CN-224200592-U - Positioning device for head section derrick of petroleum drilling machine

CN224200592UCN 224200592 UCN224200592 UCN 224200592UCN-224200592-U

Abstract

The utility model relates to a head section derrick positioning device of an oil rig, which comprises a bearing bracket, a derrick placing structure and a linear motion mechanism, wherein the derrick placing structure is connected to the bearing bracket in a sliding way, a first installation position and a second installation position are arranged on the bearing bracket, the linear motion mechanism is fixedly installed on the first installation position, a motion output end of the linear motion mechanism is abutted with the derrick placing structure and can drive the derrick placing structure to slide linearly from left to right, the linear motion mechanism is fixedly installed on the second installation position, and a motion output end of the linear motion mechanism is abutted with the derrick placing structure and can drive the derrick placing structure to slide linearly from right to left. The technical problems that in the prior art, when the first section derrick is installed, a plurality of cranes are needed to be matched, the matching difficulty is high, the construction risk is high, the required adjusting time is too long when the main back beam is adjusted, and the installation efficiency is low are solved.

Inventors

ZHANG ZHENHUA
LIU QI
YAN JIAJIA
ZHANG LONG
LIU XIAODONG
XIAO WEIDONG

Assignees

中石化石油工程技术服务股份有限公司
中石化胜利石油工程有限公司

Dates

Publication Date: 20260505
Application Date: 20250430

Claims (10)

1. The head section derrick positioning device of the petroleum drilling machine is characterized by comprising a bearing bracket (1), a derrick placing structure (2) and a linear motion mechanism; The derrick placing structure (2) is connected to the bearing bracket (1) in a sliding manner, and when a head section derrick is placed on the derrick placing structure (2), the derrick placing structure (2) can limit the head section derrick in the left-right direction; The derrick placing device comprises a bearing support (1), wherein a first mounting position (3) and a second mounting position (4) are arranged on the bearing support (1), a linear motion mechanism is fixedly mounted on the first mounting position (3), a motion output end of the linear motion mechanism is abutted to a derrick placing structure (2) and can drive the derrick placing structure (2) to linearly slide from left to right, the linear motion mechanism is fixedly mounted on the second mounting position (4), a motion output end of the linear motion mechanism is abutted to the derrick placing structure (2) and can drive the derrick placing structure (2) to linearly slide from right to left, and the bearing support (1) comprises a crossbeam (5) and a support column (6) for supporting the crossbeam (5).
2. The positioning device for the oil rig head section derrick according to claim 1 is characterized in that the linear motion mechanism comprises a motion output end and a fixed end, the first installation position (3) and the second installation position (4) are respectively arranged at the left end and the right end of the top of the cross beam (5), the left end and the right end of the derrick placement structure (2) are provided with a third installation position (7) and a fourth installation position (8), the two ends of the linear motion mechanism are respectively and fixedly arranged at the first installation position (3) and the third installation position (7), or the two ends of the linear motion mechanism are respectively and fixedly arranged at the second installation position (4) and the fourth installation position (8).
3. The positioning device for the head section derrick of the petroleum drilling machine according to claim 2 is characterized in that a U-shaped butt joint groove (9) penetrating in the front-rear direction of the bearing bracket (1) is formed in the upper portion of the derrick placement structure (2), a groove body opening of the U-shaped butt joint groove (9) faces upwards, the head section derrick can be lapped in the U-shaped butt joint groove (9), and a movement output end of the linear movement mechanism is abutted to the side wall of the U-shaped butt joint groove (9).
4. The positioning device for the head section derrick of the petroleum drilling machine according to claim 1 is characterized in that a U-shaped chute (10) penetrating in the left-right direction of the bearing bracket (1) is arranged at the bottom of the derrick placement structure (2), the bottom of the derrick placement structure (2) can be buckled at the top of the cross beam (5) through the U-shaped chute (10), and the derrick placement structure (2) is connected with the cross beam (5) in a sliding mode.
5. The positioning device for the head section derrick of the petroleum drilling machine according to claim 1, wherein the first mounting position (3) and the second mounting position (4) comprise a stop block (11) and a fixed end fixing seat (12) which are arranged at the left end and the right end of the top of the beam (5), the fixed end fixing seat (12) is used for fixing the fixed end to the beam (5), and the stop block (11) is used for bearing the reaction force generated when the linear motion mechanism pushes the derrick placing structure (2) and preventing the fixed end fixing seat (12) from being stressed and deformed; The fixed end fixing seat (12) is of a U-shaped groove structure along the left-right direction, the fixed end fixing seat (12) is arranged at the top of the cross beam (5) between the stop block (11) and the derrick placing structure (2), pin holes are correspondingly formed in the side wall of the fixed end fixing seat (12) and the fixed end of the linear motion mechanism, and the fixed end fixing seat (12) is connected with the linear motion mechanism through pin shafts.
6. The positioning device for the head section derrick of the petroleum drilling machine according to claim 2, wherein the third installation position (7) and the fourth installation position (8) comprise movement output end fixing seats (13) arranged at the left side and the right side of the derrick placing structure (2), and the movement output end fixing seats (13) are used for fixing the movement output end to the derrick placing structure (2); The movable output end fixing seat (13) is of a U-shaped groove structure along the left-right direction, the movable output end fixing seat (13) is arranged on the left side and the right side of the derrick placing structure (2), pin holes are correspondingly formed in the side wall of the movable output end fixing seat (13) and the movable output end of the linear movement mechanism, and the movable output end fixing seat (13) is connected with the movable output end through pin shafts.
7. The positioning device for the head section derrick of the petroleum drilling machine according to claim 1, wherein the bottom end of the supporting column (6) is further provided with a fixing part (14), and the fixing part (14) is used for connecting the supporting column (6) with a base body (17) of the petroleum drilling machine.
8. The positioning device for the head section derrick of the petroleum drilling machine according to claim 1, wherein the bearing bracket (1) further comprises a reinforcing beam (15) and reinforcing columns (16), the reinforcing beam (15) is arranged between the supporting columns (6) and parallel to the cross beams (5), the reinforcing columns (16) are arranged between the reinforcing beam (15) and the cross beams (5) and parallel to the supporting columns (6), at least one reinforcing beam (15) is arranged, and at least two reinforcing columns (16) are arranged.
9. The positioning device for the oil rig head section derrick of the oil rig is characterized by further comprising a base body (17), wherein a support mounting position (18) is arranged on the base body (17), the bearing support (1) is rotatably mounted on the support mounting position (18), when the bearing support (1) is located at a first position, the bearing support (1) is attached to the base body (17), when the bearing support (1) rotates from the first position to a second position, the bearing support (1) can be detachably and fixedly connected with the support mounting position (18), and when the bearing support (1) is located at the second position, the bearing support (1) is perpendicular to the ground.
10. The oil rig head section derrick positioning device according to claim 9, characterized in that the bracket mounting position (18) comprises a pin seat (19) fixed on the base body (17) and a fixing pin (20), wherein two penetrating pin holes are formed in the pin seat (19), the support column (6) is detachably and fixedly connected with the pin seat (19) through the fixing pin (20), when the bearing bracket (1) is located at the first position, only one fixing pin (20) is used for connecting the support column (6) with the pin seat (19), the support column (6) is rotationally connected with the pin seat (19), when the bearing bracket (1) rotates from the first position to the second position, two fixing pins (20) are used for connecting the support column (6) with the pin seat (19), and when the bearing bracket (1) is located at the second position, the bearing bracket (1) is perpendicular to the ground.

