CN220780666U

CN220780666U - Paper shredder

Info

Publication number: CN220780666U
Application number: CN202322452283.0U
Authority: CN
Inventors: 郑汉群
Original assignee: Yancheng Technician College Of Jiangsu Province Jiangsu Yancheng Senior Technical School Yancheng Industrial School
Current assignee: Yancheng Technician College Of Jiangsu Province Jiangsu Yancheng Senior Technical School Yancheng Industrial School
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-16
Anticipated expiration: 2033-09-11

Abstract

The utility model relates to the technical field of paper shredders and discloses a paper shredder, which comprises a box body, wherein one side of the bottom of the box body is connected with a box door through a hinge, the bottom of the inner side of the box body is provided with a limiting groove, the inner side of the limiting groove is provided with a collecting box, the outer sides of two second rotating shafts are respectively fixed with a plurality of first paper shredders and second paper shredders, the inner side of the box body is provided with a compacting component, paper is smashed by the opposite movement of the first paper shredders and the second paper shredders from the inner side of a paper feeding hopper, an output shaft of a second motor drives a reciprocating screw rod to rotate, a limiting block moves downwards along a sliding rod, at the moment, a supporting rod is pushed to move to one side by the limiting block, a pressing plate is pushed to move to the upper side of the collecting box, fluffy paper shreds inside the collecting box are extruded, excessive volume occupied by fluffy paper is avoided, more amount of paper can be smashed by the paper shreds, and the working efficiency of the paper shredder in use is improved.

Description

Paper shredder

Technical Field

The utility model relates to the technical field of paper shredders, in particular to a paper shredder.

Background

The shredder consists of a set of rotating blades, paper combs and a drive motor. The paper is fed from the middle of the mutually meshed cutting edges and is divided into a plurality of tiny paper sheets so as to achieve the aim of confidentiality.

In the Chinese patent with the publication number of CN212468372U, a paper shredder is disclosed, the paper shredder comprises a box body, a paper feeding hopper is embedded at the top of the box body, an L-shaped plate is arranged between the inner walls of the left side and the right side of the box body, two first rotating shafts are arranged between the inner walls of the front side of the box body, a plurality of first cutters are uniformly distributed outside the first rotating shafts respectively, one end of each first rotating shaft penetrates through the outer wall of the L-shaped plate and is connected with a first motor, and the first motor is fixed on the outer wall of the L-shaped plate.

The following drawbacks exist in the above patents: the first rotating shaft drives the plurality of first cutters outside the first rotating shaft to cut paper, and as the cut paper is in a fluffy state, after a certain amount of paper is collected inside the collection box due to the fact that the fluffy state paper is collected inside the collection box, workers are required to clean the collection box frequently, and the paper shredder is low in efficiency when in use.

Disclosure of Invention

The present utility model is directed to a shredder for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the paper shredder comprises a box body, wherein one side of the bottom of the box body is connected with a box door through a hinge, the bottom of the inner side of the box body is provided with a limit groove, the inner side of the limit groove is provided with a collecting box, the top of the box body is provided with a paper feeding hopper, the inner side wall of the box body is fixedly provided with a first motor, the inner side wall of the box body is rotationally connected with two second rotating shafts through bearings, the outer sides of the two second rotating shafts are respectively fixedly provided with a plurality of first paper shredding cutters and second paper shredding cutters, and the inner side of the box body is provided with a compacting component;

the pressing assembly comprises a second motor and a pressing plate, wherein the number of the third motors is two at the top of the pressing plate, a first rotating shaft is fixed at the output shaft end of the third motor, and a reciprocating screw rod is fixed at the output shaft end of the second motor.

Preferably, the outer side of the reciprocating screw rod is connected with a limiting block in a threaded manner, and two supporting rods are hinged to one side of the limiting block.

Preferably, a sliding rod is movably penetrated outside the limiting block, and two ends of the sliding rod are respectively fixed on one side of the second motor and one side of the box body.

Preferably, a rubber rod is fixed at the bottom of the first rotating shaft, two lugs are fixed at the top of the pressing plate, and one side of each lug is hinged to one side of the supporting rod.

Preferably, one side of the second motor is fixed on the inner wall of the box body, and one side of the pressing plate is hinged on the inner wall of the box body.

Preferably, one end of the second rotating shaft is fixed at the output shaft end of the first motor, the two second rotating shafts are connected through gear meshing, a switch group is arranged on the outer side of the box body, and the output ends of the switch group are respectively and electrically connected with the input ends of the first motor, the second motor and the third motor.

Compared with the prior art, the technical scheme provided by the utility model has the following technical effects:

1. the paper is added to the inner side of the box body from the inner side of the paper feeding hopper, the first paper shredding knife and the second paper shredding knife move oppositely to crush the paper, the output shaft of the second motor drives the reciprocating screw rod to rotate, the limiting block moves downwards along the sliding rod, at the moment, the limiting block pushes the supporting rod to move to one side, the pressing plate is pushed to move to the upper side of the collecting box, the fluffy paper inside the collecting box is extruded, the fluffy paper is prevented from occupying excessive volume, the crushed paper is compacted, the paper shredder can crush a plurality of paper sheets, and the working efficiency of the paper shredder in use is improved.

2. When the smashed paper is compressed, the smashed paper is disturbed by the rotation of the rubber rod, so that the position of the smashed paper is moved, the situation that the smashed paper is spliced in sequence after being taken out is avoided, and the confidentiality of the paper shredder in use is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a first front view in cross section;

FIG. 2 is a schematic diagram of a second front view of the present utility model;

FIG. 3 is a schematic diagram of a front view of the present utility model;

FIG. 4 is a schematic view of a cross-sectional structure of a platen according to the present utility model;

FIG. 5 is a schematic top view of the paper shredding knife of the present utility model;

fig. 6 is a schematic perspective view of a stopper according to the present utility model.

Reference numerals illustrate: 1. a case; 2. a first motor; 3. a compression assembly; 31. a reciprocating screw rod; 32. a second motor; 33. a slide bar; 34. a limiting block; 35. a support rod; 37. a third motor; 38. a rubber rod; 39. a first rotating shaft; 310. a pressing plate; 311. a bump; 4. a door; 5. a collection box; 6. a limit groove; 7. a second rotating shaft; 8. a paper feed hopper; 9. a first paper shredding knife; 10. a second paper shredding knife; 11. and a switch group.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of a plurality of "a number" is two or more, unless explicitly defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the scope of the present disclosure, since any structural modifications, proportional changes, or dimensional adjustments made by those skilled in the art should not be made in the present disclosure without affecting the efficacy or achievement of the present disclosure.

Examples

Referring to fig. 1-6, the present utility model provides a technical solution: the paper shredder comprises a box body 1, wherein one side of the bottom of the box body 1 is connected with a box door 4 through a hinge, a switch group 11 is pressed, an output shaft of a first motor 2 is controlled to rotate to drive a second rotating shaft 7 to rotate, at the moment, under the meshing of gears, a first paper shredding knife 9 and a second paper shredding knife 10 move oppositely to crush paper, a limit groove 6 is formed in the bottom of the inner side of the box body 1, a collecting box 5 is arranged on the inner side of the limit groove 6, in a compressed state in fig. 1, in an uncompressed state in fig. 2, the crushed paper is collected on the inner side of the collecting box 5, the box door 4 is opened, the collecting box 5 on the inner side of the limit groove 6 is taken out to clean the inside of the box body, a paper feeding hopper 8 is arranged at the top of the box body 1, the inner side wall of the box body 1 is fixedly provided with the first motor 2, the inner side walls of the box body 1 are rotatably connected with two second rotating shafts 7 through bearings, a plurality of first paper shredding knives 9 and second paper shredding knives 10 are respectively fixed on the outer sides of the two second rotating shafts 7, and a compressing assembly 3 is arranged on the inner side of the box body 1;

the pressing assembly 3 comprises a second motor 32 and a pressing plate 310, wherein two third motors 37 are fixed at the top of the pressing plate 310, a first rotating shaft 39 is fixed at the output shaft end of each third motor 37, a reciprocating screw rod 31 is fixed at the output shaft end of each second motor 32, the output shaft of each second motor 32 drives the corresponding reciprocating screw rod 31 to rotate, a limiting block 34 moves downwards along a sliding rod 33, at the moment, the limiting block 34 pushes a supporting rod 35 to move to one side, the pressing plate 310 is pushed to move to the upper side of the collecting box 5, loose broken paper at the inner side of the collecting box 5 is extruded, the limiting block 34 is connected to the outer side of each reciprocating screw rod 31 in a threaded mode, two supporting rods 35 are hinged to one side of each limiting block 34, and the output shaft end of each second motor 32 is provided with a band-type brake structure.

The stopper 34 outside activity is run through and is had slide bar 33, and the both ends of slide bar 33 are fixed in one side of second motor 32 and box 1 respectively, and first pivot 39 bottom is fixed with rubber pole 38, and clamp plate 310 top is fixed with two lug 311 in quantity, and one side of lug 311 articulates in one side of bracing piece 35, and the output shaft of third motor 37 drives first pivot 39 and rotates, drives rubber pole 38 simultaneously and rotates, and rubber pole 38 rotates the paper that will smash and breaks up for the paper position after smashing takes place to move, avoids taking out the garrulous paper and splice according to the order.

One side of the second motor 32 is fixed on the inner side wall of the box body 1, one side of the pressing plate 310 is hinged on the inner wall of the box body 1, one end of one second rotating shaft 7 is fixed on the output shaft end of the first motor 2, the two second rotating shafts 7 are connected through gear engagement, a switch group 11 is arranged on the outer side of the box body 1, the output ends of the switch group 11 are respectively and electrically connected with the input ends of the first motor 2, the second motor 32 and the third motor 37, fluffy paper is prevented from occupying excessive volume, the paper after being crushed is compacted, the paper crusher can crush more paper, and the working efficiency of the paper crusher in use is improved

Working principle: when the paper shredder is needed, firstly, paper to be shredded is added into the inner side of the box body 1 from the inner side of the paper feeding hopper 8, then the switch group 11 is pressed, the output shaft of the first motor 2 is controlled to rotate to drive the second rotating shaft 7 to rotate, at the moment, under the meshing of gears, the first paper shredding knife 9 and the second paper shredding knife 10 move oppositely to shred the paper, after the paper is shredded once, the output shaft of the second motor 32 drives the reciprocating screw 31 to rotate, the limiting block 34 moves downwards along the sliding rod 33, at the moment, the limiting block 34 pushes the supporting rod 35 to move to one side, the pressing plate 310 moves to the upper side of the collecting box 5, the fluffy paper inside the collecting box 5 is extruded, excessive volume occupied by the fluffy paper is avoided, and a plurality of paper can be shredded by compacting the shredded paper, so that the working efficiency of the paper shredder is improved when the paper shredder is used;

meanwhile, when the pressing plate 310 is pressed down, the output shaft of the third motor 37 drives the first rotating shaft 39 to rotate, meanwhile, the rubber rod 38 is driven to rotate, the rubber rod 38 rotates to disturb the smashed paper, the position of the smashed paper moves, the situation that the smashed paper is spliced in sequence after being taken out is avoided, and the confidentiality of the paper shredder in use is improved.

The model of the second motor 32 is: ASF120A.

Thus, embodiments of the present utility model have been described in detail with reference to the accompanying drawings. It should be noted that, in the drawings or the text of the specification, implementations not shown or described are all forms known to those of ordinary skill in the art, and not described in detail. Furthermore, the above definitions of the components are not limited to the specific structures, shapes or modes mentioned in the embodiments, and may be simply modified or replaced by those of ordinary skill in the art.

Those skilled in the art will appreciate that the features recited in the various embodiments of the utility model and/or in the claims may be combined in various combinations and/or combinations, even if such combinations or combinations are not explicitly recited in the utility model. In particular, the features recited in the various embodiments of the utility model and/or in the claims can be combined in various combinations and/or combinations without departing from the spirit and teachings of the utility model. All such combinations and/or combinations fall within the scope of the utility model.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the utility model thereto, but to limit the utility model thereto, and any modifications, equivalents, improvements and equivalents thereof may be made without departing from the spirit and principles of the utility model.

Claims

1. The utility model provides a kneader, includes box (1), its characterized in that: the novel paper shredder is characterized in that one side of the bottom of the box body (1) is connected with the box door (4) through a hinge, the bottom of the inner side of the box body (1) is provided with a limiting groove (6), the inner side of the limiting groove (6) is provided with a collecting box (5), the top of the box body (1) is provided with a paper feeding hopper (8), the inner side wall of the box body (1) is fixedly provided with a first motor (2), the inner side wall of the box body (1) is rotatably connected with two second rotating shafts (7) through bearings, the outer sides of the two second rotating shafts (7) are respectively fixedly provided with a plurality of first paper shredding cutters (9) and second paper shredding cutters (10), and the inner side of the box body (1) is provided with a compacting component (3);

the pressing assembly (3) comprises a second motor (32) and a pressing plate (310), wherein the number of third motors (37) is two at the top of the pressing plate (310), a first rotating shaft (39) is fixed at the output shaft end of the third motors (37), and a reciprocating screw rod (31) is fixed at the output shaft end of the second motor (32).

2. A shredder according to claim 1, wherein: the reciprocating screw rod (31) is externally connected with a limiting block (34) in a threaded mode, and two supporting rods (35) are hinged to one side of the limiting block (34).

3. A shredder according to claim 2, wherein: the outer side of the limiting block (34) movably penetrates through a sliding rod (33), and two ends of the sliding rod (33) are respectively fixed on one side of the second motor (32) and one side of the box body (1).

4. A shredder according to claim 3, wherein: the bottom of the first rotating shaft (39) is fixedly provided with a rubber rod (38), the top of the pressing plate (310) is fixedly provided with two protruding blocks (311), and one side of each protruding block (311) is hinged to one side of the supporting rod (35).

5. A shredder according to claim 1, wherein: one side of the second motor (32) is fixed on the inner side wall of the box body (1), and one side of the pressing plate (310) is hinged on the inner wall of the box body (1).

6. A shredder according to claim 1, wherein: one of the two output shaft ends of the first motor (2) is fixed at one end of the second rotating shaft (7), the two output shaft ends of the first motor (2) are connected through gear engagement, a switch group (11) is arranged on the outer side of the box body (1), and the output ends of the switch group (11) are respectively and electrically connected with the input ends of the first motor (2), the second motor (32) and the third motor (37).