CN215218043U

CN215218043U - Combined type ocean drilling and repairing machine derrick stress test loading device

Info

Publication number: CN215218043U
Application number: CN202121802477.3U
Authority: CN
Inventors: 陈小伟; 张士超; 曹义威; 谢俊成; 何宝林; 王鹏; 徐光鹏; 吴奇兵; 刘汉光
Original assignee: CNOOC Safety and Technology Services Co Ltd
Current assignee: CNOOC Safety and Technology Services Co Ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-12-17
Anticipated expiration: 2031-08-03

Abstract

The utility model provides a modular marine rig well frame stress test loading device, including main load roof beam, last loading axle, lower loading axle, the department level is equipped with the loading axle on the detachable in the middle of the main load roof beam upper surface, and department has the lower loading axle along main load roof beam width direction rigid coupling in the middle of the lower surface, main load roof beam both ends are stretched out to lower loading axle both ends, the main load roof beam upper surface can be dismantled and be connected with position adjustable adjustment roof beam. The utility model discloses beneficial effect: the device flexible operation, the using-way is diversified, and is applicable to the drilling machine of not unidimensional, still practices thrift suspender quantity, has stronger adaptability, satisfies the needs of marine oil rig frame bearing capacity operation.

Description

Combined type ocean drilling and repairing machine derrick stress test loading device

Technical Field

The utility model belongs to ocean bores and repaiies quick-witted derrick stress test equipment field, especially relates to a modular ocean bores quick-witted derrick stress test loading device of repairment.

Background

Because the offshore drilling and workover operation is high in strength and is influenced by the operation environment, the bearing capacity of the derrick is reduced year by year, and the safety evaluation importance of the derrick is more important. After release from an industry standard SY/T6326-2019 petroleum drilling machine and workover rig derrick bearing capacity detection evaluation method and classification standard, the assessment of the bearing capacity of the rig becomes a necessary program for ensuring the safe operation of the derrick. When the bearing capacity of the in-service marine drilling and repairing machine well frame is evaluated, a stress loading tool is usually adopted for operation.

The ocean drilling and repairing machine as a general term comprises an ocean mode drilling machine with larger size and a well repairing machine with smaller size. At present, in actual work, stress loading tools with different sizes are respectively adopted when stress tests are carried out on a drilling machine and a workover rig, so that the stress loading tool suitable for the drilling machine and the stress loading tool suitable for the workover rig cannot be used together; in addition, under actual working conditions, when the stress loading tool is installed, one or two hanging belts are often adopted to be hung on a big hook of a derrick, the stress loading tool is hoisted through the hanging belts, so that the stress loading tool horizontally abuts against the bottom of a turntable beam, an upper base or a lower base, and although the derrick of the drilling and repairing machine is fixedly connected together by adopting a steel structure in a criss-cross or inclined mode to form a frame body structure, the structures are different, so that the lengths of the hanging belts are different when the stress loading tool is installed at different positions, the installation modes are different, the cost of the hanging belts is high, the hanging belts with corresponding lengths cannot be prepared for hanging the stress loading tool for use at each proper installation position, the use of the existing stress loading tool is limited, the problem of low adaptability exists, and the requirement of the operation of the bearing capacity of the derrick of the marine oil drilling and repairing machine cannot be met.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the weak point of the above-mentioned problem in the prior art, provides a modular marine rig derrick stress test loading device.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a modular marine rig-up stress test loading device, includes main load beam, goes up loading axle, lower loading axle, department level is equipped with the loading axle on the detachable in the middle of the main load beam upper surface, and department has the lower loading axle along main load beam width direction rigid coupling in the middle of the lower surface, main load beam both sides are stretched out at lower loading axle both ends, main load beam upper surface can be dismantled and be connected with position adjustable adjustment roof beam.

Furthermore, a plurality of adjusting holes are uniformly formed in the upper surface of the main loading beam, the bottom of the adjusting beam is fixed to the upper surface of the main loading beam through the matching of the adjusting bolts and the adjusting holes, a connecting hole with an internal thread is formed in the top of the adjusting beam, and the adjusting beam can be connected with a loading block through screws.

Furthermore, the main loading beam is of an H-shaped steel structure, and a plurality of reinforcing rib plates are uniformly welded on the front side and the rear side of the main loading beam.

Furthermore, two end parts of the main loading beam are welded with centralizing ribs which are arranged from top to bottom in an inclined mode, and centralizing lifting lugs are arranged on the outer sides of the centralizing ribs.

Furthermore, a plurality of forklift tube seats are welded at the bottom of the main loading beam.

Furthermore, two upper lifting lugs are oppositely arranged in the middle of the upper surface of the main loading beam, through holes are symmetrically formed in the two upper lifting lugs, the upper loading shaft is connected between the two through holes, first mounting holes are radially formed in the two ends of the upper loading shaft, which are located on the outer sides of the two upper lifting lugs, and a first limiting pin or a first spring pin safety clip is connected in each first mounting hole.

Furthermore, two ends of the upper loading shaft are both connected with pull rods in a threaded manner.

Furthermore, a plurality of reinforcing ribs are welded between the outer side of the upper lifting lug and the main loading beam.

Furthermore, the lower loading shaft comprises a connecting rod and an annular boss located in the middle of the outer side of the connecting rod, a welding plane is arranged at the top of the annular boss, the welding plane is in contact with and welded to the bottom of the main loading beam, second mounting holes are formed in two ends of the connecting rod along the radial direction, and a second limiting pin or a second spring pin safety clip is connected in each second mounting hole.

Furthermore, the two end parts of the connecting rod are connected with vertically arranged baffle plates through connecting bolts.

Furthermore, the upper surface of the main loading beam is provided with moving lifting lugs at two sides of the upper loading shaft respectively.

Compared with the prior art, the utility model discloses following advantage has:

the combined type ocean drilling and repairing machine well frame stress test loading device is provided with an upper loading shaft and a lower loading shaft on the upper side and the lower side of a main loading beam respectively, the connection mode of a hanging strip can be selected according to the installation position and the length of the hanging strip, a single hanging strip can be adopted to connect the upper loading shaft with a big hook on a derrick, two hanging strips can be adopted to connect the lower loading shaft with a big hook on the derrick, and the big hook on the derrick and the upper loading shaft or the lower loading shaft can also be connected after the single hanging strip is folded; an adjusting beam can be further arranged on the main loading beam, so that the main loading beam can still be installed and tested when the main loading beam abuts against the main loading beam when the bottom of the turntable beam, the upper base or the lower base does not have a proper large installation position, and the adjusting beam only abuts against the bottom of the turntable beam, the upper base or the lower base; the device flexible operation, the using-way is diversified, and is applicable to the drilling machine of not unidimensional, still practices thrift suspender quantity, has stronger adaptability, satisfies the needs of marine oil rig frame bearing capacity operation.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a combined type marine rig stress test loading device without an adjusting beam according to an embodiment of the present invention;

fig. 2 is a front view of the combined type ocean rig stress test loading device for a beam to be adjusted according to the embodiment of the present invention;

fig. 3 is a front view of the combined type marine rig stress test loading device without an adjusting beam according to the embodiment of the present invention;

fig. 4 is a structural plan view of the combined type marine rig stress test loading device without an adjusting beam according to the embodiment of the present invention;

fig. 5 is a structural side view of the combined marine rig mast stress test loading unit without an adjusting beam according to the embodiment of the present invention;

FIG. 6 is a partial schematic view of FIG. 1 at A;

FIG. 7 is a partial schematic view of FIG. 1 at B;

fig. 8 is a top view of a lower loading shaft structure according to an embodiment of the present invention;

fig. 9 is a side view of a lower loading shaft structure according to an embodiment of the present invention;

fig. 10 is a schematic diagram illustrating the stress test loading device according to the embodiment of the present invention installed on a derrick.

Description of reference numerals:

1. a primary load beam; 11. reinforcing rib plates; 12. a forklift tube seat; 13. moving the lifting lug; 14. an adjustment hole; 15. righting the rib; 16. righting the lifting lug; 2. an upper loading shaft; 21. an upper lifting lug; 211. reinforcing ribs; 22. a first mounting hole; 3. a lower loading shaft; 31. a connecting rod; 32. an annular boss; 321. welding a plane; 33. a second mounting hole; 34. a threaded eccentric bore; 4. adjusting the beam; 5. a derrick; 51. a big hook; 52. a base; 53. a turntable beam; 6. a sling.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 9, a combined type ocean drilling rig derrick stress test loading device comprises a main loading beam 1, an upper loading shaft 2 and a lower loading shaft 3, wherein the detachable upper loading shaft 2 is horizontally arranged in the middle of the upper surface of the main loading beam 1, the lower loading shaft 3 is fixedly connected in the middle of the lower surface along the width direction of the main loading beam 1, two ends of the lower loading shaft 3 extend out of two sides of the main loading beam 1, and an adjusting beam 4 with an adjustable position is detachably connected to the upper surface of the main loading beam 1. In the embodiment, when the stress test loading device is installed, the hanging strip 6 is used for hanging and moving, a hanging ring at one end of the hanging strip 6 is sleeved on the upper loading shaft 2 or the lower loading shaft 3, the other end of the hanging strip is connected to a big hook 51 on a derrick 5, and then the stress test loading device is lifted upwards through the self moving function of the drilling and repairing machine, so that the upper surface of the main loading beam 1 is abutted against a proper position of the bottom of the turntable beam 53, the upper base or the lower base; certainly, sometimes the turntable beam 53, the upper base or the lower base does not have a proper position to be attached to the whole main loading beam 1, at this time, the adjusting beam 4 needs to be installed on the upper surface of the main loading beam 1, and when the whole main loading beam is lifted upwards, the adjusting beam 4 is ensured to be abutted against the bottom of the turntable beam 53, the upper base or the lower base, so that subsequent stress test operation can be carried out.

The upper surface of the main loading beam 1 is uniformly provided with a plurality of adjusting holes 14, the bottom of the adjusting beam 4 is matched and fixed on the upper surface of the main loading beam 1 through adjusting bolts and the adjusting holes 14, the top of the adjusting beam 4 is provided with a connecting hole with internal threads, and the adjusting beam can be connected with a loading block through screws. In the embodiment, the mounting position of the adjusting beam 4 can be adjusted according to the actual working condition requirement; considering that the derrick 5 is formed by welding a plurality of staggered steel structures, the adjusting beam 4 may not be propped against the bottom of the position to be installed, so that the loading block can be additionally arranged on the top of the adjusting beam 4 in the scheme, and the top of the loading block is ensured to be propped against the position to be installed, and the subsequent stress test can also be carried out.

The main loading beam 1 is of an H-shaped steel structure, and a plurality of reinforcing rib plates 11 are uniformly welded on the front side and the rear side of the main loading beam 1, so that the stress strength of the main loading beam 1 is increased.

The two ends of the main loading beam 1 are welded with righting ribs 15 which are arranged from top to bottom in an inclined mode, and righting lifting lugs 16 are arranged on the outer sides of the righting ribs 15. Before installing this stress test loading device on derrick 5, at first having tied in two straightening lugs 16 and righting the rope, because stress test loading device promotes the distance higher, often up to several meters, and because derrick 5 all is the support body that constitutes through the welding of a plurality of steel construction that differ in size, the degree of inclination is different, when upwards promoting this stress test loading device through hook 51 in derrick 5, the stress test loading device appears rocking very easily, bump with derrick 5, or receive some steel construction in derrick 5 to block and take place to incline or can't continue to promote, consequently, need operating personnel at this moment to stimulate below and right the rope, make stress test loading device change the position, remove the contact with derrick 5 and continue upwards to promote.

A plurality of forklift tube seats 12 are welded at the bottom of the main loading beam 1, and transportation through a forklift is facilitated.

Two upper lifting lugs 21 are oppositely arranged in the middle of the upper surface of the main loading beam 1, through holes are symmetrically formed in the two upper lifting lugs 21, the upper loading shaft 2 is connected between the two through holes, first mounting holes 22 are radially formed in the positions, located on the outer sides of the two upper lifting lugs 21, of the upper loading shaft 2, and first limiting pins or first spring pin safety clamps are connected into the first mounting holes 22. In this embodiment, when the hanging strip 6 is installed on the upper loading shaft 2, the first limit pin or the first spring pin safety clip is firstly taken out, the upper loading shaft 2 is taken out from the through hole of the upper lifting lug 21, then the hanging strip 6 is placed between the two upper lifting lugs 21 and sleeved on the upper loading shaft 2, and finally the upper loading shaft 2 penetrates through the through hole and is limited by the first limit pin or the first spring pin safety clip, so that the upper loading shaft 2 is prevented from being separated from the upper lifting lug 21.

And two ends of the upper loading shaft 2 are both in threaded connection with pull rods. In this embodiment, all be equipped with the outside screw hole of opening at last loading shaft 2 both ends, be connected with the pull rod that has the external screw thread in the screw hole, load shaft 2 is gone up in the convenience pulling when installation suspender 6.

A plurality of reinforcing ribs 211 are welded between the outer side of the upper lifting lug 21 and the main loading beam 1, so that the stress strength of the upper lifting lug 21 is enhanced.

The lower loading shaft 3 comprises a connecting rod 31 and an annular boss 32 located in the middle of the outer side of the connecting rod 31, a welding plane 321 is arranged at the top of the annular boss 32, the welding plane 321 is in contact with and welded to the bottom of the main loading beam 1, second mounting holes 33 are formed in two ends of the connecting rod 31 along the radial direction, and second limiting pins or second spring pin safety clips are connected into the second mounting holes 33. In this embodiment, the connecting rod 31 and the annular boss 32 are integrally formed. When the hanging strips 6 need to be installed on the lower loading shaft 3, the hanging rings of the two hanging strips 6 or the two hanging rings at the two ends of one hanging strip 6 after being folded are respectively sleeved at the two ends of the connecting rod 31, then the second limiting pin or the second spring pin safety clip is installed at the two ends of the connecting rod 31, and the hanging rings are prevented from being separated from the connecting rod 31.

The two ends of the connecting rod 31 are connected with vertically arranged baffle plates through connecting bolts. In this embodiment, the size of the baffle is larger than or equal to that of the hanging ring at the end of the hanging strip 6, so that the hanging ring is prevented from being separated from the connecting rod 31 in the lifting process after being sleeved on the connecting rod 31. Specifically, threaded eccentric holes 34 are provided at both ends of the connecting rod 31 to be opened outward, and the baffle is coupled to the ends of the connecting rod 31 by coupling bolts to the threaded eccentric holes 34.

The upper surface of the main loading beam 1 is provided with movable lifting lugs 13 at two sides of the upper loading shaft 2, when the main loading beam 1 is carried or moved, a lifting rope can be connected between the two movable lifting lugs 13, and then the position of the main loading beam 1 is lifted and transferred through a lifting hook.

The working process of the embodiment is as follows:

the device is placed in a suspension cage and is transferred to the designated position of the lower deck of the drilling and repairing machine through a platform crane; selecting a connection mode of the hanging strip 6 and the upper loading shaft or the lower loading shaft, and connecting the hanging strip 6 with the device; hoisting a hanging strip 6 to the drilling platform surface on the upper surface of the rotary table through an inner hole of the rotary table by using a small winch of the drilling and repairing machine, wherein the upper end of the hanging strip 6 is connected with a big hook 51 of the derrick 5; estimating the approximate contact part of the upper plane of the main loading beam 1 and the bottom of the turntable beam 53, the upper base or the lower base, and coating red powder on the upper surface of the main loading beam 1; the drilling and repairing machine slowly lifts the hook 51, the hanging strip 6 is matched with the hanging rope in a correction mode, the main loading beam 1 is lifted to move upwards, after the main loading beam 1 reaches the installation position, the main loading beam 1 falls back, the red lead powder contact condition is observed, whether the installation position is estimated or not is judged, and the operation is repeated until the adjustment is carried out properly. As shown in fig. 10, the turntable beam 53 is located on the upper side of the base 52, and in fig. 10, the main load beam is abutted against the bottom of the turntable beam 53 and is pulled up and down by the hook 51.

The structure of the large hook 51 on the drilling and repairing machine comprises a main hook and an auxiliary hook, wherein the auxiliary hook is two hook parts symmetrically arranged on two sides of the upper end of the main hook, but the large hook 51 of the existing drilling and repairing machine only has the main hook and does not have the auxiliary hook, and meanwhile, the length problem of the hanging strip 6 is considered, and for the connection mode of the hanging strip 6, the following conditions are given:

when the hanging strip 6 is adopted, a hanging ring at the bottom end of the hanging strip 6 can be sleeved on the upper loading shaft 2, a hanging ring at the upper end is connected with a main hook of the large hook 51, and the hanging ring is lifted through the large hook 51; or one sling 6 can be folded in half, the folded part of the sling 6 is sleeved on the upper loading shaft 2, two lifting rings are connected with the main hook together, or the two lifting rings are respectively connected with the auxiliary hooks on the two sides of the large hook 51 and then lifted; the folded sling 6 can also be used for sleeving two lifting rings on the upper loading shaft 2 together or sleeving two ends of the lower loading shaft 3 respectively, and the folded part is connected in the main hook and lifted by the large hook 51;

when two hanging strips 6 are adopted, the hanging rings at the bottom ends of the two hanging strips 6 are respectively sleeved at the two ends of the lower loading shaft 3, and the hanging rings at the upper ends are respectively connected to the two auxiliary hooks to be lifted.

Of course, the operation method is not limited to the connection mode of the hanging strip 6, and the operation personnel can install the hanging strip according to the requirements of actual working conditions.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a modular marine rig stress test loading device which characterized in that: including main load roof beam (1), go up load axle (2), lower load axle (3), department level is equipped with detachable and goes up load axle (2) in the middle of main load roof beam (1) the upper surface, and department has lower load axle (3) along main load roof beam (1) width direction rigid coupling in the middle of the lower surface, main load roof beam (1) both sides are stretched out at lower load axle (3) both ends, main load roof beam (1) upper surface can be dismantled and be connected with position adjustable adjustment roof beam (4).

2. The combined marine rig mast stress test loading unit of claim 1, wherein: the upper surface of the main loading beam (1) is uniformly provided with a plurality of adjusting holes (14), the bottom of the adjusting beam (4) is matched with the adjusting holes (14) through adjusting bolts and fixed on the upper surface of the main loading beam (1), the top of the adjusting beam (4) is provided with a connecting hole with an internal thread, and the connecting hole can be connected with a loading block through a screw.

3. The combined marine rig mast stress test loading unit of claim 1, wherein: the main loading beam (1) is of an H-shaped steel structure, and a plurality of reinforcing rib plates (11) are uniformly welded on the front side and the rear side of the main loading beam (1).

4. The combined marine rig mast stress test loading unit of claim 1, wherein: the two end parts of the main loading beam (1) are welded with righting ribs (15) which are arranged from top to bottom in an inclined mode, and righting lifting lugs (16) are arranged on the outer sides of the righting ribs (15).

5. The combined marine rig mast stress test loading unit of claim 1, wherein: a plurality of forklift tube seats (12) are welded at the bottom of the main loading beam (1).

6. The combined marine rig mast stress test loading unit of claim 1, wherein: the middle of the upper surface of the main loading beam (1) is relatively provided with two upper lifting lugs (21), the two upper lifting lugs (21) are symmetrically provided with through holes, the upper loading shaft (2) is connected between the two through holes, two ends of the upper loading shaft (2) positioned at the outer sides of the two upper lifting lugs (21) are respectively provided with a first mounting hole (22) along the radial direction, and a first limiting pin or a first spring pin safety clip is connected in the first mounting holes (22).

7. The combined marine rig mast stress test loading unit of claim 6, wherein: and both ends of the upper loading shaft (2) are in threaded connection with pull rods.

8. The combined marine rig mast stress test loading unit of claim 1, wherein: lower loading axle (3) include connecting rod (31) and be located annular boss (32) of department in the middle of connecting rod (31) outside annular boss (32) top is equipped with welding plane (321), welding plane (321) contact and weld together with main load roof beam (1) bottom, second mounting hole (33) have all been seted up along radial at connecting rod (31) both ends, second spacer pin or second spring safety pin checkpost are connected in second mounting hole (33).

9. The combined marine rig mast stress test loading unit of claim 8, wherein: the two ends of the connecting rod (31) are connected with vertically arranged baffles through connecting bolts.

10. The combined marine rig mast stress test loading unit of claim 1, wherein: and moving lifting lugs (13) are respectively arranged on the upper surface of the main loading beam (1) and positioned on two sides of the upper loading shaft (2).