CN104556629A - Biochemical sludge treatment device and biochemical sludge treatment process - Google Patents
Biochemical sludge treatment device and biochemical sludge treatment process Download PDFInfo
- Publication number
- CN104556629A CN104556629A CN201510033313.1A CN201510033313A CN104556629A CN 104556629 A CN104556629 A CN 104556629A CN 201510033313 A CN201510033313 A CN 201510033313A CN 104556629 A CN104556629 A CN 104556629A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- filter
- pressure filter
- diaphragm pressure
- sludge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a biochemical sludge treatment device and a biochemical sludge treatment process. The biochemical sludge treatment device comprises a chemical drug tank, a sludge biological tempering pool, a high pressure diaphragm press filter, a pressing water tank and a shaftless conveyor, wherein the chemical drug tank is connected with the sludge biological tempering pool by a pipeline, the sludge biological tempering pool is connected with a feeding opening of the high pressure diaphragm press filter by a pipeline, a plurality of water inlet pipes are arranged on the bottom side surface of the high pressure diaphragm pressure filter, each water inlet pipe is connected with the pressing water tank by a pipeline, a liquid collecting trough is arranged below the high pressure diaphragm pressure filter, the liquid collecting trough is connected with the chemical drug tank by a pipeline, and the bottom of the high pressure digraph pressure filter is provided with the shaftless conveyor. By adding a dehydration agent and adding an aeration treatment step, the performance of pressure filter liquid to be treated can be improved, the dehydration performance is improved, and the pressure filter liquid to be treated is primarily filtered and secondarily filtered by utilizing the high pressure diaphragm pressure filter, so that the content of water of sludge can be greatly reduced, the dehydration rate of a filter cake can be increased, and the storage and the transportation of the sludge can be facilitated.
Description
Technical field
The present invention relates to technical field of sludge treatment, specifically, particularly relate to a kind of biochemical sludge treatment unit and technique.
Background technology
Along with popularizing of Chinese city sewage work, sludge yield increases continuously and healthily, sewage work adopts mechanical system to dewater to mud usually, dewatered sludge water ratio is generally 75% ~ 85%, bond in colloid shape, easily cause secondary pollution, and also may secondary pollution be caused in transportation, can not meet the requirement of environmental protection, and mud subsequent disposal means such as compost, burning, landfill etc. all require that water ratio is below 60%, reduce the important foundation that moisture percentage in sewage sludge is reducing sludge volume decrement, stabilization and harmlessness disposing further.And the processing mode of biochemical sludge is in the market mainly through adding polyimide flocculation agent through pump delivery to band press filter dewatering machine, after belt type dewaterer dehydration, make mud become g., jelly-like, but this type of sludge moisture content is more than 95%, this mud is through Exposure to Sunlight, change of moisture content is little, contemporaneously its be difficult to process, processing costs is high.
Summary of the invention
The invention discloses a kind of biochemical sludge treatment unit and technique, the problem that sludge moisture content in conventional art is high, dewatering efficiency is low for solving, processing cost is high.
The present invention is achieved by the following technical solutions:
A kind of biochemical sludge treatment unit, comprise medicament chemical drug tank, the modified pond of sludge organism, autoclave diaphragm pressure filter, squeezing water tank, non-shaft conveyor, described medicament chemical drug tank is connected by the modified pond of pipeline and sludge organism, the modified pond of described sludge organism is connected by the opening for feed of pipeline with autoclave diaphragm pressure filter, the bottom side surface place of described autoclave diaphragm pressure filter is provided with some water inlet pipes, described water inlet pipe is connected with squeezing water tank by pipeline, the below of described autoclave diaphragm pressure filter is provided with and connects liquid bath, the described liquid bath that connects is connected with described medicament chemical drug tank by pipeline, non-shaft conveyor is provided with bottom described autoclave diaphragm pressure filter.
Described medicament chemical drug tank side is provided with normal open water supply pipe, and opposite side is connected with adding of agent pump by pipeline.
Described adding of agent pump is connected with the modified pond of described sludge organism by pipeline.
Fresh feed pump, magnetic flow meter is provided with successively by pipeline between the modified pond of described sludge organism and described autoclave diaphragm pressure filter.
Described squeezing water tank side is provided with normal open water supply pipe, and opposite side is connected with squeezing water pump by pipeline.
Described squeezing water pump is connected with described autoclave diaphragm pressure filter.
A kind of biochemical sludge treatment process, comprises sludge concentration and dewatering, preliminary filtration, secondary filtration, transport process, comprises the steps:
1) pending pressing filtering liquid enters medicament chemical drug tank through pipeline, after the dehydration of the dewatering agent such as sulphur in tank, starts adding of agent pump, passes into pressing filtering liquid after dehydration in the modified pond of sludge organism;
2) in the modified pond of sludge organism, aeration is carried out to pressing filtering liquid after dehydration, after making its resistivity reach certain requirement, start fresh feed pump, after making dehydration, pressing filtering liquid enters autoclave diaphragm pressure filter by pipeline from opening for feed, and controls the inlet amount of pressing filtering liquid by magnetic flow meter;
3) after dehydration, pressing filtering liquid enters the filter chamber of autoclave diaphragm pressure filter from opening for feed, and start autoclave diaphragm pressure filter and filter, filtrate is discharged outside autoclave diaphragm pressure filter, and filter cake is then stayed in filter chamber, and after making dehydration, pressing filtering liquid reaches the effect of initial gross separation;
4) after dehydration, pressing filtering liquid, after preliminary filtration terminates, starts squeezing water pump, water medium in squeezing water tank is entered by pipeline in the barrier film of autoclave diaphragm pressure filter, squeezes further, reach the effect of secondary filtration to filter cake;
5) filter cake after secondary filtration is transported to bucket by non-shaft conveyor, then through placing mummification, reduces filter cake contained humidity further.
Compared with prior art, the invention has the beneficial effects as follows:
Before the present invention filters pending filtrate, increase thickening step, aeration is carried out again after adding the dewatering agent dehydrations such as sulphur, utilize the method for chemical conditioning, make COD and BOD in the oxygen in its abundant ingress of air, reduction water, thus improve the performance of mud, make full use of the method for chemical conditioning, make its cooperative mechanical press filtration; Adopt the filter plate in autoclave diaphragm pressure filter to filter for the first time simultaneously, filtrate and filter cake is made to reach initial gross separation, squeezed by diaphragm plate again and again filter, reduce further cake moisture, subsequent disposal for filter cake provides good basis, be convenient to store, transport, expand its scope of application; And the mode that whole process adopts chemical conditioning and mechanism filter-pressing to combine, filter cake after secondary filtration focuses on after non-shaft conveyor conveying, by electrical control, realizes mechanized operation, significantly reduce the labour intensity of personnel, improve efficiency.
Accompanying drawing explanation
Accompanying drawing is the schematic diagram of the embodiment of the present invention.
In figure: 1, medicament chemical drug tank; 2, the modified pond of sludge organism; 3, autoclave diaphragm pressure filter; 4, water tank is squeezed; 5, non-shaft conveyor; 6, opening for feed; 7, water inlet pipe; 8, liquid bath is connect; 9, adding of agent pump; 10, fresh feed pump; 11, magnetic flow meter; 12, water pump is squeezed.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described:
A kind of biochemical sludge treatment unit of the present invention, comprise medicament chemical drug tank 1, the modified pond 2 of sludge organism, autoclave diaphragm pressure filter 3, squeezing water tank 4, non-shaft conveyor 5, described medicament chemical drug tank 1 is connected by the modified pond 2 of pipeline and sludge organism, the modified pond 2 of described sludge organism is connected with the opening for feed 6 of autoclave diaphragm pressure filter 3 by pipeline, the bottom side surface place of described autoclave diaphragm pressure filter 3 is provided with some water inlet pipes 7, described water inlet pipe 7 is connected with squeezing water tank 4 by pipeline, the below of described autoclave diaphragm pressure filter 3 is provided with and connects liquid bath 8, the described liquid bath 8 that connects is connected with described medicament chemical drug tank 1 by pipeline, non-shaft conveyor 5 is provided with bottom described autoclave diaphragm pressure filter 3.
Described medicament chemical drug tank 1 side is provided with normal open water supply pipe, and opposite side is connected with adding of agent pump 9 by pipeline.
Described adding of agent pump 9 is connected by the modified pond 2 of pipeline and described sludge organism.
Fresh feed pump 10, magnetic flow meter 11 is provided with successively by pipeline between the modified pond of described sludge organism 2 and described autoclave diaphragm pressure filter 3.
Described squeezing water tank 4 side is provided with normal open water supply pipe, and opposite side is connected with squeezing water pump 12 by pipeline.
Described squeezing water pump 12 is connected with described autoclave diaphragm pressure filter 3.
A kind of biochemical sludge treatment process of the present invention, comprises sludge concentration and dewatering, preliminary filtration, secondary filtration, transport process, comprises the steps:
1) pending pressing filtering liquid enters medicament chemical drug tank 1 through pipeline, the dewatering agents such as sulphur are placed with in tank, and make the stir shaft in tank stir by given pace, dewatering agent and pending pressing filtering liquid are mixed, start adding of agent pump 9, mixed pending filtrate is passed in the modified pond 2 of sludge organism;
2) the many pipelines be connected with air line are provided with in the modified pond 2 of sludge organism, air dissolves density in the modified pond 2 of sludge organism is increased, Air Exposure is carried out to the pending filtrate in the modified pond of sludge organism 2, after making its resistivity reach certain requirement, start fresh feed pump 10, utilize magnetic flow meter 11 to control to enter the feed rate of autoclave diaphragm pressure filter 3;
3) start autoclave diaphragm pressure filter 3 to filter, after dehydration, pressing filtering liquid enters the filter chamber of autoclave diaphragm pressure filter 3 from opening for feed 6, filtrate is through the filter cloth on filter plate both sides, discharge outside autoclave diaphragm pressure filter 3 along the raceway groove stream formed between filter cloth and filter plate convex-concave surface, filter cake is then stayed in filter chamber, after making dehydration, filtrate reaches the effect of initial gross separation, makes now sludge moisture content reach 50 ~ 60%;
4) after preliminary filtration terminates, start squeezing water pump 12, the water medium in squeezing water tank 4 is made to enter in the water inlet pipe 7 of autoclave diaphragm pressure filter 3 by pipeline, water medium is entered in the barrier film of autoclave diaphragm pressure filter 3 by water inlet pipe 7, barrier film is made to heave compressing filter cake, filter cake is squeezed further, reaches the effect of secondary filtration, make now sludge moisture content reach 10 ~ 15%;
5) filter cake after secondary filtration is transported to bucket by non-shaft conveyor 5, then through placing mummification, reduces filter cake contained humidity further.
The present invention is by adding dewatering agent, Air Exposure, improve the performance of pending pressing filtering liquid, improve its dewatering, utilize autoclave diaphragm pressure filter to carry out preliminary press filtration and secondary press filtration to pending pressing filtering liquid simultaneously, greatly reduce the water content of mud, improve the dehydration rate of filter cake, be convenient to the storage of mud, transport, reduce mud generation, and the mud after secondary filtration is carried through non-shaft conveyor, adopt mechanized operation, reduce person works's intensity, improve production efficiency.
In sum, be only preferred embodiment of the present invention, not be used for limiting scope of the invention process, all equalizations of doing according to shape, structure, feature and the spirit described in the claims in the present invention scope change and modify, and all should be included in right of the present invention.
Claims (7)
1. a biochemical sludge treatment unit, comprise medicament chemical drug tank (1), the modified pond of sludge organism (2), autoclave diaphragm pressure filter (3), squeezing water tank (4), non-shaft conveyor (5), it is characterized in that: described medicament chemical drug tank (1) is connected by the modified pond of pipeline and sludge organism (2), the modified pond of described sludge organism (2) is connected with the opening for feed (6) of autoclave diaphragm pressure filter (3) by pipeline, the bottom side surface place of described autoclave diaphragm pressure filter (3) is provided with some water inlet pipes (7), described water inlet pipe (7) is connected with squeezing water tank (4) by pipeline, the below of described autoclave diaphragm pressure filter (3) is provided with and connects liquid bath (8), the described liquid bath (8) that connects is connected with described medicament chemical drug tank (1) by pipeline, described autoclave diaphragm pressure filter (3) bottom is provided with non-shaft conveyor (5).
2. a kind of biochemical sludge treatment unit according to claim 1, is characterized in that: described medicament chemical drug tank (1) side is provided with normal open water supply pipe, and opposite side is connected with adding of agent pump (9) by pipeline.
3. a kind of biochemical sludge treatment unit according to claim 1, is characterized in that: described adding of agent pump (9) is connected with the modified pond of described sludge organism (2) by pipeline.
4. a kind of biochemical sludge treatment unit according to claim 1, is characterized in that: be provided with fresh feed pump (10), magnetic flow meter (11) successively by pipeline between the modified pond of described sludge organism (2) and described autoclave diaphragm pressure filter (3).
5. a kind of biochemical sludge treatment unit according to claim 1, is characterized in that: described squeezing water tank (4) side is provided with normal open water supply pipe, and opposite side is connected with squeezing water pump (12) by pipeline.
6. a kind of biochemical sludge treatment unit according to claim 1, is characterized in that: described squeezing water pump (12) is connected with described autoclave diaphragm pressure filter (3).
7. a biochemical sludge treatment process, comprises sludge concentration and dewatering, preliminary filtration, secondary filtration, transport process, comprises the steps:
1) pending pressing filtering liquid enters medicament chemical drug tank (1) through pipeline, after the dewatering agent dehydrations such as sulphur in tank, starts adding of agent pump (9), passes into the rear pressing filtering liquid of dehydration in the modified pond of sludge organism (2);
2) in the modified pond of sludge organism (2), aeration is carried out to pressing filtering liquid after dehydration, after making its resistivity reach certain requirement, start fresh feed pump (10), after making dehydration, pressing filtering liquid enters autoclave diaphragm pressure filter (3) by pipeline from opening for feed (6), and controls the inlet amount of pressing filtering liquid by magnetic flow meter (11);
3) after dehydration, pressing filtering liquid enters the filter chamber of autoclave diaphragm pressure filter (3) from opening for feed (6), start autoclave diaphragm pressure filter (3) to filter, filtrate discharges autoclave diaphragm pressure filter (3) outward, filter cake is then stayed in filter chamber, and after making dehydration, pressing filtering liquid reaches the effect of initial gross separation;
4) the rear pressing filtering liquid of dehydration is after preliminary filtration terminates, start squeezing water pump (12), water medium in squeezing water tank (4) is entered in the barrier film of autoclave diaphragm pressure filter (3) by pipeline, filter cake is squeezed further, reaches the effect of secondary filtration;
5) filter cake after secondary filtration is transported to bucket by non-shaft conveyor (5), then through placing mummification, reduces filter cake contained humidity further.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510033313.1A CN104556629A (en) | 2015-01-22 | 2015-01-22 | Biochemical sludge treatment device and biochemical sludge treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510033313.1A CN104556629A (en) | 2015-01-22 | 2015-01-22 | Biochemical sludge treatment device and biochemical sludge treatment process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104556629A true CN104556629A (en) | 2015-04-29 |
Family
ID=53073827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510033313.1A Pending CN104556629A (en) | 2015-01-22 | 2015-01-22 | Biochemical sludge treatment device and biochemical sludge treatment process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104556629A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961315A (en) * | 2015-06-09 | 2015-10-07 | 刘海明 | Sludge treatment device |
| CN106977069A (en) * | 2017-04-18 | 2017-07-25 | 江苏明轩环保科技有限公司 | A kind of continuous high pressure deep dehydration system for sludge |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202415341U (en) * | 2011-12-15 | 2012-09-05 | 汪洋 | Device capable of integrating high-pressure dehydration, drying and deodorization for sludge |
| CN203065328U (en) * | 2012-12-27 | 2013-07-17 | 天津水泥工业设计研究院有限公司 | Sludge deep dehydration system |
| JP2013193018A (en) * | 2012-03-19 | 2013-09-30 | Nishihara Environment Co Ltd | Dewatered sludge transfer device |
| CN103739183A (en) * | 2014-01-09 | 2014-04-23 | 浙江卓锦工程技术有限公司 | Treatment method and treatment device for deep dehydration of industrial wastewater sludge |
| JP2014100697A (en) * | 2012-10-26 | 2014-06-05 | Yandk Co Ltd | Sludge treatment apparatus, and sludge processing system |
| WO2014103549A1 (en) * | 2012-12-28 | 2014-07-03 | 無臭元工業株式会社 | Method for treating sewage |
| CN203728696U (en) * | 2014-01-09 | 2014-07-23 | 浙江卓锦工程技术有限公司 | Industrial wastewater sludge deep dehydration treatment device |
| CN204022640U (en) * | 2014-07-17 | 2014-12-17 | 刘正强 | A kind of sludge dewatering conditioning filtering equipment |
-
2015
- 2015-01-22 CN CN201510033313.1A patent/CN104556629A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202415341U (en) * | 2011-12-15 | 2012-09-05 | 汪洋 | Device capable of integrating high-pressure dehydration, drying and deodorization for sludge |
| JP2013193018A (en) * | 2012-03-19 | 2013-09-30 | Nishihara Environment Co Ltd | Dewatered sludge transfer device |
| JP2014100697A (en) * | 2012-10-26 | 2014-06-05 | Yandk Co Ltd | Sludge treatment apparatus, and sludge processing system |
| CN203065328U (en) * | 2012-12-27 | 2013-07-17 | 天津水泥工业设计研究院有限公司 | Sludge deep dehydration system |
| WO2014103549A1 (en) * | 2012-12-28 | 2014-07-03 | 無臭元工業株式会社 | Method for treating sewage |
| CN103739183A (en) * | 2014-01-09 | 2014-04-23 | 浙江卓锦工程技术有限公司 | Treatment method and treatment device for deep dehydration of industrial wastewater sludge |
| CN203728696U (en) * | 2014-01-09 | 2014-07-23 | 浙江卓锦工程技术有限公司 | Industrial wastewater sludge deep dehydration treatment device |
| CN204022640U (en) * | 2014-07-17 | 2014-12-17 | 刘正强 | A kind of sludge dewatering conditioning filtering equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961315A (en) * | 2015-06-09 | 2015-10-07 | 刘海明 | Sludge treatment device |
| CN106977069A (en) * | 2017-04-18 | 2017-07-25 | 江苏明轩环保科技有限公司 | A kind of continuous high pressure deep dehydration system for sludge |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101597895B (en) | Device for effectively collecting and processing algae pollutant | |
| CN202744428U (en) | River sediment sieving, oxidation reducing and deep dewatering device | |
| CN209872690U (en) | Leachate treatment process device for garbage transfer station | |
| CN203938576U (en) | A kind of laminated sludge dehydrator that configures concentration tank | |
| CN107840511A (en) | Coal chemical industry method for treating strong brine and system | |
| CN104788002B (en) | A kind of sludge pretreatment equipment | |
| CN204490714U (en) | A kind of biochemical sludge treatment unit | |
| CN109354321A (en) | A kind of recycling processing system and its processing method of pharmacy waste water | |
| CN103833193A (en) | Sludge ozonization dehydration treatment method and device | |
| CN105859076A (en) | Ozone microbubble air floating concentration device and sludge conditioning and concentration method | |
| CN104556629A (en) | Biochemical sludge treatment device and biochemical sludge treatment process | |
| CN202576190U (en) | Combined sludge deep dehydration device | |
| CN105000777A (en) | Pressure-filtration electro-osmotic dewatering mechanism provided with flocculating agent dropping device | |
| CN211035539U (en) | Take landfill leachate electrochemical treatment device of filtration membrane processing | |
| CN211283820U (en) | Comprehensive utilization system for blue algae treatment | |
| CN208791339U (en) | A kind of waste water cycling and reutilization equipment produced after ink | |
| CN203959905U (en) | Pollutent filtration unit | |
| CN112062238A (en) | Comprehensive utilization system for blue algae treatment | |
| CN106379978B (en) | A kind of continuous flocculation separation processing unit of moving algae water | |
| CN205676349U (en) | Ozone microbubble floatation thickening device | |
| CN104973747A (en) | Electro-osmosis sludge dewatering system | |
| CN215209078U (en) | Automatic recycling system for sludge dewatering of sewage system | |
| CN214654418U (en) | High-efficient dewatering system of mud | |
| CN105731716A (en) | Starch waste water treatment apparatus and method | |
| CN209957632U (en) | Belt type sludge dewatering machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150429 |