Petrochemical wastewater adsorption and precipitation device

Abstract

The utility model relates to the field of wastewater treatment, in particular to a petrochemical wastewater adsorption and precipitation device which comprises a precipitation tank body, and a plurality of support frames are fixedly connected to the lower end of the precipitation tank body; the sedimentation mechanism is mounted in the sedimentation tank body, and the surface of the sedimentation mechanism extends to the outer side of the sedimentation tank body; wherein the sedimentation mechanism comprises an oil removal assembly mounted in the sedimentation tank body, and the surface of the oil removal assembly penetrates to the outside of the sedimentation tank body; according to the device, wastewater enters a square hole, so that under the action of a plurality of vertical plates in a gap in a connecting frame, the floating space of impurities in the wastewater is reduced, the settling efficiency is improved, grease floats and concentrates in a grease bin, and an adsorption bag can be arranged in the grease bin to adsorb the grease, so that the impurities in the wastewater are more easily settled; the time of wastewater precipitation is prolonged, and the working efficiency of wastewater precipitation is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of wastewater treatment, especially a kind of petroleum chemical wastewater adsorption precipitation device. BACKGROUND

[0002] Petroleum refers to gaseous, liquid and solid hydrocarbon mixture, with natural occurrence.Petroleum is divided into crude oil, natural gas, natural gas liquid and natural tar etc.Form, but still "petroleum" as "crude oil" definition is used by habit;Oil pollution in petroleum chemical wastewater is in the state of floating oil, dispersed oil, emulsified oil and dissolved oil in wastewater

[0003] Oil pollution in petroleum chemical wastewater is in the state of floating oil, dispersed oil, emulsified oil and dissolved oil in wastewater, and it is easy to condense into sediment and deposit at the bottom of sedimentation tank, so it needs to use petroleum chemical wastewater adsorption precipitation device to adsorb the sediment at the bottom of sedimentation tank;

[0004] Through searching prior art, "a kind of petroleum chemical wastewater adsorption precipitation device", announcement number is "CN221940192U", the device wastewater passes through adsorption belt and is injected into the main body of sedimentation tank to deposit, adsorption belt adsorbs oil in upper water pool, and the oil adsorbed on adsorption belt is scraped off to inclined bottom waste oil pool by scraper and collected and cleaned, but the device when depositing, since oil and impurities in wastewater are mixed, impurities produce buoyancy and settle in wastewater not timely, the time of sedimentation will be longer, affect the work efficiency of wastewater deposition.

[0005] Therefore, a kind of petroleum chemical wastewater adsorption precipitation device is proposed to solve the above problems. CONTENT OF UTILITY MODEL

[0006] The utility model aims at providing a kind of petroleum chemical wastewater adsorption precipitation device to solve the above problems, improve the problem that fat and impurities in wastewater are mixed, impurities produce buoyancy and settle in wastewater not timely, the time of sedimentation will be longer, affect the work efficiency of wastewater deposition.

[0007] The utility model discloses a petroleum chemical industry wastewater adsorption precipitation device through following technical scheme to realize above -mentioned purpose, including: the sedimentation tank body, a plurality of support frames are fixedly connected to the lower end of the sedimentation tank body, the sedimentation mechanism is installed in the inside of sedimentation tank body, the surface of sedimentation mechanism extends to the outside of sedimentation tank body, wherein, the sedimentation mechanism includes the oil removal subassembly installed in the inside of sedimentation tank body, the surface of oil removal subassembly penetrates to the outside of sedimentation tank body, and the oil removal subassembly is provided with the subsidence subassembly under the oil removal subassembly, and the subsidence subassembly is installed in the inner bottom wall of sedimentation tank body, and one side of oil removal subassembly is provided with adsorption subassembly, the adsorption subassembly includes the grease storehouse of fixed connection in one side of sedimentation tank body, the inner wall of grease storehouse is fixedly connected with arc plate, and the longitudinal section of arc plate is arc.

[0008] Preferably, the oil removal subassembly includes a guide frame fixedly connected to the inner wall of the sedimentation tank body, the surface of the guide frame penetrates to the outside of the sedimentation tank body, the other end of the guide frame is fixedly connected with a T-shaped frame, the lower end of the T-shaped frame is fixedly connected with a connecting frame, a plurality of square holes are formed in the upper end of the connecting frame, and the plurality of square holes are arrayed.

[0009] Preferably, the subsidence subassembly includes two bottom frames fixedly connected to the inner bottom wall of the sedimentation tank body, a plurality of arc-shaped guide plates are fixedly connected to the upper end of the inner wall of the sedimentation tank body near the bottom frames, a partition plate is fixedly connected between adjacent arc-shaped guide plates, and side frames are fixedly connected to the two sides of the partition plate. The spacing between the partition plates improves the sedimentation efficiency, and the side frames can reduce the impurity sedimentation efficiency.

[0010] Preferably, a plurality of comb plates are fixedly connected to the inner wall of the guide frame, and the plurality of comb plates are linearly distributed along the inner wall of the guide frame. The plurality of comb plates separate the wastewater to form a plurality of impact channels, and a plurality of wastewater flows along the T-shaped frame to the connecting frame.

[0011] Preferably, a plurality of vertical plates are fixedly connected to the inner wall of the square hole, and the plurality of vertical plates are cross-distributed. Under the action of the plurality of vertical plates, the space for impurities to float in the wastewater is reduced, and the sedimentation efficiency is improved.

[0012] Preferably, a groove is formed between the two bottom frames and the inner wall of the sedimentation tank body, a screw conveyor plate is rotatably connected to the inner wall of the groove, and a rotating shaft is fixedly connected to the inner edge of the screw conveyor plate. Rotating the rotating shaft drives the screw conveyor plate to rotate, thereby gathering or discharging the precipitated impurities.

[0013] Preferably, the upper end of the bottom frame is inclined, and a plurality of through holes are formed in the upper end of the bottom frame.

[0014] The utility model discloses the beneficial effect is:

[0015] 1. The oil and chemical wastewater adsorption and precipitation device can make the gap in the connecting frame decrease under the action of the plurality of vertical plates, reduce the space for impurities in the wastewater to float, improve the sedimentation efficiency, and concentrate the floating oil in the oil tank, wherein the oil tank can be provided with an adsorption bag to adsorb the oil and make the impurities in the wastewater more easily precipitate, improve the wastewater precipitation time, and ensure the wastewater precipitation work efficiency.

[0016] 2. The settling assembly can make the wastewater settle on the liquid above the partition plate, improve the settling efficiency, and reduce the sedimentation efficiency of the impurities in the side frame, so that the impurities are concentrated between the two bottom frames, the wastewater precipitation time is improved, and the wastewater precipitation work efficiency is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic view of the present application;

[0018] Figure 2 is a structural schematic view of the present application;

[0019] Figure 3 is a sectional view of the adsorption assembly of the present application;

[0020] Figure 4 is a sectional view of the oil removal assembly of the present application;

[0021] Figure 5 is a partial structural schematic view of the settling assembly of the present application.

