KR101379225B1 - Chiyong Chapter pyrolysis gas / oil collecting device - Google Patents

Abstract

The present invention relates to a gas / oil collecting device for a pyrolysis device that separates and collects gas and oil generated by pyrolysis in a pyrolysis device.
Such a gas / oil collecting device for the pyrolysis device of the present invention, in the gas / oil collecting device for collecting the gas and oil discharged by pyrolysis from the pyrolysis device, a plurality of diaphragm is installed in the hermetic collection body, the internal space is an oil reservoir And a separation tank, which is divided into a gas / oil separation chamber and a water level control chamber, wherein water for separating gas and oil supplied through a gas / oil supply pipe is stored in the gas / oil separation chamber, and the upper portion is opened. An oil tank divided into a water tank and an oil separation plate is formed, and the water level control chamber is provided with a water level maintenance plate having an upper end lower than an upper end of an oil separation plate for communicating with the water separation tank to maintain the level of water stored in the water separation tank. A water level control tank is formed, and only oil collected in the oil tank in the gas / oil separation chamber is oil. It is configured to include a gas inlet prevention pipe to be moved to the storage compartment.

Description

Chiyong Chapter pyrolysis gas / oil collecting device

The present invention relates to a gas / oil collecting device for a pyrolysis device that separates and collects gas and oil generated by pyrolysis in a pyrolysis device.

As society shows full-scale industrialization, as the waste caused by 'mass production and mass consumption' is rapidly increasing, the environmental pollution accompanying the waste disposal is seriously required. Therefore, efficient waste disposal plans are urgently required.

In general, waste is a generic term for materials that become obsolete, and according to the conventional waste management law, people's lives or industries such as garbage, combustion materials, sludge, waste oil, waste acid, waste alkali, animal carcasses, etc. Substance that is no longer needed for activity. Waste treatment options currently in use include 'reduction', 'recycling', 'recycling', 'landfill' and 'incineration'.

Among these, waste reduction methods such as weight loss, recycling, and regeneration are not the final waste treatment methods, and only a few parts are wastes, and landfills cause severe soil and water pollution over a long period of time. It becomes a target. Therefore, at present, the method of 'incineration' is mainly used, which is a method of burning wastes by using a flame. However, waste treatment by incineration also has various problems. That is, in the case of incineration where the flame is directly applied to the waste, it is practically impossible to burn completely due to various factors such as waste load, density, moisture content, incinerator size and heating temperature, and soot, dust and air pollution due to incomplete combustion. There is a secondary problem that a large amount of pollution emission gas and the like.

Recently, various methods of pyrolysis wastes have been introduced in high temperature and vacuum environments, and various pyrolysis devices and methods have been presented, developed and used as in the attached patent documents, and are continuously being provided to further improve the technology. Developing technology.

Referring to FIG. 1, a conventional indirect heating pyrolysis apparatus A for pyrolysis waste in a high temperature and vacuum environment includes a heating furnace 1 in which heating means 1a are formed, and the heating furnace 1 ), A screw shaft (3) having a pyrolysis furnace (2) for pyrolyzing waste installed inside the shell, a screw blade (3a) for moving the waste introduced into the inlet (20a) of the pyrolysis furnace (2), and the screw shaft (3) is configured to drive (4), the waste introduced into the pyrolysis furnace (2) is moved by the screw shaft (3) is heated to a high temperature by an indirect heating method, the waste is pyrolyzed in a vacuum environment The interior of the pyrolysis furnace (2) to maintain the vacuum state to be made. In this way, the waste is pyrolyzed in the pyrolysis furnace 2 at high temperature and vacuum, and decomposed into gas, oil, and char, and the decomposed gas and oil are discharged through the gas outlet 2b to produce gas / Guided to the oil collecting device (B), the gas and oil are separated and collected, the remaining char (Char) is discharged through the discharge outlet.

As described above, the gas and oil generated by pyrolysis of the waste in the pyrolysis device (A) are guided to the gas / oil collecting device (B) through the gas / oil pipe, and the gas and oil are separated and collected, respectively. The high-temperature feed gas guided to the gas / oil collecting device (B) through a large amount of water and foreign matter in addition to the gas and oil is required to separate and collect only high-purity gas and oil.

In other words, a technology for cleanly separating and collecting pyrolyzed gas and oil as well as technology for efficiently pyrolyzing waste should be developed, but at present, gas collected by cooling and separating hot gas and oil supplied in a container such as an infusion separator There is a disadvantage of low purity of the oil.

(KR) Registered Patent Publication No. 10-0198980 (Registration Date: 1999.03.03) (KR) Registered Patent Publication No. 10-0266852 (Registration Date: 2000.06.28) (KR) Registered Patent Publication No. 10-0513932 (Registration Date: 2005.09.02) (KR) Registered Patent Publication No. 10-0748624 (Registration Date: 2007.08.06) (KR) Korean Unexamined Patent Publication No. 10-2011-0061434 (Published: 2011.06.09)

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems,

The present invention is to collect and separate the high-purity gas and oil by removing foreign substances such as moisture from the high-temperature feed gas supplied by pyrolysis in the pyrolysis device, the structure is simple and does not use a separate power and high purity gas and It is an object of the present invention to provide a gas / oil collecting device for a pyrolysis device configured to collect oil.

Gas / oil collecting device for the pyrolysis device of the present invention invented to achieve the above object is a gas / oil collecting device for collecting the gas and oil that is pyrolyzed by the pyrolysis device, a plurality of plates in the hermetic collecting body The installed space is divided into an oil storage chamber, a gas / oil separation chamber and a water level control chamber, and in the gas / oil separation chamber, water for separating gas and oil supplied through a gas / oil supply pipe is stored and an upper portion thereof is opened. A separation tank and an oil tank divided into the separation tank and the separation plate for oil are formed, and the water level control chamber communicates with the separation tank to lower the upper end of the separation plate for oil to maintain the level of water stored in the separation tank. The water level control tank is installed, the water level holding plate is formed, the gas / oil separation chamber It is characterized in that it is configured to include a gas inlet prevention oil pipe so that only the oil collected in the oil tank of the oil to the oil reservoir.

By supplying low-temperature water to the separation tank to prevent the water stored in the separation tank rises to a high temperature, cooling means for preventing the shortage of water may be further provided.

The separation tank is provided with a perforated plate of one or more stages, and the oil tank is open at the top, and at least one secondary oil separation plate having a top lower than the top of the oil separation plate is installed and divided into a plurality of oil tanks. do.

The oil inflow preventing oil pipe is formed in a 'b' shape so that the inlet side located in the oil tank is installed to be lower than the outlet side of the other side located in the oil storage chamber, but the inlet side is lower than the oil level of the oil tank so that no gas is introduced. do.

The pyrolysis apparatus is a pyrolysis apparatus of an indirect heating method in which a pyrolysis furnace having a screw shaft installed with a screw blade is installed inside a heating furnace in which a heating burner is installed, and pyrolyzes wastes at a high temperature and a vacuum state by an indirect heating method. Between the screw shaft and the drive device for rotating it is further provided with an airtight device configured to maintain the air tightness by reducing the temperature change of the power transmission unit for transmitting the rotational force of the drive device to the screw shaft by using a cooling fluid,

The hermetic holding device includes a cooling body having a cooling fluid passage formed therein, the cooling body having an inner space and connected to a pyrolysis furnace; Characterized in that the power transmission device consisting of a driven gear installed on the rotating shaft of the drive device for transmitting the rotational force of the drive device located in the inner space of the cooling body to the screw shaft and the screw shaft.

A plurality of through holes are formed in the screw blades formed in the screw shaft.

Gas / oil collection device for a pyrolysis device of the present invention made as described above, by separating a high purity gas and oil by removing a large amount of water and foreign substances in a high-temperature supply gas without a separate structural power supply Can be captured.

That is, a plurality of moisture and foreign substances contained in the high-temperature feed gas supplied by pyrolysis from the pyrolysis apparatus are cooled and settled in a separation tank in which water is stored, and are separated without being supplied with separate power. The water in the tank has the advantage that the water level is automatically adjusted and at the same time included in the gas and oil is automatically filled by moisture.

1 is a schematic diagram of a gas / oil collecting device for capturing gas and oil pyrolyzed in an indirect heating type pyrolysis device and a pyrolysis device in use in the related art.
Figure 2 is a schematic cross-sectional view of a gas / oil collecting device for a pyrolysis device showing an embodiment of the present invention.
Figure 3 is a plan schematic cross-sectional view of a gas / oil collecting device for a pyrolysis device according to an embodiment of the present invention.
Figure 4 is a partial schematic cross-sectional view for explaining the operating state of the gas / oil collecting device for the pyrolysis device as an embodiment of the present invention.
5 is a partial schematic cross-sectional view for explaining another embodiment of a gas / oil collecting device for a pyrolysis device according to the present invention.
Figure 6 is a schematic cross-sectional view of the pyrolysis apparatus of the indirect heating method of an embodiment of the present invention gas / oil collecting device for the pyrolysis apparatus.
FIG. 7 is a cross-sectional schematic view of aa line in FIG. 6; FIG.
8 is a detailed schematic view of the portion b of FIG.
Figure 9 is a schematic cross-sectional view of the airtight holding device portion in the pyrolysis device for waste of the indirect heating method shown in FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

The present invention is a gas / oil collecting device for a pyrolysis device that separates and collects the gas and oil discharged in a high temperature gas state from the pyrolysis device after pyrolyzing the waste with a pyrolysis device.

The gas / oil collecting device for the pyrolysis device of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 2, the gas / oil collecting device B for the pyrolysis apparatus of the present invention is connected to the gas / oil supply pipe C so as to supply gas and oil discharged from the pyrolysis apparatus A in a high-temperature gas state. Water (vapor) and foreign substances contained in the hot (mixed) supply gas supplied through the gas / oil supply pipe C are removed, and the gas and oil are collected, respectively. A check valve (not shown) is installed at an end of the gas / oil supply pipe C to prevent water from flowing into the separation tank 150 and move in the reverse direction.

2 and 3, the gas / oil collecting device B for the pyrolysis device is provided with a plurality of diaphragms 111, which are the first and second plates 112 and 113, so that the internal space is gas. Gas / oil separation chamber 120 for separating the hot feed gas supplied to the oil supply pipe (C) and supplied into gas and oil, storing gas, and temporarily storing oil, and the gas / oil separation chamber ( An oil storage chamber 130 for storing only the oil separated from the 120 and the water level control chamber 140 for adjusting the water level in the separation tank 150 installed in the gas / oil separation chamber 120 is divided into It consists of a hermetic collection body (110).

The gas / oil separation chamber 120 cools the high-temperature supply gas that is guided and supplied to the gas / oil supply pipe C using water to separate the gas and oil, and stores the separated gas. This is a temporary storage place.

The upper side of the gas / oil separation chamber 120, the upper side is stored in the water is stored to separate the high-temperature supply gas is supplied to the gas / oil supply pipe (C) supplied to the gas and oil by using water Separation tank 150 is formed, the oil tank 160 having an upper opening for temporarily storing the oil separated from the separation tank 150 is formed, the gas separated from the separation tank 150 on the upper side The gas outlet 123 is provided with a gas storage space 120a to store the gas, and the valve V is installed to draw the gas stored in the space 120a.

The oil reservoir 130 is a place for storing the oil separated from the gas / oil separation chamber 120, the lower side of the oil outlet 131 is provided with a valve (V) is installed to withdraw the stored oil is , The upper side is provided with a vent (air vent) 132 for discharging the gas.

The water level control chamber 140 is a place for adjusting the water level of the separation tank 150 of the gas / oil separation chamber 120, the water level control tank 170 is installed with a water level maintenance plate 141, and An auxiliary water tank 171 is formed which is partitioned by the water level maintaining diaphragm 141, and an air vent 142 for discharging the gas is installed at an upper side thereof.

Separation tank 150 formed in the gas / oil separation chamber 120, by using the stored water to cool the high-temperature supply gas supplied to the gas / oil supply pipe (C) to remove foreign substances such as moisture Separating into gas and oil, the perforated plate 151 is installed in the separation tank 150 so that the feed gas supplied from the gas / oil supply pipe (C) is spread widely when moving upward, the perforated plate 151 ) May be installed in one stage or may be installed in multiple stages such as the first perforated plate 151a and the second perforated plate 151b.

The perforated plate 151 prevents the supply gas supplied from the gas / oil supply pipe C to move upwards at the same time and spreads evenly to move upward. Separation and sedimentation efficiency can be increased, and the removal efficiency of water contained in the feed gas can be improved.

The separation tank 150 is in communication with the water level control tank 170 of the water level control chamber 140 by a through hole 113a formed in the lower portion of the second plate 113.

Referring to FIG. 2, the water level maintenance diaphragm 141 formed in the water level control tank 170 is higher than the height of the upper end 121a of the oil separation plate 121 formed in the separation tank 150. Lower the height of the upper end (141a) to have a slight height difference (h), so that the water of the separation tank 150 and the water level control tank 170 to move through each other through the through-hole (113a). As a result, the water level of the separation water tank 150 is maintained by the water level maintaining diaphragm 141 of the water level adjustment water tank 170.

That is, since the supplied supply gas contains a large amount of water, the water level of the separation tank 150 may be increased by such moisture, but the water of the separation tank 150 moves through the through hole 113a. , The water moved is beyond the water level maintenance plate (141).

The oil tank 160 formed in the gas / oil separation chamber 120 is a place where the oil separated from the separation tank 150 is temporarily stored and separated as shown in FIGS. 2 and 3. ) Is separated into the oil separation plate 121 and oil is temporarily stored through the oil separation plate 121 for the oil.

That is, the gas separated from the separation tank 150 is filled in the upper space 120a, and the oil is positioned above the separation tank 150 in which water is stored due to the difference in specific gravity. The oil located on the upper side of the separation tank 150 passes over the separation plate 121 for oil due to a swell phenomenon caused by the supply gas supplied to the gas / oil supply pipe C.

The oil tank 160 is a secondary oil separation plate 122 is installed as shown in Figures 2 to 4 divided into a first oil tank (16a) and a second oil tank (160b), the separation plate for the secondary oil The upper end 122a of the 122 is formed lower than the upper end 121a of the separation plate 121 for oil.

The secondary oil separation plate 122 may be provided in plural as shown in FIG. 5 to divide the oil tank 160 into a first oil tank 160a, a second oil tank 160b, and a third oil tank 160c. In this case, the height of each upper end of the plurality of secondary separation plates 122 for oil may be different as shown in FIG. 5.

In this way, the oil tank 160 is separated into a plurality of to remove foreign substances such as water and gas contained in the oil can be obtained only the oil of high purity. That is, while moving from the first oil tank (160a) to the second oil tank (160b), the second oil tank (160b) to the third oil tank (160c), the gas contained in the oil flies upwards, Foreign matter such as water (water) is precipitated down by the difference in specific gravity, and only the purified oil having high purity is collected in the last oil tank.

In this way, the oil temporarily stored in the oil tank 160 is moved and stored in the oil storage chamber 130 through the gas inlet preventing oil pipe 180.

The gas inflow prevention oil pipe 180 allows only the oil temporarily stored in the oil tank 160 to move to the oil storage chamber 130, and the gas in the gas / oil separation chamber 120 flows into the oil storage chamber 130. In order to prevent the configuration, as shown in Figure 4 'b' shape is formed in the inlet 181 side located in the oil tank 160 so that the height is lower than the outlet 182 side of the other side located in the oil reservoir (130). It is installed, the inlet 181 side is located at a position lower than the oil level of the oil tank 160.

In addition, as shown in Figures 2 and 3 may be provided with a cooling means 190 to prevent the temperature of the water of the separation tank 150 rises and to prevent the lack of water, the cooling means 190 is The pump 191 and the heat exchanger 192, the water in the auxiliary tank 171 of the water level control chamber 140 is cooled and supplied to the separation tank 150 to the temperature of the separation tank 150 Prevent rise and water shortage.

That is, the temperature of the water in the separation tank 150 may increase due to the high temperature supply gas supplied to the gas / oil supply pipe C, and the foreign matters such as oil, gas, and moisture may be lowered due to the increase in water temperature. This is not separated can cause a problem of low separation efficiency.

Referring to the operating state of the gas / oil collecting device (B) for the pyrolysis device of the present invention made in this way,

The hot feed gas supplied to the gas / oil supply pipe C is supplied into the separation tank 150,

The hot feed gas supplied to the separation tank 150 is cooled by the stored water to be separated into gas and oil, and a large amount of water is mixed with water in the separation tank 150. At this time, the perforated plate 151 installed in the separation tank 150 increases the efficiency of separating the gas, oil and foreign matter.

The separated gas is collected in the space 120a located at the upper side due to its small specific gravity, and the oil is located in the separation tank 150, but is collected at the upper side due to its smaller specific gravity than water.

The oil gathered on the upper side of the separation tank 150 passes over the oil separation plate 121 to the oil tank 160 due to a phenomena caused by the inflow of a high temperature supply gas supplied to the gas / oil supply pipe C. Move,

The oil moved to the oil tank 160 is purified in the first oil tank 160a, the second oil tank 160b, and the third oil tank 160c which are divided into a plurality of portions by the secondary oil separation plate 122. And is stored in the oil storage chamber 130. At this time, the gas stored in the space 120a of the gas / oil separation chamber 120 by the gas inflow prevention oil pipe 180 does not move, only the oil moves.

The water level of the separation tank 150 may increase because a large amount of moisture is included in the high temperature supply gas supplied through the gas / oil supply pipe C to the separation tank 150, but the through hole 113a is provided. By the water level maintaining diaphragm 141 of the water level control tank 170 communicating with the water level is maintained at a constant height without rising.

In addition, the pyrolysis device (A) is connected to the gas / oil collection device (B) for the pyrolysis device of the present invention to heat the waste to a high temperature in an indirect heating method in a vacuum state to pyrolyze the gas, oil, and char (Char), etc. Indirect heating type pyrolysis device for waste.

Referring to FIG. 6, the configuration of the waste pyrolysis apparatus A of the indirect heating method is an inner space 10a provided with a heating burner 11, which is a heating means for heating waste to a high temperature so that pyrolysis can occur. Is installed in the furnace 10 and the inner space 10a inside the furnace, one end 20 'of the heating burner 11 side is installed to be lower than the other end 20 ". , A pyrolysis furnace 20 in which a waste inlet 21 and a gas outlet 22 are formed at an upper end of the other end 20 ″ side, and an outlet outlet 23 is formed at a lower portion thereof, and the pyrolysis furnace 20 Screw shaft 30 is provided with a screw blade 31 for moving the waste provided and installed in the inner side of the heating burner 11 side, and the drive device 40 for rotating the screw shaft 30 forward and reverse And a hermetic holding device 50 installed between the screw shaft 30 and the driving device 40.

The heating furnace 10 is provided with a conventional heating burner 11 to heat the pyrolysis furnace 20 in an indirect manner, is heat-insulated to prevent the heat is discharged to the outside to reduce the efficiency. .

Referring to FIG. 6, the pyrolysis furnace 20 thermally decomposes waste into a gas, an oil, a char, or the like by heating the waste in an indirect heating method under a vacuum, and at one end 20 'of the heating burner 11 side. ) Is installed downward than the other end 20 "to facilitate the movement of the injected burner 11 side, and the waste is introduced into the pyrolysis furnace 20 above the other end 20". A waste inlet 21 provided with a sealing cover 21a capable of being formed therein, and a gas outlet 22 through which the gas and oil generated when the waste is thermally decomposed are formed. An air outlet 23 is provided with a sealing cover 23a for discharging.

The pyrolysis furnace 20 has a cross section of the pyrolysis furnace 20 as shown in FIG. 7 so that the space for avoiding 20a may be formed to move the gas and oil generated by pyrolysis upward as shown in FIG. 6. It is preferably formed in the shape of '. That is, as shown in FIG. 7, a cross section is formed in a 'U' shape, and a screw shaft 30 having a screw blade 31 for moving wastes is installed at the lower side, and a space for avoidance 20a is formed at the upper side. To help.

As described above, the first curved portion R1 and the first curved portion R1 and the first portion are formed to prevent the gas and oil from moving through the space for avoiding portion 20a formed on the upper side of the screw shaft 30 in a stagnant state. Two curved portions R2 are formed.

The pyrolysis furnace 20 is a natural installation of each gauge for checking the internal temperature, internal pressure and vacuum state.

6 to 8, the screw shaft 30 is installed inside the pyrolysis furnace 20 to move the injected waste in the direction of the burner 11 for heating during the pyrolysis process, and the remaining car after the pyrolysis It is configured to be discharged by moving in the direction of the discharge port 23, one end is supported to be rotatable in the axial direction to one end (20 ') of the pyrolysis furnace 20 of the heating burner 11 side, the other end is pyrolysis (20) A driven gear 43 is installed at the end after being supported to penetrate in the axial direction to the sealing portion 20-1 formed at the other end 20 " It meshes with the prime mover 42 provided in the rotating shaft 41 of 40. As shown in FIG.

That is, the screw shaft 30 is a power transmission device composed of a motive gear 42 installed on the rotary shaft 41 of the drive device 40 and a driven gear 43 installed on the end of the drive device 40. Connected to transmit power and forward or reverse rotation.

At this time, the drive gear 42 and the driven gear 43, the power transmission device is preferably formed of a spur gear. This allows the driven gear 43 to move in the axial direction of the screw shaft 30 during expansion and contraction of the screw shaft 30 according to the temperature change.

As shown in FIG. 9, the sealing part 20-1 formed at the other end 20 ″ of the pyrolysis furnace 20 is provided with a bearing member P1 for maintaining airtightness such that the screw shaft 30 rotates and airtightness can be maintained. It is desirable to be supported.

However, it is difficult to maintain airtightness while rotating the screw shaft 30 in the sealing portion 20-1 formed at the other end 20 "of the pyrolysis furnace 20, so that it can only be supported by general bearings and bushes. That is, since the airtightness can be maintained by the airtight holding device 50 to be installed later, the sealing part 20-1 formed at the other end 20 "of the pyrolysis furnace 20 does not need to maintain the airtight state. The vacuum of the pyrolysis furnace 20 can be maintained.

In the screw blades 31 formed on the screw shaft 30, a plurality of through holes 32 are formed as shown in FIGS. 7 and 8, or a plurality of through holes 32 are formed by forming the screw blades 31 as mesh plates. ) May have multiple mesh holes.

The plurality of through holes 32 or the plurality of mesh holes formed in the screw blades 31 prevent the waste from being compressed during the pyrolysis process and are pyrolyzed through the plurality of through holes 32 or the plurality of mesh holes. Waste may pass through and cause agitation.

9, the hermetic holding device 50 is located between the screw blade 31 and the driving device 40 to prevent the phenomenon that the vacuum state of the pyrolysis furnace 20 is destroyed by deformation by heat, Cooling fluid flow path 51a is formed to move the cooling fluid, the cooling body 51 having an internal space 51b and connected to the sealing portion 20-1 of the pyrolysis furnace 20, and The prime mover 42 and the screw installed on the rotary shaft 41 of the drive device 40 which transmits the rotational force of the drive device 40 located in the internal space 51b of the cooling body 51 to the screw shaft 30. It consists of a power transmission device consisting of a driven gear 43 installed on the shaft (30).

The cooling body 51 is provided with a cooling fluid flow path 51a through which the cooling fluid moves, thereby preventing the phenomenon of heating to a high temperature, thereby reducing the difference between expansion and contraction due to heat. Body 51 is formed with the inlet and outlet of the cooling fluid, the interior is made of a closed form so that the vacuum is maintained together with the interior of the pyrolysis furnace (20).

The drive device 40 is located outside the cooling body 51 and usually uses an electric motor. The rotating shaft 41 of the drive device 40 is installed in parallel with the screw shaft 30, the interior of the cooling body 51 is supported by a bearing member (P2) for airtight maintenance so that the vacuum state can be maintained. .

The hermetic bearing member P2 has a relatively low internal temperature of the cooling body 51 due to the cooling fluid flow path 51a and a small change, so that the expansion and contraction of the rotary shaft 41 is small so that the airtight state is easily destroyed. Will not be.

Referring to the operating state of the waste pyrolysis apparatus of the indirect heating method made in this way,

Waste is introduced into the pyrolysis furnace 20 through the waste inlet 21, and the waste inlet 21 is closed.

By heating the internal temperature of the pyrolysis furnace 20 by using a heating burner 11 which is a heating means provided on one side of the furnace 10, the waste introduced into the pyrolysis furnace 20 is heated to high temperature by indirect heating. By heating, the pyrolysis is carried out under vacuum. At this time, the screw shaft 30 is rotated by using the driving device 40 to move the waste in the direction of the heating burner 11, which is a heating means, so that pyrolysis occurs well.

At this time, the thermal decomposition through the plurality of through-holes 32 formed in the screw blades 31 of the screw shaft 30 is passed through the liquid phase of the waste state, the stirring action occurs to increase the decomposition efficiency.

The gas and oil generated by the pyrolysis are discharged to the gas outlet 22 through the evacuation space portion 20a and guided to the gas and oil dust collector (not shown).

When the pyrolysis is completed, the screw shaft 30 is rotated in reverse to discharge the remaining embryos to the discharge outlet 23.

The gas / oil collecting device for the pyrolysis device of the present invention made as described above separates foreign substances such as oil and gas and water supplied in a high temperature mixed gas state which is pyrolyzed and supplied from a waste pyrolysis device to obtain high purity gas and oil. It can be easily used for the use of gas and oil, which will increase the utilization of the waste pyrolysis unit will be able to achieve further development of the pyrolysis unit.

A: Pyrolysis device B: Gas / oil collection device
10: heating furnace 11: heating burner
20: pyrolysis 20a: space for avoidance
30: screw shaft 31: screw blade
32: through hole
40: drive device
50, 50 ': airtight holding device 51: cooling body
51a: fluid flow path for cooling
110: collecting body 111, 112, 113: diaphragm
120: gas / oil separation chamber 121: separation plate for oil
130: oil reservoir
140: water level adjusting thread 141: water level holding plate
150: separation tank
160, 160a, 160b, 160c: oil bath
170: water level control tank
180: oil inflow prevention pipe
190: cooling means

Claims (7)

In the gas / oil collecting device for collecting the gas and oil discharged by pyrolysis from the pyrolysis device,
A plurality of diaphragms 111 are installed in the hermetic collection body 110 so that the internal space is divided into a gas / oil separation chamber 120, an oil storage chamber 130, and a water level control chamber 140.
In the gas / oil separation chamber 120, water for separating gas and oil in the supply gas supplied through the gas / oil supply pipe (C) is stored and an upper portion of the separation tank 150 for opening, and the separation for The oil tank 160 divided into the water tank 150 and the separation plate 121 for oil is formed, and has a space 120a to store gas on the upper side thereof.
The upper water level (141a) is formed in the water level control chamber 140 in communication with the separation tank 150 and lower than the top (121a) of the oil separation plate 121 for maintaining the water level of the water stored in the separation tank (150). The water level control tank 170 in which the retaining diaphragm 141 is installed is formed,
For the pyrolysis device, characterized in that it comprises a gas inlet prevention oil pipe 180 to move only the oil collected in the oil tank 160 in the gas / oil separation chamber 120 to the oil storage chamber 130. Gas / oil collector. The method of claim 1,
By supplying low-temperature water to the separation tank 150 to prevent the water stored in the separation tank 150 rises to a high temperature, the cooling means 190 to prevent the shortage of water is further installed. Gas / oil collection device for pyrolysis device. The method of claim 1,
The separation tank 150 is a gas / oil collecting device for a pyrolysis device, characterized in that the perforated plate 151 of one or more stages is installed. 4. The method according to any one of claims 1 to 3,
The oil tank 160 has an opening thereon, and at least one secondary oil separation plate 122 having a top 122a having a low height of the upper end 121a of the oil separation plate 121 is installed and a plurality of oils. A gas / oil collecting device for a pyrolysis device, characterized in that partitioned into a tank. 4. The method according to any one of claims 1 to 3,
The gas inflow prevention oil pipe 180 is formed in a 'b' shape so that the inlet 181 side located in the oil tank 160 is installed so that the height is lower than the outlet 182 side of the other side located in the oil reservoir 130. But, the inlet (181) side is lower than the oil level of the oil tank 160, the gas / oil collecting device for the pyrolysis device, characterized in that the gas does not flow. 4. The method according to any one of claims 1 to 3,
The pyrolysis apparatus comprises:
A pyrolysis furnace 20 having a screw shaft 30 having a screw blade 31 installed therein is installed inside a heating furnace 10 in which a burner 11 for heating is installed to pyrolyze waste under high temperature and vacuum state by indirect heating. An indirect heating type pyrolysis device, which is configured to maintain an airtightness by reducing a temperature change by using a cooling fluid between the screw shaft 30 and the driving device 40 for rotating the airtight device 50. Is installed more,
The hermetic holding device 50 includes a cooling body 51 having a cooling fluid flow path 51 a, having an inner space 51 b, and connected to the pyrolysis furnace 20; A motive gear 42 installed on the rotating shaft 41 of the driving device 40 which transmits the rotating force of the driving device 40 located in the internal space 51b of the cooling body 51 to the screw shaft 30; Gas / oil collection device for the pyrolysis device, characterized in that consisting of a power transmission device consisting of a driven gear (43) installed on the screw shaft (30). The method according to claim 6,
The screw blades 31 formed on the screw shaft 30, a plurality of through-holes 32 are formed, the gas / oil collecting device for the pyrolysis device.

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