CN205137477U - Half solid -state dangerous waste incineration processing apparatus - Google Patents

Half solid -state dangerous waste incineration processing apparatus Download PDF

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Publication number
CN205137477U
CN205137477U CN201520878895.9U CN201520878895U CN205137477U CN 205137477 U CN205137477 U CN 205137477U CN 201520878895 U CN201520878895 U CN 201520878895U CN 205137477 U CN205137477 U CN 205137477U
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CN
China
Prior art keywords
rotary kiln
steam
waste
waste incineration
combustion chamber
Prior art date
Application number
CN201520878895.9U
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Chinese (zh)
Inventor
董小平
莫立勤
欧伟强
魏桃
周金花
朱乾
林文川
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江苏大信环境科技有限公司
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Priority to CN201520878895.9U priority Critical patent/CN205137477U/en
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Publication of CN205137477U publication Critical patent/CN205137477U/en

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Abstract

Half solid -state dangerous waste incineration processing apparatus, it is including danger wastes material steam heat tracing storage tank, rotary kiln, postcombustion room, waste heat recovery device, tail gas processing apparatus and chimney, danger wastes material steam heat tracing storage tank and rotary kiln pass through charge -in pipeline to be connected, and waste heat recovery device and rotary kiln and postcombustion room are connected, and the postcombustion room is connected and waste heat recovery device passes through the pipe connection, waste heat recovery device and tail gas processing apparatus intercommunication, tail gas processing apparatus and chimney intercommunication. The utility model discloses can effectively avoid the material to scatter, realize cleaner production's requirement, prevent that the interior super temperature of rotary kiln from increasing the interior refractory material's of rotary kiln life, be favorable to the interior smoke and dust of second combustion chamber to descend, realize safe long period economical operation.

Description

Semisolid dangerous waste incineration treating apparatus
Technical field
The utility model relates to castoff burning treatment facility field, specifically a kind of semisolid danger incineration of waste treating apparatus.
Background technology
The kenel of hazardous waste has liquid state, solid-state and semisolid, conveying that is liquid, solid waste is relatively easy, the organic matter reaction residues of fine chemistry industry and pharmaceutical industry is flowable liquid under technological temperature, in semi-solid state after cooling, its character class sapropelitic, but still have larger viscosity at normal temperatures.The combustion heat value of such waste residue is general all very high, because its states of matter form is special, generally can only be distributed at present and drop into Rotation error by feed arrangement after inner wrapping one by one and burn.
Rotation error is the main type of furnace of dangerous waste incineration process, solid waste generally adopts water-cooling spiral, gravity charging or hydraulic pressure pusher to send in kiln, adopt castable refractory to carry out building or adopt refractory brick to build by laying bricks or stones in kiln, the flue gas generated in kiln send follow-up secondary combustion chamber to continue oxygenating burning.The complicated physical property hazardous waste of Rotation error has stronger adaptability.But this type organic reaction residues of existing rotary kiln technical finesse still has many deficiencies, particularly following some directly affect the requirement about cleaner production and cycle economy of cycle of operation of equipment and country.
The combustion heat value of semi-solid organic hazardous waste is higher, and interval feeds intake and rotary kiln temperature can be caused to fluctuate, and has both affected the service life of inner lining refractory, has been unfavorable for that again subsequent technique controls.
In rotary kiln easily there is Local Damaged in refractory material within certain cycle of operation, the surperficial property indices of laying fireproof bricks is better than traditional builds material, due to rotary kiln nonstatic equipment, once there is Local Damaged have brick to come off to fail Timeliness coverage, the slump of whole circle flame retardant coating can be caused to cause kiln body to damage.
When the high temperature combustion air that dual firing chamber's burner produces vertically enters dual firing chamber, can disturbance be produced, be unfavorable for that in dual firing chamber, flue dust declines.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of semisolid dangerous waste incineration treating apparatus, it effectively can avoid material spilling, realize the requirement of cleaner production, prevent overtemperature in rotary kiln from increasing the service life of refractory material in rotary kiln, be conducive to flue dust in dual firing chamber to decline, realize safe long period economical operation.
For achieving the above object, the technical solution of the utility model realizes in the following manner:
Semisolid dangerous waste incineration treating apparatus, it comprises danger waste steam and accompanies hot storage tank, rotary kiln, secondary combustion chamber, waste-heat recovery device, exhaust gas processing device and chimney, described danger waste steam accompanies hot storage tank to be connected by feed pipe with rotary kiln, rotary kiln is connected with secondary combustion chamber, secondary combustion chamber is connected by pipeline with waste-heat recovery device, waste-heat recovery device is communicated with exhaust gas processing device, exhaust gas processing device is communicated with chimney, it is characterized in that: described feed pipe is provided with quay pump and steam companions, described danger waste steam is accompanied in hot storage tank and is provided with paddle and steam-heating pipe, top arranges inlet scoop, inlet scoop is communicated with secondary combustion chamber by pipeline, described rotary kiln front end is provided with coupled booster burners one.
Further: steam companions at least arranges two place's steam blowing mouths, and at least one place is arranged on nearly rotary kiln side, another place is arranged on nearly danger waste steam and accompanies hot storage tank side.
Further: rotary kiln inwall is provided with refractory masses, and refractory masses is High-Alumina wearing-proof refractory material.
Further: be provided with scraper plate ash hoist bottom secondary combustion chamber, top is provided with dump chimney, and sidewall is provided with booster burners two.
Further: quay pump discharge is provided with return duct.
Further: rotary kiln and secondary combustion chamber junction are provided with air-cooled ring.
Further: the angle of booster burners two and second-time burning chamber outer wall is 25-35 °, and the outlet of booster burners two is upper.
Further: the front end that feed pipe is connected with rotary kiln is provided with refuse atomizing lance of partly admittedly endangering.
Further: steam companions outer wall is provided with heat-insulation layer.
Further: waste-heat recovery device is boiler or water-cooled dust arrester.
Beneficial effect:
1) ensure that danger waste steam accompanies the micro-organic gas of the volatilization of material in hot storage tank to be taken away by air-introduced machine in time and to send into rotary kiln process, guarantee that operating environment meets occupational health standard requirement.
2) charging system adopts quay transport pump, and whole material-transporting system is in air-tight state, without the possibility that material leaks outside, guarantees the clean and tidy of incinerator surrounding environment.
3) conveyance conduit of charging system rationally arranges steam blowing mouth, ensures that pipeline is unobstructed, prevents because line clogging impact is produced normal.
4) dual firing chamber's burner is installed slightly upwards inclined, ensures that combustion air mixes with flue gas, reduce the disturbance to dual firing chamber's decline flue dust, be conducive to dual firing chamber's flue dust sedimentation to increase turbulent flow.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: waste steam of 1, endangering accompanies hot storage tank, 2, rotary kiln, 3, secondary combustion chamber, 4, waste-heat recovery device, 5, exhaust gas processing device, 6, chimney, 7, feed pipe, 8, quay pump, 9, steam companions, 10, paddle, 11, steam-heating pipe, 12, inlet scoop, 13, booster burners one, 14, scraper plate ash hoist, 15, dump chimney, 16, booster burners two, 17, air-cooled ring, 18, partly admittedly to endanger refuse atomizing lance.
Detailed description of the invention
Semisolid dangerous waste incineration treating apparatus as shown in Figure 1, it comprises danger waste steam and accompanies hot storage tank 1, rotary kiln 2, secondary combustion chamber 3, waste-heat recovery device 4, exhaust gas processing device 5 and chimney 6, described danger waste steam accompanies hot storage tank 1 to be connected by feed pipe 7 with rotary kiln 2, rotary kiln 2 is connected with secondary combustion chamber 3, secondary combustion chamber 3 is connected by pipeline with waste-heat recovery device 4, waste-heat recovery device 4 is communicated with exhaust gas processing device 5, exhaust gas processing device 5 is communicated with chimney 6, it is characterized in that: described feed pipe 7 is provided with quay pump 8 and steam companions 9, described danger waste steam is accompanied in hot storage tank 1 and is provided with paddle 10 and steam-heating pipe 11, ensure that semi-solid hazardous waste has good mobility in groove, top arranges inlet scoop 12, inlet scoop 12 is communicated with secondary combustion chamber 3 by pipeline, there is air-introduced machine that the organic gas evaporated in groove is sent into rotary kiln 2, air-introduced machine adopts variable frequency adjustment, described rotary kiln 2 front end is provided with coupled booster burners 1, steam companions 9 at least arranges two place's steam blowing mouths, at least one place is arranged on nearly rotary kiln 2 side, another place is arranged on nearly danger waste steam and accompanies hot storage tank 1 side, and the material in nearly kiln side ducts can be blown in kiln by steam, and the material in remaining pipes can be blown in steam tracing storage tank 1 by steam, rotary kiln 2 inwall is provided with refractory masses, and refractory masses is High-Alumina wearing-proof refractory material, be provided with scraper plate ash hoist 14 bottom secondary combustion chamber, top is provided with dump chimney 15, and sidewall is provided with booster burners 2 16, quay pump 8 outlet is provided with return duct, is regulated the inventory of rotary kiln by return valve, rotary kiln 2 and secondary combustion chamber 3 junction are provided with air-cooled ring 17, the angle of booster burners 2 16 and secondary combustion chamber 3 outer wall is 25-35 °, to increase turbulent flow, the outlet of booster burners 2 16, upper, ensure that combustion air mixes with flue gas, is conducive to again dual firing chamber's flue dust simultaneously and declines not by disturbance, the front end that feed pipe 7 is connected with rotary kiln 2 is provided with refuse atomizing lance 18 of partly admittedly endangering, steam companions 9 outer wall is provided with heat-insulation layer, and its effect prevents liquid cooling in pipeline from causing mobility to be deteriorated, described waste-heat recovery device 4 selectes waste heat boiler or water-cooled dust arrester according to material actual conditions.

Claims (10)

1. semisolid dangerous waste incineration treating apparatus, it comprises danger waste steam and accompanies hot storage tank, rotary kiln, secondary combustion chamber, waste-heat recovery device, exhaust gas processing device and chimney, described danger waste steam accompanies hot storage tank to be connected by feed pipe with rotary kiln, rotary kiln is connected with secondary combustion chamber, secondary combustion chamber is connected by pipeline with waste-heat recovery device, waste-heat recovery device is communicated with exhaust gas processing device, exhaust gas processing device is communicated with chimney, it is characterized in that: described feed pipe is provided with quay pump and steam companions, described danger waste steam is accompanied in hot storage tank and is provided with paddle and steam-heating pipe, top arranges inlet scoop, inlet scoop is communicated with secondary combustion chamber by pipeline, described rotary kiln front end is provided with coupled booster burners one.
2. semisolid dangerous waste incineration treating apparatus according to claim 1, is characterized in that: described steam companions at least arranges two place's steam blowing mouths, and at least one place is arranged on nearly rotary kiln side, and another place is arranged on nearly danger waste steam and accompanies hot storage tank side.
3. semisolid dangerous waste incineration treating apparatus according to claim 1, it is characterized in that: described rotary kiln inwall is provided with refractory masses, refractory masses is High-Alumina wearing-proof refractory material.
4. semisolid dangerous waste incineration treating apparatus according to claim 1, it is characterized in that: be provided with scraper plate ash hoist bottom described secondary combustion chamber, top is provided with dump chimney, and sidewall is provided with booster burners two.
5. semisolid dangerous waste incineration treating apparatus according to claim 1, is characterized in that: described quay pump discharge is provided with return duct.
6. semisolid dangerous waste incineration treating apparatus according to claim 1, is characterized in that: described rotary kiln and secondary combustion chamber junction are provided with air-cooled ring.
7. semisolid dangerous waste incineration treating apparatus according to claim 4, is characterized in that: the angle of described booster burners two and second-time burning chamber outer wall is 25-35 °, and the outlet of booster burners two is upper.
8. semisolid dangerous waste incineration treating apparatus according to claim 1, is characterized in that: the front end that described feed pipe is connected with rotary kiln is provided with refuse atomizing lance of partly admittedly endangering.
9. semisolid dangerous waste incineration treating apparatus according to claim 1, is characterized in that: described steam companions outer wall is provided with heat-insulation layer.
10. semisolid dangerous waste incineration treating apparatus according to claim 1, is characterized in that: described waste-heat recovery device is boiler or water-cooled dust arrester.
CN201520878895.9U 2015-11-06 2015-11-06 Half solid -state dangerous waste incineration processing apparatus CN205137477U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520878895.9U CN205137477U (en) 2015-11-06 2015-11-06 Half solid -state dangerous waste incineration processing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520878895.9U CN205137477U (en) 2015-11-06 2015-11-06 Half solid -state dangerous waste incineration processing apparatus

Publications (1)

Publication Number Publication Date
CN205137477U true CN205137477U (en) 2016-04-06

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105864793A (en) * 2016-05-23 2016-08-17 江苏金牛环保工程设备有限公司 Efficient disturbance rotary incinerator
CN106524178A (en) * 2016-11-22 2017-03-22 山东济宁阳光环保动力工程设计院有限公司 Solid waste incineration cyclone furnace and incineration process for liquid slag of solid waste incineration cyclone furnace
CN106678833A (en) * 2015-11-06 2017-05-17 江苏大信环境科技有限公司 Semi-solid-state hazardous waste incineration treatment device
CN108800153A (en) * 2016-08-01 2018-11-13 北京北控环保工程技术有限公司 Dangerous waste object burning process

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106678833A (en) * 2015-11-06 2017-05-17 江苏大信环境科技有限公司 Semi-solid-state hazardous waste incineration treatment device
CN105864793A (en) * 2016-05-23 2016-08-17 江苏金牛环保工程设备有限公司 Efficient disturbance rotary incinerator
CN108800153A (en) * 2016-08-01 2018-11-13 北京北控环保工程技术有限公司 Dangerous waste object burning process
CN108800153B (en) * 2016-08-01 2019-09-17 北京北控环保工程技术有限公司 Dangerous waste object burning process
CN106524178A (en) * 2016-11-22 2017-03-22 山东济宁阳光环保动力工程设计院有限公司 Solid waste incineration cyclone furnace and incineration process for liquid slag of solid waste incineration cyclone furnace

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160406

Termination date: 20171106

CF01 Termination of patent right due to non-payment of annual fee