CN103332039B - Multi-functional pencil - Google Patents
Multi-functional pencil Download PDFInfo
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- CN103332039B CN103332039B CN201310229366.1A CN201310229366A CN103332039B CN 103332039 B CN103332039 B CN 103332039B CN 201310229366 A CN201310229366 A CN 201310229366A CN 103332039 B CN103332039 B CN 103332039B
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- lead
- retractable pencil
- pencil
- pipe
- retractable
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Abstract
The invention discloses a kind of multi-functional pencil, comprise nib, handwriting, pen core assembly and cap; Described pen core assembly has 3 groups, is uniformly distributed and is arranged in described handwriting; Described pen core assembly of often organizing comprises retaining core pipe, spring, connecting rod and adjustment button; The top of described each retaining core pipe is provided with lead for retractable pencil clamping device; Lead for retractable pencil clamping device comprises holder, little spring, lead for retractable pencil pipe of blooming, and the cross section in the lead for retractable pencil chamber of lead for retractable pencil pipe of blooming is circular or rectangle, can install the lead for retractable pencil of three kinds of different models; Multi-functional pencil of the present invention, structure is simple, and multiple functional, automatic lead for retractable pencil must not cut with cutter, time saving and energy saving, decreases environmental pollution, and lead for retractable pencil retractable is easy to use during drawing, quick, is easy to keeping.Multi-functional pencil adapted of the present invention is applicable to the multiple lead for retractable pencil of engineering drawing, reaches the effect of a multicore, greatly saves the time changing pencil, increase work efficiency in drawing course.
Description
Technical field
The present invention relates to a kind of multi-functional pencil, particularly a kind of multi-functional pencil of engineering drawing.
Background technology
When engineers and technicians draw, generally all need the pencil using Multiple Type, the pencils such as such as 2H, HB, 2B, existing various drawing pencil is round core wood pencil, must cut with cutter during drawing, waste time and energy, contaminated environment, when particularly drawing complicated machine drawing, then more need often to sharpen a pencil, the speed of impact drawing, loses time, and affects continuity and the drawing effect of design.
Summary of the invention
For the technical problem of above-mentioned existence, the object of the invention is: the multi-functional pencil proposing a kind of engineering drawing.
Technical solution of the present invention is achieved in that a kind of multi-functional pencil, comprises nib, handwriting, pen core assembly and cap; Described nib is conical, is threaded connection in described handwriting; Described written top inner side is provided with baffle ring; Described cap is installed on handwriting tail end, is provided with backstay inside described cap, and described backstay is provided with locating slot; Described handwriting inside is provided with spring stop piece; Described pen core assembly has 3 groups, is uniformly distributed and is arranged in described handwriting; Described pen core assembly of often organizing comprises retaining core pipe, spring, connecting rod and adjustment button, and described connecting rod is provided with locating fastener; Described connecting rod is connected with described retaining core pipe through spring stop piece; Described spring housing on connecting rod, between described locating fastener and spring stop piece; Described adjustment button is connected with connecting rod through cap; When adjustment button in elected wherein on one group of pen core assembly is pressed, drive whole lead for retractable pencil assembly down to move, the end winding support of described retaining core pipe is in nib, and described locating fastener is stuck in locating slot, makes current pen core assembly in running order; It is characterized in that: the top of described each retaining core pipe is provided with lead for retractable pencil clamping device; Described clamping device comprises holder, little spring, lead for retractable pencil pipe of blooming, described retaining core pipe of blooming is fixed on the end of retaining core pipe, described little spring is enclosed within blooms on lead for retractable pencil pipe, and described holder is enclosed within blooms on lead for retractable pencil pipe, and the end of described holder is concordant with the end of described lead for retractable pencil pipe of blooming; When described lead for retractable pencil pipe of blooming is clamped, the cross section in lead for retractable pencil chamber is the circle of diameter 2mm or the rectangle of 1.2mm*0.6mm.
Preferably, described holder is provided with step, and when in elected, certain pen core assembly is in running order, the step on corresponding holder is stuck on the baffle ring of written top inner side.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Multi-functional pencil of the present invention, structure is simple, and multiple functional, automatic pen core must not cut with cutter, time saving and energy saving, decreases environmental pollution, and pen core retractable is easy to use during drawing, quick, is easy to keeping.Multi-functional pencil adapted of the present invention is applicable to the multiple lead for retractable pencil of engineering drawing, reaches the effect of a multicore, greatly saves the time changing pencil, increase work efficiency in drawing course.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Accompanying drawing 1 is the structural representation of multi-functional pencil of the present invention;
What accompanying drawing 2 was described multi-functional pencil top of the present invention analyses and observe partial enlarged drawing;
Accompanying drawing 3,4 is enlarged cross sectional views when lead for retractable pencil pipe of blooming described in of the present invention is clamped;
Accompanying drawing 5 is the top view of multi-functional pencil of the present invention;
Wherein: 1, lead for retractable pencil; 2, nib; 3, handwriting; 4, retaining core pipe; 5, spring stop piece; 6, spring; 7, connecting rod; 8, locating fastener; 9, button is regulated; 10, cap; 11, backstay; 12, locating slot; 13, holder; 14, little spring; 15, to bloom lead for retractable pencil pipe; 16, baffle ring; 17, lead for retractable pencil chamber.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
As accompanying drawing 1,2 is depicted as a kind of multi-functional pencil of the present invention, comprise nib 2, handwriting 3, pen core assembly and cap 10; Described written 2 is conical, is threaded connection in described handwriting 3; Described written 2 top inner side are provided with baffle ring 16; Described cap 10 is installed on handwriting 3 tail end, is provided with backstay 11 inside described cap 10, and described backstay 11 is provided with locating slot 12; Described handwriting 3 inside is provided with spring stop piece 5; Described pen core assembly has 3 groups, is uniformly distributed and is arranged in described handwriting 3; Described pen core assembly of often organizing comprises retaining core pipe 4, spring 6, connecting rod 7 and regulates button 9, and described connecting rod 7 is provided with locating fastener 8; Described connecting rod 7 is connected with described retaining core pipe 4 through spring stop piece 5; Described spring 6 is enclosed within connecting rod, between described locating fastener 8 and spring stop piece 5; Described adjustment button 9 is connected with connecting rod 7 through cap 10; The top of described retaining core pipe 4 is provided with lead for retractable pencil clamping device, described clamping device comprises holder 13, little spring 14, lead for retractable pencil pipe 15 of blooming, described retaining core pipe 15 of blooming is in retaining core pipe 4 end, described little spring cover 14 is enclosed within blooms on lead for retractable pencil pipe 15, described holder 13 is enclosed within blooms on lead for retractable pencil pipe 15, and the end of described holder 13 is concordant with the end of described lead for retractable pencil pipe 15 of blooming; Described holder 13 is provided with step, and in elected during certain pen core component operation, the step on corresponding holder 13 is stuck on the baffle ring 16 of written 1 top inner side.
As shown in accompanying drawing 3,4, described in bloom lead for retractable pencil pipe 15 by clamping time lead for retractable pencil chamber 17 cross section be the circle of diameter 2mm or the rectangle of 1.2mm*0.6mm.In order to adapt to Graphing of Engineering needs, the cross section in wherein 2 lead for retractable pencil chambeies of the multi-functional pencil described in the present embodiment is the circle of diameter 2mm, the cross section in another lead for retractable pencil chamber is the rectangle of 1.2mm*0.6mm, described lead for retractable pencil 1 is divided into cylindric lead for retractable pencil and flat body shape lead for retractable pencil two kinds accordingly, in order to the multi-functional pencil application described in applicable the present embodiment, lead for retractable pencil requires to be customized to: 2H lead for retractable pencil is the cylindric lead for retractable pencil of 2mm*80mm, 2B lead for retractable pencil is the cylindric lead for retractable pencil of 2mm*80mm, and HB lead for retractable pencil is 1.2mm*0.6mm*80mm flat body shape lead for retractable pencil.As shown in Figure 5, the tail end of multi-functional pencil of the present invention is provided with 3 adjustment buttons, can be arranged to red, blue, green, represent the lead for retractable pencil of 2H, HB, 2B tri-kinds of models respectively, is changed the lead for retractable pencil assembly of different model by the button exchanging different colours.
During use, when pressing one of them adjustment button 9, such as, when needing the lead for retractable pencil of HB model to draw, pressing blue buttons drives whole lead for retractable pencil assembly down to move, step on the holder 13 of described retaining core pipe end is stuck on the baffle ring 16 of written 1 top inner side, and then little spring 14 by compression, the lead for retractable pencil pipe 15 that makes to bloom stretches out holder 13 and released, being loaded by the lead for retractable pencil 1 of corresponding HB model blooms in lead for retractable pencil pipe 15, and adjust lead for retractable pencil 1 expose nib length, slowly unclamp and regulate button 9, in the locating slot 12 that locating fastener 8 on connecting rod 7 is stuck on cap 10, now multi-functional pencil of the present invention is in running order, when drawing needs to change lead for retractable pencil, again press the adjustment button 9 in current operating state, spring 6 is made to continue pressurized, spring 6 is caused to exceed maximum compressive strength, unclamp after regulating button 9, pen core assembly resets under the restoring force effect of spring 6, then presses the lead for retractable pencil assembly that required adjustment button and interchangeable go out other models.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Multi-functional pencil of the present invention, structure is simple, and multiple functional, automatic pen core must not cut with cutter, time saving and energy saving, decreases environmental pollution, and pen core retractable is easy to use during drawing, quick, is easy to keeping.Multi-functional pencil adapted of the present invention is applicable to three kinds of lead for retractable pencils of engineering drawing, reaches the effect of three cores, greatly saves the time changing pencil, increase work efficiency in drawing course.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (2)
1. a multi-functional pencil, comprises nib, handwriting, pen core assembly and cap; Described nib is conical, is threaded connection in described handwriting; Described written top inner side is provided with baffle ring; Described cap is installed on handwriting tail end, is provided with backstay inside described cap, and described backstay is provided with locating slot; Described handwriting inside is provided with spring stop piece; Described pen core assembly has 3 groups, is uniformly distributed and is arranged in described handwriting; Described pen core assembly of often organizing comprises retaining core pipe, spring, connecting rod and adjustment button, and described connecting rod is provided with locating fastener; Described connecting rod is connected with described retaining core pipe through spring stop piece; Described spring housing on connecting rod, between described locating fastener and spring stop piece; Described adjustment button is connected with connecting rod through cap; When adjustment button in elected wherein on one group of pen core assembly is pressed, drive whole lead for retractable pencil assembly down to move, the end winding support of described retaining core pipe is in nib, and described locating fastener is stuck in locating slot, makes current pen core assembly in running order; It is characterized in that: the top of described each retaining core pipe is provided with lead for retractable pencil clamping device; Described lead for retractable pencil clamping device comprises holder, little spring, lead for retractable pencil pipe of blooming, described retaining core pipe of blooming is fixed on the end of retaining core pipe, described little spring is enclosed within blooms on lead for retractable pencil pipe, and described holder is enclosed within blooms on lead for retractable pencil pipe, and the end of described holder is concordant with the end of described lead for retractable pencil pipe of blooming; When described lead for retractable pencil pipe of blooming is clamped, the cross section in lead for retractable pencil chamber is the circle of diameter 2mm or the rectangle of 1.2mm*0.6mm.
2. multi-functional pencil according to claim 1, is characterized in that: described holder is provided with step, and when certain the pen core assembly in elected is in running order, the step on corresponding holder is stuck on the baffle ring of written top inner side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310229366.1A CN103332039B (en) | 2013-06-09 | 2013-06-09 | Multi-functional pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310229366.1A CN103332039B (en) | 2013-06-09 | 2013-06-09 | Multi-functional pencil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103332039A CN103332039A (en) | 2013-10-02 |
| CN103332039B true CN103332039B (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310229366.1A Active CN103332039B (en) | 2013-06-09 | 2013-06-09 | Multi-functional pencil |
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| Country | Link |
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| CN (1) | CN103332039B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552402B (en) * | 2013-10-16 | 2014-12-17 | 王怡洁 | Multifunctional combined pen |
| CN103660707B (en) * | 2013-12-19 | 2016-02-03 | 上海理工大学 | Propelling pencil |
| CN107825893B (en) * | 2017-07-28 | 2019-07-30 | 吴博文 | A method of replacement different model pencil-lead |
| CN110027345A (en) * | 2019-04-30 | 2019-07-19 | 温州市佰思德笔业有限公司 | The thick core mechanical pencil of anti-core |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2093098U (en) * | 1991-05-17 | 1992-01-15 | 陈天曙 | Multi-refill pen for art and writing |
| CN2395897Y (en) * | 1999-11-11 | 2000-09-13 | 林家雄 | Pressing type propelling pencil and its clamped lead tube |
| 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 |
| CN203472332U (en) * | 2013-06-09 | 2014-03-12 | 苏州市职业大学 | Multifunctional pencil |
-
2013
- 2013-06-09 CN CN201310229366.1A patent/CN103332039B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2093098U (en) * | 1991-05-17 | 1992-01-15 | 陈天曙 | Multi-refill pen for art and writing |
| CN2395897Y (en) * | 1999-11-11 | 2000-09-13 | 林家雄 | Pressing type propelling pencil and its clamped lead tube |
| 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 |
| CN203472332U (en) * | 2013-06-09 | 2014-03-12 | 苏州市职业大学 | Multifunctional pencil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103332039A (en) | 2013-10-02 |
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