CN212423408U - Protection device capable of lifting and preventing scour in semi-submersible barge bottom-setting construction - Google Patents
Protection device capable of lifting and preventing scour in semi-submersible barge bottom-setting construction Download PDFInfo
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- CN212423408U CN212423408U CN202022174857.9U CN202022174857U CN212423408U CN 212423408 U CN212423408 U CN 212423408U CN 202022174857 U CN202022174857 U CN 202022174857U CN 212423408 U CN212423408 U CN 212423408U
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Abstract
The utility model relates to a hull protection technical field especially relates to a protection device and construction method that semi-submersible barge sits construction at bottom and can promote scour protection. This protector includes: the anti-scouring device comprises a plurality of anti-scouring plates, wherein each anti-scouring plate comprises a steel skeleton frame, each steel skeleton frame is formed by connecting a plurality of steel skeleton frame units, each cable is connected with each steel skeleton frame unit, a slide way is arranged on the hull of the semi-submersible barge, a sliding block can be arranged on the slide way in a relatively sliding manner, the steel skeleton frames are hinged with the sliding block, and the cables are connected to a winch; the problem of the washing away of semi-submerged ship protection position is solved, the utility model discloses can carry out effectual scour prevention protection all around to the hull, simple structure, convenient for material collection, the cost is cheap, prefabricates in advance on the land, the equipment is accomplished, can realize the fast assembly with the hull, raises the efficiency, realizes the promotion and the transfer of scour prevention board through setting up of slide, has avoided the scour prevention board to influence the berth of boats and ships side about starboard.
Description
Technical Field
The utility model relates to a hull protection technical field especially relates to a protection device that semi-submerged barge sits construction at bottom and can promote the scour protection.
Background
When the semi-submersible ship is sitting the end construction operation, because receive the influence of wave and rivers among the marine environment, it erodees to take advantage of the ship's of semi-submersible ship seat end basis easily, produce easily when scouring seriously and erode the hole, the stability of sitting the end that leads to foundation's bearing capacity and semi-submersible ship receives serious influence, consequently, semi-submersible ship sits the end basis and is erodeed and undercuts, and how to protect and receive the concern and the attention of engineering boundary always, because the automatically regulated of height can't be realized according to the geological conditions to scour prevention structure among some hull bottom protector at present, consequently, relatively poor to the adaptability of different geological conditions.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the above-mentioned not enough that exists when sitting the bottom construction to current semi-submerged barge, the utility model provides a semi-submerged barge sits bottom construction and can promote the protector and the construction method of scour prevention, this protector has solved among the prior art semi-submerged barge when sitting the bottom construction operation, owing to receive the influence of wave and rivers among the marine environment, easy semi-submerged barge sits the bottom foundation and produces the scour, can produce the scouring pit when sitting the bottom foundation scour seriously, this will lead to the bearing capacity decline of foundation base, thereby produce the technical problem of serious influence to the bottom stability of semi-submerged barge, the scour prevention structure who has solved some among the current hull bottom protector can't realize the technical problem of automatically regulated height according to the geological conditions simultaneously, therefore the invention has better adaptability to different geology.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a protection device for lifting and anti-scouring in semi-submersible barge bottom construction, which is connected with the bottom of a hull of the semi-submersible barge, and comprises the following components:
the anti-scouring plates are arranged around the bottom of the ship body and comprise steel skeleton frames, and the steel skeleton frames are formed by connecting a plurality of steel skeleton frame units;
the steel skeleton frame units are connected with the steel skeleton frame units respectively;
a slide disposed on a hull of the semi-submersible barge;
the sliding blocks can be arranged on the slide ways in a relatively sliding mode, and the steel skeleton framework is hinged with the sliding blocks;
and the plurality of cables are connected to the winch.
Furthermore, the protection device also comprises a plurality of guide wheels used for changing the direction of the cable connected with the steel skeleton frame unit.
Further, the scour prevention plate further comprises a plurality of scour prevention plate units.
Further, the scour prevention plate unit is a thin steel plate, or reinforced rubber or reinforced geotextile.
Further, the thin steel plate is connected with the steel skeleton frame in a welding mode, and the reinforced rubber or reinforced geotextile is connected with the steel skeleton frame through a pressing plate.
Furthermore, gaps among the steel skeleton frame units are butted by rubber sheets.
Further, each cable is connected to a suspension point on each steel skeleton frame unit.
Further, the steel skeleton frame and the slider form a hinge point.
The method for constructing by adopting the protective device comprises the following steps:
s1, prefabricating the steel skeleton frame and the anti-scouring plate unit on land, and installing the structure in a dock;
s2, when the semi-submersible barge reaches a designated construction operation area, selecting a proper bottom-setting position with the assistance of a positioning system to perform submerging and bottom-setting;
s3, firstly placing the scour prevention plate on a deck of the semi-submersible barge, after the semi-submersible barge is submerged and seated, placing the scour prevention plate to a preset position through a slideway, after the scour prevention plate is placed to the preset position, slowly placing a cable through a winch of the semi-submersible barge, and rotating the scour prevention plate around a hinged point until the scour prevention plate is completely placed;
s4, after the construction operation of the semi-submersible barge is completed, the scour prevention plate needs to be packed up in advance, the cable is slowly pulled up by the winch in the packing process, and after the scour prevention plate reaches the vertical position, the ship side protection device is lifted to the ship deck position along the slide way by the winch, so that the scour prevention plate is prevented from influencing the parking of the ship side.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model provides a semi-submersible barge sits end construction and can promote protector of scour prevention, this protector is connected with the hull bottom, can dive along with the ship after getting suitable sit end position, and combine the needs of actual engineering, the scour prevention board can be along slide according to geological conditions automatically regulated height, it provides the transfer and the promotion of scour prevention board to set up the slide, it forms the pin joint with the steel skeleton frame is articulated together to set up the slider, can realize that scour prevention board and steel skeleton frame are rotatory around this pin joint, can in time adjust the position of steel skeleton frame in the work progress simultaneously, this protector has effectively solved the scouring problem of semi-submersible barge protection position, can be to carrying out effectual scour prevention protection all around the hull, security and the sit end basis when guaranteeing semi-submersible barge to sit end construction operation are not erodeed.
2. The protection device provided by the utility model is connected in series through the cable, and can realize the folding and unfolding of a plurality of anti-scouring plates and a steel skeleton frame through one winch, thereby facilitating construction; this protector simple structure simultaneously, mainly by the reinforcing bar frame as main skeleton, major structure can be by the steel sheet, add multiple materials such as muscle rubber or add muscle geotechnological cloth and constitute, also can select suitable material as major structure according to actual construction environment's geological conditions, convenient for material collection, the cost is cheap, this protector is an efficient ground scour prevention protection device, sit the end and transfer the device after the end when boats and ships location, can effectually prevent the regional scouring problem of the device protection.
3. The utility model provides a protector prefabricates in advance on land, the equipment is accomplished, can realize with hull fast assembly, raises the efficiency, when protecting the operation, only need constructor on the ship operate can, need not the diver and dive, guaranteed diver's security, the utility model discloses a scheme can realize the promotion and the transfer of side of port and starboard side scour protection board, does not influence the berthing of boats and ships side in semi-submerged ship construction operation process, the utility model provides a protector not only can carry out effectual scour protection around the hull, sits the end basis and is not erodeed when guaranteeing semi-submerged ship to sit end construction operation, also can provide the reference for other construction sit end boats and ships simultaneously to there is corresponding main protection position of selection.
Drawings
Fig. 1 is a front view of a protective device for lifting and anti-scouring in semi-submersible barge bottom-setting construction provided by the embodiment of the invention;
FIG. 2 is a side view of the guard provided in FIG. 1;
FIG. 3 is a top view of the guard provided in FIG. 1;
1-scour prevention plate, 11-steel skeleton frame, 12-scour prevention plate unit, 121-rubber sheet, 2-cable, 3-slideway, 4-slide block, 5-semi-submersible barge, 6-hinged point, 7-hoisting point, 8-guide wheel and 9-winch.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to more clearly and specifically describe the protection device for preventing scour during semi-submersible barge bottoming construction provided by the embodiment of the invention, the following description will be given with reference to specific embodiments.
Example 1
As shown in fig. 1-3, a protective device capable of lifting and preventing scour in semi-submersible barge bottom-setting construction is connected with the bottom of a hull of a semi-submersible barge 5, and can effectively prevent scour around the hull, so that the safety of the semi-submersible barge during bottom-setting construction operation and the bottom setting foundation are ensured not to be scoured;
the protection device comprises:
the anti-scouring plates 1 are arranged around the bottom of the ship body, each anti-scouring plate 1 comprises a steel skeleton frame 11, and each steel skeleton frame 11 is formed by connecting a plurality of steel skeleton frame units, is in a combined form and can realize the folding and unfolding of the whole steel skeleton frame;
each cable 2 is connected with each steel rib framework unit, each cable 2 is connected with a hoisting point 7 on each steel rib framework unit, and the single steel rib framework units are connected into a whole, so that the overall steel rib framework is folded and unfolded; the slide way 3 is arranged on the hull of the semi-submersible barge 5, and the slide way can provide the descending and the lifting of the scour prevention plate; the slider 4, but slider 4 relative slip set up in on the slide 3, the reinforcing bar frame 11 is in the same place with slider 4 is articulated, reinforcing bar frame 11 forms pin joint 6 with slider 4, can realize that reinforcing bar frame 11 rotates around this pin joint to realize that the scour protection board rotates around this pin joint, and then can in time adjust the position of reinforcing bar frame 11 in the work progress.
Still be provided with hoist engine 9 in this embodiment, many hawsers 2 are connected on hoist engine 9, can realize the process of receiving and releasing of a plurality of scour prevention boards and reinforcing bar frame unit through a hoist engine, operation construction is convenient, control many interconnect's hawser through a hoist engine in this embodiment, thereby realize that each reinforcing bar frame unit's whole receive and releases, a plurality of reinforcing bar frame unit whole forms reinforcing bar frame structure in this embodiment, be mutually independent between each reinforcing bar frame unit simultaneously.
In this embodiment the protection device further comprises a plurality of guide wheels 8 for changing the direction of the cable connected with the steel skeleton frame unit, wherein the guide wheels 8 change the direction of the cable connected with the steel skeleton frame unit, so that the overall movement of the steel skeleton frame is realized.
In this embodiment scour prevention board 1 still includes a plurality of scour prevention board units 12, scour prevention board unit 12 is the steel sheet, perhaps for adding muscle rubber or reinforced geotechnological cloth, convenient for material selection, the cost is cheap, the steel sheet pass through the welded mode with steel skeleton frame 11 connects, add muscle rubber or reinforced geotechnological cloth and pass through the clamp plate and be connected with steel skeleton frame 11, the clamp plate punches and uses the bolt-up.
Gaps among the steel rib framework units are butted by the rubber sheets 121, so that no gap exists among the steel rib framework units basically.
The embodiment of the utility model provides a protection device that semi-submerged barge sit at bottom construction can promote scour prevention can realize the promotion and transfer of side port scour prevention device in the work progress, does not influence the berthing of side port in semi-submerged barge construction operation in-process, and this protection device still is equipped with slide 3, slide 3 sets up on semi-submerged barge 5's hull, the slide can provide the transfer and the promotion of scour prevention board; the slider 4, but slider 4 relative slip set up in on the slide 3, the reinforcing bar frame 11 is in the same place with slider 4 is articulated, reinforcing bar frame 11 forms pin joint 6 with slider 4, can realize that reinforcing bar frame 11 rotates around this pin joint to realize that the scour protection board rotates around this pin joint, and then can in time adjust the position of reinforcing bar frame 11 in the work progress.
The protection device is connected with the bottom of the ship body, when the ship selects a proper bottom-sitting position, the ship can submerge along with the ship, when the ship sits at the bottom, the anti-scouring plate can be lowered to the periphery of the ship, the protection device can effectively solve the scouring problem of the protection position of the semi-submersible ship, the anti-scouring devices are connected in series through cables, and the winding and unwinding of a plurality of anti-scouring devices can be realized through one winch, so that the construction is facilitated; the protector that this embodiment provided mainly comprises the steel skeleton frame as main skeleton, and major structure can be by the sheet steel, add muscle geotechnological cloth, add multiple materials such as muscle rubber and constitute, also can select suitable material as major structure according to actual construction environment's geological conditions, and this structure is an efficient ground scour prevention protection device, sits the end and transfers this protector after when the boats and ships location, can effectually prevent the regional scouring problem of this device protection.
The method for constructing by adopting the protective device comprises the following steps:
s1, prefabricating the steel skeleton 11 and the anti-scouring plate unit 12 on land, and installing the structure in a dock; the protective device is prefabricated and assembled in advance on land, so that the rapid assembly with the ship body can be realized, and the efficiency is improved;
s2, when the semi-submersible barge 5 reaches a designated construction operation area, selecting a proper submersible position with the assistance of a positioning system to submerge and sit on the ground;
s3, firstly placing the scour prevention plate 1 on a deck of a semi-submersible barge 5, after the semi-submersible barge 5 is submerged and bottomed, placing the scour prevention plate 1 to a preset position through a slideway 3, after the scour prevention plate 1 is placed to the preset position, slowly placing a cable 2 through a winch 9 of the semi-submersible barge 5, and rotating the scour prevention plate 1 around a hinge point 6 until the scour prevention plate 1 is completely placed;
s4, after the construction operation of the semi-submersible barge 5 is completed, the erosion prevention plate 1 needs to be packed up in advance, the cable 2 is slowly pulled up by the winch 9 in the packing process, and after the erosion prevention plate 1 reaches the vertical position, the ship port and starboard side protection device is lifted to the ship deck position along the slideway 3 by the winch 9, so that the impact prevention plate 1 is prevented from influencing the stop of the port and starboard side of the ship.
Adopt the semi-submersible barge that this embodiment provided to sit at the bottom construction can promote during the protector of scour prevention protects the operation, only need constructor on the ship operation can, need not diver and dive, guaranteed diver's security, the utility model discloses not only can carry out effectual scour prevention protection all around to the hull, sit at the bottom basis and not erode when guaranteeing semi-submersible barge to sit at the bottom construction operation, also can provide the reference for other constructions sit at the bottom boats and ships simultaneously, pointed selection main protection position. In addition, the embodiment of the utility model provides an in still be equipped with slide and slider, realized the promotion and transfer of scour prevention board through the slide, specifically, scour prevention board is placed at first on semi-submersible barge deck in the work progress, after semi-submersible barge dives and sits the end and accomplish, scour prevention board can be transferred to preset position through the slide, after putting preset position under scour prevention board, begin slowly to transfer the hawser through semi-submersible barge's hoist engine, scour prevention board is rotatory around the pin joint, until scour prevention board all transfer the completion; after semi-submerged barge construction operation is accomplished, need pack up the scour prevention board in advance, adopt the hoist engine to pull up the hawser slowly at packing up the in-process, after the scour prevention board reaches vertical position, promote boats and ships side to side protector along the slide to boats and ships deck position through the hoist engine, avoid the scour prevention board to influence the berthing of side of boats and ships.
Claims (8)
1. The utility model provides a protection device that construction of semi-submerged barge sit at bottom can promote scour protection, its hull bottom with semi-submerged barge (5) is connected which characterized in that: the protection device comprises:
the anti-scouring device comprises a plurality of anti-scouring plates (1) arranged around the bottom of a ship body, wherein each anti-scouring plate (1) comprises a steel skeleton (11), and each steel skeleton (11) is formed by connecting a plurality of steel skeleton units;
a plurality of cables (2), wherein each cable (2) is connected with each steel skeleton frame unit;
a chute (3), said chute (3) being arranged on the hull of a semi-submersible barge (5);
the sliding block (4) is arranged on the slide way (3) in a relatively sliding manner, and the steel skeleton frame (11) is hinged with the sliding block (4);
and the plurality of cables (2) are connected to the winch (9).
2. The shielding device of claim 1, wherein: the protective device also comprises a plurality of guide wheels (8) used for changing the direction of the cable connected with the steel skeleton frame unit.
3. The shielding device of claim 1, wherein: the anti-scouring plate (1) further comprises a plurality of anti-scouring plate units (12).
4. The shielding device of claim 3, wherein: the scour prevention plate unit (12) is a thin steel plate or reinforced rubber or reinforced geotextile.
5. The guard of claim 4, wherein: the thin steel plate is connected with the steel rib framework (11) in a welding mode, and the reinforced rubber or reinforced geotextile is connected with the steel rib framework (11) through a pressing plate.
6. The shielding device of claim 1, wherein: gaps among the steel skeleton frame units are butted by a rubber sheet (121).
7. The shielding device of claim 1, wherein: each cable (2) is connected with a hoisting point (7) on each steel skeleton frame unit.
8. The shielding device of claim 1, wherein: the steel skeleton frame (11) and the slide block (4) form a hinge point (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022174857.9U CN212423408U (en) | 2020-09-28 | 2020-09-28 | Protection device capable of lifting and preventing scour in semi-submersible barge bottom-setting construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022174857.9U CN212423408U (en) | 2020-09-28 | 2020-09-28 | Protection device capable of lifting and preventing scour in semi-submersible barge bottom-setting construction |
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| CN212423408U true CN212423408U (en) | 2021-01-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061335A (en) * | 2020-09-28 | 2020-12-11 | 中交第一航务工程局有限公司 | Protection device capable of lifting and preventing scouring in semi-submersible barge bottom-setting construction and construction method |
-
2020
- 2020-09-28 CN CN202022174857.9U patent/CN212423408U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061335A (en) * | 2020-09-28 | 2020-12-11 | 中交第一航务工程局有限公司 | Protection device capable of lifting and preventing scouring in semi-submersible barge bottom-setting construction and construction method |
| CN112061335B (en) * | 2020-09-28 | 2024-03-22 | 中交第一航务工程局有限公司 | Protection device capable of improving scour prevention for semi-submersible barge bottoming construction and construction method |
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