CN106517724A - Sludge treatment equipment - Google Patents
Sludge treatment equipment Download PDFInfo
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- CN106517724A CN106517724A CN201611066827.8A CN201611066827A CN106517724A CN 106517724 A CN106517724 A CN 106517724A CN 201611066827 A CN201611066827 A CN 201611066827A CN 106517724 A CN106517724 A CN 106517724A
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- sludge
- mud
- extruding drum
- isolating cylinder
- cleaning shoe
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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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- 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)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to sludge treatment equipment which comprises a frame, a sludge concentration device and a sludge dehydration device, wherein the sludge concentration device comprises an isolating barrel; a mud inlet and a mud outlet are formed in the upper part and the lower part of the isolating barrel respectively; the sludge dehydration device comprises an extrusion roller located below the mud outlet of the sludge concentration device and horizontally arranged and a driving mechanism used for driving the extrusion roller to rotate around a horizontal axis; an extrusion region with a sludge outlet is formed between the extrusion roller and the mud outlet; water filtering holes or water filtering components for allowing water to flow through are arranged at the wall of the extrusion roller; and when the extrusion roller rotates, sludge in the extrusion region is extruded, the extruded sludge is led to the sludge outlet under the rotation of the extrusion roller, and extruded water is discharged from the water filtering holes or the water filtering components, outside the extrusion region, at the wall of the extrusion roller. The sludge treatment equipment is convenient to operate and transport and reduces the cost; and the solid content of sludge treated by the sludge treatment equipment can be increased to 20% or above.
Description
Technical field
The present invention relates to a kind of sludge treatment device.
Background technology
With development and the quickening of urbanization process, urban wastewater treatment firm and the sludge number supervened of social economy
Amount is quick to be increased.According to relevant material, the sludge of wastewater treatment in China factory generation in 2010 reaches 300,000,000 tons.As sludge is de-
Water must carry out biochemistry, flocculation treatment, and dehydrated sludge contains substantial amounts of cellular water and attached water, at present, almost all of
The moisture content of sludge can only be reduced to 80% or so by the existing equipment of sewage treatment plant and technology, and the requirement such as reached by burning-
The moisture content of sludge will spend very high cost less than 50%, therefore nearly all sewage treatment plant of China often can only be by sludge
Based on filling and stack, so as to cause serious problem of environmental pollution.
In prior art, sludge treatment equipment generally includes the sludge concentration device being independently arranged and dewaterer, carries out dirt
During mud process, diluter sludge is concentrated first with sludge concentration device, the sludge that water content is reduced after concentration is entered back into
Dewaterer is dehydrated.This Treatment of Sludge mode, one is that equipment investment is big, and equipment occupation space is big, high energy consumption, and operating cost is high；
Two are, existing sludge concentration device is susceptible to blocking, and so as to inefficiency, operating cost is high and dense for sludge
Contracting effect is limited.In recent years, also someone report thickening all-in-one, but the treatment effect of existing thickening all-in-one with
Tradition is concentrated, the device of dehydration split compares treatment effect substantially reduces, and complex structure, and use cost is high.
For above-mentioned deficiency, the applicant proposes new application, CN104591520A, its main public affairs in 2015.1.29
A kind of sludge concentration and dewatering all-in-one is driven, which includes frame, the sludge concentration device being arranged in frame and sludge dewatering dress
Put, sludge concentration device includes that side wall is provided with the isolating cylinder of the drainage mesh for passing through that supplies water, and isolating cylinder is uprightly arranged, isolating cylinder
Upper and lower is respectively equipped with the entrance of the sludge for being passed through to be concentrated and to discharge the sludge outlet after concentration, and sludge goes out
Mouth is connected with sludge dehydration device, and sludge concentration device also includes cleaning shoe group, and cleaning shoe group includes can be around horizontal axis
Multiple cleaning shoes of setting are rotated together, and a line that each cleaning shoe extends along its length is provided with drainage with isolating cylinder
The medial wall contact of mesh, sludge concentration device are also included for driving the drive mechanism of multiple cleaning shoes rotations, being fixedly installed
It is used for making sludge tend to the diversion member drawn close in the middle part of isolating cylinder on each cleaning shoe, when sludge concentration device works,
Isolating cylinder is maintained static, and cleaning shoe is rotated and removes the sludge scraping at drainage mesh；
Sludge dehydration device is electro-osmosis sludge dehydration device, and sludge concentration and dewatering all-in-one is also included for de- to the sludge
Water installations provide the driving means and power supply of power, and sludge dehydration device is specifically included leads in the annular being fixed in frame
Rail, be fixed in the frame and the annular lower guideway below annular upper rail, can along the track of annular lower guideway
Multiple stripper plates that mobile multiple mobile web plate, the track along annular upper rail can be moved, annular upper rail and annular
The centrage of lower guideway is horizontally extending, and the bottom of annular upper rail is straight path, and the top of annular lower guideway is
Straight path, mobile web plate and stripper plate are made of electrically conductive material, and the two is connected with the negative electrode and anode of power supply respectively；Position
In the multiple stripper plates on the straight path of annular upper rail and the multiple mobile networks being located on the straight path of annular lower guideway
Sludge squeezing passage is formed between plate, the height of the sludge squeezing passage from one end towards the direction of the other end gradually step-down,
The sludge concentration device is located above the side of annular lower guideway, and the sludge outlet of isolating cylinder is located at the top of mobile web plate, and
Sludge is identical with mobile moving direction of the web plate on straight path from the direction that the sludge outlet is discharged.
However, in practical operation, there is following deficiency in which：
1）, by electro-osmosis and extruding sludge is carried out into processed so that the sludge after process can directly be burned or be filled, because
This, production line is very long, bulky, and equipment operating cost is higher；
2）, integral device movement or transport, also very difficult, it is impossible to meet the demand of different users, motility is not enough.
The content of the invention
The technical problem to be solved is to overcome the deficiencies in the prior art, there is provided a kind of improved Treatment of Sludge sets
It is standby.
To solve above technical problem, the present invention is adopted the following technical scheme that：
A kind of sludge treatment device, which includes frame, the sludge concentration device being arranged in frame and sludge dehydration device, the dirt
Mud enrichment facility includes that side wall is provided with the isolating cylinder of the drainage mesh for passing through that supplies water, and isolating cylinder upper and lower is respectively equipped with use
Be passed through sludge to be concentrated mud inlet and to discharge concentration after sludge mud mouth；Sludge dehydration device includes being located at
The lower section of sludge concentration device mud mouth and horizontally disposed extruding drum, for driving extruding drum around horizontal axis rotation
Drive mechanism, forms the crush-zone with sludge outlet between extruding drum and mud mouth, and on the barrel of extruding drum
The treatment hole or drainage component for passing through that supply water is provided with, when extruding drum is rotated, the sludge in crush-zone is extruded, quilt
The sludge of extruding is oriented to sludge outlet under the rotation of extruding drum, the extruding drum barrel outside water self compaction region being extruded
On treatment hole or drainage component discharge.
Preferably, sludge dehydration device also includes the side for being arranged on mud mouth for will remain in extruding drum surface
Sludge scraping is removed and scrapes mud component and for other side seals of extruding drum and mud mouth are connected from what sludge outlet was discharged
Take over control only without extruding sludge discharge blanking plate component, wherein mud mouth, the top of extruding drum and scrape mud component and
Blanking plate component forms crush-zone, and sludge outlet is located at and scrapes on mud component.
Further, scraping mud component includes from the side of mud mouth inclining the extension board of extension down and out, extending certainly
The scraper plate that the lower end of plate is vertically extended to extruding drum top opposite side and contacted with extruding drum surface, wherein sludge outlet position
It is extended along the length direction of extruding drum in the middle part of scraper plate, and sludge outlet.
One of the invention is embodied as and preferred aspect, is additionally provided with and is easy at sludge derivation at sludge outlet
Guiding hopper outside reason equipment, wherein being oriented to hopper includes that upper end is contradicted on the outside of scraper plate and is located at sludge outlet（Detection zone
Domain）Lower section is accepted base plate, is connected to frame positioned at the gusset plate for accepting base plate both sides and with by the bottom for accepting base plate
On connecting portion, the angle of the undertaking base plate and horizontal plane is 15～60 °.
Sludge dehydration device also includes arranging in frame and can extend in drainage component or treatment hole by the sludge of residual
The brush member of removal and the spraying mechanism for being washed away to brush member and drainage component or treatment hole, wherein spraying
The top that mechanism is located at brush member is drenched, brush member includes the installation axle be arrangeding in parallel with extruding drum, along installation axle
Length direction be evenly distributed on installation axle surrounding bristle, for drive installation axle around axis rotation drive mechanism, wherein
Installation axle is rotated in opposite directions with extruding drum.
Of the invention another is embodied as and preferred aspect, and isolating cylinder is uprightly arranged, and sludge concentration device is also wrapped
Cleaning shoe group is included, the cleaning shoe group includes the multiple cleaning shoes that can rotate setting around horizontal axis together, cleaning shoe is grown along which
The a line that degree direction extends is contacted with the medial wall for being provided with drainage mesh of isolating cylinder, and sludge concentration device is also included for driving
Move the drive mechanism of multiple cleaning shoes rotations, be fixedly installed on each cleaning shoe for making sludge tend to the middle part to isolating cylinder
The diversion member drawn close, when sludge concentration device works, isolating cylinder is maintained static, and cleaning shoe is rotated the sludge at drainage mesh
Strike off.It is easy to water to leach isolating cylinder, and then prevents the blocking of drainage mesh.
Preferably, isolating cylinder is provided with the rotating shaft that can be rotated around own axes, and rotating shaft is connected with drive mechanism or one
Arrange.
Further, cleaning shoe is fixed in rotating shaft, and the multiple cleaning shoes for constituting cleaning shoe group are equal along the radial direction of rotating shaft
Even distribution.
Preferably, the medial wall of the isolating cylinder that cleaning shoe place plane is contacted with cleaning shoe forms therebetween 8～20 °
Angle.On the premise of guaranteeing to scrape mud effect, it is easy to the driving of cleaning shoe so that more sludge scraping is removed by labour-saving（Mainly
It is embodied in：The frictional force between rotation process cleaning shoe and isolating cylinder is reduced, the abrasion of cleaning shoe and isolating cylinder is reduced）, while
Also it is beneficial to energy-conservation.
Preferably, diversion member includes multiple deflectors, length direction distribution and phase of multiple deflectors along cleaning shoe
Adjacent two deflectors are spaced apart, both medial walls of the described isolating cylinder that each deflector place plane is contacted with cleaning shoe it
Between form 45～75 ° of angle.The setting of deflector effectively can be rolled into a ball the flocculation in sludge away from water strainer, be easy to dirt
The side wall of the current direction isolating cylinder in mud and Jing drainages mesh is discharged, so as to improve thickening efficiency and concentrated effect.
Further, isolating cylinder is square tube, and drainage mesh is arranged on the relative two side walls of isolating cylinder, and cleaning shoe group has
The distance between two groups, the cleaning shoe of every group of cleaning shoe group two sidewall contacts relative with isolating cylinder respectively, the relative two side walls
It is 60～150cm for the distance between 120～300cm, the end edge away from cleaning shoe of deflector and medial wall of isolating cylinder.Root
Find according to the lot of experiments research of applicant, when other structures are identical, using the more traditional circle of the square isolating cylinder of the present invention
Shape isolating cylinder concentrated effect is significantly improved.
The deflector being preferably located in each group cleaning shoe group of both sides mutually staggers；Drainage mesh is along isolating cylinder
Whole height distribution or only one section of height along isolating cylinder is distributed.
Additionally, sludge concentration device also include being arranged in crush-zone, can around it is horizontally disposed pivotally
The mud extraction gear door of mud volume is adjusted, wherein pivot is consistent with the bearing of trend of extruding drum, and positioned at the side of mud mouth.This goes out
Mud gear door can be used for controlling the water content of mud volume and mud extraction.
Meanwhile, above-mentioned extruding drum is single or multiple lift structure, and is provided with reinforcing plate in the inside of extruding drum.Ensure
The rigidity and intensity of extruding drum, is easy to the extrusion dehydration of sludge.
End cap is provided with extruding drum both ends；Through hole is offered on end cap（Mitigate deadweight）；Treatment hole is elongated
Gap hole, effectively prevents the blocking of sludge opposite joint lyriform pore, it is ensured that drainage effect.
Due to the enforcement of above technical scheme, the present invention is had the advantage that compared with prior art：
One aspect of the present invention simplifies the structure of sludge dehydration device, and the operation of convenient dehydration, reduces cost also allow for transport；
On the other hand, with the enrichment facility of dehydration device, the solid content of sludge after process can be promoted to more than 20%, is strengthened
The versatility of the processing equipment.
Description of the drawings
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings：
Fig. 1 is the thickening all-in-one of the present invention（Sludge treatment device）Structural representation；
Fig. 2 is thickening all-in-one in Fig. 1（Sludge treatment device）Structural representation（180 ° are overturn around vertical center and is saved
Omit housing）；
Half-section diagrams of the Fig. 3 for Fig. 1；
Fig. 4 is the structure schematic front view of sludge concentration device in Fig. 1；
Cross-sectional schematics of the Fig. 5 for the A-A directions in Fig. 4；
Local overlooking enlarged diagrams of the Fig. 6 for enrichment facility；
Wherein：1st, frame；2nd, mud dehydration device；20th, extruding drum；21st, drive mechanism；22nd, scrape mud component；220th, extension board；
221st, scraper plate；23rd, blanking plate component；24th, it is oriented to hopper；240th, accept base plate；241st, gusset plate；242nd, connecting portion；25th, hairbrush group
Part；250th, installation axle；251st, bristle；252nd, drive mechanism；26th, spraying mechanism；3rd, sludge concentration device；30th, isolating cylinder；300、
Drainage mesh；31st, cleaning shoe group；310th, cleaning shoe；32nd, rotating shaft；33rd, diversion member；330th, deflector；34th, mud extraction baffle plate；s、
Crush-zone.
Specific embodiment
As shown in Figures 1 to 6, the sludge treatment device that the present embodiment is provided, which includes frame 1, is arranged on 1 in frame
Sludge dehydration device 2 and sludge concentration device 3.
Specifically, sludge concentration device 3 include isolating cylinder 30, cleaning shoe group 31, drive cleaning shoe group 31 and rotating shaft 32 around
The axis drive mechanism for rotating for rotating shaft 32 and the water conservancy diversion unit drawn close for making sludge tend to the middle part of isolating cylinder 30
Part 33.
Isolating cylinder 30 is square tube, and the relative two side walls of isolating cylinder 30 are provided with the drainage mesh 300 for passing through that supplies water, drainage
Mesh 300 is along the whole height distribution of isolating cylinder 30 or only along one section of height distribution of isolating cylinder 30, in this example, water strainer
Hole 300 is distributed along the whole height of isolating cylinder 30.
Further, isolating cylinder 30 is upright is arranged, and what its upper and lower part was respectively equipped with to be passed through sludge to be concentrated enters mud
Mouth and the mud mouth to discharge the sludge after concentration, and mud extraction gear door 34 is additionally provided with 30 corresponding mud mouth of isolating cylinder,
The purpose for being provided with mud extraction gear door 34 is to control mud volume and the moisture content in mud extraction.
Relative two side walls of the rotating shaft 322 horizontal through the isolating cylinder 30 with drainage mesh 300, with respect between two side walls
Distance is c, and the reasonable value scope of c is 120～300cm, if distance is more than 300cm, concentrated effect can be deteriorated, if apart from c
Less than 120cm, then isolating cylinder 30 can be too small to the treating capacity of sludge.
Cleaning shoe group 31 has two groups, and every group of cleaning shoe group 31 includes scraping for multiple radially uniform distributions around rotating shaft 32
Mud plate 310.The cleaning shoe 310 of two groups of cleaning shoe groups 31 is connect with the relative two side wall with 300 isolating cylinder 30 of drainage mesh respectively
Touch.Specifically, a line that each cleaning shoe 310 extends along its length direction is provided with drainage mesh with isolating cylinder 30
300 medial wall is close to, and the medial wall of isolating cylinder 30 that 310 place plane of cleaning shoe is contacted with cleaning shoe 310 is therebetween
It is a to form angle, and the range of choice of angle a is 8～20 °, is specifically as follows such as 10 °, 15 ° etc..
Diversion member 33 includes multiple deflectors 330, and the plurality of deflector 330 is fixedly installed on can on each cleaning shoe 310
Sludge is made to tend to the middle part of isolating cylinder 30 draw close, meanwhile, length direction point of the multiple deflectors 330 along cleaning shoe 310
Cloth and adjacent two deflectors 330 are spaced apart, the isolating cylinder 30 that 330 place plane of each deflector is contacted with cleaning shoe 310 it is interior
It is b that side wall forms therebetween angle, and the range of choice of angle b is 45～75 °, is specifically as follows such as 50 °, 60 ° etc..
Further, the deflector 330 in each group cleaning shoe group 31 of both sides mutually staggers.Deflector 330
The distance between medial wall away from end edge and the isolating cylinder 30 of cleaning shoe 310 is d, the reasonable value scope of d is 60～
150cm, preferably 60～120cm.
Meanwhile, in order to further improve concentrated effect, isolating cylinder 30 is divided into into permeable area and extruding from top to bottom in this example
Area, wherein being respectively mounted cleaning shoe group 31, driving cleaning shoe group 31 and rotating shaft 32 around rotating shaft 32 in permeable area and crush zone
Drive mechanism and the diversion member 33 drawn close for making sludge tend to the middle part of isolating cylinder 30 that axis is rotated.
Specifically, 310 sequence of the cleaning shoe occlusion positioned at two cleaning shoe groups 31 positioned at homonymy of crush zone is arranged,
And two 32 traffic directions of rotating shaft positioned at crush zone are conversely, under same Motor drive, by the transmission of gear, can be real
Existing relative motion.
Further, both sides sludge can be converged to middle part and be directed downwardly toward mud mouth and be set by the rotation direction of its rotating shaft 32
Put.
Sludge dehydration device 2 includes positioned at the lower section of sludge concentration device mud mouth and horizontally disposed extruding drum 20,
For driving extruding drum 20 around the drive mechanism 21 of horizontal axis rotation, formed with dirt between extruding drum 20 and mud mouth
The crush-zone s of mud outlet, and the treatment hole or drainage component for passing through that supply water is provided with the barrel of extruding drum 20, work as extruding
When cylinder 20 is rotated, the sludge in crush-zone s is extruded, and the sludge being extruded is oriented under the rotation of extruding drum 20
Sludge outlet, the treatment hole on 20 barrel of extruding drum outside water self compaction region s being extruded or drainage component are discharged.
In this example, extruding drum 20 is single or multiple lift structure, and is provided with along extruding on the inwall of extruding drum 20
The reinforcing plate that 20 length direction of cylinder extends.Ensure the rigidity and intensity of extruding drum, be easy to the extrusion dehydration of sludge.Meanwhile,
End cap is provided with 20 both ends of extruding drum；Through hole is offered on end cap（Mitigate deadweight）.
Specifically, multiple treatment holes are directly offered on the periphery barrel of extruding drum 20, the shape for the treatment of hole can be with
It is arbitrary shape, such as：Elongated hole, square opening, circular hole etc..But, in this example, treatment hole is elongated gap hole, effectively
Prevent the blocking of sludge opposite joint lyriform pore, it is ensured that drainage effect.
Further, above-mentioned mud extraction gear door 34 is in crush-zone s, and can pivot around horizontally disposed
Be arranged on the side of mud mouth, which mainly keeps off door 34 for controlling the water content of mud volume and mud extraction by mud extraction.
Sludge dehydration device 2 also includes the side for being arranged on mud mouth for the sludge by 20 surface of extruding drum is remained in
Strike off and scrape mud component 22, and connect for other side seals by extruding drum 20 with mud mouth from what sludge outlet was discharged
The blanking plate component 23 only discharged without the sludge of extruding is taken over control, wherein mud mouth, the top of extruding drum 20 and mud group is scraped
Part 22 and blanking plate component 23 form crush-zone s, and sludge outlet is located at and scrapes on mud component 22.
Further, scrape mud component 22 include from the side of mud mouth incline down and out extension extension board 220, from
The scraper plate 221 that the lower end of extension board 220 is vertically extended to 20 top opposite side of extruding drum and contacted with 20 surface of extruding drum,
Wherein sludge outlet is located at the middle part of scraper plate 221, and sludge outlet is extended along the length direction of extruding drum 20.
Meanwhile, it is additionally provided with sludge outlet in this example and is easy to sludge is derived the guiding hopper 24 outside processing equipment, its
It is middle be oriented to hopper 24 include upper end contradict undertaking base plate 240 on the outside of scraper plate 221 and below sludge outlet, positioned at holding
Connect 240 both sides of base plate gusset plate 241, and with by accept base plate 240 bottom be connected to the connecting portion 242 in frame 1,
The undertaking base plate 240 and the angle of horizontal plane are 15～60 °, wherein 30 ° is optimal（Shown in this example embodiment）.
Sludge dehydration device 2 also includes arranging in frame 1 and can extend in drainage component or treatment hole by the dirt of residual
Brush member 25 that mud is removed, and the spraying mechanism for being washed away to brush member 25 and drainage component or treatment hole
26, wherein spraying mechanism 26 is located at the top of brush member 25.
It is installation axle 250 that brush member 25 includes be arrangeding in parallel with extruding drum, equal along the length direction of installation axle 250
The even bristle 251 for being distributed in installation axle surrounding, for drive installation axle 250 around axis rotation drive mechanism 252, wherein pacifying
Dress axle 250 is opposite with extruding drum 20 to be rotated.
Spraying mechanism 26 be conventional design, using one with the pipeline of 250 parallel setting of installation axle, open up on pipeline
There are multiple hole for water sprayings, then water under high pressure is provided into pipeline, so as to realize rushing for drainage component or treatment hole and brush member 25
Brush.
Additionally, housing is there is also mounted in frame 1, respectively sludge concentration device and sludge dehydration device are hidden including
Portion, while being additionally provided with outside the water discharge housing discharged sludge concentration device and sludge dehydration device respectively in enclosure interior
Drainage pipeline.
The course of work of the present invention is as follows：
（1）, concentration
By the sludge for having flocculated（Sludge forms flocculation group so as to mud, water are separated）Isolating cylinder is passed into from the mud inlet of isolating cylinder
Interior, water discharges isolating cylinder from drainage mesh, after the sedimentation of sludge flocculation group, discharges from the sludge outlet of isolating cylinder, in the dense of sludge
In compression process, control the subsidence velocity of speed that cleaning shoe rotates less than sludge flocculation group in isolating cylinder, it is ensured that cleaning shoe turns
It is dynamic to make concentrated sludge（Precipitating sludge flocculation group）Again bring up.During sludge condensation, isolating cylinder is fixed
Motionless, drive mechanism drives the rotating shaft being located in permeable area, cleaning shoe and deflector to rotate around horizontal axis, and cleaning shoe was rotated
Sludge or other impurities in journey constantly by absorption at drainage mesh is scraped off, it is ensured that drainage mesh is unimpeded, meanwhile, deflector makes
Sludge flocculation group will not be covered by sludge at once away from drainage mesh, the drainage mesh after scraping cleaning shoe, increase drainage mesh
Permeable amount, when being oriented to sludge flocculation group, most of water is from the interval between adjacent two deflectors for deflector
Flow to drainage mesh and be discharged from；
Then sludge enters crush zone, is rotated around horizontal axis by the rotating shaft of two reverse motions, cleaning shoe and deflector, is entered
One step extrudes sludge so that remainder water flows to drainage mesh and therefrom arranges from the interval between adjacent two deflectors
Go out.
（2）, dehydration
Sludge after the completion of concentration, crush zone extruding and comb lead under convey from mud mouth to crush-zone, then by extruding
The rotation of cylinder, is pressed further by sludge, and keeps off gate control mud volume by mud extraction, while the sludge self compaction region after extruding
Sludge outlet discharge, extruding produced by water self compaction cylinder surface arrange treatment hole flow into extruding drum in, then from
Treatment hole on extruding drum barrel outside crush-zone is discharged, so as to realize further being dehydrated.
As fully visible, sludge concentration device structure of the present invention is very simple, arranges convenient, in processing procedure, it is ensured that filter
Network of rivers hole it is unimpeded, water quickly can be discharged from drainage mesh, and thickening efficiency is high, and concentrated effect is good, and whole device operating cost
It is low, the concentration of the sludge that solid content is 0.5～3.0% is may be adapted to, after concentration, the solid content of sludge is up to 8～15%.
Meanwhile, under being pressed further by of extruding drum so that the sludge solid content after process can be promoted to more than 20%, operation letter
It is single, easy to implement, low cost, and be readily transported.
Above the present invention is described in detail, its object is to allow the personage for being familiar with this art to will appreciate that this
The content of invention is simultaneously carried out, and can not be limited the scope of the invention with this, all spirit institutes of the invention
The equivalence changes of work or modification, should all cover within the scope of the present invention.
Claims (10)
1. a kind of sludge treatment device, which includes frame, the sludge concentration device being arranged in the frame and sludge dewatering dress
Put, described sludge concentration device includes that side wall is provided with the isolating cylinder of the drainage mesh for passing through that supplies water, the isolating cylinder top
The mud inlet of the sludge for being respectively equipped with to be passed through to be concentrated with bottom and the mud mouth to discharge the sludge after concentration, which is special
Levy and be：Described sludge dehydration device includes positioned at the lower section of described sludge concentration device mud mouth and horizontally disposed crowded
Pressure roller, for driving the extruding drum around the drive mechanism of horizontal axis rotation, the extruding drum and the mud mouth
Between form the crush-zone with sludge outlet, and be provided with the barrel of the extruding drum supply water the treatment hole that passes through or
Drainage component, when the extruding drum is rotated, the sludge in crush-zone is extruded, and the sludge being extruded is squeezed described
The sludge outlet is oriented under the rotation of pressure roller, on the extruding drum barrel of the water being extruded from outside the crush-zone
Treatment hole or drainage component discharge.
2. sludge treatment device according to claim 1, it is characterised in that：Described sludge dehydration device also includes arranging
The side of the mud mouth for by remain in the extruding drum surface sludge scraping remove and from the sludge outlet discharge
Scrape mud component and prevent without extruding for the extruding drum is connected with other side seals of the mud mouth
The blanking plate component discharged of sludge, wherein described mud mouth, the top of the extruding drum and described scraping mud component and institute
State blanking plate component and form described crush-zone, described sludge outlet is located at described scraping on mud component.
3. sludge treatment device according to claim 2, it is characterised in that：Described mud component of scraping is included from the mud extraction
Mouthful side incline the extension board of extension down and out, from the lower end of the extension board vertically to extruding drum top phase
The scraper plate that offside is extended and contacted with the extruding drum surface, wherein the sludge outlet is located at the middle part of the scraper plate, and
Described sludge outlet is extended along the length direction of the extruding drum.
4. sludge treatment device according to claim 3, it is characterised in that：Be additionally provided with the sludge outlet be easy to by
Sludge derives the guiding hopper outside processing equipment, wherein described guiding hopper includes that upper end is contradicted on the outside of the scraper plate simultaneously
Below the sludge outlet accept base plate, positioned at the gusset plate for accepting base plate both sides and with by the undertaking
The bottom of base plate is connected to the connecting portion in the frame, and described base plate of accepting is 15～60 ° with the angle of horizontal plane.
5. sludge treatment device according to claim 1, it is characterised in that：Described sludge dehydration device also includes arranging
In the frame and can extend into the brush member sludge of residual removed in the drainage component or treatment hole and be used for
The spraying mechanism washed away to the brush member and the drainage component or treatment hole, wherein spraying mechanism are located at the hair
The top of brush assemblies, described brush member includes the installation axle be arrangeding in parallel with the extruding drum, along the installation axle
Length direction be evenly distributed on the bristle of the installation axle surrounding, for driving the installation axle around the driving of axis rotation
Mechanism, described installation axle are rotated in opposite directions with the extruding drum.
6. sludge treatment device according to claim 1, it is characterised in that：Described extruding drum is tied for single or multiple lift
Structure, and reinforcing plate is provided with the inside of the extruding drum.
7. sludge treatment device according to claim 1, it is characterised in that：End is provided with described extruding drum both ends
Lid；Through hole is offered on the end cap；Described treatment hole is elongated gap hole.
8. sludge treatment device according to claim 1, it is characterised in that：The isolating cylinder is uprightly arranged, the sludge
Enrichment facility also includes cleaning shoe group, and the cleaning shoe group includes that can rotate the multiple of setting together around horizontal axis scrapes mud
Plate, a line that the cleaning shoe extends along its length are connect with the medial wall for being provided with the drainage mesh of the isolating cylinder
Touch, the sludge concentration device is also included for driving the drive mechanism of the plurality of cleaning shoe rotation, being fixedly installed on each institute
Stating makes sludge tend to the diversion member drawn close in the middle part of isolating cylinder, the sludge concentration device work
When, the isolating cylinder is maintained static, and the cleaning shoe is rotated and removes the sludge scraping at the drainage mesh.
9. sludge treatment device according to claim 8, it is characterised in that：The isolating cylinder is square tube, described
Drainage mesh is arranged on the relative two side walls of the isolating cylinder, the cleaning shoe group has two groups, and every group of cleaning shoe group scrapes mud
The distance between plate two sidewall contacts relative with the isolating cylinder respectively, described relative two side walls are 120～300cm, described
The distance between the end edge away from described cleaning shoe of deflector and described medial wall of isolating cylinder are 60～150cm；Institute
The bottom-open for stating square tube forms described mud mouth, and the length direction of the mud mouth and described extruding drum prolong
Stretch direction consistent.
10. sludge treatment device according to claim 1, it is characterised in that：The sludge concentration device also includes arranging
In described crush-zone, can be around horizontally disposed the mud extraction gear door for pivotally adjusting mud volume, wherein described
Pivot it is consistent with the bearing of trend of the extruding drum, and positioned at the side of the mud mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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