CN202806029U - Automatic pencil - Google Patents
Automatic pencil Download PDFInfo
- Publication number
- CN202806029U CN202806029U CN 201220464096 CN201220464096U CN202806029U CN 202806029 U CN202806029 U CN 202806029U CN 201220464096 CN201220464096 CN 201220464096 CN 201220464096 U CN201220464096 U CN 201220464096U CN 202806029 U CN202806029 U CN 202806029U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- pencil
- locking ring
- ring
- chuck
- 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
Abstract
The utility model discloses an automatic pencil. The automatic pencil comprises a core tube, a sleeve, a locking ring, a chuck, a spring and a point sleeve, wherein the sleeve is sleeved outside the core tube and is internally provided with a check ring, the locking ring is inserted into the front end of the sleeve, the chuck is pressed in the locking ring, is connected with the core tube into a whole and is used for delivering pencil cores, the spring is arranged in the sleeve and between the check ring and the locking ring, the point sleeve is fixedly arranged at the front end of the sleeve, a stop ring which is used for stopping the locking ring is formed in the point sleeve, and the chuck stretches out from the locking ring and stretches outside the point sleeve. According to the automatic pencil disclosed by the utility model, the distance between a pencil point and the locking ring can be removed, thus the waste of automatic pencil cores is avoided; and the using time of the pencil cores is prolonged, the replacing times of the pencil cores are reduced, the attention of a student is prevented from being distracted, and the purposes of low carbon and environment protection are reached as well.
Description
Technical field
The utility model relates to a kind of pencil, particularly a kind of propelling pencil.
Background technology
The internal structure of present many propelling pencils is not too reasonable, and a spacer segment distance is arranged between nib and the locking strap.
When lead for retractable pencil length in the pen during less than the length of this spacing distance, just must replace the short lead for retractable pencil of this root with the long lead for retractable pencil of another root, cause the wasting of resources.
The utility model content
Technical problem to be solved in the utility model provides a kind of lead for retractable pencil of avoiding and wastes, prolongs the lead for retractable pencil propelling pencil of service time.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of propelling pencil, comprise the core pipe, be set in sleeve, the locking strap that inserts described barrel forward end that described core pipe is provided with back-up ring in outer, be pressed into that described locking strap is connected with described core pipe send core with chuck, be arranged on described sleeve interior between described back-up ring and locking strap spring, be packed in the point cover of described barrel forward end; Be formed with the stop ring for the described locking strap of thrust in the described point cover, described chuck stretches out and extends to outside the described point cover from described locking strap.
Of the present utility model by eliminating the distance between nib and the locking strap, thus the waste of automatic lead for retractable pencil avoided.Namely prolonged the service time of lead for retractable pencil, reduced the number of times that pen core is changed, avoiding Students ' Learning is to take sb's mind off sth, and has reached again the purpose of low-carbon environment-friendly.
Description of drawings
The schematic diagram of the propelling pencil that Fig. 1 provides for the utility model;
The assembling schematic diagram of the propelling pencil that Fig. 2 provides for the utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
The utility model propelling pencil, comprise core pipe 1, be set in sleeve 2, the locking strap 3 that inserts described sleeve 2 front ends that described core pipe 1 is provided with back-up ring in outer, be pressed into that described locking strap 3 is connected with described core pipe 1 send core with chuck 4, be arranged on the interior spring 5, the point that is packed in described sleeve 2 front ends between described back-up ring and locking strap 3 of described sleeve 2 and overlap 6; Be formed with the stop ring for the described locking strap 3 of thrust in the described point cover 6, described chuck 4 stretches out and extends to described point from described locking strap 3 and overlaps outside 6.
Described chuck 4 stretches out outside the described point cover 6, during use, and the described locking strap 3 of stop ring thrust in the point cover 6, chuck 4 release lock lock rings 3, chuck 4 is elastic dilatation, thereby frees the clamping to lead for retractable pencil, lead for retractable pencil is outside core pipe 1 and chuck 4 are directly delivered to point cover 6, thus the waste of the lead for retractable pencil of having avoided.
In sum, content of the present utility model is not limited in the above-described embodiment, and those skilled in the art can propose other embodiment within technological guidance's thought of the present utility model, but this embodiment is included within the scope of the present utility model.
Claims (1)
1. propelling pencil, comprise core pipe (1), be set in sleeve (2), the locking strap (3) that inserts described sleeve (2) front end that described core pipe (1) is provided with back-up ring in outer, be pressed into that described locking strap (3) is connected with described core pipe (1) send core with chuck (4), be arranged on the spring (5) that is positioned in the described sleeve (2) between described back-up ring and the locking strap (3), the point cover (6) that is packed in described sleeve (2) front end; It is characterized in that: be formed with the stop ring for the described locking strap of thrust (3) in the described point cover (6), described chuck (4) stretches out and extends to described point from described locking strap (3) and overlaps outside (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220464096 CN202806029U (en) | 2012-09-12 | 2012-09-12 | Automatic pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220464096 CN202806029U (en) | 2012-09-12 | 2012-09-12 | Automatic pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202806029U true CN202806029U (en) | 2013-03-20 |
Family
ID=47864965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220464096 Expired - Fee Related CN202806029U (en) | 2012-09-12 | 2012-09-12 | Automatic pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202806029U (en) |
-
2012
- 2012-09-12 CN CN 201220464096 patent/CN202806029U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20130912 |