CN106275300B - The attachment means of Very Large Floating Structure module based on flexible link - Google Patents

The attachment means of Very Large Floating Structure module based on flexible link Download PDF

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Publication number
CN106275300B
CN106275300B CN201610663059.8A CN201610663059A CN106275300B CN 106275300 B CN106275300 B CN 106275300B CN 201610663059 A CN201610663059 A CN 201610663059A CN 106275300 B CN106275300 B CN 106275300B
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China
Prior art keywords
flexible link
pedestal
floating structure
attachment means
structure module
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CN201610663059.8A
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CN106275300A (en
Inventor
徐胜文
汪学锋
梁明宵
丁爱兵
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Chongqing Research Institute Of Shanghai Jiaotong University
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Shanghai Jiaotong University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B1/00Devices for securing together, or preventing relative movement between, constructional elements or machine parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2221/00Methods and means for joining members or elements
    • B63B2221/20Joining substantially rigid elements together by means that allow one or more degrees of freedom, e.g. hinges, articulations, pivots, universal joints, telescoping joints, elastic expansion joints, not otherwise provided for in this class

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

A kind of attachment means of the Very Large Floating Structure module based on flexible link, including:Two pedestals, two ball shape hinge bars, spherical hinged-support, more flexible links and supporting multiple attaching nuts and multiple adjusting washer (disk)s with flexible link;One end of spherical hinge bar described in two is individually fixed on the inner surface of the pedestal described in two, the other end is connected by described spherical hinged-support respectively, and two angles between ball shape hinge bar is in 180 degree, described adjusting washer (disk) is positioned in pedestal perforation, the both ends of described flexible link are separately fixed on the pedestal described in two, and are evenly distributed on the periphery of the pedestal.The present invention is used to connect two independent floating structure modules, tension and compression stress and resistance flexion torsion torque are resisted caused by the device being made up of pedestal, spherical hinge bar, spherical hinged-support, flexible link, attaching nut and adjusting washer (disk), hinders the relative motion between two independent floating structure modules of limitation.The apparatus structure is simple, is easy to maintain, can the effective relative motion limited between two independent floating structure modules.

Description

The attachment means of Very Large Floating Structure module based on flexible link
Technical field
The present invention relates to a kind of device of field of ocean engineering, specifically a kind of super large based on flexible link The attachment means of type floating structure module.
Technical background
Very large floating structures are due to enormous size, and purposes is different, and from maintenance and using angle, it is tied Structure is necessarily modular, and the connector connected between module is just particularly important.
Globular hinge class Very Large Floating Structure modular connection, major limitation ultra-large type floating used at present Translation of the works intermodule along three orthogonal directions, it is difficult to limit the rotation around three normal axis.
Patent publication No. CN102975822A discloses a kind of very large floating structures intermodule connector and company Connect method.Its connector includes at least two pairs positive polar bodies and negative electrode being arranged in groups, and positive polar body includes positive pole shell and positive pole Axis, positive pole axis are inlaid in positive pole axial central through hole;First push action cylinder is arranged on rear side of the second revolving body, first time For swivel in the first funnel-form necking, the negative pole axial central through hole of negative electrode butt end radially extends into horn mouth, loudspeaker Mouth rear end is provided with negative pole jump ring, and the second push action cylinder is arranged on the one end of negative pole axial central through hole away from negative electrode butt end On.The connection method of the invention is promoted using push action cylinder and moves or retract outside positive pole axis.Though two ultra-large types can be limited simultaneously to float Translation of the formula works intermodule along three orthogonal directions and the rotation around three normal axis, but the attachment means designed by it are A kind of active attachment means are, it is necessary to which hydraulic system drives specific connecting elements.Two Very Large Floating Structure intermodules simultaneously Tension and compression stress caused by relative motion and flexion torsion torque are born by same connecting elements, easily make this connecting elements and Its pedestal stress is excessive, causes Joint failure even destructurized.
The content of the invention
For above the deficiencies in the prior art, the present invention provides a kind of Very Large Floating Structure module based on flexible link Attachment means, wherein spherical hinge bar and spherical hinged-support bear main tension and compression stress, flexible link bears whole flexion torsions Torque and part tension and compression stress, i.e., by pedestal, spherical hinge bar, spherical hinged-support, flexible link form device caused by support Tension compression and resistance flexion torsion torque, hinder the relative motion between two independent floating structure modules of limitation. The apparatus structure is simple, is easy to maintain, can the effective relative motion limited between two independent floating structure modules.
The present invention is achieved by the following technical solutions:
A kind of attachment means of the Very Large Floating Structure module based on flexible link, including:Two pedestals, two ball shapes Hinge bar, spherical hinged-support, more flexible links and supporting multiple attaching nuts and multiple adjusting washer (disk)s with flexible link;
One end of spherical hinge bar described in two is individually fixed on the inner surface of the pedestal described in two, the other end point It is not connected by described spherical hinged-support, and the angle between two ball shape hinge bars is in 180 degree, described flexible link Both ends are separately fixed on the pedestal described in two, and are evenly distributed on the periphery of the pedestal.
The pedestal is circular or octagon, and pedestal is provided with eight perforation, and the perforation is evenly distributed in several with pedestal What center is on the circumference in the center of circle.
The more flexible links are eight, and fixed connection point of eight flexible links on same pedestal divides equally same circle Week, this round heart are pedestal geometric center, and the diameter parallel of the axis of the flexible link and two ball shape hinge bars
Apparatus of the present invention are as an entirety, using pedestal outer surface as joint face, with floating structure module or other realities Experiment device is connected.
Described flexible link is metal or synthetic material, and there is external screw thread at its both ends.
The moment of flexure and moment of torsion of described flexible link resistance floating structure intermodule, by choosing appropriate flexible bar material With attachment means of the diameter customization with specific bending resistance, torsional rigidity.
Described flexible link directly can coordinate with the perforation on pedestal, or be coordinated by adjusting washer (disk) and perforation.
Described flexible link both ends after two pedestals are each passed through, by attaching nut by flexible link be fixed on two pedestals it Between.
Described spherical hinge bar is metal or synthetic material, and its one end is connected to form spherical linkage with spherical hinged-support, Its other end is weldingly fixed on pedestal geometric center, and the axis of the spherical hinge bar overlaps with the axis of pedestal.
Described spherical hinged-support is metal or synthetic material.
Described adjusting washer (disk) is positioned in pedestal perforation, and flexible link can pass freely through packing ring.
Described adjusting washer (disk) is metal or synthetic material, its inner peripheral surface and the equal non-threaded of outer peripheral surface.
Its thickness of described adjusting washer (disk) depends on flexible link and the fit clearance of pedestal perforation, by suitably choosing regulation The thickness and material of pad, the flexible link of different-diameter and pedestal is set to perforate and effectively coordinate.
Described attaching nut is metal or synthetic material, and fastening can be connected with flexible link end thread.
The present apparatus should measure its anti-tensile, compressive, bending, the rigidity turned round before model test is carried out by measurement apparatus, to confirm Meet the requirement of model test.
The present invention operation principle be:By one or more new Very Large Floating Structure modular connections connections with Between two independent floating structure modules or other experimental simulation devices.By the change of actual environment or experiment condition, two Individual independent floating structure module or other experimental simulation devices can produce relative motion, including along three orthogonal directions Translation and the rotation around three normal axis.The spherical hinge bar of the present apparatus and spherical hinged-support bear main tension and compression stress, flexible Bar bears whole flexion torsion torques and part tension and compression stress, i.e., by pedestal, spherical hinge bar, spherical hinged-support, flexible link, Resistance tension and compression stress caused by the device that attaching nut and adjusting gasket form and resistance flexion torsion torque, obstruction and limitation two Relative motion between independent floating structure module.
Compared with prior art, the beneficial effects of the invention are as follows:The apparatus structure is simple, definite functions, be easily installed and Safeguard, flexibility is strong, applied widely, can be customized according to the yardstick of works model specific bending rigidity flexible bar material and Diameter, can the effective relative motion limited between two independent floating structure modules or other experimental provisions.
Brief description of the drawings
Fig. 1 is the top view of the attachment means of the Very Large Floating Structure module of the invention based on flexible link.
Fig. 2 is elevational cross-sectional view of the present invention along plane where its axis.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 and Fig. 2 are referred to, Fig. 1 is the attachment means of the Very Large Floating Structure module of the invention based on flexible link Top view, Fig. 2 is elevational cross-sectional view of the present invention along plane where its axis.It is as illustrated, a kind of super based on flexible link The attachment means of very large floating structure module, including:Two pedestals 1, two ball shape hinge bars 2, spherical hinged-support 3, more Flexible link 4, multiple attaching nuts 5 and multiple adjusting washer (disk)s 6;
One end of spherical hinge bar 2 described in two is individually fixed on the inner surface of the pedestal 1 described in two, the other end It is connected respectively by described spherical hinged-support 3, and the angle between two ball shape hinge bars 2 is in 180 degree, described flexibility The both ends of bar 4 are separately fixed on the pedestal 1 described in two, and are evenly distributed on the periphery of the pedestal 1.
The pedestal 1 is circular or octagon, and pedestal is provided with eight perforation, and the perforation is evenly distributed in several with pedestal What center is on the circumference in the center of circle.
The described perforation being each passed through with flexible link 4 on two pedestals 1, flexible link 4 is fixed with two attaching nuts 5 afterwards Between two pedestals 1.
The adjusting washer (disk) 6 told is metal or synthetic material, is positioned in the perforation of pedestal 1, for coordinating the He of flexible link 4 The gap of perforation.The flexible link 4 being relatively large in diameter selects relatively thin adjusting washer (disk) 6, and the less flexible link 4 of diameter selects thicker tune Save packing ring 6.
Flexible link 4 is eight in the present embodiment, and fixed connection point of eight flexible links 4 on same pedestal 1 is respectively same Individual circumference, this round heart are pedestal geometric center, and the diameter parallel of the axis of the flexible link and two ball shape hinge bars.It is described Flexible link 4 be metal or synthetic material, there is external screw thread at its both ends.Described flexible link 4 resists floating structure intermodule Moment of flexure and moment of torsion, filled by the material and diameter customization of choosing appropriate flexible link 4 with specific bending resistance, the connection of torsional rigidity Put.
Described spherical hinge bar 2 is metal or synthetic material, and its one end is connected to form spherical hinge with spherical hinged-support 3 Chain, its other end are weldingly fixed on the geometric center of pedestal 1, and the axis of the spherical hinge bar 2 overlaps with the axis of pedestal 1.It is described Spherical hinged-support 3 be metal or synthetic material.
Using Very Large Floating Structure modular connection as an entirety, using pedestal outer surface as joint face, with floating Formula works module or other experimental provisions are connected, to hinder and limit two independent floating structure modules or other experiments Relative motion between device.
It should be noted last that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although ginseng The present invention is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to invention Technical scheme is modified or equivalent substitution, and without departing from the spirit and scope of technical solution of the present invention, it all should cover Among scope of the presently claimed invention.

Claims (13)

1. a kind of attachment means of the Very Large Floating Structure module based on flexible link, it is characterized in that, including:Two pedestals, Two ball shape hinge bars, spherical hinged-support, more flexible links and supporting multiple attaching nuts and multiple tune with flexible link Save packing ring;
One end of spherical hinge bar described in two is individually fixed on the inner surface of the pedestal described in two, and the other end leads to respectively Described spherical hinged-support is crossed to be connected, and the angle between two ball shape hinge bars is in 180 degree, described adjusting washer (disk) is placed In in pedestal perforation;The both ends of described flexible link are each passed through the pedestal described in two, and are consolidated respectively with attaching nut It is scheduled between two pedestals, described flexible link is evenly distributed on the periphery of the pedestal.
2. the attachment means of the Very Large Floating Structure module according to claim 1 based on flexible link, it is characterized in that, The pedestal is circular or octagon, and pedestal is provided with eight perforation, the perforation be evenly distributed in using pedestal geometric center as On the circumference in the center of circle.
3. the attachment means of the Very Large Floating Structure module according to claim 2 based on flexible link, it is characterized in that, The more flexible links are eight, and fixed connection point of eight flexible links on same pedestal divides equally same circumference, and this is round The heart is pedestal geometric center, and the diameter parallel of the axis of the flexible link and two ball shape hinge bars.
4. the attachment means of the Very Large Floating Structure module according to claim 2 based on flexible link, it is characterized in that, Described perforation non-threaded, can pass freely through flexible link, and flexible link is fastened by the external screw thread of its end by attaching nut.
5. the attachment means of the Very Large Floating Structure module according to claim 1 based on flexible link, it is characterized in that, Attachment means, using pedestal outer surface as joint face, are connected as an entirety with floating structure module or other experimental provisions Connect.
6. according to the attachment means of any described Very Large Floating Structure modules based on flexible link of claim 1-5, its It is characterized in, described flexible link is metal or synthetic material, and there is external screw thread at its both ends.
7. the attachment means of the Very Large Floating Structure module according to claim 6 based on flexible link, it is characterized in that, Described flexible link is used for the moment of flexure and moment of torsion for resisting floating structure intermodule, by the appropriate flexible bar material of selection and directly Footpath customization is with specific bending resistance, the attachment means of torsional rigidity.
8. the attachment means of the Very Large Floating Structure module according to claim 2 based on flexible link, it is characterized in that, Described adjusting washer (disk) is positioned in pedestal perforation, and flexible link can pass freely through packing ring.
9. the attachment means of the Very Large Floating Structure module according to claim 8 based on flexible link, it is characterized in that, Described adjusting washer (disk) is metal or synthetic material, its inner peripheral surface and the equal non-threaded of outer peripheral surface.
10. the attachment means of the Very Large Floating Structure module according to claim 9 based on flexible link, its feature It is that its thickness of described adjusting washer (disk) depends on flexible link and the fit clearance of pedestal perforation, by suitably choosing adjusting gasket Thickness and material, enable different-diameter flexible link and pedestal perforation effectively coordinate.
11. the attachment means of the Very Large Floating Structure module according to claim 1 based on flexible link, its feature It is:Described spherical hinge bar is metal or synthetic material, and its one end is connected to form spherical linkage with spherical hinged-support, and its is another End is weldingly fixed on pedestal geometric center, and the axis of the spherical hinge bar overlaps with the axis of pedestal.
12. the attachment means of the Very Large Floating Structure module according to claim 1 based on flexible link, its feature It is:Described spherical hinged-support is metal or synthetic material.
13. the attachment means of the Very Large Floating Structure module according to claim 1 based on flexible link, its feature It is:Described attaching nut is metal or synthetic material, and fastening can be connected with flexible link end thread.
CN201610663059.8A 2016-08-12 2016-08-12 The attachment means of Very Large Floating Structure module based on flexible link Active CN106275300B (en)

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CN107380363B (en) * 2017-08-01 2019-04-19 湖南大学 A kind of flexible connector
CN107894329B (en) * 2017-10-30 2020-02-04 上海交通大学 Flexible connection test device of ultra-large floating body based on torsion-resistant mechanism and manufacturing method
CN108016581B (en) * 2017-12-27 2023-06-30 湖南大学 Active connector
CN108422413B (en) * 2018-06-19 2020-01-07 哈尔滨工业大学 Rigidity-variable flexible continuous parallel robot
CN109733531B (en) * 2019-03-01 2021-07-06 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) Device for actively retarding relative rotation of ultra-large floating body and operation method thereof
CN109774875B (en) * 2019-03-01 2021-01-29 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) Device for passively slowing down relative rotation of ultra-large floating body
CN110562405B (en) * 2019-09-02 2023-05-16 江苏科技大学 Connecting device of large-scale floating structure in ocean
CN114715342B (en) * 2022-05-05 2023-08-29 中国华能集团清洁能源技术研究院有限公司 Soft connection mechanism for floating body and offshore floating platform

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CN102787552A (en) * 2012-09-03 2012-11-21 吴广怀 Floating structure connected by tension connector with adjustable length
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Inventor after: Xu Shengwen

Inventor after: Wang Xuefeng

Inventor after: Liang Mingxiao

Inventor after: Ding Aibing

Inventor before: Xu Shengwen

Inventor before: Wang Xuefeng

Inventor before: Liang Mingxiao

Inventor before: Ding Aibing

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Effective date of registration: 20231220

Address after: 618 Liangjiang Avenue, Longxing Town, Yubei District, Chongqing

Patentee after: Chongqing Research Institute of Shanghai Jiaotong University

Address before: 200240 No. 800, Dongchuan Road, Shanghai, Minhang District

Patentee before: SHANGHAI JIAO TONG University