CN215856940U

CN215856940U - Coarse screening equipment for high-recovery clean pulping of waste paper

Info

Publication number: CN215856940U
Application number: CN202121880588.6U
Authority: CN
Inventors: 李文斌
Original assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Current assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-02-18
Anticipated expiration: 2031-08-12

Abstract

The utility model belongs to the technical field of papermaking, in particular to a coarse screening device for high-recovery clean pulping of waste paper, which aims at solving the problems that the existing coarse screening device can not clean and recycle the residual paper pulp during coarse screening and has low practicability, and provides a scheme that the coarse screening device comprises a screen box, wherein a motor is fixedly arranged on the screen box, a reciprocating lead screw is fixedly connected to an output shaft of the motor, the reciprocating lead screw is rotatably arranged in the screen box, a screen plate is arranged in the screen box in a sliding manner, a thread block is in threaded connection with the reciprocating lead screw, an expansion piece is fixedly arranged on the thread block, a mounting box is fixedly connected to the expansion piece, a first spring is fixedly arranged on the mounting box, the first spring is fixedly connected with the expansion piece, and a screw rod is rotatably arranged in the mounting box, and the recycling is carried out, and the practicability is strong.

Description

Coarse screening equipment for high-recovery clean pulping of waste paper

Technical Field

The utility model relates to the technical field of papermaking, in particular to coarse screening equipment for high-recovery-rate clean pulping of waste paper.

Background

With the improvement of economy, the demand of paper in daily life is increasing, and a large amount of waste paper is generated in the using process, so that secondary papermaking through the waste paper becomes a great trend of the papermaking industry, and in the papermaking process, coarse screening work is required, and a large amount of residual pulp is generated in the coarse screening process.

The existing coarse screening equipment cannot clean the residual paper pulp during coarse screening and recycle the residual paper pulp, and is low in practicability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the existing coarse screening equipment cannot clean and recycle residual paper pulp during coarse screening and is low in practicability, and provides the coarse screening equipment for high-recovery-rate clean pulping of waste paper.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the coarse screening device for the clean pulping of the waste paper with the high recovery rate comprises a screen box, a motor is fixedly mounted on the screen box, a reciprocating lead screw is fixedly connected onto an output shaft of the motor, the reciprocating lead screw is rotatably arranged in the screen box, a screen plate is slidably arranged in the screen box, a thread block is connected onto the reciprocating lead screw in a threaded manner, an extensible part is fixedly mounted on the thread block, a mounting box is fixedly connected onto the extensible part, a first spring is fixedly mounted on the mounting box, the first spring is fixedly connected with the extensible part, a screw rod is rotatably mounted in the mounting box, a leveling and cleaning mechanism is arranged on the screw rod and comprises a sliding block, two rotating rods, two connecting blocks, two brushes, a supporting column and a leveling roller, the thread is mounted on the screw rod, the two rotating rods are rotatably connected with the same sliding block, two dwang rotate to be installed in same mounting box, have all seted up the spacing groove on two connecting blocks, and the one end activity of two dwang sets up at two spacing inslots, and two connecting blocks slidable mounting are in same mounting box, two brushes and two connecting block fixed connection, support column and screw thread piece fixed connection, and the support column slides and sets up in the mounting box, shakeout the roller and install on the support column, be connected with trigger mechanism on the screw rod.

Preferably, trigger mechanism includes gear, rack, two contact posts, gear fixed mounting is on the screw rod, the rack slides and sets up in the mounting box, rack and gear intermeshing, two contact post is fixed to be set up on the both sides inner wall of sieve case, fixed mounting has the fixed tight piece of clamp in the mounting box, fixed mounting has the tight post of clamp on the fixed tight piece of clamp, slidable mounting has the tight piece of slide clamp on pressing from both sides tight post, fixed mounting has the second spring on the tight piece of slide clamp, second spring and fixed tight piece fixed connection of clamp.

Preferably, fixed mounting has the pulper on the sieve case, fixed mounting has the collection box on one side outer wall of sieve case, it is provided with the pulp pump to collect the box is last fixed, be provided with the hose on the pulp pump, the hose communicates with the import department of pulper, fixed mounting has the rail pole in the sieve case, be provided with the discharge gate on the sieve case.

Compared with the prior art, the utility model has the advantages that:

(1) according to the scheme, the screw rod, the sliding block, the rotating rod, the connecting block, the brush, the supporting column and the flattening roller are matched with each other, so that the flattening roller and the brush work alternately, and the recycling rate and the screening efficiency are improved;

(2) according to the scheme, the gear, the rack and the contact column are arranged, so that the flattening roller and the brush can work through the contact of the rack and the contact column, and the use is convenient;

(3) this scheme can carry out certain fixed to the rack through the setting of fixed clamp tight piece, tight post, the tight piece of slip clamp and second spring, avoids the work of motion in-process rack emergence removal influence flattening roller and brush.

The utility model can clean a large amount of residual paper pulp during coarse screening and recycle the residual paper pulp, and has strong practicability.

Drawings

FIG. 1 is a schematic perspective view of a coarse screen apparatus for high-recovery clean pulping of waste paper according to the present invention;

FIG. 2 is a schematic diagram of a front view of a coarse screen device for high-recovery clean pulping of waste paper according to the present invention;

FIG. 3 is a schematic structural view of part A of a coarse screening apparatus for high-recovery clean pulping of waste paper according to the present invention;

FIG. 4 is a schematic view showing the connection between the fixed clamp block and the sliding clamp block of the coarse screen apparatus for high-recovery clean pulping of waste paper according to the present invention.

In the figure: 1. a screen box; 2. a motor; 3. a reciprocating screw rod; 4. a sieve plate; 5. a thread block; 6. a telescoping member; 7. mounting a box; 8. a first spring; 9. a screw; 10. a slider; 11. rotating the rod; 12. connecting blocks; 13. a brush; 14. a support pillar; 15. a leveling roll; 16. a gear; 17. a rack; 18. a contact post; 19. fixing the clamping block; 20. clamping the column; 21. a sliding clamping block; 22. a second spring; 23. pulping; 24. a collection box; 25. a pulp pump; 26. a rail bar; 27. a discharge port; 28. a rotating wheel; 29. a belt; 30. a rotating shaft; 31. an eccentric wheel; 32. a hose.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-4, a coarse screening device for high-recovery clean pulping of waste paper comprises a screen box 1, a motor 2 is fixedly arranged on the screen box 1, a reciprocating screw rod 3 is fixedly connected to an output shaft of the motor 2, the reciprocating screw rod 3 is rotatably arranged in the screen box 1, a screen plate 4 is slidably arranged in the screen box 1, a threaded block 5 is connected to the reciprocating screw rod 3 in a threaded manner, a telescopic piece 6 is fixedly arranged on the threaded block 5, a mounting box 7 is fixedly connected to the telescopic piece 6, a first spring 8 is fixedly arranged on the mounting box 7, the first spring 8 is fixedly connected with the telescopic piece 6, a screw rod 9 is rotatably arranged in the mounting box 7, a leveling and cleaning mechanism is arranged on the screw rod 9, the leveling and cleaning mechanism comprises a sliding block 10, two rotating rods 11, two connecting blocks 12, two brushes 13, a supporting column 14 and a leveling roller 15, the sliding block 10 is threadedly arranged on the screw rod 9, the two rotating rods 11 are rotatably connected with the same sliding block 10, two dwang 11 rotate and install in same mounting box 7, the spacing groove has all been seted up on two connecting blocks 12, the one end activity of two dwang 11 sets up at two spacing inslots, two connecting blocks 12 slidable mounting are in same mounting box 7, two brushes 13 and two connecting blocks 12 fixed connection,

support column

14 and 5 fixed connection of screw thread piece, and support column 14 slides and sets up in mounting box 7, shakeout roller 15 installs on support column 14, be connected with trigger mechanism on the screw rod 9.

In this embodiment, the triggering mechanism includes a gear 16, a rack 17, two contact columns 18, the gear 16 is fixedly installed on the screw rod 9, the rack 17 is slidably disposed in the installation box 7, the rack 17 is engaged with the gear 16, the two contact columns 18 are fixedly disposed on the inner walls of the two sides of the screen box 1, the two contact columns 18 are in contact with the two ends of the rack 17, a fixed clamping block 19 is fixedly installed in the installation box 7, a clamping column 20 is fixedly installed on the fixed clamping block 19, a sliding clamping block 21 is installed on the clamping column 20, a second spring 22 is fixedly installed on the sliding clamping block 21, the second spring 22 is fixedly connected with the fixed clamping block 19, and the rack 17 is slidably disposed between the fixed clamping block 19 and the sliding clamping block 21.

In this embodiment, a pulping machine 23 is fixedly installed on the screen box 1, an outlet of the pulping machine 23 is communicated with an inlet of the screen box 1, a collecting box 24 is fixedly installed on an outer wall of one side of the screen box 1, a pulp pump 25 is fixedly installed on the collecting box 24, a hose 32 is installed on the pulp pump 25, the hose 32 is communicated with the inlet of the pulping machine 23, a rail rod 26 is fixedly installed in the screen box 1, the thread block 5 is slidably connected with the rail rod 26, and a discharge port 27 is installed on the screen box 1.

The working principle is that when the pulp making machine is used, the pulp making machine 23 is started, the pulp making machine 23 performs pulp making operation on waste paper, paper pulp is conveyed into the screen box 1, the screen plate 4 performs filtration, the motor 2 is started, the motor 2 drives the reciprocating screw rod 3 to rotate, the reciprocating screw rod 3 drives the threaded block 5 to perform reciprocating motion, the threaded block 5 drives the mounting box 7 to perform reciprocating motion through the telescopic piece 6, when the mounting box 7 moves from right to left, the flattening roller 15 is in contact with the screen plate 4 to flatten the paper pulp and improve the filtration effect, when the mounting box 7 moves to the leftmost end, one contact column 18 of the two contact columns 18 is in contact with the rack 17 and drives the rack 17 to move, the rack 17 drives the gear 16 to rotate, the gear 16 drives the sliding block 10 to move upwards through the screw rod 9, the sliding block 10 drives the flattening roller 15 to move upwards through the support column 14 and leaves the screen plate 4, at the moment, the sliding block 10 drives the brush 13 to move downwards through the rotating rod 11, the brushes 13 are contacted with the sieve plate 4, then the thread block 5 drives the mounting box 7 to move from left to right through the expansion piece 6, the brushes 13 clean the residual paper pulp on the sieve plate 4, one brush 13 in the two brushes 13 is fixedly connected with a support column, and the box wall of the sieve box 1 adjacent to the collection box 24 is rotatably provided with an expansion plate, when the mounting box 7 moves to the right end, the support column is contacted with the expansion plate, the expansion plate is opened, the brush 13 sweeps the residual coarse paper pulp into the collection box 24, at the moment, the rack 17 is contacted with the other contact column 18 in the two contact columns 18, the flattening roller 15 is contacted with the sieve plate 4 again through the reverse transmission of the transmission, the brushes 13 leave the sieve plate 4, the pulp pump 25 is opened, the pulp pump 25 transmits the paper pulp in the collection box 24 to the pulp maker 23 through the hose 32 for secondary screening, thereby greatly improving the utilization rate of the paper pulp, under the action of the second spring 22 and the sliding clamping block 21, the rack 17 can be fixed to a certain extent, and the phenomenon that the rack 17 moves in the movement process to influence the work of the flattening roller 15 and the brush 13 is avoided.

Example two

support column

In the embodiment, the triggering mechanism comprises a gear 16, a rack 17 and two contact columns 18, the gear 16 is fixedly installed on the screw rod 9, the rack 17 is slidably installed in the installation box 7, the rack 17 is engaged with the gear 16, the two contact columns 18 are fixedly installed on the inner walls of the two sides of the screen box 1, the two contact columns 18 are in contact with the two ends of the rack 17, a fixed clamping block 19 is fixedly installed in the installation box 7, a clamping column 20 is fixedly installed on the fixed clamping block 19, a sliding clamping block 21 is slidably installed on the clamping column 20, a second spring 22 is fixedly installed on the sliding clamping block 21, the second spring 22 is fixedly connected with the fixed clamping block 19, the rack 17 is slidably located between the fixed clamping block 19 and the sliding clamping block 21, so that the flattening roller 15 and the brush 13 can alternately work, and can provide certain clamping force for rack 17, avoid rack 17 too not hard up to influence the motion of flattening roller 15 and brush 13.

In this embodiment, a pulping machine 23 is fixedly mounted on a screen box 1, an outlet of the pulping machine 23 is communicated with an inlet of the screen box 1, a collecting box 24 is fixedly mounted on an outer wall of one side of the screen box 1, a pulp pump 25 is fixedly arranged on the collecting box 24, a hose 32 is arranged on the pulp pump 25, the hose 32 is communicated with the inlet of the pulping machine 23, a rail rod 26 is fixedly mounted in the screen box 1, a threaded block 5 is slidably connected with the rail rod 26, and a discharge port 27 is arranged on the screen box 1, so that pulp in the collecting box 24 can be recycled, and the stability of the movement of the threaded block 5 is ensured.

In this embodiment, two rotating wheels 28 are rotatably mounted on the screen box 1, the outer side of the two rotating wheels 28 is in transmission connection with the same belt 29, one rotating wheel 28 of the two rotating wheels 28 is fixedly connected with an output shaft of the motor 2, the other rotating wheel 28 of the two rotating wheels 28 is fixedly connected with a rotating shaft 30, the rotating shaft 30 is rotatably arranged in the screen box 1, and an eccentric wheel 31 is fixedly arranged on the rotating shaft 30, so that the screen plate 4 can vibrate to improve the screening efficiency.

The difference between the second embodiment and the first embodiment is that: two runners 28 are rotatably mounted on the screen box 1, the outer side of the two runners 28 is connected with the same belt 29 in a transmission manner, one runner 28 of the two runners 28 is fixedly connected with an output shaft of the motor 2, another runner 28 of the two runners 28 is fixedly connected with a rotating shaft 30, the rotating shaft 30 is rotatably arranged in the screen box 1, an eccentric wheel 31 is fixedly arranged on the rotating shaft 30, the motor 2 drives the rotating shaft 30 to rotate through the two runners 28 and the belt 29, the rotating shaft 30 drives the eccentric wheel 31 to rotate, the eccentric wheel 31 is in contact with the screen plate 4 and drives the screen plate 4 to vibrate, and the screening efficiency can be improved.

The above descriptions are only preferred embodiments 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 scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The coarse screening equipment for the clean pulping of the waste paper with the high recovery rate comprises a screen box (1) and is characterized in that a motor (2) is fixedly mounted on the screen box (1), a reciprocating lead screw (3) is fixedly connected onto an output shaft of the motor (2), the reciprocating lead screw (3) is rotatably arranged in the screen box (1), a screen plate (4) is arranged in the screen box (1) in a sliding manner, a threaded block (5) is connected onto the reciprocating lead screw (3) in a threaded manner, an extensible part (6) is fixedly mounted onto the threaded block (5), a mounting box (7) is fixedly connected onto the extensible part (6), a first spring (8) is fixedly mounted onto the mounting box (7), the first spring (8) is fixedly connected with the extensible part (6), a screw rod (9) is mounted in the mounting box (7) in a rotating manner, and a leveling and cleaning mechanism is arranged on the screw rod (9), the leveling and cleaning mechanism comprises a sliding block (10), two rotating rods (11), two connecting blocks (12), two brushes (13), a supporting column (14) and a leveling roller (15), wherein the sliding block (10) is installed on a screw rod (9) in a threaded manner, the two rotating rods (11) are rotatably connected with the same sliding block (10), the two rotating rods (11) are rotatably installed in the same installation box (7), limiting grooves are respectively formed in the two connecting blocks (12), one ends of the two rotating rods (11) are movably arranged in the two limiting grooves, the two connecting blocks (12) are slidably installed in the same installation box (7), the two brushes (13) are fixedly connected with the two connecting blocks (12), the supporting column (14) is fixedly connected with a threaded block (5), the supporting column (14) is slidably arranged in the installation box (7), and the leveling roller (15) is installed on the supporting column (14), the screw (9) is connected with a trigger mechanism.

2. The coarse screen device for high-recovery clean pulping of waste paper according to claim 1, wherein the trigger mechanism comprises a gear (16), a rack (17) and two contact columns (18), the gear (16) is fixedly installed on the screw (9), the rack (17) is slidably arranged in the installation box (7), the rack (17) is meshed with the gear (16), and the two contact columns (18) are fixedly arranged on the inner walls of two sides of the screen box (1).

3. The coarse screening device for high-recovery clean pulping of waste paper according to claim 1, wherein a fixed clamping block (19) is fixedly mounted in the mounting box (7), a clamping column (20) is fixedly mounted on the fixed clamping block (19), a sliding clamping block (21) is slidably mounted on the clamping column (20), a second spring (22) is fixedly mounted on the sliding clamping block (21), and the second spring (22) is fixedly connected with the fixed clamping block (19).

4. The coarse screen equipment for high-recovery clean pulping of waste paper according to claim 1, wherein a pulping machine (23) is fixedly installed on the screen box (1), a collecting box (24) is fixedly installed on the outer wall of one side of the screen box (1), a pulp pump (25) is fixedly arranged on the collecting box (24), a hose (32) is arranged on the pulp pump (25), and the hose (32) is communicated with an inlet of the pulping machine (23).

5. The coarse screen equipment for high-recovery clean pulping of waste paper as claimed in claim 1, wherein a rail rod (26) is fixedly mounted in the screen box (1), and a discharge hole (27) is arranged on the screen box (1).