18results about How to "Guaranteed balance" patented technology

The utility model discloses a Z-shaped steel bar tensile test detection fixture for pipeline winding, which comprises two fixture bodies which are identical in structure and mutually clamped, and a mould positioning groove, a mould positioning convex groove, a Z-shaped steel positioning groove and a Z-shaped steel positioning convex groove are arranged on the clamping surface of each fixture body. A connecting convex groove rail is arranged on the outer side face of the clamp body. The tensile experiment detection clamp for the Z-shaped steel bar for pipeline winding is simple in structure, small in size, light in weight, flexible to operate, high in efficiency, time-saving and labor-saving, and very suitable for being installed and used for tensile experiment detection of the Z-shaped steel bar for pipeline winding.

The application provides a provincial meteorological and administrative collaborative wind speed prediction method based on dynamic federal learning, relates to the cross technical field of artificial intelligence and energy meteorology, S1, basic data of N meteorological monitoring stations in a province is acquired, is divided into M initial subgraphs according to the administrative boundary of a prefecture-level city and is allocated an edge server, each collaborative subgraph pair is determined according to the Pearson correlation coefficient of the wind speed sequence of the station, the time sequence data deviation of the synchronized subgraph is synchronized through a dynamic time warping algorithm after every 3 rounds of federal iteration, and the subgraph data after synchronization is output. Through an endogenous decision and optimization framework, three links of dynamic coordination of cross-domain collaboration, local learning and gradient transmission are coordinated, and finally a global optimal provincial meteorological and administrative collaborative wind speed prediction method based on dynamic federal learning is achieved among multiple targets such as prediction accuracy, convergence speed and communication cost.

The invention relates to the technical field of IGBTs (Insulated Gate Bipolar Translator), in particular to a crimping type IGBT assembly, which comprises a first IGBT module, a second IGBT module and a third IGBT module, the second IGBT module is arranged at the top of the third IGBT module; the first IGBT module is arranged at the top of the second IGBT module; the crimping type IGBT assembly further comprises a first upper horizontal row, a first lower horizontal row and a first vertical row. The crimping type IGBT assembly further comprises a second upper horizontal row, a second lower horizontal row and a second vertical row. By optimizing the IGBT module stacking layout and the copper bar connecting structure, the total distance of current transmission paths from the input interface to the collector electrode of each IGBT module and from the output interface to the emitter electrode of each IGBT module is completely consistent, and the balance of parasitic resistance and parasitic inductance of each branch is ensured; therefore, the problem of current unbalance caused by path difference in an existing parallel structure is effectively solved, the current sharing coefficient is stabilized at a high level, and thermal breakdown or electric stress damage caused by long-term overload of a single IGBT module is avoided.

The invention discloses an internal insulation steel pipe special cable and a four-groove roller reducing mill thereof, and relates to the technical field of cables, the cable comprises a steel pipe layer and convex ribs integrally processed on the outer surface of the steel pipe layer; the reducing mill comprises a fixing ring; the rolling assembly is rotationally installed in the fixing ring, the rolling assembly comprises a rotating ring and four rollers distributed in the rotating ring in a surrounding mode, and a gap used for extruding a steel pipe layer of the cable to form a convex rib is formed between every two adjacent rollers; and the driving assembly is used for driving the rolling assembly to rotate in the fixing ring so as to form a convex rib which extends in the axial direction and is of a linear structure or a spiral structure on the surface of the cable. According to the invention, through the relation between the revolution speed of the roller and the advancing speed of the cable, the convex ribs with axial linear structures or the convex ribs with different leads and spiral structures can be flexibly processed, the torsional strength, the heat dissipation efficiency and the installation guidance quality of the special cable in different laying environments are improved, and the customization requirements of high-end markets are met.

The utility model discloses an intelligent flow mixing system of a sintering mixer, which comprises a bracket, a material bin mounted on the bracket, and a blanking pipeline arranged below the material bin, and is characterized in that a storage box is mounted on the bracket, a second rotating shaft is connected to the storage box in a penetrating manner, and the second rotating shaft is provided with a first rotating shaft and a second rotating shaft; and the second rotating shaft is connected to the interior of the discharging pipeline in a penetrating mode, and a conveying piece is arranged on the outer side of the second rotating shaft and located in the discharging pipeline. According to the intelligent flow mixing system of the sintering mixer, coke powder is evenly injected to the upper end of the sintering machine through a discharging pipeline at the bottom of a material bin, a first motor in a storage box is started, the first motor drives a first rotating shaft to rotate, and the first rotating shaft drives a second rotating shaft to rotate through a driving part; the second rotating shaft drives the conveying part to stably rotate in the discharging pipeline, so that the discharging speed and flow of coke powder are effectively controlled, the situation of blockage or uneven discharging is avoided, and it is ensured that the sintering machine obtains uniform and stable material supply.

The invention discloses a steam spray tail end device of a traditional Chinese medicine fumigation machine for psoriasis treatment, which comprises a fumigation treatment box body, a fumigation groove is formed in the upper end of the fumigation treatment box body, a cover plate is rotatably mounted on the left side of the upper end of the fumigation treatment box body, and a spray head communicated with the fumigation machine is rotatably mounted at the lower end of the cover plate; the first rod piece and the second rod piece are respectively arranged on the left side and the right side of the lower end of the cover plate through bearings; the waterproof soft cushion is mounted on the inner wall of the lower end of the fumigation tank; the two rotating rods are respectively mounted at the lower end and in the right side of the fumigation treatment box body; and the supporting rod is rotationally mounted at the upper end of the cover plate. According to the steam spraying tail end device of the traditional Chinese medicine fumigation machine for psoriasis treatment, through swinging of the spray head, the fumigation range is expanded, the balance of the fumigation temperature is guaranteed, uniform steam spraying treatment can be conducted on the whole body, meanwhile, massage operation can be conducted in the treatment period, and the discomfort caused by the fact that a patient keeps the same posture for a long time is reduced.

The utility model discloses a thermal diffusion sheet, which is applied to thermal diffusion of a wafer substrate in a molecular beam epitaxy process and comprises a thermal diffusion sheet body with a circular flat plate structure. A plurality of through hole structures are arranged on the heat diffusion sheet body in a central symmetry mode with the circle center of the heat diffusion sheet body as the center. And the opening size of each through hole structure is adjustable so as to adjust the duty ratio of the opening area of each through hole structure. The thermal diffusion sheet body is provided with the plurality of through hole structures, and the size of the duty ratio of the opening area of the through hole structures is adjustable, so that the heating temperature difference between different areas on the wafer substrate is reduced to a certain extent, the balance of the heating temperature of the substrate is ensured, and the molecular beam epitaxial growth effect of the substrate can also be improved.

The invention relates to the technical field of farmland irrigation, in particular to a water-saving type farmland self-adaptive irrigation device which comprises a bottom plate, multiple sets of inserting rods are installed at the lower end of the bottom plate, a sealing groove is formed in the lower end of the bottom plate, one end of the sealing groove communicates with water supply equipment, and a rotating shaft is rotationally arranged in the sealing groove; one end of the sealing groove is communicated with a water storage pipe, a rotating shaft driven by a rotating shaft is rotatably arranged in the water storage pipe, the outer side of the water storage pipe is communicated with a plurality of groups of spray heads A, and a sealing ring is rotatably arranged in the water storage pipe. The irrigation blind area is reduced, secondary supplementary irrigation operation caused by local non-irrigation is prevented, human resource investment and labor cost caused by secondary irrigation are reduced, water resource consumption caused by repeated irrigation is prevented, and the water resource utilization rate is increased.

This utility model relates to the field of rotary kiln waste heat recovery technology, and discloses a rotary kiln waste heat recovery device, including: a kiln body and a rotary cylinder. The rotary cylinder is rotatably mounted inside the kiln body. A high-temperature waste gas outlet pipe is provided at the top of one end of the kiln body. A dust removal filter cylinder is provided at one end of the high-temperature waste gas outlet pipe. Waste heat waste gas guide pipes are provided on both sides of one end of the dust removal filter cylinder. One end of the waste heat waste gas guide pipe is connected to both sides of the kiln body. This utility model sets the introduction point of high-temperature flue gas on the side of the kiln, utilizing the characteristic that the density of high-temperature flue gas is less than that of air, promoting the smooth penetration of heat flow from bottom to top under the action of density difference, forming a stable and effective heat convection. This design ensures that the rotary cylinder of the kiln is uniformly heated within a 360° range, without any heating blind spots, guaranteeing the evenness of heating of the cylinder.

The utility model relates to one -way valve technical field especially relates to a liquid chromatograph one -way valve, solved the problem among the prior art. A liquid chromatograph one -way valve, including the tubulature, both ends of tubulature all have the threaded connection pipe of intercommunication, the inside one side of tubulature is connected with the water inlet pipe, the top elastic connection of water inlet pipe has the valve cover, the inside upper portion one side of water inlet pipe is fixedly connected with the connecting plate. The utility model makes the valve cover and the connecting plate between form by the initiative reset mechanism of extension spring drive, has improved the response speed and action reliability of valve cover closing significantly, even under the working condition that pump cavity pressure drops rapidly or exists transient negative pressure, can also ensure that the valve cover resets seal quickly, has prevented the reverse leakage of mobile phase, improved the stability of infusion flow and the repeatability of analysis data, avoided the baseline fluctuation and chromatographic peak distortion caused by backflow or bubble introduction.

The application discloses a miniaturized solid combustion aerosol generator and an aerosol generating system, which comprises a cabin main body provided with an air inlet pipe and an air outlet pipe, a cabin base and a combustion cage; the cabin main body is a double-layer sandwich barrel-shaped body composed of an inner cabin and an outer cabin, the cabin main body is reversely screwed on the cabin base in an open lower end mode, and the cabin main body and the cabin base form a combustion chamber; the combustion cage is a barrel-shaped metal mesh cage reversely screwed on the cabin base; the top of the combustion chamber is provided with a flow guide piece, the air inlet pipe is connected with the flow guide piece in sequence through the outer cabin and the inner cabin; the flow guide piece comprises an outer layer and an inner layer in a reverse funnel shape; the lower ends of the outer layer and the inner layer are connected to form an annular body, a plurality of jet holes of the air guiding cavities are uniformly distributed on the annular body in a ring shape; the air outlet pipe is arranged at the top of the outer cabin and is communicated with the sandwich cavity of the cabin main body; the advantages are simple structure and few components; the equipment is convenient to disassemble, transport and use; the airflow is uniform and stable, the combustion is stable, and the aerosol is stably generated and output.

This invention relates to the field of artificial intelligence technology, providing an AI-based intelligent question-answering method, system, and storage medium for robots. The method includes: acquiring the user's original speech and auxiliary recognition information; extracting acoustic information and stuttering type; semantically cleaning and reconstructing the original speech to generate target semantic text; when stuttering type is present, identifying stuttering influencing factors based on acoustic and auxiliary recognition information, and determining a speech activity detection threshold; loading personalized interaction data based on stuttering influencing factors and stuttering type labels to synthesize response speech; detecting the original speech based on the speech activity detection threshold and outputting the response speech to complete the question-answering interaction. This invention solves the problems of speech truncation, semantic misunderstanding, and impersonal interaction in existing technologies, achieving complete acquisition, accurate understanding, and humanized responses to the speech of stuttering users.

The utility model provides a myopia prevention and control lens without a center hole, which comprises a lens vision light area and a functional area, the functional area covers the lens vision light area and has three forms of a dot matrix area, a defocus area and a combination of the dot matrix area and the defocus area, and one of the dot matrix area and the defocus area can be selected to coincide with the lens vision light area according to user requirements. A plurality of micro laser points are uniformly distributed in the dot matrix area, and a plurality of micro lenses are distributed in the defocus area, so that the distribution balance of the microstructure in the whole functional area is ensured, and an optical regulation and control area is more stable and effective; and the continuity and the uniformity of the optical effect are maintained, light rays can uniformly act with the micro laser points or the micro lenses in the whole functional area to form continuous and stable dynamic optical interference signals or defocus signals, regulation and control of visual signals on eye axis growth are more effectively intervened, and the myopia prevention and control effect is improved.

The utility model discloses a thick -walled product anti -shrinkage injection mold, including the upper die plate, the movable die plate etc. conventional component is equipped with injection pipe and injection embedding block still. Four mould cavities are " field " shape distribution, and the upper and lower die benevolence central place is equipped with the connecting port and " a " word passage, and injection pipe intercommunication injection port and the connecting port, and " a " word passage both sides are equipped with injection embedding block mounting port. Injection embedding block is composed of left and right embedding block, and the injection passage between them contains entry, export and arc segment, and the diameter of arc segment is gradually reduced, and the export is long waist type structure. The mould passes through unique mould cavity layout and injection channel design, realizes plastic melt high -efficient balanced distribution delivery, and arc segment booster, long waist type export optimization melt filling, reduces product shrinkage defect, and promotes product consistency and quality, and simultaneously, injection embedding block is convenient for installation and removal, improves mould versatility and production efficiency.

The application discloses a kind of energy storage power station and comprehensive energy system economic operation two-way master-slave game model modeling method, comprising the following steps: respectively constructing active distribution network ADN optimization model, energy storage power station ESPS optimization model, comprehensive energy system IES optimization model;With active distribution network ADN as leader, energy storage power station ESPS as secondary leader, comprehensive energy system IES as follower, construct energy storage power station ESPS and comprehensive energy system IES economic operation mechanism based on two-way master-slave game;Based on the master-slave relationship of active distribution network ADN and energy storage power station ESPS, comprehensive energy system IES, the master-slave relationship of energy storage power station ESPS and comprehensive energy system IES, and the competitive relationship of active distribution network ADN and energy storage power station ESPS, construct two-way master-slave game model.The two-way master-slave game model established by the application can effectively weigh the interest relationship among comprehensive energy system, energy storage power station and active distribution network, realize the benefit balance among each subject, and improve the overall economic benefit of system.

This invention relates to the field of phenolic resin technology, specifically to a preparation process for polymerized rosin-modified phenolic resin. First, polymeric rosin with high dimer content is purified by devolatilization, adsorption decolorization, and antisolvent precipitation to obtain directionally polymerized rosin A. Then, an epoxidation reaction is performed to obtain epoxidized product B. Subsequently, cashew phenol, 3-pentadecanylphenol, and oleic acid are grafted in stages to obtain directionally modified polymeric rosin C. Simultaneously, a phenolic prepolymer is prepared. Finally, the prepolymer, modified rosin C, and natural rosin are polycondensed together, and an antioxidant is added to obtain the finished product. This process, through directional control of raw materials and staged reaction control, enables the resin to possess high softening point, light color stability, high n-heptane tolerance, and excellent processing safety, significantly improving batch consistency and making it suitable for high-performance ink binders.

The invention relates to a quantitative mixing device and method for a special compound microbial fertilizer for tobacco, the quantitative mixing device comprises a plurality of groups of feeding units which are linearly arranged, the feeding units are communicated with a dust removal device through first dust removal pipes, the bottoms of the feeding units are matched with a conveying device at the bottom layer through a material guide structure for feeding, and the conveying device is provided with a dust removal structure; the dust removal structure is communicated with the dust removal device, the discharging end of the conveying device is matched with the discharging structure, and the discharging structure comprises a second wide-opening feeding groove and a spiral conveying device. By the adoption of the structure, the batching precision is greatly improved, the strict requirement for the tobacco leaf nutrient proportion is met, flying dust pollution is restrained in the whole process, the environmental protection property and occupational health guarantee are improved, the problems of material blocking and stacking are solved, the conveying stability and the production efficiency are improved, the device is suitable for blending of multi-component raw materials, and the universality and practicability of the device are enhanced.

The application discloses a battery scheduling method and device for battery swap station and a medium, and belongs to the technical field of battery swap, and is used for solving the technical problem that the distribution of different battery capacities in each charging bin of the current battery swap station is not balanced, which easily causes the idle of the charging bin, the uneven queuing of the battery swap stations, and the influence on the battery swap efficiency of the user. The method comprises the following steps: dividing each charging bin into a to-be-turned-out bin and a to-be-turned-in bin according to the battery capacity in each charging bin; acquiring the real-time queuing number of each battery swap station and the empty bin number of each to-be-turned-in bin; determining the battery scheduling rule in each charging bin according to the real-time queuing number and the empty bin number; and executing the battery scheduling rule through a battery transfer device. The method comprehensively considers the real-time queuing number of the battery swap station and the battery condition in each charging bin, proposes a detailed and accurate battery scheduling judgment scheme, and guarantees the balance of the full battery in each charging bin in the scheduled battery swap station.