CN115745351B - Sludge press filtration dewatering system - Google Patents
Sludge press filtration dewatering system Download PDFInfo
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- CN115745351B CN115745351B CN202211608637.XA CN202211608637A CN115745351B CN 115745351 B CN115745351 B CN 115745351B CN 202211608637 A CN202211608637 A CN 202211608637A CN 115745351 B CN115745351 B CN 115745351B
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Abstract
The invention discloses a sludge press filtration dehydration system, which comprises a sludge squeezing system, a sludge cloth (removing) device and a sludge regulation tank, wherein the sludge regulation tank is divided into a sewage cavity, a sludge inlet cavity and a mixing cavity by a sliding pressing plate and a fixed supporting plate, a sludge feeding rod which is externally connected with a spiral blade and extends upwards into the mixing cavity is arranged in the sludge inlet cavity, the upper end of the sludge feeding rod is connected with a medicament conveying disc, the medicament conveying disc is communicated with a plurality of medicament conveying pipes with medicament spraying blocks, and a filter screen is arranged at a medicament spraying port of the medicament spraying blocks.
Description
Technical Field
The invention relates to the technical field of sludge press filtration, in particular to a sludge press filtration dehydration system.
Background
The deep dehydration of the sludge is very difficult, belongs to the world problem, and the type which is suitable for the present is a plate-and-frame filter press, but because the thickness of the filter layer of the filter press plate frame is thicker, the phenomenon of loose core of the filter cake which is dry outside and wet inside is common, and the water in the sludge can not be removed rapidly, so that the problem of poor dehydration effect of the plate-and-frame filter press is caused, and the treatment of the sludge is not facilitated. In addition, the prior art generally adopts the mode of spraying the medicament above the sludge to mix when mixing the sludge and the medicament, but the sludge before filter pressing has a large amount of moisture and the moisture is accumulated on the surface of the sludge, so that the medicament is mixed in sewage and is directly discharged along with the sewage in the subsequent squeezing process, the sludge is difficult to fully mix and react with the medicament, and the utilization efficiency of the medicament is greatly reduced.
Disclosure of Invention
The invention aims to provide a sludge press filtration dehydration system to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the sludge press filtration dehydration system comprises a sludge wall breaking agent storage tank, a first sludge screw conveying pump, a Fe+ agent storage tank, a second sludge screw conveying pump and a sludge squeezing system, wherein the sludge wall breaking agent storage tank and the Fe+ agent storage tank are connected to a sludge regulation tank through the same pressurizing pump, the first sludge screw conveying pump is connected to the sludge regulation tank through another pressurizing pump, the sludge regulation tank is connected to the second sludge screw conveying pump through a pipeline I, the second sludge screw conveying pump is connected to a sludge cloth (stripping) device through a pipeline II, the sludge squeezing system squeezes sludge treated by the sludge cloth (stripping) device and drops the squeezed sludge to a receiving hopper, the receiving hopper is connected to a horizontal shaftless screw conveyor through a pipeline III, a discharging opening of the horizontal shaftless screw conveyor is arranged above a feeding opening of the inclined shaftless screw conveyor, and a discharging opening of the inclined shaftless screw conveyor is arranged above the discharging hopper;
the device comprises a sludge regulation tank, a driving mechanism, a sludge conveying plate, a plurality of chemical spraying blocks, a chemical spraying block, a filtering screen, a chemical spraying cover and a chemical spraying cover, wherein the sludge regulation tank is internally and vertically provided with a sliding pressing plate and a fixed supporting plate with a plurality of water holes at intervals, the sliding pressing plate and the fixed supporting plate are driven by the driving mechanism to slide up and down in a reciprocating manner, the sliding pressing plate and the fixed supporting plate divide the interior of the sludge regulation tank into a sewage cavity, a sludge inlet cavity and a mixed cavity which are sequentially distributed from bottom to top, a sludge inlet pipe for conveying sludge is communicated with the sludge inlet cavity, the chemical inlet pipe for conveying chemical is extended into the mixed cavity, the sewage cavity is communicated with a sewage drain pipe, the mixed cavity is communicated with a discharging pipe, the sludge inlet cavity is internally provided with a sludge conveying rod which is externally connected with a spiral blade and extends upwards into the mixed cavity, the lower end of the sludge conveying rod is arranged on the driving end of the sludge conveying motor, the upper end of the sludge conveying rod is fixedly connected with a chemical conveying disk communicated with the chemical inlet pipe, the chemical conveying pipe which is fixedly communicated with a plurality of downward extending chemical conveying pipes, the chemical spraying blocks are fixedly arranged on the side walls of the chemical conveying pipe, and a filtering screen which covers the chemical spraying openings;
the medicine delivery pipe is internally and vertically provided with a sliding rod in a sliding way, the lower end of the sliding rod is fixedly connected with a puncture block extending out of the medicine delivery pipe, the puncture block is connected with an elastic supporting rod pulling the puncture block to slide downwards, the medicine ejection block is internally and vertically provided with a sliding sealing plate in a sliding way, a fixed connecting rod is fixedly connected between the sliding sealing plate and the sliding rod, the sliding sealing plate is formed by connecting a water pressing plate arranged horizontally and a water stop plate extending downwards, the lower end of the medicine ejection block is provided with a through groove for the water stop plate to slide downwards and insert, the water stop plate is downwards inserted into the through groove to cut off a medicine spraying opening and the medicine delivery pipe, the lower end of the water pressing plate is fixedly connected with a first cleaning plate extending to the medicine spraying opening, the lower end of the first cleaning plate is provided with a plurality of cleaning brushes matched with and inserted into the filtering holes of the filter screen, a sealing plate which is pushed by an elastic pressing block and blocks the through groove is arranged below the medicine spraying block in a sliding manner, and sealing plate fixedly connected with stretches into the extrusion piece that link up the groove, the filter screen below slides and is provided with the second clearance board of seting up the through-hole, and second clearance board upper end is equipped with a plurality of cooperation and inserts the clearance brush of filter screen filtration pore, and passes through fixed bolster fixed connection between second clearance board and the sealing plate.
