CN220537552U - Purifier of oily waste water in oil field oil recovery production - Google Patents

Abstract

The utility model discloses a purification device for oily wastewater in oil extraction production of an oil field, which belongs to the technical field of oily wastewater treatment, and in the working process, oil liquid on an upper layer is separated from liquid on a lower layer by utilizing the characteristics of different substances in the oil-water separation process, so that particle impurities in the wastewater and oil water can be effectively separated. This purifier of oily waste water in oil field oil recovery production includes first purification bucket, one side edge of first purification bucket is provided with the second purification bucket, the second purification bucket is close to top department and installs oil drain pipe, second purification bucket is close to bottom department and installs the drain pipe, second purification bucket bottom department is provided with the evacuation mouth, evacuation mouth department is provided with the valve, the first purification bucket is kept away from the outstanding discharge pipe that is provided with on one side edge of second purification bucket, discharge pipe and the inside intercommunication of first purification bucket, the inside rotation of first purification bucket is provided with filter unit, the slope is provided with the slide in the first purification bucket, slide department is provided with cleaning assembly.

Description

Purifier of oily waste water in oil field oil recovery production

Technical Field

The utility model belongs to the technical field of oily wastewater treatment, and particularly relates to a purification device for oily wastewater in oil field oil extraction production.

Background

The petroleum industry, the machining industry and the catering industry discharge a large amount of oily wastewater in the production process, and if the oily wastewater is not recycled, waste is caused; is discharged into rivers, lakes or gulfs, and can pollute water bodies and influence the survival of aquatic organisms; when the fertilizer is used for agricultural irrigation, soil gaps can be blocked, and the growth of crops is hindered. Therefore, the oily wastewater must be recycled, so that not only the environmental pollution can be avoided, but also considerable economic benefits can be obtained.

The utility model discloses a publication No. CN113371790A discloses a oil-containing waste water deoiling purifier of petroleum industry, which comprises a base, the deoiling case, two extension boards, two bearing, the pivot, a plurality of doctor-bars, driving motor, the axis of rotation, a cone pulley, two number cone pulleys, the transmission shaft, three number cone pulleys, four number cone pulleys, the fixed plate, no. two bearings, the glib talker, oil drain pipe, rabbling mechanism and aeration mechanism, the bottom of deoiling case is connected on the top of base, the deoiling case is provided with a cavity, the top of deoiling case is provided with the water inlet, the water inlet communicates with a cavity, the bottom of deoiling case is provided with No. two cavities, no. two cavities are in the below of a cavity, the top of deoiling case is connected respectively to the bottom of two extension boards, two bearings are installed respectively at two adjacent one end of extension boards, the pivot is connected with two bearing rotations respectively, a plurality of doctor-bars are all installed in the pivot.

Above-mentioned deoiling purifier of retrieving, when carrying out the during operation, direct through a plurality of doctor blades come to float the fluid on deoiling case surface strike off the purification clearance, there is oily waste water's oil content limited, easy fluid and a large amount of aqueous humor pass through the doctor blade and discharge when the doctor blade strikes off the clearance, need the secondary to carry out deoiling purification treatment, simultaneously because contain a large amount of granule impurity in the oily waste water, the in-process that easily appears the doctor blade pivoted at the rotation clearance fluid sticks a large amount of granule impurity, need clear up the maintenance to the doctor blade after a period of operation, therefore need a purification device of oily waste water in the oil field oil recovery production to assist the solution of this problem.

Disclosure of Invention

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide an oily wastewater purification device in oil field oil extraction production, which is used for carrying out precipitation purification on particle impurities in wastewater through a first purification barrel in the working process of the purification device, sucking the contained wastewater into a second purification barrel, arranging an oil discharge pipe and a water discharge pipe up and down, separating oil liquid at the upper layer from liquid at the lower layer by utilizing the characteristics of different substances in the oil-water separation process, and ensuring that the particle impurities and oil water in the contained wastewater can be effectively separated and the stable follow-up working is ensured.

