CN216715698U

CN216715698U - Demonstration device for education and science and technology

Info

Publication number: CN216715698U
Application number: CN202220221717.9U
Authority: CN
Inventors: 徐恩杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-06-10
Anticipated expiration: 2032-01-26

Abstract

The utility model relates to the technical field of demonstration devices, in particular to a demonstration device for education and science, which comprises a base and a driving box, wherein a moving wheel is fixedly arranged on a bottom plate of the base in a rectangular shape, a push rod is fixedly arranged at one end of a top plate of the base, and a supporting mechanism with a fixed block and a limiting mechanism with a limiting ring are arranged on the top end surface of the base. Through setting up the fixed block, the threaded rod, the effect of supplementary piece and bracing piece, can be so that the round trip movement that the demonstration model can be local, make the student homoenergetic of device both sides more careful observe study, reduce the holistic number of times of mr mobile device, alleviate work load, and at the in-process that removes, can be to the bearing structure who forms triangle-shaped between two spinal branch vaulting poles and the base, thereby the carousel is avoided first motor and second motor to cause at the during operation and is rocked, guarantee the stability of demonstration model at the removal in-process.

Description

Demonstration device for education and science and technology

Technical Field

The utility model relates to the technical field of demonstration devices, in particular to a demonstration device for education and science and technology.

Background

Science and technology education: also known as STEM education, through the course activity design taking student's initiative exploration as the center, introduce the software and hardware platform of industry wide application, and participate in engineering challenge competition activity, arouse children to the interest of science and technology, help them to contact with scientific and technological knowledge extensively, master the application method of common engineering tool, train engineering thinking, cultivate its ability of coursing in accepting engineering challenge, initiatively study, and comprehensive application knowledge solution problem, when carrying out scientific and technological education, can use teaching model to demonstrate and explain to the student usually, demonstrate to the model in order to facilitate the model, usually need use the assistance of presentation device.

The fixed condition whether firm of model when the device is removing has often been ignored to current presentation device, and the device is at the removal in-process, and the condition that the model rocked can appear, is unfavorable for the observation of academic, and has the possibility that drops, and the totality is unfavorable for the student under the platform to observe the study.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a demonstration apparatus for education and science, which solves the above problems. In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a presentation device for education and science and technology, includes base drive case, be rectangle fixed mounting on the bottom plate of base and remove the wheel, the one end fixed mounting of base roof has the push rod, the top face of base is provided with the supporting mechanism who has the fixed block and the stop gear who has the spacing ring.

Preferably, the supporting mechanism comprises a fixed block, a threaded cylinder, an auxiliary block and a supporting rod, the fixed block and two first motors are respectively and fixedly installed on a top plate of the base, the first motor is fixedly installed on the outer surface of one side plate of the fixed block, the output end of the first motor penetrates through one side plate of the fixed block and is fixedly connected with a threaded rod, one end corresponding to the threaded rod is rotatably installed on the inner surface of the corresponding side plate of the fixed block, the threaded cylinder is in threaded connection with the threaded rod, a slide rail is arranged on the top surface of a bottom plate of the fixed block, a slide block is slidably installed on the slide rail, the top of the slide block is fixedly connected to the bottom of the threaded cylinder, the top of the threaded cylinder is fixedly connected with a driving box, a guide rail is fixedly connected between two side plates corresponding to the first motors, slide cylinders are both slidably connected to the guide rails, and the supporting rods are both movably connected to the slide cylinders, and one ends corresponding to the two support rods are movably connected to the outer surface of the corresponding side plate of the driving box.

Preferably, the two auxiliary blocks are symmetrically distributed on the base by taking the fixed block as a center.

Preferably, stop gear includes second motor, carousel, stopper and spring, the inside fixed mounting of drive case has the second motor, the output of second motor runs through the roof and the fixedly connected with carousel of drive case, symmetry fixed mounting has the stopper on the roof of carousel, two equal fixedly connected with a plurality of springs on the curb plate that the stopper corresponds, and a plurality of the one end fixedly connected with spacing ring that the spring corresponds.

Preferably, the central position of the turntable top plate is provided with a placing groove, one side surface corresponding to the two limiting rings is provided with a rubber pad, and the rubber pad is provided with anti-skid lines.

Preferably, a pull rod is fixedly connected to one side plate of the limiting ring, and one end of the pull rod penetrates through the side plate of the limiting block and is fixedly connected with a handle.

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

according to the demonstration model, the demonstration model can locally move back and forth by the aid of the fixed blocks, the threaded rods, the auxiliary blocks and the supporting rods, students on two sides of the demonstration model can observe and study more carefully, the number of times that teachers move the whole device is reduced, workload is reduced, and a triangular supporting structure can be formed between the two supporting rods and the base in the moving process, so that the turntable prevents the first motor and the second motor from shaking during working, and stability of the demonstration model in the moving process is guaranteed;

according to the utility model, the demonstration model on the turntable can be limited and fixed by arranging the limiting block, the spring and the limiting ring, so that the demonstration model is further ensured not to shake in the moving process, the stability of the demonstration model in the moving process is improved, the students can clearly observe and study, the demonstration models with different sizes can be limited, different requirements are met, and the operation is simple.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is an exploded view of the support mechanism of the present invention;

fig. 4 is a schematic bottom view of the present invention.

In the figure: 1. a base; 2. a fixed block; 3. a first motor; 4. a threaded rod; 5. a threaded barrel; 6. a slide rail; 7. an auxiliary block; 8. a guide rail; 9. a slide cylinder; 10. a support bar; 11. a drive box; 12. a second motor; 13. a turntable; 14. a limiting block; 15. a spring; 16. a limit ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a presentation device for education and science and technology, includes base 1 drive case 11, is rectangle fixed mounting and has the removal wheel on base 1's the bottom plate, and the one end fixed mounting of base 1 roof has the push rod, and base 1's top face is provided with the supporting mechanism that has fixed block 2 and the stop gear who has spacing ring 16.

In the embodiment, as shown in fig. 1, 2, 3 and 4, the supporting mechanism includes a fixed block 2, a threaded cylinder 5, an auxiliary block 7 and a supporting rod 10, the fixed block 2 and two first motors 3 are respectively and fixedly mounted on a top plate of the base 1, the first motor 3 is fixedly mounted on an outer surface of a side plate of the fixed block 2, an output end of the first motor 3 penetrates through a side plate of the fixed block 2 and is fixedly connected with a threaded rod 4, a corresponding end of the threaded rod 4 is rotatably mounted on an inner surface of a corresponding side plate of the fixed block 2, the threaded cylinder 5 is in threaded connection with the threaded rod 4, a sliding rail 6 is arranged on a top surface of a bottom plate of the fixed block 2, a sliding block is slidably mounted on the sliding rail 6, a top of the sliding block is fixedly connected to a bottom of the threaded cylinder 5, a driving box 11 is fixedly connected to a top of the threaded cylinder 5, and a guide rail 8 is fixedly connected between two corresponding side plates of the two first motors 3, all sliding connection has a smooth section of thick bamboo 9 on two guide rails 8, and all swing joint has bracing piece 10 on two smooth sections of thick bamboo 9, and the equal swing joint of the one end that two bracing pieces 10 correspond corresponds the surface of a curb plate at drive box 11.

In this embodiment, as shown in fig. 1, fig. and fig. 3, the two auxiliary blocks 7 are symmetrically distributed on the base 1 with the fixed block 2 as the center.

In this embodiment, as shown in fig. 1 and fig. 2, stop gear includes second motor 12, carousel 13, stopper 14 and spring 15, the inside fixed mounting of drive box 11 has second motor 12, the output of second motor 12 runs through the roof and the fixedly connected with carousel 13 of drive box 11, symmetry fixed mounting has stopper 14 on the roof of carousel 13, equal fixedly connected with a plurality of springs 15 on the curb plate that two stoppers 14 correspond, and the one end fixedly connected with spacing ring 16 that a plurality of springs 15 correspond.

In this embodiment, as shown in fig. 1 and 2, a placing groove is formed in the center of the top plate of the turntable 13, a rubber pad is disposed on one side surface corresponding to the two limiting rings 16, and an anti-slip pattern is formed on the rubber pad.

In this embodiment, as shown in fig. 1 and fig. 2, a pull rod is fixedly connected to one side plate of the limiting ring 16, and one end of the pull rod penetrates through the one side plate of the limiting block 14 and is fixedly connected with a handle.

The use method and the advantages of the utility model are as follows: this kind of presentation device for education and science and technology is when using, and the course of work is as follows:

as shown in fig. 1, 2, 3 and 4, when the device is used, firstly, the electric equipment in the device is externally connected with a power supply, when the teacher explains the demonstration model, the switch of the first motor 3 is turned on to work, the first motor 3 works to rotate the threaded rod 4, and under the action of the slide rail 6 and the slide block, the thread cylinder 5 horizontally moves back and forth on the threaded rod 4, thereby enabling the demonstration model to move back and forth, enabling students at both sides of the device to observe and study more carefully, reducing the times of moving the device integrally by teachers, reducing the workload, and in the moving process, a triangular supporting structure can be formed between the two supporting rods 10 and the base 1, therefore, the rotary disc 13 prevents the first motor 3 and the second motor 12 from shaking during working, and the stability of the demonstration model in the moving process is ensured.

And when the installation demonstration model, promote two spacing rings 16 respectively, then place the demonstration model in the standing groove on carousel 13, loosen spacing ring 16, under the restoration of spring 15, make two spacing rings 16 carry on spacingly to the demonstration model, thereby further assurance demonstration model can not rock at the removal in-process, promote the stability ability of demonstration model at the removal in-process, make observation and study that the student can be clear, and can carry on spacingly to the demonstration model of unidimensional not, satisfy different demands, and easy operation.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a presentation device for education and science and technology, includes base (1) and drive case (11), its characterized in that: be rectangle fixed mounting and have the removal wheel on the bottom plate of base (1), the one end fixed mounting of base (1) roof has the push rod, the top face of base (1) is provided with the supporting mechanism that has fixed block (2) and the stop gear who has spacing ring (16).

2. A presentation apparatus for educational technology, according to claim 1, wherein: the supporting mechanism comprises a fixed block (2), a threaded barrel (5), an auxiliary block (7) and a supporting rod (10), the fixed block (2) and two first motors (3) are fixedly mounted on a top plate of the base (1) respectively, the first motors (3) are fixedly mounted on the outer surface of one side plate of the fixed block (2), the output ends of the first motors (3) penetrate through one side plate of the fixed block (2) and are fixedly connected with threaded rods (4), one corresponding ends of the threaded rods (4) are rotatably mounted on the inner surface of the corresponding side plate of the fixed block (2), the threaded rods (4) are in threaded connection with the threaded barrel (5), a sliding rail (6) is arranged on the top surface of a bottom plate of the fixed block (2), a sliding block is slidably mounted on the sliding rail (6), the top of the sliding block is fixedly connected to the bottom of the threaded barrel (5), and a driving box (11) is fixedly connected to the top of the threaded barrel (5), two fixedly connected with guide rail (8), two between the both sides board that first motor (3) correspond equal sliding connection has slide cartridge (9), two on guide rail (8) equal swing joint has bracing piece (10) on slide cartridge (9), and two the equal swing joint of one end that bracing piece (10) correspond corresponds the surface of a curb plate in drive case (11).

3. A presentation apparatus for educational technology, according to claim 2, wherein: the two auxiliary blocks (7) are symmetrically distributed on the base (1) by taking the fixed block (2) as a center.

4. A presentation apparatus for educational technology, according to claim 1, wherein: stop gear includes second motor (12), carousel (13), stopper (14) and spring (15), the inside fixed mounting of drive case (11) has second motor (12), the output of second motor (12) runs through roof and fixedly connected with carousel (13) of drive case (11), symmetry fixed mounting has stopper (14), two on the roof of carousel (13) equal fixedly connected with a plurality of springs (15), and a plurality of on the curb plate that stopper (14) correspond one end fixedly connected with spacing ring (16) that spring (15) correspond.

5. A presentation apparatus for educational technology, according to claim 4, wherein: the center position department of carousel (13) roof has seted up the standing groove, two a side that spacing ring (16) correspond is provided with the rubber pad, seted up anti-skidding line on the rubber pad.

6. A presentation apparatus for educational technology, according to claim 4, wherein: a pull rod is fixedly connected to one side plate of the limiting ring (16), and one end of the pull rod penetrates through the side plate of the limiting block (14) and is fixedly connected with a handle.