CN205508221U - Physical phenomenon presentation device - Google Patents
Physical phenomenon presentation device Download PDFInfo
- Publication number
- CN205508221U CN205508221U CN201620147686.1U CN201620147686U CN205508221U CN 205508221 U CN205508221 U CN 205508221U CN 201620147686 U CN201620147686 U CN 201620147686U CN 205508221 U CN205508221 U CN 205508221U
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- CN
- China
- Prior art keywords
- connecting rod
- buoyancy
- cylinder
- physical phenomenon
- liquid
- 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
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- 239000007788 liquid Substances 0.000 claims abstract description 23
- 230000005484 gravity Effects 0.000 claims abstract description 17
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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Abstract
The utility model provides a physical phenomenon presentation device, including buoyancy jar, buoyancy liquid, demonstration object, two connecting rods, rotation axis, gravity sensor and connection fine rules, buoyancy liquid injects in the buoyancy jar, and the side edge of the lower extreme of a connecting rod and buoyancy jar is connected, is located the top of buoyancy jar, and the upper end and the rotation axis of connecting rod are connected, the one end and the rotation axis of another connecting rod are connected, and the connecting rod is connected at vertical flat rotation in surface, the other end and the gravity sensor of connecting rod around the rotation axis, demonstrate the object and hang on gravity sensor through connecting the fine rule, and the demonstration object passes through the connecting rod and rotates and synchronous lift. The utility model discloses can demonstrate relation, the mr's of being convenient for teaching and student's understanding between the change of density and the buoyancy size of size, the liquid of the degree of depth that the object dipes liquid, object.
Description
Technical field
This utility model relates to a kind of physics teaching equipment, particularly relates to a kind of physical phenomenon apparatus for demonstrating.
Background technology
Physical phenomenon is the most common in daily life, and such as mechanics, electricity etc., in mechanics, buoyancy is relatively conventional power
One of, a lot of students are when understanding the concept of buoyancy of physical mechanics, due to the abstractness of power, often by the body of buoyancy Yu object
Long-pending and weight, liquid the factor such as density between relation obscure.
Utility model content
The defect of prior art and various weak point in view of the above, the technical problems to be solved in the utility model is to provide
A kind of physical phenomenon apparatus for demonstrating, can be used for demonstrating the phenomenon of buoyancy in physical mechanics, is conducive to the understanding to buoyancy concept.
For achieving the above object, this utility model provides a kind of physical phenomenon apparatus for demonstrating, including buoyancy cylinder, buoyant liquid, drills
Show object, two connecting rods, rotary shaft, gravity sensors and connect fine rule；Described buoyant liquid pours at described buoyancy
In cylinder, the lower end of a described connecting rod is connected with the side edge of described buoyancy cylinder, is positioned at the top of described buoyancy cylinder
Portion, the upper end of described connecting rod is connected with described rotary shaft；One end of connecting rod described in another root and described rotary shaft
Connecting, described connecting rod rotates in perpendicular around described rotary shaft, the other end of described connecting rod and described weight
Force transducer connects, and described demonstration object is suspended on described gravity sensor by the described fine rule that connects, and described drills
Show that object is rotated and synchronization lifting by described connecting rod.
Above-mentioned physical phenomenon apparatus for demonstrating, wherein, is provided with demarcation strip in described buoyancy cylinder, is divided into by described buoyancy cylinder
Two independent cylinder bodies.
Above-mentioned physical phenomenon apparatus for demonstrating, wherein, the described buoyant liquid poured in two cylinder bodies of described buoyancy cylinder
Density is different, and the volume of the described demonstration object being positioned at described two cylinder body is different.
Above-mentioned physical phenomenon apparatus for demonstrating, wherein, the side of two cylinder bodies of described buoyancy cylinder is provided with graduation mark.
The physical phenomenon apparatus for demonstrating that this utility model relates to has the advantages that
This utility model can demonstrate object immerse the degree of depth of liquid, the size of object, liquid density and buoyancy size change it
Between relation, it is simple to the teaching of teacher and the understanding of student.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model,
And can be practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing that this patent is carried out
Describe in detail.
Accompanying drawing explanation
Fig. 1 is the front view of this utility model physical phenomenon apparatus for demonstrating.
Element numbers explanation
1 buoyancy cylinder
2 buoyant liquid
3 demonstration objects
4 connecting rods
5 rotary shafts
6 gravity sensors
7 connect fine rule
8 demarcation strips
9 graduation marks
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail.
Referring to shown in accompanying drawing 1, this utility model provides a kind of physical phenomenon apparatus for demonstrating, including buoyancy cylinder 1, buoyant liquid 2,
Demonstration 3, two connecting rods 4 of object, rotary shaft 5, gravity sensor 6 and connection fine rule 7；Described buoyant liquid 2 pours into
In described buoyancy cylinder 1, the lower end of a described connecting rod 4 is connected with the side edge of described buoyancy cylinder 1, position
In the top of described buoyancy cylinder 1, the upper end of described connecting rod 4 is connected with described rotary shaft 5；Company described in another root
One end of extension bar 4 is connected with described rotary shaft 5, and described connecting rod 4 rotates in perpendicular around described rotary shaft 5,
The other end of described connecting rod 4 is connected with described gravity sensor 6, and described demonstration object 3 is thin by described connection
Line 7 is suspended on described gravity sensor 6, and described demonstration object 3 is rotated and synchronization lifting by described connecting rod 4.
It is provided with demarcation strip 8 in described buoyancy cylinder 1, described buoyancy cylinder 1 is divided into two independent cylinder bodies, two can be carried out
Buoyancy contrast demonstration in individual cylinder body.
The density of the described buoyant liquid 2 poured in two cylinder bodies of described buoyancy cylinder 1 is different, is positioned at described two cylinder
The volume of internal described demonstration object 3 is different, can be used for the buoyancy size of demonstration object under different liquid buoyancies
Change, and the changing of the buoyancy size that is subject to of different size of demonstration object 3.
The side of two cylinder bodies of described buoyancy cylinder 1 is provided with graduation mark 9, can be used for showing that demonstration object 3 immerses intuitively floating
Liquid level during power liquid 2 rises.
During use, can be suspended on gravity sensor 6 by connecting fine rule 7 by demonstration object 3, gravity sensor 6 sensing is drilled
Show the gravity size of object 3, by rotary shaft 5, demonstration object 3 is slowly immersed in buoyant liquid 2, observe gravity simultaneously and pass
The change of the gravity size of sensor 6, thus understand the relation between volume and the buoyancy size that demonstration object 3 immerses.
In sum, this utility model can demonstrate object immerse the degree of depth of liquid, the size of object, liquid density big with buoyancy
The little relation between change, it is simple to the teaching of teacher and the understanding of student.So, this utility model effectively overcomes existing skill
Various shortcoming in art and have high industrial utilization.
A kind of physical phenomenon apparatus for demonstrating provided this utility model embodiment above is described in detail, for this area
Those skilled in the art, according to the thought of this utility model embodiment, the most all can change
Part, in sum, this specification content should not be construed as restriction of the present utility model, all according to this utility model design philosophy
Any change made is all within protection domain of the present utility model.
Claims (4)
1. a physical phenomenon apparatus for demonstrating, it is characterised in that: include buoyancy cylinder (1), buoyant liquid (2), demonstration object (3), two connecting rods (4), rotary shaft (5), gravity sensors (6) and connect fine rule (7)；Described buoyant liquid (2) pours in described buoyancy cylinder (1), the lower end of a piece described connecting rod (4) is connected with the side edge of described buoyancy cylinder (1), being positioned at the top of described buoyancy cylinder (1), the upper end of described connecting rod (4) is connected with described rotary shaft (5)；One end of connecting rod (4) described in another root is connected with described rotary shaft (5), described connecting rod (4) rotates in perpendicular around described rotary shaft (5), the other end of described connecting rod (4) is connected with described gravity sensor (6), described demonstration object (3) is suspended on described gravity sensor (6) by described connection fine rule (7), and described demonstration object (3) is rotated and synchronization lifting by described connecting rod (4).
Physical phenomenon apparatus for demonstrating the most according to claim 1, it is characterised in that: it is provided with demarcation strip (8) in described buoyancy cylinder (1), described buoyancy cylinder (1) is divided into two independent cylinder bodies.
Physical phenomenon apparatus for demonstrating the most according to claim 2, it is characterized in that: the density of the described buoyant liquid (2) poured in two cylinder bodies of described buoyancy cylinder (1) is different, the volume of the described demonstration object (3) being positioned at described two cylinder body is different.
Physical phenomenon apparatus for demonstrating the most according to claim 1, it is characterised in that: the side of two cylinder bodies of described buoyancy cylinder (1) is provided with graduation mark (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147686.1U CN205508221U (en) | 2016-02-27 | 2016-02-27 | Physical phenomenon presentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147686.1U CN205508221U (en) | 2016-02-27 | 2016-02-27 | Physical phenomenon presentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205508221U true CN205508221U (en) | 2016-08-24 |
Family
ID=56727765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620147686.1U Expired - Fee Related CN205508221U (en) | 2016-02-27 | 2016-02-27 | Physical phenomenon presentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205508221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036931A (en) * | 2017-05-27 | 2017-08-11 | 江苏农牧科技职业学院 | A kind of apparatus and method of strength of fluid measurement |
-
2016
- 2016-02-27 CN CN201620147686.1U patent/CN205508221U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036931A (en) * | 2017-05-27 | 2017-08-11 | 江苏农牧科技职业学院 | A kind of apparatus and method of strength of fluid measurement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170122 Address after: 330108 Jiangxi province Nanchang Honggutan entrepreneurial road No. 998 Nanchang Institute of science and Technology Department Patentee after: NANCHANG INSTITUTE OF SCIENCE & TECHNOLOGY Address before: 330108 Jiangxi province Nanchang Honggutan entrepreneurial road No. 998 Nanchang Institute of Technology Patentee before: Peng Rongrong |
|
| 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: 20160824 Termination date: 20170227 |