KR20060110116A - A method and apparatus for incineration of waste barreled in drum - Google Patents

Abstract

An apparatus and a method for incinerating waste accommodated in a drum are provided to secure the safety and health of a worker by safely and effectively burning the waste contained in the drum lid of which is opened. An apparatus for incinerating waste accommodated in a drum includes an incineration furnace(100) for incinerating the waste and a drum feeding unit for feeding the drum in which the waste burned in the incineration furnace is contained. The incineration furnace includes a waste introduction hopper(102), a first combustion chamber(104), a second combustion chamber(114), and a partition wall(112). A passage through which the combustion heat generated in the first combustion chamber can be introduced into the second combustion chamber is formed in the partition wall.

Description

A method and apparatus for incineration of waste barreled in drum

1 is a block diagram showing the structure of an incinerator according to the prior art.

2 is a process chart showing the process sequence of the incineration apparatus according to the embodiment of the present invention.

Figure 3 is a block diagram showing the structure of an incinerator according to an embodiment of the present invention.

4A and 4B are diagrams illustrating a process in which a drum is input to a second combustion chamber of an incinerator.

5 is a plan view showing the structure of the drum feeder.

6A and 6B are side views showing the structure of the drum feeder.

Figures 7a, 7b and 7c is a block diagram showing a process in which the drum is introduced into the incinerator by the drum transfer device.

* Brief description of the main parts of the drawing *

100: incinerator 102: solid waste input hopper

104: primary combustion chamber 106: cascading grate

108: burner 110: incineration ash outlet

112: bulkhead 114: secondary combustion chamber

116: first entrance door 118: second entrance door

120: drum receiving portion 122: rotary chain grate

124: motor 126: air line

128: drum outlet 130: drum passing tunnel

200: drum feeder 202: main frame

204: horizontal pillar for supporting the drum 206: body driving roller

208: auxiliary roller 210: roller moving rail

212: control panel 214: height adjustment cylinder

216: pressure generator for the cylinder 218: drive motor

220: drum clip device 222: fire door for safety

224: gas leakage prevention packing 226: glass window

300: drum

The present invention relates to an apparatus and a method for incineration of waste packaged in a drum using waste heat, and more particularly, to supply heat generated in a primary combustion chamber in an incinerator to a secondary combustion chamber, and a waste made of liquid or medicine. The present invention relates to an apparatus and a method for incineration of waste contained in a drum by using waste heat to inject waste into a drum without a lid and inject the waste into a primary or secondary combustion chamber.

Various wastes discharged from homes, offices, and industries are disposed of in two ways: landfilling and incineration. Incineration method, which requires a large landfill and requires long-term management, reduces the volume of waste significantly. It is spreading a lot.

1 is a configuration diagram showing the structure of an incineration apparatus according to the prior art, and the incineration apparatus of the prior art will be described with reference to FIG.

As shown, a waste inlet (2) is installed in the upper one side of the incinerator body 1 from the outside, the waste injected through the waste inlet (2) is ignited by the combustion means after It generates heat and burns itself.

The lower side of the incinerator body 1 is provided with a stocker device 3 for sequentially moving the waste combusted by self-heating.

The stocker device 3 is alternately arranged so that a plurality of staircases are stepped downward and gradually move waste combusted from above downward.

In the case of the prior art, the waste contained in the drum is introduced into the treatment plant, and the container and the contents are separated, the contents are stored in a storage pit, and the like are sprayed into the incinerator by a special pump or mixed with a solid waste in a predetermined amount through pretreatment and mixing. Is put into.

However, due to the odor of volatile organic compounds generated during the first treatment such as crushing and compression during the separation of waste and containers, the contents are collected on the container after the first treatment such as air pollution, poor working environment, crushing and compression. There was a concern about environmental pollution during transportation, and there was a problem that caused secondary pollution due to waste water generated by container washing during recycling process.

In addition, there is a problem that the combustion chamber damage and heat generation amount during the incineration by crushing is low, causing a problem in the operation of the incineration facility due to lower combustion efficiency.

The present invention is designed to solve the above problems, by using the heat of combustion generated during the combustion of solid waste to burn the waste contained in the drum, by using the waste heat that can reduce the heat loss and maximize the combustion efficiency An object of the present invention is to provide an apparatus and a method for incineration of waste contained in the wastewater.

In addition, the present invention can burn the waste contained in the drum, it can be burned while moving with the drum without separating from the drum, the device for incineration of the waste contained in the drum to prevent secondary environmental pollution and simplify the incineration process And a method thereof.

In another aspect, the present invention picks up the drum containing the waste and put it on the rotary grate rotary grate, the device for incineration of the waste contained in the drum by using the waste heat to burn the waste inside the drum while the drum is moved by the rotary grate And a method thereof.

According to a feature of the present invention for achieving the object as described above, the present invention includes a waste incinerator, incinerator for incineration waste, and a drum conveying apparatus for transporting a drum containing the waste burned in the incinerator It is composed.

The incinerator includes a solid waste input hopper for injecting solid waste into the incinerator, a primary combustion chamber for combusting solid waste introduced into the incinerator, and combustion heat generated by combustion of the solid waste in the primary combustion chamber. It is supplied, and comprises a primary or secondary combustion chamber for burning the waste contained in the drum by the combustion heat, and partitions for separating between the primary combustion chamber and the secondary combustion chamber, the upper portion of the partition wall in the primary combustion chamber A passage through which the generated combustion heat is introduced into the secondary combustion chamber is formed.

The primary combustion chamber is provided with a burner for burning the solid waste, a stepped grate for moving the solid waste downward, and an incineration ash discharge port for discharging the solid waste of the solid waste to the outside of the incinerator.

In the secondary combustion chamber, a double input door into which a drum containing waste is input from the outside, a rotary chain grating for moving the drum by a constant speed, and a lower portion of one end of the rotary chain grating, It comprises a drum outlet for receiving the drum transported by the rotary chain grate.

The rotary chain-type rotary grating is a conveyor belt type moving means that moves horizontally by a motor.

The drum conveying apparatus includes a main body frame, a control panel located at one side of the main body frame to control an operation state of the drum conveying apparatus, at least one drum tongs apparatus for catching a drum containing the waste, and the drum. A drum support horizontal pillar to which the tongs device is attached, a height adjustment cylinder for adjusting the height of the drum support horizontal pillar, at least one roller attached to the lower portion of the main frame, and limiting the movement of the roller It comprises a roller moving rail.

The drum transporting device rotates the roller to move the position of the drum transporting device, operates the drum tongs device to pick up the drum, and operates the height adjusting cylinder to operate the drum tongs to the upper surface of the drum. It further comprises a drive motor for adjusting the height to be positioned.

According to another feature of the invention, the process of supplying the heat from 1000 ℃ to 1200 ℃ caused by the combustion of the solid waste in the primary combustion chamber in the incinerator to the secondary combustion chamber through the passage of the partition wall, the solid or liquid waste without a lid It is installed in the drum and adjacent to the secondary combustion chamber bordering the secondary inlet, one end of the rotary chain-type rotary grating for guiding the drum to the secondary combustion chamber is extended, and the drum is inserted through the primary inlet. A process of opening the primary inlet of the drum accommodating part to be guided into the inside, introducing the drum to the drum accommodating part through the primary inlet by using a transfer device, and rotating rotary grating on the drum receiving part. Aligning the drum, closing the primary inlet when the primary inlet is closed; closing the secondary inlet when the drum passes through the secondary inlet; And burning the waste inside the drum while slowly moving the rotary chain rotating grate to the secondary combustion chamber, and discharging the waste drum to the outside through the drum outlet.

In the process of using the conveying device, the drum conveying device is moved to the position of the drum containing the waste by driving a motor to hold the drum by the drum tong device, and the height adjustment cylinder to operate the height of the horizontal pillar for supporting the drum And adjusting and moving the drum feeder holding the drum to the drum receiving portion along a roller moving rail.

Hereinafter, with reference to the accompanying drawings an embodiment of an apparatus for incineration of waste contained in the drum according to the present invention having the configuration as described above will be described in detail.

2 is a process chart showing the process sequence of the incineration apparatus according to the embodiment of the present invention.

As shown in Figure 2, the solid waste is put into the primary combustion chamber inside the incinerator through the waste input device to be burned. The exhaust gas is supplied to the pollution prevention facility through a heat exchanger and treated. The waste contained in the drum is burned in the primary or secondary combustion chamber, and the waste is burned using the heat of combustion and self-heating in the primary combustion chamber.

Figure 3 is a block diagram showing the structure of the incinerator 100 according to an embodiment of the present invention, Figure 4 is a block diagram showing an enlarged secondary combustion chamber 114 of the incinerator 100.

The solid waste input hopper 102 is formed in the incinerator 100 to inject the solid waste into the incinerator 100.

Solid waste input hopper 102 is connected to the primary combustion chamber 104, the staircase grate 106, the burner 108, the incinerator discharge outlet 110 is formed inside the primary combustion chamber (104).

The staircase grate 106 serves to gradually send the solid waste down in an obliquely downward state by a certain angle, and the burner 108 transfers heat to the solid waste at the beginning of combustion to allow combustion to occur. Incinerator ash outlet 110 to collect the remaining ash after incineration has been delivered from above to be disposed of.

Since the grate must move the material to be incinerated in the incinerator 100 at a high temperature, a material that does not easily oxidize without being deformed even at high temperature heat should be used, and is usually made of a plurality of steel plates cast from heat resistant steel.

The construction of the staircase grate 106, the burner 108, the incineration ash outlet 110, etc. are used in a conventional incinerator, and are not essential parts of the present invention, and thus detailed description thereof will be omitted.

In the incinerator 100 of the present invention, a secondary combustion chamber 114 exists, and a partition 112 is formed in the middle of the primary combustion chamber 104 and the secondary combustion chamber 114.

The partition wall 112 is to improve the combustion conditions in the combustion chamber and to increase the residence time of the combustion gas in the combustion chamber, and the heat of combustion generated in the primary combustion chamber 104 is introduced into the secondary combustion chamber 114 above the partition wall 112. A passage is provided. That is, combustion heat of 1000 ° C. to 1200 ° C. generated by the combustion of the solid waste in the primary combustion chamber 104 is introduced into the secondary combustion chamber 114 through the passage of the partition wall 112, and in the secondary combustion chamber 114, The waste is incinerated by using combustion heat and self-heating of the waste contained in the drum.

On the other hand, one side wall of the secondary combustion chamber 114 is provided with a device that can be inserted into the drum containing the waste. The drum is introduced into the incinerator 100 through the outermost primary entrance door 116, and aligned in the drum accommodating part 120, and then into the secondary combustion chamber 114 through the secondary entrance door 118. Will enter. The drum containing the waste is introduced into the primary entrance door 116 by the drum transfer device 200, which will be described later.

The primary entrance door 116 and the secondary entrance door 118 is preferably made of a refractory insulating material so that the high temperature heat generated inside the incinerator 100 does not leak to the outside, and monitors the movement of the drum inside. A window may be formed.

When the primary input door 116 is opened, the drum transporting device 200 pushes the drum into the drum accommodating part 120, and when the input of the drum is finished, the primary input door 116 is automatically closed. When the primary input door 116 is completely closed, the inner secondary input door 118 is opened to enter the drum into the secondary combustion chamber 114.

Inside the secondary combustion chamber 114, a rotary chain grating 122 is provided. Rotary chain grate 122 refers to the grate supporting the drum is connected in the form of a conveyor belt to move the drum into the secondary combustion chamber (114). To this end, a motor 124 is provided at one side of the rotary chain-type rotary grating 122, and at one end is provided with a support for placing a drum. As described above, the rotary chain rotary grating 122 should also use a good material such as heat resistance, fire resistance.

The motor 124 used in the rotary chain grating 122 can adjust the RPM to adjust the moving speed of the rotary chain grating 122 according to the amount or type of waste contained in the drum.

A plurality of air lines 126 are disposed at the lower portion of the rotary chain grating 122, and the air lines 126 supply external oxygen or air into the secondary combustion chamber 114 to smoothly burn waste. Make it happen.

The drum containing the waste is heated by the combustion heat of 1000 ° C. to 1200 ° C. from the primary combustion chamber 104 while slowly moving on the rotary chain-type rotary grate 122 as shown in FIGS. 4A and 4B. Wastes are thermally decomposed by radiant heat or self-heating.

On the other hand, the lower end of the other end of the rotary chain grate 122 is formed with a drum discharge port 128 that can accommodate the empty drum is completed combustion of waste. The drum outlet 128 is preferably formed with a water tank for cooling the drum and blocking external air, and the incineration ash remaining in the drum is also washed by water.

Figure 5 is a plan view showing the structure of the drum transfer device 200, Figures 6a and 6b is a side view showing the structure of the drum transfer device, Figures 7a, 7b and 7c in the incinerator by the drum transfer device. The input process is shown.

5 to 6B, the drum transfer apparatus 200 will be described. The drum support horizontal pillar 204 is fixed to the main frame 202 of the drum transfer apparatus 200 in parallel with the ground.

In addition, two pairs of main body driving rollers 206 may be attached to the lower part of the main body frame 202, and a safety auxiliary roller 208 may be additionally provided below the main body driving roller 206. The main body driving roller 206 and the auxiliary roller 208 are configured to reciprocate on the roller moving rail 210.

The front portion of the body frame 202 is provided with a control panel 212 that can adjust the operation and speed of the drum transfer device 200. The control panel 212 is preferably provided with a control button (not shown) including a power switch, it is also possible to be provided with a microprocessor and memory to repeatedly perform a certain operation automatically.

The drum support horizontal column 204 is coupled to the body frame 202 by one or more height adjustment cylinders 214. As shown in Figure 6a and 6b, the height of the drum supporting horizontal column 204 is adjusted by the height adjustment cylinder 214, it is possible to easily transport the drum even if the height of the drum is changed.

In other words, the front and rear distance adjustment is made by the driving motor 218 and the roller to hold the drum, and the height adjustment is made by the height adjustment cylinder 214.

One side of the main body frame 202 is provided with a drive motor 218, the drive motor 218 supplies power so that various rollers and cylinders can operate.

On the other hand, one side end of the drum support horizontal column 204 is provided with a drum tongs device 220, the drum tongs device 220 to firmly secure the drum containing the waste to be transported into the incinerator 100 inside do. In addition, the drum clip device 220 is preferably configured to be able to change the position in the horizontal column 204 for supporting the drum.

A safety fire door 222 is formed in the middle of the body frame 202 and the drum support horizontal pillar 204 to protect the worker from injury due to the heat flowing out of the incinerator 100. In addition, the safety fire door 222 is provided with a gas leakage preventing packing 224 to block the inside and outside of the incinerator 100 so that no harmful gas reaches the worker with heat.

The glass window 226 formed on the safety fire door 222 allows the inside of the incinerator 100 to be easily observed from the outside.

In order to inject the drum containing the waste into the incinerator 100 while the solid waste is combusted in the primary combustion chamber 104 of the incinerator 100, the drum transfer device 200 moves to a position where the drum is located to catch the drum. As shown in FIG. 7A, the drum transport apparatus 200 that catches the drum advances along the roller moving rail 210 and passes through the drum passing tunnel 130.

As shown in FIG. 7B, when the drum support horizontal column 204 approaches, the primary entrance door 116 of the incinerator 100 is opened, and the drum support horizontal column 204 is the primary entrance door 116. Pass the drum on the rotary chain grate 122 installed in the incinerator 100 after passing through. As shown in FIG. 7C, when the drum feeder 200 retreats backward by the rotation of the driving motor 218, the drum supporting horizontal column 204 comes out of the incinerator 100, and the primary entrance door ( 116 is closed and the secondary entry door 118 is opened.

As shown in FIG. 4B, the rotary chain rotary grating 122 moves while the secondary entrance door 118 opens and the motor 124 rotates. When the drum passes through the secondary entrance door 118, the secondary entrance door 118 can be closed to prevent heat loss and prevent a safety accident.

The drum placed on the rotary chain rotary grate 122 is without a lid and is placed at a high temperature of 1000 ° C. to 1200 ° C., so that all waste contained therein is pyrolyzed and incinerated.

The drum in which all the waste is incinerated is returned to the outside through the drum outlet 128, as shown in FIG.

Although the embodiments of the present invention have been described above, the rights of the present invention are not limited to these embodiments, and the rights of the skilled person in the art can be easily modified.

According to the present invention, it is possible to safely and effectively burn waste contained in a waste drum with a lid open in an automated incineration system without a separate separation operation, thereby promoting safety and health as well as economical treatment effects for workers. There is an effect that can prevent civil complaints.

In addition, according to the present invention there is an effect that can fundamentally solve the occurrence of secondary pollution due to waste water in reusing the container containing the waste.

In addition, according to the present invention, since the high temperature heat generated by the incineration of solid waste in the primary combustion chamber can be used once again in the secondary combustion chamber, the thermal efficiency can be increased and the fuel cost can be reduced by using wasted heat. have.

Claims (9)

Waste incinerator, An incinerator for burning wastes; And a drum conveying apparatus for conveying a drum containing the waste combusted by the incinerator. The method of claim 1, The incinerator A solid waste input hopper for injecting solid waste into the incinerator; A primary combustion chamber for burning solid waste introduced into the incinerator; A secondary combustion chamber supplied with combustion heat generated by combustion of the solid waste in the primary combustion chamber, and combusting waste contained in a drum by the combustion heat and self-heating; And a partition wall separating the primary combustion chamber and the secondary combustion chamber. The partition wall is a device for incineration of waste contained in the drum, characterized in that the passage is formed for the combustion heat generated in the primary combustion chamber to be introduced into the secondary combustion chamber. The method of claim 2, The primary combustion chamber A burner for burning the solid waste; A stepped grate for moving the solid waste downward; And an incineration ash outlet for discharging the incineration ash of the solid waste to the outside of the incinerator. The method of claim 2, The secondary or primary combustion chamber One or more input doors through which drums containing wastes can be input from the outside; A rotary chain rotary grate for moving the drum at a constant speed; And a drum outlet disposed at one lower end of the rotary chain rotary grating to receive the drum transported by the rotary chain rotary grate. The method of claim 4, wherein The rotary chain rotary grate An apparatus for incineration of waste contained in a drum, characterized in that the movement means of the conveyor belt type to move horizontally by the motor. The method of claim 1, The drum transfer device A main frame; A control panel positioned on one side of the main body frame to control an operation state of the drum transfer apparatus; At least one drum clip device for holding a drum containing the waste; A drum support horizontal column to which the drum tongs device is attached; A height adjusting cylinder for adjusting the height of the drum supporting horizontal column; At least one roller attached to a lower portion of the main body frame; And a roller moving rail for limiting the movement of the roller. The method of claim 6, The drum transfer device Rotate the roller to move the position of the drum feeder, operate the drum tongs to pick up the drum, and operate the height adjusting cylinder to raise the height so that the drum tongs can be located on the top of the drum. An apparatus for incinerating waste contained in a drum further comprising a drive motor for adjusting. Supplying heat from 1000 ° C. to 1200 ° C. resulting from the combustion of solid waste in the primary combustion chamber in the incinerator through the passage of the partition wall to the secondary combustion chamber; Placing solid or liquid waste in a drum without a lid; It is installed adjacent to the secondary combustion chamber around the secondary inlet, one end of the rotary chain-type rotary grate for guiding the drum to the secondary combustion chamber is extended, and the drum accommodates the drum through the primary inlet. Opening the primary inlet of a part; Introducing the drum to the drum receiving portion through a primary inlet by using a transfer device; Arranging the drum on the rotary chain grating of the drum receiving portion; Opening the secondary inlet when the primary inlet is closed; Closing the secondary inlet when the drum passes through the secondary inlet; Burning the waste inside the drum while slowly moving the rotary chain revolving grate to the secondary combustion chamber; Waste is pyrolyzed to discharge the empty drum to the outside through the drum outlet; incineration of the waste contained in the drum comprising a. The method of claim 8, In the process of using the conveying device, Driving the motor to move the drum transfer device to a position of the drum containing waste to hold the drum by a drum tong device; Adjusting the height of the horizontal column for supporting the drum by operating the height adjusting cylinder; And a drum conveying apparatus holding the drum to move to the drum accommodating portion along a roller moving rail.

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