CN108766606A - Nuclear power plant's burnable poison assembly switches tool with Neutron source assembly - Google Patents
Nuclear power plant's burnable poison assembly switches tool with Neutron source assembly Download PDFInfo
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- CN108766606A CN108766606A CN201810554497.XA CN201810554497A CN108766606A CN 108766606 A CN108766606 A CN 108766606A CN 201810554497 A CN201810554497 A CN 201810554497A CN 108766606 A CN108766606 A CN 108766606A
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- switched
- neutron source
- grappling fixture
- nuclear power
- burnable poison
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
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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)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The present invention provides a kind of nuclear power plant's burnable poison assemblies and Neutron source assembly to switch tool, including:Supporting frame;Lifting structure is set to the top of support frame as described above body;Grappling fixture structure is set in support frame as described above body, and the bottom of the grappling fixture structure is adapted to part to be switched, and the top of the grappling fixture structure is connect with the lifting structure, and the lifting structure drives the grappling fixture structure to move up and down;And position detection component, it is set on the lifting structure, the position detection component is used for the position according to part to be switched described in the acquisition of the move distance of the lifting structure.Pass through the cooperation between lifting structure, grappling fixture structure and position detection component, realize that the reliable of part to be switched such as burnable poison assembly and Neutron source assembly is switched, and monitor the position of part to be switched in real time, ensure that the movement travel of part to be switched is accurate and reliable, switching for burnable poison and Neutron source assembly is realized, to meet the needs of associated component during nuclear power is daily and turnover job operates.
Description
Technical field
The present invention relates to maintained equipment technical fields, more particularly to a kind of nuclear power plant's burnable poison assembly and neutron source group
Part nuclear power plant burnable poison assembly switches tool with Neutron source assembly.
Background technology
Nuclear power plant's part heap-type is first to have 66 groups of burnable poisons and 2 groups of primary neutron source components not to reenter heap after circulation terminates
It uses, is shifted;It needs to shift secondary neutron source component before feeding after overhaul discharging, to meet secondary neutron
The source component requirement constant in reactor core position.Therefore burnable poison and Neutron source assembly switch the research and development and application of tool, to core
Power plant is daily and turnover job is smoothed out, and plays very important effect.
Currently, burnable poison and Neutron source assembly, which switch tool, can not reliably realize burnable poison and Neutron source assembly
It switches, there are security risk, associated component during domestic nuclear power is daily and turnover job cannot be met and operate more demands.
Invention content
Based on this, it is necessary to which burnable poison can not reliably be switched by switching tool for current burnable poison and Neutron source assembly
And the problem of Neutron source assembly, a kind of flammable poison of nuclear power plant realized burnable poison assembly and reliably switched with Neutron source assembly is provided
Object component switches tool with Neutron source assembly.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of nuclear power plant's burnable poison assembly switches tool with Neutron source assembly, including:
Supporting frame;
Lifting structure is set to the top of support frame as described above body;
Grappling fixture structure is set in support frame as described above body, and the bottom of the grappling fixture structure is adapted to part to be switched, described
The top of grappling fixture structure is connect with the lifting structure, and the lifting structure drives the grappling fixture structure to move up and down;And
Position detection component is set on the lifting structure, and the position detection component is used to be tied according to the lifting
The position of part to be switched described in the move distance acquisition of structure.
The grappling fixture structure includes mandrel, grappling fixture outer barrel and grappling fixture inner cylinder in one of the embodiments, outside the grappling fixture
Jacket casing is set to the outside of the grappling fixture inner cylinder, and is fixedly connected with the bottom of the mandrel, the grappling fixture inner cylinder and the grappling fixture
The bottom of outer barrel all has grapple, and the grapple is for hooking up the part to be switched.
The lifting structure includes driving motor, reduction box, reel and is wound in the volume in one of the embodiments,
The output end of steel wire rope on cylinder, the driving motor drives the spool turns by the reduction box, and the reel is made to release
Put or wind the steel wire rope;
The end of the steel wire rope is connected to the top of the mandrel.
It further includes locking knot that nuclear power plant's burnable poison assembly switches tool with Neutron source assembly in one of the embodiments,
Structure, the locking structure are set in support frame as described above body, and the locking structure is connect with the grappling fixture structure, the locking knot
Structure is for locking or unlocking the part to be switched in the bottom of the grappling fixture structure.
The locking structure includes that driving handle, drive rod, shift fork and driving are dialled in one of the embodiments,
Pin, the driving handle may be contained with the drive rod in support frame as described above body, and the drive rod connects the driving handle
With the shift fork;
The shift fork is rotatablely arranged on support frame as described above body, and the driving finger is set to the mandrel
Top, the shift fork are abutted with the driving finger, and the shift fork can drive the driving finger to rotate, and band
The dynamic mandrel rotation.
It further includes being oriented to knot that nuclear power plant's burnable poison assembly switches tool with Neutron source assembly in one of the embodiments,
Structure, the guide frame are set in support frame as described above body, and are sheathed on the outside of the mandrel, the guide frame for pair
The elevating movement of the part to be switched is oriented to.
The guide frame includes moving parts, transmission component and guidance set, the fortune in one of the embodiments,
Dynamic assembly set is set to the outside of the mandrel, the transmission component drive connection guidance set;
The elevating movement of the mandrel can drive the moving parts to synchronize and rise or fall, and pass through the transmission group
Part drives the guidance set to open the channel of support frame as described above body or be oriented to the part to be switched.
The transmission component includes support plate, frid and two groups of directive wheels, the support plate in one of the embodiments,
Be sheathed on the mandrel, the directive wheel is symmetrical and is rollably set in the support plate, the idler wheel along with it is described
Supporting frame rolls, and the frid upper edge short transverse opens up inclined sliding slot, and the mandrel drives institute by the support plate
When stating frid up and down motion, the end of the transmission component can slide in or out the sliding slot;
When the end of the transmission component slides into the sliding slot, the transmission component drives the guidance set to treat and switches
Part is oriented to.
The transmission component includes stub, rotating arm and adjusts connecting rod in one of the embodiments, and the stub can turn
The rotating arm and the adjusting connecting rod are connected dynamicly, and the other end of the rotating arm is rotatably installed on support frame as described above body
On, the other end for adjusting connecting rod is connect with the guidance set.
The guidance set includes guiding axis and is oriented to target in one of the embodiments, and the guiding axis is sequentially connected
The guiding target and the adjusting connecting rod, the adjusting connecting rod drive the guiding target to rotate by the guiding axis, to open
Or close the channel inside support frame as described above body;
A plurality of guide groove is opened up on the guiding target, and a plurality of guide groove is arranged in parallel and is interconnected, the guide groove
It is passed through for part to be switched described in confession, and the part to be switched is oriented to.
The quantity of the frid and the transmission component, the guidance set is four in one of the embodiments,
The symmetrical side with the support plate of four frids, and pass through corresponding transmission component and the corresponding guiding group
Part connects;
Four guiding targets divide two layers of setting, are in 90 ° of stagger settings described in two layers of guiding target so that described in two layers
The guide groove portion for being oriented to target overlaps, for accommodating the part to be switched.
It further includes emergent knot that nuclear power plant's burnable poison assembly switches tool with Neutron source assembly in one of the embodiments,
Structure, the emergent structure setting can be connect in support frame as described above body with the guide frame, for limiting the guiding knot
Structure is not to position when switching part and being oriented to.
The emergent structure includes emergent knob, Emergency rope, safe handle and safe snap-gauge in one of the embodiments,
The safe snap-gauge is rotatablely arranged on the safe handle, and the safe handle is set in support frame as described above body, described to answer
Anxious rope, which connects one end of the safe snap-gauge and the emergent knob, the other end of the safe snap-gauge, can catch on the stub.
Support frame as described above body includes over sling and lower hanger in one of the embodiments, and the over sling is located at described
The lower section of lower hanger, and be detachably connected with the lower hanger.
Guide positioning pin is arranged in the bottom of support frame as described above body in one of the embodiments, for waiting switching to described
Part is positioned.
It further includes tension inspection that nuclear power plant's burnable poison assembly switches tool with Neutron source assembly in one of the embodiments,
Component is surveyed, the tension detection part is set on the steel wire rope, the weight for detecting the part to be switched.
It further includes tensile figure that nuclear power plant's burnable poison assembly switches tool with Neutron source assembly in one of the embodiments,
Code display screen and position digital display screen, the tension digital display screen is electrically connected with the tension detection part, for showing
The weight of the part to be switched;The position digital display screen is electrically connected with the position detection component, for showing described wait for
Switch the height of part.
It further includes manual control that nuclear power plant's burnable poison assembly switches tool with Neutron source assembly in one of the embodiments,
Box, the manual control box switch the operating mode and fortune of tool for adjusting nuclear power plant's burnable poison assembly with Neutron source assembly
Scanning frequency degree.
After adopting the above technical scheme, beneficial effects of the present invention are:
Nuclear power plant's burnable poison assembly and the Neutron source assembly of the present invention switches tool, and when taking-up, lifting structure drive is grabbed
Header structure declines, and after grappling fixture structure drops to predeterminated position, the bottom of grappling fixture structure connects part to be switched, and passes through locking knot
Part to be switched is locked in the bottom of grappling fixture structure by structure, and then, lifting structure drives grappling fixture structure to rise, and passes through guide frame pair
Part to be switched is oriented to, and part to be switched is transported to designated position;When insertion, the bottom of grappling fixture structure connects part to be switched
Afterwards, lifting structure drives grappling fixture structure to decline, and is treated by guide frame and to switch part and be oriented to, when grappling fixture structure drops to
After predeterminated position, locking structure unlocks part to be switched from grappling fixture structure, and the bottom of grappling fixture structure discharges part to be switched;Effectively
The current nuclear power plant's burnable poison assembly of solution switch tool with Neutron source assembly and can not reliably switch burnable poison and neutron
The problem of source component;By the cooperation between lifting structure, grappling fixture structure, locking structure and guide frame, ensure part to be switched
Such as the safety in burnable poison assembly and Neutron source assembly reversed process, security performance when switching is improved, realizes part to be switched
It is reliable switch, to meet the needs of associated component during nuclear power is daily and turnover job operates.
Description of the drawings
Fig. 1 is that nuclear power plant's burnable poison assembly of one embodiment of the invention switches the stereogram of tool with Neutron source assembly;
Fig. 2 is that nuclear power plant's burnable poison assembly shown in FIG. 1 switches the partially schematic of upper tool part point with Neutron source assembly
Figure;
Fig. 3 is the vertical view that nuclear power plant's burnable poison assembly shown in Fig. 2 switches upper tool part point with Neutron source assembly;
Fig. 4 is that nuclear power plant's burnable poison assembly shown in FIG. 1 switches the partially schematic of tool lower portion point with Neutron source assembly
Figure;
Fig. 5 is that nuclear power plant's burnable poison assembly shown in FIG. 1 switches locking structure and grappling fixture in tool with Neutron source assembly
The overhead sectional view of structural attachments;
Fig. 6 is that nuclear power plant's burnable poison assembly shown in Fig. 4 switches guide frame in tool lower portion point with Neutron source assembly
Moving parts at overhead sectional view;
Fig. 7 is that nuclear power plant's burnable poison assembly shown in Fig. 4 switches guiding target in tool lower portion point with Neutron source assembly
Vertical view;
Wherein:
100- nuclear power plants burnable poison assembly switches tool with Neutron source assembly;
110- supporting frames;
111- over slings;
Hanger under 112-;1121- guide positioning pins;
120- grappling fixture structures;
121- mandrels;
122- grappling fixture outer barrels;
123- grappling fixture inner cylinders;
124- mandrel outer barrels;
130- lifting structures;
131- driving motors;
132- reduction boxes;
133- reels;
134- steel wire ropes;
140- locking structures;
141- driving handles;
142- drive rods;
143- shift forks;
144- drives finger;
150- guide frames;
151- support plates;
152- directive wheels;
153- frids;1531- sliding slots;
154- stubs;
155- rotating arms;
156- adjusts connecting rod;
157- guiding axis;
158- is oriented to target;
160- meets an urgent need structure;
The emergent knobs of 161-;
162- Emergency ropes;
The safe snap-gauges of 163-;
The safe handles of 164-;
170- position detection components;
180- tension detection parts.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, by the following examples, it and combines attached
Figure is switched tool with Neutron source assembly to nuclear power plant's burnable poison assembly of the present invention and is further elaborated.It should manage
Solution, described herein specific examples are only used to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, Fig. 2 and Fig. 4, the present invention provides a kind of nuclear power plant's burnable poison assemblies and Neutron source assembly to switch work
Tool 100, nuclear power plant's burnable poison assembly switch tool 100 for such as may be used to the part to be switched in nuclear power plant with Neutron source assembly
Combustion poisonous substance component and Neutron source assembly etc. are switched.Certainly, in the other embodiment of the present invention, nuclear power plant's burnable poison
Component switches tool 100 with Neutron source assembly also can carry out switching operation to other structures.Burnable poison assembly and neutron source group
Part displacement switching operation belongs to high risk work, all very high to equipment, personnel, operating process, the requirement of key problem in technology point,
It is therefore desirable to which all switching operations of burnable poison assembly and Neutron source assembly must all be completed under water, there is radiation risk, it is right
It is more demanding that nuclear power plant's burnable poison assembly and Neutron source assembly switch tool 100, to ensure to treat to switch part accurate positioning.It adopts
With nuclear power plant's burnable poison assembly and the Neutron source assembly of the present invention switch tool 100 treat switch part such as burnable poison assembly with
Neutron source assembly etc., which switch, can ensure to switch reliably, to ensure part to be switched such as burnable poison assembly and Neutron source assembly
Safety in reversed process improves security performance when switching, and is operated with meeting associated component during nuclear power is daily and turnover job
Demand.
Nuclear power plant's burnable poison assembly of the present invention switches tool 100 for special to Spent Fuel Pool with Neutron source assembly
Reload gripping apparatus, for operating burnable poison assembly when reloading for the first time, for capturing secondary neutron source component during other reload,
Crawl, release and the lifting process of component are all carried out in boric acid under water, and nuclear power plant's burnable poison assembly is switched with Neutron source assembly
Tool 100 need to be with spentnuclear fuel bridge crane cooperating, in the storage bracket that Spent Fuel Pool pool wall is hung over after use when using.
When nuclear power plant's burnable poison assembly switches 100 operation of tool with Neutron source assembly, burnable poison assembly is extracted out from fuel assembly,
Then it is inserted on burnable poison assembly storage rack;Burnable poison assembly is extracted out from burnable poison storage rack, then by it
It is inserted into irradiated fuel assembly;In refueling outage associated component reversed process, carry out Neutron source assembly switches work.
In the present invention, nuclear power plant's burnable poison assembly and Neutron source assembly switch tool 100 include supporting frame 110,
Lifting structure 130 and grappling fixture structure 120.Lifting structure 130 is set to the top of supporting frame 110.Grappling fixture structure 120 is arranged
In supporting frame 110, the bottom of grappling fixture structure 120 is adapted to part to be switched, the top of grappling fixture structure 120 and lifting structure
130 connections, lifting structure 130 drive grappling fixture structure 120 to move up and down.Supporting frame 110 plays a supportive role, and nuclear power plant is flammable
Each parts that poisonous substance component switches tool 100 with Neutron source assembly may be contained on supporting frame 110.Lifting structure 130
For driving grappling fixture structure 120 to move up and down, grappling fixture structure 120 is for driving part to be switched to move so that part to be switched is dynamic
It extracts out or is inserted into fuel assembly in fuel assembly, realize switching for part to be switched.
It will be when switching part and being extracted out from fuel assembly, lifting structure 130 drives grappling fixture structure 120 to move downward so that
The bottom of grappling fixture structure 120 connects part to be switched;After the completion of connection, lifting structure 130 drives grappling fixture structure 120 to move upwards,
Part to be switched is extracted out from fuel assembly, and part to be switched is put into burnable poison assembly storage rack or other fuel assemblies;
It will be when switching part insertion fuel assembly, the bottom of grappling fixture structure 120 connects part to be switched, and lifting structure 130 drives grappling fixture knot
Structure 120 moves downward, and part to be switched is inserted into fuel assembly;Lifting structure 130 drives grappling fixture structure 120 upwards after the completion
Movement resets.It should be noted that part to be switched refers to burnable poison assembly or Neutron source assembly, only to wait for down in the present embodiment
Change part alternate description.
Exemplary, supporting frame 110 includes over sling 111 and lower hanger 112, and over sling 111 is located under lower hanger 112
Side, and be detachably connected with lower hanger 112.It is understood that nuclear power plant is used for burnable poison assembly and Neutron source assembly
It switches, the size that nuclear power plant's burnable poison assembly switches tool 100 with Neutron source assembly is bigger, and supporting frame 110 is divided
At two parts, use when, links together, and folding and unfolding is separated after the completion of use, can facilitate receiving.On it is understood that
The bottom of hanger 111 and the top of lower hanger 112 are respectively provided with connecting flange.Nuclear power plant's burnable poison assembly falls with Neutron source assembly
Tool 100 is changed in use, first assembling over sling 111 and lower hanger 112, is hung under using spentnuclear fuel bridge crane lifting over sling 111
Appropriate height, so that over sling 111 is corresponding with the flange of lower hanger 112, and is connected through a screw thread part and reliably fixes on frame 112
The assembly that nuclear power plant's burnable poison assembly switches tool 100 with Neutron source assembly is completed in connection.After the completion of use, then dismantle spiral shell
Line connector, to detach over sling 111 and lower hanger 112.It should be noted that over sling 111 and lower hanger 112 are frame
Structure plays a supportive role while being conveniently operated.
Moreover, guide positioning pin 1121 is arranged in the bottom of supporting frame 110, switches part for treating and positioned.Specifically
, there is guide positioning pin 1121, guide positioning pin 1121 and the upper tube socket of fuel assembly to carry out rigidity for the bottom of lower hanger 112
Positioning, so that the position between lower hanger 112 and part to be switched is relatively fixed.In use, lifting core by spentnuclear fuel bridge crane
Power plant's burnable poison assembly switches tool 100 with Neutron source assembly, and is moved to above fuel assembly, then uses guide-localization
Pin 1121 carries out nuclear power plant's burnable poison assembly and switches tool 100 and upper pipe seat of fuel component rigidly positioning with Neutron source assembly,
Nuclear power plant's burnable poison assembly and Neutron source assembly switch carry out after tool 100 and fuel assembly positioning the extraction of part to be switched/
Be inserted into work, extraction/insertion work terminate rear allow nuclear power plant's burnable poison assembly and Neutron source assembly switch tool 100 and
It is disengaged between fuel assembly.
Referring to Fig. 1 and Fig. 4, further, grappling fixture structure 120 includes mandrel 121, grappling fixture outer barrel 122 and grappling fixture inner cylinder
123, grappling fixture outer barrel 122 is sheathed on the outside of grappling fixture inner cylinder 123, and is fixedly connected with the bottom of mandrel 121, grappling fixture inner cylinder 123
Grapple is all had with the bottom of grappling fixture outer barrel 122, grapple is for hooking up part to be switched.Correspondingly, the top setting of part to be switched
There are hook block portion, grappling fixture inner cylinder 123 and the grapple of 122 bottom of grappling fixture outer barrel to hook up hook block portion, to realize that the connection of grappling fixture structure 120 waits for
Part is switched, and then drives grappling fixture structure 120 to move by lifting structure 130, to realize the extraction or insertion of part to be switched.It can be with
Understand, the bottom of mandrel 121 passes through the components such as connecting plate and threaded connector and grappling fixture inner cylinder 123 and grappling fixture outer barrel
122 top connection, and the top of grappling fixture inner cylinder 123 can also be connected through a screw thread part with the top of grappling fixture outer barrel 122 and connect
It is fixed.Exemplary, the top of grappling fixture inner cylinder 123 is consolidated with the top of grappling fixture outer barrel 122 by the way of stud attaching nut
It is fixed.
Moreover, grappling fixture structure 120 further includes mandrel outer barrel 124, mandrel outer barrel 124 is sheathed on the outside of mandrel 121, and core
Axis 121 can be rotated relative to mandrel outer barrel 124, can be outside synchronous drive mandrel when lifting structure 130 rises with moving mandrel 121
Cylinder 124 rotates.Mandrel outer barrel 124 can facilitate the installation of other structures, avoid sending out between the rotation and other structures of mandrel 121
Raw interference ensures that stable movement is reliable.
Referring to Fig. 1 to Fig. 3, still further, lifting structure 130 includes driving motor 131, reduction box 132, reel 133
And it is wound in the steel wire rope 134 on reel 133, the output end of driving motor 131 is rotated by reduction box 132 with movable reel 133,
Make the release of reel 133 or lay winding wire ropes 134.The end of steel wire rope 134 is connected to the top of mandrel 121.Grappling fixture structure 120
It is used as power source, driving motor 131 that rotating cylinder, band movable reel 133 is driven to wind or discharge steel wire rope using driving motor 131
134, when 133 lay winding wire ropes 134 of reel, steel wire rope 134 can drive grappling fixture structure 120 to rise;Reel 133 discharges steel wire rope
When 134, steel wire rope 134 drives grappling fixture structure 120 to decline;Realize extraction and the insertion operation of part to be switched.Reduction box 132 is driven
The output end and reel 133 for connecting driving motor 131, for reducing the rotating speed that driving motor 131 exports, and then reduce reel
133 velocity of rotation, to control the lifting speed of grappling fixture structure 120.It is understood that part to be switched such as Neutron source assembly exists
When switching, it is desirable that speed control is accurate, ensure it is whole at a slow speed (lifting speed of grappling fixture structure 120 ranging from 0.2m/Min~
0.7m/Min, preferably, speed is 0.5m/Min) and speed equilibrium, while satisfaction switches demand, also needs to meet inspection and set
Standby demand, ensures the reliability switched.Moreover, position detection component 170 is located at the end of reel 133, pass through turning for reel 133
The acquisition of the dynamic location information for realizing 134 movement travel of steel wire rope, and then realize the detection of the position of part to be switched.
Referring to Fig. 4 and Fig. 5, as a kind of embodiment, nuclear power plant's burnable poison assembly switches work with Neutron source assembly
Tool 100 further includes locking structure 140, and locking structure 140 is set in supporting frame 110, locking structure 140 and grappling fixture structure
120 connections, locking structure 140 is for locking or unlocking part to be switched in the bottom of grappling fixture structure 120.Locking structure 140 is used
In the bottom for making part to be switched be locked in grappling fixture structure 120, or part to be switched is made to be detached from from the bottom of grappling fixture structure 120, this
Sample can ensure that grappling fixture structure 120 reliably drives part to be switched to extract out or be inserted into.It is understood that locking structure 140 is logical
It crosses the grappling fixture inner cylinder 123 of grappling fixture structure 120 and the grapple of 122 bottom of grappling fixture outer barrel and the hook block portion cooperation at the top of part to be switched is real
The locking and unlock of existing grappling fixture structure 120 and part to be switched.Specifically, extracting out when switching part, lifting structure 130 drives grappling fixture
After structure 120 drops to specified altitude assignment, locking structure 140 drives the grappling fixture inner cylinder that grappling fixture structure 120 is driven by mandrel 121
123 move with grappling fixture outer barrel 122 so that the grapple of grappling fixture inner cylinder 123 and 122 bottom of grappling fixture outer barrel moves to the hook of part to be switched
The lower section of hanging part, subsequent lifting structure 130 drive grappling fixture structure 120 to rise so that grapple hooks in hook block portion, in this way lifting knot
Structure 130 drives grappling fixture structure 120 to continue to rise, to drive part to be switched to extract fuel assembly out.It is inserted into when switching part, lifting knot
Structure 130 drives grappling fixture structure 120 to decline, and then part to be switched is driven to be inserted into fuel assembly, when grappling fixture structure 120 drops to
After specified altitude assignment, locking structure 140 drives the grappling fixture inner cylinder 123 and grappling fixture outer barrel that grappling fixture structure 120 is driven by mandrel 121
122 movements so that the grapple of grappling fixture inner cylinder 123 and 122 bottom of grappling fixture outer barrel moves away from the lower section in the hook block portion of part to be switched
Position, subsequent lifting structure 130 drives grappling fixture structure 120 to rise, and such grapple can be detached from hook block portion, wait switching to realize
Part is inserted into fuel assembly.
Further, locking structure 140 includes driving handle 141, drive rod 142, shift fork 143 and driving finger
144, driving handle 141 may be contained with drive rod 142 in supporting frame 110, and drive rod 142 connects driving handle 141 and drives
Dynamic shift fork 143.Shift fork 143 is rotatablely arranged on supporting frame 110, and driving finger 144 is set to the top of mandrel 121
Portion, shift fork 143 are abutted with driving finger 144, and shift fork 143 can drive driving finger 144 to rotate, and with moving mandrel
121 rotations.It is understood that locking structure 140 drives mandrel 121 to rotate so that grappling fixture inner cylinder 123 and grappling fixture outer barrel 122
The lower section in the hook block portion that the grapple of bottom turns at the top of part to be switched is turned to far from the hook block portion at the top of part to be switched
Lower section position, realize the locking and unlock of grappling fixture structure 120 and part to be switched.Specifically, when the drive of lifting structure 130 is grabbed
After header structure 120 drops to specified altitude assignment, operating personnel move driving handle 141, and driving handle 141 drives drive rod 142 to transport
It is dynamic, and then drive rod 142 drives shift fork 143 to move so that the end of shift fork 143 can stir driving finger 144,
Driving finger 144 in this way can be rotated with moving mandrel 121, and grappling fixture inner cylinder 123 is driven to be rotated with grappling fixture outer barrel 122 so that be grabbed
The lower section in the hook block portion that head inner cylinder 123 and the grapple of 122 bottom of grappling fixture outer barrel turn at the top of part to be switched turns to remote
The locking and unlock of grappling fixture structure 120 and part to be switched are realized, in turn in the position of lower section from the hook block portion at the top of part to be switched
Realize the extraction and insertion of part to be switched.
Referring to Fig. 3, Fig. 6 and Fig. 7, as a kind of embodiment, nuclear power plant's burnable poison assembly falls with Neutron source assembly
It further includes guide frame 150 to change tool 100, and guide frame 150 is set in supporting frame 110, and is sheathed on the outer of mandrel 121
Side, guide frame 150 are used to treat the elevating movement for switching part and are oriented to.Guide frame 150 switches part progress for treating
It is oriented to, the security risk generated to avoid part collsion damage to be switched.When extracting out when switching part, 120 bottom of grappling fixture structure
Grapple hook up behind the hook block portion at the top of part of switching, lifting structure 130 drives grappling fixture structure 120 to rise and simultaneously drives part to be switched
Rise, after switching part and progressing into lower hanger 112, guide frame 150, which is treated, to be switched part and be oriented to so that part to be switched
Rise steady.When being inserted into when switching part, lifting structure 130 drives grappling fixture structure 120 to decline and part to be switched is driven to decline, and waits for
It switches after part progresses into lower hanger 112, guide frame 150, which is treated, to be switched part and be oriented to so that part to be switched declines flat
Surely;After switching part and gradually stretching into fuel assembly, guide frame 150, which is no longer treated, to be switched part and is oriented to.
Specifically, guide frame 150 includes moving parts, transmission component and guidance set, moving parts are sheathed on mandrel
121 outside, transmission component drive connection guidance set.The elevating movement of mandrel 121 can drive moving parts to synchronize rising
Or decline, and drive guidance set to open the channel of supporting frame 110 or treat by transmission component and switch part and be oriented to.When
It is risen or fallen to certain distance wait switching part, moving parts driving transmission component drives guidance set to carry out guiding operation.
Specifically, after lifting structure 130 drives grappling fixture structure 120 to decline, mandrel 121 can drive moving parts to decline, and then move
Component can contact after declining with transmission component, and drive guidance set movement by transmission component so that guidance set is treated
The decline for switching part is oriented to;After grappling fixture structure 120 continues decline, grappling fixture outer barrel 122 moves to the middle region of lower hanger 112
When below domain, moving parts can be detached from transmission component, and transmission component drives guidance set to reset at this time so that guidance set is opened
The channel of lower hanger 112, is in contact convenient for grappling fixture outer barrel 122 with the bottom of grappling fixture inner cylinder 123 with part to be switched, or convenient for grabbing
Part to be switched is inserted into fuel assembly by head outer barrel 122 with grappling fixture inner cylinder 123.Lifting structure 130 drives grappling fixture structure 120 to rise
When, mandrel 121 can drive moving parts to rise, and then can be contacted with transmission component after moving parts rising, and pass through biography
Dynamic component drives guidance set movement so that guidance set, which is treated, to be switched the rising of part and be oriented to;On grappling fixture structure 120 continues
After rising, moving parts can be detached from transmission component, and transmission component drives guidance set to reset at this time so that guidance set is hung under opening
The channel of frame 112.
Further, transmission component includes that support plate 151, frid 153 and two groups of directive wheels 152, support plate 151 are sheathed on
On mandrel 121, directive wheel 152 is symmetrical and is rollably set in support plate 151, and idler wheel is rolled along with supporting frame 110, slot
153 upper edge short transverse of plate opens up inclined sliding slot 1531, and mandrel 121 drives frid 153 to move up and down by support plate 151
When, the end of transmission component can slide in or out sliding slot 1531.When the end of transmission component slides into sliding slot 1531, transmission component
It drives guidance set to treat to switch part and be oriented to.Support plate 151 is sheathed on the mandrel outer barrel 124 of mandrel 121, lifting structure
When 130 band moving mandrels 121 lift, support plate 151 is driven to move up and down together by mandrel outer barrel 124, while being set to branch
152 groups of directive wheel on support plate 151 can be moved up and down along the edge of the frame structure of lower hanger 112, in this way can be right
The movement of support plate 151 is oriented to, so that the elevating movement of mandrel 121 is steady.Frid 153 be for transmission component
Cooperation, when the end of transmission component slides into sliding slot 1531, the sliding slot 1531 being obliquely installed is to the end application to transmission component
Active force such as frictional force and pressure etc., and then above-mentioned active force can drive transmission component to move so that transmission component drives
Guidance set closes the channel of lower hanger 112, switches part to treat and is oriented to.
Still further, transmission component includes stub 154, rotating arm 155 and adjusts connecting rod 156, stub 154 is rotationally
It connects rotating arm 155 and is rotatably installed on supporting frame 110 with connecting rod 156, the other end of rotating arm 155 is adjusted, adjusted
The other end of connecting rod 156 is connect with guidance set.Stub 154 is and 1531 matched main element of the sliding slot of frid 153, main
When the end of pin 154 slides into sliding slot 1531, the sliding slot 1531 being obliquely installed applies active force to stub 154 so that stub 154 is logical
The rotation of rotating arm 155 is crossed, meanwhile, stub 154, which also drives, adjusts the movement of connecting rod 156, and then adjusts connecting rod 156 and drive guidance set
Movement so that guidance set carries out guiding operation;When stub 154 is detached from sliding slot 1531, rotating arm 155 drives stub 154 multiple
Position, while driving and adjusting the reset of connecting rod 156 so that guidance set no longer plays guiding role.
Further, guidance set includes guiding axis 157 and is oriented to target 158, and guiding axis 157, which is sequentially connected, is oriented to target
158 with adjust connecting rod 156, adjust connecting rod 156 by guiding axis 157 with action-oriented target 158 rotate, to open or close supporting rack
Channel inside body 110.It is oriented on target 158 and opens up a plurality of guide groove, and a plurality of guide groove is arranged in parallel and is interconnected, be oriented to
Slot is used to pass through for part to be switched, and treats and switch part guiding.It is oriented to target 158 and is treated by guide groove and switch part and be oriented to,
Part to be switched is avoided to collide damage.Adjusting when connecting rod 156 moves can drive guiding axis 157 to move so that guiding axis 157
Band action-oriented target 158 is overturn, to open or close the channel of lower hanger 112.
In the present embodiment, the quantity of frid 153 and transmission component, guidance set is four, and four frids 153 are symmetrical
The side of distribution and support plate, and connected with corresponding guidance set by corresponding transmission component.Four are oriented to target 158 and are divided to two
Layer setting, it is in 90 ° of stagger settings that two layers, which is oriented to target 158, so that the guide groove portion of two layers of guiding target 158 overlaps, for accommodating
Part to be switched.It is understood that part to be switched such as burnable poison assembly or Neutron source assembly include about 4 meters of cluster groups of more root longs
Part must be oriented to due to cluster diameter about 10mm in lifting process, and the safety for avoiding cluster collsion damage and generating is hidden
Suffer from.Nuclear power plant's burnable poison assembly and Neutron source assembly switch tool 100 treated by guide frame 150 switch the extraction of part with
Insertion is oriented to, and when switching part extraction and being promoted, lifting structure 130 is driven by grappling fixture structure 120 in support plate 151
It rises so that frid 153 drives stub 154 and rotating arm 155 to be moved along its upper hopper chute 1531, and stub 154 is by adjusting connecting rod 156
It drives guiding axis 157 and is oriented to target 158 and overturn, complete the overlapping guide function of four groups of guiding targets 158;When part to be switched declines
When, opposite stub 154 pushes adjusting connecting rod 156 is whole to move down along the impression orbit of frid 153, realizes and is oriented to target
158 flip outward.
Nuclear power plant's burnable poison assembly of the present invention switches tool 100 using lifting structure 130, grappling fixture with Neutron source assembly
Cooperation between structure 120, locking structure 140 and guide frame 150 ensures part to be switched such as burnable poison assembly and neutron source
Safety in component reversed process realizes that the reliable of part to be switched is switched, to meet relevant group during nuclear power is daily and turnover job
The demand of part operation.
Referring to Fig. 1, Fig. 2 and Fig. 4, as a kind of embodiment, nuclear power plant's burnable poison assembly falls with Neutron source assembly
It further includes emergent structure 160 to change tool 100, and emergent structure 160 is set in supporting frame 110, and can be connected with guide frame 150
It connects, does not treat the position switched when part is oriented to for restricted guidance structure 150.Emergent structure 160 is anticipated in order to avoid guidance set
It is outer to be oriented to, that is, it avoids being oriented to the unexpected unlatching of target 158, be interfered to avoid being oriented between target 158 and grappling fixture structure 120,
Guarantee operates steadily.
Specifically, emergent structure 160 includes emergent knob 161, Emergency rope 162, safe handle 164 and safe snap-gauge 163, peace
Full snap-gauge 163 is rotatablely arranged on safe handle 164, and safe handle 164 is set in supporting frame 110, and Emergency rope 162 connects
One end of safe snap-gauge 163 and emergent knob 161, the other end of safe snap-gauge 163 can catch on stub 154.At emergent knob 161
When locking state, the safe snap-gauge 163 on safe handle 164 is associated with compression with stub 154, realizes the automatic locking of stub 154,
It avoids stub 154 from driving to adjust the movement of connecting rod 156 and carry out guiding operation so that being oriented to target 158 and overturning;Unlock is needed to be oriented to target
When 158, tension, which should jerk 161 hands, can pull Emergency rope 162, and then Emergency rope 162 drives safe snap-gauge 163 relative to safe handle
164 swing so that safe snap-gauge 163 is detached from stub 154, at this point, the movement of guide frame 150 can make guiding target 158 to varus
Turn to realize that the guiding for being oriented to target 158 operates to close the channel of lower hanger 112.It is understood that when emergent structure 160 locks
When stub 154, the cooperation of moving parts and transmission component also cannot achieve the guiding operation for being oriented to target 158.
Referring to Fig. 1 to Fig. 3, as a kind of embodiment, nuclear power plant's burnable poison assembly switches work with Neutron source assembly
Tool 100 further includes tension detection part 180, and tension detection part 180 is set on steel wire rope 134, for detecting part to be switched
Weight.Tension detection part 180 can in real time on measuring steel wire rope 134 tension, to realize reality that grappling fixture structure 120 lifts
When detection control, ensure that the stable movement of part to be switched is reliable.Exemplary, tension detection part 180 is tension sensor or power
Square sensor etc..It further includes position detection part that nuclear power plant's burnable poison assembly of the present invention switches tool 100 with Neutron source assembly
Part 170, position detection component 170 are set on reel 133, and the measurement of part position to be switched is realized by the movement of reel 133.
In this way, operating personnel can determine the position of part to be switched according to position detection component 170, part movement overtravel to be switched is avoided
Or movement travel is inadequate, convenient for the monitoring position of part to be switched, ensures that switching operation is accurate and reliable.It is exemplary, position detection part
Part 170 includes but not limited to encoder, position sensor etc., as long as can realize that height monitors.The nuclear power of the present invention
Factory's burnable poison assembly is switched tool 100 with Neutron source assembly and is realized by position detection component 170 and tension detection part 180
Real-time detection, the control of the lifting of lifting structure 130.
Further, it further includes tension digital-scroll technique that nuclear power plant's burnable poison assembly switches tool 100 with Neutron source assembly
Screen and position digital display screen, tension digital display screen are electrically connected with tension detection part 180, the weight for showing part to be switched
Amount;Position digital display screen is electrically connected with position detection component 170, the height for showing part to be switched.It is understood that
Load, that is, weight and height use digital-scroll technique, can carry out " " and load setting at various height at 0 point, easy to operate;Moreover,
Height with " mm ", load with " N " be unit, it is more accurate.Operating personnel can different location observe in real time load value and
Height value more intuitively, and is resetted and is set simple.Grappling fixture structure 120 clamps and needs to confirm before unclamping the bottom of grappling fixture structure 120
Subordinate drops to bottom and whether in place to capture part to be switched, and operating personnel can jointly judge according to height and two parameters of load, number
Code real-time display actual value increases judgment accuracy to operating personnel intuitively to feel.Certainly, in other realities of the present invention
It applies in mode, also can pass through position detection component 170 and 180 real-time acquisition position of tension detection part, torque by host computer
Signal simultaneously sends display and shows, realizes the real-time detection of the lifting of lifting structure 130, controls.
As a kind of embodiment, it further includes hand that nuclear power plant's burnable poison assembly switches tool 100 with Neutron source assembly
Box is controlled, manual control box is electrically connected with lifting structure 130, and tool is switched with Neutron source assembly for adjusting nuclear power plant's burnable poison assembly
100 operating mode and the speed of service.Manual control box switches tool for realizing nuclear power plant's burnable poison assembly and Neutron source assembly
100 operation and control.The top that tool 100 is switched in nuclear power plant's burnable poison assembly and Neutron source assembly is arranged in manual control box, leads to
It crosses cable and switches tool 100 with Neutron source assembly with nuclear power plant's burnable poison assembly and connect, operating personnel's hand-held manual control when operation
Box.Manual control box has " normal " pattern and " repair " pattern;" normal " pattern is used when normal operating, it is automatic turn at a slow speed soon
It changes;Abnormal conditions and nuclear power plant's burnable poison assembly, which are switched with Neutron source assembly when tool 100 disintegrates, uses " repair " pattern, can
Keep grappling fixture structure 120 whole at a slow speed, reduces risk.
Moreover, increase ACK button in manual control box, all need to click before operation every time, is equivalent to operating personnel one and carries
It wakes up, understands that situation is grappling fixture structure 120 be in part to be switched under current state, avoids the occurrence of part to be switched and does not receive core
Power plant's burnable poison assembly is switched in tool 100 with Neutron source assembly and is just promoted, and the damage of part to be switched is caused, and it is hidden to there is safety
Suffer from.Further, before manual control box also increases acquisition mode part to be switched is switched every time, the unloaded whole process of grappling fixture structure 120 is walked one time,
The load value for acquiring unloaded each height, the difference that part weight to be switched is subtracted with real load value when switching are compared
Compared with difference will report greatly very much overload or underload, and shown and alarmed by manual control box.
When switching, nuclear power plant's burnable poison assembly for switching part to be switched such as burnable poison assembly or Neutron source assembly
Tool 100 is switched with Neutron source assembly with other switch tool and share an Electric Appliance Cabinet and cable, program be respectively present two SD
In card, tool difference is switched according to what is connected, program is differentiated automatically, is reduced scene and is frequently replaced cable and the behaviour that powers on/off
Make.Nuclear power plant's burnable poison assembly for switching burnable poison assembly and Neutron source assembly switches tool with Neutron source assembly
The 100 electric part set for switching tool with other take up space small to an electrical cabinet, share a set of cable, and connector is the same
Convenient and practical, PLC program automatic decision tool types are easy to use.
Referring to Fig. 1 to Fig. 7, nuclear power plant's burnable poison assembly of the invention is switched tool 100 with Neutron source assembly and is being used
When, using appropriate height on spentnuclear fuel crane lifting over sling 111 to lower hanger 112, steel wire rope 134 is fixed to using axis pin
On mandrel 121;Lower hanger 112 is highly completely attached to when declining over sling 111 so that the two flange hole position to just using screw thread afterwards
Connector fixes over sling 111 and lower hanger 112, completes nuclear power plant's burnable poison assembly and switches tool 100 with Neutron source assembly
Assembly.Tool 100 is switched to fuel assembly using spentnuclear fuel crane lifting nuclear power plant's burnable poison assembly and Neutron source assembly
Top, slowly declines nuclear power plant's burnable poison assembly and Neutron source assembly switches tool 100 and makes guide positioning pin 1121 and fuel
After the matching of component location hole, so that nuclear power plant's burnable poison assembly is switched tool 100 with Neutron source assembly and be located at fuel assembly just
Top;Lifting structure 130 drives grappling fixture structure 120 to decline, when grappling fixture structure 120 is located at gripping apparatus lowest order, by grasping manually
Make control driving handle 141 to rotate, drives drive rod 142, shift fork 143, driving finger 144, mandrel 121, grappling fixture inner cylinder
123, grappling fixture outer barrel 122 accordingly rotates, and completes locking/release movement of part to be switched.Can carry out extracting out after switching part locking/
It is inserted into fuel assembly operation, namely promotion, the decline work of part to be switched, is promoted, decline work is mainly driven by reduction box 132
Reel 133 rotates, on reel 133 fixed steel wire rope 134 can with moving mandrel 121, mandrel outer barrel 124, grappling fixture outer barrel 122,
Grappling fixture inner cylinder 123 is lifted, and the directive wheel 152 assembled in support plate 151 in lifting process is led along 112 lift path of lower hanger
To guarantee component lifting is smooth.Part to be switched such as burnable poison assembly/Neutron source assembly includes about 4 meters of cluster components of more root longs,
Due to cluster diameter about 10mm, it must be oriented in lifting process, avoid cluster collsion damage.Nuclear power plant's burnable poison group
Part switches tool 100 with Neutron source assembly and configures guide frame 150, the fixed slot of 151 surrounding of support plate when switching part and being promoted
Plate 153 drives stub 154 and rotating arm 155 to be moved along its upper hopper chute 1531, and stub 154, which drives, adjusts connecting rod 156, guiding axis
157 overturn with target 158 is oriented to, and complete the overlapping guide function of two groups of guiding targets 158;When switching part decline, opposite master
Pin 154 pushes adjusting connecting rod 156 is whole to move down along 1531 track of sliding slot of frid 153, realizes that guiding target 158 is turned-out
Turn.To prevent from being oriented to the unexpected unlatching of target 158, it is emergent that nuclear power plant's burnable poison assembly and Neutron source assembly switch the configuration of tool 100
Structure 160, when emergent knob 161 is in locking state, safe snap-gauge 163 is associated with compression with stub 154, realizes automatic lock
It is fixed, when needing to unlock guiding target 158, tenses emergent knob 161 and can be realized.
It is inverted specifically, driving motor 131 controls reduction box 132, the rotation decentralization steel wire rope 134 of reel 133 drives grappling fixture
Structure 120 is begun to decline.When grappling fixture structure 120 declines, the frid 153 in support plate 151 drives stub 154 along its sliding slot 1531
Track moves down, and stub 154 drives rotating arm 155, adjusts connecting rod 156, guiding axis 157 and is oriented to target 158 and moves, and opening is led
Grappling fixture structure 120 is avoided to target 158, guiding target 158 is kept under self gravitation effect after stub 154 completely disengages frid 153
Stablize self-locking state.When grappling fixture structure 120 drops to lowest order, operation driving handle 141 captures part to be switched.Pass through locking knot
Structure 140 will control reduction box 132 after switching part and being locked in the bottom of grappling fixture structure 120 and rotate forward, and steel wire is packed up in the rotation of reel 133
Rope 134 drives grappling fixture structure 120 and part to be switched to rise along 112 inside of lower hanger.Grappling fixture structure 120 and part to be switched are promoted
To 154 or more height of stub, the frid 153 in support plate 151 is contacted with stub 154, and driving stub 154 is along its sliding slot 1531
Track moves up, and stub 154 drives rotating arm 155, adjusts connecting rod 156, guiding axis 157 and is oriented to target 158 and moves, and closes and is oriented to target
158 treat and switch part and be oriented to.Guiding target 158 passes through safe handle 164 and safety card after stub 154 completely disengages frid 153
Plate 163 is locked, and unlock can drive Emergency rope 162 to complete by emergent knob 161.It continues to lift up grappling fixture structure 120 and waits for
Part is switched, component transfer can be carried out by waiting for it to take in completely inside lower hanger 112.Repeating the above steps can continuously realize and wait for down
Change the extraction and insertion of part.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the record scope of this specification.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (15)
1. a kind of nuclear power plant's burnable poison assembly switches tool with Neutron source assembly, which is characterized in that including:
Supporting frame;
Lifting structure is set to the top of support frame as described above body;
Grappling fixture structure is set in support frame as described above body, and the bottom of the grappling fixture structure is adapted to part to be switched, the grappling fixture
The top of structure is connect with the lifting structure, and the lifting structure drives the grappling fixture structure to move up and down;The grappling fixture
Structure includes mandrel, grappling fixture outer barrel and grappling fixture inner cylinder, and the grappling fixture outer sleeve is set to the outside of the grappling fixture inner cylinder, and with it is described
The bottom of mandrel is fixedly connected, and the bottom of the grappling fixture inner cylinder and the grappling fixture outer barrel all has grapple, and the grapple is used for hook
Take the part to be switched;
Locking structure is set in support frame as described above body, and the locking structure is connect with the grappling fixture structure, the locking structure
For locking or unlocking the part to be switched in the bottom of the grappling fixture structure;And
Guide frame is set in support frame as described above body, the guide frame be used for the elevating movement of the part to be switched into
Row is oriented to.
2. nuclear power plant's burnable poison assembly according to claim 1 switches tool with Neutron source assembly, which is characterized in that institute
It includes driving motor, reduction box, reel and the steel wire rope being wound on the reel to state lifting structure, the driving motor it is defeated
Outlet drives the spool turns by the reduction box, and the reel is made to discharge or wind the steel wire rope;
The end of the steel wire rope is connected to the top of the mandrel.
3. nuclear power plant's burnable poison assembly according to claim 1 switches tool with Neutron source assembly, which is characterized in that institute
It includes that driving handle, drive rod, shift fork and driving finger, the driving handle are all provided with the drive rod to state locking structure
It is placed in support frame as described above body, the drive rod connects the driving handle and the shift fork;
The shift fork is rotatablely arranged on support frame as described above body, and the driving finger is set to the top of the mandrel
Portion, the shift fork are abutted with the driving finger, and the shift fork can drive the driving finger to rotate, and drive
The mandrel rotation.
4. nuclear power plant's burnable poison assembly according to claim 1 switches tool with Neutron source assembly, which is characterized in that institute
It includes moving parts, transmission component and guidance set to state guide frame, and the moving parts are sheathed on the outside of the mandrel, institute
State the transmission component drive connection guidance set;
The elevating movement of the mandrel can drive the moving parts to synchronize and rise or fall, and pass through the transmission component band
The dynamic guidance set is opened the channel of support frame as described above body or is oriented to the part to be switched.
5. nuclear power plant's burnable poison assembly according to claim 4 switches tool with Neutron source assembly, which is characterized in that institute
It includes that support plate, frid and two groups of directive wheels, the support plate are sheathed on the mandrel to state transmission component, the directive wheel pair
Claim and be rollably set in the support plate, the idler wheel is rolled along with support frame as described above body, the frid upper edge height
Direction opens up inclined sliding slot, when the mandrel drives the frid to move up and down by the support plate, the transmission component
End can slide in or out the sliding slot;
When the end of the transmission component slides into the sliding slot, the transmission component drive the guidance set treat switch part into
Row is oriented to.
6. nuclear power plant's burnable poison assembly according to claim 5 switches tool with Neutron source assembly, which is characterized in that institute
It states transmission component to include stub, rotating arm and adjust connecting rod, the stub is rotatably coupled the rotating arm and the adjusting
The other end of connecting rod, the rotating arm is rotatably installed on support frame as described above body, the other end for adjusting connecting rod and institute
State guidance set connection.
7. nuclear power plant's burnable poison assembly according to claim 6 switches tool with Neutron source assembly, which is characterized in that institute
Guidance set is stated to include guiding axis and be oriented to target, the guiding axis drive connection guiding target and the adjusting connecting rod, it is described
Adjust connecting rod drives the guiding target to rotate by the guiding axis, to open or close the channel inside support frame as described above body;
A plurality of guide groove is opened up on the guiding target, and a plurality of guide groove is arranged in parallel and is interconnected, the guide groove is used for
It is passed through for the part to be switched, and the part to be switched is oriented to.
8. nuclear power plant's burnable poison assembly according to claim 7 switches tool with Neutron source assembly, which is characterized in that institute
State frid and the transmission component, the quantity of the guidance set is four, four frids are symmetrical with the branch
The side of fagging, and connected with the corresponding guidance set by corresponding transmission component;
Four guiding targets divide two layers of setting, are in 90 ° of stagger settings described in two layers of guiding target so that two layers of guiding
The guide groove portion of target overlaps, for accommodating the part to be switched.
9. nuclear power plant's burnable poison assembly according to claim 6 switches tool with Neutron source assembly, which is characterized in that also
Including structure of meeting an urgent need, the emergent structure setting can be connect in support frame as described above body with the guide frame, for limiting
The guide frame is not to position when switching part and being oriented to.
10. nuclear power plant's burnable poison assembly according to claim 9 switches tool with Neutron source assembly, which is characterized in that
The emergent structure includes that emergent knob, Emergency rope, safe handle and safe snap-gauge, the safe snap-gauge are rotatablely arranged at institute
State on safe handle, the safe handle is set in support frame as described above body, the Emergency rope connect one end of the safe snap-gauge with
The other end of the emergent knob, the safe snap-gauge can catch on the stub.
11. nuclear power plant's burnable poison assembly according to claim 1 switches tool with Neutron source assembly, which is characterized in that
Support frame as described above body includes over sling and lower hanger, and the over sling is located at the lower section of the lower hanger, and with the lower hanger
It is detachably connected.
12. nuclear power plant's burnable poison assembly according to claim 1 switches tool with Neutron source assembly, which is characterized in that
Guide positioning pin is arranged in the bottom of support frame as described above body, for being positioned to the part to be switched.
13. nuclear power plant's burnable poison assembly according to claim 2 switches tool with Neutron source assembly, which is characterized in that
Further include tension detection part and position detection component, the tension detection part is set on the steel wire rope, for detecting
The weight of the part to be switched.
The position detection component is set on the reel, the position detection component be used for according to the movement of the reel away from
Position from part to be switched described in acquisition.
14. nuclear power plant's burnable poison assembly according to claim 13 switches tool with Neutron source assembly, which is characterized in that
Further include tension digital display screen and position digital display screen, the tension digital display screen is electrically connected with the tension detection part
It connects, the weight for showing the part to be switched;The position digital display screen is electrically connected with the position detection component, is used for
The height of part to be switched described in display.
15. nuclear power plant's burnable poison assembly according to claim 1 switches tool with Neutron source assembly, which is characterized in that
Further include manual control box, the manual control box is set on support frame as described above body, and is electrically connected with the lifting structure, the manual control box
For adjusting nuclear power plant's burnable poison assembly the operating mode and the speed of service of tool are switched with Neutron source assembly.
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4204910A (en) * | 1977-08-25 | 1980-05-27 | Batjukov Vladimir I | Gripping means for refuelling a nuclear reactor |
CN201348885Y (en) * | 2009-01-22 | 2009-11-18 | 中国核电工程有限公司 | Gripping apparatus of burnable poison subassembly |
CN101719390A (en) * | 2009-11-13 | 2010-06-02 | 核电秦山联营有限公司 | Complete instruments for failure related component handling of pressurized water reactor nuclear power plant |
CN104134475A (en) * | 2014-07-15 | 2014-11-05 | 华中科技大学 | Manipulator clamping jaw and application thereof |
CN105006261A (en) * | 2015-07-03 | 2015-10-28 | 中科华核电技术研究院有限公司 | Nuclear fuel subassembly video detection method and detection device |
CN206379184U (en) * | 2016-12-15 | 2017-08-04 | 中广核工程有限公司 | Nuclear power plant's C&P systems underwater operation instrument |
CN107180658A (en) * | 2017-05-31 | 2017-09-19 | 中广核研究院有限公司 | Irradiated fuel assembly multifunctional examining measurement equipment |
CN107910093A (en) * | 2017-08-21 | 2018-04-13 | 成都合众思创防护设备有限公司 | The pick tool of remote pickup radiation |
-
2018
- 2018-06-01 CN CN201810554497.XA patent/CN108766606B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4204910A (en) * | 1977-08-25 | 1980-05-27 | Batjukov Vladimir I | Gripping means for refuelling a nuclear reactor |
CN201348885Y (en) * | 2009-01-22 | 2009-11-18 | 中国核电工程有限公司 | Gripping apparatus of burnable poison subassembly |
CN101719390A (en) * | 2009-11-13 | 2010-06-02 | 核电秦山联营有限公司 | Complete instruments for failure related component handling of pressurized water reactor nuclear power plant |
CN104134475A (en) * | 2014-07-15 | 2014-11-05 | 华中科技大学 | Manipulator clamping jaw and application thereof |
CN105006261A (en) * | 2015-07-03 | 2015-10-28 | 中科华核电技术研究院有限公司 | Nuclear fuel subassembly video detection method and detection device |
CN206379184U (en) * | 2016-12-15 | 2017-08-04 | 中广核工程有限公司 | Nuclear power plant's C&P systems underwater operation instrument |
CN107180658A (en) * | 2017-05-31 | 2017-09-19 | 中广核研究院有限公司 | Irradiated fuel assembly multifunctional examining measurement equipment |
CN107910093A (en) * | 2017-08-21 | 2018-04-13 | 成都合众思创防护设备有限公司 | The pick tool of remote pickup radiation |
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