A type of slanted automatic paper shredder

Abstract

This invention provides a slanted automatic paper shredder, comprising an upper cover, a lower cover, a support plate, a cover plate, a pressure roller assembly, a paper feeding roller assembly, an automatic paper inlet, a blade shaft assembly, a drive motor, and a collection device. The support plate is pivotally connected to one end of the upper cover; one end of the cover plate is pivotally connected to the other end of the upper cover for shaving during paper feeding; a shaving plate is pivotally connected to the upper end face of the cover plate for shaving during paper feeding; a pressure section is provided on the lower end face of the cover plate; the pressure roller assembly is located on the lower end face of the pressure section and is correspondingly arranged with the paper feeding roller assembly; the blade shaft assembly is located inside the lower cover; the drive motor is located inside the lower cover and is electrically connected to the blade shaft assembly; the paper feeding roller assembly is located inside the lower cover and is drively connected to the blade shaft assembly. After the bottom sheet of paper to be shredded is shredded once by the paper feeding roller assembly, it enters the blade shaft assembly for shredding. This technical solution changes the paper feeding mode and shaving structure, achieving single-pass paper feeding and multi-stage shaving, preventing missed shaving, and is highly efficient and economical.

Description

Technical Field

[0001] This invention relates to the field of paper shredder technology, and more specifically, to an inclined insertion type automatic paper shredder. Background Technology

[0002] Currently, when paper is fed into existing automatic paper shredders, the stacked paper to be shredded is located below the paper feed rollers, which requires multiple paper feeds. Furthermore, there is only a single-stage shaving structure, which makes it difficult to completely shave off the shredded paper and cannot avoid the phenomenon of missing shaving off the shredded paper. Summary of the Invention

[0003] To address the shortcomings of existing technologies, the purpose of this invention is to provide an oblique insertion type automatic paper shredder that can achieve one-time paper shredding and multi-stage nail removal, effectively preventing missed nail removal.

[0004] This invention provides an inclined automatic paper shredder, comprising an upper cover, a lower cover, a support plate, a cover plate, a paper pressure roller assembly, a paper feeding roller assembly, an automatic paper inlet, a cutter shaft assembly, a drive motor, and a collection device; wherein:

[0005] The upper end face of the upper cover is provided with a paper holding part for accommodating the stacked paper to be shredded that enters from the automatic paper inlet; the upper cover and the lower cover are fixedly connected.

[0006] The tray is pivotally connected to one end of the top cover and is used to place stacked sheets of paper to be shredded when the tray is opened;

[0007] One end of the cover plate is pivotally connected to the other end of the upper cover for closing or opening the paper shredder; when the cover plate is closed, the end of the cover plate near the tray plate forms the automatic paper inlet with the upper cover, and the stacked paper to be shredded on the tray plate is shredded when it enters through the automatic paper inlet.

[0008] The upper end face of the cover plate is pivotally connected to a nail-shaving plate; the nail-shaving plate includes a nail-shaving plate closed state and a nail-shaving plate open state. When the nail-shaving plate is in the closed state, the nail-shaving plate covers the upper end face of the cover plate. When the nail-shaving plate is in the open state, the nail-shaving plate presses against the stacked paper to be shredded on the paper tray and performs nail shaving when the stacked paper to be shredded on the paper tray is fed into the paper tray.

[0009] The lower end face of the cover plate is provided with a paper pressing part, which is used to press the stacked paper to be shredded placed on the paper holding part when the cover plate is closed.

[0010] The paper pressing roller assembly is disposed on the lower end face of the paper pressing part and is correspondingly disposed with the paper feeding roller assembly;

[0011] The blade shaft assembly is located inside the lower cover and is used to cut and shred stacked paper.

[0012] The drive motor is located inside the lower cover and is electrically connected to the cutter shaft assembly, used to drive the cutter shaft assembly to rotate;

[0013] The paper-feeding roller assembly is located inside the lower cover, and the paper-feeding rollers pass through the paper-supporting part, partially located inside the paper-supporting part, and are connected to the blade shaft assembly for transmission. The bottommost piece of paper to be shredded on the paper-supporting board is shredded once by the paper-feeding roller assembly rotating under the transmission of the blade shaft assembly, and then enters the blade shaft assembly, where the paper is shredded under the action of the blade shaft assembly.

[0014] The collecting device is located below the lower cover and is fixedly connected to the lower cover for collecting shredded paper.

[0015] Furthermore, the paper pressing roller group and the paper rubbing roller group have a one-to-one correspondence on both sides of the paper to be shredded. The bottommost piece of paper on the stack of paper to be shredded on the tray is rubbed under the action of the one-to-one correspondence and enters the cutter shaft group downwards, where it is shredded under the action of the cutter shaft group.

[0016] Furthermore, elastic elements are provided at both ends of the shaft of the paper pressing roller assembly, and the paper pressing roller assembly is connected to the cover plate through the elastic elements, so that the paper pressing roller assembly has a movable stroke relative to the cover plate.

[0017] Furthermore, a first shaving frame is pivotally connected to the upper end face of the cover plate. The first shaving frame includes a first closed state and a first open state. When the first shaving frame is in the first closed state, the first shaving frame is closed on the upper end face of the cover plate. When the first shaving frame is in the first open state, the first shaving frame presses against the stacked paper to be shredded on the tray plate and performs shaving when the stacked paper to be shredded on the tray plate is fed.

[0018] Furthermore, the other end of the cover plate is detachably connected to the paper-holding part.

[0019] Furthermore, the other end of the cover plate is magnetically connected and / or snapped into the paper holding part to facilitate opening and closing the cover plate and to remove the stacked paper to be shredded when the cover plate is opened.

[0020] Furthermore, when the other end of the cover plate is magnetically connected to the paper-holding part, a magnetic structure is provided on one side of the cover plate and the paper-holding part, and a magnetically attracted structure is provided on the other side, or both sides are provided with magnetic structures.

[0021] Furthermore, when a magnetic structure is provided on one side and a magnetic attraction structure is provided on the other side between the cover plate and the paper support part, a metal structure is provided on the lower end face of the cover plate, and a magnetic structure is provided on the paper support part at the position corresponding to the metal structure.

[0022] Furthermore, when a magnetic structure is provided on one side and a magnetic attraction structure is provided on the other side between the cover plate and the paper support part, the lower end face of the cover plate is provided with a magnetic structure, and the paper support part is provided with a metal structure at the position corresponding to the magnetic structure.

[0023] Furthermore, when magnetic structures are provided on both sides between the cover plate and the paper-supporting part, magnetic structures are provided on the lower end surface of the cover plate at positions corresponding to the paper-supporting part.

[0024] Furthermore, when the other end of the cover plate is engaged with the paper-supporting part, a buckle is provided on the lower end face of the cover plate, and a groove corresponding to the buckle is provided on the inner wall of the paper-supporting part.

[0025] Furthermore, when the other end of the cover plate is engaged with the paper support part, the lower end face of the cover plate is provided with a slot, and the inner wall of the paper support part is provided with a buckle corresponding to the slot.

[0026] Furthermore, when the other end of the cover plate is magnetically connected and snapped into the paper support part, a magnetic structure is provided on one side of the cover plate and the paper support part, and a magnetically attracted structure is provided on the other side, or both sides are provided with magnetic structures. Moreover, a buckle is provided on one side of the cover plate and the paper support part, and a slot matching the buckle is provided on the other side.

[0027] Furthermore, if a magnetic structure is provided on one side and a magnetically attracted structure is provided on the other side between the cover plate and the paper-supporting part, and a buckle is provided on one side and a slot matching the buckle is provided on the other side between the cover plate and the paper-supporting part, then a metal structure is provided on the lower end face of the cover plate, a magnetic structure is provided on the paper-supporting part at a position corresponding to the metal structure, a buckle is provided on the lower end face of the cover plate, and a slot corresponding to the buckle is provided on the inner wall of the paper-supporting part.

[0028] Furthermore, if a magnetic structure is provided on one side and a magnetically attracted structure is provided on the other side between the cover plate and the paper-supporting part, and a buckle is provided on one side and a slot matching the buckle is provided on the other side between the cover plate and the paper-supporting part, then a metal structure is provided on the lower end face of the cover plate, a magnetic structure is provided on the paper-supporting part at a position corresponding to the metal structure, a slot is provided on the lower end face of the cover plate, and a buckle corresponding to the slot is provided on the inner wall of the paper-supporting part.

[0029] Furthermore, if a magnetic structure is provided on one side and a magnetically attracted structure is provided on the other side between the cover plate and the paper-supporting part, and a buckle is provided on one side and a slot matching the buckle is provided on the other side between the cover plate and the paper-supporting part, then the lower end face of the cover plate is provided with a magnetic structure, the paper-supporting part is provided with a metal structure at a position corresponding to the magnetic structure, the lower end face of the cover plate is provided with a buckle, and the inner wall of the paper-supporting part is provided with a slot corresponding to the buckle.

[0030] Furthermore, if a magnetic structure is provided on one side and a magnetically attracted structure is provided on the other side between the cover plate and the paper-supporting part, and a buckle is provided on one side and a slot matching the buckle is provided on the other side between the cover plate and the paper-supporting part, then the lower end face of the cover plate is provided with a magnetic structure, the paper-supporting part is provided with a metal structure at a position corresponding to the magnetic structure, the lower end face of the cover plate is provided with a slot, and the inner wall of the paper-supporting part is provided with a buckle corresponding to the slot.

[0031] Furthermore, when magnetic structures are provided on both sides between the cover plate and the paper-supporting part, and a buckle is provided on one side and a slot matching the buckle is provided on the other side between the cover plate and the paper-supporting part, magnetic structures are provided at positions corresponding to the paper-supporting part on the lower end face of the cover plate, and a buckle is provided on the lower end face of the cover plate, and a slot corresponding to the buckle is provided on the inner wall of the paper-supporting part.

[0032] Furthermore, when magnetic structures are provided on both sides between the cover plate and the paper-supporting part, and a buckle is provided on one side and a slot matching the buckle is provided on the other side between the cover plate and the paper-supporting part, magnetic structures are provided at positions corresponding to the paper-supporting part on the lower end face of the cover plate, and a slot is provided on the lower end face of the cover plate, and a buckle corresponding to the slot is provided on the inner wall of the paper-supporting part.

[0033] Furthermore, the bottom of the inner wall of the paper-holding part is located in the same plane.

[0034] Furthermore, the bottom of the inner wall of the paper-holding part is inclined.

[0035] Furthermore, the bottom of the inner wall of the paper support section is higher at one end than at the other end near the paper support plate.

[0036] Furthermore, the paper pressing part is fixedly or integrally formed on the lower end face of the cover plate.

[0037] Furthermore, a second shaving frame is pivotally connected to the side of the tray that contacts the stacked paper to be shredded. The second shaving frame includes a second closed state and a second open state. When the second shaving frame is in the second closed state, the second shaving frame covers the tray. When the second shaving frame is in the second open state, the second shaving frame presses against the stacked paper to be shredded on the tray and performs shaving when the stacked paper to be shredded on the tray is fed.

[0038] Furthermore, it also includes a manual paper inlet, wherein one end of the cover plate is pivotally connected to the upper cover to form the manual paper inlet with the upper cover, and the blade shaft assembly is located below the manual paper inlet.

[0039] Furthermore, it also includes a control circuit board, which is disposed inside the upper cover and is electrically connected to the drive motor and an external power supply, respectively.

[0040] Furthermore, a first safety switch is provided on the cover plate, which is electrically connected to the control circuit board and is used to put the paper shredder in a power-off state when the cover plate is opened.

[0041] Compared with the prior art, the present invention has the following beneficial effects:

[0042] (1) The present invention provides an inclined automatic paper shredder, which can achieve the effect of effective paper shredding in one pass by setting the paper shredding roller group under the stacked paper to be shredded, thereby improving the paper shredding efficiency, saving time, and having a simple structure, which is extremely clean, simple and economical.

[0043] (2) The present invention provides an inclined insertion type automatic paper shredder with a multi-stage shaving structure, which can shave nails efficiently, effectively prevent the phenomenon of missing nails, and prevent the paper shredder from being damaged due to missing nails, thereby protecting the use of the whole machine and extending its service life.

[0044] (3) The present invention provides an inclined automatic paper shredder, which detachably connects the cover plate and the paper support part, making it easy to open and close the cover plate and convenient to take out the stacked paper to be shredded in the paper support part.

[0045] (4) The present invention provides an inclined automatic paper shredder, which sets the bottom of the inner wall of the paper support part to be located on the same plane and inclined, which is beneficial to improve the paper feeding efficiency of stacked paper to be shredded, and at the same time can reduce the friction between stacked paper to be shredded, so that the friction is decomposed into horizontal and vertical directions.

[0046] (5) The present invention provides an inclined automatic paper shredder, which, by setting a first shaving frame, makes it easier to open and close the cover plate and further facilitates the removal of the stacked paper to be shredded in the paper support section. Attached Figure Description

[0047] Other features, objects, and advantages of the present invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0048] Figure 1 A schematic diagram of the overall structure of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 1 ;

[0049] Figure 2 A schematic diagram of the overall structure of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 2 ;

[0050] Figure 3 This is a schematic diagram of the upper cover structure of a slanted automatic paper shredder provided in an embodiment of the present invention;

[0051] Figure 4 A partial structural diagram of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 1 ;

[0052] Figure 5 A partial structural diagram of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 2 ;

[0053] Figure 6 A schematic diagram of the cover plate structure of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 1 ;

[0054] Figure 7 A schematic diagram of the cover plate structure of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 2 ;

[0055] Figure 8 A partial structural diagram of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 3 ;

[0056] Figure 9 A partial cross-sectional schematic diagram of an oblique insertion type automatic paper shredder provided in an embodiment of the present invention;

[0057] Figure 10 A partial structural diagram of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 4 ;

[0058] Figure 11 A schematic diagram of the transmission connection structure of an inclined insertion type automatic paper shredder provided in an embodiment of the present invention;

[0059] Figure 12 A schematic diagram of a magnetic connection structure for a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 1 ;

[0060] Figure 13 A schematic diagram of a magnetic connection structure for a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 2 ;

[0061] Figure 14 A schematic diagram of the snap-fit ​​structure of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 1 ;

[0062] Figure 15 This is a partial schematic diagram of the snap-fit ​​mechanism of an oblique-insertion automatic paper shredder provided in an embodiment of the present invention;

[0063] Figure 16 A schematic diagram of the snap-fit ​​structure of a slanted automatic paper shredder provided in an embodiment of the present invention. Figure 2 .

[0064] In the picture:

[0065] 1. Top cover; 101. Automatic paper feed port; 102. Manual paper feed port; 103. Paper support section; 1031. Magnet; 1032. Paper support slot; 104. Function switch; 105. Indicator light;

[0066] 2. Bottom cover;

[0067] 3. Paperboard tray; 301. Second nail shaving frame; 302. Paperboard tray groove;

[0068] 4. Cover plate; 401. Shaving plate; 4011. Shaving plate groove; 402. First shaving frame; 403. Paper pressing part; 404. Screw; 405. Cover plate buckle; 4051. First snap fastener; 4052. Second snap fastener;

[0069] 5. Paper pressing roller assembly;

[0070] 6. Paper feed roller assembly;

[0071] 7. Cutter shaft assembly;

[0072] 8. Collection device; 801. Bucket rack; 802. Waste paper bucket. Detailed Implementation

[0073] The present invention will be described in detail below with reference to specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but are not intended to limit the present invention in any form. It should be noted that, for those skilled in the art, several changes and improvements can be made without departing from the scope of the present invention. These all fall within the scope of protection of the present invention.

[0074] Example 1:

[0075] Please see Figure 1-13The image shows an embodiment of an automatic shredder with a slanted insertion mechanism, comprising an upper cover 1, a lower cover 2, a paper support plate 3, a cover plate 4, a paper pressure roller assembly 5, a paper feeding roller assembly 6, an automatic paper inlet 101, a manual paper inlet 102, a blade shaft assembly 7, a drive motor, a control circuit board, and a collecting device 8; wherein:

[0076] The upper surface of the top cover 1 is provided with a paper holding part 103, a function switch 104, and an indicator light 105. The paper holding part 103 is located on one side of the upper surface of the top cover 1, and the function switch 104 and the indicator light 105 are located on the other side of the upper surface of the top cover 1 and correspond to each other. The bottom of the inner wall of the paper holding part 103 is located in the same plane and is inclined. The end near the paper holding plate 3 is higher than the end near the cutter shaft assembly 7. The function switch 104 and the indicator light 105 are electrically connected to the control circuit board. The paper holding part 103 is used to hold the stacked paper to be shredded entering from the automatic paper inlet 101. The function switch 104 is used to adjust the operating status of the paper shredder. The indicator light 105 is used to display the power-on status and operating status of the paper shredder. Optionally, the function switch 104 is a sliding switch, a push-button switch, a touch switch, or a photoelectric or other non-contact switch.

