CN203746300U - Demonstration apparatus for three-dimensional solid geometry teaching of mathematics course - Google Patents
Demonstration apparatus for three-dimensional solid geometry teaching of mathematics course Download PDFInfo
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- CN203746300U CN203746300U CN201420106168.6U CN201420106168U CN203746300U CN 203746300 U CN203746300 U CN 203746300U CN 201420106168 U CN201420106168 U CN 201420106168U CN 203746300 U CN203746300 U CN 203746300U
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Abstract
The utility model relates to the technical field of a mathematics teaching appurtenance, and specifically provides a demonstration apparatus for the three-dimensional solid geometry teaching of a mathematics course. The apparatus comprises a demonstration board. The front surface of the demonstration board is provided with a magnetic surface layer; the magnetic surface layer is transversely and vertically provided with a plurality of graduation marks at equal intervals; a plurality of cylindered-shaped positioning mark posts are absorbed to the magnetic surface layer through round cake-like magnetic blocks; the magnetic blocks are fixedly connected to the bottoms of the positioning mark posts; the positioning mark posts are provided with graduation marks at equal intervals and are provided with at least two annular positioning grooves according to the graduation marks; a plurality of connecting lines with different colors are connected among the positioning grooves of the positioning mark posts; and the connecting lines are made of non-elastic materials. The demonstration apparatus provided by the utility model is applied to geometry three-dimensional stereoscopic teaching, facilitates mobile demonstration, facilitates observation, can perform accurate positioning and demonstration, and ensures the safety of students.
Description
Technical field
The utility model relates to auxiliary mathematics teaching appliance technical field, specifically relates to for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating.
Background technology
In existing mathematical education process, many students often feel that book knowledge is abstract hard to understand, can not find learning method, can not excite learning interest, even produce the serious mood of being weary of studying, and cause achievement in a complete mess.The main contents of geometrical learning have understanding, conversion (comprising translation, rotation and symmetry etc.), position, graphical measurement, simple graph girth, area and volume calculating, the understanding of direction and the preliminary experience of planimetric coordinates of simple geometric shape, and along with to foundation of geometry knowledge learning, student must start to grasp three solid space geometric figure relevant knowledges.For abstract complexity, elusive content is become to vivid and interesting, excite student's learning interest, training student's space and abstract thinking ability.How much nail-plates of many uses when teachers' instruction, but the demonstration of this nail-plate is dull, uninteresting, can not attract student's notice, and also because nail-plate is all fixed on nail-plate, student's inconvenience is recognized, easily produces visual fatigue, in disclosed patented technology, there is applicant that a kind of mathematical education demonstration board is provided, on demonstration board, establish nail hole, there is plate nail to insert in nail hole, plate nails on sheathed rubber band, successively for the demonstration of plane geometric figure, but this technology cannot meet the demand of student to the demonstration of 3 D stereo geometric figure, simultaneously, use plate nail and Bolt-hole fits, mobile inconvenience and nail hole site immobilize, the geometric figure being difficult to there being concrete dimensional requirement is accomplished accurate orientation demonstration, moreover, plate nails on sheathed rubber band, rubber band is in use stretched unavoidably, for being stretched longer rubber band in the time taking off, in view of the elasticity of rubber band, easily bullet wound student, there is potential safety hazard.
Utility model content
Technical problem to be solved in the utility model is to provide and is a kind ofly applicable to how much 3 D stereo teaching, be convenient to mobile demonstration, be easy to observe, accurately orientation demonstration and guarantee student safety for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating.
For solving the problems of the technologies described above, the utility model provides following technical scheme: for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, comprise demonstration board, described demonstration board front is provided with magnetic top layer, magnetic top layer is horizontal and vertical is equidistantly provided with some scale mark A, there are several cylindric positioning mark poles to be adsorbed in magnetic top layer by round pie magnetic block, magnetic block is fixedly connected on positioning mark pole bottom, positioning mark pole equal intervals is provided with scale mark B and is provided with at least two circular orientation grooves according to scale mark B, there are several different colours connecting lines to be connected between the detent of positioning mark pole, connecting line adopts non-elastic material to be made.
On such scheme basis, preferably, on described positioning mark pole, be provided with three circular orientation grooves.
On such scheme basis, preferably, described demonstration board one side spaced set has several hooks, and another side is provided with roll book Graphic Panel.
On such scheme basis, preferably, described and lower end, demonstration board side roll book Graphic Panel ipsilateral is provided with several storage drawers from top to bottom, and storage drawer is provided with handle.
On such scheme basis, preferably, described demonstration board end face middle is provided with handle.
On such scheme basis, preferably, it is semicircular suspension groove that described handle bottom is provided with xsect.
The beneficial effect that the utility model compared with prior art has is: positioning mark pole is adsorbed on demonstration board magnetic top layer by magnetic block, be convenient to mobile demonstration, and on positioning mark pole, be provided with at least two circular orientation grooves, connecting line is wrapped in different positioning mark pole equal height detents, just can be used for demonstrating plane geometric figure, connecting line is wrapped in different positioning mark pole differing heights detents, just can be used for demonstrating 3 D stereo geometric figure, and between positioning mark pole and demonstration board, be that magnetic absorption is connected, the lead-in wire of being convenient to intert again on three-dimensional graph basis constructs more complicated solid figure, contribute to the study of student to complicated solid figure, and connecting line has different colours, same plane figure adopts same color connecting line, between Different Plane figure, distinguish with different colours connecting line, be convenient to observe and understand, moreover, connecting line adopts non-elastic material to make, can bullet wound student in the time taking off connecting line, avoid the appearance of potential safety hazard, moreover, on demonstration board and positioning mark pole, be equipped with scale mark, be convenient to the accurate location of positioning mark pole and connecting line, contribute to improve science and the standardization of geometric figure demonstration.
Brief description of the drawings
Fig. 1 is the utility model front view;
Fig. 2 is the utility model left view;
Fig. 3 is the utility model right view;
Fig. 4 is the utility model positioning mark pole structural representation.
Number in the figure is: 1-demonstration board, 2-magnetic top layer, 3-scale mark A, 4-positioning mark pole, 5-magnetic block, 6-scale mark B, 7-detent, 8-connecting line, 9-hook, 10-roll book Graphic Panel, 11-storage drawer, 12-handle, 13-handle, 14-suspension groove.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
In description of the present utility model, it will be appreciated that, term " longitudinally ", " laterally ", " upper, " under ", " front ", " afterwards ", " left side ", " right side ", orientation or the position relationship of indicating such as " vertically ", " level ", " top ", " end ", " interior ", " outward " they are based on orientation shown in the drawings or position relationship; be only the utility model for convenience of description; instead of indicate or imply that the device of indication or element must have specific orientation, construct and operate with specific orientation, therefore can not be interpreted as the restriction on the utility model.
Referring to figs. 1 through Fig. 4, for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, comprise demonstration board 1, described demonstration board 1 front is provided with magnetic top layer 2, magnetic top layer 2 is horizontal and vertical is equidistantly provided with some scale mark A3, there are several cylindric positioning mark poles 4 to be adsorbed in magnetic top layer 2 by round pie magnetic block 5, magnetic block 5 is fixedly connected on positioning mark pole 4 bottoms, positioning mark pole 4 equal intervals are provided with scale mark B6 and are provided with at least two circular orientation grooves 7 according to scale mark B6, there are several different colours connecting lines 8 to be connected between the detent 7 of positioning mark pole 4, connecting line 8 adopts non-elastic material to be made.
Positioning mark pole 4 is adsorbed on demonstration board 1 magnetic top layer 2 by magnetic block 5, be convenient to mobile demonstration, and on positioning mark pole 4, be provided with at least two circular orientation grooves 7, connecting line 8 is wrapped in different positioning mark pole 4 equal height detents 7, just can be used for demonstrating plane geometric figure, connecting line 8 is wrapped in different positioning mark pole 4 differing heights detents 7, just can be used for demonstrating 3 D stereo geometric figure, and be that magnetic absorption is connected between positioning mark pole 4 and demonstration board 1, the lead-in wire of being convenient to intert again on three-dimensional graph basis constructs more complicated solid figure, contribute to the study of student to complicated solid figure, and connecting line 8 has different colours, same plane figure adopts same color connecting line 8, between Different Plane figure, distinguish with different colours connecting line 8, be convenient to observe and understand, moreover, connecting line 8 adopts non-elastic material to make, can bullet wound student in the time taking off connecting line 8, avoid the appearance of potential safety hazard, moreover, on demonstration board 1 and positioning mark pole 4, be equipped with scale mark, be convenient to the accurate location of positioning mark pole 4 and connecting line 8, contribute to improve science and the standardization of geometric figure demonstration.
With further reference to shown in Fig. 1 to Fig. 4, on described positioning mark pole 4, be provided with three circular orientation grooves 7, contribute to complicated solid geometry figure demonstrating.Demonstration board 1 one side spaced sets have several hooks 9, can be used for hanging some other teaching aids etc., and another side is provided with roll book Graphic Panel 10, and aspect faculty reads student's list, are convenient to interaction teaching.Described and demonstration board 1 lower ends, side roll book Graphic Panel 10 ipsilaterals are provided with several storage drawers 11 from top to bottom, and storage drawer 11 is provided with handle 12, and some teaching objects of convenient for collecting, provide more accommodation spaces, easy to use.Demonstration board 1 end face middle is provided with handle 13, is convenient for carrying and mobile apparatus for demonstrating, and it is semicircular suspension groove 14 that described handle 13 bottoms are provided with xsect, and suspension groove 14 is placed on suspender and contributes to raising to hang stability.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, comprise demonstration board, it is characterized in that: described demonstration board front is provided with magnetic top layer, magnetic top layer is horizontal and vertical is equidistantly provided with some scale mark A, there are several cylindric positioning mark poles to be adsorbed in magnetic top layer by round pie magnetic block, magnetic block is fixedly connected on positioning mark pole bottom, positioning mark pole equal intervals is provided with scale mark B and is provided with at least two circular orientation grooves according to scale mark B, there are several different colours connecting lines to be connected between the detent of positioning mark pole, connecting line adopts non-elastic material to be made.
2. according to claim 1 for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, it is characterized in that: on described positioning mark pole, be provided with three circular orientation grooves.
3. according to claim 2 for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, it is characterized in that: described demonstration board one side spaced set has several hooks, and another side is provided with roll book Graphic Panel.
4. according to claim 3 for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, it is characterized in that: described and lower end, demonstration board side roll book Graphic Panel ipsilateral is provided with several storage drawers from top to bottom, and storage drawer is provided with handle.
5. according to claim 4 for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, it is characterized in that: described demonstration board end face middle is provided with handle.
6. according to claim 5 for Mathematics Curriculum 3 D stereo several teaching apparatus for demonstrating, it is characterized in that: it is semicircular suspension groove that described handle bottom is provided with xsect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420106168.6U CN203746300U (en) | 2014-03-05 | 2014-03-05 | Demonstration apparatus for three-dimensional solid geometry teaching of mathematics course |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420106168.6U CN203746300U (en) | 2014-03-05 | 2014-03-05 | Demonstration apparatus for three-dimensional solid geometry teaching of mathematics course |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203746300U true CN203746300U (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420106168.6U Expired - Fee Related CN203746300U (en) | 2014-03-05 | 2014-03-05 | Demonstration apparatus for three-dimensional solid geometry teaching of mathematics course |
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| CN (1) | CN203746300U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105741646A (en) * | 2016-05-13 | 2016-07-06 | 安庆师范学院 | Novel plane geometry teaching assisting device |
| CN105761583A (en) * | 2016-04-21 | 2016-07-13 | 李艳军 | Combined type solid geometry teaching instrument |
| CN105913724A (en) * | 2016-06-23 | 2016-08-31 | 董爱满 | Teaching aid |
| CN106097781A (en) * | 2016-06-23 | 2016-11-09 | 董爱满 | A kind of teaching aid of infant elementary education |
| CN106128216A (en) * | 2016-06-23 | 2016-11-16 | 董爱满 | A kind of teaching aid inspiring child learning interest |
| CN107993531A (en) * | 2018-01-24 | 2018-05-04 | 梁大林 | A kind of teaching aid |
| CN108538155A (en) * | 2018-04-25 | 2018-09-14 | 郭昊天 | A kind of middle school's geometry teaching demonstration device |
-
2014
- 2014-03-05 CN CN201420106168.6U patent/CN203746300U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105761583A (en) * | 2016-04-21 | 2016-07-13 | 李艳军 | Combined type solid geometry teaching instrument |
| CN105761583B (en) * | 2016-04-21 | 2018-11-02 | 李艳军 | Assemblied stereo geometry teaching teaching appliance |
| CN105741646A (en) * | 2016-05-13 | 2016-07-06 | 安庆师范学院 | Novel plane geometry teaching assisting device |
| CN105913724A (en) * | 2016-06-23 | 2016-08-31 | 董爱满 | Teaching aid |
| CN106097781A (en) * | 2016-06-23 | 2016-11-09 | 董爱满 | A kind of teaching aid of infant elementary education |
| CN106128216A (en) * | 2016-06-23 | 2016-11-16 | 董爱满 | A kind of teaching aid inspiring child learning interest |
| CN107993531A (en) * | 2018-01-24 | 2018-05-04 | 梁大林 | A kind of teaching aid |
| CN108538155A (en) * | 2018-04-25 | 2018-09-14 | 郭昊天 | A kind of middle school's geometry teaching demonstration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20150305 |
|
| EXPY | Termination of patent right or utility model |