CN219903863U - Gel ink pen capable of preventing ink leakage - Google Patents

Abstract

The utility model discloses an ink leakage-proof neutral pen, and aims to provide an ink leakage-proof neutral pen capable of automatically giving reminding along with release of ink. The pen comprises a pen core tube, a pen tail and a pen point, wherein a spacer is arranged at the top end of the pen core tube, the pen tail is detachably connected with the spacer, a through hole II is formed in the spacer, a pen tail groove and a through hole I are formed in the pen tail, the through hole I is communicated with the pen tail groove, a ball is arranged in the pen tail groove and detachably connected with the pen tail, a limit groove is formed in the through hole I, a limiting block is arranged on the limit groove, the top end of the limit groove is communicated with the through hole I, the bottom end of the limit groove is arranged between the through hole I and the spacer, the distance between the top end of the limit groove and the bottom end of the limit groove is larger than the aperture of the through hole I, and the pen point is detachably connected with the bottom end of the pen core tube. The beneficial effects of the utility model are as follows: the purpose of automatically giving reminding along with the release of the ink can be achieved; the pen tail and the pen point are convenient to mount and dismount; the probability of ink outflow in the cartridge holder is reduced.

Description

Gel ink pen capable of preventing ink leakage

Technical Field

The utility model relates to the technical field of stationery, in particular to an ink leakage-proof gel ink pen.

Background

The pen is a great utility model for human beings, is a tool for writing or drawing, has taken an important role in the life of people, plays an irreplaceable role, and can be used for learning cultural science and knowledge, exchanging information, propaganda ideas, connecting emotion and the like. With the development of the times, the gel-ink pen is popular because of the characteristics of smooth writing, comfortable hand feeling and the like, and is commonly used in life, but the ink viscosity of the pen refill of the gel-ink pen is lower, substances easy to lubricate are added, the viscosity of a writing medium is between water and oil, so that the condition of leakage of the ink of the gel-ink pen can be possibly generated, and the practicability of the gel-ink pen can be influenced.

Chinese patent grant bulletin number: CN212827529U, authorized bulletin day 2021, 03 month and 30 days, discloses an ink leakage prevention pen refill, which comprises a pen core tube, wherein a pen core cavity is formed in the pen core tube, one end of the pen core tube is connected with a pen point, the other end of the pen core tube is closed, and a voltage stabilizing structure communicated with the pen core cavity and the outer space of the pen core tube is arranged on the pen core tube. The technical scheme has the defects that under the working condition of the pressure stabilizing structure arranged on the pen core tube, the air pressure in the pen core cavity and the air pressure outside the pen core tube can be kept balanced, the ink in the pen core cavity is pressurized to block the flow guide of the ink, but when the air pressure in the pen core tube is too small, the alarm reminding device is not arranged on the pen core tube, so that the ink in the pen core cavity is released from the pen point to influence the use of the pen core, and the pen core is very inconvenient.

In summary, when the ink is released, the alarm is given in time, so that the user can stop the use of the pen core immediately.

Disclosure of Invention

The utility model provides an ink leakage-proof gel pen capable of automatically giving reminding along with the release of ink, and aims to overcome the defect that an alarm reminding device is not arranged on a pen core tube in the prior art. In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a gel ink pen of leak protection china ink, includes pen core tube, pen tail and nib, the spacer is installed on the top of pen core tube, the pen tail can be dismantled with the spacer and be connected, be equipped with the through-hole second on the spacer, be equipped with pen tail groove and through-hole first on the pen tail, through-hole first and pen tail groove intercommunication, install the ball in the pen tail groove, the ball can be dismantled with the pen tail and be connected, through-hole first department is equipped with the spacing groove, install the stopper on the spacing groove, the top and the through-hole first intercommunication of spacing groove, the aperture that is greater than through-hole first is arranged in to the bottom of spacing groove between through-hole first and the spacer, the nib can be dismantled with the bottom of pen core tube and be connected. The design can lead in the required printing ink of gel ink pen through the pen core tube like this, and the spacer is installed on the top of pen core tube, and the pen tail is detachable with the spacer to be connected, has not only done the connection of pen tail and pen core tube, lets printing ink stable spacing in the gel ink pen, but also can dismantle the connected mode just has made things convenient for the installation and the dismantlement of pen tail to look over and change of spacer. The second through hole is arranged on the spacer, the first through hole is arranged on the pen tail, so that the balance of the internal and external air pressure of the pen core tube can be maintained, the air pressure is applied to the ink in the pen core tube, the external leakage of the ink in the pen core tube is blocked, the pen tail groove of the pen tail is a cavity when the pen tail is connected with the pen core tube, and the ink in the pen core tube is limited in the cavity when the ink leaks outside through the through hole, so that the probability of the external leakage of the ink and the external of the pen tail is reduced. The ball is also arranged in the pen tail groove, so that the ball can be floated under the buoyancy effect of the ink when the ink in the pen core tube leaks into the cavity, the ball floats upwards until touching the limiting block arranged at the limiting groove, the limiting block is communicated with the first through hole, the bottom end of the limiting groove is arranged between the first through hole and the spacer, the upward-moving limiting block can be moved to a position for blocking the first through hole, a user of the neutral pen can timely see the limiting block for blocking the first through hole, and the use of the neutral pen is immediately stopped, so that the aim of automatically giving reminding along with the release of the ink is fulfilled. The pen point is detachably connected with the bottom end of the pen refill tube, so that the pen point is convenient to mount and dismount, and the neutral pen is convenient to mount and use. Preferably, a lumen is arranged in the pen refill tube and is communicated with the second through hole, printing ink is sleeved in the lumen, the bottom end of the printing ink is arranged in the pen point, an oil sealing layer is arranged at the top end of the printing ink, and the outer edge of the oil sealing layer is contacted with the inner wall of the pen refill tube. The design can introduce the required printing ink of gel ink pen through the pipe cavity that sets up in the pen core pipe like this, let the bottom of printing ink arrange in the nib in, just so can use printing ink to begin to write the drawing. The top of the ink is provided with an oil sealing layer, and the outer edge of the oil sealing layer is contacted with the inner wall of the pen core tube, so that the inside and outside of the tube cavity can be kept in air pressure balance through the through hole II communicated with the tube cavity, and the probability of leakage of the ink is reduced under the blocking effect of the oil sealing layer. Preferably, a limit rod is arranged in the pen tail groove, one end of the limit rod is connected with the pen tail, the other end of the limit rod is detachably connected with the spacer, and the ball is sleeved on the limit rod. The design is through the gag lever post of installation in the pen tail groove, can let the one end of gag lever post make with the pen tail and be connected, and the other end of gag lever post is then made detachable with the spacer and is connected, the ball of suit on the gag lever post is the spacing effect of gag lever post down-up movement like this, under the printing ink buoyancy effect in pen tail groove. Therefore, the forward and backward action of the ball is avoided, and the work of pushing the limiting block to block the first through hole is affected. Preferably, a blocking bead is sleeved on the outer edge of the ball, and the position of the blocking bead corresponds to the position of the limiting block up and down. The design just increases the diameter of removing the pearl through the cover ball on the outward flange of ball, keeps off the position of pearl and corresponds from top to bottom with the position of stopper, then under the buoyancy effect of the printing ink in the pen tail groove, keeps off the pearl and moves along with the ball, touches stopper promotion stopper and upwards moves, until the through-hole one on the pen tail that blocks to remind the user printing ink to leak outward. Preferably, the shape of the limiting groove is T-shaped, the shape of the limiting block is the same as that of the limiting groove, the limiting block comprises a front part and a rear part, the rear part is arranged in the limiting groove, and the front part is arranged outside the limiting groove. The design is T-shaped through the shape of the limit groove, and the shape of the limit block is the same as that of the limit groove, so that the rear part of the limit block can be placed in the limit groove, the front part of the limit block is placed outside the limit groove, and the limit block can smoothly move under the limit effect of the limit groove under the buoyancy action of ink in the tail groove so as to block the through hole to give an oil exposure prompt. Preferably, the diameter of the first through hole and the diameter of the second through hole are smaller than the diameter of the lumen. The structural design that the diameter of the first through hole and the diameter of the second through hole are smaller than the diameter of the tube cavity is designed to reduce the outflow probability of the ink, so that the ink in the pen core tube is more difficult to flow out.

The beneficial effects of the utility model are as follows: the purpose of automatically giving reminding along with the release of the ink can be achieved; the pen tail and the pen point are convenient to mount and dismount; the probability of ink outflow in the cartridge holder is reduced.

Drawings

FIG. 1 is a schematic view of a construction of the present utility model;

FIG. 2 is a schematic illustration of the location of a spacer of the present utility model;

FIG. 3 is an enlarged cross-sectional view at A in FIG. 2;

fig. 4 is a schematic structural view of the stopper of the present utility model.

In the figure: 1. the pen comprises a pen core tube, 2, a pen tail, 3, a pen point, 4, printing ink, 5, a spacer, 6, a first through hole, 7, a second through hole, 8, a tube cavity, 9, an oil sealing layer, 10, a pen tail groove, 11, balls, 12, a blocking ball, 13, a limiting rod, 14, a limiting groove, 15 and a limiting block.

Description of the embodiments

The utility model is further described below with reference to the drawings and detailed description.

In the embodiment shown in fig. 1, fig. 2 and fig. 3, an ink leakage preventing gel ink pen comprises a pen core tube 1, a pen tail 2 and a pen point 3, wherein a spacer 5 is arranged at the top end of the pen core tube 1, the pen tail 2 is detachably connected with the spacer 5, a through hole II 7 is arranged on the spacer 5, a pen tail groove 10 and a through hole I6 are arranged on the pen tail 2, the through hole I6 is communicated with the pen tail groove 10, a ball 11 is arranged in the pen tail groove 10, the ball 11 is detachably connected with the pen tail 2, a limit groove 14 is arranged at the through hole I6, a limit block 15 is arranged on the limit groove 14, the top end of the limit groove 14 is communicated with the through hole I6, the bottom end of the limit groove 14 is arranged between the through hole I6 and the spacer 5, the distance between the top end and the bottom end of the limit groove 14 is larger than the aperture of the through hole I6, and the pen point 3 is detachably connected with the bottom end of the pen core tube 1.

As shown in fig. 2, 3 and 4, a tube cavity 8 is arranged in the pen refill tube 1, the tube cavity 8 is communicated with the second through hole 7, the ink 4 is sleeved in the tube cavity 8, the bottom end of the ink 4 is arranged in the pen point 3, an oil sealing layer 9 is arranged at the top end of the ink 4, and the outer edge of the oil sealing layer 9 is contacted with the inner wall of the pen refill tube 1. A limiting rod 13 is arranged in the pen tail groove 10, one end of the limiting rod 13 is connected with the pen tail 2, the other end of the limiting rod 13 is detachably connected with the spacer bush 5, and the ball 11 is sleeved on the limiting rod 13. The outer edge of the ball 11 is sleeved with a blocking ball 12, and the position of the blocking ball 12 corresponds to the position of the limiting block 15 up and down. The shape of the limiting groove 14 is T-shaped, the shape of the limiting block 15 is the same as that of the limiting groove 14, the limiting block 15 comprises a front part and a rear part, the rear part is arranged in the limiting groove 14, and the front part is arranged outside the limiting groove 14. The diameter of the first through hole 6 and the diameter of the second through hole 7 are smaller than the diameter of the lumen 8.

Firstly, the pen point 3 is connected with the bottom end of the pen refill tube 1, the pen tail 2 is connected with the spacer 5 at the top end of the pen refill tube 1, thus the initial installation work of a gel ink pen is finished, the ink 4 required by the gel ink pen is stably limited in the tube cavity 8 in the pen refill tube 1, the bottom end of the ink 4 is arranged in the pen point 3, the top end of the pen point 3 can be connected with the pen refill tube 1 by adopting threaded connection, the bottom end of the pen point 3 is a pen ball commonly used by the gel ink pen, and then the ink 4 flows outwards under the rolling effect of the pen ball to develop writing and drawing work. One end of the spacer 5 is connected with the top end of the pen refill tube 1, the other end of the spacer can be connected with the pen tail 2 and the pen refill tube 1 in an inserting mode, meanwhile, the pen tail groove 10 on the pen tail 2 is in a cavity state, the first through hole 6 on the pen tail 2 and the second through hole 7 on the spacer 5 are communicated with the cavity, and the cavity is a storage place for the ink 4 in the tube cavity 8 to leak outside through the second through hole 7.

Under the action of the first through hole 6 and the second through hole 7, the balance between the inside and the outside of the tube cavity 8 can be provided, the oil sealing layer 9 at the top end of the ink 4 is applied with pressure, the probability of the ink 4 in the tube cavity 8 leaking outwards is reduced, the outer edge of the oil sealing layer 9 is contacted with the inner wall of the pen core tube 1, and the feasibility of pressing the ink 4 by the oil sealing layer 9 is enhanced.

When the air pressure in the tube cavity 8 is larger than the air pressure outside the tube cavity 8, the ink 4 in the tube cavity 8 can flow into the cavity through the second through hole 7, the ball 11 in the cavity is sleeved on the limiting rod 13, one end of the limiting rod 13 is connected with the pen tail 2, the other end of the limiting rod is detachably connected with the spacer 5, the limiting rod 13 and the spacer 5 can be in threaded connection, and meanwhile, the connection between the pen tail 2 and the pen core tube 1 is finished, and meanwhile, the connection between the limiting rod 13 and the spacer 5 is finished, so that the ball 11 can only move up and down under the limiting effect of the limiting rod 13 and cannot drift back and forth so as to influence the oil leakage prevention work of the gel pen. Under the buoyancy effect of the printing ink 4 in the cavity, the ball 11 can stably move upwards, the first through hole 6 is provided with the limit groove 14, the top end of the limit groove 14 is communicated with the first through hole 6, the bottom end of the limit groove 14 is arranged between the first through hole 6 and the spacer bush 5, the distance between the top end and the bottom end of the limit groove 14 is larger than the aperture of the first through hole 6, the limit groove 14 is internally provided with the limit block 15, the limit groove 14 is in a T-shaped shape, the shape of the limit block 15 is the same as that of the limit groove 14, the limit block 15 comprises a front part and a rear part, the rear part is arranged in the limit groove 14, the front part is arranged outside the limit groove 14, meanwhile, the outer edge of the ball 11 is sleeved with the stop ball 12, and the position of the stop ball 12 corresponds to the position of the limit block 15 up and down, so that when the ball 11 moves upwards under the buoyancy effect of the printing ink 4, the stop ball 12 can be driven to move upwards until touching the front part of the limit block 15, the limit block 15 is pushed to move upwards under the limit effect of the limit groove 14, the first through hole 6, thus a neutral user can see the neutral ink through the first through the limit groove 6, the neutral pen is automatically stopped, the neutral ink is released, and the neutral ink is reminded of the pen is automatically released. The color of the limiting block 15 can be used for inconsistent colors of the pen tail 2, the limiting block 15 is selected to be a conspicuous red, and the pen tail 2 is selected to be a light white, so that a user can see the color at a glance.

The ball 11 and the blocking ball 12 on the gel-ink pen can be made of plastic with better floatability, and the limiting block 15 can be made of hard plastic, so that under the buoyancy action of the ink 4, the ball 11 and the blocking ball 12 can float smoothly, and the limiting block 15 is pushed to block the first through hole 6.

Claims (6)

1. The utility model provides a gel ink pen of leak protection china ink, characterized by, including pen core tube (1), pen tail (2) and nib (3), spacer (5) are installed on the top of pen core tube (1), pen tail (2) can dismantle with spacer (5) and be connected, be equipped with through-hole two (7) on spacer (5), be equipped with pen tail groove (10) and through-hole one (6) on pen tail (2), through-hole one (6) and pen tail groove (10) intercommunication, install ball (11) in pen tail groove (10), ball (11) can dismantle with pen tail (2) and be connected, be equipped with spacing groove (14) in through-hole one (6) department, install stopper (15) on spacing groove (14), the top and the through-hole one (6) intercommunication of spacing groove (14), between through-hole one (6) and spacer (5) are arranged in to the bottom of spacing groove (14), the distance of spacing groove (14) top and bottom is greater than the aperture one (6), nib (3) can dismantle with pen core tube (1).

2. The ink leakage prevention gel ink pen as claimed in claim 1, wherein a tube cavity (8) is arranged in the pen refill tube (1), the tube cavity (8) is communicated with the second through hole (7), the ink (4) is sleeved in the tube cavity (8), the bottom end of the ink (4) is arranged in the pen point (3), an oil sealing layer (9) is arranged at the top end of the ink (4), and the outer edge of the oil sealing layer (9) is in contact with the inner wall of the pen refill tube (1).

3. The ink leakage prevention gel ink pen according to claim 1, wherein a limiting rod (13) is installed in the pen tail groove (10), one end of the limiting rod (13) is connected with the pen tail (2), the other end of the limiting rod (13) is detachably connected with the spacer bush (5), and the ball (11) is sleeved on the limiting rod (13).

4. The ink leakage preventing gel ink pen as claimed in claim 1, wherein the outer edge of the ball (11) is sleeved with a blocking ball (12), and the position of the blocking ball (12) corresponds to the position of the limiting block (15) up and down.

5. The ink leakage preventing neutral pen as claimed in claim 1, wherein the limit groove (14) is T-shaped, the limit block (15) has the same shape as the limit groove (14), the limit block (15) comprises a front part and a rear part, the rear part is disposed in the limit groove (14), and the front part is disposed outside the limit groove (14).

6. The ink leakage preventing neutral pen as claimed in claim 1, wherein the diameter of the first through hole (6) and the diameter of the second through hole (7) are smaller than the diameter of the pipe cavity (8).