CN101656113B - Underwater positioning device of supporting and positioning structure of irradiation surveillance capsule - Google Patents
Underwater positioning device of supporting and positioning structure of irradiation surveillance capsule Download PDFInfo
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- CN101656113B CN101656113B CN2009101769871A CN200910176987A CN101656113B CN 101656113 B CN101656113 B CN 101656113B CN 2009101769871 A CN2009101769871 A CN 2009101769871A CN 200910176987 A CN200910176987 A CN 200910176987A CN 101656113 B CN101656113 B CN 101656113B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention belongs to positioning devices, particularly relates to an underwater positioning device of a supporting and positioning structure of an irradiation surveillance capsule, which comprises a main frame, wherein a vertical truss is provided with a guide rail mounting bottom plate of which the cross section is of a rectangle, the guide rail mounting bottom plate is provided with a preformed hole, the lower surface of a transverse truss is provided with support legs, the guide rail mounting bottom plate is provided with a guide rail assembly and a rack assembly, and the side walls of the guide rail mounting bottom plate are provided with a plurality of left upper arm assemblies and right upper arm assemblies which have the same structure and are arranged in a mirror image mode; the rack assembly is connected with a lower arm assembly capable of moving up and down along the rack assembly, a connecting support box is fixed on the lower arm assembly, the outer surfaces of the opposite side walls of the support box are respectively provided with a convex block, the center of the support box is provided with a support box V-shaped block, and the convex block and the support box V-shaped block correspond to the irradiation surveillance capsule on the bracket plant so as to realize positioning. The positioning device has the advantages that the support box is sent into the high-irradiation water which the personnel can not enter through the guide rail mounting bottom plate extending underwater, and the goal of the remote assembling or the disassembling of the irradiation surveillance capsule is achieved through the support legs, the positioning pin assembly, the balance post mechanism assembly, the support box, the upper arm assemblies and the pneumatic claw.
Description
Technical field
The invention belongs to locating device, be specifically related to a kind of underwater positioning device of supporting and positioning structure of irradiation surveillance capsule.
Background technology
Supporting and positioning structure of irradiation surveillance capsule is positioned at the reactor inner pressure vessel, is fixed on the bracketplant cylindrical shell support arm, and is as shown in Figure 1, is used for the monitoring pressure container cylindrical shell and receives neutron irradiation and thermal environment to influence the changes in material properties that is caused over against the material of active region.Among Fig. 1, be provided with flange bracket 2, on the sidewall of bracketplant 4, be provided with irradiation monitoring pipe 3, on flange bracket 2, be provided with the flange through hole 1 corresponding with irradiation monitoring pipe 3 in the upper end of bracketplant 4.According to " irradiation outline ", irradiation monitoring pipe 3 internal irradiation samples need regularly to make an experiment from piling interior extraction the out, under normal and accident conditions, can both keep structural intergrity to confirm reactor pressure vessel.The about 2500mm of irradiation monitoring pipe 3 length, irradiation monitoring pipe 3 tops are apart from the about 2000mm of flange bracket 2 upper surfaces.For the smooth access of irradiation sample, when being installed, irradiation monitoring pipe 3 require the through hole of irradiation monitoring pipe 3 and bracketplant 4 edge flange through holes 1 position right alignment between the two to require within 1mm; Otherwise technically will influence the access of irradiation sample in irradiation monitoring pipe 3, even cause irradiation sample can not deposit or take out irradiation monitoring pipe 3 in.In the underwater is so remote, keep so high installation accuracy, still difficult technically.In addition, irradiation dose is about 10 sV (west not) under water in the reactor inner pressure vessel, and under so high irradiation dose, the people can't get into, and this has more increased technical difficulty.Still there is not the good method that solves similar field engineering problem at present both at home and abroad.
Summary of the invention
The purpose of this invention is to provide a kind of can accurately high under water radiation parameter the underwater positioning device of the supporting and positioning structure of irradiation surveillance capsule of location down.
The present invention is achieved in that a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device, and wherein, it comprises main frame; This main frame comprises the perpendicular frame and the horizontal frame that spreads out of spreading out of orthogonal layout and fixed connection; On the perpendicular frame that spreads out, being provided with the cross section is that rectangular guide rail is installed base plate, installs on the base plate at guide rail and has preformed hole, is provided with the feet that several are used to support whole supporting and positioning structure of irradiation surveillance capsule underwater positioning device at the lower surface of the horizontal frame that spreads out; Side towards the perpendicular frame that spreads out on guide rail installation base plate is provided with guide assembly and tooth bar assembly; Below the horizontal frame that spreads out, the left upper arm assembly and the right upper arm assembly of the identical mirror-image arrangement of several structures is installed on the sidewall of guide rail installation base plate, described left upper arm assembly comprises hydraulic pressure cylinder assembly; On the sidewall of hydraulic pressure cylinder assembly, be provided with pressing plate; Hydraulic pressure cylinder assembly is installed base plate through pressing plate and guide rail and is fixedly connected, and the end of the piston rod of hydraulic pressure cylinder assembly is fixedly connected with a right-angle side of tripod assembly, and another right-angle side of tripod assembly is connected with pneumatic claw assembly; Described tooth bar assembly connects the lower arm assembly that can move up and down along the tooth bar assembly; On lower arm assembly, be fixedly connected the holder box, be respectively equipped with projection on the opposing sidewalls outside surface of holder box, holder box center is provided with holder box vee-block; Described projection and holder box vee-block are corresponding with irradiation monitoring pipe on the bracketplant, and realization is located.
Aforesaid a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device; Wherein, On the sidewall of guide rail installation base plate, also be provided with the left balance columns mechanism assembly and the right balance columns mechanism assembly of the identical mirror-image arrangement of structure; The balance columns mechanism assembly comprises crossbeam and the cant beam that Cheng Yiduan is fixedly connected, and the free end of crossbeam and cant beam is respectively equipped with fixed head, is connected sucker with the end that cant beam is fixedly connected through leading screw at crossbeam.
Aforesaid a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device wherein, is provided with the mobile platform system above the horizontal frame that spreads out, in the mobile platform system, be respectively equipped with the device of control holder box up-down and the device of control left upper arm assembly action.
Aforesaid a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device, wherein, the upper surface mounting guide rail of the horizontal frame that spreads out, this guide rail are used for moving of mobile platform system.
Aforesaid a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device, wherein, at the lower surface edge mounting flange folder of the horizontal frame that spreads out.
Use the effect of invention to be: the guide rail installation base plate through extending under water will ask box to deliver in the inaccessiable high radiation water of staff; Location through feet, pin assembly, balance columns mechanism assembly and holder box makes irradiation monitoring pipe can accurately be positioned at the desired position; Install or the dismounting irradiation monitoring pipe through the upper arm assembly of Long-distance Control and the pneumatic claw assembly on upper arm assembly, thus the purpose that reaches long-range installation or remove irradiation monitoring pipe.
Description of drawings
Fig. 1 is the synoptic diagram of supporting and positioning structure of irradiation surveillance capsule installation site;
Fig. 2 is the structural representation of the underwater positioning device of supporting and positioning structure of irradiation surveillance capsule provided by the invention;
Fig. 3 is the structural representation of main frame;
Fig. 4 is the structural representation of the horizontal frame section that spreads out;
Fig. 5 is that the position of feet and flange bracket concerns synoptic diagram;
Fig. 6 is mounted in the plan structure figure that guide rail is installed the guide assembly on the base plate;
Fig. 7 is the vertical view of tooth bar assembly;
Fig. 8 is the right view of Fig. 7;
Fig. 9 is the structural representation of left upper arm assembly;
Figure 10 is the structural representation of pneumatic claw assembly;
Figure 11 is the main TV structure synoptic diagram of balance columns mechanism assembly;
Figure 12 is the left view of Figure 11;
Figure 13 is the vertical view of Figure 11;
Figure 14 is the perspective view of balance columns mechanism assembly;
Figure 15 is the plan structure synoptic diagram of lower arm assembly;
Figure 16 is the structural representation of holder box;
Figure 17 is the structural representation of pin assembly.
Among the figure: 1. flange through hole; 2. flange bracket; 3. irradiation monitoring pipe; 4. bracketplant; 5. mobile platform system; 6. main frame; 7. guide assembly; 8. tooth bar assembly; 9. pin assembly; 10. right upper arm assembly; 11. right balance columns mechanism assembly; 12. lower arm assembly; 13. left balance columns mechanism assembly; 14. left upper arm assembly; 15. the perpendicular frame that spreads out; 16. guide rail is installed base plate; 17. the horizontal frame that spreads out; 18 banjo clips; 19. feet; 20. round guide; 21. pressing plate; 22. hydraulic pressure cylinder assembly; 23. piston rod; 24. tripod assembly; 25. pneumatic claw assembly; 26. pneumatic linear actuator; 27. air-leg; 28. chela; 29. crossbeam; 30. cant beam; 31. fixed head; 32. sucker; 33. leading screw; 34. trapezoidal plate; 35. left underarm; 36. bottom right arm; 37. holder box; 38. holder box antetheca; 39. holder box sidewall; 40. plate in the holder box; 41. holder box vee-block; 42. register pin; 43. installing plate; 44. sleeve; 45. projection.
Embodiment
Below in conjunction with embodiment the present invention is described further.
Like accompanying drawing 2 and shown in Figure 3, a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device, it comprises main frame 6.Main frame 6 comprises the perpendicular frame 15 and the horizontal frame 17 that spreads out of spreading out of orthogonal layout and fixed connection, and described fixed connection can be that welding, screwing or alternate manner connect.It is that rectangular guide rail is installed base plate 16 that the cross section is installed on the perpendicular frame 15 that spreads out, and guide rail is installed base plate 16 and is used for mounting guide rail assembly 7 and tooth bar assembly 8.On guide rail installation base plate 16, have preformed hole, this preformed hole is used for installing and locating pin assemblies 9.The described horizontal frame 17 that spreads out comprises parallel up and down two-layer, fixes through vertical beam and cant beam between two-layer.Upper strata, lower floor, vertical beam and the cant beam of the described horizontal frame 17 that spreads out are welded by section bar as shown in Figure 4, and the size of the horizontal frame 17 that spreads out is as the criterion can cover flange bracket 2.Lower surface at the horizontal frame 17 that spreads out circumferentially is uniformly distributed with several feets 19, and the number of feet 19 is more than three or three, and the number of feet 19 is eight in this example.Feet 19 is used to support whole supporting and positioning structure of irradiation surveillance capsule underwater positioning device.As shown in Figure 5, eight feets 19 that are installed in horizontal frame 17 lower surfaces that spread out circumferentially are distributed on the end face of flange bracket 2.At the lower surface edge mounting flange folder 18 of the horizontal frame 17 that spreads out, banjo clip 18 is used for fixing the supporting and positioning structure of irradiation surveillance capsule underwater positioning device.The upper surface mounting guide rail of the described horizontal frame 17 that spreads out, this guide rail are used for moving of mobile platform system 5.
As shown in Figure 2, install on the base plate 16 towards the side fixed installation guide assembly 7 and tooth bar assembly 8 that erect the frame 15 that spreads out at guide rail.Guide assembly 7 is all arranged along the long limit of guide rail installation base plate 16 with tooth bar assembly 8 and is parallel to each other; Guide assembly 7 is two and is arranged in both sides in this example; Tooth bar assembly 8 is one and is arranged in middle; Can certainly increase or reduce the quantity of guide assembly 7 and tooth bar assembly 8 according to actual needs, in the middle of also can according to actual needs guide assembly 7 being arranged in, tooth bar assembly 8 is arranged in both sides.As shown in Figure 6; Described guide assembly 7 comprises the round guide 20 that play the guiding role; Guide assembly 7 is installed in guide rail through screw retention and installs on the base plate 16; Certainly those skilled in the art also can select other device that play the guiding role to replace guide assembly 7, for example gathering sill according to actual conditions.Like Fig. 7 and shown in Figure 8; Tooth bar assembly 8 is for having the tooth bar of tooth and stationary installation; Tooth bar assembly 8 is installed on the guide rail installation base plate 16 through screw retention in this example; Certainly those skilled in the art also can select other device to replace tooth bar assembly 8 according to actual conditions, for example at guide rail fluting on the base plate 16 is installed.
As shown in Figure 2, below the horizontal frame 17 that spreads out, on the sidewall of guide rail installation base plate 16 several left upper arm assemblies 14 and right upper arm assemblies 10 are installed, left upper arm assembly 14 is identical with right upper arm assembly 10 structures, mirror-image arrangement.As shown in Figure 9, left upper arm assembly 14 comprises hydraulic pressure cylinder assembly 22, two " L " shape pressing plates 21 of fixed installation on the sidewall of hydraulic pressure cylinder assembly 22, and hydraulic pressure cylinder assembly 22 is installed the left and right sides, base plate 16 below sidewall through pressing plate 21 and guide rail and is fixedly connected.The end of the piston rod 23 of hydraulic pressure cylinder assembly 22 is fixedly connected with a right-angle side of tripod assembly 24, and another right-angle side of tripod assembly 24 is installed pneumatic claw assembly 25.Described hydraulic pressure cylinder assembly 22 can be selected the radiation-resistant any hydraulic cylinder of waterproof for use, and also can select universal hydraulic cylinder for use is to use after it increases waterproof radiation proof containment vessel.Shown in figure 10; Pneumatic claw assembly 25 comprises pneumatic linear actuator 26; Air-leg 27 that is connected with pneumatic linear actuator 26 and the chela 28 that is installed in air-leg 27 ends, pneumatic linear actuator 26 can also can be controlled firmly grasping or relaxing exercise of chela 28 through the stretching motion of air-leg 27 control chelas 28.Pneumatic claw assembly 25 is that those skilled in the art can realize.Those skilled in the art also can select for use the chela assembly of other type of drive to replace pneumatic claw assembly 25; The chela assembly of the chela assembly of hydrostatic control, Motor Control etc. for example, but the chela assembly of selecting for use which kind of mode to drive all must satisfy the radiation-resistant requirement of waterproof.Left upper arm assembly 14 has four with right upper arm assembly 10 in this example, and the left and right sides below guide rail is installed base plate 16 is evenly arranged, can certainly increase or reduce the number of left upper arm assembly 14 and right upper arm assembly 10 according to actual conditions.
As shown in Figure 2, on the left and right sides sidewall of guide rail installation base plate 16 with below the upper arm assembly of the left and right sides left balance columns mechanism assembly 13 and right balance columns mechanism assembly 11 are being installed, left balance columns mechanism assembly 13 is identical with right balance columns mechanism assembly 11 structures, mirror-image arrangement.Like Figure 11～shown in Figure 14; Left side balance columns mechanism assembly 13 comprises the crossbeam 29 and cant beam 30 that Cheng Yiduan is fixedly connected; Cant beam 30 is positioned at the top of crossbeam 29 and parallel with a side; The other end of crossbeam 29 is connected with flat barrel-shaped fixed head 31 by means of gusset, and the other end of cant beam 30 is connected with L shaped fixed head 31 by means of the square frame plate.This fixed head 31 is used for guide rail base plate 16 being installed and is connected.At the bottom of crossbeam 29 fixed installation leading screw 33, be connected sucker 32 with the end that cant beam 30 is fixedly connected through leading screw 33 at crossbeam 29.Between crossbeam 29 and cant beam 30, trapezoidal plate 34 is installed also.When crossbeam 29 and cant beam 30 all with after guide rail is installed base plate 16 and is fixedly connected; Crossbeam 29, cant beam 30 and guide rail are installed base plate 16 and are formed triangle; The sucker 32 that be in the triangle outer end this moment is used to withstand flange bracket 2, guarantees underwater positioning device stable of supporting and positioning structure of irradiation surveillance capsule.Sucker 32 Pan Kou are ellipticity, long 140mm, and wide 63.5mm, the degree of depth is 32.5mm, and material is acidproof anti-spoke rubber, and those skilled in the art also can change this dimensional requirement according to actual needs.
As shown in Figure 2, at the lower arm assembly of connection bottom 12 of guide rail installation base plate 16.Shown in figure 15, lower arm assembly 12 comprises the left underarm 35 and bottom right arm 36 of mirror image each other.The cross section of left side underarm 35 and bottom right arm 36 all is " L " type, and they and guide rail are installed tooth bar assembly 8 toe joints on the base plate 16 and can be moved up and down at the guide rail of the guide assembly 7 on the drive lower edge of the tooth bar assembly 8 guide rail installation base plate 16.Install the left underarm in back 35, bottom right arm 36 and guide rail and base plate 16 is installed is formed " mouth " font structures, be fixedly connected at the link position of left underarm 35 and bottom right arm 36 and hold in the palm box 37.
Shown in figure 16; Holder box 37 comprises the box body that is surrounded by plate 40 in holder box antetheca 38, two holder box sidewalls 39 and the holder box; Fixed installation holder box vee-block 41 between two holder box sidewalls 39; The V-arrangement end of this holder box vee-block 41 holds in the palm the inside of other end plate 40 in the holder box of box vee-block 41 towards holder box antetheca 38, and plate 40 holds in the palm box antetheca 38 dorsad in the holder box.Holder box 37 links to each other with lower arm assembly 12 (comprising left underarm 35 and bottom right arm 36) through the sidewall bolt hole.Lateral surface at two sidewalls 39 that hold in the palm box 37 fixedly mounts projection 45 respectively.The v-depression of these two projections 45 and described holder box vee-block 41 just with Fig. 1 in three irradiation monitoring pipe 3 positions corresponding, realize holding in the palm the positioning function of box 37 with this.
As shown in Figure 2, below the horizontal frame 17 that spreads out, guide rail is installed base plate 16 on the side of the horizontal frame 17 that spreads out, and evenly arranges several pin assemblies 9 between guide assembly 7 and the tooth bar assembly 8.Shown in figure 17, pin assembly 9 comprises that being used to be installed in guide rail installs the installing plate 43 on the base plate 16, is fixedly connected sleeve 44, installing and locating pin 42 in sleeve 44 at installing plate 43 towards a side of tooth bar assembly 8.The end of described register pin 42 is the round end taper, and when the power that register pin 42 is applied was enough big, register pin 42 can be withdrawn in the sleeve 44, and register pin 42 can reach original position when the power that applies disappears.Above-mentioned functions can realize through mounting spring in sleeve 44, can certainly realize through other similar mode, for example hydraulic way.
As shown in Figure 2; Above the horizontal frame 17 that spreads out; Installation and moving plateform system 5; This mobile platform system 5 is an open platform, the device of device that difference installation and control holder box 37 goes up and down in mobile platform system 5 and 14 actions of control left upper arm assembly, and all circuit, gas circuit or oil circuit can be arranged in the side that guide rail is installed the horizontal dorsad frame 17 that spreads out of base plate 16.Hydraulically powered roller is installed in the bottom surface of mobile platform system 5, can make in the guide rail of mobile platform system 5 on the horizontal frame 17 that spreads out through this roller and move.Can certainly 5 cancellations of mobile platform system be extended to safety place with all control system through circuit, gas circuit or oil circuit, control by operating personnel are long-range.
The course of work of supporting and positioning structure of irradiation surveillance capsule underwater positioning device provided by the invention is roughly following:
1. the horizontal frame 17 that spreads out is placed on the upper surface of flange bracket 2, through the weight of the whole supporting and positioning structure of irradiation surveillance capsule underwater positioning device of feet 19 supports, the position of feet 19 is as shown in Figure 5.Through adjusting the upper surface keeping parallelism that eight feets 19 make horizontal spread out frame 17 maintenances and flange bracket 2.This moment, the sucker 32 of balance columns mechanism assembly withstood on the sidewall of flange bracket 2, and the horizontal part of frame below 17 of spreading out immerses in the boron water of reactor fully.
2. will ask box 37 to drop under water through the control gear in the mobile platform system 5, realize holder box 37 location of vertical direction under water through register pin on the pin assembly 9 42 and the preformed hole on the holder box 37 pop-up box sidewalls 39.
3. when needs dismounting irradiation monitoring pipe 3, through the pneumatic claw assembly 25 on the control of the control gear in the mobile platform system 5 upper arm assembly irradiation monitoring pipe 3 is pulled down, and be placed in the holder box 37.When needs are installed irradiation monitoring pipe 3; Through other mechanism irradiation monitoring pipe 3 is transported under water; And, control pneumatic claw assembly 25 through the control gear in the mobile platform system 5 through pneumatic claw assembly 25 clamping irradiation monitoring pipes 3, make irradiation monitoring pipe 3 aim at the center of holder box 37; This moment, the position of irradiation monitoring pipe 3 just met the demands, and can it be installed in assigned address.
Claims (5)
1. supporting and positioning structure of irradiation surveillance capsule underwater positioning device; It is characterized in that: it comprises main frame (6); This main frame (6) comprises the perpendicular frame that spreads out (15) and the horizontal frame that spreads out (17) of orthogonal layout and fixed connection; On the perpendicular frame (15) that spreads out, being provided with the cross section is that rectangular guide rail is installed base plate (16), installs on the base plate (16) at guide rail and has preformed hole, is provided with several feets that is used to support whole supporting and positioning structure of irradiation surveillance capsule underwater positioning device (19) at the lower surface of the horizontal frame that spreads out (17); At guide rail base plate (16) is installed and upward is provided with guide assembly (7) and tooth bar assembly (8) towards a side of the perpendicular frame (15) that spreads out; In the below of the horizontal frame that spreads out (17), the left upper arm assembly (14) and the right upper arm assembly (10) of the identical mirror-image arrangement of several structures is installed on the sidewall of guide rail installation base plate (16), described left upper arm assembly (14) comprises hydraulic pressure cylinder assembly (22); On the sidewall of hydraulic pressure cylinder assembly (22), be provided with pressing plate (21); Hydraulic pressure cylinder assembly (22) is installed base plate (16) through pressing plate (21) and guide rail and is fixedly connected, and the end of the piston rod (23) of hydraulic pressure cylinder assembly (22) is fixedly connected with a right-angle side of tripod assembly (24), and another right-angle side of tripod assembly (24) is connected with pneumatic claw assembly (25); Described tooth bar assembly (8) connects the lower arm assembly (12) that can move up and down along tooth bar assembly (8); Go up fixed connection holder box (37) at lower arm assembly (12), be respectively equipped with projection (45) on the opposing sidewalls outside surface of holder box (37), holder box (37) center is provided with holder box vee-block (41); Described projection (45) and holder box vee-block (41) are corresponding with irradiation monitoring pipe (3) on the bracketplant (4), realize locating.
2. a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device as claimed in claim 1; It is characterized in that: the left balance columns mechanism assembly (13) and the right balance columns mechanism assembly (11) that on the sidewall of guide rail installation base plate (16), also are provided with the identical mirror-image arrangement of structure; Left side balance columns mechanism assembly (13) comprises crossbeam (29) and the cant beam (30) that Cheng Yiduan is fixedly connected; The free end of crossbeam (29) and cant beam (30) is respectively equipped with fixed head (31), is connected sucker (32) with the end that cant beam (30) is fixedly connected through leading screw (33) at crossbeam (29).
3. according to claim 1 or claim 2 a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device; It is characterized in that: be provided with mobile platform system (5) in the top of the horizontal frame that spreads out (17), in mobile platform system (5), be respectively equipped with the device of control holder box (37) up-down and the device of control left upper arm assembly (14) action.
4. a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device as claimed in claim 3 is characterized in that: the upper surface mounting guide rail of the horizontal frame that spreads out (17), this guide rail are used for moving of mobile platform system (5).
5. a kind of supporting and positioning structure of irradiation surveillance capsule underwater positioning device as claimed in claim 4 is characterized in that: at the lower surface edge mounting flange folder (18) of the horizontal frame that spreads out (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101769871A CN101656113B (en) | 2009-09-25 | 2009-09-25 | Underwater positioning device of supporting and positioning structure of irradiation surveillance capsule |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101769871A CN101656113B (en) | 2009-09-25 | 2009-09-25 | Underwater positioning device of supporting and positioning structure of irradiation surveillance capsule |
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| CN101656113A CN101656113A (en) | 2010-02-24 |
| CN101656113B true CN101656113B (en) | 2012-05-16 |
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| CN2009101769871A Active CN101656113B (en) | 2009-09-25 | 2009-09-25 | Underwater positioning device of supporting and positioning structure of irradiation surveillance capsule |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568630B (en) * | 2010-12-09 | 2014-10-01 | 秦山核电有限公司 | Detachable internals maintaining support |
| CN107093481B (en) * | 2017-06-01 | 2019-03-01 | 中国核工业第五建设有限公司 | The method for making in-pile component positioning insert in AP1000 nuclear power station |
| CN115050494B (en) * | 2022-06-27 | 2023-11-17 | 中国核动力研究设计院 | Cantilever type irradiation monitoring pipe grabbing device and working method |
| CN115041946B (en) * | 2022-06-27 | 2023-05-23 | 中国核动力研究设计院 | Cantilever type irradiation supervision tube tripping device and working method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1032249A (en) * | 1964-12-15 | 1966-06-08 | Reactor Centrum Nederland | A heterogeneous nuclear reactor |
| US4427621A (en) * | 1981-07-02 | 1984-01-24 | Westinghouse Electric Corp. | Jacking mechanism for upper internals structure of a liquid metal nuclear reactor |
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2009
- 2009-09-25 CN CN2009101769871A patent/CN101656113B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1032249A (en) * | 1964-12-15 | 1966-06-08 | Reactor Centrum Nederland | A heterogeneous nuclear reactor |
| US4427621A (en) * | 1981-07-02 | 1984-01-24 | Westinghouse Electric Corp. | Jacking mechanism for upper internals structure of a liquid metal nuclear reactor |
Non-Patent Citations (3)
| Title |
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| JP特开2001-343482A 2001.12.14 |
| JP特开平10-304647A 1998.11.13 |
| JP特开平3-81696A 1991.04.08 |
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