CN105329030A - Ruler for rapidly drawing quantitative area graph - Google Patents
Ruler for rapidly drawing quantitative area graph Download PDFInfo
- Publication number
- CN105329030A CN105329030A CN201510674202.9A CN201510674202A CN105329030A CN 105329030 A CN105329030 A CN 105329030A CN 201510674202 A CN201510674202 A CN 201510674202A CN 105329030 A CN105329030 A CN 105329030A
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- China
- Prior art keywords
- hollow out
- ruler
- rectangle
- graph
- area
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
Abstract
The invention relates to a ruler for rapidly drawing a quantitative area graph. The ruler comprises a ruler body with longitude and latitude lines. The longitude lines and the latitude lines are distributed on the ruler body at equal intervals, and a scalar rectangle is formed by crossing the two longitude lines and the two latitude lines. The ruler body is provided with a hollowed graph where at least three positioning points can be drawn. Not all the positioning points are located on the same line but located on the crossed points of the longitude lines and the latitude lines, and the positioning points are connected so that a user can visually and rapidly draw the graph with the quantitative area. By means of the scheme of the ruler, the user can rapidly and visually draw the graph with the quantitative area, and meanwhile the area of the simple graph can be rapidly estimated.
Description
Technical field
The present invention relates to field of stationery, the ruler of the quantitative area-graph of especially a kind of Fast Drawing.
Background technology
Ruler be we live study in the most frequently used instrument arrived, large family expenses it come picture Simple figure and tolerance object length, ruler common tool especially in school, student mostly has one.Along with the progress of society, the function of ruler is also being on the increase, and technology is constantly improved.As: patent multifunctional ruler, number of patent application 201010612725.8, publication date is on 07 04th, 2012, its scheme is a kind of multifunctional ruler with several functions, it is characterized in that: it is made up of main part part and accessories section, main part part is two main scales with holes and two secondary chis with holes, and accessories section is graphometer, coaxial screw rod, nut, handle, folder pin pen clipping device, riveting device and be installed at Simple compass on main scale and pie horizontal bead according to special requirement; Two main scales of the present invention and graphometer are by with screw rod wearing Lian Bingxuan and can realize rule with nut their coaxial apertures, compasses, divider, ellipsograph, angulation, speed draw any known angle, coordinatometer, T-square, turn chi, survey incline, direction finding, the several functions such as lining, by with the interspersed riveted of riveting device to the scaling hole on two main scales and two secondary chis, the functions such as reducing ruler-a kind of measuring aid can be realized.
As mentioned above, although the function of current ruler is various, but student is when the figure of a drafting particular area, still need complicated calculating and repeatedly strict setting-out just can draw out, simultaneously when in the face of a simple flat surface figure, also cannot draw its size fast, but just can draw after will carrying out measuring and calculate, thus cannot better training student area consciousness, concept be there is no to size at heart.
Summary of the invention
The ruler that the technical problem that the present invention solves is to overcome Shortcomings in above-mentioned prior art and provides the quantitative area-graph of a kind of Fast Drawing, draws anchor point fast by ruler, then anchor point is linked up the figure that should obtain required area.
For solving the problems of the technologies described above, present invention employs following technical measures:
The ruler of the quantitative area-graph of a kind of Fast Drawing, comprise the chi body being provided with longitude and latitude groove, described warp and parallel equidistant intervals are distributed on chi body, two warps and the crossing formation of two parallels scalar rectangle, described chi body is provided with the figure of the band hollow out can drawing at least three anchor points, described anchor point is not positioned on the intersection point of described warp and parallel entirely on the same line, connect described anchor point in case user visually rapid drawing make the figure of quantitative area.
Further, the figure of described band hollow out comprises the aperture of at least three hollow outs, and the aperture of described hollow out is located on the intersection point of warp and parallel, draws described anchor point by the aperture of hollow out.
Further, the figure of described band hollow out comprises the aperture of three hollow outs, the aperture of described hollow out is located on three angles of described scalar rectangle, user can make three anchor points by the aperture rapid drawing of described three hollow outs, and three anchor points is coupled together the triangle of formation one and described scalar rectangular area half.
Further, the figure of described band hollow out comprises the aperture of four hollow outs, the aperture of described hollow out is located on four angles of described scalar rectangle, user can make four anchor points by the aperture rapid drawing of described four hollow outs, and described anchor point is coupled together the quadrangle of formation one and described scalar rectangle homalographic.
Further, the figure of described hollow out comprises at least one hollow out rectangle, and shape and the scalar rectangle of described hollow out rectangle are just the same; Described anchor point is positioned on four angles of described hollow out rectangle.
Further, at least one scalar rectangle of described hollow out rectangular spacer and distributing.
Further, described chi body is provided with triangle and the semicircle of hollow out, and described semicircle periphery is provided with the scale value of the size that takes measurement of an angle.
Further, described chi body is transparent flexible body, can doubling or roll.
Further, described chi body is provided with zero point, and to be that starting point is spaced apart with zero point open described graticule.
Further, the distance of described adjacent warp is one centimetre; The distance of described adjacent parallel is one centimetre.
Owing to have employed above technical scheme, the present invention has following Advantageous Effects:
The present invention by being provided with the figure of the band hollow out can drawing at least three anchor points on described chi body, described anchor point is not positioned on the intersection point of described warp and parallel entirely on the same line, as long as thus user draws out anchor point, the figure (N is natural number) that area is N scalar rectangular area half doubly just can be drawn.
Simultaneously because ruler warp and latitude distribute through equidistant intervals, so warp is the same with the area of the scalar rectangle that parallel is formed, and anchor point is positioned on the intersection point of described warp and parallel, so user can make the figure of quantitative area by rapid drawing visually.
In the present invention, described chi body is transparent flexible body, can doubling or roll, and is convenient for carrying and simple measurement pattern area fast.Further, described chi body is provided with triangle and the semicircle of hollow out, and described semicircle periphery is provided with the scale value of the size that takes measurement of an angle, so ruler of the present invention can realize multiple measurement function.
Accompanying drawing explanation
Accompanying drawing 1 is the first embodiment front view of ruler of the present invention.
Accompanying drawing 2 is the enlarged diagrams at A place in Fig. 1.
Accompanying drawing 3 is the enlarged diagrams at A place in Fig. 1.
Accompanying drawing 4 is the enlarged diagrams at A place in Fig. 1.
Accompanying drawing 5 is second embodiment front views of ruler of the present invention.
Accompanying drawing 6 is the enlarged diagrams at B place in Fig. 1.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not entire infrastructure.
First embodiment
The ruler of the quantitative area-graph of a kind of Fast Drawing as shown in Figures 1 to 4, comprises the chi body being provided with longitude and latitude groove, and the shape of described chi body can be varied, does not limit, as square, and rectangle.In the present embodiment, a preferred version is described chi body is rectangle, described chi body is carved with and comprises warp 11, warp 12, warp 13, warp 14, warp 15, warp 16, warp 17; Chi body is carved with and comprises parallel a, parallel b, parallel c, parallel d, parallel e, parallel f, parallel g, parallel h.All warps comprise described warp 11 to 17 for equidistant intervals distribution, and its distance one preferred version is 1 to 100 millimeter, and a preferred value is 10 millimeters.It is equidistant intervals distribution that all parallels comprise a to h, and its distance one preferred version is 1 to 100 millimeter, and a preferred value is 10 millimeters.Warp can equally also can not wait with the spacing distance of parallel in the present invention.In this specific embodiment, the spacing distance of warp and parallel all selects 10 millimeters, namely 1 centimetre.The intersection point of warp 11 and parallel a is zero point, and other warp and parallel are that starting point equidistantly distributes and comes with zero point.Such two warps and two parallels will intersect and surround a rectangle, and its area is 1 square centimeter, and the rectangle that two warps and two parallels surround is called scalar rectangle, because the area that warp and parallel surround is all the same.Many areas that chi body like this will distribute are the scalar rectangle of 1 square centimeter.
As depicted in figs. 1 and 2, on the intersection point of described warp and parallel, hollow out has aperture, as hole e15 to e17, f15 to f17, g15 to g17 etc.User can use drawing instrument such as pencil to draw anchor point by the aperture of hollow out, by connecting anchor point, we can obtain the figure (N is natural number) that area equals N scalar rectangular area half doubly, as triangle, square, rectangle, parallelogram etc.If the area of scalar rectangle is S, then the graphics area S1=NS/2 newly drawn out, in the present embodiment, the area of scalar rectangle is 1 square centimeter, so the area of S1 will equal N/2 square centimeter.As shown in Figure 3, figure 31A or 31B is equilateral triangle, and its area is 0.5 square centimeter, and figure 33 or figure 32 are square, and its area is 1 square centimeter, equals the area of a scalar rectangle.Described chi body is provided with the figure of the band hollow out can drawing at least three anchor points in the present invention, described anchor point is not positioned on the intersection point of described warp and parallel entirely on the same line, the described anchor point of such connection, user just can make the figure of quantitative area by rapid drawing visually.
