CN115745351A - Sludge press filtration dewatering system - Google Patents
Sludge press filtration dewatering system Download PDFInfo
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- CN115745351A CN115745351A CN202211608637.XA CN202211608637A CN115745351A CN 115745351 A CN115745351 A CN 115745351A CN 202211608637 A CN202211608637 A CN 202211608637A CN 115745351 A CN115745351 A CN 115745351A
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Abstract
The invention discloses a sludge press-filtration dehydration system, which comprises a sludge squeezing system, a sludge distributing (removing) device and a sludge storage tank, wherein the sludge storage tank is divided by a sliding pressure plate and a fixed support plate to form a sewage cavity, a sludge inlet cavity and a mixing cavity, a sludge conveying rod which is externally connected with a helical blade and upwards extends into the mixing cavity is arranged in the sludge inlet cavity, the upper end of the sludge conveying 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 opening 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 mud is very difficult, belongs to the world difficult problem, and the model that is more suitable at present is plate and frame filter press, nevertheless because the filter thickness of filter-pressing plate frame, the loose heart phenomenon of wet in the dry outside filter cake generally exists, can not get rid of the water in the mud fast to lead to the relatively poor problem of dehydration effect to appear in the plate and frame filter press, be unfavorable for the processing of mud. In addition, in the prior art, when sludge and a medicament are mixed, the medicament is generally sprayed above the sludge for mixing, but the sludge before filter pressing has a large amount of water, and the water is accumulated on the surface of the sludge, so that the medicament is mixed in the sewage and is directly discharged along with the sewage in the subsequent pressing process, the sludge is difficult to be fully mixed and reacted 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 purpose, the invention provides the following technical scheme:
a 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 and storage tank through the same pressure pump, the first sludge screw conveying pump is connected to the sludge regulation and storage tank through another pressure pump, the sludge regulation and storage 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 distributing (removing) device through a pipeline II, the sludge squeezing system squeezes sludge treated by the sludge distributing (removing) 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 feed opening of the horizontal shaftless screw conveyor is arranged above a feed opening of the inclined shaftless screw conveyor, and a feed opening of the inclined shaftless screw conveyor is arranged above the feed hopper;
the sludge storage tank is internally provided with a sliding pressure plate and a fixed support plate which is provided with a plurality of water through holes at intervals up and down, the sliding pressure plate is driven by a driving mechanism to slide up and down in a reciprocating manner, the sliding pressure plate and the fixed support plate divide the inside of the sludge storage tank into a sewage cavity, a sludge inlet cavity and a mixing cavity which are sequentially distributed from bottom to top, a sludge inlet pipe for conveying sludge is communicated with the sludge inlet cavity, a medicament inlet pipe for conveying medicaments extends into the mixing cavity, the sewage cavity is communicated with a sewage discharge pipe, the mixing cavity is communicated with a discharge pipe, a sludge conveying rod which is externally connected with a spiral blade and extends upwards into the mixing cavity is arranged in the sludge inlet cavity, the lower end of the sludge conveying rod is arranged on the driving end of a sludge conveying motor, the upper end of the sludge conveying rod is fixedly connected with a medicament conveying disc communicated with the medicament inlet pipe, the medicament conveying disc is fixedly communicated with a plurality of medicament conveying pipes which extend downwards, the side walls of the medicament conveying pipes are fixedly communicated with a plurality of medicament spraying blocks of which the spraying openings are arranged at the lower ends, and a filter screen for covering the spraying openings is fixedly arranged outside the medicament spraying blocks;
the medicament spraying device is characterized in that a sliding rod is arranged in the medicament conveying pipe in a vertically sliding mode, a puncture block extending out of the medicament conveying pipe is fixedly connected with the lower end of the sliding rod, an elastic supporting rod pulling the puncture block to slide downwards is connected with the puncture block, a sliding sealing plate is arranged in the medicament spraying block in a vertically sliding mode, a fixing 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 and a water stop plate extending downwards, the lower end of the medicament spraying block is provided with a through groove allowing the water stop plate to slide downwards, the water stop plate is inserted downwards into the through groove to separate a medicament spraying opening and the medicament conveying pipe, the lower end of the water pressing plate is fixedly connected with a first cleaning plate extending towards the medicament spraying opening, the lower end of the first cleaning plate is provided with a plurality of cleaning brushes matched with filter screen filter holes, a sealing plate blocking the through groove is arranged below the medicament spraying block in a sliding mode, a squeezing block extending into the through groove is fixedly connected with the sealing plate, a second cleaning plate provided with a plurality of matched cleaning filter screen filter holes in a sliding mode, and a second cleaning support is connected with the sealing plate.
Preferably, actuating mechanism is including being located the driving motor of mud regulation jar top and the lift pull rod of fixed connection on the sliding pressure board up end, and the 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, the rotary gear meshing is connected with the internal thread rotary drum, and the internal screw 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 female thread fit stretches out threaded screw, and threaded screw stretch into in the hybrid chamber downwards and with lift pull rod upper end fixed connection.
Preferably, the lower end of the sliding pressure plate is fixedly connected with a plurality of anti-blocking insertion rods which extend to the water through holes in a one-to-one correspondence manner.
Preferably, the puncture piece stretches out one end outside fixedly connected with puncture piece of medicament conveyer pipe and links the board, and flexible support bar fixed connection links between board and medicament conveyer pipe lower extreme at the puncture piece, medicament conveyer pipe lower extreme fixedly connected with lapse passes flexible support bar, the first direction slide bar that the puncture piece links the board, and the first spacing apron of first direction slide bar lower extreme fixedly connected with, the medicament conveyer pipe inner wall slides from top to bottom and pastes and lean on there is the piston push pedal, and passes through piston push pedal fixed connection between slide bar and puncture piece.
Preferably, the medicament spraying block is fixedly connected with a second guide sliding rod which slides downwards to penetrate through the sealing plate, a second limiting cover plate is fixedly connected with the lower end of the second guide sliding rod, the elastic pressing block is fixedly connected between the sealing plate and the second limiting cover plate, and the second guide sliding rod slides to penetrate through the elastic pressing block.
Preferably, the first sludge screw conveying pump and the second sludge screw conveying pump are identical in model and at least two groups of sludge screw conveying pumps are arranged.
Preferably, the sludge distributing (removing) devices are provided with two groups and are arranged on the left side and the right side of the sludge pressing system.
Preferably, the sludge squeezing system comprises a cylinder body, a squeezing seat driven by the cylinder body, a bottom plate located below the squeezing seat, and a squeezing frame body placed above the bottom plate, the cylinder body is fixed on the support seat, the bottom of the support seat is provided with support legs, the top of the squeezing seat is provided with a polished rod, the polished rod penetrates through the support seat, a moving seat is arranged above the bottom plate, and the moving seat moves left and right along a guide rail on the bottom plate under the driving of an air cylinder.
Preferably, the sludge distributing (removing) device comprises a moving frame and a conveying belt positioned in the moving frame, a first cloth winding motor is fixed at the bottom of the moving frame, the first cloth winding motor drives a first cloth winding disc, cloth on the first cloth winding disc is conveyed to the surface of the conveying belt through a lower guide roller set, then the cloth passes through an upper guide roller set and is wound through a second cloth winding disc, and the second cloth winding disc is driven by a second cloth winding motor fixed at the top of the moving frame;
remove the frame top and still be equipped with the mud adapter tube of being connected with the feed opening of second mud screw conveyor pump, the mud adapter tube is fixed on mud bearing frame, and mud bearing tube bottom is located the top of the mud under-leakage box of mud bearing frame, the both ends side of removing the frame all is equipped with first motor, and the inside driving roller of first motor drive removal frame rotates to the rotation of the conveyer belt of connecting between two driving rollers about realizing, it is fixed with the rack to remove the frame side, the rack is equipped with a plurality of groups gyro wheel with the gear engagement of second motor output, and removes the frame bottom.
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 matching arrangement of the sludge distributing (removing) device and the sludge squeezing system, the working efficiency is high, the loose center phenomenon that filter cakes are dry outside and wet inside in the conventional dehydration process is avoided, and through the matching arrangement of the sliding pressing plate, the medicament conveying disc, the medicament conveying pipe and the medicament spraying block, partial sewage and medicaments discharged from the sludge are sprayed on each part inside the sludge after the sewage is discharged and are mixed and stirred, 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 structural view of the present invention as a whole;
FIG. 2 is a schematic structural diagram of the relative arrangement positions of the sludge stripping device and the sludge pressing system;
FIG. 3 is a schematic structural view of a sludge distributing (removing) device according to the present invention;
FIG. 4 is a schematic view of the structure of the sludge pressing system of the present invention;
FIG. 5 is a schematic view of the internal structure of the sludge storage tank according to the present invention;
FIG. 6 is an enlarged view of the driving mechanism for pushing the sliding platen to slide up and down in FIG. 5;
FIG. 7 is an enlarged schematic view of the drug inlet conduit and the drug delivery tray of FIG. 5 in communication;
FIG. 8 is an enlarged view of the lower end of the drug delivery tube of FIG. 5;
FIG. 9 is an enlarged 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 medicament ejection block of FIG. 9;
FIG. 11 is a schematic view of the slide platen of the present invention sliding downward to compress sludge;
FIG. 12 is an enlarged view of the lower end of the drug delivery tube of FIG. 11;
FIG. 13 is an enlarged 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 agent storage tank, 2 first sludge screw rod delivery pump, 3 pressure pump, 4 sludge regulation tank, 41 sliding pressing plate, 42 fixed support plate, 43 sludge inlet pipe, 44 chemical inlet pipe, 45 sewage discharge pipe, 46 discharge pipe, 47 sludge delivery rod, 48 sludge delivery motor, 49 chemical delivery disk, 410 chemical delivery pipe, 411 sliding rod, 412 puncture block, 4121 puncture block connecting plate, 413 elastic support rod, 414 chemical ejection block, 415 filter screen, 416 sliding closing plate, 417 fixed connecting rod, 418 first cleaning plate, 419 sealing plate, 420 extrusion block, 421 elastic pressing block, 422 second cleaning plate, 423 anti-blocking insertion rod, 424 first guide sliding rod, 425 first limit cover plate, 426 piston pushing plate, 427 second guide sliding rod, 428 second limit cover plate, 5Fe + chemical storage tank, 6 second sludge screw rod delivery pump 7 sludge distributing (removing) device, 71 moving frame, 72 first motor, 73 conveyer belt, 74 second motor, 75 idler wheels, 76 rack, 77 second cloth winding disc, 78 second cloth winding motor, 79 cloth, 711 upper guide roller group, 712 sludge receiving pipe, 713 sludge lower leaking box, 714 sludge receiving frame, 715 lower guide roller group, 716 first cloth winding motor, 717 first cloth winding disc, 8 sludge squeezing system, 81 polished rod, 82 cylinder body, 83 support base, 84 supporting leg, 85 squeezing base, 86 squeezing frame, 87 bottom plate, 88 moving base, 89 cylinder, 9 horizontal shaftless screw conveyor, 10 inclined shaftless screw conveyor, 11 discharging hopper, 12 receiving hopper, 13 driving motor, 14 rotating gear, 15 rotating drum, 16 threaded screw rod, 17 lifting pull rod, 18 mounting plate and 19 limit ring plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-14, the present invention provides a technical solution:
the first embodiment is as follows:
a 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 models of the first sludge screw conveying pump 2 and the second sludge screw conveying pump 6 are consistent, at least two groups are arranged, two groups of sludge cloth (stripping) devices 7 are arranged and 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 pressure pump 3, the first sludge screw conveying pump 2 is connected to the sludge regulation tank 4 through another pressure 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 stripping device 7 through a pipeline II, the sludge squeezing system 8 squeezes sludge treated by the sludge cloth (stripping) device 7, then the squeezed sludge falls to a receiving hopper 12, the receiving hopper 12 is connected to a horizontal shaftless screw conveyor 9 through a pipeline II, the sludge outlet of the horizontal shaftless screw conveyor 9 is arranged above a screw shaft III, and a feeding hopper 10 of the inclined screw conveyor is arranged above a feeding port of a screw conveyor III;
