CN204740869U - Nuclear reactor pressure vessel takes over to hand over and passes through an ultrasonic examination device - Google Patents
Nuclear reactor pressure vessel takes over to hand over and passes through an ultrasonic examination device Download PDFInfo
- Publication number
- CN204740869U CN204740869U CN201420858079.7U CN201420858079U CN204740869U CN 204740869 U CN204740869 U CN 204740869U CN 201420858079 U CN201420858079 U CN 201420858079U CN 204740869 U CN204740869 U CN 204740869U
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- China
- Prior art keywords
- arm
- connecting rod
- nuclear reactor
- reactor pressure
- scanning
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- Withdrawn - After Issue
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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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- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model relates to a nuclear power station pressure vessel takes over to hand over and passes through a ultrasonic non -destructive evaluation field, specifically discloses a nuclear reactor pressure vessel takes over to hand over and passes through an ultrasonic examination device. The device is including driving actuating cylinder spare, connecting rod, sweeping and look into the arm, wherein, drives the tip active link who looks into the arm that sweeps that actuating cylinder spare lower extreme and bisymmetry distribute, drives actuating cylinder spare middle part driver part and looks into arm active link through the connecting rod with sweeping, drives actuating cylinder accessible connecting rod and drives two of symmetric distribution and sweep and look into the arm shrink or extend, sweep the probe holder of looking into arm axial motion sweeping to be equipped with to follow on looking into the arm, wherein, it can concertina movement to sweep at least one the probe holder that sets up on looking into the arm two. The pressure effect all the time of popping one's head in can be given according to the flexible change of the appearance change self -adaptation by the face examined to this inspection device, guarantees the probe and is examined the face laminating.
Description
Technical field
The utility model belongs to nuclear plant pressure vessels adapter friendship and passes through ultrasonic non-destructive inspection techniques field, face, is specifically related to a kind of nuclear reactor pressure container adapter friendship and passes through face ultrasonic inspection apparatus.
Background technology
In pressure vessel, water inlet adapter and water delivering orifice adapter form friendship with pressure container cylinder junction and pass through face.Because this region is in high-temperature high-pressure state for a long time, and there is the highly radioactive heat eliminating medium of band to flow therethrough, if this region is leaked, by the serious security incident of generation, therefore regularly must pass through face nozzle weld to the friendship of this adapter and check.Adopting automation equipment butt tube weld seam to implement ultrasonic inspection is a kind of conventional important means.In the process implementing ultrasound wave self-verifying, probe compresses with the laminating on tested surface the signal stabilization situation that situation directly affects ultrasonic inspection, and a kind of testing fixture therefore must be had to make probe in scanning testing process all the time with certain pressure malleation detected surface.
Complete adapter to hand over and pass through the ultrasonic examination of face nozzle weld, pop one's head in has moving of radial direction and circumferential both direction along adapter axis in scanning process.For making scanning instrument can obtain stable signal in scanning process, ultrasonic probe all must pass through face with adapter friendship and keep barotropic state in radial and circumferential two motion processes.But because Nozzle Zone of Vessels and pressure container cylinder junction are for being space curved surface.The scanning mode of fixed motion track cannot be adopted, therefore must design a kind of device and pass through face all the time with adapter friendship and be adjacent to realize ultrasonic probe and ensure barotropic state.
Summary of the invention
The purpose of this utility model is to provide a kind of nuclear reactor pressure container adapter friendship to pass through face ultrasonic inspection apparatus, testing fixture ultrasonic probe can be realized in radial and circumference two motion processes, all pass through face with adapter friendship keep barotropic state, adapt to the Ultrasonic NDT that Nozzle Zone of Vessels hands over face of passing through, improve the accuracy and reliability that detect.
The technical solution of the utility model is as follows: face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship, this device comprises driving cylinder part, connecting rod, scanning arm, wherein, drive the end active link of cylinder part lower end and two symmetrical scanning arms, in the middle part of driving cylinder part, driver part is by connecting rod and scanning arm active link, drives cylinder to drive two symmetrical scanning arms to shrink or stretch by connecting rod; Scanning arm is provided with can along the probe clamper of scanning arm axially-movable, and wherein, at least one probe clamper that two scanning arms are arranged can stretching motion.
Described scanning arm comprises guide rail, leading screw, slide nut block, motor and reducer casing, wherein, motor and reducer casing is provided with away from driving the end of cylinder at guide rail, leading screw is installed in parallel on guide rail by bearing seat A, bearing seat B, leading screw is provided with slide nut block, drive screw turns by motor and reducer casing, thus drive slide nut block to horizontally slip along guide rail.
The slide nut block of described symmetrical scanning arm is respectively equipped with extension type probe clamper and stationary probe clamper.
The slide nut block of described symmetrical scanning arm is provided with the probe clamper of band supporting bar structure.
The probe clamper of described band supporting bar structure comprises separate telescopic probe clamper, and the support bar be arranged in parallel with separate telescopic probe clamper, and is provided with rolling castor on the top of support bar.
Described driving cylinder part lower end is flexibly connected with the end of two symmetrical scanning arms by hinge C, and drive driver part in the middle part of cylinder part to pass through hinge A and be flexibly connected with connecting rod one end, the connecting rod other end passes through hinge B and is flexibly connected with scanning arm.
Remarkable result of the present utility model is: a kind of nuclear reactor pressure container adapter friendship described in the utility model is passed through face ultrasonic inspection apparatus and can be changed according to the profile variation self-adapting stretching of plane was seized, to pressure effect all the time of popping one's head in, ensure that probe and plane was seized are fitted.And two scanning arm can draw in, the physical dimension of whole checking tool is reduced, is convenient to the installation of checking tool; Slide nut block can drive probe clamper to carry out position compensation along leading screw axis direction, ensures that the circumferential scanning path of probe is concentric circles, utilizes the probe normal pressure constant magnitude on telescopic probe clamper guarantee probe clamper simultaneously.
Accompanying drawing explanation
Fig. 1 is that face ultrasonic inspection apparatus structural representation is passed through in a kind of nuclear reactor pressure container adapter friendship described in the utility model;
Fig. 2 is scanning arm structural representation in Fig. 1;
The probe clamper structural representation passed through with supporting bar structure in the ultrasonic inspection apparatus of face is handed in Fig. 3 a kind of nuclear reactor pressure container adapter described in the utility model;
Fig. 4, pass through face ultrasonic inspection apparatus scanning operating diagram for a kind of nuclear reactor pressure container adapter friendship described in the utility model;
In figure: 1, drive cylinder part; 2, hinge A; 3, connecting rod; 4, hinge B; 5, extension type probe clamper; 6, scanning arm; 7, hinge C; 8, stationary probe clamper; 9, reducer casing; 10, bearing seat A; 11, leading screw; 12, slide nut block; 13, telescopic cylinder; 14, guide rail; 15, bearing seat B; 16, rotational structure; 17, linear telescopic structure; 18, motor; 19, pressure container cylinder; 20, separate telescopic probe clamper; 21, support bar; 22, rolling castor; 23, Nozzle Zone of Vessels.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Embodiment 1
As shown in Figure 1 and Figure 2, face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship, comprise and drive cylinder part 1, connecting rod 3, extension type probe clamper 5, scanning arm 6 and stationary probe clamper 8, wherein, cylinder part 1 lower end is driven to be flexibly connected with the end of two symmetrical scanning arms 6 by hinge C7, drive driver part in the middle part of cylinder part 1 to be flexibly connected with connecting rod 3 one end by hinge A2, connecting rod 3 other end is flexibly connected with scanning arm 6 by hinge B4; Cylinder 1 is driven to drive two symmetrical scanning arms 6 to shrink or stretch by connecting rod 3; Scanning arm 6 comprises guide rail 14, leading screw 11, slide nut block 12, motor 18 and reducer casing 9, wherein, motor 18 and reducer casing 9 is installed with away from one end of hinge C7 at guide rail 14, leading screw 11 is installed in parallel on guide rail 14 by bearing seat A10 and bearing seat B15, leading screw 11 is provided with slide nut block 12, drive leading screw 11 to rotate by motor 18 and reducer casing 9, thus drive slide nut block 12 to horizontally slip along guide rail 14; Slide nut block 12 on symmetrical scanning arm 6 is separately installed with extension type probe clamper 5 and stationary probe clamper 8, wherein, stationary probe clamper 8 is directly fixed on slide nut block 12, and extension type probe clamper 5 is fixed on slide nut block 12 by telescopic cylinder 13.
As shown in Figure 4, a kind of nuclear reactor pressure container adapter friendship described in the utility model is passed through face ultrasonic inspection apparatus specific works process and is: when testing fixture is installed, and drives cylinder part 1 to regain, and two symmetrical scanning arms 6 are in rounding state.When driving testing fixture cylinder part being provided with rotational structure 16 and linear telescopic structure 17 to arrive near Nozzle Zone of Vessels 23, the action of cylinder part 1 is driven by connecting rod 3, both sides scanning arm 6 to be launched, on perpendicular, make scanning arm 6 to be equipped with stationary probe clamper 8 first to fit with pressure container cylinder 19 inwall, utilize extension type probe clamper 5 telescopic cylinder 13 on another scanning arm 6, the extension type probe clamper 5 on this scanning arm 6 is fitted with plane was seized.Rotational structure 16 is utilized to drive whole testing fixture to rotate in a circumferential direction, because plane was seized is Anomalistic space curved surface, cylinder part 1 is driven to change according to the profile variation self-adapting stretching of plane was seized, scanning arm 6 can roll tiltedly to driving cylinder part 1, motor 18 on scanning arm 6 drives leading screw 11 to drive the slide nut block 12 being provided with extension type probe clamper 5 and stationary probe clamper 8 to move, extension type probe clamper 5 and stationary probe clamper 8 is made to carry out motion compensation along leading screw 11 axis direction, linear telescopic structure also compensates along adapter axial direction simultaneously, ensure to check that probe is concentric circles at circumferential scanning path all the time, and the central axis of probe is vertical with plane was seized, probe is made just to be pressed on plane was seized.
Embodiment 2,
As shown in Figure 3, face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship, comprise the probe clamper driving cylinder part 1, connecting rod 3, scanning arm 6 and band supporting bar structure, wherein, cylinder part 1 lower end is driven to be flexibly connected with the end of two symmetrical scanning arms 6 by hinge C7, drive driver part in the middle part of cylinder part 1 to be flexibly connected with connecting rod 3 one end by hinge A2, connecting rod 3 other end is flexibly connected with scanning arm 6 by hinge B4; Cylinder 1 is driven to drive two symmetrical scanning arms 6 to shrink or stretch by connecting rod 3; Scanning arm 6 comprises guide rail 14, leading screw 11, slide nut block 12, motor 18 and reducer casing 9, wherein, motor 18 and reducer casing 9 is installed with away from one end of hinge C7 at guide rail 14, leading screw 11 is installed in parallel on guide rail 14 by bearing seat A10 and bearing seat B15, leading screw 11 is provided with slide nut block 12, drive leading screw 11 to rotate by motor 18 and reducer casing 9, thus drive slide nut block 12 to horizontally slip along guide rail 14; Slide nut block 12 on symmetrical scanning arm 6 is separately installed with the probe clamper of band supporting bar structure, wherein, the probe clamper of each band supporting bar structure comprises separate telescopic probe clamper 20, and the support bar 21 to be arranged in parallel with separate telescopic probe clamper 20, and on the top of support bar 21, rolling castor 22 is installed.
Face ultrasonic inspection apparatus specific works process is passed through in a kind of nuclear reactor pressure container adapter friendship described in the utility model: when testing fixture is installed, and drives cylinder part 1 to regain, and two symmetrical scanning arms 6 are in rounding state.When driving testing fixture cylinder part being provided with rotational structure 16 and linear telescopic structure 17 to arrive near Nozzle Zone of Vessels 23, the action of cylinder part 1 is driven by connecting rod 3, both sides scanning arm 6 to be launched, on perpendicular, rolling castor 22 on scanning arm 6 upper support bar 21 is contacted with plane was seized, two independent telescope probe clamper 20 actions on two symmetrical scanning arms 6, two independent telescope probe clampers 20 are fitted with plane was seized and are utilized rotational structure 16 to drive whole testing fixture to rotate in a circumferential direction, because plane was seized is Anomalistic space curved surface, cylinder part 1 is driven to change according to the profile variation self-adapting stretching of plane was seized, scanning arm 6 can roll tiltedly to driving cylinder part 1, motor 18 on scanning arm 6 drives leading screw 11 to drive the slide nut block 12 installing independent telescope probe clamper 20 to move, independent telescope probe clamper 20 is made to carry out motion compensation along leading screw 11 axis direction, linear telescopic structure also compensates along adapter axial direction simultaneously, ensure to check that probe is concentric circles at circumferential scanning path all the time, and the central axis of probe is vertical with plane was seized, probe is made just to be pressed on plane was seized.
Claims (6)
1. face ultrasonic inspection apparatus is passed through in a nuclear reactor pressure container adapter friendship, it is characterized in that: this device comprises driving cylinder part (1), connecting rod (3), scanning arm (6), wherein, drive the end active link of cylinder part (1) lower end and two symmetrical scanning arms (6), drive cylinder part (1) middle part driver part by connecting rod (3) and scanning arm active link, drive cylinder (1) drive symmetrical two scanning arms (6) to shrink by connecting rod (3) or stretch; Scanning arm (6) is provided with can along the probe clamper of scanning arm axially-movable (8), and wherein, at least one probe clamper (8) above arranged two scanning arms (6) can stretching motion.
2. face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship according to claim 1, it is characterized in that: described scanning arm (6) comprises guide rail (14), leading screw (11), slide nut block (12), motor (18) and reducer casing (9), wherein, motor (18) and reducer casing (9) is provided with away from driving the end of cylinder (1) at guide rail (14), leading screw (11) is by bearing seat A (10), bearing seat B (15) is installed in parallel on guide rail (14), leading screw (11) is provided with slide nut block (12), leading screw (11) is driven to rotate by motor (18) and reducer casing (9), thus drive slide nut block (12) to horizontally slip along guide rail (14).
3. face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship according to claim 2, it is characterized in that: the slide nut block (12) of described symmetrical scanning arm (6) is respectively equipped with extension type probe clamper (5) and stationary probe clamper (8).
4. face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship according to claim 2, it is characterized in that: the slide nut block (12) of described symmetrical scanning arm (6) is provided with the probe clamper of band supporting bar structure.
5. face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship according to claim 4, it is characterized in that: the probe clamper of described band supporting bar structure comprises separate telescopic probe clamper (20), and the support bar (21) to be arranged in parallel with separate telescopic probe clamper (20), and on the top of support bar (21), rolling castor (22) is installed.
6. face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship according to claim 1, it is characterized in that: described driving cylinder part (1) lower end is flexibly connected with the end of two symmetrical scanning arms (6) by hinge C (7), drive cylinder part (1) middle part driver part to be flexibly connected with connecting rod (3) one end by hinge A (2), connecting rod (3) other end is flexibly connected with scanning arm (6) by hinge B (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858079.7U CN204740869U (en) | 2014-12-30 | 2014-12-30 | Nuclear reactor pressure vessel takes over to hand over and passes through an ultrasonic examination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858079.7U CN204740869U (en) | 2014-12-30 | 2014-12-30 | Nuclear reactor pressure vessel takes over to hand over and passes through an ultrasonic examination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204740869U true CN204740869U (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420858079.7U Withdrawn - After Issue CN204740869U (en) | 2014-12-30 | 2014-12-30 | Nuclear reactor pressure vessel takes over to hand over and passes through an ultrasonic examination device |
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|---|---|
| CN (1) | CN204740869U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810267A (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 intersecting surface of adapter tubes of nuclear reactor pressure vessel |
| CN106931119A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of safety stretch structure suitable for the small inlet container inner surface inspection of nuclear power station |
| CN106932487A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of container inner wall ultrasonic examining probe pallet bonding structure |
| CN106932479A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of small entrance vertical vessel inwall ultrasonic inspection apparatus of nuclear power station |
| CN109979616A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | Open frame is independently unfolded in a kind of nuclear reactor pressure container |
-
2014
- 2014-12-30 CN CN201420858079.7U patent/CN204740869U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810267A (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 intersecting surface of adapter tubes of nuclear reactor pressure vessel |
| CN105810267B (en) * | 2014-12-30 | 2017-11-28 | 中核武汉核电运行技术股份有限公司 | Face ultrasonic inspection apparatus is passed through in a kind of nuclear reactor pressure container adapter friendship |
| CN106931119A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of safety stretch structure suitable for the small inlet container inner surface inspection of nuclear power station |
| CN106932487A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of container inner wall ultrasonic examining probe pallet bonding structure |
| CN106932479A (en) * | 2015-12-30 | 2017-07-07 | 核动力运行研究所 | A kind of small entrance vertical vessel inwall ultrasonic inspection apparatus of nuclear power station |
| CN109979616A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | Open frame is independently unfolded in a kind of nuclear reactor pressure container |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151104 Effective date of abandoning: 20171128 |