CN205959625U - Equipment convenient to realize protection fuel assembly spare part - Google Patents
Equipment convenient to realize protection fuel assembly spare part Download PDFInfo
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- CN205959625U CN205959625U CN201620982363.4U CN201620982363U CN205959625U CN 205959625 U CN205959625 U CN 205959625U CN 201620982363 U CN201620982363 U CN 201620982363U CN 205959625 U CN205959625 U CN 205959625U
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- bearing
- oil cylinder
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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 utility model discloses an equipment convenient to realize protection fuel assembly spare part, including the platform, be used for frame that the platform supported, set up the turning device between platform and frame, still including being fixed in simulation tube socket and a plurality of screen work fixing device on the platform, the simulation tube socket is for setting up in the platelike structure of the arbitrary one end of platform, and it is perpendicular for the working face of platform to simulate the tube socket, and the width direction of simulation tube socket is on a parallel with the width direction of platform working face, still is provided with a plurality of through -holes on the simulation tube socket, screen work fixing device is arranged in being fixed in the platform with fuel assembly's grid spacer, and a plurality of screen work fixing device arrange along the length direction of platform in proper order, and each screen work fixing device position on the platform is all adjustable, still include the measuring stress device. This equipment can be used to different fuel assembly's equipment to the platform can overturn after the equipment was accomplished, with the fuel assembly's after the convenient equipment completion handling.
Description
Technical field
The utility model is related to switching mechanism technical field, and more particularly to one kind facilitates implementation protection fuel assembly zero
The assembling equipment of part.
Background technology
The assembling of fuel assembly with overturn as critical process together with fuel assembly manufacture process, fuel assembly is at one
Complete on platform assembling after, need to by the fuel assembly after being completed by flip horizontal to 90 degree, hanging in order to fuel assembly
Dress.How efficiently fuel assembly to be assembled, and safe and reliable fuel assembly will being overturn by technology, it is fuel
Assembling components overturn the key technology of platform.
A kind of chain/tooth bar switching mechanism is occurred in that, this kind of switching mechanism is by overturning platform, chain/tooth in prior art
The parts such as bar, sprocket/gear, back-up roller wheel, motor form, and are realized flat using motor belt motor movable sprocket/gear rubbing chain/tooth bar
The upset of platform.In prior art, the assembling of fuel assembly is not easy to complete on switching mechanism, and tipper of the prior art
Structure is bulky, meanwhile, fuel assembly fixing inconvenience thereon.
Utility model content
The utility model provides a kind of assembling equipment facilitating implementation protection fuel assembly parts, and this switching mechanism is used
Can not be realized by same equipment in the assembling solving the problems, such as fuel assembly and upset.
What the utility model provided facilitates implementation the assembling equipment of protection fuel assembly parts by following technical essential
Carry out solve problem：Facilitate implementation protection fuel assembly parts assembling equipment, include platform, be used for platform frame,
It is arranged at the turning device between platform and frame, also include simulation base and the fixing dress of multiple screen work being fixed on platform
Put, described simulation base is the platy structure being arranged at any one end of platform, and simulate base and hang down with respect to the working face of platform
Directly, the width of simulation base, parallel to the width in working platform face, simulation base is additionally provided with multiple axis sides
To the through hole parallel to working platform face length direction, rectangular array Rankine-Hugoniot relations between through hole；
Described screen work fixing device is used for for the grid spacer in fuel assembly being fixed on platform, the fixing dress of multiple screen works
Put the length direction along platform to arrange successively, and position on platform for each screen work fixing device is all adjustable；Also include arranging
Monitor for stress on platform, described monitor for stress is used for the thrust that monitoring is applied on platform by fuel rod.
Specifically, it is used for the assembling of fuel assembly with upper mounting plate, by multiple screen work fixing devices are arranged on platform, with
Upper screen work fixing device is used for the grid spacer of fixed fuel assembly, is simultaneously set to position on platform for the screen work fixing device
All adjustable form, can achieve the various location being fixed on different grid spacers on land lengths direction, so that this
Equipment is applied to the assembling of dissimilar fuel assembly；Meanwhile, in any one end setting simulation base of platform, above simulation pipe
The form of seat is consistent with the upper base in fuel assembly to be assembled or down tube holder structure, so, in rod drawer by simulating base
Outside towards platform direction send into rectangular array relation fuel rod group when, be arranged on simulation base on each through hole can divide
The relative position of each fuel rod Yong Yu not corrected or the fixture relative position on rod drawer be corrected, due to this mistake
Cheng Zhong, the upper base for practical set or bottom nozzle are not contacted with fuel rod group, thus on rod drawer each fuel rod phase
In the case of being unsatisfactory for assembled condition to position relationship, simulation base can be used for detecting the relative position state of each fuel rod and lures
Lead each fuel rod relative position to change, so, after may be implemented in fuel rod relative position relation satisfaction requirement on rod drawer, then lead to
Cross and base or bottom nozzle on corresponding are arranged on platform carry out fuel assembly assembling, can reach the upper base of protection or bottom nozzle
Purpose；Above turning device is used for driving platform with respect to overturning of machine frame, in order to the fuel assembly completing to assemble is hung this
Equipment.
For adapting to the profile of fuel assembly, the working face being preferably arranged to platform is in length direction shape, i.e. working platform face
Length adapts to the length of fuel assembly, the width of the width adequate fuel assembly in working platform face, and so, platform can adopt rectangular
Shape plate.
As described above, when by simulating base measurement or correcting the mutual alignment between fuel rod, needing outside by platform
Introduce fuel rod in the through hole of lateral simulation base, by by the fuel rod on rod drawer one by one with simulation base on through hole pair
Should, realize the position detection between fuel rod and position are corrected.And during this, if the position deviation mistake between fuel rod
Greatly, inevitably result in fuel rod to coordinate with corresponding through hole, if rod drawer continues for fuel rod to be sent to simulation pipe under this state
Seat, not only can not play the effect correcting fuel rod relative position, can make the stress between fuel rod and simulation base on the contrary
Excessive, cause rod drawer, fuel rod or simulation base to damage.So, the monitor for stress of arrangement above then can be used for for
The thrust size of fuel rod suffered by aware platform, according to thrust size, can determine that out the relative position between fuel rod belong to
Lower three types any：Correct position relation, repairable position relationship, not repairable position relationship, that is, described
When thrust exceedes certain value, then can determine that the position relationship between fuel rod belongs to not repairable position relationship, so, according to
Result of determination is exportable to report to the police or control signal, controls fuel rod to move further or stop motion, reaches protection rod drawer, combustion
Charge bar and the purpose of simulation base.
Meanwhile, when carrying out fuel assembly assembling, fuel rod must pass through upper base, bottom nozzle, grid spacer, in fuel rod
Between mutual alignment and upper base, bottom nozzle, when the position relationship in the hole on any one mismatches in grid spacer,
Damage rod drawer, the problem of fuel assembly parts can occur, so, sentenced to lifting force by monitor for stress
Fixed, you can to realize fuel assembly parts well, fuel assembly assembles the defencive function of equipment.
The way of realization of above monitor for stress can be by upper base, bottom nozzle, grid spacer, simulation base
Piezo-resistance is installed to perceive the compression size of fuel rod applying；Also can by platform setting one piece can be long along platform
The slide plate sliding in degree direction, simulation base, upper base, bottom nozzle, grid spacer are mounted on slide plate, and fuel rod is by platform
Front end causes on platform, arranges one piece of baffle plate in the rear end of platform, arranges the form of piezo-resistance between baffle plate and slide plate；More than
It is arranged at the piezo-resistance between baffle plate and slide plate also to be replaced with spring, so, monitor for stress also needs to including one
For the device of detection spring compress variation, according to the compression value of spring, obtain the size of described thrust.
Preferably employ the form that piezo-resistance is set between baffle plate and slide plate, so, above piezo-resistance can be in fuel rod
Detect that it brings the thrust size of platform in the whole process of motion；Meanwhile, baffle plate and slide plate are coordinated by dovetail groove, to exist in platform
During upset, it is to avoid slide plate departs from platform.
