CN204791590U - Ware is demonstrated to plane figure for mathematics of economics - Google Patents
Ware is demonstrated to plane figure for mathematics of economics Download PDFInfo
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- CN204791590U CN204791590U CN201520486421.XU CN201520486421U CN204791590U CN 204791590 U CN204791590 U CN 204791590U CN 201520486421 U CN201520486421 U CN 201520486421U CN 204791590 U CN204791590 U CN 204791590U
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Abstract
The utility model discloses a ware is demonstrated to plane figure for mathematics of economics, including base, pillar, draw -in groove, external tapping, control panel, display, handle and show ware, the pillar be fixed in on the base and with draw -in groove fixed connection, be equipped with presentation device on the draw -in groove, presentation device that its top was equipped with the handle openly left side is equipped with the show ware, and upper right side is equipped with the display, the display below is equipped with control panel, the external tapping is located the presentation device right flank, compares with prior art, the beneficial effects of the utility model are that: a ware is demonstrated to plane figure for mathematics of economics can be used to demonstrate the plane figure of the related various complicacies of university's mathematics of economics, has easy operation, the demonstration figure is pleasing to the eye and the teaching of being convenient for, improves the teaching efficiency's characteristics, has solved the difficulty of drawing in the mathematics of economics teaching, coarse problem expends time in and draw.
Description
Technical field
The utility model relates to a kind of teaching equipment, is specially a kind of Mathematics of Economics planar pattern demonstration device
.
Background technology
Mathematics of Economics is a class of higher mathematics, be divided into infinitesimal analysis, linear algebra, Probability Theory and Math Statistics, Mathematics of Economics is cultivated not only to be had sturdy mathematical theory basis but also has underpinning in economictheory, and there is higher foreign language and computer capability, the Mathematics of Economics inter-disciplinary talent of economic analysis, economic modeling, system work can be engaged in the economic departments such as financial instrument, investment, insurance, statistics and government department., be also Mathematics of Economics be one of core curriculum of Vocational Institutes Economics and Management class specialty.
To infinitesimal analysis, linear algebra, in theory of probability and teaching of Mathematical Statistics, usually can relate to multiple plane curve, to facilitate teaching, be convenient to student understand, traditional teaching passes through teacher's manual drawing in blackboard, the graphical effect difference degree of accuracy of not only drawing is low, and consume a large amount of time in classroom, affect teaching process, in existing two class abovementioned mathematical plane graphic demonstrators, one can only demonstrate simple geometric figure, as triangle, trapezoidal etc., be not suitable for university's economic mathematics teaching to use, a kind of non-productive operation by computer drawing software, realize various geometric drafting, but its complicated operation, structure is various, in use, expend time in, be not easy to mobile, teaching uses extremely not convenient.
Summary of the invention
The purpose of this utility model is to provide a kind of Mathematics of Economics planar pattern demonstration device, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of Mathematics of Economics planar pattern demonstration device, comprise base, pillar, draw-in groove, external tapping, control panel, display, handle and display device, described pillar to be fixed on base and to be fixedly connected with draw-in groove, described draw-in groove is provided with apparatus for demonstrating, its top establishes handled apparatus for demonstrating frontal left to be provided with display device, upper right side is provided with display, be provided with control panel below described display, described external tapping is positioned at apparatus for demonstrating right flank.
Further, the described external tapping microprocessor built-in with apparatus for demonstrating is connected, and its microprocessor is connected with control panel, database, display, display device and function picture maker respectively, and function picture maker is connected with display device.
Further, described control panel is made up of select button, digital button and control knob, select button is three and is respectively shift knob, type of functions button and inventory function button, data button is 12 and is respectively 0 to 90 arabic numeral and π and e, and control knob is six and is respectively two page-turning button, two switching push buttons, confirming button and backs.
Further, in described apparatus for demonstrating, be provided with rechargable power supplies, and be provided with charge port in apparatus for demonstrating left surface correspondence.
Further, described database is divided into function data storehouse and type of functions database.
Further, during control panel selection inventory function, search the function be kept in function data storehouse by display under page-turning button effect, pass through confirming button, this function can be extracted, and function is input in function picture maker, generating function image, display device displays, during control panel Selective type function, function model corresponding to known function is searched by display under page-turning button effect, pass through confirming button, this function model can be extracted, then the function constant factor of this function model is set by switching push button and digital button, and determine function, finally select function to be stored in function data storehouse to be still directly inputted to generating pictures in function picture maker and to show on display device.
Compared with prior art, the beneficial effects of the utility model are: a kind of Mathematics of Economics planar pattern demonstration device can be used for the planar graph of the various complexity demonstrated involved by university's Mathematics of Economics, have simple to operate, Presentation Graphics is attractive in appearance and be convenient to teaching, improve the feature of efficiency of teaching, solve in economic mathematics teaching difficulty of drawing, expend time in and draw coarse problem.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model;
Fig. 2 is cut-away view of the present utility model;
Fig. 3 is utility model works schematic diagram;
In figure: 1, base, 2, pillar, 3, draw-in groove, 4, external tapping, 5, control panel, 6, display, 7, handle and 8, display device.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out to close Chu, intactly described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, the utility model provides a kind of technical scheme: a kind of Mathematics of Economics planar pattern demonstration device, comprise base 1, pillar 2, draw-in groove 3, external tapping 4, control panel 5, display 6, handle 7 and display device 8, described pillar 2 to be fixed on base 1 and to be fixedly connected with draw-in groove 3, described draw-in groove 3 is provided with apparatus for demonstrating, the apparatus for demonstrating frontal left that its top is provided with handle 7 is provided with display device 8, upper right side is provided with display 6, the setting of handle 7 is easy to carry and moves, control panel 5 is provided with below described display 6, described external tapping 4 is positioned at apparatus for demonstrating right flank, the microprocessor that described external tapping 4 is built-in with apparatus for demonstrating is connected, its microprocessor is connected with control panel 5, database, display 6, display device 8 and function picture maker respectively, function picture maker is connected with display device, external tapping 4 can be connected with computer by data line, by the type of functions in computer updatable data storehouse and preservation function, be convenient to prepare lesson use, can time in classroom be saved like this, be convenient to teaching, described control panel 5 is made up of select button, digital button and control knob, select button is three and is respectively shift knob, type of functions button and inventory function button, data button is 12 and is respectively 0 to 90 arabic numeral and π and e, control knob is six and is respectively two page-turning button, two switching push buttons, confirming button and backs, by with the last selection of button realizable function and the setting of function, and generating function image fast, be provided with rechargable power supplies in described apparatus for demonstrating, and be provided with charge port in apparatus for demonstrating left surface correspondence, battery can be this device and provides electric energy, and chargeable battery, easy to use simultaneously, is applicable to various occasion, described database is divided into function data storehouse and type of functions database, and function data storehouse is for depositing the function set with constant coefficient, and type of functions database is used for depositing various function model general formula, when control panel 5 selects inventory function, search the function be kept in function data storehouse by display 6 under page-turning button effect, pass through confirming button, this function can be extracted, and function is input in function picture maker, generating function image, display device 8 displays, during control panel 5 Selective type function, function model corresponding to known function is searched by display 6 under page-turning button effect, pass through confirming button, this function model can be extracted, then the function constant factor of this function model is set by switching push button and digital button, and determine function, finally select function to be stored in function data storehouse to be still directly inputted to generating pictures in function picture maker and to show on display device, control panel 5 can arrange function and preserve function, be convenient to teacher like this and the function that will use is set in advance, classroom is shown more quick and convenient, time in classroom can be saved, improve efficiency of teaching.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (4)
1. a Mathematics of Economics planar pattern demonstration device, comprise base (1), pillar (2), draw-in groove (3), external tapping (4), control panel (5), display (6), handle (7) and display device (8), it is characterized in that: described pillar (2) is fixed on base (1) and goes up and be fixedly connected with draw-in groove (3), described draw-in groove (3) is provided with apparatus for demonstrating, the apparatus for demonstrating frontal left that its top is provided with handle (7) is provided with display device (8), upper right side is provided with display (6), described display (6) below is provided with control panel (5), described external tapping (4) is positioned at apparatus for demonstrating right flank.
2. a kind of Mathematics of Economics planar pattern demonstration device according to claim 1, it is characterized in that: the microprocessor that described external tapping (4) is built-in with apparatus for demonstrating is connected, its microprocessor is connected with control panel (5), database, display (6), display device (8) and function picture maker respectively, and function picture maker is connected with display device.
3. a kind of Mathematics of Economics planar pattern demonstration device according to claim 1, it is characterized in that: described control panel (5) is made up of select button, digital button and control knob, select button is three and is respectively shift knob, type of functions button and inventory function button, data button is 12 and is respectively 0 to 90 arabic numeral and π and e, and control knob is six and is respectively two page-turning button, two switching push buttons, confirming button and backs.
4. a kind of Mathematics of Economics planar pattern demonstration device according to claim 1, is characterized in that: be provided with rechargable power supplies in described apparatus for demonstrating, and is provided with charge port in apparatus for demonstrating left surface correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486421.XU CN204791590U (en) | 2015-07-08 | 2015-07-08 | Ware is demonstrated to plane figure for mathematics of economics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486421.XU CN204791590U (en) | 2015-07-08 | 2015-07-08 | Ware is demonstrated to plane figure for mathematics of economics |
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| Publication Number | Publication Date |
|---|---|
| CN204791590U true CN204791590U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520486421.XU Expired - Fee Related CN204791590U (en) | 2015-07-08 | 2015-07-08 | Ware is demonstrated to plane figure for mathematics of economics |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105894870A (en) * | 2016-06-30 | 2016-08-24 | 吉林化工学院 | Mechanical device for linear algebra teaching |
-
2015
- 2015-07-08 CN CN201520486421.XU patent/CN204791590U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105894870A (en) * | 2016-06-30 | 2016-08-24 | 吉林化工学院 | Mechanical device for linear algebra teaching |
| CN105894870B (en) * | 2016-06-30 | 2018-09-07 | 吉林化工学院 | A kind of mechanical device for linear algebra teaching |
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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: 20151118 Termination date: 20200708 |
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| CF01 | Termination of patent right due to non-payment of annual fee |