KR100955039B1 - Dock displacement structure - Google Patents

Abstract

The present invention relates to a dock arrangement structure for more quickly and efficiently performing a ship's construction and repair in a limited work space. A pair of outer floatation dock structures formed spaced apart from the outside; and a pair of outer floatation dock structures formed between the pair of outer floatation dock structures; It provides a dock arrangement structure comprising a; a plurality of inner side floating dock structure formed perpendicular to the dock structure.

According to the present invention, by placing the outer side floating dock structure and the goliath crane and the inner side floating dock structure which is easily accessible to the land workshop in the form of a T-shape, the marine crane can be easily approached in a limited land space and a marine space It is possible to simultaneously carry out marine shipbuilding and onshore shipbuilding at the same time, maximizing the productivity improvement of ships. The construction time can be greatly accelerated, and the distance between each floating dock or the land workshop and the floating dock is minimized, thus minimizing logistics movement time and cost for shipbuilding and greatly increasing the utilization of the storage space of the land workshop. There is an advantage to that.

Shipbuilding, Floating Dock, Offshore Crane

Description

Dock layout structure {DOCK DISPLACEMENT STRUCTURE}

The present invention relates to a dock arrangement for drying and repairing a ship, and to a dock arrangement for carrying out ship repair and repair in a limited work space more quickly and efficiently.

In general, the dock is a facility built in a shipyard or a port for building and repairing a ship, and there are dry docks and floating docks depending on the form.

Dry docks are used in the vicinity of the sea with enough depth to launch the ship, digging the ground with the length, width and depth of the ship to allow entry and exit of the ship and connecting the sidewalls and floors with reinforced concrete or It is reinforced with a pile and a dock gate corresponding to the entrance lock is installed.

However, the dry dock has limitations in the size and output of the ship depending on the size of the dock, and there are economic problems such as space limitations and expensive costs for additional dry dock construction.

The method developed to overcome the above problems is to use the above-mentioned floating dock (floating dock). The floating dock is a steel box-shaped barge and has a yaw-shaped cross section and is characterized by floating or sinking water by pouring or draining water into a ballast tank installed therein. to be.

It is possible to build and repair a ship using a wide sea space out of the limited land space. In addition, it is possible to easily move a large block by using a large marine crane with a lifting capacity of more than 3000 tons, which greatly improves the productivity of the ship. In floating docks, ships can be built with only 10 2500t megablocks.

Therefore, shipyards are easily accessible by marine cranes for the efficient use of such floating docks, while the goliath cranes are equipped with mobile goliath cranes (goal walls) to build ships by using goliath cranes installed in existing shipyards. Is provided.

The floating dock enters the above floating dock structure, and ships can be efficiently manufactured using existing Goliath cranes and offshore cranes. However, even if the shipbuilding orders are exploding even with facilities such as the old shipyard's floating dock structure, it is difficult to meet the production volume of the order ship and it is difficult to secure a new shipyard site to increase the production volume. Therefore, there is an urgent need for a breakthrough production method and facilities for enhancing the productivity of shipbuilding by utilizing narrow land and sea spaces.

The present invention is to minimize the logistics travel distance for ship manufacturing by placing a plurality of floating dock to maximize the productivity of the ship in the limited land space and sea space, maximize the utilization of limited land work space, ship construction and launching in narrow terrain It is a technical challenge to provide a docking arrangement that increases the number of times and increases vessel productivity.

The technical problem described above is a pair of outer floatation dock structures formed by being spaced apart from the outside of the land so that the sides of the float dock facing the sea and the front of each of the float docks facing each other; and the pair of outer floaters And a plurality of inner subcultured dock structures formed between the dock structures and formed vertically with the outer subculture dock structure on the inside of the land so that the front of each entering subculture dock is facing the sea. It is realized by the dock arrangement structure.

In addition, a common lifting workshop is formed in an adjacent region between the plurality of inner side floating dock structures to perform a common lift operation using a plurality of marine cranes.

According to the present invention, by tying and arranging the outer side floating dock structure, which is easily accessible to the marine crane, and the inner side floating dock structure, which is easily accessible to the Goliath crane and the land workshop, in a T-shape, in a limited land space and a marine space There is an advantage that can maximize the improvement of the productivity of the ship, because it is possible to carry out a plurality of ships at the same time the marine ship building and land ship building at the same time.

In addition, as the ship drying and launching processes are sequentially rotated in a number of floating docks, the shipbuilding time can be greatly accelerated at the limited shipyard site, and the distance between each floating dock or the land workshop and the floating dock is minimized. Because of this structure, logistics movement time and cost for ship building can be minimized, and the utilization of storage space in land workshop can be greatly increased.

Hereinafter, a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a plan view of a dock arrangement structure according to an embodiment of the present invention.

2 is a view showing the assembly of the block using the marine crane and the Goliath crane in the floating dock shown in FIG.

The present invention is characterized in that the plurality of structures (10A, 10B, 20A, 20B) in which the subculture dock 30 is located as shown in Figure 1 has a dock arrangement structure consisting of a T-shape.

This dock arrangement structure is to maximize the efficiency of the limited shipyard site is considered to facilitate the access of the marine crane 50 and the use of the goliath crane 40 for each type of dock.

Goliath crane 40 has a maximum lifting capacity of 500 tons per vehicle. Here, the maximum lifting capacity means the allowable capacity to lift an object or a block except for the weight of the equipment and the safe weight.

The goliath crane 40 moves along the rails formed in the floating dock structure 10A, 10B, 20A, and 20B to transport the blocks assembled on land to the floating dock 30.

The marine crane 50 has a lifting capacity of 3000 tons or more, which is much larger than that of the goliath crane 40. Because of the larger megablocks, gigablocks can be easily transported to the floating dock 30 to assemble the vessel.

 As shown in FIG. 1, a pair of outer subculture dock structures 10A and 10B are installed such that the front side of each of the subculture docks 30 entering the sea side facing the sea is opposed to each other.

The pair of outer side floating dock structures 10A and 10B facing each other are spaced apart by a predetermined distance in consideration of the sea space for launching the vessel after completion.

On the other hand, a plurality of inner subcultured dock structures 20A, 20B are formed on the inner side of the land between the pair of outer subcultured dock structures 10A, 10B. The inner subculture dock structure 20A, 20B is formed perpendicular to the outer subculture dock structure 10A, 10B such that the front of each entering subculture dock 30 faces the sea.

Accordingly, the arrangement structure of the plurality of structures 10A, 10B, 20A, and 20B in which the subculture dock 30 is located has an overall T-shape.

This is a structure that can maximize the utilization of the storage space of the land work site, and maximize the utilization of the storage space in the limited number of floating docks 30 in a limited space, as well as the arrangement structure for minimizing the movement of the logistics movement required for this. .

As shown in Figure 2, the outer floating dock structure (10A, 10B) is formed so that the side of the floating dock 30 toward the sea using a marine crane 50 located on the sea for large vessels drying It is possible to easily transport large building blocks or megablocks from onshore workshops.

At the same time, the Goliath Crane is used to assemble ships by mounting the building blocks assembled in the land workshop in a floating dock.

The marine crane 50 and the goliath crane 40 are also used in the same way as the above-described floating form 30 of the inner floating form 20A and 20B located on the inside of the land than the outer floating form 10A and 10B. It is possible to assemble the vessel by mounting the building blocks in the floating dock, since each of the floating dock 30 is in close proximity to the marine crane (50) for the ship construction work of the other floating dock 30 as needed Can be mobilized quickly.

3 is a view showing a common lifting workshop in the dock arrangement structure shown in FIG.

In particular, a common lifting workshop A, such as A shown in FIG. 3 (A in FIG. 3), is located between the inner subfloating dock structures 20A and 20B, and a number of offshore cranes 50 or the sea at sea. Using each Goliath crane 40 installed in the floating dock structure 20A, 20B, as needed, the large blocks around each of the inner floating dock structure 20A, 20B are assembled and lifted to carry out shipbuilding work. It is possible to be carried by the floating dock 30 is to maximize the utilization of the land workshop and at the same time to perform a quick and flexible ship construction work.

Meanwhile, the launching process of the completed ship according to the dock arrangement structure of the embodiment will be described below.

4A to 4D are diagrams showing the launching process of a ship according to the dock arrangement structure of the embodiment shown in FIG.

When the assembly of the vessel is finished in each floating dock 30, as shown in Figure 4a,

Firstly, the floating dock 30 of the outer floating dock structure 10A, 10B is settled and launched from the completed vessel of the floating dock 30 of the outer floating dock structure 10A located on the left side of FIG. 4A.

After launching, as shown in FIG. 4B, the subculture dock 30 of the outer subculture dock structure 10A located on the left rises again and the subculture dock 30 of the outer subculture dock structure 10B located on the right side. Launch the completed vessel at.

The floating crane 30 lifts the blocks assembled at the on-shore workshop to mount the blocks again.

At the same time, the floating dock 30 of the inner floating dock structure 20B located on the right side of FIG. 4B has settled down and prepares the launch of the completed ship.

4C, the ship of the floating dock 30 of the inner floating dock structure 20B located on the right side is launched, and the floating dock 30 of the inner floating dock structure 20A located on the left side is launched. ) Sinks.

And at the same time in the floating dock 30 of the outer floating dock structure (10A, 10B) using the marine crane 50 is carried out again the ship's construction work.

Finally, as shown in FIG. 4D, the completed vessel is launched from the floating dock 30 of the inner side floating dock structure 20A located at the left side, and the marine crane 50 is used from the other floating dock 30. The ship's construction continues.

In the dock arrangement structure of one embodiment by the above process, the construction and launching of the vessel in a plurality of floating dock using the limited land and sea space is carried out simultaneously or sequentially.

Although one exemplary embodiment according to the dock arrangement structure of the present invention has been described above, it will be understood by those skilled in the art that various modifications and modifications can be made without departing from the scope of the appended claims.

1 is a plan view of a dock arrangement structure according to an embodiment of the present invention.

2 is a view showing the assembly of the block using the marine crane and the Goliath crane in the floating dock shown in FIG.

3 is a view showing a common lifting workshop in the dock arrangement shown in FIG.

4A to 4D are diagrams showing the launching process of a ship according to the dock arrangement structure of the embodiment shown in FIG.

              <Description of the symbols for the main parts of the drawings>

10A, 10B: Outer Forms Poison Structure 20A, 20B: Inner Forms Poison Structure

30: Float Dock 40: Goliath Crane

50: Offshore Crane

Claims (2)

In dock deployment structure using marine crane and goliath crane A pair of outer floatation dock structures formed by being spaced apart from the outside of the land such that the sides of the float dock face the sea and the front of each collimation dock entering the sea is opposed; and A plurality of inner subculture dock structures formed between the pair of outer subculture dock structures, the plurality of inner subculture dock structures formed perpendicular to the outer subculture dock structure on the inside of the land so that the front of each entering subculture dock is facing the sea; Dock arrangement structure comprising a. The method of claim 1, Docking structure, characterized in that the common lifting workshop is formed in the adjacent area between the plurality of inner sub-floating dock structures can perform a common lift operation using a plurality of marine cranes or the goliath crane.

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