CN106592558B - A kind of ocean platform hydraulic bolt jacking system - Google Patents
A kind of ocean platform hydraulic bolt jacking system Download PDFInfo
- Publication number
- CN106592558B CN106592558B CN201610972596.0A CN201610972596A CN106592558B CN 106592558 B CN106592558 B CN 106592558B CN 201610972596 A CN201610972596 A CN 201610972596A CN 106592558 B CN106592558 B CN 106592558B
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- Prior art keywords
- ring beam
- oil cylinder
- plugging pin
- pin oil
- spud leg
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
- E02B17/0809—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering the equipment being hydraulically actuated
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Actuator (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of ocean platform hydraulic bolt jacking systems, belong to field of ocean engineering.The jacking system includes rotating ring beam, determine ring beam, lift cylinder and plugging pin oil cylinder, determines ring beam and rotating ring beam is joined end to end by spaced first crossbeam and second cross beam；Plugging pin oil cylinder is fixedly connected on the middle part of first crossbeam, and lift cylinder is fixed on second cross beam, and the both sides of each plugging pin oil cylinder are symmetrical arranged and are satisfied by the following conditions for any one plugging pin oil cylinder there are two lift cylinder：Plane where the central shaft of two lift cylinders for being symmetrically disposed on the plugging pin oil cylinder both sides is the first plane, when the telescopic end of the plugging pin oil cylinder is plugged in pin hole, spud leg is the second plane to the cross section of the plugging pin oil cylinder where the support center of the plugging pin oil cylinder, and the distance between the first plane and the second plane are less than the second plane and are provided with the distance between first crossbeam of the plugging pin oil cylinder.
Description
Technical field
The present invention relates to field of ocean engineering, more particularly to a kind of ocean platform hydraulic bolt jacking system.
Background technology
Hydraulic bolt jacking system is widely used in self-elevating ocean platform, can coordinate self-elevating ocean platform
In spud leg drive hull moved up and down along the spud leg of self-elevating ocean platform.
Existing hydraulic bolt jacking system includes：Spud leg, rotating ring beam determine ring beam, lift cylinder, are separately positioned on and determine ring
Several upper bolts on beam and several lower bolts being arranged on rotating ring beam, wherein determine ring beam and rotating ring beam by multiple cross
Beam head and the tail are formed by connecting, and upper and lower bolt is mounted in the socket determined on ring beam and rotating ring beam, and wedge bracket is fixed on hull
On, determine ring beam and be fixed on wedge bracket, one section of lift cylinder is mounted on and determine on ring beam, and the other end of lift cylinder, which is mounted on, to be moved
On ring beam, determine to be separately installed with lift cylinder key seat on ring beam and rotating ring beam, lift cylinder passes through lift cylinder axis pin and promotion
Oil cylinder key seat connects, and spud leg, which passes through, to be determined to stretch into vertically after ring beam and rotating ring beam marine, and upper bolt and lower bolt can extend into spud leg
On pin hole in, it is flexible by the alternating of upper bolt and lower bolt, and the flexible of lift cylinder is coordinated to realize jack up sea
Each action of foreign platform and spud leg.
In the implementation of the present invention, the inventor finds that the existing technology has at least the following problems：
In existing hydraulic bolt jacking system, respectively symmetrically set there are one lift cylinder in the both sides of each bolt,
And symmetrically arranged lift cylinder is arranged with corresponding bolt on same section of crossbeam, due to support center of the bolt on spud leg
It face and is symmetricly set on the center of effort faces of lift cylinder of the bolt both sides there are certain relative distance, also, with liter
The increase of load shedding lotus, lift cylinder section become larger, which can further increase, and can directly result in lifting gear needs and hold
By prodigious additional torque, the construction weight of lifting gear is caused constantly to increase.
Invention content
In order to solve in existing hydraulic bolt jacking system, set due to support median plane of the bolt on spud leg and symmetrically
It sets in the center of effort face of the lift cylinder of the bolt both sides there are certain relative distance, with the increase of lifting load, carries
Oil-lifting jar section becomes larger, which can further increase, and can directly result in lifting gear and need to bear prodigious additional torsion
Square, the problem of causing the construction weight of lifting gear constantly to increase, an embodiment of the present invention provides a kind of ocean platform hydraulic pressure to insert
Sell jacking system.The technical solution is as follows：
An embodiment of the present invention provides a kind of ocean platform hydraulic bolt jacking system, the jacking system include spud leg,
Wedge bracket, rotating ring beam determine ring beam, lift cylinder and plugging pin oil cylinder, and the length direction of spud leg described in the spud leg upper edge is provided with
Multiple row pin hole, it is described to determine ring beam and the rotating ring beam is sequentially sleeved at from top to bottom on the spud leg, and described to determine ring beam solid
Surely be connected on the wedge bracket, the both ends of the lift cylinder respectively with the rotating ring beam and it is described determine ring beam and connect, and institute
The central shaft for stating lift cylinder is parallel with the axis direction of the spud leg, determines to be respectively set on ring beam and the rotating ring beam described
Have several plugging pin oil cylinders, and the fixing end of the plugging pin oil cylinder be mounted on the rotating ring beam and it is described determine on ring beam, it is described
The telescopic end of plugging pin oil cylinder can be plugged in the pin hole,
The polygon for determining ring beam and the rotating ring beam is the even number number of edges being correspondingly arranged, and described determine ring beam and described
Rotating ring beam is joined end to end by spaced first crossbeam and second cross beam；
The fixing end of the plugging pin oil cylinder is fixedly connected on the middle part of the first crossbeam, and the lift cylinder is fixed on institute
It states on second cross beam, and the both sides of each plugging pin oil cylinder are symmetrical arranged that there are two lift cylinders；
For any one plugging pin oil cylinder, it is satisfied by the following conditions：Two be symmetrically disposed on the plugging pin oil cylinder both sides and away from
Plane where the central shaft of the nearest lift cylinder of the plugging pin oil cylinder is the first plane, when the telescopic end of the plugging pin oil cylinder plugs
When in the pin hole, the spud leg is second to the cross section of the plugging pin oil cylinder where the support center of the plugging pin oil cylinder
Plane, the support center are that the plugging pin oil cylinder is plugged in the part in the corresponding pin hole along the plugging pin oil cylinder axis
Midpoint, and the distance between first plane and second plane are less than second plane and are provided with the plugging pin oil cylinder
The distance between the first crossbeam.
Further, the first crossbeam includes the first inner panel and the first outside plate of parallel interval setting, and described first
Inner panel is close to the spud leg, and for first outside plate far from the spud leg, the second cross beam includes the second of parallel interval setting
Inner panel and the second outside plate, and second inner panel is close to the spud leg, second outside plate is far from the spud leg, in described second
The both ends of plate and second outside plate are connected on first outside plate, and the both ends of first inner panel are connected to institute
It states on the second inner panel.
Further, correspondence offers mounting hole, the bolt respectively on first inner panel and first outside plate
Oil cylinder is inserted into the mounting hole being correspondingly arranged.
Further, corresponding respectively on second inner panel and second outside plate to offer the first pin hole, correspondence is set
Oil cylinder axis pin is equipped in first pin hole set, the lift cylinder is fixed on the second cross beam by the oil cylinder axis pin
On.
Preferably, the thickness of first inner panel is more than the thickness of first outside plate, and the thickness of second inner panel is big
In the thickness of second outside plate.
Specifically, minimum spacing distance is more than between two lift cylinders on the same second cross beam
50mm。
Further, the jacking system further includes balanced component, and the balanced component, which is fixedly connected on, described determines ring beam
Between the wedge bracket.
Further, described to determine to be correspondingly provided with balanced component mounting base on ring beam.
Further, described to determine ring beam and the rotating ring beam for hexagon or octagon.
Further, described to determine also to be correspondingly provided on ring beam and the rotating ring beam for preventing from described determining ring beam and described dynamic
The guidance set that ring beam rotates on the spud leg.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought is：Hydraulic bolt lifting provided by the invention system
In system, determine ring beam and rotating ring beam be correspondingly arranged, and include spaced first crossbeam and second cross beam, and first crossbeam and
Second cross beam joins end to end, wherein the fixing end of plugging pin oil cylinder is fixedly connected on the middle part of first crossbeam, the two of plugging pin oil cylinder
Side is arranged with two lift cylinders, and two lift cylinders are located on two second cross beams adjacent with first crossbeam, two
Plane where the central shaft of lift cylinder is the first plane, when the telescopic end of plugging pin oil cylinder is inserted into the pin hole on spud leg
When, spud leg is the second plane to the cross section of the plugging pin oil cylinder where the support center of the telescopic end of plugging pin oil cylinder, in the support
The heart, that is, plugging pin oil cylinder is plugged in the axis midpoint of the plugging pin oil cylinder of the part in pin hole, between the first plane and the second plane
Distance is less than the second plane to the distance of plugging pin oil cylinder fixing end.In rotating ring beam and determine the arrangement side on ring beam by lift cylinder
Formula reduces and lift cylinder and plugging pin oil cylinder is arranged when on same section of crossbeam in the prior art, branch of the bolt on spud leg
Support and is symmetricly set on the distance between center of effort face of lift cylinder of the bolt both sides at median plane, to make rotating ring beam and
Determine the center of effort of the support median plane on ring beam by bolt on spud leg and the lift cylinder for being symmetricly set on the bolt both sides
The additional torque that face generates reduces, thus under conditions of needing to bear identical load, rotating ring beam and the structure weight for determining ring beam
Amount can be lighter.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only one embodiment of the present of invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the front sectional view of ocean platform hydraulic bolt jacking system provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of rotating ring beam provided in an embodiment of the present invention cross section；
Fig. 3 be rotating ring beam provided in an embodiment of the present invention be hexagon when structural schematic diagram.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is the front sectional view of ocean platform hydraulic bolt jacking system provided in an embodiment of the present invention, referring to Fig. 1,
Jacking system includes spud leg 1, wedge bracket 2, rotating ring beam 4, determines ring beam 3, lift cylinder 5 and plugging pin oil cylinder 6,1 upper edge spud leg 1 of spud leg
Length direction be provided with multiple row pin hole, determine ring beam 3 and rotating ring beam 4 be sequentially sleeved at from top to bottom on spud leg 1, and determine ring beam
3 are fixedly connected on wedge bracket 2, the both ends of lift cylinder 6 respectively with rotating ring beam 4 and determine ring beam 3 and connect, and lift cylinder 5
Central shaft is parallel with the axis direction of spud leg 1, several plugging pin oil cylinders 6 is respectively arranged on determining ring beam 3 and rotating ring beam 4, and insert
The fixing end of pin oil cylinder 6 is mounted on rotating ring beam 4 and determines on ring beam 3, and the telescopic end of plugging pin oil cylinder 6 can be plugged in pin hole, leads to
It crosses in the pin hole for being alternately plugged in the telescopic end for the plugging pin oil cylinder 6 determined on ring beam 3 and rotating ring beam 4 on spud leg 1, and coordinates and carry
Flexible, relative motion of the realization ocean platform on spud leg of oil-lifting jar 5.
It should be noted that determining ring beam 3 and rotating ring beam for the polygon of the 4 even number number of edges being correspondingly arranged, and determine 3 He of ring beam
Plugging pin oil cylinder 6 on rotating ring beam 4 is identical with the set-up mode of lift cylinder 5, therefore, in the present embodiment, only on rotating ring beam 4
Plugging pin oil cylinder 6 and lift cylinder 5 set-up mode for illustrate, it is to be appreciated that determine ring beam 3 what is be correspondingly arranged
On plugging pin oil cylinder 6 and lift cylinder 5 set-up mode it is identical as the set-up mode on rotating ring beam 4.
Fig. 2 is the structural schematic diagram of rotating ring beam provided in an embodiment of the present invention cross section, in conjunction with Fig. 2, in the present embodiment,
Rotating ring beam 4 and determines ring beam 3 and joined end to end by spaced first crossbeam 7 and second cross beam 8；Each plugging pin oil cylinder 6
Fixing end be respectively fixedly connected with the middle part of first crossbeam 7 wherein, lift cylinder is separately fixed on second cross beam 8, and every
The both sides of a plugging pin oil cylinder 6 are arranged symmetrically, and there are two lift cylinder 5, two promotions for being symmetrically set in 6 both sides of same plugging pin oil cylinder
Oil cylinder 5 is separately fixed on two second cross beams 8 adjacent with the first crossbeam 7 where the plugging pin oil cylinder 5, for any one
Plugging pin oil cylinder is satisfied by the following conditions：Where the central shaft of two lift cylinders 5 for being symmetrically set in 6 both sides of same plugging pin oil cylinder
Plane be the first plane a, when the telescopic end of the plugging pin oil cylinder 6 is plugged in pin hole, spud leg 1 is to the plugging pin oil cylinder 6
The cross section of the plugging pin oil cylinder 6 where support center is the second plane b, which is that the plugging pin oil cylinder 6 is plugged in pair
Part in the pin hole answered is along the midpoint of 6 axis of plugging pin oil cylinder, and the distance between the first plane a and the second plane b d1
Less than the distance between the second plane b and the first crossbeam 7 at 6 place of plugging pin oil cylinder d2。
Spud leg is F to the active force for being plugged in the bolt in pin hole, and lift cylinder generates an opposite direction to ring beam
Active force, the two power act on ring beam one torque of generation, and the arm of force of the torque is spud leg in the support of bolt
The distance between plane where the heart to the central shaft of two lift cylinders adjacent with the plugging pin oil cylinder, it should be noted that
In the prior art, lift cylinder and plugging pin oil cylinder are arranged on same section of crossbeam, and the both sides of each plugging pin oil cylinder are right respectively
Title is set there are one lift cylinder, therefore, where the arm of force of the torque being subject on ring beam is above-mentioned second plane and the plugging pin oil cylinder
The distance between first crossbeam 7 d2, therefore the torque is M=F × d2.It is in the present embodiment, identical in ocean platform weight,
And in the case of 6 quantity of plugging pin oil cylinder is identical, spud leg 1 is still F to the active force of plugging pin oil cylinder 6, therefore spud leg 1 is to plugging pin oil cylinder
Active force and lift cylinder be M=F × d to the torque that the active force of crossbeam generates on ring beam1, due to d1<d2, therefore
In the present embodiment, be subject on ring beam by spud leg 1 to the active force of plugging pin oil cylinder with lift cylinder to the active force of crossbeam in ring
The torque smaller generated on beam, the and (d when the distance between the first plane and the second plane are smaller1It is smaller), the torque is smaller,
Rotating ring beam 4 and the structure for determine ring beam 3 are more stable, and when the first plane and the second plane overlap, which is 0, rotating ring beam 4 and determine
The structure of ring beam 3 is most stable.
In hydraulic bolt jacking system provided by the invention, determine ring beam and rotating ring beam is correspondingly arranged, and includes that interval is set
The first crossbeam and second cross beam set, and first crossbeam and second cross beam join end to end, wherein the fixing end of plugging pin oil cylinder is fixed
It is connected to the middle part of first crossbeam, is arranged with two lift cylinders in the both sides of plugging pin oil cylinder, and two lift cylinders are located at
On two second cross beams adjacent with first crossbeam, the plane where the central shaft of two lift cylinders is the first plane, when slotting
When the telescopic end of pin oil cylinder is inserted into the pin hole on spud leg, spud leg is to where the support center of the telescopic end of plugging pin oil cylinder
The cross section of plugging pin oil cylinder is the second plane, which is plugged in the plugging pin oil cylinder of the part in pin hole
Axis midpoint, the distance between the first plane and the second plane be less than the second plane to plugging pin oil cylinder fixing end distance.It is logical
Lift cylinder is crossed in rotating ring beam and determines the arrangement on ring beam, reduces and in the prior art sets lift cylinder and plugging pin oil cylinder
It sets when on same section of crossbeam, support median plane of the bolt on spud leg and the lift cylinder for being symmetricly set on the bolt both sides
The distance between center of effort face, to make rotating ring beam and determine support median plane on ring beam by bolt on spud leg and symmetrically set
It sets the additional torque generated in the center of effort face of the lift cylinder of the bolt both sides to reduce, to need to bear identical load
Under conditions of lotus, rotating ring beam and the construction weight for determining ring beam can be lighter.
Referring again to Fig. 2, first crossbeam 7 includes the first inner panel 7a and the first outside plate 7b of parallel interval setting, and first
Inner panel 7a is close to spud leg 1, and for the first outside plate 7b far from spud leg 1, second cross beam 8 includes the second inner panel 8a and the of parallel interval setting
Two outside plate 8b, and the second inner panel 8a is close to spud leg 1, the second outside plate 8b are far from spud leg 1, and the two of the second inner panel 8a and the second outside plate 8b
End is connected on the first outside plate 7b, and the both ends of the first inner panel 7a are connected on the second inner panel 8a.Be conducive to increase in this way
Add rotating ring beam 4 and determine the integral strength and rigidity of 3 structure of ring beam, and can also be set between the first inner panel 7a and the first outside plate 7b
It is equipped with reinforcing rib, reinforcing rib can also be provided between the second inner panel 8a and the second outside plate 8b, can further increase in this way
Rotating ring beam 4 and the intensity for determining ring beam 3.
