Nuclear medicine radioactive contamination syringe destroying device

Abstract

The utility model discloses a nuclear medicine radioactive contamination syringe destroying device which comprises a classification box, a conveying box fixed to the top of the classification box and a feeding frame fixed to the side, close to the top, of the conveying box. A feeding opening is formed in the top of the feeding frame, and a conveying and cutting assembly is arranged in the conveying box; due to the fact that the shape of the throwing opening is the same as that of the injector, after the injector enters the conveying box through the throwing opening and the feeding frame, the orientation of a barrel body and a needle head of the needed injector can be guaranteed, the injector entering the conveying box can fall onto the conveying plate through cooperation of the power assembly, the conveying roller, the conveying belt and the conveying plate, and the conveying efficiency is improved. And under the cooperation of a cutting blade and a cutting groove, a cylinder body and a needle head of the injector can be cut and separated, then the cylinder body or the needle head can be conveniently and independently subjected to follow-up treatment, operation is convenient and fast, the classification step is reduced, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of syringe destruction, in particular to a nuclear medicine radioactive contaminated syringe destruction device. Background Art

[0002] In the field of nuclear medicine in hospitals, patients need to be injected with a certain dose of radioactive tracers before undergoing PET-CT examinations. The tracers are injected intravenously into the designated part of the patient. The tracers (positron radioactive drugs) can gather at the lesion site to detect diseases. It can dynamically and non-invasively and quantitatively observe the physiological and biochemical changes of drugs and their metabolites in the human body at the molecular level. The syringes used in PET-CT examinations are generally disposable syringes, and they are contaminated by radioactivity. In order to avoid the syringes being used twice and to avoid secondary contamination caused by the radioactive waste, the syringes need to be destroyed immediately.

[0003] The Chinese utility model patent with patent number CN206951776U discloses a device for destroying radioactive contaminated syringes in nuclear medicine, including a housing, a feed port, a discharge port, a motor, a conveying auger, and a knife shaft; the housing is divided into a sealing chamber and a crushing chamber, the feed port is arranged at the upper part of the sealing chamber, and the feed port is arranged at the lower part of the crushing chamber; the conveying auger crosses the sealing chamber and the crushing chamber, and the conveying auger is provided with a rotating shaft, and the two ends of the rotating shaft are installed on the two side walls of the housing through bearings, and the end of the rotating shaft close to the crushing chamber extends out of the housing and is connected to the motor by transmission; the knife shaft is arranged at the lower part of the conveying auger in the crushing chamber, and the knife shaft is parallel to the rotating shaft of the conveying auger; there are at least two knife shafts, and blades are arranged on the knife shafts, and each knife shaft is arranged side by side, and the blades on the knife shafts are staggered. The utility model has a simple structure, a small size, low noise, energy saving and power saving, and can destroy the syringe in time after use, and is clean and hygienic, and easy to operate.

[0004] Although the device can crush and destroy the syringe in time, in actual use, since the syringe is composed of two parts, the injection barrel and the injection needle, if the injection barrel and the injection needle are directly crushed together, the plastic barrel and the metal needle still need to be screened in the subsequent processing, which is inconvenient to operate. At the same time, the metal needle is not easy to be directly crushed. Summary of the invention

[0005] The utility model overcomes the shortcomings of the prior art and provides a nuclear medicine radioactive contaminated syringe destruction device.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a nuclear medicine radioactive contaminated syringe destruction device, comprising: a classification box, a conveying box fixed on the top of the classification box, and a feed frame fixed on the side of the conveying box near the top; a feeding port is opened on the top of the feed frame, and a conveying cutting assembly is arranged inside the conveying box;

[0007] The conveying and cutting assembly comprises: a plurality of conveying rollers arranged inside the conveying box, a conveying belt sleeved on the sides of the plurality of conveying rollers, and a plurality of conveying plates fixed on the sides of the conveying belts; the sides of the conveying plates are provided with cutting grooves, and cutting blades are arranged between the cutting grooves;

[0008] A power assembly for providing rotational power to the conveying roller and the cutting blade is arranged on one side of the conveying box.

[0009] In a preferred embodiment of the utility model, the shape of the delivery port is the same as that of the syringe, and the delivery port is sequentially connected with the interior of the conveying box and the classification box.

[0010] In a preferred embodiment of the utility model, a plurality of the conveying rollers are rotatably connected to the inner side of the conveying box, a plurality of the conveying plates are evenly distributed on the side of the conveyor belt, and the position where the cutting groove is opened on the conveying plate is the same as the position of the connection between the barrel and the needle of the syringe.

[0011] In a preferred embodiment of the utility model, the power assembly includes: a first fixed plate fixed to one side of the conveying box, a first servo motor fixed to the top of the first fixed plate, and a rotating shaft fixed to the output end of the first servo motor; a driving pulley is fixed to the side of the rotating shaft, and a plurality of driven pulleys are fixed to one end of the plurality of conveying rollers located outside the conveying box, a first V-belt is sleeved on the side of the driving pulley and the driven pulley, and a second V-belt is sleeved on the side of an adjacent driven pulley.

[0012] In a preferred embodiment of the present invention, one end of the rotating shaft is fixed to a side of the cutting blade located outside the conveying box.

[0013] In a preferred embodiment of the utility model, the conveying box is located on the front side of the cutting blade and is fixed with a protective frame for protecting the exposed cutting blade.

[0014] In a preferred embodiment of the utility model, a conical block is fixed to the inner bottom of the conveying box, and a needle recovery groove and a barrel recovery groove are opened on the inner side of the classification box. The needle recovery groove passes through the interior of the conveying box on one side of the conical block, and the barrel recovery groove passes through the interior of the conveying box on the other side of the conical block.

[0015] In a preferred embodiment of the utility model, a crushing assembly is arranged on the inner side of the cylinder body recovery groove, and the crushing assembly includes: an active crushing roller and a driven crushing roller arranged on the inner side of the cylinder body recovery groove, a driving gear fixed to the active crushing roller at one end of the front side of the classification box, and a driven gear fixed to the driven crushing roller at one end of the front side of the classification box; a second fixed plate is fixed to the back side of the classification box, a second servo motor is fixed to the top of the second fixed plate, and the output end of the second servo motor is fixed to one end of the active crushing roller located at the back side of the classification box.

[0016] In a preferred embodiment of the utility model, the active crushing roller and the driven crushing roller are both rotatably connected to the inner side of the cylinder body recovery groove, the active crushing roller is meshed with the driven crushing roller, and the active gear is meshed with the driven gear.

[0017] In a preferred embodiment of the utility model, the inner bottoms of the needle recovery groove and the barrel recovery groove are both slidably connected with a collection frame, and a handle is fixed to one side of the collection frame located on the front side of the classification box.

[0018] The utility model solves the defects existing in the background technology, and has the following beneficial effects:

[0019] (1) The utility model provides a nuclear medicine radioactively contaminated syringe destruction device. By arranging a conveying and cutting assembly inside a conveying box, when destroying a nuclear medicine radioactively contaminated syringe, since the shape of the delivery port is the same as the shape of the syringe, after the syringe enters the conveying box through the delivery port and the feed frame, the required orientation of the syringe barrel and the needle can be ensured. Through the cooperation of the power assembly, the conveying roller, the conveyor belt and the conveying plate, the syringe entering the conveying box can fall onto the conveying plate and be conveyed downward for subsequent processing. With the cooperation of the cutting blade and the cutting groove, the syringe barrel and the needle can be cut and separated, thereby facilitating subsequent processing of the barrel or the needle separately. The operation is convenient, thereby reducing the classification steps and improving the practicality of the device.

[0020] (2) In the utility model, a power assembly is arranged on one side of the conveying box, and with the cooperation of the first servo motor and the rotating shaft, the power for rotational cutting can be provided for the cutting blade. With the cooperation of the driving pulley, the driven pulley, the first V-belt and the second V-belt, while driving the rotating shaft to rotate, a plurality of conveying rollers can be driven to rotate at the same time, so as to provide the conveyor belt with power for conveying the syringe downward. Therefore, only one power source is needed to provide the power source for the cutting blade and the conveying roller, thereby reducing the demand for the power source, thereby reducing energy consumption and improving cost-effectiveness.

[0021] (3) In the present invention, a crushing assembly is arranged on the inner side of the barrel recovery groove. When the barrel separated from the syringe is guided into the barrel recovery groove, the barrel can be crushed through the cooperation of the second servo motor, the driving gear, the driven gear, the driving crushing roller and the driven crushing roller, so that the pretreatment of the barrel for destruction is completed, thereby reducing the subsequent destruction process and improving the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0023] Figure 1 It is a three-dimensional structural diagram of a preferred embodiment of the utility model;

[0024] Figure 2 It is a half-section structural diagram of a conveying box of a preferred embodiment of the utility model;

[0025] Figure 3 It is a half-section structural diagram of the connection between the classification box and the conveying box of the preferred embodiment of the utility model;

[0026] Figure 4 It is an overall side view structural diagram of a preferred embodiment of the utility model;

[0027] In the figure: 1. classification box; 11. conveying box; 12. feeding frame; 13. feeding port; 2. conveying roller; 21. transmission belt; 22. conveying plate; 23. cutting groove; 24. cutting blade; 3. first fixed plate; 31. first servo motor; 32. rotating shaft; 33. driving pulley; 34. driven pulley; 35. first V-belt; 36. second V-belt; 4. protective frame; 5. conical block; 51. needle recovery groove; 52. barrel recovery groove; 6. active crushing roller; 61. driven crushing roller; 62. active gear; 63. driven gear; 64. second fixed plate; 65. second servo motor; 7. collecting frame; 71. handle. DETAILED DESCRIPTION

[0028] The present invention will now be further described in detail in conjunction with the accompanying drawings and embodiments. These drawings are simplified schematic diagrams that only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0029] like Figure 1 , Figure 2 and Figure 3 As shown, a nuclear medicine radioactive contaminated syringe destruction device includes: a classification box 1, a conveying box 11 fixed on the top of the classification box 1, and a feeding frame 12 fixed on the side of the conveying box 11 near the top; a feeding port 13 is opened on the top of the feed frame 12, and a conveying cutting assembly is arranged inside the conveying box 11.

[0030] The conveying and cutting assembly includes: a plurality of conveying rollers 2 arranged on the inner side of the conveying box 11, a conveying belt 21 sleeved on the sides of the plurality of conveying rollers 2, and a plurality of conveying plates 22 fixed on the sides of the conveying belt 21; cutting grooves 23 are opened on the sides of the conveying plates 22, and cutting blades 24 are arranged between the cutting grooves 23; a power assembly for providing rotational power to the conveying rollers 2 and the cutting blades 24 is arranged on one side of the conveying box 11.

[0031] It should be noted that the shape of the delivery port 13 is the same as that of the syringe, and the delivery port 13 is connected to the inside of the conveying box 11 and the classification box 1 in sequence; a plurality of conveying rollers 2 are rotatably connected to the inner side of the conveying box 11, and a plurality of conveying plates 22 are evenly distributed on the side of the conveyor belt 21, and the position of the cutting groove 23 on the conveying plate 22 is the same as the position of the connection between the barrel and the needle of the syringe; when destroying the syringe contaminated with radioactive substances in nuclear medicine, the needle and barrel of the syringe are oriented according to the shape of the delivery port 13, and are delivered into the interior of the conveying box 11 through the delivery port 13 and the feed frame 12, so that the syringe barrel and needle in the required orientation can be ensured to fall into the delivery box On the conveying plate 22, through the cooperation of the power component, the cutting blade 24 can be rotated in the cutting groove 23 on the conveying plate 22, and the plurality of conveying rollers 2 can be rotated. When the plurality of conveying rollers 2 rotate, the conveyor belt 21 can drive the plurality of conveying plates 22 on the side to move along the sides of the plurality of conveying rollers 2. When the conveying plate 22 with the syringe placed thereon moves downward to the cutting blade 24, since the position of the cutting groove 23 is the same as the position of the connection between the barrel and the needle, the barrel and the needle of the syringe can be cut and separated, thereby facilitating subsequent processing of the barrel or the needle separately, and the operation is convenient, thereby reducing the steps of classification and improving the practicality of the device.

[0032] A protective frame 4 is fixed on the front of the conveying box 11 for protecting the exposed cutting blade 24; through the setting of the protective frame 4, the cutting blade 24 exposed on the front of the conveying box 11 can be protected to avoid safety hazards.

[0033] like Figure 3 and Figure 4 As shown, the power assembly includes: a first fixed plate 3 fixed to one side of the conveying box 11, a first servo motor 31 fixed to the top of the first fixed plate 3, and a rotating shaft 32 fixed to the output end of the first servo motor 31; a driving pulley 33 is fixed to the side of the rotating shaft 32, and a plurality of driven pulleys 34 are fixed to one end of a plurality of conveying rollers 2 located outside the conveying box 11, and a first V-belt 35 is sleeved on the side of the driving pulley 33 and the driven pulley 34, and a second V-belt 36 is sleeved on the side of an adjacent driven pulley 34.

[0034] It should be noted that one end of the rotating shaft 32 is fixed to a side of the cutting blade 24 located outside the conveying box 11; starting the first servo motor 31 to rotate forwardly to drive the rotating shaft 32 to rotate, can drive the cutting blade 24 at one end of the rotating shaft 32 to rotate, and provide the cutting blade 24 with power for rotational cutting. While the rotating shaft 32 rotates, it can drive the driving pulley 33 on the side to rotate. The transmission between the driving pulley 33 and the driven pulley 34 through the first V-belt 35 can synchronously drive the conveying roller 2 to rotate. At the same time, the transmission between adjacent driven pulleys 34 through the second V-belt 36 can simultaneously drive several conveying rollers 2 to rotate, so as to provide power for the conveyor belt 21 to convey the syringe downward, and then only one power source is needed to provide the power source for the cutting blade 24 and the conveying roller 2, thereby reducing the demand for power source, thereby reducing energy consumption and improving cost-effectiveness.

[0035] A conical block 5 is fixed to the inner bottom of the conveying box 11, and a needle recovery groove 51 and a barrel recovery groove 52 are opened on the inner side of the classification box 1. The needle recovery groove 51 passes through the interior of the conveying box 11 on one side of the conical block 5, and the barrel recovery groove 52 passes through the interior of the conveying box 11 on the other side of the conical block 5.

[0036] It should be noted that the top of the conical block 5 is located between the middle of the conveying plate 22 and one side of the cutting groove 23, which can ensure that after the barrel and the needle are separated, the barrel falls into the barrel recovery groove 52 from one side of the conical block 5, and the needle falls into the needle recovery groove 51 from the other side of the conical block 5.

[0037] A crushing assembly is arranged on the inner side of the cylinder body recovery groove 52, and the crushing assembly includes: an active crushing roller 6 and a driven crushing roller 61 arranged on the inner side of the cylinder body recovery groove 52, a driving gear 62 fixed to the active crushing roller 6 at one end of the front side of the classification box 1, and a driven gear 63 fixed to the driven crushing roller 61 at one end of the front side of the classification box 1; a second fixed plate 64 is fixed to the back side of the classification box 1, a second servo motor 65 is fixed to the top of the second fixed plate 64, and the output end of the second servo motor 65 is fixed to one end of the active crushing roller 6 at the back side of the classification box 1.

