CN104310730B - Filtering type sludge dewatering treatment equipment and processing method thereof - Google Patents
Filtering type sludge dewatering treatment equipment and processing method thereof Download PDFInfo
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- CN104310730B CN104310730B CN201410557100.4A CN201410557100A CN104310730B CN 104310730 B CN104310730 B CN 104310730B CN 201410557100 A CN201410557100 A CN 201410557100A CN 104310730 B CN104310730 B CN 104310730B
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- mud
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Classifications
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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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
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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 kind of filtering type sludge dewatering treatment equipment and processing method thereof, a kind of filtering type sludge dewatering treatment equipment, comprise mud thinning apparatus and sludge treatment device, it is characterized in that: described mud thinning apparatus, comprise collecting bin, described collecting bin bottom is provided with many group rollers, and described collecting bin top is provided with double-layer filtering net, and described double medium filtration web tier aperture is greater than lower floor aperture; Described roller bottom is provided with conveyer belt, institute's conveyer belt top be provided with the mud roll-in cylinder for pushing mud slabbing.
Description
Technical field
The present invention relates to a kind of sewage dehydration treatment method, particularly relate to a kind of filtering type sludge dewatering treatment equipment andIts processing method.
Background technology
In sewage disposal process, all can produce a kind of accessory substance, mud at present. The composition of mud comprises many kinds of substance,Comprise bacterium thalline, colloid and various microorganism, at present, the municipal sludge discharge capacity of China reaches ten million ton, and every year alsoSpeed with 10% is increasing, and this brings very large burden and pressure to environment undoubtedly. Existing municipal sludge, contains organic matter,Nitrogen, the trace elements such as potassium. Organic matter, without the processing of overstabilization, is easy to rot. Thereby nutrient and heavy metal substanceAlso can cause secondary pollution.
Therefore, this just need to carry out water treatment to mud, and current processing method is to comprise gravitational settling, mechanical dehydrationAnd supersonic dewatering. Gravitational settling can make mud admittedly improve 2%-5% containing thing weight, and mechanical dehydration need to comparatively be answered conventionallyAssorted equipment, and comparatively science of supersonic dewatering mode.
In existing technology, disclose the method that ultrasonic wave dewaters to mud, but simple supersonic dewateringMethod, has certain effect for removing moisture, but because foreign material in mud are various, therefore, simple supersonic dewatering method forThe Treatment of Sludge in later stage and resource recycling are disadvantageous.
Therefore the applicant was through further investigation in 2 years, and purport on the original basis, is developed more scientific motor to separateCertainly the problems referred to above.
Summary of the invention
The object of this invention is to provide a kind of filtering type sludge dewatering treatment equipment and processing method thereof, to solve existing skillTreatment of Sludge efficiency in art is low, resource recovery not high problem.
Equipment scheme in the present invention is achieved in that a kind of filtering type sludge dewatering treatment equipment, comprises that mud is thinChange equipment and sludge treatment device, described mud thinning apparatus, comprises collecting bin, described collecting bin bottom is provided with many group rollers,Described collecting bin bottom is provided with many group rollers, and described collecting bin top is provided with double-layer filtering net, described double medium filtration web tier holeFootpath is greater than lower floor aperture; ; Described roller bottom is provided with conveyer belt, being provided with for pushing mud slabbing of institute's conveyer belt topMud roll-in cylinder; Described conveyer belt rear portion is provided with sludge treatment device, and described sludge treatment device comprises mud conveyer, dirtMud pressurizing unit, ultrasonic treatment unit and mud drying and dewatering device.
General plotting of the present invention is: by adopting mud to carry out roll-in, make mud granule compacter, impurity granularityAfter diminishing, carry out Treatment of Sludge.
In the present invention, as further improvement, the roller in described mud thinning apparatus comprises two thick roll-in cylinders, instituteIn the middle of stating thick roll-in cylinder, be provided with dancer rools pressure cylinder, described dancer rools pressure cylinder bottom is provided with a spline roll-in cylinder, described thick roll-inCylinder, dancer rools pressure cylinder and spline roll-in cylinder be tangent bordering on mutually.
In invention, as the further improvement of technique scheme, described thick roll-in cylinder, dancer rools pressure cylinder and spline roll-inCylinder is all movably fixed on fixed head.
In the present invention, as further improvement, described mud conveyer comprises multiple conveying troughs, described conveying trough peaceBe contained on rotation platform, described rotation platform is arranged in chute by erection column, and described erection column can move in chuteMoving; On described chute, be provided with successively first extrusion that can simultaneously push the mud in all conveying troughs, and to dirtThe surperficial extrusion of concavo-convexization processing is carried out on mud surface; Described extrusion rear portion is provided with the first supersonic dewatering and processes unit, instituteState the first ultrasonic processor group rear portion and be provided with successively the second extrusion, the second ultrasonic processor group and drying plant.
In the present invention, as further improvement, conveying trough frame is provided with the micro-hole for the use of being convenient to dewater.
In the present invention, the method for sludge treatment as the said equipment: 1) mud refinement: mud is dewatered, by mudWater water content is reduced to below 75%, thereby is convenient to mud refinement, introduces mud thinning apparatus, and and two by collecting bin topAfter layer screen pack filters, mud impurity part is filtered, and mud decrease speed is slowed down, thereby make follow-up roll-in effectFruit is better, and mud enters into many group rollers subsequently, enters into many group rollers, by thick roll-in cylinder and dancer rools pressure cylinder at the bottom of storehouseCarry out mud extruding levigate outer after, by spline roll-in cylinder, mud is pressed and is entered subsequently in conveyer belt;
2) mud transport and processing: mud transports by conveyer belt, and after the roll-in of mud roll-in cylinder, enters into transportIn groove, the mud in conveying trough subsequently, is transported to the first extrusion and pushes for the first time, is contacted subsequently by surperficial extrusionCarry out after concave-convex surface processing, then carry out ultrasonic wave processing for the first time;
3) mud is dried and is processed: after mud sonicated for the first time, carry out secondary by the second extrusionExtruding, and process post-drying by the second ultrasonic processor group and drying plant, mud can carry out later stage resource subsequentlyChange and process.
The above mud by refinement after, granular size is 0.05 ~ 0.06mm
The thickness of described mud after by the extruding of extrusion is for the first time for being less than 18cm; Sludge Surface is carried out after concavo-convexization processingConcave-convex surface difference in height is 3-5cm.
The processing ultrasonic frequency of described ultrasonic wave for the first time processing is 25-45KHZ, and sound wave density is 0.8-1.6w/g,Processing time is 3-5 minute; Hyperacoustic processing ultrasonic frequency is 18-30KHZ for the second time, and sound wave density is 0.6-1.5w/G, the processing time is 3-5 minute.
The present invention compared with prior art, has following beneficial effect:
1. in the present invention, moisture percentage in sewage sludge can be reduced to 50%-60%, and can carry out carefully the impurity in mudChange, be conducive to the processing of later stage mud.
2. the present invention can effectively reduce the impurity of mud.
3. cost of manufacture of the present invention is low, is convenient to the industry and promotes and use.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the structural representation of mud thinning apparatus A in the present invention;
Fig. 3 is the structural representation of sludge treatment device B in the present invention;
Fig. 4 is the structural representation of conveying trough B1 in sludge treatment device B in the present invention:
Parts title in figure:
Mud thinning apparatus A,
Thick roll-in cylinder A1, dancer rools pressure cylinder A2, spline roll-in cylinder A3, mud roll-in cylinder A4, conveyer belt A5, fixed band A6,Mud guard A7, collecting bin A8, double-layer filtering net A9;
Sludge treatment device B
Conveying trough B1, rotation platform B2, the first extrusion B3, surperficial extrusion B4, the first supersonic dewatering are processed unitB5, the second extrusion B6, the second ultrasonic processor group B7, drying plant B8, chute B9.
Detailed description of the invention
Below in conjunction with drawings and Examples, filtering type sludge dewatering treatment equipment of the present invention and processing method thereof are described.
As Figure 1-4, the filtering type sludge dewatering treatment equipment in the present invention, comprises mud thinning apparatus A and mudTreatment facility B.
Wherein, mud thinning apparatus A comprises collecting bin A8, and collecting bin A8 top is provided with double-layer filtering net A9, ground floor mistakeAperture of filter screen is less than second layer screen pack aperture; Lower position is provided with many group rollers, and organize roller more and comprise two thick roll-in cylinder A1,In the middle of thick roll-in cylinder A1, be provided with dancer rools pressure cylinder A2, dancer rools pressure cylinder A2 bottom is provided with a spline roll-in cylinder A3, thick roll-in cylinderA1, dancer rools pressure cylinder A2 and spline roll-in cylinder A3 be tangent bordering on mutually. Above-mentioned thick roll-in cylinder A1, dancer rools pressure cylinder A2 and splineRoll-in cylinder A3 is all movably fixed in fixed plate A 6;
Sludge treatment device B comprises four conveying trough B1, and four conveying trough B1 are arranged on rotation platform B2 above, rotation platformB2 is arranged in chute by erection column, and erection column can move in chute B9; On chute B9, being provided with successively can be to allThe first extrusion B3 that mud in conveying trough B1 pushes simultaneously, and the surface of Sludge Surface being carried out to concavo-convexization processingExtrusion B5; The first extrusion B3 rear portion is provided with the first supersonic dewatering and processes unit B5, described the first ultrasonic processor groupRear portion is provided with the second extrusion B6, the second ultrasonic processor group B7 and drying plant B8 successively. In addition establish at conveying trough frame,Be useful on the micro-hole (in figure for drawing) of the use of being convenient to dewater.
And the processing method of sludge dewatering of the said equipment is achieved in that
1) mud refinement: after mud is salvaged, carry out predrainage in other equipment, sludge water water content is reducedTo below 75%, introduce mud thinning apparatus A, and by after the double-layer filtering net of collecting bin A8 top, make mud slow-pacedEnter into many group rollers, by thick roll-in cylinder A1 and dancer rools pressure cylinder A2 carry out mud extruding levigate outer after, by spline rollerPressure cylinder A3 presses and enters subsequently in conveyer belt A5 mud;
2) mud transport and processing: mud transports by conveyer belt A5, and after mud roll-in cylinder A4 roll-in, enters intoIn conveying trough B1, conveying trough B1 can be rotated by rotation platform B2, after the mud in a conveying trough B1 is filled, revolvesTurn platform B2 and be rotated, 4 conveying trough B1 are all filled up by mud, the mud in conveying trough B1, is transported to subsequentlyThe first extrusion B3 pushes for the first time, is undertaken after concave-convex surface processing subsequently, then carry out by surperficial extrusion B4 contactUltrasonic wave processing for the first time;
3) mud is dried and is processed: after mud sonicated for the first time, undertaken two by the second extrusion B6Inferior extruding, and process post-drying by the second ultrasonic processor group B7 and drying plant, mud can carry out the later stage subsequentlyRecycling treatment.
In above-mentioned steps 1, mud by refinement after, granular size is 0.05 ~ 0.06mm; Mud is by after extrusion pushes for the first timeThickness for being less than 18cm; Sludge Surface is carried out concavo-convexization and is processed the poor 3-5cm of being of rear surface height of concave convex; Ultrasonic wave place for the first timeThe processing ultrasonic frequency of reason is 25KHZ, and sound wave density is 0.w/g, and the processing time is 3 minutes; Hyperacoustic processing for the second timeUltrasonic frequency is 18KHZ, and sound wave density is 0.6w/g, and the processing time is 5 minutes.
Embodiment 2:
In the present embodiment, difference from Example 1 is, the processing ultrasonic frequency of ultrasonic wave processing is for the first time25KHZ, sound wave density is 1.6w/g, the processing time is 5 minutes; Hyperacoustic processing ultrasonic frequency is 30KHZ for the second time, soundBomi degree is 1.5w/g, and the processing time is 5 minutes.
Adopt this method for sludge treatment, moisture percentage in sewage sludge can be dropped to 50%-60%, and energy consumption consumption is low, to dirtThe post-processed of mud is established a basis preferably.
Claims (6)
1. a filtering type sludge dewatering treatment equipment, comprises mud thinning apparatus and sludge treatment device, it is characterized in that: instituteState mud thinning apparatus, comprise collecting bin, described collecting bin bottom is provided with many group rollers, and described collecting bin top is provided with double-deck mistakeFilter screen, described double medium filtration web tier aperture is greater than lower floor aperture;
Described roller bottom is provided with conveyer belt, institute's conveyer belt top be provided with the mud roll-in cylinder for pushing mud slabbing;
Described conveyer belt rear portion is provided with sludge treatment device, and described sludge treatment device comprises mud conveyer, mud extrudingDevice, ultrasonic treatment unit and mud drying and dewatering device,
Roller in described mud thinning apparatus comprises two thick roll-in cylinders, in the middle of described thick roll-in cylinder, is provided with dancer rools pressure cylinder,Described dancer rools pressure cylinder bottom is provided with a spline roll-in cylinder, described thick roll-in cylinder, and dancer rools pressure cylinder and spline roll-in cylinder are mutualTangent bordering on,
Described thick roll-in cylinder, dancer rools pressure cylinder and spline roll-in cylinder are all movably fixed on fixed head,
Described mud conveyer comprises multiple conveying troughs, and described conveying trough is arranged on rotation platform, and described rotation platform is logicalCross erection column and be arranged in chute, described erection column can move in chute;
On described chute, be provided with successively first extrusion that can simultaneously push the mud in all conveying troughs, and to dirtThe surperficial extrusion of concavo-convexization processing is carried out on mud surface;
Described extrusion rear portion is provided with the first supersonic dewatering and processes unit, and establish successively at described the first ultrasonic processor group rear portionThere are the second extrusion, the second ultrasonic processor group and drying plant.
2. sludge treatment device according to claim 1, is characterized in that: conveying trough frame is provided with for being convenient to the use that dewatersMicro-hole.
3. according to the processing method of the filtering type sludge dewatering treatment equipment described in claim 1-2 any one, it is characterized in thatComprise the following steps:
1) mud refinement: mud is dewatered, sludge water water content is reduced to below 75%, introduce mud thinning apparatus,And by after the double medium filtration net filtration of collecting bin top, the end, enters into many group rollers, by thick roll-in cylinder and dancer rools pressure cylinderCarry out mud extruding levigate outer after, by spline roll-in cylinder, mud is pressed and is entered subsequently in conveyer belt;
2) mud transport and processing: mud transports by conveyer belt, and after the roll-in of mud roll-in cylinder, enters into conveying troughIn, the mud in conveying trough subsequently, is transported to the first extrusion and pushes for the first time, subsequently by surperficial extrusion contact intoAfter row concave-convex surfaceization is processed, then carry out ultrasonic wave processing for the first time;
3) mud is dried and is processed: after mud sonicated for the first time, carry out secondary extrusion by the second extrusion,And process post-drying by the second ultrasonic processor group and drying plant, mud can carry out later stage resource place subsequentlyReason.
4. the processing method of filtering type sludge dewatering treatment equipment according to claim 3, is characterized in that: described mudAfter refinement, granular size is 0.05～0.06mm.
5. the processing method of filtering type sludge dewatering treatment equipment according to claim 3, is characterized in that: described mudBy the thickness after the extruding of extrusion for the first time for being less than 18cm; Sludge Surface is carried out concavo-convexization and is processed that rear surface height of concave convex is poor is3-5cm。
6. the processing method of filtering type sludge dewatering treatment equipment according to claim 3, is characterized in that: described firstThe processing ultrasonic frequency of inferior ultrasonic wave processing is 25-45kHz, and sound wave density is 0.8-1.6w/g, and the processing time is that 3-5 dividesClock; Hyperacoustic processing ultrasonic frequency is 18-30kHz for the second time, and sound wave density is 0.6-1.5w/g, and the processing time is 3-5Minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410557100.4A CN104310730B (en) | 2014-10-20 | 2014-10-20 | Filtering type sludge dewatering treatment equipment and processing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410557100.4A CN104310730B (en) | 2014-10-20 | 2014-10-20 | Filtering type sludge dewatering treatment equipment and processing method thereof |
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| CN104310730A CN104310730A (en) | 2015-01-28 |
| CN104310730B true CN104310730B (en) | 2016-05-25 |
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| CN107726329A (en) * | 2017-10-08 | 2018-02-23 | 梁金秀 | Magnetic tape trailer heat utilization and the sinusoidal pulley type waste water processing unit of roots blower |
| CN107860006A (en) * | 2017-10-08 | 2018-03-30 | 吉首大学 | Sinusoidal pulley type municipal wastewater refuse disposal installation with dragveyer |
| CN107838171A (en) * | 2017-10-08 | 2018-03-27 | 吉首大学 | The sinusoidal pulley type waste water processing unit of tail gas purification |
| CN109019989A (en) * | 2018-09-21 | 2018-12-18 | 商丘师范学院 | A kind of multi-function domestic sewage-treatment plant |
| CN115093091B (en) * | 2022-03-18 | 2023-11-07 | 日铭电脑配件(上海)有限公司 | Industrial sewage separation device and method convenient for discharging sludge |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103803775A (en) * | 2012-11-09 | 2014-05-21 | 天津越清环保科技有限公司 | High dryness dewatering method and equipment for high moisture content sludge |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103803775A (en) * | 2012-11-09 | 2014-05-21 | 天津越清环保科技有限公司 | High dryness dewatering method and equipment for high moisture content sludge |
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| CN104310730A (en) | 2015-01-28 |
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Granted publication date: 20160525 Termination date: 20161020 |