CN201833702U - Automatic pencil - Google Patents
Automatic pencil Download PDFInfo
- Publication number
- CN201833702U CN201833702U CN2010205296748U CN201020529674U CN201833702U CN 201833702 U CN201833702 U CN 201833702U CN 2010205296748 U CN2010205296748 U CN 2010205296748U CN 201020529674 U CN201020529674 U CN 201020529674U CN 201833702 U CN201833702 U CN 201833702U
- Authority
- CN
- China
- Prior art keywords
- lead
- retractable pencil
- pencil
- tube
- pipe
- 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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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model discloses an automatic pencil belonging to learning supplies and mainly solving the problem that the common pencil needs to consume a large amount of wood. The automatic pencil structurally comprises a pen tube and a lead tube, and is characterized in that a thread is arranged at the part on the inner wall of the cylindrical pen tube close to an upper port, a rectangular slot is arranged at the lower end of the lead tube, the upper end of the lead tube is fixedly arranged on a knob, a thread matched with the thread of the pen tube is arranged at the lower part of the knob, and a lead is arranged in the lead tube. The rotary automatic pencil has the characteristics of novel design and convenience for use, thus having good promotion and application values.
Description
Technical field
The utility model relates to a kind of study article, specifically is a kind of propelling pencil.
Background technology
Trees in the world are along with people's excessive and random lumbering is fewer and feweri, and the utilizable trees of people are fewer and feweri, and nowadays most pencil all is to make penholder with wood, and along with penholder has just been cut not, wood just cannot utilize again, has consumed a lot of timber.In addition, need cut out wood pen holder when wooden pencil uses, sharpening a pencil with pocket knife when children use to exist potential safety hazard.
The utility model content
The purpose of this utility model is to use the shortcoming of a large amount of timber of common pencil consumption that a kind of propelling pencil is provided in order to overcome, and this propelling pencil has modern design, characteristics easy to use.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of propelling pencil, comprise the shaft of a writing brush and lead for retractable pencil pipe, it is characterized in that, columnar shaft of a writing brush inwall has screw thread near the part of upper port, there is rectangular channel the lower end of lead for retractable pencil pipe, the upper end of lead for retractable pencil pipe is fixedly mounted on the knob, and the knob bottom is provided with the screw thread with shaft of a writing brush threaded engagement, and lead for retractable pencil is contained in the lead for retractable pencil pipe.
The beneficial effects of the utility model are: before using lead for retractable pencil is put into the lead for retractable pencil pipe from the lower port of lead for retractable pencil pipe, lead for retractable pencil leaves certain-length outside the lead for retractable pencil pipe, the lead for retractable pencil pipe is put in the shaft of a writing brush, tighten knob, the lower end of lead for retractable pencil pipe is fixing firmly with lead for retractable pencil under the extruding of shaft of a writing brush inwall, and lead for retractable pencil can not be slided.
Description of drawings
Accompanying drawing 1 is a main TV structure schematic diagram of the present utility model;
Description of reference numerals: 1 shaft of a writing brush, 2 knobs, 3 lead for retractable pencil pipes, 4 lead for retractable pencils, 5 rectangular channels, 6 screw threads.
The specific embodiment
As shown in Figure 1, a kind of propelling pencil, this pencil comprises the shaft of a writing brush 1 and lead for retractable pencil pipe 3, it is characterized in that, the described columnar shaft of a writing brush 1 inwall has screw thread 6 near the part of upper port, and there is rectangular channel 5 lower end of lead for retractable pencil pipe 3, and the upper end of lead for retractable pencil pipe 3 is fixedly mounted on the knob 2, knob 2 bottoms are provided with the screw thread with shaft of a writing brush threaded engagement, and lead for retractable pencil 4 is contained in the lead for retractable pencil pipe 3.Before using lead for retractable pencil 4 is put into lead for retractable pencil pipe 3 from the lower port of lead for retractable pencil pipe 3, lead for retractable pencil 4 leaves certain-length outside lead for retractable pencil pipe 3, lead for retractable pencil pipe 3 is put in the shaft of a writing brush 1, tightens knob 2, the lower end of lead for retractable pencil pipe 3 is fixing firmly with lead for retractable pencil 4 under the extruding of the shaft of a writing brush 1 inwall, and lead for retractable pencil 4 can not be slided.
Propelling pencil of the present utility model has modern design, characteristics easy to use.
Claims (1)
1. propelling pencil, comprise the shaft of a writing brush and lead for retractable pencil pipe, it is characterized in that, columnar shaft of a writing brush inwall has screw thread near the part of upper port, there is rectangular channel the lower end of lead for retractable pencil pipe, the upper end of lead for retractable pencil pipe is fixedly mounted on the knob, and the knob bottom is provided with the screw thread with shaft of a writing brush threaded engagement, and lead for retractable pencil is contained in the lead for retractable pencil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205296748U CN201833702U (en) | 2010-09-15 | 2010-09-15 | Automatic pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205296748U CN201833702U (en) | 2010-09-15 | 2010-09-15 | Automatic pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201833702U true CN201833702U (en) | 2011-05-18 |
Family
ID=44003796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205296748U Expired - Fee Related CN201833702U (en) | 2010-09-15 | 2010-09-15 | Automatic pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201833702U (en) |
-
2010
- 2010-09-15 CN CN2010205296748U patent/CN201833702U/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: 20110518 Termination date: 20110915 |