CN114984640B - Mining back-washing anti-blocking filtering equipment - Google Patents
Mining back-washing anti-blocking filtering equipment Download PDFInfo
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- CN114984640B CN114984640B CN202210929715.XA CN202210929715A CN114984640B CN 114984640 B CN114984640 B CN 114984640B CN 202210929715 A CN202210929715 A CN 202210929715A CN 114984640 B CN114984640 B CN 114984640B
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- valve plate
- water inlet
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- 238000011001 backwashing Methods 0.000 title claims abstract description 30
- 238000001914 filtration Methods 0.000 title claims abstract description 23
- 238000005065 mining Methods 0.000 title claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 157
- 238000005192 partition Methods 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000010865 sewage Substances 0.000 claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 238000011010 flushing procedure Methods 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000007790 scraping Methods 0.000 claims description 13
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of filtration, in particular to a mine backwashing anti-blocking filter device, which comprises a shell, a filter cylinder and a control mechanism, wherein the shell is provided with a filter cylinder; the filter cylinder is positioned in the shell, two ends of the filter cylinder are closed, and the peripheral wall of the filter cylinder is provided with filter holes; the middle part of the shell is provided with a partition plate, the partition plate divides a cavity between the shell and the filter cylinder into two chambers, the shell is provided with a water inlet which is respectively communicated with the two chambers, the shell is also provided with a water outlet which is communicated with the interior of the filter cylinder, sewage enters the interior of the filter cylinder after being filtered by the filter cylinder from one chamber, and water entering the interior of the filter cylinder partially enters the other chamber and partially is discharged from the water outlet; the control mechanism changes the water inlet chamber when the outer side of the filter cylinder of one chamber is blocked, and further changes the flow direction of water, so that water flows from the inside of the filter cylinder to the blocked chamber to back flush the blockage, and the water for flushing the blockage is sewage filtered by the filter cylinder, thereby avoiding waste and secondary pollution and influencing the normal filtration of the other chamber.
Description
Technical Field
The invention relates to the technical field of filtration, in particular to a mining backwashing anti-blocking filter device.
Background
In the occasion with higher requirement for water, need with filter equipment interception aquatic impurity, get rid of water suspended solid, particulate matter, reduce the turbidity, purify water quality, reduce system's dirt, fungus algae, corrosion etc. and produce.
And filter equipment is after long-time the use, and the filter screen can be stopped up by debris gradually, and traditional clearance mode often is unpack equipment apart the washing, nevertheless can dismantle equipment more frequently like this, very big extravagant manpower and materials. In the prior art, a backwashing mode is used for cleaning up the blockage, but more secondary polluted water is generated during cleaning up, water resources are wasted, normal work of a filter screen is influenced during backwashing, and the filtering efficiency is influenced.
Disclosure of Invention
The invention provides a mine backwashing anti-blocking filter device, which aims to solve the problem that the existing filter screen cleaning mode is unreasonable.
The invention relates to a mine backwashing anti-blocking filtering device, which adopts the following technical scheme:
a mining backwashing anti-blocking filter device comprises a shell, a filter cylinder and a control mechanism; the shell and the filter cylinder are horizontally arranged along a first axial direction, the filter cylinder is positioned in the shell, two ends of the filter cylinder are closed, and the peripheral wall of the filter cylinder is provided with filter holes; the middle part of the shell is provided with a partition plate, the shell is connected with the middle part of the filter cylinder through the partition plate, a cavity between the shell and the filter cylinder is divided into two chambers by the partition plate, and the two chambers are a first chamber and a second chamber respectively; the shell is provided with a water inlet which is respectively communicated with the two chambers, the shell is also provided with a water outlet which is communicated with the interior of the filter cylinder, sewage enters the interior of the filter cylinder after being filtered by the filter cylinder from one chamber, and part of the water entering the filter cylinder enters the other chamber and is discharged from the water outlet; the control mechanism closes the second chamber and the water inlet when communicating the first chamber with the water inlet, and closes the first chamber with the water inlet when the filter cartridge is positioned outside the first chamber and is blocked, and communicates the second chamber with the water inlet, so that water flows from the inside of the filter cartridge to the first chamber to backflush the blockage.
Furthermore, the control mechanism comprises a valve component and a trigger component, a water inlet pipeline communicated with the water inlet is arranged outside the shell, sewage sequentially passes through the water inlet pipeline and the water inlet and then enters the cavity, and a stop block is arranged at one end, close to the shell, of the inner peripheral wall of the water inlet pipeline; the valve component comprises a valve plate, a rotating shaft and fan blades, the rotating shaft is rotatably arranged in the water inlet pipeline, the valve plate and the fan blades synchronously rotate along with the rotating shaft and are axially and slidably arranged on the rotating shaft along the rotating shaft, and the valve plate is positioned on one side, close to the filter cartridge, of the fan blades; the water flow promotes the fan blades to rotate along the second circumferential direction and limits the fan blades to rotate along a third circumferential direction opposite to the second circumferential direction, and the fan blades drive the rotating shaft to rotate along the second circumferential direction so as to drive the valve plate to rotate along the second circumferential direction; two convex blocks which are symmetrical about the center of the valve plate are arranged outside the valve plate, the valve plate is attached to the shell under the action of water flow and stops when one convex block is rotated to be abutted against the stop block, so that one chamber is communicated with the water inlet, and the other chamber is communicated with the water inlet and is closed; when the other lug is rotated to abut against the stop block, the originally communicated chamber is closed to the water inlet, and the originally closed chamber is communicated with the water inlet; when the outer side of the filter cylinder of one chamber is blocked, the trigger assembly enables the valve plate to move towards the direction far away from the filter cylinder, so that the convex block of the valve plate is staggered with the stop block, the valve plate is driven by the fan blades to continue to rotate along the second circumferential direction to cross the stop block, and then the trigger assembly allows the valve plate to be attached to the shell again under the action of water flow and rotate along with the fan blades until the other convex block is abutted with the stop block.
Further, the trigger assembly comprises a first piston plate, a second piston plate, a first sleeve, a second sleeve, a pushing piece and a limiting piece; the first piston plate is arranged in the first chamber in a sliding mode along the first axial direction, and a sealed first air cavity is defined by the first piston plate, the shell, the filter cylinder and the partition plate; the second piston plate is slidably arranged in the second chamber along the first axial direction and defines a sealed second air cavity together with the shell, the filter cartridge and the partition plate; compressible gas is filled in the first air cavity and the second air cavity, the pushing piece can rotate around the rotation center of the valve plate and is mounted on the valve plate synchronously and axially and slidably along the rotating shaft with the valve plate, the pushing piece penetrates through the shell and extends into the first air cavity and the second air cavity, and the first piston plate and the second piston plate extrude the pushing piece to move towards the direction far away from the filter cartridge when moving towards the direction close to the partition plate to the preset position, so that the valve plate is pushed to move towards the direction far away from the filter cartridge; first sleeve and second sleeve are respectively along first axial slidable mounting in the both ends of shell, and first sleeve shutoff first cavity, second sleeve shutoff second cavity, first sleeve and second sleeve are connected with the pivot through a locating part respectively, when the valve plate makes first cavity and water inlet intercommunication, the pivot passes through the first sleeve of locating part restriction to keeping away from the division board direction and removing, and then restrict first cavity volume and increase, thereby when straining a section of thick bamboo outside jam at first cavity, make first piston plate remove to being close to the division board direction under the hydraulic pressure effect in first cavity, and extrude the top and push away the piece and make the valve plate remove to keeping away from a section of thick bamboo direction, rotate to making first cavity and water inlet close and make second cavity and water inlet intercommunication to the valve plate, the pivot rotates to restrict the second sleeve through the locating part and removes to keeping away from the division board direction.
Furthermore, one end of the rotating shaft, which is far away from the filter cartridge, is an outer end, and the outer end of the rotating shaft extends out of the water inlet pipeline; the outer end of the rotating shaft is provided with a connecting rod arranged along the radial direction of the rotating shaft, one end of the connecting rod connected with the rotating shaft is a connecting end, and the other end of the connecting rod is a suspended end; the limiting piece has a fixed-length state and a telescopic state, the limiting piece cannot be further extended in the fixed-length state, and the limiting piece can be further extended in the telescopic state; the first sleeve and the second sleeve are respectively connected with the suspension end of the connecting rod through a limiting piece; when the valve plate is communicated with the first chamber and the water inlet, the connecting rod extends along the first axial direction, the free end of the connecting rod is positioned on one side, far away from the first sleeve, of the connecting end of the connecting rod, the limiting part connected with the first sleeve and the connecting rod is in a fixed-length state, and the limiting part connected with the second sleeve and the connecting rod is in a telescopic state; when the valve plate communicates the second chamber and the water inlet, the connecting rod extends along the first axial direction, the free end of the connecting rod is located on one side of the connecting end of the connecting rod, which is far away from the second sleeve, the limiting part for connecting the first sleeve and the connecting rod is in a telescopic state, and the limiting part for connecting the second sleeve is in a fixed length state.
Furthermore, the limiting part is a rope, the fixed-length state of the limiting part corresponds to the tensioning state of the rope, and the telescopic state of the limiting part corresponds to the loosening state of the rope. Or the limiting part is a telescopic rod, the fixed length state of the limiting part corresponds to the maximum extension state of the telescopic rod, and the extension state of the limiting part corresponds to the extension length state of the telescopic rod.
Furthermore, the pushing piece comprises a rotating ring and two ejector rods, the rotating ring is rotatably arranged on the valve plate around the rotating center of the valve plate and synchronously moves with the valve plate along the axial direction of the rotating shaft; one end of each of the two ejector rods is fixedly connected with the rotating ring, the other end of each of the two ejector rods penetrates through the shell and is respectively inserted into the first air cavity and the second air cavity, and an inclined surface is arranged at one end of each of the ejector rods, which extends into the first air cavity or the second air cavity, so that the valve plate is pushed to move away from the filter cartridge through the inclined surface when the first piston plate and the second piston plate move towards the direction close to the partition plate.
Furthermore, the mining backwashing anti-blocking filtering equipment also comprises two cleaning mechanisms which are respectively arranged in the two chambers; the cleaning mechanism comprises a lantern ring and a scraper blade assembly, the lantern ring and the first sleeve or the second sleeve are rotatably and synchronously mounted on the first sleeve or the second sleeve in a manner of moving along the first axial direction, the lantern ring is in spiral fit with the filter cartridge, and when the lantern ring moves along the first axial direction along with the first sleeve or the second sleeve, the lantern ring rotates around the filter cartridge under the spiral fit with the filter cartridge; the scraper components are multiple and are all arranged on the lantern ring and used for scraping plugs on the outer side of the filter cylinder when rotating along with the lantern ring.
Furthermore, the scraper component comprises a scraper rod and an elastic piece, the scraper rod is arranged outside the lantern ring in a sliding mode along the radial direction of the lantern ring, the scraper rod is attached to the outer surface of the filter cylinder under the action of the elastic piece, and the scraper rod rotates synchronously along with the lantern ring to scrape the blocking objects attached to the outer surface of the filter cylinder.
The scraper component further comprises a baffle plate, the baffle plate is parallel to the filter cylinder, the baffle plate is fixedly connected with the scraping rod, and the scraping rod is positioned between the baffle plate and the filter cylinder; the back flushing water flowing outwards from the interior of the filter cylinder washes the plug attached to the outer surface of the filter cylinder, and the baffle drives the scraping rod to move in the direction away from the filter cylinder after the filter holes are dredged, so that the friction between the scraping rod and the filter cylinder is reduced.
The invention has the beneficial effects that: according to the mining backwashing anti-blocking filtering equipment, two chambers are arranged to filter sewage, the sewage enters the interior of the filter cylinder after being filtered by the filter cylinder from one chamber, part of the water entering the filter cylinder enters the other chamber, and part of the water is discharged from a water outlet; the chamber of intaking is changed when straining a jam in the chamber outside, and then changes the flow direction of water for rivers flow to the intracavity that is blockked up from straining a section of thick bamboo and carry out the recoil to the jam, and wash the water of jam and be the sewage after straining a section of thick bamboo and filter, do not produce waste and secondary pollution, and do not influence the normal filtration of another chamber.
Furthermore, when the first sleeve or the second sleeve moves, the scraper component is driven by the lantern ring to rotate to scrape impurities on the outer surface of the filter cylinder, the cleaning effect is further improved under the combined action of the scraper component and the backwash water, if the backwash water can dredge the filter hole, the baffle plate drives the scraper rod to move in the direction away from the filter cylinder under the action of the backwash water, and the friction between the scraper rod and the filter cylinder is reduced; if the backwashing water fails to dredge the filter holes, the scraping rod is attached to the outer surface of the filter cylinder under the action of the elastic piece, and the blockage is scraped by rotating around the filter cylinder.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of an embodiment of a mine backwashing anti-blocking filter device of the invention;
FIG. 2 is a side view of the whole structure of an embodiment of the mining backwashing anti-blocking filtering device;
FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged view of the point B in FIG. 3;
FIG. 5 is an exploded schematic view of the overall structure of an embodiment of the mining backwashing anti-blocking filter device of the invention;
FIG. 6 is a schematic structural diagram of a housing and a filter cartridge in an embodiment of the mining backwashing anti-clogging filter device of the invention;
FIG. 7 is a side view of a housing and filter cartridge arrangement in an embodiment of a mine backwash anti-clogging filter apparatus of the present invention;
FIG. 8 is a schematic cross-sectional view taken along line C-C in FIG. 7;
FIG. 9 is a schematic structural diagram of a pushing piece in an embodiment of the mining backwashing anti-blocking filter device of the invention;
FIG. 10 is a schematic structural view of a valve plate in an embodiment of the mining backwashing anti-blocking filter device of the invention;
FIG. 11 is a schematic structural diagram of a scraper component in an embodiment of the mining backwashing anti-blocking filter device of the invention;
in the figure: 100. a housing; 110. a partition plate; 120. a water inlet; 130. a water outlet; 140. a water inlet pipe; 141. a stopper; 200. a filter cartridge; 300. a cleaning mechanism; 310. a collar; 320. a squeegee assembly; 321. a baffle plate; 322. a scraping rod; 500. a control mechanism; 510. a valve assembly; 511. a valve plate; 511a, a bump; 512. a rotating shaft; 513. a fan blade; 514. a connecting rod; 520. a trigger component; 521. a first piston plate; 522. a second piston plate; 523. a first sleeve; 524. a second sleeve; 525. pushing the piece; 525a, a swivel; 525b, a top rod; 526. and a limiting member.
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.
The embodiment of the invention relates to a mine backwashing anti-blocking filter device, which is shown in fig. 1 to fig. 11 and comprises a shell 100, a filter cartridge 200 and a control mechanism 500;
the housing 100 and the filter cartridge 200 are both horizontally arranged along a first axial direction, the filter cartridge 200 is positioned in the housing 100, two ends of the filter cartridge 200 are closed, and the peripheral wall of the filter cartridge 200 is provided with filter holes; wherein the first axial direction is the up-down direction in fig. 3;
the middle part of the shell 100 is provided with a partition plate 110, the middle parts of the shell 100 and the filter cartridge 200 are connected through the partition plate 110, the cavity between the shell 100 and the filter cartridge 200 is divided into two chambers distributed along a first axial direction by the partition plate 110, and the two chambers are respectively a first chamber and a second chamber; the shell 100 is provided with a water inlet 120 respectively communicated with the upper parts of the two chambers, the shell 100 is also provided with a water outlet 130 communicated with the interior of the filter cartridge 200, the water outlet 130 is positioned on the horizontal plane of the axis of the filter cartridge 200, sewage enters the interior of the filter cartridge 200 after being filtered by the filter cartridge 200 from one chamber, and water entering the interior of the filter cartridge 200 partially enters the other chamber and partially is discharged from the water outlet 130;
the control mechanism 500 closes the second chamber and the water inlet 120 when communicating the first chamber with the water inlet 120, and closes the first chamber with the water inlet 120 and communicates the second chamber with the water inlet 120 when the filter cartridge 200 is blocked at the outer side of the first chamber, thereby allowing water to flow from the inside of the filter cartridge 200 to the first chamber to backflush the blockage; and the control mechanism 500 closes the second chamber and the water inlet 120 and communicates the first chamber and the water inlet 120 when the filter cartridge 200 is blocked outside the second chamber, thereby allowing water to flow from the interior of the filter cartridge 200 to the second chamber to backflush the blockage. When the outer side of the filter cartridge 200 of one chamber is blocked, the chamber for water inlet is changed, and then the flow direction of water is changed, so that water flows from the interior of the filter cartridge 200 to the blocked chamber to back flush the blockage, and the water for flushing the blockage is sewage filtered by the filter cartridge 200, thereby avoiding waste and secondary pollution and influencing the normal filtration of the other chamber.
In this embodiment, the control mechanism 500 includes a valve assembly 510 and a trigger assembly 520, a water inlet pipe 140 communicating with the water inlet 120 is provided outside the housing 100, sewage enters the chamber after passing through the water inlet pipe 140 and the water inlet 120 in sequence, and a stopper 141 is provided at one end of the inner peripheral wall of the water inlet pipe 140 close to the housing 100; the valve assembly 510 comprises a valve plate 511, a rotating shaft 512 and fan blades 513, the rotating shaft 512 is horizontally and rotatably installed in the water inlet pipeline 140, the valve plate 511 and the fan blades 513 both rotate synchronously with the rotating shaft 512 and are axially and slidably installed on the rotating shaft 512 along the rotating shaft 512, and the valve plate 511 is located on one side of the fan blades 513 close to the filter cartridge 200; the water flow drives the fan 513 to rotate along the second circumferential direction and limits the fan 513 to rotate along a third circumferential direction opposite to the second circumferential direction, and the fan 513 drives the rotating shaft 512 to rotate along the second circumferential direction, thereby driving the valve plate 511 to rotate along the second circumferential direction. The valve plate 511 is an incomplete circle larger than a semicircle, and the center of the arc edge of the valve plate 511 is slidably mounted on the rotating shaft 512; two convex blocks 511a which are symmetrical about the center of the valve plate 511 are arranged outside the valve plate 511, the valve plate 511 is attached to the shell 100 under the action of water flow, and the valve plate 511 stops when rotating to enable one convex block 511a to abut against the stop block 141, so that one chamber is communicated with the water inlet 120, and the other chamber is closed with the water inlet 120; when the other lug 511a is rotated to abut against the stop block 141, the originally communicated chamber is closed to the water inlet 120, and the originally closed chamber is communicated with the water inlet 120;
when the trigger assembly 520 is blocked outside the filter cartridge 200 in one of the chambers, the valve plate 511 is driven to move away from the filter cartridge 200, so that the projection 511a of the valve plate 511 is staggered with the stop 141, and after the valve plate 511 is driven by the fan blades 513 to rotate continuously in the second circumferential direction to pass the stop 141, the trigger assembly 520 allows the valve plate 511 to be attached to the housing 100 again under the action of water flow and rotate along with the fan blades 513 until the other projection 511a is abutted with the stop 141. Wherein the second circumferential direction is clockwise or counterclockwise about the rotation axis 512.
In this embodiment, the trigger assembly 520 includes a first piston plate 521, a second piston plate 522, a first sleeve 523, a second sleeve 524, a pushing member 525, and a limiting member 526; the first piston plate 521 is slidably mounted in the first chamber along the first axial direction and defines a sealed first air chamber with the housing 100, the filter cartridge 200 and the partition plate 110; the second piston plate 522 is slidably mounted in the second chamber along the first axial direction, and defines a sealed second air chamber with the housing 100, the filter cartridge 200 and the partition plate 110, and the first air chamber and the second air chamber are filled with compressible gas; the pushing element 525 can rotate around the rotation center of the valve plate 511 and is mounted on the valve plate 511 in a manner of sliding axially along the rotating shaft 512 synchronously with the valve plate 511, the pushing element 525 penetrates through the housing 100 and extends into the first air cavity and the second air cavity, and the first piston plate 521 and the second piston plate 522 press the pushing element 525 to move in a direction away from the filter cartridge 200 when moving to a preset position in a direction close to the partition plate 110, so as to push the valve plate 511 to move in a direction away from the filter cartridge 200; the first sleeve 523 and the second sleeve 524 are respectively slidably mounted at two ends of the housing 100 along a first axial direction, the first sleeve 523 blocks the first chamber, the second sleeve 524 blocks the second chamber, the first sleeve 523 and the second sleeve 524 are respectively connected to the rotating shaft 512 through a limiting member 526, when the valve plate 511 connects the first chamber to the water inlet 120, the rotating shaft 512 limits the first sleeve 523 from moving away from the partition plate 110 through the limiting member 526, so as to limit the increase of the volume of the first chamber, when the outer side of the filter cartridge 200 in the first chamber is blocked, the first piston plate 521 moves close to the partition plate 110 under the action of water pressure in the first chamber, and the pushing member 525 is pressed to move the valve plate 511 away from the filter cartridge 200, until the valve plate 511 rotates to close the first chamber and the water inlet 120 and connect the second chamber to the water inlet 120, and the rotating shaft 512 rotates to limit the second sleeve 524 from moving away from the partition plate 110 through the limiting member 526.
In this embodiment, an end of the rotating shaft 512 away from the filter cartridge 200 is an outer end, and the outer end of the rotating shaft 512 extends out of the water inlet pipe 140; a connecting rod 514 arranged along the radial direction of the rotating shaft 512 is arranged at the outer end of the rotating shaft 512, one end of the connecting rod 514 connected with the rotating shaft 512 is a connecting end, and the other end of the connecting rod 514 is a suspended end; the limiting member 526 has a fixed-length state and a telescopic state, the limiting member 526 cannot be further extended in the fixed-length state, and the limiting member 526 can be further extended in the telescopic state; the first sleeve 523 and the second sleeve 524 are respectively connected with the free end of the connecting rod 514 through a limiting member 526, and the two limiting members 526 connected with the first sleeve 523 and the second sleeve 524 are equal in length in a fixed-length state; when the valve plate 511 is communicated with the first chamber and the water inlet 120, the connecting rod 514 extends along the first axial direction, the free end of the connecting rod 514 is positioned at one side of the connecting end of the connecting rod 514, which is far away from the first sleeve 523, the limiting piece 526 connected with the first sleeve 523 and the connecting rod 514 is in a fixed length state, and the limiting piece 526 connected with the second sleeve 524 and the connecting rod 514 is in a telescopic state; when the valve plate 511 communicates the second chamber with the water inlet 120, the connecting rod 514 extends along the first axial direction, the free end of the connecting rod 514 is located at the side of the connecting end of the connecting rod 514, which is far away from the second sleeve 524, the position-limiting member 526 connecting the first sleeve and the connecting rod 514 is in the telescopic state, and the position-limiting member 526 connecting the connecting rod 514 of the second sleeve 524 is in the fixed-length state.
In this embodiment, the limiting member 526 is a rope, the fixed length state of the limiting member 526 corresponds to a tension state of the rope, and the expansion state of the limiting member 526 corresponds to a relaxation state of the rope. Or the limiting member 526 is a telescopic rod, the fixed-length state of the limiting member 526 corresponds to the maximum extension state of the telescopic rod, and the extension state of the limiting member 526 corresponds to the extension length state of the telescopic rod.
In this embodiment, the ejector 525 includes a rotary ring 525a and two ejector rods 525b, the rotary ring 525a is rotatably mounted to the valve plate 511 around the rotation center of the valve plate 511 and moves axially along the rotary shaft 512 in synchronization with the valve plate 511; one end of each of the two push rods 525b is fixedly connected to the rotating ring 525a, and the other end thereof penetrates through the housing 100 and is inserted into the first air chamber and the second air chamber, respectively, and an inclined surface is provided at one end of each of the push rods 525b, which extends into the first air chamber or the second air chamber, so that the valve plate 511 moves away from the filter cartridge 200 by pushing the push rods 525b through the inclined surfaces when the first piston plate 521 and the second piston plate 522 move toward the partition plate 110.
In this embodiment, the mining backwashing anti-blocking filtering device further comprises two cleaning mechanisms 300, wherein the two cleaning mechanisms 300 are respectively arranged in the two chambers; the cleaning mechanism 300 comprises a collar 310 and a scraper blade assembly 320, wherein the collar 310 and a first sleeve 523 or a second sleeve 524 are rotatably and synchronously mounted on the first sleeve 523 or the second sleeve 524 in a manner of moving along a first axial direction, and the collar 310 is in spiral fit with the filter cartridge 200; the scraper assemblies 320 are provided in plural, and are mounted to the collar 310 and scrape off blockages outside the filter cartridge 200 while rotating with the collar 310.
In this embodiment, the scraper assembly 320 includes a scraper bar 322 and an elastic member (not shown), the scraper bar 322 is slidably mounted outside the collar 310 along the radial direction of the collar 310, and the scraper bar 322 is engaged with the outer surface of the filter cartridge 200 by the elastic member, and the scraper bar 322 rotates synchronously with the collar 310 to scrape off the blockages attached to the outer surface of the filter cartridge 200.
In this embodiment, the scraper assembly 320 further includes a baffle 321, the baffle 321 is parallel to the filter cartridge 200, the baffle 321 is fixedly connected to the scraper bar 322, and the scraper bar 322 is located between the baffle 321 and the filter cartridge 200; if the filter holes can be dredged by the backwash water, the baffle 321 drives the scraping rod 322 to move in the direction away from the filter cartridge 200 under the action of the backwash water, so that the friction between the scraping rod 322 and the filter cartridge 200 is reduced; if the backwash water fails to open the filter holes, the scraping rod 322 is engaged with the outer surface of the filter cartridge 200 by the elastic member, and the clogging is scraped by the rotation of the filter cartridge 200.
When the mining backwashing anti-blocking filtering equipment is used, the water inlet speed is slightly higher than the water outlet speed, sewage enters one chamber from the water inlet pipeline 140 and the water inlet 120, enters the interior of the filter cylinder 200 after being filtered by the filter cylinder 200, and the water entering the filter cylinder 200 partially enters the other chamber and partially is discharged from the water outlet 130; in order to allow water to pass through the upper half of the filter cartridge 200, the two chambers and the inside of the filter cartridge 200 are required to be in a full water state at all times, the water outlet 130 is closed first, the water outlet 130 is opened after the two chambers and the inside of the filter cartridge 200 are filled with water, and the device starts to operate normally.
The valve plate 511 is attached to the housing 100 under the action of the inflow water, the fan blades 513 drive the rotating shaft 512 and the valve plate 511 to rotate along the second circumferential direction under the action of the inflow water, and the valve plate 511 stops rotating until the bump 511a of the valve plate 511 abuts against the stopper 141, at this time, one chamber is communicated with the water inlet 120, and the other chamber is closed with the water inlet 120; for example, the first chamber is communicated with the water inlet 120 and the second chamber is closed with the water inlet 120, at this time, if the position-limiting member 526 is a rope, the rope connecting the first sleeve 523 and the connecting rod 514 is in a tensioned state, and the rope connecting the second sleeve 524 and the connecting rod 514 is in a relaxed state, so that the first sleeve 523 cannot further move away from the separating plate 110, so that the volume of the first chamber is increased. As the sewage continuously enters the first chamber and is filtered by the filter cartridge 200, impurities are accumulated on the outer surface of the filter cartridge 200 positioned in the first chamber and gradually block a filter hole, the water pressure of the first chamber is gradually increased and pushes the first piston plate 521 to move towards the direction close to the partition plate 110, the first piston plate 521 moves towards the direction far away from the filter cartridge 200 by extruding the pushing piece 525 after moving to the preset position, the pushing valve plate 511 moves towards the direction far away from the filter cartridge 200 to stagger the lug 511a from the stop 141, the fan blade 513 drives the valve plate 511 to continue to rotate along the second circumferential direction under the action of water flow to enable the lug 511a to cross the stop 141, the rotating shaft 512 rotates along with the fan blade 513 to enable the connecting rod 514 to incline, the rope connecting the first sleeve 523 and the connecting rod 514 begins to loose, the first sleeve 523 can move towards the direction far away from the partition plate 110 to increase the volume of the first chamber, the first piston plate 521 moves towards the direction far away from the partition plate 110 under the pushing action of the gas in the first air chamber and is separated from the pushing piece 525, the valve plate 511 is attached to the housing 100 under the action of water flow and is connected with the connecting rod 524 of the second sleeve 511, and the connecting rod 120, and the connecting rod is in the state that the connecting rod is connected with the second sleeve barrel 511 and the connecting rod 524, and the connecting rod is in the state that the connecting rod 511 is in the connection state; the sewage enters the filter cartridge 200 from the second chamber, the water entering the filter cartridge 200 is partially discharged from the water outlet 130, and the water partially enters the first chamber, so that the blockage attached to the outer surface of the filter cartridge 200 positioned in the first chamber is backflushed, and along with the increase of the water entering the first chamber, the first sleeve 523 moves towards the direction away from the partition plate 110 to increase the volume of the first chamber, so that the water flow in the filter cartridge 200 is allowed to enter the first chamber to backflush the blockage of the first chamber.
Until the outer surface of the filter cartridge 200 located in the second chamber is gradually blocked, the water pressure of the second chamber increases and pushes the second piston plate 522 to move towards the direction close to the partition plate 110, the second piston plate 522 moves to a preset position and then moves towards the direction far away from the filter cartridge 200 by squeezing the pushing piece 525, so that the pushing valve plate 511 moves towards the direction far away from the filter cartridge 200 to make the bump 511a staggered with the stopper 141, the fan blade 513 drives the valve plate 511 to continue to rotate along the second circumferential direction under the action of water flow to make the bump 511a cross the stopper 141, the rotating shaft 512 rotates along with the fan blade 513 to make the connecting rod 514 incline, the rope connecting the second sleeve 524 with the connecting rod 514 begins to loosen, the second sleeve 524 can move towards the direction far away from the partition plate 110 to make the volume of the second chamber increase, the second piston plate 522 moves towards the direction far away from the partition plate 110 under the pushing action of the gas in the second air chamber and is separated from the pushing piece 525, the valve plate 511 is attached to the housing 100 under the action of water flow and stops the water inlet when the fan blade 513 rotates to the stopper 141, at this time, the first chamber is connected with the connecting rod 524, and the connecting rod 524 is in the tensioned state, the connecting rod 524 and the connecting rod connecting state with the second sleeve 524; the sewage enters the filter cartridge 200 from the first chamber, the water entering the filter cartridge 200 is partially discharged from the water outlet 130, and partially enters the second chamber, so as to backflush the blockage attached to the outer surface of the filter cartridge 200 located in the second chamber, and as the water entering the second chamber increases, the second sleeve 524 moves towards the direction away from the partition plate 110 to increase the volume of the second chamber, so that the water flow in the filter cartridge 200 is allowed to enter the second chamber to backflush the blockage of the second chamber.
When water flows from the filter cartridge 200 to the first chamber or the second chamber to wash the blockage, the volume of the corresponding first chamber or the second chamber is increased, the first sleeve 523 or the second sleeve 524 moves towards the direction far away from the separation plate 110, the lantern ring 310 drives the scraper blade assembly 320 to rotate to scrape the blockage on the outer surface of the filter cartridge 200 while moving along the first axial direction along with the first sleeve 523 or the second sleeve 524, the scraped blockage is deposited at the bottoms of the first chamber and the second chamber under the action of gravity, and when the blockage needs to be cleaned, the impurities deposited at the bottoms of the first chamber and the second chamber can be washed away only by detaching the first sleeve 523 and the second sleeve 524.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (9)
1. The utility model provides a mining back flush prevents stifled filtration equipment which characterized in that: comprises a shell, a filter cartridge and a control mechanism; the shell and the filter cylinder are horizontally arranged along a first axial direction, the filter cylinder is positioned in the shell, two ends of the filter cylinder are closed, and the peripheral wall of the filter cylinder is provided with filter holes; the middle part of the shell is provided with a partition plate, the shell is connected with the middle part of the filter cylinder through the partition plate, the partition plate divides a cavity between the shell and the filter cylinder into two chambers, and the two chambers are a first chamber and a second chamber respectively; the shell is provided with water inlets respectively communicated with the two chambers, the shell is also provided with a water outlet communicated with the interior of the filter cylinder, sewage enters the interior of the filter cylinder after being filtered by the filter cylinder from one chamber, and part of the water entering the filter cylinder enters the other chamber and is discharged from the water outlet; the control mechanism closes the second chamber and the water inlet when communicating the first chamber with the water inlet, closes the first chamber with the water inlet when the filter cartridge is positioned outside the first chamber and is blocked, and communicates the second chamber with the water inlet, so that water flows from the inside of the filter cartridge to the first chamber to recoil the blockage;
the control mechanism comprises a valve component and a trigger component, a water inlet pipeline communicated with the water inlet is arranged outside the shell, sewage sequentially passes through the water inlet pipeline and the water inlet and then enters the cavity, and a stop block is arranged at one end, close to the shell, of the inner peripheral wall of the water inlet pipeline; the valve component comprises a valve plate, a rotating shaft and fan blades, the rotating shaft is rotatably arranged in the water inlet pipeline, the valve plate and the fan blades synchronously rotate along with the rotating shaft and are axially and slidably arranged on the rotating shaft along the rotating shaft, and the valve plate is positioned on one side, close to the filter cartridge, of the fan blades; the water flow enables the fan blades to rotate along the second circumferential direction and limits the fan blades to rotate along a third circumferential direction opposite to the second circumferential direction, and the fan blades drive the rotating shaft to rotate along the second circumferential direction so as to drive the valve plate to rotate along the second circumferential direction; two convex blocks which are symmetrical about the center of the valve plate are arranged outside the valve plate, the valve plate is attached to the shell under the action of water flow and stops when one convex block is rotated to be abutted against the stop block, so that one chamber is communicated with the water inlet, and the other chamber is communicated with the water inlet and is closed; when the other lug is rotated to abut against the stop block, the originally communicated chamber is closed to the water inlet, and the originally closed chamber is communicated with the water inlet; when the outer side of the filter cylinder of one chamber is blocked, the trigger assembly enables the valve plate to move towards the direction far away from the filter cylinder, so that the convex block of the valve plate is staggered with the stop block, the valve plate is driven by the fan blades to continue to rotate along the second circumferential direction to cross the stop block, and then the trigger assembly allows the valve plate to be attached to the shell again under the action of water flow and rotate along with the fan blades until the other convex block is abutted with the stop block.
2. The mining backwashing anti-blocking filtering equipment according to claim 1, wherein: the trigger assembly comprises a first piston plate, a second piston plate, a first sleeve, a second sleeve, a pushing piece and a limiting piece; the first piston plate is slidably arranged in the first chamber along a first axial direction and defines a sealed first air cavity together with the shell, the filter cartridge and the partition plate; the second piston plate is slidably arranged in the second chamber along the first axial direction and defines a sealed second air cavity together with the shell, the filter cartridge and the partition plate; compressible gas is filled in the first air cavity and the second air cavity, the pushing piece can rotate around the rotation center of the valve plate and is mounted on the valve plate synchronously and axially and slidably along the rotating shaft with the valve plate, the pushing piece penetrates through the shell and extends into the first air cavity and the second air cavity, and the first piston plate and the second piston plate extrude the pushing piece to move towards the direction far away from the filter cartridge when moving towards the direction close to the partition plate to the preset position, so that the valve plate is pushed to move towards the direction far away from the filter cartridge; first sleeve and second sleeve are respectively along first axial slidable mounting in the both ends of shell, and first sleeve shutoff first cavity, second sleeve shutoff second cavity, first sleeve and second sleeve are connected with the pivot through a locating part respectively, when the valve plate makes first cavity and water inlet intercommunication, the pivot passes through the first sleeve of locating part restriction to keeping away from the division board direction and removing, and then restrict first cavity volume and increase, thereby when straining a section of thick bamboo outside jam at first cavity, make first piston plate remove to being close to the division board direction under the hydraulic pressure effect in first cavity, and extrude the top and push away the piece and make the valve plate remove to keeping away from a section of thick bamboo direction, rotate to making first cavity and water inlet close and make second cavity and water inlet intercommunication to the valve plate, the pivot rotates to restrict the second sleeve through the locating part and removes to keeping away from the division board direction.
3. The mining backwashing anti-blocking filtering equipment according to claim 2, wherein: one end of the rotating shaft, which is far away from the filter cartridge, is an outer end, and the outer end of the rotating shaft extends out of the water inlet pipeline; the outer end of the rotating shaft is provided with a connecting rod arranged along the radial direction of the rotating shaft, one end of the connecting rod connected with the rotating shaft is a connecting end, and the other end of the connecting rod is a suspended end; the limiting piece has a fixed-length state and a telescopic state, the limiting piece cannot be further extended in the fixed-length state, and the limiting piece can be further extended in the telescopic state; the first sleeve and the second sleeve are respectively connected with the suspension end of the connecting rod through a limiting piece; when the valve plate is communicated with the first chamber and the water inlet, the connecting rod extends along the first axial direction, the free end of the connecting rod is positioned on one side, far away from the first sleeve, of the connecting end of the connecting rod, the limiting part connected with the first sleeve and the connecting rod is in a fixed-length state, and the limiting part connected with the second sleeve and the connecting rod is in a telescopic state; when the valve plate communicates the second chamber and the water inlet, the connecting rod extends along the first axial direction, the free end of the connecting rod is located on one side of the connecting end of the connecting rod, which is far away from the second sleeve, the limiting part for connecting the first sleeve and the connecting rod is in a telescopic state, and the limiting part for connecting the second sleeve is in a fixed length state.
