CN107316666B - A kind of spent fuel storage rack - Google Patents
A kind of spent fuel storage rack Download PDFInfo
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- CN107316666B CN107316666B CN201710534505.XA CN201710534505A CN107316666B CN 107316666 B CN107316666 B CN 107316666B CN 201710534505 A CN201710534505 A CN 201710534505A CN 107316666 B CN107316666 B CN 107316666B
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- screen work
- storeroom
- sleeve pipe
- storage
- bottom plate
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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
- G21C19/02—Details of handling arrangements
- G21C19/06—Magazines for holding fuel elements or control elements
- G21C19/07—Storage racks; Storage pools
-
- 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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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Assembled Shelves (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention provides a kind of spent fuel storage rack, the screen work includes storage sleeve pipe, and the storage sleeve pipe includes multiple independences and the consistent storeroom of structure；Bottom plate, the bottom plate are fixedly connected with the storage sleeve pipe bottom；Support plate, the support plate include the upper backup pad being fixedly connected at the top of the storage sleeve pipe；And peripheral board, the peripheral board are coated on the outside of the storage sleeve pipe；Wherein, the anti-seismic structure is located on one or more of the storage sleeve pipe, the bottom plate, the support plate and described peripheral board.Spent fuel storage rack according to the present invention, one side storage sleeve pipe can be completed the manufacture of screen work whole in processing factory, installation, group weldering, inspection, be tested without carrying out at the scene using modularized design and production；On the other hand, screen work is provided with anti-seismic structure, increases the stability of frame structure, increases anti-seismic performance, reduces the probability that screen work in earthquake mutually collides.
Description
Technical field
The present invention relates to fuel for nuclear power plant technical fields, in particular to a kind of spent fuel storage rack.
Background technique
Spent fuel storage rack is the core equipment in nuclear fuel cycle, is widely used in spentnuclear fuel in heap storage, centre
AFR storage and reprocessing plant storage.Its major function is safely storing fuel component, specifically includes and draws off from reactor
The temporary batch turning component of postdose, the irradiated fuel assembly for not reentering heap, damaged fuel assembly and novel fuel assembly it is (non-irradiated
).The fuel assembly degree of enrichment stored and in heap operating condition difference, to the structure type of storage screen work, pitch with
And the content of neutron absorber material is proposed different requirements.With the fast development of China's nuclear power industry, spent fuel
It is huge to store the screen work market demand.
It is domestic at present to mostly use boron stainless steel tube greatly in the spent fuel storage rack storage sleeve pipe that nuclear power plant uses, it is whole to tie
Structure is heavy, (is welded together with pond baseboard) using structure of taking root, a large amount of work to carry out at the scene (installation, group weldering,
Adjustment, test, detection etc.), and storage capacity is low, whether neutron absorption capability and storage capability all have been unable to meet national core peace
Complete new regulation.It is higher and higher to requirement of the screen work under earthquake operating condition meanwhile with the application of spent fuel storage rack, it is existing
There is screen work to often result in screen work damage and the destruction to pool construction in earthquake.
For this reason, it is necessary to propose a kind of new spent fuel storage rack.
Summary of the invention
A series of concept of reduced forms is introduced in Summary, this will in the detailed description section into
One step is described in detail.Summary of the invention is not meant to attempt to limit technical solution claimed
Key feature and essential features do not mean that the protection scope for attempting to determine technical solution claimed more.
The present invention provides a kind of spent fuel storage rack, the screen work includes:
Storage sleeve pipe, the storage sleeve pipe include multiple independences and the consistent storeroom of structure；
Bottom plate, the bottom plate are fixedly connected with the storage sleeve pipe bottom；
Support plate, the support plate include the upper backup pad being fixedly connected at the top of the storage sleeve pipe；And
Peripheral board, the peripheral board are coated on the outside of the storage sleeve pipe；
Wherein, anti-seismic structure is additionally provided on the screen work, the anti-seismic structure is located at the storage sleeve pipe, the bottom
On one or more of plate, the support plate and described peripheral board.
Illustratively, the anti-seismic structure includes the reinforcing rib being set on the peripheral board inner wall, and the reinforcing rib is set
It is equipped with the groove matched with the bottom plate, support plate.
Illustratively, the anti-seismic structure include be arranged in the support plate it is multiple have storeroom section shape
The hollow structure of shape, to pass through adjacent storage room.
Illustratively, the support plate further includes the intermediate supports being set between at the top and bottom of the storage sleeve pipe
Plate.
Illustratively, the anti-seismic structure further includes being arranged on the intermediate support plate, is located at the storeroom and institute
The chock between intermediate support plate is stated, the outside of the chock has to be matched with the hollow structure of the intermediate support plate
Shape, the inside of the chock has the shape matched on the outside of the storeroom.
Illustratively, the storeroom includes storage tube, neutron absorber plate, cladding plate and storeroom bottom plate, wherein described
Storeroom bottom plate is fixedly connected with the bottom plate and/or storeroom top is fixedly connected with the upper backup pad.
Illustratively, the storeroom bottom plate is connected by screw bolts with being fixedly connected for the bottom plate.
Illustratively, welding is used with being fixedly connected for the upper backup pad at the top of the storeroom.
Illustratively, the storage tube is set as the storage tube that section is at least hexagon.
Illustratively, the neutron absorber plate is arranged between the side wall and cladding plate of the storage tube.
Illustratively, the neutron absorber plate is B4C/Al neutron absorber plate.
Illustratively, the screen work further includes adjustment supporting leg.
Illustratively, the screen work further includes the guide pad at the top of the storeroom, is had at the top of the guide pad
Inclined inclined-plane.
Spent fuel storage rack according to the present invention, one side storage sleeve pipe using independence and the same storeroom of structure,
Can modularized design and production, while can processing factory complete the manufacture of screen work whole, installation, group weldering, examine, test without
It to carry out transporting scene at the scene and direct plunge into use, and screen work can carry out the combination of any amount storeroom as needed, tool
There is interchangeability, to be suitable for the size in various different ponds, while can free shift；On the other hand, screen work is provided with antidetonation
Structure increases the stability of frame structure, improves anti-seismic performance, reduce screen work in earthquake mutually collide and screen work with
The probability collided between pond.
Detailed description of the invention
Following drawings of the invention is incorporated herein as part of the present invention for the purpose of understanding the present invention.Shown in the drawings of this hair
Bright embodiment and its description, principle used to explain the present invention.
In attached drawing:
Fig. 1 is the spent fuel storage rack structural schematic diagram according to one embodiment of the present of invention；
Fig. 2A and 2B is the knot of the support plate and chock according to the spent fuel storage rack of one embodiment of the present of invention
Structure schematic diagram；
Fig. 3 A and 3B are the knot of the coaming plate and reinforcing rib according to the spent fuel storage rack of one embodiment of the present of invention
Structure schematic diagram；
Fig. 4 A and 4B are the knot of the storeroom and its bottom plate according to the spent fuel storage rack of one embodiment of the present of invention
Structure schematic diagram；
Fig. 5 is the structural schematic diagram according to the bottom plate of the spent fuel storage rack of one embodiment of the present of invention；
Fig. 6 is the structural schematic diagram according to the adjustment supporting leg of the spent fuel storage rack of one embodiment of the present of invention；
Fig. 7 is the structural schematic diagram according to the guide pad of the spent fuel storage rack of one embodiment of the present of invention.
Specific embodiment
In the following description, a large amount of concrete details are given so as to provide a more thorough understanding of the present invention.So
And it is obvious to the skilled person that the present invention may not need one or more of these details and be able to
Implement.In other examples, in order to avoid confusion with the present invention, for some technical characteristics well known in the art not into
Row description.
In order to thoroughly understand the present invention, detailed description will be proposed in following description, it is of the present invention weary to illustrate
Fuel screen work.Obviously, execution of the invention is not limited to the specific details that the technical staff of nuclear power field is familiar with.Of the invention
Preferred embodiment is described in detail as follows, however other than these detailed descriptions, the present invention can also have other embodiments.
It should give it is noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to exemplary embodiment of the present invention.As used herein, unless the context clearly indicates otherwise, otherwise singular
It is intended to include plural form.Additionally, it should be understood that when using term "comprising" and/or " comprising " in the present specification
When, indicate that there are the feature, entirety, step, operation, element and/or component, but do not preclude the presence or addition of one or more
Other a features, entirety, step, operation, element, component and/or their combination.
Now, an exemplary embodiment of the present invention is more fully described with reference to the accompanying drawings.However, these exemplary realities
Applying example can be implemented with many different forms, and should not be construed to be limited solely to the embodiments set forth herein.It should
These embodiments that are to provide understood are in order to enable disclosure of the invention is thoroughly and complete, and by these exemplary implementations
The design of example is fully conveyed to those of ordinary skill in the art.In the accompanying drawings, for the sake of clarity, the thickness of layer and region is exaggerated
Degree, and make that identical element is presented with like reference characters, thus description of them will be omitted.
For the domestic spent fuel storage rack storage sleeve pipe used in nuclear power plant using boron stainless steel tube, overall structure is stupid at present
Weight, (is welded together with pond baseboard) using structure of taking root, and a large amount of work will carry out (installing, group weldering, adjusting at the scene
Whole, test, detection etc.), and storage capacity is low, whether neutron absorption capability and storage capability all have been unable to meet national nuclear safety
New regulation.It is higher and higher to requirement of the screen work under earthquake operating condition meanwhile with the application of spent fuel storage rack, it is existing
Screen work often results in screen work damage and the destruction to pool construction in earthquake.
For this purpose, the present invention provides a kind of spent fuel storage rack, the screen work includes:
Storage sleeve pipe, the storage sleeve pipe include multiple independences and the consistent storeroom of structure；
Bottom plate, the bottom plate are fixedly connected with the storage sleeve pipe bottom；
Support plate, the support plate include the upper backup pad being fixedly connected at the top of the storage sleeve pipe；And
Peripheral board, the peripheral board are coated on the outside of the storage sleeve pipe；
Wherein, the anti-seismic structure is located in the storage sleeve pipe, the bottom plate, the support plate and the peripheral board
One or more on.
Spent fuel storage rack according to the present invention, one side storage sleeve pipe using independence and the same storeroom of structure,
Can modularized design and production, while can processing factory complete the manufacture of screen work whole, installation, group weldering, examine, test without
It to carry out transporting scene at the scene and direct plunge into use, and screen work can carry out the combination of any amount storeroom as needed, tool
There is interchangeability, to be suitable for the size in various different ponds, while can free shift；On the other hand, screen work is provided with antidetonation
Structure increases the stability of frame structure, improves anti-seismic performance, reduce screen work in earthquake mutually collide and screen work with
The probability collided between pond.
Spent fuel storage rack of the invention is illustrated referring now to attached drawing.Wherein Fig. 1 is according to this hair
The spent fuel storage rack structural schematic diagram of bright one embodiment；Fig. 2A and 2B is according to the weary of one embodiment of the present of invention
The support plate of bunkering screen work and the structural schematic diagram of chock；Fig. 3 A and 3B are according to the weary of one embodiment of the present of invention
The coaming plate of bunkering screen work and the structural schematic diagram of reinforcing rib；Fig. 4 A and 4B are according to the weary of one embodiment of the present of invention
The storeroom of bunkering screen work and its structural schematic diagram of bottom plate；Fig. 5 is the spentnuclear fuel according to one embodiment of the present of invention
Store the structural schematic diagram of the bottom plate of screen work；Fig. 6 is the adjustment according to the spent fuel storage rack of one embodiment of the present of invention
The structural schematic diagram of supporting leg；Fig. 7 is to be shown according to the structure of the guide pad of the spent fuel storage rack of one embodiment of the present of invention
It is intended to.
Referring to Fig. 1, spent fuel storage rack includes storage sleeve pipe 1, bottom plate 2, support plate 3 and peripheral board 4.The storage
Depositing casing 1 includes multiple independences and the consistent storeroom 5 of structure, and the multiple independence and the consistent storeroom of structure make described
Storage sleeve pipe is convenient for modularized design and manufacture, so that stored screen work can complete whole manufactures, installation, group in processing factory
The processes such as weldering, detection, carry out, the scene of transporting to direct plunges into use, and screen work can free shift without scene；And screen work can
Any number of combination is carried out as needed, there is interchangeability, to be suitable for the size in various different ponds, while can be free
Translation.The support 3 includes upper backup pad 6,1 top of the storage sleeve pipe and the upper backup pad 6 be fixedly connected.Continue to join
See that Fig. 1, the peripheral board 4 are coated on the outside of the storage sleeve pipe 1.The screen work further includes anti-seismic structure, the antidetonation knot
Structure is located on one or more of the storage sleeve pipe, the bottom plate, the support plate and described peripheral board, to solid
One or more of the fixed storage sleeve pipe, the bottom plate, the support plate and described peripheral board to constitute overall structure,
The overall stability of screen work is improved, to promote the anti-seismic performance of screen work, reduces screen work in earthquake and mutually collides to pass
The probability collided between frame and pond.
Illustratively, the anti-seismic structure include be arranged in the support plate it is multiple have storeroom section shape
The hollow structure of shape shows support plate according to an embodiment of the invention referring to Fig. 2 to pass through adjacent storage room
Structural schematic diagram, 3 are provided with multiple hollow structure 3-1 in the support plate, to pass through adjacent storage room 5 and the storage
Casing 1 is fixedly connected.The support plate is set as the support plate with the hollow structure of multiple storage tube cross sectional shapes, from
And may pass through adjacent storeroom, so that single independent storeroom to be fixed into the storage sleeve pipe of an entirety, promote screen work
Globality and stability, the collision probability in earthquake between adjacent storage room is reduced, to promote the anti-seismic performance of screen work.It needs
It is to be understood that the shape and mechanism of support plate shown by the present embodiment are only illustratively that any support plate can be with storage
It deposits ceiling portion to be fixedly connected, may be applicable to the present invention.
Illustratively, the anti-seismic structure includes the reinforcing rib that the peripheral board inner wall is arranged in, the reinforcing rib setting
There is the groove matched with the bottom plate, support plate.A referring to Fig. 3 shows peripheral board according to an embodiment of the invention
Expanded schematic diagram, be wherein provided with reinforcing rib 4-1 on peripheral board 4.The reinforcing rib 4-1 is provided with and the bottom plate, support
The groove that plate matches.Fluted 4- is arranged in the schematic diagram in reinforcing rib section as shown in Fig. 3 B, the section the reinforcing rib 4-1
2, the groove 4-2 with support plate 3 and bottom plate 2 to match.On the one hand, further to the modularization knot of the storage sleeve pipe
Structure is reinforced fixing, and further, promotes shock resistance；On the other hand, reinforcing rib design guarantees screen work knot in the inner surface of peripheral board
Structure smooth outer surface is smooth, reduce screen work in earthquake mutually collide and screen work and pond between the probability that collides.
Illustratively, the support plate further includes the intermediate supports being set between at the top and bottom of the storage sleeve pipe
Plate.With continued reference to Fig. 1 and Fig. 2A, the support plate 3 further includes the centre being set between 1 top and bottom of storage sleeve pipe
Support plate 7.The intermediate support plate 7 across adjacent storage room 5 by the position the top and top of the storage sleeve pipe 1 into
One step is fixed, so that the further integral module structure of stable storage sleeve pipe, enhances anti-seismic performance.Illustratively, described anti-
Shake structure further includes being arranged on the intermediate support plate, the chock between the storeroom and the intermediate support plate,
The outside of the chock has the shape matched with the hollow structure of the intermediate support plate, the inside tool of the chock
There is the shape matched on the outside of the storeroom.Referring to Fig. 2 B, is shown in Fig. 2 B and be set to storage in intermediate support plate 7
The shape for the chock 7-1 being arranged between room 5 and hollow structure 3-1, the outside 7-1-1 and the hollow structure of the chock 7-1
3-1 is matched, and the inside 7-1-2 of the chock 7-1 is matched with the outside of storeroom 5, so that the chock 7-1 can block and extremely
Between the storeroom and the intermediate support plate, to reduce the gap between storeroom and intermediate support plate, to the storage
It deposits room casing and carries out further globality, also further avoid touching between storeroom and intermediate support plate in earthquake operating condition
It hits, avoids impact caused by seismic acceleration, enhance anti-seismic performance.
Illustratively, the storeroom includes storage tube, neutron absorber plate, cladding plate and storeroom bottom plate, wherein described
Storeroom bottom plate is fixedly connected with the bottom plate, is fixedly connected at the top of the storeroom with upper backup pad.Illustratively, the storage
Deposit the storage tube that pipe setting section is at least hexagon.Storeroom setting section is at least the storage tube of hexagon, compared to cutting
Face is the storage tube of square with more stable structure, meanwhile, at least two adjacent opposite faces between adjacent storage room,
So that storeroom has stable structure after being combined into modular storage sleeve pipe, Relative sliding between adjacent grid is reduced, into one
Step increases anti-seismic performance.Illustratively, the neutron absorber plate is adopted as B4C/Al neutron absorber plate.Compared to fracture toughness
Single boron carbide ceramics absorbing material that is low, being difficult to densified sintering product, is made into B for boron carbide and aluminum or aluminum alloy4C/Al neutron is inhaled
Plate is received, so that good plasticity and toughness and boron carbide ceramics high intensity, high rigidity with metallic aluminium, good neutron-absorbing are imitated
The advantages of fruit.It is to be appreciated that described use B4C/Al neutron absorber plate explains only the present invention as example
Illustratively, any neutron absorber plate is suitable for the present invention.
Being set as section as the storage tube of hexagon using storage tube below is that example is illustrated.It is to be appreciated that institute
Stating storage tube and being set as section is hexagon, is only exemplary storage tube.
Referring to Fig. 4 A, the schematic diagram of storeroom according to an embodiment of the invention is shown.The storeroom 5 includes
Storage tube 5-1, cladding plate 5-2 and storeroom bottom plate 5-3, the storeroom bottom plate 5-3 are fixedly connected with bottom plate 2, the storage
The top of room 5 is fixedly connected with upper backup pad, by being fixedly connected for each storeroom and bottom plate and upper backup pad, is formed each
Storeroom is fixedly connected, while further stablizing the structure of storage sleeve pipe, further improves shock resistance.Illustratively,
The storeroom bottom plate 5-3 is fixedly connected by bolt with the bottom plate 2, compared to using welding manner by storeroom bottom plate and
Bottom plate is fixedly connected, described more stable in such a way that bolt is fixedly connected with the bottom plate, not mutability, while also side
Just installing and dismounting.With continued reference to Fig. 4 B, storeroom bottom plate 5-3 passes through bolt hole 5-3- in the schematic diagram of storeroom bottom plate in Fig. 4 B
1 is fixedly connected with bottom plate 2.Illustratively, it is provided with limbers on the storeroom bottom plate, with continued reference to Fig. 4 B, the storeroom
Be also provided with limbers 5-3-2 on bottom plate 5-3, the limbers be it is trapezoidal, evenly around being distributed in the bolt hole 5-3-1 tetra-
Week.The limbers is to be passed through cold water from screen work bottom to cool down to the fuel in the storeroom.The storeroom
It is only that illustratively, in the frame structure for having multiple storerooms, can only store in part that limbers is arranged on bottom plate
Limbers is set on the bottom plate of room.Illustratively, it is carried out by welding with the upper backup pad at the top of the storeroom
It is fixedly connected, to form continuous seamless structure at the top of screen work, guarantees the stability of storage sleeve pipe, and further prevent
Relative sliding under earthquake operating condition between storeroom.Fig. 5 shows showing for screen work bottom plate according to an embodiment of the invention
It is intended to.From figure 5 it can be seen that the bottom plate 5-3 can be solid with the bottom plate 2 by way of different bolt hole 5-3-1
Fixed connection.
Illustratively, the neutron absorber plate is arranged between the side wall and cladding plate of the storage tube.With continued reference to figure
4A, in storeroom 5, middle daughter board 5-4 is arranged between the side wall of storage tube 5-1 and cladding plate 5-2, and the storage tube is set as
When section is at least the storage tube of hexagon, so that each storage tube has at least six neutron absorber plates, neutron is improved
Quantity is arranged in baffle, substantially increases neutron absorption capability compared to four storage tubes.
Illustratively, referring to Fig. 1, the screen work further includes adjustment supporting leg 8, and the adjustment supporting leg 8 is fixed on the screen work
Bottom plate 2 on.Balance integrally-built to the screen work is finely adjusted when the adjustment supporting leg for installing at the scene, further
Guarantee the stability and anti-seismic performance of frame structure.Referring to Fig. 6, adjustment supporting leg according to an embodiment of the invention is shown
Structural schematic diagram.The adjustment supporting leg 8 includes snap ring 8-1, pedestal 8-2, stud 8-3 and swivel nut 8-4, thus by adjusting spiral shell
The cooperation of column and bolt is finely adjusted with the overall structure to the screen work, and snap ring is for further fixing stud.It is understood that
, the structure of adjustment supporting leg proposed in the present embodiment be only illustratively, it is any can be used for it is whole to the screen work
The adjustment leg structure that the balance of structure is adjusted is suitable for the present invention.
Illustratively, the screen work further includes pillar angle steel.As shown in Figure 1, the screen work further includes pillar angle steel 9, use
To further fix storeroom.Illustratively, the pillar angle steel is L-type.
Illustratively, the screen work further includes guide pad, provides guiding to enter storeroom for fuel, referring to Fig. 7, shows
The structural schematic diagram of guide pad according to an embodiment of the invention is gone out.The guide pad 10 is by with the upper of sloped sidewall
Portion 10-1 and with mutually block with storeroom and lower part 10-2 two parts constitute.Top is arranged to have inclined inclined-plane, example
Property, the inclined inclined-plane and perpendicular bisector have 10~30 degree of angles, are 15 ° illustratively.To make fuel be stored
By smooth transition before room, to provide guiding for the entrance of fuel.Lower part 10-2 is arranged to and the thickness at the top of the storeroom
The shape matched, the guide pad to be fixed at the top of the storeroom.Illustratively, the lower part of the guide pad
10-2 includes the inner wall 10-2-1 matched with the storeroom, and the outer wall 10-2-2 matched with upper backup pad, thus
The effect for playing dual cooperation makes card of the guide pad on storeroom and more firm.It is to be appreciated that institute in the present embodiment
The structure of the guide pad of proposition is only illustratively any guide pad, can be used for being oriented to fuel in composition room, be suitable for
The present invention.
In conclusion spent fuel storage rack according to the present invention, one side storage sleeve pipe uses independence and structure is same
Storeroom, can modularized design and production, while can processing factory complete the manufacture of screen work whole, installation, group weldering, inspection,
Test direct plunges into use without carrying out transporting scene at the scene, and screen work can carry out any amount storeroom as needed
Combination, there is interchangeability, to be suitable for the size in various different ponds, while can free shift；On the other hand, screen work is set
Be equipped with anti-seismic structure, increase the stability of frame structure, improve anti-seismic performance, reduce screen work in earthquake mutually collide with
And the probability collided between screen work and pond.
The present invention has been explained by the above embodiments, but it is to be understood that, above-described embodiment is only intended to
The purpose of citing and explanation, is not intended to limit the invention to the scope of the described embodiments.Furthermore those skilled in the art
It is understood that the present invention is not limited to the above embodiments, introduction according to the present invention can also be made more kinds of member
Variants and modifications, all fall within the scope of the claimed invention for these variants and modifications.Protection scope of the present invention by
The appended claims and its equivalent scope are defined.
Claims (11)
1. a kind of spent fuel storage rack, which is characterized in that the screen work includes:
Storage sleeve pipe, the storage sleeve pipe includes multiple independences and the consistent storeroom of structure, the storeroom include storage tube,
The storage tube is set as section and is at least the storage tube of hexagon so that at least there are two phases between the adjacent storeroom
Adjacent opposite face；
Bottom plate, the bottom plate are fixedly connected with the storage sleeve pipe bottom；
Support plate, the support plate include the upper backup pad being fixedly connected at the top of the storage sleeve pipe；And
Peripheral board, the peripheral board are coated on the outside of the storage sleeve pipe；
Wherein, anti-seismic structure is additionally provided on the screen work, the anti-seismic structure is located at the storage sleeve pipe, the bottom plate, institute
It states in support plate and the peripheral board and at least between the two and guarantees that the frame structure smooth outer surface is smooth, it is described
Anti-seismic structure includes the reinforcing rib being set on the peripheral board inner wall, and the reinforcing rib is provided with and the bottom plate and the branch
The groove that fagging matches.
2. screen work as described in claim 1, which is characterized in that the anti-seismic structure include be arranged in it is more in the support plate
A hollow structure with the storeroom cross sectional shape, to pass through adjacent storage room.
3. screen work as claimed in claim 2, which is characterized in that the support plate further includes being set at the top of the storage sleeve pipe
Intermediate support plate between bottom.
4. screen work as claimed in claim 3, which is characterized in that the anti-seismic structure further includes being arranged in the intermediate support plate
On, the outside of the chock between the storeroom and the intermediate support plate, the chock has and the intermediate supports
The shape that the hollow structure of plate matches, the inside of the chock have the shape matched on the outside of the storeroom.
5. screen work as described in claim 1, which is characterized in that the storeroom further includes neutron absorber plate, cladding plate and storage
Deposit room bottom plate, wherein the storeroom bottom plate be fixedly connected with the bottom plate and/or the storeroom at the top of with the upper branch
Fagging is fixedly connected.
6. screen work as claimed in claim 5, which is characterized in that the storeroom bottom plate is fixedly connected with the bottom plate using spiral shell
It tethers and connects.
7. screen work as claimed in claim 5, which is characterized in that adopted at the top of the storeroom with being fixedly connected for the upper backup pad
With welding.
8. screen work as claimed in claim 5, which is characterized in that the side wall and packet of the storage tube is arranged in the neutron absorber plate
Between cladding plate.
9. screen work as claimed in claim 5, which is characterized in that the neutron absorber plate is B4C/Al neutron absorber plate.
10. screen work as described in claim 1, which is characterized in that the screen work further includes adjustment supporting leg.
11. screen work as described in claim 1, which is characterized in that the screen work further includes leading at the top of the storeroom
To block, there is inclined inclined-plane at the top of the guide pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534505.XA CN107316666B (en) | 2017-07-03 | 2017-07-03 | A kind of spent fuel storage rack |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534505.XA CN107316666B (en) | 2017-07-03 | 2017-07-03 | A kind of spent fuel storage rack |
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| Publication Number | Publication Date |
|---|---|
| CN107316666A CN107316666A (en) | 2017-11-03 |
| CN107316666B true CN107316666B (en) | 2019-10-15 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785091B (en) * | 2017-09-12 | 2020-11-17 | 中国核电工程有限公司 | Spent fuel assembly storage rack |
| CN108091408B (en) * | 2018-01-27 | 2024-06-25 | 镇江华核装备有限公司 | Special storage transportation grid of safe type spent fuel |
| CN108362459A (en) * | 2018-05-17 | 2018-08-03 | 上海核工程研究设计院有限公司 | A kind of 1x9 types spent fuel storage rack shock test part |
| CN108735315B (en) * | 2018-06-04 | 2024-05-14 | 江苏核电有限公司 | VVER spent fuel assembly storage cell and manufacturing method |
| CN112599266B (en) * | 2020-11-24 | 2024-07-16 | 中国核电工程有限公司 | Spent fuel storage grillwork |
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| CN101783189A (en) * | 2009-01-21 | 2010-07-21 | 中国核电工程有限公司 | Spent fuel storage rack in pressurized water reactor nuclear power station |
| CN101916602A (en) * | 2010-07-13 | 2010-12-15 | 浙江博凡动力装备有限公司 | Spent fuel storage device |
| CN102737741A (en) * | 2012-07-12 | 2012-10-17 | 中广核工程有限公司 | Spent fuel storage framework of nuclear power plant |
| CN103400617A (en) * | 2013-08-12 | 2013-11-20 | 上海阿波罗机械股份有限公司 | Spent fuel rod storage grillwork for nuclear power plant |
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