CN203438714U - Pen core sleeve - Google Patents
Pen core sleeve Download PDFInfo
- Publication number
- CN203438714U CN203438714U CN201320267467.3U CN201320267467U CN203438714U CN 203438714 U CN203438714 U CN 203438714U CN 201320267467 U CN201320267467 U CN 201320267467U CN 203438714 U CN203438714 U CN 203438714U
- Authority
- CN
- China
- Prior art keywords
- handwriting
- pen
- pen core
- screw thread
- groove
- 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
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- 239000002184 metal Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000007812 deficiency Effects 0.000 description 1
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model relates to stationery, specifically to a pen core sleeve comprising an upper pen body and a lower pen body. The pen core sleeve is characterized in that the upper end of the upper pen body is provided with an external shell; a groove is disposed in the upper portion in the external shell; a thread is disposed on the inner wall of the external shell and below the groove; the lower end of the upper pen body is provided with a connecting block; the upper pen body is connected with the lower pen body through the connecting block; the inner wall of the lower pen body is provided with a thread; a cylindrical pen head is inserted in the bottom end of the lower pen body; and the outer wall of the top end of the pen head is provided with a thread. The pen core sleeve is simple in structure and is suitable for pen cores of different lengths; a user can install a new pen core after the old one is used up, so that the waste is reduced; the length of the pen head is adjustable, so that a pen cap part is saved, the trouble of pen cap loss is prevented and convenience is provided for the study and life of people.
Description
Technical field
The utility model belongs to a kind of stationery, relates in particular to a kind of pen core cover.
Background technology
At present, pen core is on the market varied, every kind of corresponding a kind of shell of pen core, outside pen core cover namely, after using, because pen core cover is inapplicable and other pen core, so after using, people will throw away pen completely, very waste, in addition, most of water-color paintbrushes have the cap for brush, the problem existing is exactly that the cap for brush is easily lost, and people's learning life is brought inconvenience.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art and the pen core cover a kind of simple in structure, easy to use that provides.
The utility model is achieved in that a kind of pen core cover, comprise top handwriting and bottom handwriting, it is characterized in that: the upper end of top handwriting is provided with external cylinder, upper position in external cylinder cylinder is provided with groove, on the external cylinder inwall of groove below, be provided with screw thread, handwriting lower end, top is provided with contiguous block, and top handwriting is connected with bottom handwriting by contiguous block, on the inwall of described bottom handwriting, be provided with screw thread, and the bottom of bottom handwriting is provided with one and is cylindrical nib, on the outer wall on described written top, is provided with screw thread.
The inwall upper and lower side of described bottom handwriting is provided with screw thread, and the height of threaded portion is 1/3rd of bottom handwriting length.
The bottom of described bottom handwriting is provided with metal edges.
Described groove is stepped, and the inwall of groove is provided with screw thread.
On the outer wall of described bottom handwriting, be provided with rubber ring.
The utility model is simple in structure, is applicable to the different pen core of different lengths, allows people after using, can continue to pack into new pen core, cut the waste, and written length is adjustable, has saved cap for brush part, avoided because of the cap for brush lose trouble, for people's learning life provides convenience.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Embodiment 1: as shown in Figure 1, a kind of pen core cover, comprise top handwriting 2 and bottom handwriting 1, it is characterized in that: the upper end of top handwriting 2 is provided with external cylinder 3, upper position in external 3 is provided with groove 4, on external cylinder 3 inwalls of groove 4 belows, be provided with screw thread, handwriting 2 lower ends in top are provided with contiguous block 5, and top handwriting 2 is connected with bottom handwriting 1 by contiguous block 5, on the inwall of described bottom handwriting 1, be provided with screw thread, and the bottom of bottom handwriting 1 is provided with one and is cylindrical written 6, on the outer wall on described nib 6 tops, be provided with screw thread, the inwall upper and lower side of bottom handwriting 1 is provided with screw thread, the height of threaded portion is 1/3rd of bottom handwriting 1 length, the bottom of bottom handwriting 1 is provided with metal edges 8, groove 4 is stepped, and the inwall of groove 4 is provided with screw thread, on the outer wall of bottom handwriting 1, be provided with rubber ring 7, during use, top handwriting 2 and bottom handwriting 1 are separated, then the pen core of common water-color paintbrush is inserted to groove 4, twisting pen core, pen core is fixed on groove 4 by the screw thread on groove 4 inwalls, stair-stepping groove 4 is applicable to the pen core of different size, then top handwriting 2 is docked by contiguous block 5 with bottom handwriting 1, then twisting nib 6, the screw thread of the screw thread on nib 6 top outer walls and the inwall lower end of bottom handwriting 1 is worked in coordination, nib 6 is moved in bottom handwriting 1, when cartridge exposing stops twisting, can use, while finishing using, twisting nib 6, the screw thread of the screw thread on nib 6 top outer walls and the inwall lower end of bottom handwriting 1 is worked in coordination, nib 6 is moved in bottom handwriting 1, movement due to nib 6, the length of whole pen core cover is increased, when the length of pen core cover exceeds its inner pen core, pen core is the inside in pen core cover completely, saved cap for brush part, because metal edges 8 places do not have the threaded engagement on screw thread and written 6 top outer walls, so nib 6 cannot shift out from bottom handwriting 1, guarantee that nib 6 can not drop from bottom handwriting 1.
The utility model is simple in structure, is applicable to the different pen core of different lengths, allows people after using, can continue to pack into new pen core, cut the waste, and written length is adjustable, has saved cap for brush part, avoided because of the cap for brush lose trouble, for people's learning life provides convenience.
Claims (2)
1. a pen core cover, comprise top handwriting and bottom handwriting, it is characterized in that: the upper end of top handwriting is provided with external cylinder, upper position in external cylinder cylinder is provided with groove, on the external cylinder inwall of groove below, be provided with screw thread, handwriting lower end, top is provided with contiguous block, and top handwriting is connected with bottom handwriting by contiguous block, on the inwall of described bottom handwriting, be provided with screw thread, and the bottom of bottom handwriting is provided with one and is cylindrical nib, on the outer wall on described written top, be provided with screw thread, the inwall upper and lower side of described bottom handwriting is provided with screw thread, the height of threaded portion is 1/3rd of bottom handwriting length, the bottom of described bottom handwriting is provided with metal edges, described groove is stepped, and the inwall of groove is provided with screw thread.
2. according to the pen core cover described in claim 1, it is characterized in that: on the outer wall of described bottom handwriting, be provided with rubber ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320267467.3U CN203438714U (en) | 2013-05-16 | 2013-05-16 | Pen core sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320267467.3U CN203438714U (en) | 2013-05-16 | 2013-05-16 | Pen core sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203438714U true CN203438714U (en) | 2014-02-19 |
Family
ID=50089787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320267467.3U Expired - Fee Related CN203438714U (en) | 2013-05-16 | 2013-05-16 | Pen core sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203438714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742571A (en) * | 2015-04-08 | 2015-07-01 | 南宁市第三中学 | Roller ball pen |
| CN107538969A (en) * | 2015-04-07 | 2018-01-05 | 余成鹏 | A kind of pen |
-
2013
- 2013-05-16 CN CN201320267467.3U patent/CN203438714U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538969A (en) * | 2015-04-07 | 2018-01-05 | 余成鹏 | A kind of pen |
| CN107538969B (en) * | 2015-04-07 | 2019-03-29 | 余成鹏 | A kind of pen |
| CN104742571A (en) * | 2015-04-08 | 2015-07-01 | 南宁市第三中学 | Roller ball pen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20160516 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |