CN214299400U - Oil-water separation tank for tank bottom mud - Google Patents

Abstract

The utility model discloses an oil-water separation tank for tank bottom mud, which comprises a shell, a drain port, a water collecting pipe, a water outlet weir, a water distribution pipe, a central main pipe, a water inlet pipe, a mud discharging pipe, a water outlet pipe and an annular groove; the utility model utilizes the transition of the centralized oil-collecting oil-water separation tank, not only can the system water be recycled, but also the oil can be directly discharged, and a large amount of oil water is filtered; the utility model utilizes the water flow distribution, is like spring water from top to bottom, can directly filter a large amount of oil into the cofferdam groove, replaces air floatation, and reduces the oil smell; the utility model discloses utilize mud pipe structure with the pipe design at the socle, be convenient for go out light mud, light mud can directly go to centrifuge, and heavy mud goes to fold spiral shell machine or concentrate the collecting pit.

Description

Oil-water separation tank for tank bottom mud

Technical Field

The utility model relates to a petroleum sludge treatment technical field, in particular to an oil-water separation tank for tank bottom mud.

Background

During the upstream exploration and development, oil and gas gathering and transportation, sewage treatment, tank bottom cleaning and downstream petroleum refining of petroleum, a large amount of oil, mud and water mixture containing petroleum hydrocarbons is generated and leaked into the environment due to process equipment, manual operation and the like, and the oil-containing mud is called oil sludge.

The oil sludge mainly comes from bottom sludge of an oil separation tank, floating slag of a flotation tank and residual activated sludge. The oil-containing sludge is complex in property, large in viscosity, difficult to settle, difficult to concentrate and difficult to dewater and treat due to the fact that a large amount of medicaments are added in the production process, and the difficulty in dewatering and treating is always an environmental protection problem in the petroleum industry.

Disclosure of Invention

The utility model aims at providing an oil-water separation tank for tank bottom mud in order to solve the above-mentioned problem.

In order to solve the above problem, the utility model provides a technical scheme: an oil-water separation tank for tank bottom mud comprises a shell, a drain port, a water collecting pipe, a water outlet weir, a water distribution pipe, a central main pipe, a water inlet pipe, a mud discharging pipe, a water outlet pipe and an annular groove; a drainage port is fixedly communicated with the lower end of the outer side surface of the shell; the upper end of the wall of the inner chamber of the shell is fixedly connected with a plurality of effluent weirs; a central main pipe is fixedly connected to the central position inside the shell; a water collecting pipe is fixedly communicated with the lower end of the central main pipe; a water outlet pipe is fixedly communicated with the upper end of the central main pipe and is connected to the upper end of the outer side surface of the shell; an annular groove is formed in the upper end of the inner part of the cavity of the shell; a plurality of water distribution pipes are fixedly communicated with the periphery of the annular groove; a water inlet pipe is fixedly communicated with the annular groove and is connected to the upper end of the outer side surface of the shell; a sludge discharge pipe is fixedly communicated with the lower end of the outer surface of the shell; and the upper end of the outer surface of the shell is fixedly communicated with a water outlet pipe.

Preferably, the number of the water inlet pipes is two.

Preferably, the water distribution pipe is aligned with the effluent weir.

Preferably, the number of the sludge discharge pipes is two.

Preferably, the housing is rectangular.

The utility model has the advantages that:

(1) the utility model discloses utilize and concentrate oil recovery water oil separating tank transition, can the system water retrieval and utilization can directly go out oil again, filter a large amount of profit.

(2) The utility model discloses utilize rivers to distribute, from top to bottom just like spring water, can replace the air supporting with a large amount of oil direct filtration to in the cofferdam groove, reduce oily smell.

(3) The utility model discloses utilize mud pipe structure with the pipe design at the socle, be convenient for go out light mud, light mud can directly go to centrifuge, and heavy mud goes to fold spiral shell machine or concentrate the collecting pit.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic top view of the present invention.

1-a housing; 2-a clean discharge port; 3-a water collecting pipe; 4-water outlet weir; 5-water distribution pipe; 6-central main tube; 7-water inlet pipe; 8-a sludge discharge pipe; 9-a first water outlet pipe; 10-a second water outlet pipe; 11-annular grooves.

The specific implementation mode is as follows:

as shown in fig. 1 to 3, the following technical solutions are adopted in the present embodiment: an oil-water separation tank for tank bottom mud comprises a shell 1, a drain port 2, a water collecting pipe 3, a water outlet weir 4, a water distribution pipe 5, a central main pipe 6, a water inlet pipe 7, a mud discharging pipe 8, a first water outlet pipe 9, a second water outlet pipe 10 and an annular groove 11; the lower end of the outer side surface of the shell 1 is fixedly communicated with a drain port 2; the upper end of the inner chamber wall of the shell 1 is fixedly connected with a plurality of effluent weirs 4; a central main pipe 6 is fixedly connected to the central position in the shell 1; the lower end of the central main pipe 6 is fixedly communicated with a water collecting pipe 3; a first water outlet pipe 9 is fixedly communicated with the upper end of the central main pipe 6, and the first water outlet pipe 9 is connected to the upper end of the outer side surface of the shell 1; an annular groove 11 is formed in the upper end of the inner part of the cavity of the shell 1; a plurality of water distribution pipes 5 are fixedly communicated with the periphery of the annular groove 11; a water inlet pipe 7 is fixedly communicated with the annular groove 11, and the water inlet pipe 7 is connected to the upper end of the outer side surface of the shell 1; a sludge discharge pipe 8 is fixedly communicated with the lower end of the outer surface of the shell 1; and a second water outlet pipe 10 is fixedly communicated with the upper end position of the outer surface of the shell 1.

Wherein, the number of the water inlet pipes 7 is two; the water distribution pipe 5 is aligned to the water outlet weir 4; the number of the sludge discharge pipes 8 is two; the housing 1 is rectangular.

The utility model discloses a user state does: water enters from the water inlet pipe 7, distribute for the water distributor 5 through the ring channel 11, by scattering into the bottom on, just like the fountain gushes out, make oil flow toward the edge, then, rivers flow into the collector pipe 3, along with the liquid level rises, water rises to first outlet pipe 9 outflow from the central person in charge 6, for the system or flow away to the recovery pond, sand is difficult for getting into in the collector pipe 3 in this structure, it flows to the mud pipe 8 to gush out, heavy more grit water flows out through clean mouthful 2, when the inside high oil content of equipment, close the valve of first outlet pipe 9, the water level rises, high oil content water can surpass the oil fence, get into second outlet pipe 10, output high oil content water by second outlet pipe 10.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.

The utility model discloses a control mode is controlled through artifical start-up and closing switch, and the wiring diagram of power component and the supply of power belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and wiring in detail and arrange.

Claims (5)

1. The utility model provides an oil-water separator jar for jar bed mud which characterized in that: comprises a shell (1), a drain port (2), a water collecting pipe (3), a water outlet weir (4), a water distribution pipe (5), a central main pipe (6), a water inlet pipe (7), a sludge discharge pipe (8), a first water outlet pipe (9), a second water outlet pipe (10) and an annular groove (11);

the lower end of the outer side surface of the shell (1) is fixedly communicated with a clean discharge port (2);

the upper end of the inner chamber wall of the shell (1) is fixedly connected with a plurality of effluent weirs (4);

a central main pipe (6) is fixedly connected to the central position in the shell (1);

a water collecting pipe (3) is fixedly communicated with the lower end position of the central main pipe (6);

a first water outlet pipe (9) is fixedly communicated with the upper end of the central main pipe (6), and the first water outlet pipe (9) is connected to the upper end of the outer side surface of the shell (1);

an annular groove (11) is formed in the upper end of the inner part of the cavity of the shell (1);

a plurality of water distribution pipes (5) are fixedly communicated with the periphery of the annular groove (11);

a water inlet pipe (7) is fixedly communicated with the annular groove (11), and the water inlet pipe (7) is connected to the upper end of the outer side surface of the shell (1);

a sludge discharge pipe (8) is fixedly communicated with the lower end of the outer surface of the shell (1);

and a second water outlet pipe (10) is fixedly communicated with the upper end position of the outer surface of the shell (1).

2. The oil-water separation tank for tank bottom mud according to claim 1, characterized in that: the number of the water inlet pipes (7) is two.

3. The oil-water separation tank for tank bottom mud according to claim 1, characterized in that: the water distribution pipe (5) is aligned with the water outlet weir (4).

4. The oil-water separation tank for tank bottom mud according to claim 1, characterized in that: the number of the sludge discharge pipes (8) is two.

5. The oil-water separation tank for tank bottom mud according to claim 1, characterized in that: the shell (1) is rectangular.

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