CN206058674U - The uncommon sieve fountain circulation demonstration device of teaching - Google Patents
The uncommon sieve fountain circulation demonstration device of teaching Download PDFInfo
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- CN206058674U CN206058674U CN201620781721.5U CN201620781721U CN206058674U CN 206058674 U CN206058674 U CN 206058674U CN 201620781721 U CN201620781721 U CN 201620781721U CN 206058674 U CN206058674 U CN 206058674U
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- guide pipeline
- storage cavity
- water
- water storage
- rotating shaft
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Abstract
Teaching is related to teaching instrument and equipment technical field with uncommon sieve fountain circulation demonstration device, and which includes double column supports, is provided with water tank, fountain is set above water tank, two feedwater pipings are fixedly installed below fountain between the column of double column supports；Water tank includes the first guide pipeline, the second guide pipeline, the first water storage cavity and the second water storage cavity, and water tank both sides are provided with hollow first rotating shaft and the second rotating shaft, and first rotating shaft is arranged concentrically and water tank is rotationally connected with column with the second rotating shaft；First water storage cavity is provided with the first water guide mouth, second water storage cavity is provided with the second water guide mouth, one end of first rotating shaft and the second rotating shaft connects the first water guide mouth respectively and the other end of the second water guide mouth, first rotating shaft and the second rotating shaft is connected with fountain by a feedwater piping respectively；First guide pipeline connects the first water storage cavity and the second water storage cavity, and the second guide pipeline also connects the first water storage cavity and the second water storage cavity, and the first guide pipeline and the second guide pipeline are provided with control valve.
Description
Technical field
This utility model is related to teaching instrument and equipment technical field, and more particularly to a kind of teaching circulates demonstration with uncommon sieve fountain
Instrument.
Background technology
One famous scientist of Xi Luoshi ancient Greek and inventor, its foremost invention are exactly uncommon sieve fountain.It is uncommon
The operation principle of sieve fountain mainly uses the water-head between different vessels, produces potential energy and carrys out compressed air, so as to drive water past
Upper injection, most intuitively effect is exactly that the water column sprayed in the case of without additionaling power can exceed that highest liquid level to wish sieve fountain,
People see first uncommon sieve fountain often it is surprised endlessly, it is believed which has run counter to physics conservation law, in classroom instruction, Jiao Shidan
Student is often made it difficult for be expressly understood the principle of uncommon sieve fountain with word picture.
Utility model content
The technical problems to be solved in the utility model is to provide one kind and can directly observe uncommon sieve fountain demonstrating effect, help learn
Life is more clearly understood that the uncommon sieve fountain circulation demonstration device of the teaching of uncommon sieve fountain operation principle.
In order to solve above-mentioned technical problem, this utility model is adopted the following technical scheme that：A kind of teaching is followed with uncommon sieve fountain
Ring demonstrator, including double column supports, are provided with water tank, set above the water tank between the two root posts of described pair of column support
There is fountain, below the fountain, be fixedly installed two feedwater pipings for communicating therewith；
The water tank includes the first guide pipeline, the second guide pipeline, the first water storage cavity and the second water storage cavity, described first
Water storage cavity is located at the top of the second water storage cavity, and the water tank is respectively provided on two sides with hollow first rotating shaft and the second rotating shaft, institute
State first rotating shaft to be arranged concentrically and water tank is rotationally connected with column with the second rotating shaft；
First water storage cavity is provided with the first water guide mouth, and second water storage cavity is provided with the second water guide mouth, described first turn
One end of axle and the second rotating shaft connects the another of the first water guide mouth and the second water guide mouth, the first rotating shaft and the second rotating shaft respectively
End is connected with fountain by a feedwater piping respectively；
First guide pipeline connects the first water storage cavity and the second water storage cavity, and second guide pipeline also connects first
Water storage cavity and the second water storage cavity, first guide pipeline and the second guide pipeline are provided with control valve.
Wherein, the control valve linkage that the control valve that first guide pipeline is arranged is arranged with the second guide pipeline,
After one of control valve is opened, another control valve is closed；
The control valve includes the valve element in the first guide pipeline and the second guide pipeline and for preventing valve
The valve element locating part that core is deviate from from the first guide pipeline and the second guide pipeline, first guide pipeline and the second airway
The inner chamber in road forms valve port from large to small, and the valve element can be in its own first guide pipeline of action of gravity lower edge and the second inducing QI
Pipeline movement so as to clogging/open valve port.
Further, the top of the valve element is provided with the chock plug of taper, and shape and the chock plug of the valve port coincide, the valve element
Locating part is the lobe formed on the first guide pipeline and the second guide pipeline inwall.
Preferably, the fountain is fixedly installed on the top of column, and the column inner hollow is formed and fountain phase
Logical feedwater piping.
Further, the air inlet of first guide pipeline is concordant with the first water guide mouth, and first guide pipeline is certainly
First water storage cavity down extends to the second water storage intracavity and its gas outlet is located at below the second water guide mouth, second guide pipeline
Air inlet it is concordant with the second water guide mouth, second guide pipeline up extends to the first water storage intracavity from the second water storage cavity,
The gas outlet of second airway is located above the first water guide mouth.
It is furthermore preferred that described pair of column support, water tank, fountain, first rotating shaft and the second rotating shaft adopt transparent material
Make, the fountain is fixedly installed on the top of column, the column inner hollow forms the feed pipe communicated with fountain
Road.
Wherein, the chock plug is made using elastomeric material.
The teaching that this utility model is provided is attractive in appearance with uncommon sieve fountain circulation demonstration device compact conformation, by the demonstrator, teaches
Teacher can carry out experimental demonstration to student while introduce the operation principle of uncommon sieve fountain, and student can be by directly observation
Fountain demonstrating effect is helping which to be more clearly understood that experimental principle, in addition, the demonstrator only need to can be entered by reversing water tank
Row circulation water spray, operation is very easy, can significantly shorten the Preparatory work of experiment time, is conducive to improving the work efficiency of teacher.
Description of the drawings
Overall structure diagrams of the Fig. 1 for this utility model embodiment；
Fig. 2 is the internal structure schematic diagram of water tank in Fig. 1；
Fig. 3 is the partial enlarged drawing of aminoacyl site in Fig. 2；
Fig. 4 is the partial enlarged drawing at B positions in Fig. 2；
In figure：
1 --- double column supports 2 --- water tank 3 --- fountain
5 --- control valve 1a --- feedwater piping 2a --- the first guide pipelines
2b --- the second guide pipeline 2c --- the first water storage cavity 2d --- the second water storage cavities
4a --- first rotating shaft 4b --- the second rotating shaft 5a --- valve elements
5b --- the first water guide mouths of valve element locating part 5c --- valve port 2c1 ---
2d1 --- the second water guide mouth.
Specific embodiment
In description of the present utility model, it is to be understood that term " on ", D score, "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " level ", " top ", " bottom ", " interior ", " outward " be based on orientation shown in the drawings or
Position relationship, is for only for ease of description this utility model and simplifies description, rather than indicate or imply device or the unit of indication
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.In description of the present utility model, unless otherwise prescribed and limit, art
Language " installation ", " being connected ", " connection " should be interpreted broadly, for example, it may be being mechanically connected or electrically connecting, or two units
Connection inside part, can be joined directly together, it is also possible to be indirectly connected to by intermediary, for the ordinary skill people of this area
For member, the concrete meaning of the term can be understood as the case may be.
Utility model design is more fully understood from for the ease of those skilled in the art, with reference to specific embodiment to this
Utility model is further described.
As Figure 1-4, the uncommon sieve fountain circulation demonstration device of teaching, including double column supports 1, the two of double column supports 1
Water tank 2 is provided between root post, the top of water tank 2 is provided with fountain 3, and the lower section of fountain 3 is fixedly installed two with its phase
Logical feedwater piping 1a；
Water tank 2 includes the first guide pipeline 2a, the second guide pipeline 2b, the first water storage cavity 2c and the second water storage cavity 2d, the
One water storage cavity 2c is respectively provided on two sides with hollow first rotating shaft 4a and second turn positioned at the top of the second water storage cavity 2d, water tank 2
Axle 4b, first rotating shaft 4a and the second rotating shaft 4b are arranged concentrically and water tank 2 are rotationally connected with column；
First water storage cavity 2c is provided with the first water guide mouth 2c1, and the second water storage cavity 2d is provided with the second water guide mouth 2d1, first rotating shaft
One end of 4a and the second rotating shaft 4b connect respectively the first water guide mouth 2c1 and the second water guide mouth 2d1, the other end respectively by one to
Waterpipe 1a is connected with fountain 3；
First guide pipeline 2a and the second guide pipeline 2b are all connected with the first water storage cavity 2c and the second water storage cavity 2d, and first leads
Feed channel 2a and the second guide pipeline 2b are provided with control valve 5.
In the above-described embodiments, impart knowledge to students with the course of work of uncommon sieve fountain circulation demonstration device and be：First water storage cavity 2c allowed first
Same level position is in the second water storage cavity 2d, then appropriate water is filled toward fountain 3, then rotate water tank 2 and close
The control valve 5 of the first airway 2a is closed, allows the first water storage cavity 2c to be in the top of the second water storage cavity 2d, in the effect of gravity
Under, the feedwater piping 1a on the left of water Jing and first rotating shaft 4a in fountain 3 flows into the second water storage cavity 2d, in the second water storage cavity 2d
Air by the second airway 2b import the first water storage cavity 2c；Water tank 2 is reversed after the completion for the treatment of the second water storage cavity 2d water fillings and is closed
The control valve 5 of the second airway 2b is closed, while the control valve 5 of the first airway 2a closed before opening, now second
, positioned at the top of the first water storage cavity 2c, the water in fountain 3 is by the feedwater piping 1a on the right side of Jing and the second rotating shaft 4b for water storage cavity 2d
The first water storage cavity 2c is injected, the air in the first water storage cavity 2c imports the second water storage cavity 2d, the second storage by the first airway 2a
Pressure increase in water cavity 2d, under air pressure effect, the water in the second water storage cavity 2d passes through giving for first rotating shaft 4a and left side
Spray in waterpipe 1a, the upper-lower position of such alternate change the first water storage cavity 2c and the second water storage cavity 2d just can be successive
The uncommon sieve fountain phenomenon of ground demonstration.
The teaching that the embodiment is provided is attractive in appearance with uncommon sieve fountain circulation demonstration device compact conformation, by the demonstrator, teacher
Experimental demonstration can be carried out to student while introduce the operation principle of uncommon sieve fountain, student can be sprayed by directly observation
Spring demonstrating effect is helping which to be more clearly understood that experimental principle, in addition, the demonstrator only need to can be carried out by reversing water tank
Circulation water spray, operation is very easy, can significantly shorten the Preparatory work of experiment time, is conducive to improving the work efficiency of teacher.
As the preferred scheme on the basis of above-described embodiment, as shown in Fig. 2 the control valve that the first guide pipeline 2a is arranged
The control valve 5 that door 5 is arranged with the second guide pipeline 2b links, after one of control valve 5 is opened, another control valve
Door 5 is closed；
Above-mentioned control valve 5 includes the valve element 5a in the first guide pipeline 2a and the second guide pipeline 2b and is used for
The valve element locating part 5b for preventing valve element 5a from deviating from from the first guide pipeline 2a and the second guide pipeline 2b, the first guide pipeline 2a
Valve port 5c is formed from large to small with the inner chamber of the second guide pipeline 2b, and valve element 5a can be in its own the first inducing QI of action of gravity lower edge
Pipeline 2a and the second guide pipeline 2b is moved so as to clogging/opening valve port 5c.
The preferred embodiment has been made further to limit to the structure and its working method of control valve 5, this area
Technical staff should be understood that in this utility model the structure of control valve 5 is not limited to a kind of above-mentioned structure, and which may be used also
To be other control valves for fluids in prior art, as long as which can realize controlling the first guide pipeline 2a and the second guide pipeline
The purpose of 2b break-makes, likewise, those skilled in the art should also be appreciated that here need not be to valve element locating part 5b's
The restriction of electing property of structure, which can be provided at the annular end cap of the first guide pipeline 2a and the second guide pipeline 2b terminations,
Can also be the cord that valve element 5a is connected to the first guide pipeline 2a and the second guide pipeline 2b inwalls, as long as which can be realized
The purpose for preventing valve element 5a from deviating from.In the preferred scheme, the simple structure of control valve 5, it is stable and reliable in work and
It is cheap, can largely reduce the manufacturing cost of demonstrator.
Further, the top of above-mentioned valve element 5a is provided with the chock plug of taper, and shape and the chock plug of valve port 5c coincide, and valve element is spacing
Part 5b is the lobe formed on the first guide pipeline 2a and the second guide pipeline 2b inwalls.The cone that the top of valve element 5a is arranged
Shape chock plug can play a part of guiding, can guide spool 5a quickly and accurately aligned with port 5c, so as to further increase
The functional reliability of valve 5, above-mentioned valve element locating part 5b structures are extremely succinct, and manufacture difficulty is low, can further reduce demonstration
The manufacturing cost of instrument.
Further, above-mentioned fountain 3 is fixedly installed on the top of column, and column inner hollow is formed and 3 phase of fountain
Logical feedwater piping 1a.Column inner hollow forms feedwater piping 1a will be the structure for causing whole demonstrator compacter, attractive in appearance.
As preferred scheme on the basis of embodiment, the air inlet of the first guide pipeline 2a and the first water guide mouth 2c1
Concordantly, the first guide pipeline 2a is down extended in the second water storage cavity 2d from the first water storage cavity 2c and its gas outlet is led positioned at second
Below the 2d1 of the mouth of a river, the air inlet of the second guide pipeline 2b is concordant with the second water guide mouth 2d1, and the second guide pipeline 2b is from the second storage
Water cavity 2d is up extended in the first water storage cavity 2c, and the gas outlet of the second airway 2b is above the first water guide mouth 2c1.
In such scheme, between the export and import of each pipeline, there is certain difference in height, be so designed that and be conducive to improving
Operation stability in the spring theory and its presentation process of demonstrator ejection, so as to favorably ensure teaching demonstration effect.
Finally, double column supports 1, water tank 2, fountain 3, first rotating shaft 4a and the second rotating shaft 4b adopt transparent material system
Into chock plug is made using elastomeric material.Double column supports 1, water tank 2, fountain 3, first rotating shaft 4a and the second rotating shaft 4b are adopted
Transparent material is made and can easily facilitate understanding real in order to the current trend during the more clear intuitively observation experiment of student
Principle is tested, chock plug makes the sealing that can be improved between chock plug and valve port 5c using elastomeric material, can better ensure that reality
Test effect.
Above-described embodiment is this utility model preferably implementation, and in addition, this utility model can be with other sides
Formula realizes that any obvious replacement is in protection model of the present utility model on the premise of conceiving without departing from the technical program
Within enclosing.
In order to allow those of ordinary skill in the art more easily understand this utility model relative to prior art improvement it
Place, some accompanying drawings of the present utility model and description have been simplified, and for the sake of clarity, present specification is omitted one
A little other elements, those of ordinary skill in the art should be aware that these elements for omitting also are may make up in of the present utility model
Hold.
Claims (6)
1. the uncommon sieve fountain circulation demonstration device of teaching, including double column supports (1), the two root posts of described pair of column support (1)
Between be provided with water tank (2), fountain (3) is provided with above the water tank (2), is fixedly installed below the fountain (3)
Two feedwater pipings for communicating therewith (1a)；
The water tank (2) includes the first guide pipeline (2a), the second guide pipeline (2b), the first water storage cavity (2c) and the second water storage
Chamber (2d), first water storage cavity (2c) positioned at the top of the second water storage cavity (2d), in being respectively provided on two sides with of the water tank (2)
Empty first rotating shaft (4a) and the second rotating shaft (4b), the first rotating shaft (4a) and the second rotating shaft (4b) are arranged concentrically and by water tank
(2) it is rotationally connected with column；
First water storage cavity (2c) is provided with the first water guide mouth (2c1), and second water storage cavity (2d) is provided with the second water guide mouth
(2d1), one end of the first rotating shaft (4a) and the second rotating shaft (4b) connects the first water guide mouth (2c1) and the second water guide mouth respectively
(2d1), the other end of the first rotating shaft (4a) and the second rotating shaft (4b) passes through a feedwater piping (1a) and fountain respectively
(3) connect；
First guide pipeline (2a) connects the first water storage cavity (2c) and the second water storage cavity (2d), second guide pipeline
(2b) the first water storage cavity (2c) and the second water storage cavity (2d), first guide pipeline (2a) and the second guide pipeline are also connected
(2b) it is provided with control valve (5)；
Described pair of column support (1), water tank (2), fountain (3), first rotating shaft (4a) and the second rotating shaft (4b) are using transparent
Material is made.
2. teaching according to claim 1 is used and wishes sieve fountain circulation demonstration device, it is characterised in that：First guide pipeline
(2a) control valve (5) linkage that the control valve (5) for arranging is arranged with the second guide pipeline (2b), when one of control valve
After door (5) is opened, another control valve (5) is closed；
The control valve (5) include the valve element (5a) in the first guide pipeline (2a) and the second guide pipeline (2b) and
For preventing the valve element locating part (5b) of valve element (5a) abjection from the first guide pipeline (2a) and the second guide pipeline (2b), institute
The inner chamber for stating the first guide pipeline (2a) and the second guide pipeline (2b) forms valve port (5c) from large to small, and the valve element (5a) can
Its own the first guide pipeline of action of gravity lower edge (2a) and the second guide pipeline (2b) it is mobile so as to clogging/open valve port
(5c)。
3. teaching according to claim 2 is used and wishes sieve fountain circulation demonstration device, it is characterised in that：The top of the valve element (5a)
End is provided with the chock plug of taper, and shape and the chock plug of the valve port (5c) coincide, and the valve element locating part (5b) is in the first inducing QI
The lobe formed on pipeline (2a) and the second guide pipeline (2b) inwall.
4. the teaching according to any one in claim 1-3 is used and wishes sieve fountain circulation demonstration device, it is characterised in that：It is described
Fountain (3) is fixedly installed on the top of column, and the column inner hollow forms the feedwater piping communicated with fountain (3)
(1a)。
5. teaching according to claim 3 is used and wishes sieve fountain circulation demonstration device, it is characterised in that：First guide pipeline
(2a) air inlet is concordant with the first water guide mouth (2c1), and first guide pipeline (2a) is past downward from the first water storage cavity (2c)
Extend in the second water storage cavity (2d) and its gas outlet is located at below the second water guide mouth (2d1), second guide pipeline (2b)
Air inlet is concordant with the second water guide mouth (2d1), and second guide pipeline (2b) up extends to from the second water storage cavity (2d)
In one water storage cavity (2c), the gas outlet of second guide pipeline (2b) is located above the first water guide mouth (2c1).
6. teaching according to claim 3 is used and wishes sieve fountain circulation demonstration device, it is characterised in that：The chock plug adopts rubber
Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620781721.5U CN206058674U (en) | 2016-07-25 | 2016-07-25 | The uncommon sieve fountain circulation demonstration device of teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620781721.5U CN206058674U (en) | 2016-07-25 | 2016-07-25 | The uncommon sieve fountain circulation demonstration device of teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206058674U true CN206058674U (en) | 2017-03-29 |
Family
ID=58376175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620781721.5U Expired - Fee Related CN206058674U (en) | 2016-07-25 | 2016-07-25 | The uncommon sieve fountain circulation demonstration device of teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206058674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057032A (en) * | 2016-07-25 | 2016-10-26 | 湖南工学院 | Circular hero of Alexandria fountain demonstration instrument |
-
2016
- 2016-07-25 CN CN201620781721.5U patent/CN206058674U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057032A (en) * | 2016-07-25 | 2016-10-26 | 湖南工学院 | Circular hero of Alexandria fountain demonstration instrument |
| CN106057032B (en) * | 2016-07-25 | 2018-07-27 | 湖南工学院 | Circulating uncommon sieve fountain demonstrator |
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| 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: 20170329 Termination date: 20190725 |