阅读说明：本技术 一种垃圾热解炉及利用该垃圾热解炉处理垃圾的方法 (Garbage pyrolysis furnace and method for treating garbage by using same ) 是由 黄俊达 于 2021-08-25 设计创作，主要内容包括：本发明公开一种垃圾热解炉,包括炉体,所述炉体顶部设有进料管,所述进料管一端设有电动驱动装置,所述进料管内部设有与电动驱动装置连接的螺旋轴,所述进料管顶部靠近电动驱动装置的一端设有与其内部连通的储料箱,所述储料箱内部靠近顶部的位置设有粉碎组件,所述炉体顶部还设有与其内部连通的排气管,所述排气管远离炉体的一端设有烧嘴,所述烧嘴上设有第一鼓风机,所述排气管中部从靠近炉体的一端到远离炉体的一端依次设有过滤箱和喷淋塔,所述过滤箱内设有数个过滤填料,所述炉体底部通过排渣组件连接有排渣锥筒。本发明能使得处理的垃圾汽化、炭化和离解,保证垃圾处理的效果,使得最终排放的尾气达到环保排放标准。(The invention discloses a garbage pyrolysis furnace which comprises a furnace body, wherein a feeding pipe is arranged at the top of the furnace body, an electric driving device is arranged at one end of the feeding pipe, a spiral shaft connected with the electric driving device is arranged inside the feeding pipe, a material storage box communicated with the inside of the feeding pipe is arranged at one end, close to the electric driving device, of the top of the feeding pipe, a crushing assembly is arranged at a position, close to the top, inside the material storage box, an exhaust pipe communicated with the inside of the furnace body is further arranged at the top of the furnace body, a burner nozzle is arranged at one end, far away from the furnace body, of the exhaust pipe, a first air blower is arranged on the burner nozzle, a filter box and a spray tower are sequentially arranged in the middle of the exhaust pipe from one end, close to the furnace body, to one end, far away from the furnace body, a plurality of filter fillers are arranged in the filter box, and the bottom of the furnace body is connected with a slag discharge conical barrel through a slag discharge assembly. The invention can vaporize, carbonize and dissociate the treated garbage, ensure the garbage treatment effect and ensure that the finally discharged tail gas reaches the environmental protection discharge standard.)

1. The utility model provides a garbage pyrolysis furnace, includes the furnace body, its characterized in that: the utility model discloses a blast furnace, including furnace body, inlet pipe, blast furnace body top, inlet pipe, blast furnace body top, blast furnace body, and the bottom is connected with the sediment awl section of thick bamboo.

2. The garbage pyrolysis furnace of claim 1, wherein a distributor is arranged inside the furnace body, the distributor is aligned with the axis of the furnace body, and the distributor comprises a cone with a vertex arranged towards the top of the furnace body and a distributing body arranged at one end of the cone far away from the vertex.

3. The garbage pyrolysis furnace of claim 1 or 2, wherein the position of the inner side wall of the furnace body close to the top is provided with a gas chamber thermocouple, and the position of the inner side wall of the furnace body close to the bottom is provided with a gasification layer thermocouple and a high temperature layer thermocouple from top to bottom in sequence.

4. The garbage pyrolysis furnace of claim 1 or 2, wherein the outer surface of the feeding pipe is provided with a water cooling jacket, and the outer side of the water cooling jacket is provided with a cooling water pipe communicated with the inner part of the water cooling jacket.

5. The garbage pyrolysis furnace of claim 1 or 2, wherein the screw shaft is connected to the electric driving device sequentially through a bearing box and a coupling.

6. The garbage pyrolysis furnace of claim 1 or 2, wherein the slag discharging assembly comprises a slag discharging box, a plurality of slag discharging shafts are arranged in the slag discharging box in parallel, a plurality of meshing teeth are arranged on the outer surface of each slag discharging shaft around the axis of the slag discharging shaft, the meshing teeth of two adjacent slag discharging shafts are arranged in a crossed manner, a gap is arranged between the two adjacent slag discharging shafts, the gap forms a slag discharging channel, each slag discharging shaft is of a hollow structure, a cooling water inlet and a cooling water outlet communicated with the hollow structure in the slag discharging shaft are arranged on the outer side of each slag discharging shaft, and the plurality of meshing teeth arranged on the slag discharging shafts are sequentially reduced from the middle of the slag discharging box to the two sides of the slag discharging box.

7. The garbage pyrolysis furnace of claim 1 or 2, wherein the burner comprises a small pipe and a large pipe sleeved outside the small pipe, the small pipe is provided with a combustible gas inlet and a combustible gas outlet at two ends respectively, a blast pipe communicated with the inside of the large pipe is arranged at one end of the outside of the large pipe close to the combustible gas inlet, one end of the blast pipe far away from the large pipe is connected with the first blower, and a blast outlet is arranged at one end of the large pipe close to the combustible gas outlet.

8. A waste pyrolysis furnace as claimed in claim 1 or 2, wherein: an air outlet ring belt with a plurality of air outlet holes is arranged in the deslagging cone, a steam supplementing pipe communicated with the inside of the air outlet ring belt is arranged on the air outlet ring belt, and a second air blower is arranged at one end, far away from the air outlet ring belt, of the steam supplementing pipe.

9. A method of waste treatment using a waste pyrolysis furnace as claimed in any one of claims 1 to 8, comprising the steps of:

step 10, associating a gas chamber thermocouple, a gasification layer thermocouple, a high-temperature layer thermocouple, an electric driving device, a first air blower and a second air blower with a main control chamber of the garbage treatment system;

step 20, feeding the garbage to be pyrolyzed into a storage box, and enabling a crushing assembly to work to crush the garbage to be pyrolyzed;

step 30, starting an electric driving device, transmitting power of the electric driving device to a spiral shaft through a coupler and a bearing box in sequence, rotating the spiral shaft, feeding crushed garbage to be pyrolyzed into a feeding pipe, filling the inner space of the feeding pipe under the rotary extrusion of the spiral shaft, and feeding the crushed garbage into a furnace body along the feeding pipe under the pushing of the spiral shaft;

step 40, allowing the garbage to be pyrolyzed to fall and contact with a distributor, and allowing the garbage to fall and be uniformly laid in the furnace body under the action of the distributor;

step 50, starting pyrolysis, injecting mixed gas of steam and air into an air outlet ring belt by a second air blower through a steam supplementing pipe, uniformly distributing the mixed gas in the furnace body through air outlet holes of the air outlet ring belt, drying, carbonizing, oxidizing and dissociating garbage to be pyrolyzed in the furnace body to generate combustible gas and residues, monitoring the internal temperature of the furnace body in real time by a gas chamber thermocouple, a gasification layer thermocouple and a high-temperature layer thermocouple, transmitting the monitored temperature to a main control chamber of a garbage treatment system, adjusting the air inlet amount of the second air blower by the main control chamber of the garbage treatment system according to the monitored data, and respectively entering step 60 and step 70;

step 60, the generated combustible gas enters a soil purifying agent generator through an exhaust pipe and sequentially passes through a filter box and a spray tower, a filter filler and the spray tower are used for filtering and dedusting the combustible gas, the filtered and dedusted combustible gas enters a burner, the burner works to burn the combustible gas to generate tail gas, and the tail gas enters a subsequent tail gas treatment step;

and step 70, enabling the residues to fall into a residue discharge box, enabling a residue discharge pipe in the residue discharge box to rotate, enabling meshing teeth of two adjacent residue discharge shafts to be meshed during rotation, crushing the blocky vitrified residues in the residues and driving the residues to move downwards, and discharging the residues passing through the residue discharge shafts through a residue discharge conical barrel.

10. The garbage pyrolysis furnace of claim 9, wherein in the step 30 and the step 70, the temperature of the feeding pipe and the slag discharging shaft is reduced by injecting circulating cooling water through the cooling water pipe and the cooling water inlet/outlet.

Technical Field

The invention belongs to the field of garbage treatment, and particularly relates to a garbage pyrolysis furnace and a method for treating garbage by using the same.

Background

Garbage disposal is an important subject in daily life, and whether the garbage disposal is thorough or not directly affects the environmental sanitation. The garbage pyrolysis is a garbage disposal mode which is enough to improve the garbage disposal quality and reduce the pollution of the garbage disposal to the atmosphere, and a garbage pyrolysis furnace is an important part in the garbage pyrolysis treatment. At present, the conventional garbage pyrolysis furnace can only vaporize and carbonize garbage, the garbage is not thoroughly treated, and the finally discharged tail gas still cannot meet the environment-friendly discharge requirement indirectly.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a garbage pyrolysis furnace and a method for treating garbage by using the garbage pyrolysis furnace, aiming at the defects of the prior art, so that the treated garbage can be vaporized, carbonized and dissociated, the garbage treatment effect is ensured, and the finally discharged tail gas reaches the environmental-friendly discharge standard.

