CN211506878U

CN211506878U - High-number geometric figure display device

Info

Publication number: CN211506878U
Application number: CN202020043684.4U
Authority: CN
Inventors: 桑金玲; 王革
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-09-15
Anticipated expiration: 2030-01-09

Abstract

The utility model discloses a high number geometry figure display device, including show case and rotor plate, the inside wall fixedly connected with baffle of show case, the interior diapire of show case is provided with the motor, the output of motor is provided with first bevel gear, first bevel gear's side meshing has second bevel gear, second bevel gear's upper surface is through the first tooth piece of pivot fixedly connected with, the side kernel of first tooth piece has the second tooth piece. This how high geometric figure display device, through the setting of motor, first bevel gear, second bevel gear, first tooth piece, second tooth piece and three-dimensional model, the motor operation, under the transmission of first bevel gear and second bevel gear, first tooth piece can drive second tooth piece and three-dimensional model and rotate, can let the student observe each face of three-dimensional model, has more abundant understanding to the spatial structure, reinforcing students' third dimension.

Description

High-number geometric figure display device

Technical Field

The utility model relates to a mathematical education auxiliary device technical field specifically is high number geometry display device.

Background

Through the teaching of the mathematical three-dimensional model, students can learn about the coming and going pulse of mathematics more vividly, and the mathematical model can provide a mode of thinking, describing, processing and solving problems.

The teaching aid is generally used in the existing high-number three-dimensional model teaching, firstly, a teacher holds the three-dimensional model to teach, so that a model building structure which cannot be clearly observed by students in a classroom and is relatively backword in teaching can be formed, and the interest of students in learning is relatively low, secondly, pictures of the body model are displayed in a projector mode, because the pictures are static and are shot at a certain angle, the pictures are single and cannot sufficiently display the diamond corners and the stereoscopic vision sense of the model, therefore, the two methods cannot sufficiently and completely display the mathematical three-dimensional model, the teaching quality is reduced, and the teaching aid is not beneficial to teaching.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high number geometry display device has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: high number geometry figure display device, including show case and rotor plate, the inside wall fixedly connected with baffle of show case, the interior diapire of show case is provided with the motor, the output of motor is provided with first bevel gear, the side meshing of first bevel gear has second bevel gear, second bevel gear's upper surface is through the first tooth piece of pivot fixedly connected with, the side kernel of first tooth piece has the second tooth piece, the upper surface of second tooth piece is through pivot fixedly connected with rotor plate, the last fixed surface of rotor plate is connected with the bracing piece, the top of bracing piece is pegged graft and is had the lifter, the top of lifter is provided with the three-dimensional model, the upper surface of baffle is provided with the storing groove.

Optionally, the one end of show case upper surface articulates through the hinge has the case lid, the side of case lid is provided with the buckle, the side of show case is provided with the fixture block, the buckle with the fixture block joint.

Optionally, the top end of the rotating shaft is inserted into the inner bottom wall of the display box, and the rotating plate is clamped on the upper surface of the partition plate.

Optionally, the number of the second tooth plates is four, and the four second tooth plates are arranged in a rectangular array.

Optionally, the top end of the surface of the support rod is in threaded connection with a positioning bolt, the side surface of the lifting rod is provided with a positioning hole, and the positioning bolt is in threaded connection with the positioning hole.

(III) advantageous effects

The utility model provides a high number geometry display device possesses following beneficial effect:

1. this how high geometric figure display device, through the setting of motor, first bevel gear, second bevel gear, first tooth piece, second tooth piece and three-dimensional model, the motor operation, under the transmission of first bevel gear and second bevel gear, first tooth piece can drive second tooth piece and three-dimensional model and rotate, can let the student observe each face of three-dimensional model, has more abundant understanding to the spatial structure, reinforcing students' third dimension.

2. This how much geometric figure display device, through the setting of show case, bracing piece, lifter and storing tank, the teacher can put the three-dimensional model that needs the show in the storing tank, has made things convenient for the teacher to carry and use the device more, and the height that three-dimensional model can be adjusted to bracing piece and lifter in addition can let more classmates see three-dimensional model, provides convenience for teacher's show.

Drawings

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

fig. 2 is the schematic diagram of the internal structure of the display box of the present invention.

In the figure: 1. a display box; 2. a rotating plate; 3. a partition plate; 4. a motor; 5. a first bevel gear; 6. a second bevel gear; 7. a first tooth plate; 8. a second tooth plate; 9. a support bar; 10. a lifting rod; 11. a three-dimensional model; 12. a storage tank; 13. a box cover; 14. buckling; 15. and (7) clamping blocks.

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 2, the present invention provides a technical solution: the high-count geometric figure display device comprises a display box 1 and a rotating plate 2, a partition plate 3 is fixedly connected to the inner side wall of the display box 1, a motor 4 is arranged on the inner bottom wall of the display box 1, a first bevel gear 5 is arranged at the output end of the motor 4, a second bevel gear 6 is meshed with the side surface of the first bevel gear 5, a first tooth sheet 7 is fixedly connected to the upper surface of the second bevel gear 6 through a rotating shaft, a second tooth sheet 8 is arranged in the side inner core of the first tooth sheet 7, the rotating plate 2 is fixedly connected to the upper surface of the second tooth sheet 8 through the rotating shaft, a supporting rod 9 is fixedly connected to the upper surface of the rotating plate 2, a lifting rod 10 is inserted into the top end of the supporting rod 9;

through the arrangement of the motor 4, the first bevel gear 5, the second bevel gear 6, the first tooth piece 7, the second tooth piece 8 and the three-dimensional model 11, the motor 4 operates, and the first tooth piece 7 drives the second tooth piece 8 and the three-dimensional model 11 to rotate under the transmission of the first bevel gear 5 and the second bevel gear 6, so that students can observe all sides of the three-dimensional model 11, the three-dimensional structure can be more fully understood, and the three-dimensional effect of the students is enhanced;

the upper surface of the clapboard 3 is provided with a storage groove 12;

through the arrangement of the display box 1, the supporting rod 9, the lifting rod 10 and the storage groove 12, a teacher can put the three-dimensional model 11 to be displayed in the storage groove 12, so that the teacher can carry and use the device more conveniently, and the supporting rod 9 and the lifting rod 10 can adjust the height of the three-dimensional model 11, so that more students can see the three-dimensional model 11, and convenience is provided for the display of the teacher;

one end of 1 upper surface of show box has case lid 13 through the hinge, the side of case lid 13 is provided with buckle 14, the side of show box 1 is provided with fixture block 15, buckle 14 and fixture block 15 joint, peg graft at the inner diapire of show box 1 on the top of pivot, 2 joints of rotor plate are at the upper surface of baffle 3, the quantity of second rack 8 is four, and four second rack 8 are the rectangle array setting, the top threaded connection of the face of bracing piece 9 has positioning bolt, the locating hole has been seted up to the side of lifter 10, positioning bolt and locating hole threaded connection.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle and the operation method are as follows: this high number geometry figure display device, in use, motor 4 operates, under the transmission of first bevel gear 5 and second bevel gear 6, first tooth piece 7 can drive second tooth piece 8 and three-dimensional model 11 and rotate, can let the student observe each face of three-dimensional model 11, there is more abundant understanding to the spatial structure, strengthen students' third dimension, the teacher can put the three-dimensional model 11 that needs the show in storing groove 12, it carries and uses the device to have made things convenient for the teacher more, and bracing piece 9 and lifter 10 can adjust the height of three-dimensional model 11, can let more classmates see three-dimensional model 11, the show for the teacher provides convenience.

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. High number geometry display device, including show case (1) and rotor plate (2), its characterized in that: the inner side wall of the display box (1) is fixedly connected with a clapboard (3), the inner bottom wall of the display box (1) is provided with a motor (4), the output end of the motor (4) is provided with a first bevel gear (5), the side surface of the first bevel gear (5) is engaged with a second bevel gear (6), the upper surface of the second bevel gear (6) is fixedly connected with a first tooth sheet (7) through a rotating shaft, a second tooth sheet (8) is arranged at the inner core of the side surface of the first tooth sheet (7), the upper surface of the second tooth sheet (8) is fixedly connected with the rotating plate (2) through a rotating shaft, the upper surface of the rotating plate (2) is fixedly connected with a supporting rod (9), the top end of the supporting rod (9) is inserted with a lifting rod (10), the top end of the lifting rod (10) is provided with a three-dimensional model (11), and the upper surface of the partition plate (3) is provided with a storage groove (12).

2. The high-count geometric figure display apparatus according to claim 1, wherein: show case (1) upper surface's one end has case lid (13) through hinge joint, the side of case lid (13) is provided with buckle (14), the side of show case (1) is provided with fixture block (15), buckle (14) with fixture block (15) joint.

3. The high-count geometric figure display apparatus according to claim 1, wherein: the top end of the rotating shaft is inserted into the inner bottom wall of the display box (1), and the rotating plate (2) is clamped on the upper surface of the partition plate (3).

4. The high-count geometric figure display apparatus according to claim 1, wherein: the number of the second tooth sheets (8) is four, and the second tooth sheets (8) are arranged in a rectangular array.

5. The high-count geometric figure display apparatus according to claim 1, wherein: the top end of the surface of the supporting rod (9) is in threaded connection with a positioning bolt, the side surface of the lifting rod (10) is provided with a positioning hole, and the positioning bolt is in threaded connection with the positioning hole.