CN116492729B - Plate-frame type high-efficiency separation filter press system - Google Patents
Plate-frame type high-efficiency separation filter press system Download PDFInfo
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- CN116492729B CN116492729B CN202310737876.3A CN202310737876A CN116492729B CN 116492729 B CN116492729 B CN 116492729B CN 202310737876 A CN202310737876 A CN 202310737876A CN 116492729 B CN116492729 B CN 116492729B
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- sewage
- pressing
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- 238000000926 separation method Methods 0.000 title claims abstract description 77
- 230000007246 mechanism Effects 0.000 claims abstract description 112
- 238000003825 pressing Methods 0.000 claims abstract description 100
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 239000010865 sewage Substances 0.000 claims abstract description 85
- 238000004140 cleaning Methods 0.000 claims abstract description 63
- 239000004744 fabric Substances 0.000 claims abstract description 62
- 238000011010 flushing procedure Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims abstract description 18
- 230000009471 action Effects 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- 239000010802 sludge Substances 0.000 claims description 19
- 230000000712 assembly Effects 0.000 claims description 14
- 238000000429 assembly Methods 0.000 claims description 14
- 230000018044 dehydration Effects 0.000 claims description 11
- 238000006297 dehydration reaction Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 13
- 208000005156 Dehydration Diseases 0.000 description 10
- 238000005056 compaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000005201 scrubbing Methods 0.000 description 4
- 230000001680 brushing effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- B01D25/28—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating
- B01D25/282—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying
- B01D25/284—Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying by gases or by heating
-
- 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
- B01D25/32—Removal of the filter cakes
- B01D25/38—Removal of the filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements sprayers
- B01D25/383—Brushes
-
- 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
- B01D25/32—Removal of the filter cakes
- B01D25/38—Removal of the filter cakes by moving parts, e.g. scrapers, contacting stationary filter elements sprayers
- B01D25/386—Nozzles
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a plate-frame type efficient separation filter press system, which belongs to the technical field of mud-water separation equipment and comprises a ground connection frame, wherein a left vertical seat and a right vertical seat are respectively and fixedly arranged at the left side and the right side of the ground connection frame, two horizontal connecting beams are arranged between the left vertical seat and the right vertical seat along the interval, the left end and the right end of each horizontal connecting beam are respectively fixed on the left vertical seat and the right vertical seat at corresponding positions, and a pressurizing plate-frame rapid separation mechanism is arranged above two limiting guide rails. According to the invention, the pressing mechanism is used for pressing the pressing plate frame quick separation mechanism, water liquid in the mud-containing sewage is pressed into the liquid storage cavity through the filter cloth under the action of high pressure, and mud cakes are trapped in the mud cake cavity, so that quick separation of mud and water is realized. The shifting recoil unit is used for back flushing the inside of the pressurizing plate frame quick-speed separating mechanism, the automatic cleaner is matched with high-pressure water flow to brush the inner side of the filter cloth, and the separated anti-blocking filter frame component and the outer surface of the pressurizing plate component can be cleaned through the hanging quick-dismantling type filter cloth cleaning mechanism.
Description
Technical Field
The invention relates to the technical field of mud-water separation of plate-and-frame filter presses, in particular to a plate-and-frame efficient separation filter press system.
Background
The plate-frame filter press belongs to a common solid-liquid separation device, is used for separating or concentrating solid-liquid materials, mainly consists of filter plates and filter frames which are arranged at intervals, and is widely applied to the industries of chemical sewage, mines, foods, pharmacy, textile, printing and dyeing and the like. When the plate-and-frame filter press is applied to chemical sewage treatment, flocculated sewage is conveyed to the filter press, water and free water in the sludge are separated under the action of gravity to form sludge in a state of being incapable of flowing freely, and the sludge is extruded and dehydrated to form a filter cake under the action of extrusion force and shearing force.
At present, there are a plurality of plate-and-frame filter presses that carry out filter-pressing separation to mud in prior art, for example, the patent literature that publication (bulletin) number is CN215841817U discloses a plate-and-frame filter press, and its main structure includes support frame and filter frame, be equipped with between the adjacent outer wall of support frame with a plurality of filter frame assorted guiding mechanism, outer wall one side of support frame is equipped with pushing and pressing mechanism, the outer wall both sides of filter frame are equipped with filtering mechanism … … outer wall one side of filter frame is equipped with the hose that links to each other with T shape hole, be equipped with the conveyer pipe between the adjacent outer wall of support frame, the one end that the filter frame was kept away from to the hose all is equipped with the barometer with the outer wall one side fixed connection of conveyer pipe, the one end of conveyer pipe. The filter press disclosed in the above patent document can play the role of detecting the sludge pressure in real time by arranging the annular groove, the rubber film, the T-shaped hole, the piston, the hose, the conveying pipe and the barometer, and avoid the situation that the filtering effect is poor because the sludge is not discharged in time, but the filter plate structure is still a traditional filter plate adopted, so that the separation efficiency of the filter press is poor, the separation efficiency can be influenced after long-time use, the water content of the dehydrated mud cake is easily increased, the standard requirement cannot be met, even the mud cake is difficult to form, and the situation that the mud cake is excessively adhered to the filter cloth is caused.
Therefore, the invention optimizes and improves the problems existing in the sludge press filtration treatment process of the existing plate-and-frame press filter, and designs a plate-and-frame press filter system which can realize efficient separation of muddy water and ensure the separation effect, so as to better solve the problems existing in the prior art.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a plate-and-frame type efficient separation filter press system which can fully remove water in sludge, effectively reduce the water content in mud cakes and effectively flush the inside of a pressurizing plate-and-frame type rapid separation mechanism.
The invention aims to solve one of the technical problems, and adopts the following technical scheme:
the plate-frame type efficient separation filter press system comprises a ground connection frame, wherein a hydraulic station control system is arranged at the right end of the ground connection frame, a left vertical seat and a right vertical seat are respectively and fixedly arranged at the left side and the right side of the ground connection frame, two horizontal connecting beams are arranged between the left vertical seat and the right vertical seat at parallel intervals, the left end and the right end of each horizontal connecting beam are respectively fixed on the left vertical seat and the right vertical seat at corresponding positions, a limit guide rail is respectively fixed at the top of each horizontal connecting beam, a pressurizing plate-frame quick separation mechanism is arranged on each limit guide rail, and the bottoms of the pressurizing plate-frame quick separation mechanisms are arranged on the two limit guide rails; the right vertical seat is provided with a pressing mechanism, the expansion and contraction of the pressing mechanism is controlled by the hydraulic station control system, and the quick pressing plate frame separating mechanism is used for separating mud from water of mud-containing sewage entering the pressing mechanism under the action of the pressing mechanism.
Optionally, the quick separating mechanism of pressure plate frame includes a plurality of anti-blocking type filter frame subassembly that mutual interval set up, is provided with respectively between adjacent anti-blocking type filter frame subassembly and fills the filter-pressing plate subassembly, in each fill the bottom of filter-pressing plate subassembly and each anti-blocking type filter frame subassembly the bottom is fixed mounting respectively has the direction wheelset, each direction wheelset is all slidable mounting in corresponding position department on the spacing guide rail, adjacent anti-blocking type filter frame subassembly with fill between the filter-pressing plate subassembly and be connected through a flexible linkage drawknot piece, each one end of flexible linkage drawknot piece is fixed prevent that anti-blocking type filter frame subassembly is last, the other end is fixed fill on the filter-pressing plate subassembly, be located the right-hand member of flexible linkage drawknot piece is fixed on compressing mechanism.
Optionally, a front-back telescopic lateral limiting unit is symmetrically arranged at the front side and the back side of the quick separation mechanism of the pressurizing plate frame, and the two front-back telescopic lateral limiting units realize limiting constraint on the quick separation mechanism of the pressurizing plate frame through relative movement;
and after the two front and rear telescopic lateral limiting units move in place in a back-to-back mode, limiting of the pressurizing plate frame rapid separating mechanism between the two front and rear telescopic lateral limiting units in the front-to-back direction is released.
Optionally, the filter-pressing plate filling assembly comprises a filter plate frame, two elastic metal filter plates are arranged in the inner cavity of the filter plate frame at intervals along the left-right direction, a pressurizing cavity is formed between the two elastic metal filter plates, mud cake cavities are formed in the outer cavities of the two elastic metal filter plates, and a flow guiding cavity which communicates the mud cake cavities at two sides is formed in the bottom frame of the filter plate frame along the left-right direction; the air inlet arranged in the middle of the rear side of the pressurizing cavity is connected with an external high-pressure air source through an air inlet pipe joint, when the high-pressure air is filled in the pressurizing cavity, the two elastic metal filter plates are outwards bulged, further compression and dehydration of sludge in the mud cake cavity are realized, and water removed by further compression can enter the anti-blocking filter frame assembly at a corresponding position;
the front side and the rear side of the filter plate frame are respectively fixedly provided with a U-shaped clamping seat, and each U-shaped clamping seat is movably clamped on the front-rear telescopic lateral limiting unit at the corresponding position.
Optionally, the anti-blocking filter frame assembly includes a filter frame body, filter cloths are wrapped on the left and right sides of the filter frame body, the filter cloths and the filter frame body enclose a liquid storage cavity, a frame body at the lower part of the front side of the filter frame body is provided with a flow guide channel penetrating in the left and right directions, openings are respectively arranged on the filter cloths at the corresponding positions of the flow guide channels, and the flow guide channels are respectively communicated with a flow guide cavity and the interior of a mud cake cavity at the corresponding positions; the back side of the filtering frame body is provided with a cleaning port and a sewage outlet which are communicated with the inside of the frame body from top to bottom, the cleaning port and the sewage outlet are respectively connected with a water inlet flushing joint and a water outlet sewage outlet joint, the water inlet flushing joint is connected with an external high-pressure cleaning water source, and a flushing water pump and a sewage pump are respectively arranged on a pipeline connected with the water inlet flushing joint and the water outlet sewage outlet joint.
Optionally, the flexible linkage drawknot piece includes a drawknot rope, the both ends of drawknot rope are respectively fixed mounting on the U type joint seat of corresponding position department.
Optionally, the bottom of the filter plate frame is fixedly provided with the guide wheel sets along the front-rear direction, and each guide wheel set is respectively clamped on the limit guide rail at the corresponding position through a limit groove at the bottom of the guide wheel set;
the bottom of the filter frame body is fixedly provided with the guide wheel sets along the front-rear direction of the filter frame body, and each guide wheel set is clamped on the corresponding limit guide rail through the limit groove at the bottom of the guide wheel set.
Optionally, the hold-down mechanism includes the fixed thread locating pipe that wears to establish on the right upright seat the internal thread chamber of thread locating pipe is rotatory to be installed a horizontal setting's hold-down cylinder be provided with on the cylinder lateral wall of hold-down cylinder with thread locating pipe internal thread matched with external screw thread, the business turn over hydraulic fluid port of hold-down cylinder respectively through oil pipe with hydraulic station control system is connected with a T type piece at the piston rod front end fixedly connected with of hold-down cylinder, T type piece movable fit cartridge is in the T type inslot of seting up on a connecting seat terminal surface the left end fixed mounting of connecting seat has a clamp disc, the left end face of clamp disc is used for the butt to be in on the quick separating mechanism of clamp plate frame the recoil rigid pipe of recoil that is connected with the quick separating mechanism of clamp plate frame's water-containing mud passageway is seted up on the lower part, is connected with the recoil rigid pipe of installing automatically controlled valve on the recoil channel, the right end of recoil rigid pipe freely passes right upright seat and is connected with a shift unit who installs right upright seat.
Optionally, the plate-and-frame type efficient separation filter press system provided by the invention further comprises a sewage feeding unit, wherein a feeding channel is arranged on the left vertical seat, and the sewage feeding unit is connected with a mud-containing sewage channel of the pressurizing plate-and-frame type rapid separation mechanism through the feeding channel;
the upstream of the sewage feeding unit is connected with an external sewage storage tank through a pipeline provided with a two-way pump, the sewage feeding unit comprises a sewage feeding pipeline connected with a feeding channel, and a sewage feeding electromagnetic valve is arranged on the sewage feeding pipeline.
Optionally, a lifting quick-release filter cloth cleaning mechanism is arranged above the pressurizing plate frame quick-release mechanism.
Compared with the prior art, the invention has the following beneficial effects:
1. when the plate-frame type high-efficiency separation filter press system provided by the invention is used for dewatering mud-containing sewage, the pressing mechanism can be used for pressing the quick separation mechanism of the pressing plate frame to form a mud-containing sewage channel and a mud cake cavity for performing filter pressing operation, the pressurized sewage enters the mud cake cavity in the quick separation mechanism of the pressing plate frame, water liquid in the mud-containing sewage is pressed into the liquid storage cavity through the filter cloth under the action of high pressure, and mud cakes are trapped in the mud cake cavity, so that the quick separation of mud and water is realized.
2. In the process of carrying out mud-water filter-pressing separation, the pressurizing cavities at two sides of the mud-water filter-pressing plate assembly can be outwards expanded by filling high-pressure gas into the mud-water filter-pressing plate assembly, so that the purpose of further filter-pressing mud in mud cake cavities at two sides of the mud-water filter-pressing plate assembly is achieved, water in the mud can be further separated, the purpose of mud-water efficient separation can be achieved through two times of filter-pressing, and the water content in mud cakes is effectively reduced.
3. The invention is provided with a shifting recoil unit for back flushing the inside of the quick separation mechanism of the pressurizing plate frame, the inner side of the filter cloth is brushed by the automatic cleaner on the inner side of the filter cloth in combination with high-pressure water flow, the cleaning effect of the filter cloth is ensured, and simultaneously, the separated anti-blocking filter frame assemblies and the outer surfaces of the pressurizing plate assemblies are flushed by the lifting quick-dismantling filter cloth cleaning mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or features are generally identified by like reference numerals throughout the drawings. In the drawings, the elements or components are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of a partial cross-sectional structure of the present invention.
Fig. 3 is a schematic view of a partial internal structure of the quick separation mechanism of the pressurizing plate frame in the invention.
Fig. 4 is a schematic diagram of the internal structure of the anti-blocking filter frame assembly of the present invention.
Fig. 5 is a schematic top view of the structure of the blocking-preventing filter frame assembly and the adjacent filter pressing plate assembly in a tight state.
Fig. 6 is a schematic view of a partial left-hand structure of the anti-clogging filter frame assembly of the present invention.
In the figure, 1, a ground connecting rack; 2. a hydraulic station control system; 3. a left vertical seat; 4. a right vertical seat; 5. a horizontal connecting beam; 6. limit guide rail; 7. a feed channel; 8. an anti-blocking filter frame assembly; 9. filling a filter pressing plate assembly; 10. a sewage feed line; 11. a sewage feeding electromagnetic valve; 12. a guide wheel set; 13. a guide long shaft; 14. a left end seat; 15. a right end seat; 16. a limit nut; 17. a horizontal telescopic electric cylinder; 18. a threaded positioning tube; 19. a compression cylinder; 20. a T-shaped block; 21. a connecting seat; 22. a pressing plate; 23. a recoil channel; 24. an electric control valve; 25. recoil rigid tube; 26. a shift seat; 27. a follower wheel set; 28. cleaning a conveying pump; 29. a filter plate frame; 30. an elastic metal filter plate; 31. a pressurizing cavity; 32. a mud cake cavity; 33. a diversion cavity; 34. an air inlet pipe joint; 35. a U-shaped clamping seat; 36. a U-shaped clamping groove; 37. a filter frame; 38. a filter cloth; 39. a diversion channel; 40. a cleaning port; 41. a sewage outlet; 42. flushing the joint by water inlet; 43. a water outlet pollution discharge joint; 44. a flushing water pump; 45. a sewage pump; 46. a liquid storage cavity; 47. a fixed sleeve; 48. a linkage cleaning rotating shaft; 49. rotating the shaft sleeve; 50. radial spokes; 51. hydraulic pushing blades; 52. cleaning the soft bristles; 53. tying the rope; 54. a rectangular frame; 55. lifting and positioning cylinders; 56. an inverted U-shaped clamping seat; 57. a horizontal screw; 58. a motor frame; 59. a position-adjusting cleaning motor; 60. moving the slide; 61. high-pressure jet cleaning nozzle; 62. hanging lug seats; 63. the mud cake is connected with a feed box.
Detailed Description
Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 6, the plate and frame type efficient separation filter press system provided in this embodiment includes a ground frame 1, and a hydraulic station control system 2 is installed at the top of the right end of the ground frame 1.
For convenience of description, the left-right direction of the paper surfaces of fig. 1 and 2 will be designated as the left-right direction of the filter press system, the outward direction perpendicular to the paper surface being the front, and the inward direction perpendicular to the paper surface being the rear.
The left and right sides of the ground connection frame 1 are respectively and fixedly provided with a left stand 3 and a right stand 4, two horizontal connecting beams 5 are arranged between the left stand 3 and the right stand 4 at intervals along the front-back direction in parallel, and the left and right ends of the two horizontal connecting beams 5 are respectively fixed on the left stand 3 and the right stand 4 at corresponding positions. A limit guide rail 6 is respectively fixed at the top of each horizontal connecting beam 5, a pressurizing plate frame quick-separating mechanism is arranged on the two limit guide rails 6, and the bottom of the pressurizing plate frame quick-separating mechanism is slidably arranged on the two limit guide rails 6. The right vertical seat 4 is provided with a pressing mechanism, the expansion and contraction of the pressing mechanism is controlled by the hydraulic station control system 2, and the quick separating mechanism of the pressing plate frame performs mud-water separation on mud-containing sewage entering the pressing mechanism under the action of the pressing mechanism.
Specifically, fill anti-blocking filter frame subassembly 8 that board frame quick separation mechanism includes a plurality of mutual interval setting, install respectively between adjacent anti-blocking filter frame subassembly 8 and fill filter pressing board subassembly 9, the bottom that fills filter pressing board subassembly 9 and the bottom of each anti-blocking filter frame subassembly 8 respectively fixed mounting have direction wheelset 12, direction wheelset 12 slip spacing joint is at the top of the spacing guide rail 6 of corresponding position department, be convenient for fill filter pressing board subassembly 9 and anti-blocking filter frame subassembly 8 and keep fluency and good guidance quality when controlling the removal, reduce the resistance in the motion. The left end face of the left-most anti-blocking filter frame component 8 is matched and abutted against the left vertical seat 3 in the filter pressing dehydration working state, and the right end face of the right-most anti-blocking filter frame component 8 is matched and abutted against the pressing mechanism in the filter pressing dehydration working state. The adjacent anti-blocking filter frame assemblies 8 are connected with the filter pressing plate filling assembly 9 through a flexible linkage drawknot piece, one end of each flexible linkage drawknot piece is fixed on the anti-blocking filter frame assembly 8, the other end of each flexible linkage drawknot piece is fixed on the filter pressing plate filling assembly 9, and the right end of the flexible linkage drawknot piece positioned on the rightmost side is fixed on the pressing mechanism.
Specifically, the guide roller sets 12 are respectively mounted on the filter plate frame 29 and the filter frame 37 in the front-rear direction of the bottom, and each guide roller set 12 is respectively clamped on the limit guide rail 6 at the corresponding position through the limit groove at the bottom.
Specifically, the filter-pressing plate filling assembly 9 includes a filter plate frame 29 that is vertically arranged, the filter plate frame 29 is a square frame body, two elastic metal filter plates 30 are arranged in the inner cavity of the filter plate frame 29 at intervals along the left-right direction, a pressurizing cavity 31 is formed between the two elastic metal filter plates 30, mud cake cavities 32 are formed in the outer cavities of the two elastic metal filter plates 30, and a flow guiding cavity 33 that communicates the mud cake cavities 32 on two sides is formed in the bottom frame body of the filter plate frame 29 along the left-right direction.
In one embodiment, the thickness of the elastic metal filter plate 30 is 0.2-0.5mm, and the elastic metal filter plate is made of stainless steel. By adopting stainless steel with proper thickness as the manufacturing material of the elastic metal filter plate 30, the strength of the elastic metal filter plate 30 can be better ensured, and the elastic metal filter plate can realize certain deformation return capability and play a role of an elastic pressing plate.
Specifically, the anti-blocking filter frame assembly 8 comprises a filter frame body 37 which is vertically arranged, wherein filter cloth 38 is coated on the left side and the right side of the filter frame body 37, and a liquid storage cavity 46 is enclosed by the filter cloth 38 and the filter frame body 37; a guide channel 39 penetrating the filter frame 37 in the left-right direction is provided on the frame at the lower part of the front side of the filter frame, an opening is provided on the filter cloth 38 at the position corresponding to the port of the guide channel 39, and the guide channel 39 is respectively communicated with the guide cavity 33 and the mud cake cavity 32 at the corresponding positions. The anti-blocking filter frame assembly 8 is used as a water filtering structure, and after being compressed by the compressing mechanism, the filter cloth 38 and the corresponding mud cake cavity 32 are matched to form a filter cake forming position with the adjacent filter filling plate assembly 9. The mud-containing sewage is continuously and sequentially conveyed to the downstream mud cake chamber 32 through a mud-containing sewage channel formed by the diversion chamber 33 and the diversion channel 39 positioned at the lower part of the front side of the filtering frame 37.
A cleaning port 40 and a sewage outlet 41 which are communicated with the inside of the frame body are arranged at the rear side of the filter frame body 37 from top to bottom, and a water inlet flushing joint 42 and a water outlet sewage outlet joint 43 are respectively communicated with the cleaning port 40 and the sewage outlet 41.
Further, the air inlet hole arranged in the middle of the rear side of the pressurizing cavity 31 is connected with an external high-pressure air source through the air inlet pipe connector 34, the air pressure gauge is arranged on the air inlet pipe connector 34, when the high-pressure air is filled in the pressurizing cavity 31, the two elastic metal filter plates 30 are outwards bulged, at the moment, the sludge in the mud cake cavity 32 is continuously extruded, further compression and dehydration of the sludge in the mud cake cavity 32 are realized, the mud-water separation effect is ensured, the water content of the mud cake is reduced, and the water removed by further compression can enter the anti-blocking filter frame assembly 8 and then be discharged.
During operation, the whole plate-frame type high-efficiency separation filter press system integrally depends on oil supply of the hydraulic station control system 2 to drive the pressing mechanism 2 to extend leftwards so as to compress the whole pressing plate-frame type rapid separation mechanism, and the working state of filter pressing mud-containing sewage is achieved. The pressing mechanism applies force leftwards to push each filter pressing plate assembly 9 and the anti-blocking filter frame assembly 8 to be close to each other and finally in a tight and pressed state. Then, the mud-containing sewage sequentially enters the corresponding mud cake cavities 32 and gradually fills the mud cake cavities 32, and the water in the mud-containing sewage continuously flows into the liquid storage cavity 46 through the filter cloth 38 and is transferred and output from the water-outlet and sewage-discharging joint 43. The sludge in the mud cake cavity 32 is continuously piled up and dehydrated to finally form mud cakes; the pressurizing chamber 31 may be filled with high pressure gas as needed to further dewater the mud cake in the mud cake chamber 32 by pressing the mud cake again with the elastic metal filter plate 30 bulged outward.
When the press filtration dehydration is finished, the pressing mechanism is controlled to return, and under the action of each flexible linkage drawknot piece, each filter pressing plate assembly 9 and each anti-blocking filter frame assembly 8 are sequentially pulled open, and the mud cake cavity 32 is separated from the filter cloth 38.
In the preferred embodiment, the filter plate frames 29 at the end surfaces of both ends of the flow guiding chamber 33 are provided in a downwardly inclined surface structure, which can facilitate the rapid falling of the mudcake out of the mudcake chamber 32 when separating the mudcake.
Further, the front side and the rear side of the quick separation mechanism for the pressurizing plate frame are symmetrically provided with a front telescopic side and a rear telescopic side limiting unit respectively, the two front telescopic side and the rear telescopic side limiting units realize limiting constraint on the quick separation mechanism for the pressurizing plate frame between the two front telescopic side and the rear telescopic side limiting units through relative movement, and limiting of the quick separation mechanism for the pressurizing plate frame between the two front telescopic side and the rear telescopic side limiting units in the front direction and the rear direction is relieved after the two front telescopic side and the rear telescopic side limiting units move in place in a back-to-back mode.
The limiting guide rail 6 can realize left and right limiting guide on the bottoms of the anti-blocking filter frame assemblies 8 and the filter pressing plate assembly 9 on the quick separating mechanisms of the various pressurizing plate frames, and meanwhile, the front and rear telescopic lateral limiting units are used for further limiting in the front and rear directions, so that the stability and the movement fluency of the whole quick separating mechanism of the pressurizing plate frames when the quick separating mechanisms of the pressurizing plate frames are pushed by the compressing mechanisms are guaranteed.
Specifically, the front-back telescopic lateral limiting unit comprises two horizontally arranged guide long shafts 13, the two guide long shafts 13 are respectively arranged on the front side and the rear side of the quick separation mechanism of the pressurizing plate frame, the two ends of the guide long shafts 13 are respectively movably sleeved with a left end seat 14 and a right end seat 15, the two ends of the guide long shafts 13 are respectively provided with external threads, limiting nuts 16 are respectively screwed on the external threads at the two ends of the guide long shafts 13, the limiting nuts 16 at the two ends are respectively abutted against the left end seat 14 and the right end seat 15, the left end seat 14 and the right end seat 15 are respectively fixed on piston rods of two horizontal telescopic electric cylinders 17 in synchronous motion, and the cylinder bodies of the two horizontal telescopic electric cylinders 17 are respectively fixedly installed on the left vertical seat 3 and the right vertical seat 4 at corresponding positions.
Further, a U-shaped clamping seat 35 is fixedly welded on the front and rear sides of the filter plate frame 29, and each U-shaped clamping seat 35 is movably clamped on the front and rear telescopic lateral limiting units at the corresponding positions through a U-shaped clamping groove 36, specifically, the guide long shaft 13 is clamped in the U-shaped clamping groove 36. The flexible linkage drawknot member comprises a drawknot rope 53, and two ends of the drawknot rope 53 are respectively and fixedly arranged on the U-shaped clamping seat 35 at the corresponding position.
The front-back telescopic lateral limiting units have the main functions of limiting left and right, and the two front-back telescopic lateral limiting units are matched to achieve the purpose of preventing the pressurizing plate frame quick separating mechanism between the front-back telescopic lateral limiting units from shaking back and forth. When the quick separating mechanism of the pressurizing plate frame is required to be detached from the ground connecting frame, the piston rods of the corresponding horizontal telescopic electric cylinders 17 on the two front-back telescopic lateral limiting units can be controlled to extend out, so that the corresponding guide long shafts 13 can be driven to be separated from the U-shaped clamping seats 35.
Further, the plate-and-frame type efficient separation filter press system provided by the embodiment further comprises a sewage feeding unit, wherein a feeding channel 7 is arranged on the left vertical seat, and the sewage feeding unit is connected with a mud-containing sewage channel of the pressurizing plate-and-frame rapid separation mechanism through the feeding channel.
Specifically, the upstream of the sewage feeding unit is connected with an external sewage storage tank through a pipeline provided with a two-way pump, the sewage feeding unit comprises a sewage feeding pipeline 10 connected with a feeding channel, and a sewage feeding electromagnetic valve 11 is arranged on the sewage feeding pipeline 10.
When the filter pressing dehydration treatment of the mud-containing sewage is needed, the sewage feeding electromagnetic valve 11 is started, the external mud-containing sewage is introduced into the feeding channel on the left vertical seat 3, and then enters the corresponding mud cake cavity 32 through the mud-containing sewage channel, so that mud-water separation is realized.
In one embodiment, the compressing mechanism comprises a threaded positioning tube 18 fixedly penetrating through the right vertical seat 4, a compressing cylinder 19 arranged horizontally is rotatably installed in an inner threaded cavity of the threaded positioning tube 18, an outer thread matched with the inner thread of the threaded positioning tube 18 is arranged on the outer side wall of a cylinder barrel of the compressing cylinder 19, oil inlet and outlet ports of the compressing cylinder 19 are respectively connected with the hydraulic station control system 2 through oil pipes, a T-shaped block 20 is fixedly connected to the front end of a piston rod of the compressing cylinder 19, the T-shaped block 20 is movably inserted into a T-shaped groove in the center of the end face of a connecting seat 21, the connecting seat 21 is formed by welding two symmetrically arranged half seats, a compressing disc 22 is fixedly installed at the left end part of the connecting seat 21, and the left end face of the compressing disc 22 is abutted to the compressing plate frame quick separating mechanism.
The working principle of the pressing mechanism is as follows: when the mud-containing sewage is needed to be filtered, the hydraulic station control system 2 is utilized for oil supply, the piston rod of the compression oil cylinder 19 is controlled to extend leftwards, the compression disc 22 at the left end of the compression oil cylinder is driven to tightly support each filter-pressing plate assembly 9 and the anti-blocking type filter frame assembly 8 which form the quick separation mechanism of the filter-pressing plate frame in place, and the mud-containing sewage is introduced after the filter-pressing plate assembly is in place for filter-pressing separation operation. The pre-installation position of the whole compression cylinder 19 can be pre-positioned and adjusted by rotating the position of the whole cylinder barrel, so that the whole compression cylinder 19 is ensured to be in a proper working position, and good compression effect can be achieved when the subsequent piston rod extends.
Further, a back flushing channel 23 is arranged at the lower part of the compaction plate 22, and is communicated with the water-containing sludge channel of the quick separation mechanism of the compaction plate frame. The recoil channel 23 is connected with a recoil rigid pipe 25 provided with an electric control valve 24, and the right end of the recoil rigid pipe 25 freely penetrates through the right vertical seat 4 and is connected with a shifting recoil unit arranged on the right side ground connection frame 1 of the right vertical seat 4.
The recoil rigid pipe 25 can move along with the compaction disc 22 in the moving process of the compaction disc, and the recoil rigid pipe 25 plays a role of introducing cleaning liquid to wash the mud cake cavity 32 and each channel when the whole compaction disc frame quick separation mechanism is washed in the later stage.
Specifically, the shifting recoil unit comprises a shifting seat 26, a following wheel set 27 is installed at the bottom of the shifting seat 26, a cleaning and conveying pump 28 is fixedly installed on the shifting seat 26, a liquid inlet of the cleaning and conveying pump 28 is connected with an external cleaning water source through a pipeline, and a liquid outlet of the cleaning and conveying pump 28 is connected with the recoil rigid pipe 25.
When the filter press needs to be backwashed, the pressurizing plate frame quick-speed separating mechanism is compressed again, the cleaning conveying pump 28 is started, and the external cleaning liquid is conveyed to the inside of the pressurizing plate frame quick-speed separating mechanism to realize backwashed. When the back flushing rigid pipe 25 moves to the right passively, the shifting back flushing unit is driven to move synchronously to the right, and the shifting back flushing unit moves along with the back flushing rigid pipe 25, so that the flexibility of the whole structure can be ensured, and the rapidity of back flushing of the pressurizing plate frame quick separation mechanism by using the shifting back flushing unit is ensured.
In the preferred embodiment, a filter cloth inside automatic cleaner is installed in the liquid storage cavity 46 enclosed by the filter cloth 38 and the filter frame 37, and the filter cloth inside automatic cleaner brushes and cleans the inner surface of the filter cloth 38 through the fixed shaft rotation after being impacted by the high pressure cleaning water flowing in from the outside.
Furthermore, the water inlet flushing joint 42 is connected with an external high-pressure cleaning water source, and a flushing water pump 44 and a sewage pump 45 are respectively arranged on the pipelines where the water inlet flushing joint 42 and the water outlet sewage joint 43 are arranged. The flushing water pump 44 and the sewage pump 45 provided therein serve to convey water flow, and provide a certain water pressure to the water flow.
When the mud cake is dehydrated, the high-pressure water flow impact force entering through the water inlet flushing joint 42 drives the filter cloth inner side automatic cleaner in the liquid storage cavity 46 to realize fixed-axis rotation, and the filter cloth 38 on the two sides is cleaned and scrubbed through rotation, so that the aim of combining brushing and scrubbing is achieved, the scrubbing effect is improved, and the cleaning effect on the filter cloth 38 is ensured.
Specifically, the automatic cleaner for the inner side of the filter cloth comprises a fixed sleeve 47 fixed in the middle of the filter cloth 38 at two sides, a linked cleaning rotating shaft 48 is arranged between the two fixed sleeves 47, two ends of the linked cleaning rotating shaft 48 are respectively and rotatably inserted into the fixed sleeves 47 at corresponding positions, a rotating shaft sleeve 49 is sleeved on the linked cleaning rotating shaft 48, a plurality of radial spokes 50 are uniformly and alternately arranged on the rotating shaft sleeve 49 along the circumferential direction, a hydraulic pushing blade 51 is respectively and fixedly arranged at the end part of each radial spoke 50, cleaning soft bristles 52 are respectively fixed on the left side surface and the right side surface of the hydraulic pushing blade 51, and the end parts of the cleaning soft bristles 52 are in contact with the filter cloth 38. When the high-pressure water flow is introduced into the water inlet flushing joint 42, the water flow continuously impacts each hydraulic pushing blade 51, the continuous impact of the water flow drives the whole automatic cleaner on the inner side of the filter cloth to realize fixed-axis rotation like a waterwheel, and the sludge on the inner surface of the filter cloth 38 is flushed by the cleaning soft brush hair 52 in the rotation process, so that the purpose of separating the sludge from the inner surface of the filter cloth 38 is achieved. The separated sludge mixed water flow is discharged from the water outlet and sewage discharging joint 43, so as to achieve the aim of quickly cleaning the inner surface of the filter cloth 38.
The automatic cleaner on the inner side of the filter cloth mainly realizes the cleaning and brushing of the inner surface of the filter cloth 38 after the completion of the filter pressing and the dehydration.
In a preferred embodiment, a lifting quick-release filter cloth cleaning mechanism is arranged above the pressurizing plate frame quick-release mechanism.
Specifically, the lifting quick-release type filter cloth cleaning mechanism comprises a rectangular frame body 54 which is horizontally arranged, a lifting positioning cylinder 55 is fixedly arranged at the bottoms of the left end and the right end of the rectangular frame body 54 respectively, the two lifting positioning cylinders 55 move in a synchronous lifting mode, an inverted U-shaped clamping seat 56 is fixedly welded at the bottoms of the cylinder bodies of the two lifting positioning cylinders 55 respectively, the two inverted U-shaped clamping seats 56 are respectively clamped at the tops of a left vertical seat 3 and a right vertical seat 4 at corresponding positions, a horizontal screw rod 57 is arranged in an inner frame of the rectangular frame body 54, stepped shaft sections at two ends of the horizontal screw rod 57 respectively penetrate through holes at corresponding positions of the rectangular frame body, a motor frame 58 is fixedly arranged on the rectangular frame body 54 at the right end, a positioning cleaning motor 59 is fixedly arranged in a mounting cavity of the motor frame 58, a motor shaft of the positioning cleaning motor 59 is fixedly connected with the end of the horizontal screw rod 57 at the corresponding position, a moving sliding seat 60 is rotatably arranged on the outer side wall of the horizontal screw rod 57, the front side and the rear side of the moving rectangular frame body 60 is respectively abutted against the inner frame body at the corresponding positions of the two side walls of the rectangular frame body, and high-pressure water spray nozzles 61 are arranged at the bottoms of the two sides of the high-pressure spray nozzles 61 relatively at the bottoms of the high-pressure spray nozzle.
Before working, the lifting quick-release filter cloth cleaning mechanism is mainly fastened and fixed at the tops of the left stand 3 and the right stand 4 by means of the inverted U-shaped clamping seats 56, and after being installed, the lifting quick-release filter cloth cleaning mechanism can be fastened and positioned by a plurality of quick screws, so that the positioning safety is ensured. During operation, the positioning cleaning motor 59 is started, and the high-pressure jet cleaning nozzle 61 and an external high-pressure water source are started, so that the high-pressure jet cleaning nozzle 61 can reach the purposes of flushing the left side and the right side of each filter pressing plate assembly 9 and each anti-blocking filter frame assembly 8 below through jetting high-pressure water flow. The corresponding horizontal screw rod 57 can be driven to rotate by controlling the operation of the positioning cleaning motor 59 in the flushing process. The horizontal screw rod 57 rotates to enable the movable sliding seat 60 to linearly move along the horizontal direction, and each high-pressure jet cleaning nozzle 61 below the movable sliding seat 60 can finish cleaning operation on each filter pressing plate filling assembly 9 and each anti-blocking filter frame assembly 8 below the movable sliding seat, so that the external cleaning effect of the filter pressing plate filling assembly 9 and the anti-blocking filter frame assembly 8 is effectively ensured, and the aim of rapidly cleaning the outer surface of the filter cloth 38 is fulfilled.
Preferably, hanging lugs 62 for being matched with an external hanging hook are fixedly welded on the left side and the right side of the top of the rectangular frame body 54 respectively.
The hanging lug seat 62 can serve the purpose of being convenient for being matched with external lifting equipment to quickly lift and transfer the whole lifting quick-release filter cloth cleaning mechanism.
Further, after the current back telescopic lateral limiting unit is separated from each U-shaped clamping seat 35, the lifting quick-release type filter cloth cleaning mechanism at the top of the quick-release type filter cloth pressing frame separating mechanism can be used for quickly disassembling and maintaining each of the filter pressing plate filling assemblies 9 and the anti-blocking type filter frame assemblies 8 on the quick-release type filter cloth pressing frame separating mechanism after lifting and transferring, the operation is relatively simple and quick, and the installation and the positioning are convenient.
In the preferred embodiment, a mud cake receiving box 63 is mounted on the ground connecting frame 1 below the pressurizing plate frame rapid separation mechanism, and falling mud cakes can be rapidly collected by arranging the mud cake receiving box 63, so that the collected mud cakes are convenient to transfer in a concentrated manner.
The plate and frame type high-efficiency separation filter press system provided by the embodiment has the following overall working processes:
the hydraulic station control system 2 supplies oil to drive the compressing mechanism to extend leftwards, compresses the whole compressing plate frame quick separating mechanism, and achieves the working state of filter pressing mud-containing sewage. The anti-blocking filter frame assemblies 8 and the filter pressing plate filling assemblies 9 in the working state are kept in tight contact with each other, the sewage feeding unit is controlled to be opened after the tight contact is achieved, and mud-containing sewage with certain pressure is filled into each mud cake cavity 32 in the quick separating mechanism of the filter pressing plate frame through the feeding channel 7. The mud-containing sewage continuously enters the corresponding mud cake cavity 32, water seeps into the corresponding liquid outlet cavity through the filter cloth 38 and is discharged outwards step by step, and the dehydrated sludge in the mud cake cavity 32 is gradually increased to form mud cakes, so that mud-water separation is realized. When the press filtration dehydration is finished, the pressing mechanism is controlled to return, and the corresponding press filling plate assembly 9 and the anti-blocking filter frame assembly 8 can be pulled to be separated under the action of each flexible linkage drawknot piece, so that the separation of the mud cake cavity 32 and the filter cloth 38 is realized, and the mud cake can fall into the mud cake receiving box 63 to be collected.
The filter-pressing plate assembly 9 mainly relies on the inside of the mud cake cavity 32 to receive mud-containing sewage to be treated, and after the mud-containing sewage enters the inside of the mud cake cavity 32, water enters the liquid storage cavity 46 through the filter cloth 38, and mud is continuously accumulated and remained in the mud cake cavity 32. The diversion cavity 33 can continuously convey sewage to the downstream mud cake cavity 32, and the first squeezing and dewatering of the sewage containing mud is realized under the action of the own water pressure of the sewage.