[0022] In the figure: 1, the sedimentation tank body; 2, the support frame; 3, the sedimentation mechanism; 31, the oil removal assembly; 311, the guide frame; 312, the T-shaped frame; 313, the connecting frame; 314, the square hole; 315, the comb plate; 316, the vertical plate; 32, the settling assembly; 321, the bottom frame; 322, the through hole; 323, the arc-shaped guide plate; 324, the partition plate; 325, the side frame; 326, the rotating shaft; 327, the auger plate; 33, the adsorption assembly; 331, the oil tank; 332, the arc-shaped plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] In a specific implementation, as shown in Figures 1-5 The petroleum chemical wastewater adsorption and precipitation device comprises a precipitation tank body 1, a plurality of support frames 2 are fixedly connected to the lower end of the precipitation tank body 1, a precipitation mechanism 3 is installed in the inside of the precipitation tank body 1, and the surface of the precipitation mechanism 3 extends to the outside of the precipitation tank body 1; wherein the precipitation mechanism 3 comprises an oil removal assembly 31 installed in the inside of the precipitation tank body 1, the surface of the oil removal assembly 31 penetrates to the outside of the precipitation tank body 1, a sedimentation assembly 32 is arranged below the oil removal assembly 31, the sedimentation assembly 32 is installed on the inner bottom wall of the precipitation tank body 1, and an adsorption assembly 33 is arranged on one side of the oil removal assembly 31; the adsorption assembly 33 comprises a grease bin 331 fixedly connected to one side of the precipitation tank body 1, an arc-shaped plate 332 is fixedly connected to the inner wall of the grease bin 331, and the longitudinal section of the arc-shaped plate 332 is arc-shaped;

[0025] As shown in Figure 1 , Figure 2 and Figure 4 The oil removal assembly 31 comprises a guide-in frame 311 fixedly connected to the inner wall of the precipitation tank body 1, the surface of the guide-in frame 311 penetrates to the outside of the precipitation tank body 1, the other end of the guide-in frame 311 is fixedly connected with a T-shaped frame 312, the lower end of the T-shaped frame 312 is fixedly connected with a connecting frame 313, a plurality of square holes 314 are formed in the upper end of the connecting frame 313, and the plurality of square holes 314 are arranged in an array; a plurality of comb plates 315 are fixedly connected to the inner wall of the guide-in frame 311 and are arranged in a straight line along the inner wall of the guide-in frame 311; a plurality of vertical plates 316 are fixedly connected to the inner wall of the square hole 314 and are arranged in a cross shape;

[0026] Wastewater is guided into the inside of the guide-in frame 311, at this time, the wastewater is separated by the plurality of comb plates 315 to form a plurality of impact channels, and a plurality of wastewater flows are guided to the connecting frame 313 along the T-shaped frame 312, wherein the liquid level of the wastewater is located above the connecting frame 313, the wastewater enters the square hole 314, the gap in the inside of the connecting frame 313 is reduced under the action of the plurality of vertical plates 316, the space for impurities in the wastewater to float is reduced, and the sedimentation efficiency is improved, and the grease floats and is concentrated in the inside of the grease bin 331, wherein the inside of the grease bin 331 can be provided with an adsorption bag to adsorb the grease, so that the impurities in the wastewater are more easily precipitated;

[0027] As shown in Figure 1 , Figure 2 and Figure 5As shown, the settling assembly 32 comprises two bottom frames 321 fixedly connected to the inner bottom wall of the sedimentation tank body 1, the bottom frames 321 are fixedly connected with a plurality of arc-shaped guide plates 323 near the upper end of the inner wall of the sedimentation tank body 1, a partition plate 324 is fixedly connected between adjacent arc-shaped guide plates 323, and a side frame 325 is fixedly connected to both sides of the partition plate 324; a groove is formed between the two bottom frames 321 and the inner wall of the sedimentation tank body 1, a auger plate 327 is rotatably connected to the inner wall of the groove, and a rotating shaft 326 is fixedly connected to the inner edge of the auger plate 327; the upper end of the bottom frame 321 is inclined, and a plurality of through holes 322 are formed in the upper end of the bottom frame 321;

[0028] The water flow impacting the bottom frame 321 drives the liquid and impurities into the interior of the bottom frame 321, and the liquid above the partition plate 324 can be settled, and the distance between the partition plates 324 improves the settling efficiency, and the side frame 325 reduces the settling efficiency of the impurities, and the settled impurities are gathered between the two bottom frames 321, and the auger plate 327 is driven to rotate by rotating the rotating shaft 326, thereby gathering or guiding out the settled impurities.

[0029] In use, the wastewater is introduced into the guiding and introducing frame 311, and the plurality of comb plates 315 separate the wastewater, and the plurality of wastewater is guided to the connecting frame 313 along the T-shaped frame 312, the liquid level of the wastewater is located above the connecting frame 313, and the gap between the plurality of vertical plates 316 under the action of the plurality of vertical plates 316, the grease floats and is concentrated in the interior of the grease bin 331, the interior of the grease bin 331 is provided with an adsorption bag, and the grease is adsorbed to make the impurities in the wastewater more easily settled; the water flow impacting the bottom frame 321 drives the liquid and impurities into the interior of the bottom frame 321, and the liquid above the partition plate 324 can be settled, and the distance between the partition plates 324 improves the settling efficiency, and the side frame 325 reduces the settling efficiency of the impurities, and the settled impurities are gathered between the two bottom frames 321, and the auger plate 327 is driven to rotate by rotating the rotating shaft 326, thereby gathering or guiding out the settled impurities.

[0030] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A petrochemical wastewater adsorption and sedimentation device, characterized in that, include: Sedimentation tank body (1), with multiple support frames (2) fixedly connected to the lower end of the sedimentation tank body (1); A sedimentation mechanism (3) is installed inside the sedimentation tank (1), and the surface of the sedimentation mechanism (3) extends to the outside of the sedimentation tank (1). The sedimentation mechanism (3) includes an oil removal component (31) installed inside the sedimentation tank (1), the surface of the oil removal component (31) extending to the outside of the sedimentation tank (1), a settling component (32) is provided below the oil removal component (31), the settling component (32) is installed on the inner bottom wall of the sedimentation tank (1), and an adsorption component (33) is provided on one side of the oil removal component (31). The adsorption component (33) includes an oil tank (331) fixedly connected to one side of the sedimentation tank (1). An arc plate (332) is fixedly connected to the inner wall of the oil tank (331), and the longitudinal section of the arc plate (332) is arc-shaped.

2. The adsorption and sedimentation device for petrochemical wastewater according to claim 1, characterized in that: The oil removal component (31) includes an inlet frame (311) fixedly connected to the inner wall of the sedimentation tank (1). The surface of the inlet frame (311) extends to the outside of the sedimentation tank (1). A T-shaped frame (312) is fixedly connected to the other end of the inlet frame (311). A connecting frame (313) is fixedly connected to the lower end of the T-shaped frame (312). A plurality of square holes (314) are opened at the upper end of the connecting frame (313). The plurality of square holes (314) are arranged in an array.

3. The adsorption and sedimentation device for petrochemical wastewater according to claim 1, characterized in that: The settling assembly (32) includes two bottom frames (321) fixedly connected to the bottom wall of the sedimentation tank (1). Multiple arc-shaped guide plates (323) are fixedly connected to the upper end of the bottom frame (321) near the inner wall of the sedimentation tank (1). A partition plate (324) is fixedly connected between adjacent arc-shaped guide plates (323). Side frames (325) are fixedly connected to both sides of the partition plate (324).

4. The adsorption and sedimentation device for petrochemical wastewater according to claim 2, characterized in that: The inner wall of the guide frame (311) is fixedly connected with a plurality of comb plates (315), which are distributed in a straight line along the inner wall of the guide frame (311).

5. The adsorption and sedimentation device for petrochemical wastewater according to claim 4, characterized in that: The inner wall of the square hole (314) is fixedly connected to a plurality of vertical plates (316), which are arranged in a cross shape.

6. The adsorption and sedimentation device for petrochemical wastewater according to claim 3, characterized in that: A groove is formed between the two bottom frames (321) and the inner wall of the sedimentation tank body (1). An auger plate (327) is rotatably connected to the inner wall of the groove, and a rotating shaft (326) is fixedly connected to the inner edge of the auger plate (327).

7. The adsorption and sedimentation device for petrochemical wastewater according to claim 6, characterized in that: The upper end of the bottom frame (321) is inclined, and the upper end of the bottom frame (321) is provided with multiple through holes (322).

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