CN210722030U - Teaching aid of electric pencil sharpener - Google Patents
Teaching aid of electric pencil sharpener Download PDFInfo
- Publication number
- CN210722030U CN210722030U CN201921509232.4U CN201921509232U CN210722030U CN 210722030 U CN210722030 U CN 210722030U CN 201921509232 U CN201921509232 U CN 201921509232U CN 210722030 U CN210722030 U CN 210722030U
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- Prior art keywords
- pencil sharpener
- teaching
- power supply
- teaching aid
- shell
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- 238000003860 storage Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses an electronic penknife teaching aid is used in teaching, including the pencil sharpener shell, the outer skin weld in bottom of pencil sharpener shell has the receiver, there are actuating mechanism and power supply mechanism in the inside of pencil sharpener shell through bolt fixed mounting respectively. A teaching is with electronic penknife teaching aid, increased the content of manual preparation, can regard as a teaching aid to provide the student and make and study, the power supply adopts No. 5 battery powers, guarantees personal safety, can use external power supply simultaneously to supply power, convenient and practical, small, simple structure, the student can make at any time and be used for daily, seeks the material from daily life and improves, can improve student's manual ability and study enthusiasm.
Description
Technical Field
The utility model relates to a penknife field, in particular to teaching is with electronic penknife teaching aid.
Background
The existing pencil sharpener is various, and the pencil is rotated by manpower no matter in a common mode or a hand-operated mode so as to achieve the purpose of sharpening the pencil lead, so that time and labor are wasted, and the pencil sharpener is very troublesome.
The prior art is an electric pencil sharpener with chinese patent publication No. CN201420791861.1, which comprises a pencil sharpener body, a battery, a motor, a rotating shaft, a rotating shell, a blade, a storage tray, a slot and a switch button, wherein the battery supplies power to the motor by inserting a pencil into the slot and starting the switch button, the rotating shell rotates under the driving of the rotating shaft, the blade rotates to cut the pencil, and pencil scraps enter the storage tray;
the prior art is a portable electric pencil sharpener with chinese patent publication No. CN201820551824.1, which comprises a main body, a base, a pencil inlet, a scrap box, a display screen, a switch button, a pencil sharpening slot, a spiral blade, a pinion, an electric motor, a fixing pile, a rotating shaft, a gearwheel, a battery slot, a battery capacity detection chip, a battery cover and a pencil holder, wherein a power supply is turned on by the switch button, the electric motor can drive the gearwheel to rotate through the rotating shaft after being turned on, so that the pinion is driven to rotate through the gearwheel, the spiral blade is driven to rotate, then a pencil is slowly inserted downwards to be sharpened by the spiral blade, and the sharpened pencil scraps can fall into the scrap box;
however, the existing manual pencil sharpener cannot be used by young children to sharpen pencils, while the existing electric pencil sharpener uses 220V alternating current, so that certain danger exists, the existing electric pencil sharpener is complex to manufacture and is not suitable for teaching, and therefore an electric pencil sharpener teaching aid for teaching is provided.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide an electric pencil sharpener teaching aid for teaching, which can effectively solve the problems in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an electric pencil sharpener teaching aid for teaching comprises a pencil sharpener shell, wherein a storage box is welded on the outer surface of the bottom end of the pencil sharpener shell, and a driving mechanism and a power supply mechanism are fixedly installed inside the pencil sharpener shell through bolts respectively;
the driving mechanism comprises a speed reducing motor, the speed reducing motor is fixedly arranged in the pencil sharpener shell close to the front end through a bolt, an output shaft is arranged at the center of the outer surface of the rear end of the speed reducing motor, wheels are welded on the outer surface of the output shaft, and the pencil sharpener is bonded at the center of the outer surface of one end of each wheel, which is far away from the speed reducing motor;
the power supply mechanism comprises a battery box, the battery box is fixedly installed on one side, away from the speed reduction motor, of the interior of the pencil sharpener shell through bolts, a power switch and a power supply interface are arranged on the outer surface, close to the battery box, of one side of the pencil sharpener shell, and the power switch is located on one side, close to the storage box, of the power supply interface.
Preferably, the top end outer surface of the pencil sharpener shell is movably provided with a top cover through a hinge, and the top end outer surface of the storage box is provided with a storage groove.
Preferably, a pencil inlet is formed in the position, close to the pencil sharpener, of the outer surface of the rear end of the pencil sharpener shell.
Preferably, the pencil sharpener, the wheel and the output shaft are located on the same central axis.
Preferably, a dry battery is embedded in the battery box, and the output end of the dry battery is electrically connected with the input end of the speed reducing motor through a lead.
Preferably, the output end of the power supply interface is electrically connected with the input end of the speed reducing motor through a lead.
Preferably, the power supply interface comprises a Type-C interface and a USB interface.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the content of manual production is added, and the teaching aid can be used as a teaching aid for students to produce and study;
(2) the power supply adopts a No. 5 battery to supply power, so that the personal safety is ensured; meanwhile, the power can be supplied by an external power supply, and the device is convenient and practical;
(3) the volume is small, the structure is simple, and students can manufacture the product at any time for daily use;
(4) the method can improve the daily life by searching materials and improve the practical ability and learning enthusiasm of students.
Drawings
FIG. 1 is an overall structure diagram of an electric pencil sharpener teaching aid for teaching of the utility model;
FIG. 2 is a structural diagram of the electric pencil sharpener for teaching according to the present invention after the top cover is opened;
fig. 3 is the utility model relates to a gear motor drive circuit diagram in electric pencil sharpener teaching aid for teaching.
In the figure: 1. a pencil sharpener housing; 2. a storage box; 3. a power switch; 4. a power supply interface; 5. a battery case; 6. a reduction motor; 7. a wheel; 8. a pencil sharpener; 9. a pencil inlet; 10. and a top cover.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, an electric pencil sharpener teaching aid for teaching comprises a pencil sharpener shell 1, wherein a storage box 2 is welded on the outer surface of the bottom end of the pencil sharpener shell 1, and a driving mechanism and a power supply mechanism are fixedly mounted in the pencil sharpener shell 1 through bolts respectively;
the driving mechanism comprises a speed reducing motor 6, the speed reducing motor 6 is fixedly arranged in the pencil sharpener shell 1 close to the front end through bolts, an output shaft is arranged at the center of the outer surface of the rear end of the speed reducing motor 6, wheels 7 are welded on the outer surface of the output shaft, and a pencil sharpener 8 is bonded at the center of the outer surface of one end, far away from the speed reducing motor 6, of each wheel 7;
the power supply mechanism comprises a battery box 5, the battery box 5 is fixedly mounted in one side of the pencil sharpener shell 1, far away from a speed reduction motor 6, through bolts, the outer surface of one side, close to the battery box 5, of the pencil sharpener shell 1 is provided with a power switch 3 and a power supply interface 4, and the power switch 3 is located on one side, close to the storage box 2, of the power supply interface 4.
Referring to fig. 1, a top cover 10 is movably mounted on the outer surface of the top end of the pencil sharpener housing 1 through a hinge, and a storage groove is formed in the outer surface of the top end of the storage box 2.
Referring to fig. 2, a pencil inlet 9 is formed on the outer surface of the rear end of the pencil sharpener housing 1 near the pencil sharpener 8.
Referring to fig. 2, the pencil sharpener 8, the wheel 7 and the output shaft are located on the same central axis.
Referring to fig. 2-3, dry batteries are embedded in the battery box 5, and the output ends of the dry batteries are electrically connected with the input end of the speed reducing motor 6 through a lead.
Referring to fig. 3, the output end of the power supply interface 4 is electrically connected to the input end of the speed reduction motor 6 through a wire.
Referring to fig. 2, the power supply interface 4 includes a Type-C interface and a USB interface.
The invention comprises a circuit part and a mechanical part:
a circuit part:
the circuit consists of a power supply interface 4, a power switch 3, a dry battery and a speed reducing motor 6, wherein when the power supply interface 4 supplies power to the speed reducing motor 6 through a USB (universal serial bus) cable and an adapter, the dry battery power switch 3 is disconnected, and an external power supply is used for supplying power to the speed reducing motor 6; when the power switch 3 is closed, the dry battery is used for supplying power to the speed reducing motor 6; two power supply modes are adopted, so that the portability and the use convenience are improved.
(II) a mechanical part:
a common pencil sharpener 8 is arranged on a round wheel 7, the round wheel 7 is arranged on a speed reducing motor 6, and the axis of the pencil sharpener 8, the axis of the wheel 7 and the axis of an output shaft of the speed reducing motor 6 are kept on the same straight line.
When in use, the power supply is switched on, the pencil is inserted into the pencil sharpener 8 from the pencil inlet, the outer wood layer of the pencil is automatically removed, and the lead core is exposed; the pencil scrap storage box 2 is used for storing wood scraps and lead scraps generated during pencil sharpening; the housing of the electric pencil sharpener 8 is formed by cutting and bonding a PVC sheet.
The pencil sharpener shell 1 is replaced by a Freund board, a wood board, an acrylic board and the like, the power supply interface 4 can be a DC wire or a plurality of wires such as a MicroUSB wire, and the battery can be a dry battery or a rechargeable battery.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a teaching is with electronic penknife teaching aid, includes pencil sharpener shell (1), its characterized in that: the outer surface of the bottom end of the pencil sharpener shell (1) is welded with a storage box (2), and a driving mechanism and a power supply mechanism are fixedly mounted in the pencil sharpener shell (1) through bolts respectively;
the driving mechanism comprises a speed reducing motor (6), the speed reducing motor (6) is fixedly installed inside the pencil sharpener shell (1) close to the front end through a bolt, an output shaft is arranged at the center of the outer surface of the rear end of the speed reducing motor (6), wheels (7) are welded on the outer surface of the output shaft, and a pencil sharpener (8) is bonded at the center of the outer surface of one end, far away from the speed reducing motor (6), of each wheel (7);
the power supply mechanism comprises a battery box (5), the battery box (5) is fixedly installed on one side, away from the speed reduction motor (6), of the interior of the pencil sharpener shell (1) through bolts, a power switch (3) and a power supply interface (4) are arranged on the outer surface of one side, close to the battery box (5), of the pencil sharpener shell (1), and the power switch (3) is located on one side, close to the storage box (2), of the power supply interface (4).
2. The electric pencil sharpener teaching aid for teaching as claimed in claim 1, wherein: the pencil sharpener is characterized in that a top cover (10) is movably mounted on the outer surface of the top end of the pencil sharpener shell (1) through a hinge, and a storage groove is formed in the outer surface of the top end of the storage box (2).
3. The electric pencil sharpener teaching aid for teaching as claimed in claim 1, wherein: the outer surface of the rear end of the pencil sharpener shell (1) is provided with a pencil inlet (9) at a position close to the pencil sharpener (8).
4. The electric pencil sharpener teaching aid for teaching as claimed in claim 1, wherein: the pencil sharpener (8), the wheel (7) and the output shaft are positioned on the same central axis.
5. The electric pencil sharpener teaching aid for teaching as claimed in claim 1, wherein: the inside of battery case (5) is inlayed and is had the dry battery, and the output of dry battery passes through the input electric connection of wire and gear motor (6).
6. The electric pencil sharpener teaching aid for teaching as claimed in claim 1, wherein: the output end of the power supply interface (4) is electrically connected with the input end of the speed reducing motor (6) through a lead.
7. The electric pencil sharpener teaching aid for teaching as claimed in claim 1, wherein: the power supply interface (4) comprises a Type-C interface and a USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921509232.4U CN210722030U (en) | 2019-09-10 | 2019-09-10 | Teaching aid of electric pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921509232.4U CN210722030U (en) | 2019-09-10 | 2019-09-10 | Teaching aid of electric pencil sharpener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210722030U true CN210722030U (en) | 2020-06-09 |
Family
ID=70928169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921509232.4U Expired - Fee Related CN210722030U (en) | 2019-09-10 | 2019-09-10 | Teaching aid of electric pencil sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210722030U (en) |
-
2019
- 2019-09-10 CN CN201921509232.4U patent/CN210722030U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210303 Address after: 100102 2508, 21 / F, building 601, wangjingyuan, Chaoyang District, Beijing Patentee after: Beijing One Future Education Technology Co.,Ltd. Address before: 100102 707, 07 / F, building 6, yard 33, Guangshun North Street, Chaoyang District, Beijing Patentee before: Beijing Yibu Future Education Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 |