CN106186630A - Sludge filtration dehydration and drying system and filtering means dehydration drying method - Google Patents
Sludge filtration dehydration and drying system and filtering means dehydration drying method Download PDFInfo
- Publication number
- CN106186630A CN106186630A CN201610586205.1A CN201610586205A CN106186630A CN 106186630 A CN106186630 A CN 106186630A CN 201610586205 A CN201610586205 A CN 201610586205A CN 106186630 A CN106186630 A CN 106186630A
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- cylinder
- sludge
- mud
- dehydration
- gusset
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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
-
- 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
- C02F11/125—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using screw filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
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- Engineering & Computer Science (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)
- Mechanical Engineering (AREA)
- Treatment Of Sludge (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to field of sludge treatment, it is therefore an objective to provide a kind of sludge filtration dehydration and drying system and filtering means dehydration drying method.A kind of sludge filtration dehydration and drying system, including: frame；Described sludge filtration dehydration and drying system also includes: the eddy flow thickener that is sequentially connected with from front to back, spiral filtration dewaterer, vacuum desiccation machine, the vacuum equipment that entrance point connects with vacuum desiccation machine；The upper end of frame tilts and front end is higher than rear end；Spiral filtration dewaterer and vacuum desiccation machine are connected with the upper end of frame respectively.This sludge filtration dehydration and drying system sludge dehydration and drying effect is preferably and dehydration and drying efficiency is higher.The filtering means dehydration drying method of sludge filtration dehydration and drying system can meet sludge filtration dehydration and drying requirement, and sludge dehydrating and drying effect is preferably and dehydration and drying efficiency is higher.
Description
Technical field
The present invention relates to field of sludge treatment, especially a kind of sludge filtration dehydration and drying system and filtering means dehydration mummification side
Method.
Background technology
Sludge dehydrating and drying processes can reduce environmental pollution, and the mud after process can be used for improveing soil, preparation of fuels；In
The utility model of state's number of patent application: CN201420824374.0 discloses a kind of sludge dehydrating and drying device, including close
Hothouse, gas collector, combustion furnace and chimney, be provided with mummification platform in described hothouse, mummification mesa base is provided with phase
The thermal source chamber of laminating, thermal source intracavity is provided with gas passage, and described gas collector is tubular type aeration structure, and its one end is with dry
Room connects, and the other end connects combustion furnace again, and the gas outlet of combustion furnace connects the thermal source inlet in above-mentioned thermal source chamber, the heat in thermal source chamber
Source outlet chimney.This sludge dehydrating and drying device exists that sludge dehydrating and drying effect is poor and dehydration and drying is inefficient
Not enough；Therefore, a kind of sludge dehydrating and drying effect is designed preferably and the higher sludge filtration dehydration and drying system of dehydration and drying efficiency
System and filtering means dehydration drying method, become problem demanding prompt solution.
Summary of the invention
The invention aims to overcome current sludge dehydrating and drying device to there is sludge dehydrating and drying effect poor
And the deficiency that dehydration and drying is inefficient, it is provided that the mud that a kind of sludge dehydrating and drying effect is preferable and dehydration and drying efficiency is higher
Filtering means dehydration anhydration system and filtering means dehydration drying method.
The concrete technical scheme of the present invention is:
A kind of sludge filtration dehydration and drying system, including: frame；Described sludge filtration dehydration and drying system also includes: in the past
The eddy flow thickener that is sequentially connected with after to, spiral filtration dewaterer, vacuum desiccation machine, entrance point is true with what vacuum desiccation machine connected
Empty device；The upper end of frame tilts and front end is higher than rear end；Upper with frame respectively of spiral filtration dewaterer and vacuum desiccation machine
End connects.When sludge filtration dehydration and drying system uses, eddy flow thickener is by lighter to mud granule bigger for proportion and proportion
Moisture stream, makes sludge condensation；Spiral filtration dewaterer by the Interstitial Water in mud and cellular moisture from and discharge；Vacuum desiccation machine
Coordinate with vacuum equipment and make the combination elutriation of mud cell interior go out and vaporize to extract；This sludge filtration dehydration and drying system sludge
Dehydration and drying effect is preferably and mummification efficiency is higher.
As preferably, described spiral filtration dewaterer includes: front end be provided with thickened sludge feed pipe and with frame upper end
The straight section cylinder connected, gusset is provided with cone section drainage screen and holds greatly the cone section cylinder being connected with straight section cylinder back-end, and two ends are respectively
With straight section barrel front end and the rotating shaft of cone section cylinder small end pivot joint, several are set in outside rotating shaft and connect with gusset in straight section cylinder
The screen plate connect, be sequentially located at the charging scraper plate being connected on front side of screen plate and with rotating shaft and be set in rotating shaft outer and with straight section cylinder
The dividing plate that interior gusset connects, the cone section helical-blade being positioned in cone section cylinder and being connected with rotating shaft, rotating shaft driving means；Cone section spiral
The pitch of leaf tapers into from front to back；Be provided with a scraper scraper plate between the screen plate that each two is adjacent and one be positioned at scraper
Pushing spiral leaf on front side of scraper plate, scraper scraper plate and pushing spiral leaf are connected with rotating shaft respectively；Cylinder gusset is provided with number and mistake
Filter plate number is identical and goes out pipe with screen plate Interstitial Water one to one and goes out the house steward that pipe is connected with Interstitial Water；Cone section cylinder is big
The gusset of end is provided with the capillary water being connected with house steward and goes out pipe；Cone section barrel front end is provided with several circumferential dewatered sludges
Discharge opening.The pushing spiral leaf extruding of spiral filtration dewaterer pushes mud and extrudes backward from the space between screen plate and rotating shaft
Pushing, under conveying pressure effect, the Interstitial Water in filter plate, mud goes out house steward's Guan He discharge from Interstitial Water, with pusher
The scraper plate of helical-blade synchronous rotary strikes off and the mud of screen plate front end, make to be deposited in screen plate front end mud THICKNESS CONTROL with
Setting value is consistent, and reduces filtration resistance, improves filter efficiency；Mud enters cone section cylinder from straight section cylinder, bores section helical-blade pair
Mud carries out strength and extrudes, and removes the capillary water in mud and residual gap water and goes out house steward's Guan He discharge through capillary water；Spiral
The structure of filter and dehydration machine can effectively filter out the Interstitial Water in mud and capillary water.
As preferably, described spiral filtration dewaterer also includes: discharging adjustable plate, and several position screw, are located at cone
The pressure transducer of section barrel front end；Dewatered sludge discharge opening is circular arc elongated hole；Discharging adjustable plate is provided with: number and dehydration dirt
Mud discharge opening number identical and with dewatered sludge discharge opening adjustment hole group one to one, number with location screw number identical and
Circumferential circular arc location elongated hole；Location screw and circular arc position elongated hole one_to_one corresponding, and the screw rod of location screw is worn
Cross circular arc location elongated hole to threaded with cone section cylinder back-end.By rotate discharging adjustable plate adjust dewatered sludge discharge opening with
The relative position of adjustment hole group, the terminal pressure that can control to bore section cylinder is consistent with setting value, and then controls the moisture content of mud.
As preferably, described vacuum desiccation machine includes: gusset is provided with aspirating hole and the urceolus being connected with frame upper end, with
The outer door that outer tube rear end connects, the interior rotating cylinder of front end and outer cylinder front end pivot joint, be provided with several give vent to anger discharge opening and with interior turn
The Internal baffle that tube rear end connects, the power transmission shaft being connected with Internal baffle rear end with outer door pivot joint and front end, with urceolus gusset rear end
The mummification discharge nozzle that downside connects, the discharging cylinder hinged with mummification discharge nozzle and mummification discharge nozzle plugging plate, it is located at urceolus side
The heater enclosed, interior rotating cylinder driving means；The piston rod of discharging cylinder is hinged with one end of mummification discharge nozzle plugging plate；Interior turn
The gusset front end of cylinder is provided with steam vent group；The front end of urceolus is connected with the rear end of discharging adjustable plate.The vacuum being connected with aspirating hole
Device extracting vacuum, is in negative pressure state in making urceolus and interior rotating cylinder, reduce the vapourizing temperature of water, and urceolus is heated by heater
Temperature in urceolus and interior rotating cylinder is made to make the combination elutriation of cell interior higher than the vapourizing temperature of water, the cell wall of broken environmental pollution mud cell
Going out, the combination water vapor making cell interior separate out is evaporated and is extracted by vacuum equipment, starts discharging cylinder, discharging by setting interval
The piston rod of cylinder pulls mummification discharge nozzle plugging plate, and the mud cake of mummification is discharged from mummification discharge nozzle；Vacuum mummification function is effective
Remove the combination water in mud.
As preferably, described vacuum desiccation machine also includes pellet device；Pellet device includes: front end is provided with adjusts with discharging
The mandrel of flange that joint plate rear end connects, is set in that mandrel is outer and sleeve with mandrel pivot joint, the connection being connected with sleeve rear end
Axle, is set in the outer and outer gusset of sleeve and is provided with the tool tube of several circumferential knife rests, and number is identical with knife rest number
And the cutting knife connected one to one with knife rest, adjusting nut, stage clip, it is provided with the line shaft of feeding screw leaf group, with interior rotating cylinder side
Enclose the bearing support of anterior connection, with the connecting shaft set of bearing support pivot joint, pelletizing driving means；Before the rear end of connecting shaft and line shaft
End is connected with connecting shaft set respectively；Internal baffle front end is provided with through with power transmission shaft rear end and is set in the mesopore outside line shaft；Power
Axle stretches out mesopore rear end with power transmission shaft pivot joint and line shaft rear end；Power transmission shaft is provided with thread segment；Stage clip be positioned on rear side of tool tube and
It is enclosed within outside power transmission shaft；Adjusting nut is pushed down stage clip rear end and threadeds with thread segment；The outer gusset of sleeve is provided with anti-rotation groove；Cutter
The interior gusset of cylinder is provided with the Anti-rotary block mated with anti-rotation groove.Pellet device will be discharged in vacuum desiccation machine from adjustment hole group
The strip mud of rotating cylinder becomes segment and moves to the back-end under gravity and the propelling movement power effect of feeding screw leaf, improves and removes in mud
The effect of combination water.
As preferably, described vacuum equipment includes: the vacuum pump that import connects with aspirating hole, import and vacuum pump outlet
The condenser connected, the steam-water separator that import is connected with condensator outlet, adsorber；Condenser is provided with recirculated cooling water and leads to
Road；Steam-water separator is provided with condensation-water drain and the gas outlet being connected with adsorber import.Vacuum apparatus designs is simple and practical.
As preferably, described eddy flow thickener includes: be provided with the damping whirl cylinder from the tangential sewage sludge feed pipe entered,
Gusset is provided with mud filter opening group and big end and damps the frustum type filter cylinder that whirl cylinder lower end is connected, and lower end is provided with thickened sludge discharging
The thickened sludge surge drum that pipe and upper end are connected with frustum type filter cylinder small end, flow slowly surge drum；In damping whirl cylinder, gusset is provided with
Several circumferential perpendicular raised lines；Unhurried current surge drum includes: is set in the inner ring outside thickened sludge surge drum, is set in cone
The outer ring that outside bench-type filter cylinder and upper end is connected with damping whirl cylinder lower end, the end being connected with lower end, outer ring and inner ring upper end respectively
Circle, the slow effuser being connected with gusset bottom, outer ring；Thickened sludge discharge nozzle is connected with thickened sludge feed pipe.Mud is through eddy flow
The sewage sludge feed pipe of thickener enters damping whirl cylinder from tangential, gusset under eddy flow centrifugal action and in damping whirl cylinder
The perpendicular raised line choked flow being provided with, the mud granule that proportion is bigger flows downward along vortex core and enters thickened sludge surge drum, proportion
Lighter current are entered by mud filter opening group and collect between inner ring and outer ring and enter in backflow pool through the pipe flow that flows slowly out；Eddy flow is dense
The structure of contracting machine can make sludge condensation effectively by moisture stream lighter to mud granule bigger for proportion and proportion.
As preferably, the upper surface of described perpendicular raised line goes out the downside of pipe end and less than sewage sludge feed higher than sewage sludge feed pipe
Pipe goes out the upside of pipe end.Make damping whirl cylinder resistance flowing effect more preferable.
As preferably, described rotating shaft driving means includes: be connected with frame turns axis drive motor, drives electricity with rotating shaft
The rotating shaft driving pulley that the output shaft of machine connects, the rotating shaft driven pulley being connected with rotating shaft rear end, respectively with rotating shaft driving pulley
The rotating shaft transmission band being in transmission connection with rotating shaft driven pulley；Interior rotating cylinder driving means includes: the interior rotating cylinder being connected with frame drives
Motor, drives the interior rotating cylinder driving pulley that is connected of output shaft of motor with interior rotating cylinder, the interior rotating cylinder being connected with power transmission shaft rear end from
Movable belt pulley, the interior rotating cylinder transmission band being in transmission connection with interior rotating cylinder driving pulley and interior rotating cylinder driven pulley respectively；Pelletizing drives dress
Put and include: the pelletizing being connected with frame drives motor, drive the pelletizing driving pulley that the output shaft of motor is connected with pelletizing, with dynamic
The pelletizing driven pulley that power shaft rear end connects, the pelletizing transmission being in transmission connection with pelletizing driving pulley and pelletizing driven pulley respectively
Band.Rotating shaft driving means, interior rotating cylinder driving means and pelletizing driving device structure are simple and practical.
A kind of filtering means dehydration drying method of sludge filtration dehydration and drying system, described sludge filtration dehydration and drying system
Structure by the sludge filtration dehydration and drying system specialization described in claim 1 to claim 9；Step one, mud is through eddy flow
The sewage sludge feed pipe of thickener enters damping whirl cylinder from tangential, gusset under eddy flow centrifugal action and in damping whirl cylinder
The perpendicular raised line choked flow being provided with, the mud granule that proportion is bigger flows downward along vortex core and enters thickened sludge surge drum, proportion
Lighter current are entered by mud filter opening group and collect between inner ring and outer ring and enter in backflow pool through the pipe flow that flows slowly out；Step
Two, thickened sludge concentrated mud discharge nozzle, thickened sludge feed pipe enter the straight section cylinder of spiral filtration dewaterer through dividing plate
And the space rearward movement between rotating shaft, mud pushing spiral leaf extruding push under from the space between screen plate and rotating shaft to
Rear extruding pushes, and under conveying pressure effect, the Interstitial Water in filter plate, mud goes out house steward's Guan He discharge from Interstitial Water,
Strike off and the mud of screen plate front end with the scraper plate of pushing spiral leaf synchronous rotary, make to be deposited in the mud thickness control of screen plate front end
System is being consistent with setting value, reduces filtration resistance, improves filter efficiency；Step 3, mud enters cone section cylinder from straight section cylinder,
The cone section helical-blade that pitch tapers into from front to back carries out strength and extrudes mud, removes the capillary water in mud and between residual
Gap water also goes out house steward's Guan He discharge through capillary water, the adjustment hole group row that mud is provided with from discharging adjustable plate through dewatered sludge discharge opening
Going out, pressure transducer is for detecting the terminal pressure of cone section cylinder, by rotating shaft rotating speed or/and adjust by rotating discharging adjustable plate
The relative position of whole dewatered sludge discharge opening and adjustment hole group, the terminal pressure controlling cone section cylinder is consistent with setting value, and then
Control the moisture content of mud；Step 4, is discharged into the strip mud of the interior rotating cylinder of vacuum desiccation machine, by pelletizing from adjustment hole group
The cutting knife of the rotation of device is cut into segment and moves to the back-end under gravity and the propelling movement power effect of feeding screw leaf, and vacuum equipment is taken out
Take vacuum, in making urceolus and interior rotating cylinder, be in the negative pressure of-0.06MP to-0.07 MP, reduce the vapourizing temperature of water to 76 DEG C to 80
Between DEG C；In device for simultaneous heating makes urceolus and interior rotating cylinder to urceolus heating, temperature reaches more than 200 DEG C, thus broken environmental pollution mud is thin
The cell wall of born of the same parents makes the combination elutriation of cell interior go out, and the combination water vapor making cell interior separate out is evaporated and taken out by vacuum equipment
Taking, start discharging cylinder by setting interval, the piston rod of discharging cylinder pulls mummification discharge nozzle plugging plate, and the mud cake of mummification is from dry
Dissolve material bank of tubes to go out.The filtering means dehydration drying method of sludge filtration dehydration and drying system can meet sludge filtration dehydration and drying to be wanted
Asking, sludge dehydrating and drying effect is preferably and dehydration and drying efficiency is higher.
Compared with prior art, the invention has the beneficial effects as follows: when sludge filtration dehydration and drying system uses, eddy flow concentrates
Machine, by moisture stream lighter to mud granule bigger for proportion and proportion, makes sludge condensation；Spiral filtration dewaterer is by mud
Interstitial Water and cellular moisture from and discharge；Vacuum desiccation machine coordinates the combination elutriation making mud cell interior to go out also with vacuum equipment
Vaporization extracts；This sludge filtration dehydration and drying system sludge dehydration and drying effect is preferably and dehydration and drying efficiency is higher.Spiral mistake
The structure of filter dewaterer can effectively filter out the Interstitial Water in mud and capillary water.Dewatered sludge is adjusted by rotating discharging adjustable plate
The relative position of discharge opening and adjustment hole group, the terminal pressure that can control to bore section cylinder is consistent with setting value, and then control mud
Moisture content.Vacuum mummification function effectively removes the combination water in mud.Pellet device will be discharged into vacuum from adjustment hole group
The strip mud of the interior rotating cylinder of desiccation machine becomes segment and moves to the back-end under gravity and the propelling movement power effect of feeding screw leaf, improves
The effect of the combination water in removal mud.The structure of eddy flow thickener can be effectively by lighter to mud granule bigger for proportion and proportion
Moisture stream, make sludge condensation.The upper surface of perpendicular raised line goes out the downside of pipe end and less than sewage sludge feed pipe higher than sewage sludge feed pipe
Go out the upside of pipe end, make damping whirl cylinder resistance flowing effect more preferable.Vacuum equipment, rotating shaft driving means, interior rotating cylinder driving means and
Pelletizing driving device structure is simple and practical.The filtering means dehydration drying method of sludge filtration dehydration and drying system can meet sludge filtration
Dehydration and drying requirement, sludge dehydrating and drying effect is preferably and dehydration and drying efficiency is higher.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of sludge filtration dehydration and drying system；
Fig. 2 is the structural representation of spiral filtration dewaterer；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the structural representation of discharging adjustable plate；
Fig. 5 is the structural representation of vacuum desiccation machine；
Fig. 6 is the left view of Fig. 5；
Fig. 7 is the structural representation of pellet device；
Fig. 8 is the structural representation of eddy flow thickener.
In figure: frame 1, eddy flow thickener 2, sewage sludge feed pipe 21, damping whirl cylinder 22, mud filter opening group 23, frustum type
Filter cylinder 24, thickened sludge discharge nozzle 25, thickened sludge surge drum 26, perpendicular raised line 27, inner ring 28, outer ring 29, foundation ring 210, unhurried current
Go out pipe 211, spiral filtration dewaterer 3, thickened sludge feed pipe 31, straight section cylinder 32, cone section drainage screen 33, cone section cylinder 34,
Rotating shaft 35, screen plate 36, charging scraper plate 37, dividing plate 38, cone section helical-blade 39, discharging adjustable plate 310, location screw 311, pressure
Sensor 312, scraper scraper plate 313, pushing spiral leaf 314, Interstitial Water go out pipe 315, house steward 316, capillary water go out pipe 317, dehydration
Mud discharge opening 318, subsegment 319, adjustment hole group 320, circular arc position elongated hole 321, turn axis drive motor 322, rotating shaft actively
Belt wheel 323, rotating shaft driven pulley 324, rotating shaft transmission band 325, vacuum desiccation machine 4, aspirating hole 41, urceolus 42, outer door 43, interior
Rotating cylinder 44, discharge opening 45 of giving vent to anger, Internal baffle 46, power transmission shaft 47, mummification discharge nozzle 48, discharging cylinder 49, mummification discharge nozzle block
Plate 410, heater 411, steam vent group 412, flange 413, mandrel 414, sleeve 415, connecting shaft 416, knife rest 417, cutter
Cylinder 418, cutting knife 419, adjusting nut 420, stage clip 421, feeding screw leaf group 422, line shaft 423, bearing support 424, connecting shaft set
425, mesopore 426, thread segment 427, anti-rotation groove 428, Anti-rotary block 429, interior rotating cylinder drive motor 430, interior rotating cylinder driving pulley
431, interior rotating cylinder driven pulley 432, interior rotating cylinder transmission band 433, pelletizing drive motor 434, pelletizing driving pulley 435, pelletizing from
Movable belt pulley 436, pelletizing transmission band 437, vacuum equipment 5, vacuum pump 51, condenser 52, steam-water separator 53, adsorber 54, follow
Ring cooling-water duct 55, condensation-water drain 56, gas outlet 57.
Detailed description of the invention
Shown in below in conjunction with the accompanying drawings, the present invention is described further.
As shown in Figure 1: a kind of sludge filtration dehydration and drying system, including frame 1, the rotation being sequentially connected with from front to back
Stream thickener 2, spiral filtration dewaterer 3, vacuum desiccation machine 4, the vacuum equipment 5 that entrance point connects with vacuum desiccation machine 4；Frame
The upper end of 1 tilts and front end is higher than rear end；Spiral filtration dewaterer 3 and vacuum desiccation machine 4 upper end with frame 1 respectively is connected.
In the present embodiment:
Shown in accompanying drawing 2, accompanying drawing 3, accompanying drawing 4: as described in spiral filtration dewaterer 3 include: front end is provided with thickened sludge feed pipe
31 and the straight section cylinder 32 that is connected with frame 1 upper end screw, after gusset is provided with cone section drainage screen 33 and big end and straight section cylinder 32
The cone section cylinder 34 that end screw connects, bearing hinge joint is passed through with straight section cylinder 32 front end and cone section cylinder 34 small end respectively in two ends
Rotating shaft 35, six are set in the screen plate 36 that rotating shaft 35 is outer and is connected with gusset screw in straight section cylinder 32, are sequentially located at filtration
On front side of plate 36 and the charging scraper plate 37 bonded with rotating shaft 35 and be set in rotating shaft 35 outer and with gusset screw in straight section cylinder 32
The dividing plate 38 connected, is positioned in cone section cylinder 34 and the cone section helical-blade 39 bonded with rotating shaft 35, discharging adjustable plate 310, six
Individual location screw 311, is located at the pressure transducer 312 of cone section cylinder 34 front end, rotating shaft driving means；The spiral shell of cone section helical-blade 39
Away from tapering into from front to back；Be provided with a scraper scraper plate 313 between the screen plate 36 that each two is adjacent and one be positioned at scraper
Pushing spiral leaf 314 on front side of scraper plate 313, scraper scraper plate 313 and pushing spiral leaf 314 are bonded with rotating shaft 35 respectively；Cylinder
It is identical with screen plate 36 number and go out pipe 315 with screen plate 36 Interstitial Water one to one and go out with Interstitial Water that gusset is provided with number
The house steward 316 that pipe 315 connects；The gusset that cone section cylinder 34 is held greatly is provided with the capillary water being connected with house steward 316 and goes out pipe 317；Cone section
Cylinder 34 front end is provided with six dewatered sludge discharge openings 318 being uniformly distributed along the circumference.The son that straight section cylinder 32 is connected by six screws
Section 319 is constituted.
Described dewatered sludge discharge opening 318 is circular arc elongated hole；Discharging adjustable plate 310 is provided with: number and dewatered sludge
Discharge opening 318 number identical and with dewatered sludge discharge opening 318 adjustment hole group 320 one to one, number with location screw 311
Number circular arc that is identical and that be uniformly distributed along the circumference positions elongated hole 321；Location screw 311 and circular arc location elongated hole 321 1 a pair
Should, the screw rod of location screw 311 is threadeded through circular arc location elongated hole 321 with cone section cylinder 34 rear end.
Shown in accompanying drawing 5, accompanying drawing 6, accompanying drawing 7: as described in vacuum desiccation machine 4 include: gusset is provided with aspirating hole 41 and and machine
The urceolus 42 that frame 1 upper end screw connects, the outer door 43 being connected with urceolus 42 rear end screw, axle is passed through in front end and urceolus 42 front end
Hold the interior rotating cylinder 44 of pivot joint, be provided with six give vent to anger discharge opening 45 and the Internal baffles 46 that are connected with interior rotating cylinder 44 rear end screw, with outward
The power transmission shaft 47 that door 43 is welded with Internal baffle 46 rear end by bearing hinge joint and front end, welds on the downside of urceolus 42 gusset rear end
Mummification discharge nozzle 48, with mummification discharge nozzle 48 by the hinged discharging cylinder 49 of jointed shaft and mummification discharge nozzle plugging plate 410,
It is located at the heater 411 of urceolus 42 gusset, pellet device, interior rotating cylinder driving means；The piston rod of discharging cylinder 49 and mummification
One end of discharge nozzle plugging plate 410 is hinged by jointed shaft；Heater 411 is electric heater；The gusset front end of interior rotating cylinder 44
It is provided with steam vent group 412；The front end of urceolus 42 is connected with the rear end screw of discharging adjustable plate 310.
Described pellet device includes: front end is provided with the mandrel of the flange 413 being connected with discharging adjustable plate 310 rear end screw
414, it is set in outside mandrel 414 and passes through the sleeve 415 of bearing hinge joint, the company being connected with sleeve 415 rear end screw with mandrel 414
Spindle 416, is set in the outer and outer gusset of sleeve 415 and is provided with the tool tube 418 of three circumferential knife rests 417, number and
Knife rest 417 number cutting knife 419 that is identical and that be connected with knife rest 417 one_to_one corresponding screw, adjusting nut 420, stage clip 421, it is provided with
The line shaft 423 of feeding screw leaf group 422, the bearing support 424 being connected with interior rotating cylinder 44 gusset front screw, with bearing support 424
425 are overlapped, pelletizing driving means by the connecting shaft of bearing hinge joint；The front end of the rear end of connecting shaft 416 and line shaft 423 respectively with even
Axle sleeve 425 is bonded；Internal baffle 46 front end is provided with through with power transmission shaft 47 rear end and is set in the mesopore 426 outside line shaft 423；
Line shaft 423 and power transmission shaft 47 stretch out mesopore 426 rear end by bearing hinge joint and line shaft 423 rear end；Power transmission shaft 47 is provided with spiral shell
Stricture of vagina section 427；Stage clip 421 is positioned on rear side of tool tube 418 and is enclosed within outside power transmission shaft 47；Adjusting nut 420 push down stage clip 421 rear end and
Threaded with thread segment 427；The outer gusset of sleeve 415 is provided with anti-rotation groove 428；The interior gusset of tool tube 418 is provided with and anti-rotation groove
The Anti-rotary block 429 of 428 matched in clearance.
As shown in Figure 1: described vacuum equipment 5 includes: the vacuum pump 51 that import connects with aspirating hole 41, import is with true
The condenser 52 that empty pump 51 outlet connects, import exports the steam-water separator 53 being connected, adsorber 54 with condenser 52；Condenser
52 are provided with circulating cooling aquaporin 55；Steam-water separator 53 is provided with condensation-water drain 56 and the gas being connected with adsorber 54 import
Outlet 57.
As shown in Figure 8: described eddy flow thickener 2 includes: be provided with the damping from the tangential sewage sludge feed pipe 21 entered
Whirl cylinder 22, gusset is provided with the frustum type filter cylinder 24 that mud filter opening group 23 and big end are connected with damping whirl cylinder 22 lower end screw,
Lower end is provided with the thickened sludge surge drum 26 that thickened sludge discharge nozzle 25 and upper end are connected with frustum type filter cylinder 24 small end screw, slow
Stream surge drum；In damping whirl cylinder 22, gusset is provided with 12 circumferential perpendicular raised lines 27；Unhurried current surge drum includes: sheathed
Inner ring 28 outside thickened sludge surge drum 26, is set in that frustum type filter cylinder 24 is outer and upper end and damping whirl cylinder 22 lower end screw
The outer ring 29 connected, the foundation ring 210 welded with lower end, outer ring 29 and inner ring 28 upper end respectively, with outer ring 29 gusset lower weld
Slow effuser 211；Thickened sludge discharge nozzle 25 is connected with thickened sludge feed pipe 31 screw.
The upper surface of described perpendicular raised line 27 goes out the downside of pipe end and less than sewage sludge feed pipe 21 higher than sewage sludge feed pipe 21
Go out the upside of pipe end.
Shown in accompanying drawing 2, accompanying drawing 3, accompanying drawing 5, accompanying drawing 6: as described in rotating shaft driving means include: be connected with frame 1 screw
Turn axis drive motor 322, the rotating shaft driving pulley 323 bonded with the output shaft turning axis drive motor 322, after rotating shaft 35
The rotating shaft driven pulley 324 that terminal link connects, be in transmission connection with rotating shaft driving pulley 323 and rotating shaft driven pulley 324 respectively turns
Through-drive band 325；Interior rotating cylinder driving means includes: the interior rotating cylinder being connected with frame 1 screw drives motor 430, drives with interior rotating cylinder
The interior rotating cylinder driving pulley 431 that the output shaft of galvanic electricity machine 430 is bonded, the interior rotating cylinder driven belt bonded with power transmission shaft 47 rear end
Wheel 432, the interior rotating cylinder transmission band 433 being in transmission connection with interior rotating cylinder driving pulley 431 and interior rotating cylinder driven pulley 432 respectively；Cut
Grain driving means includes: the pelletizing being connected with frame 1 screw drives motor 434, drives the output shaft of motor 434 to be bonded with pelletizing
The pelletizing driving pulley 435 connect, the pelletizing driven pulley 436 bonded with line shaft 423 rear end, respectively with pelletizing driving pulley
435 and the pelletizing transmission band 437 that is in transmission connection of pelletizing driven pulley 436.
Described sludge filtration dehydration and drying system is by controller control.
A kind of filtering means dehydration drying method of sludge filtration dehydration and drying system, described sludge filtration dehydration and drying system
Structure by the sludge filtration dehydration and drying system specialization described in claim 1 to claim 9；Step one, mud is through eddy flow
The sewage sludge feed pipe 21 of thickener 2 enters damping whirl cylinder 22 from tangential, under eddy flow centrifugal action and through damping whirl cylinder
Perpendicular raised line 27 choked flow that in 22, gusset is provided with, the mud granule that proportion is bigger flows downward along vortex core and enters thickened sludge receipts
Collection cylinder 26, the current that proportion is lighter are entered by mud filter opening group 23 and collect between inner ring 28 and outer ring 29 and through slow effuser
211 flow in backflow pool；Step 2, thickened sludge concentrated mud discharge nozzle 25, thickened sludge feed pipe 31 enter spiral mistake
The straight section cylinder 32 of filter dewaterer 3 space rearward movement between dividing plate 38 and rotating shaft 35, mud squeezes at pushing spiral leaf 314
Pressure extrudes propelling movement from the space between screen plate 36 and rotating shaft 35, backward through screen plate 36 mistake under conveying pressure effect under pushing
Filter, the Interstitial Water in mud goes out pipe 315 from Interstitial Water and house steward 316 discharges, and scrapes with the scraper plate of pushing spiral leaf 314 synchronous rotary
Except the mud with screen plate 36 front end, make to be deposited in screen plate 36 front end mud THICKNESS CONTROL and be consistent with setting value, reduced
Filtration resistance power, improves filter efficiency；Step 3, mud enters cone section cylinder 34 from straight section cylinder 32, and pitch the most gradually becomes
Little cone section helical-blade 39 carries out strength and extrudes mud, removes the capillary water in mud and residual gap water and goes out through capillary water
Pipe 317 and house steward 316 discharge, adjustment hole group 320 row that mud is provided with from discharging adjustable plate 310 through dewatered sludge discharge opening 318
Going out, pressure transducer 312 is for detecting the terminal pressure of cone section cylinder 34, by rotating shaft 35 rotating speed or/and by rotating discharging
Adjustable plate 310 adjusts the relative position of dewatered sludge discharge opening 318 and adjustment hole group 320, controls the end pressure of cone section cylinder 34
Power is consistent with setting value, and then controls the moisture content of mud；Step 4, is discharged into vacuum desiccation machine 4 from adjustment hole group 320
The strip mud of interior rotating cylinder 44, is cut into segment by the cutting knife 419 of the rotation of pellet device and pushes at gravity and feeding screw leaf
Move to the back-end under power effect, vacuum equipment 5 extracting vacuum, in making urceolus 42 and interior rotating cylinder 44, be in-0.06MP to-0.07
The negative pressure of MP, reduces the vapourizing temperature to 76 DEG C of water between 80 DEG C；Device for simultaneous heating 411 makes urceolus 42 to urceolus 42 heating
Reach more than 200 DEG C with temperature in interior rotating cylinder 44, thus the cell wall of broken environmental pollution mud cell make the combination elutriation of cell interior go out,
The combination water vapor making cell interior separate out is evaporated and is extracted by vacuum equipment 5, starts discharging cylinder 49, discharging by setting interval
The piston rod of cylinder 49 pulls mummification discharge nozzle plugging plate 410, and the mud cake of mummification is discharged from mummification discharge nozzle 48.
Sludge filtration dehydration and drying system provides the benefit that: when sludge filtration dehydration and drying system uses, and eddy flow concentrates
Machine, by moisture stream lighter to mud granule bigger for proportion and proportion, makes sludge condensation；Spiral filtration dewaterer is by mud
Interstitial Water and cellular moisture from and discharge；Vacuum desiccation machine coordinates the combination elutriation making mud cell interior to go out also with vacuum equipment
Vaporization extracts；This sludge filtration dehydration and drying system sludge dehydration and drying effect is preferably and mummification efficiency is higher.Spiral filtration takes off
The structure of water machine can effectively filter out the Interstitial Water in mud and capillary water.Dewatered sludge discharging is adjusted by rotating discharging adjustable plate
The relative position of hole and adjustment hole group, the terminal pressure that can control to bore section cylinder is consistent with setting value, and then the containing of control mud
Water rate.Vacuum mummification function effectively removes the combination water in mud.Pellet device will be discharged into vacuum mummification from adjustment hole group
The strip mud of the interior rotating cylinder of machine becomes segment and moves to the back-end under gravity and the propelling movement power effect of feeding screw leaf, improves and removes
The effect of the combination water in mud.The structure of eddy flow thickener can be effectively by water lighter to mud granule bigger for proportion and proportion
Shunting, makes sludge condensation.The upper surface of perpendicular raised line goes out the downside of pipe end higher than sewage sludge feed pipe and goes out pipe less than sewage sludge feed pipe
The upside of end, makes damping whirl cylinder resistance flowing effect more preferable.Vacuum equipment, rotating shaft driving means, interior rotating cylinder driving means and pelletizing
Driving device structure is simple and practical.The filtering means dehydration drying method of sludge filtration dehydration and drying system can meet sludge filtration dehydration
Mummification requirement, sludge dehydrating and drying effect is preferably and dehydration and drying efficiency is higher.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not considered as
Depart from the scope of the present invention.All such technical staff to described field obviously revise, and are included within this right
Within the scope of requirement.
Claims (10)
1. a sludge filtration dehydration and drying system, including: frame；It is characterized in that, described sludge filtration dehydration and drying system
Also including: the eddy flow thickener that is sequentially connected with from front to back, spiral filtration dewaterer, vacuum desiccation machine, entrance point is done with vacuum
The vacuum equipment of change machine connection；The upper end of frame tilts and front end is higher than rear end；Spiral filtration dewaterer and vacuum desiccation machine divide
It is not connected with the upper end of frame.
Sludge filtration dehydration and drying system the most according to claim 1, is characterized in that: described spiral filtration dewaterer bag
Including: front end is provided with thickened sludge feed pipe and the straight section cylinder being connected with frame upper end, gusset is provided with cone section drainage screen and holds greatly
The cone section cylinder being connected with straight section cylinder back-end, two ends respectively with straight section barrel front end and cone section cylinder small end pivot joint rotating shaft,
Several are set in the screen plate that rotating shaft is outer and is connected with gusset in straight section cylinder, are sequentially located on front side of screen plate and connect with rotating shaft
The charging scraper plate connect and the dividing plate being set in outside rotating shaft and be connected with gusset in straight section cylinder, be positioned in cone section cylinder and and rotating shaft
The cone section helical-blade connected, rotating shaft driving means；The pitch of cone section helical-blade tapers into from front to back；The mistake that each two is adjacent
A scraper scraper plate and a pushing spiral leaf being positioned on front side of scraper scraper plate, scraper scraper plate and pushing spiral it is provided with between filter plate
Leaf is connected with rotating shaft respectively；It is identical with screen plate number and go out with screen plate Interstitial Water one to one that cylinder gusset is provided with number
Manage and go out the house steward that pipe is connected with Interstitial Water；The gusset of the cone big end of section cylinder is provided with the capillary water being connected with house steward and goes out pipe；Cone section
Barrel front end is provided with several circumferential dewatered sludge discharge openings.
Sludge filtration dehydration and drying system the most according to claim 2, is characterized in that: described spiral filtration dewaterer is also
Including: discharging adjustable plate, several position screw, are located at the pressure transducer of cone section barrel front end；Dewatered sludge discharge opening is
Circular arc elongated hole；Discharging adjustable plate is provided with: number is identical with dewatered sludge discharge opening number and with dewatered sludge discharge opening one by one
Corresponding adjustment hole group, number is identical with location screw number and circumferential circular arc positions elongated hole；Location screw with
Circular arc location elongated hole one_to_one corresponding, the screw rod of location screw is through circular arc location elongated hole with cone section cylinder back-end screw thread even
Connect.
Sludge filtration dehydration and drying system the most according to claim 3, is characterized in that: described vacuum desiccation machine includes:
Gusset is provided with aspirating hole and the urceolus being connected with frame upper end, the outer door being connected with outer tube rear end, front end and outer cylinder front end pivot
The interior rotating cylinder connect, is provided with several give vent to anger discharge opening and Internal baffles of being connected with interior rotating cylinder rear end, with outer door pivot joint and front end
The power transmission shaft being connected with Internal baffle rear end, and the mummification discharge nozzle being connected on the downside of urceolus gusset rear end, hinged with mummification discharge nozzle
Discharging cylinder and mummification discharge nozzle plugging plate, be located at the heater of urceolus gusset, interior rotating cylinder driving means；Discharging cylinder
Piston rod is hinged with one end of mummification discharge nozzle plugging plate；The gusset front end of interior rotating cylinder is provided with steam vent group；The front end of urceolus with
The rear end of discharging adjustable plate connects.
