23565results about How to "Play a protective effect" patented technology

The invention provides an electric water heater. The electric water heater comprises a controller, an electric heating device and a water tank. The electric heating device is arranged in the water tank. The electric heating device comprises a left pipe box, a right pipe box and floating pipe coils. The floating pipe coils communicate with the left pipe box and the right pipe box to form sealed circulation of heating fluid. The left pipe box, the right pipe box and the floating pipe coils are filled with the heating fluid. One or more floating pipe coils are arranged. Each floating pipe coil comprises multiple arc-shaped pipe bundles. The center lines of the multiple pipe bundles are arcs of concentric circles. The end portions of the adjacent pipe bundles communicate so that the end portions of the pipe bundles can form free ends of the pipe bundles. The concentric circles are circles with the center of the left pipe box as the circle centers. The pipe diameter of the left pipe box is larger than the pipe diameter of the right pipe box. A first electric heater is arranged in the left pipe box. A second electric heater is arranged in the right pipe box. The first electric heater and the second electric heater are in data connection with the controller. The controller determines the ratio of the heating power of the first electric heater to the heating power of the second electric heater according to the pipe diameter of the left pipe box and the pipe diameter of the right pipe box. According to the electric water heater, automatic distribution of the heating power is achieved through the controller, energy is saved, and intellectualization of the water heater is improved.

The embodiment of the invention provides a display panel and a preparation method thereof and a display device, and relates to the technical field of display devices. Fracture or stripping of lines manufactured on an underlying substrate when the non-display area of the underlying substrate is bent can be avoided. The preparation method of the display panel comprises the steps that a bending area is formed through division in the non-display area in which a peripheral circuit is formed, and a protective layer covering the peripheral circuit is formed in the bending area at least; and the display panel is bent to the lower surface of the display panel in the bending area. When the display panel is bent to the lower surface of the display panel through the bending area, the protective layer coated on the bending area can protect the peripheral circuit arranged on the surface of the bending area.

The invention discloses a multifunctional intelligent rehabilitation robot for assisting stand and walk. The whole robot comprises three parts basically: a mechanical stand assisting device, a chassis moving device and a monitoring control device, wherein the mechanical stand assisting device comprises a support base, a swing arm, an electric push rod and a handrail device; the chassis moving device comprises a base, a motor fixing frame, four Mecanum wheels, a braking ratchet wheel, a braking sheet, and the like; the monitoring control device comprises a force sensor array, a vision sensor, a distance-measuring sensor, and the like; and in addition, the robot also comprises a power source storage battery, and the like. The robot can realize the auxiliary stand and walk assistance to a user, can lift the user up safely and comfortably under the condition of sitting posture, judge the motion intention of the user in the walking process and carry out all-sided collaborative motion; meanwhile, the robot can also detect the moving tread of the user so as to judge the stability of the user and do corresponding assistance to the user at the real time; and the robot can safely and effectively assist patients with lower limbs being injured to carry out rehabilitation training and assist the daily activities of weak old people.

The invention discloses a safety film with a dynamic three-dimensional effect, which comprises a microlens array layer, a substrate layer and a micro graphic layer. The micro graphic layer comprises at least six micro-graphics; and when the safety film is used, the micro graphic layer is arranged near the focal plane of the microlens array layer. The safety film is characterized in that the central coordinates of each microlens in the microlens array layer are distributed at random in the microlens array layer, and the microlenses in the microlens array layer correspond to the micro-graphics in the micro graphic layer. Due the use of the Moore amplification technology and the microlenses, the invention realizes multiple unique visual effects, reduces the process flow, and can be directly manufactured on the PET, PMMA, PC and other organic film materials in addition to ultraviolet imprinting. Moreover, the safety film has high performance.

The present invention relates to a building block of ecological slope protection vegetation, a fabrication method and a construction technique. The building block is composed of a growing bed body, a lath crib, planting troughs, a vegetation layer and a plant, the lath crib wraps the circumference of the growing bed body, the upper plane of the growing bed body is lower than the upper plane of the lath crib and concave, the vegetation layer is formed on the growing bed body, which matches the inner walls of the sectional area of the lath crib to form an integral building block, and more than one planting troughs are arranged on and run through the growing bed body. The design of the present invention is scientific, the structure is reasonable, the restoration of water ecology can reduce the operating cost, environment is improved, ecology is reinstated, harmonious natural beauty is enhanced, and the present invention is suitable for the nidification of small living creatures and the habitation and the survival of aquatic fishes, so that the cutting-off continuity of water and land regions is restored. The present invention is widely applied to channel slope protection, levee slopes, roadsides, airports, parks, public lands, household lawns, sports grounds, etc. The present invention is suitable for cold regions, damp regions, warm and damp intermediate zone, etc.

A cleaning robot for high bailding is composed of the main body, cleaning unit, control system and safety mechanism, and features that the flexible water-sealing mechanism, drive regulating system, steering regulation and compensation driving system, cleaning unit and control system are combined to reliably stay-on the wall surface and cleaning plane, curved surface, arc surface of curtain wall or ceramic tile wall. Its advantages are high cleaning effect, high recovery rate of water and continuous cleaning.

The invention provides a method for realizing private short message on a mobile terminal. The method comprises the following steps: firstly, a private parameter database is preset on the mobile terminal; secondly, when the short message is received by the mobile terminal, the corresponding parameter is extracted from the short message to be matched and checked with the corresponding parameter preserved in the private parameter database; thirdly, if the parameters are mutually matched, private processing is performed to the short message; fourthly, if the parameters are unmatched, normal displaying processing is performed to the short message. By adopting the method, the private processing can be performed to the short message of the mobile communication terminal according to the selection of the mobile phone owner, and the private short message can only be checked and managed through the human-machine interface of a third party through the password set by the mobile phone owner, thus safe protective function is played for the private information of the mobile phone owner. In addition, the invention also provides a corresponding system for realizing private short messages on the mobile terminal.

The invention discloses an antibacterial polyethylene film and a method for preparing the same. The film consists of an outer layer, a middle layer and an inner layer; the outer layer consists of low-density polyethylene and linear low-density polyethylene; the middle layer consists of low-density polyethylene and linear low-density polyethylene; and the inner layer comprises low-density polyethylene, linear low-density polyethylene, metallocene linear low-density polyethylene, a slipping agent and an antibacterial agent. Compared with the prior art, the antibacterial polyethylene film has the characteristics of broad-spectrum sterilization, lasting antibacterial effect, good safety, no toxicity, no side effects and uneasy discoloration, thereby really achieving the protective function on packaged foods.

The invention relates to a gyroplane and further relates to a variable-torque four-rotor aircraft with large load capacity. The variable-torque four-rotor aircraft with large load capacity contains a fuselage, four rotor arms which are connected with the fuselage and are symmetrically distributed, and rotors positioned on the rotor arms. Among the four rotors, two adjacent rotors rotate in opposite directions. The included angle of each rotor blade 1201 to the water level can be adjustable, thus making the lift force adjustable and further adjusting the attitude of the aircraft. According to the invention, operationality of the aircraft is substantially raised.

The invention relates to a lubricating oil composition and a preparation method thereof, and is mainly used for solving the problem that the lubricating oil in the prior art does not have anti-corrosive property to aluminum alloy and compatibility to rubber at the same time. The problem is well solved by the technical scheme that the lubricating oil composition comprises the following components in parts by weight: a) 10-30 parts of base oil, b) 15-35 parts of corrosion inhibitor, c) 8-20 parts of emulsifier, d) 1-6 parts of oil agent, and e) 5-40 parts of water. The lubricating oil composition can be applied to industrial production of the lubricating oil for automobile tire fitting.

The invention discloses a cooking utensil and a control method thereof. The cooking utensil comprises a pot body, a pot cover, a heating device, an exhaust device and a panel component, wherein the pot cover is arranged at the top of the pot body and a cooking cavity is defined by the pot cover together with the pot body; the heating device is arranged outside the pot body; the exhaust device is communicated with the cooking cavity so as to exhaust at least partial gas inside the cooking cavity; the panel component is arranged on the pot body or the pot cover; a vacuum cooking switch is arranged on the panel component; and as the vacuum cooking switch is pressed, the exhaust device and the heating device are controlled to work so as to cook food inside the cooking cavity. According to the cooking utensil disclosed by the invention, the entire process of cooking can be completed since a user presses the vacuum cooking switch which is arranged on the panel component, without other operations in an intermediate process, so as to greatly facilitate the user; and by virtue of the exhaust device, pressure inside the cooking cavity is reduced and boiling point of water inside the cooking cavity is lowered, so as to effectively protect nutritional components of food inside the cooking cavity.

The embodiment of the invention provides an array substrate and a preparation method thereof, and a display panel, and relates to the technical field of display. The problem can be solved that the contact of a source and a metal shielding layer is bad. The array substrate comprises a substrate, a metal shielding layer and a buffer layer which are arranged on the substrate in order and a thin filmtransistor. The thin film transistor comprises a gate, an active layer, a source and a drain; the buffer layer comprises a first via hole, and the via hole is exposed out of the metal shielding layer;and the source is electrically connected with the metal shielding layer through a conductive structure arranged in the via hole.

The invention provides a real stone paint. The real stone paint comprises, by weight, 90-130 parts of water, 2-5 parts of hydroxyethyl cellulose, 2-5 parts of a dispersant, 1-3 parts of a wetting agent, 4-8 parts of an antifoaming agent, 2-3 parts of an antiseptic, 100-150 parts of an emulsion, 5-12 parts of a film forming assistant, 1-3 parts of a pH adjusting agent, 5-20 parts of an antifreeze agent and 400-900 parts of a color sand component, wherein the color sand component comprises two or more than two natural stone flours with similar color. The invention further provides a preparation method of the real stone paint. The natural stone flowers with similar color in raw materials are blended in the embodiment of the invention to balance the color difference of all the natural stone flours, so even the color of one of the natural stone flours changes, the color difference of real stone paint products in batches is very small under the contrast of other natural stone flours with similar color, thereby the color difference change of the real stone paint is well controlled.

The invention provides a system for detecting mass, mass center and mass offcenter of a cylinder, and belongs to the measurement technical field. The system for detecting the mass, the mass center and the mass offcenter of the cylinder comprises a main controller, a data acquisition module, a control interface module, a signal conditioning circuit, a motor driving circuit, a distance measuring device, a power module, a lifting motor, four weighting sensors and a lifting platform. The cylinder to be measured is clamped on a tray at one time, the lifting motor is started, the tray is landed on the weighting sensors, the distance measuring device is moved to measure a reference distance of the cylinder, and then data of the sensors are acquired twice in a front and back mode when the cylinder rotates by 90 degrees, and a detecting result of the mass, the mass center and the mass eccentricity of the cylinder can be acquired according to a four-point method. The system for detecting the mass, the mass center and the mass offcenter of the cylinder has the advantages of being compact in structure, large in measuring diameter range, high in measuring accuracy and automation degree, and capable of being used in delivery detection, factory acceptance inspection and quality characteristic detection of cylinder parts or products.

The invention discloses a mobile vehicle-mounted intelligent taking-off and landing system of an unmanned aerial vehicle. The system comprises a taking-off and landing platform device and an unmannedaerial vehicle fixing and automatic charging device. Firstly, four universal balls are additionally arranged at the bottom of an undercarriage of the unmanned aerial vehicle so that the unmanned aerial vehicle can automatically slide into a groove of a landing platform through rotation of the universal balls when landing on the smooth landing platform; then, a conductive ring is additionally arranged in the fixed position of each vehicle foot of the undercarriage of the unmanned aerial vehicle, the conductive rings of the unmanned aerial vehicle and a charging guide rail in the groove are located on the same plane after the unmanned aerial vehicle lands, and every two adjacent vehicle feet form an electrode connected with a battery of the unmanned aerial vehicle; and finally, a visual processing module with an embedded chip is arranged on the unmanned aerial vehicle. The visual processing module is composed of two types of sensors of a GPS module and a visual camera module, and the unmanned aerial vehicle is precisely located through algorithm control. By the adoption of the system, the unmanned aerial vehicle can conveniently take off and be collected in the field environment andcan be autonomously charged.

A surface protection technology of neodymium-ferrous-boron permanent magnetic material is carried out by grinding for neodymium-ferrous-boron permanent magnetic material, degreasing while removing oil, removing rust while acid cleaning, activating acid liquid, putting it into black liquid or blue liquid, chemically coating and forming into blue-black or dark blue protection film. It has excellent combination and anti-corrosion performances.

The invention discloses a highly-flame-retardant modified acrylate coating. The raw materials for preparing the coating comprise the following ingredients: 65-80 parts of phosphate ester modified acrylic emulsion, 5-10 parts of polysiloxane, 3-10 parts of waterborne polyurethane emulsion, 2-6 parts of resorcinol bis(diphenyl) phosphate, 0.5-1.8 parts of tri-isopropylphenyl phosphate, 10-30 parts of nanometer aluminum hydroxide, 15-32 parts of titanium dioxide, 5-20 parts of nano-silica, 19-35 parts of ammonium polyphosphate, 5-10 parts of dipentaerythritol, 3-10 parts of beta-cyclodextrin, 3-8 parts of an organic solvent, 3-5 parts of a film-forming additive, 2-5 parts of an auxiliary, and 30-60 parts of water. The highly-flame-retardant modified acrylate coating disclosed by the invention is good in flame retardancy, high in heat resistance, high in strength, and long in service life.

The present invention relates to driving system for mixed power automobile, and is especially one kind of double axle hydraulic driving system for mixed power automobile. The double axle hydraulic driving system includes a constant pressure variable capacity pump, an energy accumulator, a hydraulic pump / motor connected to the front axle and the back axle via a wet clutch, a safety valve for providing the hydraulic pump / motor with constant pressure oil source, a central controller to receive various sensor signals for controlling the operation of the mixed power automobile. The present invention can recover and reuse the automobile braking energy, and has capacity of operating the engine in optimal status, high oil burning economic performance, reduced tail gas exhaustion, automatic drive mode conversion, high automobile driving performance and other advantages.

A protecting wax for rubber is proportionally prepared through mixing the paraffin wax with 40-70 deg.C for smelting point with microcrystalline wax with 70-90 deg.C for smelting point, and adding polyethene wax and the antioxidizing agent chosen from N-isopropyl-N-phenylbenzodiamine, dimethyl phthalate and 2,6-di-tert-butyl p-cresol. It can prevent ageing and cracking of rubber.

The invention provides an overheat detecting electric water heater which comprises a controller, an electric heating device and a water box, wherein the electric heating device is arranged in the water box; an electric heater comprises a left tube box, a right tube box and a heat exchange tube for communicating the left tube box with the right tube box; the electric heater is arranged in the left tube box and / or the right tube box; the heat exchange tube, the left tube box and the right tube box form a heating fluid closed cycle; a pressure sensor is also arranged on the electric heating device, and is used for detecting pressure in the electric heating device; the electric heating device and the pressure sensor are connected with the controller in a data manner; the controller judges whether a temperature is overheated or not according to the detected pressure to automatically control the running of the electric water heater; the controller is connected with a cloud server; the cloud server is connected with a water heater client, wherein the controller transmits measured pressure data to the cloud server, and afterwards, transmits the measured pressure data to the client through the cloud server; the client is a mobile phone; an APP program is installed in the mobile phone; a user can obtain the pressure data through the client. The intelligent overheat detecting electric water heater can intelligently detect the overheat of a heating device of a water heater, moreover, carries out intelligent control, and improves safety.

The invention provides a scalable text generation method. By means of the method, text files can be rendered faster and CPU resources of a server are used more efficiently. The method includes the steps that a whole template file is decomposed into multiple subtemplate files; a rendering task list is generated and comprises multiple rendering tasks, the rendering tasks are used for being associated with the subtemplate files corresponding to the rendering tasks, and logic of preparation data before rendering is realized; multi-thread rendering is carried out on the rendering tasks; rendering results of the rendering tasks are spliced into texts. By means of the technical scheme, development and maintenance cost of the template file is reduced, data preparation is more efficient, and the CPU resources of the server are used more reasonably.

The invention relates to a multiple-layer complex proton exchange film for the fuel battery in particular to a multiple-layer self-humidifying complex film and preparing method for the proton exchange film fuel battery. The complex film comprises the following parts: a porous strengthening film and a self-humidifying complex layer, wherein the proton exchange film resin is poured and painted on the porous strengthening film and the strengthening complex film is formed, the self-humidifying complex layer is poured and painted at two sides of the strengthening complex film, the self-humidifying complex layer is comprised by the metal accelerant and the proton exchange film resin(the mass ratio of the accelerant(pt) and the proton exchange film resin is 0.0005:1-0.01:1), the proton exchange film resin can be perfluorine sulfonic acid resin, sulfonated polyarylethersulfone, sulfonated polyetheretherketone, partial sulfonated polystyrene fluoride, partial sulfonated polyarylethersulfone fluoride, or partial polyaryletheretherketone fluoride. The multiple-layer self-humidifying complex film is provided with the good steady, the high proton conductivity and the good self-humidifying property.

The invention discloses a modified silicone rubber cable material with high flame retardance and high wear resistance. The modified silicone rubber cable material is prepared from the following raw materials: silicone rubber, ethylene-propylene-diene monomer rubber, butyl rubber, ethylene-vinyl acetate rubber, polyurethane, modified alumina, nylon 6, 2,2,6,6-tetramethylpiperidinooxy, nanometer calcium carbonate, a carboxylation carbon nanotube, a coupling agent, dicumyl peroxide, modified enzymatic hydrolysis lignin, zinc oxide, stearic acid, ultra-fine aluminum hydroxide, ethyl glycol tetraethyl diphosphate, diethylene glycol tetraethyl diphosphate, a red phosphorus microcapsule, triallyl isocyanurate, acrylic acid, an accelerant, an anti-ageing agent, and a softener. The modified silicone rubber cable material with high flame retardance and high wear resistance disclosed by the invention is good in flame retardance, high in wear resistance, high in mechanical strength, and long in service life.

The invention discloses a modified epoxy resin anticorrosive paint which is prepared from the following raw materials in parts by weight: 40-55 parts of a modified epoxy resin, 3-10 parts of a polystyrene rubber, 5-18 parts of mica powder, 6-15 parts of quartz powder, 3-12 parts of nano-sized iron oxide, 3-10 parts of zinc powder, 5-16 parts of ceramic micro powder, 2-6 parts of molybdenum disulfide, 2-5 parts of polytetrafluoroethylene, 3-5.8 parts of an aminosilane coupling agent, 3-5 parts of a coalescing agent, 3-7 parts of a reactive diluent, 0.3-0.7 part of a defoaming agent, 0.3-0.6 part of leveling agent, 20-35 parts of deionized water and 0.6-1.5 part of a curing agent. The modified epoxy resin anticorrosive paint provided by the invention is strong in force of adhering to base materials, good in anticorrosive performance, high in impact strength and excellent in weather fastness.

The invention discloses an air and water hybrid cooling high-speed permanent-magnet motor and belongs to the technical field of motors. The large-power high-speed permanent-magnet motor comprises a casing, a cooling water jacket, a stator core, a stator radial air duct, a stator inner air duct, a motor rotor, an outer rotor axial fan, an outer rotor fan fixing frame and two sliding bearings. The stator core is divided into two sections, the radial air duct is reserved in the middle, and the inner air duct is reserved in a stator slot close to the air gap position. The cooling water jacket is arranged outside the stator casing, a spiral water way is arranged in the water jacket, and water flows into the water way from the middle of the water way and flows out from a left spiral water outlet and a right spiral water outlet which are arranged at two ends of the water way. The air and water hybrid cooling high-speed permanent-magnet motor can mechanically solve the problem that a permanent magnet is broken when bearing large pulling stress during high-speed rotating, further solves the problems that the large-power high-speed motor is large in loss density, difficult in heat dissipation and over high in temperature rising, and prevents the permanent magnet from having irreversible demagnetization easily at high temperature.

The invention relates to probiotic microcapsules as well as a preparation method and application thereof. The probiotic microcapsules comprise a core material and a wall material, wherein the core material is probiotics; the outer layer of the wall material is coated with chitosan; the wall material is prepared from an aqueous solution containing a natural polymer material and a freeze-drying protection agent; the freeze-drying protection agent comprises one or more of glucose, fructose, sucrose, lactose, trehalose, soluble starch, glycerin, mannitol, Arabic gum, dextran 40 and skim milk; the natural polymer material comprises one or more of gellan gum, xanthan gum, k-carrageenan, sodium alginate, cellulose acetate phthalate or gelatin; in the aqueous solution, the volume fraction of the freeze-drying protection agent is 4.0%-20.0% and the volume fraction of the polymer material is 0.5%-5.0%. The probiotic microcapsules can keep excellent acid resistance and storage stability before and after being freeze-dried.

The invention discloses asphalt self-adhesive. The asphalt self-adhesive comprises the following components in percentage by weight: 45 to 65 percent of asphalt, 16 to 25 percent of rubber oil, 5 to 15 percent of styrene butadiene styrene (SBS), 1 to 6 percent of styrene butadiene rubber (SBR), 1 to 6 percent of petroleum resin, 1 to 7 percent of ethylene vinyl acetate (EVA), and 10 to 20 percent of talcpowder. The invention also provides a high-polymer self-adhesion rubber waterproof coiled material which comprises a non-woven fabric coating, a high-polymer sheet coating, and an asphalt self-adhesive coating which consists of the asphalt self-adhesive from bottom to top. Two ends of the waterproof coiled material are provided with joint sides. The asphalt self-adhesive contains EVA, so the compatibility of the self-adhesive and a high-polymer sheet is improved, and compounding intensity of the high-polymer sheet coating is improved. The problem that the high-polymer sheets cannot be jointed reliably in a self-adhesion joint process is solved, so the coiled materials are jointed by the adhesive; and the coiled materials can be adhered firmly and reliably, and adjusted freely and flexibly.

The invention discloses a double-linear polarization Doppler weather radar system which comprises an outdoor part and an indoor part. The outdoor part comprises an antenna servo subsystem, a transmitting subsystem, a receiving subsystem, a monitoring calibration subsystem and a power distribution subsystem. The indoor part comprises a signal processing terminal and a user subsystem. According to the double-linear polarization Doppler weather radar system, the ingenious signal link design is adopted, the equipment quantity is reduced, and the reliability of the system is improved; a multi-channel signal processing mode is used, simultaneous measurement of all parameters of a double-linear Doppler weather radar is achieved, and the timeliness of detection data is improved; a signal processing technology based on a GPU is utilized, and the processing capacity of double-linear signals is enhanced; a unique two-channel full-path transmitting-receiving calibration technology is used, two-channel transmitting-receiving system errors of the radar system are reduced, and an effective guarantee is provided for improving the quality of the detection data.

The invention discloses microspherical SiO2 aerogel compound heat-insulating / warm-keeping external wall paint and a preparation method thereof. The paint comprises the following components: 1-20 parts by weight of microspherical SiO2 aerogel powder, 10-20 parts by weight of titanium white, 10-20 parts by weight of water-based emulsion, 20-35 parts by weight of filler and 20-30 parts by weight of other paint assistant. According to the invention, the microspherical SiO2 aerogel and the titanium white are compounded, so that the paint has low heat transfer coefficient and high sunlight reflectivity, thus ensuring that the paint has excellent heat-insulating / warm-keeping property; meanwhile, the directly prepared hydrophobic SiO2 aerogel is micron-level microspheres of 1-50 mu m, thus avoiding causing the problems on defoaming and flowability to paint production in the efflorescence process of large aerogel; and the addition of the hydrophobic microspherical SiO2 greatly enhances the brushability of the paint.