Coking wastewater advanced treatment oxidation device

Abstract

The utility model discloses a coking wastewater advanced treatment oxidation device, which comprises an oxidation box, an ozone tank and a support frame, the support frame is provided with a fixed plate, the front side wall of the fixed plate is connected with a sleeve, the oxidation box is arranged in the sleeve, the side wall of the support frame is provided with a holding ring, the ozone tank is arranged in the holding ring, and the ozone tank is arranged in the holding ring. A movable plate is connected to the supporting frame in a sliding mode, a bracket is connected to the front end of the movable plate, a rotary joint is installed at the bottom of the bracket, a rotating shaft is connected to the bottom end of the bracket in a rotating mode, the rotating shaft is of a tubular structure with an inner cavity, the rotating shaft and the rotary joint are arranged in a relatively rotating and sleeving mode, and the rotating shaft movably penetrates through the top wall of the oxidation box; and the bottom end of the rotating shaft is connected with a spray head. The utility model belongs to the technical field of coking wastewater treatment, and particularly relates to an oxidation device for advanced treatment of coking wastewater, which is capable of continuously changing the position for conveying ozone and releasing ozone in an oxidation box so as to enable wastewater and ozone to fully contact and react.

Description

Technical Field

[0001] The utility model belongs to the technical field of coking wastewater treatment, in particular to a coking wastewater deep treatment oxidation device. Background Art

[0002] Coking wastewater is a typical toxic and difficult to degrade organic wastewater, which mainly comes from the initial cooling of coke oven gas and the production water and steam condensation wastewater in the coking production process, so coking wastewater needs to be treated.

[0003] The existing oxidation of coking wastewater is carried out by introducing ozone into the wastewater to allow it to fully oxidize the substances in the wastewater. However, the general ozone introduction reaction process is through static reaction, and the reaction rate of the wastewater standing and ozone is too slow, which reduces the efficiency of deep oxidation of coking wastewater. Utility Model Content

[0004] In order to solve the above-mentioned problems, the utility model provides a coking wastewater deep treatment oxidation device which can continuously change the position of ozone delivery and release in an oxidation box, so that the wastewater and ozone can fully contact and react, and can fully stir the coking wastewater during deep oxidation to improve the oxidation rate.

[0005] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a coking wastewater deep treatment oxidation device, comprising an oxidation box, an ozone tank and a support frame, the support frame is provided with a fixed plate, the front side wall of the fixed plate is connected with a sleeve, the oxidation box is installed in the sleeve, the side wall of the support frame is provided with a holding ring, the ozone tank is installed in the holding ring, the support frame is slidably connected with a movable plate, the front end of the movable plate is connected with a bracket, the bottom of the bracket is provided with a swivel joint, the bottom end of the bracket is swivel-connected with a rotating shaft, the rotating shaft is an internal cavity tubular structure, the rotating shaft and the swivel joint are relatively rotatably sleeved, the internal cavity of the rotating shaft is connected to the swivel joint, the rotating shaft moves through the top wall of the oxidation box, and the bottom end of the rotating shaft is connected with a nozzle.

[0006] As a preferred technical solution of the utility model, the top air outlet of the ozone tank is connected to the rotary joint through a hose.

[0007] As a preferred technical solution of the utility model, a stirring motor is installed on the bracket, the output end of the stirring motor passes through the bracket and is connected to the rotating shaft, and stirring blades are arranged on both sides of the bottom of the rotating shaft.

[0008] As a preferred technical solution of the utility model, a cross bar is provided on the support frame, and the cross bar is located above the fixed plate. A driving motor is installed on the top wall of the support frame, and the output end of the driving motor penetrates the top wall of the support frame. The output end of the driving motor is connected to a threaded rod, and the bottom end of the threaded rod is rotatably provided on the cross bar. A threaded ring is threadedly sleeved on the threaded rod, and the front side of the threaded ring is fixedly connected to the movable plate.

[0009] As a preferred technical solution of the utility model, the bottom end of the oxidation box is connected to a liquid outlet pipe, and a solenoid valve is installed on the liquid outlet pipe.

[0010] As a preferred technical solution of the utility model, a liquid inlet pipe is provided at the top of the oxidation box.

[0011] As a preferred technical solution of the utility model, a ring sleeve is provided through the top of the oxidation box, and the ring sleeve is sleeved on the outside of the rotating shaft.

[0012] Compared with the prior art, the utility model adopts the above structure to achieve the following beneficial effects: by setting the nozzle at the bottom end of the rotating shaft, while the movable plate drives the bracket to move up and down, the rotating shaft drives the nozzle to move up and down in the oxidation box, constantly changing the position of spraying ozone, so that the wastewater and ozone are fully contacted and reacted, and the rotating shaft is driven by the stirring motor to rotate, and the rotating shaft drives the nozzle to spray ozone in a rotational manner. At the same time, the rotating shaft drives the stirring blades at the bottom of the rotating shaft to fully stir the wastewater during deep oxidation, thereby effectively improving the oxidation rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of a coking wastewater deep treatment oxidation device proposed by the utility model;

[0014] Figure 2 This is a schematic diagram of the overall structure of a coking wastewater deep treatment oxidation device proposed by the utility model;

[0015] Figure 3 This is a main cross-sectional view of a coking wastewater deep treatment oxidation device proposed by the utility model;

[0016] Figure 4 for Figure 2 A partial enlarged view of the middle part;

[0017] Figure 5 for Figure 3 A partial enlarged view of point B in the middle.

[0018] Among them, 1. oxidation box, 2. ozone tank, 3. support frame, 4. fixed plate, 5. sleeve, 6. holding ring, 7. movable plate, 8. bracket, 9. swivel joint, 10. rotating shaft, 11. nozzle, 12. hose, 13. stirring motor, 14. stirring blade, 15. cross bar, 16. driving motor, 17. threaded rod, 18. threaded collar, 19. liquid outlet pipe, 20. ring sleeve. DETAILED DESCRIPTION

[0019] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance. The present utility model is further described in detail below in conjunction with the accompanying drawings.

[0021] like Figure 1-5As shown, the utility model provides a coking wastewater deep treatment oxidation device, including an oxidation box 1, an ozone tank 2 and a support frame 3, a fixed plate 4 is arranged on the support frame 3, a sleeve 5 is connected to the front side wall of the fixed plate 4, the oxidation box 1 is installed in the sleeve 5, the bottom end of the oxidation box 1 is connected to a liquid outlet pipe 19, a solenoid valve is installed on the liquid outlet pipe 19, a liquid inlet pipe is connected to the top of the oxidation box 1, a holding ring 6 is arranged on the side wall of the support frame 3, the ozone tank 2 is installed in the holding ring 6, a moving plate 7 is slidably connected to the support frame 3, a bracket 8 is connected to the front end of the moving plate 7, a swivel joint 9 is installed at the bottom of the bracket 8, a rotating shaft 10 is swivel-connected to the bottom end of the bracket 8, and a ring is arranged through the top of the oxidation box 1. The sleeve 20 is sleeved on the outside of the rotating shaft 10. The rotating shaft 10 is an internal cavity tubular structure. The rotating shaft 10 and the rotary joint 9 are relatively rotatable. The internal cavity of the rotating shaft 10 is connected to the rotary joint 9. The rotating shaft 10 moves through the top wall of the oxidation box 1. The bottom end of the rotating shaft 10 is connected with a nozzle 11; the top air outlet of the ozone tank 2 is connected to the rotary joint 9 through a hose 12. The ozone tank 2 transports ozone to the nozzle 11 at the bottom end of the rotating shaft 10 through the hose 12 and the rotary joint 9. While the movable plate 7 drives the bracket 8 to move up and down, the rotating shaft 10 drives the nozzle 11 to move up and down in the oxidation box 1, constantly changing the position of spraying ozone, so that the wastewater and ozone are fully contacted and reacted.

[0022] like Figure 1 , 2 As shown in , 3 and 5, a stirring motor 13 is installed on the bracket 8, and the output end of the stirring motor 13 passes through the bracket 8 and is connected to the rotating shaft 10. Stirring blades 14 are arranged on both sides of the bottom of the rotating shaft 10. The stirring motor 13 drives the rotating shaft 10 to rotate, and the rotating shaft 10 drives the nozzle 11 to spray ozone. At the same time, the rotating shaft 10 drives the stirring blades 14 at the bottom of the rotating shaft 10 to fully stir the wastewater during deep oxidation, and cooperate with the lifting movement to achieve a more sufficient stirring reaction.

[0023] like Figure 1 , 2 As shown in , 3 and 4, a cross bar 15 is provided on the support frame 3, and the cross bar 15 is located above the fixed plate 4. A driving motor 16 is installed on the top wall of the support frame 3. The output end of the driving motor 16 penetrates the top wall of the support frame 3, and the output end of the driving motor 16 is connected to a threaded rod 17. The bottom end of the threaded rod 17 is rotatably provided on the cross bar 15. A threaded collar 18 is threadedly sleeved on the threaded rod 17. The front side of the threaded collar 18 is fixedly connected to the movable plate 7. The driving motor 16 drives the threaded rod 17 to rotate, and the threaded collar 18 drives the movable plate 7 to move up and down under the threaded transmission action of the threaded rod 17.

[0024] During specific use, the coking waste liquid is transported into the oxidation box 1 through the liquid inlet pipe, and then the ozone tank 2 is opened to transport ozone to the nozzle 11 at the bottom of the rotating shaft 10 through the hose 12 and the rotary joint 9, and the driving motor 16 and the stirring motor 13 are started at the same time. The driving motor 16 drives the threaded rod 17 to rotate, and the threaded collar 18 drives the movable plate 7 to move up and down under the threaded transmission action of the threaded rod 17. When the movable plate 7 drives the bracket 8 to move up and down, the rotating shaft 10 drives the nozzle 11 to move up and down in the oxidation box 1, constantly changing the position of spraying ozone, and cooperating with the stirring motor 13 to drive the rotating shaft 10 to rotate, the rotating shaft 10 drives the nozzle 11 to spray ozone, and at the same time, the rotating shaft 10 drives the stirring blades 14 at the bottom of the rotating shaft 10 to fully stir the wastewater during deep oxidation, so that the wastewater and ozone are fully contacted and reacted.

[0025] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A coking wastewater deep treatment oxidation device, comprising an oxidation box (1), an ozone tank (2) and a support frame (3), wherein a fixing plate (4) is arranged on the support frame (3), a sleeve (5) is connected to the front side wall of the fixing plate (4), the oxidation box (1) is installed in the sleeve (5), a holding ring (6) is arranged on the side wall of the support frame (3), and the ozone tank (2) is installed in the holding ring (6), characterized in that: A movable plate (7) is slidably connected to the support frame (3), the front end of the movable plate (7) is connected to a bracket (8), a swivel joint (9) is installed at the bottom of the bracket (8), a rotating shaft (10) is swivel-connected to the bottom end of the bracket (8), the rotating shaft (10) is an internal hollow tubular structure, the rotating shaft (10) and the swivel joint (9) are relatively rotatably sleeved, the internal cavity of the rotating shaft (10) is connected to the swivel joint (9), the rotating shaft (10) moves through the top wall of the oxidation box (1), and the bottom end of the rotating shaft (10) is connected to a nozzle (11).

2. A coking wastewater deep treatment oxidation device according to claim 1, characterized in that: The top air outlet of the ozone tank (2) is connected to the rotary joint (9) via a hose (12).

3. A coking wastewater deep treatment oxidation device according to claim 2, characterized in that: A stirring motor (13) is mounted on the bracket (8), and an output end of the stirring motor (13) passes through the bracket (8) and is connected to the rotating shaft (10), and stirring blades (14) are arranged on both sides of the bottom of the rotating shaft (10).

4. A coking wastewater deep treatment oxidation device according to claim 3, characterized in that: The support frame (3) is provided with a cross bar (15), the cross bar (15) is located above the fixed plate (4), a driving motor (16) is installed on the top wall of the support frame (3), the output end of the driving motor (16) penetrates the top wall of the support frame (3), the output end of the driving motor (16) is connected to a threaded rod (17), the bottom end of the threaded rod (17) is rotatably arranged on the cross bar (15), a threaded collar (18) is threadedly sleeved on the threaded rod (17), and the front side of the threaded collar (18) is fixedly connected to the movable plate (7).

5. A coking wastewater deep treatment oxidation device according to claim 4, characterized in that: The bottom end of the oxidation box (1) is connected to a liquid outlet pipe (19), and a solenoid valve is installed on the liquid outlet pipe (19).

6. A coking wastewater deep treatment oxidation device according to claim 5, characterized in that: The top of the oxidation box (1) is provided with a liquid inlet pipe for connection.

7. A coking wastewater deep treatment oxidation device according to claim 6, characterized in that: A ring sleeve (20) is provided through the top of the oxidation box (1), and the ring sleeve (20) is sleeved on the outside of the rotating shaft (10).

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