CN204574057U - Sludge anhydration burning and innoxious flue gas processing device - Google Patents
Sludge anhydration burning and innoxious flue gas processing device Download PDFInfo
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- CN204574057U CN204574057U CN201520074899.1U CN201520074899U CN204574057U CN 204574057 U CN204574057 U CN 204574057U CN 201520074899 U CN201520074899 U CN 201520074899U CN 204574057 U CN204574057 U CN 204574057U
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Abstract
The sludge anhydration burning that the utility model relates to and innoxious flue gas processing device, comprise drying sludge calcining mechanism and gas cleaning dedusting mechanism, comprise flue gas and decompose mechanism, described fume high-temperature decomposes mechanism and is made up of fume high-temperature dore furnace and flue gas chilling mechanism, described blade dryer is connected with calcining furnace, the flue gas of described drying sludge calcining mechanism enters into the fume high-temperature dore furnace that flue gas decomposes mechanism and decomposes, flue gas chilling mechanism is connected with the smokejack of fume high-temperature dore furnace, and flue gas chilling mechanism is connected with gas cleaning dedusting mechanism; Pass through the technical program, by sludge incineration, and fume high-temperature is decomposed, eliminate the dioxin produced in burning, to the flue gas after pyrolytic, adopt quenching, flue-gas temperature is made to be plummeted to 180 DEG C, thus effectively stopped the possibility that dioxin is polymerized once again, the heat energy of high-temperature flue gas is carried out simultaneously and reclaim, effectively save the energy and cost.
Description
Technical field
The utility model relates to a kind of sludge anhydration burning treatment technology, particularly relates to a kind of sludge anhydration burning and innoxious flue gas processing device.
Background technology
A large amount of mud can be produced in the process of sewage disposal, it contains the harmful substances such as a large amount of compounds and heavy metal, only have at present and adopt the way of burning to eliminate compound and heavy metal, but the elimination of dioxin is then a maximum difficult problem in burning process always.
Existing research shows, carries out, in the process of burning, producing dioxin at mud, when dioxin is placed in 1100 DEG C of hot environments, dioxin can be decomposed, but in the natural cooling process after burning, in the interval that temperature is 200 DEG C-800 DEG C, dioxin can slowly be polymerized again again.
Chinese patent 200720112057.6 is also belong to mud burning treatment apparatus, technique scheme, namely it can not be made to decompose for dioxin, can not prevent that it is polymerized again, in prior art, some technical schemes adopt charcoal absorption to dioxin, but, because this absorption thoroughly, still can not can leak out a large amount of dioxin.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of sludge anhydration burning and innoxious flue gas processing device, pass through the technical program, by sludge incineration, and 1100 DEG C of pyrolytics are adopted to flue gas, eliminate the dioxin produced in burning, to the flue gas after pyrolytic, adopt quenching again, make flue-gas temperature be plummeted to 180 DEG C, thus effectively stop the possibility that dioxin is polymerized once again.Meanwhile, the heat energy of high-temperature flue gas is carried out and reclaims, effectively save the energy and cost.
In order to achieve the above object, the technical solution of the utility model is achieved in that a kind of sludge anhydration burning and innoxious flue gas processing device, comprise drying sludge calcining mechanism and gas cleaning dedusting mechanism, described drying sludge calcining mechanism is made up of calcining furnace and blade dryer, comprise flue gas and decompose mechanism, described fume high-temperature decomposes mechanism and is made up of fume high-temperature dore furnace and flue gas chilling mechanism, described blade dryer is connected with calcining furnace, the flue gas of described drying sludge calcining mechanism enters into the fume high-temperature dore furnace that flue gas decomposes mechanism and decomposes, flue gas chilling mechanism is connected with the smokejack of fume high-temperature dore furnace, flue gas chilling mechanism is connected with gas cleaning dedusting mechanism.
Smokejack between described fume high-temperature dore furnace and flue gas chilling mechanism is provided with control of dust heat exchanger, and two displacement ends of control of dust heat exchanger are connected with the blade dryer in drying sludge mechanism respectively.
Described flue gas chilling mechanism is made up of quench tower, cooling water pressurizer and spray head, described spray head is arranged on quench tower internal upper part, cooling water pressurizer is connected with spray head by tube connector, quench tower side wall upper part is provided with high-temperature flue gas import, quench tower lower sidewall is provided with low-temperature flue gas outlet, and described high-temperature flue gas import is arranged on the quench tower sidewall that is positioned at below spray head.
Described gas cleaning dedusting mechanism is made up of dry desulfurization reactor, sack cleaner, active carbon adsorption device and alkaline water curtain gas wash tower, and described dry desulfurization reactor, sack cleaner, active carbon adsorption device are connected by interface channel successively with alkaline water curtain gas wash tower; Be connected with settling tank bottom described alkaline water curtain gas wash tower, settling tank is connected with the mud import of blade dryer by sludge pump.
The interface channel of described active carbon adsorption device and alkaline water curtain gas wash tower is provided with air-introduced machine.
Beneficial effect after employing technique scheme is: a kind of sludge anhydration burning and innoxious flue gas processing device, pass through the technical program, by sludge incineration, and fume high-temperature is decomposed, eliminate the dioxin produced in burning, to the flue gas after pyrolytic, adopt quenching, make flue-gas temperature be plummeted to 180 DEG C, thus effectively stopped the possibility that dioxin is polymerized once again, the heat energy of high-temperature flue gas is carried out simultaneously and reclaim, effectively save the energy and cost.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present utility model.
In figure, 1 calcining furnace, 2 blade dryers, 3 fume high-temperature dore furnaces, 4 smokejacks, 5 control of dust heat exchangers, 6 displacement ends, 7 air-introduced machines, 8 quench towers, 9 cooling water pressurizers, 10 spray heads, 11 tube connectors, 12 high-temperature flue gas imports, 13 low-temperature flue gas outlets, 14 dry desulfurization reactors, 15 sack cleaners, 16 active carbon adsorption devices, 17 alkaline water curtain gas wash towers, 18 smoke exhaust pipes, 19 settling tanks, 20 sludge pumps, 21 mud imports, 22 interface channels.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiment in the utility model is described in further detail.
As shown in Figure 1, the sludge anhydration burning that the utility model relates to and innoxious flue gas processing device, comprise drying sludge calcining mechanism and gas cleaning dedusting mechanism, described drying sludge calcining mechanism is made up of calcining furnace and blade dryer, comprise flue gas and decompose mechanism, described fume high-temperature decomposes mechanism and is made up of fume high-temperature dore furnace and flue gas chilling mechanism, described blade dryer is connected with calcining furnace, the flue gas of described drying sludge calcining mechanism enters into the fume high-temperature dore furnace that flue gas decomposes mechanism and decomposes, flue gas chilling mechanism is connected with the smokejack of fume high-temperature dore furnace, flue gas chilling mechanism is connected with gas cleaning dedusting mechanism.
Smokejack 4 between described fume high-temperature dore furnace 3 and flue gas chilling mechanism is provided with control of dust heat exchanger 5, and two displacement ends 6 of control of dust heat exchanger 5 are connected with the blade dryer 2 in drying sludge mechanism respectively.
Described flue gas chilling mechanism is made up of quench tower 8, cooling water pressurizer 9 and spray head 10, described spray head 10 is arranged on quench tower 8 internal upper part, cooling water pressurizer 9 is connected with spray head 10 by tube connector 11, quench tower 8 side wall upper part is provided with high-temperature flue gas import 12, quench tower 8 lower sidewall is provided with low-temperature flue gas outlet 13, and described high-temperature flue gas import 12 is arranged on quench tower 8 sidewall that is positioned at below spray head 10.
Described gas cleaning dedusting mechanism is made up of dry desulfurization reactor 14, sack cleaner 15, active carbon adsorption device 16 and alkaline water curtain gas wash tower 17, and described dry desulfurization reactor 14, sack cleaner 15, active carbon adsorption device 16 are connected by interface channel 22 successively with alkaline water curtain gas wash tower 17; Be connected with settling tank 19 bottom described alkaline water curtain gas wash tower 17, settling tank 19 is connected with the mud import 21 of blade dryer 2 by sludge pump 20.
Described active carbon adsorption device 16 and the interface channel 22 of alkaline water curtain gas wash tower 17 are provided with air-introduced machine 7.
The utility model operationally, mud enters into blade dryer 2 by the mud import 21 on blade dryer 2, when control of dust heat exchanger 5 heat exchange energy heats, mud heat drying is dewatered, and push in calcining furnace 1 and carry out being fired to temperature and be greater than 800 DEG C, the mud of mummification is sintered into harmless crystalline particle to discharge, flue gas in calcining enters into fume high-temperature dore furnace 3, continue to heat to 1100 DEG C, dioxin is decomposed, under control of dust heat exchanger 5 heat exchange, flue-gas temperature is down to 900 DEG C, enter into the quench tower 8 of flue gas chilling mechanism, under the effect of cooling water pressurizer 9 and spray head 10, flue-gas temperature is down to 180 DEG C instantaneously, thus stopped the possibility that dioxin is polymerized again, temperature is the flue gas of 180 DEG C, by dry desulfurization reactor 14, sack cleaner 15, the effect of active carbon adsorption device 16 and alkaline water curtain gas wash tower 17 is issued to discharge standard, be discharged in air through smoke exhaust pipe 23, flue dust in sedimentation basin 19 is pumped in the mud import 21 of blade dryer 2 by sludge pump 20.
The above, be only better possible embodiments of the present utility model, and be not used to limit scope of the present utility model.
Claims (5)
1. a sludge anhydration burning and innoxious flue gas processing device, comprise drying sludge calcining mechanism and gas cleaning dedusting mechanism, described drying sludge calcining mechanism is made up of calcining furnace and blade dryer, it is characterized in that, comprise flue gas and decompose mechanism, described fume high-temperature decomposes mechanism and is made up of fume high-temperature dore furnace and flue gas chilling mechanism, described blade dryer is connected with calcining furnace, the flue gas of described drying sludge calcining mechanism enters into the fume high-temperature dore furnace that flue gas decomposes mechanism and decomposes, flue gas chilling mechanism is connected with the smokejack of fume high-temperature dore furnace, flue gas chilling mechanism is connected with gas cleaning dedusting mechanism.
2. sludge anhydration burning according to claim 1 and innoxious flue gas processing device, it is characterized in that, smokejack between described fume high-temperature dore furnace and flue gas chilling mechanism is provided with control of dust heat exchanger, and two displacement ends of control of dust heat exchanger are connected with the blade dryer in drying sludge mechanism respectively.
3. sludge anhydration burning according to claim 1 and innoxious flue gas processing device, it is characterized in that, described flue gas chilling mechanism is made up of quench tower, cooling water pressurizer and spray head, described spray head is arranged on quench tower internal upper part, cooling water pressurizer is connected with spray head by tube connector, quench tower side wall upper part is provided with high-temperature flue gas import, quench tower lower sidewall is provided with low-temperature flue gas outlet, and described high-temperature flue gas import is arranged on the quench tower sidewall that is positioned at below spray head.
4. sludge anhydration burning according to claim 1 and innoxious flue gas processing device, it is characterized in that, described gas cleaning dedusting mechanism is made up of dry desulfurization reactor, sack cleaner, active carbon adsorption device and alkaline water curtain gas wash tower, and described dry desulfurization reactor, sack cleaner, active carbon adsorption device are connected by interface channel successively with alkaline water curtain gas wash tower; Be connected with settling tank bottom described alkaline water curtain gas wash tower, settling tank is connected with the mud import of blade dryer by sludge pump.
5. sludge anhydration burning according to claim 4 and innoxious flue gas processing device, is characterized in that, the interface channel of described active carbon adsorption device and alkaline water curtain gas wash tower is provided with air-introduced machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074899.1U CN204574057U (en) | 2015-02-03 | 2015-02-03 | Sludge anhydration burning and innoxious flue gas processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520074899.1U CN204574057U (en) | 2015-02-03 | 2015-02-03 | Sludge anhydration burning and innoxious flue gas processing device |
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| Publication Number | Publication Date |
|---|---|
| CN204574057U true CN204574057U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520074899.1U Expired - Fee Related CN204574057U (en) | 2015-02-03 | 2015-02-03 | Sludge anhydration burning and innoxious flue gas processing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082577A (en) * | 2016-06-01 | 2016-11-09 | 宁波福晨环保科技有限公司 | Poultry excrement and urine disposal system |
| CN105819644B (en) * | 2016-05-25 | 2019-05-03 | 北京航纳科技有限公司 | A kind of oily sludge innocuity disposal system and method |
-
2015
- 2015-02-03 CN CN201520074899.1U patent/CN204574057U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819644B (en) * | 2016-05-25 | 2019-05-03 | 北京航纳科技有限公司 | A kind of oily sludge innocuity disposal system and method |
| CN106082577A (en) * | 2016-06-01 | 2016-11-09 | 宁波福晨环保科技有限公司 | Poultry excrement and urine disposal system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20170203 |