CN119092171A - A radioactive highly corrosive toxic liquid transfer device and transfer method - Google Patents

Abstract

The invention relates to the technical field of radioactive waste liquid treatment equipment, in particular to a radioactive strong-corrosion toxic liquid transferring device and a transferring method, wherein the transferring device comprises a storage container, a storage tank and a storage tank, wherein the storage container can be used for storing radioactive strong-corrosion toxic liquid in a closed manner; the radiation protection device comprises a storage container, a flexible protection structure, a rigid shell, a radiation shielding structure and a sealing cover, wherein the flexible protection structure is coated outside the storage container, the lower end of the rigid shell is closed, the upper end of the rigid shell is open, the radiation shielding structure is matched with an inner cavity of the rigid shell, a concave cavity for placing the storage container is formed in the middle of the radiation shielding structure, the sealing cover is detachably connected with the upper end of the rigid shell, the sealing cover can seal the rigid shell, and in a cover closing state, the sealing cover is abutted against the flexible protection structure and can effectively shield radiation and protect the storage container so as to ensure transportation safety. The transfer method is based on the transfer device.

Description

Radioactive strong-corrosion poisonous liquid transferring device and transferring method

Technical Field

The invention relates to the technical field of radioactive waste liquid treatment equipment, in particular to a radioactive strong-corrosion poisonous liquid transfer device and a transfer method.

Background

In operation, the reactor is subjected to an irradiation liquid, such as a coolant, a chemical agent, or a solution specifically designed to produce a specific isotope. Wherein the irradiated liquid isotope in the reactor typically undergoes a series of changes, such as radioactive decay and the generation of new isotopes. They have a high radioactivity and radioisotopes with a short half-life may decay rapidly, but may also produce long-term isotopes. These liquid isotopes may undergo chemical changes during irradiation, such as oxidation or reduction reactions. Their handling and storage requires special care to prevent leakage of radioactive materials and environmental contamination.

That is, the liquid isotopes currently irradiated in the reactor are highly radioactive, corrosive and toxic. In the radioactive liquid treatment process flow, the irradiated liquid isotopes need to be transported and stored. How to effectively shield radioactive rays, conveniently take, place, store and transport is a difficult problem to be solved with emphasis, namely, the difficulty in safely transporting the irradiated liquid isotope in the reactor.

Disclosure of Invention

Aiming at the technical problem that the liquid isotope after irradiation in the reactor is difficult to safely transport, the invention provides a radioactive strong-corrosion poisonous liquid transport device and a transport method.

The invention is realized by the following technical scheme:

The invention provides a radioactive strong-corrosion toxic liquid transferring device which comprises a storage container, a flexible protection structure, a rigid shell, a radiation shielding structure and a sealing cover body, wherein the storage container can be used for hermetically storing radioactive strong-corrosion toxic liquid, the flexible protection structure is coated outside the storage container, the lower end of the rigid shell is closed, the upper end of the rigid shell is open, the radiation shielding structure is matched with an inner cavity of the rigid shell, a concave cavity for placing the storage container is formed in the middle of the radiation shielding structure, the sealing cover body is detachably connected with the upper end of the rigid shell, the sealing cover body can seal the rigid shell, and the sealing cover body is abutted against the flexible protection structure in a cover closing state.

The liquid isotope after irradiation in the reactor has strong radioactivity, strong corrosiveness and high toxicity. In the radioactive liquid treatment process flow, the irradiated liquid isotopes need to be transported and stored. How to effectively shield radioactive rays, conveniently take, place, store and transport is a difficult problem to be solved with emphasis, namely, the difficulty in safely transporting the irradiated liquid isotope in the reactor.

In view of this, the invention provides a radioactive highly corrosive toxic liquid transfer device, which comprises a storage container, a flexible protection structure, a rigid shell, a ray shielding structure and a sealing cover. The storage container can airtight store the poisonous liquid of strong corruption of radioactivity to avoid the poisonous liquid of strong corruption of radioactivity to store behind the storage container, evaporating gas escapes, also can avoid in the storage container removal in-process, lead to the poisonous liquid of strong corruption of radioactivity to spill because of the skew of storage container, flexible protection structure cladding is in outside the storage container, in order to collide with the protection to the storage container through flexible protection structure, avoid the storage container to cause the damage because of colliding with in the transportation.

Meanwhile, the lower end of the rigid shell is closed, the upper end of the rigid shell is opened, the ray shielding structure is matched with the inner cavity of the rigid shell, a concave cavity for placing the storage container is formed in the middle of the ray shielding structure, so that the radiation of the radioactive and corrosive toxic liquid is shielded through the ray shielding structure, the radiation intensity of the radioactive and corrosive toxic liquid leaking outside is prevented from being too high, meanwhile, the ray shielding structure can be protected through the rigid structure to cover the ray shielding structure, the ray shielding structure is prevented from being damaged due to collision in the transferring process, the sealing cover is detachably connected with the upper end of the rigid shell, the sealing cover can seal the rigid shell, and in the closing state, the sealing cover is abutted to the flexible protection structure, so that the storage container is tightly pressed in the rigid shell through the sealing cover, and the storage container and the ray shielding structure are prevented from being relatively swayed in the transferring process, and the storage container is prevented from being damaged.

Therefore, when the radioactive and strong-corrosion toxic liquid is transported, the radioactive and strong-corrosion toxic liquid is filled into the storage container, so that the radioactive and strong-corrosion toxic liquid is stored in a sealed mode through the storage container, then the flexible protection structure is covered outside the storage container, and is placed in the concave cavity of the ray shielding structure, so that the storage container is subjected to collision protection through the flexible protection structure, the radioactive and strong-corrosion toxic liquid is shielded through the ray shielding structure, the sealing cover body is covered on the rigid shell, the rigid shell is sealed, packaging is completed, the storage container is prevented from shaking in the transportation process, and finally the rigid shell is transported to the radioactive and strong-corrosion toxic liquid treatment area, so that transportation of the radioactive and strong-corrosion toxic liquid is completed, and subsequent treatment is facilitated.

In conclusion, the radioactive strong-corrosion toxic liquid transfer device provided by the invention can effectively shield radioactive rays and protect the storage container, so that the transfer safety is ensured, and the risk of personnel being irradiated is reduced.

In an alternative embodiment of the application, the storage container comprises a storage bottle body which is made of glass, a bottle opening is arranged at the upper end of the storage bottle body, and a flexible bottle plug which is matched with the bottle opening. The storage bottle body made of glass can resist the corrosion of the radioactive strong corrosion poisonous liquid, meanwhile, the liquid level in the storage bottle body can be directly observed, the radioactive strong corrosion poisonous liquid filled into the storage container is prevented from exceeding the capacity of the storage bottle body, meanwhile, the flexible bottle plug is adopted to close the bottle mouth, the tightness of the storage bottle body can be ensured, the flexible bottle plug is convenient to mount and pull out, and remote operation is facilitated.

In an alternative embodiment of the application, the outer side wall of the bottle mouth is provided with a clamping groove for accommodating a bottle clamping finger so as to clamp the storage container by a remote tool and realize the placement and the removal of the remote-operated storage container.

In an alternative embodiment of the present application, the sealing cover is connected to the rigid housing by a plurality of connecting bolts, so that the sealing cover can be conveniently fixed to the rigid housing and removed from the rigid housing, and the sealing cylinder body can be ensured to be covered stably.

In an alternative embodiment of the application, the connecting bolt comprises a connecting screw rod, a connecting nut and a connecting nut, wherein one end of the connecting screw rod is hinged with the rigid shell, the other end of the connecting screw rod can penetrate through the sealing cover body, the connecting nut is matched with the connecting screw rod, and the sealing cover body can be pressed on the upper end of the rigid shell through the connecting nut.

In an optional embodiment of the application, a plurality of connecting lug plates are fixed on the side wall of the upper end of the rigid shell, the connecting lug plates are uniformly distributed along the axial direction of the rigid shell, the connecting screw is hinged with the connecting lug plates, the sealing cover body is provided with a plurality of connecting grooves, the connecting grooves are uniformly distributed along the circumferential direction of the sealing cover body, the connecting grooves extend from the side wall of the sealing cover body to the center of the sealing cover body, wherein the connecting screw can move relative to the corresponding connecting grooves, and the groove bottom of the connecting grooves is positioned on the outer side of the rigid shell in the state that the sealing cover body is covered on the rigid shell so as to realize the fixation and the disassembly of the sealing cover body by overturning the connecting screw, thereby being beneficial to remotely operating the sealing cover body and the sealing cover body.

In an alternative embodiment of the application, the coupling nut is a wing nut, and the remote operation is used to unscrew and tighten the coupling nut.

In an alternative embodiment of the application, the lower section of the sealing cover body is provided with a pressing ring, the pressing ring is matched with the upper end of the concave cavity of the ray shielding structure body, the pressing ring is sleeved with a sealing ring, and the sealing ring can seal a gap between the sealing cover body and the ray shielding structure body so as to seal the rigid shell body through the sealing cover body and simultaneously press the flexible shielding structure body conveniently.

In an optional embodiment of the application, a connecting lifting lug is arranged in the middle of the sealing cover body, and the connecting lifting lug is used for connecting the hoisting equipment so as to facilitate remote transportation of the whole device through the hoisting equipment.

In a second aspect, the invention provides a method for transferring radioactive and strong corrosive toxic liquid, which is based on the radioactive and strong corrosive toxic liquid transferring device and comprises the following steps:

S10, loading radioactive toxic corrosive liquid into a storage container;

S20, placing the flexible protection structure in a concave cavity of the ray shielding structure, and covering the flexible protection structure outside the storage container;

s30, covering the sealing cover body on the rigid shell body to seal the rigid shell body to finish packaging;

s40, transferring the rigid shell to a radioactive strong corrosion toxic liquid treatment area;

S50, opening the sealing cover body, and moving the storage container to a corresponding glove box to finish the transportation of the radioactive strong-corrosion toxic liquid.

According to the radioactive strong corrosion toxic liquid transferring method, based on the radioactive strong corrosion toxic liquid transferring device, radioactive strong corrosion toxic liquid is firstly filled into a storage container, so that the radioactive strong corrosion toxic liquid is stored in a closed mode through the storage container, then a flexible protection structure is covered outside the storage container, the flexible protection structure is placed in a concave cavity of a ray shielding structure, the storage container is subjected to collision protection through the flexible protection structure, radioactive strong corrosion toxic liquid is shielded through the ray shielding structure, then a sealing cover is covered on a rigid shell to seal the rigid shell to complete packaging, the storage container is prevented from shaking in the transferring process, the rigid shell is transferred to a radioactive strong corrosion toxic liquid processing area, the sealing cover is opened, and the storage container is moved to a corresponding glove box to complete the transferring of the radioactive strong corrosion toxic liquid.

Therefore, in the process of transferring the radioactive strong-corrosion toxic liquid, the storage container is subjected to collision protection through the flexible protection structure, the radioactive strong-corrosion toxic liquid is shielded through the ray shielding structure, the radioactive ray can be effectively shielded, the storage container is protected, so that the transfer safety is ensured, and the risk of personnel being irradiated is reduced.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. The invention provides a radioactive strong corrosion toxic liquid transferring device, which comprises a storage container, a flexible protection structure, a rigid shell, a ray shielding structure and a sealing cover, wherein the storage container can be used for hermetically storing radioactive strong corrosion toxic liquid so as to prevent evaporation gas from escaping after the radioactive strong corrosion toxic liquid is stored in the storage container, and can also prevent the radioactive strong corrosion toxic liquid from being spilled out due to deflection of the storage container in the moving process of the storage container, the flexible protection structure is coated outside the storage container so as to prevent the storage container from collision through the flexible protection structure and damage caused by collision in the transferring process of the storage container, the lower end of the rigid shell is closed, the upper end of the rigid shell is opened, the ray shielding structure is matched with an inner cavity of the rigid shell, a concave cavity for placing the storage container is arranged in the middle of the ray shielding structure, the radiation shielding structure is used for shielding the radioactive rays of the radioactive strong corrosion toxic liquid, so that the radiation intensity of the radioactive strong corrosion toxic liquid leaking outside is prevented from being too high, meanwhile, the radiation shielding structure is covered by the rigid structure, the radiation shielding structure can be protected, the damage to the radiation shielding structure caused by collision in the transferring process is avoided, the sealing cover is detachably connected with the upper end of the rigid shell, the sealing cover can seal the rigid shell, the sealing cover is abutted to the flexible protection structure in the closing state, the storage container is tightly pressed in the flexible protection structure while the rigid shell is covered by the sealing cover, the damage to the storage container caused by the relative shaking of the storage container and the radiation shielding structure in the transferring process is avoided, the radiation can be effectively shielded and the storage container can be protected, so that the transferring safety is ensured, the risk of personnel being illuminated is reduced.

2. According to the radioactive strong corrosion toxic liquid transferring method, based on the radioactive strong corrosion toxic liquid transferring device, radioactive strong corrosion toxic liquid is firstly filled into the storage container, so that the radioactive strong corrosion toxic liquid is stored in a closed mode through the storage container, then the flexible protection structure is covered outside the storage container, the flexible protection structure is placed in the concave cavity of the ray shielding structure, the storage container is protected by collision through the flexible protection structure, radioactive rays of the radioactive strong corrosion toxic liquid are shielded through the ray shielding structure, the sealing cover body is covered on the rigid shell to seal the rigid shell to complete packaging, shaking of the storage container in the transferring process is avoided, the rigid shell is transferred to the radioactive strong corrosion toxic liquid processing area, the sealing cover body is opened, the storage container is moved to a corresponding glove box to complete transferring of the radioactive strong corrosion toxic liquid, the radioactive rays can be effectively shielded, the storage container is protected, the transferring safety is guaranteed, and the risk of personnel under irradiation is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate certain embodiments of the present invention and therefore should not be considered as limiting the scope. Other relevant drawings may be made by those of ordinary skill in the art without undue burden from these drawings.

In the drawings:

FIG. 1 is a schematic cross-sectional view of a radioactive, highly corrosive toxic liquid transfer device according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a front view of a radioactive, highly corrosive and toxic liquid transfer device according to an embodiment of the present invention;

fig. 3 is a schematic top view of a radioactive, highly corrosive and toxic liquid transfer device according to an embodiment of the present invention.

Reference numerals:

10-storage containers, 11-storage bottle bodies, 12-flexible bottle stoppers, 13-clamping grooves, 20-flexible protection structures, 30-rigid shells, 31-supporting bottom plates, 32-connecting lug plates, 40-ray shielding structures, 50-sealing cover bodies, 51-connecting grooves, 52-pressing rings, 53-sealing rings, 54-connecting lifting lugs, 60-connecting bolts, 61-connecting screws and 62-connecting nuts.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Embodiments of the application and features of the embodiments may be combined with each other without conflict.

In the description of the embodiments of the present application, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship conventionally put in use of the product of the application, or the orientation or positional relationship conventionally understood by those skilled in the art, is merely for convenience of describing the present application and simplifying the description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

In the description of the present application, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or communicate between the interior of two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

The liquid isotope after irradiation in the reactor has strong radioactivity, strong corrosiveness and high toxicity. In the radioactive liquid treatment process flow, the irradiated liquid isotopes need to be transported and stored. How to effectively shield radioactive rays, conveniently take, place, store and transport is a difficult problem to be solved with emphasis, namely, the difficulty in safely transporting the irradiated liquid isotope in the reactor.

In order to solve the above-mentioned problems, the inventor innovatively devised the following technical solutions, and a detailed description of specific embodiments of the present application will be given below with reference to the accompanying drawings.

Example 1

With reference to fig. 1, the embodiment provides a radioactive and strong-corrosion toxic liquid transferring device, which comprises a storage container 10, a flexible protection structure 20, a rigid shell 30, a radiation shielding structure 40, a sealing cover 50 and a sealing cover 50, wherein the storage container 10 can be used for storing radioactive and strong-corrosion toxic liquid in a sealing mode, the flexible protection structure 20 is wrapped outside the storage container 10, the lower end of the rigid shell 30 is sealed, the upper end of the rigid shell 30 is open, the radiation shielding structure 40 is matched with an inner cavity of the rigid shell 30, a cavity for placing the storage container 10 is formed in the middle of the radiation shielding structure 40, the sealing cover 50 is detachably connected with the upper end of the rigid shell 30, and the sealing cover 50 can seal the rigid shell 30, and is abutted against the flexible protection structure 20 in a closed state.

Specifically, the storage container 10 includes a storage bottle 11, wherein the storage bottle 11 is made of glass, a bottle opening is formed in the upper end of the storage bottle 11, and a flexible bottle stopper 12 is adapted to the bottle opening. The glass material store bottle 11 can endure the corrosion of the radioactive strong corrosion poisonous liquid, and simultaneously can directly observe the liquid level in the store bottle 11, so that the radioactive strong corrosion poisonous liquid filled into the store container 10 is prevented from exceeding the capacity of the store bottle 11, and meanwhile, the flexible bottle stopper 12 is adopted to close the bottle mouth, so that the tightness of the store bottle 11 can be ensured, the flexible bottle stopper 12 is convenient to place and pull out, and remote operation is facilitated.

Generally, the outer side wall of the bottle mouth is provided with a clamping groove 13, and the clamping groove 13 is used for accommodating bottle clamping fingers so as to clamp the storage container 10 by a remote tool, thereby realizing the placement and the removal of the remote operation storage container 10.

For the flexible protection structure 20, the function is mainly to absorb shock and prevent the glass container from being knocked and damaged, and the flexible protection structure is generally made of flexible materials such as rubber, foam, sponge and the like. In order to facilitate the loading and unloading of the radioactive and corrosive liquid into and out of the storage container 10, the flexible protection structure 20 is generally made into a split structure with an upper section and a lower section, so that the radioactive and corrosive liquid is conveniently loaded into and unloaded from the storage container 10, and the flexible protection structure 20 is conveniently taken down from the upper end of the storage container 10, thereby being beneficial to remote operation.

It will be appreciated that the rigid housing 30 is typically made of metal and, for nuclear utility related products, typically stainless steel. Wherein the rigid housing 30 is generally cylindrical in shape, and has a cylindrical body portion provided with a support base plate 31 at the bottom thereof to secure the stability of the placement of the rigid housing 30. And the support base plate 31 is typically welded to the lower end of the barrel structure.

For the radiation shielding structure 40, which is required to function as a shield against radiation, lead is used to calculate its thickness according to radiation protection requirements.

Referring to fig. 1 and 2, in the present embodiment, the sealing cap 50 is connected to the rigid housing 30 by a plurality of connection bolts 60, so that the sealing cap 50 can be fixed to the rigid housing 30 and the sealing cap 50 can be removed from the rigid housing 30 while ensuring the stability of the sealing cylinder closure. The number of the connecting bolts 60 is generally three or more, and in this embodiment, four.

It can be understood that the connection bolt 60 includes a connection screw 61, one end of which is hinged to the rigid housing 30, and the other end of which 61 can pass through the sealing cap 50, and a connection nut 62, which is fitted to the connection screw 61, and by which the sealing cap 50 can be pressed against the upper end of the rigid housing 30.

Specifically referring to fig. 2 and 3, a plurality of connection lugs 32 are fixed on the upper side wall of the rigid housing 30, the connection lugs 32 are uniformly distributed along the axial direction of the rigid housing 30, the connection screw 61 is hinged to the connection lugs 32, the sealing cover 50 is provided with a plurality of connection grooves 51, the connection grooves 51 are uniformly distributed along the circumferential direction of the sealing cover 50, the connection grooves 51 extend from the side wall of the sealing cover 50 to the center thereof, wherein the connection screw 61 can move relative to the corresponding connection grooves 51, and the bottom of the connection groove 51 is positioned at the outer side of the rigid housing 30 in the state that the sealing cover 50 is covered on the rigid housing 30, so that the sealing cover 50 is fixed and detached by turning over the connection screw 61, and the sealing cover 50 are conveniently and remotely covered.

It should be understood that at least four connecting lugs 32 are correspondingly disposed on the rigid housing 30, and in order to ensure the stability of the connection of the close-coupled screw 61 with the rigid housing 30, in this embodiment, four pairs of lugs are uniformly distributed on the circumference of the upper end of the rigid housing 30, and each lug is welded with the rigid housing 30, while the lower end of the connecting screw 61 is simultaneously hinged with the corresponding two lugs. Accordingly, at least one connection groove 51 is provided on the sealing cap 50 such that the connection groove 51 can be in one-to-one correspondence with the connection screw 61.

Thereby, the connection screw 61 can be rotated along its hinge axis hinged with the rigid housing 30 with respect to the connection groove 51, and when the connection screw 61 is rotated to the vertical direction, the effect of tightening the sealing cap 50 and sealing the rigid housing 30 can be achieved by tightening the connection nut 62. And, through the cooperation of connecting screw 61 and connecting recess 51, can play direction and direction's effect, be convenient for quick installation sealed lid 50 in rigid housing 30 upper end.

In this embodiment, the connection nut 62 is a butterfly nut, and the connection nut 62 is unscrewed and tightened by remote operation.

On this basis, the lower section of the sealing cover body 50 is provided with a pressing ring 52, the pressing ring 52 is matched with the upper end of the concave cavity of the ray shielding structure body 40, a sealing ring 53 is sleeved outside the pressing ring 52, and the sealing ring 53 can seal a gap between the sealing cover body 50 and the ray shielding structure body 40 so as to seal the rigid shell 30 through the sealing cover body 50 and simultaneously press the flexible shielding structure body 20.

It can be appreciated that the middle part of the sealing cover body 50 is provided with a connecting lifting lug 54, and the connecting lifting lug 54 is used for connecting hoisting equipment so as to remotely transport the whole device through the hoisting equipment.

In summary, the radioactive and highly corrosive toxic liquid transferring device provided in this embodiment includes a storage container 10, a flexible protection structure 20, a rigid housing 30, a radiation shielding structure 40, and a sealing cover 50. The storage container 10 can airtight store the poisonous liquid of strong corruption of radioactivity to avoid the poisonous liquid of strong corruption of radioactivity to store after the storage container 10, evaporating gas escapes, also can avoid in the removal in-process of storage container 10, lead to the poisonous liquid of strong corruption of radioactivity to spill because of the skew of storage container 10, flexible protection structure 20 cladding is in outside the storage container 10, in order to carry out collision protection to storage container 10 through flexible protection structure 20, avoid storage container 10 to cause the damage because of colliding with in the transportation.

Meanwhile, the lower end of the rigid shell 30 is closed, the upper end of the rigid shell 30 is opened, the ray shielding structure 40 is matched with the inner cavity of the rigid shell 30, a concave cavity for placing the storage container 10 is formed in the middle of the ray shielding structure 40, so that the radiation of the radioactive and corrosive toxic liquid is shielded through the ray shielding structure 40, the radiation intensity of the radioactive and corrosive toxic liquid leaking is prevented from being too high, meanwhile, the ray shielding structure 40 is covered by the rigid structure, the ray shielding structure 40 can be protected, the ray shielding structure 40 is prevented from being damaged due to collision in the transferring process, the sealing cover 50 is detachably connected with the upper end of the rigid shell 30, the sealing cover 50 can seal the rigid shell 30, the sealing cover 50 is abutted to the flexible protection structure 20 in the state of closing the cover, the storage container 10 is tightly pressed in the flexible protection structure 20 while the rigid shell 30 is sealed through the sealing cover 50, and the storage container 10 and the ray shielding structure 40 are prevented from being relatively rocked in the transferring process, and the storage container 10 is prevented from being damaged.

Therefore, when the radioactive and strong corrosive toxic liquid is transported, the radioactive and strong corrosive toxic liquid is filled into the storage container 10 so as to hermetically store the radioactive and strong corrosive toxic liquid through the storage container 10, then the flexible protection structure 20 is covered outside the storage container 10, the flexible protection structure 20 is placed in the concave cavity of the ray shielding structure 40 so as to carry out collision protection on the storage container 10 through the flexible protection structure 20 and shield radioactive and strong corrosive toxic liquid through the ray shielding structure 40, then the sealing cover body 50 is covered on the rigid shell 30 so as to seal the rigid shell 30 to complete packaging, the shaking of the storage container 10 in the transportation process is avoided, and finally the rigid shell 30 is transported to a radioactive and strong corrosive toxic liquid treatment area so as to complete transportation of the radioactive and strong corrosive toxic liquid, thereby facilitating subsequent treatment.

In summary, the radioactive and highly corrosive toxic liquid transferring device provided in this embodiment can effectively shield radioactive rays and protect the storage container 10, so as to ensure the transferring safety and reduce the risk of personnel being irradiated. And the problem of remote operation is solved, and the remote solution taking and placing device has the functions of remote lifting and remote sealing. Can be used for the ray shielding, the transportation and the storage of the liquid isotope after the reactor irradiation.

Example 2

The embodiment provides a method for transferring radioactive and strong corrosive toxic liquid, which is based on the radioactive and strong corrosive toxic liquid transferring device described in the embodiment 1, and comprises the following steps:

S10, loading radioactive toxic corrosive liquid into the storage container 10.

Specifically, when the radioactive toxic corrosive liquid needs to be transported, the radioactive toxic corrosive liquid is first filled into the storage bottle 11 of the storage container 10, and then the flexible bottle stopper 12 is plugged into the bottle mouth of the storage bottle 11 to seal the storage bottle 11.

S20, placing the flexible protection structure 20 in the concave cavity of the ray shielding structure 40, and covering the flexible protection structure 20 outside the storage container 10.

Specifically, the lower part of the flexible protection structure 20 is directly placed in the concave cavity of the ray shielding structure 40, after the storage bottle 11 is filled with radioactive toxic corrosive liquid, the upper end of the storage bottle 11 is clamped by using a long-handle clamp to clamp the groove 13, and the groove is clamped and transported into the lower part of the transport flexible protection structure 20, and then the upper part of the flexible protection structure 20 is remotely covered on the lower part of the groove.

S30, covering the sealing cover body 50 on the rigid shell body 30 to seal the rigid shell body 30 to finish packaging.

Specifically, the closing operation of the seal cap 50 in this embodiment includes the steps of:

S31, connecting lifting equipment through a connecting lifting lug 54, and covering the sealing cover body 50 on the upper end of the rigid structure body by the lifting equipment, so that the connecting screw rods 61 are in one-to-one correspondence with the corresponding connecting grooves 51;

S32, using a long rod to dial each connecting nut 62 from the falling position to the vertical direction along the corresponding connecting groove 51 of the sealing cover body 50;

s33, each of the coupling nuts 62 is tightened using a long-handled tool, and the seal cap 50 is thereby sealed to the rigid housing 30.

S40, transferring the rigid shell 30 to a radioactive strong corrosion toxic liquid treatment area.

It can be appreciated that the rigid housing 30 can be directly transported to the radioactive highly corrosive toxic liquid treatment area through the hoisting device, or the rigid housing 30 can be hoisted on the transporting and transporting device (such as a transporting vehicle or a special transporting machine) through the hoisting device so as to be transported to the radioactive highly corrosive toxic liquid treatment workshop through the transporting and transporting device, and then hoisted in the radioactive highly corrosive toxic liquid treatment area through the corresponding hoisting device.

And S50, opening the sealing cover body 50, and moving the storage container 10 to a corresponding glove box to finish the transportation of the radioactive and highly corrosive toxic liquid.

Specifically, the opening operation of the seal cap 50 in the present embodiment includes the steps of:

S51, each of the coupling nuts 62 is unscrewed using a long-handled tool, and the vertical coupling screw 61 is pulled down along the coupling groove 51.

S52, connecting lifting equipment through a connecting lifting lug 54, and lifting the sealing cover body 50 away from the upper end of the rigid structure body through the lifting equipment;

s53, remotely picking up the upper part of the flexible protection structure 20 by using a long-handle tool;

S54, clamping the clamping groove 13 at the upper end of the storage bottle 11 by using a long-handle clamp, and clamping a specified glove box for subsequent operation by an operator.

In summary, according to the method for transferring radioactive and highly corrosive toxic liquid provided in this embodiment, based on the device for transferring radioactive and highly corrosive toxic liquid described in embodiment 1, firstly, radioactive and highly corrosive toxic liquid is filled into the storage container 10, so that the radioactive and highly corrosive toxic liquid is stored in a sealed manner by the storage container 10, then the flexible protection structure 20 is covered outside the storage container 10, the flexible protection structure 20 is placed in the cavity of the radiation shielding structure 40, so that the storage container 10 is protected from collision by the flexible protection structure 20, the radiation of the radioactive and highly corrosive toxic liquid is shielded by the radiation shielding structure 40, then the sealing cover 50 is covered on the rigid housing 30, so that the rigid housing 30 is sealed, so that the storage container 10 is prevented from shaking in the transferring process, then the rigid housing 30 is transferred to the radioactive and highly corrosive toxic liquid treatment area, and the sealing cover 50 is opened, and the storage container 10 is moved to the corresponding glove box, so that the transfer of the radioactive and highly corrosive toxic liquid is completed.

Therefore, in the process of transferring the radioactive and strong-corrosion toxic liquid, the flexible protection structure 20 is used for carrying out collision protection on the storage container 10, and the radiation shielding structure 40 is used for shielding the radioactive and strong-corrosion toxic liquid, so that the radioactive and strong-corrosion toxic liquid can be effectively shielded and the storage container 10 can be protected, the transfer safety is ensured, and the risk of personnel being irradiated is reduced.

The remote operation problem is solved, the remote solution taking and placing device is provided with the remote lifting and remote sealing function, and the risk of personnel being irradiated is reduced.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (10)

1.A radioactive, highly corrosive toxic liquid transfer device, comprising:

A storage container (10), the storage container (10) being capable of hermetically storing a radioactive, highly corrosive, toxic liquid;

A flexible protection structure (20), wherein the flexible protection structure (20) is coated outside the storage container (10);

A rigid housing (30), wherein the lower end of the rigid housing (30) is closed, and the upper end of the rigid housing (30) is opened;

The ray shielding structure body (40), the ray shielding structure body (40) is matched with the inner cavity of the rigid shell (30), and a concave cavity for placing the storage container (10) is arranged in the middle of the ray shielding structure body (40);

the sealing cover body (50), the sealing cover body (50) with the upper end of rigid casing (30) can dismantle and be connected, sealed cover body (50) can seal rigid casing (30), under the state of closing the lid, sealed cover body (50) conflict is in on the flexible protection structure body (20).

2. The radioactive, highly corrosive toxic liquid transfer device according to claim 1, characterized in that said storage container (10) comprises:

The storage bottle body (11), the storage bottle body (11) is made of glass material, and a bottle opening is formed in the upper end of the storage bottle body (11);

-a flexible bottle stopper (12), said flexible bottle stopper (12) being adapted to said bottle mouth.

3. The radioactive, strong-corrosion and toxic liquid transfer device according to claim 2, wherein the outer side wall of the bottle mouth is provided with a clamping groove (13), and the clamping groove (13) is used for accommodating bottle-taking clamping fingers.

4. The radioactive, highly corrosive toxic fluid transfer device according to claim 1, characterized in that said sealing cover (50) is connected to said rigid housing (30) by means of a plurality of connecting bolts (60).

5. The radioactive, highly corrosive toxic liquid transfer device according to claim 4, characterized in that said connecting bolt (60) comprises:

A connecting screw (61), wherein one end of the connecting screw (61) is hinged with the rigid shell (30), and the other end of the connecting screw (61) can penetrate through the sealing cover (50);

The connecting nut (62) is matched with the connecting screw (61), and the sealing cover body (50) can be pressed at the upper end of the rigid shell (30) through the connecting nut (62).

6. The radioactive, strong-corrosion and toxic liquid transfer device according to claim 5, wherein a plurality of connecting lugs (32) are fixed on the upper end side wall of the rigid shell (30), the connecting lugs (32) are uniformly distributed along the axial direction of the rigid shell (30), and the connecting screw (61) is hinged with the connecting lugs (32);

the sealing cover body (50) is provided with a plurality of connecting grooves (51), the connecting grooves (51) are uniformly distributed along the circumferential direction of the sealing cover body (50), and the connecting grooves (51) extend from the side wall of the sealing cover body (50) to the center of the sealing cover body;

Wherein the connecting screw (61) can move relative to the corresponding connecting groove (51), and the bottom of the connecting groove (51) is positioned outside the rigid shell (30) in a state that the sealing cover (50) is covered on the rigid shell (30).

7. The radioactive, highly corrosive toxic liquid transfer device according to claim 6, characterized in that said connection nut (62) is a wing nut.

8. The radioactive, strong-corrosion and toxic liquid transferring device according to claim 1, characterized in that a pressing ring (52) is arranged at the lower section of the sealing cover body (50), and the pressing ring (52) is adapted to the upper end of a concave cavity of the radiation shielding structure body (40);

the compression ring (52) is sleeved with a sealing ring (53), and the sealing ring (53) can seal a gap between the sealing cover body (50) and the ray shielding structure body (40).

9. The radioactive, strong-corrosion and toxic liquid transferring device according to claim 1, wherein a connecting lifting lug (54) is arranged in the middle of the sealing cover body (50), and the connecting lifting lug (54) is used for connecting hoisting equipment.

10. A method for transferring radioactive and strong corrosive toxic liquid, characterized in that the method based on any one of claims 1-9 comprises the following steps:

s10, filling radioactive toxic corrosive liquid into a storage container (10);

S20, placing the flexible protection structure (20) in a concave cavity of the ray shielding structure (40), and covering the flexible protection structure (20) outside the storage container (10);

s30, covering the sealing cover body (50) on the rigid shell (30) to seal the rigid shell (30) to finish packaging;

s40, transferring the rigid shell (30) to a radioactive strong corrosion toxic liquid treatment area;

S50, opening the sealing cover body (50), and moving the storage container (10) to a corresponding glove box to finish the transportation of the radioactive and strong-corrosion toxic liquid.