CN205899891U - Archimedes tests appearance - Google Patents
Archimedes tests appearance Download PDFInfo
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- CN205899891U CN205899891U CN201620432955.9U CN201620432955U CN205899891U CN 205899891 U CN205899891 U CN 205899891U CN 201620432955 U CN201620432955 U CN 201620432955U CN 205899891 U CN205899891 U CN 205899891U
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- liquid
- buoyancy
- archimedes
- beverage container
- ergometer
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Abstract
The utility model relates to an archimedes tests appearance should test the appearance: this experiment appearance includes the support, the elevating platform, be equipped with adjusting bolt on the elevating platform and placed the overflow cup, be equipped with the position scale on the overflow cup, hang one -way dynamometer on the horizontal gird and be fixed with two -way dynamometer, liquid containing barrel has been hung on the couple of one -way dynamometer, the last volume scale that is equipped with of liquid containing barrel, the lower extreme of two -way dynamometer is fixed with the pressure disk, be equipped with the pendant that to overturn on the pressure disk. The utility model discloses simple manufacture, lower, easy and simple to handle, the stable performance of cost, to dip the degree of depth of liquid relevant etc. With the object for the buoyancy that archimedes principle and object received probed that not only can be convenient, especially can effectively improve the experiment to probe efficiency, can probe in liquid levitate object at the buoyancy that receives the external force liquid that sinking process receives.
Description
Technical field
This utility model is related to a kind of teaching aid, more particularly, to a kind of Archimedes experiment instrument.
Background technology
At present, in Middle School Physics about in the teaching and student's practical activity of the factor affecting buoyancy size, mainly sharp
Carry out Experimental Research although related experiment can be completed with traditional Archimedes experiment demonstration device, reach teaching efficiency, but real
Test less efficient, metering system is single, the buoyancy in sinking watching institute liquid body for the object sinking in a liquid can only be probed into, no
Just probe into the object floating in a liquid in buoyancy by external force sinking watching institute liquid body etc..
Utility model content
Technical problem to be solved in the utility model is that a kind of making of offer is simple, cost is relatively low, easy and simple to handle, performance
Stable, Experimental Research efficiency can be effectively improved and probe into method, especially can probe into the object floating in a liquid by external force
A kind of Archimedes experiment instrument of the buoyancy of sinking watching institute liquid body.
For solving the above problems, a kind of Archimedes experiment instrument described in the utility model it is characterised in that: this experiment instrument
Including support, described support is made up of the fixation of base plate, lateral column and horizontal gird；Described base plate is provided with lifting platform, described lifting
Platform is provided with regulating bolt and is placed with spilling water cup, and described spilling water cup is provided with position scale；It is hung with described horizontal gird
Unidirectional ergometer and be fixed with double-acting forcemeter；It is hung with beverage container, on described beverage container on the hook of described unidirectional ergometer
It is provided with volume scale；The lower end of described double-acting forcemeter is fixed with platen, and described platen is provided with turning suspension member.
During use, the gap of described spilling water cup is in the surface of described beverage container.
This utility model compared with prior art has the advantage that
1st, due to being provided with unidirectional ergometer and double-acting forcemeter in this utility model, therefore, it can synchro measure buoyancy and
Arrange the gravity of liquid, thus improving Experimental Research efficiency；The setting of especially double-acting forcemeter, both can probe in a liquid
The object sinking, in the buoyancy of sinking watching institute liquid body, can also be probed into the object floating in a liquid and sunk by external force
The buoyancy of journey institute liquid body.
2nd, because base plate described in this utility model is provided with lifting platform, described lifting platform is provided with regulating bolt and placement
Have spilling water cup, therefore, it can change, by stable lifting lifting platform, the volume that object arranges liquid, thus probe into buoyancy with
Arrange the relation of the volume of liquid.
3rd, because spilling water cup described in this utility model is provided with position scale, therefore, it can relatively stable, convenient
Whether with depth that object immerse liquid relevant, and the situation in same depth or the same volume arranging liquid if probing into buoyancy
Under, the relation of the density of buoyancy and liquid.
4th, because beverage container described in this utility model is provided with volume scale, therefore, it can except using unidirectional ergometer
Outside the gravity of the liquid that direct measurement arranges, the volume arranging liquid can also be measured, be calculated by formula g=mg=ρ vg
Go out to arrange the gravity of liquid, reach and draw, with multiple methods, the gravity arranging liquid, reached training of students and can use multiple thinkings
The purpose of method solve problem.
5th, because the lower end of double-acting forcemeter described in this utility model is fixed with platen, described platen is provided with turning
Suspension member, therefore, both can probe into the buoyancy in sinking watching institute liquid body for the object sinking in a liquid, can also probe in liquid
In body, the object of floating is in the buoyancy by external force sinking watching institute liquid body.Probe into the object sinking in a liquid in sinking watching
During the buoyancy of institute's liquid body, object is hung on suspension member；Probe into the object floating in a liquid by suffered by external force sinking watching
During the buoyancy of liquid, suspension member is flipped up, is pressed downward object to strengthen its stability with platen.
6th, due to this utility model use when, the gap of described spilling water cup in the surface of described beverage container, therefore, can
Beverage container is fully collected in the liquid overflowing when guaranteeing spilling water cup with lifting of lifting table.
7th, this utility model not only can easily probe into Archimedes principle, can also easily probe into what object was subject to
Whether buoyancy is relevant with the depth that object immerses liquid.
Brief description
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
In figure: 1 base plate, 2 lateral column, 3 crossbeam, 4 lifting platform, 5 regulating bolt, 6 spilling water cup 7 position
Scale 8 unidirectional ergometer 9 double-acting forcemeter, 10 beverage container, 11 volume scale, 12 platen 13 suspension member
14 gaps.
Fig. 2 is the schematic diagram of the buoyancy in sinking watching institute liquid body for the object that will probe into sink in a liquid.
Fig. 3 is to probe into the object floating in a liquid illustrating in the buoyancy by external force sinking watching institute liquid body
Figure.
Specific embodiment
As shown in figure 1, a kind of Archimedes experiment instrument, this experiment instrument includes support, and described support is by base plate 1, lateral column 2 and
The fixing composition of horizontal gird 3；Described base plate 1 is provided with lifting platform 4, and described lifting platform 4 is provided with regulating bolt 5 and is placed with excessive
Water tumbler 6, described spilling water cup 6 is provided with position scale 7；Unidirectional ergometer 8 is hung with described horizontal gird 3 and is fixed with two-way
Ergometer 9；Beverage container 10 is hung with the hook of described unidirectional ergometer 8, described beverage container 10 is provided with volume scale 11；Institute
The lower end stating double-acting forcemeter 9 is fixed with platen 12, and described platen 12 is provided with turning suspension member 13.
During use, the gap 14 of described spilling water cup 6 is in the surface of described beverage container 10.
Embodiment 1 probes into the buoyancy (as Fig. 2) in sinking watching institute liquid body for the object sinking in a liquid.
(1) device being placed on horizontal stand, filling with liquid in beverage container until there being liquid naturally to overflow from gap.
(2) beverage container and object are hung on unidirectional ergometer and double-acting forcemeter respectively, then unidirectional ergometer and double
It is respectively the gravity g of holding liquid to the registration of ergometerBucketGravity g with objectThing.
(3) rotation regulating bolt makes lifting platform slowly rise, and has liquid while object starts to immerse liquid in spilling water cup
Body overflows into beverage container.Now, the registration of unidirectional ergometer becomes greatly f1, the registration of increase is gRow= f1-gBucket, double-acting forcemeter
Registration diminishes as f2, the registration of reduction is fFloating=gThing-f2.
(4) wherein, object arranges the gravity g of liquidThingCan also be by reading volume v of liquid in beverage containerRow, recycle
Formula gRow=mRowg=ρvRowG tries to achieve.
(5) compare fFloatingWith gRow, obtain fFloating=gRow.
Embodiment 2 probes into the object floating in a liquid in the buoyancy (as Fig. 3) by external force sinking watching institute liquid body.
(1) device being placed on horizontal stand, filling with liquid in beverage container until there being liquid naturally to overflow from gap..
(2) beverage container and object are hung on unidirectional ergometer and double-acting forcemeter respectively, then unidirectional ergometer and double
It is respectively the gravity g of holding liquid to the registration of ergometerBucketGravity g with objectThing.
(3) rotation regulating bolt makes lifting platform slowly rise, and has liquid while object starts to immerse liquid in spilling water cup
Body overflows into beverage container.Now, the registration of unidirectional ergometer becomes greatly f1, the registration of increase is gRow= f1-gBucket, double-acting forcemeter
Registration diminishes as f2, the registration of reduction is fFloating=gThing-f2.
(4) when the registration of double-acting forcemeter diminishes as f2When=0, fFloating=gThing, pass through to calculate simultaneously or measure to obtain fFloating=gRow.
(5) if need to probe into further, 1. the suspension member on the platen of double-acting forcemeter lower end is flipped up that (object is divided with suspension member
From), continuing rotation regulating bolt makes lifting platform slowly rise, and 2. lifts after the platen of double-acting forcemeter lower end touches object
When platform rises again, liquid in spilling water cup, is had to overflow into beverage container again, now, the registration of unidirectional ergometer becomes greatly f3, the showing of increase
Number is gRow= f3-gBucket, the registration change greatly f of double-acting forcemeter4, fFloating=gThing+f4.
Note: if lifting platform maximum height is not enough, can on lifting platform underlay wooden unit.
(6) compare fFloatingWith gRow, obtain fFloating=gRow.
Whether embodiment 3 probes into the buoyancy that object is subject to relevant with the depth that object immerses liquid.
(1) on the basis of being based on embodiment 1 or embodiment 2.
(2) when object does not have submergence, rotation regulating bolt makes lifting platform slowly rise: object leaching depth in a liquid
Change, ergometer registration changes, and has liquid to overflow.
(3) after object submergence, rotation regulating bolt makes lifting platform slowly rise: object leaching depth in a liquid becomes
Change, ergometer registration is constant, do not have liquid to overflow.
(4) comprehensively (2) are obtained with (3): whether the buoyancy that object is subject to is unrelated with the depth that object immerses liquid.
Embodiment 4 probes into the relation of the buoyancy that object is subject to and the density of liquid.
(1) on the basis of the experimental implementation based on embodiment 1 or embodiment 2.
(2) different liquid (density as added Sal to change liquid in water) are used instead.
(3) same object is immersed (position quarter when not being completely immersed in, on available spilling water cup in the liquid of different densities
Degree controls object to immerse the volume of liquid, that is, arrange the volume of liquid), compare the size of buoyancy.
Claims (2)
1. a kind of Archimedes experiment instrument it is characterised in that: this experiment instrument includes support, and described support is by base plate (1), lateral column
(2) fix and form with horizontal gird (3)；Described base plate (1) is provided with lifting platform (4), and described lifting platform (4) is provided with regulation spiral shell
Bolt (5) and be placed with spilling water cup (6), described spilling water cup (6) is provided with position scale (7)；It is hung with described horizontal gird (3)
Unidirectional ergometer (8) and be fixed with double-acting forcemeter (9)；It is hung with beverage container (10) on the hook of described unidirectional ergometer (8),
Described beverage container (10) is provided with volume scale (11)；The lower end of described double-acting forcemeter (9) is fixed with platen (12), described pressure
Disk (12) is provided with turning suspension member (13).
2. as claimed in claim 1 a kind of Archimedes experiment instrument it is characterised in that: during use, described spilling water cup (6) overflow
The mouth of a river (14) is in the surface of described beverage container (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620432955.9U CN205899891U (en) | 2016-05-15 | 2016-05-15 | Archimedes tests appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620432955.9U CN205899891U (en) | 2016-05-15 | 2016-05-15 | Archimedes tests appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205899891U true CN205899891U (en) | 2017-01-18 |
Family
ID=57764783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620432955.9U Expired - Fee Related CN205899891U (en) | 2016-05-15 | 2016-05-15 | Archimedes tests appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205899891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109712495A (en) * | 2019-03-14 | 2019-05-03 | 西华师范大学 | A kind of Archimedes principle demonstrator |
-
2016
- 2016-05-15 CN CN201620432955.9U patent/CN205899891U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109712495A (en) * | 2019-03-14 | 2019-05-03 | 西华师范大学 | A kind of Archimedes principle demonstrator |
| CN109712495B (en) * | 2019-03-14 | 2024-05-24 | 西华师范大学 | Archimedes principle demonstration instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20180515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |