CN205108482U - Novel medical waste sterilization device - Google Patents
Novel medical waste sterilization device Download PDFInfo
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- CN205108482U CN205108482U CN201520823629.6U CN201520823629U CN205108482U CN 205108482 U CN205108482 U CN 205108482U CN 201520823629 U CN201520823629 U CN 201520823629U CN 205108482 U CN205108482 U CN 205108482U
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- digester
- conduction oil
- medical waste
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Abstract
The utility model provides a novel medical waste sterilization device, including the boiling pan, be equipped with feed inlet, discharge gate and pot frame on the boiling pan, and be equipped with agitating unit on the boiling pan for medical waste to in the boiling pan stirs, the digester shell of boiling pan is double -deck and sets up, and the double -deck digester shell of boiling pan is connected with the circulating line, be equipped with on the circulating line and lead hot oil tank, oil pump and organic heat carrier boiler, it is equipped with the conduction oil in the hot oil tank to lead for provide the conduction oil for the circulating line, the organic heat carrier boiler provides the heat for the conduction oil, the oil pump drive conduction oil flows. The utility model discloses simple structure, the operation is safe convenient, and the processing time is short, and the boiling pan is wide with the contact surface of medical waste when handling moreover to disinfect thoroughly, the effect is obvious.
Description
Technical field
This utility model relates to sterilization technology field, has referred to a kind of Novel medical rubbish bactericidal unit especially.
Background technology
Medical waste refers to contacted patient blood, the human body etc., and the contaminative rubbish produced by hospital.As used cotton balls, Sha Bu, adhesive plaster, waste water, disposable medical appliance, postoperative waste products, expired medicine etc.Medical examining report according to national health department shows, because medical waste has space-pollution, the features such as acute infection and latency pollution, its virus, the hazardness of pathogenic bacteria be common house refuse tens, hundreds of even thousands of times.If dealt with improperly, will the severe contamination to environment be caused, also may become the source of pestilence.
According to health statistics in 2010, the every ten thousand population inpatient beds of China were 33, altogether about 4,620,000 beds, produced rubbish for each person every day and pressed 1.5Kg calculating, produce medical waste 6930 tons every day.At present, the medical waste that hospital's every day of China produces is a lot, medical waste need timely, safe carrying out in advance kill mattress, sterilization, encapsulation process, only have the medical waste after killing mattress, sterilization, encapsulation process just can transport to consumer waste filling and embedding process or be transported to MSW Incineration Plant and carry out burning disposal.
The treatment technology of clinical waste is also in the stage of fumbling in China, and method for optimizing is still not mature enough.Relevant treatment technology is divided three classes substantially: 1. high-temperature process method, as burning method, pyrolysismethod and gasification; 2. substituted type facture, as chemical disinfection, high temperature and high pressure steam sterilization, dry method heat-sterilization, microwave treatment method and security landfill method; 3. innovative technology, as plasma technology, radiation technique.Multiple technologies are had for the treatment of medical waste, different according to handling principle, generally can be divided into sterilization method, burning method, plasma method, pyrolysismethod and sanitary landfill method etc., first three methods all can produce a lot of poisonous and hazardous acidic flue gas, as contained the harmful substances such as SO2, HCL, NOX, HF, heavy metal, particulate matter and dioxin in flue gas, great destruction is caused to the environment of human survival; Sanitary landfills medical waste method, be that medical waste is carried out landfill, this method takies a large amount of soils, and in today of soil growing tension, this method is subject to great limitation.
In China, existing digester medical waste sterilization is still in space state, the method that most medical waste sterilization treatment still have employed traditional high temperature and high pressure steam sterilizing carrys out sterilizing, this method have his feature be sterilizing time be about more than 45 minutes, sterilization temperature is being not less than 134 DEG C, pressure is not less than 220KPa, sterilizing is thorough, but also there are some problems, operation with pressure, secure context, rubbish increase-volume after sterilizing, rubbish change has been wet and has been increased weight, and adds follow-up garbage disposal work difficulty.
Utility model content
Technical problem to be solved in the utility model, propose a kind of Novel medical rubbish bactericidal unit exactly, fill up the blank of China's digester medical waste sterilization aspect, it is safe and practical, and efficiency is high.
For solving the problems of the technologies described above, this utility model is achieved by the following technical solutions:
A kind of Novel medical rubbish bactericidal unit, comprise digester, described digester is provided with charging aperture, discharging opening and cooker racks, and digester is provided with agitating device, for stirring the medical waste in digester, the pot wall of described digester is double-deck setting, and the double boiler wall of digester is connected with circulating line, described circulating line is provided with heat conduction fuel tank, oil pump and boiler of organic heat carrier, conduction oil is provided with in described heat conduction fuel tank, for providing conduction oil for circulating line, described boiler of organic heat carrier provides heat for conduction oil, described oil pump drives conduction oil flowing.
As preferably, the charging aperture of described digester is connected with feeding device, described feeding device comprises belt conveyer and disintegrating machine, the end of described belt conveyer is connected with the entrance of described disintegrating machine, the medical waste of bulk or whole bag is transported to the entrance of disintegrating machine by belt conveyer, through crusher in crushing, medical waste can be broken into the granule of 30-50mm, the heat of high temperature of conduction oil fully can be absorbed after short grained medical waste enters digester, abundant sterilization, sterilizing, have received good sterilization effect, also improve the output of process medical waste simultaneously.
As preferably, described digester is connected with vacuum extractor, for to the process of digester evacuation, ensure the environment being in a vacuum-0.097MPa in digester, make microorganism and sick difficult poison be difficult to existence, play the effect of sterilization, sterilizing, equipment is also be in the state that does not have pressure simultaneously, equipment operating gets up safe and reliable, and operator are also safer.
As preferably, rope flow flow deflector is provided with in described double boiler wall, for destroying the laminar motion of conduction oil, forcing conduction oil to make turbulent motion, the conduction oil coefficient of heat transfer can be made to improve, improve the abundant exchange of conduction oil heat and medical waste heat, in exchange process, continuous high temperature sterilizes, and improves heat energy utilization ability, namely the equipment that reaches runs cost saving, significantly improves the economic benefit of equipment.
As preferably, described disintegrating machine is double-geared roller crusher.
As preferably, the energy of described boiler of organic heat carrier is fuel oil or combustion gas.
Compared with prior art, the beneficial effect that this utility model has is: this utility model structure is simple, easy-to-operate, and the processing time is short, and during process, the contact of digester and medical waste is wide, thus sterilization thoroughly, successful.
Accompanying drawing explanation
Fig. 1 is the digester of this utility model preferred embodiment and the syndeton schematic diagram of circulating line;
Fig. 2 is the close-up schematic view of Fig. 1;
Fig. 3 is the digester of this utility model preferred embodiment and the syndeton schematic diagram of feeding device.
Detailed description of the invention
For the understanding this utility model making those skilled in the art more clear and intuitive, below in conjunction with accompanying drawing, this utility model is further described.
Be preferred embodiment of the present utility model as Figure 1-3.
A kind of Novel medical rubbish bactericidal unit, comprise digester 1, digester 1 is provided with charging aperture 2, discharging opening 3 and cooker racks 4, and digester 1 is provided with agitating device 5, for stirring the medical waste 6 in digester 1, the pot wall of digester 1 is double-deck setting, and the double boiler wall of digester 1 is connected with circulating line 7, circulating line 7 is provided with heat conduction fuel tank 8, oil pump 9 and boiler of organic heat carrier 10, conduction oil is provided with in heat conduction fuel tank 8, for providing conduction oil for circulating line 7, boiler of organic heat carrier 10 provides heat for conduction oil, oil pump 9 drives conduction oil to flow, the energy of boiler of organic heat carrier 10 is fuel oil or combustion gas.
The charging aperture 2 of digester 1 is connected with feeding device, described feeding device comprises belt conveyer 11 and double-geared roller crusher 12, the end of belt conveyer 11 is connected with the entrance of double-geared roller crusher 12, the medical waste 6 of bulk or whole bag is transported to the entrance of double-geared roller crusher 12 by belt conveyer 11, broken through double-geared roller crusher 12, medical waste 6 can be broken into the granule of 30-50mm, the heat of high temperature of conduction oil fully can be absorbed after short grained medical waste 6 enters digester 1, abundant sterilization, sterilizing, have received good sterilization effect, also improve the output of process medical waste simultaneously.
In addition, digester 1 is connected with vacuum extractor 13, for to the process of digester 1 evacuation, ensure the environment being in a vacuum-0.097MPa in digester 1, make microorganism and sick difficult poison be difficult to existence, play the effect of sterilization, sterilizing, equipment is also be in the state that does not have pressure simultaneously, equipment operating gets up safe and reliable, and operator are also safer.
Rope flow flow deflector 14 is provided with in the double boiler wall of digester 1, for destroying the laminar motion of conduction oil, conduction oil is forced to make turbulent motion, the conduction oil coefficient of heat transfer can be made to improve, improve the abundant exchange of conduction oil heat and medical waste heat, in exchange process, continuous high temperature sterilizes, improve heat energy utilization ability, the equipment that namely reaches runs cost saving, significantly improves the economic benefit of equipment.
This device and the Measures compare of other treatment of!medical waste, have his obvious advantage.As compared with high temperature and high pressure steam method medical waste sterilization method, the method for disinfection of this device is more thorough than steaming process sterilization, sterilization completely, do not hide and stay antibacterial, effectively destroy the living environment of microorganism, this is because medical waste has carried out break process through disintegrating machine before entering digester, the medical waste entered in digester is made to be in the granule of 30-50mm, increase the abundant exchange of medical waste and heat of high temperature, medical waste is made to absorb a large amount of heats, temperature improves significantly to about 200 DEG C, and continue 30 minutes, thus improve sterilizing efficiency, and the medical waste of steaming process sterilizing does not pass through fragmentation, but directly enter in steam drum and sterilize, medical waste does not also unpack, bactericidal effect does not have this device of digester good.
That negative pressure of vacuum is run in digester during operation, the sterilizing of high temperature and high pressure steam method is not had to have steam pressure like that, safe and reliable in use, in addition, although the output temperature of the conduction oil of boiler of organic heat carrier is up to 200 DEG C-220 DEG C, but the boiler of organic heat carrier of conduction oil is still within the scope of normal pressure and runs, and do not belong to the category of pressure vessel, equipment is recommendable from the angle of safe operation.Because the sterilizing time of digester can shorten, thus improve production efficiency than the sterilization of high temperature and high pressure steam method; Boiler of organic heat carrier selects conduction oil as thermal medium, and than steam boiler energy-saving, current boiler of organic heat carrier power consumption, at 6Kg/h diesel oil, compares steam boiler energy-saving.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a Novel medical rubbish bactericidal unit, comprise digester, it is characterized in that: described digester is provided with charging aperture, discharging opening and cooker racks, and digester is provided with agitating device, for stirring the medical waste in digester, the pot wall of described digester is double-deck setting, and the double boiler wall of digester is connected with circulating line, described circulating line is provided with heat conduction fuel tank, oil pump and boiler of organic heat carrier, conduction oil is provided with in described heat conduction fuel tank, for providing conduction oil for circulating line, described boiler of organic heat carrier provides heat for conduction oil, described oil pump drives conduction oil flowing.
2. Novel medical rubbish bactericidal unit according to claim 1, it is characterized in that: the charging aperture of described digester is connected with feeding device, described feeding device comprises belt conveyer and disintegrating machine, and the end of described belt conveyer is connected with the entrance of described disintegrating machine.
3. Novel medical rubbish bactericidal unit according to claim 2, is characterized in that: described digester is connected with vacuum extractor, for the process of digester evacuation.
4. Novel medical rubbish bactericidal unit according to claim 3, is characterized in that: be provided with rope flow flow deflector in described double boiler wall, for destroying the laminar motion of conduction oil.
5. Novel medical rubbish bactericidal unit according to claim 4, is characterized in that:, described disintegrating machine is double-geared roller crusher.
6. Novel medical rubbish bactericidal unit according to claim 5, is characterized in that: the energy of described boiler of organic heat carrier is fuel oil or combustion gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520823629.6U CN205108482U (en) | 2015-10-23 | 2015-10-23 | Novel medical waste sterilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520823629.6U CN205108482U (en) | 2015-10-23 | 2015-10-23 | Novel medical waste sterilization device |
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| CN205108482U true CN205108482U (en) | 2016-03-30 |
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| CN201520823629.6U Active CN205108482U (en) | 2015-10-23 | 2015-10-23 | Novel medical waste sterilization device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504490A (en) * | 2017-08-30 | 2017-12-22 | 邹连科 | A kind of viral germ wastewater and waste materials burning is gone out malicious stove |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504490A (en) * | 2017-08-30 | 2017-12-22 | 邹连科 | A kind of viral germ wastewater and waste materials burning is gone out malicious stove |
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