In the present embodiment, corresponding respectively on the first inner panel 7a and the first outside plate 7b to offer mounting hole, plugging pin oil cylinder 6 is inserted
In the mounting hole being correspondingly arranged.
In the present embodiment, correspondence offers the first pin hole respectively on the second inner panel 8a and the second outside plate 8b, is correspondingly arranged
The first pin hole in be equipped with oil cylinder axis pin, lift cylinder 5 is fixed on by oil cylinder axis pin on second cross beam 8.
Preferably, the thickness of the first inner panel 7a is more than the thickness of the first outside plate 7b, and the thickness of the second inner panel 8a is more than second
The thickness of outside plate 8b, such design meet rotating ring beam 4 and determine the loading characteristic on ring beam 3.
Specifically, in the present embodiment, when set on each second cross beam 8 there are two lift cylinder 5 when, two lift cylinders
Minimum spacing distance is more than 50mm between 5.Some other equipment can be also installed between two adjacent lift cylinders, such as monitor oil
The equipment etc. of cylinder stroke, therefore interfered between oil cylinder in order to prevent, it needs to maintain a certain distance, it is specific oily to be promoted
Minimum spacing is more than 50mm and makes the distance smaller as far as possible of the first plane a and the second plane b on this basis, then make between cylinder
Rotating ring beam and determine the torque smaller being subject on ring beam.
In the present embodiment, jacking system further includes balanced component 9, and balanced component 9, which is fixedly connected on, determines ring beam 3 and solid stake
Between frame 2, makes to determine ring beam 3 by balanced component 9 and the connection of wedge bracket 2 is more stable.
Specifically, as shown in Figure 1, determining ring beam 3 is equipped with balanced component mounting base 10, in each balanced component mounting base 10
It is respectively equipped with connection axis pin, one end of balanced component 9 is fixed on wedge bracket 2, and the other end of balanced component 9 passes through balanced component
Axis pin in mounting base 10, which is connected to, to be determined on ring beam 3.
As shown in Figures 2 and 3, it can be hexagon or octagon to determine ring beam and rotating ring beam.When determining ring beam and rotating ring beam is
When hexagon, as shown in figure 3, plugging pin oil cylinder 6 is separately positioned on three first crossbeams 7, the both sides difference of each plugging pin oil cylinder 6
Two lift cylinders 5 are arranged with, and lift cylinder 5 is located on second cross beam 8, and each second cross beam 8 is equipped with two
A lift cylinder 5.
Further, determine also to be correspondingly provided on ring beam 3 and rotating ring beam 4 for anti-fastening ring beam 3 and rotating ring beam 4 in spud leg 1
The guidance set of upper rotation.The guidance set can make the guide rod being vertically arranged and be arranged in rotating ring beam and determine ring
On beam with the matched guiding groove of the guide rod.It is of course also possible to be the guidance set of other structures, as long as can limit
Rotating ring beam and determines ring beam and rotated on spud leg.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of ocean platform hydraulic bolt jacking system, the jacking system include spud leg, wedge bracket, rotating ring beam, determine ring beam,
The length direction of lift cylinder and plugging pin oil cylinder, spud leg described in the spud leg upper edge is provided with multiple row pin hole, described to determine ring beam
Be sequentially sleeved at from top to bottom on the spud leg with the rotating ring beam, and it is described determine ring beam and be fixedly connected on the wedge bracket,
The both ends of the lift cylinder respectively with the rotating ring beam and it is described determine ring beam and connect, and the central shaft of the lift cylinder and institute
The axis direction for stating spud leg is parallel, determines to be respectively arranged with several plugging pin oil cylinders on ring beam and the rotating ring beam described, and
The fixing end of the plugging pin oil cylinder be mounted on the rotating ring beam and it is described determine on ring beam, the telescopic end of the plugging pin oil cylinder can plug
In the pin hole, which is characterized in that
The polygon for determining ring beam and the rotating ring beam is the even number number of edges being correspondingly arranged, and described determine ring beam and the rotating ring
Beam is joined end to end by spaced first crossbeam and second cross beam；
The fixing end of the plugging pin oil cylinder is fixedly connected on the middle part of the first crossbeam, and the lift cylinder is fixed on described
On two crossbeams, and the both sides of each plugging pin oil cylinder are symmetrical arranged that there are two lift cylinders；
For any one plugging pin oil cylinder, it is satisfied by the following conditions：Two are symmetrically disposed on the plugging pin oil cylinder both sides and are inserted away from this
Plane where selling the central shaft of the nearest lift cylinder of oil cylinder is the first plane, when the telescopic end of the plugging pin oil cylinder is plugged in pair
When in the pin hole answered, the spud leg is the to the cross section of the plugging pin oil cylinder where the support center of the plugging pin oil cylinder
Two planes, the support center are that the plugging pin oil cylinder is plugged in the part in the corresponding pin hole along the plugging pin oil cylinder axis
Midpoint, and the distance between first plane and second plane be less than second plane and be provided with the bolt oil
The distance between described first crossbeam of cylinder.
2. jacking system according to claim 1, which is characterized in that the first crossbeam includes the of parallel interval setting
One inner panel and the first outside plate, and first inner panel is close to the spud leg, first outside plate is far from the spud leg, and described second
Crossbeam includes the second inner panel and the second outside plate of parallel interval setting, and second inner panel is close to the spud leg, and described second
Outside plate is far from the spud leg, and the both ends of second inner panel and second outside plate are connected on first outside plate, institute
The both ends for stating the first inner panel are connected on second inner panel.
3. jacking system according to claim 2, which is characterized in that on first inner panel and first outside plate respectively
Corresponding to offer mounting hole, the plugging pin oil cylinder is inserted into the mounting hole being correspondingly arranged.
4. jacking system according to claim 2, which is characterized in that on second inner panel and second outside plate respectively
Correspondence offers the first pin hole, and oil cylinder axis pin is equipped in first pin hole being correspondingly arranged, and the lift cylinder passes through described
Oil cylinder axis pin is fixed on the second cross beam.
5. jacking system according to claim 2, which is characterized in that the thickness of first inner panel is more than outside described first
The thickness of plate, the thickness of second inner panel are more than the thickness of second outside plate.
6. according to claim 1-5 any one of them jacking systems, which is characterized in that two on the same second cross beam
Minimum spacing distance is more than 50mm between a lift cylinder.
7. according to claim 1-5 any one of them jacking systems, which is characterized in that the jacking system further includes balance group
Part, the balanced component, which is fixedly connected on, described to be determined between ring beam and the wedge bracket.
8. jacking system according to claim 7, which is characterized in that described to determine to be correspondingly provided with balanced component installation on ring beam
Seat.
9. according to claim 1-5 any one of them jacking systems, which is characterized in that described to determine ring beam and the rotating ring beam is
Hexagon or octagon.
10. according to claim 1-5 any one of them jacking systems, which is characterized in that described to determine ring beam and the rotating ring beam
On be also correspondingly provided with for preventing the guidance set determined ring beam and the rotating ring beam and rotated on the spud leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610972596.0A CN106592558B (en) | 2016-11-04 | 2016-11-04 | A kind of ocean platform hydraulic bolt jacking system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610972596.0A CN106592558B (en) | 2016-11-04 | 2016-11-04 | A kind of ocean platform hydraulic bolt jacking system |
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| CN106592558A CN106592558A (en) | 2017-04-26 |
| CN106592558B true CN106592558B (en) | 2018-08-10 |
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| CN109973449B (en) * | 2019-03-01 | 2020-07-21 | 武汉船用机械有限责任公司 | Hydraulic control system of lifting platform |
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| CN202031075U (en) * | 2011-03-21 | 2011-11-09 | 大连船舶重工集团设计研究所有限公司 | Lifting equipment for vessel |
| KR101270905B1 (en) * | 2013-01-18 | 2013-06-03 | 박상칠 | Jacking system for barge |
| TWI580630B (en) * | 2014-12-26 | 2017-05-01 | 財團法人船舶暨海洋產業研發中心 | Hydraulic lifting system and operating method thereof |
| CN104668797B (en) * | 2015-01-30 | 2016-08-17 | 武汉船用机械有限责任公司 | The preparation method of ring beam structural member in a kind of hydraulic bolt formula platform hoist system |
| CN205061460U (en) * | 2015-08-19 | 2016-03-02 | 广东精铟海洋工程股份有限公司 | Continuous pneumatic cylinder operating system of offshore platform ring beam |
| CN105862700B (en) * | 2016-03-30 | 2018-02-13 | 武汉船用机械有限责任公司 | A kind of latch elevating mechanism suitable for hoistable platform |
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