Heavy hydrocarbon oil aromatization device

Abstract

The utility model discloses a heavy hydrocarbon oil aromatization device, which relates to the technical field of aromatization and comprises a device main body, a stirring mechanism is mounted on the inner wall of the device main body, a quantitative blanking mechanism is mounted at the top of the device main body, a rubber mat is mounted on the outer wall of the quantitative blanking mechanism, and a fixing rod penetrates through the inside of the rubber mat. And a discharge hole is formed in the bottom of the device main body. Through the arrangement of the rubber mat and the fixing rod, the rubber mat is in threaded fixation with the partition plate through the fixing rod, and the rubber mat is tightly attached to the inner side wall of the feeding bin, when the device is used, high-temperature gas can be generated during chemical reaction of raw materials in the device main body and a catalyst, and the high-temperature gas is sprayed out through the feeding bin; and a rubber mat is tightly attached to the inner side wall of the feeding bin, when an operator conducts feeding, high-temperature gas sprayed out of the interior of the device body is shielded and sealed through a partition plate, the situation that the operator is scalded due to overflowing is avoided, and the safety of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of aromatization, in particular to a heavy hydrocarbon oil aromatization device. Background Art

[0002] Aromatization is a petroleum processing technology that converts low molecular weight hydrocarbons into mixed aromatics containing benzene, toluene and xylene through aromatization reaction under the action of catalyst, and generates a gas phase containing hydrogen, methane and carbon 2 to carbon 5 fractions, and then through a series of separations, finally produces mixed aromatics, light aromatics and heavy aromatics that meet the standards, and produces liquefied gas with low olefins and a small amount of dry gas as by-products. However, the existing aromatization device cannot load materials quantitatively during loading, the material ratio cannot be accurately controlled, and high-temperature gas will be ejected through the loading port during loading, which is prone to scalding accidents. Therefore, a heavy hydrocarbon oil aromatization device is needed.

[0003] The existing technology application number is CN202022532916.5. The patent document provides a heavy hydrocarbon oil aromatization device, including a reaction tank, a motor is fixedly connected to the top of the reaction tank, a feed pipe is connected to one side of the top of the reaction tank, a first baffle is horizontally fixedly connected to the inside of the reaction tank, a plurality of drainage holes are opened on the first baffle, a wire mesh is fixedly connected to the inside of the reaction tank below the first baffle, an extension rod is rotatably installed vertically in the middle of the first baffle, a rotating shaft is coaxially fixedly connected to the top of the extension rod, a plurality of stirring paddles are fixedly connected to the rotating shaft, and the The top end of the rotating shaft is vertically fixed to the output shaft of the motor, the bottom end of the extension rod extends to the bottom of the wire mesh, and the bottom end of the extension rod is fixed with a first bevel gear. The device disperses the raw materials through the drainage holes on the stirring paddle and the first baffle, thereby increasing the contact area between the raw materials and the catalyst. The contact area between the airflow and the catalyst is increased through the air intake structure, which is beneficial to improving the yield. However, the CN202022532916.5 technology cannot quantitatively discharge the material and cannot perform anti-scalding protection during operation. Therefore, a heavy hydrocarbon oil aromatization device is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a heavy hydrocarbon oil aromatization device to solve the problem that the existing heavy hydrocarbon oil aromatization device cannot be used for quantitative feeding and anti-scalding protection.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: a heavy hydrocarbon oil aromatization device, comprising a device body, the inner wall of which is equipped with a stirring mechanism.

[0006] A quantitative feeding mechanism is installed on the top of the device body.

[0007] A rubber pad is installed on the outer wall of the quantitative feeding mechanism, a fixing rod passes through the inside of the rubber pad, and a discharge port is opened at the bottom of the device body.

[0008] Preferably, the stirring mechanism comprises a first motor, a rotating shaft and a stirring rod, the first motor is mounted on the outer wall of the device body, the rotating shaft is mounted on the outer wall of the first motor, and the stirring rod is mounted on the outer wall of the rotating shaft.

[0009] Preferably, the first motor is welded to the device body, and the stirring rods are distributed in a circular array with the central axis of the rotating shaft as the center.

[0010] Preferably, the quantitative unloading mechanism includes a feed bin, a partition and a second motor. The feed bin is installed on the top of the device body, the inside of the feed bin is installed with a partition, and the outer wall of the partition is installed with the second motor.

[0011] Preferably, the feed bin is movably connected to the partition, and the panels of the partition are arranged at an angle of 90 degrees.

[0012] Preferably, the rubber pad is threadedly connected to the partition through a fixing rod, and the rubber pad is tightly fitted to the inner wall of the feed bin.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model has a stirring mechanism, and the stirring rods are arranged in a circular array with the central axis of the rotating shaft as the center. When the device is used, the stirring rods are driven to rotate at a uniform speed by starting the first motor. The setting of the stirring rods enables the catalyst inside the device to fully contact with the air, thereby improving the reaction efficiency and effect;

[0015] 2. The utility model is provided with a quantitative feeding mechanism, and the feed bin and the partition are movably connected. When the device is used, the material is fed from the top of the feed bin, and then the partition is driven to rotate by starting the second motor to transport the raw materials inside the partition to the inside of the device body, thereby achieving the purpose of quantitative feeding and improving the accuracy of the raw material ratio;

[0016] 3. The utility model provides a rubber pad and a fixing rod, and the rubber pad is threadedly fixed to the partition through the fixing rod. The rubber pad fits tightly against the inner wall of the feed bin. When the device is in use, high-temperature gas is generated due to the chemical reaction between the raw materials and the catalyst inside the device body, and is sprayed out through the feed bin. The rubber pad fits tightly against the inner wall of the feed bin. When the operator is loading the material, the partition blocks and seals the high-temperature gas sprayed from the device body to avoid overflow and burns to the operator, thereby increasing the safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1This is a schematic diagram of the structure of the utility model from the front;

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

[0019] Figure 3 This is a structural schematic diagram of the quantitative feeding mechanism of the utility model;

[0020] Figure 4 This is a structural schematic diagram showing the disassembly of some components of the utility model.

[0021] In the figure: 1. Device body; 2. Stirring mechanism; 201. First motor; 202. Rotating shaft; 203. Stirring rod; 3. Quantitative feeding mechanism; 301. Feed bin; 302. Partition; 303. Second motor; 4. Rubber pad; 5. Fixed rod; 6. Discharge port. 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0023] The following describes an embodiment of the utility model based on its overall structure.

[0024] See also Figure 1-4 A heavy hydrocarbon oil aromatization device comprises a device body 1, a stirring mechanism 2 is installed on the inner wall of the device body 1, the stirring mechanism 2 comprises a first motor 201, a rotating shaft 202 and a stirring rod 203, the first motor 201 is installed on the outer wall of the device body 1, the rotating shaft 202 is installed on the outer wall of the first motor 201, the stirring rod 203 is installed on the outer wall of the rotating shaft 202, the first motor 201 and the device body 1 are welded, the stirring rod 203 is arranged in a circular array with the central axis of the rotating shaft 202 as the center, through the stirring mechanism 2, the stirring rod 203 is arranged in a circular array with the central axis of the rotating shaft 202 as the center, when the device is used, the stirring rod 203 is driven to rotate at a uniform speed by starting the first motor 201, and the setting of the stirring rod 203 makes the catalyst inside the device fully contact with the air, thereby improving the reaction efficiency and effect.

[0025] See also Figure 1-4A heavy hydrocarbon oil aromatization device, a quantitative unloading mechanism 3 is installed on the top of the device body 1, and the quantitative unloading mechanism 3 includes a feed bin 301, a partition 302 and a second motor 303. The feed bin 301 is installed on the top of the device body 1, and the partition 302 is installed inside the feed bin 301. The outer wall of the partition 302 is installed with the second motor 303. The feed bin 301 and the partition 302 are movably connected, and the panels of the partition 302 are set at an angle of 90 degrees. Through the set quantitative unloading mechanism 3, the feed bin 301 and the partition 302 are movably connected. When the device is used, the material is loaded from the top of the feed bin 301, and then the partition 302 is driven to rotate by starting the second motor 303 to transport the raw materials inside the partition 302 to the inside of the device body 1, thereby achieving the purpose of quantitative loading and improving the accuracy of the raw material ratio.

[0026] See also Figure 1-4 , a heavy hydrocarbon oil aromatization device, the outer wall of the quantitative unloading mechanism 3 is installed with a rubber pad 4, the fixing rod 5 passes through the inside of the rubber pad 4, and a discharge port 6 is opened at the bottom of the device body 1. The rubber pad 4 is threadedly connected to the partition 302 through the fixing rod 5, and the rubber pad 4 is tightly fitted with the inner wall of the feed bin 301. Through the set rubber pad 4 and the fixing rod 5, the rubber pad 4 is threadedly fixed to the partition 302 through the fixing rod 5, and the rubber pad 4 is tightly fitted with the inner wall of the feed bin 301. When the device is used, high-temperature gas is generated during the chemical reaction between the raw materials and the catalyst inside the device body 1, and is ejected through the feed bin 301, and the rubber pad 4 is tightly fitted with the inner wall of the feed bin 301. When the operator is loading, the partition 302 blocks and seals the high-temperature gas ejected from the inside of the device body 1 to avoid overflow and burns to the operator, thereby increasing the safety of the device.

[0027] Working principle: When in use, first move the device to the desired position, then load the material from the top of the feed bin 301, then start the second motor 303 to drive the partition 302 to rotate, and transport the raw materials inside the partition 302 to the inside of the device body 1, so as to achieve the purpose of quantitative loading and improve the accuracy of the raw material ratio. Then, the rubber pad 4 is threadedly fixed to the partition 302 through the fixing rod 5, and the rubber pad 4 is tightly fitted to the inner wall of the feed bin 301. When the device is in use, the raw materials inside the device body 1 will generate high-temperature gas during the chemical reaction with the catalyst, and pass through the feed bin 30 1 is sprayed out, and the rubber pad 4 is tightly fitted with the inner wall of the feed bin 301. When the operator is loading the material, the partition 302 blocks and seals the high-temperature gas sprayed from the inside of the device body 1 to avoid overflow and scalding the operator, thereby increasing the safety of the device. Finally, the first motor 201 is started to drive the stirring rod 203 to rotate at a uniform speed. The setting of the stirring rod 203 makes the catalyst inside the device fully contact with the air, thereby improving the reaction efficiency and effect. In this way, the use process of the device is completed. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0028] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A heavy hydrocarbon oil aromatization device, comprising a device body (1), characterized in that: A stirring mechanism (2) is installed on the inner wall of the device body (1); A quantitative feeding mechanism (3) is installed on the top of the device body (1); A rubber pad (4) is installed on the outer wall of the quantitative feeding mechanism (3), a fixing rod (5) passes through the inside of the rubber pad (4), and a discharge port (6) is provided at the bottom of the device body (1).

2. A heavy hydrocarbon oil aromatization device according to claim 1, characterized in that: The stirring mechanism (2) comprises a first motor (201), a rotating shaft (202) and a stirring rod (203); the first motor (201) is mounted on the outer wall of the device body (1); the rotating shaft (202) is mounted on the outer wall of the first motor (201); and the stirring rod (203) is mounted on the outer wall of the rotating shaft (202).

3. A heavy hydrocarbon oil aromatization device according to claim 2, characterized in that: The first motor (201) is welded to the device body (1), and the stirring rods (203) are arranged in a circular array with the central axis of the rotating shaft (202) as the center.

4. A heavy hydrocarbon oil aromatization device according to claim 1, characterized in that: The quantitative unloading mechanism (3) comprises a feed bin (301), a partition (302) and a second motor (303); the feed bin (301) is installed on the top of the device body (1); the partition (302) is installed inside the feed bin (301); and the second motor (303) is installed on the outer wall of the partition (302).

5. A heavy hydrocarbon oil aromatization device according to claim 4, characterized in that: The feed bin (301) is movably connected to the partition (302), and the panels of the partition (302) are arranged at an angle of 90 degrees.

6. A heavy hydrocarbon oil aromatization device according to claim 4, characterized in that: The rubber pad (4) is threadedly connected to the partition (302) via a fixing rod (5), and the rubber pad (4) is tightly fitted to the inner wall of the feed bin (301).

Images