CN220020445U - Rope wave velocity and tension experimental device - Google Patents

Rope wave velocity and tension experimental device Download PDF

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Publication number
CN220020445U
CN220020445U CN202320224529.6U CN202320224529U CN220020445U CN 220020445 U CN220020445 U CN 220020445U CN 202320224529 U CN202320224529 U CN 202320224529U CN 220020445 U CN220020445 U CN 220020445U
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plate
main body
rope
sliding
wave velocity
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CN202320224529.6U
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Chinese (zh)
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王智荣
徐文杰
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East China Normal University Yancheng Senior High School
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East China Normal University Yancheng Senior High School
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Abstract

The utility model provides a rope wave speed and tension experimental device, which relates to the technical field of teaching aids and aims to solve the problem that students with excessive peripheral aggregation of the experimental device influence the operation of experiments because rope waves vibrate at a higher speed or a smaller amplitude under the action of an oscillator when the traditional rope wave speed and tension experimental device is used, and comprises the following components: the main body is of a rectangular plate structure, the supporting legs are arranged at the positions of the included angles of the edges of the bottom of the main body, the display screen is arranged on the front side of the main body, and the sliding groove is formed in the front side of the top of the main body; the sliding groove is of a rectangular structure and comprises a sliding plate, the sliding plate is slidably arranged on the front side of the main body, and the side surface of the sliding plate is slidably arranged in the sliding groove; the side of fixed plate is equipped with the trompil, and the fixed plate is installed in the bottom of main part. When the test rope vibrates, laser rays are changed on the target plate, so that students can intuitively watch the change of the rope wave, and the condition that the students gather and watch is reduced.

