Anti-blocking device for paper shredder

Abstract

The utility model relates to the technical field of paper shredders, in particular to an anti-blocking device for a paper shredder, which comprises a shell, two crushing rollers are arranged in the shell, a feeding groove is arranged on the top side of the shell, a blanking shell is arranged on the top side of the shell, a conveying cover is fixedly connected to the top end of the blanking shell, and a feeding hole is formed in the conveying cover. A discharging groove is formed in the outer surface of the bottom end of the conveying cover, a rotating shaft is rotationally connected to the middle of one side of the conveying cover through a rotating shaft, a rotating disc is fixedly connected to one end of the rotating shaft, and a plurality of rockers are fixedly connected to the outer surface of the rotating disc. The waste paper crushing device has the advantages that the shell, the crushing roller, the feeding groove, the discharging shell, the conveying cover, the discharging groove, the rotating shaft, the rotating disc, the rocker, the dividing shell and the material adding groove are arranged in a matched mode, so that the thickness of waste paper entering the shell from the feeding groove is limited, and therefore the crushing roller can better crush the waste paper; the paper shredder is prevented from being blocked, and normal operation of paper shredding work is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper shredder technical field, especially a paper shredder is with anti -blocking device. BACKGROUND

[0002] Paper shredder is by a group of rotating blade, paper comb and drive motor office appliance. In the rapid development of knowledge today, people's sense of security is stronger and stronger, in daily life or work, often have paper files need to be destroyed, thereby preventing others from obtaining the information recorded on the file, the corresponding to various waste paper technical material, adopt paper shredder to carry on the pulverization treatment and then throw as rubbish.

[0003] In the process of pulverizing paper, paper is put into the inside of the paper shredder from the waste paper feed inlet to carry out the pulverizing operation, but when pulverizing some more waste paper, the operator usually stacks more paper together to put into the inside of the paper shredder to speed up the pulverizing speed, at this time, the common thickness of multiple paper is thick, so that the paper shredder cannot completely pulverize the paper, which is easy to cause the paper shredder feed inlet to be blocked, therefore, a paper shredder anti -blocking device is needed to solve the above problems. SUMMARY

[0004] The utility model discloses at least one of the technical defects.

[0005] Therefore, one purpose of the utility model is to provide a paper shredder anti -blocking device to solve the problems mentioned in the background art and overcome the deficiencies in the prior art.

[0006] In order to achieve the above purpose, the embodiment of the utility model provides a paper shredder anti -blocking device, which comprises a shell, the inside of the shell is provided with two pulverizing rollers, the top side of the shell is provided with a feed chute, the top side of the shell is provided with a discharging shell, the top end of the discharging shell is fixedly connected with a conveying cover, the outer surface of the bottom end of the conveying cover is provided with a discharging chute, the middle of one side of the conveying cover is rotatably connected with a rotating shaft through a rotating shaft, one end of the rotating shaft is fixedly connected with a rotating disc, the outer surface of the rotating disc is fixedly connected with a plurality of rocker arms, the outer surface of the rotating shaft is fixedly connected with a plurality of division shells, the outer surface of the top end of the conveying cover is provided with a feeding chute, the two opposite sides of the discharging shell are fixedly connected with connecting clamping plates, one side of the two connecting clamping plates is provided with a fixed insertion hole, and the top side of the shell is fixedly provided with two fixed structures for fixing the connecting clamping plates.

[0007] Preferably, the fixing structure comprises fixing plates, connecting clamping grooves, fixing springs and fixing insertion rods, two fixing plates are fixedly installed on the top side of the shell, connecting clamping grooves are formed on one side of the two fixing plates, fixing springs are fixedly connected to one side of the two fixing plates, and fixing insertion rods in the shape of T in cross section are fixedly connected to the ends of the two fixing springs away from the fixing plates.

[0008] Preferably, the feeding groove corresponds in position to the discharging shell, and the size of the feeding groove is adapted to the internal size of the discharging shell.

[0009] Preferably, the feeding groove corresponds in position to the discharging shell, and the size of the feeding groove is adapted to the internal size of the discharging shell.

[0010] Preferably, the number of the rocker arms corresponds to the number of the dividing shells, and the rocker arms correspond in position to the dividing shells.

[0011] Preferably, the connecting clamping plate and the connecting clamping groove are in the shape of T, and the size of the connecting clamping plate is adapted to the size of the connecting clamping groove.

