10 results about "Safety monitoring" patented technology

The invention discloses a railway special line vehicle safety monitoring device and method. In the device and method, a scanning camera, a light source, a laser sensor, a weighing and metering device,a vehicle number recognition device and a server are arranged. The server is respectively connected with the scanning camera, the laser sensor, the weighing and metering device, and the vehicle number recognition device so that it can record weight information, vehicle number information and top load status three-dimensional information of railway vehicles and vehicle stopping time information ofspecial line at the same time, and complete automatic collection and processing of status information of loading and unloading vehicles of special line through the server, thereby avoiding influenceof inconsistent time on the integration of different information, realizing effective integration of railway vehicle information, improving matching accuracy of a variety of information of the vehicles, and improving safety monitoring efficiency of railway freight.

The invention discloses an intelligent monitoring device for temperature and insulation state of a 330KV high-voltage cable in a hydropower station. The device is characterized by being provided with a central processing module unit (CPU), a data acquisition and conversion unit, a light transmitting/receiving module, an alarm output module, a plurality of optical fiber temperature sensors and a plurality of current sensors, wherein the data acquisition and conversion unit is used for transmitting digital signals to the CPU under the control of the CPU; the light transmitting/receiving module is used for transmitting electrical signals to the data acquisition and conversion unit; the alarm output module can be used for communication with a remote monitoring system; the optical fiber temperature sensors are respectively arranged at the joints of the high-voltage cable to be detected and used for connecting temperature detection signals to the light transmitting/receiving module; and thecurrent sensors are respectively arranged on joint metal sheaths of the high-voltage cable to be detected and used for connecting current detection signals to the data acquisition and conversion unit. The device is particularly suitable for safety monitoring of the 330KV high-voltage cable in the hydropower station, can realize real-time monitoring of the temperature and the insulation state of the cable in the hydropower station, and can also ensure self safety.

The present invention provides a management system for utilizing code identify management insurance inoculation product. The system includes a system computer, a terminal, a printer, an input device, a product code information database, a code generator, a product code table database, a product code scutcheon, a product warehouse management system, a product financial management system, a product object picture database, a manufacturer information database, a management of vaccinate site, a safety monitoring system of vaccinate. Since using the product code scutcheon provided by the invention as identification card preventing the inoculation goods access the management system, the register product code replaces the previous sorts, factory, preparation formulation, norm, technics etc of the register goods, the working efficiency is enchanced 4 times and reducing the error, and achieving the data share of each business module of the vaccinate administration section, having important meanings to improve medical management level and the disease prevention control Strategy research.

The invention relates to a function safety monitoring development and demonstration system for major hazard source equipment and belongs to the technical field of function safety monitoring. The system comprises a safety control cabinet, a safe PLC (programmable logic controller) arranged in the safety control cabinet, a pattern touch terminal, safety input equipment, and safety output equipment, and also comprises a quadrangle frame and an apparatus layer which are connected into a whole up and down, a safety grating, a non-contact magnetic safety door, a mechanical safety door, an alarm device, an operation button, and a safety carpet, wherein the safety grating, the non-contact magnetic safety door and the mechanical safety door are arranged at three sides of the quadrangle frame; the alarm device is arranged above the quadrangle frame; the operation button is arranged on a panel of the apparatus layer; the safety carpet is arranged on the ground at one side of the quadrangle frame, and monitored high-speed rotation equipment is arranged inside the quadrangle frame. The system provides four effective protective measures, and problems that operating personnel enter into a danger area or various human injuries caused by misoperation are effectively avoided.

The invention discloses a computer network safety monitoring device, which comprises a host box. A hard disk placement groove is arranged on the side of the host box, and the groove cover is rotatablyarranged on the upper end of the hard disk placement groove through a pin shaft. A fingerprint lock is arranged on the groove cover; A fingerprint collector, an A/D converter, a single chip microcomputer, an alarm device and a storage battery are arranged in the host box. And the output end of the ripple collector is electrically connected with the input end of the A/D converter. The fingerprintlock is electrically connected with the input end of the fingerprint collector. The A/D converter and the output end of the battery are electrically connected with the input end of the single-chip microcomputer respectively, and the output end of the single-chip microcomputer is electrically connected with the input end of the alarm device. The single chip microcomputer is provided with a wirelesstransmitter. The computer network safety monitoring device adopts a hard disk placing groove which is arranged on the side of a host box, and a fingerprint lock is arranged on the groove cover; Effective protection of the hard disk security, prevent loss; The utility model has strong practicability and is easy to popularize and use.

The invention discloses a bracket of a monitoring case on a power transmission pole tower based on a Beidou satellite, belongs to the field of power equipment safety monitoring, and provides a bracketcapable of being quickly mounted, adjusting balance and maintaining stability of a monitoring case of a Beidou high-precision monitoring device. According to the technical scheme, the bracket of themonitoring case on the power transmission pole tower based on the Beidou satellite comprises a base, supporting leg cylinders, supporting leg rods, fixing nuts and fastening nuts; the supporting leg cylinders are hinged to the lower side of the base, the supporting leg cylinders are provided with inner threads and outer threads, wherein the inner threads and the outer threads are opposite in the rotating direction; the supporting leg rods are arranged in the supporting leg cylinders, the fixing nuts are arranged on the supporting leg rods through threads in a matched mode, and the fixing nutsare each of a conical structure, wherein the outer diameter of the upper end of each conical structure is smaller than the outer diameter of the lower end of the conical structure; and the fastening nuts are arranged on the supporting leg cylinders through threads in a matched mode, and conical cylinders adapting to the conical structures of the fixing nuts are arranged at the lower ends of the fastening nuts. The bracket of the monitoring case on the power transmission pole tower based on the Beidou satellite can be widely applied to the field of monitoring of the power transmission pole towers based on the Beidou satellite.

The invention provides a detecting method and device for car wheel burglary prevention and relates to the field of car electronics. The detecting method and device for car wheel burglary prevention are used for detecting car inclining signals in a car wheel burglary scene. The detecting method comprises the steps that a wheel burglary prevention detecting system is started, and an acceleration sensor and a single chip microcomputer are initialized; an acceleration signal value is collected and subjected to de-noise processing, an acceleration signal is converted into an angle signal, the generated angle signal is stored, and a car-shaking signal value is calculated; the car-shaking signal value and a car static threshold value are compared, a car angle changing value is calculated according to the judging result; the car angle changing value and an angle waning threshold value are compared, a car angular speed and a static angular speed threshold value are compared according to the judging result; and an alarm gives an alarm according to the judging result. The detecting method and device for car wheel burglary prevention have the advantages that the system robustness is good, the filtering effect is good, the operation processing expense is small, the real-time capability is high, and the detecting method and device for car wheel burglary prevention are suitable for low-performance low-energy-consumption cheap processing chip operation, and the detecting device for car wheel burglary prevention is suitable for being integrated at a low-cost car safety monitoring system.

The invention discloses an amplitude limit module capable of filtering and used for a pipeline safety monitoring terminal. The amplitude limit module comprises a signal filtering module and a signal conditioning module, the signal filtering module is connected with a voltage input line, a voltage regulation circuit which comprises first and second diodes is connected to a line between the signal filtering module and the signal conditioning module, and both the cathode of the first diode and the anode of the second diode are connected to the line between the signal filtering module and the signal conditioning module. The signal conditioning module comprises a first resistor, an NPN triode, a third capacitor and a variable capacitor, the connecting end of the signal filtering module and the signal conditioning module is connected to a line between the first resistor and the base electrode of the NPN triode, the third capacitor is connected with the variable capacitor in parallel to form a parallel line, one end of the parallel line is connected with the collector electrode of the NPN triode, and the other end of the parallel line is connected to a voltage output line. Via the above structure, components in the pipeline safety monitoring terminal can be prevented from damage caused by too high voltage during work, and the pipeline safety monitoring terminal can be popularized and applied.