KR101456867B1 - Multipurpose Winch for Adjusting Rolling Velocity - Google Patents

Abstract

A multipurpose winch capable of speed control is disclosed.
A multipurpose winch capable of speed control according to an embodiment of the present invention is provided in a bow of a drill ship and includes a drum on which a hosel or an anchor chain is wound and a drum on a side of the drum to selectively connect the hosel or the anchor chain A motor for providing power to rotate the drum in a forward or reverse direction, and a motor connected to the rotation shaft of the motor, wherein when the hosel is connected to the connection, the distance between the drill ship and the crude oil transmission line, And may include a speed change portion for adjusting the rotation speed.

Description

Multipurpose Winch for Adjusting Rolling Velocity [0002]

The present invention relates to a multipurpose winch capable of speed control, and more particularly, to a multipurpose winch which can be adjusted in speed, and more particularly to a multipurpose winch provided in a drill ship's bow and selectively connected to a hanger or anchor, Which is capable of adjusting the speed at which the horses are wound according to the speed of the hoist.

Drill ship refers to deep drill rigs.

Failure to adequately address the problems that may occur during drilling operations in the deep sea can result in the collapse of the strata or the explosion of the oil well due to pressure inside the well.

Blow-out is a serious problem that can lead to long-term destruction of marine ecosystems, as well as damage to production facilities and loss of life, as well as the continuous drainage of large amounts of crude oil from the oil well after the explosion.

In recent years, countermeasures against accidents in deep sea wells have been being discussed all over the world, and a drill ship has been put into the waters for treatment of crude oil flowing out of oil wells.

1 is a view schematically showing a state where a first winch and a second winch are provided at a stern of a conventional drill ship.

Since there is not enough space in the drill ship 10 to store the crude oil flowing out of the oil well, the oil tanker 20 is urgently put into the drill ship 10 to transfer the oil introduced into the drill ship 10.

At this time, considering that the crude oil can be transferred to the vessel to be unloaded, the crude oil transmission line 20 is fixed to the drill ship 10 by connecting the one side of the drill ship 10 and the crude oil transmission line 20 with a hawser The crude oil stored in the drill ship 10 can be transferred to the crude oil transmission line 20.

However, the conventional winch that adjusts the length of the horseshoe is generally disposed at the stern 12 and the smoke discharged from the burner boom 14 located at the stern 12 is diffused toward the crude yarn 20 The work environment of the crew members of the crude transmission line 20 deteriorates.

In addition, conventionally, the first winch 16 for adjusting the length of the horseshoe and the second winch 17 for adjusting the length of the anchor chain are respectively provided, and the space utilization of the upper portion of the deck where various structures are disposed is disadvantageous.

Prior Art 1: Korean Patent No. 10-0587869 Prior Art 2: Korean Patent No. 10-0995148

SUMMARY OF THE INVENTION The present invention has been made to overcome the above-mentioned problems, and an object of the present invention is as follows.

First, according to the present invention, one winch is selectively connected to an anchor chain connected to an anchor to limit the movement of a drill ship or a drill ship to connect the drill ship and the crude oil line to adjust the length of the hogger or anchor chain, And a speed control capable of improving utilization can be made to provide a multi-purpose winch.

Secondly, the present invention provides a multi-purpose winch which is provided in a bow and is capable of controlling the speed to prevent the smoke discharged from the burner boom provided at the stern from flowing into the crude oil line by connecting the drill ship's player and the crude oil- .

Third, the present invention provides a multipurpose winch capable of adjusting the speed at which a hog is wound according to the distance between a drill ship and a crude oil transfer line and a fuel transfer situation when a hog is connected.

The problems of the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided a multipurpose winch including a drum, a connecting portion, a motor, and a speed change portion.

The drums may be wound with an anchor chain that restricts movement of the drill ship or drill ship to connect the drill ship and the crude oil line.

The connecting portion may be provided at one side of the drum to selectively connect the hanger or the anchor chain.

The motor may provide power to rotate the drum in a forward or reverse direction.

The speed change portion may be connected to the rotation shaft of the motor to adjust the rotation speed of the drum according to the distance between the drill ship and the crude oil transmission line and the fuel feeding condition when the hosel is connected to the connection portion.

The multi-purpose winch capable of speed control according to an embodiment of the present invention may further include a fixing part capable of fixing the anchor chain when the hosel is connected to the connection part.

The transmission portion may include a drive unit and a driven unit.

