Direct liquid type mark pen

By setting the shoulder on the water-transmitting core, the problem of the water-transmitting core falling into the liquid storage chamber during use caused ink leakage, and the normal use of the marker is achieved.

CN222891826UActive Publication Date: 2025-05-23ZHEJIANG BEST SOFT BOARD CO LTD +1
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Patent Information

Application Number
CN202421873204.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-02
Publication Date
2025-05-23
Estimated Expiration
2034-08-02

AI Technical Summary

Technical Problem

When used in existing straight liquid markers, the water-guiding core is prone to fall into the ink cavity, causing the ink to leak and causing the markers to be unusable.

Method used

Set a shoulder on the water-induced core to prevent the water-induced core from falling completely into the liquid storage chamber, thereby preventing excessive leakage of ink.

Benefits of technology

It effectively avoids ink leakage and ensures that the marker will not be unable to use because the water-guided core falls into the liquid storage chamber during use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a direct liquid type mark pen, which belongs to the technical field of writing tools and comprises a shell, a liquid storage cavity, a pen plug cavity and a cavity are divided in the shell through two partition plates, a water storage device is fixedly arranged in the liquid storage cavity and sleeved at one end of a water guide core, a shaft shoulder is arranged on the water guide core, and the pen plug cavity is arranged in the shaft shoulder. The other end of the soft pen point is fixed to the end, away from the partition plate, of the liquid storage cavity through a fixing piece. The shaft shoulder is arranged on the ink guide core, so that the ink guide core is prevented from completely falling into the liquid storage cavity during use, and the pen cannot be used due to excessive water leakage.
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Description

Technical Field

[0001] The utility model belongs to the technical field of writing tools, and in particular relates to a direct liquid marker pen. Background Art

[0002] Acrylic markers are pens specifically designed for painting with acrylic or polymer paints. They use acrylic resin as pigment and have excellent covering power and painting ability, so they have been widely praised.

[0003] Due to its own characteristics, the straight liquid structure of acrylic marker pens has a hollow ink cavity. All the pigments are stored in the ink cavity, and the ink is transported to the pen tip for writing through direct contact between the ink and the pen tip.

[0004] The water guide core of the existing direct liquid marker pen is particularly prone to fall into the ink chamber due to pressure from the user during writing, causing ink leakage, making the marker pen unusable.

[0005] Therefore, how to provide a direct liquid marker pen is a problem that those skilled in the art need to solve urgently. Utility Model Content

[0006] The main purpose of the utility model is to provide a straight liquid marker pen to solve the above technical problems. In the device, a shoulder is arranged on the water guide core to prevent the water guide core from completely falling into the liquid storage chamber during use, making the pen leak too much and unusable.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A straight liquid marker pen comprises a shell, wherein the shell is divided into a liquid storage chamber, a pen plug chamber and a cavity by two partitions, a water reservoir is fixedly arranged in the liquid storage chamber, the water reservoir is sleeved on one end of a water guide core, a shaft shoulder is arranged on the water guide core, the other end of the water guide core abuts against one end of a soft pen head, and the other end of the soft pen head is fixed to the end of the liquid storage chamber away from the partition through a fixing piece.

[0009] Furthermore, the water tank includes a water tank main shaft, a plurality of water-blocking plates are arranged on the water tank main shaft, a water diversion hole is arranged through the water tank main shaft along the axial direction, a water diversion groove passing through the water diversion hole is arranged in the radial direction of the water tank main shaft near one end of the liquid storage chamber, and the water diversion hole is connected to one end of the water diversion core away from the shaft shoulder.

[0010] Furthermore, one end of the pen plug cavity away from the partition is connected to a pen plug.

[0011] Furthermore, a pen cap is provided at one end of the shell body close to the soft pen tip.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] The utility model prevents the water-introducing core from completely falling into the liquid storage cavity during use, thereby causing the pen to leak too much and become unusable by arranging a shaft shoulder on the water-introducing core. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0015] Figure 1 It is a structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the internal structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the external structure of the utility model.

[0018] Among them, 1-shell, 2-pen cover, 3-soft pen head, 4-fixing part, 5-water guide core, 6-water reservoir, 7-liquid storage cavity, 8-pen plug. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figures 1 to 3 As shown, the utility model provides a straight liquid marker, comprising a shell 1, wherein the shell 1 is divided into a liquid storage chamber 7, a pen plug chamber and a cavity by two partitions, a water reservoir 6 is fixedly arranged in the liquid storage chamber 7, the water reservoir 6 is sleeved on one end of a water guide core 5, and a shoulder is arranged on the water guide core 5, the other end of the water guide core 5 abuts against one end of a soft pen head 3, and the other end of the soft pen head 3 is fixed to the end of the liquid storage chamber 7 away from the partition by a fixing member 4, the shoulder on the water guide core 5 can prevent the water guide core from falling into the water reservoir 6, the soft pen head 3 is used for outputting ink for writing; the liquid storage chamber 7 is used for storing ink; the cavity can extend the length of the marker, making the marker more comfortable to use.

[0021] In this embodiment, the water reservoir 6 includes a water reservoir main shaft, a plurality of water-blocking plates are arranged on the water reservoir main shaft, a water diversion hole is arranged through the water reservoir main shaft along the axial direction, a water diversion groove penetrating the water diversion hole is arranged in the radial direction of the water reservoir main shaft close to one end of the liquid storage chamber 7, and the water diversion hole is connected to the end of the water diversion core 5 away from the shaft shoulder; the water diversion hole and the water diversion groove are used to guide the ink so that the ink enters the water diversion core 5; the water-blocking plates can prevent the ink from flowing out and seal the liquid storage chamber 7.

[0022] In this embodiment, a pen plug 8 is connected to one end of the pen plug cavity away from the partition.

[0023] In this embodiment, a pen cap 2 is further provided at one end of the housing 1 close to the soft brush tip 3, and the pen cap 2 is used to seal one end of the soft brush tip 3 to prevent the ink on the soft brush tip 3 from being stained to other places when not in use, causing waste of ink.

[0024] Working principle: Ink is injected into the liquid storage chamber 7. The water reservoir 6 can prevent the ink from flowing out. At the same time, the ink flows into the water guide core 5 through the water guide groove and the water guide hole. At the same time, the ink flows into the soft pen head 3 along the water guide core 5 for use.

[0025] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0026] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A direct liquid marker pen, characterized in that: The invention comprises a shell (1), wherein the shell (1) is divided into a liquid storage chamber (7), a pen plug chamber and a cavity by two partitions, wherein a water reservoir (6) is fixedly arranged in the liquid storage chamber (7), wherein the water reservoir (6) is sleeved on one end of a water guide core (5), wherein the water guide core (5) is provided with a shaft shoulder, wherein the other end of the water guide core (5) abuts against one end of a soft pen head (3), and the other end of the soft pen head (3) is fixed to the end of the liquid storage chamber (7) away from the partition by a fixing member (4).

2. A direct liquid marker pen according to claim 1, characterized in that: The water reservoir (6) comprises a water reservoir main shaft, a plurality of water-isolating plates are arranged on the water reservoir main shaft, a water diversion hole is arranged through the water reservoir main shaft along the axial direction, a water diversion groove is arranged in the radial direction of one end of the water reservoir main shaft close to the liquid storage chamber (7) and passes through the water diversion hole, and the water diversion hole is connected to the end of the water diversion core (5) away from the shaft shoulder.

3. A direct liquid marker pen according to claim 1, characterized in that: One end of the pen plug cavity away from the partition is connected with a pen plug (8).

4. A direct liquid marker pen according to claim 1, characterized in that: A pen cap (2) is also provided at one end of the housing (1) close to the soft pen head (3).