A welding quality detection device for oil and gas pipelines used in ports

Abstract

The present invention relates to the field of detection devices, and in particular to a device for detecting the welding quality of oil and gas pipelines used in ports. A device for detecting the welding quality of oil and gas pipelines used in ports comprises: an annular plate, a moving mechanism, a driving device and a detecting mechanism, wherein the driving device is arranged on the annular plate, the driving device is arranged on the inner ring of the annular plate, the detecting mechanism is arranged on the driving device, the driving device can make the detecting mechanism move in a circle around the center of the annular plate, the moving mechanism is arranged on the driving device, and the moving mechanism can make the annular plate move on the oil and gas pipeline. It improves the situation where the weld is damaged by external force, which is difficult to detect and difficult to detect after the construction is completed.

Description

Technical Field

[0001] The invention relates to the field of detection devices, and in particular to a port-used oil and gas pipeline welding quality detection device. Background Art

[0002] A weld refers to the joint formed by welding. Oil and gas pipelines are the most economical tools for transporting liquids and gases. Large-diameter long-distance pipelines may form various defects during the welding process, posing a safety hazard to the transportation of oil and gas resources. During the construction of oil and gas pipelines, due to pipe transportation and other external forces, the quality of the pipelines may be reduced due to collision and extrusion, resulting in the need to repair or replace low-quality pipelines during the acceptance process after the construction is completed.

[0003] The inventor believes that damage to the weld caused by external forces is difficult to detect, making it difficult to detect even after the construction is completed. Summary of the invention

[0004] In order to improve the situation in the related art where the weld is damaged by external force, which is difficult to detect and even difficult to detect after the construction is completed, the present application provides a welding quality detection device for oil and gas pipelines for use in ports.

[0005] The present application provides a port oil and gas pipeline welding quality detection device, which adopts the following technical solution:

[0006] A welding quality detection device for oil and gas pipelines for use in ports, comprising: an annular plate, a moving mechanism, a driving device and a detection mechanism, the driving device being arranged on the annular plate, the driving device being arranged on the inner ring of the annular plate, the detection mechanism being arranged on the driving device, the driving device being capable of causing the detection mechanism to perform circular motion around the center of the annular plate, the moving mechanism being arranged on the driving device, the moving mechanism being capable of causing the annular plate to move on the oil and gas pipeline, a notch being arranged on the annular plate, a sliding groove being arranged on the inner ring of the annular plate, a clamping groove being arranged on the side wall of the sliding groove, the driving device comprising a moving plate, a driving member and a rolling ball, the moving plate being arranged in the sliding groove, a clamping plate clamped with the clamping groove being arranged on the moving plate, the shape of the moving plate being the same as that of the annular plate, the diameter of the moving plate being smaller than the diameter of the annular plate, the driving member being arranged in the sliding groove, the rolling ball being arranged on a side of the moving plate away from the sliding groove, and the rolling ball being used to abut against the oil and gas pipe.

[0007] Optionally, the outer ring wall of the movable plate is provided with movable teeth, the driving member is a motor, and the rotor of the motor is provided with gears that cooperate with the movable teeth.

[0008] Optionally, a ball socket for embedding a rolling ball is provided on the movable plate, and the rolling ball can slide in the ball socket.

[0009] Optionally, the moving mechanism is arranged on the inner wall of the ball socket, and the moving mechanism includes a power belt and a driving member, the driving member is arranged in the moving plate, the driving member drives the power belt, and the setting direction of the power belt is the radial direction of the annular plate.

[0010] Optionally, the detection mechanism includes a rust detector, a camera and an X-ray emitter.

[0011] Optionally, an alarm is provided on the annular plate, a processor is provided on the annular plate, the alarm is connected to the processor, and the processor is connected to the detection mechanism.

[0012] Optionally, the processor is used to send data to the outside, and an imaging device is disposed outside, and the imaging device is used to receive data and display images taken by a camera.

[0013] Optionally, the power belt is fixed by a guide rod, the guide rod supports the power belt and the power belt is close to the rolling ball through the guide rod, the power belt is a rubber belt, and the rubber belt is provided with stripes that increase friction, and a tightening part is provided on the inner side of the power belt.

[0014] By adopting the above technical solution, the detection mechanism can be set up to detect the welds of the detection part by means of ultrasonic flaw detection, X-ray flaw detection, etc., and its camera setting can also observe the external welds. The moving mechanism can move the annular plate on the oil and gas pipeline so that the detection mechanism can be moved to different parts of the oil and gas pipeline. The driving device can make the detection mechanism move in a circle around the center of the annular plate so that the detection device can detect the whole circumference of the weld, thereby improving the situation where the weld is damaged by external force, which is difficult to detect and difficult to detect after the construction is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be discussed below. Obviously, the technical solutions described in conjunction with the drawings are only some embodiments of the present invention. For ordinary technicians in this field, other embodiments and their drawings can be obtained based on the embodiments shown in these drawings without paying creative work.

[0016] Figure 1 It is a stereoscopic diagram of a welding quality inspection device for oil and gas pipelines used in ports.

[0017] Figure 2 The cross-sectional view is a device for inspecting the welding quality of oil and gas pipelines used in ports.

[0018] Figure 3 It is a perspective view of the drive device.

[0019] Figure 4 yes Figure 2 A is an enlarged schematic diagram.

[0020] Figure 5 The diagram is a front view of a welding quality inspection device for oil and gas pipelines used in ports.

[0021] Figure 6 yes Figure 5 A magnified schematic diagram of B.

[0022] Figure 7 It is a three-dimensional diagram of the moving mechanism and the rolling ball.

[0023] In the figure: 1. annular plate; 2. detection mechanism; 3. notch; 4. sliding groove; 5. clamping groove; 6. driving device; 61. moving plate; 62. driving member; 63. rolling ball; 7. clamping plate; 8. ball socket; 9. moving mechanism; 91. power belt; 92. driving member; 10. guide rod; 11. tightening member. DETAILED DESCRIPTION

[0024] The following will clearly and completely describe the technical solutions of various embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] An embodiment of the present invention provides a device for detecting welding quality of oil and gas pipelines for use in ports.

[0026] Reference Figures 1 to 4A welding quality inspection device for oil and gas pipelines for use in ports, comprising: an annular plate 1, a moving mechanism 9, a driving device 6 and a detection mechanism 2, wherein the driving device 6 is arranged on the annular plate 1, the driving device 6 is arranged on the inner ring of the annular plate 1, the detection mechanism 2 is arranged on the driving device 6, the driving device 6 can make the detection mechanism 2 move in a circle around the center of the annular plate 1, the moving mechanism 9 is arranged on the driving device 6, the moving mechanism 9 can make the annular plate 1 move on the oil and gas pipeline, the annular plate 1 is provided with a notch 3, the annular plate 1 A sliding groove 4 is provided on the inner ring, a clamping groove 5 is provided on the side wall of the sliding groove 4, the driving device 6 includes a moving plate 61, a driving member 62 and a rolling ball 63, the moving plate 61 is arranged in the sliding groove 4, a clamping plate 7 clamped with the clamping groove 5 is provided on the moving plate 61, the shape of the moving plate 61 is the same as that of the annular plate, the diameter of the moving plate 61 is smaller than the diameter of the annular plate 1, the driving member 62 is arranged in the sliding groove 4, the rolling ball 63 is arranged on the side of the moving plate 61 away from the sliding groove 4, and the rolling ball 63 is used to abut against the oil and gas pipe.

[0027] Optionally, the outer ring wall of the movable plate 61 is provided with movable teeth, the driving member 62 is a motor, and the rotor of the motor is provided with gears that cooperate with the movable teeth.

[0028] The movable plate 61 is provided with a ball socket 8 for the rolling ball 63 to be embedded in. The rolling ball 63 can slide in the ball socket 8 .

[0029] The moving mechanism 9 is arranged on the inner wall of the ball socket 8 , and the moving mechanism 9 includes a power belt 91 and a driving member 92 . The driving member 92 is arranged in the moving plate 61 , and the driving member 92 drives the power belt 91 . The setting direction of the power belt 91 is the radial direction of the annular plate 1 .

[0030] The detection mechanism 2 includes a corrosion detector, a camera and an X-ray transmitter.

[0031] An alarm is provided on the annular plate 1 , and a processor is provided on the annular plate 1 . The alarm is connected to the processor, and the processor is connected to the detection mechanism 2 .

[0032] The processor is used to send data to the outside, and an imaging device is arranged outside, and the imaging device is used to receive data and display images taken by the camera. The power belt 91 is fixed by a guide rod 10, and the guide rod 10 supports the power belt 91 and the power belt 91 is closely attached to the rolling ball 63 through the guide rod 10. The power belt 91 is a rubber belt, and the rubber belt is provided with stripes for increasing friction, and a tightening member 11 is arranged on the inner side of the power belt 91. The setting of the tightening member 11 can tighten the power belt 91 that becomes loose over time.

[0033] When in use, the driving device 6 is reset, the device is placed coaxially with the oil and gas pipeline through the notch 3, and the device is moved radially along the oil and gas pipeline through the moving mechanism 9. When it moves into the weld area, the detection mechanism 2 is made to make a circular motion around the center of the annular plate 1 through the driving device 6. At this time, the detection mechanism 2 is started, and the weld of the detection part is detected by ultrasonic flaw detection, X-ray flaw detection and other methods through the corrosion detector, camera and X-ray transmitter. When the damage of the weld is detected, the alarm alarms, and the data is transmitted to the outside for imaging and further analysis through the external imaging device. When the detection is completed, the moving mechanism 9 continues to move the device along the radial direction of the oil and gas pipeline, and repeats the above detection steps after reaching the next weld.

Claims

1. A port oil and gas pipeline welding quality detection device, comprising: The annular plate (1) is characterized in that it also includes a moving mechanism (9), a driving device (6) and a detection mechanism (2), wherein the driving device (6) is arranged on the annular plate (1), the driving device (6) is arranged on the inner ring of the annular plate (1), the detection mechanism (2) is arranged on the driving device (6), the driving device (6) can make the detection mechanism (2) perform circular motion around the center of the annular plate (1), the moving mechanism (9) is arranged on the driving device (6), the moving mechanism (9) can make the annular plate (1) move on the oil and gas pipeline, the annular plate (1) is provided with a notch (3), the inner ring of the annular plate (1) is provided with a sliding A sliding groove (4), a clamping groove (5) is arranged on the side wall of the sliding groove (4), the driving device (6) comprises a moving plate (61), a driving member (62) and a rolling ball (63), the moving plate (61) is arranged in the sliding groove (4), a clamping plate (7) clamped with the clamping groove (5) is arranged on the moving plate (61), the shape of the moving plate (61) is the same as that of the annular plate, the diameter of the moving plate (61) is smaller than the diameter of the annular plate (1), the driving member (62) is arranged in the sliding groove (4), the rolling ball (63) is arranged on a side of the moving plate (61) away from the sliding groove (4), and the rolling ball (63) is used to abut against the oil and gas pipe; The outer ring wall of the movable plate (61) is provided with movable teeth, the driving member (62) is a motor, and the rotor of the motor is provided with a gear matched with the movable teeth; The movable plate (61) is provided with a ball socket (8) for the rolling ball (63) to be embedded in, and the rolling ball (63) can slide in the ball socket (8); The moving mechanism (9) is arranged on the inner wall of the ball socket (8), and the moving mechanism (9) comprises a power belt (91) and a driving member (92), wherein the driving member (92) is arranged in the moving plate (61), and the driving member (92) drives the power belt (91), and the setting direction of the power belt (91) is the radial direction of the annular plate (1); The power belt (91) is fixed by a guide rod (10), the guide rod (10) supports the power belt (91) and the power belt (91) is closely attached to the rolling ball (63) through the guide rod (10), the power belt (91) is a rubber belt, and the rubber belt is provided with stripes for increasing friction, and a tightening member (11) is provided on the inner side of the power belt (91).

2. The device for detecting welding quality of oil and gas pipelines for ports according to claim 1 is characterized in that: The detection mechanism (2) comprises a rust detector, a camera and an X-ray emitter.

3. The device for detecting welding quality of oil and gas pipelines for ports according to claim 1 is characterized in that: An alarm is provided on the annular plate (1), a processor is provided on the annular plate (1), the alarm is connected to the processor, and the processor is connected to the detection mechanism (2).

4. The device for detecting welding quality of oil and gas pipelines for ports according to claim 3 is characterized in that: The processor is used to send data to the outside, and an imaging device is arranged outside, and the imaging device is used to receive data and display images taken by a camera.

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