CN210267249U - Integrated equipment of garbage gasification primary-secondary furnace - Google Patents
Integrated equipment of garbage gasification primary-secondary furnace Download PDFInfo
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- CN210267249U CN210267249U CN201920403194.8U CN201920403194U CN210267249U CN 210267249 U CN210267249 U CN 210267249U CN 201920403194 U CN201920403194 U CN 201920403194U CN 210267249 U CN210267249 U CN 210267249U
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Abstract
The utility model discloses an integrative equipment of rubbish gasification primary and secondary stove, 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, interior kitchen are equipped with and are used for the interior kitchen fan of burning the oxygen suppliment, and outer kitchen intercommunication sub-gasifier, outer kitchen are equipped with and are used for the outer kitchen fan of outer kitchen burning oxygen suppliment, and female gasifier bottom is equipped with air feeder and ignition, and sub-gasifier bottom is equipped with air feeder and ignition. The utility model discloses an integrative equipment of waste gasification primary and secondary stove, when carrying out gasification treatment to rubbish, the gas of waste gasification in the mother gasification stove is at the interior kitchen burning of burning kitchen, the burning can produce the high energy, the flue gas that wet waste gasification produced in the son gasification stove is gone into the high temperature heat that is produced by the burning of interior kitchen and is separated in the outer kitchen of burning kitchen to make whole refuse treatment in-process can not produce cigarette and poisonous harmful gas, obtain good environmental protection effect, solved the difficult problem that the rubbish that the moisture content is high can not the direct processing.
Description
Technical Field
The utility model relates to a refuse treatment technical field especially relates to an integrative equipment of waste gasification primary and secondary stove.
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 an integrative equipment of rubbish gasification primary and secondary stove to solve the technical problem that current rubbish gasification treatment can not directly handle the rubbish that the moisture content is high.
According to an aspect of the utility model provides an integrative equipment of rubbish gasification primary and secondary stove, including mother's gasification stove, son gasification stove 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 mother's gasification stove, interior kitchen is equipped with the interior kitchen fan that is used for interior kitchen burning oxygen suppliment, outer kitchen intercommunication son gasification stove, outer kitchen is equipped with the outer kitchen fan that is used for outer kitchen burning oxygen suppliment, mother's gasification stove bottom is equipped with air feeder and ignition, son gasification stove bottom is equipped with air feeder and ignition.
Further, the volume of the parent gasification furnace is smaller than that of the child gasification furnace.
Further, sub-gasifier bottom is equipped with sub-stove distributing device, sub-stove distributing device includes side distribution subassembly and bottom distribution subassembly, side distribution subassembly and bottom distribution subassembly all communicate the air feeder of sub-gasifier, the side distribution subassembly is the back taper frustum shape, at least round distribution hole has been laid on the conical surface of side distribution subassembly, the installation of bottom distribution subassembly sets up the back taper frustum shape bottom of side distribution subassembly, bottom distribution subassembly below is for storing up grey portion, bottom distribution subassembly is responsible for and is responsible for a plurality of distribution calandries of intercommunication with the distribution including the distribution, a plurality of distribution holes have been laid at the interval on the distribution calandries.
Furthermore, a water adding device is further arranged at the bottom of the sub-gasification furnace.
Further, a main furnace gas distribution device is further 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 gas supply device 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 formed in the gas distribution discharge pipes at intervals.
Further, the inner stove comprises an inner stove core and an inner stove gas inlet pipe, the inner stove gas inlet pipe is communicated with a gas outlet pipe of the mother gasifier, a first gas distribution chamber is arranged inside the inner stove core, the circumferential side wall of the first gas distribution chamber is provided with a gas distribution hole, the inner stove gas inlet pipe is communicated with the first gas distribution chamber, the inner stove fan is communicated with the inner stove gas inlet pipe and conveys mixed gas flow in the inner stove gas inlet pipe to the first gas distribution chamber, a fire pressing cover is arranged at the upper end of the first gas distribution chamber, the outer stove comprises an outer stove core, an outer stove shell and an outer stove gas inlet pipe, the outer stove gas inlet pipe is communicated with a gas outlet pipe of the son gasifier, the outer stove core is positioned inside the outer stove shell, a cavity is formed between the outer stove core and the outer stove shell, and the side wall of the outer stove core is provided with at least one circle of gas supply holes which are arranged at intervals, the outer stove fan is communicated to the cavity, 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, the outer stove gas inlet pipe is communicated to the second air distribution chamber, and at least one fire pressing disc is arranged in the outer stove and located at the downstream of the air supply hole in the air flow direction.
Further, the air feed hole is arranged into the round, be equipped with on the air feed hole and be located on the radial face of outer kitchen stove core and encorbelment the end and lean out the nozzle stub that inclines by radial face center, perhaps the air feed hole is arranged into two rings, is close to be equipped with on the round air feed hole of pressure fire dish and be located on the radial face of outer kitchen stove core and encorbelment the end and lean out the nozzle stub that inclines by radial face center.
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 first section that is connected 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 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 first section that is connected 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 collection for receive the trace that the gas was appeared and contain tar waste water.
Further, the shells of the mother gasification furnace and the son gasification furnace are respectively provided with a vibration motor.
Furthermore, a boiler device is further arranged at the flame outlet end of the mixed combustion stove and comprises a boiler body, a water inlet of the boiler body is positioned at the upper part of the boiler body, and a water outlet of the boiler body is positioned at the lower part of the boiler body; the boiler body is internally provided with a heat exchange mechanism which is used for forming a channel for the circulation of hot air flow in the inner cavity of the boiler body and fully contacting water in the inner cavity of the boiler body so as to realize heat exchange.
The utility model discloses following beneficial effect has:
the utility model discloses a integrative equipment of rubbish gasification primary and secondary stove, including female gasifier, son gasifier and co-combustion kitchen, the co-combustion kitchen includes interior kitchen and outer kitchen, interior kitchen 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 requirement of bottom rubbish 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 succeeds, after mother gasifier gasifies normally, the gas of rubbish gasification in the mother gasifier burns at the inner kitchen of burning kitchen, the burning can produce high energy, again start the gasifier, son gasifier bottom rubbish is relatively dry, can guarantee normal ignition, because rubbish moisture content is high in the son gasifier, gasification can produce the flue gas, this flue gas can not the direct combustion, but the flue gas is decomposed by the high-temperature heat that the interior kitchen burning produced in advancing 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 rubbish that the moisture content is high can not the direct processing, the heat that the combustion of co-combustion kitchen produced still can utilize, for example can cooperate the boiler to use and heat.
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 diagram of an integrated device of a garbage gasification primary-secondary furnace according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an integrated equipment of a garbage gasification combined furnace according to another preferred embodiment of the present invention;
FIG. 3 is a schematic view of a structure of a hybrid combustion range;
FIG. 4 is another structural schematic view of the hybrid combustion range;
FIG. 5 is a schematic diagram of a side air distribution assembly;
FIG. 6 is a schematic structural view of a bottom air distribution assembly;
FIG. 7 is a schematic structural view of a boiler plant;
FIG. 8 is a schematic cross-sectional view of a boiler body.
Illustration of the drawings:
1. a mother gasifier; 10. a gas supply device; 11. a gas distribution device of the main furnace; 12. vibrating a motor; 13. a feeding cover; 14. a gas outlet pipe; 15. a dirt collecting device;
2. a sub-gasifier; 20. a gas supply device; 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 dirt 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; 3251. a first match plate; 3252. a second fire suppression disc; 326. A short pipe; 327. a second gas distribution chamber; 33. an ignition device;
4. a boiler unit; 41. a boiler body; 411. heating a tube; 412. a heat absorbing tube; 42. the tail gas pipe.
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 integrative equipment of waste gasification primary and secondary stove 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 intercommunication mother gasifier 1, interior kitchen 31 is equipped with the interior kitchen fan 312 that is used for giving interior kitchen 31 burning oxygen suppliment, outer kitchen 32 intercommunication son gasifier 2, outer kitchen 32 is equipped with the outer kitchen fan 323 that is used for giving outer kitchen 32 burning oxygen suppliment, mother gasifier 1 bottom is equipped with air feeder 10 and ignition, son gasifier 2 bottom is equipped with air feeder 20 and ignition. The mother gasification furnace 1 is closed, the top of the mother gasification furnace 1 is provided with a feed inlet with a feed cover 13, the son gasification furnace 2 is closed, and the top of the son gasification furnace 2 is provided with a feed inlet with a feed cover 24. The air supply device is used for providing 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, the air supply device is preferably a fan, air or oxygen is supplied to the bottom of the gasification furnace through blowing of the fan, and the air or oxygen is mixed with the garbage so that the garbage is incompletely combusted. The gas supply device can also be selected as a gas cylinder, and the gas supply amount is adjusted by adjusting the gas outlet flow of the gas cylinder. The ignition device preferably adopts electronic ignition, and only needs to be powered on during ignition. The hybrid combustion stove 3 may be provided with an ignition device 33 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 waste gasification primary-secondary 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 waste in the bottom layer, when the waste is gasified and treated, the primary gasification furnace is started firstly, the moisture content of the waste in the primary gasification furnace is lower, the ignition is very easy to succeed, after the primary gasification furnace is gasified normally, the gasified fuel 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 dry, the normal ignition can be ensured, and the gasification can generate smoke, this flue gas can not the direct combustion, but the flue gas is decomposed by the high-temperature heat that the interior kitchen burning produced in advancing 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 rubbish that the moisture content is high can not the direct processing, the heat that the combustion of co-combustion kitchen produced still can utilize, for example can cooperate the boiler to use and heat.
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. 1, 5 and 6, in the present 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 gas supply device 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, a gas supply device blower supplies combustion-supporting oxygen to 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; 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.
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 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, wherein H in the fuel gas2The content is increased from about 5 percent to 10 to 25 percent.
In this embodiment, the same gas distribution ash storage device as the bottom of the sub-gasifier 2 can be adopted as the main furnace gas distribution device 1, but the main gasifier 1 has a smaller volume, so that a side gas distribution hopper structure can be omitted, that is, the main furnace gas distribution device 11 is arranged at the bottom of the main gasifier 1, the main furnace gas distribution device 11 comprises a gas distribution main pipe and a plurality of gas distribution calandries communicated with the gas distribution main pipe, the gas distribution main pipe is connected with the gas supply device 10 of the main gasifier 1, and combustion-supporting oxygen enters each gas distribution calandria through the gas distribution main pipe and enters the main gasifier through the gas distribution holes on the gas distribution calandria. 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.
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.
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 device 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 gasification furnace 1 includes a first section connected to the horizontal installation and a second section bent downward, the second section is communicated with the gas inlet pipe 311 of the inner stove of the hybrid combustion stove 3, the sewage collecting device 15 is connected below the second section for receiving the trace amount of tar-containing wastewater separated out by gas, the gas outlet pipe 25 of the sub gasification furnace 2 includes a first section connected to the horizontal installation and a second section bent downward, the second section is communicated with the gas inlet pipe 322 of the outer stove of the hybrid combustion stove 3, and the sewage collecting device 26 is connected below the second section for receiving the trace amount of tar-containing wastewater separated out by 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.
As shown in fig. 3 and 4, two structures of the mixed combustion range 3 are schematic; of course, the mixed combustion stove that can be adopted by the embodiment may also be other modified forms, and is not limited to these two forms, the inner stove 31 includes an inner stove core 310 and an inner stove gas inlet pipe 311, the inner stove gas inlet pipe 311 is communicated with the gas outlet pipe of the mother gasifier 1, the inner stove core 310 is internally provided with a first gas distribution chamber 314, the circumferential side wall of the first gas distribution chamber 314 is provided with a gas distribution hole, the inner stove gas inlet pipe 311 is communicated with the first gas distribution chamber 314, the inner stove fan 312 is communicated with the inner stove gas inlet pipe 311 and conveys the mixed gas flow in the inner stove gas inlet pipe 311 to the first gas distribution chamber 314, the upper end of the first gas distribution chamber 314 is provided with a fire compression cap 313, the outer stove 32 includes an outer stove core 320, an outer stove shell 321 and an outer stove gas inlet pipe 322, the outer stove gas inlet pipe 322 is communicated with the gas outlet pipe of the sub-gasifier 2, the outer stove core 320 is located inside the outer stove shell 321 and a cavity 324 is formed between the outer, the lateral wall of outer kitchen range core 320 is equipped with the air feed hole that at least a round interval was arranged, and outer kitchen fan 323 feeds to cavity 324, is formed with second gas distribution chamber 327 between outer kitchen 32 and the interior kitchen 31, and the second gas distribution chamber 327 upper end is equipped with the air distribution mouth, and outer kitchen gas inlet pipe 322 feeds to second gas distribution chamber 327, and the inside and the low reaches that is located the air feed hole air current direction of outer kitchen 32 are equipped with at least one pressure fire dish 325. Preferably, the gas inlet pipe 311 of the inner stove is narrowed toward the first distribution chamber 314, so that the flow path of the gas flow is narrowed and the flow speed is increased, thereby preventing the gas from being burned in the gas inlet pipe. In other embodiments, the inner burner blower 312 may be directly connected to the first distribution chamber 314, and the fuel gas and the combustion-supporting oxygen may be mixed in the first distribution chamber.
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 is communicated with the inner stove gas inlet pipe 311, the inner stove gas inlet pipe 311 narrows towards the first gas distribution chamber 314, the combustible gas and sufficient combustion-supporting oxygen begin to be mixed in the inner stove gas inlet pipe 311, the inner stove gas inlet pipe narrows towards the first gas distribution chamber, mixed gas flow enters the first gas distribution chamber 314 quickly and then enters the inner stove core 310 through the air distribution holes to be ignited and combusted, flame is sprayed out through the through holes of the fire pressing 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 gasified under the condition of insufficient oxygen supply to generate smoke which can not be directly combusted, the smoke 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 smoke enters the outer stove core 320 through a gas supply hole on the side wall of the outer stove core 320 to be mixed with the smoke, the smoke in the outer stove core 320 is ignited by means of combustion flame of an inner stove 31, 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, the smoke and the oxygen are mixed fully through turbulent flow due to the arrangement of a fire pressing plate 325, the residence time of the smoke in the outer stove core 320 is prolonged, the smoke is combusted fully in the combustion stove, the generation of the black smoke is prevented, and the environment-friendly effect of garbage treatment of the gasification furnace is achieved, and can directly treat wet garbage with higher water content.
As shown in fig. 1 and 2, 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. In other embodiments, only one circle of air supply holes may be provided, and the air supply holes are provided with short pipes 326 which are located on the radial surface of the outer stove core 320 and whose overhanging ends are inclined outwards from the center of the radial surface, and the short pipes can be specifically set according to actual oxygen supply requirements. 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.
As shown in fig. 3, the flame outlet direction of the inner stove core 310 is vertically arranged, the outlet directions of the outer stove core 320 and the outer stove shell 321 are vertically arranged, two fire discs 325 are provided, and a first fire disc 3251 and a second fire disc 3252 are sequentially arranged along the flame direction, the first fire disc 3251 has a smaller diameter than the second fire disc 3252, the central region of the first fire disc 3251 is a closed plate, and the through holes are uniformly distributed in the peripheral region of the first fire disc 3251; the second fire pressing plate 3252 is provided with through holes uniformly distributed from the central region to the peripheral region. First pressure fire dish lets gas and combustion-supporting oxygen take place turbulent intensive mixing, helps the gas intensive combustion, prevents the production of black cigarette, and the second is pressed fire dish and can be increased the diameter of burning flame, reduces the height of flame, when the burning kitchen matches the boiler use, can increase heat transfer area. In order to reduce the number of fans and reduce the equipment investment, in this embodiment, the inner stove fan 312 and the outer stove fan 323 are configured to share one fan, and are respectively communicated to the inner stove core 310 and the outer stove core 320 through parallel pipelines. 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 outer stove 32 is an integral body, that is, the outer stove 32 is integrated with the stove wall. The gas combustion mainly goes on in the kitchen range core, the temperature in the kitchen range core is very high, need to change complete set kitchen equipment after avoiding burning the kitchen range damage, in other embodiments, also can set up outer kitchen 32 to including kitchen range and the end of a kitchen range, outer kitchen range core 320 lays in the kitchen range, second gas distribution chamber 327 lays in the end of a kitchen range, kitchen range and end of a kitchen range set up split type, kitchen range and end of a kitchen range are for dismantling the connection, the temperature that the end of a kitchen range bore is less than the temperature that the kitchen range bore, the loss is less, the life of the end of a kitchen range is longer than the life of the kitchen range far away, when the kitchen range damages, only need to change the kitchen range, the equipment investment has been practiced thrift.
As shown in fig. 4, the flame outlet direction of the inner stove core 310 is vertically arranged, the outlet directions of the outer stove core 320 and the outer stove shell 321 are horizontally arranged, the external combustion flame is transversely flaming, the flame height limitation is small due to transverse flaming, the fire pressing plate 325 is set to be one, the central area of the fire pressing plate 325 is a closed plate body, the through holes are uniformly distributed in the peripheral area of the fire pressing plate, the gas and the combustion-supporting oxygen are enabled to be fully mixed in a turbulent flow manner, the full combustion of the gas is facilitated, and the generation of black smoke is prevented. In this embodiment, the flame outlet end of the outer stove shell 321 is provided with a reducing portion, which is provided with a fire baffle. The reducing part is used for preventing flame from mixing and causing danger. In this embodiment, the inner stove fan 312 and the outer stove fan 323 adopt two independent fans to distribute oxygen to the combustion of the inner stove 31 and the combustion of the outer stove 32, respectively.
In this embodiment, the flame outlet end of the hybrid combustion stove 3 is further provided with a boiler device 4, as shown in fig. 7, the boiler device 4 includes a boiler body 41, a water inlet of the boiler body 41 is located at the upper portion of the boiler body 41, and a water outlet of the boiler body 41 is located at the lower portion of the boiler body 41; the boiler body 41 is provided with a heat exchange mechanism for forming a channel for circulating a hot air flow in the inner cavity of the boiler body 41 and making sufficient contact with the water in the inner cavity of the boiler body 41 to realize heat exchange. The mixed combustion stove 3 generates hot air flow through combustion, the hot air flow exchanges heat with water in the boiler body 41 to heat the water in the inner cavity of the boiler body 41, the temperature of the exhaust tail gas is reduced, the utilization rate of heat energy is improved, and the hot water boiler is simple in integral structure and easy to assemble and carry. The boiler body 41 comprises a heat exchange mechanism penetrating through the boiler body, on one hand, the heat exchange mechanism penetrates through the boiler body, so that hot air flow of the heat exchange mechanism is fully contacted with water, the water is uniformly heated, and the defects that in the prior art, the local heating is caused only by heating at the bottom of the boiler, and the water temperature difference is large are overcome; on the other hand, the boiler body 41 performs heat recovery and conversion together by the heat exchange mechanism, thereby prolonging the heat conversion time and further improving the heat efficiency.
As shown in fig. 8, in the present embodiment, the heat exchange mechanism includes a heating pipe 411 and an endothermic pipe 412. The heating pipes 411 are arranged on the periphery and radially and/or circumferentially at intervals along the boiler body 41, and the heat absorbing pipes 412 are arranged in the middle and radially and/or circumferentially at intervals along the boiler body 41. The bottom of the boiler body 41 is close to the mixed combustion stove 3, more heat energy is gathered, the heat absorbing pipes 412 are distributed in the middle, the heating pipes 411 are distributed outside the heat absorbing pipes 412, the heat absorbing effect is fully exerted, infrared adsorption heat is added, the time of the heat energy in the boiler body 41 is prolonged, and the heat efficiency is improved.
As shown in fig. 8, in this embodiment, a plurality of heating pipes 411 are arranged on a concentric ring at intervals along the circumferential direction to form a layer arrangement, and the heating pipes 411 are arranged in at least one layer. The plurality of heat absorbing pipes 412 are arranged on the concentric rings at intervals along the circumferential direction to form a layer arrangement, and at least one layer of heat absorbing pipes 412 is arranged. The heating pipe 411 is arranged around the heat absorbing pipe 412, so that the heat absorbing pipe 412 can fully play a heat absorbing role, infrared absorption heat is increased, and heat efficiency is improved. The heating pipes 411 in the boiler body 41 are distributed in the outer ring, and when hot air passes through the heating pipes, heat is absorbed and transferred to cold water, so that the cold water is heated sufficiently, and a local temperature difference is avoided.
In this embodiment, the radial dimension of the heat absorbing pipe 412 decreases gradually or gradually from the bottom hot air inlet to the top hot air outlet. The diameter of the heating pipe 411 is unchanged, and when hot gas flows through the heating pipe, the heat is absorbed and transferred to water in the inner cavity of the boiler body 41. The airflow inlet at the bottom end of the radial ruler of the heat absorption pipe 412 is reduced towards the airflow outlet at the top end, so that on one hand, the flow rate of hot airflow can be delayed, heat exchange is fully carried out between the hot airflow and water, and the heat efficiency is improved; on the other hand, the infrared absorption heat can be increased. Preferably, the size of the top airflow outlet of the heat absorbing pipe 412 is reduced to 1/10-1/5 of the size of the bottom airflow inlet. And the heat effect is more favorably improved. Preferably, the absorber tube 412 is a radiant absorber tube.
In this embodiment, the heating pipe 411 or the heat absorbing pipe 412 is a cylindrical pipe structure, a U-shaped pipe structure, a V-shaped pipe structure, an S-shaped pipe structure, a W-shaped pipe structure, or a zigzag pipe structure. In this embodiment, the heating pipes 411 and the heat absorbing pipes 412 are arranged at intervals. The heating pipe 411 is routed around the outside of the heat absorbing pipe 412. The heating pipe 411 or the heat absorbing pipe 412 is at least one of a cylindrical pipe structure, a U-shaped pipe structure, a V-shaped pipe structure, an S-shaped pipe structure, a W-shaped pipe structure, or a zigzag pipe structure. The heating pipe 411 or the heat absorbing pipe 412 adopts a cylindrical pipe structure, a U-shaped pipe structure, a V-shaped pipe structure, an S-shaped pipe structure, a W-shaped pipe structure or a zigzag pipe structure, so that the contact area between the heating pipe 411 or the heat absorbing pipe 412 and water is increased, and the heat exchange efficiency is accelerated.
In this embodiment, the total cross-sectional area of the heating pipe 411 or the heat absorbing pipe 412 is 1/10 to 1/5 of the cross-sectional area of the boiler body 41. The total cross-sectional area of the heating pipe 411 or the heat absorbing pipe 412 is 1/10-1/5 of the cross-sectional area of the boiler body 41, and the heating pipe 411 and the heat absorbing pipe 412 are reasonably arranged, so that the more cold water is heated by unit heat energy in a limited space, and the heat efficiency is improved. Preferably, the number of the heating pipes 411 or the heat absorption pipes 412 is 10-30, and the heating pipes 411 or the heat absorption pipes 412 are arranged at intervals, so that cold water is fully contacted with the heating pipes 411 and the heat absorption pipes 412, the cold water is heated uniformly, and the heat exchange efficiency is improved.
In this embodiment, the water inlet is provided at the upper end portion of one side of the side wall surface of the boiler body 41, and an inlet valve for controlling the amount of water entering is provided at the water inlet. The water outlet is arranged at the lower end part of the other side of the side wall surface of the boiler body 41. The water inlet adopts a cold water box, water enters the water inlet through the cold water box at the upper end of the boiler body 41, the inlet valve is used for controlling the entering amount of the cold water, the cold water absorbs heat through the boiler body 41 and is discharged from a water outlet at the bottom of the boiler body 41, the water enters from the upper end of the boiler body 41 and is discharged from the lower end of the boiler body, the effect of heat convection is fully utilized, and the heat absorption of the water is increased to form hot water. The inlet valve and the outlet of the boiler body 41 may be opened simultaneously, so that the boiler body 41 is continuously supplied with running water to discharge hot water, thereby forming a continuous water supply system. The boiler body 41 is provided with a warning line for preventing the whole boiler body 41 from being filled with water completely, and the water vapor cannot be discharged, so that danger is generated.
The hot water boiler further comprises a tail gas pipe 42 arranged at the top of the boiler body 41, and the tail gas pipe 42 is of a reverse conical structure for inhibiting water from overflowing and reducing water vapor evaporation to form a heat accumulation cavity. The cross-sectional area of the gas discharge port of the offgas duct 42 is smaller than 1/8 to 1/4 of the cross-sectional area of the boiler body 1. The tail gas pipe 42 is arranged at the upper end part of the boiler body 41, the mixed combustion stove 3 is arranged at the bottom part of the boiler body 41, heat energy generated by the mixed combustion stove 3 passes through the boiler body 41 and is absorbed by water to a large extent, and the rest heat energy is discharged from the tail gas pipe 42. The tail gas pipe 42 adopts a reverse taper structure, and in the cold water heating process, part of water vapor generated is blocked by the tail gas pipe 42 and condensed and flows back to the water, so that the energy consumption is saved, and the cost is reduced. The tail gas pipe 42 may also be connected to the heat insulation interlayer for heat preservation and insulation. The tail gas pipe 42 can also pass through the inner cavity of the boiler body 41 from top to bottom for waste heat recycling. The hot water boiler further includes a boiler frame for supporting the boiler body 41.
In this embodiment, the boiler body 41 further includes a heat insulating interlayer. The thickness of the heat insulation interlayer is more than 50 mm. The heat insulation interlayer can prevent hot water, warm water and hot air from contacting the outside, and has the functions of heat preservation and heat loss reduction. Air can be filled in the heat insulation interlayer, or cold water can be filled in the heat insulation interlayer, the cold water of the heat insulation interlayer is communicated to the boiler body 41, energy is saved, heat exchange occurs due to the fact that water is in contact with the boiler body 41, the water entering the boiler body 41 is preheated, and heat efficiency is further improved.
In this embodiment, the gap between the hybrid gas burner 3 and the bottom of the boiler body 41 is larger than 130 mm. The mixed combustion stove 3 generates infrared radiation during combustion, the boiler body 41 can make full use of the infrared radiation effect, and the heat absorption efficiency is higher than the flame contact heat efficiency. The hot air flow is mixed and dispersed in the gap between the mixed combustion stove 3 and the bottom of the boiler body 41 to form uniform hot air flow to enter the boiler body 41, so that the water in the inner cavity of the boiler body 41 is uniformly heated.
The garbage treatment by adopting the integrated equipment of the garbage gasification primary-secondary furnace comprises the following steps: adding the garbage to be treated into a mother gasification furnace 1, wherein the moisture content of the garbage in the mother gasification furnace 1 is lower than 15%, adding the garbage to be treated into a sub gasification furnace 2, wherein the moisture content of the garbage at the lower layer in the sub gasification furnace 2 is lower than that of the garbage at the upper layer, starting the mother gasification furnace 1, and starting a promoter gasification furnace 2 after the mother gasification furnace 1 operates normally. The charging of the waste into the sub-gasifier 2 may be performed simultaneously with the main gasifier, or may be performed after the main gasifier has already started gasification.
Before gasification feeding, the connection and the function of each part should be checked, and the part needing to be checked comprises checking whether the connection of each joint of each connecting pipeline is intact or not and whether the sealing condition of each sealing cover is intact or not, so that the phenomenon of air leakage cannot occur.
The size of the garbage added into the gasification furnace can be set to be the size of the gas inlet furnace, the garbage is not too large to be too long so as to avoid the phenomenon of overhead in the furnace, large or overlong garbage materials are crushed firstly and then added into the gasification furnace, and the garbage with extremely high water content is preferably placed for a period of time for treatment. In order to ensure the normal start of the mother gasification furnace, the water content of the garbage material added into the mother gasification furnace is lower than 15%, and the bottom of the mother gasification furnace is preferably selected from finely-crushed garbage materials which are easy to ignite so as to ensure smooth ignition. The garbage material added into the sub-gasification furnace has relatively low requirements, except that the garbage material at the bottom needs to be relatively dry, the water content of the garbage at the upper layer can reach 50%, and similarly, the garbage material which is finely crushed and is easy to ignite is preferably selected at the bottom so as to ensure smooth ignition. If the moisture content of the waste in the mother gasification furnace and the sub-gasification furnace is not distinguished, and various dry and wet waste is simply mixed and added into the mother gasification furnace and the sub-gasification furnace, the sub-gasification furnace and the mother gasification furnace may not be normally gasified.
When the rubbish gasifies, start mother gasifier earlier, because the rubbish moisture content in the mother gasifier is lower, it is successful to ignite very easily, mother gasifier gasifies normally after, the gas of rubbish gasification can produce the high energy at the burning kitchen burning in the mother gasifier, the promoter gasifier again, son gasifier bottom rubbish is more dry, can guarantee normally to ignite, because rubbish moisture content is high in the son gasifier, the gasification can produce the flue gas, this flue gas can not the direct combustion, but the flue gas is decomposed by the high temperature heat that mother gasifier gas burning produced in advancing the burning kitchen, can not produce cigarette and poisonous harmful gas in the whole refuse treatment process, obtain good environmental protection effect, thereby the difficult problem that the rubbish that the moisture content is high can not the direct processing has been solved.
In the use process of the integrated equipment of the waste gasification primary-secondary furnace, the most important and difficult is the ignition starting of the primary gasification furnace, the ignition of the primary gasification furnace is successful, and the waste gasification treatment can be basically carried out normally. Starting up the mother gasifier 1 comprises the following steps: the ignition device of the mother gasifier 1 is switched on, after the ignition device emits red light, the process generally needs several minutes, the inner stove fan 312 of the inner stove 31 is started, the air volume is adjusted to a proper amount, the inner stove 31 of the mixed combustion stove 3 is ignited by using external combustion-supporting gas, the combustion-supporting gas is preferably liquefied gas or natural gas, the ignition device 33 is ignited specifically, the ignition device is preferably rod-shaped or tubular, the ignition device 33 extends into an ignition hole of the mixed combustion stove 3, a combustion-supporting gas switch of the mixed combustion stove is turned on, the air volume is adjusted properly, and the liquefied gas combustion-supporting smoke removal function is turned on. The gas supply device 10 of the mother gasifier 1 is started, a proper amount of air or oxygen is introduced into the mother gasifier 1, the gasification reaction in the mother gasifier 1 starts, the flue gas generated in the initial gasification stage is burnt in the mixed combustion stove under the help of the liquefied gas, then the air volume of the inner stove fan 312 is gradually adjusted, if the gas quality is good, after the combustion is normal, the external combustion-supporting gas switch of the mixed combustion stove 3 is closed, and the air volume is adjusted according to the combustion quality. The starting process time of the mother gasification furnace is short, generally about 5 minutes, and after the mother gasification furnace is completely normal, the starting of the sub gasification furnaces is started.
The promoter gasification furnace 2 comprises the following steps: and (3) switching on an ignition device of the sub-gasification furnace 2, starting a gas supply device 20 of the sub-gasification furnace 2 after the ignition device emits red, introducing a proper amount of air or oxygen into the sub-gasification furnace 2, and starting the gasification reaction in the sub-gasification furnace 2. The flue gas generated in the initial stage of gasification is completely combusted in the outer stove of the gas stove under the help of the fuel gas of the mother gasification furnace, so that the pollution of the flue gas is reduced. After the gasification reaction in the sub-gasifier 2 starts, the air volume of the outer stove fan 323 is adjusted, when the sub-gasifier 2 has good fuel gas quality and burns normally, the main gasifier 1 can be closed, and the sub-gasifier can operate independently. The time of the process is related to the moisture content of the garbage materials in the sub-gasification furnaces, if the humidity of the garbage materials in the sub-gasification furnaces is high, the operation time of the mother gasification furnace is long, generally 0.5 to 1 hour, and sometimes can be as long as more than 2 hours, and even the mother gasification furnace can not be closed all the time, or the mother gasification furnace is closed again after the gasification of the garbage is finished.
After the integrative equipment of waste gasification primary and secondary stove normal use a period of time of this embodiment, according to particular case, to mother gasification stove and son gasification stove, all can open shock dynamo or rotatory material pole down shake or fall the pressure with gasifier upper portion material intermittently.
After the integrated equipment of the waste gasification primary-secondary furnace is used for a period of time, if the gasification reaction is found to be abnormal, if the firepower of the mixed combustion stove is reduced and light smoke appears, the rotary material pressing rod feels empty, which indicates that the gasification of the waste materials is basically finished, the secondary gasification furnace 2 is closed.
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 integrated device, which is characterized in that,
comprises a mother gasification furnace (1), a son gasification furnace (2) and a mixed combustion stove (3),
the hybrid 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 stove (1), the inner stove (31) is provided with an inner stove fan (312) used for providing combustion oxygen supply for the inner stove (31), the outer stove (32) is communicated with the sub gasification stove (2), the outer stove (32) is provided with an outer stove fan (323) used for providing combustion oxygen supply for the outer stove (32),
the bottom of the mother gasification furnace (1) is provided with a gas supply device (10) and an ignition device,
and the bottom of the sub-gasification furnace (2) is provided with a gas supply device (20) and an ignition device.
2. The integrated equipment of the garbage gasification primary-secondary furnace according to claim 1,
the volume of the mother gasification furnace (1) is smaller than that of the son gasification furnace (2).
3. The integrated equipment of the garbage gasification primary-secondary furnace according to claim 1 or 2,
the gas distribution device for the sub-gasifier (2) is characterized in that a gas distribution device (21) for the sub-gasifier is arranged at the bottom of the sub-gasifier (2), the gas distribution device (21) for the sub-gasifier comprises a side gas distribution assembly (210) and a bottom gas distribution assembly (211), the side gas distribution assembly (210) is in a reverse frustum shape, at least one circle of gas distribution holes are formed in the conical surface of the side gas distribution assembly (210), the bottom gas distribution assembly (211) is arranged at the bottom of the reverse frustum shape of the side gas distribution assembly (210), a dust storage part is arranged below the bottom gas distribution assembly (211), 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 formed in the gas distribution pipes at intervals.
4. The integrated equipment of the garbage gasification primary-secondary furnace according to claim 3,
and a water adding device (22) is also arranged at the bottom of the sub-gasification furnace (2).
5. The integrated equipment of the garbage gasification primary-secondary furnace according to claim 1 or 2,
mother stove distributing device (11) still are equipped with bottom mother stove distributing device (1), mother stove distributing device (11) are responsible for and are responsible for a plurality of distribution calandries of intercommunication including the distribution, the distribution is responsible for and is connected gas feeder (10) of mother gasifier (1), mother stove distributing device (11) below is for storing up grey portion, a plurality of distribution holes have been laid at the interval on the distribution calandria.
6. The integrated equipment of the garbage gasification primary-secondary furnace according to claim 1 or 2,
the inner stove (31) comprises an inner stove core (310) and an inner stove gas inlet pipe (311), the inner stove gas inlet pipe (311) is communicated with a gas outlet pipe of the mother gasifier (1), a first gas distribution chamber (314) is arranged inside the inner stove core (310), air distribution holes are formed in the circumferential side wall of the first gas distribution chamber (314), the inner stove gas inlet pipe (311) is communicated with the first gas distribution chamber (314), the inner stove fan (312) is communicated with the inner stove gas inlet pipe (311) and conveys mixed gas flow in the inner stove gas inlet pipe (311) to the first gas distribution chamber (314), a fire pressing cover (313) is arranged at the upper end of the first gas distribution chamber (314),
the outer stove (32) comprises an outer stove core (320), an outer stove shell (321) and an outer stove gas inlet pipe (322), the gas inlet pipe (322) of the outer stove is communicated with the gas outlet pipe of the sub-gasification furnace (2), the outer stove core (320) is positioned inside the outer stove shell (321) and a cavity (324) is formed between the outer stove core (320) and the outer stove shell (321), the side wall of the outer stove core (320) is provided with at least one circle of air supply holes which are arranged at intervals, the outer stove fan (323) is communicated with the cavity (324), a second gas distribution chamber (327) is formed between the outer stove (32) and the inner stove (31), an air distribution opening is arranged at the upper end of the second air distribution chamber (327), the outer stove gas inlet pipe (322) is communicated with the second air distribution chamber (327), and at least one fire pressing plate (325) is arranged in the outer stove (32) and is positioned at the downstream of the air supply hole in the air flow direction.
7. The integrated equipment of the garbage gasification primary-secondary furnace of claim 6,
the air supply holes are arranged into a circle, and the air supply holes are provided with short pipes (326) which are positioned on the radial surface of the outer stove core (320) and are cantilevered by the centers of the radial surfaces to incline, or
The air feed hole is arranged into two circles, is close to be equipped with on the round air feed hole of pressure fire dish (325) and be located on the radial face of outer kitchen range core (320) and the end of encorbelmenting leans out short pipe (326) by radial face center.
8. The integrated equipment of the garbage gasification primary-secondary furnace of claim 6,
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 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) is 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 dirty device (26) of collection for receive the trace that the gas was appeared and contain tar waste water.
9. The integrated equipment of the garbage gasification primary-secondary furnace according to claim 1 or 2,
and the shells of the mother gasification furnace (1) and the son gasification furnace (2) are respectively provided with a vibration motor.
10. The integrated equipment of the garbage gasification primary-secondary furnace according to claim 1 or 2,
the flame outlet end of the mixed combustion stove (3) is also provided with a boiler device (4), the boiler device (4) comprises a boiler body (41), a water inlet of the boiler body (41) is positioned at the upper part of the boiler body (41), and a water outlet of the boiler body (41) is positioned at the lower part of the boiler body (41); the boiler body (41) is internally provided with a heat exchange mechanism which is used for forming a hot air flow circulating channel in the inner cavity of the boiler body (41) and fully contacting water in the inner cavity of the boiler body (41) to realize heat exchange.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920403194.8U CN210267249U (en) | 2019-03-27 | 2019-03-27 | Integrated equipment of garbage gasification primary-secondary furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006057A (en) * | 2019-03-27 | 2019-07-12 | 湖南大学 | Refuse gasification composite stove integrated equipment and refuse gasification processing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006057A (en) * | 2019-03-27 | 2019-07-12 | 湖南大学 | Refuse gasification composite stove integrated equipment and refuse gasification processing method |
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