751results about How to "Achieve positioning" patented technology

The invention relates to the technical field of power system automation and artificial intelligence, and particularly discloses a power network risk alarm event analysis method, which comprises the following steps of: firstly, carrying out standardization processing and space-time slicing on a multi-source heterogeneous original alarm flow, and constructing a dynamic fault propagation graph in combination with power grid physical topology; then, multi-dimensional indexes such as topology centrality, time sequence attenuation and semantic rare degree are comprehensively calculated, and the causal significance of each alarm node is quantified; on this basis, adaptive sparse sampling based on maximum interpretation gain is implemented, and high-score core events are precisely preserved and public precursor nodes with global collective power are forcibly recalled by evaluating common-mode interpretation utility and space-time coupling strength of nodes to downstream alarms on the premise of strictly complying with the limitation of context tokens of a large model. And finally, inputting the simplified high-value evidence chain into a large language model to carry out thinking chain reasoning, thereby realizing accurate positioning of complex fault root causes and automatic generation of a disposal strategy.

The invention discloses an electromagnetic wire self-adhesion performance data acquisition and intelligent analysis method, and relates to the technical field of data analysis. Multi-source data such as turn-to-turn gap, paint layer residual thickness, tension fluctuation and conduction state are synchronously acquired in the winding process; and analysis mechanisms such as a gap reduction rate, paint layer thinning distribution, a synchronous evolution track and a gap strength response curve are introduced, so that continuous modeling and quantitative characterization of the autohension performance evolution process are realized. Compared with the prior art which only depends on a single gap threshold value or a post mechanical test to judge the bonding performance, the method can be started from a complete physical chain from gap change to paint layer extrusion to metal contact to bonding failure, and the change trend of the bonding performance under different gap levels can be accurately revealed; and tension output is corrected in real time through a self-adaptive algorithm, closed-loop optimization of the bonding quality is achieved, and the product percent of pass and the production efficiency are improved.

The invention relates to the field of electrical variable measurement, in particular to an insulating layer compactness detection method for a mineral cable, which comprises the following steps: firstly, acquiring a time domain reflection signal of the cable, and carrying out denoising pretreatment by utilizing synchronous average and wavelet transform; and then, carrying out spectrum analysis on the discrete signal segments, calculating a spectrum centroid offset rate to determine high-frequency energy attenuation, and constructing a dynamic compensation gain coefficient according to the high-frequency energy attenuation. And then, improving a traditional layer stripping algorithm by using the gain coefficient, eliminating calculation deviation caused by transmission loss, and accurately reconstructing characteristic impedance distribution along the cable. And finally, by comparing the deviation between the reconstructed impedance and the nominal impedance, positioning and judging the abnormities of the compactness of the insulating layer of the cable and the eccentricity defect of the cable core are realized.

The utility model discloses needle grasping forceps under an arthroscope, which belongs to the technical field of needle grasping forceps and comprises a forceps body, a fixed forceps rod is arranged at one end of the forceps body, an extension rod is arranged at the other end of the forceps body, a fixed forceps and a movable forceps are respectively arranged at the tail end of the extension rod, a movable groove is arranged on the inner side of the middle of the forceps body, and a movable forceps rod is arranged in the movable groove. A clamping plate and a positioning plate are arranged on the opposite sides of the fixed forceps rod and the movable forceps rod, a clamping groove is formed in the bottom of the clamping plate, a clamping block is arranged at one end of the positioning plate, a pressing block is arranged at the top of the other end of the positioning plate, and a reset spring is arranged at the bottom of the pressing block. The clamping grooves in the clamping plate are matched with the clamping blocks on the positioning plate to form a clamping state, so that the fixed forceps rod and the movable forceps rod are clamped and positioned, the positioning of the movable forceps is realized, a certain labor-saving purpose is achieved without continuously applying force by a surgeon during use, and better operation of the surgeon is facilitated.

The application discloses a group positioning method, device and communication equipment, and belongs to the technical field of wireless communication. The group positioning method comprises the following steps: a first communication equipment acquires position-related information of each communication equipment in a positioning group and a first propagation time delay difference quantity; and the first communication equipment determines target position information of a target reflector according to the position-related information and the first propagation time delay difference quantity. The positioning group comprises M communication equipments including the first communication equipment, the number of the first propagation time delay difference quantity is N, one first propagation time delay difference quantity is a propagation time delay difference quantity of a propagation path between any two communication equipments in the positioning group, the propagation path is a path reflected by the target reflector, different first propagation time delay difference quantities correspond to two communication equipments in the positioning group, and the two communication equipments are not completely the same. N and M are positive integers, and M is greater than or equal to N and N is greater than or equal to 3.

The utility model discloses a kind of shoe gold stamping machines of accurate positioning belong to shoe material processing technical field, including tension type gold stamping mechanism, belt conveyor and gold stamping fixed plate, and the tension type gold stamping mechanism for shoe products is connected with gold stamping fixed plate for gold stamping, the inner wall of two groups of front and rear symmetrical gold stamping fixed plate and the shell fixed connection of belt conveyor, still include multi-station automatic feeding and discharging mechanism, two groups of multi-station automatic feeding and discharging mechanism for feeding and discharging are about belt conveyor left-right symmetrical distribution, multi-station automatic feeding and discharging mechanism for feeding in right end, multi-station automatic feeding and discharging mechanism for discharging in left end. Through the above mode, shoe products can be accurately positioned to feeding and discharging and gold stamping process.

The utility model provides a steel-plastic integrated three-section type water stop screw rod which comprises a rod body, a connecting rod and a fixing mechanism. The rod body is fixedly sleeved with a water stop piece, and the two ends of the rod body are in threaded connection with cones. The fixing mechanism comprises a fixing plate fixedly connected to one side of the cone, a threaded hole is formed in one side of the fixing plate, the interior of the fixing plate is rotationally connected with a first disc, and an arc-shaped groove is formed in one side of the first disc. An operator can drive the supporting block to move by pulling the connecting plate, meanwhile, the protruding block can be inserted into the positioning groove of the connecting rod, and then positioning of the connecting rod can be achieved. Therefore, by screwing the threaded rod into the threaded hole, fastening of the connecting rod and the cone can be rapidly achieved, the complexity when an operator installs the connecting rod is reduced, the working efficiency is improved, and meanwhile the convenience of installing the connecting rod is improved.

The invention discloses a nonmetal composite hydrogen conveying hose with a multi-form hydrogen blocking layer, and belongs to the technical field of hydrogen conveying hoses, the nonmetal composite hydrogen conveying hose comprises an external pipe, the bottom end of the external pipe is connected with a butt-joint pipe, the bottom end of the butt-joint pipe is connected with a composite hose, the bottom end of the butt-joint pipe is connected with a first sleeve in a penetrating mode, and the top end of the butt-joint pipe is connected with a second sleeve in a penetrating mode; the first sleeve is sleeved on the outer wall of the composite hose, the second sleeve is sleeved on the outer wall of the external pipe, a cavity is arranged in the butt-joint pipe, and a sealing measuring assembly is slidably connected in the cavity of the butt-joint pipe. A complete hydrogen conveying structure is integrally formed by a composite hose, a butt joint pipe and an external pipe, the butt joint pipe is fixedly connected with the composite hose and the external pipe in a sleeving mode through a first sleeve and a second sleeve, an inner cavity provides an installation and sliding space for a test sealing assembly, and the composite hose is of a multi-layer composite structure of a hydrogen conveying pipe, a first hydrogen blocking layer and a second hydrogen blocking layer. And a multi-form hydrogen blocking system with double hydrogen blocking layers and a hydrogen transporting base layer is formed.

