44results about How to "Fast and efficient entry" patented technology

The invention relates to an all-terrain forest firefighting detection robot and application thereof. The all-terrain forest firefighting detection robot comprises a machine, travel systems, independent suspension systems, a firefighting water cannon and a vehicular cradle head. The machine is connected with the travel systems by the independent suspension systems, and the firefighting water cannonand the vehicular cradle head are mounted on the upper side of the machine. The all-terrain forest firefighting detection robot and the application have the advantages that the all-terrain forest firefighting detection robot is provided with the novel travel systems, the novel travel systems are matched with the independent suspension systems, the firefighting water cannon and the vehicular cradle head are matched with each other, and accordingly the all-terrain forest firefighting detection robot can be quickly switched to be in wheel type and caterpillar type forms according to different working conditions; the all-terrain forest firefighting detection robot can be switched to be in the wheel type form on flat hard pavements, accordingly, the running speeds can be increased, and power consumption can be reduced; the all-terrain forest firefighting detection robot can be switched to be in the caterpillar type form on soft grounds, accordingly, the ground contact areas can be enlarged, tractive force can be increased, the passing ability, the maneuverability and the work efficiency can be improved, and the all-terrain forest firefighting detection robot further can quickly and efficiently enter accident sites to carry out detection, deployment and fighting.

The invention discloses a wood modification working liquid used for wet plate processing and a use method thereof. The wood modification working liquid used for wet plate processing is prepared from, by weight, inorganic base resin, namely an alkaline silica solution with 2-30% of silicon dioxide by weight, organic base resin, namely water soluble urine aldehyde resin impregnation liquid with 2-30% by solid content, waterproof agents with 0.2-20% by solid content, 0.05-3% of silane coupling agents, 0.2-1% of emulsifying agents, 1-10% of fire-retardant preservative and the balance water through mixing. The wood modified working liquid adopts matching of the inorganic component and the organic component, so that wood has the functions of preventing corrosion and insects, retarding inflaming, being waterproof and the like. All the components are not polymerized by themselves and can meet production requirements; the combination capacity of the components with the wood is high; the leach resistance is high; the obtained modified wood is good in stability, high in waterproof performance and good in corrosion prevention and fire resistance.

The invention discloses an e-commerce platform communication queuing method and system. The method comprises generating virtual seats of the same number as customer service virtual seats, and marking the work status of the generated virtual seats as unoccupied; generating absolute ranking numbers, generating queue tokens including queue identifiers and the absolute ranking numbers, and returning the queue tokens to a client; if an access condition is satisfied and the work status of at least one virtual seat is unoccupied, performing the access of the client to the accessible virtual seat, and setting the work status of the accessible virtual seat as occupied; and setting the work status of the identified virtual seats by virtual seat identifiers as unoccupied. The invention can solve the queuing problem in large flow, high concurrency instant messaging for large e-commerce companies by adding virtual seats and improving the entire queuing process. Quick and effective entry into a queue when customers are communicating online can be ensured, and the quality of customer service is also improved.

The invention relates to a production technology of a rock wool board with the functions of sound absorption and noise reduction. The production technology includes the following steps that corn stalk fibers, sugarcane fibers and chitosan are stirred and smashed; after anaerobic fermentation, filtration and drying are conducted; after polyvinyl alcohol, calcium oxide and mugwort leaf oil are uniformly mixed, a circuit is closed; two obtained mixtures are mixed and compressed; after activated carbon is added and reflux condensation is conducted, hydroxyl acrylic resin and thermosetting phenolic resin are added, smashed and grinded; after ultrasonic dispersion, a mixture is taken out, silica sand is added, and dolerite, dolomite, hydroxyapatite, perlite, expansile graphite, phenolic resin, moisture repellent and a coupling agent are added and mixed; after being fused at a high temperature, a mixture is subjected to centrifugal rotation and wafted to a wool collecting machine; a pendulum method is adopted, the mixture is folded to be of a rock wool structure, and a binding agent is sprayed; wool filaments are solidified, cut and subjected to edge cutting, and the rock wool board is obtained. By the adoption of the production technology of the rock wool board with the functions of sound absorption and noise reduction, the produced rock wool board has the functions of sound absorption and noise reduction and can effectively reduce the disturbance of external noise.

The invention discloses an agricultural spraying UAV achieving drainage with negative-pressure pressurization. The agricultural spraying UAV comprises a pesticide adding cover, a liquid level observation port, a fuselage, a spraying device, a landing frame and a heat dissipation hole. After the spraying device is started, a forward blade and a reverse blade provide flight power. A rotating mechanism is rotated by the wind during the rotation of the forward blade, thereby rotating a spraying port. A pressurizing mechanism operates in conjunction with rotation of a drive shaft, and drives a negative-pressure mechanism to pressurize the inside of the spraying port. The agricultural spraying UAV improves the penetrating power of the spraying, enables the pesticide to enter the vigorous plantsquickly and effectively, prevents workers from spraying for the second time, and saves the pesticide dosage.

A dipping solution used for functional modification of rubberwood timber is disclosed. The dipping solution is prepared by mixing following components by weight: 2-30% of alkaline silica sol calculated based on silicon dioxide, 2-30% of water-soluble urea-formaldehyde resin, 0.2-20% of a waterproof agent, 0.05-3% of a silane coupling agent and 1-5% of borax, with the balance being water. The dipping solution adopts combination of inorganic components and organic components. Wood cell walls are covered with an inorganic-organic glue layer formed by the dipping solution so as to form a separating layer on the surface of wood fiber, so that the timer has functions of corrosion resistance, insect prevention, flame retardance, waterproofness, and the like. Components of the dipping solution are free of self-polymerization at room temperature, thus meeting production requirements. The dipping solution is high in binding capability with rubberwood and high in loss resistance. Obtained modified timer is good in stability, high in waterproofness, good in corrosion resistance and good in flame retardance. Economic value of the rubberwood is increased.

The invention discloses a branch grinder which comprises a rack, a feeding device, a grinding device and a discharge tube, wherein the feeding device comprises a feeding box, a feeding drum and a driving mechanism. The driving mechanism and the feeding drum are fixedly connected together to form an integrated structure which is arranged on an elastic support device playing the supporting function together. An elastic device which applies downward acting force is arranged on the integrated structure, wherein one end is fixed, and the other end is connected with the integrated structure. The outlet end of the discharge tube is provided with a direction-regulating top cap. A protective shield which is used for shielding the feeding device and the grinding device is arranged on the rack. The branch grinder is applicable to material feeding with various diameters and sizes. Through the additional arrangement of the protective shield, the problems that the box body is broken by metal debris, the metal fragments break through the cavity body to cause personal injury and the flying breaking objects accumulate on the grinding box body can be solved, and thus potential safety hazard is eliminated.

The invention relates to a visual blood collection needle. The visual blood collection needle solves the technical problems that for visual blood collection needles in the prior art, the blood returning chambers are large, the indication process is unclear, the speed is low, the blood is wasted, and the accuracy of blood collection samples is low. The visual blood collection needle is provided with a transparent needle base and a stainless steel needle tube with needle tips at the two ends; a blood returning chamber is provided with a blood returning tube and a lower-end blood returning chamber which define an inverted T shape; the two ends of the stainless steel needle tube are in fixed and sealed connection with the two ends of the needle base respectively, and a gap is firmed between the stainless steel needle tube and the blood returning tube; a blood returning hole runs through the stainless steel needle tube in the blood returning tube and is communicated with the blood returningtube; a ventilation hole runs through the side wall of a filling chamber and is communicated with the exterior; the filling chamber is further internally provided with a filtering core and filled with the filtering core, and the filtering core is made of materials which can be ventilated when dried and sealed when expanded by liquid. The visual blood collection needle is widely applied to the field of medical instruments.

The invention discloses a horizontal type firewood splitting device with a positioning function. The horizontal type firewood splitting device with the positioning function comprises a base, a firewood splitting device body, a transverse positioner, a longitudinal positioner and a longitudinal positioner cylinder. A longitudinal positioner moving groove is formed in the lower end of the base. The firewood splitting device body is fixed in a firewood splitting device moving groove in the upper end of the base through movable screws. The transverse positioner is mounted in the middle of the base through a transverse positioner spring support, and a transverse positioner spring is mounted on the transverse positioner spring support. The longitudinal positioner is mounted in a longitudinal positioner moving groove, and a longitudinal positioner spring is mounted on a longitudinal positioner spring support. The longitudinal positioner cylinder is mounted on the tail of the base. According to the horizontal type firewood splitting device with the positioning function, the structural mode that the firewood splitting device body, the transverse positioner, a longitudinal positioner operate on the same central point is adopted so that wood can be positioned rapidly; and the cylinder is used for rapid firewood feeding and rapid firewood splitting, so that the firewood splitting efficiency is improved, and the horizontal type firewood splitting device is convenient to use and safe.

The invention belongs to the technical field of washing machines and particularly relates to a control method of a washing machine and the washing machine. According to the control method of the washing machine, during running of an odor removal program, a machine door is controlled to be locked, and a weighing function is enabled; when it is judged that a washing drum is an empty drum, a motor iscontrolled to rotate at a high speed for a set time and then stop rotation, the machine door is unlocked and opened, and a drain pump and the motor run for a set time to remove moisture or / and odor in the washing drum. According to the control method of the washing machine, the moisture or / and the odor in the washing drum is / are completely removed, and breeding of mildew or generation of the odorin the washing drum due to the heavy moisture is avoided. The control method of the washing machine is simple, reliable and effective, and complicated structural transformation of the washing machineis not needed.

The invention discloses a planetary frame structure with a self-checking function. The planetary frame structure comprises a shaft body; one end of the shaft body is provided with a bearing installation seat; and side parts parallel to each other are arranged on the bearing installation seat and connected through a connection plate. The planetary frame structure is characterized in that one end ofthe shaft body is provided with a sun wheel shaft installation hole, the side wall of the shaft body is provided with a main oil way, the side wall of the bearing installation seat is provided with auxiliary oil ways, one ends of the auxiliary oil ways communicate with the main oil way, the other ends of the auxiliary oil ways communicate with a planet wheel installation cavity, and lubricating oil flow sensors are installed at ports of the ends, communicating with the planet wheel installation cavity, of the auxiliary oil ways. The planetary frame structure has the beneficial effects that the structure is simple, lubricating oil quickly and effectively enters a planet wheel transmission system by additionally arranging the auxiliary oil ways on the side wall of the bearing installation seat, the lubricating oil flow sensors are installed in the auxiliary oil ways and used for monitoring the lubricating oil supplying situation in the planet wheel transmission system in real time, andnormal operation of a lubricating system of the planet wheel transmission system is effectively ensured.

The invention relates to a backpack type sprayer. The backpack type sprayer comprises a liquid storing cylinder. The backpack type sprayer is characterized in that a liquid feeding port and a pressurizing device are arranged at the top part of the liquid storing cylinder, wherein the liquid feeding port can be sealed; a spray gun connected with a spray head is also placed at the top part of the liquid storing cylinder; a control valve is arranged between the spray gun and the spray head; a connecting pipe is connected with the part of the spray gun, which is in the liquid storing cylinder; the connecting pipe is positioned at the top part of the liquid storing cylinder and is fixed on the inner wall of the liquid storing cylinder; the connecting pipe is communicated with one ends of a plurality of liquid conveying pipes; the other ends of the liquid conveying pipes are positioned at the bottom part of the liquid storing cylinder; a back buckle is arranged at the top part of one side of the outer wall of the liquid storing cylinder; a cushion pad is movably arranged on the outer wall of the liquid storing cylinder at the lower side of the back buckle; a filtering device is arranged at the position where the connecting pipe is in contact with the spray gun; and the pressurizing device is an one-way air inlet valve. The backpack type sprayer has the following advantages that the liquid can be quickly and efficiently fed into the spray gun, so that the labor force is reduced, the pressure of the liquid storing tank on the back of a user using the sprayer for a long time can be reduced, and the spray gun can be effectively prevented from being blocked by impurities.

