CN103660707B - Propelling pencil - Google Patents
Propelling pencil Download PDFInfo
- Publication number
- CN103660707B CN103660707B CN201310703229.7A CN201310703229A CN103660707B CN 103660707 B CN103660707 B CN 103660707B CN 201310703229 A CN201310703229 A CN 201310703229A CN 103660707 B CN103660707 B CN 103660707B
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- China
- Prior art keywords
- shaft cylinder
- pen core
- guide rail
- connector
- pen
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Abstract
The invention provides a kind of propelling pencil, inside can hold multiple pen core for changing, and it is characterized in that having: the multiple types pen core replacing portion of shaft cylinder portion and its inside, shaft cylinder portion comprises shaft cylinder and lower pen rod cylinder, and it is for being rotatably connected.Multiple types pen core replacing portion comprises transmission component and goes out core assembly, transmission component comprises at least two linkages and a cam, a linkage comprises two connectors of the inner surface being rotatably connected to lower pen rod cylinder, guide rail and return unit, and two connectors are also rotatably connected to the two ends of guide rail respectively, return unit is connected with guide rail, cam is fixed on shaft cylinder, for promoting linkage, go out core assembly and comprise at least two pen core containing pipes be connected with slide, be located at be positioned at shaft cylinder axial location go out core unit by bar and propelling pencil, pen core containing pipe lower end is connected with propelling pencil and goes out core unit.This structure can use multiple pen core, also can realize the function of automatic propelling.
Description
Technical field
The present invention relates to a kind of propelling pencil, for loading different types of pen core.
Background technology
Nowadays this kind of Scientific basis classes needing hand-drawing such as " Graphings of Engineering " all will be repaiied such as during university by science students, for re-service term is prepared, also for specialized courses is laid a solid foundation.In the engineering drawing of a standard, often need to use the pencil of the different hardness such as such as 2B, HB, 2H to characterize dissimilar lines.So during drawing, the selection of drafting instrument will become the key factor affecting drawing efficiency, therefore must get out the pencil of different hardness in advance, is used alternatingly to reach drawing requirement in drawing course, and this is a loaded down with trivial details and time-consuming process.And at present, the multiplex wood of pencil on market is made, raw material all derives from the Nature, the number that annual felling is fallen is innumerable, investigation display, and the amount of wood of a common wood pencils consumption is then 7.536 cubic centimetres, and in drawing course, more than one of the quantity of the pencil used, in today that timber resources is in short supply, uses like this and is tantamount to a kind of waste.
In order to meet the industry development trend of environmental protection instantly, and the pencil made with wood often can not automatic propelling, uses very inconvenience, so it is very necessary for inventing a kind of propelling pencil that can load variety classes pen core.This can allow a multicore become possibility, eliminates this loaded down with trivial details and useless process of change-fountain pen, has greatly saved non-drawing time, increased work efficiency.
Summary of the invention
The present invention to achieve these goals, have employed following structure:
The invention provides a kind of propelling pencil, inside can hold multiple pen core for changing, and it is characterized in that having:
Shaft cylinder portion; And multiple types pen core replacing portion, be arranged on shaft cylinder portion inner,
Wherein, shaft cylinder portion comprises shaft cylinder and lower pen rod cylinder, and upper shaft cylinder is rotatably connected with lower pen rod cylinder;
Multiple types pen core replacing portion comprises transmission component and goes out core assembly,
Transmission component comprises at least two linkages and a cam, a linkage comprises the first connector, the second connector, guide rail and return unit, two ends of the first connector and the second connector are rotatably connected to the inner surface of lower pen rod cylinder respectively, two other end of first connector and the second connector is rotatably connected to the two ends of guide rail respectively, return unit is connected with guide rail, reset for driving guide rail
Shaft cylinder is fixed in one end of cam, can rotating along with upper shaft cylinder and turn to diverse location, for promoting the first connector in linkage, guide rail being pushed to the axis direction in shaft cylinder portion,
Go out core assembly comprise at least two pen core containing pipes, be located at be positioned at shaft cylinder axial location go out core unit by bar and propelling pencil, each pen core holds pipe for holding the pen core of a type, pen core containing pipe is connected with slide, pen core containing pipe is pushed to by immediately below bar by cam along with guide rail, and pen core containing pipe lower end is connected with propelling pencil and goes out core unit.
Further, in propelling pencil of the present invention, can also have such feature: wherein, wherein, cam is provided with a micro-recesses, and cam promotes the first connector to certain position, and the first connector snaps in micro-recesses.
Further, in propelling pencil of the present invention, can also have such feature: wherein, wherein, return unit is spring members, spring members be connected lower pen rod cylinder top and connect, move upward for sliding guides.
Further, in propelling pencil of the present invention, can also have such feature: wherein, wherein, guide rail is the connected mode that slide block is combined with chute with the mode of being slidably connected of pen core containing pipe, and slide block slides in chute, and chute is T-slot.
Further, in propelling pencil of the present invention, can also have such feature: wherein, wherein, the diameter of each pen core containing pipe is greater than 2mm.
Further, in propelling pencil of the present invention, can also have such feature: wherein, wherein, lower pen rod cylinder outside is provided with the mark of respective link mechanism position.
The effect of invention and effect
According to propelling pencil of the present invention, for holding multiple pen core, because take following structure: be provided with multiple types pen core incorporating section in propelling pencil shaft cylinder inside, shaft cylinder is divided into shaft cylinder and lower pen rod cylinder, for being rotatably connected between upper shaft cylinder and lower pen rod cylinder, simultaneously multiple types pen core incorporating section have employed transmission component and goes out the structure that core assembly combines, the operating mechanism of transmission component is that use one cam be connected on shaft cylinder rotates and is pushed to few two linkages in turn and does double rocking lever motion, and due to the first connector on linkage with the second connector is rotating is connected on shaft cylinder, the rotation of cam can make the guide rail in transmission component be pushed to the axle center of shaft cylinder, use the axle center that the pen core containing pipe be connected with guide rail in core assembly is also pushed to shaft cylinder, just to pressing below bar.Because guide rail and pen core containing pipe are for being slidably connected, by pressing lever, pen core containing pipe can produce slip under by the effect of bar, the propelling pencil that pen core containing pipe lower end connects is gone out core unit and releases shaft cylinder, meanwhile, guide rail is provided with return unit, for guide rail is reset into original position.
This structure can either use multiple pen core, also can realize the function of automatic propelling, the trouble of multiple wood pencils when can remove drawing from, will be prepared, the different demands of user can be met, and meet energy-saving and emission-reduction instantly, the industry development trend of environmental protection.This type of propelling pencil is compared and traditional pencil, by the theory of environmental protection in the middle of the design of entirety, greatly saves the quantity manufacturing required wood.On this basis, the cutting capacity to trees will die-off a lot, also can protect ecological environment.
Accompanying drawing explanation
Fig. 1 is propelling pencil of the present invention structure key diagram in embodiment 1;
Fig. 2 is that propelling pencil of the present invention is in embodiment 1 at the cross section structure key diagram of A-A ' position;
Fig. 3 is the reset condition cross-sectional view of propelling pencil of the present invention transmission mechanism in embodiment 1;
Fig. 4 is the operating state cross-sectional view of propelling pencil of the present invention transmission mechanism in embodiment 1;
Fig. 5 is the structural representation of propelling pencil of the present invention cam in embodiment 1;
Fig. 6 is the structural representation of propelling pencil of the present invention guide rail in embodiment 1;
Fig. 7 is the cross-sectional view that propelling pencil of the present invention goes out core top in embodiment 1; And
Fig. 8 is the cross-sectional view in propelling pencil of the present invention knockout subordinate portion in embodiment 1.
Detailed description of the invention
Below, with reference to accompanying drawing, propelling pencil involved in the present invention is elaborated.
Embodiment 1
Fig. 1 is propelling pencil of the present invention structure key diagram in embodiment 1.
As shown in Figure 1, propelling pencil 18 of the present invention, inside can hold multiple hardness pen core for changing, and it comprises: shaft cylinder portion; And be arranged on 3 multiple types pen core replacing portions of inside, shaft cylinder portion,
Shaft cylinder portion comprises shaft cylinder 5, lower pen rod cylinder 15 and top cover 4, and upper shaft cylinder 5 is rotatably connected with lower pen rod cylinder 15;
Multiple types pen core replacing portion comprises transmission component and goes out core assembly,
Transmission component comprises a cam 7 and 3 linkages, 3 linkages are attached on the inner surface of lower pen rod cylinder 15, be on same level line, a linkage comprises guide rail 11, first connector 8, second connector 10, the guide rail 11 of each linkage is connected with guide rail return spring 9.
Go out core assembly to comprise the cap for brush 1, by bar spring 2, go out core apparatus 19, nib 16 and retaining ring 17 by bar 3,3 pen core containing pipes 6, guide rod 12, pen core containing pipe spring 13, sawtooth cover 14, propelling pencil, wherein pen core containing pipe 6 is for holding the pen core of different hardness.The quantity of the present embodiment pen core containing pipe 6 has 3, is used for holding the pencil of HB, 2B and 3B three types respectively.
Fig. 2 is that propelling pencil of the present invention is in embodiment 1 at the cross section structure key diagram of A-A ' position.
As shown in Figure 2, cam 7 is fixed on shaft cylinder 5, rotates and rotate along with upper shaft cylinder 5, move in a circle, promote 3 the first connectors 8 in turn, the guide rail 11 be connected on the first connector 8 is pushed to the axis of shaft cylinder, make pen core accommodation section 6 move to the axial location of shaft cylinder.
Fig. 3 is the reset condition cross-sectional view of propelling pencil of the present invention transmission mechanism in embodiment 1.
As shown in Figure 3, first connector 8, second connector 10 and guide rail 11 form a linkage, first connector 8, second connector 10 and lower pen rod cylinder 15 are rotating connection, and the first connector 8 and the second connector 10 are skewed with lower pen rod cylinder 15, and the guide rail 11 of each linkage is connected with guide rail return spring 9, pen core containing pipe 6 is connected with guide rail, and cam 7 is positioned at above 3 linkages.
Fig. 4 is the operating state cross-sectional view of propelling pencil of the present invention transmission mechanism in embodiment 1.
As shown in Figure 4, rotate along with upper shaft cylinder 5 when cam 7 and rotate, when cam 7 turns to certain position, cam 7 contacts with the first connector 8 on one of them linkage, the angle continued between actuating cam 7, first connector 8 and lower pen rod cylinder 15 changes, until at right angles.Now guide rail 11 is pushed to the axle center of whole shaft cylinder, and connected pen core containing pipe 6 is pushed to the shaft core position of whole shaft cylinder.Guide rail return spring 9 sliding guides is until it resets into original position.
Fig. 5 is the structural representation of propelling pencil of the present invention cam 7 in embodiment 1.
As shown in Figure 5, the plane that cam 7 contacts with the first connector 8 is provided with groove structure, and when cam 7 promotes the first connector 8 and lower pen rod cylinder 15 is 90 degree of right angles, the groove structure on cam 7 can block the first connector 8, make it be fixed on 90 degree of square position, keep the state that stable.
Fig. 6 is the structural representation of propelling pencil of the present invention guide rail 11 in embodiment 1.
As shown in Figure 6, guide rail 11 has draw-in groove in the plane of shaft cylinder axis, is slidably connected with pen core containing pipe 6.Guide rail 11 another side and the first connector 8 and the second connector 10 are for being rotationally connected.
Fig. 7 is the cross-sectional view that propelling pencil of the present invention goes out core top in embodiment 1.
As shown in Figure 7, when pen core containing pipe 6 is pushed to the axial location of shaft cylinder, it is in the below by bar 3, now press the cap for brush 1 be connected with by bar 3, down will promote by bar 3, promoted toward below by pen core containing pipe 6 by bar 3, when not needing knockout, what be provided with by bar 3 can will pop into position by bar 3 and the cap for brush 1 by bar spring 2.
Fig. 8 is the cross-sectional view in propelling pencil of the present invention knockout subordinate portion in embodiment 1.
As shown in Figure 8, propelling pencil is housed below pen core containing pipe 6 and core apparatus 19, propelling pencil is gone out core apparatus 19 and pushes nib 16 to by pen core containing pipe 6, and retaining ring 17 plays fixing effect.Propelling pencil goes out core apparatus 19 and overlaps 14 with pen core containing pipe 6 by sawtooth and be connected, pen core containing pipe 6 and propelling pencil go out around core apparatus 19 to be provided with pen core containing pipe spring 13, in not used time, propelling pencil can be gone out core apparatus 19 and reset into original position with pen core containing pipe 6.
Embodiment 2
It is below the explanation to embodiment 2.
In example 2, for identical structure in embodiment 1, give identical symbol, and omit identical explanation.Embodiment 2 has made improvement on the basis of embodiment 1, graduation mark is added with the place be rotatably connected of lower pen rod cylinder 15 at upper shaft cylinder 5, the corresponding linkage in position of every bar graduation mark, graduation mark is marked with the model of 3 kinds of pen cores, is respectively HB, 2B and 3B.
The effect of embodiment and effect
According to the propelling pencil of above invention, can be used for the pen core holding multiple hardness, it use shaft cylinder and lower pen rod cylinder for being rotatably connected, the upper shaft cylinder of propelling pencil secures a cam, 3 linkages are rotatingly be connected on lower pen rod cylinder, 3 linkage places in the same horizontal line, each linkage is connected with one and goes out core, in rotation during shaft cylinder, cam is also along with upper shaft cylinder rotates together, move in a circle, when rotating certain angle, cam contacts with the first connector on linkage, be rotated further shaft cylinder, cam can slowly promote the first connector, first connector script and shaft cylinder are in tilting, under the promotion of cam, can be rectangular with shaft cylinder, guide rail on linkage is moved towards the axis direction of shaft cylinder.Due to the contact surface of cam and the first connector having a groove, when the angle of the first connector and shaft cylinder is rectangular, the first connector can be blocked by it, makes whole linkage be in a stable state.Guide rail being connected with return spring, when needing the pen core changing other kinds, can being rotated further cam, return spring can return to initial position by sliding guides, then rotating cam, can promote a rear linkage and repeat above-mentioned motion.
When linkage reaches stable state, the pen core containing pipe be now connected with guide rail is pushed into the axis portion of shaft cylinder, is in by immediately below bar, and pen core containing pipe can be used for accommodation 3 kinds of pen cores, and these 3 kinds of pen cores can be chosen in the pen core of different hardness.Pass outside shaft cylinder by bar and be connected with the cap for brush, due to guide rail having T-slot, pen core containing pipe can do relative sliding by T-slot and guide rail, now press the cap for brush, down move by bar pushing pen refill containing pipe, because the part passed outside shaft cylinder is provided with spring by bar, when not needing to use, again initial position can will be reset into by bar by spring.
Be connected with propelling pencil by sawtooth cover below pen core containing pipe and go out core apparatus, for propelling pencil automatic propelling.
In addition, the propelling pencil that the present embodiment adopts, the number of its linkage is not limited only to 3, its number going out core is also not limited only to 3, except may be used for holding multiple hardness pen core, also may be used for holding multiple thickness, the pen core of multiple color and other types, when holding the pen core of multiple thickness, the thickness of corresponding pen core containing pipe and automatic propelling device also will change accordingly, and graduation mark is provided with on upper shaft cylinder to be rotatably connected part with lower pen rod cylinder, graduation mark is marked with the model of pen core, when cam turns to the position of graduation mark, press the cap for brush again, the pen core of that model can be promoted to pen tip position.
Certainly propelling pencil involved in the present invention is not merely defined in structure in the above-described embodiments.Above content be only the present invention conceive under basic explanation, and according to any equivalent transformation that technical scheme of the present invention is done, all should protection scope of the present invention be belonged to.
Claims (6)
1. a propelling pencil, inside can hold multiple pen core for changing, and it is characterized in that having:
Shaft cylinder portion; And
Multiple types pen core replacing portion, is arranged on described shaft cylinder portion inner,
Wherein, described shaft cylinder portion comprises shaft cylinder, be located at top cover on described upper shaft cylinder and lower pen rod cylinder, and described upper shaft cylinder is rotatably connected with described lower pen rod cylinder;
Described multiple types pen core replacing portion comprises transmission component and goes out core assembly,
Described transmission component comprises at least two linkages and a cam, a described linkage comprises the first connector, the second connector, guide rail and return unit, two ends of described first connector and described second connector are rotatably connected to the inner surface of described lower pen rod cylinder respectively, two other end of described first connector and described second connector is rotatably connected to the two ends of described guide rail respectively, described return unit is connected with described guide rail, reset for driving described guide rail
Described upper shaft cylinder is fixed in one end of described cam, can rotating along with described upper shaft cylinder and turn to diverse location, for promoting described first connector in described linkage, described guide rail being pushed to the axis direction in described shaft cylinder portion,
Described go out core assembly comprise at least two pen core containing pipes, be located on described shaft cylinder axial location by bar, be folded in described by going out core unit by bar spring and propelling pencil between bar and described top cover, each described pen core holds pipe for holding the pen core of a type, described pen core containing pipe is connected with described slide, described pen core containing pipe is pushed to described by immediately below bar along with described guide rail by described cam, described pen core containing pipe lower end is connected with described propelling pencil and goes out core unit
Described by bar spring be used for pop into position described by bar.
2. propelling pencil according to claim 1, is characterized in that:
Wherein, described cam is provided with a micro-recesses, and described cam promotes described first connector to certain position, and described first connector snaps in described micro-recesses.
3. propelling pencil according to claim 1, is characterized in that:
Wherein, described return unit is spring members, and described spring members is connected with described lower pen rod cylinder top, moves upward for pulling described guide rail.
4. pencil according to claim 1, is characterized in that:
Wherein, described guide rail is the connected mode that slide block is combined with chute with the mode of being slidably connected of described pen core containing pipe, and described slide block slides in described chute, and described chute is T-slot.
5. pencil according to claim 1, is characterized in that:
Wherein, the diameter of each described pen core containing pipe is greater than 2mm.
6. pencil according to claim 1, is characterized in that:
Wherein, described lower pen rod cylinder outside is provided with the mark of corresponding described linkage position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310703229.7A CN103660707B (en) | 2013-12-19 | 2013-12-19 | Propelling pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310703229.7A CN103660707B (en) | 2013-12-19 | 2013-12-19 | Propelling pencil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103660707A CN103660707A (en) | 2014-03-26 |
| CN103660707B true CN103660707B (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310703229.7A Expired - Fee Related CN103660707B (en) | 2013-12-19 | 2013-12-19 | Propelling pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103660707B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103879188B (en) * | 2014-04-10 | 2016-06-08 | 上海理工大学 | Multi-cored pencil |
| CN108741236A (en) * | 2018-08-27 | 2018-11-06 | 昌宁德康生物科技（深圳）有限公司 | A kind of smoking set |
| CN112704534B (en) * | 2019-10-25 | 2022-03-18 | 苏州英途康医疗科技有限公司 | Clip applier clamping bin assembly and medical operation clip applier |
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|---|---|---|---|---|
| CN2131701Y (en) * | 1992-11-12 | 1993-05-05 | 冯煤生 | Propelling pencil with multiple writing core feed mechanism |
| CN1118749A (en) * | 1994-07-22 | 1996-03-20 | 株式会社寿 | Combined pen |
| CN2629980Y (en) * | 2003-05-30 | 2004-08-04 | 金碧华 | Rotary three-core pencil |
| CN201432496Y (en) * | 2009-07-17 | 2010-03-31 | 耿飞飞 | Pencil with changeable pencil core |
| CN201895489U (en) * | 2010-11-18 | 2011-07-13 | 上海市民办尚德实验学校 | Multifunctional pen |
| CN202806048U (en) * | 2012-10-11 | 2013-03-20 | 夏德豪 | Multicore pencil |
| CN103332039A (en) * | 2013-06-09 | 2013-10-02 | 苏州市职业大学 | Multifunctional pencil |
| CN203637387U (en) * | 2013-12-19 | 2014-06-11 | 上海理工大学 | Propelling pencil |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3932706B2 (en) * | 1998-11-30 | 2007-06-20 | ぺんてる株式会社 | Multi-core writing instrument |
| JP3844417B2 (en) * | 2000-05-22 | 2006-11-15 | 株式会社壽 | Composite writing instrument |
| JP2002362088A (en) * | 2001-06-12 | 2002-12-18 | Mitsubishi Pencil Co Ltd | Mechanical pencil |
| JP2011093238A (en) * | 2009-10-30 | 2011-05-12 | Pentel Corp | Multi-core chamber type writing utensil |
-
2013
- 2013-12-19 CN CN201310703229.7A patent/CN103660707B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2131701Y (en) * | 1992-11-12 | 1993-05-05 | 冯煤生 | Propelling pencil with multiple writing core feed mechanism |
| CN1118749A (en) * | 1994-07-22 | 1996-03-20 | 株式会社寿 | Combined pen |
| CN2629980Y (en) * | 2003-05-30 | 2004-08-04 | 金碧华 | Rotary three-core pencil |
| CN201432496Y (en) * | 2009-07-17 | 2010-03-31 | 耿飞飞 | Pencil with changeable pencil core |
| CN201895489U (en) * | 2010-11-18 | 2011-07-13 | 上海市民办尚德实验学校 | Multifunctional pen |
| CN202806048U (en) * | 2012-10-11 | 2013-03-20 | 夏德豪 | Multicore pencil |
| CN103332039A (en) * | 2013-06-09 | 2013-10-02 | 苏州市职业大学 | Multifunctional pencil |
| CN203637387U (en) * | 2013-12-19 | 2014-06-11 | 上海理工大学 | Propelling pencil |
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| Publication number | Publication date |
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| CN103660707A (en) | 2014-03-26 |
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Granted publication date: 20160203 Termination date: 20181219 |