CN115888522A - Petroleum coke mixing device - Google Patents

Petroleum coke mixing device Download PDF

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Publication number
CN115888522A
CN115888522A CN202310154803.1A CN202310154803A CN115888522A CN 115888522 A CN115888522 A CN 115888522A CN 202310154803 A CN202310154803 A CN 202310154803A CN 115888522 A CN115888522 A CN 115888522A
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China
Prior art keywords
shell
petroleum coke
casing
fixedly connected
mixing
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CN202310154803.1A
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Chinese (zh)
Inventor
边涛
王光军
高翠
刘仁杰
曲新笛
王岩
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Shandong Jiaoyiwang Digital Technology Co ltd
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Shandong Jiaoyiwang Digital Technology Co ltd
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Priority to CN202310154803.1A priority Critical patent/CN115888522A/en
Publication of CN115888522A publication Critical patent/CN115888522A/en
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Abstract

The invention relates to the technical field of petroleum coke blending, in particular to a petroleum coke blending device. Petroleum coke blending device, including first casing, the top rigid coupling of first casing has the second casing, and the top rigid coupling of second casing has the third casing, and the lateral surface of third casing is provided with the material receiving mouth, and the lateral surface of third casing corresponds the material receiving mouth and is provided with the mouth of blowing, is provided with supplementary bulk cargo subassembly in the third casing, is provided with compounding buffering subassembly in the second casing, is provided with mixed unloading subassembly in the first casing. According to the invention, the separation of petroleum coke with large particle size and small particle size is realized through the wind circulation of the air blowing port and the material receiving port in the first shell, and the petroleum coke with small particle size and different physicochemical properties are respectively mixed; primarily mixing petroleum cokes with different particle sizes after being mixed under the action of a mixing buffer component; the petroleum coke is finally mixed through the mixing and blanking assembly, and the petroleum coke with large motion potential energy is subjected to deceleration buffering.

Description

Petroleum coke blending device
Technical Field
The invention relates to the technical field of petroleum coke blending, in particular to a petroleum coke blending device.
Background
Petroleum coke is black solid coke produced by cracking and coking vacuum residue of petroleum at 500-550 ℃ in a coking device. The petroleum coke produced by the method has different physical and chemical properties such as sulfur, ash, volatile matter, trace elements and the like according to different production places of crude oil, can be used for the industries such as graphite preparation, smelting, chemical engineering and the like according to the quality of the petroleum coke, and can be accurately blended by petroleum cokes with different physical and chemical properties of different manufacturers to obtain high-quality petroleum cokes completely meeting the index requirements on the premise of considering the preparation cost and the like, and then the petroleum cokes are uniformly mixed to obtain the high-quality petroleum cokes meeting the industrial requirements.
The petroleum coke is crisp in texture and large in particle size difference, and comprises small-particle-size powdery petroleum coke and large-particle-size massive petroleum coke, so that the uniform mixing of the petroleum cokes with different physicochemical properties in the same particle size and the uniform distribution of the petroleum cokes with different particle sizes are ensured during the mixing of the petroleum cokes, and when the conventional petroleum coke mixing machine is used for mixing the petroleum cokes with different physicochemical properties, more friction exists between a mixing device and the petroleum cokes and between the petroleum cokes, the further powdering of the petroleum cokes is easily caused, the powder content in the mixed petroleum cokes is increased, and the quality of the mixed petroleum cokes is reduced.
Disclosure of Invention
In order to overcome the disadvantages proposed in the background art, the invention provides a petroleum coke mixing device with a separated multi-stage mixing function.
The technical scheme of the invention is as follows: petroleum coke mixing device, including the first shell, the first shell is provided with discharge pipeline and support frame, the top rigid coupling of first shell is connected with the second shell, the top rigid coupling of second shell is connected with the third shell, the top rigid coupling of third shell has the feed bin mouth of circumference equidistant distribution, the feed bin mouth passes through pipeline and third shell intercommunication, the discharge gate of feed bin mouth bottom is provided with feed valve, the third shell is square shell, the lateral surface of third shell all is provided with material receiving port in different level, adjacent material receiving port is mutually staggered, the circumference side of third shell is provided with blowing port respectively, the height of blowing port respectively with the different height of material receiving port corresponding, the second shell is provided with the second conveying pipeline of circumference equidistant distribution, the second conveying pipeline and adjacent material receiving port are connected through first conveying pipeline, the medial extremity of second conveying pipeline all faces the upside, one end of second conveying pipeline is provided with driving fan, driving fan passes through second shell, first shell installs driving motor, be provided with the auxiliary material mixing assembly that is used for auxiliary material dispersion and preliminary mixing assembly, the second mixing assembly is provided with the output shaft that is used for reducing the speed of mixed material and buffering the mixed material assembly again, the mixed material and the mixed material assembly is provided with the unloading motor rigid coupling in the unloading buffer assembly again, the unloading motor assembly.
