CN211427514U - Primary school's multiplication addition teaching aid - Google Patents
Primary school's multiplication addition teaching aid Download PDFInfo
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- CN211427514U CN211427514U CN202020001559.7U CN202020001559U CN211427514U CN 211427514 U CN211427514 U CN 211427514U CN 202020001559 U CN202020001559 U CN 202020001559U CN 211427514 U CN211427514 U CN 211427514U
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- 239000011159 matrix material Substances 0.000 claims abstract description 37
- 239000003086 colorant Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000006399 behavior Effects 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 241000092161 Pithys Species 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
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Abstract
The utility model discloses a teaching aid technical field, in particular to a primary school multiplication addition teaching aid, which comprises a shell, a dot matrix LED lamp, a column number key, a line number key, a display screen switch key, an addition mode key, a multiplication mode key and a controller; the utility model is provided with the dot matrix LED lamp of 9x9 and the corresponding row and column digital keys, and the LED lamps with corresponding number are lightened by pressing the corresponding keys, so that the operation result can be understood more visually; the display screen capable of being opened and closed is arranged, so that the result obtained by the dot matrix LED indicator lamp can be compared with the result displayed on the display screen, and the learning interest is enhanced; the addition mode key and the multiplication mode key are convenient to operate; the device can visually enable students to understand the principle of addition and multiplication, is favorable for memory, and is convenient to operate and high in practicability.
Description
Technical Field
The utility model relates to a teaching aid technical field, concretely relates to primary school's multiplication addition teaching aid.
Background
The multiplication pithy formula is the basis of learning mathematics of students in lower grades, the simple recitation of the pithy formula is boring and tasteless, and when the students in lower grades begin to contact multiplication, because of lack of understanding and low memory efficiency, a teacher only depends on language description and blackboard writing materials to difficultly give better guidance to pupils, so certain difficulty exists in teaching. Meanwhile, due to the lack of teaching aids, the learning interest of students is difficult to improve, and the memory firmness is greatly reduced. Based on this, the utility model designs a primary school's multiplication addition teaching aid to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multiplication addition teaching aid of primary school to solve the student that proposes among the above-mentioned background art and lack understanding the multiplication pithy formula, remember the problem of inefficiency.
In order to achieve the above object, the utility model provides a following technical scheme: a primary school multiplication and addition teaching aid comprises a shell, a dot matrix LED lamp, column number keys, row number keys, a display screen switch key, an addition mode key, a multiplication mode key and a controller; the left side of the surface of the shell is provided with the 9x9 dot matrix LED lamp; the surface of the shell, which is close to the upper side edge of the dot matrix LED lamp, is provided with a plurality of row number keys aligned with each row of the dot matrix LED lamp, and the number keys in the rows are 1-9 from right to left; the surface of the shell close to the right side edge of the dot matrix LED lamp is provided with a plurality of row digital keys aligned with each row of the dot matrix LED lamp, and the number of the row digital keys is 1-9 from top to bottom; the keys are arranged at the upper right corner of the shell and are aligned with the column number keys and the row number keys; the display screen, the display screen switch key, the addition mode key and the multiplication mode key are arranged on the right side of the shell, and the controller is arranged in the shell; the controller is electrically connected with the dot matrix LED lamp, the column number keys, the row number keys, the display screen switch keys, the addition mode keys and the multiplication mode keys;
preferably, the adjacent rows of the dot matrix LED lamps are LED lamps with different colors;
preferably, the column numeric keys and the row numeric keys are keys with LED lamps;
preferably, a glass plate is arranged on the surface of the dot matrix LED lamp;
preferably, the display screen switch key, the addition mode key and the multiplication mode key are all located below the display screen.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model is provided with the dot matrix LED lamp of 9x9 and the corresponding row and column digital keys, and the LED lamps with corresponding number are lightened by pressing the corresponding keys, so that the operation result can be understood more visually; the display screen capable of being opened and closed is arranged, so that the result obtained by the dot matrix LED indicator lamp can be compared with the result displayed on the display screen, and the learning interest is enhanced; the addition mode key and the multiplication mode key are convenient to operate; the device can visually enable students to understand the principle of addition and multiplication, is favorable for memory, and is convenient to operate and high in practicability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a connection block diagram of the circuit module of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the LED lamp comprises a shell 1, a dot matrix LED lamp 2, a column number key 3, a row number key 4, a 0 key 5, a display screen 6, a display screen switch key 7, an addition mode key 8, a multiplication mode key 9 and a controller 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a primary school multiplication and addition teaching aid comprises a shell 1, a dot matrix LED lamp 2, a column number key 3, a row number key 4, a 0 key 5, a display screen 6, a display screen switch key 7, an addition mode key 8, a multiplication mode key 9 and a controller 10; the left side of the surface of the shell is provided with a 9x9 dot matrix LED lamp 2; the surface of the shell 1 close to the upper side edge of the dot matrix LED lamp 2 is provided with a plurality of rows of numeric keys 3 aligned with each row of the dot matrix LED lamp 2, and the rows of numeric keys 3 are 1-9 from right to left in sequence; a plurality of rows of digital keys 4 aligned with each row of the dot matrix LED lamp 2 are arranged on the surface of the shell 1 close to the right side edge of the dot matrix LED lamp 2, and the number of the rows of digital keys 4 is 1-9 from top to bottom; a 0 key 5 is arranged at the upper right corner of the shell 1, and the 0 key 5 is aligned with the column number keys 3 and the row number keys 4; the display screen 6, the display screen switch key 7, the addition mode key 8 and the multiplication mode key 9 are arranged on the right side of the shell 1, and the controller 10 is arranged inside the shell 1; the controller 10 is electrically connected with the dot matrix LED lamp 2, the column number key 3, the row number key 4, the 0 key 5, the display screen 6, the display screen switch key 7, the addition mode key 8 and the multiplication mode key 9;
the LED lamps with different colors in the adjacent behaviors of the dot matrix LED lamp 2 can be counted more conveniently; the column number keys 3 and the row number keys 4 are keys with LED lamps, and the keys can light up after the corresponding number keys are pressed, so that the LED lamp is more humanized; a glass plate is arranged on the surface of the dot matrix LED lamp 2 to protect the dot matrix LED lamp 2; the display switch button 7, the addition mode button 8 and the multiplication mode button 9 are all located below the display 6.
One specific application of this embodiment is: pressing the addition mode key 8 starts an addition mode, for example, when a key 5 in the column number key 3 is pressed, the dot matrix LED lamp 2 lights 5 LED small lamps, then a key 4 in the row number key 4 is pressed, the dot matrix LED lamp 2 lights 4 LED small lamps, and the student counts the number of the LED lights to obtain a calculation result of 5+ 4; pressing the multiplication mode key 9 to start the multiplication mode, for example, when pressing the key 5 in the column number key 3, the dot matrix LED lamp 2 lights the LED lamps in the 5 columns on the right side, and then pressing the key 4 in the row number key 4, so that four rows of LED lamps above the lighted LED lamps in the 5 columns are kept lighted, the rest LED lamps are turned off, and the student counts the number of the lighted LEDs to obtain the calculation result of 5 × 4; in the calculation process, the display screen 6 can be turned off through the display screen switch key 7, the number of the lighted LEDs is obtained, then the display screen 6 is turned on, the number of the lighted LEDs can be compared with the result calculated by the machine, and the method is convenient to operate and high in interestingness.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a multiplication addition teaching aid of primary school which characterized in that: the LED lamp comprises a shell (1), a dot matrix LED lamp (2), a column number key (3), a row number key (4), a 0 key (5), a display screen (6), a display screen switch key (7), an addition mode key (8), a multiplication mode key (9) and a controller (10); the left side of the surface of the shell is provided with the 9x9 dot matrix LED lamp (2); the surface of the shell (1) close to the upper side edge of the dot matrix LED lamp (2) is provided with a plurality of row number keys (3) aligned with each row of the dot matrix LED lamp (2), and the row number keys (3) are 1-9 from right to left in sequence; the surface of the shell (1) close to the right side edge of the dot matrix LED lamp (2) is provided with a plurality of row number keys (4) aligned with each row of the dot matrix LED lamp (2), and the number keys (4) are sequentially 1-9 from top to bottom; the 0 key (5) is arranged at the upper right corner of the shell (1), and the 0 key (5) is aligned with the column number keys (3) and the row number keys (4); the display screen (6), the display screen switch key (7), the addition mode key (8) and the multiplication mode key (9) are arranged on the right side of the shell (1), and the controller (10) is arranged inside the shell (1); the controller (10) is electrically connected with the dot matrix LED lamp (2), the column number keys (3), the row number keys (4), the 0 key (5), the display screen (6), the display screen switch key (7), the addition mode key (8) and the multiplication mode key (9).
2. A primary school multiplication-addition teaching aid as claimed in claim 1, wherein: the adjacent behaviors of the dot matrix LED lamps (2) are LED lamps with different colors.
3. A primary school multiplication-addition teaching aid as claimed in claim 1, wherein: the column number keys (3) and the row number keys (4) are keys with LED lamps.
4. A primary school multiplication-addition teaching aid as claimed in claim 1, wherein: and a glass plate is arranged on the surface of the dot matrix LED lamp (2).
5. A primary school multiplication-addition teaching aid as claimed in claim 1, wherein: the display screen switch key (7), the addition mode key (8) and the multiplication mode key (9) are all positioned below the display screen (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020001559.7U CN211427514U (en) | 2020-01-02 | 2020-01-02 | Primary school's multiplication addition teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020001559.7U CN211427514U (en) | 2020-01-02 | 2020-01-02 | Primary school's multiplication addition teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211427514U true CN211427514U (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020001559.7U Expired - Fee Related CN211427514U (en) | 2020-01-02 | 2020-01-02 | Primary school's multiplication addition teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211427514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837588A (en) * | 2021-01-18 | 2021-05-25 | 曲靖师范学院 | Mathematical operation processing device |
-
2020
- 2020-01-02 CN CN202020001559.7U patent/CN211427514U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837588A (en) * | 2021-01-18 | 2021-05-25 | 曲靖师范学院 | Mathematical operation processing device |
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| Date | Code | Title | Description |
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| 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: 20200904 |