CN206277841U - A kind of portable multifunctional mathematics teaching aid - Google Patents
A kind of portable multifunctional mathematics teaching aid Download PDFInfo
- Publication number
- CN206277841U CN206277841U CN201621213616.8U CN201621213616U CN206277841U CN 206277841 U CN206277841 U CN 206277841U CN 201621213616 U CN201621213616 U CN 201621213616U CN 206277841 U CN206277841 U CN 206277841U
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- China
- Prior art keywords
- chalk
- blackboard
- compass leg
- drawing square
- teaching aid
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- 241000606706 Chione <angiosperm> Species 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
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- 230000036541 health Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides a kind of portable multifunctional mathematics teaching aid, belong to teaching aid technical field, including drawing square, protractor and compass leg, also include handle, slide rail, sliding block, attached chi one, attached chi two, chalk hole, ledge for chalk on blackboard and blackboard eraser, the hypotenuse of described drawing square is provided with handle, protractor and slide rail are provided with the middle part of drawing square, it is connected with attached chi one and attached chi two by sliding block on slide rail, drawing square is connected by rotary shaft two compared with the bottom of short right-angle side with compass leg, the end of compass leg is provided with chalk hole, the surface of compass leg is provided with ledge for chalk on blackboard, drawing square is connected by rotary shaft three compared with the top of short right-angle side with blackboard eraser.The beneficial effects of the utility model are：It is easy to carry, the characteristics of with one-object-many-purposes, it is possible to achieve the circular drafting of simple geometry, the work difficulty of teacher is reduced, quality of instruction and operating efficiency is improve, chalk and blackboard wiping can be easily taken, both facilitate teaching job, be conducive to keeping the clean and tidy of religion platform again.
Description
Technical field
The utility model is related to teaching aid technical field, more particularly to a kind of portable multifunctional mathematics teaching aid.
Background technology
Existing mathematics teaching aid effect is single, and teaching aid is more dispersed in teaching process, not portable, especially in teaching process
The drafting of various different angle triangles is difficult, and existing ruler may not meet the measurement of large scale, may bring operation
Error, and holding for chalk uses chalk holder, both takes place, and it is incompatible with whole religion platform, aobvious is more in disorder.
Utility model content
The utility model provides a kind of portable multifunctional mathematics teaching aid, easy to carry, integrates multi-functional, has
The characteristics of one-object-many-purposes, it is possible to achieve the drafting of straight line, various triangles, circle of different-diameter etc., reduce the work of teacher
Make difficulty, improve quality of instruction and operating efficiency, while by the ledge for chalk on blackboard and blackboard eraser that carry, can easily take powder
Pen and blackboard wiping, both facilitate teaching job, are conducive to keeping the clean and tidy of religion platform again.
In order to solve the above technical problems, the embodiment of the present application provides a kind of portable multifunctional mathematics teaching aid, including it is straight
Angle set square, protractor and compass leg, also including handle, slide rail, sliding block, attached chi one, attached chi two, chalk hole, ledge for chalk on blackboard and black
Blackboard eraser, the hypotenuse of described drawing square is provided with handle, protractor and slide rail is provided with the middle part of drawing square, on slide rail
It is connected with attached chi one and attached chi two by sliding block, drawing square passes through rotary shaft two and compass leg phase compared with the bottom of short right-angle side
Even, the end of compass leg is provided with chalk hole, and the surface of compass leg is provided with ledge for chalk on blackboard, and drawing square leads to compared with the top of short right-angle side
Rotary shaft three is crossed to be connected with blackboard eraser.
Used as the preferred embodiment of this programme, the surface of described handle is made up of flexible ventilating material.
Used as the preferred embodiment of this programme, described attached chi one and attached chi two is ruler with a scale, both one
End level can enter line slip by sliding block on slide rail, and both other ends are connected by rotary shaft one.
Used as the preferred embodiment of this programme, the side on described compass leg surface is provided with scale, and scale is from compass leg
It is incremented by the other end near one end of drawing square.
Used as the preferred embodiment of this programme, the surface of described ledge for chalk on blackboard is provided with transparent plastic cover plate.
One or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that or advantage：
It is easy to carry, integrate multi-functional, the characteristics of with one-object-many-purposes, it is possible to achieve straight line, various triangles, no
The drafting of the circle with diameter etc., reduces the work difficulty of teacher, improves quality of instruction and operating efficiency, while by certainly
The ledge for chalk on blackboard and blackboard eraser of band, can easily take chalk and blackboard wiping, both facilitate teaching job, be conducive to keeping teaching again
Platform it is clean and tidy.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
Some embodiments of the present utility model, for those of ordinary skill in the art, are not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the present application.
In Fig. 1：1st, drawing square, 2, handle, 3, protractor, 4, slide rail, 5, sliding block, 6, attached chi one, 7, rotary shaft
One, 8, attached chi two, 9, chalk hole, 10, compass leg, 11, ledge for chalk on blackboard, 12, rotary shaft two, 13, blackboard eraser, 14, rotary shaft three.
Specific embodiment
The utility model provides a kind of portable multifunctional mathematics teaching aid, easy to carry, integrates multi-functional, has
The characteristics of one-object-many-purposes, it is possible to achieve the drafting of straight line, various triangles, circle of different-diameter etc., reduce the work of teacher
Make difficulty, improve quality of instruction and operating efficiency, while by the ledge for chalk on blackboard and blackboard eraser that carry, can easily take powder
Pen and blackboard wiping, both facilitate teaching job, are conducive to keeping the clean and tidy of religion platform again.
In order to be better understood from above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper
Technical scheme is stated to be described in detail.
As shown in figure 1, a kind of portable multifunctional mathematics teaching aid, including drawing square 1, protractor 3 and compass leg 10,
Also include handle 2, slide rail 4, sliding block 5, attached chi 1, the chalk hole 9 of attached chi 28, ledge for chalk on blackboard 11 and blackboard eraser 13, described right angle
The hypotenuse of set square 1 is provided with handle 2, and the middle part of drawing square 1 is provided with protractor 3 and slide rail 4, and sliding block 5 is passed through on slide rail 4
It is connected with attached chi 1 and attached chi 28, drawing square 1 passes through rotary shaft 2 12 and the phase of compass leg 10 compared with the bottom of short right-angle side
Even, the end of compass leg 10 is provided with chalk hole 9, and the surface of compass leg 10 is provided with ledge for chalk on blackboard 11, and drawing square 1 is compared with short right-angle side
Top be connected with blackboard eraser 13 by rotary shaft 3 14.
Wherein, in actual applications, the surface of described handle 2 is made up of flexible ventilating material, can increase teacher portable
Comfort during teaching aid, and gas permeable material is difficult breed bacteria, is conducive to protecting the health of teacher.
Wherein, in actual applications, described attached chi 1 and attached chi 28 are ruler with a scale, and both one end lead to
Cross sliding block 5 level can enter line slip on slide rail 4, and both other ends are connected by rotary shaft 1, attached chi 1 and attached chi 28
Slided on slide rail 4 by sliding block 5, both can form different size of triangle with slide rail 4, be easy to teacher to draw, and reduce
Its work difficulty.
Wherein, in actual applications, the side on the described surface of compass leg 10 is provided with scale, and scale is leaned on from compass leg 10
One end of nearly drawing square 1 is incremented by the other end, and chalk is added in chalk hole 9, then rotates 360 by rotary shaft 2 12
Degree can draw out circle, and the end numerical value that drawn radius of circle can be directly from the scale of compass leg 10 is read out, simple and convenient.
Wherein, in actual applications, the surface of described ledge for chalk on blackboard 11 is provided with transparent plastic cover plate, can prevent chalk from dropping out
Ledge for chalk on blackboard 11, and it is easy to teacher to know chalk surplus at any time, in order to supplement in time, it is to avoid delay hours of instruction.
The above, is only preferred embodiment of the present utility model, not makees any formal to the utility model
Limitation, although the utility model is disclosed above with preferred embodiment, but is not limited to the utility model, any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Appearance is made a little change or is modified to the Equivalent embodiments of equivalent variations, as long as without departing from technical solutions of the utility model
Hold, any simple modification, equivalent variations and the modification made to above example according to technical spirit of the present utility model, still
Belong in the range of technical solutions of the utility model.
Claims (5)
1. a kind of portable multifunctional mathematics teaching aid, including drawing square（1）, protractor（3）And compass leg（10）, its feature
It is, also including handle（2）, slide rail（4）, sliding block（5）, attached chi one（6）, attached chi two（8）, chalk hole（9）, ledge for chalk on blackboard（11）With
Blackboard eraser（13）, described drawing square（1）Hypotenuse be provided with handle（2）, drawing square（1）Middle part be provided with angulation
Device（3）And slide rail（4）, slide rail（4）It is upper to pass through sliding block（5）With attached chi one（6）With attached chi two（8）It is connected, drawing square（1）Compared with
The bottom of short right-angle side passes through rotary shaft two（12）With compass leg（10）It is connected, compass leg（10）End be provided with chalk hole（9）,
Compass leg（10）Surface be provided with ledge for chalk on blackboard（11）, drawing square（1）Top compared with short right-angle side passes through rotary shaft three（14）
With blackboard eraser（13）It is connected.
2. a kind of portable multifunctional mathematics teaching aid according to claim 1, it is characterised in that described handle（2）'s
Surface is made up of flexible ventilating material.
3. a kind of portable multifunctional mathematics teaching aid according to claim 1, it is characterised in that described attached chi one（6）
With attached chi two（8）Ruler with a scale is, both one end pass through sliding block（5）Can be in slide rail（4）Upper level enters line slip, two
The other end of person passes through rotary shaft one（7）It is connected.
4. a kind of portable multifunctional mathematics teaching aid according to claim 1, it is characterised in that described compass leg（10）
The side on surface is provided with scale, and scale is from compass leg（10）Close drawing square（1）One end to the other end be incremented by.
5. a kind of portable multifunctional mathematics teaching aid according to claim 1, it is characterised in that described ledge for chalk on blackboard（11）
Surface be provided with transparent plastic cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621213616.8U CN206277841U (en) | 2016-11-11 | 2016-11-11 | A kind of portable multifunctional mathematics teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621213616.8U CN206277841U (en) | 2016-11-11 | 2016-11-11 | A kind of portable multifunctional mathematics teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206277841U true CN206277841U (en) | 2017-06-27 |
Family
ID=59082860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621213616.8U Expired - Fee Related CN206277841U (en) | 2016-11-11 | 2016-11-11 | A kind of portable multifunctional mathematics teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206277841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110641208A (en) * | 2019-10-15 | 2020-01-03 | 南通理工学院 | A multifunctional teaching drawing device |
| CN112810364A (en) * | 2021-01-28 | 2021-05-18 | 无锡科技职业学院 | Mathematics plotter |
-
2016
- 2016-11-11 CN CN201621213616.8U patent/CN206277841U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110641208A (en) * | 2019-10-15 | 2020-01-03 | 南通理工学院 | A multifunctional teaching drawing device |
| CN112810364A (en) * | 2021-01-28 | 2021-05-18 | 无锡科技职业学院 | Mathematics plotter |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170627 Termination date: 20181111 |