CN207134024U - A kind of physics buoyancy shows experiment teaching appliance - Google Patents
A kind of physics buoyancy shows experiment teaching appliance Download PDFInfo
- Publication number
- CN207134024U CN207134024U CN201720839313.5U CN201720839313U CN207134024U CN 207134024 U CN207134024 U CN 207134024U CN 201720839313 U CN201720839313 U CN 201720839313U CN 207134024 U CN207134024 U CN 207134024U
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- CN
- China
- Prior art keywords
- dynamometer
- experiment teaching
- observation cylinder
- buoyancy
- teaching appliance
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000002474 experimental method Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229920000742 Cotton Polymers 0.000 claims abstract description 17
- 238000013461 design Methods 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000005336 safety glass Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 230000000007 visual effect Effects 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model discloses a kind of physics buoyancy to show experiment teaching appliance, including bottom plate, support bar, water tank, observation cylinder, the first dynamometer, ball float and the second dynamometer, the top of bottom plate is provided with support bar and observation cylinder, the top of support bar is fixedly connected with water tank, and drainpipe is provided with the first control valve；The openend of observation cylinder is provided with the first dynamometer, first dynamometer is fixed on by connecting rod on the inwall of observation cylinder, the dynamometry end of first dynamometer is fixedly connected with ball float by the first cotton rope, the bottom wall of inner cavity of observation cylinder is fixedly connected with the second dynamometer, the dynamometry end of second dynamometer is fixedly connected with ball float by the second cotton rope, and the bottom of bottom plate is uniformly provided with some legs；The features such as reasonable in design, easy to use, demonstrating visual of the present utility model, buoyancy Producing reason and process can be exposed directly to student, the size cases of buoyancy according to how much situations of water in water storage box, can be effectively measured, contribute to the understanding and study of student.
Description
Technical field
Physical teaching aid field is the utility model is related to, specially a kind of physics buoyancy displaying experiment teaching appliance.
Background technology
Physics is the research motion of matter most typically subject of rule and material basic structure.As taking the lead for natural science
Subject, physics research is greatly to universe, the as low as most basic forms of motion of all materials such as elementary particle and rule, therefore turn into
The Research foundation of other each natural branch of sciences.Its theoretical construct makes full use of working language of the mathematics as oneself, with
Test as the sole criterion for examining theoretical correctness, it is a current most accurate natural science subject.
Buoyancy phenomenon is the key content of Physics Course, and the object being immersed in liquid can be made by gravity and buoyancy
With when buoyancy is more than gravity, object can be floated on liquid level.There are currently no corresponding educational aid to use, and teacher is also only
Can be explained by giving an oral account, process caused by buoyancy and reason all can not intuitively show student, the big pupil of buoyancy also without
Method is known, is intuitively shown to student without corresponding teaching aid, is unfavorable for the study of student.
Utility model content
The purpose of this utility model is to provide a kind of physics buoyancy displaying experiment teaching appliance, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of physics buoyancy shows experiment teaching appliance, including bottom plate, support bar, water tank, observation cylinder, the first dynamometry
Meter, ball float and the second dynamometer, the top of bottom plate are provided with support bar and observation cylinder, and support bar is located at the left side of observation cylinder, support
The top of bar is fixedly connected with water tank, the top through connection filler pipe of water tank, the bottom side through connection drainpipe of filler pipe,
The other end through connection of drainpipe is provided with the first control valve in a side bottom of observation cylinder, drainpipe；Observation cylinder is top
Open type structure design is held, the openend for observing cylinder is provided with the first dynamometer, and the first dynamometer is fixed on observation by connecting rod
On the inwall of cylinder, the dynamometry end of the first dynamometer is fixedly connected with ball float by the first cotton rope, and the bottom wall of inner cavity for observing cylinder fixes company
The second dynamometer is connect, the dynamometry end of the second dynamometer is fixedly connected with ball float by the second cotton rope, and the side wall bottom for observing cylinder is passed through
Lead to the water pipe that runs in, drainpipe is provided with the second control valve, and the bottom of bottom plate is uniformly provided with some legs.
As the further technical scheme of the utility model, bottom plate is rectangular slab.
As the further technical scheme of the utility model, drainpipe is rubber hose.
As the further technical scheme of the utility model, observation cylinder is made from transparent safety glass.
As the further technical scheme of the utility model, observation cylinder is provided with graduation mark.
As the further technical scheme of the utility model, ball float is made from wooden material.
As the further technical scheme of the utility model, the bottom of bottom plate is uniformly provided with 4 or 6 legs.
As the further technical scheme of the utility model, the height of leg is 0.5cm~1cm.
As the further technical scheme of the utility model, the distance between the first dynamometer and the second dynamometer are more than
The length of first cotton rope, and more than the length of the second cotton rope.
Compared with prior art, it is of the present utility model it is reasonable in design, simple in construction, easy to process, easy to use, drill
Show the features such as directly perceived, buoyancy Producing reason and process can be exposed directly to student, can according in water storage box water it is more
Few situation, effectively measures the size cases of buoyancy, contributes to the understanding and study of student.
Brief description of the drawings
Fig. 1 is the structural representation that a kind of physics buoyancy of the utility model shows experiment teaching appliance；
Fig. 2 is the schematic diagram for the top view that a kind of physics buoyancy of the utility model shows experiment teaching appliance.
In figure：1- bottom plates, 2- support bars, 3- water tanks, 4- filler pipes, 5- drainpipes, the control valves of 6- first, 7- observation cylinders,
The dynamometers of 8- first, 9- connecting rods, the cotton ropes of 10- first, 11- ball floats, the cotton ropes of 12- second, the dynamometers of 13- second, 14- drainings
Pipe, the control valves of 15- second, 16- legs.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1~2, a kind of physics buoyancy shows experiment teaching appliance, including bottom plate 1, support bar 2, water tank 3,
Cylinder 7, the first dynamometer 8, the dynamometer 13 of ball float 11 and second are observed, the bottom plate 1 is rectangular slab, and the top of bottom plate 1 is provided with
Support bar 2 and observation cylinder 7, the support bar 2 are located at the left side of observation cylinder 7, and the top of support bar 2 is fixedly connected with water tank 3, described
The top through connection filler pipe 4 of water tank 3, the bottom side through connection drainpipe 5 of the filler pipe 4, the drainpipe 5
Other end through connection is provided with the first control valve 6 in a side bottom of observation cylinder 7, drainpipe 5, and drainpipe 5 is that rubber is soft
Pipe；The observation cylinder 7 is top open type structure design, and observation cylinder 7 is made from transparent safety glass, is observed on cylinder 7
Provided with graduation mark, the openend of observation cylinder 7 is provided with the first dynamometer 8, and first dynamometer 8 is fixed on sight by connecting rod 9
Survey on the inwall of cylinder 7, the dynamometry end of first dynamometer 8 is fixedly connected with ball float 11, the ball float 11 by the first cotton rope 10
It is to be made from wooden material, the bottom wall of inner cavity of the observation cylinder 7 is fixedly connected with the second dynamometer 13, second dynamometer 13
Dynamometry end ball float 11 is fixedly connected with by the second cotton rope 12, a side wall bottom through connection drainpipe 14 of the observation cylinder 7,
The drainpipe 14 is provided with the second control valve 15, and the bottom of the bottom plate 1 is uniformly provided with some legs 16, the leg 16
Height be 0.5cm~1cm.
The distance between described dynamometer 13 of first dynamometer 8 and second is more than the length of the first cotton rope 10, and more than the
The length of two cotton ropes 12.
Then the utility model opens the first control valve in use, first pass through the gravity that the first dynamometer 8 measures ball float 11
6 water fillings into observation cylinder 7 slowly, with the rising of water level, the data on the first dynamometer 8 constantly change, and are finally zero, this
When buoyancy be equal to gravity, ball float swims in water level surface, and as water level continues to rise, ball float 11 stretches the second cotton rope 12, now
The stress of ball float is analyzed, further detects ball float buoyancy.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge
Various changes can be made.
Claims (9)
1. a kind of physics buoyancy shows experiment teaching appliance, it is characterised in that including bottom plate, support bar, water tank, observation cylinder,
First dynamometer, ball float and the second dynamometer, the top of bottom plate are provided with support bar and observation cylinder, and support bar is located at a left side for observation cylinder
Side, the top of support bar are fixedly connected with water tank, the top through connection filler pipe of water tank, the bottom side through connection of filler pipe
Drainpipe, the other end through connection of drainpipe are provided with the first control valve in a side bottom of observation cylinder, drainpipe；Observation
Cylinder is top open type structure design, and the openend for observing cylinder is provided with the first dynamometer, and the first dynamometer is fixed by connecting rod
On the inwall of observation cylinder, the dynamometry end of the first dynamometer is fixedly connected with ball float by the first cotton rope, observes the bottom wall of inner cavity of cylinder
The second dynamometer is fixedly connected with, the dynamometry end of the second dynamometer is fixedly connected with ball float by the second cotton rope, observes a side wall of cylinder
Bottom through connection drainpipe, drainpipe are provided with the second control valve, and the bottom of bottom plate is uniformly provided with some legs.
2. a kind of physics buoyancy displaying experiment teaching appliance according to claim 1, it is characterised in that bottom plate is rectangular
Shape plate.
3. a kind of physics buoyancy displaying experiment teaching appliance according to claim 1, it is characterised in that drainpipe is rubber
Glue flexible pipe.
4. a kind of physics buoyancy displaying experiment teaching appliance according to claim 1, it is characterised in that observation cylinder is choosing
Made of transparent safety glass.
5. a kind of physics buoyancy displaying experiment teaching appliance according to claim 4, it is characterised in that set on observation cylinder
There is graduation mark.
6. a kind of physics buoyancy displaying experiment teaching appliance according to claim 1, it is characterised in that ball float is to select
Wooden material makes.
A kind of 7. physics buoyancy displaying experiment teaching appliance according to claim 2, it is characterised in that the bottom of bottom plate
Uniformly it is provided with 4 or 6 legs.
A kind of 8. physics buoyancy displaying experiment teaching appliance according to claim 7, it is characterised in that the height of leg
For 0.5cm~1cm.
A kind of 9. physics buoyancy displaying experiment teaching appliance according to claim 1, it is characterised in that the first dynamometer
The distance between second dynamometer is more than the length of the first cotton rope, and more than the length of the second cotton rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720839313.5U CN207134024U (en) | 2017-07-12 | 2017-07-12 | A kind of physics buoyancy shows experiment teaching appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720839313.5U CN207134024U (en) | 2017-07-12 | 2017-07-12 | A kind of physics buoyancy shows experiment teaching appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134024U true CN207134024U (en) | 2018-03-23 |
Family
ID=61633750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720839313.5U Expired - Fee Related CN207134024U (en) | 2017-07-12 | 2017-07-12 | A kind of physics buoyancy shows experiment teaching appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134024U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766143A (en) * | 2018-04-03 | 2018-11-06 | 蚌埠科睿达机械设计有限公司 | A kind of physics teaching device |
| CN109377838A (en) * | 2018-12-10 | 2019-02-22 | 重庆文理学院 | Buoyancy experimental device and experimental method for physics teaching |
| CN112164284A (en) * | 2020-10-22 | 2021-01-01 | 泰山学院 | A Mechanics Tester for Physics Teaching |
-
2017
- 2017-07-12 CN CN201720839313.5U patent/CN207134024U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766143A (en) * | 2018-04-03 | 2018-11-06 | 蚌埠科睿达机械设计有限公司 | A kind of physics teaching device |
| CN109377838A (en) * | 2018-12-10 | 2019-02-22 | 重庆文理学院 | Buoyancy experimental device and experimental method for physics teaching |
| CN112164284A (en) * | 2020-10-22 | 2021-01-01 | 泰山学院 | A Mechanics Tester for Physics Teaching |
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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: 20180323 Termination date: 20200712 |