CN209591551U - A kind of spent fuel storage basket - Google Patents
A kind of spent fuel storage basket Download PDFInfo
- Publication number
- CN209591551U CN209591551U CN201822272795.8U CN201822272795U CN209591551U CN 209591551 U CN209591551 U CN 209591551U CN 201822272795 U CN201822272795 U CN 201822272795U CN 209591551 U CN209591551 U CN 209591551U
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- China
- Prior art keywords
- fuel storage
- spent fuel
- storage basket
- plate
- support plate
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Abstract
The utility model discloses a kind of spent fuel storage baskets, it is intended to provide a kind of simple spent fuel storage basket of structure, its key points of the technical solution are that, including chassis, apparatus for placing is additionally provided on the chassis, the apparatus for placing includes the bottom plate on chassis, perpendicular to bottom plate and cross one another support plate, placement plate in support plate, the round placing groove being equipped with positioned at placement plate center, positioned at bottom plate center upright upwards and through the connecting tube of placing groove, the screw thread mouth being equipped with positioned at connecting tube top, the cover above support plate, the through-hole that is equipped among the cover and it is located on through-hole wall and the matched screwed pipe of screw thread mouth.
Description
Technical field
The utility model relates to nuclear energy equipment fields, and in particular to a kind of spent fuel storage basket.
Background technique
Spentnuclear fuel is also known as rradiated nuclear fuel, is to be subjected to overshoot irradiation, used nuclear fuel, usually by nuclear power station
Nuclear reactor generates.Through neutron bombardment nuclear reaction occurs for nuclear fuel in heap, draws off out of heap through certain time.It contains largely
It is unspent can fertile material uranium -238 or thorium -232, easy fissioner plutonium -239 do not burn down and newly-generated, uranium -235 or
The transuranic elements such as neptunium, americium, curium that uranium -233 and nuclear fuel generate in irradiation process, in addition there are also fission element Strontium-90,
Caesium -137, technetium -99 etc..The uranium content of this fuel reduces, and nuclear reaction can not be continued to, so being spentnuclear fuel.Spent fuel
In include a large amount of radioactive element, therefore have radioactivity can seriously affect environment if do not dealt carefully with and connect
Touch the health of their people.
Currently, the Chinese patent of Publication No. CN108428483A discloses a kind of spentnuclear fuel container for conveying, it is wrapped
Cylinder, upper inner cover, outer housing, heat-conducting piece, upper outer seal and lower outer seal are included, cylinder is in the hollow structure with opening,
Inner barrel is equipped with lead layer；Upper inner cover is set on cylinder and is sealed to opening；Outer housing is in hollow tubular structure set
Ring cavity is formed between cylinder outside cylinder；Heat-conducting piece, which is connected between outer housing and cylinder, is divided into a plurality of lists for ring cavity
First chamber, unit is intracavitary to be filled with neutron absorbing layer, and heat-conducting piece is superimposed connection by the metalwork of at least two different thermal coefficients
It is formed；Upper outer seal is sealed the upper opening of outer housing, and lower outer seal is sealed the under shed of outer housing.
Although this spentnuclear fuel container for conveying is inhaled by the double shielding of cylinder, outer housing by lead layer and neutron
The radiation protection protection of layer is received, and by the heat radiation protection of heat-conducting piece, so that the utility model shield effectiveness is good and safety is steady
It is fixed, it can be used to transport and be used to store again, but when often spentnuclear fuel dry type stores is post shapes, lacks placement spentnuclear fuel
Container.
Utility model content
The purpose of the utility model is to provide a kind of spent fuel storage baskets, and spentnuclear fuel can effectively be stored by having, together
The advantages of placement and transport of Shi Anquan, overall structure is simple, and cost is relatively low.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of spent fuel storage basket, including chassis are additionally provided with apparatus for placing on the chassis, and the apparatus for placing includes position
In on chassis bottom plate, perpendicular to bottom plate and cross one another support plate, the placement plate in support plate, be located in placement plate
It entreats the round placing groove being equipped with, set upwards and through the connecting tube of placing groove, positioned at connecting tube top positioned at bottom plate center upright
Some screw thread mouths, the cover above support plate, the through-hole being equipped among the cover and it is located on through-hole wall and screw thread
The matched screwed pipe of mouth.
By using above-mentioned technical proposal, the apparatus for placing being equipped with can effectively place entire spentnuclear fuel, guarantee simultaneously
Have between spentnuclear fuel it is certain be spaced apart from each other, will not cross contamination, while each support plate can effectively support spentnuclear fuel
Surrounding, thus effectively make it is whole taking, transport etc. relatively stable in the process, and the cover being equipped with can effectively will be weary
Fuel is protected above chassis, while can be effectively rotatably connected by the screwed pipe and screw thread mouth of cooperation, just
In the placement of whole spentnuclear fuel.
Further setting: the placement plate is equipped with several round slots.
By using above-mentioned technical proposal, several round slots being equipped with can be used for being inserted by spentnuclear fuel, thus
Guarantee the vertical placement of entire spentnuclear fuel.
Further setting: the backplate surface is equipped with latticed barrier plate.
By using above-mentioned technical proposal, it can effectively give spentnuclear fuel bottom certain frictional force, keep it more steady
Fixed is placed on chassis.
Further setting: the support plate edge is additionally provided with the reinforcing rib around support plate edge.
By using above-mentioned technical proposal, the reinforcing rib being equipped with can effectively control the intensity between each support plate,
To effectively make whole structure relatively stable.
Further setting: the cover surfaces are additionally provided with the convex block of several protrusions.
By using above-mentioned technical proposal, the convex block being equipped with can effectively increase the frictional force of entire the cover, while just
In stacking together with other devices.
Further setting: the bottom edge is additionally provided with and the matched groove of the cover.
By using above-mentioned technical proposal, the groove being equipped with effectively can be engaged preferably with the cover edge, from
And reduce the entrance of foreign matter.
Further setting: seal washer is additionally provided in the groove
By using above-mentioned technical proposal, the seal washer being equipped with can preferably guarantee that internal spentnuclear fuel will not be let out
Leakage, while guaranteeing impurity etc. and will not permeate.
In conclusion the utility model has the following beneficial effects: providing a kind of spentnuclear fuel that structure is relatively simple storage
Basket, whole opposed configuration is simple, lower production costs, can effectively place spentnuclear fuel, stores the container of spentnuclear fuel.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawing.
Fig. 1 is；A kind of spent fuel storage basket overall structure diagram.
In figure, 1, chassis；2, apparatus for placing；21, bottom plate；22, support plate；23, placement plate；24, placing groove；25, it connects
Pipe；26, screw thread mouth；27, the cover；28, through-hole；29, screwed pipe；3, slot；4, latticed barrier plate；5, reinforcing rib；6, convex block；
7, groove；8, seal washer.
Specific embodiment
Specific embodiments of the utility model will be further explained with reference to the accompanying drawing.
The technical scheme adopted by the utility model is
A kind of spent fuel storage basket, including chassis 1, as shown in Figure 1, apparatus for placing 2 is additionally provided on chassis 1, apparatus for placing 2
Including be located at chassis 1 on bottom plate 21, on bottom plate 21 vertically be equipped with cross one another support plate 22, crosspoint in center, and
Positioned at support plate 22 equipped with placement plate 23, the round placing groove 24 that 23 center of placement plate is equipped with, and 21 center upright of bottom plate
Upward connecting tube 25 is equipped with screw thread mouth 26 on 25 top of connecting tube, while being equipped with above support plate 22 and entirely setting for covering
Standby the cover 27 is equipped with through-hole 28 among the cover 27, and on 28 inner wall of through-hole with the matched screwed pipe 29 of screw thread mouth 26.
Placement plate 23 is equipped with several round slots 3, and for spentnuclear fuel column to be placed into, 21 surface of bottom plate is equipped with grid
Shape barrier plate 4 can effectively increase the frictional force of spentnuclear fuel column bottom.And 22 edge of support plate is additionally provided with around support plate 22
The reinforcing rib 5 at edge, the effective support plate 22 that increases is fixed, and 27 surface of the cover is additionally provided with the convex block 6 of several protrusions, bottom plate 21
Edge be additionally provided with the matched groove 7 of the cover 27, while seal washer 8 is additionally provided in groove 7, it is effective reduce occur leaking with
And the possibility that impurity enters.
Its main operational principle is as follows: during use, by the way that chassis 1 is placed in the plane, opening the cover 27,
By on the through-hole 28 for spilling into placement plate 23 of spentnuclear fuel column one by one, while bottom being made to contradict entire latticed barrier plate 4,
After placing, the cover 27 is covered, and is rotated accordingly, so that screwed pipe 29 and screw thread mouth 26 are intermeshed, from
And it is stable link together, the gap of bottom can also be sealed by seal rubber at this time.
It is the preferred embodiment of the utility model above, does not impose any limitation on the present invention,
All foundation the technical essence of the utility model any simple modification, equivalent change and modification made to the above embodiment,
Belong in the range of utility model technical solution.
Claims (7)
1. a kind of spent fuel storage basket, including chassis (1), it is characterised in that: apparatus for placing (2) are additionally provided on the chassis (1),
The apparatus for placing (2) includes the bottom plate (21) being located on chassis (1), perpendicular to bottom plate (21) and cross one another support plate
(22), it is located at the placement plate (23) on support plate (22), is located at placement plate (23) central round placing groove (24) being equipped with, is located at
Bottom plate (21) center upright is upwards and through the connecting tube (25) of placing groove (24), the screw thread being equipped with positioned at connecting tube (25) top
Mouth (26), the cover (27) being located above support plate (22) are located at the through-hole (28) being equipped among the cover (27) and are located at through-hole
(28) on inner wall with screw thread mouth (26) matched screwed pipe (29).
2. a kind of spent fuel storage basket according to claim 1, it is characterised in that: the placement plate (23) is equipped with several
Round slot (3).
3. a kind of spent fuel storage basket according to claim 2, it is characterised in that: bottom plate (21) surface is equipped with grid
Shape barrier plate (4).
4. a kind of spent fuel storage basket according to claim 3, it is characterised in that: support plate (22) edge is additionally provided with
Reinforcing rib (5) around support plate (22) edge.
5. a kind of spent fuel storage basket according to claim 4, it is characterised in that: the cover (27) is if surface is additionally provided with
Do the convex block (6) of protrusion.
6. a kind of spent fuel storage basket according to claim 5, it is characterised in that: bottom plate (21) edge be additionally provided with
The cover (27) matched groove (7).
7. a kind of spent fuel storage basket according to claim 6, it is characterised in that: be additionally provided with sealing in the groove (7)
Washer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272795.8U CN209591551U (en) | 2018-12-29 | 2018-12-29 | A kind of spent fuel storage basket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272795.8U CN209591551U (en) | 2018-12-29 | 2018-12-29 | A kind of spent fuel storage basket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209591551U true CN209591551U (en) | 2019-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822272795.8U Active CN209591551U (en) | 2018-12-29 | 2018-12-29 | A kind of spent fuel storage basket |
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| Country | Link |
|---|---|
| CN (1) | CN209591551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109859872A (en) * | 2018-12-29 | 2019-06-07 | 无锡中核电力设备有限公司 | A kind of spent fuel storage basket |
-
2018
- 2018-12-29 CN CN201822272795.8U patent/CN209591551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109859872A (en) * | 2018-12-29 | 2019-06-07 | 无锡中核电力设备有限公司 | A kind of spent fuel storage basket |
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