142results about How to "Extend effective use time" patented technology

The invention belongs to the communication field and provides a method and a device for extinguishing and lighting a screen and a mobile terminal. The method includes determining whether the duration of a screen distinguishing trigger state reaches a preset time threshold value, wherein the screen distinguishing trigger state refers to that the distance value obtained by a proximity sensor in the display screen between a display screen and a barrier is smaller than a preset distance threshold value and an acceleration value obtained by a gravity sensor in the display screen satisfies a preset acceleration threshold value; and executing the screen distinguishing operation when the duration of the screen distinguishing trigger state reaches the preset time threshold value, or otherwise executing the screen lighting operation. Under the condition that the display screen of the mobile terminal is placed facing the barrier, the intelligent screen distinguishing and lighting of the mobile terminal are achieved, particularly under the condition that the display screen of the mobile terminal is placed on the barrier downwards, therefore unnecessary waste of batteries of the mobile terminal is reduced, the service life of the mobile terminal is prolonged, and user experience is improved.

The invention provides a screw-driven sliding piercing type electronic smoking set comprising a smoking set shell. A cigarette liquid capsule and an atomizer are mounted in the smoking set shell, an air inlet passage is formed in the atomizer, a smoking orifice is formed in the side wall of the shell, the atomizer is mounted on the other side of the shell, a piercing liquid guide frame on the atomizer is positioned on one side of the cigarette liquid capsule, and a thread is arranged on the inner or outer peripheral wall, at one end of the atomizer, of the shell. A guide block is mounted on the inner wall of one end, provided with the atomizer, of the smoking set shell axially, and a guide groove is formed in the outer wall of the atomizer and matches with the guide block. The atomizer can be completely isolated from the outside when not used, impurities are thoroughly prevented from being ignited by a heating wire to generate naked flame after dust and the impurities enter the atomizer, and harmful substances in the impurities are prevented from being inhaled into human bodies; the atomizer is prevented from being separated from the cigarette liquid capsule, so that sealing reliability between the atomizer and the cigarette liquid capsule is further kept.

The invention provides a spirally-driven slidably-punctured electronic smoking set, which comprises a smoking set shell, wherein a gas suction hole is formed in one end of the smoking set shell, and threads are arranged on the inner wall or outer wall of the smoking set shell; a tobacco juice atomizer and a tobacco juice capsule are arranged in the smoking set shell; a puncturing liquid guide frame is arranged on one side, which is close to the tobacco juice capsule, of the tobacco juice atomizer; and the tobacco juice atomizer slides in the smoking set shell along the axial direction of the smoking set shell. By the spirally-driven slidably-punctured electronic smoking set, the puncturing liquid guide frame on the tobacco juice atomizer can puncture the tobacco juice capsule in a sliding mode under the driving of a spirally-driven mode, the puncture direction and puncture force of the puncturing liquid guide frame during the puncture of the tobacco juice capsule are not needed to be mastered by users, and after the users screw the threads, the puncturing liquid guide frame can puncture the tobacco juice capsule according to the accurate direction and force; and after the puncturing liquid guide frame punctures the tobacco juice capsule, the tobacco juice capsule can keep high tightness except for tobacco juice which is led out slowly along the puncturing liquid guide frame, so that the using time of the tobacco juice capsule can be prolonged, and the tobacco juice can be prevented from being polluted.

The invention discloses a litsea cubeba oil microcapsule and a preparation method thereof, and belongs to the technical field of mouldproof and insecticidal capsules. The litsea cubeba oil microcapsule is characterized by being prepared by the complex coacervation of litsea cubeba oil taken as a core material, sodium alginate taken as a main wall material and an aqueous solution which contains 1% to 5% of chitosan and 2% to 5% of anhydrous calcium chloride and is taken as a coagulating bath solution, wherein the mass ratio of the sodium alginate to the litsea cubeba oil is 1:(1-4). The preparation method mainly comprises the following steps: firstly preparing an emulsion A of the sodium alginate and the litsea cubeba oil; then preparing the aqueous solution of the chitosan and the anhydrous calcium chloride as the coagulating bath solution B; dripping the emulsion A into the coagulating bath solution B; and solidifying the mixture for certain time and then filtering the mixture, thereby obtaining the litsea cubeba oil microcapsule. Thus, the litsea cubeba oil microcapsule which is high in litsea cubeba oil content, long in service time and good in mouldproof and insecticidal effect and the preparation method of the litsea cubeba oil microcapsule are provided. The litsea cubeba oil microcapsule is mainly used for performing mouldproof and insecticidal functions on grains as well as on clothes.

The invention relates to a method for measuring glycosylated hemoglobin content, which comprises the following steps of: a, uniformly mixing a whole blood sample and hemolytic liquid; b, adding an appropriate amount of hemolyzed sample into latex suspending in glycine buffer solution; c, respectively adding an antibody B reagent and an antibody A reagent after preset time; d, uniformly mixing andreading a scattering value through a specific protein analyzer under the condition of single-wavelength light irradiation; and e, reading the glycosylated hemoglobin content from a standard curve diagram according to the scattering value. The glycosylated hemoglobin content of the blood sample can be directly determined without separately measuring the total hemoglobin content and the glycosylated hemoglobin content of the blood sample by taking fixed-time nephelometry as a detection principle; and antibody working solution does not need preparing in advance, so that the effective service time of the reagents is prolonged, the operating steps are simplified and the measuring time of the sample is shortened.

The invention relates to auxiliary equipment for Czochralski silicon growth equipment, and aims to provide an external continuous feeding mechanism for a monocrystal furnace. The feeding mechanism includes a bunker with a seal cover; a discharge valve is arranged on bunker bottom; the discharge valve is connected to a discharge inner pipe, which is sleeved by a discharge outer pipe; the discharge outer pipe is connected with a transmission mechanism for realizing telescoping of the discharge outer pipe along a discharge inner pipe extending direction, and the discharge inner pipe, the discharge outer pipe and the transmission mechanism are all arranged inside an airtight cylinder; an airtight cylinder bottom is equipped with a globe valve or a flap valve; an feeding inlet is arranged on an upper part of a main furnace chamber of the monocrystal furnace, and is connected with the globe valve or the flap valve in an airtight way. According to the invention, material charging can be realized without furnace halt to facilitate continuous growth of multiple crystals and save time require by furnace halt, furnace rubbing, charging, vacuum-pumping and material melting, so as to substantially increase production efficiency and utilization rate of a quartz crucible and lower costs effectively.

Prism-shaped anvil blocks (10) are arranged about the inner circumferential wall (12) of a rotating shaft impactor chamber (14). Each anvil block has a planar face 16 oriented to receive material thereonto for breakage. The breakage face (16) of each anvil block (10) is not obscured (that is, shadowed) by an adjacent anvil block (10A), so that the trajectory of travel of material ejected from a rotor (18) is uninterrupted by the shape or position of the adjacent anvil block (10A), to reduce the unevenness of abrasive wear. Each anvil block (10) is retained at the inner circumferential wall (12) by a concealed post (24) which is located on a lateral, inwardly projecting peripheral ledge 26 of the chamber (14). Each post (24) is received in a respective mating cavity (28) formed in each anvil block (10). The ingress of any material into the small gap between the mating cavity (28) and the post (24) is substantially prevented by its concealment, thus avoiding jamming of the anvil.

The invention discloses a screen color adjustment method applied to an electronic device, wherein the electronic device comprises an organic light emitting diode (OLED) screen. The method includes the following steps that: the accumulated use time of the OLED screen is obtained; the display color adjustment parameter of the OLED screen is determined according to the accumulated use time; and display data outputted to the OLED screen are adjusted according to the display color adjustment parameter. The invention also discloses a screen color adjustment device. With the screen color adjustment method and device provided by the technical schemes of the invention adopted, the problem of color deviation of the OLED screen caused by inconsistency of aging speed of different color light emitting bodies can be solved, and the effective use time of the screen is prolonged.

