Combined oilfield reinjection sewage treatment device

Abstract

The utility model belongs to the field of combined oilfield reinjection sewage treatment, and particularly relates to a combined oilfield reinjection sewage treatment device which comprises an oil-water separation device and a water storage device, the oil-water separation device comprises an evaporation cabin, a heating column is fixedly arranged in the evaporation cabin, a separation cabin is fixedly arranged at the top of the evaporation cabin, a plurality of inclined plates are arranged in the separation cabin, a door plate is arranged at the bottom of the evaporation cabin, and a first fixing block is fixedly arranged on one side of the door plate; the side, close to the door plate, of the first fixing block is hinged to the evaporation bin through a hinge base. A heating column is started to heat sewage in the evaporation cabin, the heated sewage is evaporated into water vapor, the water vapor is filtered through an inclined plate, then a driving motor is started, the driving motor drives an impeller to rotate, and the impeller rotates to form negative pressure in a first pipeline to suck the water vapor into the first pipeline; and then the water is stored in the water storage barrel through the second pipeline.

Description

Technical Field

[0001] This utility model belongs to the field of combined oilfield reinjection wastewater treatment, specifically a combined oilfield reinjection wastewater treatment device. Background Technology

[0002] my country's oilfields are widely distributed, spanning Northeast, North, Central South, Southwest, Central China, and the southeastern coastal areas. Currently, most oilfields have entered the middle and late stages of oil extraction, with the water content of the extracted crude oil reaching 70%–80%, and in some oilfields even as high as 90%. This results in a large amount of oily wastewater after oil-water separation. Direct discharge of this oily wastewater without treatment will harm the interests of the oilfields themselves. Therefore, developing efficient and economical oily wastewater treatment and reuse technologies suitable for the actual conditions of my country's oilfields, achieving the goals of energy conservation, reduced consumption, environmental protection, and water resource reuse, has become a crucial issue in the renovation and establishment of oilfield water treatment plants.

[0003] Traditional oilfield reinjection wastewater treatment equipment requires many processes to treat wastewater, resulting in a long and complex process, as well as a large space requirement.

[0004] Therefore, we have made improvements to this and proposed a combined oilfield reinjection wastewater treatment device. Utility Model Content

[0005] To overcome the shortcomings of existing technologies and solve the problems of traditional oilfield reinjection wastewater treatment devices requiring many processes to treat wastewater, resulting in long treatment processes, complex procedures, and large equipment footprint.

[0006] The technical solution adopted by this utility model to solve its technical problem is: to provide a combined oilfield reinjection wastewater treatment device, including: an oil-water separation device and a water storage device;

[0007] The oil-water separation device includes an evaporation chamber, a heating column is fixedly installed inside the evaporation chamber, a separation chamber is fixedly installed on the top of the evaporation chamber, several inclined plates are installed inside the separation chamber, a door panel is installed at the bottom of the evaporation chamber, a first fixing block is fixedly installed on one side of the door panel, the side of the first fixing block near the door panel is hinged to the evaporation chamber through a hinge seat, an electric telescopic rod is hinged to the side of the first fixing block away from the door panel, and the end of the electric telescopic rod away from the first fixing block is hinged to the evaporation chamber.

[0008] The water storage device includes a first pipe located on one side of the separation chamber, a second pipe located on the side of the first pipe away from the separation chamber, a water storage tank located at the bottom of the second pipe, an impeller rotating inside the first pipe, and a drive motor driven on one side of the impeller.

[0009] Further, the top and bottom of the evaporation cabin are open, a plurality of connecting columns are fixedly arranged around the arc surface of the heating column, the connecting columns are fixedly connected with the inner wall of the evaporation cabin, and a boss is fixedly arranged at the top of the door plate.

[0010] Further, the radius of the boss is smaller than the radius of the bottom opening of the evaporation cabin, a sealing rubber is arranged on the outer side of the arc surface of the boss, and a water inlet pipe is arranged on one side of the evaporation cabin.

[0011] During work, the sealing rubber is arranged to prevent sewage from leaking out of the gap of the door plate.

[0012] Further, the bottom of the separation cabin is provided with a through circular hole, the separation cabin is communicated with the evaporation cabin, and a support frame is fixedly arranged at the bottom of the separation cabin.

[0013] Further, a second fixing block is fixedly arranged at the side, away from the separation cabin, of the first pipeline, the fixed end of the driving motor is fixedly connected with the second fixing block, and the output shaft of the driving motor is transmissionally connected with the impeller by penetrating the outer wall of the second fixing block.

[0014] During work, the output shaft of the driving motor is transmissionally connected with the impeller by penetrating the outer wall of the second fixing block, so that the rotation of the driving motor can drive the rotation of the impeller.

[0015] Further, the second fixing block is internally provided with a cavity, the cavity is communicated with the first pipeline and the second pipeline respectively, the first pipeline is communicated with the separation cabin, the second pipeline is communicated with the water storage barrel, a water outlet pipe is arranged at one side of the water storage barrel, a water pump is arranged in the water storage barrel, the water pump is connected with the water outlet pipe through a hose, and a condensing pipe is arranged in the water storage barrel.

[0016] During work, the water pump is connected with the water outlet pipe through the hose, so that the water pump can pump water out of the water outlet pipe, and the condensing pipe is arranged to accelerate the condensation of steam into water.

[0017] Specific beneficial effects are as follows:

[0018] The combined oilfield reinjection sewage treatment device is started, the heating column heats the sewage in the evaporation cabin, the heated sewage is evaporated into steam, then filtered through the inclined plate, then the driving motor is started, the driving motor drives the rotation of the impeller, the rotation of the impeller forms negative pressure in the first pipeline to suck the steam into the first pipeline, and then the steam is stored in the water storage barrel through the second pipeline. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model will be further described in connection with the drawings.

[0020] Figure 1is a perspective view of the utility model;

[0021] Figure 2 is a partial perspective view of the utility model;

[0022] Figure 3 is the utility model Figure 1 is an enlarged view of A;

[0023] Figure 4 is the utility model Figure 2 is an enlarged view of B.

[0024] In the drawing: 10, oil-water separation device;1001, evaporation cabin;1002, separation cabin;1003, inclined plate;1004, heating column;1005, connecting column;1006, door plate;1007, boss;1008, sealing rubber;1009, first fixed block;1010, electric telescopic rod;1011, water inlet pipe;1012, support frame;20, water storage device;2001, first pipeline;2002, second fixed block;2003, second pipeline;2004, water storage bucket;2005, water outlet pipe;2006, impeller;2007, driving motor;2008, cavity. DETAILED DESCRIPTION

[0025] In order to make the technical means, creation features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0026] As Figures 1-4 Indicated, a combined oilfield reinjection sewage treatment device, comprising: oil-water separation device 10 and water storage device 20;

[0027] Oil-water separation device 10 includes evaporation cabin 1001, the inside fixedly provided with heating column 1004 in evaporation cabin 1001, the top of evaporation cabin 1001 is fixedly provided with separation cabin 1002, separation cabin 1002 is provided with several inclined plates 1003 inside, the bottom of evaporation cabin 1001 is provided with door plate 1006, one side of door plate 1006 is fixedly provided with first fixed block 1009, first fixed block 1009 is hinged to evaporation cabin 1001 through hinged seat on the side close to door plate 1006, the side away from door plate 1006 of first fixed block 1009 is hingedly provided with electric telescopic rod 1010, and the end away from first fixed block 1009 of electric telescopic rod 1010 is hinged to evaporation cabin 1001;

[0028] The water storage device 20 comprises a first pipe 2001, the first pipe 2001 is located at one side of the separation cabin 1002, a second pipe 2003 is arranged at the side, away from the separation cabin 1002, of the first pipe 2001, a water storage bucket 2004 is arranged at the bottom of the second pipe 2003, an impeller 2006 is rotatably arranged in the first pipe 2001, and a driving motor 2007 is drivingly arranged at one side of the impeller 2006.

[0029] As a specific embodiment of the utility model, the top and bottom of the evaporation cabin 1001 are open, a plurality of connecting columns 1005 are fixedly arranged around the arc surface of the heating column 1004, the connecting columns 1005 are fixedly connected with the inner wall of the evaporation cabin 1001, and a boss 1007 is fixedly arranged at the top of the door plate 1006.

[0030] As a specific embodiment of the utility model, the radius of the boss 1007 is smaller than the opening radius of the bottom of the evaporation cabin 1001, a sealing rubber 1008 is arranged at the outer side of the arc surface of the boss 1007, and a water inlet pipe 1011 is arranged at one side of the evaporation cabin 1001.

[0031] When working, the sealing rubber 1008 is arranged to prevent sewage from leaking out of the gap of the door plate 1006.

[0032] As a specific embodiment of the utility model, a through circular hole is arranged at the bottom of the separation cabin 1002, the separation cabin 1002 and the evaporation cabin 1001 are in communication with each other, and a support frame 1012 is fixedly arranged at the bottom of the separation cabin 1002.

[0033] As a specific embodiment of the utility model, a second fixing block 2002 is fixedly arranged at the side, away from the separation cabin 1002, of the first pipe 2001, the fixed end of the driving motor 2007 is fixedly connected with the second fixing block 2002, and the output shaft of the driving motor 2007 penetrates the outer wall of the second fixing block 2002 and is drivingly connected with the impeller 2006.

[0034] When working, the output shaft of the driving motor 2007 penetrates the outer wall of the second fixing block 2002 and is drivingly connected with the impeller 2006, so that the rotation of the driving motor 2007 can drive the impeller 2006 to rotate.

[0035] As a specific embodiment of the utility model, a cavity 2008 is arranged in the second fixing block 2002, the cavity 2008 is in communication with the first pipe 2001 and the second pipe 2003 respectively, the first pipe 2001 is in communication with the separation cabin 1002, the second pipe 2003 is in communication with the water storage bucket 2004, a water outlet pipe 2005 is arranged at one side of the water storage bucket 2004, a water pump is arranged in the water storage bucket 2004, the water pump is connected with the water outlet pipe 2005 through a hose, and a condenser pipe is arranged in the water storage bucket 2004.

