CN109304257A - A kind of city planting ductwork recycling sludge disposition integrated apparatus and its application method - Google Patents
A kind of city planting ductwork recycling sludge disposition integrated apparatus and its application method Download PDFInfo
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- CN109304257A CN109304257A CN201811503667.8A CN201811503667A CN109304257A CN 109304257 A CN109304257 A CN 109304257A CN 201811503667 A CN201811503667 A CN 201811503667A CN 109304257 A CN109304257 A CN 109304257A
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- sand
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- fine sand
- water
- planting ductwork
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
-
- 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
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/46—Solid fuels essentially based on materials of non-mineral origin on sewage, house, or town refuse
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The present invention relates to a kind of city planting ductwork recycling sludge disposition integrated apparatus and its application methods, including pre-sifted separating device, primary screen apparatus, sand separating apparatus, the organic granular separator, cyclone separation device being successively linked in sequence；The pre-sifted separating device is connected with pipe network sludge conveyer；The pre-sifted separating device is provided with screw(-type) feeder with primary screen apparatus and connect the two；Cyclone separation device is also connected with effluent outfall, flushing water reflux unit respectively；The flushing water reflux unit is also connected with primary screen apparatus.It is by having carried out refinement separation to all types of solid particles in the city planting ductwork sludge dug out clearly; the high heating value organic matter of recyclable building waste, 0.2mm or more the fine sand that can be used for construction material reuse and 0.1-0.2mm very fine sand, the energy supply that can be used for burning can be respectively obtained; city planting ductwork recycling sludge efficiency is improved compared with limits; additional waste cost of disposal is reduced, while also helping protection environment.
Description
Technical field
The present invention relates to Municipal pipe network technical field of sludge disposal more particularly to a kind of city planting ductwork recycling sludges
Dispose integrated apparatus and its application method.
Background technique
City planting ductwork sludge, also known as sludge in pipe trench refer to that municipal network system carries out drawing generated water when maintenance clearly, consolidate
Mixture, in such mixture containing the building wastes such as reinforced concrete block, brick and sandstone, soil, organic particulate matter,
The substances such as branch, leaf, oils, above-mentioned substance, which is constantly deposited and held under the arm in city planting ductwork, wraps up in part municipal wastewater, draws clearly
It is collected in journey.China's city planting ductwork Sludge Disposal Techniques are started late, and at this stage, common processing disposal options include: (1)
Sludge after drawing clearly is directly stacked in greenery patches；(2) outward transport unit commission disposition is given；(3) it is transported to the progress of sludge terminal
Precipitating dehydration is transported to airing field desiccation outside outskirts of a town, is transported to soot landfill after desiccation again.There are two for above-mentioned disposal options
Secondary pollution, is not easy the drawbacks of managing at bacteria breed, unfavorable to natural environment and social environment.
With the continuous improvement of urban environment, raising of the people to draining Safety Cognition, city planting ductwork Sludge Disposal Techniques
It continues to develop, main flow direction can be divided into dehydration Subtraction method and physical partition method.In the recent period, the part city in the area such as Beijing, Shanghai
Political affairs sewage plant has carried out the trial of related physical isolation technics, for example, Beijing regenerated sewage factory is provided with " thick rotary drum grid
The thin rotary drum grid separation-cyclonic separation of separation-girt-water separation-" is the city planting ductwork sludge treatment commercial plant of primary routing；
Shanghai drainage pipeline networks Treatment of Sludge demonstration plant primary routing is " big partial size slag charge separation-stirring and the middle partial size slag of elutriation-
Expect separation-mud-water separation "；Shanghai city planting ductwork sludge treatment technique route is the " fine grid-water conservancy of wash reel-washed-out sand-
Eddy flow and girt-water separation-sloping plate deposition "；Shanghai city planting ductwork sludge treatment technique is " stirring-fishing slag-girt-water separation-dross
Dehydration "；Henan pipe network sludge treatment technique is " filtering screen out-sediment deposition separation-dewatered drying-be compressed into cake ".It is above-mentioned
Rubbish, building sand, compost sludge in city planting ductwork sludge has been carried out different degrees of separation, dehydration and resource by technique
Change and utilize, but there is also more problem, be mainly manifested in: easily blocking, part discharging moisture content is higher, discharging content of organics
The discharging of higher, cyclone separator is more and is difficult to recycle, fine sand and suspension content are higher etc. in sewage.The present invention is exactly base
In the studies above background propose, it is intended to improve Municipal pipe network recycling sludge utilization efficiency, and can overcome it is above-mentioned not
Foot.
Summary of the invention
It is an object of the invention to: overcome deficiency present in sludge treatment in the prior art, a kind of city planting ductwork is provided
Recycling sludge disposes integrated apparatus and its application method, by all types of solid in the city planting ductwork sludge dug out clearly
Body particle has carried out refinement separation, the 0.2mm or more that can be respectively obtained recyclable building waste, can be used for construction material reuse
The high heating value organic matter of fine sand and 0.1-0.2mm very fine sand, the energy supply that can be used for burning improves city planting ductwork dirt compared with limits
Mud resource efficiency reduces additional waste cost of disposal, while also helping protection environment.
In order to achieve the above object, the present invention adopts the following technical scheme that realization:
A kind of city planting ductwork recycling sludge disposes integrated apparatus, including the pre-sifted separating device, just being successively linked in sequence
Grade screening plant, sand separating apparatus, organic granular separator, cyclone separation device；Wherein, the pre-sifted separating device and pipe network
Sludge conveyer is connected；The two is connect with primary screen apparatus by screw(-type) feeder by the pre-sifted separating device；At the beginning of institute
Grade states screening plant and sand separating apparatus passes through piping connection；The sand separating apparatus and organic granular separator pass through pipeline
Connection；Organic granular separator and cyclone separation device pass through piping connection；The cyclone separation device also respectively with sewage
Delivery pipe, flushing water reflux unit are connected；The flushing water reflux unit is also connected with primary screen apparatus；The pre-sifted
For separating device for sieving bulk impurity, the bulk impurity includes partial size >=50mm building waste and/or house refuse；It is described
For primary screen apparatus for sieving rough material, the rough material includes the building waste and/or house refuse of 10-50mm；It is described
Sand separating apparatus is 0.1-0.2mm very fine sand for particle separation diameter >=0.2mm fine sand and partial size；The organic granular separation dress
Set the high heating value organic materials for being 1-10mm for Sieving and casing；The cyclone separation device has for Sieving and casing≤1mm
The very fine sand class particulate matter of machine impurity and≤0.1mm.
As advanced optimizing for above scheme, the pre-sifted separating device selects building waste screening machine or vibrating screen, sieve
Dividing precision is 50mm-100mm；The primary screen apparatus selection roller grid, filtering accuracy 10mm-20mm, meanwhile, roller
Grid is internally provided with the high-pressure nozzle that high-pressure spray wash is carried out to material, and the high-pressure nozzle uses spiral nozzle form, injection
Pressure is 0.07-0.7MPa；The organic granular separator selects high-precision roller grid, filtering accuracy 1mm-2mm.
As advanced optimizing for above scheme, the sand separating apparatus includes level-one sand separating apparatus and second level sand separation
Device, the level-one sand separating apparatus carry out overall separation for general >=0.1mm fine sand using hydrocyclone；Described two
Grade sand separating apparatus using fine vibrating screen carry out screening process after, respectively obtain >=0.2mm fine sand and 0.1-0.2mm it is superfine
Sand；The screening precision of the fine vibrating screen is 0.2mm, and oversize is >=0.2mm fine sand, and screenings is that 0.1-0.2mm is superfine
Sand.
Or the sand separating apparatus includes fine sand separator and superfine sand separating apparatus, the fine sand separator is adopted
With efficient grit water separator, the fine sand of isolated >=0.2mm；The superfine sand separating apparatus uses class disc-type girt-water separation
Device is separated, filtering accuracy 0.1mm.
As advanced optimizing for above scheme, the efficient grit water separator includes separator main body, agitating device, song
Face water distributor；Functional Disengagement zone, function decanting zone, fluidisation cleaning area, the area Chu Sha is arranged in the separator main body from top to bottom；
The agitating device includes being set to function Disengagement zone in separator main body, function decanting zone, the multistage stirring for fluidizing cleaning area
Device, and the stirring motor being connect with multistage stirrer-driven；Water outlet is provided in the function Disengagement zone；The curved surface cloth
Hydrophone is set in function Disengagement zone, and the curved surface water distributor is connected with tangential water inlet；It is provided in the function decanting zone
Fluidisation water/gas discharge outlet；The import of fluidisation water/gas, recoil/evacuation port are provided in the fluidisation cleaning area；The fluidisation
The junction in cleaning area and the area Chu Sha, which is provided with, unloads sand mouth；Sand removing hole is provided in the area Chu Sha.In the technical solution
In, fluidisation is the discharge of fluidisation water/gas with water/gas discharge outlet, and above-mentioned medium is discharged with grit water separator by pipeline and is mixed
Enter next processing section afterwards；Recoil/evacuation port is the recoil mouth or evacuation port when equipment is stopped transport, equipment blocks；Unloading sand mouth is
The channel of sand discharge system after being separated from water, deposit, cleaning；Sediment ejection opening is sand discharger/equipment connector, can be with spiral shell
Revolve the connection of the equipment such as conveyer.
As advanced optimizing for above scheme, the class disk grit water separator includes separator main body；The separation
Several layers curved surface sub-sand disk is provided in device main body；Separator main body two sides corresponding with every layer of curved surface sub-sand disk position point
It is not provided with water inlet, water outlet；The separator main body center is provided with collection sandpipe beam along separator main body length direction,
The separator main body bottom is provided with the area Chu Sha being connected with collection sandpipe beam.In the technical scheme, class disc-type sand water
In separator, convex disk, collection sandpipe Shu Junwei fixation member；Basic principle is water body with certain flow rate, flow, tangential to enter
Convex disk is efficiently separated sand and water using cyclonic separation mechanism and wall attachment effect, and the apparatus structure is compact, is totally-enclosed
Pattern.
As advanced optimizing for above scheme, which further includes automatic control device, the automatic control
Device include controller, the first pressure sensor being connected with controller, second pressure sensor, third pressure sensor,
First flow sensor and second flow sensor；
The first pressure sensor is set on pipe network sludge conveyer for real-time detection city planting ductwork sludge
Weight signal is conveyed, and the gravitational cue of real-time detection is sent to controller；
The second pressure sensor and third pressure sensor are all set in sand separating apparatus, are respectively used to examine in real time
Survey >=0.2mm fine sand and 0.1-0.2mm very fine sand gravitational cue, and the gravitational cue of real-time detection is sent to controller；
The first flow sensor and second flow sensor are set in the cyclone separation device, are respectively used to reality
When the detection flushing water return flow signal of flushing water reflux unit, effluent outfall discharge water flow signal, and will be real-time
The flow signal of detection is sent to controller；
The above-mentioned signal received is compared after data conversion with preset respective threshold by controller, according to comparing
Result control respectively the conveying capacity of pipe network sludge conveyer, sand separating apparatus girt-water separation device operating parameter, punching
The reflux pump operating parameter of wash water reflux unit；When being higher than preset threshold value, controller controls above-mentioned pipe network sludge conveying dress
Operating parameter, the reflux pump operating parameter of flushing water reflux unit of the girt-water separation device of the conveying capacity, sand separating apparatus set
It reduces；Conversely, then increasing.
As advanced optimizing for above scheme, the automatic control device further includes passing through wireless network phase with controller
The Cloud Server of connection；The above-mentioned signal of real-time reception is stored in memory by the controller after data conversion, and will
The corresponding real value and comparison result stored in memory is sent to Cloud Server by wireless network；The Cloud Server
Also it is connected by wireless network with remote monitoring center or intelligent mobile terminal.
As advanced optimizing for above scheme, automatic open close cap assemblies are provided in the area Chu Sha, it is described to open automatically
Closing the component includes electronic cover board, the 4th pressure sensor being connected with controller；The controller and electronic cover board control
Connection；The fine sand gravitational cue of 4th pressure sensor area real-time detection Chu Sha bottom, and the real-time fine sand weight that will test
Force signal is sent to controller, and the real-time fine sand gravitational cue that controller sends the 4th pressure sensor received is through data
It is compared after conversion with preset pressure threshold, controls electronic cover board according to the result of the comparison and open and close；It is thin when in real time
When sand gravity value is higher than preset pressure threshold, controls electronic cover board and open；Conversely, then closing.
As advanced optimizing for above scheme, the electronic cover board includes motor, the master that is set on motor output shaft
Moving gear and the mutually matched rack gear of driving gear, the rack gear are connected by connecting rod with cover board；The cover board is set to storage
The bottom peristome in sand area.
The application method of the above-mentioned city planting ductwork recycling sludge disposition integrated apparatus of the present invention includes the following steps:
1) bulk impurity is first carried out isolated level-one screenings through pre-sifted separating device by city planting ductwork sludge after drawing clearly,
The bulk impurity includes building waste, branch；Pre-sifted separating device selects building waste screening machine or vibrating screen, screening precision
For 50mm-100mm；
2) enter primary screen apparatus through screw(-type) feeder through step 1) pre-sifted subsystem treated level-one screenings, benefit
Flushing water will be flowed back in primary screen apparatus front end and above-mentioned level-one screenings with the flushing water reflux unit in integrated apparatus
Mixing, by the wash water control of flow and pressure that liquidates, by level-one screenings sludge and organic matter carry out effectively rinsing removing,
Sand separating apparatus is pumped into through delivery pump after primary screen apparatus treated second level screenings and flushing water mixing；Just
Grade screening plant selects equipment for roller grid, screening precision 10-20mm,；
3) by above-mentioned steps 2) in sand separating apparatus second level screenings and flushing water carry out the clear of efficient sand separation and sand
It washes, respectively obtaining partial size >=0.2mm fine sand and partial size is 0.1-0.2mm very fine sand, and respectively by above-mentioned fine sand and very fine sand
It recycles；Fluidisation cleaning workshop section is arranged in sand separating apparatus simultaneously, by organic granular material in sewage or the lesser lightweight of density
Particle carries out concentration removal, it is ensured that content of organics is below 3% in the fine sand and very fine sand of sand separator output；
4) sewage discharged after sand separating apparatus is handled concentrates organic granular through organic granular separator
Removal, obtains high heating value organic matter, can be used as fuel and recycled；Organic granular separator selects fine roller grid, mistake
Filter precision is 0.5-1mm；
5) fine roller grid discharge sewage obtains particulate matter concentrate and upper suspension after cyclone separator is handled, on
Reflux flushing water in suspension, that is, step 2), will most of upper suspension reuse to primary screen apparatus, spinning liquid discharge on fraction
To pipe network system or sewage treatment plant.
Had using city planting ductwork recycling sludge disposition integrated apparatus of the invention and its application method following beneficial
Effect:
(1) present invention has carried out refinement separation to all types of solid particles in the city planting ductwork sludge dug out clearly, can divide
Do not obtain recyclable building waste, 0.2mm or more the fine sand that can be used for construction material reuse and 0.1-0.2mm very fine sand, can
For the high heating value organic matter for energy supply of burning, city planting ductwork recycling sludge efficiency is improved compared with limits, is reduced additional
Waste disposal cost.
(2) present invention is handled by the idetified separation of classification pretreatment and sand, and final material yield is high, material recycle ratio
For 70-85%, and prior art material recycle ratio is generally 40-65%.Meanwhile the present invention is enhanced in primary screen apparatus
High pressure cleaning process；Sand flow cleaning process is optimized in sand separating apparatus, is provided with unique gas and water friction washed-out sand facility；
The initiative solid impurity content that 0.1-0.2mm fine sand has been subjected to online separation and recycling, has reduced in institute's waste discharge,
And then reduce total system water consumption and displacement, it reduces this technique institute's waste discharge and subsequent sewage disposal system is rushed
It hits.
(3) in the present invention, by high-efficiency washings at different levels and strengthen cleaning, the building waste solid finally recycled, 0.2mm
The above fine sand of diameter, 0.1-0.2mm partial size very fine sand content of organics be below 3%, meet subsequent requirement.
Detailed description of the invention
Attached drawing 1 is efficient sand moisture in sand separating apparatus in city planting ductwork recycling sludge of the present invention disposition integrated apparatus
Structural schematic diagram from device.
Attached drawing 2 is class disk sand water in sand separating apparatus in city planting ductwork recycling sludge of the present invention disposition integrated apparatus
The structural schematic diagram of separator.
Attached drawing 3 is that the first sand separating apparatus structure is shown in city planting ductwork recycling sludge of the present invention disposition integrated apparatus
It is intended to.
Attached drawing 4 is that second of sand separating apparatus structure is shown in city planting ductwork recycling sludge of the present invention disposition integrated apparatus
It is intended to.
Attached drawing 5 is the working principle diagram that city planting ductwork recycling sludge of the present invention disposes integrated apparatus.
Attached drawing 6 is that city planting ductwork recycling sludge of the present invention disposition integrated apparatus works original in concrete application embodiment
Reason figure.
Specific embodiment
1-6 disposes integrated apparatus to city planting ductwork recycling sludge of the present invention with reference to the accompanying drawing and its application method is made
To be described in detail.
A kind of city planting ductwork recycling sludge disposes integrated apparatus, the integrated apparatus include successively be linked in sequence it is pre-
Screening plant, primary screen apparatus, sand separating apparatus, organic granular separator, cyclone separation device；Wherein, the pre-sifted
Separating device is connected with pipe network sludge conveyer；The pre-sifted separating device and primary screen apparatus pass through screw(-type) feeder for two
Person's connection；Institute's primary states screening plant and sand separating apparatus passes through piping connection；The sand separating apparatus is separated with organic granular
Device passes through piping connection；Organic granular separator and cyclone separation device pass through piping connection；The cyclone separation device
Also it is connected respectively with effluent outfall, flushing water reflux unit；The flushing water reflux unit also with primary screen apparatus phase
Connection；The pre-sifted separating device for sieving bulk impurity, the bulk impurity include partial size >=50mm building waste and/or
House refuse；The primary screen apparatus for sieving rough material, the rough material include 10-50mm building waste and/or
House refuse；The sand separating apparatus is 0.1-0.2mm very fine sand for particle separation diameter >=0.2mm fine sand and partial size；It is described
The high heating value organic materials that organic granular separator is 1-10mm for Sieving and casing；The cyclone separation device is for sieving
The very fine sand class particulate matter of partial size≤1mm organic impurities and≤0.1mm.
The pre-sifted separating device selects building waste screening machine or vibrating screen, screening precision 50mm-100mm；It is described first
Grade screening plant selection roller grid, filtering accuracy 10mm-20mm, meanwhile, roller grid, which is internally provided with, carries out material
The high-pressure nozzle of high-pressure spray wash, the high-pressure nozzle use spiral nozzle form, and injection pressure is 0.07-0.7MPa；It is described to have
Machine particle sorting apparatus selects high-precision roller grid, filtering accuracy 1mm-2mm.
The sand separating apparatus includes level-one sand separating apparatus and second level sand separating apparatus, and the level-one sand separating apparatus is adopted
Overall separation is carried out for general >=0.1mm fine sand with hydrocyclone；The second level sand separating apparatus is using fine vibration
After sieve carries out screening process, >=0.2mm fine sand and 0.1-0.2mm very fine sand are respectively obtained；The screening essence of the fine vibrating screen
Degree is 0.2mm, and oversize is >=0.2mm fine sand, and screenings is 0.1-0.2mm very fine sand.
Or the sand separating apparatus includes fine sand separator and superfine sand separating apparatus, the fine sand separator is adopted
With efficient grit water separator, the fine sand of isolated >=0.2mm；The superfine sand separating apparatus uses class disc-type girt-water separation
Device is separated, filtering accuracy 0.1mm.
The efficient grit water separator includes separator main body 1, agitating device 2, curved surface water distributor 3；The separator master
Functional Disengagement zone 4, function decanting zone 5, fluidisation cleaning area 6, the area Chu Sha 7 is arranged in body from top to bottom；The agitating device includes
It is set to function Disengagement zone in separator main body, function decanting zone, fluidizes the multistage blender 8 of cleaning area, and stirred with multistage
Mix the stirring motor 9 of device drive connection；Water outlet 10 is provided in the function Disengagement zone；The curved surface water distributor is set to function
In energy Disengagement zone, the curved surface water distributor is connected with tangential water inlet 11；Fluidisation water/gas is provided in the function decanting zone
Discharge outlet 12；Fluidisation water/gas import 13, recoil/evacuation port 14 are provided in the fluidisation cleaning area；The fluidisation cleaning area
It is provided with the junction in the area Chu Sha and unloads sand mouth 15；Sand removing hole 16 is provided in the area Chu Sha.
The class disk grit water separator includes separator main body 17；Several layers curved surface is provided in the separator main body
Sub-sand disk 18；Separator main body two sides corresponding with every layer of curved surface sub-sand disk position are respectively arranged with water inlet 19, water outlet
Mouth 20；The separator main body center is provided with collection sandpipe beam 21, the separator main body along separator main body length direction
Bottom is provided with the area Chu Sha 22 being connected with collection sandpipe beam.
The integrated apparatus further includes automatic control device, the automatic control device include controller, with controller phase
First pressure sensor, second pressure sensor, third pressure sensor, first flow sensor and the second flow of connection pass
Sensor；
The first pressure sensor is set on pipe network sludge conveyer for real-time detection city planting ductwork sludge
Weight signal is conveyed, and the gravitational cue of real-time detection is sent to controller；
The second pressure sensor and third pressure sensor are all set in sand separating apparatus, are respectively used to examine in real time
Survey >=0.2mm fine sand and 0.1-0.2mm very fine sand gravitational cue, and the gravitational cue of real-time detection is sent to controller；
The first flow sensor and second flow sensor are set in the cyclone separation device, are respectively used to reality
When the detection flushing water return flow signal of flushing water reflux unit, effluent outfall discharge water flow signal, and will be real-time
The flow signal of detection is sent to controller；
The above-mentioned signal received is compared after data conversion with preset respective threshold by controller, according to comparing
Result control respectively the conveying capacity of pipe network sludge conveyer, sand separating apparatus girt-water separation device operating parameter, punching
The reflux pump operating parameter of wash water reflux unit；When being higher than preset threshold value, controller controls above-mentioned pipe network sludge conveying dress
Operating parameter, the reflux pump operating parameter of flushing water reflux unit of the girt-water separation device of the conveying capacity, sand separating apparatus set
It reduces；Conversely, then increasing.
The automatic control device further includes the Cloud Server being connected with controller by wireless network；The controller
The above-mentioned signal of real-time reception is stored in memory after data conversion, and by the corresponding real value stored in memory with
And comparison result is sent to Cloud Server by wireless network；The Cloud Server also passes through in wireless network and long-range monitoring
The heart or intelligent mobile terminal are connected.
Automatic open close cap assemblies are provided in the area Chu Sha, the automatic open close component includes electronic cover board and control
The 4th pressure sensor that device processed is connected；The controller and the control of electronic cover board connect；4th pressure sensor is real
When detect the fine sand gravitational cue of the area Chu Sha bottom, and the real-time fine sand gravitational cue that will test is sent to controller, controller
By the 4th pressure sensor received send real-time fine sand gravitational cue after data conversion with preset pressure threshold into
Row compares, and controls electronic cover board according to the result of the comparison and opens and closes；When real-time fine sand gravity value is higher than preset pressure threshold
When value, controls electronic cover board and open；Conversely, then closing.
The electronic cover board includes that motor, the driving gear being set on motor output shaft and driving gear cooperate
Rack gear, the rack gear is connected by connecting rod with cover board；The cover board is set to the bottom peristome in the area Chu Sha.
The application method of the above-mentioned city planting ductwork recycling sludge disposition integrated apparatus of the present invention includes the following steps:
1) bulk impurity is first carried out isolated level-one screenings through pre-sifted separating device by city planting ductwork sludge after drawing clearly,
The bulk impurity includes building waste, branch；Pre-sifted separating device selects building waste screening machine or vibrating screen, screening precision
For 50mm-100mm；
2) enter primary screen apparatus through screw(-type) feeder through step 1) pre-sifted subsystem treated level-one screenings, benefit
Flushing water will be flowed back in primary screen apparatus front end and above-mentioned level-one screenings with the flushing water reflux unit in integrated apparatus
Mixing, by the wash water control of flow and pressure that liquidates, by level-one screenings sludge and organic matter carry out effectively rinsing removing,
Sand separating apparatus is pumped into through delivery pump after primary screen apparatus treated second level screenings and flushing water mixing；Just
Grade screening plant selects equipment for roller grid, screening precision 10-20mm,；
3) by above-mentioned steps 2) in sand separating apparatus second level screenings and flushing water carry out the clear of efficient sand separation and sand
It washes, respectively obtaining partial size >=0.2mm fine sand and partial size is 0.1-0.2mm very fine sand, and respectively by above-mentioned fine sand and very fine sand
It recycles；Fluidisation cleaning workshop section is arranged in sand separating apparatus simultaneously, by organic granular material in sewage or the lesser lightweight of density
Particle carries out concentration removal, it is ensured that content of organics is below 3% in the fine sand and very fine sand of sand separator output；
4) sewage discharged after sand separating apparatus is handled concentrates organic granular through organic granular separator
Removal, obtains high heating value organic matter, can be used as fuel and recycled；Organic granular separator selects fine roller grid, mistake
Filter precision is 0.5-1mm；
5) fine roller grid discharge sewage obtains particulate matter concentrate and upper suspension after cyclone separator is handled, on
Reflux flushing water in suspension, that is, step 2), will most of upper suspension reuse to primary screen apparatus, spinning liquid discharge on fraction
To pipe network system or sewage treatment plant.
City planting ductwork recycling sludge disposition integrated apparatus of the present invention can be applied to the disposition of city planting ductwork recycling sludge,
And minimizing, the disposal of resources of the mud such as river, lake, reservoir, apply also for part industrial and mining enterprises low concentration wastewater
Recycle the occasions such as valuable mineral.It is below concrete application example to city planting ductwork of the present invention using the city planting ductwork sludge treatment in certain urban district
Recycling sludge is disposed integrated apparatus and is made to further illustrate.
(1) material: certain urban district city planting ductwork sludge is handled
(2) treating capacity: 5t/h
(3) material characteristic: solid content 10%-60%；Inorganic siccative specific gravity 70-85%, organic siccative specific gravity 25-30%.
Containing the building wastes such as concrete block, brick in city planting ductwork sludge, containing the natural rubbish such as branch, contain grittiness, for building
The substances such as clast, fine sand, very fine sand, soil contain the substances such as swill and other particulate matters.
(4) processing technological flow: it is detailed in Fig. 6
(5) discharge characteristic
Discharge total amount: 4.1t/h
Bulk building waste: 0.205t/h
10-50mm stone, branch etc.: 0.369t/h content of organics≤5%
>=0.2mm fine sand: 1.804t/h content of organics≤3%
0.1-0.2mm fine sand: 0.656t/h content of organics≤3%
1-10mm organic matter: 0.41t/h
Residual impurity material: 0.656t/h
By high-efficiency washings at different levels and strengthen cleaning, the building waste solid that finally recycles, the above fine sand of 0.2mm partial size,
The content of organics of 0.1-0.2mm partial size very fine sand is below 3%, meets subsequent requirement.
This hair can be understood and applied the above description of the embodiments is intended to facilitate those skilled in the art
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to implementations here
Example, those skilled in the art's announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be
Within protection scope of the present invention.
Claims (10)
1. a kind of city planting ductwork recycling sludge disposes integrated apparatus, it is characterised in that: the integrated apparatus includes successively suitable
Pre-sifted separating device, the primary screen apparatus, sand separating apparatus, organic granular separator, cyclone separation device of sequence connection；Its
In, the pre-sifted separating device is connected with pipe network sludge conveyer；The pre-sifted separating device and primary screen apparatus pass through spiral shell
Rotation batcher connects the two；Institute's primary states screening plant and sand separating apparatus passes through piping connection；The sand separating apparatus with
Organic granular separator passes through piping connection；Organic granular separator and cyclone separation device pass through piping connection；It is described
Cyclone separation device is also connected with effluent outfall, flushing water reflux unit respectively；The flushing water reflux unit is also and just
Grade screening plant is connected；For the pre-sifted separating device for sieving bulk impurity, the bulk impurity includes partial size >=50mm
Building waste and/or house refuse；For the primary screen apparatus for sieving rough material, the rough material includes 10-50mm's
Building waste and/or house refuse；The sand separating apparatus is 0.1- for particle separation diameter >=0.2mm fine sand and partial size
0.2mm very fine sand；The high heating value organic materials that the organic granular separator is 1-10mm for Sieving and casing；The eddy flow
Very fine sand class particulate matter of the separator for Sieving and casing≤1mm organic impurities and≤0.1mm.
2. city planting ductwork recycling sludge according to claim 1 disposes integrated apparatus, it is characterised in that: the pre-sifted
Separating device selects building waste screening machine or vibrating screen, screening precision 50mm-100mm；The primary screen apparatus selects rolling
Cylinder grid, filtering accuracy 10mm-20mm, meanwhile, roller grid is internally provided with the high pressure spray that high-pressure spray wash is carried out to material
Head, the high-pressure nozzle use spiral nozzle form, and injection pressure is 0.07-0.7MPa；The organic granular separator choosing
With high-precision roller grid, filtering accuracy 1mm-2mm.
3. city planting ductwork recycling sludge according to claim 1 disposes integrated apparatus, it is characterised in that: the sand point
It include level-one sand separating apparatus and second level sand separating apparatus from device, the level-one sand separating apparatus uses hydrocyclone
Overall separation is carried out for general >=0.1mm fine sand；After the second level sand separating apparatus carries out screening process using fine vibrating screen,
Respectively obtain >=0.2mm fine sand and 0.1-0.2mm very fine sand；The screening precision of the fine vibrating screen is 0.2mm, and oversize is
>=0.2mm fine sand, screenings are 0.1-0.2mm very fine sand.
Or the sand separating apparatus includes fine sand separator and superfine sand separating apparatus, the fine sand separator is using high
Imitate grit water separator, the fine sand of isolated >=0.2mm；The superfine sand separating apparatus using class disc-type grit water separator into
Row separation, filtering accuracy 0.1mm.
4. city planting ductwork recycling sludge according to claim 3 disposes integrated apparatus, it is characterised in that: described efficient
Grit water separator includes separator main body (1), agitating device (2), curved surface water distributor (3)；The separator main body is from top to bottom
Functional Disengagement zone (4), function decanting zone (5), fluidisation cleaning area (6), the area Chu Sha (7) are set；The agitating device includes setting
It is placed in function Disengagement zone in separator main body, function decanting zone, fluidizes the multistage blender (8) of cleaning area, and stirred with multistage
Mix the stirring motor (9) of device drive connection；Water outlet (10) are provided in the function Disengagement zone；The curved surface water distributor setting
In function Disengagement zone, the curved surface water distributor is connected with tangential water inlet (11)；Fluidisation is provided in the function decanting zone
With water/gas discharge outlet (12)；Fluidisation water/gas import (13), recoil/evacuation port (14) are provided in the fluidisation cleaning area；
The junction in the fluidisation cleaning area and the area Chu Sha, which is provided with, unloads sand mouth (15)；Sand removing hole is provided in the area Chu Sha
(16)。
5. city planting ductwork recycling sludge according to claim 4 disposes integrated apparatus, it is characterised in that: the class dish
Piece grit water separator includes separator main body (17)；Several layers curved surface sub-sand disk (18) is provided in the separator main body；
Separator main body two sides corresponding with every layer of curved surface sub-sand disk position are respectively arranged with water inlet (19), water outlet (20)；Institute
It states separator main body center and is provided with collection sandpipe beam (21) along separator main body length direction, the separator main body bottom is set
It is equipped with the area Chu Sha (22) being connected with collection sandpipe beam.
6. city planting ductwork recycling sludge according to claim 5 disposes integrated apparatus, it is characterised in that: the integration
Device further includes automatic control device, and the automatic control device includes controller, the first pressure being connected with controller biography
Sensor, second pressure sensor, third pressure sensor, first flow sensor and second flow sensor；
The first pressure sensor is set to the conveying that real-time detection city planting ductwork sludge is used on pipe network sludge conveyer
Weight signal, and the gravitational cue of real-time detection is sent to controller；
The second pressure sensor and third pressure sensor are all set in sand separating apparatus, be respectively used to real-time detection >=
The gravitational cue of 0.2mm fine sand and 0.1-0.2mm very fine sand, and the gravitational cue of real-time detection is sent to controller；
The first flow sensor and second flow sensor are set in the cyclone separation device, are respectively used to examine in real time
Survey the discharge water flow signal of the flushing water return flow signal of flushing water reflux unit, effluent outfall, and by real-time detection
Flow signal be sent to controller；
The above-mentioned signal received is compared after data conversion with preset respective threshold by controller, according to the knot compared
Fruit controls the conveying capacity of pipe network sludge conveyer, the operating parameter of the girt-water separation device of sand separating apparatus, flushing water respectively
The reflux pump operating parameter of reflux unit；When being higher than preset threshold value, controller controls above-mentioned pipe network sludge conveyer
Conveying capacity, the operating parameter of the girt-water separation device of sand separating apparatus, the reflux pump operating parameter of flushing water reflux unit reduce；
Conversely, then increasing.
7. city planting ductwork recycling sludge according to claim 6 disposes integrated apparatus, it is characterised in that: described automatic
Control device further includes the Cloud Server being connected with controller by wireless network；The controller is by the above-mentioned of real-time reception
Signal is stored in memory after data conversion, and the corresponding real value and comparison result that store in memory are passed through
Wireless network is sent to Cloud Server；The Cloud Server also passes through wireless network and remote monitoring center or intelligent mobile is whole
End is connected.
8. city planting ductwork recycling sludge according to claim 7 disposes integrated apparatus, it is characterised in that: the storage sand
Be provided with automatic open close cap assemblies in area, the automatic open close component includes electronic cover board, be connected with controller the 4th
Pressure sensor；The controller and the control of electronic cover board connect；4th pressure sensor area real-time detection Chu Sha bottom
Fine sand gravitational cue, and the real-time fine sand gravitational cue that will test is sent to controller, and controller is by the receive the 4th pressure
The real-time fine sand gravitational cue that force snesor is sent is compared after data conversion with preset pressure threshold, according to what is compared
As a result electronic cover board is controlled to open and close；When real-time fine sand gravity value is higher than preset pressure threshold, electronic cover board is controlled
It opens；Conversely, then closing.
9. city planting ductwork recycling sludge according to claim 8 disposes integrated apparatus, it is characterised in that: described electronic
Cover board includes motor, the driving gear being set on motor output shaft and the mutually matched rack gear of driving gear, and the rack gear is logical
Connecting rod is crossed to be connected with cover board；The cover board is set to the bottom peristome in the area Chu Sha.
10. the user of city planting ductwork recycling sludge disposition integrated apparatus according to claim 1 to 9
Method, which is characterized in that the application method includes the following steps:
1) bulk impurity is first carried out isolated level-one screenings through pre-sifted separating device by city planting ductwork sludge after drawing clearly, described
Bulk impurity includes building waste, branch；Pre-sifted separating device selects building waste screening machine or vibrating screen, screening precision are
50mm-100mm；
2) enter primary screen apparatus through screw(-type) feeder through step 1) pre-sifted subsystem treated level-one screenings, utilize one
Body disguises the flushing water reflux unit in setting and mixes reflux flushing water with above-mentioned level-one screenings in primary screen apparatus front end,
By the wash water control of flow and pressure that liquidates, by level-one screenings sludge and organic matter carry out effectively rinsing removing, pass through
Sand separating apparatus is pumped into through delivery pump after primary screen apparatus treated second level screenings and flushing water mixing；Primary sieve
Separating device selects equipment for roller grid, screening precision 10-20mm,；
3) by above-mentioned steps 2) in sand separating apparatus second level screenings and flushing water carry out efficient sand separation and the cleaning of sand, point
Partial size >=0.2mm fine sand is not obtained and partial size is 0.1-0.2mm very fine sand, and above-mentioned fine sand and very fine sand are recycled into benefit respectively
With；Fluidisation cleaning workshop section is arranged in sand separating apparatus simultaneously, by organic granular material in sewage or the lesser light granules of density into
Row concentrates removal, it is ensured that content of organics is below 3% in the fine sand and very fine sand of sand separator output；
4) organic granular concentrate and be gone by the sewage discharged after sand separating apparatus is handled through organic granular separator
It removes, obtains high heating value organic matter, can be used as fuel and recycled；Organic granular separator selects fine roller grid, filtering
Precision is 0.5-1mm；
5) fine roller grid discharge sewage obtains particulate matter concentrate and upper suspension, upper suspension after cyclone separator is handled
Reflux flushing water i.e. in step 2), will most of upper suspension reuse to primary screen apparatus, spinning liquid is emitted into pipe on fraction
Net system or sewage treatment plant.
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| CN201811503667.8A CN109304257A (en) | 2018-12-10 | 2018-12-10 | A kind of city planting ductwork recycling sludge disposition integrated apparatus and its application method |
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| CN201811503667.8A CN109304257A (en) | 2018-12-10 | 2018-12-10 | A kind of city planting ductwork recycling sludge disposition integrated apparatus and its application method |
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| CN114751616A (en) * | 2022-06-16 | 2022-07-15 | 中国市政工程华北设计研究总院有限公司 | Drainage pipeline sludge carbon source extraction system and method for on-line separation of organic and inorganic components |
| CN116040897A (en) * | 2023-03-30 | 2023-05-02 | 中国市政工程华北设计研究总院有限公司 | Method for synchronously extracting organic carbon source in situ by removing dirt from river sediment |
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