Cracking kettle for cracking oil sludge

Abstract

The utility model relates to the technical field of oil sludge treatment devices, and discloses a cracking kettle for cracking oil sludge, which comprises a cracking kettle body, and a driving motor is arranged on one side of the cracking kettle body; the stirring part comprises a main shaft and a stirring rod; a heating member; the reciprocating pushing component comprises a reciprocating ring, a driving unit is arranged at the upper end of the reciprocating ring, the driving unit comprises a threaded rod and a connecting block, and the connecting block is fixedly connected with the reciprocating ring. The reciprocating pushing part is arranged to be matched with the driving unit, so that the reciprocating ring horizontally reciprocates in the cracking kettle body to scrape off oil sludge on the bottommost layer, and then the stirring part is used for stirring, so that the temperature of the whole oil sludge in the cracking kettle body further tends to be consistent, and the situation of local overheating or insufficient reaction is avoided; therefore, the cracking efficiency and the safety of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge treatment devices, in particular to a cracking kettle for cracking sludge containing oil. Background Art

[0002] Sludge containing oil is the main pollutant generated during the processes of oil exploitation, production and processing. If it cannot be disposed of reasonably, it will seriously pollute the surrounding environment.

[0003] The prior art discloses a cracking kettle for cracking sludge containing oil (publication number: CN207405056U), which includes a main body of the sludge containing oil cracking kettle. A fixed base is fixed at the bottom of the main body of the sludge containing oil cracking kettle, and support feet are welded at the bottom of the fixed base. A stirring motor is fixed on the fixed base on one side of the main body of the sludge containing oil cracking kettle through a motor base, and the stirring motor is in transmission connection with a coupling through a motor rotating shaft.

[0004] There is a gap between the stirring blades in the prior art and the inner wall surface of the cracking kettle, resulting in less flow of the sludge at the bottom layer during the stirring process. There is still a temperature difference between the sludge at the bottom layer and the sludge at the top layer, and there may also be a situation where part of it adheres to the inner wall surface of the cracking kettle, causing local overheating or insufficient reaction, and resulting in low cracking efficiency.

[0005] Therefore, those skilled in the art provide a cracking kettle for cracking sludge containing oil to solve the problems raised in the above background art. Summary of the Utility Model

[0006] Aiming at the deficiencies of the prior art, the utility model provides a cracking kettle for cracking sludge containing oil, which solves the problems raised in the above background art.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A cracking kettle for cracking sludge containing oil, which includes: a main body of the cracking kettle, the main body of the cracking kettle is fixedly installed on the ground, and a driving motor for driving is arranged on one side of the main body of the cracking kettle; a stirring component, the stirring component is arranged in the cavity of the main body of the cracking kettle for stirring the sludge containing oil, the stirring component includes a main shaft rotatably arranged in the cavity of the main body of the cracking kettle and stirring rods fixedly installed on the outer wall surface of the main shaft, and a plurality of stirring rods are distributed in a circular array around the main shaft; a heating component, the heating component includes a spiral heat conduction tube, the spiral heat conduction tube is embedded in the inner wall surface of the main body of the cracking kettle, and a heating rod is arranged in the spiral heat conduction tube; a reciprocating pushing component, the reciprocating pushing component is arranged in the cavity of the main body of the cracking kettle for reciprocatingly pushing and stirring the sludge containing oil, the reciprocating pushing component includes a reciprocating ring, a driving unit is arranged at the upper end of the reciprocating ring, and the driving unit includes a threaded rod and a connecting block, and the connecting block is fixedly connected with the reciprocating ring.

[0009] According to the cracking kettle for cracking oily sludge, one end of the main shaft movably penetrates through the cracking kettle body and is fixedly connected to the driving shaft of the driving motor, and a plurality of stirring rods on the same horizontal plane are evenly distributed on the outer wall surface of the main shaft.

[0010] According to the cracking kettle for cracking oily sludge, the reciprocating ring is circular, the inner ring of the reciprocating ring shrinks inwards to form a conical edge, the main shaft and the stirring rods are located inside the ring of the reciprocating ring, the reciprocating ring movably penetrates through the main shaft, and the reciprocating ring is perpendicular to the main shaft.

[0011] According to the cracking kettle for cracking oily sludge, the connecting block is fan-shaped, a conical groove is formed at one end of the connecting block close to the reciprocating ring, the reciprocating ring is clamped in the conical groove of the connecting block, and the reciprocating ring and the connecting block are fixedly connected. A baffle is arranged below the connecting block, and the baffle is fixedly installed in the cavity of the cracking kettle body and is located directly below the threaded rod.

[0012] According to the cracking kettle for cracking oily sludge, the threaded rod movably penetrates through the connecting block, and the threaded rod and the connecting block are in a threaded connection relationship. The threaded rod and the connecting block are in transmission cooperation. A guide rod is also fixedly installed in the cavity of the cracking kettle body, and the guide rod is parallel to the threaded rod and movably penetrates through the connecting block.

[0013] According to the cracking kettle for cracking oily sludge, one end of the threaded rod is rotatably installed in the cavity of the cracking kettle body. A transmission unit is arranged between the cracking kettle body and the driving motor. The transmission unit includes a mounting plate, a first gear and a third gear. The other end of the threaded rod movably penetrates through the cracking kettle body and is movably installed on one side wall surface of the mounting plate.

[0014] According to the cracking kettle for cracking oily sludge, the threaded rod fixedly penetrates through the first gear, the main shaft fixedly penetrates through the third gear, a second gear is arranged between the third gear and the first gear, one end of the second gear is fixedly connected to a rotating shaft, the rotating shaft is movably installed on the mounting plate, the mounting plate is fixedly installed on the ground, the third gear is movably meshed with the second gear, and the second gear is movably meshed with the first gear. [[ID=,18]]

[0015] The utility model provides a cracking kettle for cracking oily sludge. It has the following beneficial effects:

[0016] (1) By arranging a stirring component inside the cracking kettle body to stir the oily sludge, it is heated evenly to facilitate cracking. However, there is still a temperature difference between the bottommost oily sludge and the uppermost oily sludge during the stirring process. Therefore, in this application, a reciprocating pushing component is arranged in cooperation with a driving unit, so that the reciprocating ring moves horizontally inside the cracking kettle body to scrape up the bottommost oily sludge, and then it is stirred by the stirring component, making the temperature of the overall oily sludge inside the cracking kettle body closer to being consistent, avoiding local overheating or insufficient reaction, and thus improving the cracking efficiency and the safety of the device.

[0017] (2) By arranging the reciprocating ring to be circular, and the inner ring of the reciprocating ring contracts inward to form a conical edge. During the movement of the reciprocating ring, one side of the reciprocating ring shovels up the oily sludge, and the oily sludge is lifted along the side surface of the conical edge. The oily sludge is dispersed and mixed by the stirring of the stirring rod, making the temperature of the oily sludge more uniform, and also avoiding the situation where the oily sludge near the inner wall surface of the cracking kettle body adheres to the inner wall surface and causes local overheating.

[0018] (3) By arranging one end of the threaded rod to movably penetrate through the cracking kettle body and be movably installed on one side wall surface of the mounting plate, the threaded rod fixedly penetrates through the first gear, the main shaft fixedly penetrates through the third gear, the third gear is movably meshed with the second gear, and the second gear is movably meshed with the first gear. Thus, during the rotation of the main shaft, the threaded rod is driven to rotate. By setting the forward and reverse rotation of the main shaft, the reciprocating movement of the reciprocating ring is controlled, improving the uniformity of the temperature of the oily sludge inside the cracking kettle body and the cracking efficiency. Description of the Drawings

[0019] Figure 1 It is a three-dimensional structural schematic diagram of a cracking kettle for cracking oily sludge of the present utility model;

[0020] Figure 2 It is a schematic diagram of the internal structure of the cracking kettle cavity;

[0021] Figure 3 It is a schematic diagram of the positional relationship between the reciprocating ring and the stirring component;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the reciprocating ring;

[0023] Figure 5 It is a schematic diagram of the positional relationship between the reciprocating ring and the connecting block;

[0024] Figure 6 It is a three-dimensional structural schematic diagram of the transmission unit.

[0025] Legend Explanation:

[0026] 10. Cracking kettle body; 11. Driving motor; 12. Transmission unit; 13. Main shaft; 14. Stirring rod; 15. Reciprocating ring; 16. Threaded rod; 17. Guide rod; 18. Connecting block; 19. Baffle; 20. Mounting plate; 21. First gear; 22. Second gear; 23. Third gear. Detailed implementation manner

[0027] As Figures 1-6 shown: A cracking kettle for cracking waste oil sludge, which includes: a cracking kettle body 10, the cracking kettle body 10 is fixedly installed on the ground, and a driving motor 11 for driving is arranged on one side of the cracking kettle body 10; a stirring component, the stirring component is arranged in the cavity of the cracking kettle body 10 for stirring the waste oil sludge, the stirring component includes a main shaft 13 rotatably arranged in the cavity of the cracking kettle body 10 and a stirring rod 14 fixedly installed on the outer wall surface of the main shaft 13, and a plurality of stirring rods 14 are distributed in a circular array around the main shaft 13; a heating component, the heating component includes a spiral heat conduction tube, the spiral heat conduction tube is embedded in the inner wall surface of the cracking kettle body 10, and a heating rod is arranged in the spiral heat conduction tube; a reciprocating pushing component, the reciprocating pushing component is arranged in the cavity of the cracking kettle body 10 for reciprocatingly pushing and stirring the waste oil sludge, the reciprocating pushing component includes a reciprocating ring 15, a driving unit is arranged at the upper end of the reciprocating ring 15, the driving unit includes a threaded rod 16 and a connecting block 18, and the connecting block 18 is fixedly connected with the reciprocating ring 15.

[0028] Specifically, by arranging a stirring component in the cracking kettle body 10 to stir the waste oil sludge, so that it is heated evenly and is convenient for cracking. However, there is still a temperature difference between the waste oil sludge at the bottom layer and the waste oil sludge at the top layer during the stirring process. For this reason, in this application, by arranging a reciprocating pushing component in cooperation with the driving unit, the reciprocating ring 15 moves horizontally in the cracking kettle body 10 to scrape up the waste oil sludge at the bottom layer, and then stirs it through the stirring component, so that the temperature of the overall oil sludge in the cracking kettle body 10 is further closer to being consistent, avoiding the occurrence of local overheating or insufficient reaction, thereby improving the cracking efficiency and the safety of the device.

[0029] One end of the main shaft 13 movably penetrates through the cracking kettle body 10 and is fixedly connected with the driving shaft of the driving motor 11, and a plurality of stirring rods 14 on the same horizontal plane are equidistantly distributed on the outer wall surface of the main shaft 13.

[0030] Specifically, by arranging the stirring rod 14 fixedly installed on the outer wall surface of the main shaft 13, a plurality of stirring rods 14 are distributed in a circular array around the main shaft 13, and a plurality of stirring rods 14 on the same horizontal plane are equidistantly distributed on the outer wall surface of the main shaft 13. During the rotation of the main shaft 13, the stirring rod 14 is driven to rotate to stir the waste oil sludge, so as to make the waste oil sludge heated evenly.

[0031] The reciprocating ring 15 is circular, the inner ring of the reciprocating ring 15 contracts inward to form a tapered edge, the main shaft 13 and the stirring rod 14 are located inside the ring of the reciprocating ring 15, the reciprocating ring 15 movably penetrates through the main shaft 13, and the reciprocating ring 15 is perpendicular to the main shaft 13.

[0032] Specifically, by setting the reciprocating ring 15 to be circular and the inner ring of the reciprocating ring 15 to contract inward to form a tapered edge, during the movement of the reciprocating ring 15, one side of the reciprocating ring 15 shovels up the oily sludge, and the oily sludge is lifted along the side of the tapered edge. The oily sludge is dispersed and mixed by the stirring of the stirring rod 14, making the temperature of the oily sludge more uniform and also avoiding the situation where the oily sludge near the inner wall surface of the cracking kettle body 10 adheres to the inner wall surface and causes local overheating.

[0033] The connecting block 18 is fan-shaped, a tapered groove is provided at one end of the connecting block 18 close to the reciprocating ring 15, the reciprocating ring 15 is clamped in the tapered groove of the connecting block 18, and the reciprocating ring 15 and the connecting block 18 are in a fixed connection relationship. A baffle 19 is arranged below the connecting block 18, the baffle 19 is fixedly installed in the cavity of the cracking kettle body 10, and the baffle 19 is located directly below the threaded rod 16.

[0034] Specifically, by setting the connecting block 18 to be fan-shaped and a tapered groove is provided at one end of the connecting block 18 close to the reciprocating ring 15, the reciprocating ring 15 is clamped in the tapered groove of the connecting block 18, and the reciprocating ring 15 and the connecting block 18 are in a fixed connection relationship. By setting the connecting block 18 and the reciprocating ring 15 to be fixed, the reciprocating ring 15 is driven to move synchronously during the movement of the connecting block 18. By arranging the baffle 19 below the connecting block 18, the baffle 19 is fixedly installed in the cavity of the cracking kettle body 10, and the baffle 19 can block the threaded rod 16 and block the slurry splashing up from below to avoid jamming of the reciprocating ring 15 during the movement.

[0035] The threaded rod 16 movably penetrates through the connecting block 18, the threaded rod 16 and the connecting block 18 are in a threaded connection relationship, the threaded rod 16 is in transmission cooperation with the connecting block 18, and a guide rod 17 is also fixedly installed in the cavity of the cracking kettle body 10. The guide rod 17 is parallel to the threaded rod 16, and the guide rod 17 movably penetrates through the connecting block 18.

[0036] Specifically, by setting the threaded rod 16 to movably penetrate through the connecting block 18, the connecting block 18 moves during the rotation of the threaded rod 16. By setting the guide rod 17 to movably penetrate through the connecting block 18, it plays a role in limiting and guiding the connecting block 18, improving the stability of the device.

[0037] One end of the threaded rod 16 is rotatably installed in the cavity of the cracking kettle body 10. A transmission unit 12 is arranged between the cracking kettle body 10 and the driving motor 11. The transmission unit 12 includes a mounting plate 20, a first gear 21 and a third gear 23. The other end of the threaded rod 16 movably penetrates through the cracking kettle body 10 and is movably installed on a side wall surface of the mounting plate 20. The threaded rod 16 fixedly penetrates through the first gear 21, the main shaft 13 fixedly penetrates through the third gear 23. A second gear 22 is arranged between the third gear 23 and the first gear 21. One end of the second gear 22 is fixedly connected with a rotating shaft, and the rotating shaft is movably installed on the mounting plate 20. The mounting plate 20 is fixedly installed on the ground. The third gear 23 is movably meshed with the second gear 22, and the second gear 22 is movably meshed with the first gear 21.

[0038] Specifically, by setting one end of the threaded rod 16 to movably penetrate through the cracking kettle body 10 and be movably installed on a side wall surface of the mounting plate 20, the threaded rod 16 fixedly penetrates through the first gear 21, the main shaft 13 fixedly penetrates through the third gear 23, the third gear 23 is movably meshed with the second gear 22, and the second gear 22 is movably meshed with the first gear 21, the threaded rod 16 is driven to rotate during the rotation of the main shaft 13. By setting the forward rotation and reverse rotation of the main shaft 13, the reciprocating motion of the reciprocating ring 15 is controlled, the uniformity of the temperature of the oily sludge in the cracking kettle body 10 is improved, and the cracking efficiency is improved.

[0039] The working principle of a cracking kettle for cracking oily sludge in this application is as follows: The heating component preheats the cracking kettle body 10, loads the oily sludge into the cracking kettle body 10, and then heats it. The driving motor 11 drives the main shaft 13 to rotate, driving the stirring rod 14 to rotate to stir the oily sludge. The threaded rod 16 fixedly penetrates through the first gear 21, the main shaft 13 fixedly penetrates through the third gear 23, the third gear 23 is movably meshed with the second gear 22, and the second gear 22 is movably meshed with the first gear 21. Thus, the threaded rod 16 is driven to rotate during the rotation of the main shaft 13. The threaded rod 16 movably penetrates through the connecting block 18, and the connecting block 18 moves during the rotation of the threaded rod 16. By setting the guide rod 17 to movably penetrate through the connecting block 18, it plays a role of limiting and guiding the connecting block 18. By setting the reciprocating ring 15 to be circular, the inner circle of the reciprocating ring 15 contracts inward to form a conical edge. During the movement of the reciprocating ring 15, one side of the reciprocating ring 15 shovels up the oily sludge, and the oily sludge is lifted along the side surface of the conical edge. The oily sludge is dispersed and mixed by the stirring of the stirring rod 14, making the temperature of the oily sludge more uniform, and also avoiding the situation that the oily sludge near the inner wall surface of the cracking kettle body 10 adheres to the inner wall surface and causes local overheating. By setting the forward rotation and reverse rotation of the main shaft 13, the reciprocating motion of the reciprocating ring 15 is controlled, the uniformity of the temperature of the oily sludge in the cracking kettle body 10 is improved, and the cracking efficiency is improved.

[0040] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments, and what is described in the above embodiments and the specification is only to illustrate the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and all these changes and improvements fall within the scope of the present utility model claimed.

Claims

1. A cracking kettle for cracking oily sludge, characterized in that, Including: A cracking kettle body (10), the cracking kettle body (10) is fixedly installed on the ground, and a driving motor (11) for driving is arranged on one side of the cracking kettle body (10); A stirring component, the stirring component is arranged in the cavity of the cracking kettle body (10) for stirring the oily sludge, the stirring component includes a main shaft (13) rotatably arranged in the cavity of the cracking kettle body (10) and stirring rods (14) fixedly installed on the outer wall surface of the main shaft (13), and a plurality of stirring rods (14) are distributed in an annular array around the main shaft (13); A heating component, the heating component includes a spiral heat conduction tube, the spiral heat conduction tube is embedded in the inner wall surface of the cracking kettle body (10), and a heating rod is arranged in the spiral heat conduction tube; A reciprocating pushing component, the reciprocating pushing component is arranged in the cavity of the cracking kettle body (10) for reciprocatingly pushing and stirring the oily sludge, the reciprocating pushing component includes a reciprocating ring (15), a driving unit is arranged at the upper end of the reciprocating ring (15), the driving unit includes a threaded rod (16) and a connecting block (18), and the connecting block (18) is fixedly connected with the reciprocating ring (15).

2. The cracking kettle for cracking oily sludge according to claim 1, characterized in that: One end of the main shaft (13) movably penetrates through the cracking kettle body (10) and is fixedly connected with the driving shaft of the driving motor (11), and a plurality of stirring rods (14) on the same horizontal plane are equidistantly distributed on the outer wall surface of the main shaft (13).

3. The cracking kettle for cracking oily sludge according to claim 1, characterized in that: The reciprocating ring (15) is circular, the inner circle of the reciprocating ring (15) shrinks inward to form a conical edge, the main shaft (13) and the stirring rods (14) are located inside the ring of the reciprocating ring (15), the reciprocating ring (15) movably penetrates through the main shaft (13), and the reciprocating ring (15) is perpendicular to the main shaft (13).

4. The cracking kettle for cracking oily sludge according to claim 1, characterized in that: The connecting block (18) is fan-shaped, a conical groove is formed at one end of the connecting block (18) close to the reciprocating ring (15), the reciprocating ring (15) is clamped in the conical groove of the connecting block (18), the reciprocating ring (15) and the connecting block (18) are in a fixed connection relationship, a baffle (19) is arranged below the connecting block (18), the baffle (19) is fixedly installed in the cavity of the cracking kettle body (10), and the baffle (19) is located directly below the threaded rod (16).

5. The cracking kettle for cracking oily sludge according to claim 1, characterized in that: The threaded rod (16) movably penetrates through the connecting block (18), the threaded rod (16) and the connecting block (18) are in a threaded connection relationship, the threaded rod (16) is in transmission cooperation with the connecting block (18), a guide rod (17) is also fixedly installed in the cavity of the cracking kettle body (10), the guide rod (17) is parallel to the threaded rod (16), and the guide rod (17) movably penetrates through the connecting block (18).

6. The cracking kettle for cracking oily sludge according to claim 1, wherein: One end of the threaded rod (16) is rotatably installed in the cavity of the cracking kettle body (10), a transmission unit (12) is arranged between the cracking kettle body (10) and the driving motor (11), the transmission unit (12) includes a mounting plate (20), a first gear (21) and a third gear (23), and the other end of the threaded rod (16) movably penetrates through the cracking kettle body (10) and is movably installed on one side wall surface of the mounting plate (20).

7. The cracking kettle for cracking oily sludge according to claim 6, wherein: The threaded rod (16) is fixedly penetrated through the first gear (21), the main shaft (13) is fixedly penetrated through the third gear (23), a second gear (22) is arranged between the third gear (23) and the first gear (21), one end of the second gear (22) is fixedly connected with a rotating shaft, the rotating shaft is movably installed on the mounting plate (20), the mounting plate (20) is fixedly installed on the ground, the third gear (23) is movably meshed with the second gear (22), and the second gear (22) is movably meshed with the first gear (21).

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