CN2856734Y

CN2856734Y - Vertical oxygen-enriched continuous incinerator

Info

Publication number: CN2856734Y
Application number: CNU2006200743912U
Authority: CN
Inventors: 潘云芳; 王煦
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-04
Filing date: 2006-07-04
Publication date: 2007-01-10
Anticipated expiration: 2016-07-04

Abstract

The utility model discloses a waste-combined incineration processing method and a special vertical oxygen-enriched continuous incinerator which mainly comprises a first incinerator, a secondary incinerator connected with the first incinerator, a rotary oxygen-lacked drying furnace connected with the secondary incinerator, an oxygen-lacking furnace gas transferring pipeline connected between the feed inlet of the rotary oxygen-lacked drying furnace and the oxygen-lacked furnace gas tuyere on the furnace wall of the secondary incinerator, and a negative-pressure oxygen-lacked smoke gas loop formed among the oxygen-lacking furnace gas tuyere, the oxygen-lacking furnace gas transferring pipeline, a negative-pressure air fan, the rotary oxygen-lacked drying furnace and a secondary chamber. The utility model is capable of burning fully without assistant fuel with simple structure.

Description

Vertical oxygen-enriched continuous burning wind fire furnace

Technical field

The utility model relates to a kind of waste disposal method and equipment, especially a kind of house refuse, medical refuse burning processing method and device specifically a kind ofly will be dried, the combustion thermal cycle of second-time burning burns with vertical oxygen-enriched continuous burning wind fire furnace in the rubbish combination of one.

Background technology

At present, garbage disposal day by day becomes one of environmental issue of national governments' pay attention to day by day, and along with improving constantly of Increase of population and living standard, quantity of refuse grows with each passing day, and it and people strive environment with striving, and very easily causes environmental pollution.

Garbage disposal at present develops to burning and fully utilize direction from traditional landfill, wherein house refuse and medical waste be because its calorific value is higher and burn and can remove the advantage of germ effectively and more and more be subject to people's attention, and purpose such as the heat that produces in the combustion process also can be used for generating electricity, heat supply and be it is believed that it is one of best domestic garbage was harmlessly treated method.Existing incinerating method generally is to adopt stove to burn, need refuel during burning or auxiliary fuel such as coal combustion-supporting, the operation cost height, the employing grate furnace is also arranged, fluid bed furnace, rotary kiln, vertical direct combustion stove, combustion furnaces such as vertical pyrolysis oven carry out waste incineration, but because the moisture content in the rubbish is bigger, its combustion efficiency is all not very good, people have expected rubbish is dried for this reason, remove the method that moisture content improves efficiency of combustion to greatest extent, but owing to need to increase independent drying unit, add auxiliary fuel, thereby make that whole incinerator floor space is big, investment increases, the flow process complexity, therefore operating cost improves greatly, and no practicality is badly in need of the problem that innoxious burning that a kind of new incinerating method of utility model and equipment solves present rubbish and medical waste is handled.

Summary of the invention

The purpose of this utility model is not high at the efficiency of combustion that exists in existing rubbish and the medical waste processing, equipment investment is excessive, technological process is complicated problems too, a kind of processing cost of utility model is low, do not add auxiliary fuel, need not sort the rubbish combination of the combustion thermal cycle that integrates oven dry, second-time burning that just can burn fully continuously and burn with vertical oxygen-enriched continuous burning wind fire furnace.

The technical solution of the utility model is:

A kind of vertical oxygen-enriched continuous burning wind fire furnace is characterized in that it comprises:

An incinerator 17, one one combustion of its inner formation chamber 5, the bottom of one combustion chamber 5 is provided with a high-end tower discharger 6 by transmission device 7 drivings, be provided with a burner 18 in the bottom of an incinerator and the relative position place, upper end of high-end tower discharger 6, a furnace bottom wind air inlet 10 that is provided with slag notch 8 in the bottom of high-end tower discharger 6 and communicates with a combustion chamber 5 is provided with a combustion chamber secondary wind air inlet 11 on furnace wall, incinerator 17 top;

A secondary incinerator 19 that links to each other with incinerator 17, the inside of secondary incinerator 19 forms a dual firing chamber 4, the bottom of described dual firing chamber 4 communicates with a combustion chamber 5, its top is garbage inlet, the high temperature resistant distributing device 3 of speaking out of turn of swinging is installed on described garbage inlet, on the furnace wall of secondary incinerator 19 bottoms, be provided with dual firing chamber's secondary wind air inlet 12, on the furnace wall of the secondary incinerator 19 between a described combustion chamber secondary wind air inlet 11 and the dual firing chamber's secondary wind air inlet 12, be provided with oxygen debt furnace gas air-vent 13; On the furnace wall on secondary incinerator 19 tops, also be provided with the flue gas that communicates with dual firing chamber 4 and recycle gas outlet 9;

The oxygen debt drying oven 2 of swinging, it is installed in the top of described secondary incinerator 19, its charging aperture is equipped with feed hopper 1, the upper end of its discharging opening and the high temperature resistant distributing device 3 of speaking out of turn of aforesaid swinging links to each other and seals mutually with the charging aperture of secondary incinerator 19, between the oxygen debt furnace gas air-vent 13 on the furnace wall of the charging aperture of the oxygen debt drying oven 2 of swinging and secondary incinerator 19, be connected with oxygen debt furnace gas conveyance conduit 15, on described oxygen debt furnace gas conveyance conduit 15, negative-pressure air fan 20 is installed, oxygen debt furnace gas air-vent 13, oxygen debt furnace gas conveyance conduit 15, negative-pressure air fan 20, swinging is oxygen debt to form the oxygen debt flue gas of negative pressure loop between drying oven 2 and the dual firing chamber 4.

A described combustion chamber secondary wind air inlet 11, dual firing chamber's secondary wind air inlet 12, oxygen debt furnace gas air-vent 13 are along furnace wall inwall arranged tangential, and its quantity is weekly 3-8.

Described swinging is high temperature resistant, and the distributing device 3 of speaking out of turn is made up of cylindrical shell 301, dividing plate 302, discharging mouth 303, its median septum 302 is evenly arranged in the cylindrical shell 301, and the discharging mouth 303 equal with dividing plate 302 quantity is positioned at the bottom of cylindrical shell 301 and links to each other with corresponding dividing plate 302.

Each swinging is high temperature resistant, and the distributing device 3 of speaking out of turn is provided with 2-6 discharging mouth 303.

Described swinging is oxygen debt, and drying oven 2 is made up of body of heater 201 and the helical form guide plate 202 and the pivoting support 203 that are installed in the body of heater 201, and body of heater 201 is bearing on the pivoting support 203, and pivoting support 203 is driven by drive unit.

The utlity model has following advantage:

1, oven dry of the present utility model, two combustions, a combustion structure combining form be simplified structure greatly, reduces floor space, and the oxygen debt flue gas of high temperature that makes full use of dual firing chamber dries, and can save the heating, drying device, makes structural reduction reasonable.

2, reasonably design of cloth wind and air intake direction help improving efficiency of combustion, form a favourable raising efficiency of combustion, the eddy airstream of the prolongation oxygen enrichment time of staying of wind in the combustion chamber in the combustion chamber.Help abundant burning, make wind and fire reach sufficient combination at combustion chamber and sole.

3, a large amount of toxic and harmfuls in the drying chamber can be introduced in two combustions through pyrolytic by air return system, very favourable to environmental protection.

4, simple in structure, manufacturing cost and garbage disposal cost are low, need not to add auxiliary fuel except that igniting, need not to sort the recycling that just can realize burning and burning continuously heat, and need not existing retracting device is done any change.

Description of drawings

Fig. 1 is an operation principle schematic diagram of the present utility model.

Fig. 2 is a structural representation of the present utility model.

Fig. 3 is the high temperature resistant distributing device of speaking out of turn of swinging of the present utility model.

Fig. 4 is the upward view of Fig. 3.

Fig. 5 is the structural representation of air inlet of the present utility model and air outlet.

The specific embodiment

Following structure drawings and Examples are further described the utility model.

Shown in Fig. 2-5.

A kind of vertical oxygen-enriched continuous burning wind fire furnace, it comprises:

An incinerator 17, one one combustion of its inner formation chamber 5, the bottom of one combustion chamber 5 is provided with a high-end tower discharger 6 that is driven by transmission device 7 (can adopt general dynamo-electric gear to be realized) and (can designs voluntarily with reference to relevant handbook, also can adopt the commercially available prod to be realized), be provided with a burner 18 in the bottom of an incinerator and the relative position place, upper end of high-end tower discharger 6, a furnace bottom wind air inlet 10 that is provided with slag notch 8 in the bottom of high-end tower discharger 6 and communicates with a combustion chamber 5, on furnace wall, incinerator 17 top, be provided with a combustion chamber secondary wind air inlet 11, as Fig. 2, should be provided with heat-resisting heat-insulation layer 14 in the furnace wall;

A secondary incinerator 19 that links to each other with incinerator 17, the inside of secondary incinerator 19 forms a dual firing chamber 4, the bottom of described dual firing chamber 4 communicates with a combustion chamber 5, its top is garbage inlet, the high temperature resistant distributing device 3 of speaking out of turn of swinging is installed on described garbage inlet, this swinging is high temperature resistant speaks out of turn distributing device 3 by cylindrical shell 301, dividing plate 302, discharging mouth 303 is formed, as Fig. 3, shown in 4, its median septum 302 is evenly arranged in the cylindrical shell 301, the discharging mouth 303 equal with dividing plate 302 quantity is positioned at the bottom of cylindrical shell 301 and links to each other with corresponding dividing plate 302, and wherein the quantity of discharging mouth 303 can be 2-6.On the furnace wall of secondary incinerator 19 bottoms, be provided with dual firing chamber's secondary wind air inlet 12, on the furnace wall of the secondary incinerator 19 between a described combustion chamber secondary wind air inlet 11 and the dual firing chamber's secondary wind air inlet 12, be provided with oxygen debt furnace gas air-vent 13; On the furnace wall on secondary incinerator 19 tops, also be provided with the flue gas that communicates with dual firing chamber 4 and recycle gas outlet 9;

The oxygen debt drying oven 2 of swinging, it is installed in the top of described secondary incinerator 19, its charging aperture is equipped with feed hopper 1, the upper end of its discharging opening and the high temperature resistant distributing device 3 of speaking out of turn of aforesaid swinging links to each other and seals mutually with the charging aperture of secondary incinerator 19, between the oxygen debt furnace gas air-vent 13 on the furnace wall of the charging aperture of the oxygen debt drying oven 2 of swinging and secondary incinerator 19, be connected with oxygen debt furnace gas conveyance conduit 15, on described oxygen debt furnace gas conveyance conduit 15, negative-pressure air fan 20 is installed, oxygen debt furnace gas air-vent 13, oxygen debt furnace gas conveyance conduit 15, negative-pressure air fan 20, swinging is oxygen debt to form the oxygen debt flue gas of negative pressure loop between drying oven 2 and the dual firing chamber 4.This swinging is oxygen debt, and drying oven 2 can be made up of body of heater 201 and the helical form guide plate 202 and the pivoting support 203 that are installed in the body of heater 201, and body of heater 201 is bearing on the pivoting support 203, and pivoting support 203 is driven by drive unit.

An above-mentioned combustion chamber secondary wind air inlet 11, dual firing chamber's secondary wind air inlet 12, oxygen debt furnace gas air-vent 13 are along furnace wall inwall arranged tangential, its quantity is weekly 3-8, as shown in Figure 5, the number of plies of a combustion chamber secondary wind air inlet 11, dual firing chamber's secondary wind air inlet 12, oxygen debt furnace gas air-vent 13 also can increase as required during concrete enforcement, present embodiment has only provided the structure of each one deck, but is not limited to this structure.

The part that present embodiment does not relate to such as heat-insulation layer 14, burner 18 etc. are all same as the prior art.

The course of work of the present utility model is:

As shown in Figure 1, rubbish enters the oxygen debt drying oven 2 of swinging the high-temperature oxygen-enriched burning of carrying out of firing through the bottom and that the high temperature resistant distributing device 3 of speaking out of turn evenly enters dual firing chamber 4 from swinging, preliminary oven dry back between the top of chamber 5 from feed hopper 1 charging, uncombusted part is met with the wind facies of a combustion chamber secondary wind air inlet 11 in the vertical drop process in a combustion chamber 5 and is become slag charge after fully burning is continued in the back and fall into the high-end tower cylinder glassware 6 broken backs with broken function and discharge out of the furnace from slag notch 8, contain the oxygen normal temperature air and not only make the slag cooling and a furnace bottom wind air inlet 10 of furnace bottom blasts, the surplus charcoal of uncombusted is burnt to the greatest extent grill thoroughly.Temperature in the dual firing chamber 4 can reach about 1000 degree, the dioxin of going into through the negative power traction of negative pressure in the dioxin that produces in the combustion process and the oxygen debt drying oven 2 of swinging can be carried out pyrolytic it can not polluted environment, guarantee simultaneously after follow-up smoke processing system is handled, to get final product compliance with environmental protection requirements from the flue gas that the waste heat recovery mouth is discharged.

Claims

1, a kind of vertical oxygen-enriched continuous burning wind fire furnace is characterized in that it comprises:

An incinerator (17), one one combustion of its inner formation chamber (5), the bottom of one combustion chamber (5) is provided with a high-end tower discharger (6) by transmission device (7) driving, be provided with a burner (18) in the bottom of an incinerator and the relative position place, upper end of high-end tower discharger (6), a furnace bottom wind air inlet (10) that is provided with slag notch (8) in the bottom of high-end tower discharger (6) and communicates with a combustion chamber (5) is provided with a combustion chamber secondary wind air inlet (11) on an incinerator (17) furnace wall, top;

A secondary incinerator (19) that links to each other with an incinerator (17), the inside of secondary incinerator (19) forms a dual firing chamber (4), the bottom of described dual firing chamber (4) communicates with a combustion chamber (5), its top is garbage inlet, the high temperature resistant distributing device of speaking out of turn of swinging (3) is installed on described garbage inlet, on the furnace wall of secondary incinerator (19) bottom, be provided with dual firing chamber's secondary wind air inlet (12), on the furnace wall of the secondary incinerator (19) between a described combustion chamber secondary wind air inlet (11) and the dual firing chamber's secondary wind air inlet (12), be provided with oxygen debt furnace gas air-vent (13); On the furnace wall on secondary incinerator (19) top, also be provided with the flue gas that communicates with dual firing chamber (4) and recycle gas outlet (9);

An oxygen debt drying oven of swinging (2), it is installed in the top of described secondary incinerator (19), its charging aperture is equipped with feed hopper (1), the upper end of its discharging opening and the high temperature resistant distributing device of speaking out of turn of aforesaid swinging (3) links to each other and seals mutually with the charging aperture of secondary incinerator (19), between the oxygen debt furnace gas air-vent (13) on the furnace wall of the charging aperture of the oxygen debt drying oven of swinging (2) and secondary incinerator (19), be connected with oxygen debt furnace gas conveyance conduit (15), negative-pressure air fan (20) is installed, oxygen debt furnace gas air-vent (13) on described oxygen debt furnace gas conveyance conduit (15), oxygen debt furnace gas conveyance conduit (15), negative-pressure air fan (20), form the oxygen debt flue gas of negative pressure loop between oxygen debt drying oven of swinging (2) and the dual firing chamber (4).

2, vertical oxygen-enriched continuous burning wind fire furnace according to claim 1, it is characterized in that a described combustion chamber secondary wind air inlet (11), dual firing chamber's secondary wind air inlet (12), oxygen debt furnace gas air-vent (13) along furnace wall inwall arranged tangential, its quantity is weekly 3-8.

3, vertical oxygen-enriched continuous burning wind fire furnace according to claim 1, it is characterized in that the high temperature resistant distributing device of speaking out of turn of described swinging (3) is made up of cylindrical shell (301), dividing plate (302), discharging mouth (303), its median septum (302) is evenly arranged in the cylindrical shell (301), and the discharging mouth (303) equal with dividing plate (302) quantity is positioned at the bottom of cylindrical shell (301) and links to each other with corresponding dividing plate (302).

4, vertical oxygen-enriched continuous burning wind fire furnace according to claim 3 is characterized in that the high temperature resistant distributing device of speaking out of turn of described swinging (3) is provided with 2-6 discharging mouth (303).

5, vertical oxygen-enriched continuous burning wind fire furnace according to claim 1, it is characterized in that the oxygen debt drying oven of described swinging (2) is made up of body of heater (201) and the helical form guide plate (202) and the pivoting support (203) that are installed in the body of heater (201), body of heater (201) is bearing on the pivoting support (203), and pivoting support (203) is driven by drive unit.