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CN-224212279-U - Integral hoisting device and oil drilling blowout preventer stack

CN224212279UCN 224212279 UCN224212279 UCN 224212279UCN-224212279-U

Abstract

The utility model discloses an integral hoisting device and an oil drilling blowout preventer stack, and relates to the technical field of oil drilling engineering, wherein the integral hoisting device comprises hoisting bodies, a blowout preventer stack, a lifting device and a blowout preventer stack, wherein the hoisting bodies are of plate-shaped structures, clamping grooves are formed in the middle of the hoisting bodies, two hoisting bodies are arranged, and the clamping grooves of the two hoisting bodies are matched for use to clamp the blowout preventer stack; the lifting device comprises a lifting body, a clamping seat, a connecting component, a lifting lug and lifting lugs, wherein the clamping seat is arranged at the first end of the lifting body and is provided with a limiting groove, the clamping seat is provided with a through hole, the clamping head is arranged at the second end of the lifting body and is matched with the limiting groove, the through hole is also formed in the clamping head, the clamping seat is communicated with the through hole in the clamping head when the clamping head is inserted into the clamping seat, the connecting component is arranged in the through hole and is used for realizing detachable connection of the two lifting bodies, and the lifting lug is arranged on the lifting body and is used for being connected with lifting equipment. According to the integral hoisting device and the oil drilling blowout preventer stack, the clamping heads and the clamping seats are arranged at the two ends of the hoisting body, and the connection of the two hoisting bodies can be simply realized by using the connecting assembly, so that the hoisting flow is optimized.

Inventors

  • HE XIUQI
  • CUI HAILONG
  • LOU XINJIAN
  • CHENG HONGJUN
  • XU YUAN
  • ZHAO YING

Assignees

  • 中石化石油工程技术服务股份有限公司
  • 中石化中原石油工程有限公司
  • 中石化中原石油工程有限公司管具公司

Dates

Publication Date
20260508
Application Date
20250606

Claims (10)

  1. 1. An integral hoisting device connected with hoisting equipment and used for hoisting blowout preventer stack, comprising: the hoisting bodies (1) are of plate-shaped structures, clamping grooves are formed in the middle of each hoisting body (1), two hoisting bodies (1) are arranged, and the clamping grooves of the two hoisting bodies (1) are matched for being used for clamping the blowout preventer stack; The clamping seat (2) is arranged at the first end of the lifting body (1), a limiting groove is formed in the clamping seat (2), and a through hole is formed in the clamping seat (2); The clamping head (3) is arranged at the second end of the lifting body (1), the clamping head (3) is matched with the limiting groove, the through holes are also formed in the clamping head (3), and when the clamping head (3) is inserted into the clamping seat (2), the clamping seat (2) is communicated with the through holes in the clamping head (3); the connecting component is arranged in the through hole and is used for realizing the detachable connection of the two hoisting bodies (1); and the lifting lug (4) is arranged on the lifting body (1), and the lifting lug (4) is used for being connected with the lifting equipment.
  2. 2. The integral hoisting device according to claim 1, wherein the chuck (3) has a cylindrical structure, the through hole is formed in a central axis of the chuck (3), the chuck (2) comprises an upper chuck and a lower chuck, the upper chuck and the lower chuck have the same structure, the upper chuck and the lower chuck are arranged in parallel, and the distance between the upper chuck and the lower chuck is larger than the thickness of the chuck (3).
  3. 3. The integral hoisting device according to claim 2, characterized in that the connecting assembly comprises a bolt (5) and a nut (6), the upper surface of the upper clamping seat is aligned with the upper end face of the hoisting body (1), the lower clamping seat is aligned with the lower end face of the hoisting body (1), and the bolt (5) is perpendicular to the hoisting body (1) when the bolt (5) passes through the perforation.
  4. 4. The integral hoisting device according to claim 1, further comprising a reinforcing plate (7), wherein the reinforcing plate (7) is arranged on the surface of the hoisting body (1), and a notch matched with the clamping groove is formed in the reinforcing plate (7).
  5. 5. The integral hoisting device according to claim 4, wherein the surface of the reinforcing plate (7) is provided with a plurality of through holes penetrating through the plate surface, the surface of the hoisting body (1) is provided with a plurality of threaded holes corresponding to the through holes, and the reinforcing plate (7) is detachably connected with the hoisting body (1) through an inner hexagonal bolt (8).
  6. 6. The integral hoisting device according to claim 4, wherein the reinforcing plate (7) has a semicircular structure, a semicircular notch is formed in the middle of the reinforcing plate, and one side of the hoisting body (1) facing away from the clamping groove is an arc-shaped end surface, so that the periphery of the hoisting body (1) is partially overlapped with the periphery of the reinforcing plate (7).
  7. 7. The integral hoisting device according to claim 6, wherein at least four lifting lugs (4) are provided, and the lifting lugs (4) are arranged between the reinforcing plate (7) and the clamping seat (2) or between the reinforcing plate (7) and the clamping head (3).
  8. 8. The integral hoisting device according to any one of claims 1 to 7, further comprising at least four hoisting rings (9), wherein the hoisting rings (9) are provided on a side surface of the hoisting body (1) where the lifting lugs (4) are provided.
  9. 9. Integral hoisting device according to claim 1, characterized in that the hoisting body (1) is a steel component.
  10. 10. An oil drilling blowout preventer stack comprising an integral hoisting device, wherein the integral hoisting device is as claimed in any one of claims 1 to 9.

Description

Integral hoisting device and oil drilling blowout preventer stack Technical Field The utility model relates to the technical field of petroleum drilling engineering, in particular to an integral hoisting device. In addition, the utility model also relates to an oil drilling blowout preventer stack comprising the integral hoisting device. Background The blowout preventer stack consisting of the annular blowout preventer, the ram blowout preventer and the drilling four-way is a main well control device in petroleum drilling operation, different casing heads are required to be installed or replaced in the drilling construction process, and at the moment, the blowout preventer stack is required to be lifted, but because the blowout preventer stack is heavy and high in height, the whole lifting is difficult to be carried out by using common tools. The existing method is to disassemble and hoist the blowout preventer stack, potential safety hazards exist in the hoisting construction process, and meanwhile, disassembly and hoisting are time-consuming and labor-consuming, and workload is increased. In the prior art, the lifting device disclosed by CN217126652U and the lifting device disclosed by CN202657823U can realize integral lifting, but the lifting devices have the defects of complex structure, inconvenient operation and single applicable object. In summary, how to optimize the hoisting process of the blowout preventer stack is a problem to be solved by those skilled in the art. Disclosure of utility model In view of the above, the utility model aims to provide an integral hoisting device, the clamping grooves of two hoisting bodies can clamp the blowout preventer stack, and after the clamping heads are correspondingly clamped with the clamping seats, the two hoisting bodies are connected through the connecting assembly, so that the integral hoisting device is simple in structure, easy to operate and capable of optimizing the hoisting flow. Another object of the present utility model is to provide an oil drilling blowout preventer stack comprising the above-described integral hoisting device. In order to achieve the above object, the present utility model provides the following technical solutions: An integral hoisting device connected with hoisting equipment and used for hoisting blowout preventer stack, the integral hoisting device comprising: the hoisting bodies are of plate-shaped structures, clamping grooves are formed in the middle of the hoisting bodies, two hoisting bodies are arranged, and the clamping grooves of the two hoisting bodies are matched for use to be clamped with the blowout preventer stack; The clamping seat is arranged at the first end of the lifting body, a limiting groove is formed in the clamping seat, and a through hole is formed in the clamping seat; The clamping head is arranged at the second end of the hoisting body, the clamping head is matched with the limiting groove, the through holes are also formed in the clamping head, and when the clamping head is inserted into the clamping seat, the clamping seat is communicated with the through holes in the clamping head; The connecting component is arranged in the perforation and is used for realizing the detachable connection of the two hoisting bodies; and the lifting lug is arranged on the lifting body and is used for being connected with the lifting equipment. Preferably, the chuck is cylindric structure, the perforation is located the axis of chuck, the cassette includes cassette and lower cassette, go up the cassette with the structure of cassette is the same down, go up the cassette with parallel arrangement down between the cassette, and the distance between the two is greater than the thickness of chuck. Preferably, the connecting assembly comprises a bolt and a nut, the upper surface of the upper clamping seat is aligned with the upper end face of the lifting body, the lower clamping seat is aligned with the lower end face of the lifting body, and the bolt is perpendicular to the lifting body when passing through the through hole. Preferably, the lifting device further comprises a reinforcing plate, wherein the reinforcing plate is arranged on the surface of the lifting body, and a notch matched with the clamping groove is formed in the reinforcing plate. Preferably, the surface of the reinforcing plate is provided with a plurality of through holes penetrating through the plate surface, the surface of the lifting body is provided with a plurality of threaded holes corresponding to the through holes, and the reinforcing plate is detachably connected with the lifting body through inner hexagonal bolts. Preferably, the reinforcing plate is of a semicircular structure, a semicircular notch is formed in the middle of the reinforcing plate, and one side, away from the clamping groove, of the lifting body is an arc-shaped end face, so that the periphery of the lifting body is overlapped with the periphery of the reinforcing plate. Pr