CN108672471B - Anti-pollution medical waste treatment device - Google Patents

Anti-pollution medical waste treatment device Download PDF

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Publication number
CN108672471B
CN108672471B CN201810460685.6A CN201810460685A CN108672471B CN 108672471 B CN108672471 B CN 108672471B CN 201810460685 A CN201810460685 A CN 201810460685A CN 108672471 B CN108672471 B CN 108672471B
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China
Prior art keywords
shaft
material receiving
shell
gear
conveyor belt
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CN201810460685.6A
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CN108672471A (en
Inventor
刘淑芹
时淑娟
赵丽
张砚丽
吴学娟
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Affiliated Hospital of University of Qingdao
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Affiliated Hospital of University of Qingdao
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00Destroying solid waste or transforming solid waste into something useful or harmless
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/18Liquid substances or solutions comprising solids or dissolved gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0084Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
    • B02C18/0092Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage for waste water or for garbage
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16Details
    • B02C18/18Knives; Mountings thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00Operations not covered by a single other subclass or by a single other group in this subclass

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Processing Of Solid Wastes (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The invention discloses an anti-pollution medical waste treatment device, which mainly comprises a shell, a crushed material unit, a disinfection unit and a bagging unit, wherein the crushed material unit is arranged at the left end of the shell, a disinfection chamber is arranged in the middle of the shell, and a bagging system is arranged at the rightmost end of the shell.

Description

Anti-pollution medical waste treatment device
Technical Field
The invention relates to the technical field of medical instruments, in particular to an anti-pollution medical waste treatment device.
Background
The medical waste refers to the pollution waste produced by hospitals after contacting blood, flesh and the like of patients. Such as used cotton balls, sandcloths, adhesive tapes, waste water, disposable medical devices, post-operative waste, expired drugs, and the like. According to the medical detection report of the national health department, the harmfulness of the virus and the germ of the medical garbage is dozens, hundreds or even thousands of times of that of the common household garbage because the medical garbage has the characteristics of space pollution, acute infection, latent pollution and the like. If the treatment is improper, serious pollution to the environment can be caused, and the treatment can also become a source of epidemic disease.
At present, the situation of medical waste treatment is very severe, the treatment method mainly comprises the modes of self-incineration treatment in hospitals and partial centralized incineration treatment in the environmental sanitation department or the environmental protection department, and the like, and as for the equipment for self-incineration of medical waste in various hospitals or centralized incineration treatment in the environmental sanitation department and the environmental protection department at present, most of the incinerators have simple structures, crude equipment and insufficient waste incineration, the total number of bacteria and the value of coliform in the residues after incineration exceed the standards, pathogenic bacteria are detected, and the requirements of harmless treatment are not met, so that professional centralized treatment can be carried out on the medical waste, but the medical waste is subjected to the early professional treatment in the process of collecting the medical waste, the existing market lacks such devices, the early treatment and disinfection are not timely, the medical waste can not be effectively treated, the damage of medical pollution to the surrounding environment is caused, or the spread of epidemic pathogenic bacteria is caused, if professional medical waste incineration devices are built in various hospitals, not only professional treatment on pollution of medical waste is required, but also post-treatment on incinerated smoke is required, so that the cost is high.
Disclosure of Invention
Aiming at the technical problems, the invention provides the anti-pollution medical waste treatment device which is low in cost, good in anti-pollution effect and timely in treatment.
The technical scheme of the invention is as follows:
an anti-pollution medical waste treatment device comprises a shell, a crushing unit, a disinfection unit and a bagging unit, wherein the shell is a channel with a rectangular cross section;
the crushing unit mainly comprises a garbage throwing port, a rolling device, a crushing device and a first motor, wherein the garbage throwing port is connected to the left port of the shell, the opening of the garbage throwing port is upward, the rolling device comprises a first shaft, a first blade and a first gear, the first shaft is horizontally and longitudinally connected to the 2/3-height position inside the shell and close to the garbage throwing port, the first blade is uniformly arranged on the first shaft, and the first gear is positioned outside the rear side wall of the shell and fixedly connected with the rear end of the first shaft; the material crushing device comprises a second shaft, second blades, a second gear and a first belt pulley, wherein the second shaft is arranged at a position which is far from 1/3 of the bottom of the shell in parallel with the first shaft, the second blades are uniformly arranged on the second shaft, the second gear is arranged outside the rear side wall of the shell, the front surface of the second gear is fixedly connected with the rear end of the second shaft, the side surface of the second gear is meshed with the first gear, and the first belt pulley is arranged outside the front side wall of the shell and fixedly connected with the front end of the second shaft; an output shaft of the first motor is connected with the first belt pulley;
the disinfection unit comprises a disinfection liquid box, a spray head and a first conveying belt, the disinfection liquid box is arranged in the middle of the upper part of the shell, a specially-made disinfection liquid is filled in the disinfection liquid box, the spray head is arranged below the disinfection liquid box and is connected with the disinfection liquid box through a pipeline, the first conveying belt comprises a second belt pulley, a third shaft, a fourth shaft and a wide belt, the third shaft is arranged on the right side of the second shaft in parallel, the second belt pulley is positioned outside the front side wall of the shell and is fixedly connected with the front end of the third shaft, the first belt pulley and the second belt pulley are connected through a strip-shaped belt, and the fourth shaft is arranged on the right side of the third shaft and is connected;
the bagging unit comprises a material receiving plate, a compression device, a push-out device and a conveying system, the material receiving plate is arranged on the right side of the first conveying belt, the compression device comprises a pneumatic rod, a pressing plate and an air pump, the pressing plate is arranged right above the material receiving plate, the area of the pressing plate is equal to that of the material receiving plate, the pneumatic rod is vertically connected to the top of the pressing plate, the air pump is arranged on the right side of the compression device, the push-out device comprises a push rod and a push plate, the push plate is arranged on the rear side of the compression device, the push rod is arranged on the rear side of the push plate, and the air pump supplies air; the conveying system comprises a second conveying belt, a material receiving box, a mechanical arm and a central controller, the second conveying belt is longitudinally arranged below the compression device and the push-out device, a second motor is arranged on the two sides of the second conveying belt, the mechanical arm is located on the right side of the second conveying belt, the material receiving box is placed on the second conveying belt through the mechanical arm, the central controller is arranged on the left side of the second conveying belt, and parameters of the mechanical arm and the rotating speeds of the first motor and the second motor are controlled through the central controller.
Furthermore, the material receiving box is sleeved with an OOP zipper bag, the bag is yellow, and medical waste marks are arranged on the bag, so that the sealing and the identification are convenient.
Further, the gear ratio between the first gear and the second gear is 71:51, and the rotating speed of the second gear is higher than that of the first gear so as to prevent garbage from being blocked between the rolling device and the crushing device.
Furthermore, metal blocks are arranged on the surface of the second conveying belt at intervals of the two material receiving boxes, metal sensors are arranged on the side faces of the second conveying belt and connected with the central controller, the second conveying belt stops when the metal sensors sense the metal blocks, then the mechanical arms begin to grab the material receiving boxes and are clamped on the metal blocks, and the precision of connection of all the working procedures is improved.
Further, the disinfectant comprises the following components in percentage by weight: 0.2% -0.3% of triclosan, 0.15% -0.17% of sodium alkenyl sulfonate, 2% -3% of double-chain quaternary ammonium salt, 10% -15% of dodecyl dimethyl benzyl ammonium chloride,% 5-7% of ethylene glycol, 8% -12% of prenyl, 0.5% -0.7% of isopropanol, 8% -10% of zinc acetate and the balance of deionized water, wherein the triclosan has an antibacterial effect, the sodium alkenyl sulfonate improves the activity of the liquid surface, the double-chain quaternary ammonium salt has a sterilization effect, the ethylene glycol has a sterilization and disinfection effect, the prenyl has an anti-inflammatory effect, the zinc acetate has an antiseptic effect, and the isopropanol increases the solubility of various substances.
Further, the method of the contamination-proof medical waste disposal device comprises the following steps:
s1, putting the medical waste into the waste putting port, and adjusting the parameters of the mechanical arms and the working speed of each motor on the central controller;
s2: the garbage is rolled into the material receiving unit through the rolling device, the second shaft is a driving shaft, the first shaft is a driven shaft, the second shaft rotates clockwise to drive the first shaft to rotate anticlockwise, the rolling device disperses and first cuts the garbage, the garbage is thoroughly cut through the material receiving device, the cut medical garbage falls onto the first conveyor belt, a spray head arranged above the first conveyor belt sprays disinfectant, and finally the medical garbage falls onto the material receiving plate from the first conveyor belt;
and S3, compressing the medical waste falling into the material receiving plate by a compression device, pushing the medical waste out by a pushing device, falling into a material receiving box below, and sealing the 00P zipper bag in the material receiving box manually.
Further, the liquid-solid ratio of the disinfectant sprayed by the spray head to the garbage is 3: 7.
Furthermore, the material receiving box is a cube, four magnetic heads are arranged at four top points of the top of the material receiving box, the material receiving box is stacked in the working range of the mechanical arm, four electromagnets are arranged at the gripper of the mechanical arm, magnetic force is generated by electrifying the electromagnets to attract the magnetic heads to grab the material receiving box, and the magnetic attraction is eliminated by power failure to place the material receiving box on the second conveying belt.
Further, first blade is the spiral arc type, second blade is straight sword type blade, and spiral arc type blade plays and is drawn into and the effect of first shredding, and straight sword type blade plays the effect of thoroughly shredding.
Furthermore, the height of the push plate is 1/3 of the height of the shell, the thrust of the push plate and the pressure of the pressure plate are both 100N-120N, the thrust and the pressure are not easy to be too large and too small, the requirement on the air pump is high when the thrust and the pressure are too large, and the expected effect of compression cannot be achieved when the thrust and the pressure are too small.
The invention has the beneficial effects that: compared with the prior art, the anti-pollution medical waste treatment device has the advantages that management and control are realized in the process of collecting medical waste to centralized treatment, the degree of automation is high, the medical waste is poured into the waste throwing port, is rolled to the front of the crushing device through the rolling device and is disinfected after being crushed by the crushing device, the disinfection is more thorough, the garbage stacking space can be saved through the compression device, the medical waste is sealed by the OPP zipper bag, the device is safe and convenient to operate, a lot of labor cost is saved, timely treatment can be realized, a better anti-pollution effect is realized, germ diffusion in the process of collecting the medical waste to the centralized treatment can be effectively prevented, compared with the professional incineration cost, the environmental protection department can manage and control more easily, and pollution of waste gas generated by garbage incineration to the atmosphere is not considered.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a perspective view of the take-up device of the present invention;
fig. 4 is a perspective view of a crushing device of the invention.
Wherein, 1-shell, 2-crushing unit, 3-disinfection unit, 4-bagging unit, 21-garbage throwing port, 22-rolling device, 23-crushing device, 24-motor I, 221-shaft I, 222-blade I, 223-gear I, 231-shaft II, 232-blade II, 233-gear II, 234-belt pulley I, 242-strip belt, 31-disinfectant tank, 32-spray head, 33-conveyor belt I, 331-belt pulley II, 332-shaft III, 333-shaft IV, 334-wide belt, 41-material receiving plate, 42-compression device, 43-push-out device, 44-conveying system, 421-pressure bar, 422-pressure plate, 423-air pump, 431-push rod, 432-push plate, 441-conveyor belt II, 442-material receiving box, 443-mechanical arm, 444-central controller, 445-magnetic head, 446-motor II, 447-metal block and 448-metal inductor.
Detailed Description
Example 1:
for the convenience of understanding the technical solution of the present invention, the following is further explained with reference to fig. 1 to 3, and the embodiments do not limit the scope of the present invention.
As shown in the attached figure 1, the anti-pollution medical waste treatment device comprises a shell 1, a crushing unit 2, a sterilizing unit 3 and a bagging unit 4, wherein the shell 1 is a channel with a rectangular cross section;
as shown in fig. 2, the crushing unit 2 mainly includes a garbage input port 21, a material rolling device 22, a crushing device 23 and a motor one 24, the garbage input port 21 is connected to the left port of the housing 1, and the opening of the garbage input port is upward, the material rolling device 22 includes a shaft one 221, a blade one 222 and a gear one 223, the shaft one 221 is horizontally and longitudinally connected to the 2/3 height inside the housing 1 and is close to the garbage input port 21, the blade one 222 is uniformly arranged on the shaft one 221, and the gear one 223 is located outside the rear side wall of the housing 1 and is fixedly connected to the rear end of the shaft one 221; the material crushing device 23 comprises a second shaft 231, a second blade 232, a second gear 233 and a first belt pulley 234, the second shaft 231 is parallel to the first shaft 221 and is arranged at a position far from the bottom 1/3 of the shell 1, the second blade 232 is uniformly arranged on the second shaft 231, the second gear 233 is arranged outside the rear side wall of the shell 1, the front surface of the second gear 233 is fixedly connected with the rear end of the second shaft 231, the side surface of the second gear 233 is meshed with the first gear 223, the gear ratio between the first gear 223 and the second gear 233 is 71:51, the rotating speed of the second gear 233 is higher than that of the first gear 223 to prevent garbage from being blocked between the material coiling device 22 and the material crushing device 23, and the first belt pulley 234 is arranged outside the front side wall of the shell 1 and is fixedly; an output shaft of the first motor 24 is connected with a first belt pulley 234, as shown in fig. 3, the first blade 222 is a spiral arc-shaped blade, the second blade 232 is a straight blade-shaped blade, the spiral arc-shaped blade plays a role in winding and primary chopping, and the straight blade-shaped blade plays a role in thorough chopping;
the disinfection unit 3 comprises a disinfection liquid box 31, a spray head 32 and a first conveyor belt 33, wherein the disinfection liquid box 31 is arranged in the middle of the upper part of the shell 1, a specially-made disinfection liquid is filled in the disinfection liquid box, and the disinfection liquid comprises the following components in percentage by weight: 0.2% -0.3% of triclosan, 0.15% -0.17% of sodium alkenyl sulfonate, 2% -3% of double-chain quaternary ammonium salt, 10% -15% of dodecyl dimethyl benzyl ammonium chloride,% 5-7% of ethylene glycol, 8% -12% of prenyl, 0.5% -0.7% of isopropanol, 8% -10% of zinc acetate and the balance of deionized water, wherein the triclosan has an antibacterial effect, the sodium alkenyl sulfonate improves the activity of the liquid surface, the double-chain quaternary ammonium salt has a sterilization effect, the ethylene glycol has a sterilization and disinfection effect, the prenyl has an anti-inflammatory effect, the zinc acetate has an antiseptic effect, and the isopropanol increases the solubility of various substances; the spray head 32 is arranged below the disinfectant tank 31, the liquid-solid ratio of disinfectant sprayed by the spray head 32 to garbage is 3:7, the disinfectant is sufficiently disinfected and is not wasted, and the disinfectant is connected with the disinfectant tank 31 through a pipeline, the conveyor belt I33 comprises a belt pulley II 331, a shaft III 332, a shaft IV 333 and a wide belt 334, the shaft III 332 is arranged on the right side of the shaft II 231 in parallel, the belt pulley II 331 is positioned outside the front side wall of the shell 1 and is fixedly connected with the front end of the shaft III 332, the belt pulley I234 is connected with the belt pulley II 331 through a strip belt 242, and the shaft IV 333 is arranged on the right side of the shaft III 332 and is connected with the wide belt 334;
