CN220763946U - Electric and hand-operated dual-purpose pencil sharpener - Google Patents
Electric and hand-operated dual-purpose pencil sharpener Download PDFInfo
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- CN220763946U CN220763946U CN202322190854.8U CN202322190854U CN220763946U CN 220763946 U CN220763946 U CN 220763946U CN 202322190854 U CN202322190854 U CN 202322190854U CN 220763946 U CN220763946 U CN 220763946U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 230000009467 reduction Effects 0.000 claims description 11
- 238000003801 milling Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an electric and manual dual-purpose pencil sharpener, which comprises a shell, a cutting module, a transmission module, an electric module and a manual module.
Description
Technical Field
The utility model belongs to the technical field of study article production, and particularly relates to an electric and manual dual-purpose pencil sharpener.
Background
Under the large environment of the existing market, the pencil sharpener industry is upgraded from an initial small-blade square pencil sharpener to a small hand-operated square pencil sharpener, then the pencil sharpener is changed into a vertical electric pencil sharpener, the traditional hand-operated pencil sharpener is low in efficiency and slow in speed, the pencil sharpener becomes an unavoidable ring occupying rest time after the daily operation is completed, the manufacturing cost of the vertical electric pencil sharpener capable of improving the efficiency is high, the sales unit price is high, and a small additional burden is brought to a common household, so that the pencil sharpener for both electric and hand-operated pencil sharpening needs to be provided.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides an electric and manual dual-purpose pencil sharpener, which has the advantages of low cost, good pencil sharpening effect and dual purposes of manual and electric, and solves the problems that the existing manual pencil sharpener is low in efficiency and occupies rest time, and the vertical electric pencil sharpener is high in cost and brings extra burden to consumers.
The utility model is realized in such a way that the pencil sharpener comprises a shell, a cutting module, a transmission module, an electric module and a manual module, wherein the shell comprises a pencil inlet hole, a handle hole, a first cavity for arranging the cutting module, a second cavity for arranging the electric module and the manual module and a third cavity for arranging a pencil dust box;
the cutting module comprises a cutter rest, a spiral milling cutter obliquely arranged on one side of the cutter rest, a fixing shaft for fixing the spiral milling cutter, a fixing gear and a transmission gear, wherein one end of the cutter rest is provided with a pen inlet cavity and connected with the pen inlet hole, the other end of the cutter rest penetrates through the first cavity and is fixed by the fixing gear, and part of the cutter rest penetrating out is provided with external threads which are in threaded connection with the transmission gear;
the transmission module comprises a reduction gear set, an output gear and a manual input gear, wherein a hexagonal clamping groove and a circular through hole are formed in the middle of the manual input gear, and the output gear is meshed with the transmission gear;
the electric module comprises a power supply, a motor, a circuit board, a first contact and a second contact which are electrically connected in sequence, wherein the first contact is arranged in a pencil feeding cavity, when a pencil enters the pencil feeding cavity through the pencil feeding hole, the first contact is triggered, the motor is operated in the forward direction to start pencil sharpening, the second contact is arranged on the tool rest in the extending direction of the pencil feeding cavity, and when pencil sharpening is completed, a pencil point passes through the pencil feeding cavity to touch the second contact, and the motor is operated in the reverse direction to start pencil withdrawing;
the manual module comprises a hexagonal clamping piece, a connecting shaft and a handle, wherein the hexagonal clamping piece is connected with the handle through the connecting shaft, the connecting shaft penetrates through the circular through hole of the manual input gear, the hexagonal clamping piece is practical in cooperation with the hexagonal clamping groove of the manual input gear, in a normal state, the hexagonal clamping groove is in a separation state with the hexagonal clamping piece, the handle rotates to enable the hexagonal clamping piece to idle, when the handle is pulled out, the hexagonal clamping piece is retreated to be clamped into the hexagonal clamping groove to be meshed, the handle rotates to drive the manual input gear to rotate through the hexagonal clamping piece, so that the reduction gear set is driven, and then the cutting module is driven to work.
As a further preferred, the electric module further comprises an electric quantity display screen, the electric quantity display screen is electrically connected with the power supply, a monitoring window matched with the electric quantity display screen in size and shape is arranged on one side of the shell, and a user can observe the electric quantity of the power supply conveniently.
As a further preferred aspect, the electric module further includes a charging port, the charging port is electrically connected with the power supply through a wire, and a charging hole matching the size and shape of the charging port is provided on one side of the housing.
As a further preferred, the power source is a 18650 rechargeable lithium battery.
Compared with the prior art, the utility model has the following beneficial effects:
1. through setting up electric module, manual module and transmission module cooperation and using, under the normal circumstances of power, can cut the pencil with electric mode drive cutting module, improve and cut pencil efficiency, reduce and occupy the study time, under the not enough circumstances of power electric quantity, can utilize connecting axle and gear train meshing through drawing the mode of handle, make the handle can drive the gear train and rotate to drive pencil sharpener knife tackle and rotate, cut the pencil, realized that electric pencil sharpener also can cut the purpose of pencil under the condition of no power.
Drawings
FIG. 1 is a schematic view of the internal structure of an embodiment of the present utility model;
FIG. 2 is a schematic perspective view of an embodiment of the present utility model;
FIG. 3 is a schematic view of the internal structure of a housing according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a cutting module according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a transmission module according to an embodiment of the present utility model;
FIG. 6 is a schematic view of an electromotive module according to an embodiment of the present utility model;
FIG. 7 is a schematic diagram of a manual module according to an embodiment of the present utility model;
fig. 8 is a schematic diagram of the connection of a manual module and a manual input gear of an embodiment of the present utility model.
Reference numerals
1. A housing; 11. a pen hole; 12. a handle hole; 13. a first cavity; 14. a second cavity; 15. a third cavity; 16. a pencil scraps box; 17. monitoring windows, 18, charging holes; 2. a cutting module; 21. a tool holder; 211. a pen inlet cavity; 212. an external thread; 22. a helical milling cutter; 23. a fixed shaft (23); 24. fixing an internal gear; 25. a transmission gear; 3. a transmission module; 31. a reduction gear set; 32. an output gear; 33. a manual input gear; 331. hexagonal clamping grooves; 332. a circular through hole; 4. an electric module; 41. a power supply; 42. a motor; 43. a circuit board; 44. a first contact; 45. a second contact; 46. an electric quantity display screen; 47. a charging interface; 5. a manual module; 51. a hexagonal clamping piece; 52. a connecting shaft; 53. a handle.
Detailed Description
For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
The structure of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 8, the dual-purpose pencil sharpener for electric and hand-operated use provided by the embodiment of the utility model comprises a shell, a cutting module, a transmission module, an electric module and a manual module, wherein the shell comprises a pencil inlet hole, a handle hole, a first cavity for arranging the cutting module, a second cavity for arranging the electric module and the manual module and a third cavity for arranging a pencil chip box; the cutting module comprises a cutter rest, a spiral milling cutter obliquely arranged on one side of the cutter rest, a fixing shaft for fixing the spiral milling cutter, a fixing gear and a transmission gear, wherein one end of the cutter rest is provided with a pen inlet cavity and connected with the pen inlet hole, the other end of the cutter rest penetrates through the first cavity and is fixed by the fixing gear, and part of the cutter rest penetrating out is provided with external threads which are in threaded connection with the transmission gear; the transmission module comprises a reduction gear set, an output gear and a manual input gear, wherein a hexagonal clamping groove and a circular through hole are formed in the middle of the manual input gear, and the output gear is meshed with the transmission gear; the electric module comprises a power supply, a motor, a circuit board, a first contact and a second contact which are electrically connected in sequence, wherein the first contact is arranged in a pencil feeding cavity, when a pencil enters the pencil feeding cavity through the pencil feeding hole, the first contact is triggered, the motor is operated in the forward direction to start pencil sharpening, the second contact is arranged on the tool rest in the extending direction of the pencil feeding cavity, and when pencil sharpening is completed, a pencil point passes through the pencil feeding cavity to touch the second contact, and the motor is operated in the reverse direction to start pencil withdrawing; the manual module comprises a hexagonal clamping piece, a connecting shaft and a handle, wherein the hexagonal clamping piece is connected with the handle through the connecting shaft, the connecting shaft penetrates through the circular through hole of the manual input gear, the hexagonal clamping piece is practical in cooperation with the hexagonal clamping groove of the manual input gear, in a normal state, the hexagonal clamping groove is in a separation state with the hexagonal clamping piece, the handle rotates to enable the hexagonal clamping piece to idle, when the handle is pulled out, the hexagonal clamping piece is retreated to be clamped into the hexagonal clamping groove to be meshed, the handle rotates to drive the manual input gear to rotate through the hexagonal clamping piece, so that the reduction gear set is driven, and then the cutting module is driven to work.
The scheme is adopted: the pencil sharpener can be used by hand and electric by matching the shell, the cutting module, the transmission module, the electric module and the manual module, the pencil is inserted, the first contact is triggered, the electric module is started to start working, the cutting module is driven to rotate through the reduction gear set, so that the pencil is cut, the pencil point is gradually deepened along with the cutting, and when the pencil point touches the second contact, the electric module stops working, and the cutting is completed; when the electric quantity is insufficient, the handle can be pulled, the hexagonal clamping piece and the hexagonal clamping groove are clamped, the handle is rocked, and the reduction gear set is driven to drive the cutting module to rotate, so that the pencil is cut.
As shown in fig. 2, the electric module further includes an electric quantity display screen, the electric quantity display screen is electrically connected with the power supply, and a monitoring window matched with the electric quantity display screen in size and shape is arranged on one side of the shell, so that a user can observe the electric quantity of the power supply conveniently.
The scheme is adopted: through being provided with the matching in casing one side the monitoring window of electric quantity display screen size shape, the person of facilitating the use observes the power electric quantity.
As shown in fig. 2, the electric module further includes a charging interface, the charging interface is electrically connected with the power supply through a wire, and a charging hole matched with the size and shape of the charging interface is formed in one side of the housing.
The scheme is adopted: through setting up the interface that charges and being provided with the hole that charges that matches the interface size shape that charges in casing one side, can utilize the interface that charges to charge to the power.
As shown in fig. 1 and 6, the power source 21 is a 18650 rechargeable lithium battery.
The scheme is adopted: by setting the power supply as the 18650 rechargeable lithium battery, the capacity is large, the service life is long, and the 18650 rechargeable lithium battery can be charged by using the charging interface under the condition of no electricity.
As shown in fig. 4, the electromotive module includes a circuit board 24 and a power display 25.
The scheme is adopted: by arranging the circuit board, the pencil sharpening state can be judged according to the size of the passing current, the pencil sharpening state is realized when the current is large, and the pencil sharpening is completed when the current is reduced to a certain value; through setting up the electric quantity display screen with power electric connection, casing one side is provided with the matching the monitoring window of electric quantity display screen size shape, the person of facilitating the use observes the electric quantity.
The working principle of the utility model is as follows:
the pencil is inserted into the pencil inlet hole of the pencil sharpener, the pencil contacts the first contact, the electric module is started to start to work, the motor drives the transmission module to work, the cutting module is driven to cut the pencil, the pencil point deeply contacts the second contact along with the cutting, the electric module stops working, and pencil cutting is completed. The electric quantity display screen can display the residual electric quantity of the power supply in real time, when the electric quantity is insufficient, the handle can be pulled, the hexagonal clamping piece is meshed with the hexagonal clamping groove in a clamping mode, the manual input gear can be driven to rotate by rotation of the handle, and then the cutting module is driven to work through the reduction gear set, so that the pencil is manually cut.
To sum up: through setting up electric module and transmission module cooperation and use, can cut the pencil manually or electric mode, not only improve the efficiency of cutting the pencil, save time study and rest. Meanwhile, through setting up manual module and transmission module cooperation and using, under the condition that power electric quantity is not enough, can utilize connecting axle and reduction gear set meshing through drawing the mode of handle, make the handle can drive reduction gear set rotation to drive cutting module work, cut the pencil, realized that electric pencil sharpener also can cut the purpose of pencil under the condition that there is not the power.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. An electric and hand-operated dual-purpose pencil sharpener, which is characterized in that: the pencil sharpener comprises a shell (1), a cutting module (2), a transmission module (3), an electric module (4) and a manual module (5), wherein the shell (1) comprises a pencil inlet hole (11) and a handle hole (12), a first cavity (13) for arranging the cutting module (2), a second cavity (14) for arranging the electric module (4) and the manual module (5) and a third cavity (15) for arranging a pencil dust box (16);
the cutting module (2) comprises a cutter rest (21), a spiral milling cutter (22) obliquely arranged on one side of the cutter rest (21), a fixed shaft (23) for fixing the spiral milling cutter (22), a fixed gear (24) and a transmission gear (25), wherein one end of the cutter rest (21) is provided with a pen inlet cavity (211) correspondingly connected with the pen inlet hole (11), the other end of the cutter rest penetrates through the first cavity (13) and is fixed by the fixed gear (24), and a part of the cutter rest which penetrates out is provided with external threads (212), and the external threads (212) are in threaded connection with the transmission gear (25);
the transmission module (3) comprises a reduction gear set (31), an output gear (32) and a manual input gear (33), a hexagonal clamping groove (331) and a circular through hole (332) are formed in the middle of the manual input gear (33), and the output gear (32) is meshed with the transmission gear (25);
the electric module (4) comprises a power supply (41), a motor (42), a circuit board (43), a first contact (44) and a second contact (45) which are electrically connected in sequence, wherein the first contact (44) is arranged in the pencil feeding cavity (211), when a pencil enters the pencil feeding cavity (211) through the pencil feeding hole (11), the first contact (44) is triggered to operate positively, the motor starts to cut the pencil, the second contact (45) is arranged on the tool rest (21) in the extending direction of the pencil feeding cavity (211), and when the pencil cutting is completed, a pencil point penetrates through the pencil feeding cavity (211) to touch the second contact (45), and the motor reversely operates to start to withdraw the pencil;
the manual module (5) comprises a hexagonal clamping piece (51), a connecting shaft (52) and a handle (53), wherein the hexagonal clamping piece (51) and the handle (53) are connected through the connecting shaft (52), the connecting shaft (52) penetrates through the circular through hole (332) of the manual input gear (33), the hexagonal clamping piece (51) and the hexagonal clamping groove (331) of the manual input gear (33) are matched and practical, in a normal state, the hexagonal clamping groove (331) and the hexagonal clamping piece (51) are in a separation state, the handle (53) is rotated to enable the hexagonal clamping piece (51) to idle, when the handle (53) is pulled out, the hexagonal clamping piece (51) is backwards clamped into the hexagonal clamping groove (331) to be meshed, the handle (53) is rotated to drive the manual input gear (33) to rotate through the hexagonal clamping piece (51), and accordingly the speed reducing gear set (31) is driven to drive the cutting module (2) to work.
2. The dual-purpose pencil sharpener of claim 1, wherein: the electric module (4) further comprises an electric quantity display screen (46), the electric quantity display screen (46) is electrically connected with the power supply (41), one side of the shell (1) is provided with a monitoring window (17) matched with the size and the shape of the electric quantity display screen, and a user can observe the electric quantity of the power supply conveniently.
3. The dual-purpose pencil sharpener of claim 1, wherein: the electric module (4) further comprises a charging interface (47), the charging interface (47) is electrically connected with the power supply (41) through a wire, and a charging hole (18) matched with the size and the shape of the charging interface (47) is formed in one side of the shell (1).
4. The dual-purpose pencil sharpener of claim 1, wherein: the power source (41) is a 18650 rechargeable lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322190854.8U CN220763946U (en) | 2023-08-15 | 2023-08-15 | Electric and hand-operated dual-purpose pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322190854.8U CN220763946U (en) | 2023-08-15 | 2023-08-15 | Electric and hand-operated dual-purpose pencil sharpener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220763946U true CN220763946U (en) | 2024-04-12 |
Family
ID=90600716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322190854.8U Active CN220763946U (en) | 2023-08-15 | 2023-08-15 | Electric and hand-operated dual-purpose pencil sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220763946U (en) |
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2023
- 2023-08-15 CN CN202322190854.8U patent/CN220763946U/en active Active
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