CN216223122U

CN216223122U - Oil filtering device for oil refining wastewater treatment

Info

Publication number: CN216223122U
Application number: CN202122680853.2U
Authority: CN
Inventors: 陈西; 陈利; 刘嘉; 刘听宏
Original assignee: Shanghai Ruihao Environmental Protection Technology Co ltd
Current assignee: Shanghai Ruihao Environmental Protection Technology Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-08
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses an oil filtering and filtering device for oil refining wastewater treatment, which relates to the field of wastewater treatment and comprises a water inlet, a shell, a first motor and a stirring rod, wherein the bottom of the stirring rod is provided with a splash guard, the bottom of the splash guard is fixedly connected with the inner wall of the shell, one side of the splash guard is provided with a filter box, the filter box is fixedly connected with the inner wall of one side of the shell, the shell is provided with an oil filtering box, one side of the oil filtering box is communicated with the shell, one side of the oil filtering box is provided with an oil outlet, the bottom of the oil filtering box is provided with a water outlet pipe, the top of the oil filtering box is provided with a shell, the inside of the shell is provided with an oil hanging box shell, one side of the oil hanging box shell is provided with a base, one side of the base is provided with a second motor, the output end of the second motor is fixedly connected with a threaded rod, and the surface of the threaded rod is inserted with a scraper blade, the design increases the effect of separating and removing the sludge from water, the scum danger that produces the surface of water is useless filters, has increased the filterable effect of oil strain.

Description

Oil filtering device for oil refining wastewater treatment

Technical Field

The utility model relates to the field of wastewater treatment, in particular to an oil filtering device for oil refining wastewater treatment.

Background

The oil refining wastewater is a wastewater with wide source and complex property, and mainly comprises oily wastewater, sulfur-containing wastewater, alkali-containing wastewater, salt-containing wastewater, phenol-containing wastewater, production wastewater, refinery domestic sewage and the like. The main characteristics of the oil refining wastewater comprise: the discharge amount is large, the water quality and water quantity change is large, and a certain degree of impact load exists; and the composition is complex, contains a certain amount of pollutants and toxic substances which are difficult to degrade, and has poor biodegradability.

The conventional biochemical process for treating the oil refining wastewater generally has the defects of poor sludge and petroleum separation and removal effects, generation of a large amount of scum on the water surface and influence on the filtering effect of filtered oil.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an oil filtering and filtering device for treating oil refining wastewater, and aims to effectively solve the problem of poor effect of separating and removing sludge and petroleum from water in the prior art.

In order to solve the problems, the utility model adopts the following technical scheme:

an oil filtering and filtering device for treating oil refining wastewater comprises a water inlet, wherein a shell is inserted into the bottom of the water inlet, a first motor is arranged on one side of the shell, an output end of the first motor is fixedly connected with a stirring rod through a coupler, a splash guard is arranged at the bottom of the stirring rod, the bottom of the splash guard is fixedly connected with the inner wall of the shell, a filter box is arranged on one side of the splash guard, the filter box is fixedly connected with the inner wall of one side of the shell, an oil filtering box is arranged on the shell, one side of the oil filtering box is communicated with the shell, an oil outlet is arranged on one side of the oil filtering box, a water outlet pipe is arranged at the bottom of the oil filtering box, a shell is arranged at the top of the oil filtering box, an oil hanging box shell is arranged inside the shell, a base is arranged on one side of the oil hanging box shell, and a second motor is arranged on one side of the base, the output end of the second motor is fixedly connected with a threaded rod, the surface of the threaded rod is spliced with a scraper, the effect of removing sludge and petroleum from water is increased due to the design, scum produced on the water surface is filtered to avoid waste, and the effect of filtering oil is increased.

As a preferable mode of the present invention, the surface of the threaded rod is provided with an external thread, the inside of the scraper is provided with an internal thread, and the threaded rod and the scraper are connected by a thread.

As a preferable scheme of the utility model, guide rods are inserted at two sides of the scraper, and two ends of each guide rod are fixedly connected with the inner wall of the casing of the oil hanging box.

As a preferable scheme of the utility model, one side of the shell is spliced with a sludge outlet, one side of the sludge outlet is provided with a sludge pipe, the outlet end of one side of the sludge pipe is provided with a sludge pump, and the sludge pump is positioned at the bottom of the inner wall of the shell.

As a preferable scheme of the utility model, the mud guard comprises a mud guide plate, the mud guide plate is positioned on one side of the filter box, and the mud guide plate is obliquely arranged.

As a preferable scheme of the utility model, a filter screen is arranged inside the filter box and is positioned at one side close to the oil filter box.

