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CN-121993056-A - Tube lifting device

CN121993056ACN 121993056 ACN121993056 ACN 121993056ACN-121993056-A

Abstract

The invention discloses a tube lifting device which comprises a supporting part and a tube lifting part hinged on the supporting part, wherein the supporting part comprises a first base, the tube lifting part comprises a tube lifting assembly, the top end of the tube lifting assembly is an operation end, the bottom end of the tube lifting assembly is a working end, the tube lifting assembly is hinged on the first base, a hinging point is positioned between the top end and the bottom end of the tube lifting assembly, the working end of the tube lifting assembly is provided with a clamping part for clamping a high-pressure straight tube, and the opening direction of the clamping part faces away from the first base. The invention can lift the high-pressure straight pipe more labor-saving, has low labor intensity and high safety, and is suitable for pipe lifting operation in petroleum engineering or other pipeline construction industries.

Inventors

  • MA YUE
  • WANG CHAOHUI
  • WANG TAO
  • XU LONG
  • LIU JIACHENG
  • ZHANG DAPENG
  • LIU SUJING
  • SUN JI
  • LI QINGSHUANG
  • DING YONGJUN
  • CHEN HUI
  • NIE WEI
  • LI ZHIYONG
  • YANG DAHAI
  • SHI LIBIN

Assignees

  • 中国石油集团渤海钻探工程有限公司
  • 中国石油天然气集团有限公司

Dates

Publication Date
20260508
Application Date
20241106

Claims (10)

  1. 1. The pipe lifting device is characterized by comprising a supporting part and a pipe lifting part hinged on the supporting part; The support part comprises a first base; The lifting pipe part comprises a lifting pipe assembly, the top end of the lifting pipe assembly is an operation end, the bottom end of the lifting pipe assembly is a working end, the lifting pipe assembly is hinged on the first base, a hinge point is located between the top end and the bottom end of the lifting pipe assembly, the working end of the lifting pipe assembly is provided with a clamping part for clamping the high-pressure straight pipe, and the opening direction of the clamping part faces away from the first base.
  2. 2. The tube lifting device according to claim 1, wherein the tube lifting assembly is hollow and sleeved with a handle assembly, a plurality of first through holes are formed in the tube lifting assembly at intervals along the axial direction of the tube lifting assembly, a plurality of second through holes are formed in the handle assembly at intervals along the axial direction of the handle assembly, the handle assembly is detachably connected with the tube lifting assembly through a first locking piece, and the operating end is the end, far away from the tube lifting assembly, of the handle assembly.
  3. 3. The pipe lifting device according to claim 2, wherein the pipe lifting assembly is further sleeved inside the pipe lifting assembly, a plurality of third through holes are formed in the pipe lifting assembly at intervals along the axial direction of the pipe lifting assembly, the pipe lifting assembly is detachably connected with the pipe lifting assembly through second locking pieces, the working end is the end, far away from the pipe lifting assembly, of the pipe lifting assembly, and the clamping part is arranged at the bottom end of the pipe lifting assembly.
  4. 4. The tube lifting device according to claim 3, wherein the clamping portion comprises a base fixedly arranged at the bottom end of the tube lifting assembly and a tube clamp fixedly arranged on the base, and the shape and the size of the tube clamp are matched with those of the high-pressure straight tube.
  5. 5. The tube lift device of claim 4, wherein the hinge point is spaced from the operating end a greater distance than the hinge point is spaced from the working end.
  6. 6. The tube lifting device as recited in any one of claims 1-5, wherein the support further comprises a rolling assembly disposed at one end of the first base adjacent to the ground, the rolling assembly comprises a connecting shaft and rollers, the connecting shaft is disposed at a bottom end of the first base, one roller is disposed at each of two ends of the connecting shaft, and the rollers are rotatably connected to the connecting shaft.
  7. 7. The pipe lifting device according to claim 6, wherein a height adjusting assembly is arranged between the first base and the rolling assembly, the height adjusting assembly comprises a fine adjusting assembly and a coarse adjusting assembly, the fine adjusting assembly is in threaded sleeve connection with the coarse adjusting assembly, a third locking member is sleeved on an external thread of one end of the fine adjusting assembly extending out of the coarse adjusting assembly, the internal thread of the third locking member is opposite to the internal thread of the coarse adjusting assembly in rotation direction, the third locking member is abutted to the top end of the coarse adjusting assembly, and the connecting shaft is arranged at the bottom end of the coarse adjusting assembly.
  8. 8. The tube lifting device as recited in claim 7, wherein the height adjusting assembly further comprises a tube body sleeved outside the coarse adjustment assembly, a plurality of fourth through holes are formed in the tube body at intervals along the axial direction of the tube body, fifth through holes are formed in the coarse adjustment assembly at intervals along the axial direction of the tube body, the tube body is detachably connected with the coarse adjustment assembly through fourth locking pieces, and the connecting shaft is arranged at the bottom end of the tube body.
  9. 9. The tube lifting device according to claim 8, wherein a fixing seat is arranged between the tube body and the connecting shaft, the fixing seat is fixedly connected with the connecting shaft, and the bottom end of the tube body is rotatably arranged in the fixing seat.
  10. 10. The tube lifting device of claim 9, wherein the support portion further comprises a support assembly comprising a cross bar fixedly connected to the connecting shaft and a moving wheel disposed at the bottom of the cross bar, wherein the cross bar is axially perpendicular to the connecting shaft.

Description

Tube lifting device Technical Field The invention belongs to the field of petroleum engineering, and particularly relates to a pipe lifting device. Background In well repair operation, the ground flow is a set of system formed by connecting a plurality of high-pressure straight pipes, matched connectors, valves, movable elbows and the like. When a plurality of high-pressure straight pipes are connected with each other, the high-pressure straight pipes are required to be hoisted to the appointed position, one end of each high-pressure straight pipe is lifted by a plurality of workers in a traditional mode, the high-pressure straight pipes are connected to another connecting joint through a union joint, and then the connecting is realized by rotating union nuts by the workers. The process requires multiple persons to lift the high-pressure straight pipe together, so that the labor intensity is high and certain potential safety hazards exist. Disclosure of Invention The invention aims to provide a pipe lifting device which solves the problems of high labor intensity, low safety and the like caused by manually lifting a high-pressure straight pipe in the prior art. In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: A tube lifting device comprises a supporting part and a tube lifting part hinged on the supporting part; The support part comprises a first base; The lifting pipe part comprises a lifting pipe assembly, the top end of the lifting pipe assembly is an operation end, the bottom end of the lifting pipe assembly is a working end, the lifting pipe assembly is hinged on the first base, a hinge point is located between the top end and the bottom end of the lifting pipe assembly, the working end of the lifting pipe assembly is provided with a clamping part for clamping the high-pressure straight pipe, and the opening direction of the clamping part faces away from the first base. The lifting pipe assembly is hollow and sleeved with a handle assembly, a plurality of first through holes are formed in the lifting pipe assembly at intervals along the axial direction of the lifting pipe assembly, a plurality of second through holes are formed in the handle assembly at intervals along the axial direction of the lifting pipe assembly, the handle assembly is detachably connected with the lifting pipe assembly through a first locking piece, and an operation end is one end, far away from the lifting pipe assembly, of the handle assembly. The invention is further limited in that the lifting pipe assembly is sleeved with the lifting pipe assembly, a plurality of third through holes are formed in the lifting pipe assembly at intervals along the axial direction of the lifting pipe assembly, the lifting pipe assembly is detachably connected with the lifting pipe assembly through a second locking piece, the working end is the end, far away from the lifting pipe assembly, of the lifting pipe assembly, and the clamping part is arranged at the bottom end of the lifting pipe assembly. The invention is further limited in that the clamping part comprises a base fixed at the bottom end of the pipe lifting assembly and a pipe clamp fixed on the base, and the shape and the size of the pipe clamp are matched with those of the high-pressure straight pipe. As a further definition of the invention, the distance from the hinge point to the operating end is greater than the distance from the hinge point to the working end. As another limitation of the invention, the supporting part also comprises a rolling component arranged at one end of the first base close to the ground, the rolling component comprises a connecting shaft and rollers, the connecting shaft is arranged at the bottom end of the first base, the rollers are respectively arranged at two ends of the connecting shaft, and the rollers are rotationally connected with the connecting shaft. As a further limitation of the invention, a height adjusting assembly is arranged between the first base and the rolling assembly, the height adjusting assembly comprises a fine adjusting assembly and a coarse adjusting assembly, the fine adjusting assembly is in threaded sleeve connection with the coarse adjusting assembly, a third locking piece is sleeved on an external thread at one end of the fine adjusting assembly extending out of the coarse adjusting assembly, the internal thread of the third locking piece is opposite to the internal thread of the coarse adjusting assembly in rotation direction, the third locking piece is abutted to the top end of the coarse adjusting assembly, and a connecting shaft is arranged at the bottom end of the coarse adjusting assembly. As a further limitation of the invention, the height adjusting assembly further comprises a pipe body sleeved outside the coarse adjusting assembly, a plurality of fourth through holes are formed in the pipe body at intervals along the axial direction of the pipe body, fifth through