CN106284264B - A kind of detachable truss leg - Google Patents
A kind of detachable truss leg Download PDFInfo
- Publication number
- CN106284264B CN106284264B CN201610670328.3A CN201610670328A CN106284264B CN 106284264 B CN106284264 B CN 106284264B CN 201610670328 A CN201610670328 A CN 201610670328A CN 106284264 B CN106284264 B CN 106284264B
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- CN
- China
- Prior art keywords
- spud leg
- chord member
- unit
- rack
- connecting plate
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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
-
- 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
- E02B2017/0056—Platforms with supporting legs
- E02B2017/006—Platforms with supporting legs with lattice style supporting legs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of detachable truss legs, belong to ocean platform field, spud leg includes at least two spud leg units, at least two spud leg units are sequentially connected along the length direction of spud leg unit, it is connected by a connection structure between two spud leg units of arbitrary neighborhood, connection structure includes connecting plate and at least three connecting seats that are vertically fixed on connecting plate, the chord member of one spud leg unit is removably socketed in one end of corresponding connecting seat respectively, and the chord member of another spud leg unit is removably socketed in the other end of corresponding connecting seat respectively.By the way that two adjacent spud leg units are removably mounted in connection structure, it realizes and removably connects between several spud leg units, during jack-up unit is from boat, towage, the spud leg part that will rise up is disassembled into several spud leg units, reduce the height of spud leg, to reduce the center of gravity of jack-up unit, the stability from jack-up unit during boat, towage is increased.
Description
Technical field
The present invention relates to lifting of ocean platform field, more particularly to a kind of detachable truss leg.
Background technology
Jack-up unit needs just lift away from the water surface by spud leg support and stand on sea bed, carries out drillng operation, leads to
Often, the spud leg of jack-up unit includes cylindrical type spud leg and truss framed leg, wherein truss framed leg due to its lighter in weight,
The high feature of support strength is widely used.
Truss framed leg is usually made of several chord members and connecting rod, and several chord members, which are mutually parallel, to be arranged in a vertical direction,
Connecting rod is connected between several chord members, and the axial force of jack-up unit is undertaken by chord member, and string is undertaken by connecting rod
Shearing on bar is additionally provided with the matched rack of gear elevator structure with jack-up unit on spud leg, realizes the lifting of spud leg.
In the implementation of the present invention, the inventor finds that the existing technology has at least the following problems：
Spud leg is that chord member and the overall structure that connecting rod is welded need during platform is from boat, towage by stake
Leg rises, and since spud leg is overall structure, the spud leg of rise is located at the top of jack-up unit, causes the center of gravity of jack-up unit
It increases, stability is poor.
Invention content
In order to solve jack-up unit from during boat, towage, need to rise spud leg, the spud leg of rise is located at jack up
The top of platform causes jack-up unit center of gravity to increase, the problem of stability difference, and an embodiment of the present invention provides a kind of detachable
Formula truss leg.The technical solution is as follows：
An embodiment of the present invention provides a kind of detachable truss leg, the truss leg includes at least two spud leg lists
Member, each spud leg unit include at least three parallel arrangements and not chord member in the same plane, described at least two
Leg unit is sequentially connected along the length direction of the spud leg unit, is connected by one between two spud leg units of arbitrary neighborhood
Binding structure connects,
Each connection structure includes connecting plate and at least three connecting seats that are vertically fixed on the connecting plate, institute
The chord member for stating at least three connecting seats and the spud leg unit is arranged in a one-to-one correspondence, in adjacent two spud leg units
A spud leg unit the chord member one end be removably socketed in respectively the corresponding connecting seat one end and
It offsets with the one side of the connecting plate, the string of another spud leg unit in adjacent two spud leg units
One end of bar is removably socketed in the other end of the corresponding connecting seat and the another side phase with the connecting plate respectively
It supports,
The length direction of chord member described in the chord member upper edge is equipped with rack, and the institute being connected on the same connecting seat
The rack stated on chord member is correspondingly arranged, and the connecting plate is equipped with rack lead-over groove, and the rack lead-over groove, which is located at, to be corresponded to
Between the rack being arranged, and it is equipped with and the matched transition rack of the rack, the chord member in the rack lead-over groove
Side wall and the connecting seat on be correspondingly provided with limiting slot, the limiting slot extends along the length direction of the chord member, corresponding
It is fitted with caging bolt in the limiting slot.
In a kind of possible realization method of the present invention, it is respectively equipped with mounting plate on each spud leg unit, it is described
Mounting plate is fixedly connected on the chord member, and the mounting plate and the connecting plate are detachably connected.
In a kind of possible realization method of the present invention, installation is correspondingly provided on the mounting plate and the connecting plate
Hole, the mounting hole is interior to be equipped with clamping screw, and the mounting plate is removably mounted on the connection by the clamping screw
On plate.
In a kind of possible realization method of the present invention, the spud leg unit is equipped with several supporting rods, described several
Supporting rod is connected between at least three chord member.
In a kind of possible realization method of the present invention, several auxiliary struts are additionally provided on the spud leg unit, if described
Auxiliary strut is done to be connected between several supporting rods.
In a kind of possible realization method of the present invention, the chord member is 4.
It is described on the section of the chord member length direction in a kind of possible realization method of the present invention
Four chord members are arranged on four endpoints of rectangle.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought is：Detachable truss stake provided by the invention
Leg includes at least two spud leg units, is connected by a connection structure between two spud leg units of arbitrary neighborhood, connection structure
Including horizontally disposed connecting plate and several connecting seats for being inserted on connecting plate, by by the chord member of two neighboring spud leg unit
It is removably socketed on several connecting seats respectively, realizes and removably connect between several spud leg units, work as jack-up unit
During boat, towage, the spud leg part being located above jack-up unit that will rise up is disassembled into several spud leg units, drops
The low height of spud leg, to reduce the center of gravity of jack-up unit, increase from during boat, towage jack-up unit it is steady
It is qualitative.
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 overall structure diagram of detachable truss leg provided in an embodiment of the present invention；
Fig. 2 is the connection diagram of two neighboring spud leg unit provided in an embodiment of the present invention；
Fig. 3 is the vertical view of connection structure provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of chord member provided in an embodiment of the present invention and connection structure junction；
Fig. 5 is the schematic cross-section perpendicular to chord member length direction of spud leg provided in an embodiment of the present invention.
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 overall structure diagram of detachable truss leg provided in an embodiment of the present invention, removable referring to Fig. 1
It includes at least two spud leg units 1 to unload formula truss leg, and each spud leg unit 1 includes at least three and is arranged in parallel and not same
Chord member 101 in plane, specifically, chord member 101 do not refer to being located at when all chord members 101 are different same in the same plane
In plane, at least two spud leg units 1 are sequentially connected along the length direction of spud leg unit, two spud leg units 1 of arbitrary neighborhood
Between connected by connection structure 2.
In the present embodiment, connection structure 2 include connecting plate 201 and be vertically fixed on connecting plate 201 at least three
Connecting seat 202, and the chord member 101 of at least three connecting seats 202 and spud leg unit 1 is arranged in a one-to-one correspondence, adjacent two spud legs
One end of the chord member 101 of a spud leg unit 1 in unit 1 is removably sleeved on one end of corresponding connecting seat 202 respectively
And offset with the one side of connecting plate 201, one end of the chord member 101 of another spud leg unit 1 of adjacent two spud leg units 1
It is removably sleeved on the other end of corresponding connecting seat 202 respectively and offsets with the another side of connecting plate 201.
In the present embodiment, connecting seat 202 is connecting cylinder, and connecting cylinder is cylinder, outer diameter and the chord member 101 of connecting cylinder
Internal diameter is correspondingly arranged, but the embodiment of the present invention is not limited thereto, connecting seat 202 or columnar connecting seat, and is connected
The section of seat can also be circle or other shapes.
