CN210267346U - Garbage gasification primary and secondary furnace equipment with transverse flame-spraying combustion stove - Google Patents

Abstract

The utility model discloses a take rubbish gasification primary and secondary stove equipment of horizontal flaming burning kitchen, including female gasifier, sub-gasifier and co-combustion kitchen, the co-combustion kitchen includes interior kitchen and outer kitchen, and the female gasifier of interior kitchen intercommunication, the sub-gasifier of outer kitchen intercommunication, and the flame export of outer kitchen is seted up along the horizontal direction, and the flame exit end of outer kitchen has set gradually along the flame direction and has pressed the fire dish and keep off the fire structure, and the radial dimension that keeps off the fire structure is than pressing the fire dish little. When carrying out gasification treatment to rubbish, start mother gasification stove earlier, the gas of rubbish gasification produces high energy at the interior kitchen burning of burning kitchen in mother gasification stove, start the promoter gasification stove again, the flue gas that the gasification of wet rubbish produced in the son gasification stove enters into the outer kitchen of burning kitchen and is decomposed by the high temperature heat that the burning of interior kitchen produced, refuse treatment environmental protection safety, horizontal flame jet burning kitchen during operation produces horizontal jet flame, the hot gas flow lets in horizontal structures such as horizontal reation kettle, drying furnace, heats or dries the internal material.

Description

Garbage gasification primary and secondary furnace equipment with transverse flame-spraying combustion stove

Technical Field

The utility model relates to a refuse treatment technical field especially relates to a take waste gasification primary and secondary stove equipment of horizontal flame projecting burning kitchen.

Background

The main method of the prior garbage disposal is incineration or landfill, but the incineration or the landfill still has certain influence on the environment, the landfill can cause huge pollution to water sources and soil and occupy a large amount of land, and the incineration technology is limited by domestic garbage components, so that the aim of converting the garbage into nontoxic harmless green energy can not be really realized. At present, the garbage gasification technology is relatively suitable for the national conditions of China, the garbage gasification refers to that garbage is subjected to anoxic combustion in a closed container, and air and steam are used as mixed gasification agents, so that the garbage releases a large amount of combustible gases such as carbon monoxide, hydrogen, methane and the like.

However, the existing garbage gasification furnaces have high requirements on the moisture content of the garbage, the garbage with high moisture content needs to be dried firstly and can enter the gasification furnaces to be gasified after reaching the moisture content requirement, and the treatment steps and the treatment time are increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take rubbish gasification primary and secondary stove equipment of horizontal flame projecting burning kitchen to solve current rubbish gasification and handle the rubbish that can not the direct processing moisture content is high and the burning kitchen matches the not good technical problem that leads to heat utilization efficiency low with horizontal equipment that needs heat.

According to the utility model discloses an aspect provides a rubbish gasification primary and secondary stove equipment of burning kitchen of transversely spouting in area, including female gasifier, son gasifier and co-combustion kitchen, the co-combustion kitchen includes interior kitchen and outer kitchen, interior kitchen set up in inside the outer kitchen, interior kitchen intercommunication the female gasifier, outer kitchen intercommunication the son gasifier, the flame outlet of outer kitchen is seted up along the horizontal direction, the flame exit end of outer kitchen has set gradually the pressure fire dish and has kept off the fire structure along the flame direction, the radial dimension of the opening that keeps off the fire structure compares the radial dimension of pressure fire dish is little.

Furthermore, the radial size of the flame outlet of the outer stove is 100-300 mm, and the upper end of the fire blocking structure is provided with a fire blocking plate for preventing the flame from moving upwards.

Furthermore, the central area of the fire pressing plate is a closed plate body, and through holes are uniformly distributed in the peripheral area of the fire pressing plate.

Further, the inner stove comprises an inner stove core, an inner stove gas inlet pipe and an inner stove fan, a first gas distribution chamber is arranged inside the inner stove core, the circumferential side wall of the first air distribution chamber is provided with air distribution holes, the inner stove fan and the inner stove gas inlet pipe are communicated to the first air distribution chamber, the upper end of the first gas distribution chamber is provided with a fire pressing cover, the outer stove comprises an outer stove core, an outer stove shell, an outer stove gas inlet pipe and an outer stove fan, the outer stove core is positioned inside the outer stove shell and a cavity is formed between the outer stove core and the outer stove shell, the side wall of the outer stove core is provided with at least one circle of air supply holes which are arranged at intervals, the outer stove fan is communicated with the cavity, and a second air distribution chamber is formed between the outer stove and the inner stove, an air distribution opening is formed in the upper end of the second air distribution chamber, and a gas inlet pipe of the outer stove is communicated to the second air distribution chamber.

Further, the volume of the parent gasification furnace is smaller than that of the child gasification furnace.

Further, a sub-gasifier gas distribution device is arranged at the bottom of the sub-gasifier and comprises a bottom gas distribution assembly, a dust storage part is arranged below the bottom gas distribution assembly, the bottom gas distribution assembly comprises a gas distribution main pipe and a plurality of gas distribution calandria communicated with the gas distribution main pipe, a plurality of gas distribution holes are distributed in the gas distribution calandria at intervals, and the gas distribution main pipe is communicated with a fan of the sub-gasifier.

Furthermore, a side air distribution assembly is further arranged above the bottom air distribution assembly, the side air distribution assembly is in an inverted frustum shape, at least one circle of air distribution holes are distributed on the conical surface of the side air distribution assembly, an air distribution cavity is formed between the side air distribution assembly and the furnace body of the sub-gasification furnace, and a fan of the sub-gasification furnace is communicated with the air distribution cavity.

Furthermore, the bottom of the sub-gasification furnace is also provided with a water adding device.

Further, a main furnace gas distribution device is arranged at the bottom of the main gasification furnace and comprises a main gas distribution pipe and a plurality of gas distribution discharge pipes communicated with the main gas distribution pipe, the main gas distribution pipe is connected with a fan of the main gasification furnace, an ash storage part is arranged below the main furnace gas distribution device, and a plurality of gas distribution holes are distributed in the gas distribution discharge pipes at intervals.

Further, the fuel gas outlet pipe of the main gasification furnace is horizontally arranged and communicated with the fuel gas inlet pipe of the inner stove of the mixed combustion stove, and the fuel gas outlet pipe of the sub-gasification furnace is horizontally arranged and communicated with the fuel gas inlet pipe of the outer stove of the mixed combustion stove; or the gas outlet pipe of mother gasification stove is including the horizontally mounted's that is connected first section and the decurrent second section of bending, the second section with the interior kitchen gas inlet pipe intercommunication of co-combustion kitchen, second section below is connected with the dirty device of first collection for receive the trace that the gas was appeared and contain tar waste water, the gas outlet pipe of son gasification stove is including the horizontally mounted's that is connected first section and the decurrent second section of bending, the second section with the outer kitchen gas inlet pipe intercommunication of co-combustion kitchen, second section below is connected with the dirty device of second collection for receive the trace that the gas was appeared and contain tar waste water.

The utility model discloses following beneficial effect has:

the utility model discloses a take rubbish gasification primary and secondary stove equipment of horizontal flame projecting burning kitchen, including female gasifier, son gasifier and co-combustion kitchen, the co-combustion kitchen includes inner oven and outer kitchen, inner oven intercommunication female gasifier, outer kitchen intercommunication son gasifier, the rubbish moisture content of packing into in the female gasifier is lower, can not be higher than 15%, rubbish in the son gasifier except that the bottom rubbish requirement is relatively dry, upper garbage moisture content can reach 50%, when carrying out gasification treatment to rubbish, start mother gasifier earlier, because the rubbish moisture content in the mother gasifier is lower, very easy ignition is successful, after the gasification of mother gasifier is normal, the gas of rubbish gasification in the mother gasifier burns at the inner oven of burning kitchen, the burning can produce high energy, the promoter gasifier again, son gasifier bottom rubbish is relatively dry, can guarantee normal ignition, because rubbish moisture content in the son gasifier is high, the gasification can produce the flue gas, and this flue gas can not the direct combustion, but the flue gas advances to be decomposed by the high temperature heat that the burning of interior kitchen produced in the outer kitchen of burning kitchen to make whole refuse treatment in-process can not produce cigarette and poisonous and harmful gas, obtain good environmental protection effect, thereby solved the difficult problem that the rubbish that the moisture content is high can not the direct processing.

On the other hand, flame outlets of combustion of the mixed gas stove are arranged along the horizontal direction, when the mixed gas stove works, horizontal jet flames are generated, hot air flow is introduced into horizontal structures such as a horizontal reaction kettle, a drying furnace and a drying furnace, corresponding heating or drying is carried out on internal materials, a flame outlet end of an outer stove is sequentially provided with a fire pressing disc and a fire blocking structure along the flame direction, the fire blocking structure is smaller than the radial size of a combustion cavity of the outer stove, sprayed flames are concentrated, heat energy utilization is convenient, if the flame outlets are too large in caliber, long-distance flame jet cannot be formed if the flame outlets are not concentrated, and direct application cannot be carried out; the caliber of the flame outlet is too small, the integral air flow balance cannot be achieved, and the defects of easy flameout, low flame temperature and the like are overcome.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a schematic structural view of a garbage gasification primary and secondary furnace device with a transverse flame-throwing combustion stove according to a preferred embodiment of the present invention;

FIG. 2 is a schematic structural view of a garbage gasification combined furnace apparatus with a transverse flame-throwing combustion range according to another preferred embodiment of the present invention;

FIG. 3 is a schematic view showing a structure of the hybrid combustion range of FIG. 1;

FIG. 4 is a schematic view of another structure of the hybrid combustion range of FIG. 1;

FIG. 5 is a schematic diagram of the side distribution assembly of FIG. 1;

fig. 6 is a schematic structural view of the bottom air distribution assembly in fig. 1.

Illustration of the drawings:

1. a mother gasifier; 10. a fan; 11. a gas distribution device of the main furnace; 12. vibrating a motor; 13. a feeding cover; 14. a gas outlet pipe; 15. a first sewage collecting device;

2. a sub-gasifier; 20. a fan; 21. a gas distribution device of the sub-furnace; 210. a side gas distribution assembly; 211. a bottom gas distribution assembly; 22. a water adding device; 23. vibrating a motor; 24. a feeding cover; 25. a gas outlet pipe; 26. a second sewage collecting device;

3. a hybrid combustion range; 31. an inner stove; 310. an inner stove core; 311. a gas inlet pipe of the inner stove; 312. an inner stove fan; 313. a fire pressing cover; 314. a first gas distribution chamber; 32. an outer stove; 320. an outer stove core; 321. an outer stove housing; 322. a gas inlet pipe of an external stove; 323. an external stove fan; 324. a cavity; 325. a fire pressing plate; 326. a short pipe; 327. a second gas distribution chamber; 328. a fire stopping structure.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.

As shown in fig. 1, the rubbish gasification primary and secondary stove equipment of horizontal flaming combustion kitchen in area of this embodiment, including mother gasifier 1, son gasifier 2 and co-combustion kitchen 3, co-combustion kitchen 3 includes interior kitchen 31 and outer kitchen 32, interior kitchen 31 sets up inside outer kitchen 32, interior kitchen 31 communicates mother gasifier 1, outer kitchen 32 communicates sub-gasifier 2, the flame outlet of outer kitchen 32 is seted up along the horizontal direction, flame transversely spouts during the burning, the flame outlet end of outer kitchen 32 has set gradually the pressure fire dish 325 and keeps off fire structure 328 along the flame direction, it has the opening to keep off fire structure 328 and is used for the flame blowout, the radial dimension of the opening of keeping off fire structure 328 is less than the radial dimension of pressure fire dish 325. Mother gasification stove 1 is the closed, and the top of mother gasification stove 1 is equipped with the feed inlet of taking feeding lid 13, and mother gasification stove 1 bottom is equipped with the fan 10 and the ignition of burning gasification oxygen suppliment, and son gasification stove 2 is the closed, and the top of son gasification stove 2 is equipped with the feed inlet of taking feeding lid 24, and son gasification stove 2 bottom is equipped with the fan 20 and the ignition of burning gasification oxygen suppliment. The fan provides a proper amount of air or oxygen for supporting combustion in the gasification furnace, so that the garbage in the gasification furnace is incompletely combusted to obtain fuel gas, air or oxygen is supplied to the bottom of the gasification furnace through fan blowing, and the air or oxygen is distributed through the air distribution and ash storage device and mixed with the garbage so that the garbage is incompletely combusted. The hybrid combustion stove 3 may be provided with an ignition device for ignition, such as an electronic ignition rod or a flame gun, or may be ignited by an external ignition device. In the initial combustion, the hybrid combustion stove 3 is assisted by fuel, and the fuel can be any combustible gas or liquid, preferably liquefied gas or natural gas. The flame outlet of the outer stove is arranged along the horizontal direction, and the flame outlet of the inner stove can be arranged vertically or horizontally.

The waste gasification primary-secondary furnace equipment with the transverse flame-spraying combustion furnace comprises a primary gasification furnace, a secondary gasification furnace and a mixed combustion furnace, wherein the mixed combustion furnace comprises an inner furnace and an outer furnace, the inner furnace is communicated with the primary gasification furnace, the outer furnace is communicated with the secondary gasification furnace, the moisture content of the loaded waste in the primary gasification furnace is lower and cannot be higher than 15%, the moisture content of the waste in the secondary gasification furnace can reach 50% except for the requirement of the bottom waste for being relatively dry, when the waste is gasified, the primary gasification furnace is started firstly, because the moisture content of the waste in the primary gasification furnace is lower, the ignition is very easy to succeed, after the gasification of the primary gasification furnace is normal, the gasified gas of the waste in the primary gasification furnace is combusted in the inner furnace of the combustion furnace, the combustion can generate high energy, the secondary gasification furnace is started again, the waste at the bottom of the secondary gasification furnace is relatively dry, the normal ignition can be, the gasification can generate smoke which can not be directly combusted, but the smoke enters the outer stove of the combustion stove and is decomposed by high-temperature heat generated by the combustion of the inner stove, so that smoke and toxic and harmful gases can not be generated in the whole garbage treatment process, a good environment-friendly effect is obtained, and the problem that garbage with high water content can not be directly treated is solved; flame outlets of combustion of the mixed gas stove are arranged along the horizontal direction, when the mixed gas stove works, horizontal jet flames are generated, hot air flow is introduced into horizontal structures such as a horizontal reaction kettle, a drying furnace and a drying furnace, corresponding heating or drying is carried out on internal materials, a flame outlet end of an outer stove is sequentially provided with a fire pressing disc and a fire blocking structure along the flame direction, the fire blocking structure is smaller than the radial size of a combustion cavity of the outer stove, sprayed flames are concentrated, heat energy utilization is convenient, and if the flame outlets are too large in caliber, long-distance flame jet cannot be formed due to the fact that the flame outlets are not concentrated, and direct application cannot be carried out; the caliber of the flame outlet is too small, the integral air flow balance cannot be achieved, and the defects of easy flameout, low flame temperature and the like are overcome.

In this embodiment, the radial dimension of the flame outlet of the outer stove 32 is 100mm to 300mm, that is, the radial dimension of the opening of the fire blocking structure 328 is 100mm to 300mm, and the upper end of the fire blocking structure 328 is provided with a fire blocking plate. The radial size of the fire blocking structure determines the size and length of flame sprayed by combustion flame, and if the caliber of a flame outlet is too large, the flame is not concentrated and can not form long-distance flame spraying, so that the flame cannot be directly applied; the fire baffle structure of above-mentioned size obtains burning flame and is favorable to the effective utilization of heat energy, and heat utilization efficiency is higher, and the board that keeps off the fire prevents that flame from scurrying upwards. Keep off fire structure 328 and bear the temperature higher, can set up fire-resistant insulating layer on the wall body of keeping off fire structure 328, the life of extension fender fire structure, keep off fire structure 328 can set up to the same spatial structure of radial dimension, also can set up to the centrum formula structure of radial dimension convergent, and specific cross sectional shape is selected according to the structure adaptation of outer kitchen.

In this embodiment, because horizontal flame jet is less to flame height restriction, guarantee that certain horizontal flame jet distance is favorable to the configuration of heat energy utilization equipment, press fire plate 325 to set up to one, press fire plate 325 central zone to be closed plate body, the through-hole equipartition is in pressing fire plate periphery region, lets gas and combustion-supporting oxygen take place the turbulent intensive mixing like this, helps the abundant burning of gas, prevents the production of black cigarette.

In this embodiment, the structure of the hybrid combustion range 3 may have a plurality of modifications, where the structure of the hybrid combustion range 3 is only an example, and may also be other modifications, the inner range 31 includes an inner range core 310, an inner range gas inlet pipe 311, and an inner range blower 312, the inner range core 310 is provided with a first gas distribution chamber 314 inside, a circumferential side wall of the first gas distribution chamber 314 is provided with a gas distribution hole, the inner range blower 312 and the inner range gas inlet pipe 311 are both communicated to the first gas distribution chamber 314, a fire pressing cap 313 is provided at an upper end of the first gas distribution chamber 314, the outer range 32 includes an outer range core 320, an outer range shell 321, an outer range gas inlet pipe 322, and an outer range blower 323, the outer range core 320 is located inside the outer range shell 321, a cavity 324 is formed between the outer range core 320 and the outer range shell 321, the side wall of the outer range core 320 is provided with at least one circle of air supply holes arranged at intervals, the outer range blower 323 is communicated to the cavity 324, a second gas distribution chamber 327 is formed between the outer range, an air distribution port is arranged at the upper end of the second air distribution chamber 327, and the outer stove gas inlet pipe 322 is communicated to the second air distribution chamber 327.

The inner stove gas inlet pipe 311 is connected with a gas outlet pipe of the mother gasifier 1, the outer stove gas inlet pipe 322 is connected with a gas outlet pipe of the sub gasifier 2, the garbage in the mother gasifier 1 is gasified under the condition of insufficient oxygen supply to produce combustible gas, the inner stove fan 312 and the inner stove gas inlet pipe 311 are both communicated to the first gas distribution chamber 314, the gas and the oxygen are mixed in the first gas distribution chamber and then are combusted, and the flame is sprayed out from the through hole of the fire suppression cover 313; the central area of the fire pressing cover 313 is a closed plate body, and the through holes are uniformly distributed in the peripheral area of the fire pressing cover 313; wet garbage in the sub-gasification furnace 2 is subjected to gasification reaction under the condition of insufficient oxygen supply to generate flue gas which can not be directly combusted, the flue gas enters a second gas distribution chamber through an outer stove gas inlet pipe 322 and flows into the inner part of an outer stove core 320 through a gas distribution port, an outer stove fan 323 guides combustion-supporting oxygen into a cavity 324, the flue gas enters the outer stove core 320 through a gas supply hole in the side wall of the outer stove core 320 to be mixed with the flue gas, the flue gas in the outer stove core 320 is ignited by means of combustion flame of an inner stove 31, and black smoke and toxic and harmful gas generated by gasification of the wet garbage in the sub-gasification furnace 2 are decomposed at high temperature in the outer stove.

In other embodiments, the inner stove blower 312 may be connected to the inner stove gas inlet pipe 311, and the inner stove gas inlet pipe 311 is narrowed toward the first gas distribution chamber 314, so as to facilitate the air flow into the first gas distribution chamber 314. The inner stove gas inlet pipe 311 narrows towards the first gas distribution chamber 314, the combustible gas and the sufficient combustion-supporting oxygen begin to mix at the inner stove gas inlet pipe 311, and the mixed gas flow enters the inner stove core 310 through the air distribution hole after entering the first gas distribution chamber 314 quickly to ignite and burn due to the narrowing of the inner stove gas inlet pipe towards the first gas distribution chamber.

As shown in fig. 3 and 4, the air supply holes of the outer stove of the hybrid combustion stove 3 are arranged into two circles, and a short pipe 326 which is located on the radial surface of the stove core 320 of the outer stove and has an overhanging end inclined outwards from the center of the radial surface is arranged on one circle of the air supply holes close to the fire pressing plate 325. The outer stove fan 323 guides combustion-supporting oxygen into the cavity 324, the combustion-supporting oxygen is sprayed into the outer stove core 320 through the air supply hole in the side wall of the outer stove core 320 and the short pipe 326, the short pipe is located on the same radial surface of the outer stove core 320 and inclines in the same direction along the radial surface, so that the combustion-supporting oxygen forms vortex in the outer stove core, the air pressure in the outer stove core can be lower than that in the sub-gasification stove, smoke generated by the sub-gasification stove is sucked into the combustion stove, the cantilever end of the short pipe 326 inclines outwards from the center of the radial surface by an angle of preferably 45 degrees or 135 degrees, experiments prove that the short pipe is under the inclination angle, the combustion effect of the combustion stove is best, and combustion flame is most stable. In addition, also can be according to the aerobic condition of co-combustion kitchen, when the gas tolerance is less or co-combustion kitchen radial dimension is less, arrange into the round with the air feed hole of 3 outer stoves of kitchen co-combustion kitchen, be equipped with on the air feed hole and be located outer kitchen range core 320 radial face and overhang end by radial face center short pipe 326 that leans out, the air feed hole as long as can satisfy outer kitchen in the gas sufficient burning can.

As shown in fig. 3, the outer cooking stove shell 321 is an integral structure, or as shown in fig. 4, the outer cooking stove shell 321 includes a cooking range and a cooking range bottom, the outer cooking stove core 320 is disposed in the cooking range, the second gas distribution chamber 327 is disposed at the cooking range bottom, the cooking range and the cooking range bottom are of a split structure, and the cooking range bottom are detachably connected. The gas combustion mainly goes on in the kitchen range core, and the temperature in the kitchen range core is very high, need to change complete set kitchen equipment after in order to avoid burning the kitchen damage, sets up split type at the bottom of kitchen range and the kitchen range, and the temperature that bears at the bottom of the kitchen range is less than the temperature that the kitchen range bore for can dismantling the connection at the bottom of kitchen range and the kitchen range, and the loss is less, and the life at the bottom of the kitchen range is than the long service life of far more kitchen range, when the kitchen range damages, only need change the kitchen range, has practiced thrift equipment investment.

In this embodiment, the inner stove fan 312 and the outer stove fan 323 are two independent fans, and in other embodiments, the inner stove fan 312 and the outer stove fan 323 may be set to share one fan and respectively communicated to the inner stove core 310 and the outer stove core 320 through parallel pipes. The parallel pipelines are controlled to be communicated or not by opening and closing the valves by arranging the valves on the parallel pipelines.

In this embodiment, the outlet end of the outer cooking stove shell 321 is provided with a heat insulating refractory layer. Since the lower casing end of the outer cooking stove 32 is the cavity 324, the cavity 324 is filled with combustion-supporting oxygen, and the cavity 324 isolates the outer cooking stove core 320 from the outside, only the outlet end at the upper end of the cavity 324 needs to be provided with the heat-insulating fire-resistant layer.

In this embodiment, the mother gasifier 1 has a smaller volume than the child gasifier 2. Mother's gasification stove starts earlier, drives son gasification stove by mother's gasification stove and starts, and the rubbish moisture content in the mother gasification stove requires more rigorously to after the normal gasification of son gasification stove, can close mother's gasification stove, consequently, the volume of mother's gasification stove as supplementary can design lessly, and son gasification stove is as the main treatment equipment of refuse treatment, and its volume design is great, and refuse treatment efficiency is higher.

Referring to fig. 5 and 6, in this embodiment, a sub-gasifier gas distribution device 21 is disposed at the bottom of the sub-gasifier 2, the sub-gasifier gas distribution device 21 includes a side gas distribution assembly 210 and a bottom gas distribution assembly 211, the side gas distribution assembly 210 and the bottom gas distribution assembly 211 are both communicated with a fan 20 of the sub-gasifier 2, the side gas distribution assembly 210 is in an inverted frustum shape, at least one circle of gas distribution holes are disposed on a conical surface of the side gas distribution assembly 210, preferably, the number of the gas distribution holes is two circles, the number of each circle of gas distribution holes is selected according to the actual diameter of the gasifier, the fan provides combustion-supporting oxygen to enter an annular space between the side gas distribution assembly 210 and the sub-gasifier 2 shell, and then combustion-supporting gas enters the sub-gasifier 2 through the gas distribution holes on the side gas distribution assembly; the bottom gas distribution assembly 211 is arranged at the bottom of the inverted frustum of the side gas distribution assembly 210, a dust storage part is arranged below the bottom gas distribution assembly 211, a dust discharging and discharging door is arranged at the dust storage part, the bottom gas distribution assembly 211 comprises a gas distribution main pipe and a plurality of gas distribution pipes communicated with the gas distribution main pipe, and a plurality of gas distribution holes are arranged on the gas distribution pipes at intervals. The bottom gas distribution assembly 211 is arranged at the bottom of the inverted frustum of the side gas distribution assembly 210, a dust storage part is arranged below the bottom gas distribution assembly 211, a dust discharging and discharging door is arranged at the dust storage part, the bottom gas distribution assembly 211 comprises a gas distribution main pipe and a plurality of gas distribution exhaust pipes communicated with the gas distribution main pipe, a plurality of gas distribution holes are distributed in the gas distribution exhaust pipes at intervals, a fan is connected with the gas distribution main pipe, combustion-supporting gas enters each gas distribution exhaust pipe through the gas distribution main pipe, and the combustion-supporting gas enters the inside of the sub-gasification furnace through the gas distribution holes in the gas distribution exhaust. Through the gas distribution mode of the side gas distribution hopper and the bottom gas distribution plate, the combustion-supporting air is distributed more uniformly in the sub-gasification furnace, and the garbage gasification at each position in the sub-gasification furnace is favorably and uniformly carried out.

As shown in fig. 1, in this embodiment, a water adding device 22 is further provided at the bottom of the sub-gasification furnace 2. The water adding device 22 is installed on the outer shell of the sub-gasification furnace 2 and communicated to the inside of the sub-gasification furnace 2 through a connecting pipe, and a valve is arranged on the connecting pipe. After water is added into the sub-gasification furnace, the water is quickly changed into high-temperature steam which is used as a steam gasification agent to enable garbage carbides to generate gasification reaction, the garbage gasification speed is accelerated, the air gasification amount is reduced, the gasification treatment speed is accelerated by about 20%, the heat value of fuel gas is improved, and the content of H2 in the fuel gas is increased from about 5% to 10-25%.

In this embodiment, the bottom of the mother gasifier 1 is further provided with a mother furnace gas distribution device 11, the mother furnace gas distribution device 11 includes a gas distribution main pipe and a plurality of gas distribution rows communicated with the gas distribution main pipe, the gas distribution main pipe is connected to the fan 10 of the mother gasifier 1, an ash storage portion is arranged below the mother furnace gas distribution device 11, and the gas distribution rows are provided with a plurality of gas distribution holes at intervals. The same distribution ash storage device can be adopted for the main furnace distribution ash storage device 1 as the bottom of the sub-gasification furnace 2, but the main gasification furnace 1 has a smaller volume, so that a side distribution hopper structure can be omitted, namely, the main furnace distribution device 11 is arranged at the bottom of the main gasification furnace 1, the main furnace distribution device 11 comprises a distribution main pipe and a plurality of distribution calandries communicated with the distribution main pipe, the distribution main pipe is connected with a fan 10 of the main gasification furnace 1, combustion-supporting oxygen enters each distribution calandria through the distribution main pipe, and enters the main gasification furnace through the distribution holes on the distribution calandries. An ash storage part is arranged below the gas distribution device 11 of the primary furnace, an ash discharge and discharge door is arranged at the ash storage part, and a plurality of gas distribution holes are distributed on the gas distribution pipes at intervals.

As shown in fig. 1, in the present embodiment, the gas outlet pipe 14 of the parent gasification furnace 1 and the inner-range gas inlet pipe 311 of the hybrid combustion range 3 are both horizontally installed and communicated, and the gas outlet pipe 25 of the child gasification furnace 2 and the outer-range gas inlet pipe 322 of the hybrid combustion range 3 are both horizontally installed and communicated; at the moment, a dirt collecting tank is not required to be arranged below the gas pipe, and trace tar-containing wastewater generated in the gas pipe automatically flows back to the gasification furnace.

As shown in fig. 2, in another embodiment, the gas outlet pipe 14 of the mother gasifier 1 includes a first section connected to a horizontal installation and a second section bent downward, the second section is communicated with the gas inlet pipe 311 of the inner burner of the hybrid burner 3, a first dirt collecting device 15 is connected below the second section for receiving a trace amount of tar-containing wastewater separated from the gas, the gas outlet pipe 25 of the sub gasifier 2 includes a first section connected to a horizontal installation and a second section bent downward, the second section is communicated with the gas inlet pipe 322 of the outer burner of the hybrid burner 3, and a second dirt collecting device 26 is connected below the second section for receiving a trace amount of tar-containing wastewater separated from the gas.

In this embodiment, the inner walls of the mother gasification furnace 1 and the child gasification furnace 2 are both provided with heat insulating layers. The waste gasification needs to be carried out in a high-temperature environment, the inner wall of the gasification furnace is provided with a refractory material layer, heat loss can be reduced, higher temperature can be kept in the gasification furnace, gasification after wet waste is dried is facilitated, and the utilization efficiency of heat is improved. Meanwhile, because the gasification temperature in the mother gasification furnace 1 and the sub-gasification furnace 2 is high, the inner walls of the mother gasification furnace 1 and the sub-gasification furnace 2 are provided with refractory material layers.

In this embodiment, gas guide assemblies are arranged in the mother gasification furnace and the sub-gasification furnace corresponding to the gas outlet positions, the gas guide assemblies are preferably annular plates, the annular plates and the gasification furnace shell form an annular space, a plurality of gas guide holes or gas guide slits are arranged on the annular plates and used for guiding generated gas into the connecting pipe through the gas guide assemblies, and the gas outlet positions are preferably arranged in the middle of the mother gasification furnace and the sub-gasification furnace, so that the distance difference between gas outflow paths is small no matter how high the garbage in the gasification furnace is filled.

In this embodiment, the shell of the mother gasifier 1 is provided with a vibration motor 12 for vibrating the material to fall, and the shell of the child gasifier 2 is provided with a vibration motor 23 for vibrating the material to fall. In other embodiments, the mother gasifier 1 is provided with a material pressing rod inside, and the child gasifier 2 is provided with a material pressing rod inside. The material pressing rod can rotate under the driving of the driving device, so that the material pressing rod can move up and down in the gasification furnace, and the garbage in the gasification furnace is pressed down. And opening a feeding cover at the top of the gasification furnace, loading the garbage into the gasification furnace, after loading is completed, covering the feeding cover, and performing water sealing on the feeding cover and the gasification furnace body by adopting a water tank to prevent gasified gas from leaking.

In this embodiment, the gas outlet pipes of the sub-gasifier 2 and the mother gasifier 1 are both provided with access covers. The access cover is provided to facilitate repair and maintenance of the gasification furnace and the connection pipe. And a water tank is also adopted between the access cover and the connecting pipe for water sealing, so that the leakage of gasified gas is prevented.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A garbage gasification primary-secondary furnace device with a transverse flame-throwing combustion stove, which is characterized in that,

comprises a mother gasification furnace (1), a son gasification furnace (2) and a mixed combustion stove (3),

the mixed combustion stove (3) comprises an inner stove (31) and an outer stove (32), the inner stove (31) is arranged inside the outer stove (32), the inner stove (31) is communicated with the mother gasification furnace (1), the outer stove (32) is communicated with the sub gasification furnace (2),

the flame outlet of the outer stove (32) is arranged along the horizontal direction, the flame outlet end of the outer stove (32) is sequentially provided with a fire pressing plate (325) and a fire blocking structure (328) along the flame direction, and the radial size of the opening part of the fire blocking structure (328) is smaller than that of the fire pressing plate (325).

2. The garbage gasification primary and secondary furnace device with the transverse flaming combustion stove according to claim 1,

the radial size of the flame outlet of the outer stove (32) is 100 mm-300 mm,

the upper end of the fire blocking structure (328) is provided with a fire blocking plate for preventing flames from jumping upwards.

3. The garbage gasification primary and secondary furnace device with the transverse flaming combustion stove according to claim 1,

the central area of the fire pressing plate (325) is a closed plate body, and through holes are uniformly distributed in the peripheral area of the fire pressing plate (325).

4. The garbage gasification primary and secondary furnace device with the transverse flaming combustion stove according to claim 1,

the inner stove (31) comprises an inner stove core (310), an inner stove gas inlet pipe (311) and an inner stove fan (312), a first air distribution chamber (314) is arranged inside the inner stove core (310), air distribution holes are formed in the circumferential side wall of the first air distribution chamber (314), the inner stove fan (312) and the inner stove gas inlet pipe (311) are communicated to the first air distribution chamber (314), a fire pressing cover (313) is arranged at the upper end of the first air distribution chamber (314),

outer kitchen (32) are including outer kitchen range core (320), outer kitchen range shell (321), outer kitchen gas inlet pipe (322) and outer kitchen fan (323), outer kitchen range core (320) are located outside kitchen range shell (321) inside just form cavity (324) between outer kitchen range core (320) and the outer kitchen range shell (321), the lateral wall of outer kitchen range core (320) is equipped with the air feed hole that at least round interval was arranged, outer kitchen fan (323) communicate to cavity (324), outer kitchen (32) with be formed with second gas distribution chamber (327) between interior kitchen (31), second gas distribution chamber (327) upper end is equipped with the air distribution mouth, outer kitchen gas inlet pipe (322) communicate to second gas distribution chamber (327).

5. The garbage gasification primary and secondary furnace device with the transverse flaming combustion stove according to claim 1,

the volume of the mother gasification furnace (1) is smaller than that of the son gasification furnace (2).

6. The garbage gasification primary and secondary furnace device with the transverse flaming combustion stove according to claim 1,

the air distribution device for the sub-gasification furnace is characterized in that a sub-furnace air distribution device (21) is arranged at the bottom of the sub-gasification furnace (2), the sub-furnace air distribution device (21) comprises a bottom air distribution assembly (211), an ash storage part is arranged below the bottom air distribution assembly (211), the bottom air distribution assembly (211) comprises an air distribution main pipe and a plurality of air distribution exhaust pipes communicated with the air distribution main pipe, a plurality of air distribution holes are formed in the air distribution exhaust pipes at intervals, and the air distribution main pipe is communicated with a fan (20) of the sub-gasification furnace (2).

7. The garbage gasification primary and secondary furnace equipment with the transverse flaming combustion stove according to claim 6,

the side gas distribution assembly (210) is further arranged above the bottom gas distribution assembly (211), the side gas distribution assembly (210) is in an inverted frustum shape, at least one circle of gas distribution holes are distributed in the conical surface of the side gas distribution assembly (210), a gas distribution cavity is formed between the side gas distribution assembly (210) and the furnace body of the sub-gasification furnace (2), and a fan (20) of the sub-gasification furnace (2) is communicated with the gas distribution cavity.

8. The garbage gasification primary and secondary furnace equipment with the transverse flame projecting combustion stove according to any one of the claims 6 or 7,

and a water adding device (22) is also arranged at the bottom of the sub-gasification furnace (2).

9. The garbage gasification primary and secondary furnace device with the transverse flaming combustion stove according to claim 1,

the bottom of the mother gasification furnace (1) is provided with a mother furnace gas distribution device (11), the mother furnace gas distribution device (11) comprises a gas distribution main pipe and a plurality of gas distribution calandria communicated with the gas distribution main pipe, the gas distribution main pipe is connected with a fan (10) of the mother gasification furnace (1), the lower part of the mother furnace gas distribution device (11) is provided with a dust storage part, and a plurality of gas distribution holes are distributed on the gas distribution calandria at intervals.

10. The garbage gasification primary and secondary furnace equipment with the transverse flame projecting combustion stove according to any one of claims 1 to 5,

the gas outlet pipe (14) of the main gasification furnace (1) is horizontally arranged and communicated with the gas inlet pipe (311) of the inner stove of the mixed combustion stove (3), and the gas outlet pipe (25) of the sub-gasification furnace (2) is horizontally arranged and communicated with the gas inlet pipe (322) of the outer stove of the mixed combustion stove (3); or

Gas outlet pipe (14) of mother gasifier (1) is including the horizontally mounted's that is connected first section and the decurrent second section of bending, the second section with interior kitchen gas inlet pipe (311) intercommunication of hybrid combustion kitchen (3), second section below is connected with first dirty device (15) of collection for receive the trace that the gas was appeared and contain tar waste water, gas outlet pipe (25) of son gasifier (2) are including the horizontally mounted's that is connected first section and the decurrent second section of bending, the second section with outer kitchen gas inlet pipe (322) intercommunication of hybrid combustion kitchen (3), second section below is connected with the dirty device (26) of second collection for receive the trace that the gas was appeared and contain tar waste water.

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