CN210680206U

CN210680206U - Multi-functional assembled mathematical education apparatus

Info

Publication number: CN210680206U
Application number: CN201920056617.3U
Authority: CN
Inventors: 鲍江杉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-14
Filing date: 2019-01-14
Publication date: 2020-06-05
Anticipated expiration: 2029-01-14

Abstract

The utility model discloses a multifunctional assembled mathematical education tool, which relates to the technical field of teaching aids and specifically comprises a ruler body and a rotating rod, wherein a plurality of evenly distributed scale marks are carved on the slightly narrow side of the ruler body on the ruler body, the straight line drawing can be carried out by using the side carved with the scale marks, a right triangle groove and an equilateral triangle groove are arranged on the ruler body, the scale marks are carved on the side edges of the right triangle groove and the equilateral triangle groove, the equilateral triangle, the right triangle, the 30 degrees and the 60 degrees can be rapidly drawn by using the right triangle groove and the equilateral triangle groove, a circular groove is arranged on the ruler body, a plurality of evenly distributed angle scribed lines are carved on the edge of the circular groove, the edge of the circular groove is fixedly connected with one end of a transversely distributed connecting rod, the other end of the connecting rod is fixedly connected with a rotating ring, and the rotating rod are rotatably connected, the end part of the rotating rod is fixedly connected with a chalk ring, and chalk can be pressed in the chalk ring to draw a circle.

Description

Multi-functional assembled mathematical education apparatus

Technical Field

The utility model relates to a teaching aid technical field specifically is a multi-functional assembled mathematical education apparatus.

Background

Good education is the indispensable a ring of children healthy growth, especially mathematics is as a subject of concepts such as study quantity, space, structure, change and information, can train children's thinking ability and thinking mode, strengthen logical thinking ability, lay solid basis for the study of nature science in the future, the practical teaching aid in teaching process in current classroom includes the set square, the ruler, protractor etc. is solitary teaching aid, at the in-process of teaching, need all carry these teaching aids on one's side, it is very inconvenient, the in-process of frequent drawing figure, because do not carry corresponding teaching aid, cause the decline of drawing quality, make children's unable figure of understanding, seriously influence the teaching quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional assembled mathematical education apparatus 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:

the utility model provides a multi-functional assembled mathematical education apparatus, includes the blade, seted up the circular recess on the blade, be carved with a plurality of evenly distributed's angle scale mark on the blade at circular recess edge, the blade at circular recess edge and the one end fixed connection of connecting rod, the other end and the change fixed connection of connecting rod, the change rotates with the pivot to be connected, the lower extreme and the limiting plate fixed connection of pivot, the upper end of pivot and the one end fixed connection of bull stick, the other end and the chalk ring fixed connection of bull stick, chalk ring sliding connection is at the edge of circular recess, the spout has been seted up with circular recess edge contact department to the chalk ring that connects through the bull stick rotation, can press the chalk on the chalk ring, press the teaching aid tightly on the blackboard, carry out the drawing of circular or other irregular angle lines.

As a further aspect of the present invention: equilateral triangle groove has been seted up at the middle part of blade, be carved with a plurality of evenly distributed's scale mark on the blade at the edge in equilateral triangle groove, it has seted up right angled triangle groove to lie in equilateral triangle groove one side on the blade, set up a plurality of evenly distributed's scale mark on the blade at the edge in right angled triangle groove, a little narrow side is carved with a plurality of evenly distributed's scale mark on the blade, can directly carry out equilateral triangle through this mathematics teaching apparatus, special triangle such as right angled triangle and the drawing of sharp, need not to carry out carrying of multiple mathematics teaching aid, the numerous and diverse possibility of losing of kind has been avoided.

As a further aspect of the present invention: the position that is close to a side on the chi body has been seted up and has been held the groove, holds the inside wall fixedly connected with round foam-rubber cushion in groove, holds the groove and is convenient for this teaching aid and hold at the in-process that uses, simultaneously, also makes things convenient for this teaching aid's daily carrying.

As a further aspect of the present invention: the downside that holds the groove on the chi has been seted up and has been hung the hole, hangs the hole and can hang on the hanging nail of nail on the wall when this teaching is idle, and the regulation management of the article of being convenient for reduces the risk that the teaching aid was lost.

As a further aspect of the present invention: the rubber pad about the central line symmetry of opposite side edge fixed connection of blade, the rubber pad can be at the in-process of lecture, and this teaching aid supports subaerial, reduces teacher's load, simultaneously, can reduce the damage to teaching aid itself.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the chalk ring of connecting is rotated through the bull stick on this mathematics teaching aid, can press on the chalk ring with the chalk, tightly presses the teaching aid on the blackboard, carries out drawing of circular or other irregular angle lines, easy operation.

2. The equilateral triangle groove and the right triangle groove are formed in the mathematical teaching tool, the equilateral triangle and the right triangle can be directly drawn, the drawing of special triangles such as the equilateral triangle and the right triangle is simplified, and the special triangle can be drawn without using a protractor.

3. This mathematical education apparatus assembles the mathematical education apparatus of various functions on a teaching aid, and convenient to carry is difficult for losing.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional assembled mathematical education tool.

Fig. 2 is a schematic structural diagram of a side view of a multifunctional assembled mathematics teaching aid.

In the figure: 1. the ruler comprises a ruler body, 2 hanging holes, 3 hand-holding grooves, 4 scale marks, 5 right-angled triangular grooves, 6 equilateral triangular grooves, 7 connecting rods, 8 limiting plates, 9 angle scale marks, 10 chalk rings, 11 rotating rods, 12 rotating shafts, 13 rotating rings, 14 circular grooves and 15 rubber pads.

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. 1-2, in the embodiment of the present invention, a multifunctional assembled mathematics teaching aid comprises a ruler body 1, wherein a circular groove 14 is formed on the ruler body 1, a plurality of evenly distributed angle graduation lines 9 are carved on the ruler body 1 at the edge of the circular groove 14, the ruler body 1 at the edge of the circular groove 14 is fixedly connected with one end of a connecting rod 7, the other end of the connecting rod 7 is fixedly connected with a swivel 13, the swivel 13 is rotatably connected with a rotating shaft 12, the lower end of the rotating shaft 12 is fixedly connected with a limiting plate 8, the upper end of the rotating shaft 12 is fixedly connected with one end of a rotating rod 11, the other end of the rotating rod 11 is fixedly connected with a chalk ring 10, the chalk ring 10 is slidably connected at the edge of the circular groove 14, a sliding groove is formed at the contact position of the chalk ring 10 and the edge of the circular groove 14, the chalk ring 10 connected with the connecting rod 7 in a rotating manner can be pressed on the chalk ring 10 to, drawing a circle or other irregular angle lines.

An equilateral triangle groove 6 is formed in the middle of the ruler body 1, a plurality of evenly distributed scale marks 4 are carved on the ruler body 1 at the edge of the equilateral triangle groove 6, a right-angled triangle groove 5 is formed in one side, located on the ruler body 1, of the equilateral triangle groove 6, a plurality of evenly distributed scale marks 4 are formed in the ruler body 1 at the edge of the right-angled triangle groove 5, a plurality of evenly distributed scale marks 4 are carved on a slightly narrow side of the ruler body 1, special triangles such as equilateral triangles and right-angled triangles and straight lines can be drawn directly through the mathematical teaching aid, various mathematical teaching aids do not need to be carried, and the possibility of various losses is avoided; the position that is close to a side on blade 1 has been seted up and has been held groove 3, holds the inside wall fixedly connected with round foam-rubber cushion of groove 3, holds groove 3 and is convenient for this teaching aid and holds at the in-process that uses, simultaneously, also makes things convenient for this teaching aid's daily carrying.

The lower side of the hand holding groove 3 on the ruler body 1 is provided with the hanging hole 2, and the hanging hole 2 can be hung on a hanging nail nailed on a wall when the teaching is idle, so that the training management of articles is facilitated, and the risk of losing the teaching aid is reduced; rubber pad 15 about the central line symmetry is fixed connection to the opposite side edge of blade 1, and rubber pad 15 can be at the in-process of lecturing, and this teaching aid supports subaerial, reduces teacher's load, simultaneously, can reduce the damage to the teaching aid itself.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a multi-functional assembled mathematical education apparatus, includes blade (1), its characterized in that: the ruler body (1) is provided with a circular groove (14), a plurality of evenly distributed angle scale marks (9) are carved on the ruler body (1) at the edge of the circular groove (14), the ruler body (1) at the edge of the circular groove (14) is fixedly connected with one end of the connecting rod (7), the other end of the connecting rod (7) is fixedly connected with the rotating ring (13), the rotating ring (13) is rotatably connected with the rotating shaft (12), the lower end of the rotating shaft (12) is fixedly connected with the limiting plate (8), the upper end of the rotating shaft (12) is fixedly connected with one end of the rotating rod (11), the other end of the rotating rod (11) is fixedly connected with the chalk ring (10), the chalk ring (10) is slidably connected with the edge of the circular groove (14), and a sliding groove is formed in the contact part of the chalk ring (10) and the edge of the circular groove (14); an equilateral triangle groove (6) is formed in the middle of the ruler body (1), a plurality of evenly distributed scale marks (4) are carved on the ruler body (1) at the edge of the equilateral triangle groove (6), a right-angled triangle groove (5) is formed in one side, located on the equilateral triangle groove (6), of the ruler body (1), a plurality of evenly distributed scale marks (4) are formed in the ruler body (1) at the edge of the right-angled triangle groove (5), and a plurality of evenly distributed scale marks (4) are carved on the slightly narrow side edge of the ruler body (1); rubber pads (15) which are symmetrical about a central line are fixedly connected to the other side edge of the ruler body (1).

2. The multifunctional assembled mathematics teaching aid of claim 1, wherein a hand-holding groove (3) is arranged on the ruler body (1) near one side, and a sponge cushion is fixedly connected to the inner side wall of the hand-holding groove (3).

3. The multifunctional assembled mathematics teaching aid of claim 1, wherein said ruler body (1) is provided with hanging holes (2) at the lower side of the hand holding groove (3).