CN221093775U

CN221093775U - A processing apparatus for COD waste water

Info

Publication number: CN221093775U
Application number: CN202322652879.5U
Authority: CN
Inventors: 罗新波; 曾轶
Original assignee: Zhuzhou Jianghai Environmental Protection Technology Co ltd
Current assignee: Zhuzhou Jianghai Environmental Protection Technology Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-06-07
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses a treatment device for COD wastewater, which comprises a reaction tank, wherein a frame is fixed at the top of the reaction tank, a motor and a bracket are fixed on the frame, a rotary drum extending into the reaction tank is inserted into the center of the frame, a plurality of stirring plates are connected to the two sides of the bottom of the rotary drum through steel pipes, a sleeve is sleeved on the upper part of the rotary drum, and two reactant adding pipes are connected to the side sides of the sleeve. This kind of a processing apparatus for COD waste water, through being provided with the motor above the frame, utilize the motor to bring the rotary drum to rotate, the rotary drum is again brought the stirring board of its bottom and is stirred waste water, be provided with the sleeve at the rotary drum, and connect two reactants on the sleeve and add the pipe, can send the chemical agent high pressure to the stirring board in, again by the orifice blowout on the stirring board, thereby evenly spray the waste water with the chemical agent in, put in the chemical agent at the in-process of stirring, can let chemical agent and waste water mix fast, evenly, shorten latency, improve waste water treatment efficiency.

Description

A processing apparatus for COD waste water

Technical Field

The utility model relates to the field of COD wastewater treatment, in particular to a treatment device for COD wastewater.

Background

The industrial wastewater is treated before being discharged, and common treatment methods are as follows: biological treatment, chemical treatment, membrane separation treatment, activated carbon adsorption and the like, wherein the chemical treatment is commonly used for removing heavy metals in high COD wastewater and degrading high-difficulty organic matters, and in the treatment process, chemical agents are commonly used for accelerating oxidation reaction so as to further reduce COD in the wastewater, for example, chlorine and hypochlorite commonly used in a high-alkalinity oxidation method can assist in oxidizing the organic matters, and the chemical agents are difficult to be quickly and uniformly put into the wastewater by the conventional treatment device for COD wastewater, so that the oxidation reaction speed is slow, and the wastewater treatment efficiency is seriously influenced, which is a technical problem to be solved urgently.

In order to solve the problems, we propose a treatment device for COD wastewater, which is improved against the defects of the prior art.

Disclosure of utility model

The utility model aims to overcome the defects of the prior art, provides a treatment device for COD wastewater, and provides the following technical scheme for solving the technical problems:

The utility model relates to a treatment device for COD wastewater, which comprises a reaction tank, wherein a frame is fixed at the top of the reaction tank, a motor and a support are fixed on the frame, a rotary drum extending into the reaction tank is inserted into the center of the frame, a plurality of stirring plates are connected to the two sides of the bottom of the rotary drum through steel pipes, a sleeve is sleeved on the upper part of the rotary drum, two reagent adding pipes are connected to the side of the sleeve, an output shaft of the motor and a rotary drum are sleeved with an inherent belt pulley, a belt is sleeved between the two belt pulleys, a plurality of liquid guide holes are formed in the upper part of the rotary drum, sealing rings are fixed at the openings at the two ends of the sleeve, the sealing rings are sleeved on the rotary drum, the liquid guide holes are positioned at the inner sides of the sealing rings, the upper ends of the rotary drum are sealed, the rotary drum is also inserted on the support, a bearing is arranged at the joint of the rotary drum and the frame, the stirring plates are hollow, and a plurality of spray holes are formed in the two sides of the stirring plates.

Preferably, the sleeve is fixed to the bracket by a reinforcing plate.

Preferably, the bottom of the reaction tank is connected with a pumping pipe.

Compared with the prior art, the utility model has the following beneficial effects:

through being provided with the motor above the frame, utilize the motor to bring the rotary drum to rotate, the rotary drum is again brought the stirring board of its bottom and is stirred waste water, be provided with the sleeve at the rotary drum, and connect two reagent addition pipes on the sleeve, can send the chemical agent high pressure to the stirring board in, again by the orifice blowout on the stirring board, thereby evenly spray the waste water with the chemical agent in, put in the chemical agent at the in-process of stirring, can let chemical agent and waste water mix fast, evenly, shorten latency, improve waste water treatment efficiency, improve the practicality.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a sleeve of the present utility model in cross-section;

fig. 3 is a schematic view of the structure of the upper part of the drum in the present utility model.

In the figure: 1. a reaction tank; 2. a frame; 3. a motor; 4. a bracket; 5. a rotating drum; 6. a steel pipe; 7. a stirring plate; 8. a sleeve; 9. a reactant addition tube; 10. a belt pulley; 11. a reinforcing plate; 12. a liquid guiding hole; 13. a seal ring; 14. drawing in the pipe; 15. a bearing; 16. and (3) spraying holes.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples

As shown in fig. 1-3, a treatment device for COD waste water, including retort 1, the top of retort 1 is fixed with frame 2, be fixed with motor 3 and support 4 on the frame 2, and the center department of frame 2 still inserts and is equipped with the rotary drum 5 that stretches to the retort 1 inside, the bottom both sides of rotary drum 5 are connected with a plurality of stirring boards 7 through steel pipe 6, be used for stirring and mixing, simultaneously also can evenly add chemical reagent, sleeve 8 has still been overlapped on the upper portion of rotary drum 5, be connected with two reagent on the avris of sleeve 8 and add pipe 9, conveniently add chemical reagent, the output shaft of motor 3 and the equal cover inherent band pulley 10 on rotary drum 5, the cover is equipped with the belt between two band pulley 10, conveniently utilize motor 3 to provide stable driving force, a plurality of liquid guiding holes 12 have been seted up on the upper portion of rotary drum 5, the opening part at sleeve 8 both ends is fixed with sealing ring 13, sealing ring 13 cover is on rotary drum 5, and liquid guiding hole 12 is located the sealing ring 13 inboard, ensure that chemical reagent can constantly get into rotary drum 5, and the upper end seal of rotary drum 5 also inserts and locates on rotary drum 4, sleeve 5 is also inserts and is equipped with evenly to cover with the hollow board 5 with the fixed orifice 15 with the frame 7, it is fixed to the hollow side of support 7, can be rotated to the equal to the size of the hollow board, and the spray the waste water is fixed to the size is improved, the waste water is fixed in the size.

In this embodiment, the sleeve 8 is fixed on the bracket 4 through the reinforcing plate 11, so that stability is improved, and rotation following the drum 5 is avoided.

In this embodiment, a suction pipe 14 for sucking out sludge generated by the reaction is connected to the bottom of the reaction tank 1.

The principle and the advantages of the utility model are that: the method comprises the steps of connecting a motor 3 with a power supply, pouring wastewater to be treated into a reaction tank 1, sealing a chemical reagent conveying pipe with a reactant adding pipe 9, starting the motor 3, rotating a rotary drum 5 by a belt, stirring the wastewater by the rotary drum 5 by a stirring plate 7 at the bottom of the rotary drum, starting a chemical reagent conveying pump, conveying the chemical reagent into a sleeve 8 under high pressure, entering the rotary drum 5 through a liquid guide hole 12, spraying the chemical reagent into the wastewater by a spraying hole 16 on the stirring plate 7, stirring, adding the chemical reagent, enabling the chemical reagent to be quickly and uniformly mixed with the wastewater, shortening waiting time, improving wastewater treatment efficiency, improving practicability, closing the motor 3 after the chemical reaction is finished, settling the sediment to the bottom of the reaction tank 1, pumping the treated wastewater from the reaction tank 1, and pumping sediment sludge at the bottom of the reaction tank 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A treatment device for COD waste water, includes retort (1), its characterized in that: the top of the reaction tank (1) is fixedly provided with a frame (2), a motor (3) and a bracket (4) are fixed on the frame (2), a rotary drum (5) extending into the reaction tank (1) is further inserted in the center of the frame (2), two sides of the bottom of the rotary drum (5) are connected with a plurality of stirring plates (7) through steel pipes (6), a sleeve (8) is further sleeved on the upper portion of the rotary drum (5), two reactant adding pipes (9) are connected to the side of the sleeve (8), a belt is sleeved between an output shaft of the motor (3) and the rotary drum (5) through a fixed belt pulley (10), a plurality of liquid guide holes (12) are formed in the upper portion of the rotary drum (5), sealing rings (13) are fixedly arranged at openings at two ends of the sleeve (8), the sealing rings (13) are sleeved on the rotary drum (5), the liquid guide holes (12) are positioned on the inner sides of the sealing rings (13), the upper end of the rotary drum (5) is connected with the bracket (5) through a hollow shaft (4), the hollow stirring plates (4) are also arranged on the rotary drum (5), and a plurality of spray holes (16) are formed in two sides of the stirring plate (7).

2. The treatment apparatus for COD wastewater according to claim 1, wherein: the sleeve (8) is fixed on the bracket (4) through a reinforcing plate (11).

3. The treatment apparatus for COD wastewater according to claim 1, wherein: the bottom of the reaction tank (1) is connected with a pumping pipe (14).