Description

Positioning device for head section derrick of petroleum drilling machine Technical Field The utility model relates to the technical field of petroleum drilling equipment, in particular to a positioning device for a first section derrick of a petroleum drilling machine. Background Petroleum drilling rigs, which are heavy machinery used for drilling subsurface to find and recover petroleum and gas resources, are typically composed of a number of systems including a derrick, a drilling platform, a rotating system, a lifting system, a mud circulation system, a control system, a power system, etc., wherein the derrick is one of the core structures of the petroleum drilling rig, which is mainly used to support equipment and pipes required for drilling, and to provide a vertical working space to accommodate drill pipes and other drilling tools. In the prior art, when the main back beams of the head section derrick are installed, as the degree of freedom of the left and right head section derricks relative to the back beams in the horizontal state is larger, the weight of the head section derricks and the back beams are large, and manpower cannot be adjusted and controlled, in order to complete the installation of the head section derricks, 3 cranes are usually required to be used for matching, the positions of the head section derricks and the back beams are repeatedly adjusted, pin holes on the head section derricks and the back beams are aligned, pin shaft connection is completed, the matching difficulty is larger, personnel injury or equipment damage is easily caused if the matching is improper, and due to the instability of crane hoisting, the head section derricks and the back beams are difficult to be adjusted in place at one time when the head section derricks and the back beams are butted, personnel are often required to repeatedly climb up the head section derricks to observe and adjust (according to the safety standard, people cannot be on the unfixed head section derricks when the crane runs), and the head section derricks can be installed in place generally only in 1.3-2 hours. Disclosure of utility model First, the technical problem to be solved In view of the above-mentioned shortcomings and disadvantages of the prior art, the utility model provides a positioning device for a head section derrick of an oil rig, which solves the technical problems that a plurality of cranes are needed to be matched when the head section derrick is installed, the matching difficulty is high, the construction risk is high, the needed adjusting time is too long when a main back beam is adjusted, and the installation efficiency is low in the prior art. (II) technical scheme In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps: The embodiment of the utility model provides a positioning device for a head section derrick of an oil rig, which is characterized by comprising a bearing bracket, a derrick placing structure and a linear motion mechanism; The derrick placement structure is connected to the bearing bracket in a sliding manner, and when the head section derrick is placed on the derrick placement structure, the derrick placement structure can limit the head section derrick in the left-right direction; the bearing support comprises a first mounting position and a second mounting position, wherein a linear motion mechanism is fixedly arranged at the first mounting position, the motion output end of the linear motion mechanism is abutted against a derrick placing structure and can drive the derrick placing structure to linearly slide from left to right, the linear motion mechanism is fixedly arranged at the second mounting position, the motion output end of the linear motion mechanism is abutted against the derrick placing structure and can drive the derrick placing structure to linearly slide from right to left, and the bearing support comprises a return beam and a support column for supporting the beam. The derrick placing structure comprises a beam, a derrick placing structure, a linear motion mechanism and a linear motion mechanism, wherein the derrick placing structure comprises a beam, a beam and a beam, the beam is arranged at the top of the beam, the beam is arranged at the bottom of the beam, the derrick placing structure comprises a movable output end and a fixed end, a first installation position and a second installation position are respectively arranged at the left end and the right end of the beam, a third installation position and a fourth installation position are respectively arranged at the left end and the right end of the derrick placing structure, two ends of the linear motion mechanism are respectively fixedly arranged at the first installation position and the third installation position, or two ends of the linear motion mechanism are respectively fixedly arranged at the second installation position and the fourth installation