CN107464481A - A kind of buoyancy demonstrating device based on education - Google Patents
A kind of buoyancy demonstrating device based on education Download PDFInfo
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- CN107464481A CN107464481A CN201710659573.9A CN201710659573A CN107464481A CN 107464481 A CN107464481 A CN 107464481A CN 201710659573 A CN201710659573 A CN 201710659573A CN 107464481 A CN107464481 A CN 107464481A
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- water tank
- carriage
- fixed
- riser
- support bar
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
- G09B23/12—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics of liquids or gases
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Educational Administration (AREA)
- Computational Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Instructional Devices (AREA)
Abstract
The invention discloses a kind of buoyancy demonstrating device based on education, belong to instruments used for education field.The present invention includes base, base one end is fixedly connected with one end of riser, one end of the riser other end and support bar connects, the first carriage, the second carriage and water valve are also fixed with the side wall of riser successively, electronic balance is fixed with the first carriage, the first water tank is fixed with electronic balance, water tank is fixed with second carriage, support bar one end is fixed with contiguous block, and contiguous block is connected with weight beam one end, and the weight beam other end is connected with a weight block.Buoyancy Producing reason and process are more intuitively exposed directly to student by the present invention by weight beam and the united application of water tank so that student is understood this knowledge point more thorough, reduces the difficulty of giving lessons of teacher.
Description
Technical field
The invention belongs to instruments used for education field, more particularly to a kind of buoyancy demonstrating device based on education.
Background technology
Buoyancy Producing reason is that the upper and lower surface of object has pressure differential, when object lower does not contact in liquid, liquid
Body does not have pressure to object lower, thus object is by buoyancy, is description of use to this in teaching material without corresponding
Experimental demonstration, cause that many students are understood this point is not thorough, obscure understanding be present, therefore, design one is easy
Apparatus for demonstrating, illustrate that buoyancy Producing reason is necessary very well.
The content of the invention
It is an object of the invention to provide a kind of buoyancy demonstrating device based on education, pass through weight beam and water tank
United application, buoyancy Producing reason and process are more intuitively showed into student, solve existing more students to this knowledge
The not thorough problem that point understands.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is a kind of buoyancy demonstrating device based on education, including base, and one end of base one end and riser is fixed
One end of connection, the riser other end and support bar connects, and is also fixed with the first carriage, the second support in the side wall of riser successively
Frame and water valve, the first carriage between riser and support bar, the second carriage between the first carriage and support bar,
Water valve is between the second carriage and support bar；Electronic balance is fixed with first carriage, is fixed with electronic balance
One water tank, the second water tank is fixed with the second carriage, and support bar one end is fixed with contiguous block, contiguous block and weight beam one
End connection, the weight beam other end are connected with a weight block.
Further, the second water tank bottom side is fixed with a glass piston, has opening at water tank side wall one and in opening
A conduit is fixed at place.
Further, water valve is located at the top of the second water tank, by water valve to water tank with water.
Further, the port of export of conduit and glass piston is located above the first water tank, will by glass piston and conduit
Water is discharged into the first water tank in second water tank.
Further, graduation mark is both provided with the surface of side plate one of the first water tank and the second water tank, measurement discharge directly perceived
With injection water volume.
The invention has the advantages that：
1st, the present invention clearly shows that the production of buoyancy by the common mating reaction of weight, weight beam and the second water tank
The direction of raw phenomenon and buoyancy, buoyancy Producing reason and process are exposed directly to student, the good demonstration effect of aided education,
The difficulty of giving lessons of teacher is reduced, while is advantageous to deepen further understanding of the student to buoyancy.
2nd, it is of the invention it is a kind of based on the buoyancy demonstrating device of education in demonstrating floating force simultaneously, pass through weight beam, water
The effect of case, the first water tank and electronic balance so that the present apparatus is while demonstrating floating force phenomenon, density, volume to thing block
Measured with weight.
Certainly, any product for implementing the present invention it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, used required for being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of structural representation of buoyancy demonstrating device based on education of the present invention；
In accompanying drawing, the list of parts representated by each label is as follows：
1- bases, 2- risers, the carriages of 3- second, the carriages of 4- first, 5- electronic balances, the water tanks of 6- first, 7- water tanks,
8- glass pistons, 10- conduits, 11- water valves, 12- contiguous blocks, 13- weight beams, 14- weight blocks, 15- support bars.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " side ", " on ", " under ", " top ", etc. indicating position
Or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or the component or element that imply meaning
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Referring to shown in Fig. 1, the present invention is a kind of buoyancy demonstrating device based on education, including base 1, the one of base 1
End is fixedly connected with one end of riser 2, and the other end of riser 2 is fixedly connected with support bar 15；Also fixed successively in the side wall of riser 2
There are the first carriage 4, the second carriage 3 and water valve 11, the first carriage 4 is between riser 2 and support bar 15, the second support
Frame 3 is between the first carriage 4 and support bar 15, between water valve 11 is between the second carriage 3 and support bar 15；First
Electronic balance 5 is fixed with carriage 4, the first water tank 6 is fixed with electronic balance 5, the second water is fixed with the second carriage 3
Case 7, the one end of support bar 15 are fixed with contiguous block 12, and contiguous block 12 is connected with the one end of weight beam 13, and weight beam 13 is another
One end is connected with a weight block 14.
Wherein, the bottom side of the second water tank 7 is fixed with a glass piston 8, has opening at the side wall one of the second water tank 7 and in opening
A conduit 10 is fixed at mouthful.
Wherein, water valve 11 is located at the top of the second water tank 7.
Wherein, the port of export of conduit 10 and glass piston 8 is located at the top of the first water tank 6.
Wherein, the week side of boss of the second water tank 7 and the first water tank 6 carries graduation mark.
One of the present embodiment has particular application as：
Wherein, a weight 14 is hung by weight beam 13, weight 14 is located inside the second water tank 7, and now spring is surveyed
Power is in respect of a reading A；Open water valve 11, the water filling into the second water tank 7, when the water surface contacts with weight in water tank, now spring
Dynamometry is A and B difference in respect of a reading B, now buoyancy suffered by weight；When the water surface floods weight surface in water tank, spring
Dynamometry is A and C difference in respect of a reading C, now buoyancy suffered by weight.
Wherein, water valve 11 is first passed through to the water filling into the second water tank 7, treats there is opening at the water surface to the side wall one of the second water tank 7
During bottom, close water valve 11 and stop water filling, then weight 14 is steadily put in the water of the second water tank 7, the water in the second water tank 7 can edge
Conduit 10 and flow into the first water tank 6, now by the reading of electronic balance 5 can calculate weight 14 in the second water tank 7 it is suffered floating
Power.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one implementation of the present invention is contained in reference to specific features, structure, material or the feature that the embodiment or example describe
In example or example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.
Moreover, specific features, structure, material or the feature of description can close in any one or more embodiments or example
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, it is only described embodiment also not limit the invention.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (5)
1. a kind of buoyancy demonstrating device based on education, including base (1), it is characterised in that：
One end of the base (1) is fixedly connected with one end of riser (2), and riser (2) other end is fixedly connected with support
Bar (15)；The first carriage (4), the second carriage (3) and water valve (11) are also fixed with the side wall of the riser (2) successively,
First carriage (4) is located between riser (2) and support bar (15), and second carriage (3) is located at the first carriage
(4) between support bar (15), the water valve (11) is between the second carriage (3) and support bar (15)；
Electronic balance (5) is fixed with first carriage (4), the first water tank (6) is fixed with the electronic balance (5),
The second water tank (7) is fixed with second carriage (3), described support bar (15) one end is fixed with contiguous block (12), described
Contiguous block (12) is connected with weight beam (13) one end, and weight beam (13) other end is connected with a weight block
(14)。
A kind of 2. buoyancy demonstrating device based on education according to claim 1, it is characterised in that second water tank
(7) bottom side is fixed with a glass piston (8), has at the second water tank (7) side wall one and is open and fixes one in opening
Conduit (10).
3. a kind of buoyancy demonstrating device based on education according to claim 1, it is characterised in that the water valve (11)
The port of export is located at the top of the second water tank (7).
A kind of 4. buoyancy demonstrating device based on education according to claim 1, it is characterised in that the conduit (10) and
The port of export of glass piston (8) is located above the first water tank (6).
A kind of 5. buoyancy demonstrating device based on education according to claim 1, it is characterised in that first water tank
(6) and on the surface of side plate one of the second water tank (7) it is both provided with graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659573.9A CN107464481A (en) | 2017-08-04 | 2017-08-04 | A kind of buoyancy demonstrating device based on education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659573.9A CN107464481A (en) | 2017-08-04 | 2017-08-04 | A kind of buoyancy demonstrating device based on education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107464481A true CN107464481A (en) | 2017-12-12 |
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ID=60548209
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710659573.9A Pending CN107464481A (en) | 2017-08-04 | 2017-08-04 | A kind of buoyancy demonstrating device based on education |
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| Country | Link |
|---|---|
| CN (1) | CN107464481A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2092130U (en) * | 1990-11-05 | 1992-01-01 | 韩景光 | Archimedes principle demonstrator in contrast mode |
| CN2837963Y (en) * | 2005-10-10 | 2006-11-15 | 陈晨 | Archimedes' law demonstrator |
| CN202816227U (en) * | 2012-09-19 | 2013-03-20 | 朱健民 | Buoyancy force dynamic visualization type experimental device |
| CN203397570U (en) * | 2013-09-07 | 2014-01-15 | 叶天云 | Multifunctional Archimedes principle teaching instrument |
| CN205899892U (en) * | 2016-06-07 | 2017-01-18 | 李雨晴 | Make things convenient for student to operate buoyancy demonstration digital display unit of usefulness |
-
2017
- 2017-08-04 CN CN201710659573.9A patent/CN107464481A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2092130U (en) * | 1990-11-05 | 1992-01-01 | 韩景光 | Archimedes principle demonstrator in contrast mode |
| CN2837963Y (en) * | 2005-10-10 | 2006-11-15 | 陈晨 | Archimedes' law demonstrator |
| CN202816227U (en) * | 2012-09-19 | 2013-03-20 | 朱健民 | Buoyancy force dynamic visualization type experimental device |
| CN203397570U (en) * | 2013-09-07 | 2014-01-15 | 叶天云 | Multifunctional Archimedes principle teaching instrument |
| CN205899892U (en) * | 2016-06-07 | 2017-01-18 | 李雨晴 | Make things convenient for student to operate buoyancy demonstration digital display unit of usefulness |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171212 |
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| RJ01 | Rejection of invention patent application after publication |