58results about How to "Slow consumption" patented technology

The invention belongs to the technical field of medical optometry equipment and especially relates to an intelligent portable hand-held vision screening instrument and an optometry method. The instrument comprises an optometry system, a camera shooting system, an integral control system and a wireless communication system which are connected to a central processing unit, wherein the optometry system is composed of a light source, a diaphragm and a lens and is used for emission of the light source, diaphragm isolation and lens transmission; functions of distance and temperature measurement are achieved through combination of an ultrasonic ranging and a temperature sensor; the optometry system can shoot eye images by an infrared lens and a visible light lens; the integral control system executes different modes including a preview mode, a camera shooting mode and a checking mode; the wireless communication system carries out card reading functions of a social insurance card and a medical service card as well as wireless data transmission; and the central processing unit carries out collection and processing of data, image recognition, gray analysis and diopter computation. The intelligent portable hand-held vision screening instrument is connected to an intelligent medical cloud platform by a wireless communication system.

Specially, the invention is related to neutralization cathode filament in Koffman ion source, and method. Being placed outside ion beam, the neutralization cathode filament can prevent direct sputtering from ion beam. Anode of power supply for neutralization cathode filament is connected to ground, so that filament is at negative potential. Three pieces of filament are in annular ring to round ion beam, and operation modes for switching three pieces of filament in turn are adopted outside ion source. The neutralization cathode filament possesses features of simple structure, long continuous working time, stable operation, and low pollution. The invention is widely applicable to preparing thin film material of ion beam in low energy, and ion beam etching.

A fabric sleeve having an edible product at least partially disposed therein. The sleeve provides a plurality of openings through which an animal chews the interior contents, thereby scaling and flossing its teeth and massaging its gums on the sleeve openings and edible treat. Because the animal must access the edible product through the sleeve openings, the contact time with the edible product is increased and the beneficial effect of any medicinal agent are enhanced. Moreover, the sleeve may treated with a medicinal agent and may be made easily re-loadable through a re-sealable closure disposed along an edge of the sleeve. Thus, multiple dental hygiene benefits are achieve in a single animal chew article.

The invention discloses a Bi containing magnesium alloy sacrificial anode material.The magnesium alloy sacrificial anode material is prepared from, by mass, 4.8% to 5.0% of Al, 0.4% to 0.6% of Zn, 0.3% to 0.5% of Bi and the balance Mg and inevitable impurities.According to the Bi containing magnesium alloy sacrificial anode material, the alloy component is Mg-Al-Zn-Bi, Bi is added on the basis of combined use of Zn and Al, crystal grins are refined, and the structure is improved.The obtained magnesium alloy sacrificial anode material has the advantages of being even in consumption, low in consumption speed, long in service life and the like when used, is suitable for cathode protection in the corrosive environments of soil, seawater, water heaters and the like, and has wide application prospects.

The invention discloses an industrial furnace and a production process for composition adjustment of smelting slags. The industrial furnace comprises a mixing furnace, a connecting material tank, a smelting furnace and a discharging groove, wherein the mixing furnace is used for mixing and pre-smelting; the connecting material tank is inclined from a high position to a low position; the smelting furnace is used for smelting; the higher end of the connecting material tank is connected with a mixing furnace discharging opening of the mixing furnace; the lower end of the connecting material tankis connected with a feeding opening of the smelting furnace; the discharging groove is connected with a smelting furnace discharging opening of the smelting furnace; the furnace body structure, the feeding mode, the flow control, recycle of secondary solid wastes and the like of the industrial furnace are specifically designed in combination with technological conditions for slag tapping of the smelting slags, so effective compositions of the smelting slags can be fully utilized, meanwhile sensible heat contained by the smelting slags can be recycled farthest, and resource utilization of multi-variety high-additional-value products can be realized by utilizing various types of smelting slags.

The invention provides a high temperature resistance aluminum alloy sacrificial anode material, and a preparation method and application thereof. The high temperature resistance aluminum alloy sacrificial anode material comprises aluminum, zinc, indium, magnesium and silicon as well as rare-earth cerium metal and lanthanum metal, wherein the mass percentage of the zinc is 2%-5%; the mass percentage of the indium is 0.01%-0.06%; the mass percentage of the magnesium is 0.5%-3%; the mass percentage of the silicon is 0.05%-0.5%; the mass percentage of the cerium is 0.01%-0.6%; and the mass percentage of the lanthanum is 0.01%-0.5%. The high temperature resistance aluminum alloy sacrificial anode material has the beneficial effects that the organization of the aluminum alloy sacrificial anode is improved by adding the rare-earth cerium metal and lanthanum metal, and the crystalline grains of the aluminum alloy sacrificial anode are refined, so that the anode material is uniformly dissolvedat a high temperature; and the anode material is low in depletion rate and long in service life, is particularly suitable for cathode protection at a high temperature corrosion environment and has wide application prospect.