The invention belongs to the technical field of washing machines, in particular to a washing machine and a control method thereof. The control method includes the following steps that after the washing process is over, a motor stops running, a door of the washing machine is controlled to unlock to make the door sprung to the set angle, a drainage pump and a motor operate in a set time sequence soas to discharge moisture and / or odor in a washing bucket. According to the control method, after clothes is washed, moisture and / or odor in the washing bucket are / is fully removed, moulding and odor caused by much moisture in the washing bucket are avoided, the clothes shake evenly, winding is prevented, the clothes is protected, and multiple purposes are achieved.

The invention relates to the field of fodder processing and production, and in particular, discloses a fodder airing and recovery device. The device comprises a frame, a power device, a roller, an overturning cylinder, a conveying device, an air blower and a first collecting device; the first collecting device is fixedly mounted at the upper end of the overturning cylinder; the conveying device is mounted at the middle part of the overturning cylinder; the air blower is fixedly mounted at the lower part of the overturning cylinder; the conveying device includes a conveying belt and a transmission shaft; a tooth engaged with the transmission gear is arranged at one end of the transmission shaft; the transmission shaft is contacted with the inner surface of the conveying belt; one part of the conveying belt is arranged on a shoveling plate, and the other part of the conveying belt is mounted in the overturning cylinder; the first collecting device includes a first accommodating cavity, a second feed port and a second discharge port; the second feed port is communicated with internal space of the overturning cylinder; and the conveying belt is mounted at one end in the overturning cylinder, and is corresponding to the second feed port and an exhaust port of the air blower. The device realizes quick separation of dry fodders from wet fodders, and realizes quick collection of the dry fodders.

The invention relates to the technical field of food processing, in particular to a salted fish automatic processing device. The salted fish automatic processing device comprises conveying devices, afixing frame, fixing clips, a cylinder, an injection device, a hollow rotating shaft and an infusion pipe. The two conveying devices are arranged in parallel in the fixing frame, and the plurality ofsets of fixing clips are symmetrically arranged on the two parallel conveying devices through cylinders. Two side walls of the fixing frame are symmetrically provided with a rectangular groove, and the upper end of the rectangular groove is provided with a through cavity. The upper end and the lower end of the injection device are respectively arranged in the rectangular grooves through the hollowrotating shaft and a rotating shaft in the rotating mode. One end of the infusion pipe is connected to a high-pressure water pump, and the other end is arranged in the hollow rotating shaft through the through cavity. The uninterrupted rolling injection is adopted to overcome the defects of intermittent stop and damage to fish meat by the effect of the force between a needle and the fresh fish while ensuring uniform injection. The working efficiency is improved, the needle can effectively enter and exit a fish body, and the integrity of the fish is not destroyed.

The invention belongs to the technical field of dust collection equipment and in particular discloses a mining environment-friendly dust collection device which comprises a shell, wherein a driving shaft is mounted in the middle of the shell; a first bevel gear is mounted at the upper end of the driving shaft; a double-output shaft motor is arranged at the top of the shell; a first connecting shaft is mounted on an output shaft on the left side of the double-output shaft motor; a second bevel gear meshed with the first bevel gear is arranged on the first connecting shaft; a dust collection cylinder and a spiral plate are arranged from left to right in sequence inside the shell; the dust collection cylinder is fixedly mounted on the driving shaft; a plurality of conical holes are uniformly formed in the wall of the dust collection cylinder; the spiral plate is mounted through a second connecting shaft; a third bevel gear is mounted at an output shaft end on the right side of the double-output shaft motor; a fourth bevel gear meshed with the third bevel gear is arranged at the upper end of the second connecting shaft; a first collecting part and a collecting bag are arranged at the bottom of the shell; the first collecting part communicates with the collecting bag; the cavity in the dust collection cylinder communicates with the first collecting part; the lower end of the driving shaft is positioned in the first collecting part; and an air sucking fan is arranged at the lower end of the driving shaft.

The present invention discloses a method for preparing the mercaptan conversion catalyst of a liquefied petroleum gas, which comprises the steps of activating a carrier; preparing a steeping liquor comprising CoTSPc compounds and a steeping solvent; dipping the activated carrier in the steeping solvent to obtain a mixed material; sealing the mixed material and subjecting the mixed material to the ultrasonic treatment; filtering a loaded carrier out of the mixed material after the ultrasonic treatment, and drying the loaded carrier in the vacuum state to obtain the mercaptan conversion catalyst of the liquefied petroleum gas. According to the preparation method, the solubility of CoTSPc compound molecules in the steeping solvent is improved under the ultrasonic effect. Meanwhile, the diffusion and adsorption process of the CoTSPc compound molecules in the carrier is accelerated, so that active components can quickly and effectively get into the pore canals of the carrier. Therefore, the loading homogeneity and the loading sufficiency are ensured. Meanwhile, the loading effect of the CoTSPc compound molecules served as active components on the carrier can be facilitated. The dipping time is greatly shortened, and the concentration of the steeping solvent is ensured. The preparation efficiency of the catalyst is improved, and the production cost thereof is reduced.

The invention discloses a method and kit for down-regulating the eukaryotic gene expression. The gene expression is down-regulated through combining 5'-phosphorylated single-stranded oligodeoxynucleotide (5'-p-ss-DNA Oligo) and Argonaute mRNA. The method comprises the following steps: reconstructing NgAgo gene, constructing an expression plasmid, carrying out linearization, in vitro transcription and recovery on the expression plasmid to obtain the Argonaute mRNA, designing and synthesizing the 5'-p-ss-DNA Oligo according to a target gene sequence, and introducing the Argonaute mRNA and the 5'-p-ss-DNA Oligo to a target cell. The NgAgo gene constructed in the method can rapidly and highly-efficiently enter a nucleus in the target cell; the 5'-p-ss-DNA Oligo sequence designed according to the target gene has good specificity on target sequence identification; a 5'-p-ss-DNA Oligo / NgAgo system can stably and highly-efficiently down-regulate the target gene expression through the inhibition effect on an eukaryotic cell in the DNA level; the 5'-p-ss-DNA Oligo has good stability, and well plays a role in the cells; and no endogenous 5'-p-ss-DNA Oligo exists in the eukaryotic cell under natural conditions, so the 5'-p-ss-DNA Oligo has high specificity.

The Venturi combustion spray pipe comprises a gas pipe and a mixing pipe, the gas pipe and the mixing pipe are communicated and connected, the mixing pipe is a Venturi mixing pipe, one end of the mixing pipe is a necking end, the other end of the mixing pipe is an inclined face end, and the necking end of the mixing pipe is communicated and connected with the gas pipe. A plurality of gourd-shaped smoke through holes are uniformly formed in the outer wall of the necking end of the mixing pipe along the circumferential direction; the arc radius of a large hole part of each gourd-shaped smoke through hole is 6-10 mm, and the arc radius of a small hole part of each gourd-shaped smoke through hole is 3-6 mm. The burner is provided with the Venturi combustion spray pipe. The structure of the Venturi combustion spray pipe adopts an integrated design, the number of welding points is small, the service life is long, the Venturi principle is maximized by forming the gourd-shaped flue gas through hole, flue gas can rapidly and efficiently enter the mixing pipe to be fully mixed with fuel gas, the mixing effect is good, and low nitrogen and environmental protection are fully achieved.

The invention discloses an electronic water pump. The electronic water pump comprises a shell, a pump cover and a rear cover plate; the shell comprises a shell cylinder body and a shell upper cover; an upper shaft sleeve hole is formed in the shell upper cover; an upper shaft sleeve is installed in the upper shaft sleeve hole; a rotor shaft of a rotor assembly penetrates through an inner hole of the upper shaft sleeve; a gap water flow channel is formed between the rotor shaft and the upper shaft sleeve; and the two ends of the gap water flow channel are communicate with an impeller cavity anda cooling cavity respectively. Water flow in the impeller cavity flows into the cooling cavity via the gap water flow channel, when water flows through the gap water flow channel, fine gravels between the rotor shaft and the upper shaft sleeve or impurities generated by abrasion can be brought out along the gap water flow channel, and the impurities are prevented from existing in a water film layer between the rotor shaft and the upper shaft sleeve for a long time, so that abrasion between the rotor rotating shaft and a sliding bearing is reduced, and the service life of the electronic waterpump is prolonged.

The invention discloses a method for adding a helicopter fire fighting device and the helicopter fire fighting device. The method for adding the helicopter fire fighting device comprises the steps that a hanging bracket with a water tank is first arranged below the bottom of a helicopter, connecting rods are then arranged on the hanging bracket, so that one end of each connecting rod penetrates through the water tank to be connected with the hanging bracket, and the other end of each connecting rod is connected to the bottom of the helicopter; and then a first support is added to the side of hanging bracket, and a water spray device is installed on the first support. On the basis of not changing the original overall layout of the helicopter, the fire fighting device is added to the helicopter, the potential safety hazards in the helicopter fire fighting operation are eliminated, and the need of high-rise fire extinguishment is met.

The invention relates to a general-purpose topping machine. The general-purpose topping machine comprises a rack and a topping cutting device; the upper portion of the rack is provided with a guide rail and a plurality of split bodies capable of sliding along the guide rail; the topping cutting device comprises a bracket, a drum cutting device and a grid drum device; the bracket is provided with amounting seat fixedly connected with the split bodies and a main shaft driven by a power device, the drum cutting device comprises a drum cutterhead fixed on the main shaft and a plurality of cuttingknives fixed on the drum cutterhead and distributed at intervals in the circumferential direction of the drum cutter head, the main shaft is located on the axis of the drum cutterhead, and the cutting knives are in long-strip shapes and parallel to the main shaft. The general-purpose topping machine can not only increase the utilization rate of the topping machine, but also can achieve the protection and damage suppression of side leaves in the topping process.

The invention discloses a simple and effective liquid injection method for a lithium ion battery. By adopting the porous current collector and the isostatic pressing liquid injection technology, the permeation rate of the electrolyte in the electrode micropores is effectively improved, the high-time-consumption and high-energy-consumption standing procedure after the traditional liquid injection procedure is avoided, and the manufacturing period of the lithium ion battery is shortened.

A seasonal vegetable quick-frozen fresh-keeping method relates to the food fresh-keeping field. A refrigerator fresh-keeping method in the prior art is abandoned. A case is developed. According to themethod, a seasonal vegetable is put in the case, the temperature in the case is controlled, and a liquid located on the surface of the seasonal vegetable is frozen to form a membrane, so that the fresh-keeping effect and time are improved. With the assistance of the antiseptic feature of acid, the acid environment can prevent bacteria from growing. The seasonal vegetable is cleaned and put in vinegar, and the obtained seasonal vegetable can be kept for months. The medicinal effect is fast efficiently taken in the seasonal vegetable at an extremely low temperature, so that the nutritive valueis increased.

The invention discloses a branch grinder which comprises a rack, a feeding device, a grinding device and a discharge tube, wherein the feeding device comprises a feeding box, a feeding drum and a driving mechanism. The driving mechanism and the feeding drum are fixedly connected together to form an integrated structure which is arranged on an elastic support device playing the supporting function together. An elastic device which applies downward acting force is arranged on the integrated structure, wherein one end is fixed, and the other end is connected with the integrated structure. The outlet end of the discharge tube is provided with a direction-regulating top cap. A protective shield which is used for shielding the feeding device and the grinding device is arranged on the rack. The branch grinder is applicable to material feeding with various diameters and sizes. Through the additional arrangement of the protective shield, the problems that the box body is broken by metal debris, the metal fragments break through the cavity body to cause personal injury and the flying breaking objects accumulate on the grinding box body can be solved, and thus potential safety hazard is eliminated.