CN101894593A - Probe scanning device of reactor pressure vessel inspection machine - Google Patents
Probe scanning device of reactor pressure vessel inspection machine Download PDFInfo
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- CN101894593A CN101894593A CN2010102085097A CN201010208509A CN101894593A CN 101894593 A CN101894593 A CN 101894593A CN 2010102085097 A CN2010102085097 A CN 2010102085097A CN 201010208509 A CN201010208509 A CN 201010208509A CN 101894593 A CN101894593 A CN 101894593A
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- reactor pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention relates to a probe scanning device of a reactor pressure vessel inspection machine, comprising an inspection arm and at least one probe assembly connected with the front end of the inspection arm. Each probe assembly comprises a probe mechanism coupled with a spherical surface area to be scanned, a spring cushion test bed used for providing a pressing force for the probe mechanism in the radial direction of the spherical surface and a descending bracket connecting the spring cushion test bed and the probe mechanism; the probe mechanism comprises at least one ultrasonic probe body and a probe fixing frame used for limiting the position of the ultrasonic probe body; the descending bracket comprises a horizontal part and an inclining part which aslant extends to the spherical surface; and the inclining part is pivoted with the probe fixing frame. The probe scanning device prevents the probe mechanism from touching a penetration member and ensures the overall scanning of the area to be scanned, and the ultrasonic probe body can be tightly coupled, which ensures the scanning continuity as well as the reliability and the accuracy of scanning results.
Description
Technical field
The present invention relates to nuclear power plant reactor pressure tight seam checkout equipment.
Background technology
The nuclear reactor pressure container below is welded by a cylindrical tube 100 and a semisphere low head 200, as shown in Figure 1, therefore, both junctions have weld seam 300 one below pressure vessel, according to nuclear power station coherence check standard, need the zone (among Fig. 3 shown in the dash area) of butt welded seam both sides 50mm to carry out defect detecting test, simultaneously, to its surperficial overlay cladding need be center line with the weld seam also, scanning is carried out in the zone of each 250mm of both sides, have the inspection machine that adopts ultrasonic principle to detect in the prior art, its principle is probe to be stretched into the pressure vessel bottom carry out scanning, owing to treat that scanning zone is a sphere, and the mounting means of existing ultrasonic probe can not guarantee probe and spherical arc close-coupled mutually, thereby cause testing result unreliable, and, also erect a plurality of penetration pieces 400 that are positioned on the varying level aspect in the bottom of pressure vessel, penetration piece 400 topmost is near zone to be detected, make the range of movement of ultrasonic probe be obstructed, thereby influence comprehensive scanning in zone to be measured.
Summary of the invention
The present invention seeks to provide in order to overcome the deficiencies in the prior art a kind of can with sphere to be detected close-coupled and realize the probe scanning device of the reactor pressure vessel checking machine of comprehensive scanning mutually.
For achieving the above object, the technical solution used in the present invention is: a kind of probe scanning device of reactor pressure vessel checking machine, it is used for the spherical area at reactor pressure vessel cylindrical shell and low head girth joint place is carried out scanning, it comprises and is used to stretch to the inspection arm that described pressure vessel is inner and can rotate in a circumferential direction along described cylindrical shell and low head, with at least one probe assembly of checking that the arm front end is connected, each described probe assembly comprises and being used for and the probe mechanism for the treatment of that the scanning spherical area is coupled and is provided with, be used on the spherical radius direction, providing the spring buffer stand of snap-in force for probe mechanism, the outrigger that connects described spring buffer stand and probe mechanism, described probe mechanism comprises at least one ultrasonic probe body, be used to limit the probe fixed mount of ultrasonic probe body position, described outrigger comprises and checks the perpendicular and horizontal part that be fixedly connected with the spring buffer stand of arm axial line, be fixedly connected with horizontal part and stretch to the rake of sphere obliquely, described rake is connected with described probe fixed mount phase pivot.
In the mode according to enforcement that technique scheme is optimized, the horizontal part of described outrigger and the angle between the rake are 120～150 degree.
Described probe assembly comprises a plurality of, and a plurality of described probe assembly is arranged side by side.
The probe holder of each probe assembly comprises that frame is located at the probe support framework in the corresponding ultrasonic probe body outside, the wall support frame that rotates and be connected by the 3rd rotating shaft with the probe support framework, described probe support framework comprises the inside casing that relative both sides with the ultrasonic probe body rotate and connect by first rotating shaft respectively, the housing that relative both sides with inside casing rotate and connect by second rotating shaft respectively, the axial line of the axial line of described first rotating shaft and second rotating shaft is perpendicular, described second rotating shaft parallels with the axial line of the 3rd rotating shaft, in described the 3rd rotating shaft, also be arranged with torsion spring, one end of described torsion spring links to each other with the wall support frame, the other end links to each other with described housing, described first rotating shaft, second rotating shaft and torsion spring provide rotary freedom for described ultrasonic probe body on sphere so that ultrasonic probe body and sphere close-coupled to be measured.
Described rotary freedom comprises that described ultrasonic probe body presses to the Three Degree Of Freedom of spherical radius direction along second rotating shaft at first degree of freedom that upward deflects in sphere week, described inside casing along first rotating shaft under second degree of freedom of cambered surface upper deflecting, the effect of described housing at torsion spring.
Because the utilization of technique scheme, the present invention compared with prior art has following advantage: its outrigger of probe scanning device of the present invention adopts horizontal part and rake to constitute, prevented that probe mechanism from running into penetration piece, guaranteed comprehensive scanning in examine zone, simultaneously, the ultrasonic probe body can close-coupled, has guaranteed the continuity of scanning, guarantees scanning result's reliability and accuracy.
Description of drawings
Accompanying drawing 1 is the reactor pressure vessel structural representation;
Accompanying drawing 2 is scanning equipment working state schematic representation of the present invention;
Accompanying drawing 3 is an A place enlarged diagram in the accompanying drawing 2;
Accompanying drawing 4 is a plurality of probe assembly arrangement mode of the present invention synoptic diagram
Accompanying drawing 5 is the single probe assembly perspective view of the present invention (original state);
Accompanying drawing 6 is the single probe assembly perspective view of the present invention (duty);
Accompanying drawing 7 is the single probe assembly side view of the present invention;
Accompanying drawing 8 is probe assembly front-end probe mechanism structural representation of the present invention;
Wherein: 10, check arm; 20, probe assembly; 201, spring buffer stand; 2011, connecting rod; 2012, spring; 2013, slide block; 202, probe mechanism; 203, outrigger; 2031, horizontal part; 2032, rake; 204, bracing frame;
1, ultrasonic probe body; 2, probe support framework; 21, inside casing; 211, first rotating shaft; 22, housing; 221, second rotating shaft; 222, alar part; 3, wall support frame; 31, the 3rd rotating shaft; 4, torsion spring; 5, the 4th rotating shaft;
100, cylindrical tube; 200, low head; 300, weld seam; 400, penetration piece;
Embodiment
Below in conjunction with accompanying drawing, describe particular content of the present invention in detail for example:
Fig. 2 and Fig. 3 show the structure and the duty of inspection machine front-end probe scanning equipment, because reactor pressure vessel is a tun, its bottom is positioned at 20m under water, there is big nuclear radiation in pressure vessel simultaneously, the people can not be near operation, therefore, in order to realize that probe scanning device is stretched to container bottom, set up large-scale inspection machine (not shown) in the outside of container, the core of inspection machine is to control the position and the receiving transducer feedack of probe scanning device, the exterior mechanical structure of inspection machine and control system thereof are not main points of the present invention, and the framework that it can adopt existing inspection machine repeats no more its structure at this.
To the probe scanning device structure that the present invention relates to be introduced below: referring to Fig. 2 and Fig. 3, probe scanning device is mainly formed by checking arm 10 and being positioned at a plurality of probe assemblies that are arranged side by side 20 of checking arm 10 front ends, pass through a bracing frame 204 phase support and connection between a plurality of probe assemblies 20, as shown in Figure 4, in the present embodiment, the number of probe assembly 20 is eight, each probe assembly 20 is provided with two ultrasonic probe bodies 1, and the formation to single probe assembly 20 describes below:
Extremely shown in Figure 7 as Fig. 5, each probe assembly 20 is by spring buffer stand 201, probe mechanism 202 and be connected spring buffer stand 201 and probe mechanism 202 between outrigger 203 form, wherein, spring buffer stand 201 is by paralleling the many connecting rods 2011 of setting with checking arm 10 axial lines, be set at least one on the described connecting rod 2011 spring 2012 and with check that arm 10 is fixedly connected and the slide block 2013 that is slidably disposed on the connecting rod 2011 is formed, at least one end and the spring 2012 of slide block 2013 are inconsistent, when checking that arm 10 drives slide blocks 2013 and radially reciprocatingly slides, described spring 2012 discharge and be compressed between conversion.Particularly, shown in Figure 5 is single probe assembly 20 original states, and at this moment, slide block 2013 is in the top of connecting rod 2011, and spring 2012 is in minimal compression; Shown in Figure 6 is single probe assembly duty, promptly under the propelling of checking arm 10, slide block slides to the middle lower end of connecting rod 2011 for 2013 times, spring 2012 is in most compressed state, thereby 2012 pairs of front-end probe mechanisms of spring 202 produce certain elastic force, and this elastic force has determined the compress degree of probe body on sphere.
Be positioned at foremost probe mechanism 202 mainly by ultrasonic probe body 1, frame is located at the probe support framework 2 in ultrasonic probe body 1 outside, form by the 3rd rotating shaft 31 wall support frame 3 that is connected that rotates with probe support framework 2, as shown in Figure 8, wherein, probe support framework 2 is again by the inside casing 21 that rotates and connect by first rotating shaft 211 respectively with ultrasonic probe body 1 relative both sides, form by second rotating shaft 221 housing 22 that connects that rotates respectively with inside casing 21 relative both sides, the axial line of the axial line of described first rotating shaft 211 and second rotating shaft 221 is perpendicular, second rotating shaft 221 parallels with the axial line of the 3rd rotating shaft 31, and first rotating shaft 211 adopts screw to realize.Also be arranged with torsion spring 4 in the 3rd rotating shaft 31, an end of torsion spring 4 links to each other with wall support frame 3, and the other end links to each other with housing 22.In the present embodiment, wall support frame 3 is " worker " font support, and described housing 22 has alar part 222, the three rotating shafts 31 that embed wall support frame 3 both sides and is connected between the alar part 222 of the both sides of wall support frame 3 and housing 22.In the present embodiment, the symmetria bilateralis of wall support frame 3 be provided with above-mentioned two ultrasonic probe bodies 1 and probe support framework 2.
Simultaneously, two rakes 2032 of outrigger 203 are connected across the both end sides of wall support frame 3, and are connected with wall support frame 3 by the 4th rotating shaft 5, and the axial line of described the 4th rotating shaft 5 parallels with the axial line of the 3rd rotating shaft 31.
Structure composition to probe scanning device of the present invention is illustrated above, will be introduced its action principle below:
At first, we define the direction of motion of scanning equipment, and in pressure vessel was checked, industry coordinate system sanctified by usage was defined as follows:
A), the direction that rotates in a circumferential direction along cylindrical shell and low head is defined as directions X (overlooking from the vessel port direction);
B), be the Y direction along low head cambered surface direction of motion;
C), be the Z direction along sphere wall thickness direction of motion.
At first we describe the manner of execution of checking arm: under the control of inspection machine control system, check that arm 10 has two rotary freedoms and a linear degree of freedom in fact, when checking that arm 10 stretches to internal tank, the slide block 2013 of at first checking arm 10 control springs buffering stand 201 is toward wall direction motion (radius of sphericity direction), this promptly checks the linear movement degree of freedom (being denoted as Z among Fig. 7) of arm 10, when probe mechanism with after the reactor wall contacts, by observing the compression situation of spring, determine whether probe mechanism contacts or compress with wall; Afterwards, start the rotary freedom of checking on the arm (being denoted as Y3 among Fig. 7), make to check that arm puts the position of the limit toward the below, probe mechanism and penetration piece is nearest at this moment, but need to keep certain safe distance, generally need about 1 inch at least,, make probe mechanism 202 navigate to the position that to check by the control of above-mentioned two degree of freedom.After definite probe mechanism 202 and inspection position fit tightly, arm rotation (another rotary freedom) is checked in control, drive probe mechanism and do the motion that rotates in a circumferential direction, after rotating a circle, check the past again Y negative sense stepping of rotary freedom on the arm, continue opposite spin one all scannings, until rotary freedom institute stepping zone when covering the required inspection area of complete weld seam till.
Navigate to the position of needs inspection at probe mechanism 202 after, control probe mechanism 202 with check that fitting tightly of position is that degree of freedom by being arranged on each probe mechanism realizes, mainly comprise three rotary freedoms on the probe mechanism 202, as shown in Figure 8, the first degree of freedom X realizes by connecting first rotating shaft, 211 places of ultrasonic probe body 1 with inside casing 21, it is used to control the directions X deflection of probe, the setting of this direction degree of freedom is because probe mechanism 202 is equipped with a plurality of ultrasonic probe bodies 1, when sphere is checked, the directions X deflection angle of each body 1 of popping one's head in is inequality, therefore, need finely tune by first rotating shaft 211 separately; The second degree of freedom Y1 realizes by connecting second rotating shaft 221 of inside casing 21 with housing 22, the deflection of control probe Y direction, the close-coupled of guarantee respectively to pop one's head in body and wall; Three Degree Of Freedom Y2 realizes that by torsion spring 4 what it was used to control is the different deflection of single probe mechanism, and has the trend of being close to sphere Z direction.Each above degree of freedom all has certain spacing scope.
Probe scanning device of the present invention is by having the structure setting of above-mentioned degree of freedom, guaranteed the better coupling of probe body and sphere, thereby guarantee the continuity of detection signal, can be because contact is bad or unstable obliterated data, guaranteed the reliability and the accuracy of detection architecture.
The foregoing description only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this; can not limit protection scope of the present invention with this; all equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (10)
1. the probe scanning device of a reactor pressure vessel checking machine, it is used for the spherical area at reactor pressure vessel cylindrical shell and low head girth joint place is carried out scanning, it is characterized in that: it comprises and is used to stretch to the inspection arm (10) that described pressure vessel is inner and can rotate in a circumferential direction along described cylindrical shell and low head, with at least one probe assembly (20) of checking that arm (10) front end is connected, each described probe assembly (20) comprises and being used for and the probe mechanism (202) for the treatment of that the scanning spherical area is coupled and is provided with, be used on the spherical radius direction, providing the spring buffer stand (201) of snap-in force for probe mechanism, the outrigger (203) that connects described spring buffer stand (201) and probe mechanism (202), described probe mechanism (202) comprises at least one ultrasonic probe body (1), be used to limit the probe fixed mount of ultrasonic probe body (1) position, described outrigger (203) comprises and checks the perpendicular and horizontal part (2031) that be fixedly connected with spring buffer stand (201) of arm (10) axial line, be fixedly connected with horizontal part (2031) and stretch to the rake (2032) of sphere obliquely, described rake (2032) is connected with described probe fixed mount phase pivot.
2. the probe scanning device of reactor pressure vessel checking machine according to claim 1 is characterized in that: the horizontal part (2031) of described outrigger (203) and the angle between the rake (2032) are 120～150 degree.
3. the probe scanning device of reactor pressure vessel checking machine according to claim 1, it is characterized in that: described probe assembly (20) comprises a plurality of, and a plurality of described probe assembly (20) is arranged side by side.
4. the probe scanning device of reactor pressure vessel checking machine according to claim 3, it is characterized in that: described probe assembly (20) is 1～20.
