CN206383712U - Mathematical drawing device - Google Patents
Mathematical drawing device Download PDFInfo
- Publication number
- CN206383712U CN206383712U CN201621264145.3U CN201621264145U CN206383712U CN 206383712 U CN206383712 U CN 206383712U CN 201621264145 U CN201621264145 U CN 201621264145U CN 206383712 U CN206383712 U CN 206383712U
- Authority
- CN
- China
- Prior art keywords
- connection
- bottom plate
- bar
- connects
- chi
- 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
Mathematical drawing device.Its composition of this product includes:Bottom plate, the left side connection ordinate chi of described bottom plate, the bottom connection abscissa chi of described bottom plate, described ordinate chi is mutually perpendicular to described abscissa chi, intersect at 0 point, the right side upper corner position connection domed base of described bottom plate, described domed base has hemispherical cavity, described hemispherical cavity is built with ball, rotation mouth is provided with the top of described hemispherical cavity, described ball connection rotating bar, described rotating bar passes through described rotation mouthful, described rotating bar connection spiral expanding bar, described spiral expanding bar connection circle set, the middle part of described circle set is provided with disc slots, described disc slots connection rotation dish, described rotation dish is provided with through hole, described through hole connects the handle of compasses, the right side of described bottom plate connects 3 hooks, described hook hangs 30 ° of set squares respectively, 45 ° of set squares, graphometer.The utility model is drawn for mathematics.
Description
Technical field：
The utility model is related to a kind of Mathematical drawing device.
Background technology：
Existing mathematics drawing tools is all applied on blackboard, and all figures drawn on blackboard are either simple
Or complicated is all merely able to using once, it is impossible to reuses, also compares during picture and lose time, using effect
It is undesirable.
The content of the invention：
The purpose of this utility model be to provide one kind can Reusability, save the picture time in classroom, using effect
Good Mathematical drawing device.
Above-mentioned purpose is realized by following technical scheme：
A kind of Mathematical drawing device, its composition includes:Bottom plate, the left side of described bottom plate connects ordinate chi, institute
The bottom connection abscissa chi for the bottom plate stated, described ordinate chi is mutually perpendicular to described abscissa chi, intersected at 0 point,
The right side upper corner position connection domed base of described bottom plate, described domed base has hemispherical cavity, described ball
Body cavity is provided with rotation mouth built with ball at the top of described hemispherical cavity, described ball connection rotating bar, and described turns
Lever is through described rotation mouthful, and described rotating bar connection spiral expanding bar, described spiral expanding bar connection circle set is described
The middle part of circle set be provided with disc slots, described disc slots connection rotation dish, described rotation dish is provided with through hole, described
Through hole connects the handle of compasses, and the right side of described bottom plate connects 3 hooks, described hook hang respectively 30 ° of set squares, 45 °
Set square, graphometer.
Described Mathematical drawing device, the bottom of described bottom plate is provided with one group of horizontal spliced eye, described horizontal grafting
The elastic hook joint part of L-shaped, described L-shaped bullet are inserted in the top connection semicircle column type fix bar in hole, the bottom of described horizontal spliced eye
Property hook joint part catch on described semicircle column type fix bar, the elastic hook joint part of described L-shaped connects patch diskette, described slotting disk insertion institute
The outboard end for the horizontal spliced eye stated is fixed, described slotting disk connection blackboard eraser supporting plate.
Described Mathematical drawing device, the bottom connection left U-shaped of described bottom plate is pressed from both sides and right U-clamp, described left U
Clevis is all connected with upper supporting column with described right U-clamp, and described upper supporting column connection plus thread bar, described plus thread bar is connected just
Left-hand thread set, described positive/negative thread set connection left-hand thread bar, described positive/negative thread set connection control rotating disk, described control
Rotating disk has rubbing surface, and described left-hand thread bar connection lower supporting rod, described lower supporting rod connect base, described base connection is moved
Driving wheel.
Beneficial effect：
1. hemispherical cavity of the present utility model, ball, rotation mouth can make the convenient rotation of rotating bar, bent in spiral expanding bar
Line is not obstructed when movable, easy to use and flexible.
Spiral expanding bar of the present utility model can stretch, can compress, can curved slide motion, it is convenient to arrive compasses activity
The position needed, draws bowlder conveniently, using effect is good.
Disc slots of the present utility model, rotation dish are not obstructed when can rotate handle, and picture circle effect is good, accurately.
Of the present utility model rational in infrastructure, easy, the position for being moved easily needs is used, and the figure drawn can
Recycling, saves the picture time, adjustable for height bottom plate using effect is good.
Brief description of the drawings：
Accompanying drawing 1 is the structural representation of this product.
Accompanying drawing 2 is the attachment structure schematic diagram between bottom plate and blackboard eraser supporting plate in accompanying drawing 1.
Embodiment：
Below in conjunction with accompanying drawing of the present utility model, the technical scheme in the utility model embodiment is carried out clear, complete
Site preparation is described.
Embodiment：
A kind of Mathematical drawing device, its composition includes:Bottom plate 1, the left side of described bottom plate connects ordinate chi 2,
The bottom connection abscissa chi 3 of described bottom plate, described ordinate chi is mutually perpendicular to described abscissa chi, intersected 0
Point, the right side upper corner position of described bottom plate connects domed base 4, and described domed base has hemispherical cavity 5, described
Hemispherical cavity built with ball 6, be provided with rotation mouth 7 at the top of described hemispherical cavity, described ball connection rotating bar 8,
Described rotating bar is through described rotation mouthful, and described rotating bar connects spiral expanding bar 9, described spiral expanding bar connection
Circle set 10, the middle part of described circle set is provided with disc slots 11, described disc slots connection rotation dish 12, described rotation dish
Through hole 13 is provided with, described through hole connects the handle 15 of compasses 14, and the right side of described bottom plate connects 3 hooks 16, described
Hook hangs 30 ° of set squares 17,45 ° of set squares 18, graphometers 19 respectively.
The bottom of described bottom plate is provided with one group of horizontal spliced eye 20, and the top connection semicircle column type of described horizontal spliced eye is consolidated
The elastic hook joint part 22 of L-shaped is inserted in fixed pole 21, the bottom of described horizontal spliced eye, and the elastic hook joint part of described L-shaped catches on described
Semicircle column type fix bar, the elastic hook joint part of described L-shaped connects outside patch diskette 24, the described horizontal spliced eye of described slotting disk insertion
Side end is fixed, described slotting disk connection blackboard eraser supporting plate 25.
The bottom connection left U-shaped folder 26 and right U-clamp 27 of described bottom plate, described left U-shaped folder and described right U-clamp
Upper supporting column 28 is all connected with, described upper supporting column connection plus thread bar 29, described plus thread bar connection positive/negative thread set 30 is described
Positive/negative thread set connection left-hand thread bar 31, described positive/negative thread set connection control rotating disk 32, described control rotating disk has
Rubbing surface, described left-hand thread bar connection lower supporting rod 33, described lower supporting rod connect base 34, described base connection movable pulley
23。
Operation principle：
Required figure is drawn using compasses, 30 ° of set squares, 45 ° of set squares, graphometers first on bottom plate, then
This product is shifted to the position needed to use onto, further according to needing the height of regulating base board.
Claims (3)
1. a kind of Mathematical drawing device, its composition includes:Bottom plate, it is characterized in that:The left side connection of described bottom plate is perpendicular to sit
Scale, the bottom of described bottom plate connects abscissa chi, and described ordinate chi is mutually perpendicular to described abscissa chi, intersected
At 0 point, the right side upper corner position of described bottom plate connects domed base, and described domed base has hemispherical cavity, institute
The hemispherical cavity stated is provided with rotation mouth, described ball connection rotating bar, institute built with ball at the top of described hemispherical cavity
The rotating bar stated is justified through described rotation mouthful, described rotating bar connection spiral expanding bar, described spiral expanding bar connection
Set, the middle part of described circle set is provided with disc slots, and described disc slots connect rotation dish, and described rotation dish is provided with logical
Hole, described through hole connects the handle of compasses, and the right side of described bottom plate connects 3 hooks, and described hook hangs 30 ° three respectively
Angle square, 45 ° of set squares, graphometers.
2. Mathematical drawing device according to claim 1, it is characterized in that:The bottom of described bottom plate is provided with one group of horizontal stroke
Spliced eye, the top of described horizontal spliced eye connects semicircle column type fix bar, and the bottom insertion L-shaped of described horizontal spliced eye is elastic
Hook joint part, the elastic hook joint part of described L-shaped catches on described semicircle column type fix bar, and the elastic hook joint part connection of described L-shaped is inserted
Disk, the outboard end of the described horizontal spliced eye of described slotting disk insertion is fixed, described slotting disk connection blackboard eraser supporting plate.
3. Mathematical drawing device according to claim 2, it is characterized in that:The bottom connection left U-shaped of described bottom plate
Folder and right U-clamp, described left U-shaped folder are all connected with upper supporting column, described upper supporting column connection plus thread with described right U-clamp
Bar, described plus thread bar connection positive/negative thread set, described positive/negative thread set connection left-hand thread bar, described positive/negative thread set
Connection control rotating disk, described control rotating disk has rubbing surface, and described left-hand thread bar connection lower supporting rod, described lower supporting rod connects
Connect base, described base connection movable pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264145.3U CN206383712U (en) | 2016-11-24 | 2016-11-24 | Mathematical drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264145.3U CN206383712U (en) | 2016-11-24 | 2016-11-24 | Mathematical drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206383712U true CN206383712U (en) | 2017-08-08 |
Family
ID=59486026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621264145.3U Expired - Fee Related CN206383712U (en) | 2016-11-24 | 2016-11-24 | Mathematical drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206383712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959845A (en) * | 2021-02-23 | 2021-06-15 | 许昌电气职业学院 | Auxiliary drawing device for mathematics and using method thereof |
-
2016
- 2016-11-24 CN CN201621264145.3U patent/CN206383712U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959845A (en) * | 2021-02-23 | 2021-06-15 | 许昌电气职业学院 | Auxiliary drawing device for mathematics and using method thereof |
| CN112959845B (en) * | 2021-02-23 | 2022-06-10 | 许昌电气职业学院 | Auxiliary drawing device for mathematics |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170808 Termination date: 20181124 |