CN215679789U - Experimental device for high school physics friction mechanics is learnt - Google Patents
Experimental device for high school physics friction mechanics is learnt Download PDFInfo
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- CN215679789U CN215679789U CN202121808575.8U CN202121808575U CN215679789U CN 215679789 U CN215679789 U CN 215679789U CN 202121808575 U CN202121808575 U CN 202121808575U CN 215679789 U CN215679789 U CN 215679789U
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Abstract
The utility model discloses an experimental device for high school physics friction mechanics study, and relates to the technical field of high school physics experiments. This experimental apparatus is used to high school's physics friction mechanics is learnt, including main platform and friction plate, the first support column of last fixed surface of main platform is connected with, the first backup pad of lower fixed surface of main platform is connected with, the lateral wall fixedly connected with fixed block of first backup pad, the last sliding surface of friction plate is connected with the clutch blocks, the first becket of the outer fixed surface of friction plate is connected with, and through the last fixed surface at the friction plate connecting partition board, the quantity of clutch blocks is two sets of for the user is when using the device to experiment, can carry out the experiment that two sets of conditions are different simultaneously or contrast the experiment, obtains more experimental data results, makes the range of application of device more extensive.
Description
Technical Field
The utility model relates to the technical field of high school physics experiments, in particular to an experimental device for high school physics friction mechanics study.
Background
In high school physics teaching, many cases need to be demonstrated, and since physics is a natural science based on experiments, and the process of generating and developing physics is reviewed, it can be seen that physics experiments all the time occupy an extremely important position, and the establishment and development of classical physics and the development of modern physics are closely related to physics experiments.
However, in the physical teaching process, the teaching content about frictional force, the teacher generally all needs to demonstrate the mechanics phenomenon of frictional force with the help of some teaching aids in the classroom, adopt traditional experimental apparatus, the human factor influences greatly, thereby make the teaching process not nimble enough, and traditional experimental apparatus uses very inconveniently, be unfavorable for student's study and understanding, when carrying out the experiment, can not carry out the contrast experiment in order to obtain more experimental data, and, the angle of friction platform also can not be adjusted, thereby the restrictive of experimental condition has been led to the fact, can not acquire more experimental results and let the student acquire more knowledge, consequently, need provide high school's physical friction mechanics and learn experimental apparatus with experimental apparatus in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model discloses an experimental device for high school physical friction mechanics study, which aims to solve the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: experimental apparatus is used in high school's physics friction mechanics habit includes:
the upper surface of the main platform is fixedly connected with a first supporting column, the lower surface of the main platform is fixedly connected with a first supporting plate, and the side wall of the first supporting plate is fixedly connected with a fixing block;
the friction plate is connected with a friction block on the upper surface in a sliding mode, and a first rope ring is fixedly connected to the outer surface of the friction block.
Preferably, the inner wall of the first support column is fixedly connected with a connecting rod, and the outer surface of the connecting rod is rotatably connected with a friction plate.
Preferably, a first sliding groove is formed in the friction plate, a second sliding groove is formed in the first sliding groove, a sliding rod is connected to the second sliding groove in a sliding mode, a positioning disc is fixedly connected to one end of the sliding rod, and the positioning disc is connected to the second sliding groove in a sliding mode.
Preferably, one end of the sliding rod, which is far away from the positioning disc, is fixedly connected with a sleeve, a threaded rod is rotatably connected inside the sleeve, and a rocker is fixedly connected to the bottom end of the threaded rod.
Preferably, the inner wall of the fixed block is fixedly connected with a sliding rod, the outer surface of the sliding rod is connected with a weight plate in a sliding manner, the upper surface of the weight plate is fixedly connected with a fixed plate, and the upper surface of the weight plate is fixedly connected with a second rope ring.
Preferably, the side wall of the main platform is fixedly connected with a second supporting plate, the inside of the second supporting plate is rotatably connected with a rotating wheel, and the outer surface of the rotating wheel is provided with a rotating groove.
Preferably, the internal thread of the main platform is connected with a threaded rod, and the upper surface of the main platform is fixedly connected with a second supporting column.
Preferably, the upper surface of the friction plate is fixedly connected with a partition plate, and the number of the friction blocks is two.
The utility model discloses an experimental device for high school physical friction mechanics, which has the following beneficial effects:
1. this experimental apparatus is used to high school's physics friction mechanics, first spout has been seted up through the inside at the friction plate, the second spout is seted up in the inside of first spout, the inside sliding connection slide bar at the second spout, the one end fixed connection positioning disk of slide bar, positioning disk sliding connection is in the inside of second spout, make the slide bar when the inside of second spout slides, also can drive the positioning disk and slide in the inside of second spout, when the slide bar slides in the inside of second spout, its angle can change, probably drop from the inside of second spout, and the effect of positioning disk is exactly the angle of fixed slide bar, make it can not drop from the inside of second spout, guarantee device's normal operating.
2. This experimental apparatus is used to high school's physics friction mechanics, when the user rotates the rocker and drives the threaded rod and rotate, the threaded rod can rise or descend in the inside of main platform, and simultaneously, the threaded rod can rotate in telescopic inside, and it slides in the inside of first spout to drive the sleeve, can drive the friction plate simultaneously and rotate, adjust the angle that the experiment was gone on, in order to obtain more experimental data, improve the device's practicality, through the last fixed surface at the friction plate connecting partition plate, the quantity of clutch blocks is two sets of, make the user when using the device to experiment, can carry out the experiment that two sets of conditions are different simultaneously or contrast the experiment, obtain more experimental data results, make the range of application of device more extensive.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the outer surface structure of the runner;
FIG. 4 is a schematic view of the structure of the outer surface of the friction plate;
FIG. 5 is a schematic view of the outer surface of the threaded rod;
fig. 6 is a schematic diagram of the structure of the outer surface of the weight plate.
In the figure: 1. a main platform; 2. a first support plate; 3. a first support column; 4. a friction plate; 5. a friction block; 6. a partition plate; 7. a first loop; 8. a second support plate; 9. a fixed block; 10. a slide bar; 11. a second support column; 12. rotating the groove; 13. a rotating wheel; 14. a first chute; 15. a sleeve; 16. a second chute; 17. a weight plate; 18. a fixing plate; 19. a second loop; 20. a slide bar; 21. positioning a plate; 22. a threaded rod; 23. a rocker; 24. a connecting rod.
Detailed Description
The embodiment of the utility model discloses an experimental device for high school physical friction mechanics, which comprises the following components in parts by weight as shown in figures 1-6:
the upper surface of the main platform 1 is fixedly connected with a first supporting column 3, the lower surface of the main platform 1 is fixedly connected with a first supporting plate 2, the side wall of the first supporting plate 2 is fixedly connected with a fixing block 9, and the lower surface of the main platform 1 is fixedly connected with the first supporting plate 2 so as to support the main platform 1;
the friction plate 4 is provided with a friction block 5 on the upper surface of the friction plate 4 in a sliding connection mode, and a first rope ring 7 is fixedly connected to the outer surface of the friction block 5.
According to the attached drawings 1 and 4, the inner wall of the first support column 3 is fixedly connected with the connecting rod 24, the outer surface of the connecting rod 24 is rotatably connected with the friction plate 4, the connecting rod 24 is fixedly connected with the inner wall of the first support column 3, and the outer surface of the connecting rod 24 is rotatably connected with the friction plate 4, so that the friction plate 4 has a rotating function and can adjust the angle of the experiment.
As shown in fig. 4, a first sliding slot 14 is formed inside the friction plate 4, a second sliding slot 16 is formed inside the first sliding slot 14, a sliding rod 20 is slidably connected inside the second sliding slot 16, one end of the sliding rod 20 is fixedly connected with a positioning plate 21, the positioning plate 21 is slidably connected inside the second sliding slot 16, the first sliding slot 14 is formed inside the friction plate 4, the second sliding slot 16 is formed inside the first sliding slot 14, the sliding rod 20 is slidably connected inside the second sliding slot 16, one end of the sliding rod 20 is fixedly connected with the positioning plate 21, the positioning plate 21 is slidably connected inside the second sliding slot 16, so that when the sliding rod 20 slides inside the second sliding slot 16, the positioning plate 21 is also driven to slide inside the second sliding slot 16, when the sliding rod 20 slides inside the second sliding slot 16, the angle of the sliding rod changes, and the sliding rod may fall off from inside the second sliding slot 16, the positioning plate 21 is used for fixing the angle of the sliding rod 20, so that the sliding rod cannot fall off from the inside of the second sliding chute 16, and the normal operation of the device is ensured.
According to the figure 5, one end of the sliding rod 20 far away from the positioning disc 21 is fixedly connected with a sleeve 15, a threaded rod 22 is rotatably connected inside the sleeve 15, and a rocker 23 is fixedly connected to the bottom end of the threaded rod 22.
According to the attached figure 6, the inner wall of the fixed block 9 is fixedly connected with a sliding rod 10, the outer surface of the sliding rod 10 is connected with a weight plate 17 in a sliding way, the upper surface of the weight plate 17 is fixedly connected with a fixed plate 18, the upper surface of the weight plate 17 is fixedly connected with a second rope ring 19, the sliding rod 10 is fixedly connected with the inner wall of the fixed block 9, the outer surface of the sliding rod 10 is connected with the weight plate 17 in a sliding way, the upper surface of the weight plate 17 is fixedly connected with a fixed plate 18, the upper surface of the weight plate 17 is fixedly connected with a second rope ring 19, when an experiment is carried out, a rope is sleeved inside the first rope ring 7 and the second rope ring 19, so that the weight plate 17 drives the friction block 5 to slide, but at the moment, the weight plate 17 can be overturned in the descending process, so that the weight plate 17 keeps balance in the up-down operation by sliding the weight plate 17 on the outer surface of the sliding rod 10, the fixed plate 18 prevents the weight from falling off in the process of moving up and down, and the data result of the experiment is influenced.
According to shown in figure 1 and figure 3, main platform 1 lateral wall fixedly connected with second backup pad 8, the inside rotation of second backup pad 8 is connected with runner 13, runner 12 has been seted up to runner 13's surface, through at main platform 1 lateral wall fixedly connected with second backup pad 8, the inside rotation at second backup pad 8 is connected with runner 13, runner 12 has been seted up at runner 13's surface, make the rope when removing, through the inside sliding connection rope at runner 12, runner 13 moves along with the rope, the influence of the experimental data result is yearly tested to the biggest reduction frictional force.
According to the attached drawing 1, the threaded rod 22 is connected to the internal thread of the main platform 1, the second support column 11 is fixedly connected to the upper surface of the main platform 1 to limit the friction plate 4, and when the threaded rod 22 drives the friction plate 4 to descend, the second support column 11 is arranged to keep the lowest angle in balance.
According to the attached figure 2, the upper surface of the friction plate 4 is fixedly connected with a partition plate 6, and the number of the friction blocks 5 is two.
The working principle is as follows: when the device is used, firstly, the connecting rod 24 is fixedly connected to the inner wall of the first supporting column 3, the friction plate 4 is rotatably connected to the outer surface of the connecting rod 24, so that the friction plate 4 has a rotating function, the angle of an experiment can be adjusted, then, the friction block 5 is slidably connected to the upper surface of the friction plate 4, so that the experimental device has a basic function of friction force learning, the first rope ring 7 is fixedly connected to the outer surface of the friction block 5, and when the experiment is carried out, a rope is threaded inside the first rope ring 7, so that the whole friction block 5 obtains a stress point and moves under the action of the tensile force of no weight; the first sliding groove 14 is formed in the friction plate 4, the second sliding groove 16 is formed in the first sliding groove 14, the sliding rod 20 is connected to the second sliding groove 16 in a sliding mode, one end of the sliding rod 20 is fixedly connected with the positioning disc 21, and the positioning disc 21 is connected to the second sliding groove 16 in a sliding mode, so that when the sliding rod 20 slides in the second sliding groove 16, the positioning disc 21 can be driven to slide in the second sliding groove 16, when the sliding rod 20 slides in the second sliding groove 16, the angle of the sliding rod 20 can be changed and can possibly fall off from the inside of the second sliding groove 16, the positioning disc 21 is used for fixing the angle of the sliding rod 20, the sliding rod 20 cannot fall off from the inside of the second sliding groove 16, and normal operation of the device is guaranteed.
Then when the user rotates rocker 23 and drives threaded rod 22 and rotate, threaded rod 22 can rise or descend in the inside of main platform 1, and simultaneously, threaded rod 22 can rotate in the inside of sleeve 15, and drive sleeve 15 and slide in the inside of first spout 14, can drive friction plate 4 simultaneously and rotate, adjust the angle that the experiment was gone on, in order to obtain more experimental data, improve the device's practicality, through the last fixed surface at friction plate 4 connection baffle 6, the quantity of clutch blocks 5 is two sets of, make the user when using the device to experiment, can carry out the different experiment of two sets of conditions simultaneously or contrast the experiment, obtain more experimental data results, make the range of application of device more extensive.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. Experimental apparatus is used in high school's physics friction mechanics habit, its characterized in that includes:
the device comprises a main platform (1), wherein the upper surface of the main platform (1) is fixedly connected with a first supporting column (3), the lower surface of the main platform (1) is fixedly connected with a first supporting plate (2), and the side wall of the first supporting plate (2) is fixedly connected with a fixing block (9);
the rope-pulling device comprises a friction plate (4), wherein the upper surface of the friction plate (4) is connected with a friction block (5) in a sliding mode, and the outer surface of the friction block (5) is fixedly connected with a first rope ring (7).
2. An experimental apparatus for practicing physics of friction according to claim 1, wherein: the inner wall of the first supporting column (3) is fixedly connected with a connecting rod (24), and the outer surface of the connecting rod (24) is rotatably connected with a friction plate (4).
3. An experimental apparatus for practicing physics of friction according to claim 1, wherein: first spout (14) have been seted up to friction plate (4) inside, second spout (16) have been seted up to the inside of first spout (14), the inside sliding connection of second spout (16) has slide bar (20), the one end fixedly connected with positioning disk (21) of slide bar (20), positioning disk (21) sliding connection is in the inside of second spout (16).
4. The experimental apparatus for practicing physics of friction according to claim 3, wherein: one end fixedly connected with sleeve (15) that locating disc (21) was kept away from in slide bar (20), the inside of sleeve (15) is rotated and is connected with threaded rod (22), the bottom fixedly connected with rocker (23) of threaded rod (22).
5. An experimental apparatus for practicing physics of friction according to claim 1, wherein: the inner wall of the fixed block (9) is fixedly connected with a sliding rod (10), the outer surface of the sliding rod (10) is connected with a weight plate (17) in a sliding mode, the upper surface of the weight plate (17) is fixedly connected with a fixed plate (18), and the upper surface of the weight plate (17) is fixedly connected with a second rope ring (19).
6. An experimental apparatus for practicing physics of friction according to claim 1, wherein: the main platform (1) lateral wall fixedly connected with second backup pad (8), the inside rotation of second backup pad (8) is connected with runner (13), rotary trough (12) have been seted up to the surface of runner (13).
7. The experimental apparatus for high school physical friction mechanics according to claim 4, wherein: the internal thread of main platform (1) is connected with threaded rod (22), the last fixed surface of main platform (1) is connected with second support column (11).
8. An experimental apparatus for practicing physics of friction according to claim 1, wherein: the upper surface of the friction plate (4) is fixedly connected with a partition plate (6), and the number of the friction blocks (5) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121808575.8U CN215679789U (en) | 2021-08-04 | 2021-08-04 | Experimental device for high school physics friction mechanics is learnt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121808575.8U CN215679789U (en) | 2021-08-04 | 2021-08-04 | Experimental device for high school physics friction mechanics is learnt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215679789U true CN215679789U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121808575.8U Expired - Fee Related CN215679789U (en) | 2021-08-04 | 2021-08-04 | Experimental device for high school physics friction mechanics is learnt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215679789U (en) |
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2021
- 2021-08-04 CN CN202121808575.8U patent/CN215679789U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |