Chemical adding device for oil sludge treatment

Abstract

The utility model discloses a dosing device for oil sludge treatment, which comprises a treatment tank and a feeding cylinder arranged on one side of the treatment tank, a first motor is fixedly arranged on the top of the feeding cylinder, a spiral conveying sheet is rotatably arranged on the inner side of the feeding cylinder, the output end of the first motor is fixed with the spiral conveying sheet, and a feeding pipe is fixedly arranged between the feeding cylinder and the treatment tank. A second motor is fixedly arranged at the top of the treatment tank, a rotating shaft is fixedly arranged at the output end of the second motor, a plurality of fulcrum shafts are rotationally arranged at the top of the treatment tank, and a transmission assembly for driving the fulcrum shafts to rotate is arranged on the rotating shaft. A powdery agent is added into the feeding port, enters the feeding cylinder, is driven by the first motor to rotate, and is conveyed upwards through the spiral conveying sheet, so that the powdery agent is fed into the treatment tank through the inclined feeding pipe, and the agent adding operation is completed; and the operation risk of falling and slipping when the medicament is manually added to the top of the treatment tank is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil sludge treatment, and in particular relates to a drug adding device for oil sludge treatment. Background Art

[0002] During the development and production of oil and gas fields, a large amount of oily sludge will be generated due to various reasons, such as ground sludge, tank cleaning sludge, scum sludge, three-separator sludge, oil spill sludge caused by production accidents, etc. These oily sludges are directly discharged into the environment without treatment, which will seriously endanger environmental safety and human health. Therefore, it is necessary to use sludge treatment equipment to treat the sludge before discharge.

[0003] The existing treatment mode uses large tanks for sedimentation, and the supernatant is returned for secondary utilization. The bottom sediment is sent into the gel breaking and mixing tank by an excavator, and then solid dry powder agents are manually added to the bottom of the gel breaking and emulsification mixing tank. This operation process requires manual transportation of large bags of agents to the top of the gel breaking and mixing tank, and manual addition is also required. There are safety risks such as personnel falling, technical risks of adding too much or too little agent, and the labor intensity is also very high. Utility Model Content

[0004] In view of the need to manually transport large bags of chemicals to the top of the gel breaking and mixing tank and to manually add chemicals, which involves safety risks such as personnel falling, technical risks of adding too much or too little chemicals, and a high labor intensity, the utility model provides a dosing device for sludge treatment.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a dosing device for sludge treatment, comprising a treatment tank and a feeding barrel arranged on one side of the treatment tank, a first motor is fixedly arranged on the top of the feeding barrel, a spiral feed sheet is rotatably arranged inside the feeding barrel, the output end of the first motor is fixed to the spiral feed sheet, a feeding pipe is fixedly arranged between the feeding barrel and the treatment tank, a second motor is fixedly arranged on the top of the treatment tank, a rotating shaft is fixedly arranged on the output end of the second motor, a plurality of support shafts are rotatably arranged on the top of the treatment tank, the rotating shaft and the bottom ends of the plurality of support shafts all pass through the top of the treatment tank and are provided with a stirring assembly, and a transmission assembly for driving the plurality of support shafts to rotate is provided on the rotating shaft.

[0006] Preferably, a feeding port is provided at the bottom end of the side wall of the feeding barrel.

[0007] Preferably, the stirring assembly includes a first stirring blade and a second stirring blade, and a plurality of the first stirring blade and the second stirring blade are provided. The plurality of the first stirring blades are fixedly arranged on the rotating shaft, and the plurality of the second stirring blades are fixedly arranged on the supporting shaft.

[0008] Preferably, a U-shaped scraper rod is fixedly provided at the bottom end of the rotating shaft, the bottom end of the U-shaped scraper rod contacts the inner bottom of the processing tank, and the side end of the U-shaped scraper rod contacts the inner wall of the processing tank.

[0009] Preferably, the feed pipe is arranged obliquely and tilts downward from the side close to the feeding cylinder to the side close to the processing tank.

[0010] Preferably, the transmission assembly includes a driving gear and a driven gear, the driving gear is fixedly arranged on the rotating shaft, and there are multiple driven gears, and the multiple driven gears are respectively fixedly arranged on multiple support shafts, and the driving gear is meshingly connected with the multiple driven gears.

[0011] Preferably, a raw material port is provided at the top of the processing tank, and a discharge port is provided at the bottom end of the side wall of the processing tank.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. Powdered medicine is added into the feeding port, the powdered medicine enters the feeding barrel, and the spiral feeding piece is driven to rotate by the first motor. The powdered medicine is transported upward by the spiral feeding piece, so that the powdered medicine is sent into the processing tank through the inclined feeding pipe to complete the dosing operation, thereby avoiding the risk of falling and slipping when manually adding medicine on the top of the processing tank.

[0014] 2. The second motor drives the rotating shaft to rotate, and the rotating shaft drives the multiple first stirring blades to rotate, so as to stir and mix the oil sludge and the powdered medicine. The multiple second stirring blades are driven to rotate by the multiple support shafts respectively, so as to form turbulence in the processing tank, thereby improving the stirring and mixing efficiency. The rotating shaft drives the U-shaped scraper to rotate, and the oil sludge attached to the bottom and the inner wall of the processing tank is stirred to fully mix the oil sludge. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic structural diagram of the overall cross-section of the utility model;

[0017] Figure 3 It is a structural schematic diagram of part of the utility model.

[0018] In the figure: 1. processing tank; 2. feeding cylinder; 3. first motor; 4. spiral feeding plate; 5. feeding pipe; 6. second motor; 7. rotating shaft; 8. support shaft; 9. feeding port; 10. first stirring blade; 11. second stirring blade; 12. U-shaped scraper; 13. driving gear; 14. driven gear; 15. raw material port; 16. discharge port. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3 A dosing device for oil sludge treatment comprises a treatment tank 1 and a feeding barrel 2 arranged on one side of the treatment tank 1. A first motor 3 is fixedly arranged on the top of the feeding barrel 2. A spiral feeding piece 4 is rotatably arranged inside the feeding barrel 2. The output end of the first motor 3 is fixed to the spiral feeding piece 4. A feeding pipe 5 is fixedly arranged between the feeding barrel 2 and the treatment tank 1. The feeding pipe 5 is inclined and tilts downward from the side close to the feeding barrel 2 to the side close to the treatment tank 1. A feeding port 9 is arranged at the bottom end of the side wall of the feeding barrel 2. Powdered medicine is added into the feeding port 9, and the powdered medicine enters the feeding barrel 2. The spiral feeding piece 4 is driven to rotate by the first motor 3, and the powdered medicine is transported upward by the spiral feeding piece 4, so that the powdered medicine is sent into the treatment tank 1 through the inclined feeding pipe 5 to complete the dosing operation, thereby avoiding the risk of falling and sliding when manually adding medicine at the top of the treatment tank 1.

[0021] Further, a second motor 6 is fixedly provided on the top of the processing tank 1, a rotating shaft 7 is fixedly provided on the output end of the second motor 6, a plurality of support shafts 8 are rotatably provided on the top of the processing tank 1, the bottom ends of the rotating shaft 7 and the plurality of support shafts 8 all pass through the top of the processing tank 1 and are provided with a stirring assembly, the stirring assembly includes a first stirring blade 10 and a second stirring blade 11, a plurality of the first stirring blade 10 and the second stirring blade 11 are provided, the plurality of first stirring blades 10 are fixedly provided on the rotating shaft 7, and the plurality of second stirring blades 11 are fixedly provided on the support shaft 8;

[0022] A transmission assembly for driving the plurality of support shafts 8 to rotate is disposed on the rotating shaft 7, and the transmission assembly includes a driving gear 13 and a driven gear 14. The driving gear 13 is fixedly disposed on the rotating shaft 7, and a plurality of driven gears 14 are disposed. The plurality of driven gears 14 are respectively fixedly disposed on the plurality of support shafts 8, and the driving gear 13 is meshingly connected with the plurality of driven gears 14.

[0023] By adopting the above scheme, the second motor 6 drives the rotating shaft 7 to rotate, and the rotating shaft 7 drives the multiple first stirring blades 10 to rotate, so that the sludge and the powdered medicine are stirred and mixed, and the rotating shaft 7 drives the driving gear 13 to rotate, and the driving gear 13 drives the multiple driven gears 14 and the multiple support shafts 8 to rotate, and the multiple support shafts 8 respectively drive the multiple second stirring blades 11 to rotate, thereby forming turbulence in the processing tank 1, thereby improving the stirring and mixing efficiency.