Preferably, the actuating mechanism is including the driving motor that is located mud regulation jar top and fixed connection lift pull rod on the sliding pressure board up end, and driving motor output shaft installs rotary gear, and mud regulation jar upper end fixedly connected with is used for installing driving motor's mounting panel, rotary gear meshing is connected with the internal thread rotary drum, and the internal bolt rotary drum rotates and places in mud regulation jar top, and driving motor output shaft outside fixedly connected with pastes the spacing ring board that leans on the internal thread rotary drum up end, the internal thread rotary drum internal thread cooperation stretches out threaded lead screw, and threaded lead screw downwardly stretches into in the mixing chamber and with lift pull rod upper end fixed connection.
Preferably, the lower end of the sliding pressing plate is fixedly connected with a plurality of anti-blocking inserting rods which extend to the water holes in a one-to-one correspondence manner.
Preferably, the puncture piece stretches out the one end outside fixedly connected with puncture piece link plate of medicament delivery pipe, and elastic support pole fixed connection is between puncture piece link plate and medicament delivery pipe lower extreme, medicament delivery pipe lower extreme fixedly connected with downwards slides and passes elastic support pole, the first direction slide bar of puncture piece link plate, and the first spacing apron of first direction slide bar lower extreme fixedly connected with, medicament delivery pipe inner wall up-and-down sliding is leaned on there is the piston push pedal, and passes through piston push pedal fixed connection between slide bar and the puncture piece.
Preferably, the medicament spraying block is fixedly connected with a second guiding sliding rod which slides downwards to pass through the sealing plate, the lower end of the second guiding sliding rod is fixedly connected with a second limiting cover plate, the elastic pressing block is fixedly connected between the sealing plate and the second limiting cover plate, and the second guiding sliding rod slides to pass through the elastic pressing block.
Preferably, the first sludge screw conveying pump and the second sludge screw conveying pump are identical in model number and are provided with at least two groups.
Preferably, the sludge cloth (stripping) device is provided with two groups, which are arranged at the left side and the right side of the sludge squeezing system.
Preferably, the sludge squeezing system comprises a cylinder body, a squeezing seat driven by the cylinder body, a bottom plate positioned below the squeezing seat and a squeezing frame body arranged above the bottom plate, wherein the cylinder body is fixed on a support seat, a supporting leg is arranged at the bottom of the support seat, a polished rod is arranged at the top of the squeezing seat, the polished rod penetrates through the support seat, a movable seat is arranged above the bottom plate, and the movable seat moves left and right along a guide rail on the bottom plate under the driving of a cylinder.
Preferably, the sludge cloth (removing) device comprises a movable frame and a conveying belt positioned in the movable frame, a first cloth winding motor is fixed at the bottom of the movable frame, the first cloth winding motor is driven by a first cloth winding disk, cloth on the first cloth winding disk is conveyed to the surface of the conveying belt through a lower guide roller set, then the cloth is wound through a second cloth winding disk after passing through an upper guide roller set, and the second cloth winding disk is driven by a second cloth winding motor fixed at the top of the movable frame;
the top of the movable frame is also provided with a sludge receiving pipe connected with a discharging opening of the second sludge screw conveying pump, the sludge receiving pipe is fixed on the sludge receiving frame, the bottom of the sludge receiving pipe is positioned above a sludge lower leakage box in the sludge receiving frame, the side edges of the two ends of the movable frame are respectively provided with a first motor, the first motor drives the driving roller inside the movable frame to rotate, so that the rotation of the conveying belt connected between the left driving roller and the right driving roller is realized, a rack is fixed on the side edge of the movable frame, the rack is meshed with a gear at the output end of the second motor, and a plurality of groups of rollers are arranged at the bottom of the movable frame.
