CN208384865U - A kind of mathematical education cycloid demonstration teaching aid - Google Patents
A kind of mathematical education cycloid demonstration teaching aid Download PDFInfo
- Publication number
- CN208384865U CN208384865U CN201721602936.7U CN201721602936U CN208384865U CN 208384865 U CN208384865 U CN 208384865U CN 201721602936 U CN201721602936 U CN 201721602936U CN 208384865 U CN208384865 U CN 208384865U
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- operation panel
- fixedly connected
- teaching aid
- demonstration teaching
- mathematical education
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Abstract
The utility model discloses a kind of mathematical education cycloid demonstration teaching aids, including operation panel, the operation panel top is fixedly connected with display, the operation prelaminar part is fixedly installed with the first driving wheel, direction controller is equipped on the right side of first driving wheel, the second driving wheel is fixedly connected on the right side of the direction controller, the direction controller top is fixedly connected with motor, first driving wheel lower part is equipped with laser pen slot, cylinder is fixedly connected on the right side of the laser pen slot, the cylinder lower part is fixedly connected with baffle, gear is fixedly connected on the right side of the baffle, the operation panel lower part is fixedly connected with vertical pivot, the vertical pivot lower part is fixedly connected with retract port, the retract port two sides are fixedly installed with support frame, the vertical pivot lower part is fixedly installed with wheel, controller is fixedly connected on the right side of the operation panel.This kind of mathematical education is simple with cycloid demonstration teaching aid structure, practical function, can satisfy teacher's industry for the demand of cycloid demonstration teaching aid.
Description
Technical field
The utility model belongs to instructional device field, and in particular to a kind of mathematical education cycloid demonstration teaching aid.
Background technique
One circle in a boning out when rolling, the track of a fixed point, also known as cycloid, roulette on circumference.Circle
The initial position of upper fixed point is coordinate origin, and boning out is x-axis.After circle rolls the angle j, fixed point reaches P from the point position O on circle
Point position.When circle rolls one week, i.e. j changes 2 π from O, fixed point draws out the first arch of cycloid on dynamic circle.One is rolled further along
It week moves fixed point on circle and draws out the second arch, continue to roll, third arch can be obtained, the 4th encircles, and the shape of all these arches is all complete
Identical, the sagitta of each arch is 2a (i.e. diameter of a circle), and arch span is 2 π a (i.e. round perimeter).Teaching aid is Chinese vocabulary, the Chinese
Language phonetic is ji à o j ù, refers to the model for explaining illustration something or other, material object, sample, instrument, chart, magic lantern etc., is wrapped
Include teaching equipment, instruments used for education, Practical training equipment, educational equipment, experimental facilities, teaching specimen, teaching mode etc..Teaching aid have with
Lower feature: (1) intuitive.Intuitive is commonly used for demonstration teaching aid in scientific and technological activities.Audio-visual aids can make specific knowledge,
Visualization for student's perception, understands and remembers Knowledge Creation condition.The specific perception and abstract thinking of student can intuitively be promoted
It combines, reduces the difficulty of students abstract concept, help it to form specific concept, develop its observation ability and thinking energy
Power improves the learning interest and enthusiasm of student.(2) practicality.Physical medium can touch mostly, use, dissection, this
There is special meaning in terms of training student technical ability.(3) there is researching value.Scientific and technological information contained by physical medium be it is abundant,
There are many contents not extracted by the mankind, inherently scientific research object.For the very few student of knowledge, many physical mediums also have
Its value to go in for the study, if child tears toy open, it is all to go in for the study that middle school student, which dissect animal,.(4) typicalness.Intuitive religion
The typicalness of tool, makes it meet teaching request, clearly presentation can be effectively formed and guide student from show the phenomenon that up
Recognize the essence of things.Conceptual knowledge is risen to from perceptual knowledge, student is promoted profoundly to grasp knowledge comprehensively.(5) language is needed
Say medium, the cooperation of text medium.What teaching aid had will be described book, and teacher must be accorded to guidance when with teaching aid and explain, instruct
Student observes, and inspires student's thinking.
Now designs a kind of mathematical education in order to demonstrate the forming process of cycloid and cycloid be understood more intuitively and drilled with cycloid
Display teaching aid.
Utility model content
The purpose of this utility model is to provide a kind of mathematical education cycloid demonstration teaching aids, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of mathematical education cycloid demonstration teaching aid,
Including operation panel, the operation panel top is fixedly connected with display, and the operation prelaminar part is fixedly installed with the first driving wheel, institute
It states and is equipped with direction controller on the right side of the first driving wheel, the second driving wheel, the direction control are fixedly connected on the right side of the direction controller
Device top processed is fixedly connected with motor, and first driving wheel lower part is equipped with laser pen slot, is fixedly connected on the right side of the laser pen slot
There is cylinder, the cylinder lower part is fixedly connected with baffle, and gear is fixedly connected on the right side of the baffle, and the operation panel lower part is solid
Surely it is connected with vertical pivot, the vertical pivot lower part is fixedly connected with retract port, and the retract port two sides are fixedly installed with support frame,
The vertical pivot lower part is fixedly installed with wheel, is fixedly connected with controller on the right side of the operation panel.
Preferably, the operation panel includes be slidably connected end and direction rotary shaft, and the end setting that is slidably connected is operating
Plate top, the direction rotary shaft are arranged on the left of operation panel.
Preferably, the laser pen slot includes limiting slot and clearing end, and the limiting slot is arranged inside laser pen slot, institute
Clearing end is stated to be arranged outside laser pen slot.
Preferably, the display is passed through by the end that is slidably connected with operation panel and is slidably connected.
Preferably, the operation panel and direction rotary shaft are rotatablely connected by shaft.
Preferably, the laser pen and limiting slot are snapped connection by card slot.
Preferably, support frame is set as 2, and 2 support frames as described above are symmetrically distributed at left and right sides of vertical pivot.
The technical effect and advantage of the utility model: 1, the operation panel of mathematical education cycloid demonstration teaching aid, which is equipped with, slides
Dynamic connecting pin and direction rotary shaft, the display that can horizontally slip adjust horizontal distance, can also by rotation direction rotary shaft,
Display is rotated around direction rotary shaft, adjusts longitudinal separation and angle；
2, the laser pen slot of mathematical education cycloid demonstration teaching aid is equipped with limiting slot and clearing end, convenient for control laser pen
Length on cylinder facilitates one on determining circle to pinpoint；
3, the mathematical education is equipped with retract port with cycloid demonstration teaching aid, can shrink support frame, facilitate the shifting of the teaching aid
It is dynamic and fixed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the operation panel structural schematic diagram of the utility model；
Fig. 3 is the laser pen slot structure schematic diagram of the utility model.
In figure: 1, display；2, operation panel；201, be slidably connected end；202, direction rotary shaft；3, the first driving wheel；4, swash
Light pen slot；401, limiting slot；402, clearing end；5, baffle；6, vertical pivot；7, support frame；8, wheel；9, retract port；10, it controls
Device；11, rack gear；12, cylinder；13, the second driving wheel；14, direction controller；15, motor.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of mathematical education cycloid demonstration teaching aid as shown in Figure 1, Figure 2 and Figure 3, including behaviour
Make plate 2,2 top of operation panel is fixedly connected with display 1, and 2 front of operation panel is fixedly installed with the first driving wheel 3, institute
It states and is equipped with direction controller 14 on the right side of the first driving wheel 3, be fixedly connected with the second driving wheel 13 on the right side of the direction controller 14, it is described
14 top of direction controller is fixedly connected with motor 15, and 3 lower part of the first driving wheel is equipped with laser pen slot 4, the laser pen slot 4
Right side is fixedly connected with cylinder 12, and 12 lower part of cylinder is fixedly connected with baffle 5, is fixedly connected on the right side of the baffle 5 with teeth
Wheel 11,2 lower part of operation panel is fixedly connected with vertical pivot 6, and 6 lower part of vertical pivot is fixedly connected with retract port 9, the contraction
9 two sides of port are fixedly installed with support frame 7, and 6 lower part of vertical pivot is fixedly installed with wheel 8, fixed company on the right side of the operation panel 2
It is connected to controller 10.
Specifically, the operation panel 2 includes be slidably connected end 201 and direction rotary shaft 202, the end 201 that is slidably connected
Setting is on 2 top of operation panel, and the setting of direction rotary shaft 202 is in 2 left side of operation panel.
Specifically, the laser pen slot 4 includes limiting slot 401 and clearing end 402, and the limiting slot 401 is arranged in laser
Inside slot 4, the clearing end 402 is arranged outside laser pen slot 4.
Specifically, the display 1 is passed through by the end 201 that is slidably connected with operation panel 2 and is slidably connected.
Specifically, the operation panel 2 is rotatablely connected with direction rotary shaft 202 by shaft.
Specifically, the laser pen is snapped connection with limiting slot 401 by card slot.
Specifically, support frame as described above 7 is set as 2, and 2 support frames as described above 7 are symmetrically distributed in 6 left and right sides of vertical pivot.
Working principle: the demonstration teaching aid when in use, is passed through the movement of wheel 8 with cycloid demonstration teaching aid by this kind of mathematical education
Into classroom, the support frame 7 at retract port 9 is extracted out out of retract port 9, support on the ground, can pass through telescopic end
Mouth 9 moves to adjust the stability of the teaching aid on vertical pivot 6, laser pen is placed on inside laser pen slot 4, according to required
The position of fixed point can control the fixed point by limiting slot 401 and clearing end 402, then control electricity by controller 10
The unlatching of machine 15, after motor 15 is opened, the first driving wheel 3 and the second driving wheel 13 start to roll by belt, drive cylinder 12 in tooth
It is rolled on item 11, when being rolled to baffle 5, meeting opposite direction is rolled, and display 1 and operation can be controlled by direction controller 14
The direction of plate 2, display 1 can horizontally slip above operation panel 2, can also rotate in operation panel 2 around direction rotary shaft 202
When slid back and forth above operation panel 2, then laser pen roll cycloid just shown on display 1, be above the mathematics teach
Learn the working principle for using cycloid demonstration teaching aid.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of mathematical education cycloid demonstration teaching aid, including operation panel (2), it is characterised in that: operation panel (2) top is solid
Surely it is connected with display (1), operation panel (2) front is fixedly installed with the first driving wheel (3), on the right side of first driving wheel (3)
Equipped with direction controller (14), the second driving wheel (13), the direction controlling are fixedly connected on the right side of the direction controller (14)
Device (14) top is fixedly connected with motor (15), and the first driving wheel (3) lower part is equipped with laser pen slot (4), the laser pen slot
(4) right side is fixedly connected with cylinder (12), and cylinder (12) lower part is fixedly connected with baffle (5), solid on the right side of the baffle (5)
Surely it is connected with gear (11), operation panel (2) lower part is fixedly connected with vertical pivot (6), and vertical pivot (6) lower part is fixedly connected with
Retract port (9), retract port (9) two sides are fixedly installed with support frame (7), and vertical pivot (6) lower part is fixedly installed with
Wheel (8), operation panel (2) right side are fixedly connected with controller (10).
2. a kind of mathematical education cycloid demonstration teaching aid according to claim 1, it is characterised in that: the operation panel (2)
Including end (201) and the direction rotary shaft (202) of being slidably connected, described be slidably connected end (201) are arranged on operation panel (2) top,
Direction rotary shaft (202) setting is on the left of operation panel (2).
3. a kind of mathematical education cycloid demonstration teaching aid according to claim 1, it is characterised in that: the laser pen slot
It (4) include limiting slot (401) and clearing end (402), limiting slot (401) setting is internal in laser pen slot (4), the termination
Hold (402) setting external in laser pen slot (4).
4. a kind of mathematical education cycloid demonstration teaching aid according to claim 1, it is characterised in that: the display (1)
With operation panel (2) by being slidably connected end (201) by being slidably connected.
5. a kind of mathematical education cycloid demonstration teaching aid according to claim 2, it is characterised in that: the operation panel (2)
It is rotatablely connected with direction rotary shaft (202) by shaft.
6. a kind of mathematical education cycloid demonstration teaching aid according to claim 1, it is characterised in that: the laser pen and limit
Position slot (401) is snapped connection by card slot.
7. a kind of mathematical education cycloid demonstration teaching aid according to claim 1, it is characterised in that: support frame as described above (7)
2 are set as, 2 support frames as described above (7) are symmetrically distributed at left and right sides of vertical pivot (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602936.7U CN208384865U (en) | 2017-11-27 | 2017-11-27 | A kind of mathematical education cycloid demonstration teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602936.7U CN208384865U (en) | 2017-11-27 | 2017-11-27 | A kind of mathematical education cycloid demonstration teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208384865U true CN208384865U (en) | 2019-01-15 |
Family
ID=64978078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721602936.7U Expired - Fee Related CN208384865U (en) | 2017-11-27 | 2017-11-27 | A kind of mathematical education cycloid demonstration teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208384865U (en) |
-
2017
- 2017-11-27 CN CN201721602936.7U patent/CN208384865U/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 |
Granted publication date: 20190115 Termination date: 20191127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |