CN202844856U - Double-tower type quenching and spraying desulfuration and purification integrated smoke purification device - Google Patents

Double-tower type quenching and spraying desulfuration and purification integrated smoke purification device Download PDF

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Publication number
CN202844856U
CN202844856U CN 201220506422 CN201220506422U CN202844856U CN 202844856 U CN202844856 U CN 202844856U CN 201220506422 CN201220506422 CN 201220506422 CN 201220506422 U CN201220506422 U CN 201220506422U CN 202844856 U CN202844856 U CN 202844856U
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CN
China
Prior art keywords
tower
purifying
flue gas
cooling water
desulfurizing
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CN 201220506422
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Chinese (zh)
Inventor
张涛
蔡凌
卢学强
邓小文
华明良
伉沛崧
马建立
焦永杰
袁雪竹
霍宁
刘畅
陈红
张良运
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TIANJIN HUANKE LIJIA ENVIRONMENTAL MODIFICATION TECHNOLOGY CO., LTD.
Original Assignee
NATIONAL CENTRAL HAZARDOUS WASTE DISPOSAL ENGINEERING (TIANJIN) Co Ltd
Tianjin Academy of Environmental Sciences
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Priority to CN 201220506422 priority Critical patent/CN202844856U/en
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Abstract

The utility model relates to a double-tower type quenching and spraying desulfuration and purification integrated smoke purification device, which comprises a smoke quenching tower and a desulfuration and purification device, and is characterized by being an integrated device comprising the smoke quenching tower, a spraying desulfuration and purification tower, a cooling water tank and an alkaline liquor tank, wherein the tops of the cooling water tank and the alkaline liquor tank are fixedly connected with the smoke quenching tower and the spraying desulfuration and purification tower respectively; a smoke inlet and a gas liquor sprayer communicated with compressed gas and cooling water in the cooling water tank are arranged on the upper part of a smoke quenching tower body, and a water return opening is formed in the bottom; a smoke outlet and a sprayer communicated with alkaline liquor in the alkaline liquor tank are arranged on the upper part of the spraying desulfuration and purification tower; a helical flow guider and a liquor return opening are arranged at the bottom in the spraying desulfuration and purification tower; and the bottom of the smoke quenching tower is communicated with the smoke inlet in the bottom of the helical flow guider through a connection flue. The double-tower type quenching and spraying desulfuration and purification integrated smoke purification device has the beneficial effects of compact structure, small size, light weight and good quenching, spraying, desulfuration and purification effects; and clean production is realized.

Description

A kind of double-tower type chilling, spray desulfurizing and purifying integrated fume purifier
Technical field
The utility model relates to MEDICAL WASTE TREATMENT field flue gas chilling and desulfurization purifier, relates in particular to a kind of double-tower type chilling, spray desulfurizing and purifying integrated fume purifier that vehicle-mounted small-sized MEDICAL WASTE TREATMENT facility is used that be applicable to.
Background technology
Clinical waste is a kind of extensive, very harmful catastrophe risk discarded object that affects.In " national hazardous waste catalogue ", rank first.If it is dealt with improperly or abandons arbitrarily, is diffused in the living environment, can cause pathogen transmission, disease popularity, people's life and health is consisted of great threat.
In China large-and-medium size cities, all be provided with at present the fixed point unit that clinical waste focuses on.Yet, area below at county level, the clinical waste that produces of the middle-size and small-size medical institutions of vast rural area particularly, because distribution is wide or remote, generation is little, cost of transportation is higher, be difficult to bring in the network of the above centralized collection processing of city-level, become the blind area of medical waste treatment.According to the provisions of the relevant regulations issued by the State, do not possessing the rural area that centrally disposes the clinical waste condition, medical and health organization should be as requested, and the clinical waste of its generation of in situ remediation can burn voluntarily, in time burns, and can not burn, and concentrates landfill after the sterilization.For above-mentioned requirements, in recent years, the MEDICAL WASTE TREATMENT field vehicular clinical waste ashing facility of concentrating on studies, light and can need to move into place at any time according to Different field in a small amount to realize the facility body, carry out the facility that small lot in time processes, the processing mode of environmental protection.
Flue gas cooling, desulfurizing and purifying are the important process processes that the clinical waste ashing is processed, but existing large-scale MEDICAL WASTE TREATMENT system is because the smoke treatment amount is large, smoke components is complicated, flue gas quenching tower and Multistage desulfuration purifier have been adopted, form scattered distribution, volume is large, floor space is large, the flue gas purification system of complicated operation.In addition, desulfurizing and purifying has adopted dry method or semidry process, consumes a large amount of deoxidiers, and produces a large amount of desulfurization refuses, deals with improperly and very easily causes secondary pollution.Above defective all can't be applicable to vehicle-mounted small clinical waste ashing facility.How implement device miniaturization, portability and can reach the technological requirement that the clinical waste ashing is processed prevent secondary pollution, become the problem that industry is explored.
The utility model content
Main purpose of the present utility model is for the problems referred to above, a kind of double-tower type chilling, spray desulfurizing and purifying integrated fume purifier that is applicable to vehicle-mounted small MEDICAL WASTE TREATMENT facility is provided, and can reach the technological requirement that the clinical waste ashing is processed, realize cleaner production.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of double-tower type chilling, spray desulfurizing and purifying integrated fume purifier, comprise flue gas quenching tower, desulfurization purifier, it is characterized in that the integrated apparatus that described flue gas quenching tower and desulfurization purifier are arranged to comprise flue gas quenching tower, are sprayed desulfurizing and purifying tower, cooling water tank and lye tank; Be fixedly connected with respectively described quench tower and spray desulfurizing and purifying tower at the top of cooling water tank and lye tank, gas-liquid shower nozzle, bottom that flue gas quenching tower tower body top arranges the cooling water of gas approach and connection Compressed Gas and cooling water tank arrange water return outlet, spray desulfurizing and purifying tower top arranges exhanst gas outlet and is communicated with the spray head of lye tank alkali lye, at spray desulfurizing and purifying tower inner bottom part spiral stream guidance device and the liquid return hole that forms the eddy flow flue gas is set, the flue gas quenching tower bottom is communicated with the gas approach of described spiral stream guidance device bottom by connecting flue.
Described spiral stream guidance device comprises that an end face is the cylinder of closure body bottom-open, on cylindrical shell surrounding place side wall, with the cylinder center line parallel is uniform some bar shaped exhaust outlets that pass through cylinder lateral wall are set, outside each bar shaped exhaust outlet, along the bar shaped exhaust outlet inclination flow deflector are set on the side tube-wall.
Described inclination flow deflector and cross it and the cylinder tangent plane of cylinder lateral wall connecting portion between angle theta be 30 °-70 °.
The closure body of described cylinder end face is interlayer curved surface lid protruding under the upper surface epirelief lower surface.
Described flue gas quenching tower water return outlet and the liquid return hole that is connected desulfurizing and purifying 45 towers respectively by pipeline through the backwater dust-collecting net be connected the liquid dust-collecting net and connect cooling water tank and lye tank.
The beneficial effects of the utility model are: provide a kind of double-tower type chilling, spray desulfurizing and purifying integrated fume purifier that adopts wet processing, flue gas quenching tower, spray desulfurizing and purifying tower and cooling water tank and lye tank are become one, the structure that connects cooling water and alkali lye pipeline with tradition is outward compared, compact conformation, body are light in a small amount, portable strong and without the desulfurization refuse, recirculated water has been realized cleaner production without effluxing, and prevents secondary pollution.Chilling is effective, and flue gas is down to 200 ℃ of times less than 1 second by 600 ℃, especially sprays and is provided with the spiral stream guidance device in the desulfurizing and purifying tower, has improved effect of desulfidation and purification, and desulfuration efficiency is greater than 89%.Flue gas ash removal efficient for particle diameter<10 μ m is higher than 95%, and discharging flue gas De dioxin clearance reaches the technological requirement that the clinical waste ashing is processed greater than 96%.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the cross-sectional view of spiral stream guidance device among Fig. 1.
Among the figure: 1 flue gas quenching tower, 11 gas approach, 12 water return outlets, 13 filler, 14 add the alkali lye mouth, 2 spray desulfurizing and purifying towers, 21 exhanst gas outlets, liquid return hole 22,3 spray heads, 41-42 water pump, 5 conjuncted casees, 51 cooling water tanks, 52 lye tanks, 61-62 dust-collecting net, 7 connect flue, 8 gas-liquid shower nozzles, 9 spiral stream guidance devices, 91 bar shaped exhaust outlets, 92 inclination flow deflectors, 10 compressors.
Below in conjunction with drawings and Examples the utility model is described in detail.
The specific embodiment
Fig. 1~Fig. 2 illustrates a kind of double-tower type chilling, spray desulfurizing and purifying integrated fume purifier, comprise flue gas quenching tower, desulfurization purifier, it is characterized in that the integrated apparatus that described flue gas quenching tower and desulfurization purifier are arranged to comprise flue gas quenching tower 1, are sprayed desulfurizing and purifying tower 2, cooling water tank 51 and lye tank 52; Cooling water tank 51 is fixedly connected to form conjuncted case 5 with lye tank 52.Be fixedly connected with respectively above-mentioned flue gas quenching tower 1 and spray desulfurizing and purifying tower 2 at the top of cooling water tank 51 and lye tank 52, gas-liquid shower nozzle 8, bottom that quench tower tower body top arranges gas approach 11 and connection Compressed Gas and cooling water arrange water return outlet 12.In this example, gas approach 11 is arranged on flue gas quenching tower tower body top, gas-liquid shower nozzle 8 is arranged on flue gas quenching tower tower body top by the tower body sidewall, and the cooling water in the cooling water tank 51 flows to gas-liquid shower nozzle 8 by water pump 41, and Compressed Gas offers gas-liquid shower nozzle 8 by compressor 10 through gas pipeline.
The top of above-mentioned spray desulfurizing and purifying tower 2 arranges exhanst gas outlet 21 and is communicated with the spray head 3 of lye tank 52 alkali lye.In this example, exhanst gas outlet 21 is arranged on spray desulfurizing and purifying tower tower body top, and spray head 3 is arranged on flue gas quenching tower tower body top by the tower body sidewall, and spray head 3 has adopted commercially available spiral nozzle.At spray desulfurizing and purifying tower inner bottom part spiral stream guidance device 9 and the liquid return hole 22 that forms the eddy flow flue gas is set, spiral stream guidance device 9 comprises that an end face is the cylinder of closure body bottom-open, on cylindrical shell surrounding place side wall, with the cylinder center line parallel is uniform some bar shaped exhaust outlets 91 that pass through cylinder lateral wall are set, outside each bar shaped exhaust outlet, along the bar shaped exhaust outlet inclination flow deflector 92 is set on the side tube-wall, as shown in Figure 2, inclination flow deflector 92 and cross it and the cylinder tangent plane of cylinder lateral wall connecting portion between angle theta be 30 °-70 °.The flue gas quenching tower bottom is communicated with the gas approach of above-mentioned spiral stream guidance device 9 bottoms by connecting flue 7.By bar shaped exhaust outlet and the inclination flow deflector water conservancy diversion of spiral stream guidance device, make the flue gas that enters from spiral stream guidance device bottom form the high speed eddy airstream, can fully contact with top-down spray alkali lye, reach good desulfurization and udst separation effect.Especially the closure body of cylinder end face is interlayer curved surface lid protruding under the upper surface epirelief lower surface.Like this, can prevent that in cylinder turbulent flow from forming, and more is conducive to desulfurization, the purification of flue gas.
Be the filtering flue dust, above-mentioned flue gas quenching tower water return outlet 12 and the liquid return hole 22 that is connected the desulfurizing and purifying tower respectively by pipeline through backwater dust-collecting net 61 be connected liquid dust-collecting net 62 and connect cooling water tank 51 and lye tanks 52.
When the utility model is used in vehicle-mounted small MEDICAL WASTE TREATMENT facility, clinical waste enters dual firing chamber at the flue gas of a combustion chamber burning generation of fast incineration stove, can reach 850~900 ℃ in dual firing chamber's temperature, after flue gas second-time burning in dual firing chamber is processed, remove wherein most organic gas, the residue high-temperature flue gas enters flue gas quenching tower 1 and spray desulfurizing and purifying tower 2 successively under system's induced air negative-pressure effect, wherein flue gas quenching tower has adopted commercially available high-efficient atomizing gas-liquid shower nozzle, because the compressed air that passes in the gas-liquid shower nozzle and cooling water form high-speed downstream water smoke, with descending flue gas co-flow, fully contact descends rapidly high-temperature flue-gas.In the running, flue gas behind chilling enters alkali lye spray desulfurizing and purifying tower 2, flue gas is removed most sour gas and further cooling, and the flue-gas temperature after above-mentioned two towers are processed can be down to 100 ℃~150 ℃, reaches chilling, spray desulfurizing and purifying technological requirement
The above only is preferred embodiment of the present utility model, is not shape material of the present utility model and structure are done any pro forma restriction.Every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does.

Claims (6)

1. a double-tower type chilling, spray desulfurizing and purifying integrated fume purifier, comprise flue gas quenching tower, desulfurization purifier, it is characterized in that the integrated apparatus that described flue gas quenching tower and desulfurization purifier are arranged to comprise flue gas quenching tower, are sprayed desulfurizing and purifying tower, cooling water tank and lye tank; Be fixedly connected with respectively described quench tower and spray desulfurizing and purifying tower at the top of cooling water tank and lye tank, gas-liquid shower nozzle, bottom that flue gas quenching tower tower body top arranges the cooling water of gas approach and connection Compressed Gas and cooling water tank arrange water return outlet, spray desulfurizing and purifying tower top arranges exhanst gas outlet and is communicated with the spray head of lye tank alkali lye, at spray desulfurizing and purifying tower inner bottom part spiral stream guidance device and the liquid return hole that forms the eddy flow flue gas is set, the flue gas quenching tower bottom is communicated with the gas approach of described spiral stream guidance device bottom by connecting flue.
2. a kind of double-tower type chilling according to claim 1, spray desulfurizing and purifying integrated fume purifier, it is characterized in that described spiral stream guidance device comprises that an end face is the cylinder of closure body bottom-open, on cylindrical shell surrounding place side wall, with the cylinder center line parallel is uniform some bar shaped exhaust outlets that pass through cylinder lateral wall are set, outside each bar shaped exhaust outlet, along the bar shaped exhaust outlet inclination flow deflector are set on the side tube-wall.
3. a kind of double-tower type chilling according to claim 2, spray desulfurizing and purifying integrated fume purifier is characterized in that the angle theta between the cylinder tangent plane of described inclination flow deflector and mistake itself and cylinder lateral wall connecting portion is 30 °-70 °.
4. according to claim 2 or 3 described a kind of double-tower type chillings, spray desulfurizing and purifying integrated fume purifier, the closure body that it is characterized in that described cylinder end face is interlayer curved surface lid protruding under the upper surface epirelief lower surface.
5. according to claim 1,2 or 3 described a kind of double-tower type chillings, spray desulfurizing and purifying integrated fume purifier, it is characterized in that described flue gas quenching tower water return outlet and the liquid return hole that is connected the desulfurizing and purifying tower respectively by pipeline through the backwater dust-collecting net be connected liquid dust-collecting net connection cooling water tank and lye tank.
6. a kind of double-tower type chilling according to claim 4, spray desulfurizing and purifying integrated fume purifier, it is characterized in that described flue gas quenching tower water return outlet and the liquid return hole that is connected the desulfurizing and purifying tower respectively by pipeline through the backwater dust-collecting net be connected liquid dust-collecting net connection cooling water tank and lye tank.
CN 201220506422 2012-09-29 2012-09-29 Double-tower type quenching and spraying desulfuration and purification integrated smoke purification device Active CN202844856U (en)

Priority Applications (1)

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CN 201220506422 CN202844856U (en) 2012-09-29 2012-09-29 Double-tower type quenching and spraying desulfuration and purification integrated smoke purification device

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102853435A (en) * 2012-09-29 2013-01-02 天津市环境保护科学研究院 Dual-tower shock-cooling and sprinkling desulphurization purification integrated smoke purifying device
CN104147886A (en) * 2014-08-26 2014-11-19 宁夏科豪陶瓷有限公司 Semi coke tail gas temperature decreasing and purifying system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102853435A (en) * 2012-09-29 2013-01-02 天津市环境保护科学研究院 Dual-tower shock-cooling and sprinkling desulphurization purification integrated smoke purifying device
CN104147886A (en) * 2014-08-26 2014-11-19 宁夏科豪陶瓷有限公司 Semi coke tail gas temperature decreasing and purifying system
CN104147886B (en) * 2014-08-26 2016-08-24 宁夏科豪陶瓷有限公司 A kind of tail of semi coke cooling, purifying system

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160520

Address after: 300191 Tianjin city Nankai District Fukang Road No. 17

Patentee after: Tianjin City Environment Protection Science Inst.

Address before: 300191 Tianjin city Nankai District Fukang Road No. 17

Patentee before: Tianjin City Environment Protection Science Inst.

Patentee before: National Central Hazardous Waste Disposal Engineering (Tianjin) Co., Ltd.

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20161227

Address after: 300000 Tianjin city Nankai District road rehabilitation department building room 208 No. 17 ring

Patentee after: TIANJIN HUANKE LIJIA ENVIRONMENTAL MODIFICATION TECHNOLOGY CO., LTD.

Address before: 300191 Tianjin city Nankai District Fukang Road No. 17

Patentee before: Tianjing Science Academy of Environment Protection