CN215341593U

CN215341593U - High school physics frictional force presentation device

Info

Publication number: CN215341593U
Application number: CN202022635262.9U
Authority: CN
Inventors: 陆磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-14
Filing date: 2020-11-14
Publication date: 2021-12-28
Anticipated expiration: 2030-11-14

Abstract

The utility model discloses a high school physical friction force demonstration device which comprises a transverse plate, wherein the left side of the top of the transverse plate is fixedly connected with a vertical plate, the right side of the vertical plate is fixedly connected with a tension sensor, the top of the transverse plate is provided with a trolley, the top of the trolley is provided with a wood box, the left side of the wood box is fixedly connected with the right side of the tension sensor through a rope body, and the surface of the trolley is fixedly connected with a first buffer plate. According to the utility model, through the matching of the transverse plate, the vertical plate, the tension sensor, the trolley, the wood box, the first buffer plate, the guide wheel, the tray, the support plate, the first spring, the second buffer plate, the groove, the sliding rod, the sliding sleeve and the second spring, the purpose of having a protective structure is realized, the damage of the high school physical friction force demonstration device caused by impact force is effectively avoided, the trouble brought to a user is avoided, the requirement of the current market is met, and the practicability and the usability of the high school physical friction force demonstration device are improved.

Description

High school physics frictional force presentation device

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a high school physical friction force demonstration device.

Background

High school physics frictional force presentation device is used for carrying out the physics teaching, but high school physics frictional force presentation device in the past does not have protective structure mostly, leads to high school physics frictional force presentation device to damage because of the impact force easily to bring the trouble for the user, can not satisfy the demand in present market, because the problem that exists above, reduced high school physics frictional force presentation device's practicality and usability, pertinence ground has promoted a high school physics frictional force presentation device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high and medium physical friction force demonstration device which has the advantage of a protective structure and solves the problem that the conventional high and medium physical friction force demonstration device does not have the protective structure.

In order to achieve the purpose, the utility model provides the following technical scheme: a high school physics friction force demonstration device comprises a transverse plate, wherein a vertical plate is fixedly connected to the left side of the top of the transverse plate, a tension sensor is fixedly connected to the right side of the vertical plate, a trolley is arranged on the top of the transverse plate, a wood box is arranged on the top of the trolley, the left side of the wood box is fixedly connected with the right side of the tension sensor through a rope body, a first buffer plate is fixedly connected to the surface of the trolley, a guide wheel is fixedly connected to the right side of the top of the transverse plate, a tray is fixedly connected to the right side of the trolley through the rope body, a support plate is fixedly connected to the right side of the top of the transverse plate, a first spring is fixedly connected to the left side of the support plate, a second buffer plate is fixedly connected to the left side of the first spring, a groove is formed in the right side of the top of the transverse plate, a slide rod is fixedly connected to the inner wall of the groove, and a slide sleeve is sleeved on the surface of the slide rod, the top of sliding sleeve and the bottom fixed connection of second buffer board, the surface cover of slide bar is equipped with the second spring, the left end of second spring and the right side fixed connection of sliding sleeve, the right-hand member of second spring and the inner wall fixed connection of recess.

Preferably, both sides of diaphragm bottom are all fixedly connected with backup pad, the bottom fixedly connected with bottom plate of backup pad.

Preferably, the top of bottom plate is provided with the standing groove, the spout has all been seted up to the both sides of standing groove bottom, the inner wall sliding connection of spout has the slider, the bottom of slider and the top fixed connection of bottom plate.

Preferably, the front surface of the placing groove is fixedly connected with a handle, and the surface of the handle is provided with anti-skid lines.

Preferably, both sides of the bottom plate are fixedly connected with supporting legs, and the bottoms of the supporting legs are fixedly connected with anti-slip pads.

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

1. according to the utility model, through the matching of the transverse plate, the vertical plate, the tension sensor, the trolley, the wood box, the first buffer plate, the guide wheel, the tray, the support plate, the first spring, the second buffer plate, the groove, the sliding rod, the sliding sleeve and the second spring, the purpose of possessing a protective structure is realized, the damage of the high school physical friction force demonstration device caused by impact force is effectively avoided, the trouble brought to a user is avoided, the requirement of the current market is met, the practicability and usability of the high school physical friction force demonstration device are improved, and the problem that the traditional high school physical friction force demonstration device does not have a protective structure is solved.

2. The high-school physical friction demonstration device is provided with the supporting plate and the bottom plate and used for supporting the transverse plate, the placing groove is used for storing articles, the sliding groove and the sliding block are used for moving the placing groove back and forth, the handle is arranged, a user can conveniently move the placing groove, and the supporting legs and the anti-slip pads are arranged and used for increasing friction and improving the stability of the high-school physical friction demonstration device during use.

Drawings

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

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

FIG. 3 is an enlarged view of a portion of A in FIG. 1 according to the present invention.

In the figure: 1. a transverse plate; 2. a vertical plate; 3. a tension sensor; 4. a trolley; 5. a wooden box; 6. a first buffer plate; 7. a guide wheel; 8. a tray; 9. a support plate; 10. a first spring; 11. a second buffer plate; 12. a groove; 13. a slide bar; 14. a sliding sleeve; 15. a second spring; 16. a support plate; 17. a base plate; 18. a placement groove; 19. a chute; 20. a slider; 21. a handle; 22. a support leg; 23. a non-slip mat.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a high school physical friction force demonstration device comprises a transverse plate 1, a vertical plate 2 is fixedly connected to the left side of the top of the transverse plate 1, a tension sensor 3 is fixedly connected to the right side of the vertical plate 2, a trolley 4 is arranged on the top of the transverse plate 1, a wood box 5 is arranged on the top of the trolley 4, the left side of the wood box 5 is fixedly connected with the right side of the tension sensor 3 through a rope, a first buffer plate 6 is fixedly connected to the surface of the trolley 4, a guide wheel 7 is fixedly connected to the right side of the top of the transverse plate 1, a tray 8 is fixedly connected to the right side of the trolley 4 through the rope, a support plate 9 is fixedly connected to the right side of the top of the transverse plate 1, a first spring 10 is fixedly connected to the left side of the support plate 9, a second buffer plate 11 is fixedly connected to the left side of the top of the transverse plate 1, a groove 12 is formed in the right side of the top of the transverse plate, a slide bar 13 is fixedly connected to the inner wall of the groove 12, a slide sleeve 14 is sleeved on the surface of the slide bar 13, the top of the sliding sleeve 14 is fixedly connected with the bottom of the second buffer plate 11, the surface of the sliding rod 13 is sleeved with a second spring 15, the left end of the second spring 15 is fixedly connected with the right side of the sliding sleeve 14, the right end of the second spring 15 is fixedly connected with the inner wall of the groove 12, both sides of the bottom of the transverse plate 1 are fixedly connected with supporting plates 16, the bottom of the supporting plate 16 is fixedly connected with a bottom plate 17, the top of the bottom plate 17 is provided with a placing groove 18, both sides of the bottom of the placing groove 18 are provided with sliding grooves 19, the inner wall of the sliding grooves 19 is slidably connected with sliding blocks 20, the bottom of the sliding blocks 20 is fixedly connected with the top of the bottom plate 17, the front of the placing groove 18 is fixedly connected with a handle 21, the surface of the handle 21 is provided with anti-skid grains, both sides of the bottom plate 17 are fixedly connected with supporting legs 22, the bottom of the supporting legs 22 is fixedly connected with anti-skid pads 23, by arranging the supporting plates 16 and the bottom plate 17, and is used for supporting the transverse plate 1, through arranging the placing groove 18 for storing articles, through arranging the sliding groove 19 and the sliding block 20 for moving the placing groove 18 back and forth, through arranging the handle 21, a user can conveniently move the placing groove 18, through arranging the supporting leg 22 and the anti-slip pad 23 for increasing the friction force and improving the stability of the high school physical friction force demonstration device in use, through the matching of the transverse plate 1, the vertical plate 2, the tension sensor 3, the trolley 4, the wooden box 5, the first buffer plate 6, the guide wheel 7, the tray 8, the supporting plate 9, the first spring 10, the second buffer plate 11, the groove 12, the sliding rod 13, the sliding sleeve 14 and the second spring 15, the purpose of possessing a protective structure is realized, the damage of the high school physical friction force demonstration device caused by impact force is effectively avoided, thereby avoiding bringing troubles to the user, satisfying the demands of the current market, improving the practicability and usability of the high school physical friction force demonstration device, the problem that the traditional high school physical friction force demonstration device does not have a protection structure is solved.

During the use, drive first buffer board 6 through dolly 4 and remove, drive second buffer board 11 through first buffer board 6 and remove, remove through second buffer board 11 and extrude first spring 10, produce elastic potential energy through first spring 10 deformation, cushion the impulsive force through the elastic potential energy of first spring 10, drive sliding sleeve 14 through second buffer board 11 and remove, remove through sliding sleeve 14 and extrude second spring 15, produce elastic potential energy through the deformation of second spring 15, cushion the impulsive force once more through the elastic potential energy of second spring 15.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high school physics frictional force presentation device, includes diaphragm (1), its characterized in that: the left side of the top of the transverse plate (1) is fixedly connected with a vertical plate (2), the right side of the vertical plate (2) is fixedly connected with a tension sensor (3), the top of the transverse plate (1) is provided with a trolley (4), the top of the trolley (4) is provided with a wood box (5), the left side of the wood box (5) is fixedly connected with the right side of the tension sensor (3) through a rope body, the surface of the trolley (4) is fixedly connected with a first buffer plate (6), the right side of the top of the transverse plate (1) is fixedly connected with a guide wheel (7), the right side of the trolley (4) is fixedly connected with a tray (8) through the rope body, the right side of the top of the transverse plate (1) is fixedly connected with a support plate (9), the left side of the support plate (9) is fixedly connected with a first spring (10), the left end of the first spring (10) is fixedly connected with a second buffer plate (11), recess (12) are seted up on the right side at diaphragm (1) top, the inner wall fixedly connected with slide bar (13) of recess (12), the surface cover of slide bar (13) is equipped with sliding sleeve (14), the top of sliding sleeve (14) and the bottom fixed connection of second buffer board (11), the surface cover of slide bar (13) is equipped with second spring (15), the left end of second spring (15) and the right side fixed connection of sliding sleeve (14), the right-hand member of second spring (15) and the inner wall fixed connection of recess (12).

2. The high school physical friction demonstration device according to claim 1 wherein: the supporting plate is fixedly connected to the two sides of the bottom of the transverse plate (1), and a bottom plate (17) is fixedly connected to the bottom of the supporting plate (16).

3. The high school physical friction demonstration device according to claim 2 wherein: the novel storage rack is characterized in that a placing groove (18) is formed in the top of the bottom plate (17), sliding grooves (19) are formed in two sides of the bottom of the placing groove (18), sliding blocks (20) are connected to the inner walls of the sliding grooves (19) in a sliding mode, and the bottoms of the sliding blocks (20) are fixedly connected with the top of the bottom plate (17).

4. A high school physical friction demonstration device according to claim 3 wherein: the front surface of the placing groove (18) is fixedly connected with a handle (21), and anti-skid grains are arranged on the surface of the handle (21).

5. The high school physical friction demonstration device according to claim 2 wherein: the anti-skidding floor is characterized in that supporting legs (22) are fixedly connected to two sides of the bottom plate (17), and anti-skidding pads (23) are fixedly connected to the bottoms of the supporting legs (22).