CN-121994920-A - Scanning device for phased array detection of special-shaped components of large-caliber high-temperature pipeline

CN121994920ACN 121994920 ACN121994920 ACN 121994920ACN-121994920-A

Abstract

The embodiment of the disclosure provides a scanning device for phased array detection of a large-caliber high-temperature pipeline special-shaped member, which comprises an annular seat, a clamping assembly, a sliding assembly, a transmission assembly, a detection assembly and a control assembly, wherein the annular seat comprises a plurality of arc-shaped sub-seats connected in sections, a first mounting groove penetrating through the thickness of the arc-shaped sub-seats is formed in the arc-shaped sub-seats, the clamping assembly comprises a plurality of clamping pieces arranged on the inner periphery of the annular seat through the first mounting groove and used for clamping the outer wall of a pipe body, a guide structure in sliding connection with the sliding assembly is further arranged on the outer peripheral wall of the arc-shaped sub-seats, the transmission assembly, the control assembly and the detection assembly are respectively arranged on the sliding assembly, the detection assembly is detachably connected with the sliding assembly through a quick-dismantling assembly, and the control assembly controls the sliding assembly to circumferentially move along the annular seat through the transmission assembly so as to scan and detect the pipe body through the detection assembly.

Inventors

ZHOU HAO
SUN ZHONGKUI
WANG FUMIN
WANG JUN
GAO XUESONG
ZHANG BO
YANG QIANGBIN
SUN QI
LOU ZHENGJI
Zhu Binsha
TIAN XIAOXUAN
LI WEI
Sun Xiongbo
Cheng Yefeng
XU BOWEI
ZHANG XINGYU
CHEN SHENGGUANG
SUN SHAOQIANG
WANG LIANG
YU ZEXUAN
ZHANG LIN
WU LIANDONG
LIU LIMING

Assignees

天津华能杨柳青热电有限责任公司
西安热工研究院有限公司

Dates

Publication Date: 20260508
Application Date: 20260126

Claims (10)

1. A sweep device that is used for large-bore high temperature pipeline abnormal shape component phased array to detect, a serial communication port, include: The device comprises an annular seat, a clamping assembly, a sliding assembly, a transmission assembly, a detection assembly and a control assembly, wherein the annular seat comprises a plurality of sections of arc-shaped sub-seats which are connected, and a first mounting groove penetrating through the thickness of the arc-shaped sub-seats is formed in the arc-shaped sub-seats; the outer peripheral wall of the arc-shaped sub-seat is also provided with a guide structure which is in sliding connection with the sliding component, the sliding component is respectively provided with the transmission component, the control component and the detection component, the detection component is detachably connected with the sliding component through a quick-dismantling component, and the control component controls the sliding component to move along the circumferential direction of the annular seat through the transmission component so as to scan and detect the pipe body through the detection component.
2. The scanning device for phased array detection of large-caliber high-temperature pipeline special-shaped members according to claim 1, wherein the guiding structure comprises two sliding rails protruding from the outer peripheral wall of the arc-shaped sub-base and arranged at intervals, and a plurality of meshing teeth circumferentially arranged between the two sliding rails around the arc-shaped sub-base, the sliding assembly is slidably connected to the sliding rails, and the transmission assembly comprises an output motor arranged on the arc-shaped sub-base, a transmission gear in transmission connection with the output motor, and a rotating shaft in transmission connection between the output motor and the transmission gear, wherein the transmission gear is in meshing connection with the meshing teeth.
3. The scanning device for phased array detection of large-caliber high-temperature pipeline special-shaped components according to claim 1, wherein the tail end of the arc-shaped sub-base is provided with a locking groove extending along the circumferential direction of the arc-shaped sub-base, the groove wall of the tail end of the locking groove in the extending direction is provided with a first locking hole, and the fixing piece is used for penetrating the first locking holes corresponding to the two adjacent arc-shaped sub-bases so as to realize the fixed connection of the two adjacent arc-shaped sub-bases.
4. The scanning device for phased array detection of large-caliber high-temperature pipeline special-shaped members according to claim 1, wherein the clamping piece comprises a fixed screw rod, a sleeve, a hexagonal locking block and a soft rubber pad, one end of the fixed screw rod is fixedly connected to the first mounting groove, the sleeve is sleeved on the periphery of the other end of the fixed screw rod, the hexagonal locking block is fastened on the periphery of the sleeve, the soft rubber pad is fixedly connected to one end of the sleeve, and the soft rubber pad is used for being abutted to the pipe body.
5. The scanning device for phased array detection of large-caliber high-temperature pipeline abnormal-shaped components, which is disclosed in claim 1, is characterized in that the sliding assembly comprises a fixed plate, a first sliding block and a second sliding block, wherein a through groove is formed in the fixed plate, one side of the fixed plate is fixedly connected with the first sliding block along the axial direction of the arc-shaped sub-base, the first sliding block is in sliding connection with the sliding rail, the opposite side of the fixed plate is connected with the second sliding block through a screw rod pushing mechanism, the second sliding block is in sliding connection with the sliding rail, and the second sliding block abuts against the bottom of the fixed plate.
6. The scanning device for phased array detection of large-caliber high-temperature pipeline special-shaped members according to claim 5, wherein the screw rod propelling mechanism comprises an adjusting screw rod, a knob and a bearing, a first shaft hole is formed in the fixing plate, a second shaft hole is formed in the second sliding block, one end of the adjusting screw rod is provided with the knob, the other end of the adjusting screw rod penetrates through the first shaft hole and is connected with the second shaft hole through the bearing, an inner ring of the bearing is connected with the adjusting screw rod, and an outer ring of the bearing is connected with the second sliding block.
7. The scanning device for phased array detection of large-caliber high-temperature pipeline abnormal-shaped components according to claim 2, wherein a protective shell is further covered outside the output motor, the protective shell is fixed on the fixed plate, a top plate is fixedly connected to the top of the fixed plate, second mounting grooves are correspondingly formed in two opposite sides of the top plate along the length direction of the top plate, locking blocks are assembled in each second mounting groove, and second locking holes are formed in the locking blocks.
8. The scanning device for phased array detection of large-caliber high-temperature pipeline abnormal-shaped members according to claim 7, wherein the control assembly comprises a control box fixedly mounted on the top of the top plate, and a signal receiver and a central control main board are fixedly mounted in the control box.
9. The scanning device for phased array detection of the large-caliber high-temperature pipeline abnormal-shaped member according to claim 7, wherein the detection assembly comprises a fixed block, a connecting plate and a phased array detector, the two ends of the fixed block are respectively and correspondingly fixedly connected with the connecting plate, a third mounting groove is formed in the connecting plate, and the phased array detector is mounted on the fixed block and is electrically connected with a remote terminal display through a cable.
10. The scanning device for phased array detection of large-caliber high-temperature pipeline special-shaped components according to claim 9, wherein the detection assembly is installed on the top plate through the quick-release assembly, the quick-release assembly comprises two installation shells, the two installation shells are respectively and fixedly installed in the two third installation grooves, a main body rod is installed in the installation shells, two locking rods are symmetrically installed at the bottoms of the main body rods, buttons are fixedly installed at the tops of the main body rods, a spring is sleeved in the middle of the main body rod, and one end of the spring is fixedly connected in the installation shells.

