CN205943213U - Mathematics limit teaching demonstration teaching of university - Google Patents
Mathematics limit teaching demonstration teaching of university Download PDFInfo
- Publication number
- CN205943213U CN205943213U CN201620299213.3U CN201620299213U CN205943213U CN 205943213 U CN205943213 U CN 205943213U CN 201620299213 U CN201620299213 U CN 201620299213U CN 205943213 U CN205943213 U CN 205943213U
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- CN
- China
- Prior art keywords
- cross
- slide bar
- brace plate
- lamp tube
- supporting plate
- 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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- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The utility model provides a mathematics limit teaching demonstration teaching of university, includes the universal wheel of magnetic sheet, longitudinal support board, horizontal backup pad, coordinate system, soft of magnetism, illumination fluorescent tube, graduation apparatus, vertical slide bar, horizontal slide bar, base, battery apotheca and area braking fastener, scribble fluorescent material in soft of the magnetism, the illumination fluorescent tube is connected with the battery apotheca, and the fluorescent tube that just throws light on is the LED fluorescent tube, the longitudinal support board passes through spout and vertical slider connection, spout and horizontal slider connection are passed through to horizontal backup pad, the base lower extreme is provided with the universal wheel of area braking fastener, the beneficial effects of the utility model are that: the device simple structure, convenient to use, the functional limit circumstances of accurate demonstration difference has been practiced thrift the time of drawing, and can have been attracted student's interest in learning fast, improves the efficiency of demonstration.
Description
Technical field
The utility model is related to higher mathematics teaching aid technical field, specially a kind of College Maths Limited Teaching demonstration religion
Tool.
Background technology
In Higher Mathematics Teaching, graphing on blackboard, it is pressed for time and less accurate, draw shadow hurriedly
Ring study schedule and quality of instruction it is also difficult to accurate express, even impact solves sometimes；Existing higher mathematics functional limit is drilled
Display teaching aid, cumbersome in drafting function image, lose time, be sometimes difficult to accurately express.
Content of the invention
The purpose of this utility model is that provides a kind of College Maths Limited Teaching demonstration to solve the above problems
Teaching aid.
The utility model is achieved through the following technical solutions above-mentioned purpose：A kind of College Maths Limited Teaching demonstration religion
Tool, include magnetic sheet, longitudinal supporting plate, cross-brace plate, coordinate system, the soft bar of magnetic, illuminating lamp tube, graduation apparatus, longitudinal direction slide bar,
Horizontal sliding bar, the universal wheel of base, battery storage chamber and band brake fastener, described magnetic sheet passes through longitudinal supporting plate and laterally props up
Fagging is fixed, and described longitudinal supporting plate is fixedly connected with cross-brace plate, described magnetic sheet is provided with coordinate system and magnetic is soft
It is equipped with graduation apparatus on bar, described right side longitudinal supporting plate and lower end cross-brace plate, arrange between longitudinal supporting plate described in two
There is longitudinal slide bar, be provided with horizontal sliding bar between cross-brace plate described in two, cross-brace plate described in upper end is provided with illumination
Fluorescent tube, described in lower end, cross-brace plate is fixedly connected with base, and described chassis interior is provided with battery storage chamber.
Further, the soft bar of described magnetic scribbles fluorescent material.
Further, described illuminating lamp tube is connected with battery storage chamber, and illuminating lamp tube is LED lamp tube.
Further, described longitudinal supporting plate is passed through chute and is connected with longitudinal slide bar, described cross-brace plate by chute and
Horizontal sliding bar connects.
Further, described base lower end is provided with the universal wheel of band brake fastener.
The beneficial effects of the utility model are：This apparatus structure is simple, easy to use, can be different with the demonstration of fast accurate
Functional limit situation, saved the time drawn, and the learning interest of student can have been attracted, improved the efficiency of demonstration.
Brief description
Fig. 1 is the utility model structural representation；
In figure：1st, magnetic sheet, 2, longitudinal supporting plate, 3, cross-brace plate, 4, coordinate system, 5, the soft bar of magnetic, 6, illuminating lamp
Pipe, 7, graduation apparatus, 8, longitudinal slide bar, 9, horizontal sliding bar, 10, base, 11, battery storage chamber, 12, band brake fastener universal
Wheel.
Specific 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 description is 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 making creative work
The every other embodiment being obtained, broadly falls into the scope of the utility model protection.
Describe in conjunction with accompanying drawing 1, a kind of the utility model College Maths Limited Teaching demonstration teaching aid, including magnetic sheet 1, longitudinally
Gripper shoe 2, cross-brace plate 3, coordinate system 4, the soft bar of magnetic 5, illuminating lamp tube 6, graduation apparatus 7, longitudinal slide bar 8, horizontal sliding bar 9,
The universal wheel 12 of base 10, battery storage chamber 11 and band brake fastener, described magnetic sheet 1 passes through longitudinal supporting plate 2 and laterally props up
Fagging 3 is fixing, and described longitudinal supporting plate 2 is fixedly connected with cross-brace plate 3, and described magnetic sheet 1 is provided with coordinate system 4 and magnetic
Property soft bar 5, by mobile and stretch the image that the soft bar of magnetic 5 can change function, easy to operate, save the time, convenient demonstrate,
It is equipped with graduation apparatus 7, for clearly easily expressing extreme value on described right side longitudinal supporting plate 2 and lower end cross-brace plate 3
Concrete numerical value, convenient and practical, it is provided with longitudinal slide bar 8 between longitudinal supporting plate 2 described in two, described in two between cross-brace plate 3
It is provided with horizontal sliding bar 9, when running into extreme value, specifically counted by mobile horizontal sliding bar 9 and convenient clearly expression of longitudinal slide bar 8
Value, cross-brace plate 3 described in upper end is provided with illuminating lamp tube 6, for improving lightness, is easy to observe presentation process, lower end
Described cross-brace plate 3 is fixedly connected with base 10, and described base 10 is internally provided with battery storage chamber 11, the soft bar of described magnetic
Scribble fluorescent material on 5, be easy to students and intuitively observed, improve the learning interest of student, described illuminating lamp tube 6 and electricity
Pond storage room 11 connects, and illuminating lamp tube 6 is LED lamp tube, and energy-conservation is attractive in appearance, practical, and described longitudinal supporting plate 2 passes through chute
It is connected with longitudinal slide bar 8, described cross-brace plate 3 is connected with horizontal sliding bar 9 by chute, make up and down and horizontally slip and be more suitable
Freely, it is to avoid interim card, impact demonstration occur during sliding, described base 10 lower end is provided with the universal wheel of band brake fastener
12, it is easy to mobile and fixing, convenient and practical.
It is obvious to a person skilled in the art that the 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 the 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 specification
Using specification as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (4)
1. a kind of College Maths Limited Teaching demonstration teaching aid, including magnetic sheet（1）, longitudinal supporting plate（2）, cross-brace plate（3）、
Coordinate system（4）, the soft bar of magnetic（5）, illuminating lamp tube（6）, graduation apparatus（7）, longitudinal slide bar（8）, horizontal sliding bar（9）, base（10）、
Battery storage chamber（11）Universal wheel with band brake fastener（12）It is characterised in that：Described magnetic sheet（1）By longitudinal supporting plate
（2）With cross-brace plate（3）Fixing, longitudinal supporting plate（2）With cross-brace plate（3）It is fixedly connected, described magnetic sheet（1）On set
It is equipped with coordinate system（4）The soft bar with magnetic（5）, right side longitudinal supporting plate（2）With lower end cross-brace plate（3）On be equipped with graduation apparatus
（7）, longitudinal supporting plate described in two（2）Between be provided with longitudinal slide bar（8）, cross-brace plate described in two（3）Between be provided with horizontal stroke
To slide bar（9）, cross-brace plate described in upper end（3）On be provided with illuminating lamp tube（6）, cross-brace plate described in lower end（3）The bottom of with
Seat（10）It is fixedly connected, described base（10）It is internally provided with battery storage chamber（11）.
2. a kind of College Maths Limited Teaching demonstration teaching aid according to claim 1 it is characterised in that：Described illuminating lamp tube
（6）With battery storage chamber（11）Connect, and illuminating lamp tube（6）For LED lamp tube.
3. a kind of College Maths Limited Teaching demonstration teaching aid according to claim 1 it is characterised in that：Described longitudinal bracing
Plate（2）By chute and longitudinal slide bar（8）Connect, described cross-brace plate（3）By chute and horizontal sliding bar（9）Connect.
4. a kind of College Maths Limited Teaching demonstration teaching aid according to claim 1 it is characterised in that：Described base（10）
Lower end is provided with the universal wheel of band brake fastener（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620299213.3U CN205943213U (en) | 2016-04-12 | 2016-04-12 | Mathematics limit teaching demonstration teaching of university |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620299213.3U CN205943213U (en) | 2016-04-12 | 2016-04-12 | Mathematics limit teaching demonstration teaching of university |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205943213U true CN205943213U (en) | 2017-02-08 |
Family
ID=57934608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620299213.3U Expired - Fee Related CN205943213U (en) | 2016-04-12 | 2016-04-12 | Mathematics limit teaching demonstration teaching of university |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205943213U (en) |
-
2016
- 2016-04-12 CN CN201620299213.3U patent/CN205943213U/en not_active Expired - Fee Related
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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: 20170208 Termination date: 20180412 |