193results about How to "Ensure water safety" patented technology

The invention discloses a faucet water purifier. The faucet water purifier comprises a faucet connecting body and a water purifier body, wherein the faucet connecting body can be connected with a to-be-purified water intake opening; a filtering assembly is arranged in the water purifier body; the water purifier body is communicated with the faucet connecting body; to-be-purified water is led intothe water purifier body by the faucet connecting body; the filtering assembly in the water purifier body is used for purifying the to-be-purified water, and then the purified water is drained out. Thefaucet water purifier has the advantages that multiple filtering functions are realized, multiple impurities in a running water body can be filtered and removed, and the safety in water utilization is guaranteed; the faucet water purifier can run at the pressure of running water, the power consumption is avoided, and the energy consumption is low; a filter element structure of the faucet water purifier can be detached, the failed filter element can be regenerated and replaced, and the replacing frequency of the filter element is effectively reduced.

A water quality alarm system and method based on the Internet of Things are characterized in that if a water quality alarm platform determines that the on-site water quality of a water quality testing station exceeds standards according to the on-site water quality data of the water quality testing station in a city, and there is a target registered loudspeaker device, in the city, from which the linear distance to the position of the water quality detection station is calculated and determined to be shorter than a predetermined threshold value, an automatic alarm audio containing the position information of the water quality detection station, of which the water quality exceeds the standards, is sent to the target loudspeaker device through the Internet of Things, and the position information of the water quality detection station, of which the water quality exceeds the standards, is reported to a flood control center station, and the target loudspeaker device plays the automatic alarm audio. Timely water quality exceeding standard alarm can be given, and water consumption safety of a city can be ensured.

The invention provides a water quality safeguard system and a water quality safeguard method for a drinking water reservoir. According to the water quality safeguard system and the water quality safeguard method, an automatic water quality monitoring mechanism, a water inflow regulating and controlling mechanism, a reservoir area water ecology mechanism and a water outflow regulating and controlling mechanism are adopted to treat raw water which flows from a river channel into the reservoir. The water quality safeguard system and the water quality safeguard method, provided by the invention, have a wide application range, play a favorable role in water qualification and water quality safeguard of drinking water reservoirs in plain and mountain areas, have the advantages of high water quality safeguard property, good water qualification effect and high water supply safety, reflect the concepts of ecological preservation, low carbon, environmental protection and the like, have high economy, high practicability and wide applicability, are especially suitable to popularize and apply among drinking water reservoirs with unstable raw water quality, long water retention time, eutrophication risks, low water supply assurance rates and emergency water storage functions.

The invention discloses a multi-air-chamber surfboard made of double wall fabric and a manufacturing method thereof. The surfboard comprises a surfboard body provided with two or more than two air chambers. Each air chamber is provided with an aerating plug. The air chambers are connected through annular material pieces and meanwhile separated through separation belts. The annular material pieces are arranged in parallel on the upper lateral edges and the lower lateral edges of separation belts. The surfboard body is made of the double wall fabric. The surfboard is divided into a plurality of independent air chambers. In use, when any one of the air chambers is subjected to air leakage or damaged and broken, buoyancy of other air chambers can still bear the weight of a surfer who can be ensured to return to a shore safely, and personal safety of the surfer can be ensured.

The invention discloses an electroporation disinfecting device, method and application of nanowire modified three-dimensional electrodes, and belongs to the technical field of water treatment and disinfection. The device consists of two nanowire modified three-dimensional electrodes, two insulation slots, two wires, a plastic net and a power supply, wherein the two nanowire modified three-dimensional electrodes are respectively fixed to the two insulation slots, the space between the two nanowire modified three-dimensional electrodes is equal to or larger than 5mm, and the plastic net is placed between the two nanowire modified three-dimensional electrodes; the two nanowire modified three-dimensional electrodes are respectively connected with the positive electrode and the negative electrode of the power supply through the two wires. After the power supply is switched on, water to be treated is disinfected through the nanowire modified three-dimensional electrodes. According to the disinfecting method, low-voltage operation is utilized, the electrolytic reaction of a solution is avoided, chlorine is not generated, and efficient safe disinfection is realized; during the disinfection, the cell membrane structure of microorganisms is destroyed, the revival phenomenon cannot occur, the water safety is further guaranteed, and the disinfecting method can be widely used in the technical field of the water treatment and the disinfection.

The invention discloses a water quality collaborative management platform system for secondary water supply, which relates to the field of water supply. The secondary water supply collaborative management platform system at least comprises a management control unit, a water level management unit, a water quantity management unit, a water quality management unit, a cleaning management unit, a cloudstorage unit, a data analysis query unit and an account / bill management unit. The management control unit is used for managing all data and communication in the platform system, and each sub-management unit connects and communicates with the client and the cloud server through the management control unit. The secondary water supply cooperative management platform system provided by the inventionutilizes the information means of the internet of things, strengthen the supervision of secondary water supply facilities and water quality. Adopting the concept of Internet +, using industrial Internet, through asset management, operation management and visualization of water quality safety, etc., the whole life cycle management of water supply facilities is realized, and online operation monitoring is carried out, which solves the problems of information island and business cooperation among multiple organizations.

The invention discloses a water drinking device. The device comprises a device body, a water bag, a water purifying device and an exhausting device; a water outlet is formed in the machine body; the water bag is connected to the machine body, wherein the water bag is provided with a water opening; an exhaust opening is formed in the top part of the water bag; the water opening is respectively connected with a water source and the water outlet; the water purifying device is connected between the water bag and the water source and used for purifying water flowing from the water source into the water bag; the exhaust device is connected to the exhaust opening and used for exhausting air from the water bag to the outside. According to the water drinking device, the exhaust device is arranged at the exhaust opening of the water bag, so that air in the water bag can be exhausted to the outside through the exhaust device; in addition, air outside the water bag cannot enter the water bag, and therefore, air in the water bag can be exhausted cannot enter the water bag, and as a result, the purified water in the water bag is avoided being in contact with the outside air, the resulting secondary pollution is avoided, and the water drinking safety can be ensured.

The invention provides a method for automatically draining pure water machine RO membrane membrane-immersed polluted water. A single chip microcomputer intelligent control system, a pressure control system, a water quality detection system, a water quality purification system, a water flow control system and pipelines are included. The pressure control system, the water quality detection system, the water quality purification system and the water flow control system are connected through the pipelines. The pressure control system, the water quality detection system, the water quality purification system and the water flow control system are connected with the single chip microcomputer intelligent control system. The single chip microcomputer intelligent control system is provided with an LED display interface and a voice alarm reminding device. Membrane-immersed polluted water which does not reach the standard after a short halt is drained from a membrane-immersed water drainage electromagnetic valve through the single chip microcomputer by dynamically detecting a TDS value of tap water, a TDS value of purified water, the accumulated water producing capacity and other data.

An embodiment of the invention discloses a water quality warning system and method applied to an outdoor display screen. The water quality warning system is characterized in that when field water quality of a certain water quality monitoring station of a city in which a water quality warning platform is positioned exceeds warning water quality, the water quality warning platform can send position information of the water quality monitoring station with the field water quality exceeding standards and a name of a street around the water quality monitoring station to an outdoor display screen monitoring platform through the Internet of Things; when the outdoor display screen monitoring platform judges that a target outdoor display screen in a working state exists on the street having the name, water quality warning information including the position information of the water quality monitoring station is sent to the target outdoor display screen through the Internet of Things; the target outdoor display screen outputs the water quality warning information. By the water quality warning system and method, warning on standard exceeding of water quality can be realized timely to ensure water using safety of the city.

The invention relates to wireless sensing technology, modern network technology, wireless communication technology, and distributed intelligent information processing technology, specifically to a real-time monitoring system of a lake water index based on ZigBee. The technical problems that through conventional water sample monitoring, a sample is taken out and is detected in a laboratory, so that the efficiency is low, the cost is high, and the lake water cannot be continuously detected, and water quality of an area where a worker cannot arrive is difficult to monitor are solved. The system enables sensors with same or different functions to form a networked and intelligentized sensing internet, thereby improving monitoring capability of the sensors used for monitoring parameters of a lake. Data is collected through front-end equipment monitoring, data remote transmission and a central system software platform, so that a monitoring center can monitor and analyze data of monitoring positions in a whole area in a simple economical measurement manner. Change of water quality of lake water resources can be monitored on the internet in real time.

The invention discloses a sterilization method and device used for a water heater system, and relates to the field of water heaters. The sterilization method and device are used for solving the problem that water in an existing water heater system can not be comprehensively sterilized. The method includes the steps of determining whether the water temperature, measured through a temperature sensor, in a water tank is larger than or equal to a preset temperature or not through a controller; controlling a heating device to heat water in the water tank if the water temperature in the water tank is smaller than the preset temperature till the controller determines that the water temperature, measured through the temperature sensor, in the water tank is larger than or equal to the preset temperature, and controlling a water pump to circulate water in the water heater system within the first preset time if the water temperature in the water tank is larger than or equal to the preset temperature so that sterilization can be conducted at the preset temperature. The method can be used for comprehensive sterilization of the water heater system.

The numerically controlled constant-temperature water conveying device is one device to make water heater output constant-temperature hot water. The technological scheme includes connecting CPU to operating unit, display, temperature collector and numerically controlled driver; and connecting the mechanical water mixer to the temperature collector and the numerically controlled driver. The temperature collector consists of non-shielded anti-jamming amplifier, temperature sensor connected to the input of the amplifier and A / D converter connected to the output of the amplifier. The mechanical water mixer consists of water mixing seat, water mixing chamber, cold water inputting controller and hot water inputting controller. The present invention has the functions of controlling the temperature of the electric water heater and outputting constant-temperature hot water, and may be used to replace available electric control board.

The invention relates to a steel band reinforced antibacterial PE (polyethylene) water supply pipe and a preparation method thereof. The steel band reinforced antibacterial PE water supply pipe sequentially comprises an antibacterial layer, an inner PE layer, a steel band layer and an outer PE layer from interior to exterior. The preparation method comprises the following steps of precoating the steel band layer with the inner PE layer; respectively extruding the antibacterial layer and the outer PE layer to the inner side and the outer side of the steel band layer precoated with the inner PE layer. The steel band reinforced antibacterial PE water supply pipe has the characteristics that the strength is high, the corrosion-resistant property is realized, the service life is long, the environment-friendly and sanitation effects are realized, the pollution is avoided, the connection property is firm and reliable, the sealing property is strong, the water leakage is avoided, the blasting is avoided, and the like; the preparation method of the steel band reinforced antibacterial PE water supply pipe has the advantages that the steel band reinforced antibacterial PE water supply pipe with the characteristics can be prepared; the antibacterial layer, the inner PE layer and the outer PE layer are co-extruded to the steel band layer, and all the layers can be melted to form a firm non-disengaging whole structure, so that the use of hot melt glue is avoided.

The invention discloses a method for detecting escherichia coli in water by in-situ forming a Raman enhanced substrate. The method comprises the following steps: specifically binding oxidized graphene commonly modified by glucose oxidase and escherichia coli antibodies to the surface of escherichia coli; and then adding a silver nano seed, catalyzing glucose to generate hydrogen peroxide by using the glucose oxidase on the surface of the oxidized graphene, reacting hydrogen peroxide with silver ion to promote the growth of the silver nano seed so as to form silver nanoparticles, adsorbing the silver nanoparticles on the surface of the oxidized graphene, in-situ forming a Raman enhanced substrate; adsorbing the Raman reporter molecule on the surface of the oxidized graphene; combining the common Raman enhancing effects of the silver nanoparticles and the oxidized graphene so as to detect the escherichia coli.

The invention provides a water purifying device, and a self-cleaning filtering system and method. According to the invention, concentrated water is electrolyzed, acid water, alkaline water and pure water are simultaneously generated, the three kinds of water sequentially clean a RO membrane according to a set sequence (pure water is used finally), compared with physical cleaning, the efficiency is higher, chemical cleaning and physical cleaning are combined, the cleaning effect is better, acid and alkali residues are avoided, membrane pollution is reduced, the service life of the membrane is prolonged, and the water use safety can be ensured. Pure water generated by an electrodialysis cleaning unit is used for cleaning the RO membrane cleaned by acid water and alkaline water, so that residual acid and alkali are removed, concentrated water on the raw water side can be replaced, ions in the concentrated water are prevented from passing through the membrane, and the problem of high TDS value of effluent caused by shutdown and restart of the water purifying device is solved; and the production of wastewater can be effectively reduced.

The invention provides a movable type oil-water separator. The movable type oil-water separator comprises a cuboid-shaped box body, wherein travelling wheels are arranged at the bottom of the box body; the box body is internally provided with a first chamber, a second chamber, a third chamber and a fourth chamber in sequence from left to right; the top of the first chamber is communicated with the top of the second chamber; the bottom of the second chamber is communicated with the bottom of the third chamber; the top of the third chamber is communicated with the top of the fourth chamber; a water inlet pipe connector, which is communicated with the first chamber, is arranged at the lower part of the left side of the box body; an oil collection box is arranged at the upper part of the front side of the box body; a rotary type oil conveying pipe assembly, which stretches into the oil collection box, is arranged in each of the first chamber and the second chamber in the box body. The movable type oil-water separator provided by the invention can be used for effectively separating oil-water mixed sewage and the like and reducing the pollution degree of a water body, so that the quality safety of the water body is ensured and the water use safety of production and life of coastal urban residents is ensured.

The invention relates to the technical field of cultivation, in particular to a fall circulation type land pool fish culture process. In order to solve the problems about automatic detection on the water quality of the land fish culture pool, no equipment for increasing gas, water cyclic utilization and environmental protection of discharge water, the process comprises a farm area and is characterized in that a water storage early-warning pool is arranged at a water inlet of the farm area; the farm area is divided into an upper half area and a lower half area; water passing through the water storage early-warning pool enters the upper half area of the farm area; the height difference between the upper half area and the lower half area is more than or equal to 1 m; the upper half area is provided with a return water channel; a return water treatment pool is arranged at the tail end of the return water channel; the return water treatment pool is a round pool; a supporting frame is arranged in the middle of the return water treatment pool in the height direction; a gravel layer is arranged above the supporting layer; a buffer pool is arranged beside the return water treatment pool; and the bottom of the buffer pool leads to the lower half area. The process has the advantages of water using safety, obvious oxygen-increasing effect, cyclic utilization of water resources, environmental friendliness and energy conservation.

The invention relates to an effluent monitoring treatment method and a treatment system of a water purifier. The effluent monitoring treatment method of the water purifier comprises the following steps: acquiring water outlet water quality data of a water outlet end of the water purifier; in accordance with the water outlet water quality data, obtaining water quality data of drinking water; when the water quality data of the drinking water conforms to a preset drinking condition, acquiring identification information of a water glass at the water outlet end of the water purifier; when the identification information conforms to a preset effluent condition, generating an opening command; and transmitting the opening command to a valve at the water outlet end of the water purifier, so that the valve is opened. The effluent monitoring treatment device of the water purifier comprises an acquisition module, a computing module, a judging module, a command generating module and a transmitting module. With the application of the effluent monitoring treatment method and the treatment system of the water purifier, the water quality data of a water purifying system of the water purifier is monitored, so that water using safety of users, in particular adolescent users, is guaranteed, and the safety of a water source of water dispenser is greatly improved.

The invention relates to the technical field of membrane separation, and provides a preparation method of an MOFs-PVDF composite ultrafiltration membrane with a sterilization function. The preparation method comprises the following steps of: adding an MOFs material into an aqueous solution containing an iron source and a silver source, and stirring and mixing to obtain a precursor solution; adding a sodium hydroxide solution into the precursor solution, stirring, introducing oxidizing gas, filtering and drying to obtain a modified MOFs material loaded with AgO and FeOOH; and adding hydroxyl-containing PVDF, a modified MOFs material and a pore-foaming agent into an organic solvent to prepare a membrane casting solution, applying the membrane casting solution, and carrying out gel curing in a non-aqueous coagulating bath to obtain the MOFs-PVDF composite ultrafiltration membrane with a sterilization function. The MOFs-PVDF composite ultrafiltration membrane prepared by the method is good in hydrophilicity and strong in anti-pollution capability, has sterilization and antibacterial functions, and can be applied to the field of water treatment.

The invention discloses a water faucet, which comprises a controller, a main body, a water inlet channel and a water outlet channel formed in the main body, a valve body assembly for opening or closing the water inlet channel, and a sterilizing assembly arranged in the main body. The sterilizing assembly comprises a sterilizing channel and a sterilizing device for sterilizing the sterilizing channel; the water inlet channel comprises a first water inlet channel and a second water inlet channel; an outlet of at least one of the first water inlet channel and the second water inlet channel communicates with an inlet of the water outlet channel through the sterilizing channel; and the sterilizing channel and the valve body assembly are electrically connected with the controller. The water faucet provided by the invention can adapt to multiple water source conditions and is rich in functions; and a user can select water in the first water inlet channel and / or the second water inlet channelto sterilize according to the need, so that the use experience of the user is improved.

The invention provides a pressurizing and flow stabilizing automatic controller of a non-negative-pressure pipe network. The pressurizing and flow stabilizing automatic controller comprises a flow stabilizing compensator, a control cabinet and a water supply device. A filter membrane and a reverse flow forming device are arranged in the flow stabilizing compensator. A negative pressure gauge, a valve, a filter, a backflow preventer, an antifouling cut off valve and an ozone generator are sequentially arranged between a running water outlet and an inlet of the flow stabilizing compensator. A liquid level controller, an inlet pressure sensor and a vacuum suppressor are arranged on the top of the flow stabilizing compensator. A security filter and a teletransmission pressure gauge are arranged on an outlet of the flow stabilizing compensator. An outlet pressure sensor is arranged on the outlet of the water supply device. A pressure stabilizing tank, an overpressure protection device, an outlet pressure sensor and a water outlet filter are sequentially arranged between the outlet of the water supply device and a user pipe valve, the user pipe valve is connected with a user water pipe, and a pressurizing pump set and the outlet pressure sensors are connected with the control cabinet. The pressurizing and flow stabilizing automatic controller achieves the purpose of energy-saving non-negative-pressure water supply, and water use safety is guaranteed.

The invention provides a robot-combining alarming method and a system in the internet of things environment. The system is characterized in that when an alarm server detects the on-the-spot water quality of a water quality detection station exceeds the standard in a city thereof, the alarm server sends the location information of the water quality detection station with the on-the-spot water quality thereof exceeding the standard and the names of streets around the above water quality detection station to a vehicle monitoring platform and a robot center through the internet of things. If the vehicle monitoring platform judges that a target vehicle is on one street of the above streets around the water quality detection station, the vehicle monitoring platform sends the water quality alarm information to the target vehicle through the internet of things. The water quality alarm information contains the location information and the name of the water quality detection station with the on-the-spot water quality thereof exceeding the standard. According to the technical scheme of the invention, the water quality standard-exceeding condition can be alarmed just in time, so that the water safety of the city is ensured. The finance arrangement of a financial account corresponding to a user identifier corresponding to a target robot is conducted, so that a target robot is stimulated to participate the alarming process of the water quality standard-exceeding condition.

The invention discloses a water purifier and a water purifier control method. Specifically, the water purifier includes a controller, a first chlorine detection device, a flow control valve, a booster pump, a first adsorption filter core and a second chlorine detection device. The booster pump is communicated with the first adsorption filter core through a pipeline. The first chlorine detection device and the flow control valve are mounted on a water inlet pipeline of the booster pump. The second chlorine detection device is mounted on a water outlet pipeline of the first adsorption filter core. The controller is in electrical connection with the first chlorine detection device, the second chlorine detection device and the flow control valve, and is used for controlling the work of the flow control valve and the booster pump according to the detection result of the first chlorine detection device and the second chlorine detection device. The technical scheme provided by the invention can achieve monitoring of raw water quality, purification of water quality, and improvement of purified water quality.

The invention discloses a water supply system and a water supply scheme of a water-turbine generator set in a heavy sediment-carrying river. The water supply system achieves switch of multiple water supply schemes through a combination of a four-way valve and a three-way valve; one of the water supply schemes is selected according to external conditions, normal operation of the water-turbine generator set on any conditions is guaranteed, and purposes of safety and saving energy are achieved. Meanwhile, water supply directions can be switched by the four-way valve, the purpose of water supply in forward and reverse is achieved, silt depositing in pipelines and blocking the pipelines are avoided, and the cooling effect of the water-turbine generator set is improved. The water supply system and the water supply scheme of a water-turbine generator set in the heavy sediment-carrying river has the advantages that not only technical water supply schemes can be switched flexibly according to water quality situation of the water source, but also the water supply is safe, reliable and energy-saving and the like.

The invention provides a water purifier for purification treatment of running water. The water purifier comprises a water tank, a water storage device and a control cabinet, wherein a first filter, a first water pump, a second water pump and an ozone generator are arranged between the water inlet of the water purifier and the water inlet of the water tank, a backflow forming device and a water tank filter net are arranged in the water tank, a water tank water outlet is formed in the bottom of the water tank and connected with the second water pump, the second water pump is connected with the water storage device, the water storage device comprises a water purifying cavity, a pressurizing delivery cavity and a water storage cavity, an automatic cleaning device is arranged in the water purifying cavity, an ultraviolet light disinfecting device is arranged at an outlet of the water storage cavity, a water storage device water outlet is formed in the right side of the water storage device and connected with a second filter, and the second filter is connected with a water outlet of the water purifier. The water purifier is integrated with the multiple functions of water storage, water purification, cleaning and a disinfecting lamp, and the functions are more diversified. Besides, the quality of discharged water is high, so that the water using safety of a user is ensured.

The invention provides an intelligent water meter with a water quality detection function and a warning structure, and relates to the technical field of intelligent water meters. The intelligent watermeter comprises a water meter shell and a connecting pipe, the connecting pipe comprises a water inlet pipe and a water outlet pipe, and the water inlet pipe is provided with an electromagnetic valve, the surface of the water meter shell is equipped with an LCD display screen, a microprocessor is in electrical input connection with a turbidity sensor, a pH value detector, a harmful substance detector and a user query module, and the microprocessor is in electrical output connection with a valve control unit and an alarm control circuit. The turbidity of water flow passing through the water meter can be detected through the turbidity sensor, the pH value detector can detect the pH value of the water flow, the harmful substance detector detects harmful substances in the water flow, the water use safety of a user is guaranteed, the whole intelligent water meter can monitor water used by residents in real time, when the water quality goes wrong, a user can be timely reminded to pay attention, and the water use safety of the user is guaranteed.

The invention provides a backflow preventer with a built-in filter screen and no external piping. The backflow preventer comprises a valve body I and a valve body II which are in threaded connection and communication; when a valve is closed, a valve plate I leftwards linearly moves to be tightly attached to a sealing surface on the valve body I under the action of a spring I; and meanwhile, a valve plate II leftwards linearly moves to be tightly attached to a sealing surface on a valve seat under the action of a spring II. A diaphragm is arranged in a control chamber of a drain opening; the periphery of the diaphragm is laid on the top end surface of a sealing gasket, is covered by a lower cover and is fastened at the drain opening of the valve body to form the control chamber; and water of a water inlet enters the control chamber through a through hole in the valve body I to push the diaphragm to upwards or downwards move. The backflow preventer has the beneficial effects that: according to the backflow preventer with the structure, a pressure medium in a pipeline can be strictly limited and can only flow in one way; the structure is compact; a mounting space is saved; the requirements that a backflow medium in a pipeline or a medium positioned at the criticality backflow can be discharged out of the pipe at any work condition can be met; air isolation is formed; no plug-in accessories are required; the safety of water supply is ensured; and the pollution is prevented.

The invention provides a water purifier with an intelligent alarm function of changing a filter element. The water purifier comprises a single chip microcomputer intelligence control system, a pressure control system, a water quality detection system, a water quality purification system, a flow control system and pipelines. The pressure control system, the water quality detection system, the water quality purification system and the flow control system are connected by the pipelines; the pressure control system, the water quality detection system, the water quality purification system and the flow control system are connected with the single chip microcomputer intelligence control system; and the single chip microcomputer intelligence control system is provided with an LED display interface and a voice alarm device. The water purifier with the intelligent alarm function of changing the filter element is suitable for detection and control of the household, commercial and large industrial pure water equipment, can fully guarantee the water safety of users, can reduce the worry of users, can reduce the maintenance cost and filter element waste, and has very strong market and economic value.

The invention discloses a household water quality classification water purification system, which consists of a water inlet accessing municipal tap water, a pre-filter system, a water softening system, a water purification system, a wastewater collection and conveying system, a water quality detection system for detecting the water quality of all systems, a pre-warning system for giving warning signals when water quality is abnormal, and a central control and display system connected to the water quality detection system and pre-warning system. The water softening system is provided with a reclaimed water storage device for storing soft water, the water purification system is equipped with a feed water storage device for storing pure water, and the wastewater collection and conveying system is provided with a sewage storage device for storing wastewater. According to different uses of users, the system divides the introduced tap water into three grades, improves the quality of household water and avoids waste of water resources. The water quality information is sent by the water quality detection system to the central control and display system to display to users in digital form. When the water quality exceeds the standard or is abnormal, the pre-warning system can give a warning signal to guarantee users' water safety.

The invention discloses a waterway system of a multifunctional water dispenser and the multifunctional water dispenser, the multifunctional water dispenser has a water taking mode and a first sterilization mode, and the waterway system comprises a water tank assembly; a water taking assembly; the first water path is connected with the water tank assembly and the water taking assembly and is provided with a refrigeration assembly; the second water path is connected with the water tank assembly and the water taking assembly and is provided with a heating assembly; the third water path is connected with the second water path and the water tank assembly, and in the water taking mode, at least one of the first water path and the second water path is conducted; and in the first sterilization mode, the second water path is communicated with the third water path, so that water flow circularly flows between the water tank assembly and the heating assembly. According to the waterway system, the multifunctional water dispenser has the functions of cold water, hot water, normal-temperature water and sterilization, the functions are diversified, the situation that the waterway system breeds bacteria in a humid environment is avoided, water using safety is guaranteed, the functions of water heating and sterilization are achieved through the heating assembly, and the number of parts and the production cost are reduced.