KR20150002247U - Moonpool shutter apparatus - Google Patents

Moonpool shutter apparatus Download PDF

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Publication number
KR20150002247U
KR20150002247U KR2020130010048U KR20130010048U KR20150002247U KR 20150002247 U KR20150002247 U KR 20150002247U KR 2020130010048 U KR2020130010048 U KR 2020130010048U KR 20130010048 U KR20130010048 U KR 20130010048U KR 20150002247 U KR20150002247 U KR 20150002247U
Authority
KR
South Korea
Prior art keywords
shutter
motor
unit
guide rail
drum
Prior art date
Application number
KR2020130010048U
Other languages
Korean (ko)
Inventor
윤성환
김원경
Original Assignee
대우조선해양 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 대우조선해양 주식회사 filed Critical 대우조선해양 주식회사
Priority to KR2020130010048U priority Critical patent/KR20150002247U/en
Publication of KR20150002247U publication Critical patent/KR20150002247U/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
    • B63B19/12—Hatches; Hatchways
    • B63B19/14—Hatch covers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00—Hulls characterised by their structure or component parts
    • B63B3/14—Hull parts
    • B63B3/48—Decks
    • B63B3/54—Hatch openings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B35/4413—Floating drilling platforms, e.g. carrying water-oil separating devices
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/02—Supports for the drilling machine, e.g. derricks or masts specially adapted for underwater drilling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00—Hulls characterised by their structure or component parts
    • B63B3/14—Hull parts
    • B63B2003/147—Moon-pools, e.g. for offshore drilling vessels

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Geology (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Abstract

A door shutter device is disclosed. According to one embodiment of the present invention, the door shutter device comprises a guide rail installed in the longitudinal direction of the moon pool opened in the drill ship; A shutter inserted into the guide rail and made of a lightweight material to cover an upper portion of the door frame; And an opening / closing unit for moving the shutter in the open or close direction to open and close the door frame.

Description

[0001] Moonpool shutter apparatus [

The present invention relates to a shutter device installed in a doorway of a drill ship. More particularly, the present invention relates to a door shutter device capable of reducing the weight by reducing the weight of the shutter, thereby preventing ease of operation and accidental injury due to an accident.

As industry and industry develop rapidly, the use of fossil fuels such as petroleum is increasing, and international oil prices are steadily increasing. Accordingly, stable production and supply of crude oil is becoming an important issue.

For this reason, the deep-sea reservoirs that have been neglected due to technological drilling difficulties and economic difficulties have been attracted attention until recently. With the development of resource development technology, ships with drilling facilities suitable for the development of such oil fields have been developed have.

Conventional marine drilling equipment can only be moved by other tugboats, and mainly rigs and fixed platforms are used mainly for drilling in a fixed position at the sea by a mooring device.

In recent years, a drillship has been developed that is equipped with advanced drilling equipment and is made closer to the ship so that it can be sailed by its own power. These drill rigs should be designed to have optimum sailing performance as well as drilling performance due to the frequent location of the site for the development of the small field.

The drill ship has a large opening (hereinafter referred to as 'moon pool') for lowering the drilling pipe. The drill ship is indispensable for the use of the drill ship, but has a very disadvantageous structure in terms of speed performance during navigation.

The drill ship may deteriorate the workability of the worker performing the work around the moon shaft when the sea breeze blows instantaneously from the lower part to the upper part of the moon shaft when the drilling operation is performed and when the strong wind is flowing instantaneously through the moon shaft A worker may be exposed to the danger, so that a cover capable of covering the upper portion of the opened door frame is required when the operation through the door frame is not performed.

Conventionally, in order to selectively open and close the door frame, a heavy steel structure is installed above the door frame. However, the steel structure is difficult to install and the work process is excessive. During the installation, Even if the steel structure is installed, if it falls downward due to a malfunction, a large accident can be caused, and a countermeasure is needed.

Korean Registered Patent No. 10-1296802 (Registered on August 08, 2013)

Embodiments of the present invention are intended to reduce the weight of shutters that open or close the door openings to prevent accidents caused by falling objects.

Embodiments of the present invention are intended to minimize the effect of wind blowing from the bottom of the drape during drilling to improve the work environment of the operator.

Embodiments of the present invention include a guide rail installed in an upper longitudinal direction of a moon pool opened in a drill ship; A shutter inserted into the guide rail and made of a lightweight material to cover an upper portion of the door frame; And an opening / closing unit for moving the shutter in the open or close direction to open and close the door frame.

The guide rails are disposed below the lower deck of the drill rig, and opening / closing units are installed on the guide rails.

A shutter body having a flat shape and extending horizontally with a predetermined length; And a unit shutter having hooks formed in a ring shape at both ends of left and right sides of the shutter body.

The unit shutter includes a reinforcing member provided to reinforce the strength on the left and right sides of the upper surface of the shutter body.

And a plurality of unit shutters are continuously connected to the latching portion in the lateral direction.

The shutter is characterized in that any one of stainless steel, reinforced plastic, and thin steel sheets is selectively used.

The opening and closing unit includes a first motor provided so as to move the shutter in an open direction, a first driving part provided at both ends of the guide rail and rotated by the first motor, ; A second motor for rotating the shutter in the closing direction; a drum rotatable by the second motor; a drum having one end wound around the drum a predetermined number of times and the other end fixed to the other end of the shutter And a second driver having a wire.

The door shutter unit includes a shutter cover which is positioned below the first drive unit and in which the shutter is wound a plurality of times and stored in a roll form.

The door shutter device includes a guide roller provided below the drum to guide movement of the wire.

Embodiments of the present invention can reduce the weight of the shutter by relatively reducing the weight of the shutter material, thereby minimizing the ease of installation of the operator, ease of installation, and occurrence of accidents caused by dropping.

Embodiments of the present invention can prevent the occurrence of large-scale disasters due to malfunctions after the installation of the shutters, reduce the material cost due to the installation, enable economical and efficient installation, and allow the operator to install the instant It is possible to prevent accidents caused by strong winds.

1 is a plan view of a door shutter device according to an embodiment of the present invention;
2 is a side view of the door shutter device according to one embodiment of the present invention;
3 is a side view showing a unit shutter provided in the door shutter device according to one embodiment of the present invention;
4 is a front view of the door shutter device according to one embodiment of the present invention;
5 to 6 are operation states of the door shutter device according to one embodiment of the present invention.

The construction of the door shutter device according to one embodiment of the present invention will be described with reference to the drawings.

1 to 4, the door shutter apparatus 1 according to the present invention includes a guide rail 100 installed in an upper longitudinal direction of a moon pool opened in a drill ship, A shutter 200 made of a lightweight material and covering an upper portion of the door frame; And an opening / closing unit 300 for moving the shutter 200 in an open or closed direction to open and close the door frame.

The shutter 200 according to the present embodiment is made of a lightweight material for use in a relatively lightweight state, and the lightweight material may be selected from stainless steel, reinforced plastic, and thin plate steel plates. It is also possible to use materials other than the above-mentioned materials.

The guide rail 100 is disposed below the lower deck 2 of the drill rig and faces the guide rail 100. The opening and closing unit 300 is installed on the guide rail 100.

The shutter 200 is provided with both ends of the shutter 200 by means of a guide support 4 fixed to the lower deck 2 and is provided with guide angles 5 fixed to the guide supports 4, A sealing portion 6 is provided for sealing the portion of the shutter 200 inserted into the guide angle 5 to block the entry of foreign matter and seawater.

The shutter 200 according to the present embodiment includes a shutter body 210 having a flat shape and extending horizontally with a predetermined length and a hook 220 having a ring shape at both ends of the left and right sides of the shutter body 210 And a unit shutter 230 formed thereon.

The unit shutter 230 has a length that is relatively longer than the width of the door frame, and the shutter body 210 is made of stainless steel having a relatively thin thickness and a thickness of 10 mm or less.

Since the shutter body 210 is formed with the latching part 220, a plurality of unit shutters 230 can be connected to each other in a ring shape. In this case, when the unit body is partially wound by the opening and closing unit 300, Can be maintained.

 The unit shutters 230 include a plurality of unitary shutters 230 arranged in a transverse direction on the basis of FIG. 2 and include a reinforcing member 232 installed to reinforce the upper and lower surfaces of the shutter body 210.

The stiffener 232 can be reinforced by welding only after the separate member is positioned on the upper side of the shutter body 210 or by welding without using a member.

The opening / closing unit according to one embodiment of the present invention will be described with reference to the drawings.

The opening and closing unit 300 includes a first driving unit 310 for opening the shutter 200 and a second driving unit 320 for closing the shutter 200.

The first driving unit 310 includes a first motor 312 that is disposed to move the shutter 200 in an open direction and a second motor 312 that is rotated by the first motor 312 and installed at both ends of the guide rail 100, And a rotating shaft 314 rotated in conjunction with the first motor 312.

Since the rotation shaft 314 extends relatively longer than the width of the guide rail 100 facing each other, the rotation shaft 314 stably operates even when it is rotated at a predetermined speed, and a release prevention holder (not shown) is provided on both left and right sides, Respectively.

The rotating shaft 314 is provided with a first sprocket 314a and a chain 312a is installed on the first sprocket 312a and is coupled to a second sprocket 11 to be described later, A rotational force is transmitted to the chain 312a so that the second sprocket 11 rotates together.

And a shutter cover 10 which is positioned below the first driving unit 310 and in which the shutter 200 is wound a plurality of times and stored in a roll form. In order to open the shutter 200, the shutter cover 10 should be maintained in a state in which the shutter 200 is not blocked on the upper side of the door frame.

In the present invention, when the first motor 312 is operated, the shutter 200 can be stored in the shutter cover 10 in a wound state after the shutter 200 is all moved to the open position. It can be carried out safely.

The second sprocket 11 is relatively larger in diameter than the first sprocket 314a so that when the first sprocket 314a makes one rotation, The degree of winding is relatively increased.

The second driving unit 320 includes a second motor 322 that moves the shutter 200 in the closing direction, a drum 324 that is rotated by the second motor 322, And a wire 326 having a predetermined length and wound several times and the other end fixed to the other end of the shutter 200.

The door shutter device 1 according to the present embodiment includes a guide roller 20 provided below the drum 324 to guide movement of the wire 326. The guide roller 20 is rotated by a shutter The wire 326 guides the moving direction so that the wire 326 can be safely wound around the drum 324 when the wire 200 is moved in the open or close direction to prevent twisting and malfunction of the wire due to the movement of the shutter 200 .

The operating state of the door shutter device according to one embodiment of the present invention will be described with reference to the drawings.

Referring to FIG. 5, the operator operates the first and second motors 312 and 322 to move the shutter 200 all in the open direction. When the first motor 312 is operated, the first sprocket 314a provided on the rotary shaft 314 is rotated at a predetermined speed and the rotational force is transmitted to the second sprocket 11 through the chain 312a, The shutter 200 is wound on the shutter cover 10 in the form of a roll.

The second motor 322 is rotated in one direction so that the shutter 200 is quickly moved to the shutter cover 10 and the wire 326 wound on the drum 324 is moved in the moving direction of the shutter 200 Is guided by the guide roller (20) and released from the wound state, the shutter (200) is safely moved to the shutter cover (10) while the tension of the shutter (200) is kept constant.

Referring to FIG. 6, the operator operates the first and second motors 312 and 22 to close the shutter 200 to close the open state of the door frame. The rotation of the second motor 322 is transmitted to the drum 324 while the wire 326 is rotated in the direction of the arrow in the direction of the arrow, And the shutter 200 connected to the wire 326 is quickly moved to the position where the drum 324 is installed to release the open state to the door frame.

In this case, even when instantaneous strong wind blows from the lower side of the frame while the worker is performing work or movement around the shutter 200, the shutter 200 blocks the same and can ensure the safety of the worker.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventive concept as defined by the appended claims. It will be understood that various modifications and changes may be made, and still fall within the scope of the present invention.

100: Guide rail
200: Shutter
210: shutter body
220:
230: Unit shutter
232: Stiffener
300: opening / closing unit
310:
312: first motor
314:
320:
322: Second motor
324: Drums
326: Wire

Claims (9)

A guide rail provided in an upper longitudinal direction of a moon pool opened in a drill ship;
A shutter inserted into the guide rail and made of a lightweight material to cover an upper portion of the door frame; And
And an opening / closing unit that moves the shutter in an open or close direction to open / close the door frame.
The method according to claim 1,
The guide rails
Wherein a lower deck of the drill ship is disposed to face each other and an opening and closing unit is installed on the upper side of the guide rail.
The method according to claim 1,
The shutter
A shutter body having a flat shape and extending horizontally with a predetermined length;
And a unit shutter having hooks formed in a ring shape at both ends of left and right sides of the shutter body. The method of claim 3,
The unit shutter includes:
And a reinforcing member provided to reinforce strength on the left and right sides of the upper surface of the shutter body.
The method of claim 3,
The unit shutter includes:
Wherein a plurality of the engagement portions are continuously connected to the engagement portion in a lateral direction.
The method according to claim 1,
The shutter
Characterized in that any one of stainless steel, reinforced plastic or thin iron plate is selectively used.
The method according to claim 1,
The opening /
A first motor having a first motor provided to move the shutter in an open direction, a first driving unit rotated by the first motor and installed at both ends of the guide rail, and having a rotation axis rotated in conjunction with the first motor;
A second motor for rotating the shutter in the closing direction; a drum rotatable by the second motor; a drum having one end wound around the drum a predetermined number of times and the other end fixed to the other end of the shutter And a second driving unit having a wire.
8. The method of claim 7,
The above-
And a shutter cover which is positioned below the first driving unit and in which the shutter is wound a plurality of times to be stored in a roll form.
The method according to claim 1,
The above-
And a guide roller provided below the drum to guide movement of the wire.
KR2020130010048U 2013-12-05 2013-12-05 Moonpool shutter apparatus KR20150002247U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020130010048U KR20150002247U (en) 2013-12-05 2013-12-05 Moonpool shutter apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020130010048U KR20150002247U (en) 2013-12-05 2013-12-05 Moonpool shutter apparatus

Publications (1)

Publication Number Publication Date
KR20150002247U true KR20150002247U (en) 2015-06-15

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KR2020130010048U KR20150002247U (en) 2013-12-05 2013-12-05 Moonpool shutter apparatus

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20151960A1 (en) * 2015-07-07 2017-01-07 Mku S R L DEVICE TO REDUCE THE SWINGING OF A MASS OF WATER INTO A WELL FOR PERFORATING SHIPS FOR PETROLEUM RESEARCHES
KR20180038222A (en) * 2016-10-06 2018-04-16 대우조선해양 주식회사 Rail cover for jack-up rig skidding system and offshore plant having the same
CN110667772A (en) * 2019-09-30 2020-01-10 宝鸡石油机械有限责任公司 Novel moon pool cover for drilling ship
KR102458610B1 (en) * 2021-04-19 2022-10-26 김기대 Horizontal fire shutter

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20151960A1 (en) * 2015-07-07 2017-01-07 Mku S R L DEVICE TO REDUCE THE SWINGING OF A MASS OF WATER INTO A WELL FOR PERFORATING SHIPS FOR PETROLEUM RESEARCHES
KR20180038222A (en) * 2016-10-06 2018-04-16 대우조선해양 주식회사 Rail cover for jack-up rig skidding system and offshore plant having the same
CN110667772A (en) * 2019-09-30 2020-01-10 宝鸡石油机械有限责任公司 Novel moon pool cover for drilling ship
KR102458610B1 (en) * 2021-04-19 2022-10-26 김기대 Horizontal fire shutter

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