CN205965243U - Anti - washout type rotary drum filter core aircraft nose filter - Google Patents
Anti - washout type rotary drum filter core aircraft nose filter Download PDFInfo
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- CN205965243U CN205965243U CN201621033783.4U CN201621033783U CN205965243U CN 205965243 U CN205965243 U CN 205965243U CN 201621033783 U CN201621033783 U CN 201621033783U CN 205965243 U CN205965243 U CN 205965243U
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- rotary drum
- drum filter
- filter element
- scraper
- impurity
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Abstract
The utility model provides an anti - washout type rotary drum filter core aircraft nose filter, the mainly used plastics extruder head is to the usefulness of melting material impurity filtration. Anti - washout type rotary drum filter core aircraft nose filter, anti - washing technology has been adopted, the melting material in the machine head body 4 is clamp -oned to extruder 2, filtering, rotary drum filter core 3 get into rotary drum filter element inner cavity after, the impurity that filters off attached to rotary drum filter core 3 surfaces cross filtration pore 16 in, 3 inner chambers of rotary drum filter core have certain pressure, the melting material is under the pressure effect, opening of sieve 19 through rotary drum filter core 3 is outwards extruded, with rotary drum filter core 3 when filtering, extrude attached to crossing 15 interior impurity of filtration pore, the relative rotation is done to 3 and two sword scrapers 9 of rotary drum filter core, impurity is scraped down to two sword scrapers 9, impurity under scraping is followed outside the 13 discharge machine head body of impurity discharge port, realized that plastic extrusion does not shut down the mesh of driving away material impurity.
Description
Technical field
A kind of back flush type rotary drum filter element head filter, is mainly used in plastic extrusion machine head to fused materials contaminant filter
It is used.
Background technology
The head filter using at present reduces, although achieving, the effective time lost because changing drainage screen,
Some head filters also solve the problems, such as to extend drainage screen service life, but in the inconvenient problem of stability and maintenance
Also there are a lot of defects it should it is emphasized that when material impurity is serious to filter net jam, filter just loses effect
Power, is necessary for shutting down cleaning, and cleaning is once cumbersome and time consuming to bring a lot of inconvenience to factory.
Utility model content
In order to solve material impurity to filter net jam serious filter failure, shut down cleaning time-consuming, laborious to factory's band
Carry out the problem of much inconvenience, this utility model provides a kind of back flush type rotary drum filter element head filter, employs rotatable
Impurity in rotary drum filter element filtering fused materials, then it is attached to rotary drum filter element with the fused materials backwash in rotary drum after filtering
The impurity of in the hole is filtered on outer cylinder surface, then with two-edged scraper, impurity is scraped off rotary drum filter element, finally impurity is excluded machine
Head is external, must shut down cleaning when solving the problems, such as material impurity to filter screen Severe blockage.
This utility model solves its technical problem and be employed technical scheme comprise that：Back flush type rotary drum filter element head filter
Mainly comprise the following steps：Machine head port mould 1, rotary drum filter element 3, handpiece body 4, sealing ring 5, rotary drum filter element drive mechanism 6, close
Envelope body 7, impurity are driven away device 8, two-edged scraper 9, the blue disk 10 of cooling, are driven away device driving cylinder 11, plug 15.
Handpiece body 4 is arranged on extruder 2, and the inside of handpiece body 4 is equipped with a rotatable rotary drum filter element 3, rotary drum
Filter element 3 is a hollow cylindrical tubular part, is provided with the cylinder bottom with a through hole in its one end, on the through hole at Tong Di center
It is provided with keyway to be assembled integrally with plug 15 by bonded；Plug 15 top key and hexagon socket head cap screw are connected with seal 7
It is integrated；Seal 7 is connected with the power transmission shaft of rotary drum filter element drive mechanism 6；Drive mechanism 6 drives seal 7, plug 15 and turns
Drum filter element 3 rotates simultaneously；Rotary drum filter element 3 is to be combined by inner sleeve 20 and outer sleeve 17；It is provided with outer sleeve 17 periphery
Several filtering holes 16 are evenly distributed on periphery, and filtering holes 16 are made up of bellmouth 18 and intensive opening of sieve 19；Interior
It is corresponding with the opening of sieve 18 of outer sleeve 17 that the periphery of set 20 is provided with several holes；Handpiece body 4 is a four-way part,
One port is connected with machine head port mould 1；Relative another port is connected with the drive mechanism of rotary drum filter element 3, its left port with squeeze
Go out machine machine barrel 2 to connect, its right output port is driven away device 8 with impurity and is connected；Impurity is driven away device 8 and is fixed by closed twolip scraper 9, scraper
Body 13, the blue disk 10 of cooling and driving cylinder 11 form；Scraper fixed body 13 is a rectangular box, and an end face of casing is
One circular arc camber recessed from outside to inside is connected with handpiece body 4；The another port of rectangular box body is provided with a flange, with cooling
Blue disk 10 connects；The blue disk 10 of cooling is provided with coolant room, and the other end of the blue disk 10 of cooling and driving cylinder connect；Rectangular box body
Bottom be provided with impurity flow export 14；Equipped with a twolip scraper 9, twolip scraper 9 is a cuboid to the fixing intracoelomic cavity of scraper,
One end face of cuboid be one with scraper fixed body 13 circular arc radius surface identical, recessed outside in arc surface 21；
One rectangular recess is inwardly outputed on arc surface, two-edged scraper 9 is made in cuboid segmentation, the inside of rectangular recess is
One smooth curved surface；It is provided with an impurity flow export corresponding with scraper fixed body 13 bottom surface in the bottom surface of twolip scraper 9,
Two-edged scraper 9 is contained in scraper fixed body 13；The other end of two-edged scraper 9 is connected with cylinder rod, and two-edged scraper 9 is in drive gas
Can be able to do reciprocating linear motion in scraper fixed body 13 under the driving of cylinder 11.
Back flush type rotary drum filter element head filter work process is：The fused materials in handpiece body 4 clamp-oned by extruder 2,
Rotary drum filter element inner chamber is entered through rotary drum filter element 3, the impurity leaching is attached to the filtration on rotary drum filter element 3 outer cylinder surface after filtering
In hole 16；The inner chamber of rotary drum filter element is communicated with machine head port mould 1, and rotary drum filter element 3 cavity volume and machine head port mould have certain pressure
Contracting ratio, makes the fused materials in rotary drum filter element possess certain pressure；It is attached in rotary drum filter element filtering hole 16 when removing
During impurity, the two-edged scraper 9 that impurity is driven away in device 8 shifts to rotary drum filter element under the driving of cylinder, and its arc surface 20 and rotary drum are filtered
The outer cylinder surface of core 3 is closely adjacent to, and makes the groove of two-edged scraper 9 and rotary drum filter element 3 outer cylinder surface form a closing
Space 12, its objective is to ensure that outside rotary drum filter element 3 in head body, the fused materials with pressure can not enter this space,
Meanwhile closing space 12 also the several filtering holes 16 on rotary drum filter element 3 outer cylinder surface is also enclosed in this space；
Because the closing space 12 that rotary drum filter element 3 is formed with two-edged scraper 9 can be communicated with air, this just makes the melting in rotary drum filter element 3
Material and closing space 12 create pressure differential, and fused materials, under pressure differential effect, promote the fused materials in rotary drum filter element 3
By opening of sieve 19 outwardly, in flow process, rotary drum filter element 3 is being attached in rotary drum filter element filtering hole 15 when filtering
Impurity squeezed out；Meanwhile rotary drum filter element 3 and two-edged scraper 9 relatively rotate, and impurity is just scraped off by two-edged scraper 9
, it is external that the impurity that scrapes discharges head from impurity outlet 13；Achieve plastic extrusion and do not shut down the mesh driving away material impurity
's.When not needing to strike off impurity, two-edged scraper 9 leaves rotary drum filter element 3 under driving cylinder effect and returns to initial position simultaneously
Close impurity outlet 13；The program thoroughly solves the problems, such as rotary drum filter element 3 never by impurity Severe blockage.
The beneficial effects of the utility model are, stability, maintenance account for obtained in duration and maintenance inconvenience very big
Improve, especially because take backwash measure and solve material impurity cleaning seriously must be shut down to filter net jam asking
Topic.
Brief description
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is front view of the present invention；
Fig. 2 is top view of the present invention；
Fig. 3 is the sectional view of rotary drum filter element；
Fig. 4 is the sectional plane figure of rotary drum filter element；
Fig. 5 is the part sectioned view of rotary drum filter element；
1. mouthfuls of moulds of in figure, 2. extruder, 3. rotary drum filter element, 4. handpiece body, 5. sealing ring, 6. rotary drum filter element drive mechanism,
7. seal, 8. impurity expeling device, 9. two-edged scraper, 10. cool down blue disk, 11. expeling device driving cylinders, 15. plugs, outside 17.
Sleeve, 19. inner sleeves.
Specific embodiment
【Embodiment 1】
Back flush type rotary drum filter element head filter, employs backwashing technology, can be applicable to pellet head, by following several
Part forms：Pellet head mouth mould 1, rotary drum filter element 3, handpiece body 4, sealing ring 5, rotary drum filter element drive mechanism 6, seal 7, miscellaneous
Matter is driven away device 8, two-edged scraper 9, the blue disk 10 of cooling, is driven away device driving cylinder 11, plug 15.
Pellet head body 4 is arranged on extruder 2, the inside of handpiece body 4 equipped with a rotatable rotary drum filter element 3,
Rotary drum filter element 3 is a hollow cylindrical tubular part, is provided with the cylinder bottom with a through hole in its one end, logical at Tong Di center
Hole is provided with keyway and is assembled integrally with plug 15 by bonded；Plug 15 top key and hexagon socket head cap screw and seal 7
Connect as one；Seal 7 is connected with the power transmission shaft of rotary drum filter element drive mechanism 6；Drive mechanism 6 drives seal 7, plug 15
Rotate with rotary drum filter element 3 simultaneously；Rotary drum filter element 3 is to be combined by inner sleeve 20 and outer sleeve 17, in outer sleeve 17 periphery
It is provided with several filtering holes 16 to be evenly distributed on periphery；Filtering holes 16 are by bellmouth 18 and 19 groups intensive of opening of sieve
Become；It is corresponding with the opening of sieve 18 of outer sleeve 17 that the periphery of inner sleeve 20 is provided with several holes；Handpiece body 4 is a four-way
Part, its lower port is connected with pellet head mouth mould 1；Upper port is connected with the drive mechanism 6 of rotary drum filter element 3, its left port with
Extruder barrel 2 connects, and its right output port is driven away device 8 with impurity and is connected；It is solid by closed twolip scraper 9, scraper that impurity drives away device 8
Determine body 13, the blue disk 10 of cooling and driving cylinder 11 to form；Scraper fixed body 13 is a rectangular box, an end face of casing
It is that a circular arc camber recessed from outside to inside is connected with handpiece body 4；The another port of rectangular box body is provided with a flange, and cold
Blue disk 10 connects；The blue disk 10 of cooling is provided with coolant room, and the other end of the blue disk 10 of cooling and driving cylinder connect；Casing
Bottom is provided with impurity flow export 14；In the fixing intracoelomic cavity of scraper equipped with a two-edged scraper 9, the profile of two-edged scraper 9 is one
Cuboid, an end face of cuboid is one and scraper fixed body 13 circular arc radius surface identical, recessed circle outside in
Cambered surface 21；One rectangular recess is inwardly outputed on arc surface, two-edged scraper 9, rectangular recess are made in cuboid segmentation
The inside be a smooth curved surface；The bottom surface of twolip scraper 9 be provided with one corresponding with scraper fixed body 13 bottom surface miscellaneous
Mass flow exports；The other end of two-edged scraper 9 is connected with cylinder rod, and two-edged scraper 9 can scraped under the driving of driving cylinder 11
Can do reciprocating linear motion in knife fixed body 13.
The work process of back flush type rotary drum filter element head filter is：The fused mass in handpiece body 4 clamp-oned by extruder 2
Material, enters rotary drum filter element inner chamber through rotary drum filter element 3 after filtering, the impurity leaching is attached on rotary drum filter element 3 outer cylinder surface
In filtering holes 16；The inner chamber of rotary drum filter element is communicated with pellet head mouth mould 1, rotary drum filter element 3 cavity volume and pellet head mouth mould 1
There is certain compression ratio, make the fused materials in rotary drum filter element create certain pressure；Remove and be attached to rotary drum filter element
During impurity in filtering holes 16, the two-edged scraper 9 that impurity is driven away in device 8 shifts to rotary drum filter element under the driving of cylinder, its circular arc
Face 20 is closely adjacent to the outer cylinder surface of rotary drum filter element 3, makes groove and the rotary drum filter element 3 outer cylinder surface shape of two-edged scraper 9
Become a closing space 12, its objective is to ensure that outside rotary drum filter element 3 in head body, the fused materials with pressure can not enter
Enter this space, meanwhile the several filtering holes 16 on rotary drum filter element 3 outer cylinder surface are also also enclosed in by closing space 12
In this space；Because the closing space 12 that rotary drum filter element 3 is formed with two-edged scraper 9 can be communicated with air, make in rotary drum filter element 3
Fused materials and closing space 12 create pressure differential, fused materials promote molten in rotary drum filter element 3 under pressure differential effect
Melt material and pass through opening of sieve 19 outwardly, in flow process, rotary drum filter element 3 is attached to rotary drum filter element filtering when filtering
Impurity in hole 15 has squeezed out, and meanwhile rotary drum filter element 3 and two-edged scraper 9 relatively rotate, and two-edged scraper 9 is just by impurity
Scrape off, the impurity scraping from impurity outlet 13 discharge head external it is achieved that plastic extrusion not shut down expeling material miscellaneous
The purpose of matter.When not needing to strike off impurity, two-edged scraper 9 leaves rotary drum filter element 3 under driving cylinder effect and returns to initial bit
Put and simultaneously close off impurity outlet 13, thoroughly solve the problems, such as rotary drum filter element 3 never by impurity Severe blockage.
【Embodiment 2】
Back flush type rotary drum filter element head filter can also be applied to blown-film die, and it consists of the following components：Blow
Film machine head port mould 1, rotary drum filter element 3, handpiece body 4, sealing ring 5, rotary drum filter element drive mechanism 6, seal 7, impurity drive away device 8,
Two-edged scraper 9, the blue disk 10 of cooling, expeling device driving cylinder 11, plug 15.
The port that handpiece body 4 installs machine head port mould is connected with blown-film die mouth mould；Handpiece body is rotated 180 degree, makes blown film
Upward, handpiece body 4 port directed downwardly is connected machine head port mould with the drive mechanism 6 of rotary drum filter element 3, left port and extruder barrel 2
Connect, right output port is driven away device 8 with impurity and is connected.
Claims (5)
1. a kind of back flush type rotary drum filter element head filter, by machine head port mould (1), rotary drum filter element (3), handpiece body (4), sealing
Circle (5), rotary drum filter element drive mechanism (6), seal (7), impurity are driven away device (8), two-edged scraper (9), the blue disk (10) of cooling, are driven
Except device driving cylinder (11), plug (15) composition；It is characterized in that：Back flush type rotary drum filter element head filter employs recoil
Wash technology, in the inside of handpiece body (4) equipped with a rotatable rotary drum filter element (3), rotary drum filter element (3) is a hollow circle
Cylindricality tube shape component, is provided with the cylinder bottom with a through hole in its one end, is provided with keyway and passes through to be bonded on the through hole at Tong Di center
Connect and be assembled integrally with plug (15)；Plug (15) top key and hexagon socket head cap screw are connected as one with seal (7)；Sealing
Body (7) is connected with the power transmission shaft of rotary drum filter element drive mechanism (6)；Drive mechanism (6) drives seal (7), plug (15) and turns
Drum filter element (3) rotates simultaneously；Handpiece body (4) is a four-way part, and one port is connected with machine head port mould；The relative other end
Mouth is connected with the drive mechanism of rotary drum filter element (3), and its left port is connected with extruder barrel (2), and its right output port is driven away with impurity
Device (8) connects；Impurity drives away device (8) twolip scraper (9), scraper fixed body (13), the blue disk (10) of cooling and driving cylinder (11)
Composition；Scraper fixed body (13) is a rectangular box, and an end face of casing is that a circular arc recessed from outside to inside is bent
Face is connected with handpiece body (4)；The another port of rectangular box body is provided with a flange, and disk (10) blue with cooling is connected；The blue disk of cooling
(10) it is provided with coolant room, the other end of the blue disk (10) of cooling and driving cylinder connect；The bottom of rectangular box body is provided with impurity
Flow export (14)；Equipped with a two-edged scraper (9), two-edged scraper (9) is contained in scraper fixed body (13) the fixing intracoelomic cavity of scraper,
Two-edged scraper (9) arc surface (21) recessed outside in closely can be adjacent to the outer cylinder surface of rotary drum filter element (3), makes two-edged
The groove of scraper (9) forms the space of a closing with rotary drum filter element (3) outer cylinder surface；The other end of two-edged scraper (9)
It is connected with cylinder rod, two-edged scraper (9) can be able to be made back and forth straight under the driving of driving cylinder (11) in scraper fixed body (13)
Line moves.
2. according to claim 1 back flush type rotary drum filter element head filter it is characterised in that the inner chamber of rotary drum filter element with
Machine head port mould (1) communicates, and rotary drum filter element (3) cavity volume and machine head port mould have certain compression ratio, make in rotary drum filter element
Fused materials possess certain pressure.
3. according to claim 1 back flush type rotary drum filter element head filter it is characterised in that impurity drive away device (8) built-in
When having two-edged scraper (9) to scrape impurity, its arc surface (21) and the outer cylinder surface of rotary drum filter element (3) are closely adjacent to, and make two-edged scraper
(9) form an airtight closing space (12) with rotary drum filter element (3) outer cylinder surface, closing space (12) is by rotary drum filter element
(3) the several filtering holes (16) on outer cylinder surface are enclosed in space；Closing space (12) can be communicated with air.
4. according to claim 1 back flush type rotary drum filter element head filter it is characterised in that described rotary drum filter element (3)
It is to be combined by inner sleeve (20) and outer sleeve (17)；It is provided with several filtering holes (16) in outer sleeve (17) periphery uniformly
It is distributed on periphery；Filtering holes (16) are made up of bellmouth (18) and intensive opening of sieve (19)；The cylinder of inner sleeve (20)
It is corresponding with the opening of sieve (19) of outer sleeve (17) that surface is provided with several holes；Rotary drum filter element (3) makees phase with two-edged scraper (9)
To rotation.
5. according to claim 1 back flush type rotary drum filter element head filter it is characterised in that described twolip scraper
(9), its profile is a cuboid, an end face of cuboid be one identical with scraper fixed body (13) circular arc radius surface
, recessed arc surface (21) outside in；One rectangular recess is inwardly outputed on arc surface, cuboid segmentation is made
Two-edged scraper (9), the inside of rectangular recess is a smooth curved surface；The bottom surface of twolip scraper (9) be provided with one with scrape
The corresponding impurity flow export in knife fixed body (13) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621033783.4U CN205965243U (en) | 2016-08-24 | 2016-08-24 | Anti - washout type rotary drum filter core aircraft nose filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621033783.4U CN205965243U (en) | 2016-08-24 | 2016-08-24 | Anti - washout type rotary drum filter core aircraft nose filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205965243U true CN205965243U (en) | 2017-02-22 |
Family
ID=58039777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621033783.4U Active CN205965243U (en) | 2016-08-24 | 2016-08-24 | Anti - washout type rotary drum filter core aircraft nose filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205965243U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976412A (en) * | 2021-02-05 | 2021-06-18 | 湖南铭弘体育产业股份有限公司 | Intelligent processingequipment of natural rubber |
| CN116899304A (en) * | 2023-09-11 | 2023-10-20 | 新乡市中汇过滤技术有限公司 | Cross-flow filtering concentrator |
-
2016
- 2016-08-24 CN CN201621033783.4U patent/CN205965243U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976412A (en) * | 2021-02-05 | 2021-06-18 | 湖南铭弘体育产业股份有限公司 | Intelligent processingequipment of natural rubber |
| CN116899304A (en) * | 2023-09-11 | 2023-10-20 | 新乡市中汇过滤技术有限公司 | Cross-flow filtering concentrator |
| CN116899304B (en) * | 2023-09-11 | 2023-12-01 | 新乡市中汇过滤技术有限公司 | Cross-flow filtering concentrator |
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