CN214307120U - Garbage self-heating type continuous pyrolysis device - Google Patents
Garbage self-heating type continuous pyrolysis device Download PDFInfo
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- CN214307120U CN214307120U CN202022481713.8U CN202022481713U CN214307120U CN 214307120 U CN214307120 U CN 214307120U CN 202022481713 U CN202022481713 U CN 202022481713U CN 214307120 U CN214307120 U CN 214307120U
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Abstract
The utility model relates to a rubbish self-heating type continuous pyrolysis device. The device comprises a pyrolysis furnace, a flue gas chamber, a combustion chamber, a first material loading mechanism, a second material loading mechanism, a first propelling mechanism, a second propelling mechanism and a first fan; the pyrolysis furnace penetrates through the flue gas chamber, and the combustion chamber is arranged in the flue gas chamber; the pyrolysis furnace sequentially comprises a first material area, a pyrolysis area and a second material area from left to right, and a flue gas chamber surrounds the pyrolysis area; the bottom of the pyrolysis furnace is provided with a guide rail, and the guide rail penetrates through the first material area, the pyrolysis area and the second material area; the first material loading mechanism is connected with the first propelling mechanism; the second material loading mechanism is connected with a second pushing mechanism, and the second pushing mechanism is arranged outside the pyrolysis furnace. The device improves the speed of garbage disposal and improves the utilization rate of pyrolysis gas.
Description
Technical Field
The utility model relates to a refuse treatment field especially relates to a rubbish self-heating type continuous pyrolysis device.
Background
Pyrolysis refers to the process of decomposing, breaking and recombining molecular chains of organic matters by heating under the condition of no oxygen or lack of oxygen. Among various household garbage treatment schemes, pyrolysis is a treatment mode which is concerned at present, and can effectively solve various problems generated by the traditional household garbage treatment scheme. The garbage pyrolysis method is to heat the garbage to over 500 ℃ under the condition of isolating oxygen, so as to convert the household garbage into tar, combustible gas and coke. In the pyrolysis process, carbon-containing substances in the household garbage are decomposed into small-molecule hydrocarbon gas, combustible gas, aromatic hydrocarbon, organic acid and the like. The garbage pyrolysis treatment mode has the advantages that: firstly, combustible gas phase generated by pyrolysis of garbage is cleaner than that generated by incineration; secondly, garbage pyrolysis is carried out in a relatively closed anaerobic environment, and when carbide, tar and combustible gas are generated, pathogens can be eliminated, heavy metals can be fixed in solid carbide, and therefore environmental pollution is reduced.
However, when the garbage is pyrolyzed by the conventional garbage pyrolysis equipment, the problems of low utilization rate of pyrolysis gas and low garbage treatment speed exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: how to improve the utilization rate of pyrolysis gas and simultaneously improve the garbage treatment speed.
In order to solve the technical problem, the utility model provides a rubbish self-heating type continuous pyrolysis device.
A garbage self-heating type continuous pyrolysis device comprises a pyrolysis furnace, a flue gas chamber, a combustion chamber, a first material loading mechanism, a second material loading mechanism, a first propelling mechanism, a second propelling mechanism and a first fan; the pyrolysis furnace penetrates through the flue gas chamber, and the combustion chamber is arranged in the flue gas chamber;
the pyrolysis furnace is communicated with the combustion chamber through the first fan, the pyrolysis furnace sequentially comprises a first material area, a pyrolysis area and a second material area from left to right, and the flue gas chamber surrounds the pyrolysis area;
a guide rail is arranged at the bottom of the pyrolysis furnace and penetrates through the first material zone, the pyrolysis zone and the second material zone;
the first material loading mechanism is connected with the first pushing mechanism, the first material loading mechanism is arranged in the first material area and moves along the guide rail, the first pushing mechanism is arranged outside the pyrolysis furnace, and the first pushing mechanism is used for driving the first material loading mechanism to move back and forth between the first material area and the pyrolysis area along the guide rail;
the second material loading mechanism is connected with the second pushing mechanism, the second material loading mechanism is arranged in the second material area and moves along the guide rail, the second pushing mechanism is arranged outside the pyrolysis furnace, and the second pushing mechanism is used for driving the second material loading mechanism to move back and forth between the second material area and the pyrolysis area along the guide rail;
the top parts of the first material area and the second material area are provided with feed inlets;
and a first smoke outlet is formed in the wall of the combustion chamber and communicated with the smoke chamber.
Further, the top of the first material loading mechanism or the second material loading mechanism entering the pyrolysis zone is flush with the bottom of the flue gas chamber or is positioned above the bottom of the flue gas chamber.
The chain scraper is arranged on two sides of the first material area or the second material area; the chain scraper is used for discharging the carbonized materials on the first material loading mechanism or the second material loading mechanism.
Further, still including locating first material district or second material district below feed bin, the discharge gate has been seted up to the bottom in first material district or second material district, the feed bin with first material district or second material district passes through the discharge gate intercommunication, the feed bin is used for the storage carbonization material.
Further, still include the second fan, the second fan with the combustion chamber intercommunication, the second fan is used for with the air blast in the combustion chamber.
Further, the flue gas treatment device further comprises a third fan, wherein the third fan is communicated with the flue gas chamber, and the third fan is used for discharging flue gas in the flue gas chamber.
Furthermore, guide plates are arranged on two side walls of the first material area or the second material area below the feed port and used for preventing garbage entering from the feed port from falling into a gap between the two side walls of the material loading mechanism and the two side walls of the material area.
Further, the first material loading mechanism or the second material loading mechanism is a moving trolley, and a heat-resistant layer is arranged on the surface of the moving trolley.
Further, the upper surface of the heat-resistant layer is provided with a zirconium-containing fiber layer.
Further, still include the controller and locate temperature sensor in the combustion chamber, temperature sensor with the controller is connected, temperature sensor is used for detecting the temperature in the combustion chamber, the controller is used for accepting the temperature that the sensor detected.
The utility model discloses beneficial effect with the prior art contrast includes: the pyrolysis furnace is internally provided with a first material area, a discharging area and a second material area, garbage enters a first material carrying mechanism of the first material area from a top feeding hole of the first material area, the first material carrying mechanism moves along a guide rail to convey the garbage to the pyrolysis area to be pyrolyzed into carbonized materials and generate pyrolysis gas, the generated pyrolysis gas is introduced into a combustion chamber through a first fan and is combusted as fuel in the combustion chamber, the combustion chamber is arranged in a flue gas chamber, high-temperature flue gas generated by combustion in the combustion chamber directly enters the flue gas chamber through a first flue gas outlet, the high-temperature flue gas continuously supplies heat to the pyrolysis area, and after pyrolysis is completed, the first material carrying mechanism moves along the guide rail to gradually withdraw from the pyrolysis area and carries the carbonized materials to return to the first material area for discharging; when the first material loading mechanism gradually exits from the pyrolysis zone, the second material loading mechanism starts to load materials when moving towards the pyrolysis zone until the second material loading mechanism completely enters the pyrolysis zone, the feed port is closed, and garbage carried by the second material loading mechanism starts to be pyrolyzed until the pyrolysis is completed and is pushed out of the pyrolysis zone by the pushing mechanism. Get into next round circulation from this, first year material mechanism and second year material mechanism work pyrolysis rubbish in turn has improved the speed of handling rubbish, and the pyrolysis zone has rubbish to be handled always moreover, has improved the utilization ratio of pyrolysis gas, consequently the utility model provides a device has improved the utilization ratio of pyrolysis gas when having improved the speed of handling rubbish.
Drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
fig. 1 is a schematic structural view of the self-heating continuous garbage pyrolysis apparatus provided by the present invention.
Fig. 2 is a sectional view taken along a-a in fig. 1.
Fig. 3 is a sectional view taken along the direction B-B in fig. 1.
Fig. 4 is a front view of the moving cart provided by the present invention.
Fig. 5 is a top view of the movable trolley provided by the present invention.
Description of reference numerals:
1. a first material area; 11. a feed inlet; 12. a guide plate; 2. a pyrolysis zone; 21. a combustion chamber; 211. a gas burner; 22. a flue gas chamber; 221. a flue gas outlet pipe; 3. a second material zone; 31. a chain scraper; 4. a first loading mechanism; 41. a wheel; 42. a frame; 43. a baffle plate; 44. a material loading platform; 5. a second propulsion mechanism; 6. a guide rail; 7. a storage bin; 8. a first fan; 9. a second fan; 10. a third fan; 13. an air inlet pipe; 14. a gas inlet pipe; 15. a second loading mechanism; 16. and (4) a bracket.
Detailed Description
With reference to fig. 1 to 5, the present embodiment provides an auto-thermal continuous garbage pyrolysis apparatus, which includes a pyrolysis furnace, a flue gas chamber 22, a combustion chamber 21, a first loading mechanism 4, a second loading mechanism 15, a first propulsion mechanism (not shown), a second propulsion mechanism 5, and a first fan 8; the pyrolysis furnace penetrates through a flue gas chamber 22, and a combustion chamber 21 is arranged in the flue gas chamber 22;
the pyrolysis furnace is communicated with the combustion chamber 21 through a first fan 8, the pyrolysis furnace sequentially comprises a first material zone 1, a pyrolysis zone 2 and a second material zone 3 from left to right, and a flue gas chamber 22 surrounds the pyrolysis zone 2;
the bottom of the pyrolysis furnace is provided with a guide rail 6, and the guide rail 6 penetrates through the first material zone 1, the pyrolysis zone 2 and the second material zone 3;
the first loading mechanism 4 is connected with the first propelling mechanism, the first loading mechanism 4 is arranged in the first material area 1 and moves along a guide rail 6, the first propelling mechanism is arranged outside the pyrolysis furnace, and the first propelling mechanism is used for driving the first loading mechanism 4 to move back and forth between the first material area 1 and the pyrolysis area 2 along the guide rail 6;
the second material loading mechanism 15 is connected with the second pushing mechanism 5, the second material loading mechanism 15 is arranged in the second material area 3 and moves along the guide rail 6, the second pushing mechanism 5 is arranged outside the pyrolysis furnace, and the second pushing mechanism 5 is used for driving the second material loading mechanism 15 to move back and forth between the second material area 3 and the pyrolysis area 2 along the guide rail 6;
the top parts of the first material zone 1 and the second material zone 3 are provided with feed inlets 11;
the wall of the combustion chamber 21 is provided with a first smoke outlet which is communicated with the smoke chamber 22.
It should be noted that the movement of the first material loading mechanism back and forth between the first material area and the pyrolysis area, or the movement of the second material loading mechanism between the second material area and the pyrolysis area does not mean the movement in the gap between the first material area and the pyrolysis area, but means the movement to the first material area or the second material area, and the movement to the pyrolysis area is also possible.
The high temperature flue gas in the flue gas chamber 22 provides the heat energy required for pyrolysis for the waste in the pyrolysis zone 2 in two forms of heat conduction and radiation heat transfer. The combustion chamber and the flue gas chamber are of an assembled furnace wall structure, and the whole device comprises a steel structure frame assembly, an outer wall plate and a heat-insulating and heat-resisting layer; the furnace wall and the furnace top are composed of a light mullite plate, a high-strength heat-resistant stainless steel component, a refractory fiber module, a steel structure and a profiled steel plate. The refractory material of the wall body of the flue gas chamber is completely wrapped in the steel structure frame component.
On the basis of the above embodiment, two combustion chambers 21 in this embodiment are located at both sides of the pyrolysis zone 2, and there is a space between the combustion chamber 21 and the pyrolysis zone 2, and the space belongs to the indoor space of the flue gas chamber 22.
On the basis of the above specific embodiment, the top of the first material loading mechanism 4 or the second material loading mechanism 15 entering the pyrolysis zone 2 is flush with the bottom of the flue gas chamber 22 or is located above the bottom of the flue gas chamber 22, and the garbage is loaded on the top of the first material loading mechanism 4 or the second material loading mechanism 15, so that when the garbage is pyrolyzed, the garbage can be fully baked by the high temperature in the flue gas chamber 22, and the baking of the first material loading mechanism or the second material loading mechanism is reduced as much as possible.
On the basis of the above embodiment, the present embodiment further includes chain scrapers 31 installed on both sides of the first material zone 1 or the second material zone 3; the chain scraper 31 is used for discharging the carbonized material on the first material loading mechanism 4 or the second material loading mechanism 15. Further, the chain scraper 31 is connected to a controller, which controls the operation of the chain scraper 31.
On the basis of the above specific embodiment, this specific embodiment further includes a bin 7 disposed below the first material area 1 or the second material area 3, a discharge port is disposed at the bottom of the first material area 1 or the second material area 3, the bin 7 is communicated with the first material area 1 or the second material area 3 through the discharge port, and the bin 7 is used for storing carbonized materials.
On the basis of the above embodiment, the present embodiment further includes a second blower 9, the second blower 9 is communicated with the combustion chamber 21, and the second blower 9 is used for blowing air into the combustion chamber 21; a plurality of gas burners 211 are provided on both sides in the combustion chamber 21, and the gas burners 211 ignite the gas. The gas is introduced into the combustion chamber 21 through the gas inlet pipe 14, and the air is introduced into the combustion chamber 21 through the air inlet pipe 13, so that the gas is prevented from being non-combustible due to oxygen deficiency in the combustion chamber 21.
Further, the first fan 8 is a roots fan, and the second fan 9 is a blower; the third fan 10 is a draught fan; the Roots blower is communicated with the combustion chamber 21 and the pyrolysis furnace through a gas inlet pipe 14, the blower is communicated with the combustion chamber 21 through an air inlet pipe 13, the induced draft fan is communicated with the flue gas chamber 22 through a flue gas outlet pipe 221, and a second flue gas outlet is formed in the wall of the flue gas chamber 22; the gas is pressed into the combustion chamber 21 through the gas inlet pipe 14 by the Roots blower, the air is blown into the combustion chamber 21 through the air inlet pipe 13 by the blower, and the flue gas in the flue gas chamber 22 is led out of the flue gas chamber 22 from the flue gas leading-out pipe 221 on the second flue gas outlet by the induced draft fan 9 through the flue gas leading-out pipe 221.
On the basis of the above-mentioned embodiment, the pyrolysis zone 2 of the pyrolysis furnace in the present embodiment is surrounded by the flue gas chamber 22 except for the bottom surface, and further, the length of the pyrolysis zone 2 in the horizontal direction is preferably equal to the length of the flue gas chamber 22 in the horizontal direction, and the length of the material zone in the horizontal direction is greater than the length of the flue gas chamber 22 in the horizontal direction.
On the basis of the foregoing specific embodiment, in the present specific embodiment, the guide plates 12 are disposed on two side walls of the first material area 1 or the second material area 3 below the feeding hole 11, and the feeding hole 11 is used to prevent the garbage entering from the feeding hole 11 from falling into a gap between the first material loading mechanism 4 or the second material loading mechanism 5 and two side walls of the first material area 1 or the second material area 2.
In addition to the above embodiments, the first loading mechanism 4 or the second loading mechanism 15 in the present embodiment is a mobile cart.
On the basis of the above specific embodiment, the surface of the moving trolley in the specific embodiment is provided with a heat-resistant layer.
In addition to the above embodiments, a zirconium-containing fiber layer is provided on the upper surface of the heat-resistant layer according to the present embodiment. In order to prevent the trolley from being subjected to high-temperature smoking and baking deformation in the combustion chamber 21, the whole trolley is paved with a light mullite heat-resistant layer, and a layer of fiber blanket containing zirconium (namely a zirconium fiber layer) with the thickness of 20-30mm is paved on the heat-resistant layer; the movable trolley frame 42 is formed by welding profile steel.
On the basis of the above embodiment, the present embodiment further includes a controller and a temperature sensor disposed in the combustion chamber 21, wherein the temperature sensor is connected to the controller (not shown in the figure), the temperature sensor is configured to detect the temperature in the combustion chamber 21, and the controller is configured to receive the temperature detected by the temperature sensor. The temperature sensor detects the temperature in the combustion chamber 21, and then transmits the temperature to the controller, and monitors the temperature in the combustion chamber 21 at any time. The temperature sensor transmits the temperature in the combustion chamber 21 to the controller through a thermocouple, and an alarm is given if the temperature is over-temperature.
The section of the pyrolysis furnace in the embodiment is rectangular, trapezoidal or circular, and the thickness of the pyrolysis furnace shell is 8-10 mm.
Further, the feeding mechanism in the present embodiment is preferably a hydraulic feeding controller; still further, the hydraulic propulsion controller is preferably a hydraulic car pusher.
On the basis of the above embodiment, the present embodiment further includes a support 16, and the support 16 is provided with a bottom of the pyrolysis furnace and is used for supporting the pyrolysis furnace.
With reference to fig. 4-5, the mobile cart in this embodiment includes wheels 41, a frame 42, a baffle 43 and a loading platform 44; the wheels 41 are arranged at the bottom of the frame 42, the baffles 43 are arranged at two sides of the frame 42, the material carrying platform 44 is arranged on the frame 42, the upper surfaces of the frame 42 and the material carrying platform 44 are provided with heat-resistant layers, and the upper surfaces of the heat-resistant layers are provided with zirconium-containing fiber layers (not shown in the figure), so that the trolley is prevented from being subjected to high-temperature smoking and baking deformation in the pyrolysis furnace.
Further, the first material zone 1 and the second material zone 3 of the present embodiment are both provided with access holes; the feed inlet 11 and the discharge outlet of the first material area 1 and the second material area 3 are provided with valves, and the valves realize the opening and closing of the feed inlet 11 and the discharge outlet.
The garbage pyrolysis process is as follows: garbage enters the moving trolley from a feeding hole 11 of the first material area 1 through the first material loading mechanism 4, the moving trolley moves to the pyrolysis area 2 along the guide rail 6 under the action of the hydraulic propulsion controller to be cracked to generate carbonized materials and pyrolysis gas, the carbonized materials generated after the garbage cracking are returned and conveyed to the first material area 1 along the guide rail 6 by the moving trolley, and the carbonized materials are scraped by the chain scraper 31 and enter the storage bin 7 from a discharging hole; pyrolysis gas enters the combustion chamber 21 under the action of the Roots blower to be combusted again to generate flue gas, and the flue gas enters the flue gas chamber 22 through the first flue gas outlet to continuously supply heat to the pyrolysis zone 2; after the first material carrying mechanism 4 carries the garbage to enter the pyrolysis zone 2, the second material carrying mechanism 15 prepares to feed in the second material zone 3, when the first material carrying mechanism 4 moves out of the pyrolysis zone 2, the second material carrying mechanism 15 can enter the pyrolysis zone 2, so that alternate pyrolysis is performed, the garbage treatment speed is accelerated, the pyrolysis zone 2 always has the garbage in a pyrolysis state, and the pyrolysis gas is fully utilized.
The pyrolysis furnace shell is made of high-temperature-resistant stainless steel materials, high-temperature-resistant silicon carbide materials or high-temperature-resistant ceramic materials, the cross section of the pyrolysis furnace shell is rectangular, trapezoidal or circular, and the thickness of the pyrolysis furnace shell is 8-10 mm. The pyrolysis zone 2 in the pyrolysis furnace is wrapped by a smoke chamber 22 of the combustion furnace, and the length of the pyrolysis zone is equal to that of the smoke chamber 22 in the combustion furnace; the garbage charging (carbonized material discharging) areas are positioned at two ends of the pyrolysis furnace, exposed in the atmospheric environment and wrapped with heat insulation materials, and the length of the garbage charging (carbonized material discharging) areas is slightly larger than that of the garbage pyrolysis area 2. From this, it is understood that the length of the pyrolysis furnace is 3 times or more the length of the combustion chamber 21.
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
Example 1
The basic structure of the self-heating continuous garbage pyrolysis device in this embodiment is the structure of the self-heating continuous garbage pyrolysis device in the specific embodiment.
Furthermore, the combustion chamber and the flue gas chamber are on-site quick assembly type furnace walls and are composed of metal frames and brickworks. The wall body is arranged on a metal bracket of a steel-connected beam of a combustion furnace, the weight of the wall body is transmitted to a combustion furnace framework through a steel member, the inner layer of the wall body is made of high-temperature-resistant high-aluminum refractory bricks, and the outer layer of the wall body is an insulating brick flue gas chamber 22 with the size L W H (the length, the width and the height, the same below) of 6.0m 2.0m 1.5 m. The pyrolysis furnace size L W H was 19.0m 1.0m, and the pyrolysis zone size L W H was 6.0m 1.0 m. The moving garbage trolley L W H is 6.0m 0.8m 0.3 m.
The periphery of the feeding hole of the first material area 1 or the second material area 3 of the pyrolysis furnace can be designed with a water cooling jacket to prevent the garbage in the hopper from being heated and pyrolyzed to block the discharging hole of the hopper. The temperature in the pyrolysis furnace is controlled to be about 650 ℃, the temperature is transmitted to a controller through a thermocouple, if the overtemperature is in alarm, the temperature is mutually interlocked with the temperature of the combustion furnace, PLC control is adopted, and the alarm temperature of the combustion furnace is set to be 850 ℃.
Example 2
The combustion chamber and the flue gas chamber are on-site quick assembly type furnace walls and are composed of metal frames and brickworks. The wall body is arranged on a metal bracket of a steel-joint cross beam of the combustion furnace, the weight of the wall body is transmitted to a framework of the combustion furnace through a steel member, the inner layer of the wall body is a high-temperature-resistant high-aluminum refractory brick, and the outer layer of the wall body is a heat-insulating brick. The flue gas chamber 22 size L W H (length, width, height, same below) is 4.0m 2.0m 1.5 m. The pyrolysis furnace size L W H was 12.5m 1.0m and the pyrolysis zone size L W H was 4.0m 1.0 m. The moving garbage trolley L W H is 4.0m 0.8m 0.4 m.
Garbage self-heating continuous pyrolysis device in, the rubbish dolly that is located first material district 1 impels to pyrolysis district 2 under hydraulic pressure advancing mechanism 4 effects, at the propulsion in-process, the setting is opened at near 2 rubbish hopper discharge valve in pyrolysis stove pyrolysis district, in the removal in-process rubbish of dolly falls into the rubbish dolly gradually. The pushing speed of the garbage trolley is 1.0m/min-3m/min, the optimal time is 1.5m/min, and after the garbage trolley completely enters the pyrolysis zone 2 of the pyrolysis furnace, the garbage discharge valve is closed. The garbage on the garbage trolley starts to generate pyrolysis reaction, and the trolley is set to stay in the pyrolysis zone 2 for 7 minutes. Subsequently, hydraulicallyPyrolysis zone 2 is pulled out fast to the rubbish dolly that the car pusher will be in pyrolysis zone 2, stops after first material district 1 when the rubbish dolly completely, scrapes into carbomorphism feed bin 7 through setting up the pyrolysis charcoal on the chain scraper 31 in this region with the dolly, and the scraping time is 3 min. When the garbage trolley in the first material area is pyrolyzed in the pyrolysis area, the garbage trolley in the second material area is in a standby state. When the garbage trolley in the first material area gradually moves out of the pyrolysis area, the movable trolley in the second material area moves towards the pyrolysis area and gradually loads garbage through the feeding hole, and when the garbage trolley in the second material area completely enters the pyrolysis area, the valve of the feeding hole is closed, and pyrolysis is started. When the garbage trolley finishes pyrolysis and gradually exits from the pyrolysis zone and returns to the second material zone, the trolley in the first material zone starts to push the pyrolysis zone and simultaneously load garbage, a valve of a feeding port is closed after the garbage trolley enters the pyrolysis zone to stop loading the garbage, and the garbage on the trolley starts to be pyrolyzed. The steps are repeatedly executed, so that the self-heating continuous pyrolysis process of the garbage/biomass waste is realized. The optimal pyrolysis time of the example is 12min, the garbage filling size on the movable garbage trolley is 4.0m 0.8m 0.30m, and the pyrolysis treatment garbage per hour can reach 4.8m3According to the average volume weight of garbage of 150kg/m3And calculating to treat 0.72t of household garbage every hour.
The periphery of the feeding hole of the material area 1 of the pyrolysis furnace can be designed with a water cooling jacket to prevent the feeding hole 11 from being blocked by the heated pyrolysis of the garbage in the hopper. The internal temperature of the combustion chamber 21 is controlled to be about 650 ℃, the temperature sensor transmits the temperature in the combustion chamber 21 to the controller through a thermocouple, if the temperature exceeds the temperature, an alarm is given, the temperature is mutually connected and interlocked with the temperature of the pyrolysis furnace, the PLC is adopted for control, and the alarm temperature in the pyrolysis furnace is set to be 850 ℃.
The periphery of the feeding hole of the first material area 1 or the periphery of the feeding hole of the second material area 3 of the pyrolysis furnace can be designed with a water cooling jacket so as to prevent the garbage in the discharging hole from being heated and pyrolyzed to block the discharging hole of the hopper. The temperature in the pyrolysis furnace (or the flue gas chamber 22) is controlled to be about 650 ℃, the temperature is transmitted to the controller through a thermocouple, if the overtemperature is alarmed, the temperature is mutually interlocked with the temperature of the combustion furnace, the PLC is adopted for control, and the alarming temperature of the combustion furnace is set to be 850 ℃.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (10)
1. A garbage self-heating continuous pyrolysis device is characterized by comprising a pyrolysis furnace, a flue gas chamber, a combustion chamber, a first material loading mechanism, a second material loading mechanism, a first propelling mechanism, a second propelling mechanism and a first fan; the pyrolysis furnace penetrates through the flue gas chamber, and the combustion chamber is arranged in the flue gas chamber;
the pyrolysis furnace is communicated with the combustion chamber through the first fan, the pyrolysis furnace sequentially comprises a first material area, a pyrolysis area and a second material area from left to right, and the flue gas chamber surrounds the pyrolysis area;
a guide rail is arranged at the bottom of the pyrolysis furnace and penetrates through the first material zone, the pyrolysis zone and the second material zone;
the first material loading mechanism is connected with the first pushing mechanism, the first material loading mechanism is arranged in the first material area and moves along the guide rail, the first pushing mechanism is arranged outside the pyrolysis furnace, and the first pushing mechanism is used for driving the first material loading mechanism to move back and forth between the first material area and the pyrolysis area along the guide rail;
the second material loading mechanism is connected with the second pushing mechanism, the second material loading mechanism is arranged in the second material area and moves along the guide rail, the second pushing mechanism is arranged outside the pyrolysis furnace, and the second pushing mechanism is used for driving the second material loading mechanism to move back and forth between the second material area and the pyrolysis area along the guide rail;
the top parts of the first material area and the second material area are provided with feed inlets;
and a first smoke outlet is formed in the wall of the combustion chamber and communicated with the smoke chamber.
2. The continuous pyrolysis apparatus of claim 1, wherein the top of the first or second loading mechanism entering the pyrolysis zone is flush with or above the bottom of the flue gas chamber.
3. The continuous pyrolysis apparatus of claim 1, further comprising chain scrapers mounted on both sides of the first or second material zone; the chain scraper is used for discharging the carbonized materials on the first material loading mechanism or the second material loading mechanism.
4. The continuous pyrolysis device of claim 1, further comprising a bin disposed below the first material zone or the second material zone, wherein a discharge port is disposed at the bottom of the first material zone or the second material zone, the bin is communicated with the first material zone or the second material zone through the discharge port, and the bin is used for storing carbonized materials.
5. The continuous pyrolysis apparatus of claim 1, further comprising a second fan in communication with the combustion chamber, the second fan configured to blow air into the combustion chamber.
6. The continuous pyrolysis apparatus of claim 1, further comprising a third fan, the third fan being in communication with the flue gas chamber, the third fan being configured to exhaust the flue gas from the flue gas chamber.
7. The continuous pyrolysis device of claim 1, wherein guide plates are arranged on two side walls of the first material area or the second material area below the feed port, and the guide plates are used for preventing garbage entering from the feed port from falling into a gap between the material loading mechanism and the two side walls of the material area.
8. The continuous pyrolysis apparatus of claim 1, wherein the first loading mechanism or the second loading mechanism is a moving trolley, and a heat-resistant layer is provided on the surface of the moving trolley.
9. The continuous pyrolysis apparatus of claim 8, wherein an upper surface of the heat resistant layer is provided with a zirconium-containing fiber layer.
10. The continuous pyrolysis apparatus of claim 1, further comprising a controller and a temperature sensor disposed in the combustion chamber, wherein the temperature sensor is connected to the controller, the temperature sensor is configured to detect a temperature in the combustion chamber, and the controller is configured to receive the temperature detected by the sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202022481713.8U CN214307120U (en) | 2020-10-30 | 2020-10-30 | Garbage self-heating type continuous pyrolysis device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022481713.8U CN214307120U (en) | 2020-10-30 | 2020-10-30 | Garbage self-heating type continuous pyrolysis device |
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| CN214307120U true CN214307120U (en) | 2021-09-28 |
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