CN109566508A - A kind of large-scale fishing ground platform attachment device in far-reaching sea - Google Patents
A kind of large-scale fishing ground platform attachment device in far-reaching sea Download PDFInfo
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- CN109566508A CN109566508A CN201811474680.5A CN201811474680A CN109566508A CN 109566508 A CN109566508 A CN 109566508A CN 201811474680 A CN201811474680 A CN 201811474680A CN 109566508 A CN109566508 A CN 109566508A
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- China
- Prior art keywords
- fishing ground
- far
- ground platform
- attachment device
- anchor chain
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- 238000013016 damping Methods 0.000 claims abstract description 28
- 239000007787 solid Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009360 aquaculture Methods 0.000 description 2
- 244000144974 aquaculture Species 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000003335 Production assurance Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003653 coastal water Substances 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
- A01K61/65—Connecting or mooring devices therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of far-reaching large-scale fishing ground platform attachment devices in sea, including at least three damping units and at least two X-shaped anchor chain devices being arranged between two fishing ground platforms;The damping unit include spherical connecting bar, two pistons for being separately positioned on the spherical connecting bar both ends, a cylinder matched with the piston, two be connected and fixed component, the both ends of the spherical connecting bar can be freely rotated in the piston, the X-shaped anchor chain device includes two anchor chains arranged in a crossed manner, the anchor chain both ends are connect with fixing piece respectively, and the fixing piece is fixedly connected with the fishing ground platform upper surface.The large-scale fishing ground platform attachment device structure optimization in the far-reaching sea of one kind disclosed in this invention, effect is significant, and the service life is permanent, safe and efficient, compared with traditional fishing ground platform attachment device, tends to mechanization, suitable for the connection between macrotype platform, application prospect is more wide.
Description
Technical field
The present invention relates to a kind of platform attachment device, specifically a kind of large-scale fishing ground platform attachment device in far-reaching sea.
Background technique
With the improvement of people's living standard in our country, demand of the people to aquatic products is continuously increased, especially to some depths
The demand of water fish class is increasing.China possesses nearly 3,000,000 square kilometres of marine territory area, does not obtain also at present sufficiently
Utilization.Therefore, develop offshore cultivation, especially deep off-lying sea cultivation forms aquafarm and blue silo, provides food production
And quality assurance, it is the emphasis of aquaculture from now on.Fishery cultivating is the important component of China's marine economy, sea fishery
Large-scale cultivation is the reality based on marine fishery resources.
The deep-sea breeding technology in China is currently under developing stage, and prospect is than broader, but most fishing grounds platform
All it is individually to run, is difficult to carry out extensive aquaculture, basic reason is that effective connectivity problem between platform not yet solves
Certainly.Connection between deep sea fishing ground platform needs to consider following several problems, wherein it is most basic be to ensure that it is basic between platform
Connection;Also to guarantee between platform to make to have between platform more up and down or the left and right changing of the relative positions on the basis of realizing basic connection
Freedom degree extends the service life of connecting elements while reducing wave to the direct active force of platform;The most important is to want
Effective attachment device is designed to reduce the impact force between platform, this requires a kind of significantly more efficient connection types.It is existing at present
Some connection types are to be flexible coupling, i.e., are simply intertwined and connected with softwares such as hawsers.But this mode is only suitable for coastal waters wave force
Little region.For far-reaching sea, since stormy waves is larger, the extruding force between platform is larger, and general connection type cannot
Meet effective connection between platform.
According to the above analysis as it can be seen that the attachment device between existing fishing ground platform is still immature, platform cannot be effectively reduced
Between impact force.Attachment device has the following problems: between existing cultivation platform
1, the attachment device between platform is too simple.Domestic development comparative maturity is seawater fishery, greater coasting area at present
Stormy waves is smaller, and the interaction between platform is little, therefore existing attachment device only considered the connection between platform, the company of being mounted equidistant
Then connection device is connected with softwares such as anchor lines according to certain way such as cross winding, and for far-reaching extra large culturing area, not
Effective attachment device is provided to overcome the extruding force between platform.
2, existing attachment device is not directed to specific location force analysis and is most worth a little, and device is excessively single, and utilization is unreasonable.
Since far-reaching sea wind wave is larger, the relative motion between platform is more violent, and the size for cultivating platform is larger, platform side each point
Stress difference just needs different tension pressure devices.And existing attachment device is not yet related to this problem at present.
3, existing attachment device not certain experimental basis is determined by tension and compression maximum of points.It is flat for far-reaching extra large fishing ground
It for the connection of platform, determines that its Pressure maximum value point is top priority, buffering dress is then specifically arranged according to its compression maximum point
It sets.And there is no its most value point that is pressurized is determined according to physical experiments for existing attachment device.
4, for a kind of fishing ground platform of model, the distance between two platforms is different, under same action of wave force
The power that it is generated is also different.Existing attachment device does not analyze such case according to physical experiments.
Summary of the invention
According to technical problem set forth above, and provide the attachment device between a kind of platform of large size fishing ground.The present invention uses
Technological means it is as follows:
A kind of large-scale fishing ground platform attachment device in far-reaching sea, including at least three dampings being arranged between two fishing ground platforms
Device and at least two X-shaped anchor chain devices;
The damping unit include spherical connecting bar, two pistons for being separately positioned on the spherical connecting bar both ends, one with
Cylinder that the piston matches, two be connected and fixed component, the both ends of the spherical connecting bar are embedded in two work respectively
In plug, and the both ends of the spherical connecting bar can be freely rotated in the piston, one of them described piston is far from the ball
One end of shape connecting rod is connected and fixed component with one of them and is fixedly connected, another described piston is arranged in the cylinder, institute
State the one end of cylinder far from the piston be connected and fixed component described in another and be fixedly connected, two connection fixtures point
It is not fixedly connected with the side wall of two fishing ground platforms;
The X-shaped anchor chain device includes two anchor chains arranged in a crossed manner, and the anchor chain both ends are connect with fixing piece respectively, and
The fixing piece is fixedly connected with the fishing ground platform upper surface.
Further, the both ends of the spherical connecting bar are spherical in shape and the centre of the spherical connecting bar is cylindrical.
Further, the connection fixture is solid cylinder, and the axis of the connection fixture and the cylinder
Axis be overlapped.
Further, the connection fixture can be other shapes, such as cuboid.
Further, the cylinder has the card slot for preventing the piston in the cylinder from falling off.
Further, the gap between the cylinder and the piston is minimum, and leakproofness is fabulous in cylinder, can bear larger
Pressure.
Further, the X-shaped anchor chain device is arranged between adjacent two damping units.
Further, the fixing piece includes the fixed plate being fixedly connected with the fishing ground platform upper surface, is fixed on institute
Three connecting plates in fixed plate are stated, the connecting plate is perpendicular to the fixed plate and the connecting plate is equipped with through-hole, main shaft
By the through-hole pass through three connecting plates, and the adjacent connecting plate of two of them have be fixed on the through hole and prevent
The clamp device that the main shaft is slided along the axis direction of the main shaft;
The main shaft is equipped with across the main shaft and penetrates the fixed link of the fixed plate, and the axis of the fixed link hangs down
Directly in the axis of the main shaft, and the fixed link is arranged in the connecting plate with the clamp device and does not have the fastening
Between the connecting plate of device;
The end of the anchor chain and the main shaft are located at the part between two connecting plates with clamp device and are socketed.
The invention has the following advantages that
1, effective attachment device between a kind of fishing ground platform, the extruding force between the platform of fishing ground is buffered by damping unit,
The pulling force between platform is coped with by X-shaped connects hinge.Compared with conventional attachment devices, the present apparatus is adopted for different stress conditions
With the device for playing different role, the division of labor is clear, so that fishing ground platform is stressed directly value and reduces very significantly.
2, damping unit of the present invention, its working principles are as follows: action of wave force is when the platform of fishing ground, due to platform
Strenuous exercise, larger extruding force can be generated between platform, push ball head connecting rod inwardly to promote at this time, cylinder interior gas is compressed,
Biggish propulsive thrust is generated, two kinds of active forces are cancelled out each other, and remaining relatively small power acts on platform.It is examined from the angle of energy
Consider, this device is a kind of device for kinetic energy being converted into interior energy.Since fishing ground platform is bubbled through the water column, damping unit is contacted with water,
Generated interior energy can be taken away by seawater, reduce the life consumption of damping unit.
3, due to the randomness of marine wave motion, relative motion can occurs between the platform of fishing ground, do not require nothing more than connection at this time
Device plays buffer function, it is also necessary to certain flexibility.Damping unit of the present invention, flexibility is preferable, can be with platform
The changing of the relative positions up and down functions as universal hinge, while playing buffer function again, gathers multi -function in integral whole.
4, X-shaped connection anchor chain of the present invention is used to cope with the pulling force between platform.Through to physical experiments result into
Row is analyzed, and pulling force suffered by platform is little, therefore the intensity for connecting anchor chain is enough.Connection anchor chain is set as X-shaped, connects than run-in index
Hinge is stablized, and can reduce the left and right changing of the relative positions between platform to a certain extent.
5, it is different from existing simple attachment device, the present invention measures fishing ground mesa sidewalls institute's stress everywhere by test,
Determine maximum extrusion pressure and maximum pull value range.Buffer unit is determined according to test result and connects the specific location of anchor chain,
So that stress is average as far as possible everywhere for mesa sidewalls.
6, according to practical fishing ground platform size, test model size is determined, by testing the safe distance between determining platform.
I.e. using the distance between platform as independent variable, stress value everywhere under different platform spacer conditions is determined by testing, through comparative analysis
Determine the corresponding safe distance of the platform model.By determining the safe distance between platform, platform stress value can be greatly reduced, subtract
Few unnecessary life consumption of platform.
7, the attachment device between a kind of large-scale fishing ground platform in far-reaching sea, structure optimization, effect is significant, and the service life is permanent, safety
Efficiently, compared with traditional fishing ground platform attachment device, tend to mechanization, suitable for the connection between macrotype platform, application prospect is more
It is wide.
The present invention can be widely popularized in fields such as fishing ground platform connections based on the above reasons.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of far-reaching large-scale fishing ground platform attachment device structural schematic diagram in sea in the specific embodiment of the invention.
Fig. 2 is a kind of far-reaching large-scale fishing ground platform attachment device partial schematic diagram in sea in the specific embodiment of the invention.
Fig. 3 is damping unit structural schematic diagram in the specific embodiment of the invention.
Fig. 4 is anchor structure schematic diagram in the specific embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Figure 1-Figure 3, a kind of large-scale fishing ground platform attachment device in far-reaching sea, including be arranged in two fishing ground platforms 3
Between at least three damping units 1 and at least two X-shaped anchor chain devices 2;
The damping unit 1 include spherical connecting bar 11, be separately positioned on 11 both ends of spherical connecting bar two pistons 12,
One 13, two, cylinder matched with the piston 12 is connected and fixed component 14, and the both ends of the spherical connecting bar 11 are inlayed respectively
In two pistons 12, and the both ends of the spherical connecting bar 11 can be freely rotated in the piston 12, wherein one
The one end of a piston 12 far from the spherical connecting bar 11 is connected and fixed component 14 with one of them and is fixedly connected, another institute
It states piston 12 to be arranged in the cylinder 13, the cylinder 13 is connected and fixed far from one end of the piston 12 with described in another
Component 14 is fixedly connected, and two connection fixtures 14 are fixedly connected with the side wall of two fishing ground platforms 3 respectively;
The X-shaped anchor chain device 2 include two anchor chains 21 arranged in a crossed manner, 21 both ends of anchor chain respectively with fixing piece 4
It is fixedly connected, and the fixing piece 4 is fixedly connected with 3 upper surface of fishing ground platform.
Further, the both ends of the spherical connecting bar 11 are spherical in shape and the centre of the spherical connecting bar is cylindrical.
Further, the connection fixture 14 be solid cylinder, and the axis of the connection fixture 14 with it is described
The axis of cylinder 13 is overlapped.
Further, the connection fixture 14 can be other shapes, such as cuboid.
Further, the cylinder 13 has the card slot 15 for preventing the piston 12 in the cylinder 13 from falling off.
Further, the gap between the cylinder 13 and the piston 12 is minimum, and leakproofness is fabulous in the cylinder 13,
It can bear larger pressure.
Further, the X-shaped anchor chain device 2 is arranged between adjacent two damping units 1.
Further, the fixing piece 4 includes the fixed plate 41 being fixedly connected with 3 upper surface of fishing ground platform, fixes
Three connecting plates 42 in the fixed plate 41, the connecting plate 42 on the fixed plate 41 and the connecting plate perpendicular to setting
There is through-hole, main shaft 43 passes through three connecting plates 42 by the through-hole, and the adjacent connecting plate 42 of two of them has fixation
In the through hole and prevent the main shaft 43 along the clamp device 44 of the axis direction sliding of the main shaft 43;
The main shaft 43 is equipped with across the main shaft 43 and penetrates the fixed link 45 of the fixed plate 41, the fixed link
45 axis is perpendicular to the axis of the main shaft 43, and the connecting plate with the clamp device 44 is arranged in the fixed link 45
Between 42 and the connecting plate 42 without the clamp device 44;
The end of the anchor chain 21 and the main shaft 43 are located at the portion between two connecting plates 42 with clamp device 44
Divide socket.
The present invention determines the number of safe distance and required damping unit and anchor chain, damping dress according to the scale of platform first
Set to be assembled in advance, and anchor chain can also determine its specification as the case may be.The fixing piece of anchor chain is pre-machined, then by anchor
Chain X-shaped arranged crosswise is simultaneously connect with fixing piece bolt.The fixing piece made in advance is then mounted on fishing ground platform, is grasped
Although work carries out on the water, does not need installation personnel and be lauched, it is only necessary to it stands and component is fixed in fishing ground mesa sidewalls,
Complete the connection of fishing ground platform.
The present invention has carried out physical model test, according to platform entirety prototype (121m × 121m, 3 × 3 lay), choosing
The scale bar for taking 1:40, five kinds of incidence angles degrees wind, wave, stream effect under, respectively measure platform anchor chain mooring force and
The dynamic characteristics such as the attachment force of adjacent block show that platform side both ends are pressurized seriously according to test data concrete analysis, reach
104KN, middle part tension is larger, up to 5000KN, and has been determined that the safe distance between each module of platform is 0.5-2m,
According to stress condition and safe distance, consider that different safe distances lay the cylinder and anchor chain of the damper of different model.
The case where being 0.5m for safe distance, select the damper of model FVD3000/ ± 100-4500-0.4
Cylinder is as heretofore described cylinder 13, equidistant placement three damping units 1 between two adjacent fishing ground platforms.
The anchor chain 21 selects model AM2 Ф 68, and (foreign minister × outer width has shelves to be welded to connect anchor chain, X-shaped anchor for 408mm × 244.8mm)
Chain apparatus 2 is arranged between adjacent two damping units 1, and the single anchor chain 21 is made of three chain links.
The case where being 1m for safe distance, select the gas of the damper of model FVD3000/ ± 250-4500-0.4
Cylinder is as heretofore described cylinder 13, equidistant placement three damping units 1 between two adjacent fishing ground platforms.Institute
State anchor chain 21 select model AM2 Ф 68 (foreign minister × outer width for 408mm × 244.8mm) have shelves be welded to connect anchor chain, X-shaped anchor chain
Device 2 is arranged between adjacent two damping units 1, and the single anchor chain 21 is made of four chain links.
The case where being 1.5m for safe distance, select the damper of model FVD3000/ ± 400-4500-0.4
Cylinder is as heretofore described cylinder 13, equidistant placement three damping units 1 between two adjacent fishing ground platforms.
The anchor chain 21 selects model AM2 Ф 68, and (foreign minister × outer width has shelves to be welded to connect anchor chain, X-shaped anchor for 408mm × 244.8mm)
Chain apparatus 2 is arranged between adjacent two damping units 1, and the single anchor chain is made of six chain links.
The case where being 2m for safe distance, select the gas of the damper of model FVD3000/ ± 500-4500-0.4
Cylinder is as heretofore described cylinder 13, equidistant placement three damping units 1 between two adjacent fishing ground platforms.Institute
State anchor chain 21 select model AM2 Ф 68 (foreign minister × outer width for 408mm × 244.8mm) have shelves be welded to connect anchor chain, X-shaped anchor chain
Device 2 is arranged between adjacent two damping units 1, and the single anchor chain is made of seven chain links.
It for the fishing ground platform of other patterns, only need to suitably be scaled according to this model, adjust damping unit and anchor chain
Number.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (6)
1. a kind of large-scale fishing ground platform attachment device in far-reaching sea, which is characterized in that including being arranged between two fishing ground platforms extremely
Few three damping units and at least two X-shaped anchor chain devices;
The damping unit include spherical connecting bar, two pistons for being separately positioned on the spherical connecting bar both ends, one with it is described
Cylinder that piston matches, two be connected and fixed component, the both ends of the spherical connecting bar are embedded in respectively in two pistons,
And the both ends of the spherical connecting bar can be freely rotated in the piston, one of them described piston is far from the spherical connecting bar
One end be connected and fixed component with one of them and be fixedly connected, another described piston is arranged in the cylinder, the cylinder
One end far from the piston be connected and fixed component described in another and be fixedly connected, two connection fixtures are respectively with two
The side wall of a fishing ground platform is fixedly connected;
The X-shaped anchor chain device includes two anchor chains arranged in a crossed manner, and the anchor chain both ends are connect with fixing piece respectively, and described
Fixing piece is fixedly connected with the fishing ground platform upper surface.
2. the large-scale fishing ground platform attachment device in the far-reaching sea of one kind according to claim 1, it is characterised in that: the spherical shape is even
The both ends of bar are spherical in shape and the centre of the spherical connecting bar is cylindrical.
3. the large-scale fishing ground platform attachment device in the far-reaching sea of one kind according to claim 1, it is characterised in that: the connection is solid
Determining part is solid cylinder, and the axis of the connection fixture is overlapped with the axis of the cylinder.
4. the large-scale fishing ground platform attachment device in the far-reaching sea of one kind according to claim 1, it is characterised in that: the cylinder tool
There is the card slot for preventing the piston in the cylinder from falling off.
5. the large-scale fishing ground platform attachment device in the far-reaching sea of one kind according to claim 1, it is characterised in that: the X-shaped anchor
Chain apparatus is arranged between adjacent two damping units.
6. the large-scale fishing ground platform attachment device in the far-reaching sea of one kind according to claim 1, it is characterised in that: the fixing piece
It is described including the fixed plate being fixedly connected with the fishing ground platform upper surface, three connecting plates being fixed in the fixed plate
Connecting plate is perpendicular to the fixed plate and the connecting plate is equipped with through-hole, and main shaft passes through three connections by the through-hole
Plate, and the adjacent connecting plate of two of them have be fixed on the through hole and prevent the main shaft along the axis direction of the main shaft
The clamp device of sliding;
The main shaft is equipped with across the main shaft and penetrates the fixed link of the fixed plate, the axis of the fixed link perpendicular to
The axis of the main shaft, and the fixed link is arranged in the connecting plate with the clamp device and does not have the clamp device
Connecting plate between;The end of the anchor chain and the main shaft are located at the part between two connecting plates with clamp device and cover
It connects.
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CN201811474680.5A CN109566508B (en) | 2018-12-04 | 2018-12-04 | Large-scale fishing ground platform connecting device in deep open sea |
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CN201811474680.5A CN109566508B (en) | 2018-12-04 | 2018-12-04 | Large-scale fishing ground platform connecting device in deep open sea |
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CN109566508B CN109566508B (en) | 2021-04-23 |
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CN201792989U (en) * | 2010-07-16 | 2011-04-13 | 黄云鹏 | Extension limiting device for elastic sea anchor cable groups |
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CN203098716U (en) * | 2012-03-05 | 2013-07-31 | 宁波远达船机配件有限公司 | Damper used for cylinder cover |
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2018
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CN201792989U (en) * | 2010-07-16 | 2011-04-13 | 黄云鹏 | Extension limiting device for elastic sea anchor cable groups |
FR2974785A1 (en) * | 2011-05-05 | 2012-11-09 | Alex Degaie | Anchoring device for maintaining e.g. floating pontoon used to facilitate accosting of ships, on water body, has elastomeric dampers provided between pads and frame and adapted to allow damping between pile and slide structure |
CN203098716U (en) * | 2012-03-05 | 2013-07-31 | 宁波远达船机配件有限公司 | Damper used for cylinder cover |
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