CN211693643U - Push type supplies ink valve structure and has mark pen of this structure - Google Patents
Push type supplies ink valve structure and has mark pen of this structure Download PDFInfo
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- CN211693643U CN211693643U CN201922069128.4U CN201922069128U CN211693643U CN 211693643 U CN211693643 U CN 211693643U CN 201922069128 U CN201922069128 U CN 201922069128U CN 211693643 U CN211693643 U CN 211693643U
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Abstract
The utility model discloses a pressing type ink supply valve structure and a mark pen with the same, wherein the pressing type ink supply valve structure comprises a valve seat, a valve cover, a valve core and a spring, one end of the valve seat is an opening, and the other end is provided with an ink hole; the valve core can be sleeved on the valve seat in a sliding manner along the axis of the valve seat, one end of the valve core is provided with a sealing frustum, and the other end of the valve core is provided with an ink guide rod; the valve cover is arranged at the opening end of the valve seat, one end of the valve cover is provided with a sealing taper hole, and the sealing taper hole is positioned in the valve seat and matched with the sealing frustum; the matching surface of the sealing taper hole and the sealing frustum is of a conical structure, and the spring is arranged between the valve core and the valve seat; the spring is used for keeping the valve core and the valve cover sealed when the valve core and the valve cover are not under the action of external force, and ink is prevented from flowing out. The utility model discloses a valve structure can keep the smooth supply of ink when using, can avoid the ink to flow out when not using moreover, prevents the solidification of inside ink, has very strong practicality.
Description
Technical Field
The utility model relates to a mark pen technical field especially relates to a push type supplies ink valve structure and has mark pen of this 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 is gradually solidified towards the inside of the ink bag along with the time, and the mark pen is seriously damaged. Particularly in the case of marker pens using various types of high hiding, fast curing inks, curing can lead to more serious use problems.
Therefore, it is desirable to develop a push-type ink-supplying valve structure and a marker pen having the same, so that the marker pen can maintain smooth ink supply when in use, and prevent ink from flowing out when not in use, thereby preventing the ink from solidifying inside.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a push type ink supply valve structure and a marker pen with the same, which can keep the smooth supply of ink when in use and avoid the ink flowing out when not in use, thereby preventing the solidification of the ink inside.
In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:
the utility model provides a push type supplies ink valve structure, includes valve seat (10), valve gap (20), case (30) and spring (40), its characterized in that:
one end of the valve seat (10) is provided with an opening, and the other end of the valve seat is provided with an ink hole (13);
the valve core (30) can be sleeved on the valve seat (10) in a sliding manner along the axis of the valve seat (10), one end of the valve core (30) is provided with a sealing frustum (31), and the other end of the valve core is provided with an ink guide rod (32); the sealing frustum (31) is positioned inside the valve seat (10), and the ink guide rod (32) penetrates through the ink hole (13) and is positioned outside the valve seat (10);
the valve cover (20) is arranged at the opening end of the valve seat (10), one end of the valve cover (20) is provided with a sealing taper hole (21), and the sealing taper hole (21) is positioned inside the valve seat (10) and matched with the sealing frustum (31);
the spring (40) is arranged between the valve core (30) and the valve seat (10).
Preferably, a nib fixing hole (33) is formed in the inner side of the sealing frustum (31), and a nib through hole (23) is formed in the middle of the valve cover (20).
Preferably, the matching surface of the sealing taper hole (21) and the sealing frustum (31) is in a conical structure.
Preferably, a valve cover flange (24) is arranged on the outer surface, far away from the sealing taper hole (21), of the valve cover (20), and an outer valve cover limiting rib (22) is arranged on the outer surface, close to the sealing taper hole (21); the inner side of the valve seat (10) close to the opening end is provided with a valve seat inner limiting rib (12); the cross sections of the valve cover outer limiting rib (22) and the valve seat inner limiting rib (12) are of convex arc surface structures.
Preferably, the outer side of the valve seat (10) is provided with a valve seat outer limiting rib (11).
Preferably, the spring (40) is a conical coil spring.
Preferably, the materials of the valve seat (10), the valve cover (20) and the valve core (30) are thermoplastic plastics.
Preferably, the material of the spring (40) is stainless steel material.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the marker pen can keep smooth supply of ink when in use, and can avoid ink from flowing out when not in use, thereby preventing the ink from being solidified inside.
Drawings
FIG. 1 is a schematic view of a push-type ink-supplying valve of the present invention;
FIG. 2 is a schematic view of the valve core structure of the present invention;
fig. 3 is a schematic view of the valve cover structure of the present invention;
FIG. 4 is a schematic view of the valve seat structure of the present invention;
FIG. 5 is a schematic view of the marker structure of the present invention;
wherein: a valve seat 10; a valve seat outer limiting rib 11; a valve seat inner limiting rib 12; an ink hole 13; a valve cover 20; sealing the taper hole 21; the outer limit rib 22 of the valve cover; a nib through hole 23; a bonnet flange 24; a valve core 30; a sealing frustum 31; an ink guide bar 32; a nib fixing hole 33; a spring 40; a pen holder 50; a pen nib 60; a nib 70.
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, a press type ink supply valve structure includes a valve seat 10, a valve cover 20, a valve core 30 and a spring 40;
one end of the valve seat 10 is open, and the other end is provided with an ink hole 13;
the valve core 30 can be sleeved on the valve seat 10 in a sliding manner along the axis of the valve seat 10, one end of the valve core 30 is provided with a sealing frustum 31, and the other end of the valve core is provided with an ink guide rod 32; the sealing cone 31 is positioned inside the valve seat 10, and the ink guide rod 32 penetrates through the ink hole 13 and is positioned outside the valve seat 10; the ink guide rod 32 is used for breaking the balance of the ink in the pen barrel 50, so that the ink can smoothly flow from the ink hole 13 to the interior of the valve seat 10;
the valve cover 20 is arranged at the opening end of the valve seat 10, one end of the valve cover 20 is provided with a sealing taper hole 21, and the sealing taper hole 21 is positioned inside the valve seat 10 and matched with the sealing frustum 31;
the spring 40 is arranged between the valve core 30 and the valve seat 10, and the sealing taper hole 21 and the sealing taper table 31 are tightly attached by the spring 40.
Further, as shown in fig. 1, 2 and 3, a nib fixing hole 33 is formed inside the sealing frustum 31, and a nib through hole 23 penetrating through the valve cover 20 is formed in the middle thereof; when in use, the ink guiding section of the pen point 70 passes through the pen point through hole 23 and then is fixed in the pen point fixing hole 33.
Further, as shown in fig. 1, the matching surfaces of the sealing taper hole 21 and the sealing frustum 31 are in a conical structure; the conical structure can reduce the acting force compared with a cylindrical sealing structure when the valve core 30 moves relative to the valve cover 20, and can prevent dislocation compared with a planar sealing structure, thereby playing good sealing and guiding roles and preventing ink leakage inside the valve seat and dislocation of the valve core 30 relative to the valve cover 20.
Further, as shown in fig. 1, 3 and 4, a valve cover flange 24 is arranged on the outer surface of the valve cover 20 away from the sealing taper hole 21, and an outer valve cover limiting rib 22 is arranged on the outer surface close to the sealing taper hole 21; the inner side of the valve seat 10 close to the opening end is provided with a valve seat inner limiting rib 12; the cross sections of the valve cover outer limiting rib 22 and the valve seat inner limiting rib 12 are in a convex arc surface structure; when the valve cover 20 is inserted into the valve seat 10, the valve cover 20 and the valve seat 10 elastically deform, after the highest point of the outer valve cover limiting rib 22 crosses the inner valve seat limiting rib 12, the outer valve cover limiting rib 22 is tangent to the arc surface of the inner valve seat limiting rib 12, the generated shearing force is decomposed into radial pressure and axial tension, the contact surface of the outer valve cover limiting rib 22 and the inner valve seat limiting rib 12 is sealed by the radial pressure, and the valve cover flange 24 is attached to the end surface of the valve seat 10 by the axial pressure.
Further, as shown in fig. 1 and 5, a valve seat outer limiting rib 11 is arranged on the outer side of the valve seat 10; the valve seat outer limiting rib 11 has a function similar to that of the valve cover outer limiting rib 22, and is used for fixing the valve seat 10 on the pen nib 60.
Further, the spring 40 is a conical coil spring.
Further, the materials of the valve seat 10, the valve cover 20 and the valve core 30 are thermoplastic plastics.
Further, the material of the spring 40 is stainless steel.
As shown in fig. 5, an example of a marker pen including a push-type ink supply valve structure:
(a) fixing the valve seat 10 of the pressing type ink supply valve structure inside the pen nozzle 60;
(b) screwing the pen nozzle 60 on the pen holder 50;
(c) the ink guiding section of the pen point 70 is fixed in the pen point fixing hole 33 of the valve core 30 after passing through the pen nozzle 60 and the valve cover 20.
When writing, the pen point 70 contacts with the writing medium, the pen point 70 is pressed, the valve core 30 moves towards the inner part of the pen holder 50, the sealing conical table 31 is far away from the sealing conical hole 21 at the moment, and ink in the pen holder 50 flows to the pen point from the sealing conical hole 21 after passing through the inner cavity of the valve seat 10, so that the writing step is completed. After the nib 70 is separated from the writing medium, the sealing cone 31 is tightly attached to the sealing cone hole 21 under the action of the spring 40 to block the ink flowing to the nib 70 and prevent the ink from drying up.
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 (9)
1. The utility model provides a push type supplies ink valve structure, includes valve seat (10), valve gap (20), case (30) and spring (40), its characterized in that:
one end of the valve seat (10) is provided with an opening, and the other end of the valve seat is provided with an ink hole (13);
the valve core (30) can be sleeved on the valve seat (10) in a sliding manner along the axis of the valve seat (10), one end of the valve core (30) is provided with a sealing frustum (31), and the other end of the valve core is provided with an ink guide rod (32); the sealing frustum (31) is positioned inside the valve seat (10), and the ink guide rod (32) penetrates through the ink hole (13) and is positioned outside the valve seat (10);
the valve cover (20) is arranged at the opening end of the valve seat (10), one end of the valve cover (20) is provided with a sealing taper hole (21), and the sealing taper hole (21) is positioned inside the valve seat (10) and matched with the sealing frustum (31);
the spring (40) is arranged between the valve core (30) and the valve seat (10).
2. The push-type ink supply valve structure of claim 1, wherein: the inner side of the sealing frustum (31) is provided with a pen point fixing hole (33), and the middle of the valve cover (20) is provided with a through pen point through hole (23).
3. The push-type ink supply valve structure of claim 1, wherein: the matching surface of the sealing taper hole (21) and the sealing frustum (31) is in a conical structure.
4. The push-type ink supply valve structure of claim 1, wherein: a valve cover flange (24) is arranged on the outer surface, far away from the sealing taper hole (21), of the valve cover (20), and an outer valve cover limiting rib (22) is arranged on the outer surface, close to the sealing taper hole (21); the inner side of the valve seat (10) close to the opening end is provided with a valve seat inner limiting rib (12); the cross sections of the valve cover outer limiting rib (22) and the valve seat inner limiting rib (12) are of convex arc surface structures.
5. The push-type ink supply valve structure of claim 1, wherein: and the outer side of the valve seat (10) is provided with a valve seat outer limiting rib (11).
6. The push-type ink supply valve structure of claim 1, wherein: the spring (40) is a conical coil spring.
7. The push-type ink supply valve structure of claim 1, wherein: the valve seat (10), the valve cover (20) and the valve core (30) are made of thermoplastic plastics.
8. The push-type ink supply valve structure of claim 1, wherein: the material of the spring (40) is stainless steel material.
9. A marker pen, its characterized in that: the push type ink supply valve structure as claimed in any one of claims 1 to 8 is included.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069128.4U CN211693643U (en) | 2019-11-26 | 2019-11-26 | Push type supplies ink valve structure and has mark pen of this structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069128.4U CN211693643U (en) | 2019-11-26 | 2019-11-26 | Push type supplies ink valve structure and has mark pen of this structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211693643U true CN211693643U (en) | 2020-10-16 |
Family
ID=72788395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922069128.4U Active CN211693643U (en) | 2019-11-26 | 2019-11-26 | Push type supplies ink valve structure and has mark pen of this structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211693643U (en) |
-
2019
- 2019-11-26 CN CN201922069128.4U patent/CN211693643U/en active Active
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