CN205264180U - Cycloid presentation device for advanced math teaching - Google Patents
Cycloid presentation device for advanced math teaching Download PDFInfo
- Publication number
- CN205264180U CN205264180U CN201620084460.1U CN201620084460U CN205264180U CN 205264180 U CN205264180 U CN 205264180U CN 201620084460 U CN201620084460 U CN 201620084460U CN 205264180 U CN205264180 U CN 205264180U
- Authority
- CN
- China
- Prior art keywords
- cycloid
- gag lever
- lever post
- bracing piece
- installing rack
- 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
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Abstract
The utility model discloses a cycloid presentation device for advanced math teaching, including base and the mounting bracket of setting on the base, the mounting bracket bottom is equipped with the bracing piece, be equipped with horizontal spout on the bracing piece, be equipped with the slide rail on the mounting bracket of bracing piece both sides, be equipped with the gag lever post between the slide rail, be equipped with a plurality of elastic components between gag lever post and the mounting bracket top, be equipped with circular rolling element between bracing piece and the gag lever post, the bottom joint of circular rolling element is in the horizontal spout of bracing piece, be equipped with the bar opening along the radius on the circular rolling element, be equipped with the removal pen stand on the bar opening. The utility model discloses simple structure, convenient to use when mathematics classroom teaching, can guarantee that the student observes the process that the cycloid formed directly perceivedly vivid, the student of being convenient for understands, removes the loaded down with trivial details drawing process that the continuous circle of traditional utilization comes the drawing cycloid from, has improved teacher's the efficiency of giving lessons greatly.
Description
Technical field
The utility model relates to teaching demonstration device technical field, relates in particular to a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating.
Background technology
Cycloid is one of charming curve numerous in mathematics, and it is like this definition: a circle rolls along a straight line lentamente, justify a upper fixing point the track of process be called cycloid. In traditional mathematical education simulation, teacher by drawing multiple circles on blackboard with instrument, in the rule that embodies cycloid by the form of looking for a line, so virtually affect the efficiency of giving lessons, student understands neither be very thorough, and some teachers are showing in the process of giving lessons by carrying out picture under class, although solve to a certain extent the situation without the picture circle of attending class, but classmate's study is not very directly perceived, can not observe intuitively the stroke of cycloid. Therefore need to design a kind of teaching aid that is applied to mathematical pendulum line formation demonstration and assist mathematical education.
Summary of the invention
The purpose of this utility model is the shortcoming existing in prior art in order to solve, and a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating proposing.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of Higher Mathematics Teaching cycloid apparatus for demonstrating, comprise base and be arranged on the installing rack on base, described installing rack bottom is provided with support bar, described support bar is provided with horizontal concrete chute, the installing rack of described support bar both sides is provided with slide rail, between described slide rail, be provided with gag lever post, between described gag lever post and installing rack top, be provided with multiple elastic components, between described support bar and gag lever post, be provided with circular scrolling body, the bottom of described circular scrolling body is connected in the horizontal concrete chute of support bar, on described circular scrolling body, be provided with strip gab along radius, described strip gab is provided with mobile pen stand, described mobile pen stand comprises the pen cap and is arranged on " U " shape fastener of pen cap both sides, on " U " shape fastener of described pen cap both sides, be respectively equipped with the first bolt and the second bolt, on described the first bolt and the second bolt, be respectively equipped with the first nut and the second nut, described mobile pen stand is fixed on circular scrolling body by the rotational lock of the first nut and the second nut.
Preferably, described elastic component comprises expansion link, and described expansion link is hollow structure, in described expansion link, is provided with Compress Spring.
Preferably, described circular scrolling body is that transparent material is made.
Preferably, the top of described installing rack is provided with link.
Preferably, the bottom of described base is provided with anti-slip veins.
In the utility model, by clamping chalk on mobile pen stand, rotation by the first nut and the second nut is locked at mobile pen stand on circular scrolling body, move circular scrolling body along horizontal concrete chute direction, can on blackboard, leave the motion track of cycloid, by regulating the position of mobile pen stand can draw the cycloid figure of the circle of different radii size, between gag lever post and installing rack top, be provided with multiple elastic components simultaneously and can ensure that circular scrolling body is along straight-line rolling, simple in structure, easy to use, in the time that mathematics classroom is given lessons, can ensure student's visual pattern and observe the process that cycloid forms, being convenient to student understands, remove the loaded down with trivial details drawing course that the continuous circle of traditional utilization carrys out picture cycloid from, greatly improve teacher's the efficiency of giving lessons.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating that the utility model proposes;
Fig. 2 is the structural representation of mobile pen stand in the utility model.
In figure: 1 base, 2 installing racks, 3 support bars, 4 horizontal concrete chutes, 5 slide rails, 6 gag lever posts, 7 elastic components, 8 circular scrolling bodies, 9 strip gabs, 10 move pen stand, 11 pens cap, 12 " U " shape fastener, 13 first bolts, 14 second bolts, 15 first nuts, 16 second nuts.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.
With reference to Fig. 1-2, a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating, comprise base 1 and be arranged on the installing rack 2 on base 1, described installing rack 2 bottoms are provided with support bar 3, described support bar 3 is provided with horizontal concrete chute 4, the installing rack 2 of described support bar 3 both sides is provided with slide rail 5, between described slide rail 5, be provided with gag lever post 6, between described gag lever post 6 and installing rack 2 tops, be provided with multiple elastic components 7, between described support bar 3 and gag lever post 6, be provided with circular scrolling body 8, the bottom of described circular scrolling body 8 is connected in the horizontal concrete chute 4 of support bar 3, on described circular scrolling body 8, be provided with strip gab 9 along radius, described strip gab 9 is provided with mobile pen stand 10, described mobile pen stand 10 comprises the pen cap 11 and is arranged on " U " shape fastener 12 of the pen cap 11 both sides, on " U " shape fastener 12 of the described pen cap 11 both sides, be respectively equipped with the first bolt 13 and the second bolt 14, on described the first bolt 13 and the second bolt 14, be respectively equipped with the first nut 15 and the second nut 16, described mobile pen stand 10 is fixed on circular scrolling body 8 by the rotational lock of the first nut 15 and the second nut 16.
Described elastic component 7 comprises expansion link, and described expansion link is hollow structure, in described expansion link, is provided with Compress Spring, and described circular scrolling body 8 is made for transparent material, and the top of described installing rack 2 is provided with link, and the bottom of described base 1 is provided with anti-slip veins.
When work, by link or base 1, device is fixed on blackboard, by clamping chalk on the pen cap 11, the rotation of the first nut 15 and the second nut 16 is locked at mobile pen stand 10 on circular scrolling body 8, move circular scrolling body 8 along horizontal concrete chute 4 directions, on blackboard, leave the motion track of cycloid, by regulating the position of mobile pen stand 10 can draw the cycloid figure of the circle of different radii size, between gag lever post 6 and installing rack 2 tops, be provided with multiple elastic components 7 simultaneously and can ensure that circular scrolling body 8 is along straight-line rolling, simple in structure, easy to use, in the time that mathematics classroom is given lessons, can ensure student's visual pattern and observe the process that cycloid forms, being convenient to student understands, remove the loaded down with trivial details drawing course that the continuous circle of traditional utilization carrys out picture cycloid from, greatly improve teacher's the efficiency of giving lessons.
The above; it is only preferably detailed description of the invention of the utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; be equal to replacement or changed according to the technical solution of the utility model and utility model design thereof, within all should being encompassed in protection domain of the present utility model.
Claims (5)
1. a Higher Mathematics Teaching cycloid apparatus for demonstrating, comprise base (1) and be arranged on the installing rack (2) on base (1), it is characterized in that, described installing rack (2) bottom is provided with support bar (3), described support bar (3) is provided with horizontal concrete chute (4), the installing rack (2) of described support bar (3) both sides is provided with slide rail (5), between described slide rail (5), be provided with gag lever post (6), between described gag lever post (6) and installing rack (2) top, be provided with multiple elastic components (7), between described support bar (3) and gag lever post (6), be provided with circular scrolling body (8), the bottom of described circular scrolling body (8) is connected in the horizontal concrete chute (4) of support bar (3), described circular scrolling body (8) is upper is provided with strip gab (9) along radius, described strip gab (9) is provided with mobile pen stand (10), described mobile pen stand (10) comprises the pen cap (11) and is arranged on " U " shape fastener (12) of the pen cap (11) both sides, on " U " shape fastener (12) of the described pen cap (11) both sides, be respectively equipped with the first bolt (13) and the second bolt (14), on described the first bolt (13) and the second bolt (14), be respectively equipped with the first nut (15) and the second nut (16), described mobile pen stand (10) is fixed on circular scrolling body (8) by the rotational lock of the first nut (15) and the second nut (16).
2. a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating according to claim 1, is characterized in that, described elastic component (7) comprises expansion link, and described expansion link is hollow structure, in described expansion link, is provided with Compress Spring.
3. a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating according to claim 1, is characterized in that, described circular scrolling body (8) is made for transparent material.
4. a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating according to claim 1, is characterized in that, the top of described installing rack (2) is provided with link.
5. a kind of Higher Mathematics Teaching cycloid apparatus for demonstrating according to claim 1, is characterized in that, the bottom of described base (1) is provided with anti-slip veins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620084460.1U CN205264180U (en) | 2016-01-28 | 2016-01-28 | Cycloid presentation device for advanced math teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620084460.1U CN205264180U (en) | 2016-01-28 | 2016-01-28 | Cycloid presentation device for advanced math teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205264180U true CN205264180U (en) | 2016-05-25 |
Family
ID=56005696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620084460.1U Expired - Fee Related CN205264180U (en) | 2016-01-28 | 2016-01-28 | Cycloid presentation device for advanced math teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205264180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109524A (en) * | 2018-09-04 | 2019-01-01 | 安徽理工大学 | A kind of mathematical model teaching optimization method |
-
2016
- 2016-01-28 CN CN201620084460.1U patent/CN205264180U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109109524A (en) * | 2018-09-04 | 2019-01-01 | 安徽理工大学 | A kind of mathematical model teaching optimization method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20170128 |