CN206601854U - A kind of mathematical education model - Google Patents
A kind of mathematical education model Download PDFInfo
- Publication number
- CN206601854U CN206601854U CN201720244451.9U CN201720244451U CN206601854U CN 206601854 U CN206601854 U CN 206601854U CN 201720244451 U CN201720244451 U CN 201720244451U CN 206601854 U CN206601854 U CN 206601854U
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- model
- model table
- cross bar
- gear
- vertical rod
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- Electrically Operated Instructional Devices (AREA)
Abstract
A kind of mathematical education model, it is related to teaching aid technical field, it includes model table and three-dimensional system of coordinate, top surface and right side top surface are respectively equipped with Telescopic base and vertical rod on the left of model table, Telescopic base is connected by expansion link with three-dimensional system of coordinate, rod end is provided with the first cross bar, vertical rod and is cased with the second cross bar；Embedding turntable on model table table top, square is put on turntable, weld rotary shaft in turntable bottom, rotary shaft bottom connects first gear, connecting shaft is passed through in the middle of bottom welding bracing frame in model table, support frame top dress bearing, bearing, the tooth of connecting shaft connection second gear, first gear and second gear is meshed.This mathematical education is reasonable with modelling, cost is low, using three-dimensional system of coordinate, square, the first cross bar and the second cross bar, comprehensively and straight line, plane, solid figure and straight line and the position relationship of plane can be got information about, reach good aided education and the destination of study.
Description
Technical field：
The utility model is related to teaching aid technical field, and in particular to a kind of mathematical education model.
Background technology：
Instructors impart knowledge to students and the study of students in, understanding straight line, plane, solid figure and straight line and plane
During position relationship, by the concept contacted is relatively abstract and fuzzy, it is not easy to be understood, it is difficult to by knowledge transformation into specific
Things is digested and absorbed, so during teaching with study, it will usually aid in religion by instruments used for education or model
Learn or learn, shorten the process of study and understanding, and the model used at present is single, it is impossible to displaying comprehensively, it is impossible to good auxiliary
Teaching and study.
Utility model content：
The purpose of this utility model is, in order to overcome the weak point that above-mentioned prior art is present, and to provide a kind of mathematics religion
Model, it is reasonable in design, compensate for the deficiency of existing model, and the model covered comprehensively, has reached good aided education
And the destination of study.
In order to solve the problems existing in background technology, the utility model is to adopt the following technical scheme that：Including model table
And three-dimensional system of coordinate, model table is that top surface is provided with Telescopic base, Telescopic base and model table on the left of cylindrical structure, model table
Expansion link is cased with vertical connection, Telescopic base, expansion link is connected by bolt with Telescopic base, and expansion link top is provided with
Three-dimensional system of coordinate, three-dimensional system of coordinate is made up of X to axle, Y-direction axle and Z-direction axle, and top surface is provided with vertical rod, vertical rod top on the right side of model table
End is provided with the first cross bar, and the first cross bar carries out being cased with the second cross bar in 360 degree of rotations, vertical rod around vertical rod, and the second cross bar is around vertical rod
Carry out 360 degree of rotations；Be embedded with model table table top on turntable, turntable and place square, square by 12 frames and
Six pieces of transparency glass plate compositions, turntable bottom welding rotary shaft one end, rotary shaft passes through bearing, and bearing is fixed in model table
Adapting table on, rotary shaft other end connection first gear, bottom welding bracing frame in model table, support frame top is equipped with axle
Hold, connecting shaft passed through in the middle of bearing, connecting shaft one end connection second gear, the connecting shaft other end connects crank hand through model table,
The tooth of first gear and second gear is meshed；Model table front end is connected by bearing pin with inspection door.
Described expansion link is in Telescopic base to be flexible up and down.
Cylinder is provided with the left of described square.
Described X is provided with scale value to axle, Y-direction axle and Z-direction axle.
The beneficial effects of the utility model are reasonable in design, and cost is low, utilize three-dimensional system of coordinate, square, first
Cross bar and the second cross bar, comprehensively and can get information about the position of straight line, plane, solid figure and straight line and plane and close
System, has reached good aided education and the destination of study, and logical turntable, has facilitated the movement of model, comprehensive to
It is raw to show the content of courses, it is adapted to large-scale promotion and uses.
Brief description of the drawings：
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model model table internal structure schematic diagram.
Embodiment：
With reference to each figure, the utility model specifically uses and mode is implemented as follows：Including model table 5 and three-dimensional system of coordinate, model
Platform 5 is cylindrical structure, and the left side top surface of model table 5 is provided with Telescopic base 4, and Telescopic base 4 is vertical with model table 5 to be connected, and is stretched
Expansion link 21 is cased with contracting base 4, expansion link 21 is connected by bolt 22 with Telescopic base 4, the top of expansion link 21 is provided with
Three-dimensional system of coordinate, three-dimensional system of coordinate is made up of X to axle 3, Y-direction axle 1 and Z-direction axle 2, and the right side top surface of model table 5 is provided with vertical rod 11,
The top of vertical rod 11 is provided with the first cross bar 9, and the first cross bar 9 carries out being cased with the second cross bar in 360 degree of rotations, vertical rod 11 around vertical rod 11
10, the second cross bar 10 carries out 360 degree of rotations around vertical rod 11；It is embedded with turntable 12, turntable 12 and is placed just on the table top of model table 5
Cube, square is made up of 12 frames 7 and six pieces of transparency glass plates 6, the bottom of turntable 12 welding rotary shaft 16 one end, rotation
Rotating shaft 16 passes through bearing 20, and bearing 20 is fixed on the adapting table in model table 5, the other end of rotary shaft 16 connection first gear
17, bottom welding bracing frame 19 in model table 5, the top of support frame 19 is equipped with the middle of bearing 20, bearing 20 and passes through connecting shaft 14, even
The one end of spindle 14 connects second gear 18, and the other end of connecting shaft 14 connects crank hand 15, first gear 17 and second through model table 5
The tooth of gear 18 is meshed；The front end of model table 5 is connected by bearing pin with inspection door 13.Described expansion link 21 is in Telescopic base 4
It is interior flexible for above and below.Cylinder 8 is provided with the left of described square.Described X is to axle 3, Y-direction axle 1 and Z-direction axle 2 provided with quarter
Angle value.
When this mathematical education is worked with model, model table 5 is placed on lectern, the left side top surface of model table 5 is vertically provided with
Expansion link 21 is cased with Telescopic base 4, Telescopic base 4, expansion link 21 can be moved up and down in Telescopic base 4, expansion link
21 are connected by bolt 22 with Telescopic base 4, behind the position for regulating expansion link 21, by bolt 22 by expansion link
21 position is fixed, moving up and down for expansion link 21, can drive the three-dimensional system of coordinate set thereon, and then reached that regulation is three-dimensional
The height of coordinate system, to meet the angle of student viewing three-dimensional system of coordinate in classroom, three-dimensional system of coordinate is from X to axle 3, the and of Y-direction axle 1
Z-direction axle 2 is constituted, and X is provided with scale value to axle 3, Y-direction axle 1 and Z-direction axle 2, the anchor point that can be apparent from or straight line
Position, can clearly allow students to understand three-dimensional coordinate.
It is additionally provided with the right side top surface of model table 5 in vertical rod 11, vertical rod 11 and is cased with the first cross bar 9 and the second cross bar 10, first
The cross bar 10 of cross bar 9 and second can carry out 360 degree of rotations around vertical rod 11, and the first cross bar 9 and the second cross bar 10 can be accomplished to put down
Row position relationship or antarafacial position relationship, and then straight line parallel or straight line antarafacial are shown to students, can be more directly perceived clear
Allow student to understand the position relationship of straight line and straight line, bookish knowledge imageization is embodied, preferably study effect is reached
Really.
Model table 5 embeds turntable 12, shakes crank hand 15, drives connecting shaft 14 to rotate, and then drives second gear 18
Rotate, the first gear 17 being meshed with second gear 18 is rotated, first gear 17 drives rotary shaft 16 to rotate, and rotary shaft 16 is welded
Be connected on the bottom of turntable 12, therefore turntable 12 reaches the purpose of rotation, turntable 12 is provided with square, square be by by
12 frames 7 and six pieces of transparency glass plates 6 are constituted, and the rib of square is frame 7, and the face of square is transparency glass plate 6, is adopted
With transparency glass plate 6, students can be allowed to clearly see the construction inside square, become more apparent upon a little and face, Points And lines, line and
Line and line and the position relationship in face.Draw inferences about other cases from one instance, from the construction and then it will be seen that the construction of cuboid of square.
The cylinder 8 that model table 5 is provided with, can be taught students with assisted teacher how to calculate the volume and horizontal stroke of cylinder
Sectional area.
In summary, this mathematical education with modelling rationally, cost is low, utilizes three-dimensional system of coordinate, square, the
One cross bar 9 and the second cross bar 10, comprehensively and can get information about the position of straight line, plane, solid figure and straight line and plane
Relation is put, good aided education and the destination of study has been reached, and by turntable 12, facilitate the movement of model, Quan Fang
Position shows the content of courses to students, is adapted to large-scale promotion and to use.
Claims (4)
1. a kind of mathematical education model, including model table（5）And three-dimensional system of coordinate, it is characterised in that：Model table（5）For cylinder
Body structure, model table（5）Left side top surface is provided with Telescopic base（4）, Telescopic base（4）With model table（5）Vertical connection, stretches
Base（4）Inside it is cased with expansion link（21）, expansion link（21）Pass through bolt（22）With Telescopic base（4）Connection, expansion link
（21）Top is provided with three-dimensional system of coordinate, and three-dimensional system of coordinate is from X to axle（3）, Y-direction axle（1）With Z-direction axle（2）Composition, model table（5）
Right side top surface is provided with vertical rod（11）, vertical rod（11）Top is provided with the first cross bar（9）, the first cross bar（9）Around vertical rod（11）Carry out
360 degree of rotations, vertical rod（11）On be cased with the second cross bar（10）, the second cross bar（10）Around vertical rod（11）Carry out 360 degree of rotations；Model
Platform（5）Turntable is embedded with table top（12）, turntable（12）Upper placement square, square is by 12 frames（7）With six pieces
Transparency glass plate（6）Composition, turntable（12）Weld rotary shaft in bottom（16）One end, rotary shaft（16）Through bearing（20）, axle
Hold（20）It is fixed on model table（5）On interior adapting table, rotary shaft（16）The other end connects first gear（17）, model table（5）
Interior bottom welding bracing frame（19）, support frame（19）Top is equipped with bearing（20）, bearing（20）Centre passes through connecting shaft（14）, even
Spindle（14）One end connects second gear（18）, connecting shaft（14）The other end passes through model table（5）Connect crank hand（15）, the first tooth
Wheel（17）And second gear（18）Tooth be meshed；Model table（5）Front end passes through bearing pin and inspection door（13）Connection.
2. a kind of mathematical education model according to claim 1, it is characterised in that：Expansion link（21）In Telescopic base
（4）It is interior flexible for above and below.
3. a kind of mathematical education model according to claim 1, it is characterised in that：Cylinder is provided with the left of square
（8）.
4. a kind of mathematical education model according to claim 1, it is characterised in that：X is to axle（3）, Y-direction axle（1）And Z-direction
Axle（2）It is provided with scale value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720244451.9U CN206601854U (en) | 2017-03-14 | 2017-03-14 | A kind of mathematical education model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720244451.9U CN206601854U (en) | 2017-03-14 | 2017-03-14 | A kind of mathematical education model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206601854U true CN206601854U (en) | 2017-10-31 |
Family
ID=60146675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720244451.9U Expired - Fee Related CN206601854U (en) | 2017-03-14 | 2017-03-14 | A kind of mathematical education model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206601854U (en) |
-
2017
- 2017-03-14 CN CN201720244451.9U patent/CN206601854U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171031 |