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Ink pen ink guiding structure and ink pen containing the structure

An ink pen and ink guiding technology, which is applied to other ink pens, printing, writing utensils, etc., can solve the problems of contamination of pen sleeves or other items, waste of ink, time-consuming and other problems, so as to reduce the process and labor costs of production and assembly. The effect of improving negative pressure performance and reducing production costs

Inactive Publication Date: 2021-09-28
NINGBO BEIFA GRP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In the prior art, there are many schemes for the structural design of the ink-conducting parts, and these schemes can also technically solve different problems, but many of them are not friendly to actual industrial production; many structures In the production process, the process is complicated and the assembly process is time-consuming, resulting in high overall production costs and labor-intensive products; this is a problem on the one hand
[0006] On the other hand, the problem is that due to the needs of the ink pen to guide the ink when writing, its refill and ink guide parts often need to have strong hygroscopicity, which will make the ink pen particularly prone to ink leakage under negative pressure. This will cause the ink pen to leak from the front of the refill to pollute the pen case or other items during transportation, when the external temperature changes, or when it is dropped, and it will also waste ink unnecessarily

Method used

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  • Ink pen ink guiding structure and ink pen containing the structure
  • Ink pen ink guiding structure and ink pen containing the structure
  • Ink pen ink guiding structure and ink pen containing the structure

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0056] Figure 1( Figure 1a , 1b ), 2, an ink pen ink guide structure, which includes a pen body, the pen body includes a pen holder 200 and a writing part 300, the pen holder 200 includes an ink cavity, a partition and a lower cavity, and the writing part 300 is matched to the lower inside the cavity;

[0057] The writing part 300 includes a writing core 320. The front end of the writing core 320 exposes the writing part 300 for writing and the rear end communicates with the ink cavity; the partition is configured so that the writing core rear end directly or indirectly communicates with the ink cavity.

[0058] The inside of the penholder 200 is hollow, and openings are respectively provided at both ends; the partition member is integrally formed in the stopper 210 inside the penholder, and the stopper 210 divides the hollow cavity in the penholder into a first cavity The body 220 and the second cavity 230, the limiting part 210 is provided with several communication holes ...

Embodiment 2

[0062] As shown in Figures 1-3, the main structure of this embodiment is the same as Embodiment 1, the difference is that, in the ink guiding structure of this embodiment, the writing part 300 also includes a drainage core 330, and the front end of the drainage core 330 is connected to the The rear end of writing core 320 is matched, and its rear end is connected with ink cavity; It communicates indirectly with the ink chamber via the drainage core 330 . In addition, there are three ways to cooperate with the front end of the drainage core 330 and the rear end of the writing core 320, namely: direct contact (that is, end surface contact, such as image 3 shown), with an appropriate distance, or without direct contact but with a third transition body between the two (such as the drainage core in Embodiment 3, or another similar structure), these three methods can all be realized The function of drawing ink certainly also includes other ink drawing structures in the field in th...

Embodiment 3

[0064] As shown in Figures 1-4, the main structure of this embodiment is the same as Embodiment 1 or Embodiment 2, the difference is that in the ink guiding structure of this embodiment, the writing part 300 also includes a water storage core 340, which stores The water core 340 is sheathed outside the writing core 320 and / or the drainage core 330, and is made of hygroscopic material to store ink.

[0065] For the water storage core 340 that is sleeved on the basis of the ink-guiding structure in Embodiment 1, it is obviously sleeved on a part of the surface of the writing core 320. As for the length of the sleeve, it can be set as required (such as Figure 4a shown); and for the water storage core 340 sleeved on the basis of the ink guiding structure of embodiment two, its sleeved position can be varied, including: only sleeved outside the drainage core 330 (such as Figure 4b As shown), only sleeved outside the writing core 320, and simultaneously sleeved outside the writing...

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PUM

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Abstract

The invention discloses an ink pen guide structure and an ink pen containing the structure. The ink guide structure includes a pen holder and a writing part. The hollow cavity in the pen holder is divided into a first cavity and a second cavity, and a plurality of communication holes are provided on the limiting part so that the first cavity and the second cavity can communicate. The ink-guiding structure of the ink pen and the structural design of each part of the ink pen are compact, which is conducive to reducing the process and labor costs of production and assembly in the production process, and the matching relationship between the parts is unique and has an appropriate positioning function; It can greatly improve the assembly efficiency and reduce the production cost; in addition, the ink guiding structure of the present invention has obvious improvement in negative pressure test effect.

Description

technical field [0001] The invention belongs to the technical field of daily and office supplies, and in particular relates to an ink pen guiding structure and an ink pen containing the structure. Background technique [0002] Writing instruments refer to tools used for writing, including pencils, ballpoint pens, fountain pens, gel pens, whiteboard markers, highlighters and other types of writing pens. Nowadays, with the advancement of science and technology and the improvement of people's living standards, except for some specific scenes, the frequency of writing has decreased significantly. However, under some specific uses, corresponding writing pens still have a relatively large market share. [0003] Office pens represented by whiteboard pens have been widely used in recent years. There is an ink cavity inside for storing ink. The ink is exported to the head of the refill through the writing component to realize the writing operation; most of them are used on whiteboar...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B43K8/03B43K8/04B43K8/00
CPCB43K8/003B43K8/03B43K8/04
Inventor 冯敬郭张斌辉
Owner NINGBO BEIFA GRP CO LTD