CN209674898U - A kind of spentnuclear fuel geologic storage tank - Google Patents
A kind of spentnuclear fuel geologic storage tank Download PDFInfo
- Publication number
- CN209674898U CN209674898U CN201821902263.1U CN201821902263U CN209674898U CN 209674898 U CN209674898 U CN 209674898U CN 201821902263 U CN201821902263 U CN 201821902263U CN 209674898 U CN209674898 U CN 209674898U
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- CN
- China
- Prior art keywords
- cylinder
- spentnuclear fuel
- storage tank
- cast copper
- core box
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Abstract
The utility model provides a kind of spentnuclear fuel geologic storage tank, including outer cylinder and the internal component being placed in outer cylinder, outer cylinder includes cylinder and cylinder bottom, internal component includes being placed in the intracorporal cast copper internals of cylinder, the outer wall of cast copper internals is contacted with cylinder inboard wall, and cylinder is divided into several mutually independent compartments by the screen work of cast copper internals, and spentnuclear fuel fuel rod can be placed in compartment, cast copper internals top surface is detachably connected with steel lid, and cover is arranged on the cylinder above steel lid.Storage jar structure described in the utility model is simple, securely and reliably, has a wide range of application, and effectively guarantees that spentnuclear fuel fuel rod will not directly contact during the geology up to 100,000 years is buried with external environment.
Description
Technical field
The utility model belongs to nuclear equipment technical field, more particularly, to a kind of spentnuclear fuel geologic storage tank.
Background technique
Spentnuclear fuel fuel rod storage method is mainly stored by building the method for Spent Fuel Pool in nuclear power station, but
It is that Spent Fuel Pool capacity is limited, with the continuous service of nuclear power station, Spent Fuel Pool is unable to satisfy demand, and Spent Fuel Pool
The level for resisting the natural calamities such as earthquake, flood, tsunami is lower, and geologic storage technology is not yet mature at present, it would be highly desirable to design one kind
Can at land burial 100,000 years or more and keep structural intergrity hold-up tank.
Summary of the invention
In view of this, the utility model is directed to a kind of spentnuclear fuel geologic storage tank, it can effectively guarantee spentnuclear fuel
Fuel rod will not directly contact during the geology up to 100,000 years is buried with external environment, and spentnuclear fuel can be guaranteed slow
The heat discharged during slow decay is effectively transmitted in ambient enviroment, to improve the safety and storage of irradiated fuel store
Deposit efficiency.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of spentnuclear fuel geologic storage tank, including outer cylinder and the internal component being placed in outer cylinder, outer cylinder includes cylinder and cylinder
Bottom, internal component include being placed in the intracorporal cast copper internals of cylinder, and the outer wall of cast copper internals is contacted with cylinder inboard wall, the lattice of cast copper internals
Cylinder is divided into several mutually independent compartments by frame, and spentnuclear fuel fuel rod can be placed in compartment, cast copper internals top surface with
Steel lid is detachably connected, and cover is arranged on the cylinder above steel lid.
Further, the cast copper internals are formed by fashioned iron core box as casting inner core cast.
Further, the fashioned iron core box includes several core boxes disconnected from each other, and each core box is axial flat mutually along cylinder
Row distribution, two neighboring core box are connected by connector.
Further, the connector between adjacent two core box is arranged several from top to bottom.
Further, the side wall on the top of four fashioned iron core boxes in the center side wall with cross connecting plate respectively
It is fixedly connected, welding lifting orifice plate at the upper surface center of cross connecting plate, if fashioned iron core box bottom surface is with centrosymmetric setting
Dry lifting nut.
Further, support plate is set in the fashioned iron core box bottom center, guide rod is set in support plate, cylinder bottom is set
It sets and support plate and the matched groove body of guide rod.
Further, the stepped hole of vertical direction, the upper table of the cast copper internals contacted with steel lid are equipped in the middle part of the steel lid
Threaded hole corresponding with stepped hole is arranged in face, and bolt is each passed through stepped hole and threaded hole and steel lid is fixed in cast copper internals.
Further, the steel lid and cast copper internals contact portion pass through several sealing ring sealings.
Further, it is circumferentially respectively arranged to hang when cover and the assembly of cylinder bottom on the cover and the lateral wall at cylinder bottom
The outer male structure of dress.
Further, the interior umbo for integrally being lifted to spentnuclear fuel cylinder is set at the center of the cover upper surface
Structure.
Compared with the existing technology, a kind of spentnuclear fuel geologic storage tank described in the utility model has the advantage that
(1) storage jar structure described in the utility model is simple, securely and reliably, has a wide range of application, effectively guarantees weary combustion
Material fuel rod will not directly contact during the geology up to 100,000 years is buried with external environment.
(2) heat that hold-up tank described in the utility model can guarantee that spentnuclear fuel discharges during slow decay has
Effect is transmitted in ambient enviroment, and thermal energy efficiency of transmission can be improved, and improves device security.
(3) fashioned iron core box described in the utility model can guarantee assembly essence of the spentnuclear fuel fuel rod in cast copper internals
Degree, substantially improves performance of the copper casting in terms of flatness, straightness, surface roughness.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.In
In attached drawing:
Fig. 1 is the installation diagram of spentnuclear fuel geologic storage tank；
Fig. 2 is cross-sectional view of the Fig. 1 along the direction A-A；
Fig. 3 is the detail view of part B in Fig. 1, and Fig. 3 (a) is the detail view before processing, and Fig. 3 (b) is the details after processing
Figure；
Fig. 4 (a) is the bottom view of fashioned iron core box after the assembly is completed；
Fig. 4 (b) is the main view of fashioned iron core box after the assembly is completed；
Fig. 4 (c) is the top view of fashioned iron core box after the assembly is completed；
Fig. 5 is the structural schematic diagram of four-bladed vane；
Fig. 6 is the structural schematic diagram of steel lid；
Fig. 7 is the detail view of Local C and part D in Fig. 6.
Description of symbols:
1, cover；101, interior male structure；102, outer male structure；2, steel lid；3, cylinder；4, cast copper internals；5, fashioned iron core box；
6, cylinder bottom；7, sealing ring；8, nut is lifted；9, support plate；10, guide rod；11, connector；12, orifice plate is lifted；13, cross connects
Fishplate bar.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1-3, a kind of spentnuclear fuel geologic storage tank, including outer cylinder and the internal component being placed in outer cylinder, outer cylinder
Including cylinder 3 and cylinder bottom 6, the cross section of cylinder 3 is circle, and cylinder 3 and cylinder bottom 6 are fixedly connected by welding, internal component packet
Include the cast copper internals 4 being placed in cylinder 3, the outer wall of cast copper internals 4 is contacted with 3 inner wall of cylinder, cast copper internals 4 include several by
The compartment that screen work separates, compartment are 12 along the axial distribution of parallel barrel 3, the quantity of compartment, compartment transverse and longitudinal in cast copper internals 4
It is uniformly distributed, spentnuclear fuel fuel rod is placed in compartment, and cast copper internals 4 are formed by fashioned iron core box 5 as casting inner core cast, both
It can guarantee the integrality of 4 structure of cast copper internals, and fuel rod can be guaranteed in spentnuclear fuel cylinder using the high manufacturing accuracy of fashioned iron core box 5
Interior assembly precision prevents the situation that fuel rod shakes inside cast copper internals 4 or can not assemble.
As shown in Fig. 4 (a)-(c), Fig. 5, fashioned iron core box 5 includes several core boxes disconnected from each other, and core box is opening upwards
Cuboid box, each core box connected along the axial distribution parallel to each other of cylinder 3, two neighboring core box by connector 11, connector
11 both ends pass through welding respectively and are fixedly connected with adjacent core box, and the connector 11 between adjacent two core box is arranged from top to bottom
Several, side wall and the cross connecting plate 13 of the top of four fashioned iron core boxes 5 in center are fixedly connected by welding, cross
Welding lifting orifice plate 12 at the upper surface center of connecting plate 13, with centrosymmetric setting, several are lifted 5 bottom surface of fashioned iron core box
Nut 8 is cooperated by lifting orifice plate 12 and lifting nut 8, is capable of the overturning and spinning movement of finishing type steel core box 5.
The guidance positioning of center when in order to realize that the lifting of fashioned iron core box 5 enters cylinder 3, in 5 bottom of fashioned iron core box
Support plate 9 is set at the heart, guide rod 10, the setting of cylinder bottom 6 and support plate 9 and the guidance matched groove body of version 10 are set in support plate 9,
It can be improved the precision of lifting.
As shown in fig. 6-7, cast copper internals 4 are bolted with steel lid 2, and the ladder of vertical direction is equipped in the middle part of steel lid 2
Threaded hole corresponding with stepped hole is arranged in hole, and the upper surface of cast copper internals 4 that steel lid 2 contacts, and bolt is each passed through stepped hole
Steel lid 2 is fixed in cast copper internals 4 with threaded hole, steel lid 2 and 4 contact portion of cast copper internals are close by several sealing rings 7
Envelope, sealing ring 7 include inside and outside 3, and sealing ring 7 is o-ring, is entered in cast copper internals 4 so as to avoid the infiltration in rock
Portion.
Cover 1 is set on the cylinder 3 of 2 top of steel lid, cover 1 is fixedly connected by welding with cylinder 3, such as Fig. 3 (a) institute
Show, circumferentially arranged outer male structure 102 on 1 lateral wall of cover, outer male structure 102 can be realized easy when cover 1 and the assembly of cylinder bottom 6
Lifting, and after the assembly is completed, as shown in Fig. 3 (b), pass through whole primary machining, it is ensured that spentnuclear fuel is logical whole
Outer dimension precision, while the circumferentially arranged outer male structure 102 being easy to lift of 6 lateral wall of cylinder bottom.
In order to facilitate the lifting of hoisting tool special, interior male structure 101 is set at 1 upper surface center of cover, entire weary
Fuel storage tanks assembly is completed to cut after processing is completed, as long as suspender to be caught on to the interior male structure 101 on cover 1, it may be convenient to
Spentnuclear fuel cylinder is integrally lifted, and does not influence exterior space.
Outer cylinder is formed by copper as Raw material processing, and copper has stability well in wet condition, can be up to
In 100000 years or more time keep structure it is complete, chemistry, physical property it is highly stable, and process for machining and manufacturing relative at
It is ripe.
The working principle of the device:
In use, the lifting of cast copper internals 4 is entered in cylinder 3, after assembly in place, spentnuclear fuel fuel rod is lifted into respectively
In 12 compartments of the screen work of cast copper internals 4, steel lid 2 is tightened onto cast copper internals 4, is contacted between steel lid 2 and cast copper internals 4
Part is sealed by inside and outside three seals ring 7, and by bolt that steel lid 2 and cast copper internals 4 is fixed, and steel lid 2 has been assembled
Cover 1 is covered above cylinder 3, is welded and fixed by Cheng Hou, finally integrally carries out spentnuclear fuel cylinder to lift buried.
The storage jar structure is simple, securely and reliably, has a wide range of application, is applied not only on the hot gas conduit of reactor, may be used also
So as to be used in the occasion of other similar thermal energy transmission, for example on the high-temperature high-pressure apparatus of thermal power generation system or chemical industry, have
Effect ground guarantees that spentnuclear fuel fuel rod will not directly contact during the geology up to 100,000 years is buried with external environment, uses this
The heat that design device can guarantee that spentnuclear fuel discharges during slow decay is effectively transmitted in ambient enviroment, can be with
Thermal energy efficiency of transmission is improved, device security is improved, fashioned iron core box 5 can guarantee spentnuclear fuel fuel rod in cast copper internals 4
Assembly precision substantially improves performance of the copper casting in terms of flatness, straightness, surface roughness.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of spentnuclear fuel geologic storage tank, it is characterised in that: including outer cylinder and the internal component being placed in outer cylinder, outer cylinder includes
Cylinder (3) and cylinder bottom (6), internal component include the cast copper internals (4) being placed in cylinder (3), the outer wall and cylinder of cast copper internals (4)
Cylinder (3) is divided into several mutually independent compartments, spentnuclear fuel fuel by the contact of body (3) inner wall, the screen work of cast copper internals (4)
Stick can be placed in compartment, and cast copper internals (4) top surface is detachably connected with steel lid (2), be set on the cylinder (3) above steel lid (2)
Set cover (1).
2. a kind of spentnuclear fuel geologic storage tank according to claim 1, it is characterised in that: the cast copper internals (4) pass through
Fashioned iron core box (5) is formed as casting inner core cast.
3. a kind of spentnuclear fuel geologic storage tank according to claim 2, it is characterised in that: the fashioned iron core box (5) includes
Several core boxes disconnected from each other, each core box pass through connector along the axial distribution parallel to each other of cylinder (3), two neighboring core box
(11) it connects.
4. a kind of spentnuclear fuel geologic storage tank according to claim 3, it is characterised in that: between adjacent two core box
Connector (11) is arranged several from top to bottom.
5. a kind of spentnuclear fuel geologic storage tank according to claim 3, it is characterised in that: four types in center
The side wall on the top of steel core box (5) is fixedly connected with the side wall of cross connecting plate (13) respectively, the upper table of cross connecting plate (13)
Welding lifting orifice plate (12) at the center of face, with centrosymmetric setting, several lift nut (8) for fashioned iron core box (5) bottom surface.
6. a kind of spentnuclear fuel geologic storage tank according to claim 3, it is characterised in that: at fashioned iron core box (5) bottom
Support plate (9) are set at portion center, guide rod (10) are set in support plate (9), cylinder bottom (6) setting and support plate (9) and guidance
Stick (10) matched groove body.
7. a kind of spentnuclear fuel geologic storage tank according to claim 1, it is characterised in that: be equipped in the middle part of the steel lid (2)
Threaded hole corresponding with stepped hole is arranged in the stepped hole of vertical direction, and the upper surface of cast copper internals (4) that steel lid (2) contacts,
Bolt is each passed through stepped hole and threaded hole and steel lid (2) is fixed on cast copper internals (4).
8. a kind of spentnuclear fuel geologic storage tank according to claim 1, it is characterised in that: in the steel lid (2) and cast copper
Part (4) contact portion passes through several sealing ring (7) sealings.
9. a kind of spentnuclear fuel geologic storage tank according to claim 1, it is characterised in that: the cover (1) and cylinder bottom (6)
Lateral wall on be circumferentially respectively arranged to the outer male structure (102) lifted when cover (1) and cylinder bottom (6) are assembled.
10. a kind of spentnuclear fuel geologic storage tank according to claim 1, it is characterised in that: in cover (1) upper surface
Interior male structure (101) for integrally being lifted to spentnuclear fuel cylinder is set at the heart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902263.1U CN209674898U (en) | 2018-11-19 | 2018-11-19 | A kind of spentnuclear fuel geologic storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902263.1U CN209674898U (en) | 2018-11-19 | 2018-11-19 | A kind of spentnuclear fuel geologic storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209674898U true CN209674898U (en) | 2019-11-22 |
Family
ID=68559560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821902263.1U Expired - Fee Related CN209674898U (en) | 2018-11-19 | 2018-11-19 | A kind of spentnuclear fuel geologic storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209674898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635085A (en) * | 2020-10-14 | 2021-04-09 | 中广核工程有限公司 | Simulated spent fuel storage tank for nuclear power station |
-
2018
- 2018-11-19 CN CN201821902263.1U patent/CN209674898U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635085A (en) * | 2020-10-14 | 2021-04-09 | 中广核工程有限公司 | Simulated spent fuel storage tank for nuclear power station |
| WO2021227470A1 (en) * | 2020-10-14 | 2021-11-18 | 中广核工程有限公司 | Simulated spent fuel storage tank for nuclear power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 Termination date: 20211119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |