CN207517226U - A kind of teaching aid of analysis corresponding angles, alternate interior angle - Google Patents
A kind of teaching aid of analysis corresponding angles, alternate interior angle Download PDFInfo
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- CN207517226U CN207517226U CN201720951435.3U CN201720951435U CN207517226U CN 207517226 U CN207517226 U CN 207517226U CN 201720951435 U CN201720951435 U CN 201720951435U CN 207517226 U CN207517226 U CN 207517226U
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- magnetic
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Abstract
The utility model is related to a kind of analysis corresponding angles, the teaching aids of alternate interior angle, belong to teaching aid technical field；The back side of the magnetic force blank is equipped with turntable；The center of the turntable is connected with fixed disk centrally through shaft；Handle is connected on the fixed disk；The fixed disk is equipped with lanyard；The elastic force magnetic part is made of billet and strip, and the billet and strip Integral refractive roll forming, the outer wall of bending part are equipped with groove；The end of the strip cooperates with groove；Magnetic stripe is inlaid in the billet and strip；The bending part of several elastic force magnetic parts, which cooperates, forms angle；The label part is made of two magnetic force mouldings and sector；Elastic force magnetic part can be assembled into any angle, and with three-dimensional, differentiations of color is more advantageous to differentiating different corresponding angles, alternate interior angle, can be by marking part mark angle in complicated application, it makes students very clear for the analysis at angle, efficiency of teaching can be improved.
Description
Technical field
The utility model is related to a kind of analysis corresponding angles, the teaching aids of alternate interior angle, belong to teaching aid technical field.
Background technology
There are the concept at many angles in several teaching, such as, right angle, acute angle, obtuse angle can at the concept angle that some are simply recognized
To be imparted knowledge to students by simple manual draw；But also distinguished after thinking in need, auxiliary line also in need come it is determining, this
Class is more about the knowledge variation at angle, and the pattern of differentiation is also relatively more, so, it is that can not explain by simple exhibiting pictures
Or that can not explain in place because explanation final purpose be that students is allowed to understand and remember, and can use.
Corresponding angles, the concept of alternate interior angle are in fact very simple, are explained also very simply using " three lines are octagonal ", still, answered
It is not obvious that " three lines are octagonal " is so simple in, angle needs to convert, needs to increase auxiliary line, needs to cover wherein more
Remaining angle etc., and the teaching aid of this part is only learned almost without, student on classroom by the concept of " three lines are octagonal "
It practises or operation learning is to componental movement therein after class, teacher is in traditional instruction or projection teaching, also only merely
Display figure, " three lines octagonal " can not be combined with more applications, the knowledge point that students are acquired is limited, expansion technical ability
Also it is limited.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of simple in structure, design conjunction is provided
It manages, the teaching aid of analysis corresponding angles easy to use, alternate interior angle.
To achieve the above object, the technical solution adopted in the utility model is：It include magnetic force blank, turntable, fixed disk,
Handle, lanyard, elastic force magnetic part and label part；The back side of the magnetic force blank is equipped with turntable；The center of the turntable and fixation
Disk is connected centrally through shaft；Handle is connected on the fixed disk；The fixed disk is equipped with lanyard；The elastic force
Magnetic part is made of billet and strip, and the billet and strip Integral refractive roll forming, the outer wall of bending part are equipped with groove；It is described
The end of strip cooperates with groove；Magnetic stripe is inlaid in the billet and strip；The folding of several elastic force magnetic parts
Crook, which cooperates, forms angle；The label part is made of two magnetic force mouldings and sector；The both sides of the sector and magnetic
Power moulding is fixedly connected；One end of described two magnetic force mouldings passes through axis connection；The sector is equipped with mark layer；The mark
Remember and angle cooperation is formed between part and several elastic force magnetic parts.
Preferably, the elastic force magnetic part is colored elastic force magnetic part, elastic force magnetic part is designed for suit, totally 16,24
Or 36 kinds of colors, it is similar to the color design of existing watercolor pencil, convenient for differentiation when organizing angle in this way.
Preferably, the sector to be formed is fixed, and paperboard is polychrome in one end after the sector is folded for paperboard, it is fan-shaped
Part is designed for suit, has 12,24 or 36 kind of color, convenient for distinguishing different angles during mark.
