CN214895160U - Pipeline welded junction detection device - Google Patents

Abstract

The utility model belongs to the technical field of the technique of weld bond check out test set and specifically relates to a pipeline weld bond detection device is related to, it includes the pipeline, the host computer, probe and being used for host computer and connecting wire, probe ability and pipeline butt, the fixed connecting rod that is provided with on the probe, the fixed annular piece that is provided with on the connecting rod, be provided with the fixed block on the annular piece, the annular piece is along the circumference sliding connection of pipeline on the fixed block, be provided with actuating mechanism on the fixed block, set up the fixed slot with pipeline opening adaptation on the lateral wall of fixed block, the fixed block can be dismantled with the pipeline and be connected. When the staff detects the weld bead of pipeline, earlier with the fixed slot and the pipeline joint of fixed block, make the weld bead contact of probe and pipeline, then start actuating mechanism and drive the probe and detect the weld bead along the circumference of pipeline, then the handheld host computer of staff carries out the analysis to the data that the probe detected, has saved the work process of the handheld probe of staff, conveniently detects the weld bead of pipeline.

Description

Pipeline welded junction detection device

Technical Field

The application relates to the technical field of weld crater detection equipment, in particular to a pipeline weld crater detection device.

Background

A pipe is a device that transports a gas, liquid, or fluid with solid particles. After the pipeline welding is finished, the working personnel have to carry out weld crater detection on the weld craters of the pipeline, so that the integrity and the reliability of a pipeline welding structure are ensured, and the important link of pipeline quality management is realized. The workers adopt nondestructive testing to detect the welded junction of the pipeline, and the nondestructive testing comprises radiographic inspection, ultrasonic inspection, magnetic inspection, penetrant inspection and the like.

Referring to fig. 1, in the prior art, a pipeline crater detection device is composed of a host 2, a probe 3 and a connecting wire 4. The manual detection method is adopted for detecting the welded junction of the pipeline 1, a worker holds the probe 3 with one hand to detect the welded junction of the pipeline 1 and holds the host machine 2 with the other hand, the probe 3 transmits acquired data to the host machine 2 through the connecting line 4, and the worker judges whether the welded junction of the pipeline 1 is qualified or not through the data on the host machine 2.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the process of welding opening detection of the pipeline, the pipeline welding opening can be detected in all directions only by continuously adjusting the detection position by a worker, and the detection of the welding opening is inconvenient.

SUMMERY OF THE UTILITY MODEL

For the convenience to pipeline weld bond detection, this application provides a pipeline weld bond detection device.

The application provides a pipeline crater detection device adopts following technical scheme:

the utility model provides a pipeline weld joint detection device, includes pipeline, host computer, probe and is used for carrying out electric connection's connecting wire with host computer and probe, the probe can and pipeline butt, the fixed connecting rod that is provided with on the probe, the fixed annular piece that is provided with of one end that the probe was kept away from to the connecting rod, be provided with the fixed block on the annular piece, the annular piece is along the circumference sliding connection of pipeline on the fixed block, be provided with on the fixed block and be used for ordering about the annular piece along the gliding actuating mechanism of circumference of pipeline, set up on the lateral wall of fixed block with the fixed slot of pipeline opening adaptation, the fixed block can be dismantled with the pipeline and be connected.

Through adopting above-mentioned technical scheme, when the staff detects the weld bead of pipeline, earlier with the fixed slot and the pipeline joint of fixed block, make the weld bead contact of probe and pipeline, then start actuating mechanism and order about the annular piece and slide along the circumference of pipeline, make the probe detect the weld bead along the circumference of pipeline, then the handheld host computer of staff analyzes the data that the probe detected, has saved the working process that the handheld probe of staff, and the convenience is detected the weld bead of pipeline.

Optionally, the fixed block includes a first clamping arm and a second clamping arm, one end of the first clamping arm is hinged to the second clamping arm, and the other end of the first clamping arm is provided with a locking mechanism

Through adopting above-mentioned technical scheme, when the staff fixed the pipeline with the fixed block, earlier rotate first arm lock and second arm lock to the direction of keeping away from each other, then with first arm lock and second arm lock and pipeline contact, then rotate first arm lock and second arm lock to the direction that is close to each other to use locking mechanism to fix first arm lock and second arm lock, thereby fix first arm lock and second arm lock on the pipeline, fixed block and pipeline easy dismounting.

Optionally, the locking mechanism includes a first bolt, the first clamping arm is provided with a through hole, the second clamping arm is provided with a first threaded hole adapted to the first bolt, and the first bolt passes through the through hole and is in threaded connection with the first threaded hole

Through adopting above-mentioned technical scheme, when the staff fixed first arm lock and second arm lock to the pipeline on, the staff used first bolt to pass the perforation of first arm lock and the first screw hole of threaded connection on the second arm lock, and fixed first arm lock and second arm lock are firm.

Optionally, the driving mechanism comprises a driving gear, a driven gear and a servo motor, the servo motor is arranged on the fixed block, an output shaft of the servo motor is fixedly connected with the driving gear in a coaxial mode, the driven gear is arranged on the outer side wall of the annular block, and the driving gear is meshed with the driven gear

Through adopting above-mentioned technical scheme, when the staff detects the time measuring to the crater of pipeline, start servo motor, servo motor drives the driving gear and rotates, and the driven gear meshing on the driving gear and the lateral wall of annular piece to the probe that drives on the annular piece is along the circumference of pipeline, and it is convenient to remove the probe.

Optionally, the connecting rod includes interior pole and outer pole, the outer pole is fixed to be set up on the annular block, the coaxial slip of interior pole is worn to establish the one end of keeping away from the fixed block at the outer pole, the one end and the probe fixed connection of outer pole are kept away from to interior pole, be provided with on the outer pole and be used for restricting the gliding locating part of interior pole.

Through adopting above-mentioned technical scheme, when the staff adjusted the length of connecting rod, earlier slide interior pole along the length direction of outer pole, then use the locating part to fix interior pole, make the welded junction of fixing different widths on the probe that fixes on interior pole can the detection pipeline, improved the detection range of the probe that goes up interior pole.

Optionally, the limiting part is a second bolt, a second threaded hole adapted to the second bolt is formed in the outer rod, and the second bolt penetrates through the second threaded hole and abuts against the inner rod.

Through adopting above-mentioned technical scheme, when the staff fixes interior pole, the staff uses the second bolt to pass the second screw hole of outer pole and support tightly with interior pole, and it is convenient to fix interior pole.

Optionally, a placing groove is formed in the fixing block, and the host is arranged in the placing groove.

Through adopting above-mentioned technical scheme, the staff is examining time measuring to the crater of pipeline, can place the host computer in the standing groove, has saved the working process of the handheld host computer of staff, makes things convenient for the crater that the staff detected the pipeline.

Optionally, a magnetic member for adsorbing the host is disposed on the bottom wall of the placement groove.

Through adopting above-mentioned technical scheme, the staff places the host computer in the standing groove, and the magnetism spare is fixed the host computer in the standing groove, and fixed host computer is firm.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when a worker detects a welded junction of a pipeline, the fixed groove of the fixed block is clamped with the pipeline to enable the probe to be in contact with the welded junction of the pipeline, then the driving mechanism is started to drive the probe to detect the welded junction along the circumferential direction of the pipeline, then the worker holds the host to analyze data detected by the probe, the working process that the worker holds the probe is omitted, and the welded junction of the pipeline is convenient to detect;

2. when a worker fixes the fixing block to the pipeline, the first clamping arm and the second clamping arm are rotated towards the direction far away from each other, then the first clamping arm and the second clamping arm are contacted with the pipeline, then the first clamping arm and the second clamping arm are rotated towards the direction close to each other, and the first clamping arm and the second clamping arm are fixed by using the locking mechanism, so that the first clamping arm and the second clamping arm are fixed on the pipeline, and the fixing block and the pipeline are convenient to disassemble and assemble;

3. when the staff detects the crater of pipeline, can place the host computer in the standing groove, saved the working process of the handheld host computer of staff, make things convenient for the crater that the staff detected the pipeline.