the bagging unit 4 comprises a material receiving plate 41, a compression device 42, a pushing-out device 43 and a conveying system 44, wherein the material receiving plate 41 is arranged on the right side of the first conveying belt 33, the compression device 42 comprises a pneumatic rod 421, the pressing plate 422 and the air pump 423 are arranged right above the material receiving plate 41, the area of the pressing plate 422 is equal to that of the material receiving plate 41, the pressing rod 421 is vertically connected to the top of the pressing plate 422, the air pump 423 is arranged on the right side of the compression device 42, the push-out device 43 comprises a push rod 431 and a push plate 432, the push plate 432 is arranged on the rear side of the compression device 42, the push rod 431 is arranged on the rear side of the push plate 432, the air pump 423 supplies air to the push rod 431 and the pressing rod 421 through a high-pressure pipe, the height of the push plate 432 is 1/3 of the height of the shell 1, the thrust of the push plate 432 and the pressure of the pressing plate 422 are both 100N, the thrust and the pressure are not easy to be too large or; the conveying system 44 comprises a second conveyor belt 441, a second material receiving box 442, a mechanical arm 443 and a central controller 444, wherein the second conveyor belt 441 is longitudinally arranged below the compressing device 42 and the pushing-out device 43, a second motor 446 is arranged on the side surface of the second conveyor belt 441, the mechanical arm 443 is arranged on the right side of the second conveyor belt 441, metal blocks 447 are arranged on the surface of the second conveyor belt 441 at intervals of the two material receiving boxes 442, a metal sensor 448 is arranged on the side surface of the second conveyor belt 441, the metal sensor 448 is connected with the central controller 444, when the metal sensor 448 senses the metal blocks 447, the second conveyor belt 441 stops, then the mechanical arm 443 starts to grab the material receiving box 442 and clamp the metal blocks 447, the connection accuracy of each process is improved, an OOP zipper bag is sleeved on the material receiving box 442, the bag is yellow, medical waste marks are arranged on the bag, the sealing and identification are convenient, the material receiving box 442 is cubic, and four magnetic heads 445 are arranged, the material receiving box 442 is stacked in the working range of the mechanical arm 443, four electromagnets are arranged at the gripper of the mechanical arm 443, magnetic force is generated by electrifying the electromagnets to attract the magnetic head 445 to grab the material receiving box 442, the electromagnetic attraction is eliminated by powering off, the material receiving box 442 is placed on the second conveyor belt 441, the connection precision of all the working procedures is improved, the central controller 444 is arranged on the left side of the second conveyor belt 441, and parameters of the mechanical arm 443 and the rotating speeds of the first motor 24 and the second motor 446 are controlled by the central controller 444.
The working method of the embodiment comprises the following steps:
s1, putting the medical waste into the waste putting-in opening 21, and adjusting the parameters of the mechanical arm 443 and the working speed of each motor on the central controller 444;
s2: the garbage is rolled into the crushing unit 2 through the rolling device 22, the second shaft 231 is a driving shaft, the first shaft 221 is a driven shaft, the second shaft 231 rotates clockwise to drive the first shaft 221 to rotate anticlockwise, the rolling device 22 disperses and first-time crushes the garbage, then the garbage is completely crushed through the crushing device 23, the crushed medical garbage falls onto the first conveyor belt 33, disinfectant is sprayed through a spray head 32 arranged above the first conveyor belt 33, and finally the medical garbage falls onto the material receiving plate 41 from the first conveyor belt 33;
s3, compressing the medical waste falling into the material receiving plate 41 by the compression device 42, pushing the medical waste out by the pushing device 43, falling into the material receiving box 442 below, and sealing the 00P zipper bag in the material receiving box 442 manually.
Example 2:
this embodiment is substantially the same as embodiment 1 except that:
the disinfectant comprises the following components in percentage by weight: 0.25% of triclosan, 0.16% of sodium alkenyl sulfonate, 2.5% of double-chain quaternary ammonium salt, 14% of dodecyl dimethyl benzyl ammonium chloride, 6% of ethylene glycol, 10% of isoprenyl, 6% of isopropanol, 9% of zinc acetate and the balance of deionized water.
The push plate 432 is a metal plate with the height of the shell 11/3, and the thrust of the push plate 432 and the pressure of the pressure plate 422 are both 110N.
Example 3:
this embodiment is substantially the same as embodiment 1 except that:
the disinfectant comprises the following components in percentage by weight: 0.3% of triclosan, 0.17% of sodium alkenyl sulfonate, 3% of double-chain quaternary ammonium salt, 15% of dodecyl dimethyl benzyl ammonium chloride, 7% of ethylene glycol, 12% of isoprenyl, 0.7% of isopropanol, 10% of zinc acetate and the balance of deionized water.
The push plate 432 is a metal plate with the height of the shell 11/3, and the thrust of the push plate 432 and the pressure of the pressure plate 422 are both 120N.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (4)

1. An anti-pollution medical waste treatment device is characterized by comprising a shell (1), a crushing unit (2), a disinfecting unit (3) and a bagging unit (4), wherein the shell (1) is a channel with a rectangular cross section;
the crushing unit (2) mainly comprises a garbage throwing port (21), a rolling device (22), a crushing device (23) and a motor I (24), wherein the garbage throwing port (21) is connected to the left port of the shell (1) and is opened upwards, the rolling device (22) comprises a shaft I (221), a blade I (222) and a gear I (223), the shaft I (221) is horizontally and longitudinally connected with the 2/3 height inside the shell (1) and is close to the garbage throwing port (21), the blade I (222) is uniformly arranged on the shaft I (221), and the gear I (223) is located outside the rear side wall of the shell (1) and is fixedly connected with the rear end of the shaft I (221); the material crushing device (23) comprises a second shaft (231), a second blade (232), a second gear (233) and a first belt pulley (234), the second shaft (231) and the first shaft (221) are arranged at a position which is far from the bottom 1/3 of the shell (1) in parallel, the second blade (232) is uniformly arranged on the second shaft (231), the second gear (233) is arranged outside the rear side wall of the shell (1), the front surface of the second gear (233) is fixedly connected with the rear end of the second shaft (231), the side surface of the second gear is meshed with the first gear (223), and the first belt pulley (234) is positioned outside the front side wall of the shell (1) and is fixedly connected with the front end of the second shaft (231); an output shaft of the first motor (24) is connected with a first belt pulley (234);
the disinfection unit (3) comprises a disinfection liquid box (31), a spray head (32) and a first conveyor belt (33), the disinfectant tank (31) is arranged in the middle of the upper part of the shell (1), a special disinfectant is filled in the disinfectant tank, the spray head (32) is arranged below the disinfectant tank (31), and is connected with a disinfectant tank (31) through a pipeline, the first conveyor belt (33) comprises a second belt pulley (331), a third shaft (332), a fourth shaft (333) and a wide belt (334), the third shaft (332) is arranged on the right side of the second shaft (231) in parallel, the second belt pulley (331) is positioned outside the front side wall of the shell (1), and is fixedly connected with the front end of the third shaft (332), the first belt pulley (234) is connected with the second belt pulley (331) through a strip belt (242), the fourth shaft (333) is arranged at the right side of the third shaft (332) and is connected with the third shaft through the wide belt (334);
the bagging unit (4) comprises a material receiving plate (41), a compression device (42), a pushing-out device (43) and a conveying system (44), the material receiving plate (41) is arranged on the right side of the first conveyor belt (33), the compression device (42) comprises an air pressure rod (421), a pressure plate (422) and an air pump (423), the pressing plate (422) is arranged right above the material receiving plate (41), the area of the pressing plate (422) is equal to that of the material receiving plate (41), the air pressure rod (421) is vertically connected with the top of the pressure plate (422), the air pump (423) is arranged at the right side of the compression device (42), the push-out device (43) comprises a push rod (431) and a push plate (432), the push plate (432) is arranged at the rear side of the compression device (42), the push rod (431) is arranged at the rear side of the push plate (432), and the air pump (423) supplies air to the push rod (431) and the air pressure rod (421) through a high-pressure pipe; the conveying system (44) comprises a second conveyor belt (441), a material receiving box (442), a mechanical arm (443) and a central controller (444), wherein the second conveyor belt (441) is longitudinally arranged below the compression device (42) and the push-out device (43), the second motor (446) is arranged on the side surface of the second conveyor belt (441), the mechanical arm (443) is positioned on the right side of the second conveyor belt (441), the material receiving box is placed on the second conveyor belt (441) through the mechanical arm (443), the central controller (444) is arranged on the left side of the second conveyor belt (441), and the parameters of the mechanical arm (443) and the rotating speeds of the first motor (24) and the second motor (446) are controlled through the central controller (444);
an OOP zipper bag is sleeved on the material receiving box (442);
the gear ratio between the first gear (223) and the second gear (233) is 71: 51;
metal blocks (447) are arranged on the surface of the second conveyor belt (441) at intervals of the distance between the two material receiving boxes (442), a metal inductor (448) is arranged on the side surface of the second conveyor belt (441), and the metal inductor (448) is connected with the central controller (444);
the method of the medical waste treatment device comprises the following steps:
s1, putting the medical waste into the waste putting port (21), and adjusting the parameters of the mechanical arm (443) and the working speed of each motor on the central controller (444);
s2: garbage is rolled into the crushing unit (2) through the rolling device (22), the second shaft (231) is a driving shaft, the first shaft (221) is a driven shaft, the second shaft (231) rotates clockwise to drive the first shaft (221) to rotate anticlockwise, the rolling device (22) disperses and crushes the garbage for the first time, then the garbage is completely crushed through the crushing device (23), the crushed medical garbage falls onto the first conveying belt (33), a spraying head (32) arranged above the spraying head sprays disinfectant, and finally the garbage falls onto the material receiving plate (41) from the first conveying belt (33);
s3, compressing the medical waste falling into the material receiving plate (41) by the compression device (42), pushing the medical waste out by the pushing device (43), falling into the material receiving box (442) below, and sealing the 00P zipper bag in the material receiving box (442) manually.
2. The contamination-preventive medical waste disposal device of claim 1 wherein the ratio of the sterilizing liquid sprayed from said spray head (32) to the waste is 3: 7.
3. The medical waste disposal device against contamination according to claim 1, wherein the height of said pusher plate (432) is 1/3 of the height of the housing (1), and the thrust of the pusher plate (432) and the pressure of the pressure plate (422) are both in the range of 100N to 120N.
4. The contamination-resistant medical waste disposal device of claim 1 wherein said first blade (222) is a helical arc blade and said second blade (232) is a long straight blade.
CN201810460685.6A 2018-05-15 2018-05-15 Anti-pollution medical waste treatment device Expired - Fee Related CN108672471B (en)

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CN109367102A (en) * 2018-11-08 2019-02-22 深圳智慧前线科技有限公司 A kind of medical waste compression set
CN111570479B (en) * 2020-05-25 2020-12-22 蒋士廷 Medical waste treatment equipment
CN111701977B (en) * 2020-06-06 2021-07-27 东北石油大学 Abandonment gauze mask concentrates recovery processing device
CN113925980B (en) * 2020-07-13 2024-04-02 深圳迈瑞生物医疗电子股份有限公司 Sterilizing device
CN112373799B (en) * 2020-11-06 2021-05-28 河南省肿瘤医院 Chemotherapy medicine waste treatment system for oncology ward
CN112320132A (en) * 2020-11-14 2021-02-05 深圳市盛邦通信有限公司 Garbage classification system device

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