CN115671867A

CN115671867A - Application method of filtering system

Info

Publication number: CN115671867A
Application number: CN202211409570.7A
Authority: CN
Inventors: 殷益明; 祝磊; 杭俊亮; 胡青; 李薇
Original assignee: Jiangsu Yihuan Group Co ltd
Current assignee: Jiangsu Yihuan Group Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2023-02-03
Also published as: CN113893605A; CN113893605B

Abstract

The invention discloses a using method of a filtering system, which belongs to the technical field of fiber processing and comprises a filtering tank body, an auxiliary mechanism, an anti-blocking mechanism, a scraping mechanism and a loosening mechanism, wherein the auxiliary mechanism is arranged inside the filtering tank body, the anti-blocking mechanism is arranged inside the filtering tank body and connected to the auxiliary mechanism, the scraping mechanism is arranged inside the filtering tank body and connected to the auxiliary mechanism, the loosening mechanism is arranged on the auxiliary mechanism, an upper filtering plate is arranged inside the filtering tank body, a lower filtering plate is also arranged inside the filtering tank body, a walnut shell filtering material is arranged inside the filtering tank body, and the walnut shell filtering material is positioned between the upper filtering plate and the lower filtering plate.

Description

Application method of filtering system

Technical Field

The invention relates to the technical field of fiber processing, in particular to a walnut shell fiber ball-based filtering system and a using method thereof.

Background

The fiber ball filtering material is a spherical filtering material formed by binding fibers, and compared with the traditional rigid filtering material, the fiber ball filtering material has the advantages of good elastic effect, no floating up on the water surface, large gap, long working period, small head loss and the like. In the filtering process, the gaps of the filtering layer gradually become smaller along the water flow direction, and the ideal filtering material is relatively matched with the porosity distribution of the filtering material from top to bottom, so that the filtering device has the advantages of high filtering speed, large pollutant interception capacity, good filtering effect, reproducibility and reusability, no need of total replacement, time saving and labor saving and the like.

The fiber ball filter that current publication number is CN214019380U, this utility model relates to a filter technical field discloses a fiber ball filter, include: filter body and water inlet and the delivery port of setting on filter body, be equipped with rotation drive unit drive rotation axis forward or reverse rotation through setting up at filter body's top, make with rotation axis threaded connection's movable disc for fixed disk syntropy or reverse motion, make the interval increase or reduce between fixed disk and the movable disc, thereby make the fibre ball filter body of packing between fixed disk and movable disc extrude or fill water, extrude the process of squeezing again through extrudeing the water of filling repeatedly to the fibre ball, realize the washing of fibre ball filter body, the cleaning process is simple, and is convenient, need not frequent shut down and lean on the manual work to take out the filter material and wash, the cleaning efficiency is high, and the cleaning performance is good, in addition, through the extruded mode, the broken problem of fibre ball that mechanical stirring caused among the prior art has been avoided, fibre ball filter body life is longer.

The above patent has many disadvantages when in use, firstly, in the above patent, in the filtration treatment of the walnut shell fiber balls, sewage can be attached to the inner wall of the filtration tank and is difficult to remove, so that the filtration efficiency is poor; secondly, in the above patent, during the walnut shell fiber filtration process, the walnut shell fiber balls in the filter cartridge are not uniformly distributed, which can cause different filtration effects and non-uniform filtration in sewage filtration; thirdly, in the preliminary filtration, the sewage is excessively gushed into the preliminary filter screen, which can cause the filter screen to be blocked.

Disclosure of Invention

The embodiment of the invention provides a walnut shell fiber ball-based filtering system and a using method thereof, which aim to solve the technical problems.

The embodiment of the invention adopts the following technical scheme: the utility model provides a filtration system based on walnut shell fibre ball, includes and filters a jar body, complementary unit, prevents stifled mechanism, wipes away mechanism and loose mechanism, complementary unit installs in the inside of filtering a jar body, prevent stifled mechanism and install in the inside of filtering a jar body and connect on complementary unit, wipe away the mechanism and install in the inside of filtering a jar body and connect on complementary unit, loose mechanism installs on complementary unit, the inside of filtering a jar body is equipped with the filter plate, the inside of filtering a jar body still is equipped with lower floor's filter, the inside of filtering a jar body is equipped with walnut shell filter material and is located between filter plate and the lower floor's filter.

Further, a water inlet and a water outlet are arranged on the filtering tank body, the water inlet is a backwashing water outlet when the water inlet backflushes the inside of the filtering tank body, and the water outlet is a backwashing water inlet when the water outlet backflushes the inside of the filtering tank body.

Further, still be equipped with manhole and handhole on filtering the jar body, still be equipped with the sight glass on filtering the jar body, still be equipped with inlet tube and overflow pipe on filtering the jar body.

Further, still be equipped with drain and blow-down pipe on the filter tank body, complementary unit includes skewed tooth worm gear speed reducer, agitating unit, step and atmospheric valve, skewed tooth worm gear speed reducer rotates and installs at the top of filter tank body, the step is installed on lower floor's filter, agitating unit's one end is rotated and is installed and filter tank body and the other end rotates and connect on the step, the atmospheric valve sets up in the blow-down pipe.

Further, agitating unit includes the stirring axis of rotation, goes up stirring rake and stirring rake down, the stirring axis of rotation is rotated and is installed and filter this internal and one end of jar and connect on the main shaft of skewed tooth worm gear speed reducer, it installs on the stirring axis of rotation to go up the stirring rake, the stirring rake is installed on the stirring axis of rotation and is located the below of stirring rake down.

Further, prevent stifled mechanism and include reducing gear box, scraper blade, prevent stifled hinge bar, prevent stifled filter screen, touching bump and two and prevent stifled springs, the reducing gear box is connected on agitating unit, the scraper blade is connected on the reducing gear box, the one end that prevents stifled hinge bar articulates in the bottom of scraper blade, prevent stifled filter screen and install at the other end that prevents stifled hinge bar, prevent stifled filter screen and can filter the disintegrating slag of scraping off, two prevent that stifled spring's both ends are erection joint respectively on preventing stifled filter screen and scraper blade, the bottom at last filter plate is installed to the touching bump.

Further, it includes drive gear, transmission ring gear, first gear, scrapes connecting rod, second gear, scrapes the cover and scrape the frame to scrape to wipe off the mechanism, the fixed cover of drive gear is established on agitating unit, the transmission ring gear rotates to be installed on last filter plate and the transmission ring gear meshes with drive gear mutually, first gear rotates to be installed on last filter plate and first gear meshes with the transmission ring gear mutually, the one end of scraping the connecting rod is installed on first gear, the other end at the connecting rod is installed to scraping to the second gear, it establishes on agitating unit and scrapes gear and second gear mesh mutually to scrape the gear rotation cover.

Furthermore, the number of teeth of the wiping gear is larger than that of the second gear, the number of teeth of the transmission gear is larger than that of the first gear, the wiping sleeve is installed on the wiping gear, and the wiping frame is installed on the inner wall of the filter tank body in a sliding mode and connected to the wiping sleeve.

Further, loose mechanism includes loose speed reducer, loose frame, loose track, loose motor, loose threaded rod, loose slide and a plurality of loose tooth, loose speed reducer installs on agitating unit, loose frame installs on loose speed reducer, loose track mounting is on loose frame, loose motor is installed on loose frame, loose threaded rod rotates to be installed on loose frame and the one end of loose threaded rod is connected on loose motor, loose slide slidable mounting is on loose frame and a pot head is established on loose threaded rod, loose slide and loose threaded rod screw-thread fit, be equipped with a plurality of loose grooves that are from the top down and gather together the form on the loose slide, it is a plurality of loose tooth equal slidable mounting is on loose track and the slip card is established in a plurality of loose inslot respectively.

A use method of a filter system based on walnut shell fiber balls comprises the following use methods:

the first step is as follows: before the operation begins, sewage is injected into the interior of the filter tank body from the water inlet pipe and the water inlet, the upper filter plate firstly carries out primary filtration on the sewage, the reduction gearbox slows down the rotating speed of the stirring device, then the reduction gearbox drives the scraper to rotate at the bottom of the upper filter plate, the attached broken slag on the bottom of the upper filter plate is scraped to the interior of the anti-blocking filter screen, along with the rotation of the scraper, the scraper and the anti-blocking filter screen move to the touch salient point, then the anti-blocking filter screen contacts the touch salient point, the touch salient point pushes the anti-blocking filter screen to extrude the anti-blocking spring to incline, sewage liquid in the anti-blocking filter screen is poured out, then the anti-blocking filter screen does not contact the touch salient point, the anti-blocking filter screen rapidly resets under the action of the anti-blocking spring to generate vibration, and the separation of the broken slag and the liquid in the anti-blocking filter screen is promoted;

the second step is that: then sewage sequentially moves to the walnut shell filter material through the upper filter plate, when the sewage enters the interior of the filter tank body, the helical tooth worm gear reducer drives the stirring device to rotate, the stirring device is driven to rotate on the lower bearing seat to stir the walnut shell filter material, the vent is used for discharging a medium to the exterior of the filter tank body, the vent valve is matched with the vent pipe, and when the upper filter plate is blocked, the sewage can be discharged from the overflow pipe, so that the damage to the interior of the filter tank body due to overlarge pressure is avoided, and the interior of the filter tank body is protected from overpressure;

the third step: the transmission gear rotates along with the stirring device, the transmission gear drives the transmission gear ring to rotate, the transmission gear ring drives the first gear to rotate, the first gear drives the second gear to rotate at the same speed under the connection of the scraping connecting rod, the second gear drives the scraping gear to rotate, so that the scraping sleeve and the scraping frame are driven to rotate, the debris and fibers on the inner wall of the filter tank body are scraped, the rotating speed of the scraping gear is different from that of the second gear due to the fact that the number of teeth of the scraping gear is larger than that of the second gear, the rotating speed of the transmission gear is different from that of the first gear due to the fact that the number of teeth of the transmission gear is larger than that of the first gear, the rotating speed of the transmission gear is different from that of the scraping sleeve, and the rotating directions of the transmission gear are opposite;

the fourth step: then, the rotational speed of the stirring device is reduced by a loosening speed reducer, then the loosening frame is driven to rotate, then a loosening threaded rod is driven to rotate by driving a loosening motor, a loosening sliding plate is driven to slide on the loosening frame, the loosening sliding plate slides to drive a plurality of loosening teeth to slide on a loosening track, and a plurality of loosening grooves which are gathered from top to bottom on the loosening sliding plate can adjust the distance between the loosening teeth, so that the loosening degree of the loosening mechanism on the walnut shell filter material is adjusted;

the fifth step: then, the filtered sewage is discharged through the lower layer filter plate, in the backwashing process of the filter tank body, water enters the filter tank body from a backwashing water inlet, and is discharged from a backwashing water outlet through the lower layer filter plate, the walnut shell filter material and the upper filter plate in sequence, so that the filter tank body is cleaned;

and a sixth step: and the staff can also can maintain, install and dismantle the filtration tank body through hand hole installation, dismantlement, washing and maintenance equipment internal installation to the maintenance and the inspection of crossing the filtration tank body through the manhole.

The embodiment of the invention adopts at least one technical scheme to achieve the following beneficial effects:

one of the, before work begins, it is originally internal to filter jar with sewage injection, it carries out prefilter to sewage earlier to go up the filter plate afterwards, and prevent that stifled mechanism can constantly scrape the bottom of wiping up the filter plate, the filter residue that will block on last filter plate strikes off to preventing stifled mechanism inside, and sewage after filtering gets into inside filtering jar body, complementary unit constantly stirs sewage afterwards, promote the filtration of filtering jar body to sewage, and it can rotate along with complementary unit to scrape away the mechanism, constantly scrape the inner wall of filtering jar body, with disintegrating slag and fibre residue from the inner wall of filtering jar body, avoid hindering the filtration to sewage, simultaneously loose mechanism constantly stirs the walnut shell filter material, make the walnut shell filter material distribute evenly, avoid distributing inhomogeneously because of the walnut shell filter material, lead to the filter effect not good, sewage rethread lower floor filter after filtering is discharged afterwards.

Secondly, before the work begins, sewage pours into to filtering a jar body inside from inlet tube and water inlet, sewage way upper filter plate in proper order afterwards, the walnut shell filter material, lower floor's filter is discharged from the delivery port, filtering a jar body and carrying out the backwash in-process, water gets into filtering a jar body inside from the backwash water inlet, way lower floor's filter again in proper order, walnut shell filter material and upper filter plate are discharged from the backwash delivery port, will filter a jar body sanitization, and the manhole makes things convenient for personnel to the maintenance and the inspection of filtering a jar body, and the hand hole is for the installation, dismantle, wash and overhaul equipment internal installation, and when the filter plate suffered to block up, sewage can be followed the overflow pipe and discharged, avoid filtering a jar body inside because of the too big damage of pressure.

Third, prevent stifled mechanism and slow down by reducing gear box to agitating unit's rotational speed, the reducing gear box drives the scraper blade afterwards and rotates in the bottom of last filter plate, will go up adnexed disintegrating slag and scrape down to the inside of preventing stifled filter screen on the filter plate bottom, along with the rotation of scraper blade, the scraper blade with prevent stifled filter screen and remove to touching bump, prevent stifled filter screen contact touching bump afterwards, the touching bump promotes prevents stifled filter screen extrusion and prevents stifled spring and slope, will prevent the sewage liquid in the stifled filter screen and pour out, prevent stifled filter screen touch bump of no longer conflicting afterwards, prevent stifled filter screen under the effect of preventing stifled spring, reset rapidly, the vibration is produced, promote to prevent disintegrating slag and liquid separation in the stifled filter screen, pour out sewage.

Fourth, the wiping mechanism is rotated along with agitating unit by drive gear, drive gear drives the rotation of drive ring gear again, the drive ring gear can drive first gear revolve, under the connection of wiping connecting rod, first gear can drive second gear with fast rotation, second gear drives the rotation of wiping gear, thereby drive the cover and the rotation of wiping frame of wiping, the disintegrating slag on the inner wall of filter tank body is scraped with the fibre, and the number of teeth of wiping gear is greater than the second gear, can lead to the rotational speed of wiping gear and second gear different, drive gear's number of teeth is greater than the rotational speed that first gear can lead to drive gear and first gear different, thereby lead to drive gear and the rotation rate of wiping the cover different, both rotation rates are different, the direction of rotation is also opposite, the cleaning performance to filter tank body inner wall has been improved.

Fifthly, the loosening mechanism is slowed down by the rotational speed of the loosening speed reducer to the stirring device, then drives the loosening frame to rotate, then the loosening motor can be driven to loosen through the loosening screw rod to rotate, the loosening sliding plate is driven to slide on the loosening frame, the loosening sliding plate slides, a plurality of loosening teeth can be driven to slide on the loosening track, a plurality of loosening grooves formed by gathering the teeth downwards from top to bottom on the loosening sliding plate can adjust the distance between the loosening teeth, and therefore the loosening degree of the loosening mechanism to the walnut shell filter material is adjusted.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a perspective sectional view of the present invention;

FIG. 5 is a schematic perspective view of the anti-blocking mechanism of the present invention;

FIG. 6 is a schematic perspective view of a wiping mechanism according to the present invention;

FIG. 7 is an enlarged view taken at A in FIG. 6;

fig. 8 is a schematic perspective view of the loosening mechanism of the present invention.

Reference numerals

The filter tank comprises a filter tank body 1, an auxiliary mechanism 3, an anti-blocking mechanism 4, a scraping mechanism 5, a loosening mechanism 6, a lower layer filter plate 11, an upper filter plate 2, a walnut shell filter material 12, a water inlet 21, a water outlet 22, a manhole 23, a hand hole 24, a water inlet pipe 25, an overflow pipe 26, a sight glass 27, a helical tooth worm gear speed reducer 31, a stirring device 32, a lower bearing seat 33, a vent valve 34, a vent 35, a vent pipe 36, a reduction gearbox 41, a scraper 42, an anti-blocking hinge rod 43, an anti-blocking filter screen 44, a touch salient point 45, an anti-blocking spring 46, a transmission gear 51, a transmission gear ring 52, a first gear 53, a scraping connecting rod 54, a second gear 55, a scraping gear 56, a scraping sleeve 57, a scraping frame 58, a loosening 61, a loosening frame 62, a loosening track 63, a loosening motor 64, a loosening speed reducer 65, a loosening sliding plate 66 and loosening teeth 67.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 8, an embodiment of the invention provides a walnut shell fiber ball-based filtration system, which comprises a filtration tank body 1, an auxiliary mechanism 3, an anti-blocking mechanism 4, a scraping mechanism 5 and a loosening mechanism 6, wherein the auxiliary mechanism 3 is installed inside the filtration tank body 1, the anti-blocking mechanism 4 is installed inside the filtration tank body 1 and connected to the auxiliary mechanism 3, the scraping mechanism 5 is installed inside the filtration tank body 1 and connected to the auxiliary mechanism 3, the loosening mechanism 6 is installed on the auxiliary mechanism 3, an upper filter plate 2 is arranged inside the filtration tank body 1, a lower filter plate 11 is further arranged inside the filtration tank body 1, a walnut shell filter material 12 is arranged inside the filtration tank body 1, and the walnut shell filter material 12 is located between the upper filter plate 2 and the lower filter plate 11; before the work begins, pour into sewage into filter tank body 1 in, go up filter plate 2 earlier and carry out the prefilter to sewage afterwards, and prevent that stifled mechanism 4 can constantly scrape and wipe the bottom of going up filter plate 2, strike off the filter residue that blocks on last filter plate 2 to prevent stifled mechanism 4 inside, and the sewage after filtering gets into filter tank body 1 inside, auxiliary mechanism 3 constantly stirs sewage afterwards, promote the filtration of filter tank body 1 to sewage, and it can rotate along with auxiliary mechanism 3 to wipe off mechanism 5, constantly scrape the inner wall of filter tank body 1, strike off disintegrating slag and fibre residue from filter tank body 1's inner wall, avoid hindering the filtration to sewage, loose mechanism 6 constantly stirs walnut shell filter material 12 simultaneously, make walnut shell filter material 12 distribute evenly, avoid distributing because of walnut shell filter material 12 inhomogeneous, lead to the filter effect not good, sewage rethread lower floor filter 11 after filtering is discharged afterwards.

Preferably, the filter tank body 1 is provided with a water inlet 21 and a water outlet 22, the water inlet 21 is a backwashing water outlet when the water inlet 21 backwashes the interior of the filter tank body 1, the water outlet 22 is a backwashing water inlet when the water outlet 22 backwashes the interior of the filter tank body 1, the filter tank body 1 is further provided with a manhole 23 and a hand hole 24, the filter tank body 1 is further provided with a viewing mirror 27, and the filter tank body 1 is further provided with a water inlet pipe 25 and an overflow pipe 26; before the work begins, sewage is poured into to filtering jar body 1 inside from inlet tube 25 and water inlet 21, sewage is the way upper filter plate 2 in proper order afterwards, walnut shell filter material 12, lower floor's filter 11 is discharged from delivery port 22, in carrying out the backwash in-process to filtering jar body 1, water gets into inside filtering jar body 1 from the backwash water inlet, the way lower floor's filter 11 again in proper order, walnut shell filter material 12 and upper filter plate 2 discharge from the backwash delivery port, will filter jar body 1 sanitization, and manhole 23 makes things convenient for personnel to the maintenance and the inspection of filtering jar body 1, and hand hole 24 is for the installation, dismantle, wash and overhaul equipment internal device, and when upper filter plate 2 suffered to block up, sewage can be followed overflow pipe 26 and discharged, avoid filtering jar body 1 inside because of the too big damage of pressure.

Preferably, the filtering tank body 1 is further provided with a vent 35 and a vent 36, the auxiliary mechanism 3 comprises an inclined-tooth worm gear speed reducer 31, a stirring device 32, a lower bearing seat 33 and a vent valve 34, the inclined-tooth worm gear speed reducer 31 is rotatably installed at the top of the filtering tank body 1, the lower bearing seat 33 is installed on the lower-layer filtering plate 11, one end of the stirring device 32 is rotatably installed in the filtering tank body 1, the other end of the stirring device is rotatably connected to the lower bearing seat 33, the vent valve 34 is arranged in the vent 36, the stirring device 32 comprises a stirring rotating shaft, an upper stirring paddle and a lower stirring paddle, the stirring rotating shaft is rotatably installed in the filtering tank body 1, one end of the stirring rotating shaft is connected to a main shaft of the inclined-tooth worm gear speed reducer 31, the upper stirring paddle is installed on the stirring rotating shaft, and the lower stirring paddle is installed on the stirring rotating shaft and is located below the upper stirring paddle; agitating unit 32 is including the stirring axis of rotation, go up stirring rake and lower stirring rake, the stirring axis of rotation is used for conducting skewed tooth worm gear speed reducer 31's rotational speed, the conduction drive power, utilize stirring rake and stirring rake down to filter 1 inside stirring work of jar body, it is inside to filter jar body 1 to get into when sewage, skewed tooth worm gear speed reducer 31 can drive agitating unit 32 and rotate, can drive agitating unit 32 and rotate on step 33, stir walnut shell filter material 12, and drain 35 is used for discharging the medium outside filtering jar body 1, blow-off valve 34 and blow-down pipe 36 cooperate, the protection filters 1 inside superpressure of avoiding of jar body.

Preferably, the anti-blocking mechanism 4 comprises a reduction gearbox 41, a scraper 42, an anti-blocking hinge rod 43, an anti-blocking filter screen 44, a touch bump 45 and two anti-blocking springs 46, the reduction gearbox 41 is connected to the stirring device 32, the scraper 42 is connected to the reduction gearbox 41, one end of the anti-blocking hinge rod 43 is hinged to the bottom of the scraper 42, the anti-blocking filter screen 44 is installed at the other end of the anti-blocking hinge rod 43, the anti-blocking filter screen 44 can filter scraped broken slag, two ends of the two anti-blocking springs 46 are respectively installed and connected to the anti-blocking filter screen 44 and the scraper 42, and the touch bump 45 is installed at the bottom of the upper filter plate 2; anti-blocking mechanism 4 is slowed down by reducing gear box 41 to agitating unit 32's rotational speed, reducing gear box 41 drives scraper blade 42 and rotates in the bottom of last filter plate 2 afterwards, will go up the inside that adnexed disintegrating slag scraped to anti-blocking filter screen 44 in the filter plate 2 bottom, along with scraper blade 42's rotation, scraper blade 42 removes to touching bump 45 with anti-blocking filter screen 44, anti-blocking filter screen 44 contact touching bump 45 afterwards, it pushes anti-blocking filter screen 44 extrusion and prevents stifled spring 46 and slope to touch bump 45, pour out the sewage liquid in preventing stifled filter screen 44, prevent stifled filter screen 44 no longer contradict touching bump 45 afterwards, prevent stifled filter screen 44 under anti-blocking spring 46's effect, reset rapidly, produce the vibration, promote disintegrating slag and the liquid separation in preventing stifled filter screen 44, pour out sewage.

Preferably, the wiping mechanism 5 comprises a transmission gear 51, a transmission gear ring 52, a first gear 53, a wiping connecting rod 54, a second gear 55, a wiping gear 56, a wiping sleeve 57 and a wiping frame 58, the transmission gear 51 is fixedly sleeved on the stirring device 32, the transmission gear ring 52 is rotatably mounted on the upper filter plate 2 and the transmission gear ring 52 is meshed with the transmission gear 51, the first gear 53 is rotatably mounted on the upper filter plate 2 and the first gear 53 is meshed with the transmission gear ring 52, one end of the wiping connecting rod 54 is mounted on the first gear 53, the second gear 55 is mounted at the other end of the wiping connecting rod 54, the wiping gear 56 is rotatably sleeved on the stirring device 32 and the wiping gear 56 is meshed with the second gear 55, the number of teeth of the wiping gear 56 is greater than that of the second gear 55, the number of teeth of the transmission gear 51 is greater than that of the first gear 53, the wiping sleeve 57 is mounted on the wiping gear 56, the wiping frame 58 is slidably mounted on the inner wall of the filter tank body 1 and the wiping frame 58 is connected to the wiping sleeve 57; the wiping mechanism 5 rotates along with the stirring device 32 by the transmission gear 51, the transmission gear 51 drives the transmission gear ring 52 to rotate, the transmission gear ring 52 drives the first gear 53 to rotate, the first gear 53 drives the second gear 55 to rotate at the same speed under the connection of the wiping connecting rod 54, the second gear 55 drives the wiping gear 56 to rotate, so as to drive the wiping sleeve 57 and the wiping frame 58 to rotate, and wipe off the debris and the fibers on the inner wall of the filter tank body 1, and the number of teeth of the wiping gear 56 is greater than that of the second gear 55, which results in different rotating speeds of the wiping gear 56 and the second gear 55, and the number of teeth of the transmission gear 51 greater than that of the first gear 53 results in different rotating speeds of the transmission gear 51 and the first gear 53, which results in different rotating speeds of the transmission gear 51 and the wiping sleeve 57, and opposite rotating directions, thereby improving the cleaning effect on the inner wall of the filter tank body 1.

