CN219821058U

CN219821058U - Ball pen

Info

Publication number: CN219821058U
Application number: CN202320274314.5U
Authority: CN
Inventors: 卢伟
Original assignee: Hangzhou Youjia Stationery Co ltd
Current assignee: Hangzhou Youjia Stationery Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-10-13
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to the technical field of office supplies, and discloses a ball-point pen, which solves the technical problems that a pen core with a non-passing length can be used by arranging an adjusting structure, but the pen is inconvenient to operate from the outside of a pen shell and carry out adjusting activities; the pen comprises a pen shell, a pen core and an extension sleeve, wherein the pen core is arranged in the pen shell, a pen cap is sleeved at the top of the pen shell, an end head is connected with the top end of the pen cap in a threaded manner, a rubber block is fixedly arranged in the end head, a deformation groove is formed in the top end of the rubber block, a sealing groove is formed in the middle of the bottom end of the rubber block, and the pen point part of the pen core is positioned in the sealing groove; according to the utility model, the screw rod can be limited through the limiting plate and the knob, the stability of the screw rod can be kept, the damping force can be provided for the screw rod through the damping rubber sleeve, the rotation resistance of the screw rod is increased, the screw rod can be prevented from rotating randomly, the screw rod can keep the height of the limiting sleeve through the threaded sleeve, and the sliding block can guide the limiting sleeve and prevent the screw rod from rotating.

Description

Ball pen

Technical Field

The utility model relates to the technical field of office supplies, in particular to a ball pen.

Background

A ball point pen is a pen using minute rotary balls, which is a writing tool for writing ink on paper by rotation of steel balls, and the balls are made of brass, steel or tungsten carbide, and can release the ink on the paper when writing;

according to the ball pen with pen cores of different heights, which is provided by Chinese patent grant publication No. CN212860888U, the pen cores of different lengths can be used by arranging the adjusting structure, but the pen cores are inconvenient to operate from the outside of the pen shell and perform adjusting activities, the rotating structure is required to be matched with the screw threads of the pen cover, the rotating structure is driven to rotate by rotating the pen cover, the adjusting activities can be performed, the adjusting speed is low, and the rotating structure and the sliding block occupy the space inside the pen shell relatively.

Disclosure of Invention

The utility model provides a ball-point pen, which solves the technical problems that a pen core with a non-passing length can be used by arranging an adjusting structure, but the pen core is inconvenient to operate from the outside of a pen shell and adjust.

In order to solve the technical problems, the ball-point pen provided by the utility model comprises a pen shell, a pen core and an extension sleeve, wherein the pen core is arranged in the pen shell, a pen cap is sleeved at the top of the pen shell, a tip is connected with the top end of the pen cap in a threaded manner, a rubber block is fixedly arranged in the tip, a deformation groove is formed in the top end of the rubber block, a sealing groove is formed in the middle of the bottom end of the rubber block, the pen point part of the pen core is positioned in the sealing groove, the extension sleeve is connected with the bottom end of the pen shell in a threaded manner, the middle of the bottom end of the extension sleeve is rotationally connected with a screw rod through a damping rubber sleeve, a limiting plate is fixedly arranged at the bottom of the screw rod, a knob is fixedly arranged at the bottom end of the screw rod, a thread sleeve is fixedly connected with the limiting sleeve through two connecting rods, one side of one connecting rod is in sliding connection with the inner wall of the extension sleeve through a sliding block, one end of the pen core is positioned in the limiting sleeve, and a rubber pad is fixedly arranged in the limiting sleeve.

Preferably, the top end of the pen shell is connected with a screw cap through a first screw thread ring in a threaded manner, and the pen core is connected with the screw cap in a penetrating manner.

Preferably, the bottom end of the end head is fixedly provided with a second thread ring, the end head is in threaded connection with the top end of the pen cap through the second thread ring, and one side of the pen cap is fixedly connected with a pen clip.

Preferably, the sliding block is fixedly connected with the bottom of one side of one connecting rod, a sliding groove is formed in the inner wall of the extension sleeve, and the sliding block is in sliding connection with the sliding groove.

Preferably, the middle part of extension cover bottom has seted up the pole groove, damping rubber cover and the inside fixed connection in pole groove, the limiting plate is located the inside of extension cover, the knob is located the outside of extension cover.

Preferably, the top end of the extension sleeve is fixedly provided with a third thread circle, and the top end of the extension sleeve is in threaded connection with the bottom end of the pen shell through the third thread circle.

Compared with the related art, the utility model has the beneficial effects that:

the ball pen provided by the utility model has the advantages that the screw rod can be limited through the limiting plate and the knob, the stability of the ball pen can be kept, the damping force can be provided for the screw rod through the damping rubber sleeve, the rotation resistance of the screw rod is increased, the ball pen can be prevented from rotating randomly, the screw rod can keep the height of the limiting sleeve through the threaded sleeve, the sliding block can guide the limiting sleeve and prevent the ball pen from rotating, the screw rod can convert the rotation into the linear motion of the limiting sleeve through the threaded sleeve by rotating the knob outside the extending sleeve, the height of the limiting sleeve is convenient to adjust, the ball pen can be suitable for pen cores with different lengths, the adjustment from the inside of a pen shell is not needed, the adjustment speed is improved, the ball pen is convenient to use, and the inner space of the pen shell is not occupied;

through the top threaded connection of end and cap, easy to assemble end, through with the cap cover on the pen shell, the nib part of refill can be located the seal groove of rubber piece, and the nib part of refill can be shutoff through the seal groove to the rubber piece, can prevent that the nib part of refill from leaking the ink, when the nib part of refill contacted the rubber piece, can exert pressure to the rubber piece, the deformability of rubber piece can be guaranteed to the deformation groove, can make the nib part of refill closely laminate with the seal groove, is difficult for producing the gap.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic cross-sectional view of an extension sleeve according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the tip of the present utility model.

Reference numerals in the drawings: 1. a pen shell; 2. a pen core; 3. a first thread turn; 4. a threaded cap; 5. a cap; 6. a pen clip; 7. an end head; 8. a second thread turn; 9. a rubber block; 10. a deformation groove; 11. sealing grooves; 12. an extension sleeve; 13. a screw; 14. a limiting plate; 15. a knob; 16. damping rubber sleeve; 17. a thread sleeve; 18. a connecting rod; 19. a slide block; 20. a chute; 21. a limit sleeve; 22. a rubber pad; 23. and a third thread turn.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a ball pen, including pen shell 1, pen core 2 and extension sleeve 12, pen core 2 is equipped with in the inside of pen shell 1, the top cover of pen shell 1 is equipped with pen cap 5, the top threaded connection of pen cap 5 has end 7, the inside fixed rubber piece 9 that is equipped with of end 7, deformation groove 10 has been seted up on the top of rubber piece 9, seal groove 11 has been seted up at the middle part of rubber piece 9 bottom, pen point part of pen core 2 is located the inside of seal groove 11, the bottom threaded connection of pen shell 1 has extension sleeve 12, the middle part of extension sleeve 12 bottom is connected with screw rod 13 through damping rubber sleeve 16 rotation, the bottom of screw rod 13 is fixed and is equipped with limiting plate 14, the bottom fixed of screw rod 13 is equipped with knob 15, screw rod 13 threaded connection has thread sleeve 17, thread sleeve 17 is through two connecting rod 18 fixedly connected with limiting sleeve 21, one side of one of connecting rod 18 is through slider 19 and extension sleeve 12's inner wall sliding connection, the one end of pen core 2 is located the inside of limiting sleeve 21, the inside fixed rubber pad 22 that is equipped with of limiting plate 14 and knob 15 can be spacing screw rod 13, can keep its stability, through the bottom end of rubber sleeve 16 threaded rod 16 has been rotated through damping rubber sleeve 16, can be kept the rotation resistance 13, can not be adjusted the screw rod 13 through the height of the rotation of the screw rod 13, can be adjusted the height of the screw rod 13, can be adjusted the screw rod 13 through the height of the end sleeve 13, can be adjusted the screw rod 13, can be rotated by the height of the screw rod 13, and can be adjusted to the height by the height to the height of the screw rod 13, and can be adjusted.

Referring to fig. 2, the top of the pen case 1 is connected with a screw cap 4 through a first screw ring 3 in a threaded manner, the pen core 2 is connected with the screw cap 4 in a penetrating manner, the screw cap 4 is convenient to mount and dismount through the first screw ring 3, and the screw cap 4 can prevent the pen core 2 from shaking horizontally.

Referring to fig. 2 and 4, a second thread ring 8 is fixedly arranged at the bottom end of the end head 7, the end head 7 is in threaded connection with the top end of the pen cap 5 through the second thread ring 8, a pen clip 6 is fixedly connected to one side of the pen cap 5, and the end head 7 can be detached through the second thread ring 8.

Referring to fig. 3, a sliding block 19 is fixedly connected with the bottom of one side of one connecting rod 18, a sliding groove 20 is formed in the inner wall of the extension sleeve 12, the sliding block 19 is slidably connected with the sliding groove 20, and the sliding block 19 can be guided through the sliding groove 20 to prevent the sliding block 19 from shifting.

