87 results about "Water supply" patented technology

A Misting Blanket Fire Protection system is a solution for preventing buildings from being destroyed by wildfires. The system is easy to install and is an independent system that is able to operate independently from electricity and water supply from the city. This invention is a movable system which composes of a misting blanket, a water source and an engine water pump. The misting blanket releases water sprinkles to wet any building needing protection to prevent from catching fire when a wildfire approaches.

The invention discloses an intelligent rainwater system based on runoff simulation and multi-sensor monitoring, and an operation method. The system comprises a runoff simulation and control host basedon a GIS, a meteorological forecast and runoff satellite monitoring server, a distributed small meteorological station, a vertical surface rain condition monitor, a movable rainfall radar, an infrared video monitor, an evaporation measuring instrument, a rainwater pipe network flow monitor, a water quality online monitor, an air quality monitor, a radar rainfall monitor, an infiltration area saturation monitor, an accumulation area water level monitor, a shallow-layer underground water level monitor, a surface runoff monitor, a waterproof unmanned aerial vehicle with a speed measuring buoy, an optical fiber temperature sensing system, an optical fiber pressure sensing system, a communication module, an intelligent controller, a rainwater utilization facility water supply point, a high-position rainwater hydroelectric generation module, a submersible conveying pump, a pressurization infiltration device and the like. According to various parameters, the rainfall flood disasters are subjected to scientific early warning and warning, and measures are adopted, so that the disaster risk of rainfall flood disasters to a building area or a building can be reduced.

The invention discloses an intelligent cooker which comprises a rack, a rice bucket, a rice washing device, a water supply device, an electric cooker and a main control system. The rice bucket, the rice washing device, the water supply device, the electric cooker and the main control system are arranged on the rack, a rice release switch mechanism capable of automatically releasing rice is arranged at the bottom of the rice bucket, the water supply device is used for supply water to the rice washing device for rice washing, the electric cooker is provided with a cover capable of automatically turning to close and open an inner cavity of the electric cooker, and the main control system is electrically connected with the rice release switch mechanism, the rice washing device, the water supply device and the electric cooker respectively to control automatic working of the same. The intelligent cooker integrates the electric cooker, the rice bucket and a water purifier, the main control system is utilized for automatic operation of cooking necessary links like intelligent electrical control rice feeding, rice washing and rice cooking, and a user can complete rice cooking by only pressing buttons, so that the troublesome cooking process is omitted; especially a mobile terminal can be remotely used for cooking at any time, so that the problems of taste and waste during conventional cooking through timing and reserving are avoided.

The desk-top steaming apparatus comprises both the body and base, and water tank and water boilers are equipped inside the base. A water intake pipe and an exhaust pipe connect both the tank and boiler, and the position of the exhaust pipe is higher than that of the water intake pipe. This type of base helps fast boiling and produces vapor, and it also has automatic water supply. Next, a light base and an advertising lampshade may be equipped on the top of the body, and the light from light base can be projected into the body to show food clearly in order to catalyze advertising effect.

The invention relates to a control method and control device for a dish-washing machine, the dish-washing machine and a storage medium. The control method for the dish-washing machine comprises the following steps: when the dish-washing machine is in the stand-by state caused by a water supply fault, detecting the water pressure at a water inlet valve of the dish-washing machine in real time; judging that whether the water pressure achieves a preset water pressure threshold value or not; and if the water pressure achieves the preset water pressure threshold value, controlling the dish-washingmachine to enter the washing state. After the water inlet fault of the dish-washing machine is eliminated, human intervention is not needed, the dish-washing machine continues carrying out washing automatically, thus the time of a user is saved, and the use of the user is facilitated.

The invention discloses a polymeric titanium sulfate-PDMDAAC (poly dimethyl diallyl ammonium chloride) composite coagulant as well as preparation and application methods thereof. The preparation method comprises the following steps: 1, preparing a titanium sulfate solution with certain concentration by adding water, placing the titanium sulfate solution in a mixing kettle, dropwise adding a sodium hydroxide solution by controlling certain speed, performing polymerization reaction, stopping adding the materials when the basicity (B) is 0.5-2.5, and continuously stirring for 0.5-1.5h after finishing adding, so as to prepare a colorless and transparent polymeric titanium sulfate solution; 2, placing the prepared polymeric titanium sulfate solution in a mixing reaction kettle, matching according to the fact that the mass ratio of Ti to PDMDAAC is (4-10):1, adding branched-chain PDMDAAC colloid or dry powder under the normal temperature or heating condition; 3, stirring the mixed solution at the normal temperature for 2-4 h, and filtering away insoluble substances, so as to obtain the polymeric titanium sulfate-PDMDAAC inorganic composite coagulant and polymeric titanium sulfate-PDMDAAC organic composite coagulant. The polymeric titanium sulfate-PDMDAAC composite coagulant can be widely applied to fields such as water supply, waste water treatment, papermaking, textile dyeing and printing, and daily-use chemical industry, and has good water treatment effect.

The invention relates to a washing machine (1) which is designed for preparing hot water, having a water tank (13) connected to an external water supply (3), and having a control and communication unit (12) for controlling a process for preparing hot water and for communicating with an external unit (2), wherein the external unit (2) is designed for providing information regarding energy costs for operating the washing machine (1), and the control and communication unit (12) is designed such that it is possible to activate the process for preparing hot water in the water tank (13) as a function of the information provided by the external unit (2).

The process of eliminating pollutant from underground water with combined nanofiltering membrane includes the following steps: 1. pre-treatment and treating with nanofiltering membrane; 2. analyzing the quality of polluted underground water through measuring Fe and Mn content, potassium permanganate index and relative organic matter molecular weight; 3. determining whether to progress to the following steps through water quality analysis; 4. performing the combined process A or B to treat water to reach drinking water standard in condition of potassium permanganate index not lower than 2.0 mg/l, Fe less than 0.2mg/l and Mn less than 0.05 mg/l; and 5. performing the combined process C or D to treat water to reach drinking water standard in condition of potassium permanganate index not lower than 2.0 mg/l, and Fe less than 0.2mg/l and/or Mn less than 0.05 mg/l. The present invention may be applied widely in water supply of city.

The invention relates to the technical field of drinking water purification, in particular to a multi-purpose purifying water filter applicable to military use, family use, and use for individual, unit and field. The water filter comprises a primary purifying water filtration device (A), a special purifying water filtration device (B), an advanced purifying water filtration device (C), a three-way valve (D), a manual or electric pneumatic storage tank water supply device (E), a municipal pipeline water supply device (F) and a manual or electric water pump water supply device (G). The water filter has the advantages that the multi-purpose purifying water filter with excellent effect of purification and filtration and convenience for use of military, family, unit, individual and field is provided. The multi-purpose purifying water filter has simple structural design of products, is convenient and practical and is low in cost, and can achieve the aims of outputting sanitary clean water and kitchen water, directly drinking water on the same purifying water filter respectively, and back flushing a filter element.

The invention relates to a chilled water system for a central air-conditioning system of a high-rise building and a control method thereof. The chilled water for the central air-conditioning system of the high-rise building, disclosed by the invention, comprises an air conditioner mainframe (1), a low-region chilled water circulating system and a high-region chilled water circulating system, wherein the low-region chilled water circulating system is of a closed type chilled water circulating system, the high-region chilled water circulating system is of an open type chilled water circulating system, the high-region chilled water circulating system is connected with the low-region chilled water circulating system through a high-region water supply tank and a high-region water return tank, and low-temperature chilled water of the air conditioner mainframe (1) is directly conveyed to the tail ends of air conditioners through the low-region chilled water circulating system and the high-region chilled water circulating system without a heat exchanger. According to the chilled water system disclosed by the invention, the chilled water of the air conditioner mainframe can be directly conveyed to all the tail ends without the heat exchanger in a way of combining the closed type system with the open type system, and the energy consumption of the air conditioner mainframe can be saved on the premise of meeting the requirements on temperature and humidity of the tail ends, so that the chilled water system is in line with the environment-friendly requirements of saving energy and reducing consumption, the design is reliable and the energy-saving effect is significant.

The invention discloses a monitoring system, especially an automatic wireless control system of a fluid container liquid level height. The system comprises a wireless liquid level detector, a controller and a handheld remote controller. The wireless liquid level detector only requires a piece of single point liquid level information in a liquid level sensor detection container to cooperate with the controller with a triggering-timing mechanism so that the automatic liquid level control is realized; at the same time, liquid level information changes of the liquid level sensor is detected in a time-delay manner to realize automatic detection of water source shortage and water pump abnormity so that the water pump is protected; and the handheld remote controller is used to simulate the liquid level detector to carry out manual remote control operation of a water supply and sewage control system. The system of the invention overcomes the problem in the prior art that the multi point liquid level is detected to realize the automatic water supply and sewage; at the same time, the method of detecting the liquid level probe in a time-delay manner maximizes the function; since only the power-on signal is transmitted, the service life of the power supply source especially the battery device is substantially prolonged; and the manual remote control method prevents the problem that the water pump needs shutting down manually.

The control unit operates the stirring device sequentially in a defiberization operating mode, a transition operating mode, and a dilution operating mode. In the defiberization operating mode, the stirring blade is rotated at the revolution speed for defiberization of waste paper in the disaggregating water stored in the stirring chamber to generate a waste paper pulp slurry. In the transition operating mode, the dilution water from the water supply unit is supplied to the waste paper pulp slurry while rotating the stirring blade at the revolution speed for defiberization to stir the waste paper pulp slurry. In the dilution operating mode, the dilution water from the water supply unit is supplied to the waste paper pulp slurry while rotating the stirring blade at the revolution speed for stirring, lower than the revolution speed for defiberization, to stir the waste paper pulp slurry.

A water-supply moisture-preserving bag for planting plants in dry land or desert is divided into an upper layer for storing water and a lower layer with a water-permeable membrane in-between for separation. The lower layer contain an ultrahigh hydroscopic resin wrapped by a water-permeable sheet. After water is absorbed by the said resin, the resin gradually expands to block the water hole on the bottom. When it is put in a dried soil, the water can be slowly released into the soil for surviving plants.

To provide a urinal apparatus, including: a water supplying device configured to supply water to a bowl section of a urinal; a trap section provided in a lower part of the bowl section and configured so that urine and water flow into the trap section; and a water sprinkling device configured to sprinkle water droplets to a region inside the bowl section, the region being located between the trap section and position of a nose of a user facing the bowl section, timing of sprinkling the water droplets by the water sprinkling device being different from timing of supplying water by the water supplying device.

The invention discloses a high-pressure injection type drug mixing device. The device comprises a water supply unit, a drug supply unit, a float tank, a booster pump and a drug mixer, wherein the drugsupply unit is connected with a drug injection port of the drug mixer through the booster pump, the water supply unit is connected with a water injection port of the drug mixer, and the water supplyunit also premixes a drug output by the drug supply unit with water output by the float tank through the communication of the float tank with a drug outlet port of the drug supply unit and an inlet ofthe booster pump. The high-pressure injection type drug mixing device has the advantages that the precision of drug mixing is high, the range of drug mixing is large, and the economy is good; on thebasis of meeting the requirements of large-scale drug mixing and high-precision drug mixing, the resources can be saved, and the environment is protected.

The invention discloses a temperature control system for a high-frequency heating sealing device of a PE can packing machine, and the system comprises at least one can packaging production line, wherein the high-frequency induction heating sealing device of each can packaging production line is provided with a cooling pipeline and a first temperature sensor; a circulating water tank which comprises a tank body, an input circulating apparatus which is disposed on the tank body and is connected with a water supply pipeline and a water drainage pipeline, an output circulating apparatus which is connected to each cooling pipeline, and a second temperature sensor; and a temperature control unit which is disposed in the circulating water tank, and comprises a control mainboard which is in communication connection with the first temperature sensor and the second temperature sensor. The control mainboard obtains the temperature data of the high-frequency induction heating sealing devices and circulating water in the circulating water tank through the first and second temperature sensors during current operation, so as to switch the working states of the input circulating apparatus and the output circulating apparatus.

The invention discloses energy-saving non-negative pressure equipment. The equipment comprises a water supply main pipe, a voltage stabilization tank and a water tank, wherein a double-valve-position floating ball valve is arranged on a pipe body, the voltage stabilization tank is connected to the part, on the front part of the double-valve-position floating ball valve, of the water supply main pipe, the voltage stabilization tank is connected with a first water pump for supplying water to a water pipeline, the voltage stabilization tank is used for keeping the water inlet pressure of the first water pump stable, the water tank is connected with the water supply main pipe and arranged behind the double-valve-position floating ball valve, the double-valve-position floating ball valve can be opened or closed according to the liquid level in the water tank, the water tank is connected with a second water pump, and the second water pump is used for pumping water in the water tank to the water pipeline of a user. The invention discloses a design method of energy-saving non-negative pressure equipment. According to the secondary water supply energy-saving device and the design method, the supply and demand parties can be integrally optimized, the benefits of water supply enterprises are protected, the operation electric charge of a box-type pump station is saved, and social resources are saved.

In a water treatment method, raw water supplied from a water supply reservoir for reserving the raw water is biologically treated by a biological treatment means before being supplied to a primary pure water apparatus. Thereafter, urea or a urea derivative and/or an ammoniacal nitrogen source (NH₃—N) are added before the biological treatment means. In such a treatment flow, it is preferred that a reduction treatment means is provided after the biological treatment means and before the primary pure water apparatus. According to the water treatment method, the TOC, in particular urea, in the raw water can highly be decomposed.

The invention discloses a chip removal filter device for graphite production, which comprises an annular water pipe and a graphite production and processing box. A sedimentation box is arranged under the graphite production and processing box, and a collection box is arranged on one side of the sedimentation box. A water storage tank is provided on the other side of the tank, and a stainless steel sludge pump is provided between the collection tank and the sedimentation tank. The head realizes the full coverage of the spray water in the graphite production and processing box, and effectively collects the dust and chips generated during graphite processing. The box is connected with the water delivery pipe at the outlet of the spray water lifting pump through the recoil pipe and the tee pipe, and the stainless steel filter screen inside the filter box is cleaned by the backflow water to ensure the filtration efficiency of the stainless steel filter screen.

The invention relates to the technical field of cultivation equipment, and specifically relates to a chicken brooding house heating system, including a warming furnace, a water tank, a radiating tank, a blower, and a temperature control device. A hot water outlet of the warming furnace is connected with a water outlet pipe. The water outlet pipe is divided into a water return pipe and a first circulating pipe. The free end of the water return pipe is communicated with the water inlet of the water tank. The free end of the first circulating pipe is communicated with one end of the radiating tank. A hot water inlet of the warming furnace is connected with a water inlet pipe. The water inlet pipe is provided with a circulating pump. The water inlet pipe is divided into a water supply pipe and a second circulating pipe. The free end of the water supply pipe is communicated with the water outlet of the water tank. The free end of the second circulating pipe is communicated with the other end of the radiating tank. The water return pipe and the water supply pipe are provided with valves. The radiating tank and the blower are arranged in a chicken brooding house, and the blower blows toward the radiating tank. The temperature control device comprises an indoor temperature control switch and an indoor temperature probe in the chicken brooding house. The indoor temperature control switch is electrically connected with the indoor temperature probe and the blower.

A 3D printer capable of achieving automatic cleaning comprises a 3D printer body, a blower, an air supply pipe, an adapting pipe, a water supply pipe, a flow division pipe, spray pipes, a connecting piece, a baffle, a receiving hopper, a support plate, a locating shaft, a support block, a connecting rod, a support rod, support legs, an open box, a baseplate and a limit rod; the upper end of each support leg is connected with the 3D printer body, and the lower end of each support leg is connected with the baseplate; the blower is arranged on the 3D printer body; the flow division pipe is arranged in the 3D printer body; the water inlet end of each spray pipe is connected with a water outlet of the flow division pipe; the air inlet end of the flow division pipe is connected with the air outlet end of the adapting pipe; the air inlet end of the adapting pipe is connected with the air support port of the blower; the water outlet end of the water supply pipe is connected with a water inletof the adapting pipe; a shell of the 3D printer body is provided with a through hole; and the baffle is arranged at the through hole. The 3D printer capable of achieving automatic cleaning has the effects of self-cleaning and high-efficiency printing.