CN204438951U - A kind of multi-function protractor - Google Patents
A kind of multi-function protractor Download PDFInfo
- Publication number
- CN204438951U CN204438951U CN201520133836.9U CN201520133836U CN204438951U CN 204438951 U CN204438951 U CN 204438951U CN 201520133836 U CN201520133836 U CN 201520133836U CN 204438951 U CN204438951 U CN 204438951U
- Authority
- CN
- China
- Prior art keywords
- transverse slat
- arc
- deep
- ruler
- chip breaker
- 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
Links
Abstract
The utility model discloses a kind of multi-function protractor, comprise a transverse slat and be arranged on the arc above transverse slat, the bottom surface of described transverse slat is provided with an accommodating groove, a ruler with a scale is provided with in accommodating groove, one end of ruler is flexibly connected with transverse slat by rotating shaft, the ledge of described accommodating groove is arranged with the recess for opening ruler, a deep-slotted chip breaker is provided with above described arc, a slide block for sliding in deep-slotted chip breaker is provided with in deep-slotted chip breaker, slide block is provided with one for the through hole of fixing chalk, the same side of described arc and transverse slat is provided with the anti-skid rubber cushion for preventing protractor from skidding.The utility model compared with prior art, advantageously: in original transverse slat, with the addition of a ruler, is convenient to the angle of the different size of picture; Arc is provided with deep-slotted chip breaker, is convenient to picture camber line like this, be provided with anti-skid rubber cushion in the side of transverse slat and arc, can prevent protractor and blackboard in the process used from skidding like this.
Description
Technical field
The utility model relates to teaching aid field, particularly relates to a kind of multi-function protractor.
Background technology
The protractor used in teaching process at present, function ratio is more single, can not meet the demand of present people, and in the process used, easily skids between protractor and blackboard.
In sum, for the defect of prior art, a kind of multi-function protractor of special needs.
Utility model content
The utility model, in order to solve the problem of prior art, provides a kind of multi-function protractor.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of multi-function protractor, comprise a transverse slat and be arranged on the arc above transverse slat, the bottom surface of described transverse slat is provided with an accommodating groove, a ruler with a scale is provided with in accommodating groove, one end of ruler is flexibly connected with transverse slat by rotating shaft, the ledge of described accommodating groove is arranged with the recess for opening ruler, a deep-slotted chip breaker is provided with above described arc, a slide block for sliding in deep-slotted chip breaker is provided with in deep-slotted chip breaker, slide block is provided with one for the through hole of fixing chalk, the same side of described arc and transverse slat is provided with the anti-skid rubber cushion for preventing protractor from skidding.
In the utility model preferred embodiment, described recess is arc.
In the utility model preferred embodiment, described in the transverse slat be positioned at below arc be provided with handle.
The utility model compared with prior art, advantageously: a kind of multi-function protractor described in the utility model, comprise a transverse slat and be arranged on the arc above transverse slat, the bottom surface of described transverse slat is provided with an accommodating groove, a ruler with a scale is provided with in accommodating groove, one end of ruler is flexibly connected with transverse slat by rotating shaft, the ledge of described accommodating groove is arranged with the recess for opening ruler, a deep-slotted chip breaker is provided with above described arc, a slide block for sliding in deep-slotted chip breaker is provided with in deep-slotted chip breaker, slide block is provided with one for the through hole of fixing chalk, the same side of described arc and transverse slat is provided with the anti-skid rubber cushion for preventing protractor from skidding.The utility model with the addition of a ruler in original transverse slat, is convenient to picture straight line like this, and when ruler is to inner rotary, can also draw the angle of different size; Arc is provided with a deep-slotted chip breaker, and deep-slotted chip breaker is provided with slide block, can insert in the through hole of slide block by chalk like this, be convenient to picture camber line like this; Be provided with anti-skid rubber cushion at the back side of transverse slat and arc plate, like this in the process used, not easily skid between protractor and blackboard, this is a kind of new technical scheme, is convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is expansion schematic diagram of the present utility model;
Reference numeral is
1, transverse slat; 2, arc; 3, accommodating groove; 4, scale; 5, ruler; 6, rotating shaft;
7, recess; 8, deep-slotted chip breaker; 9, slide block; 10, through hole; 11, handle.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
As shown in Figure 1, a kind of multi-function protractor described in the utility model, the arc 2 comprising a transverse slat 1 and be arranged on above transverse slat 1, the bottom surface of described transverse slat 1 is provided with an accommodating groove 3, the ruler 5 of one with a scale 4 is provided with in accommodating groove 3, one end of ruler 5 is flexibly connected with transverse slat 1 by rotating shaft 6, the ledge of described accommodating groove 4 is arranged with the recess 7 for opening ruler 5, a deep-slotted chip breaker 8 is provided with above described arc 2, be provided with in deep-slotted chip breaker 8 one in deep-slotted chip breaker 8 slide slide block 9, slide block 9 is provided with one for the through hole 10 of fixing chalk, described arc 2 and the same side of transverse slat 1 are provided with the anti-skid rubber cushion for preventing protractor from skidding.
By a kind of preferred version of the present utility model, described recess 7 is arc.
By a kind of preferred version of the present utility model, described in the transverse slat 1 be positioned at below arc 2 be provided with handle 11.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a multi-function protractor, it is characterized in that, comprise a transverse slat (1) and be arranged on the arc (2) above transverse slat (1), the bottom surface of described transverse slat (1) is provided with an accommodating groove (3), the ruler (5) of one (4) with a scale is provided with in accommodating groove (3), one end of ruler (5) is flexibly connected with transverse slat (1) by rotating shaft (6), the ledge of described accommodating groove (4) is arranged with the recess (7) for opening ruler (5), a deep-slotted chip breaker (8) is provided with above described arc (2), be provided with in deep-slotted chip breaker (8) one in deep-slotted chip breaker (8) slide slide block (9), slide block (9) is provided with one for the through hole (10) of fixing chalk, described arc (2) is provided with the anti-skid rubber cushion for preventing protractor from skidding with the same side of transverse slat (1).
2. a kind of multi-function protractor according to claim 1, is characterized in that, described recess (7) is arc.
3. a kind of multi-function protractor according to claim 1, is characterized in that, described in the transverse slat (1) be positioned at below arc (2) be provided with handle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520133836.9U CN204438951U (en) | 2015-03-05 | 2015-03-05 | A kind of multi-function protractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520133836.9U CN204438951U (en) | 2015-03-05 | 2015-03-05 | A kind of multi-function protractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204438951U true CN204438951U (en) | 2015-07-01 |
Family
ID=53606804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520133836.9U Expired - Fee Related CN204438951U (en) | 2015-03-05 | 2015-03-05 | A kind of multi-function protractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204438951U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476497A (en) * | 2016-11-10 | 2017-03-08 | 陈征瀚 | A kind of Multifunctional angle scale |
| CN108917511A (en) * | 2018-07-17 | 2018-11-30 | 苏州科技大学 | A kind of architectural design measuring scale |
-
2015
- 2015-03-05 CN CN201520133836.9U patent/CN204438951U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476497A (en) * | 2016-11-10 | 2017-03-08 | 陈征瀚 | A kind of Multifunctional angle scale |
| CN108917511A (en) * | 2018-07-17 | 2018-11-30 | 苏州科技大学 | A kind of architectural design measuring scale |
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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: 20150701 Termination date: 20160305 |