CN112275155B - Waste radioactive resin jet stirring device - Google Patents
Waste radioactive resin jet stirring device Download PDFInfo
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- CN112275155B CN112275155B CN202011183705.3A CN202011183705A CN112275155B CN 112275155 B CN112275155 B CN 112275155B CN 202011183705 A CN202011183705 A CN 202011183705A CN 112275155 B CN112275155 B CN 112275155B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
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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
- G21F9/008—Apparatus specially adapted for mixing or disposing radioactively contamined material
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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
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/57—Mixing radioactive materials, e.g. nuclear materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The invention discloses a radioactive waste resin jet stirring device, which comprises: the device comprises a steering device, a jet device, a flow dividing device, a drainage tube, a camera and a control unit; the camera is arranged on the drainage tube, the drainage tube is connected with the upper end of the steering device, the lower end of the steering device is connected with the fluidic device and the flow dividing device, the fluidic device is arranged in the flow dividing device, and the camera, the steering device and the fluidic device are all electrically connected with the control unit. The radioactive waste resin jet stirring device can realize real-time monitoring of stirring and sedimentation conditions in the recovery tank, realize full-automatic 360-degree all-dimensional dead-angle-free directional rotation, can also realize sedimentation cleaning in a large range in a dispersion mode, can also realize directional dredging and stirring in a directional mode, and can realize self-stirring to prevent waste resin from precipitating when jet stirring is not started.
Description
Technical Field
The invention relates to the technical field of liquid stirring, in particular to a radioactive waste resin jet stirring device.
Background
The radioactive waste resin is one of radioactive wastes which need to be treated by a nuclear power station, the viscosity of the radioactive waste resin is high, the viscous siltation is frequently generated with a recovery tank during recovery treatment, but the depth of the recovery tank is large, the radioactive waste resin has extremely strong radioactivity, personnel are difficult to maintain equipment, resin-water mixing is difficult to realize by utilizing conventional mechanical stirring, the prior art mainly uses a jet mode for stirring, but jet stirring has jet dead corners, viscous radioactive waste resin cannot be removed in an all-round or directional mode, the waste resin in the recovery tank is easy to precipitate siltation when jet stirring is not started, and a set of intelligent full-automatic, all-round, multi-angle and multi-jet mode radioactive waste resin stirring device is also needed in high-speed development. Therefore, there is a need for a radioactive spent resin jet stirring device that at least partially solves the problems of the prior art.
Disclosure of Invention
In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
To at least partially solve the above problems, the present invention provides a radioactive spent resin jet stirring device comprising: the device comprises a steering device, a jet device, a flow dividing device, a drainage tube, a camera, a control unit and a recovery tank; the camera sets up on the drainage tube, the drainage tube with turn to the upper end of device and be connected, turn to the lower extreme of device with fluidic device, diverging device are connected, fluidic device sets up diverging device's inside, the camera turn to the device, fluidic device all with the control unit electricity is connected, turn to the device the fluidic device, diverging device, the drainage tube, the camera all sets up in the recovery tank.
Preferably, the steering device includes: the device comprises a horizontal rotating shaft tube, a vertical rotating shaft tube and a connecting tube; the upper end of horizontal rotation central siphon with the drainage tube is connected, the right-hand member of horizontal rotation central siphon with the left end of connecting pipe is connected, the right-hand member of connecting pipe with the left end of vertical rotation central siphon is connected, the lower extreme of vertical rotation central siphon with the fluidic device with diverging device connects, the horizontal rotation central siphon with vertical rotation central siphon is L shape, the horizontal rotation central siphon with vertical rotation central siphon all with the control unit electricity is connected.
Preferably, the fluidic device comprises: a telescopic pipe and a spray head; the extension tube and the spray head are arranged inside the flow dividing device, the upper end of the extension tube is connected with the lower end of the vertical rotating shaft tube, the lower end of the extension tube is connected with the upper end of the spray head, and the extension tube is electrically connected with the control unit.
Preferably, the flow dividing device includes: a diverter, a diverter housing; the shunt sets up in the reposition of redundant personnel shell, the shunt with shower nozzle swing joint, the upper end of reposition of redundant personnel shell with the lower extreme of vertical rotatory central siphon is connected.
Preferably, the flow divider includes: the device comprises a current transformer, a fixing piece, a connecting piece and a diffusion piece; the converter is connected with the flow dividing shell through the fixing piece, the converter is connected with the diffuser through the connecting piece, the converter and the fixing piece are both arranged in the flow dividing shell, the upper end of the connecting piece is connected with the lower end of the converter, the lower end of the connecting piece extends out of the flow dividing shell, the diffuser is hemispherical, the upper end of the diffuser is connected with the lower end of the connecting piece, a first groove corresponding to the spray head is formed in the upper end of the converter and movably connected with the spray head, the flow divider is provided with a through hole, the through hole is formed in the first groove and penetrates through the flow divider, the diameter of the through hole is smaller than the opening diameter of the spray head, and a rubber pad is arranged on the inner wall of the first groove.
Preferably, the shunt housing comprises: the upper pipe body, the middle pipe body, the lower pipe body and the opening; the upper end of the upper pipe body is connected with the lower end of the vertical rotating shaft tube, the lower end of the upper pipe body is connected with the upper end of the middle pipe body, the lower end of the middle pipe body is connected with the upper end of the lower pipe body, the lower end of the lower pipe body is connected with the upper end of the opening, the inner diameters of the upper pipe body and the lower pipe body are the same and smaller than the inner diameter of the middle pipe body, and the inner diameter of the middle pipe body is the same with the inner diameter of the opening.
Preferably, the deflector is connected to the middle pipe body through the fixing member, the deflector is disposed in the middle pipe body, and a gap between a lower end of the deflector and a lower end of the middle pipe body is smaller than a gap between an upper end of the deflector and an upper end of the middle pipe body.
Preferably, the recovery tank includes: the sealing cover, the inner container, the shell, the plurality of convex ribs, the motor shaft and the motor; the steering device, the jet device, the flow dividing device and the camera are all arranged in the inner container, the drainage tube is also arranged in the inner container and extends out of the recovery tank through the sealing cover, the inner container is arranged in the shell, the motor shaft is arranged at the bottom of the inner container and penetrates through the shell to be connected with the motor, the motor is electrically connected with the control unit, the plurality of convex ribs are arranged on the inner wall of the inner container, and the sealing cover is connected with the inner container and the shell;
the recovery tank comprises two bearing mechanisms of magnetic suspension and static pressure, and the two bearing mechanisms are arranged side by side along the axial direction of the shell and are fixed with the inner container through a groove arranged on the inner wall of the shell, so that a magnetic-liquid double bearing mechanism is realized; the magnetic suspension bearing mechanism comprises: the wire is wound in a groove in the inner wall of the shell to form a wire sleeve, the permanent magnets are arranged on the outer side wall and the outer bottom of the inner container, and the permanent magnets are arranged on the inner bottom surface of the shell and magnetically repel each other with the permanent magnets arranged on the outer bottom of the inner container; electrifying the lead, forming a magnetic flux loop inside the lead sleeve, and generating electromagnetic force, so that the inner container and the shell have no mechanical friction and are suspended without lubrication; the hydrostatic bearing mechanism comprises: hydraulic oil flows into the gap between the inner container and the shell through the oil filling port, static pressure is generated in the closed gap, the inner container is hermetically connected with the upper end of the shell, the upper end of the shell is provided with a pressure relief mechanism, and the lower end of the shell is provided with the oil filling port.
Preferably, an inner tube, a middle tube, a movable tube and a first spring are arranged in a pressure relief mechanism shell of the pressure relief mechanism; the inner pipe is supported by the first spring and is arranged in the middle pipe in a sliding mode; the middle pipe is in sliding seal with the outer wall of the inner pipe through a leakage-proof gasket; the left end part of the inner pipe is arranged in an air inlet of the pressure relief mechanism shell; a pressure discharge pipeline communicated with a pressure discharge chamber of the pressure release mechanism is arranged in the inner pipe; the pressure discharge chamber is communicated with the outside through an air leakage port on the pressure relief mechanism shell; the movable pipe is used for sealing the left end pipe orifice of the pressure discharge pipeline, the inner pipe is pushed to slide in the middle pipe after the pressure of the air inlet of the pressure release mechanism reaches a preset value, and the left end pipe orifice of the pressure discharge pipeline is separated from the movable pipe to release pressure; the left end pipe orifice of the pressure discharge pipeline is an inclined plane air port arranged at the left end of the inner pipe; the movable pipe is provided with a convex sealing plug; the left end of the inner pipe is also provided with a first plane surrounding the outside of the inclined plane air port, and the first plane is arranged in an air inlet of the shell of the pressure relief mechanism; a baffle is arranged outside the inner pipe; a first fixed block used for limiting the sliding position of the baffle is arranged in the middle pipe; the middle pipe is also provided with a first plug for adjusting the opening pressure of the inner pipe; the first plug is arranged on the middle pipe through a second plug; a cylinder is connected outside the sealing plug of the movable tube; a second spring for supporting the cylinder to slide in the middle pipe is arranged in the cylinder; a second fixed block used for limiting the sliding position of the cylinder is arranged in the middle pipe.
Preferably, the camera is an annular camera and is internally provided with an image analysis processing unit, and the image analysis processing unit performs image processing specifically as described in S1 to S3:
s1: the inner wall of the recovery tank is photographed to obtain a panoramic photo of the interior of the recovery tank, a black and grey photo can be obtained by reducing noise and adjusting contrast, wherein the grey is radioactive waste resin,
setting a gray color block in a photo of the recovery tank which is not filled with the radioactive waste resin as alpha, setting a gray block after the contrast of the photo after the filling of the radioactive waste resin is adjusted as beta, and setting the gray block after the contrast of the photo after the filling of the radioactive waste resin is adjusted as beta as C (alpha);
the probability distribution of the gray color block in the photograph of the unfilled radioactive waste resin is Pα(α) probability distribution of gray blocks after filling with radioactive spent resin is Pβ(beta) can be obtained by probability theory
By the m-thiEach color block is spliced by i gray blocks, and the probability of the ith spliced color block is
And may further derive the formula as
The actual gray block M can be obtained from the above formulai＝(D-1)βi
Therefore, the difference between the two photos can be compared to determine whether the desilting work is needed or not;
s2: calculating the difference of the coverage areas of the gray color blocks of the two photos by the formula, and obtaining the final result
Then the desilting work is needed, at the moment, the coordinate value of the gray color block needs to be determined by comparing two photos,
assuming the lower left corner of the photograph as the origin, the coordinates of any point on the photograph are positive numbers and can be expressed as f (x, y) since the gray block can be represented by MiDenotes that f (x, y) belongs to Mi＝(0，1...i-1)；
S3: and sending the calculated coordinate value to a control unit, and controlling the radioactive waste resin jet stirring device to carry out directional dredging work by the control unit.
Compared with the prior art, the invention at least comprises the following beneficial effects:
1. the radioactive waste resin jet stirring device can realize real-time monitoring of stirring and silting conditions in the recovery tank and full-automatic stirring and desilting under the help of the camera, can realize 360-degree all-dimensional dead-angle-free direction rotation through the steering device, can realize switching of jet modes through cooperation between the jet device and the flow dividing device, can realize large-scale silting cleaning in a dispersion mode, and can also realize directional desilting and stirring in a directional mode.
Additional advantages, objects, and features of the present invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the present invention.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a sectional view showing a dispersion mode of a radioactive waste resin jet stirring apparatus according to the present invention.
Fig. 2 is a sectional view showing a directional mode of a radioactive waste resin jet stirring apparatus according to the present invention.
Fig. 3 is a schematic view of the external structure of the radioactive waste resin jet stirring device according to the present invention.
Fig. 4 is a schematic structural view of a diverter in the radioactive waste resin jet stirring device according to the present invention.
Fig. 5 is a sectional view showing a dispersion mode of a flow divider in the radioactive waste resin jet stirring apparatus according to the present invention.
Fig. 6 is a schematic view of the internal structure of the recovery tank of the radioactive waste resin jet stirring device according to the present invention.
FIG. 7 is a schematic view of the inside of the liner and the casing of the radioactive waste resin jet stirring apparatus according to the present invention.
Fig. 8 is a schematic view showing the closing of the pressure relief mechanism of the radioactive waste resin jet stirring device according to the present invention.
Fig. 9 is a schematic view of the opening of the pressure relief mechanism of the radioactive waste resin jet stirring device according to the present invention.
1 is a steering device, 1-1 is a horizontal rotating shaft tube, 1-2 is a vertical rotating shaft tube, 1-3 is a connecting tube, 2 is a fluidic device, 2-1 is a telescopic tube, 2-2 is a spray head, 3 is a shunt device, 3-1 is a shunt, 3-1-1 is a current transformer, 3-1-2 is a fixing piece, 3-1-3 is a connecting piece, 3-1-4 is an expansion piece, 3-2 is a shunt shell, 4 is a drainage tube, 5 is a camera, 6 is a recovery tank, 6-1 is a sealing cover, 6-2 is an inner container, 6-3 is a shell, 6-4 is a convex rib, 6-5 is a motor shaft, 6-6 is a motor, 7 is a permanent magnet, 8 is a pressure relief mechanism, 8-1 is a pressure relief mechanism shell, and 8-1-1 is an air inlet, 8-1-2 is a gas release port, 8-2 is an inner pipe, 8-2-1 is a pressure discharge pipeline, 8-2-2 is a slope gas port, 8-2-3 is a first plane, 8-2-4 is a leakage-proof pad, 8-2-5 is a baffle, 8-3 is a middle pipe, 8-3-1 is a first fixed block, 8-3-2 is a second fixed block, 8-3-3 is a pressure discharge chamber, 8-4 is a movable pipe, 8-4-1 is a sealing plug, 8-5 is a second spring, 8-6 is a first spring, 8-7 is a first plug, and 8-8 is a second plug.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 9, the present invention provides a radioactive waste resin jet stirring apparatus, comprising: the device comprises a steering device 1, a fluidic device 2, a flow dividing device 3, a drainage tube 4, a camera 5, a control unit and a recovery tank 6;
the camera 5 sets up on the drainage tube 4, the drainage tube 4 with turn to the upper end of device 1 and be connected, turn to the lower extreme of device 1 with fluidic device 2, diverging device 3 are connected, fluidic device 2 sets up the inside of diverging device 3, camera 5 turn to device 1 fluidic device 2 all with the control unit electricity is connected, turn to device 1 fluidic device 2 diverging device 3 drainage tube 4 camera 5 all sets up in recovery tank 6.
The working principle of the technical scheme is as follows: the camera 5 can shoot and scan in the recovery tank 6 in an omnibearing manner, whether silted radioactive waste resin exists or not is confirmed through system comparison, whether the jet flow mode is dispersed or oriented is confirmed, specific operation information is transmitted to the control unit, the control unit controls the steering device 1 to adjust the angles of the jet flow device 2 and the flow dividing device 3 according to conditions, the position structure of the jet flow device 2 in the flow dividing device 3 is controlled and adjusted after the angle adjustment is finished to adjust the jet flow mode to be dispersed or oriented, the control unit opens a water source after the angle and mode adjustment is finished, water flows through the drainage tube 4 and is sprayed out of the jet flow device 1 from the jet flow device 2, the sprayed water can be divided or directionally flowed out under the action of the flow dividing device 3, the water outlet of the jet flow device 2 is small, strong water pressure can be provided, and besides, gaps between the flow dividing device 3 and the jet flow device 2 in the dispersed mode are small, and the water pressure is additionally provided for the ejected water flow, so that the radioactive waste resin jet stirring device has enough water pressure to stir the radioactive waste resin in the recovery tank 6 and desilt the sticky radioactive waste resin on the tank body no matter which jet mode is adopted.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, the useless resin efflux agitating unit of radioactivity can realize stirring and the real time monitoring of the siltation condition in retrieving jar 6 and realize full-automatic stirring and desilting under camera 5's help, can realize 360 degrees all-round no direction rotations at dead angle through turning to device 1, the switching of efflux mode can be realized to cooperation between fluidic device 2 and the diverging device 3, can the scattered mode clearance siltation on a large scale, also can directional desilting of directional mode and stirring, above structural design can replace traditional manual operation's single directional stirring mode for full-automatic all-round no dead angle multi-mode's stirring mode, retrieve jar can self-stirring when not starting the efflux stirring and prevent useless resin and deposit.
In one embodiment, the steering device 1 includes: the device comprises a horizontal rotating shaft tube 1-1, a vertical rotating shaft tube 1-2 and a connecting tube 1-3; the upper end of the horizontal rotation shaft tube 1-1 is connected with the drainage tube 4, the right end of the horizontal rotation shaft tube 1-1 is connected with the left end of the connecting tube 1-3, the right end of the connecting tube 1-3 is connected with the left end of the vertical rotation shaft tube 1-2, the lower end of the vertical rotation shaft tube 1-2 is connected with the jet device 2 and the shunt device 3, the horizontal rotation shaft tube 1-1 and the vertical rotation shaft tube 1-2 are both L-shaped, and the horizontal rotation shaft tube 1-1 and the vertical rotation shaft tube 1-2 are both electrically connected with the control unit.
The working principle of the technical scheme is as follows: the steering device 1 can realize 360-degree blind-corner-free omnibearing rotation, and is mainly supported by a horizontal rotating shaft tube 1-1 and a vertical rotating shaft tube 1-2, wherein the horizontal rotating shaft tube 1-1 is axially arranged in the vertical direction, and a pipe body in the horizontal direction can rotate in the horizontal direction by taking the pipe body in the vertical direction as an axis, and drives a connecting pipe 1-3 connected with the horizontal rotating shaft tube 1-2 and the vertical rotating shaft tube 1-2 to rotate together in the horizontal direction by taking the pipe body in the vertical direction as an axis, so as to realize 360-degree horizontal rotation, and similarly, the vertical rotating shaft tube 1-2 is axially arranged in the horizontal direction, that is, the pipe body in the vertical direction is axially arranged in the horizontal direction, so as to drive a jet device 2 and a shunt device 3 connected with the vertical rotating shaft tube to rotate in the vertical direction, so as to sum up, the steering device 1 can realize omnibearing rotation in the horizontal direction and the vertical direction, dead angles can not occur during stirring and dredging, and the horizontal rotating shaft tube 1-1 and the vertical rotating shaft tube 1-2 are all controlled by the control unit to rotate at an angle and adjust positions.
The beneficial effects of the above technical scheme are that: through the design of above-mentioned structure, through the rotation adjustment of horizontal rotation central siphon 1-1 and vertical rotation central siphon 1-2 in level and vertical direction, can drive fluidic device 2 and diverging device 3 on it and carry out the adjustment of direction and position together to after camera 5 is handled the discernment of retrieving 6 inside conditions of jar, can accurate efficient will spray the position rotation and target in place through the control of control unit, realize turning to the full-automatic omnidirectional rotation of device 1.
In one embodiment, the fluidic device 2 comprises: the telescopic pipe 2-1 and the spray head 2-2; the telescopic pipe 2-1 and the spray head 2-2 are both arranged inside the flow dividing device 3, the upper end of the telescopic pipe 2-1 is connected with the lower end of the vertical rotating shaft pipe 1-2, the lower end of the telescopic pipe 2-1 is connected with the upper end of the spray head 2-2, and the telescopic pipe 2-1 is electrically connected with the control unit.
The working principle of the technical scheme is as follows: the opening diameter of the spray head 2-2 of the jet device 2 is smaller than the inner diameter of the extension tube 2-1, so that under the condition that the flow rate of water flow moving at high speed is not changed, the inner diameter of the tube is reduced, the flow rate and the pressure of the water flow can be increased, the water flow has an additional pressurizing effect, meanwhile, the control unit controls the extension and the shortening of the extension tube 2-1, the connection and the separation of the spray head 2-2 and the flow dividing device 3 are realized, and the change of a spray mode is realized.
The beneficial effects of the above technical scheme are that: through the design of the structure, the additional pressurization of water flow is realized through the change of the opening caliber of the spray head 2-2, meanwhile, the connection and the separation of the spray head 2-2 and the flow dividing device 3 are realized through the change of the length of the telescopic pipe 2-1, the change of the jet flow mode is realized, the telescopic pipe 2-1 is controlled by the control unit, and the switching of the jet flow mode can be more intelligent.
In one embodiment, the flow dividing device 3 comprises: a flow divider 3-1 and a flow dividing shell 3-2; the flow divider 3-1 is arranged in the flow dividing shell 3-2, the flow divider 3-1 is movably connected with the spray head 2-2, and the upper end of the flow dividing shell 3-2 is connected with the lower end of the vertical rotating shaft tube 1-2.
The working principle and the beneficial effects of the technical scheme are as follows: through the design of the structure, the shunt shell 3-2 wraps the shunt 3-1, so that the shunt 3-1 can be protected, and meanwhile, the shunt shell provides a channel for shunting the shunt 3-1.
In one embodiment, the flow splitter 3-1 includes: a current transforming part 3-1-1, a fixing part 3-1-2, a connecting part 3-1-3 and a diffusion part 3-1-4; the flow deflector 3-1-1 is connected with the flow dividing shell 3-2 through the fixing piece 3-1-2, the flow deflector 3-1-1 is connected with the diffusion piece 3-1-4 through the connecting piece 3-1-3, the flow deflector 3-1-1 and the fixing piece 3-1-2 are both arranged in the flow dividing shell 3-2, the upper end of the connecting piece 3-1-3 is connected with the lower end of the flow deflector 3-1-1, the lower end of the connecting piece 3-1-3 extends out of the flow dividing shell 3-2, the diffusion piece 3-1-4 is hemispherical, the upper end of the diffusion piece 3-1-4 is connected with the lower end of the connecting piece 3-1-3, and the upper end of the flow deflector 3-1-1 is provided with a first groove corresponding to the spray head 2-2 and a first groove corresponding to the spray head 2-2 The sprayer is movably connected with the sprayer 2-2, the flow divider 3-1 is provided with a through hole, the through hole is arranged in the first groove and penetrates through the flow divider 3-1, the diameter of the through hole is smaller than that of an opening of the sprayer 2-2, and the inner wall of the first groove is provided with a rubber pad.
The working principle of the technical scheme is as follows: the switching of the jet flow mode is actually switched along with the separation and connection between the spray head 2-2 and the variable flow element 3-1-1, when the telescopic pipe 2-1 is contracted, the spray head 2-2 is separated from the first groove on the variable flow element 3-1-1, a part of water flow sprayed out from the opening of the spray head 2-2 can be accelerated and jetted out through the through hole, because the diameter of the through hole is smaller than that of the opening of the spray head 2-2, a part of the water flow jetted out from the spray head 2-2 can also flow to the gap between the variable flow element 3-1-1, the fixed element 3-1-2, the connecting element 3-1-3 and the flow dividing shell 3-2, because the gap is smaller, the flow speed and the pressure of the flowing water flow can be increased, the water flow flowing out from the gap can impact the upper end surface of the diffuser 3-1-4, thereby expanding and dispersing the water flow, realizing the jet flow in a dispersion mode, washing and dredging the radioactive waste resin stuck on the inner wall of the recovery tank 6 in a large range by the jet flow in the dispersion mode, improving the dredging efficiency, for stubborn radioactive waste resin viscosity, the washing and stirring mode needs to be switched to the orientation mode, when the directional mode is selected, when the extension tube 2-1 is extended, the spray head 2-2 is connected with the first groove, the water flow sprayed by the spray head 2-2 can not flow through the gap to be shunted, but directly passes through a through hole with smaller inner diameter to carry out pressurization and speed increase again, so that the jet flow has enough pressure and flow velocity to carry out directional flushing on the stubborn radioactive waste resin, and the stirring of the radioactive waste resin in the recovery tank 6 is realized through the impact of strong jet flow, and the rubber pad can play a role in shock absorption to prevent the spray head 2-2 and the first groove from being extruded, abraded and deformed for a long time.
The beneficial effects of the above technical scheme are that: through the design of the structure, the change of the injection mode can be realized only by the expansion change of one expansion pipe 2-1, and ensures that the radioactive waste resin can be desilted and stirred by sufficient water pressure in both the dispersion mode and the directional mode, and can realize the automation and the intellectualization of the switching of the injection mode through the control of the control unit, since the spray head 2-2 needs to be separated from and connected to the first recess, and the pressure of the water stream discharged from the spray head 2-2 is extremely large, in order to avoid water leakage caused by untight sealing during connection, a rubber pad is arranged in the first groove to play a role in sealing, the rubber pad can play a role of buffering between the spray head 2-2 and the first groove while playing a role of sealing, meanwhile, abrasion and deformation caused by long-time extrusion of the spray head 2-2 and the first groove during connection can be avoided.
In one embodiment, the shunt housing 3-2 comprises: the upper pipe body, the middle pipe body, the lower pipe body and the opening; the upper end of the upper pipe body is connected with the lower end of the vertical rotating shaft tube 1-2, the lower end of the upper pipe body is connected with the upper end of the middle pipe body, the lower end of the middle pipe body is connected with the upper end of the lower pipe body, the lower end of the lower pipe body is connected with the upper end of the opening, the inner diameters of the upper pipe body and the lower pipe body are the same and smaller than the inner diameter of the middle pipe body, and the inner diameter of the middle pipe body is the same as the inner diameter of the opening.
The working principle and the beneficial effects of the technical scheme are as follows: through the design of the structure, the diameter-changing treatment of the flow-dividing shell 3-2 can facilitate the installation of the internal flow divider 3-1 and can adjust the size and distribution of the internal gap through the change of the installation position.
In one embodiment, the deflector 3-1-1 is connected with the middle pipe body through the fixing part 3-1-2, the deflector 3-1-1 is arranged in the middle pipe body, and the gap between the lower end of the deflector 3-1-1 and the lower end of the middle pipe body is smaller than the gap between the upper end of the deflector 3-1-1 and the upper end of the middle pipe body.
The working principle of the technical scheme is as follows: the relative position of the converter element 3-1-1 in the middle pipe body is adjusted to reduce the gap at the lower end of the converter element 3-1-1 and the lower end of the middle pipe body, when the jet flow mode is dispersion, the smaller the gap is, the higher the jet flow speed is, the higher the water pressure is, so that the dispersed area is larger when the jet flow is beaten on the upper end surface of the diffuser element 3-1-4 by the furling action of the lower pipe body on water flow, the dispersed area is enlarged under the condition that the internal volume of the recovery tank 6 is not changed, the jet flow pressure in the relative dispersion mode is also enhanced, and the radioactive waste resin on the inner wall of the recovery tank 6 is more conveniently subjected to desilting treatment.
The beneficial effects of the above technical scheme are that: through the design of the structure, after the gaps at the lower ends of the converter members 3-1-1 and the middle pipe body are compressed, the jet flow dispersion area in a dispersion mode is larger, the jet flow pressure is also larger, and the radioactive waste resin in the recovery tank 6 is conveniently cleaned.
In one embodiment, the recovery tank 6 comprises: 6-1 of a sealing cover, 6-2 of an inner container, 6-3 of a shell, 6-4 of a plurality of ribs, 6-5 of a motor shaft and 6-6 of a motor; the steering device 1, the jet device 2, the flow dividing device 3 and the camera 5 are all arranged in the inner container 6-2, the drainage tube 4 is also arranged in the inner container 6-2 and extends out of the recovery tank 6 through the sealing cover 6-1, the inner container 6-2 is arranged in the shell 6-3, the motor shaft 6-5 is arranged at the bottom of the inner container 6-2 and connected with the motor 6-6 through the shell 6-3, the motor 6-6 is electrically connected with the control unit, the convex ribs 6-4 are arranged on the inner wall of the inner container 6-2, and the sealing cover 6-1 is connected with the inner container 6-2 and the shell 6-3;
the recovery tank 6 comprises two bearing mechanisms of magnetic suspension and static pressure, and the two bearing mechanisms are arranged side by side along the axial direction of the shell 6-3 and are fixed with the inner container 6-2 through a groove arranged on the inner wall of the shell 6-3, so that a magnetic-liquid double bearing mechanism is realized; the magnetic suspension bearing mechanism comprises: the wire is wound in a groove in the inner wall of the shell 6-3 to form a wire sleeve, the permanent magnets 7 are arranged on the outer side wall and the outer bottom of the inner container 6-2, the permanent magnets 7 are also arranged on the inner bottom surface of the shell 6-3, and the permanent magnets 7 are magnetically repelled with the permanent magnets 7 arranged on the outer bottom of the inner container 6-2; electrifying the lead, forming a magnetic flux loop inside the lead sleeve, and generating electromagnetic force, so that the suspension without mechanical friction and lubrication between the inner container 6-2 and the outer shell 6-3 is realized; the static pressure bearing mechanism comprises: hydraulic oil flows into a gap between the inner container 6-2 and the outer shell 6-3 through an oil filling port, static pressure is generated in the closed gap, the inner container 6-2 is hermetically connected with the upper end of the outer shell 6-3, a pressure relief mechanism 8 is arranged at the upper end of the outer shell 6-3, and the oil filling port is arranged at the lower end of the outer shell 6-3.
The working principle of the technical scheme is as follows: the inner container 6-2 is wrapped in the shell 6-3, the switch can be controlled by the control unit after the motor 6-6 is electrified, the motor 6-6 drives the motor shaft 6-5 to rotate, the motor shaft 6-5 penetrates through the shell 6-3 and is connected with the inner container 6-2, so that the inner container 6-2 can be driven by the motor 6-6 to rotate, the inner container 6-2 rotates, a plurality of convex ribs 6-4 arranged on the inner wall of the inner container 6-2 rotate along with the inner container 6-2 to play a role in stirring, the original bottom propeller type rotating mode is distinguished, the waste resin in the recovery tank 6 is driven to rotate by the recovery tank 6 in the mode of rotating the inner container 6-2, and the forward and reverse rotation switching can be carried out by controlling the motor 6-6 to prevent uneven mixing and adhesion, the sealing cover 6-1 is detachably connected with the liner 6-2 and the shell 6-3, the liner 6-2 and the shell 6-3 can be sealed during working, the sealing cover can be opened during maintenance, because the sealing cover 6-1 cannot rotate along with the liner 6-2, the drainage tube 4 penetrates through the sealing cover 6-1 and extends into the liner 6-2, the steering device 1, the jet device 2, the shunt device 3 and the camera 5 are all arranged inside the liner 6-2, the functions of real-time monitoring, dredging and stirring of the recovery tank 6 are completed, the conductor sleeve is changed into an electromagnet by electrifying the conductor, the current direction is adjusted to ensure that the magnetic pole in the conductor sleeve is opposite to the magnetic pole of the permanent magnet 7 on the outer bottom surface of the liner 6-2, and the magnetic pole of the permanent magnet 7 on the inner bottom surface of the shell 6-3 repel each other, therefore, the inner container 6-2 can be in a suspension state in the outer shell 6-3, the pressure relief mechanism 8 is firstly opened, the space between the outer shell 6-3 and the inner container 6-2 is filled with hydraulic oil through the oil injection port, then the pressure relief mechanism 8 is closed, so that the gap between the outer shell 6-3 and the inner container 6-2 can be completely filled with the hydraulic oil, the static pressure bearing mechanism can also reduce the pressure on the motor shaft 6-5, the inner container 6-2 can also receive the pressure given by the hydraulic oil except the magnetic force of the magnetic suspension after being filled with the hydraulic oil, meanwhile, the friction force between the inner container 6-2 and the outer shell 6-3 is correspondingly reduced, and the scheme can also reduce the vibration and noise when the inner container 6-2 rotates.
The beneficial effects of the above technical scheme are that: the self-stirring function can be realized and met during jet stirring through the rotating arrangement in the recovery tank 6, so that stirring can be more fully and uniformly, self-stirring can be realized when jet stirring is not needed, and the stirring speed can be controlled by the control unit for the rotating speed of the motor 6-6, so that the problem of waste resin deposition at the bottom caused by long-time non-stirring can be prevented, and through the design of the structure, the pressure of the inner container 6-2 on the motor shaft 6-5 can be greatly reduced, meanwhile, the friction force between the inner container 6-2 and the shell 6-3 is reduced in the rotating process through the magnetic suspension and static pressure technology, the anti-seismic performance is improved, and the noise and the energy consumption of the motor 6-6 are reduced.
In one embodiment, an inner pipe 8-2, a middle pipe 8-3, a movable pipe 8-4 and a first spring 8-6 are arranged in a pressure relief mechanism shell 8-1 of the pressure relief mechanism 8;
the inner pipe 8-2 is supported by the first spring 8-6 and is arranged in the middle pipe 8-3 in a sliding way; the middle pipe 8-3 is in sliding seal with the outer wall of the inner pipe 8-2 through a leakage-proof pad 8-2-4; the left end part of the inner tube 8-2 is arranged in an air inlet 8-1-1 of the pressure relief mechanism shell 8-1; a pressure discharge pipeline 8-2-1 communicated with a pressure discharge chamber 8-3-3 of the pressure relief mechanism 8 is arranged in the inner pipe 8-2; the pressure discharge chamber 8-3-3 is communicated with the outside through an air leakage port 8-1-2 on the pressure relief mechanism shell 8-1; the movable pipe 8-4 is used for sealing a left-end pipe orifice of the pressure discharge pipeline 8-2-1, pushing the inner pipe 8-2 to slide in the middle pipe 8-3 after the pressure of the air inlet 8-1-1 of the pressure relief mechanism 8 reaches a preset value, and separating the left-end pipe orifice of the pressure discharge pipeline 8-2-1 from the movable pipe 8-4 to relieve pressure; the left end pipe orifice of the pressure discharge pipeline 8-2-1 is an inclined plane air port 8-2-2 arranged at the left end of the inner pipe 8-2; the movable pipe 8-4 is provided with a convex sealing plug 8-4-1; the left end of the inner tube 8-2 is also provided with a first plane 8-2-3 surrounding the inclined plane air port 8-2-2, and the first plane 8-2-3 is arranged in the air inlet 8-1-1 of the pressure relief mechanism shell 8-1;
a baffle 8-2-5 is arranged outside the inner pipe 8-2; a first fixing block 8-3-1 for limiting the sliding position of the baffle 8-2-5 is arranged in the middle pipe 8-3;
the middle pipe 8-3 is also provided with a first plug 8-7 for adjusting the opening pressure of the inner pipe 8-2; the first plug 8-7 is arranged on the middle pipe 8-3 through a second plug 8-8;
a sealing plug 8-4-1 of the movable tube 8-4 is externally connected with a cylinder; a second spring 8-5 used for supporting the cylinder to slide in the middle pipe 8-3 is arranged in the cylinder; a second fixed block 8-3-2 used for limiting the sliding position of the cylinder is arranged in the middle pipe 8-3.
The working principle of the technical scheme is as follows: the pressure relief mechanism 8 is normally in a closed state, when the air pressure of air entering the air inlet 8-1-1 is lower than a set pressure, the second spring 8-5 pushes the movable pipe 8-4 to slide towards the right side, the sealing plug 8-4-1 is pressed against the inclined plane air port 8-2-2, so that the inclined plane air port 8-2-2 and the sealing plug 8-4-1 are in a sealed state, the first spring 8-6 is pressed against the first plug 8-7, so that the baffle 8-2-5 moves towards the left until the baffle 8-2-5 is pressed against the first fixed block 8-3-1, the movable pipe 8-4 and the inner pipe 8-2 are clamped between the second spring 8-5 and the first spring 8-6 to achieve a sealed closed state, and after the static pressure bearing mechanism is filled with oil, the pressure in the gap between the inner container 6-2 and the outer shell 6-3 is gradually increased, when the critical value of the pressure relief mechanism 8 is reached, the gas can push the first plane 8-2-3 to move rightwards, the sealing plug 8-4 can slide rightwards, when the sealing plug 8-4 is clamped by the second fixed block 8-3-2, the gas stops moving, at the moment, if the gas pressure is continuously increased, the gas can continuously push the first plane 8-2-3 to move rightwards to compress the first spring 8-6, at the moment, a gap is formed between the sealing plug 8-4-1 and the inclined plane gas port 8-2-2, the pressure relief mechanism 8 is changed into an open state, at the moment, the gas reaches the discharge chamber 8-3-3 through the gas inlet 8-1-1 through the pressure discharge pipeline 8-2-1, and finally is discharged from the gas discharge port 8-1-2, when hydraulic oil flows out of the air leakage opening 8-1-2, the fact that air does not exist between the inner container 6-2 and the outer shell 6-3 is shown, after oil injection is stopped, pressure tends to be stable, the pressure relief mechanism 8 restores to a closed state, the pressure relief mechanism 8 completes the whole opening and closing process, the compression degree of the first spring 8-6 can be adjusted by screwing the first plug 8-7, and therefore the critical value of the whole pressure relief mechanism 8 is adjusted.
The beneficial effects of the above technical scheme are that: the critical pressure of the pressure relief mechanism 8 can be adjusted through the first plug 8-7, when the first plug 8-7 is screwed down, the first spring 8-6 is compressed, meanwhile, the first plane 8-2-3 can be pushed by larger air pressure to enable the inner tube 8-2 to move rightwards, and then the pressure relief mechanism 8 can be opened, so that the critical pressure of the pressure relief mechanism 8 can be adjusted purely mechanically, hydraulic oil can be fully filled between the inner container 6-2 and the outer shell 6-3, and the situation that explosion or backflow of the hydraulic oil caused by overlarge pressure can be avoided.
In one embodiment, the camera 5 is a ring camera and is internally provided with an image analysis processing unit, and the image analysis processing unit performs image processing as described in S1 to S3:
s1, taking a picture of the inner wall of the recovery tank 6 to obtain a panoramic picture of the inner part of the recovery tank 6, and obtaining a picture of black and gray by reducing noise and adjusting contrast, wherein the gray is the radioactive waste resin,
setting a gray block in a photo of the recovery tank 6 not filled with the radioactive waste resin as alpha, setting a gray block after the contrast of the photo after the filling of the radioactive waste resin is adjusted as beta, and setting the gray block after the contrast of the photo after the filling of the radioactive waste resin is adjusted as beta as C (alpha);
the probability distribution of the gray color blocks in the photograph of the unfilled radioactive waste resin was Pα(α) probability distribution of gray blocks after filling with radioactive spent resin is Pβ(beta) can be obtained by probability theory
By the m-thiI represents a color block spliced by i gray blocks, the ith spliced color block appearsHas a probability of
And may further derive the formula as
The actual gray block M can be obtained from the above formulai＝(D-1)βi
Therefore, the difference between the two photos can be compared to determine whether the desilting work is needed or not;
s2: the difference of the coverage areas of the gray color blocks of the two photos is measured by the formula, and the final result is obtained
Then the desilting work is needed, at the moment, the coordinate value of the gray color block needs to be determined by comparing two photos,
assuming the lower left corner of the photograph as the origin, the coordinates of any point on the photograph are positive numbers and can be expressed as f (x, y) since the gray block can be represented by MiDenotes that f (x, y) belongs to Mi＝(0，1...i-1)；
S3: and sending the calculated coordinate value to a control unit, and controlling the radioactive waste resin jet stirring device to carry out directional dredging work by the control unit.
The working principle and the beneficial effects of the technical scheme are as follows: through the design of above-mentioned structure, because camera 5 can shoot the panorama photo of retrieving 6 inner walls of jar for surrounding the camera, convert the three-dimensional figure problem for the rectangular graph problem of two-dimentional, so do not need very complicated computational formula, only need to compare the photo when not filling after adjusting the contrast with the photo in retrieving jar 6, select different region, calculate whether need desilting according to regional area size, if need desilting then contrast photo calculate the coordinate of required desilting can, again transmit the coordinate instruction for the control unit and accomplish whole desilting stirring work.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (9)
1. A radioactive spent resin jet stirring device is characterized by comprising: the device comprises a steering device (1), a jet device (2), a flow dividing device (3), a drainage tube (4), a camera (5), a control unit and a recovery tank (6);
the camera (5) is arranged on the drainage tube (4), the drainage tube (4) is connected with the upper end of the steering device (1), the lower end of the steering device (1) is connected with the fluidic device (2) and the flow dividing device (3), the fluidic device (2) is arranged in the flow dividing device (3), the camera (5), the steering device (1) and the fluidic device (2) are electrically connected with the control unit, and the steering device (1), the fluidic device (2), the flow dividing device (3), the drainage tube (4) and the camera (5) are arranged in the recovery tank (6);
the recovery tank (6) comprises: the sealing cover (6-1), the inner container (6-2), the outer shell (6-3), a plurality of convex ribs (6-4), a motor shaft (6-5) and a motor (6-6); the steering device (1), the jet device (2), the flow dividing device (3) and the camera (5) are all arranged in the inner container (6-2), the drainage tube (4) is also arranged in the inner container (6-2) and extends out of the recovery tank (6) through the sealing cover (6-1), the inner container (6-2) is arranged in the outer shell (6-3), the motor shaft (6-5) is arranged at the bottom of the inner container (6-2) and penetrates through the outer shell (6-3) to be connected with the motor (6-6), the motor (6-6) is electrically connected with the control unit, the plurality of convex ribs (6-4) are arranged on the inner wall of the inner container (6-2), the sealing cover (6-1) is connected with the inner container (6-2) and the outer shell (6-3);
the recovery tank (6) comprises two bearing mechanisms of magnetic suspension and static pressure, and the two bearing mechanisms are arranged side by side along the axial direction of the shell (6-3) and are fixed with the inner container (6-2) through a groove arranged on the inner wall of the shell (6-3), so that a magnetic-liquid dual bearing mechanism is realized;
the magnetic suspension bearing mechanism comprises: the wire is wound in a groove in the inner wall of the shell (6-3) to form a wire sleeve, the permanent magnets (7) are arranged on the outer side wall and the outer bottom of the inner container (6-2), the inner bottom surface of the shell (6-3) is also provided with the permanent magnets (7) which are magnetically repelled with the permanent magnets (7) arranged at the outer bottom of the inner container (6-2) to electrify the wire, a magnetic flux loop is formed inside the wire sleeve to generate electromagnetic force, and therefore mechanical friction and lubrication-free suspension are not generated between the inner container (6-2) and the shell (6-3);
the static pressure bearing mechanism comprises: hydraulic oil flows into the gap between the inner container (6-2) and the shell (6-3) through the oil filling port, static pressure is generated in the closed gap, the inner container (6-2) is connected with the upper end of the shell (6-3) in a sealing mode, a pressure relief mechanism (8) is arranged at the upper end of the shell (6-3), and the oil filling port is arranged at the lower end of the shell (6-3).
2. The radioactive waste resin jet stirring device according to claim 1, characterized in that said diverting device (1) comprises: the device comprises a horizontal rotating shaft tube (1-1), a vertical rotating shaft tube (1-2) and a connecting tube (1-3);
the upper end of horizontal rotation central siphon (1-1) with drainage tube (4) are connected, the right-hand member of horizontal rotation central siphon (1-1) with the left end of connecting pipe (1-3) is connected, the right-hand member of connecting pipe (1-3) with the left end of vertical rotation central siphon (1-2) is connected, the lower extreme of vertical rotation central siphon (1-2) with fluidic device (2) with diverging device (3) are connected, horizontal rotation central siphon (1-1) with vertical rotation central siphon (1-2) are L shape, horizontal rotation central siphon (1-1) with vertical rotation central siphon (1-2) all with the control unit electricity is connected.
3. The radioactive spent resin jet agitation device according to claim 2, characterized in that said jet device (2) comprises: a telescopic pipe (2-1) and a spray head (2-2);
the telescopic pipe (2-1) and the spray head (2-2) are arranged inside the flow dividing device (3), the upper end of the telescopic pipe (2-1) is connected with the lower end of the vertical rotating shaft pipe (1-2), the lower end of the telescopic pipe (2-1) is connected with the upper end of the spray head (2-2), and the telescopic pipe (2-1) is electrically connected with the control unit.
4. The radioactive waste resin jet stirring device according to claim 3, characterized in that the shunting device (3) comprises: a flow divider (3-1) and a flow dividing shell (3-2);
the flow divider (3-1) is arranged in the flow dividing shell (3-2), the flow divider (3-1) is movably connected with the spray head (2-2), and the upper end of the flow dividing shell (3-2) is connected with the lower end of the vertical rotating shaft tube (1-2).
5. The radioactive spent resin jet agitation device according to claim 4, wherein the flow splitter (3-1) comprises: a current transformer (3-1-1), a fixing piece (3-1-2), a connecting piece (3-1-3) and a diffusion piece (3-1-4);
the flow changing element (3-1-1) is connected with the flow dividing shell (3-2) through the fixing element (3-1-2), the flow changing element (3-1-1) is connected with the diffusion element (3-1-4) through the connecting element (3-1-3), the flow changing element (3-1-1) and the fixing element (3-1-2) are arranged in the flow dividing shell (3-2), the upper end of the connecting element (3-1-3) is connected with the lower end of the flow changing element (3-1-1), the lower end of the connecting element (3-1-3) extends out of the flow dividing shell (3-2), the diffusion element (3-1-4) is hemispherical, and the upper end of the diffusion element is connected with the lower end of the connecting element (3-1-3), the upper end of the deflector (3-1-1) is provided with a first groove corresponding to the spray head (2-2) and movably connected with the spray head (2-2), the flow divider (3-1) is provided with a through hole, the through hole is arranged in the first groove and penetrates through the flow divider (3-1), the diameter of the through hole is smaller than the diameter of an opening of the spray head (2-2), and the inner wall of the first groove is provided with a rubber pad.
6. The radioactive spent resin jet agitation device according to claim 5, wherein the shunt housing (3-2) comprises: the upper pipe body, the middle pipe body, the lower pipe body and the opening; the upper end of the upper pipe body is connected with the lower end of the vertical rotating shaft tube (1-2), the lower end of the upper pipe body is connected with the upper end of the middle pipe body, the lower end of the middle pipe body is connected with the upper end of the lower pipe body, the lower end of the lower pipe body is connected with the upper end of the opening, the inner diameters of the upper pipe body and the lower pipe body are the same and smaller than the inner diameter of the middle pipe body, and the inner diameter of the middle pipe body is the same as the inner diameter of the opening.
7. The radioactive waste resin jet stirring device according to claim 6, wherein the deflector (3-1-1) is connected to the middle pipe body through the fixing member (3-1-2), the deflector (3-1-1) is disposed in the middle pipe body, and a gap between a lower end of the deflector (3-1-1) and a lower end of the middle pipe body is smaller than a gap between an upper end of the deflector (3-1-1) and an upper end of the middle pipe body.
8. The jet stirring device for waste radioactive resin according to claim 1, wherein an inner tube (8-2), a middle tube (8-3), a movable tube (8-4) and a first spring (8-6) are arranged in a pressure relief mechanism housing (8-1) of the pressure relief mechanism (8);
the inner pipe (8-2) is supported by the first spring (8-6) and is arranged in the middle pipe (8-3) in a sliding manner; the middle pipe (8-3) is in sliding seal with the outer wall of the inner pipe (8-2) through a leakage-proof pad (8-2-4); the left end part of the inner pipe (8-2) is arranged in an air inlet (8-1-1) of the pressure relief mechanism shell (8-1); a pressure discharge pipeline (8-2-1) communicated with a pressure discharge chamber (8-3-3) of the pressure relief mechanism (8) is arranged in the inner pipe (8-2); the pressure discharge chamber (8-3-3) is communicated with the outside through an air leakage port (8-1-2) on the pressure relief mechanism shell (8-1); the movable pipe (8-4) is used for sealing the left end pipe orifice of the pressure discharge pipeline (8-2-1), the inner pipe (8-2) is pushed to slide in the middle pipe (8-3) after the pressure of the air inlet (8-1-1) of the pressure release mechanism (8) reaches a preset value, and the left end pipe orifice of the pressure discharge pipeline (8-2-1) is separated from the movable pipe (8-4) to release pressure; the left end pipe orifice of the pressure discharge pipeline (8-2-1) is an inclined plane air port (8-2-2) arranged at the left end of the inner pipe (8-2); the movable pipe (8-4) is provided with a convex sealing plug (8-4-1); the left end of the inner pipe (8-2) is also provided with a first plane (8-2-3) surrounding the inclined plane air port (8-2-2), and the first plane (8-2-3) is arranged in an air inlet (8-1-1) of the pressure relief mechanism shell (8-1);
a baffle (8-2-5) is arranged outside the inner pipe (8-2); a first fixed block (8-3-1) used for limiting the sliding position of the baffle (8-2-5) is arranged in the middle pipe (8-3);
the middle pipe (8-3) is also provided with a first plug (8-7) for adjusting the opening pressure of the inner pipe (8-2); the first plug (8-7) is arranged on the middle pipe (8-3) through a second plug (8-8);
a sealing plug (8-4-1) of the movable tube (8-4) is externally connected with a cylinder; a second spring (8-5) used for supporting the cylinder to slide in the middle pipe (8-3) is arranged in the cylinder; a second fixed block (8-3-2) used for limiting the sliding position of the cylinder is arranged in the middle pipe (8-3).
9. The radioactive waste resin jet stirring device according to claim 1, wherein the camera (5) is a ring camera and is internally provided with an image analysis processing unit, and the image analysis processing unit performs image processing as described in S1-S3:
s1, taking a picture of the inner wall of the recovery tank (6) to obtain a panoramic picture of the inner part of the recovery tank (6), and obtaining a black and gray picture by reducing noise and adjusting contrast, wherein the gray picture is the radioactive waste resin,
setting a gray block in a photo of the recovery tank (6) not filled with the radioactive waste resin as alpha, setting a gray block after the contrast of the photo after the filling of the radioactive waste resin is adjusted as beta, and setting the gray block after the contrast of the photo after the filling of the radioactive waste resin is adjusted as beta as C (alpha);
the probability distribution of the gray color blocks in the photograph of the unfilled radioactive waste resin was Pα(α) probability distribution of gray blocks after filling with radioactive spent resin is Pβ(beta) can be obtained by probability theory
By the m-thiEach color block is spliced by i gray blocks, and the probability of the ith spliced color block is
And may further derive the formula as
The actual gray block M can be obtained from the above formulai＝(D-1)βi
Therefore, the difference between the two photos can be compared to determine whether the desilting work is needed or not;
s2, calculating the difference of coverage areas of gray color blocks of two photos according to the formula, and obtaining the final result
Then the desilting work is needed, at the moment, the coordinate value of the gray color block needs to be determined by comparing two photos,
assuming the lower left corner of the photograph as the origin, the coordinates of any point on the photograph are positive numbers and can be expressed as f (x, y) since the gray block can be represented by MiDenotes that f (x, y) belongs to Mi＝(0,1…i-1)；
And S3, sending the calculated coordinate value to a control unit, and controlling the radioactive waste resin jet flow stirring device to perform directional desilting work by the control unit.
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| JPS6168131A (en) * | 1984-09-11 | 1986-04-08 | Pola Chem Ind Inc | Continuous emulsifying apparatus having multistage dispersion chamber |
| CN201055820Y (en) * | 2007-06-27 | 2008-05-07 | 黄毅斌 | Oil tank oil character blending rotary nozzle |
| CN201209265Y (en) * | 2008-05-29 | 2009-03-18 | 深圳成霖洁具股份有限公司 | Draw-out type water spraying head |
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