Preferably, in the mouth of blowing of same level, the mouth of blowing that does not correspond with the material receiving opening all is provided with the gas drainage plate, and the gas drainage plate all is towards the material receiving opening of same level.
Preferably, the blowing port that is not relative with the material receiving port in the third casing is located and is provided with the material buffer board respectively, and the material buffer board is flexible material, and the material buffer board of same level all from top to bottom to adjacent material receiving port slope, and adjacent material buffer board is crisscross mutually.
Preferably, a material gathering partition plate is fixedly connected in the second shell, an air outlet is formed in the bottom of the second shell, the material gathering partition plate is an inverted truncated cone-shaped shell, and a dust removal cloth bag is arranged between the material gathering partition plate and the first shell.
Preferably, the auxiliary bulk cargo assembly comprises a first fixing frame, the first fixing frame is fixedly connected to the third shell, a first conical material distribution shell is fixedly connected to the top of the first fixing frame, the first fixing frame is rotatably connected with a centrifugal material discharge plate, a first transmission shaft is fixedly connected to the centrifugal material discharge plate, and the first transmission shaft is fixedly connected with the material mixing buffering assembly.
Preferably, the centrifugal blanking plate is a circular plate, the central axis of the first fixing frame and the central axis of the first transmission shaft are collinear, and the central axes of the first fixing frame and the first transmission shaft are located at the eccentric position of the centrifugal blanking plate.
Preferably, spoilers are fixedly connected to the bottom of the centrifugal blanking plate at even intervals in the circumferential direction, and the spoilers incline in the same direction from top to bottom.
Preferably, compounding buffering subassembly is including the second mount, the second mount rotates to be connected in the second casing, the bottom rigid coupling of second mount has first buffering filter, first buffering filter is flexible material, the downside of first buffering filter has second buffering filter through the fixed block rigid coupling, rotate between second mount and the second buffering filter and install the water conservancy diversion leaf fan, inclination is all personally submitted with the level to the flabellum of water conservancy diversion leaf fan, the medial extremity of flabellum and the inclination of horizontal plane are greater than the inclination of its outside end and horizontal plane, the pivot rigid coupling of water conservancy diversion leaf fan has the first scraper blade of symmetric distribution, second buffering filter rigid coupling has the second transmission shaft, second transmission shaft and mixed unloading subassembly rigid coupling.
Preferably, mix unloading subassembly including the drive sleeve axle, the drive sleeve axle rotates and installs bottom in first casing, driving motor's output shaft fixed mounting has the third transmission shaft, the third transmission shaft runs through first casing, be connected through straight gear set transmission between third transmission shaft and the drive sleeve axle, the equal rotation of axial not co-altitude of drive sleeve axle is connected with the compounding commentaries on classics board of symmetry, be connected through bevel gear set transmission between third transmission shaft and the compounding commentaries on classics board, compounding commentaries on classics board rigid coupling has first stock guide, the top rigid coupling of drive sleeve axle has second toper to divide the material shell.
Preferably, the inner wall of the first shell is uniformly provided with second material guide plates at equal intervals, and the bottom of the driving sleeve shaft is fixedly connected with a second scraper attached to the bottom in the first shell.
Through the invention content, the invention has the beneficial effects that: the separation of petroleum cokes with large particle size and small particle size is realized through wind circulation of the air blowing port and the material receiving port in the third shell, the petroleum cokes with small particle size and different physical and chemical properties are respectively mixed, and the petroleum cokes with large particle size and different physical and chemical properties are mixed by matching with a material buffer plate; the petroleum cokes with different particle sizes which are mixed are primarily mixed under the action of a mixing buffering assembly, a flow guide vane fan is driven to rotate to mix the petroleum cokes under the action of upward air flow of a second conveying pipe, the petroleum cokes are dispersed through a first buffering filter plate and a second buffering filter plate and then gathered at a material gathering partition plate, the mixing effect of the petroleum cokes with different particle sizes is improved, meanwhile, the petroleum cokes falling into a second shell of a third shell are buffered by the aid of wind power of the second conveying pipe, and the petroleum cokes are prevented from being powdered intensively in the mixing process; the petroleum coke which is primarily mixed and has large movement potential energy is decelerated and buffered through the mixing and blanking assembly, and is tumbled and mixed again, so that the mixing degree of the petroleum cokes with different particle sizes is further increased.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a perspective sectional view of the first and second housings according to the present invention.
Fig. 3 is a perspective sectional view of a third housing and an auxiliary bulk assembly according to the present invention.
Fig. 4 is a bottom view of the centrifugal blanking plate and the spoiler in a three-dimensional structure according to the present invention.
Fig. 5 is a schematic perspective view of the relative positions of the air blowing port, the material receiving port and the material buffer plate according to the present invention.
Fig. 6 is a schematic perspective view of the mixing material buffering assembly and the mixing and blanking assembly of the present invention.
Fig. 7 is an exploded perspective view of the compounding buffer assembly of the present invention.
Fig. 8 is a perspective sectional view of the hybrid blanking assembly of the present invention.
Labeled as: 1-a first shell, 2-a second shell, 3-a third shell, 4-a feed bin port, 5-a feed valve, 6-an air blowing port, 7-a receiving port, 8-a first feed delivery pipe, 9-a second feed delivery pipe, 10-a driving fan, 11-a driving motor, 12-an air flow guide plate, 13-a material buffer plate, 14-an auxiliary bulk material component, 141-a first fixing frame, 142-a first conical feed distribution shell, 143-a centrifugal feed stripper, 144-a spoiler, 145-a first transmission shaft, 15-a material mixing buffer component, 151-a second fixing frame, 152-a first buffer filter plate, 153-a second buffer filter plate, 154-a guide vane fan, 155-a first scraper, 156-a second transmission shaft, 16-a material mixing feed component, 161-a driving sleeve shaft, 162-a third transmission shaft, 163-a straight gear set, 164-a bevel gear set, 165-a material mixing rotating plate, 166-a second conical filter plate, 167-a second conical feed distribution shell, 168-a second partition plate, a scraper, 17-a dust collection bag, 18-a dust collection bag, 169.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description, but the invention is not limited to the scope of protection and application.
Example 1
A petroleum coke mixing device is shown in figures 1-3 and comprises a first shell 1, wherein the bottom of the first shell 1 is fixedly communicated with a discharge pipeline, a support frame is fixedly arranged on the first shell 1, the top of the first shell 1 is fixedly connected and communicated with a second shell 2, the top of the second shell 2 is fixedly connected and communicated with a third shell 3, the top of the third shell 3 is circumferentially fixedly connected with three feeding bin openings 4, the three feeding bin openings 4 are respectively used for synchronous blanking of petroleum coke with different physicochemical properties, a pipeline is communicated between each feeding bin opening 4 and the third shell 3, a bottom discharge port of each feeding bin opening 4 is provided with a feeding valve 5 for controlling blanking of the petroleum coke, the third shell 3 is a square shell, the outer side surface of the third shell 3 is respectively provided with receiving ports 7 at different horizontal heights, the receiving ports 7 are provided with four layers, and the four receiving ports 7 are respectively positioned on four circumferential side surfaces of the third shell 3, each side face of the third shell 3 in the circumferential direction is respectively provided with three air blowing openings 6, the three air blowing openings 6 of each side face of the third shell 3 correspond to the height of the material receiving openings 7 of the other three side faces of the third shell 3, air blowing openings 6 which are not opposite to the material receiving openings 7 in the air blowing openings 6 with the same horizontal height are respectively provided with an air guiding plate 12, the air guiding plates 12 face the material receiving openings 7 with the same horizontal height, air flow of the air blowing openings 6 at two sides assists petroleum coke to transfer to the material receiving openings 7 with the same height through the air guiding plates 12, the second shell 2 is provided with second material conveying pipes 9 which are distributed in the circumferential direction, a first material conveying pipe 8 is communicated between each second material conveying pipe 9 and the adjacent material receiving openings 7, the end openings at the inner side of each second material conveying pipe 9 face the upper side, and the outer side end of each second material conveying pipe 9 is provided with a driving fan 10, drive fan 10 passes through the mounting bracket rigid coupling in second casing 2, driving motor 11 is installed to first casing 1, be provided with supplementary bulk cargo subassembly 14 in the third casing 3, supplementary bulk cargo subassembly 14 is used for dispersing the blending to the petroleum coke of different physicochemical properties, be provided with compounding buffering subassembly 15 in the second casing 2, compounding buffering subassembly 15 is used for buffering the petroleum coke, and mix the petroleum coke of different particle sizes, be provided with mixed unloading subassembly 16 in the first casing 1, it is used for slowing down and the unloading of homogeneous mixing and supplementary petroleum coke to mix unloading subassembly 16 to mix the petroleum coke after, 11 output shafts of driving motor and the rigid coupling of mixed unloading subassembly, supplementary bulk cargo subassembly 14, compounding buffering subassembly 15 and mix between the unloading subassembly 16 looks rigid coupling.
As shown in fig. 2, 5 and 6, the blowing port 6, which is not opposite to the receiving port 7, in the third casing 3 is provided with a material buffer plate 13 made of a flexible material, the material buffer plate 13 is used for buffering the falling of petroleum coke and increasing the stroke of the petroleum coke in the third casing 3, the material buffer plates 13 at the same level are all inclined from top to bottom to the adjacent receiving port 7, and the adjacent material buffer plates 13 are staggered, which is beneficial to the collection of the petroleum coke with small particle size into the receiving port 7, a material gathering partition plate 17 is fixedly connected in the second casing 2, an air outlet is arranged at the bottom of the second casing 2, the material gathering partition plate 17 is an inverted frustum-shaped casing, the material gathering partition plate 17 is used for gathering the petroleum coke for mixing, and a dust removal cloth bag 18 is arranged between the material gathering partition plate 17 and the first casing 1.
When the device is used for uniformly mixing a plurality of petroleum cokes with different grain sizes and different physical and chemical properties, the driving fan 10, the driving motor 11 and the external wind power device are started, the external wind power device supplies wind to the wind blowing port 6, wherein the wind power of the wind blowing port 6 positioned on the upper side is smaller than the wind power of the wind blowing port 6 adjacent to the lower side, then the petroleum cokes with different grain sizes are respectively sent to the material receiving ports 7 with different horizontal heights by the airflow of the wind blowing port 6, the flowing speed of the petroleum cokes is adjusted by the feeding valve 5, different petroleum cokes enter the third shell 3 from the top end thereof, the petroleum cokes firstly fall onto the auxiliary bulk cargo assembly 14, the falling speed of the petroleum cokes downwards is slowed down by the auxiliary bulk cargo assembly 14, the petroleum cokes are dispersed and then fall downwards, and the auxiliary bulk cargo assembly also plays a role of primary mixing on different petroleum cokes in the process, the falling-down scattered petroleum cokes are blown by wind power of the air blowing port 6 in the falling process, the petroleum cokes with small particle sizes are blown into the material receiving ports 7 with different heights by the wind power, wherein the petroleum cokes with smaller particle sizes are blown into the material receiving port 7 on the upper side, the petroleum cokes with larger particle sizes are blown into the material receiving port 7 on the lower side, in the process, the petroleum cokes with different components drop simultaneously in the feeding process from the material inlet 4 to the third shell 3, so that the mixing of the petroleum cokes with different components with small particle sizes is completed by the blowing of the wind power, the petroleum cokes with large particle sizes fall freely, the petroleum cokes are baffled by the material buffer plates 13 with different heights and staggered, the falling speed of the petroleum cokes downwards is slowed down, the powdering of the petroleum cokes in the mixing process with large particle sizes is reduced, and the falling time of the petroleum cokes with large particle sizes is prolonged by the material buffer plates 13, the in-process that falls down at big particle diameter petroleum coke blocks through material buffer plate 13 of co-altitude with the guide effect production mixing effect, petroleum coke baffling rolls makes its inside small particle diameter petroleum coke that can be blown pass through the filtration hole of material buffer plate 13 and is sieved by the high efficiency, material buffer plate 13 inclines to receiving port 7 and is convenient for the small particle diameter petroleum coke to sieve out and then internal transfer of material receiving port 7, the petroleum coke that gets into in receiving port 7 bloies through mouth 6 of blowing and the combined action of driving fan 10, be insufflated in second casing 2 through first conveying pipeline 8 and second conveying pipeline 9, because second conveying pipeline 9 medial extremity mouth up, because petroleum coke air mixture flows from bottom to top in getting into second casing 2, ascending air current plays the cushioning effect to the petroleum coke that drops down, whole pressure is higher than atmospheric pressure because mouth 6 of blowing and the combined action of driving fan 10 in the third casing 3, the petroleum coke is whole to the second casing 2 internal transfer that moves along with the air current.
The mixed petroleum coke entering the second shell 2 is matched with a mixing buffer component 15, the air flow discharged from the second conveying pipe 9 acts on the mixing buffer component 15, the mixing buffer component 15 buffers the petroleum coke with large particle size and mixes the petroleum coke with large particle size with small particle size, the petroleum coke mixed by the mixing buffer component 15 has large integral movement potential energy, the petroleum coke enters the first shell 1 together downwards after being gathered by a material gathering partition plate 17, the petroleum coke movement potential energy is offset and mixed again by matching with a mixing blanking component 16, the mixed petroleum coke is discharged finally through a discharge hole of the first shell 1, an air blowing port 6 and a driving fan 10 intake air into the second shell 2 and the third shell 3, most of the air flow is discharged through an air outlet of the second shell 2 after being dedusted by a dedusting cloth bag 18, a small part of the air flow assists in accelerating the discharging process of the petroleum coke, and the driving fan 10, the driving motor 11 and an external wind power device are closed after the petroleum coke is mixed.
Example 2
On the basis of embodiment 1, as shown in fig. 3, the auxiliary bulk cargo assembly 14 includes a first fixing frame 141, the first fixing frame 141 is fixedly connected to the top of the third casing 3, the top of the first fixing frame 141 is fixedly connected to a first conical material-distributing casing 142 for circumferentially distributing petroleum coke, the first fixing frame 141 is rotatably connected to a centrifugal material-discharging plate 143, the centrifugal material-discharging plate 143 is a circular plate, the aperture of a filter hole on the centrifugal material-discharging plate is between the particle size ranges of petroleum coke, the central axis of the first fixing frame 141 and the central axis of the first transmission shaft 145 are collinear, and the central axes of the first fixing frame and the first transmission shaft are located at eccentric positions of the centrifugal material-discharging plate 143, the eccentric rotation of the centrifugal material-discharging plate 143 is helpful to increase the range and uniformity of material discharging, the centrifugal material-discharging plate 143 is fixedly connected to a first transmission shaft 145, and the first transmission shaft 145 is fixedly connected to the material-mixing buffer assembly 15.
As shown in fig. 4, the bottom of the centrifugal blanking plate 143 is fixed with spoilers 144 at regular intervals, the spoilers 144 are inclined from top to bottom in the same direction, and the rotation of the spoilers 144 helps to isolate the upward flow of air under the spoilers 144.
As shown in fig. 6 and 7, the mixing buffer assembly 15 includes a second fixing frame 151, the second fixing frame 151 is rotatably connected in the second casing 2, a first buffer filter plate 152 is fixedly connected to the bottom of the second fixing frame 151, the first buffer filter plate 152 is made of a flexible material and prevents hard contact with petroleum coke, thereby reducing powdering of the petroleum coke during mixing, the first buffer filter plate 152 is provided with filter holes, the aperture of the filter holes on the first buffer filter plate 152 is in the middle of the particle size range of the petroleum coke, the lower side of the first buffer filter plate 152 is fixedly connected with a second buffer filter plate 153 through a fixing block, the first buffer filter plate 152 and the second buffer filter plate 153 are both of a circular truncated cone structure, the two relatively form a gyro-shaped structure, a guide vane fan 154 is rotatably installed between the second fixing frame 151 and the second buffer filter plate 153, the guide vane fan 154 has an inclination angle with the horizontal plane, a through hole is provided on the guide vane fan 154 for reducing the contact area with the petroleum coke, the guide vane fan 154 is driven by the discharged air flow of the second guide vane fan 9 to rotate to mix the petroleum coke, the inner side end of the fan is larger than the inclination angle of the guide vane fan 154 with the horizontal plane, a rotation shaft 155 of the first buffer filter plate 153 fixedly connected with a second buffer scraper blade for supporting assembly for supporting the second buffer scraper blade, and a second buffer scraper blade 155 for supporting the second buffer scraper blade for the second buffer plate 155, the second buffer plate 156, the second buffer plate for the second buffer scraper blade for the second buffer plate during the second feeder, the second feeder assembly for the second feeder scraper blade, the second feeder is fixedly connected to be fixedly connected, the second feeder assembly.
