KR101869333B1 - Purifier for pyrolysis - Google Patents

Abstract

The present invention relates to a pyrolyzing device formed to obtain a regenerated fuel by pyrolyzing waste, and specifically, to a purifier for a pyrolyzing device, which collects oil and foreign substances including dust by different specific gravity in exhaust gas discharged when the waste is pyrolyzed and discharges the exhaust gas of a clean state into the air. According to the present invention, the purifier for a pyrolyzing device collects oil from the exhaust gas discharged from the pyrolyzing device pyrolyzing the waste. The purifier for a pyrolyzing device includes: a sealed type purifier body divided into a water tank unit and an exhaust gas path unit by storing water inside; and multiple partitions for a transfer path, installed in a vertical direction on the upper side in the purifier body and having a transfer path for exhaust gas in a zigzag pattern in the exhaust gas path unit. The sealed type purifier body includes: a supply port supplying the exhaust gas and installed on one side; a discharge port discharging the exhaust gas installed on the other side which is the opposite side of the support port; an oil discharge port discharging the oil collected on one side; and a foreign substance discharge port discharging the foreign substances deposited on the lower surface. A lower end of the supply port supplying the exhaust gas and a lower end of the partition for a transfer path are located on the side lower than the water surface of the water tank unit so that the exhaust gas does not flow into the lower end of the partition for a transfer path.

Description

Purifier for pyrolysis < RTI ID = 0.0 >

The present invention relates to a pyrolyzer for pyrolyzing waste and obtaining a regenerated fuel. More specifically, the present invention relates to a pyrolyzer for recovering foreign matter and oil containing dust by a specific gravity difference in exhaust gas discharged during pyrolysis, To the atmospheric air.

As the society shows a full-scale industrialization, the waste due to mass production and mass consumption is rapidly increasing, and the environmental pollution problem accompanied with the waste treatment is serious, and therefore, there is a urgent need for an efficient waste disposal method.

In recent years, various methods of pyrolysis of waste in high temperature and vacuum environment have been introduced, and in the past, Various pyrolysis apparatuses and methods as well as documents have been proposed, developed and used, and the technology has been continuously developed in order to provide further improved technology (refer to Patent Document No. 10-0266852, (KR)) Patent Publication No. 10-0513932, (KR) Patent Registration No. 10-0748624).

Generally, an indirect heating type pyrolysis apparatus for pyrolysis of waste in a high temperature and a vacuum environment includes a pyrolyzer including a pyrolysis furnace for pyrolyzing waste disposed inside the furnace as a heating means at a high temperature and a vacuum state, And a purifier (oil collecting device) for collecting the oil in the exhaust gas among the discharged wastes.

Fig. 1 is a schematic view of a conventional pyrolysis apparatus, which includes a pyrolyzer 1 and a purifier 2 for separating oil in the exhaust gas discharged from the pyrolyzer 1.

The conventional purifier (2) comprises a water tank (2a) for purifying water in which water is stored for cooling, and an exhaust gas guide pipe (2b) provided in a zigzag form in the water tank for guiding the exhaust gas.

Foreign substances in the exhaust gas are accumulated in the exhaust gas guide pipe 2b as time elapses and the inside of the pipe is clogged. In order to solve such a clogging phenomenon, a 'U' -shaped connection port 2c for cleaning is installed in a bent section of the exhaust gas guide pipe 2b installed in a zigzag shape, and the inside of the pipe is periodically cleaned using the connection port 2c.

As described above, there are various problems when the connection port 2c provided on the exhaust gas guide pipe 2b is separated and cleaned.

First, there is a disadvantage that the efficiency is lowered due to the shutdown of the pyrolyzer due to the cleaning.

Secondly, odor is generated when the connection port 2c provided on the exhaust gas guide pipe 2b is separated, and work-related work avoidance and complaints are caused by the odor.

Third, the oil contained in the exhaust gas has a disadvantage that the recovery rate of the oil is lowered because it is mixed with the foreign matter loaded in the pipe.

In order to achieve the above object, the present applicant has provided a technique for an oil collecting apparatus and a pyrolysis system related to various purifiers using a water tank in which water is stored through patent documents (refer to JP-A-10-1202810, (KR) Patent Registration No. 10-1379225).

(KR) Patent Registration No. 10-0266852 (Registered on June 28, 2000) (KR) Patent Registration No. 10-0513932 (Registered Date: September 2, 2005) (KR) Patent Registration No. 10-0748624 (Registered Date: Aug. 2006) (KR) Patent Registration No. 10-1202810 (Registered on November 13, 2012) (KR) Patent Registration No. 10-1379225 (Registered on Apr. 23, 2014)

The present invention relates to a method for recovering oil contained in an exhaust gas discharged from a pyrolyzer for pyrolyzing waste and enhancing the ability to collect foreign substances such as dust contained in the exhaust gas, And to provide a pyrolyzer purifier capable of reducing the amount of oil and foreign matter.

It is another object of the present invention to provide a refiner for a pyrolyzer, which prevents problems caused by clogging due to foreign substances.

To achieve the above object, the present invention provides a purifier for recovering oil from an exhaust gas discharged from a pyrolyzer for pyrolyzing waste, the purifier comprising a supply port for supplying exhaust gas installed at one side and an opposite side to the supply port A water outlet for discharging the exhaust gas, an oil outlet for discharging the oil recovered on one side, and a foreign matter outlet for discharging the foreign matter precipitated on the lower side. Water is stored in the water compartment and the exhaust gas passage section, A closed purifier body; And a plurality of partition walls for moving passages arranged in a vertical direction on the upper side of the purifier body so as to form a zigzag traveling path for the exhaust gas in the exhaust gas passage portion, And the lower end of the travel path partition plate is located below the water surface of the water receiving portion so that the exhaust gas can not move toward the lower end of the travel path partition plate.

At least one water leveling diaphragm is provided on the lower side of the purifier body so as to separate the water tanks into a plurality of unit water tanks and the upper end of the water leveling diaphragm is positioned higher than the lower end of the diverting floor diaphragm.

The pyrolyzer purifier may further include a cooling water tank for cooling the purifier body using cooling water.

A plurality of vertical separation grooves may be formed in the moving path partition plate.

The purifier for a thermal cracker according to the present invention having the above-described structure has a zigzag-type exhaust gas moving path formed in the exhaust gas passage portion by a plurality of moving path diaphragms, so that the movement path of the exhaust gas becomes longer, And the foreign matter that has fallen on the water receiving portion is not mixed again into the exhaust gas, so that the amount of the foreign matter contained in the exhaust gas discharged into the atmosphere is reduced.

Also, there is an effect that the efficiency of separating water, oil, and foreign substances contained in the exhaust gas by cooling the exhaust gas by the cooling water tank can be enhanced.

Further, since a plurality of separation grooves in the longitudinal direction are formed in the travel path partition plate, the efficiency of collecting oil and foreign matter is increased.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic view of a purifier for a pyrolyzer in use in the past.
2 is a perspective view of a refiner for a pyrolyzer according to an embodiment of the present invention.
FIG. 3 is a schematic plan view of a pyrolyzer purifier according to an embodiment of the present invention. FIG.
4 is a schematic cross-sectional schematic view of a refiner for a pyrolyzer, which is an embodiment of the present invention.
5 is a side cross-sectional schematic view of a refiner for a pyrolyzer, which is an embodiment of the present invention.
6 is a detailed schematic cross-sectional view of a main part of a purifier for a pyrolyzer, which is one embodiment of the present invention.
7 is a perspective view of a diaphragm for a moving path of a refiner for a pyrolyzer according to an embodiment of the present invention.
8 is a side cross-sectional schematic view of a refiner for a thermal cracker including a cooling water tank according to another embodiment of the present invention.
9 is a perspective view of a refiner for a pyrolyzer including a water bath for cooling according to another embodiment of the present invention.
FIG. 10 is a schematic side view of a pyrolyzer purifier including a water bath for cooling according to another embodiment of the present invention shown in FIG. 9; FIG.

It is to be understood that the terms and words used in the present specification and claims should not be construed as limited to a conventional or dictionary sense and that the configurations shown in the embodiments and drawings described herein are only the most preferred embodiments of the present invention It is to be understood that the invention is not limited to the specific embodiments disclosed herein, and that various equivalents and modifications may be made thereto without departing from the scope of the present invention.

The present invention relates to a purifier for a pyrolyzer used in a pyrolyzer for pyrolyzing waste in a vacuum or a high-temperature state.

That is, the present invention relates to a refiner for a pyrolyzer, which is capable of recovering foreign matter and oil containing dust by a difference in specific gravity in the exhaust gas discharged from the pyrolysis of waste, and discharging the purified exhaust gas to the atmosphere.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a refiner for a thermal cracker according to the present invention will be described in detail with reference to the accompanying drawings.

Referring to Figures 2 to 5,

The purifier 100 for a thermal cracker according to the present invention comprises a hermetically sealed purifier body 110 divided into a water receiver 10 and an exhaust gas passage 20 in which water is stored, A plurality of traveling passages 120 installed vertically above the purifier body 110 to form a zigzag traveling path for the exhaust gas in the exhaust gas passage 20; And a structure of at least one water tank diaphragm 130 for separating the water collecting part 10 formed in the lower part of the purifier body 110 into a plurality of unit water tanks 11, 12 and 13.

The purifier body 110 includes a supply port 111 for exhaust gas connected to an exhaust gas guide pipe for guiding exhaust gas discharged from the pyrolyzer 1 and formed at one side thereof for introducing exhaust gas into the inside thereof, An oil discharge port 113 for discharging the oil recovered on one side, and a discharge port 112 for discharging the deposited foreign substance, (Not shown).

The lower end 111a of the exhaust gas supply port 111 is located below the water surface of the water receiving portion 10 so that the exhaust gas discharged is discharged in the water tank. This can increase the cooling rate of the discharged exhaust gas, thereby increasing the efficiency of collecting oil and foreign matter.

The outlet 112 for exhaust gas is connected to an exhaust gas guide pipe for guiding the exhaust gas to the flue so that the flue gas can be discharged to the atmosphere through the flue.

The oil discharge port 113 is configured to discharge the oil collected on the water surface of the water receiving portion 10 to the outside and is located at the water surface portion of the water receiving portion 10 as shown in FIG. do.

The foreign matter discharge port 114 is configured to discharge the foreign substances settled in the water receiving section 10 to the outside and the foreign matter discharge ports 114a, 114b, 114c are installed in the plural unit water tanks 11, 12, And opening / closing valves are provided in the foreign matter discharge ports 114a, 114b, and 114c, respectively.

This is because the amount of the foreign substances settled in the unit water tanks 11, 12 and 13 becomes different from each other, so that the discharging periods of the foreign substances can be discharged differently.

3, the zig-zag moving passageway for the exhaust gas is formed in the moving passageway plate 120, and the moving passageway plate 120 is formed as shown in Figs. 4 and 6, So that the exhaust gas does not move through the lower end 120a of the travel path partition plate 120. In this case, the lower end 120a of the partition wall 120 is positioned lower than the water surface of the water receiving portion 10, That is, the exhaust gas is allowed to move through the zigzag type exhaust gas moving path.

The moving path partition plate 120 is installed vertically so that when the oil and foreign substances contained in the moving exhaust gas are adhered, they are collected and collected on the lower receiving portion 10.

In addition, as shown in FIG. 7, the moving path partition plate 120 may have a plurality of separation grooves 120b in the longitudinal direction in order to increase the collection efficiency of oil and foreign matter.

That is, the plurality of separation grooves 120b interfere with the flow of the moving exhaust gas, so that oil and foreign matter adhere to the travel path partition plate 120 or fall downward. Such a phenomenon can increase the efficiency of collecting oil and foreign matter.

The watertight partition plate 130 is configured to separate the water receiving unit 10 into a plurality of unit water tanks 11, 12 and 13 and an upper end 130a of the watertight partition plate 130 is divided into a moving passage partition plate 120 at a position higher than the lower end 120a.

The watertight diaphragm 130 may include one or more watertight diaphragms 131 and 132 and the unit water tanks 11, 12, and 13 formed by the plurality of watertight diaphragms 131 and 132 The water level should be different.

That is, as shown in FIG. 4, the water level of the first water tank 11 located on the side of the exhaust gas supply port 111 is the highest, and the oil discharge port 113 is formed on the exhaust gas discharge port 112 side The oil recovered as shown in FIG. 6 is lowered to a lower level than the first water-holding partition plate 131 so that the water level of the third water tank 13 is lower than that of the third water tank 13, 11) to the second water tank (12) and the third water tank (13).

An oil layer is formed in the upper part of the water receiving part 10 made up of the first water tank 11, the second water tank 12 and the third water tank 13 due to the difference in specific gravity, To form a precipitate layer (S).

The oil of the upper oil layer is discharged through the oil outlet 113 and the foreign substances in the lower sediment layer are discharged to the foreign matter outlet 114 to be recycled.

FIGS. 8 to 10 illustrate that the cooling water stored in the cooling water tanks 200 and 210 is used to cool the purifier body 110 to increase the collection efficiency of oil and foreign matter.

In the embodiment of FIG. 8, the cooling water tank 200 is configured so that the cooling water covers the entire purifier body 110. That is, the purifier body 110 is positioned in the cooling water tank 200 where the cooling water is stored.

9 to 10, a cooling water tank 210 for storing cooling water is provided on the upper side of the purifier body 110, and a plurality of air-cooled cooling fins 210 are installed on the side of the purifier body 110 and the cooling water tank 210, (220).

The air cooling type cooling fin 220 cools the purifier body 110 by air cooling and cooling by using the cooling water of the cooling water tank 210.

1: Pyrolyzer 100: Pyrolyzer purifier
10: water receiving part 20: exhaust gas passage part
110: purifier body 120: diaphragm for traveling path
130: Water tank diaphragm

Claims (6)

A purifier for recovering oil from an exhaust gas discharged from a pyrolyzer for pyrolyzing waste,
An exhaust port 112 through which exhaust gas is exhausted from the other side of the exhaust port, an oil outlet 113 for exhausting the oil recovered to one side of the exhaust port, And a foreign matter discharge port 114 for discharging the foreign substances settled on the lower side, and the water is stored in the inside thereof and is partitioned into the water receiving portion 10 and the exhaust gas passage portion 20;
And a plurality of moving passages 120 installed vertically above the purifier body 110 to form a staggered exhaust gas flow path in the exhaust gas passageway 20,
The lower end 111a of the supply port 111 for supplying the exhaust gas and the lower end 120a of the traveling path partition plate 120 are positioned below the water surface of the water receiving portion 10, It is prevented from moving toward the lower end 120a of the service diaphragm 120,
Wherein a plurality of separation grooves (120b) formed in the longitudinal direction are formed in the travel path partition plate (120) so as to increase the collection efficiency of oil and foreign matter by interfering with the flow of the moving exhaust gas. . The method according to claim 1,
At least one water tank partitioning plate 130 is installed on the lower side of the purifier body 110 to separate the water storage tank 10 into a plurality of unit water storage tanks 11, 12 and 13,
Wherein an upper end (130a) of the watertight partition (130) is positioned higher than a lower end (120a) of the travel path partition plate (120). 3. The method according to claim 1 or 2,
Wherein the pyrolyzer purifier further comprises a cooling water tank (200, 210) for cooling the purifier body (110) using cooling water. The method of claim 3,
Wherein the cooling water tank (200) is configured such that cooling water covers the entire purifier body (110). The method of claim 3,
Wherein the cooling water tank 210 is formed on the upper side of the purifier body 110 and the cooling water tank 210 and the purifier body 110 are connected by a plurality of air cooling cooling fins 220. delete

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