CN213037279U - Shifting device for large offshore skid block - Google Patents
Shifting device for large offshore skid block Download PDFInfo
- Publication number
- CN213037279U CN213037279U CN202020844794.0U CN202020844794U CN213037279U CN 213037279 U CN213037279 U CN 213037279U CN 202020844794 U CN202020844794 U CN 202020844794U CN 213037279 U CN213037279 U CN 213037279U
- Authority
- CN
- China
- Prior art keywords
- skid
- shaped steel
- support arm
- jacking
- skid block
- 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.)
- Active
Links
Images
Landscapes
- Revetment (AREA)
Abstract
The utility model relates to a shifting device of a marine large-scale skid block, which comprises a skid block main body, wherein the bottom of the skid block main body is symmetrically provided with at least one pair of skid seats for mounting the skid block main body on a deck, and the shifting device comprises a jacking component and a moving component; the jacking assembly comprises a T-shaped steel positioned and mounted at the top of the skid seat and an I-shaped steel vertically connected with the T-shaped steel and extending outwards; the bottom of the I-shaped steel is provided with a jacking piece for jacking the offshore large skid block to a preset height; the movable assembly comprises a slideway arranged at a preset position of the deck and a guide rail arranged at the bottom of the skid seat and matched with the slideway so that the large offshore skid block can move on the slideway. The shifting device safely and stably realizes the shifting of the large sledge block, advances the progress of the project, reduces the construction cost and improves the economic benefit.
Description
Technical Field
The utility model relates to a marine large-scale skid piece aversion construction technical field especially relates to a shift unit of marine large-scale skid piece.
Background
Along with the needs of offshore oil production development, the reconstruction construction operation of offshore platforms is more and more, in the reconstruction construction process, the large skid block shifting operation is often involved, and according to the traditional thinking mode, the shifting method generally comprises the following two methods: firstly, the crane is utilized to integrally move, the method is the most rapid, however, the requirement of reconstruction construction is not completely considered at the initial design stage, the condition that the platform crane cannot cover the reconstruction construction site often occurs, and the cost is quite huge if the sea crane ship is used for hoisting; secondly, the components are moved and reassembled after being disassembled, but the construction period required by the method is unacceptable for most engineering projects, and the process and the instrument pipeline on the skid block are complicated and difficult to recover.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a shift unit of marine large-scale skid piece.
The utility model provides a technical scheme that its technical problem adopted is: the displacement device for constructing the offshore large skid block comprises a skid block main body, wherein at least one pair of skid seats for mounting the skid block main body on a deck are symmetrically arranged at the bottom of the skid block main body, and the displacement device comprises a jacking assembly and a moving assembly;
the jacking assembly comprises a T-shaped steel positioned and mounted at the top of the skid seat and an I-shaped steel vertically connected with the T-shaped steel and extending outwards; the bottom of the I-shaped steel is provided with a jacking piece for jacking the offshore large skid block to a preset height;
the movable assembly comprises a slideway arranged at a preset position of the deck and a guide rail arranged at the bottom of the skid seat and matched with the slideway so that the large offshore skid block can move on the slideway.
Preferably, the T-shaped steel comprises a vertical rod connected with the top of the sledge base and a cross rod vertically arranged on the vertical rod;
the I-shaped steel comprises a first support arm, a second support arm and a third support arm, wherein the first support arm and the second support arm are parallel to each other, and the third support arm is vertically connected with the first support arm and the second support arm;
the first support arm is connected with the cross rod in an extending mode, the second support arm is connected with the periphery of the vertical rod in a perpendicular mode, and the third support arm is parallel to the vertical rod.
Preferably, the jacking assembly further comprises a T-shaped steel reinforcing rib plate which is used for connecting one end, far away from the I-shaped steel, of the T-shaped steel with the upper end of the skid seat.
Preferably, the jacking assembly further comprises an I-shaped steel reinforcing rib plate for connecting the T-shaped steel and the I-shaped steel.
Preferably, the jacking assembly further comprises baffles which are arranged at two ends of the lower side surface of the second support arm in parallel and used for limiting the jacking piece.
Preferably, the slideway is a channel steel;
the guide rail is a square steel pipe;
the square steel pipe is slidably mounted in the groove of the channel steel.
Preferably, the lifting lug and the driving piece are further included;
the lifting lug is arranged on the deck in the extension direction of the slideway;
the driving piece comprises a hook and a chain lock;
the hook is connected with the lifting lug;
the first end of the chain lock is connected with the hook, the second end of the chain lock is connected with the square steel tube, and the chain lock drives the square steel tube to move along the channel steel under the pulling of an operator.
Preferably, the jacking member is a jack.
Implement the utility model discloses following beneficial effect has: the shifting device safely and stably realizes the shifting of the large sledge block, advances the progress of the project, reduces the construction cost and improves the economic benefit.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic structural diagram of a jacking assembly of the present invention;
FIG. 2 is a schematic view of the jacking assembly of FIG. 1 from another perspective;
FIG. 3 is a schematic diagram of the sled block displacement arrangement of the present invention;
FIG. 4 is a schematic diagram of the shifting structure of the sled block according to the present invention;
FIG. 5 is another view of FIG. 4;
fig. 6 is a schematic structural view of the matching of the slide and the guide rail of the present invention;
fig. 7 is a schematic structural view of the cooperation between the lifting lug and the driving member of the present invention.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention, but do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.
It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
As shown in fig. 1-7, the present invention relates to a shifting device for a marine large skid block, which includes a skid block main body 100, wherein at least a pair of skid seats 101 for mounting the skid block main body 100 on a deck are symmetrically disposed at the bottom of the skid block main body 100.
The shifting device comprises a jacking assembly and a moving assembly.
The jacking assembly comprises a T-shaped steel 1 positioned and mounted at the top of the skid seat 101 and an I-shaped steel 2 vertically connected with the T-shaped steel 1 and extending outwards; the bottom of the I-steel 2 is provided with a jacking piece 6 for jacking the large offshore skid block to a preset height.
Further, the T-shaped steel 1 includes a vertical rod 11 connected to the top of the sled base 101 and a horizontal rod 12 vertically disposed on the vertical rod.
The I-steel 2 comprises a first arm 21, a second arm 22 and a third arm 23 which are parallel to each other and vertically connected with each other. The top of the vertical rod 11 sledge seat 101 is welded by adopting a single-side fillet welding process.
Wherein, the first arm 21 is connected with the cross bar 12 in an extending way, and further, the first arm 21 and the cross bar 12 adopt a full penetration welding process.
The second support arm 22 is vertically connected with the periphery of the vertical rod 11, and the two are welded by adopting a double-corner welding process.
The third arm 23 is disposed parallel to the vertical rod 11, and it is understood that other structural forms may be adopted as long as a structure for the jacking member 6 to contact and apply force is constructed. Such as a component that may be provided in an inverted L configuration.
Further, the jacking assembly further comprises a T-shaped steel reinforcing rib plate 3 which is used for connecting one end, far away from the I-shaped steel 2, of the T-shaped steel 1 and the upper end of the skid seat 101, so that the stability of the whole structure is improved.
Furthermore, the jacking assembly further comprises an I-shaped steel reinforcing rib plate 4 for connecting the T-shaped steel 1 and the I-shaped steel 2, so that the stability of the whole structure is improved.
Further, the jacking assembly further comprises baffle plates 5 which are arranged at two ends of the lower side surface of the second support arm 22 in parallel and used for limiting the jacking piece 6, and the baffle plates and the jacking piece are welded by adopting a single-side fillet weld process. The top plate 5 prevents the lifting member 6 from shaking left and right and toppling over, and of course, in some embodiments, a sleeve surrounding the periphery of the lifting member 6 may be arranged below the second support arm 22.
Further, the lifting member 6 is a jack, as shown in fig. 3, the jack may be a "one-drag-eight" jack, and lifts 8 skid block bodies 100 at a time. Of course, other jacking devices may be used, and are not limited herein.
In this embodiment, the moving assembly includes a skid 7 disposed at a predetermined position on the deck, and a guide rail 8 disposed at the bottom of the skid base 101 and cooperating with the skid 7 to move the marine large skid block on the skid 7.
As shown in fig. 4-5, the offshore large skid is to be transported from production module I to production module II, i.e. the skid 7 is arranged in a straight line between them.
Further, the slideway 7 is a channel steel, the guide rail 8 is a square steel pipe, and the square steel pipe is slidably mounted in a groove of the channel steel. Of course, the slideway 7 can also be a square steel pipe, and the guide rail 8 can be an inverted channel steel nested on the square steel pipe.
Further, the movable assembly further comprises a lifting lug 9 and a driving piece 10, the lifting lug 9 is arranged on a deck in the extension direction of the slide way, the driving piece 10 comprises a hook and a chain lock, the hook is connected with the lifting lug, the first end of the chain lock is connected with the hook, the second end of the chain lock is connected with the square steel pipe, and the chain lock drives the square steel pipe to move along the channel steel under the pulling of an operator. Furthermore, a hanging ring is arranged at the first end of the guide rail 8 for the chain lock to be positioned and hung.
Of course, the driving member 10 may be a chain block (chain block) or an electric block connected to the lifting lug. The tail end of the chain block is connected with the guide rail 8 through a steel wire rope and the like, or is hooked on a hanging ring or a pull ring of the guide rail 8.
In some embodiments, a slideway 7 may be provided on the deck, and a self-guided vehicle (AGV) is provided on the slideway 7, and the offshore large skid block is carried and carried by the vehicle.
In the embodiment, the welding seam between the skid seat 101 and the deck is ground to be separated from the deck, and relevant auxiliary pipelines, cables and the like are dismantled;
checking the structural state of the sledge seat 101, and welding a jacking fulcrum (comprising T-shaped steel 1, I-shaped steel 2 and the like) of the sledge seat 101 according to a design and installation layout of the mobile device;
jacking the offshore large skid block to a preset height by using a jack with one driving eight, mounting a slideway 7 on a deck, and mounting a guide rail 8 and a slideway below a skid seat 101;
a fixed lifting lug 9 is arranged on a deck in front of the slideway 7 and used for hanging a hoist, and the tail end of the hoist is connected with an installed guide rail 8 through a steel wire rope;
the guide rail 8 is pulled by a hoist, so that the large offshore skid block can stably slide in the slideway 7;
after the marine large-scale skid block reaches the new installation position, the marine large-scale skid block is jacked again, the guide rail 8 and the slideway 7 are dismantled, the jack is gradually released, the marine large-scale skid block is stably placed on the deck, and the skid seat 101 and the deck are welded and fixed.
In this embodiment, the marine large skid block is a flash skid, and may be a characteristic skid body thereof, which is not specifically limited herein.
The shifting device safely and stably realizes the shifting of the large sledge block, advances the progress of the project, reduces the construction cost and improves the economic benefit.
It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (8)
1. A shifting device of an offshore large skid block comprises a skid block main body, wherein at least one pair of skid seats used for mounting the skid block main body on a deck are symmetrically arranged at the bottom of the skid block main body;
the jacking assembly comprises a T-shaped steel positioned and mounted at the top of the skid seat and an I-shaped steel vertically connected with the T-shaped steel and extending outwards; the bottom of the I-shaped steel is provided with a jacking piece for jacking the offshore large skid block to a preset height;
the movable assembly comprises a slideway arranged at a preset position of the deck and a guide rail arranged at the bottom of the skid seat and matched with the slideway so that the large offshore skid block can move on the slideway.
2. The device for shifting the marine large skid block according to claim 1, wherein the T-shaped steel comprises a vertical rod connected to the top of the skid base and a cross rod vertically arranged on the vertical rod;
the I-shaped steel comprises a first support arm, a second support arm and a third support arm, wherein the first support arm and the second support arm are parallel to each other, and the third support arm is vertically connected with the first support arm and the second support arm;
the first support arm is connected with the cross rod in an extending mode, the second support arm is connected with the periphery of the vertical rod in a perpendicular mode, and the third support arm is parallel to the vertical rod.
3. The device of claim 2, wherein the jacking assembly further comprises a T-shaped steel reinforcing rib plate connecting one end of the T-shaped steel, which is far away from the I-shaped steel, with the upper end of the skid base.
4. The shifting device of the marine large skid block according to claim 2, wherein the jacking assembly further comprises an i-steel reinforcing rib plate connecting the T-steel and the i-steel.
5. The device of claim 2, wherein the jacking assembly further comprises a stop plate disposed in parallel at two ends of the lower side of the second arm for limiting the position of the jacking member.
6. The device of claim 1, wherein the skid is a channel;
the guide rail is a square steel pipe;
the square steel pipe is slidably mounted in the groove of the channel steel.
7. The displacement device of the offshore large skid block, as recited in claim 6, further comprising a lifting lug and a driving member;
the lifting lug is arranged on the deck in the extension direction of the slideway;
the driving piece comprises a hook and a chain lock;
the hook is connected with the lifting lug;
the first end of the chain lock is connected with the hook, the second end of the chain lock is connected with the square steel tube, and the chain lock drives the square steel tube to move along the channel steel under the pulling of an operator.
8. The device of claim 1, wherein the jacking member is a jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020844794.0U CN213037279U (en) | 2020-05-19 | 2020-05-19 | Shifting device for large offshore skid block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020844794.0U CN213037279U (en) | 2020-05-19 | 2020-05-19 | Shifting device for large offshore skid block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213037279U true CN213037279U (en) | 2021-04-23 |
Family
ID=75520223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020844794.0U Active CN213037279U (en) | 2020-05-19 | 2020-05-19 | Shifting device for large offshore skid block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213037279U (en) |
-
2020
- 2020-05-19 CN CN202020844794.0U patent/CN213037279U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0815328B1 (en) | Method and apparatus for installing prefabricated deck packages on offshore jacket foundations | |
| JP5383631B2 (en) | Offshore wind turbine installation ship and offshore wind turbine installation method using the same | |
| US6729804B1 (en) | Cantilevered tower for jack-up platform | |
| US4109480A (en) | Under water crane | |
| US4229121A (en) | Concrete removal apparatus | |
| CN102828697A (en) | Telescopic overall hoisting derrick device and hoisting method thereof | |
| JP3343817B2 (en) | Hoisting device | |
| GB2207475A (en) | Tie-in system for flowlines | |
| CN213037279U (en) | Shifting device for large offshore skid block | |
| US4305467A (en) | Blow-out preventer lift system and method | |
| AU2014222822B2 (en) | Method for installing an elongate element in a stretch of water, and associated device and installation | |
| CN105523487A (en) | Blowout preventer lifting device | |
| CN107013743A (en) | Deep water hydrocarbon platform steel catenary riser installation method | |
| CN216512739U (en) | Heavy well lid start-stop equipment of inspection shaft | |
| CN205916301U (en) | Moon pool and extra large worker's equipment of having it with set up displacement device on this moon pool | |
| RU2645837C1 (en) | Centering device | |
| KR20200063176A (en) | Ship lift platform with movable connector for connecting to a pier | |
| CN209142094U (en) | Multifunctional mobile trusk cleaner | |
| CN107460876B (en) | Improved pile driver platform | |
| CN110980538A (en) | Pipe lifting frame for repairing marine pipe | |
| CN207863857U (en) | More shower hole derrick vehicle devices | |
| KR101721706B1 (en) | Device for transporting and placing a bridge of an offshore oil rig for sea operation onto a floating or stationary structure | |
| CN213576512U (en) | Rotating platform for assisting posture conversion of underwater equipment | |
| JP6084872B2 (en) | Tubing device | |
| CN212001089U (en) | Movable land construction platform for wharf transformation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |