CN103332844B - Electroosmosis sludge dewatering equipment - Google Patents
Electroosmosis sludge dewatering equipment Download PDFInfo
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- CN103332844B CN103332844B CN201310285709.6A CN201310285709A CN103332844B CN 103332844 B CN103332844 B CN 103332844B CN 201310285709 A CN201310285709 A CN 201310285709A CN 103332844 B CN103332844 B CN 103332844B
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Abstract
The invention relates to electroosmosis sludge dewatering equipment. The electroosmosis sludge dewatering equipment comprises a frame, a sludge dewatering device, a driving mechanism, a power supply, an annular upper guide rail and an annular lower guide rail fixed on the frame, a plurality of mobile net plates which are capable of moving along the track of the annular lower guide rail, a plurality of extruding plates which are capable of removing along the track of the annular upper guide rail. The tracks of the lower part of the annular upper guide rail and the upper part of the annular lower guide rail are linear. The mobile net plates and the extruding plates are made of conductive materials, and are connected with the cathode and the anode of the power supply respectively; and a sludge extruding channel is formed between the mobile net plates which are arranged on the linear track of the annular upper guide rail and the extruding plates which are arranged on the linear track of the annular lower guide rail, and the width of the sludge extruding channel is narrowed down gradually from one end to the other end. The electroosmosis sludge dewatering equipment is capable of taking full advantage of electroosmosis, and decreasing water content of squeezed sludge cake to 50% or even lower than 40%. In addition, the structure of the electroosmosis sludge dewatering equipment is simple.
Description
Technical field
the present invention relates to a kind of device for dehydrating sladge waste, have and relate to a kind of Electroosmosis sludge dewatering equipment.
Background technology
along with the quickening of socioeconomic development and urbanization process, urban wastewater treatment firm and the amount of sludge of supervening increase fast.According to related materials, the mud of wastewater treatment in China factory generation in 2010 reaches 300,000,000 tons.Because mud contains a large amount of cellular water, at present, the existing equipment of nearly all sewage work and technology can only be reduced to 80% left and right by the water ratio of mud, as reached the water ratio of the requirement-mud of burning, lower than 50%, to spend very high cost, therefore mud often can only be take landfill and stacking as main in the nearly all sewage work of China, thereby has caused serious problem of environmental pollution.Utilize the principle of electroosmotic dewatering to process mud, from experimental data, see it has been the water ratio of mud can be reduced to and be less than 40%.In recent years, various electroosmotic dewatering equipment fortune Ying Ersheng, there is osmosis belt type dewaterer, have rotary drum electroosmotic dewatering machine etc., yet, be subject to the restriction of dehydration equipment configuration aspects, make to adopt electroosmotic dewatering to carry out lignin-sludge, or because of high cost, or do not reach burning requirement after processing, or too low because of production capacity, and still by market, do not accepted extensively.Make a general survey of existing sludge dewatering equipment, substantially all between two electrodes, guipure is set, there is no to give full play to the effect of osmosis, for example the disclosed osmosis belt squeezing of the open CN 102653488A of Chinese invention patent sludge dewatering is equipped, not only equipment configuration is complicated, and only can make the sludge cake water content after squeezing be less than 60%.Therefore, design a kind of rational in infrastructurely, can give full play to the usefulness of osmosis, the equipment that meets market demand is imperative.
Summary of the invention
technical problem to be solved by this invention is to overcome the deficiencies in the prior art, provide a kind of simple in structure, can give full play to osmosis usefulness, there is the Electroosmosis sludge dewatering equipment of excellent dehydrating effect.
for solving above technical problem, the present invention takes following technical scheme:
a kind of Electroosmosis sludge dewatering equipment, it comprises frame, be arranged on the sludge dehydration device in frame, for driving mechanism and the power supply of power are provided to sludge dehydration device, particularly, described sludge dehydration device comprises the annular upper rail being fixed in frame, be fixed in frame and be positioned at the annular lower guideway of annular upper rail below, along the track of annular lower guideway to a plurality of mobile web plate that can move, a plurality of stripper plates that can move along the track of annular upper rail, the equal along continuous straight runs of medullary ray of annular upper rail and annular lower guideway extends, 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 by electro-conductive material, and the two is connected with negative electrode and the anode of power supply respectively, between a plurality of stripper plates on the straight path of annular upper rail and a plurality of mobile web plate on the straight path of annular lower guideway, be formed with mud squeezing passage, from one end, the width towards the direction of the other end narrows down this mud squeezing passage gradually.
