21results about How to "No risk" patented technology

The present application belongs to the field of biomedicine, and relates to an inducer for inducing mesenchymal stem cells to differentiate into estradiol-secreting cells. The inducer for inducing mesenchymal stem cells to differentiate into estradiol-secreting cells is based on a human mesenchymal stem cell serum-free culture medium, and is composed of the following components in a mass concentration ratio: bone morphogenetic protein-4 20-60 mg / L, bone morphogenetic protein-7 20-60 mg / L, tretinoin 2-8 mg / L, resveratrol 2-8 mg / L, icariin 2-8 mg / L, benzamide 2-8 ug / L, chloroplatinic acid hexahydrate 2-8 ug / L, ethanolamine 2-8 ug / L, erythropoietin 2-10 ug / L, and vascular endothelial growth factor 2-10 ug / L. The inducer for inducing mesenchymal stem cells to differentiate into estradiol-secreting cells has high induction efficiency.

The application discloses a shrimp head hydrolysate with anti-freezing activity and a preparation method and application thereof, and belongs to the technical field of biology. The shrimp head is treated by fermentation with the aid of a magnetic field and Pediococcus pentosaceus, and a shrimp head hydrolysate with high anti-freezing effect is prepared. Six polypeptides with high anti-freezing activity are identified from the shrimp head hydrolysate through mass spectrometry analysis. The polypeptides have high ice recrystallization inhibition activity, can inhibit the formation of ice crystals and the migration of water during the food freezing process, reduce the mechanical damage of ice crystals to food, inhibit the protein denaturation caused by ice crystals, and can also reduce the thawing loss and cooking loss of food, and has great application value in food frozen storage.

The invention provides a collateral loan risk monitoring method and device and a computer program product, and the method comprises the steps: obtaining the multi-source data of a collateral, and the multi-source data comprises the collection images collected by a plurality of image collection devices at the same time; pixel offset adjustment is carried out on the acquired images of the multi-source data to obtain a plurality of aligned feature images, and the aligned feature images are in one-to-one correspondence with the acquired images; fusing the plurality of aligned feature images by using a gated feature pyramid fusion network to obtain fused features; and performing risk analysis according to the fusion features to obtain the risk index of the collateral, and sending out early warning according to the risk index, thereby solving the problem that the collateral risk monitoring in the prior art depends on manual risk judgment.

The invention discloses a training optimization method, device and equipment for a large vertical domain model, and a medium, and relates to the field of artificial intelligence large vertical domain model adjustment and optimization. Comprising the steps of constructing a target domain data set; on the basis of the target domain data set, continuously pre-training the basic large model to obtain an intermediate large model; generating a target domain question-answer pair set based on the target domain data set; at least based on the target domain question and answer pair set, supervised fine tuning training is performed on the intermediate large model to obtain a vertical domain large model of the target domain, and the vertical domain large model of the target domain is used for answering questions of the target domain, so that the question and answer accuracy of the target domain is improved; the compliance risk and the engineering error risk in the practical application of the target field are avoided, secondary verification is not needed, and the accuracy and the reliability of the large model are improved.

The utility model discloses a blanking waste material removing mechanism which comprises a displacement mechanism, a feeding mechanism and a discharging mechanism, a fixing frame is arranged on the displacement mechanism, and the displacement mechanism drives the fixing frame to move in a reciprocating mode in the first direction; the lifting mechanism is connected with the displacement mechanism and can ascend or descend in the second direction; the material taking mechanism is arranged at the bottom of the lifting mechanism and is driven by the lifting mechanism to ascend or descend in the second direction so as to be suitable for adsorbing the cut glass; and the two pressing mechanisms are arranged on the material taking mechanism and distributed in a V shape, and the two pressing mechanisms are suitable for pressing leftover materials of cut glass so that the cut glass can be conveniently adsorbed by the material taking mechanism.

This invention discloses a humanoid robot mechanical finger, comprising a fixed frame with a first directional tooth; a proximal phalanx drive rod with one end movably connected to the output end of a telescopic device and the other end having a second directional tooth, and a distal phalanx linkage rod rotatably connected thereto; a middle phalanx linkage rod rotatably connected to a second position of the fixed frame; a driven gear assembly rotatably connected between the proximal phalanx drive rod and the middle phalanx linkage rod, and meshing with the first directional tooth; a middle phalanx drive rod rotatably connected between the proximal phalanx drive rod and the middle phalanx linkage rod, and having a third directional tooth, which meshes with the driven gear assembly; and a distal phalanx swing rod rotatably connected between the distal phalanx linkage rod and the middle phalanx drive rod, and having a fourth directional tooth, which meshes with the second directional tooth. This invention employs pure mechanical gear transmission, without relying on elastic elements, wire ropes, rubber seals, or other components that are prone to aging or susceptible to temperature / radiation effects, and can operate stably for a long time in extreme environments such as high temperature, low temperature, vacuum, and radiation.

The application discloses a kind of precipitation well plugging construction methods, comprising: inserting precipitation pipe into precipitation well, filling sealing element between precipitation pipe and precipitation well;Steel casing bottom end is sleeved on the top of precipitation pipe, and steel casing and precipitation pipe are blocked with waterproof mortar, precipitation;Laying a layer of cushion on the outer periphery stratum of steel casing, laying concrete layer on the cushion, and reserving to be plugged groove on the outer steel casing of concrete layer;Precipitation pump is extracted, and sand and stone aggregate is filled into precipitation pipe;After checking no backwater, draining the accumulated water in steel casing, and filling into impermeable concrete again;Covering concave steel plate on the top of steel casing;If leakage backwater, carry out hole operation to precipitation pipe through valve body, and inject cement double liquid slurry into hole;Impermeable concrete is used to fill the to-be-plugged groove.This precipitation well plugging construction method and precipitation well plugging structure can effectively solve the problem of well plugging water gushing without quality hidden danger and easy operation.

This invention discloses a portable edge-side large-scale computing device based on a solid-state battery, comprising a casing, a solid-state battery core power supply module, a heterogeneous computing and storage motherboard, an intelligent composite three-dimensional heat dissipation system, and a temperature management model. Through the collaborative optimization design of the solid-state battery core power supply module, the heterogeneous computing and storage motherboard, the intelligent composite three-dimensional heat dissipation system, and the temperature management model, this invention solves the technical challenges of insufficient battery life, heat dissipation bottlenecks, poor power management adaptability, and low system integration in edge-side large-scale model deployment, achieving efficient and stable operation of large-scale mobile models.

The present application relates to the technical field of mine manned equipment, and particularly relates to a mine monkey car running system, which comprises a first cross beam and a second cross beam, the bottom of the two ends of the first cross beam is fixedly provided with a mounting frame, two groups of mounting frames are fixedly provided with U-shaped tubular tracks, the two ends of the tubular tracks are respectively a boarding section and a disembarking section, one side of the tubular track is provided with a driving wheel, a steel cable is wound on the driving wheel, the steel cable passes through the two ends of the tubular track, and the bottom of the second cross beam is provided with a pneumatic pushing and pulling assembly for pushing the monkey car to the highest position of the tubular track; the mine monkey car running system can make passengers get on and off the car in a static state, eliminate the safety hazards of being dragged and bumped when getting on and off the car in a dynamic state, and complete automatic unhooking and hooking, pushing, circulation and external storage of the monkey car by relying on the pneumatic pushing and pulling assembly and the height difference inertia drive of the tubular track, so that the monkey car can be orderly circulated without manual intervention, and the problems of chair accumulation and disordered stacking during the peak period of shift handover are solved.

The present application relates to renewable energy consumption and hydrogen energy storage and supply technology, and aims to provide a hydrogen synthesis storage and supply system and method for fluctuation smoothing and spontaneous power generation. The method comprises: using a compressor unit and a hierarchical energy storage device to replace a storage battery, replacing the charging and discharging process of the traditional battery technology by a hydrogen storage-hydrogen use process; controlling the operation number of the self-compressor unit according to the remaining available power after photovoltaic power generation and hydrogen production, and switching the hydrogen source according to the operation state of the pressure potential recovery power generation unit; using the relatively low power operation of the compressor unit and the inter-stage air supplement-high pressure storage strategy to improve the photovoltaic utilization rate under the non-rated power full-stage operation condition; and recovering the pressure potential in the hydrogen storage container to generate power, thereby achieving the power supplement of the chemical production device. The present application can greatly reduce the maintenance cost, has no electrochemical decay and thermal runaway risk, significantly improves the photovoltaic utilization rate in the whole life cycle, does not involve chemical conversion, and has very high efficiency.

This invention discloses a monoclonal antibody against the outer membrane protein of Vibrio parahaemolyticus and its application. The amino acid sequence is shown in SEQ ID NO:1, SEQ ID NO:2, or SEQ ID NO:3. It specifically recognizes and coats the surface of live Vibrio parahaemolyticus, producing significant steric hindrance and bacterial aggregation effects. This effectively blocks the adhesion and colonization of Vibrio parahaemolyticus to the host's intestinal mucosa, overcoming the lag of existing antitoxins and achieving source blocking. Applying this invention to aquaculture animal health products and disease-resistant feeds provides immediate efficacy upon administration, with no drug residues or drug resistance risks, highly aligning with the global trend of green aquaculture and the safety protection of high-value seafood.

This invention discloses a power supply ripple self-detection system and method based on MCU built-in resources, belonging to the field of embedded system power supply monitoring technology. It addresses the shortcomings of traditional digital oscilloscopes, such as high offline measurement costs and inability to achieve full lifecycle self-diagnosis in embedded systems; insufficient sampling rate of MCU built-in ADCs and susceptibility to DC component saturation; and the reliance of existing comparator solutions on external active components. This invention adopts a core architecture of "AC DC blocking + high-gain amplification + dual threshold scanning + digital counting." All active modules in the system are built into the MCU. Specifically, the AC component of the power supply ripple is separated by a DC blocking capacitor, amplified by a programmable gain amplifier, and then an adjustable threshold is generated using a dual digital-to-analog converter. This threshold controls dual high-speed comparators to scan and obtain peak and trough values ​​to calculate the peak-to-peak value, and the period is measured by an internal counter. This invention also supports zero-point calibration, gain adaptation, and online early warning, making it suitable for real-time power health monitoring in industrial control and other fields.

The invention discloses a risk identification method and risk identification device based on image detection, and the method comprises the steps: obtaining a to-be-processed image of target equipment, and calling a standard detection model to carry out the multi-class target detection of the to-be-processed image, outputting category labels of a plurality of functional parts of the target equipment and bounding boxes corresponding to the functional parts; according to the category label of each functional part and based on the spatial parameter of the bounding box, identifying the spatial configuration feature of each functional part in the structural layout of the target equipment so as to judge the type of the target equipment; and if the type of the target equipment is a first preset type, determining a display area of the target equipment from the to-be-processed image according to the spatial parameters, and judging whether a detected object has a security risk or not according to the display content of the display area. According to the technical scheme provided by the invention, the electrification risk of the electrical equipment can be quickly identified.

The utility model provides a kind of fara supercapacitor starting power with battery charging, it is related to the technical field of automobile emergency starting equipment, and the starting power includes starting power shell, the fara supercapacitor group being set in starting power shell, main control circuit board and crocodile clip output interface;Main control circuit board further includes USB-C charging interface, switching circuit and MCU control circuit;When USB-C charging interface is accessed external charging source and crocodile clip output interface is accessed vehicle battery of power shortage, main control circuit board controls switching circuit, and charging current from external charging source is guided to vehicle battery, and vehicle battery is charged.The utility model adopts fara supercapacitor technology and combines intelligent switching circuit, realizes the dual function of emergency starting and battery charging, in extreme use scene, when starting power is not enough to emergency start vehicle, battery can be charged by external mobile power, and vehicle is started after battery restores certain electric quantity.

The utility model relates to the technical field of flue gas heat exchange systems, and discloses a flue gas heat exchange system for a urea pyrolyzing furnace, which comprises a flue gas heat exchanger, the flue gas heat exchanger is arranged in the boiler; a heat exchange tube group which is arranged in a vertical manner is arranged in the flue gas heat exchanger; the flue gas heat exchanger is respectively connected with a hot air pipeline and a cold air pipeline; the cold air pipeline is also connected with a cold primary fan; the hot air pipeline is also connected with the urea pyrolyzing furnace; the cold primary air fan is used for collecting natural air; natural air is fed into the flue gas heat exchanger through the cold air pipeline, is heated by the heat exchange pipe group, and is fed into the urea pyrolyzing furnace through the hot air pipeline. The system provided by the utility model is low in energy consumption, can be effectively integrated with a boiler, is high in operation stability, and is beneficial to improving the economical efficiency and the reliability of a urea pyrolysis process.

This application provides a source-storage-load synergy-based inductive energy harvesting power supply device and method for high-voltage transmission lines, relating to the field of power system transmission line monitoring and maintenance technology. The device includes: a wideband, wide-amplitude energy harvesting unit installed on the high-voltage transmission line for acquiring current; an intrinsically safe protection unit connected to the output of the wideband, wide-amplitude energy harvesting unit for surge protection and open-circuit fault protection; a power conversion and synergy control unit connected to the intrinsically safe protection unit for receiving the protected current, performing impedance matching and system scheduling, and outputting the current to a regulated output unit; a regulated output unit connected to the power conversion and synergy control unit for outputting standard DC power; and an energy storage buffer unit connected to the power conversion and synergy control unit for energy buffering. This technical solution is adaptable to all operating conditions, possesses strong load-carrying capacity, and ensures equipment safety.

The invention discloses a jellyfish crude polypeptide with tyrosinase inhibitory activity, a jellyfish polypeptide and a preparation method and application thereof, and belongs to the technical field of biology. A jellyfish crude polypeptide is prepared, a jellyfish polypeptide GGDYLSIHMRR is identified and optimized from the jellyfish crude polypeptide, and experiments prove that both the jellyfish crude polypeptide and the jellyfish polypeptide provided by the invention can inhibit tyrosinase activity in vitro, and can inhibit melanin secretion of B16-F10 mouse melanoma cells and inhibit tyrosinase activity in the cells. Therefore, the jellyfish crude polypeptide and the jellyfish polypeptide can be used as a tyrosinase inhibitor and an anti-melanin synthesis agent and are applied to the fields of cosmetics, medical treatment and the like. Experiments prove that the jellyfish crude polypeptide and the jellyfish polypeptide provided by the invention have no cytotoxicity, are derived from oceans, and have no disease risks and religious barriers of terrestrial animals.

The application relates to a slider bidirectional motion type front headlamp injection molding mold, which comprises a fixed mold plate and a movable mold plate, the fixed mold plate is provided with a cavity, the movable mold plate is provided with a core, the movable mold plate is slidably provided with a first forming block for forming a first connecting rib; the first forming block is slidably provided with a second forming block for forming a second connecting rib; the fixed mold plate is provided with a first inclined rod, the second forming block is provided with a first inclined hole; a second sliding groove is formed in the fixed mold plate, a sliding block is slidably arranged in the second sliding groove, the sliding block is provided with a second inclined rod, the first forming block is provided with a second inclined hole; the fixed mold plate is further provided with a locking mechanism, and the locking mechanism is used for limiting the sliding of the sliding block in the second sliding groove. The timing core-pulling structure of the first forming block and the second forming block is realized, and the smooth molding and demolding of the product are guaranteed.

The application discloses a heat pump participating type hybrid cooling system for a wind turbine generator unit and a control method thereof, which comprises a nacelle cooling water circulating unit, a radiator cooling water circulating unit, a heat pump unit, a first cooling liquid reversing valve and a second cooling liquid reversing valve. The nacelle cooling water circulating unit is connected with the radiator cooling water circulating unit through the heat pump unit, and the forward and reverse operation of refrigerant is switched through the heat pump unit. The two ends of the nacelle cooling water circulating unit are connected with the two ends of the radiator cooling water circulating unit through the first cooling liquid reversing valve and the second cooling liquid reversing valve respectively, and the flow direction of the cooling liquid is controlled through the opening of the first cooling liquid reversing valve and the second cooling liquid reversing valve. The application can effectively compensate the heat dissipation performance of a natural wind cooling radiator under the condition of medium and low wind speed, improve the economy of the wind turbine generator unit, and realize effective preheating of the wind turbine generator unit through the characteristics that the heat pump can switch the forward and reverse operation.

The utility model relates to the technical field of fluff adsorption devices, in particular to a fluff adsorption device for raising knitted fabric production, which comprises a mounting frame, a plurality of radiating fins, two radiating fans, two metal conductive plates and two groups of guide parts, the two groups of guide pieces are symmetrically arranged at the inlet end and the outlet end of the cloth channel, each group of guide pieces comprises guide rollers which are symmetrically arranged up and down, the two ends of each guide roller are rotationally connected with the side wall of the mounting frame through bearings, and the two metal conductive plates are arranged at the top and the bottom of the cloth channel respectively; and the side wall of the metal conductive plate is fixedly connected with the inner side wall of the mounting frame through a connecting piece. According to the static electricity eliminating device, the mode that the metal conductive plate is grounded to lead out static electricity is adopted, the static electricity eliminating device is not interfered by environmental factors and can stably eliminate static electricity depending on the physical conductive principle, the metal conductive plate does not make direct contact with cloth, and the risks of abrasion and scratching of the cloth do not exist.