Description

Scanning device for phased array detection of special-shaped components of large-caliber high-temperature pipeline Technical Field The embodiment of the disclosure belongs to the technical field of pipeline detection, and particularly relates to a scanning device for phased array detection of a large-caliber high-temperature pipeline abnormal-shaped member. Background The operation temperature of the large-caliber high-temperature pipeline is as high as 550 ℃ or higher, the service life of a large number of pipelines is far beyond the design limit, and the large-caliber high-temperature pipeline is subjected to high temperature, high pressure and medium corrosion for a long time. Abnormal-shaped components (such as a tee joint, an elbow and a large head) of the pipeline and butt welding seams are extremely easy to generate defects of cracks, unfused, corrosion thinning and the like due to complex structure and obvious stress concentration, and if the abnormal-shaped components are not accurately detected in time, serious accidents such as pipeline cracking leakage, pipe explosion and the like can be caused, so that serious casualties and economic losses are caused. The existing scanning device for detecting defects of large-caliber high-temperature pipelines is difficult to adapt to the installation and fixation requirements of pipelines with different diameters, slipping and shifting phenomena are easy to occur at abnormal parts of a tee joint and an elbow, probes of the existing scanning device are designed integrally and fixed, the disassembly and assembly process is complex, and when the probes break down or the probes with different types need to be replaced according to detection scenes, the operation is complex and the time consumption is long. Therefore, how to solve the above-mentioned problems is a technical problem to be solved by those skilled in the art. Disclosure of Invention The embodiment of the disclosure aims at least solving one of the technical problems existing in the prior art and provides a scanning device for phased array detection of a large-caliber high-temperature pipeline special-shaped member. In one aspect of embodiments of the present disclosure, there is provided a scanning device for phased array inspection of large caliber high temperature pipeline profiled members, comprising: The device comprises an annular seat, a clamping assembly, a sliding assembly, a transmission assembly, a detection assembly and a control assembly, wherein the annular seat comprises a plurality of sections of arc-shaped sub-seats which are connected, and a first mounting groove penetrating through the thickness of the arc-shaped sub-seats is formed in the arc-shaped sub-seats; the outer peripheral wall of the arc-shaped sub-seat is also provided with a guide structure which is in sliding connection with the sliding component, the sliding component is respectively provided with the transmission component, the control component and the detection component, the detection component is detachably connected with the sliding component through a quick-dismantling component, and the control component controls the sliding component to move along the circumferential direction of the annular seat through the transmission component so as to scan and detect the pipe body through the detection component. Optionally, the guide structure comprises two sliding rails protruding from the peripheral wall of the arc-shaped sub-base and arranged at intervals, and a plurality of meshing teeth circumferentially arranged between the two sliding rails around the arc-shaped sub-base, the sliding assembly is slidably connected to the sliding rails, and the transmission assembly comprises an output motor arranged on the arc-shaped sub-base, a transmission gear in transmission connection with the output motor, and a rotating shaft in transmission connection between the output motor and the transmission gear, wherein the transmission gear is in meshing connection with the meshing teeth. Optionally, the end of arc sub-seat is equipped with the locking groove that extends along its circumference, the locking groove has seted up first locking hole on the cell wall of extending direction end, wherein, utilizes the mounting to wear to establish two adjacent arc sub-seat corresponds first locking hole to realize two adjacent arc sub-seat's fixed connection. Optionally, the holder includes fixed lead screw, sleeve, hexagonal latch segment and soft rubber pad, the one end of fixed lead screw be used for fixed connection in first mounting groove, the periphery cover of the other end of fixed lead screw is equipped with the sleeve, hexagonal latch segment fasten in telescopic periphery, soft rubber pad fixed connection in telescopic one end, soft rubber pad be used for with body butt. Optionally, the sliding assembly comprises a fixed plate, a first sliding block and a second sliding block, wherein a through groove is formed in the fixed