CN113786647B

CN113786647B - Online high-temperature separation and purification device and method for carbon black fuel oil

Info

Publication number: CN113786647B
Application number: CN202111338737.0A
Authority: CN
Inventors: 王卫东; 王志文; 王祥; 蒋兵
Original assignee: Shuoyuan New Materials Dongying Co ltd
Current assignee: Shuoyuan New Materials Dongying Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-02-15
Anticipated expiration: 2041-11-12
Also published as: CN113786647A

Abstract

The invention discloses a device and a method for separating and purifying carbon black fuel oil at high temperature on line, which belong to the technical field of carbon black fuel oil treatment equipment.

Description

Online high-temperature separation and purification device and method for carbon black fuel oil

Technical Field

The invention relates to the technical field of carbon black fuel oil treatment equipment, in particular to an online high-temperature separation and purification device and method for carbon black fuel oil.

Background

In the process of carbon black production, due to the particularity of production raw materials and the diversification of the raw materials, the reaction is often insufficient after the reaction, so that reactants are mixed together, so that the fuel oil in the reaction needs to be separated and purified, the process is complex, the actual purification method is single, and the separated fuel oil contains a part of impurities, in order to solve the problem, the patent with the application number of CN201510613555.8 discloses carbon black and a preparation method and a preparation device thereof, wherein the preparation method comprises the following steps: (A) the carbonaceous material is contacted with high-temperature plasma to carry out cracking reaction at the temperature of 1400 ℃ and 1800 ℃ to obtain a cracking product rich in acetylene; (B) the method has the advantages that the carbon black can be produced by taking at least one of coal, fuel oil and natural gas as a carbonaceous material, acetylene purification steps are reduced, the production flow of the carbon black is shortened, and the production cost is reduced. The device and the method are arranged on a carbon black fuel oil production line, can realize on-line separation and purification, have high automation degree, and ensure the quality of the produced carbon black fuel oil by using compression, centrifugation and purification methods.

Disclosure of Invention

Aiming at the technical problems, the technical scheme adopted by the invention is as follows: the device comprises a pressurizing device, a separating device and a purifying device, wherein the pressurizing device comprises a crude oil barrel, a liftable pressurizing plate and a valve plate for controlling a first oil outlet pipe to be opened are arranged in the crude oil barrel, the separating device comprises a purifying barrel and a driving device, the purifying barrel is communicated with the crude oil barrel through the first oil outlet pipe and a connecting hose, the purifying barrel is arranged on the driving device, and the driving device is used for driving the purifying barrel to rotate; the purification device include cartridge filter, third base, the purification bucket go out oil pipe and advance oil pipe through the second and be connected with the cartridge filter, the cartridge filter passes through the mounting bracket and installs on the third base, slidable mounting has the passageway of producing oil between cartridge filter and the third base, be equipped with the oil leak hole on the face that the cartridge filter is close to with the passageway of producing oil, the passageway of producing oil slide under pressure device's drive for carbon black fuel oil's outflow accelerates.

Further, pressure device still include first base, depression bar, the first end of depression bar link together with the pressure plate that sets up in crude oil barrel inside, the second end of depression bar rotates the first end of installing at the connecting rod, the second end of connecting rod rotate the first end of installing at the bull stick, the middle part of bull stick rotates and installs on branch, branch fixed mounting is on first base, the second end of bull stick rotates the expansion end of installing at the pneumatic cylinder, the pneumatic cylinder rotates and installs on first base.

Furthermore, the position of the rotating rod between the support rod and the connecting rod is rotatably provided with a first end of a second connecting rod, a second end of the second connecting rod is rotatably arranged at a first end of a fourth deflector rod, a second end of the fourth deflector rod is fixedly arranged on a second rotating shaft, the second rotating shaft is rotatably arranged on a first base, a first end of a third deflector rod is also fixedly arranged on the second rotating shaft, a second end of the third deflector rod is contacted with the first end of the second deflector rod, the second end of the second deflector rod is fixedly arranged on the first rotating shaft, the first rotating shaft is rotatably arranged on the first base, first ends of two first deflector rods are also fixedly arranged on the first rotating shaft, the two first deflector rods are respectively arranged at two sides of the original oil drum, second ends of the two first deflector rods are respectively rotatably connected with the first ends of the two first connecting rods, and the second end of the first connecting rod is rotatably arranged on the cross rod, the cross rod is fixedly arranged on the valve connecting rod.

Furthermore, the driving device comprises a mounting seat, the purification barrel is mounted on the mounting seat, two rotary columns are arranged on the mounting seat, the rotary columns are rotatably mounted on the bearing bush through bearings, the bearing bush is rotatably mounted on a support through bearings, the support is fixedly mounted on a second base, the mounting seat is mounted at a first end of a crank, a second end of the crank is fixedly mounted on an output shaft of a second motor, and the second motor is fixedly mounted on the second base.

Further, purification bucket inside be equipped with the heating ball that is used for heating carbon black fuel oil, the heating ball install on the second ring, the second ring rotates and installs on first ring, install the first end of driven arc board and second motor on the first ring respectively, the second end of driven arc board rotates and installs in purification barrel head portion, the second end fixed mounting of initiative arc board is on the output shaft of first motor, first motor fixed mounting is on the top cap, the top cap is installed in purification bucket upper end.

The purification device further comprises a first sliding block and a second sliding block, wherein the first sliding block and the second sliding block are fixedly installed on the oil outlet channel, the first sliding block and the second sliding block are respectively installed in the long groove on the third base in a sliding mode, springs are arranged between the two sides of the first sliding block and the two ends of the long groove, springs are arranged between the two sides of the second sliding block and the two ends of the long groove, the first sliding block is provided with a first end of a long connecting rod in a rotating mode, the second sliding block is provided with a first end of a connecting rod in a rotating mode, the second ends of the long connecting rod and the connecting rod are respectively installed on a short connecting rod in a rotating mode, the short connecting rod is arranged between the first sliding block and the second sliding block, the short connecting rod is fixedly installed on the rotating disc except for the circle center, and the circumference of the rotating disc is fixedly installed at the end portion of the first rotating shaft.

The separation and purification method utilizing the carbon black fuel oil on-line high-temperature separation and purification device comprises the following steps of:

the method comprises the following steps: injecting carbon black fuel oil to be separated and purified into a crude oil barrel, starting a hydraulic cylinder, pressurizing the carbon black fuel oil in a crude oil barrel, simultaneously opening a first oil outlet pipe communicated with the crude oil barrel and a purifying barrel, and pressing the carbon black fuel oil into the purifying barrel;

step two: starting a driving device, driving a purification barrel to rotate, centrifuging the carbon black fuel oil, heating the carbon black fuel oil by a heating ball in the purification barrel, driving the heating ball to rotate by a first motor, stirring the carbon black fuel oil, and evaporating moisture impurities in the carbon black fuel oil by the heating ball;

step three: leading-in purification device with carbon black fuel oil from separator through the second oil pipe, the cartridge filter among the purification device purifies carbon black fuel oil, and the oil outlet channel that is located the cartridge filter below slides between cartridge filter and third base, impels carbon black fuel oil to flow out from the cartridge filter, accomplishes separation purification.

Compared with the prior art, the invention has the beneficial effects that: (1) the pressurizing device provided by the invention compresses the mixture of the fuel oil, the raw oil, the water and part of the product after the cracking reaction to reduce the volume of the mixture, thereby facilitating the next separation and purification; (2) the separation device provided by the invention combines the physical principle to separate carbon black fuel oil, the substances are layered by combining the action of gravity and centrifugal force, and the fuel oil is separated by removing water according to the boiling point under the high-temperature environment, so that the separation is efficient and the effect is obvious; (3) the purification device provided by the invention realizes the purification and the efficient outflow of the fuel oil through the driving of the pressurizing device; (4) the invention combines the oil pressurizing, separating and purifying devices through linkage action, ensures the high efficiency of each link in the synchronous operation process, and realizes the online separation and purification.

Drawings

Fig. 1-5 are schematic views of the overall structure of the present invention.

FIG. 6 is a schematic view of the separating apparatus of the present invention.

FIG. 7 is a schematic structural diagram of a driving device according to the present invention.

FIG. 8 is a schematic view of the structure of the purification apparatus of the present invention.

Reference numerals: 101-a pressurizing device; 102-a separation device; 103-a purification device; 104-a first base; 105-a hydraulic cylinder; 106-strut; 107-rotating rods; 108-a fixation rod; 109-connecting rod; 110-a compression bar; 111-a valve linkage; 112-a cross-bar; 113-crude oil drum; 114-a first link; 115-a first driving lever; 116-a first shaft; 117-second deflector rod; 118-third deflector rod; 119-a second shaft; 120-fourth deflector rod; 121-a second link; 122-a first flowline; 123-connecting hoses; 124-a purification barrel; 125-a drive device; 126-a second flowline; 127-a first motor; 128-a top cover; 129-active arc plate; 130-a first ring; 131-a second ring; 132-a heating ball; 133-driven arc plate; 134-a mount; 135-a bearing; 136-rotating column; 137-bearing shell; 138-crank; 139-a second motor; 140-a second base; 141-a support; 142-an oil inlet pipe; 143-a filter cartridge; 144-a third base; 145-a mounting frame; 146-an oil outlet channel; 147-a spring; 148-long groove; 149-a first slide; 150-long connecting rod; 151-short link; 152-a turntable; 153-connecting rod; 154-second slider.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example (b): as shown in fig. 1-5, the on-line high-temperature separation and purification device for carbon black fuel oil comprises a pressurizing device 101, a separating device 102, and a purification device 103, wherein the pressurizing device 101 is connected with the separating device 102 through a first oil outlet pipe 122 and a connecting hose 123, the separating device 102 is connected with the purification device 103 through a second oil outlet pipe 126, the pressurizing device 101 is used for pressurizing the carbon black fuel oil to compress the carbon black fuel oil to be separated and purified, the separating device 102 is used for centrifugally separating the carbon black fuel oil to remove moisture impurities in the carbon black fuel oil, and the purification device 103 is used for purifying the centrifuged carbon black fuel oil.

As shown in fig. 1-5, the first base 104 of the pressure device 101 is a mounting platform of the pressure device 101, the cylinder body of the hydraulic cylinder 105 is rotatably mounted on the first base 104, the movable end of the hydraulic cylinder 105 is rotatably mounted on the first end of the rotating rod 107, the middle of the rotating rod 107 is rotatably mounted on the strut 106, the strut 106 is fixedly mounted on the first base 104, the second end of the rotating rod 107 is rotatably mounted on the first end of the connecting rod 109, the second end of the connecting rod 109 is rotatably mounted on the first end of the pressing rod 110, the second end of the pressing rod 110 is connected with a pressure plate disposed inside the crude oil barrel 113, the crude oil barrel 113 is mounted on the first base 104, the pressure device 101 is connected with the purification barrel 124 of the separation device 102 through the first oil outlet pipe 122 and the connecting hose 123, the fixing rod 108 is fixedly mounted on the strut 106, the pressing rod 110 is slidably mounted on the fixing rod 108, the first end of the second connecting rod 121 is rotatably mounted on the rotating rod 107 at a portion between the strut 106 and the connecting rod 109, the second end of the second connecting rod 121 is rotatably installed at the first end of the fourth deflector rod 120, the second end of the fourth deflector rod 120 is fixedly installed on the second rotating shaft 119, the second rotating shaft 119 is rotatably installed on the first base 104, the second rotating shaft 119 is also fixedly installed with one end of the third deflector rod 118, the second end of the third deflector rod 118 is contacted with the first end of the second deflector rod 117, the second end of the second deflector rod 117 is fixedly installed on the first rotating shaft 116, the first rotating shaft 116 is rotatably installed on the first base 104, the first rotating shaft 116 is fixedly installed with two first deflector rods 115, the two first deflector rods 115 are positioned at two sides of the original oil drum 113, the first end of the first connecting rod 114 is rotatably installed on the first deflector rod 115, the second end of the first connecting rod 114 is rotatably installed on the cross rod 112, the cross rod 112 is fixedly installed on the valve connecting rod 111, the valve connecting rod 111 is slidably installed on the original oil drum 113, the press rod 110 is slidably installed on the original oil drum 113, the lower end of the valve connecting rod 111 is fixedly provided with a valve plate, the valve plate is used for opening the first oil outlet pipe 122 to enable the carbon black fuel oil to flow into the separating device 102 from the first oil outlet pipe 122, when in use, the carbon black fuel oil is firstly injected into the crude oil barrel 113, the hydraulic cylinder 105 is started to enable the movable end in the hydraulic cylinder 105 to extend out, the rotating rod 107 is pushed to rotate around the supporting rod 106, the other end of the rotating rod 107 pushes the pressing rod 110 to press downwards through the connecting rod 109, the pressing rod 110 drives the pressing plate in the crude oil barrel 113 to compress the carbon black fuel oil, meanwhile, the second connecting rod 121 is pressed downwards in the rotating process of the rotating rod 107, the second connecting rod 121 drives the fourth deflector rod 120 to rotate, the included angle between the fourth deflector rod 120 and the third deflector rod 118 is 180 degrees, the fourth deflector rod 120 drives the third deflector rod 118 to rotate through the second rotating shaft 119, the third deflector rod 118 stirs the second deflector rod 117 to rotate, the second deflector rod 117 drives the first deflector rod 115 to rotate synchronously through the first rotating shaft 116, first driving levers 115 located on two sides of the crude oil barrel 113 rotate to drive first connecting rods 114 located on two sides of the crude oil barrel 113 to move upwards, the first connecting rods 114 drive the valve connecting rods 111 to ascend through the cross rod 112, the valve connecting rods 111 drive the valve plate located inside the crude oil barrel 113 to ascend, the first oil outlet pipe 122 is opened, and carbon black fuel oil enters the separation device 102 through the first oil outlet pipe 122 and the connecting hose 123.

As shown in fig. 4-7, the purifying barrel 124 of the separating device 102 is connected to a connecting hose 123, the connecting hose 123 is connected to a first oil outlet pipe 122, the first oil outlet pipe 122 is connected to a crude oil barrel 113, the purifying barrel 124 is mounted on a driving device 125, the driving device 125 includes a mounting base 134, the purifying barrel 124 is fixedly mounted on the mounting base 134, two rotating columns 136 are disposed on the mounting base 134, the rotating columns 136 are rotatably mounted on bearing bushes 137 through bearings 135, the bearing bushes 137 are rotatably mounted on a support 141 through bearings 135, the support 141 is fixedly mounted on a second base 140, the lower end of the mounting base 134 is rotatably mounted on one end of a crank 138, the other end of the crank 138 is fixedly mounted on an output shaft of a second motor 139, a second motor 139 is fixedly mounted on the second base 140, a first motor 127 is fixedly mounted on a top cover 128 at the upper end of the purifying barrel 124, a first end of a driving arc plate 129 is fixedly mounted on an output shaft of the first motor 127, the second end of the driving arc plate 129 is installed on the first ring 130, the second ring 131 is installed inside the first ring 130 in a rotating mode, the heating ball 132 is installed inside the second ring 131 in a rotating mode, the first end of the driven arc plate 133 is installed on the first ring 130, the second end of the driven arc plate 133 is installed at the bottom of the purifying barrel 124 in a rotating mode, carbon black fuel oil does centrifugal motion along with the rotation of the purifying barrel 124 inside the purifying barrel 124, due to the fact that the density of impurities is different from that of the carbon black fuel oil, separation of the impurities from the carbon black fuel oil is achieved, meanwhile, the heating ball 132 heats the carbon black fuel oil, molecular acceleration motion is promoted, centrifugal separation is facilitated, the heating ball 132, the second ring 131, the first ring 130 and the driving arc plate 129 rotate under the action of the first motor 127, and partial eddy currents, zigzag collision or narrow channels are formed in the carbon black fuel oil in the purifying barrel 124 to capture the carbon black fuel oil, Fine oil drops are gathered, the grain diameter of the oil drops is increased, and the retention time is reduced, so that a better separation effect is achieved.

As shown in fig. 8, the third base 144 of the purifying apparatus 103 is provided with two long slots 148, the filter cartridge 143 is fixedly mounted on the third base 144 through a mounting bracket 145, the oil inlet pipe 142 is fixedly mounted on the filter cartridge 143, the oil outlet passage 146 is disposed between the filter cartridge 143 and the third base 144, the oil outlet passage 146 is slidably mounted on the third base 144, an oil leakage hole is disposed on a surface of the filter cartridge 143 close to the oil outlet passage 146, the oil outlet passage 146 is fixedly mounted with a first slider 149 and a second slider 154, the first slider 149 and the second slider 154 are respectively slidably mounted inside the long slots 148, springs 147 are disposed between two sides of the first slider 149 and two ends of the long slots 148, springs 147 are disposed between two sides of the second slider 154 and two ends of the long slots 148, a first end of the long link 150 is rotatably mounted on the first slider 149, a first end of the link 153 is rotatably mounted on the second slider 154, a second end of the long link 150 and a second end of the link 153 are respectively rotatably mounted on the short link 151, the short connecting rod 151 is fixedly installed on the rotating disc 152 except for the circle center, the rotating disc 152 is coaxially and fixedly installed on the first rotating shaft 116, the first rotating shaft 116 drives the rotating disc 152 to rotate along with the rotation of the first rotating shaft 116, the rotating disc 152 drives the first sliding block 149 and the second sliding block 154 to slide on the long groove 148 through the short connecting rod 151, the connecting rod 153 and the long connecting rod 150 in a rotating mode, the oil outlet channel 146 is further driven to slide on the third base 144, and the dripping rate of carbon black fuel oil in the filter cartridge 143 is increased in the sliding process of the oil outlet channel 146.

The invention also discloses an online high-temperature separation and purification method of carbon black fuel oil, which comprises the following steps:

the method comprises the following steps: injecting carbon black fuel oil to be separated and purified into the crude oil barrel 113, starting the hydraulic cylinder 105, pressurizing the carbon black fuel oil in the crude oil barrel 113, simultaneously opening the first oil outlet pipe 122 which is communicated with the crude oil barrel 113 and the purifying barrel 124, and pressing the carbon black fuel oil into the purifying barrel 124;

step two: the driving device 125 is started to drive the purifying barrel 124 to rotate, the carbon black fuel oil is centrifuged, the heating ball 132 in the purifying barrel 124 heats the carbon black fuel oil, meanwhile, the first motor 127 drives the heating ball 132 to rotate, the carbon black fuel oil is stirred, and meanwhile, the heating ball 132 evaporates water impurities in the carbon black fuel oil;

step three: the carbon black fuel oil is guided into the purifying device 103 from the separating device 102 through the second oil outlet pipe 126, the filter cylinder 143 in the first ring 130 purifies the carbon black fuel oil, the oil outlet channel 146 located below the filter cylinder 143 slides on the filter cylinder 143, the carbon black fuel oil is caused to flow out of the filter cylinder 143, and impurities in the carbon black fuel oil are left in the filter cylinder 143, so that the separation and purification are completed.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and fall within the scope of the present invention.

Claims

1. The utility model provides an online high temperature separation purification device of carbon black fuel oil, includes pressure device (101), separator (102), purification device (103), its characterized in that: the pressure device (101) comprises a crude oil barrel (113), a pressure plate capable of lifting and falling and a valve plate for controlling the first oil outlet pipe (122) to be opened are arranged in the crude oil barrel (113), the separation device (102) comprises a purification barrel (124) and a driving device (125), the purification barrel (124) is communicated with the crude oil barrel (113) through the first oil outlet pipe (122) and a connecting hose (123), the purification barrel (124) is installed on the driving device (125), and the driving device (125) is used for driving the purification barrel (124) to rotate; the purification device (103) comprises a filter cylinder (143) and a third base (144), the purification barrel (124) is connected with the filter cylinder (143) through a second oil outlet pipe (126) and an oil inlet pipe (142), the filter cylinder (143) is mounted on the third base (144) through a mounting frame (145), an oil outlet channel (146) is mounted between the filter cylinder (143) and the third base (144) in a sliding mode, an oil leakage hole is formed in the surface, close to the oil outlet channel (146), of the filter cylinder (143), and the oil outlet channel (146) slides under the driving of the pressurizing device (101) and is used for accelerating the outflow of carbon black fuel oil;

the purifying device (103) further comprises a first sliding block (149) and a second sliding block (154), the first sliding block (149) and the second sliding block (154) are fixedly installed on the oil outlet channel (146), the first sliding block (149) and the second sliding block (154) are respectively installed in a long groove (148) on the third base (144) in a sliding mode, springs (147) are arranged between two sides of the first sliding block (149) and two ends of the long groove (148), springs (147) are arranged between two sides of the second sliding block (154) and two ends of the long groove (148), a first end of a long connecting rod (150) is installed on the first sliding block (149) in a rotating mode, a first end of a connecting rod (153) is installed on the second sliding block (154) in a rotating mode, second ends of the long connecting rod (150) and the connecting rod (153) are respectively installed on a short connecting rod (151) in a rotating mode, and the short connecting rod (151) is arranged between the first sliding block (149) and the second sliding block (154), the short connecting rod (151) is fixedly arranged on the position, except the circle center, of the rotary table (152), and the circumference of the rotary table (152) is fixedly arranged at the end part of the first rotating shaft (116);

the pressurizing device (101) further comprises a first base (104) and a pressure lever (110), wherein the first end of the pressure lever (110) is connected with a pressurizing plate arranged inside the crude oil barrel (113), the second end of the pressure lever (110) is rotatably arranged at the first end of a connecting rod (109), the second end of the connecting rod (109) is rotatably arranged at the first end of a rotating rod (107), the middle part of the rotating rod (107) is rotatably arranged on a supporting rod (106), the supporting rod (106) is fixedly arranged on the first base (104), the second end of the rotating rod (107) is rotatably arranged at the movable end of a hydraulic cylinder (105), and the hydraulic cylinder (105) is rotatably arranged on the first base (104);

a first end of a second connecting rod (121) is rotatably arranged at a position, which is positioned between the support rod (106) and the connecting rod (109), on the rotating rod (107), a second end of the second connecting rod (121) is rotatably arranged at a first end of a fourth deflector rod (120), a second end of the fourth deflector rod (120) is fixedly arranged on a second rotating shaft (119), a second rotating shaft (119) is rotatably arranged on the first base (104), a first end of a third deflector rod (118) is also fixedly arranged on the second rotating shaft (119), a second end of the third deflector rod (118) is contacted with a first end of a second deflector rod (117), a second end of the second deflector rod (117) is fixedly arranged on the first rotating shaft (116), the first rotating shaft (116) is rotatably arranged on the first base (104), first ends of two first deflector rods (115) are also fixedly arranged on the first rotating shaft (116), and two first deflector rods (115) are respectively arranged on two sides of an original oil drum (113), the second ends of the two first deflector rods (115) are respectively connected with the first ends of the two first connecting rods (114) in a rotating mode, the second ends of the first connecting rods (114) are installed on the cross rod (112) in a rotating mode, and the cross rod (112) is fixedly installed on the valve connecting rod (111).

2. The on-line high-temperature separation and purification device for carbon black fuel oil as claimed in claim 1, wherein: the driving device (125) comprises a mounting seat (134), the purifying barrel (124) is mounted on the mounting seat (134), two rotating columns (136) are arranged on the mounting seat (134), the rotating columns (136) are rotatably mounted on bearing bushes (137) through bearings (135), the bearing bushes (137) are rotatably mounted on a support (141) through the bearings (135), the support (141) is fixedly mounted on a second base (140), the mounting seat (134) is mounted at a first end of a crank (138), a second end of the crank (138) is fixedly mounted on an output shaft of a second motor (139), and the second motor (139) is fixedly mounted on the second base (140).

3. The on-line high-temperature separation and purification device for carbon black fuel oil as claimed in claim 2, wherein: purification bucket (124) inside be equipped with heating ball (132) that are used for heating carbon black fuel oil, heating ball (132) install on second ring (131), second ring (131) rotate and install on first ring (130), install the first end of driven arc board (133) and second motor (139) on first ring (130) respectively, the second end of driven arc board (133) is rotated and is installed in purification bucket (124) bottom, the second end fixed mounting of driving arc board (129) is on the output shaft of first motor (127), first motor (127) fixed mounting is on top cap (128), top cap (128) are installed in purification bucket (124) upper end.

4. The separation and purification method of the on-line high-temperature separation and purification device for carbon black fuel oil according to claim 3, characterized by comprising the following steps:

the method comprises the following steps: injecting carbon black fuel oil to be separated and purified into a crude oil barrel (113), starting a hydraulic cylinder (105), pressurizing the carbon black fuel oil in the crude oil barrel (113), simultaneously opening a first oil outlet pipe (122) of the crude oil barrel (113) communicated with a purifying barrel (124), and pressing the carbon black fuel oil into the purifying barrel (124);

step two: the driving device (125) is started, the purifying barrel (124) is driven to rotate, the carbon black fuel oil is centrifuged, the heating ball (132) in the purifying barrel (124) heats the carbon black fuel oil, meanwhile, the first motor (127) drives the heating ball (132) to rotate, the carbon black fuel oil is stirred, and meanwhile, the heating ball (132) evaporates water impurities in the carbon black fuel oil;

step three: and (3) introducing the carbon black fuel oil from the separation device (102) into the purification device (103) through the second oil outlet pipe (126), purifying the carbon black fuel oil by a filter cylinder (143) in the purification device (103), and enabling an oil outlet channel (146) positioned below the filter cylinder (143) to slide between the filter cylinder (143) and a third base (144) to promote the carbon black fuel oil to flow out of the filter cylinder (143), so that the separation and purification are completed.