CN213138317U

CN213138317U - Gel pen with adjustable thickness and length

Info

Publication number: CN213138317U
Application number: CN202022043590.XU
Authority: CN
Inventors: 朱琳; 许嘉欣; 杨紫琦; 黄庆军; 王萌桐; 卢显川; 董安琪; 方立法
Original assignee: Xian University of Architecture and Technology
Current assignee: Xian University of Architecture and Technology
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-05-07
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a gel ink pen of adjustable thickness length, include: the pen comprises an elastic outer sleeve, an outer barrel valve, an inner rod, a tail disc, a pen head, an adjusting ring, a pen core, a spring, a top ring, a polished rod section, a conical surface section and a threaded section; the pen core is concentrically matched in the inner rod, and can be clamped and fixed at the front end of the inner rod by utilizing a limiting ring of the pen core in the pen head; the utility model has the advantages that: the thickness and the length of the pen holding end of the gel ink pen can be adjusted, the requirements of people with different thickness requirements on the pen holding end can be met, and after the thickness of the pen holding end of the gel ink pen is adjusted, a user can have better writing experience.

Description

Gel pen with adjustable thickness and length

Technical Field

The utility model relates to the study article field specifically is a gel ink pen of adjustable thickness length.

Background

The existing gel ink pen is usually fixed in thickness and fixed in length, the thickness of the pen holding end of the gel ink pen can not be adjusted, the pen holding end needs to be thin for children, the pen holding end needs to be thick for people with large hands, and for people with different requirements on the thickness of the pen holding end, the pens with fixed thickness and fixed length cannot achieve better writing experience, so that the existing technology needs a gel ink pen with adjustable thickness and length to adapt to the adjustment requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding clothes hanger with adjustable span of cloth to solve the problem mentioned in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a gel pen with adjustable thickness and length comprises: the pen comprises an elastic outer sleeve, an outer barrel valve, an inner rod, a tail disc, a pen head, an adjusting ring, a pen core, a spring, a top ring, a polished rod section, a conical surface section and a threaded section; the main body comprises three outer petals and an inner rod, the three outer petals are identical in shape, the three outer petals can form a complete long-barrel structure, an inner rod is concentrically matched at the center of the whole three outer petals and is of a three-section structure, the head end of the inner rod is provided with external threads which are thread sections, the tail section is a cylindrical polished rod section, a conical section which is a conical surface is arranged between the polished rod section and the thread sections, the pen core penetrates through the conical surface section and the thread section of the inner rod and is concentrically matched in the inner rod, the thread section is connected with a pen point through threads, the pen point is conical, the tip of the cone is provided with a hole site for the pen point of the pen core to extend out, a limit structure is arranged inside the pen point, the pen core is a gel pen core of international standard, the limiting structure in the pen head can clamp and fix the pen core at the front end of the inner rod by using the limiting ring of the pen core after the pen head is screwed tightly.

As a further aspect of the present invention: the tail end of the inner rod is fixedly connected with a tail disc of a disc structure.

As a further aspect of the present invention: and the tail sections of the inner rod and the outer barrel are provided with top rings with concentric circular ring structures.

As a further aspect of the present invention: the top ring and the tail disc are connected through a spring, and the spring has an extending elastic force trend.

As a further aspect of the present invention: the elastic outer sleeves are concentrically embedded outside the whole peripheries of the three outer cylinder petals and the periphery of the top ring, and are made of elastic rubber.

As a further aspect of the present invention: the tail part and the thread section of the pen point are matched with an adjusting ring with an annular structure through threads.

When the adjustable ring is rotated anticlockwise, the adjusting ring moves towards the pen head side, the top ring and the outer cylinder petals are integrally pushed towards the pen head side under the action of the elastic force of the spring, the inner diameter of the inner rod conical surface section contacted with the inner parts of the three outer cylinder petals is increased while the inner rod conical surface section is pushed, and the pen holding end is gradually thickened; the thickness of the pen holding end of the gel ink pen with adjustable thickness and length can be determined by rotating the adjusting ring anticlockwise, so that the pen diameter suitable for the thickness of a user is selected, when the position of the adjusting ring on the inner rod conical surface section is adjusted, the length of the inner rod extending out of the whole three outer cylinder petals can be changed, the total length of the gel ink pen with adjustable thickness and length can be adjusted, when the adjusting ring is rotated clockwise, the adjusting ring pushes the top ring and the whole outer cylinder petals to move towards the tail disc side, the inner diameter of the inner rod conical surface section contacted with the inside of the three outer cylinder petals can be smaller and smaller while pushing is carried out, the pen holding end can be gradually thinned, the elastic outer sleeve is made of elastic rubber and has good elasticity, so that the outer cylinder petals can be tightly attached to the outer wall of the outer cylinder petals when the pen holding end is changed in thickness, and the smoothness of the pen wall can be guaranteed not to be dispersed and kept (the pen holding, this non-holding end of rear end of gel ink pen of adjustable thickness length, when adjusting thickness, thickness change is less to non-holding end need not hold and get, and thickness change is meaningless, so thickness change less non-holding end satisfies actual demand).

Compared with the prior art, the beneficial effects of the utility model are that:

the thickness and the length of the pen holding end of the gel ink pen can be adjusted, the requirements of people with different thickness requirements on the pen holding end can be met, and after the thickness of the pen holding end of the gel ink pen is adjusted, a user can have better writing experience.

Drawings

Fig. 1 is a perspective view of a gel pen with adjustable thickness and length.

Fig. 2 is an explosion schematic diagram of a gel pen with adjustable thickness.

Fig. 3 is a longitudinal section schematic diagram of a gel pen with adjustable thickness.

FIG. 4 is a schematic diagram of a lateral cross section of a gel pen with adjustable thickness and length.

In the figure: 1-elastic outer sleeve, 2-outer cylinder, 3-inner rod, 4-tail disc, 5-pen point, 6-adjusting ring, 7-pen core, 8-spring, 9-top ring, 31-polished rod section, 31-conical surface section and 33-thread section.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a gel pen with adjustable thickness and length includes: the pen comprises an elastic outer sleeve 1, an outer barrel valve 2, an inner rod 3, a tail disc 4, a pen point 5, an adjusting ring 6, a pen core 7, a spring 8, a top ring 9, a polished rod section 31, a conical section 32 and a threaded section 33; the main body comprises three outer petals 2 and an inner rod 3, the number of the outer petals 2 is three, the three outer petals 2 are congruent in appearance, the three outer petals 2 can form a complete long barrel structure, the center of the whole three outer petals 2 is concentrically matched with the inner rod 3, the inner rod 3 is divided into a three-section structure, the head end of the inner rod 3 is provided with an external thread which is a threaded section 33, the tail section of the inner rod 3 is a cylindrical polished rod section 31, a conical section 32 which is a conical surface is arranged between the polished rod section 31 and the threaded section 33, the refill 7 penetrates through the conical section 32 and the threaded section 33 of the inner rod 3 and is concentrically matched in the inner rod 3, the threaded section 33 is connected with a refill 5 through a thread, the refill 5 is conical, the tip part of the cone is provided with a hole position for the refill 7 to extend out, a limit structure is arranged in the refill 5, the refill 7 is an international, the limiting structure in the pen point 5 can clamp and fix the pen core 7 at the front end of the inner rod 3 by using a limiting ring of the pen core 7 after the pen point 5 is screwed tightly.

The tail end of the inner rod 3 is fixedly connected with a tail disc 4 of a disc structure.

And the tail sections of the inner rod 3 and the outer barrel petal 2 are provided with a top ring 9 with a concentric ring structure.

The top ring 9 and the tail disc 4 are connected through a spring 8, and the spring 8 has an extending elastic force trend.

The elastic outer sleeve 1 is concentrically embedded outside the whole periphery of the three outer cylinder flaps 2 and the periphery of the top ring 9, and the elastic outer sleeve 1 is made of elastic rubber.

The tail part of the pen point 5 and the thread section 33 are matched with an adjusting ring 6 with a ring structure through threads.

When the pen is used, when the adjusting ring 6 is rotated anticlockwise, the adjusting ring 6 moves towards the pen point 5 side, the top ring 9 and the outer cylinder petals 2 are integrally pushed towards the pen point 5 side under the action of the elastic force of the spring 8, the inner diameter of the conical surface section 32 of the inner rod 3 contacted with the inside of the three outer cylinder petals 2 is increased while the inner diameter is pushed, and the pen holding end is gradually thickened; at the moment, the thickness of the pen holding end of the gel pen with adjustable thickness and length can be determined by rotating the adjusting ring 6 anticlockwise, so that the pen diameter suitable for the user to select the thickness is suitable, when the position of the adjusting ring 6 on the conical surface section 32 of the inner rod 3 is adjusted, the length of the inner rod 3 extending out of the whole three outer barrel petals 2 can be changed, the total length of the gel pen with adjustable thickness and length can be adjusted, when the adjusting ring 6 is rotated clockwise, the adjusting ring 6 pushes the top ring 9 and the whole outer barrel petals 2 to move towards the tail disc 4, the inner diameter of the conical surface section 32 of the inner rod 3 contacted with the inside of the three outer barrel petals 2 is reduced gradually while pushing, and the pen holding end becomes thinner gradually, and the elastic outer sleeve 1 is made of elastic rubber and has good elasticity, so that the outer wall of the outer barrel petals 2 can be tightly attached when the pen holding end changes the thickness, the outer barrel valve 2 is guaranteed not to be scattered and the smoothness of the pen wall is kept (the pen holding end is a part kneaded by fingers of a normal person, the non-pen holding end at the rear end of the gel pen with the adjustable thickness and the adjustable length is small in thickness change when the thickness is adjusted, the non-pen holding end is not required to be held, the thickness change is not practical, and therefore the non-pen holding end with the small thickness change meets the practical requirement).

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein; any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A gel pen with adjustable thickness and length comprises: the pen comprises an elastic outer sleeve (1), an outer barrel valve (2), an inner rod (3), a tail disc (4), a pen point (5), an adjusting ring (6), a pen core (7), a spring (8), a top ring (9), a polished rod section (31), a conical surface section (32) and a threaded section (33); the method is characterized in that: the pen core comprises a main body and a pen core, wherein the main body comprises three outer petals (2) and an inner rod (3), the number of the outer petals (2) is three, the three outer petals (2) are congruent in shape, the three outer petals (2) can form a complete long barrel type structure, the center of the whole body of the three outer petals (2) is concentrically matched with the inner rod (3), the inner rod (3) is divided into a three-section type structure, the head end of the inner rod (3) is provided with an external thread which is a thread section (33), the tail section is a cylindrical polished rod section (31), a conical surface section (32) which is a conical surface is arranged between the polished rod section (31) and the thread section (33), the pen core (7) penetrates through the conical surface section (32) and the thread section (33) of the inner rod (3) and is concentrically matched in the inner rod (3), a pen head (5) is connected onto the thread section (33) through a thread hole, the pen head part, the limiting structure is arranged inside the pen point (5), the pen core (7) is a gel pen core of international standard, a limiting ring is arranged on the pen core, and the limiting structure inside the pen point (5) can clamp and fix the pen core (7) at the front end of the inner rod (3) by using the limiting ring of the pen core (7) after the pen point (5) is screwed tightly.

2. The gel pen of claim 1, wherein the thickness and the length of the gel pen are adjustable: the tail end of the inner rod (3) is fixedly connected with a tail disc (4) of a disc structure.

3. The gel pen of claim 1, wherein the thickness and the length of the gel pen are adjustable: the tail sections of the inner rod (3) and the outer cylinder petals (2) are provided with a top ring (9) with a concentric circular ring structure.

4. The gel pen of claim 1, wherein the thickness and the length of the gel pen are adjustable: the top ring (9) and the tail disc (4) are connected through a spring (8), and the spring (8) has an extending elastic force trend.

5. The gel pen of claim 1, wherein the thickness and the length of the gel pen are adjustable: the elastic outer sleeve (1) is concentrically embedded outside the whole periphery of the three outer cylinder flaps (2) and the periphery of the top ring (9), and the elastic outer sleeve (1) is made of elastic rubber.

6. The gel pen of claim 1, wherein the thickness and the length of the gel pen are adjustable: the tail part of the pen point (5) and the thread section (33) are matched with an adjusting ring (6) with an annular structure through threads.