Compared with the prior art, the invention has the beneficial effects that:
according to the sludge press filtration dehydration system, deep sludge dehydration is performed through the cooperation of the sludge cloth (removing) device and the sludge pressing system, the working efficiency is high, the phenomenon of loose core of filter cakes which are dry outside and wet inside in conventional dehydration is avoided, and part of sewage and medicaments discharged by sludge are sprayed on all parts in the sludge after sewage discharge and are mixed and stirred through the cooperation of the sliding pressing plate, the medicament conveying pipe and the medicament spraying block, so that the mixing effect of the sludge and the medicaments is improved, and the utilization efficiency of the medicaments is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the relative arrangement of the sludge dewatering device and the sludge squeezing system according to the present invention;
FIG. 3 is a schematic structural view of a sludge cloth (stripping) device of the invention;
FIG. 4 is a schematic view of a sludge press system according to the present invention;
FIG. 5 is a schematic diagram of the internal structure of the sludge storage tank of the invention;
FIG. 6 is an enlarged schematic view of the driving mechanism of FIG. 5 for pushing the sliding platen to slide up and down;
FIG. 7 is an enlarged schematic illustration of the communication between the medication intake tube and the medication delivery tray of FIG. 5;
FIG. 8 is an enlarged schematic view of the lower end structure of the Chinese medicine agent delivery pipe of FIG. 5;
FIG. 9 is an enlarged schematic view of the connection of the drug delivery tube and the drug ejection block of FIG. 5;
FIG. 10 is an enlarged schematic view of the bolus of FIG. 9;
FIG. 11 is a schematic view of the invention showing the sliding platen sliding downward to press sludge;
FIG. 12 is an enlarged schematic view of the lower end structure of the Chinese medicine agent-delivering pipe of FIG. 11;
FIG. 13 is an enlarged schematic view of the connection of the drug delivery tube and the drug ejection block of FIG. 11;
fig. 14 is an enlarged schematic view of the medicine ejection block of fig. 13.
In the figure: 1 sludge wall breaking medicament storage tank, 2 first sludge screw conveying pump, 3 pressurizing pump, 4 sludge regulating tank, 41 sliding pressing plate, 42 fixing support plate, 43 sludge inlet pipe, 44 medicament inlet pipe, 45 sewage outlet pipe, 46 discharging pipe, 47 sludge conveying rod, 48 sludge conveying motor, 49 medicament conveying disc, 410 medicament conveying pipe, 411 sliding rod, 412 puncturing block, 4121 puncturing block connecting plate, 413 elastic support rod, 414 medicament spraying block, 415 filter screen, 416 sliding sealing plate, 417 fixing connecting rod, 418 first cleaning plate, 419 sealing plate, 420 extruding block, 421 elastic press block, 422 second cleaning plate, 423 anti-blocking inserting rod, 424 first guide slide bar, 425 first limit cover plate, 426 piston push plate, 427 second guide slide bar, 428 second limit cover plate, 5Fe+ medicament storage tank, 6 second sludge screw conveying pump 7 sludge cloth (stripping) device, 71 moving frame, 72 first motor, 73 conveyer belt, 74 second motor, 75 roller, 76 rack, 77 second cloth winding reel, 78 second cloth winding motor, 79 cloth, 711 upper guide roller group, 712 sludge receiving pipe, 713 sludge lower leakage box, 714 sludge receiving frame, 715 lower guide roller group, 716 first cloth winding motor, 717 first cloth winding reel, 8 sludge squeezing system, 81 polished rod, 82 cylinder, 83 support seat, 84 supporting leg, 85 squeezing seat, 86 squeezing frame, 87 bottom plate, 88 moving seat, 89 cylinder, 9 horizontal shaftless screw conveyor, 10 inclined shaftless screw conveyor, 11 blanking hopper, 12 receiving hopper, 13 driving motor, 14 rotating gear, 15 internal thread rotary drum, 16 thread screw rod, 17 lifting pull rod, 18 mounting plate, 19 limiting ring plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-14, the present invention provides a technical solution:
embodiment one:
the sludge press filtration dehydration system comprises a sludge wall breaking agent storage tank 1, a first sludge screw conveying pump 2, a Fe+ agent storage tank 5, a second sludge screw conveying pump 6 and a sludge squeezing system 8, wherein the types of the first sludge screw conveying pump 2 and the second sludge screw conveying pump 6 are consistent, at least two groups of sludge cloth (material removing) devices 7 are arranged, the two groups of sludge cloth (material removing) devices are arranged on the left side and the right side of the sludge squeezing system 8, the sludge wall breaking agent storage tank 1 and the Fe+ agent storage tank 5 are connected to a sludge regulation tank 4 through a pressurizing pump 3, the first sludge screw conveying pump 2 is connected to the sludge regulation tank 4 through another pressurizing pump 3, the sludge regulation tank 4 is connected to the second sludge screw conveying pump 6 through a pipeline I, the second sludge screw conveying pump 6 is connected to a sludge material removing device 7 through a pipeline II, the sludge squeezing system 8 squeezes sludge treated by the sludge cloth (material removing device 7, then the sludge after being squeezed falls to a receiving hopper 12, the receiving hopper 12 is connected to a horizontal shaftless screw conveyor 9 through a pipeline III, a lower opening of the horizontal shaftless screw conveyor 9 is arranged above a screw conveyor 10, and a lower opening of the horizontal shaftless screw conveyor 10 is arranged below a tilting screw conveyor 11;
the sludge cloth (stripping) device 7 comprises a movable frame 71 and a conveying belt 73 arranged in the movable frame 71, a first cloth winding motor 716 is fixed at the bottom of the movable frame 71, a first cloth winding disk 717 is driven by the first cloth winding motor 716, cloth 79 on the first cloth winding disk 717 is conveyed to the surface of the conveying belt 73 through a lower guide roller group 715, then the cloth 79 is wound through a second cloth winding disk 77 after passing through an upper guide roller group 711, the second cloth winding disk 77 is driven through a second cloth winding motor 78 fixed at the top of the movable frame 71, a sludge receiving pipe 712 connected with a discharging opening of a second sludge screw conveying pump 6 is further arranged at the top of the movable frame 71, the sludge receiving pipe 712 is fixed on the sludge receiving frame 714, the bottom of the sludge receiving pipe 712 is positioned above a sludge lower drain box 713 fixed in the sludge receiving frame 714, a first motor 72 is arranged at both end sides of the movable frame 71, the first motor 72 drives driving rollers in the movable frame 71 to rotate, thereby realizing the rotation of the conveying belt 73 connected between the left driving roller and the right driving rollers,
the sludge squeezing system 8 comprises a cylinder 82, a squeezing seat 85 driven by the cylinder 82, a bottom plate 87 positioned below the squeezing seat 85, and a squeezing frame 86 arranged above the bottom plate 87, wherein the cylinder 82 is fixed on a support seat 83, a supporting leg 84 is arranged at the bottom of the support seat 83, a polished rod 81 is arranged at the top of the squeezing seat 85, the polished rod 81 penetrates through the support seat 83, a movable seat 88 is arranged above the bottom plate 87, and the movable seat 88 is driven by an air cylinder 89 to move left and right along a guide rail on the bottom plate 87;
when the sludge wall-breaking agent storage tank 1 and the Fe+ agent storage tank 5 are used, agents in the sludge wall-breaking agent storage tank 1 and the Fe+ agent storage tank 5 flow into one pressurizing pump 3 and enter the sludge regulating tank 4 under the action of the pressurizing pump 3, sludge enters the other pressurizing pump 3 under the action of the first sludge screw conveying pump 2 and enters the sludge regulating tank 4 under the action of the pressurizing pump 3, the sludge and the agents are stirred and mixed in the sludge regulating tank 4, then under the action of the second sludge screw conveying pump 6, a sludge and agent mixture falls down to a sludge leaking box 713 through a sludge receiving pipe 712 and falls down to a cloth 79 of a conveying belt 73 through the bottom of the sludge leaking box 713, and as a rack 76 is fixed on the side of the moving frame 71, the rack 76 is meshed with a gear at the output end of the second motor 74, and a plurality of groups of rollers 75 are arranged at the bottom of the moving frame 71, under the action of the second motor 74, the rollers 75 at the bottom of the moving frame 71 drive the moving frame 71 to move backwards, the sludge and the agent mixture falls onto the conveying belt 73 through the bottom of the sludge leaking box 713, and the agent mixture covers the cloth 79 and the agent mixture at the same time;
after the sludge and the medicament mixture are covered by the cloth 79, the sludge and the medicament mixture fall into the press frame 86, the movable seat 88 moves under the action of the air cylinder 89, the press frame 86 placed on the movable seat 88 moves to the position right below the press seat 85, then the cylinder 82 drives the press seat 85 to move downwards, the cloth 79 in the press frame 86 is pressed, water in the sludge is filtered out between two layers of filter cloth (namely, the cloth 79) through vertical high pressure, the sludge in the cloth 79 and the water in the medicament mixture flow out of the press frame 86 to form mud cakes, the first cloth winding motor 716 drives the first cloth winding disc 717 to rotate, the second cloth winding disc 77 is driven by the second cloth winding motor 78 to rotate, winding of the cloth 79 is realized, the cloth 79 is pulled out of the press frame 86 and laid on the conveying belt 73, the mud cakes fall into the receiving hopper 12 (namely, the filter cloth is wound up and simultaneously separated from the filter cloth after the pressing is completed), the dried cakes fall into the horizontal shaft conveyor 9 through the receiving hopper 12, the water in the mud cakes falls into the inclined shaft conveyor 9, the inclined shaft conveyor 10 falls into the inclined shaft conveyor 11, and the mud cakes fall into the inclined conveyor 11, and then the mud cake is discharged out of the inclined conveyor 11.
Through the arrangement of the sludge squeezing system 8, the sludge squeezing efficiency is improved, the sludge squeezing system can be used for municipal sludge reduction and can also be used for solid-liquid separation of organic wastes such as livestock manure, kitchen garbage and the like, the materials to be separated are pumped or pumped into a vertical high-pressure filter press charging system, deep solid-liquid separation is performed by utilizing filter cloth, only one-time separation is needed, and the water content of the sludge is squeezed to 50% under the condition of no dry matter addition;
through setting up of mud cloth (take off) material device 7, add the mud that water content 83-85% between two-layer filter cloth (i.e. cloth 79) automatically, arrange mud even in filter pressing material frame (i.e. squeeze framework 86), the in-process relies on natural gravity, mud filtrate between the filter cloth is constantly filtered out, after the filter pressing material frame is full, regard as mud to be full, start high-pressure hydraulic system (i.e. cylinder body 82) to 20MPa, pressure direct action is on the mud cake, mud volume in the filter pressing material frame is compressed by powerful, mud obtains abundant drainage, mud cloth (take off) material device 7 is with the filter cloth automatic pull-out after the filter pressing, mud separates out through between two-layer filter cloth, need not the filter plate.
Example two
Embodiment two optimizes the mixing process of the sludge and the medicament on the basis of embodiment one, namely: the inside of the sludge regulation tank 4 is divided into a sewage cavity, a sludge inlet cavity and a mixing cavity which are sequentially distributed from bottom to top by the sliding pressing plate 41 and the fixed supporting plate 42, a sludge inlet pipe 43 for conveying sludge is communicated with the sludge inlet cavity, the sludge in the first sludge screw conveying pump 2 enters the sludge inlet cavity through the sludge inlet pipe 43 after being pressurized by one pressurizing pump 3, the sliding pressing plate 41 slides downwards to press the sludge, so that the sludge is convenient for fully mixing the subsequent sludge and the medicament, and also prevents the problems that part of the medicament can be mixed in sewage and is directly discharged along with the sewage in the subsequent pressing process, and the utilization efficiency of the medicament is greatly reduced, the sewage cavity is communicated with a sewage pipe 45, and the sewage is discharged through the sewage outlet pipe 45 through the sliding pressing plate 41;
the sludge feeding cavity is internally provided with an external spiral blade and extends upwards into a sludge feeding rod 47 in the mixing cavity, the lower end of the sludge feeding rod 47 is arranged on the driving end of a sludge feeding motor 48, the sliding pressing plate 41 is provided with a through groove for the sludge feeding rod 47 to pass upwards, the external spiral blade rotates together under the driving of the sludge feeding rod 47, so that the sludge in the sludge feeding cavity enters the mixing cavity along with the external spiral blade, a medicament feeding pipe 44 for conveying medicaments extends into the mixing cavity, medicaments in a sludge wall breaking medicament storage tank 1 and a Fe+ medicament storage tank 5 are pressurized by another pressurizing pump 3 and then enter the medicament feeding pipe 44, the upper end of the sludge feeding rod 47 is fixedly connected with a medicament conveying disc 49 communicated with the medicament feeding pipe 44, the medicament conveying disc 49 is rotationally connected with the medicament feeding pipe 44, and the medicaments in the medicament feeding pipe 44 enter the medicament conveying disc 49, the medicament delivery disc 49 is fixedly communicated with a plurality of downwardly extending medicament delivery pipes 410, the side wall of the medicament delivery pipe 410 is fixedly communicated with a plurality of medicament spraying blocks 414 which are distributed at intervals from top to bottom and are provided with medicament spraying openings at the lower end, so that medicaments in the medicament feeding pipe 44 pass through the medicament delivery disc 49 and the medicament delivery pipes 410 and are sprayed out from the medicament spraying openings of the medicament spraying blocks 414, the medicament spraying openings are outwards sprayed and are mixed with sludge in each part of the mixing cavity, compared with the process that the medicaments are sprayed on the surface of the sludge, the mixing effect between the medicaments and the sludge is obviously improved, in addition, the sludge feeding rod 41 drives the medicament spraying blocks 414 to move together through the medicament delivery pipes 410, the medicament spraying blocks 414 stir the sludge while spraying the medicaments, the mixing effect of the medicaments and the sludge is further improved, the utilization efficiency of the medicaments is improved, the mixing cavity is communicated with the discharge pipe 46, the mixed medicament and sludge leave the mixing cavity through a discharge pipe 46 and enter a second sludge screw conveying pump 6;
the medicine spraying block 414 is fixedly provided with a filter screen 415 covering a medicine spraying port, the filter screen 415 is arranged to avoid the problem that medicine cannot be sprayed due to the fact that the medicine spraying port is blocked by sludge, a sliding rod 411 is arranged in the medicine conveying pipe 410 in a sliding mode, the lower end of the sliding rod 411 is fixedly connected with a puncture block 412 extending out of the medicine conveying pipe 410, the lower end of the puncture block 412 is sharp, the puncture block 412 is convenient to puncture the sludge downwards, the puncture block 412 is connected with an elastic supporting rod 413 pulling the puncture block 412 to slide downwards, when the sliding pressing plate 41 slides upwards, the sliding pressing plate 41 pushes the puncture block 412 upwards, the elastic supporting rod 413 is compressed and has an elastic force pushing the puncture block 412 to reset, when the sliding pressing plate 41 slides downwards away from the puncture block 412, the puncture block 412 slides downwards under the pushing of the elastic force of the elastic supporting rod 413, so that the puncture block 412 slides upwards and downwards together in the sliding pressing plate 41, a sliding sealing plate 416 is arranged in the sliding mode, a fixed connecting rod 417 is fixedly connected between the sliding sealing plate 416 and the sliding rod 411, and the puncture block 412 drives the sliding rod 411 to slide upwards and downwards, and the sliding rod 417 is driven to slide downwards together through the connecting rod 417;