Drawings

Fig. 1 is a schematic view of the overall structure of the prior art.

Fig. 2 is a schematic overall structure diagram of a pipeline crater detection device according to an embodiment of the present application.

FIG. 3 is a schematic view of the connection of a connecting rod and probe of an embodiment of the present application.

Description of reference numerals: 1. a pipeline; 2. a host; 3. a probe; 4. a connecting wire; 5. a connecting rod; 51. an inner rod; 52. an outer rod; 6. a ring block; 7. a fixed block; 71. a first clamp arm; 72. a second clamp arm; 73. fixing grooves; 74. a placement groove; 8. a drive mechanism; 81. a driving gear; 82. a driven gear; 83. a servo motor; 9. a locking mechanism; 91. a first bolt; 92. perforating; 93. a first threaded hole; 10. a limiting member; 101. a second bolt; 102. and a second threaded hole.

Detailed Description

The present application is described in further detail below with reference to figures 2-3.

The embodiment of the application discloses pipeline crater detection device. Referring to fig. 2, the pipe crater detecting apparatus includes a pipe 1, a main body 2, a probe 3, and a connecting wire 4 for electrically connecting the main body 2 and the probe 3. The pipeline 1 is provided with a fixing block 7, and the side wall of the fixing block 7 is provided with a fixing groove 73 matched with the opening of the pipeline 1. The lateral wall of the fixed block 7 is provided with a connecting rod 5, and the probe 3 is arranged at one end of the connecting rod 5 far away from the fixed block 7.

Referring to fig. 2, the shape of the longitudinal section of the fixed block 7 may be a rectangular central opening or a circular ring, and in the present embodiment, the shape of the cross section of the fixed block 7 is a circular ring. The fixed block 7 comprises a first clamping arm 71 and a second clamping arm 72, one end of the first clamping arm 71 is hinged to the second clamping arm 72, and the other end of the first clamping arm is provided with a locking mechanism 9. The locking mechanism 9 includes a first bolt 91, a connecting block is integrally formed at one end of each of the first clamping arm 71 and the second clamping arm 72, which is far away from the pipeline 1, a through hole 92 is formed in the connecting block of the first clamping arm 71, and a first threaded hole 93 matched with the first bolt 91 is formed in the connecting block of the second clamping arm 72. When the worker fixes the fixed block 7 to the pipeline 1, the first clamping arm 71 and the second clamping arm 72 are rotated in the direction away from each other, then the first clamping arm 71 and the second clamping arm 72 are contacted with the pipeline 1, then the first clamping arm 71 and the second clamping arm 72 are rotated in the direction close to each other, then the worker uses the first bolt 91 to penetrate through the through hole 92 of the first clamping arm 71 and the first threaded hole 93 in the second clamping arm 72 in a threaded connection manner, so that the first clamping arm 71 and the second clamping arm 72 are fixed on the pipeline 1, and the fixed block 7 is convenient to disassemble and assemble with the pipeline 1.

In other embodiments, the locking mechanism 9 may also be a bar-shaped block and a screw, the screw is rotatably installed at one end of the connecting block of the first clamping arm 71 close to the second clamping arm 72, the bar-shaped block is installed at one end far away from the first clamping arm 71, and a rotating groove communicated with the screw is formed on the connecting block of the first clamping arm 71. A bar-shaped hole matched with the bar-shaped block is formed in one end, close to the first clamping arm 71, of the connecting block of the second clamping arm 72, and a containing cavity used for containing the bar-shaped block is formed in the bottom wall of the bar-shaped hole of the connecting block of the second clamping arm 72.

Referring to fig. 2, in order to facilitate the operation of the main unit 2 by the worker, in this embodiment, an iron sheet is installed on the back surface of the main unit 2, and a placing groove 74 is opened at one end of the fixing block 7 away from the pipeline 1, in this embodiment, the placing groove 74 is opened on the first clamping arm 71. A magnetic member for attracting the iron pieces of the main unit 2 is attached to the bottom wall of the placement groove 74. When the staff was examining the welded junction of pipeline 1, can place host computer 2 in the standing groove 74 of fixed block 7, the magnetic part is fixed host computer 2 in the standing groove 74 of fixed block 7, has saved the work process of the handheld host computer 2 of staff, makes things convenient for the staff to observe or operate host computer 2.

Referring to fig. 2, the side walls of the first clamping arm 71 and the second clamping arm 72 of the fixed block 7 are provided with sliding grooves, the fixed block 7 is provided with the annular block 6, and the annular block 6 is slidably connected in the sliding grooves along the circumferential direction of the pipeline 1. In this embodiment, the ring block 6 is split into two pieces along the diameter direction of the ring block 6, and the two ring blocks 6 are respectively installed in the sliding grooves of the first clamping arm 71 and the second clamping arm 72 and are both connected in the sliding grooves of the first clamping arm 71 and the second clamping arm 72 in a sliding manner along the circumferential direction of the pipeline 1.

Referring to fig. 2, a driving mechanism 8 for driving the ring block 6 to slide along the circumferential direction of the pipeline 1 is arranged on the fixed block 7, the driving mechanism 8 comprises a driving gear 81, a driven gear 82 and a servo motor 83, the servo motor 83 is fixedly installed at one end of the fixed block 7 far away from the pipeline 1 through a bolt, an output shaft of the servo motor 83 is fixedly connected with the driving gear 81 in a coaxial manner, the driven gear 82 is arranged on the outer side wall of the ring block 6 far away from the pipeline 1, and the driving gear 81 is meshed with the driven gear 82. When the staff detects the crater of pipeline 1, start servo motor 83, servo motor 83 drives driving gear 81 and rotates, and driving gear 81 meshes with driven gear 82 on the lateral wall of annular piece 6, drives the probe 3 on the annular piece 6 along pipeline 1's circumference, and after the circumference rotation a week of pipeline 1 is followed to probe 3, servo motor 83 reverses, makes probe 3 along pipeline 1's circumference reciprocating rotation, and it is convenient to remove probe 3.

Referring to fig. 2 and 3, the connecting rod 5 comprises an inner rod 51 and an outer rod 52, the outer rod 52 is welded on the side wall of the bottom wall of the annular block 6 far away from the sliding groove, the inner rod 51 is coaxially and slidably arranged at one end of the outer rod 52 far away from the fixed block 7, and one end of the inner rod 51 far away from the outer rod 52 is welded with the probe 3. When the length of the connecting rod 5 is adjusted by a worker, the inner rod 51 slides along the length direction of the outer rod 52, so that the probes 3 fixed on the inner rod 51 can detect welded junctions with different widths on the pipeline 1, and the detection range of the probes 3 on the inner rod 51 is enlarged. The outer rod 52 can be welded to the ring block 6 of the first clamping arm 71 or the second clamping arm 72, so as to facilitate the worker to quickly locate whether the ring block 6 of the first clamping arm 71 or the second clamping arm 72 is completely located in the sliding slot of the clamping arm, in this embodiment, the outer rod 52 is welded to one end of the ring block 6 of the first clamping arm 71, which is close to the ring block 6 of the second clamping arm 72.

Referring to fig. 3, the outer rod 52 is provided with a stopper 10 for restricting the sliding of the inner rod 51. The stopper 10 is a second bolt 101, a second threaded hole 102 adapted to the second bolt 101 is opened in the outer rod 52, and the second bolt 101 passes through the second threaded hole 102 and abuts against the inner rod 51. When a worker fixes the inner rod 51, the worker uses the second bolt 101 to penetrate through the second threaded hole 102 of the outer rod 52 and tightly abut against the inner rod 51, and the inner rod 51 is convenient to fix.

The implementation principle of the pipeline crater detection device in the embodiment of the application is as follows: when the staff detects pipeline 1's crater, place first arm lock 71 and the second arm lock 72 of fixed block 7 on pipeline 1 earlier, and make probe 3 and pipeline 1's crater contact, then use first bolt 91 to fix fixed block 7 to pipeline 1 on, then start servo motor 83 orders about annular piece 6 and slides along pipeline 1's circumference, make probe 3 detect the crater along pipeline 1's circumference, then the handheld host computer 2 of staff analyzes the data that probe 3 detected, the work process of the handheld probe 3 of staff has been saved, the convenience is detected pipeline 1's crater.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a pipeline crater detection device, includes pipeline (1), host computer (2), probe (3) and is used for carrying out electric connection's connecting wire (4) with host computer (2) and probe (3), probe (3) can with pipeline (1) butt, its characterized in that: fixed connecting rod (5) that is provided with on probe (3), the fixed annular piece (6) that is provided with of one end that probe (3) were kept away from in connecting rod (5), be provided with fixed block (7) on annular piece (6), annular piece (6) are along the circumference sliding connection of pipeline (1) on fixed block (7), be provided with on fixed block (7) and be used for ordering about annular piece (6) along the gliding actuating mechanism (8) of circumference of pipeline (1), set up on the lateral wall of fixed block (7) with fixed slot (73) of pipeline (1) opening adaptation, fixed block (7) can be dismantled with pipeline (1) and be connected.

2. The pipe crater detection apparatus of claim 1, wherein: the fixed block (7) comprises a first clamping arm (71) and a second clamping arm (72), one end of the first clamping arm (71) is hinged to the second clamping arm (72), and the other end of the first clamping arm is provided with a locking mechanism (9).

3. The pipe crater detection apparatus of claim 2, wherein: the locking mechanism (9) comprises a first bolt (91), a through hole (92) is formed in the first clamping arm (71), a first threaded hole (93) matched with the first bolt (91) is formed in the second clamping arm (72), and the first bolt (91) penetrates through the through hole (92) and is in threaded connection with the first threaded hole (93).

4. The pipe crater detection apparatus of claim 1, wherein: actuating mechanism (8) include driving gear (81), driven gear (82) and servo motor (83), servo motor (83) set up on fixed block (7), the output shaft and the coaxial fixed connection of driving gear (81) of servo motor (83), driven gear (82) set up on the lateral wall of annular piece (6), driving gear (81) and driven gear (82) meshing.

5. The pipe crater detection apparatus of claim 1, wherein: connecting rod (5) are including interior pole (51) and outer pole (52), outer pole (52) are fixed to be set up on annular piece (6), interior pole (51) coaxial slip is worn to establish the one end of keeping away from fixed block (7) in outer pole (52), the one end and probe (3) fixed connection of outer pole (52) are kept away from in interior pole (51), be provided with on outer pole (52) and be used for restricting gliding locating part (10) of interior pole (51).

6. The pipe crater detection apparatus of claim 5, wherein: the limiting piece (10) is a second bolt (101), a second threaded hole (102) matched with the second bolt (101) is formed in the outer rod (52), and the second bolt (101) penetrates through the second threaded hole (102) and abuts against the inner rod (51).

7. The pipe crater detection apparatus of claim 1, wherein: a placing groove (74) is formed in the fixing block (7), and the host (2) is arranged in the placing groove (74).

8. The pipe crater detection apparatus of claim 7, wherein: the bottom wall of the placing groove (74) is provided with a magnetic piece for adsorbing the host (2).

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