CN116351118B - Plate-and-frame filter press with self-cleaning function and use method - Google Patents
Plate-and-frame filter press with self-cleaning function and use method Download PDFInfo
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- CN116351118B CN116351118B CN202310478406.XA CN202310478406A CN116351118B CN 116351118 B CN116351118 B CN 116351118B CN 202310478406 A CN202310478406 A CN 202310478406A CN 116351118 B CN116351118 B CN 116351118B
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- cleaning
- filter
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- 238000004140 cleaning Methods 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000004744 fabric Substances 0.000 claims abstract description 35
- 239000007921 spray Substances 0.000 claims abstract description 21
- 230000002457 bidirectional effect Effects 0.000 claims description 20
- 238000001914 filtration Methods 0.000 claims description 12
- 239000010865 sewage Substances 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 17
- 238000005406 washing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction 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
- B01D25/32—Removal of the filter cakes
-
- 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
- B01D25/34—Removal of the filter cakes by moving, e.g. rotating, the filter elements
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The application discloses a plate-and-frame filter press with a self-cleaning function and a use method thereof, and relates to the technical field of filter presses. According to the application, the end part of the water inlet hole is communicated with the high-pressure water pipe, high-pressure water in the high-pressure water pipe can enter the circular cavity and the branch hole, the high-pressure water can drive the worm wheel blade in the circular cavity to rotate, then the rotating shaft is driven to rotate, the rotating shaft can enable bristles to synchronously rotate with the worm wheel blade, the bristles are contacted with filter cloth on the filter press plate, the bristles can clean the filter cloth on the filter press plate, meanwhile, the high-pressure water is sprayed out through the spray head and matched with the bristles, so that filter press on the filter press plate can be effectively cleaned, and the cleaning effect is better.
Description
Technical Field
The application relates to the technical field of filter presses, in particular to a plate-and-frame filter press with a self-cleaning function and a use method thereof.
Background
The filter press is a device for carrying out solid-liquid separation on materials through pressure filtration, is widely applied to chemical industry, dye, petroleum, ceramics, medicine, food, smelting, sludge treatment of various industries and the like, especially urban sludge treatment, has good separation effect and wide adaptability, and has unique superiority especially for separating sticky fine matters. The plate-and-frame filter press is composed of a group of filter chambers formed by alternately arranging filter plates and filter frames. The surface of the filter plate is provided with grooves, and the convex parts of the grooves are used for supporting the filter cloth. The filter frame and the filter plate are provided with through holes, and after assembly, complete channels are formed, and suspension liquid, washing water and filtrate can be introduced. Handles are respectively arranged on two sides of the plate and the frame and are supported on the cross beam, and the plate and the frame are tightly pressed by the pressing device. The filter cloth between the plate and the frame plays a role of a sealing gasket. The plate-frame filter press is intermittent operation, each operation cycle consists of five stages of combination, filtration, washing, cake unloading and cleaning, and a feed pump is used for pressing the suspension into the filter chamber, and filter residues are formed on the filter cloth until the filter chamber is full of the filter residues. The filtrate passes through the filter cloth and flows to the corner channels of the plate frame along the grooves of the filter plate, and is discharged in a concentrated way. After the filtration is finished, washing water can be introduced to wash filter residues. After washing, compressed air is sometimes introduced to remove the remaining washing liquid. And then opening the filter press to remove filter residues, cleaning filter cloth, re-compacting the plates and frames, and starting the next working cycle.
However, the existing plate-and-frame filter press cannot clean filter cloth rapidly and efficiently when self-cleaning, and because the pore diameter of the filter cloth is small, when the filter cloth is sprayed and washed by using high-pressure water only during cleaning, the cleaning efficiency is low, sludge stored at the joint of the meshes of the filter cloth is difficult to wash, the filter effect of the filter cloth is still affected after long-time use, and the use effect is poor.
Disclosure of Invention
The application aims to provide a plate-and-frame filter press with a self-cleaning function and a use method thereof, so as to solve the problems in the background art.
In order to achieve the aim of the application, the application adopts the following technical scheme:
the application provides a plate-and-frame filter press with a self-cleaning function, which comprises two bearing plates, wherein at least two bearing rods are fixedly connected between the two bearing plates, a plurality of filter press plates are arranged between the bearing rods along the length direction of the bearing rods, filter cloth is arranged on each filter press plate, first fixing plates are fixed at the front end and the rear end of each filter press plate, and the first fixing plates are sleeved outside the bearing rods;
the device comprises a bearing plate, wherein a first driving assembly and a second driving assembly are arranged below the bearing plate, the first driving assembly is used for driving every two adjacent filter pressing plates to move relatively or oppositely, the device comprises a second fixing plate, the upper end and the lower end of the first fixing plate are both provided with first inclined surfaces, and one end of the second fixing plate, which faces the first fixing plate, is provided with a second inclined surface matched with the first inclined surface; the second driving assembly is used for driving the first driving assembly to slide along the length direction of the bearing rod and comprises a supporting plate, and a cleaning assembly is arranged at the top of the supporting plate;
the cleaning assembly comprises a support plate, a plurality of circular cavities and a plurality of support holes for vertically communicating the circular cavities are formed in the support plate, water inlet holes for communicating the plurality of support holes are formed in the support plate, the tail ends of the water inlet holes extend to the outside of the support plate, and spray heads communicated with the support holes are arranged on the front end face and the rear end face of the support plate; the inside center department in circular chamber is provided with the pivot that runs through to the extension board outside, and the junction rotation connection of pivot and extension board, the both ends of pivot all are provided with the brush hair coaxially, the middle part of pivot has cup jointed the worm wheel blade that is located circular intracavity portion.
Preferably, the bearing plate is provided with the second cylinder towards one end of the filter press plate, and the output of the second cylinder is connected with the extrusion dish, the extrusion dish middle part is provided with the pipeline.
Preferably, the second driving assembly comprises two vertical plates symmetrically arranged between the two bearing plates, a second bidirectional screw rod and a second guide rod are rotationally connected between the two vertical plates, two second threaded blocks are connected to the second bidirectional screw rod in a threaded manner, two second guide blocks are symmetrically sleeved on the second guide rod, the second threaded blocks and the second guide blocks are in one-to-one correspondence and alignment, every two second threaded blocks and the second guide blocks which correspond to each other are connected through a supporting plate, one vertical plate is provided with a second motor, and the output end of the second motor is connected with one end of the second bidirectional screw rod.
Preferably, the top of every backup pad all is provided with two first drive assembly symmetrically, first drive assembly is including rotating first guide bar and the first two-way lead screw of connecting in backup pad top, threaded connection has two first screw thread pieces on the first two-way lead screw, two first guide blocks have been cup jointed to the symmetry on the first guide bar, first screw thread piece and first guide block one-to-one just align, are connected with first connecting box between one of them first screw thread piece and the first guide block that correspond each other, are connected with the second connecting box between another first screw thread piece and the first guide block that correspond each other, the figure of second fixed plate is provided with four, four one-to-one fixed connection between second fixed plate and first connecting box or the second connecting box, first motor is installed at the top of backup pad, and the output of first motor is connected with first two-way lead screw through the linkage.
Preferably, the number of the cleaning components is two, a top plate is arranged at the top of the support plate in one cleaning component, a sliding plate is arranged at the bottom of the support plate in the other cleaning component, a support column is connected between the sliding plate and the top plate, and the bottom of the sliding plate is in sliding connection with the top of the support plate.
Preferably, the top of backup pad is installed first cylinder, and is connected between the output of first cylinder and the sliding plate, one of them the magnetism is inhaled between the bottom of extension board and the top of sliding plate and is connected, another the magnetism is inhaled between the top of extension board and the bottom of roof and is connected, both sides of extension board all are provided with fixed magnet, the tip of second fixed plate is provided with the first electro-magnet with fixed magnet adaptation.
Preferably, the sliding plate is provided with a first through hole, the supporting plate is provided with a second through hole and a third through hole, and the collecting funnel is arranged below the supporting plate.
Preferably, the end face of the second fixing plate is provided with a second electromagnet, the end face of the first fixing plate is provided with an adsorption sheet for the second electromagnet to adsorb, the inside of the first connecting box is rotationally connected with a cam, the inside of the first connecting box is provided with a third motor, and the output end of the third motor is connected with the cam.
Preferably, the inside of first connection box still is provided with the slide that runs through to the outside of first connection box, and the top of slide is provided with the connecting plate, fixed connection between connecting plate and the second fixed plate, be provided with gravity sensor between connecting plate and the slide.
The application also provides a using method of the plate-and-frame filter press with the self-cleaning function, which comprises the following steps: the method comprises the following steps:
s1: and (3) filter pressing: filling sewage into the filter press plates, and then starting a second cylinder, wherein the second cylinder drives a plurality of filter press plates to be close to each other, and filtering the sewage by utilizing filter cloth on the filter press plates;
s2: removing cakes: after the press filtration is completed, gaps are generated between every two adjacent press filtration plates by utilizing the first driving assembly and the second driving assembly, so that mud cakes fall off;
s3: cleaning: and cleaning the filter cloth between two adjacent filter pressing plates by using a cleaning assembly.
Compared with the prior art, the above technical scheme has the following beneficial effects:
1. through the end part of the water inlet hole is communicated with the high-pressure water pipe, high-pressure water in the high-pressure water pipe can enter the circular cavity and the branch hole, the high-pressure water can drive the worm wheel blade in the circular cavity to rotate, then the rotating shaft is driven to rotate, the rotating shaft can enable bristles to synchronously rotate with the worm wheel blade, the bristles are contacted with filter cloth on the filter press plate, the bristles are enabled to clean the filter cloth on the filter press plate, meanwhile, the high-pressure water is sprayed out through the spray head and matched with the bristles, so that filter press on the filter press plate can be effectively cleaned, and the cleaning effect is better;
2. the two cleaning assemblies are arranged, the support plates in the two cleaning assemblies move relatively, and after the opposite ends of the two support plates are contacted, the two support plates respectively carry out separate cleaning on the upper half and the lower half of the filter pressing plate;
3. by changing the overall length of the spray head, the closer the overall length of the spray head is to the center of the filter pressing plate, the longer the overall length of the spray head is, because the water pressure sprayed by the spray head is smaller, but the closer the distance between the spray head and the filter cloth on the filter pressing plate is, the effect that the filter cloth is not cleaned due to the small water pressure can be made up, and the cleaning effect is better;
4. the cam is driven to rotate through the third motor, so that the second fixing plate can reciprocate up and down, the first fixing plate and the filter press plate are driven to reciprocate up and down, the filter press plate can make the soil adhered by the filter cloth shake down through the up-and-down motion of the filter press plate, and the cleaning effect is further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
FIG. 1 is a schematic view of the overall structure of the present application;
FIG. 2 is a schematic view of a partial structure of the present application;
FIG. 3 is a schematic diagram of the connection structure of the first drive assembly and the second drive assembly of the present application;
FIG. 4 is a schematic view of the first drive assembly of the present application;
FIG. 5 is a schematic view of the structure of the cleaning assembly of the present application;
FIG. 6 is a state diagram of a second fixing plate according to the present application;
FIG. 7 is a schematic view showing the cooperation of the second fixing plate and the first fixing plate;
FIG. 8 is another state diagram of the second fixing plate of the present application;
FIG. 9 is a further state diagram of the second securing plate of the present application;
FIG. 10 is a cross-sectional view of a stent of the present application;
FIG. 11 is a schematic view of the internal structure of the support plate of the present application;
FIG. 12 is a side view of a stent of the present application;
fig. 13 is a schematic view showing the internal structure of the first junction box of the present application;
FIG. 14 is a schematic view of the connection structure of the skateboard and the connection board of the present application;
in the figure:
1. a carrying plate; 2. a carrier bar; 3. a filter pressing plate; 4. a first fixing plate;
5. a first drive assembly; 501. a first motor; 502. a first bidirectional screw rod; 503. a first guide bar; 504. a first threaded block; 505. a first guide block; 506. a first connection box; 507. a second fixing plate; 508. a linkage member; 509. a second connection box;
6. a second drive assembly; 601. a support plate; 602. a vertical plate; 603. a second bidirectional screw rod; 604. a second guide bar; 605. a second threaded block; 606. a second guide block; 607. a second motor;
7. a first inclined surface; 8. a second inclined surface;
9. a cleaning assembly; 901. a support plate; 902. a circular cavity; 903. a rotating shaft; 904. a turbine blade; 905. brushing; 906. a branch hole; 907. a water inlet hole; 908. a spray head;
10. a sliding plate; 11. a first cylinder; 12. a fixed magnet; 13. a first through hole; 14. a first electromagnet; 15. a second through hole; 16. a third through hole; 17. a support post; 18. a top plate; 19. a collection funnel; 20. a second cylinder; 21. an extrusion plate; 22. a pipe; 23. a second electromagnet; 24. a slide plate; 25. a cam; 26. a third motor; 27. a gravity sensor; 28. and (5) connecting a plate.
Description of the embodiments
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
Example 1
Referring to fig. 1-14, a plate-and-frame filter press with a self-cleaning function includes two bearing plates 1, wherein the two bearing plates 1 are vertically arranged above a bottom surface, at least two bearing rods 2 are fixedly connected between the two bearing plates 1, the bearing plates 1 and the bearing rods 2 are mutually perpendicular, a plurality of filter press plates 3 are arranged between the bearing rods 2 along the length direction of the bearing rods, filter cloths are arranged on the filter press plates 3, first fixing plates 4 are fixed at the front end and the rear end of each filter press plate 3, and the first fixing plates 4 are sleeved outside the bearing rods 2;
a first driving component 5 and a second driving component 6 are arranged below the bearing plate 1, the first driving component 5 is used for driving each two adjacent filter pressing plates 3 to move relatively or oppositely, the filter pressing plates comprise a second fixing plate 507, the upper end and the lower end of the first fixing plate 4 are both provided with a first inclined surface 7, and one end of the second fixing plate 507, which faces the first fixing plate 4, is provided with a second inclined surface 8 which is matched with the first inclined surface 7; the second driving assembly 6 is used for driving the first driving assembly 5 to slide along the length direction of the bearing rod 2, the second driving assembly 6 comprises a supporting plate 601, and a cleaning assembly 9 is arranged at the top of the supporting plate 601;
when the second fixing plate 507 in the first driving assembly 5 moves towards the first fixing plate 4, the second inclined surface 8 on the second fixing plate 507 is matched with the first inclined surface 7 on the first fixing plate 4, so that the two first fixing plates 4 can be mutually close to or mutually far away from each other when the second fixing plate 507 moves vertically, and mud cakes between the two first fixing plates 4 can fall off when the two first fixing plates 4 are mutually far away from each other, so that subsequent cleaning is facilitated;
the cleaning assembly 9 comprises a support plate 901, a plurality of circular cavities 902 and a plurality of support holes 906 for vertically communicating the circular cavities 902 are formed in the support plate 901, water inlet holes 907 for communicating the plurality of support holes 906 are formed in the support plate 901, the tail ends of the water inlet holes 907 extend to the outside of the support plate 901, and spray heads 908 communicated with the support holes 906 are arranged on the front end face and the rear end face of the support plate 901; a rotating shaft 903 penetrating to the outside of the support plate 901 is arranged at the inner center of the circular cavity 902, the connecting part of the rotating shaft 903 and the support plate 901 is rotationally connected, bristles 905 are coaxially arranged at two ends of the rotating shaft 903, and a worm wheel blade 904 positioned in the circular cavity 902 is sleeved at the middle part of the rotating shaft 903;
when the cleaning assembly 9 is used, firstly, the end part of the water inlet hole 907 is communicated with a high-pressure water pipe, high-pressure water in the high-pressure water pipe enters the inside of the branch hole 906 through the water inlet hole 907, and as the branch hole 906 is communicated with the circular cavity 902, as can be seen from fig. 11, after the high-pressure water in the branch hole 906 passes through the circular cavity 902, the high-pressure water can drive the worm wheel 904 in the circular cavity 902 to rotate, then the rotating shaft 903 is driven to rotate, the rotating shaft 903 can rotate so that the bristles 905 synchronously rotate with the bristles, the bristles 905 are contacted with filter cloth on the filter pressing plate 3, the bristles 905 brush the filter cloth on the filter pressing plate 3, and meanwhile, the high-pressure water is sprayed out through the spray head 908 and matched with the bristles 905, so that filter pressing on the filter pressing plate 3 can be effectively cleaned, and the cleaning effect is better;
meanwhile, as can be seen from fig. 6, the number of the cleaning components is two, the support plates 901 in the two cleaning components move relatively, when the opposite ends of the two support plates 901 are contacted, the two support plates 901 respectively clean the upper half and the lower half of the filter pressing plate 3 in a separate work mode, and the cleaning mode can synchronously clean the filter cloth on the whole filter pressing plate 3, so that the time is effectively saved;
furthermore, as can be seen from fig. 12, the closer to the center of the filter press plate 3, the longer the length of the spray head 908 is, i.e. the closer to the distance between the spray head 908 and the filter cloth on the filter press plate 3, the more the water pressure is lost with the flowing distance, and therefore, the closer to the center of the filter press plate 3, the lower the water pressure is sprayed from the spray head 908 which is close to the water inlet 907, which results in that the water pressure is less and the filter cloth is possibly not cleaned, while if the water pressure is continuously increased, the water pressure of the spray head 908 which is located at the center of the filter press plate 3 is possibly too high to damage the filter cloth, and therefore, by changing the overall length of the spray head 908, the closer to the center of the filter press plate 3, the water pressure of the spray head 908 is longer, and the water pressure of the spray head 908 is smaller, but the distance between the spray head 908 and the filter cloth on the filter press plate 3 is small, which results in that the filter cloth is not cleaned, and the cleaning effect is better.
A second air cylinder 20 is arranged at one end, facing the filter press plate 3, of the bearing plate 1, an output end of the second air cylinder 20 is connected with an extrusion plate 21, and a pipeline 22 is arranged in the middle of the extrusion plate 21; the second cylinder 20 drives the extrusion plate 21 to move, so that the plurality of filter press plates 3 are mutually close to each other and are extruded, so that subsequent treatment is facilitated, the sewage inlet in the plate-and-frame filter press in the prior art is provided with a pipeline 22, the illustration is only schematic, and the specific positions and the positions of other parts of the plate-and-frame filter press are not shown and described one by one.
The second driving assembly 6 comprises two vertical plates 602 symmetrically arranged between the two bearing plates 1, a second bidirectional screw rod 603 and a second guide rod 604 are rotatably connected between the two vertical plates 602, two second threaded blocks 605 are connected to the second bidirectional screw rod 603 in a threaded manner, two second guide blocks 606 are symmetrically sleeved on the second guide rod 604, the second threaded blocks 605 and the second guide blocks 606 are in one-to-one correspondence and are aligned, every two corresponding second threaded blocks 605 and second guide blocks 606 are connected through a supporting plate 601, a second motor 607 is mounted on one vertical plate 602, and the output end of the second motor 607 is connected with one end of the second bidirectional screw rod 603;
during the use, drive second bidirectional screw 603 through second motor 607 rotates, two second screw thread pieces 605 on the second bidirectional screw 603 are in two screw threads respectively, consequently, can drive two backup pads 601 and be close to each other or keep away from each other when second bidirectional screw 603 rotates, all be provided with cleaning subassembly 9 and first drive assembly 5 in two backup pads 601, can clean the pressure filter both ends simultaneously, the cleaning effect is showing and is promoted, simultaneously, utilize second guide block 606 and second guide bar 604, can make two backup pads 601 motion more smooth, the slip effect is better.
Two first driving components 5 are symmetrically arranged at the top of each supporting plate 601, each first driving component 5 comprises a first guide rod 503 and a first bidirectional screw rod 502 which are rotatably connected to the top of each supporting plate 601, two first threaded blocks 504 are connected to the first bidirectional screw rods 502 in a threaded manner, two first guide blocks 505 are symmetrically sleeved on the first guide rods 503, the first threaded blocks 504 and the first guide blocks 505 are in one-to-one correspondence and aligned, a first connecting box 506 is connected between one of the first threaded blocks 504 and the first guide blocks 505 which correspond to each other, a second connecting box 509 is connected between the other first threaded block 504 and the first guide block 505 which correspond to each other, four second fixing plates 507 are fixedly connected with the first connecting boxes 506 or the second connecting boxes 509 in one-to-one manner, a first motor 501 is arranged at the top of each supporting plate 601, and the output end of the first motor 501 is connected with the first bidirectional screw rods 502 through a linkage piece 508; the linkage piece 508 comprises two driving wheels and a driving belt for driving and connecting the two driving wheels, one driving wheel is sleeved with the first bidirectional screw rod 502, and the other driving wheel is connected with the output end of the first motor 501;
during the use, rotate through first motor 501 drive first two-way lead screw 502, two first screw thread pieces 504 on the first two-way lead screw 502 are in two screw threads respectively, consequently, can drive two second fixed plates 507 and be close to each other or keep away from each other (as shown in fig. 4) when first two-way lead screw 502 rotates, two first drive assembly 5 then can drive four second fixed plates 507 and move, and then make between second fixed plate 507 and the first fixed plate 4 mutually support, with this drive two adjacent first fixed plates 4 keep away from each other, simultaneously, utilize first guide block 505 and first guide bar 503, can make the motion of second fixed plate 507 more smooth, the sliding effect is better.
The number of the cleaning assemblies 9 is two, a top plate 18 is arranged at the top of the support plate 901 in one cleaning assembly 9, a sliding plate 10 is arranged at the bottom of the support plate 901 in the other cleaning assembly 9, a support column 17 is connected between the sliding plate 10 and the top plate 18, and the bottom of the sliding plate 10 is in sliding connection with the top of the support plate 601.
The top of backup pad 601 is installed first cylinder 11, and is connected between the output of first cylinder 11 and the sliding plate 10, one of them the magnetism is inhaled between the bottom of extension board 901 and the top of sliding plate 10 and is connected, another the magnetism is inhaled between the top of extension board 901 and the bottom of roof 18 and is connected, both sides of extension board 901 all are provided with fixed magnet 12, the tip of second fixed plate 507 is provided with the first electro-magnet 14 with fixed magnet 12 adaptation.
The sliding plate 10 is provided with a first through hole 13, the supporting plate 601 is provided with a second through hole 15 and a third through hole 16, and the collecting hopper 19 is arranged below the supporting plate 601.
The end face of the second fixing plate 507 is provided with a second electromagnet 23, the end face of the first fixing plate 4 is provided with an adsorption sheet for the second electromagnet 23 to adsorb, the inside of the first connecting box 506 is rotationally connected with a cam 25, the inside of the first connecting box 506 is provided with a third motor 26, and the output end of the third motor 26 is connected with the cam 25.
The inside of the first connection box 506 is also provided with a sliding plate 24 penetrating to the outside of the first connection box 506, the top of the sliding plate 24 is provided with a connecting plate 28, the connecting plate 28 is fixedly connected with a second fixing plate 507, and a gravity sensor 27 is arranged between the connecting plate 28 and the sliding plate 24;
in specific use, referring to fig. 3-9, in the initial state, the cleaning assembly 9 is located at one side of the second fixing plate 507, when the mud cake needs to be removed, the first driving assembly 5 is utilized to separate two adjacent press filtration plates 3 from each other, at this time, as can be seen from fig. 3, the first through hole 13 is communicated with the second through hole 15, the third through hole 16 is blocked by the sliding plate 10, at this time, the mud cake can drop below the supporting plate 601 through the first through hole 13 and the second through hole 15, at the same time, the second electromagnet 23 (at this time, the current is applied) on the second fixing plate 507 is magnetically attracted with the adsorption sheet on the first fixing plate 4, at this time, the second fixing plate 507 is located in the position in fig. 8, at this time, through the third motor 26 (fig. 13) inside the first connecting box 506, the cam 25 rotates to further enable the sliding plate 24 to ascend, the sliding plate 24 drives the connecting plate 28 to ascend, the connecting plate 28 drives the second fixing plate 507 to ascend, when the cam 25 rotates to the position in fig. 13 again, the sliding plate 24 returns to the original position, the cam 25 reciprocates so that the second fixing plate 507 can reciprocate up and down to further drive the first fixing plate 4 and the filter pressing plate 3 to reciprocate (the up and down movement of the filter pressing plate 3 indicates that the carrying rod 2 and the carrying plate 1 are not fixedly connected any more, but are changed into up and down sliding connection, and meanwhile, the second electromagnet 23 is not arranged on the second fixing plate 507 positioned above), the up and down movement of the filter pressing plate 3 can enable mud adhered by the filter cloth to shake down, so that the cleaning effect is further improved;
meanwhile, as the gravity sensor 27 is arranged between the sliding plate 24 and the connecting plate 28, the filter pressing plate 3 can be weighed through the gravity sensor 27, so that the weight of soil on the filter pressing plate 3 can be known in real time, the subsequent cleaning is facilitated, the cleaning effect is further improved, and the use effect is better;
after the shaking effect is finished, the second electromagnet 23 is powered off, and the first cylinder 11 can drive the sliding plate 10 to slide leftwards, so that the cleaning assembly 9 is positioned at the original position of the second fixing plate 507, namely, directly under the middle of the two filter pressing plates 3, at the moment, the first electromagnet 14 (powered on at the moment) at the bottom of the second fixing plate 507 is attracted with the fixed magnet 12 at the side edge of the support plate 901, and then the first driving assembly 5 continues to drive the second fixing plate 507 to move towards the center of the filter pressing plates 3, so that the support plate 901 can be synchronously driven, and the bristles 905 and the spray heads 908 on the support plate 901 clean the filter cloth on the filter pressing plates 3 (the process can refer to fig. 6, 8 and 9);
when the sliding plate 10 moves to the left, the first through hole 13 is not communicated with the second through hole 15, and the first through hole 13 is communicated with the third through hole 16, so that the cleaned sewage can flow out through the third through hole 16, two collecting cavities can be arranged in the collecting funnel 19, one is communicated with the third through hole 16 and used for collecting sewage, and the other is communicated with the second through hole 15 and used for collecting mud cakes, so that classified collection is facilitated.
Example two
The application method of the plate-and-frame filter press with the self-cleaning function comprises the following steps:
s1: and (3) filter pressing: charging sewage into the filter pressing plates 3, starting a second air cylinder 20, driving a plurality of filter pressing plates 3 to be close to each other by the second air cylinder 20, and filtering the sewage by utilizing filter cloth on the filter pressing plates 3;
s2: removing cakes: after the press filtration is completed, gaps are generated between every two adjacent press filtration plates 3 by utilizing a first driving assembly 5 and a second driving assembly 6, so that mud cakes fall off;
s3: cleaning: the filter cloth between two adjacent filter pressing plates 3 is cleaned by a cleaning assembly 9.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, who is within the scope of the present application, should make equivalent substitutions or modifications according to the technical scheme of the present application and the inventive concept thereof, and should be covered by the scope of the present application.
Claims (6)
1. A plate and frame filter press with self-cleaning function is characterized in that: the filter press comprises two bearing plates (1), at least two bearing rods (2) are fixedly connected between the two bearing plates (1), a plurality of filter press plates (3) are arranged between the bearing rods (2) along the length direction of the bearing rods, filter cloth is arranged on each filter press plate (3), first fixing plates (4) are fixed at the front end and the rear end of each filter press plate (3), and the first fixing plates (4) are sleeved outside the corresponding bearing rods (2);
a first driving component (5) and a second driving component (6) are arranged below the bearing plate (1), the first driving component is used for driving every two adjacent filter pressing plates (3) to move relatively or oppositely, the filter pressing plates comprise second fixing plates (507), first inclined surfaces (7) are arranged at the upper end and the lower end of each first fixing plate (4), and second inclined surfaces (8) matched with the first inclined surfaces (7) are arranged at one end, facing the first fixing plates (4), of each second fixing plate (507); the second driving assembly (6) is used for driving the first driving assembly (5) to slide along the length direction of the bearing rod (2), the second driving assembly (6) comprises a supporting plate (601), and a cleaning assembly (9) is arranged at the top of the supporting plate (601);
the cleaning assembly (9) comprises a support plate (901), a plurality of circular cavities (902) and a plurality of support holes (906) for vertically communicating the circular cavities (902) are formed in the support plate (901), water inlet holes (907) for communicating the support holes (906) are formed in the support plate (901), the tail ends of the water inlet holes (907) extend to the outer portion of the support plate (901), and spray heads (908) communicated with the support holes (906) are arranged on the front end face and the rear end face of the support plate (901); a rotating shaft (903) penetrating to the outside of the support plate (901) is arranged at the inner center of the circular cavity (902), the rotating shaft (903) is rotatably connected with the joint of the support plate (901), bristles (905) are coaxially arranged at two ends of the rotating shaft (903), and a worm wheel blade (904) positioned in the circular cavity (902) is sleeved at the middle part of the rotating shaft (903);
the second driving assembly (6) comprises two vertical plates (602) symmetrically arranged between two bearing plates (1), a second bidirectional screw rod (603) and a second guide rod (604) are rotatably connected between the two vertical plates (602), two second threaded blocks (605) are connected to the second bidirectional screw rod (603) in a threaded manner, two second guide blocks (606) are symmetrically sleeved on the second guide rod (604), the second threaded blocks (605) and the second guide blocks (606) are in one-to-one correspondence and alignment, every two second threaded blocks (605) and the second guide blocks (606) which correspond to each other are connected through a supporting plate (601), a second motor (607) is installed on one vertical plate (602), and the output end of the second motor (607) is connected with one end of the second bidirectional screw rod (603);
two first driving components (5) are symmetrically arranged at the top of each supporting plate (601), each first driving component (5) comprises a first guide rod (503) and a first bidirectional screw rod (502) which are rotatably connected to the top of each supporting plate (601), two first threaded blocks (504) are connected to the first bidirectional screw rods (502) in a threaded mode, two first guide blocks (505) are symmetrically sleeved on the first guide rods (503), the first threaded blocks (504) and the first guide blocks (505) are in one-to-one correspondence and are aligned, a first connecting box (506) is connected between one first threaded block (504) and one first guide block (505) which correspond to each other, a second connecting box (509) is connected between the other first threaded block (504) and the first guide block (505) which correspond to each other, four second fixing plates (507) and the first connecting boxes (506) or the second connecting boxes (509) are in one-to-one correspondence, a motor (508) is fixedly connected between the first fixing plates (507) and the first connecting boxes (509), and the first supporting plates (501) are connected to the top of the first connecting boxes (501) in one-to one directions;
the number of the cleaning assemblies (9) is two, a top plate (18) is arranged at the top of a supporting plate (901) in one cleaning assembly (9), a sliding plate (10) is arranged at the bottom of the supporting plate (901) in the other cleaning assembly (9), a supporting column (17) is connected between the sliding plate (10) and the top plate (18), and the bottom of the sliding plate (10) is in sliding connection with the top of a supporting plate (601);
first cylinder (11) are installed at the top of backup pad (601), and are connected between the output of first cylinder (11) and slide plate (10), one of them magnetism is inhaled between the bottom of extension board (901) and the top of slide plate (10), and another magnetism is inhaled between the top of extension board (901) and the bottom of roof (18) and is connected, both sides of extension board (901) all are provided with fixed magnet (12), the tip of second fixed plate (507) is provided with first electro-magnet (14) with fixed magnet (12) adaptation.
2. The self-cleaning plate and frame filter press according to claim 1, wherein: the bearing plate (1) is provided with a second cylinder (20) towards one end of the filter press plate (3), the output end of the second cylinder (20) is connected with an extrusion disc (21), and a pipeline (22) is arranged in the middle of the extrusion disc (21).
3. The self-cleaning plate and frame filter press according to claim 2, wherein: the sliding plate (10) is provided with a first through hole (13), the supporting plate (601) is provided with a second through hole (15) and a third through hole (16), and the collecting funnel (19) is arranged below the supporting plate (601).
4. A plate and frame filter press with self-cleaning function according to claim 3, characterized in that: the end face of the second fixing plate (507) is provided with a second electromagnet (23), the end face of the first fixing plate (4) is provided with an adsorption sheet for the second electromagnet (23) to adsorb, the inside of the first connecting box (506) is rotationally connected with a cam (25), the inside of the first connecting box (506) is provided with a third motor (26), and the output end of the third motor (26) is connected with the cam (25).
5. The self-cleaning plate and frame filter press according to claim 4, wherein: the inside of first connection box (506) still is provided with and runs through slide (24) to the outside of first connection box (506), and the top of slide (24) is provided with connecting plate (28), fixed connection between connecting plate (28) and second fixed plate (507), be provided with gravity sensor (27) between connecting plate (28) and slide (24).
6. The method for using the plate and frame filter press with the self-cleaning function according to claim 5, wherein the method comprises the following steps: the method comprises the following steps:
s1: and (3) filter pressing: filling sewage into the filter pressing plates (3), then starting a second air cylinder (20), wherein the second air cylinder (20) drives a plurality of filter pressing plates (3) to be close to each other, and filtering the sewage by utilizing filter cloth on the filter pressing plates (3);
s2: removing cakes: after the press filtration is finished, gaps are generated between every two adjacent press filtration plates (3) by utilizing a first driving assembly (5) and a second driving assembly (6), so that mud cakes fall off;
s3: cleaning: and cleaning the filter cloth between two adjacent filter pressing plates (3) by using a cleaning assembly (9).
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| CN202310478406.XA CN116351118B (en) | 2023-04-28 | 2023-04-28 | Plate-and-frame filter press with self-cleaning function and use method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117085379B (en) * | 2023-10-19 | 2024-03-08 | 汕头市黄方生物科技有限公司 | Horizontal stacking filter pressing extraction equipment and application thereof in radix puerariae planting extraction production |
| CN117138434B (en) * | 2023-10-27 | 2024-01-09 | 核工业(烟台)建设工程有限公司 | Vertical full-automatic filter press |
| CN118439774B (en) * | 2024-07-10 | 2024-09-27 | 杭州蓝成环保能源有限公司 | Plate-frame diaphragm filter pressing equipment with low-temperature drying function |
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| CN116351118A (en) | 2023-06-30 |
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