CN213167521U

CN213167521U - Portable mathematics diagraph for teachers

Info

Publication number: CN213167521U
Application number: CN202021606268.7U
Authority: CN
Inventors: 彭伟健
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-05-11
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a portable teacher uses mathematics plotter, including the chi body, one side of the chi body has been seted up and has been hidden the groove, hide one side fixedly connected with rand in groove, the surperficial swing joint of rand has the turning square, the spout has been seted up on the surface of the chi body, the spacing groove has all been seted up to the upper and lower both sides of spout, the surperficial joint of spacing groove has the clamping ring, one side fixedly connected with screw thread circle of clamping ring, screw thread circle's surface threaded connection has the ring of screwing up. This portable teacher uses mathematics plotter, the angle square can block the chi body below and carry out the angle of measurement angle, and the right angle triangle can be drawn to the right angle that the angle square expandes to constitute with the chi body, places the chalk through the coupling ring and can carry out and use brake valve lever to draw the circle as the center to screwing up the circle and can screwing up, the diameter of location circle can carry out through angle square, coupling ring and angle square and draw the angle, draw the circle and the angle scale on the main scale.

Description

Portable mathematics diagraph for teachers

Technical Field

The utility model relates to a mathematics mapping technical field specifically is a portable teacher uses mathematics diagraph.

Background

Mathematics is one of middle and high-school subjects, and in the mathematics subjects of middle school, contents such as geometry and function need to be learned, and drawing assistance is needed to answer, so that drawing rules are necessary in the mathematics classroom of teachers of middle school students, but because of different graphs, corresponding measuring rules need to be used differently, so that the portable teachers are very inconvenient to carry and use, and the teaching efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a portable teacher uses mathematics diagraph has solved the problem of proposition in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a portable teacher uses mathematics plotter, includes the chi body, hidden groove has been seted up to one side of the chi body, hide one side fixedly connected with rand in groove, the surperficial swing joint of rand has the turning square, the spout has been seted up on the surface of the chi body, the spacing groove has all been seted up to the upper and lower both sides of spout, the surperficial joint in spacing groove has the clamping ring, one side fixedly connected with threaded ring of clamping ring, threaded ring's surface threaded connection has the tightening ring, the inner wall fixedly connected with fixture block of clamping ring, the main scale mark has been seted up on the surface of the chi body.

Optionally, an auxiliary scale line is arranged below the sliding groove, and a control handle is fixedly connected to one side of the sliding groove.

Optionally, the lower surface of the ruler body is connected with a corner ruler in a clamping mode through a hidden groove, and a through hole is formed in the surface of the corner ruler.

Optionally, the surface of the ruler body is fixedly connected with a rotating block, and the surface of the rotating block is connected with an angle measuring ruler in a sliding manner.

Optionally, one side fixedly connected with fixed block of protractor, the quantity of fixed block is two, one side of the chi body has the protractor through the fixed block joint.

Optionally, the central point is seted up to the lower surface of the chi body, one side of screwing up the circle has the spout through the screw thread circle joint.

(III) advantageous effects

The utility model provides a portable teacher uses mathematics diagraph possesses following beneficial effect:

this portable teacher uses mathematics plotter, the angle of measuring angle can be blocked chi body below to the protractor, the right angle triangle can be drawn to the right angle that the turn chi expandes to constitute with the chi body, place the chalk through the link and can carry out and use brake valve lever to draw the circle as the center, and screw up the circle and screw up, the diameter of location circle, through the angle chi, link and protractor can carry out the angle of drawing on the main scale, draw circle and angle, satisfy mathematics mapping.

Drawings

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

FIG. 2 is a schematic view of a partial cross-sectional structure of the ruler body of the present invention;

FIG. 3 is a schematic view of the sectional structure of the chute of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a ruler body; 2. hiding the groove; 3. a collar; 4. a corner ruler; 5. a chute; 6. a limiting groove; 7. a connecting ring; 8. a thread ring; 9. tightening the ring; 10. a clamping block; 11. a main scale line; 12. a sub-scale line; 13. a control handle; 14. a through hole; 15. an angle measuring ruler; 16. a fixed block; 17. a center point.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution: a portable mathematics diagraph for teachers comprises a ruler body 1, a hidden groove 2 is arranged on one side of the ruler body 1, a clamping ring 3 is fixedly connected on one side of the hidden groove 2, a corner ruler 4 is movably connected on the surface of the clamping ring 3, a sliding groove 5 is arranged on the surface of the ruler body 1, limiting grooves 6 are arranged on the upper side and the lower side of the sliding groove 5, a connecting ring 7 is clamped on the surface of each limiting groove 6, a threaded ring 8 is fixedly connected on one side of the connecting ring 7, the corner ruler 15 can clamp the angle of a measured angle below the ruler body 1, the corner ruler can form a right angle with the ruler body to draw a right triangle, a chalk can be placed on the connecting ring to draw a circle by taking a control handle as the center, the tightening ring 9 can be tightened to position the diameter of a circle, and angles, circles and angle measuring angles can be drawn on the main ruler through the corner ruler 4, the connecting ring 7 and the angle measuring ruler 15 to meet mathematical drawing;

threaded connection has the tightening ring 9 on the surface of screw ring 8, the inner wall fixedly connected with fixture block 10 of connecting ring 7, main scale mark 11 has been seted up on the surface of the chi body 1, the below of spout 5 is provided with vice scale mark 12, one side fixedly connected with control handle 13 of spout 5, the lower surface of the chi body 1 has turning chi 4 through hiding 2 joints in the groove, through-hole 14 has been seted up on the surface of turning chi 4, the fixed surface of the chi body 1 is connected with rotatory piece, the sliding surface of rotatory piece is connected with turning chi 15, one side fixedly connected with fixed block 16 of turning chi 15, the quantity of fixed block 16 is two, one side of the chi body 1 has turning chi 15 through the fixed block 16 joint, central point 17 has been seted up to the lower surface of the chi body 1, one side of tightening ring 9 has spout 5 through the 8 joints of screw ring.

As an optimal technical solution of the utility model: the surface of the ruler body is made of transparent plastic.

Instructions for use: the angle measuring ruler 15 can be clamped below the ruler body 1 to measure the angle of an angle, the corner ruler 4 can be unfolded to form a large right angle and can be used for drawing a right triangle, a chalk is placed on the connecting ring 7, the control handle 13 is used as the center to draw a circle, and the screwing ring 9 can be screwed to position the diameter of the circle.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a portable teacher is with mathematics diagraph, includes chi body (1), its characterized in that: hidden groove (2) have been seted up to one side of chi body (1), one side fixedly connected with rand (3) of hidden groove (2), the surface swing joint of rand (3) has corner chi (4), spout (5) have been seted up on the surface of chi body (1), spacing groove (6) have all been seted up to the upper and lower both sides of spout (5), the surface joint of spacing groove (6) has connecting ring (7), one side fixedly connected with screw thread circle (8) of connecting ring (7), the surface threaded connection of screw thread circle (8) has tightening ring (9), the inner wall fixedly connected with fixture block (10) of connecting ring (7), main scale mark (11) have been seted up on the surface of chi body (1).

2. A portable teacher's mathematical diagraph according to claim 1, wherein: an auxiliary scale line (12) is arranged below the sliding groove (5), and a control handle (13) is fixedly connected to one side of the sliding groove (5).

3. A portable teacher's mathematical diagraph according to claim 1, wherein: the lower surface of the ruler body (1) is connected with a corner ruler (4) in a clamping mode through a hidden groove (2), and a through hole (14) is formed in the surface of the corner ruler (4).

4. A portable teacher's mathematical diagraph according to claim 1, wherein: the surface of the ruler body (1) is fixedly connected with a rotating block, and the surface of the rotating block is connected with an angle measuring ruler (15) in a sliding mode.

5. The portable teacher's mathematical diagraph according to claim 4, wherein: one side fixedly connected with fixed block (16) of protractor (15), the quantity of fixed block (16) is two, one side of the chi body (1) is passed through fixed block (16) joint and is had protractor (15).

6. A portable teacher's mathematical diagraph according to claim 1, wherein: the lower surface of the ruler body (1) is provided with a central point (17), and one side of the tightening ring (9) is clamped with a sliding groove (5) through a threaded ring (8).