CN113351328A - Paper shredder with dual protection function - Google Patents
Paper shredder with dual protection function Download PDFInfo
- Publication number
- CN113351328A CN113351328A CN202110552529.4A CN202110552529A CN113351328A CN 113351328 A CN113351328 A CN 113351328A CN 202110552529 A CN202110552529 A CN 202110552529A CN 113351328 A CN113351328 A CN 113351328A
- Authority
- CN
- China
- Prior art keywords
- conductive plate
- paper
- case
- paper feeding
- feeding groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0007—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C2018/168—User safety devices or measures in shredders
Abstract
The invention provides a paper shredder with double protection functions, which comprises a case, wherein a circuit board is arranged in the case, a first conductive plate and a second conductive plate are fixed at the upper end of the case, the first conductive plate and the second conductive plate are both electrically connected with the circuit board, a paper feeding groove is formed between the first conductive plate and the second conductive plate, a paper shredding module is arranged at the lower side of the paper feeding groove, a non-contact infrared thermometer is fixed on the case, and the non-contact infrared thermometer is positioned at one side of the paper feeding groove. The paper shredder can monitor the position of the paper feeding groove in real time through human body electric field induction and temperature measurement induction of the non-contact infrared thermometer, and is assisted with a control system to quickly turn off the power supply of the motor, thereby eliminating potential safety hazards generated when a user accidentally extends a hand into the paper feeding groove, and having double protection functions.
Description
Technical Field
The invention relates to the technical field of paper shredders, in particular to a paper shredder with double protection functions.
Background
The paper shredder is office equipment capable of effectively preventing the content of the document from being divulged. In order to increase the shredding efficiency of the paper shredder in the prior art, the size of the paper inlet is usually increased, so that more paper can be inserted into the paper inlet at one time. Due to the fact that the caliber of the paper feeding opening is large, when a user operates improperly, the hand is easily damaged, and great potential safety hazards exist.
Disclosure of Invention
Aiming at the problems, the paper shredder with double protection functions provided by the invention can monitor the position of the paper feeding groove in real time through human body electric field induction and temperature measurement induction of a non-contact infrared thermometer, and is assisted with a control system to quickly turn off the power supply of a motor, thereby eliminating potential safety hazards generated when a user accidentally extends a hand into the paper feeding groove, and having double protection functions.
In order to achieve the purpose, the invention is solved by the following technical scheme:
a paper shredder with dual protection functions comprises a case, wherein a circuit board is arranged in the case, a first conductive plate and a second conductive plate are fixed at the upper end of the case, the first conductive plate and the second conductive plate are electrically connected with the circuit board, a paper feeding groove is formed between the first conductive plate and the second conductive plate, a paper shredding module is arranged on the lower side of the paper feeding groove, a non-contact infrared thermometer is fixed on the case, and the non-contact infrared thermometer is located on one side of the paper feeding groove.
Specifically, a baffle is further fixed on the case, the baffle is located on one side of the paper feeding groove, and a detection end of the non-contact infrared thermometer is arranged close to one side of the baffle.
Specifically, the first conductive plate and the second conductive plate are both arc-shaped structures.
Specifically, a key switch is fixed on the case and electrically connected with the circuit board.
Specifically, the machine is internally provided with a shredded paper cavity, the shredded paper module is positioned on the inner side of the shredded paper cavity, the lower end of the shredded paper cavity is connected with a discharging hole, and a material collecting box is arranged on the lower side of the discharging hole.
Specifically, the cover plate is arranged at one end of the material collecting box, and a hollow groove is formed in the cover plate.
Specifically, the shredded paper module includes first roller cutter, connects first gear, second roller cutter, the connection of first roller cutter one end are in second gear, the motor of second roller cutter one end, connect the third gear of motor output end, first gear, second gear all with the meshing of third gear is connected.
The invention has the beneficial effects that:
1. the paper shredder is characterized in that a first conductive plate and a second conductive plate are fixed at the upper end of a case, a paper feeding groove is formed between the first conductive plate and the second conductive plate, the first conductive plate and the second conductive plate are both electrically connected with a circuit board, the circuit board is provided with a corresponding sensing circuit, and when a hand of a user contacts the first conductive plate and/or the second conductive plate, the sensing circuit receives weak current generated by a human body electric field, so that the power supply of a motor is cut off through a control program to realize the function of protecting the user;
2. the paper feeding device is characterized in that a non-contact infrared thermometer is additionally arranged on one side of the paper feeding groove, the temperature condition of the position of the paper feeding groove can be monitored in real time through the temperature sensing effect of the non-contact infrared thermometer, if the detected temperature reaches a preset temperature range, a control system is also used for rapidly turning off a power supply of a motor, potential safety hazards generated when a user hand stretches into the paper feeding groove are eliminated, and the paper feeding device has a dual protection function.
Drawings
Fig. 1 is a schematic perspective view of a paper shredder with dual protection functions according to the present invention.
Fig. 2 is a schematic perspective view of a shredding module.
FIG. 3 is a top view of a shredder with dual-protection features in accordance with the present invention.
Fig. 4 is a cross-sectional view taken along the plane a-a in fig. 3.
The reference signs are: the paper shredding machine comprises a machine case 1, a paper shredding cavity 11, a blanking hole 12, a material collecting box 13, a cover plate 131, a hollow-out groove 132, a circuit board 2, a first conductive plate 3, a second conductive plate 4, a paper feeding groove 5, a paper shredding module 6, a first roller shaft cutter 61, a first gear 62, a second roller shaft cutter 63, a second gear 64, a motor 65, a third gear 66, a non-contact infrared thermometer 7, a baffle plate 8 and a key switch 9.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the embodiments of the present invention are not limited thereto.
Referring to FIGS. 1-4:
a paper shredder with double protection functions comprises a case 1, a circuit board 2 is arranged in the case 1, a first conductive plate 3 and a second conductive plate 4 are fixed at the upper end of the case 1, the first conductive plate 3 and the second conductive plate 4 are both electrically connected with the circuit board 2, a paper feeding groove 5 is formed between the first conductive plate 3 and the second conductive plate 4, a paper shredding module 6 is arranged at the lower side of the paper feeding groove 5, a sensing circuit is arranged on the circuit board 2, when a user touches the first conductive plate 3 and/or the second conductive plate 4 by hand, the sensing circuit receives weak current generated by a human body electric field, so that the power supply of the paper shredding module 6 is cut off through a control program to realize the function of protecting the user, in addition, a non-contact infrared thermometer 7 is fixed on the case 1, the non-contact infrared thermometer 7 is positioned at one side of the paper feeding groove 5, and the non-contact infrared thermometer 7 carries out continuous temperature detection on the position of the paper feeding groove 5, the temperature range set by the non-contact infrared thermometer 7 can be set according to the temperature of the hand of a human body, and is generally set to be 30-39 ℃, if the temperature detected by the non-contact infrared thermometer 7 is within the preset temperature range, the power supply of the paper shredding module 6 is also quickly turned off through the control system, potential safety hazards generated when the hand of a user stretches into the paper feeding groove 5 are eliminated, and the double-protection function is achieved.
Preferably, a baffle 8 is further fixed on the case 1, the baffle 8 is located on one side of the paper feeding slot 5, and the detection end of the non-contact infrared thermometer 7 is arranged close to one side of the baffle 8.
Preferably, the first conductive plate 3 and the second conductive plate 4 are both arc-shaped.
Preferably, a key switch 9 is fixed on the case 1, and the key switch 9 is electrically connected with the circuit board 2.
Preferably, a paper shredding cavity 11 is arranged in the case 1, the paper shredding module 6 is located on the inner side of the paper shredding cavity 11, a discharging hole 12 is connected to the lower end of the paper shredding cavity 11, a material collecting box 13 is arranged on the lower side of the discharging hole 12, and the material collecting box 13 is used for collecting paper scraps generated after cutting.
Preferably, a cover plate 131 is disposed at one end of the material collecting box 13, and a hollow groove 132 is disposed on the cover plate 131 for the user to pull out the material collecting box 13.
Preferably, the paper shredding module 6 comprises a first roller cutter 61, a first gear 62 connected to one end of the first roller cutter 61, a second roller cutter 63, a second gear 64 connected to one end of the second roller cutter 63, a motor 65, and a third gear 66 connected to the output end of the motor 65, wherein the first gear 62 and the second gear 64 are both in meshed connection with the third gear 66.
The above examples only show 1 embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (7)
1. The paper shredder with the dual-protection function is characterized by comprising a case (1), wherein a circuit board (2) is arranged in the case (1), a first conductive plate (3) and a second conductive plate (4) are fixed at the upper end of the case (1), the first conductive plate (3) and the second conductive plate (4) are electrically connected with the circuit board (2), a paper feeding groove (5) is formed between the first conductive plate (3) and the second conductive plate (4), a paper shredding module (6) is arranged on the lower side of the paper feeding groove (5), a non-contact infrared thermometer (7) is fixed on the case (1), and the non-contact infrared thermometer (7) is located on one side of the paper feeding groove (5).
2. The paper shredder with the dual-protection function according to claim 1, characterized in that a baffle (8) is further fixed on the case (1), the baffle (8) is positioned at one side of the paper feeding slot (5), and the detection end of the non-contact infrared thermometer (7) is arranged close to one side of the baffle (8).
3. The shredder with double protection function as claimed in claim 1, wherein the first conductive plate (3) and the second conductive plate (4) are both arc-shaped.
4. The shredder with dual protection function according to claim 1, wherein the casing (1) is fixed with a key switch (9), and the key switch (9) is electrically connected with the circuit board (2).
5. The paper shredder with the dual protection function according to claim 1, characterized in that a shredding cavity (11) is arranged in the case (1), the shredding module (6) is located inside the shredding cavity (11), a discharging hole (12) is connected to the lower end of the shredding cavity (11), and a collecting box (13) is arranged on the lower side of the discharging hole (12).
6. The shredder with double protection function according to claim 5, wherein the material collecting box (13) is provided with a cover plate (131) at one end, and the cover plate (131) is provided with a hollow groove (132).
7. The paper shredder with the dual protection function according to claim 1, wherein the paper shredding module (6) comprises a first roller cutter (61), a first gear (62) connected to one end of the first roller cutter (61), a second roller cutter (63), a second gear (64) connected to one end of the second roller cutter (63), a motor (65), and a third gear (66) connected to the output end of the motor (65), wherein the first gear (62) and the second gear (64) are meshed with the third gear (66).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110552529.4A CN113351328A (en) | 2021-05-20 | 2021-05-20 | Paper shredder with dual protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110552529.4A CN113351328A (en) | 2021-05-20 | 2021-05-20 | Paper shredder with dual protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113351328A true CN113351328A (en) | 2021-09-07 |
Family
ID=77527097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110552529.4A Pending CN113351328A (en) | 2021-05-20 | 2021-05-20 | Paper shredder with dual protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113351328A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060054725A1 (en) * | 2004-09-10 | 2006-03-16 | Fellowes, Inc. | Shredder throat safety system |
| CN1887428A (en) * | 2006-07-27 | 2007-01-03 | 汪永国 | Safe shredder |
| CN2877856Y (en) * | 2005-12-30 | 2007-03-14 | 钟奋强 | Human body auto-induction type energy-saving paper shredder |
| CN201023061Y (en) * | 2007-03-27 | 2008-02-20 | 钟奋强 | Safety shredder and its paper entrance touch induction device |
| DE212008000024U1 (en) * | 2007-03-22 | 2009-11-26 | Schwelling, Hermann | Shredder with a safety device at the intake opening |
| CN206716143U (en) * | 2017-05-21 | 2017-12-08 | 陈明霞 | A kind of practical shredder |
-
2021
- 2021-05-20 CN CN202110552529.4A patent/CN113351328A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060054725A1 (en) * | 2004-09-10 | 2006-03-16 | Fellowes, Inc. | Shredder throat safety system |
| CN2877856Y (en) * | 2005-12-30 | 2007-03-14 | 钟奋强 | Human body auto-induction type energy-saving paper shredder |
| CN1887428A (en) * | 2006-07-27 | 2007-01-03 | 汪永国 | Safe shredder |
| DE212008000024U1 (en) * | 2007-03-22 | 2009-11-26 | Schwelling, Hermann | Shredder with a safety device at the intake opening |
| CN201023061Y (en) * | 2007-03-27 | 2008-02-20 | 钟奋强 | Safety shredder and its paper entrance touch induction device |
| CN206716143U (en) * | 2017-05-21 | 2017-12-08 | 陈明霞 | A kind of practical shredder |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210907 |