KR101378925B1 - Chiyong Chapter pyrolysis gas / oil in the exhaust gas guiding device that contains - Google Patents

Abstract

The present invention is a guide of the exhaust gas containing the gas / oil for the pyrolysis device for guiding the gas / oil collecting device for the pyrolysis device to separate and collect the gas and oil of the high temperature gas generated by pyrolysis in the pyrolysis device for pyrolyzing waste. Relates to a device.
The apparatus for guiding the exhaust gas including the gas / oil for the pyrolysis apparatus of the present invention is formed in the form of a cylindrical tube installed on the gas / oil guide tube for guiding the high-temperature exhaust gas which is pyrolyzed by the pyrolysis apparatus at one end. A guide body having an inlet formed and an outlet formed at the other end; A screw shaft for exhaust gas installed in the guide body in a direction of a center line and having a screw wing installed to rotate about a center line; It is configured to include a driving device for the exhaust gas for rotating the screw shaft for the exhaust gas, the exhaust gas is made to rotate and move along the screw blades of the screw shaft for the exhaust gas.

Description

Chiyong Chapter pyrolysis gas / oil in the exhaust gas guiding device that contains}

The present invention is a guide of the exhaust gas containing the gas / oil for the pyrolysis device for guiding the gas / oil collecting device for the pyrolysis device to separate and collect the gas and oil of the high temperature gas generated by pyrolysis in the pyrolysis device for pyrolyzing waste. Relates to a 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 in the hot gas state generated by pyrolysis of waste in the pyrolysis device A are guided to the gas / oil collecting device B through the gas / oil guide tube, and the gas and oil are separated and collected, respectively. .

However, in the high-temperature gaseous exhaust gas generated by the pyrolysis of waste from the pyrolysis apparatus A, a large amount of foreign matters and moisture and fine particles are included in addition to the gas and oil. In the guide tube, clogging occurs or a large amount of fine particles are introduced into the gas / oil collected by being guided to the gas / oil collecting device B, thereby reducing the purity of the gas and 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 provides a gas / oil for a pyrolysis device which is configured to remove the fine particles contained in the high-temperature gaseous gas discharged by pyrolysis from the pyrolysis device and to prevent the clogging of the guide pipe by the fine particles. To provide a guide device for the exhaust gas comprising.

In addition, when the pyrolysis apparatus is a pyrolysis apparatus of an indirect heating vacuum type, it is an object of the present invention to provide a guide apparatus for the exhaust gas including the gas / oil for the pyrolysis apparatus, which is configured so that the vacuum is not destroyed by the gas / oil guide apparatus.

In order to achieve the above object, the gas / oil guide device of the present invention pyrolysis device is configured in the form of a cylindrical tube installed on a gas / oil guide tube for guiding high-temperature exhaust gas that is pyrolyzed by the pyrolysis device. An inlet is formed at one end and a guide body having an outlet formed at the other end; A screw shaft for exhaust gas installed in the guide body in a direction of a center line and having a screw wing installed to rotate about a center line; It is configured to include a driving device for the exhaust gas for rotating the screw shaft for the exhaust gas, characterized in that the exhaust gas is made to move along the screw blades of the screw shaft for the exhaust gas.

Between the screw shaft for the exhaust gas and the drive device for the exhaust gas is further installed to maintain the airtight to reduce the temperature change by using a cooling fluid to maintain the airtight, the airtight device for exhaust gas is cooled A cooling body having a fluid fluid passage formed therein and having an inner space and connected to the guide body; As a power transmission device consisting of a driven gear installed on the rotating shaft of the driving device for the exhaust gas for transmitting the rotational force of the driving device for the exhaust gas located in the interior space of the cooling body to the screw shaft for the exhaust gas and a driven gear installed on the screw shaft It is composed.

The guide body may be installed to be inclined upwardly from the inlet side toward the outlet side, and the guide body may be installed in multiple stages.

The pyrolysis device,

Pyrolysis furnace equipped with a screw shaft with a screw blade installed inside the heating furnace with a heating burner is installed, the indirect heating pyrolysis device configured to thermally decompose waste under high temperature and vacuum state by the indirect heating method, the screw shaft and rotating it Between the driving device for the air to further maintain the air tightness to reduce the temperature change by using the cooling fluid is installed,

The hermetic holding device,

A cooling body having a cooling fluid passage formed therein, the cooling body having an inner space and connected to the pyrolysis furnace; It consists of a 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.

The guide device of the exhaust gas containing the gas / oil for the pyrolysis device of the present invention made as described above, the exhaust gas discharged from the pyrolysis device is formed in the screw shaft and rotates while rotating in a spiral shape by the screw blade in the exhaust gas It can remove a large amount of fine particles (foreign matter) contained.

In addition, the fine particles can be recovered to prevent clogging caused by the fine particles, and by removing the fine particles in the exhaust gas, it is possible to increase the purity of the gas and oil collected in the device for separating and collecting the gas and oil. .

In addition, it is possible to prevent the destruction of the airtight state by the airtight holding device using the cooling fluid, so that the vacuum state of the indirect heating type pyrolysis device is a guide device of the exhaust gas containing the gas / oil for the pyrolysis device of the present invention It is also possible to prevent the phenomenon of being destroyed by.

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 the guide device for the exhaust gas containing the gas / oil for the pyrolysis device showing an embodiment of the present invention.
Figure 3 is a schematic cross-sectional view of a guide device for the exhaust gas containing a gas / oil for a pyrolysis device according to another embodiment of the present invention.
Figure 4 is a detailed schematic cross-sectional view of the airtight holding device installed in the guide device of the exhaust gas containing the gas / oil for the pyrolysis device of the present invention shown in FIG.
Figure 5 is a schematic cross-sectional view of a guide device for the exhaust gas containing a gas / oil for a pyrolysis device according to another embodiment of the present invention.
Figure 6 is a schematic cross-sectional view of the guide device for the exhaust gas including the gas / oil for the pyrolysis device and pyrolysis device of the indirect heating method for explaining an embodiment of the present invention.
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 directed to a gas / oil collecting device for a pyrolysis device that separates and collects the gas and oil to the exhaust gas containing the gas and oil discharged in a high temperature gas state from the pyrolysis device after pyrolyzing the waste into a pyrolysis device. It is a guide device of the exhaust gas containing the gas / oil for the pyrolysis device installed on the gas / oil guide tube.

With reference to the accompanying drawings showing an embodiment of the guide device for the exhaust gas including the gas / oil for a pyrolysis device of the present invention will be described in detail.

As shown in FIG. 6, the guide device 100 of the exhaust gas including the gas / oil for the pyrolysis apparatus of the present invention includes a gas which is pyrolyzed from the pyrolysis apparatus A and is discharged in a high-temperature gas state. It is installed on the guiding gas / oil supply pipe (C) to remove the fine particles contained in the exhaust gas.

Referring to Figure 2, the guide device 100 of the exhaust gas containing the gas / oil for the pyrolysis device, one side is installed on the gas / oil guide pipe for guiding the high-temperature exhaust gas is discharged by the pyrolysis device An inlet 111 is formed at the end and the guide body 110 formed at the outlet 112 at the other end, and installed in the direction of the center line 110 'in the guide body 110, with a center line 110' as the center. It is configured to include a screw shaft 120 for the exhaust gas formed with a screw blade 121 is installed to rotate, and a drive device for the exhaust gas 130 for rotating the screw shaft 120 for exhaust gas, It is made to rotate and move along the screw blade 121 of the screw shaft 120 for the exhaust gas installed in the content body (110).

The guide body 110 is usually made of a metal pipe (pipe) of the cylindrical shape, each of the inlet 111 and the inlet 111 and the outlet 112 formed on the other end is formed with a flange portion for easy installation , Made of a closed shape to maintain the airtightness, the horizontal line and the center line 110 'of the guide body 110 is formed to be inclined at a predetermined angle (θ) so that the outlet 112 side is the inlet 111 To be higher than This improves the flow of the exhaust gas, and prevents movement along the exhaust gas of the fine particles, and facilitates the discharge of the fine particles.

One end of one side of the exhaust gas screw shaft 120 is installed so as to pass through the bottom portion of one side of the guide body 110 to rotate the center line 110 ', the screw shaft for exhaust gas ( The sealing part 110-1 provided with a bearing for sealing (packing) P1 is formed to maintain the hermetic state while rotating supporting the 120.

The exhaust gas screw shaft 120 is installed to be concentric with the center line 110 'of the guide body 110 is installed to rotate about the center line (110'), both ends so as to be rotated Supported by a bearing or a packing acting as a bearing.

The screw shaft 120 for the exhaust gas is installed inside the guide body 110 to guide the movement of the exhaust gas rotates in a spiral shape by the screw blade 121.

As described above, the exhaust gas rotates in a spiral shape by the screw blades 121 formed on the screw shaft 120 for the exhaust gas, and the moving distance of the exhaust gas is increased, so that the fine particles in the exhaust gas do not move together with the exhaust gas, It is collected in the guide body (110).

The drive device for the exhaust gas 130 usually uses an electric motor, the drive device for the exhaust gas 130 is a screw shaft 120 for the discharge gas when the discharge of the fine particles collected in the guide body 110. With the configuration to drive (rotate), it is possible to use not only the forward / reverse rotation motor but also the one-way rotation motor.

3 and 4 show another embodiment of the present invention, the screw shaft 120 and the exhaust gas for the exhaust gas to prevent the airtight in the guide body 110 is destroyed by the high temperature exhaust gas It is a guide device 100 of the exhaust gas including the gas / oil for the pyrolysis device is further provided with an airtight holding device 140 for the exhaust gas between the driving device (130).

That is, the guide body 110 and the screw shaft 120 for the exhaust gas installed in the guide body 110 are expanded and contracted by various factors such as the temperature and presence of the hot exhaust gas being guided. Phenomenon occurs, and the bearing for sealing (packing) P1 is installed in the sealing portion (110-1) which is a part to maintain the airtight to support the screw shaft 120 by the expansion and contraction phenomenon This easily breaks and the airtight state is destroyed.

In order to prevent such a phenomenon, an expansion gas shrinkage phenomenon generated by the high temperature exhaust gas is installed between the exhaust gas screw shaft 120 and the exhaust gas driving device 130. To prevent the confidentiality from being destroyed.

3 and 4, the airtight holding device 140 for exhaust gas is provided with a sealing part 110-1 formed at a bottom surface of one side of the guide body 110 through which one end of the screw shaft 120 is installed. ) Is formed in the inlet and outlet for the inlet and outlet of the cooling fluid, the cooling fluid passage 141a is formed, has an inner space (141b) and the sealing portion 110 of the guide body 110 -1) is connected to the interior of the guide body 110, the cooling body 141 made of a sealed form and the drive for the exhaust gas located in the inner space (141b) of the cooling body 141 The prime mover 132 installed on the rotating shaft 131 of the driving device 130 for exhaust gas, which transmits the rotational force of the device 130 to the screw shaft 120 for the exhaust gas, and the driven gear 133 installed on the screw shaft 120. It consists of a power train consisting of

The drive gear 132 and the driven gear 133, which are the power transmission device, are preferably formed of a spur gear. This allows the driven gear 133 to move in the axial direction of the screw shaft 120 when the expansion and contraction of the screw shaft 120 for the exhaust gas according to the temperature change.

The rotating shaft 131 of the driving device 130 for exhaust gas is installed in parallel with the screw shaft 120, the bearing member (P2) for hermetic maintenance so that the interior of the cooling body 141 can be maintained in a vacuum state Is supported by.

The hermetic bearing member P2 has a relatively low internal temperature of the cooling body 141 due to the cooling fluid flow path 141a and a small change, so that the expansion and contraction of the rotation shaft 141 is small so that the hermetic state is easily destroyed. Will not be.

Referring to FIG. 5, the guide shafts 110 each having an exhaust gas screw shaft 120 installed therein and a driving device 130 for driving (rotating) the screw shaft 120 are provided in a zigzag form. It may be arranged in multiple stages.

The guide device 100 of the exhaust gas containing the gas / oil for the pyrolysis device of the present invention made as described above guides the exhaust gas discharged from the pyrolysis device (A) while rotating and moving in a spiral shape to increase the moving distance. The fine particles in the exhaust gas are separated and collected in the guide body 110, and the fine particles collected in the guide body 110 are rotated by the driving device 130 and transferred to the pyrolysis device A.
That is, the guide device 100 of the exhaust gas guides the exhaust gas to the screw shaft 120 installed in the guide body 110 and moves to rotate in a spiral shape, thereby changing the moving distance and the flow direction by a large amount by its own weight. The microparticles are collected in the guide body 110 due to the fall of the microparticles, and the microparticles collected in the guide body 110 are pyrolyzed by rotating the driving device 130 after the pyrolysis in the pyrolysis device A is completed. Transfer to (A) to remove microparticles.
In particular, when the screw shaft 120 is reversely rotated during the pyrolysis process, the fine particles contained in the exhaust gas may further increase the fall of the fine particles due to collision with the blades of the screw shaft 120.

In addition, the pyrolysis device (A) is connected to the guide device 100 of the exhaust gas containing the gas / oil for the pyrolysis device of the present invention as shown in Figure 6 by heating the waste to a high temperature in an indirect heating method in a vacuum state and It is a pyrolysis device for waste of indirect heating method that thermally decomposes oil and char.

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 the inlet and outlet of the cooling fluid is formed, the inside is made of a closed shape 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 guide device of the exhaust gas containing the gas / oil for the pyrolysis device of the present invention made as described above can obtain a high purity gas and oil by separating and removing the fine particles contained in the high temperature exhaust gas, By preventing the clogging of the gas / oil guiding pipe for guiding the exhaust gas, the utilization of the waste pyrolysis device may be increased, and thus the pyrolysis device may be further developed.

A: Pyrolysis device B: Gas / oil collection device
C: Gas / Oil Guidance Tube
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, 140: airtight holding device 51, 141: cooling body
51a, 141a: fluid flow path for cooling
100: exhaust gas guide device
110: guide body
120: screw shaft for exhaust gas
130: driving device for exhaust gas

Claims (6)

Guide body formed in the shape of a cylindrical tube installed on the gas / oil guide tube for guiding the high-temperature exhaust gas discharged by the pyrolysis device is formed at one end, the outlet 112 is formed at the other end 110; A screw shaft 120 for exhaust gas that is installed in the guide body 110 in a direction of a center line 110 'and has a screw wing 121 installed to rotate about the center line 110'; The exhaust gas is configured to include a drive device for the exhaust gas 130 for rotating the screw shaft 120 is made so that the exhaust gas to rotate and move along the screw blade 121 of the screw shaft 120 for the exhaust gas ,
Between the exhaust gas screw shaft 120 and the exhaust gas drive device 130 is further provided with an exhaust gas-tightening device 140 made to maintain the airtight by reducing the temperature change by using a cooling fluid,
The exhaust gas hermetic holding device 140 includes a cooling fluid passage 141a, a cooling body 141 having an inner space 141b and connected to the guide body 110; Rotating shaft 131 of the driving device 130 for exhaust gas for transmitting the rotational force of the driving device for exhaust gas 130 located in the inner space (141b) of the cooling body 141 to the screw shaft 120 for the exhaust gas. A guide device for exhaust gas comprising a gas / oil for a pyrolysis device, characterized in that it comprises a power transmission device consisting of a driven gear 132 and a driven gear 133 installed on the screw shaft 120). Guide body formed in the shape of a cylindrical tube installed on the gas / oil guide tube for guiding the high-temperature exhaust gas discharged by the pyrolysis device is formed at one end, the outlet 112 is formed at the other end 110; A screw shaft 120 for exhaust gas that is installed in the guide body 110 in a direction of a center line 110 'and has a screw wing 121 installed to rotate about the center line 110'; It is configured to include a driving device for the exhaust gas 130 for rotating the screw shaft 120 for the exhaust gas, the exhaust gas is made to rotate and move along the screw blade 121 of the screw shaft 120 for the exhaust gas Meanwhile,
The pyrolysis apparatus (A) is an indirect heating method in which a pyrolysis furnace (20) having a screw shaft (30) provided with a screw blade (31) is installed inside a heating furnace (10) in which a heating burner (11) is installed. It is an indirect heating type pyrolysis device configured to thermally decompose waste under high temperature and vacuum conditions, and maintains airtightness by reducing the temperature change by using a cooling fluid between the screw shaft 30 and the driving device 40 for rotating the waste. The airtight holding device 50 is configured to be further installed,
The hermetic holding device 50 includes: a cooling body 51 having a cooling fluid flow path 51a having an inner space 51b 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; Guide device for the exhaust gas comprising a gas / oil for a pyrolysis device, characterized in that consisting of a power transmission device consisting of a driven gear (43) installed on the screw shaft (30). 3. The method according to claim 1 or 2,
The guide body 110 is a guide device of the exhaust gas comprising a gas / oil for the pyrolysis device, characterized in that installed inclined upward in the inlet 111 side toward the outlet 112 side. 3. The method according to claim 1 or 2,
The guide body 110 is a guide device of the exhaust gas comprising a gas / oil for pyrolysis device, characterized in that installed in multiple stages. 3. The method of claim 2,
Guide device for the exhaust gas comprising a gas / oil for the pyrolysis device, characterized in that a plurality of through holes 32 are formed in the screw blades (31) formed in the screw shaft (30). delete

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