CN218069141U

CN218069141U - Three-dimensional model teaching aid

Info

Publication number: CN218069141U
Application number: CN202222377027.5U
Authority: CN
Inventors: 张玮
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-16
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a three-dimensional model teaching aid relates to mathematical model teaching aid technical field, now proposes following scheme, include the base and set up in the teaching mechanism on base surface, teaching mechanism is including linking up subassembly and measuring component: the linking component comprises a linking plate, a measuring plate and a limiting groove, the linking plate is fixedly connected to the surface of the base, the side face of the linking plate is fixedly connected with the measuring plate, the limiting groove is formed in the measuring plate, the measuring plate is arranged through the setting, because the first oscillating plate and the second oscillating plate are embedded into the limiting groove, when the sliding rod slides along the limiting groove, a student can know the rotating angle of the first oscillating plate or the second oscillating plate through scales on the measuring plate, the student can learn the included angle between the two groups of first oscillating plates and the second oscillating plate, and compared with the traditional plane teaching, the three-dimensional mold is more vivid.

Description

Three-dimensional model teaching aid

Technical Field

The utility model relates to a mathematical model teaching aid technical field especially relates to a three-dimensional model teaching aid.

Background

The students need to relate to the solid knowledge in the process of learning the mathematical geometry, because the solid figures in the geometry are known in writing, the contents are generally abstract, and the students only rely on textbooks and own imagination to understand and know the solid figures, so that the students need to use teaching moulds to assist the students in learning.

But many teaching mould formula designs as an organic whole now, when the teaching student knows the angle, is not convenient for carry out angle modulation, can only know a certain fixed angle, and the practicality is not strong, needs a three-dimensional model teaching aid for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three-dimensional model teaching aid has solved a lot of teaching mould formula designs as an organic whole that exist among the prior art, when teaching student knows the angle, is not convenient for carry out the angle modulation, can only know a certain fixed angle, problem that the practicality is not strong.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a three-dimensional model teaching aid, includes the base and sets up in the teaching mechanism on base surface, teaching mechanism is including linking up subassembly and measuring component:

the connecting assembly comprises a connecting plate, a measuring plate and a limiting groove, the connecting plate is fixedly connected to the surface of the base, the measuring plate is fixedly connected to the side surface of the connecting plate, and the limiting groove is formed in the measuring plate;

the measuring component comprises scales, a sliding rod, a first swinging plate and a second swinging plate, the scales are arranged on the surface of the measuring plate, the first swinging plate is rotatably connected to the surface of the base, the second swinging plate is rotatably connected to the surface of the first swinging plate, and the sliding rods are arranged on the surfaces of the first swinging plate and the second swinging plate.

The utility model discloses a magnetic suction device, including base, first magnetism of bottom fixedly connected with of base is inhaled, the bottom of first magnetism is inhaled has the second magnetism to inhale, the square plate of bottom fixedly connected with that the second magnetism was inhaled, the bottom fixedly connected with vacuum chuck of square plate, the internal thread connection of square plate has the threaded rod, the inside that the side of threaded rod is located square plate is provided with the piece together interface.

Preferably, the measuring plate is of a fan-shaped structure, and the limiting groove is arranged in an arc shape relative to the circle center of the measuring plate.

Preferably, the centers of circles of the first swing plate, the second swing plate and the limiting groove are located at the same point.

Preferably, the two sets of sliding rods are perpendicular to the first swinging plate and the second swinging plate, and the two sets of sliding rods are embedded into the limiting groove and are in sliding connection with the limiting groove.

Preferably, the first magnetic attraction, the second magnetic attraction and the vacuum chuck are all arranged on the central point of the square plate.

Preferably, the splicing openings are formed in the vertical central axis of the square plate, and the two groups of threaded rods are symmetrically arranged on the central axis of the splicing openings.

