CN206841012U - Mathematical education drawing board - Google Patents
Mathematical education drawing board Download PDFInfo
- Publication number
- CN206841012U CN206841012U CN201621103538.6U CN201621103538U CN206841012U CN 206841012 U CN206841012 U CN 206841012U CN 201621103538 U CN201621103538 U CN 201621103538U CN 206841012 U CN206841012 U CN 206841012U
- Authority
- CN
- China
- Prior art keywords
- drawing board
- board body
- circular groove
- chute
- angle
- 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
Mathematical education drawing board is the utility model is related to, belongs to mathematics teaching aid technical field；Drawing board body is quadrangle；Three sides of drawing board body are straight flange, and remaining one side is hypotenuse, and the gradient of hypotenuse is 60 °；The edge of straight flange is provided with length scale line layer；The centre of drawing board body is provided with circular groove；The outer edge of circular groove is provided with angle index line layer；The center of circular groove is provided with transparent center of circle plate；Transparent center of circle plate is connected by the edge of several connectors and circular groove；The both sides of drawing board bodies top are arranged with chute, and chute extends to rear side on front side of drawing board body；The bottom of sucker is movably embedded in chute；The front of drawing board body is arranged with two handgrips；It is reasonable in design, it is easy to use, flexibility is good, and stability is high, and the angle of straight line, angle line or any angle can be drawn, and avoid drawback present in prior art, the efficiency of drawing, while convenient explanation are substantially increased, is advantageous to improve the concentration ratio of student classroom study, it can improve the quality of teaching, be easy to be widely popularized.
Description
Technical field
Mathematical education drawing board is the utility model is related to, belongs to mathematics teaching aid technical field.
Background technology
Mathematics is a subject for studying the concepts such as quantity, structure, change, space and information, is belonged in terms of certain angle
In one kind of formal science.
And in development of human history and social life, mathematics also plays irreplaceable effect, and learns and grind
Study carefully the essential basic tool of modern science and technology.
Essential during drawing instrument in the teaching of mathematics, traditional tool box volume is bigger, and the kind of instrument
It is more, it is comparatively laborious when being used on classroom.
At present, the drawing instrument of many summary, possess various function, but function is limited after all, and due to synthesis
Drawing board afterwards is provided with the subsidiary instrument of multiple functions, such as protractor, bevel protractor, ruler, or even compasses are increased one
Rise, be to solve the drawbacks of conventional tool, but have the problem of new again, when being exactly each operation, various additional instruments are all
It must be used together, however it remains many constant, it would be highly desirable to improve.
Utility model content
The defects of the purpose of this utility model is to be directed to prior art and deficiency, there is provided a kind of simple in construction, design is closed
Reason, mathematical education drawing board easy to use.
To achieve the above object, the technical solution adopted in the utility model is：It includes drawing board body, length scale line
Layer, circular groove, angle index line layer, transparent center of circle plate, connector, chute, sucker, handgrip；Described drawing board body is four sides
Shape；Three sides of the drawing board body are straight flange, and remaining one side is hypotenuse, and the gradient of described hypotenuse is 60 °；Described is straight
The edge on side is provided with length scale line layer；The centre of described drawing board body is provided with circular groove；The outer edge of described circular groove is set
Angled graduation mark layer；The center of described circular groove is provided with transparent center of circle plate；Described transparent center of circle plate passes through several connectors
It is connected with the edge of circular groove；The both sides of described drawing board bodies top are arranged with chute, and described chute is from drawing board sheet
Rear side is extended on front side of body；The bottom of described sucker is movably embedded in chute；Described drawing board body just faces
Title is provided with two handgrips.
Preferably, the front of described drawing board body is provided with slot；Marking pen or chalk can be placed in the slot of lock.
Preferably, the centre of described straight flange is provided with dust collecting trough；The bottom of described dust collecting trough is circular arc.
Preferably, described drawing board body is polygon, the angle between polygon is specified angle, as conventional
Angle, such as 30 °, 45 °, 60 °, 120 °.
When the utility model operates, horizontal line is made by straight flange, and the length of line can be determined, is made by hypotenuse simple
Angle line, or make by the instruction of angle index line layer line or the angle of specific angle, classroom by sucker in use, be able to will be drawn
Plate body is inhaled on blackboard or blank, is easy to explain, and sucker can also be placed to the front of drawing board body, controlled by handgrip
Drawing board body, flexibility is good, and convenient teaching, chalk or marking pen can be directly placed in slot, conveniently pick and place；Drawing
Straight flange can be directly used during line, dust collecting trough can focus on chalk dust, reduce injury of the chalk dust to human body.
After said structure, the utility model has the beneficial effect that：Mathematical education drawing board described in the utility model,
Reasonable in design, easy to use, flexibility is good, and stability is high, and the angle of straight line, angle line or any angle can be drawn,
And drawback present in prior art is avoided, the efficiency of drawing, while convenient explanation are substantially increased, is advantageous to improve student
It the concentration ratio of classroom learning, can improve the quality of teaching, be easy to be widely popularized.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the schematic diagram of chute in the utility model；
Fig. 3 is the schematic diagram of dust collecting trough in the utility model；
Fig. 4 is a kind of polygon schematic diagram of drawing board body in the utility model；
Description of reference numerals：
Drawing board body 1, length scale line layer 2, circular groove 3, angle index line layer 4, transparent center of circle plate 5, connector 6, cunning
Groove 7, sucker 8, handgrip 9, straight flange 11, hypotenuse 12, slot 13, dust collecting trough 14.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
Referring to as Figure 1-Figure 4, present embodiment include drawing board body 1, length scale line layer 2, circular groove 3,
Angle index line layer 4, transparent center of circle plate 5, connector 6, chute 7, sucker 8, handgrip 9；Described drawing board body 1 is four sides
Shape；Three sides of the drawing board body 1 are straight flange 11, and remaining one side is hypotenuse 12, and the gradient of described hypotenuse 12 is 60 °；
The edge of described straight flange is provided with length scale line layer 2；The centre of described drawing board body 1 is provided with circular groove 3；Described circular groove
3 outer edge is provided with angle index line layer 4；The center of described circular groove 3 is provided with transparent center of circle plate 5；Described transparent center of circle plate 5
It is connected by several connectors 6 with the edge of circular groove 3；The both sides at the described top of drawing board body 1 are arranged with chute 7, institute
The chute 7 stated extends to rear side from the front side of drawing board body 1；The bottom of described sucker 8 is movably embedded in chute 7；Institute
The front for the drawing board body 1 stated is arranged with two handgrips 9.
Wherein, the front of described drawing board body 1 is provided with slot 13；Marking pen or powder can be placed in the slot 13 of lock
Pen；The centre of described straight flange 11 is provided with dust collecting trough 14；The bottom of described dust collecting trough 14 is circular arc；Described drawing board sheet
Body 1 is polygon, and the angle between polygon is specified angle, as common angle, such as 30 °, 45 °, 60 °, 120 °.
When present embodiment operates, horizontal line is made by straight flange 11, and the length of line can be determined, is made by hypotenuse
Simple angle line, or make by the instruction of angle index line layer 4 line or the angle of specific angle, classroom is in use, can pass through suction
Disk 8 inhales drawing board body on blackboard or blank, is easy to explain, and sucker can also be placed to the front of drawing board body 1, passed through
Handgrip 9 controls drawing board body 1, and flexibility is good, and convenient teaching, chalk or marking pen can be directly placed in slot 13,
Conveniently pick and place；Straight flange 11 can be directly used when drawing line, dust collecting trough 14 can focus on chalk dust, reduce chalk dust
Injury to human body.
After said structure, present embodiment is easy to use, and flexibility is good, and stability is high, straight line, angle line or
The angle of any angle can be drawn, and avoid drawback present in prior art, substantially increase the efficiency of drawing, simultaneously
Convenient explanation, be advantageous to improve the concentration ratio of student classroom study, can improve the quality of teaching, be easy to be widely popularized.
It is described above, only to illustrate the technical solution of the utility model and unrestricted, those of ordinary skill in the art couple
The other modifications or equivalent substitution that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope, it all should cover among right of the present utility model.
Claims (4)
1. mathematical education drawing board, it is characterised in that：It includes drawing board body, length scale line layer, circular groove, angle index
Line layer, transparent center of circle plate, connector, chute, sucker, handgrip；Described drawing board body is quadrangle；The drawing board body
Three sides be straight flange, remaining one side is hypotenuse, and the gradient of described hypotenuse is 60 °；The edge of described straight flange is provided with length
Graduation mark layer；The centre of described drawing board body is provided with circular groove；The outer edge of described circular groove is provided with angle index line layer；Institute
The center for the circular groove stated is provided with transparent center of circle plate；Described transparent center of circle plate is connected by the edge of several connectors and circular groove；
The both sides of described drawing board bodies top are arranged with chute, after described chute extends on front side of drawing board body
Side；The bottom of described sucker is movably embedded in chute；The front of described drawing board body is arranged with two handgrips.
2. mathematical education drawing board according to claim 1, it is characterised in that：The front of described drawing board body is set
There is slot.
3. mathematical education drawing board according to claim 1, it is characterised in that：The centre of described straight flange is provided with dust
Groove；The bottom of described dust collecting trough is circular arc.
4. mathematical education drawing board according to claim 1, it is characterised in that：Described drawing board body is polygon
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621103538.6U CN206841012U (en) | 2016-10-08 | 2016-10-08 | Mathematical education drawing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621103538.6U CN206841012U (en) | 2016-10-08 | 2016-10-08 | Mathematical education drawing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206841012U true CN206841012U (en) | 2018-01-05 |
Family
ID=60789179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621103538.6U Expired - Fee Related CN206841012U (en) | 2016-10-08 | 2016-10-08 | Mathematical education drawing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206841012U (en) |
-
2016
- 2016-10-08 CN CN201621103538.6U patent/CN206841012U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20181008 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |