CN212977208U - Nondestructive testing equipment for pipeline girth weld - Google Patents
Nondestructive testing equipment for pipeline girth weld Download PDFInfo
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- CN212977208U CN212977208U CN202021921290.0U CN202021921290U CN212977208U CN 212977208 U CN212977208 U CN 212977208U CN 202021921290 U CN202021921290 U CN 202021921290U CN 212977208 U CN212977208 U CN 212977208U
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Abstract
The application relates to nondestructive testing equipment for a pipeline girth weld, which comprises a horizontally arranged circular ring-shaped support, wherein the support comprises a first arc-shaped frame and a second arc-shaped frame, one ends of the first arc-shaped frame and the second arc-shaped frame are hinged with each other, and the other ends of the first arc-shaped frame and the second arc-shaped frame are provided with fastening components for fixing the first arc-shaped frame and the second arc-shaped frame; the inner peripheral wall of the support is provided with a sliding block, a sliding groove for the sliding block to slide around the center of the support for a whole circle is formed in the inner peripheral wall of the support, and one end, deviating from the support, of the sliding block is connected with a detector. This application can dismantle closed support through the setting, has made things convenient for the staff to the survey of pipeline in the different environment.
Description
Technical Field
The application relates to the field of nondestructive testing, in particular to nondestructive testing equipment for a pipeline girth weld.
Background
At present, the nondestructive testing technology is widely applied to the internal quality testing of stressed parts in the industries of mechanical manufacturing, aerospace, electric power, petroleum, chemical engineering, automobiles, construction, shipbuilding, water conservancy and the like. The X-ray detection technology is more widely applied to manufacturing inspection and in-use inspection of power plant boilers, steam-water pipelines and pressure vessels, most of detection objects are joint welding seams of various fusion welding methods (arc welding, gas shielded welding, electroslag welding, gas welding and the like), the detection speed is high, real-time detection and recording can be flexibly carried out, and the nature, the number, the size, the shape and the position of defects can be intuitively and accurately judged by observing a negative plate.
In view of the above-mentioned related art, the inventor believes that when detecting some pipe girth welds, workers are inconvenient to detect pipes in some narrow spaces because the pipes may be in various environments.
SUMMERY OF THE UTILITY MODEL
In order to improve the inconvenient problem of pipeline inspection in the narrow and small space, this application provides a pipeline girth weld nondestructive test equipment.
The application provides a pipeline girth weld nondestructive test equipment adopts following technical scheme:
the nondestructive testing equipment for the circumferential weld of the pipeline comprises a circular ring-shaped support, wherein the support comprises a first arc-shaped frame and a second arc-shaped frame, one ends of the first arc-shaped frame and the second arc-shaped frame are hinged with each other, and fastening assemblies for fixing the first arc-shaped frame and the second arc-shaped frame are arranged at the other ends of the first arc-shaped frame and the second arc-shaped frame;
the inner peripheral wall of the support is provided with a sliding block, a sliding groove for the sliding block to slide for a circle around the center of the support is formed in the inner peripheral wall of the support, and one end, deviating from the support, of the sliding block is connected with a detector.
Through adopting above-mentioned technical scheme, when needing to visit the pipeline welding seam, open the support through adjusting fastening components to wrap the pipeline that waits to detect with two arc framves, then use fastening components to put up two arcs closed, stir the slider, the slider drives the detection instrument and surveys pipeline week side, can realize the pipeline detection in the narrow and small space through opening, closed support, has made things convenient for staff's use.
Preferably, the fastening assembly is positioned at the joint of the first arc-shaped frame and the second arc-shaped frame on the outer peripheral surface of the bracket, the fastening component comprises a fastening block, a movable rod, a spring and a control rod, one end of the fastening block is hinged with the first arc-shaped frame, the other end of the fastening block extends to the second arc-shaped frame, the movable rod is arranged at one end of the fastening block close to the second arc-shaped frame in a sliding and penetrating way, the fastening block is provided with a first key groove for the movable rod to be inserted into the second arc-shaped frame in a sliding way, the second arc-shaped frame is provided with a clamping groove for the movable rod to be inserted into, the spring is positioned in the first key groove, one end of the spring is connected with the bracket, the other end of the spring is connected with one end of the movable rod, the control rod passes the one end of fastening block and with movable rod fixed connection, set up on the fastening block and supply the gliding second keyway of control rod along the movable rod slip direction.
Through adopting above-mentioned technical scheme, when needing to fasten the support, put together first arc frame and second arc frame, stir the control lever to the spring tightening direction, the control lever drives the movable rod and slides to the spring direction, and the elastic potential energy is stored to the spring, then rotates the fastening block and aims at the draw-in groove on the second arc frame with the movable rod, loosens the control lever, and the spring releases elastic potential energy and with the movable rod push into the draw-in groove in, realized the fastening to the support.
Preferably, the upper end face and the lower end face of the sliding block are provided with limiting blocks, and the two end faces of the sliding groove in the support, which are contacted with the sliding block, are provided with sliding rails for the limiting blocks to slide.
Through adopting above-mentioned technical scheme, when the slider slided in the spout, the stopper was established in the slide rail by the card simultaneously, has reduced the condition emergence that the slider breaks away from in the spout in the slider slip process.
Preferably, a gap is formed between one end, away from the detecting instrument, of the sliding block and the bottom of the sliding groove in the support, a clamping block is arranged at one end, away from the detecting instrument, of the sliding block, a plurality of elastic partition plate groups used for clamping the clamping block are arranged on the bottom of the sliding groove in the support, and the elastic partition plate groups are distributed in a circular array.
Through adopting above-mentioned technical scheme, the slider slides the in-process, when the fixture block contacted elasticity spacer group, elasticity spacer group takes place deformation, the fixture block gets into elasticity spacer group and is established by elasticity spacer group card, the slider is blocked in the spout, after the pipeline that corresponds this part is surveyed and is accomplished, promote slider to fixture block get into next a set of elasticity spacer group in, finally realize the survey to the whole week of pipeline, improved the slider slide in-process, need hand the slider then use the detection instrument to survey the condition, made things convenient for staff's use.
Preferably, a handle which is convenient for pushing the sliding block to slide is arranged on the sliding block.
Through adopting above-mentioned technical scheme, made things convenient for the staff to promote the slider, reduced the condition emergence of touching the probe among the slip process.
Preferably, be provided with a plurality of supporting legs that are used for the card to establish the pipeline on the support internal perisporium, it is a plurality of the one end and the support internal perisporium fixed connection of supporting leg, it is a plurality of the other end of supporting leg is provided with the anti-skidding gasket of being convenient for the card to establish the pipeline.
Through adopting above-mentioned technical scheme, when needing to visit the pipeline, anti-skidding gasket on the supporting leg is inconsistent with the pipeline periphery wall, and the support passes through the supporting leg to be fixed on the pipeline, then uses the detection instrument to survey, has improved the condition that needs handheld support then slip detection instrument, has made things convenient for staff's use.
Preferably, the supporting legs comprise a first supporting leg connected with the support and a second supporting leg connected with the anti-skid gasket, and an adjusting assembly used for adjusting the length of the supporting leg is arranged between the first supporting leg and the second supporting leg.
By adopting the technical scheme, the long legs of the supporting legs are changed through the adjusting assemblies, the support can be fixed on pipelines with different diameters, and the application range of the equipment is expanded.
Preferably, the adjusting part includes sleeve, threaded rod and thread bush, telescopic one end deviates from the one end fixed connection of support with first supporting leg, the threaded rod slip cap is established inside the sleeve, the threaded rod deviates from telescopic one end and the one end fixed connection that the second supporting leg deviates from anti-skidding gasket, the thread bush rotates with the one end that the sleeve deviates from first supporting leg to be connected, the sleeve establish the threaded rod and with threaded rod threaded connection.
Through adopting above-mentioned technical scheme, when needing the shrink supporting leg, rotate the thread bush, thread bush drive threaded rod rotates, and inside partial threaded rod got into the sleeve, realized the shrink of supporting leg, when needing the extension supporting leg, the counter-rotation thread bush, thread bush drive threaded rod rotated out from the sleeve, realized the extension of supporting leg, made things convenient for staff's use.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the detachable closed bracket is arranged, so that the detection of the pipeline in different environments by workers is facilitated;
2. by arranging the telescopic supporting legs, the application range of the equipment is expanded.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a cross-sectional view of the structure of the fastening assembly in the embodiment of the present application.
Fig. 3 is a schematic structural diagram of an adjusting assembly embodied in the embodiment of the present application.
Fig. 4 is a schematic structural diagram of a slider embodied in the embodiment of the present application.
Description of reference numerals: 1. a support; 11. a chute; 12. a slide rail; 13. an elastic spacer group; 131. an elastic spacer; 2. a first arc frame; 3. a second arc frame; 4. a fastening assembly; 41. a fastening block; 411. a first keyway; 412. a second keyway; 42. a movable rod; 43. a spring; 44. a control lever; 5. supporting legs; 51. a first support leg; 52. a second support leg; 521. an anti-slip gasket; 6. an adjustment assembly; 61. a sleeve; 62. a threaded rod; 63. a threaded sleeve; 7. a slider; 71. a detector; 72. a handle; 73. a limiting block; 74. and (7) clamping blocks.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses nondestructive testing equipment for a pipeline girth weld. Referring to fig. 1 and 2, a nondestructive testing equipment for pipeline girth weld comprises a circular ring-shaped support 1, wherein the support 1 comprises a first arc-shaped frame 2 and a second arc-shaped frame 3, one ends of the first arc-shaped frame 2 and the second arc-shaped frame 3 are hinged to each other, and the other ends of the first arc-shaped frame 2 and the second arc-shaped frame 3 are provided with fastening components 4 for fixing the first arc-shaped frame and the second arc-shaped frame.
The fastening component 4 is positioned at the joint of the first arc-shaped frame 2 and the second arc-shaped frame 3 on the outer peripheral surface of the bracket 1, the fastening component 4 comprises a fastening block 41, a movable rod 42, a spring 43 and a control rod 44, one end of the fastening block 41 is hinged with the first arc-shaped frame 2, the other end of the fastening block 41 extends to the second arc-shaped frame 3, the movable rod 42 is slidably arranged at one end of the fastening block 41 close to the second arc-shaped frame 3, the fastening block 41 is provided with a first key slot 411 for the movable rod 42 to be slidably inserted into the second arc-shaped frame 3, the second arc-shaped frame 3 is provided with a clamping slot for the movable rod 42 to be inserted into, the spring 43 is positioned in the first key slot 411, one end of the spring 43 is connected with the bracket 1, the other end of the spring 43 is connected with one end of the movable rod 42 deviating from the second arc-shaped frame 3, the control rod 44 passes through one end of the fastening block 41 close to the second arc-shaped frame 3, the fastening block 41 is provided with a second key slot 412 for the control rod 44 to slide along the sliding direction of the movable rod 42, and the first key slot 411 and the second key slot 412 are arranged in a communicating manner.
When needing to fasten support 1, put together first arc frame 2 and second arc frame 3, stir control lever 44 to the direction that spring 43 contracts, control lever 44 drives movable rod 42 and slides to spring 43 direction, spring 43 stores elastic potential energy, then rotate fastening block 41 and aim at the draw-in groove on the second arc frame 3 with movable rod 42, loosen control lever 44, spring 43 releases elastic potential energy and pushes movable rod 42 in the draw-in groove, realized the fastening to support 1.
Referring to fig. 1 and 3, be provided with four supporting legs 5 that are used for blocking to establish the pipeline, four on the internal perisporium of support 1 the supporting leg 5 is circular array distribution, four the one end of supporting leg 5 and the internal perisporium fixed connection of support 1, four the other end of supporting leg 5 is provided with the anti-skidding gasket 521 that is convenient for the card to establish the pipeline, and supporting leg 5 includes the first supporting leg 51 that links to each other with support 1, the second supporting leg 52 that links to each other with anti-skidding gasket 521, is provided with the adjusting part 6 that is used for adjusting supporting leg 5 length between first supporting leg 51 and the second supporting leg 52.
Adjusting part 6 includes sleeve 61, threaded rod 62 and thread bush 63, the one end of sleeve 61 deviates from the one end fixed connection of support 1 with first support leg 51, threaded rod 62 slides the cover and establishes inside sleeve 61, the one end that threaded rod 62 deviates from sleeve 61 deviates from the one end fixed connection of anti-skidding gasket 521 with second support leg 52, thread bush 63 and the coaxial laying of sleeve 61, thread bush 63 rotates with the one end that sleeve 61 deviates from first support leg 51 to be connected, sleeve 61 overlaps establishes threaded rod 62 and with threaded rod 62 threaded connection.
When needing shrink supporting leg 5, rotate thread bush 63, thread bush 63 drives threaded rod 62 and rotates, and inside partial threaded rod 62 got into sleeve 61, realized supporting leg 5's shrink, when needing extension supporting leg 5, the counter-rotation thread bush 63, thread bush 63 driven threaded rod 62 and followed the interior departure of sleeve 61, realized supporting leg 5's extension.
Referring to fig. 1 and 4, a sliding block 7 is arranged on the inner peripheral wall of the bracket 1, a sliding groove 11 for the sliding block 7 to slide for a circle around the center of the bracket 1 is formed in the inner peripheral wall of the bracket 1, and a detector 71 is connected to one end of the sliding block 7 departing from the bracket 1.
A handle 72 convenient for pushing the sliding block 7 to slide is arranged on one end surface of the sliding block 7, which is far away from the supporting leg 5, a limit block 73 is arranged on two end surfaces of the sliding block 7, which are in sliding contact with the bracket 1, a slide rail 12 for the sliding block 73 to slide is arranged on two end surfaces of the sliding groove 11 in the bracket 1, which are in contact with the sliding block 7, a gap is arranged between one end of the sliding block 7, which is far away from the detecting instrument 71, and the bottom of the sliding groove 11 in the bracket 1, which is provided with a plurality of elastic partition sheet groups 13 for clamping the block 74, the plurality of elastic partition sheet groups 13 are distributed in a circular array, each elastic partition sheet group 13 comprises two elastic partition sheets 131, the two elastic partition sheets 131 are parallel to each other and are vertically and fixedly connected with the curved surface at the bottom of the sliding groove 11 in the bracket 1, two ends of the two annular, the two elastic spacers 131 and the bottom curved surface of the sliding slot 11 form a U-shaped structure capable of being clamped with a clamping block.
In the sliding process of the sliding block 7, the fixture block 74 pushes the free end of the elastic spacer 131, the elastic spacer 131 deforms, the fixture block 74 enters the elastic spacer group 13 and is clamped by the two elastic spacers 131, the sliding block 7 is clamped in the sliding groove 11, after the detection of the corresponding pipeline is completed, the sliding block 7 is pushed, the fixture block 74 pushes the free end of the other elastic spacer 131, the elastic spacer 131 deforms, the fixture block 74 is separated from the elastic spacer group 13 and enters the next elastic spacer group 13, and the detection of the whole circumference of the pipeline is finally achieved.
The implementation principle of the nondestructive testing equipment for the circumferential weld of the pipeline in the embodiment of the application is as follows: when needing to visit the pipeline welding seam, open fastening component 4, use adjusting component 6 to adjust supporting leg 5 length, amalgamate first arc frame 2 and second arc frame 3, establish the pipeline card between four anti-skidding gaskets 521, then use fastening component 4 to fix first arc frame 2 and second arc frame 3, promote handle 72 control slider 7 and slide, the slip in-process uses detection instrument 71 to survey the pipeline.
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 girth weld nondestructive test equipment which characterized in that: the fixing device comprises a circular ring-shaped support (1), wherein the support (1) comprises a first arc-shaped frame (2) and a second arc-shaped frame (3), one ends of the first arc-shaped frame (2) and the second arc-shaped frame (3) are hinged with each other, and a fastening assembly (4) for fixing the first arc-shaped frame (2) and the second arc-shaped frame (3) is arranged at the other ends of the first arc-shaped frame and the second arc-shaped frame;
be provided with slider (7) on the internal perisporium of support (1), offer on support (1) internal perisporium and supply slider (7) around support (1) central slip a week spout (11), the one end that slider (7) deviates from support (1) is connected with detection instrument (71).