Fig. 2 is that the connection diagram of two neighboring spud leg unit provided in an embodiment of the present invention is said below by taking Fig. 2 as an example
The connection type of adjacent two spud legs unit in bright the present embodiment：
As shown in Fig. 2, the first spud leg unit 1a and the second spud leg unit 1b is the arbitrary neighborhood in several spud leg units 1
Two spud leg units, and the first spud leg unit 1a is located at the second upper ends spud leg unit 1b, and connection structure 2 includes horizontally disposed
Connecting plate 201 and several connecting seats 202 being vertically fixed on connecting plate 201, the lower end of the chord member 101 of the first spud leg unit 1a
It is removably socketed in the upper end of connecting seat 202 respectively, the upper end of the chord member 101 of the second spud leg unit 1b removably covers respectively
It is connected on the lower end of connecting seat 202.
Detachable truss leg provided by the invention includes at least two spud leg units 1, two spud legs of arbitrary neighborhood
It is connected by a connection structure 2 between unit 1, connection structure 2 includes horizontally disposed connecting plate 201 and is inserted into connecting plate
Several connecting seats 202 on 201, if by the way that the chord member 101 of two neighboring spud leg unit 1 is removably socketed in involvement respectively
On joint chair 202, realizes and removably connect between several spud leg units 1, it, will during jack-up unit is from boat, towage
The spud leg part being located above jack-up unit risen is disassembled into several spud leg units, reduces the height of spud leg, to
The center of gravity for reducing jack-up unit increases the stability from jack-up unit during boat, towage.
In the present embodiment, what the jacking system of spud leg may be used is pinion and-rack jacking system, each spud leg list
It is respectively equipped with rack 102 on the chord member 101 of member 1, and rack 102 is arranged along the length direction of chord member 101, and is connected to same
The rack 102 on the corresponding chord member 101 on two neighboring spud leg unit 1 on connecting seat 202 is correspondingly arranged, specifically, phase
The setting of rack 102 on adjacent two spud leg units 1 on corresponding chord member 101 is on the same line.In the present embodiment, each string
Two row racks 102, two row racks on the corresponding chord member 101 of two spud leg units 1 of arbitrary neighborhood can be equipped on bar 101
102 are correspondingly arranged, and in other embodiments of the invention, a row rack 102 can also only be arranged on chord member 101, the present invention is not
As limit.
In other embodiments of the invention, the jacking system of spud leg can also use hydraulic bolt formula jacking system,
Several pin holes are arranged to realize spud leg with the cooperation of bolt elevating mechanism in the length direction interval of 101 upper edge chord member 101 of chord member
Lifting, and corresponded on the chord member 101 being connected on the same connecting seat 202 pin hole setting on the same line.Connecting plate
Corresponding pin hole can also be set on 201.Certainly, the position of connecting plate 201 can also be avoided when designing the position of pin hole
It sets, pin hole only is set on chord member 101.
Fig. 3 is the vertical view of connection structure provided in an embodiment of the present invention, in the present embodiment, is located on connecting plate 201
Rack is equipped between the rack being correspondingly arranged on the chord member 101 that two neighboring spud leg unit 1 is mounted on the same connecting seat 202
It is equipped with transition rack 201b in lead-over groove 201a, rack lead-over groove 201a, and the both ends of transition rack 201b are respectively with adjacent two
Rack 102 on the chord member of a spud leg unit matches, the rack 102 on chord member 101 and the transition rack on connecting plate 201
201b together constitutes the lifter rack of detachable truss leg, climbing in the jacking system of lifter rack and jack-up unit
Gear cooperation is risen, realizes the lifting of spud leg.
Fig. 4 is the structural schematic diagram of chord member provided in an embodiment of the present invention and connection structure junction, the side wall of chord member 101
Corresponding position is equipped with limiting slot 101a on connecting seat 202, and limiting slot 101a extends along the length direction of chord member 101, and limits
It is fitted with caging bolt 3 in the slot of position, in the present embodiment, limiting slot 101a is arranged on the side wall of chord member 101, certainly, at this
In the other embodiment of invention, limiting slot 101a can also be arranged on connecting seat 202, as limiting slot 101a and caging bolt 3
When matching, the rack 102 on chord member 101 is on the same straight line, to be realized on spud leg unit 1 by limiting slot 101a
Rack 102 to tooth.It should be noted that one or more can be arranged on each corresponding chord member 101 and connecting seat 202
Limiting slot, the embodiment of the present invention are not limited.
Referring again to Fig. 2, in the present embodiment, mounting plate 103, mounting plate can be respectively equipped on each spud leg unit 1
103 are fixedly connected on chord member 101, and chord member 101 is detachably connected by mounting plate 103 and connecting plate 201.
As shown in figure 3, mounting plate 103 and connecting plate are equipped with corresponding mounting hole 201c, lock is equipped in mounting hole 201c
Tight bolt, mounting plate 103 are removably mounted on by clamping screw on connecting plate 201.
In embodiments of the present invention, multiple mounting plates 103 are equipped with, one is respectively equipped between each two adjacent chord member 101
The both ends of a mounting plate 103, each mounting plate 103 are respectively symmetrically equipped with 8 mounting holes, and 8 mounting holes are arranged in two separate ranks, when
So, the quantity of mounting hole and distribution can also be arranged according to the actual size of mounting plate 103 in the embodiment of the present invention, the present invention
It is not limited.In addition, in other embodiments of the invention, each mounting plate 103 can also only be fixedly connected on a string
On bar 101, it is of course also possible to which a mounting plate 103 is only arranged, all chord members 101 on spud leg unit are both connected to a peace
In loading board 103.
In the present embodiment, several supporting rods 104 can be equipped on spud leg unit 1, several supporting rods 104 are connected at least
Between three chord members 101.Several supporting rods 104 reinforce chord member 101, and the position between chord member 101 is made to keep opposite
Stablize
In the present embodiment, several auxiliary struts 105 are also provided on spud leg unit 1, if several auxiliary struts 105 are connected to
Between Heavenly Stems and Earthly Branches strut 104, reinforcing is carried out to several supporting rods 104 by several auxiliary struts 105 and ensure that the steady of spud leg unit 1
It is fixed.
Specifically, in the present embodiment, the quantity of chord member can be 4, but the embodiment of the present invention is not limited thereto,
May be other quantity, such as 3,5 etc..
Fig. 5 is the schematic cross-section perpendicular to chord member length direction of spud leg provided in an embodiment of the present invention, referring to Fig. 5,
When the quantity of chord member 101 be four when, on the section of 101 length direction of chord member four chord members 101 be arranged in rectangle
4 endpoints on, in the present embodiment, several supporting rods 104 are connected on two chord members 101 of four chord members 101, and hang down
Directly on the section of chord member length direction, several supporting rods 104 surround a rectangle with four chord members 101 for vertex, several
The both ends of auxiliary strut 105 are connected on the midpoint of supporting rod 104 of the adjacent two edges positioned at rectangle.
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 (7)
1. a kind of detachable truss leg, which is characterized in that the truss leg includes at least two spud leg units, Mei Gesuo
It includes at least three parallel arrangements and not chord member in the same plane to state spud leg unit, and at least two spud legs unit is along institute
The length direction for stating spud leg unit is sequentially connected, and is connected by a connection structure between two spud leg units of arbitrary neighborhood
It connects,
Each connection structure includes connecting plate and at least three connecting seats that are vertically fixed on the connecting plate, it is described extremely
The chord member of few three connecting seats and the spud leg unit is arranged in a one-to-one correspondence, and one in adjacent two spud leg units
One end of the chord member of a spud leg unit be removably socketed in respectively one end of the corresponding connecting seat and with institute
The one side for stating connecting plate offsets, the chord member of another spud leg unit in adjacent two spud leg units
One end is removably socketed in the other end of the corresponding connecting seat and offsets with the another side of the connecting plate respectively,
The length direction of chord member described in the chord member upper edge is equipped with rack, and the string being connected on the same connecting seat
The rack on bar is correspondingly arranged, and the connecting plate is equipped with rack lead-over groove, and the rack lead-over groove, which is located at, to be correspondingly arranged
The rack between, and the rack lead-over groove in be equipped with and the matched transition rack of the rack, the side of the chord member
Limiting slot is correspondingly provided on wall and the connecting seat, the limiting slot extends along the length direction of the chord member, corresponding described
Caging bolt is fitted in limiting slot.
2. truss leg according to claim 1, which is characterized in that be respectively equipped with installation on each spud leg unit
Plate, the mounting plate are fixedly connected on the chord member, and the mounting plate and the connecting plate are detachably connected.
3. truss leg according to claim 2, which is characterized in that be correspondingly provided on the mounting plate and the connecting plate
Mounting hole, the mounting hole is interior to be equipped with clamping screw, and the mounting plate is removably mounted on described by the clamping screw
On connecting plate.
4. truss leg according to claim 1, which is characterized in that the spud leg unit is equipped with several supporting rods, institute
Several supporting rods are stated to be connected between at least three chord member.
5. truss leg according to claim 4, which is characterized in that several auxiliary struts are additionally provided on the spud leg unit,
Several auxiliary struts are connected between several supporting rods.
6. truss leg according to claim 1, which is characterized in that the chord member is 4.
7. truss leg according to claim 6, which is characterized in that perpendicular to the section of the chord member length direction
On, four chord members are arranged on four endpoints of rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670328.3A CN106284264B (en) | 2016-08-16 | 2016-08-16 | A kind of detachable truss leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670328.3A CN106284264B (en) | 2016-08-16 | 2016-08-16 | A kind of detachable truss leg |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106284264A CN106284264A (en) | 2017-01-04 |
| CN106284264B true CN106284264B (en) | 2018-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610670328.3A Active CN106284264B (en) | 2016-08-16 | 2016-08-16 | A kind of detachable truss leg |
Country Status (1)
| Country | Link |
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| CN (1) | CN106284264B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142919B (en) * | 2017-05-27 | 2019-07-09 | 武汉船用机械有限责任公司 | A kind of detachable truss leg |
| CN110273411B (en) * | 2019-04-30 | 2021-07-09 | 武汉船用机械有限责任公司 | Self-elevating mat type ocean platform |
| CN114703884B (en) * | 2022-04-29 | 2023-09-08 | 中国人民解放军陆军工程大学 | Rotary pile leg mechanism |
| CN115387313A (en) * | 2022-08-31 | 2022-11-25 | 江苏大洋海洋装备有限公司 | Lifting pile leg for wind power installation vessel |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2637593Y (en) * | 2003-07-11 | 2004-09-01 | 王光民 | Joint structure of combined canopy frame |
| CN201080609Y (en) * | 2007-06-20 | 2008-07-02 | 林启东 | Prestressed concrete pipe pile connecting component |
| NL2006153C2 (en) * | 2011-02-07 | 2012-08-08 | Heerema Marine Contractors Nl | Method and device for assembling or disassembling a structure under water. |
| KR20130121529A (en) * | 2012-04-27 | 2013-11-06 | 주식회사 동호 | Block type jacket structure |
| CN204326041U (en) * | 2013-07-26 | 2015-05-13 | 江苏科技大学 | A kind of assembled truss framed leg device |
| CN105256781B (en) * | 2015-09-14 | 2017-04-19 | 中船黄埔文冲船舶有限公司 | Truss framed leg jointing rapid positioning device and positioning jointing method |
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2016
- 2016-08-16 CN CN201610670328.3A patent/CN106284264B/en active Active
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| CN106284264A (en) | 2017-01-04 |
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