CN108640356A - A kind of domestic waste water filter device and method - Google Patents

Abstract

The invention discloses a kind of domestic waste water filter device and methods, filter device includes settling tank and purifying box, settling tank side connects waste water inlet pipe, the other side connects purifying box by pipeline, purifying box side connects drainpipe, rabbling mechanism is equipped in settling tank, rabbling mechanism includes agitating shaft, paddle and motor, motor is mounted at the top of settling tank, stir axis connection motor, and agitating shaft stretches into precipitation box cavity, paddle is welded on agitating shaft outer wall, settling tank bottom is equipped with sediment clean-up port, it is also provided with precipitating reagent input port at the top of settling tank, purifying box is internally provided with purifier, structure of the invention principle is simple, it is easy to operate, processing cost is low, it can realize the precipitation and purified treatment to domestic waste water, good environmental protection.

Description

Device and method for filtering household waste water

technical field

The invention relates to the technical field of wastewater filtration, in particular to a household wastewater filtration device and method.

Background technique

The filter is an indispensable device on the conveying medium pipeline. It is usually installed at the inlet end of the pressure reducing valve, pressure relief valve, fixed water level valve, and other equipment of the square filter. The filter is composed of a cylinder, a stainless steel filter, a sewage discharge part, a transmission device and an electrical control part. After the water to be treated passes through the filter cartridge of the filter screen, its impurities are blocked. When cleaning is required, just take out the detachable filter cartridge and reinstall it after treatment. Therefore, the use and maintenance are extremely convenient.

At present, the filter devices used for household waste water filtration have a complex structure, and only remove impurities in the waste water, and the toxic substances cannot be completely removed, and the environmental protection performance is poor.

Contents of the invention

The object of the present invention is to provide a domestic waste water filtering device and method to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a household wastewater filter device, the filter device includes a sedimentation tank and a purification tank, one side of the sedimentation tank is connected to a waste water inlet pipe, and a coarse filter is arranged inside the waste water inlet pipe, The other side of the settling tank is connected to the purification tank through a pipeline, and one side of the purification tank is connected to a drain pipe. A stirring mechanism is arranged in the settling tank, and the stirring mechanism includes a stirring shaft, a stirring blade and a motor, and the motor is installed On the top of the settling tank, the stirring shaft is connected to the motor, and the stirring shaft extends into the inner cavity of the settling tank, the stirring blade is welded on the outer wall of the stirring shaft, a sediment cleaning port is installed at the bottom of the settling tank, and the settling There is also a precipitant input port on the top of the box, and a purification device is provided inside the purification box.

Preferably, the purification device includes an outer shell, and the inner cavity of the outer shell is provided with an activated carbon filter, an anion filter and a Heap filter, and the activated carbon filter, an anion filter and a Heap filter are sequentially arranged from left to right, One end of the outer casing communicates with the pipeline, and the other end communicates with the drain pipe.

Preferably, the waste water precipitant is put into the precipitant inlet, and the waste water precipitant components include 20-30 parts of attapulgite, 4-8 parts of corrugated seeds, 3-9 parts of muskmelon pedicles, wheat straw 10-20 parts of dry powder, 2-6 parts of lignocellulose, 4-10 parts of acrylic macroporous adsorption resin, 3-9 parts of dried bean dregs, and 2-6 parts of ceramic micropowder.

Preferably, a first valve is installed on the waste water inlet pipe, a second valve is installed on the pipe, and a third valve is installed on the drain pipe.

Preferably, the filtering method comprises the following steps:

A. Open the first valve, household wastewater enters the sedimentation tank from the wastewater inlet pipe, start the motor, the motor rotates to drive the stirring shaft to rotate, and the rotation of the stirring shaft drives the stirring blade to rotate;

B. At the same time, put the wastewater precipitant into the sedimentation tank from the precipitant input port, and stir with the stirring mechanism to fully mix the precipitant and wastewater. After stirring, let it stand for 2h-4h, and the sediment will settle at the bottom of the sedimentation tank;

C. Then open the second valve, and the sedimented waste water enters the purification tank;

D. Wastewater passes through activated carbon filter, negative ion filter membrane and Heap filter membrane in turn to filter suspended solids and remove odors;

E. Then open the third valve, and the filtered water will be discharged from the drain.

Compared with prior art, the beneficial effect of the present invention is:

(1) The present invention has simple structure and principle, simple operation, low treatment cost, can realize the precipitation and purification treatment of household wastewater, and has good environmental protection performance.

(2) The purification device adopted in the present invention can effectively remove peculiar smell and filter suspended solids in wastewater, thereby improving purification efficiency.

(3) The precipitant used in the present invention can effectively precipitate toxic and harmful substances in wastewater, and will not introduce other difficult-to-remove impurities, and has high safety.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1, the present invention provides a kind of technical scheme: a kind of household waste water filter device, filter device comprises sedimentation tank 1 and purification tank 2, described sedimentation tank 1 side connects waste water inlet pipe 3, described waste water inlet pipe 3 The inner side is provided with a coarse filter screen 4, the other side of the settling box 1 is connected to the purification box 2 through the pipeline 5, and one side of the purification box 2 is connected to the drain pipe 6, and the settling box 1 is provided with a stirring mechanism, and the stirring mechanism Comprising a stirring shaft 7, a stirring blade 8 and a motor 9, the motor 9 is installed on the top of the sedimentation tank 1, the stirring shaft 7 is connected to the motor 9, and the stirring shaft 7 extends into the inner chamber of the sedimentation tank 1, and the stirring blade 8 is welded on the outer wall of the stirring shaft 7, a sediment cleaning port 10 is installed at the bottom of the sedimentation tank 1, and a precipitant input port 11 is also opened on the top of the sedimentation tank 1, and a purification device is provided inside the purification tank 2; A first valve 16 is installed on the inlet pipe 3 , a second valve 17 is installed on the pipeline 5 , and a third valve 18 is installed on the drain pipe 6 .

In the present invention, the purification device comprises an outer casing 12, and the inner cavity of the outer casing 12 is provided with an activated carbon filter 13, an anion filter membrane 14 and a Heap filter membrane 15, and the activated carbon filter 13, an anion filter membrane 14 and a Heap filter membrane 15 are arranged sequentially from left to right, one end of the outer casing 12 communicates with the pipeline 5 , and the other end communicates with the drain pipe 6 . The purification device adopted in the present invention can effectively remove peculiar smell and filter suspended matter in waste water, thereby improving the purification efficiency.

In the present invention, the waste water precipitant is put into the precipitant inlet, and the waste water precipitant components include 20-30 parts of attapulgite, 4-8 parts of corrugated seeds, 3-9 parts of muskmelon pedicles, and dry wheat straw powder in parts by weight. 10-20 parts, 2-6 parts of lignocellulose, 4-10 parts of acrylic macroporous adsorption resin, 3-9 parts of dried bean dregs, 2-6 parts of ceramic micropowder. The precipitating agent adopted in the invention can effectively precipitate the toxic and harmful substances in the waste water without introducing other difficult-to-remove impurities and has high safety.

Working principle: the filtering method of the present invention comprises the following steps:

A. Open the first valve, household wastewater enters the sedimentation tank from the wastewater inlet pipe, start the motor, the motor rotates to drive the stirring shaft to rotate, and the rotation of the stirring shaft drives the stirring blade to rotate;

B. At the same time, put the wastewater precipitant into the sedimentation tank from the precipitant input port, and stir with the stirring mechanism to fully mix the precipitant and wastewater. After stirring, let it stand for 2h-4h, and the sediment will settle at the bottom of the sedimentation tank;

C. Then open the second valve, and the sedimented waste water enters the purification tank;

D. Wastewater passes through activated carbon filter, negative ion filter membrane and Heap filter membrane in turn to filter suspended solids and remove odors;

E. Then open the third valve, and the filtered water will be discharged from the drain.

To sum up, the present invention has simple structure and principle, simple operation, low treatment cost, can realize precipitation and purification treatment of household wastewater, and has good environmental protection performance.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

1. A domestic wastewater filter device, the filter device includes a sedimentation tank (1) and a purification tank (2), characterized in that: one side of the sedimentation tank (1) is connected to a waste water inlet pipe (3), and the waste water inlet pipe (3) A coarse filter (4) is arranged on the inside, the other side of the sedimentation tank (1) is connected to the purification tank (2) through a pipe (5), and one side of the purification tank (2) is connected to the drain pipe (6), The settling tank (1) is provided with a stirring mechanism, the stirring mechanism includes a stirring shaft (7), a stirring blade (8) and a motor (9), and the motor (9) is installed on the top of the settling tank (1), The stirring shaft (7) is connected to the motor (9), and the stirring shaft (7) extends into the inner cavity of the sedimentation tank (1), the stirring blade (8) is welded on the outer wall of the stirring shaft (7), and the A sediment cleaning port (10) is installed at the bottom of the sedimentation tank (1), and a precipitant input port (11) is opened on the top of the sedimentation tank (1), and a purification device is provided inside the purification tank (2). 2. A household wastewater filtering device according to claim 1, characterized in that: the purification device includes an outer shell (12), and the inner cavity of the outer shell (12) is provided with an activated carbon filter (13), negative ions The filter membrane (14) and the Heap filter membrane (15), the activated carbon filter (13), the negative ion filter membrane (14) and the Heap filter membrane (15) are arranged in sequence from left to right, and one end of the outer casing (12) It is connected with the pipe (5), and the other end is connected with the drain pipe (6). 3. A kind of household waste water filtering device according to claim 1, characterized in that: said precipitating agent inlet is put into waste water precipitating agent, and said waste water precipitating agent component comprises attapulgite 20-30 parts by weight , 4-8 parts of corrugated seeds, 3-9 parts of melon stalks, 10-20 parts of dry wheat straw powder, 2-6 parts of lignocellulose, 4-10 parts of acrylic macroporous adsorption resin, 3-9 parts of dried bean dregs, ceramic micropowder 2-6 servings. 4. A household waste water filtering device according to claim 1, characterized in that a first valve (16) is installed on the waste water inlet pipe (3), and a second valve (17) is installed on the pipe (5) ), and a third valve (18) is installed on the drain pipe (6). 5. realize the filtering method of a kind of household waste water filtering device described in claim 1, it is characterized in that: filtering method comprises the following steps: A. Open the first valve, household wastewater enters the sedimentation tank from the wastewater inlet pipe, start the motor, the motor rotates to drive the stirring shaft to rotate, and the rotation of the stirring shaft drives the stirring blade to rotate; B. At the same time, put the wastewater precipitant into the sedimentation tank from the precipitant input port, and stir with the stirring mechanism to fully mix the precipitant and wastewater. After stirring, let it stand for 2h-4h, and the sediment will settle at the bottom of the sedimentation tank; C. Then open the second valve, and the sedimented waste water enters the purification tank; D. Wastewater passes through activated carbon filter, negative ion filter membrane and Heap filter membrane in turn to filter suspended solids and remove odors; E. Then open the third valve, and the filtered water will be discharged from the drain.