464results about How to "Meet the needs of life" patented technology

The invention discloses a device for filtering various water sources into direct drinking water. A primary biological-purification combined filter core water purifying module is added in front of conventional water purifying treatment equipment according to a water body purifying principle; and the steps of ozone pre-oxidation and chlorine sterilization are not needed, and pollutants in water, which are harmful to human bodies, are removed by relying on the metabolism effect of clustered microorganisms in the water. The device has the advantages of compact structure, small occupied area, low water making cost and large application range; the made purified water can be afforded by vast numbers of rural population and urban population. The invention is implemented through the following technical scheme: the disclosed biological-purification combined filter core water purifying module and the conventional water purifying treatment unit thereof are designed and manufactured into standard combined filter core modules; the combined filter core modules are buckled with each other from up to down to form a tower-shaped water purifying device according to the sequence of a water purifying treatment process; as for different water resources and different customer requirements, all that is needed is to replace the combined filter core modules in different processes according to the local water quality situation; and various water sources can be filtered into the direct drinking water.

The invention discloses a control method for an electric water heater. The control method comprises the following steps of recording the water utilization information of a user within a preset period, and generating a water utilization habit table of the user, wherein the water consumption, water utilization duration and water utilization set temperature of the user in a plurality of preset time zones within the preset period are recorded in the water utilization habit table; detecting whether a water utilization instruction of the user is received or not; if yes, controlling the electric water heater to enter a corresponding operating mode according to the time zone corresponding to current time and the water utilization habit table for the previous preset period of the current time. According to the method, the electric water heater can be controlled according to specific requirements of the user, so that convenience is brought to the user, and the energy consumption is lowered. The invention further discloses the electric water heater.

The invention provides an indoor air PM2.5 (fine particulate matter) control system and a control method thereof, relates to the technical field of air-conditioners, and solves the technical problem of reducing the concentration of indoor air fine particulate matters. The system comprises a control terminal, an air purifying box, at least one monitoring gateway and a plurality of dust sensors. Each dust sensor is connected to the control terminal through each monitoring gateway. The air purifying box is mounted at the fresh air inlet of a central air-conditioner, a cyclone and a water jetting rack are arranged in the air purifying box, and a water tank is mounted on the air purifying box. The water jetting rack is located between the air outlet end of the cyclone and the air outlet of the air purifying box, and a plurality of ultrasonic nozzles are fixed on the water jetting rack. The outlet of the water tank is connected to water inlets of the ultrasonic nozzles through a pressure pump. The control terminal is provided with a water jetting signal output end connected to the control end of the pressure pump. The system and the method have the advantages that the concentration of the indoor air fine particulate matters can be lowered.

The invention relates to the technical field of manufacturing of fiber composite membranes, particularly a preparation method of a multilayer-structure nano fiber composite membrane for filtering particulates in air. The preparation method comprises the following steps: (1) sequentially spinning a first nano fiber membrane layer to nth nano fiber membrane layer onto a matrix by electrostatic spinning, wherein n is a whole number ranging from 1 to 50; (2) covering a nano fiber membrane protective layer on the upper surface of the nth nano fiber membrane layer and the exposed surfaces of all the nano fiber membrane layers to obtain a semifinished product; and (3) compounding the semifinished product to obtain the product. The method can enhance the uniformity and mechanical properties of the filter membrane, and can also enhance the barrier efficiency of the filter membrane for particulates and relatively lower the air drag.

The invention discloses a system and a method for utilizing low-temperature flue gas afterheat of an electrolytic bath. The system mainly comprises a heating system, a cooling system, a dust collecting device and a fume extractor, and utilizes energy cascade utilization, low-temperature afterheat recovery and a heat exchanger to absorb heat by classification from low-grade flue gas for cooling, heating and heat using of technological process. The method includes the following steps: when the low-temperature flue gas afterheat of the electrolytic bath passes through the heat exchanger, the heat exchanger is used for absorbing the heat in the flue gas, and converting the absorbed heat into liquid or steam to utilize, the dust collecting device is used for collecting dust in the flue gas after heat release and temperature reduction, and then the flue gas after dust collection is exhausted by the fume extractor. The invention solves the problem of utilization of the low-temperature flue gas afterheat of the electrolytic bath, realizes continuous supply of cooling and heating, can improve the dust collecting system efficiency of the electrolytic bath, save energy, lower consumption, reduce pollutants discharge, expand utilization ways of afterheat and reduce the production cost of enterprises, and has remarkable economic, environmental and social benefits.

The invention discloses a control system of an electric water heater. The control system comprises the electric water heater and a mobile control terminal, wherein the electric water heater is provided with a wireless communication module, wireless communication can be mutually realized between the electric water heater and the mobile control terminal, the mobile control terminal is provided with an operation interface so that users can input control instructions through the operation interface, and the control instructions can be sent to the electric water heater for realizing the operation control on the electric water heater. The electric water heater receives the control instructions sent by the mobile control terminal through the wireless communication module, executes the control instructions and feeds back the execution results to the mobile control terminal. The control system of the electric water heater has the advantages that the visible control on the electric water heater can be realized, the operation is flexible and convenient, and the experience of the users is improved. The invention also discloses the electric water heater with the communication function and a control method of the control system of the electric water heater.

During dyeing, bleached single paulownia boards separated with stainless steel net are dyed in dye vat with the poured dyeing liquid comprising acid bright red, acid turquoise blue, acid bright yellow, penetrant, salt and acetic acid at 90 deg.c through circulation for 4 hr and then water washed and dried. The method is simple and can produce single paulownia board imitating red sandalwood.

The invention discloses an air conditioner, which comprises a compressor, an indoor heat exchanger, an outdoor heat exchanger, a refrigerant heater, a throttling device, a temperature sensor and a controller; the refrigerant heater is connected in series between the indoor heat exchanger and the outdoor heat exchanger; the temperature sensor is arranged on the outdoor heat exchanger and is used for detecting the evaporating temperature of the outdoor heat exchanger after the air conditioner is started to perform heating; the controller is connected with the temperature sensor and is used for judging the evaporating temperature of the outdoor heat exchanger, switching on the refrigerant heater to heat refrigerant when the evaporating temperature is lower than or equal to a first preset temperature and switching off the refrigerant heater when the evaporating temperature is higher than or equal to a second preset temperature. The air conditioner can utilize the control process of heating the refrigerant to realize the un-reverse defrosting of the air conditioner; moreover, during defrosting, the indoor heat exchanger can continuously perform heating to ensure the comfort of a room; furthermore, the structure is simple, and the operation is reliable. The invention also discloses a control method for the air conditioner with the refrigerant heating function.

The invention discloses a control method of an electromagnetic heating device. The control method comprises the following steps: detecting a working current of a power switch of the electromagnetic heating device; and adjusting pulse width of a control signal for controlling the power switch to be turned on and turned off according to the working current so as to enable the working current to change between a preset target lower-limit current and a preset target upper-limit current. The control method of the electromagnetic heating device can change working frequency of the electromagnetic heating device by adjusting the pulse width of the control signal, thereby suppressing electromagnetic interference generated by the electromagnetic heating device during working, reducing the electromagnetic interference, reducing influence of the electromagnetic interference on the health of human body and normal working of other electric appliances, and fully meeting living needs of people. The invention also discloses the electromagnetic heating device.

The invention discloses a fruit pie. The fruit pie comprises a pie crust and pie stuffing wrapped in the pie crust and is made by baking after brushing a layer of egg white on the surface of the pie crust, wherein raw materials of the pie crust consist of flour, milk powder, starch, first-class iodized refined salt, food-grade sodium bicarbonate, white granulated sugar at national primary standard, condensed milk with mass percentage concentration of 75%, evaporated filled milk with mass percentage concentration of 28%, vegetable oil and deshelled eggs, raw materials of the pie stuffing consist of fruit, pectin, white granulated sugar at national primary standard, malt syrup with mass percentage concentration of 80%, food-grade glycerin, sixfold concentrated fruit juice and water, and the mass ratio of the pie crust to the pie stuffing is 6.5:3.5. The selected and used raw materials are reasonable in variety collocation, with trophism, palatability and stable quality; the fruit pie is scientific in making method, can be mechanically produced on a large scale, conforms to the needs of modern fast food production and operation ways, and is easy in packaging, carrying and storage.

The invention provides a menu recommendation method based on a map. The menu recommendation method based on the map comprises the following steps that a GIS server obtains restaurant search information input by a user through a mobile terminal; the GIS server conducts search according to the restaurant search information and feeds search results back to the mobile terminal; the mobile terminal receives a target restaurant selected from the search results by the user, and sends the target restaurant to the GIS server; the GIS server obtains evaluation information of dishes in the target restaurant from at least one third-party server, generates a menu according to the evaluation information of the dishes, and sends the menu to the mobile terminal. The method can help the user to find the most favorite restaurant or dishes of the user, living needs of the user are met, and great convenience is brought to life of the user. The invention further provides a menu recommendation system based on the map and the GIS server.

