CN107933146A - The propelling pencil of auto-feed pencil lead - Google Patents
The propelling pencil of auto-feed pencil lead Download PDFInfo
- Publication number
- CN107933146A CN107933146A CN201711392690.XA CN201711392690A CN107933146A CN 107933146 A CN107933146 A CN 107933146A CN 201711392690 A CN201711392690 A CN 201711392690A CN 107933146 A CN107933146 A CN 107933146A
- Authority
- CN
- China
- Prior art keywords
- pen core
- pencil lead
- pencil
- inner cylinder
- supporting region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The invention discloses a kind of propelling pencil of auto-feed pencil lead, including inner cylinder, and it is supported on the pen core in inner cylinder, the pen core includes the workspace of lower part and the supporting region on top, the supporting region side fluting that supporting region is fallen into for feeding the pencil lead in pencil lead rest area is provided with the supporting region of the pen core, the bottom of the inner cylinder is arranged to spiral tilting baffle, the bottom position of the spiral tilting baffle extends to the bottom of supporting region side fluting, also, the spiral tilting baffle is tilted from the edge of the inner cylinder to pen core direction.This product changes the structure of common propelling pencil, the inner cylinder and pen core composite construction being changed into from a pen container of the prior art in the present invention, supporting region side by being arranged on pen core side is slotted to be connected with inner cylinder, the bottom of inner cylinder is arranged to spiral tilting baffle, prevent pencil lead from freely dropping, movement to pencil lead play the guiding role, so that the pencil lead being placed in pencil lead rest area automatically falls into pen core.
Description
Technical field
The present invention relates to a kind of propelling pencil of auto-feed pencil lead, belong to novel office table separation.
Background technology
At present, common propelling pencil can only fill one-pen lead when in use, and pencil lead is needed replacing after being finished, and influence to learn
Efficiency.In addition, in the market pencil lead quality differs, propelling pencil user is mostly students in middle and primary schools, regular contact pencil lead, pencil lead
Powder can stick to your hands, and health can be influenced by cleaning or wiping not in time.This product uses certainly for student or office worker
When dynamic pencil is largely write, change-fountain pen lead is inconvenient dangerous and designs.Go out a kind of propelling pencil that need not change label manually often.
The content of the invention
The technical problems to be solved by the invention are：Overcome the deficiencies of the prior art and provide a kind of auto-feed pencil lead
Propelling pencil, it can accommodate branched pencil lead at the same time, and pencil lead auto-feed can be made to enter working position.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of propelling pencil of auto-feed pencil lead, bag
Inner cylinder is included, and the pen core being supported in inner cylinder, the region between the pen core and inner cylinder is pencil lead rest area, the pen core bag
Include the workspace of lower part and the supporting region on top, the workspace close to nib, the supporting region close to a tail, the pen core
The supporting region side fluting that supporting region is fallen into for feeding the pencil lead in pencil lead rest area, the bottom of the inner cylinder are provided with supporting region
Portion is arranged to spiral tilting baffle, and the bottom position of the spiral tilting baffle extends to the bottom of supporting region side fluting, also, institute
Spiral tilting baffle is stated to tilt from the edge of the inner cylinder to pen core direction.
Further, the workspace of the pen core and the junction of supporting region are arc transition connection structure so that pencil lead from
Supporting region side fluting slips into workspace automatically after entering.
Further, the supporting region of the pen core for diameter be the vertical footpath of one-pen 1.5 times of cylindrical drum, the supporting region
For side fluting positioned at the side wall of cylindrical drum, the width of the supporting region side fluting is also 1.5 times of the vertical footpath of one-pen.
Further, the workspace of the pen core is connected with pencil lead telescopic device.
Further, it is provided with the tail end of the pen core for pressing pen core so that the pressure head that pencil lead is constantly sent out.
Further, the supporting region of the pen core extends upwardly to a tail from the workspace of pen core.
Further, this propelling pencil further includes outer barrel, and the inner cylinder is supported in the outer barrel, the outer barrel it is a diameter of
8-15mm, a diameter of 6-9mm of the inner cylinder.
Further, the spiral tail cap of rotatable dismounting is installed in the afterbody of the inner cylinder.
Further, the outer barrel and inner cylinder utilize transparent plastic material, using extrusion or the plastic shaping of blowing
Technique forms.
