CN106414230A - Spud carriage biasing system, spud carriage, apparatus for accommodating a working spud of a vessel, and vessel - Google Patents
Spud carriage biasing system, spud carriage, apparatus for accommodating a working spud of a vessel, and vessel Download PDFInfo
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- CN106414230A CN106414230A CN201580020064.0A CN201580020064A CN106414230A CN 106414230 A CN106414230 A CN 106414230A CN 201580020064 A CN201580020064 A CN 201580020064A CN 106414230 A CN106414230 A CN 106414230A
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- pressure chamber
- pressure
- cylinder
- spud carriage
- fluid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/06—Floating substructures as supports
- E02F9/062—Advancing equipment, e.g. spuds for floating dredgers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Actuator (AREA)
- Physical Vapour Deposition (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention relates to a spud carriage biasing system comprising a first hydraulic tensioning cylinder (10); a first low pressure tensioning accumulator (15) in fluid communication with a first pressure chamber (11) comprised in the first cylinder (10); a second hydraulic tensioning cylinder (20); and a second low pressure tensioning accumulator (25) in fluid communication with a second pressure chamber (21) comprised in the second cylinder (20). The biasing system (1) further comprises two sets of two connected hydraulic cylinders (30, 40, 50, 60). The first set comprises a third hydraulic cylinder (30) and a fourth hydraulic cylinder (40), wherein a piston rod (33) of the third hydraulic cylinder (30) is connected with a piston rod (43) of the fourth hydraulic cylinder (40). The second set comprises a fifth hydraulic cylinder (50) and a sixth hydraulic cylinder (60), wherein a piston rod (53) of the fifth hydraulic cylinder (50) is connected with a piston rod (63) of the sixth hydraulic cylinder (60). Further, a third pressure chamber (31), which is part of the third hydraulic tensioning cylinder (30), and a fifth pressure chamber (51), which is part of the fifth cylinder (50) are in fluid communication with the first pressure chamber (11), which is part of the first cylinder (10), and a fourth pressure chamber (41), which is part of the fourth cylinder (40) and a sixth pressure chamber (61), which is part of the sixth cylinder (60) are in fluid communication with the second pressure chamber (21).
Description
Technical field
The present invention relates to spud carriage bias system, described spud carriage bias system is used for biasing ship (for example
Dredging vessel, especially twists suction type dredging ship) spud carriage, and for absorb on spud carriage at least one
Moment of components.
Background technology
During use, dredging vessel be for example frequently exposed to when they use on no sheltered waters for example as wind,
Wave and/or the condition of current.Therefore, and because dredging action can cause the fact that ship is mobile with respect to water bed or the bottom,
Dredging vessel is generally kept substantially in position by means of the work guide pile being inserted partially in bed during use.One
As, work guide pile is contained in spud carriage, and described spud carriage generally can with respect to hull forwardly and rearwardly with it
The mode of movement is installed to the hull of ship so that can not pull out bed and reorientate described guide pile work guide pile
In the case of reorientate ship to a certain extent.Therefore, dredging action for example can be partially placed at bed in work guide pile
In and start when spud carriage is temporarily fixed in its front operating position.A moment later, for example pass through to promote positioning backward
Stake chassis, ship can move forward, and spud carriage can subsequently be temporarily fixed in the second operating position so that can be in place
In than execution dredging work at original operating region bed more forward or bottom section.Because relatively large power can be applied to positioning
On fixed coupling unit between stake chassis and ship, therefore spud carriage is not generally rigidly fixed in its work during use
In position, but it is temporarily fixed in its operating position.Generally, spud carriage can be to a certain extent around basic water with it
The mode of flat axis rotation is installed, described axis be generally transverse to the longitudinal direction of ship and/or spud carriage can forward and
The direction being moved rearwards by extends.Therefore, ship can be to a certain extent around described horizontal axis pitching.Additionally, ship can have
There is spud carriage bias system, described spud carriage bias system is used for biasing spud carriage in an intermediate position simultaneously
And for absorbing at least a portion moment on spud carriage.
For example, European patent publication EP 1 888 849 describes a kind of spud carriage bias system.Described disclosure is retouched
State the equipment of the generally vertical guide pile for accommodating dredging vessel, described guide pile has longitudinal direction, described ship bag
Include the spud carriage being mounted to around horizontal cross axis Finite rotation, wherein for the moment absorbing on spud carriage
Purpose, the first steel wire and the second steel wire are arranged between ship and guide pile under bias in a longitudinal direction, the first steel wire and
Second steel wire mutually compensates under the immunization with gD DNA vaccine of guide pile, and wherein for the purpose applying biasing, described line is at least
Partly it is connected to ship by means of corresponding first hydraulic cylinder and second hydraulic cylinder.Described European Patent Publication EP 1888
849 further describe first hydraulic cylinder and the piston of second hydraulic cylinder is provided with corresponding tensioning cylinder, and in described tensioning cylinder
Each be connected to accordingly coefficient accumulator to serve as the spring take-up for corresponding steel wire, thus
Hinder corresponding line due to the pitching of ship or so-called inclination when losing tension force described line become lax, and another single line is opened
Tightly.
The shortcoming of this routine spud carriage bias system can be formed by the tensioning cylinder in the piston being arranged on hydraulic cylinder.
For example, including cylinder inner casing this arrangement can relatively fragile, be relatively difficult to maintain and/or relative complex.
Content of the invention
The purpose of the disclosure is to provide a kind of spud carriage bias system of replacement.The replacement purpose of the present invention is to mitigate
Or solve at least one shortcoming of prior art systems.In embodiments, present invention aim at providing relatively not fragile, phase
To the spud carriage bias system easily maintaining and/or having relatively easy or neat design.Specifically, the purpose of the present invention
It is to provide spud carriage bias system, described spud carriage bias system is arranged to preferably is not providing system
In the case of the piston (there is the tensioning cylinder in described hydraulic cylinder) of hydraulic cylinder, hinder under the immunization with gD DNA vaccine of guide pile each other
Corresponding line in the both threads compensating becomes lax and another single line tensioning because the pitching of ship loses described line during tension force.
In the disclosure in a first aspect, the disclosure provides spud carriage bias system, described spud carriage biasing system
Unite for biasing be in this position (in this position spud carriage accommodate ship the work on substantially vertical fixed
Position stake) in the spud carriage of ship and for absorbing at least a portion moment on spud carriage, it includes：First
Hydraulic tensioning cylinder；The first low pressure tensioning accumulator being in fluid communication with the first pressure room including in the first cylinder；Second hydraulic pressure
Tensioning cylinder；And the second low pressure tensioning accumulator with the second pressure room fluid communication including in the second cylinder；Wherein said
Bias system also includes the hydraulic cylinders of two groups two connections, and first group includes the 3rd hydraulic cylinder and the 4th hydraulic cylinder, and the wherein the 3rd
The piston rod of hydraulic cylinder is connected with the piston rod of the 4th hydraulic cylinder, and second group includes the 5th hydraulic cylinder and the 6th hydraulic cylinder, wherein
The piston rod of the 5th hydraulic cylinder is connected with the piston rod of the 6th hydraulic cylinder, wherein, be the 3rd hydraulic tensioning cylinder a part
Three pressure chamberes and the 5th pressure chamber of a part for the 5th cylinder are in fluid communication with the first pressure room of the part for the first cylinder,
And be wherein the 4th pressure chamber of a part of the 4th cylinder and the 6th pressure chamber of a part for the 6th cylinder with for the second cylinder
A part second pressure room be in fluid communication, wherein triplex includes the 7th pressure chamber, described 7th pressure chamber be provided with for
The pressure fluid that the piston of triplex is biased towards the 3rd pressure chamber, and the wherein the 6th cylinder includes the 8th pressure chamber, described
8th pressure chamber is provided with the pressure fluid for biasing the piston of the 6th cylinder towards the 6th pressure chamber.
By providing the arrangement of the hydraulic cylinder with two groups two connections, in the first pressure room of fluid interconnection and the 3rd pressure
The pressure of the increase that the pressure in power room is applied on the piston of the first cylinder due to First Line and exceed and be located in the 7th pressure chamber
The initial backpressure of pressure fluid when, the pressure fluid of the first cylinder is pushed in triplex, and its result is the 3rd hydraulic cylinder and
The connection piston rod of four hydraulic cylinders moves, and at this moment pressure fluid can promote towards second pressure room from the 4th pressure chamber.Due to
The pressure fluid promoting towards second pressure room from the 4th pressure chamber, the second cylinder can be applied then to the line being connected to described second cylinder
Plus extra pressure.Therefore, the arrangement with the hydraulic cylinder of two groups two connections not only can hinder in the pressure chamber of the first cylinder
Pressure in pressure and the First Line that therefore connected will be bowed with respect to its work guide pile in relatively large degree in ship
Exceed particular value when facing upward, but also the second line will be hindered to become lax, this is because described arrangement also hinders the pressure of the second cylinder
Pressure in room is down to too low.Therefore, including the spud carriage biasing system of the arrangement of the hydraulic cylinder with two groups two connections
System can provide in the case of or not setting tensioning cylinder in the first hydraulic cylinder of system and the piston of second hydraulic cylinder：When corresponding
Line becomes lax because the pitching of ship loses described line during tension force, and compensate one another under the immunization with gD DNA vaccine of guide pile two
Another single line tensioning in root line.
In embodiments, the pressure fluid of the 7th pressure chamber and/or the 8th pressure chamber can be by basic compressible flow style
As gas or admixture of gas are formed.
However, in preferred embodiments, the pressure fluid of the 7th pressure chamber and/or the 8th pressure chamber can be substantially not
Compressible hydraulic fluid is especially oily.System can subsequently be arranged to the fluid allowing the 7th pressure chamber at least in part the
Pressure in three pressure chamberes reaches and is forced out the 7th pressure chamber during predetermined upper threshold value.Additionally, system can be arranged in
Pressure in 3rd pressure chamber is down to, during below described upper threshold value, at least partly described fluid is back into the 7th pressure chamber.In addition
Or alternately, system can be further arranged to allow the fluid of the 8th pressure chamber at least in part in the 6th pressure chamber
Pressure reaches and is forced out the 8th pressure chamber during predetermined upper threshold value, and wherein said system can be further arranged to the 6th
Pressure in pressure chamber is down to and during below described upper threshold value, at least partly described fluid is back in the 8th pressure chamber.Therefore,
System can be arranged in pressure in described first pressure room or second pressure room because ship is towards its initial basic horizontal
When layback and decline respectively in position, the piston of the piston of triplex or the 6th cylinder is respectively facing its corresponding initial position band
Return, it pushes the pressure fluid of the 3rd pressure chamber or the 6th pressure chamber to first pressure room or second pressure room respectively simultaneously.
In preferred embodiments, the 7th pressure chamber and/or the 8th pressure chamber can limit accumulator stream with corresponding high pressure
Body connect, or described pressure chamber can all with shared high pressure limit accumulator (especially one or more compressed gas accumulators
Or so-called hydropneumatic accumulator) be in fluid communication.Limit accumulator by providing high pressure, it is possible to provide do not need active control
Basic passive system, described system can be therefore relatively easy and/or reliable.
Advantageously, the 7th pressure chamber can be fluidly connected so that the 7th pressure chamber and the 8th pressure chamber can with the 8th pressure chamber
Therefore subsequently limit fluid accumulator with same high pressure to connect.Therefore, system can be relatively easy and/or can relatively easily balance,
Because the back pressure of the pressure fluid being supplied in the 4th pressure chamber and the 5th pressure chamber correspondingly can be almost identical.By by first
High pressure limits accumulator and/or other high pressure limits accumulator and is connected to corresponding pump, and system can be arranged to letter relatively
The back pressure that the adjustment of folk prescription formula is provided by the pressure fluid in the 7th pressure chamber and/or the 8th pressure chamber.
The disclosure further relates to the spud carriage for accommodating work guide pile.
Additionally, it relates to being used for accommodating the equipment of the work guide pile of ship (such as dredging vessel).
The disclosure further relates to ship, preferably dredging vessel, especially twists suction type dredging ship.
Below and the disclosure described in following claims and the present invention Favourable implementations.
Brief description
Only pass through non-limiting examples, referring now to Description of Drawings embodiment of the present invention, wherein：
Fig. 1 a illustrates the schematic side elevation of the embodiment of ship according to an aspect of the present invention；
Fig. 1 b illustrates the schematic plan of the dredging vessel shown in Fig. 1 a；
Fig. 2 illustrates the schematic diagram of the linear system system for offset located stake chassis；
Fig. 3 illustrates the embodiment of spud carriage bias system being in primary importance according to an aspect of the present invention
Schematic diagram；
Fig. 4 illustrates to be in the schematic diagram of the spud carriage bias system of Fig. 3 of the second position；And
Fig. 5 illustrate to be in Fig. 3 of the 3rd position and 4 spud carriage bias system schematic diagram.
Specific embodiment
Embodiment disclosed herein is only used as example and illustrates and be never interpreted as limiting requirement guarantor by any way
The scope of the invention of shield.In this manual, same or like element has same or like reference.
Fig. 1 a and 1b illustrates the embodiment of ship 100 (such as ship, canoe or barge) according to an aspect of the present invention
Schematic side elevation and top view.For example, ship can be dredging vessel 100, and the strand being especially provided with twisting sucker head portion 101 is inhaled
Formula dredging vessel.
During dredging action, ship 100 can be kept substantially in position by means of work guide pile 3, described work
Make guide pile 3 can partly drop in so-called bed 102 such as sea bed or riverbed.Work guide pile 3 may be housed in guide pile
In chassis 2.Preferably, chassis 2 can be installed to the hull 103 of ship 100 in such manner, and which is to make it can be with respect to
Hull moves, and forwardly and rearwardly moves preferably relative to hull 103.For example, spud carriage 2 and/or hull 103 can be therefore
It is provided with guiding device, preferably corresponding guiding device, the such as cunning as being directed through or along respective rail or nose girder
Dynamic boots or wheel.Additionally or alternatively, for example as seeing in fig. 2, it is possible to provide for respect to hull preferably in base
One or more driving means 8 of running fix stake chassis 2 in this horizontal direction, such as one or more driving cylinders 8.
Ship can be reorientated in the following manner to a certain extent：Reorientate spud carriage with respect to hull,
And work guide pile 3 need not be pulled out bed 102 and with respect to bed weight before therefore starting dredging action at operated adjacent position
Guide pile 3 described in new definition.For example, dredging action can be inserted in bed 102 in work guide pile 3 and spud carriage 2 is temporary transient
When being fixed in its front operating position 2a, as illustrated in figs. ia and ib.For example, when dredging action is at the first operating position
When completing, ship can be for example by promoting spud carriage 2 to move forward with respect to hull 103 backward.Subsequently, guide pile platform
Car 2 can be temporarily fixed to the second operating position 2b (as in Fig. 1 b by means of shown in phantom) in so that dredging work can be in place
In executing than at original operating region 104a bed more forward or bottom section 104b.
Additionally, ship 100 can be provided with auxiliary positioning stake 105, before lifting work guide pile 3, described auxiliary can be determined
Position stake 105 is inserted partially in bed.Subsequently, spud carriage 2 can be from rearmost part at least on the longitudinal direction 106 of ship 100
Operating position 2c moves back to it and can be temporarily fixed to therein initial or front operating position 2a, and the institute's rheme in chassis 2
In putting, work guide pile 3 can be inserted in bed 102.Subsequently, moving ship further along by promoting spud carriage 2 backward
Auxiliary positioning stake 105 can be lifted before oceangoing ship 100.
When spud carriage 2 is temporarily fixed in corresponding operating position 2a, 2b, 2c, it does not rigidly fix, but
Can be fixed in the way of at least moving around rotation axiss 108 to a certain extent by it, described rotation axiss 108 are generally transverse to
Work extend during use substantially vertical of guide pile 3 and be generally transverse to spud carriage 2 when it is not fixed
Can with respect to the direction 107 of hull 103 movement, moving direction 107 can substantially parallel with the longitudinal direction 106 of ship 100 and/or
It is in line.Therefore, ship can be to a certain extent around the pitching of described axis 108, and the not crooked work being placed in bed 102
Guide pile 3 or at least while obstruction work guide pile 3 are crooked.
Fig. 2 illustrates the schematic diagram of the linear system system 5 for offset located stake chassis 2.Described system 5 and/or spud carriage 2
May be provided at the ship 100 of Fig. 1 a and 1b.Herein in fig. 2, a linear system system 5 is only shown, but in preferred embodiments,
Spud carriage 2 can be provided with least two such linear systems systems 5, for example, at a starboard being located at spud carriage 2 and one
At the individual larboard being arranged on spud carriage 2.
For example, as shown in Fig. 2 linear system system 5 may include First Line 6 and the second line 7, described line can be in spud carriage 2
Compensate one another under intermediate state or immunization with gD DNA vaccine, described situation can be with work guide pile 3 and/or the spud carriage accommodating it
2 substantially vertical position is corresponding.
First Line 6 can be attached to ship using first end 6a at the position to rear side positioned at spud carriage 2, and
And can be for example, at least partly laterally and/or essentially horizontally towards the First Line conductor 71 (example being attached to spud carriage 2
As wire carrier) extended.Described First Line 6 can guide then around described conductor 71, and for example, at least partly horizontal
To and/or essentially horizontally enter towards at least one the second line conductor 72 being in positioned at ship 100 after spud carriage 2
Row extends.Subsequently, described First Line 6 can guide around the second conductor 72, and for example passes through intermediate line conductor 73a direction
The 3rd line conductor 73b being attached to ship at the position before spud carriage 2 is extended.First Line can be around described
3rd line conductor 73b guiding, and can be for example in a generally horizontal manner towards the 4th line guiding being attached to spud carriage 2
Device 74 is extended backward.First Line can guide then around described 4th conductor 74, and can be positioned at spud carriage 2
The position of front side at be attached to ship 100 using the second end 6b.Second line 7 can be arranged in base image mode.For example,
Second line 7 can be attached to ship using first end 7a at the position positioned at the front side of spud carriage 2, and can for example extremely
Partially laterally and/or essentially horizontally towards the 5th line conductor 75 being attached to spud carriage 2 extended.Described
Second line 7 can guide then around described conductor 75, and for example, at least partly laterally and/or essentially horizontally towards position
Extended at least one the 6th line conductor 76 that ship 100 is in before spud carriage 2.Subsequently, described second line 7
Can guide around the 6th conductor 76, and for example pass through intermediate line conductor 77a towards the position after spud carriage 2
The 7th line conductor 77b that place is attached to ship is extended.Second line 7 can guide around described 7th line conductor 77b, and
And can for example extend back towards the 8th line conductor 78 being attached to spud carriage 2 in a generally horizontal manner.Second line 7 can
Guide then around described 8th conductor 78, and the second end can be utilized at the position positioned at the rear side of spud carriage 2
Portion 7b is attached to ship 100.
