Oil sludge stirring and mixing device

Abstract

The utility model relates to the technical field of oil sludge treatment, in particular to an oil sludge stirring and mixing device which comprises a bottom plate and an installation frame installed on the bottom plate, a supporting plate is installed on the side wall of the installation frame, a stirring barrel is fixedly installed on the top face of the bottom plate, a feeding valve is arranged on the top face of the stirring barrel in a communicating mode, and a discharging valve is arranged at the bottom of the peripheral side of the stirring barrel in a communicating mode. A mounting box is fixedly connected to the top surface of the supporting plate, a lifting rotating assembly is arranged in the mounting box, a stirring assembly used for stirring oil sludge is arranged below the lifting rotating assembly, and the stirring assembly is located in the stirring barrel; the lifting and rotating assembly comprises a driving mechanism, a lifting mechanism, a rotating mechanism and a connecting mechanism, the driving mechanism drives the lifting mechanism and the rotating mechanism to operate, the lifting mechanism operates to drive the connecting mechanism to move up and down, and the rotating mechanism operates to drive the connecting mechanism to rotate. The position of the connecting mechanism is changed, so that the connecting mechanism can drive the stirring assembly to move up and down and rotate.

Description

Technical Field

[0001] The utility model relates to the technical field of oil sludge treatment, in particular to an oil sludge stirring and mixing device. Background Art

[0002] Oil sludge is an oily solid waste generated during oil extraction, transportation, refining, and oily wastewater treatment. It is one of the main pollutants generated during oil and gas development, storage, and transportation. Before solid-liquid separation, the sludge must be thoroughly stirred and mixed to ensure uniform distribution of oil, water, and other solid particles within the sludge. This is crucial for subsequent processing and separation. During the processing, stirring and mixing prevents solid particles from settling and maintains the sludge's fluidity.

[0003] In the prior art, Chinese patent publication number CN209362307U discloses a homogenizing stirring device, in which the bottom of the mixing drum is an arc-shaped cylinder head, the upper end of the mixing drum is provided with a cover plate and a feed port and a stirring motor installed on the cover plate, a stirring shaft is provided inside the mixing drum, an electric heating jacket assembly is provided outside the mixing drum, a plurality of baffles are uniformly distributed circumferentially on the inner wall of the mixing drum, and a plurality of interference flow wing plates are uniformly distributed circumferentially on the inner wall of the cylinder head.

[0004] The above device has the following problems: the relative position of the stirring blade and the stirring barrel is always fixed, the stirring amplitude is small, and the oil sludge cannot be fully mixed during stirring, resulting in low efficiency and a long stirring time. Based on this, we propose an oil sludge stirring and mixing device. Utility Model Content

[0005] The purpose of the utility model is to provide an oil sludge stirring and mixing device to solve the problem in the above background technology that the relative positions of the stirring blade and the stirring barrel are always fixed and the oil sludge cannot be fully mixed.

[0006] The technical solution of the utility model is: an oil sludge stirring and mixing device, comprising a bottom plate and a mounting frame mounted on the bottom plate, a support plate being mounted on the side wall of the mounting frame, a stirring barrel being fixedly mounted on the top surface of the bottom plate, a feed valve being connected to the top surface of the stirring barrel, a discharge valve being connected to the bottom of the peripheral side of the stirring barrel, a mounting box being fixedly connected to the top surface of the support plate, a lifting and rotating assembly being arranged in the mounting box, a stirring assembly for stirring the oil sludge being arranged below the lifting and rotating assembly, and the stirring assembly being located in the stirring barrel;

[0007] The lifting and rotating assembly includes a driving mechanism, a lifting mechanism, a rotating mechanism and a connecting mechanism. The driving mechanism is installed on the mounting frame. The driving mechanism is connected to the lifting mechanism and the rotating mechanism and drives the lifting mechanism and the rotating mechanism to operate. The connecting mechanism is connected to the lifting mechanism and moves up and down with the operation of the lifting mechanism. The connecting mechanism is connected to the rotating mechanism and rotates with the operation of the rotating mechanism.

[0008] Preferably, the driving mechanism includes a driving motor, a first rotating shaft, and a second rotating shaft. The driving motor is fixedly mounted on the top of the support plate, and the output end of the driving motor is fixedly connected to one end of the first rotating shaft. The first rotating shaft passes through the side wall of the installation box and extends into the installation box. The first rotating shaft is rotatably connected to the side wall of the installation box. The circumferential side of the first rotating shaft is fixedly connected to the first transmission gear, and the second rotating shaft is rotatably connected to the side wall of the installation box. The second rotating shaft is located above the first rotating shaft, and one end of the second rotating shaft is rotatably connected to the inner wall of the installation box. The circumferential side of the second rotating shaft is fixedly connected to the second transmission gear, and the second transmission gear is meshed with the first transmission gear.

[0009] Preferably, the lifting mechanism includes a turntable, a transmission rod, and a connecting collar. The turntable is fixedly connected to the circumferential side of the second rotating shaft. The transmission rod is located on the side of the turntable away from the second transmission gear. The transmission rod is fixedly connected to the side wall of the turntable. The connecting collar is sleeved on the circumferential side of the transmission rod. The top and bottom surfaces of the connecting collar are fixedly connected with a connecting rod. The inner wall of the mounting box is fixedly connected to a limiting rod. There are two limiting rods. A limiting hole is provided on the top surface of the limiting rod. The limiting hole passes through the side wall of the limiting rod and extends to the outside. The connecting rod is slidably connected to the inner wall of the corresponding limiting hole.

[0010] Preferably, the rotating mechanism includes a first bevel gear and a second bevel gear, the first bevel gear is located on one side of the first transmission gear, the first bevel gear is fixedly connected to the circumferential side of the first rotating shaft, a second rotating groove is provided on the bottom surface of the inner wall of the mounting box, the inner wall of the second rotating groove is rotatably connected with a rotating ring, the top end of the rotating ring is fixedly connected to the bottom end of the second bevel gear, and the first bevel gear is meshed with the second bevel gear.

[0011] Preferably, the connecting mechanism includes a limiting ring, a rectangular rod, and a rectangular groove, the limiting ring is fixedly connected to the peripheral side of the connecting rod located below, the rectangular rod is located below the connecting rod, the top end of the rectangular rod is provided with a placement groove, the inner wall of the placement groove is provided with a first rotation groove, the lower end of the connecting rod is rotatably connected to the inner wall of the placement groove, the limiting ring is rotatably connected to the inner wall of the first rotation groove, the top end of the second bevel gear is provided with a rectangular groove, the rectangular rod is slidably connected to the inner wall of the rectangular groove, the inner bottom surface of the mounting box is provided with a through hole, the top surface of the support plate is provided with a clearance hole connected to the through hole, and the rectangular rod passes through the through hole and the support plate and extends to the outside.

[0012] Preferably, the stirring assembly includes a stirring rod, a limiting sleeve, and a stirring blade. The top end of the stirring rod is fixedly connected to the bottom end of the rectangular rod, the limiting sleeve is fixedly connected to the top surface of the stirring barrel, the stirring rod is slidingly connected to the inner wall of the limiting sleeve, the number of the stirring blades is three groups, and the stirring blades are fixedly connected to the peripheral side of the stirring rod.

[0013] The present invention provides an improved sludge stirring and mixing device, which has the following improvements and advantages compared with the prior art:

[0014] 1. The utility model sets a lifting and rotating assembly so that the driving mechanism drives the lifting mechanism and the rotating mechanism to operate. The operation of the lifting mechanism drives the connecting mechanism to move up and down, and the operation of the rotating mechanism drives the connecting mechanism to rotate, thereby changing the position of the connecting mechanism, so that the connecting mechanism can drive the stirring assembly to move up and down and rotate.

[0015] 2. The utility model provides a stirring assembly so that the lifting and rotating assembly can drive the stirring assembly to move up and down and rotate, thereby increasing the stirring amplitude and fully stirring the sludge. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further explained below with reference to the accompanying drawings and embodiments:

[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 cross-sectional structure of the installation box area of ​​the utility model Figure 1 ;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the installation box area of ​​the utility model Figure 2 ;

[0020] Figure 4 This is a schematic diagram of the internal explosion structure of the installation box of the utility model;

[0021] Figure 5This is a schematic diagram of the cross-sectional structure of the installation box of the utility model;

[0022] Figure 6 This is a schematic diagram of the cross-sectional structure of a rectangular rod of the present invention;

[0023] Figure 7 It is a schematic diagram of the cross-sectional structure of the mixing barrel area of ​​the present utility model.

[0024] Description of reference numerals:

[0025] 1. Bottom plate; 2. Mounting frame; 3. Mixing barrel; 4. Feed valve; 5. Discharge valve; 6. Drive motor; 7. Mounting box; 8. First rotating shaft; 9. First transmission gear; 10. Second rotating shaft; 11. Second transmission gear; 12. Turntable; 13. Transmission rod; 14. Connecting collar; 15. Connecting rod; 16. First bevel gear; 17. Second bevel gear; 18. Rectangular groove; 19. Rectangular rod; 20. Placement groove; 21. First rotating groove; 22. Limiting ring; 23. Limiting rod; 24. Limiting hole; 25. Rotating ring; 26. Second rotating groove; 27. Through hole; 28. Stirring rod; 29. ​​Limiting sleeve; 30. Stirring blade; 31. Support plate. DETAILED DESCRIPTION

[0026] The present invention will be further described below in conjunction with specific embodiments. However, people familiar with the art should understand that the detailed description given here in conjunction with the drawings is for better explanation, and the structure of the present invention must go beyond these limited embodiments. For some equivalent replacement solutions or common means, they will not be described in detail herein, but they still fall within the scope of protection of this application.

[0027] Figures 1 to 7 This is the best embodiment of the present invention, Figures 1 to 7 The utility model is further described.

[0028] like Figures 1 to 7 As shown, a sludge stirring and mixing device includes a base plate 1 and a mounting frame 2 mounted on the base plate 1, a support plate 31 is mounted on the side wall of the mounting frame 2, a stirring barrel 3 is fixedly mounted on the top surface of the base plate 1, a feed valve 4 is connected to the top surface of the stirring barrel 3, and a discharge valve 5 is connected to the bottom of the peripheral side of the stirring barrel 3, a mounting box 7 is fixedly connected to the top surface of the support plate 31, a lifting and rotating assembly is arranged in the mounting box 7, a stirring assembly for stirring the sludge is arranged below the lifting and rotating assembly, and the stirring assembly is located in the stirring barrel 3;

[0029] The lifting and rotating assembly includes a driving mechanism, a lifting mechanism, a rotating mechanism and a connecting mechanism. The driving mechanism is installed on the mounting frame 2. The driving mechanism is connected to the lifting mechanism and the rotating mechanism and drives the lifting mechanism and the rotating mechanism to operate. The connecting mechanism is connected to the lifting mechanism and moves up and down with the operation of the lifting mechanism. The connecting mechanism is connected to the rotating mechanism and rotates with the operation of the rotating mechanism.

[0030] Furthermore, the driving mechanism includes a driving motor 6, a first rotating shaft 8, and a second rotating shaft 10. The driving motor 6 is fixedly installed on the top of the support plate 31. The output end of the driving motor 6 is fixedly connected to one end of the first rotating shaft 8. The first rotating shaft 8 passes through the side wall of the installation box 7 and extends into the installation box 7. The first rotating shaft 8 is rotatably connected to the side wall of the installation box 7. The circumferential side of the first rotating shaft 8 is fixedly connected with the first transmission gear 9. The second rotating shaft 10 is rotatably connected to the side wall of the installation box 7. The second rotating shaft 10 is located above the first rotating shaft 8. One end of the second rotating shaft 10 is rotatably connected to the inner wall of the installation box 7. The circumferential side of the second rotating shaft 10 is fixedly connected with the second transmission gear 11. The second transmission gear 11 is meshed with the first transmission gear 9. The output shaft of the driving motor 6 drives the first rotating shaft 8 to rotate. The first rotating shaft 8 drives the first transmission gear 9 to rotate. The first transmission gear 9 drives the second transmission gear 11 meshed with it to rotate. The rotation of the second transmission gear 11 drives the second rotating shaft 10 to rotate.

[0031] Furthermore, the lifting mechanism includes a turntable 12, a transmission rod 13, and a connecting collar 14. The turntable 12 is fixedly connected to the circumference of the second rotating shaft 10. The transmission rod 13 is located on the side of the turntable 12 away from the second transmission gear 11. The transmission rod 13 is fixedly connected to the side wall of the turntable 12. The connecting collar 14 is sleeved on the circumference of the transmission rod 13. The top and bottom surfaces of the connecting collar 14 are fixedly connected to the connecting rod 15. The inner wall of the installation box 7 is fixedly connected to the limit rod 23, and the number of the limit rod 23 is two. A limiting hole 24 is provided on the top surface of the limiting rod 23. The limiting hole 24 passes through the side wall of the limiting rod 23 and extends to the outside. The connecting rod 15 is slidably connected to the inner wall of the corresponding limiting hole 24. The rotation of the second rotating shaft 10 drives the turntable 12 to rotate, and the rotation of the turntable 12 drives the transmission rod 13 to rotate. Since the connecting collar 14 is sleeved on the circumferential side of the transmission rod 13 and the connecting rod 15 is limited by the limiting rod 23, the transmission rod 13 will slide in the connecting collar 14 and drive the connecting collar 14 to move up and down.

[0032] Furthermore, the rotating mechanism includes a first bevel gear 16 and a second bevel gear 17. The first bevel gear 16 is located on one side of the first transmission gear 9. The first bevel gear 16 is fixedly connected to the circumferential side of the first rotating shaft 8. A second rotating groove 26 is provided on the bottom surface of the inner wall of the mounting box 7. The inner wall of the second rotating groove 26 is rotatably connected with a rotating ring 25. The top of the rotating ring 25 is fixedly connected to the bottom end of the second bevel gear 17. The first bevel gear 16 is meshed with the second bevel gear 17. The rotation of the first rotating shaft 8 will drive the first bevel gear 16 to rotate. The rotation of the first bevel gear 16 drives the second bevel gear 17 to rotate. The second bevel gear 17 drives the rotating ring 25 to rotate in the second rotating groove 26.

[0033] Furthermore, the connecting mechanism includes a limiting ring 22, a rectangular rod 19, and a rectangular groove 18. The limiting ring 22 is fixedly connected to the peripheral side of the connecting rod 15 located below. The rectangular rod 19 is located below the connecting rod 15. The top of the rectangular rod 19 is provided with a placement groove 20. The inner wall of the placement groove 20 is provided with a first rotation groove 21. The lower end of the connecting rod 15 is rotatably connected to the inner wall of the placement groove 20. The limiting ring 22 is rotatably connected to the inner wall of the first rotation groove 21. The top of the second bevel gear 17 is provided with a rectangular groove 18. The rectangular rod 19 is slidably connected to the inner wall of the rectangular groove 18. The inner bottom surface of the installation box 7 is provided with a There is a through hole 27, and a makeshift hole connected to the through hole 27 is opened on the top surface of the support plate 31. The rectangular rod 19 passes through the through hole 27 and the support plate 31 and extends to the outside. The connecting ring 14 moves up and down to drive the connecting rod 15 to move up and down, and the connecting rod 15 moves up and down to drive the limit ring 22 to move up and down. The limit ring 22 moves up and down to drive the rectangular rod 19 to slide up and down in the rectangular groove 18. At the same time, the second bevel gear 17 rotates to drive the rectangular rod 19 in the rectangular groove 18 to rotate. When the rectangular rod 19 rotates, the rectangular rod 19 rotates around the limit ring 22, so that the rectangular rod 19 moves up and down while rotating.

[0034] Furthermore, the stirring assembly includes a stirring rod 28, a limiting sleeve 29, and a stirring blade 30. The top end of the stirring rod 28 is fixedly connected to the bottom end of the rectangular rod 19, the limiting sleeve 29 is fixedly connected to the top surface of the stirring barrel 3, the stirring rod 28 is slidingly connected to the inner wall of the limiting sleeve 29, the number of stirring blades 30 is three groups, the stirring blades 30 are fixedly connected to the peripheral side of the stirring rod 28, and the rectangular rod 19 drives the stirring rod 28 to move up and down while rotating, thereby driving the stirring blades 30 to fully stir and mix the oil sludge.

[0035] Working principle: When personnel want to mix the sludge, they first put the sludge into the mixing barrel 3 from the feed valve 4, start the drive motor 6, and the output shaft of the drive motor 6 drives the first rotating shaft 8 to rotate, and the first rotating shaft 8 drives the first transmission gear 9 to rotate. The first transmission gear 9 drives the second transmission gear 11 meshed with it to rotate, and the second transmission gear 11 rotates to drive the second rotating shaft 10 to rotate, and the second rotating shaft 10 rotates to drive the turntable 12 to rotate, and the turntable 12 rotates to drive the transmission rod 13 to rotate. Since the connecting collar 14 is sleeved on the circumferential side of the transmission rod 13, and the connecting rod 15 is limited by the limiting rod 23, the transmission rod 13 will slide in the connecting collar 14 and drive the connecting collar 14 to move up and down. At this time, the connecting collar 14 moves up and down, driving the connecting rod 15 to move up and down. 5 moves up and down, driving the limit ring 22 to move up and down. The limit ring 22 moves up and down, driving the rectangular rod 19 to slide up and down in the rectangular groove 18. At the same time, the rotation of the first rotating shaft 8 drives the first bevel gear 16 to rotate. The rotation of the first bevel gear 16 drives the second bevel gear 17 to rotate. At this time, the second bevel gear 17 drives the rotating ring 25 to rotate in the second rotating groove 26. The rotation of the second bevel gear 17 drives the rectangular rod 19 in the rectangular groove 18 to rotate. When the rectangular rod 19 rotates, the rectangular rod 19 rotates around the limit ring 22. At this time, the rectangular rod 19 moves up and down and rotates at the same time. The rectangular rod 19 drives the stirring rod 28 to move up and down and rotates at the same time, thereby driving the stirring blade 30 to fully stir and mix the oil sludge. When the oil sludge is evenly stirred, the personnel open the discharge valve 5 and take out the oil sludge from the discharge valve 5.

[0036] The above description is merely a preferred embodiment of the present invention and does not constitute any limitation thereto. Any person skilled in the art may utilize the above disclosure to modify or remodel the present invention into equivalent embodiments. However, any simple modification, equivalent variation, or modification of the above embodiment that does not depart from the technical content of the present invention and is based on the technical essence of the present invention shall still fall within the scope of protection of the present invention.

Claims

1. An oil sludge stirring and mixing device, comprising a base plate (1) and a mounting frame (2) mounted on the base plate (1), wherein a support plate (31) is mounted on a side wall of the mounting frame (2), characterized in that: A stirring barrel (3) is fixedly mounted on the top surface of the bottom plate (1), a feed valve (4) is connected to the top surface of the stirring barrel (3), a discharge valve (5) is connected to the bottom of the peripheral side of the stirring barrel (3), a mounting box (7) is fixedly connected to the top surface of the support plate (31), a lifting and rotating assembly is arranged in the mounting box (7), a stirring assembly for stirring sludge is arranged below the lifting and rotating assembly, and the stirring assembly is located in the stirring barrel (3); The lifting and rotating assembly comprises a driving mechanism, a lifting mechanism, a rotating mechanism and a connecting mechanism, wherein the driving mechanism is mounted on a mounting frame (2), the driving mechanism is connected to the lifting mechanism and the rotating mechanism and drives the lifting mechanism and the rotating mechanism to operate, the connecting mechanism is connected to the lifting mechanism and moves up and down with the operation of the lifting mechanism, and the connecting mechanism is connected to the rotating mechanism and rotates with the operation of the rotating mechanism.

2. The oil sludge stirring and mixing device according to claim 1, characterized in that: The driving mechanism comprises a driving motor (6), a first rotating shaft (8), and a second rotating shaft (10). The driving motor (6) is fixedly mounted on the top of the support plate (31). The output end of the driving motor (6) is fixedly connected to one end of the first rotating shaft (8). The first rotating shaft (8) passes through the side wall of the installation box (7) and extends into the installation box (7). The first rotating shaft (8) is rotatably connected to the side wall of the installation box (7). The first rotating shaft (8) is fixedly connected to the first transmission gear (9) on the circumference. The second rotating shaft (10) is rotatably connected to the side wall of the installation box (7). The second rotating shaft (10) is located above the first rotating shaft (8). One end of the second rotating shaft (10) is rotatably connected to the inner wall of the installation box (7). The second rotating shaft (11) is fixedly connected to the circumference of the second rotating shaft (10). The second transmission gear (11) is meshed with the first transmission gear (9).

3. The oil sludge stirring and mixing device according to claim 2, characterized in that: The lifting mechanism comprises a turntable (12), a transmission rod (13), and a connecting collar (14). The turntable (12) is fixedly connected to the circumference of the second rotating shaft (10). The transmission rod (13) is located on a side of the turntable (12) away from the second transmission gear (11). The transmission rod (13) is fixedly connected to the side wall of the turntable (12). The connecting collar (14) is sleeved on the circumference of the transmission rod (13). The top and bottom surfaces of the connecting collar (14) are fixedly connected to connecting rods (15). The inner wall of the installation box (7) is fixedly connected to a limiting rod (23). There are two limiting rods (23). A limiting hole (24) is provided on the top surface of the limiting rod (23). The limiting hole (24) passes through the side wall of the limiting rod (23) and extends to the outside. The connecting rod (15) is slidably connected to the inner wall of the corresponding limiting hole (24).

4. The oil sludge stirring and mixing device according to claim 2, characterized in that: The rotating mechanism comprises a first bevel gear (16) and a second bevel gear (17), wherein the first bevel gear (16) is located on one side of the first transmission gear (9), and the first bevel gear (16) is fixedly connected to the circumference of the first rotating shaft (8). A second rotating groove (26) is provided on the bottom surface of the inner wall of the mounting box (7), and a rotating ring (25) is rotatably connected to the inner wall of the second rotating groove (26). The top end of the rotating ring (25) is fixedly connected to the bottom end of the second bevel gear (17), and the first bevel gear (16) is meshedly connected to the second bevel gear (17).

5. The oil sludge stirring and mixing device according to claim 4, characterized in that: The connecting mechanism comprises a limiting ring (22), a rectangular rod (19), and a rectangular groove (18). The limiting ring (22) is fixedly connected to the peripheral side of the connecting rod (15) located below. The rectangular rod (19) is located below the connecting rod (15). A placement groove (20) is provided at the top end of the rectangular rod (19). A first rotation groove (21) is provided on the inner wall of the placement groove (20). The lower end of the connecting rod (15) is rotatably connected to the inner wall of the placement groove (20). The limiting ring (22) is rotatably connected to the inner wall of the first rotating groove (21); a rectangular groove (18) is provided at the top of the second bevel gear (17); the rectangular rod (19) is slidably connected to the inner wall of the rectangular groove (18); a through hole (27) is provided on the inner bottom surface of the mounting box (7); a clearance hole connected to the through hole (27) is provided on the top surface of the support plate (31); the rectangular rod (19) passes through the through hole (27) and the support plate (31) and extends to the outside.

6. The oil sludge stirring and mixing device according to claim 5, characterized in that: The stirring assembly comprises a stirring rod (28), a limiting sleeve (29), and a stirring blade (30), wherein the top end of the stirring rod (28) is fixedly connected to the bottom end of the rectangular rod (19), the limiting sleeve (29) is fixedly connected to the top surface of the stirring barrel (3), the stirring rod (28) is slidably connected to the inner wall of the limiting sleeve (29), the number of the stirring blades (30) is three, and the stirring blades (30) are fixedly connected to the peripheral side of the stirring rod (28).

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