CN101590481A - Medical garbage sorting recovery and method for innocent treatment - Google Patents
Medical garbage sorting recovery and method for innocent treatment Download PDFInfo
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- CN101590481A CN101590481A CNA2008101135000A CN200810113500A CN101590481A CN 101590481 A CN101590481 A CN 101590481A CN A2008101135000 A CNA2008101135000 A CN A2008101135000A CN 200810113500 A CN200810113500 A CN 200810113500A CN 101590481 A CN101590481 A CN 101590481A
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Abstract
The present invention relates to a kind of medical garbage sorting recovery and method for innocent treatment, comprise the following steps: (1) refuse collection: adopt the sealing mode to collect; (2) letter sorting: the bulk materials and the bulk material that will wherein can recycle are separately separated; (3) pulverize: under the condition of sealing, the whole materials that focus on are pulverized; (4) radiation sterilization: whole materials of pulverizing are carried out radiation sterilization; (5) sorting: adopt mechanical system, proportion and magnetic according to material are divided into four classes with medical waste, and a class is lighter material, and second class is heavier material, and the 3rd class is a magnetisable material, and the 4th class is remaining material; (6) burn and recycle: the first kind, second class and the 3rd class material are recycled respectively, the 4th class material is sent into special-purpose incinerator burn.The present invention helps the recycling of physical resources, and reduces to the consumption of the energy with to the pollution of atmosphere.
Description
Technical field
The present invention relates to a kind of medical garbage sorting recovery and method for innocent treatment, be mainly used in recovery and final processing that medical waste and other have communicable Harmful Waste.
Background technology
Has communicable solid waste for medical waste etc., people have adopted multiple mode to handle, wherein the major technology direction is to burn, by burning microbial body is decomposed fully, no longer has any infectiousness, for example No. 200510048910.8 applications for a patent for invention of China disclose a kind of medical refuse circulating fluidized bed incinerating method, it is with the inert bed material of lime stone as recirculating fluidized bed, the sour gas neutralization reactions such as hydrogen chloride that produce in the calcium oxide that lime stone calcination at high temperature generates and hypochlorous acid in the medical waste and the pyrolytic incineration, after medical waste feeds the close phase section of incinerator combustion chamber, fluidised high temperature limestone particle inert bed material rapids is mixed with being, heat up, refuse pyrolysis, gasification, be divided into the gas-solid two-phase, gaseous product after the pyrolysis enters the suspension section combustion chamber to be continued to burn, a part of fine size is entrained in the suspension section combustion chamber with the light solid product of density and burns away after the pyrolysis, another part coarse size or density is high stays in the close phase section combustion chamber and burn, air-flow is being carried lime stone circulation fluidized bed material and flammable fine grained secretly and is being entered the gas solid separation combustion chamber and burn away, and lime stone and particle separate from air-flow in the gas solid separation combustion chamber sends close phase section combustion chamber back to and continue circulating combustion.In this way, medical waste is thoroughly decomposed and conversion, and in burning process, realize the deleterious acidic gas that may occur in the flue gas is held neutralization, to reduce pollution atmosphere by adding alkaline matter.This mode can effectively solve the infectiousness problem of medical waste, but owing to adopted the mode of burning, also brought fuel consumption, recoverable material to loss and problem such as atmosphere pollution, and Chinese 200310109675.1 applications for a patent for invention disclose a kind of medical waste treatment process, this technology comprises the steps: the first step, by waste conveyor medical waste is sent into the integrated treatment device, and sealing; Second step was 138 ℃-160 ℃ a steam to integrated treatment device delivery temperature, made pressure rise to 4-8 atmospheric pressure, and the retention time is 20-50 minute; The 3rd step, open integrated treatment device lower end garbage emission device, make medical waste enter gatherer in the sealing mode, steam is discharged from its chimney; In the 4th step, the medical waste in the gatherer is sent into separator by conveying mechanism; The 5th step went out the metal in the medical waste, battery sorting; In the 6th step, the medical waste after sorting is transported to the pulverizer pulverizing; In the 7th step, the rubbish after pulverizing is transported to the processing place.The high-temperature steam sterilization because this mode is gone ahead of the rest, carry out letter sorting to a certain extent then, reclaim the metal that to recycle and should not adopt the burning disposal battery, improved the combustion characteristics of material to a certain extent, but final processing is still by burning disposal, the problem of bringing because of burning interdependent.
But, on the formation of medical waste, except a small amount of material needs special the processing, the composition of most of material is similar with general sexual life rubbish, and wherein the material of part medical waste itself has good recycling value, for example disposable plastic goods and fibre, why these medical wastes can not equally be recycled with house refuse, The key factor be wherein with may carry by causing a disease and dangerous microorganism, if collect and recycle, will bring very big danger to environment and practitioner as existing house refuse.
Summary of the invention
For overcoming the above-mentioned defective of prior art, the invention provides a kind of medical garbage sorting recovery and method for innocent treatment, adopt this method, the recycling of useful material in the realization medical waste of limit greatly, reduced the material ratio of burning, therefore help the recycling of physical resources, and help to reduce to the consumption of the energy with to the pollution of atmosphere.
The present invention realizes that the technical scheme of above-mentioned purpose is: a kind of medical garbage sorting recovery and method for innocent treatment comprise the following steps:
(1) refuse collection: adopt the collection mode of sealing, carry out the collection of medical waste;
(2) letter sorting: separate for bulk materials that wherein can recycle separately and bulk material, collect separately and recycle, unclassified stores focuses on;
(3) pulverize: under the condition of sealing, the whole materials that focus on are pulverized;
(4) radiation sterilization: whole materials of pulverizing are carried out radiation sterilization;
(5) sorting: adopt mechanical system, proportion and magnetic according to material are divided into four classes with medical waste, and a class is lighter material, and its main component is fiber and other macromolecule organics; Second class is heavier material, and its main component is ore deposit class materials such as metal and sandstone; The 3rd class is a magnetisable material, wherein has iron and other metals of high level; The 4th class is remaining material, wherein mostly is organic matter.
(6) burn and recycle: the first kind, second class and the 3rd class material are recycled respectively, the 4th class material is sent into special-purpose incinerator burn.
The invention has the beneficial effects as follows: by letter sorting, the material of large recyclable utilization is reclaimed, these materials constitute single, recycle to be worth greatly, are convenient to recycle separately, help improving the recovery value of material, reduce processing cost; Carry out sterilization treatment by the mode of pulverizing the back radiation sterilization, sterilization effect is good, has eliminated its disease propagation, for follow-up recycling provides condition; Owing to carry out sorting, make the material more than 60% wherein have the possibility of recycling, reduced the quantity of refuse that needs burning thus, improved the recycling ratio of material, reduced and burned energy resource consumption and the atmosphere pollution that brings, obtained physical resources.
Description of drawings
Fig. 1 is a schematic flow sheet of the present invention.
The specific embodiment
Medical garbage sorting recovery provided by the invention and method for innocent treatment comprise the following steps:
(1) refuse collection: adopt the collection mode of sealing, carry out the collection of medical waste;
(2) letter sorting: separate for bulk materials that wherein can recycle separately and bulk material, collect separately and recycle, unclassified stores focuses on;
(3) pulverize: under the condition of sealing, the whole materials that focus on are pulverized, pulverized according to the mode that the disintegrating apparatus of selecting for use can adopt once pulverizing and secondary to pulverize.
(4) radiation sterilization: whole materials of pulverizing are carried out radiation sterilization;
(5) sorting: adopt mechanical system, proportion and magnetic according to material are divided into four classes with medical waste, and a class is lighter material, and its main component is fiber and other macromolecule organics; Second class is heavier material, and its main component is ore deposit class materials such as metal and sandstone; The 3rd class is a magnetisable material, wherein has iron and other metals of high level; The 4th class is remaining material, wherein mostly is organic matter.
(6) burn and recycle: the first kind, second class and the 3rd class material are recycled respectively, the 4th class material is sent into special-purpose incinerator burn.
In step (1), reply separate sources and different types of medical waste are collected separately, adopt different refuse containers to deposit, can not be suitable for processing mode of the present invention to wherein particular matter, should on the basis of collecting separately, handle separately according to pertinent regulations and common way, for example pathologic discarded object, radioactive substance or the like although these materials are listed the category of medical waste in, can not be sneaked into other medical wastes and carry out unified processing.What therefore, the present invention adapted to is not have the rubbish of independent process mode or the rubbish that needn't handle separately.
In step (2), collect separately with recoverable material bulk large, so that recycling separately, in the process that these letter sortings generally can rubbish produce, adopt independent container to need to sort the collection of the rubbish of handling and deposit, these rubbish of depositing separately are transported to the recycling place separately;
In step (3), adopt full closeding equipment to carry out the pulverizing of rubbish, in the disintegrating apparatus of sealing ultraviolet disinfection lamp to be set, so that the air that carries out wherein carries out disinfection, avoid carrying microorganism because of swimming in airborne particle, leak into space outerpace.
In step (4), can adopt electron accelerator to carry out radiation sterilization, this radiation device uses flexibly, and irradiation hazard is little, is convenient to protection.
Adopt rubbish material that the conveyer belt mode makes pulverizing radiation areas continuously, so that work continuously.
In step (5), adopt following manner to carry out mechanical sorting
(a) magnetic separation adopts magnetic plant with the magnetisable material separating treatment in the material, and these magnetisable materials can be used as metallurgical raw material and recycled;
(b) selection by winnowing: the feed separation that proportion is lighter is handled, and these materials mostly are fiber-like and other organic materials, can be used to make composite building material etc. after cleaning and pulverizing;
(c) gravity jigging: the material sorting process that proportion is bigger, these materials mostly are inorganic minerals such as stone sand and metal etc., can come out by the feed separation that further technique of preparing will wherein contain higher metal, as metallurgical raw material, remaining material can be used for building materials or carry out landfill, owing to wherein less contain organic matter and nuisance, generally can not produce pollution behind this material landfill, and not require complicated landfill yard ground processing underground water and atmosphere;
Recycle respectively for the material that sorts out, for remaining material, through remaining material after the above-mentioned sorting, briquet, the burning that enters next step, in the burning mode as final processing mode.
Except above-mentioned incineration technology, can also adopt other various suitable existing incineration technologies, because the technology of this respect is more, scope that can be for you to choose is bigger, but what should note one is the consumption of fuel, should make full use of the combustibility of rubbish itself, reduce the consumption of fuel, the 2nd, avoid pollution to atmosphere, particularly reduce and avoid the generation of pollutants such as dioxin by the combustion technology that adapts to, the 3rd, the heat that burns is utilized fully.
Claims (10)
1. medical garbage sorting recovery and method for innocent treatment is characterized in that comprising the following steps:
(1) refuse collection: adopt the collection mode of sealing, carry out the collection of medical waste;
(2) letter sorting: separate for bulk materials that wherein can recycle separately and bulk material, collect separately and recycle, unclassified stores focuses on;
(3) pulverize: under the condition of sealing, the whole materials that focus on are pulverized, pulverized according to the mode that the disintegrating apparatus of selecting for use can adopt once pulverizing and secondary to pulverize.
(4) radiation sterilization: whole materials of pulverizing are carried out radiation sterilization;
(5) sorting: adopt mechanical system, proportion and magnetic according to material are divided into four classes with medical waste, and a class is lighter material, and its main component is fiber and other macromolecule organics; Second class is heavier material, and its main component is ore deposit class materials such as metal and sandstone; The 3rd class is a magnetisable material, wherein has iron and other metals of high level; The 4th class is remaining material, wherein mostly is organic matter.
(6) burn and recycle: the first kind, second class and the 3rd class material are recycled respectively, the 4th class material is sent into special-purpose incinerator burn.
2. medical garbage sorting recovery as claimed in claim 1 and method for innocent treatment, it is characterized in that: in step (1), adopt independent container to need to sort the collection of the rubbish of handling and deposit, these rubbish of depositing separately are transported to the recycling place separately.
3. medical garbage sorting recovery as claimed in claim 2 and method for innocent treatment, it is characterized in that: in step (2), to collect separately and independent the processing according to the discarded object that pertinent regulations and common way should collect separately and handle separately, can not sneak in the unified medical waste of handling.
4. as claim 1,2 and 3 described medical garbage sorting recovery and method for innocent treatment, it is characterized in that: in step (3), adopt full closeding equipment to carry out the pulverizing of rubbish, in the disintegrating apparatus of sealing ultraviolet disinfection lamp will be set, air is carried out disinfection.
5. medical garbage sorting recovery as claimed in claim 4 and method for innocent treatment is characterized in that: adopt the described pulverizing of mode of once pulverizing and secondary pulverizing according to the disintegrating apparatus of selecting for use.
6. medical garbage sorting recovery as claimed in claim 5 and method for innocent treatment is characterized in that: in step (4), adopt rubbish material that the conveyer belt mode makes pulverizing radiation areas continuously, so that work continuously.
7. medical garbage sorting recovery as claimed in claim 6 and method for innocent treatment, it is characterized in that: described sorting adopts mechanical system to carry out, comprise magnetic separation, described magnetic separation mode is for adopting magnetic plant with the magnetisable material separating treatment in the material, and these magnetisable materials can be used as metallurgical raw material and recycled.
8. medical garbage sorting recovery as claimed in claim 7 and method for innocent treatment, it is characterized in that: described sorting adopts mechanical system to carry out, comprise selection by winnowing, described selection by winnowing mode is that the feed separation that proportion is lighter is handled, these materials mostly are fiber-like and other organic materials, can be used to make composite building material etc. after cleaning and pulverizing.
9. medical garbage sorting recovery as claimed in claim 8 and method for innocent treatment, it is characterized in that: described sorting adopts mechanical system to carry out, comprise the gravity jigging, described gravity jigging mode is the material sorting process that proportion is bigger, these materials mostly are inorganic minerals such as stone sand and metal etc., can come out by the feed separation that further technique of preparing will wherein contain higher metal, as metallurgical raw material, remaining material is used for building materials or carries out landfill.
10. medical garbage sorting recovery as claimed in claim 9 and method for innocent treatment is characterized in that: will be through remaining material after the above-mentioned sorting, briquet, the burning that enters next step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101135000A CN101590481A (en) | 2008-05-28 | 2008-05-28 | Medical garbage sorting recovery and method for innocent treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101135000A CN101590481A (en) | 2008-05-28 | 2008-05-28 | Medical garbage sorting recovery and method for innocent treatment |
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| CN101590481A true CN101590481A (en) | 2009-12-02 |
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| CNA2008101135000A Pending CN101590481A (en) | 2008-05-28 | 2008-05-28 | Medical garbage sorting recovery and method for innocent treatment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497828A (en) * | 2017-09-06 | 2017-12-22 | 宁波市北仑环保固废处置有限公司 | A kind of clinical waste chemical disinfection harmlessness disposing technique |
| CN107552548A (en) * | 2017-10-31 | 2018-01-09 | 陕西爱骨医疗股份有限公司 | Medical garbage sorting recovery method for innocent treatment |
| CN107597808A (en) * | 2017-10-09 | 2018-01-19 | 张炽广 | A kind of efficient household garbage sorting system |
| CN108273761A (en) * | 2018-03-12 | 2018-07-13 | 华侨大学 | A kind of device and method of sorting building waste |
| CN109028084A (en) * | 2018-07-09 | 2018-12-18 | 太仓市霍普思机械技术有限公司 | A kind of medical refuse burning device |
| CN109047270A (en) * | 2018-06-21 | 2018-12-21 | 冯丹 | A kind of medical rubbish harmless processing method |
-
2008
- 2008-05-28 CN CNA2008101135000A patent/CN101590481A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497828A (en) * | 2017-09-06 | 2017-12-22 | 宁波市北仑环保固废处置有限公司 | A kind of clinical waste chemical disinfection harmlessness disposing technique |
| CN107597808A (en) * | 2017-10-09 | 2018-01-19 | 张炽广 | A kind of efficient household garbage sorting system |
| CN107552548A (en) * | 2017-10-31 | 2018-01-09 | 陕西爱骨医疗股份有限公司 | Medical garbage sorting recovery method for innocent treatment |
| CN108273761A (en) * | 2018-03-12 | 2018-07-13 | 华侨大学 | A kind of device and method of sorting building waste |
| CN109047270A (en) * | 2018-06-21 | 2018-12-21 | 冯丹 | A kind of medical rubbish harmless processing method |
| CN109047270B (en) * | 2018-06-21 | 2021-09-17 | 刘晶晶 | Harmless treatment method for medical waste |
| CN109028084A (en) * | 2018-07-09 | 2018-12-18 | 太仓市霍普思机械技术有限公司 | A kind of medical refuse burning device |
| CN109028084B (en) * | 2018-07-09 | 2020-06-12 | 济南云水腾跃环保科技有限公司 | Medical waste burns device |
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Open date: 20091202 |