CN218567276U

CN218567276U - Unilateral scanning device suitable for oil gas module pipeline welding seam quality detection

Info

Publication number: CN218567276U
Application number: CN202222120098.7U
Authority: CN
Inventors: 王清海; 武广明
Original assignee: Bomesc Offshore Engineering Co Ltd
Current assignee: Bomesc Offshore Engineering Co Ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-03-03
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses a survey device is swept to unilateral suitable for oil gas module pipeline welding seam quality testing, include the bottom plate device and fix the rotary device in bottom plate device one end. The middle of the bottom plate device main body is provided with a middle groove, one end of the bottom plate device main body is fixed with a first supporting mechanism, the other end of the bottom plate device main body is connected with a second supporting mechanism in a sliding mode, and the supporting mechanisms are composed of hydraulic rods, V-shaped blocks and fixing seats. The second supporting mechanism controls the gear rack mechanism to move through the servo motor. The rotating device controls the rotating disc through the servo motor to achieve the revolving motion of the rotating arm. The bottom of the rotating arm is fixed with a rack through a screw. The middle of the rotating arm is provided with a sliding chute which is connected with the sweeping device in a sliding way. The scanning device consists of a supporting plate, a servo motor, a gear and a scanning probe, and the movement of the scanning device on the rotating arm is realized by controlling a gear rack mechanism through the servo motor. The utility model discloses can be convenient move the different positions to the pipeline with accuse battle array ultrasonic testing probe.

Description

Unilateral scanning device suitable for oil-gas module pipeline weld quality detection

Technical Field

The utility model relates to a unilateral is swept and is surveyed device, in particular to unilateral is swept and is surveyed device suitable for oil gas module pipeline welding seam quality testing.

Background

The problems of complex structure, more thin plates, complex butt weld defects and the like exist in the process of constructing the oil and gas pipeline, and the control of the welding quality of the oil and gas pipeline is very difficult. Due to the limitation of the traditional nondestructive detection technology, the rapid and accurate detection of the welding line is difficult to realize, so the requirement of rapidly constructing the oil-gas module pipeline cannot be completely met. The existing phased array ultrasonic detection device for the pipeline mainly detects different spatial positions of the pipeline by manpower, greatly increases the labor cost, and is not beneficial to large-batch and standardized phased array ultrasonic detection of the pipeline.

Disclosure of Invention

An object of the utility model is to overcome prior art not enough, provide one kind can be convenient with phased array ultrasonic testing probe remove to the different positions of pipeline, satisfied phased array ultrasonic testing needs be applicable to the unilateral scanning survey device that oil gas module pipeline welding seam quality detected.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model discloses a unilateral sweeps survey device suitable for detection of oil gas module pipeline welding seam quality, including the bottom plate device and fix the rotary device in bottom plate device one end, the bottom plate device include the bottom plate main part, open in the middle of the bottom plate main part has a middle groove, the one end of middle groove be fixed with first bearing structure, the middle groove on sliding connection have the second bearing structure, first bearing structure and second bearing structure all include the fixing base, the fixing base of first bearing structure fix on the bottom plate main part, the front and back both sides of the fixing base of second bearing structure respectively with set up the rail block structure in the front and back both sides of middle groove and link to each other, the front and back lateral wall of middle groove on respectively through the screw connection have a first rack, be fixed with first servo motor on the diapire of the fixing base of second bearing structure, be connected with first gear on the rotation axis of first servo motor that sets up along the vertical direction, first gear and first meshing cooperation, install the second hydraulic cylinder on the fixing base of first bearing structure and second bearing structure respectively, be connected with the hydraulic cylinder, be used for the hydraulic cylinder, the hydraulic cylinder is connected with the hydraulic block along the vertical hydraulic pressure block of the vertical hydraulic pressure block, the V type hydraulic cylinder, the hydraulic block is connected with the hydraulic cylinder, the hydraulic block is used for the hydraulic pressure block along the vertical hydraulic pressure block to be arranged on the vertical hydraulic cylinder;

