CN221623419U - Replaceable core pen point structure - Google Patents
Replaceable core pen point structure Download PDFInfo
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- CN221623419U CN221623419U CN202420067265.2U CN202420067265U CN221623419U CN 221623419 U CN221623419 U CN 221623419U CN 202420067265 U CN202420067265 U CN 202420067265U CN 221623419 U CN221623419 U CN 221623419U
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- 239000002184 metal Substances 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 abstract description 15
- 238000001125 extrusion Methods 0.000 abstract description 9
- 230000007935 neutral effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Pens And Brushes (AREA)
Abstract
The utility model discloses a replaceable core pen point structure, which comprises: a hollow penholder and a disassembly and assembly mechanism; the pen comprises a hollow pen holder, a pen core, a pen limiting block, a pen sleeve, a pen core and a pen limiting block, wherein one end of the hollow pen holder is fixedly connected with the threaded pipe, the pen sleeve is sleeved on the threaded pipe in a threaded mode, the pen core is inserted into the hollow pen holder, the writing end of the pen core penetrates through the threaded pipe and extends to the outside of the pen sleeve, and the pen core is fixedly sleeved with the limiting block; according to the replaceable refill nib structure, the limiting block is arranged on the refill, the dismounting mechanism is arranged on the refill sleeve, after the movable block is shifted upwards, the push rod can drive the second protruding block to loosen the extrusion of the first protruding block, so that the inserted link can be moved out of the annular groove under the reset action of the first metal elastic piece, the refill can be directly pulled out of the hollow pen holder, and the refill is convenient to install; through the arrangement, the gel ink pen can directly replace the pen refill under the condition that the pen head sleeve is not taken down, so that the replacement time of the pen refill is shortened.
Description
Technical Field
The utility model relates to the technical field of gel pen production, in particular to a replaceable core pen point structure.
Background
As is well known, a neutral pen is a short term for a neutral ink ball pen, and is a novel writing tool which is popular; the pen can be divided into different types of neutral pens according to the pen point type, ink color, structure and the like, the neutral pens have the advantages of both fountain pens and oily ball-point pens, the writing hand feeling is comfortable, the viscosity of the ink is lower, and a proper lubricant is added, so that the viscosity of a writing medium is between water and oil, and the pen is smoother than that of a common oily ball-point pen.
When the pen core of the gel-ink pen is damaged or the ink in the gel-ink pen is exhausted, the pen core needs to be replaced, the existing replacement mode generally needs to unscrew a pen head sleeve from the thread of a pen holder, then the pen core is pulled out of the pen holder to be replaced, and the pen head sleeve detached in the replacement process is easy to roll to a corner which is not easy to find, so that the installation of a new pen core is affected; because the neutral pen in the prior art lacks the function setting of directly replacing the pen refill under the condition of not taking down the pen cap, the replacement time of the pen refill still needs to be reduced.
Disclosure of utility model
The utility model aims to provide a replaceable refill pen point structure capable of shortening refill replacement time.
The utility model solves the problems by adopting the following technical scheme: a replaceable core nib structure comprising: a hollow penholder and a disassembly and assembly mechanism;
One end of the hollow penholder is fixedly connected with a threaded pipe, a pen cap is sleeved on the threaded pipe in a threaded manner, a pen core is inserted into the hollow penholder, the writing end of the pen refill penetrates through the threaded pipe and extends to the outside of the pen cap sleeve, a limiting block is fixedly sleeved on the pen refill, and an annular groove is formed in the outer side of the limiting block;
The utility model discloses a pen point cover, including the nib cover, the inside wall of nib cover is provided with first recess and second recess including seting up, first recess and second recess have been seted up respectively to the inside wall of recess, the inside wall fixedly connected with first metal shrapnel of first recess, the one end of first metal shrapnel is through connecting block fixedly connected with inserted bar, inserted bar swing joint is on the inside wall of recess, the inside to the annular groove is inserted to the one end of inserted bar, the first lug of other end fixedly connected with of inserted bar, the outside of first lug is tightly pasted with the second lug, one side fixedly connected with push rod of second lug, connecting block fixedly connected with second metal shrapnel is passed through to outer wall one side of push rod, the through groove has been seted up to outer wall one side of nib cover, one side and the empty groove intercommunication of through groove, the outer wall one side fixedly connected with movable block of push rod, one side of movable block runs through the groove and extends to the outside of nib cover.
According to the technical scheme, when the refill needs to be replaced, the push rod can be driven to move upwards in the empty groove in a mode of upwards stirring the movable block, so that the second protruding block can loosen the extrusion of the first protruding block under the action of the push rod, the inserted rod can be pulled out of the annular groove under the reset action of the first metal elastic piece through the connecting block after losing the extrusion force, and the refill can directly fall out of the through hole of the pen cap under the action of gravity after losing the locating force of the limiting block; when new pen refill is required to be installed, the pen refill can be inserted into the hollow pen holder through the pen holder, the top cover of the hollow pen holder props against the top end of the pen refill, the annular groove can correspond to the inserted link, the movable block is loosened at the moment, the push rod can drive the second bump to extrude the first bump again under the reset action of the second metal elastic sheet, and therefore the first bump can drive the inserted link to be inserted into the annular groove to fix the limiting block after being extruded, and the replaced pen refill can be used normally.
Preferably, a stirring piece is fixedly connected to one side of the movable block away from the push rod.
Through the technical scheme, a user can dial the movable block upwards more conveniently.
Preferably, the inner side wall of the empty slot is further provided with a first sliding slot, and the inner side wall of the first sliding slot is in sliding connection with the inserted bar.
Through above-mentioned technical scheme, can make the inserted bar more steadily remove in the empty slot inside.
Preferably, the second chute is provided on the inner side wall of the second groove, and the inner side wall of the second chute is slidably connected with the push rod through the connecting block.
Through the technical scheme, the push rod can move in the empty groove more stably.
Preferably, the first bump and the second bump are both hemispherical structures.
Through the technical scheme, the second lug can be convenient to extrude the first lug.
Preferably, the upper-lower spacing of the annular groove is matched with the diameter of the plug rod.
Through the technical scheme, the shaking amplitude of the pen refill can be reduced after the inserted link is inserted into the annular groove.
In summary, the present application includes at least one of the following beneficial effects:
According to the replaceable refill nib structure, the limiting block is arranged on the refill, the dismounting mechanism is arranged on the refill sleeve, after the movable block is shifted upwards, the push rod can drive the second protruding block to loosen the extrusion of the first protruding block, so that the inserted link can be moved out of the annular groove under the reset action of the first metal elastic piece, the refill can be directly pulled out of the hollow pen holder, and the refill is convenient to install; through the arrangement, the gel ink pen can directly replace the pen refill under the condition that the pen head sleeve is not taken down, so that the replacement time of the pen refill is shortened.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the replaceable core pen head.
FIG. 2 is an enlarged view of area A of the structural schematic diagram of the replaceable tip structure of the present embodiment.
FIG. 3 is an enlarged view of region B of the structural diagram of the replaceable tip structure according to the embodiment of the present invention.
FIG. 4 is a schematic view of the structure of the plunger and the first bump in the embodiment of the replaceable pen point structure.
In the figure: 1. a hollow pen holder; 10. a threaded tube; 11. a pen cap; 12. a pen core; 13. a limiting block; 14. an annular groove; 2. a disassembly and assembly mechanism; 20. a hollow groove; 21. a first groove; 22. a second groove; 23. a first metal spring plate; 24. a connecting block; 25. a rod; 26. a first bump; 27. a second bump; 28. a push rod; 29. a second metal spring plate; 201. a second chute; 202. a first chute; 203. a through groove; 204. a movable block; 205. and a driving plate.
Detailed Description
The present utility model will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present utility model and not limited to the following examples.
Referring to fig. 1-4, the present embodiment provides a replaceable refill nib structure, including: a hollow penholder 1 and a dismounting mechanism 2;
Firstly, in order to drive the push rod 28 to move upwards in the empty slot 20 by means of the dial-up movable block 204 when the refill 12 needs to be replaced, the second protruding block 27 can release the extrusion of the first protruding block 26 under the action of the push rod 28, and then the insert rod 25 can be pulled out of the annular groove 14 under the reset action of the first metal elastic piece 23 through the connecting block 24 after losing the extrusion force, so that the refill 12 can directly fall out from the through hole of the nib sleeve 11 under the action of gravity after losing the positioning force of the limiting block 13; when a new pen core 12 needs to be installed, the pen core 12 can be inserted into the hollow pen holder 1 through the pen head sleeve 11, and after the top cover of the hollow pen holder 1 supports the top end of the pen core 12, the position of the annular groove 14 can correspond to the insert rod 25, at the moment, the movable block 204 is loosened, so that the push rod 28 can drive the second bump 27 to extrude the first bump 26 again under the reset action of the second metal elastic sheet 29, and after the first bump 26 is extruded, the insert rod 25 can be driven to be inserted into the annular groove 14 to fix the limiting block 13, and the replaced pen core 12 can be normally used; one end of the hollow penholder 1 is fixedly connected with a threaded pipe 10, a pen cap 11 is sleeved on the threaded pipe 10 in a threaded manner, a pen core 12 is inserted into the hollow penholder 1, the writing end of the pen core 12 penetrates through the threaded pipe 10 and extends to the outer part of the pen cap 11, a limiting block 13 is fixedly sleeved on the pen core 12, and an annular groove 14 is formed in the outer side of the limiting block 13; the dismounting mechanism 2 comprises a hollow groove 20 formed in the pen point sleeve 11, a first groove 21 and a second groove 22 are formed in the inner side wall of the hollow groove 20 respectively, a first metal spring piece 23 is fixedly connected to the inner side wall of the first groove 21, one end of the first metal spring piece 23 is fixedly connected with a plug rod 25 through a connecting block 24, the plug rod 25 is movably connected to the inner side wall of the hollow groove 20, one end of the plug rod 25 is inserted into the annular groove 14, the other end of the plug rod 25 is fixedly connected with a first lug 26, a second lug 27 is tightly attached to the outer side of the first lug 26, one side of the second lug 27 is fixedly connected with a push rod 28, one side of the outer wall of the push rod 28 is fixedly connected with a second metal spring piece 29 through the connecting block 24, one side of the outer wall of the pen point sleeve 11 is provided with a through groove 203, one side of the through groove 203 is communicated with the hollow groove 20, one side of the outer wall of the push rod 28 is fixedly connected with a movable block 204, and one side of the movable block 204 penetrates through the groove 203 and extends to the outer part of the pen point sleeve 11;
Secondly, in order to be more convenient for a user to dial up the movable block 204, a dial 205 is fixedly connected to one side of the movable block 204 away from the push rod 28; in order to enable the insert rod 25 to move inside the empty groove 20 more stably, the inner side wall of the empty groove 20 is also provided with a first chute 202, and the inner side wall of the first chute 202 is in sliding connection with the insert rod 25; in order to enable the push rod 28 to move in the empty groove 20 more stably, a second sliding groove 201 is formed in the inner side wall of the second groove 22, and the inner side wall of the second sliding groove 201 is connected with the push rod 28 in a sliding manner through a connecting block 24; in order to facilitate the second bump 27 to press the first bump 26, the first bump 26 and the second bump 27 are both hemispherical structures; in order to reduce the shaking amplitude of the cartridge 12 after the insert 25 is inserted into the annular groove 14, the vertical interval of the annular groove 14 is adapted to the diameter of the insert 25.
Working principle: when the refill 12 needs to be replaced, the movable block 204 can be moved upwards through the moving plate 205, so that the movable block 204 drives the push rod 28 to move upwards in the empty slot 20, the second protruding block 27 can release the extrusion of the first protruding block 26 under the action of the push rod 28, the inserted rod 25 can be pulled out of the annular groove 14 through the connecting block 24 under the reset action of the first metal elastic sheet 23 after losing the extrusion force, and the refill 12 can directly drop out of the through hole of the pen point sleeve 11 under the action of gravity after losing the positioning force of the limiting block 13; when a new pen core 12 needs to be installed, the pen core 12 can be inserted into the hollow pen holder 1 through the pen head sleeve 11, the top end of the pen core 12 is propped against the top cover of the hollow pen holder 1, the position of the annular groove 14 can correspond to the insert rod 25, the stirring piece 205 is loosened at the moment, the push rod 28 can drive the second bump 27 to extrude the first bump 26 again under the reset action of the second metal elastic sheet 29, and therefore the insert rod 25 can be driven to be inserted into the annular groove 14 to fix the limiting block 13 after the first bump 26 is extruded, and the replaced pen core 12 can be normally used.
To sum up: according to the replaceable-core pen point structure, the limiting block 13 is arranged on the pen core 12, the dismounting mechanism 2 is arranged on the pen point sleeve 11, so that after the movable block 204 is pushed upwards, the push rod 28 can drive the second convex block 27 to loosen the extrusion of the first convex block 26, and therefore the inserted rod 25 can be moved out of the annular groove 14 under the reset action of the first metal elastic sheet 23, the pen core 12 can be directly pulled out of the hollow pen holder 1, and the installation of the pen core 12 is facilitated; through the arrangement, the gel ink pen can directly replace the pen core 12 without taking down the pen head sleeve 11, so that the replacement time of the pen core 12 is shortened.
The foregoing description of the utility model is merely exemplary of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides a interchangeable core nib structure which characterized in that includes: a hollow penholder (1) and a disassembly and assembly mechanism (2);
One end of the hollow pen holder (1) is fixedly connected with a threaded pipe (10), a pen cap (11) is sleeved on the threaded pipe (10) in a threaded manner, a pen core (12) is inserted into the hollow pen holder (1), a writing end of the pen core (12) penetrates through the threaded pipe (10) and extends to the outside of the pen cap (11), a limiting block (13) is fixedly sleeved on the pen core (12), and an annular groove (14) is formed in the outer side of the limiting block (13);
The dismounting mechanism (2) comprises a hollow groove (20) formed in the inner side wall of the pen point sleeve (11), a first groove (21) and a second groove (22) are formed in the inner side wall of the hollow groove (20) respectively, a first metal spring plate (23) is fixedly connected to one side of the first groove (21), one end of the first metal spring plate (23) is fixedly connected with an inserting rod (25) through a connecting block (24), the inserting rod (25) is movably connected to the inner side wall of the hollow groove (20), one end of the inserting rod (25) is inserted into the annular groove (14), the other end of the inserting rod (25) is fixedly connected with a first bump (26), a second bump (27) is tightly attached to the outer side of the first bump (26), one side of the second bump (27) is fixedly connected with a push rod (28), one side of the outer wall of the push rod (28) is fixedly connected with a second metal spring plate (29) through a connecting block (24), one side of the outer wall of the push rod (28) is fixedly connected to the inner side wall of the second groove (22), one side of the pen point sleeve (11) is fixedly connected with one side of the hollow groove (203), one side of the pen point (203) is fixedly connected with one side of the hollow groove (204), one side of the movable block (204) penetrates through the groove (203) and extends to the outside of the pen point sleeve (11).
2. The replaceable core pen head structure of claim 1 wherein: one side of the movable block (204) far away from the push rod (28) is fixedly connected with a toggle piece (205).
3. The replaceable core pen head structure of claim 1 wherein: the inner side wall of the empty groove (20) is also provided with a first sliding groove (202), and the inner side wall of the first sliding groove (202) is in sliding connection with the inserted link (25).
4. The replaceable core pen head structure of claim 2 wherein: the second sliding groove (201) is formed in the inner side wall of the second groove (22), and the inner side wall of the second sliding groove (201) is in sliding connection with the push rod (28) through the connecting block (24).
5. The replaceable core pen head structure of claim 1 wherein: the first bump (26) and the second bump (27) are both hemispherical structures.
6. The replaceable core pen head structure of claim 1 wherein: the vertical distance of the annular groove (14) is matched with the diameter of the inserted link (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420067265.2U CN221623419U (en) | 2024-01-11 | 2024-01-11 | Replaceable core pen point structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420067265.2U CN221623419U (en) | 2024-01-11 | 2024-01-11 | Replaceable core pen point structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221623419U true CN221623419U (en) | 2024-08-30 |
Family
ID=92485938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420067265.2U Active CN221623419U (en) | 2024-01-11 | 2024-01-11 | Replaceable core pen point structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221623419U (en) |
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2024
- 2024-01-11 CN CN202420067265.2U patent/CN221623419U/en active Active
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