CN216378920U - Drum screen for waste paper pulp - Google Patents
Drum screen for waste paper pulp Download PDFInfo
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- CN216378920U CN216378920U CN202122555646.4U CN202122555646U CN216378920U CN 216378920 U CN216378920 U CN 216378920U CN 202122555646 U CN202122555646 U CN 202122555646U CN 216378920 U CN216378920 U CN 216378920U
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Abstract
The utility model discloses a rotary screen for waste paper pulp, relates to the technical field of papermaking equipment, and provides a scheme aiming at the problem that screen holes of the conventional rotary screen are easy to block. The utility model has novel structure, and the device is convenient for separating paper pulp from sundries through the arrangement of the linkage device and the cleaning device, and is convenient for conveying the sundries and playing a role in cleaning the screening cylinder through the arrangement of the spiral scraper, thereby improving the permeability of the screen holes of the screening cylinder and improving the working efficiency.
Description
Technical Field
The utility model relates to the technical field of papermaking equipment, in particular to a rotary screen for waste paper pulp.
Background
Paper making is an important invention for ancient Han nationality workers. The method is divided into a mechanism mode and a manual mode. The mechanism is continuously carried out on a paper machine, pulp suitable for paper quality is diluted to certain concentration by water, and is primarily dewatered at a wire part of the paper machine to form a wet paper sheet, and then the wet paper sheet is pressed for dewatering and then dried to form paper. The used cylindrical screen is used for roughing the pulped waste paper after the waste paper pulping production process is carried out by the water conservancy pulper, and larger sundries are removed, so that the burden of subsequent papermaking equipment is reduced.
When the existing drum screen works, due to the characteristics of a machine, human factors and the like, the interior of the drum screen is often blocked. Therefore, in order to solve the above problems, we have proposed a trommel for used paper pulp.
SUMMERY OF THE UTILITY MODEL
The drum screen for the waste paper pulp provided by the utility model solves the problem that the screen holes of the existing drum screen are easy to block.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a rotary screen for waste paper pulp, includes base and box, base top fixed mounting has first supporting shoe and the second supporting shoe that is the symmetric distribution, just second supporting shoe top fixed mounting has the mounting panel, just first supporting shoe and mounting panel top fixed mounting have the box, the opening has all been seted up to the box both sides, and two respectively fixed mounting has first supporting ring and second supporting ring in the opening, be equipped with cleaning device between first supporting ring and the second supporting ring, just mounting panel top fixed mounting has the mounting box, just fixed mounting has step motor in the mounting box, step motor output shaft has drive arrangement.
Through foretell scheme, during the device used, the staff thrown into cleaning device with paper pulp in, utilized step motor drive arrangement to rotate, caused cleaning device to rotate, played the effect of screening paper pulp and debris, improved the quality of paper pulp, improved work efficiency.
Preferably, cleaning device includes first change ring, second change ring, first turn trough, second turn trough and drum sieve, first support ring and second support ring all are the semi-ring-type, just first turn trough and second turn trough have been seted up respectively to first support ring and second support ring top, rotate respectively in first turn trough and the second turn trough and install first change ring and second change ring, just it is connected with the drum sieve to rotate between first change ring and the second change ring, fixed mounting has the spiral scraper blade between first change ring and the second change ring, just spiral scraper blade lateral wall fixed mounting has the brush.
Through foretell scheme, through step motor drive arrangement operation, cause first rotating ring and second rotating ring to rotate, utilize first rotating ring and second rotating ring drive spiral scraper blade to rotate, the scraper blade lateral wall is equipped with the brush, can play clean drum sieve's effect, reduces drum sieve mesh blocking phenomenon, has improved the permeability of drum sieve mesh, improves work efficiency.
Preferably, the side walls of the first rotating ring and the second rotating ring are fixedly provided with first limiting rings, the side walls of the two ends of the drum screen are fixedly sleeved with second limiting rings, and the inner walls of the first rotating ring and the second rotating ring are provided with second limiting grooves matched with the second limiting rings on the same side.
