61results about How to "Reduce monitoring blind spots" patented technology

The invention discloses a composite material ultrasonic guided wave structure health monitoring method in a variable temperature environment. The method comprises the steps: constructing a reference coefficient set of a structure health monitoring network through calculating a difference index between reference signals in a reference signal set; and performing reference screening and calculating adamage index according to the temperature information of the signals acquired in real time, solving a damage proportionality coefficient under each propagation path in combination with the referencecoefficient, importing the damage proportionality coefficient into a detection network to perform actual damage path screening, and finally outputting the position of the damage in combination with adamage positioning imaging algorithm. The composite material ultrasonic monitoring method provided by the invention can effectively remove the influence of the anisotropism of the composite material on ultrasonic propagation, can effectively eliminate the interference of environmental factors on ultrasonic signals, and can quickly realize the accurate positioning of damage.

The invention relates to a monitoring mechanism and particularly relates to a six-degree-of-freedom monitoring mechanism. The invention solves the technical problem of providing the six-degree-of-freedom monitoring mechanism which is large in monitoring angle, can reduce the monitoring blind points and is clear in monitoring video. In order to solve the technical problem, the invention provides the six-degree-of-freedom monitoring mechanism. The six-degree-of-freedom monitoring mechanism comprises a bottom plate, a first motor, a first bevel gear, a bearing pedestal, a second bevel gear, a rotary shaft, a first bracket, a second bracket, a second motor, a disc, a first connecting rod, a second connecting rod, a sliding sleeve, a rack, a guide rod, a first gear, a supporting rod, an arc-shaped block, a sliding shaft, a fixed rod, a first swinging rod, a camera, a reel, a first pull rope and a first elastic element. The first motor and the bearing pedestal are arranged on the top of the bottom plate. The six-degree-of-freedom monitoring mechanism provided by the invention achieves the effects that the monitoring angle is large, the monitoring blind points can be reduced and the monitoring videos are clear, and the monitoring mechanism can be remotely controlled to be switched on and off.

The embodiment of the invention discloses a camera control method and device and a storage medium. The method comprises the steps that first monitoring information is acquired; performing informationprocessing on the first monitoring information to obtain an information processing result; determining at least one target shooting area according to the information processing result, turning on at least one camera corresponding to the at least one target shooting area in the more than two cameras to perform video monitoring; thus, under the condition that more than two cameras are arranged outside the door, the cameras can be taken out. According to the invention, the at least one target shooting area is determined according to the first monitoring information outside the door, and then theat least one corresponding camera is started for shooting, so that the situation outside the door can be effectively monitored, the monitoring blind area is reduced, the situation that all the camerasare started at the same time can be reduced, and the energy consumption is reduced.

The invention discloses an unregistered unmanned aerial vehicle detection system based on radio frequency detection. Radio frequency signals emitted by an unmanned aerial vehicle are simultaneously received through two antennas, so that the unregistered unmanned aerial vehicle in a no-fly zone can be monitored in real time; a control signal is sent to a course steering engine and a pitching steering engine, so that the course steering engine and the pitching steering engine are driven to accurately rotate to specific positions; the course steering engine and the pitching steering engine are inmechanical linkage through a steering wheel. The course steering engine and the pitching steering engine can control the antenna to rotate horizontally and vertically respectively, the characteristics of a steering engine and a directional antenna are combined, the rotating positions of the course steering engine and the pitching steering engine are measured, the unregistered unmanned aerial vehicle can be positioned and tracked in an omnibearing mode, monitoring blind areas are reduced, and the detection effect is better.

The invention relates to a power transmission line infrared thermal imaging forest fire prevention system. The system comprises a micro-meteorological monitoring device, a binocular thermal imaging holder instrument, a forest fire prevention control device, a solar power supply device, a first supporting frame and a second supporting frame, the forest fire prevention control device comprises a main machine box body, a main control board, a power supply management chip and a wireless router, the main control board is connected with the micro-meteorological monitoring device, an infrared thermalimaging and visible light binocular camera, a solar tracking sensor, a holder, the power supply management chip and the wireless router, wherein the solar power supply device comprises a solar cell panel, a storage battery box body and a storage battery pack, the solar cell panel is erected above the storage battery box body and is connected with the storage battery pack, and the storage batterypack is connected with the power supply management chip. Compared with the prior art, the system has the advantages of being high in reliability, wide in coverage range, low in cost, convenient to install and maintain, is particularly suitable for preventing forest fire monitoring of the overhead cable channel, and can achieve fire point ranging.

The invention relates to an alarming system used for monitoring a plant inclination state. The alarming system comprises an inclination detection device, a monitoring platform, and a shooting device. The inclination detection device comprises an MEMS gyroscope, a main controller, a power supply module, and a wireless communication module. The MEMS gyroscope is connected with the input end of the main controller, and the wireless communication module is connected with the output end of the main controller. The wireless communication module is used for establishing communication connection with the shooting device or the monitoring platform. By evaluating an inclination damage state, the shooting device is activated automatically to capture on-site pictures, and the wireless communication module is used to transmit early warning information to the monitoring platform, and then monitoring blind areas and manual patrol are reduced, and manpower and material resources are saved, and then the plant inclination state is timely monitored, and alarms are given timely. Under severe weather conditions, the alarming system is used for monitoring of abnormal states and fault elimination, and then identification of sources of alarming abnormal data is facilitated, and plant monitoring management level is improved.

The invention is applicable to the technical field of big data application, and provides an electricity stealing behavior judgment method and a terminal device. The method comprises the steps of determining the theoretical electricity consumption and the actual electricity consumption of a user according to the data, collected by an electricity consumption information collection system one day before the electricity stealing behavior judgment, of the target user at a preset collection point; according to the theoretical electricity consumption and the actual electricity consumption, judging whether the user has a first-level electricity stealing risk or not; if yes, judging whether the user has a voltage and current abnormal event or not on the current day through the electricity stealingbehavior; if yes, judging that the user has a second-level electricity stealing risk. According to the present invention, the related personnel can position the electricity stealing behavior of the user according to the judgment result, the monitoring blind area of an acquisition system is greatly reduced, the economic loss of a power supply company is reduced, and the electricity stealing risk classification is helpful for the working personnel to preferentially arrange analysis and troubleshooting work according to the event level, and is suitable for practical application.

The invention provides a crash log processing method and device, electronic equipment and a storage medium. The method comprises the steps of obtaining addresses of all classes in an executable file corresponding to a crash log file; obtaining an address range of each function of each class according to the address of each class; and for any crash log in the crash log file, in response to the situation that the crash address corresponding to the crash log is located in the address range of any function, determining that the function crashes; and searching a function address interval to which the crash address belongs by scanning the feasibility file and comparing the assembly instruction, and confirming the crash function, thereby converting the crash address into a function symbol and symbolizing the log. The method has the beneficial effects that the crash log can still be symbolized under the condition that the symbol table is missing, the blind area of program monitoring is reduced, and the feasibility and adaptability of crash log symbolization are improved.

The invention discloses a centralized water gate group monitoring device, and relates to the technical field of water gate management. The centralized water gate group monitoring device comprises a water gate main body, water level ascending speed monitoring mechanisms and a self-cleaning mechanism; a control box is arranged at the upper end of the water gate main body; a first rotating shaft is placed at the upper end of the control box; a support pipe is embedded in the upper end of the first rotating shaft; the front surface of the support pipe is connected with a video monitoring mechanism; a support frame is mounted at the upper end of the support pipe; second rotating shafts are fixed at the upper ends of the two sides in the support frame; winding drums are arranged at the ends, near the center line of the support frame, of the second rotating shafts; steel chains are placed on the front surfaces of the winding drums; and the water level ascending speed monitoring mechanisms are embedded in the two sides of the front surface of the water gate main body. In the centralized water gate group monitoring device, the support pipe can be rotated along the first rotating shaft to drive a monitoring probe at the upper end thereof to horizontally rotate, so that the wide-range monitoring of the surroundings of water gates can be achieved, the monitoring range of the water gates is widened, and monitoring blind areas are reduced.

The invention relates to the technical field of water quality monitoring, and discloses a full-automatic submersible type long-term water sample collector. The collector comprises a shell, a detectionmechanism coaxial with the shell, a buoyancy device arranged on the detection mechanism in a sleeving mode, and an anti-disengaging device arranged on the shell. The appearance of the shell is of a conical structure, a water outlet is formed in one end of the small head, a water inlet is formed in one end of the large head, sand prevention nets are arranged on the water outlet and the water inletrespectively, the detection mechanism and the shell are fixed through a plurality of mounting rings, and a communication module is further arranged in the detection mechanism. Compared with the priorart, the collector has the following advantages and effects that the device is durable in structure, easy to replace and suitable for long-term underwater water sample collection, and solves the problems that a sampling ship is large in water surface fixing resistance, high in fixing difficulty and prone to winding of a large number of aquatic plants and sundries; and meanwhile the structure is firm and convenient to install.

The invention belongs to the technical field of monitoring systems, in particular to an airport runway monitoring system. The airport runway monitoring system comprises a fixed seat, a signal input module, a voice module, a control unit, a power supply module, and an alarm module. The signal input module, the voice module, the power supply module, and the alarm module are all connected to the control unit; the top of the fixed seat is provided with a sliding slot; a support column is slidably mounted in the sliding slot, and the top of the support column extends outside the sliding slot; a first rotating shaft slot is arranged in the inner wall of the sliding slot near the support column, and a second rotating shaft slot is arranged in an inner wall of the sliding slot away from the support column; the first rotating shaft slot and the second rotating shaft slot are rotatably installed with a same first rotating shaft; and a gear groove is arranged on the top of the fixed seat. The airport runway monitoring system is scientifically designed, and is convenient to use, and the camera is easy to move and rotate. The airport runway monitoring system can effectively reduce the cost of installing a monitoring system, while avoiding the risk of monitor damage, reducing the monitoring blind zone and ensuring the normal take-off and landing of the aircrafts.

The adjustable unmanned aerial vehicle capable of loading, transporting and fixing the aerial camera in multiple directions comprises a machine shell, an inner rod, a clamping block, a sliding block,a gear ring, a lantern ring, an aerial camera body and a rotating disc; a connecting arm is fixedly installed on the side wall of the machine shell, and a paddle assembly is fixedly connected to the end of the connecting arm; supporting legs are fixedly installed on the edge of the bottom face of the machine shell, a connecting block is fixedly connected to the upper portion of the side wall of the machine shell, a guide plate and a sliding block are movably installed on the inner wall of the connecting block, the sliding block is fixedly connected with the outer wall of the guide plate, and agear ring is fixedly connected to the outer wall of the guide plate. The adjustable unmanned aerial vehicle capable of loading, transporting and fixing the aerial camera in multiple directions is provided with the aerial camera capable of being rotated and adjusted in a large-range and multi-angle mode, the position of the aerial camera can be automatically adjusted according to instructions of operators, therefore, monitoring blind areas are effectively reduced, and meanwhile the aerial camera can be rapidly assembled and disassembled through the adjustable unmanned aerial vehicle.

The invention provides a novel medicament flow measuring device which is divided into four modules, namely a medicament metering assembly, an energy transmission assembly, a generator set and a light-emitting and sound-producing device group, the medicament metering assembly comprises a medicament metering barrel and a weight, and the outer wall, 5cm away from the mouth of the metering barrel, of the medicament metering barrel is connected with a transmission rod live shaft; a rotating shaft is arranged at a position 5cm away from the bottom of the metering barrel and is connected to a metal fixing rod; the energy transmission assembly comprises a transmission rod, a crank handle, a transmission gear and a metal wheel disc; the generator set comprises a motor generator, a matched transmission gear, a metal conductor wire and a screw, the position of the transmission gear is adjusted, the motor generator is fixed on the support, and the metal conductor wire is led out of a current output end and is fixed through the screw after extending to the fixing plate; and the light-emitting and sound-producing device group comprises an LED lamp, a sound generator and a metal conductive wire. The device is convenient to check the dosage, energy-saving, environment-friendly, and convenient and flexible in adjustment process.

The invention discloses monitoring frame equipment. The monitoring frame equipment comprises a first frame body, the first frame body is fixedly provided with a first rotary steering gear, and a first rotating head of the first rotary steering gear is fixedly provided with an installation plate arranged in the horizontal direction so that the first rotary steering gear can drive the installation plate to rotate in the horizontal direction; and the monitoring frame equipment furthermore comprises a second rotary steering gear fixed to a second frame body, and a second rotating head of the second rotary steering gear is connected with the first frame body so that the second rotary steering gear can drive the first frame body to rotate in the vertical direction. By means of the monitoring frame equipment, the problems that a traditional monitoring camera is usually fixed to a wall or a stand column through an installation bracket, due to limitation of the structure of the traditional monitoring camera, the monitoring range of the traditional monitoring camera is limited, and blind points occur easily in the monitoring area of the traditional monitoring camera.