the sliding seal plate 416 is formed by connecting a horizontally arranged water pressing plate and a downward extending water-stop plate, the water pressing plate is in sliding contact with the inner wall of the medicament spraying block 414, the water-stop plate is positioned at one end of the water pressing plate, which is close to the sliding rod 411, and extends downwards, the fixed connecting rod 417 is fixedly connected to the water-stop plate, the lower end of the medicament spraying block 414 is provided with a through groove for the water-stop plate to slide downwards for insertion, in the process of sliding up and down the puncture block 412, the sliding seal plate 416 slides upwards firstly, so that the water-stop plate upwards leaves the through groove, medicament in the medicament conveying pipe 410 enters between the sliding seal plate 416 and a medicament spraying port, then the sliding seal plate 416 slides downwards, so that the medicament is prevented from flowing back into the medicament conveying pipe 410, the water-stop plate slides downwards and presses the medicament out of the medicament spraying port, the sliding seal plate 416 is arranged to provide pushing force for the medicament spraying process, so that the sludge is prevented from being blocked at the medicament spraying port, the lower end of the water plate is fixedly connected with a first cleaning plate 418 for the medicament spraying port, in the process, the lower end of the first cleaning plate 418 is provided with a plurality of cleaning holes 418 matched with the filter screen, and the cleaning plate 415 is difficult to clean the filter screen, and the cleaning hole 415 is cleaned downwards when the filter screen is stretched downwards, and the filter screen is cleaned downwards, and the filter screen is blocked by the filter screen is arranged, and the filter screen is cleaned down, and the filter screen is difficult down;
the medicament blowout piece 414 below slip is provided with the sealing plate 419 that blocks the through groove under the promotion of elastic pressing block 421, sealing plate 419's setting avoids external mud to get into in medicament blowout piece 414 through the through groove and blocks up the problem of medicament blowout piece 414 and medicament conveyer pipe 410 intercommunication department, and sealing plate 419 fixedly connected with stretches into the extrusion piece 420 of through groove, filter screen 415 below slip is provided with the second clearance board 422 of seting up the through-hole, and second clearance board 422 upper end is equipped with the cleaning brush that a plurality of cooperations inserted filter screen 415 filtration pore, and pass through fixed bolster fixed connection between second clearance board 422 and sealing plate 419, when sliding seal plate 416 does not slide downwards and bulldoze the medicament, sealing plate 419 blocks the through groove under the bulldozeing of elastic pressing block 421, and sealing plate 419 drives second clearance board 422 through the fixed bolster, make the clearance brush on the second clearance board 422 stretch into in the filter screen 415 filtration pore, avoid mud to block up the problem of filter screen 415 filtration pore, when sliding seal plate 416 slides downwards and bulldozes the medicament board 415 and pushes down and sets up the clearance brush 419 through the filter screen 415 down and pushes away again through the filter screen 415 through the fixed bolster, and the sealing plate 415 is convenient for the clearance brush is blocked through the filter screen 415 through the clearance hole is washed down again when sliding seal plate 415 slides the filter screen 415 down, and the sealing plate is pushed down through the fixed bolster is pushed down, and the filter screen 415 is passed through the filter screen 415 and is kept stable.
Embodiment III:
embodiment three gives one embodiment of the drive mechanism on the basis of embodiment two, namely: the driving mechanism comprises a driving motor 13 positioned above the sludge storage tank 4 and a lifting pull rod 17 fixedly connected to the upper end surface of the sliding pull rod 15, a rotary gear 14 is installed on an output shaft of the driving motor 13, the driving motor 13 is a bidirectional motor for driving the rotary gear 14 to rotate forward and backward, the upper end of the sludge storage tank 4 is fixedly connected with a mounting plate 18 for installing the driving motor 13, the rotary gear 14 is in meshed connection with an internal thread rotary drum 15, particularly, gear teeth in meshed connection with the rotary gear 14 are arranged on the outer wall of the internal thread rotary drum 15, the internal bolt rotary drum 15 is rotatably arranged above the sludge storage tank 4, a limiting ring plate 19 attached to the upper end surface of the internal thread rotary drum 15 is fixedly connected to the outer side of the output shaft of the driving motor 13, the limiting ring plate 19 blocks the internal thread rotary drum 15 and enables the internal thread rotary drum 15 to rotate and can not move up and down, a threaded screw 16 is stretched out in the internal thread rotary drum 15 in a threaded fit manner, and the threaded screw 16 stretches into a mixing cavity downwards and is fixedly connected with the upper end of the lifting pull rod 17, the sliding pull rod 41 arranged up and down is in a sliding manner relative to the inner wall of the sludge storage tank 4, the inner wall of the internal thread rotary drum 15 is provided with a gear 16, and the lifting pull rod 17 is enabled to rotate and can not slide down by the internal thread rotary drum 17 to rotate and can not slide through the lifting pull rod 17 to drive the positive and slide screw rod 41.
Embodiment four:
fourth embodiment optimizes the internal mechanism of the sludge conditioning tank 4 on the basis of the second embodiment, namely: the lower extreme fixedly connected with of sliding pressure plate 41 stretches to the anti-blocking inserted link 423 of water hole with a plurality of one-to-one, anti-blocking inserted link 423 slides from top to bottom along with sliding pressure plate 41, anti-blocking inserted link 423 inserts in the water hole and clears away the mud in the water hole when sliding down, avoid mud to block up the problem that water hole caused unable drainage, the one end outside fixedly connected with puncture piece linking plate 4121 of puncture piece 412 stretches out medicament delivery pipe 410, and elastic support rod 413 fixed connection is between puncture piece linking plate 4121 and medicament delivery pipe 410 lower extreme, medicament delivery pipe 410 lower extreme fixedly connected with slides downwards and passes elastic support rod 413, puncture piece linking plate 4121's first guide slide bar 424, the setting of first guide slide bar 424 improves the stability of puncture piece 412 upper and lower sliding process, first guide slide bar 424 lower extreme fixedly connected with first limiting cover 425, the setting of first limiting cover 425 is the sliding stroke of puncture piece 412, medicament delivery pipe 410 inner wall upper and lower sliding is leaned on and is had piston push pedal 426, and slide rod 411 and puncture piece 412 are fixedly connected through piston push pedal 426, and piston push pedal 426 is fixed connection between piston push pedal 412, and the setting up mud entering into the second guide slide bar 428 and is fixed to be connected with second guide slide plate 419, and the second guide plate 428 is fixed to be passed through the second guide slide plate 419, the upper and lower sealing plate is fixed to the second guide plate is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a mud filter-pressing dewatering system, includes mud broken wall medicament storage tank (1), first mud screw rod delivery pump (2), iron ion medicament storage tank (5), second mud screw rod delivery pump (6) and mud press system (8), its characterized in that: the sludge wall-breaking medicament storage tank (1) and the iron ion medicament storage tank (5) are connected to the sludge regulation tank (4) through the same pressurizing pump (3), the first sludge screw conveying pump (2) is connected to the sludge regulation tank (4) through the other pressurizing pump (3), the sludge regulation tank (4) is connected to the second sludge screw conveying pump (6) through a pipeline I, the second sludge screw conveying pump (6) is connected to the sludge distributing device (7) through a pipeline II, the sludge squeezing system (8) squeezes sludge treated by the sludge distributing device (7) and drops the squeezed sludge to the receiving hopper (12), the receiving hopper (12) is connected to the horizontal shaftless screw conveyor (9) through a pipeline III, a discharging opening of the horizontal shaftless screw conveyor (9) is arranged above a discharging opening of the inclined shaftless screw conveyor (10), and a discharging opening of the inclined shaftless screw conveyor (10) is arranged above the discharging hopper (11);
the device is characterized in that a sliding pressing plate (41) and a fixed support plate (42) provided with a plurality of water holes are arranged in the sludge regulation tank (4) at intervals up and down, the sliding pressing plate (41) slides up and down in a reciprocating manner under the driving of a driving mechanism, the sliding pressing plate (41) and the fixed support plate (42) divide the interior of the sludge regulation tank (4) into a sewage cavity, a sludge inlet cavity and a mixed cavity which are sequentially distributed from bottom to top, a sludge inlet pipe (43) for conveying sludge is communicated with the sludge inlet cavity, a medicament inlet pipe (44) for conveying medicaments stretches into the mixed cavity, the sewage cavity is communicated with a sewage discharge pipe (45), the mixed cavity is communicated with a discharge pipe (46), an external spiral blade is arranged in the sludge inlet cavity and extends upwards into a sludge conveying rod (47) in the mixed cavity, the lower end of the sludge conveying rod (47) is arranged on the driving end of a sludge conveying motor (48), the upper end of the sludge conveying rod (47) is fixedly connected with a medicament conveying disc (49) communicated with the medicament inlet pipe (44), the conveying disc (49) is fixedly communicated with a plurality of medicament spraying ports (414) which are fixedly connected with medicament spraying ports (410), and the medicament spraying ports (410) are fixedly connected with the side wall of the medicament spraying ports (410);
the utility model discloses a medicine-spraying device, including a medicine-conveying pipe (410), a medicine-spraying block (414), a filter screen (415) and a cleaning plate (422), wherein a sliding rod (411) is arranged in the medicine-conveying pipe (410) in a vertical sliding manner, a penetrating block (412) extending out of the medicine-conveying pipe (410) is fixedly connected to the lower end of the sliding rod (411), an elastic supporting rod (413) pulling the penetrating block (412) to slide downwards is connected to the penetrating block (412), a sliding seal plate (416) is arranged in the medicine-spraying block (414) in a vertical sliding manner, a fixed connecting rod (417) is fixedly connected between the sliding seal plate (416) and the sliding rod (411), the sliding seal plate (416) is formed by connecting a water-pressing plate arranged horizontally with a water-separating plate extending downwards, a penetrating groove for the water-separating plate to slide-inserting is formed at the lower end of the medicine-spraying block (414), a first cleaning plate (418) extending to the medicine-spraying opening is formed by the penetrating groove, a plurality of cleaning plates (415) are arranged at the lower end of the first cleaning plate (418) and a plurality of brushes matched with filter screen filter holes are arranged at the lower end of the cleaning plate (415), a plurality of cleaning plates (422) are matched with the filter screen holes are arranged at the lower end of the cleaning plate (415), the cleaning plate (422) is matched with the filter screen sealing plate (422) and the upper end of the filter screen (419) is arranged, and the second cleaning plate (422) is fixedly connected with the sealing plate (419) through a fixed bracket.
2. The sludge press dewatering system of claim 1, wherein: the utility model provides a sludge regulation jar, including being located driving motor (13) of mud regulation jar (4) top and fixed connection lift pull rod (17) on sliding pressure board (41) up end, and driving motor (13) output shaft installs rotation gear (14), and mud regulation jar (4) upper end fixedly connected with mounting panel (18) that are used for installing driving motor (13), rotation gear (14) meshing is connected with internal thread rotary drum (15), and internal bolt rotary drum (15) rotate and place in mud regulation jar (4) top, and driving motor (13) output shaft outside fixedly connected with pastes spacing ring board (19) on internal thread rotary drum (15) up end, threaded lead screw (16) are stretched out in internal thread rotary drum (15) screw thread fit, and threaded lead screw (16) downwardly extend into mixing chamber and with lift pull rod (17) upper end fixed connection.
3. The sludge press dewatering system of claim 1, wherein: the lower end of the sliding pressing plate (41) is fixedly connected with a plurality of anti-blocking inserting rods (423) which extend to the water holes in a one-to-one correspondence manner.
4. The sludge press dewatering system of claim 1, wherein: the puncture block (412) stretches out one end outside fixedly connected with puncture block link plate (4121) of medicament delivery pipe (410), and elastic support rod (413) fixed connection is between puncture block link plate (4121) and medicament delivery pipe (410) lower extreme, medicament delivery pipe (410) lower extreme fixedly connected with downwards slides and passes elastic support rod (413), first direction slide bar (424) of puncture block link plate (4121), and first direction slide bar (424) lower extreme fixedly connected with first spacing apron (425), medicament delivery pipe (410) inner wall upper and lower slip is leaned on piston push pedal (426), and passes through piston push pedal (426) fixed connection between slide bar (411) and puncture block (412).
5. The sludge press dewatering system of claim 1, wherein: the medicament spraying block (414) is fixedly connected with a second guide sliding rod (427) which slides downwards and passes through the sealing plate (419), the lower end of the second guide sliding rod (427) is fixedly connected with a second limiting cover plate (428), the elastic pressing block (421) is fixedly connected between the sealing plate (419) and the second limiting cover plate (428), and the second guide sliding rod (427) slides through the elastic pressing block (421).
6. The sludge press dewatering system of claim 1, wherein: the first sludge screw conveying pump (2) and the second sludge screw conveying pump (6) are identical in model number and are at least provided with two groups.
7. The sludge press dewatering system of claim 1, wherein: the sludge distributing devices (7) are provided with two groups and are arranged on the left side and the right side of the sludge squeezing system (8).
8. The sludge press dewatering system of claim 7, wherein: the sludge squeezing system (8) comprises a cylinder body (82), a squeezing seat (85) driven by the cylinder body (82), a bottom plate (87) positioned below the squeezing seat (85) and a squeezing frame body (86) arranged above the bottom plate (87), wherein the cylinder body (82) is fixed on a support seat (83), a supporting leg (84) is arranged at the bottom of the support seat (83), a polished rod (81) is arranged at the top of the squeezing seat (85), the polished rod (81) penetrates through the support seat (83), a movable seat (88) is arranged above the bottom plate (87), and the movable seat (88) is driven by a cylinder (89) to move left and right along a guide rail on the bottom plate (87).
9. The sludge press dewatering system of claim 7, wherein: the sludge distribution device (7) comprises a movable frame (71) and a conveying belt (73) positioned in the movable frame (71), a first cloth winding motor (716) is fixed at the bottom of the movable frame (71), a first cloth winding disc (717) is driven by the first cloth winding motor (716), cloth (79) on the first cloth winding disc (717) is conveyed to the surface of the conveying belt (73) through a lower guide roller group (715), then the cloth (79) is wound through a second cloth winding disc (77) after passing through an upper guide roller group (711), and the second cloth winding disc (77) is driven through a second cloth winding motor (78) fixed at the top of the movable frame (71);
the utility model discloses a sludge screw conveyer pump, including movable frame (71), rack (76) and second motor (74), the movable frame (71) top still is equipped with mud nipple (712) that are connected with the feed opening of second sludge screw conveyer pump (6), mud nipple (712) are fixed on mud nipple (714), and mud nipple (712) bottom is located the top of mud lower drain box (713) in mud nipple (714), the both ends side of movable frame (71) all is equipped with first motor (72), and the driving roller of inside movable frame (71) is rotated in first motor (72) drive to realize controlling the rotation of conveyer belt (73) that are connected between two driving rollers, movable frame (71) side is fixed with rack (76), rack (76) and the gear engagement of second motor (74) output, and movable frame (71) bottom are equipped with a plurality of groups gyro wheel (75).
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