The anti-blocking filter frame assembly 8 is used as a main water filtering structure, and is tightly pressed by the pressing mechanism and matched with the adjacent filter pressing plate assembly 9, at the moment, two sides of the filter cloth 38 are matched with the corresponding mud cake cavity 32, and water in mud-containing sewage entering the mud cake cavity 32 can be continuously permeated into the liquid storage cavity 46 through the filter cloth 38 and transferred and output. The sludge in the mud cake chamber 32 is continuously piled up and dehydrated, and finally mud cakes are formed.
Further, high-pressure gas can be filled into the pressurizing cavities 31 between the mud cake cavities 32 according to the requirement, and after the high-pressure gas enters the pressurizing cavities 31, the elastic metal filter plates 30 on two sides of the pressurizing cavities swell towards the mud cake cavities 32 and continuously squeeze the mud in the mud cake cavities 32, so that secondary dehydration treatment is realized, mud-water separation effect is guaranteed, and the water content of mud cakes is reduced.
The limiting guide rail 6 can realize limiting guide to the bottoms of the anti-blocking filter frame assemblies 8 and the pressure filling and filtering plate assemblies 9 on the pressure filling plate frame quick separation mechanisms, and meanwhile, the limiting units on the front side and the rear side of the whole pressure filling plate frame quick separation mechanism are used for realizing limiting in the front-rear direction, so that the stability and the movement fluency of the pressure filling plate frame quick separation mechanism when the pressure filling plate frame quick separation mechanism is pushed by the compression mechanism are ensured.
Wherein, hold-down mechanism's theory of operation is: the hydraulic station control system 2 is utilized to supply oil to the whole mechanism, when sewage is needed to be filtered, the piston rod of the compression oil cylinder 19 is controlled to extend leftwards, and the compression disc 22 at the left end of the piston rod is driven to tightly support each filter pressing plate assembly 9 and each anti-blocking filter frame assembly 8 on the whole quick separation mechanism of the filter pressing plate frame. And after the sewage is in place, introducing sewage to carry out filter pressing separation operation. The pre-installation position of the whole compression cylinder 19 can be adjusted by rotating the position of the whole cylinder barrel according to the requirement, so that the whole compression cylinder 19 is ensured to be in a proper working position, and a good compression effect can be achieved when the subsequent piston rod extends.
The plate-and-frame type high-efficiency separation filter press system provided by the embodiment is also provided with the recoil rigid pipe 25 which can move along with the compaction disc 22, and the recoil rigid pipe 25 can play a role of flushing by introducing cleaning liquid when flushing the inside of the whole quick separation mechanism of the compaction plate frame in the later period, so that the cleaning effect of the mud cake cavity 32 and each channel is improved. Of course, the backflushing rigid pipe 25 is in a blocked state during the sewage filter-pressing dehydration process.
When the filter cloth and the internal channel need to be cleaned, the cleaning water is introduced into each water inlet flushing joint 42 to realize the high-pressure water flow introduced into the liquid storage cavity 46, and the high-pressure water flow has two functions, namely flushing the inside of the liquid storage cavity 46 and flushing the inner walls of the filter cloth 38 at two sides; secondly, the inner side automatic cleaner of the filter cloth in the liquid storage cavity 46 is driven by high-pressure water flow impact force to realize fixed-axis rotation, and the inner surfaces of the filter cloth 38 on two sides are cleaned and scrubbed through rotation, so that the aim of combining brushing and scrubbing is achieved, the scrubbing effect is improved, and the cleaning effect on the filter cloth 38 is ensured.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; any alternative modifications or variations to the embodiments of the present invention will fall within the scope of the present invention for those skilled in the art.
The present invention is not described in detail in the present application, and is well known to those skilled in the art.
Claims (9)
1. The plate and frame type high-efficiency separation filter press system comprises a ground connection frame, wherein a hydraulic station control system is arranged at the right end of the ground connection frame, and the plate and frame type high-efficiency separation filter press system is characterized in that: a left stand and a right stand are respectively and fixedly arranged at the left side and the right side of the ground connecting frame, two horizontal connecting beams are arranged between the left stand and the right stand at parallel intervals, the left end and the right end of each horizontal connecting beam are respectively fixed on the left stand and the right stand at corresponding positions, a limit guide rail is respectively fixed at the top of each horizontal connecting beam, a quick-separating mechanism for a pressurizing plate frame is arranged on each limit guide rail, and the bottom of the quick-separating mechanism for the pressurizing plate frame is arranged on each limit guide rail; the right vertical seat is provided with a pressing mechanism, the expansion and contraction of the pressing mechanism is controlled by the hydraulic station control system, and the quick pressing plate frame separating mechanism is used for separating mud from water of mud-containing sewage entering the pressing mechanism under the action of the pressing mechanism;
the pressurizing plate frame rapid separation mechanism comprises a plurality of anti-blocking type filter frame assemblies which are arranged at intervals, and a pressurizing plate assembly is respectively arranged between the adjacent anti-blocking type filter frame assemblies;
the filter-filling and pressing plate assembly comprises a filter plate frame, wherein two elastic metal filter plates are arranged in the inner cavity of the filter plate frame at intervals along the left-right direction, a pressurizing cavity is formed between the two elastic metal filter plates, mud cake cavities are formed in the outer cavities of the two elastic metal filter plates, and a flow guiding cavity which is used for communicating the mud cake cavities at the two sides is formed in the bottom frame of the filter plate frame along the left-right direction; the air inlet arranged in the middle of the rear side of the pressurizing cavity is connected with an external high-pressure air source through an air inlet pipe joint, when the high-pressure air is filled in the pressurizing cavity, the two elastic metal filter plates are outwards bulged, further compression and dehydration of sludge in the mud cake cavity are realized, and water removed by further compression can enter the anti-blocking filter frame assembly at a corresponding position;
the anti-blocking type filter frame assembly comprises a filter frame body, wherein filter cloth is coated on the left side and the right side of the filter frame body, a liquid storage cavity is surrounded by the filter cloth and the filter frame body, a guide channel penetrating through the filter frame body in the left-right direction is formed in the frame body at the lower part of the front side of the filter frame body, openings are respectively formed in the filter cloth at the corresponding positions of the guide channels, and the guide channels are respectively communicated with a guide cavity at the corresponding positions and the interior of a mud cake cavity; the rear side of the filtering frame body is provided with a cleaning port and a sewage outlet which are communicated with the inside of the frame body from top to bottom, the cleaning port and the sewage outlet are respectively connected with a water inlet flushing joint and a water outlet sewage outlet joint, the water inlet flushing joint is connected with an external high-pressure cleaning water source, and a flushing water pump and a sewage pump are respectively arranged on pipelines connected with the water inlet flushing joint and the water outlet sewage outlet joint;
the automatic cleaning device comprises a filter cloth and a filter frame body, wherein a liquid storage cavity enclosed by the filter cloth and the filter frame body is internally provided with a filter cloth inner side automatic cleaner, the filter cloth inner side automatic cleaner comprises a fixed sleeve fixed in the middle of filter cloth at two sides, a linkage cleaning rotating shaft is arranged between the two fixed sleeves, two ends of the linkage cleaning rotating shaft are respectively and rotatably inserted into the fixed sleeves at corresponding positions, a rotating shaft sleeve is sleeved on the linkage cleaning rotating shaft, a plurality of radial spokes are fixedly arranged on the rotating shaft sleeve at uniform intervals along the circumferential direction of the rotating shaft sleeve, hydraulic pushing blades are respectively and fixedly arranged at the end parts of the radial spokes, cleaning soft bristles are respectively fixed on the left side surface and the right side surface of the hydraulic pushing blades, and the end parts of the cleaning soft bristles are in contact with the filter cloth.
2. The plate and frame type high efficiency separation filter press system of claim 1, wherein: the bottom of each filter pressing plate filling assembly and the bottom of each anti-blocking filter frame assembly are respectively and fixedly provided with a guide wheel set, each guide wheel set is slidably mounted on the corresponding position of the limiting guide rail, the adjacent anti-blocking filter frame assemblies are connected with the filter pressing plate filling assemblies through a flexible linkage drawknot piece, one end of each flexible linkage drawknot piece is fixed on the anti-blocking filter frame assembly, the other end of each flexible linkage drawknot piece is fixed on the filter pressing plate filling assembly, and the right end of the flexible linkage drawknot piece positioned on the rightmost side is fixed on the pressing mechanism.
3. The plate and frame type high efficiency separation filter press system of claim 2, wherein: the front side and the rear side of the quick separation mechanism for the pressurizing plate frame are symmetrically provided with a front telescopic side limit unit and a rear telescopic side limit unit respectively, and the two front telescopic side limit units and the rear telescopic side limit unit realize limit constraint on the quick separation mechanism for the pressurizing plate frame between the two front telescopic side limit units and the rear telescopic side limit units through relative movement;
and after the two front and rear telescopic lateral limiting units move in place in a back-to-back mode, limiting of the pressurizing plate frame rapid separating mechanism between the two front and rear telescopic lateral limiting units in the front-to-back direction is released.
4. A plate and frame type high efficiency separation filter press system as claimed in claim 3, wherein: the front side and the rear side of the filter plate frame are respectively fixedly provided with a U-shaped clamping seat, and each U-shaped clamping seat is movably clamped on the front-rear telescopic lateral limiting unit at the corresponding position.
5. The plate and frame type high efficiency separation filter press system of claim 4, wherein: the flexible linkage drawknot piece comprises a drawknot rope, and two ends of the drawknot rope are respectively and fixedly arranged on the U-shaped clamping seat at the corresponding position.
6. The plate and frame type high efficiency separation filter press system of claim 2, wherein: the bottom of the filter plate frame is fixedly provided with the guide wheel sets along the front-rear direction respectively, and each guide wheel set is clamped on the limit guide rail at the corresponding position through the limit groove at the bottom of the guide wheel set;
the bottom of the filter frame body is fixedly provided with the guide wheel sets along the front-rear direction of the filter frame body, and each guide wheel set is clamped on the corresponding limit guide rail through the limit groove at the bottom of the guide wheel set.
7. The plate and frame type high efficiency separation filter press system of claim 1, wherein: the hydraulic station control system comprises a right stand, a pressing mechanism, a pressing plate frame quick separating mechanism, a hydraulic station control system, a hydraulic station and a hydraulic station, wherein the pressing mechanism comprises a threaded locating pipe fixedly penetrating through the right stand, a pressing cylinder is rotatably arranged in an inner threaded cavity of the threaded locating pipe, an external thread matched with the inner thread of the threaded locating pipe is arranged on the outer side wall of a cylinder barrel of the pressing cylinder, an oil inlet and outlet of the pressing cylinder is respectively connected with the hydraulic station control system through an oil pipe, a T-shaped block is fixedly connected to the front end of a piston rod of the pressing cylinder, the T-shaped block is movably matched and inserted into a T-shaped groove formed in the end face of the connecting seat, a pressing plate is fixedly arranged at the left end of the connecting seat, the left end face of the pressing plate is used for being abutted to the pressing plate frame quick separating mechanism, a rigid pipe is arranged at the lower part of the pressing plate, a recoil channel communicated with the water-containing sludge channel of the pressing plate frame quick separating mechanism, a rigid pipe provided with an electronic control valve is connected to the recoil channel, and the right end of the rigid pipe freely penetrates through the right stand and is connected with a shift unit arranged on the right stand.
8. The plate and frame type high efficiency separation filter press system of claim 1, wherein: the sewage treatment device further comprises a sewage feeding unit, wherein a feeding channel is arranged on the left vertical seat, and the sewage feeding unit is connected with a mud-containing sewage channel of the pressurizing plate frame rapid separation mechanism through the feeding channel;
the upstream of the sewage feeding unit is connected with an external sewage storage tank through a pipeline provided with a two-way pump, the sewage feeding unit comprises a sewage feeding pipeline connected with a feeding channel, and a sewage feeding electromagnetic valve is arranged on the sewage feeding pipeline.
9. The plate and frame type high efficiency separation filter press system of claim 1, wherein: and a lifting quick-release filter cloth cleaning mechanism is arranged above the pressurizing plate frame quick-release mechanism.
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| CN202310737876.3A CN116492729B (en) | 2023-06-21 | 2023-06-21 | Plate-frame type high-efficiency separation filter press system |
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| CN202310737876.3A CN116492729B (en) | 2023-06-21 | 2023-06-21 | Plate-frame type high-efficiency separation filter press system |
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| CN116492729B true CN116492729B (en) | 2023-11-10 |
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| CN209735058U (en) * | 2019-02-26 | 2019-12-06 | 江苏金品环保科技有限公司 | Vertical bidirectional filter press |
| CN113860550A (en) * | 2021-09-30 | 2021-12-31 | 中新联科环境科技(安徽)有限公司 | Chromium-containing wastewater treatment system and filter pressing device used by same |
| CN115286198A (en) * | 2022-08-30 | 2022-11-04 | 江苏江中集团有限公司 | Construction method for solid-liquid separation of pile foundation waste slurry box type filter press |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH09276612A (en) * | 1996-04-10 | 1997-10-28 | Toyo Constr Co Ltd | Method and apparatus for dewateirng treatment of sludge |
| WO2011155415A1 (en) * | 2010-06-07 | 2011-12-15 | メタウォーター株式会社 | Solid-liquid separating device |
| CN107382009A (en) * | 2017-07-28 | 2017-11-24 | 浙江海河环境科技有限公司 | Super-pressure sludge high-drying degree dewatering |
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| CN116492729A (en) | 2023-07-28 |
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