The utility model discloses a novel workpiece automatic detection pressure device. The novel workpiece automatic detection pressure device comprises a base, a pressing block, a pressure sensor and a vacuum adsorption assembly. In the application, the driving piece drives the transmission rod to rotate, the transmission rod provides pushing force for the moving seat through screwing with the inner surface wall of the moving seat, the moving seat drives the vacuum suction cup to longitudinally move along the polished rod until the vacuum suction cup moves to a proper longitudinal position, and the corrugated pipe synchronously stretches out and draws back in the process; the workpiece is placed on the base and above the vacuum chuck, the vacuum generator works, the vacuum chuck performs negative pressure adsorption on the workpiece to position the workpiece, finally, the pushing piece pushes the bracket, and the pressure sensor is matched with the pressing block to perform pressure detection on the workpiece. The vacuum suction mode is not affected by the outer contour of the workpiece, the longitudinal position of the vacuum suction cup can be adjusted, and different positioning requirements can be met.

The invention discloses an unmanned aerial vehicle attitude estimation method and system based on cooperation beacon and re-projection optimization, and the method comprises the steps: carrying out the reverse calculation of a pixel position of a camera target surface of a cooperation beacon in a current unmanned aerial vehicle attitude estimation state through a re-projection mode, and comparing the re-projection pixel position with an actual imaging pixel coordinate, calculating to obtain a re-projection error; based on the re-projection error, the attitude estimation problem is converted into a nonlinear least square optimization problem, an objective function is constructed, and a variable to be solved in the objective function is an unmanned aerial vehicle attitude estimation state vector; iteratively solving the attitude estimation state vector of the unmanned aerial vehicle by adopting an L-M algorithm, and obtaining the attitude estimation state vector of the unmanned aerial vehicle when the target function is minimum as the optimal estimation of the attitude angle of the unmanned aerial vehicle; the method has the advantages that the problem of optimal attitude angle high-precision estimation under the condition of strong magnetic interference or incapability of acquiring accurate attitude information by an attitude angle measurement sensor is effectively solved, and data support is provided for effectively improving target positioning precision.

The invention discloses closed ore crushing equipment capable of preventing dust from overflowing, and belongs to the technical field of ore processing, the closed ore crushing equipment comprises a bin body, side baffles are fixedly connected to the two sides of the upper portion of the bin body, and a fixing sleeve is fixedly connected to the upper portion of the bin body; a rotating main synchronizing wheel can pull a hinge rod to deflect, and then a sliding plate is pushed and pulled back and forth through the hinge rod, so that the sliding plate pushes and extrudes a traction rod through the chute wall of a chute, the traction rod drives a connecting rod to rotate through a fixed plate, and a spraying head can swing back and forth around the connecting rod; water supply components such as a faucet, a water tank and a water pump are externally connected to the external hose, stable input of a water source is achieved, water flow enters the spraying head through the external hose and is atomized or shunted by spraying holes of the spraying head to form uniform water mist, ore in the storage cavity is wetted, dust generated by crushing is subjected to dust falling treatment, and the ore crushing efficiency is improved. Dust diffusion and flying are inhibited, and the dust is prevented from polluting the working environment and harming the body health of operators.

This utility model discloses a stainless steel kitchenware sheet positioning and clamping device, specifically relating to the field of sheet positioning and clamping technology. It includes two supporting top plates, with supporting vertical plates symmetrically fixedly connected to the bottom ends of the supporting top plates. A movable plate is provided on one side of each supporting vertical plate, and a supporting base is provided at the bottom of the movable plate. A third hydraulic push rod is fixedly connected to the top side of the supporting base, and a stabilizing rod is inserted into the bottom end of the movable plate. This utility model first controls the supporting vertical plates to move the supporting top plates up and down by activating the second hydraulic push rod. The installation height can be adjusted according to the position of the processing equipment. The distance between the two supporting top plates can be adjusted by activating the third hydraulic push rod, thereby adjusting the maximum distance of the width limit. Furthermore, the connecting plate is located in the middle of the limiting groove through the fixing rod penetrating the middle of the fixing sleeve, improving the connection stability of the two supporting top plates, enhancing installation adaptability, increasing compatibility with processing equipment, and improving the overall performance.

This application discloses a method for constructing a distributed DME ranging system, relating to the fields of navigation technology and network communication technology. The method involves mounting a ground-based DME antenna, a first remote radio frequency unit, a second remote radio frequency unit, and a radio frequency switch assembly on the top of a tower; placing a first response control unit, a second response control unit, and a status control unit in an equipment rack within a computer room, and installing a remote control unit in a monitoring room; designing a dual-backup architecture with three operating modes, selecting the backup mode according to different scenarios; after the interrogation pulse emitted by the aircraft's onboard interrogator is received by the ground-based DME antenna, it is forwarded to the currently operating transponder via the radio frequency switch assembly for processing and generation of a response pulse, which is then forwarded back to the ground-based DME antenna via the radio frequency switch assembly for response, thus achieving aircraft positioning. This method solves the problems of insufficient scenario adaptability and generalization capability of existing DME systems and reduces radio frequency cable loss.

The utility model relates to an auxiliary dismounting device for a manhole cover plate, and relates to the technical field of maintenance. The utility model discloses an auxiliary dismounting device which comprises a base fixedly arranged on one side of a manhole; one end of the connecting rod is rotationally connected with the base, and the other end of the connecting rod is connected with a displacement assembly; the hoop assembly is connected with the displacement assembly, and the hoop assembly is used for clamping the manhole cover plate, so that the axis of the manhole cover plate coincides with the first axis of the hoop assembly; when the connecting rod rotates to the first position, the displacement assembly can drive the hoop assembly to move along the first straight line, so that the first axis coincides with the axis direction of the manhole. Compared with the prior art, the manhole cover plate can be supported through the auxiliary dismounting and mounting device, the manhole cover plate can be assisted to be positioned by rotating the connecting rod and adjusting the displacement assembly, compared with manual positioning of the manhole cover plate, the positioning difficulty of the manhole cover plate is lowered, the manhole cover plate does not need to be manually lifted during positioning, and the labor intensity of dismounting and mounting personnel is lowered.

The utility model provides a kind of transfer device for chip transportation, it is related to the technical field of semiconductor packaging, including loading mechanism, the loading mechanism includes carrier one, the carrier one is provided with fixed ring outside, the fixed ring one side is provided with fixed column two, the both ends of the carrier one are equipped with baffle one, the carrier one includes clamping plate one, the one side of the clamping plate one is connected with clamping plate two, the utility model is suspended in the central box by the pulling rope between fixed ring and box inner fixed column and makes loading mechanism whole, effectively attenuate the vibration caused by bumping and collision in transportation, carrier is composed of multiple layers of flexible clamping plate superposition, and multiple layers of flexible clamping plate are composed of honeycomb, impact is absorbed by its material and structural characteristics, each layer of clamping groove is embedded with carrier two with limiting baffle, inhibit internal component displacement, to realize the buffer protection and accurate positioning to chip.

The application provides a surface enhanced Raman imaging system applied to single cell metabolism detection, comprising a laser emission module, a microscopic Raman generation and imaging module, a Raman collection module and a central control module; the laser emission module generates a laser beam and is coupled to the microscopic Raman generation and imaging module; the laser beam emitted by the laser emission module is sequentially reflected by a Raman dichroic band edge filter, transmitted by an imaging dichroic band edge filter and reflected by a second reflector of the Raman generation and imaging module, and then focused by a microscope objective to a sample to be detected; backscattering Raman spectrum signals generated by the sample to be detected are converted into parallel light by the microscope objective, reflected by the second reflector, transmitted by the imaging dichroic band edge filter and the Raman dichroic band edge filter, and then output to the Raman collection module for spectral spectroscopy and detection; the central control module is connected with the laser emission module, the microscopic Raman generation and imaging module and the Raman collection module and performs data interaction.

The invention discloses a Kubernetes-based GPU fault automatic monitoring method and system, and relates to the technical field of computer monitoring, and the method comprises the steps: running a GPU detection program at each node; indexes are collected, wherein the indexes comprise XID and / or SXID error events in the system logs and the driving state and the equipment running state obtained based on the NVML; standardizing the indexes into an index data structure; generating a fault judgment result associated with the node identifier and the GPU equipment identifier according to a preset evaluation rule; and when the data is abnormal, the data is mapped as a Node Condition and / or reported to a Kubernetes Event, and a Prometheus acquisition interface is exposed to be pulled and stored. Through the technical scheme of the invention, GPU fault automatic identification and card level positioning are realized, cluster perceptibility and alarm traceability are enhanced, manual troubleshooting cost is reduced, and cluster stability is improved.

This invention relates to the field of chromosome abnormality recognition technology, specifically to a chromosome abnormality detection method based on a multimodal large model. The method includes: constructing an image dataset and a text dataset; fusing image features and text features to obtain multimodal fusion features; assigning anomaly scores to image blocks belonging to band regions based on anomaly scoring rules formulated from the multimodal fusion features, and comprehensively processing the anomaly scores of all image blocks corresponding to the chromosome to determine whether the chromosome image is abnormal; and decoding and generating natural language text that meets the requirements of chromosome abnormality detection based on the multimodal fusion feature representation and anomaly scoring rules. This invention achieves accurate chromosome abnormality detection and band location positioning through multimodal fusion and dynamic text generation mechanisms, generating interpretable natural language text descriptions, and improving the practicality and interpretability of the detection results.

The invention discloses a heavy object replacement positioning method based on machine vision and PLC control, and belongs to the technical field of heavy object replacement in high-altitude narrow space. According to the method, firstly, a calibrated 3D camera is used for collecting three-dimensional point clouds of stone pier bolt holes and weight hole positions, pose data are extracted through preprocessing and feature matching, and coordinate conversion is achieved through hand-eye calibration and transmitted to a PLC. And then the PLC analyzes rotation and translation parameters required by the weight according to a preset algorithm, controls the hydraulic cylinder and the linear module to adjust the pose of the weight, gradually completes rotation and X-axis and Y-axis movement, and achieves alignment of each hole site of the weight and a corresponding stone pier bolt hole. The device can realize automatic precision positioning of heavy object replacement in a high-altitude narrow environment, has the advantages of high precision, strong adaptability, safe and reliable operation and the like, and can effectively solve the problem of difficulty in manual alignment.

The utility model belongs to glass manufacturing technical field discloses an in -out piece positioning mechanism, this in -out piece positioning mechanism includes fixed bolster, two positioning units and drive assembly, two positioning units are along first direction interval setting on fixed bolster, each positioning unit is slidably installed in fixed bolster along first direction, so that the glass is clamped by the blocking wheel on the positioning unit, drive assembly includes drive source and conveyer belt assembly, conveyer belt assembly includes driving wheel, driven wheel and conveyer belt, driving wheel and driven wheel rotatably install in fixed bolster, and interval setting along first direction, driving wheel is connected with the output shaft of drive source, and the both ends of conveyer belt are respectively matched with driving wheel and driven wheel, two positioning units are connected on the two parallel setting parts of conveyer belt respectively. This in -out piece positioning mechanism can be compatible with multiple sizes glass, does not need manual adjustment when switching the product of different specifications of the size difference is bigger, is favorable for promoting positioning efficiency.

This invention provides a high-precision positioning device for CNC lathes, relating to the field of CNC lathe positioning devices. It includes a lathe body, with an adjustment assembly at the bottom of the lathe body's internal cavity and a positioning assembly at the top of the adjustment assembly. The invention uses the output end of an electric push rod to move a movable plate and a clamping plate towards the workpiece, causing the clamping plate to bring a rubber pad into contact with the workpiece, thus positioning the workpiece. The rubber pad's deformation capability allows it to adapt to irregular workpiece surfaces, increasing the workpiece positioning range. The output end of the electric push rod moves the movable plate, clamping plate, rubber pad, and workpiece, enabling left-right position adjustment of the workpiece. The output shaft of a servo motor drives a transmission rod and gear to rotate. Due to the meshing of the gear and gear plate, the gear rotation simultaneously drives the transmission rod and servo motor to move to one side. The transmission rod then moves the connecting rod, positioning assembly, and workpiece, thereby adjusting the workpiece's front-to-back position.

The utility model provides a multi-station press machining system, and belongs to the technical field of machining equipment. The problem that in the prior art, a press is low in automation degree is solved. The multi-station press machining system comprises a rack and a rotating station module connected to the rack, and the rotating station module comprises a rotating disc and a power assembly used for driving the rotating disc to rotate in an indexing mode; the at least two workpiece fixing modules are connected to the rotary table, and each workpiece fixing module is provided with a machining station used for containing a workpiece; the stamping execution module is connected to the rack, and the stamping execution module comprises a stamping execution piece and a stamping driving piece used for driving the stamping execution piece to move up and down in the vertical direction; and the at least one workpiece transfer module is connected to the rack, and the output end of the station transfer module is provided with a clamping jaw used for feeding unmachined workpieces and discharging machined workpieces. The device has the advantages of high efficiency and automation.

The invention discloses a dynamic monitoring method for bag explosion and coal sample scattering of a packer and a related device, and belongs to the technical field of power plant fuel management. The method comprises the following steps: collecting a coal sample transportation image in real time through visual perception equipment on a transportation path after a coal sample is packaged; performing real-time analysis on the coal sample transportation image based on an image recognition algorithm, and detecting whether a coal sample scattering area exists or not; when a coal sample scattering area is detected, estimating the scattering amount according to image features of the scattering area; and if the scattering amount exceeds a preset threshold value, generating a bag explosion alarm signal. Through the three-level architecture of the sensing layer, the algorithm layer and the business layer, the problems of detection lag, high false alarm rate and insufficient data credibility in the prior art are solved, and dynamic, accurate and credible monitoring of the whole process of coal sample packaging and transportation is realized.

The application relates to the technical field of equipment health management, and discloses a battery replacement cabinet fault prediction and health management method and system. The method comprises the following steps: acquiring an original temperature sequence, an original humidity sequence, a battery module number and a battery replacement cabinet position number, performing abnormal value correction to obtain a corrected temperature sequence and a corrected humidity sequence; performing abnormal fluctuation point screening according to the corrected temperature sequence and the corrected humidity sequence to generate an abnormality judgment record; removing interference according to the abnormality judgment record to obtain a refined feature set; performing abnormal risk analysis according to the refined feature set to obtain an overheating risk report; generating an intervention instruction according to the overheating risk report to obtain an initial execution scheme; driving operation is performed according to the initial execution scheme to obtain an equipment operation log; and performing reliability evaluation according to the equipment operation log to obtain a reliability evaluation conclusion. The method can realize early warning and health management of battery replacement cabinet faults.

The utility model relates to spot welding fixture technology field especially relates to a robot automatic spot welding fixture of turntable bottom plate subassembly, including mechanism body, be provided with lifting adjustment subassembly, positioning and pressing subassembly, lifting positioning subassembly, slide table positioning subassembly, head positioning subassembly, side edge mobile slide platform subassembly and vertical plate positioning subassembly on mechanism body. The utility model novel structure, can change type fast, can be compatible with different types of product model, realize flexible production, automatic welding, solved the problem of traditional through artificial clamping labor intensity, promoted the quality and production efficiency of product, saved work time, can accurate control workpiece's up and down, horizontal, vertical and angle positioning, adapt to different size and shape turntable seat circle and workpiece, improved welding accuracy, applicable to a variety of workpiece types and size, realized the multifunctionality and adaptability of equipment, can fasterly complete welding task, shorten production cycle, promote overall production efficiency.

The utility model belongs to automatic assembly equipment field provides a kind of for the automatic assembly equipment of plug and tray, including rack and the bearing mechanism, positioning mechanism, feeding mechanism and assembly mechanism being set on the rack.Compared with prior art, the utility model has the advantages that by setting bearing mechanism and positioning mechanism cooperation, the tray to be assembled can be stably fixed, and the accuracy of assembly reference is ensured;After the plug is adjusted to array arrangement by pushing material block and is filled to assembly mechanism synchronously, the feeding efficiency is significantly improved;In addition, the cooperation of material guide block, anti-drop block and elastic limiting block allows multiple plugs to be squeezed and compressed in the filling direction to accommodate the arrayed plugs, and then the plugs are elastically reset to prevent them from falling out, achieving orderly temporary storage and one-way guidance of the plugs, ensuring the continuity and stability of subsequent assembly, and the overall structure realizes efficient and accurate automatic assembly of the plugs to the tray, improving the assembly efficiency and quality of the tray and the plug.

The invention provides an ophthalmic surgical instrument cleaning and disinfection whole-process intelligent monitoring and quality tracing method, which relates to the technical field of medical management and comprises the steps of acquiring instrument information, establishing feature and quality control element mapping based on a knowledge graph, generating a self-adaptive quality control strategy according to a pollution degree and historical records, and monitoring and checking process consistency in real time. When abnormity is found, quality problems are traced, intervention regulation is carried out, and quality control parameters are continuously optimized. According to the invention, intelligent monitoring and quality tracing in the cleaning and disinfection process of the ophthalmic surgical instrument are realized, and the quality control efficiency and safety are improved.

The invention relates to the technical field of gear defect optical detection, and discloses high-precision metal gear defect automatic detection equipment and a detection method.The high-precision metal gear defect automatic detection equipment comprises an equipment machine base, a detection base is arranged at the right end of the equipment machine base, and a detection chamber communicated with an inlet is formed in the optical detection base; an instrument mounting table is arranged in the detection chamber, an industrial camera is arranged on the instrument mounting table, a lens is arranged at the end part of the industrial camera, and a polarization regulator is mounted at the right end of the instrument mounting table. The driving shaft drives the annular driving shell to rotate by a circle, so that the inclined separation blade makes contact with the rolling bearing in the annular shell groove in the circular motion process, the inclined separation blade and the rolling bearing generate relative acting force, the rolling bearing moves along the inclined separation blade and is forced to leave the annular shell groove, and the disc and the rotating roller rotate by a certain angle; and the gear pin block on the rotating roller drives the gear piece to do clearance motion, so that a plurality of groups of tooth grooves of the gear piece are detected in turn, and the comprehensiveness and the fineness of detection are improved.

This invention discloses an intelligent detection and evaluation system for the entire life cycle of seismic isolation and damping structures, belonging to the field of intelligent monitoring technology for structural engineering. It includes: intelligent seismic isolation and damping bearings and multi-source sensing modules, a seismic isolation and damping layer edge gateway module, a full life cycle digital twin platform, and a regional building cluster collaborative monitoring and early warning module. It achieves system-level collaborative monitoring from individual bearings to regional building clusters; it integrates data across the entire chain from design to production, construction, operation and maintenance, and demolition, and uses blockchain technology to achieve tamper-proof traceability; it establishes a multi-physics field coupled damage evolution model, integrating environmental and mechanical parameters to achieve accurate quantitative damage assessment; and it constructs a remaining life prediction model based on historical damage accumulation, improving prediction accuracy. This invention solves the common problems of existing technologies, such as system fragmentation, lack of full life cycle coverage, insufficient multi-physics field coupling analysis, poor long-term sensor reliability, low remaining life prediction accuracy, and disconnect between monitoring and control.

The invention discloses a muon imaging detection system and method based on scintillation fiber and SiPM reading. Comprising at least one detection unit, the detection unit comprises a scintillation optical fiber array and SiPM array support plates, the scintillation optical fiber array is formed by arranging a plurality of scintillation optical fibers in parallel, the two ends of the scintillation optical fiber array are each provided with one SiPM array support plate, SiPM arrays are integrated on the SiPM array support plates, the number of the SiPM units is the same as that of the scintillation optical fibers, and the SiPM units and the scintillation optical fibers are in one-to-one correspondence; the SiPM unit is optically coupled with one end of a corresponding scintillation optical fiber signal, receives a scintillation optical signal transmitted in the corresponding scintillation optical fiber and generates an electric signal; the signal processing unit is used for preprocessing the electric signal output by the SiPM to obtain a processed signal; and the positioning reconstruction unit is used for reconstructing the space motion trail of the muon according to the processed signal. The system can realize three-dimensional high-precision positioning and track reconstruction of muons, and has the advantages of high integration level, modular design and the like.