CN113776062A - Medical waste classification system - Google Patents
Medical waste classification system Download PDFInfo
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- CN113776062A CN113776062A CN202110938378.6A CN202110938378A CN113776062A CN 113776062 A CN113776062 A CN 113776062A CN 202110938378 A CN202110938378 A CN 202110938378A CN 113776062 A CN113776062 A CN 113776062A
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- garbage
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- medical waste
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- burning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B11/00—Feed or discharge devices integral with washing or wet-separating equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
- B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
- B03B5/36—Devices therefor, other than using centrifugal force
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/033—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment comminuting or crushing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/006—Layout of treatment plant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/20—Dewatering by mechanical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/60—Separating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/80—Shredding
Abstract
The invention discloses a medical waste classification treatment system, which comprises: the disinfection separation part is provided with a bearing cavity for containing disinfectant and is used for separating floating medical garbage and sinking medical garbage through buoyancy and disinfecting; a garbage burning part which is provided with a burning cavity and is used for burning the floating medical garbage separated by the disinfection separation part; the draining conveying part is arranged between the disinfecting and separating part and the garbage burning part and is used for receiving the floating medical garbage separated by the disinfecting and separating part and controlling and conveying dry water into a burning chamber of the garbage burning part; and the gas purification part is communicated with the smoke exhaust end of the waste incineration part and is used for purifying polluted gas generated by medical waste combustion of the waste incineration part. The invention has the advantages that the medical waste is disinfected by utilizing the buoyancy principle of the disinfectant, and meanwhile, the separation of the medical light waste and the medical heavy waste is completed, so that the danger of medical waste treatment is greatly reduced.
Description
Technical Field
The invention relates to the technical field of medical treatment and health, in particular to a medical waste classification treatment system.
Background
The medical waste refers to waste which is generated by medical institutions in medical treatment, prevention, health care and other related activities and has direct or indirect infectivity, toxicity and other harmfulness, and specifically comprises infectious, pathological, traumatic, medicinal and chemical waste (such as gauze, adhesive plaster, mask, disposable syringe, disposable infusion tube, medicine bottle and the like). The wastes contain a large amount of bacterial viruses and have certain characteristics of space pollution, acute viral infection and latent infection, if the wastes are not managed and are discarded at will, the wastes are mixed into household garbage and are scattered into the living environment of people, the wastes can pollute the atmosphere, water sources, land, animals and plants and even become the source of epidemic diseases, the disease transmission is caused, and the physical and psychological health of people is seriously harmed.
Present medical waste all classifies through medical personnel consciously when using and abandons, along with the continuous increase of hospital's disease, the pressure of treatment and nursing constantly increases, leads to medical personnel to accomplish the medical waste classification that becomes more meticulous under heavy work load very hardly, still needs to advance sorting, the disinfection of medical waste by the full-time staff, later transports to professional place and handles again. The whole process of sorting, treating and clearing medical waste is very complicated, special staff are required to wear protective clothing in a full name, and metal needles with sharp spines or fragile glass bottles and the like are also required to be carefully treated so as to prevent the medical waste from being scratched to cause disease infection, so that the working efficiency of the existing medical waste treatment is very low and the danger is very high.
Disclosure of Invention
The invention aims to provide a medical waste classification treatment system.
In order to achieve the purpose, the invention can adopt the following technical scheme:
the medical waste classification system of the invention comprises:
the disinfection separation part is provided with a bearing cavity for containing disinfectant and is used for separating floating medical garbage and sinking medical garbage through buoyancy and disinfecting;
a garbage burning part which is provided with a burning cavity and is used for burning the floating medical garbage separated by the disinfection separation part;
the draining conveying part is arranged between the disinfecting and separating part and the garbage burning part and is used for receiving the floating medical garbage separated by the disinfecting and separating part and controlling and conveying dry water into a burning chamber of the garbage burning part; and
and the gas purification part is communicated with the smoke exhaust end of the waste incineration part and is used for purifying polluted gas generated by medical waste combustion of the waste incineration part.
Furthermore, the disinfection separation part comprises a disinfection tank with an upper opening structure, a floating garbage discharge port is formed in the upper portion of one side wall of the disinfection tank, a blowing nozzle is arranged on the inner side of the other side wall of the disinfection tank, which is opposite to the floating garbage discharge port, and a nozzle of the blowing nozzle is opposite to the floating garbage discharge port and used for blowing floating medical garbage floating on the disinfection solution out of the floating garbage discharge port.
Furthermore, a sealing cover plate is hinged to an opening in the top of the disinfection tank, a feed opening is formed in the sealing cover plate and is close to and above the air blowing nozzle, and a blanking cone hopper is arranged on the feed opening.
Furthermore, at least one pair of crushing rollers for extruding and crushing the sunken medical waste is transversely arranged at the lower part of the bearing cavity of the sterilizing tank, a material outlet is formed in the bottom wall of the sterilizing tank below the crushing rollers, and a sealing plate is inserted in the material outlet in a horizontally sliding manner.
Further, the bottom of the disinfection tank is of a conical structure with a large upper part and a small lower part, and the material discharge port is formed in the center of the conical structure at the bottom of the disinfection tank; a liquid discharge pipe with an opening and closing valve is arranged at the lower edge of one side wall of the disinfection tank, the lower edge of a liquid inlet of the liquid discharge pipe is flush with the upper edge of the conical structure tank bottom of the disinfection tank, and a filter screen is arranged on the liquid inlet of the liquid discharge pipe; a material receiving cart with a handrail and universal mute wheels is arranged under the material outlet, and a material receiving hopper with an upper opening is arranged on the material receiving cart and is used for receiving medical waste slag discharged from the material outlet.
Furthermore, a material guide plate with an annular structure is arranged on the inner side wall of the disinfection tank above the crushing roller along the circumferential direction, and each plate body which is enclosed to form the material guide plate is an inclined plate which inclines towards the center from top to bottom.
Furthermore, the garbage burning part is an incinerator, the incinerator is provided with the burning cavity, a material inlet and a smoke exhaust pipeline, the material inlet and the smoke exhaust pipeline are communicated with the burning cavity, the discharge end of the draining conveying part is connected with the material inlet, and the air inlet end of the gas purifying part is communicated with the air outlet end of the smoke exhaust pipeline in a sealing mode.
Furthermore, the draining conveying part comprises a conveying belt and a conveying auger connected with the discharge end of the conveying belt, wherein the feed end of the conveying belt is connected with the floating garbage discharge port, and the discharge end of the conveying auger is connected with the material inlet of the incinerator.
Furthermore, the body of the conveyer belt is a micropore net belt and is used for draining disinfectant adsorbed by the floating medical waste, and a liquid receiving groove with an upper opening is arranged right below the conveyer belt and is used for receiving the disinfectant flowing down from the micropore net belt.
Further, the gas purification part is fly ash solidification treatment equipment connected to the gas outlet end of the smoke exhaust pipeline.
The invention has the advantages that the medical waste disinfection is realized by utilizing the buoyancy principle of the disinfectant, the separation of the medical light waste and the medical heavy waste is completed, the medical light waste (such as a mask, a plastic infusion tube/bottle, a syringe needle cylinder, gauze and the like) can float on the liquid level of the disinfectant to form floating medical waste, the medical heavy waste (such as a glass medicine bottle, a syringe needle and the like) can sink into the disinfectant to form sinking medical waste, in addition, the combustible characteristic of the floating medical waste is utilized, the incineration treatment of the floating medical waste and the purification treatment of the incinerated polluted gas (namely the solidification treatment of the incineration fly ash of the medical waste) are realized, the classification and the automatic treatment of the medical waste are realized, the medical waste is easily treated, the chemical pollution and the virus pollution can be effectively avoided, the easy, safe and effective treatment of the medical waste is ensured, the medical garbage treatment device has the advantages of reducing personnel investment, reducing labor cost, lightening labor intensity, improving working efficiency, effectively avoiding the risk of scratching the working personnel and greatly reducing the danger of medical garbage treatment.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of a portion B in fig. 1.
Fig. 4 is an enlarged view of the portion C in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
As shown in fig. 1, the medical waste classification treatment system according to the present invention includes a sterilization separation unit, a waste incineration unit, a drain transport unit, and a gas purification unit. The disinfection separation part is provided with a bearing cavity for containing disinfectant, is used for containing the disinfectant, separates the floating medical garbage from the sinking medical garbage through buoyancy, and can disinfect the floating medical garbage and the sinking medical garbage; the garbage burning part is provided with a burning cavity for burning the floating medical garbage separated by the disinfection and separation part; the draining conveying part is arranged between the disinfecting and separating part and the garbage burning part and is used for receiving the floating medical garbage separated by the disinfecting and separating part and controlling dry water to be conveyed into a burning chamber of the garbage burning part; the gas purification part is communicated with the smoke exhaust end of the waste incineration part and is used for purifying polluted gas generated by medical waste burned by the waste incineration part.
Specifically, the disinfection separation part comprises a disinfection tank 1 with an upper opening structure, the upper part of one side wall of the disinfection tank 1 is provided with a floating garbage discharge port 2, and when disinfectant is filled into the disinfection tank 1, the disinfectant can be only filled into the lower opening edge of the floating garbage discharge port 2; meanwhile, an air blowing nozzle 3 is arranged on the inner side of the other side wall of the disinfection tank 1 opposite to the floating garbage discharge port 2, a nozzle of the air blowing nozzle 3 is opposite to the floating garbage discharge port 2 and is preferably arranged at a position flush with the lower opening edge of the floating garbage discharge port 2, and the liquid level of the disinfectant in the disinfection tank 1 can be blown through the air blowing nozzle 3, so that the floating medical garbage floating on the disinfectant is blown to the floating garbage discharge port 2 and flows out of the disinfection tank 1 through the floating garbage discharge port 2.
At least one pair of crushing rollers 4 is transversely arranged at the lower part of the bearing cavity of the disinfection tank 1, the two rollers of each pair of crushing rollers 4 move oppositely to extrude and crush the sinking medical waste, the number of the crushing rollers 4 is determined according to the size of the inner cavity of the disinfection tank 1, as long as the crushing rollers 4 can be fully distributed on the cross section of the inner cavity of the disinfection tank 1, and the sinking medical waste can be ensured to fall onto the crushing rollers 4; of course, the inner side wall of the disinfection tank 1 above the crushing roller 4 can also be provided with a guide plate 5 with an annular structure along the circumferential direction, and each plate body which encloses the guide plate 5 is an inclined plate which inclines towards the center of the disinfection tank 1 from top to bottom, so that the sinking medical waste can fall towards the center of the crushing roller 4.
As shown in fig. 2, material outlet 6 has been seted up on the disinfection pond 1 diapire that is located crushing roller 4 below, thereby can be discharged by the crowded garrulous medical waste that sinks of crushing roller 4, material outlet 6 goes up the horizontal slip cartridge has a closing plate 7, be provided with a pair of notch horizontal sliding groove in opposite directions promptly on material outlet 6, closing plate 7 adaptation slip cartridge is in horizontal sliding groove, still can set up one deck rubber waterproof sealing pad 8 on the inner wall of horizontal sliding groove for improving the leakproofness, this rubber waterproof sealing pad 8 should stretch out horizontal sliding groove one section of outer distance, and guarantee that the section of rubber waterproof sealing pad 8 is the U-shaped structure that can attach on horizontal sliding groove cell wall.
Furthermore, the bottom of the disinfection tank 1 can be set to be a conical structure with a large upper part and a small lower part, and the material outlet 6 is arranged at the center of the conical structure at the bottom of the disinfection tank 1, so that the crushed sinking medical waste can be deposited at the bottom of the conical structure of the disinfection tank 1; as shown in fig. 3, a liquid discharge pipe 10 with an open-close valve 9 may be disposed at the lower edge of one of the sidewalls of the disinfection tank 1, and since the bottom of the disinfection tank 1 is in a conical structure, the lower opening edge of the liquid discharge pipe 10 is exactly flush with the bottom edge of the conical tank 1, so as to ensure that the sinking medical waste crushed by the crushing roller 4 will slide down to the bottom of the conical tank 1 and will not flow into the liquid discharge pipe 10; of course, in order to further prevent the sinking medical waste debris from flowing into the liquid discharge pipe 10, a filter screen 11 may be further disposed on the liquid inlet of the liquid discharge pipe 10, so as to block and filter the sinking medical waste debris crushed by the crushing roller 4, and prevent the sinking medical waste debris from being discharged along with the disinfectant in the liquid discharge pipe 10.
In order to conveniently clean and transport the sinking medical waste crushed by the crushing roller 4, the sterilizing tank 1 can be arranged on a support frame body 12, namely the sterilizing tank 1 is separated from the ground, so that a space capable of transporting the sinking medical waste is arranged below the material discharge port 6, a material receiving trolley 13 with a handrail and universal mute wheels is arranged right below the material discharge port 6, and the material receiving trolley 13 is provided with a material receiving hopper with an upper opening and used for receiving medical waste crushed slag discharged from the material discharge port 6.
In addition, in order to reduce the volatilization of the disinfectant contained in the disinfection tank 1 as much as possible, a sealing cover plate 14 can be hinged on the opening at the top of the disinfection tank 1, a feed opening 15 is formed in the sealing cover plate 14, the feed opening 15 is formed above the air blowing nozzle 3 and close to the air blowing nozzle, so that the medical waste thrown in from the feed opening 15 can just fall to the front of the nozzle of the air blowing nozzle 3, and the medical waste capable of floating (namely, floating medical waste) can be blown to the floating waste discharge port 2 well; in addition, a blanking cone hopper 16 can be arranged on the feeding port 15, so that the thrown medical waste can conveniently slide into the disinfection tank 1.
The garbage burning part is an incinerator 17, the incinerator 17 is provided with a burning cavity, a material inlet 18 and a smoke exhaust pipeline 19, the material inlet 18 is communicated with the burning cavity, the material inlet 18 is connected with the discharging end of the draining conveying part, and the smoke exhaust pipeline 19 is communicated with the air inlet end of the gas purifying part in a sealing mode.
The draining and conveying part comprises a conveying belt 20 and a conveying auger 21 connected with the discharging end of the conveying belt 20, wherein the feeding end of the conveying belt 20 is connected with the floating garbage discharging port 2, and the discharging end of the conveying auger 21 is connected with the material inlet 18 of the incinerator 17, so that a floating medical garbage conveying channel connected between the floating garbage discharging port 2 and the material inlet 18 is formed by the conveying belt 20 and the conveying auger 21. Specifically, the conveyor 20 includes an inclined conveyor 20.1 inclined downward from the floating garbage discharging port 2 and a horizontal conveyor 20.2 engaged with a conveying end (i.e., an inclined lower end) of the inclined conveyor 20.1, the inclined conveyor 20.1 is provided to allow the floating garbage discharged from the floating garbage discharging port 2 to rapidly fall, thereby facilitating the discharging of the garbage from the floating garbage discharging port 2, and the horizontal conveyor 20.2 is provided to provide a buffer for the rapidly falling floating medical garbage. The conveying auger 21 comprises an upward inclined lifting auger 21.1 and a horizontally arranged translation auger 21.2; as shown in fig. 4, the inlet of the elevating auger 21.1 is connected to the end of the horizontal conveyor belt 20.2 via a downward inclined connecting plate 22, the outlet of the elevating auger 21.1 is connected to the inlet of the translational auger 21.2 via a vertically arranged connecting cylinder 23, and the outlet of the translational auger 21.2 is directly connected to the material inlet of the incinerator 17; at this time, in order to prevent the medical waste falling from the horizontal conveying belt 20.2 to the lifting auger 21.1 from falling, a material baffle plate 24 can be arranged on the other side of the material inlet port of the lifting auger 21.1 opposite to the inclined connecting plate 22, or the material inlet port of the lifting auger 21.1 is enclosed by the material baffle plate 24.
Furthermore, in order to ensure that the draining conveying part can simultaneously have the draining function when conveying the floating medical waste, the belt bodies of the inclined conveying belt 20.1 and the horizontal conveying belt 20.2 are microporous net belts, so that disinfectant adsorbed by the floating medical waste can flow down from the meshes of the microporous net belts. Meanwhile, a liquid receiving tank 25 with an upper opening is arranged right below the inclined conveying belt 20.1 and the horizontal conveying belt 20.2 and is used for receiving the disinfectant flowing down from the microporous mesh belt, the liquid receiving tank 25 is a tank body with a strip-shaped structure, and the length of the tank body is consistent with the sum of the length of the inclined conveying belt 20.1 in the horizontal direction and the length of the horizontal conveying belt 20.2; in addition, a waste liquid discharge pipeline 26 communicated with the cavity of the liquid receiving tank 25 is arranged on the liquid receiving tank 25, the liquid inlet end of the waste liquid discharge pipeline 26 can be communicated with one end of the bottom wall of the liquid receiving tank 25, and the inner bottom surface of the liquid receiving tank 25 can be of an inclined surface structure inclining downwards towards the liquid inlet direction of the waste liquid discharge pipeline 26 so as to discharge waste liquid conveniently. A suction pump 27 for sucking the waste liquid in the liquid receiving tank 25 may be further provided in the waste liquid discharge line 26, and the liquid outlet end of the waste liquid discharge line 26 may be connected to the liquid discharge pipe 10, so that the waste liquid in the liquid receiving tank 25 can be discharged through the liquid discharge pipe 10.
The gas purification part is fly ash solidification treatment equipment 28 connected to the gas outlet end of the smoke exhaust pipeline 19; the fly ash and bottom ash mainly generated by medical waste incineration belong to special dangerous wastes, the bottom ash is relatively simple to treat and can be buried after harmless treatment, the content of toxic heavy metal elements (such As Ag, As, Bi, Cu, Cd, Cr, Ni, Pb and Zn) in the fly ash is higher, and the Cd, Pb, Cu and Zn in the fly ash have high mobility and are easy to migrate to the environment, so that the fly ash needs to be collected for special treatment, namely the fly ash solidification treatment equipment 28 is connected to the air outlet end of the smoke exhaust pipeline 19 of the incinerator 17, and the fly ash solidification treatment equipment 28 is common equipment on the market.
The working principle of the invention is as follows:
firstly, filling disinfectant into a disinfection tank 1, and filling the disinfectant into a position where the liquid level of the disinfectant is flush with the lower opening edge of a floating garbage discharge port 2; then the sealing cover plate 14 is buckled, and the medical waste to be treated is directly thrown into the disinfection tank 1 through the feeding port 15 on the sealing cover plate 14. At the moment, the heavier medical waste (namely sinking medical waste) can sink to the crushing roller 4 in the disinfection tank 1, and fall to the conical tank bottom at the bottom of the disinfection tank 1 after being crushed by the rotating crushing roller 4, and wait for the opening of the material discharge port 6 to be discharged together; the light medical waste (namely floating medical waste) floats on the liquid level of the disinfectant under the action of buoyancy, the air blowing nozzle 3 is opened to blow air to the floating waste discharge port 2, and the air blowing nozzle 3 is tightly attached to the upper part of the liquid level of the disinfectant, so that the liquid level of the disinfectant is blown, the liquid level flows towards the floating waste discharge port 2, the floating medical waste is pushed to flow to the floating waste discharge port 2, and the floating medical waste is discharged out of the disinfection tank 1 through the floating waste discharge port 2.
The floating medical garbage pushed out of the disinfection tank 1 falls onto the inclined conveyer belt 20.1, is driven by the inclined conveyer belt 20.1, and enters the incinerator 17 through the horizontal conveyer belt 20.2, the lifting auger 21.1 and the translation auger 21.2 to be incinerated; the bottom ash after incineration can be cleaned out of the incinerator 17 and can be buried after harmless treatment, the fly ash generated in the incineration process can enter the fly ash solidification treatment equipment 28 through the smoke exhaust pipeline 19, after the fly ash is solidified in the fly ash solidification treatment equipment 28, harmless and pollution-free gas is directly discharged into the air, and solid ash can be buried directly.
When a certain amount of sinking medical garbage debris is accumulated in the disinfection tank 1, discharging operation can be carried out, at the moment, the opening and closing valve 9 on the liquid discharge pipe 10 is firstly opened to discharge disinfection liquid in the disinfection tank 1, so that only a small part of the disinfection liquid at the bottom of the conical tank and the sinking medical garbage debris are mixed together in the disinfection tank 1, then the sealing plate 7 on the material discharge port 6 is opened, so that the residual small part of the disinfection liquid and the sinking medical garbage debris are discharged out of the disinfection tank 1 together and fall into the material receiving trolley 13 below to be cleaned away; in addition, a small part of residual disinfectant can also soak the sunk medical waste residues, so that the sunk medical waste residues can be smoothly discharged out of the disinfection tank 1.
Claims (10)
1. A medical waste classification system is characterized in that: comprises that
The disinfection separation part is provided with a bearing cavity for containing disinfectant and is used for separating floating medical garbage and sinking medical garbage through buoyancy and disinfecting;
a garbage burning part which is provided with a burning cavity and is used for burning the floating medical garbage separated by the disinfection separation part;
the draining conveying part is arranged between the disinfecting and separating part and the garbage burning part and is used for receiving the floating medical garbage separated by the disinfecting and separating part and controlling and conveying dry water into a burning chamber of the garbage burning part; and
and the gas purification part is communicated with the smoke exhaust end of the waste incineration part and is used for purifying polluted gas generated by medical waste combustion of the waste incineration part.
2. The medical waste sorting system of claim 1, wherein: the disinfection separation part comprises a disinfection tank with an upper opening structure, a floating garbage discharge port is formed in the upper portion of one side wall of the disinfection tank, an air blowing nozzle is arranged on the inner side of the other side wall of the disinfection tank, which is opposite to the floating garbage discharge port, and a nozzle of the air blowing nozzle is opposite to the floating garbage discharge port and used for blowing floating medical garbage floating on disinfection liquid out of the floating garbage discharge port.
3. The medical waste sorting system of claim 2, wherein: the top opening of the disinfection tank is hinged with a sealing cover plate, a feed opening is formed in the sealing cover plate and is arranged above the blowing nozzle, and a blanking cone hopper is arranged on the feed opening.
4. The medical waste sorting system of claim 2, wherein: at least one pair of crushing rollers for extruding and crushing the sinking medical waste is transversely arranged at the lower part of the bearing cavity of the sterilizing tank, a material outlet is formed in the bottom wall of the sterilizing tank below the crushing rollers, and a sealing plate is inserted in the material outlet in a horizontally sliding manner.
5. The medical waste sorting system of claim 4, wherein: the bottom of the disinfection tank is of a conical structure with a large upper part and a small lower part, and the material discharge port is formed in the center of the conical structure at the bottom of the disinfection tank; a liquid discharge pipe with an opening and closing valve is arranged at the lower edge of one side wall of the disinfection tank, the lower edge of a liquid inlet of the liquid discharge pipe is flush with the upper edge of the conical structure tank bottom of the disinfection tank, and a filter screen is arranged on the liquid inlet of the liquid discharge pipe; a material receiving cart with a handrail and universal mute wheels is arranged under the material outlet, and a material receiving hopper with an upper opening is arranged on the material receiving cart and is used for receiving medical waste slag discharged from the material outlet.
6. The medical waste sorting system of claim 4, wherein: the inner side wall of the disinfection tank above the crushing roller is circumferentially provided with a material guide plate with an annular structure, and each plate body which is enclosed to form the material guide plate is an inclined plate which inclines towards the center from top to bottom.
7. The medical waste sorting system of claim 2, wherein: the garbage burning part is an incinerator, the incinerator is provided with a burning cavity, a material inlet and a smoke exhaust pipeline, the material inlet and the smoke exhaust pipeline are communicated with the burning cavity, the discharge end of the draining conveying part is connected with the material inlet, and the air inlet end of the gas purifying part is communicated with the air outlet end of the smoke exhaust pipeline in a sealing mode.
8. The medical waste sorting system of claim 7, wherein: the draining conveying part comprises a conveying belt and a conveying auger connected with the discharging end of the conveying belt, wherein the feeding end of the conveying belt is connected with the floating garbage discharging port, and the discharging end of the conveying auger is connected with the material inlet of the incinerator.
9. The medical waste sorting system of claim 8, wherein: the belt body of the conveying belt is a microporous net belt and is used for draining disinfectant adsorbed by the floating medical waste, and a liquid receiving groove with an upper opening is arranged right below the conveying belt and is used for receiving the disinfectant flowing down from the microporous net belt.
10. The medical waste sorting system of claim 7, wherein: the gas purification part is fly ash solidification treatment equipment connected to the gas outlet end of the smoke exhaust pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110938378.6A CN113776062A (en) | 2021-08-16 | 2021-08-16 | Medical waste classification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110938378.6A CN113776062A (en) | 2021-08-16 | 2021-08-16 | Medical waste classification system |
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| CN113776062A true CN113776062A (en) | 2021-12-10 |
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| CN202110938378.6A Pending CN113776062A (en) | 2021-08-16 | 2021-08-16 | Medical waste classification system |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| KR200301994Y1 (en) * | 2002-09-27 | 2003-01-24 | (유)그린환경건설 | Floating dust exclusion apparatus using for high air pressure spray |
| CN101590487A (en) * | 2008-05-28 | 2009-12-02 | 北京锦奥华荣科技有限公司 | Medical garbage sorting recovery and incineration treatment method |
| CN204685270U (en) * | 2015-05-07 | 2015-10-07 | 广西壮族自治区环境保护科学研究院 | Sorting consumer waste treatment tank |
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