The invention discloses a thermal interface material which comprises low-melting point metal and a carbon nanometer tube array formed by directionally arranging carbon nanometer tubes, wherein the carbon nanometer tube array is elastically bent in the low-melting point metal; a metal wetting layer is arranged at two end parts of each carbon nanometer tube; and a metal transition layer is arranged between the metal wetting layer and the low-melting point metal. In the invention, a better transitional crystal structure is formed between the metal wetting layer and each carbon nanometer tube through forming metallic carbide between the metal wetting layer and each carbon nanometer tube in a reaction manner. Compared with an interface between the metal wetting layer in a wetting state and each carbon nanometer tube, the dispersion of a phonon, an electron and other hot carriers can be further reduced, and thermal contact resistance between each carbon nanometer tube and a hot source can be further reduced. The carbide with the crystal structure has better thermal conductivity.

The invention relates to a solar energy heat-conducting medium and a preparation method thereof, and belongs to the field of petrochemical engineering. The solar energy heat-conducting medium comprises following components in percentage by weight: 30 to 60% of anti-freezing agent, 5 to 10% of corrosion inhibitor, 1 to 10% of antioxidant, 0.1 to 1% of antifoaming agent, 0 to 0.001% of dye, 0.1 to 1% of sodium hydroxide, and the balance being water. The solar energy heat-conducting medium has an excellent heat-conducting performance and a prominent and long-lasting corrosion inhibiting effect, and is environmentally friendly.

The invention discloses a sand blasting head position adjusting device based on position detection and a sand blasting device. The adjusting device comprises an installing plate used for fixing a sand blasting head and further comprises a position detecting device and a drive mechanism. The installing plate is installed on the drive mechanism. The drive mechanism is used for adjusting the position of the installing plate. The position detecting device is used for detecting the relative position between the sand blasting head or the installing plate and a workpiece. The signal output end of the position detecting device is connected with a control unit of the drive mechanism. An output signal of the position detecting device serves as a control signal of work of the drive mechanism. The sand blasting device comprises the sand blasting head, a rack and the adjusting device. The position adjusting device is simple in structure, the distance between the sand blasting head and the surface of a pipeline can be effectively controlled, and therefore the effects of guaranteeing safety of site operators, reducing steel grit consumption speed and being beneficial to environmental protection are achieved. The sand blasting device is high in sand blasting quality reliability, meanwhile, safety is good, the steel grit consumption speed is low, and the position adjusting device is environmentally friendly.

The invention relates to a formula of a cutting blade for a hot cutting casting piece and a machining method. The formula comprises the following components of, by weight ratio, 20%-40% of chrome corundum with granularity 24 mesh, 5%-25% of iridium-plating brown fused alumina with granularity 24 mesh, 5%-25% of iridium-plating brown fused alumina with granularity 30 mesh, 5%-25% of iridium-plating brown fused alumina with granularity 36 mesh, 3.0%-5.5% of liquid phenolic resin, 7.5%-10.5% of powder phenolic resin with granularity 200-300 mesh, 2.0%-5.0% of potassium sulphate with granularity 150-200 mesh, 1.0%-3.0% of pyrite powder with granularity 325-400 mesh, 3.0%-8.0% of calcium sulfate whisker with granularity 80-150 mesh and 0.2%-0.8% of carbon black with granularity 325-400 mesh. The formula of the cutting blade for the hot cutting casting piece and the machining method have the advantages that the formula by using multiple materials in a mixed mode mixed is adopted, the resin grinding wheel cutting blade for the hot cutting casting piece is developed through a specific hot-pressing technology, the high-temperature resistant performance is remarkable, the requirement for high-efficiency cutting machining of casting workpieces with temperature above 600 DEG C can be met, the heat dissipation performance is good, the durability is improved by 5-6 times, the dust is small, the cutting speed is rapid, the efficiency is improved obviously, the shock resistance and the side direction loading capacity are improved, and the safety performance is guaranteed.

An embodiment of the invention provides a charging method, a terminal and a charger and relates to the technical field of communication. A charging process of a battery of the terminal can be controlled through interaction of the terminal and the charger, so that the terminal can be in a dormant state after the battery is fully charged. The method comprises steps as follows: when the terminal and the charger are connected, the charger outputs current to the terminal; the terminal is charged by receiving the current output by the charger; when charge voltage of the battery of the terminal reaches charge cut-off voltage, the terminal transmits a charge completion command to the charger; the charger receives the charge completion command; the charger responds to the charge completion command and stops outputting current to the terminal, so that charging for the terminal is stopped. The technical scheme provided by the embodiment of the invention is applicable to the charging process of the battery of the terminal.

The invention provides a failure alarming method of a respirator and the respirator. The failure alarming method comprises the following steps: S1, detecting the concentration c of a chemical toxic gas in a gas fed into a gas inlet in real time; S2, recording the working time t of the respirator; S3, detecting the air inlet quantity q of the respirator in real time; and S4, according to the concentration c of the toxic gas, the working time t and the air inlet quantity q, calculating the quantity of the toxic gas fed into the respirator, and triggering an alarming device to alarm when the quantity of the toxic gas fed into the respirator meets a preset value S, wherein the preset value S is less than or equal to the maximum absorption amount of a chemical gas filter. By adopting the technical scheme, according to real-time accumulation calculation, whether the respirator is failed or not can be indicated in real time, the purpose of proactive alarming can be achieved, and the timeliness of failure alarming can be ensured.

The invention provides a silicon-containing organic engine coolant, which comprise, by weight, 25-55 parts of ethylene glycol, 2-10 parts of a carboxylate, 0.1-5 parts of a silicate, 0.1-5 parts of asilicate stabilizer, 0.5-10 parts of a corrosion inhibitor, 0.2-2 parts of a preservative, 0.5-2 parts of an antifoaming agent, and 30-70 parts of deionized water. According to the present invention,the silicon-containing organic engine coolant can well protect the metal and non-metal materials of the engine cooling system, can effectively prevent corrosion and water scale, and has stability andlong service life within a large pH value range.

The invention provides a numerical-control linked full-automatic skewed slot processing grinder. The numerical-control linked full-automatic skewed slot processing grinder comprises a feeding part, a main shaft rotary part, a grinding head part and a control system, wherein the feeding part is used for feeding a workpiece to a grinding position; the main shaft rotary part is used for regulating the position of the workpiece; the grinding head part is used for grinding the workpiece; the control system is used for controlling the on-off and the operation of the feeding part, the main shaft rotary part and the grinding head part. The skewed slot processing grinder can realize full-automatic processing on a skewed slot of the workpiece, rotates the workpiece to perform skewed slot grinding on the other surface of the workpiece after completing skewed slot grinding on one surface of the workpiece through the main shaft rotary part, realizes automatic trimming of a grinding wheel, guarantees the grinding depth to be unchanged, guarantees the production accuracy, and digitally sets the automatic compensation, the trimming amount and the trimming frequency at will. The skewed slot processing grinder is stable and precise to rotate workpiece clamping, pushing and indexing mechanisms, and directly completes processes of indexing, trimming the grinding wheel and the like in a workpiece retracting process without wasting a second.

The invention discloses organic engine cooling liquid containing carboxylated fullerene and a preparation method thereof. The organic engine cooling liquid contains the following components in parts by weight: 30-95 parts of dihydric alcohol, 5-70 parts of deionized water, 0.01-1 part of carboxylated fullerene, 0.5-5.0 parts of organic-acid corrosion inhibitor, 0.01-0.5 part of imidazoline corrosion inhibitor, 0.001-0.01 part of defoaming agent and 0.01-0.05 part of dyestuff. The organic engine cooling liquid and the preparation method disclosed by the invention have the advantages that by synergistic effect of the carboxylated fullerene and the organic-acid corrosion inhibitor and absorption on the metal surface, a dense fullerene/organic-acid protective film is formed, so that the comprehensive corrosion-resistant effect for purple copper, yellow copper, carbon steel, cast iron, soldering tin and cast aluminium can be achieved, and especially the resistance to heat-transferring corrosion of the cast aluminium and cavitation corrosion of an aluminium pump is excellent.

The invention discloses a multielement magnesium alloy anode material for water heaters and a preparation method thereof. The multielement magnesium alloy anode material for water heaters is composed of the following components in percentage by mass: 3.0-3.5% of Al, 6.0-6.5% of Zn, 0.1-0.3% of Bi, 0.1-0.3% of Sb, and the balance of Mg and inevitable impurities. The magnesium alloy anode material is free of noble elements, and is prepared by casting without compression deformation. The magnesium alloy anode material has the characteristics of low alloy low cost, simple preparation technique, uniform anode consumption and the like, is suitable for protecting the water heater internal liner in a corrosion environment, and has wide application prospects.

The invention relates to a high-precision height-measuring device based on ultrasonic. The device comprises an ultrasonic emitting module, an ultrasonic emitting driving circuit, an ultrasonic data acquiring module, a band-pass filtering circuit, an ARM processor, an LCD (liquid crystal display) detection display, an EEPROM (electrically erasable programmable read-only memory) memory, a voice broadcasting circuit and a power module; and the modules are respectively connected with the ARM processor in order to realize distributed control, the power module is used for supplying power for the ARM processor, an emitting system of an ultrasonic signal is composed of the ultrasonic emitting module and the ultrasonic emitting driving circuit, a receiving and filtering system of the ultrasonic signal is composed of the ultrasonic data acquiring module and the band-pass filtering circuit, and a height data display, storing and broadcasting system is composed of the LCD detection display, the EEPROM memory and the voice broadcasting circuit. The high-precision height-measuring device based on ultrasonic provided by the invention is high in speed, the height data can be clearly displayed on the LCD screen and broadcasted through the voice, and the device is a high-tech, intelligent and automatic novel device.

The invention provides a backbone guide structure in the wireless sensor network, an establishment method and a repairing method. Power nodes are utilized to establish the backbone network connected with the server, ordinary nodes of the limited electric quantity are connected to the backbone network. When one power node is damaged, back-end power nodes search whether other backbone power nodes exist in the communication range for wiring again; if not, then a temporary channel is established through ordinary nodes, and the wireless sensor network can be restored when the damaged power nodes are repaired. The backbone network constituted by the power nodes can alleviate the impacts of hotspots to ordinary nodes, thus increasing toughness of backbone network and prolonging service life of wireless sensor network.