阅读说明：本技术 一种废纸回收处理设备 (Waste paper recovery processing equipment ) 是由 田罗峰 于 2021-08-27 设计创作，主要内容包括：本发明公开了一种废纸回收处理设备,包括回收筒,回收筒侧壁上固定连接有多个连接轴,且连接轴底部固定连接有多个支撑腿,回收筒底部开设有多个排料口,排料口环形阵列设置在回收筒底部,回收筒顶部固定安装有密封盖,密封盖表面上固定安装有驱动电机,回收筒内壁上固定连接有一对十字支撑架,十字支撑架安装在回收筒内壁上；与现有技术相比,本发明通过搅动板作圆周运动时,会有较大的废纸碎片无法被快速打碎,而且其混在纸浆内部,驱动球能够在离心力的作用下在活动槽内部移动,能够对异形轴内壁进行挤压,能够使异形轴出现形变,使金属刺刺入大块的废纸内部,能够起到辅助破碎的效果,能够进一步增强对废纸的回收效率。(The invention discloses waste paper recycling equipment which comprises a recycling cylinder, wherein a plurality of connecting shafts are fixedly connected to the side wall of the recycling cylinder, a plurality of supporting legs are fixedly connected to the bottom of each connecting shaft, a plurality of discharge openings are formed in the bottom of the recycling cylinder, an annular array of the discharge openings is formed in the bottom of the recycling cylinder, a sealing cover is fixedly installed at the top of the recycling cylinder, a driving motor is fixedly installed on the surface of the sealing cover, a pair of cross-shaped supporting frames is fixedly connected to the inner wall of the recycling cylinder, and the cross-shaped supporting frames are installed on the inner wall of the recycling cylinder; compared with the prior art, when the stirring plate circularly moves, larger waste paper fragments cannot be quickly smashed and are mixed in paper pulp, the driving ball can move in the movable groove under the action of centrifugal force and can extrude the inner wall of the special-shaped shaft, the special-shaped shaft can be deformed, metal thorns can penetrate into massive waste paper, the effect of assisting in crushing can be achieved, and the recovery efficiency of the waste paper can be further improved.)

1. A used paper recycling apparatus comprising a recycling bin (1), characterized in that: a plurality of connecting axles of fixedly connected with on recovery drum (1) lateral wall, and a plurality of supporting legs of connecting axle bottom fixedly connected with, a plurality of bin outlets (11) have been seted up to recovery drum (1) bottom, bin outlet (11) annular array sets up in recovery drum (1) bottom, recovery drum (1) top fixed mounting has sealed lid (12), sealed lid (12) fixed mounting has driving motor (13) on the surface, a pair of cross support frame (2) of fixedly connected with on recovery drum (1) inner wall, install on recovery drum (1) inner wall cross support frame (2), recovery drum (1) inside is equipped with supplementary recovery mechanism (3) of going, supplementary recovery mechanism (3) are located under cross support frame (2), fixed mounting has a pair of sieve (4) on recovery drum (1) inner wall.

2. A used paper recycling apparatus according to claim 1, characterized in that: the improved recycling bin is characterized in that a driving shaft is arranged in the cross supporting frame (2) in a rotating mode, one end of the driving shaft is fixedly connected to the output end of the driving motor (13), a plurality of stirring plates (21) are arranged between the cross supporting frame (2), a sleeve is fixedly connected between the stirring plates (21), the sleeve is fixedly mounted on the driving shaft, one side of each stirring plate (21) close to the inner wall of the recycling bin (1) is fixedly connected with an elastic strip (22), a cavity is formed in the elastic strip (22), the surface of each elastic strip (22) is abutted to the inner wall of the recycling bin (1), a plurality of movable grooves (23) are formed in the surface of each stirring plate (21), and an auxiliary driving mechanism (5) is fixedly connected to the bottom of the driving shaft.

3. A used paper recycling apparatus according to claim 2, characterized in that: fixedly connected with coupling spring (251) on movable groove (23) both ends inner wall, a plurality of drive balls (25) of fixedly connected with on coupling spring (251), drive ball (25) fixed connection rubber layer on the surface, the inside fixed metal block that is equipped with of drive ball (25), coupling spring (251) both sides are equipped with a plurality of dysmorphism axles (24), dysmorphism axle (24) are the arc and have elasticity, a plurality of elastic convex block (26) of one side fixedly connected with of coupling spring (251) are kept away from to dysmorphism axle (24), elastic convex block (26) inside activity is equipped with the metal thorn.

4. A used paper recycling apparatus according to claim 2, characterized in that: auxiliary driving mechanism (5) are including fixed axle (51), fixed axle (51) fixed connection is in the drive shaft bottom, fixed axle (51) fixed cover is equipped with solid fixed ring (54) on the surface, gu seted up a plurality of hinge grooves on fixed ring (54), and the inside rotation of hinge groove is equipped with articulated piece (53), fixedly connected with transmission shaft (52) on articulated piece (53) one end lateral wall, transmission shaft (52) one end fixedly connected with strikes the ball, articulated piece (53) bottom fixedly connected with arc spring (55), arc spring (55) one end fixedly connected with buffer block, and the buffer block is the rubber material, fixed axle (51) surface offsets with the annular block inner wall.

5. A used paper recycling apparatus according to claim 1, characterized in that: supplementary mechanism (3) of retrieving includes go-between (31), go-between (31) fixed connection is on recovery section of thick bamboo (1) inner wall, a plurality of supplementary edulcoration axle of fixedly connected with (34) on go-between (31) inner wall, supplementary edulcoration axle (34) have elasticity, supplementary edulcoration axle (34) a plurality of connection balls (35) of fixedly connected with on the surface, connect a plurality of toper area thorn of ball (35) fixedly connected with on the surface, and the toper area thorn has elasticity.

6. The used paper recycling apparatus according to claim 5, characterized in that: the auxiliary impurity removing shaft is characterized in that one end of the auxiliary impurity removing shaft (34) is fixedly connected with a connecting block (32), a cavity is formed in the connecting block (32), an annular plate (33) is fixedly connected to the surface of the connecting block (32), and the inner wall of the annular plate (33) is abutted to a knocking ball.

7. A used paper recycling apparatus according to claim 1, characterized in that: be equipped with a plurality of elastic disks (43) between sieve (4), the inside cavity that is equipped with of elastic disk (43), a plurality of elastic shaft (42) of fixedly connected with on the surface of elastic disk (43) both ends, elastic shaft (42) are the arc, elastic shaft (42) one end fixedly connected with cleaning block (41), cleaning block (41) offset with sieve (4) inner wall.

Technical Field

The invention relates to the technical field of environment-friendly equipment, in particular to waste paper recycling equipment.

Background

With the development of economic technology, the living conditions of people are greatly improved, and with the better conditions in all aspects, the use amount of paper is continuously increased, so that the amount of waste paper is increased, the waste paper can be recycled, and a special waste paper recycling device is provided for energy conservation and environmental protection.

However, when the waste paper is recycled to be paper pulp, a large amount of impurities still remain in the waste paper, but the screening efficiency of the paper pulp is low, a large amount of time is needed, the internal impurities easily cause the screen to be blocked, the situation that the screening efficiency is not high can occur, general equipment directly discharges the paper pulp containing more impurities, a large amount of paper pulp is wasted, and therefore the waste paper recycling and processing equipment is provided for solving the problems.

Disclosure of Invention

An object of the present invention is to provide a used paper recycling apparatus to solve the problems set forth in the above-described background art.

In order to achieve the purpose, the invention provides the following technical scheme: a waste paper recovery processing device comprises a recovery cylinder, wherein a plurality of connecting shafts are fixedly connected to the side wall of the recovery cylinder, a plurality of supporting legs are fixedly connected to the bottom of each connecting shaft, a plurality of discharge openings are formed in the bottom of the recovery cylinder, an annular array of the discharge openings is arranged at the bottom of the recovery cylinder, a sealing cover is fixedly mounted at the top of the recovery cylinder, a driving motor is fixedly mounted on the surface of the sealing cover, a pair of cross-shaped supporting frames are fixedly connected to the inner wall of the recovery cylinder and mounted on the inner wall of the recovery cylinder, an auxiliary recovery mechanism is arranged in the recovery cylinder in a row and located under the cross-shaped supporting frames, a pair of sieve plates are fixedly mounted on the inner wall of the recovery cylinder, waste paper and water are poured into the recovery cylinder at a certain proportion, the driving shaft can be driven to rotate by the driving motor, and a stirring plate can be made to perform circular motion, can smash waste paper into paper pulp, can promote the recovery efficiency to waste paper.

Preferably, the cross support frame internal rotation is equipped with the drive shaft, and drive shaft one end fixed connection is on the driving motor output, be equipped with a plurality of stirring boards between the cross support frame, mix inter-plate fixedly connected with sleeve, and sleeve fixed mounting is in the drive shaft, stir one side fixedly connected with elastic strip that the board is close to the recovery drum inner wall, the inside cavity that is equipped with of elastic strip, elastic strip surface and recovery drum inner wall offset, mix and seted up a plurality of movable grooves on the board surface, and drive shaft bottom fixedly connected with auxiliary drive mechanism, the elastic strip can avoid having the shredded paper to remain on the inner wall of recovery drum, can prolong the maintenance cycle of equipment, save the cost.

Preferably, the inner walls of the two ends of the movable groove are fixedly connected with connecting springs, the connecting springs are fixedly connected with a plurality of driving balls, the surface of each driving ball is provided with an upward fixedly connected rubber layer, metal blocks are fixedly arranged in the driving balls, a plurality of special-shaped shafts are arranged on the two sides of each connecting spring, each special-shaped shaft is arc-shaped and has elasticity, a plurality of elastic lugs are fixedly connected to one side, away from the corresponding connecting spring, of each special-shaped shaft, metal spines are movably arranged in the corresponding elastic lugs, when the stirring plate does circular motion, large waste paper fragments cannot be quickly smashed and are mixed in paper pulp, the driving balls can move in the movable groove under the action of centrifugal force, the inner walls of the special-shaped shafts can be extruded, the special-shaped shafts can be deformed, the metal spines can be pierced into massive waste paper, and the effect of assisting in smashing can be achieved, can further strengthen the recovery efficiency to waste paper, and the waste paper of caking can be fixed on the metal thorn, can carry out reciprocating motion in that paper pulp is inside under the effect of drive ball, can carry out the breakage with the waste paper group that is difficult to smash, avoids the follow-up circumstances of piling up at the sieve that leads to the sieve jam on the surface of waste paper group, then is smashed along with waste paper along with.

Preferably, supplementary actuating mechanism includes the fixed axle, fixed axle fixed connection is in the drive shaft bottom, fixed cover is equipped with solid fixed ring on the fixed axle surface, gu set up a plurality of hinge grooves on the fixed ring, and the inside rotation of hinge groove is equipped with articulated piece, fixedly connected with transmission shaft on the lateral wall of articulated piece one end, transmission shaft one end fixedly connected with strikes the ball, articulated piece bottom fixedly connected with arc spring, arc spring one end fixedly connected with buffer block, and the buffer block is the rubber material, fixed axle surface offsets with the annular block inner wall, and the fixed axle can drive the transmission shaft and make circular motion, strikes the ball and can strike the annular plate inner wall, makes supplementary edulcoration axle appear vibrations, can smash the shredded paper that becomes a ball, plays supplementary broken effect.

Preferably, supplementary recovery mechanism includes the go-between, go-between fixed connection is on the recovery section of thick bamboo inner wall, a plurality of supplementary edulcoration axles of fixedly connected with on the go-between inner wall, supplementary edulcoration axle has elasticity, a plurality of connection balls of supplementary edulcoration axle fixedly connected with on the surface, a plurality of toper barbed of fixedly connected with on the connection ball surface, and toper barbed have elasticity, and the elasticity barbed of connection ball surface can adsorb remaining unable broken impurity in the shredded paper, reduces its influence to the sieve, can further strengthen the branch sieve efficiency of sieve, reduces impurity and appears precipitating.

Preferably, supplementary edulcoration axle one end fixedly connected with connecting block, the inside cavity that is equipped with of connecting block, connecting block fixedly connected with annular slab on the surface, the annular slab inner wall supports with knocking the ball mutually, and the buoyancy that the connecting block received can strengthen, can drive supplementary edulcoration axle and slowly float, makes the clearance of supplementary edulcoration axle reduce, and great shredded paper group or impurity that can avoid drop on the sieve, influence the branch sieve efficiency of sieve.

Preferably, be equipped with a plurality of elastic disks between the sieve, the inside cavity that is equipped with of elastic disk, a plurality of elastic shafts of fixedly connected with on the surface of elastic disk both ends, the elastic shaft is the arc, the clean piece of elastic shaft one end fixedly connected with, clean piece offsets with the sieve inner wall, and the connecting block also can strike the sieve surface under the effect of striking the ball, can make the fine shake appear in the sieve, and the elastic disk receives the extrusion deformation that appears, can make the elastic shaft appear moving, and the clean piece can clean the sieve inner wall, reduces the equipment and moves for a long time and leads to the shredded paper to cause the condition that the sieve blockked up.

Compared with the prior art, the invention has the beneficial effects that:

1. when the stirring plate circularly moves, larger waste paper fragments cannot be quickly smashed and are mixed in paper pulp, the driving ball can move in the movable groove under the action of centrifugal force, the inner wall of the special-shaped shaft can be extruded, the special-shaped shaft can be deformed, metal thorns can penetrate into massive waste paper, the effect of assisting in crushing can be achieved, and the recovery efficiency of the waste paper can be further enhanced;

2. the waste paper blocking device can fix the caked waste paper through the metal pricks, can reciprocate in the paper pulp under the action of the driving balls, can crush waste paper clusters which are difficult to crush, and avoids the situation that the screen plate is blocked due to the fact that the waste paper clusters are subsequently accumulated on the surface of the screen plate;

3. according to the invention, the waste paper is smashed, the buoyancy force on the connecting block can be enhanced, the auxiliary impurity removal shaft can be driven to float slowly, the gap of the auxiliary impurity removal shaft is reduced, and the influence on the screening efficiency of the screen plate caused by the falling of larger paper crumbs or impurities on the screen plate can be avoided;

4. according to the invention, the transmission shaft can be driven to do circular motion through the fixed shaft, the knocking ball can knock the inner wall of the annular plate, so that the auxiliary impurity removal shaft vibrates, agglomerated paper shreds can be smashed, the effect of auxiliary smashing is achieved, and the elastic barbs on the surface of the connecting ball can adsorb impurities which are remained in the paper shreds and cannot be smashed, so that the influence of the impurities on the sieve plate is reduced, the sieving efficiency of the sieve plate can be further enhanced, and the impurities are reduced from being precipitated;

5. according to the invention, the surface of the sieve plate can be knocked under the action of knocking balls through the connecting block, so that the sieve plate can slightly shake, the elastic disc is extruded to deform, the elastic shaft can move, the cleaning block can clean the inner wall of the sieve plate, and the condition that the sieve plate is blocked due to paper shredding caused by long-time operation of equipment is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a schematic view of the structure of the movable trough of the present invention;

FIG. 5 is a schematic view of an auxiliary recovery mechanism according to the present invention;

FIG. 6 is a schematic view of an auxiliary recovery shaft according to the present invention;

fig. 7 is a schematic cross-sectional view of a screen panel of the present invention;

in the figure: 1. a recovery cylinder; 2. a cross support frame; 3. an auxiliary recovery mechanism; 4. a sieve plate; 5. an auxiliary drive mechanism; 11. a discharge outlet; 12. a sealing cover; 13. a drive motor; 21. stirring the plate; 22. an elastic strip; 23. a movable groove; 24. a profiled shaft; 25. a drive ball; 251. a connecting spring; 26. an elastic bump; 31. a connecting ring; 32. connecting blocks; 33. an annular plate; 34. an auxiliary impurity removal shaft; 35. a connecting ball; 41. a cleaning block; 42. an elastic shaft; 43. an elastic disc; 51. a fixed shaft; 52. a drive shaft; 53. a hinged block; 54. a fixing ring; 55. an arc spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a waste paper recovery processing device comprises a recovery cylinder 1, a plurality of connecting shafts are fixedly connected to the side wall of the recovery cylinder 1, a plurality of supporting legs are fixedly connected to the bottom of each connecting shaft, a plurality of discharge outlets 11 are formed in the bottom of the recovery cylinder 1, an annular array of the discharge outlets 11 is arranged at the bottom of the recovery cylinder 1, a sealing cover 12 is fixedly mounted at the top of the recovery cylinder 1, a driving motor 13 is fixedly mounted on the surface of each sealing cover 12, a pair of cross-shaped supporting frames 2 are fixedly connected to the inner wall of the recovery cylinder 1, the cross-shaped supporting frames 2 are mounted on the inner wall of the recovery cylinder 1, an auxiliary recovery mechanism 3 is arranged in the recovery cylinder 1 in a row and is positioned under the cross-shaped supporting frames 2, a pair of sieve plates 4 is fixedly mounted on the inner wall of the recovery cylinder 1, a certain proportion of waste paper and water is poured into the recovery cylinder 1, the driving shaft can be driven by the driving motor 13 to rotate, and a stirring plate 21 can make circular motion, can smash waste paper into paper pulp, can promote the recovery efficiency to waste paper.

