KR100861800B1 - Trash burner - Google Patents

Abstract

An apparatus for burning solid waste materials is provided to facilitate processing of waste materials by burning solid waste materials and exhaust gas through primary and secondary combustion. A supply unit supplies solid waste materials. A thermal decomposition furnace(4) decompose the solid waste materials by combusting the solid waste materials. A combustion furnace(6) collects exhaust gas from the thermal decomposition furnace and then combusts the exhaust gas again. A hot water boiler(8) allows heat exchange between high temperature exhaust gas generated from the combustion furnace and heating water supplied from an external supplementary water tank. A collection apparatus(14) filters low temperature exhaust gas, which passes through the hot water boiler, to remove fine dust. The thermal decomposition furnace includes a containing space(40), a cover(42), a blocking plate(44), an ignition port(45), an air blower(46), an outlet(43) and a burning residue box(5).

Description

Incinerator for solid waste {Trash burner}

1 is a view showing a configuration for an incineration apparatus of solid waste according to the present invention.

2 is a view showing a part of the configuration of the incinerator of the solid waste according to the present invention.

<Description of Symbols for Main Parts of Drawings>

2 input unit 4 pyrolysis furnace

5: incineration container 6: combustion furnace

8: hot water boiler 12: activated carbon input unit

13: compressed air tank 14: dust collector

44: blocking plate 82: heat exchange jacket

The present invention relates to an incineration apparatus for solid wastes, and more particularly, to an incineration apparatus for solid wastes, which is capable of treating solid wastes by incineration and recovering hot gas generated during incineration as a heating heat source.

Recently, due to the rapid development of the industry, various wastes are generated in general households as well as industrial sites.

As such, solid wastes (hereinafter referred to as 'solid waste'), such as waste paper, wood, and vinyl, generated at home or industrial sites are collected and separated, and some are recycled and others are landfilled or incinerated. have.

However, the prior art has to limit the generation of toxic gas at the time of incineration of solid waste, but there is a limit to the conventional dust collector.

In addition, the incineration process is expensive, and the exhaust gas having a high temperature heat generated during incineration is not recycled, and is discharged to the atmosphere, which wastes a lot of thermal energy and causes a problem of environmental pollution by the exhaust gas. .

The present invention has been made in order to solve the above problems of the prior art, the solid waste is treated by primary combustion at high temperature, the dust contained in the generated exhaust gas by secondary combustion, the generated high-temperature exhaust gas It is an object of the present invention to provide an incinerator for solid waste, which can reduce the pollution of exhaust gas and reuse energy as a heating heat source.

The object of the present invention,

An input unit for inputting solid waste; It is a cylinder having an accommodating space inside, a cover is opened and closed at the top, a blocking plate is formed at the bottom of the inside, an incineration box is installed at the bottom, and an ignition port and a blower are provided to burn and decompose the solid waste. Wow; A combustion furnace which recovers the exhaust gas from the pyrolysis furnace and heats it to a high temperature to reburn it; A hot water boiler configured to heat the hot exhaust gas generated from the combustion furnace and the heating water by heat exchange; It can be achieved by the incineration device of the solid waste, characterized in that it comprises a dust collector for filtering the low-temperature exhaust gas passing through the hot water boiler to remove fine dust.

The pyrolysis furnace is a cylinder having an accommodating space inside, a cover is opened and closed at the top, a blocking plate is formed at the bottom of the inner side, an incineration box is installed at the bottom, an ignition port and a blower are installed, exhaust gas at one side of the upper Characterized in that the outlet for discharging the formed.

A preheating device is further installed between the pyrolysis furnace and the combustion furnace, and the preheating device is composed of a preheat burner and a blower.

The hot water boiler has an inlet for communicating with the exhaust gas and an outlet for communicating with a heating water pipe, and a plurality of heat exchange bulkheads are installed therein, a water replenishment tank is installed on the outside, and an exhaust gas in which heat exchange is completed. Characterized in that the discharge port is formed to discharge.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a view showing the configuration of the solid waste incineration apparatus according to the present invention, Figure 2 is a view showing a partial configuration of the solid waste incineration apparatus according to the present invention.

1 and 2, the incineration device (A) of the solid waste according to the present invention, the input unit 2 for injecting the solid waste; A pyrolysis furnace (4) for burning and decomposing the solid waste; A combustion furnace (6) which recovers the exhaust gas of the pyrolysis furnace (4) and heats it to a high temperature to reburn it; A hot water boiler (8) for heat-exchanging and heating the high-temperature exhaust gas and the heating water generated in the combustion furnace (6); The dust collecting device 10 is configured to filter fine exhaust gas passing through the hot water boiler 8 to remove fine dust.

The input unit 2 is a device for injecting the solid waste into the pyrolysis furnace 4, it is preferable to use a crane having a clamping forceps 22.

The pyrolysis furnace 4 is formed with a receiving space 40 containing solid waste in a cylindrical cylinder, a cover 42 for opening and closing is installed at the top, and a blocking plate 44 for opening and closing is installed at the bottom. In one side, an ignition port 45 is formed adjacent to the blocking plate 44, and a blower 46 for supplying combustion air from the lower side is installed, and an outlet 43 for discharging exhaust gas on one side of the upper side. Is formed.

Here, the blocking plate 44, a plurality of separation walls 442 are formed on the upper surface to prevent the tangling by a predetermined amount to prevent tangling, one side is hinged to the bottom of the pyrolysis furnace 4, shown It can be discharged by incineration ash by opening and closing by the hydraulic cylinder that is not.

An incinerator box 5 is installed at a lower portion of the pyrolysis furnace 4, and a hood for recovering exhaust gas having residual heat to the combustion furnace 6 is disposed above the incinerator box 5. 100) and the heat recovery pipe 110 is installed.

As shown in Figure 2, the pyrolysis furnace (4) is preferably installed at least two or more, alternately operating, it is named for the first unit 4 and the second unit 4 'for convenience of description. Shall be.

The first unit 4 takes about 12 hours to pyrolyze the waste, and the second unit 4 'burns the residual heat through the hood 100 and the heat recovery pipe 110 while cooling the incineration ash remaining after the combustion of the waste. Recovery to the furnace (6).

While the pyrolysis furnace of the first unit 4 is operated for about 12 hours to burn the waste, the incineration box 5 is placed in the aftertreatment chamber in which the hood 100 is mounted while cooling the pyrolysis furnace of the second unit 4 '. The waste gas and heat remaining in the incinerator box 5 are recovered to the hood 100 and the heat recovery pipe 110 to be introduced into the combustion furnace 6.

Referring back to FIG. 1, the combustion furnace 6 recovers the exhaust gas generated in the pyrolysis furnace 4 and reheats it to a high temperature of about 1000 ° C. or more to reburn the fine dust and dust contained in the exhaust gas. In order to completely remove the combustion, the inlet 63 is formed on one side is provided with an inlet pipe 62 is connected to the outlet 43 of the pyrolysis furnace 4, the inside is circular, the exhaust gas on one side A discharge port 64 for discharging is formed, and a heating device 65 is installed below.

Accordingly, the exhaust gas introduced through the inlet 63 is reburned while rotating along the circular inner wall.

A preheater composed of a preheat burner 72 and a blower 74 is further installed between the pyrolysis furnace 4 and the combustion furnace 6.

The preheater shortens the heating time to 1000 ° C in the combustion furnace by preheating the exhaust gas heated in the pyrolysis furnace 4 to about 600 ° C or more.

The hot water boiler 8 is for heat-exchanging and heating the high temperature exhaust gas and heating water generated in the combustion furnace 6, the inlet 81 through which the exhaust gas flows, the heating water pipe 86 and A heat exchange jacket 82 having a plurality of heat exchange bulkheads 824 installed therein is formed therein, and a water replenishment tank 83 is installed on the outside thereof, and an exhaust port 84 for discharging exhaust gas after heat exchange is completed. Is formed.

The dust collecting device 10 is to remove the fine dust by filtering the low-temperature exhaust gas passing through the hot water boiler 8, the exhaust pipe 11 connected to the hot water boiler 8 and connected to the exhaust pipe 11 It is composed of a dust collector (14), an activated carbon input unit (12) and a compressed air tank (13) installed between the exhaust pipe (11) and the dust collector (14).

When compressed air is injected from the compressed air tank 13 and activated carbon is introduced into the exhaust pipe 11, activated carbon is adsorbed to the filter in the dust collector 14, thereby increasing the removal efficiency of the pollutant contained in the exhaust gas.

The rear side of the dust collector 14 is provided with a stack 19 for discharging the exhaust gas collected to the outside.

Hereinafter, the operation of the present invention will be described.

After the solid waste is filled into the pyrolysis furnace 4 using the input unit 2, when the appropriate amount of solid waste is filled, the lid 42 is closed to seal it.

Thereafter, the solid waste is combusted by ignition of the ignition port 45 to generate exhaust gas.

At this time, the damper of the blower 46 is finely adjusted to generate pyrolyzed exhaust gas, which maintains the amount of air in an oxygen depleted state.

The generated high-temperature exhaust gas moves to the combustion furnace 6 through the outlet 43 and the induction pipe 62, and when the blocking plate 44 is opened, the incineration ash is collected into the incineration ash box 5 at the bottom.

The exhaust gas is preheated by about 600 ° C. or more by the preheater while being moved to the combustion furnace 6, and the air and the exhaust gas are mixed by the wind pressure of the blower 74 to form a clear flame.

That is, the combustion condition is satisfied by supplying 30% of air from the blower 46 of the pyrolysis furnace 4 and supplying 70% of air from the blower 74 of the preheater.

The exhaust gas introduced into the inlet of the combustion furnace 6 through the induction pipe 62 is rotated along the inner wall surface, and is heated to about 1000 ° C. or more by operating the heating device 65 of the combustion furnace 6. It burns and removes fine dust and dust contained in exhaust gas.

Thereafter, the exhaust gas discharged through the outlet 64 of the combustion furnace 6 is introduced into the hot water boiler 8 and then passes through the heat exchange jacket 82 to lose heat energy by exchanging heat with the water for heating. Water is used for heating purposes.

Thereafter, the low temperature exhaust gas is filtered while passing through the dust collector 10 and then discharged to the outside through the stack ().

On the other hand, while the pyrolysis furnace 4 of the first unit is operated to take 12 hours to burn the waste, while removing the incineration box (5) while cooling the pyrolysis furnace 4 'of the second unit, the hood 100 ) Is transferred to the aftertreatment chamber, and the residual exhaust gas and heat of the incineration ashing box 5 are recovered and introduced into the combustion furnace 6.

Similarly, while the pyrolysis furnace 4 of the second unit is operated, the pyrolysis furnace 4 of the first unit is subjected to cooling and separation of the incineration ash and recovery of residual exhaust gas and heat.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it will be readily apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit and scope of the invention, all such modifications and modifications being attached It is obvious that the claims belong to the claims.

As described above, according to the present invention, the solid waste and the exhaust gas can be incinerated by the first and second combustion, thereby facilitating the treatment of the waste, and saving energy by reusing heat generated during the incineration for heating. There is an effect that can be planned.

Claims (8)

delete An input unit for inputting solid waste; A pyrolysis furnace for burning and decomposing the solid waste; A combustion furnace for recovering the exhaust gas from the pyrolysis furnace and then reburning it; A hot water boiler for heat-exchanging hot exhaust gas generated in the combustion furnace and heating water supplied from an external water refill tank; In the incineration device of the solid waste consisting of a dust collector for filtering the low-temperature exhaust gas passing through the hot water boiler to remove fine dust, The pyrolysis furnace, An accommodating space for solid waste is formed in the cylindrical cylinder, and a cover for opening and closing is installed at the upper portion, a blocking plate for opening and closing is installed at the lower portion, an ignition port and a blower are installed at one side, and an exhaust gas is discharged at one upper portion. The inlet is formed, the incinerator of the solid waste, characterized in that the incineration box is installed in the lower portion. The method of claim 2, The blocking plate has a plurality of separation walls are formed on the upper surface, one side is hinged to the lower end of the pyrolysis furnace, incinerator of the solid waste, characterized in that the opening and closing by a hydraulic cylinder. The method of claim 2, A plurality of pyrolysis furnaces are installed, and between the pyrolysis furnaces, a hood and a heat recovery tube for recovering the exhaust gas having residual heat generated in the incineration box to the combustion furnace are further installed. . The method of claim 2, The combustion furnace, One side is formed with an inlet for installing an induction pipe connected to the outlet of the pyrolysis furnace, the inside is circular, an outlet for discharging the exhaust gas is formed on the upper side, the solid waste, characterized in that the heating device is installed Incinerator. The method of claim 2, A preheater is further installed between the pyrolysis furnace and the combustion furnace. The preheating device is an incineration device for solid waste, characterized in that it comprises a preheat burner and a blower. The method of claim 2, The hot water boiler, An inlet through which exhaust gas flows in, a heat exchange jacket having a plurality of heat exchange partitions formed therein, and an exhaust port for exhausting the exhaust gas after heat exchange is formed therein. Incinerator. The method of claim 2, The dust collecting device is an incinerator for solid waste, characterized in that it comprises an exhaust pipe connected to the hot water boiler, a dust collector connected to the exhaust pipe, an activated carbon input unit and a compressed air tank installed between the exhaust pipe and the dust collector.

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