CN221046264U - Paper feeding structure and paper shredder - Google Patents
Paper feeding structure and paper shredder Download PDFInfo
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- CN221046264U CN221046264U CN202322894286.XU CN202322894286U CN221046264U CN 221046264 U CN221046264 U CN 221046264U CN 202322894286 U CN202322894286 U CN 202322894286U CN 221046264 U CN221046264 U CN 221046264U
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- 238000003825 pressing Methods 0.000 claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 description 6
- 239000010893 paper waste Substances 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of paper shredders, in particular to a paper feeding structure and a paper shredder. A paper feeding structure comprising: a paper tray, on which a main shredding groove is formed; the paper rubbing wheels are rotationally assembled at two sides of the main paper shredding groove, and the peripheral surface of the paper rubbing wheels is provided with knife tips which are circumferentially distributed; the cover plate is hinged and assembled above the paper tray, and a manual paper feeding port is formed in the cover plate and is positioned right above the main paper shredding groove; the pressing plate is elastically assembled on the lower surface of the cover plate, bulges are formed on the pressing plate towards the paper tray, the bulges are distributed on two sides of the paper rubbing wheel, and when paper is borne by the paper tray, the pressing plate can press the paper from the upper side of the paper. The paper shredder solves the technical problems that paper is required to be manually fed, time is consumed, and working efficiency is low in the prior art.
Description
Technical Field
The utility model relates to the technical field of paper shredders, in particular to a paper feeding structure and a paper shredder.
Background
At present, from the aspect of preventing information leakage, the file is not always abandoned as it is, but is crushed by a shredder and then is subjected to garbage disposal, so that the effect of preventing information leakage is achieved. Paper shredders are a common office appliance, and the basic principle of paper shredders is to cut paper into small pieces by serrated blades.
The invention discloses a paper shredder with an automatic paper dust collecting mechanism, which comprises a paper shredder shell, wherein a paper inlet is formed in the middle of the top end of the paper shredder shell, a collecting shell is slidably connected to the top end of one side of the paper shredder shell, a motor shell is fixedly arranged at the top end of one side of the inner wall of the collecting shell, a crushing roller is rotatably connected to one side of the motor shell, the collecting mechanism is arranged in the collecting shell, the collecting mechanism comprises a screw rod and a pressing plate, one side of the screw rod is provided with a sliding rod, and a displacement block slides along the screw rod through the arrangement of the collecting mechanism; the air blowing pipe is connected with external air supply equipment, the air blowing pipe blows high-pressure air to clean paper scraps adhered in the paper shredder shell, the phenomenon that small-volume paper scraps are adhered to the inner wall of the paper shredder is avoided, and the paper scraps are convenient to clean and collect. The shredder can crush and collect the waste paper, but the shredder needs a user to manually throw in the waste paper, for example, if the waste paper is too much, the required time is long, and the working efficiency is low.
Disclosure of utility model
In order to solve the technical problems of time consumption and low working efficiency of the paper shredder in the prior art, the utility model provides a paper feeding structure and the paper shredder, and solves the technical problems.
In order to solve the above technical problems, the present utility model provides a paper feeding structure, including:
A paper tray, on which a main shredding groove is formed;
The paper rubbing wheels are rotationally assembled at two sides of the main paper shredding groove, and the peripheral surface of the paper rubbing wheels is provided with knife tips which are circumferentially distributed;
The cover plate is hinged and assembled above the paper tray, and a manual paper feeding port is formed in the cover plate and is positioned right above the main paper shredding groove;
The pressing plate is elastically assembled on the lower surface of the cover plate, bulges are formed on the pressing plate towards the paper tray, the bulges are distributed on two sides of the paper rubbing wheel, and when paper is borne by the paper tray, the pressing plate can press the paper from the upper side of the paper.
According to one embodiment of the utility model, the paper rubbing wheel comprises a rubber wheel and a blade, wherein the outer edge of the blade is uniformly provided with a cutter point, and the cutter point protrudes out of the outer peripheral surface of the rubber wheel.
According to one embodiment of the utility model, the paper rubbing wheel comprises two rubber wheels, and the blades are arranged between the two rubber wheels and on two sides of the two rubber wheels.
According to one embodiment of the utility model, the paper rubbing wheels on the same side of the main shredding groove are assembled on the same rotating shaft, and the paper rubbing wheels on two sides of the main shredding groove are symmetrically arranged.
According to one embodiment of the utility model, the pressing plate is provided with a through groove, and the manual paper feeding port, the through groove and the main paper shredding groove are arranged in sequence in a right opposite mode.
According to one embodiment of the utility model, the protrusions are strip-shaped protrusions parallel to the length direction of the through groove.
