CN202448599U - Straight line drawing tool for teaching - Google Patents
Straight line drawing tool for teaching Download PDFInfo
- Publication number
- CN202448599U CN202448599U CN2012200818990U CN201220081899U CN202448599U CN 202448599 U CN202448599 U CN 202448599U CN 2012200818990 U CN2012200818990 U CN 2012200818990U CN 201220081899 U CN201220081899 U CN 201220081899U CN 202448599 U CN202448599 U CN 202448599U
- Authority
- CN
- China
- Prior art keywords
- straight line
- teaching
- line drawing
- drawing tool
- support body
- 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 provides a straight line drawing tool for teaching, belonging to a teaching instrument. The straight line drawing tool structurally comprises a frame body, wherein a pen holding frame is aslant arranged on the top part of the frame; the cross section of the pen holding frame is U-shaped; the U-shaped opening is fixed by a hand twisting screw; two rotary wheels are fixed at the lower side of the frame; and the two rotary wheels are arranged in parallel. Compared with the prior art, the straight line drawing tool for teaching has the characteristics of reasonable design, simple structure, use convenience and the like; straight lines can be drawn simply and conveniently; cumbersome steps are omitted; and the straight line drawing tool has good popularization and use values.
Description
Technical field
The utility model relates to a kind of teaching aid, and the straight line scoring tool is used in a kind of specifically teaching simple in structure.
Background technology
In the school instruction of prior art, picture is the thing of often doing, and especially draws straight line.On the primary school Chinese class; The Language Teacher will instruct the regular ways of writing of the Chinese phonetic alphabet, will on blackboard, draw three lines of four lines, at present; Chalk then is a requisite stationery in the writing on the blackboard process; The teacher needs chalk to cooperate instrument completion such as ruler when line, and the writing on the blackboard process is comparatively loaded down with trivial details, and mapping efficient is lower.
Summary of the invention
The technical assignment of the utility model is the deficiency that solves prior art, provides a kind of and is skillfully constructed, imparts knowledge to students and use the straight line scoring tool.
The technical scheme of the utility model realizes by following mode; The straight line scoring tool is used in teaching, and its structure comprises support body, and said support body top is obliquely installed one and puts penholder; This cross section of putting penholder is " U " shape; Fix through hand tighten screw between its " U " shape opening, the downside of said support body is fixed with two runners, and two runners laterally arrange.
A guide pad is fixed in the front side of said support body, the bottom side of this guide pad and runner bottom side flush.
The beneficial effect that the utility model is compared with prior art produced is:
The teaching of the utility model with the straight line scoring tool have simple in structure, easy to use, be skillfully constructed, etc. characteristics, chalk or chalk sleeve are placed in the penholder, then through two parallel runners and guide pad; Make whole frame body move horizontally; The next line that draws is straight, does not need during mapping to come the picture straight line with ruler, and use is simple and convenient; Save a lot of loaded down with trivial details steps, have good value for applications.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model.
Mark in the accompanying drawing is represented respectively:
1, puts penholder, 2, hand tighten screw, 3, support body, 4, runner, 5, guide pad.
The specific embodiment
Below in conjunction with accompanying drawing the teaching of the utility model is done following the detailed description with the straight line scoring tool.
Shown in accompanying drawing 1, the straight line scoring tool is used in teaching, and its structure comprises support body 3; Said support body 3 tops are obliquely installed one and put penholder 1, and this cross section of putting penholder 1 is " U " shape, and are fixing through hand tighten screw 2 between its " U " shape opening; The downside of said support body 3 is fixed with 4, two runners 4 of two runners and laterally arranges, and this structure setting can guarantee that whole frame body 3 moves horizontally; The straight line standard that assurance is drawn and; A guide pad 5 is fixed in the front side of said support body 3, the bottom side of this guide pad 5 and runner 4 bottom side flush, and guide pad 5 is used for the assisted calibration straight line.
Claims (2)
1. the straight line scoring tool is used in teaching; It is characterized in that its structure comprises support body; Said support body top is obliquely installed one and puts penholder, and this cross section of putting penholder is " U " shape, fixes through hand tighten screw between its " U " shape opening; The downside of said support body is fixed with two runners, and two runners laterally arrange.
2. the straight line scoring tool is used in teaching according to claim 1, it is characterized in that the fixing guide pad in front side of said support body, and the bottom side of this guide pad is equal with the runner bottom side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200818990U CN202448599U (en) | 2012-03-07 | 2012-03-07 | Straight line drawing tool for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200818990U CN202448599U (en) | 2012-03-07 | 2012-03-07 | Straight line drawing tool for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202448599U true CN202448599U (en) | 2012-09-26 |
Family
ID=46864489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200818990U Expired - Fee Related CN202448599U (en) | 2012-03-07 | 2012-03-07 | Straight line drawing tool for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202448599U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891175A (en) * | 2018-07-09 | 2018-11-27 | 陈烁 | Wheeled drawing beeline ruler |
-
2012
- 2012-03-07 CN CN2012200818990U patent/CN202448599U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891175A (en) * | 2018-07-09 | 2018-11-27 | 陈烁 | Wheeled drawing beeline ruler |
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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 |
Granted publication date: 20120926 Termination date: 20150307 |
|
| EXPY | Termination of patent right or utility model |