CN110526538A - Intelligent sludge handles solid-liquid separation system - Google Patents
Intelligent sludge handles solid-liquid separation system Download PDFInfo
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- CN110526538A CN110526538A CN201910787002.2A CN201910787002A CN110526538A CN 110526538 A CN110526538 A CN 110526538A CN 201910787002 A CN201910787002 A CN 201910787002A CN 110526538 A CN110526538 A CN 110526538A
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- solid
- cloth
- liquid separation
- filters pressing
- filter cloth
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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
- C02F11/121—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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- 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
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a kind of Intelligent sludges to handle solid-liquid separation system, wraps up solid-liquid mixture by the filter cloth of a multilayer folding, and using the form of static pressure filters pressing and multilayer filter cloth, final realize adequately is separated by solid-liquid separation.Wherein, Intelligent sludge processing solid-liquid separation system, Intelligent sludge handle solid-liquid separation system, including cloth discharging all-in-one machine and separation of solid and liquid filtering equipment, and cloth discharging all-in-one machine includes chain scraper conveyor and filters pressing cylinder；Chain scraper conveyor is compound material bed for material to be drained off to be wrapped between upper layer filter cloth and lower layer's filter cloth, is formed, and is also used to compound material bed investment or pull-out filters pressing cylinder；Cartridge filter is stacked compound material bed for holding s shape, and provides and is separated by solid-liquid separation filtering equipment and treats the space that dehydrated material carries out filters pressing, is separated by solid-liquid separation filtering equipment and is separated by solid-liquid separation for treating dehydrated material.
Description
[technical field]
The invention belongs to sludge and Solid Waste Treatment technical fields, and in particular to a kind of Intelligent sludge processing separation of solid and liquid
System.
[background technique]
It is the equipment for separation of solid and liquid that Treatment of Sludge, which is separated by solid-liquid separation filtering equipment, can be for dehydrating municipal sludge, poultry
Poultry manure (pig manure, cow dung) dehydration, river sludge dehydration, oil field sludge dehydration, kitchen garbage press dewatering, brewery, pharmacy
The precipitating sludges such as factory, chemical plant dehydration, so using face is than wide.
Separation of solid and liquid filtering equipment common in the art has belt filter press and plate and frame type filter-press, belt filter press
It is able to achieve and works continuously, but its finished product moisture content 60% or so；Plate and frame type filter-press finished product moisture content is 60% or more, still
It can only batch operation.Thus, separation of solid and liquid filtering equipment dehydration rate common in the art is all relatively low.
[summary of the invention]
The object of the present invention is to provide a kind of Intelligent sludges to handle solid-liquid separation system, passes through the filter cloth of a multilayer folding
Solid-liquid mixture is wrapped up, using the form of static pressure filters pressing and multilayer filter cloth, final realize adequately is separated by solid-liquid separation.
The invention adopts the following technical scheme: Intelligent sludge handles solid-liquid separation system, including cloth discharging all-in-one machine and solid
Liquid separates filtering equipment, and cloth discharging all-in-one machine includes chain scraper conveyor and filters pressing cylinder；
Material to be drained off for being wrapped between upper layer filter cloth and lower layer's filter cloth, forming compound material by chain scraper conveyor
Layer is also used to compound material bed investment or pull-out filters pressing cylinder；
Cartridge filter for hold s shape be stacked it is compound material bed, and provide be separated by solid-liquid separation filtering equipment to be drained off
Material carries out the space of filters pressing, is separated by solid-liquid separation filtering equipment and is separated by solid-liquid separation for treating dehydrated material.
Further, filters pressing cylinder is connected with filters pressing cylinder mobile device, and filters pressing cylinder mobile device is used for the filters pressing cylinder is mobile
To at chain scraper conveyor cloth end or separation of solid and liquid filtering equipment.
Further, cloth discharging all-in-one machine be two groups perhaps each group cloth more than two discharge all-in-one machine cloth or go out
Material is worked in coordination, is continued working with guaranteeing to be separated by solid-liquid separation filtering equipment.
Further, chain scraper conveyor includes carrier bar, chain plate surface transmit respectively by guide roller system have upper layer filter cloth with
Lower layer's filter cloth, further includes the cloth tube for being delivered to material between upper layer filter cloth and lower layer's filter cloth, and chain scraper conveyor is also set
It is equipped with compression deflector roll, and is compound material bed by compressing deflector roll and compressing upper layer filter cloth, material and lower layer's filter cloth；Guide roller system
For driving upper layer filter cloth synchronous with lower layer's filter cloth along chain plate surface, by converting the rotation direction of guide roller system, by compound
Bed of material investment pulls out filters pressing cylinder；Corresponding with investment and the direction pulled out, carrier bar one end is cloth end, the other end is discharging
End.
Further, chain scraper conveyor is also connected with mobile mechanism, and mobile mechanism is for driving chain scraper conveyor to move back and forth
Dynamic, mobile mechanism is respectively arranged with limiting device on vibration-direction, to limit the position moved back and forth；Chain scraper conveyor
Vibration-direction and compound material bed vibration-direction it is parallel.
Further, being separated by solid-liquid separation filtering equipment includes press machine, catch pit and suction hose；
Wherein, press machine includes: upper beam, lower platform, support column and hydraulic system, and upper beam is horizontally disposed rectangle frame
Frame structure；Lower platform is horizontally disposed rectangle stage body, positioned at the lower section of upper beam, is vertically arranged with several thereon for arranging
The water-permeable passage of water；Support column, be four cylinders being vertically arranged, be fixedly connected on upper beam four vertex and lower platform it
Between；Hydraulic system, including oil cylinder, oil cylinder is vertically arranged and is located at the frame center of upper beam, de- for being provided as object to be drained off
The power of water.
Further, filters pressing cylinder is hollow cylinder, is arranged inside supporting plate moving up and down, supporting plate for place to
Dehydrate is placed in above lower platform, and is located at the lower section of oil cylinder, and cylinder body bottom is provided with permeable with water-permeable passage perforation
Slot；Catch pit, positioned at the bottom of lower platform setting water-permeable passage, for collecting the sewage being discharged from water-permeable passage；Suction hose, one
End is connected to catch pit, and other end export is connected to sewage-treatment plant.
It further, further include the pretreatment system of two or more agitator tank compositions, agitator tank is for receiving
Material to be drained off is simultaneously stirred broken wall to material, and the discharge port of agitator tank is connected to cloth discharging all-in-one machine.
Further, the discharge end of cloth discharging all-in-one machine is connected to material handling apparatus, and material handling apparatus is used for object
It is convenient for landfill after material processing or does organic fertilizer use.
Further, sewage-treatment plant includes: a sewage treatment pot, for collecting sewage derived from suction hose, and it is right
Sewage is handled；One outlet pipeline, one end are connected to sewage treatment pot, and the other end is connected to suction hose.
The beneficial effects of the present invention are:
1, using the press machine customized in being separated by solid-liquid separation is aimed at, it is used to provide static pressure, and provide 500t or more
Filters pressing power, the pressure on unit area is high, so dewatering speed and dehydration efficiency will greatly improve, can achieve 40-
50%.
2, the present invention is the advantage and disadvantage based on sheet frame press machine and belt press, replaces sheet frame, benefit using belt filter cloth
Belt dynamic pressure is replaced with sheet frame static pressure；It is that a kind of squeezed by static pressure without sheet frame Multilayer Network band or filter cloth for medium implementation realizes solid-liquid
Automatic cloth discharging, cloth, extruding, discharging while the full automatic control solid-liquid of continous way carried out are realized in separation, the automatic cloth discharging of multistation
Separation equipment.
3, the present invention is discharged all-in-one machine using a tablecloth, so that it may in the dynamic of same station automatic distributing and self-emptying
Make；The uninterrupted filters pressing for being separated by solid-liquid separation filtering equipment, i.e. press machine is realized using multistation alternately operating, any operative time is equal
The working efficiency and production capacity of whole system, the automatic cloth discharging all-in-one machine of arrangement multistation can be improved with cloth mud, filters pressing, discharging
It is combined with automatic control equipment, realizes the complementation of batch technology time and connect conversion with technique.
[Detailed description of the invention]
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of cloth discharging all-in-one machine of the invention；
Fig. 3 is the structural schematic diagram of separation of solid and liquid filtering equipment of the invention.
Wherein, 1. feed bin, 2. agitator tank I, 3. agitator tank II, 4. agitator tank III, 5. chain scraper conveyor I, 6. filters pressing cylinder I,
7. press machine, 8. chain scraper conveyor II, 9. filters pressing cylinder II, 10. filters pressing cylinder III, 11. chain scraper conveyor III, the processing of 12. materials
Device, 13. pressure roller I, 14. pressure roller II, 15. pressure roller III, 16. chain scraper conveyors, 17. guide rollers, 18. cloth tubes, 19. upper layers
Filter cloth, 20. lower layer's filter clothes, 21. support rods, 22. supporting legs, 23. left limits, 24. right limits, 25. connection frames, 26. columns,
27. oil cylinder, 28. upper beams, 29. central sills, 30. filters pressing cylinders, 31. support columns, 32. lower platforms, 33. catch pits, 34. suction hoses, 35.
Water pump, 36. electrically operated valves, 37. outlet pipelines, 38. sewage treatment pots, 39. supporting plates, 40. ejection cylinders.
[specific embodiment]
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
The present invention provides a kind of Intelligent sludge handle solid-liquid separation system, as shown in Figure 1, include cloth discharging all-in-one machine and
It is separated by solid-liquid separation filtering equipment, cloth discharging all-in-one machine includes chain scraper conveyor 16 and filters pressing cylinder 30；
Chain scraper conveyor 16 is compound for material to be drained off to be wrapped between upper layer filter cloth 19 and lower layer's filter cloth 20, is formed
It is material bed, it is also used to compound material bed investment or pull-out filters pressing cylinder 30；
Cartridge filter 30 for hold s shape be stacked it is compound material bed, and provide be separated by solid-liquid separation filtering equipment treat it is de-
Water material carries out the space of filters pressing, is separated by solid-liquid separation filtering equipment and is separated by solid-liquid separation for treating dehydrated material.Wherein, filters pressing cylinder
30 are connected with filters pressing cylinder mobile device, and filters pressing cylinder mobile device is for being moved to the filters pressing cylinder 30 in 16 cloth of chain scraper conveyor
At end or separation of solid and liquid filtering equipment.
Setting two groups for cloth discharging all-in-one machine, perhaps the cloth of each group cloth discharging all-in-one machine more than two or discharging are mutual
It matches, continued working with guaranteeing to be separated by solid-liquid separation filtering equipment.
Chain scraper conveyor 16 includes carrier bar, and chain plate surface is transmitted respectively by guide roller system upper layer filter cloth 19 and lower layer's filter
Cloth 20 further includes the cloth tube 18 for being delivered to material between upper layer filter cloth 19 and lower layer's filter cloth 20, and chain scraper conveyor is also
It is provided with compression deflector roll, and is compound material bed by compressing deflector roll and compressing upper layer filter cloth 19, material and lower layer's filter cloth；Deflector roll
System is used to drive upper layer filter cloth 19 synchronous with lower layer's filter cloth 20 along chain plate surface, by converting the rotation direction of guide roller system,
By compound material bed investment or pull-out filters pressing cylinder；Corresponding with investment and the direction pulled out, carrier bar one end is cloth end, the other end
For discharge end.
Chain scraper conveyor 16 is also connected with mobile mechanism, and mobile mechanism moves for driving chain scraper conveyor 16 to move back and forth
Motivation structure is respectively arranged with limiting device on vibration-direction, to limit the position moved back and forth；Chain scraper conveyor 16
Vibration-direction and compound material bed vibration-direction are parallel.
Being separated by solid-liquid separation filtering equipment includes press machine, catch pit 33 and suction hose 34；Wherein, press machine include: upper beam 28,
Lower platform 32, support column 31 and hydraulic system, upper beam 28 are horizontally disposed rectangular frame structure；Lower platform 32, sets for level
The rectangle stage body set, positioned at the lower section of upper beam 28, be vertically arranged with thereon several for draining water-permeable passage；Support column
31, it is four cylinders being vertically arranged, is fixedly connected between four vertex of upper beam 28 and lower platform 32；Hydraulic system, packet
Oil cylinder 27 is included, oil cylinder 27 is vertically arranged and is located at the frame center of upper beam 28, for being provided as the power of object dehydration to be drained off.
Filters pressing cylinder 30 is hollow cylinder, and supporting plate 39 moving up and down is arranged inside, and supporting plate 39 is to be drained off for placing
Object is placed in 32 top of lower platform, and is located at the lower section of oil cylinder 27, and cylinder body bottom is provided with permeable with water-permeable passage perforation
Slot；The bottom of water-permeable passage is arranged positioned at lower platform 32 for catch pit 33, for collecting the sewage being discharged from water-permeable passage；Water suction
Pipe 34, one end are connected to catch pit 33, and other end export is connected to sewage-treatment plant.
It further include the pretreatment system of two or more agitator tank compositions, agitator tank is for receiving material to be drained off
And broken wall is stirred to material, the discharge port of agitator tank is connected to cloth discharging all-in-one machine.The discharge end of cloth discharging all-in-one machine
It is connected to material handling apparatus, material handling apparatus is for filling or doing organic fertilizer use after handling material.
Sewage-treatment plant includes: a sewage treatment pot 38, for collecting sewage derived from suction hose 34, and to sewage into
Row processing；One outlet pipeline 37, one end are connected to sewage treatment pot 38, and the other end is connected to suction hose 34.
Embodiment:
By taking the cloth of three stations discharging all-in-one machine as an example, next the present invention will be described in detail, and three stations are in full text
Indicate the three groups of cloth discharging all-in-one machine for being located at three different operating positions.
Such as Fig. 1, the pretreatment system including three agitator tanks composition, each agitator tank is for receiving material to be drained off and right
Material is stirred broken wall；The discharge port of each agitator tank is connected to cloth discharging all-in-one machine, including three groups of cloth discharging all-in-one machines,
Cloth discharging all-in-one machine includes chain scraper conveyor and filters pressing cylinder；It further include being separated by solid-liquid separation filtering equipment, the filters pressing cylinder of each station encloses
Around filtering equipment setting is separated by solid-liquid separation, it is separated by solid-liquid separation filtering equipment and is dehydrated for treating dehydrated material；Cloth discharging all-in-one machine
Discharge end be connected to material handling apparatus, material handling apparatus is for convenient for landfill or making organic fertilizer after handling material
With；Wherein, chain scraper conveyor carries out cloth by filter cloth for treating dehydrated material, and being also used to will be to be drained off after the completion of filters pressing
Material transfers out；Filters pressing cylinder provides for holding material distributed material to be drained off and is separated by solid-liquid separation filtering equipment to be drained off
The space of material progress filters pressing.
The course of work of Intelligent sludge processing solid-liquid separation system of the present invention are as follows: pretreatment system is received from feed bin 1
Material, and it is sufficiently stirred；Pretreatment is delivered to first group of cloth discharging all-in-one machine of cloth discharging all-in-one machine after completing:
Cloth is carried out to it by chain scraper conveyor I5, then is delivered to filters pressing cylinder I6, filters pressing cylinder I6 is moved to separation of solid and liquid filtering equipment
Place, by separation of solid and liquid filtering equipment to material carry out extrusion dehydration, after the completion of dehydration filters pressing cylinder I6 by material return to cloth, go out
Bricklayer's position, and by chain scraper conveyor I5 antiport, the material after filters pressing is extracted in filters pressing cylinder 30；In filters pressing cylinder I6 by object
Before material returns to its corresponding cloth, mud extraction station, second group of cloth discharging all-in-one machine has been completed to arrange material in filters pressing cylinder II9
Movement, after material is returned to its corresponding cloth, mud extraction station by filters pressing cylinder I6, filters pressing cylinder II9 is just moved to separation of solid and liquid
At filtering equipment, extrusion dehydration is carried out to material by separation of solid and liquid filtering equipment, filters pressing cylinder II9 send material after the completion of dehydration
It is back to its corresponding cloth, mud extraction station, and is exported material by chain scraper conveyor II8；
Before material is returned to its corresponding cloth, mud extraction station by filters pressing cylinder II9, third group cloth discharging all-in-one machine is complete
At the movement arranged material in filters pressing cylinder III10, after material is returned to its corresponding cloth, mud extraction station by filters pressing cylinder II9,
Filters pressing cylinder III10, which is just moved to, to be separated by solid-liquid separation at filtering equipment, carries out extrusion dehydration to material by separation of solid and liquid filtering equipment,
Material is returned to its corresponding cloth, mud extraction station by filters pressing cylinder III10 after the completion of dehydration, and by chain scraper conveyor III11 by object
Material output.
Above-mentioned cloth, mud extraction station indicate operating position of the filters pressing cylinder I6 in cloth, discharge state.
The cloth discharging all-in-one machine cooperating that can be seen that three stations by the analysis of the above-mentioned course of work, so that solid
The working condition of a continuous filter press may be implemented in liquid separation filtering equipment, improves the working efficiency of this system.
Cloth discharging all-in-one machine in Intelligent sludge processing solid-liquid separation system of the present invention, the all-in-one machine as shown in Fig. 2, cloth discharges
Including chain scraper conveyor 16.Guide roller system includes: 17 system of upper guide roller positioned at 16 top of chain scraper conveyor, upper guide roller 17
System includes the multiple guide rollers 17 being staggered up and down；17 system of lower steering roll positioned at 16 bottom of chain scraper conveyor, under lead
It include the multiple guide rollers 17 being staggered up and down to 17 system of roller.Compressing deflector roll includes the pressure roller positioned at carrier bar surface material distribution end
II14 and pressure roller III15, for winding and being oriented to upper layer filter cloth 19 to the bottom pressure roller II, pressure roller II is used for upper 17 system of guide roller
Upper layer filter cloth 19, material and lower layer's filter cloth 20 are compressed.Carrier bar surface discharge end is provided with pressure roller I13,17 system of lower steering roll
System is for winding and being oriented to lower layer's filter cloth 20 to the bottom pressure roller I.Guide roller system drives upper layer filter cloth 19 and lower layer's filter cloth 20 to the left
Side or right side movement simultaneously cooperate mobile mechanism to drive 16 or so back and forth movement of chain scraper conveyor, to realize that cloth operates；Deflector roll
System drives upper layer filter cloth 19 and lower layer's filter cloth 20 mobile to the other side and mobile mechanism is cooperated to drive chain scraper conveyor 16 or so
Back and forth movement is transferred out the material to be drained off after the completion of filters pressing with realizing draw operation.
The invention also includes mobile mechanisms, are set to the bottom of carrier bar, for driving chain scraper conveyor 16 to move back and forth；
Wherein, for the setting of 16 two sides of the bottom of chain scraper conveyor there are four supporting leg 22, ipsilateral supporting leg 22 is connected to level by idler wheel
On the support rod 21 of setting, the position fixation of support rod 21 is immovable；A hydraulic cylinder, hydraulic cylinder are provided with by each support rod 21
One end be fixed on support rod 21, the other end is fixed on chain scraper conveyor 16, and hydraulic cylinder is for driving chain when it stretches
Plate conveyer 16 is moved back and forth along support rod 21.
The distributing method of cloth discharging all-in-one machine in Intelligent sludge processing solid-liquid separation system of the present invention, including the following contents:
Filter cloth is respectively wound around in upper guide roller system and lower steering roll system by step 1.；
Step 2. starts chain scraper conveyor 16 and rotates, and material is sprayed on lower layer's filter cloth 20 by starting cloth tube 18；
After the operating of step 3. chain scraper conveyor 16 drives upper layer filter cloth 19 and lower layer's filter cloth 20 to clamp material, through pressure roller
Gap between II and pressure roller III3 and carrier bar is sent out；
For step 4. while being arranged pressure roller III 3, mobile mechanism drives chain scraper conveyor 16 to walk to side；It walks
To right limit 24, mobile mechanism stops 3s, then chain scraper conveyor 16 is driven to walk to left limit 23, after reaching left limit 23,
Mobile mechanism stops 3s again, and so on operates mobile mechanism, until completing cloth.
The discharging method of cloth discharging all-in-one machine in Intelligent sludge processing solid-liquid separation system of the present invention, including the following contents:
The mobile mechanism drive chain scraper conveyor 16 away from filters pressing cylinder side it is mobile, on chain scraper conveyor 16
All pressure rollers all lift in the presence of cylinder, and chain scraper conveyor 16 inverts, and upper layer filter cloth 19 and lower layer's filter cloth 20 are in motor
Driving under start to wind, lower layer's filter cloth 20 is moved together with the good material of filters pressing towards direction of discharge, below discharge end
It is disposed with receiving hopper.Lower layer's filter cloth 20 separates under the tension force effect of pressure roller with material cake, and filter cloth is respectively wound on upper and lower guiding
On the guide roller 17 of roller system, the output of material cake.Wherein, receiving hopper is fallen into after the output of material cake, and falls in receiving hopper lower part
It is transported on belt of belt conveyor in mud cake collection bucket, discharging work terminates.
Cloth is laminated using double-layer filter cloth in cloth discharging all-in-one machine in Intelligent sludge processing solid-liquid separation system of the present invention, often
Layer cloth mud thickness 10mm or so；By filter cloth by chain scraper conveyor, drag cloth rewinder roll positive and negative rotation, oil cylinder push-and-pull compound motion realize
One station can cloth mud can be with the function of mud extraction, this is we and the existing filtering equipment in market from the maximum area of technological angle
Other and difference.The present embodiment includes three stations, and three station functions are identical, and the purpose using three stations is to improve to produce
It can be with efficiency (explanation: single-station can also individually complete the function of cloth mud, filters pressing, discharging).Each station may be implemented
Cloth mud, filters pressing, mud extraction function, each station includes upper winding motor, lower winding motor, chain scraper conveyor, feeding wrapper
The components such as roller, cloth material oil cylinder, filters pressing cylinder, receiving hopper, when 1 station is in cloth state, 2 stations be in filters pressing transition, 3 stations
In mud extraction state.Cloth process is that sludge pump takes out material to the bottom filter cloth on 1 station chain scraper conveyor from agitator bottom
Face, upper layer filter cloth covering (2,3 station cloth electrically operated valves are closed, i.e. not cloth), chain scraper conveyor continuous running drive filter cloth
And sludge advance the puck, flatten double-layer filter cloth and sludge to 10mm thickness through pressure roller II or so, it is dragged using dragging for pressure roller III
Power makes filter cloth that sludge be driven to continue advance the puck, and cloth material oil cylinder pushes chain scraper conveyor to move forward, backwards again, then by multiple
Double-layer filter cloth and sludge blanket layer heap are stacked in press filter vat by resultant motion, and cloth material oil cylinder moves back and forth, and finally, entire volume filter cloth connects
Filters pressing cylinder will be covered with cloth mud, after being covered with filter cylinder, reciprocating oil cylinder stops working, and cloth terminates；Pushing away mould oil cylinder is that filters pressing cylinder moves
Dynamic device, is the oil cylinder that filters pressing cylinder side is arranged in, for driving filters pressing cylinder to be moved to the cloth end of chain scraper conveyor 16
Or it is separated by solid-liquid separation at filtering equipment.It starts to work, another material distributed filters pressing cylinder is pushed into press bottom (on press lower platform
Portion), four column press master cylinders are started to work, F.F., until plane 100mm or so starts to go slowly on filters pressing cylinder, until press is upper
For pressing mold completely into filters pressing barrel chamber, every work stops 3 seconds into 30mm, pressure maintaining dehydration, until covering main-cylinder stroke, full time of filter pressing
Also it will control in 10-15 minutes.After filter-press dehydration, master cylinder exits filters pressing barrel chamber 100mm or more with work speed, then
Fast forward speed uplink, until master cylinder backhaul stroke covers stopping.When master cylinder pressing mold exits filters pressing cylinder top 100mm height
When, after pushing away mould oil cylinder starting and the good filters pressing cylinder of filters pressing being pulled out press bottom, filters pressing overall process terminates.Then, 2 stations are 1
While station filters pressing cylinder presses mud, cloth work terminates, and pushes away mould oil cylinder by No. 2 and No. 2 filters pressing cylinders are promoted compressor operation table top
Carry out filters pressing work, No. 1 station discharging, No. 3 station cloth mud.
The discharging process of cloth discharging all-in-one machine in Intelligent sludge processing solid-liquid separation system of the present invention are as follows: filters pressing is good
Filters pressing cylinder under the pulling for pushing away mould oil cylinder enter discharging station, all pressure rollers on chain scraper conveyor top are in the presence of cylinder
It all lifts, chain scraper conveyor reversion, upper and lower winding motor and wireline reel are combined and started turning by electromagnetic clutch, above and below
Layer filter cloth starts to wind under the driving of winding motor, and lower layer's filter cloth is together with the good sludge cake of filters pressing towards receiving hopper direction
Movement, lower layer's filter cloth separate under the tension force effect of least significant end guide roller with sludge cake, and filter cloth is oriented to (pneumatically open into) twice
After be wound onto lower layer's take-up roll, sludge cake then falls into receiving hopper, and falls on the belt of belt conveyor of receiving hopper lower part
It is transported in mud cake collection bucket, discharging work terminates.
As shown in figure 3, the separation of solid and liquid filtering equipment in Intelligent sludge processing solid-liquid separation system of the present invention, including pressure
Machine, filters pressing cylinder 30, catch pit 33 and suction hose 34；Wherein press machine includes: upper beam 28, lower platform 32, support column 31 and hydraulic
System, for being provided as the power of object dehydration to be drained off.The press machine is by upper beam 28, central sill 29, lower platform 32, support column 31
With the press machine of hydraulic system composition.Specific as follows: upper beam 28 is horizontally disposed rectangular frame structure；Lower platform 32 is level
The rectangle stage body of setting, positioned at the lower section of upper beam 28, be vertically arranged with thereon several for draining water-permeable passage；Support column
31 be four cylinders being vertically arranged, and is fixedly connected between four vertex of upper beam 28 and lower platform 32；Filters pressing cylinder 30 is sky
Heart cylinder is placed in 32 top of lower platform, cylinder body bottom is provided with permeable with water-permeable passage perforation for placing object to be drained off
Slot；Hydraulic system includes oil cylinder 27, and oil cylinder 27 is vertically arranged and is located at the top of filters pressing cylinder 30, for squeezing in filters pressing cylinder 30
Object to be drained off is so that it is dehydrated；Catch pit 33 is located at the bottom that water-permeable passage is arranged in lower platform 32, for collecting from water-permeable passage
The sewage of discharge；One end of suction hose 34 is connected to catch pit 33, and other end export is connected to sewage-treatment plant.
Oil cylinder 27 is mounted on oil cylinder mounting rack, which includes: four columns 26, is vertically arranged and is fixed
It is connected on the frame of upper beam 28, for oil cylinder 27 to be fixedly mounted；Connection frame 25 is horizontally disposed rectangular frame structure, connection
In the top of four columns 26；Central sill 29 is horizontally disposed rectangular frame structure, is connected to the bottom of four columns 26.It is hydraulic
System is equipped with pressure sensor, can be with real-time monitoring system pressure.
The sewage-treatment plant includes: a sewage treatment pot 38, is used to collect sewage derived from suction hose 34, and to dirt
Water is handled；One outlet pipeline 37, one end are connected to sewage treatment pot 38, and the other end is connected to suction hose 34.Going out
Water lines 37 are equipped with water pump 35 and electrically operated valve 36.
The upper beam 28 for being separated by solid-liquid separation filtering equipment and being horizontally disposed with a rectangular frame structure of the invention, four ends of upper beam 28
Four support columns 31 are connected with downwards at point, the bottom of four support columns 4 is connected to the top surface of lower platform 32.The upper beam 28
On be fixedly connected there are four the column 26 that is vertically arranged, the top of four columns 26 is connected by connection frame 25, four columns 26
Bottom connected by central sill 29, which is rectangular frame structure in the central sill 29.
It is provided with hydraulic system in the space that four columns 26 surround, which includes oil cylinder 27, and oil cylinder 27 wraps
Include cylinder body and piston rod, wherein cylinder body is fixedly installed on to the frame knot formed by 25, four columns 26 of connection frame and central sill 29
On structure, piston rod can upper and lower stretching motion.
It is placed with a hollow filters pressing cylinder 30 in the top surface of lower platform 32, is used to place object to be drained off in the filters pressing cylinder 30
Material.The up and down action of piston rod can extend into the inside of the filters pressing cylinder 30, squeeze to generate to the material to be drained off of its inside
Pressure, completes dehydration to the material to be drained off, and can be from wherein squeezing out sewage.
The bottom of the filters pressing cylinder 30 is equipped with a plurality of permeable slot along the vertical direction, the sewage row which is used to deviate from
Out.Perforation is provided with a plurality of water-permeable passage along the vertical direction inside the lower platform 32, which is connected in permeable slot, is used for
Continue to export sewage.The lower platform 32 is placed in 33 top of a catch pit, which can collect through derived from water-permeable passage
Sewage.The catch pit 33 is connected with one and leads to external suction hose 34, and 34 one end of suction hose is arranged in catch pit 33, the other end
Sewage-treatment plant is led to, to carry out processing recycling to sewage.
Suction hose 34 is connected to through water pump 35 with outlet pipeline 37, and electrically operated valve 36, Ke Yi is arranged on outlet pipeline 37
Need using when, suction hose 34 and outlet pipeline 37 are connected to, thus by sewage pump to sewage-treatment plant.
Separation of solid and liquid filtering equipment in Intelligent sludge processing solid-liquid separation system of the present invention, not just for city dirt
The sludge that mud, i.e. sewage treatment plant come out can also be dehydrated feces of livestock and poultry (pig manure, cow dung), river sludge dehydration, oil field dirt
The precipitating sludges such as mud dehydration, kitchen garbage press dewatering, brewery, pharmaceutical factory, chemical plant dehydration, so using face is wider
It is general.The worked of the separation of solid and liquid filtering equipment in Intelligent sludge processing solid-liquid separation system of the present invention is now introduced by taking sludge as an example
Journey.
