CN220220205U - Nib structure and pressing pen - Google Patents
Nib structure and pressing pen Download PDFInfo
- Publication number
- CN220220205U CN220220205U CN202322180305.2U CN202322180305U CN220220205U CN 220220205 U CN220220205 U CN 220220205U CN 202322180305 U CN202322180305 U CN 202322180305U CN 220220205 U CN220220205 U CN 220220205U
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- pen
- guide channel
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- writing
- outlet
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- 238000003825 pressing Methods 0.000 title abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000008569 process Effects 0.000 claims abstract description 15
- 238000003860 storage Methods 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Pens And Brushes (AREA)
Abstract
The utility model provides a pen point structure and a pressing pen, which comprises a pen point shell and a pen core, wherein the pen core comprises a writing part and an extension part which are connected with each other and coaxially arranged; the extension portion is not separated from the guide passage in the front-rear direction at all times to prevent the writing portion from contacting the inlet and outlet. The writing part and the extension part are coaxially arranged, the extension part is in sliding contact with the guide channel or is close to the guide channel, the pen core is prevented from being obviously deflected in the process of entering and exiting the pen tip shell, the writing part is prevented from touching the inlet and the outlet when entering and exiting the pen tip shell, the cleaning of products is ensured, the stored objects are prevented from being polluted, the guide channel is arranged, the pen core is prevented from shaking in the writing process, the structure of the pen tip shell is stronger, and the inlet and the outlet are prevented from being broken easily.
Description
Technical Field
The utility model relates to the technical field of stationery, in particular to a pen point structure and a pressing pen.
Background
The existing gel pen, ball pen and other pressing pens have the problem that the pen refill in the gel pen is inclined, and as the pen refill can remain in the writing part of the pen refill after writing is completed, the pen refill which is inclined can be contacted with the edge of the pen refill inlet and outlet of the pen nib shell in the process of recycling the pen refill to the pen casing, so that the pen refill inlet and outlet can be easily polluted, and stored pen bags, clothes or bags and other articles can be easily polluted.
Disclosure of Invention
In order to solve at least one aspect of the above problems, the present utility model firstly provides a pen tip structure, including a pen tip housing and a pen core, wherein the pen core includes a writing part and an extension part which are connected to each other and coaxially arranged, the pen tip housing is provided with an inlet and an outlet for the writing part to enter and exit and a guide channel for the extension part to slide back and forth, and the outer wall of the extension part is in contact with or close to the inner wall of the guide channel; the pen refill is provided with an extending writing state and a retracting storage state, when the pen refill is in the extending writing state, the writing part extends out of the inlet and the outlet, and when the pen refill is in the retracting storage state, the writing part is retracted and hidden into the inlet and the outlet; the pen refill is in the extending writing state or in the retracting storage state or in the process of mutually switching the extending writing state and the retracting storage state, and the extending part is not separated from the guide channel all the time in the front-back direction so as to prevent the writing part from contacting with the inlet and outlet.
Optionally, the inlet and outlet are front end openings of the guide channels.
Optionally, the guide channel is coaxially arranged with the inlet and the outlet, and the inner diameter of the inlet and the outlet is not smaller than the inner diameter of the guide channel.
Optionally, the guide channel is a cylindrical hole.
Optionally, the guide channel includes a plurality of long ribs arranged at intervals.
Optionally, the difference between the inner diameter of the guide channel and the outer diameter of the extension is less than or equal to 30 μm.
Optionally, the cartridge is coaxially disposed with the guide channel.
Optionally, the nib casing is further provided with a spring installation channel suitable for installing a spring, the front end of the spring installation channel is provided with a step, the pen core is provided with an abutting table, and two ends of the spring are respectively abutted with the step and the abutting table.
Optionally, the nib casing is further provided with a spring installation channel suitable for installing a spring, the front end of the spring installation channel is provided with a step, the pen core is provided with an abutting table, and two ends of the spring are respectively abutted with the step and the abutting table.
Compared with the prior art, the pen point structure has the advantages that the writing part and the extension part are coaxially arranged, the extension part is in sliding contact with the guide channel or is close to the guide channel, the pen point is ensured not to be obviously deflected in the process of entering and exiting the pen point shell, the movement is stable, the writing part is ensured not to touch the inlet and the outlet when entering and exiting the pen point shell, the problem that pen water at the writing part pollutes the inlet and the outlet of the pen point shell is avoided, the cleaning of products is ensured, the stored objects are prevented from being polluted, the guide channel is arranged, the pen point is not easy to shake in the writing process, the structure of the pen point shell is stronger, and the inlet and the outlet are not easy to break; the problem of the poor concentricity of refill business turn over process has been really solved, solves the refill and leads to the fact the nib casing outside dirty to lead to the fact the pollution to writing and depositing the scene because of writing the phenomenon of turning over the ink, also solves simultaneously and writes and rock in the refill in experience and lead to the fact the refill to write and beat in bringing the problem of writing fatigue for the writer.
In addition, the present utility model provides a pressing pen including the nib structure as described above.
Compared with the prior art, the pressing pen has the same advantages as the pen point structure in the prior art, and the pressing pen is not repeated here.
Drawings
FIG. 1 is a block diagram of a pen tip structure according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a nib structure according to an embodiment of the present utility model;
FIG. 3 is a perspective cross-sectional view of a pen tip housing according to an embodiment of the present utility model;
fig. 4 is a structural view of a cartridge according to an embodiment of the present utility model;
FIG. 5 is a cross-sectional view of a pen tip housing according to an embodiment of the present utility model;
fig. 6 is a cross-sectional view of a pen tip housing according to another embodiment of the present utility model.
Reference numerals illustrate:
1. a nib housing; 11. an inlet and an outlet; 12. a guide channel; 121. long raised strips; 13. a spring mounting channel; 131. a step; 2. a pen core; 21. a writing section; 22. an extension; 23. and abutting against the table.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the description of the present utility model, it is to be understood that the terms "upper", "lower", etc. indicate an orientation or positional relationship based on the orientation or positional relationship when the product is normally used.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. The drawings of the embodiments of the present utility model are provided with a coordinate axis Y, wherein the forward direction of the Y axis represents the front and the reverse direction of the Y axis represents the rear.
The embodiment of the utility model provides a pen point structure, which is shown in fig. 1, 2, 3 and 4 and comprises a pen point shell 1 and a pen core 2, wherein the pen core 2 comprises a writing part 21 and an extension part 22 which are connected with each other and coaxially arranged, the pen point shell 1 is provided with an inlet and outlet 11 for the writing part 21 to enter and exit and a guide channel 12 for the extension part 22 to slide back and forth, and the outer wall of the extension part 22 is contacted with or arranged close to the inner wall of the guide channel 12; the pen refill 2 has an extended writing state and a retracted storage state, when in the extended writing state, the writing part 21 extends out of the inlet and outlet 11, and when in the retracted storage state, the writing part 21 is retracted and hidden into the inlet and outlet 11; the extension 22 is not separated from the guide channel 12 in the front-rear direction all the time to prevent the writing part 21 from contacting the inlet/outlet 11 when the pen core 2 is in the extended writing state or in the retracted storage state or in the process of switching the extended writing state and the retracted storage state.
Wherein, one end of the pen core 2 far away from the writing part 21 is suitable for being connected with a telescopic adjusting mechanism, and the pen core 2 can move back and forth relative to the pen point shell 1 through the telescopic adjusting mechanism, namely, the pen core 2 can be switched between an extending writing state and a retracting storage state; the writing part 21 is used for writing characters or drawing by drawing pen water, the outer diameter of the writing part 21 is generally smaller than that of the extension part 22, so that the writing part 21 cannot touch the inlet 11 when entering and exiting the pen tip shell 1; the outer wall of the extension part 22 is in sliding contact with or close to the inner wall of the guide channel 12, so that the extension part 22 can stably move in the guide channel 12 and is not easy to deflect, and the writing part 21 cannot touch the inlet and outlet 11 when entering and exiting the pen point housing 1; the guide channel 12 is preferably a cylindrical hole, a horn-shaped hole, a square hole, an oval hole and the like, and the shape of the extension part 22 is matched with the shape of the guide channel 12; the extension of the writing part 21 out of the inlet 11 means that the writing part 21 is exposed by extending from the inside of the pen tip housing 1, and the retraction of the writing part 21 into the inlet 11 means that the writing part 21 is retracted from the outside of the inlet 11 into the inside of the pen tip housing 1 for storage.
In the pen point structure in this embodiment, the writing part 21 and the extension part 22 are coaxially arranged, and the extension part 22 and the guide channel 12 are in sliding contact or close to each other, so that the pen core 2 is ensured not to be obviously deflected in the process of entering and exiting the pen point shell 1, the movement is stable, the writing part 21 is ensured not to touch the inlet and outlet 11 when entering and exiting the pen point shell 1, the problem that pen water of the writing part 21 contaminates the inlet and outlet 11 of the pen point shell 1 is avoided, the cleaning of products is ensured, the stored objects are prevented from being soiled, and the guide channel 12 is arranged, so that the pen core 2 is not easy to shake in the writing process, the structure of the pen point shell 1 is stronger, and the inlet and outlet 11 is not easy to break.
Alternatively, as shown in fig. 2, the inlet/outlet 11 is a front end opening of the guide channel 12; the inlet/outlet 11 is provided directly in the front end opening of the guide passage 12, so that the longitudinal length of the pen tip housing 1 is as short as possible while ensuring the compactness of the structure. In addition, the guide passage 12 and the inlet/outlet 11 may be provided at a distance.
Optionally, as shown in fig. 2, the guide channel 12 is coaxially disposed with the inlet/outlet 11, and the inner diameter of the inlet/outlet 11 is not smaller than the inner diameter of the guide channel 12, that is, the inner diameter of the inlet/outlet 11 is greater than or equal to the inner diameter of the guide channel 12, so as to further ensure that the writing portion 21 does not touch the edge of the inlet/outlet 11.
Alternatively, as shown in connection with fig. 2, the guide channel 12 is a cylindrical bore; the shape of the pen core 2 is generally formed by a cylindrical structure, the shape of the guide channel 12 is matched with the shape of the pen core 2, the processing of a cylindrical hole is convenient, and the structure is reliable.
Optionally, as shown in fig. 5 and 6, the guide channel 12 includes a plurality of long ribs 121 disposed at intervals; the inner surfaces of the long raised strips 121 are combined to form a guide channel 12, and the inner surfaces of the long raised strips 121 are coaxially arranged with the inlet and outlet 11; as shown in fig. 5, the inner wall of the pen tip housing 1 is a straight cylindrical surface, as shown in fig. 6, the inner wall of the pen tip housing 1 is a horn surface, and the straight cylindrical surface and the horn surface can be extended inwards to form the guide channel 12 of the cylindrical hole by the long raised strips 121, so that the improvement is convenient, and the contact area between the outer wall of the extension part 22 and the guide channel 12 is reduced, thereby reducing friction force, resistance is smaller, and friction noise is also small.
Optionally, as shown in fig. 2, the difference between the inner diameter of the guide channel 12 and the outer diameter of the extension portion 22 is less than or equal to 30 μm, which not only ensures high stability during writing, but also ensures that the extension portion 22 can move freely in the guide channel 12; preferably, the guide channel 12 has an inner diameter 23.5 μm larger than the outer diameter of the extension 22, and writing stability is best, and the writing part 21 is most smoothly moved into and out of the nib housing 1.
Alternatively, as shown in connection with fig. 2, the cartridge 2 is arranged coaxially with the guide passage 12; the central axis of the pen core 2 is consistent with the central axis of the guide channel 12, so that the pen core 2 is ensured to be always kept at a stable position in the process of entering and exiting the pen tip shell 1, and further, the pen water of the writing part 21 is ensured not to touch the inlet and outlet 11.
Optionally, as shown in fig. 2, 3 and 4, the pen tip housing 1 is further provided with a spring mounting channel 13 adapted for mounting a spring, a step 131 is provided at a front end of the spring mounting channel 13, the pen core 2 is provided with an abutment table 23, and two ends of the spring are respectively abutted against the step 131 and the abutment table 23.
The spring is a compression spring, the spring is in a compression state when the pen core 2 is in an extended writing state, and when the telescopic adjusting mechanism drives the pen core 2 to switch states, the pen core 2 is pushed to switch to a retracted storage state under the action of the spring force of the spring; the spring mounting channel 13 can prevent the spring from deflecting or swaying in the stress process, and ensures the stability of the state switching of the pen core 2.
Alternatively, as shown in fig. 2 and 3, the spring mounting channel 13 is coaxially arranged with the guide channel 12, so that the movement of the pen core 2 can be better controlled, and the inner diameter of the spring mounting channel 13 is larger than the inner diameter of the guide channel 12, so that the spring is prevented from entering the guide channel 12, and the stable movement of the pen core 2 is ensured.
Another embodiment of the present utility model provides a pressing pen characterized by comprising the nib structure as described above.
According to the pressing pen in the embodiment, the writing part 21 and the extension part 22 are coaxially arranged, the extension part 22 is in sliding contact with the guide channel 12 or is close to the guide channel, the refill 2 is ensured not to be obviously deflected in the process of entering and exiting the nib housing 1, the movement is stable, the writing part 21 is ensured not to touch the inlet and outlet 11 when entering and exiting the nib housing 1, the problem that pen water of the writing part 21 contaminates the inlet and outlet 11 of the nib housing 1 is avoided, the cleaning of products is ensured, the stored objects are prevented from being soiled, and the guide channel 12 is arranged, so that the refill 2 is not easy to shake in the writing process, the structure of the nib housing 1 is stronger, and the inlet and outlet 11 is not easy to break.
Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.
Claims (10)
1. The pen point structure is characterized by comprising a pen point shell (1) and a pen core (2), wherein the pen core (2) comprises a writing part (21) and an extension part (22) which are connected with each other and are coaxially arranged, the pen point shell (1) is provided with an inlet and outlet (11) for the writing part (21) to enter and exit and a guide channel (12) for the extension part (22) to slide back and forth, and the outer wall of the extension part (22) is contacted with or arranged close to the inner wall of the guide channel (12); the pen refill (2) is provided with an extending writing state and a retracting storage state, when the pen refill is in the extending writing state, the writing part (21) extends out of the inlet and outlet (11), and when the pen refill is in the retracting storage state, the writing part (21) is retracted and hidden into the inlet and outlet (11); the pen refill (2) is in the extending writing state or in the retracting storage state or in the process of mutually switching the extending writing state and the retracting storage state, and the extending part (22) is not separated from the guide channel (12) in the front-back direction all the time so as to prevent the writing part (21) from contacting with the inlet and outlet (11).
2. A pen tip structure according to claim 1, characterized in that the inlet/outlet (11) is a front end opening of the guide channel (12).
3. A pen tip structure according to claim 1, characterized in that the guide channel (12) is arranged coaxially with the inlet/outlet (11), the inner diameter of the inlet/outlet (11) being not smaller than the inner diameter of the guide channel (12).
4. A nib structure according to claim 1, characterized in that said guide channel (12) is a cylindrical hole.
5. The pen tip structure according to claim 1, characterized in that the guide channel (12) comprises a plurality of long ribs (121) arranged at intervals.
6. The pen tip structure according to claim 1, characterized in that a difference between an inner diameter of the guide channel (12) and an outer diameter of the extension (22) is 30 μm or less.
7. Nib structure according to claim 1, characterized in that said cartridge (2) is arranged coaxially to said guide channel (12).
8. A pen tip structure according to any one of claims 1-7, characterized in that the pen tip housing (1) is further provided with a spring mounting channel (13) adapted for mounting a spring, the front end of the spring mounting channel (13) is provided with a step (131), the pen core (2) is provided with an abutment table (23), and both ends of the spring are respectively abutted with the step (131) and the abutment table (23).
9. A pen tip structure according to claim 8, characterized in that the spring mounting channel (13) is arranged coaxially with the guide channel (12), the inner diameter of the spring mounting channel (13) being larger than the inner diameter of the guide channel (12).
10. A pen comprising a nib arrangement according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322180305.2U CN220220205U (en) | 2023-08-14 | 2023-08-14 | Nib structure and pressing pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322180305.2U CN220220205U (en) | 2023-08-14 | 2023-08-14 | Nib structure and pressing pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220220205U true CN220220205U (en) | 2023-12-22 |
Family
ID=89183906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322180305.2U Active CN220220205U (en) | 2023-08-14 | 2023-08-14 | Nib structure and pressing pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220220205U (en) |
-
2023
- 2023-08-14 CN CN202322180305.2U patent/CN220220205U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |