CN210777407U

CN210777407U - Be used for physics teaching device

Info

Publication number: CN210777407U
Application number: CN201921893000.3U
Authority: CN
Inventors: 徐敏
Original assignee: Ankang University
Current assignee: Ankang University
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-16
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a device for physical teaching, which relates to the field of auxiliary teaching devices, and comprises a laboratory table, wherein the outer surface of the upper end of the laboratory table is provided with a demonstration device and a receiving box, the receiving box is positioned at one side of the demonstration device, the outer surface of one side of the laboratory table is provided with a push rod, the outer surface of the lower end of the laboratory table is provided with a pneumatic device, through the arrangement of the demonstration device, the demonstration device can enable students to more clearly and intuitively know the physical principle, the students can conveniently move to try by themselves, the operation is simpler, through the arrangement of the pneumatic device, the pneumatic device can facilitate the lifting of the laboratory table, the pneumatic device can be adjusted as required, the students in each area can clearly observe, the practicability of the physical teaching device is improved, through the arrangement of universal wheels, the universal wheels are convenient for moving the physical teaching device, and the use is more convenient, the using effect is better compared with the traditional mode.

Description

Be used for physics teaching device

Technical Field

The utility model relates to an auxiliary teaching device field, concretely relates to be used for physical teaching device.

Background

Physics is a natural science, which focuses on studying substances, energy, space, time, especially their respective properties and interrelationships among each other, and is knowledge about the laws of nature; in a more general sense, physics is a very important discipline in the education world, and the physics is well known in the existing physics teaching: the Elatony measures the circumference of the earth, Galileo free fall tests, Newton's prism decomposes experiments such as sunlight, but the existing physical teaching device is simple and crude, so that students cannot intuitively understand the principle of the device, and the device is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a device for physical teaching, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a device for physical teaching comprises a laboratory bench, wherein the outer surface of the upper end of the laboratory bench is provided with a demonstration device and a receiving box, the receiving box is positioned at one side of the demonstration device, the outer surface of one side of the laboratory bench is provided with a push rod, the outer surface of the lower end of the laboratory bench is provided with a pneumatic device, the outer surface of the lower end of the pneumatic device is provided with a chassis, the outer surface of the lower end of the chassis is provided with a universal wheel, the middle part of the demonstration device is provided with a small sliding groove and a large sliding groove, the small sliding groove is positioned at one side of the large sliding groove, a small ball is placed in the small sliding groove, a large ball is placed in the large sliding groove, the outer surface of one side of the demonstration device is provided with a movable plate, the outer surfaces of two sides of the pneumatic device are both, the outer surface of the front end of the pneumatic device is provided with a control switch, the outer surface of the upper portion of the universal wheel is provided with a connecting rod, and the outer surface of one side of the universal wheel is provided with a limiter.

Preferably, be provided with the fixed slot between laboratory bench and the presentation device, the upper end surface of laboratory bench can be dismantled through the lower extreme surface of fixed slot and presentation device and be connected, be provided with the connector link between laboratory bench and the accepting box, the upper end surface of laboratory bench can be dismantled through the connector link and the lower extreme surface of accepting the box and be connected.

Preferably, the outer surface of the lower end of the experiment table is movably connected with the outer surface of the upper end of the chassis through a pneumatic device, the outer surface of the lower end of the chassis is detachably connected with the outer surfaces of the upper ends of the universal wheels through connecting rods, and the number of the universal wheels is four.

Preferably, a cross screw is arranged between the experiment table and the push rod, and the outer surface of one side of the experiment table is detachably connected with the outer surface of one end of the push rod through the cross screw.

Preferably, a sliding rail is arranged between the demonstration device and the movable plate, and the inner walls of two sides of the demonstration device are movably connected with the outer walls of two sides of the movable plate through the sliding rail.

Preferably, the outer surfaces of the two sides of the pneumatic device are fixedly connected with the outer surface of one side of the pneumatic press through connecting pipes, and the number of the pneumatic presses is two.

