CN217542979U - Pipeline elbow pulse eddy current detection device - Google Patents

Abstract

The utility model discloses a pipeline elbow pulse eddy current testing device, its technical scheme main points are: including first card shell, the both ends of first card shell are provided with second card shell respectively, first card shell with a plurality of swivelling chute, a plurality of have been seted up respectively to the excircle wall of second card shell the interior round wall of swivelling chute is provided with two first rotatory rings and the rotatory ring of second respectively, and through swivelling chute, first rotatory ring, the rotatory ring of second, place the hole, screw post, second draw-in groove, joint piece and thread groove use of mutually supporting, the staff later stage of being convenient for carries out all-round the detecting to pipeline surface, and through shifting chute, sliding tray, adjustment tank, the rotatory ring of first rotatory ring and the rotatory ring use of mutually supporting of second, the staff of being convenient for makes first rotatory ring, the rotatory ring of second and test probe alternate the position between a plurality of swivelling chutes, detects the different positions of elbow pipeline.

Description

Pipeline elbow pulse eddy current detection device

Technical Field

The utility model relates to a pulse eddy current testing technical field, concretely relates to pipeline elbow pulse eddy current testing device.

Background

The pulse eddy current belongs to a branch of eddy current detection, the basic principle of the pulse eddy current is that a probe is loaded with instant turn-off current to excite a rapidly attenuated pulse magnetic field, the magnetic field can penetrate through a protective layer and a heat insulation layer with certain thickness to induce the surface of a detected component to generate eddy current, the induced eddy current can diffuse from the upper surface to the lower surface, meanwhile, a secondary magnetic field opposite to the direction of the excitation magnetic field is generated in the eddy current diffusion process, the induced voltage can be output in a receiving sensor of the probe, and if a pipeline has defects, the pulse eddy current condition on a loading pipeline can be influenced, and then the induced voltage on the receiving sensor is influenced.

In the prior art, when a worker detects an elbow pipeline, the worker needs to hold a probe of the pulse vortex detector for detection, and the other side of the elbow pipeline is far away, so that the worker is difficult to hold the probe to stretch the detection probe to the other side of the elbow pipeline, and the detection effect can be reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a pipeline elbow pulse vortex detection device has solved prior art, because the staff when detecting the elbow pipeline, the staff need hand-held pulse vortex detector's probe to detect, and the another side of elbow pipeline is because the distance is far away, and the staff is difficult to hand-held probe and stretches test probe to the another side of elbow pipeline to can lead to reducing the problem of testing effect.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the pipeline elbow pulse eddy current detection device comprises a first clamping shell, wherein two ends of the first clamping shell are respectively provided with a second clamping shell, the excircle wall surfaces of the first clamping shell and the second clamping shell are respectively provided with a plurality of rotating grooves, the inner circle wall surfaces of the plurality of rotating grooves are respectively provided with two first rotating rings and a second rotating ring, one side of the second clamping shell is provided with a clamping ring, one side of the clamping ring is provided with two first clamping grooves, one side of the second clamping shell is fixedly provided with two clamping blocks, and the clamping blocks are movably clamped with the first clamping grooves; make things convenient for the determine module, make things convenient for the determine module to set up respectively the both sides of first card shell for it detects the elbow pipeline to make things convenient for.

In order to facilitate carrying out all-round the detecting to pipeline surface, conduct the utility model discloses a pipeline elbow pulse eddy current testing device, the preferred, make things convenient for the determine module to include: two fixed blocks, two the fixed block respectively fixed mounting be in the both sides of first card shell, the top surface and the bottom surface of fixed block respectively fixed mounting have the rotation post, the spacing groove has been seted up to the one end of second card shell, the rotation groove has been seted up respectively to the inside top surface and the bottom surface of spacing groove, the rotation post with the rotation groove activity is cup jointed, two shift chutes have been seted up to one side of first card shell, the sliding tray has been seted up to one side of second card shell, the shift chute with the sliding tray communicates, a plurality of adjustment tank has been seted up to one side of second card shell, the adjustment tank with the rotation groove is linked together, two second draw-in grooves have been seted up to one side of second rotatory ring, two joint pieces have been fixed mounting to one side of first rotatory ring, joint piece with second draw-in groove activity joint, two circular through-holes have been seted up to the excircle wall of second rotatory ring, the interior circle wall activity of circular through-hole has cup jointed threaded post, two the top surface and the bottom surface of joint piece have seted up the thread groove respectively, threaded post with thread groove threaded connection, second rotatory ring with the excircle wall of first circle wall face is fixed mounting has a plurality of first rotatory ring respectively seted up the excircle standing hole.

