CN212025129U

CN212025129U - Domestic sewage treatment device

Info

Publication number: CN212025129U
Application number: CN202020557766.0U
Authority: CN
Inventors: 伏廷寿; 杨娅
Original assignee: Yunnan Shicheng Environmental Technology Co ltd
Current assignee: Yunnan Shicheng Environmental Technology Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-11-27
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses a domestic sewage treatment device in the technical field of domestic sewage treatment, which comprises a settling tank, wherein the left side of the top of the settling tank is provided with a first water inlet, the bottom of the settling tank is fixedly assembled with an anaerobic reaction tank, the peripheral side wall of the inner cavity of the anaerobic reaction tank is fixedly assembled with a high-efficiency packing layer, the bottom of the anaerobic reaction tank is fixedly assembled with a filter tank, the left side wall of the inner cavity of the anaerobic reaction tank is fixedly assembled with a control electronic box, the peripheral side part of the inner cavity of the filter tank is fixedly assembled with a filter layer, the bottom of the filter tank is fixedly assembled with an oxygen-consuming reaction tank, the left side wall of the inner cavity of the oxygen-consuming reaction tank is fixedly assembled with a membrane bioreactor, the right side wall of the inner cavity of the oxygen-consuming reaction tank is fixedly assembled with an aeration device, and can easily treat the dirt generated after purification.

Description

Domestic sewage treatment device

Technical Field

The utility model relates to a domestic sewage treatment technical field specifically is a domestic sewage treatment device.

Background

The sewage treatment refers to a process of purifying sewage to meet the discharge standard or the reuse water quality requirement, the sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and the sewage treatment also slowly starts to advance to the daily life of common people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a domestic sewage treatment device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a domestic sewage treatment device comprises a settling tank, wherein a first water inlet is formed in the left side of the top of the settling tank, a reagent feeding port is formed in the right side of the top of the settling tank, a filter screen is fixedly assembled at the top of the left side wall of an inner cavity of the settling tank, a motor is fixedly assembled at the top of the inner wall of a tank at the bottom of the settling tank, fan blades are fixedly assembled at the output end of the motor, a sewage discharge port is formed in the right side wall of the settling tank, a second water inlet is formed in the left side of the bottom of the settling tank, an anaerobic reaction tank is fixedly assembled at the bottom of the settling tank, efficient packing layers are fixedly assembled on the peripheral side walls of the inner cavity of the anaerobic reaction tank, a pressure sensor is fixedly assembled at the bottom of the anaerobic reaction tank, four groups of third water inlets with the same structure are formed, the utility model discloses a filter tank, including the filter tank inner chamber, filter tank inner chamber lateral part all around is fixed to be equipped with the filter layer, the filter layer is including gauze layer 143 of fixed assembly on the filter tank inner chamber lateral wall, gauze layer 143 top fixed assembly has quartz sand layer 142, quartz sand layer 142 top fixed assembly has activated carbon layer 141, the fourth water inlet has been seted up in the middle of the filter tank bottom, the fixed oxygen consumption reaction box that is equipped with in filter tank bottom, the fixed membrane bioreactor that is equipped with in oxygen consumption reaction box inner chamber left side wall, the fixed aeration equipment that is equipped with in oxygen consumption reaction box inner chamber right side wall, the membrane bioreactor goes out the fixed water pump that is equipped with in water end, the fixed delivery port that is equipped with of water pump output end, the fixed filth.

Preferably, the water inlet end of the second water inlet is higher than the bottom of the inner cavity of the settling tank, and the water inlet end of the second water inlet is fixedly provided with a filter cover.

Preferably, a second water electromagnetic valve is fixedly assembled on the inner wall of the second water inlet, a third water electromagnetic valve is fixedly assembled on the inner wall of the third water inlet, and a fourth water electromagnetic valve is assembled on the inner wall of the fourth water inlet.

Preferably, the left side wall of the sewage collecting box is fixedly assembled on the right side wall of the oxygen-free reaction box, the right side wall of the filter box and the right side wall of the oxygen-consuming reaction box respectively, and the sewage outlet is formed in the right side wall of the sewage collecting box.

Preferably, control electronic box electrical output connects the motor, and control electronic box electrical output connects the interior second solenoid valve for water of second inlet, and control electronic box electrical output connects the interior third solenoid valve for water of third inlet, and control electronic box electrical output connects the interior fourth solenoid valve for water of fourth inlet, and control electronic box electrical output connects aeration equipment, and control electronic box electrical output connects the water pump, and control electronic box electrical input connects pressure sensor.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, when needing to handle sewage, sewage passes through first water inlet, in entering the setting tank, add the flocculating agent in the reagent input mouth and open the control electronic box, the control electronic box can control the motor work, drive the flabellum to stir the sewage that adds the flocculating agent, accelerate the reaction between flocculating agent and sewage, after a certain time, the control electronic box automatically controls the opening of the electromagnetic valve for second water in the second water inlet, put the sewage in the setting tank into the anaerobic reaction tank, the large granule material in the sewage all stays in the setting tank at this moment, after the sewage stands still for a period in the anaerobic reaction tank, the control electronic box automatically opens the electromagnetic valve for third water in the third water inlet, put the water in the anaerobic reaction tank into the filter tank, the control electronic box controls the electromagnetic valve for fourth water in the fourth water inlet simultaneously, when the pressure sensor measures that the pressure is zero, the intraoral solenoid valve of third water of control electronic box control third water inlet is closed, and sewage gets into from the fourth water inlet through the filter layer and consumes oxygen in the reaction chamber, and aeration equipment is opened to the simultaneous control electronic box, treats that control electronic box control water pump work after the certain time, will purify the water of accomplishing and emit from the delivery port, and the filth in the setting tank is along the filter screen, goes into the filth from the drain with the filth and concentrates the case, to sum up this device can purify domestic sewage fast to can easily handle the filth that produces after purifying.

Drawings

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

fig. 2 is a schematic view of the structure of the filtering layer of the present invention.

In the figure: 1 settling tank, 2 first water inlets, 3 reagent input ports, 4 filter screens, 5 motors, 6 fan blades, 7 sewage outlets, 8 second water inlets, 9 oxygen-free reaction tanks, 10 efficient packing layers, 11 pressure sensors, 12 third water inlets, 13 filter tanks, 14 filter layers, 141 activated carbon layers, 142 quartz sand layers, 143 gauze layers, 15 fourth water inlets, 16 oxygen consumption reaction tanks, 17 membrane bioreactors, 18 aeration devices, 19 water pumps, 20 water outlets, 21 sewage concentration tanks and 22 control electronic boxes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a domestic sewage treatment device comprises a settling tank (1), wherein the left side of the top of the settling tank (1) is provided with a first water inlet (2), the right side of the top of the settling tank (1) is provided with a reagent feeding port (3), the top of the left side wall of the inner cavity of the settling tank (1) is fixedly provided with a filter screen (4), the top of the inner wall of the bottom of the settling tank (1) is fixedly provided with a motor (5), the output end of the motor (5) is fixedly provided with a fan blade (6), the right side wall of the settling tank (1) is provided with a sewage discharge outlet (7), the left side of the bottom of the settling tank (1) is provided with a second water inlet (8), the bottom of the settling tank (1) is fixedly provided with an anaerobic reaction tank (9), the peripheral side walls of the inner cavity of the anaerobic reaction tank (9) are fixedly provided with high-efficiency, the filter layer 14 is fixedly assembled on the peripheral side part of the inner cavity of the filter box 13, the filter layer 14 comprises a gauze layer 143 fixedly assembled on the side wall of the inner cavity of the filter box 13, a quartz sand layer 142 is fixedly assembled on the top of the gauze layer 143, an activated carbon layer 141 is fixedly assembled on the top of the quartz sand layer 142, a fourth water inlet 15 is formed in the middle of the bottom of the filter box 13, an oxygen consumption reaction box 16 is fixedly assembled at the bottom of the filter box 13, a membrane bioreactor 17 is fixedly assembled on the left side wall of the inner cavity of the oxygen consumption reaction box 16, an aeration device 18 is fixedly assembled on the right side wall of the inner cavity of the oxygen consumption reaction box 16, a water pump 19 is fixedly assembled at the water outlet end of the membrane bioreactor 17, a water outlet 20 is fixedly.

The water inlet end of the second water inlet 8 is higher than the bottom of the inner cavity of the settling tank 1, and the water inlet end of the second water inlet 8 is fixedly provided with a filter cover;

a second water electromagnetic valve is fixedly assembled on the inner wall of the second water inlet 8, a third water electromagnetic valve is fixedly assembled on the inner wall of the third water inlet 12, and a fourth water electromagnetic valve is assembled on the inner wall of the fourth water inlet 15;

the left side wall of the sewage concentration box 21 is fixedly assembled on the right side wall of the oxygen-free reaction box 9, the right side wall of the filter box 13 and the right side wall of the oxygen-consuming reaction box 16 respectively, and the right side wall of the sewage concentration box 21 is provided with a sewage outlet;

the control electronic box 22 is electrically connected with the motor 5, the control electronic box 22 is electrically connected with the second electromagnetic valve for water in the second water inlet 8, the control electronic box 22 is electrically connected with the third electromagnetic valve for water in the third water inlet 12, the control electronic box 22 is electrically connected with the fourth electromagnetic valve for water in the fourth water inlet 15, the control electronic box 22 is electrically connected with the aeration device 18, the control electronic box 22 is electrically connected with the water pump 19, and the control electronic box 22 is electrically connected with the pressure sensor 11.

The working principle is as follows: when sewage needs to be treated, the sewage enters the settling tank 1 through the first water inlet 2, a flocculating agent is added into the reagent putting port 3 to open the control electric tank 22, the control electric tank 22 can control the motor 5 to work to drive the fan blades 6 to stir the sewage added with the flocculating agent, the reaction between the flocculating agent and the sewage is accelerated, after a certain time, the control electric tank 22 automatically controls the second water electromagnetic valve in the second water inlet 8 to open, the sewage in the settling tank 1 is put into the anaerobic reaction tank 9, at the moment, large granular substances in the sewage are all remained in the settling tank 1, after the sewage is stood in the anaerobic reaction tank 9 for a period of time, the control electric tank 22 automatically opens the third water electromagnetic valve in the third water inlet 12, the water in the anaerobic reaction tank 9 is put into the filter tank 13, the control electric tank 22 controls the fourth water electromagnetic valve in the fourth water inlet 15 at the same time, when the pressure measured by the pressure sensor 11 is zero, the electromagnetic valve for the third water in the control electronic box control third water inlet 12 is closed, sewage enters the oxygen consumption reaction box 16 from the fourth water inlet 15 through the filter layer 14, the aeration device 18 is opened to the control electronic box 22 simultaneously, the control electronic box 22 controls the water pump 19 to work after a certain time, the water after purification is discharged from the water outlet 20, the filth in the setting tank is along the filter screen, the filth is put into the filth centralized box 21 from the drain 7, in conclusion the device can purify domestic sewage rapidly, and can easily handle the filth that produces after the purification.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a domestic sewage treatment device, includes setting tank (1), its characterized in that: the device is characterized in that a first water inlet (2) is formed in the left side of the top of the settling tank (1), a reagent feeding port (3) is formed in the right side of the top of the settling tank (1), a filter screen (4) is fixedly assembled at the top of the left side wall of an inner cavity of the settling tank (1), a motor (5) is fixedly assembled at the top of the bottom inner wall of the settling tank (1), fan blades (6) are fixedly assembled at the output end of the motor (5), a sewage discharge outlet (7) is formed in the right side wall of the settling tank (1), a second water inlet (8) is formed in the left side of the bottom of the settling tank (1), an anaerobic reaction tank (9) is fixedly assembled at the bottom of the settling tank (1), efficient packing layers (10) are fixedly assembled on the peripheral side walls of the inner cavity of the anaerobic reaction tank (9), a pressure sensor (11) is fixedly assembled at the bottom of the, the anaerobic reaction tank (9) bottom is fixedly equipped with a filter tank (13), the anaerobic reaction tank (9) left side wall is fixedly equipped with a control electric box (22), the filter tank (13) inner chamber all around the lateral part is fixedly equipped with a filter layer (14), the filter layer (14) comprises a gauze layer (143) fixedly assembled on the inner chamber lateral wall of the filter tank (13), the gauze layer (143) top is fixedly equipped with a quartz sand layer (142), the quartz sand layer (142) top is fixedly equipped with an activated carbon layer (141), a fourth water inlet (15) is arranged in the middle of the filter tank (13) bottom, the filter tank (13) bottom is fixedly equipped with an oxygen consumption reaction tank (16), the oxygen consumption reaction tank (16) inner chamber left side wall is fixedly equipped with a membrane bioreactor (17), the oxygen consumption reaction tank (16) inner chamber right side wall is fixedly equipped with an aeration device (18), the water outlet end of the membrane bioreactor (17) is fixedly provided with a water pump (19), the output end of the water pump (19) is fixedly provided with a water outlet (20), and the right side wall of the oxygen consumption reaction tank (16) is fixedly provided with a dirt concentration tank (21).

2. The domestic sewage treatment apparatus according to claim 1, wherein: the water inlet end of the second water inlet (8) is higher than the bottom of the inner cavity of the settling tank (1), and the water inlet end of the second water inlet (8) is fixedly provided with a filter cover.

3. The domestic sewage treatment apparatus according to claim 1, wherein: and a second water electromagnetic valve is fixedly assembled on the inner wall of the second water inlet (8), a third water electromagnetic valve is fixedly assembled on the inner wall of the third water inlet (12), and a fourth water electromagnetic valve is assembled on the inner wall of the fourth water inlet (15).

4. The domestic sewage treatment apparatus according to claim 1, wherein: the left side wall of the sewage concentration box (21) is fixedly assembled on the right side wall of the anaerobic reaction box (9), the right side wall of the filter box (13) and the right side wall of the oxygen consumption reaction box (16) respectively, and a sewage outlet is formed in the right side wall of the sewage concentration box (21).

5. The domestic sewage treatment apparatus according to claim 3, wherein: the control electric box (22) is electrically output and connected with the motor (5), the control electric box (22) is electrically output and connected with a second electromagnetic valve for water in the second water inlet (8), the control electric box (22) is electrically output and connected with a third electromagnetic valve for water in the third water inlet (12), the control electric box (22) is electrically output and connected with a fourth electromagnetic valve for water in the fourth water inlet (15), the control electric box (22) is electrically output and connected with the aeration device (18), the control electric box (22) is electrically output and connected with the water pump (19), and the control electric box (22) is electrically input and connected with the pressure sensor (11).