The drive unit may include a drive shaft, a first drive gear, and a second drive gear.

The driving shaft may be connected to the motor and rotated together with the rotation of the motor.

The first driving gear may be provided on the driving shaft.

The second driving gear may be disposed on the driving shaft so as to be spaced apart from the first driving gear, and may have a larger diameter than the first driving gear.

The driven unit may include a driven shaft, a first driven gear, a second driven gear, and a clutch.

The driven shaft may rotate the drum in accordance with rotation of the drive shaft.

The driven gear is provided on the driven shaft and can rotate in place with the first driven gear.

The second driven gear is provided on the driven shaft and can be rotated in place by engaging with the second driven gear.

The clutch may be key-engaged or splined on the driven shaft and positioned between the first driven gear and the second driven gear to selectively engage the first driven gear or the second driven gear.

The driven unit may further include a shift lever which protrudes outside the drum and which shifts the clutch between the first driven gear and the second driven gear.

The effects of the present invention will be described below.

First, according to an embodiment of the present invention, a multipurpose winch according to the present invention is provided with a connecting portion to selectively connect a hoist or anchor chain with a single winch to adjust the length of the hoist or anchor chain, Can be improved.

Secondly, the multi-purpose winch capable of speed control according to an embodiment of the present invention is provided on the bow to connect the drill ship's player and the crude oil transmission line to prevent the smoke discharged from the burner boom provided at the stern from flowing into the crude oil transmission line .

Thirdly, according to an embodiment of the present invention, a speed-adjustable multipurpose winch is provided with a speed-change portion therein so that the distance between the drill ship and the crude oil transfer line when the hover is connected to the drum, Can be adjusted.

Fourthly, according to an embodiment of the present invention, a multi-purpose winch capable of speed control is provided with a fixing part, so that a hosel is connected to a drum so that the winch can be fixed to one side of the hull when the drum and the winch are not connected.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

The foregoing summary, as well as the detailed description of the preferred embodiments of the present application set forth below, may be better understood when read in conjunction with the appended drawings. For the purpose of illustrating the invention, there are shown preferred embodiments in the figures. It should be understood, however, that this application is not limited to the precise arrangements and instrumentalities shown.
FIG. 1 is a schematic view showing a state where a first winch and a second winch are provided at a stern of a conventional drill ship;
FIG. 2 is a view showing a multi-purpose winch provided with a speed adjustable winch according to an embodiment of the present invention; FIG.
3 is a view showing an anchor chain connected to a multi-purpose winch capable of speed control according to an embodiment of the present invention;
4 is a view showing a connection of a hover to a multi-purpose winch capable of speed control according to an embodiment of the present invention;
FIG. 5 is a view showing a fixing part of a speed-adjustable multipurpose winch according to an embodiment of the present invention; FIG.
6 is a diagram illustrating a process of connecting an anchor chain connected to a multipurpose winch capable of speed control according to an embodiment of the present invention to a fixed portion and disconnecting the anchor chain from a connection portion; And
FIG. 7 is a view showing a transmission portion provided in a drum of a multi-purpose winch capable of speed control according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It is to be understood, however, that the appended drawings illustrate the present invention in order to more easily explain the present invention, and the scope of the present invention is not limited thereto. You will know.

In describing the embodiments of the present invention, it is to be noted that elements having the same function are denoted by the same names and numerals, but are substantially not identical to elements of the prior art.

Also, the terms used in the present application are used only to describe certain embodiments and are not intended to limit the present invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

FIG. 2 is a view showing a multi-purpose winch provided with a speed adjustable winch according to an embodiment of the present invention.

As shown in FIG. 2, a speed-adjustable multipurpose winch 100 according to an embodiment of the present invention may be provided in the bow 11. In FIG.

The drill ship 10 is provided with a first winch 16 for adjusting the length of the hanger 30 to be described later on the stern 12 and a burner boom 14 Since the distance between the fuel transit lines is close to that, the smoke discharged from the crude oil transmission line 20 is diffused to the oil transfer line 20 side, so that the oil transfer line 20 is greatly influenced (see FIG.

Accordingly, the speed-adjustable multipurpose winch 100 according to an embodiment of the present invention is disposed in the bow 11 to maximize the distance between the burner boom 14 and the crude yarn 20, It is possible to minimize the influence of the smoke discharged from the fuel cell.

FIG. 3 is a view showing an anchor chain connected to a multipurpose winch capable of speed control according to an embodiment of the present invention, FIG. 4 is a view showing a state where a hosel is connected to a multipurpose winch capable of speed adjustment according to an embodiment of the present invention Fig.

Hereinafter, a configuration of a multi-purpose winch capable of speed adjustment according to an embodiment of the present invention will be described with reference to FIGS. 3 and 4. FIG.

3 and 4, the speed-adjustable multipurpose winch 100 according to an embodiment of the present invention may include a drum 110, a connection portion 120, a motor 130, and a transmission portion.

The drums 110 may be wound around a hanger 30 connecting the drill ship 10 and the crude oil transmission line 20 or an anchor chain 42 restricting the movement of the drill ship 10. [ Thus, the distance between the drill ship 10 and the fuel transit line can be brought closer or further away as the hogger 30 is rolled or unwound on the drum 110. Further, the anchor 40 can be lowered by the drum 110 to the sea bed or lifted up onto the deck.

The connecting portion 120 is provided at one side of the drum 110 and can selectively connect the hover 30 or the anchor chain 42. Therefore, it is possible to control both the length of the anchor chain 42 and the length of the anchor chain 42 by one multi-purpose winch 100. As a result, space utilization on the upper part of the deck where various structures are installed can be increased.

The first winch 16 for adjusting the length of the yoke 30 and the second winch 17 for adjusting the length of the anchor chain 42 are provided at the stern 12

The motor 130 may provide power to rotate the drum 110 in a forward or reverse direction.

The speed change portion is connected to the rotation shaft of the motor 130 so that when the hover 30 is connected to the connection portion 120, the rotation of the drum 110 is changed according to the distance between the drill ship 10 and the crude oil transmission line 20, You can adjust the speed.

It is not necessary to adjust the rotational speed of the drum 110 when the length of the anchor chain 42 is adjusted. However, in the case of adjusting the length of the yoke 30, If the distance between the drill ship 10 and the crude oil transmission line 20 is relatively shortened, the distance between the drill ship 10 and the crude oil transmission line 20 is shortened rapidly by increasing the rotation speed of the drum 110, The distance between the drill ship 10 and the crude oil transmission line 20 can be narrowed more slowly.

In addition, the rotational speed of the drum 110 may be adjusted according to a situation in which the fuel is transferred from the crude oil transmission line 20 to the drill ship 10.

FIG. 5 is a view showing a fixing part of a multi-purpose winch capable of speed control according to an embodiment of the present invention.

5, the speed-adjustable multipurpose winch 100 according to an embodiment of the present invention includes an anchor chain 42 that can fix the anchor chain 42 when the hosel 30 is connected to the connecting portion 120. [ And may further include a < RTI ID = 0.0 >

4, the drill ship 10 is moved in a state of being stopped while the hogger 30 is connected to the connecting portion 120 and the length of the hogger 30 is adjusted by the drum 110, 20 to the side of the drill ship 10, the anchor 40 can be fixed to the seabed. At this time, since it is not necessary to adjust the length of the anchor chain 42, the anchor chain 42 can be fixed to the fixing portion 150.

6 is a view illustrating a process of connecting an anchor chain connected to a multipurpose winch capable of speed control according to an embodiment of the present invention to a fixed portion and disconnecting the anchor chain from a connection portion.

Hereinafter, a process of disengaging the anchor chain 42 from the connecting portion 120 after fixing the anchor chain 42 to the fixing portion 150 will be described with reference to FIG.

The anchor chain 42 may be provided at its end with a connecting member 43 having three holes. The three holes are formed by a first hole 44 to which the anchor chain 42 is connected, a second hole 45 to which the connecting ring 47 is connected, and a third hole 46 to be connected to the connecting portion 120 .

First, when the anchor chain 42 is connected to the connection part 120 and wound or unwound by the drum 110, the third hole 46 and the connection part 120 are coupled.

After the length of the anchor chain 42 is adjusted as desired, the drum 110 is rotated to raise the anchor 40 so that the weights of the anchor 40 and the anchor chain 42 are connected to the connecting portion 120, (120), and then connects the connection loop (47) to the fixing portion (150).

The anchor 40 and the anchor chain 42 are hooked to the fixing part 150 by rotating the drum 110 in the opposite direction after the connecting hook 47 is connected to the fixing part 150, The connection between the connection part 120 and the third hole 46 can be released.

3, when the transfer of the fuel from the crude oil transmission line 20 to the drill ship 10 is completed, the connection between the hopper 30 and the crude oil transmission line 20 is released, the hopper 30 is completely closed, The anchor chain 42 and the connecting portion 120 are connected to each other by releasing the connection between the connecting portion 120 and the hosopiper 30 and the anchor chain 42 is wound up to enable the ship to move.

FIG. 7 is a view showing a transmission portion provided in a drum of a multi-purpose winch capable of speed control according to an embodiment of the present invention.

As shown in FIG. 7, according to the present embodiment, the transmission portion may include a drive unit 210 and a driven unit 220.

The driving unit 210 may include a driving shaft 211, a first driving gear 213, and a second driving gear 213.

The drive shaft 211 is connected to the motor 130 and can rotate together with the rotation of the motor 130. The first driving gear 213 may be provided on the driving shaft 211. The second driving gear 213 may be spaced apart from the first driving gear 213 on the driving shaft 211 and may have a diameter larger than that of the first driving gear 213.

The driven unit 220 may include a driven shaft 221, a first driven gear 222, a second driven gear 223, and a clutch 224.

The driven shaft 221 can rotate the drum 110 according to the rotation of the drive shaft 211. The driven gear is provided on the driven shaft 221 and can rotate in place by being engaged with the first drive gear 213. The second driven gear 223 is provided on the driven shaft 221 and is engaged with the second drive gear 213 to rotate in place.

7, the clutch 224 is key-engaged or splined on the driven shaft 221 and is located between the first driven gear 222 and the second driven gear 223, 222 or the second driven gear 223.

A boss is formed on the opposing surfaces of the first driven gear 222 and the second driven gear 223 for this purpose and the outer circumferential surface of the clutch 224 is formed as a spline so that the clutch 224, May be selectively engaged with the bosses of the first driven gear 222 or the second driven gear 223.

When the clutch 224 coupled to the driven shaft 221 is engaged with the first driven gear 222, the drum 110 can be rotated at a low speed. When the clutch 224 is engaged with the second driven gear 223 The drum 110 can be rotated at a high speed. If the clutch 224 is positioned between the first driven gear 222 and the second driven gear 223 without being engaged with both the first driven gear 222 and the second driven gear 223, May be temporarily stopped.

However, the configuration of the above-described transmission portion is only one embodiment, and the configuration of the transmission portion can be variously modified in any manner as long as the rotational speed of the drum 110 can be adjusted.

The driven unit 220 further includes a shift lever 225 protruding outward from the drum 110 and moving the clutch 224 between the first driven gear 222 and the second driven gear 223 can do.

It will be apparent to those skilled in the art that the present invention can be embodied in other specific forms without departing from the spirit or scope of the invention as defined in the appended claims. It is obvious to them. Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, and the present invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

10: drill ship 11: player
12: stern 14: burner boom
16: first winch 17: second winch
20: crude oil transmission line 30:
40: anchor 42: anchor chain
43: connecting member 44: first hole
45: second hole 46: third hole
47: Connecting ring 100: Multipurpose winch
110: drum 120:
130: motor 150:
210: drive unit 211: drive shaft
212: first drive gear 213: second drive gear
220: driven unit 221:
222: first driven gear 223: second driven gear
224: clutch 225: shift lever

Claims (4)

It is provided to the athlete of the drill ship,
A drum in which the yoke or anchor chain is wound by rotation;
A connecting portion provided at one side of the drum to selectively connect the yoke or the anchor chain;
A motor for providing power for rotating the drum in a forward or reverse direction; And
And a transmission portion connected to the rotation shaft of the motor to adjust the rotation speed of the drum according to the distance between the drill ship and the crude oil transmission line and the fuel feeding condition when the hosel is connected to the connection portion,
Wherein the transmission portion includes:
A first driving gear provided on the driving shaft and a second driving gear provided on the driving shaft and spaced apart from the first driving gear and having a diameter larger than that of the first driving gear, A drive unit comprising: And
A driven gear which is provided on the driven shaft and rotates in engagement with the first drive gear, and a second driven gear which is provided on the driven shaft and meshes with the second drive gear to rotate A clutch that is key-engaged or splined on the driven shaft and is located between the first driven gear and the second driven gear and selectively engaged with the first driven gear or the second driven gear A speed-adjustable multipurpose winch comprising an included driven unit. The method according to claim 1,
Further comprising a fixing part capable of fixing the anchor chain when the hosel is connected to the connection part. delete The method according to claim 1,
Wherein the driven unit further includes a shift lever that protrudes outside the drum and that shifts the clutch between the first driven gear and the second driven gear.

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