CN108689582A - Sludge dewatering treatment device and processing method - Google Patents
Sludge dewatering treatment device and processing method Download PDFInfo
- Publication number
- CN108689582A CN108689582A CN201810979113.9A CN201810979113A CN108689582A CN 108689582 A CN108689582 A CN 108689582A CN 201810979113 A CN201810979113 A CN 201810979113A CN 108689582 A CN108689582 A CN 108689582A
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- Prior art keywords
- sludge
- mud
- treatment device
- sludge dewatering
- extraction
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- 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
-
- 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
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- 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 present invention provides a kind of sludge dewatering treatment device and processing methods, are related to technical field of sludge treatment.Solves the bad technical problem of the relatively simple dehydrating effect of sludge dehydration device structure existing in the prior art;Including extraction system, filtration system, sedimenting system and piece-rate system, extraction system can remove strip and bulk sundries in sludge, filtration system can remove the elongated sundries in sludge, sedimenting system can carry out initial gross separation to the solid-liquid in sludge, piece-rate system is finally recovered the solid-liquid of sludge kind, sludge passes through extraction system successively, filtration system, sedimenting system and piece-rate system, other impurities can be made to remove more clean, mud-water separation more thoroughly, ultimately form mud cake, the moisture content of the cake of the final output of the technical program is set to control below 40%, it provides convenience condition for the transport and disposition of mud cake, meet the requirement of existing environmental protection policy and future trend.
Description
Technical field
The present invention relates to technical field of sludge treatment, more particularly, to a kind of sludge dewatering treatment device and processing method.
Background technology
Sludge is the solid waste in sewage disposal process, has concentrated a large amount of bacteriums in water body, pathogeny body, You Haiyou
Noxious material is dealt with improperly, and serious secondary pollution can be caused, and keeps water treatment efficiency irrevocably lost.Therefore, Treatment of Sludge and disposition
It is highly important link in sewage disposal process.Currently, nearly 200,000 tons of the dewatered sludge that only China is discharged every year, wet mud 380
~500 ten thousand tons, and have a quarter that is less than of sludge stabilization treatment facility in the existing sewage treatment facility in China, handle work
Skill and corollary equipment are more perfect less than 1/10th.It is existing to make a large amount of untreated sludge there is no normal means of egress
For the serious burden of sewage treatment plant, and cause serious secondary pollution.
It can be seen that the harmless resource utilization of sludge is the developing direction of Treatment of Sludge, and sludge dewatering is at sludge
The premise of reason.
Applicants have discovered that at least there is following technical problem in the prior art:Existing sludge dehydration device structure is more simple
It is single, the mechanical dehydration devices such as adding pressure types dewaterer or centrifugal dehydrator such as single band press or filter press are usually contained only, only
The Free water in sludge can be removed, can not effective impurity screening, can not be effectively separated by solid-liquid separation, use these dehydration
Device, in addition to partial sludge, the moisture content that moisture content can not be reduced to sufficiently low, to obtain dewatered sludge is minimum on 80% left side
It is right.
Invention content
The purpose of the present invention is to provide a kind of sludge dewatering treatment device and processing methods, to solve to deposit in the prior art
The bad technical problem of the relatively simple dehydrating effect of sludge dehydration device structure.In many technical solutions provided by the invention
The many technique effects elaboration as detailed below that can be generated of optimal technical scheme.
To achieve the above object, the present invention provides following technical schemes:
A kind of sludge dewatering treatment device, including extraction system, filtration system, sedimenting system and piece-rate system, wherein:Institute
It states extraction system, the filtration system, the sedimenting system and the piece-rate system to be sequentially connected with by pipeline, sludge passes through successively
Mud cake is formed after crossing the extraction system, the filtration system, the sedimenting system and the piece-rate system.
Preferably, the extraction system includes blender, cylinder mould and extraction pump, and the cylinder mould is placed in cesspool, institute
It states blender to be arranged in the cylinder mould, the suction line of the extraction pump is arranged in the cylinder mould, the discharge of the extraction pump
Pipe is connect with the filtration system.
Preferably, the filtration system includes lautertuns, and two layers of hydraulic screen is provided in the lautertuns.
Preferably, the sedimenting system includes honeycomb inclined-tube flow tank and medicine system, the medicine system and the bee
Nest tube settler case pipe connects, and the medicine system is provided with dosing pump on the connecting line of the honeycomb inclined-tube flow tank.
Preferably, the upper and lower part of the honeycomb inclined-tube flow tank is respectively equipped with honeycomb inclined-tube settled layer and bucket, institute
It states and is filled with honeycomb filler in honeycomb inclined-tube settled layer.
Preferably, the piece-rate system includes program controlled automatic pulling plate filter press.
Preferably, it is connected with ribbon conveyer below the piece-rate system.
Preferably, it is provided with pipeline pump on the connecting line between the filtration system and the sedimenting system.
Preferably, it is provided with screw pump on the connecting line between the sedimenting system and the piece-rate system.
To achieve the goals above, the present invention also provides a kind of processing method of sludge dewatering, including step in detail below:
Mud in cesspool is extracted by extraction pump and is filtered into lautertuns by step a.;
Step b. turns the filtered mud of lautertuns to honeycomb inclined-tube flow tank by pipeline pump;
Step c. adds inorganic flocculating agent and organic flocculant into honeycomb inclined-tube flow tank, and mud is made to settle;
Step d. is turned in step c by screw pump and is settled the mud to be formed to program controlled automatic by honeycomb inclined-tube flow tank
Washboard-type filter press;
Step e. carries out dehydration to the mud formed in step d by program controlled automatic pulling plate filter press and forms it into mud cake;
The mud cake of output in step e is carried out transport pack by step f. by ribbon conveyer.
Extraction system can remove strip and bulk sundries in sludge, and filtration system can remove the elongated sundries in sludge,
Sedimenting system can carry out initial gross separation to the solid-liquid in sludge, and piece-rate system is finally recovered the solid-liquid of sludge kind, passes through
So that sludge is passed through extraction system, filtration system, sedimenting system and piece-rate system successively, other impurities can be made to remove more dry
Only, mud-water separation is more thorough, ultimately forms mud cake, and the moisture content of the cake of the final output of the technical program is made to control 40%
Hereinafter, the transport and disposition for mud cake are provided convenience condition, meet the requirement of existing environmental protection policy and future trend.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structure chart of sludge dewatering treatment device of the present invention;
Fig. 2 is the structure chart of extraction system in sludge dewatering treatment device of the present invention;
Fig. 3 is the structure chart of filtration system in sludge dewatering treatment device of the present invention;
Fig. 4 is the structure chart of sedimenting system in sludge dewatering treatment device of the present invention;
1, extraction system in figure;2, filtration system;3, sedimenting system;4, piece-rate system;5, ribbon conveyer;6, pipeline
Pump;7, screw pump;11, blender;12, cylinder mould;13, extraction pump;21, lautertuns;22, hydraulic screen;31, honeycomb inclined-tube settles
Case;32, medicine system;33, dosing pump;41, program controlled automatic pulling plate filter press;311, honeycomb inclined-tube settled layer;312, bucket;
321, the first medicine-adding bin;322, the second medicine-adding bin.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
In the description of the present invention, it is to be understood that, term "center", " lateral ", " length ", " width ", " height ",
The instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " side "
Orientation or positional relationship is to be merely for convenience of the description present invention based on attached orientation or positional relationship shown in FIG. 1 and simplification is retouched
It states, does not indicate or imply the indicated equipment or element must have a particular orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.
Referring to figs. 1 to Fig. 4, the present invention provides a kind of sludge dewatering treatment devices, including extraction system 1, filtration system
2, sedimenting system 3 and piece-rate system 4, extraction system 1, filtration system 2, sedimenting system 3 and piece-rate system 4 are sequentially connected by pipeline
It connects, sludge forms mud cake after extraction system 1, filtration system 2, sedimenting system 3 and piece-rate system 4 successively.
Extraction system 1 can remove strip and bulk sundries in sludge, and filtration system 2 can remove elongated miscellaneous in sludge
Object, sedimenting system 3 can carry out initial gross separation to the solid-liquid in sludge, and piece-rate system 4 is finally recovered the solid-liquid of sludge kind,
By making sludge pass through extraction system 1, filtration system 2, sedimenting system 3 and piece-rate system 4 successively, other impurities can be made to remove
More totally, mud-water separation is more thorough, ultimately forms mud cake, the moisture content of the cake of the final output of the technical program is made to control
40% hereinafter, transport and disposition for mud cake are provided convenience condition, meet the requirement of existing environmental protection policy and future trend.