After employing above-mentioned technical proposal, the present invention has beneficial effect：
1) present invention adds a pen core in the inside of inner cylinder, and the supporting region side by being arranged on pen core side is slotted and inner cylinder
Connection, the bottom of inner cylinder are arranged to spiral tilting baffle, prevent pencil lead from freely dropping, and play the guiding role to pencil lead movement, so that
So that the pencil lead being placed in pencil lead rest area automatically falls into pen core, obtain after the pencil lead in pen core is finished, pencil lead automatically into
The effect given, and inner cylinder has the function of a certain amount of pencil lead of storage, plays and saves the time, improves efficiency, reduces to body
The effect of health infringement；This product meets the requirement that student attends class using propelling pencil, saves the time for changing lead, improves study
Office efficiency, substantially reduces the harm to body；
2) bottom of inner cylinder of the invention is arranged to spiral tilting baffle so that after the pencil lead in pen core is finished every time,
Pencil lead above spiral tilting baffle will start automatic past pen core and feed, since spiral tilting baffle is that screw type is tilting,
So the height of every pencil lead bottom is all different, fed successively to pen core from low to high from the bottom of baffle；
3) connected between the workspace of pen core and supporting region with arc transition, pencil lead is opened by the supporting region side of supporting region
It can be passed through during groove, facilitate pencil lead to enter the center of pen core, be conducive to the release of pencil lead；
4) diameter of the supporting region of pen core of the invention is about 1.5 times of the vertical footpath of one-pen, also, in pen core supporting region
Supporting region side fluting on side wall is the straight slot that the width opened from top to bottom is 1.5 times of pencil lead diameter so that can only be permitted every time
Perhaps by one-pen lead, the risk that pencil lead falls parallel in feeding is avoided；
5) by rotating the spiral tail cap for a tail of dismantling, substantial amounts of pencil lead is disposably put into the pen between pen core and inner cylinder
Lead rest area, for realizing later auto-feed.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 be the present invention pen core workspace and supporting region junction partial structural diagram；
Fig. 3 is that the pen core of the present invention sequentially enters the structure diagram of supporting region.
Embodiment
In order that the present invention can be more clearly and readily understood, it is right below according to specific embodiment and with reference to attached drawing
The present invention is described in further detail.
As shown in Figures 1 to 3, a kind of propelling pencil of auto-feed pencil lead, including inner cylinder 2, and be supported in inner cylinder 2
Pen core 3, the region between the pen core 3 and inner cylinder 2 is pencil lead rest area 4, and the pen core 3 includes the workspace 3-1 of lower part
Supporting region 3-2, the workspace 3-1 with top is close to nib, and the supporting region 3-2 is close to a tail, the carrying of the pen core 3
The supporting region side fluting 3-3 that supporting region 3-2 is fallen into for feeding the pencil lead in pencil lead rest area 4 is provided with area 3-2, it is described interior
The bottom of cylinder 2 is arranged to spiral tilting baffle 5, and the lowest point of the spiral tilting baffle 5 extends to supporting region side fluting 3-3's
Bottom, also, the spiral tilting baffle 5 is tilted from the edge of the inner cylinder 2 to 3 direction of pen core.Every time by the pen in pen core 3
After lead 7 is finished, the pencil lead 7 on spiral tilting baffle 5 will start automatic past pen core 3 and feed, since spiral tilting baffle 5 is oblique
Put, so the height of every 7 bottom of pencil lead is all different, as shown in the figure, the land from low to high of the pencil lead 7 on spiral tilting baffle 5
Continue toward 3 inner feeding of pen core.
This product changes the structure of common propelling pencil, the inner cylinder being changed into from a pen container of the prior art in the present invention
With pen core composite construction, connected by the supporting region side fluting 3-3 for being arranged on pen core side with inner cylinder 2, the bottom of inner cylinder 2 is set
For spiral tilting baffle 5, prevent pencil lead 7 from freely dropping, the movement to pencil lead 7 play the guiding role, so that being placed on pencil lead
Pencil lead 7 in rest area 4 automatically falls into pen core 3, obtains after the pencil lead 7 in pen core 3 is finished, the effect of 7 auto-feed of pencil lead,
And inner cylinder 2 has the function of a certain amount of pencil lead of storage, plays and saves the time, improves efficiency, reduces and health is encroached on
Effect；This product meets the requirement that student attends class using propelling pencil, saves the time for changing lead, improves study office effect
Rate, substantially reduces the harm to body.
Preferably, as shown in Figures 1 to 3, the junction of the workspace 3-1 and supporting region 3-2 of the pen core 3 are arc transition
Connection structure 3-4, so that pencil lead 7 slips into workspace 3-1 automatically after entering from supporting region side fluting 3-3.
Preferably, as shown in Fig. 2, the supporting region 3-2 of the pen core 3 is 1.5 times of the circle that diameter is the vertical footpath of one-pen
Column casing, the supporting region side fluting 3-3 are located at the side wall of cylindrical drum, and the width of the supporting region side fluting 3-3 is also one-pen
1.5 times of vertical footpath so that one-pen lead 7 can only be allowed to enter supporting region 3-2 by supporting region side fluting 3-3 every time, avoided
The risk that pencil lead 7 falls parallel in feeding, falling into the pencil lead 7 of supporting region 3-2 then can be by pressing the pressure of pencil tail end
First 8, directly pencil lead is exposed from nib.
Preferably, as shown in Figure 1, the workspace 3-1 of the pen core 3 is connected with pencil lead telescopic device 6.
Preferably, as shown in Figure 1, the tail end in the pen core 3 is provided with for pressing pen core 3 so that pencil lead 7 is not forfeited
The pressure head 8 gone out.
Preferably, as shown in Figure 1, the supporting region 3-2 of the pen core 3 extends upwardly to a tail from the workspace 3-1 of pen core.
In the present embodiment, the 30-35mm below pen core 3 is workspace 3-1, is all up supporting region 3-2, and pressure head 8 is installed on carrying
The tail end of area 3-2.
Preferably, as shown in Figure 1, this propelling pencil further includes outer barrel 1, that is, the shell of lead Zhu, the inner cylinder 2
Hold in the outer barrel 1, a diameter of 8-15mm of the outer barrel 1, a diameter of 6-9mm of the inner cylinder 2.
Preferably, as shown in Figure 1, the afterbody in the inner cylinder 2 is provided with the spiral tail cap 9 of rotatable dismounting.
Preferably, the outer barrel 1 and inner cylinder 2 utilize transparent plastic material, using extrusion or blowing plastics into
Type technique forms.
The operation principle of the present invention is as follows：
By rotating the spiral tail cap 9 for a tail of dismantling, substantial amounts of pencil lead is disposably put into pencil lead rest area 4, in pen core
Supporting region side fluting 3-3 on supporting region side wall is the straight slot that the width opened from top to bottom is 1.5 times of pencil lead diameter, every time only
Allow by one-pen lead 7, when internal pencil lead 7 is finished, under the guiding role of the spiral tilting baffle 5 of inner cylinder bottom, make
Pencil lead 7 inside inner cylinder 2 is automatically fed into the supporting region 3-2 of pen core through supporting region side fluting 3-3, falls into the pen of supporting region 3-2
Lead 7 then can directly be such that pencil lead 7 exposes from nib, and the workspace 3-1 of pen core is with holding by pressing the pressure head 8 of pencil tail end
The arc transition connection between area 3-2 is carried, pencil lead 7 is facilitated pen by can smoothly slip into workspace 3-1 after supporting region 3-2
Lead 7 enters the center of pen core, easy to the release of pencil lead 7.
Particular embodiments described above, pair present invention solves the technical problem that, technical solution and beneficial effect carry out
It is further described, it should be understood that the foregoing is merely the specific embodiment of the present invention, is not limited to this
Invention, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should be included in this hair
Within bright protection domain.
Claims (9)
- A kind of 1. propelling pencil of auto-feed pencil lead, it is characterised in that：Including inner cylinder (2), and it is supported in inner cylinder (2) Pen core (3), the region between the pen core (3) and inner cylinder (2) is pencil lead rest area (4), and the pen core (3) includes the work of lower part Make the supporting region (3-2) on area (3-1) and top, the workspace (3-1) close to nib, the supporting region (3-2) close to a tail, It is provided with the supporting region (3-2) of the pen core (3) and falls into supporting region (3-2) for feeding the pencil lead in pencil lead rest area (4) Supporting region side fluting (3-3), the bottom of the inner cylinder (2) is arranged to spiral tilting baffle (5), the spiral tilting baffle (5) lowest point extends to the bottom of supporting region side fluting (3-3), also, the spiral tilting baffle (5) is from the inner cylinder (2) edge is tilted to pen core (3) direction.
- 2. the propelling pencil of auto-feed pencil lead according to claim 1, it is characterised in that：The work of the pen core (3) Area (3-1) and the junction of supporting region (3-2) are arc transition connection structure (3-4), so that pencil lead (7) is slotted from supporting region side (3-3) slips into workspace (3-1) automatically after entering.
- 3. the propelling pencil of auto-feed pencil lead according to claim 1, it is characterised in that：The carrying of the pen core (3) Area (3-2) is 1.5 times of the cylindrical drum that diameter is the vertical footpath of one-pen, and the supporting region side fluting (3-3) is located at cylindrical drum Side wall, the width of the supporting region side fluting (3-3) are also 1.5 times of the vertical footpath of one-pen.
- 4. the propelling pencil of auto-feed pencil lead according to claim 1, it is characterised in that：The work of the pen core (3) Area (3-1) is connected with pencil lead telescopic device (6).
- 5. the propelling pencil of auto-feed pencil lead according to claim 4, it is characterised in that：Tail in the pen core (3) End is provided with for pressing pen core (3) so that the pressure head (8) that pencil lead (7) is constantly sent out.
- 6. the propelling pencil of auto-feed pencil lead according to claim 1, it is characterised in that：The carrying of the pen core (3) Area (3-2) extends upwardly to a tail from the workspace of pen core (3-1).
- 7. the propelling pencil of auto-feed pencil lead according to claim 1, it is characterised in that：This propelling pencil further includes outer Cylinder (1), the inner cylinder (2) are supported in the outer barrel (1), a diameter of 8-15mm of the outer barrel (1), the inner cylinder (2) A diameter of 6-9mm.
- 8. the propelling pencil of auto-feed pencil lead according to claim 1, it is characterised in that：Tail in the inner cylinder (2) Portion is provided with the spiral tail cap (9) of rotatable dismounting.
- 9. the propelling pencil of auto-feed pencil lead according to claim 7, it is characterised in that：The outer barrel (1) and inner cylinder (2) transparent plastic material is utilized, is formed using the plastics molding process of extrusion or blowing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392690.XA CN107933146A (en) | 2017-12-21 | 2017-12-21 | The propelling pencil of auto-feed pencil lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392690.XA CN107933146A (en) | 2017-12-21 | 2017-12-21 | The propelling pencil of auto-feed pencil lead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107933146A true CN107933146A (en) | 2018-04-20 |
Family
ID=61941013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711392690.XA Pending CN107933146A (en) | 2017-12-21 | 2017-12-21 | The propelling pencil of auto-feed pencil lead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107933146A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2100197A (en) * | 1981-06-12 | 1982-12-22 | Pentel Kk | Mechanical pencil with automatic lead advance |
| JP2009154458A (en) * | 2007-12-27 | 2009-07-16 | Zebra Pen Corp | Rotary feed writing instrument |
| KR20130084723A (en) * | 2012-01-18 | 2013-07-26 | 양수영 | Lead case |
| CN203557881U (en) * | 2013-11-12 | 2014-04-23 | 李艳平 | Mechanical pencil for English study |
| CN203864231U (en) * | 2014-05-19 | 2014-10-08 | 李玥 | Multi-functional automatic pencil |
| CN204398602U (en) * | 2014-12-12 | 2015-06-17 | 方冰 | Many lead for retractable pencils propelling pencil |
| TWM532386U (en) * | 2016-07-05 | 2016-11-21 | Ya-Xun Lin | Automatic pencil structure with cartridge-type pencil lead |
-
2017
- 2017-12-21 CN CN201711392690.XA patent/CN107933146A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2100197A (en) * | 1981-06-12 | 1982-12-22 | Pentel Kk | Mechanical pencil with automatic lead advance |
| JP2009154458A (en) * | 2007-12-27 | 2009-07-16 | Zebra Pen Corp | Rotary feed writing instrument |
| KR20130084723A (en) * | 2012-01-18 | 2013-07-26 | 양수영 | Lead case |
| CN203557881U (en) * | 2013-11-12 | 2014-04-23 | 李艳平 | Mechanical pencil for English study |
| CN203864231U (en) * | 2014-05-19 | 2014-10-08 | 李玥 | Multi-functional automatic pencil |
| CN204398602U (en) * | 2014-12-12 | 2015-06-17 | 方冰 | Many lead for retractable pencils propelling pencil |
| TWM532386U (en) * | 2016-07-05 | 2016-11-21 | Ya-Xun Lin | Automatic pencil structure with cartridge-type pencil lead |
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