[0077] The control circuit board is located inside the upper cover 1. The control circuit board is electrically connected to the drive motor and the external power supply respectively, and is used to drive the drive motor to run.

[0078] The upper cover 1 and the lower cover 2 are fixedly connected;

[0079] The tray 3 is pivotally connected to one end of the top cover 1, and is used to place stacked sheets of paper to be shredded when the tray 3 is opened; a second shaving frame 301 is pivotally connected to the side of the tray 3 that is in contact with the stacked sheets of paper to be shredded. The second shaving frame 301 has a second closed state and a second open state. When the second shaving frame 301 is in the second closed state, the second shaving frame 301 is closed on the tray 3. When the second shaving frame 301 is in the second open state, the second shaving frame 301 presses against the stacked sheets of paper to be shredded on the tray 3 and performs shaving when the stacked sheets of paper to be shredded are put into the tray 3, thereby realizing multi-level shaving; preferably, a tray groove 302 is provided at the end of the tray 3 away from the pivot connection with the top cover 1 to facilitate opening and closing of the tray 3.

[0080] One end of the cover plate 4 is pivotally connected to the other end of the upper cover 1, and is used to close or open the shredder; when the cover plate 4 is closed, the end of the cover plate 4 near the tray 3 forms an automatic paper inlet 101 with the upper cover 1, and the stacked paper to be shredded on the tray 3 is shredded when it enters through the automatic paper inlet 101; the end of the cover plate 4 pivotally connected to the upper cover 1 forms a manual paper inlet 102 with the upper cover 1, and the blade shaft assembly 7 is located below the manual paper inlet 102;

[0081] The other end of the cover plate 4 is detachably connected to the paper holding part 103; preferably, the other end of the cover plate 4 is magnetically connected to the paper holding part 103 to facilitate opening and closing of the cover plate 4 and to remove the stacked paper to be shredded when the cover plate 4 is opened; optionally, a screw 404 is provided on the lower end face of the cover plate 4, and a magnet 1031 is provided on the paper holding part 103 at the position corresponding to the screw 404.

[0082] A shaving plate 401 and a first shaving frame 402 are pivotally connected to the upper end face of the cover plate 4. The first shaving frame 402 is arranged around the shaving plate 401. The shaving plate 401 includes a closed state and an open state. When the shaving plate 401 is in the closed state, it covers the upper end face of the cover plate 4. When the shaving plate 401 is in the open state, it presses against the stacked paper to be shredded on the tray 3 and performs shaving when the stacked paper to be shredded on the tray 3 is fed in, realizing multi-level shaving. The first shaving frame 402 includes a first closed state and a first open state. In the open state, when the first shaving frame 402 is in the first closed state, the first shaving frame 402 is closed on the upper end face of the cover plate 4. When the first shaving frame 402 is in the first open state, the first shaving frame 402 presses against the stacked paper to be shredded on the paper tray 3 and shaves the paper when it is put into the paper tray 3. The lower end face of the cover plate 4 is provided with a paper pressing part 403, which is used to press the stacked paper to be shredded placed on the paper tray 103 when the cover plate 4 is closed, so as to realize multi-level shaving. Preferably, the shaving plate 401 has a shaving plate groove 4011 at the end away from the pivot connection with the cover plate 4, so as to facilitate the opening and closing of the shaving plate 401.

[0083] A first safety switch is provided on the cover plate 4. The first safety switch is electrically connected to the control circuit board and is used to put the paper shredder in a power-off state when the cover plate 4 is opened.

[0084] The paper pressing roller assembly 5 is disposed on the lower end face of the paper pressing part 403 and is correspondingly disposed with the paper feeding roller assembly 6. Both ends of the shaft of the paper pressing roller assembly 5 are provided with elastic elements. The paper pressing roller assembly 5 is connected to the cover plate 4 through the elastic elements, so that the paper pressing roller assembly 5 has a movable stroke relative to the cover plate 4. Thus, regardless of the thickness of the stacked paper to be shredded, the paper pressing roller assembly 5 and the paper feeding roller assembly 6 can be kept in a pressed state under the action of the elastic force of the elastic elements. Preferably, the paper pressing part 403 is fixedly connected to or integrally formed on the lower end face of the cover plate 4.

[0085] The blade shaft assembly 7 is located inside the lower cover 2 and is used to shred the stacked paper to be shredded;

[0086] The drive motor is located inside the lower cover 2 and is electrically connected to the cutter shaft assembly 7 to drive the cutter shaft assembly 7 to rotate.

[0087] The paper-feeding roller assembly 6 is located inside the lower cover 2, and the paper-feeding rollers pass through the paper-supporting part 103, partially located inside the paper-supporting part 103, and are drivenly connected to the cutter shaft assembly 7. The bottom sheet of paper stacked on the paper support 3 is shredded once by the paper-feeding roller assembly 6, which rotates under the drive of the cutter shaft assembly 7, and then moves towards the manual paper inlet 102. It is bent and deformed by the inner wall of the manual paper inlet 102 and enters the cutter shaft assembly 7, where it is shredded under the action of the cutter shaft assembly 7. The paper-feeding roller assembly 5 and the paper-feeding roller assembly 6 are shredded once. There is a one-way correspondence between the two sides of the sheet, that is, when the paper to be shredded is being rubbed, the paper pressure roller group 5 and the paper feeding roller group 6 correspond in only one direction; preferably, the paper feeding roller group 6 and the cutter shaft group 7 are connected by gear meshing transmission, and the paper feeding roller group 6 and the cutter shaft group 7 are driven by one or more stages. One cutter shaft in the paper feeding roller group 6 and the cutter shaft group 7 rotate in the same direction and rotates in the opposite direction to the other cutter shaft. For the sake of simplified structure, cost saving, and improved transmission efficiency and overall economy of the paper shredder, this embodiment selects the paper feeding roller group 6 and the cutter shaft group 7 to be connected by a one-way gear meshing transmission.

[0088] The collecting device 8 is located below the lower cover 2 and is fixedly connected to the lower cover 2 for collecting shredded paper. Preferably, the collecting device 8 includes a bucket frame 801 and a waste paper bucket 802. The waste paper bucket 802 is located inside the bucket frame 801 and is detachably connected to the bucket frame 801. A second safety switch is provided on the waste paper bucket 802. The second safety switch is electrically connected to the control circuit board and is used to put the paper shredder in a power-off state when the waste paper bucket 802 is detached from the bucket frame 801. Optionally, the waste paper bucket 802 is snapped into the bucket frame 801.

[0089] In this embodiment, using a paper shredder to remove nails specifically includes the following steps:

[0090] Step 1: Turn on the power, open the tray 3 and the second shaving frame 301 in sequence, put a certain number of stacked papers to be shredded with staples or paper clips at the top two corners through the second shaving frame 301 onto the tray 3 which is inclined relative to the horizontal plane, and use the second shaving frame 301 to press down the stacked papers to be shredded.

[0091] Step 2: Open the nail shaving plate 401 and the first nail shaving frame 402 in sequence, and press them against the stack of paper to be shredded in sequence;

[0092] Step 3: Adjust function switch 104 to start the drive motor, which drives the cutter shaft assembly 7 to rotate, thereby driving the paper feed roller assembly 6 to rotate.

[0093] Step 4: After the bottom sheet of paper to be shredded is rubbed once by the paper feed roller group 6, it moves towards the manual paper inlet 102. Under the obstruction of the inner wall of the manual paper inlet 102, it bends and deforms downwards into the cutter shaft group 7. The paper is shredded under the action of the cutter shaft group 7. At the same time, the staples or paper clips on the stacked paper to be shredded are shredded in multiple stages under the action of the second staple shaving frame 301, the first staple shaving frame 402, the staple shaving plate 401 and the cover plate 4.

[0094] Example 2:

[0095] Please see Figure 1-11 and Figure 14-16 The image shows another type of inclined automatic paper shredder provided in this application embodiment, including an upper cover 1, a lower cover 2, a paper support plate 3, a cover plate 4, a paper pressure roller assembly 5, a paper feeding roller assembly 6, an automatic paper inlet 101, a manual paper inlet 102, a blade shaft assembly 7, a drive motor, a control circuit board, and a collecting device 8; wherein:

[0096] The upper surface of the top cover 1 is provided with a paper holding part 103, a function switch 104, and an indicator light 105. The paper holding part 103 is located on one side of the upper surface of the top cover 1, and the function switch 104 and the indicator light 105 are located on the other side of the upper surface of the top cover 1 and correspond to each other. The bottom of the inner wall of the paper holding part 103 is located in the same plane and is inclined. The end near the paper holding plate 3 is higher than the end near the cutter shaft assembly 7. The function switch 104 and the indicator light 105 are electrically connected to the control circuit board. The paper holding part 103 is used to accommodate the stacked paper to be shredded entering from the automatic paper inlet 101. The function switch 104 is used to adjust the operating status of the paper shredder. The indicator light 105 is used to display the power-on status and operating status of the paper shredder. Optionally, the function switch 104 is a sliding switch, a push-button switch, a touch switch, etc.

[0097] The control circuit board is located inside the upper cover 1. The control circuit board is electrically connected to the drive motor and the external power supply respectively, and is used to drive the drive motor to run.

[0098] The upper cover 1 and the lower cover 2 are fixedly connected;

[0099] The tray 3 is pivotally connected to one end of the top cover 1, and is used to place stacked sheets of paper to be shredded when the tray 3 is opened; a second shaving frame 301 is pivotally connected to the side of the tray 3 that is in contact with the stacked sheets of paper to be shredded. The second shaving frame 301 has a second closed state and a second open state. When the second shaving frame 301 is in the second closed state, the second shaving frame 301 is closed on the tray 3. When the second shaving frame 301 is in the second open state, the second shaving frame 301 presses against the stacked sheets of paper to be shredded on the tray 3 and performs shaving when the stacked sheets of paper to be shredded are put into the tray 3, thereby realizing multi-level shaving; preferably, a tray groove 302 is provided at the end of the tray 3 away from the pivot connection with the top cover 1 to facilitate opening and closing of the tray 3.

[0100] One end of the cover plate 4 is pivotally connected to the other end of the upper cover 1, and is used to close or open the shredder; when the cover plate 4 is closed, the end of the cover plate 4 near the tray 3 forms an automatic paper inlet 101 with the upper cover 1, and the stacked paper to be shredded on the tray 3 is shredded when it enters through the automatic paper inlet 101; the end of the cover plate 4 pivotally connected to the upper cover 1 forms a manual paper inlet 102 with the upper cover 1, and the blade shaft assembly 7 is located below the manual paper inlet 102;

[0101] The other end of the cover plate 4 is detachably connected to the paper holding part 103; preferably, the other end of the cover plate 4 is snapped into the paper holding part 103 to facilitate opening and closing of the cover plate 4 and to remove the stacked paper to be shredded when the cover plate 4 is opened; optionally, a cover plate buckle 405 is provided on the lower end surface of the cover plate 4, and a paper holding part groove 1032 is provided on the paper holding part 103 at the position corresponding to the cover plate buckle 405, wherein the cover plate buckle 405 includes a first buckle 4051 and a second buckle 4052 located in different directions;

[0102] A shaving plate 401 and a first shaving frame 402 are pivotally connected to the upper end face of the cover plate 4. The first shaving frame 402 is arranged around the shaving plate 401. The shaving plate 401 includes a closed state and an open state. When the shaving plate 401 is in the closed state, it covers the upper end face of the cover plate 4. When the shaving plate 401 is in the open state, it presses against the stacked paper to be shredded on the tray 3 and performs shaving when the stacked paper to be shredded on the tray 3 is fed in, realizing multi-level shaving. The first shaving frame 402 includes a first closed state and a first open state. In the open state, when the first shaving frame 402 is in the first closed state, the first shaving frame 402 is closed on the upper end face of the cover plate 4. When the first shaving frame 402 is in the first open state, the first shaving frame 402 presses against the stacked paper to be shredded on the paper tray 3 and shaves the paper when it is put into the paper tray 3. The lower end face of the cover plate 4 is provided with a paper pressing part 403, which is used to press the stacked paper to be shredded placed on the paper tray 103 when the cover plate 4 is closed, so as to realize multi-level shaving. Preferably, the shaving plate 401 has a shaving plate groove 4011 at the end away from the pivot connection with the cover plate 4, so as to facilitate the opening and closing of the shaving plate 401.

[0103] A first safety switch is provided on the cover plate 4. The first safety switch is electrically connected to the control circuit board and is used to put the paper shredder in a power-off state when the cover plate 4 is opened.

[0104] The paper pressing roller assembly 5 is disposed on the lower end face of the paper pressing part 403 and is correspondingly disposed with the paper feeding roller assembly 6. Both ends of the shaft of the paper pressing roller assembly 5 are provided with elastic elements. The paper pressing roller assembly 5 is connected to the cover plate 4 through the elastic elements, so that the paper pressing roller assembly 5 has a movable stroke relative to the cover plate 4. Thus, regardless of the thickness of the stacked paper to be shredded, the paper pressing roller assembly 5 and the paper feeding roller assembly 6 can be kept in a pressed state under the action of the elastic force of the elastic elements. Preferably, the paper pressing part 403 is fixedly connected to or integrally formed on the lower end face of the cover plate 4.

[0105] The blade shaft assembly 7 is located inside the lower cover 2 and is used to shred the stacked paper to be shredded;

[0106] The drive motor is located inside the lower cover 2 and is electrically connected to the cutter shaft assembly 7 to drive the cutter shaft assembly 7 to rotate.

[0107] The paper-feeding roller assembly 6 is located inside the lower cover 2, and the paper-feeding rollers pass through the paper-supporting part 103, partially located inside the paper-supporting part 103, and are drivenly connected to the cutter shaft assembly 7. The bottom sheet of paper stacked on the paper support 3 is shredded once by the paper-feeding roller assembly 6, which rotates under the drive of the cutter shaft assembly 7, and then moves towards the manual paper inlet 102. It is bent and deformed by the inner wall of the manual paper inlet 102 and enters the cutter shaft assembly 7, where it is shredded by the action of the cutter shaft assembly 7. The single shredding action indicates that the pressure roller assembly 5 and the paper-feeding roller assembly 6 are positioned on the paper to be shredded. There is a one-way correspondence between the two sides of the sheet, that is, when the paper to be shredded is being rubbed, the paper pressure roller group 5 and the paper feeding roller group 6 correspond in only one direction; preferably, the paper feeding roller group 6 and the cutter shaft group 7 are connected by gear meshing transmission, and the paper feeding roller group 6 and the cutter shaft group 7 are driven by one or more stages. One cutter shaft in the paper feeding roller group 6 and the cutter shaft group 7 rotate in the same direction and rotates in the opposite direction to the other cutter shaft. For the sake of simplified structure, cost saving, and improved transmission efficiency and overall economy of the paper shredder, this embodiment selects the paper feeding roller group 6 and the cutter shaft group 7 to be connected by a one-way gear meshing transmission.

[0108] The collecting device 8 is located below the lower cover 2 and is fixedly connected to the lower cover 2 for collecting shredded paper. Preferably, the collecting device 8 includes a bucket frame 801 and a waste paper bucket 802. The waste paper bucket 802 is located inside the bucket frame 801 and is detachably connected to the bucket frame 801. A second safety switch is provided on the waste paper bucket 802. The second safety switch is electrically connected to the control circuit board and is used to put the paper shredder in a power-off state when the waste paper bucket 802 is detached from the bucket frame 801. Optionally, the waste paper bucket 802 is snapped into the bucket frame 801.

[0109] In this embodiment, using a paper shredder to remove nails specifically includes the following steps:

[0110] Step 1: Turn on the power, open the tray 3 and the second shaving frame 301 in sequence, put a certain number of stacked papers to be shredded with staples or paper clips at the top two corners through the second shaving frame 301 onto the tray 3 which is inclined relative to the horizontal plane, and use the second shaving frame 301 to press down the stacked papers to be shredded.

[0111] Step 2: Open the nail shaving plate 401 and the first nail shaving frame 402 in sequence, and press them against the stack of paper to be shredded in sequence;

[0112] Step 3: Adjust function switch 104 to start the drive motor, which drives the cutter shaft assembly 7 to rotate, thereby driving the paper feed roller assembly 6 to rotate.

[0113] Step 4: After the bottom sheet of paper to be shredded is rubbed once by the paper feed roller group 6, it moves towards the manual paper inlet 102. Under the obstruction of the inner wall of the manual paper inlet 102, it bends and deforms downwards into the cutter shaft group 7. The paper is shredded under the action of the cutter shaft group 7. At the same time, the staples or paper clips on the stacked paper to be shredded are shredded in multiple stages under the action of the second staple shaving frame 301, the first staple shaving frame 402, the staple shaving plate 401 and the cover plate 4.

[0114] The above describes specific embodiments of the present invention. It should be understood that the present invention is not limited to the specific embodiments described above, and those skilled in the art may make various changes or modifications within the scope of the claims, which do not affect the essence of the present invention. The embodiments of this application and the features in the embodiments may be combined with each other in any manner unless there is a conflict.

Claims

1. A slanted-insert automatic paper shredder, characterized in that, Includes an upper cover, lower cover, paper tray, cover plate, paper pressure roller assembly, paper feed roller assembly, automatic paper inlet, cutter shaft assembly, drive motor, and collection device; wherein: The upper end face of the upper cover is provided with a paper holding part for accommodating the stacked paper to be shredded that enters from the automatic paper inlet; the upper cover and the lower cover are fixedly connected. The tray is pivotally connected to one end of the top cover and is used to place stacked sheets of paper to be shredded when the tray is opened; One end of the cover plate is pivotally connected to the other end of the upper cover for closing or opening the paper shredder; when the cover plate is closed, the end of the cover plate near the paper tray forms the automatic paper inlet with the upper cover, and the shredder is shaved when the stacked paper to be shredded on the paper tray is fed into the automatic paper inlet; the other end of the cover plate is detachably connected to the paper tray. The upper end face of the cover plate is pivotally connected to a nail-shaving plate; the nail-shaving plate includes a nail-shaving plate closed state and a nail-shaving plate open state. When the nail-shaving plate is in the closed state, the nail-shaving plate covers the upper end face of the cover plate. When the nail-shaving plate is in the open state, the nail-shaving plate presses against the stacked paper to be shredded on the paper tray and performs nail shaving when the stacked paper to be shredded on the paper tray is fed into the paper tray. The lower end face of the cover plate is provided with a paper pressing part, which is used to press the stacked paper to be shredded placed on the paper holding part when the cover plate is closed. The paper pressing roller assembly is disposed on the lower end face of the paper pressing part and is correspondingly disposed with the paper feeding roller assembly; The blade shaft assembly is located inside the lower cover and is used to cut and shred stacked paper. The drive motor is located inside the lower cover and is electrically connected to the cutter shaft assembly, used to drive the cutter shaft assembly to rotate; The paper-feeding roller assembly is located inside the lower cover and passes through the paper-supporting part, partially located inside the paper-supporting part, and is connected to the blade shaft assembly for transmission. The bottommost piece of paper to be shredded on the paper-supporting board is shredded once by the paper-feeding roller assembly rotating under the transmission of the blade shaft assembly and then enters the blade shaft assembly, where the paper is shredded under the action of the blade shaft assembly. The collecting device is located below the lower cover and is fixedly connected to the lower cover for collecting shredded paper.

2. The inclined insertion automatic paper shredder according to claim 1, characterized in that, The paper pressing roller group and the paper twisting roller group have a one-to-one correspondence on both sides of the paper to be shredded. The bottom paper of the stacked paper to be shredded on the paper support board is twisted under the action of the one-to-one correspondence and enters the cutter shaft group downwards, where it is shredded under the action of the cutter shaft group.

3. The inclined insertion automatic paper shredder according to claim 1, characterized in that, Both ends of the paper pressing roller assembly are provided with elastic elements. The paper pressing roller assembly is connected to the cover plate through the elastic elements, so that the paper pressing roller assembly has a movable stroke relative to the cover plate.

4. The inclined insertion automatic paper shredder according to claim 1, characterized in that, The upper end face of the cover plate is pivotally connected to a first shaving frame. The first shaving frame includes a first closed state and a first open state. When the first shaving frame is in the first closed state, the first shaving frame is closed on the upper end face of the cover plate. When the first shaving frame is in the first open state, the first shaving frame presses against the stacked paper to be shredded on the tray and performs shaving when the stacked paper to be shredded on the tray is fed.

5. The inclined insertion automatic paper shredder according to claim 1, characterized in that, The other end of the cover plate is magnetically connected and / or snapped into the paper holding part to facilitate opening and closing the cover plate and to remove the stacked paper to be shredded when the cover plate is opened.

6. The inclined insertion automatic paper shredder according to claim 5, characterized in that, When the other end of the cover plate is magnetically connected to the paper-holding part, a magnetic structure is provided on one side of the cover plate and the paper-holding part, and a magnetically attracted structure is provided on the other side, or magnetic structures are provided on both sides.

7. The inclined insertion automatic paper shredder according to claim 6, characterized in that, When a magnetic structure is provided on one side and a magnetic attraction structure is provided on the other side between the cover plate and the paper support part, a metal structure is provided on the lower end face of the cover plate, and a magnetic structure is provided on the paper support part at the position corresponding to the metal structure.

8. The inclined insertion automatic paper shredder according to claim 6, characterized in that, When a magnetic structure is provided on one side and a magnetic attraction structure is provided on the other side between the cover plate and the paper support part, the lower end face of the cover plate is provided with a magnetic structure, and the paper support part is provided with a metal structure at the position corresponding to the magnetic structure.

9. The inclined insertion automatic paper shredder according to claim 6, characterized in that, When magnetic structures are provided on both sides between the cover plate and the paper-supporting part, magnetic structures are provided at the corresponding positions on the lower end surface of the cover plate and the paper-supporting part.

10. The inclined insertion automatic paper shredder according to claim 5, characterized in that, When the other end of the cover plate is engaged with the paper support part, a buckle is provided on the lower end face of the cover plate, and a groove corresponding to the buckle is provided on the inner wall of the paper support part.

11. The inclined insertion automatic paper shredder according to claim 5, characterized in that, When the other end of the cover plate is engaged with the paper support part, the lower end face of the cover plate is provided with a slot, and the inner wall of the paper support part is provided with a buckle corresponding to the slot.

12. The inclined insertion automatic paper shredder according to claim 5, characterized in that, When the other end of the cover plate is magnetically connected and snapped into the paper support part, a magnetic structure is provided on one side of the cover plate and the paper support part, and a magnetically attracted structure is provided on the other side, or both sides are provided with magnetic structures. Furthermore, a buckle is provided on one side of the cover plate and the paper support part, and a slot matching the buckle is provided on the other side.

13. The inclined insertion automatic paper shredder according to claim 12, characterized in that, With a magnetic structure on one side and a magnetically attracted structure on the other side between the cover plate and the paper-supporting part, and with a buckle on one side and a matching slot on the other side between the cover plate and the paper-supporting part, the lower end face of the cover plate is provided with a metal structure, the paper-supporting part is provided with a magnetic structure at a position corresponding to the metal structure, the lower end face of the cover plate is provided with a buckle, and the inner wall of the paper-supporting part is provided with a slot corresponding to the buckle.

14. The inclined insertion automatic paper shredder according to claim 12, characterized in that, With a magnetic structure on one side and a magnetically attracted structure on the other side between the cover plate and the paper-supporting part, and with a buckle on one side and a matching slot on the other side between the cover plate and the paper-supporting part, the lower end face of the cover plate is provided with a metal structure, the paper-supporting part is provided with a magnetic structure at a position corresponding to the metal structure, the lower end face of the cover plate is provided with a slot, and the inner wall of the paper-supporting part is provided with a buckle corresponding to the slot.

15. The inclined insertion automatic paper shredder according to claim 12, characterized in that, With a magnetic structure on one side and a magnetically attracted structure on the other side between the cover plate and the paper-supporting part, and with a buckle on one side and a matching slot on the other side between the cover plate and the paper-supporting part, the lower end face of the cover plate is provided with a magnetic structure, the paper-supporting part is provided with a metal structure at a position corresponding to the magnetic structure, the lower end face of the cover plate is provided with a buckle, and the inner wall of the paper-supporting part is provided with a slot corresponding to the buckle.

16. The inclined insertion automatic paper shredder according to claim 12, characterized in that, With a magnetic structure on one side and a magnetically attracted structure on the other side between the cover plate and the paper-supporting part, and with a buckle on one side and a matching slot on the other side between the cover plate and the paper-supporting part, the lower end face of the cover plate is provided with a magnetic structure, the paper-supporting part is provided with a metal structure at a position corresponding to the magnetic structure, the lower end face of the cover plate is provided with a slot, and the inner wall of the paper-supporting part is provided with a buckle corresponding to the slot.

17. The inclined insertion automatic paper shredder according to claim 12, characterized in that, With magnetic structures provided on both sides between the cover plate and the paper-supporting part, and with a buckle provided on one side and a matching slot on the other side between the cover plate and the paper-supporting part, magnetic structures are provided at positions corresponding to the paper-supporting part on the lower end face of the cover plate, and a buckle is provided on the lower end face of the cover plate. The inner wall of the paper-supporting part is provided with a slot corresponding to the buckle.

18. The inclined insertion automatic paper shredder according to claim 12, characterized in that, With magnetic structures provided on both sides between the cover plate and the paper-supporting part, and with a buckle provided on one side and a slot matching the buckle on the other side, the lower end face of the cover plate and the corresponding position of the paper-supporting part are provided with magnetic structures, and the lower end face of the cover plate is provided with a slot, and the inner wall of the paper-supporting part is provided with buckles corresponding to the slots.

19. The inclined insertion automatic paper shredder according to claim 1, characterized in that, The bottom of the inner wall of the paper tray is located in the same plane.

20. The inclined insertion automatic paper shredder according to claim 19, characterized in that, The bottom of the inner wall of the paper support section is inclined.

21. The inclined insertion automatic paper shredder according to claim 20, characterized in that, The bottom of the inner wall of the paper support section is higher at the end near the paper support plate than at the end near the cutter shaft assembly.

22. The inclined insertion automatic paper shredder according to claim 1, characterized in that, The paper pressing part is fixedly connected to or integrally formed on the lower end face of the cover plate.

23. The inclined insertion automatic paper shredder according to any one of claims 1 to 22, characterized in that, A second shaving frame is pivotally connected to the side of the tray that contacts the stacked paper to be shredded. The second shaving frame has a second closed state and a second open state. When the second shaving frame is in the second closed state, the second shaving frame covers the tray. When the second shaving frame is in the second open state, the second shaving frame presses against the stacked paper to be shredded on the tray and performs shaving when the stacked paper to be shredded on the tray is fed.

24. The inclined insertion automatic paper shredder according to claim 23, characterized in that, It also includes a manual paper inlet, one end of which is pivotally connected to the upper cover to form the manual paper inlet with the upper cover, and the blade shaft assembly is located below the manual paper inlet.

25. The inclined insertion automatic paper shredder according to claim 24, characterized in that, It also includes a control circuit board, which is disposed inside the upper cover and is electrically connected to the drive motor and an external power supply.

26. The inclined insertion automatic paper shredder according to claim 25, characterized in that, A first safety switch is provided on the cover plate. The first safety switch is electrically connected to the control circuit board and is used to put the paper shredder in a power-off state when the cover plate is opened.

Images