40results about How to "Effective guidance" patented technology

This application provides a method, system, medium, and equipment for detecting thermal hazards in tunnels, relating to the field of tunnel safety detection. The method includes: acquiring geological feature data of the target tunnel; identifying a group of thermal hazard parameters with a correlation greater than a set threshold; setting a quantitative scoring range based on this; using the analytic hierarchy process (AHP) to assign weights and calculate hazard scores; then, combining relevant data to establish a dataset and training a lightweight gradient boosting model; finally, inputting data from an unexcavated tunnel section into the model to output the thermal hazard level. This application, by acquiring geological feature data, can accurately understand the environment, screen key parameters to eliminate redundancy, quantify parameters, and rationally allocate weights to ensure objective and accurate scores. It enables tunnel thermal hazard detection and early warning, providing guidance for prevention and control, reducing impact, and is of great significance to tunnel engineering.

The utility model relates to the technical field of ocean engineering, in particular to a double-layer perforated plate flow guide breakwater which comprises a connecting pile and a double-layer perforated flow guide plate. Each connecting pile comprises a pile cap, a pile body and a cattle foot; the two groups of double-layer perforated guide plates are arranged in parallel front and back, each group comprises a plurality of perforated guide plates, each perforated guide plate is provided with a plurality of holes, the perforated guide plates in each group are connected into a whole side by side through the connecting piles, and the connecting piles are positioned on two sides of the perforated guide plates. According to the structure, through the optimized design, the wave dissipation effect and the structural stability of the breakwater are improved, and meanwhile the construction difficulty and cost are reduced. The structure is particularly suitable for ports, wharfs and coastal protection in the marine environment.

Embodiments of the present application provide a method for obtaining user residence ratio, which comprises: generating a residence ratio list based on basic information; calculating SA residence duration of SA cells; generating a user list corresponding to each cell and a cell list corresponding to each user according to residence information of 5G SA users in each cell; calculating LTE residence duration of SA cells; and comprehensively calculating cell-level residence ratio of 5G and 4G cells. Through signaling segmentation technology, the jumping information of users between 4 / 5G networks is simulated to form the trajectory of the movement of the users jumping between 4 / 5G networks. Cell-level user residence ratio can be calculated, and the cell-level user residence ratio has more definite directionality and accuracy, which can more effectively guide network optimization engineers to perform accurate optimization.

The invention discloses a lighting lamp with unfoldable supporting legs. The lighting lamp comprises a lamp body, trundle assemblies and supporting leg assemblies. The lamp body comprises a control seat body, a lifting push-pull rod and a luminous body; the lifting push-pull rod is erected on the control seat body, the luminous body is arranged on the lifting push-pull rod, and the luminous body realizes lifting motion based on the lifting push-pull rod; the trundle assembly and the supporting leg assembly are arranged at the bottom of the control seat body; the supporting leg assembly comprises a driving supporting leg and a driven supporting leg, a containing groove is formed in the bottom of the control base body, and the driving supporting leg and the driven supporting leg can be contained in the containing groove and can be unfolded out of the containing groove based on split type rotation. According to the illumination lamp, on one hand, a worker does not need to bend down to conduct manual operation to achieve unfolding or storage of the supporting legs, on the other hand, in the storage process of the supporting legs, the worker can be effectively guided, the worker can rapidly judge the correct storage sequence, and therefore the supporting legs are rapidly stored.

The application provides a detector pixel structure and an electronic detector. The detector pixel structure comprises a semiconductor substrate, a first and a second conductive type heavily doped layer, an insulating layer, an upper electrode, a lower electrode, an electron channel hole electrode, a metal protection ring and a doped ring; the doped ring is located in the semiconductor substrate and outside the first conductive type heavily doped layer and is exposed on the first surface of the semiconductor substrate; the insulating layer extends from the surface of a non-detection area to the surface of the semiconductor substrate, and the upper electrode extends from the surface of the non-detection area to the surface of the insulating layer; the electron channel hole electrode is located on the sidewall of the semiconductor substrate and is electrically connected to the lower electrode at one end and extends to the side surface of the insulating layer at the other end; and the metal protection ring is located on the surface of the semiconductor substrate and outside the upper electrode. The application can effectively avoid the image distortion caused by the deviation of the electron beam propagation direction, reduce the leakage current of the detector, improve the breakdown voltage and thus improve the detection performance.

The invention relates to the technical field of weighing apparatus verification and calibration, and provides a weighing apparatus verification and calibration data intelligent analysis method and system, and the method comprises the steps: obtaining a plurality of error readings of a weighing apparatus in the verification and calibration process, the collection error values of the error readings, and the maintenance record of the weighing apparatus; correcting the error reading according to the acquisition error value and the maintenance record to obtain a corrected error reading; determining performance drift data of the weighing apparatus according to the plurality of correction error readings; and performing error analysis on the weighing apparatus according to the acquisition error value and the performance drift data. The analysis accuracy of error data of weighing apparatus verification and calibration can be improved.

The utility model relates to a waterproof flow guide blind ditch structure at the connecting place of diaphragm wall, it includes flow guide blind ditch main part, flow guide blind ditch main part sets up at the connecting place of diaphragm wall, is used for guiding the ground water flow, prevents the ground water and accumulates at the connecting place, the utility model discloses a flow guide blind ditch is established, effectively guides the ground water flow, prevents the ground water and accumulates at the connecting place, reduces the seepage risk, improves the overall waterproof performance of diaphragm wall, guarantees the engineering quality. The application still has the advantages such as convenient construction, low cost, can satisfy the efficient and economic demand of modern underground engineering construction.

The utility model relates to a static contact structure of a medium-voltage ring main unit circuit breaker, which comprises a base and a static contact plate which are integrally formed, the base is of a cuboid structure, a screw mounting hole used for connecting a static end of the circuit breaker is arranged on the base, the base is arranged at the lower part of the static contact plate, and a groove for accommodating the static contact plate is arranged on the side wall of the base. A groove is formed in the base, the static contact plate is arranged in the groove, the end faces of the two sides of the static contact plate are two vertically-arranged contact planes, the contact planes are trapezoidal, the side, close to the base, of each contact plane is provided with a contact edge arc-shaped chamfer, and the contact edge arc-shaped chamfers of the two contact planes are matched to form a transition guide part facilitating contact between the moving contact and the contact planes; the static contact structure ensures enough contact area with the moving contact, reduces contact resistance, reduces heating, improves conductivity and breaking capacity, ensures proper contact pressure between the static contact structure and the moving contact, enables the static contact structure and the moving contact to be tightly contacted, prevents poor contact, and is easy to disassemble and replace.

The utility model discloses a shielding structure and a high frequency high speed signal connector, a shielding structure includes ground wire board and with ground wire terminal of ground wire board connection, the ground wire board on corresponding ground wire terminal place is provided with metal convex structure, the ground wire terminal is provided with the first recess that adapts with metal convex structure, metal convex structure is in the first recess with ground wire board and ground wire terminal connection is connected. In the utility model, through the cooperation of metal convex structure and first recess, the connection of ground wire terminal and ground wire board is realized, the contact resistance is reduced, the stability of connection is improved, the shielding effect is enhanced, and the growing high speed data transmission demand can be better satisfied.

The utility model relates to the technical field of flow guide plate provides a car radiator flow guide structure, including flow guide plate, the edge position department of flow guide plate inside is provided with mounting hole, the edge position department of flow guide plate is fixed with flexible lip, the surface of flow guide plate is provided with the turbulence structure, the inside of flow guide plate is provided with the protection structure. The utility model discloses is provided with turbulence structure, through horizontal convex strip and longitudinal convex strip perpendicular each other and presents equidistant distribution, forms the regular grid structure on the flow guide plate surface. Further can play the effective segmentation and guiding effect to the airflow, makes the airflow more evenly cover radiator surface, promotes the evenness of whole heat dissipation, and through the circular convex point and the recess, can further produce the turbulence to the airflow, makes the airflow form tiny vortex. Further enhanced the heat exchange efficiency between the airflow and radiator, help radiator to dissipate heat more quickly.

This utility model discloses an odor removal device for rabbit cages, including a chassis. A guide plate is fitted into the middle of the chassis. The guide plate has guide grooves evenly spaced longitudinally. Air holes are symmetrically formed on the inner walls of several guide grooves. A through hole is formed on the right side of the guide plate. A blower is connected to the right side of the chassis. An outer cover is fitted into the top of the chassis. Several base rods are evenly spaced at the bottom of the outer cover. Rotating shafts are respectively set on the bottom of the left and right sides of the outer cover. After the guide plate is installed inside the chassis, there is room on the top and bottom sides. A pH adjusting gel can be laid in the guide plate to neutralize the urine discharged from the top of the guide plate to the sides. The inclined top of the guide plate, together with the guide grooves, can effectively guide the excrement. The multiple sets of air holes can effectively blow air inward through the through hole by the blower to ensure effective ventilation and improve the odor removal effect.

