KR100939956B1 - Apparatus separating tar from waste oil - Google Patents

Abstract

PURPOSE: A tar removing apparatus is provided to improve purification treatment speed while producing refined oil of high purity by removing tar such as gum materials containing carbon and resin materials, and to easily collect the tar. CONSTITUTION: A tar removing apparatus includes a tar removal container, a first electrode(E1), a second electrode(E2), a high voltage generator, a collecting filter(170), a lower filter container(161), and an upper filter container(162). The lower filter container includes a bottom part and a lower side wall. The upper filter container includes an upper side wall. A plurality of curved parts(170-1) is formed towards upward and downward. The bottom part and the top part of the curved part are inserted between each lower and the upper side walls.

Description

Tar removing device {apparatus separating tar from waste oil}

Industrial Applicability The present invention relates to a carbon tablet containing carbon contained in refined oil purified by distillation under reduced pressure for industrial waste lubricating oil, waste hydraulic oil, waste cutting oil, etc. (hereinafter referred to as "waste oil") classified as industrial waste according to domestic legislation. The present invention relates to a tar removal apparatus capable of removing high-purity refined oil production and refining processing speed by removing a substance, a resinous substance, a non-nish and the like (hereinafter referred to as "tar").

Generally, waste oils generated by various machine tools, hydraulic machines, automobile engines, and general industries are reprocessed with refined oil refined by vacuum distillation, and used as fuel oil. However, tar components are not removed from existing refined oil. The problem is that the tar component adheres to equipment such as nozzles and promotes failure and aging when used as fuel oil.

In the case of "Removable Waste Oil Refining Equipment: Registration No. 10-0863154", which was previously patented and jointly applied by Korea Railroad Corporation and Samyoung Piltech Co., Ltd., a high vacuum dual vacuum chamber and tar collection for waste oil storage tank and purification during tar As it takes a long time to produce high-quality refined oil according to the refining method to circulate the filter repeatedly, the economic analysis of waste oil refinement is emerging when promoting the practical use.

Industrial Applicability The present invention relates to a carbon tablet containing carbon contained in refined oil purified by distillation under reduced pressure for industrial waste lubricating oil, waste hydraulic oil, waste cutting oil, etc. (hereinafter referred to as "waste oil") classified as industrial waste according to domestic legislation. It is intended to provide a tar removal apparatus capable of removing high-purity refined oil production and refining processing speed by removing substances, resinous substances, and non-nishes (hereinafter, referred to as “tar”).

The present invention is a tar removal apparatus (100, 1000) connected to the distillation column (10) to remove tar contained in the refined oil purified from the distillation column (10), the refined oil passing through the distillation column (10) Tar inlet and outlet troughs 120 and 1120; First and second electrodes E1 and E11 and E2 and E12 for charging tar included in the refined oil introduced into the tar removing barrels 120 and 1120; A high voltage generator for applying a high voltage between the first electrodes (E1, E11) and the second electrodes (E2, E12); The tar removal barrels 120 and 1120 are provided in the tar removal barrels 120 and 1120 to rotate by the flow of refined oil introduced into the tar removal barrels 120 and 1120, and the first electrodes E1 and E11 and the second electrodes E1 and E11. A collecting filter (170, 1170) disposed between and collecting tar included in the refined oil introduced into the tar removing barrel (120, 1120); It relates to a tar removal apparatus comprising a.

The present invention is the tar removal barrel 120, the rotary shaft 150 is installed in the vertical direction; A lower filter high connected radially to the lower portion of the rotation shaft 150 and having a lower sidewall 161-2 which is spaced apart from each other and extended upward from the bottom so that the lower end of the collection filter 170 is fitted. Orthodox 161; An upper filter having a top sidewall 162-2 connected radially to an upper portion of the rotation shaft 150 and formed in a shape corresponding to the bottom sidewall 161-2 so that an upper end of the collection filter 170 is fitted. Fixing barrel 162; Including, the collection filter 170 has a plurality of straight bent portion (170-1) is formed in the vertical direction, the lower end of the bent portion (170-1) is sandwiched between the lower side wall (161-2) It may be a filter of a wool material that is supported, and installed so that the upper end of the bent portion 170-1 is sandwiched between and supported by the upper sidewall 162-2.

In the present invention, the first electrode E1 has a lower end fitted between the lower sidewall 161-2 of one of the lower sidewalls 161-2 and the collection filter 170 and an upper end of the first electrode E1. 162-2 is a first mesh electrode interposed between the upper sidewall 162-2 and the collecting filter 170, and the second electrode E2 has a lower end at the lower sidewall 161-2. The upper side is inserted between the remaining lower sidewall 161-2 and the collection filter 170 and the upper end is sandwiched between the remaining upper sidewall 162-2 and the collection filter 170 among the upper sidewalls 162-2. It may be a second mesh electrode network protruding into.

In the present invention, the first mesh electrode network is installed so as to conduct electricity with the lower filter fixing cylinder 161 and the upper filter fixing cylinder 162, which is a grounded conductor, and the second mesh electrode network is connected to the lower portion by an insulator. It is installed to be insulated from the filter fixing cylinder 161 and the upper filter fixing cylinder 162, the second electrode connecting shaft 152 by the rotary shaft insulator 151 on the upper end of the rotary shaft 150 is the rotary shaft 150 And the second mesh electrode network is electrically connected to the second electrode connecting shaft 152 by a 2-1 electrode connecting line 152-1, and is electrically connected to the second electrode connecting shaft. The second electrode connecting line 152 is connected to the high voltage generator by a second electrode connecting line 152-2, and is connected to the circumferential surface of the second electrode connecting shaft 152 of the second electrode connecting shaft 152. Guide the relative movement with one end of the 2-2 electrode connecting line 152-2 fixed during rotation There is a guide groove (152-H) group to be formed.

In the present invention, the tar removal barrel 120 may include a first series installation tar removal barrel 121 installed in a plurality of neighbors in series to communicate with each other, the tar removal barrel 120 is the first 1 is installed in parallel with the tar removal barrel 121 in series, and may include a second series of tar removal barrel 122 installed in a plurality of neighbors in series to communicate with each other, the tar removal barrel 120 Tar particle sensor for measuring the tar particle size in the refined oil introduced into; On-off valve for controlling the outflow of the refined oil introduced into the tar removal barrel 120; It may include.

The present invention is a rotary shaft 1150 which is installed in the vertical direction to the tar removal barrel (1120); A lower rotating arm 1151 having one end connected to a lower portion of the rotating shaft 1150; The bottom of the collecting filter 1170 is provided with a bottom of the closed curved shape and the lower side wall (1161-2) which is spaced apart from each other from the inner end and the outer end of the bottom portion extending to the upper portion of the lower rotating arm (1151) A lower filter fixing tube 1161 connected to the other end; An upper rotating arm 1152 having one end connected to an upper portion of the rotating shaft 1150; An upper end side wall 1162-2 is formed in a closed curve shape so as to fit an upper end of the collection filter 1170 and has a shape corresponding to the lower side wall 1116-2, and the other end of the upper rotary arm 1152. An upper filter holder 1162 connected to the upper filter holder 1162; Including, the collection filter 1170 has a plurality of straight bent portion (1170-1) is formed in the vertical direction, the lower end of the bent portion 1170-1 between the lower side wall (1161-2) Fitted and supported, the upper end of the bent portion 1170-1 may be a filter of the wool (wool) material is inserted into the upper side wall (1162-2) and supported in a closed curve form.

In the present invention, the first electrode E11 has a lower end sandwiched between one of the lower sidewalls 1161-2 of the lower sidewalls 1161-2 and the collection filter 1170 and an upper end of the first electrode E11. 1162-2 is a first mesh electrode network that is interposed between the upper sidewall 1162-2 and the collection filter 1170 of one, and the second electrode E12 has a lower end at the lower sidewall 1116-2. One of the lower sidewalls 1161-2 and the collecting filter 1170, and an upper end of the upper sidewalls 1162-2 of the upper sidewall 1162-2, and the collection filter 1170 It may be a second mesh electrode network protruding into.

In the present invention, the first mesh electrode network is installed so as to conduct electricity with the lower filter fixing cylinder (1161) and the upper filter fixing cylinder (1162) that is a grounded conductor, the second mesh electrode network is the lower portion by the insulator It is installed to be insulated from the filter fixing cylinder 1161 and the upper filter fixing cylinder 1162, and the second electrode connecting shaft 1152 by the rotating shaft insulator 1151 at the upper end of the rotating shaft 1150, the rotating shaft 1150 And the second mesh electrode network are electrically connected to the second electrode connecting shaft 1152 by a 2-1 electrode connecting line 1152-1, and electrically connected to the second electrode connecting shaft ( 1152 is electrically connected to the high voltage generator by a second electrode connecting line 1152-2, and a rotation of the second electrode connecting shaft 1152 is formed on a circumferential surface of the second electrode connecting shaft 1152. Relative to one end of the second electrode connection line 1152-2 fixed in time A guide groove (1152-H) for guiding the copper can be formed.

In the present invention, a sludge moving groove 1121 is formed on a lower surface of the tar removing barrel 1120 along a trajectory formed when the lower filter fixing cylinder 1161 rotates, and the sludge moving groove 1121 is the sludge moving groove 1121. The tar removal tube 1120 may be connected to the sludge outflow groove 1122 extending to the outer end.

According to the present invention, since the first mesh electrode network, which is the first electrode, is grounded, and a negative voltage is applied to the second mesh electrode network, which is the second electrode, an electric field is formed inside the tar removing tube and included in the refined oil introduced into the tar removing tube. The charged tar (tar) is charged, and the charged tar (tar) is agglomerated and grown by the electric field to be adsorbed to the collecting filter has an advantage of excellent collection effect.

The present invention has an advantage in that a bent portion is formed in the collecting filter so that the contact area between the collecting filter and the charged tar is widened.

According to the present invention, as the collecting filter rotates with the rotating shaft by the flow of refined oil introduced into the tar removing container, the tar is prevented from being precipitated by the principle of centrifugal force, thereby improving the tar removal rate and easily collecting the tar to produce purified oil of high purity. There are advantages to it.

Hereinafter, with reference to the drawings will be described in detail an embodiment of the present invention.

Example 1

Example 1 relates to a tar removal apparatus according to the present invention.

1 is a block diagram of a waste oil purification apparatus to which Example 1 is applied, FIG. 2 is a cross-sectional view of Example 1, FIG. 3 is a detailed view of a lower filter fixing tube and an upper filter fixing tube of Example 1, and FIG. Shows a state diagram in which the collecting filter is mounted on the lower filter fixing barrel and the upper filter fixing barrel of the first embodiment.

Referring to FIG. 1, the waste oil purification apparatus to which the first embodiment is applied includes a distillation column 10, a tar removing device 100 and a storage tank 20.

The distillation column 10 may be a device for purifying waste oil by a distillation under reduced pressure.

The tar removal apparatus 100 according to the first embodiment is an apparatus for removing tar contained in the refined oil refined from the distillation column 10.

The storage tank 20 is for storing refined oil flowing out from the tar removal device 10.

Referring to FIG. 1, the tar removal apparatus 10 may be connected to the distillation column 10 through an inlet pipe 12 and to a storage tank 22 through an outlet pipe 22.

Referring to FIG. 2, the tar removing device 100 according to the first embodiment includes an outer cylinder 110 and a plurality of tar removing cylinders 120 installed inside the outer cylinder.

Referring to FIG. 2, the tar removal container 120 may include a first series installation tar removal container 121, a second series installation tar removal container 122, and a third series installation tar removal container 123. The first serial installation tar removal barrel 121 is installed in a plurality of neighbors in series to communicate with each other, the second serial installation tar removal barrel 122 is installed in a plurality of neighbors in series to communicate with each other, the third serial installation The tar removal container 123 is installed in a plurality of neighbors in series to communicate with each other. The 1st serial installation tar removal container 121, the 2nd serial installation tar removal container 122, and the 3rd serial installation tar removal container 123 are installed adjacent to each other in parallel. Accordingly, the refined oil introduced into the distillation column 10 through the inlet pipe 12 passes through the first tandem installation tar removal barrel 121, the second tantalization installation tar removal vessel 122, and the third tandem installation tar removal vessel 123. Branch into the inflow. In addition, the number of the 1st serial installation tar removal container 121, the 2nd serial installation tar removal container 122, and the 3rd serial installation tar removal container 123 may be the same.

2 and 3, the tar removal barrel 120 is provided with a rotation shaft 150 in the vertical direction. The rotating shaft 150 may be extrapolated to be rotatable to the support shaft 150-1 as a hollow shaft.

Referring to FIG. 3, the lower filter fixing barrel 161 having a straight line is radially connected to the lower portion of the rotation shaft 150. The lower filter fixing barrel 161 has a bottom side (not shown) and a lower side wall (161-2) extending upwardly spaced from each other from the bottom (not shown).

Referring to Figure 3, the upper portion of the rotating shaft 150 is a straight upper filter fixing cylinder 162 is connected in the radial direction. The upper filter fixing barrel 162 includes an upper sidewall 162-2 formed in a shape corresponding to the lower sidewall 161-2.

Referring to FIG. 4, a lower end portion of the collecting filter 170 is inserted into and supported by the lower filter fixing barrel 161, and an upper end portion of the collecting filter 170 is inserted into and supported by the upper filter fixing barrel 162. On the other hand, the collection filter 170 has a plurality of straight bent portion (170-1) is formed in the vertical direction, the lower end of the bent portion 170-1 is sandwiched between the lower side wall (161-2) is supported, and bent The upper end of the unit 170-1 is formed to be sandwiched and supported between the upper sidewalls 162-2. Meanwhile, the collecting filter 170 may be a filter made of wool. The collection filter 170 rotates along with the rotation shaft 150 by the flow of refined oil introduced into the tar removing barrel 120 to collect tar contained in the refined oil introduced into the tar removing barrel 120. .

Referring to FIG. 4, Embodiment 1 has a first electrode E1 and a second electrode E2. The first electrode E1 may be a first mesh electrode network, and the second electrode E2 may be a second mesh electrode network. The first electrode E1 has a lower end fitted between the lower sidewall 161-2 of one of the lower sidewalls 161-2 and the collection filter 170, and an upper end side of the upper sidewall of one of the upper sidewalls 162-2. 162-2 and the collection filter 170. The second electrode E2 has a lower end sandwiched between the remaining lower sidewall 161-2 and the collection filter 170 among the lower sidewalls 161-2, and an upper end portion of the second upper side wall 162-2. -2) may be inserted between the collection filter 170 and protrude upward. Mesh electrode network refers to a conductor formed in the form of a mesh. That is, Example 1 includes a first electrode E1 and a second electrode E2 for charging tar included in refined oil introduced into the tar removing barrel 120, and the first electrode E1. May be a first mesh electrode network, and the second electrode E2 may be a second mesh electrode network.

Referring to FIG. 4, the first mesh electrode network, which is the first electrode E1, is installed to be energized with the lower filter fixing cylinder 161 and the upper filter fixing cylinder 162. The lower filter fixing cylinder 161 and the upper filter are provided. Fixing cylinder 162 may be a conductor. Meanwhile, the lower filter fixing cylinder 161 may be grounded through the rotation shaft 150 that is the conductor. Meanwhile, the second mesh electrode network, which is the second electrode E2, is installed to be insulated from the lower filter fixing cylinder 161 and the upper filter fixing cylinder 162 by an insulator (not shown). The insulator (not shown) is provided between the lower filter fixing cylinder 161 and the second electrode E2 and between the upper filter fixing cylinder 162 and the second electrode E2, so that the second electrode E2 is formed. It is prevented from energizing the lower filter fixing cylinder 161 and the upper filter fixing cylinder 162.

Referring to FIG. 4, the rotating shaft insulator 151 is fixedly mounted on the upper end of the rotating shaft 150, and the second electrode connecting shaft 152, which is a conductor, is fixedly mounted on the upper end of the rotating shaft insulator 151. That is, the second electrode connecting shaft 152 is mounted on the rotary shaft 150 to be insulated from the rotary shaft 150 by the rotary shaft insulator 151.

Referring to FIG. 4, the second mesh electrode network, which is the second electrode E2, is electrically connected to the second electrode connecting shaft 152 by the second-first electrode connecting line 152-1.

Referring to FIG. 4, the second electrode connecting shaft 152 is connected to the high voltage generator (not shown) by the second electrode connecting line 152-2. A negative voltage may be applied to the second mesh electrode network which is the second electrode E2 through a high voltage generator (not shown). Meanwhile, the second-second electrode connecting line 152-2 provided in each tar removing tube 120 may be drawn out through an outlet (not shown) formed in the tar removing tube 120. When the tar removing container 120 is a conductor, an insulator (not shown) may be inserted into the outlet (not shown) to insulate the second-electrode connection line 152-2.

Referring to FIG. 4, a guide for guiding a relative movement with one end of the second electrode connecting line 152-2 when the second electrode connecting shaft 152 is rotated on the circumferential surface of the second connecting shaft 152. Grooves 152-H may be formed. The relative movement between the one end of the second electrode connecting line 152-2 fixed by the guide groove 152-H and the second electrode connecting shaft 152 may be smoothly performed.

In the first embodiment, since the first mesh electrode network, which is the first electrode E1, is grounded, and a negative voltage is applied to the second mesh electrode network, which is the second electrode E2, the tar removal tube 120 has an electric field. Is formed. On the other hand, a large amount of charges are generated by the corona discharge in the tar removal container 120, the charges to charge the tar (tar) contained in the refined oil introduced into the tar removal container 120. The charged tar is aggregated to grow and move by the electric field and adsorbed to the collecting filter 170. On the other hand, the bent part 170-1 is formed in the collection filter 170, and the contact area of the collection filter 170 and the charged tar becomes wide.

On the other hand, the first embodiment is to improve the tar removal rate by preventing the sedimentation of the tar on the principle of centrifugal force as the collection filter 170 is rotated with the rotary shaft 150 by the flow of the refined oil introduced into the tar removal barrel 120. Of course, there is an advantage that can easily capture the tar to produce purified oil of high purity

Although not shown in the drawings, Example 1 is a tar particle sensor (not shown) for measuring the tar particle size in the refined oil introduced into the tar removal container 120 and the outflow of the refined oil introduced into the tar removal container 120. It may have an on-off valve (not shown) to adjust the. Therefore, if the size of the tar particles measured in each tar removal container 120 is larger than the size of the scheduled tar particles, the tar removal operation in each tar removal container 120 is adjusted by adjusting the opening / closing valve (not shown) for a predetermined time. Can be extended.

On the other hand, in the case of the first embodiment it is assumed that a plurality of tar removal barrel 120 is provided in the outer cylinder 110, in the case of another embodiment, one tar removal barrel 120 may be provided in the outer cylinder 110. have.

Example 2

Example 2 relates to another tar removing apparatus according to the present invention.

FIG. 5 is a cross sectional view of Embodiment 2, FIG. 6 is a detailed view of the lower filter fixing tube and the upper filter fixing tube of Example 2, and FIG. 7 is collected in the lower filter fixing tube and the upper filter fixing tube of Example 2. The state diagram with a filter is shown.

Referring to FIG. 5, the tar removing device 1100 according to the second embodiment includes a tar removing container 1120.

5 and 6, the tar removal barrel 1120 is provided with a rotating shaft 1150 in the vertical direction. The rotating shaft 1150 may be extrapolated to be rotatable to the support shaft 1150-1 as a hollow shaft.

Referring to FIG. 6, the lower rotation arm 1151 of the straight line is connected to the lower portion of the rotation shaft 1150. That is, one side end of the lower rotating arm 1151 is connected in the radial direction so as to be rotatable integrally with the rotating shaft 1150.

Referring to FIG. 6, the lower filter fixing cylinder 1161 is integrally connected to the other end of the lower rotating arm 1151. Lower filter retainer bin 1161 has a bottom (not shown) and bottom sidewall 1161-2. The bottom portion (not shown) is formed in the shape of a closed curve. The lower sidewalls 1161-2 are spaced apart from the inner and outer ends of the bottom part (not shown) and extend upward.

Referring to FIG. 6, the upper rotation arm 1152 of the straight line is connected to the upper portion of the rotation shaft 1150. That is, one side end of the upper rotary arm 1152 is connected in the radial direction so as to be integrally rotatable with the rotary shaft 1150.

Referring to Figure 6, the other end of the upper rotary arm 1152, the upper filter fixing cylinder 1162 is integrally connected. The upper filter holding barrel 1162 has a pair of upper sidewalls 1162-2 corresponding to the lower sidewalls 1161-2. The upper sidewalls 1162-2 each form a closed curve and are formed to be spaced apart from each other to form an inner upper sidewall 1162-2 and the other to form an outer upper sidewall 1162-2.

Referring to FIG. 7, a lower end portion of the collecting filter 1170 is fitted into the lower filter fixing cylinder 1161, and an upper end portion of the collecting filter 1170 is fitted into the upper filter fixing cylinder 1162.

Referring to FIG. 7, the collection filter 1170 has a plurality of straight bent portions 1170-1 in the vertical direction, and the lower end of the bent portion 1170-1 is sandwiched between the lower sidewalls 1161-2. The upper end of the bent portion 1170-1 is fitted to the upper sidewall 1162-2 and is installed to protrude upward. Meanwhile, the collecting filter 1170 may be a filter made of wool. The capture filter 1170 rotates along with the rotating shaft 1150 by the flow of refined oil introduced into the tar removing container 1120, and collects tar included in the refined oil introduced into the tar removing container 1120. .

Referring to FIG. 7, the first embodiment includes a first electrode E11 and a second electrode E12 for charging tar included in refined oil introduced into the tar removal container 1120.

Referring to FIG. 7, the first electrode E11 has a lower end sandwiched between the lower sidewall 1161-2 of one of the lower sidewalls 1161-2 and the collecting filter 1170, and an upper end thereof is the upper sidewall 1162-2. ) May be a first mesh electrode network inserted between the upper sidewall 1162-2 and the collecting filter 1170. Accordingly, the first electrode E11 may be formed in a rectangular cylinder shape such that the lower end may contact one of the lower sidewalls 1161 and the upper end may contact one of the upper sidewalls 1162-2.

Referring to FIG. 7, the second electrode E12 has a lower end sandwiched between the remaining lower side wall 1161-2 and the collection filter 1170 of the lower side wall 1161-2, and an upper end of the second electrode E 12 is of the upper side wall 1162-2. The second mesh electrode network may be inserted between the remaining upper sidewalls 1162-2 and the collection filter 1170 to protrude upward. Accordingly, the second electrode E12 may be formed in a rectangular tube shape such that the lower end may contact the remaining lower sidewall 1116 and the upper end may contact the remaining upper sidewall 1162-2 to protrude upward.

Referring to FIG. 7, the first mesh electrode network, which is the first electrode E11, is installed to be energized with the lower filter fixing cylinder 1161 and the upper filter fixing cylinder 1162. The lower filter fixing cylinder 1161 and the upper filter are provided. Fixing cylinder 1162 may be a conductor. On the other hand, the lower filter fixing cylinder 1161 may be grounded through the rotating shaft 1150, which is a conductor. Meanwhile, the second mesh electrode network, which is the second electrode E12, is installed to be insulated from the lower filter fixing cylinder 1161 and the upper filter fixing cylinder 1162 by an insulator (not shown). The insulator (not shown) is provided between the lower filter fixing cylinder 1161 and the second electrode E12 and between the upper filter fixing cylinder 1162 and the second electrode E12, thereby providing a second electrode E12. It prevents it from energizing with the lower filter holding cylinder 1161 and the upper filter holding cylinder 1162.

Referring to FIG. 7, a rotating shaft insulator 1151 is fixedly mounted on an upper end of the rotating shaft 1150, and a second electrode connecting shaft 1152, which is a conductor, is fixedly mounted on an upper end of the rotating shaft insulator 1151. That is, the second electrode connecting shaft 1152 is mounted on the rotating shaft 1150 so as to be insulated from the rotating shaft 1150 by the rotating shaft insulator 1151.

Referring to FIG. 7, the second mesh electrode network, which is the second electrode E12, is electrically connected to the second electrode connecting shaft 1152 by the second-first electrode connecting line 1152-1.

Referring to FIG. 7, the second electrode connecting shaft 1152 is connected to the high voltage generator (not shown) by the second electrode connecting line 1152-2. A negative voltage may be applied to the second mesh electrode network that is the second electrode E12 through a high voltage generator (not shown). Meanwhile, the second-second electrode connection line 1152-2 provided in the tar removing container 1120 may be drawn out through an outlet (not shown) formed in the tar removing container 1120. When the tar removing container 1120 is a conductor, an insulator (not shown) may be inserted into the outlet (not shown) to insulate the second-electrode connection line 1152-2.

Referring to FIG. 7, a guide for guiding a relative movement with one end of the second electrode connecting line 1152-2 is displayed on the circumferential surface of the second connecting shaft 1152. Grooves 1152 -H may be formed. The relative movement between the one end of the second electrode connection line 1152-2 fixed by the guide groove 1152 -H and the second electrode connection shaft 1152 may be smoothly performed.

Referring to FIG. 5, a sludge moving groove 1121 is formed on a lower surface of the tar removing tube 1120 along a trajectory formed when the lower filter fixing tube 1161 rotates. The sludge moving groove 1121 is connected to the sludge outflow groove 1122 which extends to the outer side of the bottom surface of the tar removal tube 1120. Therefore, as the collection filter 1170 rotates, the tar settled inside the collection filter 1170 forming a square cylinder shape is moved along the sludge moving groove 1121 by the lower filter fixing cylinder 1161. Tar moving along the sludge moving groove 1121 may be discharged to the outside through the sludge outflow groove 1122.

Other matters which are not described are based on Example 1.

1 is a block diagram of a waste oil purification apparatus to which Example 1 is applied.

2 is a plan sectional view of the first embodiment;

Figure 3 is a detailed view of the lower filter holding barrel and the upper filter holding barrel of Example 1;

Figure 4 is a state in which the collecting filter is mounted on the lower filter fixing barrel and the upper filter fixing barrel of the first embodiment.

5 is a plan sectional view of the second embodiment;

Fig. 6 is a detailed view of the lower filter fixing barrel and the upper filter fixing barrel of Example 2;

Fig. 7 is a state in which a collecting filter is mounted on the lower filter fixing barrel and the upper filter fixing barrel of the second embodiment;

<Description of the symbols for the main parts of the drawings>

100: tar removal device 110: outer cylinder

120: tar removal barrel 150: rotary shaft

150-1: support shaft 151: rotary shaft insulator

152: second electrode connecting shaft 152-1: 2-1 electrode connecting line

152-2: 2-2 electrode connection line 152-H: Guide groove

E1: first electrode E2: second electrode

161: lower filter fixing cylinder 161-2: lower side wall

162: upper filter fixing cylinder 162-2: upper side wall

170: Collection filter

1100: tar removal device 1110: outer cylinder

1120: tar removal barrel 1150: rotary shaft

1150-1: support shaft 1151: rotary shaft insulator

1152: second electrode connecting shaft 1152-1: 2-1 electrode connecting line

1152-2: 2-2 electrode connection line 1152-H: guide groove

E11: first electrode E12: second electrode

1161: Lower filter holder 1161-2: Lower side wall

1162: upper filter holder 1162-2: upper side wall

1170: collection filter

Claims (11)

delete delete As a tar removal apparatus 100 connected to the distillation column 10 to remove tar contained in the refined oil from the distillation column 10, A tar removal barrel 120 through which the refined oil passing through the distillation column 10 flows in and out; A first electrode (E1) and a second electrode (E2) for charging tar included in the refined oil introduced into the tar removing container 120; A high voltage generator for applying a high voltage between the first electrode (E1) and the second electrode (E2); It is provided in the tar removal barrel 120 to rotate by the flow of the refined oil introduced into the tar removal barrel 120, disposed between the first electrode (E1) and the second electrode (E1). A collecting filter 170 for collecting tar included in the refined oil introduced into the 120; A rotary shaft 150 installed in the tar removal barrel 120 in a vertical direction; A lower filter high connected radially to the lower portion of the rotation shaft 150 and having a lower sidewall 161-2 which is spaced apart from each other and extended upward from the bottom so that the lower end of the collection filter 170 is fitted. Orthodox 161; An upper filter having a top sidewall 162-2 connected radially to an upper portion of the rotation shaft 150 and formed in a shape corresponding to the bottom sidewall 161-2 so that an upper end of the collection filter 170 is fitted. Fixing barrel 162; Including, The collection filter 170 has a plurality of straight bent portion (170-1) is formed in the vertical direction, the lower end of the bent portion (170-1) is sandwiched between the lower side wall (161-2) is supported, The upper end of the bent portion (170-1) is a filter made of wool (wool) material is installed so as to be sandwiched between the upper side wall (162-2), The first electrode E1 has a lower end sandwiched between one of the lower sidewalls 161-2 of the lower sidewalls 161-2 and the collection filter 170 and an upper end of the first electrode E1. A first mesh electrode network inserted between one upper sidewall 162-2 and the collection filter 170, The second electrode E2 has a lower end sandwiched between the remaining lower sidewall 161-2 and the collection filter 170 among the lower sidewalls 161-2, and an upper end of the second electrode E2 rests among the upper sidewalls 162-2. And a second mesh electrode network interposed between the upper sidewall (162-2) and the collection filter (170) to protrude upward. The method of claim 3, The first mesh electrode network is installed to be energized with the lower filter fixing cylinder 161 and the upper filter fixing cylinder 162 which are grounded conductors. The second mesh electrode network is installed to be insulated from the lower filter fixing cylinder 161 and the upper filter fixing cylinder 162 by an insulator, The second electrode connecting shaft 152 is mounted on the upper end of the rotating shaft 150 to be insulated from the rotating shaft 150 by the rotating shaft insulator 151. The second mesh electrode network is electrically connected to the second electrode connecting shaft 152 by a 2-1 electrode connecting line 152-1, The second electrode connecting shaft 152 is connected to be energized with the high voltage generator by the 2-2 electrode connecting line 152-2, On the circumferential surface of the second electrode connecting shaft 152 for guiding a relative movement with one end of the 2-2 electrode connecting line 152-2 fixed when the second electrode connecting shaft 152 is rotated. Tar removal device, characterized in that the guide groove (152-H) is formed. The method according to claim 3 or 4, The tar removal container 120 is a tar removal device, characterized in that it comprises a first serial installation tar removal barrel 121 is installed in a plurality of neighbors in series to communicate with each other. The method of claim 5, The tar removal container 120 includes a second series installation tar removal container 122 installed adjacently in parallel with the first serial installation tar removal container 121 and installed in a plurality of neighbors in series to communicate with each other. Tar removal apparatus characterized in that. The method of claim 6, A tar particle sensor for measuring tar particle size in the refined oil introduced into the tar removing container 120; On-off valve for controlling the outflow of the refined oil introduced into the tar removal barrel 120; Tar removal apparatus comprising a. delete As a tar removal device 1100 connected to the distillation column 10 to remove tar contained in the purified refined oil from the distillation column 10, A tar removal barrel 1120 through which the refined oil passing through the distillation column 10 flows in and out; A first electrode (E11) and a second electrode (E12) for charging tar included in the refined oil introduced into the tar removing container 1120; A high voltage generator for applying a high voltage between the first electrode (E11) and the second electrode (E12); The tar removing barrel 1120 is provided in the tar removing barrel 1120 to rotate by the flow of refined oil introduced into the tar removing barrel 1120, and disposed between the first electrode E11 and the second electrode E11. A capture filter 1170 for collecting tar included in the refined oil introduced into the 1120; A rotary shaft 1150 installed in the tar removal container 1120 in a vertical direction; A lower rotating arm 1151 having one end connected to a lower portion of the rotating shaft 1150; The bottom of the collecting filter 1170 is provided with a bottom of the closed curved shape and the lower side wall (1161-2) which is spaced apart from each other from the inner end and the outer end of the bottom portion extending to the upper portion of the lower rotating arm (1151) A lower filter fixing tube 1161 connected to the other end; An upper rotating arm 1152 having one end connected to an upper portion of the rotating shaft 1150; An upper end side wall 1162-2 is formed in a closed curve shape so as to fit an upper end of the collection filter 1170 and has a shape corresponding to the lower side wall 1116-2, and the other end of the upper rotating arm 1152. An upper filter holder 1162 connected to the upper filter holder 1162; Including, The collection filter 1170 has a plurality of straight bent portion 1170-1 is formed in the vertical direction, the lower end of the bent portion 1170-1 is sandwiched between the lower side wall (1161-2) and supported, The upper end of the bent portion (1170-1) is fitted to the upper side wall (1162-2) is supported and is a filter made of wool (wool) that is installed in a closed curve form, The first electrode E11 has a lower end sandwiched between the lower sidewall 1161-2 of one of the lower sidewalls 1161-2 and the collection filter 1170, and an upper end of the first electrode E11 is located between the upper sidewalls 1162-2. A first mesh electrode network fitted between one upper sidewall 1162-2 and the collection filter 1170, The second electrode E12 has a lower end sandwiched between the remaining lower sidewall 1161-2 and the collection filter 1170 of the lower sidewall 1161-2, and an upper end of the second electrode E12 rests among the upper sidewalls 1162-2. And a second mesh electrode network interposed between an upper sidewall (1162-2) and the collection filter (1170) to protrude upwards. The method of claim 9, The first mesh electrode network is installed to be energized with the lower filter fixing cylinder 1161 and the upper filter fixing cylinder 1162, which are grounded conductors. The second mesh electrode network is installed to be insulated from the lower filter fixing cylinder 1161 and the upper filter fixing cylinder 1162 by an insulator. The second electrode connecting shaft 1152 is mounted on the upper end of the rotating shaft 1150 so as to be insulated from the rotating shaft 1150 by the rotating shaft insulator 1151. The second mesh electrode network is electrically connected to the second electrode connecting shaft 1152 by a 2-1 electrode connecting line 1152-1, The second electrode connecting shaft 1152 is connected to be energized with the high voltage generator by the second electrode connecting line 1152-2, The circumferential surface of the second electrode connecting shaft 1152 for guiding a relative movement with one end of the second-2 electrode connecting line 1152-2 fixed when the second electrode connecting shaft 1152 is rotated. Tar removal apparatus, characterized in that the guide groove (1152-H) is formed. The method of claim 10, A sludge moving groove 1121 is formed on a lower surface of the tar removing barrel 1120 along a trajectory formed when the lower filter fixing cylinder 1161 rotates. The sludge moving groove (1121) is a tar removal device, characterized in that connected to the sludge outflow groove 1122 is formed to extend to the outer end of the bottom of the tar removal barrel (1120).

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