CN212990445U

CN212990445U - Dedicated model display device of mathematics

Info

Publication number: CN212990445U
Application number: CN202022459761.7U
Authority: CN
Inventors: 金长松
Original assignee: Northeastern University Qinhuangdao Branch
Current assignee: Northeastern University Qinhuangdao Branch
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-04-16
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a dedicated model display device of mathematics relates to teaching office equipment technical field, the on-line screen storage device comprises a base, fixed mounting has the cylindricality piece on the base, the cylindricality cover has been cup jointed on the cylindricality piece, the cylindricality cover rotates with the cylindricality piece to be connected, the outer lane fixed mounting of cylindricality cover has the rim plate, the cylindricality cover with place a fixed connection, place a fixed mounting and have the support on the platform, it is connected with the pivot to rotate on the support, be provided with the clamp splice on the support, fixedly connected with crank in the pivot. The utility model discloses set up clamp splice, rim plate and crank, realized the rotation of model on perpendicular plane when rotating on current horizontal plane, improved the bandwagon effect of model for students can more audio-visual understanding mathematical model's shape and characteristic, improved teaching effect.

Description

Dedicated model display device of mathematics

Technical Field

The utility model relates to a teaching office equipment technical field especially relates to a dedicated model display device of mathematics.

Background

Mathematics is a course of necessary lessons and is basic education that each student should accept, because mathematics is improving student's computing power, and is the important basis of the study size of subjects such as physics, chemistry. In the teaching process of mathematics, in order to improve the teaching level, be equipped with the teaching model usually and assist, help student's more audio-visual study.

The device that is used for showing mathematical model at present can only rotate in the horizontal plane, can not rotate on the vertical plane, and the bandwagon effect is not ideal to some irregular models like this, and the student can only roughly know the shape of model simultaneously, does not play better teaching effect.

Therefore, a model display device special for mathematics is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at improving the display effect of the model in order to realize the display of the all-round model and providing a mathematical dedicated model display device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dedicated model display device of mathematics, includes the base, fixed mounting has the cylindricality piece on the base, the cylindricality cover has been cup jointed on the cylindricality piece, the cylindricality cover rotates with the cylindricality piece to be connected, the outer lane fixed mounting of cylindricality cover has the rim plate, the cylindricality cover with place a fixed connection, place a fixed mounting and have the support, it is connected with the pivot to rotate on the support, be provided with the clamp splice on the support, fixedly connected with crank in the pivot.

Optionally, round holes are formed in the wheel disc, the number of the round holes is multiple, the round holes are in an annular array, and fixing rods are inserted in the round holes.

Optionally, the bracket is rotatably provided with two rotating discs, the rotating discs are provided with sliding grooves, and two ends of the clamping block are connected with the sliding grooves in a sliding manner.

Optionally, a spring is fixedly mounted in the chute, one end of the spring is fixedly connected to the clamping block, and one end of the spring, which is far away from the clamping block, is fixedly connected to the inner wall of the chute.

Optionally, the number of the clamping blocks is two, through grooves are formed in the clamping blocks, and grooves are formed in the clamping blocks.

Optionally, pivot and carousel fixed connection, the rubber sleeve is installed to the one end that the pivot was kept away from to the crank, the rubber sleeve splices with the pivot.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses set up clamp splice, rim plate and crank, realized the rotation of model on perpendicular plane when rotating on current horizontal plane, improved the bandwagon effect of model for students can more audio-visual understanding mathematical model's shape and characteristic, improved teaching effect.

2. The utility model discloses set up the spring, led to groove and recess, realized pressing from both sides the tight fixed to the model, prevented that the model from dropping and becoming flexible in the show process, fixed the bandwagon effect that can not influence the model moreover like this, can demonstrate a plurality of models simultaneously.

Drawings

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

figure 2 is a side view of the portion of the dial of figure 1 according to the present invention.

In the figure: the device comprises a base 1, a cylindrical block 2, a cylindrical sleeve 3, a wheel disc 4, a placing table 5, a support 6, a rotary disc 7, a sliding groove 8, a spring 9, a clamping block 10, a through groove 11, a groove 12, a rotating shaft 13, a crank 14, a rubber sleeve 15, a round hole 16, a fixing rod 17 and a round groove 18.

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. 1-2, a dedicated model display device of mathematics, including base 1, fixed mounting has cylindricality piece 2 on the base 1, has cup jointed cylindricality cover 3 on the cylindricality piece 2, and cylindricality cover 3 rotates with cylindricality piece 2 to be connected, and the outer lane fixed mounting of cylindricality cover 3 has rim plate 4, and cylindricality cover 3 with place platform 5 fixed connection place platform 5 on, place platform 5 on fixed mounting have support 6, rotate on the support 6 and be connected with pivot 13, be provided with clamp splice 10 on the support 6, fixedly connected with crank 14 on the pivot 13. The cylindrical sleeve 3 is used for enabling the upper half part of the device and the base 1 to rotate relatively, and the model can be displayed conveniently in the horizontal plane direction.

Round holes 16 are formed in the wheel disc 4, the number of the round holes 16 is multiple, the round holes 16 are in an annular array, and fixing rods 17 are inserted in the round holes 16. The effect of rim plate 4 is that controlling means rotates on the horizontal plane, and dead lever 17 plays fixed action to rim plate 4, and a plurality of round holes 16 can play the fixed effect of multiple spot, can be accurate fixed to the model on the horizontal direction promptly.

The support 6 is rotatably provided with two rotating discs 7, the number of the support 6 is two, the rotating discs 7 are provided with sliding grooves 8, and two ends of each clamping block 10 are slidably connected with the sliding grooves 8. The effect of carousel 7 is that the control model rotates on the vertical plane, improves the bandwagon effect of model, thereby the effect of spout 8 is so that the clamp splice 10 is opened to both sides and is put the model between two clamp splices 10.

A spring 9 is fixedly arranged in the sliding groove 8, one end of the spring 9 is fixedly connected to a clamping block 10, and one end, far away from the clamping block 10, of the spring 9 is fixedly connected to the inner wall of the sliding groove 8. The spring 9 acts to clamp the mould and prevent it from moving.

The number of the clamping blocks 10 is two, through grooves 11 are formed in the clamping blocks 10, and grooves 12 are formed in the clamping blocks 10. The through slots 11 and the grooves 12 are provided to facilitate the visual observation of the model in the 360 ° direction.

The rotating shaft 13 is fixedly connected with the rotating disc 7, a rubber sleeve 15 is installed at one end, away from the rotating shaft 13, of the crank 14, and the rubber sleeve 15 is connected with the rotating shaft 13 in an adhesive mode. The crank 14 is used for facilitating the rotation of the model on a longitudinal plane, and the rubber sleeve 15 is used for facilitating the rotation and improving the comfort level.

The working principle is as follows:

firstly, open clamp splice 10 and place the model between two clamp splices 10, under the effect of spring 9, two clamp splices 10 can press from both sides the model tightly, when needs rotate on the horizontal plane, extract dead lever 17, the carousel 4 rotates, the upper half that the carousel 4 can drive the device when rotating rotates, and then improve the bandwagon effect of model on the horizontal direction, when needs rotate on the vertical plane, rotate crank 14 and drive carousel 7 and rotate, carousel 7 drives the model of clamp splice 10 and centre gripping and rotates on the vertical plane, the user just so can rotate carousel 4 and carousel 7 simultaneously and realize the all-round no dead angle show of model, improve the bandwagon effect of model.

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 dedicated model display device of mathematics, includes base (1), its characterized in that, fixed mounting has cylindricality piece (2) on base (1), cylindricality cover (3) have been cup jointed on cylindricality piece (2), cylindricality cover (3) rotate with cylindricality piece (2) and are connected, the outer lane fixed mounting of cylindricality cover (3) has rim plate (4), cylindricality cover (3) with place platform (5) fixed connection, place platform (5) on fixed mounting have support (6), it is connected with pivot (13) to rotate on support (6), be provided with clamp splice (10) on support (6), fixedly connected with crank (14) on pivot (13).

2. The model display device for mathematics special use as claimed in claim 1, wherein said wheel disc (4) is provided with a plurality of circular holes (16), said plurality of circular holes (16) are in a circular array, and a fixing rod (17) is inserted into said circular holes (16).

3. The mathematics-dedicated model display device according to claim 1, characterized in that said supports (6) are rotatably mounted with two rotating discs (7), said rotating discs (7) are provided with sliding grooves (8), and two ends of said clamping block (10) are slidably connected with said sliding grooves (8).

4. A mathematical model display device as claimed in claim 3, wherein a spring (9) is fixedly installed in the sliding chute (8), one end of the spring (9) is fixedly connected to the clamping block (10), and the end of the spring (9) far away from the clamping block (10) is fixedly connected to the inner wall of the sliding chute (8).

5. The model display device special for mathematics as claimed in claim 1, wherein said clamping blocks (10) are two in number, said clamping blocks (10) are provided with through slots (11), and said clamping blocks (10) are provided with grooves (12).

6. The model display device special for mathematics as claimed in claim 1, wherein said rotating shaft (13) is fixedly connected with the rotating disk (7), one end of said crank (14) far from the rotating shaft (13) is provided with a rubber sleeve (15), and said rubber sleeve (15) is glued with the rotating shaft (13).