CN105967489A - Filter plate and pressing filter assembly for electroosmotic sludge high-dryness dewatering equipment - Google Patents
Filter plate and pressing filter assembly for electroosmotic sludge high-dryness dewatering equipment Download PDFInfo
- Publication number
- CN105967489A CN105967489A CN201610467920.3A CN201610467920A CN105967489A CN 105967489 A CN105967489 A CN 105967489A CN 201610467920 A CN201610467920 A CN 201610467920A CN 105967489 A CN105967489 A CN 105967489A
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- China
- Prior art keywords
- filter
- plate
- cavity
- pressing
- sheet frame
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/21—Plate and frame presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/21—Plate and frame presses
- B01D25/215—Construction of the filter plates, frames
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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
- C02F11/006—Electrochemical treatment, e.g. electro-oxidation or electro-osmosis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Treatment Of Sludge (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides a pressing filter plate for electroosmotic sludge high-dryness dewatering equipment. The pressing filter plate comprises a filter plate frame, filter cloth, a filter disc and sludge conveying concentric holes, wherein the front surface of the filter plate frame unidirectionally sinks to form a pressing filter chamber; the filter disc is arranged at the bottom of the pressing filter chamber; the filter cloth is arranged on the filter disc; a cathode conductive filter screen connected with a cathode copper row is arranged between the filter disc and the filter cloth; an anode plate is arranged at the back of the plate frame; a cavity into which liquid or gas can be charged is formed between the filter disc and the plate frame; a push plate device is further arranged between the cavity and the filter disc; the cavity consists of a drum membrane, an inner steel base plate and an outer steel base plate; and the drum membrane is arranged on the inner peripheries of the steel base plates. By charging water to pressurize the cavity, a sludge pressing pressure is increased; meanwhile, through the push plate device, the uniformity of a pressing force is ensured and whole-process pressing is achieved; therefore, the moisture content of the sludge is further reduced.
Description
Technical field
The present invention relates to sludge treatment part of appliance field, be specifically related to filter chamber mechanism in sludge electroosmotic saturating high level cadre dehydration equipment.
Background technology
On market, deep dehydration device for sludge many selections sheet frame diaphragm filter pressing.Owing to sheet frame diaphragm filter pressing sludge dewatering need to add the medicament such as Calx, iron salt, after after process, mud is extremely difficult to country's Environmental capacity standard-Treatment of Sludge, moisture content is less than 50%, household refuse landfill sites landfill stabilization of being allowed for access.And mud adds medicament and reduces the mud calorific value as fuel, is unfavorable for that later stage sludge treatment utilizes.
Filter chamber mechanism squeezing in existing equipment sludge high-drying dehydration equipment, oil cylinder pushing spring-compressed is relied on to reduce chamber space, mud is carried out press dewatering, in expressing process, oil cylinder needs to overcome spring force, therefore the internal squeeze pressure of filter chamber is less, affect dewatering efficiency, and squeezing cannot be continued after spring-compressed terminates.
China's issued patent, patent publication No. is CN 204058210U, discloses a kind of membrane filter plate for filter pressing mud, and two of which diaphragm plate constitutes the barrier film cavity of an opposing seal, solid slab is placed in the centre of barrier film cavity, and barrier film cavity is divided into two parts；Barrier film cavity with squeezing water channel be connected, the centre of membrane filter plate is provided with mud passage, membrane filter plate be all around provided with drainage channel.Owing to barrier film cavity is made up of membrane filter plate, the diaphragm cavity body deformability of squeezing is limited, and the deformation (such as filter plate periphery and centre) of membrane filter plate is inconsistent, and being squeezed of mud is uneven.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of higher pressure and squeezes power, realizes the filter chamber mechanism of the sludge high-drying dehydration equipment of whole process squeezing.
The technical scheme is that
A kind of Filter pressing board for electro-osmosis sludge high-drying dehydration equipment, including filter plate sheet frame, filter cloth, filter disc and the concentric holes of conveying mud, the front of filter plate sheet frame is unidirectional is concavely formed a filter pressing room, filter disc is placed in the bottom of described filter pressing room, filter cloth is placed on filter disc, being provided with the negative electrode conduction filter screen being connected with negative electrode copper bar between filter disc and filter cloth, the back side of sheet frame is provided with positive plate；Be provided with between filter disc and sheet frame can topping up body or the cavity of gas, be additionally provided with push plate device between cavity and filter disc, cavity is made up of tympanum and base steel plates outer, interior, and tympanum is placed in the interior along surrounding of described base steel plates.
Further, above-mentioned tympanum is that the high strength heat resistant vulcanization of rubber is in base steel plates.
Further, above-mentioned push plate device includes mobile pressing plate, mud guide cylinder, and described mud guide cylinder is arranged in concentric holes, and mobile pressing plate is sleeved on mud guide cylinder.
Further, above-mentioned mobile pressing plate is to weld several field type gussets on steel plate, and glass fibre reinforced plastic insulating filter disc is installed in the type gusset of field, and negative electrode conductive mesh is fixed on glass fibre reinforced plastic insulating filter disc.
Further, steel plate and the outer base steel plates of described cavity of above-mentioned mobile pressing plate overlaps.
Further, the steel plate of above-mentioned mobile pressing plate is 10mm steel plate, and in the basis of described cavity, steel plate is 6mm steel plate.
Further, above-mentioned cavity is provided with at least one intake-outlet and a steam vent, and described intake-outlet and steam vent are located at the corner of filter plate.
Further, above-mentioned sheet frame, positive plate, push plate device, negative electrode conductive mesh, the periphery of cavity are circular.
Further, above-mentioned sheet frame circumferential edges has raised step, and described positive plate diameter is more than sheet frame raised step internal diameter, and silicone rubber O-ring is installed in positive plate outer peripheral edge.
A kind of filter pressing assembly for sludge high-drying dehydration equipment, is made up of side by side identical plural above-mentioned Filter pressing board, and unidirectional recessed and another sheet frame the back side, adjacent sheet frame front constitutes an opposing seal, has the mud die cavity of electroosmosis.
The present invention provides the benefit that in terms of existing technologies: by suppressing cavity water-filling, increases the squeeze pressure of mud, simultaneously through push plate device, it is ensured that squeeze force uniform, it is achieved that omnidistance squeezing, reduce further moisture percentage in sewage sludge.
Push plate device is installed at sheet frame back, it is ensured that the elongation of whole tympanum is uniformly, it is ensured that service life；Mud guide cylinder defines the direction of push plate device simultaneously.
Accompanying drawing explanation
Fig. 1 is the present invention Filter pressing board schematic diagram for electro-osmosis sludge high-drying dehydration equipment；
Fig. 2 is the right view of Fig. 1 of the present invention；
Fig. 3 is tympanum structural representation of the present invention；
Fig. 4 is water inlet pipe and water outlet pipe and the structural representation in strong sealing face of the present invention；
Fig. 5 is that the saturating sludge high-drying of sludge electroosmotic of the present invention is dehydrated filter chamber working method schematic diagram；
Fig. 6 is that the saturating sludge high-drying of sludge electroosmotic of the present invention is dehydrated filter chamber working method schematic flow sheet.
In figure: 1, fixing sheet frame；2, positive plate；3, pressing plate is moved；4, filter disc；5, tympanum；6, mud guide cylinder；7, mechanical presses；8, mud；9, drainage；101, heat resistant rubber；102, base steel plates；103, screw hole；104, water inlet pipe and water outlet pipe；105, concentric holes；106, negative electrode conductive mesh；107, positive plate；108, mud die cavity.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described further.
In the present invention, the noun of locality of use such as " upper and lower, left and right " typically refers to reference on shown in the drawings, under, left, right；In " inside and outside " refers to the profile relative to each parts itself, outward.
As shown in Figure 1 and Figure 2, the present invention is for the Filter pressing board of electro-osmosis sludge high-drying dehydration equipment, mainly comprise negative electrode conductive mesh 104 described in fixing sheet frame 1, positive plate 2, mobile pressing plate 3, negative electrode conductive mesh 106, tympanum 5 and mud guide cylinder 6. to be arranged on mobile pressing plate 3, positive plate 2 is arranged on fixing sheet frame 1, and it is middle with mobile pressing plate 3 that tympanum 5 is arranged on the precompressed of fixing sheet frame 1.
As shown in Figure 1 and Figure 2, described fixing sheet frame 1 circumferential edges has raised step, positive plate 2 to utilize insulated screw to be arranged on fixing sheet frame 1.Described positive plate 2 diameter installs silicone rubber O-ring more than fixing sheet frame 1 raised step internal diameter, positive plate 1 outer peripheral edge, strengthens fixing sheet frame circumferential edges and seals.
As shown in Figure 1 and Figure 2, described mobile pressing plate 3 is to weld several field type gussets on one block of 10mm circle steel plate, glass fibre reinforced plastic insulating filter disc 4 is installed in the type gusset of field, described negative electrode conductive mesh 4 is fixed on glass fibre reinforced plastic insulating filter disc 4, and glass fibre reinforced plastic insulating filter disc 4 plays the insulating effect between mobile pressing plate and negative electrode conductive mesh.
As shown in Figure 3, Figure 4, described tympanum 5 is that high strength heat resistant rubber 101 vulcanizes in 6mm base steel plates 102, is evenly equipped with screw hole 103 around base steel plates 102, as installing fixing using.Four water inlet pipe and water outlet pipes 104 of tympanum 5 circumference uniform distribution, high-pressure hydraulic pump pump water enters from two, bottom pipe, and tympanum expands and heaves, and air and tympanum internal water go out from two, top bank of tubes.
High-strength rubber vulcanizes on steel plate, uses heat cure work, high-strength rubber to bond with steel plate, utilize Kaimoluoke polymeric binder.Sulfidation is mainly (iron and steel sandblasting, cleanings) such as technique cleaning, sandblastings；Binding agent sprays two to three layers, mould heat pressure, bonding.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, described fixing sheet frame 1, positive plate 2, mobile pressing plate 3, negative electrode conductive mesh 106, tympanum 5 all have concentric holes 105, and mud guide cylinder 6 is arranged in concentric holes 105.Both guided mud to enter next block tympanum sheet frame die cavity from previous piece of tympanum sheet frame die cavity, and mobile pressing plate can have been played again and guide at fixing sheet frame internal slide.
As shown in Figure 5, Figure 6, some tympanum formula sludge electroosmotic saturating sludge high-drying dehydration filter chambers are installed than row, form mud die cavity 108 between previous part filter chamber cathode screen 106 and a rear filter chamber positive plate 107.Mud is in mud guide cylinder 6 enters mud die cavity 108, after positive plate 107 and cathode screen 106 are given DC voltage, in mud die cavity 108, mud produces electro-osmosis phenomenon, high-pressure hydraulic pump pump water enters tympanum 5 simultaneously, tympanum 5 is heaved and is promoted mobile pressing plate 3 slip reach along the direction that mud guide cylinder 6 guides, and mud die cavity 108 volume reduces, and in die cavity, mud produces pressure, mud pressure phenomenon saturating with sludge electroosmotic is combined, and is dehydrated by water fast press-filtration in mud.
The above; being only the preferable detailed description of the invention of the present invention, but scope is not limited thereto, any those skilled in the art of the present technique of being familiar with are in the technical scope that the invention discloses; change can be readily occurred in or replace, all should contain within scope.Therefore, scope should be as the criterion with claims protection domain.
Claims (10)
1., for a Filter pressing board for electro-osmosis sludge high-drying dehydration equipment, including filter plate sheet frame, filter cloth, filter disc and the concentric holes of conveying mud, the front of filter plate sheet frame is unidirectional is concavely formed a filter pressing room,
Described filter disc is placed in the bottom of described filter pressing room, and described filter cloth is placed on filter disc, is provided with the negative electrode conduction filter screen being connected with negative electrode copper bar between described filter disc and filter cloth, and the back side of described sheet frame is provided with positive plate；
Be provided with between described filter disc and sheet frame can topping up body or the cavity of gas,
It is characterized in that, between described cavity and filter disc, be additionally provided with push plate device,
Described cavity is made up of tympanum and base steel plates outer, interior, and described tympanum is placed in the interior along surrounding of described base steel plates.
2. require that the Filter pressing board as described in 1, described tympanum are that the high strength heat resistant vulcanization of rubber is in base steel plates such as powers and functions profit.
3. Filter pressing board as claimed in claim 1, it is characterised in that described push plate device includes mobile pressing plate, mud guide cylinder, and described mud guide cylinder is arranged in described concentric holes, and described mobile pressing plate is sleeved on mud guide cylinder.
4. Filter pressing board as claimed in claim 1 or 2, it is characterised in that described mobile pressing plate is to weld several field type gussets on steel plate, and glass fibre reinforced plastic insulating filter disc is installed in the type gusset of field, and described negative electrode conductive mesh is fixed on glass fibre reinforced plastic insulating filter disc.
5. Filter pressing board as claimed in claim 1 or 2, it is characterised in that the steel plate of described mobile pressing plate and the outer base steel plates of described cavity overlap.
6. Filter pressing board as claimed in claim 5, it is characterised in that the steel plate of described mobile pressing plate is 10mm steel plate, in the basis of described cavity, steel plate is 6mm steel plate.
7. Filter pressing board as claimed in claim 1 or 2, it is characterised in that described cavity is provided with at least one intake-outlet and a steam vent, and described intake-outlet and steam vent are located at the corner of filter plate.
8. Filter pressing board as claimed in claim 1 or 2, it is characterised in that described sheet frame, positive plate, push plate device, negative electrode conductive mesh, the periphery of cavity are circular.
9. Filter pressing board as claimed in claim 8, it is characterised in that described sheet frame circumferential edges has raised step, and described positive plate diameter is more than sheet frame raised step internal diameter, and silicone rubber O-ring is installed in positive plate outer peripheral edge.
10. the filter pressing assembly for sludge high-drying dehydration equipment, being made up of side by side identical plural Filter pressing board as described in claim 1～9, unidirectional recessed and another sheet frame the back side, adjacent sheet frame front constitutes an opposing seal, has the storage mud cavity of electroosmosis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610467920.3A CN105967489B (en) | 2016-06-24 | 2016-06-24 | Filter plate and filter pressing assembly for electroosmosis sludge high-dry dewatering equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610467920.3A CN105967489B (en) | 2016-06-24 | 2016-06-24 | Filter plate and filter pressing assembly for electroosmosis sludge high-dry dewatering equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105967489A true CN105967489A (en) | 2016-09-28 |
| CN105967489B CN105967489B (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610467920.3A Active CN105967489B (en) | 2016-06-24 | 2016-06-24 | Filter plate and filter pressing assembly for electroosmosis sludge high-dry dewatering equipment |
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| Country | Link |
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| CN (1) | CN105967489B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106925006A (en) * | 2017-03-23 | 2017-07-07 | 成都易态科技有限公司 | Press filtration unit, filter-pressing device and mud dewatering method |
| CN107381997A (en) * | 2017-09-19 | 2017-11-24 | 饶宾期 | Electro-osmosis press filtration synergistic mud dewatering method |
| CN107434347A (en) * | 2017-08-28 | 2017-12-05 | 浙江晋椿五金配件有限公司 | A kind of sludge dehydration device and dewatering |
| CN107555754A (en) * | 2017-09-19 | 2018-01-09 | 饶宾期 | Energy-saving electrical permeates sludge high-drying degree dewatering |
| CN107982970A (en) * | 2017-12-26 | 2018-05-04 | 成都易态科技有限公司 | The preparation method of plate compression device filter plate and its filtration |
| CN108558163A (en) * | 2017-06-03 | 2018-09-21 | 饶宾期 | Sewage sludge electromagnetic force press-filtering dehydration method |
| CN113443807A (en) * | 2021-08-30 | 2021-09-28 | 天津市星拓科技发展有限公司 | High-pressure sealed filter plate unit structure and using method |
| CN115259627A (en) * | 2022-07-29 | 2022-11-01 | 山东祥龙新材料股份有限公司 | Sludge dewatering processing apparatus |
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| KR20020018870A (en) * | 2000-09-04 | 2002-03-09 | 이재근 | Electro-dewatering system of filter press |
| CN204261405U (en) * | 2014-08-20 | 2015-04-15 | 湖北合加环境设备有限公司 | A kind of elasticity Filter pressing board of electro-osmosis high pressure mud, press filtration assembly and filter press |
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2016
- 2016-06-24 CN CN201610467920.3A patent/CN105967489B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2102146U (en) * | 1991-10-07 | 1992-04-22 | 东方碱业联合开发公司压滤机厂 | Combined filter press frame |
| KR20020018870A (en) * | 2000-09-04 | 2002-03-09 | 이재근 | Electro-dewatering system of filter press |
| CN204261405U (en) * | 2014-08-20 | 2015-04-15 | 湖北合加环境设备有限公司 | A kind of elasticity Filter pressing board of electro-osmosis high pressure mud, press filtration assembly and filter press |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106925006A (en) * | 2017-03-23 | 2017-07-07 | 成都易态科技有限公司 | Press filtration unit, filter-pressing device and mud dewatering method |
| CN108558163A (en) * | 2017-06-03 | 2018-09-21 | 饶宾期 | Sewage sludge electromagnetic force press-filtering dehydration method |
| CN107434347A (en) * | 2017-08-28 | 2017-12-05 | 浙江晋椿五金配件有限公司 | A kind of sludge dehydration device and dewatering |
| CN107381997A (en) * | 2017-09-19 | 2017-11-24 | 饶宾期 | Electro-osmosis press filtration synergistic mud dewatering method |
| CN107555754A (en) * | 2017-09-19 | 2018-01-09 | 饶宾期 | Energy-saving electrical permeates sludge high-drying degree dewatering |
| CN107381997B (en) * | 2017-09-19 | 2020-10-13 | 海河环境技术(杭州)有限公司 | Electroosmosis filter pressing and sludge dewatering cooperated method |
| CN107555754B (en) * | 2017-09-19 | 2020-10-23 | 中国计量大学 | Energy-saving electroosmosis sludge high-dryness dehydration method |
| CN107982970A (en) * | 2017-12-26 | 2018-05-04 | 成都易态科技有限公司 | The preparation method of plate compression device filter plate and its filtration |
| CN107982970B (en) * | 2017-12-26 | 2023-09-08 | 成都易态科技有限公司 | Filter plate for plate-frame filter pressing device and preparation method of filter structure of filter plate |
| CN113443807A (en) * | 2021-08-30 | 2021-09-28 | 天津市星拓科技发展有限公司 | High-pressure sealed filter plate unit structure and using method |
| CN115259627A (en) * | 2022-07-29 | 2022-11-01 | 山东祥龙新材料股份有限公司 | Sludge dewatering processing apparatus |
| CN115259627B (en) * | 2022-07-29 | 2023-10-20 | 山东祥龙新材料股份有限公司 | Sludge dewatering treatment device |
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| CN105967489B (en) | 2022-07-08 |
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Address after: 437100 238 Jin Gui Road, Xianning Economic Development Zone, Xianning, Hubei Applicant after: EGUARD NEW ENERGY AUTOMOBILE Co.,Ltd. Applicant after: BEIJING HI-STANDARD WATER TREATMENT EQUIPMENT CO.,LTD. Address before: 437100 238 Jin Gui Road, Xianning Economic Development Zone, Xianning, Hubei Applicant before: HUBEI EGUARD ENVIRONMENT EQUIPMENT Co.,Ltd. Applicant before: BEIJING HI-STANDARD WATER TREATMENT EQUIPMENT CO.,LTD. |
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