CN206497660U - A kind of speed measuring device for Physical Experiment - Google Patents
A kind of speed measuring device for Physical Experiment Download PDFInfo
- Publication number
- CN206497660U CN206497660U CN201720131211.8U CN201720131211U CN206497660U CN 206497660 U CN206497660 U CN 206497660U CN 201720131211 U CN201720131211 U CN 201720131211U CN 206497660 U CN206497660 U CN 206497660U
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- Prior art keywords
- box
- display screen
- measuring device
- speed measuring
- physical experiment
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Abstract
The utility model discloses a kind of speed measuring device for Physical Experiment of physical teaching aid technical field, including base, vacuum laboratory box and display screen are provided with the top of the base, and vacuum laboratory box is located at the left side of display screen, sealed platform cover is provided with the top of the vacuum laboratory box, the left side wall of the sealed platform cover is provided with controller, the bottom of the driving box is provided with electric expansion bar, compared with the existing speed measuring device for Physical Experiment, the utility model is simple to operate, the dotted timer device of the existing speed measuring device for Physical Experiment is modified to infrared sensor and display screen by the utility model, range operation is carried out by the infrared sensor interval identical time, the data of each ranging can all be shown by display screen, and form one group of group spacing point, the movement locus for showing acceleration of gravity that so can be more vivid, it is easy to student to understand.
Description
Technical field
The utility model is related to physical teaching aid technical field, specially a kind of speed measuring device for Physical Experiment.
Background technology
Physics full name physics.Physics is to study the most basic structure of the material world, most common interaction, most one
As the characteristics of motion and used laboratory facilities and method of thinking natural science.In the modern times, physics has become nature
One of most basic subject in science.Law of physics by a large amount of strict experimental verifications is referred to as law of physics.So
And as other many theory of natural science, these laws can not be proved to, its correctness can only pass through the experiment of repetitiousness
To examine, so needing to carry out substantial amounts of experiment in physical teaching course to carry out aided education, current high school physicses religion
During, the student for just touching physics, because it not can be appreciated that the rudimentary knowledge of fluid still, it is necessary in teaching
During carry out aided education using the device of many simulated gravity acceleration tests, and the common dress that tests the speed for Physical Experiment
Mostly dotted timer is put, but it is more complicated to operate, therefore, a kind of it is proposed that dress that tests the speed for Physical Experiment
Put.
Utility model content
The purpose of this utility model is to provide a kind of speed measuring device for Physical Experiment, to solve above-mentioned background technology
The common speed measuring device for Physical Experiment of middle proposition is generally dotted timer, but operates more complicated ask
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of speed measuring device for Physical Experiment,
Including base, vacuum laboratory box and display screen are provided with the top of the base, and vacuum laboratory box is located at the left side of display screen,
Sealed platform cover is provided with the top of the vacuum laboratory box, the left side wall of the sealed platform cover is provided with controller, the sealing
Driving box is provided with the top of case lid, and drives the bottom of box to stretch into the inner chamber of vacuum laboratory box, the bottom of the driving box is set
Electric expansion bar is equipped with, the bottom of the electric expansion bar is provided with magnechuck, and the bottom of the magnechuck is provided with reality
Block is tested, the experiment block includes infrared sensor, and the outer wall of the infrared sensor is socketed with rubber protection pad, and the rubber is protected
The outer wall of protection pad is socketed with weight iron block, and the intracavity bottom of the vacuum laboratory box is provided with firm electromagnet, the firm electromagnetism
Cushion pad is provided with the top of iron, the inner chamber of the cushion pad is provided with pressure sensor, and the right side wall of the display screen is set
There is timer, display screen, driving box, magnechuck, timer, infrared sensor, pressure is electrically connected in the controller
Sensor and firm electromagnet.
It is preferred that, set at the top center of the cushion pad fluted.
It is preferred that, the vacuum laboratory box is transparent resin glass case.
It is preferred that, axis, the axis of experiment block and the axis of pressure sensor of the magnechuck are respectively positioned on
On same vertical line.
Compared with prior art, the beneficial effects of the utility model are：With the existing speed measuring device for Physical Experiment
Compare, the utility model is simple to operate, the utility model is by the dotted timer of the existing speed measuring device for Physical Experiment
Device is modified to infrared sensor and display screen, carries out range operation by the infrared sensor interval identical time, surveys every time
Away from data can all show that and form one group of group spacing point, the so more vivid gravity that shows adds by display screen
The movement locus of speed, is easy to student to understand.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is that the utility model tests block structure schematic diagram.
In figure：1 base, 2 vacuum laboratory boxes, 3 display screens, 4 sealed platform covers, 5 controllers, 6 driving boxes, 7 electric expansion bars,
8 magnechucks, 9 experiment blocks, 91 infrared sensors, 92 rubber protection pads, 93 weight iron blocks, 10 cushion pads, 11 pressure sensors, 12
Firm electromagnet, 13 timers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of speed measuring device for Physical Experiment, bag
Base 1 is included, the top of base 1 is provided with vacuum laboratory box 2 and display screen 3, and vacuum laboratory box 2 is located at the left side of display screen 3,
The top of vacuum laboratory box 2 is provided with sealed platform cover 4, and the left side wall of sealed platform cover 4 is provided with controller 5, the top of sealed platform cover 4
Portion is provided with driving box 6, and the inner chamber of vacuum laboratory box 2 is stretched into the bottom of driving box 6, and the bottom of driving box 6 is provided with electronic
Expansion link 7, the bottom of electric expansion bar 7 is provided with magnechuck 8, and the bottom of magnechuck 8 is provided with experiment block 9, tests block 9
Including infrared sensor 91, the outer wall of infrared sensor 91 is socketed with rubber protection pad 92, the outer wall socket of rubber protection pad 92
There is weight iron block 93, the intracavity bottom of vacuum laboratory box 2 is provided with firm electromagnet 12, the top of firm electromagnet 12 is provided with slow
Pad 10 is rushed, the inner chamber of cushion pad 10 is provided with pressure sensor 11, and the right side wall of display screen 3 is provided with timer 13, controller 5
Display screen 3, driving box 6, magnechuck 8, timer 13, infrared sensor 91, pressure sensor 11 and steady is electrically connected
Gu electromagnet 12.
Wherein, set fluted at the top center of cushion pad 10 so that experiment block 9 can be slid to cushion pad in lower backwardness
10 center, is easy to magnechuck 8 to carry out suction-operated, and vacuum laboratory box 2 is transparent resin glass case, is easy to student to carry out
Observation, the axis of magnechuck 8, tests the axis of block 9 and to be respectively positioned on same vertical for the axis of pressure sensor 11
On line.
Operation principle：When carrying out acceleration of gravity, first pass through controller 5 and open display screen 3, then controlled by controller 5
Magnechuck 8 unclamps experiment block 9, and experiment block 9 is accelerated under gravity, and experiment block 9 is red while declining
The interval identical time of outer sensor 91 carries out ranging work, and the distance of the ranging of infrared sensor 91 arrives cushion pad for experiment block 9
The distance at 10 tops, so can be to infrared sensor because the startup time of infrared sensor 91 and ranging time are shorter
91 ranging time is ignored, and is tested in the vacuum environment of vacuum laboratory box 2, and then reduces air to experiment
Interference, the data transfer measured of infrared sensor 91 is to controller 5, and controller 5 is again shown the data measured by display screen 3
Show to come, and proportionally form corresponding range points, be so easy to student to be observed, testing effect of the block 9 in gravity
Lower timer 13 is operated while accelerated, and is done timework to carry out accelerated motion, when experiment block 9 falls
When on to cushion pad 10, pressure sensor 11 receives induced signal, and the firm electromagnet 12 of the control of controller 5 is operated, made
Block 9 must be tested and keep stable in the presence of electromagnetic attraction, it is to avoid experiment block 9 is beated in vacuum laboratory box 2, works as experiment
After the completion of, controller 5 first controls firm electromagnet 12 to be stopped, then controls under the driving driving progress of electric expansion bar 7 of box 6