Sludge filtration dehydration and drying system the most according to claim 4, is characterized in that: described vacuum desiccation machine also includes
Pellet device；Pellet device includes: front end is provided with the mandrel of the flange being connected with discharging adjustable plate rear end, be set in mandrel outer and
With the sleeve of mandrel pivot joint, the connecting shaft being connected with sleeve rear end, it is set in the outer and outer gusset of sleeve and is provided with several circumferentially
The tool tube of the knife rest of distribution, number cutting knife that is identical with knife rest number and that connect one to one with knife rest, adjusting nut, pressure
Spring, is provided with the line shaft of feeding screw leaf group, and the bearing support being connected with interior rotating cylinder gusset front portion, with the connecting shaft of bearing support pivot joint
Set, pelletizing driving means；The rear end of connecting shaft is connected with connecting shaft set respectively with the front end of line shaft；Internal baffle front end is provided with and passes
Moving axis rear end is through and the mesopore that is set in outside line shaft；After line shaft stretches out mesopore with power transmission shaft pivot joint and line shaft rear end
End；Power transmission shaft is provided with thread segment；Stage clip is positioned on rear side of tool tube and is enclosed within outside power transmission shaft；Adjusting nut push down stage clip rear end and with
Thread segment is threaded；The outer gusset of sleeve is provided with anti-rotation groove；The interior gusset of tool tube is provided with the Anti-rotary block mated with anti-rotation groove.
6., according to the sludge filtration dehydration and drying system described in claim 4 or 5, it is characterized in that: described vacuum equipment includes:
The vacuum pump that import connects with aspirating hole, the condenser that import is connected with vacuum pump outlet, import is connected with condensator outlet
Steam-water separator, adsorber；Condenser is provided with circulating cooling aquaporin；Steam-water separator is provided with condensation-water drain and and adsorber
The gas outlet that import connects.
7., according to the sludge filtration dehydration and drying system described in Claims 2 or 3 or 4 or 5, it is characterized in that: described eddy flow is dense
Contracting machine includes: be provided with the damping whirl cylinder from the tangential sewage sludge feed pipe entered, and gusset is provided with mud filter opening group and big end and resistance
The frustum type filter cylinder that Buddhist nun's whirl cylinder lower end connects, lower end is provided with thickened sludge discharge nozzle and upper end and is connected with frustum type filter cylinder small end
Thickened sludge surge drum, flow slowly surge drum；In damping whirl cylinder, gusset is provided with several circumferential perpendicular raised lines；Unhurried current
Surge drum includes: be set in the inner ring outside thickened sludge surge drum, is set in that frustum type filter cylinder is outer and upper end and damping whirl cylinder
The outer ring that lower end connects, the foundation ring being connected with lower end, outer ring and inner ring upper end respectively, the unhurried current being connected with gusset bottom, outer ring goes out
Pipe；Thickened sludge discharge nozzle is connected with thickened sludge feed pipe.
Sludge filtration dehydration and drying system the most according to claim 7, is characterized in that: the upper surface of described perpendicular raised line is high
Go out the downside of pipe end in sewage sludge feed pipe and go out the upside of pipe end less than sewage sludge feed pipe.
Sludge filtration dehydration and drying system the most according to claim 5, is characterized in that: described rotating shaft driving means bag
Including: be connected with frame turns axis drive motor, the rotating shaft driving pulley being connected with the output shaft turning axis drive motor, after rotating shaft
The rotating shaft driven pulley that end connects, the rotating shaft transmission band being in transmission connection with rotating shaft driving pulley and rotating shaft driven pulley respectively；In
Rotating cylinder driving means includes: the interior rotating cylinder being connected with frame drives motor, in driving the output shaft of motor to be connected with interior rotating cylinder
Rotating cylinder driving pulley, the interior rotating cylinder driven pulley being connected with power transmission shaft rear end, respectively with interior rotating cylinder driving pulley and interior rotating cylinder from
The interior rotating cylinder transmission band that movable belt pulley is in transmission connection；Pelletizing driving means includes: the pelletizing being connected with frame drives motor, with pelletizing
Driving the pelletizing driving pulley that the output shaft of motor connects, the pelletizing driven pulley being connected with line shaft rear end, respectively with pelletizing
The pelletizing transmission band that driving pulley and pelletizing driven pulley are in transmission connection.
10. a filtering means dehydration drying method for sludge filtration dehydration and drying system, is characterized in that: described sludge filtration dehydration
The structure of anhydration system is by the sludge filtration dehydration and drying system specialization described in claim 1 to claim 9；Step one, dirty
Mud enters damping whirl cylinder through the sewage sludge feed pipe of eddy flow thickener from tangential, under eddy flow centrifugal action and through damping eddy flow
The perpendicular raised line choked flow that in cylinder, gusset is provided with, the mud granule that proportion is bigger flows downward along vortex core and enters thickened sludge collection
Cylinder, the current that proportion is lighter are entered by mud filter opening group and collect between inner ring and outer ring and enter backflow pool through the pipe flow that flows slowly out
In；Step 2, thickened sludge concentrated mud discharge nozzle, thickened sludge feed pipe enter the straight section cylinder of spiral filtration dewaterer
Space rearward movement between dividing plate and rotating shaft, mud pushing spiral leaf extruding push under between screen plate and rotating shaft
Space extrudes propelling movement backward, and under conveying pressure effect, the Interstitial Water in filter plate, mud goes out pipe with total from Interstitial Water
Bank of tubes goes out, and strikes off and the mud of screen plate front end with the scraper plate of pushing spiral leaf synchronous rotary, makes to be deposited in screen plate front end dirty
Mud THICKNESS CONTROL is being consistent with setting value, reduces filtration resistance, improves filter efficiency；Step 3, mud enters from straight section cylinder
Cone section cylinder, the cone section helical-blade that pitch tapers into from front to back carries out strength and extrudes, removes the capillary in mud mud
Water and residual gap water also go out house steward Guan He through capillary water and discharge, and mud is provided with from discharging adjustable plate through dewatered sludge discharge opening
Adjustment hole group is discharged, and pressure transducer is for detecting the terminal pressure of cone section cylinder, by rotating shaft rotating speed or/and gone out by rotation
Material adjustable plate adjusts the relative position of dewatered sludge discharge opening and adjustment hole group, controls terminal pressure and the setting value of cone section cylinder
It is consistent, and then controls the moisture content of mud；Step 4, the strip of the interior rotating cylinder being discharged into vacuum desiccation machine from adjustment hole group is dirty
Mud, is cut into segment by the cutting knife of the rotation of pellet device and moves to the back-end under gravity and the propelling movement power effect of feeding screw leaf,
Vacuum equipment extracting vacuum, is in the negative pressure of-0.06MP to-0.07 MP in making urceolus and interior rotating cylinder, reduce the vapourizing temperature of water
Between 76 DEG C to 80 DEG C；In device for simultaneous heating makes urceolus and interior rotating cylinder to urceolus heating, temperature reaches more than 200 DEG C, thus
The cell wall of broken environmental pollution mud cell makes the combination elutriation of cell interior go out, and makes the combination water vapor evaporation also quilt that cell interior separates out
Vacuum equipment extracts, and starts discharging cylinder by setting interval, and the piston rod of discharging cylinder pulls mummification discharge nozzle plugging plate, mummification
Mud cake from mummification discharge nozzle discharge.
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| CN106673394A (en) * | 2016-12-30 | 2017-05-17 | 吴惠霞 | System and method for dewatering in slurry field |
| CN106865925A (en) * | 2017-02-28 | 2017-06-20 | 成都易态科技有限公司 | Dehydration device with spiral filtration face |
| CN107139521A (en) * | 2017-05-19 | 2017-09-08 | 北京东方同华科技股份有限公司 | Rotary rubbing type pulp water seperator and pulp water separation method |
| CN107362611A (en) * | 2017-08-16 | 2017-11-21 | 山西省农业科学院现代农业研究中心 | A kind of centrifugation squash type equipment for separating liquid from solid applied to biogas engineering |
| CN107445439A (en) * | 2017-08-18 | 2017-12-08 | 合肥荣电环境电器有限公司 | A kind of fowl and animal excrement dehydration device and its dewatering |
| CN108059319A (en) * | 2017-12-07 | 2018-05-22 | 洪作娟 | Bio-fertilizer dewatered drying system |
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| CN109796280A (en) * | 2019-04-08 | 2019-05-24 | 无锡市路华肥料科技有限公司 | A kind of organic fertilizer and the preparation method and application thereof being prepared using activated sludge |
| CN112707621A (en) * | 2020-11-25 | 2021-04-27 | 国网河北省电力有限公司电力科学研究院 | Thermal power plant waste water treatment sludge concentration device |
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| CN114646204A (en) * | 2022-01-29 | 2022-06-21 | 呼伦贝尔安泰热电有限责任公司海拉尔热电厂 | Vacuum furnace slag dehydrator |
| CN117383785A (en) * | 2023-12-08 | 2024-01-12 | 苏州惠新普环保科技有限公司 | Centrifugal separation device for energy-saving river sludge treatment |
| CN117585884A (en) * | 2024-01-19 | 2024-02-23 | 德州鑫鼎昊环保科技有限公司 | Double tandem axle sludge dewatering machine |
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| CN101289267A (en) * | 2007-04-20 | 2008-10-22 | 深圳市环源科技发展有限公司 | System and process for anhydration treatment of wet sludge |
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| CN101289267A (en) * | 2007-04-20 | 2008-10-22 | 深圳市环源科技发展有限公司 | System and process for anhydration treatment of wet sludge |
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| CN106673394A (en) * | 2016-12-30 | 2017-05-17 | 吴惠霞 | System and method for dewatering in slurry field |
| CN106673394B (en) * | 2016-12-30 | 2023-08-04 | 吴惠霞 | System and method for on-site dehydration of slurry |
| CN106865925A (en) * | 2017-02-28 | 2017-06-20 | 成都易态科技有限公司 | Dehydration device with spiral filtration face |
| CN107139521B (en) * | 2017-05-19 | 2023-06-06 | 北京东方同华科技股份有限公司 | Rotary rubbing type slag-water separator and slag-water separation method |
| CN107139521A (en) * | 2017-05-19 | 2017-09-08 | 北京东方同华科技股份有限公司 | Rotary rubbing type pulp water seperator and pulp water separation method |
| CN107362611A (en) * | 2017-08-16 | 2017-11-21 | 山西省农业科学院现代农业研究中心 | A kind of centrifugation squash type equipment for separating liquid from solid applied to biogas engineering |
| CN107445439A (en) * | 2017-08-18 | 2017-12-08 | 合肥荣电环境电器有限公司 | A kind of fowl and animal excrement dehydration device and its dewatering |
| CN108059319A (en) * | 2017-12-07 | 2018-05-22 | 洪作娟 | Bio-fertilizer dewatered drying system |
| CN108439739A (en) * | 2018-04-14 | 2018-08-24 | 苏州碧千里环保科技有限公司 | A kind of greasy filth pyrolysis recovery and processing system |
| CN108585422A (en) * | 2018-05-14 | 2018-09-28 | 合肥徽锐工程科技有限公司 | A kind of de- light industry skill of the sludge dewatering based on tubular type low-grade fever |
| CN109126275A (en) * | 2018-09-25 | 2019-01-04 | 嘉善野鹅羽绒制品有限公司 | water treatment sludge intercepting system |
| CN109796280A (en) * | 2019-04-08 | 2019-05-24 | 无锡市路华肥料科技有限公司 | A kind of organic fertilizer and the preparation method and application thereof being prepared using activated sludge |
| CN112707621A (en) * | 2020-11-25 | 2021-04-27 | 国网河北省电力有限公司电力科学研究院 | Thermal power plant waste water treatment sludge concentration device |
| CN113087340A (en) * | 2021-04-02 | 2021-07-09 | 河北科力汽车装备股份有限公司 | Sludge heatless drying treatment device and method |
| CN113830991A (en) * | 2021-11-05 | 2021-12-24 | 无锡恩邦格机械有限公司 | Dry-wet separating device for fecal sewage treatment |
| CN114646204A (en) * | 2022-01-29 | 2022-06-21 | 呼伦贝尔安泰热电有限责任公司海拉尔热电厂 | Vacuum furnace slag dehydrator |
| CN114646204B (en) * | 2022-01-29 | 2023-11-07 | 呼伦贝尔安泰热电有限责任公司海拉尔热电厂 | Vacuum slag dehydrator |
| CN117383785A (en) * | 2023-12-08 | 2024-01-12 | 苏州惠新普环保科技有限公司 | Centrifugal separation device for energy-saving river sludge treatment |
| CN117383785B (en) * | 2023-12-08 | 2024-02-27 | 苏州惠新普环保科技有限公司 | Centrifugal separation device for energy-saving river sludge treatment |
| CN117585884A (en) * | 2024-01-19 | 2024-02-23 | 德州鑫鼎昊环保科技有限公司 | Double tandem axle sludge dewatering machine |
| CN117585884B (en) * | 2024-01-19 | 2024-03-22 | 德州鑫鼎昊环保科技有限公司 | Double tandem axle sludge dewatering machine |
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Address after: Hangzhou City, Zhejiang province 311100 Yuhang District of Yuhang Economic Development Zone No. 111 Tian He Lu Patentee after: Zhejiang double forest environment Limited by Share Ltd Address before: Hangzhou City, Zhejiang province 311100 Linping Yuhang Economic Development Zone No. 111 Tian He Lu Patentee before: Zhejiang two woods machinery limited company |