CN205881481U - Fuel storage screen work subassembly - Google Patents
Fuel storage screen work subassembly Download PDFInfo
- Publication number
- CN205881481U CN205881481U CN201521128796.5U CN201521128796U CN205881481U CN 205881481 U CN205881481 U CN 205881481U CN 201521128796 U CN201521128796 U CN 201521128796U CN 205881481 U CN205881481 U CN 205881481U
- Authority
- CN
- China
- Prior art keywords
- bunkering
- chamber
- base
- screen work
- fuel storage
- 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.)
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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
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model provides a fuel storage screen work subassembly includes: the fuel storage chamber, a pedestal. The base is provided with positioning holes. The lower extreme in fuel storage chamber plant with in the locating hole, a connecting device. Connecting device be used for with the fuel storage chamber with the connection can be dismantled to the base. The utility model provides a fuel storage screen work subassembly is through setting up the locating hole on the bottom plate to a straightness that hangs down for inciting somebody to action the accurate positioning of fuel storage chamber improves the assembly precision, and can effectively guarantee between fuel storage chamber and the bottom plate.
Description
Technical field
This utility model relates to a kind of bunkering screen work assembly.
Background technology
Spent fuel storage rack is positioned at Spent fuel pit, and being mainly used in the irradiated fuel assembly for drawing off reactor core provides
Storage space.Spent fuel storage rack belongs to antidetonation class Ⅰ equipment, it is desirable to during or after SSE earthquake, it is possible to keep structure complete
Whole property also keeps its due function.
Spent fuel storage rack is made up of parts such as bunkering chamber, coaming plate, bearing, base plates.For depositing and protecting combustion
The bunkering screen work body construction of material assembly, sufficient intensity to be ensured, reliability, beneficially convection current cooling, to be also prone to
Processing, minimizing welding deformation.
In the fabrication process, bunkering chamber is commonly used with base plate welds all kinds of bunkering screen work of the prior art
, there is the problems such as welding capacity is big, welding difficulty is high, bunkering chamber is yielding, need special fixture and welding robot, make in form
Become manufacturing process complicated.
Utility model content
This utility model, for the deficiencies in the prior art, proposes a kind of bunkering screen work assembly.
Bunkering screen work assembly includes:
Bunkering chamber；
Base；Described base is provided with hole, location；Plant and in hole, described location in the lower end in described bunkering chamber；
Attachment means；Described attachment means is for removably connecting described bunkering chamber and described base.
Preferably, described attachment means includes bolt；Described bolt sequentially passes through described base and described bunkering chamber
Base plate, described bunkering chamber and described base are connected.
Preferably, it is provided with pad between described bolt and described base.
Preferably, screwed one end of described bolt is without departing from the upper surface of the base plate in described bunkering chamber.
Preferably, the discharge orifice on the base plate in described bunkering chamber and the discharge orifice on described base is in the same size and position
Put correspondence.
Preferably, the both sides of the base plate in described bunkering chamber are welded with the both sides of described base.
Compared with prior art, this utility model has the advantages that
1, the bunkering screen work assembly that this utility model provides, by arranging hole, location, for firing on base plate
Material storage chamber is accurately positioned, and improves assembly precision, and can effectively ensure that the perpendicularity between bunkering chamber and base plate.
2, the bunkering screen work assembly that this utility model provides, the single bunkering chamber in bunkering screen work is passed through
Bolt is attached with base plate respectively, decreases welding procedure, reduces manufacture difficulty, improves production efficiency.
3, the bunkering screen work assembly that this utility model provides, bolt head is positioned at below base plate, and bolt is threaded
End is without departing from plane on the base plate of bunkering chamber, it is to avoid interfere with the fuel assembly bottom nozzle of bunkering intracavity.
4, the bunkering screen work assembly that this utility model provides, the discharge orifice on the base plate of bunkering chamber and screen work base plate
On discharge orifice in the same size, threaded connection hole is positioned at the surrounding of discharge orifice.
5, this utility model provide bunkering screen work assembly, can use between bunkering chamber and storage chamber weld or
Other connected mode.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the bunkering screen work assembly meeting this utility model preferred embodiment.
Fig. 2 is the partial sectional view of structure shown in Fig. 1.
Fig. 3 is another angle schematic diagram of structure shown in Fig. 2.
Fig. 4 is the sectional view of the base plate meeting this utility model preferred embodiment.
Detailed description of the invention
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with the accompanying drawings and tool
This utility model is described in further detail by body embodiment.
As Figure 1-4, bunkering screen work assembly includes:
Bunkering chamber 1；
Base 2；Described base 2 is provided with hole 21, location；Plant and hole, described location 21 in the lower end in described bunkering chamber 1
In；
Attachment means；Described attachment means is for removably connecting described bunkering chamber and described base.
Preferably, described attachment means includes bolt 4；Described bolt 4 sequentially passes through described base 2 and described bunkering
The base plate 11 in chamber, connects described bunkering chamber 1 and described base 2.
Preferably, it is provided with pad 3 between described bolt 4 and described base 2.
Preferably, screwed one end of described bolt 4 is without departing from the upper surface of the base plate 11 in described bunkering chamber.
Preferably, the discharge orifice 12 on the base plate 11 in described bunkering chamber and discharge orifice 22 size on described base 2
Consistent and position corresponding.
Preferably, the both sides of the base plate 11 in described bunkering chamber are welded with the both sides of described base.
Compared with prior art, this utility model has the advantages that
1, the bunkering screen work assembly that this utility model provides, by arranging hole, location, for firing on base plate
Material storage chamber is accurately positioned, and improves assembly precision, and can effectively ensure that the perpendicularity between bunkering chamber and base plate.
2, the bunkering screen work assembly that this utility model provides, the single bunkering chamber in bunkering screen work is passed through
Bolt is attached with base plate respectively, decreases welding procedure, reduces manufacture difficulty, improves production efficiency.
3, the bunkering screen work assembly that this utility model provides, bolt head is positioned at below base plate, and bolt is threaded
End is without departing from plane on the base plate of bunkering chamber, it is to avoid interfere with the fuel assembly bottom nozzle of bunkering intracavity.
4, the bunkering screen work assembly that this utility model provides, the discharge orifice on the base plate of bunkering chamber and screen work base plate
On discharge orifice in the same size, threaded connection hole is positioned at the surrounding of discharge orifice.
5, this utility model provide bunkering screen work assembly, can use between bunkering chamber and storage chamber weld or
Other connected mode.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment, identical similar portion sees mutually.For system disclosed in embodiment
For, owing to corresponding to the method disclosed in Example, so describe is fairly simple, relevant part sees method part explanation
?.
Those skilled in the art can use different methods to realize described function to each specifically should being used for, but
It is this realization it is not considered that exceed scope of the present utility model.
Obviously, those skilled in the art can carry out various change and modification without deviating from this practicality newly to utility model
The spirit and scope of type.So, if of the present utility model these amendment and modification belong to this utility model claim and
Within the scope of equivalent technologies, then this utility model is also intended to change and including modification include these.
Claims (4)
1. a bunkering screen work assembly, it is characterised in that including:
Bunkering chamber；
Base；Described base is provided with hole, location；Plant and in hole, described location in the lower end in described bunkering chamber；
Attachment means；Described attachment means is for removably connecting described bunkering chamber and described base；
Described attachment means includes bolt；Described bolt sequentially passes through described base and the base plate in described bunkering chamber, by institute
State bunkering chamber and described base connects；
Screwed one end of described bolt is without departing from the upper surface of the base plate in described bunkering chamber.
2. bunkering screen work assembly as claimed in claim 1, it is characterised in that be provided with between described bolt and described base
Pad.
3. bunkering screen work assembly as claimed in claim 1, it is characterised in that the stream on the base plate in described bunkering chamber
Water hole is in the same size with the discharge orifice on described base and position is corresponding.
4. bunkering screen work assembly as claimed in claim 1, it is characterised in that the both sides of the base plate in described bunkering chamber
Weld with the both sides of described base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128796.5U CN205881481U (en) | 2015-12-29 | 2015-12-29 | Fuel storage screen work subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128796.5U CN205881481U (en) | 2015-12-29 | 2015-12-29 | Fuel storage screen work subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205881481U true CN205881481U (en) | 2017-01-11 |
Family
ID=57686297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521128796.5U Active CN205881481U (en) | 2015-12-29 | 2015-12-29 | Fuel storage screen work subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205881481U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448364A (en) * | 2015-12-29 | 2016-03-30 | 上海核工程研究设计院 | Fuel storage grid assembly |
| 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 |
-
2015
- 2015-12-29 CN CN201521128796.5U patent/CN205881481U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448364A (en) * | 2015-12-29 | 2016-03-30 | 上海核工程研究设计院 | Fuel storage grid assembly |
| 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 |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE |