CN200979760Y - A model teaching aid of a southward pointer - Google Patents
A model teaching aid of a southward pointer Download PDFInfo
- Publication number
- CN200979760Y CN200979760Y CN 200620047308 CN200620047308U CN200979760Y CN 200979760 Y CN200979760 Y CN 200979760Y CN 200620047308 CN200620047308 CN 200620047308 CN 200620047308 U CN200620047308 U CN 200620047308U CN 200979760 Y CN200979760 Y CN 200979760Y
- Authority
- CN
- China
- Prior art keywords
- students
- compass
- model
- teaching aid
- circular
- 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
Links
Images
Landscapes
- Toys (AREA)
Abstract
The utility model provides a teaching aid of'Si Nan' model, comprising a circular magnet, a hollow semi globe and a circular slice. The utility model is characterized in that: the circular magnet is stuck inside the semi globe body, the circular slice marked east (E), south (S), west (W), and north (N) closes the opening of the semi globe body which is stunk with circular magnet and which is provided inside the hollow semi globe body. By this method a teaching aid of'Si Nan' model having simple structure, convenient manufacture and low price is made. Teaching with this teaching aid of'Si Nan', can let students know that the compass is an instrument for determining directions and is made through the magnets' property of directing directions of south and north, can acquaint students with the purpose and method of using compasses, can also let students make'Si Nan' on their own with semi-finished goods and nurture students' practical ability, can also require students to determine directions of schools and a plurality of objects and scenery surrounding their houses with self-made compasses, can make students learn primarily the method of use of compasses, can give students patriotism education through introduction of the compass's history.
Description
Technical field
This practical a kind of model teaching aid, especially a kind of " compass in ancient China " model teaching aid of relating to.
Background technology
The invention of compass be Ancient Chinese for one of four inventions, its invention and application, the difficulty that is difficult for taking one's bearings when not only making people overcome oceangoing voyage, and promoted the development and the cultural exchanges of world's seafaring.In education of middle and primary schools, carry out the teaching of four inventions in ancient times, make the student know the invention process of four inventions, know that I people contribute the greatness of human culture, immeasurable effect has been played in the progress that promotes human society, allow the student know that the Ancient Times in China four inventions are the people in ancient times long-felt in practice, constantly summing up, progressively form, is Ancient Times in China people crystallizations of wisdom.And in teaching, cultivate student's operating ability, strengthen student's national pride by teaching, improve student's nationalized self-esteem, cultivate the thoughts and feelings that students' union has ardent love for the motherland, has deep love for working, and be diligent in observing, be good at the mental disease thinking deeply, have the courage to bring forth new ideas, be instructional objective.
The first ancestor of compass approximately appears at the Warring States Period.The magnetic spoon that it is made by bronze dish and natural magnet is formed, and is carved with 20 four-ways on the bronze dish, puts the magnetic spoon on disk center's disc, and when static, the spoon tail is oriented to south.Ancients claim that it is " compass in ancient China ", and " compass in ancient China " is exactly the meaning of guide.Compass in ancient China utilizes loadstone manufacturing, and compass in ancient China must be placed on the smooth chassis and rotate, and the chassis also must be set level, otherwise will influence the effect of its guide, and compass in ancient China all is subjected to more restriction on ore source, grinding technology and pointing accuracy.Therefore, after people's invention compass in ancient China, study the instrument that improves guide again with keeping, therefore to the Northern Song Dynasty, because military and navigation etc. need and the development of material and technology technology, successively utilize artificial flat thin magnet and magnet pin and artificial magnetization method to make at performance and the guide fish and the compass that use than compass in ancient China advanced person.
Explanation compass and development history thereof just must be talked about compass in ancient China, and the teaching aid that uses a model in the teaching can play a multiplier effect, but do not have a kind of simple in structure, easy to make, cheap " compass in ancient China " model teaching aid at present on market.Therefore in regular primary and secondary schools, particularly in, can both have " compass in ancient China " a kind of like this model teaching aid remaining difficulty at present in the middle and primary schools of the poor areas of the western region.
Summary of the invention
The purpose of this utility model is at the deficiencies in the prior art, and a kind of simple in structure, easy to make, cheap " compass in ancient China " model teaching aid is provided.
Be the purpose that realizes that this is practical, its technical scheme is as follows:
A kind of " compass in ancient China " model teaching aid, comprise circular magnet, hollow hemisphere body and circular book sheet, it is characterized in that circular magnet sticks in the hollow hemisphere body, the circular book sheet that indicates (N) orientation, north, west, south, east (E) (S) (W) will be stained with the hollow hemisphere body closure of openings of circular magnet in the hollow hemisphere body.
So just become simple in structure, easy to make, cheap " compass in ancient China " model teaching aid.
Description of drawings
Fig. 1 is the structural representation of the utility model a kind of " compass in ancient China " model teaching aid
1 circular magnet, 2 hollow hemisphere bodies, 3 circular book sheets among the figure.
Embodiment
The following stated embodiment is not limited to which kind of pattern " compass in ancient China " model teaching aid, and any " compass in ancient China " model teaching aid does not break away from spirit of the present utility model, then all belongs to claim of the present utility model.
In conjunction with the accompanying drawings embodiment of the present utility model is illustrated.
A kind of " compass in ancient China " provided by the utility model model teaching aid, comprise circular magnet, hollow hemisphere body and circular book sheet, an available bad table tennis, bad part is cut off, continue to employ good half as hollow hemisphere body 2, with glue circular magnet 1 is sticked in the table tennis (hollow hemisphere body 2), will be stained with the hollow hemisphere body closure of openings of circular magnet in the hollow hemisphere body with a circle plastic sheet (circular book sheet 3).Be placed on it on the glass plate or put into water, dial, it is rotated with have gentle hands, when it is static, towards south on circle plastic sheet 3, making individual mark a---S with pen.Examination several times again, you will find, after it stops, one of your marking is always pointed to south, and then according to mark--east (E), west (W), north (N) are put in corresponding position on circular book sheet 3, position of-S, make the orientation that has north, west, south, east (E) (S) (W) (N) on the circular book sheet 3, so simple in structure, easy to make, cheap " compass in ancient China " model teaching aid has just been made.
By the teaching of the utility model a kind of " compass in ancient China " model teaching aid, can allow the student know that compass is the instrument that is used for measuring direction, be to utilize the character in magnet guide north to make; Understand the purposes and the usage of compass; Also can allow the student make compass in ancient China by oneself, cultivate students ' practical ability with semi-manufacture; Also must going to school makes profits measures the orientation of school, household's some scenery on every side with homemade compass, can make the student tentatively learn the usage of compass; By introducing the history of compass, also carried out patriotism education to the student.
Claims (1)
1. " compass in ancient China " model teaching aid, comprise circular magnet, hollow hemisphere body and circular book sheet, it is characterized in that circular magnet (1) sticks in the hollow hemisphere body (2), the circular book sheet (3) that indicates (N) orientation, north, west, south, east (E) (S) (W) will be stained with the half sphere shape closure of openings of circular magnet (1) in the hollow hemisphere body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620047308 CN200979760Y (en) | 2006-10-30 | 2006-10-30 | A model teaching aid of a southward pointer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620047308 CN200979760Y (en) | 2006-10-30 | 2006-10-30 | A model teaching aid of a southward pointer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200979760Y true CN200979760Y (en) | 2007-11-21 |
Family
ID=38980142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620047308 Expired - Fee Related CN200979760Y (en) | 2006-10-30 | 2006-10-30 | A model teaching aid of a southward pointer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200979760Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387224A (en) * | 2018-10-13 | 2019-02-26 | 岑天庆 | Preparation process and reproduction process of ancient southwestern |
-
2006
- 2006-10-30 CN CN 200620047308 patent/CN200979760Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109387224A (en) * | 2018-10-13 | 2019-02-26 | 岑天庆 | Preparation process and reproduction process of ancient southwestern |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210639671U (en) | Classroom interaction learning device for teaching | |
| CN200979760Y (en) | A model teaching aid of a southward pointer | |
| CN101110171A (en) | Bopomofo Chinese and English contrasting multifunctional learning aid | |
| CN102314797A (en) | Jigsaw spherical teaching aids | |
| CN221668422U (en) | A children's orientation training device | |
| CN202720824U (en) | Tellurion with transparent cover | |
| CN207765034U (en) | A kind of teaching aid with demonstration physics magnetic field interaction force | |
| CN2837968Y (en) | Dissectible globe | |
| CN202084218U (en) | Octagonal multifunctional teaching demonstration instrument | |
| CN201692628U (en) | Multifunctional rotary gyro with compass and universal time rotary disc | |
| CN207640938U (en) | A kind of new type stainless steel. corrosion resistance casting Chinese chess | |
| CN202058345U (en) | Map chess | |
| CN211742284U (en) | Teaching aid for twenty-four solar terms of English of infants in Mongolian shuttle environment | |
| CN201673630U (en) | Map teaching board | |
| CN201927273U (en) | Multi-functional globe for geography teaching | |
| CN213601429U (en) | A multifunctional teaching aid | |
| CN201186572Y (en) | Spherical instrument | |
| CN218986189U (en) | A multifunctional plotter | |
| CN218273747U (en) | Mathematics four fundamental operations abacus | |
| CN2682516Y (en) | Chinese characters and graphics context combined character learning blocks | |
| CN201877001U (en) | Interesting rotary table for Chinese learning | |
| CN209980545U (en) | Chinese character memory auxiliary tool | |
| Nur | Analyzing Elementary School Student Cooperative Skill through Outbound Activity | |
| CN201812435U (en) | Globe | |
| CN202534198U (en) | Staff magnetic note |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |