CN106678833A - Semi-solid-state hazardous waste incineration treatment device - Google Patents

Semi-solid-state hazardous waste incineration treatment device Download PDF

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Publication number
CN106678833A
CN106678833A CN201510747763.7A CN201510747763A CN106678833A CN 106678833 A CN106678833 A CN 106678833A CN 201510747763 A CN201510747763 A CN 201510747763A CN 106678833 A CN106678833 A CN 106678833A
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CN
China
Prior art keywords
rotary kiln
waste
combustion chamber
steam
waste incineration
Prior art date
Application number
CN201510747763.7A
Other languages
Chinese (zh)
Inventor
董小平
莫立勤
欧伟强
魏桃
周金花
朱乾
林文川
Original Assignee
江苏大信环境科技有限公司
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Application filed by 江苏大信环境科技有限公司 filed Critical 江苏大信环境科技有限公司
Priority to CN201510747763.7A priority Critical patent/CN106678833A/en
Publication of CN106678833A publication Critical patent/CN106678833A/en

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Abstract

The invention discloses a semi-solid-state hazardous waste incineration treatment device which comprises a hazardous waste steam heat tracing storage slot, a rotary kiln, a secondary combustion chamber, a waste heat recycling device, a tail gas treatment device and a chimney, wherein the hazardous waste steam heat tracing storage slot and the rotary kiln are connected through a feeding pipeline; the waste heat recycling device and the rotary kiln are connected with the secondary combustion chamber; the secondary combustion chamber is connected with the waste heat recycling device through a pipeline; the waste heat recycling device communicates with the tail gas treatment device; and the tail gas treatment device communicates with the chimney. The semi-solid-state hazardous waste incineration treatment device avoids material scattering, realizes clean production requirements, prevents an over-temperature in the rotary kiln to prolong the service life of a refractory material in the rotary kiln, is beneficial for descending smoke dust in the secondary combustion chamber, and realizes safe long-period economic operation.

Description

Semisolid dangerous waste incineration processing meanss

Technical field

The present invention relates to castoff burning processing equipment field, specifically a kind of semisolid danger incineration of waste processing meanss.

Background technology

The kenel of hazardous waste has liquid, solid-state and semisolid, liquid, solid waste conveying it is relatively easy, the organic matter reaction residues of fine chemistry industry and pharmaceutical industry are flowable liquid under technological temperature, it is in semi-solid state after cooling, its property 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, can only be typically distributed at present after inner wrapping one by one and put into Rotation error burning by feed arrangement.

Rotation error is the main type of furnace that dangerous waste incineration is processed, solid waste is typically sent into kiln using water-cooling spiral, gravity charging or hydraulic pressure pusher, poured using castable refractory or built by laying bricks or stones using refractory brick in kiln, the flue gas generated in kiln is sent follow-up secondary combustion chamber to continue oxygenating burning.Rotation error complexity physical property hazardous waste has stronger adaptability.But the existing rotary kiln technical finesse type organic reaction residues still have many deficiencies, the requirement of the particularly following cycle of operation for what time directly affecting equipment and country with regard to clean manufacturing and cycle economy.

The combustion heat value of semi-solid organic hazardous waste is higher, and intermittently feeding intake can cause rotary kiln temperature to fluctuate, and both affect the service life of inner lining refractory, and subsequent technique control is unfavorable for again.

In rotary kiln easily there is Local Damaged in refractory material within certain cycle of operation, the surface property indices of laying fireproof bricks are better than and traditional pour material, due to rotary kiln nonstatic equipment, once generation Local Damaged has brick to come off fails discovery in time, the flame retardant coating slump of whole circle can be caused to cause kiln body to damage.

When the high temperature combustion air that dual firing chamber's burner is produced is vertically into dual firing chamber, disturbance can be produced, be unfavorable in dual firing chamber that flue dust declines.

The content of the invention

For above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of semisolid dangerous waste incineration processing meanss, it can be prevented effectively from material spilling, realize the requirement of clean manufacturing, 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, technical scheme is accomplished by:

Semisolid dangerous waste incineration processing meanss, it includes danger waste steam heat tracing storage tank, rotary kiln, secondary combustion chamber, waste-heat recovery device, exhaust gas processing device and chimney;The danger waste steam heat tracing storage tank and rotary kiln are connected by feed pipe, rotary kiln and secondary combustion chamber connect, and secondary combustion chamber and waste-heat recovery device are connected by pipeline, and waste-heat recovery device is connected with exhaust gas processing device, exhaust gas processing device is connected with chimney, be it is characterized in that:Quay pump and steam companions are provided with the feed pipe, paddle and steam-heating pipe are provided with the danger waste steam heat tracing storage tank, top arranges inlet scoop, and inlet scoop is connected by pipeline with secondary combustion chamber, and the rotary kiln front end is provided with coupled booster burners one.

It is described further:Steam companions is arranged on nearly rotary kiln side at least provided with steam blowing mouth at two at least one, another place is arranged on nearly danger waste steam heat tracing storage tank side.

It is described further:Rotary kiln inwall is provided with refractory masses, and refractory masses are High-Alumina wearing-proof refractory material.

It is described further:Secondary combustion chamber bottom is provided with scraper plate ash hoist, and top is provided with dump chimney, and side wall is provided with booster burners two.

It is described further:Quay pump discharge is provided with return duct.

It is described further:Rotary kiln and secondary combustion chamber junction are provided with air-cooled ring.

It is described 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.

It is described further:The front end of feed pipe and rotary kiln connection is provided with and partly endanger admittedly waste atomizing lance.

It is described further:Steam tracing pipe outer wall is provided with heat-insulation layer.

It is described further:Waste-heat recovery device is boiler or water-cooled dust arrester.

Beneficial effect:

1)Ensure that the micro organic gas of the volatilization of material in danger waste steam heat tracing storage tank can be taken away and be sent into rotary kiln by air-introduced machine in time to process, it is ensured that operating environment meets occupational health standard requirement.

2)Charging system using quay pump convey, whole material-transporting system be in air-tight state, without material leakage possibility, it is ensured that incinerator surrounding environment it is clean and tidy.

3)The conveyance conduit of charging system rationally arranges steam blowing mouth, it is ensured that pipeline is unobstructed, prevents because line clogging affects production normal.

4)Dual firing chamber's burner is installed slightly upwardly partially, ensures that combustion air is well mixed with flue gas to increase turbulent flow, reduces the disturbance for declining flue dust to dual firing chamber, is conducive to dual firing chamber's flue dust sedimentation.

Description of the drawings

Fig. 1 is the structural representation of the present invention.

In figure:1st, endanger waste steam heat tracing storage tank, 2, rotary kiln, 3, secondary combustion chamber, 4th, waste-heat recovery device, 5, exhaust gas processing device, 6, chimney, 7th, feed pipe, 8, quay pump, 9, steam companions, 10th, paddle, 11, steam-heating pipe, 12, inlet scoop, 13rd, booster burners one, 14, scraper plate ash hoist, 15, dump chimney, 16th, booster burners two, 17, air-cooled ring, 18, waste atomizing lance of partly endangering admittedly.

Specific embodiment

Semisolid dangerous waste incineration processing meanss as shown in Figure 1, it includes danger waste steam heat tracing storage tank 1, rotary kiln 2, secondary combustion chamber 3, waste-heat recovery device 4, exhaust gas processing device 5 and chimney 6;The danger waste steam heat tracing storage tank 1 and rotary kiln 2 are connected by feed pipe 7, rotary kiln 2 and secondary combustion chamber 3 connect, secondary combustion chamber 3 and waste-heat recovery device 4 are connected by pipeline, waste-heat recovery device 4 is connected with exhaust gas processing device 5, exhaust gas processing device 5 is connected with chimney 6, be it is characterized in that:Quay pump 8 and steam companions 9 are provided with the feed pipe 7, paddle 10 and steam-heating pipe 11 are provided with the danger waste steam heat tracing storage tank 1, ensure that semi-solid hazardous waste has preferable mobility in groove, top arranges inlet scoop 12, inlet scoop 12 is connected by pipeline with secondary combustion chamber 3, 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, the front end of the rotary kiln 2 to be provided with coupled booster burners 1;Steam companions 9 is at least provided with steam blowing mouth at two, the side of nearly rotary kiln 2 is arranged at least one, another place is arranged on the nearly side of danger waste steam heat tracing storage tank 1, and the material in nearly kiln side ducts can be blown into kiln by steam, and the material in remaining pipes can be blown into steam tracing storage tank 1 by steam;The inwall of rotary kiln 2 is provided with refractory masses, and refractory masses are High-Alumina wearing-proof refractory material;Secondary combustion chamber bottom is provided with scraper plate ash hoist 14, and top is provided with dump chimney 15, and side wall is provided with booster burners 2 16;The outlet of quay pump 8 is provided with return duct, by the inventory of backflow valve regulation rotary kiln;Rotary kiln 2 and the junction of secondary combustion chamber 3 are provided with air-cooled ring 17;The angle of booster burners 2 16 and the outer wall of secondary combustion chamber 3 is 25-35 °, and the outlet of booster burners 2 16 ensures that combustion air is well mixed with flue gas, while and being conducive to dual firing chamber's flue dust decline not disturbed upper to increase turbulent flow;The front end of feed pipe 7 and the connection of rotary kiln 2 is provided with and partly endanger admittedly waste atomizing lance 18;The outer wall of steam companions 9 is provided with heat-insulation layer, and its effect is to prevent 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 processing meanss, it includes danger waste steam heat tracing storage tank, rotary kiln, secondary combustion chamber, waste-heat recovery device, exhaust gas processing device and chimney;The danger waste steam heat tracing storage tank and rotary kiln are connected by feed pipe, rotary kiln and secondary combustion chamber connect, and secondary combustion chamber and waste-heat recovery device are connected by pipeline, and waste-heat recovery device is connected with exhaust gas processing device, exhaust gas processing device is connected with chimney, it is characterised in that:Quay pump and steam companions are provided with the feed pipe, paddle and steam-heating pipe are provided with the danger waste steam heat tracing storage tank, top arranges inlet scoop, and inlet scoop is connected by pipeline with secondary combustion chamber, and the rotary kiln front end is provided with coupled booster burners one.
2. semisolid dangerous waste incineration processing meanss according to claim 1, it is characterised in that:The steam companions is arranged on nearly rotary kiln side at least provided with steam blowing mouth at two at least one, another place is arranged on nearly danger waste steam heat tracing storage tank side.
3. semisolid dangerous waste incineration processing meanss according to claim 1, it is characterised in that:The rotary kiln inwall is provided with refractory masses, and refractory masses are High-Alumina wearing-proof refractory material.
4. semisolid dangerous waste incineration processing meanss according to claim 1, it is characterised in that:The secondary combustion chamber bottom is provided with scraper plate ash hoist, and top is provided with dump chimney, and side wall is provided with booster burners two.
5. semisolid dangerous waste incineration processing meanss according to claim 1, it is characterised in that:The quay pump discharge is provided with return duct.
6. semisolid dangerous waste incineration processing meanss according to claim 1, it is characterised in that:The rotary kiln and secondary combustion chamber junction are provided with air-cooled ring.
7. semisolid dangerous waste incineration processing meanss according to claim 4, it is characterised in that:The angle of the 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 processing meanss according to claim 1, it is characterised in that:The front end of the feed pipe and rotary kiln connection is provided with and partly endanger admittedly waste atomizing lance.
9. semisolid dangerous waste incineration processing meanss according to claim 1, it is characterised in that:The steam tracing pipe outer wall is provided with heat-insulation layer.
10. semisolid dangerous waste incineration processing meanss according to claim 1, it is characterised in that:The waste-heat recovery device is boiler or water-cooled dust arrester.
CN201510747763.7A 2015-11-06 2015-11-06 Semi-solid-state hazardous waste incineration treatment device CN106678833A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510747763.7A CN106678833A (en) 2015-11-06 2015-11-06 Semi-solid-state hazardous waste incineration treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510747763.7A CN106678833A (en) 2015-11-06 2015-11-06 Semi-solid-state hazardous waste incineration treatment device

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CN106678833A true CN106678833A (en) 2017-05-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110131728A (en) * 2019-05-23 2019-08-16 山东步长制药股份有限公司 A kind of processing method for the semifluid high viscosity waste that Chinese Traditional Medicine generates
CN110131729A (en) * 2019-05-23 2019-08-16 山东步长制药股份有限公司 The method of changing rejected material to useful resource processing in a kind of production of Chinese medicine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101469866A (en) * 2007-12-24 2009-07-01 同方环境股份有限公司 Industrial dangerous waste incineration processing system for realizing multiple physical states
CN103398387A (en) * 2013-08-16 2013-11-20 南京创能电力科技开发有限公司 Automatic sludge blending combustion system
CN203598501U (en) * 2013-10-18 2014-05-21 江苏法尔胜技术开发中心有限公司 Waste emulsified liquid concentration device
CN203628674U (en) * 2013-07-08 2014-06-04 上海灿州环境工程有限公司 Whole-set hazardous waste incinerator device
CN205137477U (en) * 2015-11-06 2016-04-06 江苏大信环境科技有限公司 Half solid -state dangerous waste incineration processing apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101469866A (en) * 2007-12-24 2009-07-01 同方环境股份有限公司 Industrial dangerous waste incineration processing system for realizing multiple physical states
CN203628674U (en) * 2013-07-08 2014-06-04 上海灿州环境工程有限公司 Whole-set hazardous waste incinerator device
CN103398387A (en) * 2013-08-16 2013-11-20 南京创能电力科技开发有限公司 Automatic sludge blending combustion system
CN203598501U (en) * 2013-10-18 2014-05-21 江苏法尔胜技术开发中心有限公司 Waste emulsified liquid concentration device
CN205137477U (en) * 2015-11-06 2016-04-06 江苏大信环境科技有限公司 Half solid -state dangerous waste incineration processing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110131728A (en) * 2019-05-23 2019-08-16 山东步长制药股份有限公司 A kind of processing method for the semifluid high viscosity waste that Chinese Traditional Medicine generates
CN110131729A (en) * 2019-05-23 2019-08-16 山东步长制药股份有限公司 The method of changing rejected material to useful resource processing in a kind of production of Chinese medicine

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