Radiopharmaceutical split charging hot chamber with medicine lifting and conveying mechanism

Abstract

The utility model discloses a radiopharmaceutical sub-packaging hot chamber with a medicine lifting conveying mechanism, which comprises a sub-packaging hot chamber structural body, driven gears, a driving gear and a lifting rack, screw rods are vertically mounted on two sides in the sub-packaging hot chamber structural body through bearings, the driven gears are horizontally fixed at the bottom ends of the two screw rods, and the driving gear is fixed on the lifting rack. And a positive and negative rotation double-head driving motor is mounted in the middle of the bottom end in the split charging hot chamber structure body. Through the arrangement and cooperative use of the forward and reverse rotation double-head driving motor, the transmission rods, the driving gears, the driven gears and the screws, the forward and reverse rotation double-head driving motor drives the two transmission rods to rotate forwards and reversely, and the driving gears connected with the end parts can drive the driven gears and the screws connected with the driven gears to rotate synchronously; and a limiting sliding block slides along a limiting sliding groove to limit an auxiliary lifting movable sleeve to linearly move up and down along a screw rod so as to drive the lifting platform frame to lift, so that the conveying belt can adjust the lifting height of the medicine.

Description

Technical Field

[0001] The utility model relates to the technical field of sub-packaging hot chambers, in particular to a radioactive drug sub-packaging hot chamber with a drug lifting and conveying mechanism. Background Art

[0002] The filling hot chamber is designed for the filling operation of highly radioactive drugs, allowing operators to fill drugs safely and conveniently.

[0003] The existing hot filling chamber lacks a device structure for drug delivery, and the structure cannot be adjusted in height, which makes it inconvenient for operators to take drugs outdoors, directly affecting the efficiency of drug filling.

[0004] Secondly, due to the lack of limiting components at the rear structure of the conveying structure, when the drug leaves the middle area of ​​the conveying structure, the operator cannot smoothly take the drug, which affects the progress of the drug packaging work and urgently needs to be developed. Utility Model Content

[0005] The utility model aims to provide a radioactive drug packaging hot chamber with a drug lifting and conveying mechanism to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a radioactive drug packaging hot chamber with a drug lifting and conveying mechanism, comprising a packaging hot chamber structure, a driven gear, a driving gear and a lifting platform, screws are vertically installed on both sides of the packaging hot chamber structure through bearings, and driven gears are horizontally fixed at the bottom ends of the two screws, a forward and reverse double-headed driving motor is installed at the middle position of the bottom end of the packaging hot chamber structure, both ends of the forward and reverse double-headed driving motor are horizontally connected to transmission rods through couplings, and driving gears are vertically installed at the ends of the two transmission rods, and the driving gears are meshed with the driven gears, and a lifting platform is horizontally installed in the packaging hot chamber structure above the forward and reverse double-headed driving motor, two lifting movable sleeves are symmetrically connected to the two sides of the lifting platform, and the two lifting movable sleeves are respectively threaded on the outside of the two screws, and a conveyor belt is installed on the lifting platform, and the driven gear and the driving gear can be used to adjust the use height of the lifting platform, so that the conveyor belt can be driven to be lifted and used.

[0007] Preferably, a feed port is connected to the rear side of the sub-packaging hot chamber structure, a sealing curtain is suspended on the inner side of the feed port, and radiation-proof lead sheet is fixed on the inner wall of the sub-packaging hot chamber structure, and the sealing curtain is made of radiation-proof lead sheet.

[0008] Preferably, a lead glass window is installed in the middle position of the front side of the filling hot chamber structure, and operating hand holes are opened on both sides of the lead glass window. The setting of the lead glass window is convenient for the staff to observe the progress of the drug filling work in the filling hot chamber structure, and the operating hand holes are convenient for the staff to operate manually, thereby improving the safety and privacy of the equipment.

[0009] Preferably, a positioning support is provided on the outer sleeve of the end of the transmission rod, and the bottom of the positioning support is fixedly connected to the surface of the bottom inner part of the sub-packaging hot chamber structure. The positioning support supports the transmission rod and improves the stability in use.

[0010] Preferably, a rear support plate is connected to the top of the rear side of the lifting platform, a limit plate is vertically installed inside the rear support plate, sliding rods are horizontally installed at both ends of the limit plate, and both ends of the sliding rods are fixedly connected to the inner walls on both sides of the rear support plate.

[0011] Preferably, the side of the lifting sleeve is connected to a limiting slider, and the inner walls on both sides of the sub-packaging hot chamber structure are vertically provided with limiting sliding grooves matching the limiting slider, and the limiting sliding grooves are slidably connected to the limiting slider.

[0012] Preferably, the top and bottom of the limit plate are internally connected with sliding holes matching the sliding rod, and the sliding holes are slidably connected to the sliding rod, so as to assist the limit plate in stable sliding movement in the rear support plate.

[0013] Preferably, a first spring is sleeved on the sliding rod on the outer side of the limiting plate, one side of the first spring is in close contact with the side of the limiting plate, the middle part of the outer side of the limiting plate is connected to the inner side of the rear support plate through the second spring, and the middle part of the other side of the limiting plate is connected to a buffer rod, one end of the buffer rod passes through the rear support plate and is connected to the limiting rear side plate, the first spring cooperates with the second spring to make the limiting rear side plate and the limiting plate have a reset effect, which plays a role in guiding and limiting the drugs transported on the conveyor belt.

[0014] Preferably, a first-level air filter is installed on the top of the sub-packaging hot chamber structure, an air inlet fan is installed at the air inlet end above the first-level air filter, and a conical air inlet hood is connected to the air outlet end at the bottom of the first-level air filter. The conical air inlet hood is installed at the top of the inside of the sub-packaging hot chamber structure, and a HEPA air filter is installed at the bottom of the conical air inlet hood.

[0015] Preferably, exhaust ports are provided at the bottom ends of both sides of the subpackaging hot chamber structure, and activated carbon filters are installed inside the exhaust ports.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] (1) The radioactive drug packaging hot chamber with a drug lifting and conveying mechanism is provided and used in conjunction with a forward and reverse double-head drive motor, a transmission rod, a driving gear, a driven gear and a screw rod. When the forward and reverse double-head drive motor is driven, the two transmission rods are driven forward and reversely, and the driving gear connected at the end can drive the driven gear and the connected screw rod to rotate synchronously. Then, the limit slider slides along the limit slide groove to limit the auxiliary lifting sleeve to move up and down along the screw rod in a straight line, which is used to drive the lifting platform to lift. Then, the conveyor belt can adjust the lifting height of the drug, which is convenient for use and operation by workers at different heights.

[0018] (2) In this radioactive drug packaging hot chamber with a drug lifting and conveying mechanism, the limiting plate and the connected buffer rod can repeatedly move inside and outside the rear support plate through the elastic setting of the first spring and the second spring. The limiting rear side plate can play a rear side limiting role for the drugs transported on the conveyor belt, so that the drugs are kept concentrated in the middle and front position of the conveyor belt, which is convenient for the staff to better contact and take the drugs and facilitate the subsequent packaging of drugs;

[0019] (3) In the radioactive drug packaging hot chamber with a drug lifting and conveying mechanism, a delivery device for total drug transportation preset outside the feeding port is provided to extend into the packaging hot chamber structure to carry out drug docking and adding. The sealing curtain is provided to keep the feeding port sealed when idle, thereby improving the state stability of the radioactive drug stored in the packaging hot chamber structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0021] Figure 2 This is a side view structural diagram of the utility model, in which the lifting platform is connected with the conveyor belt and the rear limit plate;

[0022] Figure 3 This is a schematic diagram of the connection structure between the rear side plate and the rear side support plate of the utility model;

[0023] Figure 4 It is a side view structural diagram of the connection between the sub-packaging hot chamber structure, the feeding port and the sealing curtain of the utility model;

[0024] Figure 5 This is a front view structural schematic diagram of the utility model in which the sub-packaging hot chamber structure is connected with the lead glass window and the operating hand hole.

[0025] In the figure: 1. Packing hot chamber structure; 2. Screw; 3. Driven gear; 4. Forward and reverse double-head drive motor; 5. Transmission rod; 6. Driving gear; 7. Positioning support; 8. Lifting platform; 9. Lifting sleeve; 10. Limiting slider; 11. Limiting slide groove; 12. Conveyor belt; 13. Limiting rear side plate; 14. Feeding port; 15. Sealing curtain; 16. Rear support plate; 17. Buffer rod; 18. Limiting plate; 1801, sliding hole; 19. Sliding rod; 20. First spring; 21. Second spring; 22. Lead glass window; 23. Operating hand hole; 24. Inlet fan; 25. Primary air filter; 26. Conical air inlet hood; 27. HEPA air filter; 28. Exhaust port; 29. ​​Activated carbon filter. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5 The utility model provides an embodiment: a radioactive drug packaging hot chamber with a drug lifting and conveying mechanism, comprising a packaging hot chamber structure 1, a driven gear 3, a driving gear 6 and a lifting platform 8, screws 2 are vertically installed on both sides of the packaging hot chamber structure 1 through bearings, and the bottom ends of the two screws 2 are horizontally fixed with driven gears 3, a forward and reverse double-headed driving motor 4 is installed at the middle position of the bottom end of the packaging hot chamber structure 1, and both ends of the forward and reverse double-headed driving motor 4 are horizontally connected with a transmission rod 5 through a coupling, and the ends of the two transmission rods 5 are vertically installed with a driving gear 6, and the driving gear 6 is meshed with the driven gear 3, and the forward and reverse double-headed driving motor 4 is horizontally installed in the packaging hot chamber structure 1 above There is a lifting platform 8, and two lifting movable sleeves 9 are symmetrically connected on both sides of the lifting platform 8. The two lifting movable sleeves 9 are respectively movably sleeved on the outside of the two screws 2. A conveyor belt 12 is installed on the lifting platform 8. The forward and reverse double-headed driving motor 4, the transmission rod 5, the driving gear 6, the driven gear 3 and the screw 2 are set and used in coordination. When the forward and reverse double-headed driving motor 4 drives the two transmission rods 5 to rotate forward and reverse, the driving gear 6 connected at the end can drive the driven gear 3 and the connected screw 2 to rotate synchronously, and then the limit slider 10 is used to slide along the limit slide groove 11 to limit the auxiliary lifting movable sleeve 9 to move up and down along the screw 2 in a straight line, which is used to drive the lifting platform 8 to rise and fall, so that the conveyor belt 12 can adjust the lifting height of the medicine.

[0028] A feeding port 14 is connected to the rear side of the filling hot chamber structure 1, and a sealing curtain 15 is suspended on the inner side of the feeding port 14. The setting of the feeding port 14 is convenient for a conveying device for the total drug transportation preset outside to extend into the filling hot chamber structure 1 to carry out the work of connecting and adding drugs. The setting of the sealing curtain 15 ensures that the feeding port 14 remains sealed when it is idle.

[0029] The inner wall of the sub-packaging hot chamber structure 1 is fixed with radiation-proof lead sheets, and the sealing curtain 15 is made of radiation-proof lead sheets to ensure the radiation-proof function of the entire sub-packaging hot chamber.

[0030] A lead glass window 22 is installed at the middle position of the front side of the filling hot chamber structure 1, and operating hand holes 23 are opened on both sides of the lead glass window 22.

[0031] The end of the transmission rod 5 is covered with a positioning support 7, and the bottom of the positioning support 7 is fixedly connected to the surface of the bottom of the sub-packaging hot chamber structure 1.

[0032] A rear support plate 16 is connected to the top of the rear side of the lifting platform 8, and a limit plate 18 is vertically installed inside the rear support plate 16. Slide rods 19 are horizontally installed at the upper and lower ends of the limit plate 18, and both ends of the slide rod 19 are fixedly connected to the inner walls of both sides of the rear support plate 16.

[0033] The side of the lifting movable sleeve 9 is connected with a limit slider 10, and the inner walls on both sides of the sub-packaging hot chamber structure 1 are vertically opened with a limit slide groove 11 matching the limit slider 10, and the limit slide groove 11 is slidably connected with the limit slider 10.

[0034] The top and bottom of the limiting plate 18 are internally connected with sliding holes 1801 matching the sliding rod 19 .

[0035] A first spring 20 is sleeved on the slide bar 19 on the outer side of the limiting plate 18, one side of the first spring 20 is in close contact with the side of the limiting plate 18, and the middle part of the outer side of the limiting plate 18 is connected to the inner side of the rear support plate 16 through the second spring 21. The elastic setting of the first spring 20 and the second spring 21 allows the limiting plate 18 and the connected buffer rod 17 to repeatedly move inside and outside the rear support plate 16, so that the limiting rear side plate 13 can play a rear side limiting role on the drugs transported on the conveyor belt 12, so that the drugs are kept concentrated in the middle and front position of the conveyor belt 12, which is convenient for the staff to better contact and take the drugs;

[0036] A buffer rod 17 is connected to the middle of the other side of the limiting plate 18 , and one end of the buffer rod 17 passes through the rear side support plate 16 and is connected to the limiting rear side plate 13 .

[0037] A primary air filter 25 is installed on the top of the sub-packaging hot chamber structure 1, an air inlet fan 24 is installed on the air inlet end above the primary air filter 25, a conical air inlet hood 26 is connected to the air outlet end at the bottom of the primary air filter 25, the conical air inlet hood 26 is installed at the top inside the sub-packaging hot chamber structure 1, a HEPA air filter 27 is installed at the bottom of the conical air inlet hood 26, exhaust ports 28 are provided at the bottom ends of both sides of the sub-packaging hot chamber structure 1, an activated carbon filter 29 is installed on the inner side of the exhaust port 28, the air inlet fan 24 and the exhaust port 28 are used to ensure the flow of internal air, thereby ensuring the safety of the working environment, and at the same time, the primary air filter 25, the HEPA air filter 27 and the activated carbon filter 29 are used to ensure the quality of the drawn-in and exhausted air.

[0038] When the embodiment of the present application is in use: the feeding port 14 is used to extend the external preset drug total transportation conveying device into the filling hot chamber structure 1, so as to carry out the drug docking work, and a sealing curtain 15 is added at the feeding port 14 to maintain the sealing of the connection, improve the state stability of the radioactive drug stored in the filling hot chamber structure 1, and the forward and reverse double-headed driving motor 4, the transmission rod 5, the active gear 6, the driven gear 3 and the screw 2 are set and used in coordination. When the forward and reverse double-headed driving motor 4 is driven, it drives the two transmission rods 5 to rotate forward and reverse, and the active gear 6 connected at the end can drive the driven gear 3 and the connected screw 2 to rotate synchronously, and then the limit slider 10 is used to slide along the limit slide groove 11 to limit the auxiliary lifting sleeve 9 to move up and down along the screw 2 in a straight line, which is used to drive the lifting platform 8 to rise and fall, so that the conveyor belt 12 can adjust the lifting height of the drug, which is convenient for use by staff at different heights.

Claims

1. A radioactive drug dispensing hot chamber with a drug lifting and conveying mechanism, characterized in that: The invention comprises a sub-packaging hot chamber structure (1), a driven gear (3), a driving gear (6) and a lifting platform (8), wherein screw rods (2) are vertically mounted on both sides of the sub-packaging hot chamber structure (1) via bearings, and driven gears (3) are horizontally fixed to the bottom ends of the two screw rods (2), and a forward and reverse double-headed driving motor (4) is mounted at the middle position of the bottom end of the sub-packaging hot chamber structure (1), and both ends of the forward and reverse double-headed driving motor (4) are horizontally connected to a transmission rod (5) via a coupling, and the two A driving gear (6) is vertically mounted at the end of each transmission rod (5), and the driving gear (6) is meshed with the driven gear (3). A lifting platform (8) is horizontally mounted in the sub-packaging hot chamber structure (1) above the forward and reverse double-head driving motor (4), and two lifting movable sleeves (9) are symmetrically connected to the two sides of the lifting platform (8). The two lifting movable sleeves (9) are respectively threadedly mounted on the outside of the two screw rods (2), and a conveyor belt (12) is installed on the lifting platform (8).

2. The radiopharmaceutical packaging hot cell according to claim 1, characterized in that: A feeding port (14) is connected to the rear side of the sub-packaging hot chamber structure (1), a sealing curtain (15) is suspended on the inner side of the feeding port (14), and radiation-proof lead sheets are fixed to the inner wall of the sub-packaging hot chamber structure (1), and the sealing curtain (15) is made of radiation-proof lead sheets.

3. The radiopharmaceutical packaging hot cell according to claim 2, characterized in that: A lead glass window (22) is installed at the middle position of the front of the filling hot chamber structure (1), and operating hand holes (23) are opened on both sides of the lead glass window (22).

4. The radiopharmaceutical packaging hot cell according to claim 1, characterized in that: The end of the transmission rod (5) is covered with a positioning support (7), and the bottom of the positioning support (7) is fixedly connected to the surface of the bottom of the sub-packaging hot chamber structure (1).

5. The radiopharmaceutical packaging hot cell according to claim 1, characterized in that: The top of the rear side of the lifting platform (8) is connected to a rear support plate (16), a limit plate (18) is vertically installed inside the rear support plate (16), and sliding rods (19) are horizontally installed at the upper and lower ends of the limit plate (18), and both ends of the sliding rod (19) are fixedly connected to the inner walls of both sides of the rear support plate (16).

6. The radiopharmaceutical packaging hot cell according to claim 1, characterized in that: The side of the lifting movable sleeve (9) is connected to a limit slide block (10), and the inner walls on both sides of the filling hot chamber structure (1) are vertically provided with limit slide grooves (11) matching the limit slide block (10), and the limit slide grooves (11) are slidably connected to the limit slide block (10).

7. The radiopharmaceutical packaging hot cell according to claim 5, characterized in that: The top and bottom of the limit plate (18) are internally connected with sliding holes (1801) matching the sliding rod (19).

8. The radiopharmaceutical dispensing hot cell according to claim 5, characterized in that: A first spring (20) is sleeved on the sliding rod (19) on the outer side of the limiting plate (18), one side of the first spring (20) is in close contact with the side of the limiting plate (18), the middle part of the outer side of the limiting plate (18) is connected to the inner side of the rear support plate (16) through the second spring (21), the middle part of the other side of the limiting plate (18) is connected to a buffer rod (17), one end of the buffer rod (17) passes through the rear support plate (16) and is connected to the limiting rear side plate (13).

9. The radiopharmaceutical packaging hot cell according to claim 1, characterized in that: A primary air filter (25) is installed on the top of the sub-packaging hot chamber structure (1); an air inlet fan (24) is installed at the air inlet end above the primary air filter (25); a conical air inlet hood (26) is connected to the air outlet end at the bottom of the primary air filter (25); the conical air inlet hood (26) is installed at the top of the inside of the sub-packaging hot chamber structure (1); and a HEPA air filter (27) is installed at the bottom of the conical air inlet hood (26).

10. The radiopharmaceutical packaging hot cell according to claim 1, characterized in that: The bottom ends of both sides of the packaging hot chamber structure (1) are provided with exhaust ports (28), and an activated carbon filter (29) is installed inside the exhaust ports (28).

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