4. The mining backwashing anti-blocking filtering device according to claim 3, wherein: the locating part is the rope, and the fixed length state of locating part corresponds the tensioning state of rope, and the flexible state of locating part corresponds the lax state of rope.
5. The mining backwashing anti-blocking filtering equipment according to claim 3, wherein: the locating part is the telescopic link, and the fixed length state of locating part corresponds the biggest extension state of telescopic link, and the flexible state of locating part corresponds the scalable length state of telescopic link.
6. The mining backwashing anti-blocking filtering equipment according to claim 2, wherein: the pushing piece comprises a rotating ring and two ejector rods, the rotating ring is rotatably arranged on the valve plate around the rotating center of the valve plate and synchronously moves with the valve plate along the axial direction of the rotating shaft; one end of each of the two ejector rods is fixedly connected with the rotating ring, the other end of each of the two ejector rods penetrates through the shell and is respectively inserted into the first air cavity and the second air cavity, and an inclined surface is arranged at one end of each of the ejector rods, which extends into the first air cavity or the second air cavity, so that the valve plate is pushed to move away from the filter cartridge through the inclined surface when the first piston plate and the second piston plate move towards the direction close to the partition plate.
7. The mining backwashing anti-blocking filtering equipment according to claim 2, wherein: the cleaning mechanism is provided with two cleaning mechanisms which are respectively arranged in the two chambers; the cleaning mechanism comprises a lantern ring and a scraper blade assembly, the lantern ring and the first sleeve or the second sleeve are rotatably and synchronously mounted on the first sleeve or the second sleeve in a manner of moving along the first axial direction, the lantern ring is in spiral fit with the filter cartridge, and when the lantern ring moves along the first axial direction along with the first sleeve or the second sleeve, the lantern ring rotates around the filter cartridge under the spiral fit with the filter cartridge; the scraper components are multiple and are all arranged on the lantern ring and used for scraping plugs on the outer side of the filter cylinder when rotating along with the lantern ring.
8. The mining backwashing anti-blocking filtering equipment according to claim 7, wherein: the scraper component comprises a scraper rod and an elastic piece, the scraper rod is arranged outside the lantern ring in a sliding mode along the radial direction of the lantern ring, the scraper rod is attached to the outer surface of the filter cylinder under the action of the elastic piece, and the scraper rod synchronously rotates along with the lantern ring to scrape the blocking object attached to the outer surface of the filter cylinder.
9. The mining backwashing anti-blocking filtering equipment according to claim 8, wherein: the scraper component also comprises a baffle plate, the baffle plate is parallel to the filter cylinder, the baffle plate is fixedly connected with the scraper rod, and the scraper rod is positioned between the baffle plate and the filter cylinder; the back flushing water flowing outwards from the interior of the filter cylinder washes the plug attached to the outer surface of the filter cylinder, and the baffle drives the scraping rod to move towards the direction far away from the filter cylinder after the filter holes are dredged, so that the friction between the scraping rod and the filter cylinder is reduced.
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CN115228211A (en) * | 2022-09-26 | 2022-10-25 | 江苏莱通环境科技有限公司 | Flue gas filtering device |
CN115282780B (en) * | 2022-10-09 | 2023-12-22 | 武汉海德能水处理环境设备工程有限公司 | High-salt sewage treatment equipment |
CN116173593B (en) * | 2023-04-24 | 2023-08-01 | 惠州市宝惠电子科技有限公司 | Transformer immersion oil filter equipment |
CN116651047B (en) * | 2023-07-26 | 2023-10-13 | 德州贺家机械设备有限公司 | Drinking trough sewage circulation treatment device for cultivation |
CN117030962B (en) * | 2023-08-15 | 2024-02-13 | 河北省地质环境监测院 | Deep underground water pollution monitoring device |
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CN1164346C (en) * | 2002-11-15 | 2004-09-01 | 北京康科环境工程有限公司 | Automation backflush filter |
CN201366277Y (en) * | 2008-12-30 | 2009-12-23 | 张明亮 | Backwashing straight-through filter |
CN206175719U (en) * | 2016-11-21 | 2017-05-17 | 博尔塔拉蒙古自治州永奇节水设备科技开发有限责任公司 | Quick change of current valve and quick from washing filter |
CN207085509U (en) * | 2017-08-22 | 2018-03-13 | 中国长江电力股份有限公司 | A kind of hydraulic automatism blowdown water filter |
CN209361963U (en) * | 2018-11-24 | 2019-09-10 | 青岛迪美热电设备有限公司 | A kind of vertical dirt remover |
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Effective date of registration: 20230815 Address after: No. 7, Sanyang South Road, Dasheng Village, Yanling Street, Taixing City, Taizhou City, Jiangsu Province, 225400 Patentee after: Jiangsu Haiyang Coal Mine Safety Equipment Co.,Ltd. Patentee after: Dongtan Coal Mine of Yankuang Energy Group Co.,Ltd. Address before: No. 7, Sanyang South Road, Dasheng Village, Yanling Street, Taixing City, Taizhou City, Jiangsu Province, 225400 Patentee before: Jiangsu Haiyang Coal Mine Safety Equipment Co.,Ltd. |
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