CN219055826U - Push telescopic pen knife - Google Patents
Push telescopic pen knife Download PDFInfo
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- CN219055826U CN219055826U CN202222693892.0U CN202222693892U CN219055826U CN 219055826 U CN219055826 U CN 219055826U CN 202222693892 U CN202222693892 U CN 202222693892U CN 219055826 U CN219055826 U CN 219055826U
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- blade
- pen
- push
- pen container
- locking
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Abstract
The utility model discloses a push telescopic pen knife, which comprises a pen container, a pen core push device, a pen core, a knife blade push device, a knife blade and a locking structure; the pen core pressing device is movably arranged on the pen container and connected with the pen core, and the pen core pressing device moves to be capable of being switched between a retracted position and a pressing position; the blade presser is movably arranged on the pen container and connected with the blade, and the blade presser moves to be capable of switching between a retracted position and a pressing position; the locking structure is arranged between the pen container and the blade pressing device and is used for being driven by external force to lock the blade pressing device so as to enable the blade pressing device to maintain a retracted position, and is used for being driven by external force to unlock the blade pressing device so as to enable the blade pressing device to move between the retracted position and the pressing position. According to the telescopic pen knife, the blade presser is prevented from being moved by misoperation of the blade presser to drive the blade to extend, so that the blade can be reliably retracted into the pen container, and the use safety is improved.
Description
Technical Field
The utility model relates to the technical field of pen knives, in particular to a push telescopic pen knife.
Background
The pressing telescopic pen knife on the market mainly comprises a pen container, a pen core, a blade and a pressing device, wherein the pressing device is movably arranged on the pen container along the length direction of the pen container and is connected with the pen core or the blade, and the pressing device is used for pressing to drive the pen core or the blade to extend out of a pen point of the pen container or drive the pen core or the blade to retract into the pen container so as to realize the function of hiding the pen core or the blade.
However, the above-mentioned push telescopic pen knife is easily misoperated to make the blade extend out of the pen container, thereby easily causing potential safety hazards such as scratch.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a push telescopic pen knife which is safer to use.
The utility model adopts the following technical scheme:
the push telescopic pen knife comprises a pen container, a pen core push device, a pen core, a blade push device, a blade and a locking structure;
the pen core pressing device is movably arranged on the pen container along the length direction of the pen container and is connected with the pen core, the pen core pressing device moves to be capable of being switched between a retracted position and a pressing position, the pen core is positioned in the pen container when the pen core pressing device is in the retracted position, and a writing part of the pen core extends out of an orifice of the pen container when the pen core pressing device is in the pressing position;
the blade pressing device is movably arranged on the pen container along the length direction of the pen container and is connected with the blade, the blade pressing device moves to be capable of being switched between a retracted position and a pressing position, the blade is positioned in the pen container when the blade pressing device is in the retracted position, and the blade extends out of an orifice of the pen container when the blade pressing device is in the pressing position;
the locking structure is arranged between the pen container and the blade presser and is used for being driven by external force to lock the blade presser so as to enable the blade presser to maintain a retracted position, and is used for being driven by external force to unlock the blade presser so as to enable the blade presser to move between the retracted position and the pressing position.
Further, the locking structure comprises a first locking piece, a second locking piece and an unlocking piece, wherein the first locking piece is connected with the blade pressing device, the second locking piece is connected with the unlocking piece and is provided with a locking state matched with the first locking piece and an unlocking state disengaged from the first locking piece, and the unlocking piece can be movably arranged on the pen container and can be driven by external force to enable the second locking piece to be switched between the locking state and the unlocking state.
Further, a positioning structure is further arranged between the unlocking piece and the pen container, and the positioning structure is used for enabling the second locking piece to maintain the locking state or the unlocking state.
Further, the positioning structure comprises a first positioning part arranged on the unlocking piece and two second positioning parts arranged on the pen container at intervals, and the first positioning part can be matched with any one of the second positioning parts.
Further, one of the first positioning part and the second positioning part is a protrusion, and the other is a groove.
Further, the first locking member and the second locking member are one of a protrusion and the other of a groove.
Further, a guide structure is further arranged between the unlocking piece and the pen container, and the guide structure is used for movably guiding the unlocking piece.
Further, the unlocking piece is rotatably arranged on the pen container.
Further, the writing portion of the cartridge and the blade can each protrude from the same aperture of the barrel.
Further, a guide piece is further arranged in the pen container, the pen core pressing device and the blade pressing device are both movably arranged on the guide piece, and elastic pieces are arranged between the pen core pressing device and the guide piece and between the blade pressing device and the guide piece.
Compared with the prior art, the utility model has the beneficial effects that:
according to the pressing telescopic pen knife, the locking structure is arranged, when the knife blade is positioned in the pen container, the knife blade pressing device can be locked through the operation of the locking structure, so that the knife blade pressing device is prevented from being moved by misoperation of the knife blade pressing device to drive the knife blade to extend out, the knife blade can be reliably retracted into the pen container, and the use safety is improved.
Drawings
FIG. 1 is a schematic view of a push-button retractable pen knife according to the present utility model;
FIG. 2 is an internal structural view of the push-type telescopic pen knife according to the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a partially exploded view of the push-button telescopic pen knife of the present utility model;
FIG. 5 is a partial enlarged view at B in FIG. 4;
FIG. 6 is a schematic view of the structure of the pen cap of the present utility model;
FIG. 7 is a schematic view of the unlocking member in a first view angle;
fig. 8 is a schematic structural view of the unlocking member in the second view angle.
In the figure: 10. a pen container; 11. a cap; 111. a second positioning portion; 112. a connecting column; 12. a cylinder is arranged; 121. a guide groove; 13. a lower cylinder; 20. a cartridge pressing device; 30. a pen core; 40. a blade presser; 50. a blade; 60. a locking structure; 61. an unlocking member; 611. a first positioning portion; 612. a connection hole; 613. a guide protrusion; 62. a second locking member; 63. a first locking member; 70. a guide member; 80. an elastic member.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Referring to fig. 1 to 8, there is shown a push telescopic pen knife according to a preferred embodiment of the present utility model, including a barrel 10, a cartridge pusher 20, a cartridge 30, a blade pusher 40, a blade 50, and a locking structure 60;
the pen core pressing device 20 is movably arranged on the pen container 10 along the length direction of the pen container 10 and is connected with the pen core 30, the pen core pressing device 20 moves to be capable of being switched between a retracted position and a pressing position, the pen core 30 is positioned in the pen container 10 when the pen core pressing device 20 is in the retracted position, and the writing part of the pen core 30 extends out of the orifice of the pen container 10 when the pen core pressing device 20 is in the pressing position;
the blade presser 40 is movably provided on the barrel 10 in the length direction of the barrel 10 and connected to the blade 50, the blade presser 40 is movable to be switchable between a retracted position and a depressed position, and the blade 50 is located in the barrel 10 when the blade presser 40 is in the retracted position, and the blade 50 is protruded from an aperture of the barrel 10 when the blade presser 40 is in the depressed position;
the locking structure 60 is provided between the barrel 10 and the blade presser 40 for locking the blade presser 40 by being driven by an external force so as to maintain the retracted position of the blade presser 40, and for unlocking the blade presser 40 by being driven by an external force so as to enable the blade presser 40 to move between the retracted position and the depressed position.
It will be appreciated that in the present embodiment, the above locking is understood to be locking the blade presser 40 to the barrel 10, in which case the blade 50 cannot be driven to extend even if the blade presser 40 is pressed, and the above unlocking is understood to be releasing the locking connection between the blade presser 40 and the barrel 10, so that the blade presser 40 can be pressed to drive the blade 50 to extend or retract.
According to the push telescopic pen knife, the locking structure 60 is arranged, when the knife blade 50 is retracted into the pen container 10, the knife blade presser 40 can be locked by operating the locking structure 60, and the knife blade 50 is prevented from being driven to extend out by moving the knife blade presser 40 due to misoperation of the knife blade presser 40, so that the knife blade 50 is reliably retracted into the pen container 10, and the use safety is improved.
Referring to fig. 2 and 3, in the present embodiment, the locking structure 60 includes a first locking member 63, a second locking member 62 and an unlocking member 61, the first locking member 63 is connected to the blade presser 40, the second locking member 62 is connected to the unlocking member 61 and has a locking state engaged with the first locking member 63 and an unlocking state disengaged from the first locking member 63, and the unlocking member 61 is movably disposed on the barrel 10 and can be driven by an external force to switch the second locking member 62 between the locking state and the unlocking state. That is, the blade presser 40 can be locked or unlocked by operating the unlocking member 61, the operation is convenient, the working reliability is high, the structure is simple and practical, and the cost is low.
Referring to fig. 6 to 8, in the present embodiment, a positioning structure is further provided between the unlocking member 61 and the barrel 10 for maintaining the second locking member 62 in the locked state or the unlocked state, so that the blade presser 40 is reliably locked or unlocked.
With continued reference to fig. 6 to 8, specifically, the positioning structure includes a first positioning portion 611 provided on the unlocking member 61 and two second positioning portions 111 provided on the barrel 10 at intervals, the first positioning portion 611 can be engaged with any one of the second positioning portions 111, that is, when the first positioning portion 611 is engaged with one of the second positioning portions 111, the blade presser 40 is reliably locked, and when the first positioning portion 611 is engaged with the other second positioning portion 111, the blade presser 40 is reliably unlocked.
Specifically, in the present embodiment, one of the first positioning portion 611 and the second positioning portion 111 is a protrusion, and the other is a recess, so that the unlocking member 61 can be driven to move only by slightly applying force to the unlocking member 61, thereby effectively avoiding misoperation of children and further improving use safety.
Of course, in other embodiments, the first positioning portion 611 and the second positioning portion 111 may be slightly convex protrusions, and the contact between the first positioning portion 611 and any one of the second positioning portions 111 may also enable reliable locking or unlocking of the blade presser 40.
In the present embodiment, the first locking member 63 and the second locking member 62 are protrusions, and the other is a groove, which is simple and practical in structure and high in reliability. In other embodiments, both the first locking member 63 and the second locking member 62 may be protrusions.
Referring to fig. 5 and 7-8, in this embodiment, a guiding structure is further disposed between the unlocking member 61 and the pen container 10, and the guiding structure is used for movably guiding the unlocking member 61, so that the unlocking member 61 moves more smoothly and is more convenient to operate.
Specifically, in the present embodiment, the guide structure includes a guide protrusion 613 provided on the unlocking piece 61 and a guide groove 121 provided on the barrel 10, the guide protrusion 613 being slidably provided in the guide groove 121.
In this embodiment, the unlocking member 61 is rotatably disposed on the pen container 10, that is, the blade presser 40 can be locked or unlocked by driving the unlocking member 61 to rotate, and the structure is simple and practical, and the operation is convenient.
Referring to fig. 6 and 7, specifically, in the present embodiment, the barrel 10 is provided with a connecting post 112, the unlocking member 61 is provided with a connecting hole 612, the connecting post 112 is rotatably inserted into the connecting hole 612, and the rotatable connection between the unlocking member 61 and the barrel 10 is achieved by cooperation of the connecting post 112 and the connecting hole 612.
In other embodiments, the unlocking member 61 is movably provided to the barrel 10, not limited thereto.
In other embodiments, the locking structure 60 may also be an automatic structure, for example, an electric cylinder may be specifically configured, a cylinder body of the electric cylinder is fixedly connected with the pen container 10, the blade presser 40 is locked by driving the rod body of the electric cylinder to extend to abut against the blade presser 40, and the blade presser 40 is unlocked by driving the rod body of the electric cylinder to retract to disengage from the abutment against the blade presser 40.
Specifically, in the present embodiment, the writing portion of the cartridge 30 and the blade 50 can both protrude from the same orifice of the barrel 10.
Specifically, in the present embodiment, the pen container 10 is further provided therein with a guide 70, both the cartridge holder 20 and the blade holder 40 are movably provided on the guide 70, and elastic members 80 are provided between the cartridge holder 20 and the guide 70 and between the blade holder 40 and the guide 70. The cartridge holder 20 and the blade holder 40 can be guided in a movable manner by means of the guide 70, while the provision of the elastic member 80 facilitates the return of both the cartridge holder 20 and the blade holder 40 from the depressed position to the retracted position in the unlocked condition. Wherein the elastic member 80 is a spring.
Specifically, in the present embodiment, one of the cartridge holder 20 and the blade holder 40 is in the depressed position and the other of the two is in locking engagement, so that one of the cartridge holder 20 and the blade holder 40 can reliably maintain the depressed position, and one of the cartridge holder 20 and the blade holder 40 can be unlocked with the pressing of the other when the other is in the depressed position, so that one of the cartridge holder 20 and the blade holder 40 can be reset to the retracted position.
Specifically, in the present embodiment, for convenience of installation, the pen container 10 includes a cap 11, an upper barrel 12 and a lower barrel 13 which are sequentially connected from top to bottom.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (10)
1. The push telescopic pen knife is characterized by comprising a pen container, a pen core push device, a pen core, a blade push device, a blade and a locking structure;
the pen core pressing device is movably arranged on the pen container along the length direction of the pen container and is connected with the pen core, the pen core pressing device moves to be capable of being switched between a retracted position and a pressing position, the pen core is positioned in the pen container when the pen core pressing device is in the retracted position, and a writing part of the pen core extends out of an orifice of the pen container when the pen core pressing device is in the pressing position;
the blade pressing device is movably arranged on the pen container along the length direction of the pen container and is connected with the blade, the blade pressing device moves to be capable of being switched between a retracted position and a pressing position, the blade is positioned in the pen container when the blade pressing device is in the retracted position, and the blade extends out of an orifice of the pen container when the blade pressing device is in the pressing position;
the locking structure is arranged between the pen container and the blade presser and is used for being driven by external force to lock the blade presser so as to enable the blade presser to maintain a retracted position, and is used for being driven by external force to unlock the blade presser so as to enable the blade presser to move between the retracted position and the pressing position.
2. The push-and-pull pen knife according to claim 1, wherein the locking structure comprises a first locking member, a second locking member and an unlocking member, the first locking member is connected with the blade presser, the second locking member is connected with the unlocking member and has a locking state matched with the first locking member and an unlocking state disengaged from the first locking member, and the unlocking member is movably arranged on the pen container and can be driven by external force to switch the second locking member between the locking state and the unlocking state.
3. The push-and-pull pen knife according to claim 2, wherein a positioning structure is further provided between the unlocking member and the pen container, and the positioning structure is used for maintaining the second locking member in the locked state or the unlocked state.
4. The push-and-pull pen knife according to claim 3, wherein the positioning structure comprises a first positioning part arranged on the unlocking piece and two second positioning parts arranged on the pen container at intervals, and the first positioning part can be matched with any one of the second positioning parts.
5. The push button telescopic pencil sharpener of claim 4 wherein one of the first detent and the second detent is a protrusion and the other is a recess.
6. The push-button telescopic pencil sharpener of claim 2 wherein one of said first locking member and said second locking member is a protrusion and the other is a recess.
7. The push telescopic pencil sharpener of claim 2, wherein a guide structure is further arranged between the unlocking member and the pencil vase, and the guide structure is used for movably guiding the unlocking member.
8. The push-button telescopic pencil sharpener of claim 2 wherein said unlocking member is rotatably disposed on said barrel.
9. The push-button telescopic pencil sharpener of claim 1 wherein the writing portion of the pencil lead and the blade are both extendable from the same aperture of the pencil barrel.
10. The push telescopic pen knife according to claim 1, wherein a guide member is further arranged in the pen container, the pen core push device and the blade push device are both movably arranged on the guide member, and elastic members are arranged between the pen core push device and the guide member and between the blade push device and the guide member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222693892.0U CN219055826U (en) | 2022-10-12 | 2022-10-12 | Push telescopic pen knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222693892.0U CN219055826U (en) | 2022-10-12 | 2022-10-12 | Push telescopic pen knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219055826U true CN219055826U (en) | 2023-05-23 |
Family
ID=86366361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222693892.0U Active CN219055826U (en) | 2022-10-12 | 2022-10-12 | Push telescopic pen knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219055826U (en) |
-
2022
- 2022-10-12 CN CN202222693892.0U patent/CN219055826U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |