CN217846170U - Eddy current magnetic leakage solder joint check out test set - Google Patents
Eddy current magnetic leakage solder joint check out test set Download PDFInfo
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- CN217846170U CN217846170U CN202221769957.9U CN202221769957U CN217846170U CN 217846170 U CN217846170 U CN 217846170U CN 202221769957 U CN202221769957 U CN 202221769957U CN 217846170 U CN217846170 U CN 217846170U
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- eddy current
- rigid coupling
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Abstract
The utility model relates to a pipeline inspection technical field specifically discloses a vortex flux leakage solder joint check out test set, including the linking arm, be connected with first connecting plate and second connecting plate on the linking arm, be connected with two head rods on the first connecting plate, it is connected with first gyro wheel to rotate on the head rod, first connecting plate is connected with one end confined sleeve, sliding fit has the slider in the sleeve, it is equipped with the spring to support between slider and the telescopic blind end, be connected with first polygon traveller on the slider, first polygon traveller runs through first connecting plate and rigid coupling have the connecting block, the rigid coupling has electromagnetic eddy current probe on the connecting block, one side of connecting block is rotated and is connected with the contact wheel, swing joint has the movable plate on the second connecting plate, be connected with two second connecting rods on the removal, the tip of second connecting rod is rotated and is connected with the second gyro wheel, be equipped with the actuating mechanism that the drive removed on the second connecting plate.
Description
Technical Field
The utility model relates to a pipeline inspection technical field especially relates to a vortex magnetic leakage solder joint check out test set.
Background
After two pipelines are butted in a welding mode, the detection equipment is required to be used for detecting defects of the welding line, the eddy current flaw detector is usually adopted to carry out nondestructive detection on the welding line in the prior art, the detection mode is rotated for a circle along the welding line through the manual handheld electromagnetic eddy current probe, the electromagnetic induction data of the welding line are obtained, the mode is simple and easy to operate, certain defects exist, the pipelines with thicker pipe diameters are prone to shaking or deflection when the manual handheld electromagnetic eddy current probe moves, the lifting-off value of the electromagnetic eddy current probe and the welding line is large in change in the detection process, and the detection is not accurate enough and needs to be improved.
SUMMERY OF THE UTILITY MODEL
For solving the problem mentioned in the background art, the utility model aims to provide a vortex magnetic leakage solder joint check out test set.
In order to realize the above object, the technical scheme of the utility model is that:
the utility model provides an eddy current magnetic leakage solder joint check out test set, includes the linking arm, the both ends of linking arm are connected with first connecting plate and second connecting plate respectively, first connecting plate and second connecting plate set up relatively, first connecting plate is connected with two head rods towards one side of second connecting plate, the tip of head rod rotates and is connected with first gyro wheel, the detachable one end confined sleeve that is connected with in one side that first connecting plate deviates from the second connecting plate, sliding fit has the slider in the sleeve, it is equipped with the spring to support between slider and the telescopic blind end, one side that the slider deviates from the spring is connected with first polygon traveller, first polygon traveller runs through first connecting plate, the one end rigid coupling that first polygon traveller deviates from the slider has the connecting block, the rigid coupling has electromagnetic eddy current probe on the connecting block, one side rotation of connecting block is connected with the contact wheel, the outer end that the contact wheel is located outside the electromagnetic eddy current probe, one side swing joint of second connecting plate towards first connecting plate has, the movable plate of movable plate orientation first connecting plate is connected with two second connecting rods, the movable plate is connected with two relative rotations with the head rods respectively the movable plate, the movable plate that the second gyro wheel parallel connection has the contact wheel, the second gyro wheel drive mechanism and the axis to be close to the second connection of second connecting plate, the contact wheel, the movable plate is close to the movable plate.
Further, actuating mechanism includes second polygon traveller, sleeve pipe, bearing frame and screw rod, the movable plate is close to one side rigid coupling of second connecting plate has second polygon traveller, second polygon traveller is coaxial with first polygon traveller, the shaping has the regulation screw in the second polygon traveller, one side rigid coupling that the second connecting plate deviates from the movable plate has the sleeve pipe, second polygon traveller runs through second connecting plate and second polygon traveller sliding fit in the sleeve pipe, sheathed tube tip detachable be connected with the bearing frame, the bearing frame internal rotation is connected with the screw rod, screw rod threaded connection in adjust in the screw hole.
Furthermore, a mounting screw hole is formed in one side, away from the spring, of the sliding block, a stud is fixedly connected to one end, away from the connecting block, of the first polygonal sliding column, and the stud is in threaded connection with the inside of the mounting screw hole.
Furthermore, the two ends of the first connecting plate are fixedly connected with extension arms, the extension arms are at a certain angle with the connecting arms, and the first connecting plate and the second connecting plate are fixedly connected with two ends, far away from the connecting arms, of the extension arms respectively.
The utility model has the advantages that: during the use, locate the pipeline that awaits measuring between two first gyro wheels and the second gyro wheel, adjust the distance of removal board apart from first connecting plate through actuating mechanism, make two first gyro wheels and second gyro wheel all contradict at the outer wall of pipeline, let the electromagnetic eddy current probe aim at the welding seam simultaneously, under the effect of spring, the contact wheel also can contradict with the outer wall of pipeline, because the outer end of contact wheel is located outside the electromagnetic eddy current probe, the electromagnetic eddy current probe can be located the side of welding seam all the time but not with the welding seam contact, rotate the linking arm around the axis of pipeline, can make the eddy current probe detect the welding seam, because two first gyro wheels and two second gyro wheels press from both sides the pipeline tightly, in the rotation process, the removal orbit of electromagnetic eddy current probe can be very steady, the skew condition can not appear, the condition of shake because of human factor production has also been got rid of simultaneously, make the lift-off value variation range of electromagnetic eddy current probe and welding seam reduce greatly, effectively guarantee the precision of detection.
Drawings
Fig. 1 is an isometric view of an embodiment of the present invention;
fig. 2 is a cross-sectional view of an embodiment of the present invention;
fig. 3 is an exploded view of the connection structure of the sleeve, the spring, the slider, the first polygonal sliding column, the connection block, the contact wheel and the electromagnetic eddy current probe according to the embodiment of the present invention;
fig. 4 is an exploded view of the connection structure of the moving plate, the second connecting rod, the second roller, the second polygonal sliding column, the screw rod and the bearing seat according to the embodiment of the present invention.
Description of the figure numbering: 1. the connecting arm, 11, the first connecting plate, 111, the first connecting rod, 112, the first roller, 113, the first through hole, 12, the second connecting plate, 121, the sleeve, 122, the second through hole, 13, the extension arm, 2, the sleeve, 21, the engaging lug, 3, the slider, 31, the mounting screw hole, 4, the spring, 5, the first polygonal sliding column, 51, the connecting block, 511, the fixed sleeve, 512, the contact wheel, 52, the stud, 6, the electromagnetic eddy current probe, 7, the moving plate, 71, the second connecting rod, 711, the second roller, 72, the second polygonal sliding column, 721, the adjusting screw hole, 8, the screw, 9, the bearing seat.
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 of the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.
As shown in fig. 1-4, an eddy current magnetic flux leakage solder joint detection apparatus includes a connecting arm 1 horizontally disposed, a first connecting plate 11 and a second connecting plate 12 are respectively connected to left and right ends of the connecting arm 1, the first connecting plate 11 and the second connecting plate 12 are both perpendicular to the connecting arm 1, the first connecting plate 11 and the second connecting plate 12 are parallel and opposite to each other, a first connecting rod 111 is fixedly connected to upper and lower ends of a right side surface of the first connecting plate 11, the first connecting rod 111 is parallel to the connecting arm 1, a first roller 112 is rotatably connected to a right end of the first connecting rod 111, a sleeve 2 with a closed end is detachably connected to a left side surface of the first connecting plate 11, the sleeve 2 is parallel to the connecting arm 1, preferably, two connecting lugs 21 are fixedly connected to an open end of the sleeve 2, the two connecting lugs 21 are respectively fixedly connected to a left side surface of the first connecting plate 11 through two sets of bolts and nuts, a slider 3 is slidably fitted in the sleeve 2, a spring 4 is disposed between the slider 3 and the first connecting rod 4, a first connecting rod 3 is connected to a polygonal sliding column 5, a cross-sliding sleeve 51 is disposed in a polygonal sliding through hole 511 formed in a polygonal sliding hole of a first connecting sleeve 2, and a polygonal sliding plug 6, a polygonal sliding plug is disposed in a polygonal sliding contact hole 511 formed in a polygonal sliding contact hole of a first connecting sleeve 51 formed by a first connecting rod 11, a polygonal sliding contact electromagnetic probe fixed in a polygonal sliding contact pin, a polygonal sliding contact pin fixed in a polygonal sliding contact pin fixed sleeve 51, the electromagnetic eddy current probe 6 is electrically connected with an eddy current instrument (not shown in the figure) with an impedance plane display, and as the connection mode and the specific operation principle of the electromagnetic eddy current probe 6 and the eddy current instrument are the prior art, no details are described, the side part of the connection block 51 is rotatably connected with the contact wheel 512, the right end of the contact wheel 512 is located outside the right end of the electromagnetic eddy current probe 6, the left side of the second connection plate 12 is movably connected with the moving plate 7, the moving plate 7 is parallel to and opposite to the first connection plate 11, the upper end and the lower end of the left side surface of the moving plate 7 are fixedly connected with the second connection rods 71, the second connection rods 71 are parallel to the connection arm 1, the two second connection rods 71 are respectively opposite to the two first connection rods 111, the left end of the second connection rods 71 is rotatably connected with the second rollers 711, the sizes of the second rollers 711 and the first rollers 112 are the same, the rotation axes of the first rollers 112, the contact wheel 512 and the second rollers 711 are parallel, the second connection plate 12 is provided with a driving mechanism, and the driving mechanism can drive the moving plate 7 to be close to or far away from the first connection plate 11.
In this embodiment, the driving mechanism includes a second polygonal sliding column 72, a sleeve 121, a bearing block 9 and a screw 8, the cross section of the second polygonal sliding column 72 is square, the second polygonal sliding column 72 is fixedly connected to the middle portion of the right side surface of the moving plate 7, the second polygonal sliding column 72 is coaxial with the first polygonal sliding column 5, an adjusting screw hole 721 is coaxially formed in the second polygonal sliding column 72, the sleeve 121 is fixedly connected to the right side surface of the second connecting plate 12, a second through hole 122 is formed through the second connecting plate 12, the second polygonal sliding column 72 is slidably fitted in the second through hole 122, the two polygonal shafts are slidably fitted in the sleeve 121, the bearing block 9 is connected to the right end of the sleeve 121 through two sets of bolts and nuts, the screw 8 is rotatably connected to the bearing block 9, the screw 8 is threadedly connected in the adjusting screw hole 721, the structure is reasonably designed, the moving plate 7 can be moved to the left or moved to the right by rotating the screw 8, and the adjustment of the distance between the moving plate 7 and the first connecting plate 11 is completed.
In this embodiment, the slider 3 has the mounting screw hole 31 in the shaping of the one side that deviates from spring 4, and the one end rigid coupling that first polygon traveller 5 deviates from connecting block 51 has double-screw bolt 52, and double-screw bolt 52 threaded connection is in mounting screw hole 31, reasonable in design, the dismouting of being convenient for.
In this embodiment, the equal rigid coupling in both ends of first connecting plate 11 has extension arm 13, extension arm 13 is perpendicular with linking arm 1, first connecting plate 11 and second connecting plate 12 rigid coupling are respectively kept away from the one end of linking arm 1 at two extension arms 13, and reasonable in design increases the distance of first connecting plate 11 and linking arm 1 respectively through two extension arms 13, the distance of second connecting plate 12 and linking arm 1, avoid linking arm 1 to appear interfering with the pipeline that awaits measuring, lead to the unable and pipeline contact that awaits measuring of part first gyro wheel 112 and/or second gyro wheel 711.
In actual use, the pipeline to be detected is arranged between the two first rollers 112 and the second rollers 711, the distance between the first connecting plate 11 and the moving plate 7 is adjusted by the rotating screw 8, so that the two first rollers 112 and the second rollers 711 are both abutted to the outer wall of the pipeline, and meanwhile, the electromagnetic eddy current probe 6 is aligned to the weld joint, under the action of the spring 4, the contact wheel 512 is also abutted to the outer wall of the pipeline, because the outer end of the contact wheel 512 is positioned outside the electromagnetic eddy current probe 6, the electromagnetic eddy current probe 6 is always positioned beside the weld joint but not in contact with the weld joint, the connecting arm 1 is rotated around the axis of the pipeline, so that the electromagnetic eddy current probe 6 can detect the weld joint, because the two first rollers 112 and the two second rollers 711 clamp the pipeline, in the rotating process, the moving track of the electromagnetic eddy current probe 6 is stable, the deflection condition can not occur, meanwhile, the shaking condition caused by human factors is also removed, the change range of the electromagnetic eddy current probe 6 and the weld joint is greatly reduced, and the detection accuracy is effectively ensured.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. The utility model provides an eddy current magnetic leakage solder joint check out test set, includes the linking arm, the both ends of linking arm are connected with first connecting plate and second connecting plate respectively, first connecting plate and second connecting plate set up relatively, its characterized in that, first connecting plate is connected with two head rods towards one side of second connecting plate, the tip of head rod rotates and is connected with first gyro wheel, the detachable one end confined sleeve that is connected with in one side that deviates from the second connecting plate of first connecting plate, sliding fit has the slider in the sleeve, it is equipped with the spring to support between slider and the telescopic blind end, one side that the slider deviates from the spring is connected with first polygon traveller, first polygon traveller runs through first connecting plate, the one end rigid coupling that first polygon traveller deviates from the slider has the connecting block, the rigid coupling has electromagnetic eddy current probe on the connecting block, one side rotation of connecting block is connected with the contact wheel, the outer end that the contact wheel can drive is located outside the electromagnetic eddy current probe, one side swing joint of second connecting plate towards first connecting plate has the movable plate, the movable plate is connected with two second connecting rods towards one side of first connecting plate, two the second connecting rods set up with the second connecting rod respectively with the relative setting of contact wheel, the rotation of second gyro wheel, the tip parallel connection of second gyro wheel has the second gyro wheel, the axis to rotate the drive mechanism and is close to be equipped with the movable plate, the axis of second connecting plate.
2. The eddy current magnetic leakage solder joint check out test set of claim 1, characterized in that, actuating mechanism includes second polygon traveller, sleeve pipe, bearing frame and screw rod, the movable plate is close to one side rigid coupling of second connecting plate has second polygon traveller, second polygon traveller is coaxial with first polygon traveller, the shaping has the regulation screw in the second polygon traveller, one side rigid coupling that the second connecting plate deviates from the movable plate has the sleeve pipe, second polygon traveller runs through second connecting plate and second polygon traveller sliding fit in the sleeve pipe, sheathed tube tip detachable is connected with the bearing frame, the bearing frame internal rotation is connected with the screw rod, screw rod threaded connection in adjust in the screw hole.
3. The eddy current magnetic leakage solder joint check out test set of claim 1, characterized in that, the one side shaping that the slider deviates from the spring has the installation screw, the one end rigid coupling that first polygon traveller deviates from the connecting block has the double-screw bolt, double-screw bolt threaded connection in the installation screw.
4. The eddy current magnetic leakage solder joint check out test set of claim 1, characterized in that, the equal rigid coupling in both ends of first connecting plate has the extension arm, the extension arm with the linking arm is certain angle, first connecting plate and second connecting plate rigid coupling respectively are two the one end of linking arm is kept away from to the extension arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221769957.9U CN217846170U (en) | 2022-07-07 | 2022-07-07 | Eddy current magnetic leakage solder joint check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221769957.9U CN217846170U (en) | 2022-07-07 | 2022-07-07 | Eddy current magnetic leakage solder joint check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217846170U true CN217846170U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221769957.9U Active CN217846170U (en) | 2022-07-07 | 2022-07-07 | Eddy current magnetic leakage solder joint check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217846170U (en) |
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2022
- 2022-07-07 CN CN202221769957.9U patent/CN217846170U/en active Active
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