Through foretell scheme, when first rotating ring rotated with the second rotating ring, two first collars were respectively at first rotating groove and second rotating groove internal rotation, can play the effect that first rotating ring of restriction and second rotating ring rocked, improved the stability of device, and through the setting of second collar, the rotary screen of being convenient for rotates, has improved the stability of device, is convenient for sieve paper pulp and debris, has improved the practicality of device.
Preferably, drive arrangement includes step motor, first tooth piece, second tooth piece, drive gear and driven gear, the mounting box is run through to the step motor output shaft, just step motor runs through the fixed cover of mounting box one end and is equipped with drive gear and driven gear, just the drum sieve is kept away from first supporting block one end lateral wall fixed mounting and is the same first tooth piece that the structure distributes that just is the annular array, first rotating ring is close to drum sieve one end lateral wall fixed mounting and is the same second tooth piece that the structure distributes that just is the annular array, just drive gear and the meshing of second tooth piece, be equipped with the interlock between drum sieve and the driven gear.
Through foretell scheme, when the device moves, through step motor drive gear and driven gear rotation, drive gear drive second rack rotates, causes first rotating ring to rotate, rotates through first rotating ring drive spiral scraper blade, reaches the effect of clean drum sieve, avoids the long-time use of drum sieve to block up as far as possible, has improved work efficiency, and can drive the drum sieve through the interlock and rotate, the paper pulp of being convenient for and debris separation, improvement work efficiency.
Preferably, the linkage device includes drive gear, connecting plate and dwang, mounting plate top end fixed mounting has the connecting plate, just the dwang is installed in the rotation of first supporting shoe one side is kept away from to the connecting plate, the fixed cover of dwang lateral wall is equipped with drive gear, first tooth piece and driven gear all mesh with drive gear.
Through foretell scheme, utilize driven gear drive gear to rotate, drive gear drives the rotary screen through first tooth piece and rotates, and rotary screen and spiral scraper blade rotation direction are opposite, and the paper pulp of being convenient for is separated with debris, improves work efficiency.
Preferably, mounting panel top fixed mounting has the backup pad, just backup pad top fixed mounting has the feeder hopper, the feeder hopper is kept away from in the backup pad one end edge straightening box.
Through foretell scheme, staff's accessible feeder hopper pours into paper pulp into the drum sieve in, the follow-up paper pulp of being convenient for separates with debris, and feeder hopper one end along stretch straight in the drum sieve, avoids paper pulp to splash, has reduced the waste of resource.
Preferably, the box body is in a convex shape, and a discharge pipe is fixedly installed on one side of the box body.
Through foretell scheme, the box is the type of protruding form, and the box bottom plays the effect of storing the post-filtration paper pulp, and the accessible is arranged the material pipe and is derived paper pulp.
The utility model has the beneficial effects that:
1. through linkage and cleaning device's setting, utilize step motor drive linkage operation, through linkage drive cleaning device's operation, the paper pulp of being convenient for is separated with debris, has improved the quality of product, and spiral scraper blade lateral wall is equipped with the brush board, and the spiral scraper blade plays the effect of carrying debris promptly, and usable brush plays the effect of clean screening section of thick bamboo, avoids screening section of thick bamboo sieve hole to block up as far as possible, improves work efficiency.
2. Through the setting of feeder hopper, feeder hopper one end is located screening section of thick bamboo, and the staff of being convenient for carries paper pulp, and avoids paper pulp to splash, reduces the waste of resource, and screening section of thick bamboo and spiral scraper blade rotate opposite direction, make paper pulp and debris separation, improve screening efficiency, and improved the practicality of device.
In conclusion, the device novel structure through linkage device and cleaning device's setting, is convenient for paper pulp and debris separation, and through the setting of spiral scraper blade, is convenient for carry debris and plays the effect of clean screening section of thick bamboo, improves the permeability of screening section of thick bamboo sieve mesh, improves work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 4 is an exploded view of the cleaning device and linkage of the present invention.
Reference numbers in the figures: 1. a base; 2. a first support block; 3. a box body; 4. a first rotating ring; 5. a feed hopper; 6. mounting a box; 7. a support plate; 8. a first support ring; 9. mounting a plate; 10. a second support; 11. a drum screen; 12. a first tooth block; 13. a second tooth block; 14. a stepping motor; 15. a drive gear; 16. a driven gear; 17. a second rotating ring; 18. a second support ring; 19. a second rotary groove; 20. a second rotary groove; 21. a transmission gear; 22. a connecting plate; 23. rotating the rod; 24. a spiral scraper.
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.
Referring to fig. 1-2, a rotary screen for waste paper pulp comprises a base 1 and a box body 3, wherein a first supporting block 2 and a second supporting block 10 which are symmetrically distributed are fixedly installed at the top end of the base 1, a mounting plate 9 is fixedly installed at the top end of the second supporting block 10, the box body 3 is fixedly installed at the top ends of the first supporting block 2 and the mounting plate 9, through holes are respectively formed in two sides of the box body 3, a first supporting ring 8 and a second supporting ring 18 are respectively and fixedly installed in the two through holes, a cleaning device is arranged between the first supporting ring 8 and the second supporting ring 18, a mounting box 6 is fixedly installed at the top end of the mounting plate 9, a stepping motor 14 is fixedly installed in the mounting box 6, a driving device is connected to an output shaft of the stepping motor 14, a supporting plate 7 is fixedly installed at the top end of the mounting plate 9, a feeding hopper 5 is fixedly installed at the top end of the supporting plate 7, and the feeding hopper 5 extends into the box body 3, box 3 is the type of calligraphy, and 3 one side fixed mounting of box have a row of material pipe, and when the device used, the staff poured into cleaning device with paper pulp from feeder hopper 5 in, utilized step motor 14 drive arrangement to rotate, caused cleaning device to rotate, played the effect of screening paper pulp and debris, improved the quality of paper pulp, improved work efficiency.
Referring to fig. 2-4, the cleaning device comprises a first rotating ring 4, a second rotating ring 17, a first rotating groove 19, a second rotating groove 20 and a trommel 11, wherein the first supporting ring 8 and the second supporting ring 18 are both semi-annular, the top ends of the first supporting ring 8 and the second supporting ring 18 are respectively provided with the first rotating groove 19 and the second rotating groove 20, the first rotating ring 4 and the second rotating ring 17 are respectively rotatably arranged in the first rotating groove 19 and the second rotating groove 20, the trommel 11 is rotatably connected between the first rotating ring 4 and the second rotating ring 17, a spiral scraper 24 is fixedly arranged between the first rotating ring 4 and the second rotating ring 17, the side wall of the spiral scraper 24 is fixedly provided with a brush, the side wall of the first rotating ring 4 and the side wall of the second rotating ring 17 are both fixedly provided with a first limiting ring, the side wall of the two ends of the trommel 11 are both fixedly sleeved with a second limiting ring, and the inner walls of the first rotating ring 4 and the second rotating ring 17 are both provided with a second limiting groove matched with the second limiting ring, through step motor 14 drive gear 15 and driven gear 16 rotation, drive gear 15 drive second rack 13 rotates, cause first rotating ring 4 to rotate, rotate through first rotating ring 4 drive spiral scraper blade 24, reach the effect of clean drum sieve 11, prevent that long-time use of drum sieve 11 from blockking up, the work efficiency is improved, and when first rotating ring 4 rotates with second rotating ring 17, two first collars rotate in first rotary slot 19 and second rotary slot 20 respectively, can play the effect of restriction first rotating ring 4 and second rotating ring 17 and rock, the stability of device has been improved, and through the setting of second restriction ring, be convenient for drum sieve 11 rotates, the stability of device has been improved, be convenient for sieve paper pulp and debris, the practicality of device has been improved.
Drive arrangement includes step motor 14, first tooth piece 12, second tooth piece 13, drive gear 15 and driven gear 16, step motor 14 output shaft runs through mounting box 6, and step motor 14 runs through the fixed cover of 6 one end of mounting box and is equipped with drive gear 15 and driven gear 16, and 2 one end lateral wall fixed mounting of first supporting block are kept away from to trommel screen 11 have the same structure and be the first tooth piece 12 that the annular array distributes, first rotating ring 4 is close to 11 one end lateral wall fixed mounting of trommel screen and has the same structure and be the second tooth piece 13 that the annular array distributes, and drive gear 15 meshes with second tooth piece 13.
A linkage device is arranged between the rotary screen 11 and the driven gear 16, the linkage device comprises a transmission gear 21, a connecting plate 22 and a rotating rod 23, the top end of the mounting plate 9 is fixedly provided with the connecting plate 22, one side of the connecting plate 22, which is far away from the first supporting block 2, is rotatably provided with the rotating rod 23, the side wall of the rotating rod 23 is fixedly sleeved with the transmission gear 21, the first tooth block 12 and the driven gear 16 are both meshed with the transmission gear 21, when the device is operated, the driving gear 15 and the driven gear 16 are driven to rotate by the stepping motor 14, the driving gear 15 drives the second tooth block 13 to rotate, so that the first rotating ring 4 rotates, the spiral scraper 24 is driven by the first rotating ring 4 to rotate, the effect of cleaning the rotary screen 11 is achieved, the rotary screen 11 is prevented from being blocked after being used for a long time, the working efficiency is improved, the transmission gear 21 is driven by the driven gear 16, and the transmission gear 21 drives the rotary screen 11 to rotate by the first tooth block 12, the rotary screen 11 and the spiral scraper 24 rotate in opposite directions, so that the pulp and impurities can be separated conveniently.
When the device is used, a worker injects paper pulp into the cleaning device from the feed hopper 5, the drive gear 15 and the driven gear 16 are driven to rotate by the stepping motor 14, the drive gear 15 drives the second gear block 13 to rotate, so that the first rotating ring 4 rotates, the spiral scraper 24 is driven to rotate by the first rotating ring 4, the effect of cleaning the drum screen 11 is achieved, the drum screen 11 is prevented from being blocked for a long time when being used, the working efficiency is improved, meanwhile, the driven gear 16 drives the transmission gear 21 to rotate, the transmission gear 21 drives the drum screen 11 to rotate by the first gear block 12, the rotating directions of the drum screen 11 and the spiral scraper 24 are opposite, the separation of the paper pulp and impurities is convenient, the working efficiency is improved, the filtered paper pulp falls to the bottom end of the box body 3, the impurities are conveyed by the spiral scraper 24, the working efficiency is improved, and when the first rotating ring 4 and the second rotating ring 17 rotate, two first retainer rings are respectively at first runner 19 and the 20 internal rotations of second runner, can play the effect that first rotating ring 4 of restriction and second rotating ring 17 rocked, have improved the stability of device, and through the setting of second retainer ring, the trommel 11 of being convenient for rotates, has improved the stability of device, is convenient for sieve paper pulp and debris, has improved the practicality of device.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A rotary screen for waste paper pulp comprises a base (1) and a box body (3), it is characterized in that a first supporting block (2) and a second supporting block (10) which are symmetrically distributed are fixedly arranged at the top end of the base (1), and the top end of the second supporting block (10) is fixedly provided with an installing plate (9), the top ends of the first supporting block (2) and the installing plate (9) are fixedly provided with a box body (3), both sides of the box body (3) are provided with through holes, and a first supporting ring (8) and a second supporting ring (18) are respectively and fixedly arranged in the two through openings, a cleaning device is arranged between the first supporting ring (8) and the second supporting ring (18), and mounting panel (9) top fixed mounting has mounting box (6), just fixed mounting has step motor (14) in mounting box (6), step motor (14) output shaft has drive arrangement.
2. A rotary screen for waste paper pulp according to claim 1, wherein the cleaning device comprises a first rotary ring (4), a second rotary ring (17), a first rotary groove (19), a second rotary groove (20) and a rotary screen (11), the first support ring (8) and the second support ring (18) are semi-annular, the top ends of the first support ring (8) and the second support ring (18) are respectively provided with the first rotary groove (19) and the second rotary groove (20), the first rotary groove (19) and the second rotary groove (20) are respectively and rotatably provided with the first rotary ring (4) and the second rotary ring (17), the rotary screen (11) is rotatably connected between the first rotary ring (4) and the second rotary ring (17), a spiral scraper (24) is fixedly arranged between the first rotary ring (4) and the second rotary ring (17), and a brush is fixedly arranged on the side wall of the spiral scraper (24).
3. The rotary screen for the waste paper pulp as recited in claim 2, wherein the first limiting ring is fixedly installed on each of the side walls of the first rotary ring (4) and the second rotary ring (17), the second limiting rings are fixedly sleeved on the side walls of the two ends of the rotary screen (11), and the inner walls of the first rotary ring (4) and the second rotary ring (17) are respectively provided with a second limiting groove matched with the second limiting ring on the same side.
4. A rotary screen for waste paper pulp as claimed in claim 2, wherein the driving device comprises a stepping motor (14), a first tooth block (12), a second tooth block (13), a driving gear (15) and a driven gear (16), the output shaft of the stepping motor (14) penetrates through the mounting box (6), the driving gear (15) and the driven gear (16) are fixedly sleeved at one end of the stepping motor (14) penetrating through the mounting box (6), the first tooth blocks (12) which are identical in structure and distributed in an annular array are fixedly installed on the side wall of one end of the rotary screen (11) far away from the first supporting block (2), the second tooth blocks (13) which are identical in structure and distributed in an annular array are fixedly installed on the side wall of one end of the first rotary ring (4) close to the rotary screen (11), and the driving gear (15) is meshed with the second tooth blocks (13), and a linkage device is arranged between the drum screen (11) and the driven gear (16).
5. A rotary screen for waste paper pulp as defined in claim 4, wherein the linkage device comprises a transmission gear (21), a connecting plate (22) and a rotating rod (23), the connecting plate (22) is fixedly mounted at the top end of the mounting plate (9), the rotating rod (23) is rotatably mounted on one side of the connecting plate (22) far away from the first supporting block (2), the transmission gear (21) is fixedly sleeved on the side wall of the rotating rod (23), and the first tooth block (12) and the driven gear (16) are both meshed with the transmission gear (21).
6. A rotary screen for waste paper pulp as claimed in claim 1, wherein a supporting plate (7) is fixedly mounted on the top end of the mounting plate (9), a feed hopper (5) is fixedly mounted on the top end of the supporting plate (7), and one end of the feed hopper (5) far away from the supporting plate (7) extends into the box body (3).
7. A used paper pulp drum screen according to claim 1, wherein the box body (3) is in a convex shape, and a discharge pipe is fixedly installed at one side of the box body (3).
Priority Applications (1)
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CN202122555646.4U CN216378920U (en) | 2021-10-23 | 2021-10-23 | Drum screen for waste paper pulp |
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CN202122555646.4U CN216378920U (en) | 2021-10-23 | 2021-10-23 | Drum screen for waste paper pulp |
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CN216378920U true CN216378920U (en) | 2022-04-26 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115387146A (en) * | 2022-10-14 | 2022-11-25 | 南京华松纸业有限公司 | Multistage screening device of paper pulp |
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2021
- 2021-10-23 CN CN202122555646.4U patent/CN216378920U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115387146A (en) * | 2022-10-14 | 2022-11-25 | 南京华松纸业有限公司 | Multistage screening device of paper pulp |
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