CN206441416U - Free-fall acceleration measuring device - Google Patents
Free-fall acceleration measuring device Download PDFInfo
- Publication number
- CN206441416U CN206441416U CN201620808912.6U CN201620808912U CN206441416U CN 206441416 U CN206441416 U CN 206441416U CN 201620808912 U CN201620808912 U CN 201620808912U CN 206441416 U CN206441416 U CN 206441416U
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- CN
- China
- Prior art keywords
- photoelectricity door
- electromagnetic induction
- control panel
- support column
- free
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001133 acceleration Effects 0.000 title claims abstract description 28
- 230000005622 photoelectricity Effects 0.000 claims abstract description 38
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 description 12
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
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- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model is related to a kind of free-fall acceleration measuring device, including base, described base top one end is provided with support column, the base top other end is provided with solar panel, the support column side is provided with baroceptor, temperature sensor is provided with the top of the baroceptor, the first fixing device is provided with above the temperature sensor, the first fixing device side connects the first photoelectricity door, the first photoelectricity door top is provided with the second photoelectricity door, the second photoelectricity door top is provided with electromagnetic induction device, support column side described in the electromagnetic induction device bolt connection, the electromagnetic induction device side is provided with control panel, the control panel side connects touch screen, pass through the utility model, starting altitude data not only can be inputted using the touch screen, the control panel receives the data of photoelectricity door collection automatically, automatically the acceleration degree of the pendant is calculated, and measurement accuracy is high, simplify calculating link.
Description
Technical field
The utility model is related to a kind of free-fall acceleration measuring device, belongs to technical field of teaching instruments.
Background technology
Object near earth surface, the acceleration having when only by Action of Gravity Field is called acceleration of gravity.Gravity adds
The direction of speed always straight down, the sustained height in areal, the acceleration of gravity of any object is all identical,
The numerical value of acceleration of gravity increases and reduced with height above sea level.When object is far smaller than earth radius away from ground level, gravity
Acceleration change is little.And when highly larger from the ground, acceleration of gravity numerical value is substantially reduced, it now must not believe that gravity accelerates
Spend for constant.
It is related to acceleration of gravity concept and application experiment in teaching to be typically both needed to arrange many class hours, but the study effect of student
Fruit is not ideal always, particularly the measure of acceleration of gravity, and single pendulum measuring gravity is omited generally also in the gal before according to the centuries
The method of acceleration is carried out, i.e., with measuring single pendulum pendulum length and using the Period Formula of single pendulum manually calculate gravity acceleration after the cycle
Degree, this method is very cumbersome, and error is also big, is not easy to observation of students study, influences quality of instruction.Driven by falling objects
Paper slip, is all bothered, but also to ignore paper slip friction very much using dotted timer come measuring acceleration, measurement and calculating.
Utility model content
The purpose of this utility model is that provides a kind of free-fall acceleration measuring device to solve the above problems.
The utility model is achieved through the following technical solutions above-mentioned purpose：A kind of free-fall acceleration measuring device, bag
Base is included, described base top one end is provided with support column, and the base top other end is provided with solar panel, the support
Post side, which is provided with the top of baroceptor, the baroceptor, is provided with temperature sensor, is provided with above the temperature sensor
First fixing device, the first fixing device side connects the first photoelectricity door, and the first photoelectricity door top is provided with the second light
Electric switch, the second photoelectricity door top is provided with electromagnetic induction device, support column one described in the electromagnetic induction device bolt connection
Side, the electromagnetic induction device side is provided with control panel, and the control panel side connects touch screen.
It is preferred that, the electromagnetic induction device bottom connects pendant, and the pendant is Armco magnetic iron material, the support column table
Scale is carved in face.
It is preferred that, the control panel, the first photoelectricity door, the second photoelectricity door bottom are all connected with obliquity sensor.
It is preferred that, the first photoelectricity door lower section, which is additionally provided with, connects pendant device.
It is preferred that, the control panel includes single-chip microcomputer, and the control panel is electrically connected with the solar panel, air pressure
Sensor, temperature sensor, the first photoelectricity door, the second photoelectricity door, electromagnetic induction device, touch screen and obliquity sensor.
The beneficial effects of the utility model are：By the utility model, not only starting can be inputted using the touch screen
Altitude information, the control panel receives the data of photoelectricity door collection automatically, and the acceleration degree of the pendant is calculated automatically, and
The pendant is adsorbed after being powered by the electromagnetic induction device, the pendant falls after power-off, through photoelectricity door, fall into institute
State and connect in pendant device, Electromagnetic Control interval time is short, measure more accurate, the temperature sensor and baroceptor can be with
Detection experiment seat temperature and air pressure situation, expand it and use function, the solar panel can gather sunlight hair
Electricity is used for sensor, by the utility model, simplifies calculating degree, and data are intuitively shown, is easy to observation, and frictional resistance can be neglected
Slightly disregard.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and constitutes a part for specification, with this practicality
New embodiment is used to explain the utility model together, does not constitute to limitation of the present utility model.
Fig. 1 is a kind of free-fall acceleration measuring device structure chart of the utility model.
Fig. 2 is a kind of free-fall acceleration measuring device schematic diagram of the utility model.
Label in figure：1st, base；2nd, support column；3rd, solar panel；4th, baroceptor；5th, temperature sensor；6、
First fixing device；7th, the first photoelectricity door；8th, the second photoelectricity door；9th, electromagnetic induction device；10th, control panel；11st, touch screen；12、
Pendant；13rd, obliquity sensor；14th, pendant device is connect.
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, a kind of free-fall acceleration measuring device, including base 1 are referred to, described top one end of base 1 is provided with
Support column 2, the support column 2 plays the effect of fixed and graduated scale, and the top other end of base 1 is provided with solar panel 3,
Solar power generation is gathered, the energy is saved, the side of support column 2 is provided with baroceptor 4, and the top of baroceptor 4 is set
There is temperature sensor 5, by sensor collecting temperature and barometric information, dress is fixed in the top of temperature sensor 5 provided with first
6 are put, photoelectricity door height is adjusted using bolt, the side of the first fixing device 6 connects the first photoelectricity door 7, first photoelectricity
The top of door 7 is provided with electromagnetic induction device 9, the electromagnetic induction device 9 provided with the second photoelectricity door 8, the top of the second photoelectricity door 8
The pendant 12 is discharged for adsorbing the pendant 12, and powering off, is propped up described in the bolt connection of electromagnetic induction device 9
The side of dagger 2, the side of electromagnetic induction device 9 is provided with control panel 10, and the side of control panel 10 connects touch screen 11, realizes
Quick regulation parameter.
The bottom of electromagnetic induction device 9 connects pendant 12, and the pendant 12 is Armco magnetic iron material, is easy to by the electromagnetism
Induction installation 9, which is powered, to be adsorbed, and scale, the control panel 10, the first photoelectricity the 7, second photoelectricity of door have been carved in the surface of support column 2
8 bottoms of door are all connected with obliquity sensor 13, automatic to carry out levelness detection, and the lower section of the first photoelectricity door 7, which is additionally provided with, connects pendant
Device 14, the control panel 10 includes single-chip microcomputer, and the control panel 10 is electrically connected with the solar panel 3, air pressure transmission
Sensor 4, temperature sensor 5, the first photoelectricity the 7, second photoelectricity of door door 8, electromagnetic induction device 9 and obliquity sensor 13, are realized certainly
Dynamic control.
The utility model when in use, related starting altitude data is inputted using the touch screen 11, and by described
Electromagnetic induction device 9 adsorbs the pendant 12 after being powered, and the pendant 12 falls after power-off, through photoelectricity door, falls into described
Connect in pendant device 14, the control panel 10 receives the data of photoelectricity door collection automatically, it is possible to calculate the pendant automatically
12 acceleration degree, Electromagnetic Control interval time is short, measures more accurate, and the temperature sensor 5 and baroceptor 4 can be with
Detection experiment seat temperature and air pressure situation, expand it and use function, the solar panel 3 can gather sunlight hair
Electricity is used for sensor, by the utility model, simplifies calculating degree, and data are intuitively shown, is easy to observation, and frictional resistance can be neglected
Slightly disregard.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type, therefore, no matter from the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, and this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of free-fall acceleration measuring device, including base (1), it is characterised in that one end is provided with the top of the base (1)
The other end is provided with solar panel (3) at the top of support column (2), the base (1), and support column (2) side is provided with air pressure
It is provided with the top of sensor (4), the baroceptor (4) above temperature sensor (5), the temperature sensor (5) provided with the
One fixing device (6), the first fixing device (6) side is connected above the first photoelectricity door (7), the first photoelectricity door (7)
Provided with the second photoelectricity door (8), electromagnetic induction device (9), the electromagnetic induction device are provided with above the second photoelectricity door (8)
(9) support column described in bolt connection (2) side, electromagnetic induction device (9) side is provided with control panel (10), the control panel
(10) side connection touch screen (11).
2. a kind of free-fall acceleration measuring device according to claim 1, it is characterised in that：The electromagnetic induction device
(9) bottom connection pendant (12), the pendant (12) is Armco magnetic iron material, and scale has been carved on support column (2) surface.
3. a kind of free-fall acceleration measuring device according to claim 1, it is characterised in that：The control panel (10),
One photoelectricity door (7), the second photoelectricity door (8) bottom are all connected with obliquity sensor (13).
4. a kind of free-fall acceleration measuring device according to claim 1, it is characterised in that：The first photoelectricity door (7)
Lower section, which is additionally provided with, connects pendant device (14).
5. a kind of free-fall acceleration measuring device according to claim 1, it is characterised in that：The control panel (10) includes
There is single-chip microcomputer, the control panel (10) is electrically connected with the solar panel (3), baroceptor (4), temperature sensor
(5), the first photoelectricity door (7), the second photoelectricity door (8), electromagnetic induction device (9), touch screen (11) and obliquity sensor (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620808912.6U CN206441416U (en) | 2016-07-28 | 2016-07-28 | Free-fall acceleration measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620808912.6U CN206441416U (en) | 2016-07-28 | 2016-07-28 | Free-fall acceleration measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206441416U true CN206441416U (en) | 2017-08-25 |
Family
ID=59645886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620808912.6U Expired - Fee Related CN206441416U (en) | 2016-07-28 | 2016-07-28 | Free-fall acceleration measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206441416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109493696A (en) * | 2018-11-22 | 2019-03-19 | 李硕晨 | A kind of physics student experiment gravity apparatus for demonstrating with high safety performance |
-
2016
- 2016-07-28 CN CN201620808912.6U patent/CN206441416U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109493696A (en) * | 2018-11-22 | 2019-03-19 | 李硕晨 | A kind of physics student experiment gravity apparatus for demonstrating with high safety performance |
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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: 20170825 Termination date: 20180728 |