Compared with the prior art, the utility model discloses following beneficial effect has: this a be used for physical teaching device, setting through presentation device, presentation device can let the student more clearly audio-visual going know the physics principle, the student of being convenient for oneself hands on trying, the operation is comparatively simple, setting through pneumatic means, pneumatic means can be convenient for the lift of laboratory bench, can adjust as required, can let the observation that each regional student can both be clear, the practicality of physical teaching device has been improved, through the universal wheel setting, the universal wheel is convenient for remove physical teaching device, it is more convenient when using, the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of a physical teaching device according to the present invention;

fig. 2 is a structural diagram of a demonstration device 2 for a physical teaching device of the present invention;

fig. 3 is a structural diagram of a pneumatic device 5 for a physical teaching device of the present invention;

fig. 4 is the utility model relates to a structure chart for physical teaching device universal wheel 7.

In the figure: 1. a laboratory bench; 2. a presentation device; 3. a receiving cartridge; 4. a push rod; 5. a pneumatic device; 6. a chassis; 7. a universal wheel; 8. a small chute; 9. a large chute; 10. a small ball; 11. a big ball; 12. a movable plate; 13. a connecting pipe; 14. a gas compressor; 15. a lifting rod; 16. a control switch; 17. a connecting rod; 18. and a limiting stopper.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1-4, a device for physical teaching, which comprises a test table 1, wherein the outer surface of the upper end of the test table 1 is provided with a demonstration device 2 and a receiving box 3, the receiving box 3 is positioned at one side of the demonstration device 2, the outer surface of one side of the test table 1 is provided with a push rod 4, the outer surface of the lower end of the test table 1 is provided with a pneumatic device 5, the outer surface of the lower end of the pneumatic device 5 is provided with a chassis 6, the outer surface of the lower end of the chassis 6 is provided with a universal wheel 7, the middle part of the demonstration device 2 is provided with a small chute 8 and a large chute 9, the small chute 8 is positioned at one side of the large chute 9, a small ball 10 is placed in the small chute 8, a large ball 11 is placed in the large chute 9, the outer surface of one side of the demonstration device 2 is provided with, the middle part of the pneumatic press 14 is provided with a lifting rod 15, the outer surface of the front end of the pneumatic device 5 is provided with a control switch 16, the outer surfaces of the upper parts of the universal wheels 7 are provided with connecting rods 17, and the outer surface of one side of the universal wheel 7 is provided with a stopper 18.

Further, be provided with the fixed slot between laboratory bench 1 and the presentation device 2, the upper end surface of laboratory bench 1 can be dismantled through the lower extreme surface of fixed slot and presentation device 2 and be connected, is provided with the connector link between laboratory bench 1 and the accepting box 3, and the upper end surface of laboratory bench 1 can be dismantled through the connector link and the lower extreme surface of accepting box 3 and be connected, and presentation device 2 is of value to the operation and explains the physical experiment.

Further, the lower extreme surface of laboratory bench 1 passes through

pneumatic means

5 and 6 upper end surface swing joint on chassis, and the lower extreme surface of chassis 6 passes through connecting rod 17 and can dismantle with the upper end surface of universal wheel 7 and be connected, and the quantity of universal wheel 7 is four groups, and universal wheel 7 is favorable to removing the physics teaching device.

Further, be provided with the cross screw between laboratory bench 1 and the push rod 4, the one side surface of laboratory bench 1 can be dismantled through the one end surface of cross screw with push rod 4 and be connected, and push rod 4 is favorable to promoting the physics teaching device.

Further, a sliding rail is arranged between the demonstration device 2 and the movable plate 12, inner walls on two sides of the demonstration device 2 are movably connected with outer walls on two sides of the movable plate 12 through the sliding rail, and the movable plate 12 is beneficial to use of the demonstration device 2.

Furthermore, the outer surfaces of two sides of the pneumatic device 5 are fixedly connected with the outer surface of one side of the pneumatic press 14 through the connecting pipe 13, the number of the pneumatic presses 14 is two, and the pneumatic device 5 is beneficial to the lifting of the physical teaching device.

It should be noted that, the utility model relates to a be used for physical teaching device, when using, push rod 4 with physical teaching device push to appointed position, the accessible pushes down stopper 18 and makes stopper 18 support universal wheel 7, prevent that universal wheel 7 from moving by accident when using physical teaching device, can be according to the circumstances, through control switch 16 start pneumatic means 5, make pneumatic means 5 provide kinetic energy for aerostatic press 14, aerostatic press 14 is when receiving the kinetic energy that pneumatic means 5 transmitted, aerostatic press 14 can force lifter 15 to go up and down, thereby rise or reduce the height of laboratory bench 1, what this demonstration device 2 demonstrated is the free falling body test of galileo, the accessible is placed little ball 10 and big ball 11 respectively in corresponding little spout 8 and big spout 9, make little ball 10 and big ball 11 paste to fly leaf 12, because demonstration device 2 has certain slope, when the movable plate 12 is removed, the small ball 10 and the large ball 11 fall down simultaneously by their own weight and finally fall into the receiving box 3, and the experiment can explain that the physical principle such as gravity acceleration is more and more practical because the weight is not larger and the falling speed is faster.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A device for physics teaching, comprising a laboratory bench (1), characterized in that: the device is characterized in that a demonstration device (2) and a receiving box (3) are arranged on the outer surface of the upper end of the experiment table (1), the receiving box (3) is located on one side of the demonstration device (2), a push rod (4) is arranged on the outer surface of one side of the experiment table (1), a pneumatic device (5) is arranged on the outer surface of the lower end of the experiment table (1), a chassis (6) is arranged on the outer surface of the lower end of the pneumatic device (5), universal wheels (7) are arranged on the outer surface of the lower end of the chassis (6), a small sliding groove (8) and a large sliding groove (9) are arranged in the middle of the demonstration device (2), the small sliding groove (8) is located on one side of the large sliding groove (9), a small round ball (10) is placed in the small sliding groove (8), a large round ball (11) is placed in the large sliding groove (9), a, the pneumatic device is characterized in that connecting pipes (13) are arranged on the outer surfaces of the two sides of the pneumatic device (5), air compressors (14) are arranged on the outer surfaces of the other ends of the connecting pipes (13), lifting rods (15) are arranged in the middle of the air compressors (14), control switches (16) are arranged on the outer surfaces of the front ends of the pneumatic device (5), connecting rods (17) are arranged on the outer surfaces of the universal wheels (7), and a stopper (18) is arranged on the outer surface of one side of each universal wheel (7).

2. A physical teaching device according to claim 1, wherein: be provided with the fixed slot between laboratory bench (1) and presentation device (2), the upper end surface of laboratory bench (1) can be dismantled through the lower extreme surface of fixed slot and presentation device (2) and be connected, be provided with the connector link between laboratory bench (1) and the box (3) of accepting, the upper end surface of laboratory bench (1) can be dismantled through the connector link and the lower extreme surface of accepting box (3) and be connected.

3. A physical teaching device according to claim 1, wherein: the outer surface of the lower end of the experiment table (1) is movably connected with the outer surface of the upper end of the chassis (6) through a pneumatic device (5), the outer surface of the lower end of the chassis (6) is detachably connected with the outer surface of the upper end of the universal wheel (7) through a connecting rod (17), and the number of the universal wheels (7) is four.

4. A physical teaching device according to claim 1, wherein: be provided with the cross screw between laboratory bench (1) and push rod (4), the one side surface of laboratory bench (1) passes through the cross screw and can dismantle with the one end surface of push rod (4) and be connected.

5. A physical teaching device according to claim 1, wherein: the demonstration device is characterized in that a sliding rail is arranged between the demonstration device (2) and the movable plate (12), and the inner walls of two sides of the demonstration device (2) are movably connected with the outer walls of two sides of the movable plate (12) through the sliding rail.

6. A physical teaching device according to claim 1, wherein: the outer surfaces of two sides of the pneumatic device (5) are fixedly connected with the outer surface of one side of the pneumatic press (14) through connecting pipes (13), and the number of the pneumatic presses (14) is two.