Stretch, finally control magnechuck 8 to be operated, when magnechuck 8, which will test block 9, to be picked up, the control electric expansion bar of controller 5
7 are risen, and return to initial position, wait the progress of experiment next time.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of speed measuring device for Physical Experiment, including base (1), it is characterised in that：The top of the base (1) is set
There are vacuum laboratory box (2) and display screen (3), and vacuum laboratory box (2) is located at the left side of display screen (3), the vacuum laboratory box
(2) sealed platform cover (4) is provided with the top of, the left side wall of the sealed platform cover (4) is provided with controller (5), the seal box
Driving box (6) is provided with the top of lid (4), and drives the bottom of box (6) to stretch into the inner chamber of vacuum laboratory box (2), the driving
The bottom of box (6) is provided with electric expansion bar (7), and the bottom of the electric expansion bar (7) is provided with magnechuck (8), described
The bottom of magnechuck (8) is provided with experiment block (9), and the experiment block (9) includes infrared sensor (91), the infrared sensing
The outer wall of device (91) is socketed with rubber protection pad (92), and the outer wall of the rubber protection pad (92) is socketed with weight iron block (93), institute
The intracavity bottom for stating vacuum laboratory box (2) is provided with the top of firm electromagnet (12), the firm electromagnet (12) and is provided with
Cushion pad (10), the inner chamber of the cushion pad (10) is provided with pressure sensor (11), and the right side wall of the display screen (3) is set
There is timer (13), display screen (3), driving box (6), magnechuck (8), timer is electrically connected in the controller (5)
(13), infrared sensor (91), pressure sensor (11) and firm electromagnet (12).
2. a kind of speed measuring device for Physical Experiment according to claim 1, it is characterised in that：The cushion pad (10)
Top center at set it is fluted.
3. a kind of speed measuring device for Physical Experiment according to claim 1, it is characterised in that：The vacuum laboratory box
(2) it is transparent resin glass case.
4. a kind of speed measuring device for Physical Experiment according to claim 1, it is characterised in that：The magnechuck
(8) axis, the axis of experiment block (9) and the axis of pressure sensor (11) is respectively positioned on same vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720131211.8U CN206497660U (en) | 2017-02-14 | 2017-02-14 | A kind of speed measuring device for Physical Experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720131211.8U CN206497660U (en) | 2017-02-14 | 2017-02-14 | A kind of speed measuring device for Physical Experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206497660U true CN206497660U (en) | 2017-09-15 |
Family
ID=59804595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720131211.8U Expired - Fee Related CN206497660U (en) | 2017-02-14 | 2017-02-14 | A kind of speed measuring device for Physical Experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206497660U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269466A (en) * | 2018-01-29 | 2018-07-10 | 王艺菲 | A kind of speed measuring device for Physical Experiment |
| CN108346356A (en) * | 2018-02-23 | 2018-07-31 | 铜仁学院 | A kind of physics lesson student material tensile test testing machine |
| CN108346353A (en) * | 2018-03-24 | 2018-07-31 | 袁静 | It is a kind of to improve and the experimental provision of easy object gravity under vacuum |
| CN109345921A (en) * | 2018-10-18 | 2019-02-15 | 华北理工大学 | A kind of simplified teaching mode of mechanics |
| CN109975576A (en) * | 2017-12-28 | 2019-07-05 | 沈阳新松机器人自动化股份有限公司 | A kind of accelerating testing device and acceleration test method |
-
2017
- 2017-02-14 CN CN201720131211.8U patent/CN206497660U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975576A (en) * | 2017-12-28 | 2019-07-05 | 沈阳新松机器人自动化股份有限公司 | A kind of accelerating testing device and acceleration test method |
| CN108269466A (en) * | 2018-01-29 | 2018-07-10 | 王艺菲 | A kind of speed measuring device for Physical Experiment |
| CN108346356A (en) * | 2018-02-23 | 2018-07-31 | 铜仁学院 | A kind of physics lesson student material tensile test testing machine |
| CN108346353A (en) * | 2018-03-24 | 2018-07-31 | 袁静 | It is a kind of to improve and the experimental provision of easy object gravity under vacuum |
| CN109345921A (en) * | 2018-10-18 | 2019-02-15 | 华北理工大学 | A kind of simplified teaching mode of mechanics |
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| 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: 20170915 Termination date: 20180214 |