1, after material to be drained off is placed in filters pressing cylinder 30, filters pressing cylinder 30 is placed on lower platform 32, and is located at hydraulic system
Underface.Specifically, when after cloth mud, controller will be to three-position four-way electromagnetic directional valve one letter in filters pressing cylinder 30
Number, three-position four-way electromagnetic directional valve electromagnet pushes valve core movement to middle position, and main hydraulic oil enters by actuator port A mouthfuls pushes away mould
Oil cylinder rodless cavity, advance the puck is until formed terminates piston under the promotion of pressure oil, this process filters pressing cylinder 30 is from cloth work
It is moved on the lower platform 32 of press machine, dual hydraulic control one-way valve pressure maintaining at this time is self-locking.
2, start the hydraulic cylinder 3 of hydraulic system, the material to be drained off being pressed down against in filters pressing cylinder 30, sludge is in press machine
Large amount of sewage will be deviate under effect.Specifically, master cylinder enters F.F. shape at this point, the electro-hydraulic commutation of master cylinder obtains signalizing activity
State (downstream rate 500-600mm/s), pressure head, which is fallen on filters pressing cylinder, enters work into state (downstream rate 100- at 100mm
200mm/s) enter filters pressing mode (downstream rate 20-100mm/s) when until pressure head entering filters pressing cylinder 200mm depth, under pressure head is every
Row 50mm, pressure maintaining three seconds (three second balance), this process, which is continued until, covered master cylinder, and at this moment, master cylinder is electro-hydraulic to be changed
Obtained to the reversed electromagnet of valve it is electric, master cylinder enter work move back state (speed uplink 100-200mm/s) until pressure head exit pressure completely
At the above 100mm of filter cylinder, into fast-rewinding state (upper scanning frequency 500-600mm/s).Until master cylinder rewind stroke covers stopping, this
When push away mould oil cylinder reverse electromagnetic valve obtain it is electric, push away mould oil cylinder withdraw drive filters pressing cylinder return to discharging station (cloth mud, discharging be a work
Position, only the working time is different), at this point, 40 three position four-way electromagnetic valve of ejection cylinder obtains electric, 40 rodless cavity oil inlet of ejection cylinder,
Piston stroking upward and the mud cake ejection filters pressing cylinder for pushing supporting plate 39 and pressing, every ejection 200mm is preceding to the end of discharging fastly to be ejected again
200mm, until all after rolling by all filter clothes and sludge cake, the piston of the reversed electromagnet of ejection cylinder 40 is retracted into original position
It sets.The three station alternating movement operations of this process are a closed-loop systems, from the perspective of automatic control, relatively good realization.
3, it imports in catch pit 33 from the sewage being discharged in material to be drained off through permeable slot, water-permeable passage, then passes through water suction
Pipe 34 is exported to sewage treatment pot 38.
For the present invention using the press machine customized in being separated by solid-liquid separation is aimed at, the pressure on unit area is high.Due to liquid
Pressure system uses high-pressure hydraulic pump, the pressure of 25Mpa or more can be provided for oil cylinder, surge pressure can reach 30Mpa, be able to achieve
The filters pressing power of 500t or more.Pressure is higher, and dewatering speed and dehydration efficiency will greatly improve.Meanwhile the present invention is separated by solid-liquid separation
The hydraulic system of filtering equipment uses servo-system, and the advantages of servo-system is that stepless time adjustment may be implemented in motor speed, i.e., oily
The cylinder amount of feeding and speed can be with step-less adjustments, and it is continuously controllable to may be implemented filters pressing stroke, this is to guaranteeing the control of sludge press filtration moisture content
System provides technical support.Hydraulic system is equipped with pressure sensor, can be with real-time monitoring system pressure.
Separation of solid and liquid filtering equipment of the invention is the advantage and disadvantage based on sheet frame press machine and belt press, utilizes band
Formula filter cloth replaces sheet frame, replaces belt dynamic pressure using sheet frame static pressure.Be it is a kind of by static pressure without sheet frame multilayer (2 layers to 200 layers it
Between) mesh belt or filter cloth be that medium is implemented to squeeze and realizes and be separated by solid-liquid separation, automatic cloth is realized in the automatic cloth discharging of multistation (more than 2 stations)
Discharging, cloth squeeze, discharging while the full automatic control solid-liquid separating equipment of continous way carried out.It is by press machine, filter cloth bucket and multilayer
Filter cloth, the above cloth discharging all-in-one machine of 2 stations and automatic control system composition.
Press static pressure of the invention is big；It using multilayer filter cloth medium, and is no plate frame structure；Arrange multistation certainly
Dynamic cloth discharging all-in-one machine and automatic control equipment combine, and realize the complementation of batch technology time and connect conversion with technique.Of the invention
Scheme has borrowed the advantages of sheet frame and belt, overcome its there are the shortcomings that, realize automation, continuous operating mode；
The dehydration rate of separation of solid and liquid is up to 45%, and effect is good；Reach simultaneously and is separated by solid-liquid separation quality, high-efficient, the effect that low energy consumption.
The present invention also provides a kind of working methods of Intelligent sludge processing solid-liquid separation system, including the following contents: pre-
Processing system receives the material from feed bin, and it is sufficiently stirred；Pretreatment is delivered to cloth discharging one after completing
First group of cloth discharging all-in-one machine of machine: carrying out cloth to it by chain scraper conveyor I5, then be delivered to filters pressing cylinder I6, filters pressing cylinder I6
It is moved at the separation of solid and liquid filtering equipment, extrusion dehydration, dehydration is carried out to material by the separation of solid and liquid filtering equipment
Material is returned to cloth, mud extraction station by filters pressing cylinder I6 after the completion, and is exported material by chain scraper conveyor I5；It is incited somebody to action in filters pressing cylinder I6
Before material returns to its corresponding cloth, mud extraction station, second group of cloth discharging all-in-one machine has been completed material arranging filters pressing cylinder II9
In movement, after material is returned to its corresponding cloth, mud extraction station by filters pressing cylinder I6, filters pressing cylinder II9 is just moved to described solid
Liquid separates at filtering equipment, carries out extrusion dehydration, filters pressing cylinder after the completion of dehydration to material by the separation of solid and liquid filtering equipment
Material is returned to its corresponding cloth, mud extraction station by II9, and is exported material by chain scraper conveyor II8；It is incited somebody to action in filters pressing cylinder II9
Before material returns to its corresponding cloth, mud extraction station, third group cloth discharging all-in-one machine has been completed material arranging filters pressing cylinder
Movement in III10, after material is returned to its corresponding cloth, mud extraction station by filters pressing cylinder II9, filters pressing cylinder III10 is just moved
At to the separation of solid and liquid filtering equipment, extrusion dehydration is carried out to material by the separation of solid and liquid filtering equipment, dehydration is completed
Material is returned to its corresponding cloth, mud extraction station by filters pressing cylinder III10 afterwards, and is exported material by chain scraper conveyor III11.
Intelligent sludge processing solid-liquid separation system of the present invention is three works using the purpose of the cloth discharging all-in-one machine of three stations
Bit interleaving operation, which is realized, is separated by solid-liquid separation filtering equipment, i.e. the uninterrupted filters pressing of press machine, any operative time can be with cloth mud, pressure
Filter, discharging, improve the working efficiency and production capacity of whole system.As needed bigger production capacity, press machine can be increased from design
Press tonnage and indenter area (filters pressing frame cross-sectional area) and filters pressing cylinder height, production capacity increases, efficiency is constant.
Intelligent sludge of the invention handles solid-liquid separation system, and not just for municipal sludge, (sewage treatment plant is come out
Sludge) feces of livestock and poultry (pig manure, cow dung) dehydration, river sludge dehydration, oil field sludge dehydration, kitchen garbage can also be squeezed and taken off
The dehydration of the precipitating sludges such as water, brewery, pharmaceutical factory, chemical plant.So using face is than wide.
Intelligent sludge of the invention handles solid-liquid separation system, and intelligence degree is higher, its Intelligent sludge is claimed to handle solid-liquid
Separation system is mainly crushed from pretreatment (sludge premix) to discharging, and whole process is controlled using PLC programmable controller, manually
Intervene relatively fewer.Each motor of chain scraper conveyor uses ultrasound examination, cloth mud using frequency control motor, agitator tank liquid level
The detection of ejection cylinder 40 carries temperature sensor overtemperature alarm using close to switch and time control, hydraulic system, voluntarily starts
Water coolant circulation pump cools down hydraulic oil.Hydraulic system uses servo-system, and the advantages of servo-system is that motor speed can
To realize stepless time adjustment, i.e., tightly the amount of giving and speed can may be implemented that filters pressing stroke is continuously controllable, this is to guarantor with electrodeless adjustment to oil cylinder
It demonstrate,proves sludge press filtration moisture control and technical support is provided.Meanwhile hydraulic system is equipped with pressure sensor, it can be with real-time monitoring system
Pressure.
Intelligent sludge processing solid-liquid separation system of the invention includes: 1, press machine, is used to provide static pressure, and provide
The filters pressing power of 500t or more；2, filters pressing cylinder, filters pressing cylinder are a part of cloth, the process that discharges, and cloth, discharging equipment are an entirety,
It includes the solid-liquid mixture that wraps up in the filter cloth and filter cloth of filter cylinder, multilayer folding；3, cloth discharges all-in-one machine, can be with
It realizes in same station automatic distributing and self-emptying；4, the linkage of multiple stations may be implemented in automatic control system, completes
The intelligent and automatic of entire Intelligent sludge processing solid-liquid separation system is realized in cloth, filters pressing and the automatic continuous operation of discharging
Change.
The sharpest edges of Intelligent sludge processing solid-liquid separation system of the invention are as follows: the present invention replaces plate using multilayer filter cloth
The sheet frame of frame filter press replaces the filter cloth of plate and frame filter press using filters pressing cylinder, eliminates plate frame structure, and use multilayer filter cloth；
Using static pressure filters pressing；It realizes and is discharged all-in-one machine using a tablecloth, so that it may in same station automatic distributing and self-emptying
Movement；Automated continuous operation is realized in more set all-in-one machine multistation work；Protection is two stations and two stations or more
Automatic distributing, discharging structure.
Claims (10)
1. Intelligent sludge handles solid-liquid separation system, which is characterized in that including cloth discharging all-in-one machine and it is separated by solid-liquid separation filtering equipment,
The cloth discharging all-in-one machine includes chain scraper conveyor (16) and filters pressing cylinder (30)；
The chain scraper conveyor (16) for material to be drained off is wrapped between upper layer filter cloth (19) and lower layer's filter cloth (20), shape
At compound material bed, it is also used to the compound material bed investment or pull-out filters pressing cylinder (30)；
The cartridge filter (30) for hold s shape be stacked it is compound material bed, and provide be separated by solid-liquid separation filtering equipment treat
Dehydrated material carries out the space of filters pressing, and the separation of solid and liquid filtering equipment is separated by solid-liquid separation for treating dehydrated material.
2. Intelligent sludge as described in claim 1 handles solid-liquid separation system, which is characterized in that filters pressing cylinder (30) connection
There is filters pressing cylinder mobile device, the filters pressing cylinder mobile device is for being moved to the filters pressing cylinder (30) in chain scraper conveyor (16) cloth
Expect end or is separated by solid-liquid separation at filtering equipment.
3. Intelligent sludge as described in claim 1 handles solid-liquid separation system, which is characterized in that the cloth discharging all-in-one machine is
Two groups perhaps the cloth of each group cloth discharging all-in-one machine more than two or discharging are worked in coordination, are set with guaranteeing to be separated by solid-liquid separation filters pressing
It is standby to continue working.
4. Intelligent sludge as claimed in claim 1,2 or 3 handles solid-liquid separation system, which is characterized in that the carrier bar conveying
Machine (16) includes carrier bar, and the chain plate surface is transmitted respectively by guide roller system upper layer filter cloth (19) and lower layer's filter cloth (20),
It further include the cloth tube (18) for being delivered to material between upper layer filter cloth (19) and lower layer's filter cloth (20), the carrier bar conveying
Machine is additionally provided with compression deflector roll, and is by upper layer filter cloth (19), material and lower layer's filter cloth (20) compression by the compression deflector roll
It is compound material bed；The guide roller system passes through for driving upper layer filter cloth (19) synchronous with lower layer filter cloth (20) along chain plate surface
The rotation direction for converting guide roller system, by the compound material bed investment or pull-out filters pressing cylinder (30)；With the investment and pull-out
Direction it is corresponding, described carrier bar one end is cloth end, the other end is discharge end.
5. Intelligent sludge as claimed in claim 4 handles solid-liquid separation system, which is characterized in that the chain scraper conveyor (16)
It is also connected with mobile mechanism, the mobile mechanism is for driving chain scraper conveyor (16) to move back and forth, and the mobile mechanism is past
It is respectively arranged with limiting device in the multiple direction of motion, to limit the position moved back and forth；The chain scraper conveyor (16) it is reciprocal
The direction of motion and compound material bed vibration-direction are parallel.
6. Intelligent sludge as claimed in claim 1,2 or 3 handles solid-liquid separation system, which is characterized in that the separation of solid and liquid
Filtering equipment includes press machine, catch pit (33) and suction hose (34)；
Wherein, the press machine includes: upper beam (28), lower platform (32), support column (31) and hydraulic system, the upper beam
It (28), is horizontally disposed rectangular frame structure；The lower platform (32) is horizontally disposed rectangle stage body, is located on described
The lower section of beam (28), be inside vertically arranged with several for draining water-permeable passage；The support column (31) is four vertical
The cylinder of setting is fixedly connected between four vertex of the upper beam (28) and lower platform (32)；The hydraulic system, including
Oil cylinder (27), the oil cylinder (27) is vertically arranged and is located at the frame center of the upper beam (28), to be drained off for being provided as
The power of object dehydration.
7. Intelligent sludge as claimed in claim 6 handles solid-liquid separation system, which is characterized in that the filters pressing cylinder (30) is sky
Heart cylinder is arranged inside supporting plate moving up and down (39), and the supporting plate (39) is for placing object to be drained off；The filters pressing cylinder
(30) be placed in above the lower platform (32), and be located at the lower section of the oil cylinder (27), cylinder body bottom be provided with it is described
The permeable slot of aquaporin perforation；The catch pit (33) is located at the bottom of the lower platform (32) setting water-permeable passage, for receiving
Collect the sewage being discharged from water-permeable passage；The suction hose (34), one end are connected to the catch pit (33), other end export connection
To sewage-treatment plant.
8. Intelligent sludge as claimed in claim 1,2 or 3 handles solid-liquid separation system, which is characterized in that further include two or
The pretreatment system of more than two agitator tank compositions, the agitator tank is for receiving material to be drained off and being stirred to material
The discharge port of broken wall, the agitator tank is connected to cloth discharging all-in-one machine by cloth tube (18).
9. Intelligent sludge as claimed in claim 7 handles solid-liquid separation system, which is characterized in that the cloth discharging all-in-one machine
Discharge end is connected to material handling apparatus, and the material handling apparatus is for filling or doing organic fertilizer after handling material
With.
10. Intelligent sludge as claimed in claim 9 handles solid-liquid separation system, which is characterized in that the sewage-treatment plant
Include: a sewage treatment pot (38), for collecting sewage derived from the suction hose (34), and sewage is handled；One goes out
Water lines (37), one end are connected to the sewage treatment pot (38), and the other end is connected to the suction hose (34).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910787002.2A CN110526538A (en) | 2019-08-24 | 2019-08-24 | Intelligent sludge handles solid-liquid separation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910787002.2A CN110526538A (en) | 2019-08-24 | 2019-08-24 | Intelligent sludge handles solid-liquid separation system |
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| CN110526538A true CN110526538A (en) | 2019-12-03 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110922018A (en) * | 2019-12-06 | 2020-03-27 | 湖南普惠环境科技有限公司 | Laminated filter pressing equipment |
| CN111087158A (en) * | 2020-01-23 | 2020-05-01 | 徐州矿源环保科技有限公司 | Deep sludge filter-pressing dehydration device and dehydration method |
| CN111087157A (en) * | 2020-01-23 | 2020-05-01 | 徐州矿源环保科技有限公司 | Sludge filter-pressing device of deep sludge filter-pressing dehydration system |
| CN111921239A (en) * | 2020-08-29 | 2020-11-13 | 聂麒曌 | Mud distribution and filter pressing device |
| CN112607995A (en) * | 2020-12-24 | 2021-04-06 | 大地绿源环保科技(北京)有限公司 | Continuous dewatering system of mud |
| CN114873891A (en) * | 2022-04-28 | 2022-08-09 | 大地绿源环保科技(北京)有限公司 | Full-automatic ultrahigh pressure sludge filter press |
| CN117263485A (en) * | 2023-10-17 | 2023-12-22 | 青岛凯昇环保设备制造有限公司 | Automatic sludge dewatering treatment system and method |
-
2019
- 2019-08-24 CN CN201910787002.2A patent/CN110526538A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110922018A (en) * | 2019-12-06 | 2020-03-27 | 湖南普惠环境科技有限公司 | Laminated filter pressing equipment |
| CN111087158A (en) * | 2020-01-23 | 2020-05-01 | 徐州矿源环保科技有限公司 | Deep sludge filter-pressing dehydration device and dehydration method |
| CN111087157A (en) * | 2020-01-23 | 2020-05-01 | 徐州矿源环保科技有限公司 | Sludge filter-pressing device of deep sludge filter-pressing dehydration system |
| CN111087158B (en) * | 2020-01-23 | 2024-01-02 | 江苏矿源环保科技有限公司 | Deep sludge filter pressing dehydration device and dehydration method |
| CN111921239A (en) * | 2020-08-29 | 2020-11-13 | 聂麒曌 | Mud distribution and filter pressing device |
| CN112607995A (en) * | 2020-12-24 | 2021-04-06 | 大地绿源环保科技(北京)有限公司 | Continuous dewatering system of mud |
| CN114873891A (en) * | 2022-04-28 | 2022-08-09 | 大地绿源环保科技(北京)有限公司 | Full-automatic ultrahigh pressure sludge filter press |
| CN117263485A (en) * | 2023-10-17 | 2023-12-22 | 青岛凯昇环保设备制造有限公司 | Automatic sludge dewatering treatment system and method |
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