CN204263759U - A kind of telescopic pen - Google Patents
A kind of telescopic pen Download PDFInfo
- Publication number
- CN204263759U CN204263759U CN201420642583.3U CN201420642583U CN204263759U CN 204263759 U CN204263759 U CN 204263759U CN 201420642583 U CN201420642583 U CN 201420642583U CN 204263759 U CN204263759 U CN 204263759U
- Authority
- CN
- China
- Prior art keywords
- shell
- end cap
- rear end
- left end
- screw rod
- 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 relates to a kind of telescopic pen, comprise a shell, drive end bearing bracket and rear end cap, the inside of shell is provided with pigment rod, described drive end bearing bracket is fastened on the left end of a shell, rear end cap is stretched into by a shell right-hand member and is stuck in the inside of a shell, and the outer wall of rear end cap is provided with two axial bar grooves be arranged symmetrically with near left end place, and the inwall of rear end cap is provided with some circle ridges near left end place, the inside of rear end cap is provided with the intermeshing screw rod with ridge, and the left end of screw rod is connected with pigment rod.Telescopic reasonable in design of the present utility model, arranges telescopic screw rod in the inside of a shell, and rotate rear end cap, screw rod outwards or inwardly stretches, thus drives pigment rod flexible, and delicate structure is both artistic and practical.
Description
Technical field
The utility model relates to a kind of telescopic pen.
Background technology
Oil colour rod is teaching instrument indispensable in the middle of school eduaction teaching.Nowadays, pigment rod also has a variety of, coloured pigment rod, has dustless pigment rod etc., at pattern with functionally all emerge in an endless stream.But when user is easy to when using pigment rod hand of making dirty, and along with the use of pigment rod in writing process, shorter and shorter, use very inconvenient, throw away and cause waste, in order to solve the problem, people investigated telescopic pigment rod cover, for fixing pigment rod, although solve the problems referred to above, but existing pigment rod cover stretch mode is simple, and structure is also built on the sand, very impracticable.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of telescopic pen.
Telescopic pen of the present utility model, comprise a shell, drive end bearing bracket and rear end cap, the inside of shell is provided with pigment rod, described drive end bearing bracket is fastened on the left end of a shell, rear end cap is stretched into by a shell right-hand member and is stuck in the inside of a shell, and the outer wall of rear end cap is provided with two axial bar grooves be arranged symmetrically with near left end place, and the inwall of rear end cap is provided with some circle ridges near left end place, the inside of rear end cap is provided with the intermeshing screw rod with ridge, and the left end of screw rod is connected with pigment rod.
Telescopic pen of the present utility model, the outer wall of described shell is provided with a circle front boss near left end place, and the inwall of drive end bearing bracket is provided with the convex tendon that a circle and front boss cooperatively interact, and drive end bearing bracket is fixed on a shell mutually by convex tendon and front boss.
Telescopic pen of the present utility model, the inwall of described shell is provided with a circle rear boss near right-hand member place, the outer wall of rear end cap is provided with near center the draw-in groove that a circle and rear boss cooperatively interact, the right-hand member of shell is fixed on rear end cap by rear boss and draw-in groove mutually, rear end cap outer wall on the right side of draw-in groove is provided with seal groove, arranges sealing ring in seal groove.
Telescopic pen of the present utility model, the outer wall of described screw rod is provided with first step, second step and the 3rd step successively near left end place, the external diameter of first step is greater than the left port internal diameter with rear end cap, and the right-hand member that second step and the 3rd step are fixed on pigment rod is inner.
Compared with prior art the beneficial effects of the utility model are: telescopic reasonable in design of the present utility model, arranges telescopic screw rod in the inside of a shell, rotate rear end cap, screw rod outwards or inwardly stretches, thus drive pigment rod flexible, and delicate structure, both artistic and practical.
Accompanying drawing explanation
Fig. 1 is one of structural representation of a kind of telescopic pen described in the utility model embodiment;
Fig. 2 is the structural representation two of a kind of telescopic pen described in the utility model embodiment;
Fig. 3 is the syndeton schematic diagram of rear end cap and screw rod in a kind of telescopic pen described in the utility model embodiment.
In figure:
1, a shell; 2, drive end bearing bracket; 3, rear end cap; 4, pigment rod; 5, axial bar groove; 6, ridge; 7, screw rod; 8, front boss; 9, convex tendon; 10, rear boss; 11, draw-in groove; 12, seal groove; 13, sealing ring; 14, first step; 15, second step; 16, the 3rd step.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
As Figure 1-3, a kind of telescopic pen, comprise a shell 1, drive end bearing bracket 2 and rear end cap 3, the inside of shell 1 is provided with pigment rod 4, described drive end bearing bracket 2 is fastened on the left end of a shell 1, rear end cap 3 is stretched into by a shell 1 right-hand member and is stuck in the inside of a shell 1, the outer wall of rear end cap 3 is provided with two axial bar grooves 5 be arranged symmetrically with near left end place, the inwall of rear end cap 3 is provided with some circle ridges 6 near left end place, the inside of rear end cap 3 is provided with the intermeshing screw rod 7 with ridge 6, and the left end of screw rod 7 is connected with pigment rod 4.
Telescopic pen of the present utility model, the outer wall of described shell 1 is provided with a circle front boss 8 near left end place, the inwall of drive end bearing bracket 2 is provided with the convex tendon 9 that a circle and front boss 8 cooperatively interact, and drive end bearing bracket 2 is fixed on a shell 1 mutually by convex tendon 9 and front boss 8.
Telescopic pen of the present utility model, the inwall of described shell 1 is provided with a circle rear boss 10 near right-hand member place, the outer wall of rear end cap 3 is provided with near center the draw-in groove 11 that a circle and rear boss 10 cooperatively interact, the right-hand member of shell 1 is fixed on rear end cap 3 by rear boss 10 and draw-in groove 11 mutually, rear end cap 3 outer wall on the right side of draw-in groove 11 is provided with seal groove 12, arranges sealing ring 13 in seal groove 12.
Telescopic pen of the present utility model, the outer wall of described screw rod 7 is provided with first step 14, second step 15 and the 3rd step 16 successively near left end place, the external diameter of first step 14 is greater than the left port internal diameter with rear end cap 3, and the right-hand member that second step 15 and the 3rd step 16 are fixed on pigment rod 4 is inner.
Telescopic reasonable in design of the present utility model, arranges telescopic screw rod in the inside of a shell, rotates rear end cap, screw rod outwards or inwardly stretches, thus drives pigment rod flexible, delicate structure, both artistic and practical, in order to play sealing effectiveness, sealing ring is set at rear end cap and the junction of a shell.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (4)
1. a telescopic pen, comprise a shell (1), drive end bearing bracket (2) and rear end cap (3), the inside of shell (1) is provided with pigment rod (4), it is characterized in that: described drive end bearing bracket (2) is fastened on the left end of a shell (1), rear end cap (3) is stretched into by a shell (1) right-hand member and is stuck in the inside of a shell (1), the outer wall of rear end cap (3) is provided with two axial bar grooves (5) be arranged symmetrically with near left end place, the inwall of rear end cap (3) is provided with some circle ridges (6) near left end place, the inside of rear end cap (3) is provided with and ridge (6) intermeshing screw rod (7), the left end of screw rod (7) is connected with pigment rod (4).
2. telescopic pen according to claim 1, it is characterized in that: the outer wall of described shell (1) is provided with a circle front boss (8) near left end place, the inwall of drive end bearing bracket (2) is provided with the convex tendon (9) that a circle and front boss (8) cooperatively interact, and drive end bearing bracket (2) is fixed on a shell (1) mutually by convex tendon (9) and front boss (8).
3. telescopic pen according to claim 1, it is characterized in that: the inwall of described shell (1) is provided with a circle rear boss (10) near right-hand member place, the outer wall of rear end cap (3) is provided with near center the draw-in groove (11) that a circle and rear boss (10) cooperatively interact, the right-hand member of shell (1) is fixed on rear end cap (3) by rear boss (10) and draw-in groove (11) mutually, rear end cap (3) outer wall on draw-in groove (11) right side is provided with seal groove (12), sealing ring (13) is set in seal groove (12).
4. telescopic pen according to claim 1, it is characterized in that: the outer wall of described screw rod (7) is provided with first step (14), second step (15) and the 3rd step (16) successively near left end place, the external diameter of first step (14) is greater than the left port internal diameter with rear end cap (3), and the right-hand member that second step (15) and the 3rd step (16) are fixed on pigment rod (4) is inner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420642583.3U CN204263759U (en) | 2014-11-02 | 2014-11-02 | A kind of telescopic pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420642583.3U CN204263759U (en) | 2014-11-02 | 2014-11-02 | A kind of telescopic pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204263759U true CN204263759U (en) | 2015-04-15 |
Family
ID=52798653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420642583.3U Expired - Fee Related CN204263759U (en) | 2014-11-02 | 2014-11-02 | A kind of telescopic pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204263759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038145A (en) * | 2019-12-31 | 2020-04-21 | 杭州川川笔业有限公司 | Line control pen |
-
2014
- 2014-11-02 CN CN201420642583.3U patent/CN204263759U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038145A (en) * | 2019-12-31 | 2020-04-21 | 杭州川川笔业有限公司 | Line control 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20171102 |