CN105096700A - Figure change demonstration device for forming of entity through movement of plane - Google Patents
Figure change demonstration device for forming of entity through movement of plane Download PDFInfo
- Publication number
- CN105096700A CN105096700A CN201410192309.5A CN201410192309A CN105096700A CN 105096700 A CN105096700 A CN 105096700A CN 201410192309 A CN201410192309 A CN 201410192309A CN 105096700 A CN105096700 A CN 105096700A
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- China
- Prior art keywords
- vertical rotating
- rotating shaft
- fixed leg
- demonstration device
- adult
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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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
- G09B23/04—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics for geometry, trigonometry, projection or perspective
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- Business, Economics & Management (AREA)
- Geometry (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
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Abstract
The invention discloses a figure change demonstration device for the forming of an entity through the movement of a plane, and the device comprises a demonstration platform. The demonstration platform is provided with a plurality of fixed columns side by side, wherein the plurality of fixed columns are arranged upwards. The center of each fixed column is vertically provided with a through hole. The demonstration platform is also provided with positioning grooves corresponding to the through holes. The interior of each through hole is provided with a vertical rotating shaft, and the lower end of each vertical rotating shaft is disposed in the corresponding positioning groove of the demonstration platform. The upper end of each vertical rotating shaft is provided with an upper fork mouth clamping a figure sheet body. The vertical rotating shafts in the fixed columns are provided with two reversely wound stay wires, wherein one end of each stay wire is fixed on the vertical rotating shafts and the other ends of the stay wires are disposed outside the fixed columns through wire holes on the bodies of the fixed columns. The device is simple in structure, is convenient to operate, is visual and vivid, facilitates the improvement of the learning interest of students, enables a problem to be easy, and is easy for the finding of a law.
Description
Technical field
The present invention relates to a kind of teaching equipment, particularly a kind of graphic change demonstration device moving adult for face.
Background technology
In existing mathematics is teaching and research, usual teacher can strengthen the understandability of student by the demonstration of model, existing mathematical model or demonstration device varied, but go back neither one and can be used for probing into a planar graph and to rotate a circle probing into of become solid figure problem around certain rotating shaft.
Summary of the invention
Technical matters to be solved by this invention is for the deficiencies in the prior art, and provide a kind of reasonable in design, easy to use, this phenomenon of adult is moved in experience face, moves the graphic change demonstration device of adult for face.
Technical matters to be solved by this invention is realized by following technical scheme, the present invention is a kind of graphic change demonstration device moving adult for face, be characterized in, comprise Demonstration table, Demonstration table is provided with side by side several fixed legs upwards arranged, the center of each fixed leg is all vertically provided with through hole, Demonstration table is provided with the locating slot corresponding with through hole, vertical rotating shaft is provided with in through hole, the lower end of vertical rotating shaft is located in the locating slot of Demonstration table, the upper end of vertical rotating shaft is provided with the upper prong clamping figure lamellar body, vertical rotating shaft in described fixed leg is provided with the bracing wire of two reverse-windings, one end of bracing wire is fixed in vertical rotating shaft, the other end of bracing wire is located at outside fixed leg by the wire guide on fixed leg cylinder.
Technical matters to be solved by this invention can also be realized further by following technical scheme, moves in the graphic change demonstration device of adult: the bracing wire end outside described fixed leg is provided with draw ring above-described for face.
Technical matters to be solved by this invention can also be realized further by following technical scheme, moves in the graphic change demonstration device of adult: the axis of described wire guide and the axes normal of fixed leg are arranged above-described for face.
Technical matters to be solved by this invention can also be realized further by following technical scheme, moves in the graphic change demonstration device of adult: the spacing between described adjacent fixed leg is 5cm ~ 8cm above-described for face.
Technical matters to be solved by this invention can also be realized further by following technical scheme, moves in the graphic change demonstration device of adult above-described for face: the aperture of described wire guide is 0.8mm ~ 1.2mm.
Technical matters to be solved by this invention can also be realized further by following technical scheme, moves in the graphic change demonstration device of adult above-described for face: the height of described upper prong is greater than the half of pattern piece height.
Compared with prior art, structure of the present invention is simple, easy to operate, demonstrating effect visual pattern, is conducive to the learning interest improving student, makes problem become clear and easy to understand, is easy to find rule.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Referring to accompanying drawing, further describe concrete technical scheme of the present invention, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
Embodiment 1, with reference to Fig. 1, a kind of graphic change demonstration device moving adult for face, comprise Demonstration table 1, Demonstration table 1 is provided with side by side the fixed leg 2 that several are upwards arranged, the center of each fixed leg 2 is all vertically provided with through hole 3, Demonstration table 1 is provided with the locating slot 4 corresponding with through hole 3, vertical rotating shaft 5 is provided with in through hole 3, the lower end of vertical rotating shaft 5 is located in the locating slot 4 of Demonstration table 1, the upper end of vertical rotating shaft 5 is provided with the upper prong 6 clamping figure lamellar body 7, vertical rotating shaft 5 in described fixed leg 2 is provided with the bracing wire 9 of two reverse-windings, one end of bracing wire 9 is fixed in vertical rotating shaft 5, the other end of bracing wire 9 is located at outside fixed leg 2 by the wire guide 8 on fixed leg 2 cylinder.
Embodiment 2, moves in the graphic change demonstration device of adult for face described in embodiment 1: bracing wire 9 end outside described fixed leg 2 is provided with draw ring 10.
