87results about How to "Flexible" patented technology

The utility model discloses an auxiliary expander for preventing nasal cavity cicatricial contracture, including deformation metal frame structure, two nasal cavity expansion structures are arranged in deformation metal frame structure both sides, the nasal cavity expansion structure includes the plate type silica gel sleeve part, and the top and bottom of plate type silica gel sleeve part fixedly links two arc deformation silica gel parts, the utility model nasal cavity expansion structure whole is silica gel material, has elasticity, two arc deformation silica gel parts will apply the elastic force to the outside, and the patient's nostril is expanded, when being inserted into the nostril, two arc deformation silica gel parts are pinched, can be inserted into the nostril, after entering the nostril, two arc deformation silica gel parts expand and the patient's nostril are pasted, can be suitable for the nostril of different size and use, more convenient, the utility model deformation metal frame structure each position can be bent, like this can realize the adjustment of two nasal cavity expansion structure spacing, is suitable for different nostril spacing.

The application provides a high-nickel ternary material modification method and a high-nickel positive electrode material with a nitrogen-oxygen coating layer, and relates to the field of lithium ion batteries. In the high-nickel ternary material, surface lattice oxygen is gradually replaced by nitrogen atoms in a high-temperature long-time calcination process in a nitrogen-oxygen mixed atmosphere, so that a nitrogen-oxygen layer is formed on the surface, which is beneficial to the delocalization of electrons, thereby endowing the material with excellent electronic conductivity; meanwhile, the presence of the nitrogen-oxygen layer inhibits the transformation of the surface layer structure into a rock salt phase structure, which is beneficial to realizing efficient ion transport. The formation of the nitrogen-oxygen layer on the surface of the high-nickel ternary material can simultaneously improve the electronic and ionic conduction of the surface of the high-nickel positive electrode material, inhibit the interface side reaction, relieve the volume change, and thereby improve the cycle stability of the battery.

The utility model relates to the technical field of office table steel frames, and discloses a high-strength durable office table supporting steel frame which comprises two sets of supporting legs and a table top, the supporting legs are connected with a main transverse plate through lifting assemblies, and clamping grooves are formed in the middle of the top end of the main transverse plate. Connecting plates are fixedly connected to the left end and the right end of the opposite side of the main transverse plate correspondingly, a first folding plate and a second folding plate are rotationally connected to the inner walls of the opposite sides of the connecting plates correspondingly, the first folding plate and the second folding plate are connected through hinges, and sliding plates are slidably connected to the inner walls of the first folding plate and the second folding plate correspondingly. According to the folding table, the first folding plate and the second folding plate can be flexibly unfolded to increase the supporting area of the table top and improve the stability through rotary connection and hinge design, or can be folded and stored to save space and adapt to different use scenes, and the rotary connection structure of the folding transverse plate can evenly disperse pressure to the supporting legs during bearing; the overall connection strength of the frame is enhanced, and durability is improved.

This invention provides a method for manufacturing a circuit board assembly, comprising the steps of: providing a circuit board including a heating element, the circuit board having a flow channel, one end of the flow channel being connected to the heating element; providing a shock absorber within the circuit board, the shock absorber having a receiving groove, the receiving groove being connected to the other end of the flow channel; and providing a fan within the receiving groove to obtain the circuit board assembly, wherein the sum of the length, width, and height of the fan does not exceed 90 mm. Furthermore, this invention also provides a circuit board assembly.

The utility model discloses a kind of heat-insulated fireproof doors, comprising: door frame and two groups of fireproof door panels, two groups of fireproof door panels are fixedly installed with heat insulation layer between, heat insulation layer one end is provided with installation port, installation port is fixedly installed with door gap plugging mechanism, and the plugging end of door gap plugging mechanism extends from the gap between two groups of fireproof door panels, and two groups of fireproof door panels are rotatably installed in door frame, and then make door gap plugging mechanism can extend from between fireproof door panel and touch on the inner wall surface of door frame.The application is designed by door gap plugging mechanism, so that it passes through the double protection mechanism of " primary sealing + automatic plugging", first by fireproof door panel and spacer plate form preliminary blocking, then utilize zirconium fibre composite felt to automatically expand and fill gap when fire, substantially delay the speed of high-temperature dense smoke diffusion to indoor, and gain more escape time for personnel.

This invention discloses a rapid electromagnetic-thermal coupling optimization method for permanent magnet motors considering demagnetization. Specifically, it involves finding an initial topology for the permanent magnet motor that satisfies the temperature rise condition after electromagnetic-thermal coupling calculations, and obtaining the average temperature rise of each component of the motor. This temperature rise is then fixed in the parametric electromagnetic model of the motor, and the motor efficiency is calculated using LHS sampling and finite element method. or With the degree of demagnetization D m Furthermore, a demagnetization penalty term is introduced into the efficiency calculation. D m Mapped to a 01 array, denoted as D m_01 Using efficiency data and demagnetization data D m_01 The Kriging response surface and the decision tree response surface were trained separately. Using demagnetization as a constraint, the motor efficiency was optimized and validated using NAGA-II. If the accuracy of the efficiency response surface was insufficient, it was trained and optimized again to enhance its predictive ability in the high-efficiency region of the motor. Electromagnetic-thermal coupling calculations were performed using the highest-efficiency topology predicted by the efficiency response surface to obtain the efficiency. or re .like or re If the requirements are met, the optimization ends; if not, a new round of optimization begins, and this cycle continues.

The application provides an integrated intelligent electric power fire monitoring and rapid disposal device, and belongs to the technical field of electric power fire safety, and is used for solving the problem that fire detection and fire extinguishing decision are independent and lack continuous adaptive control in the prior art. The device comprises an edge computing gateway, and a physical information deep Bayesian controller is stored in the gateway. The controller receives multi-modal sensor data at each time step, performs state prediction based on a differentiable physical prior model, performs state posterior update based on a deep Bayesian observation model, and generates a continuous value fire extinguishing action through a policy network to control the partition valve to spray foam. The device integrates state estimation and fire extinguishing decision into a unified recursive framework, realizes end-to-end joint optimization and online Bayesian adaptation, and has the advantages of fast response, high precision and strong adaptation.

The application discloses a flexible capillary hydrogen storage device and a manufacturing method thereof, and is characterized in that device components include a framework, a flexible hydrogen storage capillary and a high-pressure-resistant metal connecting piece; wherein both ends of the flexible hydrogen storage capillary are in an open state. The device manufacturing steps include: flexible hydrogen storage capillary single-pipe drawing, flexible hydrogen storage capillary arrangement and flexible hydrogen storage capillary end sealing. Compared with the prior art, the application can realize higher hydrogen storage pressure and higher mass hydrogen storage density, and the device has the advantages of flexible structure, higher safety, no hydrogen embrittlement and the like.

This invention discloses a computation graph optimization method, system, and storage medium based on a multi-level cost model, comprising: (1) defining a multi-level cost model to evaluate the execution cost of computation graph execution schemes; (2) setting a set of subgraph replacement rules; (3) converting a given neural network model file into unified computation graph information; (4) analyzing the candidate computation graph structure and applying the subgraph replacement rules to obtain a new computation graph; (5) selecting a cost model to evaluate the execution performance of the computation graph; (6) selecting candidate computation graphs based on the cost evaluation results and scaling factors; and (7) repeating steps (4) to (6) until the expected computation graph optimization effect or convergence condition is achieved to obtain the optimal computation graph. This invention comprehensively considers the trade-off between search time and optimization effect, can meet different needs in various scenarios, guide the optimization direction of computation graphs, and thus improve the computational efficiency and performance of neural network models.

This invention provides a six-legged octopus robot device for underwater operations, relating to the field of underwater robot technology. The device comprises a main body, main tentacles, secondary tentacles, and a 360° rotating gimbal. The main tentacles integrate highly elastic TPU flexible tentacles and a miniature camera, while the secondary tentacles have built-in friction wheels for current-resistant anchoring. All components are detachably connected via standardized interfaces, making it suitable for efficient inspection and modular maintenance in complex underwater terrain. It solves the problems of traditional rigid robotic arms, such as difficulty in fitting into confined spaces, poor current-resistant stability, and high maintenance costs.

The utility model discloses a reagent dispersing homogenizer relates to reagent field, including homogenizer jar, the outer wall of homogenizer jar all installs fixed link. The utility model discloses a connecting rod is set up to the thread fixing effect of flow guide frame, when the device starts, the motor output strong rotation power and pass to connecting rod, drive its high -speed rotation, because flow guide frame and connecting rod adopt the thread fixed, and the both form rigid connection, therefore flow guide frame can rotate with connecting rod synchronization, and the flow guide frame structure is the flow guide board structure with specific radian and angle, and its special shape can produce multiple forces to the reagent of bottom, and flow guide frame blade pushes reagent and forms the vortex that rises, utilizes the principle of fluid dynamics, and guides the reagent particle or high -density component that deposits in the bottom of homogenizer jar upwards, and the shear force and centrifugal force that blade rotates produce, can effectively break the reunion state of the precipitate, make it re -dispersing to reagent whole solution.

This utility model relates to the field of low-voltage switchgear technology, specifically an interlocking mechanism for a movable drawer unit and the movable drawer unit itself. The interlocking mechanism includes a position interlocking mechanism, comprising a position interlocking drive plate and a movable portion position locking plate. The movable portion position locking plate is located on the back of the movable drawer unit and is fixed to the movable portion. The position interlocking drive plate is positioned by embedding a positioning element into a corresponding position positioning hole on the movable portion position locking plate. The fixed and movable portions of the movable drawer unit are interlocked through the aforementioned interlocking mechanism. The advantages are: the interlocking mechanism has complete functions, low structural cost, small space occupation, and enables unit miniaturization; the use of T-shaped sliding columns and guide rails for push-guided limiting reduces the precision requirements of sheet metal parts processing, lowers costs, solves push-up failures, controls the upward tilting of the rear of the movable portion, and also increases the internal width of the unit.

This utility model relates to the field of wire and cable technology, and in particular to a torsion- and bending-resistant cable that overcomes the problem of insufficient ability of existing cables to withstand complex deformations such as tension, compression, bending, and torsion. It has a conductor and an insulating sleeve that wraps around the conductor. The conductor has an S-shaped cross-section, and the cable formed by the insulating sleeve wrapping the conductor also has an S-shaped cross-section. The cable is a spiral formed by extruding a straight S-shaped cable and then winding it around the surface of a cylindrical mold. This utility model cable is particularly suitable for robotic arms with complex movements, making the robotic arm's movements more flexible.

The application discloses a kind of construction methods of unmanned aerial vehicle swarm dynamic topology network, comprising: according to unmanned aerial vehicle communication load capacity, air node is divided into middle large unmanned aerial vehicle and small unmanned aerial vehicle;With middle large unmanned aerial vehicle as fixed cluster head, build first level relay network, with small unmanned aerial vehicle as cluster subnode, build lower layer swarm network;In lower layer swarm network, temporary cluster head is elected, and temporary cluster head is formed as the relay machine subcluster network;Through orthogonal frequency hopping pattern, bidirectional information interaction is carried out between first level relay network and subcluster network.This scheme can make unmanned aerial vehicle swarm establish dynamic topology structure, and efficiently utilize wireless spectrum resource, improve the network communication performance of unmanned aerial vehicle swarm.

The utility model discloses an automatic lubricating device for motorcycle chain, including oil storage tank, top adjusting unit, vacuum valve, pipeline and oil outlet device, the oil storage tank is equipped with the feeding opening, the top adjusting unit sets up at the top of oil storage tank, and it contains rotatable adjusting part, the pipeline flows from the oil storage tank into the oil outlet device, the bottom of oil storage tank is equipped with the inclined flow guide surface, can guide lubricating oil smooth flow to the oil outlet channel, the oil storage tank still includes user operation device, vacuum device, distributor oil pipe and valve device, the automatic lubricating device for motorcycle chain, the inclined flow guide surface of oil tank bottom can guide lubricating oil smooth flow to the oil outlet channel, and cooperate rotatable adjusting part of top adjusting unit and the scale mark on its surface, can accurate control oil outlet channel cross -section area, and then realize accurate regulation to the oil discharge capacity, ensure that motorcycle chain obtains sustained, appropriate lubrication, and the service life of chain is improved and the working performance.

This utility model discloses a grounding strip with a braided structure, belonging to the field of lightning protection grounding technology, including a graphite braided strip and a reinforcing braided layer. The graphite braided strip is formed by weaving graphite wires. The reinforcing braided layer is a layered structure formed by weaving a mixture of reinforcing wires and graphite wires, and the layered structure of the reinforcing braided layer is arranged circumferentially along the interior of the graphite braided strip. The graphite braided strip, woven from graphite wires, provides excellent conductivity and corrosion resistance. The reinforcing braided layer, formed by weaving a mixture of reinforcing wires and graphite wires, enhances the mechanical strength of the grounding strip and reduces the probability of damage or breakage. The mixed weaving of graphite wires and reinforcing wires serves as a structural transition, avoiding discontinuities or abrupt changes in the resistivity of the graphite braided strip, which would lead to an increase in overall grounding resistance and a reduction in current discharge efficiency. The integrated braided structure gives the grounding strip both flexibility and strength, facilitating installation and transportation.

The utility model discloses a kind of line integration devices for internet equipment, including fixed plate, the top end both sides edge of the fixed plate is evenly provided with multiple equidistantly arranged fixing pieces, the fixing piece is composed of two first fixed cylinder and second fixed cylinder oppositely arranged, and second fixed cylinder is located directly below first fixed cylinder, the first fixed cylinder and second fixed cylinder left and right sides are integrally formed with side plate. The utility model is fixed by unique fixing piece design, utilize internal fixing mechanism accurate to line clamping constraint, prevent shaking displacement, multiple fixing pieces can simultaneously integrate and fix multiple lines, cooperate external fixing mechanism operation convenient, realize line orderly management, and limit plate in internal fixing mechanism adopts arc rubber plate, can adapt to different shape thick and thin line, protect line from being damaged, by spring flexible adjustment, prolong line service life, reduce maintenance cost and equipment failure risk.

The utility model discloses a synchronous belt surface glue edge grinding machine, which relates to the technical field of synchronous belt production, and comprises a transverse rail, a rotating seat rotatably connected to the upper side of one end of the transverse rail, a plurality of synchronous wheels with different wheel diameters arranged on the front side of the rotating seat, a movable seat which slides left and right arranged on the upper side of the transverse rail, and a movable seat which slides left and right arranged on the movable seat. A vertical seat is fixedly installed on the upper side of the movable seat, a sliding seat sliding up and down is arranged on the vertical seat, and a plurality of synchronous wheels with different wheel diameters are correspondingly arranged on one side of the sliding seat. According to the synchronous belt tensioning device, a plurality of adjustable assemblies such as the moving seat, the sliding seat and the rotating seat can be adjusted according to synchronous belts of different specifications, the synchronous belt tensioning device adapts to the synchronous belts of different lengths and widths, the universality of the device is improved, the synchronous belts can be accurately tensioned through cooperation of the synchronous wheels, the clamping blocks and the sliding seat, and the production efficiency is improved. It is guaranteed that the synchronous belt is in an ideal tension state all the time in the edge grinding process, the uniform edge grinding effect is provided, synchronous belts of different specifications can be precisely processed, and various production requirements are met.

The utility model discloses a kind of granular material splicing and matching scales, belong to granular material technical field, the utility model includes:frame, the frame upper side is connected with weighing sensor by U type screw;Weighing hopper, the weighing hopper is placed on the weighing sensor;Splicing and matching scale electric cabinet, the splicing and matching scale electric cabinet is installed in the frame one side;Splicing and matching assembly, the splicing and matching assembly is installed in the frame top, weighing sensor is fixed in frame by U type screw, then weighing hopper is directly placed on weighing sensor, weighing sensor detects the variation of weighing hopper mass, to real-time weighing granular material, splicing and matching assembly is installed in frame, and by splicing and matching scale electric cabinet power supply, splicing and matching assembly cooperates with weighing hopper and weighing sensor, jointly executes the weighing processing of granular material, and real-time monitoring material distribution amount, two-stage splicing and matching valve, sheet metal welding, light in weight, action flexible, line valve island control, reduce equipment solenoid cable, reduce cost.

This invention discloses a strip cutting and inspection device, comprising: a feeding mechanism with a feeding reel, a receiving channel, and a drive mechanism for driving the strip in the receiving channel at set intervals; a cutting mechanism for cutting the parts on the strip; a material handling mechanism with a carrier and a material handling assembly with multiple material handling heads, the carrier being able to move below the receiving channel to receive the cut parts, and the material handling assembly picking up multiple parts from the carrier at a transfer position and transferring them to the unloading position; an inspection mechanism with first and second inspection components for visual inspection of the parts; and an unloading mechanism with two sets of receiving mechanisms and a tray supply mechanism for providing empty trays to the receiving mechanisms, the two sets of receiving mechanisms being used to receive parts that pass or fail inspection. This device features a reasonable, novel, and simplified structural design, high integration and automation, high processing efficiency and quality, and effectively meets the needs of large-scale production.

The application provides a modular, flexible and automatic frame welding clamp system and a control method, which comprises a pressing module, a positioning module, a quick gas path connecting module, a welding platform module and a control system. According to the process characteristics of the frame structure, a clamping scheme is designed, the frame placement position, the pressing position and the positioning position are determined, then the pressing module and the positioning module are installed at the corresponding positions of the welding platform, the quick gas path is connected, the frame parts are placed, and finally the automatic clamping and fixing of the frame are realized through the control system. The control system is composed of a PLC, a touch screen and a cable. The pressing module, the positioning module and the quick gas path connecting module realize flexible installation of different numbers and different positions on the welding platform module according to the process characteristics of the frame structure, and realize automatic clamping and fixing through the control system.

The present application relates to the technical field of battery management, in particular to a lithium battery pack intelligent management system based on multi-modal sensing. It comprises: a multi-modal sensing and fusion unit that collects battery pack operating environment and internal state data in real time, and fuses the operating environment and internal state data through weighted average to generate fused multi-modal data; an intelligent management master unit that predicts battery health state calculation based on cumulative gas production life mapping model, and predicts thermal runaway risk through a long short-term memory network model to generate control instructions, state information and alarm signals; a power execution unit that performs overcharge and overdischarge protection operations on the battery pack based on the control instructions. The present application collects multi-dimensional data such as voltage, current, temperature and gas concentration through a multi-modal sensing module, and extracts key features such as voltage consistency, temperature distribution and current fluctuation by combining statistical analysis and time-frequency transformation methods, thereby achieving comprehensive perception of the battery pack operating state.

This disclosure provides a water tank assembly, a cleaning device, and a cleaning system. The water tank assembly is installed on the cleaning device and includes a water tank and an overflow structure. The water tank includes a receiving cavity. The overflow structure includes an overflow pipe and a first overflow port and a second overflow port respectively disposed at both ends of the overflow pipe. The first overflow port and at least a portion of the overflow pipe are disposed within the receiving cavity, and the first overflow port is located at a predetermined overflow height within the receiving cavity. The second overflow port is positioned below the first overflow port and connects to the outside of the receiving cavity. By placing the overflow structure within the receiving cavity inside the water tank, the encroachment of traditional external overflow structure designs on the compact installation space of the cleaning device is avoided, reducing the overall volume and space occupation of the water tank assembly and improving the overall layout optimization of the cleaning device. Simultaneously, the overflow structure offers greater design freedom and fewer spatial constraints.

The application relates to a novel body position pad, and belongs to the technical field of medical devices. The novel body position pad comprises an external wrapping piece and an internal fluid layer. The external wrapping piece comprises a first wrapping layer, a second wrapping layer and a third wrapping layer. The first wrapping layer is flexible. The second wrapping layer is arranged between the first wrapping layer and the third wrapping layer. The second wrapping layer supports the first wrapping layer and the third wrapping layer. The first wrapping layer and the third wrapping layer are both waterproof. The first wrapping layer and the third wrapping layer can isolate air. The external wrapping piece is arranged to form a containing cavity. The internal fluid layer is filled in the containing cavity. The internal fluid layer is flowable. The application can improve the problem that the shaping effect of the body position pad is not easy to maintain.

This utility model relates to the field of motor housing processing technology, specifically to a deburring device for processing motor housing castings. It includes a processing table, a positioning component movably mounted on the processing table, a polishing bracket fixedly connected to the processing table, and a brush roller rotatably connected to the polishing bracket. The brush roller uses steel wire or copper wire brushes, which can effectively polish the motor housing and remove burrs, and can effectively polish and grind grooves on the motor housing. A lifting mechanism is also provided, using a telescopic motor to drive a turntable and a sliding rod to move up and down. Since a tray is also provided at the top of the sliding rod, and a cross-shaped buckle is located on the tray, the sliding rod has a spiral groove. A rotating wheel is connected to the sliding rod through the spiral groove. Therefore, during the up-and-down movement of the sliding rod, the rotating wheel forces it to rotate, so that during the extension and retraction of the telescopic motor output shaft, the sliding rod, carrying the tray, rises and falls and rotates. This allows the positioning component and the motor housing to rotate and rise.

In some embodiments, a robotic arm and a robotic system including the robotic arm are provided. In some embodiments, the robotic arm includes a base unit and a drive unit, wherein the base unit includes a base motor and a base, and the drive unit includes a quadrilateral linkage, a first drive motor, and a second drive motor. Other exemplary embodiments are described herein. In some embodiments, the robotic arm achieves both rotational and linear motion while minimizing its physical footprint for easier storage and transport.