CN215792812U - Anti-overflow leaks gel ink pen - Google Patents

Abstract

The utility model discloses an anti-overflow neutral pen which comprises a pen body, wherein the bottom end of the pen body is connected with a pen head through a fixing device in a threaded mode, a protective fixing device is arranged on the outer side wall of the pen body, an extrusion air bag is fixedly connected to the top end of the pen body, a flowing barrel is fixedly connected to the bottom end of the extrusion air bag, the flowing barrel penetrates through the upper side wall of the pen body, the top end of the flowing barrel is communicated with the inside of the extrusion air bag, a pen core is arranged inside the pen body, the bottom end of the flowing barrel is located inside the pen core, two anti-backflow barrels are fixedly connected to the inner side wall of the pen core, each anti-backflow barrel is arranged in a cylindrical mode, the upper portion of each anti-backflow barrel is large, the lower portion of each anti-backflow barrel is arranged in a cylindrical mode, a relay pipe is fixedly connected to the bottom end of the pen core, the top end of the relay pipe penetrates through the side wall of the pen core, and an anti-backflow ink discharging device is arranged at the bottom end of the relay pipe. The utility model adopts an organic matter standby method and a method for replacing an ink head to solve the problem of ink leakage.

Description

Anti-overflow leaks gel ink pen

Technical Field

The utility model relates to the technical field of gel-ink pens, in particular to an anti-overflow gel-ink pen.

Background

In the current life, people can not leave the gel pen in learning and work and need to use the gel pen to write and record, but the gel pen often has the problems of ink leakage, incapability of discharging ink when a pen point writes, and the like, so that the use of people is influenced.

However, in the prior art, ink leakage is usually caused by the problem of the organic solution covering the ink, that is, the ink breaks through the leakage of the organic solution along the pen core, or the organic solution cannot normally move down along with the ink, or the problem of the ink outlet head occurs, so that the ink leaks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-overflow neutral pen to solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an anti-overflow leaks gel ink pen, includes a body, there is the nib bottom of body through fixing device threaded connection, the body lateral wall is equipped with protection fixing device, the top fixedly connected with extrusion gasbag of body, the bottom fixedly connected with of extrusion gasbag flows a section of thick bamboo, it communicates with each other with extrusion gasbag inside to flow a section of thick bamboo and run through last lateral wall and the top of body, the inside of body is equipped with the refill, the bottom of a section of thick bamboo that flows is located the inside of refill, two anti-backflow barrels of fixedly connected with on the inside lateral wall of refill, every anti-backflow barrel is big-end-up's cylinder setting, refill bottom fixedly connected with relay tube, the lateral wall of refill is run through on the top of relay tube, the bottom of relay tube is equipped with anti-backflow china ink device, the inside lateral wall bottom fixedly connected with second spacing ring of body.

As a further improvement scheme of the technical scheme: the fixing device comprises a threaded ring, the threaded ring is fixedly connected to the upper side wall of the pen head, a threaded groove is formed in the side wall of the bottom end of the pen body, and the threaded groove is in threaded connection with the threaded ring.

As a further improvement scheme of the technical scheme: the protection fixing device comprises a pen cover, the outer side wall of the pen body is fixedly connected with a fixing ring, an annular groove is formed in the inner side wall of the pen cover and is matched with the fixing ring, the pen cover is movably connected with the fixing ring, the outer side wall of the pen cover is fixedly connected with a fixing plate, and the transverse shape of the fixing plate is L-shaped.

As a further improvement scheme of the technical scheme: the ink backflow prevention device comprises a relay block, a relay groove is formed in the side wall of the relay block and is in threaded connection with the bottom end of a relay pipe, an ink outlet head is fixedly connected to the bottom side wall of the relay block, the upper end of the ink outlet head penetrates through the bottom side wall of the relay block and is located in the relay groove, a first limiting ring is fixedly connected to the outer side wall of the relay block, and the first limiting ring is located inside a pen point.

As a further improvement scheme of the technical scheme: the inside top side wall fixedly connected with of extrusion gasbag pierces through the pole, it is located a flow section of thick bamboo to pierce through the pole bottom, a flow section of thick bamboo inside wall fixedly connected with two-layer seal membrane, be equipped with the sealed organic matter of printing ink between the seal membrane.

As a further improvement scheme of the technical scheme: the side wall of the pen body is provided with an observation window.

As a further improvement scheme of the technical scheme: the extrusion air bag is made of hard rubber.

As a further improvement scheme of the technical scheme: the outer side wall of the pen body is provided with anti-skidding carving patterns.

Compared with the prior art, the utility model has the beneficial effects that: when the ink breaks through the sealing of the organic solution, the pressing air bag is pressed downwards to enable the penetrating rod to move downwards to puncture the sealing film, the standby organic solution flows into the pen core along the pen core to be sealed continuously, if the pen point has a problem, the relay pipe is used as a buffer, the relay block can be replaced to install a new ink outlet head, and the ink is prevented from leaking.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic sectional front view of an anti-spill gel ink pen according to the present invention;

FIG. 2 is a three-dimensional schematic diagram of a pen body of an anti-overflow neutral pen according to the present invention;

FIG. 3 is a schematic view of a portion of the enlarged structure of A in FIG. 1;

fig. 4 is a partially enlarged structural diagram of B in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1 pen body, 2 observation windows, 3 anti-backflow barrels, 4 pen refills, 5 pen covers, 6 ink outlets, 7 pen points, 8 first limiting rings, 9 second limiting rings, 10 fixing plates, 11 flow barrels, 12 penetrating rods, 13 extrusion air bags, 14 threaded rings, 15 threaded grooves, 16 sealing films, 17 relay pipes, 18 fixing rings and 19 relay blocks.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 to 4, an anti-overflow neutral pen, which comprises a pen body 1, a pen point 7 is connected to the bottom end of the pen body 1 through a fixing device, a protection fixing device is arranged on the outer side wall of the pen body 1, an extrusion air bag 13 is fixedly connected to the top end of the pen body 1, a flow barrel 11 is fixedly connected to the bottom end of the extrusion air bag 13, the flow barrel 11 penetrates through the upper side wall of the pen body 1, the top end of the flow barrel 11 is communicated with the inside of the extrusion air bag 13, a pen core 4 is arranged inside the pen body 1, the bottom end of the flow barrel 11 is located inside the pen core 4, two anti-overflow barrels 3 are fixedly connected to the inner side wall of the pen core 4, each anti-overflow barrel 3 is in a cylindrical shape with a large top and a small bottom, a relay tube 17 is fixedly connected to the bottom end of the pen core 4, an anti-overflow ink outlet device is arranged at the bottom end of the relay tube 17, and a second limit ring 9 is fixedly connected to the bottom end of the inner side wall of the pen body 1.

Referring to fig. 1 and 3, the fixing device includes a threaded ring 14, the threaded ring 14 is fixedly connected to an upper side wall of the pen head 7, a threaded groove 15 is formed in a bottom side wall of the pen body 1, the threaded groove 15 is in threaded connection with the threaded ring 14, when it is found that the relay block 19 needs to be replaced in use, the pen head 7 and the pen body 1 need to be quickly opened and separated, therefore, the threaded structure is used as a simple fixed opening and closing device, only the pen head 7 needs to be screwed to rotate the threaded ring 14, at this time, the threaded ring 14 moves outwards along the threaded groove 15, when the pen head 7 is screwed for multiple times, the threaded ring 14 disengages the threaded groove 15, the pen head is opened, when the pen head 7 needs to be fixed, the pen head 7 is screwed to rotate the threaded ring 14, the principle is the same as that the pen head is screwed off, and too much description is not made herein.

Referring to fig. 1, the protection fixing device includes a cap 5, a fixing ring 18 is fixedly connected to an outer sidewall of the pen body 1, an annular groove is formed on an inner sidewall of the cap 5, the annular groove is matched with the fixing ring 18, the cap 5 is movably connected with the fixing ring 18, a fixing plate 10 is fixedly connected to an outer sidewall of the cap 5, a cross-sectional shape of the fixing plate 10 is in an L-shape, since the ink outlet head 6 needs to have a precise structure and needs to be protected, the cap 5 can play a protection role, the cap 5 can be quickly closed and removed for writing convenience, since the cap 5 is made of plastic, the cap has a slightly deformable characteristic, the fixing ring 18 can allow the cap 5 to slightly deform and pass through, since the annular groove is formed on an inner sidewall of the cap 5, the annular groove is matched with the fixing ring 18, and when the cap 5 moves to this position, the pen is difficult to fall off under the action of no external force, and can be pulled out only by one external force when needing to be taken down, and the L-shaped fixing plate 10 can enable the whole pen to be hung in a thinner place to be simply fixed.

Referring to fig. 1, the ink backflow prevention device includes a relay block 19, a relay groove is formed on an upper side wall of the relay block 19, the relay groove is in threaded connection with a bottom end of a relay pipe 17, an ink outlet head 6 is fixedly connected to a bottom side wall of the relay block 19, an upper end of the ink outlet head 6 penetrates through the bottom side wall of the relay block 19 and is located in the relay groove, a first limit ring 8 is fixedly connected to an outer side wall of the relay block 19, the first limit ring 8 is located inside a pen head 7, the relay block 19 can facilitate replacement of the ink outlet head 6 and avoid ink leakage caused by damage of the ink outlet head 6, when the ink backflow prevention device is used, ink flows into the relay pipe 17 from a pen core 4 and then flows into the relay groove from the inside of the relay pipe 17, at the time, writing can be performed, when replacement is needed, the relay block 19 is rotated to enable the relay block 19 to be taken down from the bottom end of the relay pipe 17 because of threaded connection, the leakproofness is higher, the ink leakage condition can not appear when using, take off relay block 19 after, change new relay block 19 at once, fix the bottom at relay pipe 17 through threaded connection, continue to write again, when writing because first spacing ring 8 is located the below of second spacing ring 9, relay block 19 can the upward movement when receiving the ground power that makes progress, can blockked by second spacing ring 9 this moment, can stably write this moment, refill 4 can not the rebound, when not writing because first spacing ring 8 is located the inside of nib 7, just in time blocked, can't move down, consequently, accomplish the fixed to refill 4, convenient writing.

Referring to fig. 1 and 4, a penetrating rod 12 is fixedly connected to the inner top sidewall of an extruding air bag 13, the bottom end of the penetrating rod 12 is located in a flowing cylinder 11, two layers of sealing films 16 are fixedly connected to the inner sidewall of the flowing cylinder 11, ink sealing organic matter is arranged between the sealing films 16, the organic matter solution can seal the ink and avoid leakage of the ink, when the ink breaks through the organic matter solution, or the organic matter solution does not move down along with the ink any more, a standby organic matter solution is required to be added to avoid ink leakage, the extruding air bag 13 is pressed downwards with a large force, the penetrating rod 12 is driven to move downwards by downward movement of the top sidewall of the extruding air bag 13, the two layers of sealing films 16 can be broken during downward movement of the penetrating rod 12, the organic matter solution in the sealing films 16 flows into a refill 4 along the flowing cylinder 11, and the organic matter solution is added to avoid ink leakage.

Referring to fig. 1, the side wall of the pen body 1 is provided with the observation window 2, the pen core 4 is located inside the pen body 1, so that the condition of the ink inside the pen body is inconvenient to observe, and the side wall of the pen body 1 is provided with the observation window 2, so that the condition of the ink inside the pen body can be observed anytime and anywhere, and ink leakage is avoided.

Referring to fig. 1, the extrusion airbag 13 is made of hard rubber, the gel pen is used as a common tool, and is inevitably collided in the use and placement process, the extrusion airbag 13 may be extruded, the sealing film 16 is punctured, and the protection measures are disabled, the hard rubber has the characteristic of difficult deformation, and is difficult to deform without a large external force, so that the penetration rod 12 is not moved downwards unless a large force is used to press the extrusion airbag 13 intentionally, and the protection measures can be prevented from being disabled.

Referring to fig. 1, the outer side wall of the pen body 1 is provided with anti-slip grooves, so that the smooth pen body 1 is poor in holding feeling during writing and easy to slip during placement, and the side wall of the pen body 1 is provided with anti-slip grooves to enhance holding feeling and prevent slipping.

The working principle of the utility model is as follows: when the gel pen is used, ink flows into the relay pipe 17 from the pen core 4 and then flows into the relay groove from the interior of the relay pipe 17, at the moment, the ink flows into the ink head 6 from the relay groove, writing can be carried out, when the ink breaks through the organic matter solution or the organic matter solution does not move downwards along with the ink, standby organic matter solution is required to be added to avoid ink leakage, at the moment, the extrusion air bag 13 is pressed downwards by large force, at the moment, the top side wall of the extrusion air bag 13 moves downwards to drive the penetrating rod 12 to move downwards, then the penetrating rod 12 moves downwards to penetrate through the two layers of sealing membranes 16, the organic matter solution in the sealing membranes 16 flows into the pen core 4 along the flow cylinder 11, the organic matter solution is added to avoid ink leakage, when the relay block 19 is found to be required to be replaced during use, only the pen head 7 needs to be screwed to rotate the threaded ring 14, at the moment, the threaded ring 14 moves outwards along the threaded groove 15, when the pen head 7 is screwed for a plurality of times, the thread groove 15 is removed by the thread ring 14, the pen head is opened, the relay block 19 is rotated to remove the relay block 19 from the bottom end of the relay pipe 17, the sealing performance is high due to the adoption of threaded connection, ink leakage can not occur during use, after the relay block 19 is removed, the relay block 19 is immediately replaced with a new relay block 19, the new relay block 19 is fixed at the bottom end of the relay pipe 17 through threaded connection and then writing is continued, when the writing is performed, the relay block 19 moves upwards when the writing is applied with upward ground force because the first limiting ring 8 is positioned below the second limiting ring 9, the second limiting ring 9 blocks the writing, the writing can be stably performed, the pen core 4 cannot move upwards, when the writing is not performed, the first limiting ring 8 is positioned inside the pen head 7 and is just blocked and cannot move downwards, so that the pen core 4 is fixed, and the structure required by the ink outlet head 6 is more precise, need protect, cap 5 can play the guard action, need cap 5 can close fast and take off for writing in order to make things convenient for, because cap 5 is made by plastics, have the characteristics of slight deformation, consequently solid fixed ring 18 can let cap 5 pass with slight deformation, because be equipped with the annular groove on cap 5's the inside wall, this annular groove and solid fixed ring 18 phase-match, consequently can carry out a when cap 5 moves this position and fix, difficult coming off under the effect of not having the external force, only need an outside ground force to extract when needing to take off, the fixed plate 10 that is L shape can let whole pen hang in thinner place, carry out a simple and easy fixed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (8)

1. The utility model provides an anti-overflow leaks gel ink pen, includes body (1), its characterized in that, there is nib (7) bottom of body (1) through fixing device threaded connection, body (1) lateral wall is equipped with protection fixing device, the top fixedly connected with extrusion gasbag (13) of body (1), the bottom fixedly connected with of extrusion gasbag (13) flows a section of thick bamboo (11), it communicates with each other with extrusion gasbag (13) inside to flow a section of thick bamboo (11) run through the last lateral wall and the top of body (1), the inside of body (1) is equipped with refill (4), the bottom of flowing a section of thick bamboo (11) is located the inside of refill (4), fixedly connected with two prevent down flow on the inside lateral wall of refill (4) prevents down flow a section of thick bamboo (3), every prevent down flow a section of thick bamboo (3) and be the cylinder setting of big end down, refill (4) bottom fixedly connected with relay tube (17), the pen is characterized in that the top end of the relay tube (17) penetrates through the side wall of the pen core (4), the bottom end of the relay tube (17) is provided with a backflow-preventing ink outlet device, and the bottom of the inner side wall of the pen body (1) is fixedly connected with a second limiting ring (9).

2. The spill-proof gel ink pen as claimed in claim 1, wherein the fixing device comprises a threaded ring (14), the threaded ring (14) is fixedly connected to the upper side wall of the pen head (7), a threaded groove (15) is formed in the side wall of the bottom end of the pen body (1), and the threaded groove (15) is in threaded connection with the threaded ring (14).

3. The spill-proof gel ink pen as claimed in claim 1, wherein the protection fixing device comprises a pen cap (5), the outer side wall of the pen body (1) is fixedly connected with a fixing ring (18), an annular groove is formed in the inner side wall of the pen cap (5), the annular groove is matched with the fixing ring (18), the pen cap (5) is movably connected with the fixing ring (18), the outer side wall of the pen cap (5) is fixedly connected with a fixing plate (10), and the transverse shape of the fixing plate (10) is in an L shape.

4. The neutral pen capable of preventing ink overflow and leakage according to claim 1, wherein the ink backflow preventing device comprises a relay block (19), a relay groove is formed in the upper side wall of the relay block (19) and is in threaded connection with the bottom end of a relay pipe (17), an ink outlet head (6) is fixedly connected to the bottom side wall of the relay block (19), the upper end of the ink outlet head (6) penetrates through the bottom side wall of the relay block (19) and is located in the relay groove, a first limiting ring (8) is fixedly connected to the outer side wall of the relay block (19), and the first limiting ring (8) is located inside the pen head (7).

5. The spill-proof gel ink pen of claim 1, wherein the inner top side wall of the extrusion air bag (13) is fixedly connected with a penetration rod (12), the bottom end of the penetration rod (12) is positioned in the flow barrel (11), the inner side wall of the flow barrel (11) is fixedly connected with two layers of sealing films (16), and ink sealing organic matters are arranged between the sealing films (16).

6. The spill-proof gel ink pen as claimed in claim 1, wherein the side wall of the pen body (1) is provided with an observation window (2).

7. The spill-proof gel ink pen as claimed in claim 1, wherein the squeeze air bag (13) is entirely made of hard rubber.

8. The gel ink pen as claimed in claim 1, wherein the outer side wall of the pen body (1) is provided with anti-slip sculpture.

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