CN200974399Y - Active-core pencil - Google Patents
Active-core pencil Download PDFInfo
- Publication number
- CN200974399Y CN200974399Y CN 200620021959 CN200620021959U CN200974399Y CN 200974399 Y CN200974399 Y CN 200974399Y CN 200620021959 CN200620021959 CN 200620021959 CN 200620021959 U CN200620021959 U CN 200620021959U CN 200974399 Y CN200974399 Y CN 200974399Y
- Authority
- CN
- China
- Prior art keywords
- penholder
- pencil
- core
- plane
- pen core
- 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.)
- Expired - Fee Related
Links
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model discloses a loose core pencil of ordinary pencil core, which has the advantages of both fixing pencil and loose core pencil. The loose core pencil includes a pencil core, a front plug, a penholder, a limit sliding block and a back plug. The penholder is provided with a groove longitudinally and is communicated with an inner cavity; the inner cavity of the penholder is provided with a pen core, which is cooperated with a rubber ring arranged at front end of the penholder. A plane is arranged on a cylindrical surface of the pen core, which is arranged corresponding to a plane inside of the penholder cavity. A limited sliding block is arranged inside of the groove; the front and rear ends of the penholder are connected with the front and rear plugs respectively. The utility model limited sliding block moves within the inner cavity of the penholder and the groove. Lock the screw nut firmly, after the pen core is pushed to an appropriate length. The pen core is provided with a plane to match to the plane of the inner cavity of the penholder in order to prevent the pen core from rotating during writing, which is provided with a rubber ring for tightening the pen core to avoid the pen core sliding down. The utility model is flexible in adjustment, reliable locking, which is suitable for plotting and writing.
Description
Technical field
The utility model relates to a kind of writing appliance, is specifically related to a kind of pencil.
Background technology
The pencil of wooden fixed core commonly used is easy to use, but consumes a large amount of timber resources, and the pencil stub of throwing away causes very big waste.The propelling pencil of present more use is only limited to the thin lead for retractable pencil of use though save timber, the lead for retractable pencil frangibility, and the no vigour of style in writing that writes is not attractive in appearance, is unsuitable for drawing.
The utility model content
The purpose of this utility model is to provide a kind of ever sharp pencil that common lead for retractable pencil is arranged, and has fixedly pencil and propelling pencil two-fold advantage.
The technical solution of the utility model is: the utility model ever sharp pencil, comprise that lead for retractable pencil, preceding stifled, penholder, position limiting slide block and back are stifled, penholder vertically have a groove and and intracavity inter-connection, the penholder inner chamber is provided with lead for retractable pencil, the cushion rubber that is provided with the penholder front end cooperates, and at the lead for retractable pencil periphery plane is arranged, with the corresponding setting in the plane in the penholder cavity, position limiting slide block is set in the groove, and the forward and backward two ends of penholder are threaded with preceding stifled blocking up with the back respectively.
Described position limiting slide block is made up of vertical shaft, limited block and nut, and limited block and vertical shaft are the setting of " fourth " font, and limited block is arranged on the lead for retractable pencil rear end, and vertical shaft is arranged in the groove, and vertical shaft upper end screw thread matches with nut; Described back is stifled to be provided with endoporus, and a rubber is fixed at the endoporus place.
The utility model position limiting slide block slides in the inner chamber of penholder and groove, and lead for retractable pencil is ejected locking nut behind the suitable length; Lead for retractable pencil is provided with the plane and matches with the plane of penholder inner chamber, and lead for retractable pencil rotates when preventing to write.Be provided with the fastening lead for retractable pencil of cushion rubber at preceding stifled place, prevent that lead for retractable pencil from gliding.The utility model adjustment is flexible, and reliable lock is applicable to and draws and write.
Description of drawings
Fig. 1 is the cutaway view of the utility model ever sharp pencil front view;
Fig. 2 is the vertical view of the utility model ever sharp pencil;
Fig. 3 is the cutaway view of the utility model Fig. 1 along the A-A direction.
The specific embodiment
The utility model comprises lead for retractable pencil 1, preceding stifled 2, penholder 3, position limiting slide block and back stifled 6, penholder is cylindrical, vertically have a groove 10 and an intracavity inter-connection, lead for retractable pencil is arranged on the penholder inner chamber by preceding stifled, cushion rubber 8, lead for retractable pencil is that cylindrical surface has a plane, with the corresponding setting in the plane in the penholder cavity.Position limiting slide block is made up of vertical shaft 9, limited block 5 and nut 4, and limited block and vertical shaft are the setting of " fourth " font, and limited block is arranged on the lead for retractable pencil rear end, the vertical shaft lower end is the flat bar shape and is arranged in the groove, slide along groove, promote the front end lead for retractable pencil and travel forward, the vertical shaft upper end is threaded with nut 4 matches; Locking nut is fixed on appropriate location in the penholder with lead for retractable pencil.The penholder front end is provided with external screw thread and preceding stifled 2 threaded engagement, and the penholder rear end is provided with internal thread and stifled 6 threaded engagement in back.The back is stifled to be provided with endoporus, and rubber 7 skins and endoporus interference fit are housed in the endoporus.
Claims (3)
1, a kind of ever sharp pencil comprises lead for retractable pencil (1), preceding (2), penholder (3), position limiting slide block and back stifled (6) blocked up, it is characterized in that: penholder vertically have a groove (10) and and intracavity inter-connection, the penholder inner chamber is provided with lead for retractable pencil, the cushion rubber (8) that is provided with the penholder front end cooperates, at the lead for retractable pencil periphery plane is arranged, with the corresponding setting in the plane in the penholder cavity, position limiting slide block is set in the groove, the forward and backward two ends of penholder are threaded with preceding stifled (2) and back stifled (6) respectively.
2, ever sharp pencil according to claim 1, it is characterized in that: described position limiting slide block is made up of vertical shaft (9), limited block (5) and nut (4), limited block and vertical shaft are the setting of " fourth " font, limited block is arranged on the lead for retractable pencil rear end, vertical shaft is arranged in the groove, and vertical shaft upper end screw thread matches with nut.
3, ever sharp pencil according to claim 1 and 2 is characterized in that: described back is stifled to be provided with endoporus, and a rubber (7) is fixed at the endoporus place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620021959 CN200974399Y (en) | 2006-11-04 | 2006-11-04 | Active-core pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620021959 CN200974399Y (en) | 2006-11-04 | 2006-11-04 | Active-core pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200974399Y true CN200974399Y (en) | 2007-11-14 |
Family
ID=38900692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620021959 Expired - Fee Related CN200974399Y (en) | 2006-11-04 | 2006-11-04 | Active-core pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200974399Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538355A (en) * | 2013-10-22 | 2014-01-29 | 太仓市鑫鹤印刷包装有限公司 | Screen printing machine tool plate |
| CN106142914A (en) * | 2012-06-28 | 2016-11-23 | 株式会社百乐 | Expansion ball pen |
-
2006
- 2006-11-04 CN CN 200620021959 patent/CN200974399Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142914A (en) * | 2012-06-28 | 2016-11-23 | 株式会社百乐 | Expansion ball pen |
| CN103538355A (en) * | 2013-10-22 | 2014-01-29 | 太仓市鑫鹤印刷包装有限公司 | Screen printing machine tool plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |