CN104002383A - Cement stirring device for radioactive waste grouting fixation - Google Patents
Cement stirring device for radioactive waste grouting fixation Download PDFInfo
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- CN104002383A CN104002383A CN201410244262.2A CN201410244262A CN104002383A CN 104002383 A CN104002383 A CN 104002383A CN 201410244262 A CN201410244262 A CN 201410244262A CN 104002383 A CN104002383 A CN 104002383A
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- Prior art keywords
- grouting
- cement
- stirring
- additive
- radwaste
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/02—Controlling the operation of the mixing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
- B28C9/0454—Self-contained units, i.e. mobile plants having storage containers for the ingredients
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention provides a cement stirring device for radioactive waste grouting fixation. The cement stirring device comprises a moving hopper, a stirring grouting device and a control device, wherein the control device comprises an electric control system, an additive supply system and a water supply system; the moving hopper loads a cement material, subsequently moves to a stirring station, and is connected with the stirring grouting device at the stirring station to continuously supply the cement material to the stirring grouting device; the additive supply system and the water supply system of the control device are connected with the stirring grouting device so as to continuously supply additives and water to the stirring grouting device; the electric control system of the control device is respectively connected with the moving hopper and the stirring grouting device so as to control the action of the moving hopper and the stirring grouting device; the stirring grouting device stirs continuously under the control of the electric control system, so as to prepare the cement slurry and discharge the cement slurry continuously. Therefore, the cement stirring device is small in size, is movable and capable of achieving continuous feeding, continuous stirring and continuous discharge, and the grouting efficiency is greatly improved when the manual operation is reduced.
Description
Technical field
The present invention relates to nuclear industry radwaste process field, relate in particular to a kind of radwaste grouting and fixedly use cement stirring device.
Background technology
Nuclear power plant, Application of Nuclear Technology or military project all can produce a certain amount of radioactive solid waste, and the part in these solid waste need to adopt grouting technique for fixing to process.At present, the grouting technique for fixing of the radwaste of some nuclear power plants (comprising the pail for used dressings cake that super compression produces) is at factory building, to produce cement mortar outward in advance, more load weighted cement mortar is transported to and specifies factory building to be in the milk.Therefore, whole technical process comprise the weighing of cement, the interpolation of the water yield, be uniformly mixed, the radwaste of grouting as required or consumption that bucket cake size is calculated cement mortar, utilize special container that load weighted cement mortar is transported to specify factory building, by grouting in the 400L pail for used dressings that filter core or pail for used dressings cake are housed, water rinses the operations such as cement tremie pipe.The refuse grouting technique for fixing of other design of nuclear power plants is: adopt two larger container tank, store in advance cement, additive and flyash; A dry blend measuring tank is set, utilizes auger conveyor to send into the large tank that another one is equipped with batch agitator the materials such as cement and stir; Then the cement mortar being stirred is utilized screw pump input need to be in the milk in fixing pail for used dressings; The wastewater flow rate producing due to the cement mortar cleaning in large tank is larger, also in factory building, has designed two for filling the melt pit of rinse water.
But above-mentioned nuclear power plant refuse grouting technique for fixing all exists that operating process is loaded down with trivial details, equipment dispersion, poor working environment, efficiency are low, need expend the shortcomings such as a large amount of manpowers, and in filling process, also exists cement mortar to overflow the risk of pail for used dressings; In addition, because production process is seriously polluted and be difficult to clean to cement blanking pipe, container tank etc., therefore can in cleaning process, produce a large amount of waste water, and at active area, clean the waste water producing and also need to carry out radioactivity survey and determine and can put refuse processing as non-; Moreover the cement mortar depositing in melt pit need to regularly carry out labor cleaning, workload is large.
Summary of the invention
The object of the invention is to: a kind of fixing cement stirring device of using of mobile radioactive liquid refuse grouting that can realize continuous feed, stirring and discharging is provided, to reduce manual operation and water for cleaning, reduces secondary pollution simultaneously.
To achieve these goals, the invention provides a kind of radwaste grouting fixing with cement stirring device, it comprises mobile hopper, stir movably unit of three of provisions for grouting and control device, and control device comprises electric control system, additive feed system and water system; Wherein, after loading cement material, described mobile hopper is transferred to mixing plant, be connected and provide continuously cement material for it with the stirring provisions for grouting of mixing plant, the additive feed system of control device is connected and provides continuously additive and water for it with stirring provisions for grouting with water system; The electric control system of control device is connected and the action of the two is controlled with stirring provisions for grouting with mobile hopper respectively, stir provisions for grouting and under the control of electric control system, carry out continuous stirring, cement material, additive and water are made to cement mortar continuous discharge.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, also comprise shielding penetration piece, shielding penetration piece is arranged on mixing plant and the barrier shield of grouting between fixed station, and its two ends are connected with grout pipe respectively and are delivered to the fixed station that is in the milk and are in the milk stirring cement mortar that provisions for grouting exports.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described shielding penetration piece comprises protection tube through walls, shielding baffle plate, grout pipe line interface and electrical connector; Shielding baffle plate has two at least, and it is located at respectively the two ends of protection tube through walls, and is arranged on body of wall by expansion bolt; Grout pipe line interface is the interface that is connected in protection tube through walls two ends, and it is connected with grout pipe and the cement mortar that stirs provisions for grouting output is delivered to grouting fixed station; Electrical connector is for realizing the signal transmission between control device and grouting fixed station.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, there is certain angle in protection tube through walls and horizontal plane in described barrier shield, and inclination mode is low after front height.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described mobile hopper comprises hopper, vibration module, material level indicating device and outlet valve; Hopper adopts dustproof design, and the larger opening in its top is charge door, and the less opening in bottom is blanking port, and on charge door, disposes scalping filter steel mesh and seal cover, at blanking port place, is provided with blanking screen cloth; Vibration module and material level indicating device are all located at it the bucket of hopper, and outlet valve is located at the blanking port place of feed hopper bottom.
As the fixing a kind of improvement with cement stirring device of radwaste of the present invention grouting, described mobile hopper also comprises support and castor, and hopper is installed on support, castor be arranged on the supporting leg bottom of support and make support and on hopper can be pushed displacement.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described stirring provisions for grouting comprises auto feed interface, cement material conveying device, cement material metering device, agitator, stirring motor, grouting pump and cement mortar carrier pipe; Auto feed interface is connected with the outlet valve that is arranged at mobile feed hopper bottom and from mobile hopper, obtains cement material; Auto feed interface is connected to cement material conveying device, and cement material metering device is located at the porch of cement material conveying device and cement material addition is carried out to on-line metering; The outlet of cement material conveying device is connected to agitator and cement material is sent in agitator; On agitator, offer the cement material entrance being connected with cement material conveying device, also offer the additive/water interface being connected with water system for the additive feed system with control device; In agitator, be provided with the paddle being driven by stirring motor, paddle stirs into cement mortar by the cement material adding continuously, water and additive; Grouting pump is located at the below of agitator, and it is exported the cement mortar in agitator by cement mortar carrier pipe.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, on described agitator, be also provided with the siccative/wet feed liquid level sensor for induction level.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described stirring provisions for grouting also comprises manual charge door, and manually charge door is located at the close position of auto feed interface; Manually charge door is connected directly to cement material conveying device, or is connected to cement material conveying device after joining with auto feed interface.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described cement material conveying device is preferably auger conveyor, and its outlet is connected to agitator and by helical feed motor, cement material is sent in agitator.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, the electric control system of described control device comprises electric components and external communication module, its be integrated in one be positioned at top electrical control cabinet and formation electric control unit, control panel and interface panel are disposed in electrical control cashier's office in a shop; The liquid switch board of other system centralized arrangement in control device except electric control system below being positioned at, and compact interface panel is set.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described electric control system has remote auto to control and manually control on the spot two kinds of control models.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described additive feed system comprise additive tank and with the tank connected additive supply pipeline of additive, additive supply pipeline is provided with bleed valve, additive measuring pump, decompression indicator, additive stream scale, check valve and additive interface tube; Additive tank is arranged on to be controlled on cabinet, and is provided with liquid level gauge.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described water system comprises water supply line, the end of water supply line is reserved with the SED water interface being connected with SED water system, and the water supply line in SED water interface downstream is provided with filter, water measuring pump, gauge table, Pressure gauge, pressure-reducing valve, magnetic valve and flow control valve; The end of water supply line and additive supply pipeline can and and be connected to additive interface tube, described additive interface tube is connected and provides additive and water for it with stirring provisions for grouting by tube connector.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, described control device also comprises rinse-system, rinse-system is a clean-up line separating from the water supply line of water system, is provided with Pressure gauge, pressure switch and flushing interface on clean-up line.
As the fixing a kind of improvement with cement stirring device of radwaste grouting of the present invention, the bottom of described mobile hopper, stirring provisions for grouting and control device is all respectively equipped with the castor of braking device.
As radwaste grouting of the present invention, fix a kind of improvement with cement stirring device, on described mobile hopper, stirring provisions for grouting and control device, also dispose respectively and be convenient to the adaptive mouth that a dead lift, mechanical hoisting and fork truck fork are got.
Compared with prior art, radwaste grouting of the present invention is fixing little, removable with cement stirring device volume, can realize the continuous discharge of continuous feed, continuous stirring and the cement mortar of water, additive, cement, reducing the manually-operated while, significantly improve grouting efficiency.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, to radwaste grouting of the present invention is fixing, with cement stirring device and beneficial effect thereof, be elaborated.
Fig. 1 and Fig. 2 are that the fixing module with cement stirring device of radwaste grouting of the present invention forms schematic diagram, and wherein, Fig. 1 is front view, and Fig. 2 is top view.
Fig. 3 is the fixing overall structure schematic diagram with cement stirring device of radwaste grouting of the present invention.
Fig. 4 is the fixing mobile hopper construction schematic diagram with cement stirring device of radwaste grouting of the present invention.
Fig. 5 is the fixing stirring provisions for grouting structural representation with cement stirring device of radwaste grouting of the present invention.
Fig. 6 is the fixing control device structural representation with cement stirring device of radwaste grouting of the present invention.
Fig. 7 is the fixing control device other direction structural representation with cement stirring device of radwaste grouting of the present invention.
Fig. 8 is the fixing control device internal structure schematic diagram with cement stirring device of radwaste grouting of the present invention.
Fig. 9 is the fixing shielding penetration piece structural representation with cement stirring device of radwaste grouting of the present invention.
Figure 10 is the fixing process flow diagram with cement stirring device of radwaste grouting of the present invention.
Figure 11 is the fixing process chart with cement stirring device of radwaste grouting of the present invention.
The specific embodiment
In order to make goal of the invention of the present invention, technical scheme and useful technique effect thereof more clear, below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.Should be understood that, the specific embodiment of describing in this description is only used to explain the present invention, is not intended to limit the present invention.
Refer to Fig. 1, Fig. 2 and Fig. 3, movement and fractionation for the ease of equipment, radwaste grouting of the present invention is fixing adopts modularized design with cement stirring device, and it mainly comprises mobile hopper 10, stirring provisions for grouting 20, control device 30 and 40 4 units of shielding penetration piece.During use, mobile hopper 10, stirring provisions for grouting 20 and control device 30 are placed in mixing plant (as N234 room); Mobile hopper 10 is connected and provides cement material for it with stirring provisions for grouting 20, control device 30 is connected and provides water (water of control device 30 is from the SED water system 52 being attached thereto) and additive for it with stirring provisions for grouting 20, the electric control system of control device 30 is connected and the action of the two is controlled with stirring provisions for grouting 20 with mobile hopper 10 respectively, stirs provisions for grouting 20 and under the control of control device 30, cement material, water, additive is carried out automatic stirring and make cement mortar; Shielding penetration piece 40 is through barrier shield (as V2078 wall) and is connected with grout pipe 60, the cement mortar that stirs provisions for grouting 20 outputs is delivered to grouting fixed station 50 in adjacent room (as ND235 room) (as the useless filter core of the TES system fixedly erect-position that is in the milk) and is in the milk.
Refer to Fig. 3 and Fig. 4, the major function of mobile hopper 10 is between cement silo and mixing plant, to carry out the transhipment of cement material, to carry out continuous feeding for stirring provisions for grouting 20.Therefore, mobile hopper 10 comprises support 12, castor 13, hopper 14, vibration module 16, material level indicating device 17 and outlet valve 18.Wherein, support 12 is rectangular frame structure, and for the ease of maintenance and the carrying of equipment, it adopts split design, and disposes adaptive mouthful that is convenient to that a dead lift, mechanical hoisting and fork truck fork are got.Castor 13 be arranged on the supporting leg bottom of support 12 and make support 12 and on hopper 14 can be pushed displacement; The diameter of four castors 13 is determined according to reality transhipment path; Meanwhile, for convenient, move and stop, two castors 13 are wherein designed to universal wheel, and are furnished with brake apparatus.The dischargeable capacity of hopper 14 determines according to the design input of grouting object, its for guarantee transport that cement moves and duty under without dust escapes, integral body has adopted dustproof design; The larger opening in hopper 14 tops is charge door, and the less opening in bottom is blanking port, and on charge door, disposes scalping filter steel mesh and seal cover 142, the cement that prevents from luming is set at blanking port place and enters the blanking screen cloth that stirs provisions for grouting 20.Vibration module 16 and material level indicating device 17 are all located at it the bucket of hopper 14, and material level indicating device 17 is level sensor; Outlet valve 18 is located at the blanking port place of hopper 14 bottoms, comprises electronic and manual two kinds of operator schemes.Hopper 14 can adopt Stainless Steel or other light wear-resistant materials to make, and 12, support adopts shaped steel to be welded.
Referring to Fig. 3 and Fig. 5, stir the below that provisions for grouting 20 is installed on mobile hopper 10, for completing the conveying of charging, metering, conveying, stirring and the cement mortar of cement, is Core Feature parts of the present invention.Stir provisions for grouting 20 and adopt portable design, in structure, comprise auto feed interface 21, manual charge door 22, cement material conveying device 23, cement material metering device 24, agitator 25, stirring motor 26, grouting pump 27, cement mortar carrier pipe 270, frame 28 and castor 29.Auto feed interface 21 is generally gum sleeve, and it is connected with the outlet valve 18 of the bottom of mobile hopper 10 and from hopper 14, obtains cement material; Manually charge door 22 is located at the close position of auto feed interface 21, for manually feeding in raw material where necessary; Auto feed interface 21 is connected or is connected to respectively cement material conveying device 23 after joining with manual charge door 22, is located at the porch of cement material conveying device 23 for the cement material metering device 24 of on-line metering cement material addition.Cement material conveying device 23 is preferably auger conveyor, and its outlet is connected to agitator 25 and by helical feed motor 230, cement material is sent in agitator 25.On agitator 25, offer the cement material entrance being connected with cement material conveying device 23, also offer the additive/water interface 250 for being connected with additive/water inlet pipe, according to actual needs, additive/water interface 250 can be one or two; In agitator 25, be provided with the paddle (not shown) being driven by stirring motor 26, paddle can stir into cement mortar by the cement material adding continuously, water and additive; Grouting pump 27 is located at the below of agitator 25, and it is exported the cement mortar in agitator 25 by cement mortar carrier pipe 270.On agitator 25, be also provided with for siccative/wet feed liquid level sensor of induction level and make the more stable exhaust and filtration apparatus of agitator 25 work.Frame 28 is for supporting and install above all parts, and castor 29 is installed on frame 28 bottoms to guarantee that stirring provisions for grouting 20 can move freely as required.Similar with support 12 and the castor 13 of mobile hopper 10, in frame 28, dispose and be convenient to the adaptive mouth that a dead lift, mechanical hoisting and fork truck fork are got, the diameter of castor 29 is determined according to reality transhipment path, and two castors wherein 13 are for being furnished with the universal wheel of brake apparatus.
Charging and the discharging of above-mentioned stirring provisions for grouting 20 are continuous action, and feed way can be selected manually or automatically; On auto feed interface 21 and manual charge door 22, be equipped with dust cap, to avoid not used time dust to fall into; The aperture of auto feed interface 21 and manually charge door 22 is according to the reinforced Location of requirement of reality; The rotating speed of helical feed motor 230 and stirring motor 26 is all adjustable; The specification of cement mortar carrier pipe 270 is determined according to required feeding speed, and is furnished with the snap joint for being connected with cement mortar carrier pipe 270; The flow velocity of grouting pump 27 is adjustable continuously, and occurrence requires to determine according to grouting.
Refer to Fig. 3, Fig. 6-8, control device 30 is removable switch board, is wherein integrated with electric control system, additive feed system, water system and rinse-system etc., and major function comprises: 1) realize the electrical control of whole system; 2) set pressure and the flow of water and additive, provide system mode to show and report to the police; 3) provide the interface with external system and internal element equipment room; 4) grout pipe is carried out to Rapid Cleaning.For the ease of centralized operation and saving space, control device 30 adopts Integrated designs.
Wherein, electric control system comprises electric components and external communication module, its be integrated in one be positioned at top electrical control cabinet 31 and formation electric control unit, on electrical control cabinet 31, dispose control panel 310 and interface panel 312.Other system in control device 30 except electric control system (comprising pump, valve, storage tank, pipeline, joint, instrument and meter etc.) also adopts Integrated design, the liquid switch board 32 of centralized arrangement below being positioned at, and compact interface panel is set.
Additive feed system comprises additive tank 33 and the additive supply pipeline 330 being connected with additive tank 33, is provided with successively bleed valve 331, additive measuring pump 332, decompression indicator 333, additive stream scale 334, check valve 335 and additive interface tube 337 on additive supply pipeline 330; Additive tank 33 is arranged on liquid switch board 32, and is provided with liquid level gauge 338.Water system comprises water supply line 35, the end of water supply line 35 is reserved with the SED water interface 350 being connected with SED water system 52, on the water supply line 35 in SED water interface 350 downstreams, be provided with successively filter 351, water measuring pump 352, gauge table 353, Pressure gauge 354, pressure-reducing valve 355, magnetic valve 356 and flow control valve 357, water supply line 35 can and and be connected to additive interface tube 337 at flow control valve 357 downstreams and additive supply pipeline 330.Rinse-system comprises a clean-up line separating from water supply line 35 36, is provided with Pressure gauge 360, pressure switch 362 and rinses interface 364 on clean-up line 36.
Electrical control cabinet 31 and liquid switch board 32 connect as one and form whole switch board, and the bottom of switch board is provided with castor 37 to facilitate movement; The diameter of castor 37 is determined according to reality transhipment path, and two castors wherein 37 are for being furnished with the universal wheel of brake apparatus.In addition, on switch board, also dispose and be convenient to the adaptive mouth that a dead lift, mechanical hoisting and fork truck fork are got.
In above-mentioned control device 30: electrical control cabinet 31 and liquid switch board 32 adopts isolation up and down to arrange to be safe and reliable in order to ensure system, and reduce equipment and take up space; Electric control system in electrical control cabinet 31 adopts to be controlled and two kinds of modes of Long-distance Control on the spot, set external communication module can be controlled and switch and transfer of data with radwaste process control system, and all operations were all can carry out at control panel 310, on control panel 310, be also provided with the display screen of systematic procedure and immediate status simultaneously; It is outside to be connected that the various interfaces such as all and outside water, electricity, communication are all arranged on switch board; The specifications of the pressure of supply water of the flow of the available capacity of additive tank 33, additive measuring pump 332, lift, rated operating pressure and maximum continuous operating time etc., water measuring pump 352 and metered flow, additive supply pipeline 330 etc. can require to set according to grouting.
Refer to Fig. 3 and Fig. 9, shielding penetration piece 40 is delivered to the interface through walls that TES system is solidified line for cement mortar, and it comprises protection tube 41 through walls, shields baffle plate 42, grout pipe line interface 44 and electrical connector.Shielding baffle plate 42 is located at respectively the two ends of protection tube 41 through walls, and is arranged on barrier shield by expansion bolt 420.Grout pipe line interface 44 is the interface being communicated with protection tube 41 through walls, for being connected with grout pipe 60, cement mortar is delivered to grouting fixed station 50; Electrical connector is for realizing the signal transmission between control device 30 and grouting fixed station 50.Low and have certain inclination angle after high before when protection tube 41 through walls is through walls, to reduce after being in the milk, be trapped in the cement slurry volume in pipe.In addition, during 40 design of shielding penetration piece, need carry out SHIELDING CALCULATION, make it meet radiation protection requirement.
Refer to Fig. 3, Figure 10 and Figure 11, radwaste grouting of the present invention is fixing by the use step of cement stirring device is:
1) grouting is prepared:
1a) charging of unit and transfer: the cement material in cement silo is packed in the hopper 14 of mobile hopper 10, by in the additive tank 33 of additive access control device 30, then adopt the mode of artificial push-and-pull or carrying fork truck, the units such as mobile hopper 10, stirring provisions for grouting 20, control device 30 are moved to and stir position (in a NC234 room);
1b) location of unit be connected: first by mobile hopper 10 with stir provisions for grouting 20 and be placed on operating position, stirring provisions for grouting 20 is arranged on to the below of mobile hopper 10, and by castor 13,29 lockings, then the auto feed interface 21 that stirs provisions for grouting 20 is coupled together with the outlet valve 18 of hopper 14; Then control device 30 is placed on to suitable operating position, by castor 37 lockings, the SED water interface 350 of water supply line 35 is connected to SED water system 52, additive interface tube 337 is connected to the additive/water interface 250 that stirs provisions for grouting 20 by tube connector 62, again each control signal wire is connected to respectively to control panel 310, water supply line 35, grout pipe 60 etc., then connect power supply, open the discharge valve of hopper 14;
1c) setting parameter and cement mortar test: under control model on the spot, according to cement formula parameter, set the running parameter of the equipment such as water system, additive feed system, cement material metering device 24, and carry out liquid cement and stir test; While stirring provisions for grouting 20 work, cement material in hopper 14 enters agitator 25 continuously by cement material metering device 24 and cement material conveying device 23, the water of accurate measurement and additive enter agitator 25 continuously by additive/water interface 250, three is stirred oar and stirs and fully mix in agitator 25, form uniform cement mortar, and pass through cement mortar carrier pipe 270 continuous wave outputs under the driving of grouting pump 27; Cement mortar to output detects, and after cement mortar is qualified, the cement mortar carrier pipe 270 that stirs provisions for grouting 20 is connected to (other end of grout pipe 60 connects with the grout pipe line interface 44 of shielding penetration piece 40) with grout pipe 60; For fear of cement mortar, in test process, pollute facility floor, below cement mortar carrier pipe 270, place liquid dish 64;
2) cement mixing and grouting: start Long-distance Control, stir provisions for grouting 20 and carry out automatically and continuously charging, stirring and grouting operation, thereby to filled with water mud continuously in the pail for used dressings of grouting fixed station 50; Liquid level in pail for used dressings reaches after predetermined altitude, stirs provisions for grouting 20 and automatically quits work;
3) pipeline cleaning: after being in the milk, being switched on the spot and controlling, carry out the cleaning of grout pipe 60, remove the mud in grout pipe 60, and cleaning materials is injected in the cleaning bucket of the useless filter core grouting fixed station 50 of being located at TES system; The cleaning of grout pipe 60 can be rushed sponge ball by water and be realized, specifically sponge ball is passed in grout pipe 60, make sponge ball pour in washing bucket together with water, the diameter of sponge ball can be definite according to the internal diameter of grout pipe 60, and single cleans sponge ball quantity, the cleaning water yield used and can adjust as required;
4) dismounting of cement stirring device and cleaning: disconnect connecting line and cable between each unit, mobile hopper 10, stirring provisions for grouting 20, control device 30 are moved to respectively outside nuclear island factory building, grouting agitating device 20 is cleaned and is dried, finally move between storage and store.
Compared with prior art, radwaste grouting of the present invention is fixing at least has the following advantages with cement stirring device:
1) can accurate measurement cement material, the material such as water, additive, and can continuous feed, continuous stirring, continuous discharge, realized the continuous batchization stirring while feeding in raw material to produce, pipelining has advantages of that stirring efficiency is high, it is little to pollute;
2) whole filling process height is integrated, and automaticity is high, has realized the Automatic continuous grouting of radioactive solid waste is fixed, and has reduced manual operation, has also just greatly reduced the irradiated possibility of operating personnel;
3) whole equipment is modularized equipment movably, not only location arrangements flexibly, mobile and assemble efficient and conveniently, and do not need long distance to carry cement mortar, so equipment easy to clean;
4) after equipment is finished using, can transport out the non-region of putting of NX factory building immediately and clean, both reduce water for cleaning amount few, can be used as again the non-refuse of putting and process, reduce secondary pollution and refuse disposal cost;
5) control device 30 adopts on the spot and long-range two kinds of control modes, and filling process can be controlled on the spot by control module, also can switch to operated from a distance.
Known by above description, radwaste grouting of the present invention is fixing be can be used to radwaste, pail for used dressings cake etc. to be in the milk fixing with cement stirring device, also can need to carry out the industry of cement grout for building, road etc., have broad application prospects.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the present invention is not limited to the specific embodiment disclosed and described above, to modifications and changes more of the present invention, also should fall in the protection domain of claim of the present invention.In addition,, although used some specific terms in this description, these terms just for convenience of description, do not form any restriction to the present invention.
Claims (17)
1. a radwaste grouting is fixing with cement stirring device, it is characterized in that: comprise mobile hopper, stir movably unit of three of provisions for grouting and control device, control device comprises electric control system, additive feed system and water system; Wherein, after loading cement material, described mobile hopper is transferred to mixing plant, be connected and provide continuously cement material for it with the stirring provisions for grouting of mixing plant, the additive feed system of control device is connected and provides continuously additive and water for it with stirring provisions for grouting with water system; The electric control system of control device is connected and the action of the two is controlled with stirring provisions for grouting with mobile hopper respectively, stir provisions for grouting and under the control of electric control system, carry out continuous stirring, cement material, additive and water are made to cement mortar continuous discharge.
2. radwaste grouting according to claim 1 is fixing with cement stirring device, it is characterized in that: also comprise shielding penetration piece, shielding penetration piece is arranged on mixing plant and the barrier shield of grouting between fixed station, and its two ends are connected with grout pipe respectively and are delivered to the fixed station that is in the milk and are in the milk stirring cement mortar that provisions for grouting exports.
3. radwaste grouting according to claim 2 is fixing with cement stirring device, it is characterized in that: described shielding penetration piece comprises protection tube through walls, shielding baffle plate, grout pipe line interface and electrical connector; Shielding baffle plate has two at least, and it is located at respectively the two ends of protection tube through walls, and is arranged on body of wall by expansion bolt; Grout pipe line interface is the interface that is connected in protection tube through walls two ends, and it is connected with grout pipe and the cement mortar that stirs provisions for grouting output is delivered to grouting fixed station; Electrical connector is for realizing the signal transmission between control device and grouting fixed station.
4. radwaste grouting according to claim 3 is fixing with cement stirring device, it is characterized in that: protection tube through walls and horizontal plane in described barrier shield exist certain angle, and inclination mode is low after front height.
5. radwaste grouting according to claim 1 is fixing with cement stirring device, it is characterized in that: described mobile hopper comprises hopper, vibration module, material level indicating device and outlet valve; Hopper adopts dustproof design, and the larger opening in its top is charge door, and the less opening in bottom is blanking port, and on charge door, disposes scalping filter steel mesh and seal cover, at blanking port place, is provided with blanking screen cloth; Vibration module and material level indicating device are all located at it the bucket of hopper, and outlet valve is located at the blanking port place of feed hopper bottom.
6. radwaste grouting according to claim 5 is fixing with cement stirring device, it is characterized in that: described mobile hopper also comprises support and castor, hopper is installed on support, castor be arranged on the supporting leg bottom of support and make support and on hopper can be pushed displacement.
7. radwaste grouting according to claim 1 is fixing with cement stirring device, it is characterized in that: described stirring provisions for grouting comprises auto feed interface, cement material conveying device, cement material metering device, agitator, stirring motor, grouting pump and cement mortar carrier pipe; Auto feed interface is connected with the outlet valve that is arranged at mobile feed hopper bottom and from mobile hopper, obtains cement material; Auto feed interface is connected to cement material conveying device, and cement material metering device is located at the porch of cement material conveying device and cement material addition is carried out to on-line metering; The outlet of cement material conveying device is connected to agitator and cement material is sent in agitator; On agitator, offer the cement material entrance being connected with cement material conveying device, also offer the additive/water interface being connected with water system for the additive feed system with control device; In agitator, be provided with the paddle being driven by stirring motor, paddle stirs into cement mortar by the cement material adding continuously, water and additive; Grouting pump is located at the below of agitator, and it is exported the cement mortar in agitator by cement mortar carrier pipe.
8. radwaste grouting according to claim 7 is fixing with cement stirring device, it is characterized in that: on described agitator, be also provided with the siccative/wet feed liquid level sensor for induction level.
9. radwaste grouting according to claim 7 is fixing is characterized in that: described stirring provisions for grouting also comprises manual charge door with cement stirring device, and manually charge door is located at the close position of auto feed interface; Manually charge door is connected directly to cement material conveying device, or is connected to cement material conveying device after joining with auto feed interface.
10. radwaste grouting according to claim 7 is fixing with cement stirring device, it is characterized in that: described cement material conveying device is preferably auger conveyor, and its outlet is connected to agitator and by helical feed motor, cement material is sent in agitator.
11. radwaste grouting according to claim 1 are fixing with cement stirring device, it is characterized in that: the electric control system of described control device comprises electric components and external communication module, its be integrated in one be positioned at top electrical control cabinet and formation electric control unit, control panel and interface panel are disposed in electrical control cashier's office in a shop; The liquid switch board of other system centralized arrangement in control device except electric control system below being positioned at, and compact interface panel is set.
12. radwaste grouting according to claim 11 are fixing with cement stirring device, it is characterized in that: described electric control system has remote auto to control and manually control on the spot two kinds of control models.
13. radwaste grouting according to claim 11 are fixing with cement stirring device, it is characterized in that: described additive feed system comprise additive tank and with the tank connected additive supply pipeline of additive, additive supply pipeline is provided with bleed valve, additive measuring pump, decompression indicator, additive stream scale, check valve and additive interface tube; Additive tank is arranged on to be controlled on cabinet, and is provided with liquid level gauge.
14. radwaste grouting according to claim 13 are fixing with cement stirring device, it is characterized in that: described water system comprises water supply line, the end of water supply line is reserved with the SED water interface being connected with SED water system, and the water supply line in SED water interface downstream is provided with filter, water measuring pump, gauge table, Pressure gauge, pressure-reducing valve, magnetic valve and flow control valve; The end of water supply line and additive supply pipeline can and and be connected to additive interface tube, described additive interface tube is connected and provides additive and water for it with stirring provisions for grouting by tube connector.
15. radwaste grouting according to claim 1 are fixing with cement stirring device, it is characterized in that: described control device also comprises rinse-system, rinse-system is a clean-up line separating from the water supply line of water system, is provided with Pressure gauge, pressure switch and flushing interface on clean-up line.
16. radwaste grouting according to claim 1 are fixing with cement stirring device, it is characterized in that: the bottom of described mobile hopper, stirring provisions for grouting and control device is all respectively equipped with the castor of braking device.
17. radwaste grouting according to claim 1 are fixed with cement stirring device, it is characterized in that: on described mobile hopper, stirring provisions for grouting and control device, also dispose respectively and be convenient to the adaptive mouth that a dead lift, mechanical hoisting and fork truck fork are got.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244262.2A CN104002383A (en) | 2014-06-04 | 2014-06-04 | Cement stirring device for radioactive waste grouting fixation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244262.2A CN104002383A (en) | 2014-06-04 | 2014-06-04 | Cement stirring device for radioactive waste grouting fixation |
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| CN104002383A true CN104002383A (en) | 2014-08-27 |
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| CN201410244262.2A Pending CN104002383A (en) | 2014-06-04 | 2014-06-04 | Cement stirring device for radioactive waste grouting fixation |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105355252A (en) * | 2015-10-09 | 2016-02-24 | 中广核工程有限公司 | Method and system for treating low-medium radioactive level filter core of filter in nuclear power station |
| CN107745450A (en) * | 2017-09-28 | 2018-03-02 | 中广核研究院有限公司 | A kind of processing system and its method of solid body medium formula homogenization |
| CN107932721A (en) * | 2017-11-08 | 2018-04-20 | 中广核研究院有限公司 | A kind of mobile grouting equipment |
| CN108458769A (en) * | 2017-12-27 | 2018-08-28 | 中核四0四有限公司 | Stirred tank liquid level gauge, densitometer and pneumatic tubing clip valve automatic interlock control system |
| WO2020139557A1 (en) * | 2018-12-26 | 2020-07-02 | Exxonmobil Research And Engineering Company | Systems and methods for preparing dry process materials and reducing respirable dust |
| CN111497012A (en) * | 2020-04-21 | 2020-08-07 | 武汉海王新能源工程技术有限公司 | Movable grouting device for fixing radioactive waste |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355252A (en) * | 2015-10-09 | 2016-02-24 | 中广核工程有限公司 | Method and system for treating low-medium radioactive level filter core of filter in nuclear power station |
| CN105355252B (en) * | 2015-10-09 | 2017-09-01 | 中广核工程有限公司 | Nuclear power station low middle zoom level radioactivity filter element processing method and system |
| CN107745450A (en) * | 2017-09-28 | 2018-03-02 | 中广核研究院有限公司 | A kind of processing system and its method of solid body medium formula homogenization |
| CN107932721A (en) * | 2017-11-08 | 2018-04-20 | 中广核研究院有限公司 | A kind of mobile grouting equipment |
| CN108458769A (en) * | 2017-12-27 | 2018-08-28 | 中核四0四有限公司 | Stirred tank liquid level gauge, densitometer and pneumatic tubing clip valve automatic interlock control system |
| WO2020139557A1 (en) * | 2018-12-26 | 2020-07-02 | Exxonmobil Research And Engineering Company | Systems and methods for preparing dry process materials and reducing respirable dust |
| US11358814B2 (en) | 2018-12-26 | 2022-06-14 | ExxonMobil Technology and Engineering Company | Systems and methods for preparing dry process materials and reducing respirable dust |
| CN111497012A (en) * | 2020-04-21 | 2020-08-07 | 武汉海王新能源工程技术有限公司 | Movable grouting device for fixing radioactive waste |
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Application publication date: 20140827 |