CN103345955A - Intermediate-and-low-radioactivity nuclear waste treatment device - Google Patents
Intermediate-and-low-radioactivity nuclear waste treatment device Download PDFInfo
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- CN103345955A CN103345955A CN2013102745565A CN201310274556A CN103345955A CN 103345955 A CN103345955 A CN 103345955A CN 2013102745565 A CN2013102745565 A CN 2013102745565A CN 201310274556 A CN201310274556 A CN 201310274556A CN 103345955 A CN103345955 A CN 103345955A
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/04—Treating liquids
- G21F9/20—Disposal of liquid waste
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Abstract
The invention discloses an intermediate-and-low-radioactivity nuclear waste treatment device. A storage barrel comprises a barrel body, a barrel cover, a passive exhaust valve and a dehydration filtering assembly. The barrel body and the barrel cover are respectively and integrally formed through crosslinked polyethylene, the barrel body is provided with an opening, the barrel cover are in sealed connection with the opening of the barrel body in an openable mode and is provided with a plurality of exhaust holes, the dehydration filtering assembly is arranged at the bottom of the barrel body and can be connected with an external pneumatic diaphragm pump, the passive exhaust valve is arranged on the barrel cover, and gas in the barrel body can be exhausted through the passive exhaust valve and the exhaust holes. Therefore, certain pressure of nuclear waste is kept during treatment, and expansion and breaking, caused by content decomposition, of the storage barrel do not exist. Besides, the barrel body and the barrel cover which are integrally formed and made of the crosslinked polyethylene are stable in chemical property and strong in corrosion resistance so that the nuclear waste can be directly contained in the storage barrel for a long time safely, the phenomena of swelling and crazing do not exist, radioactive liquid can not leak outward or cause environment pollution, the volume rate of the nuclear waste is greatly improved, and the treatment device is simple in structure.
Description
Technical field
The present invention relates to the nuclear waste disposal equipment technical field, relate more specifically to a kind of in, the low-activity nuclear waste disposal apparatus.
Background technology
The development of nuclear industry, the particularly fast development of nuclear power station, produced a large amount of nuke rubbish, low-activity nuke rubbish and high radioactive nucleus waste two classes during usually said nuke rubbish comprises, the former mainly refers to waste liquid, the refuse of the low-activity that nuclear power station produces in power generation process, the borate waste solution of spent resin, activated charcoal, useless filter cartridge, evaporate to dryness etc. for example, 99% of all nuke rubbish have been accounted for, nuclear fuel after the burning that the latter then refers to swap out from nuclear power plant reactor core, because it has the height radioactivity, be commonly called as to height and put waste material.Wherein, middle low-activity nuke rubbish harm is lower, Tong Hang way is the trench at the dark about 10-20 rice of ground excavation in the world, build up various radiation proof engineering barrier then, middle low-activity nuke rubbish is carried out the nuke rubbish jar of packing into after the cement solidification, again the nuke rubbish jar of good seal is put into trench and bury, after a period of time, the radiomaterial in these waste materials will decay into harmless material.
But, adopt cement solidification method, nuke rubbish solidifies normally original 3～4 times of back volume, if and solidify spent resin separately with cement solidification method, can make firming body meet water-soluble bloated be full of cracks by the higher containing amount of spent resin containing amount 15%～20%(), then want 4～5 times of increase-volumes, do not meet international and national requirement for waste minimization fully, nuke rubbish barrelling rate is low excessively.In addition, adopt steel drum as the long-term disposal container of nuke rubbish, because the corrosion resistance of steel drum is relatively poor, follow-up temporary, transportation and final disposal have all increased the radiation risk.Moreover there was the possibility of decomposition again and chemical reaction in the low-activity nuke rubbish during the employing cement solidification method was handled, thereby swelling, be full of cracks occurred, radioactive liquid was leaked, contaminated environment.
Therefore, be necessary to provide a kind of simple in structure, dressing rate height, be difficult for being corroded, and can intercept fully that radioactive nuclide leaks in, the low-activity nuclear waste disposal apparatus, to solve the deficiencies in the prior art.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure, dressing rate height, be difficult for being corroded, and can intercept fully that radioactive nuclide leaks in, the low-activity nuclear waste disposal apparatus.
For achieving the above object, technical scheme of the present invention is: provide a kind of in, the low-activity nuclear waste disposal apparatus, it has a storage barrel, described storage barrel comprises staving, bung, passive vent valve and dewatering and filtering assembly, described staving, described bung is one-body molded by crosslinked polyethylene respectively, and the top of described staving has an opening, described bung is sealedly attached to the opening part of described staving openably, and offer a plurality of vent ports on the described bung, described dewatering and filtering assembly is arranged at the bottom of described staving and can be connected by the pneumatic diaphragm pump of described opening with the outside, described dewatering and filtering assembly is used for being placed in the described staving, the low-activity nuke rubbish dewaters, described passive vent valve is arranged on the described bung, by described passive vent valve, a plurality of described vent ports are discharged the gas in the described staving.
Preferably, have internal thread on the inwall of the opening part of described staving, the outside of described bung has the external thread that matches with the internal thread of described opening part, is connected by thread seal between described bung and the described staving, makes easy to connect.
Preferably, the opening part of described staving also is provided with reducing flange, and described bung contacts on the described reducing flange, and is pressed with sealing gasket between described bung and the described reducing flange, strengthens the sealing that both connect.
Preferably, described bung is hollow structure, and described passive vent valve is arranged at the lower bottom part of described bung, and a plurality of described vent ports are arranged on the sidewall of described bung and are in communication with the outside, therefore, gaseous tension in storage barrel reaches setting value, and passive vent valve can be opened and gas is entered in the hollow structure of bung, and discharges by vent port, realize ventilating, make nuke rubbish during disposing, can keep certain pressure, can not make the storage barrel spalling because content decomposes.
Preferably, a plurality of described vent ports are opened on the sidewall of described bung equably, and a plurality of described vent port all is inclined to set, so that gas can successfully be discharged from.
Preferably, the upper bottom portion of described bung also is provided with tightens the hole, to tighten bung easily.
Preferably, described dewatering and filtering assembly is adhered to the bottom of described staving by foam process, and foam process does not influence the character of storage barrel itself, and makes the connection of dewatering and filtering assembly simple.
Preferably, described dewatering and filtering assembly comprises base, body and a plurality of rod member, described body is and is connected in vertically on the described base, described body is used for being connected with the external pneumatic membrane pump, a plurality of described rod members are and are connected in radially on the described base, and described rod member is provided with for the filterableness material that filters and absorb moisture, because the filterableness material on the rod member can filter and absorb moisture, and can only absorb moisture, therefore, the moisture of its absorption is by described base, body is drawn out of, and makes the interior liquid water content of nuke rubbish less than 1%, thereby reaches minimizing of nuke rubbish; In addition, can only absorb moisture owing to have the rod member of filterableness material, therefore radioactive nuke rubbish (for example spent resin) can not leak, and can not pollute.
Preferably, in described, the low-activity nuclear waste disposal apparatus also comprises the hanging basket assembly, described hanging basket assembly is sheathed on the outside of described staving, and make described bung be exposed to described hanging basket assembly, the hanging basket assembly makes the carrying of storage barrel easy, and can reality to the remote-controlled operation of storage barrel, reduce the spoke exposure.
Preferably, described hanging basket assembly comprises top board, base plate, a plurality of hanging basket and a plurality of lifting rope, a plurality of described hanging baskets are connected between described top board and the described base plate equably, a plurality of described lifting ropes are arranged in the upper end of a plurality of described hanging baskets respectively, hanging basket assembly simple in structure, thus the structure of whole nuclear waste disposal apparatus simplified.
Preferably, the lower end of a plurality of described hanging baskets and described base plate are one-body molded, make the structure of hanging basket assembly more firm.
Preferably, the upper end of a plurality of described hanging baskets is fixed on the described top board by fixture, for example by bolt, nut both are connected, and the centre is added with pad, and is loosening automatically to prevent, strengthens security.
Preferably, the middle part of described top board offers a through hole, and described bung is exposed to described top board by described through hole, and simultaneously top board can also play the pressure effect that produces when bearing pile depositing of storage barrel in the process, thus the protection storage barrel.
Preferably, described top board, base plate, a plurality of hanging basket and a plurality of lifting rope are steel, and all steel are at least 20 steel that satisfy GB699, and can bear 3 times acceleration of gravity, thereby the security when guaranteeing carrying, transportation has reduced accident rate.
Compared with prior art, because in of the present invention, the low-activity nuclear waste disposal apparatus, its storage barrel comprises staving, bung, passive vent valve and dewatering and filtering assembly, described staving, described bung is one-body molded by crosslinked polyethylene respectively, and the top of described staving has an opening, described bung is sealedly attached to the opening part of described staving openably, and offer a plurality of vent ports on the described bung, described dewatering and filtering assembly is arranged at the bottom of described staving and can be connected by the pneumatic diaphragm pump of described opening with the outside, described dewatering and filtering assembly is used for being placed in the described staving, the low-activity nuke rubbish dewaters, realize minimizing of nuke rubbish, described passive vent valve is arranged on the described bung, by described passive vent valve, a plurality of described vent ports are discharged the gas in the described staving, make nuke rubbish during handling, can keep certain pressure, can not make the storage barrel spalling because content decomposes; And adopt the integrated staving of cross-linking polyethylene materials, bung, chemical property is stable, decay resistance is strong, so nuke rubbish can directly be placed in safe storage in the storage barrel, need not to solidify and handles, therefore, the phenomenon that swelling, be full of cracks can not occur, radioactive liquid can not leak and cause environmental pollution, can realize depositing of nuke rubbish long-term safety, the dressing rate of nuke rubbish is directly deposited from and improved greatly to nuke rubbish, and treating apparatus is simple in structure.
Description of drawings
Fig. 1 is among the present invention, the structural representation of low-activity nuclear waste disposal apparatus.
Fig. 2 is the exploded view of Fig. 1.
Fig. 3 is the exploded view of storage barrel among Fig. 2.
Fig. 4 is the enlarged diagram of bung among Fig. 3.
Fig. 5 is the cutaway view Amplified image that staving matches with bung among Fig. 3.
Fig. 6 is the enlarged diagram of A part among Fig. 5.
Fig. 7 is the cut-away view of staving among Fig. 3.
Fig. 8 is the enlarged diagram of dewatering and filtering assembly among Fig. 7.
Embodiment
With reference now to accompanying drawing, describe embodiments of the invention, the similar elements label represents similar elements in the accompanying drawing.In provided by the present invention, low-activity nuclear waste disposal apparatus 1 for the treatment of in, the nuke rubbish such as borate waste solution of the spent resin of low-activity, activated charcoal, useless filter cartridge, evaporate to dryness, it directly will directly be deposited after the nuke rubbish sealing, need not to carry out cement solidification handles again, therefore the dressing rate improves greatly, and can not produce etching problem and the radioactive nuclide problem that leaks, long-term storage that can safety.
As shown in Figure 1 and Figure 2; in provided by the invention, low-activity nuclear waste disposal apparatus 1; comprise a storage barrel 10 and a hanging basket assembly 20; described hanging basket assembly 20 is sheathed on the outside of described storage barrel 10; and the bung 12 of storage barrel 10 is exposed to described hanging basket assembly 20; therefore; open bung 12; sealing again after nuke rubbish can be packed in the storage barrel 10 by the opening of storage barrel 10; can carry easily by hanging basket assembly 20; and hanging basket assembly 20 can bear the pressure effect during the pile of storage barrel 10, with protection storage barrel 10.
In conjunction with Fig. 3-shown in Figure 7, described storage barrel 10 comprises staving 11, bung 12, passive vent valve 13 and dewatering and filtering assembly 14, described staving 11, bung 12 is one-body molded by crosslinked polyethylene respectively, and the top of described staving 11 has an opening 111, described bung 12 is sealedly attached to opening 111 places of described staving 11 openably, and offer a plurality of vent ports 121 on the described bung 12, described dewatering and filtering assembly 14 is arranged at the bottom of described staving 11 and can be connected by the pneumatic diaphragm pump of described opening 111 with the outside, described dewatering and filtering assembly 14 is used for being placed in the described staving 11, the low-activity nuke rubbish dewaters, described passive vent valve 13 is arranged on the described bung 12, by described passive vent valve 13, a plurality of vent ports 121 are discharged the gas in the described staving 11.Because the covalent bond between the tygon molecule of crosslinked polyethylene forms netted three-dimensional structure, therefore have good resistance to pressure, corrosion resistance, and can be crooked arbitrarily, can embrittlement, therefore, the decay resistance of staving 11 and bung 12 is strong, can not produce etching problem, compared to steel storage barrel of the prior art, the storage barrel 10 of crosslinked polyethylene material has all reduced the radiation risk when follow-up temporary, transportation and final disposal, and the design life of storage barrel 10 of the present invention is 300 years, can realize that the long-term safety of nuke rubbish is deposited.
Continuation is in conjunction with Fig. 3-shown in Figure 7, has internal thread 112 on the inwall at opening 111 places of described staving 11, be used for being connected with bung 12 fitted seal, and opening 111 places at staving 11 also are provided with reducing flange 113, reducing flange 113 is positioned at the below of internal thread 112, described reducing flange 113 is provided with sealing gasket 15, and bung 12 is sealedly attached in the opening 111 and compression seal pad 15.
Described bung 12 is hollow structure, and bung 12 has relative upper bottom portion and lower bottom part, and described passive vent valve 13 is arranged at the lower bottom part of described bung 12, and a plurality of described vent ports 121 are arranged on the sidewall of described bung 12 and with external and are communicated with; Particularly, a plurality of vent ports 121 are opened on the sidewall of described bung 12 equably, and a plurality of vent port 121 all be inclined to set (seeing shown in Figure 6); After bung 12 was connected on the staving 11, a plurality of vent ports 121 all can be communicated with external; Preferably, on the sidewall of bung 12, be provided with 16 vent ports 121 equably, and the diameter of vent port 121 is 4mm, is appreciated that ground, the quantity of vent port 121, size are not limited in the set-up mode in the present embodiment, and it can arrange flexibly according to design and the needs that use.The outside of the sidewall of bung 12 also has the external thread 122 that matches with the internal thread 112 at described opening 111 places, therefore, when bung 12 and staving 11 are tightly connected, the internal thread 112 at opening 111 places, the external thread 122 of bung 12 are all coated fluid sealant, again bung 12 is tightened against in the opening 111, make the lower bottom part compression seal pad 15 of bung 12, make between described bung 12 and the staving 11 to be connected by thread seal; Be coated with fluid sealant at the internal thread 112 at opening 111 places, the external thread 122 of bung 12, for increasing the physical strength of bung 12; And sealing gasket 15 is used for strengthening both sealings.
During use, gaseous tension in storage barrel 10 reaches setting value, then passive vent valve 13 can be opened and gas is entered in the hollow structure of bung 12, and by vent port 121 discharges, realize ventilating, make nuke rubbish during disposing, can keep certain pressure, can not make storage barrel 10 spallings because content decomposes.
In addition, the upper bottom portion of described bung 12 also is provided with tightens hole 123, in the present embodiment, the bottom arranges four symmetrically and tightens hole 123 thereon, the described hole 123 of tightening is elongated, so that tighten bung 12, and certainly, structure and the quantity of tightening hole 123 all are not limited with present embodiment, the technology that this is well known to those skilled in the art.
As Fig. 7, shown in Figure 8, described dewatering and filtering assembly 14 comprises base 141, body 142 and a plurality of rod member 143, described body 142 is and is connected in vertically on the described base 141, described body 142 is used for being connected with the pneumatic diaphragm pump of outside, a plurality of described rod members 143 are and are connected in radially on the described base 141, and described rod member 143 is provided with for the filterableness material that filters and absorb moisture; And described dewatering and filtering assembly 14 is adhered to the bottom of described staving 11 by foam process, foam process does not influence the character of storage barrel 10 itself, during the splendid attire nuke rubbish, outside pneumatic diaphragm pump stretches in the staving 11 and with body 142 from the opening 111 of staving 11 by a connecting pipe and is connected, filterableness material on the rod member 143 can filter and absorb moisture, and can only absorb moisture, the moisture of its absorption is by described base 141, body 142 is drawn out of, make the interior liquid water content of nuke rubbish less than 1%, thereby reach minimizing of nuke rubbish, can only absorb moisture owing to have the rod member 143 of filterableness material, therefore radioactive nuke rubbish (for example spent resin) can not leak, and can not pollute.
In conjunction with Fig. 1, shown in Figure 2, described hanging basket assembly 20 is sheathed on the outside of described staving 11 again, and makes described bung 12 be exposed to hanging basket assembly 20.Particularly, described hanging basket assembly 20 comprises top board 21, base plate 22, a plurality of hanging basket 23 and a plurality of lifting rope 24, a plurality of hanging baskets 23 are connected between described top board 21 and the base plate 22 equably, and the lower end of a plurality of hanging baskets 23 and described base plate 22 are one-body molded, the upper end of a plurality of hanging baskets 23 is fixed on the described top board 21 by fixture, for example be connected on the top board 21 by bolt, nut, and the centre is added with pad, loosening automatically to prevent, the quantity of lifting rope 24 is corresponding with the quantity of hanging basket 23, and each lifting rope 24 correspondence is arranged in the upper end of a hanging basket 23.In addition, the middle part of described top board 21 also offers a through hole 211, and described bung 12 is exposed to top board 21 by described through hole 211.In the present embodiment, described top board 21, base plate 22, a plurality of hanging basket 23 and a plurality of lifting rope 24 are steel structure material, and all steel structure materials are at least 20 steel that satisfy GB699, and can bear three times acceleration of gravity, thereby realize transporting safely of storage barrel 10, the minimizing accident takes place; The design of hanging basket assembly 20 also makes the transportation etc. of storage barrel 10 can realize remote-controlled operation, reduces irradiation dose, makes in the factory, more convenient operation outside the venue; In addition, the pressure effect that produces when the top board 21 of hanging basket assembly 20 can play in the process that storage barrel 10 is deposited and bear pile and deposit, thereby protection storage barrel 10.
Below in conjunction with Fig. 1-shown in Figure 8, among the present invention, 1 use of low-activity nuclear waste disposal apparatus describes.
During use, at first nuke rubbish is packed into wherein by the opening 111 of staving 11, then, reducing flange 113 at opening 111 places of staving 11 arranges sealing gasket 15, and on the external thread 122 of the internal thread 112 at opening 111 places and bung 12, coat fluid sealant respectively, bung 12 is tightened against in the opening 111 of staving 11 again, and makes its bottom compression seal pad 15, realization is to the sealing of staving 11, and fluid sealant is used for strengthening the physical strength of bung 12; Storage barrel 10 after the sealing is transported to assigned address and directly deposits and get final product, and need not to solidify to handle, so the dressing rate can reach more than 85%, effectively realized subtracting appearance, and swelling, crack performance in the cement solidification processing can not occur, avoid leaking of radioactive liquid, therefore not pollute the environment; And owing to staving 11, bung 12 all adopt crosslinked polyethylene one-body molded, and the covalent bond between the tygon molecule of crosslinked polyethylene forms netted three-dimensional structure, so storage barrel 10 has good resistance to pressure, corrosion resistance, enough crooked and can embrittlement and long service life arbitrarily; So the present invention adopts the integrated storage barrel 10 of crosslinked polyethylene, its design life is 300 years, and chemical property is stable, and decay resistance is strong, can reduce the radiation risk of follow-up temporary, transportation and final disposal greatly, guarantee depositing of long-term safety.