Referring to fig. 3, a rod groove is formed in the middle of the bottom end of the extension sleeve 12, the damping rubber sleeve 16 is fixedly connected with the inside of the rod groove, the limiting plate 14 is located in the extension sleeve 12, the knob 15 is located outside the extension sleeve 12, and the damping rubber sleeve 16 can be limited through the rod groove.

Referring to fig. 3, a third thread ring 23 is fixedly provided at the top end of the extension sleeve 12, the top end of the extension sleeve 12 is in threaded connection with the bottom end of the pen case 1 through the third thread ring 23, and the extension sleeve 12 can be mounted and dismounted through the third thread ring 23.

In summary, in the utility model, when the length of the pen core 2 is not consistent with that of the pen shell 1, the screw 13 is rotated through the knob 15, the screw 13 can convert rotary motion into linear motion of the limit sleeve 21 through the thread sleeve 17, the height of the limit sleeve 21 can be adjusted, the pen core 2 with different lengths can be applied to the pen core 2, the adjustment is not needed from the inside of the pen shell 1, the slide block 19 can guide the limit sleeve 21 and prevent the rotation of the limit sleeve 21 in the adjustment process, the damping rubber sleeve 16 can provide damping force for the screw 13 after the adjustment is finished, the rotation resistance of the screw 13 is increased, the random rotation of the screw 13 can be prevented, the pen core 2 is placed into the pen shell 1, one end of the pen core 2 is positioned in the limit sleeve 21, the stability and the attaching degree between the pen core 2 and the limit sleeve 21 are improved, the thread cap 4 is screwed again, finally, the pen cap 5 is sleeved on the pen shell 1, the pen core 2 is positioned in the seal groove 11 of the rubber block 9, the pen core 2 is blocked by the seal groove 11, the pen core 2 is prevented from leaking ink in the part of the pen core 2, the pen core 9 is easily blocked by the seal groove 9, the seal groove 9 is prevented from being deformed, and the pen core 2 is easily contacted with the pen core 9, and the pen core 9 is prevented from being deformed, and the pen core 2 is possibly deformed due to the seal groove 9.

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

1. A ballpoint pen comprising a pen housing (1), a pen core (2) and an extension sleeve (12), characterized in that: the pen is characterized in that a pen refill (2) is arranged in the pen shell (1), a pen cap (5) is sleeved on the top of the pen shell (1), a tip (7) is connected with the top of the pen cap (5) through threads, a rubber block (9) is fixedly arranged in the tip (7), a deformation groove (10) is formed in the top of the rubber block (9), a sealing groove (11) is formed in the middle of the bottom end of the rubber block (9), a pen point part of the pen refill (2) is located in the sealing groove (11), an extension sleeve (12) is connected with the bottom of the pen shell (1) through threads, a screw rod (13) is connected with the middle of the bottom of the extension sleeve (12) through a damping rubber sleeve (16) in a rotating mode, a limit plate (14) is fixedly arranged at the bottom of the screw rod (13), a knob (15) is fixedly arranged at the bottom of the screw rod (13) through threads, a limit sleeve (17) is fixedly connected with one side of one connecting rod (18) through two connecting rods (18) through a limit sleeve (21), one side of the connecting rod (18) is connected with the inner wall (21) through a slide sleeve (19) and one end of the extending pen refill (2) is located in the interior of the pen shell (21), a rubber pad (22) is fixedly arranged in the limiting sleeve (21).

2. The ball-point pen according to claim 1, wherein the top end of the pen housing (1) is connected with a screw cap (4) through a first screw thread ring (3) in a screw thread manner, and the pen core (2) is connected with the screw cap (4) in a penetrating manner.

3. The ball-point pen according to claim 1, wherein the bottom end of the end head (7) is fixedly provided with a second thread ring (8), the end head (7) is in threaded connection with the top end of the pen cap (5) through the second thread ring (8), and one side of the pen cap (5) is fixedly connected with a pen clip (6).

4. A ballpoint pen as claimed in claim 1, wherein the slider (19) is fixedly connected to the bottom of one side of one of the connecting rods (18), a chute (20) is provided in the inner wall of the extension sleeve (12), and the slider (19) is slidably connected to the chute (20).

5. The ball-point pen as claimed in claim 1, wherein a rod groove is formed in the middle of the bottom end of the extension sleeve (12), the damping rubber sleeve (16) is fixedly connected with the inside of the rod groove, the limiting plate (14) is located in the extension sleeve (12), and the knob (15) is located outside the extension sleeve (12).

6. A ballpoint pen as claimed in claim 1, wherein the top end of the extension sleeve (12) is fixedly provided with a third screw thread ring (23), and the top end of the extension sleeve (12) is screw-coupled with the bottom end of the pen housing (1) by the third screw thread ring (23).