CN202246355U - Zero release catalytic oxidation drying carbonization recycling device of sludge - Google Patents

Zero release catalytic oxidation drying carbonization recycling device of sludge Download PDF

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Publication number
CN202246355U
CN202246355U CN2011203871699U CN201120387169U CN202246355U CN 202246355 U CN202246355 U CN 202246355U CN 2011203871699 U CN2011203871699 U CN 2011203871699U CN 201120387169 U CN201120387169 U CN 201120387169U CN 202246355 U CN202246355 U CN 202246355U
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CN
China
Prior art keywords
sludge
carbonization
mud
order reaction
hopper
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Expired - Fee Related
Application number
CN2011203871699U
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Chinese (zh)
Inventor
虞亮
庞杰
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SHANGHAI DONGSHUO ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
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SHANGHAI DONGSHUO ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
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Priority to CN2011203871699U priority Critical patent/CN202246355U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/40Valorisation of by-products of wastewater, sewage or sludge processing

Abstract

The utility model provides a zero release catalytic oxidation drying carbonization recycling device of sludge, relating to a device for processing and recycling sludge. A biochemical secondary sedimentation tank is connected with a primary reaction tank; the primary reaction tank is connected with a secondary reaction tank; the secondary reaction tank is connected with a sludge concentration tank; the sludge concentration tank is connected with a dehydrator; the dehydrator is connected with a sludge feed hopper; the sludge feed hopper is connected with a primary drying room; the primary drying room is connected with an anti-explosion heat accumulating type combustion furnace; a combustor is arranged at the front end of the anti-explosion heat accumulating type combustion furnace and a sludge jetting device is arranged at the rear end; the sludge jetting device is connected with a secondary drying room; the secondary drying room is connected with a dried substance hopper; the dried substance hopper is connected with a carbonization device; and the carbonization device is connected with a carbonization material hopper. The zero release catalytic oxidation drying carbonization recycling device of sludge provided by the utility model can reach the purposes of sludge quantity reduction and sludge carbonization and recycling.

Description

The dry carbonization reclamation set of sludge zero discharge catalyzed oxidation
Technical field:
The utility model relates to a kind of device of handling mud and reuse, is specifically related to the dry carbonization reclamation set of a kind of sludge zero discharge catalyzed oxidation.
Background technology:
Municipal sewage sludge output height, the processing of excess sludge has become the task of top priority with processing, and domestic processing and disposal for mud at present mainly contains three directions: the one, the output of control excess sludge, i.e. the minimizing of mud, nothing quantize to study; The 2nd, mud subtract appearanceization research, like sludge drying, mud thermal treatment etc.; The 3rd, to the processing and the disposal of excess sludge, promptly sludge stabilization, innoxious, resource utilization are filled out sea, Ocean dumping, sludge incineration, sludge composting, making brick from sludge etc. like health; But use a kind of mode all to exist sludge components complicated separately, running cost is very high.
The utility model content:
The purpose of the utility model provides the dry carbonization reclamation set of sludge zero discharge catalyzed oxidation, and it can solve existing problem in the background technology, reaches mud decrement, the purpose of mud carbonization reuse.
In order to solve the existing problem of background technology, the utility model is to adopt following technical scheme: it comprises biochemical second pond 1, first order reaction pond 2, second order reaction pond 3, sludge thickener 4, water extracter 5, sewage sludge feed bucket 6, primary drying chamber 7, explosion-proof heat storage type combustion stove 8, mud sparging unit 9, redrying chamber 10; Drying thing bucket 11, carbonizing plant 12, carbonization hopper 13; Biochemical second pond 1 is connected with first order reaction pond 2, and first order reaction pond 2 is connected with second order reaction pond 3, and second order reaction pond 3 is connected with sludge thickener 4; Sludge thickener 4 is connected with water extracter 5, and water extracter 5 is connected with sewage sludge feed bucket 6, and sewage sludge feed bucket 6 is connected with primary drying chamber 7; Primary drying chamber 7 is connected with explosion-proof heat storage type combustion stove 8, and the front end of explosion-proof heat storage type combustion stove 8 is provided with burner, and the rear end is provided with mud sparging unit 9; Mud sparging unit 9 is connected with redrying chamber 10; Redrying chamber 10 is connected with dry thing bucket 11, and dry thing bucket 11 is connected with carbonizing plant 12, and carbonizing plant 12 is connected with carbonization hopper 13.
The utility model mud sludge pump from biochemical second pond 1 is lifted into line mixer, in line mixer, adds FeSO4 and H2O2 simultaneously, through after the hybrid reaction; Get into airtight sludge thickener and continue reaction and precipitate to concentrate, supernatant returns the biochemical front end of system and handles biochemical treatment again, and mud gets into sludge dewatering system; Water ratio can be reduced to 40~50% from 70~80% and reach, and gets into the mud cast hopper afterwards, gets into the primary drying system; Preheat, get into the mud sparging unit, mud is spurted into redrier by it; Get into drying hopper, this moment, moisture percentage in sewage sludge reduced to 20%, got into carbide furnace afterwards and carried out carbonization; Moisture percentage in sewage sludge reduces to 0% after the carbonization simultaneously, and carbonization finishes the back carbonized particles and gets into the carbonization hopper, carries out reuse after the cooling.
The utlity model has following beneficial effect:, its evaporation energy consumption is reduced greatly, because the energy consumption that in mummification, is used to evaporate often accounts for 2/3 for mud has reduced water ratio wherein through catalyzed oxidation; Not only mud is carried out drying treatment in addition; Introduced carbonization technique, can make carbonized product innoxious, and become carbonized particles with high absorption property; Thereby can be back to use in the system, reduce the system medicament processing costs.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
Embodiment:
Referring to Fig. 1, this embodiment adopts following technical scheme: it comprises biochemical second pond 1, first order reaction pond 2, second order reaction pond 3, sludge thickener 4, water extracter 5, sewage sludge feed bucket 6, primary drying chamber 7, explosion-proof heat storage type combustion stove 8, mud sparging unit 9, redrying chamber 10; Drying thing bucket 11, carbonizing plant 12, carbonization hopper 13; Biochemical second pond 1 is connected with first order reaction pond 2, and first order reaction pond 2 is connected with second order reaction pond 3, and second order reaction pond 3 is connected with sludge thickener 4; Sludge thickener 4 is connected with water extracter 5, and water extracter 5 is connected with sewage sludge feed bucket 6, and sewage sludge feed bucket 6 is connected with primary drying chamber 7; Primary drying chamber 7 is connected with explosion-proof heat storage type combustion stove 8, and the front end of explosion-proof heat storage type combustion stove 8 is provided with burner, and the rear end is provided with mud sparging unit 9; Mud sparging unit 9 is connected with redrying chamber 10; Redrying chamber 10 is connected with dry thing bucket 11, and dry thing bucket 11 is connected with carbonizing plant 12, and carbonizing plant 12 is connected with carbonization hopper 13.
The utility model workflow is: biochemical second pond 1 mud extraction gets into first order reaction pond 2, gets into second order reaction pond 3 again, gets into sludge thickener 4 again; Get into water extracter 5 again, dewater through water extracter 5, mud got into sewage sludge feed bucket 6 after dehydration finished; Come out to get into sparging unit 9 after entering primary drying chamber, back 7 dryings finish from sewage sludge feed bucket 6; Sparging unit 9 is injected into redrying chamber 10 with it, gets into carbonizing plant 12 after redrying finishes, and gets into 13 reuses of carbonization hopper at last.
This embodiment mud sludge pump from biochemical second pond 1 is lifted into line mixer, in line mixer, adds FeSO4 and H2O2 simultaneously, through after the hybrid reaction; Get into airtight sludge thickener and continue reaction and precipitate to concentrate, supernatant returns the biochemical front end of system and handles biochemical treatment again, and mud gets into sludge dewatering system; Water ratio can be reduced to 40~50% from 70~80% and reach, and gets into the mud cast hopper afterwards, gets into the primary drying system; Preheat, get into the mud sparging unit, mud is spurted into redrier by it; Get into drying hopper, this moment, moisture percentage in sewage sludge reduced to 20%, got into carbide furnace afterwards and carried out carbonization; Moisture percentage in sewage sludge reduces to 0% after the carbonization simultaneously, and carbonization finishes the back carbonized particles and gets into the carbonization hopper, carries out reuse after the cooling.
This embodiment is that mud has reduced water ratio wherein through catalyzed oxidation, its evaporation energy consumption is reduced greatly, because the energy consumption that in mummification, is used to evaporate often accounts for 2/3; Not only mud is carried out drying treatment in addition; Introduced carbonization technique, can make carbonized product innoxious, and become carbonized particles with high absorption property; Thereby can be back to use in the system, reduce the system medicament processing costs.

Claims (1)

1. the dry carbonization reclamation set of sludge zero discharge catalyzed oxidation is characterized in that it comprises biochemical second pond (1), first order reaction pond (2), second order reaction pond (3), sludge thickener (4), water extracter (5), sewage sludge feed bucket (6), primary drying chamber (7), explosion-proof heat storage type combustion stove (8), mud sparging unit (9), redrying chamber (10); Dry thing bucket (11), carbonizing plant (12), carbonization hopper (13); Biochemical second pond (1) is connected with first order reaction pond (2), and first order reaction pond (2) are connected with second order reaction pond (3), and second order reaction pond (3) are connected with sludge thickener (4); Sludge thickener (4) is connected with water extracter (5); Water extracter (5) is connected with sewage sludge feed bucket (6), and sewage sludge feed bucket (6) is connected with primary drying chamber (7), and primary drying chamber (7) are connected with explosion-proof heat storage type combustion stove (8); The front end of explosion-proof heat storage type combustion stove (8) is provided with burner; The rear end is provided with mud sparging unit (9), and mud sparging unit (9) is connected with redrying chamber (10), and redrying chamber (10) are connected with dry thing bucket (11); Dry thing bucket (11) is connected with carbonizing plant (12), and carbonizing plant (12) is connected with carbonization hopper (13).
CN2011203871699U 2011-10-12 2011-10-12 Zero release catalytic oxidation drying carbonization recycling device of sludge Expired - Fee Related CN202246355U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203871699U CN202246355U (en) 2011-10-12 2011-10-12 Zero release catalytic oxidation drying carbonization recycling device of sludge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203871699U CN202246355U (en) 2011-10-12 2011-10-12 Zero release catalytic oxidation drying carbonization recycling device of sludge

Publications (1)

Publication Number Publication Date
CN202246355U true CN202246355U (en) 2012-05-30

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103420550A (en) * 2013-08-19 2013-12-04 陈开宇 Modified sludge treatment system
CN104003602A (en) * 2014-06-16 2014-08-27 周旋辉 Method for improving dehydration performance of sludge through oxidizing organic matters in sludge
CN106517709A (en) * 2016-12-26 2017-03-22 南京国能环保工程有限公司 Sludge soil governing method by sludge carbonization
CN107265586A (en) * 2017-07-05 2017-10-20 合肥天翔环境工程有限公司 Sewage sludge processing equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103420550A (en) * 2013-08-19 2013-12-04 陈开宇 Modified sludge treatment system
CN104003602A (en) * 2014-06-16 2014-08-27 周旋辉 Method for improving dehydration performance of sludge through oxidizing organic matters in sludge
CN104003602B (en) * 2014-06-16 2015-12-09 周旋辉 A kind of oxidized sludge organic matter improves the method for its dewatering
CN106517709A (en) * 2016-12-26 2017-03-22 南京国能环保工程有限公司 Sludge soil governing method by sludge carbonization
CN107265586A (en) * 2017-07-05 2017-10-20 合肥天翔环境工程有限公司 Sewage sludge processing equipment

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120530

Termination date: 20171012

CF01 Termination of patent right due to non-payment of annual fee