KR100284651B1 - High Temperature Pyrolysis Automatic Incinerator - Google Patents

Abstract

Non-degradable polymer wastes such as liquid or solid wastes such as PVC and PVC are continuously pyrolyzed in an atmosphere of high temperature and anoxic state to stably treat wastes and to recycle high-temperature waste heat as energy. will be.

According to a preferred embodiment, a waste hopper; A disk type vacuum gate for continuously discharging a predetermined amount of waste from the hopper; The disk-type vacuum gate is installed at its inlet and outlet sides, and a vacuum pump is installed to prevent the inflow of air during the inflow of the waste to maintain the interior in a vacuum atmosphere, and a liquid waste inlet at the waste inlet side. Is formed, the vacuum mixer is equipped with a transfer screw formed to mix the waste at the same time when transporting the waste; The disk-type vacuum gate is installed at its inlet and outlet side, and the screw is variablely mounted to decompose the waste in an atmosphere of high temperature and anoxic state and to continuously transfer the waste. Pyrolysis chamber; A rotary damper installed at an inlet and an outlet of the pyrolysis chamber and preventing heat and deformation of the disk of the disc type vacuum gate by blocking discharge of high and high temperature exhaust gas inside the pyrolysis chamber; Provided is a high temperature pyrolysis type automatic incineration apparatus, comprising a combustion chamber configured to completely exhaust the exhaust gas discharged from the pyrolysis chamber to a high temperature by a burner whose temperature is proportionally controlled in a predetermined step and then discharge it into the atmosphere.

As a result, non-degradable polymer waste such as liquid or solid wastes such as PVC and PVC are thermally decomposed continuously in a high temperature and anoxic atmosphere to stably treat the wastes, and thus harmful substances such as smoke, dust, and dioxin are harmful to the human body. Significantly reduces emissions to prevent environmental pollution. Recycling the high-temperature waste heat generated during waste disposal for heating of factories, etc. to recycle the waste, greatly reduce the installation cost and reduce the installation cost, and vacuum and high-temperature and oxygen-free conditions for mixing and transporting waste in a vacuum state. The automatic control of the operation of the pyrolysis chamber to pyrolyze in the atmosphere of the operation to reduce labor costs, prevent the operation of the device has the advantage to reduce the maintenance and repair costs.

Description

High Temperature Pyrolysis Automatic Incinerator

The present invention relates to a high temperature pyrolysis type automatic incineration apparatus, and more particularly, wastes by continuously pyrolyzing hardly decomposable polymer wastes such as liquid or solid general and industrial wastes, PVC and the like in a high temperature and anoxic atmosphere. It is a high temperature pyrolysis type automatic incineration apparatus which can stably process and recycle high temperature waste heat as energy.

In general, due to industrial development and diversification of food culture, emissions of industrial waste including food waste are greatly increased, but they are faced with limitations in burning and burning them with a predetermined incinerator. Most of the waste is to be buried in Nanjido. As a result, soil and groundwater are seriously contaminated due to leachate generated from food waste and industrial waste.

In addition, in the case of incineration of wastes using the fluid bed incineration method, rotary kilon and stalker type cauterization method, and dry distillation (semi-dry) incineration method, the increase of driving parts for transporting, drying and burning wastes etc. Due to the problem of securing a large installation space, the waste is classified by type and then incinerated to increase the maintenance cost due to the increase in the unit process, and the risk of explosion due to the difference in the ignition point when burning the mixed waste You have a problem.

Accordingly, an object of the present invention is to continuously pyrolyze hard-decomposable polymer wastes such as liquid and solid wastes, industrial wastes, PVC, and the like under high temperature and oxygen-free conditions, thereby stably treating wastes such as soot, dust, dioxins, and the like. It is to provide a high-temperature pyrolysis-type automatic incineration device that can significantly reduce the emission of harmful substances to the human body to prevent environmental pollution.

Another object of the present invention is to recycle the high-temperature waste heat generated during the waste treatment for the heating of factories and the like to recycle waste, and to reduce the installation cost by significantly reducing the installation cost of the high-temperature pyrolysis type automatic incinerator. To provide.

It is still another object of the present invention to reduce labor costs by automatically controlling the operation of a vacuum mixing and transporting waste in a vacuum state and a pyrolysis chamber for pyrolyzing in an atmosphere of high temperature and anoxic state, thereby reducing labor costs and preventing malfunction of the apparatus. It is to provide a high temperature pyrolysis automatic incinerator which can prevent and reduce maintenance and repair costs.

1 is an overall configuration of a high temperature pyrolysis type automatic incineration apparatus according to an embodiment of the present invention,

2 is a block diagram of a vacuum mixer of a high temperature pyrolysis type automatic incineration apparatus according to an embodiment of the present invention;

3 is a cross-sectional view of a vacuum mixer of a high temperature pyrolysis type automatic incineration apparatus according to an embodiment of the present invention;

4 is a cross-sectional view of a combustion chamber in which a burner of a high temperature pyrolysis type automatic incineration apparatus according to an embodiment of the present invention is mounted;

5 is a cross-sectional view of a streamlined pyrolysis chamber of a high temperature pyrolysis type automatic incineration apparatus according to an embodiment of the present invention.

* Explanation of symbols used in the main part of the drawing

One; Hopper 2; Primary disk type vacuum gate

3; Conveyor 4; Secondary Disc Type Vacuum Gate

5; Vacuum pump 6; Vacuum mixer

7; Liquid waste inlet 8; Feed screw

9,16; Disc type vacuum gate 10; Pyrolysis chamber

11; Variable feed screw 12, 13; Rotary Damper

14; Combustion chamber 15,20; burner

17; Axis of rotation 18; Mixing Blade

19; Feed Blade

The object of the present invention described above is a hopper into which waste is injected; A disk type vacuum gate for continuously discharging a predetermined amount of waste from the hopper; The disk-type vacuum gate is installed at its inlet and outlet sides, and a vacuum pump is installed to prevent the inflow of air during the inflow of the waste to maintain the interior in a vacuum atmosphere, and a liquid waste inlet at the waste inlet side. Is formed, the vacuum mixer is equipped with a transfer screw formed to mix the waste at the same time when transporting the waste; The disk-type vacuum gate is installed at its inlet and outlet side, and the screw is variablely mounted to decompose the waste in an atmosphere of high temperature and anoxic state and to continuously transfer the waste. Pyrolysis chamber; A rotary damper installed at an inlet and an outlet of the pyrolysis chamber and preventing heat and deformation of the disk of the disc type vacuum gate by blocking discharge of high and high temperature exhaust gas inside the pyrolysis chamber; It is achieved by providing a high temperature pyrolysis type automatic incineration device, characterized in that it comprises a combustion chamber for completely exhausting the exhaust gas discharged from the pyrolysis chamber to a high temperature by a burner whose temperature is proportionally controlled in a predetermined step and then released into the atmosphere. do.

According to a preferred embodiment, the conveying screw mounted inside the vacuum mixer is a mixing blade formed in a direction perpendicular to the rotating shaft to scatter and mix the waste when driving the rotating shaft, and the waste to convey the waste when driving the rotating shaft The feed blades spirally formed on the rotating shaft are alternately repeatedly formed.

According to a preferred embodiment, the transfer screw of the pyrolysis device is driven in conjunction with the disk type vacuum gate to continuously transfer the waste, it is possible to prevent the corrosion and thermal deformation of the pyrolysis chamber due to high temperature. So that it is streamlined.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are intended to assist in understanding the technical contents of the present invention, and thus the technical scope of the present invention is not limited.

As shown in Fig. 1 and 5, the hopper (1) to which the waste is injected, and the primary disk type vacuum gate (2) is mounted so that a predetermined amount of waste can be continuously discharged from the hopper (1) The secondary disk type vacuum gate 4 is mounted on the discharge port side of the conveyor 3 for transporting the waste passed through the primary disk type vacuum gate 2, and passes through the secondary disk type vacuum gate 4. When the waste is introduced, a vacuum mixer 6 is formed to remove air by the vacuum pump 5 to maintain the interior in a vacuum atmosphere, but a liquid waste inlet 7 is formed at the waste inlet side of the vacuum mixer 6. In addition, the conveying screw 8 formed in a predetermined shape is mounted in the vacuum mixer 6 so as to mix waste at the same time as conveying.

Forming a pyrolysis chamber 10 for thermally decomposing wastes flowing through the disk-type vacuum gate 9 installed at the discharge port side of the vacuum mixer 6 in a high temperature and anoxic atmosphere between 500 and 900 ° C. In order to continuously transport the waste, the variable screw transfer screw 11 is horizontally mounted in the pyrolysis chamber 10, and at the time of temperature increase, operation, and stop work under the high temperature in the pyrolysis chamber 10, Rotary dampers 12 and 13 are provided at the inlet and outlet sides of the above-described pyrolysis chamber 10 to block the discharge of the high temperature exhaust gas and to prevent thermal deformation of the disc of the disc type vacuum gate 9. On the outlet side of the pyrolysis chamber 10, a disk-type vacuum gate 16 for discharging the residues completely pyrolyzed to the outside is mounted, and the exhaust gas discharged from the pyrolysis chamber 10 can be introduced. After complete combustion at a high temperature in the combustion chamber 14 which is proportional to the control by the predetermined temperature of the flame (1100 to 1300 ℃) the steps (step 1 to step 20) is equipped with a burner (15) for release into the atmosphere. At this time, the combustion chamber 14 is formed as a prefabricated to facilitate replacement and repair, the material is using a ceramic fiber to have durability even at high temperature (1400 ℃).

At this time, as shown in Figure 2, the conveying screw 8 mounted in the above-described vacuum mixer 6 in the direction perpendicular to the rotary shaft 17 to scatter and mix the waste when driving the rotary shaft 17. The mixing blade 18 to be formed and the feeding blade 19 spirally formed on the rotating shaft 17 so as to transfer waste when driving the rotating shaft 17 described above are alternately formed.

In addition, as shown in Figure 5, the transfer screw 11 of the above-described pyrolysis chamber 10 is mounted to drive in conjunction with the disk-type vacuum gate (9) to continuously transfer the waste, the transfer described above The material of the screw 11 is a stainless alloy is used to have abrasion resistance, corrosion resistance, is formed in a streamline to prevent the above-described thermal decomposition chamber 10 to prevent corrosion and thermal deformation due to high temperature.

Referring to the method of using the high temperature pyrolysis type automatic incineration apparatus according to the embodiment of the present invention configured as described above are as follows.

As shown in FIG. 1, when a non-degradable polymer waste such as general and industrial waste, PVC, or the like is introduced into the hopper 1 described above, a predetermined amount of waste is discharged by the aforementioned primary disk type vacuum gate 3. The waste discharged from the hopper 1 and passed through the primary disk type vacuum gate 3 is transferred by the conveyor 3 described above and passes through the secondary disk type vacuum gate 4 described above, and then It is introduced into a vacuum mixer 6.

At this time, when the waste is introduced into the above-described vacuum mixer 6, the air flowing along the waste is discharged to the outside by driving the vacuum pump 5 mounted on the vacuum mixer 6, the inside of the vacuum mixer 6 Maintain a vacuum. On the other hand, the liquid waste is introduced through the liquid waste inlet (7) formed on one side of the vacuum mixer 6 is mixed with the waste transported from the hopper (1) described above.

That is, liquid and solid wastes are scattered and mixed by the mixing blades 18 formed at right angles to the rotation shaft 17 of the transfer screw 8 rotatably mounted in the above-described vacuum mixer 6. At the same time, waste is conveyed by a conveying blade 19 spirally formed on the rotary shaft 17 of the conveying screw 8. At this time, as the above-described mixing blade 18 and the conveying blade 19 are alternately repeatedly formed on the rotating shaft 17, the waste is smoothly mixed in the vacuum mixer 6 and smoothly conveyed. do.

Waste mixed and discharged from the above-described vacuum mixer 6 is introduced into the above-described pyrolysis chamber 10 through the disk-type vacuum gate 9. At this time, by the rotary damper 12 provided between the above-described disk type vacuum gate 9 and the pyrolysis chamber 10, the heat of the high temperature (500 ~ 900 ℃) and the exhaust gas of the high temperature in the pyrolysis chamber 10 By preventing the backflow, the disk surface of the disk type vacuum gate 9 described above can be prevented from being damaged.

Therefore, the waste introduced into the above-described pyrolysis chamber 10 is thermally decomposed under an atmosphere of high temperature and anoxic state, and then mounted inside the above-described pyrolysis chamber 10 to be interlocked with the above-described disk type vacuum gate 9. The waste is smoothly transported by the variable drive of the transport screw 10 mounted to increase the transport efficiency of the waste.

At this time, the residues pyrolyzed in the above-described pyrolysis chamber 10 which maintains an atmosphere of high temperature and anoxic state are discharged by the above-described disk type vacuum gate 16 and then recycled or buried in a designated place, and during waste pyrolysis The exhaust gas generated in the pyrolysis chamber 10 flows into the combustion chamber 14 described above along a predetermined passage.

Therefore, the exhaust gas introduced into the combustion chamber 14 described above is completely due to the heat of the high temperature (1100 to 1300 ° C.) by the burner 20 whose flame temperature is proportionally controlled for each predetermined step (steps 1 to 20). After combustion, it is released into the atmosphere. At this time, the high-temperature, pollution-free exhaust gas discharged into the atmosphere may be utilized as energy for operating a factory or the like through a predetermined heat exchanger, or the exhaust gas may be discharged to the atmosphere by passing through a predetermined cooling tower. .

As described above, non-degradable polymer wastes such as general and various industrial wastes, PCBs, etc. can be randomly collected and incinerated without classifying by physical properties. In addition, the waste generated from pyrolysis of waste can be recycled and used as energy.

As described above, in accordance with a preferred embodiment, liquid or solid wastes, dust, as a stable thermal treatment of the non-degradable polymer waste, such as general and industrial waste, PVC, etc. in a high temperature and anoxic atmosphere stably treated Dioxin and other harmful pollutants emissions are greatly reduced to prevent environmental pollution.

In addition, the high temperature waste heat generated during waste treatment is recycled for heating in factories, etc. to recycle the waste, greatly reduce the installation cost, and reduce the installation cost. The automatic control of the operation of the pyrolysis chamber to pyrolyze in an oxygen-free atmosphere reduces labor costs and prevents malfunction of the device, thereby reducing maintenance and repair costs.

Claims (3)

A hopper into which waste is introduced; A disk type vacuum gate for continuously discharging a predetermined amount of waste from the hopper; The disk-type vacuum gate is installed at its inlet and outlet sides, and a vacuum pump is installed to prevent the inflow of air during the inflow of the waste to maintain the interior in a vacuum atmosphere, and a liquid waste inlet at the waste inlet side. Is formed, the vacuum mixer is equipped with a transfer screw formed to mix the waste at the same time when transporting the waste; The disk-type vacuum gate is installed at its inlet and outlet sides, and the variable screw is horizontally mounted to decompose the waste in an atmosphere of high temperature and anoxic state and to continuously transport the waste. Pyrolysis chamber; And A rotary damper installed at an inlet and an outlet of the pyrolysis chamber and preventing heat and deformation of the disk of the disc type vacuum gate by blocking discharge of high and high temperature exhaust gas inside the pyrolysis chamber; High temperature pyrolysis type automatic incineration device, characterized in that it comprises a combustion chamber for completely exhausting the exhaust gas discharged from the pyrolysis chamber to a high temperature by a burner whose temperature is proportionally controlled in a predetermined step. According to claim 1, The conveying screw mounted inside the vacuum mixer; Mixing blades formed at right angles to the rotating shaft to scatter and mix the waste during driving of the rotating shaft, and alternately repeated forming of the feed blade spirally formed on the rotating shaft to transfer the waste when driving the rotating shaft. High temperature pyrolysis type automatic incinerator. According to claim 1, The transfer screw of the pyrolysis chamber is driven in conjunction with the disk-type vacuum gate to transfer the waste continuously, it is possible to prevent the pyrolysis chamber from corrosion and thermal deformation due to high temperature. High temperature pyrolysis type automatic incinerator, characterized in that formed in a streamlined form.