CN104591520B - A kind of sludge concentration and dewatering all-in-one - Google Patents
A kind of sludge concentration and dewatering all-in-one Download PDFInfo
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- CN104591520B CN104591520B CN201510045302.5A CN201510045302A CN104591520B CN 104591520 B CN104591520 B CN 104591520B CN 201510045302 A CN201510045302 A CN 201510045302A CN 104591520 B CN104591520 B CN 104591520B
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- isolating cylinder
- cleaning shoe
- sludge concentration
- sludge
- mud
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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
-
- 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)
- 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
<b>the present invention relates to a kind of sludge concentration and dewatering all-in-one, it includes frame, sludge concentration device and sludge dehydration device, sludge concentration device includes sidewall and is provided with the isolating cylinder of drainage mesh, isolating cylinder upper and lower is respectively equipped with entrance and exit, outlet is connected with sludge dehydration device, sludge concentration device also includes cleaning shoe group, cleaning shoe group includes the multiple cleaning shoes that can rotate setting around horizontal axis together, the limit that each cleaning shoe extends along its length contacts with the medial wall being provided with drainage mesh of isolating cylinder, sludge concentration device also includes the driving mechanism for driving multiple cleaning shoe to rotate, it is fixedly installed on each cleaning shoe for making mud tend to the diversion member that the middle part to isolating cylinder is drawn close, during sludge concentration device work, isolating cylinder maintains static, cleaning shoe rotates and is removed by the sludge scraping at drainage mesh place</b><b>.</b><b>the present invention enables to from all-in-one discharge</b><b>the water content of mud is reduced to</b><b>40%</b><b>even</b><b>40%</b><b>hereinafter, simple to operate, it is convenient to implement</b><b>.</b>
Description
Technical field
The present invention relates to a kind of sludge concentration and dewatering all-in-one.
Background technology
Along with the quickening of socioeconomic development Yu urbanization process, urban wastewater treatment firm and the amount of sludge supervened quickly increase. According to relevant material, the mud of wastewater treatment in China factory generation in 2010 reaches 300,000,000 tons. Owing to mud must carry out biochemistry, flocculation treatment in dehydration, and dehydrated sludge contains substantial amounts of cellular water and attached water, at present, the moisture content of mud can only be reduced to about 80% by the existing equipment of almost all of sewage treatment plant and technology, significantly high cost is spent lower than 50% as reached the moisture content of requirement-mud that burns, therefore mud often can only based on landfill and be stacked by nearly all sewage treatment plant of China, thus having caused serious problem of environmental pollution.
In prior art, sludge treatment equipment generally includes the sludge concentration device and dewaterer that are independently arranged, when carrying out Treatment of Sludge, first with sludge concentration device, rarer mud is concentrated, and the mud that after concentration, water content reduces enters back into dewaterer dehydration. This Treatment of Sludge mode, one is that equipment investment is big, and equipment occupation space is big, and energy consumption is high, and operating cost is high; Two are, existing sludge concentration device is susceptible to blocking, thus inefficiency, operating cost is high, and the concentrated effect for mud is limited. In recent years, also someone reports thickening all-in-one, but the treatment effect of existing thickening all-in-one concentrates with tradition, treatment effect substantially reduces compared with the device of dehydration split.
Such as CN101759343A discloses the enrichment facility in a kind of Treatment of Sludge, it includes tank body and is positioned at the isolating cylinder of tank body, tank body is divided into inside and outside coaxial drain chamber and enrichment region by isolating cylinder, wherein the top of isolating cylinder is circular filter net cylinder, bottom is conical bottom, tank body is provided with blender, stirring slurry is installed in enrichment region and has the wastewater inlet through flocculation of upper end and the concentration slurry outlet of lower end, wherein, isolating cylinder is arranged in blender rotating shaft, stirring paddle is arranged on isolating cylinder by blade through blade gripper shoe, drain chamber is positioned at isolating cylinder, enrichment region is positioned at outside isolating cylinder, simultaneously, cleaning shoe also it is fixed with in enrichment region, this cleaning shoe is between blade and filtering net cylinder. the concentration principle of the enrichment facility of this kind of structure is: mud enters in enrichment region from sewage, in enrichment region, mud is stirred by stirring paddle, isolating cylinder rotates simultaneously, and in this process, the water in mud is entered in drain chamber by the mesh of the filtering net cylinder of isolating cylinder and separates with mud. this device scrapes off the mud of attachment on filtering net cylinder by the friction between the outer wall of scraper plate and the filtering net cylinder of isolating cylinder. obviously, owing to above-mentioned cleaning shoe is fixed, filtering net cylinder needs just can strike off, after rotating a circle, the mud once sticking to filtering net cylinder periphery, therefore the mesh of filtering net cylinder is easy to be blocked by mud, and because of the reason that mesh is blocked, thickening efficiency will significantly reduce, to finally continuing concentration, so, not only have impact on work efficiency, concentrated effect is also undesirable. and this device to drive isolating cylinder and interior water thereof to carry out rotating and also set stirring slurry, operating cost and energy consumption are higher.
Summary of the invention
The technical problem to be solved is to overcome the deficiencies in the prior art, it is provided that the sludge concentration and dewatering all-in-one of a kind of improvement.
For solving above technical problem, the present invention adopts the following technical scheme that:
A kind of sludge concentration and dewatering all-in-one, it includes frame, it is arranged on the sludge concentration device in frame and sludge dehydration device, sludge concentration device includes sidewall and is provided with the isolating cylinder of the drainage mesh passed through that supplies water, isolating cylinder is uprightly arranged, isolating cylinder upper and lower is respectively equipped with to pass into the entrance of mud to be concentrated and in order to discharge the outlet of the mud after concentration, outlet is connected with sludge dehydration device, sludge concentration device also includes cleaning shoe group, cleaning shoe group includes the multiple cleaning shoes that can rotate setting around horizontal axis together, the limit that each cleaning shoe extends along its length contacts with the medial wall being provided with drainage mesh of isolating cylinder, sludge concentration device also includes the driving mechanism for driving multiple cleaning shoe to rotate, it is fixedly installed on each cleaning shoe for making mud tend to the diversion member that the middle part to isolating cylinder is drawn close, during sludge concentration device work, isolating cylinder maintains static, cleaning shoe rotates and is removed by the sludge scraping at drainage mesh place.
Preferably, isolating cylinder is provided with the rotating shaft that can rotate around own axes, and rotating shaft is connected with driving mechanism or is wholely set.
Further, cleaning shoe is fixed in rotating shaft, forms multiple cleaning shoes radially uniform distribution along rotating shaft of cleaning shoe group.
Preferably, the medial wall of the isolating cylinder that cleaning shoe place plane contacts with cleaning shoe forms therebetween the angle of 8��20 ��. Form such angle to be not only beneficial to raising and scrape mud effect, and the frictional force between rotation process cleaning shoe and isolating cylinder can also be reduced, reduce the abrasion of cleaning shoe and isolating cylinder, be also beneficial to energy-conservation simultaneously.
One according to the present invention is embodied as and preferred aspect, diversion member includes multiple deflector, multiple deflectors are spaced apart along length direction distribution and adjacent two deflectors of cleaning shoe, and the medial wall of the isolating cylinder that each deflector place plane contacts with cleaning shoe forms therebetween the angle of 45��75 ��. This of deflector arrange can effectively by the flocculation group in mud away from water strainer, it is simple to the sidewall of the current direction isolating cylinder in mud and discharge through drainage mesh, thus improve thickening efficiency and concentrated effect.
Preferably, sludge concentration device also includes being arranged on the mud extraction gear door of isolating cylinder correspondence exit position. This mud extraction gear door may be used for controlling the water content of mud volume and mud extraction.
According to the present invention another concrete enforcement and preferred aspect, isolating cylinder is square tube, drainage mesh is arranged on relative two sidewalls of isolating cylinder, cleaning shoe group has two groups, often organize cleaning shoe two sidewall contacts relative to isolating cylinder respectively of cleaning shoe group, distance between relative two sidewalls is 150��250cm, and the distance between the end edge away from cleaning shoe and the medial wall of isolating cylinder of deflector is 60��150cm. Lot of experiments research according to inventor finds, when other structures are identical, the circular isolating cylinder concentrated effect that the square isolating cylinder of the employing present invention is more traditional significantly improves.
Preferably, the deflector in two groups of cleaning shoe groups staggers mutually. Drainage mesh is distributed or only along one section of isolating cylinder highly distribution along the whole height of isolating cylinder.
Preferably, sludge dehydration device is electro-osmosis sludge dehydration device, sludge concentration and dewatering all-in-one also includes driving device from power to described sludge dehydration device and power supply for providing, sludge dehydration device specifically includes the annular upper rail being fixed in frame, it is fixed in described frame and is positioned at the annular lower guideway below annular upper rail, along the multiple mobile web plate that the track of annular lower guideway can move, along multiple stripper plates that the track of annular upper rail can move, the centrage of annular upper rail and annular lower guideway is all horizontally extending, the bottom of annular upper rail is straight path, the top of annular lower guideway is straight path, mobile web plate and stripper plate are made of electrically conductive material, and the two connects with the negative electrode of power supply and anode respectively, it is formed with mud squeezing passage between multiple stripper plates and the multiple mobile web plate on the straight path of annular lower guideway on the straight path of annular upper rail, this mud squeezing passage from one end towards the height in the direction of other end step-down gradually, described sludge concentration device is positioned at above the side of annular lower guideway, the outlet of isolating cylinder is positioned at the top of mobile web plate, and mud is identical with mobile web plate moving direction on straight path from the direction that described outlet is discharged.
Due to the enforcement of above technical scheme, the present invention compared with prior art has the advantage that
The sludge concentration device that all-in-one of the present invention adopts adopts novel concentration principle, and namely isolating cylinder is internal places mud, and water is outwards arranged through drainage mesh in isolating cylinder, and meanwhile, isolating cylinder is fixedly installed, and cleaning shoe rotates and arranges, and is provided with diversion member.All-in-one of the present invention is compared with existing thickening all-in-one or dewaterer, and structure is simpler, arranges more convenient, and thickening efficiency is higher, and concentrated effect is better, and energy consumption and operating cost are relatively low.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific embodiment, the present invention will be further described in detail:
Fig. 1 is the structural representation of the thickening all-in-one according to the present invention;
Fig. 2 is the left view enlarged diagram of the sludge concentration device according to the present invention;
Fig. 3 is the cross-sectional schematic in the A-A direction in Fig. 2;
Enlarged diagram is overlooked in the local that Fig. 4 is the enrichment facility according to the present invention;
Wherein: 1, frame; 2, sludge dehydration device (electro-osmosis sludge dehydration device); 20, annular upper rail; 21, annular lower guideway; 22, web plate dolly; 23, web plate is moved; 24, extruding dolly; 25, stripper plate; 26,27, conductive plate; 28, mud squeezing passage; 29, sewage dish; 3, sludge concentration device; 30, isolating cylinder; 300, drainage mesh; 31, cleaning shoe group; 310, cleaning shoe; 32, rotating shaft; 33, diversion member; 330, deflector.
Detailed description of the invention
As shown in Figures 1 to 4, the sludge concentration and dewatering all-in-one that the present embodiment provides, it includes frame 1, be arranged in frame 1 sludge dehydration device 2 and sludge concentration device 3.
Concrete, sludge dehydration device 2 is electro-osmosis sludge dehydration device, it include being fixed in frame 1 annular upper rail 20, it is fixed in frame 1 and is positioned at the annular lower guideway 21 below annular upper rail 20, along the track of annular lower guideway 21 to the multiple mobile web plate 23 that can move, along multiple stripper plates 25 that the track of annular upper rail 20 can move, the centrage of annular upper rail 20 and annular lower guideway 21 is all horizontally extending, the bottom of annular upper rail 20 is straight path, the top of annular lower guideway 21 is straight path, mobile web plate 23 and stripper plate 25 are made of electrically conductive material, and the two connects with the negative electrode of power supply and anode respectively, being formed with mud squeezing passage 28 between multiple stripper plates 25 and the multiple mobile web plate 23 on the straight path of annular lower guideway 21 on the straight path of annular upper rail 20, the width in this mud squeezing passage 28 direction towards the other end from one end becomes narrow gradually. mud enters mud squeezing passage 28 and is extruded, and switches on power, then, under the effect of electrophoresis, the moisture of mud will be extruded, and is discharged dewaterer through mobile web plate 23 stream to sewage dish 29. the further structure of sludge dehydration device can be the patent documentation of CN103332844A referring to publication number, does not repeat at this.
In this example, sludge concentration device 3 includes isolating cylinder 30, cleaning shoe group 31, drives the driving mechanism (not shown) that cleaning shoe group 31 and rotating shaft 322 rotate around the axis of rotating shaft 322 and the diversion member 33 drawn close to the middle part of isolating cylinder 30 for making mud tend to.
Isolating cylinder 30 is square tube, relative two sidewalls of isolating cylinder 30 are provided with the drainage mesh 300 passed through that supplies water, drainage mesh 300 is distributed or only along one section of isolating cylinder 30 highly distribution along the whole height of isolating cylinder 30, in this example, drainage mesh 300 is distributed (as shown in Figure 2) along the whole height of isolating cylinder 30.
Further, isolating cylinder 30 is uprightly arranged, its upper and lower part is provided with to pass into the entrance of mud to be concentrated and respectively in order to discharge the outlet of the mud after concentration, and it being additionally provided with mud extraction gear door 34 in the corresponding exit of isolating cylinder 30, the purpose being provided with mud extraction gear door 34 is to control the moisture content in mud volume and mud extraction.
Rotating shaft 322 is horizontal through relative two sidewalls of the isolating cylinder 30 with drainage mesh 300, distance between relative two sidewalls is c, the reasonable value of c ranges for 150��250cm, if distance is more than 250cm, then concentrated effect can be deteriorated, if distance c is less than 150cm, then isolating cylinder 30 can be too small to the treating capacity of mud.
Cleaning shoe group 31 has two groups, and often group cleaning shoe group 31 all includes the cleaning shoe 310 of multiple radially uniform distribution around rotating shaft 32. The cleaning shoe 310 of two groups of cleaning shoe groups 31 respectively with relative two sidewall contacts with drainage mesh 300 isolating cylinder 30. Specifically, the medial wall being provided with drainage mesh 300 of the limit that each cleaning shoe 310 extends along its length direction and isolating cylinder 30 is close to, and to form therebetween angle be a to the medial wall of isolating cylinder 30 that contacts with cleaning shoe 310 of cleaning shoe 310 place plane, the range of choice of angle a is 8��20 ��, it is specifically as follows such as 10 ��, 15 �� etc.
Diversion member 33 includes multiple deflector 330, the plurality of deflector 330 is fixedly installed on each cleaning shoe 310 and mud can be made to tend to draw close to the middle part of isolating cylinder 30, simultaneously, multiple deflectors 330 are spaced apart along length direction distribution and adjacent two deflectors 330 of cleaning shoe 310, it is b that the medial wall of the isolating cylinder 30 that each deflector 330 place plane contacts with cleaning shoe 310 forms therebetween angle, the range of choice of angle b is 45��75 ��, is specifically as follows such as 50 ��, 60 �� etc.
Further, the deflector 330 in two groups of cleaning shoe groups 31 staggers mutually. The reasonable value that distance is d, d between end edge away from cleaning shoe 310 and the medial wall of isolating cylinder 30 of deflector 330 ranges for 60��150cm, it is preferred to 60��120cm.
Concrete, sludge concentration device 3 is positioned at above the side of annular lower guideway 21, the outlet of isolating cylinder 30 is positioned at top or the side of mobile web plate 22, and mud is identical with the mobile web plate 22 moving direction on straight path from the direction that outlet is discharged, open mud extraction gear door 34, mud after this concentration directly discharged to mobile web plate 22, is carried out dehydration by sludge dehydration device 2 from outlet by mud.
The work process of the present invention is as follows:
(1), concentration
The mud (mud forms flocculation group thus mud, water separate) flocculated is passed in isolating cylinder from the entrance of isolating cylinder, water discharges isolating cylinder from drainage mesh, after the sedimentation of sludge flocculation group, discharge from the outlet of isolating cylinder, in the concentration process of mud, control the speed of cleaning shoe rotation less than the subsidence velocity of sludge flocculation group in isolating cylinder, it is ensured that the rotation of cleaning shoe will not make concentrated mud (precipitating sludge flocculation) again bring up. In sludge condensation process, isolating cylinder maintains static, driving mechanism drive shaft, cleaning shoe and deflector rotate around horizontal axis, the mud or other impurity that are adsorbed on drainage mesh place are constantly scraped off by cleaning shoe rotation process, ensure that drainage mesh is unimpeded, simultaneously, deflector makes sludge flocculation group away from drainage mesh, drainage mesh after making cleaning shoe scrape will not be covered by mud at once, increase the permeable amount of drainage mesh, deflector is when leading to sludge flocculation group, and water flows to drainage mesh from the interval between adjacent two deflectors and is discharged from.
