CN115075210B - Lifting beam structure of jacket - Google Patents
Lifting beam structure of jacket Download PDFInfo
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- CN115075210B CN115075210B CN202210699363.3A CN202210699363A CN115075210B CN 115075210 B CN115075210 B CN 115075210B CN 202210699363 A CN202210699363 A CN 202210699363A CN 115075210 B CN115075210 B CN 115075210B
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- jacket
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- 230000008093 supporting effect Effects 0.000 claims abstract description 27
- 230000000712 assembly Effects 0.000 claims description 33
- 238000000429 assembly Methods 0.000 claims description 33
- 238000010276 construction Methods 0.000 abstract description 12
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- E02B2017/0039—Methods for placing the offshore structure
- E02B2017/0047—Methods for placing the offshore structure using a barge
-
- 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)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a lifting beam structure of a jacket, which is used for connecting the jacket and a sliding shoe arranged on a slide way, and comprises a plurality of lifting beam components arranged at intervals, wherein each lifting beam component comprises a lifting beam main body, a plurality of first connecting components arranged at intervals on one side of the lifting beam main body and used for being connected with a plurality of conduit legs of the jacket respectively, and a plurality of second connecting components arranged at intervals on the other side of the lifting beam main body and used for being connected with the sliding shoe on a plurality of slide ways respectively. The invention not only can adjust the first connecting component to enable the beam lifting component to be suitable for the construction of the jacket under the condition of different supporting point spacing on the same jacket, but also can adjust the second connecting component to enable the beam lifting component to be suitable for the slideways with different spacing.
Description
Technical Field
The invention relates to the technical field of jackets, in particular to a lifting beam structure of a jacket.
Background
The jacket for hoisting installation in horizontal construction is designed according to the determined slideway spacing, so that the supporting points on the jacket are arranged on each horizontal layer during jacket construction, and the supporting point spacing value of each layer is the same, namely, the supporting point spacing value is matched with the spacing of the constructed slideway. The auxiliary frame support is required to be designed when the supporting points are arranged on each layer of the jacket so as to ensure the load transmission in the construction stage.
At present, the following problems exist for a jacket scheme for hoisting installation in horizontal construction:
(1) At jacket horizontal layer design construction supporting point, need construct auxiliary stay, this kind of design scheme can lead to the horizontal layer atress and the structural arrangement of jacket comparatively complicacy, and design work load is big, and the structural weight of jacket is also heavier relatively.
(2) The jacket scheme needs to be planned according to the determined slideway resources, and if the slideway spacing is changed in the jacket design process, the jacket scheme can be adjusted.
Disclosure of Invention
The invention aims to solve the technical problem of providing a lifting beam structure of a jacket, which aims to solve the problem of the jacket which is lifted and installed in the existing horizontal construction.
In order to solve the technical problems, the invention provides a lifting beam structure of a jacket, which is used for connecting the jacket and a sliding shoe arranged on a slide way, and comprises a plurality of lifting beam components arranged at intervals, wherein each lifting beam component comprises a lifting beam main body, a plurality of first connecting components arranged at intervals on one side of the lifting beam main body and used for being connected with a plurality of conduit legs of the jacket respectively, and a plurality of second connecting components arranged at intervals on the other side of the lifting beam main body and used for being connected with the sliding shoe on a plurality of slide ways respectively.
Still further, the beam lifting main body comprises an upper flange plate and a lower flange plate which are arranged at intervals, two edge webs which are respectively connected with two sides of the upper flange plate and the lower flange plate, a middle web which is connected with the middle area of the upper flange plate and the lower flange plate, and a plurality of beam lifting rib plates which are connected between the two edge webs and the middle web at intervals, wherein the first connecting component is arranged on the upper flange plate, and the second connecting component is arranged on the lower flange plate.
Still further, each of the first connection assemblies includes a first connection member, a second connection member disposed on the first connection member, and a third connection member connecting the first connection member and the second connection member.
Still further, the first connecting member includes two first concave main support plates disposed on the lifting beam main body at intervals, a plurality of first concave auxiliary support plates disposed on the middle regions of the two first concave main support plates at intervals, a first concave arc plate disposed on the two first concave main support plates and the plurality of first concave auxiliary support plates, two first limiting plates connected with the lifting beam main body and respectively limiting outer side walls of the two first concave main support plates, and first limiting rib plates disposed on outer side walls of the two first limiting plates and respectively connected with the lifting beam main body.
Still further, the second connecting structure comprises a first convex arc plate overlapped on the first concave arc plate, two first convex main support plates respectively arranged at two ends of the first convex arc plate, two first convex auxiliary support plates arranged in the middle area of the two first convex main support plates at intervals, end plates arranged on the first convex main support plates and the two first convex auxiliary support plates, connecting pipes arranged on the end plates, and two T-shaped structural plates arranged on the end plates and connected with two opposite sides of the connecting pipes, wherein the conduit legs are connected on the connecting pipes and the T-shaped structural plates.
Still further, the third connecting member includes two first buckle plates, a first screw rod and two first nuts, the first buckle plates are arranged on the same side outer walls of the first concave main support plate and the first convex main support plate, one of the first screw rods is penetrated to the other first buckle plate by one of the first buckle plates, and the two first nuts are respectively arranged at two ends of the first screw rod.
Still further, each of the second connection assemblies includes a fourth connection member, a fifth connection member disposed on the fourth connection member, and a sixth connection member connecting the fourth connection member and the fifth connection member.
Still further, the fourth connecting member includes two second concave primary support plates disposed on the shoe at intervals, a plurality of second concave secondary support plates disposed on the middle regions of the two second concave primary support plates at intervals, a second concave arc plate disposed on the two second concave primary support plates and the plurality of second concave secondary support plates, two second limiting plates connected with the shoe and respectively limiting outer side walls of the two second concave primary support plates, and second limiting rib plates disposed on outer side walls of the two second limiting plates and connected with the shoe.
Still further, the fifth connecting member comprises a second convex arc plate stacked on the second concave arc plate, two second convex main support plates respectively arranged at two ends of the second convex arc plate, and two second convex auxiliary support plates arranged in the middle area of the two second convex main support plates at intervals, and the lifting beam main body is connected to the two second convex main support plates and the two second convex auxiliary support plates.
Still further, the sixth connecting member includes two second buckle plates, second screw rods and two second nuts, the second buckle plates are arranged on the same side outer walls of the second concave main supporting plate and the second convex main supporting plate, the second screw rods are penetrated to the other second buckle plates by one second buckle plate, and the two second nuts are respectively arranged at two ends of the second screw rods.
The invention has the technical effects that: the plurality of beam lifting assemblies are additionally arranged between the jacket and the sliding shoes on the sliding rail, the first connecting assemblies of the beam lifting assemblies are connected with the guide pipe legs of the jacket, the second connecting assemblies of the beam lifting assemblies are connected with the sliding shoes, so that the beam lifting assemblies can be suitable for construction of the jacket under the condition that the supporting point distances on the same jacket are different through adjusting the first connecting assemblies, the auxiliary supporting structures with the same distance are required to be constructed on the horizontal layer of the jacket, the structural design of the horizontal layer of the jacket is simplified, the structural weight of the jacket is optimized, meanwhile, the beam lifting assemblies can be used for the sliding rail with different distances through adjusting the second connecting assemblies, the condition that the jacket design scheme needs to be adjusted when the sliding rail distance is changed is avoided, the jacket design scheme is not influenced by the sliding rail distance change, the adaptability of the jacket design scheme is improved, in addition, the beam lifting structure can be repeatedly used, the construction cost is reduced, and the method is suitable for loading and loading of the jacket and the trolley.
Drawings
Fig. 1 is a side view of a jacket with a beam lifting structure for connecting the jacket with a slipper, respectively, according to an embodiment of the present invention.
Fig. 2 is a top view of a jacket lifting structure according to an embodiment of the present invention after the jacket lifting structure is connected to a jacket and a slipper, respectively.
Fig. 3 is a cross-sectional view of the portion a in fig. 2.
Fig. 4 is a cross-sectional view of the portion B in fig. 2.
Fig. 5 is a cross-sectional view of the portion C in fig. 3 or fig. 4.
Fig. 6 is an enlarged view of the connection of the portion 1 selected in block 1 in fig. 3 or fig. 4.
Fig. 7 is a cross-sectional view of the portion D in fig. 6.
Fig. 8 is a cross-sectional view of the portion E of fig. 6.
Fig. 9 is a cross-sectional view of the F line portion of fig. 6.
Fig. 10 is a cross-sectional view of the G-line part of fig. 6.
Fig. 11 is an enlarged view of the connection of the block 2 part in fig. 3 or fig. 4.
1, lifting a beam assembly; 2. a jacket; 3. a slipper; 4. a slideway; 5. an upper flange plate; 6. a lower flange plate; 7. lifting Liang Jinban; 8. a side web; 9. a middle web; 10. a catheter leg; 11. a connecting pipe; 12. an end plate; 13. a T-shaped web; 14. t-shaped flange plates; 15. a first convex primary support plate; 16. a first convex sub-support plate; 17. a first convex arc plate; 18. a first concave arc plate; 19. a first concave main support plate; 20. a first concave auxiliary supporting plate; 21. a first limiting plate; 22. the first limit rib plate; 23. a first buckle plate; 24. a first screw; 25. a first nut.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the invention, so that those skilled in the art may better understand the invention and practice it.
The embodiment of the invention provides a lifting beam structure of a jacket 2, which is used for connecting the jacket 2 and a sliding shoe 3 arranged on a sliding way 4, and is shown in combination with fig. 1 to 11, and comprises a plurality of lifting beam components 1 arranged at intervals, wherein the lifting beam components 1 comprise a lifting beam main body, a plurality of first connecting components arranged at intervals on one side of the lifting beam main body and used for being respectively connected with a plurality of conduit legs 10 of the jacket 2, and a plurality of second connecting components arranged at intervals on the other side of the lifting beam main body and used for being respectively connected with the sliding shoe 3 on the sliding way 4.
The plurality of beam lifting assemblies 1 are respectively used for connecting a jacket 2 and a sliding shoe 3, specifically, each beam lifting assembly 1 is used for connecting the corresponding positions of a plurality of conduit legs 10 of the jacket 2 and the sliding shoes 3 at the corresponding positions on a plurality of sliding ways 4 arranged at intervals.
In this embodiment, the beam lifting assemblies 1 are two spaced apart. Of course, according to actual requirements, three, four, five, etc. can be set, and the greater the number, the better the supporting effect.
In this embodiment, the number of first connection assemblies in each lifting beam assembly 1 is the same as the number of support points of the catheter leg 10 and is two. Of course, according to actual needs, the number of the two may be three, four, five, etc., which is not particularly limited herein.
In this embodiment, the number of second connection assemblies in each lifting beam assembly 1 is the same as the number of skid shoes 3 and two. Of course, according to actual needs, the number of the two may be three, four, five, etc., which is not particularly limited herein.
In this embodiment, the beam lifting main body includes an upper flange plate 5 and a lower flange plate 6 which are arranged at intervals, two edge webs 8 which are respectively connected with two sides of the upper flange plate 5 and the lower flange plate 6, a middle web 9 which is connected with middle areas of the upper flange plate 5 and the lower flange plate 6, and a plurality of beam lifting rib plates 7 which are connected between the two edge webs 8 and the middle web 9 at intervals, wherein a first connecting component is arranged on the upper flange plate 5, and a second connecting component is arranged on the lower flange plate 6.
The upper flange plate 5, the lower flange plate 6, the edge web 8, the middle web 9 and the beam lifting rib plate 7 are all connected in a welding mode, so that the structural strength of the beam lifting main body is enhanced. The upper flange plate 5 and the lower flange plate 6 are identical in structure and are arranged in parallel, the two edge webs 8 and the middle flange plate 9 are arranged in parallel, the two edge webs are arranged along the length direction of the upper flange plate 5 and perpendicular to the upper flange plate 5, and the lifting Liang Jinban 7 is arranged along the length direction of the edge webs 8, the middle flange plate 9, the upper flange plate 5 and the lower flange plate 6 and perpendicular to the edge webs 8, the middle flange plate 9, the upper flange plate 5 and the lower flange plate 6.
In this embodiment, the first connecting assembly includes a first connecting member, a second connecting member disposed on the first connecting member, and a third connecting member connecting the first connecting member and the second connecting member.
Wherein the second connecting member is hinged with the first connecting member.
In this embodiment, the first connecting member includes two first concave main support plates 19 disposed on the main body of the lifting beam at intervals, a plurality of first concave auxiliary support plates 20 disposed on the middle regions of the two first concave main support plates 19 at intervals, first concave arc plates 18 disposed on the two first concave main support plates 19 and the plurality of first concave auxiliary support plates 20, two first limiting plates 21 connected with the main body of the lifting beam and respectively limiting outer side walls of the two first concave main support plates 19, and first limiting rib plates 22 disposed on outer side walls of the two first limiting plates 21 and connected with the main body of the lifting beam.
Wherein, two first concave main support plates 19, a first limiting plate 21 and a first limiting rib plate 22 are all arranged on the upper flange plate 5 of the lifting beam main body. The first concave main supporting plate 19, the first concave auxiliary supporting plate 20, the first concave arc plate 18, the first limiting plate 21 and the first limiting rib plate 22 are connected in a welding mode so as to strengthen the strength of the first connecting component.
In this embodiment, the second connection member includes a first convex arc plate 17 stacked on a first concave arc plate 18, two first convex main support plates 15 respectively provided at both ends of the first convex arc plate 17, two first convex auxiliary support plates 16 provided at intervals in the middle regions of the two first convex main support plates 15, an end plate 12 provided on the first convex main support plates 15 and the two first convex auxiliary support plates 16, a connection pipe 11 provided on the end plate 12, and two T-shaped structural plates provided on the end plate 12 and connected with opposite sides of the connection pipe 11, and the catheter leg 10 is connected on the connection pipe 11 and the T-shaped structural plates.
The first convex arc plate 17 and the first concave arc plate 18 are stacked in contact, and the two arc plates are in surface contact but are not welded. The T-shaped structural panel includes a T-shaped web 13 connected to the connecting tube 11 and a T-shaped flange 14 connected to the T-shaped web 13. The first convex arc plate 17, the first convex main support plate 15, the first convex auxiliary support plate 16, the end plate 12, the connection pipe 11 and the T-shaped structural plates are connected by welding.
The first convex arc plate 17 is overlapped on the first concave arc plate 18, so that the load of the jacket 2 can be transferred to the lifting beam main body, and the first limiting plate 21 can limit the transverse movement of the jacket 2 relative to the lifting beam main body.
When the jacket 2 is used, according to a planning scheme of the jacket 2 and the gravity center distribution condition of the jacket 2, the arrangement positions of the jacket 2 on the two conduit legs 10 are determined, and then the distance between the jacket 2 and the two first connecting components in the jacket 1 is adjusted to adapt to the support arrangement of the two conduit legs 10, so that the force transmission from the jacket 2 to the jacket 1, from the jacket 1 to the skid shoes 3 and from the skid shoes 3 to the skid 4 is realized.
In this embodiment, the third connecting member includes two first buckle plates 23, a first screw 24 and two first nuts 25, the first buckle plates 23 are disposed on the same side outer walls of the first concave main support plate 19 and the first convex main support plate 15, the first screw 24 is threaded from one of the first buckle plates 23 to the other first buckle plate 23, and the two first nuts 25 are disposed at two ends of the first screw 24.
In this embodiment, the second connection assembly includes a fourth connection member, a fifth connection member disposed on the fourth connection member, and a sixth connection member connecting the fourth connection member and the fifth connection member.
Wherein the fifth connecting member is hinged with the fourth connecting member.
In this embodiment, the fourth connecting member includes two second concave primary support plates disposed on the slipper 3 at intervals, a plurality of second concave secondary support plates disposed in a middle region of the two second concave primary support plates at intervals, and second concave arc plates disposed on the two second concave primary support plates and the plurality of second concave secondary support plates, two second limiting plates connected to the slipper 3 and limiting outer side walls of the two second concave primary support plates, respectively, and second limiting rib plates disposed on outer side walls of the two second limiting plates and connected to the slipper 3, respectively.
The two second concave main support plates, the plurality of second concave auxiliary support plates, the second concave arc plates, the second limiting plates and the second limiting rib plates are connected in a welding mode, so that the strength of the fourth connecting member is enhanced.
The fourth connecting member is disposed in the same or similar manner as the first connecting member, and will not be described herein.
In this embodiment, the fifth connecting member includes a second convex arc plate stacked on the second concave arc plate, two second convex main support plates respectively disposed at two ends of the second convex arc plate, and two second convex auxiliary support plates disposed at intervals in a middle area of the two second convex main support plates, and the beam lifting main body is connected to the two second convex main support plates and the two second convex auxiliary support plates.
The second convex arc plate and the second concave arc plate are overlapped in a contact mode, and the second convex arc plate and the second concave arc plate are in surface contact but are not welded. The second convex arc plates, the second convex main support plates and the second convex auxiliary support plates are connected in a welding mode.
The second convex arc plate is overlapped on the second concave arc plate, so that the load borne by the lifting beam main body can be transferred to the sliding shoe 3, and at the moment, the second limiting plate can limit the transverse movement of the lifting beam main body relative to the sliding shoe 3.
The fifth connecting member is identical or similar to the above-mentioned second connecting member in terms of arrangement, and only the difference is that the fifth connecting member is not provided with the end plate 12, the connecting pipe 11 and the T-shaped structural plate, but directly connects the girder lifting main body to the two second convex main support plates and the two second convex auxiliary support plates, which will not be described herein.
In this embodiment, the sixth connecting member includes two second buckle plates, a second screw rod and two second nuts, the second buckle plates are disposed on the same side outer walls of the second concave main supporting plate and the second convex main supporting plate, the second screw rod is threaded from one of the second buckle plates to the other second buckle plate, and the two second nuts are disposed at two ends of the second screw rod respectively.
The sixth connecting member is disposed in the same or similar manner as the third connecting member, and will not be described herein.
The specific implementation steps of the invention are as follows: firstly, designing a lifting beam structure according to a common jacket 2 scheme, and obtaining the pivot counter force of the lifting beam assembly 1 according to the shipping analysis and towing analysis of the jacket 2 for calculation and analysis of the lifting beam assembly 1. The building support of the jacket 2 is designed on the conduit legs 10, an auxiliary support structure is not required to be designed on the horizontal layer of the jacket 2, and the support distance between the two beam lifting assemblies 1 and the connection of the two conduit legs 10 can be adjusted.
And a second step of: according to the calculation and analysis of the lifting beam assembly 1, the size and the thickness of each component part of the lifting beam assembly 1 are determined, and the lifting beam comprises a lifting beam main body, a first connecting assembly and a second connecting assembly.
And a third step of: the lifting beam assembly 1 is used for construction of a jacket 2 which is installed in a lifting manner in horizontal construction.
Fourth step: according to the distance between the two slide ways 4 of the jacket 2 which are built on land, two second connecting assemblies of the lifting beam assembly 1 are adjusted, so that the lifting beam assembly 1 is adapted to the distance between the target slide ways 4.
Fifth step: depending on the design of the jacket 2, the two first connecting elements of the lifting beam assembly 1 are adjusted in such a way that their spacing matches the support spacing designed on the two conduit legs 10.
Sixth step: a skid shoe 3 is arranged on a land slide 4, a girder lifting assembly 1 is arranged on the skid shoe 3, and a jacket 2 is built on the girder lifting assembly 1.
Seventh step: after the jacket 2 is built, the jacket 2 is pulled and loaded, the stress of the jacket 2 is transferred to the lifting beam and the lifting beam in the loading process, the stress of the lifting beam assembly 1 is transferred to the sliding shoes 3, and the sliding shoes 3 transfer the force to the sliding ways 4.
Eighth step: after the jacket 2 is loaded, the jacket 2 tows, after the jacket 2 is transported to an installation site, the jacket 2 is dismounted and the third connecting assembly on the beam lifting assembly 1 is lifted, and the jacket 2 is hoisted and installed.
Ninth step: after the jacket 2 is hoisted and installed, the girder lifting assembly 1 and the sliding shoes 3 are transported back to the land, the connection between the girder lifting assembly 1 and the sliding shoes 3 is removed, the girder lifting assembly 1 is recovered, and the girder lifting assembly 1 is properly stored.
Tenth step: when the beam lifting assembly 1 is reused, the construction scheme is built according to the actual jacket 2, and rechecking and reconstruction are carried out.
In order to understand the technical effects of the invention, the scheme of designing a beam lifting structure is taken as an example, wherein the water depth of the ocean platform project is about 70 meters, the diameter of a steel pile is 96 inches, and the following concrete description is carried out.
The lifting weight of the jacket 2 is about 3700 tons, the distance between the slide ways 4 is 18 meters, 2 lifting beam assemblies 1 are adopted, the first lifting beam assembly 1 is arranged at-12 meters, and the second lifting beam assembly 1 is arranged at-52 meters. The jacket 2 and each lifting beam assembly 1 are respectively provided with 2 supporting points (namely the number of first connecting assemblies), the horizontal layer of the jacket 2 is not provided with an auxiliary supporting structure, and the supporting structures are all designed on the conduit legs 10. The length of the lifting beam assembly 1 is 35 m, the distance between the first lifting beam assembly 1 and the conduit leg 10 is about 25 m, and the distance between the second lifting beam assembly and the conduit leg 10 is about 30 m.
According to the loading counter force and the towing counter force of the jacket 2, the main structural model of the beam lifting assembly 1 designed by using ANSYS software is as follows: the beam lifting assembly 1 is made of GB712-2011, DH36, the beam lifting body is a 1800-mm square beam, the thickness of the upper flange plate 5 is 45 mm, the thickness of the lower flange plate 6 is 45 mm, the thickness of the side web 8 is 45 mm, the thickness of the middle web 9 is 50 mm, the thickness of the lifting Liang Jinban 7 is 38 mm, the distance along the length of the beam is about 2 m, the thickness of the first convex arc plate and the second convex arc plate is 25 mm, the thickness of the first convex main support plate 15 and the second convex main support plate is 50 mm, the thickness of the first convex auxiliary support plate 16 and the second convex auxiliary support plate is 50 mm, the thickness of the first concave arc plate 18 and the second concave arc plate is 25 mm, the thickness of the first concave main support plate 19 and the second concave main support plate is 50 mm, and the thickness of the first concave auxiliary support plate 20 and the second concave auxiliary support plate is 25 mm.
The invention has the technical effects that: the plurality of beam lifting assemblies 1 are additionally arranged between the jacket 2 and the sliding shoes 3 on the sliding ways 4, the first connecting assemblies of the beam lifting assemblies 1 are connected with the guide legs 10 of the jacket 2, the second connecting assemblies of the beam lifting assemblies 1 are connected with the sliding shoes 3, so that the beam lifting assemblies 1 can be used for building and constructing the jacket 2 under the condition that the supporting point spacing on the same jacket 2 is different through adjusting the first connecting assemblies, the auxiliary supporting structures with the same spacing are required to be constructed on the horizontal layers of the jacket 2, the structural design of the horizontal layers of the jacket 2 is simplified, the structural weight of the jacket 2 is optimized, meanwhile, the beam lifting assemblies 1 can be used for the sliding ways 4 with different spacing through adjusting the second connecting assemblies, the condition that the design scheme of the jacket 2 needs to be adjusted when the spacing of the sliding ways 4 is changed is avoided, the design scheme of the jacket 2 is not influenced by the spacing change of the sliding ways 4, in addition, the beam lifting structure of the jacket 2 can be reused, the cost of building is reduced, and the jacket 2 is suitable for tugging of a ship and a small car.
The above-described embodiments are merely preferred embodiments for fully explaining the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present invention, and are intended to be within the scope of the present invention. The protection scope of the invention is subject to the claims.
Claims (2)
1. The utility model provides a jacket lifts roof beam structure for connect jacket and set up the skid shoe on the slide, its characterized in that: the lifting beam comprises a lifting beam body, a plurality of first connecting assemblies and a plurality of second connecting assemblies, wherein the first connecting assemblies are arranged on one side of the lifting beam body at intervals and used for being connected with a plurality of conduit legs of a jacket respectively, and the second connecting assemblies are arranged on the other side of the lifting beam body at intervals and used for being connected with sliding shoes on a plurality of sliding ways respectively;
each first connecting assembly comprises a first connecting member, a second connecting member arranged on the first connecting member, and a third connecting member connecting the first connecting member and the second connecting member;
the first connecting component comprises two first concave main support plates arranged on the lifting beam main body at intervals, a plurality of first concave auxiliary support plates arranged in the middle area of the two first concave main support plates at intervals, first concave arc plates arranged on the two first concave main support plates and the plurality of first concave auxiliary support plates, two first limiting plates connected with the lifting beam main body and respectively limiting the outer side walls of the two first concave main support plates, and first limiting rib plates respectively arranged on the outer side walls of the two first limiting plates and connected with the lifting beam main body;
the second connecting component comprises a first convex arc plate, two first convex main support plates, two first convex auxiliary support plates, end plates, connecting pipes and two T-shaped structural plates, wherein the first convex arc plate is overlapped on the first concave arc plate, the two first convex main support plates are respectively arranged at two ends of the first convex arc plate, the two first convex auxiliary support plates are arranged in the middle area of the two first convex main support plates at intervals, the end plates are arranged on the first convex main support plates and the two first convex auxiliary support plates, the connecting pipes are arranged on the end plates, the two T-shaped structural plates are arranged on the end plates and are connected with two opposite sides of the connecting pipes, and the guide pipe legs are connected with the connecting pipes and the T-shaped structural plates;
the third connecting member comprises two first buckle plates, a first screw rod and two first nuts, the first buckle plates are arranged on the outer walls of the same sides of the first concave main support plate and the first convex main support plate, one first buckle plate penetrates through one first screw rod to the other first buckle plate, and the two first nuts are respectively arranged at two ends of the first screw rod;
each of the second connection assemblies includes a fourth connection member, a fifth connection member disposed on the fourth connection member, and a sixth connection member connecting the fourth connection member and the fifth connection member;
the fourth connecting component comprises two second concave main supporting plates arranged on the sliding shoe at intervals, a plurality of second concave auxiliary supporting plates arranged in the middle area of the two second concave main supporting plates at intervals, second concave arc plates arranged on the two second concave main supporting plates and the plurality of second concave auxiliary supporting plates, two second limiting plates connected with the sliding shoe and respectively limiting the outer side walls of the two second concave main supporting plates, and second limiting rib plates respectively arranged on the outer side walls of the two second limiting plates and connected with the sliding shoe;
the fifth connecting component comprises a second convex arc plate, two second convex main support plates and two second convex auxiliary support plates, wherein the second convex arc plate is overlapped on the second concave arc plate, the two second convex main support plates are respectively arranged at two ends of the second convex arc plate, the two second convex auxiliary support plates are arranged in the middle area of the two second convex main support plates at intervals, and the lifting beam main body is connected to the two second convex main support plates and the two second convex auxiliary support plates;
the sixth connecting member comprises two second buckle plates, a second screw rod and two second nuts, wherein the second buckle plates are arranged on the outer walls of the same sides of the second concave main support plate and the second convex main support plate, one second buckle plate penetrates one second screw rod to the other second buckle plate, and the two second nuts are respectively arranged at two ends of the second screw rod.
2. The jacket lifting beam structure of claim 1, further comprising: the beam lifting main body comprises an upper flange plate and a lower flange plate which are arranged at intervals, two edge webs which are respectively connected with two sides of the upper flange plate and the lower flange plate, a middle web which is connected with the middle area of the upper flange plate and the middle area of the lower flange plate, and a plurality of beam lifting rib plates which are connected between the two edge webs and the middle web at intervals, wherein the first connecting component is arranged on the upper flange plate, and the second connecting component is arranged on the lower flange plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210699363.3A CN115075210B (en) | 2022-06-20 | 2022-06-20 | Lifting beam structure of jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210699363.3A CN115075210B (en) | 2022-06-20 | 2022-06-20 | Lifting beam structure of jacket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115075210A CN115075210A (en) | 2022-09-20 |
| CN115075210B true CN115075210B (en) | 2024-03-22 |
Family
ID=83254345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210699363.3A Active CN115075210B (en) | 2022-06-20 | 2022-06-20 | Lifting beam structure of jacket |
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