CN111840592A

CN111840592A - Medical garbage can disinfection device based on electronic curtain accelerator and disinfection method thereof

Info

Publication number: CN111840592A
Application number: CN202010783291.1A
Authority: CN
Inventors: 徐殿斗; 马玲玲; 罗敏; 邵阳
Original assignee: Institute of High Energy Physics of CAS
Current assignee: Institute of High Energy Physics of CAS
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2020-10-30

Abstract

The invention discloses a medical garbage can disinfection device and a disinfection method based on an electronic curtain accelerator, which comprise a beam frame, a connecting arm, a mounting seat, a can body bearing assembly, a circumferential rotating assembly and the electronic curtain accelerator, wherein the bottom of the beam frame is rotatably provided with an L-shaped connecting arm driven to rotate by a speed reducing motor fixed at the top of the beam frame, the other end of the connecting arm is fixedly provided with the mounting seat which is vertically arranged, and the other end of the mounting seat is provided with the can body bearing assembly; the garbage bin body bearing assembly can bear a garbage bin and quantitatively deflect around a central axis perpendicular to a rotation central axis of the connecting arm; the garbage bin body bearing assembly comprises a movable clamp used for bearing a garbage bin; during disinfection, the circumferential direction subassembly can adopt the replacement dish to replace remove the holder and bear the weight of the garbage bin, so that drive the garbage bin carries out circumferential direction, thereby by the electron curtain accelerator carries out all-round irradiation disinfection.

Description

Medical garbage can disinfection device based on electronic curtain accelerator and disinfection method thereof

Technical Field

The invention belongs to the technical field of garbage can disinfection, and particularly relates to a medical garbage can disinfection device and a disinfection method based on an electronic curtain accelerator.

Background

Medical waste refers to waste products generated by medical institutions in medical, preventive, health care and other related activities and having direct or indirect infectious, toxic and other hazardous properties, and specifically includes infectious, pathological, traumatic, medicinal and chemical waste products. The waste contains a large amount of bacterial viruses and has certain characteristics of space pollution, acute viral infection and latent infection, if the waste is not managed intensively and is discarded randomly, the waste is mixed with household garbage and is dispersed into the living environment of people, the atmosphere, water sources, land, animals and plants are polluted, the disease transmission is caused, and the physical and psychological health of people is seriously harmed. All medical waste and domestic waste can not be mixed. Therefore, the generation, transportation and disposal of medical waste have strict management requirements. After medical waste is loaded in the medical waste bin, the medical waste bin is firstly stored in a centralized and classified mode in use places such as hospitals, and then a special vehicle is dispatched from a waste storage position of the hospitals to be transported to a centralized medical waste disposal place by a waste disposal station. In the process, in order to avoid the influence of pollution sources on transportation personnel, vehicles, environment and the like, the periphery of the closed medical garbage can needs to be disinfected and then transported to a medical garbage treatment center. After the garbage is poured out and the inside and the outside of the garbage can are treated and disinfected in a centralized way, the garbage can is transported back to the use places such as hospitals.

The periphery of the medical trash can is a special trash can due to the use environment and the danger of storing trash inside the medical trash can. Although there is the garbage bin that itself has the sterilization function at present, if have ultraviolet lamp disinfection or the sterile garbage bin of full-automatic high temperature steam, it often is to the inside of garbage bin, disinfects the inside of garbage bin and rubbish wherein, lacks the outside of disinfecting to the garbage bin. At present, in order to block the transmission path during the garbage transportation, chemical disinfectants can be sprayed on the periphery of the garbage can only before the garbage is transported, and the outdoor spraying not only needs completely-protected workers, but also is harmful to the environment, consumes time and labor and is easy to cause personnel infection. Particularly, in a period of time when new crown pneumonia, an infectious disease, is abused, efficient disposal of medical waste is very essential. The application of nuclear technology has attracted much attention in the treatment of medical waste because of its high efficiency and no secondary pollution.

Therefore, it is necessary to provide a medical trash can sterilization device and a sterilization method based on an electronic curtain accelerator to solve the problems in the background art.

Disclosure of Invention

The invention provides a device for rapidly and efficiently treating the appearance of a medical waste transfer barrel by using an electronic curtain accelerator, in particular to a device for disinfecting and sterilizing the periphery of a garbage barrel at a hospital medical waste stacking point. The device can be widely applied to places such as urban hospitals, field hospitals, medical research institutes, biological research institutes and the like which generate medical waste, and provides a clean and secondary-pollution-free disinfection scheme for the medical waste after being collected and transferred to a centralized treatment plant and before being reused after being poured out. The device is including being applicable to most medical garbage bin size from shielding electron curtain accelerator, the conveyer belt, and the main part such as replacement dish, manipulator makes the peripheral all-round disinfection of garbage bin through the rotation, and the harmless cleanness of garbage bin outward appearance is accomplished to conveyer belt and manipulator realization incessant disinfection, high efficiency.

In order to achieve the purpose, the invention provides the following technical scheme: a medical garbage can disinfection device based on an electronic curtain accelerator comprises a beam frame, a connecting arm, a mounting seat, a barrel bearing assembly, a circumferential rotating assembly and the electronic curtain accelerator, wherein the bottom of the beam frame is rotatably provided with an L-shaped connecting arm driven to rotate by a speed reduction motor fixed to the top of the beam frame, the other end of the connecting arm is fixedly provided with the mounting seat which is vertically arranged, and the other end of the mounting seat is provided with the barrel bearing assembly;

the garbage bin body bearing assembly can bear a garbage bin and quantitatively deflect around a central axis perpendicular to a rotation central axis of the connecting arm;

the garbage bin body bearing assembly comprises a movable clamp used for bearing a garbage bin;

during disinfection, the circumferential direction subassembly can adopt the replacement dish to replace remove the holder and bear the weight of the garbage bin, so that drive the garbage bin carries out circumferential direction, thereby by the electron curtain accelerator carries out all-round irradiation disinfection.

Further, preferably, the barrel bearing assembly further comprises a rotating seat, a stepping motor, an installation block and a lead screw, wherein the rotating seat is rotatably arranged in the installation seat through a bearing, and the rotating seat is driven by a second speed reducing motor fixed on the other side of the installation seat to realize quantitative deflection;

two groups of mounting blocks are symmetrically fixed in the rotating seat, a lead screw and a guide rod are rotatably arranged between the two groups of mounting blocks, a nut seat is arranged on the lead screw in a transmission manner, a sliding seat is arranged on the guide rod in a sliding manner, the nut seat is fixedly connected with the sliding seat, and the other end of the nut seat is also connected with a movable clamp holder so as to drive the movable clamp holder to move up and down;

the lead screw is driven to rotate by a stepping motor fixed at the top of the rotating seat.

Further, as preferred, the nut seat adopts branch to be connected with the removal holder, seted up the spout on the rotation seat for make branch slidable pass wherein from top to bottom.

Further, as a preferred option, the movable clamp holder comprises a connecting portion and a bearing portion, wherein the bearing portion is a rectangular bottom plate and can bear the bottom of the garbage can, a through hole is formed in the middle of the bearing portion, a baffle is further fixed on the upper surface of the bearing portion, and the connecting portion is a rod-shaped connecting piece.

Further, as an optimization, a brush is further fixed on the rotating seat and above the movable clamp holder, the brush is made of a flexible material with a certain supporting force, and when the garbage can rotates, the outer surface of the garbage can be cleaned by the brush.

Further, as preferred, the circumferential direction subassembly includes base, gear motor three, telescopic link and replacement dish, wherein, the bottom of base is fixed with gear motor three, gear motor three's output rotates to set up in the base and stretches out the base links to each other with the telescopic link, the other end of telescopic link is fixed with the replacement dish, the diameter of replacement dish is the same with the internal diameter of the via hole that removes the holder, just the replacement dish is located the circular movement orbit of garbage bin, so that the central axis of via hole coincides with the central vertical axis line of replacement dish after the linking arm drives the garbage bin and rotates.

Further, preferably, the garbage can further comprises a first conveyor belt and a second conveyor belt, wherein the first conveyor belt and the second conveyor belt are symmetrically arranged on two sides of the circumferential movement track of the garbage can, and the first conveyor belt and the second conveyor belt have the same conveying direction;

and shielding covers are arranged outside the beam frame, the connecting arm, the mounting seat, the barrel body bearing assembly, the circumferential rotating assembly and the electron curtain accelerator to serve as protection.

Further, as the preferred, still include the manipulator, the manipulator can grab the garbage bin on the conveyer belt one and send to on removing the holder, and after handling, the manipulator can also grab the garbage bin on removing the holder and send to on the conveyer belt two.

A medical trash can disinfection method based on an electronic curtain accelerator comprises the steps of adopting the electronic curtain accelerator to carry out irradiation disinfection on the outer portion of a trash can;

wherein the radiation sterilization comprises the steps of:

s1, an electron curtain accelerator emits electron beams with energy between 50Kev-1MeV and uniformly irradiates the outside of a garbage can;

s2, the replacement disc drives the garbage can to rotate slowly and circularly.

In the irradiation disinfection, the time of one circle that the replacement disc drives the garbage can to slowly rotate circularly is 2-40 seconds.

Compared with the prior art, the invention has the beneficial effects that:

1. this device degree of automation is high, it adopts the conveyer belt, the manipulator, staving carrier assembly and circumferential direction subassembly, can realize incessant washing and disinfection, invalid action has been reduced, personnel's participation has been reduced, prevent that medical waste from being transporting, deposit the in-process to stacking the environment, transport vehicle and mankind cause harm, wherein, among the staving carrier assembly, fixed holder sets up respectively in the upper and lower end of garbage bin with removing the holder, be favorable to circumferential direction subassembly to adopt the replacement dish to replace removing the holder and bear the garbage bin, so that it carries out circumferential direction to drive the garbage bin, and reduced and sheltered from the scope, the irradiation dead angle has been reduced.

2. When this device adopts the electron curtain accelerator to carry out the irradiation disinfection to the outside of garbage bin, the garbage bin carries out circumferential direction, when having realized all-round disinfection, still can utilize the brush to carry out further cleanness to the staving, has guaranteed the clean degree of staving, has improved holistic disinfection efficiency.

Drawings

FIG. 1 is a schematic plan view of a medical garbage can sterilizing apparatus based on an electronic curtain accelerator;

FIG. 2 is a schematic diagram of a partial enlarged structure of a medical garbage can disinfecting device based on an electronic curtain accelerator;

in the figure: 1. a first conveyor belt; 2. a second conveyor belt; 3. a beam frame; 4. a first speed reducing motor; 6. a connecting arm; 7. a mounting seat; 8. a second speed reducing motor; 10. moving the gripper; 11. a brush; 13. an electron curtain accelerator; 14. A shield case; 15. a base; 16. a third speed reducing motor; 17. a telescopic rod; 18. replacing the disc; 19. a rotating seat; 20. a stepping motor; 21. mounting blocks; 22. a lead screw; 23. a guide bar; 24. a baffle plate; 25. a via hole; 26. a chute.

Detailed Description

Referring to fig. 1-2, in the embodiment of the present invention, an electronic curtain accelerator-based medical trash can sterilization apparatus includes a beam frame 3, a connecting arm 6, a mounting seat 7, a can body bearing assembly, a circumferential rotation assembly, and an electronic curtain accelerator 13, wherein the bottom of the beam frame 3 is rotatably provided with an L-shaped connecting arm 6 driven to rotate by a first reduction motor 4 fixed on the top of the beam frame 3, the other end of the connecting arm 6 is fixed with the vertically disposed mounting seat 7, and the other end of the mounting seat 7 is provided with the can body bearing assembly;

the bin body bearing assembly can bear the garbage bin and quantitatively deflect around a central axis perpendicular to a rotation central axis of the connecting arm 6;

and, the bucket body carrying assembly includes a movable clamper 10 for carrying the garbage bucket;

during disinfection, the circumferential direction subassembly can adopt the replacement dish 18 to replace remove holder 10 and bear the weight of the garbage bin, so that drive the garbage bin carries out circumferential direction, thereby by electron curtain accelerator 13 carries out all-round irradiation disinfection.

In this embodiment, as shown in fig. 2, the barrel bearing assembly further includes a rotating base 19, a stepping motor 20, an installation block 21, and a lead screw 22, wherein the rotating base 19 is rotatably disposed in the installation base 7 by using a bearing, and the rotating base 19 is driven by a second reduction motor 8 fixed to the other side of the installation base 7 to implement quantitative deflection;

two groups of mounting blocks 21 are symmetrically fixed in the rotating seat 19, a lead screw 22 and a guide rod 23 are rotatably arranged between the two groups of mounting blocks 21, a nut seat is arranged on the lead screw 22 in a transmission manner, a sliding seat is arranged on the guide rod 23 in a sliding manner, the nut seat is fixedly connected with the sliding seat, the other end of the nut seat is also connected with a movable clamp holder so as to drive the movable clamp holder to move up and down, and preferably, the distance of the movable clamp holder moving up and down each time is a fixed value, so that unified management is facilitated;

the lead screw 22 is also driven to rotate by a stepping motor 20 fixed on the top of the rotating base 19.

In this embodiment, the nut seat is connected to the movable clamper 10 by a support rod, and the rotating seat 19 is provided with a sliding groove 26 for allowing the support rod to pass through in a vertically sliding manner.

In this embodiment, the movable holder 10 includes a connecting portion and a bearing portion, wherein the bearing portion is a rectangular bottom plate and can bear the bottom of the trash can, a via hole 25 is formed in the middle of the bearing portion, a baffle 24 is further fixed on the upper surface of the bearing portion, the connecting portion is a rod-shaped connecting member, when the trash can is quantitatively deflected, the bearing portion drives the trash can to deflect by a certain angle, the baffle 24 can assist in providing a certain limit for the trash can and preventing the trash can from falling off, it needs to be noted that the irradiation end of the electronic curtain accelerator is arranged downward in a corresponding inclination manner, so that the trash can be irradiated to the top and the bottom of the trash can by only deflecting a small angle without affecting irradiation on the outside of the trash can.

In a preferred embodiment, a brush 11 is further fixed on the rotating base 19 above the movable clamper 10, the brush 11 is made of a flexible material with a certain supporting force, and when the trash can rotates, the brush 11 can clean the outer surface of the trash can.

In this embodiment, as shown in fig. 1, the circumferential rotating component includes a base 15, a third speed reduction motor 16, an expansion link 17 and a displacement disk 18, wherein the third speed reduction motor 16 is fixed at the bottom of the base 15, an output end of the third speed reduction motor 16 is rotatably disposed in the base 15 and extends out of the base 15 to be connected to the expansion link 17, a displacement disk 18 is fixed at the other end of the expansion link 17, a diameter of the displacement disk 18 is the same as an inner diameter of a through hole 25 of the movable clamper 10, and the displacement disk 18 is located on a circumferential movement track of the trash can, so that after the connecting arm 6 drives the trash can to rotate, a central axis of the through hole 25 coincides with a central vertical axis of the displacement disk 18, in a specific implementation, the connecting arm 6 drives the trash can to perform a circumferential movement to a next sterilization station, at this time, the rotating seat 19 drives the trash can to be driven by a second speed reduction motor 8 fixed at the other side of, therefore, the interior of the garbage can is disinfected by the electronic curtain accelerator 13, the garbage can is recovered to be in a vertical state, the central axis of the through hole 25 coincides with the central vertical axis of the replacement disc 18, the telescopic rod 17 drives the replacement disc 18 to be lifted upwards, meanwhile, the movable clamp holder is driven by the screw nut pair structure to move downwards, the replacement disc 18 penetrates through the through hole to replace the movable clamp holder to bear the bottom of the garbage can, it needs to be noted that the height of the garbage can is lower than the initial state of the garbage can and is prevented from being limited by the fixed clamp holder, and then the three speed reduction motors 16 drive the replacement disc 18 and the garbage can thereon to rotate slowly for one circle, so that comprehensive disinfection is achieved.

In this embodiment, the garbage can further comprises a first conveyor belt 1 and a second conveyor belt 2, wherein the first conveyor belt 1 and the second conveyor belt 2 are symmetrically arranged on two sides of the circumferential movement track of the garbage can, and the first conveyor belt and the second conveyor belt have the same conveying direction, and it is noted that both the first conveyor belt and the second conveyor belt move intermittently, that is, the first conveyor belt and the second conveyor belt stop rotating during the period of sterilizing the garbage can;

and shielding covers 14 are arranged outside the beam frame 3, the connecting arm 6, the mounting seat 7, the barrel bearing assembly, the circumferential rotating assembly and the electron curtain accelerator 13 to serve as protection, and in addition, when the electron beam energy of the electron curtain accelerator is lower, the electron curtain accelerator can serve as protection by using a self shielding system.

In this embodiment, the garbage can conveying device further comprises a manipulator, the manipulator can grab and convey the garbage can on the first conveying belt 1 to the movable clamp holder 10, and after the treatment is finished, the manipulator can grab and convey the garbage can on the movable clamp holder 10 to the second conveying belt.

A medical trash can disinfection method based on an electronic curtain comprises the steps of adopting an electronic curtain accelerator 13 to perform irradiation disinfection on the outer portion of a trash can;

wherein the radiation sterilization comprises the steps of:

s2, driving the garbage can to slowly rotate in a circumferential manner by the replacement disc;

In specific implementation, the garbage can on the conveyor belt I1 is grabbed and conveyed to the movable clamper 10 through the manipulator, then the connecting arm 6 drives the garbage can to perform circular motion to the next disinfection station, at the moment, the rotating seat 19 drives the garbage can to be driven by the speed reducing motor II 8 fixed on the other side of the mounting seat 7 to realize quantitative deflection, so that the interior of the garbage can is disinfected by the electronic curtain accelerator 13, then the garbage can is recovered to be in a vertical state, at the moment, the central axis of the through hole 25 is coincident with the central vertical axis of the replacing disc 18, the telescopic rod 17 drives the replacing disc 18 to be lifted upwards, meanwhile, the movable clamper is driven by the screw and nut pair structure to move downwards, the replacing disc 18 penetrates through the through hole to replace the movable clamper to bear the bottom of the garbage can, then the speed reducing motor III 16 drives the replacing disc 18 and the garbage can on the same to slowly rotate for one circle, after disinfection, the telescopic rod 17 drives the replacing disc 18 to return, the mechanical arm grabs and conveys the garbage can on the movable clamp holder 10 to the second conveying belt, and the connecting arm drives the mounting seat 7 and the can body bearing assembly to rotate to the initial position to wait for next treatment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. The utility model provides a medical trash can degassing unit based on electron curtain accelerator, its includes roof beam structure (3), connecting arm (6), mount pad (7), staving load-bearing component, circumferential direction subassembly and electron curtain accelerator (13), its characterized in that: the barrel body bearing assembly is characterized in that an L-shaped connecting arm (6) driven to rotate by a first speed reduction motor (4) fixed to the top of the beam frame (3) is rotatably arranged at the bottom of the beam frame (3), a vertically-placed mounting seat (7) is fixed to the other end of the connecting arm (6), and the barrel body bearing assembly is arranged at the other end of the mounting seat (7);

the garbage bin body bearing assembly can bear a garbage bin and quantitatively deflects around a central axis perpendicular to a rotation central axis of the connecting arm (6);

and, the bucket carrying assembly comprises a movable gripper (10) for carrying a trash bucket;

during disinfection, the circumferential direction subassembly can adopt replacement dish (18) to replace removal holder (10) bears the weight of the garbage bin, so that drive the garbage bin carries out circumferential direction, thereby by electron curtain accelerator (13) carry out all-round irradiation disinfection.

2. The electronic curtain accelerator-based medical trash can sterilizing device of claim 1, wherein: the barrel body bearing assembly further comprises a rotating seat (19), a stepping motor (20), a mounting block (21) and a lead screw (22), wherein the rotating seat (19) is rotatably arranged in the mounting seat (7) through a bearing, and the rotating seat (19) is driven by a second speed reducing motor (8) fixed to the other side of the mounting seat (7) to achieve quantitative deflection;

two groups of mounting blocks (21) are symmetrically fixed in the rotating seat (19), a lead screw (22) and a guide rod (23) are rotatably arranged between the two groups of mounting blocks (21), a nut seat is arranged on the lead screw (22) in a transmission manner, a sliding seat is arranged on the guide rod (23) in a sliding manner, the nut seat is fixedly connected with the sliding seat, and the other end of the nut seat is also connected with a movable clamp holder so as to drive the movable clamp holder to move up and down;

the lead screw (22) is also driven to rotate by a stepping motor (20) fixed at the top of the rotating seat (19).

3. The electronic curtain accelerator-based medical trash can sterilizing device of claim 2, wherein: the nut seat is connected with the movable clamp holder (10) through a support rod, and the rotating seat (19) is provided with a sliding groove (26) for enabling the support rod to vertically slide to penetrate through the rotating seat.

4. The electronic curtain accelerator-based medical trash can sterilizing device of claim 2, wherein: the movable clamp holder (10) comprises a connecting part and a bearing part, wherein the bearing part is a rectangular bottom plate and can bear the bottom of the garbage can, a through hole (25) is formed in the middle of the bearing part, a baffle (24) is further fixed on the upper surface of the bearing part, and the connecting part is a rod-shaped connecting piece.

5. The electronic curtain accelerator-based medical trash can sterilizing device of claim 2, wherein: the rotating seat (19) is located above the movable clamp holder (10) and is further fixedly provided with a brush (11), the brush (11) is made of flexible materials with certain supporting force, and when the garbage can rotates, the brush (11) can clean the outer surface of the garbage can.

6. The electronic curtain accelerator-based medical trash can sterilizing device of claim 1, wherein: the circumferential direction subassembly includes base (15), three (16) of gear motor, telescopic link (17) and displacement dish (18), wherein, the bottom of base (15) is fixed with three (16) of gear motor, the output of three (16) of gear motor rotates and sets up in base (15) and stretches out base (15) link to each other with telescopic link (17), the other end of telescopic link (17) is fixed with displacement dish (18), the diameter of displacement dish (18) is the same with the internal diameter of the via hole (25) of removing holder (10), just displacement dish (18) are located the circular movement orbit of garbage bin, so that after connecting arm (6) drive the garbage bin and rotate, the central axis of via hole (25) coincides mutually with the central vertical axis of displacement dish (18).

7. The electronic curtain accelerator-based medical trash can sterilizing device of claim 1, wherein: the garbage can is characterized by further comprising a first conveyor belt (1) and a second conveyor belt (2), wherein the first conveyor belt (1) and the second conveyor belt (2) are symmetrically arranged on two sides of a circumferential moving track of the garbage can, and the first conveyor belt and the second conveyor belt are identical in conveying direction;

and shielding covers (14) are arranged outside the beam frame (3), the connecting arm (6), the mounting seat (7), the barrel body bearing assembly, the circumferential rotating assembly and the electronic curtain accelerator (13) to serve as protection.

8. The electronic curtain accelerator-based medical trash can sterilizing device of claim 1, wherein: the garbage can conveying device is characterized by further comprising a mechanical arm, the mechanical arm can grab and convey garbage cans on the first conveying belt (1) to the movable clamp holder (10), and after treatment is finished, the mechanical arm can grab and convey the garbage cans on the movable clamp holder (10) to the second conveying belt.

9. A medical garbage can disinfection method based on an electronic curtain accelerator is characterized in that: the method comprises the steps of adopting an electronic curtain accelerator (13) to perform irradiation disinfection on the outside of the garbage can;

wherein the radiation sterilization comprises the steps of:

10. The method for disinfecting a medical trash can based on an electronic curtain accelerator as claimed in claim 9, wherein the method comprises the following steps: in the irradiation disinfection, the time of one circle that the replacement disc drives the garbage can to slowly rotate circularly is 2-40 seconds.