CN208400512U - Elevator for reactor fuel assemblies handling - Google Patents
Elevator for reactor fuel assemblies handling Download PDFInfo
- Publication number
- CN208400512U CN208400512U CN201820896988.8U CN201820896988U CN208400512U CN 208400512 U CN208400512 U CN 208400512U CN 201820896988 U CN201820896988 U CN 201820896988U CN 208400512 U CN208400512 U CN 208400512U
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- China
- Prior art keywords
- fuel
- elevator
- installation pedestal
- reception device
- guide rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 239000003758 nuclear fuel Substances 0.000 title claims abstract description 30
- 230000000712 assembly Effects 0.000 title claims abstract description 29
- 238000000429 assembly Methods 0.000 title claims abstract description 29
- 239000000446 fuel Substances 0.000 claims abstract description 127
- 238000009434 installation Methods 0.000 claims abstract description 50
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 47
- 230000001757 vomitory effect Effects 0.000 claims abstract description 26
- 238000003032 molecular docking Methods 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims description 22
- 210000003746 feather Anatomy 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000003566 sealing material Substances 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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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- Types And Forms Of Lifts (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a kind of elevator for reactor fuel assemblies handling, including installation pedestal, braced frame, lift drive mechanism, rotary drive mechanism and fuel reception device, installation pedestal is mounted on the heap top cover of reactor, the fuel Vomitory for offering the inside for fuel assembly to be sent into reactor in installation pedestal or pouring out, braced frame is mounted on installation pedestal bottom, lift drive mechanism is mounted on installation pedestal, rotary drive mechanism includes rotary drive assembly and guide rail, guide rail upper end passes through installation pedestal and connect with the output end of rotary drive assembly, the lower end of guide rail is mounted on braced frame, fuel reception device is for receiving the fuel assembly be sent into or needed replacing by fuel Vomitory, fuel reception device is slidably mounted in guide rail, lift drive mechanism is for driving fuel reception device It moves up and down, the rotation of guide rail can drive fuel reception device to be rotated between the position and docking location of corresponding fuel Vomitory.
Description
Technical field
The utility model relates to reactor fuel assemblies handling technique fields, more particularly to one kind to be used for reactor fuel group
The elevator of part handling.
Background technique
The prior art discloses a kind of Straight pull handling fuel elevator for reactor, and the elevator is by rotating, putting down
It moves and is promoted three kinds of drive systems and fill discharge of the fuel component in reactor, so that elevator is big in the occupied space of reactor, behaviour
Make that form is on the high side, reduces the reliability of fuel assembly cargo handling process；And drive system is a variety of by chain conveyer, screw drive etc.
The kind of drive is driven, and the reliable transmission degree of drive system is reduced；In addition, chain conveyer mode stationarity is poor, precision is low, reduce
The stability of fuel assembly cargo handling process.
Utility model content
The purpose of this utility model is to provide a kind of elevators for reactor fuel assemblies handling, can not beat
Fuel assembly handling are carried out in the case of reactor startup top cover, and can reduce elevator in the occupied space of reactor, increase fuel stack
The stability and reliability of part cargo handling process.
To achieve the above object, the utility model provides a kind of elevator for reactor fuel assemblies handling, including
Installation pedestal, braced frame, lift drive mechanism, rotary drive mechanism and fuel reception device, the installation pedestal installation
On the heap top cover of the reactor, the inside for fuel assembly to be sent into the reactor is offered in the installation pedestal
Or the fuel Vomitory poured out, the braced frame are mounted on the bottom of the installation pedestal, the lift drive mechanism
It is mounted on the installation pedestal, the rotary drive mechanism includes rotary drive assembly and guide rail, the rotary drive assembly peace
Mounted in the installation pedestal, the upper end of the guide rail is connect with the output end of the rotary drive assembly, the lower end of the guide rail
It is mounted in the braced frame, the fuel reception device is sent by the fuel Vomitory for receiving or is needed more
The fuel assembly changed, the fuel reception device are slidably mounted on the guide rail, and the lift drive mechanism is for driving
It moves the fuel reception device to move up and down, the rotation of the guide rail can drive the fuel reception device in the correspondence fuel
It is rotated between the position and docking location of Vomitory.
Preferably, the elevator further includes isolating valve, the isolating valve is installed on the fuel Vomitory.
Preferably, the lift drive mechanism includes being mounted on the lifting driving assembly of the installation pedestal and being connected to
The lead screw of the output end of the lifting driving assembly, the lower end of the lead screw are installed to the braced frame, the lifting driving
Mechanism further includes peaceful of support, and the side of peaceful of the support is mounted on the lead screw, the other side peace of peaceful of the support
It being connect on the guide rail and with the fuel reception device, the rotation of the lead screw drives the lifting of peaceful of the support,
The lifting of peaceful of the support drives the fuel reception device lifting, and the fuel reception device can relatively described peaceful of the support
Rotation.
Preferably, peaceful of the support is connected by screw between the fuel reception device.
Preferably, peaceful of the support offers perforative circular arc screw hole, the screw up and down penetrates institute from bottom to top
Circular arc screw hole is stated, the threaded portion of the upper end of the screw is arranged in the fuel reception device.
Preferably, the lifting driving assembly includes the first driving motor, the output for being connected to first driving motor
The first gear drive mechanism at end and the shaft being connect with the first gear drive mechanism, the lower end of the shaft with it is described
The upper end of lead screw connects.
Preferably, the lift drive mechanism further includes the first manual driving assembly being mounted in the installation pedestal,
The first manual driving assembly includes the first transmission shaft stretched out upwards by the installation pedestal and is connected to described first
The second gear drive mechanism of the lower end of transmission shaft, the second gear drive mechanism are nibbled with the first gear drive mechanism
It closes.
Preferably, the braced frame, which has, is connected to the top plate of the installation pedestal bottom, the lower end of the shaft by
The top plate is pierced by, and the first bearing with shaft cooperation, the lower end installation of the installation pedestal are equipped on the top plate
There is the first connecting bushing, first connecting bushing is set in the shaft.
Preferably, the lower surface of the top plate is provided with spacing collar, the spacing collar is set in the shaft and institute
State the top of lead screw.
Preferably, the bottom of the braced frame is provided with limit bearing shell, the limit bearing shell is set in the lead screw
Bottom end.
Preferably, the lift drive mechanism further includes the first encoder, the top of first encoder and the shaft
End is connected to detect the rotation amount of the shaft.
Preferably, peaceful of the support is fixedly connected with feed screw nut and is connected to the lead screw by the feed screw nut
On.
Preferably, the lower end of the lead screw separately and is in free state in the axial direction with the braced frame, to adapt to
Thermal expansion.
Preferably, the rotary drive assembly includes the second driving motor, the output for being connected to second driving motor
The third gear transmission structure at end and the track drive shaft being connect with the third gear transmission structure, the upper end of the guide rail
It is connected to the lower end of the track drive shaft.
Preferably, the rotary drive mechanism further includes second encoder, the second encoder and the guide rail are driven
The top of axis is connected to detect the rotation amount of the track drive shaft.
Preferably, the side wall of the fuel reception device offers fixation hole, feather key, institute are installed in the fixation hole
The inner end for stating feather key abuts the guide rail.
Preferably, the lower end of the guide rail separately and is in free state in the axial direction with the braced frame, to adapt to
Thermal expansion.
Compared with prior art, the utility model is used for the elevator of reactor fuel assemblies handling, and when charging, fuel is connect
Receiving apparatus receives the fuel assembly be sent by fuel Vomitory, then by lift drive mechanism driving fuel reception device to
Lower movement drives guide rail to rotate so that the fuel being mounted on guide rail receives dress by the rotary drive assembly of rotary drive mechanism
It sets from the position of corresponding fuel Vomitory and turns to docking location；When reloading, fuel reception device is received in docking location and is needed
The fuel assembly to be replaced, drive guide rail to rotate by the rotary drive assembly of rotary drive mechanism so that fuel reception device from
Docking location turns to the position of corresponding fuel Vomitory, then drives fuel reception device upward by lift drive mechanism
It is mobile, fuel assembly is poured out by fuel Vomitory；By lift drive mechanism and rotary drive mechanism cooperative movement, thus
It realizes and carries out fuel assembly handling when not opening heap top cover, simplify fuel assembly charge and discharge operations process, and reduce and rise
Drop machine while increasing the stability and reliability of fuel assembly cargo handling process in the occupied space of reactor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the elevator for reactor fuel assemblies handling of the utility model embodiment.
Fig. 2 is the structural schematic diagram at another visual angle of Fig. 1.
Fig. 3 is the part-structure signal of the elevator for reactor fuel assemblies handling of the utility model embodiment
Figure.
Fig. 4 is that another part structure of the elevator for reactor fuel assemblies handling of the utility model embodiment is shown
It is intended to.
Fig. 5 is the top view of Fig. 1.
Fig. 6 is the structural schematic diagram of the utility model embodiment and refueling machine in reactor cooperating.
Specific embodiment
In order to which the technology contents, construction feature of the utility model is described in detail, below in conjunction with embodiment and cooperate attached drawing
It is described further.
Please refer to Fig. 1 to Fig. 6, the elevator 100 for reactor fuel assemblies handling of the utility model, including installation
Pedestal 1, braced frame 2, lift drive mechanism, rotary drive mechanism and fuel reception device 5, installation pedestal 1 are mounted on instead
It answers on the heap top cover 600 of heap, is offered in installation pedestal 1 for fuel assembly 61 to be sent into the combustion inside reactor or poured out
Expect Vomitory 11, braced frame 2 is mounted on the bottom of installation pedestal 1, and lift drive mechanism is mounted on installation pedestal 1, rotation
Driving mechanism includes rotary drive assembly 41 and guide rail 42, and rotary drive assembly 41 is mounted on installation pedestal 1, the upper end of guide rail 42
It is connect with the output end of rotary drive assembly 41, the lower end of guide rail 42 is mounted in braced frame 2, and fuel reception device 5 is used for
The fuel assembly 61 be sent into or needed replacing by fuel Vomitory 11 is received, fuel reception device 5 is slidably mounted in
On guide rail 42, for lift drive mechanism for driving fuel reception device 5 to move up and down, the rotation of guide rail 42 can drive fuel to receive
Device 5 is rotated between the position B and docking location A of corresponding fuel Vomitory 11.
Please continue to refer to Fig. 1 to Fig. 6, the elevator 100 of the present embodiment is fired in reactor with the cooperation of refueling machine 900
Expect that component 61 loads and unloads, it should be noted that the docking location A herein referred to is that the gripping head 91 of refueling machine 900 and fuel receive
Fuel reception device 5 is turned to docking location A grabbing convenient for refueling machine 900 by the position that the fuel assembly 61 in device 5 docks
Take first 91 crawl fuel assembly 61.
Referring to Fig. 1, in the present embodiment, installation pedestal 1 is equipped with flange ring 7, flange ring 7 offers several bolts hole
71, installation pedestal 1 is fixed on heap top cover 600 by bolt 72, and the quantity of bolt 72 is corresponding with the quantity of bolt hole 71, bolt
The particular number in hole 71 is depending on practical operation；Preferably, being sealed processing, heap between elevator 100 and heap top cover 600
Top cover 600 offers seal groove (not shown), by placing sealing material (not shown) to seal the radgas of reactor.
Referring to FIG. 1 to FIG. 4, specifically, braced frame 2 is welding structural body, and in the present embodiment, braced frame 2 is logical
It crosses bolt (not shown) to be fixed in installation pedestal 1, braced frame 2 is lift drive mechanism and the rotation driving of elevator 100
Mechanism provides installation support.
Preferably, the junction between guide rail 42 and installation pedestal 1 is sealed processing by the way that sealing material is arranged.
Preferably, the lower end of guide rail 42 separately and is in free state in the axial direction with braced frame 2, it is swollen to adapt to heat
It is swollen.
Referring to Fig. 2, elevator 100 further includes isolating valve 6, isolating valve 6 is installed on fuel Vomitory 11, anti-to seal
Answer the radgas of heap；Under normality, isolating valve 6 is normally off, to seal, is loaded and unloaded when carrying out fuel assembly 61
When, isolating valve 6 is just opened.
Specifically, when charging, the out-pile transfer device (not shown) for carrying fuel assembly 61 is docked with isolating valve 6, into
And the channel of relatively extraneous isolation is formed, isolating valve 6 is then opened, fuel assembly 61 is transferred to fuel and connect by out-pile transfer device
Isolating valve 6 is closed after receiving apparatus 5；When discharging, out-pile transfer device is docked with isolating valve 6, then opens isolating valve 6, and out-pile turns
Shipping unit grabs and takes away the fuel assembly 61 for being loaded into fuel reception device 5.
It please refers to Fig.1 to Fig.3, lift drive mechanism includes being mounted on the lifting driving assembly 31 of installation pedestal 1 and connecting
The lead screw 32 in the output end of lifting driving assembly 31 is connect, the lower end of lead screw 32 is installed to braced frame 2, and lift drive mechanism is also
Including support peaceful 33, the side that support is peaceful 33 is mounted on lead screw 32, and the other side is mounted on guide rail 42 and connects with fuel
Receiving apparatus 5 connects, and the rotation of lead screw 32 drives the lifting held in the palm peaceful 33, and the lifting that support is peaceful 33 drives fuel reception device
5 liftings, fuel reception device 5 can be relative to peaceful 33 rotations of support.
Specifically, it asks peaceful 33 to be fixedly connected with feed screw nut 321 and lead screw 32 is connected to by feed screw nut 321
On.
Preferably, the junction between lead screw 32 and installation pedestal 1 is sealed processing by the way that sealing material is arranged.
Preferably, the lower end of lead screw 32 separately and is in free state in the axial direction with braced frame 2, it is swollen to adapt to heat
It is swollen.
Specifically, peaceful 33 is ask to connect between fuel reception device 5 by screw 34, support offers for peaceful 33
Under perforative circular arc screw hole 331, screw 34 penetrates circular arc screw hole 331, the threaded portion spiral shell of the upper end of screw 34 from bottom to top
It is located at fuel reception device 5.
Please continue to refer to Fig. 1 to Fig. 3, goes up and down driving assembly 31 and include the first driving motor 311, be connected to the first driving electricity
The first gear drive mechanism 312 of the output end of machine 311 and the shaft 313 being connect with first gear drive mechanism 312, shaft
313 lower end is connect with the upper end of lead screw 32.
Specifically, the first driving motor 311 drives silk by the rotation of 312 drive shaft 313 of first gear drive mechanism
Thick stick 32 rotates, then converts the elevating movement held in the palm peaceful 33 for the rotary motion of lead screw 32 by feed screw nut 321, holds in the palm peaceful
The lifting of platform 33 drives to be gone up and down with the fuel reception device 5 that support is connect for peaceful 33.
Please continue to refer to Fig. 1 to Fig. 3, lift drive mechanism further includes the first encoder 35, the first encoder 35 and shaft
313 top is connected to detect the rotation amount of shaft 313.
Fig. 1 and Fig. 3 is please referred to, lift drive mechanism further includes the first manual driving assembly being mounted in installation pedestal 1
36, first manual driving assembly 36 includes the first transmission shaft 361 stretched out upwards by installation pedestal 1 and is connected to the first transmission
The second gear drive mechanism 362 of the lower end of axis 361, second gear drive mechanism 362 are nibbled with first gear drive mechanism 312
It closes.
Specifically, it drives second gear drive mechanism 362 to rotate by the first transmission shaft 361, is driven by second gear
Structure 362 engages the rotation of drive shaft 313 with first gear drive mechanism 312 and lead screw 32 is driven to rotate, then passes through lead screw spiral shell
Mother 321 converts the rotary motion of lead screw 32 to support peaceful 33 elevating movement, and the lifting that support is peaceful 33 drives to rise with support
The fuel reception device 5 that platform 33 connects is gone up and down.
Referring to Fig. 1, braced frame 2, which has, is connected to the top plate 21 of 1 bottom of installation pedestal, the lower end of shaft 313 is from top
Plate 21 is pierced by, and the first bearing 322 cooperated with shaft 313 is equipped on top plate 21, the lower end of installation pedestal 1 is equipped with the first company
Spindle set 323, the first connecting bushing 323 is set in shaft 313；The lower surface of top plate 21 is provided with spacing collar 324, limit
Sleeve 324 is set in the top of shaft 313 and lead screw 32, and 324 pairs of spacing collar supports play upper limit, support frame for peaceful 33
The bottom of frame 2 is provided with limit bearing shell 325, and limit bearing shell 325 is set in the bottom end of lead screw 32, and limit 325 pairs of supports of bearing shell are peaceful
Platform 33 removes position-limiting action.
Fig. 1 and Fig. 4 is please referred to, rotary drive assembly 41 includes the second driving motor 411, is connected to the second driving motor
The third gear transmission structure 412 of 411 output end and the track drive shaft 413 being connect with third gear transmission structure 412,
The upper end of guide rail 42 is connected to the lower end of track drive shaft 413；Second driving motor 411 passes through third gear transmission structure 412
Driving track drive shaft 413 rotates and guide rail 42 is driven to rotate, and the rotation of guide rail 42 can drive fuel reception device 5 to fire in corresponding
Expect to be rotated between the position B and docking location A of Vomitory 11.
Please continue to refer to Fig. 1 and Fig. 4, preferably, being equipped with the with the cooperation of the lower end of track drive shaft 413 on top plate 21
Two bearings 414, the lower end of installation pedestal 1 are equipped with the second connecting bushing 415, and the second connecting bushing 415 is set in guide rail driving
On axis 413.
Referring to Fig. 4, rotary drive mechanism further includes second encoder 43, second encoder 43 and track drive shaft 413
Top connection to detect the rotation amount of track drive shaft 413.
Please continue to refer to Fig. 4, rotary drive mechanism further includes the second manual driving assembly being mounted in installation pedestal 1
44, the second manual driving assembly 44 includes the second driving shaft 441 stretched out upwards by installation pedestal 1 and is connected to the second transmission
4th gear transmission structure 442 of the lower end of axis 441, the 4th gear transmission structure 442 are nibbled with third gear transmission structure 412
It closes.
Specifically, the rotation of the 4th gear transmission structure 442 is driven by second driving shaft 441, passes through the 4th gear drive
Structure 442 engages the rotation of driving track drive shaft 413 with third gear transmission structure 412 and guide rail 42 is driven to rotate, guide rail 42
Rotation fuel reception device 5 can be driven to be rotated between the position B and docking location A of corresponding fuel Vomitory 11.
Referring to Fig. 1, the side wall of fuel reception device 5 offers fixation hole, it is installed with feather key 52 in fixation hole, is oriented to
The inner end of key 52 abuts guide rail 42.
In conjunction with Fig. 1 to Fig. 6, fuel stack is carried out in reactor and the cooperation of refueling machine 900 to the elevator 100 of the utility model
Part loading and unloading step is described in detail below:
Charge work:
Firstly, out-pile transfer device is docked with isolating valve 6；
Then, isolating valve 6 is opened, out-pile transfer device transfers fuel assembly 61 to fuel reception device 5；
Then, lifting driving assembly 31 drives the rotation of lead screw 32 to make to ask peaceful 33 to move down, so that fuel be driven to connect
Receiving apparatus 5 is moved downward to the respective heights with docking location A, at the same time, close isolating valve 6, out-pile transfer device with every
It is disengaged from valve 6；
Then, rotary drive assembly 41 drives the rotation of guide rail 42 to rotate with it fuel reception device 5, and then fuel receives
Device 5 turns to docking location A from the position B of corresponding fuel Vomitory 11；
It charges finally, the gripping head 91 of refueling machine 900 grabs fuel assembly 61.
Unloading work:
It is placed in firstly, the gripping head 91 of refueling machine 900 grabs the fuel assembly 61 needed replacing positioned at docking location A's
Fuel reception device 5；
Then, rotary drive assembly 41 drives the rotation of guide rail 42 to rotate with it fuel reception device 5, and then fuel receives
Device 5 turns to the position B of corresponding fuel Vomitory 11 from docking location A；
Then, lifting driving assembly 31 drives the rotation of lead screw 32 to make to ask peaceful 33 to move up, so that fuel be driven to connect
Receiving apparatus 5 moves up, and at the same time, out-pile transfer device is docked with isolating valve 6, opens isolating valve 6；
Finally, out-pile transfer device catches away fuel assembly 61, isolating valve 6 is closed, out-pile transfer device and isolating valve 6 are de-
It opens.
In summary, the utility model is used for the elevator 100 of reactor fuel assemblies handling, and when charging, fuel is received
Device 5 receives the fuel assembly 61 being sent by fuel Vomitory 11, then drives fuel to receive dress by lift drive mechanism
It sets 5 to move down, drives guide rail 42 to rotate so as to be mounted on guide rail 42 by the rotary drive assembly 41 of rotary drive mechanism
Fuel reception device 5 turn to docking location A from the position B of corresponding fuel Vomitory 11；When reloading, fuel reception device
5 receive the fuel assembly 61 needed replacing in docking location A, drive guide rail by the rotary drive assembly 41 of rotary drive mechanism
42 rotate so that fuel reception device 5 turns to the position B of corresponding fuel Vomitory 11 from docking location A, then pass through liter
Drop driving mechanism driving fuel reception device 5 moves up, and pours out fuel assembly 61 by fuel Vomitory 11；Pass through lifting
Driving mechanism and rotary drive mechanism cooperative movement carry out fuel assembly 61 when not opening heap top cover 600 to realize
Handling simplify 61 charge and discharge operations process of fuel assembly, and reduce elevator 100 in the occupied space of reactor, increase simultaneously
The stability and reliability of 61 cargo handling process of fuel assembly.
Above disclosed is only the preferred embodiments of the utility model, and the power of the utility model cannot be limited with this
Sharp range, therefore equivalent variations made according to the claim of the utility model belong to the range that the utility model is covered.
Claims (17)
1. a kind of elevator for reactor fuel assemblies handling characterized by comprising
Installation pedestal, the installation pedestal are mounted on the heap top cover of the reactor, are offered and are used in the installation pedestal
The fuel Vomitory that fuel assembly is sent into the inside of the reactor or poured out；
Braced frame, the braced frame are mounted on the bottom of the installation pedestal；
Lift drive mechanism, the lift drive mechanism are mounted on the installation pedestal；
Rotary drive mechanism, including rotary drive assembly and guide rail, the rotary drive assembly are mounted on the installation pedestal, institute
The upper end for stating guide rail is connect with the output end of the rotary drive assembly, and the lower end of the guide rail is mounted on the braced frame
On；
Fuel reception device, the fuel reception device are used to receive by fuel Vomitory feeding or need replacing
Fuel assembly, the fuel reception device are slidably mounted on the guide rail, and the lift drive mechanism is for driving institute
It states fuel reception device to move up and down, the rotation of the guide rail can drive the fuel reception device to enter and leave in the correspondence fuel
It is rotated between the position and docking location in channel.
2. the elevator for reactor fuel assemblies handling as described in claim 1, which is characterized in that further include isolation
Valve, the isolating valve are installed on the fuel Vomitory.
3. the elevator for reactor fuel assemblies handling as described in claim 1, which is characterized in that the lifting driving
Mechanism includes the output end for being mounted on the lifting driving assembly of the installation pedestal and being connected to the lifting driving assembly
Lead screw, the lower end of the lead screw are installed to the braced frame, and the lift drive mechanism further includes peaceful of support, and the support rises
The side of platform is mounted on the lead screw, and the other side of peaceful of the support is mounted on the guide rail and connects with the fuel
Receiving apparatus connection, the rotation of the lead screw drive the lifting of peaceful of the support, and the lifting of peaceful of the support drives the combustion
Expect reception device lifting, the fuel reception device can be relative to peaceful rotation of the support.
4. the elevator for reactor fuel assemblies handling as claimed in claim 3, which is characterized in that peaceful of the support
It is connected by screw between the fuel reception device.
5. the elevator for reactor fuel assemblies handling as claimed in claim 4, which is characterized in that peaceful of the support
It offers perforative circular arc screw hole, the screw up and down and penetrates the circular arc screw hole, the upper end of the screw from bottom to top
Threaded portion be arranged in the fuel reception device.
6. the elevator for reactor fuel assemblies handling as claimed in claim 3, which is characterized in that the lifting driving
Component include the first driving motor, be connected to first driving motor output end first gear drive mechanism and with institute
The shaft of first gear drive mechanism connection is stated, the lower end of the shaft is connect with the upper end of the lead screw.
7. the elevator for reactor fuel assemblies handling as claimed in claim 6, which is characterized in that the lifting driving
Mechanism further includes the first manual driving assembly being mounted in the installation pedestal, and the first manual driving assembly includes by institute
State the second gear transmission knot of the first transmission shaft that installation pedestal is stretched out upwards and the lower end for being connected to first transmission shaft
Structure, the second gear drive mechanism are engaged with the first gear drive mechanism.
8. the elevator for reactor fuel assemblies handling as claimed in claim 6, which is characterized in that the braced frame
With the top plate for being connected to the installation pedestal bottom, the lower end of the shaft is pierced by by the top plate, is installed on the top plate
There is the first bearing with shaft cooperation, the lower end of the installation pedestal is equipped with the first connecting bushing, first connection
Axle sleeve is set in the shaft.
9. the elevator for reactor fuel assemblies handling as claimed in claim 8, which is characterized in that under the top plate
Surface is provided with spacing collar, and the spacing collar is set in the top of the shaft and the lead screw.
10. the elevator for reactor fuel assemblies handling as claimed in claim 9, which is characterized in that the support frame
The bottom of frame is provided with limit bearing shell, and the limit bearing shell is set in the bottom end of the lead screw.
11. the elevator for reactor fuel assemblies handling as claimed in claim 6, which is characterized in that the lifting is driven
Motivation structure further includes the first encoder, and first encoder is connect to detect the rotation of the shaft with the top of the shaft
Amount.
12. the elevator for reactor fuel assemblies handling as claimed in claim 3, which is characterized in that the support is peaceful
Platform is fixedly connected with feed screw nut and is connected on the lead screw by the feed screw nut.
13. the elevator for reactor fuel assemblies handling as claimed in claim 3, which is characterized in that the lead screw
Lower end separately and is in free state in the axial direction with the braced frame.
14. the elevator for reactor fuel assemblies handling as described in claim 1, which is characterized in that the rotation is driven
Dynamic component include the second driving motor, be connected to second driving motor output end third gear transmission structure and with
The track drive shaft of the third gear transmission structure connection, the upper end of the guide rail is connected under the track drive shaft
End.
15. the elevator for reactor fuel assemblies handling as claimed in claim 14, which is characterized in that the rotation is driven
Motivation structure further includes second encoder, and the second encoder is connect to detect the guide rail with the top of the track drive shaft
The rotation amount of drive shaft.
16. the elevator for reactor fuel assemblies handling as described in claim 1, which is characterized in that the fuel connects
The side wall of receiving apparatus offers fixation hole, and feather key is installed in the fixation hole, is led described in the inner end abutting of the feather key
Rail.
17. the elevator for reactor fuel assemblies handling as described in claim 1, which is characterized in that the guide rail
Lower end separately and is in free state in the axial direction with the braced frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820896988.8U CN208400512U (en) | 2018-06-11 | 2018-06-11 | Elevator for reactor fuel assemblies handling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820896988.8U CN208400512U (en) | 2018-06-11 | 2018-06-11 | Elevator for reactor fuel assemblies handling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208400512U true CN208400512U (en) | 2019-01-18 |
Family
ID=65135572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820896988.8U Withdrawn - After Issue CN208400512U (en) | 2018-06-11 | 2018-06-11 | Elevator for reactor fuel assemblies handling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208400512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806812A (en) * | 2018-06-11 | 2018-11-13 | 中广核研究院有限公司 | Elevator for reactor fuel assemblies handling |
-
2018
- 2018-06-11 CN CN201820896988.8U patent/CN208400512U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806812A (en) * | 2018-06-11 | 2018-11-13 | 中广核研究院有限公司 | Elevator for reactor fuel assemblies handling |
| CN108806812B (en) * | 2018-06-11 | 2024-03-29 | 中广核研究院有限公司 | Elevator for loading and unloading reactor fuel assembly |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190118 Effective date of abandoning: 20240329 |