Further technical scheme is：
Described frame includes bearing and base, and described turning device includes overturning oil cylinder；
The two ends of described overturning oil cylinder are articulated and connected with base and platform respectively；
It is further fixed on rotary shaft, described platform passes through rotary shaft and forms, with base, the relation that is articulated and connected on described platform；
The diameter parallel all with rotary shaft for the respective axis of jointed shaft at overturning oil cylinder two ends；
Described bearing and base are respectively positioned at the different ends of platform, and support when bearing keeps flat for platform；
It is provided with bearing block on described base, in described bearing block, is provided with bearing, the two ends of described rotary shaft are respectively
Stretched out by the not homonymy of platform, and the different ends of rotary shaft are arranged in the bearing of different bearing blocks respectively.
Above frame is set to including bearing and base, is used for platform flat condition when bearing and base work simultaneously
Under support, so, when fuel assembly is longer, also can by increase land lengths method so that platform is adapted to fuel
The assembling of assembly, storage and upset, are different from existing tipper it is not necessary to increase the height of bearing and base, so so that
Switching mechanism has more preferable environment space adaptability, that is, reach the convenient purpose installed of this switching mechanism；Simultaneously as it is flat
The length of platform or width dimensions change the structure not affecting bearing and base, therefore are also convenient for arranging more by the surface area of platform
Greatly, to facilitate the assembling of fuel assembly and storage thereon.In this switching mechanism, the piston movement direction controlling overturning oil cylinder can
Enough complete the turning operation of platform, thus this structure also have the characteristics that simple to operate；Meanwhile, this structure is easy to arrange platform
Longer, thus this structure also have the characteristics that to fuel assembly fixation safe and reliable；Platform is driven to turn over by hydraulic oil in this structure
Turn, therefore this structure is compared to existing electronic form, exportable bigger tilting force；Hydraulic fluid flow rate, hydraulic pressure in prior art
High etc. controllability, therefore this platform running precision is high, the high accuracy control of achievable platform flip angle；This apparatus structure is simple,
Manufacture and performance driving economy is good；Due to the Incoercibility of liquid, this programme, when platform erects, can keep platform position well
The stability put.
Because platform can be used as the assembly or fitting table of fuel assembly, therefore the tune for ease of working platform face levelness when keeping flat
The quality that whole, platform is connected with the upper level equipment port of export, the height adjustable of described platform and/or base.In this programme, can lead to
Cross and flange is set at rest base edge and/or base bottom edge, be respectively positioned on so that multiple axis directions are respectively provided with upper flange
The internal thread through hole of vertical direction, an all threaded adjustment bolt in internal thread through hole, by rotating adjustment bolt, adjust
Whole bolt stretches out with support carriers or base by the lower end of corresponding flange, the purpose of degree of being up to the standard and Height Adjustment.
The detection dress erecting angle, also including for detecting rotary shaft rotational angle when erecting for ease of detection platform
Put.
As a kind of easy structure of detection means, described detection means includes pointer and the fixation being fixed in rotary shaft
Dial on base.
Further, above detection means is preferably arranged to angular transducer, and above angular transducer exports electric signal, with
Power on signal is connected with the control module of overturning oil cylinder.This programme facilitates implementation the automation of upset platform.
After making platform turn to specified location in the presence of overturning oil cylinder, overturning oil cylinder can be automatically stopped, with
Realize the protection to turning device and so that platform is automatically stopped in desired location, also include controlling with the oil circuit of overturning oil cylinder
The contact switch that mechanism is connected, in the rotary course of platform, the part on described platform or platform can be contacted with contact switch,
Described contact switch is used for disconnecting the hydraulic fluid flow paths of overturning oil cylinder.Can be detection means with the part on upper mounting plate, such as solid
Due to the pointer in rotary shaft it is also possible to be affixed to fuel assembly on platform etc..
Described contact switch is two, and two contact switch are respectively used to two dead-centre positions that control platform is stopped.
Two dead-centre positions are flat position that platform is placed on bearing respectively and platform leans on the set-up positions that base supports completely,
When platform is contacted with bearing, the part on platform or platform touches one of contact switch and platform is become by set-up positions
After being changed to flat position, overturning oil cylinder is out of service；Turn to raised state around rotary shaft and reach in platform and required erect position
When postponing, the part on platform or platform touches another contact switch, and overturning oil cylinder is out of service, completes platform by a square position
Put the conversion to set-up positions.
Be connected with mill floor for realizing bearing and base, be beneficial to mechanism work when security reliability and position steady
Qualitative, the bottom of described bearing and base is provided with foundation bolt.
Implement form and its connected mode with platform as screen work fixing device, described platform is provided with length
Along the slide rail in land lengths direction, described screen work fixing device includes base plate and is fixed on anchor ear on base plate, institute in degree direction
The chute being provided with slide rail cooperation is stated on base plate, described base plate is also threaded with for realizing base plate and slide rail locking
Clamping screw.In this structure, position on berm width direction for the screen work fixing device is limited by slide rail, screen work can be made solid
Determine device all the time proper alignment on platform, for the benefit of screen work fixing device is in the accuracy of berm width direction position, preferably
It is set to described slide rail and be two.In this structure, after the anchor ear hoop of screen work fixing device closes, anchor ear surrounds a profile and determines
The consistent chamber of position screen work profile, is used for disposing grid spacer with epicoele.
Further, simulation base also can be using the way of realization including base plate, anchor ear, i.e. anchor ear on simulation base
For being fixed for simulating the tube sheet of upper base or bottom nozzle, so, after on rod drawer, fuel rod relative position meets requirement,
Base or bottom nozzle are fixed on the anchor ear of simulation base again.
As other scheme, need to keep flat in platform due to fuel rod being worn on upper base, grid spacer, bottom nozzle
In the state of complete, simulation base is used for the relative position detecting the relative position of fuel rod on rod drawer and correcting fuel rod,
For the benefit of simulate the operating efficiency of base, platform is additionally provided with driving means, described driving means are located at simulation base
Same one end of platform, meanwhile, arranges guide rail on this end of platform, the length direction of described guide rail positioned at platform keep flat when be in
Existing thickness direction, so, can drive simulation base along slide by driving means, with change simulation base with respect to
The state in working platform face, that is, reach whether switching is placed in the purpose on fuel rod motion path by simulation base.
For make overturning oil cylinder and platform tie point away from rotary shaft farther out, to obtain the longer upset arm of force, described turn over
Turning oil cylinder is multi-stage expansion oil cylinder.That is, the overturning oil cylinder that this case provides length under rounding state is shorter, and under the state of stretching out
Longer length can be obtained.
The utility model has the advantages that：
It is used for the assembling of fuel assembly with upper mounting plate, by multiple screen work fixing devices, above screen work are arranged on platform
Fixing device is used for the grid spacer of fixed fuel assembly, is simultaneously set to position on platform for the screen work fixing device all adjustable
Form, can achieve the various location different grid spacers being fixed on land lengths direction, so that this equipment is fitted
Assembling for dissimilar fuel assembly；Meanwhile, in any one end setting simulation base of platform, the shape of above simulation base
State is consistent with the upper base in fuel assembly to be assembled or down tube holder structure, so, in rod drawer by the outside simulating base
Towards platform direction send into rectangular array relation fuel rod group when, be arranged on simulation base on each through hole can be respectively used to
The relative position of each fuel rod is corrected or the fixture relative position on rod drawer is corrected, due to during this,
Upper base for practical set or bottom nozzle are contacted with fuel rod group, thus on rod drawer each fuel rod relative position
In the case that relation is unsatisfactory for assembled condition, simulation base can be used for detecting the relative position state of each fuel rod and induces each combustion
Charge bar relative position changes, so, after may be implemented in fuel rod relative position relation satisfaction requirement on rod drawer, then by flat
Arrange on platform and go up base accordingly or bottom nozzle carries out fuel assembly assembling, can reach the purpose of the upper base of protection or bottom nozzle；
Above turning device is used for driving platform with respect to overturning of machine frame, in order to the fuel assembly completing to assemble is hung this equipment.
The monitor for stress of arrangement above can realize fuel assembly parts, fuel assembly assembling equipment are entered well
Row protection.
Brief description
Fig. 1 is that one platform of assembling equipment facilitating implementation protection fuel assembly parts described in the utility model is in
The structural front view of the specific embodiment of flat condition；
Fig. 2 is that one platform of assembling equipment facilitating implementation protection fuel assembly parts described in the utility model is in
The structure top view of the specific embodiment of raised state；
Fig. 3 is one reflection screen work of assembling equipment facilitating implementation protection fuel assembly parts described in the utility model
The structural front view of the specific embodiment of fixing device, simulation base and platform annexation；
Fig. 4 is one reflection screen work of assembling equipment facilitating implementation protection fuel assembly parts described in the utility model
The structure top view of the specific embodiment of fixing device, simulation base and platform annexation.
The numbering of in figure is followed successively by：1st, bearing, 2, platform, 21, screen work fixing device, 22, simulation base, 23, drive dress
Put, 24, slide rail, 3, overturning oil cylinder, 4, base, 5, detection means, 6, rotary shaft.
Specific embodiment
With reference to embodiment, the utility model is described in further detail, but structure of the present utility model is not only
It is limited to following examples.
Embodiment 1：
As shown in Figures 1 to 4, facilitate implementation the assembling equipment of protection fuel assembly parts, including platform 2, be used for putting down
The frame of platform 2 support, the turning device being arranged between platform 2 and frame, also include the simulation base 22 being fixed on platform 2
And multiple screen work fixing device 21, described simulation base 22 is the platy structure being arranged at any one end of platform 2, and simulates base
22 is vertical with respect to the working face of platform 2, simulates the width parallel to platform 2 working face for the width of base 22, mould
Intend being additionally provided with the through hole parallel to platform 2 face length direction for multiple axis directions on base 22, rectangular between through hole
Array Rankine-Hugoniot relations；
Described screen work fixing device 21 is used for for the grid spacer in fuel assembly being fixed on platform 2, and multiple screen works are solid
The length direction determining device 21 along platform 2 is arranged successively, and position on platform 2 for each screen work fixing device 21 is all adjustable；
Also include the monitor for stress being arranged on platform 2, described monitor for stress is used for monitoring and is applied to platform 2 by fuel rod
On thrust.
Specifically, it is used for the assembling of fuel assembly with upper mounting plate 2, by multiple screen work fixing devices are arranged on platform 2
21, above screen work fixing device 21 is used for the grid spacer of fixed fuel assembly, is simultaneously set to screen work fixing device 21 flat
The all adjustable form in position on platform 2, can achieve the diverse location being fixed on different grid spacers on platform 2 length direction
Place, so that this equipment is applied to the assembling of dissimilar fuel assembly；Meanwhile, in any one end setting simulation pipe of platform 2
Seat 22, the form of above simulation base 22 is consistent with the upper base in fuel assembly to be assembled or down tube holder structure, so,
When rod drawer is by simulating fuel rod group that rectangular array relation is sent in the outside of base 22 direction towards platform 2, it is arranged on mould
The each through hole intended on base 22 can be respectively used to the relative position of each fuel rod be corrected or to the fixture phase on rod drawer
Position is corrected, because, during this, the upper base for practical set or bottom nozzle are not contacted with fuel rod group, therefore
In the case that on rod drawer, the relative position relation of each fuel rod is unsatisfactory for assembled condition, it is each that simulation base 22 can be used for detection
The relative position state of fuel rod and each fuel rod relative position of induction change, and so, may be implemented in fuel rod phase on rod drawer
Position relationship is met after requiring, then carries out fuel assembly assembling by base or bottom nozzle on corresponding are arranged on platform 2,
Can reach the purpose of the upper base of protection or bottom nozzle；Above turning device is used for driving platform 2 with respect to overturning of machine frame, in order to
The fuel assembly completing to assemble is hung this equipment.
Embodiment 2：
As shown in Figures 1 to 4, the present embodiment is further qualified on the basis of embodiment 1：Described frame includes bearing
1 and base 4, described turning device includes overturning oil cylinder 3；
The two ends of described overturning oil cylinder 3 are articulated and connected with base 4 and platform 2 respectively；
Rotary shaft 6 is further fixed on described platform 2, described platform 2 passes through rotary shaft 6 and forms, with base 4, the pass that is articulated and connected
System；
The diameter parallel all with rotary shaft 6 for the respective axis of jointed shaft at overturning oil cylinder 3 two ends；
Described bearing 1 and base 4 are respectively positioned at the different ends of platform 2, and support when bearing 1 keeps flat for platform 2；
It is provided with bearing block on described base 4, in described bearing block, is provided with bearing, the two ends of described rotary shaft 6 are divided
Do not stretched out by the not homonymy of platform 2, and the different ends of rotary shaft 6 are arranged in the bearing of different bearing blocks respectively.
Above frame is set to including bearing 1 and base 4, is used for flat to platform 2 simultaneously when bearing 1 and base 4 work
Put the support under state, so, when fuel assembly is longer, also can be by increasing the method for platform 2 length so that platform 2 is fitted
Existing tipper should be different from the assembling of fuel assembly, storage and upset it is not necessary to increase the height of bearing 1 and base 4,
So so that this switching mechanism has more preferable environment space adaptability, that is, reach the convenient purpose installed of this switching mechanism；
Simultaneously as the length of platform 2 or width dimensions change do not affect bearing 1 and the structure of base 4, therefore it is also convenient for platform 2
Surface area arranges bigger, to facilitate the assembling of fuel assembly and storage thereon.In this switching mechanism, control overturning oil cylinder 3
Piston movement direction can complete the turning operation of platform 2, thus this structure also have the characteristics that simple to operate；Meanwhile, this knot
Structure is easy to arrange longer by platform 2, thus this structure also have the characteristics that to fuel assembly fixation safe and reliable；Logical in this structure
Crossing hydraulic oil drives platform 2 to overturn, therefore this structure is compared to existing electronic form, exportable bigger tilting force；Existing skill
In art, the controllability such as hydraulic fluid flow rate, hydraulic pressure is high, therefore this platform 2 running precision is high, the high accuracy of achievable platform 2 flip angle
Control；This apparatus structure is simple, manufactures and performance driving economy is good；Due to the Incoercibility of liquid, this programme erects in platform 2
When, the stability of platform 2 position can be kept well.
Because platform 2 can be used as the assembly or fitting table of fuel assembly, therefore the tune for ease of platform 2 working face levelness when keeping flat
The quality that whole, platform 2 is connected with the upper level equipment port of export, the height adjustable of described platform 2 and/or base 4.In this programme,
Can be by arranging flange in bearing 1 bottom margin and/or base 4 bottom margin, so that multiple axis directions to be respectively provided with upper flange
It is respectively positioned on the internal thread through hole of vertical direction, an all threaded adjustment bolt in internal thread through hole, adjusted by rotating
Bolt, adjustment bolt is stretched out by the lower end of corresponding flange with support carriers 1 or base 4, the mesh of degree of being up to the standard and Height Adjustment
's.
The detection dress erecting angle, also including for detecting rotary shaft 6 rotational angle when erecting for ease of detection platform 2
Put 5.
As a kind of easy structure of detection means 5, described detection means 5 include the pointer being fixed in rotary shaft 6 and
It is fixed on the dial on base 4.
Further, above detection means 5 is preferably arranged to angular transducer, and above angular transducer exports electric signal,
It is connected with the control module of overturning oil cylinder 3 with power on signal.This programme facilitates implementation the automation of upset platform 2.
After making platform 2 turn to specified location in the presence of overturning oil cylinder 3, overturning oil cylinder 3 can be automatically stopped,
To realize the protection to turning device and so that platform 2 is automatically stopped in desired location, also include the oil circuit with overturning oil cylinder 3
The contact switch that controlling organization is connected, in the rotary course of platform 2, the part on described platform 2 or platform 2 can be opened with contact
Close contact, described contact switch is used for disconnecting the hydraulic fluid flow paths of overturning oil cylinder 3.Can be detection with the part on upper mounting plate 2
Device 5, the pointer being such as fixed in rotary shaft 6 is it is also possible to fuel assembly of being affixed on platform 2 etc..
Described contact switch is two, and two contact switch are respectively used to two dead-centre positions that control platform 2 is stopped.
Two dead-centre positions are flat position that platform 2 is placed on bearing 1 respectively and platform 2 leans on what base 4 supported to erect position completely
Put, when platform 2 is contacted with bearing 1, part on platform 2 or platform 2 touch one of contact switch make platform 2 by
After set-up positions are transformed to flat position, overturning oil cylinder 3 is out of service；Turn to raised state in platform 2 around rotary shaft 6 to reach
When after required set-up positions, the part on platform 2 or platform 2 touches another contact switch, and overturning oil cylinder 3 is out of service,
Complete platform 2 from square position to the conversion of set-up positions.
It is connected with mill floor for realizing bearing 1 and base 4, be beneficial to security reliability during mechanism work and position
Stability, the bottom of described bearing 1 and base 4 is provided with foundation bolt.
Embodiment 3：
As shown in Figures 1 to 4, the base of any one technical scheme that the present embodiment provides in one embodiment of any of the above
It is further qualified on plinth：Implement form and its connected mode with platform 2 as screen work fixing device 21, described flat
Length direction is provided with platform 2 along the slide rail 24 of platform 2 length direction, described screen work fixing device 21 includes base plate and fixation
Anchor ear on base plate, described base plate is provided with slide rail 24 cooperation chute, described base plate is also threaded with for
Realize the clamping screw of base plate and slide rail 24 locking.In this structure, screen work fixing device 21 is limited by slide rail 24 wide in platform 2
Degree direction on position, can make screen work fixing device 21 all the time proper alignment on platform 2, for the benefit of screen work fixing device 21
In the accuracy of platform 2 width position, it is preferably arranged to described slide rail 24 and is two.In this structure, in the fixing dress of screen work
After putting 21 anchor ear hoop conjunction, anchor ear surrounds a profile chamber consistent with grid spacer profile, is used for disposing positioning with epicoele
Screen work.
Further, simulation base 22 also can be using the way of realization including base plate, anchor ear, i.e. embracing on simulation base 22
Hoop is also used for the tube sheet being fixed for simulating base or bottom nozzle, and so, on rod drawer, fuel rod relative position meets and wants
After asking, then base or bottom nozzle are fixed on the anchor ear of simulation base 22.
As other scheme, flat in platform 2 due to fuel rod needs being worn on upper base, grid spacer, bottom nozzle
Complete in the state of putting, simulation base 22 is used for detecting the relative position of fuel rod and the relative position correcting fuel rod on rod drawer
Put, for the benefit of simulate the operating efficiency of base 22, driving means 23, described driving means 23 and mould are additionally provided with platform 2
Intend same one end that base 22 is located at platform 2, meanwhile, guide rail is arranged on this end of platform 2, the length direction of described guide rail is located at
The thickness direction that platform 2 is presented when keeping flat, so, can drive simulation base 22 along slide by driving means 23,
To change the state that simulation base 22 is with respect to platform 2 working face, that is, reach whether switching is placed in fuel rod by simulation base 22
Purpose on motion path.
For make overturning oil cylinder 3 and platform 2 tie point away from rotary shaft 6 farther out, to obtain the longer upset arm of force, described
Overturning oil cylinder 3 is multi-stage expansion oil cylinder.That is, the overturning oil cylinder 3 that this case provides length under rounding state is shorter, and is stretching out shape
Longer length can be obtained under state.
Above content is further description the utility model made with reference to specific preferred embodiment it is impossible to recognize
Fixed specific embodiment of the present utility model is confined to these explanations.Common skill for the utility model art
For art personnel, the other embodiment that draws under without departing from the technical solution of the utility model, should be included in this practicality
In new protection domain.
Claims (10)
1. facilitate implementation the assembling equipment of protection fuel assembly parts, including platform（2）, be used for platform（2）The frame of support,
It is arranged at platform（2）Turning device and frame between is it is characterised in that also include being fixed on platform（2）On simulation base
（22）And multiple screen work fixing device（21）, described simulation base（22）For being arranged at platform（2）The platy structure of any one end,
And simulation base（22）With respect to platform（2）Working face vertical, simulate base（22）Width parallel to platform（2）Work
Make the width in face, simulate base（22）On be additionally provided with multiple axis directions parallel to platform（2）Face length direction
Through hole, rectangular array Rankine-Hugoniot relations between through hole；
Described screen work fixing device（21）For the grid spacer in fuel assembly is fixed on platform（2）On, multiple screen works are solid
Determine device（21）Along platform（2）Length direction arrange successively, and each screen work fixing device（21）In platform（2）On position
All adjustable；
Also include being arranged at platform（2）On monitor for stress, described monitor for stress be used for monitoring applied by fuel rod
To platform（2）On thrust.
2. the assembling equipment facilitating implementation protection fuel assembly parts according to claim 1 is it is characterised in that described
Frame includes bearing（1）And base（4）, described turning device includes overturning oil cylinder（3）；
Described overturning oil cylinder（3）Two ends respectively with base（4）And platform（2）It is articulated and connected；
Described platform（2）On be further fixed on rotary shaft（6）, described platform（2）By rotary shaft（6）With base（4）Formed hinged
Annexation；
Overturning oil cylinder（3）The respective axis of jointed shaft at two ends is all and rotary shaft（6）Diameter parallel；
Described bearing（1）And base（4）It is located at platform respectively（2）Different ends, and bearing（1）For platform（2）When keeping flat
Support；
Described base（4）On be provided with bearing block, be provided with bearing in described bearing block, described rotary shaft（6）Two ends divide
Not by platform（2）Not homonymy stretch out, and rotary shaft（6）Different ends be arranged in respectively in the bearing of different bearing blocks.
3. the assembling equipment facilitating implementation protection fuel assembly parts according to claim 2 is it is characterised in that described
Platform（2）And/or base（4）Height adjustable.
4. the assembling equipment facilitating implementation protection fuel assembly parts according to claim 2 is it is characterised in that also wrap
Include for detecting rotary shaft（6）The detection means of rotational angle（5）.
5. the assembling equipment facilitating implementation protection fuel assembly parts according to claim 4 is it is characterised in that described
Detection means includes being fixed on rotary shaft（6）On pointer and be fixed on base（4）On dial.
6. the assembling equipment facilitating implementation protection fuel assembly parts according to claim 2 is it is characterised in that also wrap
Include and overturning oil cylinder（3）Oil circuit controlling organization be connected contact switch, in platform（2）Rotary course in, described platform（2）
Or platform（2）On part can contact with contact switch, described contact switch is used for disconnecting overturning oil cylinder（3）Hydraulic oil oil
Road.
7. the assembling equipment facilitating implementation protection fuel assembly parts according to claim 6 is it is characterised in that described
Contact switch is two, and two contact switch are respectively used to control platform（2）Two dead-centre positions being stopped.
8. the assembling equipment facilitating implementation protection fuel assembly parts according to claim 2 is it is characterised in that described
Bearing（1）And base（4）Bottom be provided with foundation bolt.
9. the assembling equipment facilitating implementation protection fuel assembly parts as claimed in any of claims 1 to 8, its
It is characterised by, described platform（2）On be provided with length direction along platform（2）The slide rail of length direction（24）, described screen work is admittedly
Determine device（21）Including base plate and be fixed on anchor ear on base plate, described base plate is provided with and slide rail（24）The chute of cooperation,
Also it is threaded with for realizing base plate and slide rail on described base plate（24）The clamping screw of locking.
10. the assembling equipment facilitating implementation protection fuel assembly parts as claimed in any of claims 2 to 8,
It is characterized in that, described overturning oil cylinder（3）For multi-stage expansion oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982363.4U CN205959625U (en) | 2016-08-30 | 2016-08-30 | Equipment convenient to realize protection fuel assembly spare part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982363.4U CN205959625U (en) | 2016-08-30 | 2016-08-30 | Equipment convenient to realize protection fuel assembly spare part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205959625U true CN205959625U (en) | 2017-02-15 |
Family
ID=57978701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620982363.4U Active CN205959625U (en) | 2016-08-30 | 2016-08-30 | Equipment convenient to realize protection fuel assembly spare part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205959625U (en) |
-
2016
- 2016-08-30 CN CN201620982363.4U patent/CN205959625U/en active Active
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