Description

Rope wave velocity and tension experimental device
Technical Field
The utility model belongs to the technical field of teaching aids, and particularly relates to a rope wave speed and tension experimental device.
Background
In the physical learning process, the relation between the wave speed and the tension can be tested by using the rope wave speed and tension experimental device, so that students can intuitively learn the wave speed change of the rope wave and the relation between the rope wave speed and the tension caused by the oscillator, and the learning pleasure of the students is increased.
When the conventional rope wave speed and tension experimental device is used, the rope wave vibrates at a higher speed or with a lower amplitude under the action of the oscillator, students need to observe the rope wave at a short distance, so that students with excessive peripheral aggregation of the experimental device influence the operation of the experiment, and the vibration condition of the rope wave watched by the students with more back rows is fuzzy.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a rope wave speed and tension experimental device, which aims to solve the problems that when the traditional rope wave speed and tension experimental device is used, the rope wave vibrates at a higher speed or with a smaller amplitude under the action of an oscillator, students need to observe in a short distance, and the vibration condition of the rope wave is fuzzy when watching by students with more back rows.
The utility model discloses rope ripples wave velocity and tension experimental apparatus's purpose and efficiency are reached by following concrete technical means:
a rope wave velocity and tension experimental apparatus, comprising: the main body is of a rectangular plate structure, the supporting legs are arranged at the positions of the included angles of the edges of the bottom of the main body, the display screen is arranged on the front side of the main body, and the sliding groove is formed in the front side of the top of the main body; the sliding groove is of a rectangular structure and comprises a sliding plate, the sliding plate is slidably arranged on the front side of the main body, and the side face of the sliding plate is slidably arranged in the sliding groove; the fixed plate, the side of fixed plate is equipped with the trompil, and the fixed plate is installed in the bottom of main part.
Further, the main body includes: an oscillating mechanism mounted on a top side of the main body; the guide piece is of a U-shaped structure, the bottom of the guide piece is provided with a pulley, and the guide piece is arranged on the other side of the top of the main body; the side end of the test rope is arranged at the top of the oscillating mechanism, and the other end of the test rope is slidably arranged on a pulley at the top of the guide piece.
Further, the main body further includes: the target is of a rectangular plate structure, scales are marked on the front side of the target, and the target is arranged on the rear side of the top of the main body; the light screen, the light screen is U-shaped structure, and the side mounting of light screen is in the border position of target front side, and the bottom of light screen is installed at the top of main part.
Further, the chute further comprises: the vertical plate is of a rectangular structure and is arranged at the top of the sliding plate; the vertical groove is of a cross structure and is formed in the side face of the vertical plate.
Further, the chute further comprises: the driving rod is rotatably arranged in the vertical groove, the side end of the driving rod is provided with a positioning plate, the positioning plate is rotatably arranged in the middle of the vertical groove, and the positioning plates at the side ends of the two driving rods are connected through a fixing bolt; the inner end sliding mounting of carrier plate is in the inside of erecting the groove, and the inner of carrier plate still installs in the outside of actuating lever, and the laser pen is installed to the outer end of carrier plate.
Further, the fixing plate includes: the rotary rod is of a cylindrical structure, holes are formed in the outer side of the top of the rotary rod, and the top of the rotary rod penetrates through the fixing plate and is arranged at the bottom of the main body; the inner end of the inserted link penetrates through the opening on the side face of the fixed plate and is inserted into the opening on the outer side of the top of the rotating rod, and the outer end of the inserted link is connected with the side face of the fixed plate through a spring.
Further, the fixing plate further includes: the side surface of the supporting plate is provided with a slot, and the supporting plate is arranged at the bottom of the rotating rod; the balancing weights are cylindrical structures with different masses, the outer sides of the balancing weights are installed in grooves in the side faces of the supporting plates through traction ropes, and the tops of the balancing weights are hung on the other ends of the test ropes.
Compared with the prior art, the utility model has the following beneficial effects:
1. in the device, the carrier plate is arranged, the laser pen at the outer end of the carrier plate is used for irradiating the vibration condition of the rope wave, when the relation between the rope wave speed and the tension is tested, the carrier plate is driven by the driving rod to move along the vertical groove, the positioning plates at the side ends of the two driving rods are connected through the fixing bolts, so that the driving rod drives the laser pen at the outer end of the carrier plate to irradiate the upper point and the lower point of the test rope wave respectively, the laser ray is changed on the target plate when the test rope vibrates, students can visually watch the change of the rope wave, the condition that the students gather and watch is reduced, and the periphery of the experimental device is clear for comparing the operation of the experiment;
2. in this device, set up the layer board, through the weight of using the rotation regulation balancing weight of layer board, when carrying out the experiment to rope wave velocity and tensile relation, rotate the layer board in the bottom of main part, make the layer board drive the different everywhere balancing weights of weight and rotate, make different balancing weights hang respectively and experiment on test rope, the balancing weight of different weights uses in order, come the influence of test different tension to rope wave velocity through the balancing weight, experimental operation is got up more convenient, the balancing weight uses in order, prevent to cause the condition of losing.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic perspective view of a target of the present utility model.
Fig. 3 is a schematic perspective view of a skateboard according to the present utility model.
Fig. 4 is a schematic cross-sectional structure of the fixing plate of the present utility model.
Fig. 5 is a schematic perspective view of a pallet according to the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a main body; 101. an oscillating mechanism; 102. a guide member; 103. a test rope; 104. a target; 105. a light shielding plate; 2. a chute; 201. a slide plate; 202. a riser; 203. a vertical groove; 204. a driving rod; 205. a carrier plate; 3. a fixing plate; 301. a rotating rod; 302. a rod; 303. a supporting plate; 304. and (5) balancing weights.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples:
as shown in fig. 1 to 5:
the utility model provides a rope wave velocity and tension experimental device, which comprises: the main body 1 is of a rectangular plate structure, the supporting legs are arranged at the position of the included angle of the edge of the bottom of the main body 1, the display screen is arranged on the front side of the main body 1, and the sliding groove 2 is arranged on the front side of the top of the main body 1; the sliding chute 2 is of a rectangular structure, the sliding chute 2 comprises a sliding plate 201, the sliding plate 201 is slidably arranged on the front side of the main body 1, and the side surface of the sliding plate 201 is slidably arranged in the sliding chute 2; the fixed plate 3, the side of fixed plate 3 is equipped with the trompil, and fixed plate 3 installs the bottom at main part 1.
Wherein the main body 1 comprises: an oscillating mechanism 101, the oscillating mechanism 101 being mounted on the top side of the main body 1; the guide piece 102 is of a U-shaped structure, a pulley is arranged at the bottom of the guide piece 102, and the guide piece 102 is arranged at the other side of the top of the main body 1; a test rope 103, wherein the side end of the test rope 103 is mounted on the top of the oscillating mechanism 101, and the other end of the test rope 103 is slidably mounted on a pulley on the top of the guide 102; the target 104, the target 104 is of a rectangular plate structure, the front side of the target 104 is marked with scales, and the target 104 is arranged on the rear side of the top of the main body 1; the light screen 105, light screen 105 is U-shaped structure, and the side mounting of light screen 105 is in the border position of target 104 front side, and the bottom of light screen 105 is installed at the top of main part 1, when carrying out the experiment to the relation of rope ripples speed and tension, can control the different vibrations that oscillating mechanism 101 aroused through the display screen of main part 1 front side, and can record the result of experiment, make the top of oscillating mechanism 101 arouse the change of test rope 103 ripples speed, the pulley on the test rope 103 passes through guide 102 is connected with balancing weight 304, can be directed against the change of rope ripples speed under different tension, the test rope 103 that the outer end laser pen of carrier plate 205 shone, make the laser ray change on target 104, can make the student watch rope ripples speed and tension's relation relatively more intuitively in the long distance, and the light in the light screen 105 is sheltered from the teaching room, prevent the unclear problem of laser ray, make the student relatively directly perceived study of watching.
Wherein, spout 2 still includes: a riser 202, the riser 202 being of rectangular configuration, and the riser 202 being mounted on top of the sled 201; the vertical groove 203, the vertical groove 203 is of a cross structure, and the vertical groove 203 is arranged on the side surface of the vertical plate 202; the driving rod 204, the driving rod 204 is rotatably installed in the vertical groove 203, the side end of the driving rod 204 is provided with a positioning plate, the positioning plate is rotatably installed in the middle of the vertical groove 203, and the positioning plates at the side ends of the two driving rods 204 are connected through a fixing bolt; the carrier plate 205, the inner slidable mounting of carrier plate 205 is in the inside of perpendicular groove 203, and the inner of carrier plate 205 still installs in the outside of actuating lever 204, and the laser pen is installed to the outer end of carrier plate 205, when experiment is carried out to the relation of rope ripples velocity of wave and tension, test rope 103 vibrates under the effect of oscillating mechanism 101, make slide 201 remove along spout 2, make riser 202 remove to test rope 103 vibration amplitude's place, make two carrier plates 205 remove simultaneously or remove respectively according to test rope 103's vibration condition, the locating plate of actuating lever 204 side links together through fixing bolt, rotate actuating lever 204 in the inside of perpendicular groove 203, make actuating lever 204 drive carrier plate 205 reciprocate along perpendicular groove 203, make the light that the laser pen of carrier plate 205 outer end shines in test rope 103 vibration amplitude's highest upper and lower point department, the light that test rope 103 arouses changes on target plate 104, can make the student observe the change of rope ripples velocity relatively intuitively, the light that the laser pen that arouses shines on target plate 104 simultaneously, the light that can improve the learning of the change of the music rope according to the scale of different tension, the learning of the difference is interesting.
Wherein, fixed plate 3 includes: the rotary rod 301 is of a cylindrical structure, four openings are formed in the outer side of the top of the rotary rod 301, and the top of the rotary rod 301 penetrates through the fixing plate 3 and is arranged at the bottom of the main body 1; the inner end of the inserted link 302 penetrates through an opening on the side surface of the fixed plate 3 and is inserted into an opening on the outer side of the top of the rotating rod 301, and the outer end of the inserted link 302 is connected with the side surface of the fixed plate 3 through a spring; the supporting plate 303, the side of the supporting plate 303 is provided with a slot, and the supporting plate 303 is arranged at the bottom of the rotating rod 301; the balancing weight 304, the round balancing weight 304 is the cylindrical structure of different masses, and the outside of balancing weight 304 passes through the haulage rope and installs in the fluting of layer board 303 side, and the top of balancing weight 304 hangs on the other end of test rope 103, when experimental to rope ripples wave velocity and tensile relation, under the same condition of vibration amplitude, outwards pulling inserted bar 302 in the outside of fixed plate 3, make the inner of inserted bar 302 leave the trompil in the rotary rod 301 top outside, make layer board 303 rotate in the bottom of main part 1, layer board 303 drives the balancing weight 304 of different weight and removes, make different balancing weight 304 be connected with test rope 103 respectively, adjust the tension of test rope 103 through the weight of changing balancing weight 304, thereby experiment is carried out to rope ripples wave velocity and tensile relation.
Specific use and action of the embodiment:
in the utility model, when the relation between the rope wave speed and the tension is tested, the vibration mechanism 101 is controlled by the display screen at the front side of the main body 1 to cause the test rope 103 to vibrate, one end of the test rope 103 is connected with the balancing weight 304 through the pulley on the guide piece 102, the inserting rod 302 is pulled outwards at the outer side of the fixed plate 3 to separate from the fixing of the rotating rod 301, the supporting plate 303 drives the balancing weights 304 with different weights to rotate at the bottom of the main body 1, the different balancing weights 304 are respectively connected with the test rope 103, the tension of the test rope 103 is regulated by changing the weight of the balancing weights 304, thus the relation between the rope wave speed and the tension is tested, the sliding plate 201 is driven to move to a place with larger vibration amplitude of the test rope 103 along the sliding groove 2, the driving rod 204 is driven to move up and down in the vertical groove 203, the light emitted by the laser pen at the outer end of the carrier plate 205 is irradiated on the highest upper and lower points of the vibration amplitude of the test rope 103, the light rays caused by the test rope 103 are changed on the standard plate 104, the light emitted by the light shielding plate 105 shields the light in the classroom, the students can observe the change of the learning rope speed visually, and the light emitted by the light from the different scales on the scale wave speed is different from the vibration plate 104.

Claims (7)

1. The rope wave velocity and tension experimental device is characterized in that: the rope wave speed and tension experimental device comprises: the main body (1), the landing leg is installed at the position of the bottom edge included angle of the main body (1), the display screen is installed at the front side of the main body (1), and the sliding groove (2) is arranged at the front side of the top of the main body (1); the sliding chute (2) is of a rectangular structure, the sliding chute (2) comprises a sliding plate (201), the sliding plate (201) is slidably mounted on the front side of the main body (1), and the side surface of the sliding plate (201) is slidably mounted in the sliding chute (2); the fixed plate (3), the side of fixed plate (3) is equipped with the trompil, and fixed plate (3) are installed in the bottom of main part (1).
2. The rope wave velocity and tension experimental apparatus according to claim 1, wherein: the main body (1) comprises: an oscillation mechanism (101), the oscillation mechanism (101) being mounted on the top side of the main body (1); the guide piece (102), the bottom of the guide piece (102) is provided with a pulley, and the guide piece (102) is arranged on the other side of the top of the main body (1); and the side end of the test rope (103) is arranged at the top of the oscillating mechanism (101), and the other end of the test rope (103) is slidably arranged on a pulley at the top of the guide piece (102).
3. The rope wave velocity and tension experimental apparatus according to claim 1, wherein: the main body (1) further comprises: the target (104) is of a rectangular plate structure, scales are marked on the front side of the target (104), and the target (104) is arranged on the rear side of the top of the main body (1); the side face of the light shielding plate (105) is arranged at the edge position of the front side of the target plate (104), and the bottom of the light shielding plate (105) is arranged at the top of the main body (1).
4. The rope wave velocity and tension experimental apparatus according to claim 1, wherein: the chute (2) further comprises: the vertical plate (202) is of a rectangular structure, and the vertical plate (202) is arranged on the top of the sliding plate (201); the vertical groove (203) is of a cross structure, and the vertical groove (203) is formed in the side face of the vertical plate (202).
5. The rope wave velocity and tension experimental apparatus according to claim 1, wherein: the chute (2) further comprises: the driving rod (204), the driving rod (204) is rotatably installed in the vertical groove (203), the side end of the driving rod (204) is provided with a positioning plate, the positioning plate is rotatably installed in the middle of the vertical groove (203), and the positioning plates at the side ends of the two driving rods (204) are connected through a fixing bolt; the support plate (205), the inner slidable mounting of support plate (205) is in the inside of perpendicular groove (203), and the outside at actuating lever (204) is still installed to the inner of support plate (205), and the laser pen is installed to the outer end of support plate (205).
6. A rope wave velocity and tension experimental apparatus according to claim 2, wherein: the fixing plate (3) includes: the rotary rod (301) is provided with four holes on the outer side of the top of the rotary rod (301), and the top of the rotary rod (301) penetrates through the fixing plate (3) and is arranged at the bottom of the main body (1); the inner end of the inserting rod (302) penetrates through an opening on the side face of the fixed plate (3) and is inserted into an opening on the outer side of the top of the rotating rod (301), and the outer end of the inserting rod (302) is connected with the side face of the fixed plate (3) through a spring.
7. The rope wave velocity and tension experimental apparatus according to claim 6, wherein: the fixing plate (3) further comprises: the side surface of the supporting plate (303) is provided with a slot, and the supporting plate (303) is arranged at the bottom of the rotating rod (301); the balancing weights (304) are of cylindrical structures with different masses, the outer sides of the balancing weights (304) are installed in grooves in the side faces of the supporting plates (303) through traction ropes, and the tops of the balancing weights (304) are hung on the other ends of the test ropes (103).
CN202320224529.6U 2023-02-16 2023-02-16 Rope wave velocity and tension experimental device Active CN220020445U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320224529.6U CN220020445U (en) 2023-02-16 2023-02-16 Rope wave velocity and tension experimental device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320224529.6U CN220020445U (en) 2023-02-16 2023-02-16 Rope wave velocity and tension experimental device

Publications (1)

Publication Number Publication Date
CN220020445U true CN220020445U (en) 2023-11-14

Family

ID=88670444

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320224529.6U Active CN220020445U (en) 2023-02-16 2023-02-16 Rope wave velocity and tension experimental device

Country Status (1)

Country Link
CN (1) CN220020445U (en)

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