Optionally embodiment, extraction system 1 include blender 11, cylinder mould 12 and extraction pump 13, and cylinder mould 12 is placed
In cesspool, blender 11 is arranged in cylinder mould 12, and the suction line of extraction pump 13 is arranged in cylinder mould 12, the row of extraction pump 13
Outlet pipe is connect with filtration system 2.
Cylinder mould 12 can stop big blocky or strip sundries sucking extraction pump, avoid obstruction extraction pump, blender 11 that from capable of making suction
The sludge entered is more uniform, and follow-up related system is facilitated to handle sludge.
Optionally embodiment, filtration system 2 include lautertuns 21, and two layers of hydraulic screen is provided in lautertuns 21
22。
22 main body of hydraulic screen is wedge-shaped rod iron through stainless steel arc made of precision or flat filter compass screen surface, pending mud
Slurry is evenly distributed to by downflow weir and is tilted on compass screen surface, and since screen surface gap is small, smooth, back gap is big, and draining is smooth,
It is not easy to block, solid matter is trapped, and filtered water is flowed out from sieve plate gap, while under hydraulic action, solid matter
It is pulled to the discharge of sieve plate lower end, to reach separation of solid and liquid purpose.Hydraulic screen can effectively screen out the elongated sundries in sludge,
The concentration of suspension in mud is reduced, the processing load of subsequent handling is mitigated.
Optionally embodiment, sedimenting system 3 include honeycomb inclined-tube flow tank 31 and medicine system 32, medicine system
32 connect with 31 pipe of honeycomb inclined-tube flow tank, and medicine system 32 is provided with dosing on the connecting line of honeycomb inclined-tube flow tank 31
Pump.
Honeycomb inclined-tube flow tank 31 is a kind of High-efficiency precipitation equipment designed according to shallow pond sedimentation theory, and the equipment is heavy
Many intensive inclined tubes or inclined plate are arranged in drop region, so that suspended impurity in water is precipitated in inclined plate or inclined tube, water is along inclined plate
Or inclined tube rises flowing, the body refuse isolated under the effect of gravity in along inclined plate or inclined tube to being discharged after being snapped down to bottom of pond, be arranged
Honeycomb inclined-tube flow tank 31 carries medicine system 32, makes mud rapid precipitation, muddy water initial gross separation
The upper and lower part of optionally embodiment, honeycomb inclined-tube flow tank 31 is respectively equipped with honeycomb inclined-tube settled layer
311 and bucket 312, honeycomb filler is filled in honeycomb inclined-tube settled layer 311.
The upper and lower part of honeycomb inclined-tube flow tank 31 is respectively equipped with honeycomb inclined-tube settled layer 311 and bucket 312, and honeycomb is oblique
It is filled with honeycomb filler in pipe settled layer 311, suspended impurity in water can be made to be precipitated, water rises flowing along inclined plate or inclined tube,
The body refuse isolated under the effect of gravity in along inclined plate or inclined tube to being snapped down in bucket 312, deposition efficiency is higher, uses
The material of more convenient practicality, inclined plate or inclined tube is stainless steel, forms the structure type of draw and insert-type.
Optionally embodiment, medicine system 32 include the first medicine-adding bin 321 and the second medicine-adding bin 322, and first adds
It is provided with inorganic flocculating agent in explosive barrel 321, organic flocculant is provided in the second medicine-adding bin 322.
Inorganic flocculating agent is one or more of aluminium polychloride, polyaluminium sulfate and activated silica, inorganic flocculating agent
Additive amount be sludge weight 6~8%, the flocculant being made of inorganic component, inorganic flocculating agent can increase in mud mix
The collision of solidifying body makes its hydrolysate agglomeration, bridge flocculation form flocculate can settling or may filter that;Organic flocculant
For one or more of polyacrylamide, Sodium Polyacrylate, polyvinyl pyridine salt and polyethyleneimine, organic flocculant adds
Dosage is the 3 ‰ of sludge weight., organic flocculant can promote the dehydration of the sinking of solid in mud, the clarification of liquid and mud cake,
To which production efficiency can be improved, equipment investment and processing cost are reduced, and exempt environmental pollution.
Optionally embodiment, piece-rate system 4 include program controlled automatic pulling plate filter press 41.
Program controlled automatic pulling plate filter press 41 is fabricated using PLC control principles, and automatic pulling plate filter press is controlled using PLC
It makes, operations can be carried out to filter press, such as filter plate compression, liquid collecting plate merging and unlatching unclamp filter plate, pull open filter plate, and staying
There is remote control interface, it can remote auto operation and control.And there are the bright control interface of member, energy member is bright to be automatically brought into operation control, separately may be used
Varicose rapping is provided as needed, connects liquid turnover panel, leads mud storage mud, filter cloth washing system.With simple in structure, strong applicability, fortune
The features such as row is steady reliable, power consumption is low.It is widely used in chemical industry, oil, pharmacy, sugaring, metallurgy, food, ceramics, starch etc.
The purified treatment of the production process of various industrial trades and various industrial wastewaters and sanitary sewage.Herein by program controlled automatic pulling plate pressure
Filter 41 is arranged in piece-rate system 4, easy to operate, and mud can be divided into mud cake and water, finally drop the moisture content of mud
To 40% or less.
Optionally embodiment, 4 lower section of piece-rate system are connected with ribbon conveyer 5.
Ribbon conveyer 5 has conveying capacity strong, and fed distance is remote, simple in structure easy to maintain, can easily carry out journey
The characteristics of sequence control and automation mechanized operation, in the present invention, setting ribbon conveyer 5, form integral type with piece-rate system 4 and connect
It connects, then the mud cake separated in piece-rate system 4 directly can transport directly pack by ribbon conveyer 5, reduce
Space simplifies operating process, and time and manpower is saved.
Optionally embodiment is provided with pipeline pump 6 on the connecting line between filtration system 2 and sedimenting system 3.
Pipeline pump 6 is a kind of pump and motor disjunctor, and slips into the pump class product to work under liquid simultaneously, have it is compact-sized,
It is convenient to install and maintain, the feature of continuous operation time length.
Optionally embodiment is provided with screw pump 7 on the connecting line between sedimenting system 3 and piece-rate system 4.
Screw pump 7 have the characteristics that variable conveying, suction capacity it is strong, it is reversible, solids-laden fluid can be conveyed,
It is widely used in terms of conveying water, wet mud and flocculant liquid.In the present invention sedimenting system 3 and piece-rate system 4 it
Between connecting line on be provided with screw pump 7, can make to extract out in the slave sedimenting system 3 of mud more fast and stable and squeeze into separation
In system 4.
In order to which the processing method for carrying out sludge dewatering using the sludge dewatering treatment device of the present invention is described in detail, referring to figure
1 to Fig. 4, it is as follows:
Mud in cesspool is extracted into lautertuns 21 by extraction pump 13 and is filtered by step a.;
Step b. turns 21 filtered mud of lautertuns to honeycomb inclined-tube flow tank 31 by pipeline pump 6;
Step c. adds inorganic flocculating agent and organic flocculant into honeycomb inclined-tube flow tank 31, and mud is made to settle;
Step d. by screw pump 7 turn in step c by honeycomb inclined-tube flow tank 31 sedimentation formed mud extremely it is program-controlled
Automatic rubbing plate type pressure filter 41;
Step e. carries out dehydration to the mud formed in step d by program controlled automatic pulling plate filter press 41 and forms it into mud
Cake;
The mud cake of output in step e is carried out transport pack by step f. by ribbon conveyer 5.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of sludge dewatering treatment device, which is characterized in that including extraction system (1), filtration system (2), sedimenting system (3)
With piece-rate system (4), wherein:The extraction system (1), the filtration system (2), the sedimenting system (3) and the separation
System (4) is sequentially connected with by pipeline, and sludge passes through the extraction system (1), the filtration system (2), the sedimentation successively
System (3) and the piece-rate system (4) form mud cake afterwards.
2. sludge dewatering treatment device according to claim 1, it is characterised in that:The extraction system (1) includes stirring
Device (11), cylinder mould (12) and extraction pump (13), the cylinder mould (12) are placed in cesspool, and the blender (11) is arranged in institute
It states in cylinder mould (12), the suction line setting of the extraction pump (13) is in the cylinder mould (12), the discharge of the extraction pump (13)
Pipe is connect with the filtration system (2).
3. sludge dewatering treatment device according to claim 1, it is characterised in that:The filtration system (2) includes filtering
Slot (21), the lautertuns (21) is interior to be provided with two layers of hydraulic screen (22).
4. sludge dewatering treatment device according to claim 1, it is characterised in that:The sedimenting system (3) includes honeycomb
Tube settler case (31) and medicine system (32), the medicine system (32) connect with honeycomb inclined-tube flow tank (31) pipe,
The medicine system (32) is provided with dosing pump (33) on the connecting line of the honeycomb inclined-tube flow tank (31).
5. sludge dewatering treatment device according to claim 4, it is characterised in that:The honeycomb inclined-tube flow tank (31)
Upper and lower part is respectively equipped with honeycomb inclined-tube settled layer (311) and bucket (312), is filled out in the honeycomb inclined-tube settled layer (311)
Filled with honeycomb filler.
6. sludge dewatering treatment device according to claim 1, it is characterised in that:The piece-rate system (4) includes program-controlled
Automatic pulling plate filter press (41).
7. sludge dewatering treatment device according to claim 1, it is characterised in that:Connection below the piece-rate system (4)
There is ribbon conveyer (5).
8. sludge dewatering treatment device according to claim 1, it is characterised in that:The filtration system (2) is sunk with described
Pipeline pump (6) is provided on connecting line between drop system (3).
9. sludge dewatering treatment device according to claim 1, it is characterised in that:The sedimenting system (3) with described point
From being provided with screw pump (7) on the connecting line between system (4).
10. a kind of processing method of sludge dewatering, which is characterized in that including step in detail below:
Mud in cesspool is extracted into lautertuns (21) by extraction pump (13) and is filtered by step a.;
Step b. turns lautertuns (21) filtered mud to honeycomb inclined-tube flow tank (31) by pipeline pump (6);
Step c. addition inorganic flocculating agent and organic flocculant into honeycomb inclined-tube flow tank (31), make mud settle;
Step d. by screw pump (7) turn in step c by honeycomb inclined-tube flow tank (31) sedimentation formed mud extremely it is program-controlled
Automatic rubbing plate type pressure filter (41);
Step e. carries out dehydration to the mud formed in step d by program controlled automatic pulling plate filter press (41) and forms it into mud cake;
The mud cake of output in step e is carried out transport pack by step f. by ribbon conveyer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979113.9A CN108689582A (en) | 2018-08-24 | 2018-08-24 | Sludge dewatering treatment device and processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810979113.9A CN108689582A (en) | 2018-08-24 | 2018-08-24 | Sludge dewatering treatment device and processing method |
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| CN108689582A true CN108689582A (en) | 2018-10-23 |
Family
ID=63841371
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| CN201810979113.9A Pending CN108689582A (en) | 2018-08-24 | 2018-08-24 | Sludge dewatering treatment device and processing method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109384367A (en) * | 2018-10-31 | 2019-02-26 | 四川天宜石油化工工程有限公司 | A kind of online minimizing processing unit of sludge of sewage treatment plant and method |
| CN109384365A (en) * | 2018-10-31 | 2019-02-26 | 四川天宜石油化工工程有限公司 | Sewage goes mud purification device and method |
| CN109384366A (en) * | 2018-10-31 | 2019-02-26 | 四川天宜石油化工工程有限公司 | A kind of sludge deoils purified water treatment device and method |
| CN109384368A (en) * | 2018-10-31 | 2019-02-26 | 四川天宜石油化工工程有限公司 | Sludge dewatering treatment apparatus and method |
| CN110683735A (en) * | 2019-11-08 | 2020-01-14 | 七台河市高科机械制造有限公司 | Muddy water treatment equipment |
| CN110787527A (en) * | 2019-09-28 | 2020-02-14 | 中原环资科技有限公司 | Method and equipment for separating organic slurry |
| CN111632429A (en) * | 2020-05-29 | 2020-09-08 | 江苏苏美达成套设备工程有限公司 | Integrated sludge composite conditioning deep dehydration drying treatment system and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110683735A (en) * | 2019-11-08 | 2020-01-14 | 七台河市高科机械制造有限公司 | Muddy water treatment equipment |
| CN111632429A (en) * | 2020-05-29 | 2020-09-08 | 江苏苏美达成套设备工程有限公司 | Integrated sludge composite conditioning deep dehydration drying treatment system and method thereof |
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Application publication date: 20181023 |