2 rotations of cross support frame are equipped with the drive shaft, and drive shaft one end fixed connection is on driving motor 13 output, be equipped with a plurality of stirring boards 21 between cross support frame 2, fixedly connected with sleeve between the stirring board 21, and sleeve fixed mounting is in the drive shaft, it is close to one side fixed connection elastic strip 22 of 1 inner wall of recovery drum to stir board 21, the inside cavity that is equipped with of elastic strip 22, elastic strip 22 surface offsets with 1 inner wall of recovery drum, stir board 21 and seted up a plurality of movable grooves 23 on the surface, and drive shaft bottom fixedly connected with auxiliary driving mechanism 5, elastic strip 22 can avoid having the shredded paper to remain on the inner wall of recovery drum 1, can prolong the maintenance cycle of equipment, and the cost is saved.

The inner walls of two ends of the movable groove 23 are fixedly connected with a connecting spring 251, the connecting spring 251 is fixedly connected with a plurality of driving balls 25, the surface of the driving ball 25 is upwards fixedly connected with a rubber layer, a metal block is fixedly arranged in the driving ball 25, a plurality of special-shaped shafts 24 are arranged on two sides of the connecting spring 251, the special-shaped shafts 24 are arc-shaped and have elasticity, one side of each special-shaped shaft 24, which is far away from the connecting spring 251, is fixedly connected with a plurality of elastic lugs 26, metal spines are movably arranged in the elastic lugs 26, when the stirring plate 21 does circular motion, large waste paper fragments cannot be quickly smashed and are mixed in paper pulp, the driving ball 25 can move in the movable groove 23 under the action of centrifugal force, the inner wall of each special-shaped shaft 24 can be extruded, the special-shaped shafts 24 can be deformed, the metal spines can be pierced into large waste paper, the effect of assisting in smashing can be achieved, and the recovery efficiency of the waste paper can be further enhanced, and the waste paper of caking can be fixed on the metal thorn, can carry out reciprocating motion in the paper pulp inside under the effect of drive ball 25, can break the waste paper group that is difficult to smash, avoids the follow-up circumstances of piling up on the surface of sieve 4 and leading to sieve 4 to block up of waste paper group, then is smashed along with waste paper along with.

Auxiliary driving mechanism 5 includes fixed axle 51, fixed axle 51 fixed connection is in the drive shaft bottom, fixed axle 51 fixed cover is equipped with solid fixed ring 54 on the surface, gu seted up a plurality of hinge grooves on the fixed ring 54, and the inside rotation of hinge groove is equipped with articulated piece 53, fixedly connected with transmission shaft 52 on the lateral wall of articulated piece 53 one end, the ball is beaten to 52 one end fixedly connected with of transmission shaft, articulated piece 53 bottom fixedly connected with arc spring 55, arc spring 55 one end fixedly connected with buffer block, and the buffer block is the rubber material, fixed axle 51 surface offsets with the annular block inner wall, fixed axle 51 can drive transmission shaft 52 and make circular motion, it can beat the annular plate 33 inner wall to beat the ball, make supplementary edulcoration axle 34 vibrations appear, can smash the shredded paper that becomes a ball, play supplementary broken effect.

Supplementary mechanism 3 of retrieving includes go-between 31, go-between 31 fixed connection is on 1 inner wall of recovery section of thick bamboo, a plurality of supplementary edulcoration axle of fixedly connected with 34 on the go-between 31 inner wall, supplementary edulcoration axle 34 has elasticity, a plurality of connection balls 35 of fixedly connected with on the surface of supplementary edulcoration axle 34, connect a plurality of toper area thorn of fixedly connected with on the surface of ball 35, and toper area thorn has elasticity, the elasticity barb of connecting ball 35 surface can adsorb remaining unable broken impurity in the shredded paper, reduce its influence to sieve 4, can further strengthen the branch sieve efficiency of sieve 4, reduce impurity and appear deposiing.

Supplementary edulcoration axle 34 one end fixedly connected with connecting block 32, the inside cavity that is equipped with of connecting block 32, connecting block 32 fixed connection annular plate 33 on the surface, annular plate 33 inner wall supports with knocking the ball mutually, the buoyancy that connecting block 32 received can strengthen, can drive supplementary edulcoration axle 34 and slowly float, makes the clearance of supplementary edulcoration axle 34 reduce, great garrulous paper group or impurity that can avoid drop on sieve 4, influence the branch sieve efficiency of sieve 4.

Be equipped with a plurality of elastic disks 43 between sieve 4, the inside cavity that is equipped with of elastic disk 43, a plurality of elastic shafts 42 of fixedly connected with on the surface of elastic disk 43 both ends, elastic shaft 42 is the arc, elastic shaft 42 one end fixedly connected with cleaning block 41, cleaning block 41 offsets with 4 inner walls of sieve, connecting block 32 also can strike 4 surfaces of sieve under the effect of striking the batting, can make fine shake appear in sieve 4, and elastic disk 43 receives the extrusion and appears deformation, can make elastic shaft 42 appear the motion, cleaning block 41 can clean 4 inner walls of sieve, reduce the equipment long-time operation and lead to the shredded paper to cause the condition that sieve 4 blockked up.

The working principle is as follows: waste paper and water are firstly arranged in a certain proportion and poured into the recovery cylinder 1, the driving shaft can be driven to rotate through the driving motor 13, the stirring plate 21 can make circular motion, the waste paper can be smashed into paper pulp, the recovery efficiency of the waste paper can be improved, when the stirring plate 21 makes circular motion, larger waste paper fragments can not be quickly smashed and are mixed in the paper pulp, the driving ball 25 can move in the movable groove 23 under the action of centrifugal force and can extrude the inner wall of the special-shaped shaft 24, the special-shaped shaft 24 can be deformed, the metal thorn can be punctured into massive waste paper, the effect of auxiliary fragmentation can be achieved, the recovery efficiency of the waste paper can be further enhanced, the caked waste paper can be fixed on the metal thorn, reciprocating motion can be performed in the paper pulp under the action of the driving ball 25, and waste paper clusters which are difficult to be smashed can be smashed, the situation that the screen plate 4 is blocked due to the fact that waste paper is subsequently accumulated on the surface of the screen plate 4 is avoided, then along with the smashing of the waste paper, the buoyancy force borne by the connecting block 32 can be enhanced, the auxiliary impurity removal shaft 34 can be driven to float slowly, the gap of the auxiliary impurity removal shaft 34 is reduced, larger broken paper lumps or impurities which can be avoided can fall on the screen plate 4 to affect the sieving efficiency of the screen plate 4, meanwhile, the fixing shaft 51 can drive the transmission shaft 52 to do circular motion, the knocking ball can knock the inner wall of the annular plate 33, the auxiliary impurity removal shaft 34 vibrates to smash the broken paper lumps to achieve the effect of auxiliary smashing, the elastic barbs on the surface of the connecting ball 35 can absorb the impurities which are remained in the broken paper and cannot be smashed, the influence of the impurities on the screen plate 4 is reduced, the sieving efficiency of the screen plate 4 can be further enhanced, the precipitation of the impurities is reduced, and the connecting block 32 can also knock the surface of the screen plate 4 under the action of knocking balls, can make fine shake appear in sieve 4, and elastic disc 43 receives the extrusion deformation that appears, can make elastic shaft 42 appear moving, and clean piece 41 can clean 4 inner walls of sieve, and the long-time operation of reduction equipment leads to the shredded paper to cause the condition that sieve 4 blockked up.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.