[0012] Preferably, a part of the fixing insertion rod is located inside the fixing spring, the fixing insertion rod penetrates through one side of the fixing plate and extends into the connecting clamping groove, the fixing insertion rod is in sliding connection with the fixing plate, and the minimum diameter of the fixing insertion rod is adapted to the diameter of the fixing insertion hole.

[0013] Compared with the prior art, the shredder has the following advantages and beneficial effects:

[0014] 1. The cooperation of the shell, the crushing roller, the feeding groove, the discharging shell, the conveying cover, the discharging groove, the rotating shaft, the rotating disc, the rocker arm, the dividing shell and the feeding groove limits the thickness of the waste paper entering the shell from the feeding groove, so that the crushing roller can better crush the waste paper, avoids the blockage of the shredder and ensures the normal operation of the shredding work.

[0015] 2. The cooperation of the connecting clamping plate, the fixing insertion hole, the fixing plate, the connecting clamping groove, the fixing spring and the fixing insertion rod makes the operation of installing and dismounting the discharging shell more convenient, and thus whether to install the conveying cover and the connecting member can be selected according to the actual situation during use. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The figure is a structural schematic view of the utility model;

[0017] Figure 2A cross section structure schematic view of the utility model;

[0018] Figure 3 A structure schematic view of the utility model without assembling the conveying cover;

[0019] Figure 4 A first visual angle structure schematic view of the conveying cover and the connecting component of the utility model;

[0020] Figure 5 A second visual angle structure schematic view of the conveying cover and the connecting component of the utility model.

[0021] In the figure: 1 - shell, 2 - crushing roller, 3 - feed slot, 4 - discharging shell, 5 - conveying cover, 6 - discharging slot, 7 - rotating shaft, 8 - rotating disc, 9 - rocker, 10 - dividing shell, 11 - feeding slot, 12 - connecting clamping plate, 13 - fixed insertion hole, 14 - fixed structure, 1401 - fixed plate, 1402 - connecting clamping groove, 1403 - fixed spring, 1404 - fixed insertion rod. DETAILED DESCRIPTION

[0022] The utility model will be further described below in combination with the drawings, but the protection scope of the utility model is not limited to the following.

[0023] For example, Figures 1 to 5The illustrated, a kind of anti-jamming device for paper shredder, it includes shell 1, shell 1 is the shell of pulverizer, shell 1 is provided with scrap collection box, the inside of shell 1 is provided with two crushing rollers 2, the inside of shell 1 is provided with the structure of driving crushing roller 2 rotation, the working principle of crushing roller 2 and the component in the inside of shell 1 belong to mature technology, therefore, not carry out specific elaboration, the top side of shell 1 is equipped with feed slot 3, feed slot 3 corresponds with the middle part position of two crushing rollers 2, to better the paper is transported to the middle part position of crushing roller 2 and is carried out the pulverization operation, the top side of shell 1 is provided with discharge shell 4, the top of discharge shell 4 is fixedly connected with conveying cover 5, the shape of conveying cover 5 is circular, the outer surface of the bottom end of conveying cover 5 is equipped with discharge slot 6, the middle part of one side of conveying cover 5 is rotatably connected with shaft 7 by pivot, one end of shaft 7 is fixedly connected with turntable 8, turntable 8 is located in the inside of conveying cover 5, the outer surface of turntable 8 is fixedly connected with several rocker arms 9, several rocker arms 9 are circumferentially arrayed on the outer surface of turntable 8, by turntable 8 and rocker arm 9, it is convenient to make shaft 7 rotate, the outer surface of shaft 7 is fixedly connected with several segmentation shells 10, several segmentation shells 10 are circumferentially arrayed on the outer surface of shaft 7, the outer surface of the top of conveying cover 5 is equipped with feeding slot 11, when carrying out the pulverization operation, first, by one rocker arm 9 drive turntable 8 rotation, at this time, shaft 7 drives segmentation shell 10 rotation, when one rocker arm 9 is in vertical state, one segmentation shell 10 corresponds with the position of feeding slot 11, then the waste paper of thickness less than the width of feeding slot 11 is added to the inside of segmentation shell 10 through feeding slot 11, then continue to rotate rocker arm 9 and make turntable 8 drive shaft 7 rotation, at this time, segmentation shell 10 drives waste paper rotation, when segmentation shell 10 rotates to the position corresponding with discharge slot 6, waste paper enters the inside of shell 1 through discharge slot 6, discharge shell 4 and feed slot 3, at this time, waste paper is pulverized by crushing roller 2, the two sides of discharge shell 4 relative symmetry are fixedly connected with connecting clamping plate 12, the side of two connecting clamping plates 12 is equipped with fixed insertion hole 13, the top side of shell 1 is fixedly installed with two fixed structures 14 for fixing connecting clamping plate 12.

[0024] As an optional technical scheme of the utility model, the fixed structure 14 includes fixed plate 1401, connecting clamping groove 1402, fixed spring 1403 and fixed insertion rod 1404, the top side of the shell 1 is fixedly installed with two fixed plates 1401, the side of the two fixed plates 1401 is all provided with connecting clamping groove 1402, the side of the two fixed plates 1401 is all fixedly connected with fixed spring 1403, the end away from the fixed plate 1401 of the two fixed springs 1403 is all fixedly connected with the fixed insertion rod 1404 with T-shaped cross section, when installing the conveying cover 5 on the top side of the shell 1, first pull the fixed insertion rod 1404 to make it move out from the inside of the connecting clamping groove 1402, at this time, the fixed spring 1403 is in the state of being stretched, then make the connecting clamping plate 12 clamp into the inside of the connecting clamping groove 1402, at this time, the fixed insertion rod 1404 corresponds to the position of the fixed insertion hole 13, then slowly release the fixed insertion rod 1404, under the reaction force of the fixed spring 1403, make the fixed insertion rod 1404 insert into the inside of the fixed insertion hole 13, thereby completing the operation of connecting the conveying cover 5 and the shell 1, and after installing the conveying cover 5, the position of the blanking shell 4 corresponds to the blanking groove 6, and the blanking groove 6 is located in the inside of the blanking shell 4.

[0025] As an optional technical scheme of the utility model, the position of the blanking shell 4 corresponds to the feeding groove 3, the inside dimension of the blanking shell 4 is adapted to the size of the feeding groove 3, the position of the blanking groove 6 corresponds to the blanking shell 4, and the inside dimension of the blanking groove 6 is adapted to the blanking shell 4, so that the waste paper can smoothly enter the inside of the blanking shell 4 through the blanking groove 6, and the waste paper located in the inside of the blanking shell 4 can enter the inside of the shell 1 through the feeding groove 3.

[0026] As an optional technical scheme of the utility model, the position of the blanking shell 4 corresponds to the feeding groove 3, the inside dimension of the blanking shell 4 is adapted to the size of the feeding groove 3, the position of the blanking groove 6 corresponds to the blanking shell 4, and the inside dimension of the blanking groove 6 is adapted to the blanking shell 4, so that the waste paper can smoothly enter the inside of the blanking shell 4 through the blanking groove 6, and the waste paper located in the inside of the blanking shell 4 can enter the inside of the shell 1 through the feeding groove 3.

[0027] As an optional technical scheme of the utility model, the position of the blanking shell 4 corresponds to the feeding groove 3, the inside dimension of the blanking shell 4 is adapted to the size of the feeding groove 3, the position of the blanking groove 6 corresponds to the blanking shell 4, and the inside dimension of the blanking groove 6 is adapted to the blanking shell 4, so that the waste paper can smoothly enter the inside of the blanking shell 4 through the blanking groove 6, and the waste paper located in the inside of the blanking shell 4 can enter the inside of the shell 1 through the feeding groove 3.

[0028] As an optional technical scheme of the utility model, the position of the blanking shell 4 corresponds to the feeding groove 3, the inside dimension of the blanking shell 4 is adapted to the size of the feeding groove 3, the position of the blanking groove 6 corresponds to the blanking shell 4, and the inside dimension of the blanking groove 6 is adapted to the blanking shell 4, so that the waste paper can smoothly enter the inside of the blanking shell 4 through the blanking groove 6, and the waste paper located in the inside of the blanking shell 4 can enter the inside of the shell 1 through the feeding groove 3.

[0029] As an optional technical scheme of the utility model, a part of the fixed insertion rod 1404 is located inside the fixed spring 1403, the fixed insertion rod 1404 penetrates one side of the fixed plate 1401 and extends to the inside of the connecting clamping groove 1402, the fixed insertion rod 1404 is slidably connected with the fixed plate 1401, the minimum diameter of the fixed insertion rod 1404 is matched with the diameter of the fixed insertion hole 13, so that the fixed insertion rod 1404 can be smoothly moved and inserted into the inside of the fixed insertion hole 13.

[0030] A kind of anti-blocking device for paper shredder, working principle as follows:

[0031] One rocker 9 drives rotating disc 8 to rotate, rotating shaft 7 drives division shell 10 to rotate at this time, when one rocker 9 is in vertical state, one division shell 10 corresponds with the position of material adding groove 11, then the waste paper with thickness less than the width of material adding groove 11 is added to the inside of division shell 10 through material adding groove 11, then continue to rotate rocker 9 to make rotating disc 8 drive rotating shaft 7 to rotate, at this time, division shell 10 drives waste paper to rotate, when division shell 10 rotates to the position corresponding with discharging groove 6, waste paper enters the inside of housing 1 through discharging groove 6, discharging shell 4 and feed groove 3, at this time, waste paper is crushed by crushing roller 2.

[0032] In conclusion, the anti-blocking device for paper shredder, through the cooperation of housing 1, crushing roller 2, feed groove 3, discharging shell 4, conveying cover 5, discharging groove 6, rotating shaft 7, rotating disc 8, rocker 9, division shell 10 and material adding groove 11, the thickness of waste paper entering the inside of housing 1 from feed groove 3 is limited, so that crushing roller 2 can better crush waste paper, avoid the situation that the paper shredder is blocked, ensure the normal operation of paper shredding work, through the cooperation of connecting clamping plate 12, fixed insertion hole 13, fixed plate 1401, connecting clamping groove 1402, fixed spring 1403 and fixed insertion rod 1404, the operation of installing and dismounting discharging shell 4 is relatively simple, and then whether to install conveying cover 5 and connecting member can be selected according to the actual situation during use.

Claims

1. A jam-preventing device for a paper shredder, characterized by: The utility model provides a kind of material crushing machine, including shell (1), the inside of shell (1) is provided with two crushing rollers (2), the top side of shell (1) is equipped with feeding slot (3), the top side of shell (1) is equipped with discharge shell (4), the top end of discharge shell (4) is fixedly connected with conveying cover (5), the outer surface of the bottom end of conveying cover (5) is equipped with discharge slot (6), the middle part of conveying cover (5) one side is rotatably connected with rotating shaft (7) by rotating shaft, the one end of rotating shaft (7) is fixedly connected with rotating disc (8), the outer surface of rotating disc (8) is fixedly connected with several rocker arms (9), the outer surface of rotating shaft (7) is fixedly connected with several segmentation shells (10), the outer surface of the top end of conveying cover (5) is equipped with feeding slot (11), the two sides of discharge shell (4) symmetry are fixedly connected with connecting clamping plate (12), the one side of two connecting clamping plate (12) is equipped with fixed insertion hole (13), the top side of shell (1) is fixedly installed with two fixed structures (14) for connecting clamping plate (12).

2. The anti-jamming device for a paper shredder according to claim 1, characterized in that: The fixed structure (14) includes a fixed plate (1401), a connecting clamping groove (1402), a fixed spring (1403) and a fixed insertion rod (1404), the top side of the shell (1) is fixedly installed with two fixed plates (1401), the one side of the two fixed plates (1401) is equipped with a connecting clamping groove (1402), the one side of the two fixed plates (1401) is fixedly connected with a fixed spring (1403), and the one end of the two fixed springs (1403) away from the fixed plate (1401) is fixedly connected with a fixed insertion rod (1404) with a T-shaped cross section.

3. The anti-jamming device for a paper shredder according to claim 2, characterized in that: The discharge shell (4) corresponds to the position of the feeding slot (3), the internal dimensions of the discharge shell (4) are adapted to the size of the feeding slot (3), the discharge slot (6) corresponds to the position of the discharge shell (4), and the internal dimensions of the discharge slot (6) are adapted to the discharge shell (4).

4. The anti-jamming device for a paper shredder according to claim 3, characterized in that: The feeding slot (11) corresponds to the position of the segmentation shell (10), and the size of the feeding slot (11) is adapted to the internal dimensions of the segmentation shell (10).

5. A jamming prevention device for a paper shredder according to claim 4, characterized in that: The rocker arm (9) corresponds to the number of segmentation shells (10), and the rocker arm (9) corresponds to the position of the segmentation shell (10).

6. A jam-preventing device for a paper shredder according to claim 5, characterized in that: The connecting clamping plate (12) and the connecting clamping groove (1402) are both T-shaped, and the connecting clamping plate (12) is adapted to the connecting clamping groove (1402) in size.

7. A jamming prevention device for a paper shredder according to claim 6, characterized in that: Part of the fixed insertion rod (1404) is located inside the fixed spring (1403), the fixed insertion rod (1404) penetrates one side of the fixed plate (1401) and extends into the connecting clamping groove (1402), the fixed insertion rod (1404) is slidably connected with the fixed plate (1401), and the smallest diameter of the fixed insertion rod (1404) is adapted to the diameter of the fixed insertion hole (13).

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