CN1225622C - Movable medical garbage incinerator - Google Patents
Movable medical garbage incinerator Download PDFInfo
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- CN1225622C CN1225622C CN 03139618 CN03139618A CN1225622C CN 1225622 C CN1225622 C CN 1225622C CN 03139618 CN03139618 CN 03139618 CN 03139618 A CN03139618 A CN 03139618A CN 1225622 C CN1225622 C CN 1225622C
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- rotary kiln
- combustion device
- medical garbage
- mobile medical
- garbage combustion
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Abstract
The present invention provides a moving incineration device for medical refuse, which comprises an incineration mechanism and a moving trolley, wherein the incineration mechanism is in a rotary kiln type structure and is arranged on the moving trolley. The rotary kiln type incineration mechanism comprises a feeding box, a high temperature air burner, a rotary kiln, an ash melting treatment member, a heat accumulating burner and an air preheater, wherein the feeding box is connected with the rotary kiln, and the high temperature air burner is arranged at the front part of the rotary kiln and is connected with the rotary kiln. The ash melting treatment member is arranged at the back part of the rotary kiln and is communicated with the rotary kiln. The heat accumulating burner is arranged on the ash melting treatment member, and the air preheater is arranged in a smoke channel communicated with the rotary kiln. The device has the advantages of flexible movement, convenient use, compact structure, small size, high treatment efficiency, good environmental protection effect, little investment and low running cost, and can conveniently, safely and effectively treat medical refuse. The present invention can satisfy the using requirements of emergency epidemic diseases just like SARS, and has good application prospects.
Description
Technical field
The present invention relates to a kind of garbage combustion device, particularly a kind of mobile medical garbage combustion device.
Background technology
Usually contain in the medical waste: paper, cloth, plastics, rubber, sewage, glass etc., comprising used article of patient and excreta, contain virus, bacterium and poisonous and harmful substance.Hospital waste is exposed to be stacked, and can grow source and viral diffuse source, the particularly used article of " SARS " patient by what mosquitos and flies, mouse etc. became pathogen, might pass through the air borne disease; Therefore, the processing of medical waste receives the concern of various circles of society.Treating method to medical waste generally has chemical treatment and burning disposal; Common chemical treatment is cumbersome, and has the problem of handling the back discharging; Burning disposal is then simple and reliable, has data to show that general burning can destroy 99.999% organic matter.The burning disposal of medical waste generally adopts the method that fixed point is burned at present, and the medical waste that is about to several hospitals is transported to a fixing place, utilizes relatively large burning facility to carry out burning disposal.Medical waste fixed point burning disposal has following weak point: have the hidden danger, particularly " SARS " virus etc. of virus, bacterium diffusion in the rubbish transportation, if poorly sealed or sealing bag is damaged, may pass through air borne; The fixed point incineration plant construction period is long, is difficult to adapt to the needs that resemble " SARS " so urgent epidemic situation outburst; Relatively large burning facility needs not only that investment is big, cost is high, and be inconvenient to carry and moves, the medical institutions that can not satisfy distributes looses and the medical waste needs of other relevant departments rapidly, safely, the requirement of processing quickly and easily.Provide a kind of " mobile domestic garbage incinerator " in the patent No. in for 96202035.4 Chinese utility model patent, this incinerator mainly is to be provided with the waste incineration trolley in body of heater, the waste incineration trolley is arranged with wheel, can move along track on the ground; House refuse enters the waste incineration trolley by the charging aperture on the body of heater, in the burning bucket on the waste incineration trolley incineration firing is handled then, and burning back waste incineration trolley shifts out body of heater along track in the body of heater and carries out Water Quenching; Though this incinerator can carry out move operation, it is not the refuse treatment plant of the convenient migration of real meaning, and handling different local rubbish still needs to adopt handbarrow such as crane to move; On the other hand, this incinerator is not provided with tight hermetically-sealed construction at medical waste, thereby the leakage that produces easily harmful substance in processing procedure pollutes, thereby this mobile domestic garbage incinerator and be not suitable for handling medical waste.
Summary of the invention
The objective of the invention is to overcome the shortcoming that prior art exists, a kind of compact conformation, conveniently moving, medical waste treatment effeciency height are provided, manipulate simple, convenient and safe mobile medical garbage combustion device.
Purpose of the present invention is achieved through the following technical solutions: this mobile medical garbage combustion device comprises and burns mechanism and travelling car, and described burning mechanism is the rotary kiln type structure, all is arranged on the travelling car.
Described rotary kiln type is burned mechanism and is comprised material feeding box, high-temperature air burning device, rotary kiln, ash melting processing member, heat-storage type burner, air preheater, material feeding box is connected with the inlet of rotary kiln, the high-temperature air burning device is installed on the leading section of rotary kiln and is connected with rotary kiln, ash melting processing member is installed on the rearward end of rotary kiln and is connected with rotary kiln, ash melting is handled member and is provided with heat-storage type burner, in the flue that air preheater is arranged on rotary kiln is connected.
Described air preheater is a regenerative air preheater, comprises two identical ceramic honeycomb heat exchangers, and described two ceramic honeycomb heat exchanger two ends are connected by air inlet two-position four-way valve and exhaust two-position four-way valve respectively.
Described exhaust two-position four-way valve is connected with external boiler.
The structure that described rotary kiln and ash melting are handled member all comprises three layers: shell, heat-insulation layer, flame retardant coating.
The shell of described rotary kiln is outside equipped with swivel becket, and swivel becket matches with the rotary kiln bearing and is connected, and the rotary kiln bearing is connected with driving mechanism.
Described material feeding box is provided with seal cover board, can guarantee the material feeding box sealing.The rotary kiln inducer that is connected with material feeding box is fixed, and can be sealedly and fixedly connected with material feeding box, does not have leakage to guarantee material feeding box and rotary kiln junction.
The front and rear portions position of described travelling car is provided with adjustable for height supporting leg; Described supporting leg is a hydraulic component; Can make rotary kiln free adjustment height and inclination angle by hydraulic component.
Operation principle of the present invention is: this mobile medical garbage combustion device will burn mechanism and be installed on the travelling car, and burning mechanism is moved along with moving freely of travelling car; The burning mechanism of this device adopts the rotary kiln type structure, can burn medical solid and liquid refuse, and disposal of refuse need not pre-treatment; This device is adjusted rotary kiln by the front and back leg height and position of regulating travelling car and is front end height, the low heeling condition in rear end.The detailed process that this mobile medical garbage combustion device is handled medical waste is: medical waste places the interior promotion by dynamic component of material feeding box to enter in the rotary kiln, the high-temperature air burning device makes medical waste in the rotary kiln internal combustion, when rotary kiln is by the drive mechanism rotation, because rotary kiln is the front end height, the heeling condition that the rear end is low, so medical waste moves on to the rear end from the front end of rotary kiln naturally, unburnt then lime-ash and flying dust flow to the ash melting that directly communicates with the rearward end of rotary kiln naturally and handle in the member, and become molten state flow out from slag-drip opening under the heating of heat-storage type burner; The flue gas that produces in the medical refuse burning process enters the regenerative air preheater that is positioned at flue by the exhanst gas outlet that is positioned at rear end cap, and meanwhile the air that is blown into by air blast also flows through regenerative air preheater; Having reclaimed the high temperature air behind the fume afterheat then discharges from regenerative air preheater, and enter in the rotary kiln as primary air and auxiliary air by pipeline, wherein primary air offers the auxiliary fuel burning in the high-temperature air burning device, and auxiliary air adopts the following current layout to enter rotary kiln and offers medical refuse burning; Flue gas flows out the back from regenerative air preheater and enters in the original boiler of hospital (external boiler) by the boiler interface that is connected with hospital existing boiler for domestic, continue unburnt combustible component in the incineration flue gas, thereby finish the thorough resolution process of medical waste.
The present invention compared with prior art has following advantage and effect: (1) moves flexible, easy to use; This mobile medical garbage combustion device is designed to the dolly form, but move to freedom and flexibility, thereby can be transferred to medical department on-site incineration medical waste easily according to instructions for use, avoid the transportation of medical waste, reduce investment and operating cost that medical waste is handled, and can satisfy the instructions for use that resembles " SARS " so urgent epidemic situation outburst well; (2) compact conformation, volume are little; This mobile medical garbage combustion device can be connected with the existing boiler for domestic of hospital and carry out garbage disposal, save dual firing chamber and fume treatment auxiliary, reduced the volume that burns mechanism, help the compactness and the miniaturization of device integral body, this device not only can be moved neatly, but also conveniently deposit, be easy to preserve; (3) treatment effeciency height, environment protecting are good; This device utilizes fume afterheat to add hot-air, thereby makes combustion system reach best efficiency of combustion, and reduces the consumption of auxiliary fuel; Simultaneously, improve ignition temperature, can thoroughly eliminate various viruses, bacterium, reduce the discharging of pollutants such as flue gas Zhong Er Evil pharynx, furans; In addition, lime-ash, flying dust are carried out melt process, can control the discharging of pollutants such as lime-ash Zhong Er Evil pharynx, furans effectively.
Description of drawings
Fig. 1 is the structural representation of mobile medical garbage combustion device of the present invention.
Fig. 2 is the structural representation of the rotary kiln of mobile medical garbage combustion device shown in Figure 1.
Fig. 3 is the structural representation that the ash melting of mobile medical garbage combustion device shown in Figure 1 is handled member.
Fig. 4 is the structural representation of the regenerative air preheater of mobile medical garbage combustion device shown in Figure 1.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail, but of the present invention
Embodiment is not limited thereto.
Embodiment
Fig. 1～Fig. 4 shows one embodiment of the present invention, as seen from Figure 1, this mobile medical garbage combustion device comprises rotary kiln type burning mechanism peace plate trailer 1, the front and rear portions position of platform trailer 1 is provided with supporting leg 1-1,1-2, described supporting leg 1-1,1-2 are hydraulic cylinders, can regulate the height and the inclination angle of platform trailer 1 by hydraulic cylinder; The member that all rotary kiln type are burned mechanism all is fixedly set on the platform trailer 1, specifically comprises: air blast 2, electric control box 3, Hydraulic Station 4, material feeding box 5, high-temperature air burning device 6, rotary kiln 7, ash melting are handled member 8, regenerative air preheater 9, heat-storage type burner 10; Air blast 2 is by driven by motor, and motor can carry out speed governing according to suiting the requirements, and gives air quantity thereby regulate; Air blast 2 is connected with regenerative air preheater 9, electric control box 3 is fixed on the platform trailer 1, can change according to the composition of medical waste, adjust the rotary kiln running parameter, as: rotary kiln inclination angle, speed of gyration, excess air factor, and other control panels, to realize the slap-up burning of medical waste.Hydraulic Station 4 comprises hydraulic fluid tank and hydraulic pump, hydraulic pump by combination valve be connected as the push rod that is used for charging in the hydraulic cylinder of supporting leg 1-1,1-2 and the material feeding box 5; Material feeding box 5 is connected with the inlet of rotary kiln 7, high-temperature air burning device 6 is installed on the leading section of rotary kiln 7 and is connected with rotary kiln drive end bearing bracket 7-1, ash melting processing member 8 is installed on the rearward end of rotary kiln 7 and is connected with rotary kiln rear end cap 7-2, ash melting is handled member 8 and is provided with heat-storage type burner 10, ash melting is handled member 8 and is connected with smoke discharging pipe 11 simultaneously, smoke discharging pipe 11 is provided with emergency exhausting pipe mouth 11-1 and is connected with regenerative air preheater 9 by air inlet two-position four-way valve 9-3, and regenerative air preheater 9 is connected by exhaust two-position four-way valve 9-4 and boiler connecting interface 12.
The structure of described rotary kiln 7 as shown in Figure 2, as seen from Figure 2, described rotary kiln 7 is for including three layers: shell 7-3 is a steel construction, heat-insulation layer 7-4 is a cellucotton, flame retardant coating 7-5 is a quality refractory mud; The shell 7-3 of rotary kiln 7 is outside equipped with swivel becket 7-6, the gear of swivel becket 7-6 and rotary kiln bearing 7-7 or running roller match and are connected, gear or running roller are connected with motor and by its driving, motor speed is stepless adjustable, are controlled at 3～5 rev/mins during actual motion; Rotary kiln 7 is low skewed of front end height, rear end on platform trailer 1, the height of back and front supporting leg 1-1,1-2 by regulating platform trailer 1 can be controlled at the inclination angle of rotary kiln 7 1～3 °.
The structure of described ash melting processing member 8 as shown in Figure 3, as seen from Figure 3, the rear end cap 7-2 that ash melting is handled member 8 and the rotary kiln 7 formula structure that links into an integrated entity, comprise shell 8-1, heat-insulation layer 8-2, flame retardant coating 8-3, its middle and lower part is provided with dividing plate 8-4, ash melting is handled member 8 and directly is connected with rotary kiln 7, the unburnt lime-ash that sends from rotary kiln 7 flows in the combustion chamber 8-6 from opening 8-5, the wall of combustion chamber 8-6 is provided with heat-storage type burner 10, heat-storage type burner 10 can provide 1200 ℃～2000 ℃ high-temperature flue gas to make aforementioned lime-ash be in molten condition so that deslagging, and lime-ash is discharged from slag tap mouth 8-7 with liquid form; Directly discharge from the flue gas that rotary kiln 7 transmits, enter smoke discharging pipe 11 from the exhanst gas outlet 8-8 of dividing plate upside.
The structure of described regenerative air preheater 9 as shown in Figure 4, as seen from Figure 4, regenerative air preheater 9 comprises two identical ceramic honeycomb heat exchanger 9-1, ceramic honeycomb heat exchanger 9-1 is outside equipped with shell 9-2, and two ceramic honeycomb heat exchanger 9-1 two ends are connected by air inlet two-position four-way valve 9-3 and exhaust two-position four-way valve 9-4 respectively; Two air inlets of described air inlet two-position four-way valve 9-3 are connected with air blast 2 with smoke discharging pipe 11 respectively, the logical flue gas gas outlet of one of two gas outlets of described exhaust two-position four-way valve 9-4 is connected with hospital's original boiler (external boiler), the gas outlet of another blowing air is connected with high-temperature air burning device 6 and rotary kiln 7 respectively primary air is offered the auxiliary fuel burning in the high-temperature air burning device 6, and auxiliary air adopts the following current layout to enter rotary kiln 7 from rotary kiln drive end bearing bracket 7-1 and offers medical refuse burning.
The course of work of this mobile medical garbage combustion device is: medical waste places material feeding box 5 interior promotions by Hydraulic Station 4 to enter in the rotary kiln 7, high-temperature air burning device 6 makes medical waste in rotary kiln 7 internal combustion, when rotary kiln 7 is by the motor-driven rotation, because rotary kiln 7 is the front end height, the heeling condition that the rear end is low, so medical waste moves on to the rear end from the front end of rotary kiln 7 naturally, unburnt then lime-ash and flying dust flow to the ash melting that directly communicates with the rearward end of rotary kiln 7 naturally and handle in the member 8, and become molten state flow out from slag-drip opening under the heating of heat-storage type burner 10; The flue gas that produces in the medical refuse burning process enters coupled logical regenerative air preheater 9 by the exhanst gas outlet that is positioned at rotary kiln rear end cap 7-2, and meanwhile the air that is blown into by air blast 2 also flows through regenerative air preheater 9; High-temperature flue gas and air carry out heat exchange in regenerative air preheater 9, having reclaimed the high temperature air behind the fume afterheat afterwards discharges from regenerative air preheater 9, and enter in the rotary kiln as primary air and auxiliary air by pipeline, wherein primary air offers the auxiliary fuel burning in the high-temperature air burning device 6, and auxiliary air adopts the following current layout to enter rotary kiln 7 and offers medical refuse burning; Flue gas flows out the back from regenerative air preheater 9 and enters in the boiler by the boiler connecting interface 12 that is connected with hospital original boiler for domestic, continues unburnt combustible component in the incineration flue gas, thereby finishes the thorough resolution process of medical waste.
Claims (9)
1, a kind of mobile medical garbage combustion device comprises and burns mechanism and travelling car, it is characterized in that: described burning mechanism is the rotary kiln type structure, is arranged on the travelling car; Described rotary kiln type is burned mechanism and is comprised material feeding box, high-temperature air burning device, rotary kiln, ash melting processing member, heat-storage type burner, air preheater, material feeding box is connected with the inlet of rotary kiln, the high-temperature air burning device is installed on the leading section of rotary kiln and is connected with rotary kiln, ash melting processing member is installed on the rearward end of rotary kiln and is connected with rotary kiln, ash melting is handled member and is provided with heat-storage type burner, in the flue that air preheater is arranged on rotary kiln is connected.
2, mobile medical garbage combustion device according to claim 1, it is characterized in that: described air preheater is a regenerative air preheater, comprise two identical ceramic honeycomb heat exchangers, described two ceramic honeycomb heat exchanger two ends are connected by air inlet two-position four-way valve and exhaust two-position four-way valve respectively.
3, mobile medical garbage combustion device according to claim 2 is characterized in that: described exhaust two-position four-way valve is connected with external boiler.
4, mobile medical garbage combustion device according to claim 1 is characterized in that: the structure that described rotary kiln and ash melting are handled member all comprises shell, heat-insulation layer, flame retardant coating.
5, mobile medical garbage combustion device according to claim 1, it is characterized in that: the shell of described rotary kiln is outside equipped with swivel becket, and swivel becket matches with the rotary kiln bearing and is connected, and the rotary kiln bearing is connected with driving mechanism.
6, mobile medical garbage combustion device according to claim 1 is characterized in that: the inclination angle of described rotary kiln is 1～3 °.
7, mobile medical garbage combustion device according to claim 1 is characterized in that: the front and rear portions position of described travelling car is provided with adjustable for height supporting leg.
8, mobile medical garbage combustion device according to claim 7, it is characterized in that: described supporting leg is a hydraulic component.
9, mobile medical garbage combustion device according to claim 1, it is characterized in that: described material feeding box is provided with seal cover board; Described rotary kiln and material feeding box are sealedly and fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03139618 CN1225622C (en) | 2003-06-27 | 2003-06-27 | Movable medical garbage incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03139618 CN1225622C (en) | 2003-06-27 | 2003-06-27 | Movable medical garbage incinerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1475697A CN1475697A (en) | 2004-02-18 |
| CN1225622C true CN1225622C (en) | 2005-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03139618 Expired - Fee Related CN1225622C (en) | 2003-06-27 | 2003-06-27 | Movable medical garbage incinerator |
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| CN (1) | CN1225622C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637239B (en) * | 2011-12-27 | 2016-03-02 | 华南理工大学 | The partition model of rubbish grate incinerator and the differentiating method in each district |
| CN106152142B (en) * | 2015-03-18 | 2019-05-03 | 浙江时迈环境科技有限公司 | Mobile ill domestic animal pyrolysis charring processing unit |
| CN105039687B (en) * | 2015-07-22 | 2017-12-08 | 神雾科技集团股份有限公司 | Segmented rotary kiln group |
| CN105154107B (en) * | 2015-10-14 | 2017-08-08 | 中南大学 | Swinging biomass powder retort |
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2003
- 2003-06-27 CN CN 03139618 patent/CN1225622C/en not_active Expired - Fee Related
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| CN1475697A (en) | 2004-02-18 |
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