CN116332393A - Sewage purification treatment device and method - Google Patents

Abstract

The invention relates to a sewage purification treatment device and a sewage purification treatment method, the device comprises a tank body, and a sewage collecting bucket, an aeration component, a stirring component, a dosing component, a filtering component and a water outlet pipe which are sequentially arranged in the tank body from bottom to top, wherein the tank body is further provided with a sewage pipe between the sewage collecting bucket and the stirring component, the filtering component comprises a rough filtering unit and a fine filtering unit positioned above the rough filtering unit, the bottom of the fine filtering unit is further provided with a dispersion disc, and a water inlet cover connected with the dispersion disc is further arranged between the rough filtering unit and the fine filtering unit. Compared with the prior art, the invention can fully contact chemical agents with sewage and circularly filter the filtering component by arranging the aeration mechanism, the dosing component, the stirring mechanism and the like, thereby effectively enhancing the sewage treatment effect.

Description

A sewage purification treatment device and method

technical field

The invention belongs to the technical field of sewage purification treatment, and relates to a sewage purification treatment device and method.

Background technique

In the process of production or life, various industrial sewage and domestic sewage will be produced. In order to make the sewage meet the water quality requirements for drainage or reuse of a certain water body, sewage purification treatment equipment is usually used to treat and purify the sewage.

In the prior art, sewage purification treatment equipment usually adopts physical methods of filtration, sedimentation, and centrifugation to filter and separate pollutants in sewage, so as to achieve the purpose of purifying sewage.

When the existing sewage purification treatment equipment is in use, it is inconvenient to add treatment agents. During the addition process, the treatment agents cannot be fully mixed with the sewage, resulting in poor chemical treatment effect on sewage, affecting the coagulation and Chemical precipitation effect, and insufficient treatment of harmful substances in sewage.

Contents of the invention

The object of the present invention is to provide a sewage purification treatment device and method, which can fully contact the chemical agent with the sewage, and enable the filter assembly to perform circulating filtration, effectively enhancing the sewage treatment effect.

The purpose of the present invention can be achieved through the following technical solutions:

One of the technical solutions of the present invention provides a sewage purification treatment device, including a tank body, and a sewage bucket, an aeration component, a stirring component, a dosing component, a filter component and an outlet water pipe, the tank body is also provided with a sewage pipe between the dirt collecting hopper and the stirring assembly, the filter assembly includes a coarse filter unit, a fine filter unit located above the coarse filter unit, and the bottom of the fine filter unit is also A dispersing disc is provided, and a water inlet cover connecting the dispersing disc is also provided between the coarse filter unit and the fine filter unit.

Further, the coarse filter unit includes a coarse filter frame arranged in the tank body, and one or several filter screens spaced up and down installed on the coarse filter frame.

Further, the fine filter unit includes a filter box installed in the tank body with an open top, and a quartz sand bed arranged in the filter box, and an activated carbon plate is arranged above the filter box.

Further, several water distributors communicated with the water inlet cover are evenly distributed on the dispersion plate.

Further, the aeration assembly includes several aeration pipes distributed in the tank, an air intake pipe connected to the aeration pipes, and a blower connected to the air intake pipes.

Further, the stirring assembly includes a stirring rod that is rotated and placed horizontally in the tank, and a number of stirring blades are arranged on the stirring rod along its axial direction, and a stirring rod connected with the stirring rod is also provided outside the tank. motor.

Further, the dosing assembly includes a medicine dispensing ring arranged in the tank, a top mixing chamber located outside the tank, and a medicine storage tank arranged on the top of the mixing chamber, the inner side of the medicine dispensing ring There are several drug distributing holes distributed on the surface, and the drug distributing ring communicates with the mixing chamber through a delivery pipe, and a connecting pipe extending into the tank is also provided on the mixing chamber.

Furthermore, a cofferdam covering the connecting pipe and the water outlet pipe is also provided on the inner wall of the tank.

Furthermore, the delivery pipe is also provided with a dosing pump.

The second technical solution of the present invention provides a sewage purification treatment method, which is based on the sewage purification treatment device as described above, and the method includes the following steps:

(1) The sewage is sent into the tank through the sewage pipe, and then the aeration component works to continuously diffuse the air into the sewage for aeration and oxygenation;

(2) Sewage continues to flow upwards inside the tank. After being preliminarily filtered by the coarse filter unit, it flows into the dispersion plate through the water inlet cover, and then spreads evenly in the fine filter unit through the dispersion plate for further filtration, and then flows to the tank. body top;

(3) The sewage purified in step (2) is used as a solvent to mix with the coagulation agent, and then sent to the dosing component, which spreads evenly to the inside of the sewage, so that the agent and the sewage are mixed, and under the action of the stirring component, the sewage in the sewage The impurities produce coagulation and precipitation;

(4) The sewage after coagulation and sedimentation continues to flow upwards, and then is filtered and purified by the coarse filter unit and the fine filter unit in turn, and finally discharged through the outlet pipe.

Compared with the prior art, the present invention has the following advantages:

(1) The sewage purification treatment equipment and its treatment method are equipped with aeration components, dosing components and stirring components, etc., and chemical agents are stored in the storage tank, and the treated sewage can be used through the mixing chamber, reducing Waste of water resources, dissolving and mixing the chemical agent and the water body, the chemical agent can be evenly added to the sewage through the drug distribution ring, and the sewage and the chemical agent are mixed and stirred through the aeration component and the stirring component, so that the chemical agent can fully contact with the sewage , improve the chemical treatment effect on sewage, and effectively reduce harmful substances in sewage.

(2) The sewage purification treatment equipment and its treatment method are provided with a filter assembly, the filter screen can remove larger pollutants in the sewage, and the filter box can further filter the sewage through the quartz sand bed, effectively removing the pollutants in the sewage Solid pollutants, after that, the sewage can be adsorbed and purified through the activated carbon plate, and the sewage can be filtered and purified layer by layer through the cooperation of the coarse filter frame, the filter box and the activated carbon plate, and the filter component and the dosing component can cooperate with each other. The sewage is circulated and filtered, which effectively enhances the effect of sewage filtration and treatment.

Description of drawings

Fig. 1 is the structural representation of processing device of the present invention;

Fig. 2 is a schematic cross-sectional view of the processing device of the present invention;

Fig. 3 is the structural representation of tank top;

Fig. 4 is the structural representation of aeration assembly;

Fig. 5 is the structural representation of dosing assembly;

Fig. 6 is the structural representation of mixing assembly;

Fig. 7 is the structural representation of filtering assembly;

Fig. 8 is a schematic diagram of the structure inside the filter box;

Fig. 9 is a schematic structural view of the dirt collecting bucket;

Fig. 10 is a schematic structural view of the aeration pipe part;

Instructions for marks in the figure:

1- tank; 11- sewage pipe; 12- sewage bucket; 121- sewage pipe; 13- cofferdam; 14- outlet pipe; 2- intake pipe; 21- aeration pipe; 22- aeration head; 23- Blower; 3-drug storage tank; 31-mixing chamber; 311-drug feeding pipe; 312-connecting pipe; 32-delivery pipe; 321-dosing pump; 322-drug distribution ring; 4-stirring rod; 41-stirring blade ; 42-sealing seat; 43-stirring motor; 5-coarse filter frame; 51-filter screen; 6-filter box;

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments. This embodiment is carried out on the premise of the technical solution of the present invention, and detailed implementation and specific operation process are given, but the protection scope of the present invention is not limited to the following embodiments.

In each of the following embodiments or examples, if there is no specific functional component or structure, it means that it is a conventional structure or conventional component adopted in the art to realize the corresponding function.

In order to effectively enhance the effect of filtering and treating sewage, the present invention provides a sewage purification and treatment device, the structure of which can be seen in Figures 1 to 10, including a tank body 1, which is sequentially arranged in the tank body 1 from bottom to top The sewage collection bucket 12, aeration assembly, stirring assembly, dosing assembly, filter assembly and outlet pipe 14, the tank body 1 is also provided with a sewage pipe 11 between the sewage collection bucket 12 and the mixing assembly, so The filter assembly includes a coarse filter unit, a fine filter unit positioned above the coarse filter unit, a dispersing disc 62 is also provided at the bottom of the fine filter unit, and a connecting disc 62 is also provided between the coarse filter unit and the fine filter unit. The water inlet cover 61.

In some specific implementations, please refer to Fig. 2 and other illustrations, the coarse filter unit includes a coarse filter frame 5 arranged in the tank body 1, and one or several filter frames installed on the coarse filter frame 5 The filter screen 51 of interval up and down.

In some specific implementations, please refer to Fig. 2 and other illustrations, the fine filter unit includes a filter box 6 installed in the tank body 1 with an open top, and a quartz sand bed arranged in the filter box 6 , An activated carbon plate 7 is also provided above the filter box 6 .

In some specific implementation manners, please refer to FIG. 2 and so on again, a number of water distributors 621 communicated with the water inlet cover 61 are evenly distributed on the dispersion plate 62 . The function of the water distributor 621 here is to evenly distribute the sewage sent in through the water inlet cover 61 to all directions at the bottom of the fine filter unit, and it can be a water distribution structure that can realize water outlet in different directions.

In some specific implementation manners, please refer to Fig. 4 again, the aeration assembly includes several aeration pipes 21 distributed in the tank body 1, an air intake pipe 2 connected to the aeration pipe 21, and A blower 23 connected to the air intake pipe 2 .

In some specific implementations, please refer to Fig. 6 and so on, the stirring assembly includes a stirring rod 4 that is rotated and placed horizontally in the tank body 1, and several stirring rods are arranged on the stirring rod 4 along its axial direction. leaf 41, and a stirring motor 43 connected to the stirring rod 4 is arranged outside the tank body 1 .

In some specific implementations, please refer to Fig. 5 and so on, the dosing assembly includes a dispensing ring 322 arranged in the tank body 1, a top mixing chamber 31 located outside the tank body 1, and The drug storage tank 3 arranged on the top of the mixing chamber 31, the inner surface of the drug distributing ring 322 is distributed with a number of drug distribution holes, and the drug distributing ring 322 communicates with the mixing chamber 31 through a delivery pipe 32 , the mixing chamber 31 is also provided with a connecting pipe 312 extending into the tank body 1 .

In a more specific embodiment, a cofferdam 13 enclosing the connecting pipe 312 and the outlet pipe 14 is also provided on the inner wall of the tank body 1 .

In a more specific embodiment, the delivery pipe 32 is also provided with a dosing pump 321 .

Each of the above implementation manners can be implemented individually, or can be implemented in any combination of two or more.

The above implementation manner will be described in more detail below in conjunction with specific examples.

Example 1:

In order to effectively enhance the effect of sewage filtration treatment, etc., the present embodiment provides a sewage purification treatment device, which includes a tank body 1, a sewage pipe 11 is arranged on the left side of the tank body 1 and near the bottom end, and the bottom of the sewage pipe 11 A sewage valve is installed on the outside, and the sewage can flow into the inside of the tank body 1 through the sewage pipe 11 for treatment;

An aeration assembly is arranged inside the tank body 1 and near the bottom end for continuously delivering air to the bottom end of the tank body 1;

On the left side of the tank body 1 and above the aeration assembly, a dosing assembly is provided, and the dosing assembly includes a medicine storage tank 3, a mixing chamber 31 and a delivery pipe 32 for adding treatment chemicals to the inside of the tank body 1;

A stirring component is arranged inside the tank body 1 and between the aeration component and the dosing component, which is used to stir and mix the medicament and sewage;

Inside the tank body 1 and near the top, there is a filter assembly, which includes a coarse filter frame 5, a filter box 6 and an activated carbon plate 7 for multiple filtration and purification of sewage.

Inside the tank body 1 and below the sewage pipe 11, a sewage collecting bucket 12 is welded and fixed. 12 The solid sediment inside the tank body 1 can be collected and discharged through the sewage pipe 121;

The top of the tank body 1 is welded and fixed with mutually symmetrical cofferdams 13, and the top of the cofferdams 13 is provided with a number of evenly distributed water inlets. The cofferdams 13 can further block the water body at the top of the tank body 1, delay the flow of the water body, and The evolved water flows into the interior of the cofferdam 13 through the water inlet. The right side of the cofferdam 13 is provided with an outlet pipe 14, and an outlet valve is installed outside the outlet pipe 14. Through the outlet pipe 14, the purified water body can be discharged.

The aeration assembly includes an air intake pipe 2 and an aeration pipe 21. The air intake pipe 2 is arranged below the dirt collection bucket 12 and extends to the right side of the tank body 1. The aeration pipes 21 are distributed above the air intake pipe 2 in a circular array. And integrally formed with the intake pipe 2, the aeration pipe 21 runs through the dirt collection bucket 12, and extends to the top of the dirt collection bucket 12, a number of uniformly distributed aeration heads 22 are installed on the aeration pipe 21, the right side of the tank body 1 A blower 23 connected to the intake pipe 2 is installed. When the blower 23 is in operation, the air is continuously delivered to the aeration pipe 21 through the intake pipe 2, and the air is delivered to the inside of the tank body 1 through the aeration head 22, so as to treat the sewage Aeration and oxygenation are carried out to supply the amount of oxygen required by the metabolism of aerobic organisms. At the same time, the aeration tubes 21 distributed in a circular array can transport air in multiple directions, thereby improving the flow effect of sewage and making the sewage bucket 12 The substances of each phase above are in a suspended state, which facilitates the mixing of chemicals and sewage.

The medicine storage tank 3 is installed on the top of the tank body 1, and the inside of the medicine storage tank 3 is stored with treatment chemicals. The mixing chamber 31 is arranged below the medicine storage tank 3, and is welded and fixed with the side wall of the tank body 1. The mixing chamber 31 The top is provided with a medicine feeding pipe 311 connected to the medicine storage tank 3, and a regulating valve is installed on the outside of the medicine feeding pipe 311, which can regulate and control the amount of medicine flowing into the mixing chamber 31 from the medicine storage tank 3. The right side of the mixing chamber 31 is set There is a connecting pipe 312, and the connecting pipe 312 extends to the inside of the left cofferdam 13, and through the connecting pipe 312, the purified water in the left cofferdam 13 flows into the inside of the mixing chamber 31, so that the water and the medicament are mixed, so that the powder The medicine in the shape dissolves, and it is convenient to add the medicine.

The delivery pipe 32 is arranged below the mixing chamber 31, and the top of the delivery pipe 32 is installed with a dosing pump 321 inside the mixing chamber 31. The bottom end of the delivery pipe 32 runs through the side wall of the tank body 1 and extends to the aeration pipe. 21, the bottom end of the delivery pipe 32 and the inside of the tank body 1 are provided with a drug distribution ring 322 arranged obliquely. The drug distribution ring 322 is fixedly connected to the inner wall of the tank body 1 by bolts. When the drug dosing pump 321 is running , the mixed and dissolved medicine in the mixing chamber 31 can be transported to the medicine distribution ring 322 through the delivery pipe 32, so that the medicine flows evenly along the inner wall of the medicine distribution ring 322, and is evenly added to the tank body 1 through the medicine distribution ring 322. internal.

The stirring assembly includes a stirring rod 4 and a stirring blade 41, the stirring rod 4 is arranged between the aeration pipe 21 and the drug distribution ring 322, the stirring rod 4 runs through the left side of the tank body 1, and is rotatably connected with the side wall of the tank body 1, The stirring blades 41 are evenly distributed on the stirring rod 4, and are welded and fixed with the stirring rod 4, and the sealing seat 42 is welded and fixed on the outside of the tank body 1 and located at the stirring rod 4, and the sealing seat 42 can be sealed on the outside of the stirring rod 4, To prevent the sewage inside the tank 1 from penetrating outward through the connection between the stirring rod 4 and the tank 1, a motor 43 is installed on the left side of the tank 1, and the output shaft of the motor 43 is coaxially connected with the stirring rod 4. When the motor 43 runs , it can drive the stirring rod 4 to rotate, so that the stirring rod 4 drives the stirring blade 41 to rotate, and stirs inside the tank body 1, thereby improving the mixing effect of the medicament and the sewage, and facilitating the treatment and purification of the sewage.

The coarse filter frame 5 is arranged on the top of the drug distribution ring 322, and is fixedly connected with the inner wall of the tank body 1 by bolts. The inboard of the coarse filter frame 5 is provided with some evenly distributed filter screens 51, and the filter box 6 is arranged on the coarse filter frame 5. above, and fixedly connected with the inner wall of the tank body 1 by bolts, the inside of the filter box 6 is provided with a quartz sand bed, the activated carbon plate 7 is installed above the filter box 6, and the sewage can be preliminarily filtered through the filter screen 51, and the sewage After that, the quartz sand bed can further filter the sewage to effectively remove the solid pollutants in the sewage, and then, the activated carbon plate 7 can adsorb and purify the sewage to further improve the treatment effect of the sewage.

The bottom of the filter box 6 is provided with a water inlet cover 61, the top of the water inlet cover 61 extends to the inside of the filter box 6, and is welded and fixed with the filter box 6, and the bottom of the filter box 6 is installed outside the water inlet cover 61. Disc 62, a number of evenly distributed water separators 621 are installed on the top of the distributing disc 62, the water inlet cover 61 can block and guide the sewage at the bottom of the filter box 6, so that the sewage flows into the inside of the distributing disc 62, and then the sewage passes through the distributing The water device 621 evenly diffuses into the inside of the filter box 6, which is convenient for the quartz sand bed to filter and purify the sewage.

Working principle: When the equipment is in use, first, open the sewage valve, transport the sewage to the top of the sewage bucket 12 through the sewage pipe 11, and then run the blower 23, and continuously transport the air to the aeration through the intake pipe 2 In the pipe 21, the aeration head 22 is used to aerate and increase oxygen to the sewage, so that the pollutants in the sewage are kept in a suspended state;

Further, the sewage continues to flow upwards, so that the filter screen 51 initially filters the sewage to remove larger pollutants. After that, the sewage flows into the dispersion plate 62 through the water inlet cover 61, and is evenly diffused to the filter box through the water separator 621 6, the quartz sand bed is further filtered, and then the sewage is filtered and purified by the activated carbon plate 7, and flows to the top of the tank 1;

Further, the medicine inside the medicine storage tank 3 is made to flow into the mixing chamber 31 through the medicine feeding pipe 311, and at the same time, the water body inside the left side cofferdam 13 flows into the mixing chamber 31 through the connecting pipe 312 to dissolve the medicine, and then make the medicine The dosing pump 321 is running, and the medicine is transported to the medicine distributing ring 322 through the delivery pipe 32, so that the medicine is evenly diffused into the sewage, and then the motor 43 is run to drive the stirring rod 4 to rotate, so that the stirring blade 41 stirs the medicine and the sewage. Thereby improving the mixing effect;

Finally, the sewage produces coagulation and precipitation above the sewage collecting bucket 12, and is filtered and purified sequentially through the coarse filter frame 5, the filter box 6 and the activated carbon plate 7, and the purified water is discharged through the outlet pipe 14, so as to treat the sewage Circular treatment to improve the treatment effect of sewage.

On the other hand, this embodiment also provides a treatment method for sewage purification treatment equipment, including any one of the above sewage purification treatment equipment, and its operation steps are as follows:

S1: Aeration and oxygenation, the sewage is transported to the inside of the tank 1 through the sewage pipe 11, and then the blower 23 is operated to continuously transport the air to the aeration pipe 21, and the air is diffused into the sewage through the aeration head 22 Carry out aeration and oxygenation;

S2: Preliminary filtration treatment, the sewage continues to flow upwards inside the tank body 1, so that the filter screen 51 performs preliminary filtration of the sewage, after that, the sewage flows into the dispersion plate 62 through the water inlet cover 61, and is evenly diffused to the filter through the water separator 621 Inside the box 6, the quartz sand bed is further filtered, and then the sewage is filtered and purified by the activated carbon plate 7, and flows to the top of the tank body 1;

S3: The medicine is mixed, the purified sewage flows into the inside of the cofferdam 13, the water body in the left cofferdam 13 flows into the inside of the mixing chamber 31 through the connecting pipe 312, and then the regulating valve on the medicine feeding pipe 311 is opened to make the storage The medicament in the medicine tank 3 flows into the inside of the mixing chamber 31 for mixing,

S3: Dosing, make the dosing pump 321 run, transport the medicine to the medicine dispensing ring 322 through the delivery pipe 32, make the medicine evenly diffuse into the sewage, mix the medicine and the sewage, and then make the motor 43 run to drive the stirring The rod 4 rotates, so that the stirring blade 41 stirs the medicine and the sewage, so that the impurities in the sewage produce coagulation and precipitation;

S5: Circular filtration, so that the sewage after coagulation and sedimentation continues to flow upwards, and is filtered and purified by the coarse filter frame 5, filter box 6 and activated carbon plate 7 in sequence. After that, the purified sewage flows into the right cofferdam 13 and passes through the outlet The water pipe 14 discharges the purified water body.

The above descriptions of the embodiments are for those of ordinary skill in the art to understand and use the invention. It is obvious that those skilled in the art can easily make various modifications to these embodiments, and apply the general principles described here to other embodiments without creative efforts. Therefore, the present invention is not limited to the above-mentioned embodiments. Improvements and modifications made by those skilled in the art according to the disclosure of the present invention without departing from the scope of the present invention should fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a sewage purification treatment device, its characterized in that includes the jar body to and arrange in proper order in the internal collection dirt fill of jar from the bottom up, aeration subassembly, stirring subassembly, dosing unit, filter unit and outlet pipe, still be equipped with the sewage pipe between collection dirt fill and stirring subassembly on the jar body, filter unit includes the coarse filtration unit, is located the fine filtration unit of coarse filtration unit top, the fine filtration unit bottom still is equipped with the dispersion dish, still is equipped with between coarse filtration unit and fine filtration unit and connects the cover that intakes of dispersion dish.

2. The apparatus according to claim 1, wherein the straining unit comprises a straining frame provided in the tank body, and one or several filtering screens installed on the straining frame at intervals up and down.

3. The apparatus according to claim 1, wherein the fine filtration unit comprises a filtration box installed in the tank body and having an opening at the top, and a quartz sand bed disposed in the filtration box, and an activated carbon plate is further provided above the filtration box.

4. The sewage purification treatment device according to claim 1, wherein a plurality of water distributors communicated with the water inlet cover are uniformly distributed on the dispersion disc.

5. The apparatus according to claim 1, wherein the aeration unit comprises a plurality of aeration pipes distributed in the tank, an air inlet pipe connected to the aeration pipes, and a blower connected to the air inlet pipe.

6. The sewage purification treatment apparatus according to claim 1, wherein the stirring assembly comprises a stirring rod rotatably and transversely arranged in the tank body, a plurality of stirring blades are axially arranged on the stirring rod, and a stirring motor connected with the stirring rod is further arranged outside the tank body.

7. The sewage purification treatment device according to claim 1, wherein the dosing assembly comprises a dosing ring arranged in the tank body, a mixing chamber arranged at the top of the outer side of the tank body, and a medicine storage tank arranged at the top of the mixing chamber, the inner side surface of the dosing ring is distributed with a plurality of medicine distribution holes, the dosing ring is communicated with the mixing chamber through a conveying pipe, and the mixing chamber is further provided with a connecting pipe extending into the tank body.

8. The sewage purification treatment apparatus according to claim 7, wherein a cofferdam is further provided on the inner wall of the tank body to encase the connection pipe and the water outlet pipe.

9. The wastewater purification treatment device of claim 7, wherein the delivery tube is further provided with a dosing pump.

10. A sewage purification treatment method based on the sewage purification treatment apparatus according to any one of claims 1 to 9, characterized in that the method comprises the steps of:

(1) The sewage is sent into the tank body through the sewage pipe, and then the aeration assembly works to continuously diffuse air into the sewage for aeration and oxygenation;

(2) The sewage continuously flows upwards in the tank body, is preliminarily filtered by the rough filtering unit, flows into the dispersion disc through the water inlet cover, is uniformly dispersed in the fine filtering unit through the dispersion disc, is further filtered, and flows to the top of the tank body;

(3) Mixing the purified sewage in the step (2) as a solvent with a coagulating agent, then sending the mixed sewage into a dosing assembly, uniformly diffusing the mixed sewage into the sewage to mix the agent with the sewage, and under the action of a stirring assembly, coagulating and precipitating impurities in the sewage;

(4) The sewage after coagulating sedimentation continues to flow upwards, and then is filtered and purified by a coarse filtering unit and a fine filtering unit in sequence, and finally is discharged through a water outlet pipe.

Images