The invention discloses a household air purifier. The household air purifier comprises a base (1), a frequency conversion fan (2), an electrostatic filter (3), a fine filter (4) and a mixed adsorption bed layer (5); the frequency conversion fan (2) is arranged on the base (1); the electrostatic filter (3), the fine filter (4) and the mixed adsorption bed layer (5) are arranged above the frequency conversion fan (2) from bottom to top in turn; the mixed adsorption bed layer (5) is detachably connected with a casing of the fine filter (4); the upper end surface of the mixed adsorption bed layer (5) is provided with an end cover (6) which is provided with an air outlet; the end cover (6) is also provided with a sealing cover which can be used for sealing the air outlet; the end cover (6) is also provided with a penetrating detector (7). The invention also discloses a purification and regeneration process of the household air purifier. According to the household air purifier and the purification and regeneration process thereof, the detachment and the installation are convenient, the service life is long, and the purification and the regeneration can be achieved.

The invention provides a preparation method for a low-cost insulating phenolic resin laminated board resistant to moisture and heat, and relates to the preparation method of the phenolic resin laminated board. The preparation method aims at solving the technical problems that at present, electrician laminated wood prepared from birch and epoxy resin raw materials is relatively high in price, high-quality birch resources are wasted, and under the moist and hot environment, the water absorption is high, the water absorption speed is high and insulativity is reduced. The method includes the steps that firstly, phenolic resin is prepared; secondly, poplar veneer is dried and cooled; thirdly, the poplar veneer is soaked in modified resin to be processed; and fourthly, the processed veneer is dried, pre-pressed and hot-pressed. The preparation method is low in production cost, the water absorption of the prepared laminated wood board under the moist and hot environment is effectively reduced, and therefore the moist and hot ageing of laminated wood is slowed down, and the laminated board can have the lasting insulating property. The preparation method is used for preparing the low-cost insulating phenolic resin laminated board resistant to moisture and heat.

This invention discloses a battery charging method and a device including a battery internal resistance test circuit, a negative voltage difference identifying circuit and a charge process control circuit identifying the negative voltage difference and sending control signals to stop charging, a delay identifying control circuit between the internal test circuit and the negative voltage difference identifying circuit, said delay identifying control circuit controls the negative voltage difference identifying circuit to begin identifying the negative voltage difference appeared in the voltage.

The invention discloses a coal denitration agent, which belongs to the technical field of coal processing and is specifically made of the following materials: activated carbon, graphene, urea, slaked lime, barium succinate, zinc palmitate soap, alginate, methyl cellulose, Modified attapulgite, calcium carbonate, titanium dioxide, calcium stearate, magnesium acetate, zinc acetate. The denitrification agent prepared by the invention has a denitrification removal rate as high as 95%, has obvious effects, does not produce secondary pollution, has a long effective use time, and has good popularization value.

The invention provides an antenatal training device and fetus-voice meter integrated machine. The machine comprises a fetal heart signal acquisition device and a fetal heart signal extraction device, wherein the fetal heart signal acquisition device is used for sending out antenatal training voice signals and acquiring heartbeat sound signals sent out from the body of a pregnant woman at an interval of the antenatal training voice signals; the fetal heart signal extraction device receives the heartbeat sound signals acquired by the fetal heart signal acquisition device and separating fetal heart signals from the heartbeat sound signals, and the separated fetal heart signals are sent to a background server to be analyzed or displayed and primarily diagnosed at the local end; the fetal heart signal acquisition device adopts a bone conduction microphone and receives the heartbeat sound signals passively. The machine can monitor the heartbeat of a fetus while performing antenatal training on the fetus, acquires the fetal heart signals through the bone conduction microphone, cannot harm human bodies due to the fact that the fetal heart signals are received passively in the whole acquisition process and is safe and high in practicability.

The invention relates to the technical field of vehicle communication, in particular to a vehicle-mounted positioning assembly, method, device and equipment based on an ultra wide band (UWB), the assembly comprises at least one UWB module and a plurality of anchor antennas, and the anchor antennas are arranged in preset installation areas of a vehicle body in a grouped mode. The signal areas of the plurality of anchor point antennas cover a preset area around the vehicle and / or in the vehicle, and the output end of the at least one ultra wide band (UWB) module is connected with two or more anchor point antennas which are located at different positions and / or have different directions in a time-sharing manner. According to the invention, on the basis of setting the same number of anchor antennas, the installation amount of the UWB module is reduced, the effective use time of the single UWB module is prolonged, and the production and use cost is reduced.

The invention provides a composite air purifying agent and a preparation method thereof. The composite air purifying agent is prepared from the following raw materials in parts by mass: 5 to 12 parts of nanometer titania, 30 to 35 parts of activated carbon, 6 to 8 parts of stearic acid, and 50 to 70 parts of normal hexane. According to the composite air purifying agent, nanometer titania is located on the surface of activated carbon through stearic acid, so that the composite stability is high; when the activated carbon adsorbs the harmful pollution gas in the air, nanometer titania can decompose organic pollutants contained in the harmful pollution gas into carbon dioxide and oxygen, thus harmful substances attached on the activated carbon can be decreased, the activated carbon can continue adsorbing the harmful substances in the air, and as a result, the effective use time of the purifying agent is prolonged. The composite air purifying agent has indoor formaldehyde purifying rate up to 99.8%; stearic acid is adopted, so that the adsorption of nanometer titania to the activated carbon can be improved; nanometer titania is hard to leak; after the composite air purifying agent is continuously used for one week, the removal rate of formaldehyde in the air can also be up to 99%. The preparation method is simple and easy to carry out, and can be widely popularized and applied.

The invention provides a composite activated carbon filter element which comprises the following components in parts by weight: 3-6 parts of activated carbon fiber cloth, 3-9 parts of wood carbon, 25-32 parts of coconut shell activated carbon and 2-3 parts of acrylic glue. Adsorption properties of various carbon materials of the composite activated carbon filter element provided by the invention can supplement one another, so that the adsorption efficiency is greatly improved, and the effective use time is prolonged. Compared with a common activated carbon filter element, the composite activated carbon filter element is relatively large in adsorption specific surface area, relatively dense in structure, relatively rich in porosity, relatively high in strength, not liable to crush and relatively small in dust amount, the adsorption effect is 10 times better than that of the common activated carbon filter element and is 25 times better than that of granular activated carbon, and water purified by using the filter element is relatively pure in taste.

The invention belongs to the technical field of medicine preparations, and in particular to an atorvastatin calcium medicine composition. The dosage form of the composition is particularly dispersible tablet. The composition is characterized by comprising an auxiliary material, namely, calcium carbonate with a stabilization function, and pregelatinized starch in combined utilization, wherein the weight ratio of calcium carbonate to pregelatinized starch and atorvastatin is (2-5):(3-5):1, and preferably 3:3:1; the dispersible tablet further comprises disintegrant, excipient, corrigent, glidant, a lubricant, digestion promoter and an adhesive. The stability experiment shows that the dispersible tablet is good in stability.

The invention discloses an integrated monitoring system for a combine harvester, and the integrated monitoring system comprises a rotating shaft monitoring module, an engine monitoring module, a vehicle universal indicating module, a single chip processing unit, a liquid crystal display module and a keyboard input module, wherein the rotating shaft monitoring module, the engine monitoring module,the vehicle universal indicating module, the liquid crystal display module and the keyboard input module are respectively connected to the single chip processing unit. The integrated monitoring system for the combine harvester can be mounted in a cab and the sensor part of the integrated monitoring system can be fixed at the related position of the combine harvester. When the combine harvester isused in a field, the integrated monitoring system can be used for early warning and alarming for common faults of the combine harvester and also can be used for indicating the working conditions of certain electric parts of the combine harvester. The system is simple and has multiple functions. The integrated monitoring system can be used for showing information variously to an operator, thereby prolonging the effective service life of the combine harvester and promoting the production efficiency in a certain sense.

The invention relates to an intelligent compensation device and method for the temperature coefficient of a rubidium atomic frequency standard. The rubidium atomic frequency standard comprises a crystal oscillator, a physical system and a circuit controls system. The intelligent compensation device is connected between the physical system and the circuit control system and comprises a digital temperature detector, a microprocessor and a D / A (Digital-to-Analog) conversion module which are connected with each other, wherein the digital temperature detector is used for detecting the temperature change of the physical system, the microprocessor is used for processing detected temperature data according to the temperature relationship between the frequency and the physical system of the rubidium atomic frequency standard so as to set the voltage value of C filed coil of the physical system, and the D / A conversion module is used for carrying out D / A conversion on the set voltage value and outputting the converted set voltage value to the physical system. The application of the device can efficiently improve the weak points of rubidium atomic frequency standard, such as large temperature coefficient and high requirement on the temperature stability of a use environment, thereby satisfying the use requirement of the rubidium atomic frequency standard in various environments.

The invention discloses a low-power consumption gas cylinder gas pressure detection method. The method includes the following steps of: a detection step: detecting the current gas pressure value of agas cylinder; a comparison judgment step: comparing the detected current gas pressure value with a preset high-frequency detection threshold, and if the current gas pressure value is less than the high-frequency detection threshold, entering a sleep state; if the current gas pressure value is greater than or equal to the high-frequency detection threshold, entering a high-frequency detection state; when in the sleep state, calculating the sleep duration, and when the sleep duration reaches a preset wake-up duration, detecting the current gas pressure value of the gas cylinder, and executing the comparison judgment step; and when in a high-frequency detection state, frequently detecting the current gas pressure value of the gas cylinder according to the preset high-frequency detection frequency, and performing the comparison judgment step each time the current gas pressure value is detected. The invention also discloses a low-power consumption gas cylinder gas pressure detection device,which can save the working power and prolong the service time, and does not affect the normal use.

Prism-shaped anvil blocks (10) are arranged about the inner circumferential wall (12) of a rotating shaft impactor chamber (14). Each anvil block has a planar face 16 oriented to receive material thereonto for breakage. The breakage face (16) of each anvil block (10) is not obscured (that is, shadowed) by an adjacent anvil block (10A), so that the trajectory of travel of material ejected from a rotor (18) is uninterrupted by the shape or position of the adjacent anvil block (10A), to reduce the unevenness of abrasive wear. Each anvil block (10) is retained at the inner circumferential wall (12) by a concealed post (24) which is located on a lateral, inwardly projecting peripheral ledge 26 of the chamber (14). Each post (24) is received in a respective mating cavity (28) formed in each anvil block (10). The ingress of any material into the small gap between the mating cavity (28) and the post (24) is substantially prevented by its concealment, thus avoiding jamming of the anvil.

The invention discloses an elevator compensation chain guiding control device, and belongs to the field of compensation chain guiding devices. According to the elevator compensation chain guiding control device, in the scheme, a pair of guiding rollers can restrain a compensation chain, overall shaking of the compensation chain is reduced, the surface of a roller body is treated, the the elasticity of the surface of the roller body is increased through laid filling balls, so that abrasion between the compensation chain and the roller body is reduced. For the filling balls located in a filling groove, the multiple filling balls can be kept in a tiled state in the filling groove through matching of filling fibers between the adjacent filling balls and connection between the filling fibers and a reinforcing net, a relatively stable structure of the multiple filling balls can be easily kept, the loss of the elevator compensation chain in the using process can be greatly reduced, the instability phenomenon in the using process of an elevator is not likely to occur, the working loss of the elevator is reduced, the service life of the elevator is not likely to be affected, and casualties of passengers are not likely to be caused.

This invention relates to a method for dry etching treatment, characterized in using SF6 gas into room, and ashing the surface of product after dry etching treatment and residue on the dry etched wall in room. The method can effectively eliminate the dry-etching residue and guarantee the product quality, clean the device, reduce the times of cleaning and servicing device and lengthen the time of usage.

The invention relates to a suspended windproof and waterproof heat insulation film, belonging to the field of human life needs. The invention is characterized in that, a plurality of suspended reinforcements are arranged on the plastic film of the invention; a plurality of plastic connection bars are arranged between the suspended reinforcements and the film surface of the plastic film; monolayer, double-layer or multilayer plastic film is formed. The heat insulation film has the advantages that, the whole greenhouse surface is under uniform force; the wind resistance capability of the greenhouse is intensified; the height, the span and the area of the greenhouse can be increased, and the length, the width and the height of connective plastic greenhouse can also be increased greatly, therefore sealing and partial sealing can be covered to the heightened simple storage market, coal yard, lake level and other places with large span and large area; the investment and the cost of the greenhouse are reduced; the inner film is hung on the ceiling of the greenhouse to form monolayer, double-layer or multilayer enclosed air layer together with the external film to perform heat insulation; the heat insulation effect of the greenhouse is reinforced; the heat insulation investment and the heat insulation cost of the green house are lowered; tedious work for heat insulation is reduced; no more load is added to the greenhouse, and the illumination of the greenhouse is not influenced.

The invention discloses an anti-oxidation graphite tube with a high lubrication performance. The graphite tube comprises, by weight, 50-60 parts of graphite powder, 10-15 parts of asphalt, 10-15 parts of fire clay, 5-8 parts of borax, 3-5 parts of boric acid, 2-5 parts of molybdenum disulfide, 3-5 parts of nanometer alumina and 5-10 parts of a composite dispersant. A making method of the graphite tube comprises the steps of pretreatment of raw materials, burdening forming, roasting and dipping. Molybdenum disulfide, the nanometer alumina and the composite dispersant are added to realize automatic repairing of damaged surfaces of an apparatus in order to improve the application temperature range and the lubrication effect. Effective components are added to prolong the effective service time of graphite and graphite-containing products and realize synergism and consumption reduction effects. The graphite tube made in the invention has no bubble, crack or burst problems, has good work performances and work life, has no pollution to the environment, and is suitable for industrial production.

The invention relates to the technical field of radio frequency identification and provides an active card power source management device and method. The device comprises a battery power source module, a power source management module, an active card control module, a wireless transmitting and receiving module and a passive receiving module. The method comprises the steps of in an operating mode, sensing first magnetic field energy from an external reading head via an antenna, converting the first magnetic field energy into steady voltage and sending the steady voltage to the active card control module as an interrupt signal; monitoring the passive receiving module in real time; turning off a second switch and a third switch to enter a sleep mode after receiving the interrupt signal; in the sleep mode, managing the battery power source module to supply power to a constant electricity area of the active card control module connected with a first switch. The requirements for the service life and the volume production and stock of active cards are met, the effective use life of power sources is prolonged and the service life thereof is guaranteed.

The invention discloses a front-back double-station belted-layer wire cord fabric reeling machine achieving automatic dragging and cutting. The machine comprises a front-station cord fabric reeling device and a back-station cord fabric reeling device; a cord fabric conveying device is arranged over the position in front of the front-station cord fabric reeling device, an automatic cord fabric cutting device is arranged on the cord fabric conveying device, an auxiliary cord fabric conveying device is arranged over the position between the front-station cord fabric reeling device and the back-station cord fabric reeling device, a front-station automatic dragging device swinging around the output end of the cord fabric conveying device is arranged between the cord fabric conveying device and the front-station cord fabric reeling device, and a back-station automatic dragging device swinging around the output end of the auxiliary cord fabric conveying device is arranged between the auxiliary cord fabric conveying device and the back-station cord fabric reeling device. Accordingly, a belted-layer wire cord fabric can be automatically cut, automatic dragging of the belted-layer wire cord fabric between the front-station cord fabric reeling device and the back-station cord fabric reeling device can be completed, automatic unintermittent continuous production is achieved, and the automation degree of the equipment is achieved.

The invention discloses a wireless mouse and a self-charging device of the wireless mouse. The self-charging device comprises a charging battery, a first thin polymer film layer and a second thin polymer film layer, wherein the charging battery is arranged in a mouse casing and electrically connected with a mouse mainboard, the first thin polymer film layer and the second thin polymer film layer correspond to one or a plurality of mouse foot pads and are arranged in the mouse casing, the first thin polymer film layer is connected with a negative electrode of the charging battery through a wire, the second thin polymer film layer is connected with a positive electrode of the charging battery through a wire, and the charging battery is used for supplying power for the mouse mainboard. When the mouse is used, the mouse foot pads are pressed, the first thin polymer film layer and the second thin polymer film layer are in contact and friction to generate current to charge the charging battery. According to the mouse, the charging battery can be charged when the wireless mouse is used, an extra dry battery is avoided; thus, operational use time of the wireless mouse is prolonged, the cost for purchasing the dry battery is reduced, the situation that power is used up in a use process of the mouse is avoided, and convenience is brought to work and life of people.