The dewatering and filtering assembly 14 that staving 11 bottoms arrange, its body 142 can be connected by the pneumatic diaphragm pump of a connecting pipe with the outside, filterableness material on the rod member 143 can filter and absorb moisture, and can only absorb moisture, the moisture of its absorption is drawn out of by described base 141, body 142, thereby the liquid water content in the assurance nuke rubbish is less than 1%, thereby reaches minimizing of nuke rubbish.
And deposit in the process, when the air pressure in the staving 11 reaches setting value, passive vent valve 13 is opened, the nuke rubbish gas that produces that reacts during handling enters in the bung 12 by passive vent valve 13, discharges the outside by the vent port 121 on the bung 12 again, thereby the staving 11 inner gases that produce are discharged, guarantee that simultaneously liquid can not pass through, make nuke rubbish during disposing, can keep certain pressure, can not make the container spalling because content decomposes.
Because in of the present invention, low-activity nuclear waste disposal apparatus 1, has a storage barrel 10, described storage barrel 10 comprises staving 11, bung 12, passive vent valve 13 and dewatering and filtering assembly 14, described staving 11, bung 12 is one-body molded by crosslinked polyethylene respectively, and the top of described staving 11 has an opening 111, described bung 12 is sealedly attached to opening 111 places of described staving 11 openably, and offer a plurality of vent ports 121 on the described bung 12, described dewatering and filtering assembly 14 is arranged at the bottom of described staving 11 and can be connected by the pneumatic diaphragm pump of described opening 111 with the outside, described dewatering and filtering assembly 14 is used for being placed in the described staving 11, the low-activity nuke rubbish dewaters, realize minimizing of nuke rubbish, described passive vent valve 13 is arranged on the described bung 12, by described passive vent valve 13, a plurality of described vent ports 121 are discharged the gas in the described staving 11, make nuke rubbish during handling, can keep certain pressure, can not make storage barrel 10 spallings because content decomposes; And adopt the integrated staving 11 of cross-linking polyethylene materials, bung 12, chemical property is stable, decay resistance is strong, therefore nuke rubbish can directly be placed in safe storage in the storage barrel 10, need not to solidify and handle, the phenomenon that swelling, be full of cracks can not occur, radioactive liquid can not leak and cause environmental pollution, can realize depositing of nuke rubbish long-term safety, the dressing rate of nuke rubbish is directly deposited from and improved greatly to nuke rubbish, and in described, low-activity nuclear waste disposal apparatus 1 simple in structure.
Above disclosed only is the preferred embodiments of the present invention, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to the present patent application claim still belongs to the scope that the present invention is contained.
Claims (14)
1. in one kind, the low-activity nuclear waste disposal apparatus, it is characterized in that: have a storage barrel, described storage barrel comprises staving, bung, passive vent valve and dewatering and filtering assembly, described staving, described bung is one-body molded by crosslinked polyethylene respectively, and the top of described staving has an opening, described bung is sealedly attached to the opening part of described staving openably, and offer a plurality of vent ports on the described bung, described dewatering and filtering assembly is arranged at the bottom of described staving and can be connected by the pneumatic diaphragm pump of described opening with the outside, described dewatering and filtering assembly is used for being placed in the described staving, the low-activity nuke rubbish dewaters, described passive vent valve is arranged on the described bung, by described passive vent valve, a plurality of described vent ports are discharged the gas in the described staving.
2. in as claimed in claim 1, the low-activity nuclear waste disposal apparatus, it is characterized in that: have internal thread on the inwall of the opening part of described staving, the outside of described bung has the external thread that matches with the internal thread of described opening part, is connected by thread seal between described bung and the described staving.
3. in as claimed in claim 1, the low-activity nuclear waste disposal apparatus, it is characterized in that: the opening part of described staving also is provided with reducing flange, described bung contacts on the described reducing flange, and is pressed with sealing gasket between described bung and the described reducing flange.
4. in as claimed in claim 1, the low-activity nuclear waste disposal apparatus, it is characterized in that: described bung is hollow structure, described passive vent valve is arranged at the lower bottom part of described bung, and a plurality of described vent ports are arranged on the sidewall of described bung and are in communication with the outside.
