CN218382862U - Physical speed testing arrangement for physics experiments - Google Patents
Physical speed testing arrangement for physics experiments Download PDFInfo
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- CN218382862U CN218382862U CN202222609906.6U CN202222609906U CN218382862U CN 218382862 U CN218382862 U CN 218382862U CN 202222609906 U CN202222609906 U CN 202222609906U CN 218382862 U CN218382862 U CN 218382862U
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- movable sliding
- sliding plate
- physical
- speed testing
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- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model provides a physical speed testing device for physical experiments, which comprises a base arranged along the horizontal direction, wherein the top of the base is fixedly connected with a vertical plate, the front side surface of the vertical plate is fixedly connected with a fixed plate arranged along the horizontal direction, and the fixed plate is connected with a movable sliding plate through an inclination angle adjusting mechanism; a fixed frame is arranged at one end of the fixed plate, a positioning shaft which is rotationally connected with the fixed frame is arranged at the bottom of the movable sliding plate, and the movable sliding plate adjusts the inclination angle by taking the positioning shaft as a rotating point; a graduated scale is arranged on the vertical plate, and the graduated scale is arc-shaped and is adaptive to the motion trail of the high end of the movable sliding plate; the utility model discloses when carrying out the speed test, can audio-visual acquisition place the dolly height on movable sliding plate is high-end, and labour saving and time saving improves experimental efficiency greatly.
Description
Technical Field
The utility model relates to a physical speed testing arrangement specifically is a physical speed testing arrangement for physics experiments.
Background
The speed test experiment is a common physical experiment, and the physical speed test device can be used for detecting the movement speed of an object. The existing physical speed testing device generally fixes a paper tape on a dotting timer with a trolley, then adjusts the inclination angle of a sliding plate, places the trolley at the high end of the sliding plate and then freely moves along the inclined plane of the sliding plate to test the speed. Wherein, the speed of dolly can be changed to the inclination of slide different.
However, after the inclination angle of the sliding plate is adjusted, the height of the trolley needs to be measured manually, time and labor are wasted, and the experiment efficiency is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a physics is physical speed testing arrangement for experiments to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a physical speed testing device for physical experiments comprises a base arranged along the horizontal direction, wherein the top of the base is fixedly connected with a vertical plate, the front side surface of the vertical plate is fixedly connected with a fixed plate arranged along the horizontal direction, and the fixed plate is connected with a movable sliding plate through an inclination angle adjusting mechanism;
a fixing frame is arranged at one end of the fixing plate, a positioning shaft which is rotationally connected with the fixing frame is arranged at the bottom of the movable sliding plate, and the movable sliding plate adjusts the inclination angle by taking the positioning shaft as a rotating point; the vertical plate is provided with a graduated scale which is arc-shaped and is adapted to the motion trail of the high end of the movable sliding plate.
As a further aspect of the present invention: the inclination angle adjusting mechanism comprises a mounting groove formed in the top of the fixing plate, an electric telescopic rod extending along the horizontal direction is arranged in the mounting groove, a sliding block is connected to the extending end of the electric telescopic rod, and a guide rod movably penetrating through the sliding block along the horizontal direction is arranged in the mounting groove; the bottom of the movable sliding plate is provided with a groove, a fixed block is arranged in the groove, and a linkage rod is hinged between the fixed block and the sliding block.
As a further aspect of the present invention: the circle center of the graduated scale is arranged on the axis of the positioning shaft.
As a further aspect of the present invention: the vertical plate is fixedly connected with a collecting box positioned below the lower end of the movable sliding plate, and a first cushion pad is arranged on the inner surface of the collecting box.
As a further aspect of the present invention: the collecting box is characterized in that a protective baffle is arranged at the top of the collecting box, the projection of the protective baffle on a vertical plane is triangular, the projection of the protective baffle on a horizontal plane is U-shaped, and a second cushion pad is arranged on the inner side face of the protective baffle.
Compared with the prior art, the beneficial effects of the utility model are that:
by adopting the structure, the utility model, through the mutual cooperation between the fixed plate, the inclination angle adjusting mechanism, the movable sliding plate, the fixed frame, the positioning shaft and the graduated scale, when the inclination angle of the movable sliding plate is adjusted so as to adjust the height of the trolley, the movable sliding plate rotates by taking the positioning shaft as a rotating point, thereby adjusting the inclination angle of the movable sliding plate; in the adjustment process, the arc orbit that the locating shaft was the centre of a circle is used to the high-end formation of activity slide to the high-end height of activity slide is directly measured to the arc scale that the accessible suited, and then can audio-visually obtain place the dolly height on the activity slide is high-end, and labour saving and time saving improves experimental efficiency greatly.
Drawings
Fig. 1 is a schematic structural diagram of a physical speed testing apparatus for physical experiments.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.
In the figure: 1. a base; 2. a vertical plate; 3. a fixing plate; 4. an inclination angle adjusting mechanism; 401. mounting grooves; 402. an electric telescopic rod; 403. a slider; 404. a guide bar; 406. a groove; 407. a fixed block; 408. a linkage rod; 5. a movable skateboard; 6. a fixed mount; 7. positioning the shaft; 8. a graduated scale; 9. a collection box; 10. a first cushion pad; 11. a protective baffle; 12. a second cushion pad.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-3, a physical speed testing device for physical experiments comprises a base 1 arranged along a horizontal direction, wherein a vertical plate 2 is fixedly connected to the top of the base 1 to provide a supporting and mounting space for other components in the device, a fixed plate 3 arranged along the horizontal direction is fixedly connected to the front side surface of the vertical plate 2, and a movable sliding plate 5 is connected to the fixed plate 3 through an inclination angle adjusting mechanism 4 and can adjust the inclination angle of the movable sliding plate 5; one end of the fixing plate 3 is provided with a fixing frame 6, the bottom of the movable sliding plate 5 is provided with a positioning shaft 7 which is rotatably connected with the fixing frame 6, and the movable sliding plate 5 uses the positioning shaft 7 as a rotating point to adjust the inclination angle, so that in the adjusting process, the high-end motion track of the movable sliding plate 5 is an arc which uses the positioning shaft 7 as the circle center. The vertical plate 2 is provided with a graduated scale 8, and the graduated scale 8 is arc-shaped and is adapted to the motion trail of the high end of the movable sliding plate 5. Specifically, the centre of a circle of scale 8 is on the axis of location axle 7 to be convenient for measure the 5 high-end motion height of activity slide, and then can directly confirm to place at the 5 high-end dolly height of activity backplate, do not need the manual work to measure alone labour saving and time saving.
The inclination angle adjusting mechanism 4 comprises a mounting groove 401 arranged at the top of the fixing plate 3, an electric telescopic rod 402 extending along the horizontal direction is arranged in the mounting groove 401, a sliding block 403 is connected to the extending end of the electric telescopic rod 402, and a guide rod 404 movably penetrating through the sliding block 403 along the horizontal direction is arranged in the mounting groove 401, so that the sliding block 403 can only move along the horizontal direction under the driving of the electric telescopic rod 402; a groove 406 is arranged at the bottom of the movable sliding plate 5, a fixed block 407 is arranged in the groove 406, and a linkage rod 408 is hinged between the fixed block 407 and the sliding block 403. When the device is used, the electric telescopic rod 402 works, so that the sliding block 403 is driven to slide along the guide rod 404, the inclination angle of the movable sliding plate 5 is changed through the linkage rod 408, and the device is compact in structure and convenient to use.
Preferably, a collecting box 9 positioned below the lower end of the movable sliding plate 5 is fixedly connected to the vertical plate 2, and a first buffer pad 10 is arranged on the inner surface of the collecting box 9. When the trolley moves to the lower end on the movable sliding plate 5, the trolley can fall into the collecting box 9, impact force in the falling process is buffered through the first buffer cushion 10, and the trolley is prevented from directly falling and colliding with other objects to be damaged. Furthermore, the top of the collecting box 9 is provided with a protective baffle 11, the projection of the protective baffle 11 on the vertical plane is triangular, the projection of the protective baffle 11 on the horizontal plane is U-shaped, and the inner side surface of the protective baffle 11 is provided with a second cushion pad 12. Through mutually supporting between guard flap 11 and the second blotter 12, can block the dolly, make the dolly can fall into and collect in the box 9, avoid the dolly to remove the in-process and directly pass from the top of collecting the box 9.
The utility model discloses a theory of operation is: during the use, adjust movable sliding plate 5's inclination through inclination adjustment mechanism 4 as required earlier, because mount 6 and location axle 7's effect for movable sliding plate 5's high-end removal orbit is the arc in the accommodation process, thereby can directly confirm movable sliding plate 5's high-end height through curved scale 8.
After the adjustment is finished, the trolley is fixedly connected with the paper tape on the dotting timer, then the trolley is placed at the high end of the movable sliding plate 5, the height of the trolley can be directly measured through the graduated scale 8 at the moment, then the trolley is loosened, the trolley can move along the movable sliding plate 5, and finally the speed of the trolley is calculated through the dotting timer.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. A physical speed testing device for physical experiments comprises a base (1) arranged along the horizontal direction, and is characterized in that the top of the base (1) is fixedly connected with a vertical plate (2), the front side surface of the vertical plate (2) is fixedly connected with a fixed plate (3) arranged along the horizontal direction, and the fixed plate (3) is connected with a movable sliding plate (5) through an inclination angle adjusting mechanism (4);
a fixed frame (6) is arranged at one end of the fixed plate (3), a positioning shaft (7) which is rotatably connected with the fixed frame (6) is arranged at the bottom of the movable sliding plate (5), and the movable sliding plate (5) adjusts the inclination angle by taking the positioning shaft (7) as a rotating point; the vertical plate (2) is provided with a graduated scale (8), and the graduated scale (8) is arc-shaped and is adapted to the motion track of the high end of the movable sliding plate (5).
2. The physical speed testing device for the physical experiment is characterized in that the inclination angle adjusting mechanism (4) comprises a mounting groove (401) formed in the top of the fixing plate (3), an electric telescopic rod (402) extending along the horizontal direction is arranged in the mounting groove (401), a sliding block (403) is connected to the extending end of the electric telescopic rod (402), and a guide rod (404) movably penetrating through the sliding block (403) along the horizontal direction is arranged in the mounting groove (401); a groove (406) is formed in the bottom of the movable sliding plate (5), a fixed block (407) is arranged in the groove (406), and a linkage rod (408) is hinged between the fixed block (407) and the sliding block (403).
3. A physical speed testing device for physical experiments, according to claim 1, wherein the centre of the scale (8) is on the axis of the positioning shaft (7).
4. The physical speed testing device for the physical experiment according to claim 1, wherein a collecting box (9) located below the lower end of the movable sliding plate (5) is fixedly connected to the vertical plate (2), and a first buffer pad (10) is arranged on the inner surface of the collecting box (9).
5. The physical speed testing device for the physical experiment is characterized in that a protective baffle (11) is arranged at the top of the collecting box (9), the projection of the protective baffle (11) on a vertical plane is triangular, the projection of the protective baffle (11) on a horizontal plane is U-shaped, and a second cushion pad (12) is arranged on the inner side surface of the protective baffle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222609906.6U CN218382862U (en) | 2022-09-30 | 2022-09-30 | Physical speed testing arrangement for physics experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222609906.6U CN218382862U (en) | 2022-09-30 | 2022-09-30 | Physical speed testing arrangement for physics experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218382862U true CN218382862U (en) | 2023-01-24 |
Family
ID=84927059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222609906.6U Expired - Fee Related CN218382862U (en) | 2022-09-30 | 2022-09-30 | Physical speed testing arrangement for physics experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218382862U (en) |
-
2022
- 2022-09-30 CN CN202222609906.6U patent/CN218382862U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230124 |