CN220449891U - Coking emptying tower oil-containing wastewater treatment device - Google Patents

Abstract

The application discloses coking empty tower oily wastewater treatment device includes: a filter mechanism for filtering the liquid; a mixing mechanism for mixing the precipitated medicament and the liquid, the mixing mechanism being in communication with the filtering mechanism and for receiving the treatment output by the filtering mechanism; the sedimentation mechanism is connected with the mixing mechanism and is used for receiving the processed objects output by the mixing mechanism; and the drying mechanism is connected with the sedimentation mechanism and is used for receiving sediment output by the sedimentation mechanism. The wastewater treatment device can carry out refinement treatment on wastewater, and carries out drying treatment on the precipitate so as to facilitate subsequent reuse and innocent treatment.

Description

Coking emptying tower oil-containing wastewater treatment device

Technical Field

The application relates to the technical field of wastewater treatment, in particular to an oil-containing wastewater treatment device of a coking emptying tower.

Background

In order to ensure the safe implementation of the reprocessing dirty oil and the stable production of coking, part of the produced light tar needs to enter a coking emptying tower for reprocessing, and before the reprocessing, oily wastewater needs to be treated. The oil-containing wastewater of the coking emptying tower mainly refers to blowing condensate water and small water-supply coke cooling water, is rich in various extremely volatile malodorous gases, is one of the most difficult coking oil-containing wastewater of a refinery, and is generally precipitated by adding a medicament into the wastewater when being treated by the existing oil-containing wastewater treatment device, so that the wastewater is further treated, and the wastewater can only be roughly treated, but cannot be treated in a refined manner.

Therefore, a coking emptying tower oily wastewater treatment device capable of carrying out fine treatment on wastewater needs to be designed.

Disclosure of Invention

The utility model provides an aim at overcomes prior art's not enough, provides a coking emptying tower oiliness effluent treatment plant, and it can carry out the refinement to waste water to carry out the stoving processing with the precipitate, so that follow-up reuse and innocent treatment.

The technical scheme of this application provides a coking emptying tower oil-containing effluent treatment plant, includes:

a filter mechanism for filtering the liquid;

a mixing mechanism for mixing the precipitated medicament and the liquid, the mixing mechanism being in communication with the filtering mechanism and for receiving the treatment output by the filtering mechanism;

the sedimentation mechanism is connected with the mixing mechanism and is used for receiving the processed objects output by the mixing mechanism;

and the drying mechanism is connected with the sedimentation mechanism and is used for receiving sediment output by the sedimentation mechanism.

Optionally, the filter mechanism includes the rose box, at least two-layer filter assembly has been set gradually from top to bottom in the rose box, the top of rose box is equipped with first input port, first input port sets up being in the upper strata filter assembly's top, the bottom of rose box is equipped with first delivery outlet, first delivery outlet sets up being in the lower floor filter assembly's below, first delivery outlet with mixing mechanism's input intercommunication.

Optionally, the filter component is funnel-shaped with the diameter reduced from top to bottom, and the maximum diameter end of the filter component is attached to the inner wall of the filter box.

Optionally, the filter assembly is provided with a filter hole, and the diameter of the filter hole in the upper layer of the filter assembly is larger than that of the filter hole in the lower layer of the filter assembly.

Optionally, the mixing mechanism includes mixing box and stirring subassembly, stirring subassembly movably sets up in the mixing box, be equipped with second input port, second delivery outlet and the feed inlet that is used for the input to deposit the medicament on the mixing box, the second input port with filtering mechanism's output intercommunication, the second delivery outlet with deposit mechanism's input intercommunication.

Optionally, the stirring subassembly includes stirring rod, stirring vane and drive arrangement, the stirring rod rotationally connects in the mixing box, at least two sets of stirring vane is fixedly connected on the stirring rod and the interval arrangement, drive arrangement sets up the mixing box outside and with the stirring rod is connected, a plurality of circulation holes have been arranged at the interval on the stirring vane.

Optionally, the precipitation mechanism includes the precipitation tank, the bottom of precipitation tank is equipped with the cover that gathers materials, the cover that gathers materials reduces from last to lower diameter, be equipped with third input port, third delivery outlet and leakage fluid dram on the precipitation tank, the third delivery outlet sets up the top of cover that gathers materials, the third delivery outlet intercommunication the bottom of cover that gathers materials, the third input port with mixing mechanism's output intercommunication, the third delivery outlet with drying mechanism's input intercommunication, the leakage fluid dram sets up the third input port with between the cover that gathers materials.

Optionally, the drying mechanism includes heating element, stoving case and rotary drive device, rotary drive device with the stoving case is connected and is used for the drive the stoving case is rotatory, heating element sets up the rotatory circumference side of stoving case, be equipped with on the stoving case and be used for the exit, exit department is provided with the chamber door.

Optionally, the drying mechanism further comprises a support frame, the drying box is rotatably connected to the support frame, the rotary driving device is arranged on the support frame and connected with the drying box, and the heating assembly is arranged below the drying box.

Optionally, the filtering mechanism, the mixing mechanism and the precipitation mechanism are all provided with transparent observation windows for observing the inside, and the transparent observation windows are made of double-layer toughened glass.

After the technical scheme is adopted, the method has the following beneficial effects:

this application can filter oily waste water earlier through filtering mechanism to make can filter solid impurity and rubbish in the waste water, then carry out intensive mixing with waste water after filtering and precipitation medicament through mixing mechanism, the rethread precipitation mechanism carries out static precipitation to the waste water that has mixed precipitation medicament, in order to realize solid-liquid separation, finally carry out dehydration drying process in drying mechanism through the mud after will depositing, so that follow-up carry out innocent treatment to mud, make it can reuse, reach environmental protection's purpose.

Drawings

The disclosure of the present application will become more readily understood with reference to the accompanying drawings. It should be understood that: the drawings are for illustrative purposes only and are not intended to limit the scope of the present application. In the figure:

FIG. 1 is a schematic view of the overall structure of an oily wastewater treatment device of a coking and emptying tower in one embodiment of the present utility model;

FIG. 2 is a schematic illustration of a filtration mechanism in one embodiment of the utility model;

FIG. 3 is a schematic view of a mixing mechanism in one embodiment of the utility model;

FIG. 4 is a schematic view of a sedimentation mechanism in one embodiment of the present utility model;

fig. 5 is a schematic view of a drying mechanism in one embodiment of the present utility model.

Reference numeral control table:

filter mechanism 10: filter box 101, filter assembly 102, first input port 1011, first output port 1012;

mixing mechanism 20: mixing box 201, second input 2011, second output 2012, feed inlet 2013, stirring assembly 202, stirring rod 2021, stirring blade 2022, drive 2023, flow orifice 2024;

sedimentation mechanism 30: a settling tank 301, a third input port 3011, a third output port 3012, a liquid drain port 3013 and a material collecting cover 302;

drying mechanism 40: heating component 401, stoving case 402, chamber door 4021, rotary drive 403, support frame 404.

Detailed Description

Specific embodiments of the present application are further described below with reference to the accompanying drawings.

It is easy to understand that, according to the technical solution of the present application, those skilled in the art may replace various structural manners and implementation manners without changing the true spirit of the present application. Accordingly, the following detailed description and drawings are merely illustrative of the present application and are not intended to be exhaustive or to be limiting of the application.

Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible to be mentioned in the present specification are defined with respect to the configurations shown in the drawings, which are relative concepts, and thus may be changed according to different positions and different use states thereof. These and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two components. The above-described specific meanings belonging to the present application are understood as appropriate by those of ordinary skill in the art.

In one embodiment of the utility model, disclosed is a coking and blow-down tower oily wastewater treatment device, as shown in FIG. 1, comprising:

a filter mechanism 10 for filtering a liquid;

a mixing mechanism 20 for mixing the precipitated medicament and the liquid, the mixing mechanism 20 being in communication with the filtering mechanism 10 and for receiving the treatment product output by the filtering mechanism 10;

a sedimentation mechanism 30, the sedimentation mechanism 30 being connected to the mixing mechanism 20 and being configured to receive the treatment product output from the mixing mechanism 20;

and a drying mechanism 40, wherein the drying mechanism 40 is connected with the sedimentation mechanism 30 and is used for receiving sediment output by the sedimentation mechanism 30.

Further, the filtering mechanism 10, the mixing mechanism 20, the sedimentation mechanism 30 and the drying mechanism 40 are sequentially arranged, wherein an output end of the filtering mechanism 10 is connected with an input end of the mixing mechanism 20, so that filtrate filtered by the filtering mechanism 10 can be input into the mixing mechanism 20, an output end of the mixing mechanism 20 is connected with an input end of the sedimentation mechanism 30, so that mixed liquid in the mixing mechanism 20 is input into the sedimentation mechanism 30, and a sediment output end of the sedimentation mechanism 30 is connected with the drying mechanism 40, so that sediment in the sedimentation mechanism 30 is output into the drying mechanism 40 for drying.

Wherein, in this application, untreated oily waste water is input to filtering mechanism 10 in and is filtered, thereby make can filter solid impurity and rubbish in the waste water, then carry out intensive mixing with waste water after filtering and precipitation medicament through mixing mechanism 20, the rethread precipitation mechanism 30 carries out static precipitation to the waste water that has mixed precipitation medicament, in order to realize solid-liquid separation, finally carry out dehydration stoving processing through carrying the mud after the sediment in drying mechanism 40, so that follow-up harmless treatment is carried out to the mud, make it can reuse, reach the purpose of environmental protection.

In some embodiments of the present utility model, as shown in fig. 2, the filtering mechanism 10 includes a filtering box 101, at least two layers of filtering components 102 are sequentially disposed in the filtering box 101 from top to bottom, a first input port 1011 is disposed at the top of the filtering box 101, the first input port 1011 is disposed above the filtering component 102 disposed at the uppermost layer, a first output port 1012 is disposed at the bottom of the filtering box 101, the first output port 1012 is disposed below the filtering component 102 disposed at the lowermost layer, and the first output port 1012 is in communication with the input end of the mixing mechanism 20.

Further, the top of the filter tank 101 is opened and forms a first input port 1011, and untreated oily wastewater can be conveniently input into the filter tank 101 through the first input port 1011. Wherein, a plurality of filter components 102 are sequentially arranged in the filter box 101 from top to bottom so as to achieve the effect of multiple times of filtration, and further remove solid impurities and garbage in the oily wastewater better.

Further, a first outlet 1012 is provided in the bottom side wall of the filter box 101, and the first outlet 1012 is located below the filter assembly 102 at the lowest layer, so that the filtrate obtained by multiple times of filtration can be output to the mixing mechanism 20 through the first outlet 1012 for the next process.

A pump body is provided between the first output port 1012 and the mixing mechanism 20, and the filtrate in the filter tank 101 can be pumped into the mixing mechanism 20 by the pump body.

Optionally, a valve is provided at the first output port 1012, and the opening and closing of the first output port 1012 can be controlled by the valve.

In some embodiments of the present utility model, as shown in fig. 2, the filter assembly 102 is funnel-shaped with decreasing diameter from top to bottom, and the maximum diameter end of the filter assembly 102 is fitted to the inner wall of the filter box 101.

Further, the three filter assemblies 102 are arranged at intervals in sequence from top to bottom, wherein the filter assemblies 102 are funnel-shaped with diameters decreasing from top to bottom, and by designing the filter mechanism 10 to be funnel-shaped, the contact area between the liquid and the filter assemblies 102 can be increased, so that the filter efficiency is improved, and the filter assemblies 102 are not easy to block. In addition, since the maximum diameter end of the filter assembly 102 is fitted to the inner wall of the filter box 101, liquid does not leak downward from between the filter assembly 102 and the inner wall of the filter box 101 to ensure a filtering effect.

Furthermore, the filter assembly 102 is detachably connected to the inner wall of the filter box 101, and through the design of detachable connection, after too many solid impurities are accumulated on the filter assembly 102, a user can detach the filter assembly 102 for cleaning, so as to avoid affecting the filtration. Wherein, can realize dismantling the connection through buckle structure connection between the maximum diameter end of filter module 102 and the inner wall of rose box 101, only need upwards mention filter module 102 when dismantling filter module 102 for buckle structure separation pine takes off can.

In some embodiments of the present utility model, filter openings are provided in the filter assembly 102, with the diameter of the filter openings in the upper filter assembly 102 being greater than the diameter of the filter openings in the lower filter assembly 102.

Further, a plurality of filter holes are arranged at intervals in the filter assembly 102, wherein the filter holes in the filter assembly 102 at the largest layer have the largest diameter, and are used for filtering larger impurities, the filter holes in the filter assembly 102 which are sequentially downwards are reduced relative to the filter holes in the filter assembly 102 at the upper layer, so that impurities with different sizes can be sequentially filtered, and the filter assembly 102 with the filter holes with different diameters is arranged, so that the oil-containing waste liquid can be filtered for multiple times, the impurities in the waste liquid can be removed as much as possible, and meanwhile, the filter holes in the single-layer filter assembly 102 can be prevented from being blocked, so that the filtering efficiency can be improved.

In some embodiments of the present utility model, as shown in fig. 3, the mixing mechanism 20 includes a mixing tank 201 and a stirring assembly 202, the stirring assembly 202 is movably disposed in the mixing tank 201, a second input 2011, a second output 2012, and a feed port 2013 for inputting precipitation agents are disposed on the mixing tank 201, the second input 2011 is in communication with an output of the filtering mechanism 10, and the second output 2012 is in communication with an input of the precipitation mechanism 30.

Further, a second input 2011 is provided at an upper portion of the mixing tank 201, and a second output 2012 is provided at a lower portion of the mixing tank 201, wherein the second output 2012 is provided with a valve for controlling the closing and opening of the second output 2012. In addition, the feed port 2013 is provided at the upper portion of the mixing tank 201, and by providing the second input port 2011 and the feed port 2013 at the upper portion of the mixing tank 201, the input liquid and the precipitated medicine can be allowed to fall down to the bottom of the mixing tank 201 by gravity, thereby improving the mixing effect, and by the stirring unit 202 moving inside the mixing tank 201, the mixed liquid in the mixing tank 201 can be further sufficiently mixed. In addition, the sediment generated by the mixed liquid can fall to the bottom of the mixing tank 201 by gravity and be discharged from the second outlet 2012, without clogging the second inlet 2011 and the inlet 2013.

In some embodiments of the present utility model, as shown in fig. 3, the stirring assembly 202 includes a stirring rod 2021, stirring blades 2022, and a driving device 2023, the stirring rod 2021 is rotatably connected in the mixing box 201, at least two sets of stirring blades 2022 are fixedly connected to the stirring rod 2021 and are spaced apart, and the driving device 2023 is disposed outside the mixing box 201 and connected to the stirring rod 2021, and a plurality of flow holes 2024 are spaced apart on the stirring blades 2022.

Further, the stirring rod 2021 is arranged along the longitudinal direction of the mixing tank 201, one end of the stirring rod 2021 extends to the bottom of the mixing tank 201, and the other end extends to the outside of the top of the mixing tank 201 and is connected to the driving device 2023 fixed to the outside of the top of the mixing tank 201. The stirring blade 2022 has a rectangular shape, and the stirring blade 2022 is arranged along an axial direction of the stirring rod 2021, wherein a plurality of flow holes 2024 are arranged at intervals on the stirring blade 2022. During stirring, the stirring rod 2021 is driven to rotate by the driving device 2023, and the stirring rod 2021 drives the stirring blade 2022 to rotate so as to play a role in stirring the liquid in the mixing box 201, so that the filtrate and the precipitating medicament can be fully mixed, in addition, the flowing holes 2024 on the stirring blade 2022 can enable the liquid to pass through the flowing holes 2024 during stirring, so that the disturbance effect can be further improved, and the mixing effect is better.

Wherein a pump body is arranged between the second outlet 2012 and the sedimentation mechanism 30, through which pump body the mixed liquid can be pumped into the sedimentation tank 301 for stationary sedimentation.

In some embodiments of the present utility model, as shown in fig. 4, the sedimentation mechanism 30 includes a sedimentation tank 301, the bottom of the sedimentation tank 301 is provided with an aggregate cover 302, the aggregate cover 302 decreases in diameter from top to bottom, the sedimentation tank 301 is provided with a third input port 3011, a third output port 3012, and a liquid drain port 3013, the third output port 3012 is disposed above the aggregate cover 302, the third output port 3012 is communicated with the bottom of the aggregate cover 302, the third input port 3011 is communicated with the output end of the mixing mechanism 20, the third output port 3012 is communicated with the input end of the drying mechanism 40, and the liquid drain port 3013 is disposed between the third input port 3011 and the aggregate cover 302.

Further, a drain 3013 is disposed above the aggregate cover 302 and below the third input 3011, and the third output 3012 may be provided with a valve for controlling opening and closing of the third output 3012. Wherein, the mixed liquid after adding the medicament can be static precipitated in the precipitation tank 301, wherein the formed precipitate can be accumulated in the aggregate cover 302, the separated liquid is located above the precipitate, the precipitate can be pumped out to the drying mechanism 40 through the third output port 3012, and the separated liquid can be pumped out through the liquid outlet 3013, so as to realize solid-liquid separation, thereby being capable of respectively reprocessing and utilizing.

In some embodiments of the present utility model, as shown in fig. 5, the drying mechanism 40 includes a heating assembly 401, a drying box 402, and a rotation driving device 403, where the rotation driving device 403 is connected to the drying box 402 and is used for driving the drying box 402 to rotate, the heating assembly 401 is disposed on a rotating circumferential side of the drying box 402, an inlet and an outlet are provided on the drying box 402, and a box door 4021 is provided at the inlet and the outlet.

Further, the heating component 401 may be an open fire heating device or an electric heating device, the precipitate obtained after precipitation is input into the drying box 402, and the drying box 402 is heated by the heating component 401, so that the precipitate in the drying box 402 can be dried, thereby facilitating subsequent further processing and recycling. In addition, the drying box 402 can be driven to rotate through the rotary driving device 403, so that the sediment inside the drying box 402 can be heated more uniformly, the drying efficiency is improved, and the drying effect is better.

Wherein, can close and open stoving case 402 through the chamber door 4021 on the stoving case 402, when carrying out the stoving operation, close chamber door 4021 to make stoving case 402 seal, avoid the precipitate to deviate from. The box door 4021 can be opened when taking out or putting in the sediment.

In some embodiments of the present utility model, as shown in fig. 5, the drying mechanism 40 further includes a support frame 404, the drying box 402 is rotatably connected to the support frame 404, the rotation driving device 403 is disposed on the support frame 404 and connected to the drying box 402, and the heating assembly 401 is disposed under the drying box 402.

Optionally, the heating assembly 401 may further cover the outer circumference of the drying box 402, so as to further improve the drying effect and drying efficiency.

In some embodiments of the present utility model, the filter mechanism 10, the mixing mechanism 20, and the sedimentation mechanism 30 are each provided with a transparent viewing window for viewing the inside, and the transparent viewing window is made of double-layer tempered glass.

Wherein, the transparent observation window can be convenient for the user to observe the internal condition, adjust and carry out next operation.

What has been described above is merely illustrative of the principles and preferred embodiments of the present application. It should be noted that several other variants are possible to those skilled in the art on the basis of the principles of the present application and should also be considered as the protection scope of the present application.

Claims (10)

1. An oily wastewater treatment device for a coking and emptying tower, which is characterized by comprising:

a filter mechanism (10) for filtering a liquid;

a mixing mechanism (20) for mixing a precipitated medicament and a liquid, the mixing mechanism (20) being in communication with the filtering mechanism (10) and for receiving a treatment substance output by the filtering mechanism (10);

a sedimentation mechanism (30), the sedimentation mechanism (30) being connected to the mixing mechanism (20) and being configured to receive the treatment product output by the mixing mechanism (20);

and the drying mechanism (40) is connected with the sedimentation mechanism (30) and is used for receiving sediment output by the sedimentation mechanism (30).

2. The coking and emptying tower oil-containing wastewater treatment device according to claim 1, wherein the filtering mechanism (10) comprises a filtering box (101), at least two layers of filtering components (102) are sequentially arranged in the filtering box (101) from top to bottom, a first input port (1011) is arranged at the top of the filtering box (101), the first input port (1011) is arranged above the filtering component (102) at the uppermost layer, a first output port (1012) is arranged at the bottom of the filtering box (101), the first output port (1012) is arranged below the filtering component (102) at the lowermost layer, and the first output port (1012) is communicated with the input end of the mixing mechanism (20).

3. The coking and emptying tower oily wastewater treatment device according to claim 2, characterized in that the filter assembly (102) is funnel-shaped with the diameter decreasing from top to bottom, and the maximum diameter end of the filter assembly (102) is attached to the inner wall of the filter box (101).

4. The oil-containing wastewater treatment device of a coking and emptying tower according to claim 2, wherein the filter assembly (102) is provided with filter holes, and the diameter of the filter holes in the upper layer of the filter assembly (102) is larger than that of the filter holes in the lower layer of the filter assembly (102).

5. The coking and emptying tower oily wastewater treatment device according to claim 1, characterized in that the mixing mechanism (20) comprises a mixing box (201) and a stirring assembly (202), the stirring assembly (202) is movably arranged in the mixing box (201), a second input port (2011), a second output port (2012) and a feed port (2013) for inputting precipitation medicament are arranged on the mixing box (201), the second input port (2011) is communicated with the output end of the filtering mechanism (10), and the second output port (2012) is communicated with the input end of the precipitation mechanism (30).

6. The oil-containing wastewater treatment device of a coking and emptying tower according to claim 5, characterized in that the stirring assembly (202) comprises a stirring rod (2021), stirring blades (2022) and a driving device (2023), the stirring rod (2021) is rotatably connected in the mixing box (201), at least two groups of the stirring blades (2022) are fixedly connected on the stirring rod (2021) and are arranged at intervals, and the driving device (2023) is arranged outside the mixing box (201) and is connected with the stirring rod (2021), and a plurality of flow holes (2024) are arranged on the stirring blades (2022) at intervals.

7. The oil-containing wastewater treatment device of a coking and emptying tower according to claim 1, wherein the sedimentation mechanism (30) comprises a sedimentation tank (301), an aggregate cover (302) is arranged at the bottom of the sedimentation tank (301), the diameter of the aggregate cover (302) is reduced from top to bottom, a third input port (3011), a third output port (3012) and a liquid drain port (3013) are arranged on the sedimentation tank (301), the third output port (3012) is arranged above the aggregate cover (302), the third output port (3012) is communicated with the bottom of the aggregate cover (302), the third input port (3011) is communicated with the output end of the mixing mechanism (20), the third output port (3012) is communicated with the input end of the drying mechanism (40), and the liquid drain port (3013) is arranged between the third input port (3011) and the aggregate cover (302).

8. The coking and emptying tower oily wastewater treatment device according to claim 1, wherein the drying mechanism (40) comprises a heating component (401), a drying box (402) and a rotary driving device (403), the rotary driving device (403) is connected with the drying box (402) and is used for driving the drying box (402) to rotate, the heating component (401) is arranged on the rotating circumferential side surface of the drying box (402), an inlet and an outlet are arranged on the drying box (402), and a box door (4021) is arranged at the inlet and the outlet.

9. The oil-containing wastewater treatment device of a coking and emptying tower according to claim 8, wherein the drying mechanism (40) further comprises a supporting frame (404), the drying box (402) is rotatably connected to the supporting frame (404), the rotary driving device (403) is arranged on the supporting frame (404) and is connected to the drying box (402), and the heating assembly (401) is arranged below the drying box (402).

10. The oil-containing wastewater treatment device of a coking and emptying tower according to any one of claims 1 to 9, wherein transparent observation windows for observing the inside are arranged on the filtering mechanism (10), the mixing mechanism (20) and the sedimentation mechanism (30), and the transparent observation windows are made of double-layer toughened glass.