Radioactive ion distribution device

Abstract

The present invention discloses a radioactive ion distribution device, which relates to the field of imaging technology. In view of the problem that the existing radioactive ions are inconvenient to distribute, which easily causes waste and increases the risk of exposure, the following scheme is proposed, including an isolation box, the bottom inner wall of the isolation box is rotatably connected with a material receiving mechanism, the upper part of the material receiving mechanism is provided with a liquid storage tank fixedly connected to the top inner wall of the isolation box, and the material receiving mechanism is provided with a first steering gear; the left side of the material receiving mechanism is provided with a blowing mechanism, and the blowing mechanism drives the material receiving mechanism to rotate through the first steering gear, and the blowing mechanism is connected with an air intake pipe, and the top of the air intake pipe is connected with a nitrogen tank. The present invention is not only convenient for quantitative material receiving and blowing, does not require close operation by medical staff, and improves the safety of medical staff, but also facilitates the automatic distribution of the blowing direction of radioactive ions, and the equipment can be reused, which improves the automation and integration of the equipment.

Description

Technical Field

[0001] The invention relates to the technical field of imaging, and in particular to a radioactive ion distribution device. Background Art

[0002] As the crown of imaging, nuclear medicine has outstanding advantages in detecting tumors / heart / kidney diseases, but the targeted tracers as the basis have developed slowly; major hospitals, research institutes and high-efficiency institutions with scientific research capabilities are paying more and more attention to the research and development of new drugs. However, it has the special nature of radioactivity and cannot be distributed arbitrarily like other reagents. In addition, since the precursor of the raw material is expensive, if it is used for scientific research once, it will not only be a waste but also increase the risk of radiation to researchers. For this reason, we have proposed a radioactive ion distribution device. Summary of the invention

[0003] The radioactive ion distribution device proposed in the present invention solves the problem that the existing radioactive ions are inconvenient to distribute, easily cause waste, and increase the risk of exposure.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions:

[0005] A radioactive ion distribution device comprises an isolation box, wherein a material receiving mechanism is rotatably connected to the bottom inner wall of the isolation box, a liquid storage tank fixedly connected to the top inner wall of the isolation box is provided above the material receiving mechanism, and a first steering gear is provided on the material receiving mechanism; a blowing mechanism is provided on the left side of the material receiving mechanism, and the blowing mechanism drives the material receiving mechanism to rotate through the first steering gear, and the blowing mechanism is connected to an air inlet pipe, and the top of the air inlet pipe is connected to a nitrogen tank, and the nitrogen tank is fixedly arranged on the top inner wall of the isolation box; a lifting and adjusting mechanism is provided on the right side of the material receiving mechanism, and the lifting and adjusting mechanism movably passes through the isolation box, a fixed seat is movably provided on the left side of the lifting and adjusting mechanism, and the fixed seat is fixedly connected to the inner wall of the isolation box, and the bottom of the fixed seat is fixedly connected to the air receiving pipe.

[0006] Preferably, the material receiving mechanism includes a rotating shaft rotatably connected to the bottom inner wall of the isolation box, and the first steering gear is fixedly sleeved on the outside of the rotating shaft, a disc is fixedly connected to the top of the rotating shaft, a plurality of blowing holes are opened on the disc along its circumferential array, a blowing bucket fixedly connected to the disc is provided above the blowing holes, a quantitative tube is fixedly connected to the top of the blowing bucket, a ball valve is provided inside the blowing bucket, a valve stem is installed on the ball valve, one end of the valve stem is fixedly connected to an opening and closing gear, an opening rack is fixedly connected to the front inner wall of the isolation box, and a closing rack is fixedly connected to the back inner wall of the isolation box, the teeth of the opening rack are arranged upward, and the teeth of the closing rack are arranged downward, a connecting rod is fixedly connected to both the opening rack and the closing rack, and the other end of the connecting rod is fixedly connected to the inner wall of the isolation box.

[0007] Preferably, the blowing mechanism includes a fixed cover, the inner wall of the fixed cover is fixedly connected to a dual-axis motor, the top output shaft of the dual-axis motor is fixedly connected to fan blades, the bottom output shaft of the dual-axis motor is fixedly connected to a driving gear, and the driving gear is meshed with the first steering gear for transmission, and the air intake pipe is connected to the fixed cover.

[0008] Preferably, the lifting and adjusting mechanism includes a push rod motor fixedly connected to the bottom inner wall of the isolation box, the output shaft of the push rod motor is fixedly connected to the lifting plate, and the lifting plate is fixedly connected to the fixed cover, the top right side of the lifting plate is fixedly connected to a steering rack, the front side of the steering rack is provided with a steering tube movably sleeved inside the fixed seat, the outer fixed sleeve of the steering tube is provided with a second steering gear, and the second steering gear is meshed with the steering rack for transmission, and the right end of the steering tube is fixedly connected to a jet pipe connected thereto.

[0009] Preferably, a plug-in groove is provided inside the fixing seat, a sealing ring is provided on the inner wall of the plug-in groove, a vent hole is provided at the bottom of the fixing seat, and the air connection pipe is connected with the plug-in groove through the vent hole.

[0010] Preferably, an air outlet is opened on the left side of the top of the isolation box, a weight plug is provided inside the movable sleeve of the air outlet, a liquid outlet pipe is provided at the bottom of the liquid storage tank, a solenoid valve is provided on the liquid outlet pipe, and a liquid inlet pipe penetrating the isolation box is provided at the top of the liquid storage tank.

[0011] Preferably, support rods are fixedly connected to both sides of the dual-axis motor, and one end of the support rod away from the dual-axis motor is fixedly connected to the inner wall of the fixed cover, and a sealing ring is fixedly connected to the top of the fixed cover.

[0012] Preferably, a controller is installed on the top of the left outer wall of the isolation box, and the model of the controller is WT-QD-3.

[0013] Preferably, the steering rack includes a plate body and a plurality of teeth, and the plurality of teeth are hingedly arranged on the plate body, so that when the steering rack moves downward, it disengages from the second steering gear, and when the steering rack moves upward, it engages with the second steering gear for normal transmission.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The present invention installs a material receiving mechanism, wherein the material receiving mechanism can receive materials quantitatively during the rotation process, and is convenient for continuous material receiving. At the same time, the quantitative tube can be opened and closed during the rotation process, which is convenient for subsequent blowing and receiving of materials automatically, avoiding close contact of medical staff and improving the safety of medical staff;

[0016] 2. The present invention is provided with a blowing mechanism and a lifting and distributing mechanism, wherein the lifting and distributing mechanism can not only drive the blowing mechanism to rise and fall, but also drive the jet pipe to turn, so as to facilitate ion distribution in different directions, and the blowing mechanism can provide driving force to the material docking mechanism when it descends, and can perform air blowing after the blowing mechanism rises, so that the whole equipment has multiple uses, and the degree of automation and integration of the device is improved;

[0017] In summary, the device has a novel design and is easy to operate. It is not only convenient for quantitative material receiving and blowing, and does not require medical staff to operate at close range, thus improving the safety of medical staff, but also convenient for automatically allocating the blowing direction of radioactive ions. At the same time, the equipment can be reused, thus improving the degree of automation and integration of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic cross-sectional view of the radioactive ion distribution device proposed by the present invention;

[0019] Figure 2 This is a schematic cross-sectional view of the steering rack of the radioactive ion distribution device proposed by the present invention when it moves downward;

[0020] Figure 3 This is a front view structural diagram of the second steering gear and steering rack of the radioactive ion distribution device proposed by the present invention;

[0021] Figure 4 A schematic diagram of the three-dimensional structure of the opening rack of the radioactive ion distribution device proposed by the present invention;

[0022] Figure 5 This is a schematic diagram of the three-dimensional structure of the disc and quantitative tube of the radioactive ion distribution device proposed by the present invention;

[0023] Figure 6 This is a schematic diagram of the three-dimensional structure of the disc, quantitative tube, open rack and closed rack of the radioactive ion distribution device proposed by the present invention.

[0024] In the figure: 1 isolation box, 2 rotating shaft, 3 first steering gear, 4 disc, 5 blowing bucket, 6 ball valve, 7 valve stem, 8 opening and closing gear, 9 opening rack, 10 closing rack, 11 connecting rod, 12 quantitative tube, 13 blowing hole, 14 push rod motor, 15 lifting plate, 16 fixed cover, 17 double-axis motor, 18 fan blade, 19 driving gear, 20 air intake pipe, 21 nitrogen tank, 22 fixing seat, 23 air pipe, 24 steering pipe, 25 jet pipe, 26 second steering gear, 27 steering rack, 28 liquid storage tank, 29 counterweight plug. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0026] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] Example 1

[0028] Reference Figure 1 and Figure 4-6 : A radioactive ion distribution device comprises an isolation box 1, the bottom inner wall of the isolation box 1 is rotatably connected with a material receiving mechanism, a liquid storage tank 28 fixedly connected to the top inner wall of the isolation box 1 is provided above the material receiving mechanism, and a first steering gear 3 is provided on the material receiving mechanism;

[0029] A blowing mechanism is provided on the left side of the material receiving mechanism, and the blowing mechanism drives the material receiving mechanism to rotate through the first steering gear 3, the blowing mechanism is connected to an air inlet pipe 20, the top of the air inlet pipe 20 is connected to a nitrogen tank 21, and the nitrogen tank 21 is fixedly arranged on the top inner wall of the isolation box 1;

[0030] A lifting and adjusting mechanism is provided on the right side of the material receiving mechanism, and the lifting and adjusting mechanism movably penetrates the isolation box 1. A fixed seat 22 is movably sleeved on the left side of the lifting and adjusting mechanism, and the fixed seat 22 is fixedly connected to the inner wall of the isolation box 1. An air receiving pipe 23 is fixedly connected to the bottom of the fixed seat 22.

[0031] In the present invention, the material receiving mechanism includes a rotating shaft 2 rotatably connected to the bottom inner wall of the isolation box 1, and a first steering gear 3 is fixedly sleeved on the outside of the rotating shaft 2, a disc 4 is fixedly connected to the top of the rotating shaft 2, a plurality of blowing holes 13 are arranged on the disc 4 along its circumferential array, a blowing bucket 5 fixedly connected to the disc 4 is arranged above the blowing holes 13, a quantitative tube 12 is fixedly connected to the top of the blowing bucket 5, a ball valve 6 is sleeved inside the blowing bucket 5, a valve stem 7 is installed on the ball valve 6, one end of the valve stem 7 is fixedly connected to an opening and closing gear 8, an opening rack 9 is fixedly connected to the front inner wall of the isolation box 1, and a back inner wall of the isolation box 1 is fixedly connected to the opening rack 9. It is connected with a closing rack 10, the teeth of the opening rack 9 are arranged upward, and the teeth of the closing rack 10 are arranged downward, and the opening rack 9 and the closing rack 10 are fixedly connected with a connecting rod 11, and the other end of the connecting rod 11 is fixedly connected to the inner wall of the isolation box 1; the controller is electrically connected with the solenoid valve, the double-axis motor 17 and the push rod motor 14 through a wire, and the opening and closing of the solenoid valve, the double-axis motor 17 and the push rod motor 14 are controlled by the controller. When the lifting and distributing mechanism drives the hair dryer mechanism to move downward, the driving gear 19 on the hair dryer mechanism will mesh with the first steering gear 3 for transmission, and the double-axis motor 17 drives the hair dryer mechanism through the driving gear 19 and the first steering gear 3 drive the rotating shaft 2 to rotate, the rotating shaft 2 will drive the disc 4 to rotate, and the disc 4 will drive the blowing bucket 5 and the quantitative tube 12 to rotate, so that the quantitative tube 12 will come to the bottom of the liquid storage tank 28 below the liquid outlet pipe and stop rotating. At this time, the disc 4 rotates 90 degrees, and the solenoid valve will start to open, so as to facilitate the radioactive ion liquid in the liquid storage tank 28 to flow into the quantitative tube 12. After the material is connected, the disc 4 continues to rotate 90 degrees, and the quantitative tube 12 that has completed the material connection will pass through the opening rack 9. When the opening and closing gear 8 rotates on the opening rack 9, it will drive the valve stem 7 to rotate, and the valve stem 7 will drive The ball valve 6 rotates, so that the ball valve 6 will gradually open, and when the metering tube 12 comes to the bottom of the air receiving tube 23, the push rod motor 14 will drive the blowing mechanism to move up for blowing. After the blowing is completed, the lifting and dispensing mechanism continues to drive the blowing mechanism to move down, and will drive the disc 4 to rotate again. At this time, the opening and closing gear 8 will engage with the closing rack 10 for transmission, so that the opening and closing gear 8 will drive the valve stem 7 to rotate, and the valve stem 7 will drive the ball valve 6 to close, which is convenient for the next material receiving. Such reciprocating operation can realize continuous material receiving and blowing, and does not require medical staff to operate at close range, which is beneficial to the safety of medical staff.

[0032] In the present invention, an air outlet is opened on the left side of the top of the isolation box 1, and a counterweight plug 29 is provided inside the movable sleeve of the air outlet. A liquid outlet pipe is provided at the bottom of the liquid storage tank 28, and a solenoid valve is provided on the liquid outlet pipe. A liquid inlet pipe that passes through the isolation box 1 is provided on the top of the liquid storage tank 28.

[0033] In the present invention, a controller is installed on the top of the left outer wall of the isolation box 1, and the model of the controller is WT-QD-3.

[0034] Example 2

[0035] Reference Figure 1-3 : A radioactive ion distribution device, wherein the blowing mechanism includes a fixed cover 16, the inner wall of the fixed cover 16 is fixedly connected to a double-axis motor 17, the top output shaft of the double-axis motor 17 is fixedly connected to a fan blade 18, the bottom output shaft of the double-axis motor 17 is fixedly connected to a driving gear 19, and the driving gear 19 is meshed with the first steering gear 3 for transmission, the air intake pipe 20 is connected to the fixed cover 16, and the lifting and distributing mechanism includes a push rod motor 14 fixedly connected to the bottom inner wall of the isolation box 1, the output shaft of the push rod motor 14 is fixedly connected to a lifting plate 15, and the lifting plate 15 is fixedly connected to the fixed cover 16, a steering rack 27 is fixedly connected to the top right side of the lifting plate 15, a steering tube 24 movably sleeved inside the fixed seat 22 is provided on the front of the steering rack 27, a second steering gear 26 is fixedly sleeved on the outside of the steering tube 24, and the second steering gear 26 is meshed with the steering rack 27 for transmission, and the right end of the steering tube 24 is fixedly connected to an air jet pipe 25 connected thereto; when the push rod motor 14 drives the lifting plate 15 to move downward, the driving gear 19 is meshed with the first steering gear 3 for transmission, so that the dual-axis motor 17 will drive The disc 4 rotates, and the lifting plate 15 drives the steering rack 27 to move downward. When the steering rack 27 moves downward, it cannot mesh with the second steering gear 26 for transmission, so that the steering tube 24 does not rotate. When the push rod motor 14 drives the lifting plate 15 to move up quickly, the fixed cover 16 will be close to the bottom of the disc 4, and the double-axis motor 17 will drive the fan blades 18 to rotate for blowing, and the nitrogen in the nitrogen tank 21 will enter the fixed cover 16 through the air inlet pipe 20, so that the double-axis motor 17 will drive the fan blades 18 to rotate and blow the nitrogen to the blowing bucket 5 and the quantitative tube 12, and at this time the ball valve 6 on the blowing bucket 5 is opened, so that the nitrogen will blow the radioactive ion liquid into the fixing seat 22 and the air receiving pipe 23, and enter the steering pipe 24, and finally be ejected through the jet pipe 25, and when the steering rack 27 moves up, it will mesh with the second steering gear 26 for transmission, so that the steering rack 27 will drive the second steering gear 26 to rotate, and the second steering gear 26 will drive the jet pipe 25 to rotate, so that each time the steering rack 27 moves up, it will drive the jet pipe 25 to rotate once, thereby realizing uniform distribution of ions.

[0036] In the present invention, a plug-in groove is provided inside the fixing seat 22, a sealing ring is provided on the inner wall of the plug-in groove, a vent hole is provided at the bottom of the fixing seat 22, and the air connection pipe 23 is connected to the plug-in groove through the vent hole.

[0037] In the present invention, support rods are fixedly connected to both sides of the dual-axis motor 17, and one end of the support rod away from the dual-axis motor 17 is fixedly connected to the inner wall of the fixed cover 16, and a sealing ring is fixedly connected to the top of the fixed cover 16.

[0038] In the present invention, the steering rack 27 includes a plate body and a plurality of teeth, and the plurality of teeth are hingedly arranged with the plate body, so that when the steering rack 27 moves downward, it disengages from the second steering gear 26, and when the steering rack 27 moves upward, it engages with the second steering gear 26 for normal transmission.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A radioactive ion distribution device, comprising an isolation box (1), characterized in that: The bottom inner wall of the isolation box (1) is rotatably connected to a material receiving mechanism, a liquid storage tank (28) fixedly connected to the top inner wall of the isolation box (1) is provided above the material receiving mechanism, and a first steering gear (3) is provided on the material receiving mechanism; a blowing mechanism is provided on the left side of the material receiving mechanism, and the blowing mechanism drives the material receiving mechanism to rotate through the first steering gear (3), and an air intake pipe (20) is connected to the air intake pipe (20), and the top end of the air intake pipe (20) is connected to a nitrogen tank (21), and the nitrogen tank (21) is fixedly arranged on the top inner wall of the isolation box (1); a lifting and adjusting mechanism is provided on the right side of the material receiving mechanism, and the lifting and adjusting mechanism movably penetrates the isolation box (1), and a fixed seat (22) is movably sleeved on the left side of the lifting and adjusting mechanism, and the fixed seat (22) is fixedly connected to the inner wall of the isolation box (1), and the bottom of the fixed seat (22) is fixedly connected to an air receiving pipe (23); The material receiving mechanism comprises a rotating shaft (2) rotatably connected to the inner wall of the bottom of the isolation box (1), and a first steering gear (3) is fixedly sleeved on the outside of the rotating shaft (2), a disc (4) is fixedly connected to the top of the rotating shaft (2), a plurality of blowing holes (13) are arranged in a circumferential array on the disc (4), a blowing hopper (5) fixedly connected to the disc (4) is arranged above the blowing holes (13), a quantitative tube (12) is fixedly connected to the top of the blowing hopper (5), a ball valve (6) is sleeved inside the blowing hopper (5), and the ball valve (6) is provided with a valve stem (7), one end of the valve stem (7) is fixedly connected to an opening and closing gear (8), the front inner wall of the isolation box (1) is fixedly connected to an opening rack (9), the back inner wall of the isolation box (1) is fixedly connected to a closing rack (10), the teeth of the opening rack (9) are arranged upward, and the teeth of the closing rack (10) are arranged downward, the opening rack (9) and the closing rack (10) are fixedly connected to a connecting rod (11), and the other end of the connecting rod (11) is fixedly connected to the inner wall of the isolation box (1); The blowing mechanism comprises a fixed cover (16), the inner wall of the fixed cover (16) is fixedly connected to a double-shaft motor (17), the top output shaft of the double-shaft motor (17) is fixedly connected to a fan blade (18), the bottom output shaft of the double-shaft motor (17) is fixedly connected to a driving gear (19), and the driving gear (19) is meshed with the first steering gear (3) for transmission, and the air intake pipe (20) is connected to the fixed cover (16); The lifting and adjusting mechanism comprises a push rod motor (14) fixedly connected to the bottom inner wall of the isolation box (1); the output shaft of the push rod motor (14) is fixedly connected to a lifting plate (15), and the lifting plate (15) is fixedly connected to a fixed cover (16); the top right side of the lifting plate (15) is fixedly connected to a steering rack (27); the front side of the steering rack (27) is provided with a steering tube (24) movably sleeved inside a fixed seat (22); the outer fixed sleeve of the steering tube (24) is provided with a second steering gear (26), and the second steering gear (26) is meshed with the steering rack (27) for transmission; the right end of the steering tube (24) is fixedly connected to an injection pipe (25) connected thereto.

2. The radioactive ion distribution device according to claim 1, characterized in that: The fixing seat (22) is provided with a plug-in slot inside, the inner wall of the plug-in slot is provided with a sealing ring, the bottom of the fixing seat (22) is provided with a vent hole, and the air connection pipe (23) is connected to the plug-in slot through the vent hole.

3. The radioactive ion distribution device according to claim 1, characterized in that: An air outlet is provided on the left side of the top of the isolation box (1), a weight plug (29) is provided inside the air outlet, a liquid outlet pipe is provided at the bottom of the liquid storage tank (28), a solenoid valve is provided on the liquid outlet pipe, and a liquid inlet pipe penetrating the isolation box (1) is provided at the top of the liquid storage tank (28).

4. The radioactive ion distribution device according to claim 1, characterized in that: Support rods are fixedly connected to both sides of the dual-axis motor (17), and one end of the support rod away from the dual-axis motor (17) is fixedly connected to the inner wall of the fixed cover (16), and a sealing ring is fixedly connected to the top of the fixed cover (16).

5. The radioactive ion distribution device according to claim 1, characterized in that: A controller is installed on the top of the left outer wall of the isolation box (1), and the model of the controller is WT-QD-3.

6. The radioactive ion distribution device according to claim 1, characterized in that: The steering rack (27) comprises a plate body and a plurality of teeth, and the plurality of teeth are hingedly arranged on the plate body, so that when the steering rack (27) moves downward, it is disengaged from the second steering gear (26), and when the steering rack (27) moves upward, it is normally engaged with the second steering gear (26) for transmission.

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