CN219259762U

CN219259762U - Oil-water separator for petroleum refining

Info

Publication number: CN219259762U
Application number: CN202223312732.3U
Authority: CN
Inventors: 李晓清; 徐清浩
Original assignee: Jiaozhou Yutong Petroleum Equipment Installation Co ltd
Current assignee: Jiaozhou Yutong Petroleum Equipment Installation Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-27
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses an oil-water separator for petroleum refining, which comprises a separation box, wherein the top end of the separation box is fixedly connected with a top plate, a water inlet valve is arranged at a position which penetrates through the upper end and the lower end of the top plate and is close to the middle of the rear end, feet are fixedly connected to the bottom end of the separation box at four corners, a filter mechanism is arranged at the front end of the separation box and is close to one side of the bottom end, the filter mechanism comprises a filter box, the filter box is arranged at one side of the bottom end of the separation box in a threaded manner, the top end of the filter box is fixedly connected with a box cover, an oil outlet valve is arranged at a position which penetrates through the middle of the bottom end of the filter box, an impurity filter screen is fixedly connected to the inside of the filter box at a position close to the upper end, and an adsorption net is fixedly connected to the inside of the filter box below the impurity filter screen; the oil-water separator for petroleum refining reduces the manpower loss, is convenient for increasing the working efficiency, avoids polluting clothes, and is convenient for subsequent treatment.

Description

Oil-water separator for petroleum refining

Technical Field

The utility model relates to the field of petroleum refining, in particular to an oil-water separator for petroleum refining.

Background

Waste water is generated in petroleum refining, the waste water contains impurities, petroleum and various heavy metals, the water mixed with the oil is directly discharged, the environment is greatly polluted, the petroleum waste is caused, the petroleum and the water are separated by an oil-water separator, and the water can be discharged after the water meets the environment protection requirement;

when the existing oil-water separator for petroleum refining is used, after the waste water is placed still, water and petroleum are extracted from the separating box by staff by means of tools, the working efficiency is low, the extracted petroleum is required to be filtered again, the back and forth filtration process is time-consuming and labor-consuming, petroleum can splash during filtration, the petroleum falls onto clothes, and cleaning is difficult.

Disclosure of Invention

The utility model mainly aims to provide an oil-water separator for petroleum refining, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the oil-water separator for petroleum refining comprises a separation box, wherein the top end of the separation box is fixedly connected with a top plate, a water inlet valve is arranged at a central position which penetrates through the upper end and the lower end of the top plate and is close to the rear end, the bottom end of the separation box is fixedly connected with footings at four corners, and a filtering mechanism is arranged at the front end of the separation box and at one side close to the bottom end;

the filter mechanism comprises a filter box, the filter box screw thread is installed in separation case bottom one side, filter box top fixedly connected with case lid runs through the filter box bottom is provided with out the oil valve in the middle of the position, the filter box is inside lean on upper end position fixedly connected with impurity filter screen, the filter box is inside and be located impurity filter screen below fixedly connected with adsorption net, the filter box is inside lean on bottom position fixedly connected with oil extraction filter plate.

As a further scheme of the utility model, the top end of the box cover is fixedly connected with an oil pump, an oil outlet of the oil pump penetrates through the central position of the top end of the box cover, and an oil pumping port of the oil pump is fixedly connected with a corrugated pipe.

As a further scheme of the utility model, a transparent plate is fixedly arranged at the middle position penetrating through the front end of the separation box, and a drainage valve is arranged at the front end position penetrating through the bottom end of the separation box.

As a further scheme of the utility model, a through hole is formed in a position, close to the front end, of the upper end and the lower end of the penetrating top plate, the tail end of the corrugated pipe extends into the separating box from the through hole, an oil suction mechanism is arranged at the tail end of the corrugated pipe and comprises an oil suction pipe and a hanging plate, the oil suction pipe is fixedly arranged at the tail end of the corrugated pipe, the hanging plate is fixedly arranged at the position, close to the front end, of the bottom end of the top plate, and a plurality of oil suction ports are formed in the outer ring of the oil suction pipe.

As a further scheme of the utility model, the outer ring of the oil suction pipe is clamped with a clamping ring, the bottom end of the clamping ring is fixedly connected with a floating block through a soft rope, and the density of the floating block is between the densities of water and oil.

As a further scheme of the utility model, the bottom of the hanging plate is fixedly connected with a plurality of hanging buckles, the central position of the rear end of the floating block is fixedly connected with a limiting rope, and the tail end of the limiting rope is fixedly connected with a hanging ring matched with the hanging buckles.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model sets the filtering mechanism and the oil suction mechanism, after the wastewater generated by petroleum refining stands, the layered oil is pumped out through the oil suction pipe arranged in the separating box and the oil pump arranged outside, and the residual wastewater is discharged to a proper position through the connection of the drainage valve and the external water pipe, so that the labor loss is reduced, the work efficiency is convenient to be increased,

simultaneously through setting up oil-well pump and rose box, through the oil-well pump with the inside oil extraction of separator tank to the rose box in, the rose box filters oil many times through impurity filter screen, adsorption network and oil extraction filter plate, and the oil after the filtration is through oil outlet valve discharge rose box inside, can filter oil when the extraction, need not the staff and transport back and forth, save trouble laborsaving, and the oil can not splash to the clothing because of back and forth transport rocks, avoid making dirty clothing, the subsequent handling of being convenient for simultaneously.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an oil-water separator for petroleum refining;

FIG. 2 is a schematic diagram showing the inside of the whole structure of an oil-water separator for petroleum refining according to the present utility model;

FIG. 3 is a sectional view showing the inside of a filtering mechanism in an oil-water separator for petroleum refining according to the present utility model

Fig. 4 is a schematic structural view of an oil absorption mechanism in an oil-water separator for petroleum refining according to the present utility model.

In the figure: 1. a separation box; 2. a top plate; 3. a water inlet valve; 4. a footing; 5. a transparent plate; 6. a filtering mechanism; 7. a filter box; 8. a case cover; 9. an oil pump; 10. an oil outlet valve; 11. a bellows; 12. impurity filtering net; 13. an adsorption net; 14. an oil drain filter plate; 15. an oil absorption mechanism; 16. an oil suction pipe; 17. an oil suction port; 18. a floating block; 19. a limit rope; 20. a clasp; 21. a hanging plate; 22. and a water discharge valve.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the oil-water separator for petroleum refining comprises a separation box 1, wherein the top end of the separation box 1 is fixedly connected with a top plate 2, a water inlet valve 3 is arranged at a central position near the rear end and penetrates through the upper end and the lower end of the top plate 2, feet 4 are fixedly connected to the bottom end of the separation box 1 near the four corners, and a filtering mechanism 6 is arranged at the front end of the separation box 1 near one side of the bottom end;

the filtering mechanism 6 comprises a filtering box 7, the filtering box 7 is arranged on one side of the bottom end of the separating box 1 in a threaded manner, a box cover 8 is fixedly connected to the top end of the filtering box 7, an oil outlet valve 10 is arranged at the central position of the bottom end of the filtering box 7, an impurity filter screen 12 is fixedly connected to the filtering box 7 at the upper end position, an adsorption net 13 is fixedly connected to the filtering box 7 at the lower end position and positioned below the impurity filter screen 12, and an oil discharge filter plate 14 is fixedly connected to the filtering box 7 at the lower end position.

In this embodiment, the top end of the tank cover 8 is fixedly connected with the oil pump 9, the oil outlet of the oil pump 9 penetrates through the center position of the top end of the tank cover 8, the oil pumping port of the oil pump 9 is fixedly connected with the corrugated pipe 11, the corrugated pipe 11 connected through the oil pumping port of the oil pump 9 stretches into the separation tank 1 to pump out the oil separated from the inside of the separation tank 1, and the pumped oil is discharged into the filter tank 7 through the oil outlet of the oil pump 9.

In this embodiment, run through separator 1 front end central point put fixed mounting and have transparent plate 5, run through separator 1 bottom front end position and be provided with drain valve 22, can observe separator 1 inside through setting up transparent plate 5, and after the oil pumping is accomplished, can open drain valve 22 and emit the inside waste water of separator 1.

In this embodiment, a through hole is formed at a position near the front end of the upper and lower ends of the penetrating top plate 2, the tail end of the corrugated pipe 11 extends into the separating box 1 from the through hole, an oil suction mechanism 15 is arranged at the tail end of the corrugated pipe 11, the oil suction mechanism 15 comprises an oil suction pipe 16 and a hanging plate 21, the oil suction pipe 16 is fixedly installed at the tail end of the corrugated pipe 11, the hanging plate 21 is fixedly installed at the bottom end near the front end of the top plate 2, a plurality of oil suction ports 17 are formed in the outer ring of the oil suction pipe 16, the oil suction ports 17 are located below petroleum, layered petroleum can be sucked out and transmitted into the corrugated pipe 11 through the oil suction pipe 16, and the petroleum is pumped out of the separating box 1.

In this embodiment, the outer ring of the oil suction pipe 16 is clamped with the clamping ring 20, the bottom end of the clamping ring 20 is fixedly connected with the floating block 18 through a soft rope, the density of the floating block 18 is between the density of water and the density of oil, the floating block 18 is clamped at the bottom of the oil suction pipe 16 through the clamping ring 20, the disassembly and the replacement are convenient, the floating block 18 floats on the water surface, the oil suction pipe 16 can be lifted, and meanwhile, the floating block 18 and the clamping ring 20 are connected together through the soft rope, so that the oil suction pipe 16 can move back and forth.

In this embodiment, a plurality of hanging buckles are fixedly connected to the bottom of the hanging plate 21, a limiting rope 19 is fixedly connected to the central position of the rear end of the floating block 18, a hanging ring matched with the hanging buckles is fixedly connected to the tail end of the limiting rope 19, and the limiting rope 19 is arranged. The floating block 18 is limited, so that the floating block cannot float at will, meanwhile, the limiting rope 19 is hung on a hanging buckle at the bottom end of the hanging plate 21 through a hanging ring, the floating block is convenient to detach, and is fixedly connected with the top plate 2 through the clamping ring 20, and the top plate 2 can be taken down to take out the oil suction pipe 16 from the inside of the separation box 1.

When the oil-water separator for petroleum refining is used, firstly, wastewater generated by petroleum refining is discharged into the separating box 1 through the water inlet valve 3, then the wastewater is kept stand in the separating box 1 for a certain time, oil particles in the wastewater are floated, meanwhile, the floating block 18 floats together with the oil particles, the oil suction pipe 16 is driven by the floating block 18 to float on the water surface, after oil and water are layered, the oil pump 9 of the oil pump 9 can be started to pump oil above the wastewater through the corrugated pipe 11 and a plurality of oil suction ports 17 arranged on the outer side of the oil suction pipe 16, then the pumped oil is discharged into the filter box 7 through the oil discharge ports, meanwhile, the impurity filter screen 12, the adsorption screen 13 and the filter plate 14 arranged in the filter box 7 are used for filtering the pumped oil, so that impurities contained in the pumped oil are eliminated, and meanwhile, the oil outlet valve 10 can be connected with an external oil storage device for collecting and storing the filtered oil;

after the upper layer oil extraction is finished, the oil pump 9 is closed, the external water pipe can be connected with the water drain valve 22, then the water drain valve 22 is opened, the residual waste water in the separation tank 1 is discharged to a proper position through the external water pipe guide, so that the subsequent waste water treatment is performed, the oil-water separation process is completed, the top plate 2 can be detached firstly when the oil suction pipe 16 is taken out, the top plate 2 drives the hanging plate 21 fixedly connected with the bottom to be taken out, the limiting rope 19 is hung on the hanging buckle at the bottom of the hanging plate 21 through the hanging ring at the tail end, the oil suction pipe 16 can be taken out of the separation tank 1, meanwhile, the limiting rope 19 can limit the floating block 18, so that the floating block 18 can not be driven to float at will, the floating block 18 is prevented from overturning back and forth, and meanwhile, the floating block 18 is fixed at the bottom of the oil suction pipe 16 through the clamping ring 20, and the floating block 18 can be taken down from the oil suction pipe 16.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An oil water separator for petroleum refining, which is characterized in that: the device comprises a separation box (1), wherein a top plate (2) is fixedly connected to the top end of the separation box (1), a water inlet valve (3) is arranged at the middle position which penetrates through the upper end and the lower end of the top plate (2) and is close to the rear end, feet (4) are fixedly connected to the bottom end of the separation box (1) at the positions close to four corners, and a filtering mechanism (6) is arranged at the front end of the separation box (1) and at the position close to one side of the bottom end;

the utility model provides a filter mechanism (6) is including rose box (7), rose box (7) screw thread installation is in separator tank (1) bottom one side, rose box (7) top fixedly connected with case lid (8), runs through rose box (7) bottom intermediate position is provided with out oily valve (10), inside upper end fixedly connected with impurity filter screen (12) of leaning on of rose box (7), rose box (7) are inside and be located impurity filter screen (12) below fixedly connected with adsorption net (13), inside bottom position fixedly connected with oil extraction filter plate (14) of leaning on of rose box (7).

2. An oil-water separator for petroleum refining as defined in claim 1, wherein: the oil-sucking pump is characterized in that the top end of the tank cover (8) is fixedly connected with an oil-sucking pump (9), an oil outlet of the oil-sucking pump (9) penetrates through the center of the top end of the tank cover (8), and an oil-sucking port of the oil-sucking pump (9) is fixedly connected with a corrugated pipe (11).

3. An oil-water separator for petroleum refining as defined in claim 1, wherein: a transparent plate (5) is fixedly arranged at the central position of the front end of the separation box (1), and a drainage valve (22) is arranged at the front end of the bottom end of the separation box (1).

4. An oil-water separator for petroleum refining as defined in claim 2, wherein: through holes are formed in the position, close to the front end, of the upper end and the lower end of the penetrating top plate (2), the tail end of the corrugated pipe (11) stretches into the separating box (1) from the through holes, an oil suction mechanism (15) is arranged at the tail end of the corrugated pipe (11), the oil suction mechanism (15) comprises an oil suction pipe (16) and a hanging plate (21), the oil suction pipe (16) is fixedly mounted at the tail end of the corrugated pipe (11), the hanging plate (21) is fixedly mounted at the position, close to the front end, of the bottom end of the top plate (2), and a plurality of oil suction ports (17) are formed in the outer ring of the oil suction pipe (16).

5. The oil-water separator for petroleum refining as defined in claim 4, wherein: the oil suction pipe is characterized in that a clamping ring (20) is clamped on the outer ring of the oil suction pipe (16), a floating block (18) is fixedly connected to the bottom end of the clamping ring (20) through a soft rope, and the density of the floating block (18) is between the densities of water and oil.

6. An oil-water separator for petroleum refining as defined in claim 5, wherein: the bottom of the hanging plate (21) is fixedly connected with a plurality of hanging buckles, a limiting rope (19) is fixedly connected to the central position of the rear end of the floating block (18), and a hanging ring matched with the hanging buckles is fixedly connected to the tail end of the limiting rope (19).