CN-122007695-A - Steel pipe welding equipment, steel pipe welding system and shaft construction device

CN122007695ACN 122007695 ACN122007695 ACN 122007695ACN-122007695-A

Abstract

The embodiment of the application provides steel pipe welding equipment, a steel pipe welding system and a vertical shaft construction device. The steel pipe welding equipment comprises a supporting piece, a telescopic piece, an auxiliary supporting component, a welding component and a first control piece. The telescopic piece is arranged on the periphery of the supporting piece; the telescopic piece is used for moving along the radial direction of the steel pipe; the auxiliary supporting component is arranged on the supporting surface of the supporting piece; the steel pipe welding equipment provided by the embodiment of the application improves the welding efficiency of the steel pipe and improves the welding quality of the steel pipe.

Inventors

WANG XIAOTENG
XU SHAN
XIE ZHIZHOU
MU ZHONGLIN
Dai xili
SHEN WENXUE
Lu la
ZHANG HAO

Assignees

中国铁建重工集团股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260325

Claims (10)

1. A steel pipe welding apparatus for welding an inner circumferential seam at a butt joint of two adjacent sections of steel pipes, the steel pipe welding apparatus comprising: -a support (100) having a support surface extending in a radial direction of the steel pipe; The telescopic piece (200) is arranged on the periphery of the supporting piece (100), and the telescopic piece (200) is used for moving along the radial direction of the steel pipe; the steel pipe comprises a supporting surface, an auxiliary supporting component, a turnover piece (400) and a steel pipe, wherein the auxiliary supporting component is arranged on the supporting surface, the auxiliary supporting component comprises an auxiliary supporting piece (300) and the turnover piece (400), the turnover piece (400) is arranged on the periphery of the auxiliary supporting piece (300), and the auxiliary supporting piece (300) is provided with an auxiliary supporting surface which extends along the radial direction of the steel pipe; a welding assembly (500) disposed on the auxiliary support surface; and the first control piece is electrically connected with the telescopic piece (200), the auxiliary supporting assembly and the welding assembly (500).
2. The steel pipe welding apparatus according to claim 1, wherein the telescoping member (200) comprises a telescoping frame; The steel pipe welding equipment further comprises a first hydraulic oil cylinder (210) and a guide piece (220), wherein the first hydraulic oil cylinder (210) is arranged on the support piece (100), and the output end of the first hydraulic oil cylinder (210) is connected with the expansion bracket; The guide piece (220) is arranged on the supporting piece (100), and the guide piece (220) is used for guiding the output end of the first hydraulic oil cylinder (210) to move along the radial direction of the steel pipe.
3. The steel pipe welding apparatus according to claim 1, wherein the turning piece (400) comprises: The turning plate (410) is arranged on the periphery of the auxiliary support (300), and the turning plate (410) is rotatably connected with the auxiliary support (300) through a rotary hinge (430); The rotary oil cylinder (420) is arranged on the auxiliary support piece (300), and the output end of the rotary oil cylinder (420) is connected with the turning plate (410).
4. A steel pipe welding apparatus according to any one of claims 1-3, characterized in that the welding assembly (500) comprises: A welding base (510) arranged on the auxiliary supporting piece (300), wherein a track is arranged on the welding base (510); A welding turntable (520) arranged on the welding base (510), wherein the welding turntable (520) is used for moving on the track; A robot arm (530) provided to the welding turntable (520); A welding gun (540) mounted on the mechanical arm (530); The welding turntable comprises a steel pipe, a first connecting shaft (550), a mechanical arm (530) and a welding turntable (520), wherein the first connecting shaft (550) is connected with the welding turntable (520), and the first connecting shaft (550) extends along the radial direction of the steel pipe; and the second connecting shaft (560) is connected with the welding turntable (520), and part of the second connecting shaft (560) is positioned in the track.
5. The steel pipe welding apparatus as set forth in claim 4, further comprising: The annular lifting frame (600) is arranged on one side of the supporting piece (100) away from the auxiliary supporting component, and the annular lifting frame (600) is connected with the supporting piece (100); the annular lifting frames (600) are connected with the winders (610) through connecting pieces, the number of the winders (610) is at least two, and the winders (610) are arranged at intervals along the circumferential direction of the steel pipe; A mounting base (700) having a mounting cavity (720), at least a portion of the mounting cavity (720) being located in an annular cavity of the annular crane (600); A stay (710) provided on the outer periphery of the mounting base (700), the stay (710) being configured to abut against the inner wall of the steel pipe; The air compressor is positioned in the installation cavity (720); the gas cylinder is positioned in the mounting cavity (720) and is used for providing protective gas for the welding gun (540); and the power supply is used for providing electric energy for the air compressor, the welding gun (540) and the mechanical arm (530).
6. The steel pipe welding apparatus as claimed in claim 5, further comprising at least two guide assemblies (800), the guide assemblies (800) being provided to the support member (100), the at least two guide assemblies (800) being provided at intervals along the circumferential direction of the steel pipe; And/or the steel pipe welding equipment further comprises at least two guide assemblies (800), wherein the guide assemblies (800) are arranged on the supporting shoes (710), and at least two guide assemblies (800) are arranged at intervals along the circumferential direction of the steel pipe.
7. A steel pipe welding apparatus according to claim 6, wherein when the steel pipe welding apparatus comprises a guide assembly (800), the guide assembly (800) comprises: a second hydraulic ram (810); The buffer piece (820) is arranged at the output end of the second hydraulic oil cylinder (810); The guide wheel (830) is arranged on one side of the buffer piece (820) away from the output shaft of the second hydraulic oil cylinder (810), and the guide wheel (830) is used for being abutted against the inner wall of the steel pipe; The displacement sensor is arranged on one side of the guide wheel (830) away from the buffer piece (820).
8. The steel pipe welding apparatus according to claim 4, wherein the number of said robot arms (530) is at least two, and at least two of said robot arms (530) are arranged at intervals in the circumferential direction of said steel pipe; and/or the welding assembly (500) further comprises a laser scanner and a molten pool camera, wherein the laser scanner and the molten pool camera are mounted on the welding gun (540).
9. A steel pipe welding system, comprising: The steel pipe welding apparatus as claimed in any one of claims 1 to 8, for welding an inner circumferential seam at a joint of two adjacent sections of steel pipes; the steel pipe outer ring seam welding equipment is used for welding outer ring seams at the joint of two adjacent sections of steel pipes; The first control piece of the steel pipe welding equipment and the steel pipe outer circumferential seam welding equipment are electrically connected with the second control piece.
10. A shaft construction equipment, comprising: A vertical transport work platform system; the steel pipe welding system of claim 9, mounted on the vertical transport work platform system.

Description

Steel pipe welding equipment, steel pipe welding system and shaft construction device Technical Field The application relates to the technical field of water conservancy and hydropower, in particular to steel pipe welding equipment, a steel pipe welding system and a shaft construction device. Background In hydraulic and hydroelectric engineering, the installation and welding of the ultra-deep shaft steel pipe are key construction links. Usually, the depth of a vertical shaft can reach hundreds of meters, the diameter of a steel pipe is large, and the steel pipe needs to be assembled in sections on site. In the related art, during shaft installation and welding, steel pipe segments are transported to a shaft mouth, are lowered into the pit in sections by using hoisting equipment, and are fixed by spot welding after manual calibration. Subsequently, the welder manually welds the inner and outer girth joints of the steel pipe segments. However, the existing steel pipe installation and welding have a problem of low efficiency. Disclosure of Invention The embodiment of the application provides steel pipe welding equipment, a steel pipe welding system and a vertical shaft construction device, which improve the welding efficiency of steel pipes and the welding quality of the steel pipes. In a first aspect, an embodiment of the present application provides a steel pipe welding apparatus for welding an inner circumferential seam at a butt joint position of two adjacent sections of steel pipes, the steel pipe welding apparatus including: the support piece is provided with a support surface, and the support surface extends along the radial direction of the steel pipe; the telescopic piece is arranged on the periphery of the supporting piece and is used for moving along the radial direction of the steel pipe; The steel pipe comprises a steel pipe, an auxiliary supporting component, a turnover component, an auxiliary supporting component, a supporting component and a supporting component, wherein the auxiliary supporting component is arranged on a supporting surface; the welding assembly is arranged on the auxiliary supporting surface; the first control piece is electrically connected with the telescopic piece, the auxiliary supporting component and the welding component. In one possible embodiment, the telescoping member comprises a telescoping frame. The steel pipe welding equipment further comprises a first hydraulic oil cylinder and a guide piece, wherein the first hydraulic oil cylinder is arranged on the support piece, and the output end of the first hydraulic oil cylinder is connected with the expansion bracket. The guide piece is arranged on the supporting piece and used for guiding the output end of the first hydraulic oil cylinder to move along the radial direction of the steel pipe. In one possible embodiment, the flipping member comprises: The turning plate is arranged on the periphery of the auxiliary support piece and is rotatably connected with the auxiliary support piece through a rotary hinge; The output end of the rotary oil cylinder is connected with the turning plate. In one possible embodiment, a welding assembly includes: the welding base is arranged on the auxiliary supporting piece and is provided with a track; The welding turntable is arranged on the welding base and used for moving on the track; the mechanical arm is arranged on the welding turntable; The welding gun is arranged on the mechanical arm; the welding turntable comprises a steel pipe, a first connecting shaft, a mechanical arm, a second connecting shaft, a welding turntable, a welding rod and a welding rod, wherein the first connecting shaft is connected with the welding turntable; And the second connecting shaft is connected with the welding turntable, and part of the second connecting shaft is positioned in the track. In one possible embodiment, the steel pipe welding apparatus further includes: The annular lifting frame is arranged on one side of the supporting piece, which is away from the auxiliary supporting component, and is connected with the supporting piece; The annular lifting frames are connected with the winders through connecting pieces, the number of the winders is at least two, and the winders are arranged at intervals along the circumferential direction of the steel pipe; The mounting base is provided with a mounting cavity, and at least part of the mounting cavity is positioned in the annular cavity of the annular lifting frame; The support shoe is arranged on the periphery of the mounting base and is used for being abutted with the inner wall of the steel pipe; The air compressor is positioned in the mounting cavity; The gas cylinder is positioned in the mounting cavity and is used for providing protective gas for the welding gun; and the power supply is used for providing electric energy for the air compressor, the welding gun and the mechanical arm. In one possible embodiment, the steel pipe welding device furth