263results about How to "Improve self-protection performance" patented technology

The invention discloses whitening and freckle-removing cream and a preparation method thereof. The whitening and freckle-removing cream comprises water, butanediol, caprylic/capric triglyceride, isohexadecane, glycerol, cyclopentasiloxane, butyrspermum parkii butter, trehalose, cetearyl olivate, sorbitan olivate, cetearyl alcohol, cetearyl glucoside, magnolia sieboldii extract, citrus peel extract, hydrogenated lecithin, phytosterol, bisabolol, tocopheryl acetate, glycyrrhiza glabra root extract, thymus serpyllum extract, panthenol, sodium hyaluronate and the like. The whitening and freckle-removing cream disclosed by the invention can be used for inhibiting tautomerase activity of tyrosinase and dopachrome and hindering polymerization of DHI; the formation of melanin in a body is inhibited, the regeneration capability of pigment cells is improved, the pigment deposition is reduced and pigment cell detachment is promoted; the self-immunity of the cells is enhanced, and the skin elasticity and a metabolism function are improved; and the self-protection capability of skins is improved and the safe whitening and freckle-removing effects are realized.

The invention provides a refrigerant leak detection method and device and an air conditioner. The refrigerant leak detection method includes the steps that the real-time gas exhaust temperature of a compressor of the air conditioner is detected; according to the work condition and the running state of the air conditioner, the theoretical gas exhaust temperature of the compressor is determined; and according to the real-time gas exhaust temperature and the theoretical gas exhaust temperature, whether refrigerants in the air conditioner leak or not is determined. By means of the technical scheme, whether the refrigerants in the air conditioner leak or not can be detected, and harm to the air conditioner and potential safety hazards brought to users because of refrigerant leakage are avoided as far as possible.

The invention discloses a comprehensive-effect sunscreen lotion containing oceanic biological active substances. The lotion contains seashells active peptides, oceanic collagen peptides and algal polysaccharides as main active ingredients, and also contains allantoin, magnesium ascorbyl phosphate, vitamin E acetate, ultraviolet A absorbent and ultraviolet B absorbent. The comprehensive-effect sunscreen lotion disclosed by the invention solves the problem that the sunscreen cosmetics in the prior art have irritation and phototoxicity to skin and poor air permeability, make skin oily, and easily block sweat pores; and the sunscreen lotion organically combines oceanic biological active substances and a sunscreen agent, so as to greatly improve the sunscreen capacity and safety of the sunscreen lotion while reducing the use amount of the sunscreen agent. The lotion has mild and comprehensive effects, not only can effectively block the damage of ultraviolet ray to skin and relieve skin inflammations due to sunscald, but also can keep skin moist, provide nutrients, promote skin regeneration, repair damaged skin and comprehensively improve the protection capability of skin. Meanwhile, the lotion has w/o (water-in-oil) type and o/w (oil-in-water) type, and is suitable for people of various skin types.

A preservative-free opthalmic composition for treating eye infections is disclosed. The composition contains a quinolone compound in an amount effective as an antibiotic when the composition is placed in the eye. The composition is rendered isoosmotic with polyhydric alcohol. The composition may be utilized to treat ophthalmic conditions by topically applying the composition to the affected tissues.

A welding wire for welding FV520B martensitic stainless steel comprises a powder core and an outer skin. The powder core is composed of, by mass, 15 percent to 35 percent of rutile, five percent to 15 percent of zircon sand, two percent to five percent of quartz, four percent to 10 percent of feldspar, two percent to five percent of sodium carbonate, two percent to five percent of aluminum oxide, six percent to 12 percent of aluminum magnesium alloy, five percent to 10 percent of electrolytic manganese metal, 18 percent to 25 percent of chromium powder, six percent to 10 percent of nickel powder, two percent to six percent of ferroniobium and one percent to 10 percent of molybdenum powder, and the sum of the mass percent of all the components is 100 percent. The welding wire is good in arcing and arc stabilizing performance, good in molten pool fluidity, fine in splashed particle and even in postwelding slag coverage, and enables deslagging to be easy, welding joint forming is meticulous and attractive, the welding wire is suitable for large linear energy welding, the organization and performance obtained through the prewelding preheating and postwelding heat treatment process can meet actual production needs, and the welding requirement for FV520B martensitic stainless steel is met.

The invention discloses a stepping motor controller and a control method thereof, and relates to the technical field of stepping motor control. The stepping motor controller comprises a power supply isolating module, a communication and command processing module, a digital control module for processing a command of an upper computer and then controlling the stepping motor to operate, a signal isolating module and a power amplification module. The stepping motor controller has the benefits that a plenty of communication interfaces are provided, and control interfaces such as RS232, RS485/CAN, I2C, SPI and PULSE are supported; the upper computer can randomly select any interface for connection control; remote multi-motor control is realized; one upper computer can be connected in series with a plurality of stepping motor controllers through an RS485/CAN bus and carries out real-time control on any one of the stepping motor controllers. The digital control module can be used for automatically controlling the motor to perform constant acceleration/constant deceleration motion, so that a mechanical system connected with the stepping motor is smoother, and the vibration impact is reduced.

The invention provides a simple-pendulum differential underwater amphibious robot with deformability. The amphibious robot is mainly composed of a left-hemisphere rigid structure part, a middle-cylinder flexible structure part and a right-hemisphere rigid structure part. The driving mechanism is mainly composed of a deformation driving mechanism for adjusting buoyancy and a simple-pendulum differential motion driving mechanism; the simple-pendulum differential motion driving mechanism can implement free motion of the robot in water or an underwater amphibious environment; the deformation driving mechanism for adjusting buoyancy can enable the robot to shift between approximate spheroidicity and regular sphere; the robot in the approximate spheroidicity state is subjected to higher buoyancy, thereby being beneficial to underwater motion of the robot; and the robot in the approximately regular sphere state is subjected to lower buoyancy, thereby being beneficial to the underwater ground rolling of the robot. The robot has the advantages of flexible motion, simple control and high safety, and can be used as a mobile platform to carry various detectors and acquisition sensors to execute the in-water or underwater environment information acquisition task underwater.

The invention requests to protect a variable structural spherical double-arm search and rescue robot which mainly comprises double variable structural mechanical arms and a variable structure spherical shell and has the prominent characteristics that double six-degree-of-freedom mechanical arms are designed on a robot base frame, and by a deformation double-arm mechanism, extension and retraction of the mechanical arms are completed; the robot can be changed into a double-wheel state from a sphere by a deformation spherical shell mechanism, and double mechanical arms can extend by the deformation double-arm mechanism so as to finally complete the integral deformation process; the robot can implement flexible movement by a rolling driving mechanism; in a sphere state, electronic elements of the robot are all packaged in the spherical shell, and thus, the variable structural spherical double-arm search and rescue robot has an excellent self-protection ability and in the searching and rescuing field, corrosion of dust and harmful gas can be effectively prevented; in a deformed state, the mechanical arms can implement a search and rescue operation on the outside, and meanwhile, collaboration of rolling of the spherical shell can reinforce the obstacle climbing ability of the robot in the searching and rescuing field and adaptability of the robot to different terrains.

The invention relates to skin-care honeysuckle liquid soap which comprises the following raw material components in parts by weight: 140 parts of coconut oil, 210 parts of olive oil, 100 parts of sweet almond oil, 50 parts of jojoba oil, 100 parts of honeysuckle, 50 parts of dandelion, 50 parts of wild chrysanthemum, 270 parts of water and 90 parts of potassium hydroxide. In the skin-care honeysuckle liquid soap, purely natural plant oils are adopted to be subjected to traditional low-temperature saponification, all the oils integrally retain various nutritional ingredients, active ingredients of honeysuckle, dandelion and wild chrysanthemum are extracted to be added into soap paste, and the skin-care honeysuckle liquid soap has the effects of diminishing inflammation, sterilizing and detoxifying while being used for gentle cleaning, also has the effect of calming the skin, can improve the self protection capability of the skin, and making the skin fresh and healthy.

A welding stick for the all-position welding of X100 pipeline steel comprises a flux core and a covering. The flux core comprises, by mass, 40-60% of fluoride, 10-20% of oxide, 2-6% of carbonates, 12-16% of Al-Mg alloy powder, 2-10% of nickel powder, 2-5% of chromium powder, 3-8% of molybdenum powder, 5-10% of electrolytic manganese metal and 0-3% of ferroniobium, and the sum of the mass percents of the components is 100%. According to the welding stick for the all-position welding of the X100 pipeline steel, adding of a denitrification agent and a deoxidizing agent (namely the Al-Mg alloy powder and ferromanganese) is controlled, the slagging and gas making functions of the fluoride and the carbonates are matched, and the good slag-gas-metal triune self-protection effect is achieved. The arcing and arc stability properties are good, the fluidity of a weld pool is good, splashing particles are small, postwelding slag coverage is even, slag removal is easy, and the appearance of weld seams is delicate and attractive.

The invention relates to the Cr13 series build-up self-shielded welding wire aiming to solve the wastes of material, low production efficiency, complex equipment and high cost of existing build-up welding material. It features in the mass percentage of calcium fluoride 10-20%, barium fluoride 10-20%, soda 1-2%, chrome metal 30-40%, metal powder 3-10%, manganese metal 3-5%, high carbon ferro-chrome 0-6%, Al-Mg alloy 8-14%, potassium titanate 3-7%, magnesia 2-5%. It has stable electric arc, good welding seam, easy for slag peeling clinker coating, with good self-shield effect in the welding process.

The invention provides a refrigerating agent leakage detection method. The refrigerating agent leakage detection method comprises the steps that 1, when an air conditioner runs stably, a control system starts a refrigerating agent leakage judgment procedure; 2, the refrigerating agent leakage judgment procedure is conducted, and when the real-time exhaust temperature and the theoretical exhaust temperature of a compressor meet a first preset condition and the temperature difference between the indoor temperature and the temperature of a refrigerating agent at an evaporator outlet meets a second preset condition, it is judged that refrigerating agent leakage occurs; 3, a refrigerating agent leakage validation procedure is conducted; and 4, a refrigerating agent leakage amount judgment procedure is conducted, and influences of the refrigerating agent leakage amount on compressor running are judged according to the fact whether the air return temperature of the compressor is within the preset temperature range or not. According to the refrigerating agent leakage detection method, whether refrigerating agent leakage occurs or not can be accurately judged, whether a refrigerating agentneeds to be supplemented and added or not also can be accurately judged after it is judged that refrigerating agent leakage occurs, and then users or maintenance personnel can conveniently maintain the air conditioner and fill the refrigerating agent.

The present invention provides a method, a device and a system for controlling VoIP border security. The system includes: a border security controller, which includes two dynamic information tables, an active session information table and a registered user information table, acting as the basis of security control; and a security policy server, in communication with the border security controller, adapted to provide a security policy to the border security controller and check the security of a signaling packet forwarded by the border security controller. The border security control system first checks the security and processes the packets of a user datagram received according to the active session information table and the registered user information table, and allows a packet which passed the security processing to pass, and then performs protocol processing on the media packet and signaling packet which are allowed to pass.

The invention discloses a device and a method for continuously preparing blocky combustible ice, and relates to the technical field of preparation of combustible ice. The device comprises a water inlet pipe, a gas inlet pipe, a vacuum pump and a reactor, wherein the water inlet pipe is communicated with an inner cavity of the reactor sequentially by means of a booster pump, a precooling system anda high-pressure atomizer; the gas inlet pipe is communicated with the inner cavity of the reactor by means of a gas booster pump; the vacuum pump is communicated with the inner cavity of the reactor;a cavity is arranged on the outer surface of the reactor; the cavity of the reactor is internally and fully filled with circulation cooling water. The device and the method have the beneficial effects that the synthesis of the combustible ice can be continuously carried out in the reactor, and the system does not need to be stopped when the synthesized combustible ice is taken out; the synthesized combustible ice is molded by one step by means of a compacting device, the natural gas saturation is high, and the gas storage capacity per unit volume is high; the synthesized blocky combustible ice is good in self-protection effect, and can be used for long-distance transportation of natural gas; the device is not only suitable for the combustible ice, but is also suitable for synthesis of other hydrates such as a carbon dioxide hydrate.

The invention provides a system and a method for controlling a medium consistency disc grinder in a fine tuning way. The system comprises a temperature monitoring module, an equipment operation monitoring module, a pulping quality control module, a current detection module, a displacement control module, a fine tuning servo control module and a cutter advance and retreat control module, wherein the pulping quality control module, the current detection module, the displacement control module, the fine tuning servo control module and the cutter advance and retreat control module are sequentiallyconnected; the output end of the temperature monitoring module is respectively connected with the temperature monitoring module and the cutter advance and retreat control module; and the output end of the cutter advance and retreat control module is respectively connected with a hydraulic device and an end surface transmission device of the medium consistency disc grinder externally. The method comprises the following steps: combining the fine tuning servo control module with the data of displacement control module and the current detection module for computing; controlling the action of thehydraulic device and the end surface transmission device according to a computing result by the cutter advance and retreat control module; and realizing the spacing adjustment of grinding sheet assemblies, wherein the temperature monitoring module monitors the temperature of a mainshaft bearing of the medium consistency disc grinder in the process. The invention realizes the automatic pulping control of the medium consistency disc grinder, reduces the manual operation, enhances the adjustment precision of the spacings of the grinding sheet assemblies and also improves the pulping quality and the pulping efficiency.

The invention discloses a DNA library for detection of polycystic kidney causing gene mutation by means of the targeted high-flux semiconductor sequencing technology and application thereof. Specifically, a primer pond is designed according to six polycystic kidney causing genes, sample genome DNA is subjected to super-multiple PCR amplification, the amplified product is sequenced by means of the high-flux semiconductor sequencing technology, causing mutation is found, genetic causes of polycystic kidneys are clarified, genetic and molecular biological theoretical bases are provided for clinical diagnosis, support is provided for donor identification in a later-period transplanting operation on a polycystic kidney patient, and a basis is provided for selective good birth and good care by the polycystic kidney patient. The DNA library has the advantages of being accurate, rapid, flexible and low in cost. Through the detection region of the six genes related to the DNA library, autosomal dominant polycystic kidneys and autosomal recessive polycystic kidneys can be detected, and the DNA library has a significant meaning and clinical value for diagnosis and identification of polycystic kidneys.

The invention discloses a combined wind farm protection device for a wind power generation system; the system comprises at least one wind generating set, and each wind generating set comprises a set of peripheral electric installation; the device comprises a power grid monitoring module and a combined protection module; the power grid monitoring module is used for transmitting a startup instruction to the combined protection module when detecting that a wind farm is offline, and transmitting a shutdown instruction to the combined protection module when detecting that a power grid is returned to normal; and the combined protection module is used for starting up part or all of the wind generating sets to supply electricity to the peripheral electric installations corresponding to all the wind generating sets when receiving the startup instruction, and stopping operation when receiving the shutdown instruction. The invention also discloses the wind power generation system and a combined wind farm protection method. The adoption of the embodiment of the invention can guarantee energy supply for the peripheral electric installations of the wind generating sets under the circumstance that the wind farm is offline for a long time in an extreme weather, thus enhancing the self-protecting capability of the wind generating sets under extreme operation conditions.

The invention discloses a flow amplifying valve. The flow amplifying valve comprises a flow control valve, a pilot oil supply module, a first oil outlet, a second oil outlet, a first pilot oil port, a second pilot oil port and a third pilot oil port which are connected with one another, wherein the first pilot port and the second pilot oil port as well as the first oil outlet and the second oil outlet communicate with the flow control valve respectively; and the third pilot oil port communicates with the pilot oil supply module. The invention also discloses a loading machine variable steering hydraulic system. The loading machine variable steering hydraulic system comprises an oil tank, a variable pump, a steering device, a steering oil cylinder, a variable pump regulator and the flow amplifying valve, wherein an oil inlet of the flow control valve is connected with an oil outlet of the variable pump; the variable pump is connected with the variable pump regulator; and an oil inlet of the variable pump regulator is connected with a feedback oil port of the flow amplifying valve. The flow amplifying valve provided by the invention can be applied to the loading machine variable steering hydraulic system of a load-sensitive variable pump and realizes load-sensitive control.

The invention discloses a flux-cored wire for welding X90 pipeline steel. The flux-cored wire for welding the X90 pipeline steel comprises a flux core and skin. The flux core comprises, by mass, 30%-55% of fluoride, 10%-20% of oxide, 2%-5% of carbonate, 7%-10% of Al-Mg, 8%-15% of nickel powder, 0.5%-2.5% of chromium powder, 3%-6% of molybdenum powder, 1%-3% of copper powder, 10%-15% of electrolytic manganese metal, 1%-4% of ferrocolumbium, 0.5-1.5% of ferrotitanium, and 2%-4% of ferrosilicon. According to the flux-cored wire for welding the X90 pipeline steel, through control over the addition of the denitrfying agent and the oxygen agent and the slag making function and the gas making function of the fluoride, a good slag-gas-metal triune self-protection function is achieved; the arcing performance and the arc stabilizing performance are good, the fluidity of a molten bath is high, splashed particles are fine and small, slag is evenly covered after welding, slag removal is easy, and formed weld joints are delicate and attractive.

The invention discloses a complex nitride and boride synergetic enhancement self-protection bead weld flux-cored wire. A mild-carbon steel strip is adopted as skin, a flux core is prepared from, by mass, 6%-45% of high carbon ferro-chrome, 3%-10% of TiN, 3%-10% of BN, 3%-10% of B4C, 3%-10% of TiB2, 3%-10% of ZrB2, 1%-3% of graphite, 0.5%-1% of 60-mesh cellulose powder, 0.5%-1% of 200-mesh cellulose powder, 1%-3% of 60-mesh aluminum magnesium alloy, 1%-3% of 200-mesh aluminum magnesium alloy, 2%-5% of 60-mesh silicomanganese, 2%-5% of 200-mesh silicomanganese and the balance iron powder, and flux core powder accounts for 50% to 54% of the total weight of the wire. According to the complex nitride and boride synergetic enhancement self-protection bead weld flux-cored wire, flux core components different in grain size are added, so that the good welding process performance is guaranteed; the flux core components and other alloy powder are reasonably matched, so that complex nitride and boride are dispersed through the wire in the welding process, the advantages of being high and even in hardness, good in wear resistance and the like are achieved, no slag basically exists on the surface of a weld bead, and slag removal is not needed during multilayer welding.

The invention discloses a high-efficient energy-saving and surfacing layer well-forming self-shielded flux-cored welding wire. A low-carbon steel belt is an outer skin; and a flux core comprises the following components in percentage by mass: 42-60% of high carbon ferro-chrome with the particle size of 80 meshes, 10-18% of ferrosilicon, 16-25% of ferroboron, 2-8% of rare earth silicon, 2-8% of graphene, 1-4% of aluminum magnesium alloy, 2-5% of manganese powder and the balance of iron powder, wherein the graphene, the aluminum magnesium alloy and the manganese powder are added with two kinds of particle sizes of 60 meshes and 200 meshes, and the weight of the flux core powder accounts for 49-53% of the total weight of the welding wire. According to the welding wire provided by the invention, by adding the flux core components with different particle sizes, good welding technological performance is ensured; and by adding B, Si and other self-fluxing alloy elements simultaneously in the flux core, the fusing point of the welding wire is effectively lowered; a welding process window is expanded; the surfacing efficiency is improved; a high-efficient and energy-saving effect is realized; and the surface tension of a surfacing welding bead is effectively lowered, and the forming of the surfacing welding bead is effectively improved.

The invention relates to the field of skin care products, in particular to a skin activating and whitening essence liquid and a preparation method thereof. The skin activating and whitening essence liquid comprises 1,3-propylene glycol, butylene glycol, nicotinamide, panthenol, hydrolyzed collagen, trehalose, tocopherol, glycerin, 3-o-ethyl ascorbic acid and cyanocobalamin. The nicotinamide, the 3-o-ethyl ascorbic acid, the panthenol, the cyanocobalamin, the tocopherol and multivitamins synergistically cooperate with the butanediol, the hydrolyzed collagen, the trehalose and other raw materials to prepare the skin activating and whitening essence liquid, and the skin activating and whitening essence liquid can improve skin metabolism, promote the absorption of skin care raw materials, effectively improve the self-protection of the skin, and improve skin dullness, declined elasticity, pigmentation and other poor skin conditions; vitamin B12 and vitamin C complement with each other to improve the skin metabolism, promote the absorption of nutrient raw materials, effectively improve the self-protection of the skin and improve skin dullness, declined elasticity and other poor skin conditions. Long term use of the skin activating and whitening essence liquid can dilute spots, make the skin color uniform, whiten and brighten the skin, clear the skin, remove skin imperfections and make the skin shining, permeable, bright and white.

The invention discloses nutritious eupeptic stage-2 infant formula rice flour. The rice flour comprises the following components in parts by weight: 30-40 percent of brown rice, 10-20 percent of millet, 10-15 percent of oat, 8-12 percent of wheat, 8-12 percent of corn, 5-10 percent of carrots, 3-8 percent of spinach, 1-3 percent of yolk and 1-3 percent of edible additives. Compared with traditional rice flour, the nutrient eupeptic stage-2 infant formula rice flour has the advantages that a complicated traditional process is omitted, the infant formula rice flour disclosed by the invention can be mixed directly with warm boiled water of 50 DEG C for drinking and the operation is simple and convenient; the infant formula rice flour has comprehensive nutrients and can meet the needs of babies for food nutrients; the infant formula rice flour has effects of promoting the brain development and improving the memory as well as promoting the intestinal peristalsis and digestive absorption, enhancing immunity and preventing constipation.

The invention relates to skin soothing and regenerating protein film cream and a preparation method of the skin soothing regenerating protein film cream, relating to the technical field of cosmetics. The skin soothing regenerating protein film cream is prepared from the following components: water, neopentyl glycol diheptanoate, butanediol, glycerol, an oat extract, fucogel-1, glycosphingolipids, wheat fine powder lipid, a plankton extract, a mirabilis jalapa extract, a hydrolyzed egg shell membrane and the like. The skin soothing regenerating protein film cream can permeate to the stratum corneum of skin and form a reticular protective film in the skin, so that the problems of ultraviolet ray invasion and skin dryness and ageing can be solved, meanwhile, the synthesis of collagens from fibroblasts is promoted, therefore, the formation of skin wrinkles is reduced, the skin aging is resisted, the skin elasticity is improved, the skin is enabled to be tender, fine and smooth, as well as full and plump, and is full of beautiful youth gloss, the outside contamination resistance of the skin is enhanced, the self-protection ability of the skin is enhanced, the cell ageing is prevented, and thus the skin ageing is delayed, the youthful vigor of the skin is recovered, the skin is tender and full, and the beautiful skin with the real lasting health is realized from inside to outside.