[0024] In addition, a U-shaped scraper 12 is fixedly provided at the bottom end of the rotating shaft 7. The bottom end of the U-shaped scraper 12 contacts the inner bottom of the processing tank 1, and the side end of the U-shaped scraper 12 contacts the inner wall of the processing tank 1. The U-shaped scraper 12 is driven to rotate by the rotating shaft 7 to stir the sludge attached to the inner bottom and inner wall of the processing tank 1, so that the sludge is fully mixed.

[0025] Finally, a raw material inlet 15 is provided at the top of the processing tank 1 , and a discharge port 16 is provided at the bottom end of the side wall of the processing tank 1 .

[0026] The operating principle of the utility model is now described as follows: powdered medicine is added into the feeding port 9, the powdered medicine enters the feeding barrel 2, and the spiral feeding piece 4 is driven by the first motor 3 to rotate, and the powdered medicine is transported upward by the spiral feeding piece 4, so that the powdered medicine is sent into the processing tank 1 through the inclined feeding pipe 5 to complete the medicine adding operation, thereby avoiding the risk of falling and slipping when manually adding medicine at the top of the processing tank 1, and the second motor 6 drives the rotating shaft 7 to rotate, and the rotating shaft 7 drives the plurality of first stirring blades 10 to rotate, so as to stir and mix the sludge and the powdered medicine, and the rotating shaft 7 drives the driving gear 13 to rotate, and the driving gear 13 drives the plurality of driven gears 14 and the plurality of support shafts 8 to rotate, and the plurality of support shafts 8 respectively drive the plurality of second stirring blades 11 to rotate, thereby forming turbulence in the processing tank 1, improving the stirring and mixing efficiency, and the rotating shaft 7 drives the U-shaped scraper 12 to rotate, and the sludge attached to the inner bottom of the processing tank 1 and the inner wall of the processing tank 1 is stirred to make the sludge fully mixed.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A dosing device for oil sludge treatment, comprising a treatment tank (1) and a dosing cylinder (2) arranged on one side of the treatment tank (1), characterized in that: A first motor (3) is fixedly arranged on the top of the feeding barrel (2), a spiral feed sheet (4) is rotatably arranged inside the feeding barrel (2), an output end of the first motor (3) is fixed to the spiral feed sheet (4), a feeding pipe (5) is fixedly arranged between the feeding barrel (2) and the processing tank (1), a second motor (6) is fixedly arranged on the top of the processing tank (1), a rotating shaft (7) is fixedly arranged on the output end of the second motor (6), a plurality of support shafts (8) are rotatably arranged on the top of the processing tank (1), the bottom ends of the rotating shaft (7) and the plurality of support shafts (8) all pass through the top of the processing tank (1) and are provided with a stirring assembly, and a transmission assembly for driving the plurality of support shafts (8) to rotate is provided on the rotating shaft (7).

2. The dosing device for oil sludge treatment according to claim 1, characterized in that: A feeding port (9) is provided at the bottom end of the side wall of the feeding cylinder (2).

3. The dosing device for oil sludge treatment according to claim 1, characterized in that: The stirring assembly comprises a first stirring blade (10) and a second stirring blade (11), wherein a plurality of the first stirring blade (10) and a plurality of the second stirring blade (11) are provided, wherein the plurality of the first stirring blades (10) are fixedly arranged on the rotating shaft (7), and the plurality of the second stirring blades (11) are fixedly arranged on the supporting shaft (8).

4. The dosing device for oil sludge treatment according to claim 1, characterized in that: A U-shaped scraper rod (12) is fixedly arranged at the bottom end of the rotating shaft (7), the bottom end of the U-shaped scraper rod (12) contacts the inner bottom of the processing tank (1), and the side end of the U-shaped scraper rod (12) contacts the inner wall of the processing tank (1).

5. The dosing device for oil sludge treatment according to claim 1, characterized in that: The feed pipe (5) is arranged in an inclined manner and is inclined downward from a side close to the feed cylinder (2) to a side close to the treatment tank (1).

6. The dosing device for oil sludge treatment according to claim 1, characterized in that: The transmission assembly comprises a driving gear (13) and a driven gear (14); the driving gear (13) is fixedly arranged on a rotating shaft (7); a plurality of the driven gears (14) are provided; the plurality of driven gears (14) are respectively fixedly arranged on a plurality of support shafts (8); the driving gear (13) is meshingly connected with the plurality of driven gears (14).

7. The dosing device for oil sludge treatment according to claim 1, characterized in that: The top of the processing tank (1) is provided with a raw material inlet (15), and the bottom end of the side wall of the processing tank (1) is provided with a discharge port (16).

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