CN106594747B - Improved innoxious waste incinerator - Google Patents

Improved innoxious waste incinerator Download PDF

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Publication number
CN106594747B
CN106594747B CN201710061544.2A CN201710061544A CN106594747B CN 106594747 B CN106594747 B CN 106594747B CN 201710061544 A CN201710061544 A CN 201710061544A CN 106594747 B CN106594747 B CN 106594747B
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CN
China
Prior art keywords
furnace
fire grate
cavity
burner hearth
flue
Prior art date
Application number
CN201710061544.2A
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Chinese (zh)
Other versions
CN106594747A (en
Inventor
严志谋
Original Assignee
严志谋
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Publication date
Application filed by 严志谋 filed Critical 严志谋
Priority to CN201710061544.2A priority Critical patent/CN106594747B/en
Publication of CN106594747A publication Critical patent/CN106594747A/en
Application granted granted Critical
Publication of CN106594747B publication Critical patent/CN106594747B/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F23G5/027Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
    • F23G5/0276Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage using direct heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/08Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/38Multi-hearth arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • F23G5/442Waste feed arrangements
    • F23G5/444Waste feed arrangements for solid waste
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00Pretreatment
    • F23G2201/40Gasification
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00Combustion
    • F23G2202/10Combustion in two or more stages
    • F23G2202/102Combustion in two or more stages with supplementary heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00Combustion
    • F23G2202/10Combustion in two or more stages
    • F23G2202/106Combustion in two or more stages with recirculation of unburned solid or gaseous matter into combustion chamber
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2204/00Supplementary heating arrangements
    • F23G2204/10Supplementary heating arrangements using auxiliary fuel
    • F23G2204/101Supplementary heating arrangements using auxiliary fuel solid fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2900/00Special features of, or arrangements for incinerators
    • F23G2900/00001Exhaust gas recirculation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2900/00Special features of, or arrangements for incinerators
    • F23G2900/50204Waste pre-treatment by pyrolysis, gasification or cracking

Abstract

The present invention provides a kind of improved innoxious waste incinerator, it is mainly made of furnace body, furnace top cover, fire grate, secondary fire grate, burner hearth, fire door, feed inlet, cycle smoke pipe, flue gas cleaner, frequency conversion fan, wind turbine, flue, tar collecting pipe, tar collecting pit, furnace body inner circulating tube.Its effect is:1st, combustion efficiency further improves;This is, furnace body inner circulating tube is additionally arranged in the present apparatus, it burns in addition in the burner hearth that most of gas in furnace body after burning is constantly returned to by furnace body inner circulating tube between fire grate and secondary fire grate, flue in the present apparatus has been moved to the top of cavity namely stove gate between fire grate and secondary fire grate by being located at bottom of furnace body originally, this causes the air-flow of burning to become unobstructed;2nd, environment protecting further improves, and can reach external non-exhaust emission, and the present apparatus makes furnace structure more reasonable after the prior art is transformed;3rd, fuel is saved.

Description

Improved innoxious waste incinerator

Technical field:The present invention relates to a kind of cooking stove for burning away the refuse, particularly a kind of improved innoxious rubbish Incinerator.

Background technology:Before the application, the applicant has submitted a entitled " innoxious waste incinerator " its patent Number be " 201620802372.0 " patent application.Although the patented product has larger strong point in use, there is also one A little problems:1st, burning be obstructed, be obstructed, influence efficiency of combustion, this is essentially consisted in, exhaust gas row mouth be located at furnace body bottom namely Main fire grate is easily blocked after falling in the bottom of fire grate, in operation, the ashes generated by upper strata pair fire grate combustion refuse, from And cause entire furnace body air-flow constricted flow, it smooth cannot go downwards to after-flame layer in the fuel gas that carbonization gasification layer generates Active combustion is carried out, so as to still there is uncombusted gas discharge;2nd, fresh air supply is improper, because air inlet is located at main stove The upper space of row, 3, cycle channel it is few, an and only outer circulation has thermal losses and is unfavorable for the collection of tar.

Invention content:It is an object of the present invention to for existing " innoxious waste incinerator " it is existing in use on It states deficiency, and proposes a kind of improved innoxious waste incinerator, it has a better combustion efficiency, unburned in the exhaust gas of discharge Most gas further reduces, and environment protecting is also more preferable.

Can realize the object of the invention by following technical proposals, a kind of improved innoxious waste incinerator, including furnace body, Furnace top cover, fire grate, secondary fire grate, burner hearth, fire door, feed inlet, cycle smoke pipe, flue gas cleaner, frequency conversion fan, wind turbine, feature It is, further includes flue, tar collecting pipe, tar collecting pit, furnace body inner circulating tube;Feed inlet is located on furnace top cover, furnace body top End is equipped with annular water tank, and the Zhou Bianduan of furnace top cover is inserted in annular water tank, and fire grate and secondary fire grate are all located under furnace body inner cavity Portion, secondary fire grate are located above fire grate, and are designed with burner hearth above fire grate and secondary fire grate, opening of the flue in furnace body inner cavity is located at stove Between row and secondary fire grate, tar collecting pipe one end is connect with upper of furnace body inner cavity, and the other end is connect with tar collecting pit, 2 with On furnace body inner circulating tube be located in the side wall of furnace body, one end open is located at the inner cavity of upper of furnace body, and another end opening is located at pair Furnace body inner cavity between fire grate and fire grate, the air inlet of wind turbine are located at the sidewall of the furnace body below fire grate, recycle smoke pipe one end and stove The inner cavity connection on body top, the other end are inserted in flue gas cleaner, and frequency conversion fan is connected by the side wall of pipeline one end and burner hearth, The other end is connect with flue gas cleaner, and fire door is located at sidewall of the furnace body.

To improve combustion efficiency, burner hearth is made of interlayer, and the inner wall of burner hearth is equipped with through-hole, and through-hole presses ring

Shape layering is evenly arranged.

Effect of the invention is that:1st, combustion efficiency further improves;This is, stove body-internal-circulation is additionally arranged in the present apparatus Pipe, most of gas in furnace body after burning constantly return to the burner hearth between fire grate and secondary fire grate by furnace body inner circulating tube Middle burning, because being interior cycle, many tar and combustible are further returned in burner hearth to burn (in the prior art then from flue gas again Clarifier eliminates), so as to greatly improve efficiency of combustion;In addition, the flue in the present apparatus is moved by being located at bottom of furnace body originally The top of the cavity namely stove gate between fire grate and secondary fire grate has been arrived, this causes the air-flow of burning to become unobstructed, because, as long as Fire door is shut, flue can generate a very big draft, the fuel gas of burning zone and upper space can be made to go downwards to after-flame Layer is more fully burnt, so as to improve combustion efficiency;2nd, environment protecting further improves, and can reach and is externally arranged without exhaust gas It puts, the present apparatus makes furnace structure more reasonable after the prior art is transformed, and furnace body inner cavity is effectively divided into drying by it Layer, carbonization gasification layer, burning zone, after-flame layer, and make the repeatedly burning and residence time is long repeatedly of the gas circulation of inner cavity, So that wherein environmentally harmful carbon monoxide, hydrogen, methane and severe toxicity bioxin etc. can be removed fully, so as to Environment protecting is further improved, reaches external non-exhaust emission;3rd, fuel is saved, the present apparatus is in addition to being initially required some fuel Device is made to enter normal operation for refuse gasification, be no longer needed for external fuel thereafter, because the present apparatus has very high burning Efficiency, all organic matters in rubbish can gasify by it and fully complete burning, these thermal energy maintain device enough Normal operation, so as to save many fuel.

Description of the drawings:

Accompanying drawing 1 is the structural representation of the present invention;

Attached drawing 2 is the sectional view at attached drawing 1A~A.

The present invention is expanded on further with reference to the accompanying drawings and embodiments:

Specific embodiment:

Referring to attached drawing 1,2, a kind of improved innoxious waste incinerator, it is mainly by furnace body 1, furnace top cover 2, fire grate 3, pair Fire grate 4, burner hearth 5, fire door 6, feed inlet 7, cycle smoke pipe 8, flue gas cleaner 9, frequency conversion fan 10, wind turbine 11, flue 12, tar Collecting pipe 13, tar collecting pit 14, furnace body inner circulating tube 15 form.Feed inlet 7 is located on furnace top cover 2.1 top end part of furnace body is equipped with Annular water tank, the Zhou Bianduan of furnace top cover 2 are inserted in annular water tank.Fire grate 3 and secondary fire grate 4 are all located at the lower part of 1 inner cavity of furnace body, secondary Fire grate 4 is located at 3 top of fire grate, and fire grate 3 and 4 top of secondary fire grate are designed with burner hearth 5.Burner hearth 5 is made of interlayer, the inner wall of burner hearth 5 Through-hole is equipped with, through-hole is evenly arranged by annular segment.Opening of the flue 12 in 1 inner cavity of furnace body is located at fire grate 3 and secondary fire grate 4 Between, 13 one end of tar collecting pipe is connect with 1 upper lumen of furnace body, and the other end is connect with tar collecting pit 14, tar collecting pipe Valve 16 is equipped in 13.The furnace body inner circulating tube 15 of 2 or more is located in the side wall of furnace body 1, and one end open is located at 1 top of furnace body Inner cavity, another end opening is located at 1 inner cavity of furnace body between secondary fire grate 4 and fire grate 3.The air inlet of wind turbine 11 is located under fire grate 3 1 side wall of furnace body of side.Cycle 8 one end of smoke pipe is connect with the inner cavity on 1 top of furnace body, and the other end is inserted in flue gas cleaner 9, frequency conversion Wind turbine 10 is connect by pipeline one end with the side wall of burner hearth 5, and the other end is connect with flue gas cleaner 9.Fire door 6 is located at 1 side of furnace body Wall.

The operational process of the present apparatus is:Part pilot fuel (pilot fuel can be the fuel such as timber, coal) is passed through Fire door 6 is put into burner hearth 5, rubbish is poured into from feed inlet 7 in furnace chamber, rubbish is blocked by secondary fire grate 4;Pilot fuel is ignited, Rubbish and one combust of pilot fuel, the rubbish on top close to pilot fuel then gasify at high temperature, the flue gas of burning It is admitted in burner hearth 5 again through flue 12, cycle smoke pipe 8, flue gas cleaner 9, frequency conversion fan 10 with a gas part for gasification Burning, the cycle are constantly reciprocal;It is but most of then after-flame layer namely fire grate 3 and secondary fire grate 4 are sent to by furnace body inner circulating tube 15 Between iterative cycles burning is carried out in furnace body cavity.When needing to collect tar, valve 16 is opened, the combustible gas for carrying tar leads to The burning of furnace body inner cavity is fed again into after crossing tar collecting pipe 13, tar collecting pit 14, tar is then received in tar collecting pit 14 Collection.According to the situation of burning, extraneous air can be inputted by wind turbine 11 in stove.

Claims (2)

1. a kind of improved innoxious waste incinerator, including furnace body, furnace top cover, fire grate, secondary fire grate, burner hearth, fire door, charging Mouth, cycle smoke pipe, flue gas cleaner, frequency conversion fan, wind turbine, which is characterized in that further include flue, tar collecting pipe, tar and receive Ji Chi, furnace body inner circulating tube;Feed inlet is located on furnace top cover, and furnace body top end part is equipped with annular water tank, and the Zhou Bianduan of furnace top cover is inserted In annular water tank, fire grate and secondary fire grate are all located at the lower part of furnace body inner cavity, and secondary fire grate is located above fire grate, fire grate and secondary fire grate Top is designed with burner hearth, and flue is located in the opening of furnace body inner cavity between fire grate and secondary fire grate, tar collecting pipe one end and stove Body upper lumen connects, and the other end is connect with tar collecting pit, and the furnace body inner circulating tube of 2 or more is located in the side wall of furnace body, One end open is located at the inner cavity of upper of furnace body, and another end opening is located at the furnace body inner cavity between secondary fire grate and fire grate, wind turbine into Air port is located at the sidewall of the furnace body below fire grate, and the inner cavity for recycling smoke pipe one end and upper of furnace body connects, and it is net that the other end is inserted in flue gas Change in device, frequency conversion fan is connected by the side wall of pipeline one end and burner hearth, and the other end is connect with flue gas cleaner, and fire door is located at stove Body sidewall.
2. improved innoxious waste incinerator according to claim 1, which is characterized in that burner hearth is made of interlayer, stove The inner wall of thorax is equipped with through-hole, and through-hole is evenly arranged by annular segment.
CN201710061544.2A 2017-01-26 2017-01-26 Improved innoxious waste incinerator CN106594747B (en)

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Application Number Priority Date Filing Date Title
CN201710061544.2A CN106594747B (en) 2017-01-26 2017-01-26 Improved innoxious waste incinerator

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Application Number Priority Date Filing Date Title
CN201710061544.2A CN106594747B (en) 2017-01-26 2017-01-26 Improved innoxious waste incinerator

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CN106594747B true CN106594747B (en) 2018-06-15

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1155897A (en) * 1995-06-07 1997-07-30 Gec阿尔松·斯坦工业公司 Fluidized bed reactor for the heat treatment of waste material
EP0805307A1 (en) * 1995-11-24 1997-11-05 Kurihara Kogyo Co., Ltd. Combustion system and combustion furnace
CN2308049Y (en) * 1997-03-18 1999-02-17 偰彪 Boiler with adiabatic combustion-supporting super-fire-grate and smoke secondary circulation region
CN2804612Y (en) * 2005-04-25 2006-08-09 阮玲君 Double-grate boiler for burning block-shape fuel
WO2012066179A1 (en) * 2010-11-18 2012-05-24 Suomen Kanton Oy Method and furnace for incinerating solid fuel
CN202581422U (en) * 2012-04-20 2012-12-05 严志谋 Gasified gas furnace with environmental friendliness and high thermal effect
CN204240362U (en) * 2014-11-12 2015-04-01 湖南玉道环保科技有限公司 Incinerator
CN105299884A (en) * 2015-10-31 2016-02-03 于志远 Reversal combustion type boiler
CN106090927A (en) * 2016-07-28 2016-11-09 严志谋 Innoxious incinerator
CN206504333U (en) * 2017-01-26 2017-09-19 严志谋 Improved innoxious waste incinerator

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1155897A (en) * 1995-06-07 1997-07-30 Gec阿尔松·斯坦工业公司 Fluidized bed reactor for the heat treatment of waste material
EP0805307A1 (en) * 1995-11-24 1997-11-05 Kurihara Kogyo Co., Ltd. Combustion system and combustion furnace
CN2308049Y (en) * 1997-03-18 1999-02-17 偰彪 Boiler with adiabatic combustion-supporting super-fire-grate and smoke secondary circulation region
CN2804612Y (en) * 2005-04-25 2006-08-09 阮玲君 Double-grate boiler for burning block-shape fuel
WO2012066179A1 (en) * 2010-11-18 2012-05-24 Suomen Kanton Oy Method and furnace for incinerating solid fuel
CN202581422U (en) * 2012-04-20 2012-12-05 严志谋 Gasified gas furnace with environmental friendliness and high thermal effect
CN204240362U (en) * 2014-11-12 2015-04-01 湖南玉道环保科技有限公司 Incinerator
CN105299884A (en) * 2015-10-31 2016-02-03 于志远 Reversal combustion type boiler
CN106090927A (en) * 2016-07-28 2016-11-09 严志谋 Innoxious incinerator
CN206504333U (en) * 2017-01-26 2017-09-19 严志谋 Improved innoxious waste incinerator

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