[0036] In working, the water pump is connected with the water outlet pipe 2005 through the hose, so that the water pump can pump water out of the water outlet pipe 2005, and the setting of the condensing pipe accelerates the condensation of steam into water.

[0037] The specific working process is as follows:

[0038] First, the sewage is pumped from the water inlet pipe 1011 into the inside of the evaporation cabin 1001, and then the heating column 1004 is started, so that the heating column 1004 heats the sewage in the evaporation cabin 1001, and the heated sewage is evaporated into water vapor, and then flows upward and passes through the inclined plate 1003, because the viscosity of oil is greater than that of water, so the oil will adhere to the inclined plate 1003, after the steam flows through the inclined plate 1003, the oil will be adhered to the inclined plate 1003, then the driving motor 2007 is started, the driving motor 2007 drives the impeller 2006 to rotate, the rotation of the impeller 2006 forms a negative pressure in the first pipeline 2001 to suck the steam into the first pipeline 2001, and then the steam is stored in the water storage bucket 2004 through the second pipeline 2003, when the steam is condensed into water, the water can be pumped out through the water pump in the water storage bucket 2004, when the sewage in the evaporation cabin 1001 is evaporated, only impurities are left inside, then the electric telescopic rod 1010 is started, the electric telescopic rod 1010 drives the first fixed block 1009 to swing, the first fixed block 1009 drives the door plate 1006 to swing, and the door plate 1006 swings to pour out the impurities, so as to realize the filtration treatment of the sewage.

[0039] The above front, back, left, right, up and down are based on the drawings of the specification Figure 1 As a standard, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on.

[0040] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "middle", "longitudinal", "transverse", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the protection scope of the utility model.

[0041] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A combined oilfield reinjection wastewater treatment plant, characterized in that, Include: Oil-water separation device (10) and water storage device (20); The oil-water separation device (10) includes an evaporation cabin (1001), a heating column (1004) is fixedly arranged in the evaporation cabin (1001), a separation cabin (1002) is fixedly arranged at the top of the evaporation cabin (1001), a plurality of inclined plates (1003) are arranged in the separation cabin (1002), a door plate (1006) is arranged at the bottom of the evaporation cabin (1001), a first fixed block (1009) is fixedly arranged on one side of the door plate (1006), the first fixed block (1009) is hinged to the evaporation cabin (1001) through a hinge seat on the side close to the door plate (1006), an electric telescopic rod (1010) is hinged to the side of the first fixed block (1009) away from the door plate (1006), and one end of the electric telescopic rod (1010) away from the first fixed block (1009) is hinged to the evaporation cabin (1001). The water storage device (20) includes a first pipeline (2001), the first pipeline (2001) is located on one side of the separation cabin (1002), a second pipeline (2003) is arranged on the side of the first pipeline (2001) away from the separation cabin (1002), a water storage bucket (2004) is arranged at the bottom of the second pipeline (2003), and an impeller (2006) is rotatably arranged in the first pipeline (2001), and a driving motor (2007) is drivingly arranged on one side of the impeller (2006).

2. The combined oilfield reinjection wastewater treatment plant of claim 1, wherein: The top and bottom of the evaporation cabin (1001) are open, a plurality of connecting columns (1005) are fixedly arranged around the arc surface of the heating column (1004), the connecting columns (1005) are fixedly connected with the inner wall of the evaporation cabin (1001), and a boss (1007) is fixedly arranged at the top of the door plate (1006).

3. The combined oilfield reinjection wastewater treatment apparatus of claim 2, wherein: The radius of the boss (1007) is smaller than the radius of the opening at the bottom of the evaporation cabin (1001), a sealing rubber (1008) is arranged on the outer side of the arc surface of the boss (1007), and a water inlet pipe (1011) is arranged on one side of the evaporation cabin (1001).

4. The combined oilfield reinjection wastewater treatment apparatus of claim 3, wherein: The bottom of the separation cabin (1002) is provided with a through hole, the separation cabin (1002) and the evaporation cabin (1001) are in communication with each other, and a support frame (1012) is fixedly arranged at the bottom of the separation cabin (1002).

5. The combined oilfield reinjection wastewater treatment apparatus of claim 4, wherein: The first pipeline (2001) is fixedly provided with a second fixed block (2002) on the side away from the separation cabin (1002), the fixed end of the driving motor (2007) is fixedly connected with the second fixed block (2002), and the output shaft of the driving motor (2007) penetrates the outer wall of the second fixed block (2002) and is drivingly connected with the impeller (2006).

6. The combined oilfield reinjection wastewater treatment apparatus of claim 5, wherein: The second fixed block (2002) is internally provided with a cavity (2008), the cavity (2008) is respectively communicated with a first pipeline (2001) and a second pipeline (2003), the first pipeline (2001) is communicated with the separation cabin (1002), the second pipeline (2003) is communicated with a water storage bucket (2004), one side of the water storage bucket (2004) is provided with a water outlet pipe (2005), the water storage bucket (2004) is internally provided with a water pump, the water pump is connected with the water outlet pipe (2005) through a hose, and the water storage bucket (2004) is provided with a condenser pipe.

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