CN117954141B

CN117954141B - Radioactive equipment overhauls changes transport container

Info

Publication number: CN117954141B
Application number: CN202410145207.1A
Authority: CN
Inventors: 马敬; 降宇波; 寇维鹏; 王志鹏; 郭晓方; 吴德慧; 梁汝囡; 贾新亮; 张�浩; 肖然; 李子阳; 邢泊阳; 王靳南; 王皓皓
Original assignee: China Nuclear Power Engineering Co Ltd
Current assignee: China Nuclear Power Engineering Co Ltd
Priority date: 2024-02-01
Filing date: 2024-02-01
Publication date: 2024-08-13
Anticipated expiration: 2044-02-01
Also published as: CN117954141A

Abstract

The invention relates to the technical field of nuclear chemical industry overhauling devices, and discloses a radioactive equipment overhauling, replacing and transferring container which comprises a container body, a cover sealing mechanism, an opening and closing mechanism, a lifting mechanism and a grabbing mechanism, wherein the container body is suitable for being arranged above equipment to be overhauled, the cover sealing mechanism is detachably arranged at the bottom of the container body, the opening and closing mechanism is detachably arranged on the inner side wall of the container body, the opening and closing mechanism is movably connected with the cover sealing mechanism and is suitable for opening or closing a double cover in the cover sealing mechanism, the lifting mechanism is detachably arranged at the top of the container body, the grabbing structure is detachably connected with the lifting mechanism, the invention adopts the modularized design of the sealing cover mechanism, the opening and closing cover mechanism and the lifting mechanism, when each mechanism needs to be debugged and tested, the radioactive equipment can be independently debugged and tested by detaching the radioactive equipment from the container body, and meanwhile, each mechanism can work independently and can also cooperate with each other to realize replacement and transportation of the radioactive equipment, and the radioactive equipment has the advantages of high integration level and convenience in operation.

Description

Radioactive equipment overhauls changes transport container

Technical Field

The invention relates to the technical field of nuclear chemical industry overhaul devices, in particular to an overhaul and replacement transfer container for radioactive equipment.

Background

In the nuclear chemical production, a process system with high radioactivity is generally provided with process equipment such as a filter, a cover plate and the like of the process equipment are installed in a region accessible to personnel, a shell penetrates through a concrete layer, and a filter element is positioned in the region with radioactivity and corrosiveness. The filter element used by the process equipment belongs to vulnerable parts, the old vulnerable parts which are required to be replaced regularly and taken out are transported, maintained or scrapped, and as the filter element contains radioactive residues with higher dosage, personnel cannot directly replace the filter element, and the filter element must be replaced through a certain replacement and transportation device, so that the personal safety of operators is protected, and the injury of radioactive substances to the operators is prevented.

In the prior art, the replacement transfer device is generally of an integral structure, after the design of the replacement transfer device is completed, parameters such as tightness, load and the like are required to be debugged and tested, the existing replacement transfer device can only be debugged and tested integrally, and each part in the replacement transfer device cannot be debugged and tested respectively, so that the working performance of each part cannot be accurately evaluated.

Disclosure of Invention

In view of the above, the invention provides a radioactive equipment overhauling, replacing and transferring container, which solves the problem that in the prior art, a replacing and transferring device cannot be used for debugging and testing each part of the radioactive equipment.

The invention provides a radioactive equipment overhauling, replacing and transferring container which comprises a container body, a sealing cover mechanism, an opening and closing cover mechanism, a lifting mechanism and a grabbing mechanism, wherein a cavity is formed in the container body, the container body is suitable for being arranged above equipment to be overhauled, a plurality of mounting holes are formed in the container body, the sealing cover mechanism is detachably mounted on the mounting holes in the bottom of the container body and is suitable for communicating or sealing the interior of the container body with the equipment to be overhauled, the opening and closing cover mechanism comprises a first module, a second module and a fixed guide rail, the first module and the second module are detachably mounted on the mounting holes in the side part of the container body, the first module is hinged with the sealing cover mechanism, the second module is movably connected with the sealing cover mechanism, the first module and the second module are suitable for moving the sealing cover mechanism in the vertical direction, when the second module reaches a designated position, the first module is suitable for continuously moving the sealing cover mechanism in the vertical direction and towards the side wall direction of the container body, the fixed guide rail is detachably mounted on the bottom wall in the container body, the sealing cover mechanism is suitable for guiding and limiting, the lifting mechanism is detachably mounted on the mounting holes in the top of the container body, the grabbing mechanism is arranged in the container body, the first module is hinged with the lifting mechanism, and the second module is detachably connected with the lifting mechanism and is suitable for grabbing and automatically and overhauling equipment.

The beneficial effects are that: through with closing cap mechanism, opening and close the lid mechanism, hoist mechanism and snatch mechanism modularized design, demountable installation is on the container body, when needs debug and test each mechanism, dismantle it by the container body and come alright debugging and test alone, but each mechanism independent operation simultaneously also can cooperate the collaborative work each other to realize the change and the operation to radioactive equipment, have the integrated level height, the advantage of simple operation.

In an alternative embodiment, the first module includes a first mounting plate, a first lifting mechanism, a first guiding member and a first driving member, the first mounting plate is detachably mounted on the mounting port, the first lifting mechanism is disposed on the first mounting plate and located inside the container body and adapted to move the capping mechanism vertically and toward the sidewall of the container body, the first guiding member is disposed on the first mounting plate and located inside the container body and adapted to guide the capping mechanism, and the first driving member is disposed on the first mounting plate and connected with the first lifting mechanism.

The beneficial effects are that: when the capping mechanism is opened and closed, the first lifting mechanism is driven by the first driving assembly to drive the capping mechanism to move to the first guide piece on the fixed guide rail, so that the capping mechanism is opened and closed, maintenance and replacement of equipment to be overhauled are facilitated, operators do not need to contact the equipment to be overhauled, injury of radioactive substances to the operators can be avoided, and safety during maintenance and replacement is improved.

In an alternative embodiment, the second module includes a second mounting plate, a second lifting mechanism, a second lifting bracket and a second driving assembly, the second mounting plate is detachably mounted on the mounting port, the second lifting mechanism is disposed on the second mounting plate and located inside the container body, the second lifting bracket is connected with the second lifting mechanism and suitable for moving in the vertical direction, and the second driving assembly is disposed on the second mounting plate and connected with the second lifting mechanism.

The beneficial effects are that: when the capping mechanism is opened and closed, the second lifting mechanism is driven by the second driving assembly to drive the second lifting support to move the capping mechanism, and the second lifting support is matched with the first module to move two cover bodies on the capping mechanism so as to realize the opening and closing of the capping mechanism, thereby facilitating the maintenance and replacement of equipment to be overhauled, avoiding the contact of operators with the equipment to be overhauled, avoiding the injury of radioactive substances to the operators and improving the safety during the maintenance and replacement.

In an alternative embodiment, the first lifting mechanism is identical to the second lifting mechanism in structure, the first lifting mechanism comprises a first linear guide rail assembly, a screw and a lifting support, the first linear guide rail assembly is vertically arranged on one side of the first mounting plate, which is located inside the container body, the screw is connected with the first driving assembly, the lifting support is movably connected with the first linear guide rail assembly and the screw, and the lifting support is connected with the capping mechanism.

The beneficial effects are that: the screw rod is driven to rotate through the first driving assembly, so that the lifting support is driven to move in the vertical direction, the sealing cover mechanism is opened or closed, the first lifting mechanism is matched with the second lifting mechanism, and the sealing cover mechanism can be overturned and moved, so that maintenance and replacement of equipment to be overhauled are facilitated, an operator is not required to contact the equipment to be overhauled, the injury of radioactive substances to the operator can be avoided, and the safety during maintenance and replacement is improved.

In an alternative embodiment, the first mounting plate and the second mounting plate are provided with mounting holes, the first driving assembly is identical to the second driving assembly, the first driving assembly comprises a first driver, a speed reducer, a first driver and a reverser, the first driver is arranged on one side, far away from the screw rod, of the first mounting plate, the speed reducer is connected with the first driver, the first driver is arranged in the mounting holes in a penetrating mode, the first driver is connected with the speed reducer, the reverser is arranged on one side, located on the screw rod, of the first mounting plate, and the reverser is connected with the screw rod.

The beneficial effects are that: the first driver is arranged on one side, far away from the lead screw, of the first mounting plate, and is connected with the speed reducer through the first driver, so that the movement of the lead screw to the lifting support is realized, and the occupation of the inner space of the container body can be reduced due to the fact that the first driver is arranged outside the container body, and larger maintenance and replacement operation space is provided for equipment to be overhauled.

In an alternative embodiment, the second lifting mechanism comprises a second linear guide rail assembly and a second lead screw, the second linear guide rail assembly is vertically arranged on one side of the second mounting plate, which is located inside the container body, the length of the second linear guide rail assembly is smaller than that of the first linear guide rail assembly, the second lead screw is vertically arranged on one side of the second mounting plate, which is located inside the container body, the second lead screw is connected with the second driving assembly, and the second lifting bracket is movably connected with the second linear guide rail assembly and the second lead screw and is connected with the cover sealing mechanism.

In an alternative embodiment, the first guide member includes two first frame bodies, the symmetry sets up in first elevating system both sides, is equipped with first guide way on the first frame body, closing cap mechanism and first guide way sliding connection, and the second elevating system includes two lift rail, and the symmetry sets up in second safety elevating system both sides, is equipped with the second guide way on the lift rail, closing cap mechanism and second guide way sliding connection.

The beneficial effects are that: by arranging the first guide groove on the first frame body and arranging the second guide groove on the lifting guide rail, the first guide groove and the second guide groove can play a guide role on the cover body on the cover sealing mechanism when the cover sealing mechanism is opened or closed.

In an alternative embodiment, the radioactive equipment overhauling, replacing and transferring container further comprises a locking mechanism and an observing mechanism, wherein the locking mechanism is arranged inside the container body and detachably connected with the side part mounting opening of the container body, the locking mechanism is suitable for locking equipment to be overhauled, and the observing mechanism is movably mounted inside the container body and is suitable for observing the inside of the container body.

The beneficial effects are that: through setting up snatch the mechanism, be convenient for snatch and release to wait to overhaul equipment to realize waiting to overhaul equipment's transportation and change, locking mechanism can make waiting to overhaul equipment keep stable in the container body, and observation mechanism is waiting to overhaul equipment operation, when changing, operating personnel can observe the situation of each mechanism work in the container body, and operating personnel of being convenient for is to each mechanism's operation.

In an alternative embodiment, the locking mechanism is provided with two, and the symmetry sets up in snatching mechanism both sides, and locking mechanism includes supporting component and locking clamp, and supporting component demountable installation is on the container body inner wall, locking clamp and supporting component swing joint.

The beneficial effects are that: through snatch mechanism bilateral symmetry and set up locking mechanism, when treating the transportation and the change of overhaul equipment, the locking anchor clamps on the locking mechanism of relative setting can be with waiting to overhaul equipment clamp tightly, avoid rocking in its in the container body.

In an alternative embodiment, the support assembly comprises a second driver, a third screw rod and a support rod, wherein the second driver is detachably arranged on the inner wall of the container body, the third screw rod is connected with the second driver, one end of the support rod is movably connected with the second driver, and the other end of the support rod is rotatably connected with the locking clamp.

In an alternative embodiment, the observation mechanism comprises an adjusting mechanism, a transmission mechanism and a camera, wherein the adjusting mechanism is movably arranged inside the container body, the transmission mechanism is fixedly arranged outside the container body, the transmission mechanism is connected with the adjusting mechanism, and the camera is connected with the adjusting mechanism.

In an alternative embodiment, adjustment mechanism includes screw seat, trapezoidal lead screw, first hinge piece and second hinge piece, and on the container body inner wall was located to the screw seat, trapezoidal lead screw rotated with the screw seat and is connected, and first hinge piece connects between camera and the trapezoidal lead screw, and container body and the camera are connected to the second hinge piece, and drive mechanism includes hand wheel, first bevel gear subassembly, transmission shaft and second bevel gear subassembly, and the hand wheel setting is on container body outer wall, and the transmission shaft sets up in container body outside, and between first bevel gear subassembly connected transmission shaft and the hand wheel, transmission shaft and trapezoidal lead screw are connected to the second bevel gear.

In an alternative embodiment, the container body further comprises a top cover, a lifting mechanism installation interface, a ventilation system installation interface, a maintenance door, a locking mechanism installation interface, a lifting appliance installation interface, a dosage hole plug installation interface, a pressure gauge installation interface, a butt joint roller installation interface, an observation mechanism installation interface and an opening and closing cover mechanism installation interface, wherein the top cover is arranged at the top of the container body, the lifting mechanism installation interface is arranged on the top cover, the lifting mechanism is detachably installed on the lifting mechanism installation interface, the ventilation system installation interface is arranged on the side wall of the container body, the maintenance door is arranged on the side wall of the container body, the locking mechanism installation interface is arranged on the side wall of the container body, the locking mechanism is connected with the locking mechanism installation interface, the lifting appliance installation interface is arranged on the side wall of the container body, the dosage hole plug installation interface is arranged on the side wall of the container body, the pressure gauge installation interface is arranged on the side wall of the container body, the observation mechanism installation interface is connected with the observation mechanism installation interface, the opening and closing cover mechanism installation interface is arranged on the side wall of the container body, and the opening and closing cover mechanism is connected with the opening and closing cover mechanism installation interface.

The beneficial effects are that: through with elevating system demountable installation on elevating system installation interface, when needs debug and test elevating system, dismantle it by elevating system installation interface come alright debugging and test alone, elevating system can independent operation simultaneously, also can cooperate with other mechanisms mutually to realize treating maintenance and the change of overhaul equipment, have the integrated level height, the advantage of simple operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a cover opening and closing mechanism and a cover closing mechanism in a radioactive equipment maintenance and replacement transfer container according to an embodiment of the present invention;

FIG. 3 is a schematic view of a capping mechanism in a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 4 is a schematic view of a lifting mechanism in a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 5 is a front view of a lifting mechanism in a radioactive equipment service change transfer container according to an embodiment of the present invention;

FIG. 6 is a schematic view of the front and side of a first module in a cover opening and closing mechanism in a radioactive equipment maintenance and replacement transfer container according to an embodiment of the present invention;

FIG. 7 is a schematic view of the front and side of a second module in a cover opening and closing mechanism in a radioactive equipment maintenance and replacement transfer container according to an embodiment of the present invention;

FIG. 8 is a schematic view of a first lifting mechanism in a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 9 is a schematic view of a first drive assembly in a radioactive equipment service change transfer container according to an embodiment of the present invention;

FIG. 10 is a schematic view of a first guide member of a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of a second lifting support in a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 12 is a side view of a cover opening and closing mechanism and a cover closing mechanism in a radioactive equipment servicing and replacement transfer vessel according to an embodiment of the present invention;

FIG. 13 is a schematic view of the structure of the back side of a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 14 is a schematic view of a radioactive equipment maintenance and replacement of a container body in a transfer container according to an embodiment of the present invention;

FIG. 15 is a schematic view of a locking mechanism in a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

FIG. 16 is a side view of a viewing mechanism in a radioactive equipment service change transfer container according to an embodiment of the present invention;

FIG. 17 is a schematic view of a mechanism for viewing a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention;

Fig. 18 is a schematic diagram of the overall structure of a radioactive equipment maintenance replacement transfer container according to an embodiment of the present invention.

Reference numerals illustrate:

1. A container body;

11. A top cover; 12. a lifting mechanism mounting interface; 13. a ventilation system mounting interface; 14. maintaining the door; 15. a locking mechanism mounting interface; 16. a hanger mounting interface; 17. a dose plug mounting interface; 18. a pressure gauge mounting interface; 19. a docking roller mounting interface; 110. an observation mechanism mounting interface; 111. a mounting port;

2. A capping mechanism;

21. an upper cover; 211. a connection part; 212. a guide wheel; 22. a lower cover;

3. a cover opening and closing mechanism;

31. a first module;

311. A first mounting plate;

312. A first lifting mechanism; 3121. a first linear guide assembly; 3122. a screw rod; 3123. a lifting bracket; 3124. a slide block; 3125. a mounting base; 3126. a connecting rod; 3127. a first proximity switch; 3128. a first contact;

313. a first guide; 3131. a first frame body; 3132. a first guide groove;

314. A first drive assembly; 3141. a first driver; 3142. a speed reducer; 3143. a first driver; 3144. a commutator; 3145. a universal joint; 3146. a reducer guard plate; 3147. an inner mounting base; 3148. an outer mounting base;

315. a first seal;

316. An accessory; 3161. an outer shield; 3162. an outer shroud cover plate; 3163. a hanging ring; 3164. wall-penetrating sealing socket; 3165. a pneumatic connector; 3166. a waterproof joint; 3167. docking rollers;

32. a second module;

321. a second mounting plate;

322. A second lifting mechanism; 3222. a second lead screw;

323. a second lifting bracket; 3231. lifting the guide rail; 3232. a second guide groove; 3233. lifting the fixed guide rail; 3234. a second proximity switch; 3235. a second contact;

324. A second drive assembly;

325. A second seal;

33. a fixed guide rail;

4.A lifting mechanism;

5. A grabbing mechanism;

6. A locking mechanism;

62. a support assembly; 621. a second driver; 622. a third lead screw; 623. a support rod;

63. locking the clamp; 631. a clamping groove;

7. An observation mechanism;

71. an adjusting mechanism; 711. a screw rod seat; 712. a trapezoidal screw; 713. a first hinge piece; 714. a second hinge piece;

72. A transmission mechanism; 721. a hand wheel; 722. a first bevel gear assembly; 723. a transmission shaft; 724. a second bevel gear assembly;

73. A camera;

74. And a protective cover.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Embodiments of the present invention are described below with reference to fig. 1 to 18.

According to an embodiment of the present invention, as shown in fig. 1 to 5, 12, 14 and 18, there is provided a radioactive equipment maintenance replacement transport container, including a container body 1, a capping mechanism 2, an opening and closing mechanism 3, a lifting mechanism 4 and a gripping mechanism 5, wherein the interior of the container body 1 is a cavity, the container body 1 is adapted to be disposed above equipment to be maintained, the container body 1 is provided with a plurality of mounting openings 111, the capping mechanism 2 is detachably mounted on the mounting openings 111 at the bottom of the container body 1 and adapted to communicate or close the interior of the container body 1 with the equipment to be maintained, the opening and closing mechanism 3 includes a first module 31, a second module 32 and a fixed guide 33, the first module 31 and the second module 32 are detachably mounted on the mounting openings 111 at the side of the container body 1, the first module 31 is hinged with the capping mechanism 2, the second module 32 is movably connected with the capping mechanism 2, the first module 31 and the second module 32 are adapted to move the capping mechanism 2 in a vertical direction, the second module 32 stops moving when reaching a designated position, the first module 31 is adapted to continue to move the capping mechanism 2 in a vertical direction and face the container body 1, the fixed guide 33 is adapted to be mounted on the side wall 1 of the container body 1 in a direction and is adapted to be detached from the side wall 1, and the gripping mechanism 4 is adapted to be detachably mounted on the side wall 1 of the container body 1 is fixed to be lifted, and the gripping mechanism is adapted to be lifted in a side wall 4 is detachable to be mounted on the side of the container body 1 is adapted to be kept at a side, and is adapted to be lifted.

Specifically, the container body 1 in this embodiment has a cubic structure, and in other embodiments, the container body 1 may also have a cylindrical structure. The cavity inside the container body 1 can be used for accommodating the components such as the sealing cover mechanism 2, the opening and closing cover mechanism 3, the lifting mechanism 4 and the like, and the operation, the replacement and the maintenance of equipment to be overhauled, and the outer wall of the container body 1 has the functions of sealing alpha rays and shielding gamma rays. The bottom of the container body 1 is connected to a radioactive and corrosive nuclear installation in which the equipment to be serviced is installed.

In this embodiment, the equipment to be overhauled may be a filter cartridge, a ground penetrating valve cartridge, a pump cartridge of a vertical plunger metering pump, a centrifuge rotating hub, and the like.

In this embodiment, as shown in fig. 3, the cover sealing mechanism 2 is installed at the bottom of the container body 1 and is communicated with the equipment to be overhauled, the embodiment does not specifically limit the cover sealing mechanism 2, in order to conform to the practical situation, two lockable connection covers are arranged on the cover sealing mechanism 2 in this embodiment, wherein an upper cover is installed at the bottom of the container body 1, a lower cover is installed at the top of the equipment to be overhauled, the opening and closing cover mechanism 3 is connected with the two covers, when the two covers are moved, the cover sealing mechanism 2 is in an open state and is communicated with the inside of the container body 1 and the equipment to be overhauled, at this time, the equipment to be overhauled can be lifted out by the lifting mechanism 4, and after the equipment to be overhauled is maintained, the two covers are moved back to the original position to seal the equipment to be overhauled, so as to avoid overflowing of radioactive substances. In other embodiments, the capping mechanism 2 may take other forms, such as a single cap structure.

In this embodiment, the first module 31 mainly realizes the lifting and guiding of the flat-open and unscrewed cover mechanism 2 and the lifting and guiding of the side part during unscrewing, the second module 32 mainly realizes the lifting and guiding of the flat-open cover mechanism 2, and the fixed guide rail 33 mainly realizes the guiding of the unscrewed cover mechanism 2.

Specifically, as shown in fig. 1 and 14, two mounting openings 111 are symmetrically formed on the side wall of the container body 1 in this embodiment, and the first module 31 and the second module 32 are symmetrically detachably mounted on the two mounting openings 111, and the first module 31 and the second module 32 are respectively connected with two covers in the cover mechanism 2 for moving the cover mechanism 2 to open or close. The fixed guide rail 33 is detachably mounted at the bottom of the inner side of the container body 1, and two cover bodies in the cover sealing mechanism 2 are slidably connected with the fixed guide rail 33, so that the cover bodies can play a role in guiding when the first module 31 and the second module 32 move the cover bodies, and the cover bodies can move along the fixed direction.

In this embodiment, the opening process of the capping mechanism 2 is that the first module 31 and the second module 32 drive the capping mechanism 2 to move vertically upwards, and when the capping mechanism moves to a proper position, the second module 32 stops moving, and the first module 31 continues to rise to drive the capping mechanism 2 to move to one side of the first module 31 after being guided by the second module 32 through the fixed guide rail 33, so as to realize the rotary opening of the capping mechanism 2.

Through can dismantle first module 31, second module 32 and fixed guide 33 with container body 1 be connected, when needs are debugged and are tested to opening and close lid mechanism 3, can dismantle it from container body 1 alright debugging and test alone, have the integrated level height, simple operation's advantage.

Through with closing mechanism 2, opening and close lid mechanism 3 and elevating system 4 demountable installation on container body 1, when needs debug and test each mechanism, dismantle it by container body 1 come alright debugging and test alone, but each mechanism independent operation simultaneously, also can cooperate the collaborative work each other to realize treating maintenance and the change of overhaul equipment, have the integrated level height, the advantage of simple operation.

In one embodiment, as shown in fig. 1,2, 11 and 13, a plurality of mounting openings 111 are formed in the side portion of the container body 1, the cover opening and closing mechanism 3 includes a first module 31, a second module 32 and a fixed rail 33, the first module 31 is detachably mounted on one of the mounting openings 111, the first module 31 is movably connected with the cover closing mechanism 2, the second module 32 is detachably mounted on the other mounting opening 111, the second module 32 is movably connected with the cover closing mechanism 2, the fixed rail 33 is detachably mounted on the inner bottom wall of the container body 1, and the cover closing mechanism 2 is movably connected with the fixed rail 33. In one embodiment, as shown in fig. 6, the first module 31 includes a first mounting plate 311, a first elevating mechanism 312, a first guide 313 and a first driving member, the first mounting plate 311 is detachably mounted on the mounting port 111, the first elevating mechanism 312 is disposed on the first mounting plate 311, is located inside the container body 1, and is adapted to move the capping mechanism 2 vertically and toward the sidewall of the container body 1, the first guide 313 is disposed on the first mounting plate 311, is located inside the container body 1, is adapted to guide the capping mechanism 2, and the first driving member 314 is disposed on the first mounting plate 311, and is connected to the first elevating mechanism 312.

Specifically, in this embodiment, the first lifting mechanism 312 is installed on the first mounting plate 311 along the vertical direction and is connected to one cover body in the capping mechanism 2, the first guide members 313 are symmetrically disposed on two sides of the first lifting mechanism 312 and located at a position below the first mounting plate 311, and when the first driving assembly 314 drives the first lifting mechanism 312 to drive the cover body to move, the first guide members 313 can guide and limit the cover body.

When the capping mechanism 2 is opened and closed, the first driving assembly 314 drives the first lifting mechanism 312 to drive the capping mechanism 2 to move to the first guide 313 on the fixed guide rail 33, so that the capping mechanism 2 is opened and closed, maintenance and replacement of equipment to be overhauled are facilitated, an operator does not need to contact the equipment to be overhauled, injury of radioactive substances to the operator can be avoided, and safety during maintenance and replacement is improved.

In one embodiment, as shown in fig. 7, the second module 32 includes a second mounting plate 321, a second lifting mechanism 322, a second lifting bracket 323, and a second driving assembly 324, the second mounting plate 321 is detachably mounted on the mounting port 111, the second lifting mechanism 322 is disposed on the second mounting plate 321 and is located inside the container body 1, the second lifting bracket 323 is connected with the second lifting mechanism 322 and adapted to move in a vertical direction, and the second driving assembly 324 is disposed on the second mounting plate 321 and connected with the second lifting mechanism 322.

Specifically, in this embodiment, the second lifting mechanism 322 is mounted on the second mounting plate 321 along the vertical direction and is connected to the second lifting bracket 323, and when the second driving assembly 324 drives the second lifting mechanism 322 to drive the second lifting bracket 323 to move, the capping mechanism 2 can be moved in the vertical direction.

When the cover sealing mechanism 2 is opened and closed, the second driving assembly 324 drives the second lifting mechanism 322 to drive the second lifting bracket 323 to move the cover sealing mechanism 2, and the second lifting bracket is matched with the first module 31 to move two locked cover bodies on the cover sealing mechanism 2 so as to realize the opening and closing of the cover sealing mechanism 2, thereby facilitating the maintenance and replacement of equipment to be overhauled, avoiding the contact of operators with the equipment to be overhauled, avoiding the injury of radioactive substances to the operators, and improving the safety during the maintenance and replacement.

In one embodiment, as shown in fig. 7, the first lifting mechanism 312 has substantially the same structure as the second lifting mechanism 322, the first lifting mechanism 312 includes a first linear guide rail assembly 3121, a screw 3122 and a lifting support 3123, the first linear guide rail assembly 3121 is vertically disposed on one side of the first mounting plate 311 located inside the container body 1, the screw 3122 is connected with the first driving assembly 314, the lifting support 3123 is movably connected with the first linear guide rail assembly 3121 and the screw 3122, and the lifting support 3123 is connected with the capping mechanism 2.

Specifically, in this embodiment, two first linear guide rail assemblies 3121 are symmetrically and vertically installed on the first mounting plate 311, a screw 3122 is vertically installed between the two first linear guide rail assemblies 3121 and located in a middle position of the first mounting plate 311, the first driving assembly 314 can drive the screw 3122 to rotate, the lifting support 3123 is movably installed on the screw 3122, one side of the capping mechanism 2 is connected with the lifting support 3123, the other side of the capping mechanism 2 is movably connected with the first guide 313, and the lifting support 3123 slides on the two first linear guide rail assemblies 3121 along a vertical direction through the rotation of the screw 3122 to drive the capping mechanism 2 to move and turn over on the first guide 313, so as to enable the capping mechanism 2 to displace.

In this embodiment, the screw 3122 is a ball screw, an external thread is provided on the screw 3122, and a screw nut with an internal thread is provided on the lifting bracket 3123, which is in threaded connection with the ball screw.

In this embodiment, two sides of the lifting support 3123 are provided with a slider 3124, the slider 3124 is slidably connected with the first linear guide rail assembly 3121, the lifting support 3123 is further provided with a mounting seat 3125, two sides of the mounting seat 3125 are provided with a connecting rod 3126, and the connecting rod 3126 is used for connecting with the connecting portion 211 on the cover body on the cover mechanism 2.

In this embodiment, a proximity switch assembly is further provided, the proximity switch assembly includes a first proximity switch 3127 and a first contact member 3128, the first proximity switch 3127 is provided with two, and is respectively disposed at two ends of the screw 3122, the proximity switch is in signal connection with the first driving member, the first contact member 3128 is provided with four, and is respectively installed at the upper and lower sides of the slider 3124, when the slider 3124 moves on the first linear guide rail assembly 3121 to be located at the position of the proximity switch, the first contact member 3128 contacts with the proximity switch, and at this time, the proximity switch sends a signal to the first driving member, and stops driving the screw 3122 to rotate, thereby keeping the lifting support 3123 at this position, so as to realize opening of the capping mechanism 2.

In this embodiment, the components of the first lifting mechanism 312 and the second lifting mechanism 322 are made of stainless steel, so as to improve corrosion resistance.

The screw rod 3122 is driven to rotate through the first driving component 314, so that the lifting support 3123 is driven to move in the vertical direction, the sealing cover mechanism 2 is opened or closed, the first lifting mechanism 312 is matched with the second lifting mechanism 322, and the sealing cover mechanism 2 can be overturned to move, so that maintenance and replacement of equipment to be overhauled are facilitated, an operator does not need to contact the equipment to be overhauled, injury of radioactive substances to the operator can be avoided, and safety during maintenance and replacement is improved.

In one embodiment, as shown in fig. 9, the first mounting plate 311 and the second mounting plate 321 are provided with mounting holes, the first driving assembly 314 is identical to the second driving assembly 324, the first driving assembly 314 includes a first driver 3141, a speed reducer 3142, a first driver 3143 and a reverser 3144, the first driver 3141 is disposed on a side of the first mounting plate 311 away from the screw 3122, the speed reducer 3142 is connected with the first driver 3141, the first driver 3143 is inserted in the mounting holes, the first driver 3143 is connected with the speed reducer 3142, the reverser 3144 is disposed on a side of the first mounting plate 311 located at the screw 3122, and the reverser 3144 is connected with the screw 3122.

Specifically, in this embodiment, the first driver 3141 employs a servo motor, the first driver 3143 employs a magnetic fluid vacuum transmission sealing device, the first driver 3143 is horizontally installed in the installation hole, and the first installation plate 311 is respectively installed with an inner installation seat 3147 and an outer installation seat 3148 at positions corresponding to the inner and outer sides of the first driver 3143, so as to fix the first driver 3143. The input end of the first driver 3143 is connected with the speed reducer 3142, the speed reducer 3142 is connected with the first driver 3143, a speed reducer guard plate 3146 is arranged at the joint of the first driver 3143 and the speed reducer 3142, the output end of the first driver 3143 is connected with the reverser 3144, the reverser 3144 is coaxially arranged with the driver, and the reverser 3144 is connected with the screw 3122 through a universal joint 3145.

When the cover mechanism works, the first driver 3141 rotates, power is input into the speed reducer 3142, the speed reducer 3142 drives the first driver 3143 to rotate, power is transmitted to the reverser 3144, and the lead screw 3122 is driven to rotate through the universal joint 3145, so that the cover mechanism 2 is opened and closed.

In this embodiment, the first driving assembly 314 is identical to the second driving assembly 324, and the second driving assembly 324 is mounted on the second mounting plate 321.

The first driver 3141 is arranged on one side, far away from the screw rod 3122, of the first mounting plate 311, and the first driver 3141 is connected with the speed reducer 3142 through the first driver 3143, so that the screw rod 3122 moves the lifting support 3123, and the occupation of the inner space of the container body 1 can be reduced due to the fact that the first driver 3141 is arranged outside the container body 1, and a larger maintenance and replacement operation space is provided for equipment to be overhauled.

In one embodiment, the second lifting mechanism 322 includes a second linear guide assembly 3221 and a second lead screw 3222, the second linear guide assembly 3221 is vertically disposed on a side of the second mounting plate 321 located inside the container body 1, the second linear guide assembly 3221 is shorter than the first linear guide assembly 3121, the second lead screw 3222 is vertically disposed on a side of the second mounting plate 321 located inside the container body 1, the second lead screw 3222 is connected with the second driving assembly 324, and the second lifting support 323 is movably connected with the second linear guide assembly 32221 and the second lead screw 3222, and is connected with the capping mechanism 2.

In this embodiment, since the length of the second linear guide assembly 3221 is smaller than that of the first linear guide assembly 3121, when the capping mechanism 2 is opened, the lifting support 3123 and the second lifting support 323 move vertically upwards together, and when the second lifting support 323 moves to a designated position, the lifting support 3123 continues to move upwards, so as to drive the capping mechanism 2 to rotate towards the first mounting plate 311.

In one embodiment, as shown in fig. 6 and 10, the first guiding member 313 includes two first frames 3131 symmetrically disposed on two sides of the first lifting mechanism 312, the first frames 3131 are provided with first guiding grooves 3132, the capping mechanism 2 is slidably connected with the first guiding grooves 3132, the second lifting support 323 includes two lifting guide rails 3231 symmetrically disposed on two sides of the second lifting support 323, the lifting guide rails 3231 are provided with second guiding grooves 3232, and the capping mechanism 2 is slidably connected with the second guiding grooves 3232.

Specifically, in this embodiment, the first frame 3131 is symmetrically installed on the side of the first mounting plate 311 facing the capping mechanism 2, the opposite side of the first frame 3131 is provided with a first guide groove 3132, the first guide groove 3132 is L-shaped, one end horizontally extends to one side of the cap, the other end vertically extends upwards, and when the capping mechanism 2 is opened, the connecting rod 3126 drives the cap to move in the first guide groove 3132 towards the side close to the first linear guide rail assembly 3121, and then the first lifting mechanism 312 drives the cap to move upwards along the first guide groove 3132.

In this embodiment, as shown in fig. 7 and 11, the second lifting support 323 includes a lifting fixing rail 3233 and two lifting rails 3231, the lifting fixing rail 3233 is connected with a ball screw on the second lifting mechanism 322, the two lifting rails 3231 are respectively installed on two sides of the lifting guide, a second guide groove 3232 is provided on one side opposite to the lifting rail 3231, and the other cover body in the cover mechanism 2 can move in the second guide groove 3232.

In this embodiment, a second proximity switch 3234 is further disposed on the lifting fixed rail 3233, at least one second contact member 3235 is disposed on the second plate in the vertical direction, and when the lifting fixed rail 3233 moves to abut against the second contact member 3235 in the vertical direction, the second proximity switch 3234 sends a signal to the second driving member to stop the second driving member, so that the lifting fixed rail 3233 is kept at this position, and the opening of the capping mechanism 2 is achieved.

By providing the first guide groove 3132 on the first frame body 3131 and providing the second guide groove 3232 on the lifting rail 3231, the first guide groove 3132 and the second guide groove 3232 can play a guiding role on the cover body on the cover mechanism 2 when the cover mechanism 2 is opened or closed.

In this embodiment, as shown in fig. 12, mounting grooves are formed on the side portions of the first mounting plate 311 and the second mounting plate 321, the first mounting plate 311 and the second mounting plate 321 are connected with the container body 1 through bolts, and a first sealing member 315 and a second sealing member 325 are respectively installed in the mounting grooves, so as to increase the tightness between the first mounting plate 311, the second mounting plate 321 and the container body 1, avoid the overflow of radioactive substances to the outside of the container body 1 when the equipment to be overhauled is maintained, and improve the safety protection.

Specifically, in this embodiment, the first sealing member 315 and the second sealing member 325 are O-ring seals, and the O-ring seals have a diameter of 9.5mm. The mounting groove is a rectangular groove with the width multiplied by the depth of 11.4mm multiplied by 8.2mm, and the O-shaped sealing ring after mounting is rectangular.

In this embodiment, as shown in fig. 3, the cover sealing mechanism 2 includes an upper cover 21 and a lower cover 22, the upper cover 21 and the lower cover 22 are locked and connected, a connecting portion 211 is provided on the lower cover 22, oppositely arranged guide wheels 212 are provided on the upper cover 21, and the guide wheels 212 can roll on the first guide groove 3132, the second guide groove 3232 and the fixed guide rail 33 in a matched manner.

In this embodiment, the fixed rail 33 is provided with a third guiding groove for guiding the guide wheel 212 of the capping mechanism 2.

In this embodiment, as shown in fig. 13, the first module 31 and the second module 32 are further provided with an accessory 316, and the accessory 316 includes an outer shroud 3161, an outer shroud cover 3162, a hanging ring 3163, a wall-penetrating sealing socket 3164, a pneumatic connector 3165, a waterproof connector 3166, and a docking roller 3167, which are disposed outside the first mounting plate 311 and the second mounting plate 321.

Specifically, in this embodiment, the outer shroud 3161 is disposed on the outer sides of the first mounting plate 311 and the second mounting plate 321, the first driving assembly 314 and the second driving assembly 324 are located inside the outer shroud 3161, so as to protect the first driving assembly 314 and the second driving assembly 324, the first mounting plate 311 in the outer shroud 3161 is further provided with a wall-penetrating sealing socket 3164 (including a plug and a cable), a pneumatic connector 3165 (including an air pipe), and a cable fixing part for installing a waterproof plug for opening and closing the cover mechanism 3 and entering the control system, the top of the outer shroud 3161 is provided with a waterproof connector 3166, and a cover plate is detachably installed on the outer shroud 3161, so that maintenance and overhaul of internal components of the outer shroud 3161 are facilitated.

In this embodiment, the outer sides of the first mounting plate 311 and the second mounting plate 321 are further provided with hanging rings 3163 for hanging the first module 31 and the second module 32, and two hanging rings 3163 are symmetrically arranged on the first mounting plate 311 and the second mounting plate 321 respectively.

In this embodiment, a docking roller 3167 is further mounted on the outer sides of the first mounting plate 311 and the second mounting plate 321, and the docking roller 3167 is used for docking and guiding the container body 1 to the docking mechanism.

In this embodiment, the wall-penetrating sealing socket 3164 is used for wall-penetrating sealing of the proximity switch cable of the opening and closing cover mechanism 3 inside the container body 1 on the first mounting plate 311 and the second mounting plate 321; the pneumatic connector 3165 is used for connecting an air source outside the container body 1 with the sealing cover mechanism 2 through an air passage; the waterproof plug is mounted on the outer shroud 3161 for cable fixation of the cover opening and closing mechanism 3 into the control system.

In this embodiment, the cable is provided with a static sealing structure at the wall-penetrating sealing socket 3164 of the first mounting plate 311 and the second mounting plate 321, specifically a cable socket, and one piece is disposed on the first mounting plate 311 and the second mounting plate 321, which is mainly used for wall-penetrating sealing the proximity switch cable of the opening and closing cover mechanism 3 inside the container body 1 on the first mounting plate 311 and the second mounting plate 321.

In the embodiment, the cable socket comprises a socket body, a socket body sealing ring, a waterproof plug in the container body 1, a waterproof plug sealing ring, a sealing socket and plug outside the container body 1, a sealing socket sealing ring, a positioning pin, a connecting fastening standard piece and the like, wherein the socket body sealing ring, the waterproof plug sealing ring and the sealing socket sealing ring are all sealed by O-shaped rings and are respectively used for sealing the outer sides of the socket body, the waterproof plug and the sealing socket; the cable is installed in the through hole in the socket body, and the waterproof plug nut is screwed to realize the sealing between the socket body and the cable.

In this embodiment, a travel switch is disposed in each of the first lifting assembly and the second lifting assembly to control the capping mechanism 2 to stop after moving to a specified position.

In one embodiment, as shown in fig. 15 to 17, the radioactive equipment overhauling, replacing and transferring container further comprises a locking mechanism 6 and an observing mechanism 7, wherein the locking mechanism 6 is arranged inside the container body 1, the locking mechanism 6 is detachably connected with a side mounting opening 111 of the container body 1, the locking mechanism 6 is suitable for clamping equipment to be overhauled lifted and grabbed inside the container body 1, free shaking of the equipment to be overhauled is limited, and the observing mechanism 7 is movably mounted inside the container body 1 and is suitable for observing the inside of the container body 1.

In this embodiment, snatch mechanism 5 upper end and hoist mechanism 4 are connected, and the lower extreme is used for snatching and wait to overhaul equipment, through the cooperation of opening and close lid mechanism 3 and hoist mechanism 4, when opening and close lid mechanism 3 with seal assembly open, the lift of hoist mechanism 4 drives snatch mechanism 5 and moves in vertical direction to take out waiting to overhaul equipment, locking mechanism 6 can keep stable waiting to overhaul equipment in waiting to overhaul equipment take out in-process, avoids rocking and other parts to bump.

Through setting up snatch mechanism 5, be convenient for snatch and release equipment to wait to overhaul to realize waiting to overhaul transportation and the change of equipment, locking mechanism 6 can make waiting to overhaul equipment to keep stable in container body 1.

In the present embodiment, as shown in fig. 16 and 17, the observation mechanism 7 includes an adjustment mechanism 71, a transmission mechanism 72, and a camera 73. The adjusting mechanism 71 comprises a screw base 711, a trapezoidal screw 712, a first hinge plate 713 and a second hinge plate 714, wherein the screw base 711 is arranged on the inner wall of the container body 1, the trapezoidal screw 712 is rotationally connected with the screw base 711, the first hinge plate 713 is positioned at the top of the camera 73, the first hinge plate 713 is hinged between the camera 73 and the trapezoidal screw 712, the second hinge plate 714 is arranged on one side of the camera 73, and the second hinge plate 714 is hinged between the inner wall of the container body 1 and the camera 73.

The transmission mechanism 72 is arranged outside the container body 1 and comprises a hand wheel 721, a first bevel gear assembly 722, a transmission shaft 723 and a second bevel gear assembly 724, wherein the hand wheel 721 is rotatably connected to the outer wall of the container body 1, the transmission shaft 723 is vertically rotatably connected to the outside of the container body 1, the first bevel gear assembly 722 is connected between the lower end of the transmission shaft 723 and the hand wheel 721, and the second bevel gear assembly 724 is connected between the upper end of the transmission shaft 723 and the trapezoidal screw 712.

The hand wheel 721 is rotated, and the first hinge plate 713 can be driven to deflect through the transmission shaft 723 and the trapezoidal screw 712, so that the shooting angle of the camera 73 is changed by matching with the second hinge plate 714, and the protective cover 74 is arranged at the position of the container body 1 corresponding to the transmission mechanism 72, so that the protection effect is achieved.

By arranging the observation mechanism 7, when the equipment to be overhauled is operated and replaced, an operator can observe the working conditions of all mechanisms in the container body 1, and the operation of the operators on all the mechanisms is facilitated.

In one embodiment, as shown in fig. 15, two locking mechanisms 6 are provided and symmetrically arranged at two sides of the grabbing mechanism 5, the locking mechanisms 6 comprise a supporting component 62 and a locking clamp 63, the supporting component 62 is detachably mounted on the inner wall of the container body 1, and the locking clamp 63 is movably connected with the supporting component 62 and is suitable for locking equipment to be overhauled.

Specifically, in this embodiment, two locking mechanisms 6 are symmetrically disposed, and the support assembly 62 includes a second driver 621, a third screw 622, a support rod 623, and a locking clamp 63, where the second driver 621 is detachably mounted on the inner wall of the container body 1, the third screw 622 is connected to the second driver 621, one end of the support rod 623 is movably connected to the second driver 621, and the other end is rotatably connected to the locking clamp 63.

In this embodiment, some of the locking jigs 63 near the middle of the container body 1 are provided with arc-shaped clamping grooves 631.

By symmetrically arranging the locking mechanisms 6 on two sides of the grabbing mechanism 5, the locking clamps 63 on the locking mechanisms 6 which are oppositely arranged can clamp the equipment to be overhauled when the equipment to be overhauled is transported and replaced, and the equipment to be overhauled is prevented from shaking in the container body 1.

Specifically, in this embodiment, the second driver 621 adopts a driving motor, the third lead screw 622 adopts a screw, the second driver 621 is disposed on the inner wall of the container body 1, the third lead screw 622 is rotatably disposed on the inner wall of the container body 1 and has an end connected with the second driver 621, threads with the same pitch and opposite directions are symmetrically disposed on the third lead screw 622, each thread is connected with a moving block by a thread, the support rods 623 are two groups and symmetrically disposed along two sides of the mounting substrate 613, one end of each support rod 623 is hinged to the side wall of the mounting substrate 613, and the other end is hinged to the moving block.

When the second driver 621 rotates positively, the third screw 622 is driven to rotate, and simultaneously the two support rods 623 are driven to move towards the two ends of the third screw 622, so that the locking clamp 63 is driven to slide towards the third screw 622; when the second driver 621 reverses, it drives the two support rods 623 to move toward the middle position of the third screw 622, and drives the locking clamp 63 to slide in a direction away from the third screw 622, so as to realize support during the movement of the locking clamp 63.

Through setting up the second driver 621, drive third lead screw 622 adjusts bracing piece 623 and will lock anchor clamps 63 and wait to overhaul equipment looks butt to can realize treating the clamp locking of overhaul equipment and loosen, simple structure, convenient operation, wait to overhaul equipment can not rock after clamping locking, can avoid its and container body 1 inner wall to bump.

In one embodiment, as shown in fig. 1 and 14, a top cover 11 is provided on the top of the container body 1, a lifting mechanism mounting interface 12 is provided on the top cover 11, and the lifting mechanism 4 is detachably mounted on the lifting mechanism mounting interface 12.

Specifically, the container body 1 in this embodiment can be used for overhauling a filter in nuclear chemical industry, or for overhauling a small-caliber ground penetrating valve or a large-caliber ground penetrating valve in nuclear chemical industry.

In this embodiment, as shown in fig. 1 and 14, the container body 1 includes an upper container body and a lower container body that are mutually communicated, a lifting mechanism mounting interface 12 is provided at the top of the upper container body, a latch hook in the lifting mechanism 4 is inserted into the container body 1 through the lifting mechanism mounting interface 12, a lifting mechanism mounting interface 12 is provided on the top cover 11, a sealing ring groove is provided in the top cover 11, and a sealing ring is installed in the sealing ring groove for sealing and avoiding the inside radioactive substances from overflowing outwards.

The side wall of the upper container body is also provided with a ventilation system mounting interface 13, the side wall of the lower container body is respectively provided with a maintenance door 14, a locking mechanism mounting interface 15, a lifting appliance mounting interface 16, a dosage plug mounting interface 17, a pressure gauge mounting interface 18, a butt joint roller mounting interface 19 and an observation mechanism mounting interface 110, and an opening and closing cover mechanism mounting opening 111 is also arranged on the lower container body. The locking mechanism 6 is connected with the locking mechanism mounting interface 15, the cover opening and closing mechanism mounting opening 111 is connected with the cover opening and closing mechanism 3, the butt joint roller mounting interface 19 is connected with the butt joint roller 3167 in the cover opening and closing mechanism 3, and the observation mechanism 7 is connected with the observation mechanism mounting interface 110.

In this embodiment, the ventilation system mounting interface 13 is used to mount a ventilation system for maintaining tightness and negative pressure gradients during replacement and transport of the container to be serviced.

In this embodiment, the dose plug mounting interface 17 is used for mounting a dose plug, and when radiation dose detection is required for the space inside the container body 1, the dose plug mounting interface 17 is used for detecting by a detection instrument.

Through with hoist mechanism 4 demountable installation on hoist mechanism installation interface 12, when needs debug and test hoist mechanism 4, dismantle it by hoist mechanism installation interface 12 go on debugging alone and test, hoist mechanism 4 can independent operation simultaneously, also can cooperate the collaborative work with other mechanisms each other to realize treating maintenance and change of overhaul equipment, have the integrated level height, the advantage of simple operation.

In summary, according to the radioactive equipment overhaul and replacement transport container provided by the invention, as the sealing cover mechanism 2, the opening and closing cover mechanism 3, the lifting mechanism 4, the grabbing mechanism 5 and the locking mechanism 6 can all work independently, each mechanism can be independently split for debugging and testing, and grabbing and replacement of an object item can be realized through combination, so that modularization of the radioactive equipment overhaul and replacement transport container is realized, and the core of modularization is that not only is the detachable design of each mechanism, but also each mechanism can work independently and respectively complete the functions.

When the object is grabbed, the cover opening and closing mechanism 3 works to drive the cover closing mechanism 2 to be opened, then the lifting mechanism 4 is used for working to drive the grabbing mechanism 5 to descend, the grabbing mechanism 5 grabs the object to be replaced, then the lifting mechanism 4 drives the grabbing mechanism 5 to lift to the position of the locking mechanism 6, and then the locking mechanism 6 works and locks the grabbed object, so that the object is prevented from shaking and impacting in the transferring process; when the item needs to be loosened, the locking mechanism 6 is controlled to loosen the item, then the lifting mechanism 4 works to bring the item down, after the item descends to the appointed position, the grabbing mechanism 5 loosens the item and puts the item at the corresponding position, then the lifting mechanism 4 works to lift the grabbing mechanism 5 to the initial position, the cover opening and closing mechanism 3 works and drives the cover closing mechanism 2 to be closed, and the replacement and transportation work is completed. When the item is replaced, the locking mechanism 6 does not work, and other mechanisms work according to the flow.

Through above-mentioned transportation flow, at the same time, only need a mechanism work, control system through setting up like this carries out automatically controlled to each mechanism, can realize changing the interlocking control of transporting the container, guarantees the job stabilization nature of each mechanism. Meanwhile, each mechanism can realize replacement and transportation only by completing respective work, and support is provided for modular design.

Although embodiments of the present invention have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope of the invention as defined by the appended claims.

Claims

1. A radioactive equipment service replacement transfer container, comprising:

the container comprises a container body (1), wherein a cavity is formed in the container body, the container body (1) is suitable for being arranged above equipment to be overhauled, and a plurality of mounting ports (111) are formed in the container body (1);

The sealing cover mechanism (2) is detachably arranged on the mounting opening (111) at the bottom of the container body (1) and is suitable for communicating or sealing the interior of the container body (1) with the equipment to be overhauled;

the cover opening and closing mechanism (3), the cover opening and closing mechanism (3) comprises a first module (31), a second module (32) and a fixed guide rail (33), the first module (31) and the second module (32) are detachably arranged on the mounting opening (111) at the side part of the container body (1), the first module (31) is hinged with the cover closing mechanism (2), the second module (32) is movably connected with the cover closing mechanism (2), the first module (31) and the second module (32) are suitable for moving the cover closing mechanism (2) in the vertical direction, the second module (32) stops moving when reaching a specified position, the first module (31) is suitable for continuously moving the cover closing mechanism (2) in the vertical direction and towards the side wall direction of the container body (1), and the fixed guide rail (33) is detachably arranged on the inner bottom wall of the container body (1) and is suitable for guiding and limiting the cover closing mechanism (2);

a lifting mechanism (4) detachably mounted on the mounting opening (111) at the top of the container body (1);

The grabbing mechanism (5) is arranged inside the container body (1) and detachably connected with the lifting mechanism (4), and the grabbing mechanism (5) is suitable for automatically grabbing and releasing equipment to be overhauled.

2. The radioactive equipment service replacement transfer container according to claim 1, characterized in that the first module (31) comprises:

a first mounting plate (311) detachably mounted on the mounting port (111);

a first lifting mechanism (312) arranged on the first mounting plate (311), positioned inside the container body (1), and adapted to move the capping mechanism (2) vertically and toward the side wall of the container body (1);

A first guide (313) provided on the first mounting plate (311), located inside the container body (1), adapted to guide the capping mechanism (2);

And the first driving assembly (314) is arranged on the first mounting plate (311) and is connected with the first lifting mechanism (312).

3. The radioactive equipment service change transfer container according to claim 2, characterized in that the second module (32) comprises:

a second mounting plate (321) detachably mounted on the mounting port (111);

a second lifting mechanism (322) arranged on the second mounting plate (321) and positioned inside the container body (1);

A second lifting bracket (323) connected with the second lifting mechanism (322) and suitable for moving along the vertical direction

And the second driving assembly (324) is arranged on the second mounting plate (321) and is connected with the second lifting mechanism (322).

4. A radioactive equipment service change transfer container according to claim 3, characterized in that the first lifting mechanism (312) comprises:

a first linear guide rail assembly 3121 vertically disposed at one side of the first mounting plate 311 inside the container body 1;

The screw rod (3122) is vertically arranged on one side of the first mounting plate (311) positioned in the container body (1), and the screw rod (3122) is connected with the first driving assembly (314);

And the lifting support (3123) is movably connected with the first linear guide rail assembly (3121) and the screw rod (3122), and the lifting support (3123) is connected with the cover sealing mechanism (2).

5. The radioactive equipment repair and replacement transfer container according to claim 4, wherein mounting holes are provided in the first mounting plate (311) and the second mounting plate (321), the first driving assembly (314) is identical to the second driving assembly (324), and the first driving assembly (314) comprises:

A first driver (3141) disposed on a side of the first mounting plate (311) away from the screw (3122);

a speed reducer (3142) disposed on a side of the first mounting plate (311) away from the screw (3122), the speed reducer (3142) being connected to the first driver (3141);

a first driver (3143) penetrating the mounting hole, the driver being connected to the decelerator (3142);

And a commutator (3144) arranged on one side of the first mounting plate (311) on the screw (3122), wherein the commutator (3144) is connected with the screw (3122).

6. The radioactive equipment service change transfer container of claim 4 or 5, wherein the second lifting mechanism (322) comprises:

A second linear guide rail assembly 3221 vertically arranged on one side of the second mounting plate 321 positioned inside the container body 1, wherein the length of the second linear guide rail assembly 3221 is smaller than that of the first linear guide rail assembly 3121;

The second lead screw (3222) is vertically arranged on one side of the second mounting plate (321) positioned inside the container body (1), the second lead screw (3222) is connected with the second driving assembly (324), and the second lifting support (323) is movably connected with the second linear guide rail assembly (3221) and the second lead screw (3222) and is connected with the capping mechanism (2).

7. The radioactive equipment maintenance replacement transfer container according to claim 6, wherein the first guide member (313) comprises two first frame bodies (3131) symmetrically arranged at two sides of the first lifting mechanism (312), a first guide groove (3132) is arranged on the first frame bodies (3131), and the cover mechanism (2) is slidably connected with the first guide groove (3132);

the second lifting support (323) comprises two lifting guide rails (3231), the two sides of the second lifting support (323) are symmetrically arranged, a second guide groove (3232) is formed in the lifting guide rails (3231), and the cover sealing mechanism (2) is in sliding connection with the second guide groove (3232).

8. The radiological equipment service replacement transport container of claim 7, further comprising:

The locking mechanism (6) is arranged inside the container body (1), the locking mechanism (6) is detachably connected with the mounting opening (111) at the side part of the container body (1), and the locking mechanism (6) is suitable for clamping the equipment to be overhauled lifted and grabbed inside the container body (1) to limit free shaking of the equipment to be overhauled;

And the observing mechanism (7) is movably arranged in the container body (1) and is suitable for observing the inside of the container body (1).

9. The radioactive equipment overhaul and replacement transfer container according to claim 8, wherein two locking mechanisms (6) are provided and symmetrically arranged at two sides of the grabbing mechanism (5), and the locking mechanisms (6) comprise:

The support component (62) is detachably arranged on the inner wall of the container body (1);

And the locking clamp (63) is movably connected with the supporting component (62).

10. The radioactive equipment service change transfer container of claim 9, wherein the support assembly (62) comprises:

A second driver (621) detachably mounted on the inner wall of the container body (1);

a third screw (622) connected to the second driver (621);

And one end of the supporting rod (623) is movably connected with the second driver (621), and the other end of the supporting rod is rotatably connected with the locking clamp (63).

11. The radioactive equipment service replacement transfer container according to claim 8, characterized in that the observation mechanism (7) comprises:

an adjusting mechanism (71) movably arranged in the container body (1);

the transmission mechanism (72) is fixedly arranged outside the container body (1), and the transmission mechanism (72) is connected with the adjusting mechanism (71);

And the camera (73) is connected with the adjusting mechanism (71).

12. The radioactive equipment servicing replacement transfer container of claim 11, wherein,

The adjusting mechanism (71) comprises a screw seat (711), a trapezoid screw (712), a first hinge plate (713) and a second hinge plate (714), wherein the screw seat (711) is arranged on the inner wall of the container body (1), the trapezoid screw (712) is rotationally connected with the screw seat (711), the first hinge plate (713) is connected between the camera (73) and the trapezoid screw (712), and the second hinge plate (714) is connected with the container body (1) and the camera (73);

The transmission mechanism (72) comprises a hand wheel (721), a first bevel gear assembly (722), a transmission shaft (723) and a second bevel gear assembly (724), wherein the hand wheel (721) is arranged on the outer wall of the container body (1), the transmission shaft (723) is arranged outside the container body (1), the first bevel gear assembly (722) is connected between the transmission shaft (723) and the hand wheel (721), and the second bevel gear is connected with the transmission shaft (723) and the trapezoidal screw (712).

13. The radioactive equipment service replacement transfer container according to any one of claims 7 to 12, wherein the container body (1) further comprises:

a top cover (11), wherein the top cover (11) is arranged at the top of the container body (1);

a lifting mechanism installation interface (12), wherein the top cover (11) is provided with the lifting mechanism installation interface (12), and the lifting mechanism (4) is detachably installed on the lifting mechanism installation interface (12);

A ventilation system mounting interface (13) arranged on the side wall of the container body (1);

a maintenance door (14) arranged on the side wall of the container body (1);

The locking mechanism installation interface (15) is arranged on the side wall of the container body (1), and the locking mechanism (6) is connected with the locking mechanism installation interface (15);

the lifting appliance mounting interface (16) is arranged on the side wall of the container body (1);

A dosing plug mounting interface (17) provided on a side wall of the container body (1);

A manometer mounting interface (18) provided on a side wall of the container body (1);

the butt joint roller mounting interface (19) is arranged on the side wall of the container body (1);

An observation mechanism mounting interface (110) arranged on the side wall of the container body (1), wherein the observation mechanism (7) is connected with the observation mechanism mounting interface (110);

The opening and closing cover mechanism mounting opening (111) is arranged on the side wall of the container body (1), and the opening and closing cover mechanism (3) is connected with the opening and closing cover mechanism mounting opening (111).