the sludge distributing (removing) device 7 comprises a moving frame 71 and a conveying belt 73 arranged inside the moving frame 71, a first cloth rolling motor 716 fixed at the bottom of the moving frame 71, a first cloth rolling motor 716 drives a first cloth rolling disc 717, cloth 79 on the first cloth rolling disc 717 is conveyed to the surface of the conveying belt 73 through a lower guide roller group 715, then the cloth 79 passes through an upper guide roller group 711 and is rolled through a second cloth rolling disc 77, the second cloth rolling disc 77 is driven by a second cloth rolling motor 78 fixed at the top of the moving 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 moving frame 71, the sludge receiving pipe 712 is fixed on the sludge receiving frame 714, the bottom of the receiving pipe 712 is positioned above a sludge lower leakage box 713 fixed inside the sludge receiving frame 714, first motors 72 are arranged on the side edges of two ends of the moving frame 71, the first motor 72 drives the conveying belt 73 inside the moving frame 71 to rotate, so as to realize the rotation of the conveying belt 73 connected between the left and right sludge rollers,
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, supporting legs 84 are 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 moving seat 88 is arranged above the bottom plate 87, and the moving 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 breaking device is used, agents in the sludge wall breaking agent storage tank 1 and the Fe + agent storage tank 5 flow into one pressure pump 3 and enter the sludge storage tank 4 under the action of the pressure pump 3, sludge enters the other pressure pump 3 under the action of the first sludge screw conveying pump 2 and enters the sludge storage tank 4 under the action of the pressure pump 3, the sludge and the agents are stirred and mixed in the sludge storage tank 4, then under the action of the second sludge screw conveying pump 6, a sludge and agent mixture falls to the sludge lower leakage box 713 through the sludge receiving pipe 712 and falls to the cloth 79 of the conveying belt 73 through the bottom of the sludge lower leakage box 713, 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, 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 cloth 79 is laid on the conveying belt 73, the sludge and agent mixture falls to the bottom of the sludge lower leakage box 73, the cloth 79 covers the mixture, the mixture of the cloth 79 and the mixture of the sludge and the cloth 79 are laid on the conveying belt 73;
after being covered by the cloth 79, the mixture of sludge and medicament falls into the squeezing frame 86, the moving seat 88 moves to a position under the action of the air cylinder 89, so that the squeezing frame 86 placed on the moving seat 88 moves to a position right below the squeezing seat 85, then the cylinder 82 drives the squeezing seat 85 to move downwards to squeeze the cloth 79 in the squeezing frame 86, water in the sludge is filtered out through two layers of filter cloth (namely the cloth 79) by vertical high pressure, so that the sludge in the cloth 79 and the water in the medicament mixture flow out of the squeezing frame 86 to form a mud cake, then the first cloth winding motor 716 drives the first cloth winding disc 717 to rotate, the second cloth winding disc 77 drives the second cloth winding motor 78 to rotate to realize the winding of the cloth 79, the cloth 79 is pulled out of the squeezing frame 86 and laid on the conveying belt 73, the mud cake falls to the receiving hopper 12 under the action of the conveying belt 73 (namely the drying mud cake is separated from the filter cloth while the mud cake is wound up after the squeezing is completed), then falls to the horizontal shaftless screw conveyor 9 through the receiving hopper 12, then the working screw conveyor 9 falls to the working hopper 11, the working hopper 10 of the mud cake falls to the inclined working hopper 11, and the mud cake conveyor 10 falls to the working hopper 11.
The sludge squeezing system 8 is arranged, so that the sludge squeezing efficiency is improved, the sludge can be used for municipal sludge reduction, and can also be used for solid-liquid separation of organic wastes such as livestock and poultry manure, kitchen garbage and the like, materials to be separated are pumped into a vertical high-pressure filter press charging system through a pump, deep solid-liquid separation is carried out by using filter cloth, only one-time separation is needed, and the water content of the sludge is squeezed to 50% under the condition of not adding any dry matter;
through the arrangement of the sludge distributing (removing) device 7, sludge with the water content of 83-85% is automatically added between two layers of filter cloth (namely cloth 79), the sludge is uniformly arranged in a filter pressing material frame (namely a pressing frame body 86), sludge filtrate between the filter cloth is continuously filtered out by means of natural gravity in the process, after the filter pressing material frame is fully distributed, the filter pressing material frame is considered to be full of the sludge, a high-pressure hydraulic system (namely a cylinder body 82) is started to be pressurized to 20MPa, the pressure directly acts on a mud cake, the volume of the sludge in the filter pressing material frame is strongly compressed, the sludge is fully filtered, the filter cloth is automatically pulled out by the sludge distributing (removing) device 7 after filter pressing, the sludge is separated out through the two layers of filter cloth, and a filter plate is not needed.
Example two
Example two the mixing process of the sludge and the medicament is optimized on the basis of the example one, namely: a sliding pressing plate 41 and a fixed support plate 42 provided with a plurality of water passing holes are arranged in the sludge storage tank 4 at intervals up and down, the fixed support plate 42 is fixedly connected on the inner wall of the sludge storage tank 4, the sliding pressing plate 41 is positioned above the fixed support plate 42 and is attached to the inner wall of the sludge storage tank 4 in a sliding manner up and down, the sliding pressing plate 41 is driven by a driving mechanism to slide up and down in a reciprocating manner, the sliding pressing plate 41 and the fixed support plate 42 divide the inside of the sludge storage tank 4 into a sewage cavity, a sludge inlet cavity and a mixing cavity which are sequentially distributed from bottom to top, a sludge inlet pipe 43 for conveying sludge is communicated with the sludge inlet cavity, sludge in the first sludge screw conveying pump 2 is pressurized by a pressurizing pump 3 and then enters the sludge inlet cavity through the sludge inlet pipe 43, the sliding pressing plate 41 slides downwards to press the sludge, so that the sludge discharges excessive moisture, the subsequent sludge and medicaments are conveniently and fully mixed, and a part of the medicaments are prevented from being mixed in the sewage and directly discharged along with the sewage in the subsequent pressing process, and the problem of great discount of the utilization efficiency of the medicament is caused, the sewage is solved, the sewage discharge chamber 45, and the sewage is discharged through a sewage discharge pipe 45, and the sewage discharged through the sewage discharging pipe 41;
a sludge feeding rod 47 which is externally connected with a helical blade and extends upwards into the mixing cavity is arranged in the sludge inlet cavity, the lower end of the sludge conveying rod 47 is arranged on the driving end of the sludge conveying motor 48, the sliding pressure plate 41 is provided with a through groove for the sludge conveying rod 47 to pass through upwards, an external spiral blade is driven by the sludge conveying rod 47 to rotate together, so that the sludge in the sludge inlet cavity enters the mixing cavity along with the external thread blade, the medicine inlet pipe 44 for conveying the medicine extends into the mixing cavity, the medicines in the sludge wall breaking medicine storage tank 1 and the Fe + medicine storage tank 5 enter the medicine inlet pipe 44 after being pressurized by the other pressurizing pump 3, the upper end of the sludge conveying rod 47 is fixedly connected with a medicine conveying disc 49 communicated with the medicine inlet pipe 44, the medicine conveying disc 49 is rotationally connected with the medicine inlet pipe 44, so that the medicament in the medicament tube 44 enters the medicament delivery tray 49, the medicament delivery tray 49 is fixedly communicated with a plurality of medicament delivery tubes 410 extending downwards, and the side wall of the drug delivery pipe 410 is fixedly communicated with a plurality of drug ejection blocks 414 which are distributed at intervals from top to bottom and the lower ends of which are provided with drug ejection ports, therefore, the medicament in the medicament tube 44 passes through the medicament delivery disk 49 and the medicament delivery tube 410 and is sprayed out from the medicament spraying openings of the medicament spraying block 414, a plurality of medicament spraying openings spray the medicament outwards and are mixed with the sludge at each part of the mixing cavity, compared with the condition that the medicament is sprayed on the surface of the sludge, the mixing effect between the medicament and the sludge is obviously improved, in addition, the sludge delivery rod 41 drives the medicament spraying block 414 to move together through the medicament delivery tube 410, so that the agent spraying block 414 can stir the sludge while spraying the agent, further improving the mixing effect of the agent and the sludge, thereby improving the utilization efficiency of the medicament, the mixing cavity is communicated with a discharge pipe 46, and the mixed medicament and sludge leave the mixing cavity through the discharge pipe 46 and enter the second sludge screw conveying pump 6;
a filter screen 415 covering the drug spraying port is fixedly installed outside the drug spraying block 414, the filter screen 415 is arranged to avoid the problem that the drug spraying port cannot be sprayed due to the blocking of sludge, a sliding rod 411 is arranged in the drug delivery pipe 410 in a vertically sliding manner, the lower end of the sliding rod 411 is fixedly connected with a puncture block 412 extending out of the drug delivery pipe 410, the lower end of the puncture block 412 is sharp, so that the puncture block 412 can puncture the sludge downwards, the puncture block 412 is connected with an elastic support rod 413 pulling the puncture block to slide downwards, when the sliding pressure plate 41 slides upwards, the sliding pressure plate 41 pushes the puncture block 412 upwards, the elastic support rod 413 is compressed and has elastic force pushing the puncture block 412 to reset downwards, when the sliding pressure plate 41 slides downwards away from the puncture block 412, the puncture block 412 slides downwards under the elastic force of the elastic support rod 413, so that in the vertical sliding process of the sliding pressure plate 41, the puncture block 412 slides upwards and downwards along with the sliding rod, a sliding seal plate 416 is arranged in the vertical sliding manner, and a fixed connecting rod 417 is fixedly connected between the sliding seal plate 416 and the sliding rod 411 is driven by the sliding rod 417;
the sliding sealing plate 416 is formed by connecting a horizontally arranged water pressing plate and a water blocking plate which extends downwards, the water pressing plate is attached to the inner wall of the medicine spraying block 414 in a sliding mode, the water blocking plate is located at one end, close to the sliding rod 411, of the water pressing plate and extends downwards, the fixed connecting rod 417 is fixedly connected to the water blocking plate, a through groove for the water blocking plate to slide downwards is formed in the lower end of the medicine spraying block 414, in the process that the puncture block 412 slides up and down, the sliding sealing plate 416 slides upwards firstly, so that the water blocking plate upwards leaves the through groove, medicines in the medicine conveying pipe 410 enter the position between the sliding sealing plate 416 and the medicine spraying opening, then the sliding sealing plate 416 slides downwards, the water blocking plate is inserted downwards into the through groove, the medicines are prevented from flowing back into the medicine conveying pipe 410, the water pressing plate slides downwards and presses out the medicine spraying opening, the sliding sealing plate 416 provides pushing force for the medicine spraying process, the problem that the medicines cannot be sprayed out due to the fact that sludge blocks at the medicine spraying opening is avoided, the problem that the first cleaning plate 418 which extends towards the medicine spraying opening is avoided, the first cleaning plate 418 is fixedly connected to the first cleaning plate 418 which extends towards the filtering holes of the filtering screen, and the filtering screen is prevented from being blocked when the filtering holes 415, the filtering screen is difficult to be discharged, and the filtering holes 415, and the filtering holes of the filtering screen is difficult to be discharged, and the filtering screen, and the filtering holes 415, and the filtering screen is prevented from being discharged;
a sealing plate 419 which blocks the through groove under the pushing of the elastic pressing block 421 is slidably arranged below the medicine ejection block 414, the sealing plate 419 is arranged to avoid the problem that the communication between the medicine ejection block 414 and the medicine delivery pipe 410 is blocked because external sludge enters the medicine ejection block 414 through the through groove, an extrusion block 420 extending into the through groove is fixedly connected with the sealing plate 419, a second cleaning plate 422 provided with a through hole is slidably arranged below the filter screen 415, a plurality of cleaning brushes which are matched and inserted into the filter holes of the filter screen 415 are arranged at the upper end of the second cleaning plate 422, the second cleaning plate 422 and the sealing plate 419 are fixedly connected through a fixed support, when the sliding sealing plate 416 does not slide downwards to push the medicine, the sealing plate 419 blocks the through groove under the pushing of the elastic pressing block 421, and the sealing plate 419 drives the second cleaning plate 422 to keep stable through the fixed support, make the cleaning brush on second cleaning plate 422 stretch into filter screen 415 filtration pore, avoid the problem of mud jam filter screen 415 filtration pore, when slip shrouding 416 slides downwards and bulldozes the medicament, the water-stop sheet stretches into in the through-groove downwards and promotes sealing plate 419 through extrusion piece 420, sealing plate 419 slides downwards and drives the cleaning brush of second cleaning plate 422 through the fixed bolster and leaves filter screen 415 filtration pore, the medicament passes through filter screen 415 under the bulldozing of pressurized-water board, when slip shrouding 416 slides upwards once more, sealing plate 419 keeps off the through-groove under the elasticity promotion of elastic pressing block 421 once more, the cleaning brush of second cleaning plate 422 inserts filter screen 415 filtration pore once more, set up through the cooperation of first cleaning plate 418 and second cleaning plate 422 and clear up filter screen 415 filtration pore, avoid filter screen 415 jam and lead to the unable spun problem of medicament.
Example three:
the third embodiment provides an embodiment of the driving mechanism based on the second embodiment, that is: the driving mechanism comprises a driving motor 13 located above the sludge storage tank 4 and a lifting pull rod 17 fixedly connected to the upper end face of the sliding pressure plate 41, a rotating gear 14 is installed on an output shaft of the driving motor 13, the driving motor 13 is a bidirectional motor driving the rotating gear 14 to rotate in the forward and reverse directions, a mounting plate 18 used for mounting the driving motor 13 is fixedly connected to the upper end of the sludge storage tank 4, the rotating gear 14 is meshed with an internal thread rotating cylinder 15, specifically, gear teeth meshed with the rotating gear 14 are arranged on the outer wall of the internal thread rotating cylinder 15, the internal thread rotating cylinder 15 is rotatably placed above the sludge storage tank 4, a limiting ring plate 19 attached to the upper end face of the internal thread rotating cylinder 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 rotating cylinder 15 and enables the internal thread rotating cylinder 15 to rotate only and cannot move up and down, a thread screw rod 16 extends out of the internal thread rotating cylinder 15 in a matched mode, the thread screw rod 16 extends down into a mixing cavity and is fixedly connected to the upper end of the lifting pull rod 17, the sliding pressure plate 41 which is capable of driving the internal thread screw rod to rotate up and down and drive the internal thread sliding pressure plate 13 to rotate, and drive the internal thread screw rod to drive the sludge storage tank to rotate up and down through the internal thread sliding pressure plate 13, and drive the sludge storage tank to rotate in the sludge storage tank 4, and reverse direction, and drive the screw rod to drive the sludge storage tank to drive the lifting pull rod to rotate, and the sludge storage tank to rotate in a cycle, and drive the sludge storage tank to drive the sludge discharge cycle.
Example four:
in the fourth embodiment, the internal mechanism of the sludge storage tank 4 is optimized on the basis of the second embodiment, that is: the lower end of the sliding pressing plate 41 is fixedly connected with a plurality of anti-blocking insertion rods 423 which correspondingly extend to the water through holes one by one, the anti-blocking insertion rods 423 slide up and down along with the sliding pressing plate 41, the anti-blocking insertion rods 423 are inserted into the water through holes and remove sludge in the water through holes when sliding down, and the problem that the sludge blocks the water through holes to cause water drainage failure is avoided, the outer side of one end, extending out of the medicament conveying pipe 410, of the puncturing block 412 is fixedly connected with a puncturing block connecting plate 4121, an elastic supporting rod 413 is fixedly connected between the puncturing block connecting plate 4121 and the lower end of the medicament conveying pipe 410, the lower end of the medicament conveying pipe 410 is fixedly connected with a first guide sliding rod 424 which slides down and penetrates through an elastic supporting rod 413 and the puncturing block connecting plate 4121, the inner wall of the medicament conveying pipe 410 slides up and down to abut against a piston push plate 426, the sliding push plate 426 is fixedly connected with the lower end of the first guide sliding block 424, the sliding block cover plate 425 is arranged to prevent the sliding block 412 from sliding stroke of the sliding block 426 from limiting plate 419 of the sliding block which penetrates into the sliding block 426, and the sliding block 426 of the sliding block which the sliding block 410, and the sliding block 426 which seals the second guide plate 427, and the sliding block 427 which the sliding block 426 which seals the sliding block 426 passes through the sliding block 419, and the sliding block 426 which seals the sliding block 426, and the sliding block 426 which seals the sliding block 426.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments 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 sludge press filtration dewatering system, includes mud broken wall medicament storage tank (1), first mud screw pump (2), fe + medicament storage tank (5), second mud screw pump (6) and mud system (8) of squeezing, its characterized in that: the sludge wall breaking agent storage tank (1) and the Fe + agent storage tank (5) are connected to a sludge storage tank (4) through the same pressure pump (3), a first sludge screw conveying pump (2) is connected to the sludge storage tank (4) through another pressure pump (3), the sludge storage tank (4) is connected to a second sludge screw conveying pump (6) through a pipeline I, the second sludge screw conveying pump (6) is connected to a sludge cloth (stripping) device (7) through a pipeline II, a sludge squeezing system (8) squeezes sludge treated by the sludge cloth (stripping) device (7) and drops the squeezed sludge to a receiving hopper (12), the receiving hopper (12) is connected to a horizontal shaftless screw conveyor (9) through a pipeline III, a feed opening of the horizontal shaftless screw conveyor (9) is arranged above a feed opening of the inclined shaftless screw conveyor (10), and a feed opening of the inclined shaftless screw conveyor (10) is arranged above a feed opening of the feed hopper (11);
the sludge storage tank (4) is internally provided with a sliding pressure plate (41) and a fixed support plate (42) provided with a plurality of water through holes at intervals up and down, the sliding pressure plate (41) is driven by a driving mechanism to slide up and down in a reciprocating manner, the sliding pressure plate (41) and the fixed support plate (42) divide the interior of the sludge storage tank (4) into a sewage cavity, a sludge inlet cavity and a mixing 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 extends into the mixing cavity, the sewage cavity is communicated with a sewage discharge pipe (45), the mixing cavity is communicated with a discharge pipe (46), a sludge conveying rod (47) externally connected with a helical blade and extending upwards into the mixing cavity is arranged in the sludge inlet cavity, the lower end of the sludge conveying rod (47) is arranged on the driving end of a sludge conveying motor (48), a plurality of medicament conveying disks (49) which extend downwards are fixedly connected with the upper end of the sludge conveying rod (47), a plurality of medicament conveying pipes (410) which are fixedly connected with a plurality of medicament conveying pipes (415), and a plurality of medicament spraying blocks (410) which are fixedly connected with medicament conveying pipes which are arranged outside;
a sliding rod (411) is arranged in the medicament conveying pipe (410) in a vertically sliding manner, the lower end of the sliding rod (411) is fixedly connected with a puncture block (412) extending out of the medicament conveying pipe (410), the puncture block (412) is connected with an elastic supporting rod (413) pulling the puncture block to slide downwards, a sliding seal plate (416) is arranged in the medicament spraying block (414) in a vertically 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 horizontally arranged water pressing plate and a downwardly extending 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, the water stop plate is inserted downwards into the medicament conveying pipe (410) to cut off a medicament spraying opening and the medicament conveying pipe, the lower end of the water pressing plate is fixedly connected with a first cleaning plate (418) extending towards the medicament spraying opening, the lower end of the first cleaning plate (418) is provided with a plurality of cleaning brushes inserted into filter holes of the filter screen (415) in a matching manner, the cleaning plate (419) inserted into the filter holes of the filter screen (415) is arranged below the medicament spraying block (414) and is arranged on the elastic pressing block (421) to push the second cleaning plate, a plurality of a second through hole (422) inserted into the filter plate is arranged below the filter plate (422) inserted into the filter hole of the filter screen (422), and the second cleaning plate (422) and the sealing plate (419) are fixedly connected through a fixed bracket.
2. The sludge press filtration dewatering system according to claim 1, wherein: actuating mechanism is including being located driving motor (13) of mud regulation jar (4) top and lifting pull rod (17) of fixed connection on sliding pressure plate (41) up end, and driving motor (13) output shaft installs rotating gear (14), and mud regulation jar (4) upper end fixedly connected with is used for installing mounting panel (18) of driving motor (13), rotating 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, internal thread rotary drum (15) interior screw-thread fit stretches out threaded lead screw (16), and threaded lead screw (16) stretch into down in the hybrid chamber and with lifting pull rod (17) upper end fixed connection.
3. The sludge press filtration dewatering system according to claim 1, wherein: the lower end of the sliding pressure plate (41) is fixedly connected with a plurality of anti-blocking inserting rods (423) which correspondingly extend to the water passing holes one by one.
4. The sludge press filtration dewatering system according to claim 1, wherein: puncture piece (412) stretch out the one end outside fixedly connected with puncture piece even board (4121) of medicament conveyer pipe (410), and elastic support pole (413) fixed connection is between puncture piece even board (4121) and medicament conveyer pipe (410) lower extreme, medicament conveyer pipe (410) lower extreme fixedly connected with slides down and passes elastic support pole (413), puncture piece even first direction slide bar (424) of board (4121), and first direction slide bar (424) lower extreme fixedly connected with first spacing apron (425), medicament conveyer pipe (410) inner wall slides from top to bottom and pastes and has leaned on piston push pedal (426), and passes through piston push pedal (426) fixed connection between slide bar (411) and puncture piece (412).
5. The sludge press filtration dewatering system according to claim 1, wherein: the medicine ejection block (414) is fixedly connected with a second guide sliding rod (427) which slides downwards to penetrate through a 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 to penetrate through the elastic pressing block (421).
6. The sludge press filtration dewatering system according to claim 1, wherein: the first sludge screw conveying pump (2) and the second sludge screw conveying pump (6) are identical in model and at least provided with two groups.
7. The sludge press filtration dewatering system according to claim 1, wherein: the sludge distributing (removing) 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 filtration dewatering system according to 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) located below the squeezing seat (85), and a squeezing frame body (86) placed above the bottom plate (87), wherein the cylinder body (82) is fixed on a support seat (83), supporting legs (84) are 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 moving seat (88) is arranged above the bottom plate (87), and the moving seat (88) moves left and right along a guide rail on the bottom plate (87) under the driving of an air cylinder (89).
9. The sludge press filtration dewatering system according to claim 7, wherein: the sludge distributing (removing) device (7) comprises a moving frame (71) and a conveying belt (73) positioned in the moving frame (71), a first cloth winding motor (716) is fixed at the bottom of the moving frame (71), the first cloth winding motor (716) drives a first cloth winding disc (717), 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) passes through an upper guide roller group (711) and then is wound through a second cloth winding disc (77), and the second cloth winding disc (77) is driven by a second cloth winding motor (78) fixed at the top of the moving frame (71);
remove frame (71) top still is equipped with mud adapter tube (712) of being connected with the feed opening of second mud screw conveyor pump (6), mud adapter tube (712) are fixed on mud adapter frame (714), and mud adapter tube (712) bottom is located the top of leaking case (713) under the mud in mud adapter frame (714), the both ends side of removing frame (71) all is equipped with first motor (72), and the inside driving roller of first motor (72) drive removal frame (71) rotates to the rotation of conveyer belt (73) of connecting between two driving rollers about the realization, it is fixed with rack (76) to remove frame (71) side, the gear engagement of rack (76) and second motor (74) output, and remove frame (71) bottom and be equipped with a plurality of groups gyro wheel (75).
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