CN201845465U - Polygonal demonstration teaching aid - Google Patents
Polygonal demonstration teaching aid Download PDFInfo
- Publication number
- CN201845465U CN201845465U CN201020612296XU CN201020612296U CN201845465U CN 201845465 U CN201845465 U CN 201845465U CN 201020612296X U CN201020612296X U CN 201020612296XU CN 201020612296 U CN201020612296 U CN 201020612296U CN 201845465 U CN201845465 U CN 201845465U
- Authority
- CN
- China
- Prior art keywords
- teaching aid
- positioning device
- students
- supporting plate
- polygonal
- 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
- Instructional Devices (AREA)
Abstract
The utility model provides a polygonal demonstration teaching aid, which belongs to the field of teaching aids, and comprises a supporting plate, a positioning device and an elastic component, wherein the positioning device is a sphere and a cylinder, and the cylinder is arranged at the upper end of the sphere; the supporting plate is arranged into a rectangle, and a square positioning groove is arranged on the supporting plate; the positioning device is arranged inside the positioning groove, and the cylinder on the positioning device is higher than the upper end surface of the positioning groove; and the elastic component is arranged on the upper end surface of the supporting plate through the positioning device. Compared with the prior art, due to the polygonal demonstration teaching aid, the teaching efficiency is improved; in the teaching process of teachers, geometric drawings can be conveniently seen by students through the demonstration device, and the teachers do not need to repeatedly draw drawings so as to save time, so that the students can master a series of knowledge in the shortest time; and the mode of utilizing the teaching aid to teach can gradually develop the interest of the students for the knowledge of geometry, and then the students continuously make progress in study in the interest.
Description
Technical field
The utility model relates to the teaching aid technical field, specifically a kind of polygon demonstration teaching aid.
Background technology
In the existing mathematical education, method by figure demonstrating is very important, particularly for geometric understanding, by the conversion figure, not only can allow the student see the graphic change rule intuitively, and can be by the more deep memory of variation of figure, in how much teaching, teacher just explains by telling about with the mode of literal on the classroom, repeatability on blackboard, draw triangle, quadrilateral and pentagon etc., not only lose time, and the raising to quality of instruction is also paid no attention to, so how to allow the student that geometric knowledge is obtained embodying in apparatus for demonstrating, improve the efficient that teacher gives lessons and the student listens to the teacher on the classroom, be present numerous teachers' teaching purpose place.
Summary of the invention
The utility model is at above-mentioned the deficiencies in the prior art, and a kind of polygon demonstration teaching aid is provided.
A kind of polygon demonstration teaching aid of the present utility model is realized in the following manner, structure comprises back up pad, locating device and elastomeric element, wherein locating device is spheroid and right cylinder, wherein right cylinder is arranged on the upper end of spheroid, back up pad is arranged to rectangular-shaped, and back up pad is provided with the locating slot of " mouth " word shape, and locating device is arranged on locating slot inside, right cylinder on the locating device is higher than the upper surface of locating slot, and elastomeric element is arranged on the upper surface of back up pad by locating device.
Be provided with a plurality of locating devices in the locating slot.
Elastomeric element is a bungee.
The utility model is compared with prior art, has following outstanding beneficial effect:
(1) improve the efficient of giving lessons, be convenient to the student and remember relevant knowledge, teacher is in the process of giving lessons, can allow the student see geometric figure easily by apparatus for demonstrating, teacher needn't repeat graphing on blackboard, saved the time, allows the student can grasp serial knowledge in the shortest time.
(2) improve learning interest, utilize the mode of teaching aid teaching, can progressively cultivate the interest of students, in interest, constantly improve in study then, eliminated the phenomenon that allows the student be weary of because leaning on the study of simple literal for geometric knowledge.
Description of drawings
Fig. 1 is a kind of perspective view of polygon demonstration teaching aid.
Description of reference numerals: 1, back up pad, 2, locating device, 3, elastomeric element.
Embodiment
Explain below with reference to Figure of description a kind of polygon demonstration teaching aid of the present utility model being done.
As shown in drawings, a kind of polygon demonstration teaching aid of the present utility model, structure comprises back up pad 1, locating device 2 and elastomeric element 3, wherein locating device 2 is spheroid and right cylinder, wherein right cylinder is arranged on the upper end of spheroid, back up pad 1 is arranged to rectangular-shaped, and back up pad 1 is provided with the locating slot of " mouth " word shape, locating device 2 is arranged on locating slot inside, right cylinder on the locating device 2 is higher than the upper surface of locating slot, elastomeric element 3 is arranged on the upper surface of back up pad 1 by locating device 2, is provided with a plurality of locating devices 2 in the locating slot, and elastomeric element 3 is a bungee.
Locating device 2 can freely be located in locating slot, and a plurality of locating devices 2 more convenient teachers in the locating slot are placed on a plurality of elastomeric elements 3 on the locating device 2, are beneficial to polygonal demonstration.
The outer periphery of locating slot is equipped with the scale mark sign, and more convenient teacher is placed on corresponding position with locating device 2, is convenient to polygonal shape is grasped.
The using method of a kind of polygon demonstration teaching aid of the present utility model is as described below:
Back up pad 1 is vertically placed, the two ends of elastomeric element 3 respectively with ipsilateral locating slot not in locating device 2 link together, the teacher can select a plurality of elastomeric elements 3 for use according to the teaching situation, be beneficial to polygonal demonstration, the scale marker on the back up pad 1 makes things convenient for teacher that the length of polygon different edge is compared.
Except that the described technical characterictic of instructions, be the known technology of those skilled in the art.
Claims (3)
1. polygon demonstration teaching aid, it is characterized in that structure comprises back up pad, locating device and elastomeric element, wherein locating device is spheroid and right cylinder, wherein right cylinder is arranged on the upper end of spheroid, back up pad is arranged to rectangular-shaped, and back up pad is provided with the locating slot of " mouth " word shape, and locating device is arranged on locating slot inside, right cylinder on the locating device is higher than the upper surface of locating slot, and elastomeric element is arranged on the upper surface of back up pad by locating device.
2. a kind of polygon demonstration teaching aid according to claim 1 is characterized in that being provided with in the locating slot a plurality of locating devices.
3. a kind of polygon demonstration teaching aid according to claim 1 is characterized in that elastomeric element is a bungee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020612296XU CN201845465U (en) | 2010-11-18 | 2010-11-18 | Polygonal demonstration teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020612296XU CN201845465U (en) | 2010-11-18 | 2010-11-18 | Polygonal demonstration teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201845465U true CN201845465U (en) | 2011-05-25 |
Family
ID=44040350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020612296XU Expired - Fee Related CN201845465U (en) | 2010-11-18 | 2010-11-18 | Polygonal demonstration teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201845465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993531A (en) * | 2018-01-24 | 2018-05-04 | 梁大林 | A kind of teaching aid |
-
2010
- 2010-11-18 CN CN201020612296XU patent/CN201845465U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993531A (en) * | 2018-01-24 | 2018-05-04 | 梁大林 | A kind of teaching aid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201845465U (en) | Polygonal demonstration teaching aid | |
| CN209947210U (en) | Fixed integral demonstrator for teaching | |
| CN202523250U (en) | Primary mathematics teaching demonstrating device | |
| CN205068912U (en) | Mathematical education display unit of primary school utensil | |
| CN204010425U (en) | A kind of primary school mathematics apparatus for demonstrating | |
| CN202563748U (en) | A mathematics teaching box for children | |
| CN202331984U (en) | Demonstrator of common mathematical patterns | |
| CN202368184U (en) | Multifunctional composite teaching tool | |
| CN201984689U (en) | Mechanics analysis demonstrator | |
| CN202795836U (en) | Image demonstration device of helical line function | |
| CN201946174U (en) | Parallelogram demonstrator for teaching | |
| CN203520693U (en) | Display device for English language teaching | |
| CN202584496U (en) | Graph demonstrating device for primary mathematics | |
| CN201877001U (en) | Interesting rotary table for Chinese learning | |
| CN201918069U (en) | Demonstrating teaching aid for beginning to learn round | |
| CN202838737U (en) | Card fixing device for Chinese language teaching | |
| CN202523258U (en) | English learning board | |
| CN202352171U (en) | Primary mathematics rectangular area demonstrating device | |
| CN203260236U (en) | Device for demonstrating image of helix function | |
| CN202443646U (en) | Learning aid box device for mathematical education in primary schools | |
| CN202058341U (en) | Addition and subtraction demonstration apparatus for primary schools | |
| CN201829092U (en) | Model for demonstrating central angle theorem | |
| CN201845482U (en) | Electromagnetic resistance demonstration teaching aid | |
| CN202534198U (en) | Staff magnetic note | |
| CN201927262U (en) | Reflex arc demonstration teaching aid for biological classroom teaching |
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: 20110525 Termination date: 20111118 |