(2), dehydration
Mud after having concentrated, directly discharged on the mobile web plate on the straight path of annular lower guideway, is extruded hence into mud squeezing passage, switch on power, then under the effect of electrophoresis, the moisture of mud will be extruded, and be discharged dewaterer through mobile network plate current to sewage dish. (detailed process referring to the embodiment in CN103332844A, can not repeat at this).
As fully visible, sludge concentration device structure of the present invention is very simple, arrange conveniently, in processing procedure, it is ensured that drainage mesh unimpeded, water can quickly be discharged from drainage mesh, thickening efficiency is high, and concentrated effect is good, and whole plant running cost is low, may be adapted to the concentration of the mud that solid content is 0.5��3.0%, the solid content of the mud extraction after concentration is up to 8��15%. Owing to simple in construction and mud volume are controlled, therefore, the further processed work of very convenient electro-osmosis sludge dehydration device 3, it is greatly enhanced work efficiency and the treating capacity of electro-osmosis sludge dehydration device 3 simultaneously. Making the water content of mud discharged from all-in-one be reduced to 40% even less than 40%, simple to operate, it is convenient and energy-conservation to implement.
Above the present invention is described in detail; its object is to allow the personage being familiar with this art will appreciate that present disclosure and to be carried out; can not limit the scope of the invention with this; the equivalence that all spirit according to the present invention are made changes or modifies, and all should be encompassed in protection scope of the present invention��
Claims (7)
1. a sludge concentration and dewatering all-in-one, it includes frame, it is arranged on the sludge concentration device in described frame and sludge dehydration device, described sludge concentration device includes sidewall and is provided with the isolating cylinder of the drainage mesh passed through that supplies water, it is characterized in that: described isolating cylinder is uprightly arranged, described isolating cylinder upper and lower is respectively equipped with to pass into the entrance of mud to be concentrated and in order to discharge the outlet of the mud after concentration, described outlet is connected with described sludge dehydration device, described sludge concentration device also includes cleaning shoe group, described cleaning shoe group includes the multiple cleaning shoes that can rotate setting around horizontal axis together, the limit that described cleaning shoe extends along its length contacts with the medial wall being provided with described drainage mesh of described isolating cylinder, described sludge concentration device also includes the driving mechanism for driving the plurality of cleaning shoe to rotate, it is fixedly installed on each described cleaning shoe for making mud tend to the diversion member that the middle part to isolating cylinder is drawn close, during the work of described sludge concentration device, described isolating cylinder maintains static, described cleaning shoe rotates and is removed by the sludge scraping at described drainage mesh place, described isolating cylinder is provided with the rotating shaft that can rotate around own axes, and described rotating shaft is connected with described driving mechanism or is wholely set, described isolating cylinder is square tube, described drainage mesh is arranged on relative two sidewalls of described isolating cylinder, described cleaning shoe group has two groups, often organize cleaning shoe two sidewall contacts relative to described isolating cylinder respectively of cleaning shoe group, distance between described relative two sidewalls is 150��250cm, and the distance between the end edge away from described cleaning shoe and the medial wall of described isolating cylinder of described deflector is 60��150cm, described drainage mesh is distributed or only along one section of isolating cylinder highly distribution along the whole height of described isolating cylinder.
2. sludge concentration and dewatering all-in-one according to claim 1, it is characterised in that: described cleaning shoe is fixed in described rotating shaft, forms multiple cleaning shoes radially uniform distribution along described rotating shaft of described cleaning shoe group.
3. sludge concentration and dewatering all-in-one according to claim 1, it is characterised in that: the medial wall of the isolating cylinder that described cleaning shoe place plane contacts with described cleaning shoe forms therebetween the angle of 8��20 ��.
4. sludge concentration and dewatering all-in-one according to claim 1, it is characterized in that: described diversion member includes multiple deflector, the plurality of deflector is spaced apart along length direction distribution and adjacent two deflectors of described cleaning shoe, and the medial wall of the described isolating cylinder that each described deflector place plane contacts with described cleaning shoe forms therebetween the angle of 45��75 ��.
5. sludge concentration and dewatering all-in-one according to claim 1, it is characterised in that: the mud extraction gear door of described sludge concentration device also includes being arranged in described isolating cylinder corresponding described exit position.
6. sludge concentration and dewatering all-in-one according to claim 1, it is characterised in that: the deflector in described two groups of cleaning shoe groups staggers mutually.
7. sludge concentration and dewatering all-in-one according to claim 1, it is characterized in that: described sludge dehydration device is electro-osmosis sludge dehydration device, described sludge concentration and dewatering all-in-one also includes driving device from power to described sludge dehydration device and power supply for providing, described sludge dehydration device specifically includes the annular upper rail being fixed in described frame, it is fixed in described frame and is positioned at the annular lower guideway below described annular upper rail, along the multiple mobile web plate that the track of described annular lower guideway can move, along multiple stripper plates that the track of described annular upper rail can move, the centrage of described annular upper rail and described annular lower guideway is all horizontally extending, the bottom of described annular upper rail is straight path, described mobile web plate and stripper plate are made of electrically conductive material, and the two connects with the negative electrode of described power supply and anode respectively, it is formed with mud squeezing passage between multiple stripper plates and the multiple mobile web plate on the straight path of described annular lower guideway on the straight path of described annular upper rail, this mud squeezing passage from one end towards the height in the direction of other end step-down gradually, described sludge concentration device is positioned at above the side of described annular lower guideway, the outlet of described isolating cylinder is positioned at the top of described mobile web plate, and the direction that mud is discharged from described outlet is identical with described mobile web plate moving direction on described straight path.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510045302.5A CN104591520B (en) | 2015-01-29 | 2015-01-29 | A kind of sludge concentration and dewatering all-in-one |
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| CN201510045302.5A CN104591520B (en) | 2015-01-29 | 2015-01-29 | A kind of sludge concentration and dewatering all-in-one |
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| CN104591520A CN104591520A (en) | 2015-05-06 |
| CN104591520B true CN104591520B (en) | 2016-06-08 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105000777A (en) * | 2015-07-02 | 2015-10-28 | 天津霍普环保科技有限公司 | Pressure-filtration electro-osmotic dewatering mechanism provided with flocculating agent dropping device |
| CN106365411B (en) * | 2016-11-28 | 2023-07-21 | 浙江科力尔环保设备股份有限公司 | Sludge concentration and dehydration all-in-one |
| CN106517724B (en) * | 2016-11-28 | 2023-06-06 | 浙江科力尔环保设备股份有限公司 | Sludge treatment equipment |
| CN108409097B (en) * | 2018-04-24 | 2024-01-05 | 浙江科力尔环保设备股份有限公司 | Sludge dewatering system and filter residue filter |
| CN110422982B (en) * | 2019-08-14 | 2024-03-22 | 浙江科力尔环保设备股份有限公司 | Sludge concentration dehydration all-in-one |
| CN112573793A (en) * | 2020-12-22 | 2021-03-30 | 浙江科力尔环保设备股份有限公司 | Vacuum pumping filter pressing and electroosmosis combined dehydrator |
| CN112537893A (en) * | 2020-12-22 | 2021-03-23 | 浙江科力尔环保设备股份有限公司 | Sludge concentration dehydration all-in-one machine |
| CN112537894A (en) * | 2020-12-22 | 2021-03-23 | 浙江科力尔环保设备股份有限公司 | Sludge dewatering machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2600432Y (en) * | 2003-02-27 | 2004-01-21 | 西安建筑科技大学 | Integral high-efficient mud-water separator |
| KR100872358B1 (en) * | 2007-07-30 | 2008-12-05 | 한국생산기술연구원 | Dehydration method and apparatus for centrifugal condensation high pressure rotary screw press for reducing industrial sludge moisture content |
| CN101759343B (en) * | 2010-01-06 | 2011-08-17 | 浙江科力尔环保设备有限公司 | Concentration unit in sludge treatment |
| CN103332844B (en) * | 2013-07-05 | 2014-11-05 | 浙江科力尔环保设备有限公司 | Electroosmosis sludge dewatering equipment |
| CN204434445U (en) * | 2015-01-29 | 2015-07-01 | 浙江科力尔环保设备有限公司 | A kind of sludge concentration and dewatering all-in-one |
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Address after: No. 7, Jiaozhou Road, dry View Town, Dinghai District, Zhoushan, Zhejiang Patentee after: Zhejiang Keli Environmental Protection Equipment Co., Ltd. Address before: No. 7, Jiaozhou Road, dry View Town, Dinghai District, Zhoushan, Zhejiang Patentee before: Zhejiang Kclear Environmental Protection Equipment Co., Ltd. |
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