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.

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 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.

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 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 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 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 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.