CN107268562A - A kind of double acting ring beam continuous elevator structure and its raising and lowering method of work - Google Patents
A kind of double acting ring beam continuous elevator structure and its raising and lowering method of work Download PDFInfo
- Publication number
- CN107268562A CN107268562A CN201710516603.0A CN201710516603A CN107268562A CN 107268562 A CN107268562 A CN 107268562A CN 201710516603 A CN201710516603 A CN 201710516603A CN 107268562 A CN107268562 A CN 107268562A
- Authority
- CN
- China
- Prior art keywords
- ring beam
- rotating ring
- hoist cylinder
- spud leg
- double acting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- 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
Abstract
The invention discloses a kind of double acting ring beam continuous elevator structure and its raising and lowering method of work, including：Fixed pile chamber, fixed pile chamber is located at the junction of platform and spud leg, and the lower end of fixed pile chamber is fixedly connected with platform；Upper rotating ring beam is cyclic structure, and upper rotating ring beam casing is located at the outside of some spud legs；The cylinder body of upper hoist cylinder and the inwall of the upper end of fixed pile chamber are hinged, and the upper surface of the piston rod of upper hoist cylinder and upper rotating ring beam is hinged；Lower rotating ring beam is cyclic structure, and lower rotating ring beam casing is located at the outside of some spud legs, and lower rotating ring beam is located at the lower section of upper rotating ring beam；The cylinder body of lower hoist cylinder and the upper surface of platform are hinged, and the lower surface of the piston rod of lower hoist cylinder and lower rotating ring beam is hinged.The present invention is set using the double acting ring beam of innovation, and upper and lower rotating ring beam is travelling structure, is stretched out and retract action while coordinating hoist cylinder, and latch into and out dynamic load, achievable platform is continuously lifted, and spud leg is continuously lifted.
Description
Technical field
The present invention relates to the technical field of elevating mechanism, more particularly to a kind of double acting ring beam continuous elevator structure.
Background technology
Jack-up unit is mainly made up of main platform body (hull), spud leg and elevating mechanism three parts.Elevating mechanism is pacified
Mounted in main platform body and the junction of spud leg.Spud leg is transferred certain below insertion seabed mud face by elevating mechanism during work
Depth, is raised up to main platform body after compacting more than the water surface certain height, not by sea slap, then can carry out operation.
In platform operations, the normal load that the deadweight because of platform and operation are produced is passed to spud leg by elevating mechanism；After fulfiling assignment,
Main platform body is dropped to the water surface by elevating mechanism, spud leg is extracted and risen from seabed, into displacement or towage stage.
Existing hydraulic bolt elevating mechanism is set for dynamic and static ring beam, and its stationary ring beam is used to support and change hands, and rotating ring beam is used
It is discontinuous lifting in lifting, therefore causes the lifting self-elevating platform speed of existing use hydraulic bolt elevating mechanism slow, effect
Rate is low.
The content of the invention
The problem of for above-mentioned generation, it is an object of the invention to provide a kind of double acting ring beam continuous elevator structure.
To achieve these goals, the technical scheme taken of the present invention is：
A kind of double acting ring beam continuous elevator structure, wherein, including：Fixed pile chamber, the fixed pile chamber is located at platform and spud leg
Junction, the lower end of the fixed pile chamber is fixedly connected with the platform；Upper rotating ring beam, the upper rotating ring beam is cyclic structure, institute
State the outside that rotating ring beam casing is located at some spud legs；Upper hoist cylinder, the cylinder body of the upper hoist cylinder and the solid stake
The inwall of the upper end of room is hinged, and the upper surface of the piston rod of the upper hoist cylinder and the upper rotating ring beam is hinged；Lower rotating ring beam,
The lower rotating ring beam is cyclic structure, and the lower rotating ring beam casing is located at the outside of some spud legs, and the lower rotating ring beam is located at
The lower section of the upper rotating ring beam；Lower hoist cylinder, the upper surface of the cylinder body and the platform of the lower hoist cylinder is hinged, described
The lower surface of the piston rod of lower hoist cylinder and the lower rotating ring beam is hinged.
Above-mentioned double acting ring beam continuous elevator structure, wherein, the fixed pile chamber include top plate and side plate, the side plate it is upper
End is fixedly connected with the top plate, and the lower surface of the cylinder body and the top plate of the upper hoist cylinder is hinged.
Above-mentioned double acting ring beam continuous elevator structure, wherein, a top plate through hole, some stakes are offered on the top plate
Leg runs through the top plate through hole.
Above-mentioned double acting ring beam continuous elevator structure, wherein, the upper rotating ring beam and the lower rotating ring beam are offered respectively
Some pin holes run through, some pin holes are opened up in the horizontal direction, on some pin holes and some spud legs
Spud leg jack match.
Above-mentioned double acting ring beam continuous elevator structure, wherein, in addition to some latches, some latches are arranged on described
In pin hole.
Above-mentioned double acting ring beam continuous elevator structure, wherein, if between the upper rotating ring beam and some spud legs by
Do the latch and be removably secured connection, it is removable by some latches between the lower rotating ring beam and some spud legs
It is fixedly connected with unloading.
Above-mentioned double acting ring beam continuous elevator structure, wherein, the upper rotating ring beam and the lower rotating ring beam are circular cut
The box-structure in face or the box-structure of polygonal cross-section.
Above-mentioned double acting ring beam continuous elevator structure, wherein, the quantity of the upper hoist cylinder and the lower hoist cylinder
It is four or eight or 12
A kind of rising method of work of double acting ring beam continuous elevator structure, wherein, including it is double described in above-mentioned any one
Rotating ring beam continuous elevator structure, the rising method of work includes：
Step one：The latch of the upper rotating ring beam inserts the spud leg jack of the spud leg, the latch of the lower rotating ring beam from
Extracted in spud leg jack；
Step 2：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder stretches out simultaneously, described flat
Platform is lifted；
Step 3：The latch of the lower rotating ring beam inserts the spud leg jack of the spud leg, the latch of the upper rotating ring beam from
Extracted in spud leg jack；
Step 4：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder is retracted simultaneously, described flat
Platform is lifted；
Step 5：Circulation step one is to step 4 successively.
A kind of decline method of work of double acting ring beam continuous elevator structure, wherein, including it is double described in above-mentioned any one
Rotating ring beam continuous elevator structure, the decline method of work includes：
Step one：The latch of the lower rotating ring beam inserts the spud leg jack of the spud leg, the latch of the upper rotating ring beam from
Extracted in spud leg jack；
Step 2：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder stretches out simultaneously, described flat
Platform declines；
Step 3：The latch of the upper rotating ring beam inserts the spud leg jack of the spud leg, the latch of the lower rotating ring beam from
Extracted in spud leg jack；
Step 4：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder is retracted simultaneously, described flat
Platform declines；
Step 5：Circulation step one is to step 4 successively.
The present invention is as a result of above-mentioned technology, and the good effect for being allowed to have compared with prior art is：
(1) present invention is set using the double acting ring beam of innovation, and the upper and lower rotating ring beam is travelling structure, coordinates the liter
Drop oil cylinder while stretch out and retract action, and the latch into and out dynamic load, achievable platform is continuously lifted, stake
Leg is continuously lifted.
(2) present invention has reliable operation, and continuous lifting, lifting speed is fast, the features such as convenient maintenance.
Brief description of the drawings
Fig. 1 is the front view of the double acting ring beam continuous elevator structure of the present invention.
Fig. 2 is the A-A sectional views of the double acting ring beam continuous elevator structure of the present invention
In accompanying drawing：1st, platform；2nd, spud leg；3rd, fixed pile chamber；31st, top plate；32nd, side plate；4th, upper rotating ring beam；5th, upper lifting oil
Cylinder；6th, lower rotating ring beam；7th, lower hoist cylinder；8th, latch；9th, latch support.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as limiting to the invention.
Fig. 1 is the front view of the double acting ring beam continuous elevator structure of the present invention, and the double acting ring beam that Fig. 2 is the present invention continuously rises
The A-A sectional views of descending mechanism, are referred to shown in Fig. 1, Fig. 2, show a kind of double acting ring beam continuous elevator of preferred embodiment
Structure, includes：Fixed pile chamber 3, fixed pile chamber 3 is located at the junction of platform 1 and spud leg 2, and the lower end of fixed pile chamber 3 is fixed with platform 1 to be connected
Connect.
In addition, as a kind of preferred embodiment, double acting ring beam continuous elevator structure also includes：Upper rotating ring beam 4 and rising
Oil cylinder 5 drops, and upper rotating ring beam 4 is cyclic structure, and upper rotating ring beam 4 is sheathed on the outside of some spud legs 2.The cylinder body of upper hoist cylinder 5
It is hinged with the inwall of the upper end of fixed pile chamber 3, the upper surface of the piston rod of upper hoist cylinder 5 and upper rotating ring beam 4 is hinged.By rising
Drop oil cylinder 6 is extended and retracted, the up and down motion of rotating ring beam 4 in realizations, and the up and down motion of upper rotating ring beam 4 is an oil cylinder row
Journey.
In addition, as a kind of preferred embodiment, double acting ring beam continuous elevator structure also includes：Lower rotating ring beam 6 and lower liter
Oil cylinder 7 drops, and lower rotating ring beam 6 is cyclic structure, and lower rotating ring beam 6 is sheathed on the outside of some spud legs 2, and lower rotating ring beam 6 is located at upper dynamic
The lower section of ring beam 4.The upper surface of the cylinder body and platform 1 of lower hoist cylinder 7 is hinged, the piston rod of lower hoist cylinder 7 and lower rotating ring
The lower surface of beam 6 is hinged.By extending and retracting for lower hoist cylinder 7, the up and down motion of lower rotating ring beam 6, lower rotating ring beam 6 are realized
Up and down motion be oil cylinder stroke.
Further, as a kind of preferred embodiment, fixed pile chamber 3 include top plate 31 and side plate 32, the upper end of side plate 32 with
Top plate 31 is fixedly connected, and the lower surface of the cylinder body and top plate 31 of upper hoist cylinder 5 is hinged.
Further, as a kind of preferred embodiment, a top plate through hole is offered on top plate 31, some spud legs 2 run through
Top plate through hole.
In addition, as a kind of preferred embodiment, upper rotating ring beam 4 and lower rotating ring beam 6 offer respectively it is some run through insert
Pin-and-hole, some pin holes are opened up in the horizontal direction, and some pin holes match with the spud leg jack on some spud legs.
Further, as a kind of preferred embodiment, in addition to some latches 8, some latches 7 are arranged in pin hole.
In addition, as a kind of preferred embodiment, it is detachable by some latches 8 between upper rotating ring beam 4 and some spud legs 2
Ground is fixedly connected, and connection is removably secured by some latches 8 between lower rotating ring beam 6 and some spud legs 2.It is real by latch 8
The now fixation and unblock of upper rotating ring beam 4 and lower rotating ring beam 6.
Preferred embodiments of the present invention are the foregoing is only, embodiments of the present invention and protection model is not thereby limited
Enclose.
The present invention also has on the basis of the above is implemented as follows mode：
In further embodiment of the present invention, continuing with referring to shown in Fig. 1, Fig. 2, upper rotating ring beam 4 and lower rotating ring beam 6 are
The box-structure of circular cross-section or the box-structure of polygonal cross-section.
In further embodiment of the present invention, the quantity of upper hoist cylinder 5 and lower hoist cylinder 7 be four or eight or
12.
In further embodiment of the present invention, continuing with shown in Figure 2, including latch support 9, the latch support 9
For rectangular frame, the latch support 9 is fixedly connected with upper rotating ring beam 4 or lower rotating ring beam 6, is provided with the latch support 9
Latch 8.
In further embodiment of the present invention, including some latch supports 9, some latch supports 9 around upper rotating ring beam 4 or
Lower rotating ring beam 6 circumferentially array.
In further embodiment of the present invention, latch 8 can be using hydraulic jack driving.
In further embodiment of the present invention, continuing with shown in Figure 2, upper rotating ring beam 4 has four latches 8, lower rotating ring
Beam 6, which has, has the spud leg jack corresponding with latch 8 on four latches 8, spud leg 2.And if vertically being opened up on spud leg 2
Dry group spud leg jack.
In further embodiment of the present invention, the section of latch 8 is that the section that the spud leg jack on circle, spud leg 2 is is
Ellipse.
In further embodiment of the present invention, the section of latch 8 is that the section that the spud leg jack on circle, spud leg 2 is is
It is circular.
In further embodiment of the present invention, the rectangular cross-section of latch 8, the section that the spud leg jack on spud leg 2 is is
Rectangle.
In further embodiment of the present invention, fixed pile chamber 3 is steel design part, for supporting and transmitting load, and is held
Receive rotating ring beam 4, upper hoist cylinder 5, lower rotating ring beam 6, lower hoist cylinder 7 constitute elevating mechanism.
In further embodiment of the present invention, platform 1 can be the deck of hull.
Illustrate the method for work of the present invention below, wherein, rising method of work includes：
Step one：The latch 8 of upper rotating ring beam 4 inserts the spud leg jack of spud leg 2, and the latch 8 of lower rotating ring beam 6 is from spud leg jack
It is middle to extract；
Step 2：The piston rod of the piston rod of upper hoist cylinder 5 and lower hoist cylinder 7 is stretched out simultaneously, and platform 1 is lifted；
Step 3：The latch 8 of lower rotating ring beam 6 inserts the spud leg jack of spud leg 2, and the latch 8 of upper rotating ring beam 4 is from spud leg jack
It is middle to extract；
Step 4：The piston rod of the piston rod of upper hoist cylinder 5 and lower hoist cylinder 7 is retracted simultaneously, and platform 1 is lifted；
Step 5：Circulation step one is to step 4 successively.
Declining method of work includes：
Step one：The latch 8 of lower rotating ring beam 6 inserts the spud leg jack of spud leg 2, and the latch 8 of upper rotating ring beam 4 is from spud leg jack
It is middle to extract；
Step 2：The piston rod of the piston rod of upper hoist cylinder 5 and lower hoist cylinder 7 stretches out simultaneously, and platform 1 declines；
Step 3：The latch 8 of upper rotating ring beam 4 inserts the spud leg jack of spud leg 2, and the latch 8 of lower rotating ring beam 6 is from spud leg jack
It is middle to extract；
Step 4：The piston rod of the piston rod of upper hoist cylinder 5 and lower hoist cylinder 7 is retracted simultaneously, and platform 1 declines；
Step 5：Circulation step one is to step 4 successively.
Platform 1 and the motion process of spud leg 2 of the invention is relative motion, i.e., when platform 1 is fixed, spud leg 2 can be relative
Above carry or transfer in platform；When spud leg 2, which injects below seabed mud face, to be fixed, platform 1 can be lifted or declined relative to spud leg 2.
Therefore the rising method of work of the present invention can realize the continuous lifting of platform 1 or realize the decentralization of spud leg 2, decline of the invention
Method of work can realize the continuous decentralization of platform 1 or realize above carrying for spud leg 2.
Preferred embodiments of the present invention are the foregoing is only, embodiments of the present invention and protection model is not thereby limited
Enclose, to those skilled in the art, should can appreciate that made by all utilization description of the invention and diagramatic content
Scheme obtained by equivalent substitution and obvious change, should be included in protection scope of the present invention.
Claims (10)
1. a kind of double acting ring beam continuous elevator structure, it is characterised in that including：
Fixed pile chamber, the fixed pile chamber is located at the junction of platform and spud leg, and the lower end of the fixed pile chamber is fixed with the platform to be connected
Connect；
Upper rotating ring beam, the upper rotating ring beam is cyclic structure, and the upper rotating ring beam casing is located at the outside of some spud legs；
Upper hoist cylinder, the cylinder body and the inwall of the upper end of the fixed pile chamber of the upper hoist cylinder are hinged, the upper lifting oil
The upper surface of the piston rod of cylinder and the upper rotating ring beam is hinged；
Lower rotating ring beam, the lower rotating ring beam is cyclic structure, and the lower rotating ring beam casing is located at the outside of some spud legs, described
Lower rotating ring beam is located at the lower section of the upper rotating ring beam；
Lower hoist cylinder, the upper surface of the cylinder body and the platform of the lower hoist cylinder is hinged, the work of the lower hoist cylinder
The lower surface of stopper rod and the lower rotating ring beam is hinged.
2. double acting ring beam continuous elevator structure according to claim 1, it is characterised in that the fixed pile chamber include top plate and
Side plate, the upper end of the side plate is fixedly connected with the top plate, the cylinder body of the upper hoist cylinder and the lower surface of the top plate
It is hinged.
3. double acting ring beam continuous elevator structure according to claim 2 a, it is characterised in that top is offered on the top plate
Plate through hole, some spud legs run through the top plate through hole.
4. double acting ring beam continuous elevator structure according to claim 1, it is characterised in that the upper rotating ring beam and it is described under
Rotating ring beam offers some pin holes run through respectively, and some pin holes are opened up in the horizontal direction, some pin holes
Match with the spud leg jack on some spud legs.
5. double acting ring beam continuous elevator structure according to claim 4, it is characterised in that some also including some latches
The latch is arranged in the pin hole.
6. double acting ring beam continuous elevator structure according to claim 5, it is characterised in that the upper rotating ring beam and some institutes
State and be removably secured connection by some latches between spud leg, pass through between the lower rotating ring beam and some spud legs
Some latches are removably secured connection.
7. double acting ring beam continuous elevator structure according to claim 1, it is characterised in that the upper rotating ring beam and it is described under
Rotating ring beam is the box-structure of circular cross-section or the box-structure of polygonal cross-section.
8. double acting ring beam continuous elevator structure according to claim 1 is characterized in that, the upper hoist cylinder and described
The quantity of lower hoist cylinder is four or eight or 12.
9. a kind of rising method of work of double acting ring beam continuous elevator structure, it is characterised in that including appointing in claim 1 to 8
Double acting ring beam continuous elevator structure described in meaning one, the rising method of work includes：
Step one：The latch of the upper rotating ring beam inserts the spud leg jack of the spud leg, and the latch of the lower rotating ring beam is from spud leg
Extracted in jack；
Step 2：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder is stretched out simultaneously, and the platform is lifted
Rise；
Step 3：The latch of the lower rotating ring beam inserts the spud leg jack of the spud leg, and the latch of the upper rotating ring beam is from spud leg
Extracted in jack；
Step 4：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder is retracted simultaneously, and the platform is lifted
Rise；
Step 5：Circulation step one is to step 4 successively.
10. a kind of decline method of work of double acting ring beam continuous elevator structure, it is characterised in that including appointing in claim 1 to 8
Double acting ring beam continuous elevator structure described in meaning one, the decline method of work includes：
Step one：The latch of the lower rotating ring beam inserts the spud leg jack of the spud leg, and the latch of the upper rotating ring beam is from spud leg
Extracted in jack；
Step 2：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder stretches out simultaneously, under the platform
Drop；
Step 3：The latch of the upper rotating ring beam inserts the spud leg jack of the spud leg, and the latch of the lower rotating ring beam is from spud leg
Extracted in jack；
Step 4：The piston rod of the piston rod of the upper hoist cylinder and the lower hoist cylinder is retracted simultaneously, under the platform
Drop；
Step 5：Circulation step one is to step 4 successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710516603.0A CN107268562A (en) | 2017-06-29 | 2017-06-29 | A kind of double acting ring beam continuous elevator structure and its raising and lowering method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710516603.0A CN107268562A (en) | 2017-06-29 | 2017-06-29 | A kind of double acting ring beam continuous elevator structure and its raising and lowering method of work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107268562A true CN107268562A (en) | 2017-10-20 |
Family
ID=60070893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710516603.0A Pending CN107268562A (en) | 2017-06-29 | 2017-06-29 | A kind of double acting ring beam continuous elevator structure and its raising and lowering method of work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107268562A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10280375A (en) * | 1997-04-03 | 1998-10-20 | Kajima Corp | Knockdown type marine working pontoon |
| CN105839607A (en) * | 2016-03-30 | 2016-08-10 | 武汉船用机械有限责任公司 | Plug pin lifting mechanism suitable for lifting platform |
| CN106567374A (en) * | 2016-10-11 | 2017-04-19 | 武汉船用机械有限责任公司 | Continuous type hydraulic pin lifting system |
-
2017
- 2017-06-29 CN CN201710516603.0A patent/CN107268562A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10280375A (en) * | 1997-04-03 | 1998-10-20 | Kajima Corp | Knockdown type marine working pontoon |
| CN105839607A (en) * | 2016-03-30 | 2016-08-10 | 武汉船用机械有限责任公司 | Plug pin lifting mechanism suitable for lifting platform |
| CN106567374A (en) * | 2016-10-11 | 2017-04-19 | 武汉船用机械有限责任公司 | Continuous type hydraulic pin lifting system |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |
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| RJ01 | Rejection of invention patent application after publication |