CN106935287A - A kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument - Google Patents
A kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument Download PDFInfo
- Publication number
- CN106935287A CN106935287A CN201511020005.1A CN201511020005A CN106935287A CN 106935287 A CN106935287 A CN 106935287A CN 201511020005 A CN201511020005 A CN 201511020005A CN 106935287 A CN106935287 A CN 106935287A
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- component
- telescopic
- axial
- telescopic component
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Classifications
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/003—Remote inspection of vessels, e.g. pressure vessels
-
- 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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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The invention belongs to nuclear power station Dynamic Non-Destruction Measurement, a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument is specifically disclosed.Including link, and telescopic component, axially inspection component and the radial direction on link check component, check that component and axial detection components are combined by telescopic component, radially by link, the telescopic cylinder connection telescopic component installing plate of telescopic component, telescopic component installing plate is fixed with link, radially check that component and axial detection components are installed in link upper end, therefore radial direction is checked component and axially checks that component reaches distal end by telescopic component by link.Radially check that the motor of component can be while driving flange face axial direction scanning pallet and radial direction scanning tray motion, reduce the complex of electrical system and software systems simultaneously.The scanning instrument can greatly reduce the review time of pressure vessel.
Description
Technical field
The invention belongs to nuclear power station Dynamic Non-Destruction Measurement, and in particular to one kind holds flange for nuclear reactor pressure
Automatic ultrasonic scanning instrument of the face screwed hole with Non-Destructive Testing.
Background technology
Nuclear reactor pressure container screwed hole band is located at the top of pressure vessel, and several are uniformly distributed above
Bolt hole, pressure vessel top cover during running is buckled blending bolt nut above it and is fastened.Bolt hole
And the quality of Kong Yukong contacts material property between is directly, directly affects the fastening of pressure vessel and top cover
Reliability, affect the security performance of pressure vessel.According to ARSM requirements, it is necessary to nuclear reactor
Pressure vessel screwed hole band carries out regularly Non-Destructive Testing.
Pressure vessel screwed hole carries two check objects, and first is the screwed hole on flange face, to it
When carrying out ultrasonic examination, screwed hole screw thread end plug installed above, due to install when it cannot be guaranteed that the end of thread beyond the Great Wall
Surface and flange face flush, therefore, the conventional manual or semi-automatic ultrasonic examination of this part.Using this
The method of sample, checks the quantitative difference of quantity, and efficiency is low, while the labour intensity of inspection personnel is big, nuclear radiation
Risk is high.
Another check object of pressure vessel screwed hole band is flange container inner wall, and the inspection of this part is
It is currently by large-scale pressure vessel check device, such as SUPPREM or MIS machines.Using this side
Method can increase total pressure vessel review time due to taking the main line time.
The content of the invention
It is an object of the invention to provide a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning
Instrument, it can greatly reduce the nondestructive inspection (NDI) time of pressure container flange pore area.
Technical scheme is as follows：
A kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument, including link, with
And telescopic component, axially inspection component and the radial direction on link check component,
Described telescopic component includes the telescopic component installing plate being located on link, is installed positioned at telescopic component
Below plate telescopic component front support seat and telescopic component rear support seat, be fixed at telescopic component front support seat
And telescopic component rear support seat between two main axis of guides of telescopic component, and positioned at telescopic component dominate to
Telescopic cylinder below axle；The main axis of guide of described telescopic component is provided with telescopic component sliding block, and described stretches
Contracting unit installing board is connected with described telescopic component sliding block；Before the cylinder body of telescopic cylinder is arranged on telescopic component
On support base, the piston rod of telescopic cylinder is connected with the front end of telescopic component installing plate；
Described radial direction checks that component includes radial component tailstock and main-gear box on link and master
Pinion case, the motor on main-gear box of gear-box connection；Surrounded in main-gear box and pinion case
Case in be provided with active spur gear and driven spur gear, described active spur gear and the engagement of driven spur gear,
The rotor of described motor is connected with active spur gear；Described radial component tailstock is provided with radial component silk
Thick stick, radial component screw set is outside driven spur gear；The rotor of described motor is connected with active spur gear；
Driven wheel of differential, bevel gear shaft and drive bevel gear are provided with described pinion case, below driven spur gear,
Driven wheel of differential is fixed at bevel gear shaft upper end, and bevel gear shaft is fixed under pinion case by bearing
Portion, drive bevel gear is fixedly mounted on the axle of driven spur gear, and drive bevel gear and driven wheel of differential are engaged；
The radial component axis of guide is provided between described radial component tailstock and main-gear box, on the radial component axis of guide
It is provided with radial component sliding block；
Described axial direction checks that component includes the axial component front support seat being fixedly connected with link and axial group
Part tailstock, two axial components between described axial component front support seat and axial component tailstock are led
To axle and axial component leading screw, and the axle on described the axial component axis of guide and axial component leading screw
To component sliding block, the center of described axial component sliding block is provided with nut, by nut and axial component leading screw
Threaded connection, described axial component sliding block both sides are provided with mounting hole, are sleeved on outside the axial component axis of guide；
Described bevel gear shaft is connected with axial component leading screw.
In above-mentioned a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument：Also wrap
Shaft coupling is included, radial direction is checked that the bevel gear shaft of component and axial direction check axial group of component by described shaft coupling
Part leading screw couples.
In above-mentioned a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument：Described
Telescopic component also includes the telescopic component pair axis of guide, and it is located at telescopic component installing plate lower section and telescopic component
Front support seat lower end is connected by bearing.
In above-mentioned a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument：Also include
Radial direction scanning pallet, it is fixed at described radial component sliding block lower section.
In above-mentioned a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument：Described
Main-gear box is provided with motor cover and motor mount, and described motor is located on motor mount, motor cover
Described motor is covered, motor seal is located in motor cover by sealing ring.
Remarkable result of the invention is：
Check that component and axial detection components are combined by telescopic component, radially by link, telescopic component
Telescopic cylinder drive telescopic component installing plate carries out axial stretching motion.This structure can be in limited axial direction
Space can farthest provide bigger axial displacement.Because link is fixed with installing plate, radially check
Component and axial detection components are installed in link upper end, therefore telescopic component is examined radial direction by link
Look into component and axially check that component reaches distal end.
The front end of further telescopic component installing plate is installed by two telescopic component pair axis of guides, two flexible group
The part pair axis of guide can be moved along a straight line on two linear bearings of telescopic component front support seat bottom.It is this
Structure can greatly increase the rigidity of telescopic component.
The motor of component is radially checked by spur gear pair, driving force is transmitted to leading screw, leading screw band movable slider and
Tray motion, driving force is passed as radial direction scanning pallet makees radial motion.Simultaneously by drive bevel gear and from
Dynamic bevel gear transmits drive force to bevel gear shaft, axially bevel gear shaft and the axial component leading screw of inspection component
Connection.So, driving force is transmitted to axial component leading screw by motor, then drives axial scanning tray motion,
Realizing a motor can be while driving flange face axial direction scanning pallet and radial direction scanning tray motion.
The present apparatus is arranged on the arm of some large-scale pressure vessel check devices, it is possible to send checking tool
To near screwed hole band, can be while driving flange face axial direction scanning pallet and footpath by a motor of checking tool
To scanning tray motion, the complex of electrical system and software systems is reduced.The scanning instrument can subtract significantly
The review time of small pressure vessel.
Motor is further installed by motor cover and motor mount, electricity is realized using motor cover and sealing ring
The sealing of machine driving equipment is installed.
Brief description of the drawings
Fig. 1 is parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument schematic diagram；
Fig. 2 is telescopic component schematic diagram；
Fig. 3 checks component diagram for radial direction；
Fig. 4 checks component diagram for axial direction；
In figure：1. telescopic component；2. link；3. component is axially checked；4. component is radially checked；5. stretch group
Part front support seat；6. telescopic component pair the axis of guide；7. telescopic component installing plate；8. the main axis of guide of telescopic component；
9. telescopic component sliding block；10. telescopic component rear support seat；11. telescopic cylinders；12. radial component tailstocks；13.
Motor cover；14. motors；15. motor mounts；16. main-gear boxs；17. active spur gears；18. pinion casees；
19. driven wheels of differential；20. bevel gear shafts；21. drive bevel gears；22. driven spur gears；23. radial direction scanning supports
Disk；24. radial component leading screws；The 25. radial component axis of guides；26. radial component sliding blocks；27. shaft couplings；28.
Axial component sliding block；29. axial component front supports seat；30. axial component leading screws；31. axial component tailstocks；32.
The axial component axis of guide；33. axial pallet cylinders；34. axial scanning pallets.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described in further detail to the present invention.
As shown in figure 1, a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument, bag
Four part links 2, the telescopic component 1 on link 2 are included, component 3 is axially checked and is radially examined
Look into component 4.
Telescopic component as shown in Figure 2, installs telescopic component installing plate 7, front support seat 5 on link 2
Fixedly mounted with telescopic component rear support seat 10.The cylinder body of telescopic cylinder 11 is propped up before being arranged on telescopic component
On support seat 5, the piston rod of telescopic cylinder 11 is connected with the front end of telescopic component installing plate 7.
The two ends of two main axis of guides 8 of telescopic component fixedly mount telescopic component front support seat 5 and stretch respectively
On component rear support seat 10, telescopic component sliding block 9 slides axially in two main axis of guides 8 of telescopic component, stretches
Contracting unit installing board 7 is arranged on above telescopic component sliding block 9.So telescopic cylinder 11 can just drive flexible
Unit installing board 7 carries out axial stretching motion.This structure can be at utmost in limited axial space
Ground provides bigger axial displacement.
To strengthen the rigidity of telescopic component 1, two telescopic components are installed in the lower section of telescopic component installing plate 7
The secondary axis of guide 6, two telescopic component pair axis of guides 6 can be in two straight lines of 5 lower ends of telescopic component front support seat
Moved along a straight line on bearing.This structure can greatly enlarging mechanism rigidity.
Radial direction as shown in Figure 3 checks component, and two brace foundations for radially checking component 4 are radial component
Tailstock 12 and main-gear box 16, both are arranged on link 2.
The stator of motor 14 is arranged on motor mount 15, and motor cover 13 and motor mount 15 are together
On main-gear box 16.Active spur gear 17 is arranged on main-gear box 16 and pair by the bearing at two ends
On gear-box 18, the rotor of motor 14 is connected with active spur gear 17.Driven spur gear 22 passes through two ends
Bearing be arranged on main-gear box 16 and pinion case 18, radial component leading screw 24 and driven spur gear 22
It is connected.Active spur gear 17 and driven spur gear 22 constitute spur gear pair.So, motor 14 is by driving
Spur gear pair, radial component leading screw 24 is transmitted to by driving force.
Bevel gear shaft 20 is fixed on the bottom of pinion case 18 by one group of bearing, and it is driven straight with above-mentioned
The side gear shaft of gear 22 is to vertical.The fixed installation bevel gear shaft 20 of driven wheel of differential 19 upper end, initiative taper
Gear 21 is fixedly mounted on the axle of driven spur gear 22, and drive bevel gear 21 and driven wheel of differential 19 exist
Engaged in vertical direction, constitute bevel gear pair.
The radial component axis of guide 25 has two of parallel installation, the every two ends of the radial component axis of guide 25 point
It is not connected with radial component tailstock 12 and main-gear box 16, radial component sliding block 26 is led installed in radial component
To on axle 25, along the radial motion of the radial component axis of guide 25, nut above radial component sliding block 26 with
Radial component leading screw 24 constitutes screw pair.Radial direction scanning pallet 23 is fixedly mounted on radial component sliding block
On 26.By spur gear pair and screw pair, it is radial direction scanning pallet 23 that driving force is passed to motor 14
Radial motion.
Axial direction as shown in Figure 4 checks component, and its brace foundation is for axial component front support seat 29 and axially
Component tailstock 31, both are arranged on the bottom of link 2.
The axial component axis of guide 32 has two, and in the vertical direction is placed in parallel, the every axial component axis of guide
32 upper and lower ends are fixedly connected respectively at axial component front support seat 29 with axial component tailstock 31.
Axial component sliding block 28 is arranged on the axial component axis of guide 32, axial component sliding block 28 is along two
The root axial component axis of guide 32 is axially moved.
The two ends of axial component leading screw 30 by bearing respectively with axial component front support seat 29 and axial component
Tailstock 31 is connected, and the nut above axial component sliding block 28 constitutes screw pair with axial component leading screw 30,
So by the rotation of axial component leading screw 30, can be with the linear motion of driving axial component sliding block 28.
Axial pallet cylinder 33, axial pallet cylinder 33 and axial direction are fixedly mounted on axial component sliding block 28
Scanning pallet 34 is connected, and axial component sliding block 28 is ejected pressure vessel by axial pallet cylinder 33 during work
Inwall.It is axial scanning support that motor 14 is passed driving force by spur gear pair, bevel gear pair and shaft coupling 27
The axial movement of disk 34.
Radial direction is checked the bevel gear shaft 20 of component 4 and axially checks the axial component of component 3 by shaft coupling 27
Leading screw 30 couples.So, driving force is transmitted to axial component by motor 14 by spur gear pair and bevel gear pair
Leading screw 30.
Claims (5)
1. a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning instrument, including link (2),
Component (4) is checked with the telescopic component (1) on link (2), axially inspection component (3) and radial direction,
It is characterized in that：
Described telescopic component (1) including the telescopic component installing plate (7) on link (2), be located at
Telescopic component front support seat (5) and telescopic component rear support (10) below telescopic component installing plate (7),
It is fixed at two telescopic components between telescopic component front support seat (5) and telescopic component rear support seat (10)
The main axis of guide (8), and the telescopic cylinder (11) below the main axis of guide of telescopic component (8)；It is described
The main axis of guide of telescopic component (8) be provided with telescopic component sliding block (9), described telescopic component installing plate (7)
It is connected with described telescopic component sliding block (9)；The cylinder body of telescopic cylinder (11) is propped up before being arranged on telescopic component
In support seat (5), the piston rod of telescopic cylinder (11) is connected with the front end of telescopic component installing plate (7)；
Described radial direction checks that component (4) includes the radial component tailstock (12) on link (2)
The pinion case (18) that is connected with main-gear box (16) and main-gear box (16), located at main-gear box (16)
On motor (14)；Active straight-tooth is provided with the case that main-gear box (16) and pinion case (18) are surrounded
Wheel (17) and driven spur gear (22), described active spur gear (17) and driven spur gear (22) are nibbled
Close, the rotor of described motor (14) is connected with active spur gear (17)；Described radial component tailstock
(12) radial component leading screw (24) is provided with, radial component leading screw (24) is sleeved on driven spur gear (22)
Outward；The rotor of described motor (14) is connected with active spur gear (17)；Described pinion case (18)
Interior, driven spur gear (22) lower section is provided with driven wheel of differential (19), bevel gear shaft (20) and active conical tooth
Wheel (21), driven wheel of differential (19) is fixed at bevel gear shaft (20) upper end, and bevel gear shaft (20) leads to
The bottom that bearing is fixed at pinion case (18) is crossed, drive bevel gear (21) is fixedly mounted on driven straight
On the axle of gear (22), drive bevel gear (21) and driven wheel of differential (19) are engaged；Described radial direction
The radial component axis of guide (25) is provided between component tailstock (12) and main-gear box (16), radial component is led
Radial component sliding block (26) is provided with to axle (25)；
Described axial direction checks that component (3) includes the axial component front support that is fixedly connected with link (2)
Seat (29) and axial component tailstock (31), located at described axial component front support seat (29) and axial direction group
Two axial component axis of guides (32) and axial component leading screw (30) between part tailstock (31), Yi Jishe
Axial component sliding block (28) on described the axial component axis of guide (32) and axial component leading screw (30),
The center of described axial component sliding block (28) is provided with nut, by nut and axial component leading screw (30)
Threaded connection, described axial component sliding block (28) both sides are provided with mounting hole, are sleeved on axial component guiding
Axle (32) is outward；
Described bevel gear shaft (20) is connected with axial component leading screw (30).
2. a kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning as claimed in claim 1
Instrument, it is characterised in that：Also include shaft coupling (27), radial direction is checked component by described shaft coupling (27)
(4) bevel gear shaft (20) and axial component leading screw (30) connection of axially inspection component (3).
3. a kind of parallel reactor pressure vessel flange hole as claimed in claim 1 or 2 is with automatic ultrasonic
Scanning instrument, it is characterised in that：Described telescopic component (1) also includes the telescopic component pair axis of guide (6),
It is located at telescopic component installing plate (7) lower section and telescopic component front support seat (5) lower end and is connected by bearing
Connect.
4. a kind of parallel reactor pressure vessel flange hole as claimed in claim 1 or 2 is with automatic ultrasonic
Scanning instrument, it is characterised in that：Also include radial direction scanning pallet (23), it is fixed at described radial direction group
Part sliding block (26) lower section.
5. a kind of parallel reactor pressure vessel flange hole as claimed in claim 1 or 2 is with automatic ultrasonic
Scanning instrument, it is characterised in that：Described main-gear box (16) is provided with motor cover (13) and motor peace
Dress seat (15), on motor mount (15), motor cover (13) will be described for described motor (14)
Motor (14) cover, by sealing ring by motor seal in the motor cover (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020005.1A CN106935287B (en) | 2015-12-30 | 2015-12-30 | A kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020005.1A CN106935287B (en) | 2015-12-30 | 2015-12-30 | A kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106935287A true CN106935287A (en) | 2017-07-07 |
| CN106935287B CN106935287B (en) | 2018-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511020005.1A Active CN106935287B (en) | 2015-12-30 | 2015-12-30 | A kind of parallel reactor pressure vessel flange hole band automatic ultrasonic scanning tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN106935287B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956763A (en) * | 2018-05-28 | 2018-12-07 | 菏泽市产品检验检测研究院 | A kind of TOFD automatic scanning device |
| CN111354484A (en) * | 2018-12-21 | 2020-06-30 | 核动力运行研究所 | Automatic checking device for bolts of nuclear safety primary parts |
| CN113267569A (en) * | 2021-05-18 | 2021-08-17 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | TOFD detection process and system suitable for steam drum head and shell ring weld joint |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10160886A (en) * | 1996-12-03 | 1998-06-19 | Toshiba Eng Co Ltd | Inspection device for reactor pressure vessel |
| CN202533415U (en) * | 2011-12-28 | 2012-11-14 | 核动力运行研究所 | Multi-cylinder stacking flexible ultrasonic wave nondestructive testing guiding device |
| CN103578587A (en) * | 2013-10-30 | 2014-02-12 | 核动力运行研究所 | Ultrasonic testing device for circumferential weld of cylinder of nuclear reactor pressure vessel |
| CN104751915A (en) * | 2013-12-31 | 2015-07-01 | 中核武汉核电运行技术股份有限公司 | Automatic ultrasonic testing equipment for threaded hole zone of nuclear reactor pressure vessel |
| CN205451789U (en) * | 2015-12-30 | 2016-08-10 | 核动力运行研究所 | Instrument of looking into is swept to automatic supersound of parallel reactor pressure vessel flange pore area |
-
2015
- 2015-12-30 CN CN201511020005.1A patent/CN106935287B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10160886A (en) * | 1996-12-03 | 1998-06-19 | Toshiba Eng Co Ltd | Inspection device for reactor pressure vessel |
| CN202533415U (en) * | 2011-12-28 | 2012-11-14 | 核动力运行研究所 | Multi-cylinder stacking flexible ultrasonic wave nondestructive testing guiding device |
| CN103578587A (en) * | 2013-10-30 | 2014-02-12 | 核动力运行研究所 | Ultrasonic testing device for circumferential weld of cylinder of nuclear reactor pressure vessel |
| CN104751915A (en) * | 2013-12-31 | 2015-07-01 | 中核武汉核电运行技术股份有限公司 | Automatic ultrasonic testing equipment for threaded hole zone of nuclear reactor pressure vessel |
| CN205451789U (en) * | 2015-12-30 | 2016-08-10 | 核动力运行研究所 | Instrument of looking into is swept to automatic supersound of parallel reactor pressure vessel flange pore area |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956763A (en) * | 2018-05-28 | 2018-12-07 | 菏泽市产品检验检测研究院 | A kind of TOFD automatic scanning device |
| CN111354484A (en) * | 2018-12-21 | 2020-06-30 | 核动力运行研究所 | Automatic checking device for bolts of nuclear safety primary parts |
| CN113267569A (en) * | 2021-05-18 | 2021-08-17 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | TOFD detection process and system suitable for steam drum head and shell ring weld joint |
| CN113267569B (en) * | 2021-05-18 | 2024-04-02 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | TOFD detection process and system suitable for circumferential weld of drum head and shell ring |
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| Publication number | Publication date |
|---|---|
| CN106935287B (en) | 2018-11-30 |
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