CN217455462U

CN217455462U - Multi-core pen convenient to replace

Info

Publication number: CN217455462U
Application number: CN202122439871.1U
Authority: CN
Inventors: 吴王维
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-09-20
Anticipated expiration: 2031-10-11

Abstract

A multi-core pen convenient to replace comprises a pen shell and a plurality of pen cores, wherein the pen shell is hollow inside, the pen cores are arranged in parallel, a limiting disc for the pen cores to penetrate through is arranged in the pen shell, a spring is arranged between each pen core and the limiting disc, the multi-core pen further comprises a pressing slide bar, the upper end of the pressing slide bar is provided with an upper limiting part facing the center of the pen shell and a pressing part facing the outer side of the pen shell, and the bottom of the pressing slide bar is fixed with the top of each pen core; the top of the pen shell is provided with a turnover cover, the top of the pen shell is provided with a sliding groove corresponding to the pen core downwards along the side wall, and the pressing part protrudes towards the outer side of the sliding groove; the top of the pen shell is provided with a plurality of convex edges facing the center of the pen shell, the tops of the convex edges are connected with the center of the top surface of the pen shell, any two adjacent convex edges are positioned at two sides of the sliding groove, and the upper limit part longitudinally slides between the two adjacent convex edges; when the pressing sliding strip slides downwards in the sliding groove, the bottom of the pen core extends out of the pen shell when the pressing part is located at the bottom of the convex rib, the pressing part is pressed inwards, and the top surface of the pressing sliding strip is in top contact with the bottom surface of the convex rib.

Description

Multi-core pen convenient to replace

Technical Field

The utility model belongs to the technical field of stationery, concretely relates to multicore pen convenient to replace.

Background

In daily work and life, the water pen is mainly characterized by a ball-point pen point and a refill which does not need ink absorption, and is popular in large and small institutions, companies, enterprises and large and medium-sized colleges and universities in China due to the characteristics of convenience, cleanness and fluent writing. Nowadays, it is difficult to see a group who writes with a pen tip of a water-absorbing type hard pen, in addition to pupils who are not regulated to use a pen of a ball point type. However, the water pen is widely used in the work and life of people. In the process of using the water-based pen, the service time of a single pen is limited, once the pen core is used up, the pen core needs to be replaced, people need to purchase a new pen core, the time is wasted, and the single pen core carrying a large amount of pen cores is inconvenient and easy to lose.

In addition, in order to facilitate the study and the correction of errors in the operation, a multi-core pen is commonly used, the multi-core pen is provided with a plurality of pen cores, and the multi-core pen is commonly three pen cores which are respectively in various colors such as blue, red, black and the like. However, the multi-core pen is usually disassembled by rotating the middle part of the pen container to replace the pen cores, and the fixing parts and the springs related to the plurality of pen cores in the pen container are easy to fall off in the replacement process, so that care needs to be taken during replacement, and once the parts fall off, the whole pen cannot be used.

Therefore, the traditional single pen is limited in service time, the multi-core pen is complex in replacement process, the falling risk exists when a plurality of parts are disassembled, and the multi-core pen is not convenient and quick to use.

Disclosure of Invention

The utility model aims at prior art's defect, provide a multicore pen convenient to replacement, only need open flip, the change of new refill can be accomplished fast to the pull refill, and replacement convenient and fast more satisfies the user and carries single pen space to occupy less, can write the user demand of longer time from taking a plurality of refills.

In order to realize the above purpose, the utility model adopts the following technical scheme: a multi-core pen convenient to replace comprises a pen shell with a hollow interior and a plurality of pen cores arranged in parallel, wherein a limiting disc for the pen cores to penetrate through is arranged in the pen shell, a spring is arranged between the pen cores and the limiting disc, the multi-core pen further comprises a pressing slide bar, an upper limiting part facing the center of the pen shell and a pressing part facing the outer side of the pen shell are arranged at the upper end of the pressing slide bar, and the bottom of the pressing slide bar is fixed with the top of the pen cores;

the pen comprises a pen shell, a pen core, a pressing part, a pen core and a pen cover, wherein the top of the pen shell is provided with a turnover cover, the top of the pen shell is provided with a sliding groove corresponding to the pen core downwards along the side wall, and the pressing part protrudes towards the outer side of the sliding groove; the top of the pen shell is provided with a plurality of convex edges facing the center of the pen shell, the tops of the convex edges are connected with the center of the top surface of the pen shell, any two adjacent convex edges are positioned at two sides of the sliding groove, and the upper limit part longitudinally slides between the two adjacent convex edges;

when the pressing slide bar slides downwards in the sliding groove, the bottom of the pen core extends out of the pen shell when the pressing part is located at the bottom of the convex rib, the pressing part is pressed inwards, and the top surface of the pressing slide bar is in abutting contact with the bottom surface of the convex rib.

Further, the upper surface of the upper limit part is an inclined plane, and the inclined plane is lower towards the center side of the pen shell than towards the outer side of the pen shell; under normal state, the inclined plane is in top contact with the joint of two adjacent convex edges.

Furthermore, a convex block is arranged at the center of the top surface of the pen shell, and a groove is formed in the lower surface of the turnover cover; when the turnover cover is closed with the pen shell, the convex block is embedded into the groove.

Furthermore, the lower end of the pressing sliding strip is provided with a lower limiting part facing the center of the pen shell, when the pressing sliding strip slides upwards in the slide way, the pen core retracts into the pen shell, and the upper surface of the lower limiting part is in top contact with the bottom surface of the convex edge.

Further, the bottom of the pressing sliding strip is a thin rod matched with the inner diameter of the pen core, and the thin rod is embedded into the pen core; or the pen shell comprises an upper section and a lower section which are detachably connected.

Furthermore, a plurality of positioning stop bars parallel to the central axis of the pen shell are arranged in the pen shell, the limiting disc is clamped in a gap between the two positioning stop bars, and the pen core is arranged between the two positioning stop bars on the two sides of the sliding groove.

Furthermore, the pen clip is further included, a slot is formed in the top of the pen shell downwards, the inner side of the pen clip is embedded into the slot, and the top of the pen clip is rotatably connected with the turnover cover.

Furthermore, the outer surface of the flip cover is provided with a pressing inclined surface.

Furthermore, the pressing inclined plane is provided with anti-skid grains.

Furthermore, the pressing inclined plane is arranged in the reverse direction of the pen clip.

Adopt the technical scheme of the utility model, the beneficial effects of the utility model are that: the multi-core pen adopts the mode that the flip cover is opened at the top, and the refill is pulled upwards to replace the refill, so that the refill, the limiting disc, the spring and the like fall off and are assembled compared with the traditional mode that the refill is opened from the middle part of the pen shell, the refill is more simple and convenient to disassemble, the parts are prevented from scattering, and the multi-core pen does not need to be assembled again by a plurality of parts; whole pen simple structure opens, the refill is pressed and the pull just can carry out the replacement of new refill through simple flip, and the replacement is simple more reliable, satisfies the user demand that the user has many refills, carries less.

Drawings

FIG. 1 is an angled perspective view of a multi-nib pen for easy replacement;

FIG. 2 is a perspective view of a multi-core pen at another angle for easy replacement;

FIG. 3 is a schematic diagram of an internal structure of a multi-core pen for easy replacement;

fig. 4 is a top view of a multi-core pen for ease of replacement.

In the figure: the pen comprises a pen shell 1, an upper section 11, a lower section 12, a sliding groove 13, a convex block 14, a convex rib 15, a positioning stop strip 16, a slot 17, a pen core 2, a limiting disc 3, a long strip 31, a vertical column 32, a spring 4, a flip cover 5, a pressing inclined plane 51, an anti-skid strip 52, a pen clip 6, a pressing sliding strip 7, a pressing part 71, an upper limiting part 72, a lower limiting part 73 and a thin rod 74.

Detailed Description

The technical solutions of the present invention are further described and illustrated below by specific embodiments, so that the present invention is more clear and understood. Other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied in other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

As shown in fig. 1 to 3, the present embodiment discloses a multi-core pen convenient for replacement, which includes the following components: the pen comprises a pen shell 1, a pen core 2, a limiting disc 3, a spring 4, a turnover cover 5, a pen clip 6 and a pressing slide bar 7. The pen shell 1 is hollow inside, and when the pen shell is used, the turning cover 2 only needs to be opened, the pressing slide bar 7 and the pen core 2 connected with the pressing slide bar are upwards pulled out towards the outer side, replaced by a new pen core, and then inserted into the pen shell 1 again.

The pen comprises a pen shell 1 and is characterized in that a plurality of pen cores 2 arranged in parallel are arranged in the pen shell 1, through holes used for the pen cores 2 to penetrate through a limiting disc 3 are formed in the pen shell 1, the pen cores are arranged in a ring shape in the center of the limiting disc, and springs 4 are arranged between the pen cores 2 and the limiting disc 3.

The turning cover 5 is arranged at the top of the pen shell 1, a sliding groove 13 corresponding to the pen core is formed in the top of the pen shell 1 downwards along the side wall, an upper limiting part 72 facing the center of the pen shell and a pressing part 71 facing the outer side of the pen shell are arranged at the upper end of the pressing slide bar 7, and the bottom of the pressing slide bar 7 is fixed with the top of the pen core 2.

The pressing portion 71 is shown projecting outward of the chute 13; the top of the pen shell 1 is provided with a plurality of ribs 15 facing the center of the pen shell, that is, the inner wall of the pen shell is annularly provided with a plurality of ribs, the tops of the plurality of ribs 15 are connected to the center of the top surface of the pen shell, any two adjacent ribs 15 are located on two sides of the sliding groove 13, the flip cover is opened, and the whole pressing slide bar 7 is pulled to enable the upper limiting part 72 to longitudinally slide between the two adjacent ribs 15;

when the pressing slide bar 7 slides downwards in the sliding groove 13, the pressing part 71 is positioned at the bottom of the convex rib 15, the bottom of the pen core 2 extends out of the pen shell 1, the pressing part 71 is pressed inwards, and the top surface of the pressing slide bar 7 is in top contact with the bottom surface of the convex rib 15, so that the pen core extending out of the pen shell is completed, and the pen can be used for writing.

In a specific embodiment, the upper surface of the upper limiting portion 72 is a slope, and the slope is lower towards the center side of the pen casing than towards the outer side of the pen casing; in a normal state, the pen core is positioned in the pen shell, and the connecting part of the inclined plane and the two adjacent convex edges (namely the top of the pen shell) is in top contact.

A specific fixing mode of the pen cap 5 and the pen shell 1 after being turned over is that a convex block 14 is arranged at the center of the top surface of the pen shell 1, and a groove 51 is arranged on the lower surface of the turning cover 5; when the flip 5 is closed with the pen case 1, the protrusion 14 is embedded in the groove 51.

In a specific embodiment, the lower end of the pressing slide bar 7 is provided with a lower limit portion 73 facing the center of the pen case, when the pressing slide bar 7 slides upwards in the slide way 13, the pen core 2 retracts into the pen case 1, and the upper surface of the lower limit portion 73 is in contact with the bottom surface of the rib 15.

The embodiment provides a specific connection structure of a pressing slide bar 7 and a pen core 2, wherein a thin rod 74 matched with the inner diameter of the pen core is arranged at the bottom of the pressing slide bar 7, and the thin rod 74 is embedded in the pen core 2.

In order to fix the limiting disc 3 and the pen shell 1, a plurality of positioning stop bars 16 parallel to the central axis of the pen shell are arranged in the pen shell 1, that is, a plurality of positioning stop bars 16 are annularly arranged on the inner wall of the pen shell 1, wherein the limiting disc 3 is clamped in a gap between two positioning stop bars 16, and the pen core is arranged between the two positioning stop bars positioned at two sides of the sliding chute. The length of the positioning stop 16 is set to be longer than the rib 15. Specifically, a strip 31 is arranged on the limiting disc 3, and the strip is embedded into a gap between the two positioning stop bars 16 to complete the fixation of the limiting disc in the pen shell 1.

Still be equipped with a plurality of stands 32 on spacing dish 3, two adjacent stands 32 carry out axial spacing to refill 2 and spring 4, guarantee the vertical installation of refill 2.

In a particular embodiment, a press ramp 51 is provided on the outer surface of the illustrated flip 5. The illustrated press ramp 51 is provided with an anti-slip pattern 52. Through the inclined plane design, when the flip upset is opened in the increase, the increase indicates the press surface contact of abdomen, and the finger of being convenient for applys thrust, opens flip, because the pen generally adopts materials such as plastics, and the design of anti-skidding line effectively avoids pointing the surface and slides.

The pen clip 6 is arranged at the upper end of the pen shell 1 and on the side surface of the pen shell 1 and used for fixing the pen on a pocket or a book through the pen clip. The assembly method of the pen clip and the pen shell in the embodiment is that the top of the pen shell 1 is provided with a slot 17 downwards, the inner side of the pen clip 1 is embedded into the slot 17, that is, the pen clip 6 and the pen shell 1 are detachable, and the top of the pen clip 1 is rotatably connected with the flip 5.

The top of the pen clip 6 is rotatably connected with the flip cover 5, and the pressing inclined plane 51 is arranged in the opposite direction of the pen clip 6.

The pen shell 1 of this embodiment includes upper segment 11, the hypomere 12 of can dismantling the connection, and both pass through internal thread, external screw thread adaptation, accomplish and dismantle the connection. During first assembly, the limiting disc is inserted into the pen shell from the lower portion of the upper section 11 until the strip in the limiting disc is embedded between the two positioning stop bars, and position fixing of the limiting disc in the pen shell is completed.

It should be noted that the drawings provided in the above embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated. The present invention can also include other equivalent embodiments, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.

Claims

1. A multi-core pen convenient to replace comprises a pen shell with a hollow interior and a plurality of pen cores arranged in parallel, wherein a limiting disc for the pen cores to penetrate through is arranged in the pen shell, a spring is arranged between each pen core and the limiting disc, the multi-core pen is characterized by further comprising a pressing sliding strip, an upper limiting part facing the center of the pen shell and a pressing part facing the outer side of the pen shell are arranged at the upper end of the pressing sliding strip, and the bottom of the pressing sliding strip is fixed with the top of each pen core;

when the pressing sliding strip slides downwards in the sliding groove, the bottom of the pen core extends out of the pen shell when the pressing part is located at the bottom of the convex rib, the pressing part is pressed inwards, and the top surface of the pressing sliding strip is in top contact with the bottom surface of the convex rib.

2. The multi-core pen convenient to replace as claimed in claim 1, wherein the upper surface of the upper positioning part is a slope, and the slope is lower towards the center side of the pen shell than towards the outer side of the pen shell; under normal state, the inclined plane is in top contact with the joint of two adjacent convex edges.

3. The multi-core pen convenient to replace as claimed in claim 1, wherein the center of the top surface of the pen shell is provided with a projection, and the lower surface of the flip is provided with a groove; when the turnover cover and the pen shell are closed, the convex block is embedded into the groove.

4. The multi-refill pen convenient to replace according to claim 1, wherein the lower end of the pressing slide bar is provided with a lower limit part facing the center of the pen shell, when the pressing slide bar slides upwards in the slide way, the pen core retracts into the pen shell, and the upper surface of the lower limit part is in abutting contact with the bottom surface of the convex rib.

5. The multi-refill pen convenient to replace according to claim 1, wherein the bottom of the pressing slide bar is a thin rod matched with the inner diameter of the pen core, and the thin rod is embedded in the pen core; or the pen shell comprises an upper section and a lower section which are detachably connected.

6. The multi-core pen convenient to replace according to claim 1, wherein a plurality of positioning stop bars parallel to the central axis of the pen shell are arranged in the pen shell, a gap between two positioning stop bars clamps the limiting disc, and the pen core is arranged between two positioning stop bars positioned at two sides of the sliding groove.

7. The multi-core pen convenient to replace according to any one of claims 1 to 6, further comprising a pen clip, wherein the top of the pen shell is provided with a slot downwards, the inner side of the pen clip is embedded into the slot, and the top of the pen clip is rotatably connected with the flip.

8. The multi-core pen convenient to replace as claimed in claim 7, wherein the outer surface of the flip is provided with a pressing slope.

9. The multi-core pen convenient to replace as claimed in claim 8, wherein the pressing inclined surface is provided with anti-slip lines.

10. A multi-nib pen as claimed in claim 8 or claim 9, wherein the depression ramp is provided in the opposite direction of the pen clip.