CN204709882U - Novel sedimentation basin - Google Patents

Novel sedimentation basin Download PDF

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Publication number
CN204709882U
CN204709882U CN201520292679.6U CN201520292679U CN204709882U CN 204709882 U CN204709882 U CN 204709882U CN 201520292679 U CN201520292679 U CN 201520292679U CN 204709882 U CN204709882 U CN 204709882U
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packing layer
sedimentation basin
pond
air plug
mud
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CN201520292679.6U
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张华�
王昭峰
王保玉
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Maibang (Beijing) Environmental Protection Engineering Co. Ltd.
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Easy Baihao Source (beijing) Environmental Protection Technology Co Ltd
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Abstract

The utility model discloses a kind of novel sedimentation basin, comprise by the bottom of pond and the pond body that forms of pool wall, in the body of pond, be divided into buffering area, settling zone and air plug-flow district by dividing plate; Described buffering area is positioned at sedimentation basin water inlet end, and described setting buffers has charging aperture; Be provided with packing layer in described settling zone, packing layer is separated setting with at the bottom of pond, and the space between at the bottom of packing layer and pond is horizontal stream passage, in described horizontal stream passage, be provided with suction mud scraper; Be provided with above packing layer in described sedimentation basin and receive tank and sludge reflux groove; Described air plug-flow district is positioned at the one end away from buffering area, and be provided with air plug flow device in described air plug-flow district, top, air plug-flow district is provided with discharging opening.Novel sedimentation basin of the present utility model not only has can the advantage of continuous effluent mud extraction, also need not arrange backflow pump house, can realize the backflow of mud, not only save floor space, also have energy consumption low, fully can maintain the advantage of the activity of mud.

Description

Novel sedimentation basin
Technical field
The utility model relates to a kind of sewage-treatment plant, particularly relates to a kind of novel sedimentation basin.
Background technology
Along with the development of society, the problem of water scarcity is day by day serious, and water will become a key factor of restriction social development.People also more and more pay attention to exploitation and the improvement of water technology.
Biologic process for treating sewage is one more special in sewage treatment process, is also called activated sludge process.Activated sludge process can be divided into aerobic method and anaerobic process etc.The wider aerobic treatment process of current application comprises various ways as AO, AAO, oxidation ditch etc., the mud-water separation unit of most technique is what to separate with biological processing unit, normally aeration zone mud is discharged to sedimentation basin by deadweight or pump, carry out mud-water separation, the form of sedimentation basin is also divided into the various ways such as flat flow, vertical-flow, secondary flow formula, but be generally that one or more bucket is set, sludge part is arranged outward, part is back to biological reaction pool after pressurizeing, and usual sludge reflux amount is not more than 100% of inflow.
At present, in the sewage treatment process of part modified form, settling zone and bio-reaction zone have integrally, but wherein settling zone majority adopts the form of secondary flow formula or rectangular sedimentation tank, return sludge ratio is little, is unfavorable for denitrogenation dephosphorizing, and settling zone floor space is large, cost of investment is high, operating cost is high.
Utility model content
The utility model aim to provide a kind of can the novel sedimentation basin of continuous effluent spoil disposal.
The utility model provides a kind of novel sedimentation basin, comprise by the bottom of pond and the pond body that forms of pool wall, buffering area, settling zone and air plug-flow district is divided into by dividing plate in the body of pond, partition wall between buffering area and settling zone is the first partition wall, partition wall between settling zone and air plug-flow district is the second partition wall, and described first partition wall and the second partition wall are all separated setting with at the bottom of pond;
Described buffering area is positioned at sedimentation basin water inlet end, and described setting buffers has charging aperture;
Be provided with packing layer in described settling zone, packing layer is separated setting with at the bottom of pond, and the space between at the bottom of packing layer and pond is horizontal stream passage, in described horizontal stream passage, be provided with suction mud scraper; Be provided with above packing layer in described sedimentation basin and receive tank and sludge reflux groove;
Described air plug-flow district is positioned at the one end away from buffering area, and be provided with air plug flow device in described air plug-flow district, top, air plug-flow district is provided with discharging opening.
Preferably, described packing layer comprises inclined plate packing layer and inclined tube packing layer, and described inclined tube packing layer is arranged at above inclined plate packing layer.
Preferably, described receipts tank comprises receipts water major trough and multiple receipts water props up groove, described receipts water major trough is arranged at above packing layer, and it is external that one end is communicated to pond, it is uniform along receiving water major trough length direction that described multiple receipts water props up groove, and one end is communicated with receipts water major trough, and the other end and sludge reflux groove are fixed.
Preferably, described suction mud scraper adopts Travelling Mud Sucker and Scraper.
Preferably, described sludge reflux groove outlet is communicated with air plug-flow district.
Preferably, described discharging opening and charging aperture are arranged at the same side of pool wall.
Preferably, be provided with bracing frame between described first partition wall and the second partition wall, packing layer is arranged on support frame as described above, is respectively arranged with and inhales mud scraper vertical beam walking passageway between the two side of settling zone and packing layer.
Preferably, described Travelling Mud Sucker and Scraper is provided with back purge system.
Preferably, described first the lower partition tilts to settling zone, and arranges overflow wall in buffering area, is connected bottom described overflow wall with at the bottom of pond, and overflow wall overhead height is lower than the first partition wall overhead height.
Preferably, the mud mouth of described suction mud scraper is communicated with sludge reflux groove.
Utilize novel sedimentation basin of the present utility model, mud mixture enters into the buffering area of sedimentation basin from charging aperture, then horizontal stream passage is entered into, from horizontal stream passage in uphill process, under the effect of packing layer, realize mud-water separation, clear water is collected by the receipts tank of top, and mud falls back in horizontal stream passage due to gravity, owing to being provided with suction mud scraper, the mud in horizontal stream passage can being discharged, there is the advantage of the spoil disposal that can absorb water continuously.In addition, enter in air plug-flow district at the flows by action of the mud mixture entered, reflux under the effect of air plug flow device, therefore, novel sedimentation basin of the present utility model, backflow pump house need not be set, the backflow of mud can be realized, not only save floor space, and only have 0.05 ~ 0.2m by the lifting elevation of air plug flow device to mixed liquor, and traditional require that sludge reflux pump promotes the usual > 5m of elevation by the mode arranging sludge reflux pump house, therefore, the utility model also has the low advantage of energy consumption.In addition, because mud can realize backflow in sedimentation tank body, separately need not establish pipeline, therefore, it is possible to fully maintain the activity of mud, and then improve the effect of sewage disposal.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of novel sedimentation basin of the present utility model;
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1;
Fig. 3 is the B-B sectional structure schematic diagram of Fig. 1.
In figure, mark is illustrated as: at the bottom of 1-pond; 2-buffering area; 3-settling zone; 4-air plug-flow district; 5-first partition wall; 6-second partition wall; 7-charging aperture; 8-horizontal stream passage; 9-inhales mud scraper; 11-sludge reflux groove; 12-air plug flow device; 13-inclined plate packing layer; 14-inclined tube packing layer; 101-receives water major trough; 102-receives water and props up groove; 151,152-inhales mud scraper vertical beam walking passageway; 16-overflow wall; 17-discharging opening.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.
Embodiment 1
See Fig. 1 to Fig. 3, the novel sedimentation basin of the present embodiment, comprise by the bottom of pond 1 and the pond body that forms of pool wall, buffering area 2, settling zone 3 and air plug-flow district 4 is divided into by dividing plate in the body of pond, partition wall between buffering area 2 and settling zone 3 is the first partition wall 5, partition wall between settling zone 3 and air plug-flow district 4 is the second partition wall 6, and described first partition wall 5 and the second partition wall 6 all 1 are separated setting with at the bottom of pond;
Described buffering area 2 is positioned at sedimentation basin water inlet end, and described buffering area 2 is provided with charging aperture 7;
Be provided with packing layer in described settling zone 3, packing layer 1 is separated setting with at the bottom of pond, and the space at the bottom of packing layer and pond between 1 is horizontal stream passage 8, is provided with and inhales mud scraper 9 in described horizontal stream passage 8; Be provided with above packing layer in described sedimentation basin and receive tank and sludge reflux groove 11;
Described air plug-flow district 4 is positioned at the one end away from buffering area 2, is provided with air plug flow device in described air plug-flow district 4, and top, air plug-flow district 4 is provided with discharging opening 17.
Utilize novel sedimentation basin of the present utility model, mud mixture enters into the buffering area 2 of sedimentation basin from charging aperture 7, then horizontal stream passage 8 is entered into, from horizontal stream passage 8 in uphill process, under the effect of packing layer, realize mud-water separation, clear water is collected by the receipts tank of top, and mud falls back in horizontal stream passage 8 due to gravity, inhale mud scraper 9 owing to being provided with, the mud in horizontal stream passage 8 can be discharged, there is the advantage of the spoil disposal that can absorb water continuously.In addition, enter in air plug-flow district 4 at the flows by action of the mud mixture entered, reflux under the effect of air plug flow device 12, therefore, novel sedimentation basin of the present utility model, backflow pump house need not be set, the backflow of mud can be realized, not only save floor space, and only have 0.05 ~ 0.2m by the lifting elevation of air plug flow device to mixed liquor, and traditional require that sludge reflux pump promotes the usual > 5m of elevation by the mode arranging sludge reflux pump house, therefore, the utility model also has the low advantage of energy consumption.In addition, because mud can realize backflow in settling zone, separately need not establish pipeline, therefore, it is possible to fully maintain the activity of mud, and then improve the effect of sewage disposal.
Preferably, described packing layer comprises inclined plate packing layer 13 and inclined tube packing layer 14, and described inclined tube packing layer 14 is arranged at above inclined plate packing layer 13.Described inclined plate packing layer 13 is for adopting ripple inclined plate packing, described inclined tube packing layer 14 is honeycomb inclined-tube filler, described ripple inclined plate packing two plate spacing is preferably between 10cm ~ 50cm, be preferably 15cm ~ 35cm, optimum is 20cm, and swash plate inclination angle is not less than 60 °, the diameter of bore of described honeycomb inclined-tube filler is not less than 60mm ~ 150mm, preferably 80 ~ 120mm, optimum 100mm, inclined tube inclination angle is not less than 60 °.The floor height of described inclined tube packing layer 14 and described inclined plate packing layer 13 is than being 1:(1 ~ 2), be more preferably 1:2, better sedimentation effect can be obtained.
Preferably, described receipts tank comprises receipts water major trough 101 and multiple receipts water props up groove 102, described receipts water major trough 101 is arranged at above packing layer, and it is external that one end is communicated to pond, it is uniform along receipts water major trough 101 length direction that described multiple receipts water props up groove 102, and one end is communicated with receipts water major trough 101, and the other end and sludge reflux groove 11 are fixed, the clear water on upper strata, described settling zone 3 is collected in water major trough 101 by receiving water major trough 102, then flows out.
Preferably, described suction mud scraper 9 adopts Travelling Mud Sucker and Scraper.
Preferably, described sludge reflux groove 11 outlet is communicated with air plug-flow district 4, and the mud that suction mud scraper 9 scrapes is transported in sludge reflux groove 11, then flow in air plug-flow district 4.
Preferably, described discharging opening 17 and charging aperture 7 are arranged at the same side of pool wall, so that the mixture after precipitation realizes backflow.
Preferably, described first partition wall 5 and the second partition wall 6 between be provided with bracing frame, packing layer is arranged on support frame as described above, be respectively arranged with between the two side of settling zone 3 and packing layer and inhale mud scraper vertical beam walking passageway, side is for inhaling mud scraper vertical beam walking passageway 151, and side is for inhaling mud scraper vertical beam walking passageway 152.
Preferably, described Travelling Mud Sucker and Scraper is provided with back purge system.
Preferably, described first dividing plate 5 bottom tilts to settling zone 3, and overflow wall 16 is set in buffering area 2,1 to be connected with at the bottom of pond bottom described overflow wall 16, and overflow wall 16 overhead height is lower than the first partition wall 5 overhead height, to lead to the flow direction of the mud mixture entering into buffering area 2, carry out water distribution.
Air plug flow device 12 described in the present embodiment, inhale mud scraper 9 and the Travelling Mud Sucker and Scraper that is provided with back purge system is existing equipment, no longer its structure is repeated at this.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.

Claims (9)

1. a novel sedimentation basin, it is characterized in that, comprise by the bottom of pond and the pond body that forms of pool wall, buffering area, settling zone and air plug-flow district is divided into by dividing plate in the body of pond, partition wall between buffering area and settling zone is the first partition wall, partition wall between settling zone and air plug-flow district is the second partition wall, and described first partition wall and the second partition wall are all separated setting with at the bottom of pond;
Described buffering area is positioned at sedimentation basin water inlet end, and described setting buffers has charging aperture;
Be provided with packing layer in described settling zone, packing layer is separated setting with at the bottom of pond, and the space between at the bottom of packing layer and pond is horizontal stream passage, in described horizontal stream passage, be provided with suction mud scraper; Be provided with above packing layer in described sedimentation basin and receive tank and sludge reflux groove;
Described air plug-flow district is positioned at the one end away from buffering area, and be provided with air plug flow device in described air plug-flow district, top, air plug-flow district is provided with discharging opening.
2. novel sedimentation basin according to claim 1, is characterized in that, described packing layer comprises inclined plate packing layer and inclined tube packing layer, and described inclined tube packing layer is arranged at above inclined plate packing layer.
3. novel sedimentation basin according to claim 1, it is characterized in that, described receipts tank comprises receipts water major trough and multiple receipts water props up groove, described receipts water major trough is arranged at above packing layer, and it is external that one end is communicated to pond, it is uniform along receiving water major trough length direction that described multiple receipts water props up groove, and one end is communicated with receipts water major trough, and the other end and sludge reflux groove are fixed.
4. novel sedimentation basin according to claim 1, is characterized in that, described suction mud scraper adopts Travelling Mud Sucker and Scraper.
5. novel sedimentation basin according to claim 1, is characterized in that, described sludge reflux groove outlet is communicated with air plug-flow district.
6. novel sedimentation basin according to claim 1, is characterized in that, described discharging opening and charging aperture are arranged at the same side of pool wall.
7. novel sedimentation basin according to claim 1, it is characterized in that, be provided with bracing frame between described first partition wall and the second partition wall, packing layer is arranged on support frame as described above, is respectively arranged with and inhales mud scraper vertical beam walking passageway between the two side of settling zone and packing layer.
8. novel sedimentation basin according to claim 4, is characterized in that, for being provided with the Travelling Mud Sucker and Scraper of back purge system in described Travelling Mud Sucker and Scraper.
9. novel sedimentation basin according to claim 1, it is characterized in that, described first the lower partition tilts to settling zone, and arranges overflow wall in buffering area, be connected with at the bottom of pond bottom described overflow wall, and overflow wall overhead height is lower than the first partition wall overhead height.
CN201520292679.6U 2015-05-07 2015-05-07 Novel sedimentation basin Active CN204709882U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105800829A (en) * 2016-04-27 2016-07-27 安徽百帮环境工程有限公司 Treatment system for magnetic and muddy waste water
CN105999781A (en) * 2016-08-04 2016-10-12 迈邦(北京)环保工程有限公司 Inclined tube type precipitation tank
CN106039776A (en) * 2016-08-04 2016-10-26 安徽华骐环保科技股份有限公司 Novel combined sedimentation tank
CN106116045A (en) * 2016-08-04 2016-11-16 安徽华骐环保科技股份有限公司 A kind of efficiently villages and small towns waste water treating and reutilizing device and technique thereof
CN109942062A (en) * 2019-04-29 2019-06-28 王庆凯 A kind of marine culture wastewater processing unit and technique
CN111018193A (en) * 2019-12-30 2020-04-17 清华大学 Sewage treatment system based on swirler

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105800829A (en) * 2016-04-27 2016-07-27 安徽百帮环境工程有限公司 Treatment system for magnetic and muddy waste water
CN105999781A (en) * 2016-08-04 2016-10-12 迈邦(北京)环保工程有限公司 Inclined tube type precipitation tank
CN106039776A (en) * 2016-08-04 2016-10-26 安徽华骐环保科技股份有限公司 Novel combined sedimentation tank
CN106116045A (en) * 2016-08-04 2016-11-16 安徽华骐环保科技股份有限公司 A kind of efficiently villages and small towns waste water treating and reutilizing device and technique thereof
CN105999781B (en) * 2016-08-04 2018-10-16 迈邦(北京)环保工程有限公司 Inclined tube-type sedimentation basin
CN109942062A (en) * 2019-04-29 2019-06-28 王庆凯 A kind of marine culture wastewater processing unit and technique
CN111018193A (en) * 2019-12-30 2020-04-17 清华大学 Sewage treatment system based on swirler

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Effective date of registration: 20170411

Address after: 100000 Beijing Road, Chaoyang District, No. 3, building 1, unit 2, building 707

Patentee after: Maibang (Beijing) Environmental Protection Engineering Co. Ltd.

Address before: 100024 Beijing City, Chaoyang District Chaoyang District, a Village No. 10 Building 2 unit 301 room

Patentee before: Easy Baihao source (Beijing) Environmental Protection Technology Co. Ltd