The technical scheme adopted by the invention is as follows: the utility model provides a rubbish pyrolysis oven, includes the furnace body, the furnace body top is equipped with rather than the inlet pipe of inside intercommunication, the one end that the furnace body was kept away from to the inlet pipe is equipped with electric drive device, the inside screw axis that is connected with electric drive device that is equipped with of inlet pipe, the one end that the inlet pipe top is close to electric drive device is equipped with rather than the storage case of inside intercommunication, the inside position that is close to the top of storage case is equipped with crushing unit, the furnace body top still is equipped with rather than the blast pipe of inside intercommunication, the one end that the furnace body was kept away from to the blast pipe is equipped with the nozzle, be equipped with first air-blower on the nozzle, the blast pipe middle part is equipped with rose box and spray column from the one end of being close to the furnace body to the one end of keeping away from the furnace body in proper order, be equipped with the several in the rose box and filter filler, the furnace body bottom is connected with row's sediment awl section of thick bamboo through arranging the sediment subassembly.

In one embodiment, a distributor is arranged inside the furnace body, the distributor is consistent with the axis of the furnace body, and the distributor comprises a cone with the vertex arranged towards the top of the furnace body and a distributing body arranged at one end, far away from the vertex, of the cone.

In one embodiment, a gas chamber thermocouple is arranged at a position, close to the top, of the inner side wall of the furnace body, and a gasification layer thermocouple and a high-temperature layer thermocouple are sequentially arranged at a position, close to the bottom, of the inner side wall of the furnace body from top to bottom.

In one embodiment, the outer surface of the feeding pipe is provided with a water cooling jacket, and the outer side of the water cooling jacket is provided with a cooling water pipe communicated with the interior of the water cooling jacket.

In one embodiment, the screw shaft is connected with the electric driving device through the bearing box and the coupling in sequence.

In one embodiment, the slag discharging assembly comprises a slag discharging box, a plurality of slag discharging shafts are arranged in the slag discharging box in parallel, a plurality of meshing teeth are arranged on the outer surface of each slag discharging shaft around the axis of the slag discharging shaft, the meshing teeth of two adjacent slag discharging shafts are arranged in a crossed mode, a gap is arranged between the two adjacent slag discharging shafts, a slag discharging channel is formed in the gap, each slag discharging shaft is of a hollow structure, a cooling water inlet and a cooling water outlet communicated with the hollow structure in the slag discharging shaft are formed in the outer side of each slag discharging shaft, and the number of meshing teeth arranged on the slag discharging shafts is reduced from the middle of the slag discharging box to the two sides of the slag discharging box in sequence.

In one embodiment, the burner comprises a small pipe and a large pipe sleeved outside the small pipe, a combustible gas inlet and a combustible gas outlet are respectively formed in two ends of the small pipe, a blast pipe communicated with the interior of the large pipe is arranged at one end, close to the combustible gas inlet, of the outer side of the large pipe, one end, far away from the large pipe, of the blast pipe is connected with a first blower, and a blast outlet is formed at one end, close to the combustible gas outlet, of the large pipe.

In one embodiment, an air outlet ring belt with a plurality of air outlet holes formed in the surface is arranged inside the slag discharge conical barrel, a steam supplementing pipe communicated with the inside of the air outlet ring belt is arranged on the air outlet ring belt, and a second air blower is arranged at one end, far away from the air outlet ring belt, of the steam supplementing pipe.

The invention also discloses a method for treating garbage by using the garbage pyrolysis furnace, which comprises the following steps:

step 10, associating a gas chamber thermocouple, a gasification layer thermocouple, a high-temperature layer thermocouple, an electric driving device, a first air blower and a second air blower with a main control chamber of the garbage treatment system;

step 20, feeding the garbage to be pyrolyzed into a storage box, and enabling a crushing assembly to work to crush the garbage to be pyrolyzed;

step 30, starting an electric driving device, transmitting power of the electric driving device to a spiral shaft through a coupler and a bearing box in sequence, rotating the spiral shaft, feeding crushed garbage to be pyrolyzed into a feeding pipe, filling the inner space of the feeding pipe under the rotary extrusion of the spiral shaft, and feeding the crushed garbage into a furnace body along the feeding pipe under the pushing of the spiral shaft;

step 40, allowing the garbage to be pyrolyzed to fall and contact with a distributor, and allowing the garbage to fall and be uniformly laid in the furnace body under the action of the distributor;

step 50, starting pyrolysis, injecting mixed gas of steam and air into an air outlet ring belt by a second air blower through a steam supplementing pipe, uniformly distributing the mixed gas in the furnace body through air outlet holes of the air outlet ring belt, drying, carbonizing, oxidizing and dissociating garbage to be pyrolyzed in the furnace body to generate combustible gas and residues, monitoring the internal temperature of the furnace body in real time by a gas chamber thermocouple, a gasification layer thermocouple and a high-temperature layer thermocouple, transmitting the monitored temperature to a main control chamber of a garbage treatment system, adjusting the air inlet amount of the second air blower by the main control chamber of the garbage treatment system according to the monitored data, and respectively entering step 60 and step 70;

step 60, the generated combustible gas enters a soil purifying agent generator through an exhaust pipe and sequentially passes through a filter box and a spray tower, a filter filler and the spray tower are used for filtering and dedusting the combustible gas, the filtered and dedusted combustible gas enters a burner, the burner works to burn the combustible gas to generate tail gas, and the tail gas enters a subsequent tail gas treatment step;

and step 70, enabling the residues to fall into a residue discharge box, enabling a residue discharge pipe in the residue discharge box to rotate, enabling meshing teeth of two adjacent residue discharge shafts to be meshed during rotation, crushing the blocky vitrified residues in the residues and driving the residues to move downwards, and discharging the residues passing through the residue discharge shafts through a residue discharge conical barrel.

In one embodiment, in step 30 and step 70, circulating cooling water is injected through the cooling water pipe and the cooling water inlet and outlet to cool the feeding pipe and the slag discharging shaft.

The invention has the beneficial effects that:

1. the pyrolysis furnace sequentially performs pyrolysis, filtration, dust removal and combustion, so that the effect of garbage treatment can be ensured to a certain extent, and finally the discharged tail gas reaches the environmental-friendly discharge standard;

2. through the arrangement of the distributing device, the garbage to be pyrolyzed can be uniformly paved in the furnace body when entering the furnace body, so that the pyrolysis effect is ensured;

3. in the pyrolysis process, circulating cooling water is injected through a cooling water pipe and a cooling water inlet and outlet to cool the feeding pipe and the slag discharging shaft, so that the normal operation of the feeding pipe and the slag discharging pipe is ensured;

4. the gas chamber thermocouple, the gasification layer thermocouple and the high-temperature layer thermocouple monitor the temperature in the furnace body in real time, and the air inlet volume of the second air blower is controlled by the monitored data, so that the pyrolysis effect is adjusted;

5. the filtering filler is arranged through the filter box and is separated from the spray tower, so that the filtering filler can be conveniently replaced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a deslagging box of the invention;

FIG. 3 is a schematic view of the distributor of the present invention;

FIG. 4 is a schematic view of the burner of the present invention.

In the figure: 1. a furnace body; 2. a slag discharging box; 3. a slag discharge shaft; 4. a slag discharge conical cylinder; 5. a distributing device; 6. a feed pipe; 7. a cooling water pipe; 8. a screw shaft; 9. a bearing housing; 10. an electric drive device; 11. a coupling; 12. a material storage box; 13. an exhaust pipe; 14. a spray tower; 15. a size reduction assembly; 16. a high temperature layer thermocouple; 17. a gasification layer thermocouple; 18. a gas chamber thermocouple; 19. a steam replenishing pipe; 20. burning a nozzle; 21. a first blower; 22. a second blower; 23. water cooling jacket; 24. an air outlet ring belt; 25. a filter box; 26. filtering the filler; 31. meshing teeth; 32. a slag discharge channel; 51. a cone; 52. a cloth body; 201. a small tube; 202. a large pipe; 203. a combustible gas inlet; 204. a combustible gas outlet; 205. a blast pipe; 206. and a blast outlet.

Detailed Description

The invention will be described in further detail with reference to the following drawings and specific embodiments.

As shown in fig. 1-4, a garbage pyrolysis furnace comprises a furnace body 1, a feeding pipe 6 communicated with the inside of the furnace body 1 is arranged at the top of the furnace body 1, an electric driving device 10 is arranged at one end of the feeding pipe 6 far from the furnace body 1, a spiral shaft 8 connected with the electric driving device 10 is arranged inside the feeding pipe 6, a storage box 12 communicated with the inside of the feeding pipe 6 is arranged at one end of the feeding pipe 6 close to the electric driving device 10, a crushing assembly 15 is arranged at a position of the inside of the storage box 12 close to the top, an exhaust pipe 13 communicated with the inside of the furnace body 1 is further arranged at the top of the furnace body 1, a burner 20 is arranged at one end of the exhaust pipe 13 far from the furnace body 1, a first air blower 21 is arranged on the burner 20, a filter box 25 and a spray tower 14 are sequentially arranged at the middle part of the exhaust pipe 13 from one end close to the furnace body 1 to one end far from the furnace body, a plurality of filter fillers 26 are arranged in the filter box 25, the bottom of the furnace body 1 is connected with a slag discharge conical barrel 4 through a slag discharge assembly.

In this embodiment, the furnace body 1 is provided with a distributor 5 inside, the distributor 5 is consistent with the axis of the furnace body 1, and the distributor 5 includes a cone 51 with a vertex arranged towards the top of the furnace body 1 and a distributing body 52 arranged at one end of the cone 51 far away from the vertex.

In this embodiment, a gas chamber thermocouple 18 is arranged at a position close to the top of the inner side wall of the furnace body 1, and a gasification layer thermocouple 17 and a high temperature layer thermocouple 16 are sequentially arranged at a position close to the bottom of the inner side wall of the furnace body 1 from top to bottom.

In this embodiment, the outer surface of the feeding pipe 6 is provided with a water cooling jacket 23, and the outer side of the water cooling jacket 23 is provided with a cooling water pipe 7 communicated with the inside of the water cooling jacket.

In this embodiment, the screw shaft 8 is connected to the electric drive device 10 sequentially through the bearing housing 9 and the coupling 11.

In this embodiment, arrange the sediment subassembly and include row sediment case 2, arrange the inside parallel of sediment case 2 and be equipped with several row sediment axle 3, every arrange sediment 3 surfaces of axle and be equipped with several meshing tooth 31, adjacent two arrange the meshing tooth 31 interval cross arrangement of sediment axle 3, adjacent two arrange and be equipped with the clearance just between the sediment axle 3 the clearance forms row's sediment passageway 32, every arrange sediment axle 3 and be hollow structure, every arrange the sediment axle 3 outside and all be equipped with rather than the cooling water exit of inside hollow structure intercommunication, several arrange the meshing tooth 31 that sets up on the sediment axle 3 and reduce in proper order to row sediment case 2 both sides from row sediment case 2 middle parts.

In this embodiment, the burner 20 includes a small pipe 201 and a large pipe 202 sleeved outside the small pipe 201, two ends of the small pipe 201 are respectively provided with a combustible gas inlet 203 and a combustible gas outlet 204, one end of the outer side of the large pipe 202, which is close to the combustible gas inlet 203, is provided with a blast pipe 205 communicated with the inside of the large pipe, one end of the blast pipe 205, which is far away from the large pipe 202, is connected with the first blower 21, and one end of the large pipe 202, which is close to the combustible gas outlet 204, is provided with a blast outlet 206.

In this embodiment, the inside of the slag discharge cone 4 is provided with an air outlet ring belt 24 with a plurality of air outlet holes on the surface, the air outlet ring belt 24 is provided with a steam supplementing pipe 19 communicated with the inside of the air outlet ring belt 24, and one end of the steam supplementing pipe 19 far away from the air outlet ring belt 24 is provided with a second air blower 22.

The cone 51 of the distributor 5 according to the present invention may be a cone or a pyramid, and if the cone is a pyramid, the number of the side surfaces is determined according to the actual situation. The cloth body 52 conforms to the shape of the cone 51. Meanwhile, the slag discharging shaft 3 of the invention is provided with a separate power mechanism. The crushing assembly 15 comprises a crushing shaft and crushing cylinders arranged on the crushing shaft, wherein the crushing cylinders are provided with crushing teeth, and the crushing teeth are arranged in two groups and rotate relatively. The filter packing 26 of the present invention is selected according to the kind of waste to be pyrolyzed. The spraying medium of the spraying tower 14 is selected according to the type of the garbage to be pyrolyzed.

The invention also discloses a method for treating garbage by using the garbage pyrolysis furnace, which comprises the following steps:

step 10, associating a gas chamber thermocouple 18, a gasification layer thermocouple 17, a high-temperature layer thermocouple 16, an electric driving device 10, a first air blower 21 and a second air blower 22 with a main control chamber of the garbage disposal system;

step 20, feeding the garbage to be pyrolyzed into the storage box 12, and enabling the crushing assembly 15 to work to crush the garbage to be pyrolyzed;

step 30, starting the electric driving device 10, transmitting the power of the electric driving device 10 to the screw shaft 8 through the coupler 11 and the bearing box 9 in sequence, rotating the screw shaft 8, feeding the crushed garbage to be pyrolyzed into the feeding pipe 6, filling the inner space of the feeding pipe 6 under the rotating extrusion of the screw shaft 8, and simultaneously feeding the crushed garbage into the furnace body 1 along the feeding pipe 6 under the pushing of the screw shaft 8;

step 40, allowing the garbage to be pyrolyzed to fall and contact with the distributing device 5, and allowing the garbage to fall and be uniformly laid in the furnace body 1 under the action of the distributing device 5;

step 50, starting pyrolysis, injecting mixed gas of steam and air into an air outlet ring belt 24 by a second air blower 22 through a steam supplementing pipe, uniformly distributing the mixed gas in the furnace body 1 through an air outlet hole of the air outlet ring belt 24, drying, carbonizing, oxidizing and dissociating the garbage to be pyrolyzed in the furnace body 1 to generate combustible gas and residues, monitoring the internal temperature of the furnace body 1 in real time by a gas chamber thermocouple 18, a gasification layer thermocouple 17 and a high temperature layer thermocouple 16, transmitting the monitored temperature to a main control chamber of a garbage treatment system, adjusting the air inlet amount of the second air blower 22 by the main control chamber of the garbage treatment system according to the monitored data, and respectively entering step 60 and step 70;

step 60, the generated combustible gas enters the soil purifying agent generator through the exhaust pipe 13 and sequentially passes through the filter box 25, the spray tower 14, the filter filler 26 and the spray tower 14 to filter and remove dust from the combustible gas, the filtered and dedusted combustible gas enters the burner 20, the burner 20 works to burn the combustible gas to generate tail gas, and the tail gas enters the subsequent tail gas treatment step;

and step 70, enabling the residues to fall into the slag discharging box 2, enabling the slag discharging pipes in the slag discharging box 2 to rotate, enabling the meshing teeth 31 of two adjacent slag discharging shafts 3 to be meshed during rotation, crushing the blocky vitrified residues in the residues and driving the residues to move downwards, and discharging the residues passing through the slag discharging shafts 3 through the slag discharging conical barrels 4.

In this embodiment, in step 30 and step 70, the temperature of the feeding pipe 6 and the slag discharging shaft 3 is lowered by injecting the circulating cooling water through the cooling water pipe 7 and the cooling water inlet/outlet.

The pyrolysis furnace sequentially performs pyrolysis, filtration, dust removal and combustion, so that the effect of garbage treatment can be ensured to a certain extent, and finally the discharged tail gas reaches the environmental-friendly discharge standard; through the arrangement of the distributing device 5, the garbage to be pyrolyzed can be uniformly paved in the furnace body 1 when entering the furnace body 1, so that the pyrolysis effect is ensured; in the pyrolysis process, circulating cooling water is injected through the cooling water pipe 7 and the cooling water inlet and outlet to cool the feeding pipe 6 and the slag discharging shaft 3, so that the normal operation of the feeding pipe 6 and the slag discharging pipe is ensured; the gas chamber thermocouple 18, the gasification layer thermocouple 17 and the high temperature layer thermocouple 16 monitor the temperature in the furnace body 1 in real time, and the air inlet volume of the second air blower 22 is controlled by the monitored data, so that the pyrolysis effect is adjusted; the filter filling 26 is arranged through the filter box 25 and is separated from the spray tower 14, so that the filter filling 26 can be replaced conveniently.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.