21 results about "Drowning prevention" patented technology

This invention discloses a portable dual-purpose drowning prevention and rescue device, relating to the field of rescue devices. It solves the problem that existing portable dual-purpose drowning prevention and rescue devices are difficult to stabilize and float the head during use, resulting in inconvenience and inefficiency. The device includes a fixing mechanism, a rescue mechanism, and two sets of arc-shaped tubes. The fixing mechanism includes shoulder pads, fixing components, and connecting components. The rescue mechanism includes an inflatable bladder and a storage tube. The invention uses the fixing mechanism to connect the two sets of arc-shaped tubes into a ring structure that fits around the neck. The fixing components then secure the shoulder pads to the shoulders, preventing the overall structure from loosening. The rescue mechanism controls the inflation and deflation of the high-pressure gas in the storage tube, allowing the inflatable bladder to inflate as needed, floating the head on both sides and ensuring the head remains stable above the water surface, thus improving rescue efficiency. The overall structure is compact, easy to wear and use, and relatively stable after fixing.

The invention discloses a portable swimming pool drowning-prevention lifesaving device, and relates to the technical field of swimming pool drowning lifesaving, the portable swimming pool drowning-prevention lifesaving device comprises a storage shell, the circumferential outer wall of the storage shell is fixedly connected with binding belts, the circumferential outer wall of one binding belt is bonded with a fluff pad, the circumferential inner wall of the other binding belt is bonded with a hook hair pad, and the hook hair pad is fixedly connected with the storage shell. The nap pad and the hook pad are bonded with each other, an air bag is arranged in the storage shell, an air bottle used for supplying air to the interior of the air bag is arranged at the end of the storage shell, and a first release assembly is arranged in the air bottle; a second release assembly is arranged at the end part of the gas cylinder; a displacement assembly used for pushing the air bag out of the interior of the storage shell is arranged in the storage shell. Effective air supply to the air bag is achieved, automatic triggering of the whole device under the drowning condition of a user is completed, the safety of the whole device is further improved, and the use requirement of the user is met.

This invention discloses a multifunctional self-inflating live fish preservation and emergency rescue storage bag, belonging to the fields of daily storage, aquatic product transportation, and public safety emergency technology. Addressing industry pain points such as the limited functionality of existing equipment, the inability to readily carry rescue gear, the lack of lightweight drowning prevention equipment in primary and secondary schools, the reliance of traditional live fish bags on external devices, insufficient disclosure of technical solutions, and the lack of quantitative performance support, this invention employs a built-in negative pressure self-inflating capsule combined with a one-way pressure regulating valve and a roll-up buckle sealing structure. It defines complete material parameters, negative pressure parameters, pressure stabilization threshold, and buoyancy performance parameters, achieving integrated switching between three cross-domain functions: daily waterproof storage, long-term oxygen-preserving transportation of live fish without equipment, and emergency buoyancy rescue in aquatic environments. Actual testing shows that this invention improves inflation efficiency by over 85%, increases live fish survival time by 200%, reduces leakage rate to 0%, and provides stable buoyancy support for self-rescue by teenagers. This invention breaks through the functional and scenario limitations of existing technologies. The solution is complete, mass-producible, and reproducible. It can be carried by the general public, especially primary and secondary school students, on a regular basis. After its popularization, it can significantly reduce the risk of drowning accidents. It is in line with the policy orientation of campus drowning prevention and safety. It has significant industrial innovation value and social public safety value. It is highly creative, extremely practical, and has broad prospects for promotion.

The invention belongs to the technical field of anti-drowning swimsuits, and particularly relates to an anti-drowning swimsuit capable of detecting heart rate and automatically reminding, which comprises a swimsuit body, a waterproof interlayer is arranged on the inner wall of the swimsuit body, a piezoelectric sensor is connected to the top of the front side of the swimsuit body, and the outer cambered surface of the piezoelectric sensor is sleeved with a dismounting assembly. The dismounting assembly comprises a sleeve body female seat sleeving the outer arc surface of the piezoelectric sensor, and the upper surface of the sleeve body female seat is provided with a stepped end part; two-way fixing force is formed through lateral extrusion of the mounting ring block and abutting of the top of the elastic sleeve piece, the piezoelectric sensor is firmly restrained in the containing cavity of the sleeve body female base and the locking male base, the sensor cannot deviate even if a swimmer performs large-amplitude limb actions such as paddling and turning around or is impacted by water flow, and the safety of the swimmer is guaranteed. The device always keeps close fit with the skin near the heart of the human body, provides a stable reference for ultrasonic propagation and signal acquisition, maintains the heart rate detection precision, and avoids detection errors or missing detection caused by a fit problem.

This invention relates to the field of public safety technology and discloses a method, system, robot, and medium for preventing drowning in robots. The method includes: acquiring single-beam sonar ranging data, binocular images, and robot pose data; initially screening stationary candidate targets, performing visual confirmation using binocular images, and detecting the target to be confirmed; performing geometric contour matching between the contour of the target to be confirmed and a pre-stored contour model, using an improved YOLO detection model to identify the visual features of the target to be confirmed, determining whether it is in a continuously stationary state based on the robot pose data, and recording the duration of continuous stationary state; generating a drowning prevention warning signal to issue a drowning prevention warning. This invention accurately identifies the target to be confirmed from the morphological and visual feature levels by using geometric contour matching and detection models, respectively, and provides a quantitative standard for drowning prevention warning by combining whether the target to be confirmed is in a continuously stationary state and the duration of continuous stationary state, thereby improving the efficiency of drowning prevention warning.

The utility model relates to the technical field of exercise and training clothes, and particularly discloses an anti-drowning exercise and training clothes which comprises a clothes body and sleeves fixedly connected to the two sides of the clothes body, the clothes body is provided with a floating structure, and the floating structure comprises a floating collar, an air bag arranged in the floating collar and a compressed air bottle arranged in the floating collar and used for supplying air to the air bag. The floating collar is arranged on the surface of the garment body around the collar, a pull rope used for opening the compressed air bottle is arranged at the end of the compressed air bottle and penetrates through the floating collar, and the sleeves comprise the first sleeve fixedly connected with the garment body and the second sleeve connected outside the first sleeve in a sleeving mode. The anti-drowning exercise and training clothes have the effect of effectively reducing the drowning risk of trainees.

The application relates to the technical field of visual detection, and discloses a drowning prevention early warning method and system based on visual detection, which comprises the following steps: acquiring a water surface video and generating an optical flow distribution map; separating a foreground motion region based on optical flow statistical characteristics; extracting reflection noise features for denoising treatment to obtain pure motion data flow; performing time-frequency and extreme value analysis on the pure motion data flow to determine preliminary signs of struggling behavior; performing displacement analysis on multiple frames of images to obtain abnormal behavior tracking results; accumulatively calculating a comprehensive score of a drowning event, and generating an early warning signal when the score exceeds a threshold value; and counting the number of receiving terminals, and triggering an event processing procedure when the number of receiving terminals meets a threshold value. The method can effectively suppress water surface reflection interference and realize high-reliability drowning prevention early warning.

The utility model belongs to the technical field of drowning prevention, and particularly relates to an anti-drowning emergency rescue alarm stand column which comprises an alarm stand column body, an anti-drowning monitoring assembly is arranged on the top of the alarm stand column body, an emergency rescue assembly is installed at the bottom of the alarm stand column body, and a light assembly is arranged on one side of the alarm stand column body. A warning flash lamp is installed on the other side of the warning stand column body, and a warning horn is arranged on the side of the warning flash lamp. The anti-drowning monitoring assembly comprises a camera body, the bottom of the camera body is fixedly connected with a camera rotating shaft, the bottom of the camera rotating shaft is connected with a rotating shaft base in a clamped mode, a movable ball is arranged in the rotating shaft base, and a device motor is arranged on the side of the rotating shaft base. According to the life buoy, the angle of the camera can be conveniently adjusted according to conditions, monitoring dead angles are reduced, and the life buoy can be conveniently disassembled.

This utility model relates to the field of drowning early warning and monitoring technology, specifically an integrated drowning prevention early warning and monitoring device. It includes a door mounted on a housing via a pivot. Inside the housing are an air switch, a smart power supply, and a control box. A speaker is located on the inside of the door. A projection light is mounted on the upper surface of the housing via a pan-tilt unit. A warning light and a bullet camera are also mounted on the top of the housing. This integrated drowning prevention early warning and monitoring device, through the bullet camera, monitors the dynamics of the swimming pool surface in real time, identifies drowning characteristics, generates an alarm signal, and transmits it to the control box. The control box then remotely controls the speaker to play pre-recorded drowning warning messages, drives the pan-tilt unit to rotate the projection light so that its light spot is precisely projected onto the drowning person's location, and the warning light emits a high-frequency flashing red light to alert nearby personnel and prompt rescue operations.

