Coking wastewater advanced treatment equipment

Abstract

The utility model provides deep treatment equipment for coking wastewater, which relates to the technical field of coking wastewater treatment, and comprises a filter cartridge, a purification cartridge and a sterilization cartridge, the filter cartridge is arranged at the upper end of the purification cartridge, the sterilization cartridge is arranged at the lower end of the purification cartridge, a support seat is arranged at the upper part of the filter cartridge, an inner fixing sleeve is sleeved in the support seat, and an outer fixing sleeve is arranged in the inner fixing sleeve. A mixing chamber is arranged at the upper part in the purification cylinder, an aeration chamber is arranged at the middle part in the purification cylinder, a purification chamber is arranged at the lower part in the purification cylinder, upper through holes are formed in the left and right parts of the upper end surface of the purification cylinder, lower through holes are formed in the left and right parts of the lower end surface of the purification cylinder, and a flat ceramic ultrafiltration membrane is arranged at the inner bottom of the purification cylinder; and a net bag is arranged at the lower part of the inner fixing sleeve. According to the coking wastewater treatment device, coking wastewater can be conveniently and rapidly filtered, coagulates are floated, organic matters are decomposed and metabolized through aeration, the water quality is improved through purification, then ultraviolet sterilization and disinfection are carried out, and advanced treatment of the coking wastewater is more efficient and practical.

Description

Technical Field

[0001] This utility model relates to the field of coking wastewater treatment technology, specifically to a deep treatment device for coking wastewater. Background Technology

[0002] Currently, existing deep treatment equipment for coking wastewater still has some shortcomings. For example, when the mesh centrifuge drum rotates during use, the friction between it and the upper baffle is relatively large, which increases the probability of damage to internal components and shortens the service life of the treatment device.

[0003] The specification of a coking wastewater deep treatment device (publication number CN111530153A) mentions that "a drive shaft is provided at the middle of the bottom of the mesh centrifuge, a driven gear is provided at the lower end of the drive shaft, a drive gear is provided to the left of the driven gear, a motor shaft is provided to the left of the drive gear, a second solenoid valve is provided at the bottom of the lower baffle, a stirring rod is provided to the left of the stirring motor, a liquid guide pipe is provided at the middle of the upper and lower baffles, and a limit hole and a filter screen are provided on the mesh centrifuge." However, the deep treatment of coking wastewater in the prior art is not conducive to accelerating the floating of condensate in the water, and the wastewater purification treatment is insufficient, affecting the improvement of water quality, and is not safe, efficient and practical. Utility Model Content

[0004] To overcome the shortcomings of existing technologies, a deep treatment device for coking wastewater is provided to solve the problems of existing technologies, such as difficulty in accelerating the flocculation of coke in water, insufficient wastewater purification, and inadequate water quality improvement, as well as the lack of safety, efficiency, and practicality.

[0005] To achieve the above objectives, a deep treatment device for coking wastewater is provided, comprising a filter cylinder, a purification cylinder, and a sterilization cylinder. The upper end of the purification cylinder is provided with a filter cylinder, and the lower end of the purification cylinder is provided with a sterilization cylinder. The upper part of the filter cylinder is provided with a support base, and an inner fixing sleeve is fitted inside the support base. The upper part of the purification cylinder is provided with a mixing chamber, the middle part of the purification cylinder is provided with an aeration chamber, and the lower part of the purification cylinder is provided with a purification chamber. The upper end face of the purification cylinder is provided with upper openings on both the left and right sides, and the lower end face of the purification cylinder is provided with lower openings on both the left and right sides. A flat ceramic ultrafiltration membrane is provided at the bottom of the purification cylinder.

[0006] Furthermore, the lower part of the inner fixing sleeve is provided with a mesh pocket, and the upper end of the inner fixing sleeve is provided with an edge plate, and the inner fixing sleeve and the support base are detachably connected.

[0007] Furthermore, a motor is installed at the top of the mixing chamber, a rotating shaft is installed at the lower end of the motor, and stirring paddles are provided on both the left and right sides of the lower part of the rotating shaft. A first discharge port is provided on the right side of the bottom of the mixing chamber, and a first discharge port is provided on the lower part of the front side of the mixing chamber.

[0008] Furthermore, a coagulant dosing pipe is provided in the upper left part of the purification cylinder, and a coagulant aid dosing pipe is provided in the upper right part of the purification cylinder, and the lower ends of both the coagulant dosing pipe and the coagulant aid dosing pipe lead to the mixing chamber.

[0009] Furthermore, an aeration pipe is provided on the inner bottom surface of the aeration chamber, an air nozzle is provided on the upper side of the aeration pipe, and one end of the aeration pipe is connected to the aerator. A second discharge port is provided on the right side of the inner bottom of the aeration chamber, and a second discharge port is provided on the lower part of the front side of the aeration chamber.

[0010] Furthermore, a purification filter layer is provided in the lower part of the purification chamber, and a third discharge port is provided on the upper part of the front side of the purification chamber.

[0011] Furthermore, an inner mounting frame is provided on both the left and right side walls of the sterilization cylinder, and an ultraviolet sterilization lamp is installed between the inner mounting frames on both sides. An output port is provided on the lower part of the front side of the sterilization cylinder.

[0012] The beneficial effects of this utility model are as follows:

[0013] 1. The inner fixing sleeve and net bag of this utility model facilitate the filtration of coking wastewater entering the filter cylinder, and the filtered residue is easy to remove. Moreover, the net bag is easy to put on and easy to take off, making cleaning, maintenance and replacement more convenient and time-saving.

[0014] 2. In this invention, coagulant and coagulant aid are introduced into the mixing chamber through a coagulant dosing pipe and a coagulant aid dosing pipe, respectively. The motor rotates the shaft, which drives the agitator to quickly stir the water in the mixing chamber. This helps to accelerate the mixing of the coagulant and coagulant aid with the wastewater and helps the filtered wastewater to coagulate. The lower layer of liquid can be discharged through the first discharge pipe, and the remaining coagulant can be discharged from the first discharge pipe.

[0015] 3. This utility model facilitates the aeration treatment of water released into the aeration chamber, which can promote the decomposition and metabolism of organic matter, accelerate degradation, remove harmful gases, and improve water quality. The purification chamber and flat ceramic ultrafiltration membrane are designed to purify the aerated water, which helps to improve the deep treatment effect of wastewater and enhance the improvement of water quality.

[0016] 4. The ultraviolet germicidal lamp inside the sterilization cylinder of this utility model helps to sterilize and disinfect the purified water with ultraviolet light, making it cleaner and more hygienic. Attached Figure Description

[0017] Figure 1 This is a front view schematic diagram of an embodiment of the present utility model;

[0018] Figure 2 This is a cross-sectional schematic diagram of an embodiment of the present utility model;

[0019] Figure 3 This is a top view schematic diagram of an embodiment of the present utility model;

[0020] Figure 4 This is a schematic diagram of the net structure according to an embodiment of the present utility model.

[0021] In the diagram: 1. Filter cartridge; 10. Support base; 11. Inner fixing sleeve; 12. Edge plate; 13. Mesh bag; 2. Purification cartridge; 20. Top opening; 21. Mixing chamber; 210. Motor; 211. Rotating shaft; 212. Agitator; 213. First discharge port; 214. First discharge port; 22. Aeration chamber; 220. Aerator; 221. Aeration pipe; 222. Air nozzle; 223. Second discharge port; 224. Second discharge port; 23. Purification chamber; 230. Purification filter layer; 231. Third discharge port; 232. Third discharge port; 24. Flat ceramic ultrafiltration membrane; 25. Bottom opening; 26. Coagulant dosing pipe; 27. Coagulant aid dosing pipe; 3. Sterilization cartridge; 30. Inner mounting frame; 31. Ultraviolet germicidal lamp; 32. Output port. Detailed Implementation

[0022] To make the technical problems, technical solutions, and beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. The specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model. Specific details, such as particular system structures and technologies, are provided to facilitate a more thorough understanding of the embodiments of the present utility model. The described embodiments are some, but not all, of the embodiments disclosed herein. However, those skilled in the art should understand that the present utility model can also be implemented in other embodiments without these specific details. All other embodiments obtained by those skilled in the art based on the embodiments of this disclosure without inventive effort are within the scope of protection of this disclosure.

[0023] The specific embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0024] Figure 1 This is a front view schematic diagram of an embodiment of the present utility model. Figure 2 This is a cross-sectional schematic diagram of an embodiment of the present utility model. Figure 3 This is a top view schematic diagram of an embodiment of the present utility model and Figure 4 This is a schematic diagram of the net structure according to an embodiment of the present utility model.

[0025] Reference Figures 1 to 4 As shown, this utility model provides a deep treatment device for coking wastewater, including a filter cylinder 1, a purification cylinder 2, and a sterilization cylinder 3. The upper end of the purification cylinder 2 is provided with the filter cylinder 1, and the lower end of the purification cylinder 2 is provided with the sterilization cylinder 3. The upper part of the filter cylinder 1 is provided with a support base 10, and an inner fixing sleeve 11 is fitted inside the support base 10. The upper part of the purification cylinder 2 is provided with a mixing chamber 21, the middle part of the purification cylinder 2 is provided with an aeration chamber 22, and the lower part of the purification cylinder 2 is provided with a purification chamber 23. The upper end face of the purification cylinder 2 is provided with upper openings 20 on both the left and right sides, and the lower end face of the purification cylinder 2 is provided with lower openings 25 on both the left and right sides. The inner bottom of the purification cylinder 2 is provided with a flat ceramic ultrafiltration membrane 24.

[0026] In this embodiment, a net bag 13 is provided at the lower part of the inner fixing sleeve 11, and an edge plate 12 is provided at the upper end of the inner fixing sleeve 11. The inner fixing sleeve 11 and the support base 10 are detachably connected.

[0027] As a preferred embodiment, the inner fixing sleeve 11 and the net bag 13 of this utility model facilitate the filtration of coking wastewater entering the filter cylinder 1, the filtered residue is easy to remove, and the net bag 13 is easy to put on and easy to take off, making cleaning, maintenance and replacement more convenient and time-saving.

[0028] In this embodiment, a motor 210 is installed at the top of the mixing chamber 21, a rotating shaft 211 is installed at the lower end of the motor 210, and stirring paddles 212 are provided on both the lower left and right sides of the rotating shaft 211. A first discharge port 213 is provided on the bottom right side of the mixing chamber 21, and a first discharge port 214 is provided on the lower front side of the mixing chamber 21. A coagulant dosing pipe 26 is provided on the upper left side of the purification cylinder 2, and a coagulant aid dosing pipe 27 is provided on the upper right side of the purification cylinder 2. The lower ports of the coagulant dosing pipe 26 and the coagulant aid dosing pipe 27 both lead into the mixing chamber 21.

[0029] In a preferred embodiment, the present invention introduces coagulant and coagulant aid into the mixing chamber 21 through coagulant dosing pipe 26 and coagulant aid dosing pipe 27, respectively. The motor 210 rotates the shaft 211, driving the agitator 212 to quickly stir the water in the mixing chamber 21, which helps to accelerate the mixing of coagulant and coagulant aid with wastewater and helps the filtered wastewater to coagulate coagulants. The lower layer of liquid can be discharged through the first discharge port 213, and the remaining coagulants can be discharged from the first discharge port 214.

[0030] In this embodiment, an aeration pipe 221 is provided on the inner bottom surface of the aeration chamber 22, an air nozzle 222 is provided on the upper side of the aeration pipe 221, and one end of the aeration pipe 221 is connected to the aerator 220. A second discharge port 223 is provided on the right side of the inner bottom of the aeration chamber 22, and a second discharge port 224 is provided on the lower part of the front side of the aeration chamber 22. A purification filter layer 230 is provided in the lower part of the purification chamber 23, and a filter 231 is provided on the right side of the inner bottom of the purification chamber 23. A third discharge port 232 is provided on the upper part of the front side of the purification chamber 23.

[0031] As a preferred embodiment, this utility model facilitates the aeration treatment of the water body that is released into the aeration chamber 22, which can promote the decomposition and metabolism of organic matter, accelerate degradation, remove harmful gases, and improve water quality. The purification chamber 23 and the flat ceramic ultrafiltration membrane 24 are set up to purify the water body after aeration, which helps to improve the deep treatment effect of wastewater and enhance the improvement of water quality.

[0032] In this embodiment, an inner mounting bracket 30 is provided on both the left and right side walls of the sterilization cylinder 3, and an ultraviolet sterilization lamp 31 is installed between the inner mounting brackets 30 on both sides. An output port 32 is provided on the lower part of the front side of the sterilization cylinder 3.

[0033] As a preferred embodiment, the ultraviolet germicidal lamp 31 inside the sterilization cylinder 3 of this utility model helps to perform ultraviolet sterilization and disinfection treatment on the purified water, making it cleaner and more hygienic.

[0034] This invention effectively solves the problems in existing technologies for deep treatment of coking wastewater, such as difficulty in accelerating the floating of coagulants, insufficient wastewater purification, and inadequate water quality improvement, as well as the lack of safety, efficiency, and practicality. This invention facilitates rapid filtration of coking wastewater, floats out coagulants, aerates and decomposes organic matter, and purifies and improves water quality. Afterward, ultraviolet sterilization and disinfection are performed, making the deep treatment of coking wastewater more efficient and practical.

[0035] The above embodiments are used to explain and illustrate the present utility model, and not to limit the utility model. Any modifications and changes made to the present utility model within the spirit and scope of the claims should be included within the protection scope of the present utility model.

Claims

1. A deep treatment device for coking wastewater, characterized in that: The device includes a filter cartridge (1), a purification cartridge (2), and a sterilization cartridge (3). The upper end of the purification cartridge (2) is provided with the filter cartridge (1), and the lower end of the purification cartridge (2) is provided with the sterilization cartridge (3). The upper part of the filter cartridge (1) is provided with a support base (10), and an inner fixing sleeve (11) is fitted inside the support base (10). The upper part of the purification cartridge (2) is provided with a mixing chamber (21), the middle part of the purification cartridge (2) is provided with an aeration chamber (22), and the lower part of the purification cartridge (2) is provided with a purification chamber (23). The upper end face of the purification cartridge (2) is provided with upper openings (20) on both the left and right sides, and the lower end face of the purification cartridge (2) is provided with lower openings (25) on both the left and right sides. The bottom of the purification cartridge (2) is provided with a flat ceramic ultrafiltration membrane (24).

2. The deep treatment equipment for coking wastewater according to claim 1, characterized in that, The lower part of the inner fixing sleeve (11) is provided with a net bag (13), and the upper end of the inner fixing sleeve (11) is provided with an edge plate (12). The inner fixing sleeve (11) and the support base (10) are detachably connected.

3. The deep treatment equipment for coking wastewater according to claim 1, characterized in that, A motor (210) is installed at the top of the mixing chamber (21), a rotating shaft (211) is installed at the lower end of the motor (210), and stirring paddles (212) are provided on both the left and right sides of the lower part of the rotating shaft (211). A first discharge port (213) is provided on the right side of the bottom of the mixing chamber (21), and a first discharge port (214) is provided on the lower part of the front side of the mixing chamber (21).

4. The deep treatment equipment for coking wastewater according to claim 1, characterized in that, The upper left part of the purification cylinder (2) is provided with a coagulant dosing pipe (26), and the upper right part of the purification cylinder (2) is provided with a coagulant aid dosing pipe (27). The lower ends of the coagulant dosing pipe (26) and the coagulant aid dosing pipe (27) both lead to the mixing chamber (21).

5. The deep treatment equipment for coking wastewater according to claim 1, characterized in that, An aeration pipe (221) is provided on the inner bottom surface of the aeration chamber (22), an air nozzle (222) is provided on the upper side of the aeration pipe (221), and one end of the aeration pipe (221) is connected to the aerator (220). A second discharge port (223) is provided on the right side of the inner bottom of the aeration chamber (22), and a second discharge port (224) is provided on the lower part of the front side of the aeration chamber (22).

6. The deep treatment equipment for coking wastewater according to claim 1, characterized in that, The purification chamber (23) is provided with a purification filter layer (230) in the lower part, and a (231) is provided on the right side of the bottom of the purification chamber (23), and a third discharge port (232) is provided on the upper part of the front side of the purification chamber (23).

7. The deep treatment equipment for coking wastewater according to claim 1, characterized in that, The sterilization cylinder (3) is provided with an inner mounting frame (30) on both the left and right sides, and an ultraviolet sterilization lamp (31) is installed between the inner mounting frames (30) on both sides. An output port (32) is provided on the lower part of the front side of the sterilization cylinder (3).

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