Embodiment 3, moves in the graphic change demonstration device of adult for face described in embodiment 1: the axis of described wire guide 8 and the axes normal of fixed leg 2 are arranged.
Embodiment 4, moves in the graphic change demonstration device of adult for face described in embodiment 1: the spacing between described adjacent fixed leg 2 is 5cm.
Embodiment 5, moves in the graphic change demonstration device of adult for face described in embodiment 1: the spacing between described adjacent fixed leg 2 is 8cm.
Embodiment 6, moves in the graphic change demonstration device of adult for face described in embodiment 1: the aperture of described wire guide 8 is 0.8mm.
Embodiment 7, moves in the graphic change demonstration device of adult for face described in embodiment 1: the aperture of described wire guide 8 is 1.2mm.
Embodiment 8, moves in the graphic change demonstration device of adult for face described in embodiment 1: the height of described upper prong 6 is greater than the half of figure lamellar body 7 height.
Demonstration table 1 is established multiple fixed leg 2, Different Plane figure rotates the solid figure formed appearance around vertical rotating shaft 5 can be demonstrated simultaneously; If the bracing wire 9 of two vertical rotating shafts 5 of reverse-winding, alternately can be wound around and discharge bracing wire 9, experiment can be carried out continuously, save time and save trouble, contribute to again the understanding of student; Between fixed leg 2, suitable spacing is set, ensures that each figure is interference-free when independent rotation, make demonstration more clear; The height of described upper prong 6 is greater than the half of figure lamellar body 7 height, preventing figure lamellar body 7 from throwing out when rotating around vertical rotating shaft 5, can better clamp figure lamellar body 7.
Claims (6)
1. one kind is moved the graphic change demonstration device of adult for face, it is characterized in that: comprise Demonstration table, Demonstration table is provided with side by side several fixed legs upwards arranged, the center of each fixed leg is all vertically provided with through hole, Demonstration table is provided with the locating slot corresponding with through hole, vertical rotating shaft is provided with in through hole, the lower end of vertical rotating shaft is located in the locating slot of Demonstration table, vertical rotating shaft upper end above fixed leg is provided with the upper prong clamping figure lamellar body, vertical rotating shaft in described fixed leg is provided with the bracing wire of two reverse-windings, one end of bracing wire is fixed in vertical rotating shaft, the other end of bracing wire is located at outside fixed leg by the wire guide on fixed leg cylinder.
2. the graphic change demonstration device moving adult for face according to claim 1, is characterized in that: the bracing wire end outside described fixed leg is provided with draw ring.
3. the graphic change demonstration device moving adult for face according to claim 1, is characterized in that: the axis of described wire guide and the axes normal of fixed leg are arranged.
4. the graphic change demonstration device moving adult for face according to claim 1, is characterized in that: the spacing between described adjacent fixed leg is 5cm ~ 8cm.
5. the graphic change demonstration device moving adult for face according to claim 1, is characterized in that: the aperture of described wire guide is 0.8mm ~ 1.2mm.
6. the graphic change demonstration device moving adult for face according to claim 1, is characterized in that: the height of described upper prong is greater than the half of pattern piece height.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410192309.5A CN105096700A (en) | 2014-05-08 | 2014-05-08 | Figure change demonstration device for forming of entity through movement of plane |
| PCT/CN2014/091212 WO2015169079A1 (en) | 2014-05-08 | 2014-11-15 | Figure change demonstration device for surfaces rotating to form solids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410192309.5A CN105096700A (en) | 2014-05-08 | 2014-05-08 | Figure change demonstration device for forming of entity through movement of plane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105096700A true CN105096700A (en) | 2015-11-25 |
Family
ID=54392095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410192309.5A Pending CN105096700A (en) | 2014-05-08 | 2014-05-08 | Figure change demonstration device for forming of entity through movement of plane |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105096700A (en) |
| WO (1) | WO2015169079A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108198490A (en) * | 2017-12-29 | 2018-06-22 | 佛山杰致信息科技有限公司 | It is a kind of tiltedly to throw and movement of falling object contrast teaching instrument |
| CN108831262B (en) * | 2018-06-15 | 2020-03-17 | 北京优如兰文化发展有限责任公司 | Building mathematics thinking ability training teaching aid and use method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5651679A (en) * | 1995-09-27 | 1997-07-29 | Altman; Frederick Jerome | Virtual polyhedra models |
| CN2590093Y (en) * | 2002-12-30 | 2003-12-03 | 黄蕾 | Teaching aid for demonstrating revolving solid by plane |
| JP2008040440A (en) * | 2006-08-09 | 2008-02-21 | Toshihiko Osakabe | Changing rectangular solid |
| CN201159951Y (en) * | 2008-02-04 | 2008-12-03 | 杜平 | Mathematical pendulum vibration image demonstration instrument |
| CN101777277A (en) * | 2009-01-09 | 2010-07-14 | 上海市嘉定区迎园中学 | Wall-mounted three-dimensional figure generating demo board |
| CN203149931U (en) * | 2013-04-08 | 2013-08-21 | 任志成 | Translation-type simulated solid geometry model |
| CN203825885U (en) * | 2014-05-08 | 2014-09-10 | 崔群 | Figure change demonstration device for surfaces moving to form bodies |
-
2014
- 2014-05-08 CN CN201410192309.5A patent/CN105096700A/en active Pending
- 2014-11-15 WO PCT/CN2014/091212 patent/WO2015169079A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015169079A1 (en) | 2015-11-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151125 |