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CN-121993020-A - Top drive drilling device and method

CN121993020ACN 121993020 ACN121993020 ACN 121993020ACN-121993020-A

Abstract

The invention belongs to the technical field of oil and gas drilling, and provides a top drive drilling device and a method, wherein the device comprises a drilling machine, a traveling crane system, a top drive and a catwalk; the top drive comprises a pulley assembly, the pulley assembly comprises a fixed vehicle body, a telescopic arm and a guide vehicle body, the guide vehicle body is in sliding connection with the drilling machine, two ends of the telescopic arm are respectively in rotary connection with the end parts of the fixed vehicle body and the end parts of the guide vehicle body, the fixed vehicle body is adjusted to a retracted position through the telescopic arm when the top drive drills, the fixed vehicle body is adjusted to a drilling position through the telescopic arm when the top drive drills, a catwalk is positioned on one side of the drilling machine, a lifting mechanism is arranged on the catwalk, and the lifting mechanism is positioned below the drilling position. The structure of the invention is beneficial to the miniaturization and light weight design of the drilling machine, and mechanical equipment for mutually matching the drilling floor and the racking platform is also reduced, thereby simplifying the operation flow and reducing the matching difficulty between the equipment.

Inventors

  • ZHA FEI
  • TAN SHUAI
  • GAO LIANG
  • ZHANG HONGJUN
  • WANG BO
  • Cheng tengfei
  • XIE HONGFENG
  • SHAN XIAOPING
  • ZHU XIANGNING
  • ZHOU ZEREN
  • ZHAO CHUNHUI

Assignees

  • 中国石油天然气集团有限公司
  • 北京石油机械有限公司
  • 中国石油集团昆仑制造有限公司

Dates

Publication Date
20260508
Application Date
20241108

Claims (10)

  1. 1. A top drive drilling apparatus, comprising: A drilling machine (701); a traveling crane system (702) mounted on the drilling machine (701); The top drive (703) comprises a pulley assembly (300), wherein the pulley assembly (300) comprises a fixed vehicle body (301), a telescopic arm and a guide vehicle body (311), the guide vehicle body (311) is in sliding connection with the drilling machine (701), and two ends of the telescopic arm are respectively in rotary connection with the end part of the fixed vehicle body (301) and the end part of the guide vehicle body (311); When the top drive (703) drills, the fixed vehicle body (301) is adjusted to a retracted position through a telescopic arm; When the top drive (703) is connected with a drill, the fixed vehicle body (301) is adjusted to a drill connection position through a telescopic arm; A catwalk (705) which is positioned at one side of the drilling machine (701) and is provided with a lifting mechanism (706); The lifting mechanism (706) is positioned below the drill receiving position.
  2. 2. A top drive drilling apparatus as claimed in claim 1, wherein in the sled assembly (300) the telescopic arms comprise an upper telescopic arm (306) and a lower telescopic arm (307); The upper telescopic arm (306) and the lower telescopic arm (307) are provided with two vertical beams and a cross beam; Two ends of the vertical beam are respectively hinged with the fixed vehicle body (301) and the guide vehicle body (311); the cross beam is used for connecting two vertical beams to form an H-shaped structure.
  3. 3. A top drive drilling apparatus as claimed in claim 2, wherein the vertical beam of the telescopic arm is hinged with a telescopic cylinder (310) at one end close to the guiding vehicle body (311); One end of the telescopic cylinder (310) far away from the vertical beam of the telescopic arm is hinged with the guide vehicle body (311).
  4. 4. A top drive drilling apparatus as claimed in claim 3, wherein in said telescopic arm: The telescopic device comprises a telescopic arm, a guide body (311), a support lug plate (314) and a support lug plate, wherein the vertical beam of the telescopic arm is provided with a first limiting plate (308) and a support rod (309) positioned on one side of the first limiting plate (308), the length of the support rod (309) is adjustable, one end of the support rod is hinged with the vertical beam of the telescopic arm, and the other end of the support rod is used for being detachably connected with the support lug plate (314) on the guide body (311) under partial working conditions; in the guide vehicle body (311): the surface of the guide car body (311) facing the fixed car body (301) is provided with a plurality of second limiting plates (313), and the second limiting plates (313) on the guide car body (311) are staggered with the first limiting plates (308) on the telescopic beams; the support lug plate (314) is provided with at least two mounting holes, one mounting hole is used for being hinged with the telescopic oil cylinder (310), and the other mounting hole is used for being detachably connected with the support rod (309).
  5. 5. A top drive drilling installation according to claim 1, wherein the stationary body (301) is provided with a number of distance measuring sensors (302) mounted thereon.
  6. 6. A top drive drilling installation as claimed in claim 1, wherein the pilot car body (311) is provided with pilot assemblies (312) on both side surfaces, the pilot assemblies (312) being in sliding or rolling engagement with guide rails on the drilling rig (701).
  7. 7. A top drive drilling apparatus as claimed in claim 1, wherein in the top drive (703): the surface of the fixed vehicle body (301) far away from the guide vehicle body (311) is connected with a reduction gearbox assembly (200); A lifting ring (101) is arranged on the reduction gearbox assembly (200), and a balance mechanism (102) is arranged on the lifting ring (101); one end of the lifting ring (101) far away from the reduction gearbox assembly (200) is connected with the operation end of the traveling crane system (702).
  8. 8. A top drive drilling apparatus as claimed in claim 7, wherein in the top drive (703): and the gearbox assembly (200) is also provided with a symmetrical motor (103), and the motor (103) is positioned at one side of the lifting ring (101).
  9. 9. A top drive drilling apparatus as claimed in claim 7, wherein in the top drive (703): A rotary head assembly (500), an internal blowout preventer (104), an adapter (105) and a back-up wrench assembly (600) are sequentially connected with the bottom of the reduction gearbox assembly (200) as a starting point along the drilling direction of the top drive (703); And an elevator (107) is further arranged under the back-up clamp assembly (600), the elevator (107) is connected with a hanging ring (106), and the hanging ring (106) is connected to the rotary head assembly (500).
  10. 10. A top drive drilling method for use with a top drive drilling apparatus as claimed in any one of claims 1 to 9, comprising a plurality of duty cycles, any one of the duty cycles comprising the steps of: Conveying the drill rod (704) to a drill receiving position; raising the top drive (703) to the level of the drill receiving position by means of a traveling crane system (702); The fixed vehicle body (301) is adjusted to a drilling position through a telescopic arm of the top drive (703) and is connected with a drill rod (704); The fixed vehicle body (301) is adjusted to a retracted position through a telescopic arm of the top drive (703); Lowering the top drive (703) to a drilling position of the well by means of a traveling crane system (702); the drill rod (704) is driven to drill at a drilling position through the top drive (703), or the drill rod (704) is connected with the drill rod (704) in the previous period to drill.

Description

Top drive drilling device and method Technical Field The invention belongs to the technical field of oil and gas drilling, and particularly relates to a top drive drilling device and method. Background The application of the automatic petroleum drilling machine can improve the drilling operation efficiency, lighten the labor intensity of petroleum workers and reduce the occurrence probability of dangerous accidents, so that the automatic petroleum drilling machine is increasingly applied to land and offshore drilling platforms. In general, the operation flow of an automatic petroleum drilling machine is similar to that of a traditional drilling machine, and a driller controls each automation device to be matched with each other through a man-machine interaction system to replace manpower to finish each operation in the drilling operation process. However, the existing automated oil rigs have the following problems: (1) At present, when the automatic drilling machine is connected with a single joint or a vertical column, equipment such as a top drive, an iron driller, a drilling platform manipulator/a racking platform manipulator, a hydraulic elevator and the like are required to be matched in a cooperative manner; (2) In the drilling operation process, the operation such as the connection of the stand column or the disassembly of the stand column is carried out in an auxiliary mode by the drill rod box, the auxiliary calandria of the double-layer table manipulator, the top drive, the iron driller and the drill table manipulator, the operation flow is complex, and the matching difficulty between equipment is high. Disclosure of Invention In view of the foregoing, the present invention provides a top drive drilling apparatus and method. In order to achieve the above purpose, the present invention adopts the following technical scheme: a top drive drilling apparatus comprising: A drilling machine; the traveling crane system is arranged on the drilling machine; The top drive comprises a pulley assembly, wherein the pulley assembly comprises a fixed vehicle body, a telescopic arm and a guide vehicle body, the guide vehicle body is in sliding connection with the drilling machine, and two ends of the telescopic arm are respectively and rotatably connected with the end part of the fixed vehicle body and the end part of the guide vehicle body; when the top drive drills, the fixed vehicle body is adjusted to a retracted position through the telescopic arm; When the top drive is connected with the drill, the fixed vehicle body is adjusted to the drill connection position through the telescopic arm; the catwalk is positioned at one side of the drilling machine and is provided with a lifting mechanism; the lifting mechanism is positioned below the drill receiving position. Further, in the pulley assembly, the telescopic arm includes an upper telescopic arm and a lower telescopic arm; The upper telescopic arm and the lower telescopic arm are respectively provided with two vertical beams and a cross beam; two ends of the vertical beam are respectively hinged with the fixed vehicle body and the guide vehicle body; the cross beam is used for connecting two vertical beams to form an H-shaped structure. Further, one end, close to the guiding vehicle body, of a vertical beam of the telescopic arm is hinged with a telescopic oil cylinder; and one end of the telescopic oil cylinder, which is far away from the vertical beam of the telescopic arm, is hinged with the guide vehicle body. Further, in the telescopic arm: The length of the supporting rod is adjustable, one end of the supporting rod is hinged with the vertical beam of the telescopic arm, and the other end of the supporting rod is used for being detachably connected with a supporting lug plate on a guide vehicle body under partial working conditions; In the guide vehicle body: The surface of the guide car body facing the fixed car body is provided with a plurality of second limiting plates, and the second limiting plates on the guide car body are staggered with the first limiting plates on the telescopic beams; The support ear plate is provided with at least two mounting holes, one mounting hole is used for being hinged with the telescopic oil cylinder, and the other mounting hole is used for being detachably connected with the support rod. Further, a plurality of ranging sensors are installed on the fixed vehicle body. Further, guide components are arranged on the surfaces of two sides of the guide vehicle body, and the guide components are in sliding or rolling fit with guide rails on the drilling machine. Further, in the top drive: the surface of the fixed vehicle body far away from the guide vehicle body is connected with a reduction gearbox assembly; A lifting ring is arranged on the reduction gearbox assembly, and a balance mechanism is arranged on the lifting ring; one end of the lifting ring, which is far away from the reduction gearbox assembly, is connected wit