CN201319266Y - New fuel storage framework - Google Patents
New fuel storage framework Download PDFInfo
- Publication number
- CN201319266Y CN201319266Y CNU2008201777313U CN200820177731U CN201319266Y CN 201319266 Y CN201319266 Y CN 201319266Y CN U2008201777313 U CNU2008201777313 U CN U2008201777313U CN 200820177731 U CN200820177731 U CN 200820177731U CN 201319266 Y CN201319266 Y CN 201319266Y
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- CN
- China
- Prior art keywords
- cell
- store
- storage
- lower member
- screen work
- 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.)
- Expired - Lifetime
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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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- Fuel Cell (AREA)
Abstract
The utility model belongs to the field of fuel storage, and particularly relates to a new fuel storage framework. The design of the framework prevents the fuel module from misplugging into the non-storage position; the top of a storage chamber is provided with a guide opening which is in smooth transition with a storage cavity of the chamber, and the inner surface of the cavity is smooth for enabling the new fuel module to be plugged into the storage chamber smoothly and safely when hoisting the new fuel module above the storage chamber in place; the new fuel module can be loaded and unloaded vertically conveniently, and accidents or fuel module breakdown danger can be avoided; the lower part component and the concrete foundation platform function as bearing foundation for supporting the whole framework, therefore the framework can be prevented from collapsing in the SSE and OBE earthquakes, and the new fuel module is ensured to be maintained in the specified subcritical state when the earthquake happens.
Description
Technical field
The utility model belongs to the bunkering field, is specifically related to a kind of bunkering screen work.
Background technology
In between the fresh fuel that the fresh fuel that nuclear power station run duration, reactor need is stored in the fuel factory building is usually stored.It is the specialized equipment that is used for being temporarily stored into the preceding novel fuel assembly of heap that fresh fuel is stored screen work.Novel fuel assembly after power station reception and passed examination by the whipline operation, vertically inserts in the screen work and stores, to wait to proceed next step loading operation.Criticality accident must not take place when storing in fuel assembly.Frame structure should be able to resist SSE and OBE earthquake, and when with assurance earthquake taking place, the novel fuel assembly of still keeping storage is in the subcritical state of regulation.
Summary of the invention
The purpose of this utility model is, provide a kind of anti-critical, can anti-SSE and the OBE earthquake, can insert safely smoothly and the fresh fuel of storage of fuels assembly is stored screen work.
The utility model is achieved in that a kind of fresh fuel storage screen work, it comprises lower member, on lower member, be provided with the storage cell, the upper end of storing cell is by top board location and fixing, it is characterized in that: store the cell main body and be inner wall smooth, the cross section is foursquare rectangular parallelepiped, and whole cavity is seamless, store the cell top and outwards strike out the back taper targeting port, and and the storage chamber between seamlessly transit; Store the cell upper end and be provided with stopper, clog the taper targeting port of storing cell, prevent from that foreign matter from falling into to store in the cell; Described top board is that the cross section is inverted U-shaped corrosion resistant plate, which is provided with opening, and bore is greater than back taper targeting port maximum caliber, and the back taper targeting port passes the opening on the top board; Store on the cell two bottom sides outer wall and be respectively equipped with back up pad and base plate; Have on the base plate and the extraneous osculum that communicates; Said lower member is positioned at the base plate bottom, forms by two blocks of channel-section steels, and two back-to-back installations of channel-section steel, intermediate vertical is connected with the steel pipe of hollow, plays the effect that connects channel-section steel, and lower member supports whole storage cell as the load-bearing basis.
Store in the screen work at above-mentioned a kind of fresh fuel, said lower member is fixed on the concrete foundation platform of cast.
Store in the screen work at above-mentioned a kind of fresh fuel, said storage cell material is a stainless steel, and described stopper material is a Polyvinylchloride.
Of the present utility model having the following advantages: the design of screen work has prevented that fuel assembly from mispluging into non-deposit position; Be provided with the back taper targeting port at the top of storing cell, and the cell storage seamlessly transits between the chamber, and cavity inner surface is smooth, guaranteed when the handling novel fuel assembly is in place above the storage cell, novel fuel assembly can insert smoothly safely to be stored in the cell, produce distortion and be not subjected to any collision, can vertically load and unload novel fuel assembly easily, and can not break down or fuel assembly distortion or the danger that damages; Lower member and concrete foundation platform as the whole screen work of load-bearing shoring of foundation, can prevent that screen work from toppling under SSE and OBE earthquake, when guaranteeing earthquake takes place, the novel fuel assembly of still keeping storage is in the subcritical state of regulation.
Description of drawings
A kind of fresh fuel that Fig. 1 provides for the utility model is stored the storage cell scheme of installation in the screen work;
A kind of fresh fuel that Fig. 2 provides for the utility model is stored lattice upper shelf partial enlarged drawing;
Fig. 3 stores the frame structure synoptic diagram for a kind of fresh fuel that the utility model provides;
Fig. 4 a stores the screen work plan view from above for a kind of fresh fuel that the utility model provides;
Fig. 4 b stores the screen work top plan view for a kind of fresh fuel that the utility model provides.
Among the figure: 1. location-plate, 2. locating piece, 3. top board, 4. back taper targeting port, 5. concrete embedded plate is 6. stored cell, 7. base plate, 8. back up pad, 9. steel pipe, 10. channel-section steel, 11. concrete foundation platforms, 12. stoppers, 13. angle steel, 14. lower member, 15.U shape part, 16. expansion bolt, 17. square, 18. osculums; 19 apertures.
Embodiment
Below in conjunction with Figure of description and embodiment the device in the utility model is described in further detail.
Embodiment 1: as depicted in figs. 1 and 2, a kind of fresh fuel is stored screen work, it comprises lower member 14, be fixed on the following concrete foundation platform 11 by expansion bolt 16, as the whole screen work of load-bearing shoring of foundation, on lower member 14, be equipped with and store cell 6, store cell 6 by top board 3 location and fixing, top board 3 is that cross section that punching press forms is the corrosion resistant plate of inverted U-shaped square no sealing, on the top board 3 according to the position of storing cell 6, be provided with square openings accordingly, opening side ratio targeting port opening edge is grown up.
Storing cell 6 main bodys is rectangular parallelepiped, and its cross section be a square, rectangular parallelepiped inner wall smooth, and whole storage cell 6 cavitys do not have weld seam, store cell 6 tops strike out back taper targeting port 4 and and store between the chamber and seamlessly transit; On the lateral wall of the left and right sides of back taper targeting port 4, top board below respectively level be welded with the square location-plate of a block length 1, location-plate is placed rectangular locating piece 2 for 1 time, the three connects by bolt, plays the effect of supplemental support top board 3 and top board is fixed.
Stopper 12 passes opening on the top board and clogs the targeting port 4 of storing cell, prevents from that foreign matter from falling into to store in the cell 6, and the material of stopper 12 can be a Polyvinylchloride; Around at whole storage screen work top concrete embedded plate 5 is installed, is welded with angle steel 13 on the concrete embedded plate 5, be located by connecting, make top board 3 fixing by bolt and top board 3; Store both sides, cell 6 bottom and be welded with back up pad 8 respectively, back up pad 8 is connected with base plate 7 by bolt, square 17; Have osculum 18 in the base plate 7 in the heart, in order to allow osculum 18 communicate with the external world, between two channel-section steels 10, the position that is positioned on the steel pipe 9 respectively opens two apertures 19, when storage cell 6 has water from osculum 18 outflows, can flow directly to the external world by two apertures 19 on the channel-section steel 10, thereby play waterproof effect.
Embodiment 2: shown in Fig. 3, Fig. 4 a and Fig. 4 b, store in the screen work at fresh fuel described in the utility model, storage cell 6 among the embodiment can have a plurality of, be 1 row or 2 row arrangements, be welded with inverted U-shaped 15 on the rectangular parallelepiped lower position between the adjacent storage cell 6, be fixed on the base plate 7 horizontal direction upper support and the fixing cell 6 of storing by the bolt inversion.
Fig. 4 a is arranged with 1 row, 6 synoptic diagram of storing the fresh fuel storage screen work of cell, on base plate 7, be welded with U-shaped spare 15 on the rectangular parallelepiped lower position between the adjacent storage cell 6, be inverted by bolt and be fixed on the base plate 7 horizontal direction upper support and the fixing cell 6 of storing; Around at whole storage screen work top concrete embedded plate 5 is installed, is welded with angle steel 13 on the concrete embedded plate 5, be located by connecting, make top board 3 fixing by bolt and top board 3; In base plate 7, have leaking hole 18 this moment in the heart, in order to allow leaking hole 18 communicate with the external world, between two channel-section steels 10, the position that is positioned on the steel pipe 9 respectively opens two apertures 19, when storage cell 6 has water from osculum 18 outflows, can flow directly to the external world by two apertures 19 on the channel-section steel 10, thereby play waterproof effect.
Fig. 4 b is arranged with 2 row, 12 embodiment that store the fresh fuel storage screen work of cell.
On base plate 7, be welded with U-shaped spare 15 on the rectangular parallelepiped lower position between the adjacent storage cell 6, be inverted by bolt and be fixed on the base plate 7 horizontal direction upper support and the fixing cell 6 of storing; Around at whole storage screen work top concrete embedded plate 5 is installed, is welded with angle steel 13 on the concrete embedded plate 5, be located by connecting, make top board 3 fixing by bolt and top board 3; This moment, osculum 18 was opened in base plate 7 outer sides, and osculum 18 is directly communicated with the external world, and the water of storing in the cell 6 can flow directly to the external world, thereby plays waterproof effect.
Claims (3)
1. a fresh fuel is stored screen work, it comprises lower member (14), on lower member (14), be provided with and store cell (6), the upper end of storing cell (6) is by top board (3) location and fixing, it is characterized in that: store cell (6) main body and be inner wall smooth, the cross section is foursquare rectangular parallelepiped, and whole cavity is seamless, store cell (6) top and outwards strike out back taper targeting port (4), and and the storage chamber between seamlessly transit; Store cell (6) upper end and be provided with stopper (12), clog the taper targeting port (4) of storing cell (6), prevent from that foreign matter from falling into to store in the cell; Described top board (3) which is provided with opening for the cross section is inverted U-shaped corrosion resistant plate, and bore is greater than back taper targeting port (4) maximum caliber, and back taper targeting port (4) passes the opening on the top board (3); Store on cell (6) the two bottom sides outer wall and be respectively equipped with back up pad (8) and base plate (7); Have on the base plate (7) and the extraneous osculum (18) that communicates; Said lower member (14) is positioned at base plate (7) bottom, by two blocks of channel-section steels (10) back-to-back composition, vertically be connected with hollow steel tube (9) between two blocks of channel-section steels (10), play the effect that connects channel-section steel (10), lower member (14) supports whole storage cell (6) as the load-bearing basis.
2. a kind of fresh fuel as claimed in claim 1 is stored screen work, and it is characterized in that: said lower member (14) is fixed on the concrete foundation platform (11) of cast.
3. a kind of fresh fuel as claimed in claim 1 or 2 is stored screen work, and it is characterized in that: described storage cell (6) material is a stainless steel, and described stopper (12) material is a Polyvinylchloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201777313U CN201319266Y (en) | 2008-11-20 | 2008-11-20 | New fuel storage framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201777313U CN201319266Y (en) | 2008-11-20 | 2008-11-20 | New fuel storage framework |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201319266Y true CN201319266Y (en) | 2009-09-30 |
Family
ID=41198028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201777313U Expired - Lifetime CN201319266Y (en) | 2008-11-20 | 2008-11-20 | New fuel storage framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201319266Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653697A (en) * | 2015-02-11 | 2015-05-27 | 中国核电工程有限公司 | Elastic supporting device of fuel storage grid |
| CN107093477A (en) * | 2017-04-07 | 2017-08-25 | 中国核电工程有限公司 | A kind of bushing type bunkering screen work |
-
2008
- 2008-11-20 CN CNU2008201777313U patent/CN201319266Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653697A (en) * | 2015-02-11 | 2015-05-27 | 中国核电工程有限公司 | Elastic supporting device of fuel storage grid |
| CN104653697B (en) * | 2015-02-11 | 2016-11-16 | 中国核电工程有限公司 | A kind of resilient supporting unit of bunkering screen work |
| CN107093477A (en) * | 2017-04-07 | 2017-08-25 | 中国核电工程有限公司 | A kind of bushing type bunkering screen work |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090930 |
|
| CX01 | Expiry of patent term |