The invention relates to a clothes ironing device, in particular to a high-efficiency and full-automatic clothes ironing device, and aims to provide a high-efficiency and full-automatic clothes ironing device which is convenient to operate, time-saving and labor-saving during clothes ironing and high in working efficiency. The high-efficiency and full-automatic clothes ironing device comprises an operation table, table legs, slide rails I, a top plate, air cylinders, a fixed plate, a servo motor I, a driving wheel, a driven wheel, a slide rail II, a slide block I, a flattening device, a rotating motor, a hollow connecting rod II, a solid connecting rod II, an iron, a spring II, a flat belt, a servo motor II, front bearing blocks, back bearing blocks, slide blocks II, nuts and lead screws. The clothes ironing device has the effects that operation is convenient, time and labor are saved during clothes ironing, the clothes ironing effect is good, the working efficiency is high, automatic and intelligent levels are high, and living demands of people can be better met.

The invention discloses an intelligent voice type guide blind robot control method and a control system thereof. With a YOLO neural network, detection and recognition of an object are realized to obtain obstacle category information; binocular calibration and three-dimensional matching are carried out on a binocular camera to realize a ranging function. On the basis of the espeak speech synthesis,voice broadcasting of the obtained obstacle category information as well as a distance between the obstacle and a robot and orientations of the obstacle and the robot is carried out to realize obstacle broadcasting. A near-infrared sensor is used for detecting an obstacle within a view field; a walking device is used for realizing walking and obstacle avoidance; information is transmitted with the user in a voice manner; and the sensory ability of the user to the ambient environment is enhanced. The recognition accuracy is high and the performance to the complex environment is robust. The accurate and intelligent voice broadcasting is realized; the object type in front of the blind user is warned and a shortest distance to the object is provided, so that the blind user can obtain the environment information accurately, the life quality is improved, and the living need of the blind user is met.

The invention provides an intelligent household humidity regulating device. The intelligent household humidity regulating device comprises a humidifying assembly, a dehumidification assembly, a telescoping humidity control assembly, a moving sweeping assembly, an electric control assembly, a water-adding control valve, a positioner and a water-adding positioning device, the humidifying assembly and the dehumidification assembly are mounted inside the moving sweeping assembly, the telescoping humidity control assembly is mounted at the top of the humidifying assembly and communicates with the humidifying assembly and the dehumidification assembly, the water-adding control valve and the positioner are installed at the top surface of the moving sweeping assembly, the water-adding positioningdevice is installed on the outer side of the moving sweeping assembly and communicates with the humidifying assembly through the water-adding control valve and the positioner, and the electric controlassembly assembly can control the humidifying assembly, the dehumidification assembly, the telescoping humidity control assembly and the moving sweeping assembly to do timed humidifying, dehumidifying, water-adding and water-consumption. According to the intelligent household humidity regulating device, air humidity can be automatically detected, an automatic control unit can conduct humidity treatments on different areas of the home to make bedroom humidity be more conducive to life and family equipment, and the service life is prolonged.

The invention discloses biologically fermented black purslane food and a preparation method thereof. The preparation method is realized by the following technical measures: first, immersing pretreated and dried purslane into a culturing fermentation liquid containing 3-6% by weight of mixed lactic acid bacteria per kg; slowly fermenting the purslane at 18-28 DEG C under a sealed condition for 10-12 days, and then fishing out the purslane; completely draining a bacteria liquid, and then placing the purslane in a stainless steel container at the temperature of 85-90 DEG C and the humidity below 65-70%; after the purslane is fermented for 7-9 days, taking out the purslane and placing the purslane in a shady and ventilated place for 5 days so as to obtain the biologically fermented black purslane food. The fermented purslane has the advantages of tender meat, easiness for chewing, good absorption after eating, aromatic, sweet and mellow taste, is suitable for the aged and people with bad teeth to eat and can be directly eaten; and different seasonings can be also added to the fermented purslane to obtain appetizers with different tastes.

The invention discloses a method for improving the electrochemical performance of a positive material LiNi0.5Mn1.5O4 of a lithium ion battery, and belongs to the field of the positive material of the lithium ion battery. The method reduces the using amount of Cr<3+> for improving the electrochemical performance of LiNi0.5Mn1.5O4 by a conventional bulk phase doping method, reduces the environmental pollution and the human health hazard caused thereby and eliminates the hidden trouble of striping of a covering layer existing in a covering modification method. The method comprises the following steps of: dissolving chromium nitrate in aqueous solution of ethanol; adding LiNi0.5Mn1.5O4 into the solution and dispersing and stirring the mixture until the liquid phase is eliminated; and calcining the mixture and naturally cooling the mixture to obtain the positive material LiNi0.5Mn1.5O4 of the lithium ion battery with high electrochemical performance. The method improves the electrochemical performance of the positive material LiNi0.5Mn1.5O4 of the lithium ion battery, reduces the using amount of the chromium salt, ensures no obvious boundary between the doped Cr<3+> layer and the body of the positive material, reduces the environmental pollution, and also reduces the hazard to the human health.

The invention relates to a method for intelligently reminding the birthday of a mobile phone contact, comprising the following steps: adding an intelligent birthday reminding module in a mobile phone system, wherein the intelligent birthday reminding module is associated with a telephone book module, a calendar function module and an alarm clock module. When the user finishes setting an intelligent birthday reminding function, the mobile phone reminds the user if the mobile phone contact birthday comes or is to come, so that the mobile phone user omits abundant repetitive work to save a large amount of time, and the method is more convenient and humanized.

The invention discloses a roof rainwater collecting system, which comprises a roof, a rainwater collecting groove, a primary filtering device, a split-flow device, a reverse flushing filtering device and a rainwater collecting barrel, wherein the rainwater collecting groove is formed at the lower edge of the roof; the primary filtering device is arranged at the lower part of a water outlet opening of the rainwater collecting groove in a non-contact way, and can be used for intercepting sundries with large sizes to prevent a water passing pipeline from being blocked; an intercepting regulating rod of the split-flow device can intercept the rainwater from entering a regulating cavity so as to raise a floating ball valve; the early stage rainwater split-flow and the later stage pure water collection can be realized; the reverse flushing device is provided with a first filtering screen, a second filtering screen and a flushing device; the filtration on the collected rainwater can be realized; when pipeline accumulated water increase is caused by the blockage of the first filtering screen and the second filtering screen by filtering sundries, under the rainwater static pressure effect in the water passing pipeline, a piston is driven to move, a flushing outlet is opened; and the automatic flushing on the reverse flushing device can be realized. The roof rainwater collecting system has the dual filtering and early stage rainwater split-flow function; and the rainwater collection and utilization efficiency can be improved.

The invention discloses a sweeping robot and a control method thereof. The sweeping robot comprises a robot body, a camera device for shooting surroundings of the sweeping robot, an intelligent gateway arranged inside the robot body and connected with the camera device for achieve linked setting of the sweeping robot and the camera device through a mobile terminal, a battery module arranged inside the robot body and connected with the camera device and the intelligent gateway for powering the camera device and the intelligent gateway. Therefore, the sweeping robot achieves function extension, and meanwhile, reduces the cost of single purchase of users as well as the number of power supplies and plugs; by means of the movement characteristics and the linked setting function, the sweeping robot can achieve movement of intelligent equipment, lower the operating threshold for the users and improve the user experience.

The invention discloses a multifunctional three-phase electric power monitoring apparatus, and belongs to the technical field of power utilization safety and energy conservation. The multifunctional three-phase electric power monitoring apparatus comprises a micro-control unit, and a power supply unit, a Lonworks intelligent transceiver, a relay control module, a power utilization measurement chip, a cable temperature detection circuit, a data storage circuit and a high-precision real-time clock circuit that are connected with the micro-control unit separately. The multifunctional three-phase electric power monitoring apparatus has the functions of monitoring the voltage, current, power, power factors, leakage current, cable temperature, harmonic components and electric energy measurement, high-precision calendar clock, and the like; alarm threshold values can be set for all monitored parameters; an alarm can be sent out when parameter overrun occurs, and the system power supply can be configured to be switched off in case of alarms; various electric energy related parameter data is provided for performing evaluation and analysis for building electric energy quality; and in addition, automatic power supply or power off control can be carried out according to set time frames or remote instructions; and the energy conservation control for buildings satisfies the philosophy of green buildings.

The invention discloses a wear-resisting solid wood core floor which comprises a paint layer, a wear-resisting layer, a decorative layer, a base material layer and a core layer. The upper surface of the decorative layer is connected with the lower surface of the wear-resisting layer. The upper surface of the wear-resisting layer is coated with the paint layer. The lower surface of the wear-resisting layer is connected with the upper surface of the decorative layer. The lower surface of the decorative layer is connected with the upper surface of the base material layer. The lower surface of the base material layer is connected with the core layer. A fixing groove is formed in one side of the base material layer, a convex block matched with the fixing groove is arranged on the other side of the base material layer, and a steel tank is arranged between the base material layer and the core layer, and filled with damp-proof silicone rubber. The wear-resisting solid wood core floor improves the utilization rate, is environmentally friendly and meets the requirement of lives of modern people.