CN209068512U - Solid domestic waste gasification power generation facility - Google Patents

Abstract

The utility model relates to a solid domestic waste gasification power generation facility, by first conveyer (2), metal magnet cylinder (3), coarse rubbing crusher (4), fine rubbing crusher (8), drying furnace (10), gas surge chamber (12), briquetting machine (14), material loading machine (15), gasifier (17), cooling tower (21), dust remover (22), broken sediment stove bamboo basket (27), lime-ash dish (28), hair-dryer (29), cyclone (35), deodorization adsorption tower (36), decoking water formula explosion-proof equipment (38), honeycomb fast cooling tower (41), rubbish gas generator internal combustion engine (48) are established ties through the pipeline and are constituteed, the utility model discloses the thermal efficiency is high, and energy-conserving more than 30%, is an ideal stove that uses biomass fuel.

Description

A solid domestic waste gasification power generation device

technical field

The utility model relates to a solid domestic waste gasification power generation device, in particular to a solid domestic waste gasification power generation device used in towns and third- and fourth-tier cities.

Background technique

Environmental protection is a basic national policy of my country and an important responsibility of local governments at all levels. However, with the continuous advancement of my country's reform and opening up, the economy has developed rapidly, the scale of cities has been expanding, the population has continued to increase, and people's requirements for their own living environment and environmental protection measures have been continuously improved. If the domestic waste is not treated effectively, the environmental conditions in the region will deteriorate day by day, which will directly affect people's health and living environment, and pose a great threat to the ecological environment. Moreover, the annual loss caused by garbage in my country's cities is about 30 billion yuan (transportation fees, treatment fees, etc.). At present, the treatment methods for domestic waste include: landfill technology, composting technology, incineration technology, etc. Using waste to generate electricity is a research hotspot, especially for towns and areas with low domestic waste in third- and fourth-tier cities. my country's rich garbage resources have great potential benefits. According to the analysis of the composition of large and medium-sized urban waste in my country, its calorific value is 800-1500kcal/kg. If the waste can be pyrolyzed and gasified into combustible gas, and its thermal energy can be converted into electricity, then every ton of municipal solid waste burned can generate electricity. 300～400kW. After the waste is pyrolyzed and gasified, the volume of waste is reduced by 90% and the weight is reduced by more than 75%, which is obviously in line with the goal of waste volume reduction and reduction. Therefore, if the waste pyrolysis gasification can be converted into combustible gas and used for power generation, it will create huge economic benefits and realize the comprehensive social benefits of environmental protection, energy saving and emission reduction. The remaining slag can be used for brick making, garden fertilizer, barren hills Slope improvement.

After PM2.5 is included in the national standard, the problem of urban ambient air quality compliance is facing severe challenges. In particular, the burning of fossil fuels pollutes the environment, which is not conducive to energy conservation and environmental protection. The raw solid waste gasification power generation device is an environmentally friendly and energy-saving production and living equipment. Gradually received attention and widespread use.

At present, there are many types of solid domestic waste gasification power generation devices, but most of them have complex structures, all of which are large-scale equipment, which are inconvenient to move and have high manufacturing costs. Most of them are produced by traditional methods, which are difficult for ordinary users to accept. Moreover, all direct combustion methods are used, which are only used in cities that generate more than 1,000 tons of domestic waste every day. Townships and third- and fourth-tier cities have become blank areas, and only landfill disposal is required, which causes waste to cause secondary pollution and waste land resources.

SUMMARY OF THE INVENTION

The problem to be solved by the utility model is to provide a solid domestic waste gasification power generation device with multi-functional energy saving and environmental protection in order to make up for the deficiencies of the prior art and the limitation of the area size.

The utility model is a solid domestic waste gasification power generation device, which is characterized in that the solid domestic waste gasification power generation device is composed of a first conveyor, a metal iron suction drum, a coarse pulverizer, a metal separation outlet, and a second conveyor , high-pressure electromagnetic iron absorber, fine pulverizer, third conveyor, drying furnace, feeding port, gas adjustment chamber, discharging port, briquetting machine, feeding machine, water and gas discharge pipe, gasifier, block material Inlet, jacket steam discharge port, pressure relief port, cooling tower, dust collector, garbage layer temperature sensor, combustion layer temperature sensor, ash layer temperature sensor, slag removal power device, slag breaking furnace, ash slag Disk, hair dryer, blowing pipe, drying exhaust fan, jacket, garbage gas output pipe, temperature monitor, cyclone dust collector, deodorization adsorption tower, explosion-proof exhaust fan, decoking water type explosion-proof device, water level line, drying furnace Discharge outlet, honeycomb quick-cooling tower, honeycomb tube, explosion-proof exhaust tube, electrostatic coke catcher, membrane type waste gas regulating cabinet, safety pressure relief valve, anti-backfire safety valve, waste gas internal combustion generator, exhaust gas outlet, first Tar sewage outlet, first sewage valve, second tar sewage outlet, second sewage valve, third tar sewage outlet, third sewage valve, secondary explosion-proof exhaust fan, tempering safety valve, gas switch valve, garbage drying furnace The gas switch valve and the gas conveying pipe of the drying furnace are composed of pipelines in series. The solid domestic waste is directly unloaded from the garbage truck to the feeding trough of the first conveyor, and enters the coarse pulverizer through the first conveyor. The rear end of the machine is provided with a metal iron suction drum for absorbing metal impurities, a metal separation outlet for recovering metal impurities is arranged at the lower part of the corresponding metal iron absorption drum, and a crushed garbage is arranged under the outlet of the coarse pulverizer. It is transported to the second conveyor of the fine pulverizer. The rear end of the second conveyor is provided with a high-pressure electromagnetic iron suction device that absorbs metal impurities again. The discharge port of the fine pulverizer is provided with a conveying the pulverized garbage to the drying machine. The third conveyor of the furnace; the garbage enters the drying furnace from the feeding port through the third conveyor, and there is a gas regulating room under the drying furnace that provides gas for its gas furnace, and the gas in the gas regulating room is generated by internal combustion of garbage gas. The exhaust gas outlet of the dryer and the gas conveying pipe of the drying furnace are provided. After the garbage is dried in the drying furnace, it is discharged from the discharge port into the briquetting machine; the waste gas generated by the drying furnace is discharged from the water and gas discharge pipe, and the water and gas discharge pipe is There is a drying exhaust fan to draw air. The exhaust gas is cooled in the cooling tower and then enters the dust collector for dust removal. After the exhaust gas is dedusted, it enters the deodorization adsorption tower for deodorization. After deodorization, the exhaust gas is emptied from the outlet of the drying furnace; After briquetting by machine, it enters the gasifier from the inlet of the block material through the feeder for pyrolysis and gasification. The top of the gasifier is also provided with a pressure relief port and a jacketed steam constant outlet, and the gasifier shell is provided with a jacket. The bottom of the gasifier is provided with a slag breaking furnace for removing slag, an ash and slag tray is arranged under the gasifier, and a slag removal power device for providing power is provided on the ash tray under the gasifier; The slag breaking furnace is provided with a blowing pipe for providing combustion air, and the blowing pipe is provided with a blower for blowing air inward; the furnace body of the gasifier is provided with a garbage layer temperature sensor and a combustion layer temperature sensor for monitoring its conditions. The gasifier and the ash layer temperature sensor; the top of the gasifier is also provided with a waste gas output pipe for outputting gas, and the waste gas output pipe There is a temperature monitor for monitoring the gas; the waste gas output pipe is connected to the cyclone dust collector for dust removal, and the bottom of the cyclone dust collector is provided with the first tar sewage outlet and the first sewage valve; the gas comes out from the top of the cyclone dust collector and enters the decoking water In the type explosion-proof device, the inlet of the decoking water explosion-proof device is provided with an explosion-proof exhaust fan that draws air inward, and the bottom of the decoking water explosion-proof device is provided with a second tar sewage outlet and a second sewage valve. The amount of water is added to the water level line. After the gas comes out of the decoking water-type explosion-proof device, it enters two honeycomb quick-cooling towers arranged in series. The bottom of the honeycomb quick-cooling tower is provided with a third tar sewage outlet and a third sewage valve. There is a honeycomb tube inside, and the top of the honeycomb quick-cooling tower is equipped with an explosion-proof exhaust pipe. After the gas comes out of the honeycomb quick-cooling tower, it enters the electrostatic coke catcher to remove tar. After the gas comes out of the electrostatic coke catcher, it is pressurized by a secondary explosion-proof exhaust fan. Then enter the membrane type garbage gas regulating cabinet for storage, and a safety pressure relief valve and an anti-backfire safety valve are arranged on the pipeline between the secondary explosion-proof exhaust fan and the membrane type waste gas regulating cabinet; the gas passes through the tempering safety valve to the outside. Gas supply, the gas is supplied to the waste gas internal combustion generator and the gasifier respectively through the tempering safety valve. There is a gas switch valve to control the gas volume in front of the waste gas internal combustion generator, and the exhaust gas after the waste gas internal combustion generator is burned is discharged from the exhaust outlet. Then enter the gas regulating chamber of the gasifier, and the gas enters the gas regulating chamber of the gasifier after passing through the gas switch valve of the garbage drying furnace.

The utility model is a solid household waste gasification power generation device, which is characterized in that the top of the gasifier is further provided with a top detection hole.

The utility model is a solid domestic waste gasification power generation device, which is characterized in that the slag removal power device is a gear ring driven by a motor.

The utility model is a solid household waste gasification power generation device, which is characterized in that the gasifier is provided with a jacket, the top of the gasifier is provided with a jacketed steam constant outlet for discharging water vapor from the jacket, and the gasifier is provided with a jacket. It is located in the material storage area and the pyrolysis gasification area. There is a rotatable slag breaking furnace under the pyrolysis and gasification zone. There are oxygen inlet blow holes and baffles in the middle of the slag breaking furnace. There are holes around the gasifier, and a water-sealed slag discharge port at the bottom of the gasifier; the gasifier body is provided with a test point temperature sensor for garbage layer, a temperature sensor for combustion layer and a temperature sensor for ash layer to observe the temperature in the furnace. The lower part of the gasifier is provided with a secondary oxygen inlet and an electric ignition device, and the bottom of the gasifier is provided with a slag removal rotating system; Oxygen, the combustible gas after pyrolysis and gasification is discharged from the gasifier, and then the combustible gas is pressurized and sent to the membrane-type garbage gas conditioning cabinet after dedusting, water-sealed dedusting and explosion-proof device and cooling, and then sent to the garbage gas for internal combustion. The generator generates electricity.

The utility model relates to a solid household waste gasification power generation device. When in use, the household waste that has not been sorted is firstly crushed and added into a gasifier through a feeding hopper. Air blow and add oxygen inside, inject water into the jacket, turn off the ignition system when the combustion is normal, let the domestic waste debris fuel pyrolyze and gasify in the absence of oxygen, turn on the pressurized induced draft fan, the fan is a high-pressure silent fan, and the fan is the whole The combustible gas of the system provides the output power, and the combustible gas is extracted from the gasifier, passed through the cyclone dust removal tank, water-sealed dust removal and decoking explosion-proof device, water removal and detar removal, and then the combustible gas is pressurized and sent to the gas storage tank for storage. . When gas is required, it can be extracted from the gas storage tank.

The utility model relates to a solid household waste gasification power generation device, which fully realizes the pyrolysis and gasification of household waste debris fuel, improves the gas production efficiency, saves energy, has no smoke and dust discharge, and is effective and environmentally friendly. Due to the unique and scientific design, under the action of combustion-supporting power, the furnace can form continuous feeding to continuous pyrolysis and gasification. When adding domestic waste debris fuel, there is no need to stop the use of gas in the middle. , environmental protection and high efficiency, it is an ideal energy-saving device for comprehensive utilization of domestic waste treatment that should be vigorously promoted and popularized.

Through the synergy between the devices, the solid domestic waste can be fully utilized to make it more fully pyrolyzed and gasified. The feeding hopper in the feeding device can evenly add the solid domestic waste debris fuel, and the effect of wind is fully utilized in the whole device, and the air is timely and continuously fed into the combustion chamber, which overcomes the existing combustion of biomass furnaces. Discontinuous and unstable problems.

The utility model of a solid household waste gasification power generation device can be widely used in people's daily life, and is particularly suitable for replacing coal-burning boiler equipment. The successful research and development of a solid household waste gasification power generation device of the utility model, on the one hand, avoids the air pollution environment caused by incineration, and on the other hand is beneficial to its further secondary utilization and combustion. It solves the problems of low thermal efficiency and single thermal energy of the previous furnace.

The manufacturing material used by the utility model is generally stainless steel or 20G steel plate, which is not only easy to process, but also has low cost and high temperature resistance and corrosion resistance; Environmentally friendly. Therefore, the utility model not only has low production cost, but also has strong environmental protection. It can directly pyrolyze and gasify solid domestic waste to produce a large amount of combustible gas (CO, H ₂ , CH ₄ , etc.) to achieve full and thorough combustion, eliminate black smoke, odor and harmful substances, and improve the heat energy conversion rate of domestic waste debris fuel. , with the characteristics of saving fuel costs and protecting the environment. The utility model utilizes the thermal conductivity and heat capacity of the burner to keep the burner always in a high temperature state, thereby increasing the gas-making efficiency of the gas.

Use solid household waste as fuel to achieve the goal of replacing coal, gas, and electricity on a larger scale. It achieves the effect of fuel saving, high thermal efficiency and small emission of harmful substances. Achieve environmental protection, energy saving, emission reduction, cleanliness and meet the 2014 emission standards.

The gas in the gas storage cabinet of the utility model can also be piped and canned for industrial and residential use after being compressed in a cold state. Discharged from the slag outlet, the slag can be used for brick making, garden fertilizer, and land improvement on barren hillsides.

The thermal circulating cooling water produced by the gas generator described in the utility model can be exported for use in facilities such as bathhouses, thereby further expanding the economic benefits that can be created by the present patent.

The household waste gasification power generation system of the utility model can create huge economic benefits and realize comprehensive social benefits of environmental protection, energy saving and emission reduction by pyrolyzing and gasifying the waste and using it for power generation.

The utility model of the household waste pyrolysis gasification power generation system solves the flexibility of local waste treatment in towns and third- and fourth-tier cities, and can also solve the villagers' resistance dilemma caused by the centralized waste treatment in large and medium cities, so that the waste can be dispersed. Handling disappears invisibly, while also reducing centralized shipping costs.

The utility model can completely solve the secondary pollution to the environment caused by traditional landfilling, incineration and composting of urban domestic garbage, greatly improve the urban appearance of cities and towns, create conditions for creating a clean and harmonious investment environment, and further promote economic development. The patent implements the mobility and flexibility that is beneficial to social public interests, beneficial to environmental protection, and has high economic value and harmless disposal of domestic waste.

Description of drawings

1 is a schematic diagram of the overall structure of a solid domestic waste gasification power generation device;

In the accompanying drawings: 1- is the garbage truck; 2- is the first conveyor; 3- is the metal iron suction drum; 4- is the coarse pulverizer; 5- is the metal separation outlet; 6- is the second conveyor; 7- is the high-pressure electromagnetic iron absorber; 8- is the fine pulverizer; 9- is the third conveyor; 10- is the drying furnace; 11- is the feeding port; 12- is the gas adjustment chamber; ; 14- is the briquetting machine; 15- is the feeding machine; 16- is the water and gas discharge pipe; 17- is the gasifier; 18- is the block inlet; 19- is the jacket steam constant outlet; 20- is the Pressure relief port; 21- is cooling tower; 22- is dust collector; 23- is garbage layer temperature sensor; 24- is combustion layer temperature sensor; 25- is ash layer temperature sensor; 26- is slag removal power device; 27- is the slag breaking furnace; 28- is the ash tray; 29- is the blower; 30- is the blowing pipe; 31- is the drying exhaust fan; 32- is the jacket; 33- is the waste gas output pipe; 34- is temperature monitor; 35- is cyclone dust collector; 36- is deodorization adsorption tower; 37- is explosion-proof exhaust fan; 38- is decoking water type explosion-proof device; 39- is water level line; 40- is drying Furnace discharge outlet; 41- is the honeycomb quick cooling tower; 42- is the honeycomb tube; 43- is the explosion-proof exhaust pipe; 44- is the electrostatic coke catcher; 45- is the membrane type garbage gas regulating cabinet; 46- is the safety pressure relief 47- is the anti-backfire safety valve; 48- is the garbage gas internal combustion generator; 49- is the exhaust gas outlet; 50- is the first tar sewage outlet; 51- is the first sewage valve; 52- is the second tar sewage 53- is the second drain valve; 54- is the third tar drain; 55- is the third drain valve; 56- is the secondary explosion-proof exhaust fan; 57- is the tempering safety valve; 58- is the gas switch valve ; 59- is the gas switch valve of the garbage drying furnace; 60- is the gas conveying pipe of the drying furnace.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example 1: A solid domestic waste gasification power generation device, consisting of a first conveyor 2, a metal iron suction drum 3, a coarse pulverizer 4, a metal separation discharge port 5, a second conveyor 6, and a high-voltage electromagnetic iron suction device 7 , fine pulverizer 8, third conveyor 9, drying furnace 10, feeding port 11, gas adjustment chamber 12, discharging port 13, briquetting machine 14, feeding machine 15, water and gas discharge pipe 16, gasification Furnace 17, block material inlet 18, jacket steam constant outlet 19, pressure relief port 20, cooling tower 21, dust collector 22, garbage layer temperature sensor 23, combustion layer temperature sensor 24, ash layer temperature sensor 25 , slag removal power device 26, slag breaking furnace 27, ash tray 28, blower 29, blowing pipe 30, drying exhaust fan 31, jacket 32, garbage gas output pipe 33, temperature monitor 34, cyclone dust collector 35 , deodorization adsorption tower 36, explosion-proof exhaust fan 37, decoking water-type explosion-proof device 38, water level line 39, drying furnace discharge port 40, honeycomb rapid cooling tower 41, honeycomb pipe 42, explosion-proof exhaust pipe 43, electrostatic coke capture 44, membrane type garbage gas regulating cabinet 45, safety relief valve 46, anti-backfire safety valve 47, garbage gas internal combustion generator 48, exhaust gas outlet 49, first tar sewage outlet 50, first sewage valve 51, second Tar sewage outlet 52, second sewage valve 53, third tar sewage outlet 54, third sewage valve 55, secondary explosion-proof exhaust fan 56, tempering safety valve 57, gas switch valve 58, garbage drying furnace gas switch valve 59 The solid domestic waste is directly discharged from the garbage truck 1 to the feeding chute of the first conveyor 2, and enters the coarse pulverizer 4 through the first conveyor 2. The rear end of the conveyor 2 is provided with a metal iron suction drum 3 for absorbing metal impurities, and a metal separation discharge port 5 for recovering metal impurities is arranged at the lower part of the corresponding metal iron suction drum 3, and under the discharge port of the coarse pulverizer 4 There is a second conveyor 6 for conveying the crushed garbage to the fine pulverizer 8, the rear end of the second conveyor 6 is provided with a high-pressure electromagnetic iron suction device 7 that absorbs metal impurities again, and the discharge port of the fine pulverizer 8 is provided. There is a third conveyor 9 for conveying the crushed garbage to the drying furnace 10; the garbage enters the drying furnace 10 from the feeding port 11 through the third conveyor 9, and the drying furnace 10 is provided with its gas. The gas conditioning chamber 12 provides gas for the furnace. The gas in the gas conditioning chamber 12 is provided by the exhaust gas outlet 49 of the garbage gas internal combustion generator 48 and the gas delivery pipe 60 of the drying furnace. The waste gas is discharged into the briquetting machine 14; the waste gas produced by the drying furnace 10 is discharged from the water and gas discharge pipe 16, and the water and gas discharge pipe 16 is provided with a drying exhaust fan 31 to draw air, and the waste gas is cooled in the cooling tower 21 and then enters the dust collector 22. After deodorization, the waste gas enters the deodorization adsorption tower 36 for deodorization. After deodorization, the exhaust gas is emptied from the outlet 40 of the drying furnace; the garbage is briqueted by the briquetting machine 14 and then enters from the block material inlet 18 through the feeding machine 15. The gasification furnace 17 is pyrolyzed and gasified. The top of the gasification furnace 17 is also provided with a pressure relief port 20 and a jacket steam discharge port 19. The outer shell of the gasifier 17 is provided with a clamp Sleeve 32, the bottom of the gasifier 17 is provided with a slag breaking furnace 27 for removing slag, an ash and slag tray 28 is arranged under the gasifier 17, and the ash and slag tray 28 under the gasifier 17 is provided with a slag removing furnace 28 that provides power for it. The slag power device 26; the slag breaking furnace 27 at the bottom of the gasifier 17 is provided with a blowing pipe 30 for providing combustion air, and the blowing pipe 30 is provided with a blower 29 for blowing air inward; the furnace body of the gasifier 17 There is a garbage layer temperature sensor 23, a combustion layer temperature sensor 24 and an ash layer temperature sensor 25 for monitoring its conditions; the top of the gasifier 17 is also provided with a garbage gas output pipe 33 for outputting gas, and the garbage gas output pipe 33 There is a temperature monitor 34 for monitoring gas; the waste gas output pipe 33 is connected to the cyclone 35 for dust removal, and the bottom of the cyclone 35 is provided with a first tar sewage outlet 50 and a first sewage valve 51; The top of 35 comes out and enters into the decoking water explosion-proof device 38. The inlet of the decoking water explosion-proof device 38 is provided with an explosion-proof exhaust fan 37 that draws air inward. The bottom of the decoking water explosion-proof device 38 is provided with a second tar sewage outlet 52 and The second drain valve 53, the water volume of the decoking water type explosion-proof device 38 is added to the water level line 39, and the gas enters the two honeycomb quick-cooling towers 41 arranged in series after coming out of the decoking water-type explosion-proof device 38, and the honeycomb quick-cooling tower 41 The bottom is provided with a third tar blowdown port 54 and a third blowdown valve 55, a honeycomb quick-cooling tower 41 is provided with a honeycomb pipe 42, and the top of the honeycomb quick-cooling tower 41 is provided with an explosion-proof emptying pipe 43, and the gas comes out from the honeycomb quick-cooling tower 41 After that, it enters the electrostatic coke catcher 44 to remove tar, and the gas comes out of the electrostatic coke catcher 44 after being pressurized by the secondary explosion-proof exhaust fan 56 and then enters the membrane type garbage gas conditioning cabinet 45 for storage. A safety pressure relief valve 46 and an anti-backfire safety valve 47 are arranged on the pipeline between the garbage gas adjustment cabinets 45; Gas supply to the generator 48 and the gasifier 17, a gas switch valve 58 for controlling the gas volume is provided in front of the waste gas internal combustion generator 48, and the exhaust gas after combustion of the waste gas internal combustion generator 48 is discharged from the tail gas outlet 49 and then enters the gasification furnace 17 for gas adjustment In the chamber 12, the gas enters the gas regulating chamber 12 of the gasifier 17 after passing through the gas switch valve 59 of the garbage drying furnace. The top of the gasifier 17 is also provided with a top detection hole.

Example 2: A solid domestic waste gasification power generation device, consisting of a first conveyor 2, a metal iron suction drum 3, a coarse pulverizer 4, a metal separation outlet 5, a second conveyor 6, and a high-voltage electromagnetic iron suction device 7 , fine pulverizer 8, third conveyor 9, drying furnace 10, feeding port 11, gas adjustment chamber 12, discharging port 13, briquetting machine 14, feeding machine 15, water and gas discharge pipe 16, gasification Furnace 17, block material inlet 18, jacket steam constant outlet 19, pressure relief port 20, cooling tower 21, dust collector 22, garbage layer temperature sensor 23, combustion layer temperature sensor 24, ash layer temperature sensor 25 , slag removal power device 26, slag breaking furnace 27, ash tray 28, blower 29, blowing pipe 30, drying exhaust fan 31, jacket 32, garbage gas output pipe 33, temperature monitor 34, cyclone dust collector 35 , deodorization adsorption tower 36, explosion-proof exhaust fan 37, decoking water-type explosion-proof device 38, water level line 39, drying furnace discharge port 40, honeycomb rapid cooling tower 41, honeycomb pipe 42, explosion-proof exhaust pipe 43, electrostatic coke capture 44, membrane type garbage gas regulating cabinet 45, safety relief valve 46, anti-backfire safety valve 47, garbage gas internal combustion generator 48, exhaust gas outlet 49, first tar sewage outlet 50, first sewage valve 51, second Tar sewage outlet 52, second sewage valve 53, third tar sewage outlet 54, third sewage valve 55, secondary explosion-proof exhaust fan 56, tempering safety valve 57, gas switch valve 58, garbage drying furnace gas switch valve 59 The solid domestic waste is directly discharged from the garbage truck 1 to the feeding chute of the first conveyor 2, and enters the coarse pulverizer 4 through the first conveyor 2. The rear end of the conveyor 2 is provided with a metal iron suction drum 3 for absorbing metal impurities, and a metal separation discharge port 5 for recovering metal impurities is arranged at the lower part of the corresponding metal iron suction drum 3, and under the discharge port of the coarse pulverizer 4 There is a second conveyor 6 for conveying the crushed garbage to the fine pulverizer 8, the rear end of the second conveyor 6 is provided with a high-pressure electromagnetic iron suction device 7 that absorbs metal impurities again, and the discharge port of the fine pulverizer 8 is provided. There is a third conveyor 9 for conveying the crushed garbage to the drying furnace 10; the garbage enters the drying furnace 10 from the feeding port 11 through the third conveyor 9, and the drying furnace 10 is provided with its gas. The gas conditioning chamber 12 provides gas for the furnace. The gas in the gas conditioning chamber 12 is provided by the exhaust gas outlet 49 of the garbage gas internal combustion generator 48 and the gas delivery pipe 60 of the drying furnace. The waste gas is discharged into the briquetting machine 14; the waste gas produced by the drying furnace 10 is discharged from the water and gas discharge pipe 16, and the water and gas discharge pipe 16 is provided with a drying exhaust fan 31 to draw air, and the waste gas is cooled in the cooling tower 21 and then enters the dust collector 22. After deodorization, the waste gas enters the deodorization adsorption tower 36 for deodorization. After deodorization, the exhaust gas is emptied from the outlet 40 of the drying furnace; the garbage is briqueted by the briquetting machine 14 and then enters from the block material inlet 18 through the feeding machine 15. The gasification furnace 17 is pyrolyzed and gasified. The top of the gasification furnace 17 is also provided with a pressure relief port 20 and a jacket steam discharge port 19. The outer shell of the gasifier 17 is provided with a clamp Sleeve 32, the bottom of the gasifier 17 is provided with a slag breaking furnace 27 for removing slag, an ash and slag tray 28 is arranged under the gasifier 17, and the ash and slag tray 28 under the gasifier 17 is provided with a slag removing furnace 28 that provides power for it. The slag power device 26; the slag breaking furnace 27 at the bottom of the gasifier 17 is provided with a blowing pipe 30 for providing combustion air, and the blowing pipe 30 is provided with a blower 29 for blowing air inward; the furnace body of the gasifier 17 There is a garbage layer temperature sensor 23, a combustion layer temperature sensor 24 and an ash layer temperature sensor 25 for monitoring its conditions; the top of the gasifier 17 is also provided with a garbage gas output pipe 33 for outputting gas, and the garbage gas output pipe 33 There is a temperature monitor 34 for monitoring gas; the waste gas output pipe 33 is connected to the cyclone 35 for dust removal, and the bottom of the cyclone 35 is provided with a first tar sewage outlet 50 and a first sewage valve 51; The top of 35 comes out and enters into the decoking water explosion-proof device 38. The inlet of the decoking water explosion-proof device 38 is provided with an explosion-proof exhaust fan 37 that draws air inward. The bottom of the decoking water explosion-proof device 38 is provided with a second tar sewage outlet 52 and The second drain valve 53, the water volume of the decoking water type explosion-proof device 38 is added to the water level line 39, and the gas enters the two honeycomb quick-cooling towers 41 arranged in series after coming out of the decoking water-type explosion-proof device 38, and the honeycomb quick-cooling tower 41 The bottom is provided with a third tar blowdown port 54 and a third blowdown valve 55, a honeycomb quick-cooling tower 41 is provided with a honeycomb pipe 42, and the top of the honeycomb quick-cooling tower 41 is provided with an explosion-proof emptying pipe 43, and the gas comes out from the honeycomb quick-cooling tower 41 After that, it enters the electrostatic coke catcher 44 to remove tar, and the gas comes out of the electrostatic coke catcher 44 after being pressurized by the secondary explosion-proof exhaust fan 56 and then enters the membrane type garbage gas conditioning cabinet 45 for storage. A safety pressure relief valve 46 and an anti-backfire safety valve 47 are arranged on the pipeline between the garbage gas adjustment cabinets 45; Gas supply to the generator 48 and the gasifier 17, a gas switch valve 58 for controlling the gas volume is provided in front of the waste gas internal combustion generator 48, and the exhaust gas after combustion of the waste gas internal combustion generator 48 is discharged from the tail gas outlet 49 and then enters the gasification furnace 17 for gas adjustment In the chamber 12, the gas enters the gas regulating chamber 12 of the gasifier 17 after passing through the gas switch valve 59 of the garbage drying furnace. The top of the gasifier 17 is also provided with a top detection hole. The slag removal power device 26 is a gear ring driven by a motor.

Embodiment 3: A solid domestic waste gasification power generation device, which consists of a first conveyor 2, a metal iron suction drum 3, a coarse pulverizer 4, a metal separation discharge port 5, a second conveyor 6, and a high-voltage electromagnetic iron suction device 7. , fine pulverizer 8, third conveyor 9, drying furnace 10, feeding port 11, gas adjustment chamber 12, discharging port 13, briquetting machine 14, feeding machine 15, water and gas discharge pipe 16, gasification Furnace 17, block material inlet 18, jacket steam constant outlet 19, pressure relief port 20, cooling tower 21, dust collector 22, garbage layer temperature sensor 23, combustion layer temperature sensor 24, ash layer temperature sensor 25 , slag removal power device 26, slag breaking furnace 27, ash tray 28, blower 29, blowing pipe 30, drying exhaust fan 31, jacket 32, garbage gas output pipe 33, temperature monitor 34, cyclone dust collector 35 , deodorization adsorption tower 36, explosion-proof exhaust fan 37, decoking water-type explosion-proof device 38, water level line 39, drying furnace discharge port 40, honeycomb rapid cooling tower 41, honeycomb pipe 42, explosion-proof exhaust pipe 43, electrostatic coke capture 44, membrane type garbage gas regulating cabinet 45, safety relief valve 46, anti-backfire safety valve 47, garbage gas internal combustion generator 48, exhaust gas outlet 49, first tar sewage outlet 50, first sewage valve 51, second Tar sewage outlet 52, second sewage valve 53, third tar sewage outlet 54, third sewage valve 55, secondary explosion-proof exhaust fan 56, tempering safety valve 57, gas switch valve 58, garbage drying furnace gas switch valve 59 The solid domestic waste is directly discharged from the garbage truck 1 to the feeding chute of the first conveyor 2, and enters the coarse pulverizer 4 through the first conveyor 2. The rear end of the conveyor 2 is provided with a metal iron suction drum 3 for absorbing metal impurities, and a metal separation discharge port 5 for recovering metal impurities is arranged at the lower part of the corresponding metal iron suction drum 3, and under the discharge port of the coarse pulverizer 4 There is a second conveyor 6 for conveying the crushed garbage to the fine pulverizer 8, the rear end of the second conveyor 6 is provided with a high-pressure electromagnetic iron suction device 7 that absorbs metal impurities again, and the discharge port of the fine pulverizer 8 is provided. There is a third conveyor 9 for conveying the crushed garbage to the drying furnace 10; the garbage enters the drying furnace 10 from the feeding port 11 through the third conveyor 9, and the drying furnace 10 is provided with its gas. The gas conditioning chamber 12 provides gas for the furnace. The gas in the gas conditioning chamber 12 is provided by the exhaust gas outlet 49 of the garbage gas internal combustion generator 48 and the gas delivery pipe 60 of the drying furnace. The waste gas is discharged into the briquetting machine 14; the waste gas produced by the drying furnace 10 is discharged from the water and gas discharge pipe 16, and the water and gas discharge pipe 16 is provided with a drying exhaust fan 31 to draw air, and the waste gas is cooled in the cooling tower 21 and then enters the dust collector 22. After deodorization, the waste gas enters the deodorization adsorption tower 36 for deodorization. After deodorization, the exhaust gas is emptied from the outlet 40 of the drying furnace; the garbage is briqueted by the briquetting machine 14 and then enters from the block material inlet 18 through the feeding machine 15. The gasification furnace 17 is pyrolyzed and gasified. The top of the gasification furnace 17 is also provided with a pressure relief port 20 and a jacket steam discharge port 19. The outer shell of the gasifier 17 is provided with a clamp Sleeve 32, the bottom of the gasifier 17 is provided with a slag breaking furnace 27 for removing slag, an ash and slag tray 28 is arranged under the gasifier 17, and the ash and slag tray 28 under the gasifier 17 is provided with a slag removing furnace 28 that provides power for it. The slag power device 26; the slag breaking furnace 27 at the bottom of the gasifier 17 is provided with a blowing pipe 30 for providing combustion air, and the blowing pipe 30 is provided with a blower 29 for blowing air inward; the furnace body of the gasifier 17 There is a garbage layer temperature sensor 23, a combustion layer temperature sensor 24 and an ash layer temperature sensor 25 for monitoring its conditions; the top of the gasifier 17 is also provided with a garbage gas output pipe 33 for outputting gas, and the garbage gas output pipe 33 There is a temperature monitor 34 for monitoring gas; the waste gas output pipe 33 is connected to the cyclone 35 for dust removal, and the bottom of the cyclone 35 is provided with a first tar sewage outlet 50 and a first sewage valve 51; The top of 35 comes out and enters into the decoking water explosion-proof device 38. The inlet of the decoking water explosion-proof device 38 is provided with an explosion-proof exhaust fan 37 that draws air inward. The bottom of the decoking water explosion-proof device 38 is provided with a second tar sewage outlet 52 and The second drain valve 53, the water volume of the decoking water type explosion-proof device 38 is added to the water level line 39, and the gas enters the two honeycomb quick-cooling towers 41 arranged in series after coming out of the decoking water-type explosion-proof device 38, and the honeycomb quick-cooling tower 41 The bottom is provided with a third tar blowdown port 54 and a third blowdown valve 55, a honeycomb quick-cooling tower 41 is provided with a honeycomb pipe 42, and the top of the honeycomb quick-cooling tower 41 is provided with an explosion-proof emptying pipe 43, and the gas comes out from the honeycomb quick-cooling tower 41 After that, it enters the electrostatic coke catcher 44 to remove tar, and the gas comes out of the electrostatic coke catcher 44 after being pressurized by the secondary explosion-proof exhaust fan 56 and then enters the membrane type garbage gas conditioning cabinet 45 for storage. A safety pressure relief valve 46 and an anti-backfire safety valve 47 are arranged on the pipeline between the garbage gas adjustment cabinets 45; Gas supply to the generator 48 and the gasifier 17, a gas switch valve 58 for controlling the gas volume is provided in front of the waste gas internal combustion generator 48, and the exhaust gas after combustion of the waste gas internal combustion generator 48 is discharged from the tail gas outlet 49 and then enters the gasification furnace 17 for gas adjustment In the chamber 12, the gas enters the gas regulating chamber 12 of the gasifier 17 after passing through the gas switch valve 59 of the garbage drying furnace. The top of the gasifier 17 is also provided with a top detection hole. The gasifier 17 is provided with a jacket 32, and the top of the gasifier 17 is provided with a jacket steam outlet 19 for discharging water vapor from the jacket. In the gasification zone, a rotatable slag breaking furnace 27 is arranged under the pyrolysis and gasification zone. The slag breaking furnace 27 is provided with an oxygen inlet blowing hole and a baffle plate. There are holes around the oxygen inlet blowing hole. The bottom of 17 is provided with a water-sealed slag discharge port; the gasification furnace 17 is provided with a test point garbage layer temperature sensor 23, a combustion layer temperature sensor 24 and an ash layer temperature sensor 25 for observing the temperature in the furnace. The lower part of the furnace 17 is provided with a secondary oxygen inlet and an electric ignition device, and the bottom of the gasifier 17 is provided with a slag removal rotating system; the oxygen inlet fan blower 29 provides oxygen for the pyrolysis and gasification of solid domestic waste in the entire gasifier , the combustible gas after pyrolysis and gasification is discharged from the gasifier 17, and then the combustible gas is pressurized and sent to the membrane-type garbage gas conditioning cabinet 45 after dedusting, water-sealed dedusting and explosion-proof device and cooling, and then sent into the garbage gas. Internal combustion generator 48 generates electricity.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. A solid domestic waste gasification power generation device is characterized in that a solid domestic waste gasification power generation device is composed of a first conveyor (2), a metal iron suction drum (3), a coarse pulverizer (4), a metal separator Discharge port (5), second conveyor (6), high-pressure electromagnetic iron absorber (7), fine pulverizer (8), third conveyor (9), drying furnace (10), feed port (11) ), gas adjustment chamber (12), discharge port (13), briquetting machine (14), feeder (15), water and gas discharge pipe (16), gasifier (17), block inlet (18) ), jacket steam constant discharge port (19), pressure relief port (20), cooling tower (21), dust collector (22), garbage layer temperature sensor (23), combustion layer temperature sensor (24), ash Slag layer temperature sensor (25), slag removal power device (26), slag breaking furnace (27), ash and slag tray (28), blower (29), blower pipe (30), drying exhaust fan (31) , jacket (32), waste gas output pipe (33), temperature monitor (34), cyclone dust collector (35), deodorization adsorption tower (36), explosion-proof exhaust fan (37), decoking water type explosion-proof device (38), water level line (39), drying furnace discharge outlet (40), honeycomb quick cooling tower (41), honeycomb tube (42), explosion-proof exhaust tube (43), electrostatic coke catcher (44), membrane type garbage gas regulating cabinet (45), safety relief valve (46), anti-backfire safety valve (47), garbage gas internal combustion generator (48), exhaust gas outlet (49), first tar sewage outlet (50), First sewage valve (51), second tar sewage outlet (52), second sewage valve (53), third tar sewage outlet (54), third sewage valve (55), secondary explosion-proof exhaust fan (56) , a tempering safety valve (57), a gas switch valve (58), a waste drying furnace gas switch valve (59) and a drying furnace gas conveying pipe (60) are connected in series through pipelines. It is directly unloaded into the feeding trough of the first conveyor (2), and enters the coarse pulverizer (4) through the first conveyor (2). The metal iron suction drum (3) is provided with a metal separation outlet (5) for recovering metal impurities at the lower part of the corresponding metal iron suction drum (3), and under the outlet of the coarse pulverizer (4) there is a The waste is transported to the second conveyor (6) of the fine pulverizer (8). The rear end of the second conveyor (6) is provided with a high-pressure electromagnetic iron suction device (7) that absorbs metal impurities again, and the fine pulverizer ( 8) A third conveyor (9) for conveying the crushed garbage to the drying furnace (10) is arranged under the discharge port; In the furnace (10), the drying furnace (10) is provided with a gas regulating chamber (12) for supplying gas to its gas furnace, and the gas in the gas regulating chamber (12) is supplied by the exhaust gas outlet ( 49) and the gas conveying pipe (60) of the drying furnace. After the garbage is dried in the drying furnace (10), 13) is discharged into the briquetting machine (14); the waste gas generated by the drying furnace (10) is discharged from the water and gas discharge pipe (16), and the water and gas discharge pipe (16) is provided with a drying exhaust fan (31) to draw air, After the exhaust gas is cooled in the cooling tower (21), it enters the dust collector (22) for dust removal, the exhaust gas is dedusted and then enters the deodorization adsorption tower (36) for deodorization, and after deodorization, the exhaust gas is discharged from the drying furnace discharge port (40); After being briqueted by the briquetting machine (14), the waste enters the gasifier (17) for pyrolysis and gasification through the feeder (15) from the block inlet (18), and the top of the gasifier (17) is also provided with a pressure relief The gasifier (17) is provided with a jacket (32) on the outer shell, and a slag-breaking furnace (27) for removing slag is provided at the bottom of the gasifier (17). , the gasifier (17) is provided with an ash slag tray (28), and the ash slag tray (28) under the gasifier (17) is provided with a slag removal power device (26) that provides power for it; (17) A blower pipe (30) for supplying combustion air is provided under the slag breaking furnace (27) at the bottom, and a blower (29) for blowing air inward is arranged on the blower pipe (30); the gasifier (17) The furnace body of the gasifier is provided with a garbage layer temperature sensor (23), a combustion layer temperature sensor (24) and an ash layer temperature sensor (25) for monitoring its conditions; the top of the gasifier (17) is also provided with an output gas The waste gas output pipe (33) is provided with a temperature monitor (34) for monitoring the gas; the waste gas output pipe (33) is connected to the cyclone dust collector (35) for dust removal, and the cyclone dust collector (35) The bottom is provided with a first tar sewage outlet (50) and a first sewage valve (51); the gas comes out from the top of the cyclone (35) and enters the decoking water type explosion-proof device (38), and the decoking water type explosion-proof device The inlet of the device (38) is provided with an explosion-proof exhaust fan (37) that draws air inward, and the bottom of the decoking water-type explosion-proof device (38) is provided with a second tar sewage outlet (52) and a second sewage valve (53) to remove coke. The water volume of the water-type explosion-proof device (38) is added to the water level line (39), and the gas comes out of the decoking water-type explosion-proof device (38) and enters the two honeycomb quick-cooling towers (41) arranged in series, and the honeycomb quick-cooling tower ( 41) A third tar sewage outlet (54) and a third sewage valve (55) are arranged at the bottom, a honeycomb tube (42) is arranged in the honeycomb quick-cooling tower (41), and an explosion-proof exhaust is arranged on the top of the honeycomb quick-cooling tower (41). Empty pipe (43), the gas enters the electrostatic coke catcher (44) after coming out of the honeycomb quick cooling tower (41) to remove tar, and the gas comes out of the electrostatic coke catcher (44) and is pressurized by the secondary explosion-proof exhaust fan (56) Then enter the membrane-type garbage gas regulating cabinet (45) for storage, and a safety pressure relief valve (46) and an anti-return valve are provided on the pipeline between the secondary explosion-proof exhaust fan (56) and the membrane-type garbage gas regulating cabinet (45). Fire safety valve (47); gas is supplied to the outside through the tempering safety valve (57), and the gas is supplied to the garbage gas internal combustion generator (48) and the gasifier (17) respectively through the tempering safety valve (57). A gas switch valve for controlling the gas volume is arranged in front of the gas internal combustion generator (48) (58), the exhaust gas after the combustion of the garbage gas internal combustion generator (48) is discharged from the exhaust gas outlet (49) and then enters the gas adjustment chamber (12) of the gasifier (17), and the gas passes through the garbage drying furnace gas switch valve ( 59) and then enter the gas conditioning chamber (12) of the gasifier (17). 2. A solid domestic waste gasification power generation device according to claim 1, characterized in that the top of the gasifier (17) is further provided with a top detection hole. 3. A solid domestic waste gasification power generation device according to claim 1, characterized in that the slag removal power device (26) is a gear ring driven by a motor. 4. A solid household waste gasification power generation device according to claim 1, characterized in that a jacket (32) is provided on the gasifier (17), and a jacket (32) is provided on the top of the gasifier (17) The jacketed steam discharge port (19) for the discharge of water vapor is provided in the gasifier (17) for the material storage area and the pyrolysis and gasification area, and a rotatable slag breaking furnace is arranged under the pyrolysis and gasification area. The slag breaking furnace (27) is provided with an oxygen inlet blowing hole and a baffle plate in the middle, a hole is arranged around the oxygen inlet blowing hole, and a water-sealed slag discharge port is arranged at the bottom of the gasifier (17); The body of the gasification furnace (17) is provided with a test point garbage layer temperature sensor (23), a combustion layer temperature sensor (24) and an ash layer temperature sensor (25) for observing the temperature in the furnace, and the gasifier (17) The lower part is provided with a secondary oxygen inlet and an electric ignition device, and the bottom of the gasifier (17) is provided with a slag removal rotation system; the oxygen inlet blower (29) is used for the pyrolysis and gasification of solid domestic waste in the entire gasifier. Oxygen is provided, the combustible gas after pyrolysis and gasification is discharged from the gasifier (17), and the combustible gas is pressurized and sent to the membrane type garbage gas conditioning cabinet (45) after dust removal, water-sealed dust-proof explosion-proof device and cooling. It is stored, and then sent to the waste gas internal combustion generator (48) to generate electricity.