CN114515452A - Structure and method for improving clean water of plate-and-frame filter press based on waste gas - Google Patents
Structure and method for improving clean water of plate-and-frame filter press based on waste gas Download PDFInfo
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- CN114515452A CN114515452A CN202210165798.XA CN202210165798A CN114515452A CN 114515452 A CN114515452 A CN 114515452A CN 202210165798 A CN202210165798 A CN 202210165798A CN 114515452 A CN114515452 A CN 114515452A
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- clear water
- filter
- filter pressing
- extrusion
- sewage
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 239000002912 waste gas Substances 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 79
- 238000003825 pressing Methods 0.000 claims abstract description 70
- 239000010865 sewage Substances 0.000 claims abstract description 56
- 238000001125 extrusion Methods 0.000 claims abstract description 38
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 239000004744 fabric Substances 0.000 claims description 16
- 239000012535 impurity Substances 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 3
- 230000007723 transport mechanism Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims 2
- 239000007788 liquid Substances 0.000 abstract description 10
- 229910052731 fluorine Inorganic materials 0.000 abstract description 8
- 239000011737 fluorine Substances 0.000 abstract description 8
- -1 fluorine ions Chemical class 0.000 abstract description 6
- 239000002351 wastewater Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- B01D25/30—Feeding devices ; Discharge devices
- B01D25/305—Feeding devices ; Discharge devices for discharging filtrate
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of filter presses, and discloses a structure and a method for improving clear water based on a waste gas plate-and-frame filter press, which comprises a supporting mechanism, an extrusion mechanism, a filter pressing mechanism and a transportation mechanism, wherein the extrusion mechanism is positioned at the upper end of the supporting mechanism, the filter pressing mechanism is positioned at the inner side of the extrusion mechanism, and the transportation mechanism is positioned at the outer end of the filter pressing mechanism; the extrusion mechanism is movably connected with the supporting mechanism, and the filter pressing mechanism is movably connected with the extrusion mechanism. According to the structure and the method for improving the clear water of the waste gas plate-and-frame filter press, the flow direction of the clear water after sewage filtration is changed, the clear water is prevented from repeatedly flowing back to the water collecting well, the water collecting well is in a high liquid level state for a long time, the overflow risk exists, the problem that the fluorine ions exceed the standard due to the emission of a waste water station due to overflow can be solved, the safety of the water collecting well is improved, the repeated use of the clear water of the filter press is reduced, the low liquid level of the water collecting well is ensured, and the overflow phenomenon is avoided.
Description
Technical Field
The invention relates to the technical field of filter presses, in particular to a structure and a method for improving clean water of a waste gas plate-and-frame filter press.
Background
The filter press can be divided into various specifications, one of which is a waste plate-and-frame filter press, the filter press utilizes a special filter medium to apply pressure to an object, so that a mechanical structure obtained by liquid dialysis is a common solid-liquid separation device, can be used for dialyzing waste impurities in liquid, and filtering sewage, and the filter press is widely applied to chemical production and other industries such as pharmacy, metallurgy, dyes, food, environmental protection and the like.
When the existing waste plate-and-frame filter press is used, sewage is filtered, clean water can flow back into the water collecting well, the amount of the clean water is about 10 tons every day, the partial water (fluorine ion concentration is low) can flow back to the fluorine removal device through the lifting pump again, the water collecting well can be in a high liquid level state for a long time through water decanting, mud discharging, plate frames and the like under the condition, the overflow risk exists, and the overflow can cause the discharge of a waste water station to cause the fluorine ions to exceed the standard.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a structure and a method for improving clean water of a waste gas plate-and-frame filter press, and aims to solve the problems that when the waste plate-and-frame filter press in the background art is used, after sewage is filtered, clean water flows back into a water collecting well, the quantity of the clean water is about 10 tons per day, part of water (with low fluorine ion concentration) returns to a fluorine remover through a lifting pump, and the water collecting well is in a high liquid level state for a long time through decanting, mud discharging, plate-and-frame and the like, so that the overflow risk exists, and the overflow can cause the emission of a waste water station to cause the over standard of fluorine ions.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the structure for improving the clean water of the waste gas plate-and-frame filter press comprises a supporting mechanism, an extruding mechanism, a filter pressing mechanism and a conveying mechanism, wherein the extruding mechanism is positioned at the upper end of the supporting mechanism, the filter pressing mechanism is positioned on the inner side of the extruding mechanism, and the conveying mechanism is positioned at the outer end of the filter pressing mechanism;
the extrusion mechanism is movably connected with the supporting mechanism, and the filter pressing mechanism is movably connected with the extrusion mechanism.
Preferably, the supporting mechanism includes mounting bracket, spacing seat, outer supporting block and support column, both ends about the mounting bracket are fixed to spacing seat, outer supporting block fixed mounting is in the outer end of spacing seat, support column fixed mounting is outside at the lower extreme of spacing seat through installing supporting mechanism, supports and helps other stable in structure to connect, and the follow-up job stabilization of help goes on, and the outside protection frame is assembled into to mounting bracket and spacing seat, protects inner structure, and the outer supporting block of setting runs through inside, helps other rational in infrastructure swing joints, and the support column of setting props up the structure, is convenient for other external structure connecting main parts.
Preferably, extrusion mechanism includes stripper plate, activity branch and connection support, stripper plate movable mounting is in the upper end of mounting bracket, activity branch fixed mounting is in the inboard of outer supporting shoe, connect both ends around the stripper plate of support fixed mounting, through installing extrusion mechanism on the device for extrude filter-pressing structure, help sewage filtering work goes on, activity branch is used for supporting filtration, and the connection support help stripper plate of setting is stably connected.
Preferably, the filter pressing mechanism includes filter pressing subassembly, filter cloth supporting shoe and spread groove, filter cloth supporting shoe fixed mounting is in the outer end of filter pressing subassembly, the fixed middle part that sets up in the filter pressing subassembly outer end of spread groove is arranged through installing filter pressing mechanism equidistance in the device, can fully filter the impurity in the sewage, and the filter pressing subassembly of setting is mobile structure, can be concentrated by the extrusion, also can loose again, and the filter cloth supporting shoe of setting is used for connecting the filter cloth, and the filtering work of being convenient for goes on, and the spread groove of setting then helps stable in structure to connect, improves job stabilization nature.
Preferably, the transportation mechanism comprises a sewage inlet, a clear water outlet, a connecting pipe, a filtering joint and a sewage ditch adapter pipe, the sewage inlet is fixedly arranged above the outer end of the filter pressing assembly, the clear water outlet is fixedly arranged below the outer end of the filter pressing assembly, the connecting pipe is fixedly communicated with the left end of the clear water outlet, the filtering joint is fixedly arranged at the rear end of the connecting pipe, the sewage ditch adapter pipe is fixedly communicated with the lower end of the connecting pipe, clear water obtained by filtering sewage flows to the connecting pipe along the clear water outlet at a clear water transportation position by installing the transportation mechanism, the connecting pipe is fixedly arranged at the left side of the structure and fixedly communicated with the clear water outlet through an extrusion plate at the left side, clear water can be continuously transported, the filtering joint arranged at the rear end of the connecting pipe can locally filter the clear water in the limited direction again, and then the sewage ditch adapter pipe is switched to guide the flow direction of the clear water, and the sewage flows to a sewage ditch, so that the backflow of the sewage is avoided.
Preferably, the filter pressing subassembly is the equidistance and arranges, looks adaptation between filter pressing subassembly and the mounting bracket should set up to make structural connection reasonable, has improved the suitability between the structure.
Preferably, the method for improving the clean water of the waste plate-and-frame filter press comprises the following steps:
s1: the filter pressing device comprises a pressing assembly, a filter pressing assembly, a sewage inlet, a filter press, a sewage filter, a clear water inlet, a sewage filter and a water outlet, wherein the pressing assembly presses and concentrates a filter pressing structure, and then sewage to be treated is transported to the right through a connecting pipeline through the sewage inlet and enters the filter press;
s2: sewage is conveyed downwards under the action of a compressor, the sewage is filtered through a filter cloth structure of a filter press to filter out dirt, clear water is conveyed downwards continuously, impurities in the sewage are filtered through the filter cloth in the downward pressing process, and the filtering effect is good;
s3: the filtered clear water is transported leftwards along a plurality of clear water outlets which are distributed at equal intervals, the flow direction can be limited at the left end, a small amount of residual substances can be filtered again at the arranged filtering structure, the structure is cleaned and replaced at fixed intervals, and the continuous and efficient work of the structure is facilitated;
s4: the direction of the left flow converging into the water collecting well is blocked, the switching connecting pipe guides the water flow to the sewage ditch without backflow, so that the problem of overflow of the water collecting well is avoided, and the problem of over standard of fluorine ions is also avoided;
S5: accomplish sewage filter-pressing work, control extrusion structure release filter-pressing structure is discharged the pie dirt that impurity extrusion formed, with the dirt discharge back, waits for the use next time, and this blowdown mode can high-efficiently relapse to wash more and use, and work efficiency is high.
Compared with the prior art, the invention has the beneficial effects that:
according to the structure and the method for improving the clear water of the waste gas plate-and-frame filter press, the flow direction of the clear water after sewage filtration is changed in the structure, the clear water is prevented from repeatedly flowing back to the water collecting well, the water collecting well is in a high liquid level state for a long time, the overflow risk exists, the problem that the fluorine ions exceed the standard due to the emission of a waste water station due to the overflow can be solved, the safety of the water collecting well is improved, the reuse of the clear water of the filter press is reduced, and the low liquid level of the water collecting well is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic perspective view of the supporting mechanism of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2;
fig. 5 is a schematic three-dimensional structure diagram of the filter pressing mechanism of the invention.
In the figure: 1. a support mechanism; 2. an extrusion mechanism; 3. a filter pressing mechanism; 4. a transport mechanism; 101. a mounting frame; 102. a limiting seat; 103. an outer support block; 104. a support pillar; 201. a pressing plate; 202. a movable strut; 203. connecting a support; 301. a filter pressing assembly; 302. a filter cloth supporting block; 303. connecting grooves; 401. a sewage inlet; 402. a clear water outlet; 403. a connecting pipe; 404. a filter adapter; 405. sewage ditch switching pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the structure and the method for improving the clean water of the waste gas plate-and-frame filter press comprise a supporting mechanism 1, an extrusion mechanism 2, a filter pressing mechanism 3 and a transportation mechanism 4, wherein the extrusion mechanism 2 is positioned at the upper end of the supporting mechanism 1, the filter pressing mechanism 3 is positioned at the inner side of the extrusion mechanism 2, and the transportation mechanism 4 is positioned at the outer end of the filter pressing mechanism 3;
the extrusion mechanism 2 is movably connected with the supporting mechanism 1, and the filter pressing mechanism 3 is movably connected with the extrusion mechanism 2; the supporting mechanism 1 comprises an installation frame 101, a limiting seat 102, an outer supporting block 103 and supporting columns 104, the limiting seat 102 is fixedly installed at the left end and the right end of the installation frame 101, the outer supporting block 103 is fixedly installed at the outer end of the limiting seat 102, the supporting columns 104 are fixedly installed at the lower ends of the limiting seat 102, the supporting mechanisms 1 are installed outside, other structures are supported and helped to be stably connected, the subsequent work is helped to be stably carried out, the installation frame 101 and the limiting seat 102 are assembled into an external protection frame, the internal structure is protected, the arranged outer supporting block 103 penetrates through the inside, other movable connections with reasonable structures are helped, the arranged supporting columns 104 support the structure, and other external structures are convenient to connect with a main body;
The extrusion mechanism 2 comprises an extrusion plate 201, a movable supporting rod 202 and a connecting support 203, the extrusion plate 201 is movably arranged at the upper end of the mounting frame 101, the movable supporting rod 202 is fixedly arranged at the inner side of the outer supporting block 103, the connecting support 203 is fixedly arranged at the front end and the rear end of the extrusion plate 201, the extrusion mechanism 2 is arranged on the device and is used for extruding a filter pressing structure to help sewage filtering work to be carried out, the movable supporting rod 202 is used for supporting the filtering structure, and the connecting support 203 is arranged to help the extrusion plate 201 to be stably connected; the filter pressing mechanism 3 comprises a filter pressing component 301, filter cloth supporting blocks 302 and connecting grooves 303, the filter cloth supporting blocks 302 are fixedly arranged at the outer ends of the filter pressing component 301, the connecting grooves 303 are fixedly arranged in the middle of the outer ends of the filter pressing component 301, the filter pressing component 301 is arranged in the device in an equidistant mode through the filter pressing mechanism 3, impurities in sewage can be fully filtered, the filter pressing component 301 is arranged to be of a movable structure and can be extruded and concentrated and loosened, the filter cloth supporting blocks 302 are used for being connected with filter cloth, filtering work is convenient to perform, and the connecting grooves 303 are arranged to help to be connected with the structure stably, so that the working stability is improved;
the conveying mechanism 4 comprises a sewage inlet 401, a clean water outlet 402, a connecting pipe 403, a filtering joint 404 and a sewage ditch adapter pipe 405, the sewage inlet 401 is fixedly arranged above the outer end of the filter pressing assembly 301, the clean water outlet 402 is fixedly arranged below the outer end of the filter pressing assembly 301, the connecting pipe 403 is fixedly communicated with the left end of the clean water outlet 402, the filtering joint 404 is fixedly arranged at the rear end of the connecting pipe 403, the sewage ditch adapter pipe 405 is fixedly communicated with the lower end of the connecting pipe 403, the clean water obtained by filtering the sewage flows to the connecting pipe 403 along the clean water outlet 402 at the clean water conveying position by installing the conveying mechanism 4, the connecting pipe 403 is fixedly arranged at the left side of the structure and fixedly communicated with the clean water outlet 402 through the left extrusion plate 201, the clean water can be continuously conveyed, the filtering joint 404 is arranged at the rear end of the connecting pipe 403 to partially filter the clean water in the limited direction again, and then the sewage ditch adapter pipe 405 is adapted to guide the flow direction of the clean water, the sewage flows to a sewage ditch, and the backflow of the sewage is avoided; the filter pressing assemblies 301 are arranged at equal intervals, the filter pressing assemblies 301 are matched with the mounting frame 101, the structural connection is reasonable due to the arrangement, and the adaptability of the structures is improved;
In embodiment 1, realize some column structure of pressure filter work and mutually support for the work of pressure filter can be stable and reasonable going on, excellent in use effect, and the switching structure who sets up avoids the sump pit internal water to spill over with the change of clear water flow direction, has improved security and stability.
Example 2:
the method for improving the clear water of the waste plate-and-frame filter press comprises the following steps:
s1: the filter pressing device comprises a pressing assembly, a filter pressing assembly, a sewage inlet, a filter press, a sewage filter, a clear water inlet, a sewage filter and a water outlet, wherein the pressing assembly presses and concentrates a filter pressing structure, and then sewage to be treated is transported to the right through a connecting pipeline through the sewage inlet and enters the filter press;
s2: sewage is conveyed downwards under the action of a compressor, the sewage is filtered through a filter cloth structure of a filter press to filter out dirt, clear water is conveyed downwards continuously, impurities in the sewage are filtered through the filter cloth in the downward pressing process, and the filtering effect is good;
s3: the filtered clear water is transported leftwards along a plurality of clear water outlets which are distributed at equal intervals, the flow direction can be limited at the left end, a small amount of residual substances can be filtered again at the arranged filtering structure, the structure is cleaned and replaced at fixed intervals, and the continuous and efficient work of the structure is facilitated;
S4: the direction of the left flow converging into the water collecting well is blocked, the switching connecting pipe guides the water flow to the sewage ditch without backflow, so that the problem of overflow of the water collecting well is avoided, and the problem of over standard of fluorine ions is also avoided;
s5: accomplish sewage filter-pressing work, control extrusion structure release filter-pressing structure is discharged the pie dirt that impurity extrusion formed, with the dirt discharge back, waits for the use next time, and this blowdown mode can high-efficiently relapse to wash more and use, and work efficiency is high.
In embodiment 2, change clear water backward flow direction switching and guide its direction of transportation to the sewer, no longer flow back to in the sump pit, consequently no longer be in the state of high liquid level for a long time in the sump pit, the difficult problem that overflows appears, the effectual problem of avoiding fluorine ion pollution improves the clear water flow direction of pressure filter and obtains improving.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. Based on realize structure that waste gas plate and frame filter press clear water improves, including supporting mechanism (1), extrusion mechanism (2), filter pressing mechanism (3) and transport mechanism (4), its characterized in that: the extrusion mechanism (2) is positioned at the upper end of the supporting mechanism (1), the filter pressing mechanism (3) is positioned at the inner side of the extrusion mechanism (2), and the conveying mechanism (4) is positioned at the outer end of the filter pressing mechanism (3);
The extrusion mechanism (2) is movably connected with the supporting mechanism (1), and the filter pressing mechanism (3) is movably connected with the extrusion mechanism (2).
2. The structure based on realize that waste gas plate and frame filter press clear water improves of claim 1, characterized by: supporting mechanism (1) includes mounting bracket (101), spacing seat (102), outer supporting block (103) and support column (104), both ends about mounting bracket (101) fixed mounting is in spacing seat (102), outer supporting block (103) fixed mounting is in the outer end of spacing seat (102), support column (104) fixed mounting is at the lower extreme of spacing seat (102).
3. The structure based on realize that waste gas plate-and-frame filter press clear water improves of claim 2, characterized by: the extrusion mechanism (2) comprises an extrusion plate (201), a movable supporting rod (202) and a connecting support (203), wherein the extrusion plate (201) is movably mounted at the upper end of the mounting frame (101), the movable supporting rod (202) is fixedly mounted on the inner side of the outer supporting block (103), and the connecting support (203) is fixedly mounted at the front end and the rear end of the extrusion plate (201).
4. The structure based on realize that waste gas plate-and-frame filter press clear water improves of claim 3, characterized by: filter pressing mechanism (3) include filter pressing subassembly (301), filter cloth supporting shoe (302) and spread groove (303), filter cloth supporting shoe (302) fixed mounting is in the outer end of filter pressing subassembly (301), the fixed middle part that sets up in filter pressing subassembly (301) outer end of spread groove (303).
5. The structure based on realize that waste gas plate-and-frame filter press clear water improves of claim 4, characterized by: transport mechanism (4) include sewage import (401), clear water export (402), connecting pipe (403), filtering joint (404) and sewer switching pipe (405), sewage import (401) is fixed to be set up in the top of filter pressing subassembly (301) outer end, clear water export (402) is fixed to be set up in the below of filter pressing subassembly (301) outer end, the left end at clear water export (402) is connected in the fixing of connecting pipe (403), filtering joint (404) fixed mounting is in the rear end of connecting pipe (403), sewer switching pipe (405) is fixed to be connected in the lower extreme of connecting pipe (403).
6. The structure based on realize that waste gas plate-and-frame filter press clear water improves of claim 5, characterized by: the filter pressing assembly (301) is arranged at an equal distance, and the filter pressing assembly (301) is matched with the mounting rack (101).
7. The structure based on realize that waste gas plate-and-frame filter press clear water improves of claim 1-6, characterized by: the method for improving the clean water of the waste plate-and-frame filter press comprises the following steps:
s1: firstly, extruding and concentrating a filter pressing structure by an extruding component, and then transporting sewage to be treated rightwards through a sewage inlet by a connecting pipeline to enter a filter press;
S2: sewage is transported downwards under the action of a compressor, and is filtered through a filter cloth structure of a filter press, dirt is filtered out, and clear water is continuously transported downwards;
s3: the filtered clear water is transported leftwards along a plurality of clear water outlets which are distributed at equal intervals;
s4: the direction of the left flow converging into the water collecting well is blocked, and the switching connecting pipe guides the water flow to the sewage ditch;
s5: and (4) finishing the sewage filter pressing work, and controlling the extrusion structure to release the filter pressing structure to discharge the cake-shaped dirt formed by extruding the impurities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165798.XA CN114515452A (en) | 2022-02-21 | 2022-02-21 | Structure and method for improving clean water of plate-and-frame filter press based on waste gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165798.XA CN114515452A (en) | 2022-02-21 | 2022-02-21 | Structure and method for improving clean water of plate-and-frame filter press based on waste gas |
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| CN114515452A true CN114515452A (en) | 2022-05-20 |
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| CN202210165798.XA Pending CN114515452A (en) | 2022-02-21 | 2022-02-21 | Structure and method for improving clean water of plate-and-frame filter press based on waste gas |
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2022
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| CN202822908U (en) * | 2012-08-07 | 2013-03-27 | 青岛黄金铅锌开发有限公司 | Automatic hydraulic water pan of pressure filter |
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Application publication date: 20220520 |