阅读说明：本技术 一种厨余垃圾热解分离处理装置 (Kitchen garbage pyrolysis separation processing apparatus ) 是由 郑义腾 于 2021-08-21 设计创作，主要内容包括：本发明涉及厨余垃圾热解的技术领域,具体是一种厨余垃圾热解分离处理装置,包括给水装置、热解发生装置、进料装置和分离装置,其特征在于,所述给水装置依次与热解发生装置和进料装置连接,所述进料装置经由热解发生装置与分离装置连接,所述热解发生装置连接有排烟装置；所述热解发生装置包括炉体和燃烧机,所述炉体通过燃烧室与燃烧机连接,所述燃烧室的外周套设有蒸汽螺旋管；该装置可使反应物受热均匀,炉体内部温度恒定,使整个反应过程稳定,减少热能损耗,整个系统最终将厨余垃圾资源化利用,该装置集产蒸汽与厨余垃圾处理一体化,不需要投入蒸汽锅炉设备,从而避免了复杂的工序和设备投入,使整个处理过程快速高效。(The invention relates to the technical field of kitchen waste pyrolysis, in particular to a kitchen waste pyrolysis separation treatment device which comprises a water supply device, a pyrolysis generation device, a feeding device and a separation device, and is characterized in that the water supply device is sequentially connected with the pyrolysis generation device and the feeding device, the feeding device is connected with the separation device through the pyrolysis generation device, and the pyrolysis generation device is connected with a smoke exhaust device; the pyrolysis generation device comprises a furnace body and a combustor, wherein the furnace body is connected with the combustor through a combustion chamber, and a steam spiral pipe is sleeved on the periphery of the combustion chamber; the device can make the reactant be heated evenly, and the inside temperature of furnace body is invariable, makes whole reaction process stable, reduces the heat energy loss, and overall system is finally with kitchen garbage resource utilization, and the device collects steam of producing and kitchen garbage disposal integration, need not drop into steam boiler equipment to avoided complicated process and equipment to drop into, made whole processing procedure high efficiency.)

1. A kitchen waste pyrolysis separation treatment device comprises a water supply device (1), a pyrolysis generation device (2), a feeding device (3) and a separation device (4), and is characterized in that the water supply device (1) is sequentially connected with the pyrolysis generation device (2) and the feeding device (3), the feeding device (3) is connected with the separation device (4) through the pyrolysis generation device (2), and one side of the pyrolysis generation device (2) is connected with a smoke exhaust device (5); the pyrolysis generation device (2) comprises a furnace body (21) and a burner (22), wherein the furnace body (21) is connected with the burner (22) through a combustion chamber (23) in the furnace body (21), and a steam spiral pipe (24) is sleeved on the periphery of the combustion chamber (23); the water supply device (1) comprises a waste heat water tank (11) and a high-pressure pump (12), wherein the waste heat water tank (11) is sequentially connected with the high-pressure pump (12) and a steam spiral pipe (24) through pipelines.

2. The kitchen waste pyrolysis separation treatment device according to claim 1, wherein the outlet of the waste heat water tank (11) is connected with the inlet pipeline of the high pressure pump (12), and the outlet of the high pressure pump (12) is connected with the inlet pipeline of the atomizer (13).

3. The kitchen waste pyrolysis separation treatment device according to claim 1, wherein the combustor (22) comprises a first combustor (221) and a second combustor (222), the combustion chamber (23) is in a circular tubular structure, and the combustion chamber (23) comprises a first combustion chamber (231) and a second combustion chamber (232); the steam spiral pipe (24) comprises a steam generating pipe (241) and a steam pyrolysis pipe (242), the steam generating pipe (241) is sleeved on the periphery of the first combustion chamber (231), and the steam pyrolysis pipe (242) is sleeved on the periphery of the second combustion chamber (232); one end of the first combustion chamber (231) is connected with the first combustor (221), one end of the second combustion chamber (232) is connected with the second combustor (222), and the other end of the first combustion chamber (231) and the other end of the second combustion chamber (232) are both connected with the smoke exhaust device (5).

4. The kitchen waste pyrolysis separation treatment device according to claim 3, wherein the smoke exhaust device (5) is a smoke pipeline, the smoke pipeline comprises a first smoke pipeline (51) and a second smoke pipeline (52), and the first smoke pipeline (51) passes through the waste heat water tank (11) and is connected with the second smoke pipeline (52); first flue gas pipeline (51) include one-level flue gas pipeline (511) and second grade flue gas pipeline (512), the input of one-level flue gas pipeline (511) is connected with the output of first combustion chamber (231), the input of second grade flue gas pipeline (512) is connected with the output of second combustion chamber (232).

5. The pyrolysis separation treatment device for kitchen waste according to claim 2, wherein the atomizer (13) is sleeved inside the input end of the steam generating pipe (241).

6. The kitchen waste pyrolysis separation treatment device is characterized in that the feeding device (3) comprises a feeding tank (31), a conveying assembly (32) and a gas distribution cylinder (33), the feeding tank (31) and the gas distribution cylinder (33) are both connected with the conveying assembly (32), and the conveying assembly (32) is connected with one side of the furnace body (21).

7. The kitchen waste pyrolysis separation treatment device as claimed in claim 6, wherein the conveying assembly (32) comprises a screw conveyor (321) and a collecting pipe (322) which are connected in sequence, the feeding tank (31) is provided with a feeding inlet and a feeding outlet, the feeding outlet is connected with the screw conveyor (321), the input end of the gas distributing cylinder (33) is connected with the output end of the steam generating pipe (241), the output end of the gas distributing cylinder (33) is connected with the collecting pipe (322) through a pipeline, and one end of the collecting pipe (322) is connected with the input end of the steam pyrolysis pipe (242).

8. The kitchen waste pyrolysis separation treatment device according to claim 1, wherein the separation device (4) is a separation tower, an input end of the separation tower is connected with an output end of the steam pyrolysis pipe (242), and the separation tower is provided with a bottom output end (41), a middle output end (42) and a top output end (43).

Technical Field

The invention relates to the technical field of kitchen waste pyrolysis, in particular to a kitchen waste pyrolysis separation treatment device.

Background

Kitchen waste is a main pollution source of urban domestic waste, and if the urban domestic waste is not treated in time or is not treated properly, the urban domestic waste can cause great pollution to the environment and threaten the physical and psychological health of human beings, but if the urban domestic waste is treated properly, high utilization value can be brought; at present, the treatment modes of kitchen waste are basically divided into five types, namely crushing direct discharge, landfill, fertilizer treatment, feed treatment and energy treatment. The energy treatment mainly comprises an incineration method, a thermal decomposition method, fermentation hydrogen production and the like, wherein the conventional thermal decomposition method is to pyrolyze the garbage at high temperature to convert the energy contained in the garbage into the forms of fuel gas, oil and carbon and then to utilize the energy. The pyrolysis temperature of organic matters in the kitchen garbage is usually between 300 ℃ and 500 ℃, the higher the reaction temperature is, the faster the reaction speed is, and the more complete the reaction is, but the constant temperature is provided for the reaction process, so that the thermal decomposition reaction is more stable, the heat energy loss can be reduced, the kitchen garbage is fully treated, a good energy-saving effect is achieved, the beneficial effects are realized through a simple device, and the problem to be solved at present is solved.

Disclosure of Invention

The invention aims to provide a kitchen waste pyrolysis separation treatment device, which can effectively solve the problems in the background technology.

In order to solve the problems, the technical scheme adopted by the invention is as follows: a kitchen waste pyrolysis separation treatment device comprises a water supply device, a pyrolysis generation device, a feeding device and a separation device, and is characterized in that the water supply device is sequentially connected with the pyrolysis generation device and the feeding device, the feeding device is connected with the separation device through the pyrolysis generation device, and one side of the pyrolysis generation device is connected with a smoke exhaust device; the pyrolysis generation device comprises a furnace body and a burner, wherein the furnace body is connected with the burner through a combustion chamber in the furnace body, and a steam spiral pipe is sleeved on the periphery of the combustion chamber; the water supply device comprises a waste heat water tank and a high-pressure pump, wherein the waste heat water tank is sequentially connected with the high-pressure pump and the steam spiral pipe through pipelines.

Preferably, the outlet of the waste heat water tank is connected with the inlet pipeline of the high-pressure pump, and the outlet of the high-pressure pump is connected with the inlet pipeline of the atomizer.

Preferably, the combustor comprises a first combustor and a second combustor, the combustion chamber is of a circular tubular structure, and the combustion chamber comprises a first combustion chamber and a second combustion chamber; the steam spiral pipe comprises a steam generating pipe and a steam pyrolysis pipe, the steam generating pipe is sleeved on the periphery of the first combustion chamber, and the steam pyrolysis pipe is sleeved on the periphery of the second combustion chamber; one end of the first combustion chamber is connected with the first combustor, one end of the second combustion chamber is connected with the second combustor, and the other end of the first combustion chamber and the other end of the second combustion chamber are both connected with the smoke exhaust device.

Preferably, the smoke exhaust device is a smoke pipeline, the smoke pipeline comprises a first smoke pipeline and a second smoke pipeline, and the first smoke pipeline penetrates through the waste heat water tank and is connected with the second smoke pipeline; the first flue gas pipeline comprises a first-stage flue gas pipeline and a second-stage flue gas pipeline, the input end of the first-stage flue gas pipeline is connected with the output end of the first combustion chamber, and the input end of the second-stage flue gas pipeline is connected with the output end of the second combustion chamber.

Preferably, the atomizer is sleeved inside the input end of the steam generating pipe.

Preferably, the feeding device comprises a feeding tank, a conveying assembly and a gas distributing cylinder, the feeding tank and the gas distributing cylinder are both connected with the conveying assembly, and the conveying assembly is connected with one side of the furnace body.

Preferably, the conveying assembly comprises a screw conveyor and a collecting pipe which are connected in sequence, the feeding tank is provided with a feeding inlet and a feeding outlet, the feeding outlet is connected with the screw conveyor, the input end of the steam distributing cylinder is connected with the output end of the steam generating pipe, the output end of the steam distributing cylinder is connected with the collecting pipe through a pipeline, and one end of the collecting pipe is connected with the input end of the steam pyrolysis pipe.

Preferably, the separation device is a separation tower, the input end of the separation tower is connected with the output end of the steam pyrolysis pipe, and the separation tower is provided with a bottom output end, a middle output end and a top output end.

Compared with the prior art, the invention provides a kitchen garbage pyrolysis separation treatment device, which has the following beneficial effects:

1. the device is sleeved on the periphery of the combustion chamber through the spiral steam generating pipe and the steam pyrolysis pipe, so that reactants can be uniformly heated on one hand, the temperature inside the furnace body can be constant on the other hand, the structural design of the double combustion chambers avoids the condition that the temperature difference occurs in heat conducting media in the combustion chambers during continuous work, the whole reaction process is stable, kitchen garbage is fully reacted, the pyrolysis efficiency of the furnace body is greatly improved, and the loss of heat energy is reduced;

2. the high-temperature superheated steam and organic matters in the kitchen waste are subjected to pyrolysis reaction in a high-temperature closed space, the organic matters are decomposed to be harmless and can be collected and recycled, and inorganic salts in the kitchen waste are precipitated and water is evaporated to achieve the effects of sterilization and disinfection under the action of high temperature. The collected solid and liquid (concentrated solution) can be used as raw materials or additives for preparing feed and fertilizer, the gas can be used as fuel gas, and the whole system finally recycles the kitchen garbage to achieve the effects of fertilizer treatment, feed treatment and energy treatment;

3. the device integrates steam production and kitchen waste treatment, and steam boiler equipment does not need to be put into, so that complex procedures and equipment are avoided, and the whole treatment process is rapid and efficient.

Drawings

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

FIG. 2 is a schematic view of the structure of the water supply apparatus of the present invention;

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

FIG. 4 is a schematic view of a portion of the present invention;

FIG. 5 is a schematic diagram of a portion of the present invention.

Wherein: 1. the system comprises a water supply device, 11, a waste heat water tank, 12, a high-pressure pump, 13, an atomizer, 2, a pyrolysis generation device, 21, a furnace body, 22, a combustor, 221, a first combustor, 222, a second combustor, 23, a combustion chamber, 231, a first combustion chamber, 232, a second combustion chamber, 24, a steam spiral pipe, 241, a steam generation pipe, 242, a steam pyrolysis pipe, 3, a feeding device, 31, a feeding tank, 32, a conveying assembly, 321, a spiral conveyor, 322, a collecting pipe, 33, a gas separating cylinder, 4, a separation device, 41, a bottom layer output end, 42, a middle layer output end, 43, a top layer output end, 5, a smoke exhaust device, 51, a first smoke pipeline, 511, a first smoke pipeline, 512, a second smoke pipeline, 52 and a second smoke pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, the invention provides a kitchen waste pyrolysis separation treatment device, which comprises a water supply device 1, a pyrolysis generation device 2, a feeding device 3 and a separation device 4, and is characterized in that the water supply device 1 is sequentially connected with the pyrolysis generation device 2 and the feeding device 3, the feeding device 3 is connected with the separation device 4 through the pyrolysis generation device 2, and one side of the pyrolysis generation device 2 is connected with a smoke exhaust device 5; the pyrolysis generation device 2 comprises a furnace body 21 and a burner 22, wherein the furnace body 21 is connected with the burner 22 through a combustion chamber 23 in the furnace body 21, and a steam spiral pipe 24 is sleeved on the periphery of the combustion chamber 23; the water supply device 1 comprises a waste heat water tank 11 and a high-pressure pump 12, wherein the waste heat water tank 11 is sequentially connected with the high-pressure pump 12 and a steam spiral pipe 24 through pipelines.

The combustion chamber 23 is internally provided with a heat conducting medium, the heat conducting medium is preferably fused salt, the fused salt is used for storing energy and supplying heat for the combustion chamber 23, a constant-temperature heat source is provided in the reaction process, the stability of thermal reaction is ensured, and the loss of heat energy is reduced.

The steam spiral pipe 24 is sleeved on the periphery of the combustion chamber 23, so that the substances in the steam spiral pipe 24 can be fully pyrolyzed.

Preferably, the outlet of the waste heat water tank 11 is connected with the inlet pipeline of the high-pressure pump 12, and the outlet of the high-pressure pump 12 is connected with the inlet pipeline of the atomizer 13.

The high-pressure pump 12 is used for storing water discharged from the waste heat water tank, conveying the water to the atomizer, atomizing the water by the atomizer 13, and discharging the atomized water to the steam spiral pipe 24 in the furnace body 21.

Preferably, the combustion engine 22 comprises a first combustion engine 221 and a second combustion engine 222, the combustion chamber 23 is of a circular tubular structure, and the combustion chamber 23 comprises a first combustion chamber 231 and a second combustion chamber 232; the steam spiral pipe 24 comprises a steam generating pipe 241 and a steam pyrolysis pipe 242, the steam generating pipe 241 is sleeved on the periphery of the first combustion chamber 231, and the steam pyrolysis pipe 242 is sleeved on the periphery of the second combustion chamber 232; one end of the first combustion chamber 231 is connected with the first burner 221, one end of the second combustion chamber 232 is connected with the second burner 222, and the other end of the first combustion chamber 231 and the other end of the second combustion chamber 232 are both connected with the smoke exhaust device 5.

Preferably, the smoke exhaust device 5 is a smoke pipeline, the smoke pipeline comprises a first smoke pipeline 51 and a second smoke pipeline 52, and the first smoke pipeline 51 penetrates through the waste heat water tank 11 and is connected with the second smoke pipeline 52; the first flue gas pipeline 51 comprises a first-stage flue gas pipeline 511 and a second-stage flue gas pipeline 512, wherein the input end of the first-stage flue gas pipeline 511 is connected with the output end of the first combustion chamber 231, and the input end of the second-stage flue gas pipeline 512 is connected with the output end of the second combustion chamber 232.

The first flue gas pipeline 51 penetrates through the waste heat water tank 11 to be connected with the second flue gas pipeline 52, and waste heat in the flue gas pipeline is utilized to heat water in the waste heat water tank 11, so that the purpose of saving energy is achieved.

Preferably, the atomizer 13 is sleeved inside the input end of the steam generating pipe 241.

Preferably, the feeding device 3 comprises a feeding tank 31, a conveying assembly 32 and a gas distribution cylinder 33, wherein the feeding tank 31 and the gas distribution cylinder 33 are both connected with the conveying assembly 32, and the conveying assembly 32 is connected with one side of the furnace body 21.

Preferably, the conveying assembly 32 includes an auger 321 and a header 322 connected in sequence, the feeding tank 31 is provided with a feeding inlet and a feeding outlet, the feeding outlet is connected with the auger 321, the input end of the gas cylinder 33 is connected with the output end of the steam generating pipe 241, the output end of the gas cylinder 33 is connected with the header 322 via a pipe, and one end of the header 322 is connected with the input end of the steam pyrolysis pipe 242.

Preferably, the separation device 4 is a separation tower, an input end of the separation tower is connected with an output end of the steam pyrolysis pipe 242, and the separation tower is provided with a bottom output end 41, a middle output end 42 and a top output end 43.

After the organic matter is subjected to sufficient reaction and pyrolysis in the furnace body 21, the obtained organic product is discharged into a separation tower to be layered and divided into solid, liquid and gaseous organic products, wherein the bottom output end 41 is used for outputting the solid organic product, the middle output end 42 is used for outputting the liquid organic product, and the top output end 43 is used for outputting the gaseous organic product.

As a specific embodiment of the present invention:

the heat conducting medium in the combustion chamber 23 is heated to the working temperature (450 ℃ -550 ℃) by the first combustion machine 221 and the second combustion machine 222, the waste heat water tank 11 is used for providing a water source for generating steam and is conveyed to the steam generating pipe 241 by the high-pressure pump 12, wherein before being conveyed to the steam generating pipe 241, the water is atomized by the atomizer 13, and the atomized water is subjected to flash evaporation in the steam generating pipe 241 to become high-temperature (400-. The kitchen waste is poured into the feeding tank 31 from an inlet of the feeding tank 31, then enters the screw conveyor 321, is conveyed into the collecting pipe 322 by the screw conveyor 321, simultaneously, the high-temperature superheated steam in the branch cylinder 33 is also conveyed into the collecting pipe 322, at the moment, the kitchen waste is combined with the high-temperature superheated steam, then enters the steam pyrolysis pipe 242 together for pyrolysis reaction, organic matters are decomposed at high temperature, water is evaporated at the moment, inorganic salts are precipitated, and sterilization is carried out at the same time, and under the full reaction in the whole steam pyrolysis pipe 242, the organic matters of the kitchen waste are completely decomposed and then enter the separation tower; the decomposed garbage is separated in a solid state, a liquid state and a gas state in a separation tower, wherein solid organic matter reaction products and inorganic salt sink and are collected at a bottom output end 41 of the tower, partial gas organic matter reaction products are condensed by the separation tower to form liquid concentrated solution which is collected at a middle layer output end 42 of the tower, water vapor can be returned to a supply system for use after being condensed, and the rest gas organic matter reaction products are collected at a top layer output end 43.

The reactant after the organic matter pyrolysis can be used as a raw material or an additive of fertilizer and feed, part of gas can be used as fuel gas, and water resources are recycled.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.