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

through setting up the measurement board, because first swing board and second swing board vertically slide bar embedding are in the inside of spacing groove, when the slide bar slides along the inside of spacing groove, can let the student know how many angles first swing board or second swing board have rotated through the scale on the measurement board, also can let the student learn the contained angle between two sets of first swing boards and the second swing board, compare with traditional plane teaching, and this three-dimensional mould is vivid more.

Drawings

Fig. 1 is a schematic front structural view of a three-dimensional model teaching aid provided by the utility model;

fig. 2 is a schematic side view of a first perspective structure of a three-dimensional model teaching aid according to the present invention;

fig. 3 is a side second perspective structural diagram of a three-dimensional model teaching aid provided by the utility model;

fig. 4 is a schematic view of the bottom view structure of the teaching aid of the three-dimensional model of the present invention.

In the figure: 1-a base; 2-connecting plates; 3-measuring the plate; 4-a limiting groove; 5-graduation; 6-a slide bar; 7-a first oscillating plate; 8-a second swing plate; 9-first magnetic attraction; 10-second magnetic attraction; 11-square plate; 12-vacuum chuck; 13-a threaded rod; 14-splicing interface.

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.

Example 1

As shown in fig. 1, fig. 3 and fig. 4, the solid model teaching aid in the figure comprises a base 1 and a teaching mechanism arranged on the surface of the base 1, wherein the teaching mechanism comprises a joining component and a measuring component:

the connecting assembly comprises a connecting plate 2, a measuring plate 3 and a limiting groove 4, the connecting plate 2 is fixedly connected to the surface of the base 1, the measuring plate 3 is fixedly connected to the side surface of the connecting plate 2, and the limiting groove 4 is arranged in the measuring plate 3;

the measuring component comprises a scale 5, a sliding rod 6, a first swinging plate 7 and a second swinging plate 8, the scale 5 is arranged on the surface of the measuring plate 3, the first swinging plate 7 is rotatably connected to the surface of the base 1, the second swinging plate 8 is rotatably connected to the surface of the first swinging plate 7, and the sliding rod 6 is arranged on the surfaces of the first swinging plate 7 and the second swinging plate 8.

Furthermore, the measuring plate 3 is of a fan-shaped structure, the limiting groove 4 is arranged in an arc shape relative to the circle center of the measuring plate 3, and the movement track of the sliding rod 6 can be limited by arranging the limiting groove 4.

Furthermore, the centers of circles of the first swing plate 7, the second swing plate 8 and the limiting groove 4 are located at the same point, so that the problem of jamming of the first swing plate 7 and the second swing plate 8 during rotation can be prevented.

Further, two sets of slide bars 6 are perpendicular setting with first swing board 7 and second swing board 8, and two sets of slide bars 6 all imbed into inside the spacing groove 4 all rather than sliding connection, when slide bar 6 slided along the inside of spacing groove 4, can let the student know how many angles first swing board 7 or second swing board 8 have rotated through scale 5 on the measuring board 3, also can let the student study the contained angle between two sets of first swing boards 7 and the second swing board 8.

Example 2

As shown in fig. 2, fig. 3 and fig. 4, in this embodiment, to further explain embodiment 1, a first magnetic attraction 9 is fixedly connected to the bottom of the base 1, a second magnetic attraction 10 is attracted to the bottom of the first magnetic attraction 9, a square plate 11 is fixedly connected to the bottom of the second magnetic attraction 10, a vacuum chuck 12 is fixedly connected to the bottom of the square plate 11, a threaded rod 13 is connected to the internal thread of the square plate 11, and an assembly port 14 is provided inside the square plate 11 on the side of the threaded rod 13.

Furthermore, the first magnet 9, the second magnet 10 and the vacuum chuck 12 are all disposed on the central point of the square plate 11, and the base 1 and the square plate 11 can be detached by the connection of the first magnet 9 and the second magnet 10 between the base 1 and the square plate 11.

Furthermore, the splicing ports 14 are arranged on the vertical central axis of the square plate 11, two groups of threaded rods 13 are symmetrically arranged on the central axis of the splicing ports 14, and the threaded rods 13 are rotated to move the threaded rods 13 towards the plate and clamp the plate, so that students can know different shapes.

When in use: a teacher can teach students to know angles by shifting the first swinging plate 7 or the second swinging plate 8, because the sliding rod 6 of the first swinging plate 7 perpendicular to the second swinging plate 8 is embedded in the limiting groove 4, when the sliding rod 6 slides along the inside of the limiting groove 4, the students can know the rotating angle of the first swinging plate 7 or the second swinging plate 8 through the scale 5 on the measuring plate 3, and can also learn the included angle between the two groups of the first swinging plate 7 and the second swinging plate 8, compared with the traditional plane teaching, the three-dimensional mold is more vivid;

because base 1 and square shaped plate 11 are inhaled 9 through first magnetism and are inhaled 10 with the second magnetism and be connected, can dismantle base 1 and square shaped plate 11, square shaped plate 11 can make the student know the square, and through the setting of piecing together interface 14, can be with other board cards in the inside of piecing together interface 14, and rotatory threaded rod 13, make threaded rod 13 move to the board, carry out the centre gripping to it, make the student know different shapes, through setting up vacuum chuck 12, can make this mould fix at the desktop, prevent to empty.

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 various 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 three-dimensional model teaching aid, includes base (1) and sets up in the teaching mechanism on base (1) surface, its characterized in that: teaching mechanism is including linking up subassembly and measuring component:

the connecting assembly comprises a connecting plate (2), a measuring plate (3) and a limiting groove (4), the connecting plate (2) is fixedly connected to the surface of the base (1), the measuring plate (3) is fixedly connected to the side surface of the connecting plate (2), and the limiting groove (4) is formed in the measuring plate (3);

the measuring component comprises scales (5), a sliding rod (6), a first swinging plate (7) and a second swinging plate (8), the scales (5) are arranged on the surface of the measuring plate (3), the first swinging plate (7) is rotatably connected to the surface of the base (1), the surface of the first swinging plate (7) is rotatably connected with the second swinging plate (8), and the sliding rod (6) is arranged on the surfaces of the first swinging plate (7) and the second swinging plate (8).

2. A stereomodel teaching aid according to claim 1, characterized in that: the first magnetism of bottom fixedly connected with of base (1) is inhaled (9), the bottom adsorption of first magnetism (9) has the second magnetism to inhale (10), the square plate of bottom fixedly connected with (11) is inhaled to the second magnetism, the bottom fixedly connected with vacuum chuck (12) of square plate (11), the internal thread of square plate (11) is connected with threaded rod (13), the inside that the side of threaded rod (13) is located square plate (11) is provided with piece together mouth (14).

3. A stereomodel teaching aid according to claim 1, wherein: the measuring plate (3) is of a fan-shaped structure, and the limiting groove (4) is arranged in an arc shape relative to the circle center of the measuring plate (3).

4. A stereomodel teaching aid according to claim 1, wherein: the centers of the first swinging plate (7), the second swinging plate (8) and the limiting groove (4) are positioned on the same point.

5. A stereomodel teaching aid according to claim 1, characterized in that: the two groups of sliding rods (6) are vertically arranged with the first swinging plate (7) and the second swinging plate (8), and the two groups of sliding rods (6) are embedded into the limiting groove (4) and are slidably connected with the limiting groove.

6. A stereomodel teaching aid according to claim 2, wherein: the first magnetic attraction device (9), the second magnetic attraction device (10) and the vacuum sucker (12) are all arranged on the central point of the square plate (11).

7. A stereomodel teaching aid according to claim 2, wherein: the splicing ports (14) are arranged on the vertical central axis of the square plate (11), and two groups of threaded rods (13) are symmetrically arranged on the central axis of the splicing ports (14).