5results about How to "Flexible transition" patented technology

The utility model discloses a kind of coal mine water prevention and treatment water-filled channel building structure, including upside installation base, downside installation base, upside installation connecting piece, downside installation connecting piece and support rod;Second chute is opened on the downside installation base, first sliding block is slidably connected in the second chute, the first sliding block is fixedly connected with first ball joint by fixed rod;A kind of coal mine water prevention and treatment water-filled channel building structure, by the modularization design of above upside installation base and downside installation base as base frame unit module, single frame unit can be assembled in advance and then enter underground field splicing, without using integral pouring or welding and other complex process, greatly simplify underground construction process, reduce the complex operation in the limited space of underground, to effectively reduce construction operation difficulty and operation intensity.

The invention relates to a mobile high-point red light running snapshot system and method. The system comprises a movable base, a telescopic rod, an imaging device, an edge computing device and a power supply communication module. The imaging device is mounted at the top of the telescopic rod; the movable base comprises a trundle set, a supporting leg and a brake switching mechanism, and the brake switching mechanism drives a lever to be in linkage with the supporting leg through a spiral brake, so that the movable base is switched between a movable state and a parking state. The telescopic rod is connected with the movable base and used for adjusting the erecting height of the imaging device. The edge computing device is connected with the imaging device and the power supply communication module and used for executing vehicle detection, signal lamp state recognition, red light running event judgment and evidence synthesis. According to the scheme, through the design of the movable base and the telescopic rod, rapid deployment and flexible transition are achieved, the law enforcement efficiency and the system stability are improved in combination with the edge computing device, the construction cost is reduced, and the method is suitable for traffic monitoring of temporary or limited intersections.

The application discloses a highway construction safety intelligent monitoring and early warning system and method, which is integrated in a mobile working vehicle and comprises a support device, a double camera with night vision and zooming functions, a data processing device with an embedded Yolo-v5 improved algorithm model, an alarm device combining sound and light with vibration, and a power supply device. The camera is used for collecting video of a construction area in real time, the collected video is preprocessed through scene characteristic enhancement, a CSPDarknet53 backbone network with an introduced CBAM attention mechanism is used for identifying safety cones and construction personnel, a virtual boundary line is dynamically generated, the Euclidean distance of personnel to the boundary line is calculated, a multi-parameter weighted correction model is used for dynamically adjusting a safety threshold, and dangerous judgment is performed in combination with multi-frame fusion trajectory analysis and Kalman filter prediction. The application realizes all-weather accurate monitoring, dynamic boundary sensing, early warning and evidence reservation, and significantly improves the intelligent safety management level of highway construction.

The utility model discloses a lifting self-locking transportation device for assisting in parking of airplane accessories, which belongs to the technical field of aviation auxiliary equipment and comprises a front bracket, a rear bracket, a sleeve hand wheel, a one-way thrust bearing, a vehicle body and brake universal wheels, the brake universal wheels are mounted at four corners of the vehicle body, and two airplane wheel nuts are mounted at the top of the vehicle body. And two groups of sleeve hand wheels and one-way thrust bearings are respectively assembled in the two airplane wheel nuts in a limiting manner and are matched with bracket rotating rods at the lower parts of the front bracket and the rear bracket to realize lifting self-locking. The fixing device is simple and practical in structure, the radome can be quickly fixed to be disassembled, transferred, maintained, adjusted and assembled, heat guarantee maintenance efficiency is improved, and damage is reduced.

The application relates to the technical field of waste gas treatment and purification equipment, and discloses a welding steel pipe welding waste gas unified collection treatment and purification device, which comprises a bottom plate, four groups of supporting legs are fixedly connected to the upper surface of the bottom plate, filter boxes are fixedly connected to the top ends of the supporting legs, a fan is fixedly connected to the middle of the upper surface of the bottom plate, an air suction pipe is connected to the input end of the fan, and a dust suction hood is connected to the bottom end of the air suction pipe. The welding steel pipe welding waste gas unified collection treatment and purification device is integrally designed through the parallel layout of double filter cavities, real-time monitoring of an air flow sensor, automatic linkage switching of a controller and a forward-reverse motor, when blockage or adsorption saturation occurs in one filter cavity, the air path can be automatically switched to the other filter cavity for continuous work, filter cores do not need to be replaced during the whole process, the problem that traditional single-cavity purification devices must interrupt production is solved, and the continuous operation efficiency of a welding production line and the automation and intelligent level of equipment are remarkably improved.