CN207199148U - A kind of mathematical linear graphic teaching teaching aid - Google Patents
A kind of mathematical linear graphic teaching teaching aid Download PDFInfo
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- CN207199148U CN207199148U CN201720793641.6U CN201720793641U CN207199148U CN 207199148 U CN207199148 U CN 207199148U CN 201720793641 U CN201720793641 U CN 201720793641U CN 207199148 U CN207199148 U CN 207199148U
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- jack
- vertical plate
- small vertical
- inserted link
- big riser
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Abstract
A kind of mathematical linear graphic teaching teaching aid, is related to a kind of mathematics teaching aid.Big riser lower end is fixed with bottom plate, facade is provided with coordinate net ruling one before big riser, each point of intersection of coordinate net ruling one is equipped with a jack one, small vertical plate plugged and fixed is before big riser on facade, facade is provided with coordinate net ruling two before small vertical plate, each point of intersection of coordinate net ruling one is equipped with a jack two, any elastic metallic yarn or stretch cord both ends are fastened by a locking inserted link respectively, two locking inserted links are inserted into jack one corresponding to big riser or small vertical plate or jack two, positioned or transferred by spacing inserted link among any an elastic metallic yarn or stretch cord, spacing inserted link is inserted into jack one corresponding to big riser or small vertical plate or jack two.It is easy to student intuitively to experience the evolution process and displacement, rotation relationship of linear figure, easy to operate.
Description
Technical field
A kind of mathematics teaching aid is the utility model is related to, especially a kind of mathematical linear graphic teaching teaching aid.
Background technology
Linear figure is exactly the figure being only made up of line, can be straight line, can also be curve, can there is rule in general
Rule, can also not have rule.Common linear graph is relatively easy in mathematical education, predominantly various function grafts.At present,
Teacher is generally directly shown, student can only see line when explaining linear figure by multimedia overhead projector to linear figure
The final graphics of property figure, the evolution process without knowing linear figure.In addition, some linear figures can be by other linear
Figure is obtained by displacement, rotation, and student is merely able to be understood by the imagination, lacks and intuitively experiences, is unfavorable for knowledge
The grasp of point.
The content of the invention
The purpose of this utility model is to provide a kind of mathematical linear graphic teaching teaching aid, and it is easy to student's intuitively body
The evolution process and displacement, rotation relationship of linear figure are tested, it is easy to operate.
Above-mentioned purpose is realized, the utility model takes following technical proposals：A kind of mathematical linear graphic teaching teaching aid, bag
Big riser, small vertical plate, bottom plate, more elastic metallic yarns, more stretch cords, multiple locking inserted links and multiple spacing inserted links are included,
Described big riser lower end is fixed with bottom plate, and facade is provided with coordinate net ruling one before big riser, described coordinate net ruling one
Each point of intersection is equipped with a jack one, and facade corner is fixed with one and described jack respectively after described small vertical plate
One plug one to match, small vertical plate by the plugged and fixed of plug one described in four before big riser on facade, before small vertical plate
Facade is provided with coordinate net ruling two, and described coordinate net ruling two is overlapped with the coordinate net ruling one of big riser corresponding region and set
To put, each point of intersection of coordinate net ruling one is equipped with a jack two, and each described jack two is identical with jack one,
Each described locking inserted link and spacing inserted link one end are coaxially fixed with a plug two, described plug two and jack one and
Jack two matches, and each inserted link other end center of locking is equipped with a tapped blind hole, and each locking inserted link side wall is equal
The perforation of a described tapped blind hole of insertion is radially provided with, a jackscrew, Ren Yiyi are connected with each tapped blind hole
Elastic metallic yarn or stretch cord both ends described in root are each passed through the perforation described in a locking inserted link and by corresponding jackscrews
Fastened, the plug two of two locking inserted links is inserted into jack one corresponding to big riser or small vertical plate or jack two, institute
Positioned or transferred by spacing inserted link among any elastic metallic yarn or stretch cord stated, the plug two of spacing inserted link
It is inserted into jack one corresponding to big riser or small vertical plate or jack two.
Compared with prior art, the beneficial effects of the utility model are：
1. the utility model can be opened up using the linear figure that elastic metallic yarn or stretch cord are formed to curve or straight line
Show, while operation of teacher, student can intuitively experience the evolution process of shown linear figure, be easy to student to manage
Solution；
2. the utility model can first show linear figure on small vertical plate, small vertical plate can be dismantled, and move and/or turn
Inserted again on big riser after dynamic, be easy to displacement and/or rotation relationship of the teacher to linear figure to explain；
3. elastic metallic yarn or stretch cord both ends are fixed by locking inserted link for the utility model, elastic metallic yarn or
Stretch cord uses adjustable length, and the positioning or turnover of elastic metallic yarn or stretch cord center section are realized by spacing inserted link,
It is convenient and swift.
Brief description of the drawings
Fig. 1 is the main structure diagram of mathematical linear graphic teaching teaching aid of the present utility model；
Fig. 2 is the axonometric drawing of locking inserted link of the present utility model；
Fig. 3 is the axonometric drawing of spacing inserted link of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model is carried out it is clear,
It is fully described by, it is clear that described embodiment is only the part of the embodiment of utility model, rather than whole embodiments,
Based on the embodiment in the utility model, what those of ordinary skill in the art were obtained under the premise of creative work is not made
Every other embodiment, belong to the scope of the utility model protection.
Embodiment one：As shown in Fig. 1 ~ Fig. 3, the utility model discloses a kind of religion of mathematical linear graphic teaching
Tool, including big riser 1, small vertical plate 2, bottom plate 7, more elastic metallic yarns 3, more stretch cords 4, multiple locking inserted links 5 and more
Individual spacing inserted link 6, the described lower end of big riser 1 are fixed with bottom plate 7, and facade is provided with the 1-1 of coordinate net ruling one, institute before big riser 1
The 1-1 of coordinate net ruling one stated each point of intersection is equipped with a 1-2 of jack one, and facade corner is divided after described small vertical plate 2
A plug one to match with the described 1-2 of jack one is not fixed with, and small vertical plate 2 passes through the grafting of plug one described in four
It is fixed on before big riser 1 on facade, facade is provided with coordinate net ruling two 2-1, the described 2-1 of coordinate net ruling two before small vertical plate 2
Setting is overlapped with the 1-1 of coordinate net ruling one of the big corresponding region of riser 1, the 1-1 of coordinate net ruling one each point of intersection is equipped with
One 2-2 of jack two, each described 2-2 of jack two is identical with the 1-2 of jack one, each described locking inserted link 5 and limit
Position one end of inserted link 6 is coaxially fixed with a plug 28, and described plug 28 matches with the 1-2 of jack one and the 2-2 of jack two,
Each locking inserted link 5 other end center is equipped with a tapped blind hole, and each side wall of inserted link 5 of locking radially is provided with one
The perforation 5-2 of tapped blind hole described in individual insertion, a jackscrew 5-1 is connected with each tapped blind hole, described in any one
Elastic metallic yarn 3 or the both ends of stretch cord 4 be each passed through perforation 5-2 described in a locking inserted link 5 and by corresponding jackscrew
5-1 is fastened, and the plug 28 of two locking inserted links 5 is inserted into the 1-2 of jack one corresponding to big riser 1 or small vertical plate 2 or inserted
In the 2-2 of hole two, positioned or transferred by spacing inserted link 6 among described any an elastic metallic yarn 3 or stretch cord 4,
The plug 28 of spacing inserted link 6 is inserted into corresponding to big riser 1 or small vertical plate 2 in the 1-2 of the jack one or 2-2 of jack two.
Embodiment two：As shown in figure 1, present embodiment is that embodiment one is made furtherly
Bright, the described area of small vertical plate 2 is the 1/4 of the big area of riser 1.
Embodiment three：As shown in figure 1, present embodiment is to embodiment one or embodiment two
The further explanation made, the described upper surface of bottom plate 7 are fixed with receiver 9.
