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CN-224231703-U - Intelligent detection device for corrosion of inner wall of pressure pipeline

CN224231703UCN 224231703 UCN224231703 UCN 224231703UCN-224231703-U

Abstract

The utility model discloses an intelligent detection device for corrosion of the inner wall of a pressure pipeline, which comprises a frame body and further comprises a screw pipe rotatably arranged on the outer wall of one side of the frame body, wherein a sliding block is in screw connection with the screw pipe, a plurality of moving assemblies which are distributed at equal intervals are rotatably arranged on the outer wall of the sliding block, a first motor is arranged on one moving assembly, and a long shaft is rotatably arranged on the outer wall of the other side of the frame body. According to the intelligent detection device for corrosion of the inner wall of the pressure pipeline, the long shaft is driven to rotate by the control driving assembly, the ultrasonic detection head is driven to rotate, ultrasonic corrosion detection is carried out on the inner wall of the pressure pipeline, the condition of the inner wall of the pressure pipeline can be observed through the arranged camera, when scale exists on the inner wall of the pressure pipeline, the control driving assembly can control the scraping assembly to be changed into a vertical state from a horizontal state, the scraping assembly scrapes the scale on the inner wall of the pressure pipeline along with the rotation of the long shaft, the scale is scraped, the ultrasonic detection accuracy is improved, and meanwhile, the intelligent detection device is more intelligent.

Inventors

  • YANG YUNLONG
  • YANG WEIXIU
  • YAN XIANQING
  • CHEN ZHENQING
  • ZHANG QUANQING
  • CHEN GUANGRUI

Assignees

  • 青岛宏海焊接技术检测有限公司

Dates

Publication Date
20260512
Application Date
20250414

Claims (6)

  1. 1. An intelligent detection device for corrosion of the inner wall of a pressure pipeline, comprising: A frame (1); the ultrasonic detection device is characterized by further comprising a screw tube (2) rotatably arranged on the outer wall of one side of the frame body (1), wherein a sliding block (3) is connected to the screw tube (2) in a screwed mode, a plurality of moving assemblies (4) which are distributed at equal intervals are rotatably arranged on the outer wall of the sliding block (3), a first motor (5) is arranged on one moving assembly (4), a long shaft (6) is rotatably arranged on the outer wall of the other side of the frame body (1), an ultrasonic detection head (7) is arranged at one end of the long shaft (6), a scraping assembly (9) is arranged at the other end of the long shaft (6), a conductive sliding ring (8) is arranged on the outer wall of the long shaft (6), a control driving assembly (10) is arranged at one end of the outer wall of the bottom of the frame body (1), a driven gear (11) is arranged outside the long shaft (6), and a camera (12) is arranged on the frame body (1).
  2. 2. The intelligent detection device for corrosion on the inner wall of a pressure pipeline according to claim 1, wherein the moving assembly (4) comprises a supporting plate (401), connecting plates (402) rotatably installed at two ends of the outer wall of the bottom of the supporting plate (401) and moving wheels (403) installed at two ends of the top of the supporting plate (401).
  3. 3. The intelligent detection device for corrosion of the inner wall of a pressure pipeline according to claim 1, wherein the scraping assembly (9) comprises a mounting frame (901), a rotating roller (902) rotatably mounted on the inner wall of the mounting frame (901), an elastic rod (904) mounted on the outer wall of one side of the rotating roller (902), a scraping plate (905) mounted on one end of the elastic rod (904) and an electric rotating table (903) mounted on the outer wall of one side of the mounting frame (901), and a rotating piece of the electric rotating table (903) is connected with the rotating roller (902).
  4. 4. The intelligent detection device for corrosion on the inner wall of a pressure pipeline according to claim 3, wherein the elastic rod (904) comprises a pipe body (904-1), a movable rod (904-2) which is connected to the inner wall of the pipe body (904-1) in a sliding manner, and a spring (904-3) which is arranged inside the pipe body (904-1).
  5. 5. The intelligent detection device for corrosion on the inner wall of a pressure pipeline according to claim 1, wherein the control driving assembly (10) comprises a mounting plate (1001), a controller (1002) mounted on the outer wall of one side of the mounting plate (1001), a second motor (1003) mounted on the outer wall of the other side of the mounting plate (1001), and a gear (1004) mounted on the output shaft of the second motor (1003).
  6. 6. The intelligent detection device for corrosion on the inner wall of a pressure pipeline according to claim 2, wherein one end of the bottom of one connecting plate (402) is rotatably connected with the outer wall of the sliding block (3), and one end of the bottom of the other connecting plate (402) is rotatably connected with the outer wall of the frame body (1).

Description

Intelligent detection device for corrosion of inner wall of pressure pipeline Technical Field The utility model relates to the technical field of pipeline inner wall detection, in particular to an intelligent detection device for corrosion of the inner wall of a pressure pipeline. Background The device is a tubular device for conveying gas or liquid by utilizing a certain pressure, and once the inner wall of a pipeline is corroded and leaked, serious safety accidents can be caused. By periodically carrying out corrosion detection, the corrosion condition of the inner wall of the pipeline can be timely found, corresponding repair or replacement measures are adopted, accidents are avoided, and the safe operation of the pipeline is ensured. The current ultrasonic detection device has good detection function, but the intelligent degree is lower, a layer of scale can be remained on the inner wall of the tubular device for conveying liquid after long-time use, the acoustic characteristics of the scale are different from those of a pipeline, reflection, refraction and scattering can occur at the interface of the scale and the pipeline, and part of energy cannot be smoothly transmitted to the inner wall and the interior of the pipeline, so that the detected signal intensity is weakened, the accurate judgment of the corrosion condition of the pipeline is affected, and the current ultrasonic detection device cannot adjust the detection operation according to the type of a pipeline conveying medium. Disclosure of utility model The utility model aims to provide an intelligent detection device for corrosion of the inner wall of a pressure pipeline, so as to solve the problems in the background technology. The intelligent detection device for corrosion of the inner wall of the pressure pipeline comprises a frame body, a screw tube rotatably arranged on the outer wall of one side of the frame body, a sliding block screwed on the screw tube, a plurality of moving assemblies distributed at equal intervals are rotatably arranged on the outer wall of the sliding block, a first motor is arranged on one moving assembly, a long shaft is rotatably arranged on the outer wall of the other side of the frame body, an ultrasonic detection head is arranged at one end of the long shaft, a scraping assembly is arranged at the other end of the long shaft, a conductive slip ring is arranged on the outer wall of the long shaft, a control driving assembly is arranged at one end of the outer wall of the bottom of the frame body, a driven gear is arranged outside the long shaft, and a camera is arranged on the frame body. The movable assembly comprises a supporting plate, connecting plates rotatably installed at two ends of the outer wall of the bottom of the supporting plate and movable wheels installed at two ends of the top of the supporting plate. The scraping assembly comprises a mounting frame, a rotating roller rotatably mounted on the inner wall of the mounting frame, an elastic rod mounted on the outer wall of one side of the rotating roller, a scraping plate mounted at one end of the elastic rod and an electric rotating table mounted on the outer wall of one side of the mounting frame, and the electric rotating table rotating piece is connected with the rotating roller. The elastic rod comprises a pipe body-, a movable rod which is connected on the inner wall of the pipe body in a sliding way, and a spring which is arranged in the pipe body. The control driving assembly comprises a mounting plate, a controller arranged on the outer wall of one side of the mounting plate, a second motor arranged on the outer wall of the other side of the mounting plate and a gear arranged on the output shaft of the second motor. One end of the bottom of one connecting plate is rotationally connected with the outer wall of the sliding block, and one end of the bottom of the other connecting plate is rotationally connected with the outer wall of the frame body. Compared with the prior art, the utility model has the beneficial effects that: According to the intelligent detection device for corrosion of the inner wall of the pressure pipeline, the long shaft is driven to rotate by the control driving assembly, the ultrasonic detection head is driven to rotate, ultrasonic corrosion detection is carried out on the inner wall of the pressure pipeline, the condition of the inner wall of the pressure pipeline can be observed through the arranged camera, when scale exists on the inner wall of the pressure pipeline, the control driving assembly can control the scraping assembly to be changed into a vertical state from a horizontal state, the scraping assembly scrapes the scale on the inner wall of the pressure pipeline along with the rotation of the long shaft, the scale is scraped, the ultrasonic detection accuracy is improved, and meanwhile, the intelligent detection device is more intelligent. Drawings FIG. 1 is a cross-sectional block diagram of the present