CN108417098A - A kind of mental arithmetic demonstrating and practising device - Google Patents
A kind of mental arithmetic demonstrating and practising device Download PDFInfo
- Publication number
- CN108417098A CN108417098A CN201810467813.XA CN201810467813A CN108417098A CN 108417098 A CN108417098 A CN 108417098A CN 201810467813 A CN201810467813 A CN 201810467813A CN 108417098 A CN108417098 A CN 108417098A
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- CN
- China
- Prior art keywords
- movable plate
- mental arithmetic
- fixed number
- letter stencil
- number letter
- Prior art date
- 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.)
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B1/00—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways
- G09B1/02—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements
- G09B1/04—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a single symbol or a single combination of symbols
- G09B1/06—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a single symbol or a single combination of symbols and being attachable to, or mounted on, the support
- G09B1/08—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a single symbol or a single combination of symbols and being attachable to, or mounted on, the support by means of magnets
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a kind of mental arithmetic demonstrating and practising devices, including pedestal, it is fixedly connected with storage box at the top of the pedestal, and base top is connected with fixed number letter stencil, it is provided with storage box on the right side of the fixed number letter stencil, and is connected with movable plate at the top of fixed number letter stencil, the centre of the movable plate is fixedly connected with magnet, and movable plate is positively connected with digital card, and the centre of digital card is provided with sheet metal.The mental arithmetic demonstrating and practising device uses the structure of fixed number letter stencil, digital card and movable plate, convert mental arithmetic study to actual operation, student can take action on one's own, simple and clear study mental arithmetic, the Classroom attention of student can more be attracted, improve the creativity consciousness and innovation ability of student, the study initiative and enthusiasm of mobilizing students, so as to improve the speed and effect of student's mental arithmetic, and the device is filled with a blank of primary school's mental arithmetic teaching aid, solves the shortcoming that mental arithmetic teaching can not operate.
Description
Technical field
The present invention relates to teaching equipment technical field, specially a kind of mental arithmetic demonstrating and practising device.
Background technology
Teaching is the distinctive personnel training activity of a kind of mankind that the religion of teacher and student are formed, and passes through this work
Dynamic, teacher is purposeful, planned and organized ground guiding student learns and grasps cultural and technical knowledge and technical ability, promotes student's element
Matter improves, them is made to become the required people of society.
The mode that traditional teaching generally use for pupil's mental arithmetic is memorize mechanicallyd remembers multiplication formula table,
This method is dry as dust for student, can not attract the Classroom attention of student, and is difficult to improve the creativity consciousness of student, no
The study initiative and enthusiasm of easy mobilizing students, it is slow so as to cause student's mental arithmetic speed and effect progress.
Invention content
The purpose of the present invention is to provide a kind of mental arithmetic demonstrating and practising devices, to solve traditional pair mentioned above in the background art
Multiplication formula table is remembered in the mode that the teaching generally use of pupil's mental arithmetic is memorize mechanicallyd, this method is for student
It is dry as dust, the Classroom attention of student can not be attracted, and be difficult to improve the creativity consciousness of student, be not easy the study of mobilizing students
Initiative and enthusiasm, so as to cause the problem that student's mental arithmetic speed and effect progress are slow.
To achieve the above object, the present invention provides the following technical solutions：A kind of mental arithmetic demonstrating and practising device, including pedestal, the bottom
The top of seat is fixedly connected with storage box, and base top is connected with fixed number letter stencil, the right side setting of the fixed number letter stencil
There is storage box, and be connected with movable plate at the top of fixed number letter stencil, the centre of the movable plate is fixedly connected with magnet, and activity
Plate is positively connected with digital card, and the centre of digital card is provided with sheet metal.
Preferably, the fixed number letter stencil and pedestal constitute vertical fixed structure, and fixed number by glue bonding mode
Strip bulge structure is provided at the top of letter stencil.
Preferably, the back side of the digital card is to be fixedly connected, and digital card passes through sheet metal and work with sheet metal
Movable plate constitutes magnetic connection.
Preferably, the movable plate is two-section structure, and the bottom of movable plate is provided with groove structure, and movable plate is recessed
Slot structure and the strip bulge structure of fixed number letter stencil match, and the groove structure of movable plate and stationary digital slab are convex
The connection type for playing structure is to be slidably connected.
Preferably, there are two the magnet settings, and 2 magnet are corresponding with the position of movable plate two-section structure difference.
Compared with prior art, the beneficial effects of the invention are as follows：The mental arithmetic demonstrating and practising device is using fixed number letter stencil, digital card
With the structure of movable plate, converts mental arithmetic study to actual operation, student can take action on one's own, simple and clear study mouth
It calculates, can more attract the Classroom attention of student, improve the creativity consciousness and innovation ability of student, the study of mobilizing students is actively
Property and enthusiasm, so as to improve student mental arithmetic speed and effect, and the device be filled with primary school mental arithmetic teaching aid
A blank, solve the shortcoming that can not operate of mental arithmetic teaching.The fixed number letter stencil and pedestal of the device are bonded by glue
Mode constitutes vertical fixed structure, and strip bulge structure is provided at the top of fixed number letter stencil, and the vertical fixed structure is not only
So that the device when in use can held stationary, and the visual range of the device can be improved, student can intuitively see
The content shown to its surface, and its strip bulge structure can be matched with the groove structure of movable plate, be movable plate
Support effect is provided, the back side and the sheet metal of digital card are to be fixedly connected, and digital card passes through sheet metal and movable plate structure
It is connected at magnetism, which enables digital card to be adsorbed on activity plate surface, and its magnetism connection, the person of being more convenient to operate couple
The replacement of digital card, to the operation for the student that is more convenient for, movable plate is two-section structure, and the bottom setting of movable plate is fluted
Structure, and the strip bulge structure of the groove structure of movable plate and fixed number letter stencil matches, and the groove structure of movable plate
Connection type with stationary digital slab bulge-structure is to be slidably connected, which can provide branch for digital card
Support so that digital card can form the formula of longitudinal form with fixed number letter stencil, simple and clear displaying formula content, more just
In the Understanding memory of student, and it is slidably connected so that and student can be switched fast between different formulas, be more convenient to operate,
There are two magnet settings, and 2 magnet are corresponding with the position of movable plate two-section structure difference, which enables movable plate
Sucking action is played to two groups of digital cards simultaneously, allows digital card that can be fixed on its surface, it is complete convenient for displaying one
Formula, and the attraction of magnet is smaller, and student will not be hindered to be more convenient to operate the exchange of digital card.
Description of the drawings
Fig. 1 is positive structure diagram of the present invention；
Fig. 2 is side structure schematic view of the present invention；
Fig. 3 is backsight structural representation of the present invention.
In figure：1, fixed number letter stencil, 2, pedestal, 3, digital card, 4, movable plate, 5, magnet, 6, sheet metal, 7, storage
Box.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of mental arithmetic demonstrating and practising device, including pedestal 2, the top of pedestal 2
Portion is fixedly connected with storage box 7, and 2 top of pedestal is connected with fixed number letter stencil 1, fixed number letter stencil 1 and pedestal 2 and is glued by glue
Knot mode constitutes vertical fixed structure, and the top of fixed number letter stencil 1 is provided with strip bulge structure, and the vertical fixed structure is not
Only so that the device when in use can held stationary, and the visual range of the device can be improved, make student intuitive
The content that its surface is shown is seen, and its strip bulge structure can be matched with the groove structure of movable plate 4, for activity
Plate 4 provides support effect, and the right side of fixed number letter stencil 1 is provided with storage box 7, and the top of fixed number letter stencil 1 is connected with activity
Plate 4, movable plate 4 are two-section structure, and the bottom of movable plate 4 is provided with groove structure, and the groove structure of movable plate 4 and fixation
The strip bulge structure of digiboard 1 matches, and 1 strip bulge structure of the groove structure of movable plate 4 and fixed number letter stencil
Connection type is to be slidably connected, which can be that digital card 3 provides support so that digital card 3 can and be fixed
Digiboard 1 forms the formula of longitudinal form, simple and clear displaying formula content, the Understanding memory for the student that is more convenient for, and it is slided
Dynamic connection so that student can be switched fast between different formulas, be more convenient to operate, and the centre of movable plate 4 is fixedly connected with
Magnet 5, and movable plate 4 is positively connected with digital card 3, there are two the settings of magnet 5, and 2 magnet 5 and 4 two-section of movable plate
The position difference of structure is corresponding, which enables movable plate 4 to play sucking action to two groups of digital cards 3 simultaneously, allows
Digital card 3 can be fixed on its surface, and convenient for one complete formula of displaying, and the attraction of magnet 5 is smaller, will not hinder
Student is hindered to be more convenient to operate the exchange of digital card 3, and the centre of digital card 3 is provided with sheet metal 6, digital card 3
The back side and sheet metal 6 be to be fixedly connected, and digital card 3 constitutes magnetic connection by sheet metal 6 and movable plate 4, the structure
Enable digital card 3 to be adsorbed on 4 surface of movable plate, and its magnetism connection, the person of being more convenient to operate to digital card 3 more
It changes, to the operation for the student that is more convenient for.
