CN217436000U

CN217436000U - Anchoring ship-to-ship liquid bulk cargo lightering device

Info

Publication number: CN217436000U
Application number: CN202221684439.7U
Authority: CN
Inventors: 李学东; 侯志强
Original assignee: China Waterborne Transport Research Institute
Current assignee: China Waterborne Transport Research Institute
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-09-16
Anticipated expiration: 2032-07-01

Abstract

The utility model discloses a device is refuted to ship liquid bulk cargo of mooring boat, including mother ship structure, first tower crane and combination mooring rope, top outer wall one side of mother ship structure is provided with first tower crane, and the top middle-end outer wall manifold department and the first tower crane middle-end of mother ship structure are connected with oil pipeline, the inside of mother ship structure extends to the external connection and has mother ship inertia system component, outer wall one side of mother ship structure is provided with the arm-ball, and outer wall one side of arm-ball is provided with son ship structure, the inside of son ship structure extends to the external connection and has son ship inertia system component, and is provided with the second tower crane on one side of the top outer wall of son ship structure, top outer wall both ends mooring rope stake department of son ship structure is provided with the combination mooring rope. The anchoring ship-to-ship liquid bulk cargo lightering device is characterized in that an inert system component is communicated with a sub-ship inert system component through a gas phase balance pipe, so that the gas pressure is kept balanced, and meanwhile, the pollution and the cargo loss caused by the gas emission in a cabin can be avoided.

Description

Anchoring ship-to-ship liquid bulk cargo lightering device

Technical Field

The utility model relates to a marine liquid bulk cargo loading and unloading operation technical field specifically is a device is refuted to ship liquid bulk cargo to mooring boat.

Background

Ship-to-ship liquid bulk cargo barging refers to a series of operations performed to transfer liquid bulk cargo from one ship to another with the ships alongside. The ship-to-ship liquid bulk cargo lightering comprises two forms of anchoring lightering and underway lightering, wherein the former means the liquid bulk cargo lightering carried out by a ship in an anchoring state, and a main connecting component of the bulk cargo lightering device is formed by a manifold device and a conveying pipeline.

The offshore liquid bulk cargo loading and unloading operation in the market does not have a communicating structure with an inert system, the oil storage bins of two groups of ships have different oil storage amounts and lead to different oil storage bin pressures in the bulk cargo transshipment work based on crude oil or refined oil, and an exhaust device needs to be synchronously opened for pressure relief in the oil transportation process based on the tightness of the oil storage bins, so that the discharged gas easily causes the conditions of pollution and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is refuted to ship liquid bulk cargo by mooring boat to the marine liquid bulk cargo loading and unloading operation that proposes on the market does not have the logical structure that the inert system links to each other in solving above-mentioned background art, in the ship bulk cargo refute work based on crude oil or refined oil, the oil storage bin oil storage volume of two sets of ships is different, lead to oil storage bin pressure also different, and use the oil storage bin leakproofness as the basis at the oil transportation in-process, need open exhaust apparatus in step and carry out the pressure release, the gas of emission leads to the problem of the circumstances such as pollution easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a device is refuted to ship liquid bulk cargo by mooring boat, includes female ship structure, first tower crane and combination hawser, top outer wall one side of female ship structure is provided with first tower crane, and the top middle-end outer wall manifold department and the first tower crane middle-end of female ship structure are connected with oil pipeline, the inside of female ship structure extends to the external connection and has female ship inertia system component, outer wall one side of female ship structure is provided with the arm-ball, and is provided with sub-ship structure on one side of the outer wall that leans on the ball, the inside of sub-ship structure extends to the external connection and has sub-ship inertia system component, and is provided with the second tower crane outer wall one side of sub-ship structure, top outer wall both ends hawser department of sub-ship structure is provided with the combination hawser.

Furthermore, the main ship inertia system assembly and the sub ship inertia system assembly form a communication structure through a gas phase balance pipe, and the main ship inertia system assembly and the sub ship inertia system assembly are matched with each other.

Furthermore, the gas phase balance pipe and the oil pipeline form a suspension structure through the first tower crane and the second tower crane, and the gas phase balance pipe and the oil pipeline are in an inverted V shape when suspended.

Furthermore, the mother ship structure and the son ship structure are distributed along the middle part of the ball in a relative mode, and the mother ship structure and the son ship structure form a buffer structure through the ball.

Furthermore, the main ship structure and the secondary ship structure form a tether connection through a combined tether, and the combined tether is oppositely arranged at the front end and the rear end of the main ship structure and the secondary ship structure.

Further, mother ship structure includes first hull, first oil storage storehouse and first pipeline, and the inside of first hull is provided with first oil storage storehouse, outer wall one side in first oil storage storehouse is connected with first pipeline.

Furthermore, the sub-ship structure comprises a second ship body, a second oil storage bin and a second conveying pipeline, the second oil storage bin is arranged inside the second ship body, and the second conveying pipeline is connected to one side of the outer wall of the second oil storage bin.

Compared with the prior art, the beneficial effects of the utility model are that: this anchoring ship is to ship liquid bulk cargo device of refuting sets up at least four through distributing for the condition of collision contact appears between the structure of preventing mother's ship, the structure hull of son ship, communicates with each other inertia system component with son ship inertia system component through the gas phase balance pipe, in order to maintain the equilibrium of the interior atmospheric pressure of first oil storage storehouse, second oil storage storehouse refute the period, also can avoid pollution and the goods loss that gaseous emission leads to in the cabin simultaneously.

Mother ship structure, son ship structure distribute along leaning on ball middle part relatively, set up four at least by the ball through distributing between mother ship structure and the son ship structure for prevent the condition that the collision contact appears between mother ship structure, the son ship structure hull, to mother ship structure, son ship structure mutual extrusion play the cushioning effect.

The main ship inertia system assembly and the sub ship inertia system assembly form a communicating structure through the gas phase balance pipe, the upper end of the first oil storage bin can be communicated with the main ship inertia system assembly through the gas phase balance pipe, the sub ship inertia system assembly communicated with the upper end of the second oil storage bin is connected and communicated with each other, so that the balance of the air pressure in the cabin during the refuting period of the first oil storage bin and the second oil storage bin is maintained, and meanwhile, the pollution and the cargo loss caused by the gas emission in the cabin can be avoided.

The gas phase balance pipe and the oil pipeline form a suspension structure through the first tower crane and the second tower crane, the gas phase balance pipe and the oil pipeline are respectively suspended through the first tower crane and the second tower crane, the gas phase balance pipe and the oil pipeline can be connected with the mother ship structure and the son ship structure, and meanwhile the gas phase balance pipe and the oil pipeline are inverted V-shaped in the suspension process, so that the risk of leakage caused by contact abrasion of the refute pipeline and the ship body can be further reduced.

Drawings

FIG. 1 is a schematic view of the internal rear view structure of the present invention;

FIG. 2 is a schematic view of the top perspective structure of the present invention;

fig. 3 is a schematic view of a part a of the enlarged structure in fig. 1 according to the present invention.

In the figure: 1. a parent vessel structure; 101. a first hull; 102. a first oil storage bin; 103. a first delivery conduit; 2. a first tower crane; 3. an oil pipeline; 4. a parent vessel inerting system component; 5. leaning on the ball; 6. a sub-ship structure; 601. a second hull; 602. a second oil storage bin; 603. a second delivery conduit; 7. a sub-ship inerting system component; 8. a second tower crane; 9. and (4) combining mooring ropes.

Detailed Description

As shown in fig. 1, an anchoring ship-to-ship liquid bulk cargo lightering device comprises: the device comprises a mother ship structure 1, wherein a first tower crane 2 is arranged on one side of the outer wall of the top of the mother ship structure 1, an oil pipeline 3 is connected between the manifold of the outer wall of the middle end of the top of the mother ship structure 1 and the middle end of the first tower crane 2, a mother ship inertia system component 4 is connected between the inner part of the mother ship structure 1 and the outer part of the mother ship structure 1, a back ball 5 is arranged on one side of the outer wall of the mother ship structure 1, a son ship structure 6 is arranged on one side of the outer wall of the back ball 5, a son ship inertia system component 7 is connected between the inner part of the son ship structure 6 and the outer wall of the top of the son ship structure 6, a second tower crane 8 is arranged on one side of the outer wall of the top of the son ship structure 6, a combined mooring rope 9 is arranged at the cable piles at two ends of the outer wall of the top of the son ship structure 6, the mother ship structure 1 comprises a first ship body 101, a first oil storage tank 102 and a first conveying pipeline 103, the secondary ship structure 6 includes second hull 601, second oil storage tank 602 and second pipeline 603, and the inside of second hull 601 is provided with second oil storage tank 602, outer wall one side of second oil storage tank 602 is connected with second pipeline 603, mother ship structure 1, secondary ship structure 6 is along keeping for ball 5 middle part relative distribution, and mother ship structure 1 constitutes buffer structure through keeping for ball 5 with secondary ship structure 6, set up at least four through distributing between mother ship structure 1 and the secondary ship structure 6 and keep for ball 5, a condition for preventing the collision contact between the primary ship structure 1, the secondary ship structure 6 hull appears, to mother ship structure 1, secondary ship structure 6 extrudees each other and plays the cushioning effect.

As shown in fig. 2, in the anchoring ship-to-ship liquid bulk cargo lightering device, a primary ship inertia system assembly 4 and a secondary ship inertia system assembly 7 form a communicating structure through a gas phase balance pipe, the primary ship inertia system assembly 4 and the secondary ship inertia system assembly 7 are matched with each other, the primary ship inertia system assembly 4 is communicated with the upper end of a first oil storage bin 102 through the gas phase balance pipe, the secondary ship inertia system assembly 7 communicated with the upper end of a second oil storage bin 602 is connected and communicated with each other so as to maintain the balance of the air pressure in the cabin during the lightering of the first oil storage bin 102 and the second oil storage bin 602, and simultaneously avoid pollution and cargo loss caused by the gas discharge in the cabin, the primary ship structure 1 is connected with the secondary ship structure 6 through a combined mooring rope 9, the combined mooring rope 9 is oppositely arranged at the upper end and the lower end of the primary ship structure 1 and the secondary ship structure 6, the primary ship structure 1 is connected with the secondary ship structure 6 through the combined mooring rope 9, and the primary structure 1, the secondary structure 6 are at least provided with two groups of combined mooring lines 9 for rope connection, the primary structure 1 and the secondary structure 6 are integrated under the action of the mooring lines, and the mooring force of the primary structure 1 is maintained in a mooring state, so that the situation that the primary structure 1 and the secondary structure 6 are separated due to sea storms, water flows and the like, and the situation that the oil pipeline 3 and the gas phase balance pipe are pulled is effectively reduced.

As shown in figure 3, a device is refuted to ship liquid bulk cargo of anchoring ship, the gas phase balance pipe, oil pipeline 3 constitutes suspension structure through first tower crane 2 and second tower crane 8, and the gas phase balance pipe, oil pipeline 3 is the style of calligraphy of falling V when suspending in midair, the gas phase balance pipe, oil pipeline 3 suspends work in midair through first tower crane 2 and second tower crane 8 respectively, can be connected gas phase balance pipe, oil pipeline 3 and mother ship structure 1, son ship structure 6, the gas phase balance pipe is simultaneously suspended in midair, oil pipeline 3 is the style of calligraphy of falling V, can further reduce the risk that the pipeline of refuting takes place to leak with hull contact wear.

In summary, the anchoring ship-to-ship liquid bulk cargo transfer device firstly uses a ship-to-ship crude oil transfer as a mother ship, namely an oil unloading mother ship structure 1, selects a small and medium-sized oil ship which is adapted to navigation conditions of a local port wharf, a navigation channel and the like as a son ship, namely an oil receiving son ship structure 6, the anchoring ship-to-ship liquid bulk cargo transfer is that the ultra-large oil ship transfers liquid crude oil from the oil unloading ship to another oil receiving ship in an anchoring state, the oil unloading mother ship structure 1 loads crude oil to a designated transfer anchoring water area, the anchoring state is relatively stable under the external environment action of the mother ship after anchoring, namely motion parameters of the ship such as motion speed, swing amplitude and the like are within a certain range, the oil receiving ship is anchored on one side of the oil unloading mother ship structure 1 and is in the relatively stable anchoring state, the oil receiving ship is assisted by a tugboat to be anchored to the oil unloading ship side on the opposite to the oil unloading ship, meanwhile, the pipe manifolds of the two ships can not differ greatly from each other in front and back, so that the connection of oil delivery hoses between the two ships is facilitated, at least four backing balls 5 are distributed between the mother ship structure 1 and the son ship structure 6 and used for preventing collision and contact between the ship bodies of the mother ship structure 1 and the son ship structure 6, the mutual extrusion of the mother ship structure 1 and the son ship structure 6 is buffered, cylindrical backing balls 5 with the diameter of less than 3m and the length of less than 6m can be adopted for superlarge oil tankers, two groups of combined mooring lines 9 are respectively arranged at the front end and the rear end of the mother ship structure 1 and the son ship structure 6 and are at least provided with two bow lines and two stern lines, the mother ship structure 1 and the son ship structure 6 form a whole through the combined mooring lines 9, the mooring force of the anchoring mother ship structure 1 is maintained in an anchoring state together, and the separation between the mother ship structure 1 and the son ship structure 6 caused by sea storms, water currents and the like can be effectively reduced, leading the oil pipeline 3 and the gas phase balance pipe to be dragged, respectively suspending the gas phase balance pipe and the oil pipeline 3 by a first tower crane 2 and a second tower crane 8, respectively connecting a first conveying pipeline 103 of a first oil storage bin 102 in a parent ship structure 1 and a second conveying pipeline 603 of a subsidiary ship structure 6, strictly prohibiting the mode of directly dragging the refuting pipeline, simultaneously the suspended gas phase balance pipe and the oil pipeline 3 are inverted V-shaped, further reducing the risk of leakage caused by contact abrasion of the refuting pipeline and a ship body, then communicating the upper end of the first oil storage bin 102 with a parent ship inertia system component 4 through the gas phase balance pipe, and communicating and connecting with a subsidiary ship inertia system component 7 communicated and arranged at the upper end of the second oil storage bin 602 so as to maintain the balance of the air pressure in the oil storage bin 102 and the second oil storage bin 602 during refuting, and finally, at least two tugs are used for carrying out safety monitoring on the refuting operation site to deal with emergency situations which may occur, for example, when the stability of a two-ship refuting system is influenced by the change of the sea wind flow condition, the state of the system can be kept stable by the tugs, and when an unknown ship approaches the refuting water area, the tugs can be driven away to ensure the safety of the refuting operation.

Claims

1. An anchoring ship-to-ship liquid bulk cargo lightering device comprises a mother ship structure (1), a first tower crane (2) and a combined mooring line (9), a first tower crane (2) is arranged on one side of the outer wall of the top of the mother ship structure (1), an oil pipeline (3) is connected with the middle end of the first tower crane (2) at the position of an outer wall manifold at the middle end of the top of the mother ship structure (1), the interior of the mother ship structure (1) extends to the outside and is connected with a mother ship inert system component (4), one side of the outer wall of the mother ship structure (1) is provided with a leaning ball (5), a sub-ship structure (6) is arranged on one side of the outer wall of the leaning ball (5), the interior of the sub-ship structure (6) extends to the exterior and is connected with a sub-ship inert system component (7), and one side of the outer wall of the top part of the sub-ship structure (6) is provided with a second tower crane (8), and combined mooring ropes (9) are arranged at the cable piles at the two ends of the outer wall of the top of the sub-ship structure (6).

2. The mooring ship-to-ship liquid bulk cargo transfer device according to claim 1, wherein: the main ship inertia system assembly (4) and the sub ship inertia system assembly (7) form a communication structure through a gas phase balance pipe, and the main ship inertia system assembly (4) is matched with the sub ship inertia system assembly (7).

3. The mooring ship-to-ship liquid bulk cargo transfer device according to claim 2, wherein: the gas phase balance pipe and the oil pipeline (3) form a suspension structure through the first tower crane (2) and the second tower crane (8), and the gas phase balance pipe and the oil pipeline (3) are inverted V-shaped when suspended.

4. The mooring ship-to-ship liquid bulk cargo transfer device according to claim 1, wherein: the mother ship structure (1) and the son ship structure (6) are distributed along the middle of the ball leaning structure (5) relatively, and the mother ship structure (1) and the son ship structure (6) form a buffer structure through the ball leaning structure (5).

5. The mooring ship-to-ship liquid bulk cargo transfer device according to claim 1, wherein: the main ship structure (1) is connected with the sub-ship structure (6) through a tether formed by the combined mooring cable (9), and the combined mooring cable (9) is oppositely arranged at the front end and the rear end of the main ship structure (1) and the sub-ship structure (6).

6. The mooring ship-to-ship liquid bulk cargo transfer device according to claim 1, wherein: the mother ship structure (1) comprises a first ship body (101), a first oil storage bin (102) and a first conveying pipeline (103), the first oil storage bin (102) is arranged inside the first ship body (101), and one side of the outer wall of the first oil storage bin (102) is connected with the first conveying pipeline (103).

7. The mooring ship-to-ship liquid bulk cargo transfer device according to claim 1, wherein: the sub-ship structure (6) comprises a second ship body (601), a second oil storage bin (602) and a second conveying pipeline (603), the second oil storage bin (602) is arranged inside the second ship body (601), and the second conveying pipeline (603) is connected to one side of the outer wall of the second oil storage bin (602).