In this enforcement, the aperture of hollow out just constitutes the figure can drawing at least three anchor points, and when the Kong Yue of hollow out is many, its drawable figure and area will be more.As shown in Figure 4, by the aperture of hollow out, may draw out the triangle that area is 0.5 square centimeter, 1 square centimeter rapidly, as e15, e16, f16 3 triangles be linked to be, its area is 0.5 square centimeter, equals the half of scalar rectangular area; As e15, f16, g15 3 triangles surrounded, its area is 1 square centimeter, equals a scalar rectangle.Ruler of the present invention can also draw the square of different area, rectangle or irregular figure, and as the square that e15, e16, f16, f15 are linked to be, its area is a scalar rectangular area; As e15, e17, g15, g17 the area of quadrangle that connects be 4 square centimeters; As the rectangle that e15, e16, g16, g15 are linked to be, its area is 2 square centimeters, equals the area of two scalar rectangles; As e15, e16, f16, g15 4 irregular figures be linked to be, its area is 1.5 square centimeters, equals flat centimetre of 3*0.5.
As shown in Figure 3, the figure of described band hollow out comprises the aperture of four hollow outs, the aperture of described hollow out is located on four angles of described scalar rectangle 32, user can make four anchor points by the aperture rapid drawing of described four hollow outs, and described anchor point is coupled together the quadrangle of formation one and described scalar rectangle homalographic, also can make three anchor points by the aperture rapid drawing of three hollow outs, and three anchor points be coupled together the triangle of formation one and described scalar rectangular area half.
In the present embodiment, chi body is also provided with the hollow out triangle 21 can drawing equilateral triangle and hollow out 60 degree of triangles 22 that 60 degree of right angled triangles can be drawn.The lower right of its chi body is also provided with the semicircle of a hollow out, and described semicircle periphery is provided with the scale value of the size that takes measurement of an angle, and the semicircle of shown hollow out can measure the angle value of 0 degree to 180 degree.
In the present embodiment, described chi body is transparent flexible body, can doubling or roll.When a needs appraisal simple flat surface figure, can ruler being placed on the figure of area to be measured, by calculating the number of the scalar rectangle that figure to be measured is put, the area of figure to be measured can being estimated fast.
Second embodiment
Ruler in the present embodiment is except the structure described in following content is different, and other is all the same.
A ruler for the quantitative area-graph of Fast Drawing, the figure of described hollow out comprises at least one hollow out rectangle, and described anchor point is positioned on four angles of described hollow out rectangle, and the shape of described hollow out rectangle is completely the same with scalar rectangle with area.As shown in Figure 5, in the present embodiment, seven, the rectangle of hollow out, is with hatched rectangle to be exactly hollow out rectangle, and described anchor point is positioned on four angles of hollow out rectangle, and as shown in Figure 5 and Figure 6, anchor point is positioned on four angles of hollow out rectangle, comprises j1 to j12.By the anchor point j1 to j8 of hollow out rectangle 51 and 52, we can draw triangle, square, rectangle, parallelogram and irregular figure fast, and its area equals the half of N scalar rectangular area doubly, and its mapping result is identical with the first embodiment.
In the present embodiment, the hollow out rectangle of one or more hollow out can be set as required on chi body.When hollow out rectangle is multiple, at least one scalar rectangle of described hollow out rectangular spacer and distributing.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and can not protection scope of the present invention be departed from.Therefore, although be described in further detail invention has been by above embodiment, the present invention is not limited only to above embodiment, when not departing from the present invention's design, can also comprise other Equivalent embodiments more, and scope of the present invention is determined by appended right.
Claims (10)
1. the ruler of the quantitative area-graph of Fast Drawing, comprise the chi body being provided with longitude and latitude groove, it is characterized in that, described warp and parallel equidistant intervals are distributed on chi body, two warps and the crossing formation of two parallels scalar rectangle, described chi body is provided with the figure of the band hollow out can drawing at least three anchor points, and described anchor point is not positioned on the intersection point of described warp and parallel entirely on the same line, connect described anchor point in case user visually rapid drawing make the figure of quantitative area.
2. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 1, it is characterized in that, the figure of described band hollow out comprises the aperture of at least three hollow outs, and the aperture of described hollow out is located on the intersection point of warp and parallel, draws described anchor point by the aperture of hollow out.
3. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 1 and 2, it is characterized in that, the figure of described band hollow out comprises the aperture of three hollow outs, the aperture of described hollow out is located on three angles of described scalar rectangle, user can make three anchor points by the aperture rapid drawing of described three hollow outs, and three anchor points is coupled together the triangle of formation one and described scalar rectangular area half.
4. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 1 and 2, it is characterized in that, the figure of described band hollow out comprises the aperture of four hollow outs, the aperture of described hollow out is located on four angles of described scalar rectangle, user can make four anchor points by the aperture rapid drawing of described four hollow outs, and described anchor point is coupled together the quadrangle of formation one and described scalar rectangle homalographic.
5. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 1, is characterized in that, the figure of described hollow out comprises at least one hollow out rectangle, and shape and the scalar rectangle of described hollow out rectangle are just the same; Described anchor point is positioned on four angles of described hollow out rectangle.
6. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 5, is characterized in that, at least one scalar rectangle of described hollow out rectangular spacer and distributing.
7. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 1, is characterized in that, described chi body is provided with triangle and the semicircle of hollow out, and described semicircle periphery is provided with the scale value of the size that takes measurement of an angle.
8. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 1,2,5,6,7 any one, is characterized in that, described chi body is transparent flexible body, can doubling or roll.
9. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 1,2,5,6,7 any one, is characterized in that, described chi body is provided with zero point, and to be that starting point is spaced apart with zero point open described graticule.
10. the ruler of the quantitative area-graph of a kind of Fast Drawing according to claim 9, is characterized in that, the distance of described adjacent warp is one centimetre; The distance of described adjacent parallel is one centimetre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510674202.9A CN105329030A (en) | 2015-10-17 | 2015-10-17 | Ruler for rapidly drawing quantitative area graph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510674202.9A CN105329030A (en) | 2015-10-17 | 2015-10-17 | Ruler for rapidly drawing quantitative area graph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105329030A true CN105329030A (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510674202.9A Pending CN105329030A (en) | 2015-10-17 | 2015-10-17 | Ruler for rapidly drawing quantitative area graph |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2542461Y (en) * | 2002-04-25 | 2003-04-02 | 朱惠生 | Drawing board for maths learnt by junior middle school students |
| CN2769084Y (en) * | 2004-07-09 | 2006-04-05 | 田卫锋 | Multifunction drawing grid scale |
| CN201082644Y (en) * | 2007-06-14 | 2008-07-09 | 叶坤 | Multifunctional straightedge for students |
| CN201610023U (en) * | 2010-01-15 | 2010-10-20 | 晁振英 | Dotting type mathematical drawing board |
| CN201646157U (en) * | 2010-04-02 | 2010-11-24 | 黄禹铭 | Multifunctional drawing rule |
| CN201922785U (en) * | 2011-01-04 | 2011-08-10 | 周畅 | Coordinate measuring apparatus |
| CN202357722U (en) * | 2011-11-17 | 2012-08-01 | 李嘉韵 | Multifunctional ruler |
| CN203964823U (en) * | 2014-07-29 | 2014-11-26 | 张子贤 | Multifunction measuring set |
| CN204622935U (en) * | 2015-05-07 | 2015-09-09 | 孙春波 | A kind of teaching ruler |
-
2015
- 2015-10-17 CN CN201510674202.9A patent/CN105329030A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2542461Y (en) * | 2002-04-25 | 2003-04-02 | 朱惠生 | Drawing board for maths learnt by junior middle school students |
| CN2769084Y (en) * | 2004-07-09 | 2006-04-05 | 田卫锋 | Multifunction drawing grid scale |
| CN201082644Y (en) * | 2007-06-14 | 2008-07-09 | 叶坤 | Multifunctional straightedge for students |
| CN201610023U (en) * | 2010-01-15 | 2010-10-20 | 晁振英 | Dotting type mathematical drawing board |
| CN201646157U (en) * | 2010-04-02 | 2010-11-24 | 黄禹铭 | Multifunctional drawing rule |
| CN201922785U (en) * | 2011-01-04 | 2011-08-10 | 周畅 | Coordinate measuring apparatus |
| CN202357722U (en) * | 2011-11-17 | 2012-08-01 | 李嘉韵 | Multifunctional ruler |
| CN203964823U (en) * | 2014-07-29 | 2014-11-26 | 张子贤 | Multifunction measuring set |
| CN204622935U (en) * | 2015-05-07 | 2015-09-09 | 孙春波 | A kind of teaching ruler |
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Application publication date: 20160217 |
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