CN106142508A - A kind of backwash is without silk screen automatic deslagging filter - Google Patents

A kind of backwash is without silk screen automatic deslagging filter Download PDF

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Publication number
CN106142508A
CN106142508A CN201610742463.4A CN201610742463A CN106142508A CN 106142508 A CN106142508 A CN 106142508A CN 201610742463 A CN201610742463 A CN 201610742463A CN 106142508 A CN106142508 A CN 106142508A
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CN
China
Prior art keywords
screen pack
filter
discharging
chamber
backwash
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610742463.4A
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Chinese (zh)
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CN106142508B (en
Inventor
谢杨挺
杨健
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Zhejiang Leneng Technology Co ltd
Original Assignee
ZHEJIANG LEENY TECHNOLOGY Co Ltd
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Priority to CN201610742463.4A priority Critical patent/CN106142508B/en
Publication of CN106142508A publication Critical patent/CN106142508A/en
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Publication of CN106142508B publication Critical patent/CN106142508B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/27Cleaning; Purging; Avoiding contamination
    • B29C48/2725Cleaning; Purging; Avoiding contamination of filters
    • B29C48/273Cleaning; Purging; Avoiding contamination of filters using back flow
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/27Cleaning; Purging; Avoiding contamination
    • B29C48/2725Cleaning; Purging; Avoiding contamination of filters
    • B29C48/2735Cleaning; Purging; Avoiding contamination of filters using scrapers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/69Filters or screens for the moulding material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention belongs to the filter technology field of plastics machinery, refer in particular to a kind of backwash without silk screen automatic deslagging filter, including filter box-body, filter box-body includes feed bin and discharging casing, feed cavity is formed on described feed bin inwall, feed cavity offers charging aperture, and described discharging cabinet wall forms discharging chamber, and discharging chamber offers discharging opening;Described feed bin and the docking of discharging casing form sliding chamber, sliding intracavity is provided with the screen pack doing side-to-side movement relative to sliding chamber, described feed cavity and discharging chamber are separated by screen pack, be provided with below described filter box-body two respectively drive screen pack turn left or turn right motion screen pack drive mechanism;Described feed box intracorporeal site is provided with the back purge system for washing and filtering web plate in both sides, discharging chamber;Described feed bin is internally provided with the slag removal mechanism for striking off screen pack surface filtering residue.

Description

A kind of backwash is without silk screen automatic deslagging filter
Technical field
The invention belongs to the filter technology field of plastics machinery, refer in particular to a kind of backwash and filter without silk screen automatic discharge Device.
Background technology
In plastics machinery, filter is a critical component, and plastic raw materials is laggard through extruder heating spiral rod extrusion Enter defecator, completely newly expect article of manufacture owing to the plastic raw materials overwhelming majority can not use, need in process of production to add respectively Plant auxiliary material, such as color material, modification agent etc., the plastics that can be recycled also can add a certain proportion of recovery cycle stock, Impurity owing to containing in these adjuvants is more, can affect post-production and the use of product, mistake in extruded product containing impurity Filter makes material be filtered, and can improve the mixed effect of material, and therefore filter has become than an indispensable part.At present Extruder uses the filter screen on more filter during longer use, and impurity above will accumulate, impact Strainability, therefore should change filter screen after blocking in time, must shut down when changing filter screen, when changing the filter screen blocked, right Quantity-produced later process brings impact, shuts down and needs again to heat up, reenter later process after changing filter screen reparation, waste The energy, produce substandard products, cause waste.
Summary of the invention
The present invention is directed to the problems referred to above, it is provided that a kind of plastic granulator, with not shutting down long-acting filter, passes through drainage screen The reciprocating motion of plate and back purge system, meet the demand produced.
The object of the present invention is achieved like this:
A kind of backwash is without silk screen automatic deslagging filter, and including filter box-body, filter box-body includes feed bin With discharging casing, described feed bin inwall forming feed cavity, feed cavity offers charging aperture, described discharging cabinet wall On form discharging chamber, discharging chamber offers discharging opening;Described feed bin and the docking of discharging casing form sliding chamber, sliding chamber Inside being provided with the screen pack doing side-to-side movement relative to sliding chamber, described feed cavity and discharging chamber are separated by screen pack, institute State and below filter box-body, be provided with the screen pack drive mechanism driving screen pack side-to-side movement;Described discharging box house It is positioned at both sides, discharging chamber and is provided with the back purge system for washing and filtering web plate;Described feed bin be internally provided with for Strike off the slag removal mechanism of screen pack surface filtering residue.
In above-mentioned backwash without in silk screen automatic deslagging filter, described back purge system includes storing runner, rinses storage Material chamber, flushing flow passage and deslagging runner, described storing runner one end connects described discharging chamber, the other end and flushing storage cavity even Logical, described flushing storage cavity lower end is provided with individual event valve, rinses storage cavity upper end and is provided with the plunger being fixed on feed bin Formula is rinsed and is added compressing cylinder, and described flushing storage cavity bottom connects described flushing flow passage, and flushing flow passage pastes with described screen pack Closing, it is internal with described flushing flow passage one_to_one corresponding that described deslagging runner is arranged on feed bin, and deslagging runner one end and institute State screen pack laminating, other end connection filter cabinet external body.
In above-mentioned backwash without in silk screen automatic deslagging filter, described storing runner side outwardly forms opening Groove, open slot is detachably connected with opening gland.
In above-mentioned backwash without in silk screen automatic deslagging filter, described screen pack the most at least side is provided with transmission Tooth bar, described screen pack drive mechanism includes the oil cylinder one being fixed on below feed bin, oil cylinder one piston rod is hinged with Drive mechanism, drive mechanism connects and has the driving gearshaft running through discharging casing, the gear on driving gearshaft and described biography Carry-over bar engages.
In above-mentioned backwash without in silk screen automatic deslagging filter, described drive mechanism is ratchet mechanism, cuts with scissors including one end Being connected on the active fork on described oil cylinder one piston rod, be actively provided with ratchet in the middle part of fork, actively the fork other end rotates and sets Being equipped with ratchet, ratchet is connected with described driving gearshaft.
In above-mentioned backwash without in silk screen automatic deslagging filter, described driving gearshaft upper and lower is provided with axle sleeve.
In above-mentioned backwash without in silk screen automatic deslagging filter, described slag removal mechanism is relative in including being arranged on feed cavity The scraper striking off motion up and down, scraper inner surface and the laminating of described screen pack is done in screen pack, fixing outside described scraper Connecting and have the scraper push rod being arranged in feed bin, scraper push rod upper end connects the oil cylinder driving scraper push rod to move up and down Two.
In above-mentioned backwash without in silk screen automatic deslagging filter, between described scraper push rod and oil cylinder two, it is additionally provided with cutter Bar leading truck, knife bar leading truck includes that knife bar connecting plate and some leads, described lead one end are fixedly connected on filter On casing, the other end is connected on knife bar connecting plate, and described oil cylinder two is arranged on above knife bar connecting plate, and described scraper push rod is solid Surely it is connected on knife bar connecting plate.
In above-mentioned backwash without in silk screen automatic deslagging filter, below described feed cavity, form impurity storage chamber, miscellaneous Being provided with residual cake valve below matter storage chamber, the valve port of residual cake valve is provided with flashboard, flashboard one end connect have driving its open or The oil cylinder three closed.
In above-mentioned backwash without in silk screen automatic deslagging filter, described discharging intracavity is provided with macropore gripper shoe, macropore Fitting with described screen pack in gripper shoe one end, the other end is entrenched in discharging intracavity.
The present invention highlights and useful having the technical effect that compared to existing technology
1. the screen pack of the present invention remains to the state keeping not blocking during life-time service, makes the plastic granulator can To keep long-time non-stop-machine work.
The plastic liquid of discharging intracavity the most of the present invention can pass sequentially through storing runner, rinse storage cavity and flushing flow passage to mistake Filtering residue in sieve plate filtering holes is rinsed, and discharges from deslagging runner, makes the filtering holes of screen pack keep long-term leading to Freely.
3., if the storing runner of the present invention occurs blocking to be opened by opening gland, storing runner is carried out.
4. the present invention back and forth can be driven about screen pack by screen pack drive mechanism, makes on screen pack every The filtering holes of one row can be backwashed device and wash away, and forms the flushing process of a circulation.
5. the present invention uses ratchet mechanism to have intermittence as the drive mechanism of screen pack drive mechanism, ratchet mechanism The feature of transmission, makes each filter opening that is drained through have time enough alignment to rinse material road so that the filtering residue in filtering holes is filled The flushing divided.
6. the present invention is by the axle sleeve on driving gearshaft, makes transmission process more stable.
7. the present invention strikes off the filtering residue being gone out and remaining in screen pack surface by backwash by the scraper in feed cavity And the impurity filtered down, make strainability further be optimized.
8. the present invention makes scraper entering when fitting with screen pack surface for a long time by knife bar leading truck Striking off of row impurity.
It is stripped off the impurity that gets off in feed cavity the most of the present invention and filtering residue can periodically be discharged by residual cake valve.
10. the present invention is provided with the macropore gripper shoe of laminating screen pack at discharging intracavity, due to the pressure in filter Relatively big, screen pack is easily damaged by excessive pressure, can alleviate the pressure on screen pack after adding macropore gripper shoe Power.
Accompanying drawing explanation
Fig. 1 is exploded sketch of the present invention.
Fig. 2 is back purge system internal structure schematic diagram.
Fig. 3 is screen pack driving mechanism structure schematic diagram.
Fig. 4 is ratchet driving structure schematic diagram.
Fig. 5 is slag removal mechanism structural representation.
Fig. 6 is structural representation at deslagging.
Label implication in figure:
1-feed bin, 2-discharging casing, 3-feed cavity, 4-charging aperture, 5-discharging chamber, 6-discharging opening, 7-sliding chamber, 8- Screen pack, 9-screen pack drive mechanism, 10-back purge system, 11-slag removal mechanism, 12-storing material road, 13-rinses storing Chamber, 14-rinses material road, 15-deslagging material road, 16-check valve, 161-baffle plate, 162-valve ball, and the flushing of 17-plunger type adds compressing cylinder, 18-open slot, 19-opening gland, 20-driving rack, 21-oil cylinder one, 22-oil cylinder one piston rod, 23-drive mechanism, 231- Actively fork, 232-ratchet, 233-ratchet, 24-driving gearshaft, 25-axle sleeve, 26-scraper, 27-scraper push rod, 28-oil cylinder Two, 29-knife bar connecting plate, 30-lead, 31-impurity storage chamber, 32-residual cake valve, 33-flashboard, 34-oil cylinder three, 35-macropore Gripper shoe.
Detailed description of the invention
With specific embodiment, the invention will be further described below in conjunction with the accompanying drawings,
As it is shown in figure 1, a kind of backwash is without silk screen automatic deslagging filter, including filter box-body, filter box-body bag Including feed bin 1 and discharging casing 2, described feed bin 1 inwall forms feed cavity 3, feed cavity 3 offers charging aperture 4, Forming discharging chamber 5 on described discharging casing 2 inwall, discharging chamber 5 offers discharging opening 6;Described feed bin 1 and discharging casing 2 docking form sliding chamber 7, are provided with the screen pack 8 doing side-to-side movement relative to sliding chamber 7, screen pack 8 in sliding chamber 7 Described feed cavity 3 and discharging chamber 5 are separated, is provided with two below described filter box-body and drives screen pack 8 to turn left respectively Or the screen pack drive mechanism 9 of motion of turning right;Described discharging casing 2 be internally located at both sides, discharging chamber 5 be provided with for The back purge system 10 of washing and filtering web plate 8;Described feed bin 1 is internally provided with for striking off screen pack 8 surface filtering residue Slag removal mechanism 11.The impurity that filter rinses out the blocking in screen pack 8 by back purge system 10 makes filtering holes keep Long-term is unimpeded, and screen pack drive mechanism 9 drives the bilateral reciprocation of screen pack 8, makes each row on screen pack 8 Filtering holes is all rinsed, and makes flushed screen pack 8 return to operating position the most normally to work, reach filter and hold The continuous purpose not shutting down work.
As in figure 2 it is shown, in above-mentioned backwash without in silk screen automatic deslagging filter, described back purge system 10 includes storing Runner 12, flushing storage cavity 13, flushing flow passage 14 and deslagging runner 15, described storing runner 12 one end connects described discharging chamber 5, The other end connects with rinsing storage cavity 13, and described flushing storage cavity 13 lower end is provided with individual event valve 16, rinses storage cavity 13 upper end Being provided with the plunger type flushing being fixed on feed bin 1 and add compressing cylinder 17, the connection of described flushing storage cavity 13 bottom is described Flushing flow passage 14, flushing flow passage 14 fits with described screen pack 8, described deslagging runner 15 be arranged on feed bin 1 internal with Described flushing flow passage 14 one_to_one corresponding, and deslagging runner 15 one end fits with described screen pack 8, other end connection filter Outside casing.Described storing runner 12 side outwardly forms open slot 18, and open slot 18 is detachably connected with opening pressure Lid 19.The effect of check valve 16 makes plastic liquid that the phenomenon of backflow will not occur, and the impurity being rinsed out can be from deslagging runner The mud hole of 15 is discharged, and is collected by the collection frame being placed in below filter, to make the re-using of refuse.Pass through opening Gland 19, storing runner 12 can be cleared up by maintainer easily, it is to avoid the blocking of storing runner 12.
Described check valve 16 includes that flushing storage cavity 13 is divided into upper chamber by baffle plate 161 and valve ball 162, described baffle plate 161 And lower chambers, described valve ball 162 is arranged on lower chambers porch, and the aperture of described lower chambers entrance is less than the diameter of valve ball 162. The plastic liquid in discharging chamber 5 can be made to can only enter flushing storage cavity 13 by valve ball 162 and baffle plate 161, and can not reflux.
As shown in Figure 3 and Figure 4, in above-mentioned backwash without in silk screen automatic deslagging filter, on described screen pack 8 down to Few side is provided with driving rack 20, and described screen pack drive mechanism 9 includes the oil cylinder one being fixed on below feed bin 1 21, oil cylinder one piston rod 22 is hinged with drive mechanism 23, drive mechanism 23 connects the travelling gear running through discharging casing 2 Axle 24, the gear on driving gearshaft 24 engages with described driving rack 20.Preferably, described drive mechanism 23 is ratchet machine Structure, is hinged on the active fork 231 on described oil cylinder one piston rod 22 including one end, is actively provided with ratchet in the middle part of fork 231 232, actively fork 231 other end rotates and is provided with ratchet 233, and ratchet 232 is connected with described driving gearshaft 24.Ratchet mechanism The intermittent feature of transmission makes back purge system 10 have enough time the most fully to wash away each filter opening that is drained through.
Described driving gearshaft 24 upper and lower is provided with axle sleeve 25.Axle sleeve 25 makes the work of driving gearshaft 24 more steady Fixed.
As it is shown in figure 5, above-mentioned backwash is without in silk screen automatic deslagging filter, described slag removal mechanism 11 includes being arranged on Make the scraper 26 striking off motion up and down in feed cavity 3 relative to screen pack 8, scraper 26 inner surface and described screen pack 8 paste Closing, be fixedly connected with the scraper push rod 27 being arranged in feed bin 1 outside described scraper 26, scraper push rod 27 upper end connects to be had Drive the oil cylinder 2 28 that scraper push rod 27 moves up and down.It is additionally provided with knife bar between described scraper push rod 27 and oil cylinder 2 28 to guide Frame, knife bar leading truck includes that knife bar connecting plate 29 and some leads 30, described lead 30 one end are fixedly connected on filter On casing, the other end is connected on knife bar connecting plate 29, and described oil cylinder 2 28 is arranged on above knife bar connecting plate 29, described scraper Push rod 27 is fixedly connected on knife bar connecting plate 29.Knife bar leading truck makes the work of scraper 26 more stable, only can be at an axle On line direction, screen pack 8 is struck off.
As shown in Figure 6, in above-mentioned backwash without in silk screen automatic deslagging filter, form miscellaneous below described feed cavity 3 Matter storage chamber 31, is provided with residual cake valve 32 below impurity storage chamber 31, the valve port of residual cake valve 32 is provided with flashboard 33, flashboard 33 1 End connects its oil cylinder 3 34 opened or close of driving.
In above-mentioned backwash without in silk screen automatic deslagging filter, it is provided with macropore gripper shoe 35 in described discharging chamber 5, greatly Fitting with described screen pack 8 in hole gripper shoe 35 one end, the other end is entrenched in discharging chamber 5.Macropore gripper shoe 35 gives drainage screen Plate 8 provides support, prevents the screen pack 8 being positioned at working region excessive and damage due to pressure.
The operation principle of the present invention: plastic liquid enters in filter in the extrusion screw rod of plastic granulator, plastics Feed cavity 3 is filled up by fluid, and due to the effect of pressure, plastic liquid constantly enters into through the filtration of screen pack 8 from feed cavity 3 In discharging chamber 5, in long-term filter process, the impurity in the plastic liquid of filtered constantly sticks to screen pack 8 In surface and filtering holes.Discharging chamber 5 also can be filled up by the plastic liquid being flowed to discharging chamber 5 by feed cavity 3, and now plastic liquid is just Can be filled to rinsing storage cavity 13 by storing runner 12 under pressure, owing to rinsing the ingate of storage cavity 13 lower chambers Footpath, less than the diameter of valve ball 162, can not be flowed out so plastic liquid can only flow into, simultaneously valve ball 162 be provided above baffle plate 161, the mobile space of valve ball 162 is only limited to bottom chamber, and when filling up plastic liquid in rinsing storage cavity 13, plunger type is rinsed Adding the compressing cylinder 17 plastic liquid pressurization to rinsing in storage cavity 13, due to the effect of check valve 16, plastic liquid will not be from storage Stream road 12 flows back in discharging chamber 5, but goes out from flushing flow passage 14 and rushed by the screen pack 8 being not in working region Washing, the filtering residue being rinsed out in filtering holes is discharged from deslagging runner 15 with plastic liquid, finally falls into and is placed in filtration In collection frame below device.After the screen pack 8 being in working region works a period of time, screen pack drive mechanism 9 meeting Screen pack 8 is driven to a side shifting, the screen pack 8 rinsed well to be moved to working region, due to screen pack drive mechanism Drive mechanism 23 on 9 is ratchet mechanism, and it is to have an intermittent process for the transmission of screen pack 8, such sets Meter can make the filtering holes in screen pack 8 be backwashed device 10 fully to rinse.It is positioned at the scraper 26 of feed cavity 3 at oil cylinder Under the driving of 2 28, screen pack 8 surface for being in working region is struck off up and down, is stripped off the impurity that gets off not The disconnected bottom that is deposited to enters in impurity storage chamber 31, when the impurities accumulation in impurity storage cavity 31 is to time a certain amount of, and oil cylinder three 34 will drive flashboard 33 to open, and are discharged by impurity, after drained impurity, then are closed by flashboard 33.When screen pack 8 is moved to one During the extreme position of side, at this moment screen pack 8 will be driven, at this by the screen pack drive mechanism 9 of opposite side toward opposite direction During one, the filtering residue in screen pack 8 also can be constantly rinsed by back purge system 10.Like this, screen pack 8 is in mistake Reciprocal moving left and right in sliding chamber 7, moment holding position under the dual function of sieve plate drive mechanism 9 and back purge system 10 Screen pack 8 in working region is all to maintain unobstructed, it is achieved that the purpose of work the most do not shut down by filter.
