KR20150001756U

KR20150001756U - Lifting jig

Info

Publication number: KR20150001756U
Application number: KR2020130008909U
Authority: KR
Inventors: 정학주; 허성욱; 김영규
Original assignee: 대우조선해양 주식회사
Priority date: 2013-10-30
Filing date: 2013-10-30
Publication date: 2015-05-08

Abstract

This design facilitates the lifting transfer during maintenance work of the drill ball valve and adjusts the overall size of the jig by controlling the width and length according to the size of the ball valve.
The lifting jig for a ship according to the present invention comprises first and second horizontal jig bodies which are seated and spaced from each other before and after a drill ship divertor ball valve is seated thereon and on both sides of the opposite ends of the first and second horizontal jig bodies, The first and second vertical jig bodies are coupled to each other so as to be adjustable in horizontal and vertical width to support the left and right sides of the ball valve for the ship. And a plurality of connection brackets having connection holes for connection with the wires for connection with the wires.

Description

Lifting Jig for Ship {Lifting Jig}

The present invention relates to a lifting jig for a ship, and more particularly, it relates to a lifting jig for a ship, and more particularly, it relates to a lifting jig for a ship that facilitates lifting of a heavy ball valve in a narrow space during maintenance work of a diverting ball valve for a drilling rig, The present invention relates to a lifting jig for a ship having an improved structure so as to increase ease of use.

In general, drilling rigs have been used to drill oil wells in oil or gas exploration. In particular, the importance of the development of deep-sea oil fields, which have been neglected due to the economical disadvantage of the earth's abundant resources has recently been emphasized.

As a result, along with the development of submarine mining technology, drilling rigs with drilling equipments suitable for development of deep sea oilfields are being developed.

There are various kinds of such drill ships, and rig ships, stationary platforms or drill ships are operated in various forms.

Among the types of drill ships, drill ship is a ship equipped with drilling equipment, unlike existing fixed drilling equipment, and is manufactured in a shape similar to a general ship so that it can be sailed by its own power.

Since the drilling operation is performed in the ship, a space including a large-sized opening called a moonpool area is provided at the center of the drill ship, and general drilling operations such as test work and maintenance work for the drilling equipment are performed do.

In the case of the drill ship, there are many areas of high elevation in the structure, and repair and replacement works of structures and facilities under the deck are difficult.

In the case of the above-mentioned equipment of the drill rig, a separate lifting equipment is required due to heavy weight in maintenance work.

Prior art relating to existing marine lifting jigs is disclosed in Korean Patent Laid-Open Publication No. 10-2012-0077938 entitled " Maritime Hatch Cover Assembly Members Lifting Jig "(published on Jul. 10, 2012) Wow; A bending portion bent from the horizontal portion to form a fitting groove; And a hook formed at one end of the horizontal portion.

Another prior art related to the drill rig is disclosed in Korean Patent Application No. 10-2012-00104889 entitled " Drill-Ship Carrying Test Carrying Device ", published on September 24, 2012 A lift lug having two weight receptors, two or more spacers disposed on the front, back, left, and right sides of the weight receptacle, and coupling holes formed at one side thereof to be engaged with the lift assemblies of the conveying apparatus; And a bump preventive fixture which is formed by bending each of the edges and which is mounted on the upper surface of the weight receiver to prevent the articles such as the BOP equipment and the weight from being discharged or pushed out.

The prior art described above requires a lifting jig limited to each component. In this case, the lifting jig must be provided according to the size of the component.

In addition, the diverter ball valve of the drilling rig is not only heavy in weight but also has a small space for installation, so that it is difficult to operate the transfer operation with the widely used chain block, there was.

Korean Unexamined Patent Publication No. 10-2012-0077938 "Lifting jig for hatch cover assembly member for ships" (Open date: Jul. 10, 2012) Korean Utility Model No. 10-2012-00104889 "Drill-Ship Carriage Test Carrier" (Open date: September 24, 2012)

The present invention has been made in view of the above-mentioned problems and is intended to solve this problem. The object of the present invention is to provide a divertor ball valve for a drill rig that can be easily transferred during maintenance work, There is provided a lifting jig for a ship.

In order to accomplish the above object, the present invention provides a ball joint for a ship, comprising a first and a second horizontal jig body on which a ball valve for a ship is seated,

First and second vertical jig bodies which are respectively positioned on upper and lower ends of the first and second horizontal jig bodies so as to be adjustable in width and width by coupling means to support the left and right sides of the ball valve,

And a plurality of connection brackets provided outside the first and second vertical jig bodies and having connection holes for connection with the wires for lifting.

The coupling means includes first and second coupling holes formed in the first and second horizontal jig bodies and the first and second vertical jig bodies, respectively, and the first and second coupling holes, And a fixing nut fastened to an end of the coupling bolt and fixing the coupling bolt. The coupling bolt is coupled to the first and second coupling holes formed at a portion where the body and the first and second vertical jig bodies are in contact with each other.

The first and second horizontal jig bodies may include a horizontal portion formed with the plurality of first engagement holes spaced apart from each other, and a bent portion bent downward at one side edge of the horizontal portion.

The first and second vertical jig bodies may include a base portion having a plurality of second engagement holes spaced apart from each other and seated on the first and second horizontal jig bodies,

And a support portion extending from the outer edge of the base portion so as to be bent upward and supporting the side surface of the ball valve for the ship.

This design makes it easy to lift the heavy ball valve even in a small space during the maintenance work of the diver butter ball valve for the drill ship, and it is possible to adjust the width and length according to the size of the ball valve. And it is possible to mount a ball valve of various sizes in one jig, which is advantageous in cost reduction and the like.

1 is a perspective view of a ship lifting jig according to the present invention;
2 is a plan view of Fig.
Figure 3 is a front view of Figure 1;
Figure 4 is a side view of Figure 1;
Fig. 5 is a front view showing the present invention. Fig.
6 is a use state diagram of the present invention.

This design facilitates the lifting transfer during the maintenance work of the drill rig diver ball valve, and it also enables the horizontal and vertical width adjustment according to the size of the ball valve.

1 to 6, a lifting jig for a ship according to the present invention comprises a diver ball valve (hereinafter referred to as a ball valve) 10 (hereinafter referred to as a ball valve) A horizontal body 100 composed of two horizontal jig bodies 110 and 120, and upper and lower horizontal jigs 110 and 120, respectively, A vertical body 200 composed of first and second vertical jig bodies 210 and 220 for supporting the left and right sides of the ball valve 10 for a ship and an upper body 200 for upwardly protruding from the outer sides of the first and second vertical jig bodies 210 and 220 And a plurality of connection brackets 250 having elongated connection holes 252 for connection with the wires for lifting.

The first and second vertical jig bodies 210 and 220 of the upper body 200 are respectively mounted on both sides of the lower body 100 and then fixed via the coupling means.

More specifically, the coupling means includes first and second coupling holes 105 and 205 formed in the first and second horizontal jig bodies 110 and 120 and the first and second vertical jig bodies 210 and 220, respectively, The first and second vertical jig bodies 210 and 220 may be passed through the first and second coupling holes 105 and 205 formed at the portions where the first and second horizontal jig bodies 110 and 120 and the first and second vertical jig bodies 210 and 220 are in contact with each other. And at least one fixing nut 320 fastened to an end of the coupling bolt and fixing the coupling bolt.

The first and second horizontal jig bodies 110 and 120 and the first and second vertical jig bodies 210 and 220 may have angles.

The first and second horizontal jig bodies 110 and 120 include horizontal portions 112 and 122 formed by perforating the plurality of first coupling holes 105 so as to be spaced apart from each other, And bending portions 114 and 124 formed by bending.

The first and second vertical jig bodies 210 and 220 include base portions 212 and 222 formed by perforating the plurality of second engagement holes 205 to be spaced apart from each other and seated on the first and second horizontal jig bodies 110 and 120, And support portions 214 and 224 extended from the outer edges of the base portions 212 and 222 so as to be bent upward to support the side surfaces of the ball valve 10 for a ship.

The first and second horizontal jig bodies 110 and 120 are spaced apart before and after the ball valve 10 is seated and the first and second vertical jig bodies 210 and 220 are disposed on the first and second horizontal jig bodies 110 and 120, , And a structure capable of adjusting the gap in the right direction.

The reason why the first and second horizontal jig bodies 110 and 120 and the first and second vertical jig bodies 210 and 220 are angled is that the fastening operation of the fastening bolt 310 and the fastening nut 320 is facilitated It is easy to operate and can reduce the weight relatively more than the conventional jig for transportation, and the manufacturing cost is considered to be reduced.

That is, the longitudinal widths of the first and second horizontal jig bodies 110 and 120 and the lateral widths of the first and second vertical jig bodies 210 and 220 are inserted into the first and second coupling holes 105 and 205 The horizontal or vertical width can be adjusted according to the fixing position of the engagement bolts 310. [

At this time, the first vertical jig body is fixed to one side of the first and second horizontal jig bodies 110 and 120, and only the second vertical jig body slides left and right in the other side of the first and second horizontal jig bodies 110 and 120 The first and second horizontal jig bodies 110 and 120 may be fixed with the coupling bolts 310 so that the left and right widths of the first and second horizontal jig bodies 110 and 120 may be adjusted by using the coupling bolts 310, By selecting the fixed position, the front and back direction width intervals can be adjusted.

The connection bracket 250 has a structure in which a connection hole 252 is formed so as to protrude upward from the outside of the support portions 214 and 224 and for connection with a wire for lifting.

As described above, the present invention having such a constitution is characterized in that the first and second horizontal jig bodies 110 and 120 and the first and second vertical jig bodies 210 and 220 have a width and a width corresponding to the size of the ball valve 10 After the coupling bolts 310 are inserted through the first and second coupling holes 105 and 205 and the fixing nut 320 is fastened to the end of the coupling bolt 310, the assembly of the jig is completed.

Before the assembly of the first and second vertical jig bodies 210 and 220 and the first and second horizontal jig bodies 110 and 120 is completed, the horizontal portions 112 and 122 of the first and second horizontal jig bodies 110 and 120 are inserted into the ball valve 10 and the longitudinal length of the first and second horizontal jig bodies 110 and 120 corresponding to the length of the ball valve 10 before and after the ball valve 10, Right and left horizontal widths between the first and second vertical jig bodies 210 and 220 corresponding to the right-and-left gap.

Therefore, even when the size of the ball valve 10 is different, the lifting jig of the present invention can adjust the gap between the first and second vertical jig bodies 210 and 220 and the first and second horizontal jig bodies 110 and 120, By adjusting the size, it is possible to perform the function as a lifting jig even if the size of the ball valve 10 is slightly different.

Thereafter, the lifting jig on which the ball valve 10 is mounted can be lifted and transferred by connecting a wire connected to lifting equipment (for example, a wire winch) to the connection hole 252 of the connection bracket 250.

At this time, when the assembly is completed, the horizontal portions 112 and 122 support the lower surface of the ball valve 10, and the support portions 214 and 224 contact the left and right surfaces of the ball valve 10, And has a function of a stopper for preventing release in operation.

The present invention as described above makes it easy to lift the ball valve 10, which is a heavy article, even in a narrow space during maintenance work of the ball valve 10 for a drill rig, Since the horizontal and vertical widths can be adjusted, it is possible to increase the usability, and the ball valves 10 of various sizes can be mounted on one jig, which is advantageous in terms of cost reduction and the like.

10: Ball valve 100: Lower body
105, 205: first and second coupling holes 110, 120: first and second horizontal jig bodies
112, 122: horizontal part 114, 124:
200: upper body 210, 220: first and second vertical jig bodies
212, 222: base portion 214, 224:
250: connection bracket 252: connection hole
310: coupling bolt 320: locking nut

Claims

First and second horizontal jig bodies 110 and 120 on which the ball valve 10 for a ship is placed and spaced apart from each other,
The first and second horizontal jig bodies 110 and 120 are respectively installed on both sides of the upper and lower ends of the first and second horizontal jig bodies 110 and 120. The first and second horizontal jig bodies 110 and 120, Vertical jig bodies 210 and 220,
And a plurality of connection brackets (250) provided on the outer sides of the first and second vertical jig bodies (210, 220) and having connection holes (252) for connection with wires for lifting.

The method according to claim 1,
The coupling means includes first and second coupling holes 105 and 205 formed in the first and second horizontal jig bodies 110 and 120 and the first and second vertical jig bodies 210 and 220, respectively,
In the first and second coupling holes 105 and 205 formed at the portions where the first and second horizontal jig bodies 110 and 120 and the first and second vertical jig bodies 210 and 220 are in contact with each other, A coupling bolt 310 coupled to penetrate,
And a fixing nut (320) fastened to an end of the coupling bolt (310) and fixing the coupling bolt (310).

The method of claim 2,
The first and second horizontal jig bodies 110 and 120 include horizontal portions 112 and 122 formed by perforating the plurality of first engagement holes 105 apart from each other,
And bending portions (114, 124) bent downward at one side edge of the horizontal portions (112, 122).

The method of claim 2,
The first and second vertical jig bodies 210 and 220 include base portions 212 and 222 formed by perforating the plurality of second engagement holes 205 to be spaced apart from each other and seated on the first and second horizontal jig bodies 110 and 120,
And support portions (214, 224) extending from the outer edges of the base portions (212, 222) so as to be bent upward to support the side surfaces of the ball valve (10) for a vessel.