The utility model discloses a drowning prevention strap which comprises a second strap body, a first strap body and a third strap body, the third strap body is connected with the first strap body and the second strap body, a first air bag is arranged in the first strap body, and a second air bag is arranged in the second strap body. A first alarm buzzer and a first silica gel one-way air valve are positioned in the middle of the first strap body, and a first air valve body is installed at the lower end of the first strap body. According to the anti-drowning strap, the buzzing device can not only give an alarm to attract attention of passersby, but also can remind and wake up a flurry and coma drowning person, and the automatic inflation device and the manual inflation device adopt double insurance, so that the anti-drowning strap is higher in practicability, greatly increases the rescue probability of the drowning person, and is convenient to use. And compared with the traditional waistcoat and waistband design, the multifunctional waistband is more convenient to wear due to the adjustable length of the straps and the elasticity of the straps.

The invention discloses a swimming pool anti-drowning early warning system and method based on millimeter wave radar and vision fusion, and relates to the technical field of safety early warning. The system comprises a radar sensing unit, a visual identification unit and a central processing module. The radar sensing unit obtains basic motion parameters, micro-motion characteristic parameters and vital sign parameters of a target in a swimming pool in a non-contact mode through a millimeter wave radar, and abnormal analysis is carried out in combination with short-time and medium-time sliding windows to generate preliminary early warning. The visual identification unit is started after the radar sensing unit triggers the preliminary early warning, and target classification, attitude estimation and behavior analysis are carried out through a camera; the central processing module fuses radar and visual data, carries out multi-dimensional risk assessment and outputs graded early warning signals; according to the invention, all-weather, high-sensitivity and low-false-alarm drowning early warning is realized, graded response and intelligent rescue scheduling are supported, and the system is suitable for safety protection of deepwater places such as swimming pools and the like.

The utility model discloses an anti-drowning lifesaving waistband, relates to the field of lifesaving equipment, and provides the following technical scheme that the anti-drowning lifesaving waistband comprises a main body waistband, a detection box is installed at the back end of the main body waistband, a plurality of water blocking gaps are formed in the detection box, a trigger box is installed in the detection box, and the trigger box is connected with the main body waistband. A limiting groove is formed in the top face of the trigger box, and expansion rubber is arranged at the position, below the limiting groove, in the trigger box. Daily contacted water is isolated through the water-blocking gap, once a wearer falls into water, the main body waistband on the waist can be completely immersed into the water and is influenced by the pressure intensity of the water, and the water can penetrate through the water-blocking gap to enter the detection box, so that the inflation block is triggered, the inflation expansion of the air bag is completed, and the safety of the wearer is ensured. Compared with traditional manual triggering, the safety and applicability of automatic triggering after falling into water are higher.

This invention discloses an intelligent drowning detection system, method, and related equipment. It continuously detects audio data in a target aquatic environment using an acoustic sensing module, and then extracts the target audio using signal processing technology. The target audio includes audio segments within continuous time windows. An artificial intelligence processing module uses a pre-integrated deep learning model to perform drowning analysis on the audio segments, obtaining the drowning situation for each time window. A misjudgment processing module makes a drowning judgment based on the drowning situation within the continuous time windows, obtaining a drowning prediction result. The drowning prediction result includes confirmed drowning and no drowning. An alarm and rescue triggering module responds to a confirmed drowning prediction result by triggering an alarm and activating the drowning prevention device. This invention solves the problems of insufficient overall performance caused by the single function and simple judgment logic of existing technical solutions, and can be widely applied in the field of acoustic detection technology.

The invention belongs to the technical field of underwater rescue, and particularly relates to an air-water cooperative full-autonomous drowning prevention lifesaving method and system and a readable storage medium. According to the air-water cooperative full-autonomous drowning prevention lifesaving method, the fastest rescue mode is selected by planning the path of the water surface and the path of the flying life buoy at the same time, time is consumed, the problems that a traditional single rescue mode is poor in collaboration and low in efficiency are solved, and the rescue time is shortened to the maximum extent. The sensing information is used as the basis of path planning, intelligent path planning in a complex environment can be adapted, the time estimation efficiency is improved on the basis of improving the accuracy of time estimation, and the rescue time is further shortened.

1. Name of the product in this design: Lifebuoy (Flood Protector). 2. Purpose of this design: A lifebuoy used for rescuing people who have fallen into water. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. The top view has been shown in perspective view 1, and the bottom view has been shown in perspective view 2. The top and bottom views are omitted.

A kind of anti-drowning unmanned ship rescue system based on deep learning algorithm, the system transmits video data in real time through high-definition camera, control center server utilizes deep learning and image recognition technology to quickly identify drowning features, and sends alarm information and location to administrator and unmanned ship through wireless communication technology.The system can automatically start rescue program, calculate the optimal rescue path, continuously update location information, and perform remote rescue control when necessary.Unmanned ship approaches the drowning person according to the predetermined path, automatically throws lifesaving equipment according to environmental data and target location data, and sends safety recovery information after completing the rescue.During the entire rescue process, the system monitors in real time through high-definition camera and wireless communication technology, adjusts the rescue strategy and the action of unmanned ship as needed to ensure the efficient execution of rescue operation.

The application provides a drowning-prevention unmanned aerial vehicle rescue system and method based on a generative adversarial network algorithm, which comprises an unmanned aerial vehicle platform, a sensor module, an image processing module, a positioning module, a control module and a rescue execution module; the rescue unmanned aerial vehicle is mounted on the unmanned aerial vehicle platform; the sensor module, the image processing module, the control module and the rescue execution module are respectively installed on the rescue unmanned aerial vehicle; the sensor module is connected with the image processing module; the image processing module is connected with the control module, and the control module comprises a generative adversarial network; the rescue execution module is connected with the control module; when the unmanned aerial vehicle flies to a rescue site, the control module controls the rescue execution module to act, releases a rescue device and sends an alarm signal through a loudspeaker; the application combines the generative adversarial network (GAN) algorithm with the unmanned aerial vehicle technology, aims to improve the efficiency and accuracy of drowning rescue, and provides a new solution for guaranteeing the safety of people's lives.

The invention relates to the technical field of intelligent monitoring and safety early warning, and discloses a rural water area intelligent drowning prevention system based on wind-solar complementary power supply and multi-mode sensing, which comprises a wind-solar complementary power supply module, a multi-mode sensing module, an intelligent analysis and control center and an early warning and execution module, according to the system, the frequency of alternating current output by a wind driven generator is used for determining vibration of a rod body so as to compensate video jitter, the temperature of a back plate of a photovoltaic module is used for estimating the junction temperature of an image sensor so as to compensate image thermal noise, and the intelligent analysis and control center is used for analyzing the state of charge of a battery and a future energy obtaining prediction result. And dynamically adjusting the network structure complexity of the neural network model to balance the calculation performance and the system energy consumption. The technical problem of a field independent power supply monitoring system under environment interference and energy limitation is solved, the operation parameters of the power supply system are used for image quality correction, closed-loop self-adaption of energy and calculation load is achieved, and multi-dimensional data fusion and an active verification strategy are combined.

The invention discloses a non-blind area active anti-drowning monitoring and rescue system and method based on machine vision, and belongs to the technical field of anti-drowning monitoring and rescue. Comprising two core entity devices including a visual monitoring module and an intelligent rescue ship module, and each module is composed of specific hardware and forms a hardware structure for cooperative work. The visual monitoring module is erected above a water area and is in wireless communication connection with the intelligent rescue ship module on the water surface through the HC-05 Bluetooth module, the visual module is an instruction sending end, the ship module is an instruction receiving end, and meanwhile, the ship module transmits real-time position information of the ship module back to the visual module; a sensing-decision-execution-feedback hardware communication closed loop is formed, so that all-weather drowning monitoring, state recognition and automatic rescue of open water areas in the field are realized, and the drowning prevention rescue effect is improved.

The invention relates to the technical field of video recognition, and discloses a video recognition drowning prevention system for a swimming pool, which comprises a video acquisition module, an image preprocessing module, a target detection module, a behavior analysis module, an alarm module and a data storage and playback module. According to the video recognition anti-drowning system for the swimming pool, by adopting a lightweight YOLO target detection model and combining a multi-dimensional behavior analysis mechanism, drowning recognition with high real-time performance and high accuracy is achieved, the single-frame processing time of the system is smaller than 50 milliseconds, the real-time monitoring requirement is effectively met, and the system is suitable for popularization and application. The problems of slow response and high time sequence model delay of the conventional two-stage detector are solved; meanwhile, by comprehensively judging multiple indexes such as target static duration, head position, limb movement and motion trail, the recognition precision is remarkably improved, the average accuracy rate can reach 90% or above, missing report and false report are greatly reduced, and the method is particularly suitable for complex water surface environments and illumination changes.

The invention relates to a dynamic blurred image motion recognition method and system for fitness training. The method comprises the following steps: acquiring multi-angle video stream data of a fitness area and an affiliated water area, and performing reflection removal and water wave dynamic suppression preprocessing to obtain an adaptive video stream; inputting a posture recognition model to obtain a human body posture key point and multi-target tracking data, analyzing an instrument state change sequence to obtain an interaction state detection threshold, and combining the two to input an action anomaly classification model to output an anomaly type label; and extracting corresponding risk data, calculating abnormal static and coma event probabilities, and integrating multi-source data to generate a comprehensive risk assessment report containing risk types, probabilities, influence ranges and disposal suggestions. By adopting the method, the defects of manual supervision can be overcome, the multi-scene requirements of fitness area instrument safety and auxiliary water area drowning protection are met, and the intelligence and comprehensiveness of fitness place safety protection are improved.