maintenance and energy-output ratio.
The present invention adopts cartridge type catch net 1, makes the water after processing evenly enter into cylinder from the surrounding of cartridge type catch net 1, there will not be local stoppages.And cartridge type catch net 1 is uniformly towards cylinder center by the pressure of current, and cylindrical structure effectively can resist this pressure, and catch net of the prior art is subject to is the surging force of unidirectional current, is improve water displacement, needs increased area, increased area has to be needed improve intensity and add heavy thickness, therefore, adopting cartridge type catch net 1 to compare board-like catch net structure will stablize, and via hole flow velocity can be designed to more than 10 ~ 15 times of board-like catch net, also save material, cost is low simultaneously.Cartridge type catch net 1 and water vent are evenly arranged at interception wall 6, and water outlet is even, there will not be short flow phenomenon
Sewage disposal pool structure of the present invention and flow to reasonable in design, pool inner water need not be made to keep high flow rate, and use small power submersible water impeller 2, in pond, flow velocity is low, so also there are not the wearing and tearing of slurries and filler 3; Small power submersible water impeller 2 also makes running cost reduce; Water body is overall sluggish flow in pond, there will not be the phenomenon in flow field rapidly, so also there will not be dead angle acumulation.
Claims (5)
1. filling for sewage treatment interception and persuasion system, comprise the training wall in treatment tank, a water-in and water outlet is provided with in treatment tank, it is characterized in that: training wall is arranged along the length direction for the treatment of tank, the front end of training wall fits in front pool wall, training wall rear end and rear pool wall keep spacing, water-in is arranged at the side of training wall front end, water outlet is arranged at the opposite side of training wall front end, one interception wall is provided with before water outlet, water vent is provided with in the middle part of interception wall, water vent is covered with cartridge type catch net, interception wall upper end offers discharge groove, one group of small power submersible water impeller is provided with before interception wall, interception wall rear portion is divided into upper and lower two portions by a dividing plate, it is filler platform above dividing plate, filler and water are pushed to filler platform by small power submersible water impeller, it is drain chamber below dividing plate, sewage enters drain chamber then effluent sewerage treating pond by water vent, the training wall at filler platform place is provided with breach, filler platform is connected with one end of water-in and forms pond internal recycle.
2. filling for sewage treatment interception as claimed in claim 1 and persuasion system, is characterized in that: the long-width ratio of described treatment tank is 3-1.
3. filling for sewage treatment interception as claimed in claim 1 and persuasion system, is characterized in that: described cartridge type catch net offers aperture, and small aperture is less than filler diameter.
4. filling for sewage treatment interception as claimed in claim 1 and persuasion system, is characterized in that: described cartridge type catch net quantity is 2-8, is evenly distributed on interception wall.
5. filling for sewage treatment interception as claimed in claim 1 and persuasion system, is characterized in that: the length-to-diameter ratio of described cartridge type catch net is 3-1.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510650031.6A CN105110459B (en) | 2015-10-09 | 2015-10-09 | Filling for sewage treatment is intercepted and persuasion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510650031.6A CN105110459B (en) | 2015-10-09 | 2015-10-09 | Filling for sewage treatment is intercepted and persuasion system |
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| CN105110459A true CN105110459A (en) | 2015-12-02 |
| CN105110459B CN105110459B (en) | 2017-08-08 |
