CN2475571Y

CN2475571Y - Multifunctional graduated scale

Info

Publication number: CN2475571Y
Application number: CN 01200045
Authority: CN
Inventors: 李振丰
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-03
Filing date: 2001-01-03
Publication date: 2002-02-06
Anticipated expiration: 2011-01-03

Abstract

The utility model relates to a multi-functional graduated scale structure, the graduated scale is composed by that one end of a ruler is extendedly provided with a semicircular angle measuring plate, the angle measuring plate thereof is provided with angle indexes, a linear part is vertical to the ruler, the ruler is provided with a scoring slot, and is provided with a transparent push slab which can slide along the ruler, the push slab is provided with two fix screws, the center is provided with a perforation corresponding to the scoring slot, the side of the perforation is provided with locating points, a fixing hole is arranged on the angle measuring plate corresponding to the extension azimuth of the scoring slot; the multi-functional ruler is provided not only with the functions of measuring, drawing beelines, arcs, and geometric figures composed by lines and tabling, but also with the efficacies of a simple structure and a simple use.

Description

A kind of multi-functional graduated scale structure

The utility model is about a kind of multi-functional graduated scale structure, refer to especially a kind of structure simplify, easy to use, and the amount of having concurrently length, measuring angle, draw straight line, the stationery of drawing multinomial functions such as circle designs with chi.

Stationery is that indispensable apparatus, especially a student learning arithmetic, when geometrical equivalence is learned course, promptly needing often to use stationery such as ruler, compasses, protractor to come graphing or form for student or affairs administrative personnel.

Stationery such as the ruler of traditional type, compasses, protractor, it all is the apparatus of simple function, so at amount length, measuring angle, when drawing straight line, stroke circle, stroke polygon or drawing form, promptly need take relative stationery, can reach above-mentioned purpose, and the above-mentioned all multi-tools of the essential preparation with oneself of end user, indispensable, so cause stationery to prepare to go up inconvenience; In addition, also very take up room, so traditional type stationery has the shortcoming of many practicality deficiencies.

In order to improve the shortcoming of traditional type stationery group practicality deficiency, promptly there is precursor's development and Design to go out different drawing appliances, for example domestic bulletin No. 168016 " ruler Circular-drawing instrument ", bulletin No. 169594 " all-round plotter ", No. 224265 designs such as " are applicable to simultaneously and draw the angle square of circle greatly " of bulletin; A kind of plotter that is incorporated on the ruler of the design department of " ruler plotter " wherein, it comprises four bent stators that are located on the ruler, and tool can protrude the lug of ruler both sides, respectively be provided with three perforation on the lug, and penetrate perforation place for people with nib, and fixedly the rotation of ruler one end can be drawn a circle.

Though above-mentioned ruler Circular-drawing instrument tool is measured and is drawn straight line and draws circular function, but do not possess the function that takes measurement of an angle, and stroke bowlder, nib system is inserted in the place, drawing hole of ruler side, directly contraposition obtains circle footpath size, so be not easy to control the size in circle footpath, in addition, plotter is that the mat stator is installed on the ruler, and because of stator system is designed to have the bendable folding endurance, in the hope of meeting the ruler of variant width, so make this stator press from both sides the fixing effect deficiency to some extent of pulling to ruler, so that painting when enclosing, Circular-drawing instrument separates with ruler, causes and uses last inconvenience.

As for the design of " all-round plotter ", cording has a master module, and that the master module upper and lower side is respectively equipped with is disassembled, the last secondary template of combination, time secondary template, is provided with a rolling mechanism again in the bottom surface, makes the master module can slippage on desktop.

Though should can possess line, draw functions such as circle, amount length and angle by plotter, but by its graphic can know find out, its structure is quite complicated, and drawing bowlder, need to descend secondary template to pull down independent use, again it is organized back after the use, this shows the number of packages amount of purchasing and shared space that this all can plotter integral body, real very nearly the same with stationery combinations such as traditional type ruler, compasses, protractors, and on using very convenience is also arranged not.

The design that " is applicable to the angle square of drawing big circle simultaneously " again, it be by semicircular protractor, ruler with the retaining element combination, and extensible or shrink chi in the ruler, be convenient to draw great circle by stretching of interior chi again.

Only this kind chi tool is when drawing acute angle, obtuse angle, triangle, two lines can not occur simultaneously, so can't make angle moulding (as shown in Figure 8), chi only is provided with a perforation endways in extendible again, and its surface is not provided with a plurality of perforation, so interior chi can only be drawn a kind of great circle of diameter, but can not draw other various circles less than this diameter; In addition, not that one connects between semicircular protractor, the ruler, thus have high low head, so have error in measurement, drawing.

Therefore, have to supervise in the aforementioned multi-functional stationery rule structure of tool of commonly using to have still that therefore many defectives is real has necessity of being improved, the utility model person is design a kind of " improved multifunctional chi ", and uncommon the design by this reached following purpose.

The purpose of this utility model is: provide a kind of structure to simplify, multifunctional ruler easy to use, the measuring function of it amount of possessing length, measuring angle, and can draw all drawing functions such as straight line, circle, polygon, form, and then a kind of multifunctional ruler design that has practical value is provided.

For reaching above-mentioned purpose, the utility model adopts following design: a kind of multi-functional graduated scale structure, this graduated scale mainly is made of the Angle protractor that a ruler one end extends a semicircle, the semi arch portion of its Angle protractor outwardly and be provided with angle index, line part is vertical with ruler, and it is characterized in that: be preset with scale on the ruler and be provided with one along the axially extended marking groove of ruler center line, marking groove aligns the Angle protractor center and at least one side of the line of rabbet joint is provided with the length scale, and the not-go-end initial point of marking groove is that the central point with Angle protractor is a same point again; By aforementioned function chi, can draw circular arc various lines and geometric figure thereof in addition.

Described ruler is provided with one can be along the transparent push pedal of ruler slippage, push pedal is provided with the perforation of a corresponding ruler marking groove, perforated side be provided with one can with the corresponding loci of marking groove side edge length scale, other makes Angle protractor be provided with one being positioned at the fixing hole that marking groove is extended the orientation, at least one side is provided with fixed screw in the push pedal, and push pedal can be fixed on ruler; Can make graduated scale draw various circular arc and pattern thereof by push pedal.

Described ruler two side ends can form flange, and push pedal two side ends inner edge then forms the chute of corresponding flange, and makes push pedal can stablize slippage on ruler by the corresponding matching of flange and chute.

At least one side of described ruler can be provided with the length scale.

The marking groove both sides of described ruler can be the design on inclined-plane, make marking groove be the bigger kenel of top end opening, and transparent push pedal bottom surface can form the protuberance on respective score line groove inclined-plane, and make the push pedal perforation can form the bigger tapered hole in aperture, upper end.

Described protractor is provided with a fixing hole, and this fixing hole and ruler marking groove position are on same center line, and the not-go-end initial point of fixing hole and marking groove is at a distance of suitable spacing.

The utility model is owing to adopt above design, the following advantage of its tool: the utility model is owing to be preset with scale and be provided with one along the axially extended marking groove of ruler center line on its ruler, marking groove aligns the Angle protractor center and at least one side of the line of rabbet joint is provided with the length scale, and the not-go-end initial point of marking groove is that the central point with Angle protractor is a same point again; The function graduated scale possesses measurement length, the angle that institutes such as ruler, compasses and protractor can reach simultaneously and draws straight line, polygon, circular arc line, geometry etc. more than the utility model, it is all multi-functional also can directly to draw form etc., so need not to prepare the multinomial stationery group such as ruler, compasses, protractor of simple function again.2, from said structure, can know and find out that the structure of the utility model is extremely simplified not have numerous and diverse and unpractiaca design again, simultaneously also very easy in the use, so be the economy multifunctional ruler of practicality again.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is the perspective exploded view of the utility model

Fig. 2 is the sectional schematic diagram of the utility model

Fig. 3 is the top plan view of the utility model

Fig. 4 is that the utility model is in the reference diagram of drawing the system triangle

Fig. 5 A is that the utility model is the reference diagram that circle is drawn in the center of circle with the fixing hole

Fig. 5 B is that the utility model is the reference diagram that circle is drawn in the center of circle with the perforation

Fig. 5 C is that the utility model is the reference diagram that the garden is drawn in the center of circle with the perforation

Fig. 6 is that the utility model is in the reference diagram of make an arc line and sector diagram

Fig. 7 A-Fig. 7 F the utility model is in the reference flow sheet of drawing pentagon

Schematic diagram when Fig. 8 announces No. 224265 chi tool drafting angle for the habit formula

At first, as shown in Figure 1, the multifunctional ruler of the utility model mainly is that the Angle protractor 20 that a ruler 10 1 ends extend a semicircle constitutes, the semi arch portion 21 of its Angle protractor 20 outwardly and be provided with angle index (0 °～180 °), and the base be line part 22 and with vertical connection of ruler 10 1 ends, ruler 10 at least one sides are preset with length scale (0～20cm), that lays in addition corresponding length scale on ruler 10 equidistantly intersects ordinate and horizontal line in length and breadth, and ruler 10 is provided with one along ruler 10 axially extended marking groove 11, marking groove 11 at least one sides are corresponding to the length scale, and the not-go-end initial point 111 of marking groove 11 is the central point of Angle protractor 20.

Again, ruler 10 be provided with one can slippage on ruler 10 transparent push pedal 30, wherein can make the two side ends of ruler 10 form flange 12 (as shown in Figure 2), push pedal 30 two side ends inner edges then form the chute 31 of corresponding flange 12, by the corresponding matching of flange 12 with chute 31, make the push pedal 30 can be, and have the effect that anti-thrust plate 30 separates with ruler 10 concurrently along ruler 10 slippages; In addition, push pedal 30 is provided with the perforation 32 of corresponding ruler 10 marking groove 11, and in the perforation 32 sides establish one can be corresponding with marking groove 11 limit scales pairs of bit line or loci 33 (as shown in Figure 3), make again and establish one on the Angle protractor 20 and be positioned at the fixing hole 23 that marking groove 11 is extended orientation, these Kong Bingyu marking groove 11 not-go-end initial points 111 are asked at a distance of a unit distance (for example 1 centimeter or 1 inch) to best, be beneficial to user's computational length, and then push pedal 30 perforation 32 of passing through fixing hole 23 and movable distance cooperate, be available for users to draw the circle and the camber line in different figure footpath, this can be further specified by subsequent drawings.Secondly, at least one side is provided with fixed screw 34 in the push pedal 30, and no longer slippage by this with in drawing bowlder, is kept

fixing hole

23 and 32 certain distances of perforation by the fixing of fixed screw 34 to make push pedal 30 slide onto back, default place.

In above-mentioned, marking groove 11 both sides can be the design on inclined-plane, make marking groove 11 be the bigger form of top end opening, transparent push pedal 30 bottom surfaces can form the protuberance 35 on respective score line groove 11 inclined-planes, make protuberance 35 be subjected to the guiding of marking groove 11 and non-off normal, order perforation 32 forms the bigger tapered hole design in aperture, upper end in addition, is beneficial to the user nib is stretched into line in marking groove 11 perforation 32.

The utility model is when measuring, and it can be directly measures lines or article length with the length scale of ruler 10 sides or marking groove 11 line of rabbet joint, and the angle index of Angle protractor 20 then can be for its measurement angle.

When drawing straight line, as shown in Figure 3, nib is stretched in the marking groove 11 and can mark straight line along the line of rabbet joint, and can control lines length for the user by the scale of line of rabbet joint side, simultaneously also by this mode draw as shown in Figure 4 each sideline of polygon, for example drawing a line segment earlier, is to draw the b line segment after the center rotates θ ° of angle with marking groove 11 not-go-end initial points 111 again, is triangle (or triangle) pattern with a, intersegmental being formed by connecting with the c line segment in b two wires at last; Can cooperate length scale, the utilization of equidistant ordinate, the horizontal line that intersects, and the cooperation of marking groove 11 in length and breadth on the ruler 10 to draw out various forms down in addition.

Draw bowlder, shown in Fig. 5 A, it is that push pedal 30 is slid onto the appropriate position along ruler 10, loci 33 that wherein can be by transparent push pedal 30 perforation 32 sides is corresponding to the size scale of ruler 10 marking groove 11 lateral margins, can make the distance of fixing hole 23 to 32 of perforation, for example draw the circle of 15 centimeters of radiuses, at first push pedal 30 is moved and makes the length scale (because of 1 centimeter of fixing hole 23 and not-go-end initial point 111) of 14 centimeters of loci 33 alignings apart, be tightened screw 34 again and make push pedal 30 be fixed on the ruler 10, stretch into location in Angle protractor 20 locating holes 23 with a nib or other stickers again, stretch in the perforation 32 of push pedal 30 with a nib in addition, can be the center of circle with fixing hole 23 so, be the circle that radius marks 30 centimeters of diameters with fixing hole 23 to perforation 32 distances.In addition, shown in Fig. 5 B, Fig. 5 C, be the center of circle with the perforation 32 of push pedal 30, stretch into pen in the fixing hole 23 of Angle protractor 20 and draw circle.If desire is drawn arc or camber line, then as shown in Figure 6, it is to stretch in the not-go-end initial point 111 of marking groove 11 as center of circle a with a nib, draw camber line b and stretch in addition in the perforation 32 of push pedal 30 with a nib, if desire is connected camber line b two ends with center of circle a, then draw straight line c, d, so can become an acute angle arc, obtuse angle arc, fan-shaped figures with ruler 10.

If desire drawing geometric figures, shown in Fig. 7 A-Fig. 7 F, then be the straight line a that draws suitable length earlier with the marking groove 11 of ruler 10 earlier, again with the not-go-end initial point 111 of marking groove be the center of circle rotate ruler 10 to 180 ° of positions of arc angle of Angle protractor 20 till on the straight line a, draw straight line b then, afterwards still with the not-go-end initial point 111 of marking groove be the center of circle rotate ruler 10 to 180 ° of positions of arc angle of Angle protractor 20 till straight line b, draw straight line c then, draw straight line d, e so more in the same manner, and finish pentagon (pentagon) figure shown in Fig. 7 F.In like manner, also can draw hexagon (hexagon), octagonal polygonal or polygrams such as (octagons).

In addition, more can draw square, rectangle, parallelogram, trapezoidal, quincunx, star, various form and build graphic etc., so practicality is had progressive greatly again.

Claims

1, a kind of multi-functional graduated scale structure, this graduated scale mainly is made of the Angle protractor that a ruler one end extends a semicircle, the semi arch portion of its Angle protractor outwardly and be provided with angle index, line part is vertical with ruler, and it is characterized in that: be preset with scale on the ruler and be provided with one along the axially extended marking groove of ruler center line, marking groove aligns the Angle protractor center and at least one side of the line of rabbet joint is provided with the length scale, and the not-go-end initial point of marking groove is that the central point with Angle protractor is a same point again; By aforementioned function chi, can draw circular arc various lines and geometric figure thereof in addition.

2, a kind of multi-functional graduated scale structure according to claim 1, it is characterized in that: described ruler is provided with one can be along the transparent push pedal of ruler slippage, push pedal is provided with the perforation of a corresponding ruler marking groove, perforated side be provided with one can with the corresponding loci of marking groove side edge length scale, other makes Angle protractor be provided with one being positioned at the fixing hole that marking groove is extended the orientation, at least one side is provided with fixed screw in the push pedal, and push pedal can be fixed on ruler; Can make graduated scale draw various circular arc and pattern thereof by push pedal.

3, a kind of multi-functional graduated scale structure according to claim 1 and 2, it is characterized in that: described ruler two side ends can form flange, push pedal two side ends inner edge then forms the chute of corresponding flange, and makes push pedal can stablize slippage on ruler by the corresponding matching of flange and chute.

4, a kind of multi-functional graduated scale structure according to claim 1 and 2, it is characterized in that: at least one side of described ruler can be provided with the length scale.

5, a kind of multi-functional graduated scale structure according to claim 1, it is characterized in that: the marking groove both sides of described ruler can be the design on inclined-plane, make marking groove be the bigger kenel of top end opening, transparent push pedal bottom surface can form the protuberance on respective score line groove inclined-plane, and makes the push pedal perforation can form the bigger tapered hole in aperture, upper end.

6, a kind of multi-functional graduated scale structure according to claim 2, it is characterized in that: described protractor is provided with a fixing hole, and this fixing hole and ruler marking groove position are on same center line, and the not-go-end initial point of fixing hole and marking groove is at a distance of suitable spacing.