In order to be in the inside of placing the hole with the test probe centre gripping, as the utility model discloses a pipeline elbow pulse eddy current testing device, the preferred, two connecting holes have been seted up respectively to the interior round wall of placing the hole, the fixed column has been cup jointed in the activity of the interior round wall of connecting hole, the excircle wall activity of fixed column has cup jointed powerful spring, the one end fixed mounting of fixed column has the grip block, powerful spring with the interior round wall thigh fixed mounting of placing the hole.

In order to prevent that snap ring and second card shell from separating, as the utility model discloses a pipeline elbow pulse eddy current testing device, the preferred, the mounting groove has been seted up to the top surface of fixture block, the restriction post has been cup jointed in the activity of the interior round wall of mounting groove, the inside bottom surface fixed mounting of mounting groove has coil spring, the restriction post with coil spring fixed mounting, two locating holes have been seted up to the excircle wall of snap ring, the restriction post with locating hole activity joint.

In order to improve staff's accuracy to pipeline inspection, as the utility model discloses a pipeline elbow pulse eddy current testing device, the preferred, the fixed orifices has been seted up to the interior round wall of swivelling chute.

In order to prevent that test probe position from taking place the skew, as the utility model discloses a pipeline elbow pulse eddy current testing device, the preferred, there is iron plate inside both sides difference fixed mounting of swivelling chute, there is magnet both sides difference fixed mounting of slider, magnet with iron plate magnetism is connected.

In order to facilitate the staff to detect the pipeline at different positions, conduct the utility model discloses a pipeline elbow pulse eddy current testing device, the preferred, the fixed orifices is provided with a plurality of and interval setting.

To sum up, the utility model discloses mainly have following beneficial effect:

through first card shell, the second card shell, the snap ring, first joint groove, the fixture block, rotation post and rotation groove use of mutually supporting, be convenient for adjust the angle between second card shell and the first card shell, so that first card shell and second card shell card are on the pipeline surface, through the swivelling chute, first rotatory ring, the rotatory ring of second, place the hole, the screw thread post, the second draw-in groove, joint piece and thread groove use of mutually supporting, the staff later stage of being convenient for carries out the all-round detection to the pipeline surface, through the shifting chute, the sliding chute, the adjustment tank, the rotatory ring of first rotatory ring and the rotatory ring use of mutually supporting of second, the staff of being convenient for makes first rotatory ring, rotatory ring of second and test probe alternate the position between a plurality of swivelling chutes, detect the different positions of elbow pipeline.

Through the grip block that sets up, the staff is through putting into the inside of placing the hole with pulse eddy current test probe, and then use the fixed column, grip block and powerful spring use of mutually supporting, thereby can reach the inside effect of placing the hole with the test probe centre gripping, through the restriction post that sets up, the staff links together fixture block and first joint groove back, through making the inside that the restriction post got into the locating hole, and then can link together snap ring and second card shell, thereby can prevent that snap ring and second card shell from breaking away from when the pipeline surface snap ring and second card shell.

Through the fixed orifices that sets up, the staff passes test probe through the fixed orifices and can make test probe and pipeline surface contact to can improve the staff to the accuracy that the pipeline detected, through the magnet that sets up, be connected through the absorption of magnet with iron plate, thereby can fix first rotatory ring and the rotatory ring of second, first rotatory ring and the rotatory ring of second rock and lead to placing the inside test probe position of downthehole portion and take place the skew when preventing that the staff from detecting the pipeline.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural view of a first card housing of the present invention;

fig. 3 is a schematic view of a first rotary ring structure of the present invention;

FIG. 4 is a schematic view of the structure of the moving slot of the present invention;

fig. 5 is a schematic view of a second rotary ring structure of the present invention;

FIG. 6 is a partial schematic view of A in FIG. 5;

fig. 7 is a partial structural diagram of B in fig. 3.

Reference numerals: 1. a first card housing; 2. a second card housing; 3. a rotating tank; 4. a first rotating ring; 5. a second rotating ring; 6. a snap ring; 7. a first clamping groove; 8. a clamping block; 9. a moving groove; 10. a sliding groove; 11. an adjustment groove; 12. a second card slot; 13. a clamping block; 14. a threaded post; 15. a slider; 16. placing holes; 17. connecting holes; 18. fixing a column; 19. a clamping plate; 20. mounting grooves; 21. a restraining post; 22. positioning holes; 23. a fixed block; 24. rotating the column; 25. a limiting groove; 26. a rotating groove; 27. a fixing hole; 28. an iron plate; 29. and a magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1 to 7, the device for detecting a pulsed eddy current of a pipe elbow comprises a first clamp housing 1, wherein two ends of the first clamp housing 1 are respectively provided with a second clamp housing 2, the outer circumferential wall surfaces of the first clamp housing 1 and the second clamp housing 2 are respectively provided with a plurality of rotating grooves 3, the inner circumferential wall surfaces of the plurality of rotating grooves 3 are respectively provided with two first rotating rings 4 and a second rotating ring 5, one side of the second clamp housing 2 is provided with a clamp ring 6, one side of the clamp ring 6 is provided with two first clamp grooves 7, one side of the second clamp housing 2 is fixedly provided with two clamp blocks 8, the clamp blocks 8 are movably clamped with the first clamp grooves 7, two sides of the first clamp housing 1 are provided with convenient detection components for conveniently detecting the elbow pipe, the convenient detection components comprise two fixing blocks 23, the two fixing blocks 23 are respectively and fixedly installed on two sides of the first clamp housing 1, the top and bottom surfaces of the fixing blocks 23 are respectively and fixedly provided with rotating posts 24, one end of the second clamp housing 2 is provided with a limiting groove 25, the inner top surface and the bottom surface of the limiting groove 25 are respectively provided with a rotating groove 26, the rotating posts 24 are respectively sleeved with a moving groove 14, one side of the moving ring 12, the second rotating grooves 12 are respectively provided with two adjusting grooves 12, one side of the moving grooves 12, the second rotating rings, the moving grooves 12 are respectively provided with a moving groove 12, threaded column 14 and thread groove threaded connection, the interior round wall of second rotatory ring 5 and first rotatory ring 4 respectively fixed mounting have a plurality of slider 15, place hole 16 has been seted up to the excircle wall of first rotatory ring 4, through the first card shell 1 that sets up, when the staff detects pipeline elbow, through using first card shell 1 with first card shell 1 card in the bight of pipeline, and then the staff carries out angle modulation through rotating two second card shells 2, then block second card shell 2 also on the surface of pipeline, the staff passes through removal snap ring 6 this moment, block 8 card into the inside of first joint groove 7, thereby can restrict the pipeline surface with snap ring 6 and second card shell 2, and then the staff carries out angle modulation through blocking the inside of placing hole 16 with pulse eddy current test probe, then the staff drives second rotatory ring 5 through cup jointing first rotatory ring 4 and moves, and then make the inner wall of first rotatory ring 4 and the inside laminating of rotatory groove 3, then the staff drives through rotating first rotatory ring 5 and detects the probe rotation, be convenient to detect the pipeline surface, the fixed wall of pipeline surface drives the removal of second rotatory ring 5 through cup jointing, and the movable mounting hole 17 of the fixed mounting hole of the interior round spring 18, the strong fixed mounting hole 17 has been seted up to the fixed mounting hole of the fixed column 18, the one end of the fixed spring respectively, the fixed mounting hole of the interior round fixed column 18, the fixed mounting hole of the fixed column 18, the fixed spring, the fixed column through rotating wall of the fixed mounting hole of the fixed column through rotating ring of the excircle wall of rotating ring of the fixed ring wall, the fixed ring.

Example two

Referring to fig. 1 to 3, a mounting groove 20 is formed in the top surface of the clamping block 8, a limiting column 21 is movably sleeved on the inner circular wall surface of the mounting groove 20, a coil spring is fixedly mounted on the inner bottom surface of the mounting groove 20, the limiting column 21 is fixedly mounted with the coil spring, two positioning holes 22 are formed in the outer circular wall surface of the clamping ring 6, the limiting column 21 is movably clamped with the positioning holes 22, the clamping ring 6 and the second clamping shell 2 can be connected together through the set limiting column 21 after a worker connects the clamping block 8 and the first clamping groove 7 together, and the clamping ring 6 and the second clamping shell 2 can be prevented from being separated from each other on the surface of the pipeline.

EXAMPLE III

Referring to fig. 1-5, a fixing hole 27 is formed in the inner circular wall surface of the rotary groove 3, iron plates 28 are respectively and fixedly mounted on two sides of the interior of the rotary groove 3, magnets 29 are respectively and fixedly mounted on two sides of the slider 15, the magnets 29 are magnetically connected with the iron plates 28, and the magnets 29 are connected with the iron plates 28 through adsorption, so that the first rotary ring 4 and the second rotary ring 5 can be fixed, the situation that the positions of the detection probes in the placing hole 16 deviate due to shaking of the first rotary ring 4 and the second rotary ring 5 when workers detect a pipeline is prevented, and the fixing holes 27 are formed in a plurality and are arranged at intervals.

The working principle is as follows: please refer to fig. 1-7, through the first card shell 1 that sets up, when the staff detects the pipeline elbow, through using the first card shell 1 to block the first card shell 1 at the corner of the pipeline, and then the staff carries out angle adjustment through rotating two second card shells 2, and then block the second card shell 2 at the surface of the pipeline too, this moment the staff is through removing the snap ring 6, block the inside of the first joint groove 7 with the inside of the card block 8 card, thereby can limit the pipeline surface with snap ring 6 and second card shell 2, and then the staff is through blocking the inside of place hole 16 with the pulse eddy current test probe, and then the staff drives the second swivel ring 5 to move through promoting first swivel ring 4, and then make the inner wall of first swivel ring 4 and the inside laminating of swivel groove 3, then the staff drives the test probe to rotate through rotating first swivel ring 4 and second swivel ring 5, be convenient for all-round detection to the pipeline surface, the staff drives second swivel ring 5 to move through rotating first swivel ring 4, then rotate the inside of second swivel groove 3, and the slider can drive the second swivel ring 5 to move the slider 15, thereby the staff can drive the second swivel ring 5 to move the inside of the second swivel ring 5 and the second swivel groove, thereby the pipeline elbow detection system pipeline can be convenient for the pipeline.

Through the grip block 19 that sets up, the staff is through putting into the inside of placing hole 16 with pulse eddy current test probe, and then use fixed column 18, grip block 19 and powerful spring use of mutually supporting, thereby can reach the inside effect of placing hole 16 with the test probe centre gripping, restriction post 21 through setting up, the staff links together fixture block 8 and first joint groove 7 after, through making restriction post 21 get into the inside of locating hole 22, and then can link together clamp ring 6 and second card shell 2, thereby can prevent that clamp ring 6 and second card shell 2 from breaking away from with second card shell 2 when the pipeline surface.

Through the fixed orifices 27 that set up, the staff passes fixed orifices 27 with test probe and can make test probe and pipeline surface contact to can improve the staff and to the accuracy that the pipeline detected, through magnet 29 that sets up, through the absorption of magnet 29 and iron plate 28 and be connected, thereby can fix first rotatory ring 4 and second rotatory ring 5, first rotatory ring 4 and second rotatory ring 5 rock and lead to placing the inside test probe position of hole 16 and take place the skew when preventing the staff from detecting the pipeline.

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

Claims (7)

1. Pipeline elbow pulse eddy current testing device, its characterized in that includes:

the clamping device comprises a first clamping shell (1), wherein second clamping shells (2) are respectively arranged at two ends of the first clamping shell (1), a plurality of rotating grooves (3) are respectively formed in the outer circle wall surfaces of the first clamping shell (1) and the second clamping shell (2), two first rotating rings (4) and two second rotating rings (5) are respectively arranged on the inner circle wall surfaces of the rotating grooves (3), a clamping ring (6) is arranged on one side of the second clamping shell (2), two first clamping grooves (7) are formed in one side of the clamping ring (6), two clamping blocks (8) are fixedly mounted on one side of the second clamping shell (2), and the clamping blocks (8) are movably clamped with the first clamping grooves (7);

make things convenient for the determine module, make things convenient for the determine module to set up respectively the both sides of first card shell (1) for it detects to make things convenient for the elbow pipeline.

2. The pipe bend pulsed eddy current inspection device of claim 1, wherein the convenient inspection assembly comprises: two fixing blocks (23), wherein the two fixing blocks (23) are respectively and fixedly arranged at two sides of the first clamping shell (1), the top surface and the bottom surface of each fixing block (23) are respectively and fixedly provided with a rotating column (24), one end of the second clamping shell (2) is provided with a limiting groove (25), the inner top surface and the bottom surface of each limiting groove (25) are respectively provided with a rotating groove (26), the rotating column (24) is movably sleeved with the rotating groove (26), one side of the first clamping shell (1) is provided with two moving grooves (9), one side of the second clamping shell (2) is provided with a sliding groove (10), the moving groove (9) is communicated with the sliding groove (10), one side of the second clamping shell (2) is provided with a plurality of adjusting grooves (11), the adjusting grooves (11) are communicated with the rotating groove (3), one side of the second rotating ring (5) is provided with two second clamping grooves (12), one side of the first rotating ring (4) is fixedly provided with two clamping blocks (13), the clamping blocks (13) are sleeved with the second clamping blocks (13), the movable wall surface of the second clamping ring (12) is provided with two circular clamping grooves (14), and the outer circle clamping screw thread through holes (14) and the inner circle through hole (14) are respectively formed in the inner circle through hole of the clamping column, the threaded column (14) is in threaded connection with the threaded groove, a plurality of sliding blocks (15) are fixedly mounted on the inner circular wall surfaces of the second rotating ring (5) and the first rotating ring (4) respectively, and a placing hole (16) is formed in the outer circular wall surface of the first rotating ring (4).

3. The pipe bend pulsed eddy current inspection device of claim 2, wherein: two connecting holes (17) are respectively formed in the inner circle wall face of the placing hole (16), a fixing column (18) is movably sleeved on the inner circle wall face of each connecting hole (17), a strong spring is movably sleeved on the outer circle wall face of each fixing column (18), a clamping plate (19) is fixedly mounted at one end of each fixing column (18), and the strong springs and the inner circle wall face strand of the placing hole (16) are fixedly mounted.

4. The pipe bend pulsed eddy current inspection device of claim 1, wherein: mounting groove (20) have been seted up to the top surface of fixture block (8), restriction post (21) have been cup jointed in the activity of the interior circle wall of mounting groove (20), the inside bottom surface fixed mounting of mounting groove (20) has coil spring, restriction post (21) with coil spring fixed mounting, two locating holes (22) have been seted up to the excircle wall of snap ring (6), restriction post (21) with locating hole (22) activity joint.

5. The pipe bend pulsed eddy current inspection device of claim 1, wherein: the inner circle wall surface of the rotating groove (3) is provided with a fixing hole (27).

6. The piping elbow pulsed eddy current inspection device of claim 2, wherein: iron plates (28) are fixedly mounted on two sides of the inner portion of the rotating groove (3) respectively, magnets (29) are fixedly mounted on two sides of the sliding block (15) respectively, and the magnets (29) are magnetically connected with the iron plates (28).

7. The pipe bend pulsed eddy current inspection device of claim 5, wherein: the fixing holes (27) are arranged in a plurality and are arranged at intervals.

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