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| CN201510650031.6A Active CN105110459B (en) | 2015-10-09 | 2015-10-09 | Filling for sewage treatment is intercepted and persuasion system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105641996A (en) * | 2016-03-14 | 2016-06-08 | 大连宇都环境技术材料有限公司 | Solid-liquid separator for water treatment and water treatment pond |
| CN107540172A (en) * | 2017-10-25 | 2018-01-05 | 芜湖市纯至网络科技有限公司 | A kind of filling for sewage treatment intercepts and persuasion system |
| CN108178307A (en) * | 2018-03-12 | 2018-06-19 | 济宁市孚源环保科技有限公司 | A kind of seven sections of advanced nitrogen biochemical processing methods |
| CN110407314A (en) * | 2019-09-05 | 2019-11-05 | 北京亦庄水务有限公司 | A kind of anti-clogging water outlet sieve and moving bed biofilm reactor |
| CN112960769A (en) * | 2021-03-04 | 2021-06-15 | 上海市政工程设计研究总院（集团）有限公司 | Circulation type sewage treatment device and sewage treatment system comprising same |
| CN113443741A (en) * | 2021-07-01 | 2021-09-28 | 重庆市梁平排水有限公司 | Follow-on high-density pond |
Citations (5)
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| CN201785293U (en) * | 2010-09-02 | 2011-04-06 | 青岛思普润水处理有限公司 | Sewage treatment system |
| CN201999792U (en) * | 2011-01-04 | 2011-10-05 | 中冶华天工程技术有限公司 | Internal circulation moving bed bioreactor |
| CN202246231U (en) * | 2011-09-28 | 2012-05-30 | 北京建筑工程学院 | Internal circulation biological treatment device for suspended filler and sewage |
| CN204079593U (en) * | 2014-09-28 | 2015-01-07 | 浦华环保有限公司 | A kind of anaerobism, anoxic MBBR reaction tank |
| CN204417199U (en) * | 2015-01-20 | 2015-06-24 | 无锡通田博适环境科技有限公司 | Filler blocking apparatus used for biological fluidized bed |
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2015
- 2015-10-09 CN CN201510650031.6A patent/CN105110459B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201785293U (en) * | 2010-09-02 | 2011-04-06 | 青岛思普润水处理有限公司 | Sewage treatment system |
| CN201999792U (en) * | 2011-01-04 | 2011-10-05 | 中冶华天工程技术有限公司 | Internal circulation moving bed bioreactor |
| CN202246231U (en) * | 2011-09-28 | 2012-05-30 | 北京建筑工程学院 | Internal circulation biological treatment device for suspended filler and sewage |
| CN204079593U (en) * | 2014-09-28 | 2015-01-07 | 浦华环保有限公司 | A kind of anaerobism, anoxic MBBR reaction tank |
| CN204417199U (en) * | 2015-01-20 | 2015-06-24 | 无锡通田博适环境科技有限公司 | Filler blocking apparatus used for biological fluidized bed |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105641996A (en) * | 2016-03-14 | 2016-06-08 | 大连宇都环境技术材料有限公司 | Solid-liquid separator for water treatment and water treatment pond |
| CN107540172A (en) * | 2017-10-25 | 2018-01-05 | 芜湖市纯至网络科技有限公司 | A kind of filling for sewage treatment intercepts and persuasion system |
| CN107540172B (en) * | 2017-10-25 | 2021-02-26 | 济宁中山公用水务有限公司 | Sewage treatment is with packing interception and dredging system |
| CN108178307A (en) * | 2018-03-12 | 2018-06-19 | 济宁市孚源环保科技有限公司 | A kind of seven sections of advanced nitrogen biochemical processing methods |
| CN110407314A (en) * | 2019-09-05 | 2019-11-05 | 北京亦庄水务有限公司 | A kind of anti-clogging water outlet sieve and moving bed biofilm reactor |
| CN112960769A (en) * | 2021-03-04 | 2021-06-15 | 上海市政工程设计研究总院（集团）有限公司 | Circulation type sewage treatment device and sewage treatment system comprising same |
| CN113443741A (en) * | 2021-07-01 | 2021-09-28 | 重庆市梁平排水有限公司 | Follow-on high-density pond |
| CN113443741B (en) * | 2021-07-01 | 2023-09-12 | 重庆市梁平排水有限公司 | Improved high-density pool |
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| Publication number | Publication date |
|---|---|
| CN105110459B (en) | 2017-08-08 |
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Effective date of registration: 20190725 Address after: 116024 13th Floor, No. 541 Network Building, Huangpu Road, Dalian High-tech Park, Liaoning Province Co-patentee after: Dalian Yudu Environment Engineering Techn Co., Ltd. Patentee after: Dalian Wedo Environmental Material and Technology Co., Ltd. Address before: 116021 Guang Rong mansion, 90 Xi'an Road, Shahekou District, Liaoning, Dalian, 2001 Patentee before: Dalian Wedo Environmental Material and Technology Co., Ltd. |
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