CN103112269A - Automatic telescopic ballpoint pen - Google Patents
Automatic telescopic ballpoint pen Download PDFInfo
- Publication number
- CN103112269A CN103112269A CN 201310042562 CN201310042562A CN103112269A CN 103112269 A CN103112269 A CN 103112269A CN 201310042562 CN201310042562 CN 201310042562 CN 201310042562 A CN201310042562 A CN 201310042562A CN 103112269 A CN103112269 A CN 103112269A
- Authority
- CN
- China
- Prior art keywords
- pen
- balance weight
- weight body
- penholder
- cartridge
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000005484 gravity Effects 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 210000000078 claw Anatomy 0.000 abstract 5
- 230000006835 compression Effects 0.000 abstract 2
- 238000007906 compression Methods 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Pens And Brushes (AREA)
Abstract
The invention relates to an automatic telescopic ballpoint pen which comprises a pen rod, a cartridge and an ejector pin type telescopic mechanism arranged in the pen rod and located on the rear side of the cartridge. The telescopic mechanism is formed by an indexing rotary drum, a slide claw sleeve and a spring. A slide claw is arranged at the front end of the slide claw sleeve. A plurality of indexing claws are arranged at the rear end of the indexing rotary drum. Deep grooves and shallow grooves are arranged between the indexing claws, and the two types of grooves are arranged in a staggered mode. The automatic telescopic ballpoint pen is characterized by further comprising a compression spring and a balance weight body which are arranged in the pen rod. The gravity of the balance weight body sufficiently overcomes the elasticity of the spring and drives the telescopic mechanism to work. The compression spring, the balance weight body, the telescopic mechanism and the cartridge are mounted in the pen rod in sequence. When a person holds the automatic telescopic ballpoint pen and begins to write, the pen body is in a vertical state, and the cartridge is ejected in a popup mode, and when the pen is put down, the cartridge is drawn back, and the pen point is in a protected state. Therefore, the service life of the cartridge is prolonged, and the usage is convenient.
Description
Technical field
The present invention relates to stationery, especially a kind of automatic extendible ball-pen.
Background technology
Ball pen is the stationery of commonly using, distinguish according to the viscosity of writing medium, can be divided into oiliness ball pen (people are referred to as ball pen usually) and gel ink pen, wherein, the viscosity of the medium of gel ink pen is between water-based and oiliness, gel ink pen has the advantage of fountain pen and ball pen concurrently, writes comfortable feel, and ink viscosity is lower, and the easy lubricated material of increase, thereby more smooth than common, be the upgraded product of oiliness ball pen, now be widely used.
in prior art, ball pen (comprising oiliness ball pen and gel ink pen) is divided into two kinds of the pen cap and manual spring retractables, wherein manual spring retractable is mainly by penholder, pen core, be installed on penholder rear end and a side and be exposed to the outer hand push rod of penholder, the knock pin type telescoping mechanism that is installed in penholder and is positioned at the pen core rear side forms, this telescoping mechanism is by the calibration rotating cylinder, sliding pawl cover, spring forms, sliding pawl cover front end has sliding pawl, there are a plurality of calibration pawls calibration rotating cylinder rear end, deep trouth and shallow slot are arranged between the calibration pawl, two kinds of grooves are staggered, after sliding pawl is crossed the calibration pawl and is fallen into deep trouth or shallow slot, stop sliding, the groove depth that the effectively flexible stroke of pen core is deep trouth and shallow slot is poor.
In above-mentioned two kinds of ball pens, the former is placed in the pen cap protection of completing on handwriting nib at (the band pen cap) after using, and latter's (spring retractable) is by the push rod of pressing pen rear end; overcome the elastic force of spring; the work of drive telescoping mechanism makes the pen core retrude, completes the protection to nib.For the former, a lot of people are finished and have usually forgotten after pen and put the pen cap, and another, the pen cap is also easily lost; For the latter, a lot of people are finished the hand push rod that also usually can forget the pressing pen rear end after pen and make the pen core retrude, and above all can to cause nib to be exposed to outer and fragile, greatly reduce the useful life of pen core, sometimes also can bring spot to clothing, and are very inconvenient.Need to be improved.
Summary of the invention
The present invention aims to provide a kind of automatic extendible ball-pen of pen core energy automatic telescopic.
Technical solution of the present invention is as follows:
automatic extendible ball-pen, comprise penholder, pen core, the knock pin type telescoping mechanism that is installed in penholder and is positioned at the pen core rear side forms, this telescoping mechanism is by the calibration rotating cylinder, sliding pawl cover, spring forms, sliding pawl cover front end has sliding pawl, there are a plurality of calibration pawls calibration rotating cylinder rear end, deep trouth and shallow slot are arranged between the calibration pawl, two kinds of grooves are staggered, it is characterized in that: it also comprises stage clip and the balance weight body that is installed in penholder, the gravity of described balance weight body is enough to overcome the elastic force of spring and drives telescoping mechanism work, above-mentioned stage clip, balance weight body, telescoping mechanism, pen core is installed in penholder in turn.
The present invention is owing to adopting technique scheme, and when the preparation that takes up one's pen was write, because pen is in vertical state, the gravity of balance weight body overcame the elastic force of spring and drives telescoping mechanism work, and pen core ejects.When putting down, a body is equivalent to do whipping one time, and the centrifugal action of the generation of balance weight body is on stage clip, and stage clip is compressed, and its elastic force effect balance weight body also drives telescoping mechanism work again by it, the pen core indentation, and nib is in protected state.Realized easily goal of the invention.
Further technical scheme is:
Be set with metal tube in penholder, outside described pen core.
The deadweight that further technical scheme has increased pen core, telescoping mechanism work is more reliable.Make simultaneously distribution of weight more even, when writing, feel is better.
Further technical scheme is again:
Described balance weight body is cylindric or Sphericity.Wherein be preferably iron and steel rounding cylinder.
This technical scheme can guarantee the quality of balance weight body, and simultaneously this structure can be directly applied for existing penholder and need existing penholder is done variation on size.
The invention has the beneficial effects as follows, pen is finished and puts down the automatic retrude of rear pen core, and nib is in protected state, has improved the useful life of pen core, and uses more convenient.
Description of drawings
Below with reference to drawings and Examples, the present invention is described in further details.
Fig. 1 is the structural representation of the embodiment of the present invention.
In accompanying drawing, each sequence number is respectively: 1, penholder first half; 2, metal tube; 3, pen core; 4, spring; 5, plastic hollow cylinder; 6, calibration rotating cylinder; 7, telescoping mechanism; 8, slide the pawl cover; 9, penholder latter half; 10, balance weight body; 11, stage clip.
The specific embodiment
referring to accompanying drawing 1, the embodiment of the present invention comprises the penholder that is comprised of penholder first half 1 and penholder latter half 9, be installed on the pen core 3 in penholder, be set in the metal tube 2 on pen core 3, plastic hollow cylinder 5, be installed in penholder and be positioned at the knock pin type telescoping mechanism 7 of pen core rear side, be installed on balance weight body 10 and the stage clip 11 of telescoping mechanism 7 rear sides in penholder, this telescoping mechanism 7 is by calibration rotating cylinder 6, sliding pawl cover 8, the spring 4 that is set on metal tube 2 forms, sliding pawl cover 8 front ends have sliding pawl, there are a plurality of calibration pawls calibration rotating cylinder rear end, deep trouth and shallow slot are arranged between the calibration pawl, two kinds of grooves are staggered, balance weight body described in the present embodiment is steel ball, its gravity is enough to overcome the elastic force of spring 4 and drives telescoping mechanism 7 work, above-mentioned stage clip 11, balance weight body 10, telescoping mechanism 7, pen core 3 is installed in penholder in turn.
When preparing to write when taking up one's pen, because pen is in vertical state, the gravity of balance weight body 10 overcomes the elastic force of spring 4 and drives telescoping mechanism 7 work, and pen core 3 ejects.When putting down, a body is equivalent to do whipping one time, and the centrifugal action of the generation of balance weight body is on stage clip 11; stage clip is compressed; its elastic force effect balance weight body 10 also drives telescoping mechanism 7 work again by it, pen core 3 indentations, and nib is in protected state.
the above, it is only preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (4)
1. automatic extendible ball-pen, comprise penholder, pen core, the knock pin type telescoping mechanism that is installed in penholder and is positioned at the pen core rear side forms, this telescoping mechanism is by the calibration rotating cylinder, sliding pawl cover, spring forms, sliding pawl cover front end has sliding pawl, there are a plurality of calibration pawls calibration rotating cylinder rear end, deep trouth and shallow slot are arranged between the calibration pawl, two kinds of grooves are staggered, it is characterized in that: it also comprises stage clip and the balance weight body that is installed in penholder, the gravity of described balance weight body is enough to overcome the elastic force of spring and drives telescoping mechanism work, above-mentioned stage clip, balance weight body, telescoping mechanism, pen core is installed in penholder in turn.
2. automatic extendible ball-pen according to claim 1 is characterized in that: be set with metal tube in penholder, outside described pen core.
3. automatic extendible ball-pen according to claim 1 and 2, it is characterized in that: described balance weight body is cylindric or Sphericity.
4. automatic extendible ball-pen according to claim 1 and 2, it is characterized in that: described balance weight body is iron and steel rounding cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310042562 CN103112269A (en) | 2013-02-04 | 2013-02-04 | Automatic telescopic ballpoint pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310042562 CN103112269A (en) | 2013-02-04 | 2013-02-04 | Automatic telescopic ballpoint pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103112269A true CN103112269A (en) | 2013-05-22 |
Family
ID=48410687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310042562 Pending CN103112269A (en) | 2013-02-04 | 2013-02-04 | Automatic telescopic ballpoint pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103112269A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950029A (en) * | 2014-04-28 | 2014-07-30 | 安徽工业大学 | Mechanical automatic clamping grip |
| CN105479755A (en) * | 2015-12-30 | 2016-04-13 | 珠海天威飞马打印耗材有限公司 | Printing method and control device of three-dimensional printing pen |
| CN106628663A (en) * | 2015-07-13 | 2017-05-10 | 广东自由能实业科技有限公司 | Spring type automatic spraying aerosol tank cover |
| CN108407499A (en) * | 2017-02-10 | 2018-08-17 | 鱼命赫 | The writing appliance of disengaging action is realized by carrier compound |
| CN109760917A (en) * | 2017-11-09 | 2019-05-17 | 崔晓翔 | Detachable splicing structure and splicing body having the same |
| CN110671458A (en) * | 2019-10-23 | 2020-01-10 | 湖北骏骞光电科技有限公司 | Grading spring device |
| CN117207700A (en) * | 2023-09-12 | 2023-12-12 | 广州市悟生文具有限公司 | automatic reset pen |
| CN119821023A (en) * | 2025-01-21 | 2025-04-15 | 温州市爱好笔业有限公司 | Automatic retractable pen |
| WO2025179992A1 (en) * | 2024-02-26 | 2025-09-04 | 余成鹏 | Pen allowing for gravity-based refill retraction |
-
2013
- 2013-02-04 CN CN 201310042562 patent/CN103112269A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950029B (en) * | 2014-04-28 | 2015-12-09 | 安徽工业大学 | Mechanical type Automatic-clamping handgrip |
| CN103950029A (en) * | 2014-04-28 | 2014-07-30 | 安徽工业大学 | Mechanical automatic clamping grip |
| CN106628663A (en) * | 2015-07-13 | 2017-05-10 | 广东自由能实业科技有限公司 | Spring type automatic spraying aerosol tank cover |
| CN105479755A (en) * | 2015-12-30 | 2016-04-13 | 珠海天威飞马打印耗材有限公司 | Printing method and control device of three-dimensional printing pen |
| CN105479755B (en) * | 2015-12-30 | 2018-09-21 | 珠海天威飞马打印耗材有限公司 | The Method of printing and its control device of 3 D-printing pen |
| CN108407499B (en) * | 2017-02-10 | 2019-11-01 | 鱼命赫 | The writing appliance of disengaging movement is realized by carrier compound |
| CN108407499A (en) * | 2017-02-10 | 2018-08-17 | 鱼命赫 | The writing appliance of disengaging action is realized by carrier compound |
| CN109760917A (en) * | 2017-11-09 | 2019-05-17 | 崔晓翔 | Detachable splicing structure and splicing body having the same |
| CN110671458A (en) * | 2019-10-23 | 2020-01-10 | 湖北骏骞光电科技有限公司 | Grading spring device |
| CN117207700A (en) * | 2023-09-12 | 2023-12-12 | 广州市悟生文具有限公司 | automatic reset pen |
| WO2025055684A1 (en) * | 2023-09-12 | 2025-03-20 | 广州市悟生文具有限公司 | Automatic reset pen |
| WO2025179992A1 (en) * | 2024-02-26 | 2025-09-04 | 余成鹏 | Pen allowing for gravity-based refill retraction |
| CN119821023A (en) * | 2025-01-21 | 2025-04-15 | 温州市爱好笔业有限公司 | Automatic retractable pen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130522 |