CN204641165U - Student uses Civil Engineering Drawing pen - Google Patents
Student uses Civil Engineering Drawing pen Download PDFInfo
- Publication number
- CN204641165U CN204641165U CN201520044445.XU CN201520044445U CN204641165U CN 204641165 U CN204641165 U CN 204641165U CN 201520044445 U CN201520044445 U CN 201520044445U CN 204641165 U CN204641165 U CN 204641165U
- Authority
- CN
- China
- Prior art keywords
- cap
- penholder
- brush
- pen core
- lead
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of student and use Civil Engineering Drawing pen, comprise cap, penholder, nib, pen core sleeve, cap and nib are arranged on the two ends of penholder, pen core sleeve is arranged in penholder, also comprise the cap for brush, bearing pin and lead for retractable pencil, pin-and-hole is provided with at the middle part of penholder, the end of the cap for brush is provided with jack, cap for brush end is hinged in the middle part of penholder by bearing pin is active, lead for retractable pencil is arranged in pen core sleeve and nib is stretched out in end, the top of the cap for brush is provided with movable pencil sharpener and is arranged on the edge of a knife extension and contraction control bar of the control activity pencil sharpener edge of a knife on the cap for brush, the top of lead for retractable pencil is arranged in movable pencil sharpener.Structure of the present utility model is simple; reasonable in design; pen core can be stretched out do not broken when falling on the ground by available protecting; and movable pencil sharpener and edge of a knife extension and contraction control bar is provided with at the top of the cap for brush; more can change a social system setting-out; also can ensure that setting-out processed is neat simultaneously, the attractive in appearance and fine homogeneous of engineering drawing quality of painting, easy to use.
Description
Technical field
The utility model belongs to Civil Engineering Drawing field of tool, is specifically related to a kind of student and uses Civil Engineering Drawing pen.
Background technology
The Graphing of Engineering pen of prior art is mainly Wood pencil, is easier to just be broken by pen core when landing falls on the ground, and draw time also exist line weight differ or linear single wait deficiency, the needs of more difficult adaptation Graphing of Engineering.
Summary of the invention
It is simple that the purpose of this utility model is to provide a kind of structure, can change linear student and use Civil Engineering Drawing pen.
The technical scheme realizing the utility model object is: a kind of student uses Civil Engineering Drawing pen, comprise cap, penholder, nib, pen core sleeve, described cap and nib are arranged on the two ends of described penholder, described pen core sleeve is arranged in described penholder, also comprise the cap for brush, bearing pin and lead for retractable pencil, pin-and-hole is provided with at the middle part of described penholder, the end of the described cap for brush is provided with jack, cap for brush end is hinged in the middle part of described penholder by described bearing pin is active, described lead for retractable pencil is arranged in described pen core sleeve and described nib is stretched out in end, the top of the described cap for brush is provided with movable pencil sharpener and is arranged on the edge of a knife extension and contraction control bar described cap for brush controlling the described movable pencil sharpener edge of a knife, the top of described lead for retractable pencil is arranged in described movable pencil sharpener.
Also comprise the gripping sleeve for clamping lead for retractable pencil head, described gripping sleeve to be arranged in described penholder and between described nib and described pen core sleeve.
Be provided with annular internal projection in described penholder, the front end outer side of described pen core sleeve is provided with annular outer and rises, between described annular internal projection and described annular outer rise, be provided with spring.
The cross section of described lead for retractable pencil is rectangle.
The utility model has positive effect: structure of the present utility model is simple; reasonable in design; pen core can be stretched out do not broken when falling on the ground by available protecting; and movable pencil sharpener and edge of a knife extension and contraction control bar is provided with at the top of the cap for brush; more can change a social system setting-out; also can ensure that setting-out processed is neat simultaneously, the attractive in appearance and fine homogeneous of engineering drawing quality of painting, easy to use.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
(embodiment 1)
Fig. 1 shows a kind of detailed description of the invention of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of student uses Civil Engineering Drawing pen, comprise cap 1, penholder 2, nib 3, pen core sleeve 4, described cap 1 and nib 3 are arranged on the two ends of described penholder 2, described pen core sleeve 4 is arranged in described penholder 2, also comprise the cap for brush 5, bearing pin 6 and lead for retractable pencil 7, pin-and-hole 21 is provided with at the middle part of described penholder 2, the end of the described cap for brush 5 is provided with jack 51, the cap for brush 5 end is hinged in the middle part of described penholder 2 by described bearing pin 6 is active, bearing pin is plugged in jack and pin-and-hole, the cap for brush and penholder are fixed, described lead for retractable pencil 7 is arranged in described pen core sleeve 4 and end stretches out described written 3, the top of the described cap for brush 5 is provided with movable pencil sharpener 8 and is arranged on the edge of a knife extension and contraction control bar 9 described cap for brush 5 controlling described movable pencil sharpener 8 edge of a knife, the top of described lead for retractable pencil 7 is arranged in described movable pencil sharpener 8.It is reasonable in design, can stretch out pen core and is not broken when falling on the ground by available protecting, and be provided with movable pencil sharpener and edge of a knife extension and contraction control bar at the top of the cap for brush; more can change a social system setting-out; also can ensure that setting-out processed is neat simultaneously, the attractive in appearance and fine homogeneous of engineering drawing quality of painting, easy to use.
Also comprise the gripping sleeve 10 for clamping lead for retractable pencil 7, described gripping sleeve 10 to be arranged in described penholder 2 and between described written 3 and described pen core sleeve 4.Be provided with gripping sleeve, can lead for retractable pencil be clamped, prevent it from skidding off downwards and drop out pen core sleeve, simultaneously for also shifting out lead for retractable pencil head downwards provides necessary basis automatically.
Be provided with annular internal projection 22 in described penholder 2, the front end outer side of described pen core sleeve 4 is provided with annular outer and plays 41, between described annular internal projection 22 and described annular outer play 41, be provided with spring 11.
The cross section of described lead for retractable pencil 7 is rectangle.Easy to use, can change linear by pencil sharpener, also can be pruned nib by pencil sharpener, conveniently draw rectangular lines.
Described penholder 2 is prism setting.Can effectively prevent the landing from falling on the ground.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection domain of the present utility model.
Claims (4)
1. a student uses Civil Engineering Drawing pen, comprise cap, penholder, nib, pen core sleeve, described cap and nib are arranged on the two ends of described penholder, described pen core sleeve is arranged in described penholder, it is characterized in that: also comprise the cap for brush, bearing pin and lead for retractable pencil, pin-and-hole is provided with at the middle part of described penholder, the end of the described cap for brush is provided with jack, cap for brush end is hinged in the middle part of described penholder by described bearing pin is active, described lead for retractable pencil is arranged in described pen core sleeve and described nib is stretched out in end, the top of the described cap for brush is provided with movable pencil sharpener and is arranged on the edge of a knife extension and contraction control bar described cap for brush controlling the described movable pencil sharpener edge of a knife, the top of described lead for retractable pencil is arranged in described movable pencil sharpener, also comprise the gripping sleeve for clamping lead for retractable pencil head, described gripping sleeve is arranged in described penholder, and between described nib and described pen core sleeve.
2. student according to claim 1 uses Civil Engineering Drawing pen, it is characterized in that: in described penholder, be provided with annular internal projection, the front end outer side of described pen core sleeve is provided with annular outer and rises, between described annular internal projection and described annular outer rise, be provided with spring.
3. student according to claim 2 uses Civil Engineering Drawing pen, it is characterized in that: the cross section of described lead for retractable pencil is rectangle.
4. student according to claim 3 uses Civil Engineering Drawing pen, it is characterized in that: described penholder is that prism is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044445.XU CN204641165U (en) | 2015-01-22 | 2015-01-22 | Student uses Civil Engineering Drawing pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044445.XU CN204641165U (en) | 2015-01-22 | 2015-01-22 | Student uses Civil Engineering Drawing pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204641165U true CN204641165U (en) | 2015-09-16 |
Family
ID=54093940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520044445.XU Expired - Fee Related CN204641165U (en) | 2015-01-22 | 2015-01-22 | Student uses Civil Engineering Drawing pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204641165U (en) |
-
2015
- 2015-01-22 CN CN201520044445.XU patent/CN204641165U/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 | ||
| 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: 20150916 Termination date: 20170122 |