CN211684319U - Mark pen with nib seal structure - Google Patents
Mark pen with nib seal structure Download PDFInfo
- Publication number
- CN211684319U CN211684319U CN201922061914.XU CN201922061914U CN211684319U CN 211684319 U CN211684319 U CN 211684319U CN 201922061914 U CN201922061914 U CN 201922061914U CN 211684319 U CN211684319 U CN 211684319U
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- China
- Prior art keywords
- pen
- sealing
- valve
- nib
- core
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- 238000007789 sealing Methods 0.000 claims abstract description 80
- 239000003550 marker Substances 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 5
- 239000000976 ink Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Pens And Brushes (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model discloses a mark pen with a nib sealing structure, which comprises a pen holder and a refill arranged in the pen holder, wherein the upper end of the refill is provided with a pressing core, and the lower end is provided with a nib; a sealing assembly is arranged on the outer side of the pen point and sleeved on the pen core; the sealing assembly comprises a valve sleeve, and a spring, a valve seat and a sealing valve are arranged on the inner side of the valve sleeve from top to bottom; the sealing valve comprises a sealing valve main body and a sealing cover arranged at the lower end of the sealing valve main body; when the sealing cover is tightly attached to the sealing valve main body and the pen core is inserted, a closed sealing cavity capable of accommodating the pen tip is formed inside the sealing valve. The utility model discloses a mark pen with nib seal structure adopts press core formula extending structure and nib seal assembly, makes the nib be in sealed save state when not using, prevents the nib dry and knot, prolongs the life of mark pen.
Description
Technical Field
The utility model relates to a mark pen technical field especially relates to a mark pen with nib seal structure.
Background
When writing, ink is transferred to writing paper along the pen point, but when writing is stopped, the ink on the pen point can be gradually dried over time, and the writing pen can be seriously damaged. In particular, in the case of a marker pen using various types of high-covering, fast-curing inks, the dry-out is more serious. In the prior art, a pen cap is generally arranged to seal a pen point which is not used, but in actual use, the pen cap is often neglected and lost, so that the pen point of the marker pen is dry and hard, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a mark pen with nib seal structure adopts press core formula extending structure and nib seal assembly, makes the nib be in sealed save state when not using, prevents nib dry knot, prolongs the life of mark pen.
In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:
the utility model provides a mark pen with nib seal structure, includes pen-holder (10) and refill (20) of setting in pen-holder (10) inside, its characterized in that:
the upper end of the pen core (20) is provided with a pressing core (70), and the lower end is provided with a pen point (21);
the pen is characterized in that a sealing component (90) is arranged on the outer side of the pen point (21), and the sealing component (90) is sleeved on the pen core (20).
Preferably, the sealing assembly (90) comprises a valve sleeve (30), and a spring (40), a valve seat (50) and a sealing valve (60) are arranged on the inner side of the valve sleeve (30) from top to bottom; the sealing valve (60) comprises a sealing valve body (64) and a sealing cover (61) arranged at the lower end of the sealing valve body (64), and the sealing cover (61) is movably connected with the sealing valve body (64); when the pen core (20) is inserted while the sealing cover (61) is in close contact with the sealing valve body (64), a closed sealing cavity (63) capable of accommodating the pen tip (21) is formed inside the sealing valve (60).
Preferably, a clamping groove (51) is arranged on the outer side of the valve seat (50), a clamping tenon (62) is arranged on the outer side of the sealing valve body (64), and the clamping groove (51) is engaged with the clamping tenon (62) to enable the valve seat (50) and the sealing valve (60) to simultaneously and non-rotatably slide up and down in the guide groove (31) of the valve sleeve (30).
Preferably, the bottom of the valve sleeve (30) is provided with a second pen point through hole (32), and the joint of the second pen point through hole (32) and the inner wall of the valve sleeve (30) is provided with an arc or a conical transition surface.
Preferably, the lower end of the pen holder (10) is provided with a first pen point through hole (11), and the inner side of the pen holder is provided with a valve seat limiting boss (12).
Preferably, the upper end of the pen holder (10) is provided with a pen clip (80).
Preferably, the upper end of the pen core (20) is provided with a detachable plug.
Compared with the prior art, the beneficial effects of the utility model reside in that:
adopt press core formula extending structure and can hold the seal chamber of nib, make the nib be in the inside of seal chamber when not using, prevent that the nib from drying out.
Drawings
FIG. 1 is a schematic overall sectional view of the present invention;
fig. 2 is a schematic structural view of the sealing assembly of the present invention;
fig. 3 is a schematic view of the assembly of the sealing valve and the valve seat of the present invention;
wherein: a barrel 10; a first nib via 11; a valve seat limiting boss 12; a pen core 20; a pen tip 21; a valve housing 30; the guide groove 31; a second nib through hole 32; a spring 40; a valve seat 50; a card slot 51; a sealing valve 60; a seal cover 61; a latch 62; a sealed cavity 63; the sealing valve body 64; a knock-up core 70; a pen clip 80; a seal assembly 90.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
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 an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "up," "down," 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 invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1, 2 and 3, a marker pen with a pen point sealing structure comprises a pen holder 10 and a pen core 20 arranged inside the pen holder 10;
the upper end of the pen core 20 is provided with a pressing core 70, and the lower end is provided with a pen point 21;
the outer side of the pen point 21 is provided with a sealing component 90, and the sealing component 90 is sleeved on the pen core 20.
Further, as shown in fig. 1, 2 and 3, the sealing assembly 90 includes a valve housing 30, and the spring 40, the valve seat 50 and the sealing valve 60 are disposed inside the valve housing 30 from top to bottom;
the sealing valve 60 comprises a sealing valve body 64 and a sealing cover 61 arranged at the lower end of the sealing valve body 64, and the sealing cover 61 is movably connected with the sealing valve body 64; after the pen core 20 is inserted while the sealing cover 61 is tightly attached to the sealing valve main body 64, a sealed cavity 63 is formed inside the sealing valve 60, and the pen point 21 is accommodated in the sealed cavity 63; the ink in the pen point is prevented from drying out by storing the pen point 21 in a closed state.
Further, as shown in fig. 2 and 3, a snap groove 51 is provided on the outer side of the valve seat 50, and a snap tongue 62 is provided on the outer side of the sealing valve main body 64, wherein the snap groove 51 is engaged with the snap tongue 62 to make the valve seat 50 and the sealing valve 60 slide up and down in the guide groove 31 of the valve sleeve 30.
Further, as shown in fig. 1 and 3, a second pen point through hole 32 is formed in the bottom of the valve housing 30, and an arc or conical transition surface is formed at the joint of the second pen point through hole 32 and the inner wall of the valve housing 30; the radiused or tapered transition surface causes the seal cover 61 of the sealing valve 60 to abut the seal valve body 64 when the sealing valve 60 moves down to the bottom of the valve housing 30.
Further, as shown in fig. 1, a first nib through hole 11 is formed in the lower end of the pen holder 10, a valve seat limiting boss 12 is formed on the inner side of the pen holder, and the valve seat limiting boss 12 is used for fixing the lower limit position of the valve seat 50.
Further, as shown in fig. 1, a pen clip 80 is disposed at the upper end of the pen holder 10, and the pen clip 80 is used for conveniently fixing the marker pen on a notebook or in a pocket of clothes, so that the marker pen is convenient to carry.
Furthermore, the upper end of the refill 20 is provided with a detachable plug, and after the ink in the refill 20 is used up, the plug can be taken down to add the ink into the refill 20, so that the refill can be used repeatedly, and resources are saved.
The utility model discloses a use for example down:
A) the pressing core 70 is pressed down, the spring 40 is compressed, the pen core 20 and the valve sleeve 30 descend (the valve seat 50 and the sealing valve 60 are kept tightly attached and fixed with the valve seat limiting boss 12 all the time under the pressure action of the spring 40), the distance between the sealing cover 61 and the second pen point through hole 32 is increased after the valve sleeve 30 descends, the pen point 21 pushes the sealing cover 61 to rotate, the pen point 21 penetrates through the second pen point through hole 32 and the first pen point through hole 11 in sequence and then extends out of the pen holder 10, and a user writes and draws.
B) After writing, the knock core 70 is pressed again, the spring 40 is released, the pen core 20 and the valve sleeve 30 ascend (the valve seat 50 and the sealing valve 60 are kept to be tightly attached and fixed with the valve seat limiting boss 12 all the time under the pressure action of the spring 40), the pen point 21 is contracted by the first pen point through hole 11 and the second pen point through hole 32 in sequence to be in the pen holder 10, meanwhile, the sealing cover 61 is gradually extruded by the circular arc or conical transition surface of the connection part of the second pen point through hole 32 and the inner wall of the valve sleeve 30 in the ascending process of the valve sleeve 30 until the sealing cover 61 is tightly attached to the sealing valve main body 64, and therefore the pen point 21 is stored in the sealing cavity 63, and the.
C) And when writing again, pressing the press core 70, and repeating the step A).
D) And when the ink in the pen core 20 is used up, taking out the pen core 20, pulling out the plug of the pen core 20, adding the ink into the pen core 20, covering the plug, and reloading the pen core 20 for reuse.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the present invention.
Claims (7)
1. The utility model provides a mark pen with nib seal structure, includes pen-holder (10) and refill (20) of setting in pen-holder (10) inside, its characterized in that:
the upper end of the pen core (20) is provided with a pressing core (70), and the lower end is provided with a pen point (21);
the pen is characterized in that a sealing component (90) is arranged on the outer side of the pen point (21), and the sealing component (90) is sleeved on the pen core (20).
2. The marker pen with the nib sealing structure of claim 1, wherein: the sealing assembly (90) comprises a valve sleeve (30), and a spring (40), a valve seat (50) and a sealing valve (60) are arranged on the inner side of the valve sleeve (30) from top to bottom; the sealing valve (60) comprises a sealing valve body (64) and a sealing cover (61) arranged at the lower end of the sealing valve body (64), and the sealing cover (61) is movably connected with the sealing valve body (64); when the pen core (20) is inserted while the sealing cover (61) is in close contact with the sealing valve body (64), a closed sealing cavity (63) capable of accommodating the pen tip (21) is formed inside the sealing valve (60).
3. The marker pen with the nib sealing structure of claim 2, wherein: a clamping groove (51) is formed in the outer side of the valve seat (50), a clamping tenon (62) is formed in the outer side of the sealing valve body (64), and the clamping groove (51) is meshed with the clamping tenon (62) to enable the valve seat (50) and the sealing valve (60) to simultaneously and non-rotatably slide up and down in the guide groove (31) of the valve sleeve (30).
4. The marker pen with the nib sealing structure of claim 1, wherein: the bottom of the valve sleeve (30) is provided with a second pen point through hole (32), and the joint of the second pen point through hole (32) and the inner wall of the valve sleeve (30) is provided with an arc or a conical transition surface.
5. The marker pen with the nib sealing structure of claim 1, wherein: the lower end of the pen holder (10) is provided with a first pen nib through hole (11), and the inner side of the pen holder is provided with a valve seat limiting boss (12).
6. The marker pen with the nib sealing structure of claim 1, wherein: the upper end of the penholder (10) is provided with a pen clip (80).
7. The marker pen with the nib sealing structure of claim 1, wherein: the upper end of the pen core (20) is provided with a detachable plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922061914.XU CN211684319U (en) | 2019-11-26 | 2019-11-26 | Mark pen with nib seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922061914.XU CN211684319U (en) | 2019-11-26 | 2019-11-26 | Mark pen with nib seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211684319U true CN211684319U (en) | 2020-10-16 |
Family
ID=72788220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922061914.XU Active CN211684319U (en) | 2019-11-26 | 2019-11-26 | Mark pen with nib seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211684319U (en) |
-
2019
- 2019-11-26 CN CN201922061914.XU patent/CN211684319U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A marker pen with a pen tip sealing structure Granted publication date: 20201016 Pledgee: Bank of China Limited Zhaoqing branch Pledgor: Zhaoqing STA Stationery Co.,Ltd. Registration number: Y2024980030186 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |