CN2147120Y - Multi-function composite rule - Google Patents

Abstract

The utility model discloses a multi-function composite rule, comprising two or more than two identical main rules, multiple connecting pieces and attaching pieces, wherein, each attaching piece contains a cap nut, a disc, a pencil cap and a vertical angle fixing piece; the central of each main rule is provided with an elongated pass port, and the circumference of the pass port on the bottom face of the main rule is provided with a notch; each connecting piece is a cylinder having a base capable of being embedded into the notch of the main rule and being flush with the bottom face of the main rule. The cylinder extends out of the elongated pass port. Provided with the attaching pieces, the utility model can carry out measuring, plotting and calculating through the combination of the multiple main rules and connecting pieces. Simultaneously, the multi-function composite rule can also demonstrate various solid figures, which brings convenience to teaching and plays the role of developing intelligence.

Description

Multi-function composite rule

The utility model is a kind of multi-functional combination ruler.

Though existing various single chi or combination ruler have the function of measuring and drawing, but do not have computing function, various diagrams can not be converted to physical model easily by ruler, it is not directly perceived to impart knowledge to students, the student also can't utilize existing ruler to carry out execute-in-place, demonstrates out various solid figures.

The purpose of this utility model is that member is simple, and is easy to use, both can measure, draws, calculate, and can demonstrate out the multi-functional combination ruler of various solid figures again.

The utility model is achieved in that multi-functional combination ruler is made up of two identical single chi and connectors that indicate scale at least, the central authorities of chi body have a strip port, two minor faces of port are the garden arc, have the limit groove around the bar shaped port of chi body bottom surface, connector is a Cylinder that has base, base can embed the long limit groove of chi body bottom surface and flush with chi body bottom surface, the height of base is identical with the thickness of limit groove, can slide along the limit groove, Cylinder stretches out from the port of chi body, the port of another single chi can be enclosed within on the Cylinder of connector and slide or rotate along Cylinder, and like this, two or more identical single chis are by the combination of connector, just can constitute multi-functional combination ruler, measure easily, draw, also can constitute triangle, cross etc. arbitrarily.

In order to increase the function of combination ruler,, draw angle to measure easily, also can increase a garden shape sheet element that indicates the number of degrees, the center drilling of garden sheet makes on its Cylinder that is enclosed within connector, another ruler is pressed on this garden sheet element, can carry out measurement, calculating and the drafting etc. of angle.

In order to increase the function of combination ruler, also but multiselect is with two single chis, promptly select for use four identical single chis and a plurality of connector to constitute this multi-functional combination ruler, in the groove of the limit of two single chis, embed two these connectors respectively, other two single chis are enclosed within respectively not on the Cylinder of two connectors on same single chi, can form quadrangle arbitrarily, also can demonstrate out the motion of quadric chain etc.

In addition, fixing when being connected for the ease of connector and single chi, the Cylinder outer surface is provided with screw thread, and is fastening by nut, and the port of single chi can be clipped in the screw thread of Cylinder.

And the centre of connector also can have through hole, placing point protector, and can be by connector along moving of limit groove and directly setting-out.

Moreover the axis direction along the Cylinder of connector vertically has one section two symmetrical groove on the Cylinder outer wall, can vertically insert in the Cylinder for single chi, to demonstrate out three dimensions, is convenient to teaching.On simultaneously vertical with the notch direction Cylinder outer wall hole, a plurality of garden is set, the end surface of single chi is provided with identical hole, garden too, by pin, the single chi that vertically inserts in the Cylinder notch can be fixed.

Fig. 1 is the bottom surface plan structure figure of single main scale;

Fig. 2 is the structure chart of facing of single main scale;

Fig. 3 a, Fig. 3 b, Fig. 3 c are the three-view diagram of connector;

Fig. 4 a, Fig. 4 b are the plan structure figure of garden sheet and face structure chart;

Fig. 5 a, Fig. 5 b are that structure chart is overlooked, faced to nut;

Fig. 6 a, Fig. 6 b are that structure chart is overlooked, faced to point protector;

Fig. 7 a, Fig. 7 b are that right angle fixture master looks, left TV structure figure.

Below in conjunction with embodiment the design is described in detail.

Multi-functional combination ruler can be by four identical main scales, and a plurality of connectors and associate member constitute, and associate member comprises nut, garden sheet, point protector and right angle fixture.Two long limit ends of main scale 1 indicate scale respectively, the one end is centimetre, the millimeter scale, the other end is respectively chi (very little), ratio, positive and negative (centimetre, millimeter) and angle index and precision measure scale (comprise angle, length), the central authorities of main scale 1 have a strip port 2, the minor face of port 2 is the garden arc, have the limit groove around the bottom surface port 2 of main scale 1, between main scale and the main scale be connected and combination realizes by connector 3, connector 3 is a Cylinder that has base 4, base 4 can embed the long limit groove of main scale 1 bottom surface and flush with main scale 1 bottom surface, the thickness of the height of base 4 and limit groove is identical and can slide along the limit groove, Cylinder stretches out port 2 from the front of main scale 1, the main scale 1 of another same structure can be enclosed within on the Cylinder of connector 3 and slide and rotate along Cylinder, plural main scale and connector cooperate, and can form about the energy, the T-square that horizontally slips, the cross coordinate, triangle, arbitrary quadrilateral etc.

Need be with main scale and connector fixedly the time, at the Cylinder outer surface screw thread is set, can fix by nut 5.The strip port 2 that is enclosed within the main scale 1 on connector 3 Cylinders can be clipped in interior the rotation and slip of screw thread of Cylinder.

And the centre of connector 3 also can have through hole 6, for placing point protector, the pen cap is a Cylinder 8 that has strip base 7, the center of Cylinder 8 has through hole 9, places the pencil core retainer plate in the through hole 9, along the Cylinder axis direction of connector 3, on the Cylinder outer wall, vertically have one section symmetrical two notch 10, the strip base 7 of the pen cap inserts along notch 10, and fastening by nut 5 can be by connector 3 along the slip of main scale 1 limit groove and directly setting-out.

Moreover, with two notches 10 vertical insert Cylinder in of main scale 1 along connector, also can demonstrate out three dimensions, be convenient to teaching, simultaneously, the Cylinder outer wall vertical with notch 10 directions is provided with hole, a plurality of garden 11, and the end surface of main scale 1 is provided with identical hole, garden 12 too, by pin, can the main scale 1 that vertically inserts in the connector Cylinder notch 10 is fixing.

For surveying, painting the garden shape sheet 13 that angle is used, its outer perimeter is 180 millimeters, subscript millimeter scale, the angle that every millimeter expression is 2 °, angle and length be accurate to branch, thread measuring method and the vernier card that utilizes of scale method and the scale method of universal protractor.The center of garden shape sheet 13 is provided with centre bore 14, makes on its Cylinder that can be enclosed within connector 3, and main scale is pressed on this garden sheet 13, and two main scales relatively rotate, and can predict rotational angle in 360 ° of scopes.

When the end at main scale 1 is provided with shape hole, a garden 15, when offering the groove 16 that can embed connector 3 again around the through hole 15 of main scale 1 bottom, garden shape sheet 13 is rotated in the end of main scale 1, can predict the Minute Of Angle of rotation, simultaneously, utilize the rolling of garden shape sheet 13, also can measure length of curve.

Also have, in the time of will forming direct angle between two main scales 1, also can adopt right angle fixture 17, right angle fixture 17 is a rectangular body, its width is identical with the width of the limit groove of main scale 1, have two garden arc ports 18 along its length direction symmetric figure, make fixture 17 to be enclosed within along the notch 10 of connector 3 on the garden post of connector 3, two garden arc outer walls of the Cylinder that is separated by notch 10 put in garden arc port 18, put another main scale 1 on the Cylinder of connector 3 again, and make the long limit groove of this main scale 1 embed fixture 17 and flush with fixture 17 bottom surfaces.Two main scales are met at right angles.

Certainly, the garden perimeter surface of nut 5 and garden shape sheet 13 also can have sharp groove 19,20 so that nut and garden shape sheet also can be formed pulley mechanism when combining with main scale.

Utilize two or more main scales and one or more connectors and associate member, can be combined into the ruler of various functions.

1, measures two dimension or three-dimensional length, angle, Nei Yuan, outer garden diameter, garden angular radius.

When a, the inside and outside garden of survey diameter, utilize a main scale and two upper connectors, two connectors insert the strip port of main scales, insert things such as pin in the hole, garden on the Cylinder of two connectors, move two connectors, two pins are stuck on interior garden or the outer garden get final product.

When b, survey two dimension angular, utilize two main scales, a connector and a garden sheet, connector and garden sheet are positioned at the end of main scale, rotate two main scales and get final product.

When c, survey three-dimensional perspective, utilize three main scales, a connector and a garden sheet, connector and garden sheet are positioned at the end of main scale equally, rotate three main scales and get final product.

2, draw right angle, garden, ellipse garden, parabola, hyperbola, three-view diagram etc.

When drawing function curve such as ellipse garden, parabola, hyperbola, according to the mathematical definition of himself, utilize two connectors on main scale as fixed point, the fine rule that connects certain-length between two connectors gets final product picture.

3, calculate the adding of scalar, subtract, multiplication and division, the adding, subtract of vector,, trigonometric function, parallel four connects shapes etc.

A, scalar add, subtract; Utilize two main scales and a connector, two horizontal main scales are superimposed by connector, and top main scale to the right or be moved to the left and get final product.

The multiplication and division of b, scalar; Utilize four main scales and a connector, y=kx finds the solution by linear function.As 2 * 3=?, elder generation finds the y value 2 of 1 correspondence on the x axle, determined a straight line, finds 3 y values 6 corresponding to this straight line again on the x axle, and y value 6 is exactly a total, and division is just opposite.

The plus-minus of c, vector: utilize four main scales and four connectors to form parallelogram, ask the diagonal of parallelogram to get final product.

4, can make physics experiment apparatus, as balance, lever, scale, uniformly accelrated rectilinear motion demonstrator etc.

A, balance: utilize two main scales and a connector to form cross, utilize horizontal main scale to constitute around the rotation of connector.

B, lever: utilize two main scales and a connector, a main scale is enclosed within on the connector, the longitudinal edge of another main scale is inserted in the notch on the Cylinder of connector, and connector gets final product as fulcrum.

C, uniformly accelrated rectilinear motion demonstrator: utilize three main scales and a connector, a main scale is vertically placed, and the main scale of two inclinations is clamped vertical main scale, forms tipper between the main scale of two inclinations, places bead on the groove and gets final product.

The utility model adopts the combination of plural main scale by connector, this multi-functional combination ruler that is equipped with other associate member again and is constituted, simple in structure, easy to use, except the measurement of various uses, drafting, calculating, also demonstrate out various solid figures, make things convenient for teaching, also played the effect of tap intellectual resources simultaneously.

Claims (10)

1, a kind of multi-functional combination ruler, it is characterized in that forming by two identical single chi and connectors that indicate scale at least, the central authorities of chi body have a strip port, two minor faces of port are the garden arc, have the limit groove around the bar shaped port of chi body bottom surface, connector is the Cylinder of a band base, and base can embed the long limit groove of chi body bottom surface and flush with chi body bottom surface, the thickness of the height of base and limit groove is identical and can slide along the limit groove, and Cylinder can stretch out from the port of chi body.

2, multi-functional combination ruler as claimed in claim 1 is characterized in that also increasing the garden shape sheet that has to be enclosed within on the connector Cylinder, and the center of garden shape sheet has the hole.

3, multi-functional combination ruler as claimed in claim 2 is characterized in that described single chi is 4.

4, as claim 1,2 or 3 described multi-functional combination rulers, it is characterized in that the Cylinder outer surface of described connector is provided with screw thread, fastening by nut, the strip port of single chi can be clipped in interior the rotation and slip of screw thread of Cylinder.

5, multi-functional combination ruler as claimed in claim 4 is characterized in that the centre of connector has through hole, along the Cylinder axis direction of connector, vertically has one section two symmetrical notch on this Cylinder outer wall.

6, multi-functional combination ruler as claimed in claim 5, it is characterized in that being provided with point protector in the through hole in centre of described connector, point protector is a Cylinder that has the strip base, the center of this Cylinder has the through hole of rotation pen core cover, and the strip base of point protector inserts along the notch of connector.

7, multi-functional combination ruler as claimed in claim 5 is characterized in that also increasing that right angle fixture, right angle fixture are arranged is rectangular body, and its length is identical with the width of single chi, has two garden arc ports along the length direction symmetry of right angle fixture; Make fixture be enclosed within on the Cylinder of connector along the notch of connector, two garden arc outer walls of the connector Cylinder that is separated by notch put in garden arc port.

8, multi-functional combination ruler as claimed in claim 2 is characterized in that the outer perimeter at shape place, garden is 180 millimeters.

9, multi-functional combination ruler as claimed in claim 5 is characterized in that the garden perimeter surface of nut and garden shape sheet has sharp groove.

10, multi-functional combination ruler as claimed in claim 9 is characterized in that the end of single chi is provided with a garden shape through hole, offers the groove that can embed connector around the through hole of single chi bottom surface.

Images