Uniform adding device for crude oil demulsifier

Abstract

The utility model relates to the technical field of crude oil processing, and discloses a uniform adding device of a crude oil demulsifier, which comprises a reaction box and a demulsification box, one side of the upper surface of the reaction box is fixedly connected with a motor I, and the output end of the motor I is fixedly connected with a driving bevel gear. According to the demulsifying device disclosed by the utility model, a demulsifying agent is fed into the rotary drum, can flow into the discharging pipe from the discharging hole and then flows into the reaction box from the discharging pipe, and meanwhile, a motor I is started to drive a driving bevel gear to rotate, so that a driven bevel gear can drive the rotary drum to rotate, and the discharging pipe can rotate; when the demulsifying agent needs to be added subsequently, the demulsifying agent falls on the flow dividing disc from the material adding pipe, and the rotating drum drives the flow dividing disc to rotate together when rotating, so that the demulsifying agent can be uniformly added into crude oil, the demulsifying agent can be uniformly added, and the demulsifying agent can be uniformly added into the crude oil at the same time. The dehydration efficiency of crude oil can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crude oil processing, in particular to a device for uniformly adding a crude oil demulsifier. Background Art

[0002] Demulsifier is a surfactant that can destroy emulsions. Demulsifier mainly destroys emulsions by partially replacing the stabilizing film. As a dehydrating agent, it can remove water from crude oil and heavy oil to make the water content meet the requirements; it can be used in oil wells to reduce the viscosity of crude oil and prevent oil wells from being blocked. It is easily soluble in water and is a light yellow or milky white viscous liquid.

[0003] Most existing demulsifiers are added directly into crude oil manually. Since crude oil is liquid, direct addition will result in uneven contact. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a device for uniformly adding a crude oil demulsifier.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a uniform addition device for crude oil demulsifier, comprising a reaction box and a demulsifier box, one side of the upper surface of the reaction box is fixedly connected to a motor 1, the output end of the motor 1 is fixedly connected to a driving bevel gear, the driving bevel gear is meshed with a driven bevel gear, the middle part of the driven bevel gear is fixedly connected to a rotating drum, the bottom end of the rotating drum is rotatably connected to the inner lower surface of the reaction box, discharge holes are opened on both sides of the middle and lower part of the outer wall of the rotating drum, the inner walls of the discharge holes are fixedly connected to discharge pipes, a feeding pipe is arranged on the other side of the upper surface of the reaction box, and a diverter plate is fixedly connected to the middle and upper part of the rotating drum.

[0006] As a further description of the above technical solution:

[0007] Both sides of the surface of the demulsification box are fixedly connected with feed pipes, one end of the two feed pipes is fixedly connected with a feed pump, the output ends of the two feed pumps are respectively fixedly connected with connecting pipes, one end of the two connecting pipes is respectively arranged inside the top of the rotating drum and the feeding pipe, and valves are arranged on the upper surfaces of the two connecting pipes.

[0008] As a further description of the above technical solution:

[0009] The lower surface of the reaction box is fixedly connected to motor 2, and the output end of motor 2 is fixedly connected to a screw rod, one end of the screw rod passes through the bottom of the reaction box and the drum and extends to the inside of the drum, the outer wall of the screw rod is threadedly connected to a nut, and the outer wall of the nut is in contact with the inner wall of the drum.

[0010] As a further description of the above technical solution:

[0011] A protective cover is fixedly connected to one side of the upper surface of the reaction box, and the motor 1, the driving bevel gear and the driven bevel gear are all arranged inside the protective cover.

[0012] As a further description of the above technical solution:

[0013] The discharge holes are arranged in a plurality of groups, and the discharge holes are equidistantly arranged on both sides of the lower middle portion of the outer wall of the rotating drum.

[0014] As a further description of the above technical solution:

[0015] A sealing gasket is arranged at the lower part of the outer wall of the screw, one side of the sealing gasket is fixedly connected to the lower surface of the reaction box, the top end of the screw is fixedly connected to a limiting block, and the height of the nut is equal to the diameter of the discharge hole.

[0016] As a further description of the above technical solution:

[0017] The discharge pipe is arranged obliquely.

[0018] The utility model has the following beneficial effects:

[0019] In the utility model, by feeding the demulsifier into the rotary drum, the demulsifier can flow into the discharge pipe from the discharge hole, and then flow into the reaction box from the discharge pipe. At the same time, the starting motor drives the active bevel gear to rotate, and then the driven bevel gear drives the rotary drum to rotate, so that the discharge pipe can rotate, so that the demulsifier can be evenly added while stirring. When the demulsifier needs to be added later, the demulsifier falls from the feeding pipe onto the diverter plate, and the rotary drum will rotate with the diverter plate when rotating, so that the demulsifier can be evenly added into the crude oil, thereby realizing the ability to evenly add the demulsifier and improving the dehydration efficiency of the crude oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A three-dimensional diagram of a device for uniformly adding a crude oil demulsifier proposed by the utility model;

[0021] Figure 2 This is a cross-sectional view of a reaction box of a device for uniformly adding a crude oil demulsifier proposed in the utility model;

[0022] Figure 3 This is a cross-sectional view of a feed pipe of a device for uniformly adding a crude oil demulsifier proposed by the utility model;

[0023] Figure 4 This is a display diagram of a demulsifier box of a device for uniformly adding a crude oil demulsifier proposed in the utility model.

[0024] Legend:

[0025] 1. Reaction box; 2. Demulsification box; 3. Motor 1; 4. Driving bevel gear; 5. Driven bevel gear; 6. Rotating drum; 7. Discharge hole; 8. Discharge pipe; 9. Feed pipe; 10. Feed pump; 11. Connecting pipe; 12. Valve; 13. Feeding pipe; 14. Diverter plate; 15. Motor 2; 16. Screw; 17. Nut; 18. Sealing pad; 19. Protective cover. DETAILED DESCRIPTION

[0026] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Reference Figure 1-4 The utility model provides an embodiment: a uniform addition device for crude oil demulsifier, comprising a reaction box 1 and a demulsifier box 2, a motor 3 is fixedly connected to one side of the upper surface of the reaction box 1, a driving bevel gear 4 is fixedly connected to the output end of the motor 3, the driving bevel gear 4 is meshed with the driven bevel gear 5, a rotating drum 6 is fixedly connected to the middle part of the driven bevel gear 5, the bottom end of the rotating drum 6 is rotatably connected to the inner lower surface of the reaction box 1, discharge holes 7 are opened on both sides of the middle and lower part of the outer wall of the rotating drum 6, and the inner walls of the discharge holes 7 are fixedly connected to the discharge pipes 8, a feeding pipe 13 is arranged on the other side of the upper surface of the reaction box 1, and a diverter plate 14 is fixedly connected to the middle and upper part of the rotating drum 6;

[0028] During operation, by feeding the demulsifier into the drum 6, the demulsifier can flow into the discharge pipe 8 from the discharge hole 7, and then flow into the reaction box 1 from the discharge pipe 8. At the same time, the starting motor 3 drives the active bevel gear 4 to rotate, and then the driven bevel gear 5 drives the drum 6 to rotate, so that the discharge pipe 8 can rotate, so that the demulsifier can be added evenly while stirring. When the demulsifier needs to be added later, the demulsifier falls from the feeding pipe 13 onto the diverter plate 14, and the drum 6 will rotate with the diverter plate 14 when rotating, so that the demulsifier can be evenly added to the crude oil, thereby realizing the uniform addition of the demulsifier and improving the dehydration efficiency of the crude oil.

[0029] Both sides of the surface of the demulsification box 2 are fixedly connected with feed pipes 9, one end of the two feed pipes 9 is fixedly connected with a feed pump 10, the output ends of the two feed pumps 10 are respectively fixedly connected with connecting pipes 11, one end of the two connecting pipes 11 is respectively arranged inside the top of the rotating drum 6 and the feeding pipe 13, and the upper surfaces of the two connecting pipes 11 are provided with valves 12;

[0030] During operation, one of the feed pumps 10 is started to make one of the feed pipes 9 transport the demulsifier in the demulsifier tank 2 into one of the connecting pipes 11, and then one of the valves 12 is opened to send the demulsifier into the drum 6 for addition. When demulsifier needs to be added later, another output pump is started to make another feed pipe 9 transport the demulsifier in the demulsifier tank 2 into another connecting pipe 11, and then another valve 12 is opened to send the demulsifier into the feeding pipe 13 for addition.

[0031] The lower surface of the reaction box 1 is fixedly connected with a motor 2 15, and the output end of the motor 2 15 is fixedly connected with a screw 16, one end of the screw 16 passes through the bottom of the reaction box 1 and the drum 6 and extends to the inside of the drum 6, and the outer wall of the screw 16 is threadedly connected with a nut 17, and the outer wall of the nut 17 is in contact with the inner wall of the drum 6;

[0032] During operation, when the flow rate of the demulsifier needs to be adjusted, the screw 16 is driven to rotate by starting the motor 15. Since the outer wall of the nut 17 is in contact with the drum 6, the nut 17 can be moved downward to expose the discharge hole 7. The speed of the demulsifier discharge can be controlled by exposing more or less of the discharge hole 7.

[0033] A protective cover 19 is fixedly connected to one side of the upper surface of the reaction box 1 , and the motor 1 3 , the driving bevel gear 4 and the driven bevel gear 5 are all arranged inside the protective cover 19 .

[0034] There are several groups of discharge holes 7, and the groups of discharge holes 7 are equidistantly arranged on both sides of the lower middle part of the outer wall of the rotating drum 6;

[0035] During operation, the flow rate of the demulsifier can be adjusted by setting a plurality of groups of discharge holes 7 .

[0036] A sealing gasket 18 is provided at the lower part of the outer wall of the screw 16, one side of the sealing gasket 18 is fixedly connected to the lower surface of the reaction box 1, the top of the screw 16 is fixedly connected to the limiting block, and the height of the nut 17 is equal to the diameter of the discharge hole 7;

[0037] During operation, the sealing gasket 18 can be provided to prevent the liquid from flowing out, and the limiting block can be provided to prevent the nut 17 from being separated from the screw rod 16 .

[0038] Working principle: When the device is needed, one of the feed pumps 10 is started to make one of the feed pipes 9 deliver the demulsifier in the demulsifier box 2 into one of the connecting pipes 11, and then one of the valves 12 is opened to deliver the demulsifier into the drum 6. The demulsifier can flow into the discharge pipe 8 from the discharge hole 7, and then flow into the reaction box 1 from the discharge pipe 8. At the same time, the driving bevel gear 4 is driven to rotate by starting the motor 3, and then the driven bevel gear 5 can drive the drum 6 to rotate, so that the discharge pipe 8 can rotate, so that the effect of adding the demulsifier while stirring can be achieved, thereby improving the dehydration efficiency of the crude oil. When the flow rate of the demulsifier needs to be adjusted When the demulsifier is needed to be added later, another output pump is started to make another feed pipe 9 deliver the demulsifier in the demulsifier tank 2 into another connecting pipe 11, and then another valve 12 is opened to deliver the demulsifier into the feeding pipe 13, so that it can fall on the diverter plate 14, and the drum 6 will rotate with the diverter plate 14 when rotating, so that the demulsifier can be evenly added to the crude oil.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A device for uniformly adding a crude oil demulsifier, comprising a reaction box (1) and a demulsifier box (2), characterized in that: A motor (3) is fixedly connected to one side of the upper surface of the reaction box (1); a driving bevel gear (4) is fixedly connected to the output end of the motor (3); the driving bevel gear (4) is meshed with a driven bevel gear (5); a rotating drum (6) is fixedly connected to the middle of the driven bevel gear (5); the bottom end of the rotating drum (6) is rotatably connected to the inner lower surface of the reaction box (1); discharge holes (7) are provided on both sides of the middle and lower part of the outer wall of the rotating drum (6); the inner walls of the discharge holes (7) are fixedly connected to discharge pipes (8); a feeding pipe (13) is provided on the other side of the upper surface of the reaction box (1); and a diverter plate (14) is fixedly connected to the middle and upper part of the rotating drum (6).

2. The uniform addition device of a crude oil demulsifier according to claim 1, characterized in that: Both sides of the surface of the demulsification box (2) are fixedly connected with feed pipes (9), one end of each of the two feed pipes (9) is fixedly connected with a feed pump (10), the output ends of the two feed pumps (10) are respectively fixedly connected with connecting pipes (11), one end of each of the two connecting pipes (11) is respectively arranged inside the top end of the rotating drum (6) and the feeding pipe (13), and valves (12) are arranged on the upper surfaces of the two connecting pipes (11).

3. The uniform addition device of a crude oil demulsifier according to claim 1, characterized in that: The lower surface of the reaction box (1) is fixedly connected to a second motor (15), and the output end of the second motor (15) is fixedly connected to a screw rod (16), one end of the screw rod (16) passes through the bottom of the reaction box (1) and the drum (6) and extends to the inside of the drum (6), and the outer wall of the screw rod (16) is threadedly connected to a nut (17), and the outer wall of the nut (17) is in contact with the inner wall of the drum (6).

4. The uniform addition device of a crude oil demulsifier according to claim 1, characterized in that: A protective cover (19) is fixedly connected to one side of the upper surface of the reaction box (1), and the motor 1 (3), the driving bevel gear (4) and the driven bevel gear (5) are all arranged inside the protective cover (19).

5. The uniform addition device of a crude oil demulsifier according to claim 1, characterized in that: The discharge holes (7) are provided in a plurality of groups, and the plurality of discharge holes (7) are equidistantly arranged on both sides of the lower middle portion of the outer wall of the rotating drum (6).

6. The device for uniformly adding a crude oil demulsifier according to claim 3, characterized in that: A sealing gasket (18) is provided at the lower part of the outer wall of the screw rod (16), one side of the sealing gasket (18) is fixedly connected to the lower surface of the reaction box (1), the top end of the screw rod (16) is fixedly connected to a limiting block, and the height of the nut (17) is equal to the diameter of the discharge hole (7).

7. The device for uniformly adding a crude oil demulsifier according to claim 1, characterized in that: The discharge pipe (8) is arranged inclined.

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