Shielding structure for radiopharmaceutical production hot cell

Abstract

The utility model relates to the technical field of hot chambers, in particular to a shielding structure for a radiopharmaceutical production hot chamber, which comprises a hot chamber frame, a lower hot chamber and an upper hot chamber, and the lower hot chamber and the upper hot chamber are respectively mounted at the inner bottom and the inner top of the hot chamber frame. Each of the lower hot chamber and the upper hot chamber comprises a stainless steel outer shell, a lead box formed by splicing five lead plates and a stainless steel inner shell, the lead box is arranged in the stainless steel outer shell, and the stainless steel inner shell is arranged in the lead box. The hot chamber frame, the lower hot chamber and the upper hot chamber form the hot chamber of a double-cavity structure, and the hot chamber formed by the stainless steel outer shell, the lead box and the stainless steel inner shell provides a high-stability shielding structure for radiopharmaceuticals. The top-mounted mounting platform capable of being flexibly drawn and pulled is provided for equipment or electric appliances for auxiliary treatment of radiopharmaceuticals through the mounting part and the wire bunching assembly, so that the convenience of operating and maintaining the equipment or electric appliances for auxiliary treatment of radiopharmaceuticals by personnel can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hot cells, and particularly to a shielding structure for a hot cell used in the production of radioactive drugs. Background Art

[0002] A hot cell is a shielded small chamber for high radioactivity, isolated from the surrounding environment to effectively prevent radioactive substances from leaking into the external environment, and plays an important role in the field of nuclear medicine.

[0003] When installing, overhauling or maintaining equipment or electrical appliances in the existing shielded hot cell for the production and treatment of radioactive drugs, due to the limitation of the space in the shielding cavity, the space for disassembling, installing or operating and maintaining the equipment or electrical appliances is limited, resulting in inconvenient operation and use of the shielding environment of the hot cell. Therefore, a shielding structure for a hot cell used in the production of radioactive drugs is proposed to provide a highly stable shielding structure for radioactive drugs, and to provide a top-mounted installation platform that can be flexibly pulled out for equipment or electrical appliances used to assist in the treatment of radioactive drugs, which can greatly improve the convenience of personnel for operating and maintaining equipment or electrical appliances for assisting in the treatment of radioactive drugs. Summary of the Utility Model

[0004] Aiming at the problems in the prior art, the utility model provides a shielding structure for a hot cell used in the production of radioactive drugs, to provide a highly stable shielding structure for radioactive drugs, and to provide a top-mounted installation platform that can be flexibly pulled out for equipment or electrical appliances used to assist in the treatment of radioactive drugs, which can greatly improve the convenience of personnel for operating and maintaining equipment or electrical appliances for assisting in the treatment of radioactive drugs.

[0005] The technical solution adopted by the utility model to solve its technical problems is a shielding structure for a hot cell used in the production of radioactive drugs, including a hot cell frame, a lower hot cell and an upper hot cell, and the lower hot cell and the upper hot cell are respectively installed at the inner bottom and inner top of the hot cell frame;

[0006] Both the lower hot cell and the upper hot cell include a stainless steel outer shell, a lead box composed of five-sided lead plates spliced together, and a stainless steel inner shell. The lead box is arranged inside the stainless steel outer shell, and the stainless steel inner shell is arranged inside the lead box. A pipeline installation cavity is arranged between the back of the stainless steel inner shell and the lead box.

[0007] By adopting the above technical solution, a double-chamber hot cell is formed by the hot cell frame, the lower hot cell and the upper hot cell, and the hot cell composed of the stainless steel outer shell, the lead box and the stainless steel inner shell provides a highly stable shielding structure for radioactive drugs.

[0008] Specifically, an equipment installation part for assisting in the treatment of radioactive drugs is arranged at the inner top of the stainless steel inner shell, and a wire harness assembly is arranged at the bottom of the installation part;

[0009] The device mounting member includes a mounting plate and slide rails disposed at both ends of the mounting plate. The slide rails are slidably connected to the mounting plate, and one side of the slide rails away from the mounting plate is mounted and connected to the stainless steel inner shell.

[0010] By adopting the above technical solution, the mounting member and the wire harness assembly provide a top-mounted mounting platform that can be flexibly pulled out for devices or electrical appliances used for assisting in the treatment of radioactive drugs, which can greatly improve the convenience of personnel in operating and maintaining devices or electrical appliances for assisting in the treatment of radioactive drugs.

[0011] Specifically, a number of groups of mounting holes are formed in the mounting plate.

[0012] By adopting the above technical solution, the mounting holes are for the assembly of devices or electrical appliances.

[0013] Specifically, the wire harness assembly includes a number of groups of overlapping wiring boards. The head and tail of the wiring boards are rotatably connected through a rotating shaft. The tail end of the wiring board at the bottom of the wire harness assembly is rotatably connected to the stainless steel inner shell through a rotating shaft, and the tail end of the wiring board at the top of the wire harness assembly is rotatably connected to the mounting plate through a rotating shaft.

[0014] Specifically, a number of groups of cable tie holes are formed in the wiring board, and cable ties for fixing the device wire harness are provided on the cable tie holes.

[0015] By adopting the above technical solution, the wire harness assembly supports and stores the device cables on the mounting member.

[0016] The beneficial effects of the present utility model: A double-chamber structure hot cell is formed by the hot cell frame, the lower hot cell and the upper hot cell. The hot cell composed of the stainless steel outer shell, the lead box and the stainless steel inner shell provides a highly stable shielding structure for radioactive drugs. The mounting member and the wire harness assembly provide a top-mounted mounting platform that can be flexibly pulled out for devices or electrical appliances used for assisting in the treatment of radioactive drugs, which can greatly improve the convenience of personnel in operating and maintaining devices or electrical appliances for assisting in the treatment of radioactive drugs, and solve the problem that when the devices or electrical appliances in the shielding hot cell for the production and treatment of existing radioactive drugs are installed, overhauled or maintained, due to the limitation of the shielding cavity space, the space for disassembling, assembling or operating and maintaining the devices or electrical appliances is limited, resulting in inconvenient operation and use of the hot cell shielding environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0018] Figure 1 is the overall schematic diagram of the present utility model;

[0019] Figure 2 is the top view cross-sectional schematic diagram of the present utility model;

[0020] Figure 3Schematic diagram of the stainless steel inner shell of the present utility model;

[0021] Figure 4 Schematic diagram of the mounting member of the present utility model;

[0022] Figure 5 Schematic diagram of the wire harness assembly of the present utility model;

[0023] Figure 6 Expanded schematic diagram of the wire harness assembly of the present utility model;

[0024] In the figure: 1, hot cell frame; 2, lower hot cell; 3, upper hot cell; 31, stainless steel outer shell; 32, lead box; 33, pipeline installation cavity groove; 34, stainless steel inner shell; 6, mounting member; 61, mounting plate; 62, slide rail; 63, mounting hole; 7, wire harness assembly; 71, wire connection plate; 72, cable tie hole; 73, cable tie. Detailed implementation manners

[0025] In order to make the technical means, creative features, achieved purposes and functions realized by the present utility model easy to understand, the present utility model will be further described below in conjunction with the detailed implementation manners.

[0026] As Figure 1-6 shown, the shielding structure for a hot cell used in the production of radioactive drugs of the present utility model includes a hot cell frame 1, a lower hot cell 2 and an upper hot cell 3, and the lower hot cell 2 and the upper hot cell 3 are respectively installed at the inner bottom and inner top of the hot cell frame 1;

[0027] Both the lower hot cell 2 and the upper hot cell 3 include a stainless steel outer shell 31, a lead box 32 composed of five-sided lead plates spliced together, and a stainless steel inner shell 34. The lead box 32 is arranged inside the stainless steel outer shell 31, and the stainless steel inner shell 34 is arranged inside the lead box 32. A pipeline installation cavity groove 33 is provided between the back of the stainless steel inner shell 34 and the lead box 32.

[0028] During use, a double-chamber hot cell is formed by the hot cell frame 1, the lower hot cell 2 and the upper hot cell 3, and the hot cell composed of the stainless steel outer shell 31, the lead box 32 and the stainless steel inner shell 34 provides a highly stable shielding structure for radioactive drugs.

[0029] The present utility model further includes that a device mounting member 6 for assisting in the treatment of radioactive drugs is provided at the inner top of the stainless steel inner shell 34, and a wire harness assembly 7 is provided at the bottom of the mounting member 6;

[0030] The device mounting member 6 includes a mounting plate 61 and slide rails 62 provided at both ends of the mounting plate 61. The slide rails 62 are slidably connected to the mounting plate 61, and the side of the slide rails 62 away from the mounting plate 61 is fixedly connected to the stainless steel inner shell 34.

[0031] In use, the mounting member 6 and the wire harness assembly 7 provide a flexible pull-out top-mounted mounting platform for equipment or electrical appliances used for assisting in the handling of radioactive pharmaceuticals, which can greatly improve the convenience of personnel in operating and maintaining the equipment or electrical appliances for assisting in the handling of radioactive pharmaceuticals.

[0032] The present utility model further includes that a plurality of groups of mounting holes 63 are formed in the mounting plate 61.

[0033] In use, the equipment or electrical appliances are assembled through the mounting holes 63.

[0034] The present utility model further includes that the wire harness assembly 7 includes a plurality of groups of wire connecting plates 71 stacked and arranged. The head and tail of the wire connecting plates 71 are rotatably connected through a rotating shaft. The tail end of the wire connecting plate 71 at the bottom of the wire harness assembly 7 is rotatably connected to the stainless steel inner shell 34 through a rotating shaft. The tail end of the wire connecting plate 71 at the top of the wire harness assembly 7 is rotatably connected to the mounting plate 61 through a rotating shaft.

[0035] The present utility model further includes that a plurality of groups of cable tie holes 72 are formed in the wire connecting plates 71. Cable ties 73 for fixing the wire harnesses of the equipment are arranged on the cable tie holes 72. The wire harnesses of the equipment and electrical appliances are threaded through the wire connecting plates 71, and the wire harnesses are buckled to the cable tie holes 72 through the cable ties 73. During this period, the cable ties 73 can be replaced with required binding straps according to the use requirements.

[0036] In use, the wire harness assembly 7 assists in supporting and storing the equipment cables on the mounting member 6.

[0037] When the present utility model is in use, a double-chamber structure hot cell is formed by the hot cell frame 1, the lower hot cell 2 and the upper hot cell 3. A shielding structure with high stability for radioactive pharmaceuticals is provided by the hot cell composed of the stainless steel outer shell 31, the lead box 32 and the stainless steel inner shell 34. The mounting plate 61 is pulled out through the slide rail 62, and the equipment or electrical appliances that need to assist in operating or acting on the production of radioactive pharmaceuticals are installed at the bottom of the mounting plate 61. The bolts and nuts of the equipment or electrical appliances are installed through the mounting holes 63. Subsequently, the wire harnesses of the equipment and electrical appliances are threaded through the wire connecting plates 71, and the wire harnesses are buckled to the cable tie holes 72 through the cable ties 73. Thus, when medical personnel need to operate the equipment, during the pulling process of the mounting plate 61, the wire harnesses will not be wound and dragged, ensuring the use stability of the shielding environment, and at the same time improving the convenience of subsequent operation and maintenance of the equipment or electrical appliances.

[0038] The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of protection required by the present utility model. The scope of protection required by the present utility model is defined by the appended claims and their equivalents.

Claims

1. Shielding structure for a hot cell in radioactive drug production, characterized in that, It includes a hot cell rack (1), a lower hot cell (2) and an upper hot cell (3). The lower hot cell (2) and the upper hot cell (3) are respectively installed at the inner bottom and inner top of the hot cell rack (1). The lower hot cell (2) and the upper hot cell (3) both include a stainless steel outer shell (31), a lead box (32) composed of five-sided lead plates spliced together, and a stainless steel inner shell (34). The lead box (32) is arranged inside the stainless steel outer shell (31), and the stainless steel inner shell (34) is arranged inside the lead box (32). A pipeline installation cavity (33) is provided between the back of the stainless steel inner shell (34) and the lead box (32). At the inner top of the stainless steel inner shell (34), there is an equipment mounting part (6) for assisting in the treatment of radioactive drugs, and a wire harness assembly (7) is arranged at the bottom of the mounting part (6).

2. The shielding structure for a hot cell used in the production of radiopharmaceuticals according to claim 1, characterized in that, The equipment mounting part (6) includes a mounting plate (61) and slide rails (62) arranged at both ends of the mounting plate (61). The slide rails (62) are slidably connected to the mounting plate (61), and the side of the slide rail (62) away from the mounting plate (61) is installed and connected to the stainless steel inner shell (34).

3. The shielding structure for a hot cell used in the production of radiopharmaceuticals according to claim 2, characterized in that, A number of groups of mounting holes (63) are formed on the mounting plate (61).

4. The shielding structure for a hot cell used in the production of radiopharmaceuticals according to claim 3, wherein The wire harness assembly (7) includes a number of groups of stacked wiring plates (71). The head and tail of the wiring plates (71) are rotatably connected through a rotating shaft. The tail end of the wiring plate (71) at the bottom of the wire harness assembly (7) is rotatably connected to the stainless steel inner shell (34) through a rotating shaft, and the tail end of the wiring plate (71) at the top of the wire harness assembly (7) is rotatably connected to the mounting plate (61) through a rotating shaft.

5. The shielding structure for a hot cell used in the production of radioactive pharmaceuticals according to claim 4, characterized in that, A number of groups of tie holes (72) are formed on the wiring plate (71), and a tie (73) for fixing the equipment wire harness is arranged on the tie holes (72).

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