KR101207454B1 - device of molding using refuse derived fuel - Google Patents

Abstract

Solid fuel (RDF) manufacturing apparatus using the combustible waste of the present invention input device for injecting combustible waste; A crusher to crush the combustible waste introduced from the input device; A wind separator for separating the incombustibles contained in the combustible waste that are crushed using wind power; A magnetic separator having a magnet to sort metallic materials mixed with combustible waste; Transfer conveyor for transporting the combustible waste discharged through the magnetic separator; A temperature sensor configured to be external to the main body, a fixed blade composed of two pairs facing the side of the main body, a rotary blade composed of two upper and lower parts in the lower part of the main body high temperature heating process, and connected to the central axis of the rotary blade A mixer configured to discharge the combustible wastes transported by the transfer conveyor, pulverize, dry melt, and discharge the rotating blades; A dust collector for collecting dust from steam and gas discharged from the crusher and the mixer; Cleaning scrubber by spraying water vapor is removed dust through the dust collector to remove the odor and the remaining dust to the exhaust vent; It is composed of a storage tank for storing the molded combustible waste fuel, the present invention is made to solve the problems as described above, by constructing a mixer that performs the grinding, drying, melting function by the frictional heat of the rotary blade at the same time It simplifies the process and can supply the combustible waste raw materials which are crushed and dried continuously in a separate molding process, the production time of fuel is very short, and it uses friction heat without the high temperature heating process, Apparatus and method for manufacturing solid fuel using flammable waste which can remove dust and odor almost completely.

Solid fuel production apparatus using flammable waste and its manufacturing method.

Description

Apparatus for producing solid fuel using flammable waste and method for manufacturing the same

1 is a block diagram showing a schematic configuration of a solid fuel production apparatus using the combustible waste of the present invention,

2 is a block diagram showing a schematic configuration of the mixer of the present invention,

3 is a configuration diagram showing a schematic configuration of a molding machine of the present invention,

Figure 4 is a step of the solid fuel manufacturing method of the present invention,

5 is a step diagram of another embodiment of a solid fuel production method of the present invention.

<Explanation of symbols for the main parts of the drawings>

10: supply water 20: flammable waste

100: input body 200: shredder

210: rotary motor 220: screw

300: wind turbine 310: wind motor

400: magnetic separator 410: magnet

500: conveying conveyor 600: mixer

610: main body 620: injection cylinder

630: temperature sensor 640: fixed blade

650: rotor blade 660: motor

670: outlet 680: cold water tank

700: molding machine 710: forming tube

720: inlet 730: extrusion part

731: extrusion hole 740: transfer screw

750: shaft 760: rotating belt

770: motor 780: cutting means

800: dust collector 810: cleaning scrubber

811 exhaust port 900 reservoir

The present invention relates to a solid fuel manufacturing apparatus using a flammable waste and a method for manufacturing the same, and more particularly, by constituting a mixer for simultaneously performing a grinding, drying and melting function by the frictional heat of the rotary blade to simplify the process and separate It can supply the combustible waste raw material which is crushed and dried continuously to the molding process, and the fuel production time is very short, and it can remove the combustion gas, dust and odor generated in the solid fuel manufacturing process by using frictional heat without high temperature heating process. A solid fuel production apparatus using a combustible waste, and a solid fuel production apparatus using a combustible waste, and a method of manufacturing the same.

While the quality of life is greatly improved by continuous industrial development, many wastes are generated. Increasing interest in the environment and strengthening global environmental regulations have led to many difficulties in the treatment of domestic and industrial waste. The most common methods of disposal of waste are landfill or incineration. Incineration causes secondary environmental pollution, which is not a preferable treatment method. Therefore, many attempts have already been made to fuel these wastes and some have been commercialized.

RDF, which means fuel obtained from waste, is a solid fuel made by removing only non-combustible components such as water, metals, and glass from the waste through drying, crushing, and sorting, and processing only combustible components. Not only can it be used as an energy source for coal, but also the waste can be treated cleanly, so it is very suitable for the reality of Korea which has both a lack of energy resources and environmental problems. In addition, in accordance with the International Convention on Climate Change to Prevent Global Warming, each country is trying to recover all possible energy to reduce CO2 emissions. RDF technology can recover a small amount of waste energy and at the same time environmentally. It is very beneficial and is suitable for CO2 response. Environmental issues are the most serious threat that humanity has ever experienced, and there is widespread consensus around the world that the 21st century will be the 'century of the environment'. Korea also has a lot of difficulties in reducing greenhouse gas emissions and hazardous waste disposal due to environmental recommendations.In particular, waste disposal issues are not covered by NIMBY (Not In My Back Yard) and NIMTO (Not In My Term of Office). Interlocking has already become a serious social problem. Recently, in order to properly manage wastes, waste emission control and recycling are considered the top priority, and attention is being paid to various methods that can effectively use wastes as energy resources in terms of resource conservation and environmental conservation. .

Conventionally, for the production of RDF (Refuse Derived Fuel), it is generally treated by a sorting process, several grinding processes, a drying process, various neutralizer addition processes, and a final molding process.

However, the conventional solid fuel production using combustible waste is very complicated process such as repeated grinding, drying, molding and adding additives, and the production time of fuel is very short, and there are dust and odor during solid fuel manufacturing. There was a problem.

The present invention has been made in order to solve the problems as described above, by constituting the mixer to perform the pulverization, drying, melting function at the same time by the frictional heat of the rotary blade to simplify the process and continuously pulverized drying in a separate molding process It can supply the combustible waste raw material, the fuel production time is very short, and it uses the heat of friction without the high temperature heating process, and the solid using combustible waste which can almost completely remove the combustion gas, dust and odor generated in the process of manufacturing solid fuel. It is an object of the present invention to provide a fuel production apparatus and a method of manufacturing the same.

In order to achieve the above object, in the present invention, a device for injecting combustible waste; A crusher configured to crush the injected material by forming a twin-shear shear crushing blade driven by a rotating motor of the combustible waste introduced from the input device; A wind power separator configured to separate the non-combustible material contained in the combustible waste that is crushed by using wind power; A magnetic separator having a magnet to sort metallic materials mixed with combustible waste; Transfer conveyor for transporting the combustible waste discharged through the magnetic separator; A cylindrical body, an injection cylinder which can be opened and closed at an upper portion of the main body, a temperature sensor configured outside the main body, a fixed blade composed of two pairs facing the side of the main body, and the main body high temperature heating process Combustible waste conveyed by the conveying conveyor is composed of a rotary blade composed of two upper and lower parts, a motor connected to the central axis of the rotary blade to rotate the rotary blade, and a discharge port configured on the lower side of the main body. A mixer for drying, pulverizing drying and melt-forming and discharging; A dust collector for collecting dust from steam and gas discharged from the crusher and the mixer; Cleaning scrubber by spraying water vapor is removed dust through the dust collector to remove the odor and the remaining dust to the exhaust vent; It provides a storage tank for storing the shaped combustible waste fuel.

In addition, the solid fuel production method using the combustible waste of the present invention is an input step of injecting the combustible waste to crush the waste using hoist crane or tong crane; Shredding the flammable waste using a twin-shaft shredder to cut the flammable waste; A wind screening step of physically selecting non-combustible material contained in the combustible waste that has passed through the crushing step by wind; A magnet screening step of sorting the metal material mixed in the combustible waste selected through the wind screening step into a permanent magnet or an electromagnet; A conveying step of feeding and supplying a predetermined amount of the selected combustible waste by using a belt traveling conveyor; The combustible waste, which is crushed and sorted, is dried by using the frictional heat of the rotary blade, pulverized, heated up to the melting point of the combustible waste by its frictional heat, sprayed with cooling water, and then molded into a pellet form in a gel state to be discharged. step; Forming a combustible waste discharged in a pulverized and dried state immediately before reaching the melting point in the mixing step into a diameter of 15 to 35 mm and a length of 80 to 100 mm by compression; It provides a storage step for storing the combustible waste fuel (RDF) molded in the forming step.

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

1 is a block diagram showing a schematic configuration of a solid fuel production apparatus using the combustible waste of the present invention, Figure 2 is a block diagram showing a schematic configuration of the mixer of the present invention, Figure 3 is a molding machine of the present invention Figure 4 is a schematic diagram showing a schematic configuration of, Figure 4 is a step diagram of a solid fuel production method of the present invention.

Solid fuel production apparatus using the combustible waste of the present invention is an input device for injecting combustible waste (100); A crusher 200 configured to crush the injected material by configuring a biaxial shear crushing blade 220 driven by the rotating motor 210 to combustible waste introduced from the input device 100; Wind turbine 310 is configured to separate the incombustible material contained in the crushed combustible waste by using a wind turbine (300); A magnet sorter 400 having a magnet 410 to sort metal materials mixed with combustible waste; Transfer conveyor 500 for transporting the combustible waste discharged through the magnetic separator 400; A cylindrical main body 610 and an injection cylinder 620 that can be opened and closed on the upper part of the main body 610 are configured, and a temperature sensor 630 configured outside the main body 610 and the main body 610. Fixed blade 640 composed of two pairs facing the side portion of the main body 610, the upper and lower rotary blades 650 are configured at the bottom of the high-temperature heating process, and connected to the central axis of the rotary blade 650 And a motor 660 for rotating the rotary blade 650 and an outlet 670 configured at the lower end of the side surface of the main body 610 to dry the combustible waste transferred by the transfer conveyor 500. A mixer 600 for pulverizing, drying and melt molding and discharging; A dust collector 800 for collecting dust from steam, gas, etc. discharged from the shredder 200 and the mixer 600; A washing scrubber 810 that sprays water vapor from which dust is removed through the dust collector 800 to remove odors and remaining dust and discharges it to the exhaust port 811; Characterized in that consisting of; a storage tank for storing the shaped combustible waste fuel (900).

The input device 100 is a place for injecting flammable waste, and is a device for injecting and combusting the flammable waste using hoist crane or tong crane.

The shredder 200 is composed of a biaxial shearing blade 220 driven by the rotary motor 210 to crush the combustible waste injected from the input device (100). By the rotary motor 210, the blade biaxial shear crushing blade 220 is rotated facing each other, the combustible waste injected by the biaxial shear crushing blade 220 is crushed.

The wind turbine 300 has a wind motor 310 is configured to physically separate the non-combustible material contained in the crushed combustible waste using the wind. If the incombustibles are not separated, the machine may be broken in the post-treatment process such as mixing and molding after transfer.

The magnet selector 400 includes a magnet 410 to select a metal material mixed in the combustible waste. The magnet 410 uses a permanent magnet or an electromagnet. By using the magnet 410, the metal material mixed in the combustible waste is selected to prevent the failure of the machine in the post-treatment process such as mixing or molding after transporting the combustible waste.

The conveying conveyor 500 conveys the combustible waste discharged through the magnetic separator 400. It is formed in a belt running type to supply the combustible waste to the mixer 600.

The mixer 600 includes a cylindrical main body 610, an injection cylinder 620 that can be opened and closed at an upper portion of the main body 610, and a temperature sensor 630 configured outside the main body 610. The fixed blade 640 composed of two pairs facing the side portion of the main body 610, the rotary blade 650 is composed of two upper and lower parts at the bottom of the main body 610 high temperature heating process, and the rotary blade 650 It is connected to the central axis of the motor 660 for rotating the rotary blade 650, and the discharge port 670 is configured in the lower side of the main body 610, conveyed by the conveying conveyor 500 The combustible waste is dried, pulverized and melt molded and discharged.

The mixer 600 is introduced into the interior of the mixer 600, the crushed, sorted combustible waste is dried using the frictional heat of the rotary blade 650, pulverized by the rotary blade 650 and the fixed blade 640. Simultaneously, the temperature is raised to 160 °, which is the melting point temperature of the plastic, by the heat of the temperature sensor 630, and the cooling water is injected from the cold water tank 680 in a gel state to form a pellet (pellet) discharge do.

The temperature sensor 630 is installed on the outer wall of the main body 610.

As described above, the pulverization, drying, and melting functions are simultaneously performed by the frictional heat of the rotary blade 650 to simplify the process, and to supply the combustible waste raw material that is continuously pulverized and dried in a separate molding process.

The dust collector 800 collects dust from steam, gas, and the like discharged from the crusher 200 and the mixer 600. Dust is removed from dust, water vapor and gas generated during crushing or molding in the crusher 200 and the mixer 600.

The cleaning scrubber 810 sprays water vapor from which dust is removed through the dust collector 800 to remove odors and remaining dust and discharges the same to the exhaust port 811.

Firstly remove the harmful dust through the dust collector 800, and secondly to remove the dust generated from the dust, water vapor, gas, etc. generated during the crushing and molding by the cleaning scrubber 810, to remove the smell It serves to get rid of it.

The cleaning scrubber 810 removes dust and odor by spraying water like a scrubber.

The reservoir 900 stores the shaped combustible waste fuel.

In addition, the cylindrical forming tube 710, the upper portion of the forming tube 710, the inlet 720 for injecting the combustible waste discharged from the mixer 600, and the inside of the forming tube 710 Comprising one end of the shaft 750 is rotated by the motor 770 by the rotating belt 760 and the extruded portion in which the extrusion hole 731 is formed at the end of the conveying screw 740 730 and the molding machine 700 composed of the cutting means 780 is configured in the extrusion unit 730, characterized in that for molding the combustible waste pulverized in the mixer 600.

When the motor 770 rotates, the molding machine 700 rotates the shaft 750 by the rotating belt 760, and the feeding screw 740 rotates by the shaft 750. Combustible waste introduced into the 710 is compressed by the transfer screw 740 is transported to the extrusion unit 730, it is discharged to the extrusion hole 731 through the extrusion unit 730. The discharged flammable waste fuel is cut at regular intervals by the cutting means 780.

In the mixer 600, the temperature inside the main body 610 is raised to 120 ° and discharged in a dried state without being melted. The mixer 600 is transferred to the molding machine 700 to be molded and discharged from the molding machine 700.

Solid fuel production method using the flexible waste of the present invention is the input step of injecting the combustible waste in order to crush the waste using hoist crane or tong crane (S1); Shredding step of cutting the combustible waste by using the combustible waste twin-shaft shredder (S2); Wind sorting step (S3) for physically sorting the non-combustible material contained in the combustible waste passed through the crushing step (S2) by wind power; A magnet sorting step (S4) of sorting the metal material mixed in the combustible waste selected through the wind sorting step (S3) into a permanent magnet or an electromagnet; A conveying step (S5) of feeding and supplying a predetermined amount of the selected combustible waste by using a belt traveling conveyor; The combustible waste, which is crushed and sorted, is dried by using the frictional heat of the rotary blade, pulverized, heated up to the melting point of the combustible waste by its frictional heat, sprayed with cooling water, and then molded into a pellet form in a gel state to be discharged. Step S6; And a storage step (S8) of storing the combustible waste fuel (RDF) molded in the mixing step (S6).

In the input step S1, combustible waste is input to crush waste using hoist crane or tong crane.

The shredding step (S2) is to cut the combustible waste using the combustible waste using a two-axis shredder (200).

The wind power sorting step S3 physically sorts the non-combustible material contained in the combustible waste that has passed the shredding step S2 by wind power. If it is discharged in the pulverized state, it is the stage to sort out non-metallic or non-combustible materials that cause failure in the latter stage.

The magnet sorting step (S4) selects a metal material mixed in the combustible waste selected through the wind sorting step (S3) as a permanent magnet or an electromagnet. The magnet may be configured as a belt traveling sorter to eliminate the cause of failure in the post-processing step.

The transfer step S5 transfers and supplies a predetermined amount of the selected combustible waste using a belt traveling conveyor. The crushed and sorted combustible waste is supplied to a certain amount of the mixer, and a belt driven conveyor is constructed and transported.

In the mixing step (S6), the combustible wastes, which are crushed and sorted, are dried using frictional heat of the rotary blades, pulverized, and then pulverized and heated to 150 °, which is the melting point of the combustible wastes by their frictional heat, to spray cooling water. It is molded into a pellet in a gel state and discharged as a solid fuel (RDF).

The storage step (S8) stores the combustible waste fuel (RDF) molded in the molding step (S7).

In addition, the mixing step (S6) is crushed and sorted after drying the combustible waste transported in a predetermined amount by using the frictional heat of the rotary blades, pulverized and pulverized immediately before reaching the melting point of the flammable waste by its frictional heat. 15-diameter diameter of the combustible waste discharged in the pulverized and dried state just before reaching the melting point in the mixing step (S6) between the mixing step (S6) and the storage step (S8) between the compression step and the storage step (S8). Characterized in that it further comprises; forming step (S7) of 35mm, length 80 ~ 100mm.

As described above, in the mixing step (S6) is heated only to the melting point or less of the flammable waste, discharged in a pulverized and dried state, and molded again in the forming step (S7) to produce more precisely. The size of the solid fuel formed in the forming step (S7) is the size according to the quality and grade standards of the solid fuel product.

According to the solid fuel production apparatus using the combustible waste of the present invention and a method for manufacturing the same, by using a frictional heat of the rotary blade to configure a mixer that performs the pulverization, drying and melting at the same time to simplify the process and continuously in a separate molding process It can supply crushed and dried combustible waste raw materials, and it has very short production time of solid fuel, and it is very useful for almost completely eliminating combustion gas, dust and odor generated in solid fuel manufacturing process by using frictional heat without high temperature heating process. It works.

Claims (4)

Input device 100 for injecting flammable waste; The combustible waste introduced from the input device 100 is composed of a biaxial shear crushing blade 220 driven by the rotary motor 210 to crush the injected material, and the biaxial transfer crushing blade rotates facing each other to crush the combustible waste. A shredder 200 to be used; Wind turbine 310 is configured to separate the incombustible material contained in the crushed combustible waste by using a wind turbine (300); A magnet sorter 400 having a magnet 410 to sort metallic materials mixed with combustible waste; Transfer conveyor 500 for transporting the combustible waste discharged through the magnetic separator 400; A cylindrical main body 610 and an injection cylinder 620 that can be opened and closed on the upper part of the main body 610 are configured, and a temperature sensor 630 configured outside the main body 610 and the main body 610. Fixed blade 640 composed of two pairs facing the side portion of the main body 610, the upper and lower rotary blades 650 are configured at the bottom of the high-temperature heating process, and connected to the central axis of the rotary blade 650 And a motor 660 for rotating the rotary blade 650 and an outlet 670 configured at the lower end of the side surface of the main body 610 to dry the combustible waste transferred by the transfer conveyor 500. A mixer 600 which is pulverized and dried to be melted and discharged; A dust collector 800 for collecting dust from steam, gas, etc. discharged from the shredder 200 and the mixer 600; A washing scrubber 810 that sprays water vapor from which dust is removed through the dust collector 800 to remove odors and remaining dust and discharges it to the exhaust port 811; Composed of; a reservoir 900 for storing the shaped combustible waste fuel; Is formed in a cylindrical forming tube 710, the upper portion of the forming tube 710, the inlet 720 for injecting the combustible waste discharged from the mixer 600, and the inside of the forming tube 710 One end of the shaft 750 is rotated by the motor 770 by the rotating belt 760, and an extruded portion 730 in which an extrusion hole 731 is formed at the end of the conveying screw 740. ), And further comprising a molding machine 700 consisting of the cutting means 780 is configured in the extrusion unit 730, using the combustible waste, characterized in that for molding the combustible waste pulverized in the mixer 600 Solid fuel manufacturing device. Input step (S1) for inputting combustible waste in order to crush waste using hoist crane or tong crane; Shredding step of cutting the flammable waste by using the two-axis crusher combustible waste (S2); Wind sorting step (S3) for physically sorting the non-combustible material contained in the combustible waste passed through the crushing step (S2) by wind power; A magnet sorting step (S4) of sorting the metal material mixed in the combustible waste selected through the wind sorting step (S3) into a permanent magnet or an electromagnet; A conveying step (S5) of feeding and supplying a predetermined amount of the selected combustible waste by using a belt traveling conveyor; The combustible waste, which is crushed and sorted, is dried by using the frictional heat of the rotary blade, pulverized, heated up to the melting point of the combustible waste by its frictional heat, sprayed with cooling water, and then molded into a pellet form in a gel state to be discharged. Step S6; And a storage step (S8) of storing the combustible waste fuel (RDF) molded in the mixing step (S6). The mixing step (S6) is crushed and sorted after drying the combustible waste transported in a predetermined amount by using the frictional heat of the rotary blade, pulverized by the frictional heat of its own just before reaching the melting point of the combustible waste crushed. 15 mm to 35 mm in diameter by compression of the combustible waste discharged in a pulverized and dried state immediately before reaching the melting point in the mixing step S6 between the mixing step S6 and the storage step S8. Forming step (S7) of molding to a length of 80 ~ 100mm; Solid fuel production method using a combustible waste, characterized in that it further comprises. delete delete

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