5. in as claimed in claim 4, the low-activity nuclear waste disposal apparatus, it is characterized in that: a plurality of described vent ports are opened on the sidewall of described bung equably, and a plurality of described vent port all is inclined to set.
6. in as claimed in claim 1, the low-activity nuclear waste disposal apparatus, it is characterized in that: the upper bottom portion of described bung also is provided with tightens the hole.
7. in as claimed in claim 1, the low-activity nuclear waste disposal apparatus, it is characterized in that: described dewatering and filtering assembly is adhered to the bottom of described staving by foam process.
8. in as claimed in claim 1, the low-activity nuclear waste disposal apparatus, it is characterized in that: described dewatering and filtering assembly comprises base, body and a plurality of rod member, described body is and is connected in vertically on the described base, described body is used for being connected with the external pneumatic membrane pump, a plurality of described rod members are and are connected in radially on the described base, and described rod member is provided with for the filterableness material that filters and absorb moisture.
9. in as claimed in claim 1, the low-activity nuclear waste disposal apparatus, it is characterized in that: also comprise the hanging basket assembly, described hanging basket assembly is sheathed on the outside of described staving, and makes described bung be exposed to described hanging basket assembly.
10. in as claimed in claim 9, the low-activity nuclear waste disposal apparatus, it is characterized in that: described hanging basket assembly comprises top board, base plate, a plurality of hanging basket and a plurality of lifting rope, a plurality of described hanging baskets are connected between described top board and the described base plate equably, and a plurality of described lifting ropes are arranged in the upper end of a plurality of described hanging baskets respectively.
11. in as claimed in claim 10, the low-activity nuclear waste disposal apparatus, it is characterized in that: the lower end of a plurality of described hanging baskets and described base plate are one-body molded.
12. in as claimed in claim 10, the low-activity nuclear waste disposal apparatus, it is characterized in that: the upper end of a plurality of described hanging baskets is fixed on the described top board by fixture.
13. in as claimed in claim 10, the low-activity nuclear waste disposal apparatus, it is characterized in that: the middle part of described top board offers a through hole, described bung is exposed to described top board by described through hole.
14. in as claimed in claim 10, the low-activity nuclear waste disposal apparatus, it is characterized in that: described top board, base plate, a plurality of hanging basket and a plurality of lifting rope are steel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610058431.2A CN105551557A (en) | 2013-07-02 | 2013-07-02 | Middle-low-radioactivity nuclear waste treatment device |
| CN201310274556.5A CN103345955B (en) | 2013-07-02 | 2013-07-02 | In, low-activity nuclear waste disposal apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310274556.5A CN103345955B (en) | 2013-07-02 | 2013-07-02 | In, low-activity nuclear waste disposal apparatus |
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| CN106910546A (en) * | 2017-03-20 | 2017-06-30 | 四川行之智汇知识产权运营有限公司 | For the storage organization of nuclear power station ion exchange resin after dehydration |
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| CN109390066A (en) * | 2017-08-09 | 2019-02-26 | 中国辐射防护研究院 | A kind of radioactive waste barreled carrying platform |
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| CN109166641B (en) * | 2018-09-30 | 2020-09-18 | 岭东核电有限公司 | Low-level radioactive waste gas treatment system in lead bismuth reactor |
| CN109801729A (en) * | 2019-01-29 | 2019-05-24 | 中广核工程有限公司 | Increase the method and maintenance sealing device of grout cap in nuclear power plant's waste canister |
| TWI715978B (en) * | 2019-05-15 | 2021-01-11 | 洽興營造有限公司 | Environmental protection full polyurea nuclear waste barrel |
| CN110848219A (en) * | 2019-11-11 | 2020-02-28 | 中国原子能科学研究院 | Remote installation device for high-temperature radioactive source |
| CN112389833A (en) * | 2020-11-20 | 2021-02-23 | 洽兴营造有限公司 | Environment-friendly full polyurea nuclear waste barrel |
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| CN105551557A (en) | 2016-05-04 |
| CN103345955B (en) | 2016-07-06 |
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