CN208558782U - A kind of novel mathematics teaching teaching aid - Google Patents
A kind of novel mathematics teaching teaching aid Download PDFInfo
- Publication number
- CN208558782U CN208558782U CN201820198739.1U CN201820198739U CN208558782U CN 208558782 U CN208558782 U CN 208558782U CN 201820198739 U CN201820198739 U CN 201820198739U CN 208558782 U CN208558782 U CN 208558782U
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- CN
- China
- Prior art keywords
- ruler
- stabilizer blade
- compasses
- component
- interior
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- 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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Abstract
The utility model discloses a kind of novel mathematics teaching teaching aids, comprising: outer ruler, at least one interior ruler and compasses component；The inner wall of outer ruler is equipped with the first protrusion, and the outer wall of interior ruler is equipped with the first card slot, and the inner wall of interior ruler is equipped with the second protrusion；Compasses component includes the first stabilizer blade and the second stabilizer blade, and the first stabilizer blade and the second stabilizer blade are rotatablely connected, and protractor is cased in connecting shaft；First stabilizer blade outer wall is equipped with third card slot, and the second stabilizer blade is equipped with the shrinkage pool for being clamped chalk.Therefore, novel mathematics teaching teaching aid provided by the embodiment of the utility model, by being nested in outer ruler using protrusion and card slot setting by what ruler at least one slided, by being nested in interior ruler for compasses component slippage, so as to increase the length of ruler using the sliding of interior ruler and compasses component, geometrical model is demonstrated using outer ruler and interior ruler, the arc drafting for determining radius is realized using compasses component, the teaching aid perfect in shape and function, it is easy to carry.
Description
Technical field
The utility model relates to teaching equipment field more particularly to a kind of novel mathematics teaching teaching aids.
Background technique
With the development of teaching cause, the raising of quality of instruction, more and more teaching equipments are used for various section's purposes
Teaching.Mathematics relates generally to algebra and geometry, and during geometry teaching, either plane geometry or solid geometry are all passed through
Often teacher is needed to map on blackboard, student is helped to understand.
Novel mathematics teaching teaching aid in the prior art is usually arranged as independent structure, such as ruler, various shapes
Set square and compasses etc., to use corresponding teaching aid in the different contents of courses.
However, the content of courses is usually directed to the content of many aspects, thus needs to use during actual mathematical education
To a variety of teaching aids.And teaching aid in the prior art, since the apparatus of different function is independently arranged, thus need to teach
Teacher is when giving lessons while carrying a variety of apparatus, and teaching aid is constantly converted during giving lessons, so that teacher bears
Weight, and waste time, reduce efficiency of teaching.
Utility model content
The utility model provides a kind of novel mathematics teaching teaching aid, solves novel mathematics teaching use in the prior art
Teaching aid problem inconvenient to carry.
A kind of novel mathematics teaching teaching aid provided by the utility model, comprising: outer ruler, at least one interior ruler and circle
Advise component, the outer ruler and the interior ruler are L-type structure, and the compasses component is in column structure, the outer ruler, described
Interior ruler and the compasses component are equipped with scale；The inner wall of the outer ruler be equipped with first protrusion, it is described first protrusion with
The longest edge of the outer ruler is parallel, and the outer wall of the interior ruler is equipped with the first card slot for being clamped the protrusion, described
The inner wall of interior ruler is equipped with the second protrusion, and second protrusion is parallel with first card slot；The compasses component includes the
One stabilizer blade and the second stabilizer blade, first stabilizer blade and second leg length are equal, first stabilizer blade and second described
Foot rotation connection, and protractor is cased in connecting shaft；The first stabilizer blade outer wall is equipped with for being clamped described second
The third card slot of protrusion, second stabilizer blade are equipped with the shrinkage pool for being clamped chalk.
Preferably, novel mathematics teaching teaching aid provided by the embodiment of the utility model, first stabilizer blade and described
Two stabilizer blades are rotatablely connected by rivet.
Preferably, novel mathematics teaching teaching aid provided by the embodiment of the utility model, the outer ruler and described interior straight
Ulnar side wall is equipped with multiple through-holes, and the through-hole edge is in regular geometry.
Preferably, novel mathematics teaching teaching aid provided by the embodiment of the utility model further includes the shell of tubular, described
Outer ruler, the interior ruler and compasses component assembling are placed in the shell.
Preferably, novel mathematics teaching teaching aid provided by the embodiment of the utility model, the shell wall are equipped with suspension
Portion.
To sum up, novel mathematics teaching teaching aid provided by the embodiment of the utility model, by be arranged outer ruler, at least one
Interior ruler and compasses component including two stabilizer blades, in the inner wall of outer ruler, the inner wall of interior ruler and outer wall and compasses component
On outer wall setting can with it is matched protrusion and card slot, can use protrusion and card slot setting by least one ruler slide it is embedding
It covers in outer ruler, by being nested in interior ruler for compasses component slippage, so as to utilize the cunning of interior ruler and compasses component
It moves to increase the length of ruler, demonstrates geometrical model using outer ruler and interior ruler, realized using compasses component and determine radius
Arc drafting, the teaching aid perfect in shape and function are easy to carry.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel mathematics teaching teaching aid provided by the embodiment of the utility model；
Fig. 2 is a kind of structural representation of the outer ruler of novel mathematics teaching teaching aid provided by the embodiment of the utility model
Figure；
Fig. 3 is a kind of structural representation of the interior ruler of novel mathematics teaching teaching aid provided by the embodiment of the utility model
Figure；
Fig. 4 is a kind of structural representation of the compasses component of novel mathematics teaching teaching aid provided by the embodiment of the utility model
Figure；
Fig. 5 is a kind of structural schematic diagram of the shell of novel mathematics teaching teaching aid provided by the embodiment of the utility model.
Description of symbols: the outer ruler of 100-, 101- first is raised, ruler in 200-, the first card slot of 201-, 202- second
Protrusion, 300- compasses component, the first stabilizer blade of 301-, the second stabilizer blade of 302-, 303- protractor, 304- third card slot, 305- shrinkage pool,
400- shell, 401- protrusion, A- through-hole, a- rivet.
Specific embodiment
Below with reference to the attached drawing in the utility model, the technical solution of the utility model embodiment is carried out clear, complete
Description, it is clear that described embodiment is a part of the embodiment of the utility model, rather than whole embodiments.Based on this
Embodiment in utility model, those of ordinary skill in the art are obtained all without making creative work
Other embodiments all should belong to the range of the utility model protection.
In order to facilitate understanding and explanation, one kind that the utility model embodiment is described in detail below by Fig. 1 to Fig. 5 are novel
Mathematical teaching aid.As shown, the teaching aid may include:
Outer ruler 100, at least one interior ruler 200 and compasses component 300, the outer ruler 100 and the interior ruler 200
For L-type structure, the compasses component 300 is in column structure, the outer ruler 100, the interior ruler 200 and the compasses component
300 are equipped with scale；The inner wall of the outer ruler 100 is equipped with the first protrusion 101, first protrusion 101 with it is described outer straight
The longest edge of ruler 100 is parallel, and the outer wall of the interior ruler 200 is equipped with the first card slot 201 for being clamped described raised 101,
The inner wall of the interior ruler 200 is equipped with the second protrusion 202, and second protrusion 202 is parallel with first card slot 201；Institute
Stating compasses component 300 includes the first stabilizer blade 301 and the second stabilizer blade 302, and first stabilizer blade 301 and second stabilizer blade 302 are long
Equal, first stabilizer blade 301 and second stabilizer blade 302 rotation connection are spent, and is cased with protractor 303 in connecting shaft；Institute
It states 301 outer wall of the first stabilizer blade and is equipped with third card slot 304 for being clamped second protrusion 202, on second stabilizer blade 301
Equipped with the shrinkage pool 305 for being clamped chalk.
Specifically, novel mathematics teaching apparatus provided by the embodiment of the utility model, can be set multiple sizes not first
For the plate body of one L-type as ruler, i.e., maximum is outer ruler, and lesser is interior ruler.It is arranged on the outer wall of each plate body
Scale.Then successively on the inner wall of outermost L-type plate body be arranged protrusion, i.e., first protrusion, lesser plate body inner wall and
Card slot and protrusion are respectively set on outer wall, so as to be arranged using the protrusion and card slot, successively by multiple lesser L-type plate bodys
It is socketed from small to large, and enables and slided in larger plate body compared with small plate body.Further, in the interior setting compasses of minimum plate body
Component.The stabilizer blade that the compasses component can be rotatablely connected mutually by two ends and the protractor composition being socketed in shaft.
Multiple shrinkage pools that can be used for fixed chalk are set on a wherein stabilizer blade, so as to carry out circular arc using two stabilizer blades
It draws, and changes the radius size of circular arc by the position of transformation chalk.It should be understood that in order to enable the compasses component can be
It is slided in L-type plate body, protrusion can be set on the inner wall of the smallest L-type plate body, and in one of stabilizer blade of compasses component
Upper setting card slot, so as to complete being slidably installed for compasses component using the cooperation of card slot and protrusion.It should also be understood that in order to
The circular arc for enough drawing accurate radius, is arranged scale on stabilizer blade.
In practical applications, it can according to need, such as need to draw the length of line segment, ruler in internal L-type is sliding
It is dynamic, so that the length of entire ruler changes.And it is possible to remove the socket of multiple L-type rulers completely, multiple L-types are utilized
Plate body carries out the model construction of solid, for example, can use the dihedral angle etc. of two plate face splicing arbitrary sizes.
Optionally, novel mathematics teaching teaching aid provided by the embodiment of the utility model, first stabilizer blade 301 and described
Second stabilizer blade 302 can be rotatablely connected by rivet a.It should be understood that the utility model to the connection type with no restriction, can be with
It can be realized the connection of rotation by bolt etc..
Preferably, novel mathematics teaching teaching aid provided by the embodiment of the utility model, in order to improve the function of the teaching aid,
Teacher is enabled to realize the geometry of Fast Drawing multiple rule, also, in order to enable the teaching aid light weight, conveniently takes
Band, and it is beautiful, multiple through-hole A, the edge the through-hole A can be equipped on the outer ruler 100 and 200 side wall of interior ruler
In the geometry of rule, such as equilateral triangle or pentagon etc..
Preferably, novel mathematics teaching teaching aid provided by the embodiment of the utility model is carried for convenience, can also be wrapped
Include the shell 400 of tubular.It should be understood that the outer ruler 100, the interior ruler 200 and the compasses component 300 assembling are placed on
In the shell 400.
Further, novel mathematics teaching teaching aid provided by the embodiment of the utility model, in order to enable the teaching aid is convenient
Storage, can be equipped with suspension part 401 on the shell B wall.
In conclusion novel mathematics teaching teaching aid provided by the embodiment of the utility model, by the outer ruler of setting, at least
One interior ruler and compasses component including two stabilizer blades, in the inner wall of outer ruler, the inner wall of interior ruler and outer wall and compasses group
Setting can use protrusion and ruler at least one is slided in card slot setting on the outer wall of part with matched protrusion and card slot
Be nested in outer ruler, by being nested in interior ruler for compasses component slippage, so as to utilize interior ruler and compasses component
Sliding increase the length of ruler, demonstrate geometrical model using outer ruler and interior ruler, utilize compasses component to realize and determine half
The arc drafting of diameter, the teaching aid perfect in shape and function are easy to carry.
Disclosed above is only several specific embodiments of the utility model, and still, the utility model embodiment is not office
It is limited to this, the changes that any person skilled in the art can think of should all fall into the protection scope of the utility model.
Claims (5)
1. a kind of novel mathematics teaching teaching aid characterized by comprising outer ruler (100), at least one interior ruler (200)
And compasses component (300), the outer ruler (100) and the interior ruler (200) they are L-type structure, and the compasses component (300) is in
Column structure, the outer ruler (100), the interior ruler (200) and the compasses component (300) are equipped with scale；It is described outer
The inner wall of ruler (100) is equipped with first raised (101), and the outer wall of the interior ruler (200) is equipped with for being clamped described the
The longest edge of the first card slot (201) of one raised (101), the trend of first card slot (201) and the interior ruler (200) is flat
Row, the inner wall of the interior ruler (200) are equipped with second raised (202), described second raised (202) and first card slot
(201) parallel；The compasses component (300) includes the first stabilizer blade (301) and the second stabilizer blade (302), first stabilizer blade (301)
And the second stabilizer blade (302) equal length, first stabilizer blade (301) and second stabilizer blade (302) rotation connection, and
Protractor (303) are cased in connecting shaft；First stabilizer blade (301) outer wall is equipped with for being clamped described second raised (202)
Third card slot (304), second stabilizer blade (302) is equipped with shrinkage pool (305) for being clamped chalk.
2. novel mathematics teaching teaching aid according to claim 1, which is characterized in that first stabilizer blade (301) and institute
The second stabilizer blade (302) is stated to be rotatablely connected by rivet (a).
3. novel mathematics teaching teaching aid according to claim 1, which is characterized in that the outer ruler (100) and described
Interior ruler (200) side wall is equipped with multiple through-holes (A), and the through-hole edge (A) is in regular geometry.
4. novel mathematics teaching teaching aid according to claim 1, which is characterized in that it further include the shell (400) of tubular,
The outer ruler (100), the interior ruler (200) and the compasses component (300) assembling are placed in the shell (400).
5. novel mathematics teaching teaching aid according to claim 4, which is characterized in that shell (400) wall is equipped with
Suspension part (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198739.1U CN208558782U (en) | 2018-02-02 | 2018-02-02 | A kind of novel mathematics teaching teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198739.1U CN208558782U (en) | 2018-02-02 | 2018-02-02 | A kind of novel mathematics teaching teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208558782U true CN208558782U (en) | 2019-03-01 |
Family
ID=65452635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820198739.1U Expired - Fee Related CN208558782U (en) | 2018-02-02 | 2018-02-02 | A kind of novel mathematics teaching teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208558782U (en) |
-
2018
- 2018-02-02 CN CN201820198739.1U patent/CN208558782U/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: 20190301 Termination date: 20200202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |