79results about How to "Effective impact" patented technology

This invention pertains to the formulation of nanoparticles that have intrinsic antimicrobial and anti-inflammatory activity. The nanoparticles can be impregnated with one or more therapeutic agents and thereby enhance the antimicrobial and/or anti-inflammatory activity of such agents, and also other properties that the therapeutic agents provide.

The invention discloses a bulletproof flashboard and a preparation method and an application thereof. The preparation method of the bulletproof flashboard comprises the following steps of: bonding a protective layer, a ceramic layer, a middle layer, a supporting layer and a buffer layer which are coated with bonding agents in sequence; coating an outermost layer with a coating layer which is coated with a bonding agent; and molding under the negative pressure and curing. Due to the adoption of a novel structural design for the bulletproof flashboard, the entire bulletproof flashboard can effective resist the impact of bullets continuously shot by a light weapon without being broken. Moreover, the bulletproof flashboard has the characteristics of light weight, high bullet resistance, easiness in processing and the like.

An adjustable and controllable flexible bendable biological lumbar vertebrae structure system for a four-foot robot belongs to a novel biological lumbar vertebrae structure system for the four-foot robot. Aiming at the phenomenon that the animal lumbar vertebrae function of the conventional robot is always neglected or the introduced animal lumbar vertebrae function is not fully achieved, the invention provides the adjustable and controllable flexible bendable biological lumbar vertebrae structure system for the four-foot robot, which fully imitates the structure and functions of the lumbar vertebrae of an acinonyx jubatus, can achieve functions of the four-foot robot, including explosive jump, smooth furling and unfurling of four feet, specific body posture immovability and the like via connection of properly bent elastic steel plates and quick movement and coordination control of a dual-direction inverse spiral quick regulation mechanism; and in addition, the action of energy absorption and shock reduction of the elastic steel plate is fully utilized; a plurality of connection threaded holes in the joints of the elastic steel plate can achieve control of positions of a front part and a rear part of the lumbar vertebrae, as a result, the adjustment and control of the size of the total length of the robot are enhanced.

The invention relates to an effervescent tablet for cleaning tea stains. The effervescent tablet mainly comprises the following ingredients by mass: 20% to 50% of an oxidation bleaching agent, 10% to 40% of an acid disintegrating agent, 10% to 40% of an alkaline disintegrating agent, 4% to 15% of an agglomerant and 0.1% to 5% of a surfactant. The invention further discloses a preparation method of the effervescent tablet, which comprises the following steps: 1) mixing the dried alkaline disintegrating agent with the oxidation bleaching agent, and stirring the mixture to be uniform to obtain granules A; 2) mixing the dried acid disintegrating agent, the dried agglomerant and the dried surfactant, and stirring the mixture to be uniform to obtain granules B; 3) mixing the granules A and the granules B, stirring the mixture to be uniform, then, carrying out tabletting, extracting a sample, checking the sample according to a quality standard, and packaging the sample if the sample is checked to be qualified. The effervescent tablet is high in tea stain detergency, and can clean a tea set without dead angle; moreover, irritation of the conventional powder product is lowered during use. Therefore, the effervescent tablet is more convenient to carry about and use.

A fuel cell powered vehicle includes radiators disposed on left and right sides on the skew rear side of a front wheel in relation to the vehicle body front-rear direction. A secondary battery is disposed between the left and right radiators. A thin plate-shaped inner cowl is disposed between the secondary battery and the front wheel. Duct mechanisms surrounding the radiators are provided on the left and right sides of the inner cowl and inside a cowling. Each duct mechanism includes introduction ports for a running airflow, and a discharge port that is fitted with variable-type louvers. A voltage converter unit is accommodated in a straddled part of the vehicle. Radiating fins of the voltage converter include plate-like members erected in the vehicle body front-rear direction that are directed toward the upper side of the vehicle body and are exposed to the exterior of the vehicle body.

The invention discloses a method for ultrasonically crystallizing rebaudiosideA, which comprises the following steps of: charging stevioside and dissolvent according to the quality volume ratio (kg:L) of 1:4-10; stirring, charging and heating to be the temperature of 40-80 DEG C; constantly keeping the temperature at 30-90 minutes; fast reducing the temperature to be 10-25 DEG C with the velocity of 5-15 DEG C per minute; sequentially statically crystallizing and recrystallizing for 3-12 hours, wherein the ultrasonic wave is adopted to perform auxiliary crystallizing and recrystallizing during statically putting; stirring and performing the ultrasonic wave for 5-15 minutes every 30-90 minutes; and performing solid-liquid separation, dissolution in a washing way, membrane separation, reduced pressure distillation and spray drying to the recrystallized crystalloid to obtain the high-purity rebaudiosideA. The method has the crystallizing time of only 6-24 hours, the rebaudiosideA yield which is more than 75%, even crystallizing grains, and the rebaudiosideA purity which reaches up to be more than 95%, meets the standards of American FDA, can be produced on a large scale, and has obvious effect.

A small convenient efficient smashing device comprises a machine body. A feeding hopper is arranged in the middle of the top end of the machine body. A smashing chamber is arranged at the upper end of the machine body. A screening chamber is arranged at the lower end of the machine body. A first discharging hopper is arranged in the middle of the bottom end of the machine body. The left side and the right side of the bottom end of the machine body are each provided with a supporting leg. The small convenient efficient smashing device is high in smashing efficiency and smashing fineness, and multi-grade screening can be carried out on smashed materials; and meanwhile, smashing and screening on the materials are completed, operation is easy, use is convenient, and time and labor are saved.

The invention discloses a graphene/cast nylon composite material and a preparation method thereof. The composite material is formed by combination of paper wad shaped graphene microspheres and cast nylon. The composite material is prepared by steps: preparing the paper wad shaped graphene microspheres, mixing with caprolactam melt, and performing cast polymerization. The obtained paper wad shaped graphene microspheres are excellent in mechanical property and elasticity, effective in impact absorption, high in stability and great in dispersity when being added into the cast nylon, and owing to the paper wad structure, graphene stacking is reduced, and accordingly integral stability is improved. In addition, under the condition of external force application, the graphene microspheres are capable of completely absorbing stress, and integral lubricity of the material can be improved.

The invention belongs to the field of battery modules, and specifically discloses a vehicle-mounted power battery module. The on-vehicle power battery module includes a power battery pack, which is composed of several power single cells connected in series; it also includes a pulse buffer battery pack connected in parallel with the power battery pack, and the pulse buffer battery pack is composed of several pulse buffer single cells connected in series; The voltage at both ends of the battery pack is equal to the voltage at both ends of the pulse buffer battery pack, and the ratio of the polarization internal resistance of the power single battery to the polarization internal resistance of the pulse buffer single battery is 1:0.5-1:0.1. The vehicle-mounted power battery module of the present invention can effectively resist the damage caused by the braking pulse current; after the impact of the pulse current, it can effectively maintain the cycle performance and safety performance of the vehicle-mounted power battery module.

A cushioning and impact absorbing pad with a surface layer of thickness t, and an elastomeric sub-surface-structure of height h. The sub-surface structure comprises an array of elastomeric columns wherein each column has a frustoconical column wall surrounding a central void. The frustoconical column walls have a zone that is a more compressible, relatively collapsible zone in a region at an end of the column opposite the surface layer and a zone that is a relatively less compressible zone in a region at the end of the column abutting the surface layer. Column walls are tapered with draft angles in the range of greater than 6 degrees and less than 10 degrees.

The invention discloses a sound emission test device of a rock body in high-enclosure-pressure unloading and an operation method thereof. The sound emission test device comprises a sound emission sensor, a pre-amplifier, a coaxial cable, a protection case, a circular ring B, a rubber ring, a tenon, a circular ring A, a connecting rod, a mortise, a short rod, a screw bolt, a screw nut, a clamp buckle and a sensor protection device. A test block is subjected to sound emission test during the enclosure-pressure change; the study of the damage mode of the rock body in the high-enclosure-pressure unloading process after the impact load effect can be realized; relevant material kinetic parameters are provided for the scientific calculation and engineering application. In addition, the device solves the problems that in the high-enclosure-pressure cyclic impact test, the mounting and the dismounting of the sensor are inconvenient; the sensor can be easily damaged by the enclosure pressure andthe impact load; the alternate effect of blasting impact and enclosure load can be effectively simulated; the practical work state of the rock materials can be more precisely simulated; the more applicable rock material kinetic parameters can be obtained.

The invention provides an additive for a beverage. The additive comprises a mixture containing one or more normally bitter/cardboard-tasting proteins and trehalose. Although the additive contains at least one normally bitter/cardboard-tasting protein, the additive unexpectedly has a substantially neutral effect on the flavor of the beverage. The invention also provides for the simplicity of processing and storing the mixture in dehydrated form. The mixture is dehydrated, and then rehydrated before or during its addition to a beverage. The dehydration and subsequent rehydration permits processing, preserving, handling, and storing benefits—with substantially no damage to the protein or to the additive. The invention provides the additive and beverages containing the additive. In addition, the invention provides methods for preparing the additive and methods for preparing a flavored beverage.

The invention discloses large-equivalent flexible composite explosion-proof equipment. The large-equivalent flexible composite explosion-proof equipment comprises a base, a bottomless barrel body andan outer fence arranged on the base, and a top cover fixed to the top of the bottomless barrel body; the outer fence surrounds the periphery of the bottom of the bottomless barrel body; the bottomlessbarrel body comprises an inner support, a barrel body inner container, an inner flexible layer, an outer support and an outer flexible layer which are sequentially arranged from inside to outside, the top ends of the inner support and the outer flexible layer are connected with top edges, the bottom ends of the inner support and the outer flexible layer are connected with bottom edges, and a closed annular cavity is defined by the inner support, the outer flexible layer, the top edges and the bottom edges; the barrel body inner container, the inner flexible layer and the outer support are arranged in the annular cavity; the inner support, the bottom edges and the outer support are made of a first flexible material; the outer flexible layer, the top edges and the inner flexible layer are made of a second flexible material; and the barrel body inner container is filled with explosion-proof liquid. The explosion-proof equipment can effectively resist the explosion impact of large-equivalent explosives.

The invention relates to an arc extinguishing spray pipe for a gas generating and arc extinguishing device. The arc extinguishing spray pipe comprises an insulating sleeve, wherein the insulating sleeve is internally provided with a flow guiding chamber, a flow resisting chamber and a buffer chamber in sequence, the three chambers complement each other, simultaneously act on arc extinguishing andreduce the air impact to the lowest, the flow guiding chamber is internally provided with a conical thermal insulation inner sleeve I and is provided with a gas generating and arc extinguishing plastic layer at the same time, the gap gradually becomes smaller when an air flow passes through the conical cavity, the arc energy is concentrated, the plastic layer is gasified, the air flow after the gasification is concentrated around the arc again, and the arc is gradually elongated while the arc energy is consumed. When the arc with the energy being reduced passes through the flow resisting chamber, the flow resisting chamber is provided with a blocking ball at the central position, so that the air flow and the arc simultaneously collide the blocking ball made of an insulating material and then flow around, and the arc can be effectively extinguished in the step. Meanwhile, the impact force of the air flow is reduced, then the air flow flows through the buffer chamber, so that the impactforce of the air flow is further reduced, and the safety coefficient of the device is improved.

The invention discloses a medical boiler dual-descaling device based on the quantum technique. The medical boiler dual-descaling device based on the quantum technique comprises a descaling device body. The top of the descaling device body fixedly communicates with a water inlet pipe. A first sealing plug is arranged at the top end of the water inlet pipe. A first filter screen is fixedly connected into the water inlet pipe and located under the first sealing plug. According to the medical boiler dual-descaling device based on the quantum technique, dirt on the inner wall of a boiler can be effectively removed through electromagnetic waves and ultrasonic waves, and the descaling effect is good; by adoption of the dual descaling way, the descaling performance is good, and dirt can be effectively impacted; the stability is good, the protection performance is better, and damage to accessories in the boiler is avoided; and dirt can be effectively removed, so that water pollution is effectively avoided, the service life of the medical boiler is effectively guaranteed, requirements of people can be met basically, and the practicability is high.

The invention relates to a surface descaling method based on multi-frequency ultrasonic guided waves and belongs to the technical field of descaling. According to the technical key points of the method, for the medium scaling surface containing liquid load, an energy converter module is placed at the position away from a liquid load scaling area, a signal generation module generates a multi-frequency continuous excitation voltage signal, after being amplified through a signal amplifying module, the multi-frequency continuous excitation voltage signal acts on the energy converter module, ultrasonic guided waves propagated along a structure body are generated, when the guided waves are propagated to the scaling area with the liquid load, some energy is leaked into the liquid, the generated cavitation effect can effectively impact on scale, and the purpose of descaling is achieved. According to the method, the advantage of the large coverage range of the ultrasonic guided waves is utilized for achieving remote online scale removing, equipment to be washed does not need to be shut down, or disassembled, meanwhile, the multi-frequency excitation method can remove the scale more uniformly and effectively, and the removing rate is increased. The method is high in efficiency, the acting range is large, and pollution to environment is avoided.

The invention relates to the technical field of building equipment, and discloses a concrete pouring device which comprises a feeding port, an auger motor is fixedly mounted on one side of the feeding port, an auger rotating shaft is fixedly connected to one side of the auger motor, an inner pipe wall is fixedly connected to the other side of the feeding port, and an outer pipe wall is fixedly connected to the outer side of the inner pipe wall; and a discharging port is formed in one end of the auger rotating shaft, an air storage chamber is formed between the inner pipe wall and the outer pipe wall, an air blowing pump is fixedly installed at one end of the air storage chamber, the inner side of the inner pipe wall is movably connected with check block sleeves in a sleeving mode, and sleeve springs are fixedly installed at the two ends of each check block sleeve. According to the concrete pouring device, the inner pipe wall of a conveying pipe are provided with air outlet holes to communicate with the air storage chamber, when residual concrete in the conveying pipe is cleaned up, air pumped into the air storage chamber is blown out from the air outlet holes to accelerate outflow of the concrete in the pipe, and therefore the cleaning efficiency of the concrete conveying pipe is improved.

The invention relates to the technical field of seawater desalination, in particular to a seawater desalination system heat exchanger backwashing filter device and a backwashing method thereof, the IPC classification number is C02F, the seawater desalination system heat exchanger backwashing filter device comprises a frame body, an automatic control device, a heat exchange backwashing filter device, a heat source outlet pipe, a heat source inlet pipe and an auxiliary bypass, and the automatic control device is fixedly connected to the upper end of the frame body; the heat exchange backwashing and filtering device is mounted in the frame body; the heat source outlet pipe and the heat source inlet pipe are connected to one side of the frame body; the frame body comprises a supporting frame, an upper sliding guide rail, a lower sliding guide rail and a fixed end plate. According to the invention, safe and stable operation of the sea water desalination device can be effectively guaranteed, and flow channel blockage and disassembly cleaning frequency of the heat exchange backwashing filter device are reduced; the device has the advantages of being flexible to operate, high in automation degree, small in occupied area, high in heat exchange efficiency, good in backwashing effect, low in maintenance cost, stable in performance, wide in application, free of disassembly and cleaning, remarkable in comprehensive effect and the like.

The invention provides long-service-life synthetic oil special for wind power gears. The long-service-life synthetic oil is prepared from base oil and an additive, wherein the adding amount of the additive is 4.341 to 9.752 percent of that of the base oil; the base oil is at least prepared from the following two components in percentage by weight: 80 to 90 percent of polyether and 10 to 20 percentof polyester; the additive is at least prepared from the following nine components in percentage by weight: 0.3 to 1 percent of octyl/butyl liquid diphenylamine, 0.5 to 1 percent of 2,6-p-ditertbutylp-cresol, 0.03 to 0.5 percent of benzotriazole aliphatic amine salt, 1 to 4 percent of dialkyl group dithio molybdenum trisulfate, 0.5 to 1.5 percent of tricresyl phosphate, 0.01 to 0.05 percent of amine-epoxide condensation compound, 0.001 to 0.002 percent of a compound antifoaming agent, 0.3 to 0.4 percent of a metal passivator and 1 to 2 percent of aliphatic ester. The clean and low-friction-coefficient PAG and polyester are taken as the base oil, and the multifunctional additive is added, so that the oil has the advantages of superior antifriction performance, low friction coefficient, high temperature resistance, excellent viscosity-temperature characteristic, high antifoaming performance, high oxidation stability, low pour point, high micro-pitting erosion resistance, safety and environmental friendliness.