CN201331857Y - Abacus used in mathematics teaching - Google Patents
Abacus used in mathematics teaching Download PDFInfo
- Publication number
- CN201331857Y CN201331857Y CNU2009200178738U CN200920017873U CN201331857Y CN 201331857 Y CN201331857 Y CN 201331857Y CN U2009200178738 U CNU2009200178738 U CN U2009200178738U CN 200920017873 U CN200920017873 U CN 200920017873U CN 201331857 Y CN201331857 Y CN 201331857Y
- Authority
- CN
- China
- Prior art keywords
- abacus
- utility
- model
- instrument cases
- tool box
- 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.)
- Expired - Fee Related
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- Electrically Operated Instructional Devices (AREA)
Abstract
The utility model discloses an abacus used in mathematics teaching, which consists of a frame, counters and a tool box; the frame is fixed on the tool box; the counters are disposed in the frame; one side of the tool box is connected by a pivot, the other side can be opened; the tool box can contain counting rod, ruler, set square and compasses. The abacus of the utility model fully utilizes the abacus volume space, can be used as a common abacus at normal time, and also can be used as a mathematics teaching appliance box when needed.
Description
Technical field:
The utility model relates to a kind of teaching aid, is a kind of rechoning by the abacus dish specifically.
Background technology:
Abacus is used to primary school teaching as a kind of primary calculations device, and the abacus volume is bigger, and function is but very single, can only be used for simple calculating, and the teacher uses abacus also only can play the demonstration effect in teaching.
The utility model content:
The purpose of this utility model provides a kind of multi-functional abacus, and this abacus can effectively play the teaching demonstration effect.
For achieving the above object, the utility model adopts following technical scheme:
The utility model abacus comprises framework, bead and instrument cases composition, it is characterized in that frame fixation on instrument cases, and framework inside is provided with bead.
The utility model abacus, wherein said instrument cases one side connects by rotating shaft, and opposite side can be opened.
The utility model abacus, wherein said instrument cases inside can be put into counting rod, ruler, set square and compasses.
The utility model abacus has made full use of the volumetric spaces of abacus owing to adopted said structure, can be used as common abacus at ordinary times and uses, and can also be used as the mathematical education kit if any special requirement.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is the utility model inner structure synoptic diagram.
Embodiment:
Come the utility model is described in further detail below in conjunction with accompanying drawing 1 and accompanying drawing 2:
As depicted in figs. 1 and 2: novel framework 1, bead 2 and the instrument cases 3 of comprising of this implementation are formed, it is characterized in that framework 1 is fixed on the instrument cases 3, framework 1 inside is provided with bead 2, instrument cases 3 one sides connect by rotating shaft 4, opposite side can be opened, and counting rod 5, ruler 6, set square 7 and compasses 8 can be put in instrument cases inside.
The utility model is simple in structure, can either be used as abacus and use, and can also be used as the instrument cases that store realia, has really accomplished one-object-many-purposes, has saved resource.
Claims (3)
1, a kind of abacus that is used for mathematical education comprises framework (1), bead (2) and instrument cases (3) composition, and it is characterized in that: framework (1) is fixed on the instrument cases (3), and framework (1) inside is provided with bead (2).
2, a kind of abacus that is used for mathematical education according to claim 1 is characterized in that: instrument cases (3) one sides connect by rotating shaft (4), and opposite side can be opened.
3, a kind of abacus that is used for mathematical education according to claim 1 is characterized in that: counting rod (5), ruler (6), set square (7) and compasses (8) can be put in instrument cases (3) inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200178738U CN201331857Y (en) | 2009-01-12 | 2009-01-12 | Abacus used in mathematics teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200178738U CN201331857Y (en) | 2009-01-12 | 2009-01-12 | Abacus used in mathematics teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201331857Y true CN201331857Y (en) | 2009-10-21 |
Family
ID=41225239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200178738U Expired - Fee Related CN201331857Y (en) | 2009-01-12 | 2009-01-12 | Abacus used in mathematics teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201331857Y (en) |
-
2009
- 2009-01-12 CN CNU2009200178738U patent/CN201331857Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20100219 |