67 results about "Domestic technology" patented technology

The invention discloses an electric power management method and device, and belongs to the technical field of smart homes. The method includes the steps of obtaining electric power information of an ammeter, wherein the electric power information includes residual electric power and/or electric charge balance; monitoring whether residual electric power is lower than a first preset threshold or monitoring whether electric charge balance is lower than a second preset threshold; if yes, adjusting the working mode of an intelligent device to a lower-power-consumption mode or outputting prompting information to a user. By means of the technical scheme, unnecessary loss caused by sudden outage can be effectively avoided.

The invention discloses lithium ion battery negative pole copper foil production equipment and method. PET films containing nanometer copper layers are unwound from an unwinding mechanism to enter anelectroplating tank B for electroplating to enter an electroplating tank C, are continuously electroplated by all stages of electroplating tanks D-I, are fed in a water washing tank for water washing,are dried in first drying equipment after water extrusion, are passivated in a passivating tank, are dried, and are finally wound by a winding mechanism. Ultrathin copper foils produced by the production equipment and method effectively reduce the weight of lithium ion batteries, provide light negative pole materials for realization of 300 Wh/kg power battery specific energy, meanwhile, solve thedefects of existing domestic technologies and equipment, and fill up the blank in domestic production field of ultrathin copper foils. In addition, the ultrathin electrolytic copper foil production method and equipment replace expensive and huge negative pole roller equipment in the electrolytic copper foil production, reduce the enterprise production cost, and are easier to operate and convenient for large-scale enterprise production.

The invention discloses an intelligent device arrangement method and device, and belongs to the technical field of intelligent homes.The method comprises the steps that an arrangement mode of intelligent devices is obtained; target data of at least two intelligent devices to be arranged is obtained, and the target data is related to the arrangement mode; according to the target data, the intelligent devices are arranged according to the arrangement mode.According to the technical scheme, by means of the intelligent device arrangement method and device, control of a terminal over the intelligent devices is more intelligent, a user can operate the intelligent devices more conveniently, user needs are met, and the user experience is promoted.

The invention relates to digital home technical field and discloses a method, a device and a connecting network bridge for connecting heterogeneous home network devices. The method includes the following steps: receiving the device control message sent by a sender network; analyzing the device control message and repackaging according to the application protocol of a target network; and sending the device control message to the target network. The method can correspondingly switch the messages sent among home networks with the applications based on different standards and realizes connection and interoperation between two heterogeneous home network devices. Corresponding, the invention further provides a connection device and a connecting network bridge for connecting the heterogeneous home network devices.

The invention provides a preparing method of a wide-width pure titanium roll. The preparing method includes the following steps: 1 pure titanium slabs with a certain specification are subjected to annealing in the air and acid-washing; 2 10-20 acid-washed pure titanium slabs are welded to form a roll to obtain a pure titanium coiled slab; 3 a 1780mm six-roller reversing cold mill is adopted to roll the pure titanium coiled slab to obtain a pure titanium rolled coiled slab; and 4 the pure titanium rolled coiled slab is sequentially subjected to oil removing, annealing, flattening and shearing to obtain the wide-width pure titanium roll with thickness to be 0.5-3.0mm and the width to be 1000-1500mm. The preparing method is simple in process and simple and convenient to operate, needs no special or complex devices, and can achieve large-scale industrial production by aid of conventional devices. The wide-width pure titanium roll prepared in the method fills the gap in domestic pure titanium roll products, breaks through technique blockade of foreign pure titanium roll products, shortens the gap of domestic technology and the international advanced technology, and powerfully promotes pure titanium material development.

The invention provides a rolling bearing cage sliding research experiment system. The rolling bearing cage sliding research experiment system comprises a test spindle connected with a DC speed regulating motor; the rotating speed of the test spindle is measured through a first speed sensor; the rolling bearing is mounted on the test spindle; the cage is connected with a second speed sensor; radialload is applied to the test spindle through a load applying module and a loading bearing; the first speed sensor and the second speed sensor are connected with a speed acquisition module; the load applying module is connected with a load acquisition module through a force sensor; the DC speed regulating motor is connected with a motor control module to realize measurement on a cage sliding rate.Test research is carried out on the influencing factor of the sliding rate. In order to be applicable to a rolling bearing with a dustproof cover, a concave surface can be processed on the outer ringof the bearing and a strain gauge can be attached, and the rotating speed of the cage is measured through the periodic variation of the strain peak collected by the strain gauge. The above system fills the gap in the domestic technology.

The invention discloses a flexible structure for a vacuum-pumping system of a vibratory forming machine used in electrolytic aluminum production. The flexible structure is characterized in that one end of an inner pipe (1) is connected with a vacuum cover on a vibrating table; the other end of the inner pipe is connected with the bottom of a gasbag group (2) after passing through the inner cavityof the gasbag group (2); the whole body of the gasbag group (2) is arranged in an outer housing (3); the top of the gasbag group (2) is connected with the inner side of the top of the outer housing (3); a connecting pipe (4) is arranged on the outer housing (3); and the outer housing (3) is connected with the machine frame or base of the vibratory forming machine. The flexible structure is simple, has low manufacturing cost, and can satisfy the working condition requirement of the vacuum-pumping system of the vibratory forming machine, thereby solving the technical obstacle of retrofitting a vacuum-pumping system to a domestic vibratory forming machine and filling the gap of domestic technology in the link.

The invention relates to a culture medium for producing D-pantolactone hydrolase by fermentation through fusarium oxysporum mycete. The culture medium for producing D-pantolactone hydrolase by fermentation through fusarium oxysporum mycete comprises a seed culture medium and a fermentation culture medium; phytic acid is used in the culture medium, the activity of strains is improved, growth and metabolism of mycelia are promoted, the quality of a seed solution is improved, and the fermentative enzyme production capacity is improved; and furfural is used in the fermentation culture medium, fermentation is induced favorably to generate the D-pantolactone hydrolase, and the biomass of fermentation is improved. The biomass of fermentation of the culture medium is greater than or equal to 7.8 g/L dry mycelium. Compared with the domestic technology, the culture medium for producing the D-pantolactone hydrolase by fermentation through the fusarium oxysporum mycete has the advantages that the biomass of fermentation is increased by 8.3% or above; and the activity of production of the D-pantolactone hydrolase reaches 1.29 mu/g (dry mycelium) or above, and the enzyme activity is increased by 30% or above.

The invention discloses an intelligent charging management system used for a mobile terminal and a safety control method. The system includes a user management module, a map service module, an onlinepayment module, a charging management module, an instant communication module, and a private electric pile reservation module; an energy metering and management system can be provided, a user can inquiry positions of a parking space and a charging piles, functions of navigation, charging, cheking of a charging progress, online payment, and the like are achieved, on the basis, a private electric pile can be reasonably reserved, the utilization rate of charging piles is improved, development of a China's electric vehicle intelligent charging management system APP is promoted, shortcomings of a current domestic technology compensated, a control method is increased, user's private information is reasonably protected, leakage is effectively prevented, the system is novel, the method is ingenious, and application prospects are good.

The invention discloses an electro-hydraulic control inverse electromagnetic valve of an AT (automatic transmission). The electro-hydraulic control inverse electromagnetic valve comprises a valve body. The valve body is hollow-tubular shaped and is provided with openings in two ends, one end of the valve body is connected with a shell while the other end is connected with a rear cover, a valve spool penetrating the openings in the two ends of the valve body is arranged inside the valve body, one end of the valve spool is sleeved at one end of a spring, the other end of the spring is abutted against the rear cover, the spring can be extruded to deform through the valve spool, the other end of the valve spool extends into one end, abutted against a gag bit, of the shell, the gag bit and one end, extending into the shell, of the valve spool are jointly wrapped inside a yoke iron component, a coil wraps the yoke iron component and is arranged between gaps of the shell and the yoke iron component, and a membrane capable of sealing the joint is arranged at the joint of the valve body and the shell. The electro-hydraulic control inverse electromagnetic valve has the advantages that complete localization of the electro-hydraulic control inverse electromagnetic valve of the AT can be realized, the product technology is fully localized in material, structure and technology on the basis of the domestic technology development state, and mass production of the electro-hydraulic control inverse electromagnetic valve is facilitated.

The invention discloses a tester of inflammability of foamed aerosol, comprising an ignition source applying mechanism, a flame detecting mechanism and a platform. An electric cabinet is installed at one end of the platform and the flame detecting mechanism is fixed at the other end of the platform. The ignition source applying mechanism is installed between the electric cabinet and the flame detecting mechanism. The tester has high degree of detection automation, realizes automatic ignition and detection of the samples, can detect the flame intensity and the duration and fill up the blank in the domestic technology of detecting the foamed aerosol; the tester has wide applicable range and realizes detecting various foamed aerosol, such as the foamed aerosol, pasty aerosol, powdered aerosol, liquid aerosol and the like; the tester adopts the automatic detection device, is fast in detection, can continuously work and is strong in safety in the detection process; and the tester has high detection accuracy and overcomes the detect that the traditional artificial detection height and duration are incorrect.

The invention discloses a spot welder pulse output control circuit adopting a transformer to output direct current pulses. The spot welder pulse output control circuit comprises an MCU automatic control circuit, a constant-current constant-voltage control circuit, the pulse transformer B2L, an energy-storage capacitor C, a first power switch V1, a second power switch V2, and a third power switch V3, wherein the pulse transformer B2L, the first power switch V1, the second power switch V2, the third power switch V3 and a fourth power switch V4 form a Y-shaped welding pulse output drive circuit, so that the spot welder pulse output control circuit has a function of switching positive pulse output, negative pulse output or alternate positive-negative direct current pulse output fast at any time, the amplitude and the width of output positive pulses and negative pulses can be adjusted freely as required, and can be different, the polarity of direct current pulses output by the transformer can be switched fast at any time, and the amplitude and the width of the pulses can be adjusted freely. According to the invention, the domestic technology blank that output polarity switching of direct current pulses in the field of spot welders is monopolized by foreign technologies is filled.

The invention belongs to the technical field of mechanical equipment, and discloses a bench-type automatic spraying device for chick immunity. The device comprises an atomization cover, a weighing device, a chick placing square plate and vaccine bottles, wherein atomization nozzles, peristaltic pumps and a display touch screen are fixedly arranged on the top of the atomization cover; an inlet corresponding to the chick placing square plate is formed in one end of the atomization cover, and a position switch corresponding to the inlet is arranged at the other end of the atomization cover; a control box is arranged inside the atomization cover, and a controller, a battery, a battery charger, an infusion tube, a check valve and a mixing cavity are arranged inside the control box. The bench-type automatic spraying device for chick immunity is reasonable in design and novel in structure; automation and intelligentization of chick vaccine injection can be achieved, which fills the gaps in international and domestic technology; the device is suitable for wide popularization.

The invention relates to the technical field of smart families, and discloses a household appliance control method for repelling mosquitoes, and the household appliance control method is applied to a home scene with air conditioning equipment and mosquito repelling equipment. The method comprises the following steps that in response to a mosquito-repelling program operation instruction, mosquito repelling equipment is controlled to execute a mosquito repelling program; the advancing track of a target user is obtained, and the advancing intention of the target user is determined; and under the condition that the advancing intention of the target user tends to return, the mosquito repelling equipment is controlled to execute an interrupt program, and the air conditioning equipment is controlled to operate an air exchange mode. Under the condition that the advancing intention of the user tends to return, the mosquito repelling operation of the mosquito repelling equipment is interrupted, the air exchange mode is operated through the air conditioning equipment to reduce the concentration of indoor mosquito repelling liquid, and the situation that the high-concentration mosquito repelling liquid affects the user returning to the room is avoided. The invention further discloses a household appliance control device for repelling mosquitoes and a household appliance.

The invention relates to the technical field of smart homes, and discloses a defrosting control method for an air conditioning system. The method comprises the steps that when the air conditioning system operates in a heating mode, it is determined that the air conditioning system is triggered to enter a defrosting mode, wherein the heating mode comprises that a first refrigerant circulation loop conveys a refrigerant according to the flow direction of a heating refrigerant, the second refrigerant circulation loop is in a conducting state, and the refrigerant flow of the first refrigerant circulation loop is larger than the refrigerant flow of the second refrigerant circulation loop; and the refrigerant flow of the first refrigerant circulation loop is controlled to be smaller than or equal to the refrigerant flow of the second refrigerant circulation loop, so that the air conditioning system operates in a defrosting mode. According to the method provided by the embodiment of the invention, the indoor environment fluctuation is small in the overall operation process of the air conditioning system, the indoor temperature can be maintained within the temperature range comfortable for a user, and the use experience of the user is improved. The invention further discloses a defrosting control device for the air conditioning system and the air conditioning system.

The embodiment of the invention relates to the technical field of smart homes, in particular to a data analysis method and system, electronic equipment and a storage medium. The data analysis method comprises the following steps of acquiring and storing equipment data and user ticket data, preprocessing the equipment data and the user ticket data, according to the preprocessed equipment data and the preprocessed user ticket data, obtaining an association relationship among the user, the equipment and the family, and obtaining a behavior preference model of the family member according to the association relationship among the user, the equipment and the family, and sending the behavior preference model to the equipment in the family, so as to provide service for the family member without operation of the family member. In the process of providing intelligent services by applying the smart home, the purpose of more accurately predicting user demands and user behaviors obtained accordingto data analysis is achieved.

The invention discloses a high-temperature harmless treatment method for kitchen waste. The high-temperature harmless treatment method for kitchen waste comprises collection and solid-liquid separation of kitchen waste, solid-liquid separation and classification screening of kitchen waste, crushing treatment of recyclable solid waste, oil refining, separation of oil residues, filtration and collection of oil, pressing and packaging of residues, purification and recycling of waste water, waste gas treatment, and solid waste treatment. The high-temperature harmless treatment method for kitchen waste utilizes the technologies such as PLC (Programmable Logic Controller) automatic control, an assembly line type extraction technology, a heat conduction oil repeated circulation technology, boilerconcurrent heating, fully enclosed type high-temperature sterilization, zero-pressure production, waste gas and waste water purification treatment in a combination manner, and achieves the harmless,reduction and resourceful treatment of kitchen waste. Compared with other domestic technologies, the high-temperature harmless treatment method for kitchen waste has the characteristics of low cost, efficient treatment, environmental protection and safety, low energy consumption, and turning waste into treasure.

A communications network for exchanging data between a vehicle and domestic technology devices includes having a local network of the domestic technology, having communication interfaces between the individual domestic technology devices and the local network, at least one communication connection between the vehicle and an application assigned to the vehicle, having a mediating function for connecting the application with the local network of the domestic technology, which is designed to exchange data between the application and individual domestic technology devices. Status signals of the vehicle or of domestic technology devices and/or functions of the domestic technology devices or of vehicle functions are assigned via at least one link table.

The invention provides a method for opening a sand-blasting hole of a horizontal well by a coiled tubing. A sliding sleeve sliding unidirectionally is arranged at the position of the sand-blasting hole on the tubing in the horizontal well, a sealing head is arranged at the tail end of the coiled tubing and extends into the tubing along with the coiled tubing, the coiled tubing applies bit pressure to enable the sealing head to seal the sliding sleeve, and the sliding sleeve is pushed to slide downward on the inner wall of the tubing by annular pressure between the coiled tubing and the tubing, so that the sand-blasting hole on the tubing is opened. Since the problem that the sand-blasting hole cannot be opened by a conventional method can be effectively and timely solved, the multi-packer multistage sliding sleeve staged fracturing technology is effectively guaranteed to be smoothly implemented in the horizontal well, and a gap in the domestic technology of opening the sand-blasting hole of the horizontal well by the coiled tubing is filled. The method for opening the sand-blasting hole of the horizontal well by the coiled tubing open is simple in structural principle, low in construction cost and quite wide in application prospect, the sliding sleeve can be effectively sealed, normal opening of the sand-blasting hole is guaranteed by annular pressure, and construction efficiency is improved while labor power, material resources and financial resources are saved.

The invention relates to the technical field of smart homes and discloses a system for air purification in a toilet. The system comprises an indoor unit arranged in the toilet, an outdoor unit arranged outside the toilet and configured to be connected with the indoor unit through a connecting wire and a connecting pipe, an air purification device configured to communicate with the indoor unit, a refrigeration cycle device configured to communicate with the air purification device and a controller, wherein the controller is configured to be in communication connection with the indoor unit, the outdoor unit, the air purification device and the refrigeration cycle device, so that air purification is conducted on the interior of the toilet through the air purification device, and temperature adjustment is conducted on the interior of the toilet through the outdoor unit and the refrigeration cycle device. By using the system disclosed by the invention, a user can select proper temperature and air conditions by self during defecation, interference to other smart home equipment is avoided, and the defecation comfort of the user is improved.

The invention discloses a solvent type high-corrosion-resistance primer base for a household appliance, a preparation method and an application thereof. The coating comprises the following components: 20-30% of polyester resin, 5-10% of a curing agent, 0.1-0.5% of a catalyst, 0.5-2% of an adhesion promoter, 0.5-1% of a wetting dispersant, 12-18% of titanium dioxide, 7-12% of anticorrosive filler, 0.3-0.5% of an antifoaming agent, 0.3-1% of a flatting agent and 30-45% of a solvent, and mixing the above components to obtain the primer base. The primer base provided by the invention has the following advantages of good flexibility, good water resistance, excellent neutral salt spray resistance property, and excellent processability to meet the processing requirements of different household appliances, on the basis of the existing domestic technology, the corrosion resistance property of the household appliance is improved by about 3 times, and the service life of the household appliance is greatly prolonged.

The invention relates to the technical field of smart homes, and discloses a touch method for an air conditioner display screen, which comprises the following steps: acquiring a touch pressure value; determining a target operation object matched with the touch pressure value according to an association relationship between the touch pressure value and the operation object under the condition that the touch is determined to be valid; and controlling an air conditioner display screen to display an interface of the target operation object. Therefore, the false triggering probability of the touch display screen of the air conditioner can be reduced. The invention further discloses a touch device for the air conditioner display screen, an air conditioner and a storage medium.