CN104851469B - Spirally whole bucket feeds processing system to one kind - Google Patents

Spirally whole bucket feeds processing system to one kind Download PDF

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Publication number
CN104851469B
CN104851469B CN201510238099.3A CN201510238099A CN104851469B CN 104851469 B CN104851469 B CN 104851469B CN 201510238099 A CN201510238099 A CN 201510238099A CN 104851469 B CN104851469 B CN 104851469B
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China
Prior art keywords
passage
feeding
additive
waste
propeller
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CN201510238099.3A
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CN104851469A (en
Inventor
周东升
吕永红
黄文有
刘夏杰
陆杰
林鹏
李晴
郑伟
白冰
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China Nuclear Power Technology Research Institute Co Ltd
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China General Nuclear Power Corp
China Nuclear Power Technology Research Institute Co Ltd
CGN Power Co Ltd
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    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21FPROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/28Treating solids
    • G21F9/34Disposal of solid waste

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention discloses one kind spirally whole bucket feeds processing system, carry out feed it is characterised in that including for carrying out to waste processing backward smelting furnace:Feeding-passage(1), propeller(2), pail for used dressings(3), crushing mechanism(4), auger conveyor(5), waste liquid reception container(6)And control system(9).Implement the present invention, can effectively realize the charging of plasma melting stove whole bucket, broken, interpolation additive it is ensured that charging is continuous, uniform, stable, reliable;And multiple different formulations chargings process can be met, and the impact that operator's raying dosage can be reduced.

Description

Spirally whole bucket feeds processing system to one kind
Technical field
The present invention relates to the waste processing arts of nuclear power plant, particularly to one kind, spirally whole bucket feeds processing system System.
Background technology
Nuclear power plant inevitably results from a certain amount of radwaste in operation and maintenance process, these radioactivity Waste must pass through can final disposal after such as radionuclide stably contains process.Give up currently for solid radioactive Thing, the general handling process of domestic nuclear power plant is cement solidification technology, but its compatibilization is excessive, brings to radioactive-waste disposal Very big pressure.
In addition, have also appeared a kind of plasma technique in the prior art to process radwaste.This plasma Body technique is that have the characteristics that higher temperature and energy density using hot plasma, quickly waste is carried out Pintsch process, its Product is glassy state inorganic matters, and produced gas passes through the reduction reaction under hot environment, is decomposed into atom and simplest Molecule, can be by some toxic organic compounds in radwaste(Particularly two English and furan)Thoroughly it is decomposed into nontoxic little Molecular substance.
Therefore, plasma treatment technique is applicable to low level waste disposal in nuclear power station great majority, is particularly suited for The process of incombustible refuse.For debirs, the high temperature of hot plasma can make organic principle decompose, the small molecule after decomposition Gas burns in the environment of aerobic further;For inorganic wastes, the high temperature of hot plasma also can make inorganic constituentss melt, Thus containing radionuclide, after cooling, form glass solidified body.
Form homogeneous glass solidified body in order to preferably carry out corona treatment, then waste reasonably feeds Mode just seems and is even more important.Existing waste feed system presence such as feeds not uniform and stable, operator easily by spoke According to(For example need using modes of operation such as manual packings)Etc. weak point.
Content of the invention
The technical problem to be solved is, spirally whole bucket feeds processing system to provide one kind, can wait Realize whole bucket auto-feed-crushing system in ion melting furnace, and feed is stably at the uniform velocity it is ensured that what glass solidified body was formed Quality and performance.
For solving above-mentioned technical problem, the embodiment of the present invention provides one kind, and spirally whole bucket feeds processing system, for right Waste carries out processing backward smelting furnace and carries out feed, including:Feeding-passage, propeller, pail for used dressings, crushing mechanism, auger conveyor, Waste liquid receives container, control system;
Wherein, described feeding-passage is tubular conduit, and its upper inside walls is coordinated with described propeller sealing, described propeller In described feeding-passage, guiding is slided;
Described propeller includes actuating unit and the propeller body with the cooperation of described feeding-passage being arranged at outside;
Described pail for used dressings, is arranged at described propeller body bottom portion, for classification or interim storage of waste;
Described crushing mechanism, is arranged inside described feeding-passage, positioned at described angle of rake lower section, for pail for used dressings Carry out whole bucket to crush;
The outlet of the feed entrance of described auger conveyor one end and feeding-passage lower end is connected, for will be through crushing mechanism Broken waste delivery is connected to other end feed outlet port, described feed outlet port with a plasma melting furnace entrance;
Described waste liquid is received container and is connected with the leakage fluid dram of auger conveyor, and waste liquid receives container opposite side and passes through pipeline It is connected with liquid waste treatment system;
Described control system is used for controlling angle of rake unlatching and stopping, and controls crushing mechanism and control helical feed Device works.
Preferably, additive passage and additive metering system are further included, wherein:
Described additive passage is connected with outer wall on the downside of feeding-passage, for flowing into described feeding-passage for additive In;
Described additive metering system, is arranged above described additive passage, and carries out method with additive passage upper end Blue connection, for controlling added additive total amount.
Preferably, described feeding-passage lower end exports as infundibulate.
Preferably, described waste liquid receives and is provided with controlled valve on the pipeline that container is connected with liquid waste treatment system.
Preferably, described auger conveyor includes a horizontal cylindrical body, is provided with the upside of one end of described cylindrical body Feed entrance, is provided with feed outlet port on the downside of the other end of described cylindrical body, and the row of being provided with the downside of described cylindrical body Liquid mouth;Described cylindrical body is provided with spiral output mechanism, the waste for crushing through crushing mechanism is defeated from feed entrance Deliver to feed outlet port.
Implement the present invention, there is following beneficial effect:
Spirally whole bucket feeds processing system to the present invention, can effectively realize the charging of plasma melting stove whole bucket, broken, Add additive it is ensured that charging is continuous, uniform, stable, reliable.
The spirally whole bucket charging processing system of the present invention, disclosure satisfy that the various wastes of different subpackages crush and different Under formula, the interpolation mixing rear feeding of additive, provides additive passage, can meet multiple different formulations chargings and process;
Spirally whole bucket charging processing system adopts governing drive mechanism, can automatically control inlet amount, meet different Fuel requirements, arrange crushing mechanism, can carry out automatic pulverizing and be conducive to melting furnace to process and improve waste treatment effeciency, configuration Waste liquid receiving and processing device, is made using remote control and monitors, it is to avoid personnel closely operate, and replace beating manually with whole barreled material Bag, improve automaticity, and decrease operator is affected by dosage.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, also may be used So that other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation that the spirally whole bucket that the present invention provides feeds unified embodiment of processing system.
In figure:1. feeding-passage, 2. propeller, 3. pail for used dressings, 4. crushing mechanism, 5. auger conveyor, 6. waste liquid reception Container, 7. additive passage, 8. additive metering system, 9. control system, 20. actuating units, 21. propeller bodies, 50. Shape body, 51. feed entrances, 52. spiral output mechanisms, 53. feed outlet port, 54. leakage fluid drams, 61. controlled valves
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work Embodiment, broadly falls into the scope of protection of the invention.
As shown in figure 1, showing that the present invention provides a kind of spirally whole bucket to feed the knot of an embodiment of processing system Structure schematic diagram.In this embodiment, this spirally whole bucket charging processing system carry out processing melting backward for the low nuclear waste of centering Stove carries out feed, and it includes:Feeding-passage 1, propeller 2, pail for used dressings 3, crushing mechanism 4, auger conveyor 5, waste liquid receives and holds Device 6, additive passage 7, additive metering system 8 and control system 9;
Wherein, feeding-passage 1 is tubular conduit, and its upper inside walls is coordinated with propeller 2 sealing, and propeller 2 is logical in charging In road 1, guiding is slided, and feeding-passage 1 lower end exports as infundibulate, and wherein this feeding-passage 1 is not only the passage of whole bucket charging, But also be propeller 2 guide channel and broken place;
Propeller 2 includes actuating unit 20 and the propeller body 21 with feeding-passage 1 cooperation being arranged at outside, its In, actuating unit 20, for pushing extruding pail for used dressings 3;Because feeding-passage 1 entrance propeller body 21 carries out contact sealing, Can avoid being splashed to outside feeding-passage 1 when pail for used dressings 3 is carried out with broken;
Pail for used dressings 3, is arranged at propeller body 21 bottom, and is arranged at and is placed in above crushing mechanism 4, for classifying or facing When storage of waste;
Crushing mechanism 4, is arranged inside feeding-passage 1, positioned at the lower section of propeller 2, for carrying out whole bucket to pail for used dressings 3 Broken;
Additive passage 7, is connected with feeding-passage 1 downside outer wall, for flowing in feeding-passage 1 for additive;
Additive metering system 8, is arranged above additive passage 7, and carries out flange even with additive passage 7 upper end Connect, for controlling added additive total amount, wherein, corresponding to the formula forming different glass body, the additive of this interpolation Total amount can be different;
The outlet of the feed entrance 51 of auger conveyor 5 one end and feeding-passage 1 lower end is connected, for will be through crushing mechanism 4 broken wastes and the additive that added etc. are delivered to other end feed outlet port 53, feed outlet port 53 and a plasma melting Melt stove entrance to be connected;Specifically, auger conveyor 5 includes a horizontal cylindrical body 50, is provided with and is fed on the upside of its one end Mouth 51, is provided with feed outlet port 53, and is provided with leakage fluid dram 54 on the downside of cylindrical body 50 on the downside of its other end;In cylindrical body 50 are provided with spiral output mechanism 52, for being delivered to feed outlet port through the waste that crushing mechanism 4 crushes from feed entrance 51 53, and, this spiral output mechanism 52 can adopt governing drive mechanism, for controlling the speed of output, to ensure feed Stable and uniform.
Waste liquid is received container 6 and is connected with the leakage fluid dram 54 of auger conveyor 5, and waste liquid receives container 6 opposite side and passes through pipe Road is connected with liquid waste treatment system, is provided with controlled valve 61 on this pipeline;It is useless that this waste liquid reception container is mainly used in reception Liquid in thing, is then pipelined to liquid waste treatment system.
Control system 9 is used for controlling unlatching and the stopping of propeller 2, and controls crushing mechanism 4 and control helical feed Device 5 grade work.
The work process of the present invention is as follows:
After waste separation installs bucket, propeller 2 is started by control system 9, opens feeding-passage 1, then pass through defeated Send device that pail for used dressings 3 is delivered in feeding-passage 1, start propeller 2, close 1 mouthful of feeding-passage.Start crushing mechanism 4 simultaneously Cooperation propeller 2 carries out whole bucket and crushes, and meanwhile selects suitable formula side according to the species according to feed waste and weight Case and additive, are added corresponding additive by additive metering system 8 and are mixed with the waste after broken.By controlling System 9 starts auger conveyor 5, waste at the uniform velocity, is stably delivered to melting furnace charging aperture.
Wherein waste liquid receive container 6 be mainly used in receive waste in waste liquid, it is to avoid this waste liquid omit to environment or Pollution miscellaneous equipment, the waste liquid after reception is transported to liquid waste treatment system and is processed, and causes shadow to reduce radioactivity to environment Ring, and reduce operator and maintainer body is injured by irradiation.
Implement the present invention, there is following beneficial effect:
Spirally whole bucket feeds processing system to the present invention, can effectively realize the charging of plasma melting stove whole bucket, broken, Add additive it is ensured that charging is continuous, uniform, stable, reliable.
The spirally whole bucket of the present invention feeds processing system and disclosure satisfy that the various wastes of different subpackages crush and different Under formula, the interpolation mixing rear feeding of additive, provides additive passage, can meet multiple different formulations chargings and process;
Spirally whole bucket charging processing system adopts governing drive mechanism, can automatically control inlet amount, meet different Fuel requirements, arrange crushing mechanism, can carry out automatic pulverizing and be conducive to melting furnace to process and improve waste treatment effeciency, configuration Waste liquid receiving and processing device, is made using remote control and monitors, it is to avoid personnel closely operate, and replace beating manually with whole barreled material Bag, improve automaticity, and decrease operator is affected by dosage.
Above disclosed be only a kind of preferred embodiment of the present invention, certainly the power of the present invention can not be limited with this Sharp scope, the equivalent variations therefore made according to the claims in the present invention, still belong to the scope that the present invention is covered.

Claims (5)

1. spirally whole bucket feeds processing system to one kind, carries out feed for carrying out to waste processing backward smelting furnace, its feature exists In, including:Feeding-passage(1), propeller(2), pail for used dressings(3), crushing mechanism(4), auger conveyor(5), waste liquid reception appearance Device(6)And control system(9);
Wherein, described feeding-passage(1)For tubular conduit, its upper inside walls and described propeller(2)Sealing cooperation, described propulsion Device(2)In described feeding-passage(1)Middle guiding is slided;
Described propeller(2)Including the actuating unit being arranged at outside(20)And with described feeding-passage(1)The propulsion of cooperation Device body(21);
Described pail for used dressings(3), it is arranged at described propeller body(21)Bottom, for classification or interim storage of waste;
Described crushing mechanism(4), it is arranged at described feeding-passage(1)Inside, positioned at described propeller(2)Lower section, for right Pail for used dressings(3)Carry out whole bucket to crush;
Described auger conveyor(5)The feed entrance of one end(51)With feeding-passage(1)Lower end outlet is connected, for will be through broken Broken mechanism(4)Broken waste delivery is to other end feed outlet port(53), described feed outlet port(53)With a plasma melting furnace Entrance is connected;
Described waste liquid receives container(6)With auger conveyor(5)Leakage fluid dram(54)It is connected, waste liquid receives container(6)Another Side is connected with liquid waste treatment system by pipeline;
Described control system(9)For controlling propeller(2)Unlatching and stopping, and control crushing mechanism(4)With control spiral shell Rotation carrier(5)Work.
2. spirally whole bucket feeds processing system it is characterised in that further including additive passage as claimed in claim 1 (7)With additive metering system(8), wherein:
Described additive passage(7)And feeding-passage(1)Downside outer wall is connected, for flowing into described feeding-passage for additive (1)In;
Described additive metering system(8), it is arranged at described additive passage(7)Top, and with additive passage(7)Upper end is entered Row flange connects, for controlling added additive total amount.
3. as claimed in claim 2 spirally whole bucket charging processing system it is characterised in that described feeding-passage(1)Lower end Export as infundibulate.
4. spirally whole bucket feeds processing system it is characterised in that described waste liquid receives container as claimed in claim 3(6) It is provided with controlled valve on the pipeline being connected with liquid waste treatment system(61).
5. the spirally whole bucket charging processing system as described in any one of Claims 1-4 it is characterised in that
Described auger conveyor(5)Including a horizontal cylindrical body(50), described cylindrical body(50)One end on the upside of be provided with Feed entrance(51), described cylindrical body(50)The other end on the downside of be provided with feed outlet port(53), and in described cylindrical body (50)Downside is provided with leakage fluid dram(54);In described cylindrical body(50)It is provided with spiral output mechanism(52), for will be through broken Broken mechanism(4)Broken waste is from feed entrance(51)It is delivered to feed outlet port(53).
CN201510238099.3A 2015-05-12 2015-05-12 Spirally whole bucket feeds processing system to one kind Active CN104851469B (en)

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Publication number Priority date Publication date Assignee Title
CN106369611B (en) * 2016-09-08 2018-09-28 中广核研究院有限公司 A kind of binary channels interchangeable feed system
CN113488221A (en) * 2021-05-11 2021-10-08 中国核电工程有限公司 Radioactive metal preparation device, radioactive metal treatment system and method

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Publication number Priority date Publication date Assignee Title
JP3020671B2 (en) * 1991-09-11 2000-03-15 日本碍子株式会社 Incineration method of radioactive solid waste
JP3563777B2 (en) * 1994-08-22 2004-09-08 株式会社タクマ Dust supply device for waste incinerator
JP2006275443A (en) * 2005-03-30 2006-10-12 Kurimoto Ltd Waste material supplying device
CN201333462Y (en) * 2008-11-27 2009-10-28 浙江汉洁能源环保工程有限公司 Feeding device for the treatment of organic waste thermal decomposition
CN102157215B (en) * 2011-03-16 2013-03-13 中科华核电技术研究院有限公司 Method and device for treating radioactive wastes
CN202058473U (en) * 2011-03-16 2011-11-30 中科华核电技术研究院有限公司 Radioactive waste treatment device
CN202034077U (en) * 2011-03-30 2011-11-09 西北核技术研究所 Feeding device for solid radioactive waste
CN202792040U (en) * 2012-08-30 2013-03-13 上海博士高环保设备工程有限公司 Extrusion type feeding system for garbage incinerator
CN102896138B (en) * 2012-10-10 2015-12-16 深圳市科讯鸿电子有限公司 Harmless environmental protection domestic garbage treatment machine and life refuse processing method
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Address after: 518031 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506)

Co-patentee after: China General Nuclear Power Corporation

Patentee after: CHINA NUCLEAR POWER TECHNOLOGY RESEARCH INSTITUTE

Co-patentee after: China wide nuclear electricity incorporated company

Address before: 518031 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506)

Co-patentee before: China General Nuclear Power Corporation

Patentee before: Zhongkehua Nuclear Power Technology Institute Co., Ltd.

Co-patentee before: China wide nuclear electricity incorporated company

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20191108

Address after: 518000 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506)

Patentee after: CHINA NUCLEAR POWER TECHNOLOGY RESEARCH INSTITUTE

Address before: 518031 Guangdong province Futian District Shangbu Road West of the city of Shenzhen Shenzhen science and technology building 15 layer (1502-1504, 1506)

Co-patentee before: China General Nuclear Power Corporation

Patentee before: CHINA NUCLEAR POWER TECHNOLOGY RESEARCH INSTITUTE

Co-patentee before: China wide nuclear electricity incorporated company