CN213364802U - Speed sensor for circular centripetal motion experiment - Google Patents
Speed sensor for circular centripetal motion experiment Download PDFInfo
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- CN213364802U CN213364802U CN202022592222.0U CN202022592222U CN213364802U CN 213364802 U CN213364802 U CN 213364802U CN 202022592222 U CN202022592222 U CN 202022592222U CN 213364802 U CN213364802 U CN 213364802U
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- circular
- device groove
- groove
- speed sensor
- centripetal
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Abstract
The utility model discloses a circular is speedtransmitter for centripetal movement experiments, comprising a base plate, the upper end of bottom plate is equipped with the slide that is used for demonstrating circular centripetal movement, the inside of bottom plate is equipped with the device groove, the inside in device groove is equipped with the sensor body, the inside in device groove is equipped with and is used for carrying out the sliding mechanism who fixes to the sensor body, the bottom in device groove be equipped with sliding mechanism complex slewing mechanism. The utility model discloses it is rational in infrastructure, can install the sensor body chucking of inslot portion and fix, improve experiment measuring result's accuracy.
Description
Technical Field
The utility model relates to a sensor technical field especially relates to a speed sensor for circumference centripetal movement experiments.
Background
The experiment of circular motion does not have special teaching experiment teaching aid in physical teaching yet, and the teacher is taught through dictation or picture presentation under the general condition, because of not having the experiment teaching aid, and the teaching is visual image not enough, and the student understands difficulty, the memory is shallow, and although some teachers adopt some self-control teaching aids to demonstrate that imparts knowledge to students, the teaching aid is not standard, is not convenient for promote and popularize.
Speed sensor need be used when the experiment of circular centripetal movement is demonstrated, but fixed not firm problem appears easily in the speed sensor for the experiment of circular centripetal movement when using, and then influences the accuracy of experimental result.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a speed sensor for circular centripetal movement experiments.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a circular is speedtransmitter for centripetal movement experiments, includes the bottom plate, the upper end of bottom plate is equipped with the slide that is used for demonstrating circular centripetal movement, the inside of bottom plate is equipped with the device groove, the inside in device groove is equipped with the sensor body, the inside in device groove is equipped with and is used for carrying out the slide mechanism fixed to the sensor body, the bottom in device groove be equipped with slide mechanism complex slewing mechanism.
Preferably, slide mechanism is including setting up in the dead lever of device inslot portion, the outer fringe symmetry of dead lever is equipped with two and dead lever sliding connection's slider, two the upper end of slider all is equipped with the recess that is used for placing the sensor body, the inside symmetry of device groove is equipped with two kellies, two the outer fringe of kellies rotates respectively and is connected with the bull stick, two the upper end of bull stick rotates respectively with the bottom of two sliders and is connected.
Preferably, slewing mechanism is including setting up in the circular slot of device groove below, the interior top threaded connection of circular slot has the threaded rod, the bottom of threaded rod is in the inside fixedly connected with knob of circular slot, the inside in device groove is equipped with the connecting rod, the both ends of connecting rod rotate with the lower extreme of two bull sticks respectively and are connected, the top of threaded rod runs through the roof of circular slot and extends to the inside in device groove, the upper end of threaded rod rotates with the middle part of connecting rod and is connected.
Preferably, the two rotating rods are both sickle-shaped.
Preferably, the material of the slide is transparent plastic.
The utility model has the advantages that:
drive the threaded rod through setting up the knob and rotate, then the threaded rod will be to the inside removal of circular slot to the bull stick that drives the connecting rod both sides rotates round two kellies, then drives two sliders and slides and be close to each other in the upper end of dead lever, installs the sensor body chucking of inslot portion and fixes, improves experiment measuring result's accuracy.
Drawings
Fig. 1 is a schematic structural view of a speed sensor for circular centripetal exercise experiments provided by the present invention;
fig. 2 is the utility model provides a circular centripetal exercise is speed sensor's for experiments A department structure enlargedly.
In the figure: 1 bottom plate, 2 slides, 3 device grooves, 4 fixed rods, 5 sensor bodies, 6 sliding blocks, 7 rotating rods, 8 clamping rods, 9 connecting rods, 10 threaded rods, 11 circular grooves and 12 knobs.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-2, a speed sensor for circular centripetal movement experiments comprises a bottom plate 1, a slide 2 for demonstrating circular centripetal movement is arranged at the upper end of the bottom plate 1, a device groove 3 is arranged inside the bottom plate 1, a sensor body 5 is arranged inside the device groove 3, a sliding mechanism for fixing the sensor body 5 is arranged inside the device groove 3, and a rotating mechanism matched with the sliding mechanism is arranged at the bottom of the device groove 3.
The utility model discloses in, slide mechanism is including setting up in the dead lever 4 of device inslot 3 inside, the outer fringe symmetry of dead lever 4 is equipped with two and 4 sliding connection's of dead lever slider 6, the upper end of two sliders 6 all is equipped with the recess that is used for placing sensor body 5, the inside symmetry of device inslot 3 is equipped with two kellies 8, the outer fringe of two kellies 8 rotates respectively and is connected with bull stick 7, the upper end of two bull sticks 7 rotates with the bottom of two sliders 6 respectively and is connected, can install 5 chucking of the sensor body of inslot 3 inside and fix, improve the accuracy of experimental measurement result.
Specifically, slewing mechanism is including setting up in circular slot 11 of device groove 3 below, the interior top threaded connection of circular slot 11 has threaded rod 10, the bottom of threaded rod 10 is in the inside fixedly connected with knob 12 of circular slot 11, the inside of device groove 3 is equipped with connecting rod 9, the both ends of connecting rod 9 rotate with the lower extreme of two bull sticks 7 respectively and are connected, the roof of circular slot 11 is run through and extend to the inside of device groove 3 to the upper end of threaded rod 10, the upper end of threaded rod 10 rotates with the middle part of connecting rod 9 and is connected, can drive threaded rod 10 through the inside knob 12 of circular slot 11 and rotate, then threaded rod 10 will remove to the inside of circular slot 11, and the bull stick 7 that drives connecting rod 9 both sides rotates round two kelly 8.
Specifically, the shape of two bull sticks 7 is sickle-shaped, and the material of slide 2 is transparent plastic, and the sensor body 5 of being convenient for detects the object that slide 2 slided down.
The utility model discloses during the use, it is fixed with bottom plate 1 and slide 2, then drive threaded rod 10 through 11 inside knobs of circular slot 12 and rotate, then threaded rod 10 will remove to 11 inside of circular slot to the bull stick 7 that drives connecting rod 9 both sides rotates round two kellies 8, then drives two sliders 6 and slides and be close to each other in the upper end of dead lever 4, with 5 chucks of the sensor body of 3 inside in the device groove and fix, improve experiment measuring result's accuracy.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a circular is speed sensor for centripetal movement experiments, includes bottom plate (1), its characterized in that, the upper end of bottom plate (1) is equipped with slide (2) that are used for demonstrating circular centripetal movement, the inside of bottom plate (1) is equipped with device groove (3), the inside of device groove (3) is equipped with sensor body (5), the inside of device groove (3) is equipped with and is used for carrying out the fixed slide mechanism to sensor body (5), the bottom of device groove (3) is equipped with and slides mechanism complex slewing mechanism.
2. The speed sensor for circular centripetal motion experiments according to claim 1, wherein the sliding mechanism comprises a fixed rod (4) arranged inside the device groove (3), two sliding blocks (6) slidably connected with the fixed rod (4) are symmetrically arranged at the outer edge of the fixed rod (4), a groove for placing the sensor body (5) is formed at each of the upper ends of the two sliding blocks (6), two clamping rods (8) are symmetrically arranged inside the device groove (3), the outer edges of the two clamping rods (8) are rotatably connected with rotating rods (7) respectively, and the upper ends of the two rotating rods (7) are rotatably connected with the bottoms of the two sliding blocks (6) respectively.
3. A speed sensor for circular centripetal motion experiments according to claim 2, wherein said rotating mechanism comprises a circular groove (11) disposed below said device groove (3), a threaded rod (10) is threadedly connected to the inner top of said circular groove (11), a knob (12) is fixedly connected to the bottom of said threaded rod (10) inside said circular groove (11), a connecting rod (9) is disposed inside said device groove (3), two ends of said connecting rod (9) are rotatably connected to the lower ends of said two rotating rods (7), the upper end of said threaded rod (10) penetrates the top wall of said circular groove (11) and extends into said device groove (3), and the upper end of said threaded rod (10) is rotatably connected to the middle of said connecting rod (9).
4. A speed sensor for circular centripetal exercise experiments according to claim 2, wherein said two rotating rods (7) are sickle-shaped.
5. A speed sensor for circular centripetal exercise experiments according to claim 1, wherein said slide (2) is made of transparent plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022592222.0U CN213364802U (en) | 2020-11-11 | 2020-11-11 | Speed sensor for circular centripetal motion experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022592222.0U CN213364802U (en) | 2020-11-11 | 2020-11-11 | Speed sensor for circular centripetal motion experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213364802U true CN213364802U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022592222.0U Active CN213364802U (en) | 2020-11-11 | 2020-11-11 | Speed sensor for circular centripetal motion experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213364802U (en) |
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2020
- 2020-11-11 CN CN202022592222.0U patent/CN213364802U/en active Active
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