CN216837559U - High-efficient purifier of sewage - Google Patents

Abstract

The utility model discloses a sewage high-efficiency purification device, which comprises a rough filter box, a dosing box, a fine filter box and an aeration biological filter which are arranged in sequence, wherein adjacent boxes are communicated through a connecting pipeline, and a water pump is arranged on the connecting pipeline; a coarse strainer is arranged in the middle of the coarse strainer box; the dosing box is provided with a dosing port, a dosing pipe is arranged in the dosing box and is communicated with the dosing port, and a plurality of medicine outlets are uniformly formed in the dosing pipe; a fine filter screen is arranged in the middle of the fine filter box; a support plate is horizontally arranged in the biological aerated filter, a filter material layer is arranged on the support plate, an aeration pipe is arranged at the bottom of the filter material layer, a water outlet pipeline is arranged at the top of the biological aerated filter, a back flush pipeline is arranged on the water outlet pipeline, and the back flush pipeline is communicated with the biological aerated filter; the utility model is used for solve among the prior art sewage purification device can not effectively remove the organic matter impurity in the sewage to make the unsatisfactory problem of sewage purification treatment effect.

Description

High-efficient purifier of sewage

Technical Field

The utility model relates to a sewage treatment device technical field, especially a high-efficient purifier of sewage.

Background

The sewage is water which is polluted to a certain extent and is discharged from life and production, and the original use function of the water is lost. If the sewage is directly discharged without treatment, the sewage can cause serious pollution to the surrounding environment and water sources and even endanger the living health of nearby residents. However, the existing sewage treatment equipment cannot effectively remove organic impurities in sewage when in use, and the sewage purification treatment effect is poor and the efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-efficient purifier of sewage for solve among the prior art sewage purification device can not effectively remove the organic matter impurity in the sewage, thereby make the unsatisfactory problem of sewage purification treatment effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a sewage high-efficiency purification device comprises a rough filtering box, a dosing box, a fine filtering box and a biological aerated filter which are arranged in sequence, wherein adjacent box bodies are communicated through a connecting pipeline, and a water pump is arranged on the connecting pipeline; a coarse strainer is arranged in the middle of the coarse strainer box; the dosing box is provided with a dosing port, a dosing pipe is arranged in the dosing box and is communicated with the dosing port, and a plurality of medicine outlets are uniformly formed in the dosing pipe; a fine filter screen is arranged in the middle of the fine filter box; a supporting plate is horizontally arranged in the biological aerated filter, a filter material layer is arranged on the supporting plate, an aeration pipe is arranged at the bottom of the filter material layer, a water outlet pipeline is arranged at the top of the biological aerated filter, a back flush pipeline is arranged on the water outlet pipeline, and the back flush pipeline is communicated with the biological aerated filter.

Optionally, the coarse filter screen and the fine filter screen are both obliquely arranged, a flushing pipeline is arranged below the top ends of the coarse filter screen and the fine filter screen, and a sewage discharge pipeline is arranged at the bottom ends of the coarse filter screen and the fine filter screen.

Optionally, the dosing pipe is spirally arranged and fixedly connected to the inner wall of the dosing box.

Optionally, an aeration pipe is also arranged on the side wall of the filter material layer.

Optionally, the filter material layer is a ceramsite filter material.

The utility model discloses a high-efficient purifier of sewage has following advantage:

(1) the coarse filter box can filter large-particle impurities, suspended impurities are combined with a flocculating agent in the dosing tank to form precipitates, the fine filter box filters sewage again, so that the water quality meets the requirement of entering the biological aerated filter, pollutants contained in the water body are intercepted by the filter material layer and are converted by biodegradation attached to the filter material, meanwhile, organic matters and specific substances in a dissolved state are also removed, the generated sludge is retained in the filter material layer, and only purified water passes through the filter material layer and is discharged from a water outlet pipeline. This device can carry out many-sided processing to the pollutant of sewage, and the purifying effect of water is good moreover, and the treatment effeciency is high.

(2) The coarse filter screen and the fine filter screen are provided with flushing pipelines, so that the surface of the filter screen can be cleaned in time, and the filter screen is prevented from being blocked.

(3) The chemical feeding pipe is spirally arranged, so that the flocculating agent can be more uniformly combined with suspended matters in the water body, and the precipitation effect is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in figure 1, the high-efficiency sewage purification device comprises a rough filter tank 1, a dosing tank 2, a fine filter tank 3 and a biological aerated filter 4 which are arranged in sequence, wherein adjacent tanks are communicated through a connecting pipeline 5, and a water pump 6 is arranged on the connecting pipeline 5. The middle part in coarse strainer 1 is provided with coarse strainer 7, and coarse strainer 7 slope sets up, and the top below of coarse strainer 7 is provided with flushing pipe 8, and the bottom of coarse strainer 7 is provided with sewage pipes 9, after coarse strainer 1 operation a period, gathers some impurity on the coarse strainer 7, causes the jam to coarse strainer 7, at this moment opens flushing pipe 8, utilizes flushing pipe 8 to wash by water from the below, clears away the impurity on coarse strainer 7 surface to discharge through sewage pipes 9. The water body filtered by the coarse filter tank 1 enters the dosing tank 2.

Be provided with on the dosing tank 2 with medicine mouth 10, be provided with in the dosing tank 2 with pencil 11, pencil 11 and 10 intercommunications with medicine mouth, pencil 11 is the heliciform setting and fixed connection on the inner wall of dosing tank 2, evenly is provided with a plurality of medicine mouths 12 on pencil 11. Through adding medicine mouth 10 to adding the flocculating agent in the pencil 11, the flocculating agent from going out medicine mouth 12 entering dosing tank 2 in, spiral helicine pencil 11 that adds can make the flocculating agent homodisperse in dosing tank 2, makes the flocculating agent can combine and deposit with the suspension rapidly, has improved the efficiency of flocculation and precipitation. After flocculation and precipitation, the water body at the top of the dosing tank 2 enters the fine filtering tank 3.

Middle part in the thin filter box 3 is provided with thin filter screen 13, thin filter screen 13 slope sets up, the top below of thin filter screen 13 is provided with flushing pipe 8, the bottom of thin filter screen 13 is provided with sewage pipes 9, after thin filter box 3 moved a period, the last some impurity of amasss of convergence of thin filter screen 13, cause the jam to thin filter screen 13, at this moment, open flushing pipe 8, utilize flushing pipe 8 to wash by water from the below, clear away the impurity on thin filter screen 13 surface, and discharge through sewage pipes 9. The water body filtered by the fine filter tank 3 meets the requirement of entering the biological aerated filter 4.

The biological aerated filter 4 is horizontally provided with a supporting plate 14, the supporting plate 14 is provided with a filter material layer 15, the filter material layer 15 adopts a ceramsite filter material, the bottom and the side wall of the filter material layer 15 are both provided with aeration pipes 16, and the biological aerated filter 4 combines two treatment methods of biodegradation and adsorption filtration in the same reactor. The method is characterized in that a ceramsite filter material is used as a carrier, aeration is carried out in the filter tank, a large number of biological films grow on the surface of the ceramsite filter material, when sewage flows through a filter material layer 15, the biological metabolism, biological flocculation, physical adsorption and interception of the biological films and fillers and the graded predation of food chains in a reactor along the water flow direction are fully exerted by utilizing the strong oxidative decomposition effect of high-concentration active microorganisms attached to the ceramsite filter material and the characteristic that the particle size of the filter material is small, pollutants are efficiently removed, a water outlet pipeline 17 is arranged at the top of the biological aerated filter tank 4, and treated purified water is discharged through the water outlet pipeline 17. The water outlet pipeline 17 is provided with a back flush pipeline 18, the back flush pipeline 18 is communicated with the biological aerated filter 4, when the biological aerated filter 4 is used for a period of time, more impurities are accumulated in the filter material layer 15, and then the back flush is carried out by clear water, so that the filter material layer 15 is cleaned, and the service life of the filter material layer 15 is prolonged.

The utility model discloses a many-sided processing is carried out to the pollutant of sewage to coarse filter case 1, dosing tank 2, fine filter case 3 and bological aerated filter 4, and is good to the purifying effect of sewage, and the treatment effeciency is high.

The embodiments described above are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

Claims (5)

1. The utility model provides a high-efficient purifier of sewage which characterized in that: the device comprises a rough filter box, a dosing box, a fine filter box and a biological aerated filter which are arranged in sequence, wherein adjacent box bodies are communicated through a connecting pipeline, and a water pump is arranged on the connecting pipeline; a coarse strainer is arranged in the middle of the coarse strainer box; the dosing tank is provided with a dosing port, a dosing pipe is arranged in the dosing tank and communicated with the dosing port, and a plurality of medicine outlets are uniformly formed in the dosing pipe; a fine filter screen is arranged in the middle of the fine filter box; a supporting plate is horizontally arranged in the biological aerated filter, a filter material layer is arranged on the supporting plate, an aeration pipe is arranged at the bottom of the filter material layer, a water outlet pipeline is arranged at the top of the biological aerated filter, a back flush pipeline is arranged on the water outlet pipeline, and the back flush pipeline is communicated with the biological aerated filter.

2. The efficient sewage purification device of claim 1, wherein: the coarse filter screen and the fine filter screen are obliquely arranged, a flushing pipeline is arranged below the top ends of the coarse filter screen and the fine filter screen, and a sewage discharge pipeline is arranged at the bottom ends of the coarse filter screen and the fine filter screen.

3. The efficient sewage purification device according to claim 1, wherein: the dosing pipe is arranged spirally and is fixedly connected to the inner wall of the dosing box.

4. The efficient sewage purification device of claim 1, wherein: the side wall of the filter material layer is also provided with an aeration pipe.

5. The efficient sewage purification device of claim 1, wherein: the filter material layer adopts a ceramsite filter material.

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