CN114225521B - Filter belt type superfine grating machine - Google Patents
Filter belt type superfine grating machine Download PDFInfo
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- CN114225521B CN114225521B CN202111635546.0A CN202111635546A CN114225521B CN 114225521 B CN114225521 B CN 114225521B CN 202111635546 A CN202111635546 A CN 202111635546A CN 114225521 B CN114225521 B CN 114225521B
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- chain wheel
- slag
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/056—Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
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- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a filter belt type superfine grating machine, which solves the technical problems that the existing grating equipment is not easy to remove wound filaments, so that the solid-slag separation function is invalid, and solid-slag dirt with the diameter less than 2mm in sewage cannot be separated; a rotary conveying scraper is fixedly arranged on the solid slag upper end conveying mechanism; the filter belt transmission mechanism is provided with a filter belt, a driving roller, a tensioning roller, a deviation-rectifying guide roller and a guide roller; the transmission chain is arranged on the outer side of the filter belt, and the transmission chain, a slag supporting plate in the middle of the filter belt and the filter belt form a pocket-shaped space to synchronously and circularly run upwards. The invention can be widely applied to the sewage treatment industry.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to sewage treatment grid equipment for separating and conveying suspended matter blocks and sediment sand in raw sewage through a synchronous double-circulation filtering mechanism.
Background
The traditional grid equipment for sewage treatment generally adopts a group of closed rake tooth chains assembled by a plurality of same rake tooth machine parts in a staggered and parallel manner, and realizes the purpose of continuously removing solid dirt by forming continuous circular motion from top to bottom through a group of grooved wheels and chains under the driving of a motor and a speed reducer, for example, chinese patent CN203095644U, a chain plate rotary grid dirt remover; CN104609482A, a rotary type grid cleaner; CN105060358A, a rotary type grid cleaner. However, these designs suffer from the following problems and disadvantages: firstly, in long-time circulating operation, filaments such as a plurality of fibers and hairs are accumulated and wound on dense rake teeth and cannot be removed, so that the circulating operation resistance is increased sharply, the grid equipment is blocked, part of the rake teeth are broken, and finally the solid-slag separation function is disabled; secondly, solid residue dirt with the diameter smaller than 2mm in the original sewage directly passes through the rake tooth chain and cannot be separated from the sewage, therefore, the core part of the grating device manufactured by adopting the principle is the filtering and separating mechanism, in order to improve the operating efficiency and the filtering precision of the filtering and separating mechanism, the hinged rake tooth structure is generally adopted in the device, and under a normal state, the rake tooth is extremely easy to be wound and blocked by filaments such as fiber hair and the like, so that the hooking tip of the rake tooth is broken, and therefore, how to ensure the improvement and the stability of the filtering precision and the blockage and damage prevention of the grating device under a normal circulating operation state becomes a very important factor influencing the performance of the grating device.
Disclosure of Invention
The invention provides a filter belt type superfine grating machine which is used for cooperatively separating suspended matter blocks and sediment sand in raw sewage by a synchronous double-circulation filter belt supporting plate mechanism, and aims to solve the technical problems that the winding filaments of the conventional grating equipment are not easy to remove, so that the solid-slag separation function is invalid, and solid-slag dirt with the diameter smaller than 2mm in the sewage cannot be separated.
The invention provides a filter belt type superfine grating machine which is provided with an integral frame and is characterized in that a speed reducing motor is fixedly arranged at the top end of the integral frame, a slag supporting plate transmission mechanism and a filter belt transmission mechanism are arranged in the integral frame, a driving device is respectively arranged between the speed reducing motor and the slag supporting plate transmission mechanism as well as between the speed reducing motor and the filter belt transmission mechanism, the slag supporting plate transmission mechanism is provided with a transmission chain, a transmission chain wheel and a driven chain wheel, and a slag supporting plate is fixedly arranged on the transmission chain; the filter belt transmission mechanism is provided with a filter belt, a driving roller and a guide roller; the transmission chain is arranged on the outer side of the filter belt, and the transmission chain and the slag supporting plate in the middle of the filter belt and the filter belt form a pocket-shaped space to synchronously and circularly operate upwards.
Preferably, be equipped with the filter belt deviation correcting device on the filter belt drive mechanism, the filter belt deviation correcting device is equipped with the deflector roll of rectifying, the switch of rectifying and the cylinder of rectifying, the switch of rectifying is equipped with two, sets up respectively the filter belt both sides, the cylinder of rectifying with the deflector roll of rectifying is connected, the switch control of rectifying the cylinder.
Preferably, be equipped with the filter belt overspeed device tensioner on the filter belt drive mechanism, the filter belt overspeed device tensioner is equipped with tensioning roller, tensioning cylinder, rotatory swing arm, the tensioning cylinder is connected with rotatory swing arm, rotatory swing arm with the tensioning roller is connected.
Preferably, the PLC electrical control unit is further arranged, the deviation rectifying switch is electrically connected with the PLC electrical control unit, and the PLC electrical control unit is electrically connected with a pneumatic pipeline electromagnetic valve of the deviation rectifying cylinder; and the PLC electric control unit is electrically connected with a pneumatic pipeline electromagnetic valve of the tensioning cylinder.
Preferably, gear motor with drive arrangement between the support slag plate drive mechanism is chain drive mechanism, chain drive mechanism is equipped with first main drive sprocket, drive chain, holds in the palm slag plate drive sprocket, first main drive sprocket is connected with gear motor, hold in the palm slag plate drive sprocket with hold in the palm slag plate drive mechanism's drive sprocket and connect to fix on same sprocket shaft.
Preferably, the slag-solidifying device is also provided with a solid slag upper end conveying mechanism, the solid slag upper end conveying mechanism is provided with a scraper driving chain wheel and a rotary conveying scraper, and the scraper driving chain wheel and the rotary conveying scraper are connected and fixed on the same transmission shaft; the rotary conveying scraper blade is connected with the deviation rectifying guide roller, and the filter belt is arranged between the rotary conveying scraper blade and the deviation rectifying guide roller to run.
Preferably, the solid slag upper end conveying mechanism is further provided with a tensioning chain wheel.
Preferably, the driving device between the speed reduction motor and the filter belt transmission mechanism is a filter belt driving mechanism, the filter belt driving mechanism is provided with a chain wheel, a second main driving chain wheel, a filter belt driving chain wheel and a transmission chain wheel, the second main driving chain wheel is connected with the speed reduction motor, and the filter belt driving chain wheel is fixedly connected with the driving roller; the filter belt driving chain wheel and the upper part of the outer side of the filter belt driving chain form external meshing driving.
Preferably, still be equipped with the scraper blade and scrape sediment mechanism, the scraper blade is scraped sediment mechanism and is equipped with scraper blade and lower scraper blade, it sets up to go up the scraper blade the drive roll lower extreme, the scraper blade sets up down the upper end of deflector roll.
Preferably, the filter belt transmission mechanism is provided with a back washing device, and the back washing device is provided with an external pressure clean water pipeline and a washing nozzle.
The invention has the beneficial effects that:
1. the filter belt transmission mechanism and the residue supporting plate transmission mechanism synchronously run upwards in a double-circulation mode to form a stably running semi-closed pocket-shaped space for containing solid dirt, and the filtered solid dirt can be stably and upwards output to the water surface no matter the solid dirt is suspended blocks, solid residue sand, hair, fibers and other filaments, so that winding blockage is avoided, and the continuous stability of the filtering and separating mechanism in a running state is ensured.
2. The invention is provided with the tensioning cylinder and the tensioning roller, can flexibly replace the filter belt according to the size of the solid sewage and the filtering precision requirement of a client, adjust the size of meshes, withdraw the tensioning roller to loosen the old filter belt on the tensioning roller, release the old filter belt at the junction of the inserting lines, firmly connect one end with one end of the new filter belt through the penetrating lines, and then wrap the new filter belt from each roller surface by pulling the other end of the old filter belt to finish the quick replacement of the filter belt, thereby not only ensuring the separation precision controllability of the filtering mechanism, but also reducing the energy consumption of the subsequent sewage treatment process.
3. In the sewage treatment and transformation project for improving the standard and the efficiency, the invention can quickly adjust the filtering precision of the filter belt according to the components of solid dirt in the original sewage, replace the original equipment of a coarse grating and a fine grating, realize the integration of the coarse grating and the fine grating, separate various solid slag dirt in the sewage at one time, simplify the sewage treatment process flow and reduce the sewage treatment cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the pocket type space at A of the present invention.
Description of the figures the symbols:
1. a first main drive sprocket; 2. a reduction motor; 3. a drive chain; 4. a slag supporting plate transmission chain wheel; 5. the slag supporting plate drives a chain wheel; 6. a drive chain; 7. a slag supporting plate; 8. a driven sprocket; 9. a guide roller; 10. a lower slag scraping plate; 11. a deviation rectifying cylinder; 12. a tension roller; 13. a tensioning cylinder and a rotary swing arm; 14. an upper slag scraping plate; 15. a sprocket; 16. a drive roll; 17. a belt drive sprocket; 18. a belt drive chain; 19. a second main drive sprocket; 20. a deviation rectifying guide roller; 21. a filter belt; 22. a frame; 23. a backwashing device; 24, a PLC electrical control box; 25. a deviation rectifying switch; 26. a squeegee drive sprocket; 27. a rotating transfer flight; 28. a tension sprocket; 29. a drive sprocket.
Detailed Description
The present invention is further described below in conjunction with the drawings and examples to enable those skilled in the art to practice the invention.
The embodiment is as follows:
as shown in fig. 1-2, the invention is provided with an integral frame 22, other parts are arranged on the integral frame 22 except a PLC (programmable logic controller) electrical control box 24, and the integral frame 22 is internally provided with a power unit, a chain driving mechanism, a slag supporting plate transmission mechanism, a solid slag upper end transmission mechanism, a filter belt driving mechanism, a filter belt transmission mechanism, a filter belt deviation correcting device, a filter belt tensioning device, a back washing device and a scraper slag scraping mechanism. The power unit is respectively connected with the chain driving mechanism and the filter belt driving mechanism, the chain driving mechanism is connected with the slag supporting plate transmission mechanism, and the chain driving mechanism is also connected with the solid slag upper end conveying mechanism; the filter belt driving mechanism and the filter belt transmission mechanism are also provided with a filter belt deviation correcting device, a filter belt tensioning device and a back washing device 23. A PLC electric control unit is provided in the PLC electric control box 24.
The power unit of the invention is a speed reducing motor 2 which is fixedly connected with the top end of an integral frame 22 and is used as a power source for mechanical transmission of the invention.
The chain driving mechanism is provided with a first main driving chain wheel 1, a driving chain 3 and a slag supporting plate driving chain wheel 5, the first main driving chain wheel 1 is connected with a speed reducing motor 2, and the first main driving chain wheel 1 drives the slag supporting plate driving chain wheel 5 to rotate through the driving chain 3.
The slag supporting plate transmission mechanism is provided with a slag supporting plate transmission chain wheel 4, a driven chain wheel 8 and a transmission chain 6, the slag supporting plate transmission chain wheel 4 drives the transmission chain 6 to drive the driven chain wheel 8 to rotate, and a slag supporting plate 7 is arranged on the transmission chain 6; the slag supporting plate transmission chain wheel 4 and the slag supporting plate driving chain wheel 5 are connected and fixed on the same chain wheel shaft and are arranged at the upper right part of the deviation rectifying guide roller 20.
The solid slag upper end conveying mechanism is provided with a scraper driving chain wheel 26, a rotary conveying scraper 27 and a tension chain wheel 28, the scraper driving chain wheel 26 is connected with the driving chain 3, the scraper driving chain wheel 26 and the rotary conveying scraper 27 are connected and fixed on the same transmission shaft and arranged above the deviation-correcting guide roller 20 and the slag supporting plate transmission chain wheel 4, the rotary conveying scraper 27 is connected with the deviation-correcting guide roller 20, and the filter belt 21 is arranged and clamped between the deviation-correcting guide roller 20 and the slag supporting plate transmission chain wheel to operate.
The filter belt driving mechanism is provided with a chain wheel 15, a filter belt driving chain wheel 17, a filter belt driving chain 18, a second main driving chain wheel 19 and a transmission chain wheel 29, the second main driving chain wheel 19 is connected with the speed reducing motor 2, and the second main driving chain wheel 19 drives the filter belt driving chain wheel 17, the chain wheel 15 and the transmission chain wheel 29 to rotate through the filter belt driving chain 18.
The filter belt transmission mechanism is provided with a driving roller 16, a tensioning roller 12, a deviation-rectifying guide roller 20, a guide roller 9 and a filter belt 21, wherein the driving roller 16 is coaxially connected and fixed with a filter belt driving chain wheel 17 and is arranged at the upper left part of the outer side of the filter belt driving chain 18 consisting of the filter belt driving chain 18, a chain wheel 15, a second main driving chain wheel 19 and a transmission chain wheel 29 to form external meshing driving.
The filter belt deviation correcting device is provided with a deviation correcting guide roller 20, a deviation correcting cylinder 11 and a deviation correcting switch 25, the filter belt deviation correcting device is electrically connected with the PLC electrical control unit, and the deviation correcting switch 25 is electrically connected with the PLC electrical control unit. The filter belt deviation correcting device is provided with two deviation correcting switches 25, wherein the two deviation correcting switches 25 are respectively arranged at two sides of the filter belt 21 and fixedly connected to the inner side of the integral frame 22 and the positions between the driving roller 16 and the deviation correcting guide roller 20. The PLC electrical control unit is connected with a pneumatic pipeline electromagnetic valve of the deviation rectifying cylinder 11, and the position of the deviation rectifying guide roller 20 is controlled through the deviation rectifying cylinder 11, so that the deviation rectification during the operation of the filter belt 21 is realized.
The filter belt tensioning device is provided with a tensioning roller 12, a tensioning cylinder and a rotary swing arm 13, the filter belt tensioning device is electrically connected with the PLC electrical control unit, the tensioning cylinder and the rotary swing arm 13 are connected with the tensioning roller 12, the PLC electrical control unit is connected with an electromagnetic valve on a pneumatic pipeline to control the action of the tensioning cylinder and the rotary swing arm 13, and the rotary swing arm adjusts the position of the tensioning guide roller 12 to realize tensioning control of the filter belt 21.
The back-flushing device 23 is provided with an external pressure clean water pipeline and a flushing nozzle.
The scraper slag scraping mechanism is provided with an upper slag scraping plate 14 and a lower slag scraping plate 10, wherein the upper slag scraping plate 14 is arranged at the lower end of a driving roller 16 of the filter belt transmission mechanism, and the lower slag scraping plate 10 is arranged at the upper end of a guide roller 9.
The residue supporting plate transmission mechanism is composed of a residue supporting plate transmission chain wheel 4, a driven chain wheel 8, a transmission chain 6 and a residue supporting plate 7, is arranged on a filter belt transmission mechanism composed of a driving roller 16, a deviation rectifying guide roller 20, a guide roller 9, a tensioning roller 12 and a filter belt 21 and is respectively and fixedly connected with an integral frame 22, a vertical interval of 0-2mm is kept between the residue supporting plate 7 and the filter belt 21, and the residue supporting plate and the filter belt synchronously and respectively run upwards in a circulating manner, and the residue supporting plate and the filter belt cooperatively form a pocket-shaped space for containing solid residue dirt after nanofiltration.
The PLC electrical control box 24 is arranged and fixed at a position close to or outside the integral frame 22, is respectively connected to the deviation rectifying switch 25 and the pneumatic pipeline electromagnetic valve of the deviation rectifying air cylinder 11 through a PLC electrical control unit arranged in the PLC electrical control box 24, and is respectively connected to the pneumatic pipeline electromagnetic valve of the tensioning air cylinder and the pneumatic pipeline electromagnetic valve of the rotary swing arm 13 through the PLC electrical control unit. The deviation rectifying switch 25 senses a touch signal of the side edge of the filter belt and feeds the touch signal back to the PLC electrical control unit to control the electromagnetic valve on the pneumatic pipeline to operate the stretching of the deviation rectifying cylinder, so that the automatic deviation rectifying function and other control alarm functions of the filter belt 21 are realized.
The overall layout of the invention is that each roller body, the filter belt, the transmission chain and the chain wheel are fixedly connected on the frame 22; each actuating cylinder, drive chain and sprocket are fixedly connected to the outside of the two ends of the frame 22. The whole framework of the filter belt transmission mechanism is arranged according to a factory-shaped design, and the filter belt 21 is driven by the driving roller 16 to rotate downwards from the left side to the right side upwards in a counterclockwise direction in the position shown in the figure in a circulating mode; the tensioning roller 12 is driven by a tensioning cylinder to tension the whole filter belt to a proper tightness degree, so that proper friction force and circulating operation smoothness during filter belt operation are ensured; the deviation rectification of the filter belt 21 in operation is realized by controlling an electromagnetic valve on a pneumatic pipeline to enable a deviation rectification cylinder 11 to perform telescopic action in a PLC electric control unit so as to realize the deviation rectification function of a deviation rectification guide roller 20; ensuring that the filter belt 21 runs among the roll surfaces of the driving roll 16, the deviation-rectifying guide roll 20, the guide roll 9 and the tension roll 12; the accumulated adhesive deposits of the underwater guide roller 9 are scraped off by the underwater lower scraper bar 10. The slag supporting plate 7 of the slag supporting plate transmission mechanism is fixed on a transmission chain 6 in circulating transmission and is driven by a slag supporting plate driving chain wheel 5 to do clockwise circulating operation as shown in the figure.
The working principle and the working process of the invention are as follows: when the sewage treatment device is operated, the sewage treatment device is arranged in the original sewage pool in a downstream inclined mode as shown in figure 1, and the horizontal inclination angle of the sewage treatment device is 55-75 degrees; the speed reducing motor 2 as the power unit of the invention drives the filter belt transmission mechanism consisting of a driving roller 16, a deviation-correcting guide roller 20, a guide roller 9, a tension roller 12 and a filter belt 21 by driving the filter belt driving mechanism consisting of a chain wheel 15, a filter belt driving chain wheel 17, a filter belt driving chain 18, a second main driving chain wheel 19 and a transmission chain wheel 29; meanwhile, the speed reducing motor 2 drives a chain driving mechanism consisting of a first main driving chain wheel 1, a slag supporting plate driving chain wheel 4 and a driving chain 3 to drive a slag supporting plate driving mechanism consisting of the slag supporting plate driving chain wheel 4, a driven chain wheel 8, a driving chain 6 and a slag supporting plate 7, and drives a solid slag upper end conveying mechanism consisting of a scraper driving chain wheel 26, a rotary conveying scraper 27 and a tension chain wheel 28.
When sewage flows through the slag supporting plate 7 and the filter belt 21 which run in an obliquely upward circulating way, solid slag dirt and partial sludge contained in the sewage are continuously salvaged and separated from bottom to top by a semi-closed pocket-shaped space formed by synchronous running of the slag supporting plate 7 and the filter belt 21 as shown in figure 2, and are conveyed upwards to the vicinity of the arc tangent point of the roller surface of the deviation correcting guide roller 20, then conveyed to the factory-shaped top horizontal surface of the filter belt 21 by the rotary conveying scraper 27 crossed with the slag supporting plate 7, and finally scraped to solid slag conveying equipment by the upper slag scraping plate 14 at the driving roller 16; after a semi-closed pocket-shaped space circularly combined by the filter belt 21 and the slag supporting plate 7 is separated at a position close to the deviation-rectifying guide roller 20 at the top of the filter belt, the non-working surface of the filter belt 21 is subjected to high-pressure water backwashing by a backwashing device 23 to prepare for entering the next filtering working cycle; in the circulating operation process of the filter belt 21, receiving a signal of a deviation rectifying switch 25 through a PLC electric control unit, controlling a deviation rectifying cylinder 11 to execute a deviation rectifying guide roller 20 to automatically adjust and rectify the deviation of the filter belt 21, and ensuring that the filter belt 21 runs among the roller surfaces of a driving roller 16, the deviation rectifying guide roller 20, a guide roller 9 and a tension roller 12 so as to reduce the abrasion between the side edge of the filter belt 21 and a frame; in the circulating operation process of the filter belt 21, the PLC electric control unit receives a pneumatic pipeline pressure setting signal, and the control cylinder and the rotary swing arm 13 perform tensioning of the tensioning guide roller 12 on the filter belt 21, so that proper friction force and circulating operation fluency in the operation of the filter belt 21 are ensured.
The invention can flexibly replace the filter belt 21 and adjust the size of the mesh according to the size of the solid sewage and the requirement of the filtration precision, thereby not only ensuring the separation precision controllability of the filtration mechanism, but also reducing the energy consumption of the subsequent sewage treatment process. When the filter belt 21 is replaced, the tensioning cylinder is operated to rotate the tensioning roller 12 to retract, so that the old filter belt on the tensioning roller 12 is loosened; separating the old filter belt at the junction of the penetrating lines, firmly connecting one end of the old filter belt with one end of the new filter belt through a threading way, then coating and penetrating the new filter belt from each roller surface of the filter belt type superfine grating by pulling the other end of the old filter belt, and finally connecting the two ends of the updated filter belt by adopting the threading way after the old filter belt is separated at the threading place of the new filter belt and the old filter belt, so as to ensure the integrity, smoothness and firmness; the tensioning cylinder is operated to tension the belt 21 and the renewal of the belt 21 is completed, taking care that the belt is not wrinkled during the tensioning process.
The sewage filtering precision of the filter belt 21 is 0.1mm-5mm, in the sewage treatment and transformation project for improving the standard and efficiency, the filtering precision of the filter belt can be quickly adjusted according to the components of solid sewage in the original sewage, the separation precision of solid slag is realized by replacing the filter belt 21 with different filtering precision, the original equipment such as a coarse grating and a fine grating is combined into a whole, and the solid slag in the sewage and even partial sludge are filtered and separated at one time.
The above description is only for the purpose of illustrating preferred embodiments of the present invention and is not to be construed as limiting the present invention, and it is apparent to those skilled in the art that various modifications and variations can be made in the present invention. All changes, equivalents, modifications and the like which come within the scope of the invention as defined by the appended claims are intended to be embraced therein.
Claims (8)
1. A filter belt type superfine grating machine is provided with an integral frame and is characterized in that a speed reducing motor is fixedly arranged at the top end of the integral frame, a slag supporting plate transmission mechanism and a filter belt transmission mechanism are arranged in the integral frame, a driving device is respectively arranged between the speed reducing motor and the slag supporting plate transmission mechanism and between the speed reducing motor and the filter belt transmission mechanism, the slag supporting plate transmission mechanism is provided with a transmission chain, a transmission chain wheel and a driven chain wheel, and a slag supporting plate is fixedly arranged on the transmission chain; the filter belt transmission mechanism is provided with a filter belt, a driving roller and a guide roller; the driving device between the speed reducing motor and the slag supporting plate transmission mechanism is a chain driving mechanism, the chain driving mechanism is provided with a first main driving chain wheel, a driving chain and a slag supporting plate driving chain wheel, the first main driving chain wheel is connected with the speed reducing motor, and the slag supporting plate driving chain wheel and the driving chain wheel of the slag supporting plate transmission mechanism are connected and fixed on the same chain wheel shaft; the driving device between the speed reducing motor and the filter belt transmission mechanism is a filter belt driving mechanism, the filter belt driving mechanism is provided with a chain wheel, a second main driving chain wheel, a filter belt driving chain wheel and a transmission chain wheel, the second main driving chain wheel is connected with the speed reducing motor, and the filter belt driving chain wheel is fixedly connected with the driving roller; the filter belt driving chain wheel and the upper part of the outer side of the filter belt driving chain form external meshing driving; the transmission chain is arranged on the outer side of the filter belt, and the transmission chain and the slag supporting plate in the middle of the filter belt and the filter belt form a pocket-shaped space to synchronously and circularly operate upwards.
2. The filter belt type ultrafine grating machine of claim 1, wherein the filter belt transmission mechanism is provided with a filter belt deviation rectifying device, the filter belt deviation rectifying device is provided with a deviation rectifying guide roller, two deviation rectifying switches and two deviation rectifying cylinders, the two deviation rectifying switches are respectively arranged on two sides of the filter belt, the deviation rectifying cylinders are connected with the deviation rectifying guide roller, and the deviation rectifying switches control the deviation rectifying cylinders.
3. The filter belt type ultrafine grating machine according to claim 2, wherein the filter belt transmission mechanism is provided with a filter belt tensioning device, the filter belt tensioning device is provided with a tensioning roller, a tensioning cylinder and a rotary swing arm, the tensioning cylinder is connected with the rotary swing arm, and the rotary swing arm is connected with the tensioning roller.
4. The filter belt type ultrafine grating machine according to claim 3, further comprising a PLC electrical control unit, wherein the deviation rectifying switch is electrically connected with the PLC electrical control unit, and the PLC electrical control unit is electrically connected with a pneumatic pipeline electromagnetic valve of the deviation rectifying cylinder; and the PLC electric control unit is electrically connected with a pneumatic pipeline electromagnetic valve of the tensioning cylinder.
5. The filter-belt-type ultrafine screening machine according to claim 2, further comprising a solid slag upper end conveying mechanism, wherein the solid slag upper end conveying mechanism is provided with a scraper driving sprocket and a rotary conveying scraper, and the scraper driving sprocket and the rotary conveying scraper are fixedly connected to the same transmission shaft; the rotary conveying scraper blade is connected with the deviation rectifying guide roller, and the filter belt is arranged between the rotary conveying scraper blade and the deviation rectifying guide roller to run.
6. The filter-belt-type ultrafine screening machine according to claim 5, wherein the solid slag upper-end conveying mechanism is further provided with a tension sprocket.
7. The filter belt type ultrafine screening machine according to claim 1, further comprising a scraper scraping mechanism, wherein the scraper scraping mechanism comprises an upper scraper and a lower scraper, the upper scraper is disposed at the lower end of the driving roller, and the lower scraper is disposed at the upper end of the guide roller.
8. The filter belt type ultrafine grating machine according to claim 1, wherein the filter belt transmission mechanism is provided with a back washing device, and the back washing device is provided with an external pressure clear water pipeline and a washing nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111635546.0A CN114225521B (en) | 2021-12-29 | 2021-12-29 | Filter belt type superfine grating machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111635546.0A CN114225521B (en) | 2021-12-29 | 2021-12-29 | Filter belt type superfine grating machine |
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| Publication Number | Publication Date |
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| CN114225521A CN114225521A (en) | 2022-03-25 |
| CN114225521B true CN114225521B (en) | 2023-03-14 |
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| CN202111635546.0A Active CN114225521B (en) | 2021-12-29 | 2021-12-29 | Filter belt type superfine grating machine |
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| CN103566649A (en) * | 2012-08-09 | 2014-02-12 | 蓝鲸屏株式会社 | Inclined mesh panel type filtering apparatus |
| CN104147836A (en) * | 2014-07-11 | 2014-11-19 | 浙江普泰环保科技有限公司 | Inclined belt type automatic-cleaning fine grille machine |
| CN206045549U (en) * | 2016-09-26 | 2017-03-29 | 尚川（北京）水务有限公司 | Liquid impurity is separated, is concentrated, dehydration and desiccation integral makeup are put |
| CN106925021A (en) * | 2017-03-27 | 2017-07-07 | 广西华鸿环保设备有限公司 | A kind of scraper-type spotter |
| CN109647035A (en) * | 2019-01-23 | 2019-04-19 | 威海丰泰新材料科技股份有限公司 | A kind of equipment for separating liquid from solid for capableing of quick-replaceable strainer |
| CN210057577U (en) * | 2019-01-31 | 2020-02-14 | 广西艾柯环境技术有限公司 | High-efficiency belt type filter-pressing dewatering system |
| CN210145624U (en) * | 2019-04-24 | 2020-03-17 | 三达膜科技（厦门）有限公司 | Step-by-step belt filter press |
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| CN114225521A (en) | 2022-03-25 |
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Denomination of invention: A filter belt type ultrafine grating machine Effective date of registration: 20230914 Granted publication date: 20230314 Pledgee: Shandong Rongcheng Rural Commercial Bank Co.,Ltd. Pledgor: WEIHAI FRIEND NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980056743 |