(2) Technical proposal

In order to solve the technical problems, the utility model provides the purification device for the oily wastewater in the oil field oil extraction production, which comprises a first purification barrel, wherein a second purification barrel is arranged on one side edge of the first purification barrel, the first purification barrel and the second purification barrel are communicated through a conduction pipe, an oil drain pipe is arranged at the position, close to the top, of the second purification barrel, a drain pipe is arranged at the position, close to the bottom, of the second purification barrel, an evacuation port is arranged at the bottom of the second purification barrel, a valve is arranged at the evacuation port, a drain pipe is arranged on one side edge, far from the second purification barrel, of the first purification barrel in a protruding mode, the drain pipe is communicated with the interior of the first purification barrel, a sealing plate is hinged at the drain port of the drain pipe, a fixed block is arranged at the position, a liquid pressure lever is hinged between the drain pipe and the fixed block, a filtering component is rotatably arranged in the interior of the first purification barrel, a slide way is obliquely arranged at the bottom of the first purification barrel, and a cleaning component for assisting in pushing and cleaning is arranged at the slide way.

As a further preferable scheme, the filter component comprises a rotating shaft, a mounting groove is formed in the rotating shaft, a filter frame is mounted at the outer edge of the rotating shaft, the filter frame is inclined downwards integrally, a filter screen is mounted on the filter frame, positioning bolts are arranged at the top and bottom of the filter frame in a penetrating mode, fixing holes are formed in the mounting groove, and the fixing holes are in threaded fit with the positioning bolts.

As a further preferable scheme, the four mounting grooves are arranged in an annular array with the center of the rotating shaft as the center, a gear motor for driving the rotating shaft to rotate is arranged at the top of the first purifying barrel, and the top of the rotating shaft is fixed at the front end of the shaft of the gear motor.

As a further preferable scheme, a cross-shaped underframe is fixed in the first purifying barrel corresponding to the lower part of the filtering component, an insertion port for inserting a rotating shaft is arranged in the center of the underframe, and a plurality of balls are embedded in the insertion port.

As a further preferable scheme, the cleaning assembly comprises a cleaning motor rotatably arranged in the first cleaning barrel, a screw rod is fixed at the front end of a machine shaft of the cleaning motor, a cleaning block is sleeved on the screw rod, and the screw rod is in threaded fit with the cleaning block.

As a further preferable scheme, the bottom of the cleaning block is attached to the slideway, and the bottom of one side of the cleaning block, which is close to the sealing plate, is arc-shaped.

As a further preferable scheme, the oil drain pipe and one section of the drain pipe extend into the second purifying barrel, a plurality of suction nozzles are arranged on one section of the oil drain pipe extending into the second purifying barrel, and the suction nozzles are funnel-shaped.

(3) Advantageous effects

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

according to the utility model, the first purifying barrel and the second purifying barrel are connected through the conducting pipe, in the working process, the first purifying barrel is used for precipitating and purifying particle impurities in the wastewater, the wastewater is pumped into the second purifying barrel, and the oil discharge pipe and the drain pipe are arranged up and down, so that the oil liquid on the upper layer is separated from the liquid on the lower layer by utilizing the characteristics of different substances in the oil-water separation process, the particle impurities in the wastewater and the oil water can be effectively separated, and the stable follow-up working is ensured;

according to the utility model, the filter assembly and the gear motor are arranged in the first purifying barrel, and in the working process, the rotating shaft drives the inclined filter frame to integrally rotate, so that the particle impurities in the wastewater are filtered, the filtered impurities descend along the filter frame and fall into the slide way, the stable filtration and the falling collection of the impurities in the wastewater are ensured, and the subsequent working is ensured to be carried out smoothly;

according to the utility model, through the cleaning assembly, the cleaning motor drives the screw rod to rotate after a period of working, so that the cleaning block integrally moves, impurities in the slideway are driven to be effectively cleaned in the process of integrally moving the cleaning block, and are integrally discharged through the discharge pipe, so that the situation that the impurities are accumulated at the bottom of the slideway and need to be cleaned after being stopped after a period of working is avoided as much as possible, and smooth and stable working is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a longitudinal cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a filter assembly according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

The marks in the drawings are: 1. a first purifying tub; 2. a second purifying tub; 3. a speed reducing motor; 4. a filter assembly; 5. a rotating shaft; 51. a mounting groove; 6. a filter frame; 7. a filter screen; 8. positioning bolts; 9. a chassis; 91. a ball; 10. cleaning the assembly; 11. cleaning a motor; 12. cleaning the block; 13. a screw rod; 14. a discharge pipe; 141. a sealing plate; 15. a hydraulic rod; 16. an oil drain pipe; 161. a suction nozzle; 17. a drain pipe; 18. a valve; 19. a liquid inlet pipe; 20. a conduit.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

This embodiment is purifier of oily waste water in oil field oil recovery production, as shown in fig. 1 and 2, this purifier of oily waste water in oil field oil recovery production includes first purification bucket 1, be provided with second purification bucket 2 on one side edge of first purification bucket 1, communicate through the pipe 20 between first purification bucket 1 and the second purification bucket 2, the middle section department of pipe 20 installs the water pump that is used for drawing water, be arranged in first purification bucket 1 holds oily waste water, when oily waste water passes through first purification bucket 1, carry out effectual filtration through settling and inside filter unit 4 in to the oily waste water, the impurity after the filtration falls to first purification bucket 1 bottom department, be arranged in the second purification bucket 2 and hold the oily waste water after the filtration granule impurity, realize the layering of liquid through the physical properties of profit, make things convenient for follow-up oil water separation.

Above-mentioned second purification bucket 2 is close to top department and installs oil drain pipe 16, second purification bucket 2 is close to bottom department and installs drain pipe 17, oil drain pipe 16 and the one section of drain pipe 17 all stretch into inside second purification bucket 2, a plurality of suction nozzle 161 are all installed to oil drain pipe 16 and one section that drain pipe 17 stretches into second purification bucket 2, suction nozzle 161 is the hopper-shaped, through setting up suction nozzle 161 to be the hopper-shaped, can be when oil layer is located under suction nozzle 161 and when oil layer and suction nozzle 161 parallel and level in oil drain pipe 16 during operation, can guarantee that fluid can be through suction nozzle 161 stable suction, can also increase the area of contact with liquid at the in-process of work through the setting of suction nozzle 161 hopper-shaped, can guarantee bigger inhalation volume during the water absorption, can guarantee that liquid and fluid can both obtain effective transport, guarantee that follow-up work goes on smoothly.

Wherein second purification bucket 2 bottom department is provided with the evacuation mouth, evacuation mouth department is provided with valve 18, first purification bucket 1 is kept away from the outstanding discharge pipe 14 that is provided with in one side edge of second purification bucket 2, discharge pipe 14 and the inside intercommunication of first purification bucket 1, the discharge port department of discharge pipe 14 articulates and installs closing plate 141, closing plate 141 top department is protruding to be provided with the fixed block, articulated install hydraulic stem 15 between discharge pipe 14 and the fixed block, can carry out effectual sealing to discharge pipe 14 in the course of the work through closing plate 141 and hydraulic stem 15 that set up, and guarantee that discharge pipe 14 can be stably opened and discharge impurity when required.

Referring to fig. 2 and 3, the filter assembly 4 is rotatably arranged in the first purifying barrel 1, the filter assembly 4 comprises a rotating shaft 5, a mounting groove 51 is formed in the rotating shaft 5, a filter frame 6 is mounted at the outer edge of the rotating shaft 5, the filter frame 6 is inclined downward wholly, a filter screen 7 is mounted on the filter frame 6, positioning bolts 8 are arranged at the top and bottom of the filter frame 6 in a penetrating manner, and fixing holes are mounted in the mounting groove 51 and are in threaded fit with the positioning bolts 8.

Through the filter component 4 that sets up, gear motor 3 drives axis of rotation 5 and rotates, and then makes filter frame 6 rotate to make filter screen 7 wholly rotate, make the granule impurity in the waste water obtain filtering at filter screen 7 pivoted in-process, and because filter frame 6 slope design down, enable filterable impurity along filter frame 6 slowly move down, and gather in slide top department, guarantee that the impurity in the waste water is stable to be filtered and whereabouts is collected, guarantee that follow-up work goes on smoothly.

The four mounting grooves 51 are arranged in an annular array with the center of the rotating shaft 5 as the center, the reduction motor 3 driving the rotating shaft 5 to rotate is mounted at the top of the first purifying barrel 1, and the top of the rotating shaft 5 is fixed at the front end of the shaft of the reduction motor 3.

Through the mounting groove 51 that annular array set up, can guarantee in the course of the work that filter frame 6 can even symmetry install on axis of rotation 5, guarantee that the filter screen 7 on the filter frame 6 of follow-up work can effectively block the filtration to impurity.

Wherein the inside below that corresponds filter unit 4 of first purification bucket 1 is fixed with cross chassis 9, and the center department of chassis 9 installs and supplies axis of rotation 5 male inserted mouth, and the inserted mouth is embedded to be established and is installed a plurality of ball 91, through the chassis 9 that sets up, can carry out effective support processing to axis of rotation 5 in the course of the work, through the ball 91 that sets up, can assist axis of rotation 5 to wholly rotate at axis of rotation 5 pivoted in-process, reduces the whole frictional force on the axis of rotation 5 rotation.

Referring to fig. 2 and 4, a slide way is obliquely arranged at the inner bottom of the first purifying barrel 1, a cleaning assembly 10 for assisting impurities to push and clean is arranged at the slide way, the cleaning assembly 10 comprises a cleaning motor 11 rotatably arranged inside the first purifying barrel 1, a screw rod 13 is fixed at the front end of a crankshaft of the cleaning motor 11, a cleaning block 12 is sleeved on the screw rod 13, and the screw rod 13 is in threaded fit with the cleaning block 12.

Through the clearance subassembly 10 that sets up, start cleaning motor 11, cleaning motor 11 drives lead screw 13 and rotates, screw thread fit between clearance piece 12 and the lead screw 13 to make clearance piece 12 overall movement, drive the impurity on the slide bottom at the in-process that clearance piece 12 removed and scraped the clearance, avoid the impurity to pile up the condition emergence of cleaning after need shut down in slide bottom department after working a period as far as possible, guarantee that the work is gone on smoothly steadily.

The bottom laminating of above-mentioned clearance piece 12 is on the slide, and the clearance piece 12 is the arc near one side bottom of closing plate 141, is the arc through setting up closing plate 141, can guarantee in the course of the work that impurity on the slide can obtain effectual scraping the clearance, guarantees that the impurity laminating on the slide can obtain scraping the clearance.

Working principle: during operation, the oily wastewater is injected into the first purifying barrel 1 through the liquid inlet pipe 19, the gear motor 3 is started, the gear motor 3 drives the rotating shaft 5 to rotate, the filter frame 6 is further rotated, the filter screen 7 is integrally rotated, particle impurities in the wastewater are filtered in the process of rotating the filter screen 7, the filtered impurities can slowly move downwards along the filter frame 6 due to the downward inclination of the filter frame 6 and are gathered at the top of a slideway, liquid in the first purifying barrel 1 is pumped into the second purifying barrel 2 through the pump body, the wastewater inside the second purifying barrel 2 is automatically separated by utilizing the characteristic of oil-water layering, after separation, oil liquid gathered at the upper layer is sucked out through the oil discharge pipe 16, and water at the lower layer is integrally sucked out through the drain pipe 17, so that solid impurities and oil-water separation in the oily wastewater are completed.

After a period of working, after gathering certain impurity in the slide, start cleaning motor 11, cleaning motor 11 drives lead screw 13 and rotates, screw thread cooperation between clearance piece 12 and the lead screw 13 to make clearance piece 12 overall movement, the impurity on the in-process that clearance piece 12 removed drives the slide bottom is scraped the clearance, when clearance piece 12 reaches discharge pipe 14 inside, make hydraulic stem 15 wholly shorten, closing plate 141 is pulled and is opened this moment, and then make clearance piece 12 reach discharge pipe 14's slag notch department, thereby accomplish the clearance of the inside solid broken bits of first purification barrel 1.

All technical features in the embodiment can be freely combined according to actual needs.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides an oily wastewater purification device in oil field oil recovery production, this purifier includes first purification bucket (1), be provided with second purification bucket (2) on one side edge of first purification bucket (1), a serial communication port, first purification bucket (1) with connect through conducting pipe (20) between second purification bucket (2), second purification bucket (2) are close to top department and install oil drain pipe (16), second purification bucket (2) are close to bottom department and install drain pipe (17), second purification bucket (2) bottom department is provided with the evacuation mouth, and evacuation mouth department is provided with valve (18), protruding discharge pipe (14) that are provided with on one side edge of second purification bucket (2) are kept away from to first purification bucket (1), discharge pipe (14) with inside intercommunication of first purification bucket (1), discharge pipe (14) discharge port department articulates and installs closing plate (141), closing plate (141) top department is protruding to be provided with fixed block, discharge pipe (14) with articulated between the fixed block are installed liquid pressure bar (15), first slope (1) is provided with inside filter component (10), first slope cleaning component (4) are provided with and are advanced to clean up.

2. The purification device of oily wastewater in oilfield oil extraction production according to claim 1, wherein the filtering component (4) comprises a rotating shaft (5), a mounting groove (51) is formed in the rotating shaft (5), a filtering frame (6) is mounted at the outer edge of the rotating shaft (5), the filtering frame (6) is inclined downwards integrally, a filter screen (7) is mounted on the filtering frame (6), positioning bolts (8) are mounted at the top and bottom of the filtering frame (6) in a penetrating manner, and fixing holes are mounted in the mounting groove (51) and are in threaded fit with the positioning bolts (8).

3. The purification device for oily wastewater in oilfield oil extraction production according to claim 2, wherein four installation grooves (51) are formed, the four installation grooves (51) are arranged in an annular array with the center of a rotating shaft (5) as the center, a gear motor (3) for driving the rotating shaft (5) to rotate is installed at the top of the first purification barrel (1), and the top of the rotating shaft (5) is fixed at the front end of a machine shaft of the gear motor (3).

4. A purification device for oily wastewater in oilfield oil extraction production according to claim 3, wherein a cross-shaped underframe (9) is fixed below the filter assembly (4) in the first purification barrel (1), an insertion port for inserting a rotating shaft (5) is arranged in the center of the underframe (9), and a plurality of balls (91) are embedded in the insertion port.

5. The purification device of oily wastewater in oilfield oil extraction production according to claim 1, wherein the cleaning assembly (10) comprises a cleaning motor (11) rotatably arranged in the first cleaning barrel (1), a screw rod (13) is fixed at the front end of a crankshaft of the cleaning motor (11), a cleaning block (12) is sleeved on the screw rod (13), and the screw rod (13) is in threaded fit with the cleaning block (12).

6. The purification device for oily wastewater in oilfield oil extraction production according to claim 5, wherein the bottom of the cleaning block (12) is attached to the slideway, and the bottom of one side of the cleaning block (12) close to the sealing plate (141) is arc-shaped.

7. Purification device for oily wastewater in oilfield oil extraction production according to claim 1, characterized in that the oil drain pipe (16) and a section of the drain pipe (17) extend into the second purification barrel (2), a plurality of suction nozzles (161) are arranged on a section of the oil drain pipe (16) and a section of the drain pipe (17) extending into the second purification barrel (2), and the suction nozzles (161) are funnel-shaped.