CN205984018U - Teaching aid is demonstrated to cycloid for advanced math teaching - Google Patents
Teaching aid is demonstrated to cycloid for advanced math teaching Download PDFInfo
- Publication number
- CN205984018U CN205984018U CN201620530705.9U CN201620530705U CN205984018U CN 205984018 U CN205984018 U CN 205984018U CN 201620530705 U CN201620530705 U CN 201620530705U CN 205984018 U CN205984018 U CN 205984018U
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- CN
- China
- Prior art keywords
- rolling element
- cycloid
- drawing board
- disk rolling
- teaching
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- 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.)
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Abstract
The utility model discloses a teaching aid is demonstrated to cycloid for advanced math teaching, including landing leg, main part and disc rolling element, the landing leg is all installed to the bottom left and right sides of main part, the drawing board groove has been seted up on the positive upper portion of main part, the spout has been seted up to the positive lower part of main part, the spout fit in slides and is equipped with the slider, the drawing board inslot is equipped with the disc rolling element, a plurality of pen inserting hole have been seted up at the back of disc rolling element, the front of disc rolling element still is equipped with the home block, the openly middle part of disc rolling element is connected through the first horizontal part rotation of bearing AND operation pole, be equipped with the locking screw of threaded connection on the slider on the second horizontal part of action bars, the magnetic stripe is installed in the bottom cooperation in drawing board groove. The utility model discloses convenient operation, reliable and stable, with low costs, the cycloid not of the same race that can draw does benefit to the student to the deep understanding of cycloid, offers convenience for the teaching, is fit for generally using widely.
Description
Technical field
This utility model is related to educational aid technical field, specifically a kind of Higher Mathematics Teaching cycloid demonstration teaching aid.
Background technology
Cycloid (cycloid) is one of numerous charming curves in mathematics, and it is defined as：One circle is along a straight line
Lentamente roll, then the track that the upper fixing point of circle is passed through is referred to as cycloid.Higher Mathematics Teaching includes the special song such as cycloid
Line, in traditional mathematical education is simulated, teacher passes through to draw multiple circles on blackboard with instrument, by looking for form a little
To embody the rule of cycloid, so virtually affect to give lessons efficiency, student understands to be not very thorough, and some teachers pass through under class
Ready-made picture is shown although to some extent solving the situation of picture circle of need not attending class during giving lessons, but classmate
Study is not very directly perceived it is impossible to intuitively observe the stroke of cycloid.Accordingly, it would be desirable to design one kind is applied to mathematics cycloidal
Demonstration teaching aid is become to carry out aided education.
Utility model content
The purpose of this utility model is to provide a kind of Higher Mathematics Teaching cycloid demonstration teaching aid, to solve above-mentioned background
The problem proposing in technology.
For achieving the above object, this utility model provides following technical scheme：
A kind of Higher Mathematics Teaching cycloid demonstration teaching aid, including supporting leg, main body and disk rolling element, the bottom of described main body
The portion left and right sides is mounted on supporting leg, and the front upper of described main body offers drawing board groove, and the front bottom of described main body opens up
There is chute, cooperation slip in chute is provided with slide block, is provided with disk rolling element, the back side of described disk rolling element in described drawing board groove
Offer multiple pen plugholes, the inner side of pen plughole is additionally provided with spring, and the front of described disk rolling element is additionally provided with home block, described
The positive Middle face of disk rolling element is passed through bearing and is connected with the first level portion rotation of action bars, on the second horizontal part of action bars
It is provided with the lock-screw being threadedly connected on slide block, the vertical portion afterbody of described action bars is also nested and fixed Anti-slip cover, described
The bottom cooperation of drawing board groove is provided with magnetic stripe.
As further program of the utility model：Described supporting leg is inverse-T-shaped structure.
As further program of the utility model：Described drawing board groove is rectangular-shaped.
As further program of the utility model：Described disk rolling element is made up of magnetic conductive metal material.
As further program of the utility model：Described pen plughole is provided with 3, and each pen plughole and disk rolling element
The distance in the center of circle is different.
As further program of the utility model：Described home block is circular magnetic piece, and home block magnetic is fixed on disk
On rolling element.
As further program of the utility model：Described action bars be " F " shape structure, the second horizontal part of action bars and
Slide block is located in same horizontal line.
As further program of the utility model：The outer surface of the upper surface of described magnetic stripe and disk rolling element is equipped with
One layer of skid resistant course.
Compared with prior art, the beneficial effects of the utility model are：By inserting chalk in different pen plugholes, can enter
Cycloid demonstration under row difference radius of a circle, and chalk resilient abutment can be made in main body by spring, lift the clear of cycloid
Clear degree, is easy to the installation site of chalk is indicated by the removable home block on disk rolling element, more can intuitively see
Examine cycloid trend, magnetic can be carried out by magnetic stripe to disk rolling element, and by preventing that magnetic stripe and disk rolling element surface are arranged
Slip layer, action bars, in order to avoid skidding, is fixed on cunning by lock-screw by the stability that lifting disk rolling element rolls
On block, disk rolling element can be made to stablize firm, and be easy to unload lower disc rolling element, facilitate laying of chalk, additionally, by anti-
Sliding sleeve is easy to staff operation, can carry out stable support to device by supporting leg.In sum, this device is easy to operate, stably may be used
Lean on, low cost, cycloid not of the same race can be drawn, beneficial to the profound understanding to cycloid for the student, offer convenience to teaching, be suitable for universal
Promote the use of.
Brief description
Fig. 1 is main structure diagram of the present utility model.
Fig. 2 is right side structural representation of the present utility model.
Fig. 3 is the backsight structural representation of disk rolling element in this utility model.
Fig. 4 is the right side structural representation of disk rolling element in this utility model.
Fig. 5 is the internal structure schematic diagram of pen plughole in this utility model.
In figure：1- supporting leg, 2- chute, 3- slide block, 4- Anti-slip cover, 5- lock-screw, 6- action bars, 61- first level portion,
62- vertical portion, 63- second horizontal part, 7- main body, 8- magnetic stripe, 9- drawing board groove, 10- skid resistant course, 11- disk rolling element, 12- marks
Know block, 13- bearing, 14- pen plughole, 15- spring.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1～5, in this utility model embodiment, a kind of Higher Mathematics Teaching cycloid demonstration teaching aid, including
Lower limb 1, main body 7 and disk rolling element 11, the bottom left and right sides of described main body 7 is mounted on supporting leg 1, and supporting leg 1 is inverse-T-shaped knot
Structure, is supported to main body 7 by supporting leg 1, and the front upper of described main body 7 offers drawing board groove 9, and drawing board groove 9 is rectangular-shaped,
The front bottom of described main body 7 offers chute 2, and cooperation slip in chute 2 is provided with slide block 3, is provided with disk in described drawing board groove 9
Rolling element 11, disk rolling element 11 is made up of magnetic conductive metal material, and the back side of described disk rolling element 11 offers multiple inserting
Hole 14, pen plughole 14 is provided with 3, and each pen plughole 14 is different with the distance in disk rolling element 11 center of circle, conveniently drills
Show the cycloid trend under different radii, the inner side of described pen plughole 14 is additionally provided with spring 15, chalk can be carried out by spring 15
Elasticity extruding, so that the curve drawing on drawing board groove 9 is apparent, the front of described disk rolling element 11 is additionally provided with home block
12, home block 12 is circular magnetic piece, and home block 12 magnetic is fixed on disk rolling element 11, by arranging moveable home block
12 are easy to the position to chalk carries out front instruction, conveniently carries out cycloidal path observation, in the front of described disk rolling element 11
Portion is passed through bearing 13 and is connected with first level portion 61 rotation of action bars 6, and action bars 6 is " F " shape structure, and the second of action bars 6
Horizontal part 63 and slide block 3 are located in same horizontal line, and the second horizontal part 63 of action bars 6 is provided with and is threadedly connected to slide block 3
On lock-screw 5, threaded by lock-screw 5 and slide block 3, action bars 6 is fixed, with reach to disk roll
The purpose that body 11 is fixed, vertical portion 62 afterbody of described action bars 6 is also nested and fixed Anti-slip cover 4, by Anti-slip cover 4 just
In staff operation.
The bottom cooperation of described drawing board groove 9 is provided with magnetic stripe 8, the upper surface of described magnetic stripe 8 and disk rolling element 11 outer
Surface is equipped with one layer of skid resistant course 10, can make disk rolling element 11 stable rotation by skid resistant course 10, in order to avoid occurring skidding now
As impact cycloid demonstration.
Operation principle of the present utility model is：When using, by inserting chalk in different pen plugholes 14, can carry out not
With the cycloid demonstration under radius of a circle, and chalk resilient abutment can be made in main body 7 by spring 15, lift the clear of cycloid
Degree, is easy to the installation site of chalk is indicated by the removable home block 12 on disk rolling element 11, more can be intuitively
Observe cycloid trend, magnetic can be carried out to disk rolling element 11 by magnetic stripe 8, and pass through magnetic stripe 8 and disk rolling element 11 surface
Skid resistant course 10, lifting disk rolling element 11 roll stability, in order to avoid skidding occurs, will be operated by lock-screw 5
Bar 6 is fixed on slide block 3, disk rolling element 11 can be made to stablize firm, and is easy to unload lower disc rolling element 11, facilitates chalk
Lay, additionally, staff operation is easy to by Anti-slip cover 4, stable support can be carried out to device by supporting leg 1.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, this practicality can be realized in other specific forms new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, this practicality is new
The scope of type is limited by claims rather than described above, it is intended that the containing of equivalency that will fall in claim
All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as limiting
Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (1)
1. a kind of Higher Mathematics Teaching cycloid demonstration teaching aid, including supporting leg, main body and disk rolling element it is characterised in that institute
The bottom left and right sides stating main body is mounted on supporting leg, and the front upper of described main body offers drawing board groove, and described main body is just
Face bottom offers chute, and cooperation slip in chute is provided with slide block, is provided with disk rolling element, described disk rolling in described drawing board groove
The back side of kinetoplast offers multiple pen plugholes, and the inner side of pen plughole is additionally provided with spring, and the front of described disk rolling element is additionally provided with
Home block, the positive Middle face of described disk rolling element is passed through bearing and is connected with the first level portion rotation of action bars, action bars
Second horizontal part is provided with the lock-screw being threadedly connected on slide block, and the vertical portion afterbody of described action bars is also nested and fixed
Anti-slip cover, the bottom cooperation of described drawing board groove is provided with magnetic stripe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620530705.9U CN205984018U (en) | 2016-06-04 | 2016-06-04 | Teaching aid is demonstrated to cycloid for advanced math teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620530705.9U CN205984018U (en) | 2016-06-04 | 2016-06-04 | Teaching aid is demonstrated to cycloid for advanced math teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205984018U true CN205984018U (en) | 2017-02-22 |
Family
ID=58020393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620530705.9U Expired - Fee Related CN205984018U (en) | 2016-06-04 | 2016-06-04 | Teaching aid is demonstrated to cycloid for advanced math teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205984018U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108583085A (en) * | 2018-06-04 | 2018-09-28 | 鲁东大学 | The dual-purpose plotter of involute cycloid |
| CN108922333A (en) * | 2018-09-27 | 2018-11-30 | 莆田学院 | Describe sinusoidal teaching demonstration device and application method |
| CN109064839A (en) * | 2018-09-04 | 2018-12-21 | 安徽理工大学 | A kind of mathematical education cycloid demonstration teaching aid |
| CN109473019A (en) * | 2018-11-16 | 2019-03-15 | 安徽徽煌教育科技有限公司 | A kind of Hydrodynamics in Teaching demonstration sailing boat |
| CN114141109A (en) * | 2021-11-30 | 2022-03-04 | 桂林电子科技大学 | Advanced mathematics teaching is with small-size cycloid demonstration teaching aid |
-
2016
- 2016-06-04 CN CN201620530705.9U patent/CN205984018U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108583085A (en) * | 2018-06-04 | 2018-09-28 | 鲁东大学 | The dual-purpose plotter of involute cycloid |
| CN109064839A (en) * | 2018-09-04 | 2018-12-21 | 安徽理工大学 | A kind of mathematical education cycloid demonstration teaching aid |
| CN109064839B (en) * | 2018-09-04 | 2020-07-10 | 安徽理工大学 | Cycloid demonstration teaching aid for mathematical education |
| CN108922333A (en) * | 2018-09-27 | 2018-11-30 | 莆田学院 | Describe sinusoidal teaching demonstration device and application method |
| CN109473019A (en) * | 2018-11-16 | 2019-03-15 | 安徽徽煌教育科技有限公司 | A kind of Hydrodynamics in Teaching demonstration sailing boat |
| CN114141109A (en) * | 2021-11-30 | 2022-03-04 | 桂林电子科技大学 | Advanced mathematics teaching is with small-size cycloid demonstration teaching aid |
| CN114141109B (en) * | 2021-11-30 | 2024-02-20 | 桂林电子科技大学 | Advanced mathematics teaching is with small-size cycloid demonstration teaching aid |
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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: 20170222 Termination date: 20180604 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |