CN105910110B - Refuse gasification incinerator - Google Patents

Refuse gasification incinerator Download PDF

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Publication number
CN105910110B
CN105910110B CN201610423160.6A CN201610423160A CN105910110B CN 105910110 B CN105910110 B CN 105910110B CN 201610423160 A CN201610423160 A CN 201610423160A CN 105910110 B CN105910110 B CN 105910110B
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CN
China
Prior art keywords
gasification
combustion chamber
partition
smoke
combustion
Prior art date
Application number
CN201610423160.6A
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Chinese (zh)
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CN105910110A (en
Inventor
高瑞林
徐贵生
冯国勇
徐从启
张儒璇
贾桂芝
马喜斌
Original Assignee
中央军委后勤保障部建筑工程研究所
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Application filed by 中央军委后勤保障部建筑工程研究所 filed Critical 中央军委后勤保障部建筑工程研究所
Priority to CN201610423160.6A priority Critical patent/CN105910110B/en
Publication of CN105910110A publication Critical patent/CN105910110A/en
Application granted granted Critical
Publication of CN105910110B publication Critical patent/CN105910110B/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
    • 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
    • F23G5/46Recuperation of heat

Abstract

The present invention provides a kind of refuse gasification incinerator, including main furnace body and partition wall, and the burner hearth of the main furnace body is to be provided with blanking port at the top of gasification combustion chamber, the gasification combustion chamber;The partition wall is vertically arranged in the gasification, and combustion room, the partition wall is located at the underface of the blanking port, and the gasification combustion chamber is divided into two parts, it is provided with one or more gas combustion chambers for mutually concatenating connection successively in the partition wall, the entrance of the gas combustion chamber or first gas combustion chamber is connected with the gasification combustion chamber.The refuse gasification incinerator of the present invention can effectively solve sanitary fill scaffolding problem, it is not necessary to mix and burn combustion-supporting, and its each gas combustion chamber position is compact, and heat dissipation capacity is few, and temperature is easily guaranteed that, can thoroughly decompose the poisonous and harmful element in flue gas.

Description

Refuse gasification incinerator
Technical field
The present invention relates to treater of urban-area daily garbage field, and in particular to a kind of refuse gasification incinerator.
Background technology
Waste incineration is the widely used Disposal of Municipal Refuse in countries in the world, existing refuse gasification incinerator Gasification combustion chamber often occur sanitary fill scaffolding phenomenon, cause gasification, and combustion insufficient, it is necessary to which to mix burning combustion-supporting, and in stove Other each combustion chamber positions disperse, easily radiating, temperature is difficult to control to, and often occurs sustained combustion or being difficult to light Situation, cause the poisonous and harmful element in flue gas not decomposed thoroughly, flue gas can not qualified discharge, cause atmosphere pollution.
The content of the invention
In order to overcome above mentioned problem, the present invention provides a kind of refuse gasification incinerator, can effectively solve sanitary fill scaffolding Problem, it is not necessary to mix and burn combustion-supporting, and its each smoke combustion room position is compact, and heat dissipation capacity is few, and temperature is easily guaranteed that, can be thoroughly Decompose the poisonous and harmful element in flue gas.
In order to achieve the above object, the present invention is solved using following technical scheme.
A kind of refuse gasification incinerator, including main furnace body and partition wall, the burner hearth of the main furnace body is gasification combustion chamber, described Blanking port is provided with the top of gasification combustion chamber;The partition wall is vertically arranged in the gasification, and combustion room, and the partition wall is located at The underface of the blanking port, and the gasification combustion chamber is divided into two parts, the partition wall be provided with it is one or more according to The smoke combustion room of secondary phase concatenation connection, the entrance and the gasification of the smoke combustion room or first smoke combustion room Combustion chamber.
According to the refuse gasification incinerator of the present invention, partition wall is located at the underface of blanking port, and gasification combustion chamber is divided into Two parts, the rubbish into gasification combustion chamber can be divided into two parts by partition wall naturally, make the distribution of rubbish more uniform;Separately On the one hand, the inner surface of the gasification combustion chamber of incinerator designs for cone structure, can reduce gasification combustion chamber and rubbish is existed Spontaneous vaporization burns the adhesive force produced in dropping process, so as to further reduce the possibility of accumulation scaffolding.In main furnace body Smoke combustion room be located at the inside of partition wall, its environment temperature is the indoor temperature of gasification combustion chamber, rubbish in gasification, and combustion room Fuel gas produced by gasification burning is decomposed into the after-combustion of smoke combustion room, and on the one hand the heat of generation can accelerate gasification The drying gasification of combustion chamber rubbish, on the other hand can also thoroughly decompose the poisonous and harmful element in flue gas, reduce environmental pollution.
As preferred, connected between the entrance of the gasification combustion chamber and the smoke combustion room by an air hatch It is logical, the both sides of partition wall described in the air hatch cross connection.
According to the refuse gasification incinerator of the present invention, the both sides for the air hatch cross connection partition wall being arranged on partition wall take Gas port is connected with smoke combustion room, gasification combustion chamber is directly entered in the flue gas produced by partition wall both sides from air hatch The distance between smoke combustion room is burnt, but also shorten the entrance of gasification combustion chamber and smoke combustion room, it is ensured that flue gas The continuation of the burning of combustion chamber.
As preferred, the entrance of each smoke combustion room is both provided with the fiery disk of cloth, the fiery disk point of each described cloth Do not connected with an air duct, the air duct and atmosphere.
According to the refuse gasification incinerator of the present invention, cloth fire disk is arranged on the porch of each smoke combustion room, Mei Gebu Fiery disk is all connected with corresponding air duct, is provided with multiple ventholes on the madial wall of cloth fire disk, can be carried for smoke combustion room For air, it is ensured that each smoke combustion room will not anoxic, high temperature combustible fumes is fully burnt.
As preferred, in addition to secondary body of heater, at least provided with heat exchanger and expansion chamber in the secondary body of heater, the heat exchange Heat exchanger channels are provided with device, the heat exchanger channels are connected with the gasification combustion chamber, the expansion chamber and the smoke combustion The exhaust opening led to outside secondary body of heater is provided with the outlet of room, the expansion chamber.
According to the refuse gasification incinerator of the present invention, secondary body of heater is connected to the expansion chamber in the side of main furnace body, secondary body of heater Connected with last smoke combustion room, the gas after the burning of last smoke combustion room can be in expansion chamber before arranging to air It is middle that entrained a small amount of ash fall is got off, reduction solid particulate matter discharge.Heat exchanger in secondary body of heater can utilize flue gas combustion Indoor high temperature is burnt to heat the water vapour and flue gas that enter heat exchanger channels from gasification combustion chamber, the water vapour after heating with Flue gas can be dried to the rubbish in gasification combustion chamber.
As preferred, it is provided with and is fired with the gasification close to the position of the blanking port on the madial wall of the main furnace body Burn and be connected with first go back to smoke pipe road, the inner side of the main furnace body on the first annular passage of room connection, the first annular passage The middle part of wall is provided with the second circular passage connected with the gasification combustion chamber, second circular passage and is connected with Second time smoke pipe road, first time smoke pipe road and second time smoke pipe road are connected with the heat exchanger channels respectively.
According to the refuse gasification incinerator of the present invention, water vapour and flue gas at the top of gasification combustion chamber enter first annular logical First go back to smoke pipe road is admitted to behind road in the presence of air blower to enter in the heat exchanger channels of heat exchanger, the water in heat exchanger channels steams Vapour and flue gas enter gasification combustion chamber through second time smoke pipe road and the second circular passage again after the high-temperature heating in by expansion chamber Middle part after neighbouring rubbish can be dried, be conducive to the gasification, and combustion of rubbish.
As preferred, cigarette channel, one end of described time cigarette channel and the heat exchange are additionally provided with back in the main furnace body Passage is connected, and the other end of described time cigarette channel is connected with the bottom of the gasification combustion chamber.
According to the refuse gasification incinerator of the present invention, into a part of water vapour and flue gas in the heat exchanger channels of heat exchanger The air that can also enter from time cigarette channel in the bottom of gasification combustion chamber, water vapour and flue gas can make gasification, and combustion as gasifying agent The gasification efficiency of the rubbish of the bottom near zone of room is improved.
As preferred, the top of the partition wall is provided with multiple passages, and the passage connects the two of the partition wall Side.
According to the refuse gasification incinerator of the present invention, the top of partition wall is additionally provided with multiple passages, passage connection every The both sides of wall, it is ensured that the connection of the gas of partition wall both sides, enable temperature and combustible gas in gasification, and combustion room uniform Distribution.
Brief description of the drawings
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the complete section structural representation of the refuse gasification incinerator of the present invention;
Fig. 2 is the sectional view at A in Fig. 1;
Fig. 3 is the sectional view at B in Fig. 1;
Fig. 4 is Fig. 1 top view.
In above figure:1 main furnace body;110 gasification combustion chamber;111 first annular passages;112 second circular passages;113 First time smoke pipe road;114 second times smoke pipe roads;115 times cigarette channels;2 partition walls;201 air hatch;202 first smoke combustion rooms; 203 second smoke combustion rooms;204 passages;3 secondary bodies of heater;301 the 3rd smoke combustion rooms;302 expansion chambers;303 exhaust openings;4 change Hot device;401 heat exchanger channels.
Embodiment
With reference to Fig. 1 and 2, embodiments of the invention provide a kind of refuse gasification incinerator, including main furnace body 1 and partition wall 2, institute The burner hearth for stating main furnace body 1 is gasification combustion chamber 110, and the top of the gasification combustion chamber 110 is provided with blanking port;The partition wall 2 It is vertically arranged in the gasification combustion chamber 110, the partition wall 2 is located at the underface of the blanking port, and the gasification is fired It is to be provided with one or more smoke combustion rooms for mutually concatenating connection successively in two parts, the partition wall 2 to burn 110 points of room, described The entrance of smoke combustion room or first smoke combustion room is connected with the gasification combustion chamber 110.
In the embodiment above, partition wall 2 is located at the underface of blanking port, and is two parts by 110 points of gasification combustion chamber, Rubbish into gasification combustion chamber 110 can be naturally two parts by 2 points of partition wall, make the distribution of rubbish more uniform, reduce Accumulation scaffolding phenomenon, on the other hand, the inner surface of the gasification combustion chamber 110 of incinerator is designed for cone structure, can reduced Gasification combustion chamber 110 burns the adhesive force produced in dropping process to rubbish in spontaneous vaporization, so as to further reduce accumulation The possibility of scaffolding.Smoke combustion room in main furnace body 1 is located at the inside of partition wall 2, respectively the first smoke combustion room 202 and the Two smoke combustion rooms 203, its environment temperature is the indoor temperature of gasification combustion chamber 110, and gasification combustion chamber 110 fires to refuse gasification Combustible fumes produced by burning enters the first smoke combustion room 202 and the after-combustion of the second smoke combustion room 203 is decomposed, the heat of generation On the one hand amount can accelerate the drying of gasification combustion chamber's rubbish to gasify, and on the other hand can also thoroughly decompose poisonous and harmful in flue gas Composition, reduces environmental pollution.
With reference to Fig. 1 and 2, embodiments in accordance with the present invention, the entrance of the gasification combustion chamber 110 and the smoke combustion room Between connected by an air hatch 201, the both sides of partition wall 2 described in the cross connection of air hatch 201.
In the embodiment above, the both sides for the cross connection partition wall 2 of air hatch 201 being arranged on partition wall 2, air hatch 201 Connected with smoke combustion room, not only enable gasification combustion chamber 110 in the flue gas produced by the both sides of partition wall 2 directly from air hatch 201 The distance between into the burning of smoke combustion room, but also shorten the entrance of gasification combustion chamber 110 and smoke combustion room, it is ensured that The continuation of the burning of smoke combustion room.
Embodiments in accordance with the present invention, the entrance of each smoke combustion room is both provided with the fiery disk of cloth, described in each Cloth fire disk is connected with an air duct respectively, the air duct and atmosphere.
In the embodiment above, the fiery disk of cloth is arranged on the porch of each smoke combustion room, the fiery disk of each cloth with accordingly Air duct connection, cloth fire disk madial wall on be provided with multiple ventholes, air can be provided for smoke combustion room, it is ensured that respectively Individual smoke combustion room will not anoxic, high temperature combustible fumes is fully burnt.
Referring to figs. 1 to Fig. 3, according to one embodiment of present invention, in addition to secondary body of heater 3, at least set in the secondary body of heater 3 It is equipped with heat exchanger 4 and expansion chamber 302, the expansion chamber 302 and the outlet of the smoke combustion room, the expansion chamber 302 Inside it is provided with the exhaust opening 303 led to outside secondary body of heater 3, the heat exchanger 4 and is provided with heat exchanger channels 401, the heat exchanger channels 401 connect with the gasification combustion chamber 110.
In the embodiment above, secondary body of heater 3 is connected in the side of main furnace body 1, secondary body of heater 3 and is provided with the 3rd smoke combustion Room 301 and expansion chamber 302, the entrance of the 3rd smoke combustion room 301 are connected with the second smoke combustion room 203, the 3rd smoke combustion Room 301 is last smoke combustion room, and its outlet is connected with the entrance of expansion chamber 302, after the burning of the 3rd smoke combustion room 301 Gas can will reduce solid particulate matter row under entrained a small amount of ash fall in expansion chamber 302 to before air in row Put.Heat exchanger 4 in secondary body of heater 3 exchanges heat using the high temperature in the 3rd smoke combustion room 301 to entering from gasification combustion chamber 110 The water vapour and flue gas of passage 401 are heated, and the water vapour and flue gas after heating can enter to the rubbish in gasification combustion chamber 110 Row drying.
With reference to Fig. 1 and Fig. 2, according to one embodiment of present invention, close to the blanking on the madial wall of the main furnace body 1 The position of mouth is provided with the first annular passage 111 connected with the gasification combustion chamber 110, the first annular passage 111 First go back to smoke pipe road 113 is connected with, the middle part of the madial wall of the main furnace body 1 is provided with and the gasification combustion chamber 110 Second go back to smoke pipe road 114, first go back to cigarette are connected with second circular passage 112 of connection, second circular passage 112 Pipeline 113 and second time smoke pipe road 114 are connected with the heat exchanger channels 401 respectively.
In the embodiment above, the water vapour at the top of gasification combustion chamber 110 with flue gas by connecting the He of gasification combustion chamber 110 Multiple through holes of first annular passage 111 enter the air blast installed again on first time smoke pipe road 113 after first annular passage 111 It is admitted in the presence of machine in the heat exchanger channels 401 of heat exchanger 4, the water vapour and flue gas in heat exchanger channels 401 are by expansion chamber Enter the second circular passage 112, the second circular passage 112 and gasification through second time smoke pipe road 114 again after high-temperature heating in 302 Connected between combustion chamber 110 by multiple through holes, the water vapour and flue gas being heated at high temperature enter gas from the second circular passage 112 Neighbouring rubbish can be dried behind the middle part for changing combustion chamber 110, be conducive to the gasification, and combustion of rubbish.
With reference to Fig. 1, according to one embodiment of present invention, cigarette channel 115 is additionally provided with back in the main furnace body 1, it is described The one end for returning cigarette channel 115 is connected with the heat exchanger channels 401, the other end of described time cigarette channel 115 and the gasification, and combustion The bottom connection of room 110.
In the embodiment above, into a part of water vapour and flue gas in the heat exchanger channels 401 of heat exchanger 4 can also from return The air that cigarette channel 115 enters in the bottom of gasification combustion chamber 110, water vapour and flue gas can make gasification combustion chamber as gasifying agent The gasification efficiency of the rubbish of 110 bottom near zone is improved.
With reference to Fig. 1 and Fig. 2, according to one embodiment of present invention, the top of the partition wall 2 is provided with multiple passages 204, the passage 204 connects the both sides of the partition wall 2.
In the embodiment above, the top of partition wall 2 is additionally provided with multiple passages 204, the connection partition wall 2 of passage 204 Both sides, it is ensured that the connection of the gas of the both sides of partition wall 2, enable temperature and combustible gas in gasification combustion chamber 110 uniform Distribution.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these changes and modification.

Claims (7)

1. a kind of refuse gasification incinerator, it is characterised in that including:
Main furnace body (1), the burner hearth of the main furnace body (1) is gasification combustion chamber (110), the top of the gasification combustion chamber (110) For blanking port;
Partition wall (2), the partition wall (2) is vertically arranged in the gasification combustion chamber (110), and the partition wall (2) falls described in The underface of material mouth, and the gasification combustion chamber (110) is divided into two parts, it is provided with the partition wall (2) one or more The entrance and the gas of the smoke combustion room of connection, the smoke combustion room or first smoke combustion room are mutually concatenated successively Change combustion chamber (110) connection.
2. refuse gasification incinerator according to claim 1, it is characterised in that the entrance of the smoke combustion room with it is described Connected between gasification combustion chamber (110) by an air hatch (201), partition wall (2) described in air hatch (201) cross connection Both sides.
3. refuse gasification incinerator according to claim 2, it is characterised in that the entrance of each smoke combustion room The fiery disk of cloth is provided with, the fiery disk of each described cloth is connected with an air duct respectively, the air duct and atmosphere.
4. refuse gasification incinerator according to claim 3, it is characterised in that also including secondary body of heater (3), the secondary body of heater (3) at least provided with heat exchanger (4) and expansion chamber (302) in, the expansion chamber (302) and the outlet of the smoke combustion room connect It is logical, it is provided with the expansion chamber (302) and leads to the exhaust opening (303) of secondary body of heater (3) outside, is provided with the heat exchanger (4) Heat exchanger channels (401), the heat exchanger channels (401) connect with the gasification combustion chamber (110).
5. refuse gasification incinerator according to claim 4, it is characterised in that leaned on the madial wall of the main furnace body (1) The position of the nearly blanking port is provided with the first annular passage (111) connected with the gasification combustion chamber (110), described first First time smoke pipe road (113) is connected with circular passage (111), the middle part of the madial wall of the main furnace body (1) is provided with Is connected with the second circular passage (112) connected with the gasification combustion chamber (110), second circular passage (112) Two times smoke pipe roads (114), first time smoke pipe road (113) and second time smoke pipe road (114) are logical with the heat exchange respectively Road (401) is connected.
6. refuse gasification incinerator according to claim 5, it is characterised in that be additionally provided with back in the main furnace body (1) Cigarette channel (115), one end of described time cigarette channel (115) is connected with the heat exchanger channels (401), described time cigarette channel (115) The other end connected with the bottom of the gasification combustion chamber (110).
7. refuse gasification incinerator according to any one of claim 1 to 6, it is characterised in that the partition wall (2) it is upper Portion is provided with multiple passages (204), and the passage (204) connects the both sides of the partition wall (2).
CN201610423160.6A 2016-06-15 2016-06-15 Refuse gasification incinerator CN105910110B (en)

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Application Number Priority Date Filing Date Title
CN201610423160.6A CN105910110B (en) 2016-06-15 2016-06-15 Refuse gasification incinerator

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CN105910110B true CN105910110B (en) 2017-10-27

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Publication number Priority date Publication date Assignee Title
CN108758640A (en) * 2018-06-19 2018-11-06 梁兆志 A kind of inverted U-shaped burner hearth waste incinerator of heat accumulating type or coal gasifier

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