CN206331682U - A kind of College Maths cycloid demonstration teaching aid - Google Patents
A kind of College Maths cycloid demonstration teaching aid Download PDFInfo
- Publication number
- CN206331682U CN206331682U CN201621382501.1U CN201621382501U CN206331682U CN 206331682 U CN206331682 U CN 206331682U CN 201621382501 U CN201621382501 U CN 201621382501U CN 206331682 U CN206331682 U CN 206331682U
- Authority
- CN
- China
- Prior art keywords
- rolling element
- disk rolling
- magnetic
- teaching aid
- groove
- 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
Links
Abstract
The utility model discloses a kind of College Maths cycloid demonstration teaching aid, including mainboard body, magnetic wordpad, action bars and disk rolling element, the front of the mainboard body is respectively arranged on the left side and the right side storage tank and groove, magnetic erazing bar is provided with storage tank, magnetic pen and identifying body, coordinate in groove and be provided with magnetic wordpad, coordinate disk rolling element in groove, the outer ring of disk rolling element is provided with the second tooth bar, the bottom of groove is provided with the first tooth bar being engaged with the second tooth bar in mainboard body, the middle part of disk rolling element is rotatablely equipped with action bars by bearing, multiple mounting holes are offered on disk rolling element, the bottom outer ring of disk rolling element is additionally provided with multiple ball bases, rolled on ball base and ball is installed.The utility model is easy to use, and cycloid demonstration is carried out by magnetic wordpad, and Convenient scrubber is removed and reused, and is easy to promote.
Description
Technical field
The utility model is related to a kind of teaching aid, specifically a kind of College Maths cycloid demonstration teaching aid.
Background technology
Cycloid (cycloid) is one of numerous charming curves in mathematics, what it was defined as：One circle is along a straight line
Slowly 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 simulation, teacher draws multiple circles by using instrument on blackboard, by looking for form a little
To embody the rule of cycloid, efficiency of giving lessons so virtually is influenceed, student understands that some teachers pass through under class nor very thorough
Ready-made picture is shown during giving lessons, although solve the situation for the picture circle that need not attend class, but classmate to a certain extent
Study is not very directly perceived, it is impossible to intuitively observe the stroke of cycloid.Accordingly, it would be desirable to design a kind of easy to use, Convenient scrubber
Remove and reuse, and be easy to that promotes to carry out aided education into demonstration teaching aid applied to mathematics cycloidal.
Utility model content
The purpose of this utility model is to provide a kind of College Maths cycloid demonstration teaching aid, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides following technical scheme：
A kind of College Maths cycloid demonstration teaching aid, including mainboard body, magnetic wordpad, action bars and disk rolling element, institute
The top for stating mainboard body is provided with handle, and the back side of the mainboard body is provided with multiple suckers, the positive left and right sides of the mainboard body
It is respectively equipped with storage tank and groove, the storage tank and is provided with vertical clapboard, the right side card of vertical clapboard is placed with magnetic erazing bar, described perpendicular
The leftward space bottom of dividing plate is provided with diaphragm plate, and the upside card of diaphragm plate is placed with magnetic pen, and the downside card of diaphragm plate is placed with identifying body,
The identifying body includes magnetic head, screw rod and swivel head, and the screw rod is provided with screw thread, and one end of screw rod is provided with magnetic head, screw rod
The other end, which is provided with swivel head, the groove to coordinate to be provided with magnetic wordpad, groove, coordinates disk rolling element, the disk rolling
The outer ring of kinetoplast is provided with the second tooth bar, and the bottom of groove is provided with the first tooth bar being engaged with the second tooth bar, institute in mainboard body
The middle part for stating disk rolling element is rotatablely equipped with action bars by bearing, and the end of action bars is provided with Anti-slip cover, the disk rolling
Multiple mounting holes are offered on kinetoplast, the mounting hole is provided with the screw thread being engaged with the screw rod of identifying body, the disk rolling
The bottom outer ring of kinetoplast, which is additionally provided with to roll on multiple ball bases, ball base, is provided with ball.
Preferably, the handle is at least provided with two, the left and right sides at the top of mainboard body respectively.
Preferably, the magnetic head is in round table-like structure.
Preferably, the right-end openings of the groove.
Preferably, the disk rolling element is disc-shaped structure.
Preferably, the action bars is L-shaped structure.
Preferably, each described mounting hole and the distance in the disk rolling element center of circle are different.
Preferably, the lower surface that the ball protrudes from disk rolling element is set.
Compared with prior art, the beneficial effects of the utility model are：Device can be hung by handle, by inhaling
Disk is secured the appliance on blackboard, and identifying body is installed on mounting hole, after by disk rolling element load groove in, pass through second
Tooth bar and the first tooth bar coordinate, and hand-held bar is promoted to disk rolling element, you can write in the presence of magnetic head in magnetic
Cycloid is drawn on letter stencil, the friction of disk rolling element and magnetic wordpad can be reduced by the ball of disk rolling element bottom, is led to
The magnetic erazing bar crossed in storage tank can be used for wiping magnetic wordpad, and disk rolling element is removed from the right-hand member of groove,
Also facilitate by the directly writing and teaching on magnetic wordpad of the magnetic pen in storage tank.In summary, the cycloid demonstration teaching aid makes
With convenient, cycloid demonstration is carried out by magnetic wordpad, Convenient scrubber is removed and reused, be easy to promote.
Brief description of the drawings
Fig. 1 is positive structure schematic of the present utility model.
Fig. 2 is reverse structure schematic of the present utility model.
Fig. 3 is the structural representation of accommodating slot part in the utility model.
Fig. 4 is the front sectional view figure of disk rolling element in the utility model.
Fig. 5 is the structural representation of identifying body in the utility model.
In figure：1- storage tanks, 2- handles, 3- mainboard bodies, 4- grooves, 5- magnetic wordpads, the tooth bars of 6- first, 7- is anti-skidding
Set, 8- action bars, 9- bearings, the tooth bars of 10- second, 11- disk rolling elements, 12- mounting holes, 13- vertical clapboards, 14- diaphragm plates,
15- magnetic pens, 16- magnetic erazing bars, 17- identifying body, 171- magnetic heads, 172- screw rods, 173- swivel heads, 18- suckers, 19- balls,
20- ball bases.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer in Fig. 1~5, the utility model embodiment, a kind of College Maths cycloid demonstration teaching aid, including mainboard body 3,
Magnetic wordpad 5, action bars 8 and disk rolling element 11, the top of the mainboard body 3 are provided with handle 2, and handle 2 is at least provided with two
Individual, respectively positioned at the left and right sides at the top of mainboard body 3, the back side of the mainboard body 3 is provided with multiple suckers 18, passes through the side of sucker 18
Just secure the appliance on blackboard.
The front of the mainboard body 3 is respectively arranged on the left side and the right side storage tank 1 and groove 4, in the storage tank 1 provided with it is perpendicular every
Plate 13, the right side card of vertical clapboard 13 is placed with magnetic erazing bar 16, and the leftward space bottom of the vertical clapboard 13 is provided with diaphragm plate 14, horizontal
The upside card of dividing plate 14 is placed with magnetic pen 15, and the downside card of diaphragm plate 14 is placed with identifying body 17, and the identifying body 17 includes magnetic head
171st, screw rod 172 and swivel head 173, the screw rod 172 are provided with screw thread, and one end of screw rod 172 is provided with magnetic head 171, magnetic head 171
In round table-like structure, the other end of screw rod 172 is provided with swivel head 173, is conveniently managed by swivel head 173.
Coordinate in the groove 4 and be provided with magnetic wordpad 5, magnetic wordpad 5 and the magnetic wordpad phase commonly used on the market
Together, no longer it is described in detail, the right-end openings of the groove 4, disk rolling element 11 is coordinated in groove 4, the disk is rolled
The outer ring of body 11 is provided with the second tooth bar 10, and the bottom of groove 4 is provided with the first tooth being engaged with the second tooth bar 10 in mainboard body 3
Bar 6, the disk rolling element 11 is disc-shaped structure, and the middle part of disk rolling element 11 is rotatablely equipped with action bars by bearing 9
8, action bars 8 is L-shaped structure, and the end of action bars 8, which is provided with Anti-slip cover 7, the disk rolling element 11, offers multiple installations
Hole 12, and each mounting hole 12 and the distance in the center of circle of disk rolling element 11 are different, the cycloid under convenient demonstration different radii
Trend, the mounting hole 12 is provided with the screw thread being engaged with the screw rod 172 of identifying body 17, in order to which identifying body 17 is installed on
On mounting hole 12, the bottom outer ring of the disk rolling element 11 is additionally provided with to roll on multiple ball bases 20, ball base 20 and is provided with
Ball 19, and ball 19 protrudes from the lower surface setting of disk rolling element 11, and 11 pairs of disk rolling element can be reduced by ball 19
The friction of magnetic wordpad 5, increases the service life.
The cycloid demonstration teaching aid is fixed device by sucker 18 in use, can be hung by handle 2 to device
In on blackboard, identifying body 17 is installed on mounting hole 12, after disk rolling element 11 is loaded in groove 4, pass through the second tooth bar
10 and first tooth bar 6 coordinate, hand-held bar 8 is promoted to disk rolling element 11, you can in magnetic in the presence of magnetic head 171
Cycloid is drawn on property board 5, disk rolling element 11 and magnetic writing can be reduced by the ball 19 of the bottom of disk rolling element 11
The friction of plate 5, can be used for wiping magnetic wordpad 5, by disk rolling element 11 by the magnetic erazing bar 16 in storage tank 1
Remove, also facilitate by the directly writing and teaching on magnetic wordpad 5 of the magnetic pen 15 in storage tank 1 from the right-hand member of groove 4.
The above is only preferred embodiment of the present utility model, it is noted that for a person skilled in the art,
Without departing from the concept of the premise utility, several modifications and improvements can also be made, these should also be considered as this practicality
New protection domain, these effects and practical applicability for implementing all without influence the utility model.
Claims (8)
1. a kind of College Maths cycloid demonstration teaching aid, including mainboard body, magnetic wordpad, action bars and disk rolling element, it is special
Levy and be, the top of the mainboard body is provided with handle, and the back side of the mainboard body is provided with multiple suckers, the front of the mainboard body
It is respectively arranged on the left side and the right side in storage tank and groove, the storage tank and is provided with vertical clapboard, the right side card of vertical clapboard is placed with magnetic erazing
Bar, the leftward space bottom of the vertical clapboard is provided with diaphragm plate, and the upside card of diaphragm plate is placed with magnetic pen, and the downside card of diaphragm plate is put
There is identifying body, the identifying body includes magnetic head, screw rod and swivel head, and the screw rod is provided with screw thread, and one end of screw rod is provided with magnetic
Head, the other end of screw rod, which is provided with swivel head, the groove to coordinate to be provided with magnetic wordpad, groove, coordinates disk rolling element,
The outer ring of the disk rolling element is provided with the second tooth bar, the bottom of groove in mainboard body be provided be engaged with the second tooth bar the
One tooth bar, the middle part of the disk rolling element is rotatablely equipped with action bars by bearing, and the end of action bars is provided with Anti-slip cover, institute
State and multiple mounting holes are offered on disk rolling element, the mounting hole is provided with the screw thread being engaged with the screw rod of identifying body, institute
State disk rolling element bottom outer ring be additionally provided with multiple ball bases, ball base roll ball is installed.
2. College Maths cycloid demonstration teaching aid according to claim 1, it is characterised in that the handle is at least provided with two
It is individual, the left and right sides at the top of mainboard body respectively.
3. College Maths cycloid demonstration teaching aid according to claim 1, it is characterised in that the magnetic head is in round table-like knot
Structure.
4. College Maths cycloid demonstration teaching aid according to claim 1, it is characterised in that the right-end openings of the groove.
5. College Maths cycloid demonstration teaching aid according to claim 1, it is characterised in that the disk rolling element is disk
Shape structure.
6. College Maths cycloid demonstration teaching aid according to claim 1, it is characterised in that the action bars is L-shaped structure.
7. College Maths cycloid demonstration teaching aid according to claim 1 or 5, it is characterised in that each described mounting hole
Distance with the disk rolling element center of circle is different.
8. College Maths cycloid demonstration teaching aid according to claim 1, it is characterised in that the ball protrudes from disk rolling
The lower surface of kinetoplast is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621382501.1U CN206331682U (en) | 2016-12-16 | 2016-12-16 | A kind of College Maths cycloid demonstration teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621382501.1U CN206331682U (en) | 2016-12-16 | 2016-12-16 | A kind of College Maths cycloid demonstration teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206331682U true CN206331682U (en) | 2017-07-14 |
Family
ID=59290631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621382501.1U Expired - Fee Related CN206331682U (en) | 2016-12-16 | 2016-12-16 | A kind of College Maths cycloid demonstration teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206331682U (en) |
Cited By (3)
| 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 |
| CN108665775A (en) * | 2018-07-16 | 2018-10-16 | 宝鸡文理学院 | A kind of physics parabola teaching aid |
| CN109109524A (en) * | 2018-09-04 | 2019-01-01 | 安徽理工大学 | A kind of mathematical model teaching optimization method |
-
2016
- 2016-12-16 CN CN201621382501.1U patent/CN206331682U/en not_active Expired - Fee Related
Cited By (3)
| 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 |
| CN108665775A (en) * | 2018-07-16 | 2018-10-16 | 宝鸡文理学院 | A kind of physics parabola teaching aid |
| CN109109524A (en) * | 2018-09-04 | 2019-01-01 | 安徽理工大学 | A kind of mathematical model teaching optimization method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206331682U (en) | A kind of College Maths cycloid demonstration teaching aid | |
| CN205984018U (en) | Teaching aid is demonstrated to cycloid for advanced math teaching | |
| CN204360593U (en) | A kind of board for teaching mathematics | |
| CN205028516U (en) | Chemistry teaching is with show board | |
| CN202908134U (en) | Business administration teaching table | |
| CN207285601U (en) | A kind of mathematical example showing stand easy to use | |
| CN203153074U (en) | Display rack used for math teaching | |
| CN205247719U (en) | Mathematics learning apparatus | |
| CN203633698U (en) | College English lecturing desk | |
| CN205384801U (en) | Supplementary teaching board that physical teaching used | |
| CN202722980U (en) | Folding desk for student of management science | |
| CN204946417U (en) | The Graphic Panel that a kind of Destination Management teaching uses | |
| CN205068803U (en) | Finance specialty is with show board | |
| CN204596190U (en) | A kind of collapsible board for teaching mathematics | |
| CN203920118U (en) | A kind of junior middle school's ideological and moral education board of education | |
| CN204378337U (en) | A kind of Chinese literature desk for giving lessons | |
| CN105077987A (en) | Teaching facility combined architecture used for assisting realization of high-efficiency education space environment | |
| CN203592829U (en) | Showing blackboard for teaching | |
| CN211181244U (en) | Preschool education show teaching aid | |
| CN203776373U (en) | Mathematical demonstration operating bench | |
| CN203651285U (en) | Multifunctional sheet filling ruler for student | |
| CN203995300U (en) | A kind of Chinese teaching board | |
| CN205086547U (en) | High school's chinese teaching is with teaching board | |
| CN211906565U (en) | Electronic information engineering is with teaching device | |
| CN209269015U (en) | A kind of multifunctional mathmatical exclusive table |
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: 20170714 Termination date: 20171216 |