CN203172227U - Simple pencil sleeve - Google Patents
Simple pencil sleeve Download PDFInfo
- Publication number
- CN203172227U CN203172227U CN 201320110525 CN201320110525U CN203172227U CN 203172227 U CN203172227 U CN 203172227U CN 201320110525 CN201320110525 CN 201320110525 CN 201320110525 U CN201320110525 U CN 201320110525U CN 203172227 U CN203172227 U CN 203172227U
- Authority
- CN
- China
- Prior art keywords
- pencil
- cylindrical shell
- barrel body
- rotating disc
- pencil sleeve
- 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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Abstract
The utility model relates to the study tool field, in particular to a simple pencil sleeve which comprises a barrel body. The simple pencil sleeve is characterized in that the barrel body is a convolution vane with the two disconnected ends, one end of the barrel body is provided with a rotating disk fixing the convolution vane, and a rotating shaft is arranged on the top surface of the rotating disk. The simple pencil sleeve is simple in structure, convenient to use, reasonable in design, and flexible to apply. Moreover, the stump of a pencil can be lengthened conveniently, resources are saved, the thickness of the barrel body can be adjusted, and the simple pencil sleeve is suitable for being used by pencils of different types.
Description
(1) technical field
The utility model relates to the schooling apparatus field, particularly a kind of Simple pencil cover.
(2) background technology
Pencil is with graphite or adds the pen core that the clay of pigment makes is writing medium, is used for writing or draw tool of study, office, Graphing of Engineering, the fine arts, drawing, various marks etc., and it is with a long history and of many uses.
Though propelling pencil has obtained to use widely, traditional pencil is still in occupation of important position.Traditional pencil exists some problems in use, and pencil can be write shorter and shorter, so will grip use when not using, have to lose this moment, causes waste and environmental pollution.
(3) summary of the invention
The utility model provides a kind of Simple pencil cover simple in structure, easy to use in order to remedy the deficiencies in the prior art.
The utility model is achieved by the following technical solution:
A kind of Simple pencil cover comprises cylindrical shell, it is characterized in that: described cylindrical shell is the swirl vanes that two ends do not join, and cylindrical shell one end is provided with the fixedly rotating disc of swirl vanes, and the rotating disc end face is provided with rotating shaft.
The utility model cylindrical shell is set to the form of swirl vanes, by the rotation degree of rotating disc control swirl vanes, and the diameter that is used for regulating cylindrical shell, the rotation that is provided for rotating disc of rotating shaft and fixing realizes the fixing of barrel diameter.
More excellent scheme of the present utility model is:
What described rotating disc bottom was provided with corresponding swirl vanes returns the type groove, and swirl vanes is inserted in back in the type groove, and the rotation realization swirl vanes by rotating disc is driven, and operates more accurate, easy.
The utility model is simple in structure, easy to use, and is reasonable in design, and applying flexible is convenient to realize the lengthening of pencil stub, economizes on resources, and the cylindrical shell thickness is adjustable, is applicable to that the pencil of different model uses.
(4) description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is structural representation of the present utility model.
Among the figure, 1 cylindrical shell, 2 rotating discs, 3 rotating shafts.
(5) specific embodiment
Accompanying drawing is a kind of specific embodiment of the present utility model.This embodiment comprises cylindrical shell 1, and the swirl vanes that described cylindrical shell 1 does not join for two ends, cylindrical shell 1 one ends are provided with the fixedly rotating disc 2 of swirl vanes, and rotating disc 2 end faces are provided with rotating shaft 3; Described rotating disc 2 bottoms are provided with time type groove of corresponding swirl vanes.
When pencil use to very short, when being inconvenient to grip; socket cylindrical shell 1 of the present utility model on the termination of pencil; rotate rotating disc 2 by rotating shaft 3, the swirl vanes that is positioned at 2 times type grooves of rotating disc rotates thereupon, has realized the adjusting of barrel diameter; it is matched with the pencil diameter that uses; be to be convenient to the gripping of pencil, in order to further use under the situation that pencil is combined as a whole; save resource, protected environment.
Claims (2)
1. Simple pencil cover, comprise cylindrical shell (1), it is characterized in that: the swirl vanes that described cylindrical shell (1) does not join for two ends, cylindrical shell (1) one end is provided with the fixedly rotating disc of swirl vanes (2), and rotating disc (2) end face is provided with rotating shaft (3).
2. Simple pencil cover according to claim 1 is characterized in that: what described rotating disc (2) bottom was provided with corresponding swirl vanes returns the type groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110525 CN203172227U (en) | 2013-03-12 | 2013-03-12 | Simple pencil sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110525 CN203172227U (en) | 2013-03-12 | 2013-03-12 | Simple pencil sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203172227U true CN203172227U (en) | 2013-09-04 |
Family
ID=49068975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320110525 Expired - Fee Related CN203172227U (en) | 2013-03-12 | 2013-03-12 | Simple pencil sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203172227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103660708A (en) * | 2014-01-06 | 2014-03-26 | 但姝 | Pencil lengthening sleeve |
-
2013
- 2013-03-12 CN CN 201320110525 patent/CN203172227U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103660708A (en) * | 2014-01-06 | 2014-03-26 | 但姝 | Pencil lengthening sleeve |
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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: 20130904 Termination date: 20140312 |