Compared with the prior art, the utility model has the advantages that:

1. sewage enters the shell through the water inlet, the first motor is started, the sewage is stirred through the stirring rod, so that the sludge is gradually separated from oil, the sludge slides into one side in the shell through the mud guard, the sludge is discharged through the sludge pump, the sludge pipe and the sludge outlet, the sewage filtered by the filter box flows into the oil filter box through the opening on one side of the shell, the sewage is static in the oil filter box, the second motor is started, the threaded rod drives the scraper to move in a reciprocating mode, so that the oil stain on the surface of the sewage is concentrated at the oil outlet by the scraper, the oil outlet flows out, the water outlet pipe at the bottom of the oil filter box is opened to enable the filtered water to flow out, the sludge and petroleum removal effect is increased through the design, scum danger waste generated on the water surface is filtered, and the oil filter effect is increased.

2. One side of casing is pegged graft there is the mud outlet, link up each other between mud outlet and the casing, one side of mud outlet is provided with the sludge pipe, the sludge pipe is the tubular metal resonator, avoid mud outlet as far as possible to be extruded by mud and warp, one side exit end of sludge pipe is provided with the sludge pump, the sludge pump is located the inner wall bottom of casing, the sludge pump extracts the mud that the casing bottom precipitated, get rid of through mud outlet, the clearance to the inside mud of casing has been made things convenient for, the fender is including leading the mud board, fixed connection between mud board and the fender, it is located one side of rose box to lead the mud board, the design of rose box is kept apart mud, make the opening of rivers income casing bottom, lead the mud board and set up for the slope, the design of mud board makes one side of the mud pump of casing internal, the cleaning efficiency of mud has been increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the casing of the oil hanging box of the present invention;

fig. 4 is a schematic view of a filtration tank of the present invention.

The reference numbers in the figures illustrate:

1. a housing; 2. a water inlet; 3. a first motor; 31. a stirring rod; 4. a sludge outlet; 41. a sludge pipe; 42. a sludge pump; 5. a fender; 51. a mud guide plate; 6. a filter box; 61. a filter screen; 7. an oil filter box; 71. a water outlet pipe; 72. an oil outlet; 8. a housing; 9. an oil hanging box shell; 91. a second motor; 92. a base; 93. a threaded rod; 94. a squeegee; 95. a guide rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-4, an oil filtering apparatus for oil refining wastewater treatment includes a water inlet 2, a water source is inserted into the water inlet 2, a housing 1 is inserted into the bottom of the water inlet 2, a first motor 3 is disposed on one side of the housing 1, an output end of the first motor 3 is fixedly connected to a stirring rod 31 through a coupling, one end of the stirring rod 31 is inserted into the housing 1, a support is disposed at a joint of the housing 1 and the stirring rod 31 to increase stability of the stirring rod 31, a mudguard 5 is disposed at the bottom of the stirring rod 31, the mudguard 5 is disposed at the center of the housing 1, the bottom of the mudguard 5 is fixedly connected to an inner wall of the housing 1, a filter box 6 is disposed on one side of the mudguard 5, the filter box 6 filters sludge, a filter screen 61 is disposed inside the filter box 6, and the filter screen 61 is a polyester spiral filter screen surface to filter sludge, the filter screen 61 is located the one side that is close to oil filter box 7, makes rivers pass through the design of filter screen 61, avoids the through opening of casing 1 and oil filter box 7 as far as possible, rose box 6 and casing 1 one side inner wall fixed connection.

Referring to fig. 1-3, an oil filter box 7 is disposed on one side of a casing 1, an opening is disposed on one side of the casing 1, the one side of the oil filter box 7 is communicated with the casing 1, an oil outlet 72 is disposed on one side of the oil filter box 7, a water outlet pipe 71 is disposed at the bottom of the oil filter box 7, valves are disposed at the openings of the water outlet pipe 71 and the casing 1, a casing 8 is disposed at the top of the oil filter box 7, the casing 1 plays a dustproof role on an oil hanging box casing 9, the oil hanging box casing 9 is disposed inside the casing 8, a base 92 is disposed on one side of the oil hanging box casing 9, a second motor 91 is disposed on one side of the base 92, the base 92 is convenient to fix the second motor 91, a threaded rod 93 is fixedly connected to an output end of the second motor 91, and the threaded rod 93 is inserted into the oil hanging box casing 9 through the base 92.

Referring to fig. 1-3, a scraping plate 94 is inserted into the surface of a threaded rod 93, an external thread is arranged on the surface of the threaded rod 93, the threaded rod 93 is inserted into the middle of the scraping plate 94, an internal thread is arranged inside the scraping plate 94, the threaded rod 93 is in threaded connection with the scraping plate 94, the scraping plate 94 can move back and forth through rotation of the threaded rod 93 to achieve the effect of scraping oil stains, the scraping plate 94 is located inside the oil hanging box shell 9, guide rods 95 are inserted into two sides of the scraping plate 94, the guide rods 95 are in sliding connection with the scraping plate 94, two ends of the guide rods 95 are fixedly connected with the inner wall of the oil hanging box shell 9, and through the design of the guide rods 95, the stability of the scraping plate 94 is improved, the scraping plate 94 is prevented from rubbing against the oil hanging box shell 9, and the working stability of the scraping plate 94 is improved.

Referring to fig. 1-3, a sludge outlet 4 is inserted into one side of a housing 1, the sludge outlet 4 is communicated with the housing 1, a sludge pipe 41 is arranged on one side of the sludge outlet 4, the sludge pipe 41 is a metal pipe, the sludge outlet 4 is prevented from being extruded and deformed by sludge as much as possible, a sludge pump 42 is arranged at an outlet end on one side of the sludge pipe 41, the sludge pump 42 is positioned at the bottom of the inner wall of the housing 1, the sludge pump 42 extracts sludge precipitated at the bottom of the housing 1 and discharges the sludge through the sludge outlet 4, thereby facilitating the cleaning of the sludge inside the housing 1, the mud guard 5 comprises a mud guide plate 51, the mud guide plate 51 is fixedly connected with the mud guard 5, the mud guide plate 51 is positioned on one side of a filter box 6, the filter box 6 is designed to isolate the sludge, so that water flows into an opening at the bottom of the housing 1, the mud guide plate 51 is arranged obliquely, the mud guide plate 51 is designed to enable the sludge in the housing 1 to slide into one side of the sludge pump 42, the cleaning efficiency of mud has been increased, and such design makes mud petroleum class and separation of water get rid of the effect and increases, filters the dross danger useless of the surface of water production, has increased the filterable effect of oil strain.

The working principle is as follows:

in the utility model, when in use, sewage enters the shell 1 through the water inlet 2, the first motor 3 is started, the sewage is stirred through the stirring rod 31, so that sludge and oil are gradually separated, the sludge slides into one side of the shell 1 through the mudguard 5, the sludge is discharged through the sludge pump 42, the sludge pipe 41 and the sludge outlet 4, the sewage filtered by the filter box 6 flows into the oil filter box 7 through the opening at one side of the shell 1, the second motor 91 is started after the sewage is stood in the oil filter box 7, the screw rod 93 drives the scraper 94 to reciprocate, so that the oil stain on the surface of the sewage by the scraper 94 is concentrated at the oil outlet 72, flows out through the oil outlet 72, the water outlet pipe 71 at the bottom of the oil filtering box 7 is opened to lead the filtered water to flow out, the design increases the effect of removing the sludge and the petroleum and the water, filters the scum danger waste generated on the water surface, and increases the filtering effect of oil filtering.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to cover the technical scope of the present invention, the technical solutions and the modifications thereof according to the present invention within the technical scope of the present invention.

Claims

1. An oil filtering device for oil refining wastewater treatment is characterized by comprising:

a shell (1) is inserted into the bottom of the water inlet (2), a first motor (3) is arranged on one side of the shell (1), the output end of the first motor (3) is fixedly connected with a stirring rod (31) through a coupler, a splash guard (5) is arranged at the bottom of the stirring rod (31), the bottom of the splash guard (5) is fixedly connected with the inner wall of the shell (1), a filter box (6) is arranged on one side of the splash guard (5), the filter box (6) is fixedly connected with the inner wall of one side of the shell (1), an oil filtering box (7) is arranged on the shell (1), one side of the oil filtering box (7) is communicated with the shell (1), an oil outlet (72) is arranged on one side of the oil filtering box (7), a water outlet pipe (71) is arranged at the bottom of the oil filtering box (7), a shell (8) is arranged at the top of the oil filtering box (7), the improved oil-mixing machine is characterized in that an oil-mixing box shell (9) is arranged inside the shell (8), a base (92) is arranged on one side of the oil-mixing box shell (9), a second motor (91) is arranged on one side of the base (92), a threaded rod (93) is fixedly connected to the output end of the second motor (91), and a scraper (94) is inserted into the surface of the threaded rod (93).

2. The oil filter filtering device for oil refining wastewater treatment according to claim 1, characterized in that: the surface of the threaded rod (93) is provided with external threads, the inner part of the scraper (94) is provided with internal threads, and the threaded rod (93) is in threaded connection with the scraper (94).

3. The oil filter filtering device for oil refining wastewater treatment according to claim 1, characterized in that: guide rods (95) are inserted into two sides of the scraper (94), and two ends of each guide rod (95) are fixedly connected with the inner wall of the oil hanging box shell (9).

4. The oil filter filtering device for oil refining wastewater treatment according to claim 1, characterized in that: one side of the shell (1) is spliced with a sludge outlet (4), one side of the sludge outlet (4) is provided with a sludge pipe (41), one side outlet end of the sludge pipe (41) is provided with a sludge pump (42), and the sludge pump (42) is positioned at the bottom of the inner wall of the shell (1).

5. The oil-filtering device for oil refining wastewater treatment according to claim 2, characterized in that: the mud guard (5) comprises a mud guide plate (51), the mud guide plate (51) is positioned on one side of the filter box (6), and the mud guide plate (51) is obliquely arranged.

6. The oil filter filtering device for oil refining wastewater treatment according to claim 5, characterized in that: a filter screen (61) is arranged in the filter box (6), and the filter screen (61) is positioned on one side close to the oil filter box (7).