Above-described embodiment is only presently preferred embodiments of the present invention, limits the scope of the invention the most according to this, therefore: all depend on The equivalence change that the structure of the present invention, shape, principle are done, within all should being covered by protection scope of the present invention.

Claims (10)

1. a backwash is without silk screen automatic deslagging filter, it is characterised in that include that filter box-body, filter box-body include Feed bin (1) and discharging casing (2), described feed bin (1) inwall forms feed cavity (3), and feed cavity (3) offers Charging aperture (4), described discharging casing (2) inwall forms discharging chamber (5), and discharging chamber (5) offer discharging opening (6);Described Feed bin (1) and discharging casing (2) docking form sliding chamber (7), be provided with and do relative to sliding chamber (7) in sliding chamber (7) The screen pack (8) of side-to-side movement, described feed cavity (3) and discharging chamber (5) are separated by screen pack (8), described filter cabinet Be provided with below body two drive respectively screen pack (8) turn left or turn right motion screen pack drive mechanism (9);Described Discharging casing (2) is internally located at discharging chamber (5) both sides and is provided with the back purge system (10) for washing and filtering web plate (8); Described feed bin (1) is internally provided with the slag removal mechanism (11) for striking off screen pack (8) surface filtering residue.
Backwash the most according to claim 1 is without silk screen automatic deslagging filter, it is characterised in that described back purge system (10) include storing runner (12), rinse storage cavity (13), flushing flow passage (14) and deslagging runner (15), described storing runner (12) one end connects described discharging chamber (5), and the other end connects with rinsing storage cavity (13), and described flushing storage cavity (13) lower end sets Being equipped with individual event valve (16), flushing storage cavity (13) upper end is provided with the plunger type flushing being fixed on feed bin (1) and adds force feed Cylinder (17), described flushing storage cavity (13) bottom connects described flushing flow passage (14), flushing flow passage (14) and described drainage screen Plate (8) is fitted, and described deslagging runner (15) is arranged on feed bin (1) inside and described flushing flow passage (14) one_to_one corresponding, and And deslagging runner (15) one end connects filter cabinet external body with described screen pack (8) laminating, the other end.
Backwash the most according to claim 2 is without silk screen automatic deslagging filter, it is characterised in that described storing runner (12) side outwardly forms open slot (18), and open slot (18) is detachably connected with opening gland (19).
4. according to the backwash described in claim 1 or 2 or 3 without silk screen automatic deslagging filter, it is characterised in that described filtration Web plate (8) the most at least side is provided with driving rack (20), and described screen pack drive mechanism (9) includes being fixed on material feeding box The oil cylinder one (21) of body (1) lower section, oil cylinder one piston rod (22) is hinged with drive mechanism (23), and drive mechanism (23) is upper to be connected Having the driving gearshaft (24) running through discharging casing (2), the gear on driving gearshaft (24) is nibbled with described driving rack (20) Close.
Backwash the most according to claim 4 is without silk screen automatic deslagging filter, it is characterised in that described drive mechanism (23) it is ratchet mechanism, is hinged on the active fork (231) on described oil cylinder one piston rod (22), actively fork including one end (231) middle part is provided with ratchet (232), and actively fork (231) other end rotates and is provided with ratchet (233), ratchet (233) and institute State driving gearshaft (24) to connect.
Backwash the most according to claim 5 is without silk screen automatic deslagging filter, it is characterised in that described driving gearshaft (24) upper and lower is provided with axle sleeve (25).
The most according to claim 1 or 5, backwash is without silk screen automatic deslagging filter, it is characterised in that described slag remover Structure (11) includes being arranged on and does the scraper (26) striking off motion up and down, scraper (26) in feed cavity (3) relative to screen pack (8) Inner surface and described screen pack (8) laminating, described scraper (26) outside is fixedly connected with the scraper being arranged in feed bin Push rod (27), scraper push rod (27) upper end connects the oil cylinder two (28) driving scraper push rod (27) to move up and down.
Backwash the most according to claim 7 is without silk screen automatic deslagging filter, it is characterised in that described scraper push rod (27) and be additionally provided with knife bar leading truck between oil cylinder two (28), knife bar leading truck includes knife bar connecting plate (29) and some guiding Post (30), described lead (30) one end is fixedly connected on filter box-body, and the other end is connected on knife bar connecting plate (29), Described oil cylinder two (28) is arranged on knife bar connecting plate (29) top, and described scraper push rod (27) is fixedly connected on knife bar connecting plate (29) on.
Backwash the most according to claim 1 is without silk screen automatic deslagging filter, it is characterised in that described feed cavity (3) Lower section forms impurity storage chamber (31), and impurity storage chamber (31) lower section is provided with residual cake valve (32), the valve port of residual cake valve (32) Being provided with flashboard (33), flashboard (33) one end connects its oil cylinder three (34) opened or close of driving.
Backwash the most according to claim 1 is without silk screen automatic deslagging filter, it is characterised in that described discharging chamber (5) Inside being provided with macropore gripper shoe (35), fitting with described screen pack (8) in macropore gripper shoe (35) one end, the other end is entrenched in out In material chamber (5).
CN201610742463.4A 2016-08-26 2016-08-26 It is a kind of to backwash without silk screen automatic deslagging filter Active CN106142508B (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN106426625A (en) * 2016-12-09 2017-02-22 朱维儿 Granulator and granulator head thereof
CN113492361A (en) * 2021-09-09 2021-10-12 江苏双梦源精密成型科技有限公司 Be applied to lapping machine of intelligent manufacturing
CN114931825A (en) * 2022-05-31 2022-08-23 华能重庆两江燃机发电有限责任公司 Natural gas filter capable of quickly opening and closing filter cover

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CN204526097U (en) * 2015-03-04 2015-08-05 浙江乐能科技有限公司 Plastic granulating device for filtering impurities
CN206186321U (en) * 2016-08-26 2017-05-24 浙江乐能科技有限公司 Automatic sediment filter of arranging of silk screen is not had in back flush

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CN203410012U (en) * 2013-08-05 2014-01-29 郑州市安吉化工塑料机械厂 Plate-type pulsation backwashing screen changer
CN104552881A (en) * 2015-01-05 2015-04-29 舟山市安格机械有限公司 Efficient fluid filtering device of extruding machine
CN104526908A (en) * 2015-01-16 2015-04-22 陈艳 Quick foreign matter remover
CN204526097U (en) * 2015-03-04 2015-08-05 浙江乐能科技有限公司 Plastic granulating device for filtering impurities
CN206186321U (en) * 2016-08-26 2017-05-24 浙江乐能科技有限公司 Automatic sediment filter of arranging of silk screen is not had in back flush

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106426625A (en) * 2016-12-09 2017-02-22 朱维儿 Granulator and granulator head thereof
CN113492361A (en) * 2021-09-09 2021-10-12 江苏双梦源精密成型科技有限公司 Be applied to lapping machine of intelligent manufacturing
CN113492361B (en) * 2021-09-09 2021-11-09 江苏双梦源精密成型科技有限公司 Be applied to lapping machine of intelligent manufacturing
CN114931825A (en) * 2022-05-31 2022-08-23 华能重庆两江燃机发电有限责任公司 Natural gas filter capable of quickly opening and closing filter cover
CN114931825B (en) * 2022-05-31 2024-04-05 华能重庆两江燃机发电有限责任公司 Natural gas filter with filter cover capable of being opened and closed rapidly

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