As shown in fig. 6 and 8, the mixing and blanking assembly 16 includes a driving sleeve shaft 161, the driving sleeve shaft 161 is rotatably mounted at the bottom of the first housing 1, an output shaft of the driving motor 11 is fixedly mounted with a third transmission shaft 162, the third transmission shaft 162 penetrates through the first housing 1 and is located in the driving sleeve shaft 161, the third transmission shaft 162 is in transmission connection with the driving sleeve shaft 161 through a straight gear set 163, the straight gear set 163 is composed of a spur gear fixedly connected to the third transmission shaft 162, a transmission gear rotatably mounted on the first housing 1 and a toothed ring fixedly connected to the driving sleeve shaft 161, three pairs of mixing rotating plates 165 are rotatably connected to the driving sleeve shaft 161 at different axial heights, the third transmission shaft 162 is in transmission connection with the mixing rotating plates 165 through a bevel gear set 164, the bevel gear set 164 is composed of three bevel gears, the middle driving bevel gear set 162 is fixedly connected to the third transmission shaft 162, the transmission ratio of the uppermost bevel gear set 164 is greater than that of the middle bevel gear set 164, the two bevel gears are in the same driving direction and opposite to the rotating direction of the driving sleeve shaft 161, the middle driving bevel gear set 164 is greater than that the middle driving bevel gear set 165, the second mixing rotating plates 165 are fixedly connected to the bottom of the second mixing rotating plates 165, the inner wall of the second mixing shell 165 is fixedly connected to the second mixing shell 165, and the inner wall of the second mixing shell 165, and the second mixing shell 165 are fixedly connected to the second mixing shell 165, and the inner wall of the second mixing shell 165, and the second shell 165, and the inner wall of the second shell 165.
After the driving motor 11 starts, the driving motor 11 drives the auxiliary bulk cargo assembly 14, the mixing buffering assembly 15 and the mixing blanking assembly 16 to rotate together, wherein the auxiliary bulk cargo assembly 14 rotates to assist the petroleum coke dispersing, scattering and mixing processes to specifically be: the first transmission shaft 145 drives the centrifugal blanking plate 143 to eccentrically and clockwise rotate around the first fixing frame 141, when petroleum coke in the upper feeding bin opening 4 falls downward, the petroleum coke firstly falls onto the first conical material distribution shell 142 to be evenly distributed in the circumferential direction, and then is dispersed to the upper side face of the centrifugal blanking plate 143, in the process, the petroleum coke falling downward on the upper side is mixed along with the rotation of the centrifugal blanking plate 143, part of the petroleum coke with small and medium particle sizes directly falls downward through the centrifugal blanking plate 143, the rest of the petroleum coke is evenly and downward sprinkled under the action of the rotational centrifugal force of the centrifugal blanking plate 143, the petroleum coke on the centrifugal blanking plate 143 is eccentrically and eccentrically sprinkled in the circumferential direction in a staggered manner due to the eccentric rotation of the centrifugal blanking plate 143, the scattering uniformity of the petroleum coke falling on the centrifugal blanking plate 143 is further improved, after the petroleum coke on the upper side is dispersed, the dispersed petroleum coke is matched with the wind power of the opening 6, the dispersed petroleum coke is screened and then mixed, and in the centrifugal blanking plate 143, the spoiler 144 at the bottom rotates clockwise to generate a damper, the effect of upward airflow in the third shell 3 is reduced, and the effect of downward movement of the petroleum coke in the centrifugal blanking plate 3 is favorable for preventing the high-pressure blowing gas from falling into the third shell 143.
When petroleum coke in the third shell 3 passes through the material mixing buffer component 15, the petroleum coke is mixed again through the material mixing buffer component 15, wherein the petroleum coke is mainly mixed with petroleum coke with different specifications in large particle size, after the large-particle-size petroleum coke falls into the second shell 2, the large-particle-size petroleum coke falls onto the first buffer filter plate 152, because the first buffering filter 152 is made of soft material, the petroleum coke is prevented from hard collision with the first buffering filter 152 to aggravate the fracture, and the first buffer filter plate 152 filters part of petroleum coke with a large particle size and a small particle size and moves downwards, the petroleum coke with larger particle size slides down along the circumferential direction of the first buffering filter plate 152, after the driving motor 11 is started, the mixing and blanking assembly 16 drives the second buffering filter plate 153 and the second fixing frame 151 to rotate together through the second transmission shaft 156, the second fixing frame 151 drives the first buffering filter plate 152 to mix the petroleum coke with larger particle size, and after the petroleum coke with smaller particle size falls between the first buffering filter plate 152 and the second buffering filter plate 153, due to the blowing effect of the inner side end of the second delivery pipe 9, the air flow drives the guide vane fan 154 and the first scraper 155 to rotate, the air flow generated by the rotation of the guide vane fan 154 generates a buffering effect on petroleum coke falling on the first buffering filter plate 152, the guide vane fan 154 rotates to mix the petroleum coke between the first buffering filter plate 152 and the second buffering filter plate 153, the rotation of the first scraper 155 accelerates the blanking process of the petroleum coke on the second buffering filter plate 153, the petroleum coke with small particle size blown out from the second delivery pipe 9 is further mixed under the driving of the guide vane fan 154, and under the drive of the downward flowing gas of the third shell 3 and the second shell 2, the petroleum coke continuously moves downwards and enters the first shell 1 after being gathered by the gathering partition plate 17.
Petroleum coke entering the first shell 1 is discharged from a discharge hole of the first shell 1 under the action of a second scraper 169, the petroleum coke entering the first shell 1 from a lower port of the material gathering partition plate 17 contacts with the second conical material splitting shell 167 to circumferentially split the petroleum coke, the third transmission shaft 162 rotates anticlockwise under the driving of the driving motor 11, the driving sleeve shaft 161 rotates clockwise through the power transmission of the straight gear set 163, the material mixing rotating plate 165 rotates clockwise under the driving action of the bevel gear set 164 (taking the left view of the attached drawing as an example), the rotating speed of the upper material mixing rotating plate 165 is the fastest, the rotating speed of the lower material mixing rotating plate 165 is the slowest, so that the distribution state of the petroleum coke in the first shell 1 is more uniform, meanwhile, the motion potential of the upper material mixing plate is relatively small, the rotating speed of the upper material mixing rotating plate 165 is relatively high, on the premise of reducing the influence on the powdering of the petroleum coke, the transverse motion mixing effect on the petroleum coke is increased, the petroleum coke is also made of the rigid material rotating plate, the flexible material mixing plate 165 collides with the second material mixing guide plate 168 to prevent the petroleum coke from falling off, and the second material guiding the petroleum coke to fall, and the petroleum coke to be accelerated.
It should be understood that the above description is intended for illustrative purposes only, and is not intended to limit the present invention. Those skilled in the art will appreciate that variations of the present invention are intended to be included within the scope of the claims herein.

Claims (10)

1. Petroleum coke mixing device, which is characterized by comprising a first shell (1), wherein the first shell (1) is provided with a discharge pipeline and a support frame, the top of the first shell (1) is fixedly connected and communicated with a second shell (2), the top of the second shell (2) is fixedly connected and communicated with a third shell (3), the top of the third shell (3) is fixedly connected with feed bin ports (4) which are distributed at equal intervals in the circumferential direction, the feed bin ports (4) are communicated with the third shell (3) through pipelines, a discharge port at the bottom of the feed bin ports (4) is provided with a feed valve (5), the third shell (3) is a square shell, the circumferential side surfaces of the third shell (3) are provided with receiving ports (7) at different horizontal heights, adjacent receiving ports (7) are staggered, the circumferential side surfaces of the third shell (3) are respectively provided with an air blowing port (6), the heights of the air blowing ports (6) are respectively corresponding to different heights of the receiving ports (7), the second shell (2) is provided with second receiving pipes (9) which are distributed at equal intervals in the circumferential direction, the upper side surfaces of the second shell (9) are respectively communicated with an air blower fan (10), and the upper side surfaces of the second shell (9) are respectively communicated with the second shell (10), driving motor (11) is installed in first casing (1), be provided with in third casing (3) and be used for supplementary material dispersion and preliminary mixing supplementary bulk cargo subassembly (14), be provided with in second casing (2) and be used for buffering material falling speed and remixing compounding buffering subassembly (15), be provided with in first casing (1) and be used for reducing material falling speed and mixing material's mixed unloading subassembly (16) once more, driving motor (11) output shaft and mixed unloading subassembly (16) rigid coupling, supplementary bulk cargo subassembly (14), compounding buffering subassembly (15) and mixed unloading subassembly (16) between looks rigid coupling.
2. The petroleum coke mixing device as defined in claim 1, wherein the air blowing ports (6) of the same horizontal height, which are not opposite to the receiving ports (7), are provided with air flow guiding plates (12), and the air flow guiding plates (12) face the receiving ports (7) of the same horizontal height.
3. A petroleum coke mixing and blending device as defined in claim 2, wherein the blowing ports (6) in the third casing (3) which are not opposite to the material receiving ports (7) are respectively provided with material buffer plates (13), the material buffer plates (13) are made of flexible materials, the material buffer plates (13) at the same level are inclined from top to bottom towards the adjacent material receiving ports (7), and the adjacent material buffer plates (13) are staggered.
4. The petroleum coke mixing device according to claim 1, wherein a material gathering partition plate (17) is fixedly connected in the second shell (2), an air outlet is arranged at the bottom of the second shell (2), the material gathering partition plate (17) is an inverted truncated cone-shaped shell, and a dust removal cloth bag (18) is arranged between the material gathering partition plate (17) and the first shell (1).
5. The petroleum coke blending device according to claim 1, wherein the auxiliary bulk cargo assembly (14) comprises a first fixing frame (141), the first fixing frame (141) is fixedly connected to the third casing (3), a first conical material distribution shell (142) is fixedly connected to the top of the first fixing frame (141), the first fixing frame (141) is rotatably connected to a centrifugal material discharge plate (143), a first transmission shaft (145) is fixedly connected to the centrifugal material discharge plate (143), and the first transmission shaft (145) is fixedly connected to the material mixing buffer assembly (15).
6. A petroleum coke mixing apparatus as defined in claim 5, wherein the centrifugal blanking plate (143) is a circular plate, and the central axis of the first fixing frame (141) and the central axis of the first transmission shaft (145) are collinear and located at an eccentric position of the centrifugal blanking plate (143).
7. The petroleum coke mixing device as defined in claim 6, wherein the bottom of the centrifugal blanking plate (143) is fixedly connected with spoilers (144) at uniform intervals in the circumferential direction, and the spoilers (144) are inclined from top to bottom in the same direction.
8. The petroleum coke blending device according to claim 5, characterized in that the blending buffer assembly (15) comprises a second fixing frame (151), the second fixing frame (151) is rotatably connected in the second casing (2), a first buffer filter plate (152) is fixedly connected to the bottom of the second fixing frame (151), the first buffer filter plate (152) is made of flexible material, a second buffer filter plate (153) is fixedly connected to the lower side of the first buffer filter plate (152) through a fixing block, a guide vane fan (154) is rotatably installed between the second fixing frame (151) and the second buffer filter plate (153), the vanes of the guide vane fan (154) form an inclined angle with the horizontal plane, the inclined angle between the inner side end of the vane and the horizontal plane is larger than that between the outer side end of the vane and the horizontal plane, first scraping plates (155) which are symmetrically distributed are fixedly connected to a rotating shaft of the guide vane fan (154), a second transmission shaft (156) is fixedly connected to the blending blanking assembly (16), and the second transmission shaft (156) is fixedly connected to the blending blanking assembly.
9. The petroleum coke mixing device as defined in claim 8, wherein the mixing and blanking assembly (16) comprises a driving sleeve shaft (161), the driving sleeve shaft (161) is rotatably mounted at the bottom inside the first casing (1), a third transmission shaft (162) is fixedly mounted on an output shaft of the driving motor (11), the third transmission shaft (162) penetrates through the first casing (1), the third transmission shaft (162) is in transmission connection with the driving sleeve shaft (161) through a straight gear set (163), symmetrical mixing rotating plates (165) are rotatably connected to different axial heights of the driving sleeve shaft (161), the third transmission shaft (162) is in transmission connection with the mixing rotating plates (165) through a bevel gear set (164), a first guide plate (166) is fixedly connected to the mixing rotating plates (165), and a second conical material distributing shell (167) is fixedly connected to the top of the driving sleeve shaft (161).
10. The petroleum coke mixing device as defined in claim 9, wherein the inner wall of the first shell (1) is uniformly provided with second material guiding plates (168) at equal intervals, and the bottom of the driving sleeve shaft (161) is fixedly connected with a second scraping plate (169) attached to the bottom in the first shell (1).
CN202310154803.1A 2023-02-23 2023-02-23 Petroleum coke mixing device Withdrawn CN115888522A (en)

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CN116474620A (en) * 2023-05-16 2023-07-25 江苏智泰新能源科技有限公司 Coated diaphragm preparation device for sodium ion battery and preparation method thereof
CN118304779A (en) * 2024-06-07 2024-07-09 上海品蓝信息科技有限公司 Petroleum coke blending device
CN118528438A (en) * 2024-07-25 2024-08-23 常州市开普顿精密机械有限公司 Multifunctional storage box for light hollow ball material

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CN118528438A (en) * 2024-07-25 2024-08-23 常州市开普顿精密机械有限公司 Multifunctional storage box for light hollow ball material

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