Preferably, the billet of the elastic force magnetic part and one end of strip are connected for bending, the other end is bonded for gradual change,
Natural elasticity part is formed, it is similar to existing hairpin structure.
When the utility model operates, elastic force magnetic part is needed according to teaching to be spliced into different shape, due to the magnetic of itself
Property, the stable connection between elastic force magnetic part, and magnetic force blank can be against, convenient for explanation, the back side of magnetic force blank is equipped with turntable,
The angle of magnetic force blank can be arbitrarily rotated, converts thinking convenient for students to understand different combination angles, it, can be with hand in classroom
Handle is held, magnetic force blank is become into mobile teaching display board, difference is all that angle and alternate interior angle can pass through in " three lines are octagonal "
Part is marked to mark, the angle after label is very clear；The figure of " three lines are octagonal " or multiple " three lines are octagonal " compositions after transformation
In can line segment be extended by elastic force magnetic part, by the way that part is marked to mark angle, during mark, label part can block what is interfered in angle
Lines are conducive to the explanation in classroom.
With the above structure, the utility model has the beneficial effect that：A kind of analysis corresponding angles, interior described in the utility model
The teaching aid of alternate angle, reasonable in design, easy to operate, flexibility is good, and elastic force magnetic part can be assembled into any angle, and with vertical
Body, the differentiation of color are more advantageous to differentiating different corresponding angles, alternate interior angle, can be by the way that part is marked to mark in complicated application
Angle makes students very clear for the analysis at angle, can improve efficiency of teaching, and the utility model has simple in structure, setting
Rationally, the advantages that low manufacture cost.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the schematic diagram for showing three lines illiciumverum in the utility model on magnetic force blank using elastic force magnetic part；
Fig. 3 is the schematic diagram of elastic force magnetic part in the utility model；
Fig. 4 is the schematic diagram that part is marked in the utility model；
Fig. 5 is the signal that the utility model is used cooperatively using three complicated line illiciumverums of magnetic force blank displaying with label part
Figure；
Reference sign：
Magnetic force blank 1, turntable 2, fixed disk 3, handle 4, lanyard 5, elastic force magnetic part 6, label part 7, billet 61, strip
62nd, magnetic stripe 63, groove 64, magnetic force moulding 71, sector 72.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings.
Referring to such as Fig. 1 -- shown in Fig. 5, present embodiment includes magnetic force blank 1, turntable 2, fixed disk 3, handle 4, hangs
Rope 5, elastic force magnetic part 6 and label part 7；The back side of the magnetic force blank 1 is equipped with turntable 2；The center of the turntable 2 and fixed disk
3 are connected centrally through shaft；Handle 4 is connected on the fixed disk 3；The fixed disk 3 is equipped with lanyard 5；It is described
Elastic force magnetic part 6 is made of billet 61 and strip 62, the billet 61 and 62 Integral refractive roll forming of strip, the outer wall of bending part
Equipped with groove 64；The end of the strip 62 cooperates with groove 64；Magnetic stripe is inlaid in the billet 61 and strip 62
63；The bending part of several elastic force magnetic parts 6, which cooperates, forms angle；The label part 7 is by two magnetic force mouldings 71 and fan
Shape part 72 forms；The both sides of the sector 72 are fixedly connected with magnetic force moulding 71；One end of described two magnetic force mouldings 71 leads to
Cross axis connection；The sector 72 is equipped with mark layer 73；For marking angle；Label part 7 and several elastic force magnetic parts 6 it
Between formed angle cooperation.
Wherein, the elastic force magnetic part 6 is colored elastic force magnetic part, and elastic force magnetic part 6 is designed for suit, totally 16,24 or
36 kinds of colors, it is similar to the color design of existing watercolor pencil, convenient for differentiation when organizing angle in this way；The sector 72 is rolled over for paperboard
The sector to be formed is fixed in poststack one end, and paperboard is polychrome, and sector 72 is designed for suit, has 12,24 or 36 kind of color,
Convenient for distinguishing different angles during mark；The billet 61 of the elastic force magnetic part 6 is connect with one end of strip 62 for bending, the other end
It is bonded for gradual change, forms natural elasticity part, it is similar to existing hairpin structure.
When present embodiment operates, elastic force magnetic part 6 is needed according to teaching to be spliced into different shape, due to itself
Magnetism, the stable connection between elastic force magnetic part 6, and can against magnetic force blank 1, convenient for explanation, the back side of magnetic force blank 1 is set
There is turntable 2, can arbitrarily rotate the angle of magnetic force blank 1, convert thinking convenient for students to understand different combination angles, classroom
In, can magnetic force blank 1 be become, difference is all angle and interior mistake in " three lines are octagonal " by mobile teaching display board with hand-held handle 4
Angle can be marked by marking part 7, and the angle after label is very clear；" three lines are octagonal " or multiple " three lines are octagonal " after transformation
Can line segment be extended by elastic force magnetic part 6 in the figure of composition, by the way that part 7 is marked to mark angle, during mark, label part can hide
The lines interfered in gear angle, are conducive to the explanation in classroom.
The teaching aid of a kind of analysis corresponding angles, alternate interior angle described in present embodiment, reasonable in design, operation side
Just, flexibility is good, and elastic force magnetic part 6 can be assembled into any angle, and with three-dimensional, and the differentiation of color is more advantageous to differentiating not
With corresponding angles, alternate interior angle, can allow analysis one mesh of the students for angle by the way that part is marked to mark angle in complicated application
So, efficiency of teaching can be improved.
The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple
The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope should all cover in the right of the utility model.
Claims (4)
1. a kind of teaching aid of analysis corresponding angles, alternate interior angle, it is characterised in that：It include magnetic force blank, turntable, fixed disk, handle,
Lanyard, elastic force magnetic part and label part；The back side of the magnetic force blank is equipped with turntable；The center of the turntable is with fixing in disk
The heart is connected by shaft；Handle is connected on the fixed disk；The fixed disk is equipped with lanyard；The elastic force magnetic part
It is made of billet and strip, the billet and strip Integral refractive roll forming, the outer wall of bending part are equipped with groove；The strip
End cooperates with groove；Magnetic stripe is inlaid in the billet and strip；The bending part phase of several elastic force magnetic parts
Interworking is combined angulation；The label part is made of two magnetic force mouldings and sector；The both sides of the sector and magnetic force moulding
It is fixedly connected；One end of described two magnetic force mouldings passes through axis connection；The sector is equipped with mark layer；It is described label part with
Angle cooperation is formed between several elastic force magnetic parts.
2. the teaching aid of a kind of analysis corresponding angles according to claim 1, alternate interior angle, it is characterised in that：The elastic force is magnetic
Part is colored elastic force magnetic part, and elastic force magnetic part is suit design, totally 16,24 or 36 kind of color.
3. the teaching aid of a kind of analysis corresponding angles according to claim 1, alternate interior angle, it is characterised in that：The sector is
The sector to be formed is fixed in one end after paperboard folds, and paperboard is polychrome, and sector is designed for suit, has 12,24 or 36 kind
Color.
4. the teaching aid of a kind of analysis corresponding angles according to claim 1, alternate interior angle, it is characterised in that：The elastic force is magnetic
The billet of part and one end of strip are connected for bending, and the other end is bonded for gradual change, form natural elasticity part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720951435.3U CN207517226U (en) | 2017-08-01 | 2017-08-01 | A kind of teaching aid of analysis corresponding angles, alternate interior angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720951435.3U CN207517226U (en) | 2017-08-01 | 2017-08-01 | A kind of teaching aid of analysis corresponding angles, alternate interior angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207517226U true CN207517226U (en) | 2018-06-19 |
Family
ID=62531860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720951435.3U Expired - Fee Related CN207517226U (en) | 2017-08-01 | 2017-08-01 | A kind of teaching aid of analysis corresponding angles, alternate interior angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207517226U (en) |
-
2017
- 2017-08-01 CN CN201720951435.3U patent/CN207517226U/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: 20180619 Termination date: 20190801 |
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| CF01 | Termination of patent right due to non-payment of annual fee |