15results about How to "Unified structure" patented technology

The utility model relates to the technical field of connector interlocking, and particularly discloses a novel new energy automobile high-voltage connector interlocking system which comprises a compression molding shell used for wrapping a cable; the pressing core is fixedly connected with the compression molding shell and is used for wrapping a cable and realizing cable routing; the rotary fixing assembly is connected with the pressing core and is used for realizing rotary locking after being inserted into the connector; the terminal locking piece is inserted into a connecting hole of the connector and is preliminarily connected with the connector; the plurality of fixing assemblies are arranged on the surface of the terminal locking piece and are locked up and down after being inserted into the connector; and the contact terminal is connected with the connector to realize signal transmission, and the problem that a traditional interlocking structure is easy to fall off after being connected with the high-voltage connector is solved.

The application provides a binding-free insulation wire fixing device, which comprises a ring-shaped mounting part, a wire pressing plate, a first groove, a through hole and a limiting groove, a pressing cap, a second groove, a connecting assembly for connecting the wire pressing plate and the pressing cap, and a threaded sleeve, a first stud and a second stud, and a nut. The wire pressing plate is arranged on the ring-shaped mounting part, the first groove of the wire pressing plate and the second groove of the pressing cap form a self-adaptive clamping structure, the threaded sleeve is embedded into the through hole of the wire pressing plate to provide stable support, the first stud is screwed into the threaded sleeve to adjust the height of one end of the pressing cap and adapt to different wire diameters, the second stud is welded on the pressing cap and clamped in the limiting groove, and the end nut forms mechanical locking, so that dynamic adjustment and rigid fixation are realized through cooperation of the three, and the problems of poor universality of a wire clamp, adjustment or replacement of the wire clamp to cope with different wire diameters, reduced operation and maintenance efficiency, increased cost and reduced reliability in the prior art are solved.

The present application discloses an endoscope electrical signal connection device and an endoscope system. The endoscope electrical signal connection device includes a plug connected to the endoscope body, the plug is used to plug into a socket set on the endoscope processor, and the plug includes: an interface board, which is electrically connected to the endoscope body, and the interface board is provided with a waterproof and corrosion-resistant conductive terminal; a waterproof and corrosion-resistant shell, which is sealed and wrapped on the outside of the interface board, and the conductive terminal is at least partially exposed from the waterproof and corrosion-resistant shell to be electrically connected to the socket; when the endoscope body is a hard mirror, the interface board is a non-waterproof or non-corrosion-resistant substrate board; when the endoscope body is a soft mirror, the interface board is a waterproof and corrosion-resistant substrate board. The present application sets the plug as an external waterproof structure, and sets interface boards of different materials for different mirror body types, so that the plugs of hard mirrors and soft mirrors are unified in structure, and can be plugged into the same socket on the endoscope processor side, meeting the soft mirror decontamination requirements and realizing cost control for hard mirrors.

The invention discloses an epsilon-polylysine modified TiO2 (at) Au Jauns core-half shell structure nanometer material as well as a preparation method and application thereof. The epsilon-polylysine modified TiO2 (at) Au Jauns core-half shell structure nanometer material is characterized in that a layer of semigold shell grows on a TiO2 nanometer microsphere core plated with a gold atom layer, and epsilon-polylysine is modified on the outer side of the TiO2 nanometer microsphere core. The preparation method comprises the following steps: plating a layer of Au on a TiO2 nano-microsphere by using an ion sputtering instrument, growing a layer of semi-gold shell on a gold atom layer through sodium ascorbate (AA) reduction in a HAuCl5 aqueous solution, and modifying epsilon-polylysine. The nano material disclosed by the invention can be actively targeted to a cell membrane through epsilon-polylysine, and has a very good antibacterial effect.

The application provides a kind of thermal protection interlock logic knowledge base construction method and system, comprising: based on graph database construction knowledge graph;Combining the initial knowledge item generated by preset hazard dimension, and retrieve the citation basis related to initial knowledge item from multi-source thermal data, the citation basis is associated with initial knowledge item, form the knowledge item after association;The associated knowledge item is verified in multiple rounds, and the verification includes calling the existing knowledge in the knowledge graph for logical self-checking, cross verification with historical knowledge items and backstepping verification based on accident cases, and output the knowledge item that passes the verification;Continuously monitor the thermal data source, generate knowledge update proposal based on the knowledge item that passes the verification, and update the knowledge graph and knowledge item after compatibility verification and artificial review of the update proposal.The application reduces the risk of knowledge deviation caused by human error through automated process and multiple verification mechanisms.

The invention relates to a preparation method of single-component rare earth fluorescent powder, which comprises the following steps of: mixing yttrium chloride, europium chloride and terbium chloride serving as rare earth raw materials in proportion, preparing a ligand solution, dripping the ligand solution into a rare earth mixed solution, and coprecipitating to obtain the rare earth fluorescent powder. The preparation method is easy and convenient to operate and simple in process, the obtained fluorescent powder is uniform in ligand structure, few in impurity, high in color purity and high in luminous efficiency, meanwhile, the proportion of rare earth raw materials can be adjusted according to actual requirements, fluorescent powder with different colors is obtained, and the color gamut of the product is wide. The method is an ideal method for preparing the rare earth fluorescent powder.

The utility model relates to an orbital transfer type push-pull writing board which comprises an upper frame, a lower frame, a side frame, a fixed writing board, a movable writing board, a movable frame assembly and guide wheels. A straight guide wheel groove arranged in the transverse direction of the writing board is formed in the upper frame, a notch is formed in one side edge of the straight guide wheel groove, and a U-shaped guide wheel groove block is installed at the position of the notch. The moving frame assembly comprises a transverse moving frame and a longitudinal moving block which are movably connected and move relatively and longitudinally; the transverse moving frame is movably connected with the upper frame and can transversely move along the upper frame; a guide wheel is mounted on the longitudinal moving block, is positioned in the straight guide wheel groove and can enter the U-shaped guide wheel groove block through the notch; the movable writing board is connected to the longitudinal moving block and can longitudinally move along with the longitudinal moving block. The writing board has the advantages that the rail changing problem of the writing board is solved by adopting the single guide wheel groove, the width of the frame of the writing board is effectively reduced, and the attractiveness and the practicability of the writing board are improved.

The invention relates to an ultra-wide-band passive electromagnetic shielding surface based on a Kramers-Kronig relationship, which comprises a plurality of ultra-wide-band passive electromagnetic shielding units, the ultra-wide-band passive electromagnetic shielding units are arranged according to an incident angle of radiated electromagnetic waves to form the ultra-wide-band passive electromagnetic shielding surface, the distances between the ultra-wide-band passive electromagnetic shielding units are the same, and the ultra-wide-band passive electromagnetic shielding units are arranged in a staggered manner. The discrete source is located at a central position of the ultra-wideband passive electromagnetic shielding surface. According to the ultra-wideband passive electromagnetic shielding unit, in the process that the incident angle of electromagnetic waves is increased to 65 degrees, the electromagnetic wave reflection coefficients of the units working at different incident angles are all below-10 dB, and the electromagnetic wave absorption performance is all above 90%; all structural parameters are simple and adjustable, electromagnetic shielding surfaces working at other frequencies can be obtained by adjusting the parameters through the same design method, and effective work in other frequency ranges is achieved; the materials used in the method are common materials, large-scale expansion is easy, and the method has the advantages of being passive, easy to process and low in cost.

The present invention provides a method, system, device and medium for enhancing effective nutrient data of feed raw materials, and belongs to the field of data processing. An initial data set of feed raw materials is obtained, and the features of the initial sample data set are structurally integrated to obtain structured data with unified structural standards; the structured data is filled with data by a composite data filling method to obtain a complete data set; the complete data set is divided into effective nutrient data subsets of feed raw materials according to the type of feed raw materials. The data subset is input into an enhanced data model for data enhancement to obtain synthetic data. The synthetic data is evaluated for synthesis quality, and high-quality synthetic data that conforms to nutritional logic is merged with the initial data set of feed raw materials to obtain a large data sample set of effective nutrients for each raw material. The amount of data is expanded, providing a data basis for the subsequent establishment of relevant models.

The invention relates to the technical field of blast furnace lining making processes, and discloses a blast furnace integrated in-situ lining making corundum-silicon carbide new material system and a lining making process, and the blast furnace integrated in-situ lining making corundum-silicon carbide new material system comprises a furnace bottom and hearth temperature field distribution physical model, a mathematical model and boundary conditions Gamma1-Gamma6 which are obtained by simulating blast furnace body temperature field and pressure field distribution through finite element analysis. The method has the advantages that according to failure mechanisms of refractory materials in different areas, the hearth structure is integrally optimized, and the optimal pouring material selection is obtained through digital simulation, so that the blast furnace construction time can be greatly shortened, and integrated full-furnace pouring of the blast furnace lining is realized; according to refractory material configuration for whole-furnace pouring, whole-furnace formwork erecting and pouring are directly conducted in the furnace by clinging to furnace bottom carbon bricks, annular carbon, iron notches and cooling walls, then the working procedures of maintenance, formwork removal, furnace baking and the like are conducted, one-time forming is achieved, only baking is needed for whole-furnace pouring, the high-temperature firing process is not needed, the advantages of being simple in process, energy-saving and environment-friendly are achieved, and the service life of the blast furnace can be greatly prolonged.

The present invention discloses an automatic tube winding device, including a rotating disk, an articulated mechanism, a tube winding mechanism and a servo motor, wherein the center position of the upper side surface of the rotating disk is provided with an articulated mechanism through a central rotating shaft, and the outer periphery of the articulated mechanism is evenly provided with a tube winding mechanism, and the bottom side surface of the rotating disk is provided on the frame of an automatic hose cutting, winding and tying machine through a bearing on the central rotating shaft, and the bottom end of the central rotating shaft is also connected to a servo motor, and the servo motor is connected to the frame of the automatic hose cutting, winding and tying machine, and the servo motor drives the rotating disk through the central rotating shaft, and the rotating disk drives the tube winding mechanism to rotate. The present invention is simple to operate, has a high degree of automation, improves production efficiency, and the wound circular coil hose or soft cable product has a unified structure, a neat and beautiful appearance, and meets the standardized requirements of bundling and packaging.

The present application belongs to the meteorological drought prediction technical field, aiming at the defects that single drought index is difficult to comprehensively depict different types of drought causes and the prediction lacks quantization and foresight in the prior drought prediction technology, a drought prediction method and system are proposed, by calculating the SPI and SPEI of the current month, according to the SPI / SPEI value, the drought grades of no drought, light drought, moderate drought, heavy drought and special drought are divided, based on the run theory, the drought duration and drought intensity and other characteristic variables are extracted from the long time sequence monthly SPI / SPEI data to construct the drought characteristic database, then combined with the current drought state, the statistical extrapolation method is used to analyze and quantize the future drought trend through the historical similar events, the accurate identification of meteorological drought and agricultural drought is realized, and the quantitative prediction of the drought duration probability, intensity evolution range of the future 1-3 months is realized, which provides a scientific and reliable foresight basis for disaster prevention and mitigation decision.

The application discloses a laser coarse-precision integrated tracking control method and system, and belongs to the technical field of laser communication control and adjustment. A light beam direction vector is constructed in a three-dimensional space, and inverse rotation operation is carried out in combination with a current turntable attitude, so that camera errors can be uniformly returned to an initial base coordinate system in any attitude, thereby realizing geometric consistency calculation and dynamic decoupling control of coarse tracking and precision tracking. The coarse tracking and the precision tracking adopt the same line-of-sight vector modeling method, the algorithm structure is unified, through the inverse rotation operation, the errors are always returned to the initial base coordinate system, the coupling influence caused by the change of the turntable attitude is eliminated, the mirror compensation angle is directly deducted on the line-of-sight angle level, the control superposition conflict in the traditional double-loop structure is avoided, under the small-angle approximation, only matrix multiplication and arctangent operation are needed, and the application is suitable for embedded high-speed control systems, and the turntable only tracks low-frequency residual errors, and high-frequency jitter of the mirror is avoided from being transmitted to the mechanical structure.

The invention provides a cross-modal fine-grained retrieval method based on modal specific features and modal sharing features. The target of the cross-modal fine-grained retrieval task is that a user gives any sample as a query sample, and the system retrieves to obtain each modal sample related to the query sample. On one hand, a branch network is used for extracting modal specific features of each modal, so that feature information of each modal is fully utilized; and on the other hand, the same network is used for extracting common features of the modes so as to enhance the relation between the modes, and the model learns the generality and the relation between data of different modes. In this way, specific information of each mode and shared information of different modes are utilized at the same time, semantic information contained in the high-dimensional semantic space vector is increased, heterogeneous gaps and semantic gaps between samples are reduced, the clustering capacity of the model for the high-dimensional space vector is enhanced, and the cross-modal retrieval capacity of the model is further improved.