preferably, a plurality of stripper plates that are positioned on the straight path of annular upper rail are spliced to form a large stripper plate successively; A plurality of mobile web plate being positioned on the described straight path of annular lower guideway is spliced to form a large mobile web plate successively.
according to a concrete and preferred aspect of the present invention: described sludge dehydration device also comprises the web plate dolly that moves web plate for each is installed, web plate dolly comprises the first vehicle frame, is arranged on the first wheel of the first bottom of frame, mobile network plate level is arranged on the top of the first vehicle frame, and the first wheel can be arranged on annular lower guideway movably along the track of annular lower guideway.Further preferably, the long-width ratio of the first vehicle frame is more than or equal to 3:1, the first wheel comprises the both sides of the length direction that lays respectively at the first vehicle frame and two pairs of wheels of symmetrical setting, annular lower guideway is two that be arranged in parallel, and two pairs of wheels of the first wheel are separately positioned on two annular lower guideways.Preferably, on the straight path of annular lower guideway, one, web plate dolly is pasting a setting.
according to the present invention, described mobile web plate can, for screen or the vesicular web plate of strip slot, be not particularly limited.
according to another concrete and preferred aspect of the present invention: described sludge dehydration device also comprises for the extruding dolly of each stripper plate is installed, extruding dolly comprises the second vehicle frame, is arranged on the second wheel of the second bottom of frame, stripper plate level is arranged on the top of the second vehicle frame, and the second wheel can be arranged on annular upper rail movably along the track of annular upper rail.Further preferably, the long-width ratio of the second vehicle frame is more than or equal to 3:1, the second wheel comprises the both sides of the length direction that lays respectively at the second vehicle frame and two pairs of wheels of symmetrical setting, annular upper rail is two that be arranged in parallel, and two pairs of wheels of the second wheel are separately positioned on two annular upper rails.
preferably, described mud squeezing passage is taper, and tapering is preferably 0.002 ~ 0.025.
according to the present invention, described driving mechanism can adopt conventional those in this area, is not particularly limited.As the preferred embodiments of the invention: described sludge dehydration device also comprises for each web plate dolly that moves web plate is installed, for the extruding dolly of each stripper plate is installed, web plate dolly comprises the first vehicle frame, is arranged on the first wheel of the first bottom of frame; Extruding dolly comprises the second vehicle frame, is arranged on the second wheel of the second bottom of frame; Driving mechanism comprise motor, the first sprocket wheel drive being rotated by motor, by the first sprocket wheel drive the first chain of rotating, be in transmission connection mutually with the first sprocket wheel and the second sprocket wheel of turning direction and the first sprocket wheel opposite direction, by the second chain of described the second sprocket wheel drive rotation, the first chain is connected with the first vehicle frame of a plurality of web plate dollies, and the second chain is connected with the second vehicle frame of a plurality of extruding dollies.
according to a concrete aspect of the present invention, the conducting plates of long strip shape has been installed respectively on annular upper rail and annular lower guideway, mobile web plate is connected by the negative electrode of resilient connector, conducting plates and power supply in moving process; Stripper plate is connected by the anode of resilient connector, conducting plates and power supply in moving process.
according to the present invention, described Electroosmosis sludge dewatering equipment also comprises the hopper being arranged near wider one end of mud squeezing passage.
preferably, described water extracter also comprises the sewage dish that is positioned at mobile web plate below.
due to the enforcement of above technical scheme, the present invention compared with prior art tool has the following advantages:
electroosmosis sludge dewatering equipment of the present invention, directly utilize mobile stripper plate and mobile mobile guipure to push mud, and stripper plate and mobile web plate all switch on power, under the effect of electrophoresis, the moisture of mud is extruded, take this structure, can give full play to the usefulness of osmosis, the sludge cake water content after squeezing can be reduced to below 50% or even 40%.In addition, of the present invention simple in structure.
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 according to Electroosmosis sludge dewatering equipment of the present invention;
fig. 2 is the amplification cross-sectional schematic of A-A direction in Fig. 1;
fig. 3 is the amplification cross-sectional schematic of B-B direction in Fig. 1;
fig. 4 is the cross-sectional schematic of C-C direction in Fig. 2;
fig. 5 is the structural representation of web plate dolly;
fig. 6 is the left view of Fig. 5;
fig. 7 is the cross-sectional schematic of D-D direction in Fig. 5;
fig. 8 is the schematic diagram that has shown the annexation of web plate dolly and lower ring-shaped guide rail;
fig. 9 is the cross-sectional schematic of E-E direction in Fig. 8;
figure 10 is the schematic diagram that has shown annular upper rail and annular lower guideway relative position relation;
wherein: 1, frame; 2, sludge dehydration device; 20, annular upper rail; 21, annular lower guideway; 200,210, straight path; 22, web plate dolly; 220, the first vehicle frame; 221, the first wheel; 222, baffle plate; 223, drag axle; 224, resilient connector; 23, mobile web plate; 24, extruding dolly; 240, the second vehicle frame; 241, the second wheel; 25, stripper plate; 26,27, conducting plates; 28, mud squeezing passage; 29, sewage dish; 3, driving mechanism; 30, motor; 31, speed reduction unit; 32, shaft coupling; 33, the first sprocket wheel; 34, the first chain; 35, the second sprocket wheel; 330,350, sprocket shaft; 36, the second chain; 37,38, transmitting gear; 4, hopper; 5, material scraper.
Embodiment
as shown in Figures 1 to 10, the Electroosmosis sludge dewatering equipment that the present embodiment provides mainly comprises frame 1, sludge dehydration device 2, driving mechanism 3, power supply (not shown), hopper 4, material scraper 5.Below the concrete structure of sludge dehydration device 2 and driving mechanism 3 is elaborated.
in this example, sludge dehydration device 2 comprises the annular upper rail 20 being fixed in frame 1, the sewage dish 29 that is fixed in frame 1 and is positioned at the annular lower guideway 21 of annular upper rail 20 belows, a plurality of web plate dolly 22, a plurality of mobile web plate 23, a plurality of extruding dolly 24, a plurality of stripper plate 25, conducting plates 26,27 and is positioned at mobile web plate 23 belows.The equal along continuous straight runs of medullary ray of annular upper rail 20 and annular lower guideway 21 extends, and the bottom of annular upper rail 20 is straight path 200, and the top of annular lower guideway 21 is straight path 210.Annular upper rail 20 and annular lower guideway 21 are respectively two that be arranged in parallel, and the conducting plates 26 of long strip shape is installed at least one of two annular upper rails 20, and the conducting plates 27 of long strip shape is installed at least one of two annular lower guideways 21.
web plate dolly 22 comprises the first vehicle frame 220, is arranged on the first wheel 221 of the first vehicle frame 220 bottoms, and mobile web plate 23 levels are arranged on the top of the first vehicle frame 220.The first wheel 221 can be arranged on annular lower guideway 21 movably along the track of annular lower guideway 21.Particularly, the long-width ratio of the first vehicle frame 220 is 3:1, and the first wheel 221 comprises the both sides of the length direction that lays respectively at the first vehicle frame 220 and two pairs of wheels of symmetrical setting, and two pairs of wheels of the first wheel 221 are separately positioned on two annular lower guideways 21.On the straight path 210 of annular lower guideway 21,22 1, web plate dolly is pasting a setting, and a plurality of mobile web plate 23 on a plurality of web plate dollies 22 has been spliced to form a large mobile web plate successively.In addition the distance that, the both sides of the length direction of the mobile web plate 23 on the first vehicle frame 220 are also separately installed with between baffle plate 222, two side shields 222 that are made by insulating material equals the length of mobile web plate 23 and the length of stripper plate 25.
extruding dolly 24 comprises the second vehicle frame 240, is arranged on the second wheel 241 of the second vehicle frame 240 bottoms, stripper plate 25 levels are arranged on the top of the second vehicle frame 240, and the second wheel 241 can be arranged on annular upper rail 20 movably along the track of annular upper rail 20.Particularly, the long-width ratio of the second vehicle frame 240 equals 3:1, and the second wheel 241 comprises the both sides of the length direction that lays respectively at the second vehicle frame 240 and two pairs of wheels of symmetrical setting, and two pairs of wheels of the second wheel 241 are separately positioned on two annular upper rails 20.On the straight path 200 of annular upper rail 20,24 1, dolly of extruding is pasting a setting, and a plurality of stripper plates 25 on a plurality of extruding dollies 24 have been spliced to form a large stripper plate successively.
between above-mentioned large mobile web plate and large stripper plate, formed mud squeezing passage 28.Between the annular straight path 200 of upper rail 20 and the straight path 210 of annular lower guideway 21, have an angle, the direction width towards the other end narrows down gradually in the one end near hopper 4 to make mud squeezing passage 28.This mud squeezing passage 28 is tapered, and tapering is 0.002 ~ 0.025.Mobile web plate 23 and stripper plate 25 are made by the metallic substance of conduction, wherein mobile web plate 23 is connected with the negative electrode of power supply by resilient connector 224, conducting plates 27 in the moving process of web plate dolly 22, and stripper plate 25 is connected with the anode of power supply by resilient connector, conducting plates 26 in the moving process of extruding dolly 24.
in this example, driving mechanism 3 comprises motor 30, speed reduction unit 31, shaft coupling 32, by motor 30, is driven the first sprocket wheel 33 of rotating, by the first sprocket wheel 33, driven the first chain 34 of rotating, is in transmission connection mutually with the first sprocket wheel 33 and the second sprocket wheel 35 of turning direction and the first sprocket wheel 33 opposite directions, by the second chain 36, the first chains 34 of the second sprocket wheel 35 drive rotations, is connected by dragging axle 223 with the first vehicle frame 220 of a plurality of web plate dollies 22 on annular lower guideway 21; The second vehicle frame 240 of more than 20 extruding dolly 24 of the second chain 36 and annular upper rail is connected.Wherein, the sprocket shaft 330 of the first sprocket wheel 33 can be arranged on annular lower guideway 21 rotationally around self axis, and an end of the sprocket shaft 330 of the first sprocket wheel 33 is connected with shaft coupling 32, and on this end, is also provided with a transmitting gear 37.The sprocket shaft 350 of the second sprocket wheel 35 can be arranged on annular upper rail 20 rotationally around self axis, on the end of itself and sprocket shaft 330 homonymies, is provided with a transmitting gear 38, and transmission is meshed between transmitting gear 37 and transmitting gear 38.When opening motor 30 work, motor 30 drives the first sprocket wheel 33 to rotate, and the first sprocket wheel 33 drives the first chain 34 motions, and the web plate dolly 22 that the first chain 34 drags on annular lower guideway 21 moves; Meanwhile, the second sprocket wheel 35 is done with the first sprocket wheel 33 opposite directions but the identical rotation of speed, and the second sprocket wheel 35 drives the second chains 36 motions, and the extruding dolly 24 that the second 36, chain drags on annular upper rail 20 moves.
the principle of work of water extracter of the present invention is as follows: by driving mechanism 3, drive extruding dollies 24 and web plate dolly 22 along the track of annular upper rail 20, annular lower guideway 21, to move respectively, form the mud squeezing passage 28 of taper between the large mobile web plate of a plurality of mobile web plate 23 formations on the straight path 210 on the large stripper plate that a plurality of stripper plates 25 on the straight path 200 of the bottom of annular upper rail 20 form and the top at annular lower guideway 21.By mud, from hopper 4 passes into, mud enters mud squeezing passage 28 and is extruded, and switches on power, and, under the effect of electrophoresis, the moisture of mud will be extruded, and flows to sewage dish 29 and be discharged from water extracter through mobile web plate 23.Because the both sides at mobile web plate 23 are provided with baffle plate 222, on whole mobile web plate 23, mud can keep same thickness, compares with not baffled 222 situation, can improve the efficiency of lignin-sludge and the Disposal quality of raising mud.Take water extracter of the present invention, can give full play to the usefulness of osmosis, the sludge cake water content after squeezing can be reduced to below 50% or even 40%.
above the present invention is described in detail; its object is to allow the personage who is familiar with this art can understand content of the present invention and be implemented; can not limit the scope of the invention with this; the equivalence that all spirit according to the present invention are done changes or modifies, and all should be encompassed in protection scope of the present invention.
Claims (6)
1. an Electroosmosis sludge dewatering equipment, it comprises frame, be arranged on the sludge dehydration device in described frame, for driving mechanism and the power supply of power are provided to described sludge dehydration device, it is characterized in that: described sludge dehydration device comprises the annular upper rail being fixed in described frame, be fixed in described frame and be positioned at the annular lower guideway of described annular upper rail below, a plurality of mobile web plate that can move along the track of described annular lower guideway, a plurality of stripper plates that can move along the track of described annular upper rail, the equal along continuous straight runs of medullary ray of described annular upper rail and described annular lower guideway extends, the bottom of described annular upper rail is straight path, the top of described annular lower guideway is straight path, described mobile web plate and stripper plate are made by electro-conductive material, and the two is connected with negative electrode and the anode of described power supply respectively, the screen that described mobile web plate is strip slot or vesicular web plate, between a plurality of stripper plates on the straight path of described annular upper rail and a plurality of mobile web plate on the straight path of described annular lower guideway, be formed with mud squeezing passage, from one end, the width towards the direction of the other end narrows down this mud squeezing passage gradually, described mud squeezing passage is taper, and tapering is 0.002～0.025, a plurality of stripper plates that are positioned on the straight path of described annular upper rail are spliced to form a large stripper plate successively, a plurality of mobile web plate being positioned on the straight path of described annular lower guideway is spliced to form a large mobile web plate successively,
Described sludge dehydration device also comprises web plate dolly for mobile web plate described in each is installed, for the extruding dolly of stripper plate described in each is installed, described web plate dolly comprises the first vehicle frame, is arranged on the first wheel of described the first bottom of frame; Described extruding dolly comprises the second vehicle frame, is arranged on the second wheel of described the second bottom of frame; Described driving mechanism comprises motor, by described motor, driven the first sprocket wheel rotating, by described the first sprocket wheel, drive the first chain rotating, be in transmission connection mutually with described the first sprocket wheel and the second sprocket wheel of turning direction and described the first sprocket wheel opposite direction, by described the second sprocket wheel, drive the second chain rotating, described the first chain is connected with the first vehicle frame of described a plurality of web plate dollies; Described the second chain is connected with the second vehicle frame of described a plurality of extruding dollies.
2. Electroosmosis sludge dewatering equipment according to claim 1, it is characterized in that: described mobile network plate level is arranged on the top of described the first vehicle frame, the first described wheel can be arranged on described annular lower guideway movably along the track of described annular lower guideway.
3. Electroosmosis sludge dewatering equipment according to claim 2, it is characterized in that: the long-width ratio of the first described vehicle frame is more than or equal to 3:1, described the first wheel comprises the both sides of the length direction that lays respectively at described the first vehicle frame and two pairs of wheels of symmetrical setting, described annular lower guideway is two that be arranged in parallel, and two pairs of wheels of described the first wheel are separately positioned on described two annular lower guideways.
4. Electroosmosis sludge dewatering equipment according to claim 2, is characterized in that: on the straight path of described annular lower guideway, one, described web plate dolly is pasting a setting.
5. Electroosmosis sludge dewatering equipment according to claim 1, it is characterized in that: described stripper plate level is arranged on the top of described the second vehicle frame, the second described wheel can be arranged on described annular upper rail movably along the track of described annular upper rail.
6. Electroosmosis sludge dewatering equipment according to claim 5, it is characterized in that: the long-width ratio of the second described vehicle frame is more than or equal to 3:1, described the second wheel comprises the both sides of the length direction that lays respectively at described the second vehicle frame and two pairs of wheels of symmetrical setting, described annular upper rail is two that be arranged in parallel, and two pairs of wheels of described the second wheel are separately positioned on described two annular upper rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310285709.6A CN103332844B (en) | 2013-07-05 | 2013-07-05 | Electroosmosis sludge dewatering equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310285709.6A CN103332844B (en) | 2013-07-05 | 2013-07-05 | Electroosmosis sludge dewatering equipment |
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| CN103332844A CN103332844A (en) | 2013-10-02 |
| CN103332844B true CN103332844B (en) | 2014-11-05 |
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| CN201310285709.6A Active CN103332844B (en) | 2013-07-05 | 2013-07-05 | Electroosmosis sludge dewatering equipment |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104591520B (en) * | 2015-01-29 | 2016-06-08 | 浙江科力尔环保设备有限公司 | A kind of sludge concentration and dewatering all-in-one |
| 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 |
| CN107698129A (en) * | 2017-11-09 | 2018-02-16 | 韩文雅 | A kind of sludge dewatering mechanism in mud dehydration plant |
| CN111333303A (en) * | 2020-04-24 | 2020-06-26 | 海南海嘉惠科技有限公司 | Inclined pressure type electroosmosis sludge dewatering device |
| CN111762985A (en) * | 2020-08-03 | 2020-10-13 | 哈工大机电工程(嘉善)研究院 | High-efficient electroosmosis sludge drying treatment equipment |
| CN113248110B (en) * | 2021-05-25 | 2022-08-12 | 唐山市环保机械工程有限公司 | Crawler-type efficient continuous electroosmosis sludge dewatering device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202542982U (en) * | 2012-04-19 | 2012-11-21 | 波鹰(厦门)科技有限公司 | Vanadium pentoxide waste water treating and resource recycling device |
| CN102849916A (en) * | 2012-10-09 | 2013-01-02 | 中国海诚工程科技股份有限公司 | Dewatering method for papermaking sludge |
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Denomination of invention: Electroosmosis sludge dewatering equipment Effective date of registration: 20171012 Granted publication date: 20141105 Pledgee: Dinghai marine branch of Limited by Share Ltd, Zhoushan, Zhejiang Pledgor: Zhejiang Kclear Environmental Protection Equipment Co., Ltd. Registration number: 2017330000128 |
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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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