KR101864741B1 - Vessel - Google Patents

Abstract

A ship having a crucible is disclosed. A ship according to an embodiment of the present invention includes a ship; A sea chest provided on the hull and into which seawater flows; An overflow tank provided on the hull and installed on the side of the body hose; And an outlet formed in a partition wall between the septic tank and the overflow tank so as to allow impurities floating in seawater introduced into the septic tank to flow into the overflow tank. According to the embodiment of the present invention, it is possible to effectively remove the impurities floating in seawater adaptively to the level of the seawater flowing into the septic stream.

Description

Ship {VESSEL}

The present invention relates to a ship, and more particularly to a ship having a sea chest.

In order to receive the sea water necessary for the operation of the ship, a sea chest is provided on the ship. The sea chest can contain various impurities along with seawater. For example, when the ocean depth is low, mud or gravel on the seafloor can enter the inside of the body, and ice pieces can flow into the body when navigating the ice.

Such impurities are filtered by a filter installed in the septic tank. However, when the number of impurities is large, the life of the filter is quickly shortened, and a sufficient amount of seawater necessary for the ship can not be introduced due to clogging due to impurities. In addition, if impurities are introduced into the system of the ship through the filter, it may cause serious damage to various equipments and piping of the ship.

The present invention provides a ship capable of removing impurities suspended in seawater introduced into a sea chest.

The present invention also provides a ship capable of effectively removing impurities suspended in seawater adaptively to the level of seawater flowing into the septic tank.

The problems to be solved by the present invention are not limited to the above-mentioned problems. Other technical subjects not mentioned will be apparent to those skilled in the art from the description below.

A ship according to one aspect of the present invention comprises: a hull; A ship chest provided in the hull and into which seawater flows; An overflow tank provided on the hull and installed on a side of the body hest; And an outlet formed in a partition wall between the body cavity and the overflow tank so as to introduce impurities suspended in seawater introduced into the body cavity into the overflow tank.

The discharge unit may include: an exhaust hole formed in the partition wall; And a door that opens and closes the discharge hole.

The discharge hole and the door may be formed on the partition wall along a vertical direction.

The discharging portion includes: a lifting wall which is installed to be able to move up and down on the partition and is provided to block the flow between the body cavity and the overflow tank; And a driving unit for moving the lift wall up and down according to the height of the seawater introduced into the body cavity.

The ship may further include a drain portion formed in the overflow tank and discharging seawater introduced into the overflow tank.

According to the embodiment of the present invention, there is provided a ship capable of removing impurities floating in seawater introduced into a sea chest.

Further, according to the embodiment of the present invention, it is possible to effectively remove impurities suspended in seawater adaptively to the level of the seawater flowing into the septic stream.

The effects of the present invention are not limited to the effects described above. Unless stated, the effects will be apparent to those skilled in the art from the description and the accompanying drawings.

1 is a cross-sectional view schematically illustrating a ship 10 according to an embodiment of the present invention.
2 is a partially cutaway perspective view showing an enlarged portion 'A' shown in FIG.
3 and 4 are views for explaining the operation of the ship according to the embodiment of the present invention.
5 and 6 are cross-sectional views showing a part of a ship according to another embodiment of the present invention.

Other advantages and features of the present invention and methods for accomplishing the same will be apparent from the following detailed description of embodiments thereof taken in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, and the present invention is only defined by the scope of the claims. Although not defined, all terms (including technical or scientific terms) used herein have the same meaning as commonly accepted by the generic art in the prior art to which this invention belongs. A general description of known configurations may be omitted so as not to obscure the gist of the present invention. In the drawings of the present invention, the same reference numerals are used as many as possible for the same or corresponding configurations. To facilitate understanding of the present invention, some configurations in the figures may be shown somewhat exaggerated or reduced.

The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises", "having", or "having" are intended to specify the presence of stated features, integers, steps, operations, components, Steps, operations, elements, parts, or combinations thereof, whether or not explicitly described or implied by the accompanying claims.

A ship according to an embodiment of the present invention includes an overflow tank provided at a side of a body stream and an overflow tank formed at a partition wall between the body stream and the overflow tank to overflow impurities floating in seawater introduced into the body stream, And a discharge portion for allowing the water to flow into the tank. According to this embodiment, impurities (mud, gravel, sand, ice pieces, etc.) floating in the seawater introduced into the body seast can be introduced into the overflow tank and removed. And the life of the filter for filtering the seawater can be prolonged.

In one embodiment, the discharge unit is provided with a plurality of discharge holes formed along the vertical direction on the partition wall between the body cavity and the overflow tank and a plurality of doors, or a driving unit for driving the elevation wall and the elevation wall . According to this embodiment, it is possible to effectively remove impurities suspended in seawater adaptively to the level of the seawater flowing into the septic belt.

1 is a cross-sectional view schematically illustrating a ship 10 according to an embodiment of the present invention. 2 is a partially cutaway perspective view showing an enlarged portion 'A' shown in FIG. 1 and 2, a ship 10 according to an embodiment of the present invention includes a ship 12, a shipchest 14 provided in the ship 12, an overflow tank 16, 18).

The ship 10 may be a floating liquid natural gas (FLNG), a floating production storage and offloading (FPSO), a floating storage and regasification (FSRU) Unit, Liquefied Natural Gas Carrier (LNGC), LNG (Regeneration Vessel), LPG (Liquefied Petroleum Gas) transport vessel, container ship or various other marine structures .

The body shell 14 has a space into which seawater can flow. The seawater introduced into the body shell 14 can be used for the operation of the ship 10. To this end, a delivery system (not shown) such as a pipe / valve for transferring the inflowed seawater may be provided in the ship chest 14. In one embodiment, the body-strut 14 may include a lower body-strut 142, an upper body-strut 144, and an expanded body-strut 146.

In one embodiment, the lower chassis 142 may be provided on the bottom side of the hull 12. The upper body strut 144 may be provided at a position higher than the lower body shell 142 on the lower side of the hull 12. The extended body strut 146 may be provided on the upper side of the upper body strut 144 and may be formed in the vertical direction on the side of the side of the hull 12.

The seawater can be introduced by the pump 13 from the lower body stest 142 into the upper body stest 144. A hole 146a is formed in the wall defining the upper and lower body struts 144 and 146 so that the seawater of the upper body shell 144 is introduced into the expanding body strut 146 through the hole 146a . Or may be provided to allow seawater to be introduced from the upper or lower chamber 144 or 142 by means such as a pump or directly into the expansion body 146 from the oceans outside the hull 12. The expansion body struts 146 may be provided on both side sides of the hull 12 so as to facilitate the ballast of the ship 10. [

Impurities floating in the seawater entering the expansion body strut 146 may be adhered to over time or cling to one another and go back down to adversely affect the seawater suction system, There is a need. To this end, the ship 10 according to the present embodiment is provided with an overflow tank 16 and a discharge portion 18. [

An overflow tank (16) is provided on the side of the expansion body (146) with the partition (15) therebetween. The overflow tank 16 is provided to remove impurities floating in the seawater introduced into the body sieve 14. The discharge portion 18 may be formed in the partition 15 to allow the impurities 11a floating in the seawater 11 flowing into the expansion body 146 to flow into the overflow tank 16.

The position of the impurity 11a suspended in the expanded body strut 146 also changes in accordance with the waterline of the ship 10 because the draft of the ship 10 varies depending on the weight of the cargo. Therefore, the discharge portion 18 is provided on the partition 15 so as to be able to effectively discharge the impurity 11a adaptively to the change in the water level of the seawater 11 flowing into the body shell 14, .

The discharge portion 18 may include a plurality of discharge holes 182 formed through the partition wall 15 and a plurality of doors 184 for opening and closing the discharge holes 182. [ A plurality of exhaust holes 182 and a plurality of doors 184 are provided so as to remove the impurities 11a floating in the seawater 11 in accordance with the level of the seawater 11 flowing into the expansion body strut 146 And may be formed along the vertical direction on the partition 15.

The door 184 can open and close the discharge hole 182 in various ways, such as a rotary type or a slide type. The door 184 may be manually operated by an operator, or may be provided to automatically open and close the discharge hole 182 by remote control. A method using a winch and a wire, a method using a hydraulic cylinder, a method using a hydraulic motor, a method using a rack / pinion structure, a method of driving the door 184 by remote control, , A method using a screw shaft, or various other methods can be applied.

Impurities 11a, such as mud, gravel, sand, ice pieces, etc., which are mixed with seawater and flow into the ship chest 14, generally float in seawater since the specific gravity is smaller than that of seawater. Only the door 184 corresponding to the height of the water surface of the seawater 11 flowing into the expanded body strut 146 among the plurality of doors 184 can be opened to discharge the impurities 11a suspended in the seawater 11 have. The impurities 11a floating in the seawater 11 are discharged to the overflow tank 16 through the discharge hole 182 opened by the door 184. [

3 and 4 are views for explaining the operation of the ship according to the embodiment of the present invention. When the water level of the seawater 11 flowing into the expansion body 146 is high, as shown in Fig. 3, the door 184 of the upper one of the plurality of doors 184 is opened, (11a) to the overflow tank (16). When the water level of the seawater 11 flowing into the expansion body 146 is low, the door 184 at the bottom of the plurality of doors 184 is opened as shown in Fig. 4, (11a) to the overflow tank (16).

The expansion body strut 146 may be provided with a level gauge (not shown) for measuring the level of the seawater 11 introduced into the expansion body sest 146. The level measuring unit may be provided with, for example, an image sensor or a laser sensor for sensing the water surface of the seawater 11, a sensor for sensing moisture, and the like. When the water level value of the seawater 11 flowing into the expansion body 146 is measured, the water level value of the door 184 corresponding to the water level value is equal to or lower than the water level of the sea water 11, The closest door can be opened to allow the impurities 11a suspended in the seawater 11 to flow into the overflow tank 16.

The overflow tank 16 may be provided with a drain portion 16a for discharging the seawater introduced into the overflow tank 16. In one embodiment, the seawater discharged by the drain portion 16a may be discharged to the ocean. The impurities 11a discharged by the drain portion 16a and remaining on the bottom of the overflow tank 16 can be periodically removed by the operator.

According to the embodiment of the present invention, the impurities (mud, gravel, sand, ice pieces, etc.) floating in the seawater 11 flowing into the body stream 14 can be removed by flowing into the overflow tank 16, It is possible to prevent damages and clogging of equipment, piping, and the like caused by the impurities 11a included in the seawater 11, and to prolong the life of the filter for filtering seawater.

5 and 6 are cross-sectional views showing a part of a ship according to another embodiment of the present invention. In describing the embodiments of Fig. 5 and Fig. 6, redundant explanations can be omitted for the same or corresponding configurations as described above. 5 and 6 is different from the embodiment described above in that the discharge portion is composed of the lifting wall 18a that is vertically installed on the upper end of the partition 15 and the driving portion that drives the lifting and lowering wall 18a There is a difference.

The lifting wall 18a is inserted into the groove 15a formed in the partition wall 15 and can be drawn out from the groove 15a. A guide (not shown) for guiding the lifting and lowering of the lifting wall 18a may be provided on the side of the partition 15. The lifting wall 18a may be provided to shut off between the expansion body strut 146 and the overflow tank 16 during the lifting operation by the driving portion. The driving unit can raise and lower the lifting wall 18a according to the height of the seawater introduced into the expansion body strut 146. [ In one embodiment, the lifting wall 18a can be raised and lowered such that the top surface is the height equal to or lower than the height of the seawater 11 introduced into the expanded chassis 146.

In one embodiment, the lifting wall 18a can be lifted and lowered by remote control. A method of using a winch and a wire, a method of using a hydraulic cylinder or a hydraulic motor, a method of using a rack / pinion structure, a method of using a screw shaft Or various other schemes may be applied.

5, when the height of the seawater 11 flowing into the expanded body strut 146 is low, the lifting wall 18a is lowered in accordance with the height of the seawater 11, The impurities 11a may overflow to the upper side of the lifting wall 18a and may be introduced into the overflow tank 16. 6, when the height of the seawater 11 flowing into the expanded body strut 146 is high, the lifting wall 18a rises in accordance with the height of the seawater 11, The impurities 11a may overflow to the upper side of the lifting wall 18a and may be introduced into the overflow tank 16.

It is to be understood that the above-described embodiments are provided to facilitate understanding of the present invention, and do not limit the scope of the present invention, and it is to be understood that various modifications are possible within the scope of the present invention. It is to be understood that the technical scope of the present invention should be determined by the technical idea of the claims and the technical scope of protection of the present invention is not limited to the literary description of the claims, To the invention of the invention.

10: Ships 11: Seawater
11a: impurity 12: hull
13: Pump 14:
142: Lower chamber body 144: Upper body chamber
146: expansion body 15: partition wall
15a: groove portion 16: overflow tank
16a: drain portion 18:
18a: lift wall 182: discharge hole
184: Door

Claims (5)

hull;
A ship chest provided in the hull and into which seawater flows;
An overflow tank provided on the hull and installed on a side of the body hest; And
And an outlet formed in a partition wall between the body cavity and the overflow tank so as to introduce impurities suspended in seawater introduced into the body cavity into the overflow tank,
Wherein the discharge portion is provided to be openable and closable. hull;
A ship chest provided in the hull and into which seawater flows;
An overflow tank provided on the hull and installed on a side of the body hest; And
And an outlet formed in a partition wall between the body cavity and the overflow tank so as to introduce impurities suspended in seawater introduced into the body cavity into the overflow tank,
Wherein the outlet comprises:
An exhaust hole formed through the partition wall; And
And a door that opens and closes the discharge hole. 3. The method of claim 2,
Wherein the discharge hole and the door are formed on the partition wall along a vertical direction. hull;
A ship chest provided in the hull and into which seawater flows;
An overflow tank provided on the hull and installed on a side of the body hest; And
And an outlet formed in a partition wall between the body cavity and the overflow tank so as to introduce impurities suspended in seawater introduced into the body cavity into the overflow tank,
Wherein the outlet comprises:
A lifting wall which is installed on the partition wall so as to be able to move up and down, and which is provided to shut off the space between the body cavity and the overflow tank; And
And a driving part for moving up and down the lift wall in accordance with the height of the seawater introduced into the body cavity. 5. The method according to any one of claims 1 to 4,
And a drain portion formed in the overflow tank and discharging seawater introduced into the overflow tank.

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