CN206664091U - A kind of mathematical modeling drawing tools - Google Patents
A kind of mathematical modeling drawing tools Download PDFInfo
- Publication number
- CN206664091U CN206664091U CN201720217765.XU CN201720217765U CN206664091U CN 206664091 U CN206664091 U CN 206664091U CN 201720217765 U CN201720217765 U CN 201720217765U CN 206664091 U CN206664091 U CN 206664091U
- Authority
- CN
- China
- Prior art keywords
- pen core
- adjusting bracket
- loose slot
- mathematical modeling
- core adjusting
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
A kind of mathematical modeling drawing tools, including a drawing rule, the drawing rule is by ruler portion, protractor portion and the combination of compasses portion are formed, the ruler portion and protractor portion are in integrative-structure, inner side is provided with a semicircle installing plate among the ruler portion, one rotating shaft is installed at the semicircle installing plate center, the compasses portion is connected with the rotating shaft, the compasses portion includes a swingle, described swingle one end is connected with the axis of rotation, the other end is provided with a loose slot, the loose slot is provided with a pen core adjusting bracket, the pen core adjusting bracket is in be slidably matched with the loose slot, a pen core groove is provided with the pen core adjusting bracket, the pen core groove is located at the loose slot top, the pen core adjusting bracket is provided with two regulating bolts.The utility model is by optimization design, the drafting of figure when facilitating mathematical modeling, has simple in construction, easy to use, lower-cost feature.
Description
Technical field
It the utility model is related to mathematical modeling assistant product technical field, more particularly to a kind of mathematical modeling picture work
Tool.
Background technology
During Modeling Teaching of Mathematics, it usually needs various figures and curve are often drawn, so as to more lively
Presentation content, enhancing teaching results of learning.In order to increase results of learning, in learning process, learner usually requires to carry out
Actual exercise is drawn, and traditional is the drafting that figure is completed using ruler, compasses or protractor, needs to use in drawing course
Multiple instruments could be completed to draw, and the defects of operation is relatively complicated be present, while in drawing course, paper plane needs flat
It is whole, otherwise easily influence to draw effect, the limitation of desk is received in drawing course, therefore, be badly in need of wanting a kind of instrument now
Improve the mathematical modeling aid for influenceing study schedule and learning quality this at present.
Utility model content
The utility model be used for solve above-mentioned deficiency, there is provided a kind of mathematical modeling drawing tools, have it is simple in construction,
Easy to use, lower-cost feature.
The technical problem that the utility model solves can be realized using following technical scheme：
A kind of mathematical modeling drawing tools, including a drawing rule, the drawing rule is by ruler portion, protractor portion and compasses
Portion's combination is formed, and the ruler portion and protractor portion are in integrative-structure, and inner side is provided with a semicircle installing plate among the ruler portion,
One rotating shaft is installed at the semicircle installing plate center, the compasses portion is connected with the rotating shaft, the compasses portion includes one
Swingle, described swingle one end are connected with the axis of rotation, and the other end is provided with a loose slot, and the loose slot is provided with one
Pen core adjusting bracket, the pen core adjusting bracket, in being slidably matched, a pen core groove are provided with the pen core adjusting bracket with the loose slot,
The pen core groove is located at the loose slot top, and the pen core adjusting bracket is provided with two regulating bolts.
Also include a drawing board, the drawing board includes a plate body, the plate body upper surface be provided with instrument rest area and
Drawing zone.
The instrument rest area includes pen placing trough and chi groove, is provided with a card penholder in the pen placing trough, is set in the chi groove
There is fixture block.
A reference axis is provided with the Drawing zone to identify, and some platens are equipped with the Drawing zone upper edge and lower edge
Part.
The utility model by having the advantages that compared with prior art：The utility model by optimization design,
The drafting of figure when facilitating mathematical modeling, there is simple in construction, easy to use, lower-cost feature.
The characteristics of the utility model, see this case schema and the following preferably detailed description of embodiment and obtain clear
Ground understands.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is that drawing rule of the present utility model uses structural representation；
Fig. 3 is drawing rule structural representation of the present utility model；
Fig. 4 is pen core adjusting bracket mounting structure schematic diagram of the present utility model；
Fig. 5 is that pen core adjusting bracket of the present utility model installs cross section structure diagram.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
As shown in Figures 1 to 5, a kind of mathematical modeling drawing tools provided by the utility model, including a drawing rule 2,
Drawing rule 2 is made up of the combination of ruler portion 21, protractor portion 23 and compasses portion 22, and ruler portion 21 and protractor portion 23 are tied in one
Structure, mark is correspondingly provided with respectively, ruler portion 21 and protractor portion 23 are in integrative-structure, and the centre of ruler portion 21 inner side is provided with a semicircle
Installing plate 211, a rotating shaft 23 is installed at the center of semicircle installing plate 211, is connected with compasses portion 22 in rotating shaft 23, compasses portion 22 is wrapped
A swingle 223 is included, the one end of swingle 223 is rotatablely connected with rotating shaft 23, and the other end is provided with a loose slot 221, on loose slot 221
Provided with a pen core adjusting bracket 222, pen core adjusting bracket 222, in being slidably matched, is provided with one with loose slot 221 in pen core adjusting bracket 222
Pen core groove 2221, pen core groove 2221 are located at the top of loose slot 221, and pen core adjusting bracket 222 is provided with two regulating bolts 2222.
Further, the utility model also includes a drawing board, and drawing board includes a plate body 1, and the upper surface of plate body 1 is provided with work
Have rest area 11 and Drawing zone 12.
Further, the utility model instrument rest area 11 includes pen placing trough 111 and chi groove 113, and one is provided with pen placing trough 111
Card penholder 112, it is convenient to place paintbrush 3, it is provided with fixture block 114 in chi groove 113.
Further, be provided with a reference axis mark in the utility model Drawing zone 12,121, convenient to draw, raising is easy to use
Property, some platens 122 are equipped with the upper edge of Drawing zone 12 and lower edge.
The platen 122 that the utility model is related to can use magnetic nail or elasticity pressure folder, convenient to fix drawing paper, draw
122 preferred number of platen on the upper edge of area 12 and lower edge is 2 or 3, increases the fixed effect to paper, is advantageous to
Draw and use, drawing instrument can include paintbrush 3 and drawing rule 2, and paintbrush 3 is used to be placed in pen placing trough 111, passes through card penholder
112 complete to be fixedly mounted, and drawing rule 2 is used to be placed in chi groove 113, and fixture block 114 is used to fix drawing rule 2, and drawing rule 2 is by straight
Chi portion 21, protractor portion 23 and the combination of compasses portion 22 are formed, and are correspondingly provided with mark respectively, and inner side is provided with half among ruler portion 21
Justify installing plate 211, a rotating shaft 23 is installed at the center of semicircle installing plate 211, compasses portion 22, compasses portion 22 are connected with rotating shaft 23
Including a swingle 223, the one end of swingle 223 is rotatablely connected with rotating shaft 23, facilitates rotary motion, and the other end is provided with a loose slot
221, loose slot 221 is provided with a pen core adjusting bracket 222, and pen core adjusting bracket 222 with loose slot 221 in being slidably matched, adjust by pen core
A pen core groove 2221 is provided with section frame 222, pen core groove 2221 is located at the top of loose slot 221, and pen core adjusting bracket 222 is provided with two
Regulating bolt 2222, pen core adjusting bracket 222 are completed to be fixedly mounted with the regulation of swingle 223 by regulating bolt 2222, adjust spiral shell
Bolt 2222 is tightened or loosened by rotating completion, facilitates the position adjustment of pen core adjusting bracket 222, and the cell wall of loose slot 221 is provided with position
Mark is put, facilitates size to determine.
Operation principle of the present utility model is：When needing to draw, drawing is placed in Drawing zone with paper, passes through platen
Drawing is completed to fix by part with paper, and identifying convenient draw with reference to reference axis uses, while design tool rest area is convenient by article
Place, optimization design drawing rule, ruler, protractor and compasses are combined as a whole structure, pass through and pencil is installed at pen core groove
Core can conveniently draw circular pattern, facilitate drawing and use.
The utility model is by optimization design, the drafting of figure when facilitating mathematical modeling, have it is simple in construction, using just
Prompt, lower-cost feature.
As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature
Scheme is applied to realize.Therefore, embodiment disclosed above, for each side, all it is merely illustrative, is not only
's.It is all in the scope of the utility model or in the change being equal in the scope of the utility model by the utility model bag
Contain.
Claims (4)
- A kind of 1. mathematical modeling drawing tools, it is characterised in that：Including a drawing rule, the drawing rule is by ruler portion, angulation Device portion and the combination of compasses portion are formed, and the ruler portion and protractor portion are in integrative-structure, and inner side is provided with one among the ruler portion Semicircle installing plate, a rotating shaft is installed at the semicircle installing plate center, the compasses portion, the circle are connected with the rotating shaft Rule portion includes a swingle, and described swingle one end is connected with the axis of rotation, and the other end is provided with a loose slot, the activity Groove is provided with a pen core adjusting bracket, and the pen core adjusting bracket, in being slidably matched, is set with the loose slot in the pen core adjusting bracket There is a pen core groove, the pen core groove is located at the loose slot top, and the pen core adjusting bracket is provided with two regulating bolts.
- A kind of 2. mathematical modeling drawing tools according to claim 1, it is characterised in that：Also include a drawing board, institute Stating drawing board includes a plate body, and the plate body upper surface is provided with instrument rest area and Drawing zone.
- A kind of 3. mathematical modeling drawing tools according to claim 2, it is characterised in that：The instrument rest area includes Pen placing trough and chi groove, the pen placing trough is interior to be provided with a card penholder, and fixture block is provided with the chi groove.
- A kind of 4. mathematical modeling drawing tools according to claim 2, it is characterised in that：One is provided with the Drawing zone Reference axis is identified, and some platens are equipped with the Drawing zone upper edge and lower edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720217765.XU CN206664091U (en) | 2017-02-26 | 2017-02-26 | A kind of mathematical modeling drawing tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720217765.XU CN206664091U (en) | 2017-02-26 | 2017-02-26 | A kind of mathematical modeling drawing tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206664091U true CN206664091U (en) | 2017-11-24 |
Family
ID=60377136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720217765.XU Expired - Fee Related CN206664091U (en) | 2017-02-26 | 2017-02-26 | A kind of mathematical modeling drawing tools |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206664091U (en) |
-
2017
- 2017-02-26 CN CN201720217765.XU patent/CN206664091U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20190226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |