CN103871533A - Finger casing pipe waste storage container transfer device - Google Patents
Finger casing pipe waste storage container transfer device Download PDFInfo
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- CN103871533A CN103871533A CN201210549934.1A CN201210549934A CN103871533A CN 103871533 A CN103871533 A CN 103871533A CN 201210549934 A CN201210549934 A CN 201210549934A CN 103871533 A CN103871533 A CN 103871533A
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- storage container
- letter stencil
- waste material
- finger sleeve
- material storage
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Abstract
The invention belongs to the technical field of maintenance of reactor pressure vessels, and particularly relates to a finger casing pipe waste storage container transfer device. The finger casing pipe waste storage container transfer device comprises an upper pipe seat, a cover component and a lifting component, wherein the cover component covers on an upper pipe seat of the upper part of a finger casing pipe waste storage container for sealing the same, and the lifting component is connected above the cover component so as to be capable of controlling an opening/closing state of the cover component and also conducting transfer operation on the upper pipe seat and the finger casing pipe waste storage container by lifting of the cover. The finger casing pipe waste storage container transfer device can achieve operations of opening and closing the cover of the finger casing pipe waste storage container and lifting work of the container, and is simple and convenient to operate, and reliable in work.
Description
Technical field
The invention belongs to reactor pressure vessel maintenance technique field, be specifically related to a kind of finger sleeve waste material storage container transporter.
Background technology
Finger sleeve is to provide guiding and passage for the removable reactor core detector of reactor core neutron flux measurement system.For measuring the Flux Distribution of reactor core neutron, be convenient to obtain accurate flux pattern on all fuel assemblies and each fuel stack height, wherein the damage of arbitrary finger sleeve all will affect the accurate measurement of neutron flux.Finger sleeve starts from metering house's seal section, through guide pipe, enters fuel assembly top, total length 13-16m through pressure vessel bottom, core support plate and lower Turbogrid plates always.
Finger sleeve is approximately directly touching cooling medium in 18.4 ~ 34.8mm length between lower Turbogrid plates and fuel assembly bottom, and fluctuations in discharge herein and the vibration of fluid induced refer to the main cause of casing wear.The breakage of finger sleeve can cause leakage and the pollution of a circuit cools agent.Because its present position is special, its even crack conditions of wearing and tearing happens occasionally, once there are 20 wall thickness reductions in 58 finger sleeves and exceeded 60% situation in USA Nuclear Power Plants, the vibration of the variation of pressure vessel bottom coohng agent flux and fluid induced refers to the main cause of casing wear.Qinshan power station once caused because hanging basket fault, guide pipe damage that finger sleeve in succession stopped up, leaks, ruptures and change in 1999.The attenuate of finger sleeve leaks, and can make near the personnel of isolation valve have radiation hazard.
Damaged accident for fear of finger sleeve occurs, and when pipe thickness attenuate reaches 65%, when foreign matters from being blocked, fracture, leakage, accidental damage, must change finger sleeve.
Discarded finger sleeve requires to use closed container to store, and container cover switch and Container transfering job requirement are reliably errorless, and can use refueling machine gripping tool to capture handling operation.
Summary of the invention
The technical issues that need to address of the present invention are: a kind of finger sleeve waste material storage container transporter is provided, can realizes switch cover operation and the container handling work of finger sleeve waste material storage box.
Technical scheme of the present invention is as described below:
A kind of finger sleeve waste material storage container transporter, comprises base, switch cover assembly and handling assembly; Switch cover module cover is sealed finger sleeve waste material storage container on the upper base on finger sleeve waste material storage container top, handling assembly is connected to switch cover assembly top, unlatching/sealing state that can gauge tap cap assemblies, can carry out transfer operation to upper base and finger sleeve waste material storage container by handling switch cover again.
Described switch cover assembly, comprising: case lid, latch and spring; Described case lid is the cover plate measure-alike with finger sleeve waste material storage container upper surface; Described latch, bottom is " ten " letter stencil, its top is provided with " ten " letter stencil mandrel; Cover plate is positioned at latch top, and " ten " letter stencil mandrel of latch is through cover plate, and described spring housing is on " ten " letter stencil mandrel.
Described upper base is fixed on finger sleeve waste material storage container top, the cube cavity that it is all opened for upper and lower end face; Upper base is greater than the sidewall thickness of other parts near the sidewall thickness of upper surface: make upper base upper surface catercorner length identical with " ten " letter stencil length of latch, the medial surface length of other parts is identical with " ten " letter stencil length, " ten " letter stencil that is latch can enter along upper base upper surface diagonal, and can be in upper base rotation; Upper base is provided with " ten " letter stencil locating slot near the madial wall of upper surface: described locating slot can make " ten " letter stencil that enters upper base not rotate, and can not depart from base.
" ten " letter stencil locating slot can adopt following design: upper base is provided with a circle projection near the madial wall of upper surface, and the projection of the every one side of madial wall is along being all clockwise first low rear high stepped design; Between two ladders of the every one side projection of madial wall, be also provided with and the wide identical groove of " ten " letter stencil plate.
Described handling assembly, is a stock, and its lower end is provided with the pivot pin laterally running through.
The preferred tapered design in stock lower surface of described handling assembly.
Switch cover assembly is connected by jointing with handling assembly; Described jointing, bottom is enclosed within on " ten " letter stencil mandrel, and it pushes down the spring of suit " ten " letter stencil mandrel, and jointing is fixed by register pin with " ten " letter stencil mandrel; Jointing top is cylindrical shape, and cylinder side wall is arranged with two " mountain " shape grooves, and handling assembly can penetrate the cylinder on jointing top, the pivot pin of handling assembly can be in " mountain " shape groove rotary lifting.
Beneficial effect of the present invention is:
The invention provides a kind of finger sleeve waste material storage container transporter, can realize switch cover operation and the container handling work of finger sleeve waste material storage box, easy and simple to handle, reliable operation.
Accompanying drawing explanation
Fig. 1 is finger sleeve waste material storage container transporter structural representation of the present invention.
In figure, 1-handling assembly, 2-spring, 3-case lid, 4-latch, the upper base of 5-.
Embodiment
Below in conjunction with drawings and Examples, a kind of finger sleeve waste material storage container transporter of the present invention is elaborated.
Finger sleeve waste material storage container transporter of the present invention, comprise base 5, switch cover assembly and handling assembly 1, switch cover module cover is sealed finger sleeve waste material storage container on the upper base 5 on finger sleeve waste material storage container top, handling assembly 1 is connected to switch cover assembly top, unlatching/sealing state that can gauge tap cap assemblies, can carry out transfer operation to covering at upper base 5 and the finger sleeve waste material storage container of its underpart by handling switch cover again.
Described switch cover assembly, comprising: case lid 3, latch 4 and spring 2.Described case lid 3 is the cover plate measure-alike with finger sleeve waste material storage container upper surface; Described latch 4, bottom is " ten " letter stencil, its top is provided with " ten " letter stencil mandrel; Case lid 3 is positioned at latch 4 tops, and " ten " letter stencil mandrel of latch 4 is through case lid 3, and described spring 2 is enclosed within on " ten " letter stencil mandrel.
Described upper base 5 is fixed on finger sleeve waste material storage container top, the cube cavity that it is all opened for upper and lower end face.Upper base 5 is greater than the sidewall thickness of other parts near the sidewall thickness of upper surface: make upper base 5 upper surface catercorner lengths identical with " ten " letter stencil length of latch 4, the medial surface length of other parts is identical with " ten " letter stencil length, " ten " letter stencil that is latch 4 can enter along upper base 5 upper surface diagonals, and can rotate at upper base 5; Upper base 5 is provided with " ten " letter stencil locating slot near the madial wall of upper surface: described locating slot can make " ten " letter stencil that enters upper base 5 not rotate, and can not depart from base 5.
" ten " letter stencil locating slot in the present embodiment adopts following design: upper base 5 is provided with a circle projection near the madial wall of upper surface, and the projection of the every one side of madial wall is along being all clockwise first low rear high stepped design; Between two ladders of the every one side projection of madial wall, be also provided with and the wide identical groove of " ten " letter stencil plate." ten " letter stencil that enters upper base 5 along upper base 5 upper surface diagonals, clockwise rotates ladder place and is stuck, and can be locked in groove, realizes " ten " letter stencil and does not rotate and can not depart from base 5.
Described handling assembly 1, is a stock, and its lower end is provided with the pivot pin laterally running through.In the present embodiment, the tapered design in stock lower surface.
Switch cover assembly is connected by jointing with handling assembly 1.Described jointing, bottom is enclosed within on " ten " letter stencil mandrel, and it pushes down the spring 2 of suit " ten " letter stencil mandrel, and jointing is fixed by register pin with " ten " letter stencil mandrel; Jointing top is cylindrical shape, and cylinder side wall is arranged with two " mountain " shape grooves, and handling assembly 1 can penetrate the cylinder on jointing top, the pivot pin of handling assembly 1 can be in " mountain " shape groove rotary lifting.
The finger sleeve waste material storage container transporter course of work of the present invention is as described below: finger sleeve waste material packs into after storage container, the pivot pin of handling assembly 1 stock lower end is stuck in jointing " mountain " shape groove, drives switch cover assembly to move to upper base 5 tops of storage container; " ten " letter stencil of switch cover assembly enters upper base 5 along upper base 5 upper surface diagonals, turns in " ten " letter stencil locating slot, realizes the locking of " ten " letter stencil.After the locking of " ten " letter stencil, handling assembly 1 is transported to appointed place by pivot pin and jointing by finger sleeve waste material storage container.
Claims (7)
1. a finger sleeve waste material storage container transporter, comprise base (5), switch cover assembly and handling assembly (1), it is characterized in that: the upper base (5) of switch cover module cover on finger sleeve waste material storage container top is upper to be sealed finger sleeve waste material storage container, handling assembly (1) is connected to switch cover assembly top, unlatching/sealing state that can gauge tap cap assemblies, can carry out transfer operation to upper base (5) and finger sleeve waste material storage container by handling switch cover again.
2. finger sleeve waste material storage container transporter according to claim 1, is characterized in that:
Described switch cover assembly, comprising: case lid (3), latch (4) and spring (2); Described case lid (3) is the cover plate measure-alike with finger sleeve waste material storage container upper surface; Described latch (4), bottom is " ten " letter stencil, its top is provided with " ten " letter stencil mandrel; Case lid (3) is positioned at latch (4) top, and " ten " letter stencil mandrel of latch (4) is through case lid (3), and described spring (2) is enclosed within on " ten " letter stencil mandrel.
3. finger sleeve waste material storage container transporter according to claim 1 and 2, is characterized in that: described upper base (5) is fixed on finger sleeve waste material storage container top, the cube cavity that it is all opened for upper and lower end face; Upper base (5) is greater than the sidewall thickness of other parts near the sidewall thickness of upper surface: make base (5) upper surface catercorner length identical with " ten " letter stencil length of latch (4), the medial surface length of other parts is identical with " ten " letter stencil length, " ten " letter stencil that is latch (4) can enter along upper base (5) upper surface diagonal, and can rotate at upper base (5); Upper base (5) is provided with " ten " letter stencil locating slot near the madial wall of upper surface: described locating slot can make " ten " letter stencil that enters base (5) not rotate, and can not depart from base (5).
4. finger sleeve waste material storage container transporter according to claim 3, it is characterized in that: " ten " letter stencil locating slot adopts following design: upper base (5) is provided with a circle projection near the madial wall of upper surface, the projection of the every one side of madial wall is along being all clockwise first low rear high stepped design; Between two ladders of the every one side projection of madial wall, be also provided with and the wide identical groove of " ten " letter stencil plate.
5. finger sleeve waste material storage container transporter according to claim 2, is characterized in that: described handling assembly (1) is a stock, and its lower end is provided with the pivot pin laterally running through.
6. finger sleeve waste material storage container transporter according to claim 5, is characterized in that: the tapered design in stock lower surface of described handling assembly (1).
7. finger sleeve waste material storage container transporter according to claim 5, is characterized in that: switch cover assembly is connected by jointing with handling assembly (1); Described jointing, bottom is enclosed within on " ten " letter stencil mandrel, and it pushes down the spring (2) of suit " ten " letter stencil mandrel, and jointing is fixed by register pin with " ten " letter stencil mandrel; Jointing top is cylindrical shape, and cylinder side wall is arranged with two " mountain " shape grooves, and handling assembly (1) can penetrate the cylinder on jointing top, the pivot pin of handling assembly (1) can be in " mountain " shape groove rotary lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210549934.1A CN103871533B (en) | 2012-12-17 | 2012-12-17 | Finger sleeve waste material storage container transporter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210549934.1A CN103871533B (en) | 2012-12-17 | 2012-12-17 | Finger sleeve waste material storage container transporter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103871533A true CN103871533A (en) | 2014-06-18 |
| CN103871533B CN103871533B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210549934.1A Active CN103871533B (en) | 2012-12-17 | 2012-12-17 | Finger sleeve waste material storage container transporter |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102234A (en) * | 1985-04-04 | 1986-10-08 | 西屋电气公司 | The removable top nozzle nuclear fuel assembly |
| US5347552A (en) * | 1992-07-03 | 1994-09-13 | Framatome | Method for using a thimble of a pressurized water nuclear reactor and device for adjusting the axial position of the thimble |
| US6356614B1 (en) * | 2000-06-19 | 2002-03-12 | Westinghouse Electric Company Llc | Anchor assembly for fuel bundle |
| CN101090008A (en) * | 2006-06-16 | 2007-12-19 | 秦山核电公司 | Burst slug assembly repair technology after irridiation and its special equipment |
| CN102117665A (en) * | 2009-12-31 | 2011-07-06 | 中国核动力研究设计院 | Sealing plug for kingbolt hole of reactor pressure vessel and operation tool thereof |
| CN102376375A (en) * | 2011-10-13 | 2012-03-14 | 秦山核电有限公司 | Underwater operation device for grabbing end part fitting of nuclear fuel assembly |
| CN203026183U (en) * | 2012-12-17 | 2013-06-26 | 核动力运行研究所 | Finger casing pipe waste storage container transfer device |
-
2012
- 2012-12-17 CN CN201210549934.1A patent/CN103871533B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102234A (en) * | 1985-04-04 | 1986-10-08 | 西屋电气公司 | The removable top nozzle nuclear fuel assembly |
| US5347552A (en) * | 1992-07-03 | 1994-09-13 | Framatome | Method for using a thimble of a pressurized water nuclear reactor and device for adjusting the axial position of the thimble |
| US6356614B1 (en) * | 2000-06-19 | 2002-03-12 | Westinghouse Electric Company Llc | Anchor assembly for fuel bundle |
| CN101090008A (en) * | 2006-06-16 | 2007-12-19 | 秦山核电公司 | Burst slug assembly repair technology after irridiation and its special equipment |
| CN102117665A (en) * | 2009-12-31 | 2011-07-06 | 中国核动力研究设计院 | Sealing plug for kingbolt hole of reactor pressure vessel and operation tool thereof |
| CN102376375A (en) * | 2011-10-13 | 2012-03-14 | 秦山核电有限公司 | Underwater operation device for grabbing end part fitting of nuclear fuel assembly |
| CN203026183U (en) * | 2012-12-17 | 2013-06-26 | 核动力运行研究所 | Finger casing pipe waste storage container transfer device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103871533B (en) | 2016-10-05 |
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