Petroleum hydrocarbon catalytic cracking device

Abstract

The utility model relates to the technical field of petroleum hydrocarbon catalytic cracking, and discloses a petroleum hydrocarbon catalytic cracking device which comprises a bottom plate, the top of the bottom plate is fixedly connected with a thermal cracking device, the top of the thermal cracking device is provided with a filter box, and the inner wall of the filter box is fixedly connected with a filter screen. A sliding way is fixedly connected to the rear side of the thermal cracker, a conveying table is fixedly connected to the bottom of the sliding way, an auger conveyor is arranged at the tail end of the conveying table, a collecting bin is fixedly connected to the bottom of the auger conveyor, and a discharging port is fixedly connected to the top end of the auger conveyor. According to the utility model, through the arrangement of the structure of the auger conveying pipe, the raw materials which are screened out by the first layer of filter screen and have larger volumes can be conveyed to the feeding hole in the top again under the action of the auger conveyor to be crushed again, so that the subsequent raw materials subjected to thermal cracking can be fully cracked; and the working efficiency of the whole device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of catalytic cracking of petroleum hydrocarbons, in particular to a catalytic cracking device for petroleum hydrocarbons. Background Art

[0002] In a catalytic cracking device for petroleum hydrocarbons in the prior art, the product to be cracked is placed inside a thermal cracking main machine through a material reduction port, and then a heating machine provides heat to the inside of the thermal cracking main machine to realize the cracking process of the product to be cracked, and then the cracked product is taken out through a discharge port.

[0003] A catalytic cracking device for petroleum hydrocarbons in the prior art has certain deficiencies. First, the volume of the material to be cracked in the prior art is relatively large, which is likely to cause incomplete cracking during thermal cracking. Second, during the initial crushing, the raw materials cannot be completely crushed, which will also cause incomplete cracking and low efficiency. Content of the Utility Model

[0004] To make up for the above deficiencies, the utility model provides a catalytic cracking device for petroleum hydrocarbons, aiming to improve the problem of incomplete cracking during the cracking process due to the relatively large volume of raw materials in the prior art.

[0005] To achieve the above object, the utility model adopts the following technical scheme: A catalytic cracking device for petroleum hydrocarbons, including a bottom plate, a thermal cracker is fixedly connected to the top of the bottom plate, a filter box is installed on the top of the thermal cracker, a filter screen is fixedly connected to the inner wall of the filter box, a slideway is fixedly connected to the rear side of the thermal cracker, a transport table is fixedly connected to the bottom of the slideway, an auger conveyor is arranged at the tail end of the transport table, a collection bin is fixedly connected to the bottom of the auger conveyor, a discharge port is fixedly connected to the top end of the auger conveyor, and a crushing assembly is arranged on the side of the filter box, and the crushing assembly is used for crushing and transporting;

[0006] As a further description of the above technical scheme: A fixing frame is fixedly connected to the rear side of the thermal cracker, the fixing frame is fixedly connected to the outer wall of the auger conveyor, a connecting rod is fixedly connected to the top of the thermal cracker, and the connecting rod is fixedly connected to the auger conveyor;

[0007] As a further description of the above technical scheme: A side support is fixedly connected to the rear side of the thermal cracker, a spring is fixedly connected to the top of the side support, the spring is fixedly connected to the bottom of the transport table, and a vibration motor is fixedly connected to the bottom of the transport table;

[0008] As a further description of the above technical solution: The crushing assembly includes a motor, the output end of the motor is fixedly connected with a crushing rod, the outside of the crushing rod is provided with a crushing pipe, the outer wall of the crushing pipe is provided with a feed inlet, the top of the pyrolyzer is fixedly connected with a support platform, and the support platform is fixedly connected with the outer wall of the crushing pipe;

[0009] As a further description of the above technical solution: The crushing pipe is obliquely arranged above the pyrolyzer, the feed inlet is arranged directly below the discharge port, and the discharge end of the crushing pipe is arranged above the filter screen and penetrates through the filter box;

[0010] As a further description of the above technical solution: An opening is arranged at the connection between the filter box and the slideway, the filter box penetrates into the interior of the pyrolyzer, the transport platform is arranged at a certain angle, and the filter screen is arranged at a certain oblique angle;

[0011] As a further description of the above technical solution: A heater is fixedly connected to the front side of the pyrolyzer, a heating pipe is arranged on the top of the heater, and the other side of the heating pipe is connected to the interior of the pyrolyzer;

[0012] As a further description of the above technical solution: A controller is arranged on the front side of the pyrolyzer, and a fixing rod is fixedly connected between the pyrolyzer and the bottom plate.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, through the structure of the auger conveyor pipe arranged, the raw materials with larger volume screened out by the first-layer filter screen can be re-transported to the top feed inlet for re-crushing treatment through the action of the auger conveyor, which can ensure that the raw materials for subsequent pyrolysis can be fully pyrolyzed, improve the working efficiency of the whole device, and have a wider application range.

[0015] 2. In the utility model, through the structure of the crushing rod arranged, by adding the raw materials into the interior of the crushing pipeline through the feed inlet, and crushing the whole raw materials by the crushing rod, it is more time-saving and labor-saving than manual crushing in the prior art, with better effect and higher efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional schematic diagram of a petroleum hydrocarbon catalytic cracking device proposed by the utility model;

[0017] Figure 2 is a structural schematic diagram of the auger conveyor of a petroleum hydrocarbon catalytic cracking device proposed by the utility model;

[0018] Figure 3Schematic diagram of the structure of a filter screen of a petroleum hydrocarbon catalytic cracking device proposed by the present utility model;

[0019] Figure 4 Schematic diagram of the structure of an electric motor of a petroleum hydrocarbon catalytic cracking device proposed by the present utility model;

[0020] Figure 5 For Figure 1 Enlarged view of the structure at position A in

[0021] Legend description:

[0022] 1. Bottom plate; 2. Thermal cracker; 3. Fixed rod; 4. Electric motor; 5. Feed inlet; 6. Crushing pipe; 7. Crushing rod; 8. Filter box; 9. Filter screen; 10. Support platform; 11. Screw conveyor; 12. Slideway; 13. Transport platform; 14. Side bracket; 15. Spring; 16. Vibration motor; 17. Collection bin; 18. Fixed frame; 19. Connecting rod; 20. Heater; 21. Heating pipe; 22. Controller; 23. Discharge outlet. Specific implementation manners

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Refer to Figures 1 - 5, An embodiment provided by the present utility model: A catalytic cracking device for petroleum hydrocarbons, including a bottom plate 1. The function of the bottom plate 1 is to achieve better fixation and greater stability. The top of the bottom plate 1 is fixedly connected with a thermal cracker 2 to achieve the cracking of raw materials and realize the main effect of the entire device. The top of the thermal cracker 2 is equipped with a filter box 8. The function of the filter box 8 is to achieve better fixed connection and fix the filter net 9. The filter net 9 is fixedly connected to the inner wall of the filter box 8. The function of the filter net 9 is to better filter out larger-volume raw materials. The rear side of the thermal cracker 2 is fixedly connected with a slideway 12. The function of the slideway 12 is to achieve better sliding effect. The bottom of the slideway 12 is fixedly connected with a transport table 13. The function of the transport table 13 is to better transport larger-volume raw materials. The tail end of the transport table 13 is provided with an auger conveyor 11 to achieve the function of repeated crushing and transport the raw materials upward. The bottom of the auger conveyor 11 is fixedly connected with a collection bin 17. The function of the collection bin 17 is to achieve better collection effect. The top end of the auger conveyor 11 is fixedly connected with a discharge port 23. A crushing assembly is arranged on the side of the filter box 8 for crushing and transport to achieve a better working process of repeated crushing.

[0025] A fixing frame 18 is fixedly connected to the rear side of the thermal cracker 2. The function of the fixing frame 18 is to achieve better fixation effect. The fixing frame 18 is fixedly connected to the outer wall of the auger conveyor 11. A connecting rod 19 is fixedly connected to the top of the thermal cracker 2. The connecting rod 19 is fixedly connected to the auger conveyor 11. The function of the connecting rod 19 is to better fix the transport table 13.

[0026] A side support 14 is fixedly connected to the rear side of the thermal cracker 2. The top of the side support 14 is fixedly connected with a spring 15. The spring 15 is fixedly connected to the bottom of the transport table 13. A vibration motor 16 is fixedly connected to the bottom of the transport table 13. The function of the spring 15 is to better deform when the vibration motor 16 vibrates to achieve the shaking effect of the transport table 13.

[0027] Refer to Figures 1 - 5, the crushing assembly includes a motor 4. The function of the motor 4 is to achieve a better driving effect. The output end of the motor 4 is fixedly connected to a crushing rod 7. The function of the crushing rod 7 is to crush the raw materials. A crushing tube 6 is arranged outside the crushing rod 7. A feed inlet 5 is arranged on the outer wall of the crushing tube 6. The function of the feed inlet 5 is to achieve better feeding work. A support platform 10 is fixedly connected to the top of the pyrolyzer 2. The function of the support platform 10 is to achieve better supporting effect. The support platform 10 is fixedly connected to the outer wall of the crushing tube 6. The crushing tube 6 is inclined and arranged above the pyrolyzer 2. The feed inlet 5 is arranged directly below the discharge port 23. The discharge end of the crushing tube 6 is arranged above the filter screen 9 and penetrates through the filter box 8. An opening is arranged at the connection between the filter box 8 and the slideway 12. The filter box 8 penetrates into the interior of the pyrolyzer 2. The transport platform 13 is arranged at a certain angle. The filter screen 9 is arranged at a certain oblique angle to more stably transport the raw materials.

[0028] Refer to Figure 1 and Figure 2 , a heater 20 is fixedly connected to the front side of the pyrolyzer 2 to provide heat for the pyrolyzer 2. A heating pipe 21 is arranged on the top of the heater 20. The other side of the heating pipe 21 is connected to the interior of the pyrolyzer 2. A controller 22 is arranged on the front side of the pyrolyzer 2. The pyrolyzer 2 and the bottom plate 1 are fixedly connected by a fixing rod 3 to achieve a more stable fixing effect.

[0029] Working principle: First, put the raw materials to be pyrolyzed into the interior of the crushing tube 6 through the feed inlet 5, and then start the motor 4. At this time, the motor 4 drives the internal crushing rod 7 to rotate to crush the raw materials. Secondly, the crushed raw materials will move into the interior of the filter box 8 under the action of gravity of the crushing tube 6. Then, the connected filter screen 9 will move the raw materials with smaller volume into the interior of the pyrolyzer 2 for pyrolysis. The raw materials with larger volume will be transported into the collection bin 17 through the slideway 12 and the transport platform 13 arranged on the side under the action of gravity. The function of the vibration motor 16 is to achieve a better vibration effect and accelerate the transportation of the raw materials on the transport platform 13. Then, the raw materials with larger volume will be transported upward by the auger transporter 11 and finally discharged through the discharge port 23 connected to the auger transporter 11, and then move back into the interior of the crushing tube 6 through the feed inlet 5 to realize a new round of crushing work, and finally realize the pyrolysis treatment.

[0030] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. An oil hydrocarbon catalytic cracking device, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected with a pyrolyzer (2). The top of the pyrolyzer (2) is equipped with a filter box (8). A filter screen (9) is fixedly connected to the inner wall of the filter box (8). A slideway (12) is fixedly connected to the rear side of the pyrolyzer (2). The bottom of the slideway (12) is fixedly connected with a transport table (13). A screw conveyor (11) is arranged at the tail end of the transport table (13). The bottom of the screw conveyor (11) is fixedly connected with a collection bin (17). The top end of the screw conveyor (11) is fixedly connected with a discharge port (23). A crushing assembly is arranged on the side of the filter box (8), and the crushing assembly is used for crushing and transporting.

2. The catalytic cracking device for petroleum hydrocarbons according to claim 1, wherein: A fixing frame (18) is fixedly connected to the rear side of the pyrolyzer (2), and the fixing frame (18) is fixedly connected to the outer wall of the screw conveyor (11). A connecting rod (19) is fixedly connected to the top of the pyrolyzer (2), and the connecting rod (19) is fixedly connected to the screw conveyor (11).

3. The catalytic cracking device for petroleum hydrocarbons according to claim 1, wherein: A side support (14) is fixedly connected to the rear side of the pyrolyzer (2). A spring (15) is fixedly connected to the top of the side support (14), and the spring (15) is fixedly connected to the bottom of the transport table (13). A vibration motor (16) is fixedly connected to the bottom of the transport table (13).

4. A catalytic cracking device for petroleum hydrocarbons according to claim 1, characterized in that: The crushing assembly includes a motor (4). The output end of the motor (4) is fixedly connected with a crushing rod (7). A crushing tube (6) is arranged outside the crushing rod (7). A feed inlet (5) is arranged on the outer wall of the crushing tube (6). A support table (10) is fixedly connected to the top of the pyrolyzer (2), and the support table (10) is fixedly connected to the outer wall of the crushing tube (6).

5. The catalytic cracking device for petroleum hydrocarbons according to claim 4, wherein: The crushing tube (6) is inclined above the pyrolyzer (2). The feed inlet (5) is arranged directly below the discharge port (23). The discharge end of the crushing tube (6) is above the filter screen (9) and penetrates through the filter box (8).

6. The catalytic cracking unit for petroleum hydrocarbons according to claim 1, wherein: An opening is arranged at the connection between the filter box (8) and the slideway (12). The filter box (8) penetrates into the interior of the pyrolyzer (2). The transport table (13) is arranged at a certain angle, and the filter screen (9) is arranged at a certain oblique angle.

7. The catalytic cracking device for petroleum hydrocarbons according to claim 1, characterized in that: A heater (20) is fixedly connected to the front side of the pyrolyzer (2). A heating pipe (21) is arranged on the top of the heater (20), and the other side of the heating pipe (21) is connected to the interior of the pyrolyzer (2).

8. A catalytic cracking device for petroleum hydrocarbons according to claim 1, characterized in that: A controller (22) is arranged on the front side of the pyrolyzer (2). A fixing rod (3) is fixedly connected between the pyrolyzer (2) and the bottom plate (1).

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