CN104979026A - Technology research and test platform for underwater maintenance - Google Patents
Technology research and test platform for underwater maintenance Download PDFInfo
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- CN104979026A CN104979026A CN201510414965.XA CN201510414965A CN104979026A CN 104979026 A CN104979026 A CN 104979026A CN 201510414965 A CN201510414965 A CN 201510414965A CN 104979026 A CN104979026 A CN 104979026A
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/017—Inspection or maintenance of pipe-lines or tubes in nuclear installations
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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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- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The invention relates to a technology research and test platform for underwater maintenance. The technology research and test platform comprises angle irons, connection sideboards, first truckles, and a water tank formed by reinforcing ribs, a motion execution mechanism, and a workpiece installation assembly. The motion execution mechanism comprises X-axial, Y-axial, and Z-axial driving components, X-axial, Y-axial, and Z-axial sliding block supports, Y-axial and Z-axial dead plates, a fixed supporting plate, a cable cover plate, a synchronization mechanism, an operation supporting board, first and second cable protection chain supports, and a pressing block. The workpiece installation assembly comprises clamps, second truckles, and suspension rings. The water tank further comprises a connection pipe, a flange cover, a connection pipe flange, first and second PMMA sheets, and a cover plate. The motion execution mechanism further comprises a first X-axial straight line module, a second X-axial straight line module, a Y-axial straight line module, and a Z-axial straight line module. The workpiece installation assembly also comprises an installation plate, which is provided with general holes. The first and second PMMA sheets, the flange cover, the connection pipe flange, and the cover plate arranged on the water tank form a glass observation window. The technology research and test platform is compact in structure, easy to operate, convenient to maintain, and low in test cost, and the development time of a special maintenance device is shortened.
Description
Technical field
The present invention relates to a kind of underwater maintenance technical study test platform, be mainly used in the technical study of the underwater operations such as Ultrasonic Detection, Underwater Welding, imderwater cutting, for above-mentioned operation process provides test platform, belong to nuclear power measuring technology.
Background technology
In nuclear power station, reactor pressure vessel, in-pile component, adapter, Spent Fuel Pool, refuelling pool etc. are in operational process, be in high temperature, high pressure and high radioactivity environment, part also bears the impact of high-velocity flow, may occur damage or lost efficacy because of bad working environments.If can keep in repair these damages or failure site in time, then can significantly improve generating efficiency and the security of nuclear power station.But, its maintenance activity is very special, need to implement in the underwater environment of high radiation, maintenance activity relates to Ultrasonic Detection, welding, cutting, polishing, the various technology such as video monitoring, the equipment and process that needs repairing has high stability and reliability, and this technical study can not be implemented in maintenance sites, a large amount of technical studies and test need be carried out in advance, just need a kind of small-size multifunction underwater maintenance technical study test platform, be used to provide the water environment needed for technical study, movement executing mechanism, the conditions such as fixed installation, shorten the construction cycle of maintenance of equipment and technique.
At present, a kind of typical case of platform both at home and abroad for engineer testing under water adopts tower structure, and entirety is placed in the larger pond of volume or container, provides the water environment needed for technical study; Another kind is entirety is a Pressure Vessel, inner water-filling, and arranges motion, hydraulicefficiency elevation structure, operating platform etc.Above-mentioned underwater test platform mechanism is complicated, and size is all comparatively large, and moving component is all arranged under water, uses complex operation, needs a large amount of water to be full of container during test, exploitation and engineer testing cost high.In addition, also have for a certain special test purposes, the Submarine Test Unit that size is less, such apparatus function is single, and usable range is limited.
Summary of the invention
The object of this invention is to provide a kind of underwater maintenance technical study test platform.This platform can provide experimental enviroment for the technical study of the operations such as Ultrasonic Detection, Underwater Welding, imderwater cutting, three-dimensional motion topworks, the fixed installation of different test block, and the test pipe of different tube diameters, also can be used for the performance verification of maintenance of equipment under dedicated water.
The present invention realizes like this, it comprises the tank be made up of angle steel, connection side plate, the first castor, reinforcement, the movement executing mechanism be made up of X, Y, Z axis driven unit, X, Y, Z axis slider support, Y, Z axis fixed head, fixed support plate, cable cover plate, synchronizing linkage, operation back up pad, the one the second cable protection chain supports, briquetting, the trade union college assembly be made up of fixture, the second castor, suspension ring, adapter, flange plate, pipe connecting flange, first, second poly (methyl methacrylate) plate, cover plate is also comprised in described tank, one end of wherein said adapter is welded on the end face of described tank, the other end is connected with described pipe connecting flange, described flange plate compresses described second poly (methyl methacrylate) plate and is arranged on described pipe connecting flange, described cover plate compresses the first poly (methyl methacrylate) plate and is fixed on the two sides of tank, and described connection side plate is the coboundary being arranged on described tank, the first X-axis straight line chess group is also comprised in described movement executing mechanism, second X-axis straight line module, Y-axis straight line module, Z axis straight line module, wherein said first, second X-axis straight line module is arranged on the connection side plate described in described tank both sides by described briquetting respectively, described synchronizing linkage connect described first, one end of second X-axis straight line module, described X-axis driven unit is arranged on the side of described first X-axis straight line module end, described X-axis slider support is arranged on described first respectively, on the slide block of the second X-axis straight line module, described Y-axis fixed head two ends are arranged in described X-axis slider support, described Y-axis straight line module side direction is arranged on described Y-axis fixed head, described Y-axis driven unit is arranged on the end of described Y-axis straight line module, its upper end is provided with described second cable protection chain support, described Y-axis slider support is arranged on the slide block of described Y-axis straight line module, described Z axis fixed head is arranged in described Y-axis slider support, described Z axis straight line module is arranged on described Z axis fixed head, described Z axis driven unit is arranged on the upper end of described Z axis straight line module, described Z axis slider support is arranged on the slide block of described Z axis straight line module, one end of described fixed support plate is arranged in described Z axis slider support, described cable cover plate is arranged on described fixed support plate, described operation back up pad is arranged on described fixed support plate lower end, described first cable protection chain support installing is on the side of the connection side plate of the side of described tank, on the top that described trade union college assembly also comprises an installing plate, described fixture, suspension ring are mounted in described installing plate, described second castor is mounted in its underpart.
Described installing plate is provided with the universal hole of 0.5cm ~ 10cm different size.
Glass window on described tank is made up of first, second poly (methyl methacrylate) plate, flange plate, pipe connecting flange, cover plate described in disposed thereon.
First, second described X-axis straight line module is the straight line module adopting toothed belt transmission, and described Y, Z axis straight line module adopt integrated leading screw, guide rail integral type straight line module.
The present invention is owing to adopting above-mentioned structure, therefore it has versatility, can provide experimental enviroment, every submerged performance of Verify Repair equipment for the technical study of the operations such as Ultrasonic Detection, Underwater Welding imderwater cutting; The movement executing mechanism that this platform carries can be installed as ultrasonic probe, weld first-class operation module, carry out different engineer testings, and the requirement of the three-dimensional motion that can meet needed for each technical study and stroke, and this arrangement of mechanism is above tank, avoids the impact of water on motion; This test platform bottom is rectangular slot, one end is provided with adapter, can connect straight tube or the bend pipe of different-diameter, can simulate all kinds of calibers of maintenance test, to meet the development experiments requirement of the setss of special equipment for maintenance, as reactor pressure vessel adapter safe end maintenance unit.Trade union college assembly installs the technique test specimens such as polytype flat panel workpieces or pipe fitting by different fixtures, applied widely.In addition, this test platform compact conformation, is easy to operation, and maintenance maintenance is convenient, and experimentation cost is low, can shorten the development time of the setss of special equipment for maintenance.
Accompanying drawing explanation
Fig. 1 is the structural representation of underwater maintenance technical study test platform of the present invention.
Fig. 2 is the structural representation of trade union college assembly of the present invention.
In Fig. 1-Fig. 2: 1. tank 2. angle steel 3. connects side plate 4. second X-axis straight line module 5.X axle slider support 6.Y axle straight line module 7. cable cover plate 8. fixed support plate 9.Z axle straight line module 10.Z axle driven unit 11.Z axle slider support 12.Z axis fixing plate 13.Y axle slider support 14. second cable protection chain support 15.Y axis fixing plate 16. adapter 17. second poly (methyl methacrylate) plate 18. synchronizing linkage 19.X axle driven unit 20. movement executing mechanism 21. flange plate 22. pipe connecting flange 23. first castor 24. first X-axis straight line module 25.Y axle driven unit 26. first poly (methyl methacrylate) plate 27. cover plate 28. reinforcement 29. briquetting 30. operation back-up block 31. first cable protection chain support 32. weld job module 33. trade union college assembly 34. quick-speed jigs 35. test specimen 36. workpiece mounting plate 37. second castor 38. suspension ring
Embodiment
As shown in Figure 1, the invention provides a kind of underwater maintenance technical study test platform, form primarily of tank 1, movement executing mechanism 20, trade union college assembly 33.Wherein: tank is rectangle, is welded by stainless steel materials, tank 1 both sides and bottom are provided with reinforcement 28, each corner junction is provided with angle steel 2, for guaranteeing the intensity of tank, tank 1 bottom arranges the first castor 23 of six locking support functions, is convenient to the movement of whole platform and fixes; Tank two sides have square hole, square hole edge has ring groove, O type circle is inside set, first poly (methyl methacrylate) plate 26 lid is established on square hole, form with O type circle and seal, cover plate 27 compresses the first poly (methyl methacrylate) plate 26 and is fixed on tank 1 side, realizes by the engineer testing in the first poly (methyl methacrylate) plate 26 real-time monitored tank; Tank 1 one end face is provided with circular hole, and for the pipe end of connecting tubes 16, tank 1 bottom has osculum, connecting valve valve, for tank 1 draining; Tank 1 coboundary is welded to connect limit and pulls 3, and is provided with diagonal brace reinforcing, for mounted movable topworks 20.Adapter 16 one end is welded on establishes round-meshed tank 1 end face, and is reinforced by diagonal brace, and the other end is provided with flange, be provided with groove in flange, inside establish O type circle, flange plate 21 compresses the second poly (methyl methacrylate) plate 17, be arranged on flange, the engineer testing in real-time monitored tank 1 can be realized.During work, also the second glass plate 17 can be removed, directly be connected straight tube or the bend pipe of different tube diameters by flange plate 21, to simulate engineer testing environment cylindrical shell being arranged adapter and different tube diameters, there is certain versatility, the pipeline maintenance experimental enviroment that alternative exploitation is special.Tank 1 structure is simple, compact, conveniently moving, and water consumption is few, can save engineer testing cost.
Movement executing mechanism 20 primarily of briquetting 29, first X-axis straight line module 24, second X-axis straight line module 4, synchronizing linkage 18, X-axis driven unit 19, Y-axis straight line module 6, Y-axis driven unit 25, X-axis slider support 5, Y-axis fixed head 15, Y-axis slider support 13, Z axis straight line module 9, Z axis driven unit 10, Z axis fixed head 12, Z axis slider support 11, fixed support plate 8, cable cover plate 7, operation back-up block 30, first cable protection chain support 31, the second cable protection chain support 14 forms.Described first X-axis straight line module 24, second X-axis straight line module 4 is arranged on the side plate 3 of tank 1 both sides by briquetting 29 respectively, and synchronizing linkage 18 connect the first X-axis straight line module 24, second X-axis straight line module 4, realize being synchronized with the movement of two straight line modules; X-axis driven unit 19 is arranged on the side of the first X-axis straight line module 24 end, moves for driving straight line module; First cable protection chain support 31 is arranged on the side of a side board 3, for placing cable protection chain.Described X-axis slider support 5 is arranged on the slide block of described first X-axis straight line module 24, second X-axis straight line module 4 respectively, Y-axis fixed head 15 two ends are arranged in 2 X-axis slider support 5, Y-axis straight line module 6 side direction is arranged on Y-axis fixed head 15, Y-axis driven unit 25 is arranged on Y-axis straight line module 6 side direction and is arranged on Y-axis fixed head 15, Y-axis driven unit 25 is arranged on Y-axis straight line module 6 end, motion for Y-axis straight line module drives, second cable protection chain support 14 is arranged on above Y-axis straight line module 6, for placing cable protection chain; Y-axis slider support 13 is arranged on the slide block of Y-axis straight line module 6, Z axis fixed head 12 is arranged on Y-axis slider support 13 and is arranged on Y-axis straight line module 9 and is arranged on Z axis fixed head 12, Z axis driven unit 10 is arranged on Z axis straight line module 9 upper end, and part is driven in the motion for Z axis straight line module 9; Z axis slider support 11 is arranged on the slide block of Z axis straight line module 9, and fixed support plate 8 one end is arranged in Z axis slider support 11, and cable cover plate 7 is arranged on fixed support plate 8, for the protection of cable; Operation back-up block 30 is arranged on fixed support plate 8 lower end, can be used for installing different underwater operation module, as ultrasonic probe, weld first-class.Described X, Y, Z axis driven unit 10 is provided with joint flange, shaft coupling, reductor, servomotor; X, Y, Z axis straight line module 24,6,9 is provided with the first limit switch, the second limit switch, guide rail, spacing shifting block.Z axis driven unit 10 on Z axis straight line module 9 has the function that cuts off self-lock, and ensure that the secure localization that Z axis moves.First, second X-axis straight line module mainly comprises module body, synchronous cog belt, synchronous pulley, guide rail, slide block, and slide block can slide on module; X, Y-axis straight line module 24,6 mainly comprise module body, ball-screw, the double-slider of integrated guide rail, and double-slider can slide on module body.Described movement executing mechanism 20 is arranged in above tank 1, avoids leading screw, guide rail, electrical component etc. and contacts with water, safe and reliable.
Operationally, first the first X-axis straight line module 24 is driven by X-axis driven unit 19, being synchronized with the movement of the second X-axis straight line module 4 is realized by synchronizing linkage 18, realize first, second X-axis straight line module 4 top shoe motion in the X-axis direction, and then realize the X-axis motion of Y-axis straight line module 6, Z axis straight line module 9; Y-axis straight line module 6 realizes the Y-axis motion of Z axis straight line module 9 under the drive of Y-axis driven unit 25; Z axis straight line module 9 realizes the Z axis motion of underwater operation module under the drive of Z axis driven unit 10, and then realizes three-dimensional spatial movement, and X, Y, Z axis can realize the interlock of single shaft and multiaxis, fully meets the requirement of three-dimensional motion in engineer testing.
Trade union college assembly 33 mainly comprises workpiece mounting plate 36, second castor 35, quick-speed jigs 34.Workpiece mounting plate 36 is provided with the universal standard hole of plurality of specifications, quick-speed jigs 34, suspension ring 38 are installed in workpiece mounting plate 36 top, second castor 37 of bottom mounting strap movable supporting, whole trade union college assembly 33 is placed on bottom tank 1, for installing and technique for fixing test specimen 35.Quick-speed jigs 34 is for clamping test pieces 35, suspension ring 38 are for lifting workpiece installation component 33, owing to having the standard universal hole of several 0.5cm ~ 10cm on workpiece mounting plate 36, therefore can the dissimilar fixture 34 of Fast Installation on workpiece mounting plate 36, to clamp the technique test specimen such as flat panel workpieces or tubing of different size.In addition, also can lay straight line or circular guideway on workpiece mounting plate 36, install and drive, carry out coordinated signals, to meet the orbiting motion requirement of underwater maintenance engineer testing complexity.
For Underwater Welding, underwater maintenance technical study test platform specific implementation process is further elaborated: first by the limit switch on each straight line module, school zero is carried out to movement executing mechanism 20, erecting and welding operation module 32 on operation back-up block 30, water-filling in tank 1, to suitable water level; Test specimen 35 is arranged on workpiece mounting plate 36 by quick-speed jigs 34, then trade union college assembly 33 is lifted to tank 1, and locate, lock the movable supporting of the second castor 37; Controlled motion topworks 20, weld job module 32 is navigated to setting position, start welding machine, then on test specimen 35, Underwater Welding test is carried out according to the path implementation weld job module 32 of setting, by the view window observation welding process on tank 1, after experiment, controlled motion topworks 20 back to zero, hang out trade union college assembly 33, pull down test specimen 35, the water in tank 1 is drained.
In addition, in tank 1, the verification experimental verification of the performance such as underwater sealing, stability also can be carried out to underwater maintenance equipment, the pipeline of the different-diameter that also can connect by the adapter end of adapter 16, for special underwater maintenance equipment is tested, as reactor pressure vessel adapter safe end maintenance unit, concrete steps are: the lifting of reactor pressure vessel adapter safe end maintenance unit sent in the pipeline of adapter end connection, control maintenance unit and Ultrasonic Detection is carried out to this pipeline, the tests such as Underwater Welding.
In sum, underwater maintenance technical study test platform of the present invention can not only provide experimental enviroment for the technical study of the operations such as Ultrasonic Detection, Underwater Welding, imderwater cutting, can also as the performance testing platform of maintenance of equipment under dedicated water.This platform can meet the orbiting motion requirement of the various complexity under water needed for technical study, also can simulate the experimental enviroment of different tube diameters, the technique test specimen such as flat board, tubing of different size is installed, highly versatile, and compact conformation, be easy to operation, maintenance maintenance is convenient, experimentation cost is low, can shorten the development time of the setss of special equipment for maintenance.Therefore, the present invention effectively overcomes various shortcoming of the prior art and has height value.
Claims (4)
1. a underwater maintenance technical study test platform, comprises the tank (1) be made up of angle steel (2), connection side plate (3), the first castor (23), reinforcement (28); The movement executing mechanism (20) be made up of X, Y, Z axis driven unit (19), (25), (10), X, Y, Z axis slider support (5), (13), (11), Y, Z axis fixed head (15), (12), fixed support plate (8), cable cover plate (7), synchronizing linkage (18), operation back up pad (30), the one the second cable protection chain supports (31), (14), briquetting (29); The trade union college assembly (33) be made up of fixture (34), the second castor (37), suspension ring (38), is characterized in that:
A, adapter (16) is also comprised in described tank (1), flange plate (21), pipe connecting flange (22), first, second poly (methyl methacrylate) plate (26), (17), cover plate (27), one end of wherein said adapter (16) is welded on the end face of described tank (1), the other end is connected with described pipe connecting flange (22), described flange plate (21) compresses described second poly (methyl methacrylate) plate (17) and is arranged on described pipe connecting flange (22), described cover plate (27) compresses the first poly (methyl methacrylate) plate (26) and is fixed on the two sides of tank (1), described connection side plate (3) is the coboundary being arranged on described tank (1),
B, the first X-axis straight line module (24) is also comprised in described movement executing mechanism, second X-axis straight line module (4), Y-axis straight line module (6), Z axis straight line module (9), wherein said first, second X-axis straight line module (24), (4) be arranged on the connection side plate (3) described in described tank (1) both sides respectively by briquetting (29), described synchronizing linkage (18) connect described first, second X-axis straight line module (24), (4) one end, described X-axis driven unit (19) is arranged on the side of described first X-axis straight line module (24) end, described X-axis slider support (5) is arranged on described first respectively, second X-axis straight line module (24), (4) on slide block, described Y-axis fixed head (15) two ends are arranged on described X-axis slider support (5), described Y-axis straight line module (6) side direction is arranged on described Y-axis fixed head (15), described Y-axis driven unit (25) is arranged on the end of described Y-axis straight line module (6), its upper end is provided with described second cable protection chain support (14), described Y-axis slider support (13) is arranged on the slide block of described Y-axis straight line module (6), described Z axis fixed head (12) is arranged on described Y-axis slider support (13), described Z axis straight line module (9) is arranged on described Z axis fixed head (12), described Z axis driven unit (10) is arranged on the upper end of described Z axis straight line module (9), described Z axis slider support (11) is arranged on the slide block of described Z axis straight line module (9), one end of described fixed support plate (8) is arranged on described Z axis slider support (11), described cable cover plate (7) is arranged on described fixed support plate (8), described operation back up pad (30) is arranged on described fixed support plate lower end, described first cable protection chain support (31) is arranged on the side of connection side plate (3) of the side of described tank (1),
C, on the top that described trade union college assembly (33) also comprises an installing plate (36), described fixture (34), suspension ring (38) are mounted in described installing plate (36), described second castor (37) is mounted in its underpart.
2. underwater maintenance technical study test platform according to claim 1, is characterized in that the universal hole being provided with 0.5cm ~ 10cm different size on described installing plate (36).
3. underwater maintenance technical study test platform according to claim 1, is characterized in that glass window on described tank (1) is made up of first, second poly (methyl methacrylate) plate (26), (17), flange plate (21), pipe connecting flange (22), cover plate (27) described in disposed thereon.
4. underwater maintenance technical study test platform according to claim 1, it is characterized in that first, second described X-axis straight line module (24), (4) adopt the straight line module of toothed belt transmission, described Y, Z axis straight line module (6), (9) adopt integrated leading screw, the straight line module of guide rail integral type.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510414965.XA CN104979026B (en) | 2015-07-15 | 2015-07-15 | Underwater maintenance technical study test platform |
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| CN201510414965.XA CN104979026B (en) | 2015-07-15 | 2015-07-15 | Underwater maintenance technical study test platform |
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| CN104979026A true CN104979026A (en) | 2015-10-14 |
| CN104979026B CN104979026B (en) | 2017-12-22 |
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| CN107767976A (en) * | 2017-10-17 | 2018-03-06 | 中国核动力研究设计院 | A kind of detector assembly removes technique and its special dismounting equipment |
| CN112903242A (en) * | 2021-01-22 | 2021-06-04 | 湘潭大学 | Cable space form and mechanical behavior testing device and testing method thereof |
| CN114856150A (en) * | 2021-02-04 | 2022-08-05 | 中国核工业二三建设有限公司 | Nuclear power station reactor pressure vessel and steam generator connecting hook operation platform |
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| CN112903242A (en) * | 2021-01-22 | 2021-06-04 | 湘潭大学 | Cable space form and mechanical behavior testing device and testing method thereof |
| CN114856150A (en) * | 2021-02-04 | 2022-08-05 | 中国核工业二三建设有限公司 | Nuclear power station reactor pressure vessel and steam generator connecting hook operation platform |
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| Publication number | Publication date |
|---|---|
| CN104979026B (en) | 2017-12-22 |
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