CN103332039A - Multifunctional pencil - Google Patents

Multifunctional pencil Download PDF

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Publication number
CN103332039A
CN103332039A CN2013102293661A CN201310229366A CN103332039A CN 103332039 A CN103332039 A CN 103332039A CN 2013102293661 A CN2013102293661 A CN 2013102293661A CN 201310229366 A CN201310229366 A CN 201310229366A CN 103332039 A CN103332039 A CN 103332039A
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CN
China
Prior art keywords
pencil
lead
pipe
retractable pencil
blooming
Prior art date
Application number
CN2013102293661A
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Chinese (zh)
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CN103332039B (en
Inventor
陈武
邢艳玲
赵海燕
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苏州市职业大学
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Priority to CN201310229366.1A priority Critical patent/CN103332039B/en
Publication of CN103332039A publication Critical patent/CN103332039A/en
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Publication of CN103332039B publication Critical patent/CN103332039B/en
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Abstract

The invention discloses a multifunctional pencil. The multifunctional pencil comprises a pencil head, a pencil body, three groups of pencil lead components and a pencil cap, wherein the three groups of pencil lead components are uniformly distributed and mounted in the pencil body; each group of pencil lead components comprise a lead protection tube, a spring, a connecting rod and an adjusting button; a pencil lead clamping device is arranged at the top end of each lead protecting tube; each pencil lead clamping device comprises a clamping piece, a small spring and a flowering pencil lead tube, and the pencil lead cavity of the flowering pencil lead tube has the circular or rectangular cross section, and allows three different models of pencil leads to be mounted therein. The multifunctional pencil has a simple structure and complete functions, saves time and labor and reduces environmental pollution because the automatic pencil leads do not need sharpening, and can be conveniently and quickly used for drawing and is easy to preserve because the pencil leads are freely retractable. The multifunctional pencil can be used together with various pencil leads suitable for project drawing to achieve the one-pencil multi-core effect, and greatly saves the pencil replacement time in the drawing process, and thereby improving the working efficiency.

Description

Multi-functional pencil
Technical field
The present invention relates to a kind of multi-functional pencil, particularly the multi-functional pencil used of a kind of engineering drawing.
Background technology
When engineers and technicians draw, the general pencil that all needs to use multiple model, pencils such as 2H, HB, 2B for example, existing various drawing pencils are the wooden pencil of round core, must cut with cutter during drawing, waste time and energy, contaminated environment is when particularly drawing complicated mechanical figure, then more need often to sharpen a pencil, the speed of influence drawing is lost time, and continuity and the drawing effect of influence design.
Summary of the invention
Technical problem at above-mentioned existence the objective of the invention is: proposed the multi-functional pencil that a kind of engineering drawing is used.
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, by being threaded on the described handwriting; Inboard, described written top is provided with baffle ring; Described cap is installed on the handwriting tail end, and described cap inboard is provided with backstay, and described backstay is provided with locating slot; Described handwriting inside is provided with spring stop piece; Described pen core assembly has 3 groups, and evenly distributing is installed in the described handwriting; Described every group of pen core assembly comprises retaining core pipe, spring, connecting rod and adjusting button, and described connecting rod is provided with the location buckle; Described connecting rod passes spring stop piece and is connected with described retaining core pipe; Described spring housing is on connecting rod, between described location buckle and spring stop piece; Described adjusting button passes cap and is connected with connecting rod; When wherein the adjusting button on one group of pen core assembly is pressed in elected, drive whole lead for retractable pencil assembly and down move, the end of described retaining core pipe is fixed on the nib, and described location buckle is stuck in the 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 the lead for retractable pencil clamping device.
Preferably, described clamping device comprises holder, little spring, the lead for retractable pencil pipe of blooming, the described retaining core pipe of blooming is fixed on the end of retaining core pipe, described little spring is enclosed within on the lead for retractable pencil pipe of blooming, described holder is enclosed within on the lead for retractable pencil pipe of blooming, and the end of described holder is concordant with the end of the described lead for retractable pencil pipe of blooming.
Preferably, described holder is provided with step, and when certain pen core assembly was in running order in being elected to, the step on the corresponding holder was stuck on the baffle ring of inboard, written top.
The cross section in lead for retractable pencil chamber was the circle of diameter 2mm or the rectangle of 1.2mm*0.6mm when preferably, the described lead for retractable pencil pipe of blooming was held.
Because the utilization of technique scheme, the present invention compared with prior art has following advantage:
Multi-functional pencil of the present invention, simple in structure, multiple functional, pen core must not cut with cutter automatically, and is time saving and energy saving, reduced environmental pollution, and the pen core retractable is easy to use during drawing, quick, is easy to keeping.Multi-functional pencil adapted of the present invention is fit to the multiple lead for retractable pencil of engineering drawing, reaches the effect of a multicore, saves the time of changing pencil greatly in the drawing course, increases work efficiency.
Description of drawings
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;
Accompanying drawing 2 is the partial enlarged drawing of analysing and observe on described multi-functional pencil of the present invention top;
Cross section enlarged drawing when accompanying drawing 3,4 is held for the described lead for retractable pencil pipe of blooming of the present invention;
Accompanying drawing 5 is the vertical 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, location buckle; 9, regulate button; 10, cap; 11, backstay; 12, locating slot; 13, holder; 14, little spring; 15, the lead for retractable pencil pipe of blooming; 16, baffle ring; 17, lead for retractable pencil chamber.
The specific embodiment
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Be depicted as a kind of multi-functional pencil of the present invention as accompanying drawing 1,2, comprise nib 2, handwriting 3, pen core assembly and cap 10; Described written 2 is conical, by being threaded on the described handwriting 3; Inboard, described written 2 top is provided with baffle ring 16; Described cap 10 is installed on handwriting 3 tail ends, and described cap 10 inboards are provided with backstay 11, and described backstay 11 is provided with locating slot 12; Described handwriting 3 inside are provided with spring stop piece 5; Described pen core assembly has 3 groups, and evenly distributing is installed in the described handwriting 3; Described every group of pen core assembly comprises retaining core pipe 4, spring 6, connecting rod 7 and regulates button 9, and described connecting rod 7 is provided with location buckle 8; Described connecting rod 7 passes spring stop piece 5 and is connected with described retaining core pipe 4; Described spring 6 is enclosed within on the connecting rod, between described location buckle 8 and spring stop piece 5; Described adjusting button 9 passes cap 10 and is connected with connecting rod 7; The top of described retaining core pipe 4 is provided with the lead for retractable pencil clamping device, described clamping device comprises holder 13, little spring 14, the lead for retractable pencil pipe 15 of blooming, the described retaining core pipe 15 of blooming is in retaining core pipe 4 ends, described little spring cover 14 is enclosed within on the lead for retractable pencil pipe 15 of blooming, described holder 13 is enclosed within on the lead for retractable pencil pipe 15 of blooming, and the end of described holder 13 is concordant with the end of the described lead for retractable pencil pipe 15 of blooming; Described holder 13 is provided with step, and when certain pen core assembly was worked in being elected to, the step on the corresponding holder 13 was stuck on the baffle ring 16 of inboard, written 1 top.
Shown in accompanying drawing 3,4, the cross section in lead for retractable pencil chamber 17 was the circle of diameter 2mm or the rectangle of 1.2mm*0.6mm when the described lead for retractable pencil pipe 15 of blooming was held.In order to adapt to the Graphing of Engineering needs, the cross section in wherein 2 lead for retractable pencil chambeies of the described multi-functional pencil of 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 two kinds of cylindric lead for retractable pencil and flat body shape lead for retractable pencils accordingly, use in order to be fit to the described multi-functional pencil of present embodiment, lead for retractable pencil requires to be customized to: the 2H lead for retractable pencil is the cylindric lead for retractable pencil of 2mm*80mm, the 2B lead for retractable pencil is the cylindric lead for retractable pencil of 2mm*80mm, and the HB lead for retractable pencil is the flat body shape of 1.2mm*0.6mm*80mm lead for retractable pencil.As shown in Figure 5, the tail end of multi-functional pencil of the present invention is provided with 3 adjusting buttons, can be arranged to redly, blue, green, represents the lead for retractable pencil of 2H, HB, three kinds of models of 2B respectively, changes the lead for retractable pencil assembly of different model by the button of transposing different colours.
During use, when pressing one of them adjusting button 9, when for example needing the lead for retractable pencil drawing of HB model, pressing blue buttons drives whole lead for retractable pencil assembly and down moves, step on the holder 13 of described retaining core pipe end is stuck on the baffle ring 16 of inboard, written 1 top, and then little spring 14 by compression, the feasible lead for retractable pencil pipe 15 of blooming stretches out holder 13 and released, the lead for retractable pencil 1 of corresponding HB model packed into bloom in the lead for retractable pencil pipe 15, and adjust lead for retractable pencil 1 and expose written length, slowly unclamp and regulate button 9, location buckle 8 on the connecting rod 7 is stuck in the locating slot 12 on the cap 10, this moment, multi-functional pencil of the present invention was in running order; When needing to change lead for retractable pencil when drawing, press the adjusting button 9 in the work at present state again, make spring 6 continue pressurized, cause spring 6 to surpass maximum compressive strength, after unclamping adjusting button 9, the pen core assembly resets under the restoring force effect of spring 6, and pressing required adjusting button again is the lead for retractable pencil assembly that interchangeable goes out other models.
Because the utilization of technique scheme, the present invention compared with prior art has following advantage:
Multi-functional pencil of the present invention, simple in structure, multiple functional, pen core must not cut with cutter automatically, and is time saving and energy saving, reduced environmental pollution, and the pen core retractable is easy to use during drawing, quick, is easy to keeping.Multi-functional pencil adapted of the present invention is fit to three kinds of lead for retractable pencils of engineering drawing, reaches the effect of three cores, saves the time of changing pencil greatly in the drawing course, increases work efficiency.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage that is familiar with this technology can understand content of the present invention and is implemented; can not limit protection scope of the present invention with this; all equivalences that spirit essence is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.

Claims (4)

1. a multi-functional pencil comprises nib, handwriting, pen core assembly and cap; Described nib is conical, by being threaded on the described handwriting; Inboard, described written top is provided with baffle ring; Described cap is installed on the handwriting tail end, and described cap inboard is provided with backstay, and described backstay is provided with locating slot; Described handwriting inside is provided with spring stop piece; Described pen core assembly has 3 groups, and evenly distributing is installed in the described handwriting; Described every group of pen core assembly comprises retaining core pipe, spring, connecting rod and adjusting button, and described connecting rod is provided with the location buckle; Described connecting rod passes spring stop piece and is connected with described retaining core pipe; Described spring housing is on connecting rod, between described location buckle and spring stop piece; Described adjusting button passes cap and is connected with connecting rod; When wherein the adjusting button on one group of pen core assembly is pressed in elected, drive whole lead for retractable pencil assembly and down move, the end of described retaining core pipe is fixed on the nib, and described location buckle is stuck in the 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 the lead for retractable pencil clamping device.
2. multi-functional pencil according to claim 1, it is characterized in that: described clamping device comprises holder, little spring, the lead for retractable pencil pipe of blooming, the described retaining core pipe of blooming is fixed on the end of retaining core pipe, described little spring is enclosed within on the lead for retractable pencil pipe of blooming, described holder is enclosed within on the lead for retractable pencil pipe of blooming, and the end of described holder is concordant with the end of the described lead for retractable pencil pipe of blooming.
3. multi-functional pencil according to claim 2, it is characterized in that: described holder is provided with step, and when certain the pen core assembly in elected was in running order, the step on the corresponding holder was stuck on the baffle ring of inboard, written top.
4. multi-functional pencil according to claim 2, it is characterized in that: the cross section in lead for retractable pencil chamber was the circle of diameter 2mm or the rectangle of 1.2mm*0.6mm when the described lead for retractable pencil pipe of blooming was held.
CN201310229366.1A 2013-06-09 2013-06-09 Multi-functional pencil Active CN103332039B (en)

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

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CN103332039A true CN103332039A (en) 2013-10-02
CN103332039B CN103332039B (en) 2016-03-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103552402A (en) * 2013-10-16 2014-02-05 王怡洁 Multifunctional combined pen
CN103660707A (en) * 2013-12-19 2014-03-26 上海理工大学 Propelling pencil
CN107825893A (en) * 2017-07-28 2018-03-23 吴博文 A kind of method for changing different model pencil-lead

Citations (6)

* Cited by examiner, † Cited by third party
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

Patent Citations (6)

* Cited by examiner, † Cited by third party
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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103552402A (en) * 2013-10-16 2014-02-05 王怡洁 Multifunctional combined pen
CN103552402B (en) * 2013-10-16 2014-12-17 王怡洁 Multifunctional combined pen
CN103660707A (en) * 2013-12-19 2014-03-26 上海理工大学 Propelling pencil
CN103660707B (en) * 2013-12-19 2016-02-03 上海理工大学 Propelling pencil
CN107825893A (en) * 2017-07-28 2018-03-23 吴博文 A kind of method for changing different model pencil-lead
CN107825893B (en) * 2017-07-28 2019-07-30 吴博文 A method of replacement different model pencil-lead

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