CN207115779U - A kind of mathematics teaching aid - Google Patents
A kind of mathematics teaching aid Download PDFInfo
- Publication number
- CN207115779U CN207115779U CN201720511092.9U CN201720511092U CN207115779U CN 207115779 U CN207115779 U CN 207115779U CN 201720511092 U CN201720511092 U CN 201720511092U CN 207115779 U CN207115779 U CN 207115779U
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- China
- Prior art keywords
- rotating disk
- digital
- operator
- digital rotating
- teaching aid
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Abstract
The utility model discloses a kind of mathematics teaching aid, including the first digital rotating disk, the first operator rotating disk, the second digital rotating disk, the second operator rotating disk and the 3rd digital rotating disk, the inner side keyway of the first digital rotating disk is connected with the first operator rotating disk, keyway is connected with the second operator rotating disk to the second digital rotating disk between any two, the center side position of the first digital rotating disk offers the first link slot, the top of first connecting pole is fixedly connected with the first strong magnets, and the center side position of the 3rd digital rotating disk is fixedly connected with the second connecting pole.The mathematics teaching aid is rational in infrastructure, it is easy to use, different from existing conventional rotary teaching aid on the market, the teaching aid each digital rotating disk can be fixed by way of magnet adsorption, can conveniently it be rotated while fixing, beneficial to the rapid adjustability of child, and the teaching aid can be disassembled conveniently, it is hardly damaged, service efficiency is higher.
Description
Technical field
Teaching aid technical field is the utility model is related to, specially a kind of mathematics teaching aid.
Background technology
Various teaching equipments are needed to use in rudimentary maths initiation teaching to aid in low age Students ' Learning, and good auxiliary is taught
Culture can be played and improve the good tool of learning initiative by learning equipment, and as the basis of mathematical education, addition subtraction multiplication and division is child
Firstly the need of association, and existing mathematics teaching aid can not intuitively show the effect of this kind of computing, how design one kind
The more directly perceived and suitable child and teaching aid for cultivating child's autonomous learning enthusiasm solves the problems, such as into needs.
Utility model content
The purpose of this utility model is to provide a kind of mathematics teaching aid, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of mathematics teaching aid, including the first numeral turn
Disk, the first operator rotating disk, the second digital rotating disk, the second operator rotating disk and the 3rd digital rotating disk, the first digital rotating disk
Inner side keyway be connected with the first operator rotating disk, the first operator rotating disk is in the side keyway away from the first digital rotating disk
The second digital rotating disk is connected with, the inner side keyway of the 3rd digital rotating disk is connected with the second digital rotating disk, second numeral
Keyway is connected with the second operator rotating disk to rotating disk between any two, and the center side position of the first digital rotating disk offers first
Link slot, the central horizontal line position for being internally located at the first link slot of the first digital rotating disk are provided with the first sheet metal,
The center side position of the second digital rotating disk offers the second link slot, and the second digital rotating disk is internally located at second
The central horizontal line position of link slot is provided with the second sheet metal, and the another side center of the second digital rotating disk is fixed
First connecting pole is installed, the top of first connecting pole is fixedly connected with the first strong magnets, the 3rd digital rotating disk
Center side position be fixedly connected with the second connecting pole, the top of second connecting pole is fixedly connected with the second strong magnetic
Iron.
Preferably, the described first digital rotating disk, the first operator rotating disk, the second digital rotating disk, the second operator rotating disk and
3rd digital rotating disk is positive ten prism of specification identical, the first operator rotating disk, the second digital rotating disk and the second computing
Symbol rotating disk is the identical structure of shape and structure, and the first digital rotating disk, the ten of the second digital rotating disk and the 3rd digital rotating disk
Be carved with successively in prismatic surface numeral " 0,1,2,3,4,5,6,7,8,9 ", in ten prismatic surfaces of the first operator rotating disk
Uniformly be carved with successively operator "+,-, ×, ÷ ", be carved with operator "=" in ten prismatic surfaces of the second operator rotating disk.
Preferably, the first operator rotating disk, the second digital rotating disk, the second operator rotating disk pass through the second link slot
Connected with the first connecting pole keyway, the first connecting pole keyway that the first operator rotating disk side is fixedly connected is connected to first
In link slot, the second connecting pole keyway that the 3rd digital rotating disk side is fixedly connected is connected to the second of the second digital rotating disk
In link slot.
Preferably, first sheet metal, the first strong magnets, the second sheet metal and the second strong magnets are identical knot
Structure.
Compared with prior art, the beneficial effects of the utility model are：The mathematics teaching aid is rational in infrastructure, easy to use, no
Existing conventional rotary teaching aid on the market is same as, the teaching aid can be consolidated by way of magnet adsorption to each digital rotating disk
It is fixed, can conveniently it be rotated while fixing, beneficial to the rapid adjustability of child, and the teaching aid can be disassembled conveniently, be not easy
Damage, service efficiency are higher.
Brief description of the drawings
Fig. 1 is the utility model assembly structure diagram；
Fig. 2 is the digital rotating disk sectional view of the utility model second；
Fig. 3 is the digital turntable structure schematic diagram of the utility model second；
Fig. 4 is the digital rotating disk strong magnets surface side view of the utility model second；
Fig. 5 is the digital rotating disk link slot side sectional view of the utility model second；
Fig. 6 is the 3rd digital rotating disk sectional view of the utility model；
Fig. 7 is the 3rd digital turntable structure schematic diagram of the utility model；
Fig. 8 is the digital rotating disk strong magnets surface side view of the utility model the 3rd；
Fig. 9 is the digital rotating disk sectional view of the utility model first；
Figure 10 is the digital turntable structure schematic diagram of the utility model first；
Figure 11 is the digital rotating disk link slot surface side view of the utility model first.
In figure：1 first digital rotating disk, 11 first link slots, 12 first sheet metals, 2 first operator rotating disks, 3 second numbers
Word rotating disk, 31 second sheet metals, 32 second link slots, 33 first connecting poles, 34 first strong magnets, 4 second operator rotating disks,
5 the 3rd digital rotating disks, 51 second connecting poles, 52 second strong magnets.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, it is necessary to explanation, the side of the instruction such as term " vertical ", " on ", " under ", " level "
Either position relationship is based on orientation shown in the drawings or position relationship for position, is for only for ease of this practicality of description and simplification is retouched
State, rather than instruction either implies that signified device or element must have specific orientation, with specific azimuth configuration with
Operation, therefore it is not intended that to limitation of the present utility model.In addition, " first ", " second ", " the 3rd ", " the 4th " are only used for
Purpose is described, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it is also necessary to explanation, " set unless otherwise clear and definite regulation and limitation, term
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or be integrally connected, it can be mechanical connection or electrical connection, can be directly connected to or by middle matchmaker
It is situated between and is connected, can is the connection of two element internals.For the ordinary skill in the art, can be as the case may be
Understand concrete meaning of the above-mentioned term in the utility model.
Fig. 1-11 are referred to, the utility model provides a kind of technical scheme：A kind of mathematics teaching aid, including the first digital rotating disk
1st, the first operator rotating disk 2, the second digital rotating disk 3, the second operator rotating disk 4 and the 3rd digital rotating disk 5, first numeral turn
Disk 1, the first operator rotating disk 2, the second digital rotating disk 3, the second operator rotating disk 4 and the 3rd digital rotating disk 5 are that specification is identical
Positive ten prism, the first operator rotating disk 2, the second digital operator rotating disk 4 of rotating disk 3 and second are the complete phase of shape and structure
Same structure, and number is carved with successively in ten prismatic surfaces of the first digital rotating disk 1, the second digital 3 and the 3rd digital rotating disk 5 of rotating disk
Word " 0,1,2,3,4,5,6,7,8,9 ", operator is uniformly carved with successively in ten prismatic surfaces of the first operator rotating disk 2
"+,-, ×, ÷ ", operator "=" is carved with ten prismatic surfaces of the second operator rotating disk 4, by mutual between numeral
Rotate regulation and calculate corresponding result, it is easy to use so that digital operation is more directly perceived efficient, the first digital rotating disk
1 inner side keyway is connected with the first operator rotating disk 2, the first operator rotating disk 2, the second digital rotating disk 3, the second operator
Rotating disk 4 is connected by the second link slot 32 with the keyway of the first connecting pole 33, and the side of the first operator rotating disk 2 is fixedly connected
The keyway of the first connecting pole 33 be connected in the first link slot 11, the 3rd digital side of rotating disk 5 be fixedly connected second connect
Connect the keyway of post 51 to be connected in the second link slot 32 of the second digital rotating disk 3, play keyway connection function, first operator
Rotating disk 2 is connected with the second digital rotating disk 3, the inner side of the 3rd digital rotating disk 5 in the side keyway away from the first digital rotating disk 1
Keyway is connected with the second digital rotating disk 3, and keyway is connected with the second operator rotating disk 4, institute to the second digital rotating disk 3 between any two
The center side position for stating the first digital rotating disk 1 offers the first link slot 11, and the first digital rotating disk 1 is internally located at
The central horizontal line position of one link slot 11 is provided with the first sheet metal 12, first sheet metal 12, the first strong magnets 34,
Second sheet metal 31 and the second strong magnets 52 are identical structure, play a part of magnet and mutually adsorb, and make it that teaching aid can
With more convenient rotation, the center side position of the second digital rotating disk 3 offers the second link slot 32, second number
The central horizontal line position for being internally located at the second link slot 32 of word rotating disk 3 is provided with the second sheet metal 31, second numeral
The another side center of rotating disk 3 is installed with the first connecting pole 33, and the top of first connecting pole 33 is fixedly connected
There are the first strong magnets 34, the center side position of the 3rd digital rotating disk 5 is fixedly connected with the second connecting pole 51, and described
The top of two connecting poles 51 is fixedly connected with the second strong magnets 52.
Operation principle：In use, the inside of each digital rotating disk and operator rotating disk is even to be provided with strong magnets, and
The strong magnets of same size are also installed on connecting pole, only needed when in use in sequence, according to the first numeral
Rotating disk 1, the first operator rotating disk 2, the second digital rotating disk 3, the second operator rotating disk 4, the second digital numeral of rotating disk the 3, the 3rd turn
Putting in order for disk 5 successively can be with by the connection of its keyway, during using computing, adjusts the fortune on the first digital rotating disk 1
Operator number, and rotate the corresponding need of the first operator rotating disk 2, the second digital rotating disk 3, the second operator rotating disk 4 in same row
The operator to be rotated, "=" on the second operator rotating disk 4 is also gone into same row, and in the second last digital He of rotating disk 3
Ten and a position result are calculated on 3rd digital rotating disk 5 respectively, and reaches final and results in, the teaching aid passes through magnetic suck
Mode each rotating disk is stably connected with, ensure can be stably connected with while again can conveniently rotation, greatly improve teaching aid
Degree easy to use.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of mathematics teaching aid, including the first digital rotating disk（1）, the first operator rotating disk（2）, the second digital rotating disk（3）, second
Operator rotating disk（4）With the 3rd digital rotating disk（5）, it is characterised in that：The first digital rotating disk（1）Inner side keyway be connected with
First operator rotating disk（2）, the first operator rotating disk（2）Away from the first digital rotating disk（1）Side keyway be connected with
Second digital rotating disk（3）, the 3rd digital rotating disk（5）Inner side keyway be connected with the second digital rotating disk（3）, second number
Word rotating disk（3）Keyway is connected with the second operator rotating disk between any two（4）, the first digital rotating disk（1）Center side position
Put and offer the first link slot（11）, the first digital rotating disk（1）Be internally located at the first link slot（11）Central horizontal
Line position is provided with the first sheet metal（12）, the second digital rotating disk（3）Center side position offer the second link slot
（32）, the second digital rotating disk（3）Be internally located at the second link slot（32）Central horizontal line position the second gold medal is installed
Belong to piece（31）, the second digital rotating disk（3）Another side center be installed with the first connecting pole（33）, described
One connecting pole（33）Top be fixedly connected with the first strong magnets（34）, the 3rd digital rotating disk（5）Center side position
Put and be fixedly connected with the second connecting pole（51）, second connecting pole（51）Top be fixedly connected with the second strong magnets
（52）.
A kind of 2. mathematics teaching aid according to claim 1, it is characterised in that：The first digital rotating disk（1）, the first computing
Accord with rotating disk（2）, the second digital rotating disk（3）, the second operator rotating disk（4）With the 3rd digital rotating disk（5）Be specification identical just
Ten prisms, the first operator rotating disk（2）, the second digital rotating disk（3）With the second operator rotating disk（4）It is complete for shape and structure
Identical structure, and the first digital rotating disk（1）, the second digital rotating disk（3）With the 3rd digital rotating disk（5）Ten prismatic surfaces on according to
It is secondary be carved with numeral " 0,1,2,3,4,5,6,7,8,9 ", the first operator rotating disk（2）Ten prismatic surfaces on successively uniformly carve
Have operator "+,-, ×, ÷ ", the second operator rotating disk（4）Ten prismatic surfaces on be carved with operator "=".
A kind of 3. mathematics teaching aid according to claim 1, it is characterised in that：The first operator rotating disk（2）, second number
Word rotating disk（3）, the second operator rotating disk（4）Pass through the second link slot（32）With the first connecting pole（33）Keyway connects, described
First operator rotating disk（2）The first connecting pole that side is fixedly connected（33）Keyway is connected to the first link slot（11）It is interior, it is described
3rd digital rotating disk（5）The second connecting pole that side is fixedly connected（51）Keyway is connected to the second digital rotating disk（3）Second connect
Access slot（32）It is interior.
A kind of 4. mathematics teaching aid according to claim 1, it is characterised in that：First sheet metal（12）, first strength
Magnet（34）, the second sheet metal（31）With the second strong magnets（52）For identical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511092.9U CN207115779U (en) | 2017-05-10 | 2017-05-10 | A kind of mathematics teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511092.9U CN207115779U (en) | 2017-05-10 | 2017-05-10 | A kind of mathematics teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207115779U true CN207115779U (en) | 2018-03-16 |
Family
ID=61594392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720511092.9U Expired - Fee Related CN207115779U (en) | 2017-05-10 | 2017-05-10 | A kind of mathematics teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207115779U (en) |
-
2017
- 2017-05-10 CN CN201720511092.9U patent/CN207115779U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20190510 |