Conveying and grading machine for calcined petroleum coke

Abstract

The utility model relates to the technical field of calcined petroleum coke processing equipment, and discloses a conveying grader for calcined petroleum coke, a grading device is composed of a motor, a shaft rod, a first-stage sieve tray, a second-stage sieve tray, a fixed tray, stirring blades, a fixed shaft, a sleeve, a torsion spring and a fixed plate, the shaft rod is rotationally installed in the grading barrel, the first-stage screening disc is fixedly installed in the grading barrel, and the second-stage screening disc is fixedly installed in the grading barrel. According to the conveying grader for the calcined petroleum coke, a shaft rod drives a plurality of stirring blades to stir the petroleum coke through a driving motor, the petroleum coke is graded through a first-stage sieve tray and a second-stage sieve tray in sequence, a valve is opened, and the petroleum coke graded on the surfaces of the first-stage sieve tray, the second-stage sieve tray and a fixed tray is discharged through a discharging port; and the device is compact in arrangement, small in size and convenient to transport and move subsequently.

Description

Technical Field

[0001] The utility model relates to the technical field of calcined petroleum coke processing equipment, in particular to a conveying and classifying machine for calcined petroleum coke. Background Art

[0002] Petroleum coke is a product obtained by separating light and heavy crude oil through distillation and thermal cracking of the heavy crude oil. Petroleum coke has unique physical, chemical and mechanical properties.

[0003] The utility model with patent application number 201922199213.2 discloses a conveying and classifying machine for calcined petroleum coke, including a frame, an outer shell connected to the top of the frame, a material box connected to the upper end of the outer shell, a feed hopper connected to the top left of the material box, a dust removal assembly connected to the top right of the material box, a first rotating shaft rotatably connected to the middle of the inner cavity of the material box, a plurality of groups of stirring blades connected to the outer wall of the first rotating shaft, filter holes evenly distributed on the lower part of the material box, a first discharge pipe connected to the bottom of the right side wall of the material box, a sieve plate provided in the middle of the inner cavity of the outer shell, a cam fitted with the lower surface of the sieve plate, a second discharge pipe connected to the right side wall of the outer shell, and a third discharge pipe connected to the bottom left of the outer shell.

[0004] The conveying and classifying machine for calcined petroleum coke can introduce the classified petroleum coke into different discharge pipes respectively, which is convenient for material output, reduces motor settings, saves energy consumption costs, is easy to operate, and reduces dust pollution. However, there are still areas that can be improved. For example, dust from the device will overflow from the feed hopper, and dust pollution still exists. Secondly, a sieve plate is arranged in the outer shell for the purpose of screening the petroleum coke, which also increases the volume of the device, causing inconvenience in transportation and movement of the device, and cannot meet current needs. Utility Model Content

[0005] The utility model aims to provide a conveying and classifying machine for calcined petroleum coke to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a conveying and classifying machine for calcined petroleum coke, comprising a support frame, a grading cylinder, a feed hopper, a dust removal assembly, and a grading device, wherein the grading cylinder is arranged on the top of the support frame, the feed hopper is arranged on the top of the grading cylinder, the dust removal assembly is arranged on the top of the grading cylinder, and the grading device is arranged inside the grading cylinder.

[0007] The grading device is composed of a motor, a shaft, a primary sieve plate, a secondary sieve plate, a fixed plate, a stirring blade, a fixed shaft, a sleeve, a torsion spring, and a fixed plate. The motor is fixedly installed on the top of the grading cylinder, the shaft is rotatably installed inside the grading cylinder, the primary sieve plate is fixedly installed inside the grading cylinder, the secondary sieve plate is fixedly installed inside the grading cylinder, the fixed plate is fixedly installed inside the grading cylinder, the stirring blade is fixedly installed on the surface of the shaft, the fixed shaft is fixedly installed on the top of the grading cylinder, the sleeve is sleeved on the outside of the fixed shaft, the torsion spring is sleeved on the surface of the fixed shaft, and the fixed plate is fixedly installed on the side of the sleeve.

[0008] Preferably, the primary sieve plate, the secondary sieve plate and the fixed plate are successively distributed on the surface of the shaft rod in an upper and lower inclined manner. This arrangement allows the petroleum coke to be graded by the primary sieve plate and the secondary sieve plate in turn. The inclined arrangement of the primary sieve plate, the secondary sieve plate and the fixed plate facilitates the subsequent discharge of the petroleum coke.

[0009] Preferably, the output shaft of the motor is fixedly connected to the shaft rod, and this arrangement can drive the shaft rod to rotate by driving the motor.

[0010] Preferably, a stirring blade is provided between the first-level sieve plate and the top of the inner wall of the grading cylinder, a stirring blade is provided between the first-level sieve plate and the second-level sieve plate, and a stirring blade is provided between the second-level sieve plate and the fixed plate. This arrangement can stir the petroleum coke through the stirring blade, so that it passes through the first-level sieve plate and the second-level sieve plate in sequence to obtain a grading effect.

[0011] Preferably, a discharge port matching the primary sieve plate, the secondary sieve plate and the fixed plate is provided on the side of the grading cylinder, and a valve is provided on the surface of the discharge port, which can discharge the petroleum coke graded on the surface of the primary sieve plate, the secondary sieve plate and the fixed plate through the discharge port by opening the valve.

[0012] Preferably, one end of the torsion spring is fixedly connected to the fixed shaft, and the other end is fixedly connected to the sleeve, and the torsion spring is provided to reset the sleeve.

[0013] Preferably, the fixed shaft, sleeve, torsion spring and fixed plate constitute an opening and closing assembly, a notch matching the opening and closing assembly is provided on the top of the grading cylinder, and the opening and closing assembly and the feed hopper are arranged correspondingly. This arrangement can shield the bottom of the feed hopper through the opening and closing assembly to prevent dust from overflowing during operation and causing dust pollution.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The conveying and classifying machine for calcined petroleum coke drives a shaft to drive a plurality of stirring blades to stir the petroleum coke by driving a motor, so that the petroleum coke is successively classified by passing through a primary sieve plate and a secondary sieve plate, and a valve is opened so that the petroleum coke classified on the surfaces of the primary sieve plate, the secondary sieve plate and the fixed plate is discharged through a discharge port. The arrangement is compact and the volume is small, so that the subsequent transportation and movement of the device is convenient.

[0016] The conveying and classifying machine for calcined petroleum coke is provided with a torsion spring, which can reset the sleeve so that the fixed plate shields the bottom of the feed hopper, thereby preventing dust from overflowing during operation and causing dust pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the primary sieve plate, the secondary sieve plate and the fixed plate of the utility model;

[0020] Figure 4 This is a schematic diagram of the fixed shaft, sleeve and torsion spring structure of the utility model.

[0021] In the figure: 1. support frame; 2. grading cylinder; 3. feed hopper; 4. dust removal assembly; 5. grading device; 501. motor; 502. shaft; 503. primary sieve plate; 504. secondary sieve plate; 505. fixed plate; 506. stirring blade; 507. fixed shaft; 508. sleeve; 509. torsion spring; 510. fixed plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a conveying and classifying machine for calcined petroleum coke, comprising a support frame 1, a classifying cylinder 2, a feed hopper 3, a dust removal assembly 4, and a classifying device 5. The classifying cylinder 2 is arranged on the top of the support frame 1, the feed hopper 3 is arranged on the top of the classifying cylinder 2, the dust removal assembly 4 is arranged on the top of the classifying cylinder 2, and the classifying device 5 is arranged inside the classifying cylinder 2.

[0024] The grading device 5 is composed of a motor 501, a shaft 502, a primary sieve plate 503, a secondary sieve plate 504, a fixed plate 505, a stirring blade 506, a fixed shaft 507, a sleeve 508, a torsion spring 509, and a fixed plate 510. The motor 501 is fixedly installed on the top of the grading cylinder 2, and the shaft 502 is rotatably installed inside the grading cylinder 2. The output shaft of the motor 501 and the shaft 502 are fixedly connected. This arrangement can drive the shaft 502 to rotate by driving the motor 501. The primary sieve plate 503 is fixedly installed inside the grading cylinder 2, the secondary sieve plate 504 is fixedly installed inside the grading cylinder 2, and the fixed plate 505 is fixedly installed on the Inside the grading cylinder 2, the primary sieve plate 503, the secondary sieve plate 504 and the fixed plate 505 are successively arranged on the surface of the shaft 502 in an up-down tilted manner. This arrangement allows the petroleum coke to be graded by the primary sieve plate 503 and the secondary sieve plate 504 in sequence. The primary sieve plate 503, the secondary sieve plate 504 and the fixed plate 505 are arranged in an inclined manner to facilitate the subsequent discharge of the petroleum coke. The stirring blade 506 is fixedly installed on the surface of the shaft 502. The stirring blade 506 is arranged between the primary sieve plate 503 and the top of the inner wall of the grading cylinder 2. The stirring blade 506 is arranged between the primary sieve plate 503 and the secondary sieve plate 504. The secondary sieve plate 5 A stirring blade 506 is arranged between the first and second sieve plates 504 and the fixed plate 505, and the stirring blade 506 can stir the petroleum coke, so that it passes through the first sieve plate 503 and the second sieve plate 504 in sequence to obtain a classification effect. A discharge port matching the first sieve plate 503, the second sieve plate 504 and the fixed plate 505 is arranged on the side of the grading cylinder 2, and a valve is arranged on the surface of the discharge port. The valve can be opened to discharge the petroleum coke classified on the surface of the first sieve plate 503, the second sieve plate 504 and the fixed plate 505 through the discharge port. The fixed shaft 507 is fixedly installed on the top of the grading cylinder 2, and the sleeve 508 is sleeved on the fixed shaft 507. On the outside of the fixed shaft 507, a torsion spring 509 is sleeved on the surface of the fixed shaft 507, one end of the torsion spring 509 is fixedly connected to the fixed shaft 507, and the other end is fixedly connected to the sleeve 508. The torsion spring 509 is provided to reset the sleeve 508, and the fixed plate 510 is fixedly installed on the side of the sleeve 508. The fixed shaft 507, the sleeve 508, the torsion spring 509, and the fixed plate 510 constitute an opening and closing assembly. A notch matching the opening and closing assembly is provided on the top of the grading cylinder 2, and the opening and closing assembly and the feed hopper 3 are correspondingly arranged. The arrangement can shield the bottom of the feed hopper 3 through the opening and closing assembly to prevent dust from overflowing during work and causing dust pollution.

[0025] When in use, the petroleum coke is added into the grading cylinder 2 from the feed hopper 3 via the fixed plate 510. Under the action of the torsion spring 509, the sleeve 508 can be reset so that the fixed plate 510 covers the bottom of the feed hopper 3 to avoid dust overflow during operation and cause dust pollution. Under the action of the dust removal component 4, the dust can be collected for subsequent centralized processing. The motor 501 is driven to make the shaft 502 drive multiple stirring blades 506 to stir the petroleum coke, so that the petroleum coke is graded by the primary sieve plate 503 and the secondary sieve plate 504 in turn. The valve is opened so that the petroleum coke graded on the surface of the primary sieve plate 503, the secondary sieve plate 504 and the fixed plate 505 is discharged through the discharge port.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A conveying and classifying machine for calcined petroleum coke, comprising a support frame (1), a classifying cylinder (2), a feed hopper (3), a dust removal component (4), and a classifying device (5), characterized in that: The grading cylinder (2) is arranged on the top of the support frame (1), the feed hopper (3) is arranged on the top of the grading cylinder (2), the dust removal assembly (4) is arranged on the top of the grading cylinder (2), and the grading device (5) is arranged inside the grading cylinder (2); The grading device (5) comprises a motor (501), a shaft (502), a primary sieve plate (503), a secondary sieve plate (504), a fixed plate (505), a stirring blade (506), a fixed shaft (507), a sleeve (508), a torsion spring (509), and a fixed plate (510); the motor (501) is fixedly mounted on the top of the grading cylinder (2); the shaft (502) is rotatably mounted inside the grading cylinder (2); the primary sieve plate (503) is fixedly mounted inside the grading cylinder (2); The secondary sieve plate (504) is fixedly mounted inside the grading cylinder (2), the fixed plate (505) is fixedly mounted inside the grading cylinder (2), the stirring blade (506) is fixedly mounted on the surface of the shaft (502), the fixed shaft (507) is fixedly mounted on the top of the grading cylinder (2), the sleeve (508) is sleeved on the outside of the fixed shaft (507), the torsion spring (509) is sleeved on the surface of the fixed shaft (507), and the fixed plate (510) is fixedly mounted on the side of the sleeve (508).

2. A conveying and classifying machine for calcined petroleum coke according to claim 1, characterized in that: The primary sieve plate (503), the secondary sieve plate (504) and the fixed plate (505) are sequentially distributed on the surface of the shaft rod (502) in an up-down inclined manner.

3. A conveying and classifying machine for calcined petroleum coke according to claim 1, characterized in that: The output shaft of the motor (501) and the shaft rod (502) are fixedly connected.

4. A conveying and classifying machine for calcined petroleum coke according to claim 1, characterized in that: A stirring blade (506) is provided between the primary sieve plate (503) and the top of the inner wall of the grading cylinder (2), a stirring blade (506) is provided between the primary sieve plate (503) and the secondary sieve plate (504), and a stirring blade (506) is provided between the secondary sieve plate (504) and the fixed plate (505).

5. A conveying and classifying machine for calcined petroleum coke according to claim 1, characterized in that: The side of the grading cylinder (2) is provided with a discharge port matching the primary sieve plate (503), the secondary sieve plate (504) and the fixed plate (505), and a valve is provided on the surface of the discharge port.

6. A conveyor classifier for calcined petroleum coke according to claim 1, characterized in that: One end of the torsion spring (509) is fixedly connected to the fixed shaft (507), and the other end is fixedly connected to the sleeve (508).

7. A conveyor classifier for calcined petroleum coke according to claim 1, characterized in that: The fixed shaft (507), the sleeve (508), the torsion spring (509), and the fixed plate (510) constitute an opening and closing assembly. A notch matching the opening and closing assembly is provided on the top of the grading cylinder (2), and the opening and closing assembly and the feed hopper (3) are arranged correspondingly.

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