The application discloses a kind of fuzzy testing methods for continuous integration process, it is related to software collaborative development field.The application includes the following steps: in the project of applying continuous integration, difference analysis is carried out to two adjacent submissions, the difference information of both is obtained, and change point is obtained according to difference information, and is stored in change point set;In the process of building project, data flow analysis is carried out according to change point information, and data flow analysis result is obtained;Program is inserted into using data flow analysis result, and the measured program that has been inserted is obtained;The measured program is carried out fuzzy testing, the fitness of seed test case is calculated in the testing process, and corresponding test resource is allocated to it according to fitness.The application more specifically tests the place where change is generated in continuous integration process, and reduces the overhead brought by manual construction test case.

This invention discloses a deep foundation pit support structure on a slope, comprising: a vertically arranged transverse cast-in-place pile group; longitudinal cast-in-place pile groups at both ends of the transverse cast-in-place pile group near the bottom of the slope; two longitudinal cast-in-place pile groups perpendicular to the sides of the transverse cast-in-place pile group; both the transverse and longitudinal cast-in-place pile groups consist of several vertically arranged cast-in-place piles; the tops of the transverse cast-in-place pile group and the two longitudinal cast-in-place pile groups are connected to each other by a capping beam; the capping beam has a bracing at one end of its two opposite short sides and the end furthest from its long side; corner braces are provided between the two short sides and the long side of the capping beam; one end of each corner brace is connected to the middle of the short side of the capping beam, and the other end is connected to the long side of the capping beam; the end faces of the two short sides of the capping beam are connected to one end of an end support through a head plate; the other end of the end support cooperates with a support seat set in the slope; the end support has a set inclination angle; and oblique end supports are provided on the capping beam to transmit eccentric loads and maintain the external stability of the foundation pit.

This utility model relates to an automatic sandblasting device for a sandblasting machine, comprising a housing and a working platform, with a frame mounted on the working platform. Multiple sandblasting components are mounted on the frame, which also has a feeding channel. Each sandblasting component includes a first air blowing component and a second air blowing component, sequentially arranged on the frame along the conveyor belt's running direction. The first air blowing component includes a first fixed nozzle plate and multiple first universal adjustable nozzles. The second air blowing component includes a pneumatic motor fixed to the frame, a second fixed nozzle plate fixed to the output end of the pneumatic motor, and multiple second universal adjustable nozzles mounted on the second fixed nozzle plate and capable of omnidirectional rotation. Each first universal adjustable nozzle blasts the blind holes of each product in the feeding tray of the feeding channel, while each second universal adjustable nozzle blasts the surface of each product through the pneumatic motor driving the second fixed nozzle plate. This utility model features an ingenious structure and is convenient and practical.

A mixed-flow ventilation fan includes a base plate and a panel that snaps onto it. An exhaust pipe is connected to the rear of the base plate. An air inlet is provided on the panel, communicating with the exhaust pipe on the base plate. A motor mount is connected to the inner wall of the exhaust pipe via several guide vanes. The motor mount is fixed to the central axis of the exhaust pipe by the guide vanes. A drive motor is installed inside the motor mount, and a front fan blade is mounted on the main shaft of the drive motor. The front fan blade rotates inside the exhaust pipe, drawing in air from the air inlet and expelling it from the rear of the exhaust pipe. The beneficial effects of this invention are: the front fan blade is a mixed-flow fan blade, and combined with an optimized number of blades and a reasonable design of the inclination angle, curvature, and angle of attack of the inner and outer edges of the blades, the blades can efficiently perform work on the air during rotation, generating excellent airflow characteristics that balance large air volume and high air pressure.

This invention provides a medical image analysis method and system based on multi-agent visual-language debate, relating to the fields of artificial intelligence and medical information technology. The method first utilizes multiple prompt-driven multimodal large-scale intelligent agents to independently generate multiple different initial image descriptions. Then, through an iterative debate process with structured memory coordinated by a large language model, these initial image descriptions are cross-validated and fused to suppress illusions, strengthen consensus, and ultimately extract high-quality consensus-based semantic descriptions. Finally, through a learnable multi-level visual-semantic fusion analysis model, this semantic description is dynamically injected into the visual feature extraction process, guiding the model to focus on key features, thereby improving the accuracy and robustness of image analysis. This method does not require task fine-tuning of the multimodal large-scale model, avoids dependence on labeled data, and has a high degree of automation and task versatility.

The application provides a multi-robot system cooperative planning method, and belongs to the technical field of multi-robot welding systems, and can at least partially solve the problems of task allocation and sequence planning separation processing, dependence on artificial experience and low planning efficiency in the prior art. The application comprises: establishing a multi-objective optimization model with the optimization objectives of minimizing the robot movement distance difference and minimizing the maximum movement stroke; adopting a double-chromosome coding scheme to code individuals, and respectively representing the task allocation and operation sequence of each robot; performing population initialization based on spatial region division to generate an initial population satisfying process constraints; constructing an enhanced adjacency list and performing a crossover operation to generate offspring individuals; performing iterative optimization until the termination condition is met, and selecting a planning scheme from the non-dominated solution set. The application realizes the synchronous optimization of task allocation and sequence planning, and significantly improves the planning efficiency and production efficiency of the multi-robot system.

The application discloses a gantry crane and a hoisting installation method, the crane comprises a gantry and a winch at the upper end of the gantry, a steel wire rope is arranged on the winch, a hook is connected to the free end of the steel wire rope, limiting parts are arranged on both sides of the hook, a guide part is arranged on the gantry, and the limiting parts are matched to pass through the guide part; after the hook drives the limiting parts to move and pass through the guide part, the limiting parts below the guide part are in a straight rod shape, the limiting parts above the guide part are arranged in multiple sections and can be wound; the method comprises equipment inspection, hook positioning, cargo connection, hoisting transportation and descending and finishing, the limiting parts can be locked and unlocked, the guide part and the driving mechanism are matched, the cargo and the steel wire rope are effectively guided and constrained in each hoisting stage, the swinging of the cargo caused by inertia and movement during starting and stopping is inhibited, the safety hidden danger is reduced, and the operation efficiency is improved.

The application provides a refrigerator. The refrigerator comprises an inner container, a mounting piece, a vacuum drawer, a magnetic field device and an electric connecting piece. The vacuum drawer comprises a drawer body and a cover. The cover and the drawer body are movably connected. The magnetic field device is arranged on the outer periphery of the vacuum drawer and is used for generating a magnetic field. The electric connecting piece comprises a power supply part and an electric connecting part. The power supply part is located in the storage chamber. The power supply part is arranged on the side of the mounting piece away from the opening of the inner container. The power supply part is used for electrically connecting with an external power supply. Part of the electric connecting part is located in the mounting cavity. The electric connecting part is arranged on the side of the vacuum drawer away from the opening of the inner container. The electric connecting part is electrically connected with the magnetic field device. The power supply part and the electric connecting part are used for butt joint in the pulling direction of the vacuum drawer. The power supply part and the electric connecting part are butt joint through the pulling of the vacuum drawer, so that the external power supply supplies power to the magnetic field device. The power supply structure is simplified through the butt joint.

The utility model relates to the technical field of press, disclose a kind of multifunctional press, including main component, including rack, fixed with crosspiece on the rack, fixed with workstation on the crosspiece, the rack is fixed with hydraulic pump, and the hydraulic pump bottom is fixed with pressure mechanism;Guard component is set to one side of the rack, including guard, and the guard includes fixed shaft fixed on the crosspiece.The utility model has the beneficial effect that: by installing guard plate on press, can effectively block the splashing of fragments to all around in the process of breaking, and the guard plate concentrates fragments in an area, it is convenient for operator to carry out unified collection and processing, also can avoid the harm of fragment to surrounding operator, simultaneously, the additional waste liquid flow channel can effectively guide the waste liquid discharged, so that waste liquid flows according to predetermined path, and operator only needs to place collection barrel at the outlet of waste liquid flow channel, to realize the centralized collection of waste liquid.

This utility model relates to the field of bridge steel technology, specifically to anti-corrosion steel structure bridge steel, including symmetrically arranged bridge decks, with crossbeams symmetrically arranged between the two bridge decks. Drip grooves are symmetrically opened on the bridge decks to effectively guide rainwater away from the bridge deck surface, reducing the risk of corrosion. Several piers are arranged below the bridge decks. The bridge deck surface is coated to protect the bridge deck from corrosion damage. Anti-corrosion skirts are installed on the outer bottom of both ends of the piers to block ground water flow and soil erosion, forming a stable whole with the piers to jointly bear the load and external erosion. The arc-shaped outer wall guides water flow smoothly around the piers, reducing impact and accumulation, and lowering the risk of corrosion and wear. Deflector plates are fixedly installed on the outer walls of both ends of the piers, located above the anti-corrosion skirts. The downward-sloping design of the outer wall of the deflector plates effectively guides rainwater, soil, and other impurities to the outside, preventing them from entering the gap between the anti-corrosion skirts and the piers, thus reducing the risk of corrosion.

