CN106698713A - Solid-liquid separating system in sewage treatment - Google Patents

Solid-liquid separating system in sewage treatment Download PDF

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Publication number
CN106698713A
CN106698713A CN201510797541.6A CN201510797541A CN106698713A CN 106698713 A CN106698713 A CN 106698713A CN 201510797541 A CN201510797541 A CN 201510797541A CN 106698713 A CN106698713 A CN 106698713A
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China
Prior art keywords
solid
pipe
chamber
mud
cavity
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Application number
CN201510797541.6A
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Chinese (zh)
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CN106698713B (en
Inventor
周航旭
周潞
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Hubei Jinhanjiang Refined Cotton Co Ltd
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Hubei Jinhanjiang Refined Cotton Co Ltd
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Priority to CN201510797541.6A priority Critical patent/CN106698713B/en
Publication of CN106698713A publication Critical patent/CN106698713A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/24Treatment of water, waste water, or sewage by flotation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities

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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)
  • Treatment Of Sludge (AREA)

Abstract

The invention discloses a solid-liquid separating system in sewage treatment. A water inlet cavity, a mixing cavity, an air flotation cavity, a pollution discharge cavity and a water draining cavity are successively arranged in a pond through partitions respectively at intervals from left to right; a water inlet tube communicates with the water inlet cavity of the pond; the water inlet cavity communicates with the mixing cavity through a water hole formed in the bottom of the corresponding partition; one end of a gas feeding tube and one end of a chemical feeding tube are respectively positioned at the bottom of the mixing cavity; heights of the partitions on the left side and the right side of the air flotation cavity are lower than the height of an opening of the pond; a pollution discharge hole is formed in the bottom of the air flotation cavity; and a pollution discharge hole of the bottom of the pollution discharge cavity and a pollution discharge hole of the bottom of the air flotation cavity respectively communicate with a pollution discharge pump through pollution discharge tubes. The solid-liquid separating system in sewage treatment has the advantages that a chemical agent and sewage are mixed fully, solid-liquid separation is thorough, failure rate is reduced, the system is easy to maintain and repair, the sewage treatment effect is good, the treatment period is short, sludge can be discharged while precipitating, and the sewage treatment efficiency is improved effectively.

Description

Solid-liquid separation system in sewage disposal
Technical field
The present invention relates to the technical field of sewage-treatment plant, more particularly to the technical field of purified cotton sewage-treatment plant.
Background technology
In the sewage disposal produced to purified cotton production, need that the impurity and sewage in sewage are carried out into separation of solid and liquid using pneumatically supported mode, the sludge formed after separation of solid and liquid floats to the water surface and removes naturally, sewage carries out precipitation process after entering sedimentation basin, the fine impurities that will be suspended in sewage carry out further separation of solid and liquid and precipitate, the method is one of common method of sewage disposal, but there is following weak point in use in present air-floating apparatus and settler, one medicament added when being air supporting could not be sufficiently mixed with sewage, separation of solid and liquid is not thorough enough;Two is that the scraping dirt structure design for now using is not reasonable, and fault rate is higher when the dirt to floating is purged;Three be sludge after the completion of precipitation removing it is cumbersome, after must the water in pond be drained, then remove sludge, not only influence sewage disposal to be normally carried out, and the workload of sludge removal is big, it is impossible to the need for adapting to current sewage disposal completely.
The content of the invention
The purpose of the present invention is exactly that one kind is provided to solve the deficiency of prior art in sewage disposal process, treatment effeciency effectively improves during air supporting, medicament is sufficiently mixed, separation of solid and liquid is more thorough, the reduction of scraping dirt mechanism-trouble rate, the process cycle of settlement of sewage is short, can carry out the blowdown mud in precipitation, effectively improves solid-liquid separation system in the sewage disposal of sewage treating efficiency.
To achieve these goals, the utility model employs following technical scheme:
Solid-liquid separation system in sewage disposal,It is made up of separation of solid and liquid levitating device and separation of solid and liquid sinking device,The separation of solid and liquid levitating device mainly includes pond body,Gas-adding pipe,Chemical feed pipe,Cleaning shoe,Scrape mud carrier chain,Scrape mud motor,Water-supply-pipe,Drainpipe,Water inlet pipe and dredge pump,By dividing plate from left to right successively respectively every being provided with intake antrum in the pond body,Hybrid chamber,Air flotating chamber,Blowdown chamber and drain chamber,The water inlet pipe is connected with the intake antrum of pond body,The intake antrum is connected with hybrid chamber by the water hole that dividing plate bottom opens up,One end of the gas-adding pipe and chemical feed pipe is respectively positioned at the bottom of hybrid chamber,The divider height of the left and right sides of the air flotating chamber is below pond body oral area,The bottom of the air flotating chamber offers mudhole,The bottom in the blowdown chamber and the mudhole in air supporting bottom of chamber portion are connected by blow-off pipe with dredge pump respectively,One end of the water-supply-pipe is in closed,The other end is connected with drain chamber,Inlet opening is offered on water delivery tube portion in air flotating chamber,The drainpipe is connected with drain chamber,It is described to scrape the air flotating chamber top that mud carrier chain is arranged on pond body by disk roller,Cleaning shoe is fixedly mounted on to be scraped on mud carrier chain,The mud motor of scraping is fixed in pond body and is connected with the roller driving for scraping mud carrier chain;The separation of solid and liquid sinking device mainly includes detention tank,Sewage pump and sludge pump,The detention tank is integrally tapered,The top of the detention tank sets up crossbeam,Motor is fixed with the crossbeam,The motor is connected with rotary shaft by flange arrangement,Cylinder cover is arranged with the periphery of the rotary shaft,The bottom of the rotary shaft is connected with cross bar,Some montants are connected with the cross bar two bottom sides and montant length is sequentially reduced by outward direction in the middle of cross bar,The bottom of some montants per side is connected with brace jointly and brace is parallel with detention tank side wall,It is provided with the brace and some scrapes mud shovel,The sewage pump is respectively arranged at the both sides of crossbeam,The water inlet and discharge outlet of the sewage pump are respectively connected with sewage pipe,The water side of the sewage pipe is placed in cylinder cover,The mud inlet and mud discharging mouth of the sludge pump are respectively connected with sludge pipe,The mud inlet end of the sludge pipe is placed in the bottom of detention tank,The upper edge of the detention tank is provided with overflow garland.
The mud carrier chain of scraping is formed using plastic production.
Described chemical feed pipe one end positioned at hybrid chamber bottom is provided with rotary spray head.
It is described to scrape mud shovel to bottom of pond inclined downward in what row was fixed on brace.
It is of the invention to be using the above-mentioned technical solution beneficial effect to be reached:
1st, by way of rotary spray so that medicament and sewage are sufficiently mixed, and separation of solid and liquid is more thorough;2nd, the design of mud-scraping apparatus is more reasonable, and mud stroke is scraped in reduction, improves service life, reduces its fault rate, and easy to maintain and maintenance;3rd, sewage is slowly rotated in detention tank by motor, impurities sink down falls within the side wall and bottom of pond of detention tank, then discharged by sludge pump, good sewage processing effect, process cycle is short, and realizes the blowdown mud in precipitation, effectively increases sewage treating efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of separation of solid and liquid levitating device in the present invention;
Fig. 2 is the structural representation of separation of solid and liquid sinking device in the present invention.
Specific embodiment
As shown in Fig. 1 and Fig. 2,Solid-liquid separation system in sewage disposal,It is made up of separation of solid and liquid levitating device and separation of solid and liquid sinking device,The separation of solid and liquid levitating device mainly includes pond body 1,Gas-adding pipe 2,Chemical feed pipe 3,Cleaning shoe 4,Scrape mud carrier chain 5,Scrape mud motor 6,Water-supply-pipe 7,Drainpipe 8,Water inlet pipe 9 and dredge pump 10,By dividing plate from left to right successively respectively every being provided with intake antrum 11 in the pond body 1,Hybrid chamber 12,Air flotating chamber 13,Blowdown chamber 14 and drain chamber 15,The water inlet pipe 9 is connected with the intake antrum 11 of pond body 1,The intake antrum 11 is connected with hybrid chamber 12 by the water hole 16 that dividing plate bottom opens up,One end of the gas-adding pipe 2 and chemical feed pipe 3 is respectively positioned at the bottom of hybrid chamber 12,So that the sewage gushed from the bottom of hybrid chamber 12 is directly mixed in the presence of gas-adding pipe 2 with the medicament for being added,It is more uniform in order to what is mixed,Rotary spray first 17 is also equipped with the end of chemical feed pipe 3,The divider height of the left and right sides of the air flotating chamber 13 is below the oral area of pond body 1,The bottom of the air flotating chamber 13 offers mudhole 18,In order to increase filth-discharging effect,The bottom of air flotating chamber 13 is set V-shaped,The bottom in the blowdown chamber 14 and the mudhole 18 of the bottom of air flotating chamber 13 are connected by blow-off pipe with dredge pump 10 respectively,The sludge that will be sunken to the bottom of pond body 1 using dredge pump 10 is quickly drained,One end of the water-supply-pipe 7 is in closed,The other end is connected with drain chamber 15,Inlet opening 19 is offered on the part of water-supply-pipe 7 in air flotating chamber 13,The drainpipe 8 is connected with drain chamber 15,It is described to scrape the top of air flotating chamber 13 that mud carrier chain 5 is arranged on pond body 1 by disk roller 20,Cleaning shoe 4 is fixedly mounted on to be scraped on mud carrier chain 5,The mud motor 6 of scraping is fixed in pond body 1 and is connected with the disk roller 20 for scraping mud carrier chain 5,It is described to scrape mud carrier chain 5 and cleaning shoe 4 is formed using plastic production.The separation of solid and liquid sinking device mainly includes detention tank 21,Sewage pump 31 and sludge pump 33,The detention tank 21 is overall tapered,The top of the detention tank 21 sets up crossbeam 22,Motor 23 is fixed with the crossbeam 22,The motor 23 is connected with rotary shaft 24 by flange arrangement,Cylinder cover 25 is arranged with the periphery of the rotary shaft 24,The cylinder cover 25 is fixed on crossbeam 22 by pole,The bottom of the rotary shaft 24 is connected with cross bar 27,The two bottom sides of the cross bar 27 are connected with some montants 28 and the length of montant 28 is sequentially reduced by the middle outward direction of cross bar 27,The bottom of some montants 28 per side is connected with brace 29 jointly and brace 29 is parallel with the side wall of detention tank 21,It is provided with the brace 29 and some scrapes mud shovel 30,The sewage pump 31 is respectively arranged at the both sides of crossbeam 22,The water inlet and discharge outlet of the sewage pump 31 are respectively connected with sewage pipe 32,The water side of the sewage pipe 32 is placed in cylinder cover 25,The mud inlet and mud discharging mouth of the sludge pump 33 are respectively connected with sludge pipe 34,The mud inlet end of the sludge pipe 34 is placed in the bottom of detention tank 21,For the ease of discharging the clear water by gained after precipitation,The upper edge of the detention tank 21 is provided with overflow garland 35,In order to the sludge that will be deposited on the side wall of detention tank 21 is quickly pushed into bottom of pond,It is described to scrape mud shovel 30 to bottom of pond inclined downward in what row was fixed on brace 29.

Claims (4)

1. solid-liquid separation system in sewage disposal, it is characterised in that:It is made up of separation of solid and liquid levitating device and separation of solid and liquid sinking device,The separation of solid and liquid levitating device mainly includes pond body,Gas-adding pipe,Chemical feed pipe,Cleaning shoe,Scrape mud carrier chain,Scrape mud motor,Water-supply-pipe,Drainpipe,Water inlet pipe and dredge pump,By dividing plate from left to right successively respectively every being provided with intake antrum in the pond body,Hybrid chamber,Air flotating chamber,Blowdown chamber and drain chamber,The water inlet pipe is connected with the intake antrum of pond body,The intake antrum is connected with hybrid chamber by the water hole that dividing plate bottom opens up,One end of the gas-adding pipe and chemical feed pipe is respectively positioned at the bottom of hybrid chamber,The divider height of the left and right sides of the air flotating chamber is below pond body oral area,The bottom of the air flotating chamber offers mudhole,The bottom in the blowdown chamber and the mudhole in air supporting bottom of chamber portion are connected by blow-off pipe with dredge pump respectively,One end of the water-supply-pipe is in closed,The other end is connected with drain chamber,Inlet opening is offered on water delivery tube portion in air flotating chamber,The drainpipe is connected with drain chamber,It is described to scrape the air flotating chamber top that mud carrier chain is arranged on pond body by disk roller,Cleaning shoe is fixedly mounted on to be scraped on mud carrier chain,The mud motor of scraping is fixed in pond body and is connected with the roller driving for scraping mud carrier chain;The separation of solid and liquid sinking device mainly includes detention tank,Sewage pump and sludge pump,The detention tank is integrally tapered,The top of the detention tank sets up crossbeam,Motor is fixed with the crossbeam,The motor is connected with rotary shaft by flange arrangement,Cylinder cover is arranged with the periphery of the rotary shaft,The bottom of the rotary shaft is connected with cross bar,Some montants are connected with the cross bar two bottom sides and montant length is sequentially reduced by outward direction in the middle of cross bar,The bottom of some montants per side is connected with brace jointly and brace is parallel with detention tank side wall,It is provided with the brace and some scrapes mud shovel,The sewage pump is respectively arranged at the both sides of crossbeam,The water inlet and discharge outlet of the sewage pump are respectively connected with sewage pipe,The water side of the sewage pipe is placed in cylinder cover,The mud inlet and mud discharging mouth of the sludge pump are respectively connected with sludge pipe,The mud inlet end of the sludge pipe is placed in the bottom of detention tank,The upper edge of the detention tank is provided with overflow garland.
2. solid-liquid separation system in sewage disposal according to claim 1, it is characterised in that:The mud carrier chain of scraping is formed using plastic production.
3. solid-liquid separation system in sewage disposal according to claim 1, it is characterised in that:Described chemical feed pipe one end positioned at hybrid chamber bottom is provided with rotary spray head.
4. solid-liquid separation system in sewage disposal according to claim 1, it is characterised in that:It is described to scrape mud shovel to bottom of pond inclined downward in what row was fixed on brace.
CN201510797541.6A 2015-11-18 2015-11-18 Solid-liquid separation system in sewage treatment Active CN106698713B (en)

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Application Number Priority Date Filing Date Title
CN201510797541.6A CN106698713B (en) 2015-11-18 2015-11-18 Solid-liquid separation system in sewage treatment

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Application Number Priority Date Filing Date Title
CN201510797541.6A CN106698713B (en) 2015-11-18 2015-11-18 Solid-liquid separation system in sewage treatment

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CN106698713B CN106698713B (en) 2019-07-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109132589A (en) * 2018-07-22 2019-01-04 叶阁兰 Chemical agent automatic tipping device and its equipment for processing industrial sewage
CN113417353A (en) * 2021-07-20 2021-09-21 西安交通大学 Device for reducing sediment formation of sewage pipe network

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09271755A (en) * 1996-04-09 1997-10-21 Maezawa Ind Inc Floating separation device
JP2007125451A (en) * 2005-11-01 2007-05-24 Tsukishima Kikai Co Ltd Sludge scraping machine
CN201999844U (en) * 2011-01-20 2011-10-05 北京城市排水集团有限责任公司 Activated sludge floatation thickening device adopting film biological reaction tank technology
CN104190116A (en) * 2014-08-07 2014-12-10 常州海源恒业水处理设备有限公司 Center drive mud scraper
CN204550160U (en) * 2015-01-09 2015-08-12 诸城市宝联特环保科技有限公司 Cavitation air flotation precipitation all-in-one

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09271755A (en) * 1996-04-09 1997-10-21 Maezawa Ind Inc Floating separation device
JP2007125451A (en) * 2005-11-01 2007-05-24 Tsukishima Kikai Co Ltd Sludge scraping machine
CN201999844U (en) * 2011-01-20 2011-10-05 北京城市排水集团有限责任公司 Activated sludge floatation thickening device adopting film biological reaction tank technology
CN104190116A (en) * 2014-08-07 2014-12-10 常州海源恒业水处理设备有限公司 Center drive mud scraper
CN204550160U (en) * 2015-01-09 2015-08-12 诸城市宝联特环保科技有限公司 Cavitation air flotation precipitation all-in-one

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109132589A (en) * 2018-07-22 2019-01-04 叶阁兰 Chemical agent automatic tipping device and its equipment for processing industrial sewage
CN113417353A (en) * 2021-07-20 2021-09-21 西安交通大学 Device for reducing sediment formation of sewage pipe network

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