CN212472912U

CN212472912U - Multifunctional measuring scale for mathematical teaching

Info

Publication number: CN212472912U
Application number: CN202020624722.5U
Authority: CN
Inventors: 孙秀芳; 张申
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-02-05
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a multifunctional measuring scale for mathematical education, which comprises a ruler plate, an angle ruler plate, a diagonal plate, a triangular groove, a base column, a rotating strip, a extending strip, a lantern ring, a magnetic block and a magnetic sheet, wherein the side edge of the ruler plate is positioned at the symmetrical side of a length scale and is fixed with the triangular plate, the surface of the triangular plate is provided with the triangular groove, the side edge of the ruler plate is positioned at one side of the triangular plate and is fixed with the angle ruler plate, the central point of the angle ruler plate is concentric with the end part of the ruler plate, the end part of the ruler plate is positioned at the central position of the angle ruler plate and is rotatably provided with the diagonal plate, the end part of the diagonal plate is jointed with the angle ruler plate, the surface of the ruler plate is fixed with the base column, the outer side of the base column is limited and is sleeved with the rotating strip, the multifunctional measuring scale for mathematical education integrates the ruler, the compass, the, the teaching convenience is improved.

Description

Multifunctional measuring scale for mathematical teaching

Technical Field

The utility model relates to a teaching aid technical field specifically is a multi-functional dipperstick is used in mathematical education.

Background

The knowledge scope that involves angle, length, triangle-shaped in the mathematical education is wider, therefore the teacher often uses the dipperstick to carry out the drawing of imparting knowledge to students, because the mode that the drawing relates is different, need use different instruments, teaching aids such as ruler, set square, protractor, more instrument is not convenient for carry and maintain, has increased the teaching burden. Therefore, a multifunctional measuring scale for mathematical teaching is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional dipperstick is used in mathematics teaching to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional measuring scale for mathematics teaching, which comprises a straight scale plate, an angle scale plate, a diagonal plate, a triangular groove, a base column, a rotating strip, an elongated strip, a lantern ring, a magnetic block and a magnetic sheet, a triangular plate is fixed on the side of the straight ruler plate, which is positioned on the symmetrical side of the length scale, a triangular groove is arranged on the surface of the triangular plate, an angle ruler plate is fixed on the side of the straight ruler plate, which is positioned on one side of the triangular plate, the central point of the angle ruler plate is concentric with the end part of the straight ruler plate, the end part of the straight ruler plate is provided with a diagonal plate at the central position of the angle ruler plate in a rotating way, the end part of the diagonal plate is attached to the angle ruler plate, a base column is fixed on the surface of the straight ruler plate, a rotating strip is sleeved on the outer side of the base column in a limiting manner, an extending strip is slidably clamped on the outer side of the rotating strip, and the extension strip is kept away from the base pillar one end and is fixed with the lantern ring, the extension strip is close to lantern ring one end and is fixed with the magnetic path, the ruler board surface is located the magnetic path and corresponds the position and is fixed with the magnetic sheet.

Preferably, the triangular groove structure is a triangle with strands and an equilateral right-angled triangle.

Preferably, the straight ruler plate, the angle ruler plate and the triangular ruler plate are integrally formed by injection molding of plastic materials.

Preferably, the diagonal plate is connected with the straight edge plate in a damping rotation mode.

Preferably, the corners of the straight ruler plate, the angle ruler plate, the diagonal plate and the triangular plate are all provided with round corners.

Preferably, the scale marks of the straight rule plate and the angle rule plate are embedded marks.

Compared with the prior art, the beneficial effects of the utility model are that: can draw the straight line through the ruler board during operative installations, can draw special triangle-shaped fast through the triangular groove, and thirty degrees angles, sixty degree angle and forty-five degree angles can be drawn fast, rotate the angle that corresponds angle ruler board surface to the angle ruler board during angle is charted, realize the composition of arbitrary angle, when drawing the circle, the device laminating is on the blackboard surface, the finger is pressed on the pillar surface, slide the extension strip along the commentaries on classics strip and stretch, and insert the shrink ring internal rotation with the chalk and draw the circle, this multi-functional dipperstick is with the ruler for mathematical education, the set square, compasses and protractor collection are as an organic whole, realize multiple function drawing, reduce teaching appliances's carrying, the practicality is higher, increase the teaching convenience.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the reverse structure of the present invention;

FIG. 3 is a schematic view of the installation structure of the rotating strip of the present invention;

fig. 4 is a schematic view of the elongated magnetic attraction positioning structure of the present invention.

In the figure: 1. a ruler plate; 2. an angle scale plate; 3. diagonal plates; 4. a set square; 5. a triangular groove; 6. a base pillar; 7. strip turning; 8. a strip extending; 9. a collar; 10. a magnetic block; 11. a magnetic sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a multifunctional measuring scale for mathematical education comprises a ruler plate 1, an angle ruler plate 2, a diagonal plate 3, a triangular plate 4, a triangular groove 5, a base column 6, a rotating strip 7, an extension strip 8, a lantern ring 9, a magnet block 10 and a magnet sheet 11, wherein the triangular plate 4 is fixed on the side edge of the ruler plate 1 positioned on the symmetrical side of a length scale, the triangular groove 5 is formed in the surface of the triangular plate 4, the angle ruler plate 2 is fixed on the side edge of the ruler plate 1 positioned on one side of the triangular plate 4, the center point of the angle ruler plate 2 is concentric with the end part of the ruler plate 1, the diagonal plate 3 is rotatably installed at the center position of the angle ruler plate 2 at the end part of the ruler plate 1, the end part of the diagonal plate 3 is attached to the angle ruler plate 2, the base column 6 is fixed on the surface of the ruler plate 1, the rotating strip 7 is sleeved on the outer side of the base column 6 in a limiting manner, the extending strip 8 is slidably clamped to the outer side of the rotating strip 7, the lantern ring 9, a magnetic sheet 11 is fixed on the surface of the ruler plate 1 at the position corresponding to the magnetic block 10.

Can draw the straight line through ruler board 1 during the operative installations, can draw special triangle-shaped fast through triangular groove 5, and thirty degrees angles, sixty degrees angle and forty-five degrees angle can be drawn fast, rotate the angle that corresponds angle chi board 2 surfaces to scute 3 during the angle is charted, realize the composition of picture of arbitrary angle, when drawing the circle, the device laminating is on the blackboard surface, the finger is pressed on the 6 surfaces of foundation column, it is tensile to prolong rectangular 8 along 7 slides of commentaries on classics strip, and insert the chalk into lantern ring 9 internal rotation drawing circles, this many function measuring ruler for mathematical education is with the ruler, the triangular ruler, compasses and protractor collection are as an organic whole, realize the multiple function is charted, reduce teaching appliance's carrying, the practicality is higher, increase the teaching convenience.

The triangular groove 5 is in the structure of a triangle and an equilateral right-angled triangle, the triangle and the equilateral right-angled triangle are commonly used triangles, and the design of the triangular groove 5 is convenient for drawing rapidly.

The straight ruler plate 1, the angle ruler plate 2 and the triangular plate 4 are integrally formed by injection molding of plastic materials, and are good in structural integrity and not easy to damage.

The diagonal plate 3 is rotatably connected with the ruler plate 1 in a damping mode, and the diagonal plate 3 is convenient to rotate and position.

The fillet has all been seted up to the corner of ruler board 1, angle ruler board 2, diagonal corner plate 3 and set-square 4, avoids the corner too sharp to cause the injury to the hand.

The scale marks of the straight ruler plate 1 and the angle ruler plate 2 are embedded marks, so that the situation that the scales are not clear due to long-time use is avoided.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multi-functional dipperstick is used in mathematical education, includes ruler board (1), angle chi board (2), diagonal corner plate (3), set square (4), triangular groove (5), foundation pillar (6), changes strip (7), prolongs rectangular (8), lantern ring (9), magnetic path (10) and magnetic sheet (11), its characterized in that: the ruler plate (1) side is located length scale symmetry side and is fixed with set square (4), set square (4) surface has been seted up triangular groove (5), ruler plate (1) side is located set square (4) one side and is fixed with angle ruler (2), and angle ruler (2) central point and ruler plate (1) tip are concentric, ruler plate (1) tip is located angle ruler (2) central point and is rotated and install diagonal plate (3), and laminates diagonal plate (3) tip and angle ruler (2), ruler plate (1) fixed surface has base pillar (6), and base pillar (6) outside spacing cup joint has changeing strip (7), changeing strip (7) outside slip joint has a continuation strip (8), and prolongs rectangular (8) and keep away from base pillar (6) one end and be fixed with lantern ring (9), it is fixed with magnetic path (10) to prolong rectangular (8) and be close to lantern ring (9) one end, and a magnetic sheet (11) is fixed on the surface of the ruler plate (1) at a position corresponding to the magnetic block (10).

2. The multifunctional measuring ruler for mathematical education as claimed in claim 1, wherein: the triangular groove (5) is in a structure of a hook strand triangle and an equilateral right-angled triangle.

3. The multifunctional measuring ruler for mathematical education as claimed in claim 1, wherein: the ruler plate (1), the angle ruler plate (2) and the triangle plate (4) are integrally formed by injection molding of plastic materials.

4. The multifunctional measuring ruler for mathematical education as claimed in claim 1, wherein: the diagonal plate (3) is rotationally connected with the ruler plate (1) in a damping mode.

5. The multifunctional measuring ruler for mathematical education as claimed in claim 1, wherein: fillets are formed in the corners of the ruler plate (1), the angle ruler plate (2), the diagonal plate (3) and the triangular plate (4).

6. The multifunctional measuring ruler for mathematical education as claimed in claim 1, wherein: the scale marks of the straight ruler plate (1) and the angle ruler plate (2) adopt embedded marks.