Three-waste incineration boiler

Abstract

The utility model discloses a three-waste incineration boiler, and relates to the technical field of incineration boilers. The incineration boiler further comprises a heat insulation hearth arranged on the incineration boiler body, two ash falling hoppers are arranged in the heat insulation hearth, the two ash falling hoppers are combined to form a W-shaped ash falling structure, and the W-shaped ash falling structure is arranged on the lower portion of a settling section in the heat insulation hearth. A reasonable incinerator combustion system and a rear water cooling system structure are arranged according to the combustion characteristics of waste water, waste gas, waste activated carbon, corncobs and the like, full combustion of three wastes and matched combustion fuel is met, the dust content entering a rear boiler is reduced, and the boiler system operates safely and normally; the three-waste incineration boiler serves as key equipment in the industrial waste harmless treatment process, industrial waste is incinerated to generate steam and generate power, energy is saved, and recycling and harmless treatment of the industrial waste is truly achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to incineration boiler technical field especially relates to a three waste incineration boiler. BACKGROUND

[0002] Some industrial waste water, waste gas, waste activated carbon etc. need harmless incineration treatment, can be mixed and burned with high temperature flue gas produced by bituminous coal, corn core etc. to produce steam, and the steam can be used for power generation. The waste water, waste gas, waste activated carbon incineration is easy to burn insufficiently and is not easy to burn stably, the produced flue gas contains high dust and is corrosive, and the rear boiler water cooling system is easy to be damaged. SUMMARY

[0003] In order to realize the above object, the utility model provides the following technical scheme: a three waste incineration boiler, including incineration boiler body, wherein, still including setting up in the heat preservation hearth of incineration boiler body, the inside of heat preservation hearth is provided with two ash bucket, and two ash bucket combination into W type ash structure, and W type ash structure sets up in the lower part of settling section inside heat preservation hearth.

[0004] Preferably, the top end of the heat preservation hearth is provided with a biogas burner.

[0005] Preferably, the water cooling system is connected with the heat preservation hearth, and each heating surface of the water cooling system is provided with a shock wave soot blower.

[0006] Preferably, the incineration boiler body is provided with an air preheater through a flue gas passage, and the air preheater is arranged at the rear end of the water cooling system.

[0007] Preferably, the waste water pipeline is communicated with the heat preservation hearth through the front wall of the incineration boiler body, and the waste water enters the inside of the heat preservation hearth through the waste water pipeline.

[0008] Preferably, the lower end of the incineration boiler body is provided with a secondary air system, and the secondary air system is communicated with the heat preservation hearth, and the waste gas enters the inside of the heat preservation hearth through the secondary air system.

[0009] Preferably, the incineration boiler body comprises a spreader, a chain grate and a heat preservation hearth.

[0010] Preferably, the spreader is arranged at the middle lower part of the front end of the incineration boiler body, the upper part of the spreader is communicated with a feeding port arranged on the incineration boiler body, and the lower part of the spreader is matched with the chain grate arranged at the lower end of the incineration boiler body.

[0011] Preferably, the bottom end of the chain grate is provided with an air chamber.

[0012] Preferably, the bottom of the chain grate is provided with a slag extractor.

[0013] Beneficial effects: compared with the prior art, the three waste incineration boiler of the utility model, the reasonable incineration furnace combustion system and the rear water cooling system structure are set according to the combustion characteristics of waste water, waste gas, waste activated carbon and corn cob, the full combustion of three wastes and the mixed burning fuel is met, the dust content entering the rear boiler is reduced, the boiler system is safely and normally operated, the ash falling structure in the W-shaped structure is arranged in the two ash hoppers in the heat preservation furnace, the structure is arranged in the lower part of the settling section in the heat preservation furnace, the ash falling structure is helpful to the better settlement and collection of the ash generated in the combustion process, reduces the interference of the ash residue in the furnace on the combustion, thereby to a certain extent, the full and stable combustion of the three wastes is promoted, and the combustion efficiency is improved, the biogas burner is arranged at the top end of the heat preservation furnace, the biogas combustion can generate additional heat, provides more sufficient heat source for the substances such as waste water, waste gas and waste activated carbon which are not easy to stably burn, helps to ensure that the three wastes can be continuously and stably burned, and further improves the combustion effect, the water cooling system is connected with the heat preservation furnace, and each heated surface of the water cooling system is provided with a shock wave soot blower. The shock wave soot blower can regularly perform the ash removal operation on the heated surface of the water cooling system, timely removes the dust attached to the heated surface, prevents the dust from being accumulated to affect the heat transfer efficiency of the heated surface. At the same time, the long-time contact of the dust with the heated surface can also reduce the corrosion risk of the heated surface caused by the high dust content of the flue gas, effectively protects the rear boiler water cooling system, and prolongs the service life; the boiler system structure is safe and reliable, the combustion is stable and sufficient, the boiler water cooling system can realize effective ash removal, and the service life is long, the three waste incineration boiler as the key equipment in the harmless treatment process of industrial waste, burns the industrial waste to generate steam and generate electricity, saves energy, and truly realizes the resourceization and harmless treatment of the industrial waste. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure schematic view of the three waste incineration boiler of the utility model.

[0015] In the drawings: 1-chain grate, 2-waste water pipeline, 3-secondary air system, 4-biogas burner, 5-heat preservation furnace, 6-cool water system, 7-air preheater, 8-economizer, 9-air chamber, 10-W-shaped ash falling structure. DETAILED DESCRIPTION

[0016] The technical scheme of the patent will be further described in detail in combination with the specific implementation manner.

[0017] EMBODIMENT

[0018] Please refer to the description and drawings, the utility model discloses a kind of three waste incineration boilers in the embodiment, comprising incineration boiler body, it is characterized in that, still including setting in the heat insulation hearth 5 of incineration boiler body, the inside of the heat insulation hearth 5 is provided with two ash hoppers, and two ash hoppers are combined into W type ash structure 10, and the W type ash structure 10 is set in the lower portion of settling section inside heat insulation hearth 5.

[0019] Further, the top end of the heat insulation hearth 5 is provided with a biogas burner 4. The biogas combustion can generate additional heat, providing more sufficient heat source for substances such as wastewater, waste gas and waste activated carbon that are not easy to burn stably, which helps to ensure that these three wastes can be continuously and stably burned, further improving the burning effect.

[0020] Further, the water cooling system 6 is connected with the heat insulation hearth 5, and each heating surface of the water cooling system 6 is provided with a shock wave soot blower. The water cooling system is connected with the heat insulation hearth, and each heating surface of the water cooling system is provided with a shock wave soot blower. The shock wave soot blower can regularly clean the heating surface of the water cooling system, timely remove the dust attached to the heating surface, prevent the dust from accumulating to affect the heat transfer efficiency of the heating surface. At the same time, reducing the long-time contact between the dust and the heating surface can also reduce the corrosion risk of the heating surface caused by high dust content in flue gas, effectively protecting the rear boiler water cooling system and prolonging its service life.

[0021] Further, the incineration boiler body is connected with the air preheater 7 through the flue gas passage, the air preheater 7 is arranged at the rear end of the water cooling system 6, and the air preheater can further recover and utilize the heat of flue gas from the water cooling system, improving the thermal efficiency of the whole system. At the same time, reasonable flue gas passage and air preheater layout make the flue gas more smooth when passing through each processing link, which is conducive to the stable operation of the whole incineration and subsequent processing process.

[0022] Further, the wastewater pipeline is connected with the heat insulation hearth 5 through the front wall of the incineration boiler body, and the wastewater enters the inside of the heat insulation hearth 5 through the wastewater pipeline 2. The wastewater pipeline is connected with the heat insulation hearth through the front wall of the incineration boiler body, so that the wastewater can enter the inside of the heat insulation hearth for incineration treatment more conveniently. This feeding mode ensures that the wastewater can enter the hearth, and also facilitates cooperation with other combustion links to ensure that the wastewater is effectively incinerated in the hearth.

[0023] Further, the lower end of the incineration boiler body is provided with a secondary air system 3, which is in communication with the adiabatic furnace 5, and the exhaust gas enters the adiabatic furnace 5 through the secondary air system 3. The lower end of the incineration boiler body is provided with a secondary air system, and the exhaust gas enters the adiabatic furnace through the secondary air system. By introducing the exhaust gas through the secondary air system, the exhaust gas can be better mixed with other combustion materials in the furnace, promoting the complete combustion of the exhaust gas and improving the exhaust gas treatment effect.

[0024] Further, the incineration boiler body includes a spreader, a chain grate 1 and an adiabatic furnace 5.

[0025] The spreader is arranged in the middle and lower part of the front end of the incineration boiler body, and the upper part of the spreader is in communication with the feeding port arranged on the incineration boiler body, and the lower part of the spreader is matched with the chain grate 1 arranged at the lower end of the incineration boiler body.

[0026] Further, the bottom end of the chain grate 1 is provided with an air chamber 9.

[0027] Further, the bottom of the chain grate is provided with a slagging machine.

[0028] The three-waste incineration boiler adopts a beam type chain grate structure and a scientific air distribution structure. The blast air enters the air chamber through the foundation and the air adjusting door, eliminating the throttling interference at the inlet, and at the same time, cooling the high-temperature part of the chain grate. The adiabatic furnace of the three-waste incineration boiler has sufficient height and sufficient long horizontal settling section, and the lower part of the settling section is in W-shaped dust falling structure. Through the scientific air distribution structure of the grate and the circumferential exhaust gas secondary air system of the furnace, the upper part of the furnace is matched with the gas burning, which can make the combustible materials in the waste water, waste gas and waste activated carbon fully and stably burn, and the dust after burning can have sufficient time and space to settle in the adiabatic furnace, effectively improving the operation condition of the rear boiler water cooling system. Each heating surface of the water cooling system is provided with a shock wave soot blower, which reduces the risk of dust blocking, abrasion and corrosion of the boiler water cooling system.

[0029] In summary, the combustion characteristics of waste water, waste gas, waste activated carbon, and corn cob are set reasonably, and the structure of the combustion system and the rear water cooling system of the incinerator is set, so as to meet the full combustion of the three wastes and the mixed fuel, reduce the dust content entering the rear boiler, and make the boiler system run safely and normally; the two ash hoppers in W-shaped ash falling structure are arranged in the bottom of the settling section in the adiabatic furnace chamber, the structure is arranged in the bottom of the settling section in the adiabatic furnace chamber, the ash falling structure is helpful to better settlement and collection of the ash generated in the combustion process, reduces the interference of the residual ash in the furnace on the combustion, and is beneficial to promoting the full and stable combustion of the three wastes to a certain extent, and improves the combustion efficiency; the biogas burner is arranged at the top end of the adiabatic furnace chamber, the biogas combustion can generate additional heat, provides more sufficient heat source for the substances such as waste water, waste gas, and waste activated carbon which are not easy to stably burn, and is helpful to ensure that the three wastes can be continuously and stably burned, and further improves the combustion effect; the water cooling system is connected with the adiabatic furnace chamber, and each heating surface of the water cooling system is provided with a shock wave soot blower. The shock wave soot blower can regularly perform the ash removal operation on the heating surface of the water cooling system, timely removes the dust attached to the heating surface, prevents the dust from being accumulated to affect the heat transfer efficiency of the heating surface. At the same time, the long-time contact of the dust with the heating surface can also reduce the corrosion risk of the heating surface caused by high dust content in the flue gas, effectively protects the rear boiler water cooling system, and prolongs the service life; the boiler system structure is safe and reliable, the combustion is stable and sufficient, the boiler water cooling system can realize effective ash removal, and has a long service life, and the three waste incinerator is used as a key equipment in the harmless treatment process of industrial waste, and the industrial waste is incinerated.

[0030] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for those skilled in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which should be regarded as the protection range of the utility model, and these will not affect the effect and practicality of the utility model.

[0031] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. In the description of the present application, it should be understood that the terms "center", "vertical", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0032] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. A three-waste incineration boiler comprising an incineration boiler body, characterized by, It also includes an adiabatic furnace (5) arranged in the incineration boiler body, the inside of the adiabatic furnace (5) is provided with two ash hoppers, and the two ash hoppers are combined into a W-shaped ash falling structure (10), and the W-shaped ash falling structure (10) is arranged at the lower part of the settling section inside the adiabatic furnace (5).

2. A three-waste incineration boiler according to claim 1, characterized in that: The top end of the adiabatic furnace (5) is provided with a biogas burner (4).

3. A three-waste incineration boiler according to claim 1, characterized in that: The adiabatic furnace (5) is connected with a water cooling system (6), and each heating surface of the water cooling system (6) is provided with a shock wave soot blower.

4. A three-waste incineration boiler according to claim 1, characterized in that: The incineration boiler body is provided with an air preheater (7) through a flue gas passage, and the air preheater (7) is arranged at the rear end of the water cooling system (6).

5. A three-waste incineration boiler according to claim 1, characterized in that: The wastewater pipeline (2) is communicated with the adiabatic furnace (5) through the front wall of the incineration boiler body, and the wastewater enters the inside of the adiabatic furnace (5) through the wastewater pipeline (2).

6. A three-waste incineration boiler according to claim 1, characterized in that: The lower end of the incineration boiler body is provided with a secondary air system (3), and the secondary air system (3) is arranged in communication with the adiabatic furnace (5), and the exhaust gas enters the inside of the adiabatic furnace (5) through the secondary air system (3).

7. A three-waste incineration boiler according to claim 1, characterized in that: The incineration boiler body comprises a material distributor, a chain grate (1) and an adiabatic furnace (5). The material distributor is arranged at the middle lower part of the front end of the incineration boiler body, and the upper part of the material distributor is communicated with a feeding port arranged on the incineration boiler body, and the lower part of the material distributor is matched with the chain grate (1) arranged at the lower end of the incineration boiler body.

8. A three-waste incineration boiler according to claim 7, characterized in that: The bottom end of the chain grate (1) is provided with an air chamber (9).

9. A three-waste incineration boiler according to claim 7, characterized in that: The bottom of the chain grate (1) is provided with a slag extractor.

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