the rotary device comprises a device main body fixed on a bottom plate main body, wherein a second servo motor is installed on the device main body, an output shaft of the second servo motor is fixedly connected with a rotary disk, the rotary disk is fixedly connected with a web of a U-shaped rotary arm through a connecting block, the inner walls of two webs of the U-shaped rotary arm are respectively connected with a scanning device, a second rack is fixed on the bottom wall of each lower web of the U-shaped rotary arm, each scanning device comprises a device supporting frame, the device supporting frame is connected with the web of the U-shaped rotary arm in a sliding mode through a second guide rail sliding block structure in a left-right mode, a third servo motor is installed on the device supporting frame, a rotary shaft of the third servo motor is fixedly connected with a second gear, each second gear is meshed with the second rack to be matched with the third servo motor under the driving of the third servo motor to move in the left-right direction of the bottom plate main body, controllers of the two third servo motors are respectively connected with a computer through control lines, a hydraulic cylinder of a third servo motor is installed on the supporting frame, and a hydraulic cylinder of the third servo motor is fixed in the horizontal direction.

The utility model has the advantages that:

the utility model discloses can be convenient remove phased array ultrasonic testing probe to the different positions of pipeline, satisfied phased array ultrasonic testing's needs.

Drawings

Fig. 1 is a schematic view of a single-side scanning device suitable for detecting the quality of a weld of a pipeline of an oil-gas module according to the present invention;

FIG. 2 is a schematic view of the structure of the floor means of the apparatus shown in FIG. 1;

FIG. 3 is a schematic view of a rotary device of the apparatus shown in FIG. 1;

FIG. 4 is a schematic view of a scanning apparatus of the apparatus shown in FIG. 1;

fig. 5 is a schematic view of the measurement principle of the scanning device of the apparatus shown in fig. 4.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in the attached drawings, the single-side scanning device suitable for detecting the quality of the welding seam of the oil-gas module pipeline comprises a bottom plate device 1 and a rotating device 2 fixed at one end of the bottom plate device 1, wherein the bottom plate device 1 comprises a bottom plate main body 1-1, a middle groove is formed in the middle of the bottom plate main body 1-1, a first supporting structure is fixed at one end of the middle groove, a second supporting structure is connected to the middle groove in a sliding manner, the first supporting structure and the second supporting structure both comprise fixed seats 1-4, the fixed seats 1-4 of the first supporting structure are fixed on the bottom plate main body 1-1 through screws, the front side and the rear side of the fixed seat of the second supporting structure are respectively connected with guide rail slider structures arranged at the front side and the rear side of the middle groove through screws, first racks 1-5 are respectively connected to the front side wall and the rear side wall of the middle groove, a first servo motor 1-9 is fixed on the bottom wall of the fixed seat of the second supporting structure, a first servo motor 1-9 arranged in the vertical direction is connected with a first gear 1-5, a second hydraulic cylinder 1-7 is connected to a hydraulic cylinder 1-3, a hydraulic cylinder is arranged along the vertical direction, a hydraulic cylinder 1-3, a second hydraulic cylinder is connected with a hydraulic cylinder 1-3, a hydraulic cylinder and a hydraulic cylinder, a hydraulic cylinder is arranged along the vertical hydraulic cylinder 1-7, the first V-shaped block 1-2 and the second V-shaped block 1-6 are used for respectively supporting the left end and the right end of a pipeline to be scanned.

The rotating device 2 comprises a device main body 2-2 fixed on a bottom plate main body 1-1, a second servo motor 2-1 is installed on the device main body 2-2, an output shaft of the second servo motor 2-1 arranged along the horizontal direction is fixedly connected with a rotating disc 2-3, the rotating disc is fixedly connected with a web plate of a U-shaped rotating arm 2-5 through a connecting block 2-4, the inner walls of two web plates of the U-shaped rotating arm 2-5 are respectively connected with a scanning device 3, a second rack is fixed on the bottom wall of each lower web plate of the U-shaped rotating arm 2-5, each scanning device 3 comprises a device supporting frame 3-1, and the device supporting frame 3-1 is connected with the web plate of the U-shaped rotating arm 2-5 in a left-right sliding mode through a second guide rail slider structure, the device support frame 3-1 is provided with a third servo motor 3-2, a rotating shaft of the third servo motor 3-2 arranged in the vertical direction is fixedly connected with a second gear 3-5, each second gear 3-5 is respectively meshed with a second rack to be matched with the second rack so as to move along the left and right directions of the bottom plate main body under the driving of the third servo motor 3-2, controllers of the two third servo motors 3-2 are respectively connected with a computer through control lines, a third hydraulic cylinder 3-3 is arranged on the device support frame 3-1, a push rod of the third hydraulic cylinder 3-3 arranged in the horizontal direction is fixedly provided with a scanning probe 3-4, and the axis of the push rod of the third hydraulic cylinder 3-3 is connected with the rotating shaft of the third servo motor 3-2 Are arranged perpendicular to each other. The transverse movement of the scanning probe 3-4 along the front-back direction can be realized by controlling the extension of the push rod of the third hydraulic cylinder 3-3.

The working process of the device is as follows:

the second support structure is moved to a proper position by controlling the rotation of the first servo motor 1-9 through the computer according to the length of the pipeline, and the pipeline is placed on the first V-shaped block 1-2 and the second V-shaped block 1-6.

And automatically lifting the first hydraulic cylinder 1-3 and the second hydraulic cylinder 1-7 to a specified position, so that the axis of the pipeline is coincided with the U-shaped rotating arm 2-5. And then the third hydraulic cylinder 3-3 is controlled to extend to enable the scanning probe 3-4 to approach the pipeline.

The second servo motor 2-1 is started through the computer to enable the rotating disc 2-3 to rotate by a proper angle, scanning of the transverse position of the pipeline is completed, and the third servo motor 3-2 is started through the computer to enable the scanning device 3 to move longitudinally, so that scanning of the longitudinal direction is completed.

And resetting the devices after detection is finished, and taking off the pipeline to start the next round of scanning and measuring.

Claims

1. The utility model provides a unilateral is swept and is surveyed device suitable for oil gas module pipeline welding seam quality testing, includes bottom plate device (1) and fixes rotary device (2) in bottom plate device one end, the bottom plate device include bottom plate main part (1-1), its characterized in that: a middle groove is arranged in the middle of the bottom plate main body, a first supporting structure is fixed at one end of the middle groove, a second supporting structure is connected on the middle groove in a sliding way, the first supporting structure and the second supporting structure both comprise fixed seats (1-4), the fixed seat of the first supporting structure is fixed on the main body of the bottom plate, the front side and the rear side of the fixed seat of the second supporting structure are respectively connected with the guide rail sliding block structures arranged on the front side and the rear side of the middle groove, the front side wall and the rear side wall of the middle groove are respectively connected with a first rack (1-5) through screws, a first servo motor (1-9) is fixed on the bottom wall of the fixed seat of the second supporting structure, a first gear (1-10) is connected on a rotating shaft of the first servo motor arranged along the vertical direction, the first gear is engaged with the first rack (1-5), a first hydraulic cylinder (1-3) and a second hydraulic cylinder (1-7) are respectively arranged on the fixing seats (1-4) of the first supporting structure and the second supporting structure, a first V-shaped block (1-2) is connected on a hydraulic rod of the first hydraulic cylinder (1-3) arranged along the vertical direction, a second V-shaped block (1-6) is connected on a hydraulic rod of the second hydraulic cylinder (1-7) arranged along the vertical direction, the first V-shaped block and the second V-shaped block are used for respectively supporting the left end and the right end of a pipeline to be scanned;

the rotating device (2) comprises a device main body (2-2) fixed on a bottom plate main body (1-1), a second servo motor (2-1) is installed on the device main body, an output shaft of the second servo motor arranged in the horizontal direction is fixedly connected with a rotating disc (2-3), the rotating disc is fixedly connected with a web plate of a U-shaped rotating arm (2-5) through a connecting block (2-4), the inner walls of two web plates of the U-shaped rotating arm (2-5) are respectively connected with a scanning device (3), a second rack is fixed on the bottom wall of each lower web plate of the U-shaped rotating arm, each scanning device comprises a device supporting frame (3-1), the device supporting frame is connected with the web plate of the U-shaped rotating arm (2-5) in a left-right sliding mode through a second guide rail slider structure, a third servo motor (3-2) is installed on the device supporting frame, a rotating shaft of the third servo motor arranged in the vertical direction is fixedly connected with second gears (3-5), each third servo motor is connected with a third fixed gear through a control wire which is respectively meshed with a third servo motor and a control wire which is arranged on the bottom plate, a hydraulic cylinder which is respectively matched with a control hydraulic cylinder (3-3) and a control hydraulic cylinder which is installed on the bottom plate and is respectively arranged in the vertical direction, and the axis of the push rod of the third hydraulic cylinder and the axis of the rotating shaft of the third servo motor are arranged vertically.