Preferably, the loosening mechanism 6 comprises a loosening speed reducer 61, a loosening frame 62, a loosening track 63, a loosening motor 64, a loosening threaded rod 65, a loosening sliding plate 66 and a plurality of loosening teeth 67, the loosening speed reducer 61 is mounted on the stirring device 32, the loosening frame 62 is mounted on the loosening speed reducer 61, the loosening track 63 is mounted on the loosening frame 62, the loosening motor 64 is mounted on the loosening frame 62, the loosening threaded rod 65 is rotatably mounted on the loosening frame 62, one end of the loosening threaded rod 65 is connected to the loosening motor 64, the loosening sliding plate 66 is slidably mounted on the loosening frame 62, one end of the loosening sliding plate is sleeved on the loosening threaded rod 65, the loosening sliding plate 66 is in threaded fit with the loosening threaded rod 65, a plurality of loosening grooves which are gathered from top to bottom are formed in the loosening sliding plate 66, and a plurality of loosening teeth 67 are slidably mounted on the loosening track 63 and are respectively slidably clamped in the plurality of loosening grooves; the loosening mechanism 6 is slowed down by the rotational speed of the loosening speed reducer 61 to the stirring device 32, then drives the loosening frame 62 to rotate, then the loosening motor 64 can be driven to loosen through driving, the loosening threaded rod 65 is driven to rotate, the loosening sliding plate 66 is driven to slide on the loosening frame 62, the loosening sliding plate 66 slides, a plurality of loosening teeth 67 can be driven to slide on the loosening track 63, a plurality of loosening grooves which are gathered from top to bottom on the loosening sliding plate 66 can adjust the distance between the loosening teeth 67, and therefore the loosening degree of the loosening mechanism 6 to the walnut shell filter material 12 is adjusted.

the first step is as follows: before the operation starts, sewage is injected into the interior of the filter tank body 1 from the water inlet pipe 25 and the water inlet 21, the upper filter plate 2 firstly carries out primary filtration on the sewage, the reduction gearbox 41 slows down the rotating speed of the stirring device 32, then the reduction gearbox 41 drives the scraper 42 to rotate at the bottom of the upper filter plate 2, the crushed slag attached to the bottom of the upper filter plate 2 is scraped to the interior of the anti-blocking filter screen 44, along with the rotation of the scraper 42, the scraper 42 and the anti-blocking filter screen 44 move to the position of the touch salient point 45, then the anti-blocking filter screen 44 contacts the touch salient point 45, the touch salient point 45 pushes the anti-blocking filter screen 44 to extrude the anti-blocking spring 46 to incline, sewage liquid in the anti-blocking filter screen 44 is poured out, then the anti-blocking filter screen 44 does not touch the touch salient point 45, the anti-blocking filter screen 44 is rapidly reset under the action of the anti-blocking spring 46 to generate vibration, and separation of the crushed slag in the anti-blocking filter screen 44 from the liquid is promoted;

the second step is that: then, sewage sequentially moves to the walnut shell filter material 12 through the upper filter plate 2, when the sewage enters the interior of the filter tank body 1, the helical tooth worm gear reducer 31 drives the stirring device 32 to rotate, the stirring device 32 is driven to rotate on the lower bearing seat 33 to stir the walnut shell filter material 12, the vent 35 is used for discharging media to the exterior of the filter tank body 1, the vent valve 34 is matched with the vent pipe 36, when the upper filter plate 2 is blocked, the sewage can be discharged from the overflow pipe 26, the interior of the filter tank body 1 is prevented from being damaged due to overlarge pressure, and the interior of the filter tank body 1 is protected from overpressure;

the third step: the transmission gear 51 rotates along with the stirring device 32, the transmission gear 51 drives the transmission gear ring 52 to rotate, the transmission gear ring 52 drives the first gear 53 to rotate, the first gear 53 drives the second gear 55 to rotate at the same speed under the connection of the wiping connecting rod 54, the second gear 55 drives the wiping gear 56 to rotate, so as to drive the wiping sleeve 57 and the wiping frame 58 to rotate, and scrap and fibers on the inner wall of the filter tank body 1 are wiped off, while the number of teeth of the wiping gear 56 is greater than that of the second gear 55, so that the rotating speeds of the wiping gear 56 and the second gear 55 are different, the rotating speeds of the transmission gear 51 and the first gear 53 are different due to the fact that the number of teeth of the transmission gear 51 is greater than that of the first gear 53, so that the rotating speeds of the transmission gear 51 and the wiping sleeve 57 are different, and the rotating directions of the transmission gear 51 and the wiping sleeve 57 are also opposite;

the fourth step: then, the rotational speed of the stirring device 32 is reduced by the loosening speed reducer 61, then the loosening frame 62 is driven to rotate, then the loosening motor 64 is driven to drive the loosening threaded rod 65 to rotate, the loosening sliding plate 66 is driven to slide on the loosening frame 62, the loosening sliding plate 66 slides to drive a plurality of loosening teeth 67 to slide on the loosening track 63, and a plurality of loosening grooves which are gathered from top to bottom on the loosening sliding plate 66 can adjust the distance between the loosening teeth 67, so that the loosening degree of the walnut shell filter material 12 by the loosening mechanism 6 is adjusted;

the fifth step: then, the filtered sewage is discharged through the lower layer filter plate 11, in the backwashing process of the filter tank body 1, water enters the filter tank body 1 from a backwashing water inlet, and is discharged from a backwashing water outlet through the lower layer filter plate 11, the walnut shell filter material 12 and the upper filter plate 2 in sequence, so that the filter tank body 1 is cleaned;

and a sixth step: and the staff can pass through manhole 23 to filter the maintenance and the inspection of jar body 1, also can pass through hand hole 24 installation, dismantlement, washing and overhaul equipment internal device, maintain, install and dismantle to filtering jar body 1.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A filtering system is characterized by comprising a filtering tank body (1), an auxiliary mechanism (3), an anti-blocking mechanism (4), a scraping mechanism (5) and a loosening mechanism (6), wherein the auxiliary mechanism (3) is installed inside the filtering tank body (1), the anti-blocking mechanism (4) is installed inside the filtering tank body (1) and connected to the auxiliary mechanism (3), the scraping mechanism (5) is installed inside the filtering tank body (1) and connected to the auxiliary mechanism (3), the loosening mechanism (6) is installed on the auxiliary mechanism (3), an upper filtering plate (2) is arranged inside the filtering tank body (1), a lower filtering plate (11) is further arranged inside the filtering tank body (1), a walnut shell filtering material (12) is arranged inside the filtering tank body (1), and the walnut shell filtering material (12) is located between the upper filtering plate (2) and the lower filtering plate (11);

the filter tank is characterized in that a vent hole (35) and a vent pipe (36) are further formed in the filter tank body (1), the auxiliary mechanism (3) comprises a helical gear worm speed reducer (31), a stirring device (32), a lower bearing seat (33) and a vent valve (34), the helical gear worm speed reducer (31) is rotatably mounted at the top of the filter tank body (1), the lower bearing seat (33) is mounted on the lower layer filter plate (11), one end of the stirring device (32) is rotatably mounted on the filter tank body (1) while the other end of the stirring device is rotatably connected to the lower bearing seat (33), and the vent valve (34) is arranged in the vent pipe (36);

the loosening mechanism (6) comprises a loosening speed reducer (61), a loosening frame (62), a loosening track (63), a loosening motor (64), a loosening threaded rod (65), a loosening sliding plate (66) and a plurality of loosening teeth (67), the loosening speed reducer (61) is installed on the stirring device (32), the loosening frame (62) is installed on the loosening speed reducer (61), the loosening track (63) is installed on the loosening frame (62), the loosening motor (64) is installed on the loosening frame (62), the loosening threaded rod (65) is rotatably installed on the loosening frame (62), one end of the loosening threaded rod (65) is connected to the loosening motor (64), the loosening sliding plate (66) is slidably installed on the loosening frame (62), one end of the loosening threaded rod is sleeved on the loosening threaded rod (65), the loosening sliding plate (66) is in threaded fit with the loosening threaded rod (65), a plurality of loosening grooves which are gathered from top to bottom are formed in the loosening sliding plate (66), and the plurality of teeth (67) are all slidably installed on the loosening track (63) and are respectively clamped in the plurality of loosening grooves;

the filter tank body (1) is provided with a water inlet (21) and a water outlet (22), the water inlet (21) is a backwashing water outlet when the inside of the filter tank body (1) is backwashed by the water inlet (21), and the water outlet (22) is a backwashing water inlet when the inside of the filter tank body (1) is backwashed by the water outlet (22);

the filter tank is characterized in that a manhole (23) and a hand hole (24) are further arranged on the filter tank body (1), a viewing mirror (27) is further arranged on the filter tank body (1), and a water inlet pipe (25) and an overflow pipe (26) are further arranged on the filter tank body (1).

2. The filtering system according to claim 1, wherein the stirring device (32) comprises a stirring rotation shaft, an upper stirring paddle and a lower stirring paddle, the stirring rotation shaft is rotatably installed in the filtering tank body (1) and one end of the stirring rotation shaft is connected to a main shaft of the helical gear worm speed reducer (31), the upper stirring paddle is installed on the stirring rotation shaft, and the lower stirring paddle is installed on the stirring rotation shaft and is located below the upper stirring paddle.

3. The filtering system according to claim 2, wherein the anti-blocking mechanism (4) comprises a reduction gearbox (41), a scraper (42), an anti-blocking hinge rod (43), an anti-blocking filter screen (44), a touch bump (45) and two anti-blocking springs (46), the reduction gearbox (41) is connected to the stirring device (32), the scraper (42) is connected to the reduction gearbox (41), one end of the anti-blocking hinge rod (43) is hinged to the bottom of the scraper (42), the anti-blocking filter screen (44) is installed at the other end of the anti-blocking hinge rod (43), the anti-blocking filter screen (44) can filter scraped slag, the two ends of the anti-blocking springs (46) are respectively installed on the anti-blocking filter screen (44) and the scraper (42), and the touch bump (45) is installed at the bottom of the upper filter plate (2).

4. A filtering system according to claim 3, wherein the wiping mechanism (5) comprises a transmission gear (51), a transmission toothed ring (52), a first gear (53), a wiping connecting rod (54), a second gear (55), a wiping gear (56), a wiping sleeve (57) and a wiping frame (58), the transmission gear (51) is fixedly sleeved on the stirring device (32), the transmission toothed ring (52) is rotatably mounted on the upper filter plate (2) and the transmission toothed ring (52) is meshed with the transmission gear (51), the first gear (53) is rotatably mounted on the upper filter plate (2) and the first gear (53) is meshed with the transmission toothed ring (52), one end of the wiping connecting rod (54) is mounted on the first gear (53), the second gear (55) is mounted on the other end of the wiping connecting rod (54), the wiping gear (56) is rotatably sleeved on the stirring device (32) and the wiping gear (56) is meshed with the second gear (55);

the number of teeth of wiping gear (56) is greater than second gear (55), the number of teeth of drive gear (51) is greater than first gear (53), wipe set (57) and install on wiping gear (56), wipe frame (58) slidable mounting just wipes frame (58) and connects on wiping set (57) on the inner wall of filter tank body (1).

5. A method of using a filtration system according to claim 4, comprising the steps of:

the first step is as follows: before the filter tank starts working, sewage is injected into the interior of the filter tank body (1) from the water inlet pipe (25) and the water inlet (21), the upper filter plate (2) firstly primarily filters the sewage, the reduction gearbox (41) slows down the rotating speed of the stirring device (32), then the reduction gearbox (41) drives the scraper (42) to rotate at the bottom of the upper filter plate (2), crushed slag attached to the bottom of the upper filter plate (2) is scraped to the interior of the anti-blocking filter screen (44), along with the rotation of the scraper (42), the scraper (42) and the anti-blocking filter screen (44) move to touch salient points (45), then the anti-blocking filter screen (44) contacts the touch salient points (45), the touch salient points (45) push the anti-blocking filter screen (44) to extrude the anti-blocking spring (46) to incline, sewage liquid in the anti-blocking filter screen (44) is poured out, then the anti-blocking filter screen (44) does not touch the touch salient points (45), the filter screen (44) is rapidly reset to generate vibration under the effect of the anti-blocking spring (46), and separation of the anti-blocking liquid in the anti-blocking filter screen (44) is promoted;

the second step is that: then, sewage sequentially moves to the walnut shell filter material (12) through the upper filter plate (2), when the sewage enters the interior of the filter tank body (1), the helical tooth worm gear speed reducer (31) drives the stirring device (32) to rotate, the stirring device (32) is driven to rotate on the lower bearing seat (33), the walnut shell filter material (12) is stirred, the vent (35) is used for discharging media to the exterior of the filter tank body (1), the vent valve (34) is matched with the vent pipe (36), when the upper filter plate (2) is blocked, the sewage can be discharged from the overflow pipe (26), the damage to the interior of the filter tank body (1) due to overlarge pressure is avoided, and the interior of the filter tank body (1) is protected from overpressure;

the third step: the transmission gear (51) rotates along with the stirring device (32), the transmission gear (51) drives the transmission gear ring (52) to rotate, the transmission gear ring (52) drives the first gear (53) to rotate, the first gear (53) drives the second gear (55) to rotate at the same speed under the connection of the wiping connecting rod (54), the second gear (55) drives the wiping gear (56) to rotate, so that the wiping sleeve (57) and the wiping frame (58) are driven to rotate, debris and fibers on the inner wall of the filter tank body (1) are wiped off, the number of teeth of the wiping gear (56) is greater than that of the second gear (55), so that the rotating speeds of the wiping gear (56) and the second gear (55) are different, the rotating speeds of the transmission gear (51) and the first gear (53) are different, so that the rotating speeds of the transmission gear (51) and the wiping sleeve (57) are different, and the rotating directions of the transmission gear (51) and the wiping sleeve (55) are opposite;

the fourth step: then, the rotational speed of the stirring device (32) is slowed down by a loosening speed reducer (61), then a loosening frame (62) is driven to rotate, then a loosening motor (64) can be driven to drive a loosening threaded rod (65) to rotate, a loosening sliding plate (66) is driven to slide on the loosening frame (62), the loosening sliding plate (66) slides and can drive a plurality of loosening teeth (67) to slide on a loosening track (63), and a plurality of loosening grooves which are gathered from top to bottom on the loosening sliding plate (66) can adjust the distance between the loosening teeth (67), so that the loosening degree of the walnut shell filter material (12) by a loosening mechanism (6) is adjusted;

the fifth step: then, the filtered sewage is discharged through a lower layer filter plate (11), in the process of backwashing the filter tank body (1), water enters the filter tank body (1) from a backwashing water inlet, and is discharged from a backwashing water outlet through the lower layer filter plate (11), the walnut shell filter material (12) and the upper filter plate (2) in sequence, so that the filter tank body (1) is cleaned;

and a sixth step: and the staff can maintain and check the filtering tank body (1) through the manhole (23), and also can maintain, install and dismantle the filtering tank body (1) through the internal device of the hand hole (24) installation, disassembly, cleaning and maintenance equipment.