CN109556827A - A kind of Auxiliary support formula wave simulation generating device under super gravity field - Google Patents
A kind of Auxiliary support formula wave simulation generating device under super gravity field Download PDFInfo
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- CN109556827A CN109556827A CN201910063710.1A CN201910063710A CN109556827A CN 109556827 A CN109556827 A CN 109556827A CN 201910063710 A CN201910063710 A CN 201910063710A CN 109556827 A CN109556827 A CN 109556827A
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- 238000004088 simulation Methods 0.000 title claims abstract description 47
- 230000005484 gravity Effects 0.000 title claims abstract description 26
- 230000000712 assembly Effects 0.000 claims abstract description 22
- 238000000429 assembly Methods 0.000 claims abstract description 22
- 239000011435 rock Substances 0.000 claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000010276 construction Methods 0.000 claims description 25
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 12
- 230000003044 adaptive effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses the Auxiliary support formula wave simulation generating devices under a kind of super gravity field, including model casing；Rock And Soil is arranged in bottom in model casing, and setting simulation marine structure object, water are placed in Rock And Soil top in model casing on Rock And Soil；Make wave unit；Slide assemblies with the rotation connection between connecting rod, with the rotation connection between rocker structure complete to transmit from hydraulic cylinder to the power of rocker structure and realize with moving by connecting rod, solves the problems, such as in rocker swing process existing differential seat angle between rocker and hydraulic cylinder piston rod；It is solved in rocker swing process by slide assemblies, the link position of rocker and connecting rod is the same as difference in height problem existing between the piston rod of hydraulic cylinder, and it is slided by relaying slide block structure realization integrated with rotation, realize that combination gear unit carriage and rotating device with the Adaptive matching of rocker structure pendulum motion, realize the mobile decoupling between the piston rod of hydraulic cylinder and rocker.
Description
Technical field
The invention belongs to wave simulation generation technique fields, and in particular to the Auxiliary support formula wave under a kind of super gravity field
Simulation generator.
Background technique
Wave simulation experimental rig under super gravity field is to compare effect analog based on contracting under hypergravity modelling technique
The wave of different wave height, amplitude, frequency is generated, carries out wave to the research and experiment of dependency structure effect and failure mechanism.Wave
Unrestrained simulation generator is the key component of entire wave simulation experimental rig mainly for generation of wave.Currently, wave simulation
Generating device is divided into rocking plate type and push-plate type wave simulation generating device according to the forms of motion for the wave paddle for pushing water body.Hong Kong
The push-plate type wave simulation generating device of University of Science and Technology generates wave by Hydraulic Cylinder wave paddle.National University of Singapore with
The rocking plate type wave simulation device of Zhejiang University is similar, swings wave paddle to generate wave through sliding equipment by crank connecting link
Wave.
Push-plate type wave simulation generating device is since it uses wave paddle to move integrally the form of water body of pushing, under high-g level
The water body load effect that wave paddle is born is larger, and the depth of water does not exist together water body gravity difference phenomenon in Gao Shuishen, high-g level situation
Under it is more obvious, can to the wave paddle of overall movement generate moment loading.Therefore, push-plate type structure is not suitable for high-g level, Gao Shui
Deep, amplitude wave simulation.
Rocking plate type wave simulator pushes water body to generate wave and pushes away compared to push-plate type structure by wave paddle reciprocally swinging
The load that wave paddle is born when dynamic water body is smaller.Current rocking plate type wave simulation device using motor driven crank connecting link with
Slide construction realizes the swing of wave paddle, and connection structure is complex, and Path of Force Transfer is long, complicated under high-g level Elevated Gravity
Force transferring structure be easy to produce deformation and the phenomenon that hinder the transmitting of power and movement.And motor its work under high-g level centrifugal field
Make state labile, electric machine structure and its mounting means layout can not be also adjusted at this stage.
The Auxiliary support formula wave simulation that we has developed under a kind of super gravity field in order to solve problem above fills
It sets.
Summary of the invention
The object of the invention is that the Auxiliary support formula wave under providing a kind of super gravity field to solve the above-mentioned problems
Unrestrained simulation generator.
The present invention through the following technical solutions to achieve the above objectives:
A kind of Auxiliary support formula wave simulation generating device under super gravity field, is mounted in centrifugal basket, assists
Brace type wave simulation generating device includes:
Model casing；Rock And Soil is arranged in bottom in model casing, and setting simulation marine structure object, water are placed in model on Rock And Soil
Rock And Soil top in case；
For making wave unit to manufacture wave in direction locating for simulation marine structure object；
Making wave unit includes:
For providing the hydraulic power unit of power for wave；Hydraulic power unit includes hydraulic cylinder and servo valve；
For directly acting on water and generating the rocker structure of wave；One end of rocker structure is rotatably connected in model casing
On, it further includes required when adapting to the swing of rocker structure for being converted to the unidirectional power output of hydraulic power unit for making wave unit
The combination gear unit for the power output constantly changed direction wanted, the power output end of hydraulic power unit with to combine transmission single
The power intake connection of member, the power output end for combining gear unit are connect with rocker structure.
It is total to by model casing, model casing Internal Experiment device, hydraulic power unit, combination gear unit, rocker structure
Same-action, the wave simulation realized under Centrifugal Environment occur；And combine gear unit setting can effectively reduce it is hydraulic
The extension elongation of the piston rod of cylinder enhances the rigidity of the piston rod of hydraulic cylinder under super gravity field.
Specifically, Auxiliary support formula wave simulation generating device further includes support frame, and support is placed on bottom in model casing,
And it is concordant with Rock And Soil top, lower end and the support frame top of rocker structure are rotatably connected.
Specifically, combination gear unit includes:
Connecting rod；
Slide assemblies；The piston rod of hydraulic cylinder is connect with slide assemblies, slide assemblies one at and one end of connecting rod can turn
Dynamic connection, the other end of connecting rod and the one side of rocker structure are rotatably connected.
By the connection structure between hydraulic cylinder, the piston rod of hydraulic cylinder, slide assemblies, connecting rod, rocker structure, particularly
It is slide assemblies with the rotation connection between connecting rod, connecting rod is completed with the rotation connection between rocker structure from hydraulic cylinder to shaking
The power of hardened structure is transmitted to be realized with movement, existing angle between rocker and hydraulic cylinder piston rod in solution rocker swing process
Poor problem.
Further, slide assemblies include:
Relay slide construction；
Slide rail；Slide rail is mounted on support frame top, and relaying slide construction slides in slide rail, hydraulic cylinder
Piston rod connect with one end of relaying slide construction, relaying slide construction and one end of connecting rod are rotatably connected.
Solved in rocker swing process by slide assemblies, the link position of rocker and connecting rod with hydraulic cylinder piston rod it
Between existing difference in height problem, and the integrated of sliding and rotation is realized by relaying slide block structure, realizes that combination gear unit is sliding
Dynamic device and rotating device realize between the piston rod of hydraulic cylinder and rocker with the Adaptive matching of rocker structure pendulum motion
Mobile decoupling.
Preferably, the piston rod of hydraulic cylinder, slide rail are horizontally disposed.
Horizontally disposed piston rod and slide rail ensure that and least power needed to can reach maximum wave simulation hair
It comes into force fruit.
Preferably, it is provided with first rotating shaft support on the one side of rocker structure, the second end of connecting rod is provided with axis
The second end of hole, first rotating shaft support and connecting rod is rotatably connected by the first rotating pin；On the top of relaying slide construction
It is provided with the second shaft seating, the first end of connecting rod is provided with axis hole, the first end of the second shaft seating and connecting rod passes through the
Two rotating pins are rotatably connected；One end far from rocker structure is provided with third shaft seating on relaying slide construction,
Rod end spherical surface connecting structure is connected on the piston rod of hydraulic cylinder, the piston rod of hydraulic cylinder is by rod end spherical surface connecting structure in
It is connected after slide construction.
The matched design of shaft seating and rotating pin, ensure that connecting rod respectively with rocker structure and relaying slide construction
Positive rotational connection.
Preferably, auxiliary support structure is additionally provided between slide rail and support frame.
Auxiliary support structure provides Auxiliary support for entire combination drive mechanism, enhances drive mechanism rigidity, makes to transport
It is dynamic more smooth with power transmitting；The stress condition for also further optimizing drive mechanism enhances entire wave making system transmission
Structure resists the ability of deformation under super gravity field, reduces movement retardance caused by deforming because of transmission mechanism and stuck wind
Danger.
The beneficial effects of the present invention are:
Auxiliary support formula wave simulation generating device under a kind of super gravity field of the invention: slide assemblies are the same as between connecting rod
Rotation connection, connecting rod completes to transmit and transport to the power of rocker structure from hydraulic cylinder with the rotation connection between rocker structure
It is dynamic to realize, solve the problems, such as in rocker swing process existing differential seat angle between rocker and hydraulic cylinder piston rod；Pass through slide assemblies
Solve in rocker swing process, the link position of rocker and connecting rod with difference in height problem existing between the piston rod of hydraulic cylinder,
And the integrated of sliding and rotation is realized by relaying slide block structure, it realizes combination gear unit carriage and rotating device is same shakes
The Adaptive matching of hardened structure pendulum motion, realizes the mobile decoupling between the piston rod of hydraulic cylinder and rocker.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the main view that gear unit is combined in the present invention；
Fig. 3 is the top view that gear unit is combined in the present invention.
In figure: 1-hydraulic cylinder；11-piston rods；12-rod end spherical surface connecting structures；2-combination gear units；21-the
One shaft seating；22-connecting rods；23-relaying slide constructions；24-slide rails；25-the first rotating pin；26-the second turn
Shaft stool；27-the second rotating pin；28-third shaft seatings；3-model casings；4-rocker structures；5-Rock And Soils；6—
Support frame.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
Embodiment 1, as shown in Figure 1:
A kind of Auxiliary support formula wave simulation generating device under super gravity field, is mounted in centrifugal basket, assists
Brace type wave simulation generating device includes:
Model casing 3；Rock And Soil 5 is arranged in bottom in model casing 3, and setting simulation marine structure object, water are placed on Rock And Soil 5
5 top of Rock And Soil in model casing 3；Model casing 3 is fixed in centrifugal basket, provides super gravity field ring by the rotation of centrifuge
Border；
For making wave unit to manufacture wave in direction locating for simulation marine structure object；
Making wave unit includes:
For providing the hydraulic power unit of power for wave；Hydraulic power unit includes hydraulic cylinder 1 and servo valve；
Hydraulic power unit is connected using rotary joint with the fueller on ground, realizes the stabilization of 1 power of hydraulic cylinder under super gravity field
Output.
For directly acting on water and generating the rocker structure 4 of wave；One end of rocker structure 4 is rotatably connected in model
On case 3, making wave unit further includes when adapting to the swing of rocker structure 4 for being converted to the unidirectional power output of hydraulic power unit
The combination gear unit 2 of the required power output constantly changed direction, the power output end of hydraulic power unit with combine
The power intake of gear unit 2 connects, and the power output end of combination gear unit 2 is connect with rocker structure 4.
Pass through model casing 3,3 Internal Experiment device of model casing, hydraulic power unit, combination gear unit 2, rocker structure 4
Collective effect, realize wave simulation under Centrifugal Environment and occur；And the setting for combining gear unit 2 can effectively reduce
The extension elongation of the piston rod 11 of hydraulic cylinder 1 enhances the rigidity of the piston rod 11 of hydraulic cylinder 1 under super gravity field.In specific works
In the process, the movement of wave unit is made, simulated waves are caused, and wave is promoted to simulation marine structure object, by patting, impacting
Movement effect is tested with simulation marine structure object.
Embodiment 2, as shown in Figure 1:
The present embodiment the difference from embodiment 1 is that, Auxiliary support formula wave simulation generating device further includes support frame 6,
Support frame 6 is placed in bottom in model casing 3, and concordant with 5 top of Rock And Soil, and lower end and 6 top of support frame of rocker structure 4 can turn
Dynamic connection, rocker structure 4 further comprise the rotation axis positioned at rocker bottom, shaft seating and rocker composition, shaft seating installation
On support frame 6, the rotation axis of rocker passes through the turn hole on shaft seating, so as to realize that rocking-turn is swung.
Embodiment 3, as shown in Figures 2 and 3:
The present embodiment the difference from example 2 is that, combination gear unit 2 include:
Connecting rod 22；
Slide assemblies；The piston rod 11 of hydraulic cylinder 1 is connect with slide assemblies, slide assemblies one at one end of connecting rod 22
It is rotatably connected, the other end of connecting rod 22 and the one side of rocker structure 4 are rotatably connected.
Pass through the connection knot between hydraulic cylinder 1, the piston rod 11 of hydraulic cylinder 1, slide assemblies, connecting rod 22, rocker structure 4
Structure, for slide assemblies with the rotation connection between connecting rod 22, connecting rod 22 is complete with the rotation connection between rocker structure 4 in particular
It transmits at from hydraulic cylinder 1 to the power of rocker structure 4 and moves realization, it is living to solve rocker and hydraulic cylinder 1 in rocker swing process
Existing differential seat angle problem between stopper rod 11.
Embodiment 4, as shown in Figures 2 and 3:
The present embodiment and the difference of embodiment 3 are that slide assemblies include:
Relay slide construction 23；
Slide rail 24；Slide rail 24 is mounted on 6 top of support frame, and it is sliding in slide rail 24 to relay slide construction 23
Dynamic, the piston rod 11 of hydraulic cylinder 1 is connect with one end of relaying slide construction 23, and one end of relaying slide construction 23 and connecting rod 22 can
Rotation connection.
It is solved in rocker swing process by slide assemblies, the piston of the link position of rocker and connecting rod 22 with hydraulic cylinder 1
Existing difference in height problem between bar 11, and pass through integrated, the realization combination transmission of relaying slide block structure realization sliding and rotation
2 carriage of unit and rotating device realize the piston rod of hydraulic cylinder 1 with the Adaptive matching of 4 pendulum motion of rocker structure
Mobile decoupling between 11 and rocker.
Embodiment 5, as shown in Figure 2:
The present embodiment and the difference of embodiment 4 are that piston rod 11, the slide rail 24 of hydraulic cylinder 1 are horizontally disposed.
Horizontally disposed piston rod 11 and slide rail 24 ensure that and least power needed to can reach maximum wave mould
Send out fruit of coming into force.
Embodiment 6, as shown in Figures 2 and 3:
The present embodiment and the difference of embodiment 4 or embodiment 5 are, are provided with first on the one side of rocker structure 4
Shaft seating 21 is provided with axis hole in the second end of connecting rod 22, and first rotating shaft support 21 and the second end of connecting rod 22 pass through first
Rotating pin 25 is rotatably connected；The top of relaying slide construction 23 is provided with the second shaft seating 26, the of connecting rod 22
One end is provided with axis hole, and the first end of the second shaft seating 26 and connecting rod 22 is rotatably connected by the second rotating pin 27；?
One end far from rocker structure 4 is provided with third shaft seating 28 on relaying slide construction 23, on the piston rod 11 of hydraulic cylinder 1
Rod end spherical surface connecting structure 12 is connected, the piston rod 11 of hydraulic cylinder 1 passes through rod end spherical surface connecting structure 12 and relaying sliding knot
Structure 23 connects.
1 operation of hydraulic cylinder when the piston rod 11 of hydraulic cylinder 1 stretches out, pushes relaying slide construction 23 along slide rail
24 slidings, connecting rod 22 is in horizontal attitude at this time, and rocker structure 4 is in vertical posture, pushes away under the impetus of piston rod 11
Shake hardened structure 4, rocker structure 4 pushes Fluid Dynamics to generate wave；As the angle of rocker structure 4 and horizontal direction reduces, even
Bar 22 is performed in accordance with position adjustment, until 11 stroke of piston rod of hydraulic cylinder 1 terminates；Piston rod 11 retracts at this time, rocker knot
Structure 4 is pulled back, until plumbness, completes a set of movement.
The matched design of shaft seating and rotating pin ensure that connecting rod 22 is tied with rocker structure 4 and relaying sliding respectively
The Positive rotational of structure 23 connects.
Embodiment 7, as shown in Figure 2:
The present embodiment and the difference of embodiment 4 are, are additionally provided with Auxiliary support between slide rail 24 and support frame 6
Structure.
Auxiliary support structure provides Auxiliary support for entire combination drive mechanism, enhances drive mechanism rigidity, makes to transport
It is dynamic more smooth with power transmitting.
The present apparatus in such a way that combination drive mechanism drives rocker swing, is passed using hydrostatic support hydraulic cylinder 1 with combining
Dynamic structure and the structure type for being aided with Auxiliary support realize the decoupling of transmitting and the movement of power, it is long with previous drive path and
Complicated drive mechanism is compared, and is caused mechanism blockage to be influenced by centrifugation field deformation smaller, it is easier to guarantee driver
The rigidity and stability of structure；
For the type of attachment and design feature for combining gear unit 2 under super gravity field in wave simulation generating device, fill
Divide consideration transmission mechanism rigidity and stability, devises auxiliary support structure for combination drive mechanism.Combination transmission and auxiliary branch
On the one hand the form of support can reduce the extension elongation of 1 piston rod 11 of hydraulic cylinder, 1 bar of hydraulic cylinder is rigid under enhancing super gravity field
Degree；On the other hand, relaying slide construction 23 is supported by structure of assistant support, enhances the energy that entire drive mechanism resists deformation
Power preferably guarantees wave simulation effect so that the power transmitting of hydraulic cylinder 1 to rocker is more smooth, accurate.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and equivalents circle
It is fixed.
Claims (7)
1. the Auxiliary support formula wave simulation generating device under a kind of super gravity field, is mounted in centrifugal basket, auxiliary branch
Support formula wave simulation generating device includes:
Model casing；Rock And Soil is arranged in bottom in model casing, and setting simulation marine structure object, water are placed in model casing on Rock And Soil
Rock And Soil top；
For making wave unit to manufacture wave in direction locating for simulation marine structure object；
Making wave unit includes:
For providing the hydraulic power unit of power for wave；Hydraulic power unit includes hydraulic cylinder and servo valve；
For directly acting on water and generating the rocker structure of wave；One end of rocker structure is rotatably connected on model casing,
It is characterized in that, making wave unit further includes adapting to rocker structure pendulum for being converted to the unidirectional power output of hydraulic power unit
The combination gear unit of the required power output constantly changed direction, the power output end and group of hydraulic power unit when dynamic
The power intake connection of gear unit is closed, the power output end for combining gear unit is connect with rocker structure.
2. the Auxiliary support formula wave simulation generating device under a kind of super gravity field according to claim 1, feature exist
In: Auxiliary support formula wave simulation generating device further includes support frame, and support is placed on bottom in model casing, and on Rock And Soil
Portion is concordant, and lower end and the support frame top of rocker structure are rotatably connected.
3. the Auxiliary support formula wave simulation generating device under a kind of super gravity field according to claim 2, feature exist
In combination gear unit includes:
Connecting rod；
Slide assemblies；The piston rod of hydraulic cylinder is connect with slide assemblies, slide assemblies one at and one end of connecting rod rotatably connect
It connects, the other end of connecting rod and the one side of rocker structure are rotatably connected.
4. the Auxiliary support formula wave simulation generating device under a kind of super gravity field according to claim 3, feature exist
In slide assemblies include:
Relay slide construction；
Slide rail；Slide rail is mounted on support frame top, and relaying slide construction slides in slide rail, the work of hydraulic cylinder
Stopper rod is connect with one end of relaying slide construction, and the one end for relaying slide construction and connecting rod is rotatably connected.
5. the Auxiliary support formula wave simulation generating device under a kind of super gravity field according to claim 4, feature exist
In piston rod, the slide rail of hydraulic cylinder are horizontally disposed.
6. the Auxiliary support formula wave simulation generating device under a kind of super gravity field according to claim 4 or 5, feature
It is: is provided with first rotating shaft support on the one side of rocker structure, the second end of connecting rod is provided with axis hole, first rotating shaft
The second end of support and connecting rod is rotatably connected by the first rotating pin；The top of relaying slide construction is provided with second turn
Shaft stool is provided with axis hole in the first end of connecting rod, and the first end of the second shaft seating and connecting rod can by the second rotating pin
Rotation connection；One end far from rocker structure is provided with third shaft seating on relaying slide construction, in the piston of hydraulic cylinder
Rod end spherical surface connecting structure is connected on bar, the piston rod of hydraulic cylinder is connected by rod end spherical surface connecting structure and relaying slide construction
It connects.
7. the Auxiliary support formula wave simulation generating device under a kind of super gravity field according to claim 4, feature exist
In: auxiliary support structure is additionally provided between slide rail and support frame.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910063710.1A CN109556827A (en) | 2019-01-23 | 2019-01-23 | A kind of Auxiliary support formula wave simulation generating device under super gravity field |
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Cited By (4)
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| WO2022021586A1 (en) * | 2020-07-30 | 2022-02-03 | 青岛理工大学 | Water tank test system for simulating multi-field coupling effect of offshore structure |
| CN114235011A (en) * | 2022-02-23 | 2022-03-25 | 中国海洋大学 | Wave glider wave power conversion efficiency testing arrangement |
| CN114593890A (en) * | 2022-01-17 | 2022-06-07 | 浙江大学 | Wave generating device with rocking plate |
| CN115112349A (en) * | 2022-08-29 | 2022-09-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Load decoupling device and ocean wave flow centrifugal model test system |
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| CN209148244U (en) * | 2019-01-23 | 2019-07-23 | 中国工程物理研究院总体工程研究所 | A kind of Auxiliary support formula wave simulation generating device under super gravity field |
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| WO2022021586A1 (en) * | 2020-07-30 | 2022-02-03 | 青岛理工大学 | Water tank test system for simulating multi-field coupling effect of offshore structure |
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| CN115112349A (en) * | 2022-08-29 | 2022-09-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Load decoupling device and ocean wave flow centrifugal model test system |
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Application publication date: 20190402 |