CN206300776U - A kind of zero transport simulation produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism - Google Patents
A kind of zero transport simulation produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism Download PDFInfo
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- CN206300776U CN206300776U CN201720002588.3U CN201720002588U CN206300776U CN 206300776 U CN206300776 U CN 206300776U CN 201720002588 U CN201720002588 U CN 201720002588U CN 206300776 U CN206300776 U CN 206300776U
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- oceanic turbulence
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- 238000004088 simulation Methods 0.000 title claims abstract description 20
- 230000005284 excitation Effects 0.000 claims abstract description 33
- 238000003760 magnetic stirring Methods 0.000 claims abstract description 27
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- 239000000463 material Substances 0.000 claims description 8
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- 239000004411 aluminium Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
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- 230000008878 coupling Effects 0.000 abstract description 5
- 238000010168 coupling process Methods 0.000 abstract description 5
- 238000005859 coupling reaction Methods 0.000 abstract description 5
- 230000032258 transport Effects 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 9
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- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Abstract
The utility model discloses the experimental provision that a kind of zero transport simulation produces the adjustable oceanic turbulence of homogeneous isotropism, described device includes cube shaped tank, the top of tank can be opened so as to water filling, in the side of the front, rear, left and right of tank four, a piece excitation pipeline is respectively set, described excitation pipeline one end communicates with tank, the other end is sealed, one magnetic rotor is set in sealed end, one magnetic stirring apparatus is then set outside sealed end, and the permanent magnet in the magnetic stirring apparatus is relative with the magnetic rotor in sealed end towards seal face.Experimental provision disclosed in the utility model, using the cooperation of magnetic stirring apparatus and magnetic rotor to the suitable excitation of the input intensity of front, rear, left and right four in tank, due to the symmetrical configuration of tank, so as to be formed centrally the oceanic turbulence of homogeneous isotropism in the sink, the small life entity of observation will be needed, for example halomereid is put into tank, you can realization carries out coupling observation in real time to oceanic turbulence and small life entity therein.
Description
Technical field
The utility model belongs to marine environment analogue experiment installation field, and a kind of zero more particularly in the field transports mould
Intend producing the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism.
Background technology
In macroscopic aspect, the flowing of seawater is rambling, at any time by the difference Large Scale Disturbance such as wind, wave, stream
Collective effect, shows as time and randomness and randomness spatially, but in microcosmic point, seawater does not exist all the time again
Turbulent motion is done, oceanic turbulence has uniform isotropic feature.Oceanic turbulence can strengthen momentum and heat between seawater
The exchange of amount, can also promote the diffusion in the seawater of the materials such as organic matter and salinity, particulate matter, small life entity in seawater
Squeezed in the presence of oceanic turbulence, collided and deformed, therefore influence of the research oceanic turbulence to small life entity in seawater
With highly important significance of scientific research, and needed to solve to simulate the same of oceanic turbulence in laboratory environments before being studied
Coupling observations of the Shi Shixian to small life entity in oceanic turbulence and seawater, the oceanic turbulence requirement simulated in experimentation is equal
Even isotropism, and can not there are exterior materials to be input into experimental provision with disturbance-observer result in observation process.
The Technical comparing of simulation gas turbulence is ripe in laboratory environments both at home and abroad at present, is carried out typically in wind-tunnel,
By way of being arranged symmetrically excitation, heart district domain can produce approaches uniformity and isotropic turbulent flow in the structure, and ensure
Within the specific limits, energisation mode includes loudspeaker and fan to gas medium limitation, and statistical isotropism is by wind-tunnel
Grid realize and control.But the experimental facilities of the simulated implementation isotropic turbulence in water body environment is also lacked at present, separately
There is the situation in foreign substance input experimental provision in the method more than outer, this input can shadow in gas medium cyclic process
The ecology in experimental provision is rung, is unfavorable for the existence of small life entity in experimental provision, disturbance-observer result.
Chinese invention patent application CN102435416A discloses one kind and forces isotropic turbulence experimental apparatus, its motor
The bottom of underframe is arranged on, the first belt pulley is arranged in the first supporting plate, and the second belt pulley is arranged in the 3rd supporting plate, the
Connected by Timing Belt between one belt pulley and the second belt pulley, the first eccentric cam bias is located on the first power transmission shaft, the
One end of one connecting rod and the first Mesh connection, the other end of head rod are rotated through water tank and the first eccentric cam and connected
Connect, the second eccentric cam bias is located on second driving shaft, one end of the second connecting rod and the second Mesh connection, the second connection
The other end of bar is rotated with the second eccentric cam through water tank and is connected.Although the experimental provision can be used for liquid experiment, but
Directly the first grid and the second grid are inserted in water tank in the way of moving back and forth to produce isotropic turbulence, in water tank
Small life entity influence is too big, it is impossible to realize the coupling observation to turbulent flow and small life entity.
Utility model content
Technical problem to be solved in the utility model is just to provide one kind can be to oceanic turbulence and small life therein
Life body carries out the experimental provision and method of the zero transport simulation generation adjustable oceanic turbulence of homogeneous isotropism of coupling observation in real time.
The utility model is adopted the following technical scheme that：
A kind of zero transport simulation produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, and it is theed improvement is that：
Described device includes cube shaped tank, and the top of tank can be opened so as to water filling, in the front, rear, left and right four of tank
Individual side respectively sets an excitation pipeline, and described excitation pipeline one end communicates with tank, other end sealing, is set in sealed end
A magnetic rotor is put, a magnetic stirring apparatus is then set outside sealed end, the permanent magnet direction sealing in the magnetic stirring apparatus
End face is relative with the magnetic rotor in sealed end.
Further, the top of the tank sets the CCD camera electrically connected with outside imaging device, the bottom peace of tank
Dress bearing support, described bearing support includes the top braces portion for installing tank, and the top braces portion is by hollow
Support column is connected with bracket base, and the surface of the support column is uniformly distributed row's printing opacity through hole in transverse direction, so as to light
The light that source sends is arranged on the deflecting prism in hollow support column, the light that the deflecting prism again sends light source through through hole irradiation
It is transferred to tank.
Further, the top braces portion of the bearing support and the lateral cross section shape of bracket base are circle, branch
Dagger for cylinder, and top braces portion and bracket base surface have through hole so as to make the hollow space of support column with it is outer
Boundary communicates.
Further, described light source is laser.
Further, the bottom of the bracket base and Ge Tai magnetic stirring apparatus is mounted on arrangement for adjusting height.
Further, described arrangement for adjusting height includes plinth, each vertical on four summits of plinth
A piece aluminium section bar with chute is installed, sliding block is arranged on chute by movable bolt, and when unclamping movable bolt, sliding block can be along cunning
Groove is slided, and after tightening movable bolt, sliding block is fixed on chute, and the sliding block formation one on four aluminium section bars is adjustable for height
Platform is to accommodate bracket base or magnetic stirring apparatus.
Further, the arrangement for adjusting height of each magnetic stirring apparatus bottom is adjusted with the height of bracket base bottom
Regulating device is fixedly connected.
Further, the tank and the material of excitation pipeline of making is acrylic.
Further, grid is set in described excitation pipeline, and is set with the junction of tank in excitation pipeline
Sealing ring is sealed.
A kind of zero transport simulation produces the experimental technique of the adjustable oceanic turbulence of homogeneous isotropism, using above-mentioned device,
It is theed improvement is that：After tank water filling, start the magnetic stirring apparatus of front, rear, left and right four and the permanent magnet rotating speed by them
It is adjusted to unanimously, make the magnetic rotor in excitation pipeline along seal face with permanent-magnet synchronous corresponding thereto in the presence of magnetic force
Rotation, magnetic rotor is stirred during rotation to the water in excitation pipeline makes current chaotic, four direction intensity phase
When chaotic current collect at the heart in the sink, collide, but do not circulated outside water in tank and tank, therefore without material
Input so that being formed centrally zero in the sink transports the adjustable oceanic turbulence of homogeneous isotropism.
The beneficial effects of the utility model are：
Experimental provision disclosed in the utility model, is input into using the cooperation of magnetic stirring apparatus and magnetic rotor in tank
The suitable excitation of the intensity of front, rear, left and right four, due to the symmetrical configuration of tank, so that it is same to be formed centrally uniform in the sink
Property oceanic turbulence, it would be desirable to the small life entity of observation, such as halomereid are put into tank, you can realize to ocean
Turbulent flow and small life entity therein carry out coupling observation in real time.During simulation forms oceanic turbulence, magnetic stirring apparatus
It is completely isolated with magnetic rotor, do not circulated outside water in tank and tank, external substance is constructed without, particularly without the external world
Zero transportation state of biologicalinput, will not disturb the observation to small life entity because of the ecology in influence experimental provision.
Experimental provision disclosed in the utility model, can be respectively provided with corresponding optics instrument at the top and bottom of tank
Device, such as CCD camera and matched deflecting prism, realize to the observation in tank.Installed in the carrying branch of bottom of gullet
There is the through hole communicated with the hollow space of support column on frame, its top braces portion and bracket base surface, have both facilitated to support column
It is interior installation deflecting prism and deflecting prism the light that light source sends is transferred to tank, can do again location hole facilitate bearing support and its
Installation between top tank, bottom level adjusting means is fixed.
The bottom of experimental provision disclosed in the utility model, bracket base and Ge Tai magnetic stirring apparatus is mounted on height
Adjusting means, to need to adjust the height of tank and magnetic stirring apparatus at any time according to experiment.It is fixed between arrangement for adjusting height
Connection can make whole experimental provision more firm, prevent from rocking disturbance-observer in experimentation.In excitation pipeline and tank
Junction set sealing ring sealing, in anti-water stopping trough water leakage.
Experimental technique disclosed in the utility model, can be changed defeated by adjusting the rotating speed of magnetic stirring apparatus permanent magnet
Enter the excitation size of tank, simulation produces adjustable oceanic turbulence.
Brief description of the drawings
Fig. 1 is the overlooking the structure diagram of tank disclosed in the utility model；
Fig. 2A is the in-plane schematic diagram of excitation input tank disclosed in the utility model；
Fig. 2 B are the stereo directional schematic diagrames of excitation input tank disclosed in the utility model；
Fig. 3 is the principle schematic to input stimulus in tank disclosed in the utility model；
Fig. 4 is the schematic front view after tank disclosed in the utility model installs bearing support；
Fig. 5 is that tank disclosed in the utility model installs the right side after bearing support regarding schematic diagram.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and implementation
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model, is not used to limit the utility model.
Embodiment 1, as shown in figure 1, producing the adjustable sea of homogeneous isotropism present embodiment discloses a kind of zero transport simulation
The experimental provision of foreign turbulent flow, described device includes cube shaped tank 1, and the top of tank can be opened so as to water filling,
The side of front, rear, left and right four of tank 1 respectively sets an excitation pipeline 2, and described excitation pipeline one end communicates with tank, separately
One end is sealed, and a magnetic rotor is set in sealed end, and a magnetic stirring apparatus, the magnetic agitation are then set outside sealed end
Permanent magnet in device is relative with the magnetic rotor in sealed end towards seal face.
The tank and the material of excitation pipeline of making is acrylic.The material is applied to the liquid mediums such as seawater, is resistant to
Corrosion.
Specifically, the physical dimension of tank can be：Length, width and height are respectively 190mm, sheet metal thickness 20mm, capacity 150*
150*150mm.Excitation duct length 80mm, diameter 60mm, with acrylic glue sticking between each acrylic board of tank, excitation
Pipeline takes mechanical connection manner with tank.
Grid is set in described excitation pipeline, and it is close to set sealing ring in excitation pipeline and the junction of tank
Envelope.
Specifically, the experimental provision disclosed in the present embodiment includes main part（Tank）And driver unit（Magnetic force is stirred
Mix device）, the direction of input tank is encouraged as shown in Fig. 2A, 2B, due to the symmetrical configuration of tank, so as to be formed centrally in the sink
Even isotropic oceanic turbulence.The top and bottom of tank do not install excitation, to be installation optical instrument reserved location.Swash
Principle is encouraged as shown in figure 3, being attracted each other by magnetic force between permanent magnet 31 and magnetic rotor 4 in magnetic stirring apparatus 3, permanent magnet
31 rotations can drive magnetic rotor 4 along the synchronous rotary of seal face 21, and by excitation input tank, this mode not only encourages defeated
Go out stabilization, and it is obvious to the effect that the water in excitation pipeline is stirred.
As illustrated in figures 4-5, alternatively, in the present embodiment, the tank top set with
Bearing support 5 is installed in the CCD camera of outside imaging device electrical connection, the bottom of tank 1, and described bearing support 5 includes being used for
The top braces portion 51 of tank is installed, the top braces portion 51 is connected by hollow support column 52 with bracket base 53, institute
The surface for stating support column 52 is uniformly distributed row's printing opacity through hole 521 in transverse direction, so that the light that light source sends shines through through hole
The deflecting prism being arranged in hollow support column is penetrated, the light that light source sends is transferred to tank by the deflecting prism again.It is described to carry branch
The top braces portion of frame and the lateral cross section shape of bracket base are circle, and support column is cylinder, and in top braces
Portion and bracket base surface have through hole to be communicated with the external world so as to the hollow space for making support column.Described light source is laser.
During actual experiment, one layer of cushion can also be laid in top braces portion to lay tank, with capillary groove
Break.
Alternatively, in the present embodiment, the bottom of the bracket base and Ge Tai magnetic stirring apparatus
Portion is mounted on arrangement for adjusting height.Described arrangement for adjusting height includes plinth, on four summits of plinth
A piece aluminium section bar with chute of each vertical installation, sliding block is arranged on chute by movable bolt, when unclamping movable bolt, sliding block
Can be along slide, after tightening movable bolt, sliding block is fixed on chute, and the sliding block on four aluminium section bars forms a height
Adjustable platform is to accommodate bracket base or magnetic stirring apparatus.One piece of pad can also be put down on platform during actual experiment
Plate is to place bracket base or magnetic stirring apparatus.
The arrangement for adjusting height of each magnetic stirring apparatus bottom is consolidated with the arrangement for adjusting height of bracket base bottom
Fixed connection.
The present embodiment also discloses the experimental technique that a kind of zero transport simulation produces the adjustable oceanic turbulence of homogeneous isotropism,
Using above-mentioned device, after tank water filling, start the magnetic stirring apparatus of front, rear, left and right four and the permanent magnet rotating speed by them
It is adjusted to unanimously, make the magnetic rotor in excitation pipeline along seal face with permanent-magnet synchronous corresponding thereto in the presence of magnetic force
Rotation, magnetic rotor is stirred during rotation to the water in excitation pipeline makes current chaotic, four direction intensity phase
When chaotic current collect at the heart in the sink, collide, but do not circulated outside water in tank and tank, therefore without material
Input so that being formed centrally zero in the sink transports the adjustable oceanic turbulence of homogeneous isotropism.The turbulent flow of formation has statistics equal
Uniform isotropic property, and there is no transport of substances to tank, each at sink center is zero to average speed, it is ensured that tank
Interior small life entity is resided in optical instrument observation visual field.
Specifically, magnetic stirring apparatus power supply can be using single-phase alternating current 50HZ, 220V ± 10V, and electric power is
30W.Its permanent magnet rotating speed can be adjusted, using stepless speed regulation mode, 2000 revs/min of maximum (top) speed meets experiment needs.
Claims (9)
1. a kind of zero transport simulation produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, it is characterised in that：Described
Device includes cube shaped tank, and the top of tank can be opened so as to water filling, in the side of the front, rear, left and right of tank four
A piece excitation pipeline is respectively set, and described excitation pipeline one end communicates with tank, other end sealing sets one in sealed end
Magnetic rotor, then sets a magnetic stirring apparatus outside sealed end, the permanent magnet in the magnetic stirring apparatus towards seal face with
Magnetic rotor in sealed end is relative.
2. zero transport simulation according to claim 1 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：The top of the tank sets the CCD camera electrically connected with outside imaging device, and the bottom of tank is installed and carries branch
Frame, described bearing support includes the top braces portion for installing tank, the top braces portion by hollow support column with
Bracket base is connected, the surface of the support column is uniformly distributed row's printing opacity through hole in transverse direction, so that light source sends
Light is arranged on the deflecting prism in hollow support column through through hole irradiation, and the light that light source sends is transferred to water by the deflecting prism again
Groove.
3. zero transport simulation according to claim 2 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：The top braces portion of the bearing support and the lateral cross section shape of bracket base are circle, and support column is circle
Cylindricality, and there is through hole to be communicated with the external world so as to the hollow space for making support column in top braces portion and bracket base surface.
4. zero transport simulation according to claim 2 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：Described light source is laser.
5. zero transport simulation according to claim 2 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：The bottom of the bracket base and Ge Tai magnetic stirring apparatus is mounted on arrangement for adjusting height.
6. zero transport simulation according to claim 5 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：Described arrangement for adjusting height includes plinth, each vertical installation one on four summits of plinth
Aluminium section bar with chute, sliding block by movable bolt be arranged on chute on, unclamp movable bolt when, sliding block can along slide,
After tightening movable bolt, sliding block be it is fixed on chute, the sliding block on four aluminium section bars formed an adjustable for height platform with
Just bracket base or magnetic stirring apparatus are accommodated.
7. zero transport simulation according to claim 6 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：The arrangement for adjusting height of each magnetic stirring apparatus bottom is consolidated with the arrangement for adjusting height of bracket base bottom
Fixed connection.
8. zero transport simulation according to claim 1 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：The tank and the material of excitation pipeline of making is acrylic.
9. zero transport simulation according to claim 1 produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism, its
It is characterised by：Grid is set in described excitation pipeline, and it is close to set sealing ring in excitation pipeline and the junction of tank
Envelope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720002588.3U CN206300776U (en) | 2017-01-03 | 2017-01-03 | A kind of zero transport simulation produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720002588.3U CN206300776U (en) | 2017-01-03 | 2017-01-03 | A kind of zero transport simulation produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism |
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| Publication Number | Publication Date |
|---|---|
| CN206300776U true CN206300776U (en) | 2017-07-04 |
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| CN201720002588.3U Expired - Fee Related CN206300776U (en) | 2017-01-03 | 2017-01-03 | A kind of zero transport simulation produces the experimental provision of the adjustable oceanic turbulence of homogeneous isotropism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768842A (en) * | 2017-01-03 | 2017-05-31 | 中国海洋大学 | A kind of zero transport simulation produces the experimental provision and method of the adjustable oceanic turbulence of homogeneous isotropism |
-
2017
- 2017-01-03 CN CN201720002588.3U patent/CN206300776U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768842A (en) * | 2017-01-03 | 2017-05-31 | 中国海洋大学 | A kind of zero transport simulation produces the experimental provision and method of the adjustable oceanic turbulence of homogeneous isotropism |
| CN106768842B (en) * | 2017-01-03 | 2023-08-11 | 中国海洋大学 | Experimental device and method for generating uniform isotropy adjustable ocean turbulence through zero transportation simulation |
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