When using the utility model, teacher can select elastic metallic yarn 3 or stretch cord 4 as needed, in elastic metallic
Two locking inserted links 5 are set with silk 3 or stretch cord 4, and fasten one of locking inserted link 5, afterwards as needed by two locks
Tight inserted link 5 is inserted into big riser 1 or the small vertical plate 2 corresponding 1-2 of the jack one or 2-2 of jack two, then by the spacing of suitable number
Inserted link 6 is inserted into big riser 1 or the small vertical plate 2 corresponding 1-2 of the jack one or 2-2 of jack two, to elastic metallic yarn 3 or stretch cord
Positioned or transferred among 4, another good locking inserted link 5 of finally fastening.When in the utilization elastic metallic yarn 3 of small vertical plate 2
Or stretch cord 4 can be pulled down and be inserted again after small vertical plate 2 is moved and/or rotated on big riser 1, be easy to teacher to line when being shown
The displacement of property figure and/or rotation relationship are explained；Receiver 9 is used to store idle elastic metallic yarn 3, stretch cord 4, lock
Tight inserted link 5 and spacing inserted link 6.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in the form of others dress body
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the condition of equivalent fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (3)
- A kind of 1. mathematical linear graphic teaching teaching aid, it is characterised in that：Including big riser（1）, small vertical plate（2）, bottom plate（7）、 More elastic metallic yarns（3）, more stretch cords（4）, multiple locking inserted links（5）And multiple spacing inserted links（6）, described is big vertical Plate（1）Lower end is fixed with bottom plate（7）, big riser（1）Preceding facade is provided with coordinate net ruling one（1-1）, described coordinate net ruling One（1-1）Each point of intersection be equipped with a jack one（1-2）, described small vertical plate（2）Fixation is set respectively for facade corner afterwards There are one and described jack one（1-2）The plug one to match, small vertical plate（2）Pass through the plugged and fixed of plug one described in four In big riser（1）On preceding facade, small vertical plate（2）Preceding facade is provided with coordinate net ruling two（2-1）, described coordinate net ruling two （2-1）With big riser（1）The coordinate net ruling one of corresponding region（1-1）Overlap and set, coordinate net ruling one（1-1）Each friendship A jack two is equipped with point（2-2）, each described jack two（2-2）With jack one（1-2）It is identical, it is each described Locking inserted link（5）And spacing inserted link（6）One end is coaxially fixed with a plug two（8）, described plug two（8）With jack One（1-2）And jack two（2-2）Match, each lock inserted link（5）Other end center is equipped with a tapped blind hole, often Individual locking inserted link（5）Side wall is radially provided with the perforation of a described tapped blind hole of insertion（5-2）, in each tapped blind hole It is connected with a jackscrew（5-1）, the elastic metallic yarn described in any one（3）Or stretch cord（4）Both ends are each passed through one Lock inserted link（5）Described perforation（5-2）And pass through corresponding jackscrew（5-1）Fastened, two locking inserted links（5）Insert First two（8）It is inserted into big riser（1）Or small vertical plate（2）Corresponding jack one（1-2）Or jack two（2-2）Interior, described any A piece elastic metallic yarn（3）Or stretch cord（4）Centre passes through spacing inserted link（6）Positioned or transferred, spacing inserted link（6）Insert First two（8）It is inserted into big riser（1）Or small vertical plate（2）Corresponding jack one（1-2）Or jack two（2-2）It is interior.
- A kind of 2. mathematical linear graphic teaching teaching aid according to claim 1, it is characterised in that：Described small vertical plate （2）Area is big riser（1）The 1/4 of area.
- A kind of 3. mathematical linear graphic teaching teaching aid according to claim 1 or 2, it is characterised in that：Described bottom plate （7）Upper surface is fixed with receiver（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720793641.6U CN207199148U (en) | 2017-07-03 | 2017-07-03 | A kind of mathematical linear graphic teaching teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720793641.6U CN207199148U (en) | 2017-07-03 | 2017-07-03 | A kind of mathematical linear graphic teaching teaching aid |
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| Publication Number | Publication Date |
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| CN207199148U true CN207199148U (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720793641.6U Active CN207199148U (en) | 2017-07-03 | 2017-07-03 | A kind of mathematical linear graphic teaching teaching aid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108877414A (en) * | 2018-08-21 | 2018-11-23 | 山东水利职业学院 | A kind of College Maths linear figure apparatus for demonstrating |
-
2017
- 2017-07-03 CN CN201720793641.6U patent/CN207199148U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108877414A (en) * | 2018-08-21 | 2018-11-23 | 山东水利职业学院 | A kind of College Maths linear figure apparatus for demonstrating |
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