CN210313815U

CN210313815U - Sewage treatment system

Info

Publication number: CN210313815U
Application number: CN201920970857.4U
Authority: CN
Inventors: 宋兵
Original assignee: Guangzhou Qingliu Environmental Protection Technology Co ltd
Current assignee: Guangzhou Qingliu Environmental Protection Technology Co ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-14
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a sewage treatment system, include the greasy dirt water pretreatment device who passes through drainage pipe intercommunication with the kitchen water system, the washing water pretreatment device who passes through water piping connection with bathroom water system, the mixing tank who all communicates with greasy dirt water pretreatment device and washing water pretreatment device, with the anaerobic treatment room of mixing tank intercommunication, with the aerobic treatment room of anaerobic treatment room intercommunication, with the one-level storage water tank of aerobic treatment room intercommunication, the PH value regulating box who links to each other with the one-level storage water tank, the second grade water purification installation who communicates with the PH value regulating box, and the purified water storage tank who communicates with second grade water purification installation. Through the design, the utility model discloses a sewage treatment system is applicable to the sewage treatment of the distributed resident household in rural area, realizes the recycle of sewage, has reduced the pollution of direct emission to the environment, has practiced thrift the water resource. Therefore, the method has high use value and popularization value.

Description

Sewage treatment system

Technical Field

The utility model relates to a sewage treatment field, specifically speaking relates to a sewage treatment system.

Background

Sewage treatment is a process of purifying sewage to meet the requirement of draining a certain water body or reusing the water body. 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. If the treatment is not up to standard, the substances enter the environment and can cause wide and serious harm to the ecological environment and human beings, even the substances are enriched in organisms through food chains, respiration or direct contact paths, so that the substances pose a threat to the organisms and human health, and even cause gene mutation or induce cancer when the substances are serious.

Domestic sewage is closely related to daily life of people, and generally in cities, a relatively perfect sewage treatment system is provided for carrying out centralized treatment on domestic sewage of urban residents. For rural areas, sewage is scattered due to the scattered geographical distribution characteristics of villages, and is difficult to collect and treat in a centralized manner. The untreated domestic sewage flows to low-lying places, ditch and pond reservoirs and rivers along the open drain, serious pollution is caused to the rural surrounding water environment, the water body is blackened and smelled, the physical health of surrounding residents is seriously threatened, the normal life and agricultural production of the surrounding residents are influenced, and the development of rural economy is hindered. Therefore, it is necessary to design a sewage treatment system suitable for rural areas according to the characteristics of rural domestic sewage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage treatment system mainly solves the unable centralized processing of rural area distributed sewage, and sewage discharges at will, causes environmental pollution, wastes the problem of water resource.

In order to achieve the above object, the utility model adopts the following technical scheme:

a sewage treatment system comprises an oil sewage pretreatment device communicated with a kitchen water system through a drainage pipeline, a washing water pretreatment device connected with a toilet water system through a drainage pipeline, a mixed water tank communicated with the oil sewage pretreatment device and the washing water pretreatment device, an anaerobic treatment chamber communicated with the mixed water tank, an aerobic treatment chamber communicated with the anaerobic treatment chamber, a primary water storage tank communicated with the aerobic treatment chamber, a pH value adjusting tank connected with the primary water storage tank, a secondary water purification device communicated with the pH value adjusting tank, and a purified water storage tank communicated with the secondary water purification device; wherein, all the devices provide power for the flow of the water body through the water pump.

Further, the oil sewage pretreatment device comprises a first box body, a solid-liquid separation chamber, a crude oil filtering chamber, a fine oil filtering chamber and a water storage chamber which are arranged in the first box body and are sequentially communicated, a fine mesh inclined plate which is arranged in the crude oil filtering chamber and used for sticking oil particles, and polypropylene filtering balls which are arranged in the fine oil filtering chamber and used for filtering fine floating oil; wherein, the water storage chamber is communicated with the mixed water tank.

Furthermore, the washing water pretreatment device comprises a second box body, a flocculating agent storage cavity arranged in the second box body, a pressure sensor arranged at the bottom of the second box body, a sensing water outlet device electrically connected with the pressure sensor and arranged on the flocculating agent storage cavity, a first water outlet pipe arranged on the second box body and communicated with the mixed water tank, and a first electromagnetic valve arranged on the first water outlet pipe and communicated with the sensing water outlet device.

Furthermore, the anaerobic treatment chamber is internally provided with granular sludge for decomposing organic matters in the water body through anaerobic hydrolysis fermentation.

Preferably, the mixing water tank is further provided with a second water outlet pipe, and the second water outlet pipe is provided with a manual valve.

Further, the primary water storage tank is communicated with a toilet bowl of a toilet through a drain pipe.

Further, the pH value adjusting box comprises a third box body, a pH detector arranged in the third box body, an acidic liquid storage chamber and an alkaline liquid storage chamber which are arranged on the upper portion of the third box body and used for storing acidic liquid, a second electromagnetic valve arranged at a liquid outlet of the acidic liquid storage chamber, a third electromagnetic valve arranged at a liquid outlet of the alkaline liquid storage chamber, a PLC controller connected with the pH detector, the second electromagnetic valve and the third electromagnetic valve, and a stirring device arranged at the bottom of the third box body; wherein, the third box body is communicated with the secondary water purification device through a pipeline.

Furthermore, an active carbon adsorption filter layer and a chlorine dioxide disinfection filter layer are arranged in the secondary water purification device.

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

(1) the utility model discloses a miniaturized design, be applicable to the sewage treatment of the distributed resident household in rural area, and carry out the preliminary treatment respectively according to the different polluted water quality of kitchen sewage and bathroom washing sewage, then merge after the preliminary treatment together and carry out organic matter decomposition treatment, and carry out acid-base neutralization to the quality of water after handling through pH regulating water tank, make it accord with acid-base standard, water after neutralizing through second grade water purification installation at last is disinfected the purification to acid-base, make it can reach and use as water standard such as laundry, thereby realize the reuse of sewage, reduce pollution discharge, the using water wisely.

(2) The utility model discloses a still set up the second outlet pipe on mixing the water tank to utilize manual valve to drain, can be used for watering the irrigation of plants such as flowers with this part water source that has not carried out organic matter decomposition yet. And the primary water storage tank is communicated with the toilet bowl in the toilet through the drain pipe, so that water meeting the water quality requirement of the toilet bowl after primary treatment can be directly used, the burden of subsequent water quality treatment is reduced, and the sewage treatment efficiency is improved.

(3) The utility model discloses still through setting up the pH regulating box, detect the quality of water pH valve after handling to go on neutralization treatment to the superacid overbasing water matter, make it satisfy the pH valve of normal use.

Drawings

Fig. 1 is an overall schematic block diagram of the present invention.

Fig. 2 is the utility model discloses a greasy dirt pretreatment of water device schematic structure.

Fig. 3 is a schematic structural view of the washing water pretreatment device of the present invention.

Fig. 4 is a schematic structural diagram of the pH adjusting box of the present invention.

Wherein, the names corresponding to the reference numbers are:

10-a first box body, 11-a solid-liquid separation chamber, 12-a crude oil filter chamber, 13-a fine oil filter chamber, 14-a water storage chamber, 15-a fine mesh inclined plate, 16-a polypropylene filter ball, 20-a second box body, 21-a flocculant storage chamber, 22-a pressure sensor, 23-an induction water outlet device, 24-a first water outlet pipe, 25-a first electromagnetic valve, 30-a third box body, 31-a pH detector, 32-an acidic liquid storage chamber, 33-an alkaline liquid storage chamber, 34-a second electromagnetic valve, 35-a third electromagnetic valve and 36-a stirring device.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

Examples

As shown in fig. 1-4, the utility model discloses a sewage treatment system, include the greasy dirt water pretreatment device who passes through the drainage pipe intercommunication with the kitchen water system, pass through water piping connection's washing water pretreatment device with bathroom water system, the mixing tank who all communicates with greasy dirt water pretreatment device and washing water pretreatment device, with mixing tank intercommunication and being provided with the anaerobic treatment room that is arranged in making the organic matter in the water pass through the granular sludge that anaerobic hydrolysis fermentation decomposed, the aerobic treatment room with anaerobic treatment room intercommunication, the one-level storage water tank with aerobic treatment room intercommunication, the pH value regulating box that links to each other with the one-level storage water tank, the second grade water purification installation with pH value regulating box intercommunication, and the purified water storage water tank with second grade water purification installation intercommunication. An active carbon adsorption filter layer and a chlorine dioxide disinfection filter layer are arranged in the secondary water purification device. Wherein, all the devices provide power for the flow of the water body through the water pump.

The mixed water tank is also provided with a second water outlet pipe, the second water outlet pipe is provided with a manual valve, and a water source which is not subjected to organic matter decomposition in the mixed water tank is used for irrigation of plants such as flower watering. Meanwhile, the primary water storage tank is communicated with the toilet bowl in the toilet through the drain pipe, so that water meeting the water quality requirement of the toilet bowl after primary treatment can be directly used, the burden of subsequent water quality treatment is reduced, and the sewage treatment efficiency is improved.

The oil sewage pretreatment device comprises a first box body 10, a solid-liquid separation chamber 11, a crude oil filtering chamber 12, a fine oil filtering chamber 13 and a water storage chamber 14 which are arranged in the first box body 10 and are sequentially communicated, a fine mesh hole inclined plate 15 which is arranged in the crude oil filtering chamber 12 and is used for sticking oil particles, and a polypropylene filtering ball 16 which is arranged in the fine oil filtering chamber 13 and is used for filtering fine floating oil; wherein the water storage chamber 14 is communicated with the mixing water tank.

The washing water pretreatment device comprises a second box body 20, a flocculant storage chamber 21 arranged in the second box body 20, a pressure sensor 22 arranged at the bottom of the second box body 20, a sensing water outlet device 23 electrically connected with the pressure sensor 22 and arranged on the flocculant storage chamber 21, a first water outlet pipe 24 arranged on the second box body 20 and communicated with the mixed water tank, and a first electromagnetic valve 25 arranged on the first water outlet pipe 24 and communicated with the sensing water outlet device 23. When the water pressure value of the pressure sensor 22 reaches a set minimum value, the second electromagnetic valve is closed.

In order to enable the pH value of the water to reach the use standard, the pH value adjusting box comprises a third box body 30, a pH detector 31 arranged in the third box body 30, an acidic liquid storage chamber 32 arranged at the upper part of the third box body 30 and used for storing acidic liquid, an alkaline liquid storage chamber 33 used for storing alkaline liquid, a second electromagnetic valve 34 arranged at the liquid outlet of the acidic liquid storage chamber 32, a third electromagnetic valve 35 arranged at the liquid outlet of the alkaline liquid storage chamber 33, a PLC (programmable logic controller) connected with the pH detector, the second electromagnetic valve 34 and the third electromagnetic valve 35, and a stirring device 36 arranged at the bottom of the box body; wherein the third tank 30 is communicated with the secondary water purification apparatus through a pipe.

Through the above design, the utility model discloses a sewage treatment system is applicable to the sewage treatment of the distributed resident household in rural area, and carry out the preliminary treatment respectively according to the different polluted water quality of kitchen sewage and bathroom washing sewage, then merge after the preliminary treatment together and carry out organic matter decomposition treatment, and carry out acid-base neutralization to the quality of water after handling through pH adjusting water tank, make it accord with acid-base standard, water after neutralizing through second grade water purification installation is to acid-base at last disinfects and purifies, make it can reach and use as water standard such as laundry, thereby realize the reuse of sewage, reduce pollution discharge, the using water wisely. Therefore, the method has high use value and popularization value.

The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.

Claims

1. A sewage treatment system is characterized by comprising an oil sewage pretreatment device communicated with a kitchen water system through a drainage pipeline, a washing water pretreatment device connected with a toilet water system through a drainage pipeline, a mixed water tank communicated with the oil sewage pretreatment device and the washing water pretreatment device, an anaerobic treatment chamber communicated with the mixed water tank, an aerobic treatment chamber communicated with the anaerobic treatment chamber, a primary water storage tank communicated with the aerobic treatment chamber, a pH value adjusting tank connected with the primary water storage tank, a secondary water purification device communicated with the pH value adjusting tank and a purified water storage tank communicated with the secondary water purification device; wherein, all the devices provide power for the flow of the water body through the water pump.

2. The sewage treatment system according to claim 1, wherein the sewage pretreatment device comprises a first tank body (10), a solid-liquid separation chamber (11), a crude oil filtering chamber (12), a fine oil filtering chamber (13) and a water storage chamber (14) which are arranged in the first tank body (10) and communicated in sequence, a fine mesh inclined plate (15) which is arranged in the crude oil filtering chamber (12) and used for viscous oil particles, and a polypropylene filtering ball (16) which is arranged in the fine oil filtering chamber (13) and used for filtering fine floating oil; wherein the water storage chamber (14) is communicated with the mixed water tank.

3. The sewage treatment system according to claim 2, wherein the washing water pretreatment device comprises a second tank (20), a flocculant storage chamber (21) disposed in the second tank (20), a pressure sensor (22) disposed at the bottom of the second tank (20), a sensed water outlet device (23) electrically connected to the pressure sensor (22) and disposed on the flocculant storage chamber (21), a first water outlet pipe (24) disposed on the second tank (20) and communicated with the mixing water tank, and a first electromagnetic valve (25) disposed on the first water outlet pipe (24) and electrically connected to the sensed water outlet device (23).

4. The wastewater treatment system according to claim 3, wherein the anaerobic treatment chamber is provided with granular sludge for decomposing organic matters in the water body by anaerobic hydrolysis fermentation.

5. The sewage treatment system of claim 4, wherein the mixing tank is further provided with a second water outlet pipe, and the second water outlet pipe is provided with a manual valve.

6. The wastewater treatment system of claim 5, wherein the primary storage tank is further in communication with a toilet bowl of a toilet through a drain pipe.

7. The sewage treatment system according to claim 6, wherein the pH value adjusting tank comprises a third tank (30), a pH detector (31) arranged in the third tank (30), an acidic liquid storage chamber (32) arranged at the upper part of the third tank (30) for storing acidic liquid and an alkaline liquid storage chamber (33) for storing alkaline liquid, a second solenoid valve (34) arranged at the liquid outlet of the acidic liquid storage chamber (32), a third solenoid valve (35) arranged at the liquid outlet of the alkaline liquid storage chamber, a PLC controller connected with the pH detector (31), the second solenoid valve (34) and the third solenoid valve (35), and a stirring device (36) arranged at the bottom of the third tank (30); wherein the third tank (30) is in communication with a secondary water purification device through a pipe.

8. The wastewater treatment system according to claim 7, wherein an activated carbon adsorption filtration layer and a chlorine dioxide disinfection filtration layer are arranged in the secondary water purification device.