The application discloses a financial fraud detection method and system based on hypergraph neural network dynamic neighborhood modeling, and the method comprises the following steps: constructing a hypergraph of a target network; for a target node in the hypergraph, a local subgraph is obtained through subgraph sampling, and the abnormal probability of the target node is estimated based on the feature comparison between the target node and the local subgraph; according to the abnormal probability, the high-order neighborhood information of the target node is aggregated from a benign perspective and a fraud perspective respectively, and the aggregation results of the two perspectives are fused to generate the final embedding representation of the target node; and whether the target node is a fraud node is identified based on the final embedding representation. The application estimates the abnormal probability based on the consistency of the node-hypergraph subgraph features, adaptively groups and aggregates the high-order neighborhood information from the benign perspective and the fraud perspective, separates the mixed signals caused by structural camouflage, strengthens the rare features of a small number of fraud nodes, and alleviates the influence of class imbalance.

The utility model provides a kind of AGV dolly for feeding and discharging, comprising: vehicle body assembly, it includes the first side frame and second side frame being spaced apart along X axis, and the bottom frame being connected first side frame and second side frame, the first side frame and second side frame form U type structure and constitute the discharge interval between intervals;Lifting execution unit, it includes vertically liftable load platform and the lifting drive module of driving the load platform, the load platform is located in the U type discharge interval;Material conveying unit, it includes roller assembly being located on the load platform and the transmission drive module of driving roller assembly rolls along Y axis direction;Positioning unit, it includes the guide guard being located on the load platform along X axis direction both sides, the positioning baffle being located on the load platform along Y axis direction one end. By the above-mentioned mode, the transportation of material and automatic feeding and discharging function can be completed simultaneously, to help material automatic alignment.

This invention provides a modified hemagglutinin (HA) protein for preparing a broad-spectrum vaccine against H9 avian influenza, a broad-spectrum vaccine based on the HA protein, a preparation method, and applications. The modified HA protein is obtained through the following strategy: consensus sequences are constructed as immunogenic backbones for the HA sequences of H9 avian influenza viruses at different epidemic periods; based on this, two types of functional mutations are directionally introduced: one type involves transplanting key epitope residues targeted by known broad-spectrum antibodies, and the other type involves neutralizing epitope residues predicted based on viral evolutionary patterns. The modified HA protein of this invention can maintain a highly similar overall fold and trimer interface to the wild type, can be efficiently expressed in eukaryotic systems, and can induce high levels of neutralizing antibodies with broad-spectrum cross-protective effects in target animals. It provides a core antigen candidate for the development of a new generation of H9 broad-spectrum vaccines and has broad application prospects.

This utility model discloses a fully enclosed motor ventilation structure, relating to the field of motor technology. It includes a motor housing, with a limiting sleeve rotatably connected to one end of the housing. In this utility model, when the motor is running, the two motor shafts rotate synchronously, thereby driving the limiting sleeve and multiple fan blades to rotate. Airflow is blown in from the outside through three filter plates. The filter plates perform preliminary filtration of the airflow. Part of the airflow passes through an annular filter screen and flows between the heat dissipation fins, accelerating the heat dissipation of the motor housing by the heat dissipation fins. Another part of the airflow passes through multiple filter plates and enters the interior of the motor housing. The airflow carries away heat through the gap between the stator and rotor and flows to the outside through a retaining plate, effectively guiding the heat inside the motor housing. Furthermore, the hot air is discharged upwards through the casing without being blocked by connected equipment, allowing heat to be effectively guided to the outside, improving the overall heat dissipation effect. It also effectively blocks impurities when the motor is not in use, facilitating operation.

This utility model discloses a Z-type elevator with multiple inlets and outlets, relating to the field of elevator technology. It aims to solve the problems of low material conveying efficiency and localized accumulation inherent in traditional elevators that mostly use single-point feeding and single-point discharging. The elevator body is equipped with an inlet and an outlet, with a multi-point feeding mechanism on the top surface of the inlet and a multi-point discharging mechanism on the bottom surface of the outlet. Through the distribution plates and strips in the multi-point feeding mechanism, the material can be effectively dispersed after entering from the inlet, allowing it to fall evenly into different distribution sections, thus achieving multi-point feeding and simultaneously feeding material into multiple hoppers. Compared to the traditional single-point feeding method, this significantly improves the feeding efficiency and uniformity of the material.