CN114477581A - Urban and rural global or regional direct drinking water supply method - Google Patents

Urban and rural global or regional direct drinking water supply method Download PDF

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Publication number
CN114477581A
CN114477581A CN202210144113.3A CN202210144113A CN114477581A CN 114477581 A CN114477581 A CN 114477581A CN 202210144113 A CN202210144113 A CN 202210144113A CN 114477581 A CN114477581 A CN 114477581A
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water supply
water
direct drinking
urban
drinking water
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陆科栋
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/22—Ionisation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00—Methods or layout of installations for water supply
    • E03B1/02—Methods or layout of installations for water supply for public or like main supply for industrial use
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/02—Public or like main pipe systems
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
    • E03B7/074—Arrangement of water treatment devices
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
    • E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
    • E04H1/1205—Small buildings erected in the open air
    • E04H1/1238—Shelters for engines, e.g. electrical meter housings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/20—Method-related aspects
    • A61L2209/21—Use of chemical compounds for treating air or the like
    • A61L2209/212—Use of ozone, e.g. generated by UV radiation or electrical discharge
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • C02F1/325—Irradiation devices or lamp constructions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/02—Non-contaminated water, e.g. for industrial water supply
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2307/00—Location of water treatment or water treatment device
    • C02F2307/14—Treatment of water in water supply networks, e.g. to prevent bacterial growth

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Architecture (AREA)
  • Veterinary Medicine (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

The invention relates to the technical field of urban and rural water supply, and discloses an urban and rural global or regional direct drinking water supply method; the urban and rural global or regional direct drinking water supply method comprises the following steps: s1: dividing areas; s2: transforming a pipe network; s3: secondary purification; s4: detecting the water quality; s5: data transmission, the invention carries out regional division to the urban and rural areas needing direct drinking water supply, then establishes the station house, directly carries out secondary lifting to the end water quality of the urban and rural pipe network through the station house, and then changes the material of the pipeline before entering the house, so that the water quality and taste of the tap water entering the house of the residents are further improved, the water quality lifting effect is obvious, the management operation and maintenance cost is low and convenient, compared with the mode of lifting the water quality through pipe network transformation, cleaning and the like, the integrated, automatic control and remote water purification equipment has the advantages of visual and convenient operation and maintenance, lower cost and simpler circulating pipeline, thereby ensuring the circulating effect.

Description

Urban and rural global or regional direct drinking water supply method
Technical Field
The invention belongs to the technical field of urban and rural water supply, and particularly relates to a method for supplying urban and rural global or regional direct drinking water.
Background
The tap water is water which is purified and disinfected by a tap water treatment plant and is produced by the tap water treatment plant and meets the corresponding standard for life and production of people. The domestic water mainly draws rivers, lakes, underground water and surface water through a water intake pump station of a water plant, is treated by the process flows of precipitation, disinfection, filtration and the like according to the national sanitary standards for drinking water for life by the water plant, and is finally conveyed to each user through a water distribution pump station.
At present, various indexes of factory water and pipe network water of urban and rural water plants reach or exceed the standard of the current national standard GB5749 of sanitary Standard for Drinking Water, but tap water in residents cannot be directly drunk, the main reason is the taste problem of the tap water, and the main reason influencing the taste is the disinfection by-product in the tap water and the secondary pollution of the tap water in partial pipelines and secondary water supply equipment facilities; therefore, improvements are now needed in view of the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a method for supplying urban and rural global or regional direct drinking water, which effectively solves the problems that various indexes of factory water and pipe network water of the urban and rural water works at present meet or exceed the standard of the current national standard of sanitary Standard for Drinking Water GB5749, but tap water of residents in homes cannot be directly drunk, the main reason is the taste of the tap water, the main reason influencing the taste is disinfection byproducts in the tap water, and the secondary pollution of the tap water in partial pipelines and secondary water supply equipment facilities.
In order to achieve the purpose, the invention provides the following technical scheme: a city and countryside universe or regional direct drinking water supply method comprises the following steps:
s1: area division: carrying out regional division on urban and rural areas needing direct drinking water supply, wherein if the urban and rural areas needing direct drinking water supply are small in length and width, radial division is adopted, namely a station house is arranged at the central part, the areas of the station house in different directions are divided into sub-regions, and the sub-regions of the station house in different directions are provided with homoform circulating pipelines through a water collecting and distributing device; if the urban and rural terrain in which direct drinking water supply is needed is narrow and long, straight-line type division is adopted, namely, a station house is arranged at the end part, the area of the station house in the same direction is divided into sub-areas, and circulation pipelines in the same form are arranged in the sub-areas; if the topography of the urban and rural areas needing direct drinking water supply is large, a large secondary increasing system is adopted for division, namely the urban and rural areas needing direct drinking water supply are divided into subareas, and circulating booster pipeline pumps are arranged at inlets or outlets of the subareas and connected with circulating pipelines in the areas;
s2: pipe network transformation: modifying the pipelines in each subregion on the basis of the step S1, modifying the circulating pipelines into plastic-coated stainless steel pipes, arranging filter screen plates at two connecting ports of the plastic-coated stainless steel pipes, arranging flow balance valves on the plastic-coated stainless steel pipes, and carrying out balance test on the installed plastic-coated stainless steel pipes to ensure that the error between the flow balance valves is between 0.01 and 0.03;
s3: secondary purification: on the basis of the step S2, water is supplied through a water supply station, a water source enters a station room through a connecting network pipe between the water supply station and the station room, secondary purification equipment is arranged at the station room, and the secondary purification equipment is used for carrying out secondary purification on the water source and mainly comprises a super filter tank, a security filter tank, a nano filter tank, an ion exchange softening tank, an electrodialysis tank, an ozone sterilization tank and an ultraviolet sterilization tank;
s4: and (3) water quality detection: on the basis of the step S3, performing automatic water quality detection on the water source subjected to secondary purification through water quality detection equipment arranged at a station house, wherein the water quality detection equipment is mainly used for detecting numerical values of PH, iron, manganese, zinc, arsenic, lead, total hardness, chloride, cadmium, oxygen consumption and total soluble solids in the water source, and after the numerical values are qualified, performing water source conveying, and conveying the qualified water source to a subregion for water supply;
s5: data transmission: in the working process of the steps S3 and S4, all the secondary purification process data, the water quality detection data and the flow data during water source delivery are delivered to the background management end, and the background management end performs real-time monitoring.
Preferably, in step S1, the same-path circulating pipeline laid underground in the sub-area is made of a plastic-coated stainless steel pipe, the riser of the corridor in the sub-area is made of a thin-walled stainless steel pipe, and the pipeline in the residential room in the sub-area is also made of a plastic-coated stainless steel pipe.
Preferably, in step S2, the plastic-coated stainless steel pipe has corrosion resistance, can withstand corrosion of 0.4ppm/L to 2ppm/L concentration ozone water solution, and can withstand 500kg/m2-1000kg/m2The high-rise pipe network can bear the internal pressure of 2.1MPa to 5 MPa.
Preferably, in step S2, the filter screen plate includes one or more of an ultrafiltration membrane, a nanofiltration membrane, an ion exchange membrane, and a semipermeable membrane.
Preferably, in step S3, when the water supply station supplies water, the flow rate of water in the network pipe is set to 1.5m/S to 3m/S, and other pipes, except the domestic water network pipe and the station room service pipe, cannot enter the secondary purification equipment.
Preferably, in step S3, an air sterilization device is disposed at the secondary purification equipment, and the air sterilization device includes one or a combination of an aerosol sprayer, an ozone generator, and a negative ion generator.
Preferably, in step S4, the water quality detecting device includes one or a combination of several of an ammonia nitrogen detector, a total phosphorus rapid analyzer, a total nitrogen detector, a COD/ammonia nitrogen/total phosphorus/total nitrogen multi-parameter analyzer, a COD/total phosphorus water quality analyzer, a COD/ammonia nitrogen/total nitrogen water quality analyzer, an ammonia nitrogen/total phosphorus/total nitrogen portable water quality analyzer, a sewage five-parameter analyzer, and a tap water/sewage detector.
Preferably, in step S5, the specific carrier of the background management end is one or a combination of several of a computer terminal, a PC terminal, a mobile phone terminal, or a notebook terminal, and the background management end establishes a connection with the station room in a wireless connection manner.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, by carrying out regional division on urban and rural areas needing direct drinking water supply, building a station house, directly carrying out secondary lifting on the end water quality of an urban and rural pipe network through the station house, and then changing the material of a pipeline before entering the house, the water quality and taste of tap water entering the house of residents are further improved, and the water quality lifting effect is obvious;
2. the invention has low and convenient management and operation cost, uses integrated, automatic control and remote water purification equipment, has intuitive and convenient operation and maintenance and lower cost compared with the mode of improving water quality by pipe network transformation, cleaning and the like, and ensures that a circulating pipeline is simpler after the district division is carried out in urban and rural areas needing direct drinking water supply, thereby ensuring the circulating effect, and the remote terminal can control the station house and reduce the management cost;
3. the invention can independently select the area needing to improve the water quality, and the centralized area of the residential building carries out the secondary treatment of the end water quality, thereby improving the water quality and the taste.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a flow chart of a city and countryside universe or regional direct drinking water supply method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention provides a technical solution: a city and countryside universe or regional direct drinking water supply method comprises the following steps:
s1: area division: carrying out regional division on urban and rural areas needing direct drinking water supply, wherein if the urban and rural areas needing direct drinking water supply are small in length and width, radial division is adopted, namely a station house is arranged at the central part, the areas of the station house in different directions are divided into sub-regions, and the sub-regions of the station house in different directions are provided with homoform circulating pipelines through a water collecting and distributing device; if the urban and rural terrain in which direct drinking water supply is needed is narrow and long, straight-line type division is adopted, namely, a station house is arranged at the end part, the area of the station house in the same direction is divided into sub-areas, and circulation pipelines in the same form are arranged in the sub-areas; if the topography of the urban and rural areas needing direct drinking water supply is large, a large secondary increasing system is adopted for division, namely the urban and rural areas needing direct drinking water supply are divided into subareas, and circulating booster pipeline pumps are arranged at inlets or outlets of the subareas and connected with circulating pipelines in the areas;
s2: pipe network transformation: modifying the pipelines in each subregion on the basis of the step S1, modifying the circulating pipelines into plastic-coated stainless steel pipes, arranging filter screen plates at two connecting ports of the plastic-coated stainless steel pipes, arranging flow balance valves on the plastic-coated stainless steel pipes, and carrying out balance test on the installed plastic-coated stainless steel pipes to ensure that the error between the flow balance valves is between 0.01 and 0.03;
s3: secondary purification: on the basis of the step S2, water is supplied through a water supply station, a water source enters a station room through a connecting network pipe between the water supply station and the station room, secondary purification equipment is arranged at the station room, and the secondary purification equipment is used for carrying out secondary purification on the water source and mainly comprises a super filter tank, a security filter tank, a nano filter tank, an ion exchange softening tank, an electrodialysis tank, an ozone sterilization tank and an ultraviolet sterilization tank;
s4: and (3) water quality detection: on the basis of the step S3, performing automatic water quality detection on the water source subjected to secondary purification through water quality detection equipment arranged at the station house, wherein the water quality detection equipment is mainly used for detecting numerical values of PH, iron, manganese, zinc, arsenic, lead, total hardness, chloride, cadmium, oxygen consumption and total soluble solids in the water source, and after the numerical values are qualified, performing water source conveying, and conveying the qualified water source to a subregion for water supply;
s5: data transmission: in the working process of the steps S3 and S4, all the secondary purification process data, the water quality detection data and the flow data during water source delivery are delivered to the background management end, and the background management end performs real-time monitoring.
In step S1, the same-path circulating pipeline laid underground in the sub-area is made of a plastic-coated stainless steel pipe, the riser of the corridor in the sub-area is made of a thin-wall stainless steel pipe, and the pipeline in the residential room in the sub-area is also made of a plastic-coated stainless steel pipe; in step S2, the plastic-coated stainless steel pipe needs to have corrosion resistance, can bear the corrosion of 0.4ppm/L-2ppm/L concentration ozone water solution, and the pipeline can bear 500kg/m2-1000kg/m2The high-rise pipe network can bear the internal pressure of 2.1MPa to 5 MPa; the filter screen plate comprises one or a combination of more of an ultrafiltration membrane, a nanofiltration membrane, an ion exchange membrane or a semipermeable membrane; in the step S3, when the water station supplies water, the flow velocity of water flow in the network pipe is set to be 1.5m/S-3m/S, and other pipelines cannot enter the secondary purification equipment except the domestic water network pipe and the station house service pipeline; the secondary purification equipment is provided with an air disinfection device, and the air disinfection device comprises one or a combination of more of an aerosol sprayer, an ozone generator or a negative ion generator; in step S4, the water quality detection equipment comprises an ammonia nitrogen detector, a total phosphorus rapid tester, a total nitrogen detector, and COD/ammonia nitrogen/total phosphorus/total nitrogen multi-parameterOne or more of a tester, a COD/total phosphorus water quality tester, a COD/ammonia nitrogen/total nitrogen water quality tester, an ammonia nitrogen/total phosphorus/total nitrogen portable water quality tester, a sewage five-parameter tester or a tap water/sewage detector; in step S5, the specific carrier of the background management end is one or a combination of several of a computer terminal, a PC terminal, a mobile phone terminal, or a notebook terminal, and the background management end establishes a connection with the station room in a wireless connection manner.
Through the steps, by carrying out regional division on urban and rural areas needing direct drinking water supply, building a station house, directly carrying out secondary lifting on the end-stage water quality of an urban and rural pipe network through the station house, and then changing the material of pipelines before entering the house, the water quality and the taste of tap water entering the house of residents are further improved, and the water quality lifting effect is obvious; the management and operation cost is low and convenient, the integrated, automatic control and remote water purification equipment is used, compared with the mode of improving the water quality by pipe network transformation, cleaning and the like, the operation and the maintenance are visual and convenient, the cost is lower, and after the regional division is carried out in urban and rural areas where direct drinking water supply is needed, the circulating pipeline is simpler, so that the circulating effect is ensured; the area that can independently select to need to promote quality of water, the resident house is concentrated the area and is carried out terminal quality of water secondary treatment, promotes quality of water and taste, does not need "directly drink" the area in industrial area or other, can use former water supply pipe to supply directly.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)

1. A city and countryside universe or regional direct drinking water supply method is characterized in that: the method comprises the following steps:
s1: area division: carrying out regional division on urban and rural areas needing direct drinking water supply, wherein if the urban and rural areas needing direct drinking water supply are small in length and width, radial division is adopted, namely a station house is arranged at the central part, the areas of the station house in different directions are divided into sub-regions, and the sub-regions of the station house in different directions are provided with homoform circulating pipelines through a water collecting and distributing device; if the urban and rural terrain in which direct drinking water supply is needed is narrow and long, straight-line type division is adopted, namely, a station house is arranged at the end part, the area of the station house in the same direction is divided into sub-areas, and circulation pipelines in the same form are arranged in the sub-areas; if the topography of the urban and rural areas needing direct drinking water supply is large, a large secondary increasing system is adopted for division, namely the urban and rural areas needing direct drinking water supply are divided into subareas, and circulating booster pipeline pumps are arranged at inlets or outlets of the subareas and connected with circulating pipelines in the areas;
s2: pipe network transformation: modifying the pipelines in each subregion on the basis of the step S1, modifying the circulating pipelines into plastic-coated stainless steel pipes, arranging filter screen plates at two connecting ports of the plastic-coated stainless steel pipes, arranging flow balance valves on the plastic-coated stainless steel pipes, and carrying out balance test on the installed plastic-coated stainless steel pipes to ensure that the error between the flow balance valves is between 0.01 and 0.03;
s3: secondary purification: on the basis of the step S2, water is supplied through a water supply station, a water source enters a station room through a connecting network pipe between the water supply station and the station room, secondary purification equipment is arranged at the station room, and the secondary purification equipment is used for carrying out secondary purification on the water source and mainly comprises a super filter tank, a security filter tank, a nano filter tank, an ion exchange softening tank, an electrodialysis tank, an ozone sterilization tank and an ultraviolet sterilization tank;
s4: and (3) water quality detection: on the basis of the step S3, performing automatic water quality detection on the water source subjected to secondary purification through water quality detection equipment arranged at a station house, wherein the water quality detection equipment is mainly used for detecting numerical values of PH, iron, manganese, zinc, arsenic, lead, total hardness, chloride, cadmium, oxygen consumption and total soluble solids in the water source, and after the numerical values are qualified, performing water source conveying, and conveying the qualified water source to a subregion for water supply;
s5: data transmission: in the working process of the steps S3 and S4, all the secondary purification process data, the water quality detection data and the flow data during water source delivery are delivered to the background management end, and the background management end performs real-time monitoring.
2. A city and countryside universe or regional direct drinking water supply method as claimed in claim 1, wherein: in step S1, the same-path circulating pipeline laid underground in the sub-area is made of a plastic-coated stainless steel pipe, the riser of the corridor in the sub-area is made of a thin-wall stainless steel pipe, and the pipeline in the residential room in the sub-area is also made of a plastic-coated stainless steel pipe.
3. A city and countryside universe or regional direct drinking water supply method as claimed in claim 1, wherein: in the step S2, the plastic-coated stainless steel pipe needs to have corrosion resistance, can bear the corrosion of 0.4ppm/L-2ppm/L concentration ozone water solution, and the pipeline can bear 500kg/m2-1000kg/m2The high-rise pipe network can bear the internal pressure of 2.1MPa to 5 MPa.
4. A city and countryside universe or regional direct drinking water supply method as claimed in claim 1, wherein: in the step S2, the filter screen plate includes one or a combination of several of an ultrafiltration membrane, a nanofiltration membrane, an ion exchange membrane, and a semipermeable membrane.
5. A city and countryside universe or regional direct drinking water supply method as claimed in claim 1, wherein: in the step S3, when the water station supplies water, the flow rate of water in the network pipes is set to 1.5m/S-3m/S, and other pipes cannot enter the secondary purification equipment except the domestic water network pipes and the station room service pipes.
6. A city and countryside universe or regional direct drinking water supply method as claimed in claim 1, wherein: in the step S3, an air sterilizing device is disposed at the secondary purification equipment, and the air sterilizing device includes one or a combination of several of an aerosol sprayer, an ozone generator, and a negative ion generator.
7. A city and countryside universe or regional direct drinking water supply method as claimed in claim 1, wherein: in step S4, the water quality testing apparatus includes one or a combination of several of an ammonia nitrogen detector, a total phosphorus rapid tester, a total nitrogen detector, a COD/ammonia nitrogen/total phosphorus/total nitrogen multi-parameter tester, a COD/total phosphorus water quality tester, a COD/ammonia nitrogen/total nitrogen water quality tester, an ammonia nitrogen/total phosphorus/total nitrogen portable water quality tester, a sewage five-parameter tester, and a tap water/sewage detector.
8. A city and countryside universe or regional direct drinking water supply method as claimed in claim 1, wherein: in step S5, the specific carrier of the background management end is one or a combination of several of a computer terminal, a PC terminal, a mobile phone terminal, or a notebook terminal, and the background management end establishes a connection with the station room in a wireless connection manner.
CN202210144113.3A 2022-02-17 2022-02-17 Urban and rural global or regional direct drinking water supply method Withdrawn CN114477581A (en)

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