According to one embodiment of the utility model, at least two strip-shaped bulges are respectively formed on two sides of the paper rubbing wheel.
According to one embodiment of the utility model, the two ends of the pressing plate are formed with downward folded edges.
A shredder, comprising:
A chassis;
The paper feeding structure is positioned at the top end of the case;
The paper shredding mechanism is positioned below the paper tray, and an inlet of the paper shredding mechanism is opposite to the main paper shredding groove;
And the storage basket is arranged in the case and is positioned below the paper shredding mechanism.
According to one embodiment of the utility model, the main shredding slot is located on the midline of the receiving basket.
Based on the technical scheme, the utility model has the following technical effects:
According to the paper feeding structure, the main paper shredding groove is arranged on the paper tray, and the manual paper feeding port is arranged on the cover plate, so that paper to be crushed can be fed from the manual paper feeding port and can be placed on the paper tray and automatically input and crushed, a stack of paper can be directly placed on the paper tray without manual paper feeding by a user, the labor intensity of the user is reduced, and the efficiency is improved; the outer peripheral surface of the paper rubbing wheel is provided with the cutter point, and the cutter point protrudes out of the outer peripheral surface of the paper rubbing wheel, so that when the paper rubbing machine works, under the pressure of the pressing plate, the cutter point can pierce a plurality of papers to drive the papers to enter the paper inlet, and the paper shredding efficiency is greatly improved; the bulges arranged below the pressing plate and the paper tray apply different pressures to different parts of the paper together so as to obtain the effects of drawing out staples, paperclips and the like;
According to the paper feeding structure, the paper rubbing wheels comprise the two rubber wheels and the blades, the blades are arranged between the two rubber wheels and on two sides of the two rubber wheels, and the tip of the outer edge of each blade protrudes out of the outer peripheral surface of each rubber wheel, so that a plurality of blades can stably engage with a plurality of layers of paper, the paper feeding efficiency is improved, and the time consumed when the paper feeding efficiency faces a large amount of work is reduced; in order to keep the paper feeding stable, an auxiliary rubber wheel is arranged at the root of the cutter tooth, so that the paper feeding is more stable, and the paper cutting is more smooth;
According to the paper feeding structure, downward folded edges are formed at the two ends of the pressing plate, so that an effect of blocking A4 paper is achieved, and A3/A4 paper compatibility is achieved;
According to the paper shredder disclosed by the utility model, the main paper shredding groove is positioned on the central line of the storage basket, shredded paper can fall into the storage basket and is stacked outwards from the center, waste paper can not leak outwards when the waste paper is drawn out, and the utilization rate of the storage basket is high.
Drawings
FIG. 1 is a schematic view of a paper feeding structure according to the present utility model;
FIG. 2 is a schematic view of a paper feeding structure at another view angle;
FIG. 3 is a top view of a paper feed structure;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a schematic view of the structure of the rubbing wheel when mated with the paper tray;
FIG. 6 is a schematic view of the structure of FIG. 5 from another perspective;
FIG. 7 is a schematic view of the structure of the rubbing wheel assembled on the rotating shaft;
fig. 8 is an enlarged view of a portion B of fig. 7;
FIG. 9 is a schematic view of the platen assembled to the cover plate;
FIG. 10 is a schematic structural view of a platen;
FIG. 11 is a schematic view of the platen in another view;
FIG. 12 is a schematic diagram of a shredder;
FIG. 13 is a schematic diagram of a shredder with a portion of the chassis omitted;
FIG. 14 is a schematic view of the shredder with the chassis and basket omitted;
In the figure: 1-a paper tray; 11-a main shredding groove; 12-upper convex part; 13-a sensing member; 14-groove portions; 15-avoiding opening; 2-a paper rubbing wheel; 21-a rubber wheel; 22-blade; 3-cover plate; 31-a manual paper feed port; 4-pressing plates; 41-pass through slots; 42-bulge; 43-flanging; 44-avoiding holes; 5-rotating shaft; 6-a spring; 7-a case; 71-a separator; 711-via; 8-paper shredding mechanism; 9-a storage basket.
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. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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 is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.
As shown in fig. 1-14, the present embodiment provides a paper feeding structure, which includes a paper tray 1, a paper rubbing wheel 2 and a cover plate 3, wherein the paper tray 1 is used for supporting paper, a main shredding groove 11 is formed on the paper tray 1, the paper rubbing wheel 2 is assembled below the paper tray 1, a part of the paper rubbing wheel 2 passes through the paper tray 1, and the paper rubbing wheel 2 can rotate to drive the paper on the paper tray 1 to enter the main shredding groove 11; the cover plate 3 is assembled above the paper tray 1 in a handover manner, and a manual paper feed port 31 is formed in the cover plate 3, and the manual paper feed port 31 is located right above the main shredding groove 11. The paper feeding structure of the present embodiment can be used for manual paper feeding, and a user can feed paper from the manual paper feeding port 31; the paper feeding structure can also automatically feed paper, a user can open the cover plate 3, place the paper on the paper tray 1, and the paper rubbing wheel 2 rotates to bring the paper into the main paper shredding groove 11.
A main shredding groove 11 is formed in the paper tray 1, and the upper surface of the paper tray 1 is used for supporting paper. Specifically, the main shredding groove 11 is located at the middle of the paper tray 1, an upper convex portion 12 is formed on the upper surface of the paper tray 1, a position of the lower surface of the paper tray 1 corresponding to the upper convex portion 12 is a concave portion 14, and paper is placed on the upper convex portion 12.
As a preferable embodiment of the present embodiment, the upper protruding portion 12 is symmetrically arranged with the main shredding groove 11 as a center line, and the upper protruding portion 12 located at one side of the main shredding groove 11 is T-shaped.
As a preferred technical solution of this embodiment, in order to detect whether there is paper on the paper tray 1, the upper protrusion 12 is formed with a sensing member 13, and when the paper is placed on the paper tray 1, the sensing member 13 senses weight, and can trigger the paper rubbing wheel 2 to work, so as to bring the paper into the main shredding groove 11 for shredding.
The paper rubbing wheel 2 comprises a rubber wheel 21 and a blade 22, wherein the outer edge of the blade 22 is provided with a cutter point, and the cutter point protrudes out of the outer circumferential surface of the rubber wheel 21. In this embodiment, each paper rubbing wheel 2 includes two rubber wheels 21, and blades 22 are stacked between the two rubber wheels 21 and on both sides of the two rubber wheels 21. When the paper rubbing wheel 2 rotates, a plurality of paper sheets can be pierced, so that a plurality of paper sheets can be taken at the same time, and the working efficiency is high.
As a preferred technical scheme of the embodiment, the number of the paper rubbing wheels 2 is multiple, and the plurality of paper rubbing wheels 2 are symmetrically arranged at two sides of the main paper shredding groove 11. Specifically, the paper rubbing wheels 2 positioned on the same side of the main shredding groove 11 are assembled on the same rotating shaft 5; on the same rotating shaft 5, the interval between two adjacent paper rubbing wheels 2 is equal.
As a preferable technical scheme of the embodiment, the rotating shaft 5 and the paper rubbing wheel 2 are positioned at the groove part 14 of the paper tray 1, the paper tray 1 is provided with an avoiding opening 15 corresponding to the paper rubbing wheel 2, and a part of the paper rubbing wheel 2 extends out of the avoiding opening 15.
The cover plate 3 is hinged and assembled above the paper tray 1, a manual paper feeding port 31 is formed on the cover plate 3, the manual paper feeding port 31 is positioned right above the main paper shredding groove 11, and a user can directly throw paper to be crushed from the manual paper feeding port 31.
The cover plate 3 is provided with a pressing plate 4, the pressing plate 4 is elastically assembled below the cover plate 3, and the pressing plate 4 can be used for pressing the paper on the paper tray 1, so that the tip of the blade 22 of the paper rubbing wheel 2 is easy to pierce the paper, and the paper taking force is applied to a plurality of papers. The platen 4 is formed with a passage groove 41, and the manual paper feed port 31, the passage groove 41 and the main shredding groove 11 are disposed in this order.
As a preferable technical scheme of the embodiment, a plurality of springs 6 are uniformly distributed between the pressing plate 4 and the cover plate 3, one end of each spring 6 is connected with the pressing plate 4, and the other end is connected with the cover plate 3.
As a preferable technical solution of the present embodiment, the pressing plate 4 is formed with a protrusion 42 toward the paper tray 1, the protrusion 42 is a strip-shaped protrusion, the protrusion 42 is parallel to the through slot 41, at least two protrusions 42 are respectively distributed on two sides of the through slot 41, and at least two protrusions 42 on the same side of the through slot 41 are arranged in parallel at intervals. By the protrusions 42 on the pressing plate 4, different pressures are applied to different portions of the paper together with the paper tray 1, so that the effects of drawing out staples, clips, and the like are obtained. In addition, the protrusions 42 may also function as reinforcing ribs, increasing the strength of the platen 4.
As the preferable technical scheme of the embodiment, the two ends of the pressing plate 4 are also provided with the folded edges 43, and the folded edges 43 are downwards bent, so that the effect of blocking A4 paper can be achieved, and the A3/A4 paper compatibility can be realized.
The embodiment also provides a paper shredder, which comprises a case 7, a paper shredding mechanism 8 and a containing basket 9, wherein the paper feeding structure is positioned at the top end of the case 7, and the cover plate 3 can just cover the top end opening of the case 7; the paper shredding mechanism 8 is positioned in the case 7, the paper shredding mechanism 8 is positioned below the paper tray 1, and the inlet of the paper shredding mechanism 8 is opposite to the main paper shredding groove 11; the containing basket 9 is arranged in the case 7 and below the shredder 8, the containing basket 9 is arranged on the bottom plate of the case 7, and the containing basket 9 is used for containing the shredded paper scraps of the shredder 8.
As a preferable technical scheme of the embodiment, a partition plate 71 is formed between the paper shredding mechanism 8 and the containing basket 9, and a through hole is formed in the middle of the partition plate 71, so that shredded paper scraps can fall into the containing basket 9 conveniently.
As the preferable technical scheme of the embodiment, the main paper shredding groove 11 is positioned on the central line of the containing basket 9, the shredded paper can fall into the containing basket and be stacked outwards from the center, waste paper can not leak out when being extracted, and the utilization rate of the containing basket is high.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (10)
1. A paper feeding structure, comprising:
A paper tray (1), wherein a main shredding groove (11) is formed on the paper tray (1);
The paper rubbing wheel (2) is rotationally assembled on two sides of the main paper shredding groove (11), and the peripheral surface of the paper rubbing wheel (2) is provided with knife tips which are circumferentially arranged;
The cover plate (3) is hinged and assembled above the paper tray (1), a manual paper feeding port (31) is formed in the cover plate (3), and the manual paper feeding port (31) is positioned right above the main paper shredding groove (11);
The pressing plate (4), the pressing plate (4) is elastically assembled on the lower surface of the cover plate (3), the pressing plate (4) faces the paper tray (1) and is formed with bulges (42), the bulges (42) are distributed on two sides of the paper rubbing wheel (2), and when paper is borne by the paper tray (1), the pressing plate (4) can press the paper from the upper side of the paper.
2. The paper feeding structure according to claim 1, wherein the paper rubbing wheel (2) comprises a rubber wheel (21) and a blade (22), wherein the outer edge of the blade (22) is uniformly provided with knife tips, and the knife tips protrude out of the outer peripheral surface of the rubber wheel (21).
3. A paper feeding structure according to claim 2, characterized in that the paper rubbing wheel (2) comprises two rubber wheels (21), the blades (22) being arranged between the two rubber wheels (21) and on both sides of the two rubber wheels (21).
4. A paper feeding structure according to any one of claims 1-3, characterized in that the paper rubbing wheels (2) located on the same side of the main shredding groove (11) are mounted on the same shaft (5), and the paper rubbing wheels (2) located on both sides of the main shredding groove (11) are symmetrically arranged.
5. A paper feeding structure according to claim 1, wherein the pressing plate (4) is formed with a through groove (41), and the manual paper feeding port (31), the through groove (41) and the main shredding groove (11) are arranged in sequence and opposite to each other.
6. A paper feeding structure according to claim 5, wherein the protrusions (42) are strip-shaped protrusions parallel to the longitudinal direction of the passing groove (41).
7. A paper feeding structure according to claim 6, wherein at least two strip-shaped protrusions are formed on both sides of the paper rubbing wheel (2).
8. A paper feeding structure according to claim 1, wherein the pressing plate (4) is formed with downward folded edges (43) at both ends, and the paper tray (1) forms an upper convex portion (12) toward the pressing plate (4).
9. A shredder, comprising:
a chassis (7);
the paper feed structure of any one of claims 1-8, which is located at the top end of the chassis (7);
The paper shredding mechanism (8), the paper shredding mechanism (8) is positioned below the paper tray (1), and the inlet of the paper shredding mechanism (8) is opposite to the main paper shredding groove (11);
and the storage basket (9) is arranged in the case (7) and is positioned below the paper shredding mechanism (8).
10. A shredder according to claim 9, characterised in that the main shredding duct (11) is located on the centre line of the receiving basket (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322894286.XU CN221046264U (en) | 2023-10-27 | 2023-10-27 | Paper feeding structure and paper shredder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322894286.XU CN221046264U (en) | 2023-10-27 | 2023-10-27 | Paper feeding structure and paper shredder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221046264U true CN221046264U (en) | 2024-05-31 |
Family
ID=91197822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322894286.XU Active CN221046264U (en) | 2023-10-27 | 2023-10-27 | Paper feeding structure and paper shredder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221046264U (en) |
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2023
- 2023-10-27 CN CN202322894286.XU patent/CN221046264U/en active Active
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