Operation principle：When using the mental arithmetic demonstrating and practising device, the device is first checked with the presence or absence of part breakage or is connected loosely
The case where, it is used again after inspection is errorless, then operator, will by the front of 3 alignment activity plate of digital card, 4 two-section structure
It is connect with the magnetism of magnet 5 by sheet metal 6 with the digital card 3 of Arabic numerals, is adjacent to absorption and is cut off for 4 liang with movable plate
The upper portion of structure is adjacent to the lower section of absorption and 4 two-section structure of movable plate, so by with the digital card 3 of oeprator
Afterwards by the groove structure of 4 bottom of movable plate, it is inserted in the strip bulge structure at 1 top of fixed number letter stencil, then pass through work
Movable plate 4 and fixed number letter stencil 1 are slidably connected, and movable plate 4 are carried out longitudinal to the Arabic numerals with 1 surface of fixed number letter stencil
The position flushed forms a complete formula, student is made to carry out mental arithmetic rehearsal, operator can by movable plate 4 freely to
Left or carry out to the right, a training of students addend of doing a sum orally is constant, and constant, the long-pending variation of changing rule or a factor
Rule, then operator can also be connected by the magnetic of digital card 3 and movable plate 4, by digital card 3 from the table of movable plate 4
Face is directly extractd and is taken down, and is put into storage box 7, then will contain other digital or oeprator digital cards 3 in storage box 7
It takes out and is adjacent to 4 front of movable plate, the mental arithmetic for carrying out other formulas is drilled, and here it is the operation principles of the mental arithmetic demonstrating and practising device.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacing, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection domain of invention.
Claims (5)
1. a kind of mental arithmetic demonstrating and practising device, including pedestal（2）, it is characterised in that：The pedestal（2）Top be fixedly connected with storage box
（7）, and pedestal（2）Top is connected with fixed number letter stencil（1）, the fixed number letter stencil（1）Right side be provided with storage box（7）,
And fixed number letter stencil（1）Top be connected with movable plate（4）, the movable plate（4）Centre be fixedly connected with magnet（5）, and
Movable plate（4）Be positively connected with digital card（3）, and digital card（3）Centre be provided with sheet metal（6）.
2. a kind of mental arithmetic demonstrating and practising device according to claim 1, it is characterised in that：The fixed number letter stencil（1）And pedestal（2）
Vertical fixed structure, and fixed number letter stencil are constituted by glue bonding mode（1）Top be provided with strip bulge structure.
3. a kind of mental arithmetic demonstrating and practising device according to claim 1, it is characterised in that：The digital card（3）The back side with gold
Belong to piece（6）To be fixedly connected, and digital card（3）Pass through sheet metal（6）With movable plate（4）Constitute magnetic connection.
4. a kind of mental arithmetic demonstrating and practising device according to claim 1, it is characterised in that：The movable plate（4）For two-section structure,
Movable plate（4）Bottom be provided with groove structure, and movable plate（4）Groove structure and fixed number letter stencil（1）Strip bulge
Structure matches, and movable plate（4）Groove structure and fixed number letter stencil（1）The connection type of strip bulge structure is sliding
Connection.
5. a kind of mental arithmetic demonstrating and practising device according to claim 1, it is characterised in that：The magnet（5）There are two settings, and 2
A magnet（5）With movable plate（4）The position difference of two-section structure is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810467813.XA CN108417098A (en) | 2018-05-16 | 2018-05-16 | A kind of mental arithmetic demonstrating and practising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810467813.XA CN108417098A (en) | 2018-05-16 | 2018-05-16 | A kind of mental arithmetic demonstrating and practising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108417098A true CN108417098A (en) | 2018-08-17 |
Family
ID=63139590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810467813.XA Withdrawn CN108417098A (en) | 2018-05-16 | 2018-05-16 | A kind of mental arithmetic demonstrating and practising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108417098A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113332698A (en) * | 2021-05-31 | 2021-09-03 | 南京体育学院 | Sports dancing competition scoring equipment |
-
2018
- 2018-05-16 CN CN201810467813.XA patent/CN108417098A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113332698A (en) * | 2021-05-31 | 2021-09-03 | 南京体育学院 | Sports dancing competition scoring equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180817 |