CN112497956B - Gel ink pen refill convenient to replace pen point - Google Patents
Gel ink pen refill convenient to replace pen point Download PDFInfo
- Publication number
- CN112497956B CN112497956B CN202011346384.4A CN202011346384A CN112497956B CN 112497956 B CN112497956 B CN 112497956B CN 202011346384 A CN202011346384 A CN 202011346384A CN 112497956 B CN112497956 B CN 112497956B
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- tube
- groove
- fixedly connected
- ring
- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K1/00—Nibs; Writing-points
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
- B43K5/02—Ink reservoirs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pens And Brushes (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The invention discloses a gel ink pen refill convenient for replacing a pen point, which comprises a pen core tube, wherein one end of the pen core tube is fixedly connected with a fixed tube, the surface of the fixed tube is movably connected with a connecting tube, the inner wall of the connecting tube is fixedly connected with a positioning rod, the surface of the fixed tube corresponding to the positioning rod is respectively provided with a through groove, a guide groove and a positioning groove, and the inner part of the guide groove is respectively communicated with the through groove and the inner part of the positioning groove. When the connecting pipe and the pencil core pipe need to be disassembled, the pencil core pipe drives the fixed pipe to continue to be inserted into the inner wall of the connecting pipe, the rubber ring and the sealing ring are extruded, the positioning rod can move out of the inner wall of the positioning groove, then the pencil core pipe is rotated along the direction of the guide groove, the rubber ring can enter the through groove along the direction of the guide groove, and finally the fixed pipe is pulled out of the connecting pipe to complete disassembling.
Description
Technical Field
The invention relates to the field of office supplies, in particular to a gel ink pen refill convenient for replacing a pen point.
Background
The pen core is widely applied to daily life, study and office as a writing tool, and generally comprises a pen core tube and a pen core head, wherein the pen core tube is connected with the pen core head through threads, liquid for writing is filled in the pen core tube, a steel ball is arranged at the head part of the pen core, and the liquid in the pen core tube slowly flows out through the steel ball at the front end of the pen core head during writing so as to achieve the purpose of writing.
However, in the prior art, when the refill tube does not have ink, the prior device is inconvenient to detach the refill head from the refill tube, which makes the refill head inconvenient to recycle.
Disclosure of Invention
The invention aims to provide a gel pen refill convenient for replacing a pen point so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: including the refill tube, the fixed pipe of one end fixedly connected with of refill tube, the surperficial swing joint of fixed pipe has the connecting pipe, the inner wall fixedly connected with locating lever of connecting pipe, logical groove, guide way and constant head tank have been seted up respectively to the surface of the corresponding locating lever position of fixed pipe, the inside of guide way is linked together with the inside that leads to groove and constant head tank respectively, the inner wall of fixed pipe is circular structure, and the surface of fixed pipe is oval structure, the inner wall of connecting pipe is oval structure, and the surface of connecting pipe is circular structure.
Preferably, the middle part of the connecting pipe is fixedly connected with a refill head, one end of the refill head corresponding to the position of the connecting pipe is fixedly connected with a fixing ring, and the fixing ring is fixedly connected with the inner wall of the connecting pipe.
Preferably, a through hole is formed in the middle of the fixing ring corresponding to the position of the refill head, and the through hole penetrates through and is communicated to two ends of the fixing ring.
Preferably, the through hole is kept away from the one end of refill head position and is the flaring structure, the one end fixedly connected with rubber circle of refill head position is kept away from to the retainer plate.
Preferably, the inner diameter of the rubber ring is equal to the maximum inner diameter of the through hole, and one end of the rubber ring, which is far away from the position of the fixing ring, is tightly attached to the surface of the fixing pipe.
Preferably, the sizes of the through groove, the guide groove and the positioning groove are respectively matched with the size of the positioning rod, and the through groove penetrates through and extends to one end, far away from the refill tube, of the fixing tube.
Preferably, the surface of the refill tube corresponding to the fixing tube is fixedly connected with a cover ring, and the cover ring is fixedly connected to one end of the fixing tube corresponding to the refill tube.
Preferably, the one end fixedly connected with sealing washer of the corresponding fixed pipe position of apron, and sealing washer fixed connection is on the surface of fixed pipe, sealing washer swing joint is at the inner wall of connecting pipe, and the cross section of sealing washer is the triangle-shaped structure, the connecting pipe is kept away from the week side fixedly connected with resistance ring of locating lever position.
Compared with the prior art, the invention has the beneficial effects that:
1. when the connecting pipe and the pencil core pipe need to be disassembled, the pencil core pipe drives the fixed pipe to continue to be inserted into the inner wall of the connecting pipe, the rubber ring and the sealing ring are extruded, the positioning rod can move out of the inner wall of the positioning groove, then the pencil core pipe is rotated along the direction of the guide groove, the rubber ring can enter the through groove along the direction of the guide groove, and finally the fixed pipe is pulled out of the connecting pipe to complete the disassembling work;
2. when the connecting pipe and the refill tube are required to be assembled, the position of the through groove corresponds to the position of the positioning rod, the fixing tube is inserted into the inner wall of the connecting pipe, the positioning rod enters the through groove, the refill tube is rotated along the direction of the guide groove at the moment, the refill tube drives the fixing tube to rotate, the positioning rod slides on the inner wall of the guide groove until the positioning rod is positioned inside the positioning groove, the positioning rod can be clamped in the positioning groove under the action of the rubber ring and the sealing ring, the inner wall of the fixing tube is of a circular structure, the outer surface of the fixing tube is of an elliptical structure, the inner wall of the connecting pipe is of an elliptical structure, the outer surface of the connecting pipe is of a circular structure, the fixing tube and the connecting pipe can be slightly deformed when the fixing tube rotates on the inner wall of the connecting pipe, and when the positioning rod is clamped on the inner wall of the, the surface of the fixed pipe is more tightly attached to the inner wall of the connecting pipe, so that the connecting pipe and the positioning rod are not convenient to fall off;
3. according to the pen core tube, the rubber ring and the sealing ring are arranged, so that when the fixing tube is inserted into the connecting tube and the positioning rod moves to the inside of the positioning groove, the fixing tube extrudes the rubber ring at the moment, and the connecting tube extrudes the sealing ring until the positioning rod is positioned in the positioning groove, the fixing tube can be separated from the inner wall of the connecting tube a little under the action of the rubber elasticity of the sealing ring and the rubber ring at the moment, so that the positioning rod can be clamped on the inner wall of the positioning groove and cannot rotate, namely, the connecting tube and the pen core tube are assembled firmly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a gel-ink pen core convenient for replacing a pen point;
FIG. 2 is a partial front sectional view of the overall structure of the gel ink cartridge facilitating the replacement of the pen point according to the present invention;
FIG. 3 is a schematic view showing a structure of a gel ink cartridge fixing tube for facilitating replacement of a pen point according to the present invention;
FIG. 4 is a side sectional view of the overall structure of the gel ink cartridge with the replaceable tip.
In the figure: 100. a refill tube; 101. a fixed tube; 102. a connecting pipe; 103. positioning a rod; 104. a through groove; 105. a guide groove; 106. positioning a groove; 107. a stationary ring; 108. a through hole; 109. a refill head; 110. a cover ring; 111. a seal ring; 112. a resistance ring; 113. a rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: including refill tube 100, refill tube 100's one end fixed mounting has fixed pipe 101, the surface swing joint of fixed pipe 101 has connecting pipe 102, the inner wall fixed mounting of connecting pipe 102 has locating lever 103, logical groove 104 has been seted up respectively on the surface of the corresponding locating lever 103 position of fixed pipe 101, guide way 105 and constant head tank 106, the inside of guide way 105 is linked together with the inside of leading to groove 104 and constant head tank 106 respectively, the inner wall of fixed pipe 101 is circular structure, and the surface of fixed pipe 101 is oval structure, the inner wall of connecting pipe 102 is oval structure, and the surface of connecting pipe 102 is circular structure.
The middle part of the connecting pipe 102 is fixedly provided with a refill head 109, one end of the refill head 109 corresponding to the position of the connecting pipe 102 is fixedly provided with a fixing ring 107, and the fixing ring 107 is fixedly arranged on the inner wall of the connecting pipe 102.
The middle part of the fixing ring 107 corresponding to the position of the refill head 109 is provided with a through hole 108, and the through hole 108 penetrates through and is communicated with two ends of the fixing ring 107.
One end of the through hole 108 far away from the position of the refill head 109 is of a flared structure, and one end of the fixing ring 107 far away from the position of the refill head 109 is fixedly provided with a rubber ring 113.
The inner diameter of the rubber ring 113 is equal to the maximum inner diameter of the through hole 108, and one end of the rubber ring 113 away from the fixing ring 107 is tightly attached to the surface of the fixing tube 101.
The size of the through groove 104, the size of the guide groove 105 and the size of the positioning groove 106 are matched with the size of the positioning rod 103 respectively, and the through groove 104 penetrates through and extends to one end, away from the position of the refill tube 100, of the fixing tube 101.
The surface of the refill tube 100 corresponding to the position of the fixing tube 101 is fixedly provided with the cover ring 110, and the cover ring 110 is fixedly arranged at one end of the fixing tube 101 corresponding to the position of the refill tube 100, when the connecting tube 102 and the refill tube 100 are required to be disassembled, the refill tube 100 drives the fixing tube 101 to continue to be inserted into the inner wall of the connecting tube 102, and the rubber ring 113 and the sealing ring 111 are extruded, so that the positioning rod 103 can be moved out from the inner wall of the positioning groove 106, then the refill tube 100 is rotated along the direction of the guide groove 105, so that the rubber ring 113 can enter the through groove 104 along the direction of the guide groove 105, and finally the fixing tube 101 is pulled out from the connecting tube 102 to complete the disassembling work.
A sealing ring 111 is fixedly arranged at one end of the cover ring 110 corresponding to the position of the fixing tube 101, the sealing ring 111 is fixedly arranged on the surface of the fixing tube 101, the sealing ring 111 is movably connected to the inner wall of the connecting tube 102, the cross section of the sealing ring 111 is of a triangular structure, a resistance ring 112 is fixedly arranged on the peripheral side surface of the connecting tube 102 far away from the position of the positioning rod 103, by arranging the rubber ring 113 and the sealing ring 111, when the fixing tube 101 is inserted into the connecting tube 102 and the positioning rod 103 is about to move into the positioning groove 106, the rubber ring 113 is extruded by the fixing tube 101 at the moment, the sealing ring 111 is extruded by the connecting tube 102 until the positioning rod 103 is positioned in the positioning groove 106, at the moment, under the action of the rubber elasticity of the sealing ring 111 and the rubber ring 113, the fixing tube 101 can be separated from the inner wall of the, the coupling tube 102 is firmly assembled with the cartridge holder 100.
The working principle is as follows: when the pen holder is used, when the connecting pipe 102 and the pen core tube 100 need to be assembled, the position of the through groove 104 corresponds to the position of the positioning rod 103, the fixing tube 101 is inserted into the inner wall of the connecting pipe 102, the positioning rod 103 enters the through groove 104, the pen core tube 100 is rotated along the direction of the guide groove 105, the pen core tube 100 drives the fixing tube 101 to rotate, the positioning rod 103 slides on the inner wall of the guide groove 105 until the positioning rod 103 is positioned inside the positioning groove 106, the positioning rod 103 can be clamped in the positioning groove 106 under the action of the rubber ring 113 and the sealing ring 111, the inner wall of the fixing tube 101 is of a circular structure, the outer surface of the fixing tube 101 is of an oval structure, the inner wall of the connecting pipe 102 is of an oval structure, and the outer surface of the connecting pipe 102 is of a circular structure, so that when the fixing tube 101 rotates on the inner, can make fixed pipe 101 and connecting pipe 102 can take place slight deformation to make when locating lever 103 card is at the inner wall of constant head tank 106, the surface of fixed pipe 101 is inseparabler with the laminating of the inner wall of connecting pipe 102, thereby makes connecting pipe 102 and locating lever 103 be not convenient for drop.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a gel ink pen core convenient to change nib, includes refill tube (100), its characterized in that: one end of the pen core tube (100) is fixedly connected with a fixed tube (101), the surface of the fixed tube (101) is movably connected with a connecting tube (102), the inner wall of the connecting tube (102) is fixedly connected with a positioning rod (103), the surface of the fixed tube (101) corresponding to the positioning rod (103) is respectively provided with a through groove (104), a guide groove (105) and a positioning groove (106), the inside of the guide groove (105) is respectively communicated with the inside of the through groove (104) and the positioning groove (106), the inner wall of the fixed tube (101) is of a circular structure, the outer surface of the fixed tube (101) is of an oval structure, the inner wall of the connecting tube (102) is of an oval structure, and the outer surface of the connecting tube (102) is of a circular structure; the middle part of the connecting pipe (102) is fixedly connected with a refill head (109), one end of the refill head (109) corresponding to the position of the connecting pipe (102) is fixedly connected with a fixing ring (107), and the fixing ring (107) is fixedly connected to the inner wall of the connecting pipe (102); a through hole (108) is formed in the middle of the fixing ring (107) corresponding to the position of the refill head (109), and the through hole (108) penetrates through and is communicated with two ends of the fixing ring (107); one end of the through hole (108) far away from the position of the refill head (109) is of a flared structure, and one end of the fixing ring (107) far away from the position of the refill head (109) is fixedly connected with a rubber ring (113); the inner diameter of the rubber ring (113) is equal to the maximum inner diameter of the through hole (108), and one end, far away from the fixing ring (107), of the rubber ring (113) is tightly attached to the surface of the fixing pipe (101); the size of the through groove (104), the size of the guide groove (105) and the size of the positioning groove (106) are matched with the size of the positioning rod (103), and the through groove (104) penetrates through and extends to one end, far away from the position of the refill tube (100), of the fixing tube (101).
2. A gel ink cartridge convenient for changing a pen point according to claim 1, characterized in that: the surface of the pen core tube (100) corresponding to the position of the fixing tube (101) is fixedly connected with a cover ring (110), and the cover ring (110) is fixedly connected to one end of the fixing tube (101) corresponding to the position of the pen core tube (100).
3. A gel ink cartridge convenient for changing a pen point according to claim 2, characterized in that: the one end fixedly connected with sealing washer (111) of the corresponding fixed pipe (101) position of apron (110), and sealing washer (111) fixed connection is on the surface of fixed pipe (101), sealing washer (111) swing joint is at the inner wall of connecting pipe (102), and the cross section of sealing washer (111) is the triangle-shaped structure, locating lever (103) position was kept away from in connecting pipe (102) week side fixedly connected with resistance ring (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346384.4A CN112497956B (en) | 2020-11-26 | 2020-11-26 | Gel ink pen refill convenient to replace pen point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346384.4A CN112497956B (en) | 2020-11-26 | 2020-11-26 | Gel ink pen refill convenient to replace pen point |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112497956A CN112497956A (en) | 2021-03-16 |
| CN112497956B true CN112497956B (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011346384.4A Active CN112497956B (en) | 2020-11-26 | 2020-11-26 | Gel ink pen refill convenient to replace pen point |
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| Country | Link |
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| CN (1) | CN112497956B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829779A (en) * | 2021-11-11 | 2021-12-24 | 南京鸿庆文具有限公司 | Quick detach formula is from locking nib and preventing leaking refill |
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| CN2432049Y (en) * | 2000-05-30 | 2001-05-30 | 英雄金笔厂 | Easy-to-dismounting fountain pen writing nib |
| CN201736576U (en) * | 2010-07-30 | 2011-02-09 | 王陈 | Pen core convenient for replacement of pen head |
| CN102673241A (en) * | 2012-05-16 | 2012-09-19 | 鲍政伟 | Gel ink pen refill capable of adding ink |
| CN206012089U (en) * | 2016-06-16 | 2017-03-15 | 四川建筑职业技术学院 | A kind of removably energy-saving signature pen |
| US9889700B2 (en) * | 2015-02-19 | 2018-02-13 | Jessica Chan | Modular fountain pens useable with inks of varying viscosities |
| CN208576310U (en) * | 2018-02-05 | 2019-03-05 | 湖南第一师范学院 | A kind of paintbrush of portable interchangeable nib |
| CN210526103U (en) * | 2019-04-26 | 2020-05-15 | 肇庆斯塔文化用品有限公司 | Needle tube pen with pen point and cotton core convenient to replace |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0655890A (en) * | 1992-08-10 | 1994-03-01 | Oobekusu Kk | Core body of writing implement, etc., and preparation of the same |
| JP4550396B2 (en) * | 2003-10-29 | 2010-09-22 | パイロットインキ株式会社 | Replaceable nib writing instrument set and replacement nib for use |
| CN208664692U (en) * | 2018-05-25 | 2019-03-29 | 王冲 | A kind of detachable carbon pen |
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2020
- 2020-11-26 CN CN202011346384.4A patent/CN112497956B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2432049Y (en) * | 2000-05-30 | 2001-05-30 | 英雄金笔厂 | Easy-to-dismounting fountain pen writing nib |
| CN201736576U (en) * | 2010-07-30 | 2011-02-09 | 王陈 | Pen core convenient for replacement of pen head |
| CN102673241A (en) * | 2012-05-16 | 2012-09-19 | 鲍政伟 | Gel ink pen refill capable of adding ink |
| US9889700B2 (en) * | 2015-02-19 | 2018-02-13 | Jessica Chan | Modular fountain pens useable with inks of varying viscosities |
| CN206012089U (en) * | 2016-06-16 | 2017-03-15 | 四川建筑职业技术学院 | A kind of removably energy-saving signature pen |
| CN208576310U (en) * | 2018-02-05 | 2019-03-05 | 湖南第一师范学院 | A kind of paintbrush of portable interchangeable nib |
| CN210526103U (en) * | 2019-04-26 | 2020-05-15 | 肇庆斯塔文化用品有限公司 | Needle tube pen with pen point and cotton core convenient to replace |
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| Publication number | Publication date |
|---|---|
| CN112497956A (en) | 2021-03-16 |
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