For example, line conductor can be by being guided and being formed to disk, preferably rotatably mounted guiding plate.Implementing
In scheme, such as, shown in Fig. 2, First Line conductor 71 and the 5th line conductor 75 can be integrated, for example, it is integrated into double guidings
In disk 71,75, and/or may be provided at single rotation axiss.Additionally or alternatively, the 4th line conductor 74 and the 8th
Line conductor 78 can be integrated, for example, be integrated in double guiding plates 74,78, and/or may be provided at single rotation axiss.
Preferably, line 6,7 can be steel wire and/or for example can be provided with integrated spring element by making them to a certain extent
Part and stretch.Therefore, by stretching, corresponding line 6,7 can absorb ship 100 and is applied at least a portion on spud carriage
Moment.
During use, work guide pile 3 and its chassis 2 of receiving can for example be inclined due to wave, wind and/or dredging action
Enter line tilt in the longitudinal direction 106 with respect to ship 100.For example, if as shown in Fig. 2 the front side of ship tend to
Upper pitching or inclination, then when watching from the right side of ship 100 or so-called larboard, chassis 2 tends to respect to ship 100
Tilted around its rotation axis 108 with timepiece movement.On the other hand, such as intelligible when observing Fig. 2, the first conductor 71 will
Then tend to mobile away from the second conductor 72, and the 4th conductor 74 will tend to move away from the 3rd line conductor 73b
Dynamic.Therefore, First Line 6 will tend to stretch.On the other hand, the 5th conductor 75 will then tend to towards the 6th conductor 76
Mobile, and the 8th conductor 78 will tend to direction the 7th line conductor 77b movement.Therefore, the second line 7 will tend to pine
Relax.It is readily apparent that in the case that spud carriage 2 will tend to be inclined upwardly in the opposing party, First Line 6 will tend to
Lax and the second line 7 will tend to stretch.
On the one hand, the disclosure further relates to spud carriage bias system 1, and it is applied to preferably in the following manner will
Line 6,7 keeps biasing and/or limits the tension force in corresponding line：At least one of portable cord conductor 72,76, so that in phase
The length of the extension path of line 6,7 answered is tended to respect to the inclination of the hull 103 of ship increase due to spud carriage 2
When reduce described path.
As seen in fig. 2, line 6,7 can be by means respectively of the first hydraulic tensioning cylinder 10 and the second hydraulic tensioning cylinder 20
Keep biasing.First cylinder 10 (preferably its piston rod 13) engageable first tensioning conductor 72, described first tensioning conductor
72 can be the second line conductor 72 being associated with First Line 6.Second cylinder 20 (preferably its piston rod 23) engageable second
Tensioning conductor 76, described second tensioning conductor 76 can be the 6th line conductor 76, described 6th conductor 76 and second
Line 7 is associated.For example, the far-end of First piston bar 13 and second piston bar 23 can extend from the cylinder cap of corresponding cylinder, and can
It is connected respectively to and/or is arranged to and be connected to the first tensioning conductor 72 and the second tensioning conductor 76, corresponding first is inclined
Put line 6 and the second offset line 7 can guide around described first tensioning conductor 72 and the second tensioning conductor 76 during use.
Herein, the first cylinder 10 and the second cylinder 20 are located between corresponding conductor and spud carriage, and can be because
This is arranged to by means of the pressure fluid providing in the pressure chamber 11,21 positioned at the cylinder seat side of corresponding cylinder 10,20 remote
From conductor described in the outwardly direction upper offset of spud carriage 2.However, in an alternate embodiment, cylinder 10,20 can be by base
This guides on the contrary, i.e. have far-end, and described distal engagement points to the corresponding conductor 72,76 of spud carriage 2.At this
In the case of kind, cylinder 10,20 can for example be arranged through drawing in bias phase in cylinder barrel in an outward direction by piston rod 13,23
The conductor 72,76 answered.
Fig. 3 to Fig. 5 illustrates the spud carriage bias system 1 being in three diverse locations according to an aspect of the present invention
The schematic diagram of embodiment.Spud carriage bias system 1 can be arranged for biasing and be in such position (in this position
Spud carriage 2 accommodates the work guide pile 3 on substantially vertical of ship 100) in ship 100 spud carriage
2 and/or may act at least a portion moment on spud carriage 2 during use for absorbing.Described guide pile
Chassis bias system 1 includes：First hydraulic tensioning cylinder 10, it has first being in fluid communication with the first low pressure tensioning accumulator 15
Pressure chamber 11；Second hydraulic tensioning cylinder 20, it has the second pressure room 21 being in fluid communication with the second low pressure tensioning accumulator 25.
Preferably, described first pressure room 11 can be for example in the first tensioning guiding for example being formed by the second line conductor 72
In the case that device 72 biases in an outward direction with respect to spud carriage 2, positioned at the cylinder seat side of the first hydraulic tensioning cylinder 10.Separately
Outward, described second pressure room 21 can be for example in the second tensioning conductor 76 for example being formed by the 6th line conductor 76 with respect to fixed
In the case that position stake chassis 2 biases in an outward direction, positioned at the cylinder seat side of the second hydraulic tensioning cylinder 20.
It should be pointed out that corresponding the first low pressure tensioning in first pressure room 11 and second pressure room 21 and in connection
Pressure fluid in accumulator 15 and the second low pressure tensioning accumulator 25 can be of a substantially incompressible hydraulic fluid, preferably
For oil.
Spud carriage bias system 1 also includes the hydraulic cylinder 30,40 of two groups two connections；50、60.First group 30,40
Including the 3rd hydraulic cylinder 30 and the 4th hydraulic cylinder 40, the piston rod 33 of the wherein the 3rd hydraulic cylinder 30 and the piston of the 4th hydraulic cylinder 40
Bar 43 connects.Second group 50,60 include the 5th hydraulic cylinder 50 and the 6th hydraulic cylinder 60, the piston rod 53 of the wherein the 5th hydraulic cylinder 50
It is connected with the piston rod 63 of the 6th hydraulic cylinder 60.Corresponding piston rod can connect in the following manner, i.e. so that when a cylinder
When moving up towards the side of cylinder cap side from the cylinder seat side of described cylinder, the piston of the cylinder of connected or so-called connection exists piston
Move up towards the side of cylinder seat side from the cylinder cap side of the cylinder of described connection.Preferably, corresponding piston rod 33,43；53、63
And/or piston can for example pass through integrated 3rd piston rod 33 and the 4th piston rod 43 and/or pass through integrated 5th piston rod 53 He
6th piston rod 63 to be rigidly linked together.
Additionally, the of the 3rd pressure chamber 31 of a part for the 3rd hydraulic tensioning cylinder 30 and the part for the 5th cylinder 50
Five pressure chamberes 51 are in fluid communication with the first pressure room 11 of the part for the first cylinder 10.In addition, the part for the 4th cylinder 40
The 4th pressure chamber 41 and for the 6th cylinder 60 a part the 6th pressure chamber 61 and the part for the second cylinder 20 the second pressure
Power room 21 is in fluid communication.Additionally, triplex 30 includes the 7th pressure chamber 32, described 7th pressure chamber 32 is provided with for by triplex
The pressure fluid that 30 piston 34 biases towards the 3rd pressure chamber 31, and the 6th cylinder 60 includes the 8th pressure chamber 62, described
Eight pressure chamberes 62 are provided with the pressure fluid for biasing the piston 64 of the 6th cylinder 60 towards the 6th pressure chamber 61.
In embodiments, the fluid of the 7th pressure chamber 32 and/or the fluid of the 8th pressure chamber 62 are by basic compressible flow
Body such as gas or admixture of gas are formed.However, in preferred embodiments, the fluid of the 7th pressure chamber and the 8th pressure chamber
Formed by of a substantially incompressible hydraulic fluid such as oil.
Advantageously, especially the 7th pressure chamber 32 fluid by being substantially noncompressible the hydraulic fluid such as feelings that formed of oil
Under condition, spud carriage bias system 1 can be further arranged to allow the fluid of the 7th pressure chamber 32 at least in part
Pressure in three pressure chamberes 31 reaches and is forced out the 7th pressure chamber 32 during predetermined upper threshold value, and also can be arranged in
Pressure in 3rd pressure chamber 31 is down to, during below described upper threshold value, at least partly described fluid is back into the 7th pressure chamber 32.
In addition for example, the 7th pressure chamber 32 can limit accumulator 80 with high pressure and be in fluid communication.However, in an alternative embodiment, it is
System 1 may include for allowing fluid to extrude and being pressed into the substituted device of the 7th pressure chamber 32.For example, the 7th pressure chamber 32 is preferable
Ground is in fluid communication by the capture bin of pressure relief valve and the fluid being forced out the 7th pressure chamber 32 for capture, and is
System may also include pump, described pump be used for when for example the pressure in the 3rd pressure chamber 31 is down to below described upper threshold value by fluid from
Described capture bin pumped back the 7th pressure chamber.
Additionally or alternatively, especially such as oily by being substantially noncompressible hydraulic fluid in the fluid of the 8th pressure chamber 62
In the case of formation, spud carriage bias system 1 can be further arranged to allow the fluid at least portion of the 8th pressure chamber 62
Divide pressure in the 6th pressure chamber 61 for the ground to be forced out the 8th pressure chamber when reaching predetermined upper threshold value, and can be arranged
Pressure in Cheng six pressure chamber 61 is down to, during below described upper threshold value, at least partly described fluid is back into the 8th pressure
Room 62.In addition for example, the 8th pressure chamber 62 can with described high pressure limit accumulator 80 be in fluid communication and/or with other high pressure limit
Fluid accumulator connection processed.However, in an alternative embodiment, system 1 may include for allowing fluid to extrude and press-in the
The substituted device of eight pressure chamberes 62.For example, the 8th pressure chamber 62 can be with the capture storage of the fluid for capturing the 7th pressure chamber
Device is in fluid communication or is in fluid communication with other capture bin, and corresponding bin can be arranged for capturing extrusion the
The fluid of eight pressure chamberes, and system 1 can be further arranged to make the described pump of the first bin or with other capture
The other pump that bin is associated can be by fluid when for example the pressure in the 6th pressure chamber 61 is down to below described upper threshold value
From corresponding capture bin pumped back the 8th pressure chamber 62.
In embodiments, for example as in the exemplary of Fig. 3, Fig. 4 and Fig. 5, the 7th pressure chamber 32 can be with
8th pressure chamber 62 fluidly connects, and the 7th pressure chamber and the 8th pressure chamber therefore can limit accumulator 80 with same high pressure and flow
Body connects.Therefore, the back pressure being provided by the fluid in the 7th pressure chamber and the 8th pressure chamber can be of substantially equal.
Preferably, high pressure limits accumulator 80 and/or other high pressure limits accumulator, and/or the first low pressure tensioning stores
Energy device 15 and/or the second low pressure tensioning accumulator 25 can be formed by compressed gas accumulator or so-called hydropneumatic accumulator.
In an alternative embodiment, accumulator can be limited using other high pressure.For example, the 3rd pressure chamber 31 and/or the 6th pressure chamber
The hydraulic fluid that is substantially noncompressible in 61 can by the weight holding of spring or rising under stress.
Although one or more compressed gas accumulators are preferably formed by corresponding membrane type accumulator, one or many
Individual compressed gas accumulator is alternately formed by piston accumulator.
As shown in the exemplary of Fig. 3 to Fig. 5, the gas volume that high pressure limits accumulator 80 can be by joining it
It is connected to for example to be increased by the gas reservoir 81 that one or more gas cylinders 81 are formed.It is evident that one or two low pressure stores
Corresponding gas reservoir can be alternatively or additionally connected to by device.
Advantageously, the first high pressure limit accumulator 80 and/or other high pressure limit accumulator 80 may be connected to one or
Multiple pumps 82.Therefore, can adjust the back pressure being provided by the gas side that corresponding high pressure limits accumulator 80.It is evident that one
Or two low pressure accumulators are alternatively or additionally equally connected to corresponding pump so that system is set or adjusted.
Preferably, the intermediate state of linear system system 5 of spud carriage 2 or so-called immunization with gD DNA vaccine (are for example shown as in Fig. 2
Go out) can with work guide pile 3 and/or accommodate its spud carriage 2 substantially vertical position corresponding.Described non-loaded
In the case of, the First Line 6 of linear system system 5 and the second line 7 can compensate one another, and/or described line 6,7 can roughly equally bias, especially
It is outside.The described immunization with gD DNA vaccine of linear system system 5 can be with initial, the middle or non-loaded feelings of spud carriage bias system 1
Condition is corresponding, as shown in Figure 3.Preferably, high pressure limits accumulator 80 and provides in the 7th pressure chamber 32 and the 8th pressure chamber 62
Back pressure, described back pressure is so high that corresponding triplex 30 He in the initial position of spud carriage bias system 1
The piston 34,64 of the 6th cylinder 60 is pulled to its outermost position (as shown in Figure 3), and wherein piston will be corresponding in described outermost position
The 3rd pressure chamber 31 and the 6th pressure chamber 61 volumetric constraint to its minima.Preferably, in the initial position of bias system 1
In, the first low pressure tensioning accumulator 15 and the second low pressure tensioning accumulator 25 provide relatively low pressure, wherein said relatively low
Pressure do not have high enough to overcome by the 7th pressure chamber and the 8th pressure chamber fluid provide (for example by means of high pressure limit store
Can device 80 pressurize) the corresponding piston 34,64 to move the hydraulic cylinders of two groups two connections for the back pressure, but wherein said relatively
Low pressure can the sufficiently high line 6,7 to provide pre-tensioner linear system system 5 bias force.
During the use of spud carriage bias system 1, spud carriage 2 can be temporarily fixed to operating position 2a, 2b,
So that it temporarily can not be moved forward or rearward substantially in 2c.As described above, corresponding line 6,7 can be stretchable,
And can absorb when spud carriage 2 tilts around its generally vertical rotation axis 108 with respect to hull 103 and act on ship
At least a portion power that the moment on connector between the hull 103 of oceangoing ship and spud carriage 2 is associated.When acting on work
When guide pile 3 and/or the power acting on spud carriage 2 increase, corresponding line 6 is for example applied by corresponding line conductor 72
The power being added on corresponding hydraulic tensioning cylinder 10 rises to this degree so that described power goes above by positioned at described first
The power that hydraulic fluid in first pressure room 11 in cylinder 10 applies.Therefore, as shown in figure 4, a part of fluid be pushed out described
First Room 11 towards the first associated low pressure tensioning accumulator 15, thus Absorption is in spud carriage 2 and/or guide pile
Power and/or moment that at least a portion on 3 is increased.Meanwhile, as described above, another single line 7 tends to relax.When first is low
, when absorbing a part of power being applied on First Line 6, the second low pressure tensioning accumulator 25 can be second for pressure tensioning accumulator 15
By other hydraulic fluid forces are caused second in second pressure room 21 when the tension force that line 7 is applied on the second cylinder 20 reduces
Line 7 is maintained under enough tension force.
When the power that corresponding line such as First Line 6 is applied on corresponding hydraulic tensioning cylinder 10 reduces, by low accordingly
The piston causing the first cylinder 12 is moved back by the pressure that pressure tensioning accumulator 15 applies towards its initial position, thus hindering the
One line 6 will relax or lax too many.Meanwhile, when the power being applied to by First Line 6 on corresponding first tensioning cylinder 10 reduces,
The power being applied on the second tensioning cylinder 20 by the second line 7 will increase, thus by the piston 24 of the second cylinder towards its initial position to
Push back dynamic.When the moment on the connector being applied between ship and spud carriage disappears, spud carriage bias system 1
Its initial position as shown in Figure 3 will therefore be moved back to.
On the other hand, when corresponding line such as First Line 6 be applied to power on corresponding hydraulic tensioning cylinder 10 for example by
When increased moment increases further, corresponding pressure chamber such as first pressure room 11 and fluidly connected corresponding
Pressure in the flow of pressurized side of low pressure tensioning accumulator 15 increases.At specified point, described Fluid pressure exceedes by the 7th pressure
The back pressure that fluid in power room 32 applies.Subsequently, the fluid in the 3rd pressure chamber 21 makes the piston 34 of triplex 30 towards the 7th
Pressure chamber 32 is mobile, and the pressure in triplex 30 is balanced, as seen in Figure 5.By mobile triplex 30
Piston 34, the piston 44 of the connection of the 4th cylinder also moves, thus increasing the second pressure room 21 of the 4th pressure chamber 41 and interconnection
In Fluid pressure.Therefore, the power of the increase being applied on the first hydraulic tensioning cylinder 10 by First Line 6 causes the second hydraulic tensioning
Cylinder 20 applies bigger power on the second line 7, thus hindering described second line 7 lax too many.
When the increasedd power being applied to by First Line 6 on first cylinder 10 reduces, the pressure current in the 7th pressure chamber 32
Body can cause the 3rd piston 34 to be at least moved back to a certain extent, thus fluid is promoted from the 3rd pressure chamber 31 returning to the first pressure
Power room 11, thus cause for example can keep the foot on First Line 6 by the first tensioning conductor 72 that the second line conductor 72 is formed
Enough tension force.Meanwhile, the movement of the 3rd piston 34 causes the piston 44 of the connection of the 4th pressure cylinder to move, thus increasing the 4th
The volume of pressure chamber simultaneously reduces the Fluid pressure in second pressure room so that can be to for example being formed by the 6th line conductor 76
Largely tensioning the second line 7 is hindered two tensioning conductors 76.When the power being applied to by First Line 6 on first cylinder 10
When further reducing, the piston 34,44 of the interconnection of triplex and the 4th cylinder is removable back to its initial position, as shown in Figure 4.
When described power reduces further, line 6,7 can be mainly by means of the first low pressure tensioning accumulator 15 and the second low pressure tensioning accumulation of energy
Device 25 and the first cylinder 10 with the connection of corresponding accumulator 15,25 and the second cylinder 20 to be tensioned.
On the other hand, in the power being applied to by First Line 6 on first hydraulic tensioning cylinder with respect to the situation shown in Fig. 5 more
When increasing further, the first low pressure tensioning accumulator 15 and high pressure limit accumulator 80 and can absorb the extra power of at least a portion.
It should be pointed out that spud carriage bias system can advantageously comprise one or more relief valve, described relief valve can hinder system 1
In pressure reach marginal value.For example, the first relief valve 16 can be set to be in fluid communication with first pressure room 11 and/or the second peace
Full valve 26 is in fluid communication with second pressure room 21.Preferably, corresponding pressure valve can be fluidly connected to storage container, for example so that
Hinder pressure fluid contaminant water and/or environment.
Invention is not limited to the embodiment above.It will be understood that many modifications are possible.
The purpose describing for clarity and conciseness, feature is described herein as the one of identical or single embodiment
Part, however, it is to be understood that the scope of the present invention may include the reality with the combination of all or some features illustrating and/or describing
Apply scheme.
These and other embodiments will be apparent from for a person skilled in the art and are considered as to fall into
As in the scope of the present invention that appended claims specify.
Claims (15)
1. spud carriage bias system (1), it is used for being biased to being in a kind of spud carriage of the ship of position,
Spud carriage described at described position accommodates the work guide pile on substantially vertical of described ship, and described inclined
Put system (1) at least a portion moment absorbing on described spud carriage, it includes：
First hydraulic tensioning cylinder (10)；
First low pressure tensioning accumulator (15), it is with first pressure room (11) fluid including in described first cylinder (10) even
Logical；
Second hydraulic tensioning cylinder (20)；And
Second low pressure tensioning accumulator (25), it is with second pressure room (21) fluid including in described second cylinder (20) even
Logical；
Wherein said bias system (1) also includes：
The hydraulic cylinder (30,40,50,60) of two groups two connections, first group includes the 3rd hydraulic cylinder (30) and the 4th hydraulic cylinder
(40), the piston rod (33) of wherein said 3rd hydraulic cylinder (30) is connected with the piston rod (43) of described 4th hydraulic cylinder (40),
Second group includes the 5th hydraulic cylinder (50) and the 6th hydraulic cylinder (60), the piston rod (53) of wherein said 5th hydraulic cylinder (50) with
The piston rod (63) of described 6th hydraulic cylinder (60) connects, wherein for described 3rd hydraulic tensioning cylinder (30) a part the 3rd
Pressure chamber (31) and the 5th pressure chamber (51) of a part for described 5th cylinder (50) and for described first cylinder (10)
The described first pressure room (11) divided is in fluid communication, and is wherein the 4th pressure chamber of a part for described 4th cylinder (40)
(41) and for described 6th cylinder (60) a part the 6th pressure chamber (61) with for described second cylinder (20) a part institute
State second pressure room (21) to be in fluid communication, wherein said triplex (30) includes the 7th pressure chamber (32), described 7th pressure chamber
(32) it is provided with the pressure fluid for biasing the piston (34) of described triplex (30) towards described 3rd pressure chamber (31), and
And wherein said 6th cylinder (60) includes the 8th pressure chamber (62), described 8th pressure chamber (62) is provided with for by described 6th cylinder
(60) pressure fluid that piston (64) biases towards described 6th pressure chamber (61).
2. spud carriage bias system (1) according to claim 1, wherein said system (1) is further arranged to
The described pressure in described 3rd pressure chamber (31) reaches at least in part to allow the described fluid of described 7th pressure chamber (32)
It is forced out described 7th pressure chamber (32) during to predetermined upper threshold value, and wherein said system is arranged in described
Described pressure in three pressure chamberes (31) is down to, during below described upper threshold value, at least partly described fluid is back into the described 7th
In pressure chamber (32).
3. spud carriage bias system (1) according to claim 1 and 2, wherein said system (1) is arranged further
Pressure in described 6th pressure chamber (61) reaches the described fluid of one-tenth described 8th pressure chamber (62) of permission at least in part
It is forced out described 8th pressure chamber during predetermined upper threshold value, and wherein said system (1) is arranged in the described 6th
Described pressure in pressure chamber (61) is down to, during below described upper threshold value, at least partly described fluid is back into described 8th pressure
In power room (62).
4. according to spud carriage bias system (1) in any one of the preceding claims wherein, wherein said 7th pressure chamber
(32) limit accumulator (80) with high pressure to be in fluid communication.
5. spud carriage bias system (1) according to claim 4, wherein said 8th pressure chamber (62) and described height
Pressure is limited accumulator (80) and is in fluid communication and/or is connected with other high pressure restriction fluid accumulator.
6. the spud carriage bias system (1) according to claim 4 and 5, wherein said 7th pressure chamber (32) and institute
State the 8th pressure chamber (62) to fluidly connect, and wherein said 7th pressure chamber and described 8th pressure chamber therefore with same high pressure
Limit accumulator (80) to be in fluid communication.
7. spud carriage bias system according to claim 1 and 2, wherein said first high pressure limits accumulator (80)
And/or described other high pressure limits accumulator and is connected to corresponding pump (82).
8. the spud carriage bias system according to any one of claim 1-3, wherein said 7th pressure chamber (32)
It is in fluid communication with the capture bin of the fluid extruding described 7th pressure chamber (32) for capture, and described system (1) is also
Including pump, described pump is used for fluid from the 7th pressure chamber (32) described in described capture bin pumped back, and/or wherein said
8th pressure chamber (62) and the described capture bin or other for capturing the fluid extruding described 8th pressure chamber (62)
Capture bin is in fluid communication, and described system (1) is arranged such that described pump or other pump can be by fluid from institutes
State the first capture bin or the 8th pressure chamber (62) described in described other capture bin pumped back.
9. according to spud carriage bias system (1) in any one of the preceding claims wherein, described system include with described
The first relief valve that first pressure room is in fluid communication.
10. according to spud carriage bias system (1) in any one of the preceding claims wherein, described system include with described
The second relief valve that second pressure room is in fluid communication.
11. according to spud carriage bias system (1) in any one of the preceding claims wherein, wherein said first cylinder (10)
With described second cylinder (20) include respectively having the far-end extending from the cylinder cap of corresponding cylinder First piston bar (13) and
Second piston bar (23), described far-end be connected respectively to and/or be arranged to be connected respectively to the first tensioning conductor (72) and
Second tensioning conductor (76), corresponding first offset line and the second offset line (7) can be during use around described first
Tensioning conductor (72) and described second tensioning conductor (76) guiding.
12. are used for accommodating the spud carriage (2) of work guide pile (3), and wherein said chassis is provided with will according to aforementioned right
Spud carriage bias system (1) any one of asking.
13. spud carriages (2) according to claim 12, wherein said spud carriage is installed to ship in the following manner
Oceangoing ship especially dredging vessel, described mode is to enable described spud carriage to a certain extent around basic horizontal axis
Rotated, preferably wherein said axis is generally transverse to the longitudinal direction of described ship and/or described spud carriage energy
The direction that enough movements are especially forwardly and/or backwardly moved is extended, so that by it from a work of described spud carriage
Move in another operating position as position.
14. are used for accommodating the equipment (4) of the work guide pile (3) of ship (100) such as dredging vessel, and it includes：
Spud carriage (2), it is used for accommodating work guide pile (3)；And
Spud carriage bias system (1) according to any one of claim 1-11.
15. ships (100), preferably dredging vessel, especially twist suction type dredging ship, wherein said ship (100) is provided with
Spud carriage bias system (1) according to any one of claim 1-11, according to claim 12 or 13
Spud carriage (2) and/or equipment according to claim 14 (4).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2012637A NL2012637B1 (en) | 2014-04-16 | 2014-04-16 | Spud carriage biasing system, spud carriage, apparatus for accommodating a working spud of a vessel, and vessel. |
| NL2012637 | 2014-04-16 | ||
| PCT/NL2015/050243 WO2015160246A1 (en) | 2014-04-16 | 2015-04-14 | Spud carriage biasing system, spud carriage, apparatus for accommodating a working spud of a vessel, and vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106414230A true CN106414230A (en) | 2017-02-15 |
| CN106414230B CN106414230B (en) | 2019-03-22 |
Family
ID=51541244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580020064.0A Active CN106414230B (en) | 2014-04-16 | 2015-04-14 | Spud carriage bias system, spud carriage, for accommodate ship work guide pile equipment and ship |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP3132097B1 (en) |
| CN (1) | CN106414230B (en) |
| ES (1) | ES2894850T3 (en) |
| HR (1) | HRP20211620T1 (en) |
| NL (1) | NL2012637B1 (en) |
| PL (1) | PL3132097T3 (en) |
| SG (1) | SG11201608560VA (en) |
| WO (1) | WO2015160246A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776185A (en) * | 2020-06-09 | 2020-10-16 | 青海省盐业股份有限公司 | Salt mining ship without power source |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2326771A1 (en) * | 1972-05-26 | 1973-12-06 | Mitsui Shipbuilding Eng | DEVICE FOR MOORING A FLOATING DREDGE ON THE SEA FLOOR |
| GB2104032A (en) * | 1981-08-21 | 1983-03-02 | Vickers Plc | Load compensating device for a mooring tether |
| WO2006105764A1 (en) * | 2005-04-04 | 2006-10-12 | Bosch Rexroth Ag | Hydraulic heave compensation system |
| WO2006130934A2 (en) * | 2005-06-06 | 2006-12-14 | Dredging International N.V. | Apparatus with flexibly mounted spud carriage |
| CN101628609A (en) * | 2009-08-18 | 2010-01-20 | 武汉金鼎船舶工程设计有限公司 | E Horizontal walking positioning pile trolley for engineering vessel |
-
2014
- 2014-04-16 NL NL2012637A patent/NL2012637B1/en not_active IP Right Cessation
-
2015
- 2015-04-14 CN CN201580020064.0A patent/CN106414230B/en active Active
- 2015-04-14 WO PCT/NL2015/050243 patent/WO2015160246A1/en active Application Filing
- 2015-04-14 SG SG11201608560VA patent/SG11201608560VA/en unknown
- 2015-04-14 HR HRP20211620TT patent/HRP20211620T1/en unknown
- 2015-04-14 EP EP15726372.4A patent/EP3132097B1/en active Active
- 2015-04-14 PL PL15726372T patent/PL3132097T3/en unknown
- 2015-04-14 ES ES15726372T patent/ES2894850T3/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2326771A1 (en) * | 1972-05-26 | 1973-12-06 | Mitsui Shipbuilding Eng | DEVICE FOR MOORING A FLOATING DREDGE ON THE SEA FLOOR |
| GB2104032A (en) * | 1981-08-21 | 1983-03-02 | Vickers Plc | Load compensating device for a mooring tether |
| WO2006105764A1 (en) * | 2005-04-04 | 2006-10-12 | Bosch Rexroth Ag | Hydraulic heave compensation system |
| WO2006130934A2 (en) * | 2005-06-06 | 2006-12-14 | Dredging International N.V. | Apparatus with flexibly mounted spud carriage |
| CN101628609A (en) * | 2009-08-18 | 2010-01-20 | 武汉金鼎船舶工程设计有限公司 | E Horizontal walking positioning pile trolley for engineering vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106414230B (en) | 2019-03-22 |
| HRP20211620T1 (en) | 2022-02-04 |
| EP3132097A1 (en) | 2017-02-22 |
| PL3132097T3 (en) | 2022-01-17 |
| SG11201608560VA (en) | 2016-11-29 |
| NL2012637B1 (en) | 2016-06-27 |
| ES2894850T3 (en) | 2022-02-16 |
| WO2015160246A1 (en) | 2015-10-22 |
| EP3132097B1 (en) | 2021-09-15 |
| NL2012637A (en) | 2016-02-03 |
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