2. The nondestructive testing device for the girth weld of the pipeline as recited in claim 1, wherein: the fastening assembly (4) is positioned at the joint of the first arc-shaped frame (2) and the second arc-shaped frame (3) on the outer peripheral surface of the support (1), the fastening assembly (4) comprises a fastening block (41), a movable rod (42), a spring (43) and a control rod (44), one end of the fastening block (41) is hinged to the first arc-shaped frame (2), the other end of the fastening block (41) extends to the position of the second arc-shaped frame (3), the movable rod (42) is slidably arranged at one end, close to the second arc-shaped frame (3), of the fastening block (41) in a penetrating mode, a first key groove (411) for the movable rod (42) to be slidably inserted into the second arc-shaped frame (3) is formed in the second arc-shaped frame (3), a clamping groove for the movable rod (42) to be inserted into is formed in the second arc-shaped frame (3), the spring (43) is positioned in the first key groove (411), one end of the spring (43) is connected with the support (1), the other end of spring (43) links to each other with the one end of movable rod (42), control lever (44) pass the one end of fastening block (41) and with movable rod (42) fixed connection, offer on fastening block (41) and supply control lever (44) along the gliding second keyway (412) of movable rod (42) slip direction.
3. The nondestructive testing device for the girth weld of the pipeline as recited in claim 1, wherein: the sliding support is characterized in that limiting blocks (73) are arranged on two end faces of the sliding block (7) in sliding contact with the support (1), and sliding rails (12) for the limiting blocks (73) to slide are arranged on two end faces of the sliding groove (11) in the support (1) in contact with the sliding block (7).
4. The nondestructive testing apparatus for a pipe girth weld according to claim 3, wherein: be provided with the clearance between slider (7) one end that deviates from detection instrument (71) and support (1) inner chute (11) bottom, the one end that slider (7) deviates from detection instrument (71) is provided with fixture block (74), be provided with a plurality of elasticity spacer group (13) that are used for the card to establish fixture block (74) on slide (11) bottom in support (1), elasticity spacer group (13) include two elasticity spacers (131), and are a plurality of elasticity spacer group (13) are circular array and distribute.
5. The nondestructive testing device for the girth weld of the pipeline as recited in claim 4, wherein: the sliding block (7) is provided with a handle (72) which is convenient for pushing the sliding block (7) to slide.
6. The nondestructive testing device for the girth weld of the pipeline as recited in claim 1, wherein: be provided with a plurality of supporting legs (5) that are used for the card to establish the pipeline on the internal perisporium of support (1), it is a plurality of the one end of supporting leg (5) and support (1) internal perisporium fixed connection, it is a plurality of the other end of supporting leg (5) is provided with antiskid gasket (521) of being convenient for the card to establish the pipeline.
7. The nondestructive testing apparatus for the girth weld of the pipeline according to claim 6, wherein: the supporting legs (5) comprise first supporting legs (51) connected with the support (1) and second supporting legs (52) connected with the anti-skid gaskets (521), and adjusting assemblies (6) used for adjusting the lengths of the supporting legs (5) are arranged between the first supporting legs (51) and the second supporting legs (52).
8. The nondestructive testing apparatus for a pipe girth weld according to claim 7, wherein: adjusting part (6) include sleeve (61), threaded rod (62) and thread bush (63), the one end of sleeve (61) deviates from the one end fixed connection of support (1) with first supporting leg (51), threaded rod (62) slip cover is established inside sleeve (61), the one end that threaded rod (62) deviates from sleeve (61) deviates from the one end fixed connection of anti-skidding gasket (521) with second supporting leg (52), thread bush (63) rotate with the one end that sleeve (61) deviate from first supporting leg (51) and are connected, threaded rod (62) and threaded rod (62) threaded connection are established to sleeve (61) cover.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021921290.0U CN212977208U (en) | 2020-09-05 | 2020-09-05 | Nondestructive testing equipment for pipeline girth weld |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021921290.0U CN212977208U (en) | 2020-09-05 | 2020-09-05 | Nondestructive testing equipment for pipeline girth weld |
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| CN212977208U true CN212977208U (en) | 2021-04-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199955A (en) * | 2022-07-14 | 2022-10-18 | 重庆大学 | Long-distance underground pipeline leakage monitoring device |
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2020
- 2020-09-05 CN CN202021921290.0U patent/CN212977208U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199955A (en) * | 2022-07-14 | 2022-10-18 | 重庆大学 | Long-distance underground pipeline leakage monitoring device |
| CN115199955B (en) * | 2022-07-14 | 2024-04-16 | 重庆大学 | Long-distance underground pipeline leakage monitoring device |
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