CN104700702B - A kind of two dimension shipping of green water experimental provision - Google Patents
A kind of two dimension shipping of green water experimental provision Download PDFInfo
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- CN104700702B CN104700702B CN201510106482.3A CN201510106482A CN104700702B CN 104700702 B CN104700702 B CN 104700702B CN 201510106482 A CN201510106482 A CN 201510106482A CN 104700702 B CN104700702 B CN 104700702B
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- buoyancy tank
- sensor
- shipping
- pedestal
- coaster
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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
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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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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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Fluid Mechanics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The present invention provides a kind of two-dimentional shipping of green water experimental provision, including buoyancy tank, cart system, measuring system, four part of pedestal, the cart system are mainly made of coaster, sliding block, line slideway, optical axis, flake connector, ball jacket；The measuring system is made of computer, data collector, constant voltage dc source, horizontal displacement sensors, vertical deviation sensor, attitude transducer, wherein horizontal displacement sensors are fixed on pedestal by card slot, vertical deviation sensor is fixed on coaster by floor, and attitude transducer is fixed on buoyancy tank；The pedestal is made of pedestal bottom plate, card slot.Wave is interacted with buoyancy tank so as to cause buoyancy tank to move, and cart system is passed motion to by optical axis, finally completes measurement by displacement sensor and attitude transducer.Apparatus of the present invention are simple in structure, easy to operate.Stable movement, suitable for two-dimentional shipping of green water experimental study.
Description
Technical field
The present invention relates to Naval Architecture and Ocean Engineering experimental field, more particularly to a kind of two-dimentional shipping of green water experimental provision.
Background technology
Under severe sea condition, the marine structure such as ship will occur significantly to move, and shipping of green water phenomenon is very universal.Swarm
The wave on deck will cause tremendous influence to marine structure superstructure, stability, maneuverability.For spitkit, if
Seawater is poured in cabin, and ship is it could even be possible to topple.Therefore, shipping of green water is one of Naval Architecture and Ocean Engineering field
Research hotspot.
Experimental study has shipping of green water problem good applicability as a kind of directly effective research means.Mesh
Before, shipping of green water experiment can be divided into three-dimensional shipping of green water experiment and two-dimentional shipping of green water is tested.Three-dimensional shipping of green water experiment is main
It is movement and shipping of green water situation of the actual marine structure of research in complicated wave environment.Two-dimentional shipping of green water is mainly used
In the reliability and shipping of green water genesis mechanism of verification algorithm.But past experimental provision can only often measure displacement or
Pressure unitary variant.This significantly limit the research range of experiment and improves experimental expenses.
The content of the invention
It is good the purpose of the invention is to provide a kind of simple in structure, making and easy to operate, high certainty of measurement, stability
Two-dimentional shipping of green water experimental provision.
The object of the present invention is achieved like this：Including pedestal, buoyancy tank, cart system and measuring system, the trolley system
System includes being symmetrically mounted on line slideway installed in two line slideways at pedestal both ends and by four sliding blocks that bottom is set
On coaster, be symmetrically arranged with two through holes on the coaster, primary optic axis and the second optical axis are installed by ball jacket respectively
In two through holes, the lower end of primary optic axis and the second optical axis is connected to flake connector, and buoyancy tank is turned by what both ends were set
Flake end of the axis respectively with two flake connectors is connected, the measuring system include be arranged on buoyancy tank upper end attitude transducer,
The horizontal displacement sensing that supratrochlear vertical deviation sensor is installed on by floor and is fixedly mounted on by card slot on pedestal
Device, is also fixed with slide block of sensor on vertical deviation sensor, and slide block of sensor is sleeved on the upper end of primary optic axis by clamp,
The output terminal of horizontal displacement sensors is fixedly connected with coaster, posture displacement sensor, vertical deviation sensor and horizontal displacement
Sensor is connected by the computer of conducting wire and external circuit, data collector and constant voltage dc source respectively.
Present invention additionally comprises some such architectural features：
1. it is fixedly connected between card slot and bottom plate, card slot and horizontal displacement sensors by glue.
Compared with prior art, the beneficial effects of the invention are as follows：The configuration of the present invention is simple, makes and easy to operate, movement
Precision is high, and stability is good, easily controllable, high certainty of measurement, can simulate the shipping of green water situation under different waves, particularly exist
Do well in the simulation of solitary wave shipping of green water, demand of the experiment for shipping of green water simulation can be better met, have good
Good practicality and market value.The each unit of the present invention is closely linked together by pedestal.Buoyancy tank is run into when wave advances
When, buoyancy tank will produce the movement such as deep, rolling.By optical axis, buoyancy tank movement will be transmitted on coaster.Gather the vertical fortune of optical axis
Dynamic and coaster horizontal movement, can obtain the motion conditions of buoyancy tank.Can be with by the attitude transducer for being fixed on buoyancy tank top
Measure buoyancy tank rolling motion situation.According to the difference of incoming wave, it can measure under different wave environments, the shipping of green water feelings of buoyancy tank
Condition.Just realize displacement with being measured while pressure by the pressure sensor being fixed in babinet.
Brief description of the drawings
Fig. 1 is the three dimensional structure diagram of the present invention；
Fig. 2 is the front view of the present invention；
Fig. 3 is the left view of the present invention；
Fig. 4 is the structure diagram of the cart system of the present invention；
Fig. 5 is the structure diagram of the vertical deviation sensor of the present invention；
Fig. 6 is the structure diagram of the horizontal displacement sensors of the present invention.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
With reference to Fig. 1 to Fig. 6, the present invention includes pedestal 1, buoyancy tank 14, cart system and measuring system, the cart system bag
Include installed in two line slideways 12 at 1 both ends of pedestal and be symmetrically mounted on line slideway by four sliding blocks 15 that bottom is set
Coaster 18 on 12, is symmetrically arranged with two through holes on the coaster 18, primary optic axis 8-1 and the second optical axis 8-2 pass through respectively
Ball jacket 19 is installed in two through holes, namely two optical axises are connected by ball 19 with coaster 18, primary optic axis 8-1
Be connected to flake connector 16 with the lower end of the second optical axis 8-2, the shaft 17 that buoyancy tank 14 is set by both ends respectively with two
The flake end connection of flake connector 16, the measuring system include being arranged on the attitude transducer 13 of 14 upper end of buoyancy tank, pass through rib
The vertical deviation sensor 9 and the horizontal displacement sensing on pedestal 1 is fixedly mounted on by card slot 5 that plate 11 is installed on coaster 18
Device 6, is also fixed with slide block of sensor 10 on vertical deviation sensor 9, slide block of sensor 10 is sleeved on primary optic axis by clamp 7
The upper end of 8-1, the output terminal of horizontal displacement sensors 6 is fixedly connected with coaster 18, namely the output terminal of horizontal displacement sensors 6
It is connected by screw thread 20 with coaster, posture displacement sensor 13, vertical deviation sensor 9 and horizontal displacement sensors 6 lead to respectively
The computer 3, data collector 4 and constant voltage dc source 2 for crossing conducting wire and external circuit connect.And card slot 5 and bottom plate 1, card
It is fixedly connected between groove 5 and horizontal displacement sensors 6 by glue.
Namely the present invention is made of buoyancy tank, cart system, measuring system, four part of pedestal, what the buoyancy tank simplified for one
Rectangle square chest, rolling, heaving, deep movement can occur under wave action for it；The cart system can transport buoyancy tank
It is dynamic to be decomposed, consequently facilitating being measured with sensor；Measuring system measures each several part movement, and stores experiment
Data；The pedestal will provide support for each unit, so that each unit be formed a whole.The pedestal 1 by pedestal bottom plate,
Card slot 5 forms；And emptied in the middle part of pedestal bottom plate, card slot 5 is located at one end margin of pedestal bottom plate, for horizontal displacement is fixedly mounted
Sensor 6.During the work time, wave is interacted with buoyancy tank 14 so as to cause buoyancy tank 14 to move, and will be transported by two optical axises
It is dynamic to pass to cart system, finally complete to measure by vertical deviation sensor 9, horizontal displacement sensors 6 and attitude transducer 13.
As shown in Figure 1, the buoyancy tank 14 is a two-dimentional experimental model simplified, shaft 17 is fixed with 14 both ends of buoyancy tank.
In the present embodiment, buoyancy tank 14 is overall is made using 5mm heavy sheet glass steel plates, it is cohesive using epoxy resin between each plate and
Into.The high 200mm of buoyancy tank waterline, the high 200mm of center of gravity, shaft are diameter 20mm optical axises.
As shown in figure 4, the cart system is mainly by coaster 18, sliding block 15, line slideway 12, optical axis 8, flake connector
16th, ball jacket 19 forms.Coaster 18 is bonded by the polypropylene plastics flitch of 10mm thickness and formed in the present embodiment, and arse leads to
Screw is crossed with four sliding blocks 15 to be connected.Sliding block 15 can do horizontal motion on line slideway 12.Two optical axises 8-1 and 8-
2 can carry out catenary motion in ball jacket 18.8 end of optical axis is connected through a screw thread to be connected with flake connector 16, and flake connects
First 16 are connected with the shaft 17 of 14 both sides of buoyancy tank.
Measuring system is by computer 3, data collector 4, constant voltage dc source 2, horizontal displacement sensors 6, vertical deviation
Sensor 9, attitude transducer 13 form, and wherein horizontal displacement sensors 6 are fixed on pedestal bottom plate 1 by card slot 5, vertical position
Displacement sensor 10 is fixed on coaster 18 by floor 11, and attitude transducer 13 is fixed on buoyancy tank 14.Pass through data collector
4, the data of measurement can be preserved into computer 3.The installation of horizontal displacement sensors 6 and vertical deviation sensor 10 and knot
Structure schematic diagram is as shown in Figure 5 and Figure 6.
The shipping of green water experimental provision operation principle of the present invention is summarized as follows：First, according to experiment it needs to be determined that it is required come
The amplitude and frequency of ripple, control the wave paddle motion generation wave in sink.Then, wave will be transmitted at buoyancy tank 14 and with floating
Case 14 interacts, and causes buoyancy tank 14 to move, and coaster 18 is decomposed the movement of buoyancy tank 14.Sensed finally by vertical deviation
Device 9, horizontal displacement sensors 6 and attitude transducer 13 measure the kinematic parameter of buoyancy tank and sink, that is, obtain deck
Influence of the upper wave to buoyancy tank 14.
Claims (2)
- A kind of 1. two dimension shipping of green water experimental provision, it is characterised in that：Including pedestal, buoyancy tank, cart system and measuring system, institute Stating cart system includes being symmetrically mounted on installed in two line slideways at pedestal both ends and by four sliding blocks that bottom is set Coaster on line slideway, is symmetrically arranged with two through holes on the coaster, primary optic axis and the second optical axis pass through ball respectively Sleeve is installed in two through holes, and the lower end of primary optic axis and the second optical axis is connected to flake connector, and buoyancy tank passes through both ends Flake end of the shaft of setting respectively with two flake connectors is connected, and the measuring system includes the posture for being arranged on buoyancy tank upper end Sensor, the horizontal position that supratrochlear vertical deviation sensor is installed on by floor and is fixedly mounted on by card slot on pedestal Displacement sensor, is also fixed with slide block of sensor on vertical deviation sensor, slide block of sensor is sleeved on primary optic axis by clamp Upper end, the output terminal of horizontal displacement sensors is fixedly connected with coaster, posture displacement sensor, vertical deviation sensor and water Prosposition displacement sensor is connected by the computer of conducting wire and external circuit, data collector and constant voltage dc source respectively；Wave It is transferred at buoyancy tank and interacts with buoyancy tank, causes buoyancy tank to move, coaster is decomposed the movement of buoyancy tank, passes through vertical position Displacement sensor, horizontal displacement sensors and attitude transducer measure the kinematic parameter of buoyancy tank, that is, obtain shipping of green water Influence to buoyancy tank.
- A kind of 2. two-dimentional shipping of green water experimental provision according to claim 1, it is characterised in that：Card slot and bottom plate, card slot It is fixedly connected between horizontal displacement sensors by glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106482.3A CN104700702B (en) | 2015-03-11 | 2015-03-11 | A kind of two dimension shipping of green water experimental provision |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106482.3A CN104700702B (en) | 2015-03-11 | 2015-03-11 | A kind of two dimension shipping of green water experimental provision |
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| Publication Number | Publication Date |
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| CN104700702A CN104700702A (en) | 2015-06-10 |
| CN104700702B true CN104700702B (en) | 2018-04-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192534A (en) * | 2017-06-22 | 2017-09-22 | 武汉理工大学 | A kind of flushometer of shipping of green water experiment |
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| CN106370392A (en) * | 2016-11-28 | 2017-02-01 | 中国海洋大学 | Experimental platform for testing performance of vehicle propelled by waves |
| CN107687931A (en) * | 2017-09-18 | 2018-02-13 | 哈尔滨工程大学 | A kind of frozen water ship extrudes failure test device |
| CN107727357B (en) * | 2017-10-18 | 2020-04-03 | 哈尔滨工程大学 | Multi-degree-of-freedom auxiliary ship model starting and braking device |
| CN108132136B (en) * | 2017-12-12 | 2019-07-19 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Pond wave test device |
| CN111366332B (en) * | 2020-04-28 | 2022-09-16 | 中山大学 | Three-degree-of-freedom decomposition mooring structure measurement experimental device |
| CN112683320A (en) * | 2020-12-15 | 2021-04-20 | 哈尔滨工程大学 | Three-degree-of-freedom airworthiness instrument experiment platform |
| CN112758275B (en) * | 2020-12-28 | 2021-12-07 | 浙江大学 | Experimental device for studying slamming load of waves on six-degree-of-freedom floating platform |
| CN115848581B (en) * | 2022-12-05 | 2023-11-03 | 华南理工大学 | Can realize aircraft experimental platform of many postures of aircraft motion |
| CN118010309B (en) * | 2024-04-08 | 2024-07-19 | 中国海洋大学 | Multi-floating body movement device and fluid-solid coupling synchronous measurement system and analysis method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201464154U (en) * | 2009-04-23 | 2010-05-12 | 中国海洋石油总公司 | Environmental load measuring device of oceaneering model |
| KR101237210B1 (en) * | 2011-02-16 | 2013-02-26 | 서울대학교산학협력단 | Towing apparatus of a model ship |
| CN102359856B (en) * | 2011-08-12 | 2013-06-19 | 上海交通大学 | Bidirectional forced vibration experimental apparatus of segmented model of FISHFARM float bowl under uniform flow |
| CN202614501U (en) * | 2012-05-04 | 2012-12-19 | 哈尔滨工程大学 | Motion and resistance testing device for marine structure |
| CN203038525U (en) * | 2012-12-11 | 2013-07-03 | 哈尔滨工程大学 | Ship model statics experimental device |
| CN204557910U (en) * | 2015-03-11 | 2015-08-12 | 哈尔滨工程大学 | A kind of two-dimentional shipping of green water experimental provision |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192534A (en) * | 2017-06-22 | 2017-09-22 | 武汉理工大学 | A kind of flushometer of shipping of green water experiment |
| CN107192534B (en) * | 2017-06-22 | 2019-05-24 | 武汉理工大学 | A kind of flushometer of shipping of green water test |
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| CN104700702A (en) | 2015-06-10 |
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