CN108187102B - Medical waste sterilization system - Google Patents
Medical waste sterilization system Download PDFInfo
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- CN108187102B CN108187102B CN201810225631.1A CN201810225631A CN108187102B CN 108187102 B CN108187102 B CN 108187102B CN 201810225631 A CN201810225631 A CN 201810225631A CN 108187102 B CN108187102 B CN 108187102B
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- rotating shaft
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- sterilization
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS 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
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/202—Ozone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS 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
- A61L11/00—Methods specially adapted for refuse
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS 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
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/04—Heat
- A61L2/06—Hot gas
- A61L2/07—Steam
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS 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
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/24—Drives
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/12—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
- F26B11/14—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices the stirring device moving in a horizontal or slightly-inclined plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/04—Garbage
Abstract
The invention belongs to the technical field of medical waste treatment, and particularly relates to a medical waste sterilization system which comprises a shell, a crushing unit, a high-temperature sterilization unit, a drying and cooling unit and an ozone sterilization box, wherein the shell is rectangular, and a feeding port is arranged above the shell; the crushing unit is positioned inside the shell and is used for crushing medical wastes; the high-temperature sterilization unit is positioned below the crushing unit and is used for sterilization; the drying and cooling unit is positioned at the lower left of the shell and is used for drying and cooling the waste; the ozone sterilization box is positioned at the left side of the drying and cooling unit. The invention is mainly used for sterilizing medical wastes and performing disinfection and sterilization by a high-temperature steam and ozone combined mode, and has the advantages of good disinfection and sterilization effect, cyclic utilization of ozone, energy saving and environmental protection.
Description
Technical Field
The invention belongs to the technical field of medical waste treatment, and particularly relates to a medical waste sterilization system.
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 infectivity, toxicity and other harmfulness, and specifically includes infectious, pathological, traumatic, medicinal and chemical waste. 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 mental health of people is seriously harmed.
With the development of society, the awareness of environmental protection is gradually strengthened, various technologies are available for treating medical waste at present, and the treatment method of medical waste mainly comprises the following steps: incineration treatment, steam treatment and chemical disinfection of disinfectants, and then microwave, plasma vacuum carbonization and the like, wherein the former has secondary pollution to the environment, particularly underground water and air, and the latter has smaller secondary pollution but is rarely used due to higher use cost.
The strong oxidizing property of ozone is acknowledged to be capable of killing almost all viruses and germs, the oxidizing property of the ozone is second to the strongest oxidizing fluorine, the scorching water vapor also has the cleaning and disinfecting effects, and the effect is not good when the ozone and the fluorinating water vapor are used independently. Meanwhile, when ozone is prepared, the ozone generator is interfered by the over-high air humidity, the concentration of the generated ozone is unstable, the ozone generator is easy to damage, dust in the air can be easily concentrated on a plate electrode of the ozone generator when the dust is more, the generation amount of the ozone is greatly reduced, and after the disinfection is finished, the ozone is directly discharged after being treated by tail gas, so that a large amount of resources are wasted, and the disinfection cost is increased. In addition, the single treatment method is difficult to achieve a good disinfection effect.
Some medical waste treatment devices have been proposed in the prior art, such as the one disclosed in chinese patent application No. 201710847844.3, which discloses an ozone medical waste sterilization device comprising a feed crushing device, a stirring device, an ozone generator, a gas storage tank and a sterilization chamber; a gear tooth type screening and crushing device is arranged inside the feeding crushing device; a stirring device is arranged in the sterilization cavity; according to the invention, through the arrangement of the hollow rotating shaft and the hollow stirring rod in the stirring device, ozone generated by the ozone generator is uniformly transmitted into the sterilization cavity, and through the rotation of the stirring device, the contact area and time between the ozone and medical wastes are increased, and the sterilization effect is improved; through the connected mode among gas storage case, ozone generator and the sterilization chamber three, realized the cyclic utilization of ozone, utilize heating device's setting simultaneously, prevent ozone pollution air. However, the technical scheme has single sterilization treatment means, and has poor effect on crushing gauze frequently appearing in medical wastes.
In view of this, the medical waste sterilization system provided by the invention uses dual means for sterilization, is relatively thorough in sterilization, and can effectively crush gauze frequently appearing in medical waste.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a medical waste sterilization system which is mainly used for sterilizing medical waste and performing sterilization in a combined mode of high-temperature steam and ozone, and has the advantages of good sterilization effect, cyclic utilization of ozone, energy conservation and environmental protection.
The technical scheme adopted by the invention for solving the technical problems is as follows: the medical waste sterilization system comprises a shell, a crushing unit, a high-temperature sterilization unit, a drying and cooling unit and an ozone sterilization box, wherein the shell is rectangular, and a feeding port is arranged above the shell; the crushing unit is positioned in the shell and is used for crushing medical wastes; the high-temperature sterilization unit is positioned below the crushing unit and is used for sterilization; the drying and cooling unit is positioned at the lower left of the shell and is used for drying and cooling the waste; the ozone sterilization box is positioned on the left side of the drying and cooling unit. During the operation, medical waste adds the casing from the dog-house in, and crushing unit smashes medical waste, and the medical waste after high temperature sterilization unit will smash carries out high temperature sterilization, and through preliminary sterilization after, medical waste enters into the drying and cooling unit and carries out the drying and cooling, and the sterilization of next step of being convenient for, the discarded object after the drying and cooling lets in ozone, and ozone sterilization case produces ozone and sterilizes once more to the discarded object.
Preferably, the crushing unit comprises a first motor, a first gear, a second gear, a first rotating shaft, a second rotating shaft and a crushing rod, the first motor is arranged on the outer side of the shell through a support rod, and a first gear is rotatably connected with a motor shaft of the first motor; the second gear is meshed with the first gear; the first rotating shaft and the first gear are fixedly installed; the second rotating shaft and the second gear are fixedly installed; the crushing rod is arranged on the first rotating shaft and the second rotating shaft. When the waste crushing machine works, the first motor is started to drive the first gear to rotate, the first gear is meshed with the second gear, the first gear and the second gear drive the first rotating shaft and the second rotating shaft to rotate, and the crushing rod cuts and crushes waste.
Preferably, the first rotating shaft and the second rotating shaft are provided with sawtooth-shaped bulges, and gauze and needle tubes in wastes can be conveniently wound on the rotating shafts by the aid of the bulges and can be crushed by the aid of the crushing blades.
Preferably, the crushing rod comprises a crushing blade and a spring, the crushing rod is provided with a groove, and the spring is positioned in the groove of the crushing rod; one end of the crushing blade is fixedly connected with the spring, and the side edge of the crushing blade is provided with a sawtooth-shaped bulge. During operation, the crushing blade cuts and crushes the waste, and the crushing blade can stretch into the groove of the crushing rod, so that the crushing blade is prevented from being damaged.
Preferably, the high-temperature sterilization unit comprises a rotating plate, a hollow rotating shaft I, a helical blade, a bevel gear I, a bevel gear II, a rotating shaft III, a rotating shaft IV, a cross rod, a motor II, a hollow rotating shaft II and a hollow stirring rod, wherein the rotating plate is arranged on the hollow rotating shaft I and is provided with a hollow cavity; the first hollow rotating shaft is arranged on the shell, a round hole is formed in the first hollow rotating shaft, and the first hollow rotating shaft is connected with the high-temperature steam pipe; the helical blade is positioned in the hollow cavity of the rotating plate; the third rotating shaft and the helical blades are fixedly installed; the first bevel gear is fixedly connected with the third rotating shaft; the second bevel gear is meshed with the first bevel gear; the rotating shaft IV is fixedly connected with the bevel gear II; the cross bar is arranged on the fourth rotating shaft; the second motor is arranged below the shell; the hollow rotating shaft II is arranged on the motor II and penetrates through the motor II to be connected with the high-temperature steam pipe; the hollow stirring rod is arranged on the hollow rotating shaft I, the hollow stirring rod is communicated with the hollow cavity of the hollow rotating shaft II, and a through hole is formed in the hollow stirring rod. When the sterilization device works, wastes on two sides fall into two sides of a shell to be sterilized, the hollow rotating shaft I drives the rotating plate to rotate, when the hollow rotating plate rotates to be vertical to the side wall of the shell, high-temperature steam is introduced into the hollow rotating shaft I, the high-temperature steam enters a hollow cavity of the rotating plate from a circular hole of the hollow rotating shaft I, the high-temperature steam pushes the spiral blades to rotate, the high-temperature steam is matched with the transmission of the rotating shaft III, the rotating shaft IV, the bevel gear I and the bevel gear II, the horizontal rod rotates to uniformly tile the wastes falling on the rotating plate, and the high-temperature steam is emitted from a through hole of the rotating plate to; the middle waste falls into the middle of the shell to be sterilized, the second motor drives the second hollow rotating shaft and the hollow stirring rod to rotate, high-temperature steam enters the second hollow rotating shaft and is emitted from the through hole of the hollow stirring rod, and the waste is sterilized at high temperature.
Preferably, the drying and cooling unit comprises a box body, a motor III, a rotating shaft V and a stirring rod I, the box body is positioned at the lower left of the shell, and the motor III is arranged on the box body; the rotating shaft five is arranged on the motor three; the first stirring rod is installed on the fifth rotating shaft. When the drying machine works, the motor III rotates to drive the rotating shaft V and the stirring rod I to rotate, so that the wastes are stirred, dried and cooled more quickly.
The invention has the beneficial effects that:
1. according to the medical waste sterilization system, the crushing unit, the high-temperature sterilization unit and the ozone sterilization box are matched with one another, waste is sterilized in a dual mode, the sterilization effect is good, in addition, the waste is cooled and dried before ozone sterilization, the sterilization effect of ozone is improved, and high-temperature unstable decomposition of ozone is reduced.
2. The crushing unit comprises the first rotating shaft and the second rotating shaft which are provided with bulges, so that wastes which are easy to wind, such as gauze and the like in the wastes are wound on the first rotating shaft and the second rotating shaft, and the wound gauze and the like are crushed by matching with the crushing blade, and the crushing effect of the gauze is improved.
3. The high-temperature sterilization unit provided by the invention utilizes high-temperature steam as a power source to provide power for the rotation of the motor, and the helical blades in the rotating plate utilize the high-temperature steam as a driving force to uniformly spread wastes falling on the rotating plate, so that the sterilization effect is better and the sterilization is more sufficient.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is an enlarged view at C of FIG. 1;
in the figure: the device comprises a shell 1, a crushing unit 2, a first motor 21, a first gear 22, a second gear 23, a first rotating shaft 24, a second rotating shaft 25, a crushing rod 26, a protrusion 27, a crushing blade 28, a spring 29, a high-temperature sterilization unit 3, a rotating plate 31, a first hollow rotating shaft 32, a spiral blade 33, a first bevel gear 34, a second bevel gear 35, a third rotating shaft 36, a fourth rotating shaft 37, a cross rod 38, a second motor 39, a second hollow rotating shaft 310, a hollow stirring rod 311, a drying and cooling unit 4, a third motor 41, a fifth rotating shaft 42, a first stirring rod 43 and an ozone sterilization box 5.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the medical waste sterilization system of the present invention comprises a housing 1, a crushing unit 2, a high temperature sterilization unit 3, a drying and cooling unit 4 and an ozone sterilization box 5, wherein the housing 1 is rectangular, and a feeding port is installed above the housing 1; the crushing unit 2 is positioned inside the shell 1, and the crushing unit 2 is used for crushing medical waste; the high-temperature sterilization unit 3 is positioned below the crushing unit 2, and the high-temperature sterilization unit 3 is used for sterilization; the drying and cooling unit 4 is positioned at the lower left of the shell 1, and the drying and cooling unit 4 is used for drying and cooling the waste; the ozone sterilization box 5 is positioned at the left side of the drying and cooling unit 4. During operation, medical waste adds casing 1 from the dog-house, and crushing unit 2 smashes medical waste, and high temperature sterilization unit 3 carries out high temperature sterilization with the medical waste after smashing, and through preliminary sterilization after, medical waste enters into drying and cooling unit 4 and carries out the drying and cooling, the next step of sterilization of being convenient for, and the waste after the drying and cooling lets in ozone, and ozone sterilization case 5 produces ozone and carries out the secondary sterilization to the waste.
As an embodiment of the present invention, the crushing unit 2 comprises a first motor 21, a first gear 22, a second gear 23, a first rotating shaft 24, a second rotating shaft 25 and a crushing rod 26, wherein the first motor 21 is mounted on the outer side of the housing 1 through a support rod, and a motor shaft of the first gear 22 is rotatably connected with the motor shaft of the first motor 21; the second gear 23 is meshed with the first gear 22; the rotating shaft I24 and the gear I22 are fixedly arranged; the second rotating shaft 25 and the second gear 23 are fixedly installed; the crushing rod 26 is arranged on the first rotating shaft 24 and the second rotating shaft 25. When the waste cutting and crushing machine works, the first motor 21 is started to drive the first gear 22 to rotate, the first gear 22 is meshed with the second gear 23, the first gear 22 and the second gear 23 drive the first rotating shaft 24 and the second rotating shaft 25 to rotate, and the crushing rod 26 cuts and crushes waste.
In one embodiment of the present invention, the first rotating shaft 24 and the second rotating shaft 25 are provided with saw-toothed protrusions 27, and the protrusions 27 facilitate winding of gauze and needle tubes in waste onto the rotating shafts, and are used in cooperation with the crushing blades 28 for crushing.
As an embodiment of the present invention, the crushing rod 26 comprises a crushing blade 28 and a spring 29, the crushing rod 26 is provided with a groove, and the spring 29 is positioned in the groove of the crushing rod 26; one end of the crushing blade 28 is fixedly connected with a spring 29, and the side edge of the crushing blade 28 is provided with a sawtooth-shaped bulge 27. In operation, the crushing blade 28 cuts and crushes the waste, and the crushing blade 28 can stretch into the groove of the crushing rod 26 to prevent the crushing blade 28 from being damaged.
As an embodiment of the present invention, the high temperature sterilization unit 3 includes a rotating plate 31, a first hollow rotating shaft 32, a helical blade 33, a first bevel gear 34, a second bevel gear 35, a third rotating shaft 36, a fourth rotating shaft 37, a cross bar 38, a second motor 39, a second hollow rotating shaft 310 and a hollow stirring rod 311, wherein the rotating plate 31 is installed on the first hollow rotating shaft 32, and the rotating plate 31 is provided with a hollow chamber; the first hollow rotating shaft 32 is arranged on the shell 1, a round hole is formed in the first hollow rotating shaft 32, and the first hollow rotating shaft 32 is connected with a high-temperature steam pipe; the helical blade 33 is positioned in the hollow cavity of the rotating plate 31; the third rotating shaft 36 and the helical blade 33 are fixedly arranged; the first bevel gear 34 is fixedly connected with the third rotating shaft 36; the second bevel gear 35 is meshed with the first bevel gear 34; the rotating shaft IV 37 is fixedly connected with the bevel gear II 35; the cross rod 38 is arranged on the rotating shaft IV 37; the second motor 39 is arranged below the shell 1; the second hollow rotating shaft 310 is arranged on the second motor 39, and the second hollow rotating shaft 310 penetrates through the second motor 39 and is connected with the high-temperature steam pipe; the hollow stirring rod 311 is arranged on the first hollow rotating shaft 32, the hollow stirring rod 311 is communicated with the hollow cavity of the second hollow rotating shaft 310, and a through hole is formed in the hollow stirring rod 311. When the sterilization device works, waste on two sides falls into two sides of the shell 1 for sterilization, the hollow rotating shaft I32 drives the rotating plate 31 to rotate, when the hollow rotating plate 31 rotates to be vertical to the side wall of the shell 1, high-temperature steam is introduced into the hollow rotating shaft I32, the high-temperature steam enters the hollow cavity of the rotating plate 31 from the round hole of the hollow rotating shaft I32, the high-temperature steam pushes the spiral blade 33 to rotate, the waste falling on the rotating plate 31 is uniformly spread by matching with the transmission of the rotating shaft III 36, the rotating shaft IV 37, the bevel gear I34 and the bevel gear II 35, and the high-temperature steam is emitted from the through hole of the rotating plate 31 to sterilize the waste; the middle waste falls into the middle of the shell 1 for sterilization, the second motor 39 drives the second hollow rotating shaft 310 and the hollow stirring rod 311 to rotate, high-temperature steam enters through the second hollow rotating shaft 310 and is emitted from the through hole of the hollow stirring rod 311, and the waste is sterilized at high temperature.
As an embodiment of the present invention, the drying and cooling unit 4 includes a box, a motor three 41, a rotating shaft five 42 and a stirring rod one 43, the box is located at the lower left of the casing 1, and the motor three 41 is installed on the box; the rotating shaft five 42 is arranged on the motor three 41; the first stirring rod 43 is arranged on the fifth rotating shaft 42. When the drying machine works, the motor III 41 rotates to drive the rotating shaft V42 and the stirring rod I43 to rotate, so that the waste is stirred, dried and cooled quickly.
When the medical waste crusher works, medical waste is added into the shell 1 from the feeding port, the crushing unit 2 crushes the medical waste, the first motor 21 is started to drive the first gear 22 to rotate, the first gear 22 is meshed with the second gear 23, the first gear 22 and the second gear 23 drive the first rotating shaft 24 and the second rotating shaft 25 to rotate, and the crushing rod 26 cuts and crushes the waste; the high-temperature sterilization unit 3 performs high-temperature sterilization on the crushed medical waste, the waste on the two sides falls into the two sides of the shell 1 to be sterilized, the hollow rotating shaft I32 drives the rotating plate 31 to rotate, when the hollow rotating plate 31 rotates to be vertical to the side wall of the shell 1, high-temperature steam is introduced into the hollow rotating shaft I32, the high-temperature steam enters a hollow cavity of the rotating plate 31 from a circular hole of the hollow rotating shaft I32, the high-temperature steam pushes the spiral blades 33 to rotate, the high-temperature steam is matched with the transmission of the rotating shaft III 36, the rotating shaft IV 37, the bevel gear I34 and the bevel gear II 35, the cross rod 38 rotates to evenly spread the waste falling on the rotating plate 31, and the high-temperature steam is emitted from the through hole of the; the middle waste falls into the middle of the shell 1 for sterilization, the second motor 39 drives the second hollow rotating shaft 310 and the hollow stirring rod 311 to rotate, high-temperature steam enters through the second hollow rotating shaft 310 and is emitted from the through hole of the hollow stirring rod 311, and the waste is sterilized at high temperature; after primary sterilization, the medical waste enters the drying and cooling unit 4 for drying and cooling, the motor III 41 rotates to drive the rotating shaft V42 and the stirring rod I43 to rotate, the waste is stirred, dried and cooled rapidly, and the next sterilization is facilitated; and (3) introducing ozone into the dried and cooled waste, and generating ozone by an ozone sterilization box 5 to sterilize the waste again.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A medical waste sterilization system, characterized by: the device comprises a shell (1), a crushing unit (2), a high-temperature sterilization unit (3), a drying and cooling unit (4) and an ozone sterilization box (5), wherein the shell (1) is rectangular, and a feeding port is arranged above the shell (1); the crushing unit (2) is positioned inside the shell (1), and the crushing unit (2) is used for crushing medical waste; the high-temperature sterilization unit (3) is positioned below the crushing unit (2), and the high-temperature sterilization unit (3) is used for sterilization; the drying and cooling unit (4) is positioned at the lower left of the shell (1), and the drying and cooling unit (4) is used for drying and cooling the waste; the ozone sterilization box (5) is positioned on the left side of the drying and cooling unit (4);
the crushing unit (2) comprises a first motor (21), a first gear (22), a second gear (23), a first rotating shaft (24), a second rotating shaft (25) and a crushing rod (26), wherein the first motor (21) is arranged on the outer side of the shell (1) through a support rod, and a motor shaft of the first gear (22) is rotationally connected with a motor shaft of the first motor (21); the second gear (23) is meshed with the first gear (22); the rotating shaft I (24) and the gear I (22) are fixedly arranged; the second rotating shaft (25) and the second gear (23) are fixedly installed; the crushing rod (26) is arranged on the first rotating shaft (24) and the second rotating shaft (25);
sawtooth-shaped protrusions (27) are arranged on the first rotating shaft (24) and the second rotating shaft (25), and the protrusions (27) are convenient for winding waste;
the high-temperature sterilization unit (3) comprises a rotating plate (31), a hollow rotating shaft I (32), a spiral blade (33), a bevel gear I (34), a bevel gear II (35), a rotating shaft III (36), a rotating shaft IV (37), a cross rod (38), a motor II (39), a hollow rotating shaft II ((310)) and a hollow stirring rod ((311), wherein the rotating plate (31) is installed on the hollow rotating shaft I (32), the rotating plate (31) is provided with a hollow cavity, the hollow rotating shaft I (32) is installed on a shell (1), a round hole is formed in the hollow rotating shaft I (32), the hollow rotating shaft I (32) is connected with a high-temperature steam pipe, the spiral blade (33) is located in the hollow cavity of the rotating plate (31), the rotating shaft III (36) and the spiral blade (33) are fixedly installed, the bevel gear I (34) and the rotating shaft III (36) are fixedly connected, the bevel gear II (35) and the bevel gear I (34) are meshed, and the rotating shaft The rotating shaft IV (37) is fixedly connected with the bevel gear II (35); the cross rod (38) is arranged on the rotating shaft four (37); the second motor (39) is arranged below the shell (1); the hollow rotating shaft II ((310) is arranged on the motor II (39), the hollow rotating shaft II ((310) penetrates through the motor II (39) to be connected with the high-temperature steam pipe, the hollow stirring rod ((311) is arranged on the hollow rotating shaft I (32), the hollow stirring rod ((311) is communicated with the hollow cavity of the hollow rotating shaft II ((310), and a through hole is formed in the hollow stirring rod ((311).
2. The medical waste sterilization system of claim 1, wherein: the crushing rod (26) comprises a crushing blade (28) and a spring (29), the crushing rod (26) is provided with a groove, and the spring (29) is positioned in the groove of the crushing rod (26); one end of the crushing blade (28) is fixedly connected with the spring (29), and the side edge of the crushing blade (28) is provided with a sawtooth-shaped bulge (27).
3. The medical waste sterilization system of claim 1, wherein: the drying and cooling unit (4) comprises a box body, a motor III (41), a rotating shaft V (42) and a stirring rod I (43), the box body is positioned at the lower left of the shell (1), and the motor III (41) is installed on the box body; the rotating shaft five (42) is arranged on the motor three (41); the first stirring rod (43) is arranged on the fifth rotating shaft (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810225631.1A CN108187102B (en) | 2018-03-19 | 2018-03-19 | Medical waste sterilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810225631.1A CN108187102B (en) | 2018-03-19 | 2018-03-19 | Medical waste sterilization system |
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| CN109201232A (en) * | 2018-09-20 | 2019-01-15 | 华蓥市职业教育培训中心 | A kind of MEDICAL WASTE TREATMENT equipment |
| CN112826954B (en) * | 2021-01-12 | 2022-12-13 | 南京贝克勒尔智能科技有限公司 | Sterilizing equipment for solid medical waste |
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| CN103008320A (en) * | 2011-09-23 | 2013-04-03 | 林中选 | Method and device for pulsed vacuum high-temperature steam treatment on medical waste |
| CN103341201A (en) * | 2013-07-16 | 2013-10-09 | 欧尔东有限公司 | Medical waste high temperature rotary-cut treatment process and treatment equipment |
| CN204911708U (en) * | 2015-07-20 | 2015-12-30 | 成都市四友化学工业有限责任公司 | Horizontal crusher |
| CN106943617A (en) * | 2017-03-23 | 2017-07-14 | 周建芹 | A kind of anti-infection isolating device of Pediatric Clinic medical use |
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| US20100092794A1 (en) * | 2005-01-31 | 2010-04-15 | Treatment And Recovery Of Waste | Treatment and recovery of waste |
| US20160217542A1 (en) * | 2015-01-22 | 2016-07-28 | Crossroads Extremity Systems, Llc | Surgical kit recovery and reuse system |
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|---|---|---|---|---|
| CN103008320A (en) * | 2011-09-23 | 2013-04-03 | 林中选 | Method and device for pulsed vacuum high-temperature steam treatment on medical waste |
| CN103341201A (en) * | 2013-07-16 | 2013-10-09 | 欧尔东有限公司 | Medical waste high temperature rotary-cut treatment process and treatment equipment |
| CN204911708U (en) * | 2015-07-20 | 2015-12-30 | 成都市四友化学工业有限责任公司 | Horizontal crusher |
| CN106943617A (en) * | 2017-03-23 | 2017-07-14 | 周建芹 | A kind of anti-infection isolating device of Pediatric Clinic medical use |
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