[0038] It should be noted that the active crushing roller 6 and the driven crushing roller 61 are both rotatably connected to the inner side of the barrel recovery groove 52, the active crushing roller 6 is meshed with the driven crushing roller 61, and the active gear 62 is meshed with the driven gear 63; when the barrel after the syringe is separated is guided into the barrel recovery groove 52, the second servo motor 65 is started to rotate forward, driving the active crushing roller 6 to rotate, and at the same time, the active crushing roller 6 will be driven to rotate the active gear 62 located at the front end of the classification box 1, and by meshing with the driven gear 63, the driven crushing roller 61 can be driven to rotate counterclockwise, so that the barrel falling between the active crushing roller 6 and the driven crushing roller 61 is completed The crushing pretreatment for destruction is completed, thereby reducing the subsequent destruction process, thereby improving work efficiency.

[0039] The inner bottom of the needle recovery groove 51 and the barrel recovery groove 52 are both slidably connected with a collecting frame 7, and the collecting frame 7 is located on one side of the front of the classification box 1 and is fixed with a handle 71; through the setting of the collecting frame 7, the collecting frame 7 located at the inner bottom of the needle recovery groove 51 can collect the separated needles, and the collecting frame 7 located at the inner bottom of the barrel recovery groove 52 can collect the crushed barrels, and the collected needles or barrel fragments can be taken out by holding the handle 71 to slide the collecting frame 7 out.

[0040] When the utility model is used, the needle and barrel of the syringe are oriented according to the shape of the delivery port 13, and are delivered into the conveying box 11 through the delivery port 13 and the feed frame 12, so that the syringe barrel and needle in the required orientation can be ensured to fall onto the conveying plate 22, and the first servo motor 31 is started to rotate forward to drive the rotating shaft 32 to rotate, which can drive the cutting blade 24 at one end of the rotating shaft 32 to rotate in the cutting groove 23 on the conveying plate 22. When the rotating shaft 32 rotates, the driving pulley 33 on the side can be driven to rotate, and the driving pulley 33 and the driven pulley 34 are driven by the first V-belt 35 to synchronously drive the conveying roller 2 to rotate, and at the same time, the second V-belt 36 is driven between adjacent driven pulleys 34 to simultaneously drive several conveying rollers 2 to rotate, so that the transmission belt 21 drives several conveying plates 22 on the side to move along the sides of several conveying rollers 2. When the conveying plate 22 with the syringe placed thereon moves downward to the cutting blade 24, due to the position of the cutting groove 23 and the barrel and the needle The connection position of the head is the same, and the barrel and the needle of the syringe can be cut and separated. The conical block 5 can ensure that after the barrel and the needle are separated, the barrel falls into the barrel recovery groove 52 from one side of the conical block 5, and the needle falls into the needle recovery groove 51 from the other side of the conical block 5. The collection frame 7 located at the bottom of the inner side of the needle recovery groove 51 can collect the separated needles. When the barrel of the syringe is guided into the barrel recovery groove 52 after separation, the second servo motor 65 is started to rotate forward to drive the active crushing roller 6 rotates, and at the same time, the active gear 62 of the active crushing roller 6 located at one end of the front of the classification box 1 is driven to rotate, and through engagement with the driven gear 63, the driven crushing roller 61 can be driven to rotate counterclockwise, so that the cylinder body falling between the active crushing roller 6 and the driven crushing roller 61 is crushed and pre-processed for destruction. The collection frame 7 located at the bottom of the inner side of the cylinder body recovery groove 52 can collect the crushed cylinder body. Holding the handle 71 to slide the collection frame 7 out, the collected needles or cylinder body fragments can be taken out.

[0041] The above is based on the ideal embodiment of the utility model. Through the above description, relevant personnel can make various changes and modifications without deviating from the technical concept of the utility model. The technical scope of this utility model is not limited to the content in the specification, and the technical scope must be determined according to the scope of the claims.

Claims

1. A nuclear medicine radioactive contaminated syringe destruction device, characterized in that: include: A classification box (1), a conveying box (11) fixed on the top of the classification box (1), and a feeding frame (12) fixed on one side of the conveying box (11) close to the top; a feeding port (13) is provided on the top of the feeding frame (12), and a conveying and cutting assembly is provided inside the conveying box (11); The conveying and cutting assembly comprises: a plurality of conveying rollers (2) arranged inside the conveying box (11), a conveying belt (21) sleeved on the sides of the plurality of conveying rollers (2), and a plurality of conveying plates (22) fixed on the sides of the conveying belt (21); the sides of the conveying plates (22) are provided with cutting grooves (23), and cutting blades (24) are provided between the cutting grooves (23); A power assembly for providing rotational power to the conveying roller (2) and the cutting blade (24) is provided on one side of the conveying box (11).

2. A nuclear medicine radioactive contaminated syringe destruction device according to claim 1, characterized in that: The shape of the delivery port (13) is the same as that of a syringe, and the delivery port (13) is connected to the interior of the conveying box (11) and the classification box (1) in sequence.

3. A nuclear medicine radioactive contaminated syringe destruction device according to claim 1, characterized in that: A plurality of the conveying rollers (2) are rotatably connected to the inner side of the conveying box (11), a plurality of the conveying plates (22) are evenly distributed on the side of the conveying belt (21), and the position of the cutting groove (23) on the conveying plate (22) is the same as the position of the connection between the syringe barrel and the needle.

4. A nuclear medicine radioactive contaminated syringe destruction device according to claim 1, characterized in that: The power assembly comprises: a first fixed plate (3) fixed to one side of the conveying box (11), a first servo motor (31) fixed to the top of the first fixed plate (3), and a rotating shaft (32) fixed to the output end of the first servo motor (31); a driving pulley (33) is fixed to the side of the rotating shaft (32), a plurality of driven pulleys (34) are fixed to one end of a plurality of conveying rollers (2) located outside the conveying box (11), a first V-belt (35) is sleeved on the side of the driving pulley (33) and the driven pulley (34), and a second V-belt (36) is sleeved on the side of an adjacent driven pulley (34).

5. A nuclear medicine radioactive contaminated syringe destruction device according to claim 4, characterized in that: One end of the rotating shaft (32) is fixed to a side of the cutting blade (24) located outside the conveying box (11).

6. The nuclear medicine radioactive contaminated syringe destruction device according to claim 1, characterized in that: The conveying box (11) is located on the front side of the cutting blade (24) and is fixed with a protection frame (4) for protecting the cutting blade (24) exposed to the outside.

7. The nuclear medicine radioactive contaminated syringe destruction device according to claim 1, characterized in that: A conical block (5) is fixed to the inner bottom of the conveying box (11), and a needle recovery groove (51) and a barrel recovery groove (52) are provided on the inner side of the classification box (1). The needle recovery groove (51) passes through the interior of the conveying box (11) located on one side of the conical block (5), and the barrel recovery groove (52) passes through the interior of the conveying box (11) located on the other side of the conical block (5).

8. The nuclear medicine radioactive contaminated syringe destruction device according to claim 7, characterized in that: A pulverizing assembly is arranged on the inner side of the cylinder body recovery groove (52), and the pulverizing assembly comprises: an active pulverizing roller (6) and a driven pulverizing roller (61) arranged on the inner side of the cylinder body recovery groove (52), a driving gear (62) fixed to the active pulverizing roller (6) at one end of the front side of the classification box (1), and a driven gear (63) fixed to the driven pulverizing roller (61) at one end of the front side of the classification box (1); a second fixing plate (64) is fixed to the back side of the classification box (1), a second servo motor (65) is fixed to the top of the second fixing plate (64), and an output end of the second servo motor (65) is fixed to one end of the active pulverizing roller (6) at the back side of the classification box (1).

9. A nuclear medicine radioactive contaminated syringe destruction device according to claim 8, characterized in that: The active crushing roller (6) and the driven crushing roller (61) are both rotatably connected to the inner side of the cylinder body recovery groove (52); the active crushing roller (6) is meshed with the driven crushing roller (61); and the active gear (62) is meshed with the driven gear (63).

10. The nuclear medicine radioactive contaminated syringe destruction device according to claim 7, characterized in that: The inner bottoms of the needle recovery groove (51) and the barrel recovery groove (52) are both slidably connected to a collection frame (7), and a handle (71) is fixed to one side of the collection frame (7) located on the front side of the classification box (1).

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