5. according to the probe scanning device of the arbitrary reactor pressure vessel checking machine in the claim 1 to 4, it is characterized in that: the probe fixed mount of each probe assembly (20) comprises that frame is located at the probe support framework (2) in corresponding ultrasonic probe body (1) outside, the wall support frame (3) that rotates and be connected by the 3rd rotating shaft (31) with probe support framework (2), described probe support framework (2) comprises the inside casing (21) that rotates and connect by first rotating shaft (211) respectively with the relative both sides of ultrasonic probe body (1), the housing (22) that rotates and connect by second rotating shaft (221) respectively with the relative both sides of inside casing (21), the axial line of the axial line of described first rotating shaft (211) and second rotating shaft (221) is perpendicular, described second rotating shaft (221) parallels with the axial line of the 3rd rotating shaft (31), in described the 3rd rotating shaft (31), also be arranged with torsion spring (4), one end of described torsion spring (4) links to each other with wall support frame (3), the other end links to each other with described housing (22), described first rotating shaft (211), second rotating shaft (221) and torsion spring (4) provide rotary freedom for described ultrasonic probe body (1) on sphere so that ultrasonic probe body (1) and sphere close-coupled to be measured.
6. the probe scanning device of reactor pressure vessel checking machine according to claim 5 is characterized in that: described rotary freedom comprises that described ultrasonic probe body (1) presses to the Three Degree Of Freedom of spherical radius direction at second degree of freedom of cambered surface upper deflecting, described housing (22) along second rotating shaft (221) at first degree of freedom that upward deflects in sphere week, described inside casing (21) along first rotating shaft (211) under the effect of torsion spring (4).
7. the probe scanning device of reactor pressure vessel checking machine according to claim 6, it is characterized in that: described wall support frame (3) is " worker " type support, described housing (22) has the alar part (222) that embeds described wall support frame (3) both sides, and described the 3rd rotating shaft (31) is connected between the alar part (222) of the both sides of wall support frame (3) and housing (22).
8. the probe scanning device of reactor pressure vessel checking machine according to claim 7 is characterized in that: be provided with probe support framework (2) and ultrasonic probe body (1) on the described wall support frame (3) symmetrically.
9. the probe mechanism of reactor pressure vessel checking machine according to claim 5 is characterized in that: described first rotating shaft (211) is screw.
10. the probe scanning device of reactor pressure vessel checking machine according to claim 1, it is characterized in that: a plurality of spring buffer stands (201) are fixedly mounted on the bracing frame (204).
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| CN2010102085097A CN101894593B (en) | 2010-06-23 | 2010-06-23 | Probe scanning device of reactor pressure vessel inspection machine |
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| CN2010102085097A CN101894593B (en) | 2010-06-23 | 2010-06-23 | Probe scanning device of reactor pressure vessel inspection machine |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103543204A (en) * | 2013-09-22 | 2014-01-29 | 北京主导时代科技有限公司 | Manual ultrasonic flaw detection scanning device for detecting train wheel flaws |
| CN103558293A (en) * | 2013-10-30 | 2014-02-05 | 核动力运行研究所 | Ultrasonic detection device for circumferential weld of bottom head of reactor pressure vessel |
| CN104112483A (en) * | 2014-05-29 | 2014-10-22 | 中广核检测技术有限公司 | Ultrasonic scanning device for nuclear power station reactor pressure vessel flange connection band |
| CN104330479A (en) * | 2014-11-27 | 2015-02-04 | 长沙理工大学 | Ultrasonic phased array automatic scanning device used for large-size curved-surface component |
| CN105548361A (en) * | 2016-01-26 | 2016-05-04 | 湖北金兰特种金属材料有限公司 | Curved-surface self-coupling automatic flaw detector for explosive welding and application thereof |
| CN105810265A (en) * | 2014-12-30 | 2016-07-27 | 中核武汉核电运行技术股份有限公司 | Ultrasonic detection apparatus for filleted corner of water inlet adapter tube of nuclear reactor pressure vessel |
| CN106896159A (en) * | 2015-12-18 | 2017-06-27 | 核动力运行研究所 | A kind of ultrasonic probe pallet body of high-adaptability |
| CN107991382A (en) * | 2017-10-16 | 2018-05-04 | 中广核检测技术有限公司 | A kind of pipe vortex detection device |
| CN108267507A (en) * | 2016-12-30 | 2018-07-10 | 核动力运行研究所 | Reactor pressure vessel take over inner circle angular region supersonic detection device and method |
| CN109030635A (en) * | 2018-04-27 | 2018-12-18 | 中广核检测技术有限公司 | A kind of probe mechanism of reactor pressure vessel kingbolt ultrasonic inspection apparatus |
| CN109545406A (en) * | 2018-11-19 | 2019-03-29 | 中广核检测技术有限公司 | Built-in electric cable probe disc device for nuclear power station pipeline outer wall ultrasonic examination |
| CN109979615A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of vortex scanning tool suitable for nuclear power station thin plate L-type folded plate weld seam |
| CN110487890A (en) * | 2019-07-15 | 2019-11-22 | 国核电站运行服务技术有限公司 | Eddy current array scanning equipment for J weld seam detection |
| CN114184674A (en) * | 2021-11-22 | 2022-03-15 | 沈阳工业大学 | Fixing system for ultrasonic internal detection rotary probe for corrosion of micro pipeline |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2636246A1 (en) * | 1976-08-12 | 1978-02-16 | Babcock Brown Boveri Reaktor | METHOD AND DEVICE FOR ULTRASONIC TESTING OF THE CONNECTOR FIELDS OF A REACTOR PRESSURE VESSEL |
| US4131018A (en) * | 1976-09-06 | 1978-12-26 | Kraftwerk Union Aktiengesellschaft | Elbow or bent tube manipulator, especially for ultrasonic testing in nuclear reactor installation |
| US5898115A (en) * | 1998-03-31 | 1999-04-27 | General Electric Company | Pole installed X-Y scanner |
| CN101364451A (en) * | 2008-09-28 | 2009-02-11 | 苏州热工研究院有限公司 | Closed-circuit television inspection apparatus for top cover of reactor pressure vessel |
-
2010
- 2010-06-23 CN CN2010102085097A patent/CN101894593B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2636246A1 (en) * | 1976-08-12 | 1978-02-16 | Babcock Brown Boveri Reaktor | METHOD AND DEVICE FOR ULTRASONIC TESTING OF THE CONNECTOR FIELDS OF A REACTOR PRESSURE VESSEL |
| US4131018A (en) * | 1976-09-06 | 1978-12-26 | Kraftwerk Union Aktiengesellschaft | Elbow or bent tube manipulator, especially for ultrasonic testing in nuclear reactor installation |
| US5898115A (en) * | 1998-03-31 | 1999-04-27 | General Electric Company | Pole installed X-Y scanner |
| CN101364451A (en) * | 2008-09-28 | 2009-02-11 | 苏州热工研究院有限公司 | Closed-circuit television inspection apparatus for top cover of reactor pressure vessel |
Non-Patent Citations (1)
| Title |
|---|
| 《无损检测》 20091231 陈怀东等 核电站安全端异种金属焊缝超声检查技术 第862-867页 第31卷, 第11期 * |
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| CN103543204B (en) * | 2013-09-22 | 2016-08-10 | 北京主导时代科技有限公司 | A kind of manual ultrasonic flaw scanning equipment for train wheel defects detection |
| CN103543204A (en) * | 2013-09-22 | 2014-01-29 | 北京主导时代科技有限公司 | Manual ultrasonic flaw detection scanning device for detecting train wheel flaws |
| CN103558293A (en) * | 2013-10-30 | 2014-02-05 | 核动力运行研究所 | Ultrasonic detection device for circumferential weld of bottom head of reactor pressure vessel |
| CN103558293B (en) * | 2013-10-30 | 2016-01-27 | 核动力运行研究所 | Nuclear reactor pressure container bottom (head) girth joint ultrasonic inspection apparatus |
| CN104112483A (en) * | 2014-05-29 | 2014-10-22 | 中广核检测技术有限公司 | Ultrasonic scanning device for nuclear power station reactor pressure vessel flange connection band |
| CN104112483B (en) * | 2014-05-29 | 2017-01-18 | 中广核检测技术有限公司 | Ultrasonic scanning device for nuclear power station reactor pressure vessel flange connection band |
| CN104330479A (en) * | 2014-11-27 | 2015-02-04 | 长沙理工大学 | Ultrasonic phased array automatic scanning device used for large-size curved-surface component |
| CN105810265A (en) * | 2014-12-30 | 2016-07-27 | 中核武汉核电运行技术股份有限公司 | Ultrasonic detection apparatus for filleted corner of water inlet adapter tube of nuclear reactor pressure vessel |
| CN106896159A (en) * | 2015-12-18 | 2017-06-27 | 核动力运行研究所 | A kind of ultrasonic probe pallet body of high-adaptability |
| CN105548361A (en) * | 2016-01-26 | 2016-05-04 | 湖北金兰特种金属材料有限公司 | Curved-surface self-coupling automatic flaw detector for explosive welding and application thereof |
| CN108267507B (en) * | 2016-12-30 | 2023-10-20 | 核动力运行研究所 | Ultrasonic detection device and method for internal corner area of reactor pressure vessel connecting pipe |
| CN108267507A (en) * | 2016-12-30 | 2018-07-10 | 核动力运行研究所 | Reactor pressure vessel take over inner circle angular region supersonic detection device and method |
| CN107991382A (en) * | 2017-10-16 | 2018-05-04 | 中广核检测技术有限公司 | A kind of pipe vortex detection device |
| CN107991382B (en) * | 2017-10-16 | 2024-04-05 | 中广核检测技术有限公司 | Eddy current inspection device |
| CN109979615A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of vortex scanning tool suitable for nuclear power station thin plate L-type folded plate weld seam |
| CN109979615B (en) * | 2017-12-27 | 2024-03-01 | 核动力运行研究所 | Eddy current scanning tool suitable for welding seams of thin plate L-shaped folded plates of nuclear power station |
| CN109030635A (en) * | 2018-04-27 | 2018-12-18 | 中广核检测技术有限公司 | A kind of probe mechanism of reactor pressure vessel kingbolt ultrasonic inspection apparatus |
| CN109545406A (en) * | 2018-11-19 | 2019-03-29 | 中广核检测技术有限公司 | Built-in electric cable probe disc device for nuclear power station pipeline outer wall ultrasonic examination |
| CN110487890A (en) * | 2019-07-15 | 2019-11-22 | 国核电站运行服务技术有限公司 | Eddy current array scanning equipment for J weld seam detection |
| CN110487890B (en) * | 2019-07-15 | 2022-12-06 | 国核电站运行服务技术有限公司 | Eddy current array scanning device for J weld joint detection |
| CN114184674A (en) * | 2021-11-22 | 2022-03-15 | 沈阳工业大学 | Fixing system for ultrasonic internal detection rotary probe for corrosion of micro pipeline |
| CN114184674B (en) * | 2021-11-22 | 2023-08-11 | 沈阳工业大学 | Rotary probe fixing system for ultrasonic internal detection of micro-pipeline corrosion |
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Address after: Futian District, Shenzhen City Road 518000 Guangdong Province Science & Technology Building 1001, 1506 Patentee after: CGNPC Inspection Technology Co., Ltd. Patentee after: Zhongkehua Nuclear Power Technology Institute Co., Ltd. Patentee after: China General Nuclear Power Corporation Address before: Futian District, Shenzhen City Road 518000 Guangdong Province Science & Technology Building 1001, 1506 Patentee before: CGNPC Inspection Technology Co., Ltd. Patentee before: Zhongkehua Nuclear Power Technology Institute Co., Ltd. Patentee before: China Guangdong Nuclear Power Group Co., Ltd. |