CN219266175U

CN219266175U - Spiral welded pipe welding seam quality detection device

Info

Publication number: CN219266175U
Application number: CN202223585328.3U
Authority: CN
Inventors: 朱云波; 程焱松
Original assignee: Tianjin Jinshun Science And Technology Development Co ltd
Current assignee: Tianjin Jinshun Science And Technology Development Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-06-27
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a device for detecting the quality of a welding seam of a spiral welded pipe, which comprises a mobile detection vehicle, wherein a rotating mechanism of the spiral welded pipe is arranged near the mobile detection vehicle: the rotating mechanism of the spiral welded pipe comprises a support, the support is arranged near the mobile detection vehicle, a detection rod is fixedly arranged at the top of the support, a transmission shaft is fixedly arranged at one end of an output shaft of the detection rod, a speed reducer is fixedly arranged at one end of the transmission shaft, a clamping ring is fixedly arranged at the output end of the speed reducer, and the inner diameter of the clamping ring is matched with the diameter of the spiral welded pipe. According to the utility model, through the rotating mechanism provided with the welded pipe, when the welded pipe is required to be rotated, the output shaft of the motor drives the speed reducer through the transmission shaft, so that the torque is increased through the speed reducer in a decelerating way, the speed reducer drives the welded pipe to slowly rotate, and the flaw detector can detect flaw on the peripheral surface of the welded joint of the welded pipe, so that the problems in the prior patent technology proposed in the background technology are solved.

Description

Spiral welded pipe welding seam quality detection device

Technical Field

The utility model relates to the technical field of weld quality detection of welded pipes, in particular to a device for detecting weld quality of a spiral welded pipe.

Background

The flaw detector can be divided into from different measuring principles: the digital ultrasonic flaw detector is mainly used for detecting whether a machined part has defects (cracks, sand holes, air holes, white spots, inclusions and the like) or not, and whether a welding seam is qualified or not is searched for whether the hidden damage exists or not, so that whether the workpiece is qualified or not is judged.

However, in the prior art, in actual use, patent document CN 216669848U describes that "in the related art, flaw detection is generally performed on some pipes by a rotary flaw detection method, and the pipe is rotated relative to the ultrasonic probe device and moved in the axial direction, and flaw detection on the pipe is completed in the process. When flaw detection or spot-check flaw detection is carried out on a part of the spiral welded pipe, an operator is required to hold a flaw detector and a probe, the probe is pressed on the spiral welded pipe, and the probe moves back and forth at the position of a welding seam to detect the position of the welding seam; the hand-held probe rubs on the spiral welded pipe, the probe moves very unstably, the probe is easy to deviate from the detection position or the probe deviates sideways from the detection surface to appear, the detection result is influenced, and the hand-held probe is relatively laborious to reciprocate and frequently move to detect, but the mode is to separate the reciprocating flaw detection and the rotation of the welded pipe, and the welded pipe cannot be rotated while the reciprocating flaw detection is performed.

Disclosure of Invention

The utility model aims to provide a device for detecting the quality of a welding seam of a spiral welded pipe, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spiral welded pipe welding seam quality detection device, includes the removal detects the car, the nearby of removal detects the car is provided with the slewing mechanism of spiral welded pipe:

the rotating mechanism of the spiral welded pipe comprises a support, the support is arranged near the mobile detection vehicle, a motor is fixedly arranged at the top of the support, a transmission shaft is fixedly arranged at one end of an output shaft of the motor, a speed reducer is fixedly arranged at one end of the transmission shaft, a clamping ring is fixedly arranged at the output end of the speed reducer, and the inner diameter of the clamping ring is matched with the diameter of the spiral welded pipe.

Preferably, welded pipe supports are fixedly arranged at the top of the movement detection vehicle, and the number of the welded pipe supports is two.

Preferably, a vertical plate is fixedly arranged at the top of the mobile detection vehicle, and a detection rod is arranged in the vertical plate.

Preferably, one end of the detecting rod is fixedly provided with a flaw detector, and the flaw detector is used for detecting the quality of the welding line.

Preferably, fastening studs are arranged in the two sides of the clamping ring, and the fastening studs are used for positioning the welded pipe in the clamping ring.

Preferably, a movable pulley is arranged at the bottom of the movable detection vehicle, and the movable detection vehicle is controlled by a remote control program.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, by the rotating mechanism provided with the welded pipe, when the welded pipe is required to be rotated, the motor is started, so that the output shaft of the motor drives the speed reducer through the transmission shaft, and the torque is increased through the speed reducer, so that the speed reducer drives the welded pipe to slowly rotate, and the flaw detector can detect flaw on the peripheral surface of the welded joint of the welded pipe, thereby solving the problems in the prior art proposed in the background art;

2. the top of the mobile detection vehicle is provided with the welded pipe support, and the welded pipe is positioned at the same horizontal position through the welded pipe support, so that the axis of the welded pipe is positioned on the same straight line while rotating, and the running stability of the whole mechanism is maintained.

Drawings

FIG. 1 is a three-dimensional schematic diagram of the whole structure of a spiral welded pipe weld quality detection device;

FIG. 2 is a schematic three-dimensional diagram of the whole structure of a device for detecting the quality of a welded seam of a spiral welded pipe;

fig. 3 is a three-dimensional schematic diagram of the whole structure of the spiral welded pipe welding seam quality detection device.

In the figure: 1. a movement detection vehicle; 2. a welded pipe is supported; 3. a riser; 4. a detection rod; 5. a flaw detector; 6. a bracket; 7. a motor; 8. a transmission shaft; 9. a speed reducer; 10. a clamping ring; 11. and fastening a stud.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: a bracket 6 is arranged near the mobile detection vehicle 1, the mobile detection vehicle 1 is a mobile product disclosed in the prior art, a welded pipe support 2 is welded at the top of the mobile detection vehicle 1, a vertical plate 3 is welded at the top of the mobile detection vehicle 1, a detection rod 4 is inserted into a through hole formed in the vertical plate 3, a flaw detector 5 is arranged at the other end of the detection rod 4, and flaw detection is performed by moving the flaw detector 5 back and forth on the surface of the welded pipe.

The motor 7 is installed at the top of the support 6, the transmission shaft 8 is installed at one end of the output shaft of the motor 7, the speed reducer 9 is installed at the other end of the transmission shaft 8, the clamping ring 10 is installed at the output end of the speed reducer 9, the clamping ring 10 is used for clamping a welded pipe, the fastening studs 11 are arranged on two sides of the clamping ring 10, and the fastening studs 11 are used for positioning the welded pipe inside the clamping ring 10.

Working principle: when the flaw detector is used, a welded pipe is placed on the top surface of a welded pipe support 2, flaw detection is carried out on the local bottom through a flaw detector 5 arranged on the top of a mobile detection vehicle 1, the detection in the prior art is carried out by moving the surface of the welded pipe back and forth, a rotating mechanism of the welded pipe is not arranged, so that the detection cannot be carried out on the rotation of the circumferential surface while the flaw detection is carried out in a reciprocating manner, when the welded pipe is required to be rotated, the motor 7 is started, an output shaft of the motor 7 drives a transmission shaft 8 to rotate, the transmission shaft 8 drives a speed reducer 9 to reduce and increase torque through the speed reducer 9, the speed reducer 9 drives a clamping ring 10 to rotate, the clamping ring 10 drives the welded pipe to slowly rotate, and the flaw detector 5 can detect the flaw on the circumferential surface of the welded pipe, so that the flaw detection problem on the circumferential surface of the welded pipe is solved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spiral welded tube welding seam quality detection device, includes removal detection car (1), its characterized in that: a rotating mechanism of a spiral welded pipe is arranged near the movement detection vehicle (1):

the rotating mechanism of the spiral welded pipe comprises a support (6), the support (6) is arranged near the mobile detection vehicle (1), a motor (7) is fixedly arranged at the top of the support (6), a transmission shaft (8) is fixedly arranged at one end of an output shaft of the motor (7), a speed reducer (9) is fixedly arranged at one end of the transmission shaft (8), a clamping ring (10) is fixedly arranged at the output end of the speed reducer (9), and the inner diameter of the clamping ring (10) is matched with the diameter of the spiral welded pipe.

2. The apparatus for detecting the quality of a weld of a spiral welded pipe according to claim 1, wherein: the top of the mobile detection vehicle (1) is fixedly provided with welded pipe supports (2), and the number of the welded pipe supports (2) is two.

3. The apparatus for detecting the quality of a weld of a spiral welded pipe according to claim 1, wherein: the top of the mobile detection vehicle (1) is fixedly provided with a vertical plate (3), and a detection rod (4) is arranged in the vertical plate (3).

4. A spiral welded pipe weld quality inspection apparatus as claimed in claim 3, wherein: one end of the detecting rod (4) is fixedly provided with a flaw detector (5), and the flaw detector (5) is used for detecting the quality of a welding line.

5. The apparatus for detecting the quality of a weld of a spiral welded pipe according to claim 1, wherein: the welding pipe clamping device is characterized in that fastening studs (11) are arranged in the clamping ring (10) on the inner portion of two sides of the clamping ring, and the fastening studs (11) are used for positioning the welding pipe in the clamping ring (10).

6. The apparatus for detecting the quality of a weld of a spiral welded pipe according to claim 1, wherein: the bottom of the mobile detection vehicle (1) is provided with a mobile pulley, and the mobile detection vehicle (1) is controlled by a remote control program.