33results about How to "Avoid drowning accidents" patented technology

The invention relates to a drowning prevention identification method based on a mode identification and fingerprint matching and positioning algorithm. The method is used for recuing simmers when the simmers are drowning, and comprises the following steps: S1, building a fingerprint database; S2, obtaining motion video of the swimmers by cameras which are arranged around the swimmers; S3, analyzing the motion video of the simmers and judging whether the swimmers are drowning or not, positioning the swimmers if the swimmers are drowning, analyzing the subsequently-obtained motion video of the swimmers if the swimmers are not drowning; S4, determining the positions of the swimmers by using a fingerprint matching and positioning algorithm through wifi modules which are worn by the swimmers and a fingerprint database.

A waterborne alarm device and an application method thereof are disclosed. The device comprises an infrared sensor located on a shoreside and a grating sensor located in the water. Signal output terminals of the infrared sensor and the grating sensor are connected to a signal input terminal of a microcontroller 1 respectively. A signal output terminal of the microcontroller 1 is connected to a signal input terminal of a voice alarm module and a microcontroller 2 located on a guard room alarm. The signal output terminal of the microcontroller 1 is connected to a microcontroller 3 located on a lifesaving appliance on a water surface. When a person is close to a lakeside, arrives at a dangerous distance and does not fall into the lake, the voice alarm module carries out voice early warning. If a tourist accidentally falls into the water, a shoreside microcontroller 1 simultaneously transmits a signal to the guard room alarm and an intelligent lifesaving appliance in the water; the guard room alarm rings and simultaneously the lifesaving appliance is started so as to realize that the shoreside alarm rings, the lifesaving appliance in the water is started and overboard personnel can be rescued in a gold rescue time period. The device and the method of the invention possess characteristics of convenience, easy realization and high reliability.

The invention discloses a safe swimming system which comprises a carrying device and a mobile terminal connected with the carrying device through a wireless communication module. The carrying device comprises a sensor module and a first microprocessor module. The first microprocessor module processes data detected by the sensor module, and the data are converted into signals to be transmitted to the mobile terminal through the wireless communication module. The mobile terminal comprises a central processor module, UI displaying module, a user body state judging module and a wireless communication receiving module. The safe swimming system has the advantages of being simple in structure, convenient to use and high in reliability, drowning accidents can be avoided, a dabbler gives out salvation signals quickly, conveniently and autonomously, a drowning position is accurately located in an intelligent mode, a lifeguard saves a drowner quickly, meanwhile, self helping can be carried out during a lift-saving process, operation of the lifeguard or other personnel is of no need, and safety, easiness and effectiveness are achieved.

The invention discloses a wrist wear type automatic inflation buoyancy life-saving ball. The wrist wear type automatic inflation buoyancy life-saving ball comprises a wrist band, an air bottle and an inflation air bag. A main shell is arranged on the outer side of the wrist band. An installing hole is formed in the main shell in the length direction of the main shell. One end of the installing hole is connected with an air bottle opening of the air bottle. An ejector pin capable of moving in the length direction of the installing hole is sleeved with the installing hole. The end, close to the air bottle, of the ejector pin is provided with a pin tip for puncturing a close cover of the air bottle. The end, located on the pin tip, of the installing hole is provided with an air outlet, and the air outlet is communicated with an outlet of the air bottle and communicated with the inflation air bag through an air pipe. The pin tip of the ejector pin is sleeved with a reset spring, when the reset spring is in an initial state, the pin tip is located in the station making no contact with the close cover of the air bottle, and when the reset spring is located in a compression state, the pin tip is located in the station where the close cover of the air bottle can be punctured. The wrist wear type automatic inflation buoyancy life-saving ball is simple in structure and convenient to operate and carry, the defect that traditional life-saving equipment is heavy is effectively overcome, and risks of water activities are effectively reduced.

The invention belongs to the technical field of unmanned boats and particularly discloses an amphibious unmanned surveying and mapping boat. The amphibious unmanned surveying and mapping boat comprises a boat body, wherein the boat body is provided with a control cabinet; a water-jet propeller is arranged at the tail of the boat body; a front wheel system and a rear wheel system are arranged at the bottom of the boat body; a sonar is arranged at the front end of the bottom surface of the boat body; the front wheel system comprises a front wheel support; one end of the front wheel support is rotationally connected with the bottom of the boat body; front rollers are rotationally connected to two sides of the other end of the front wheel support; the rear wheel system comprises a rear wheel support; one end of the rear wheel support is rotationally connected with the bottom of the boat body; rear rollers are rotationally connected to two sides of the other end of the rear wheel support; hydraulic telescopic cylinders are hinged to the front wheel support and the rear wheel support; the bottoms of the hydraulic telescopic oil cylinders are rotationally connected with the bottom surfaceof the boat body; a front wheel system recovering cavity matched with the front wheel system is formed in the front end of the bottom surface of the boat body; a rear wheel system recovering cavity matched with the rear wheel system is formed in the rear end of the bottom surface of the boat body. The amphibious unmanned surveying and mapping boat is simple in structure and reasonable in design,and can finish the marine surveying and mapping task under the condition of no manual intervention.

The invention discloses a near-drowning alarm system. The near-drowning alarm system comprises a ring type transmitter, a remote control receiver, an alarming device and an electronic positioning detector, wherein the ring type transmitter is worn on a finger of a swimmer and is used for generating and transmitting a wireless distress signal; the remote control receiver is used for receiving the wireless distress signal transmitted by the ring type transmitter; the remote control receiver is connected with the alarming device and the electronic positioning detector respectively; the alarming device is used for transmitting a distress call and alarming sound according to a function instruction signal output by the remote control receiver; the electronic positioning detector is used for solving according to an alarming signal transmitted by the remote control receiver and positioning a near-drowning signal source point. The near-drowning alarm system provided by the invention is simple in structure, convenient to use and high in reliability; a near-drowning accident can be prevented from occurring and a salvation signal is transmitted by a dabbler rapidly, conveniently and automatically; an intelligent manner is used for positioning a near-drowning position accurately so that a lifeguard can save a drowner rapidly, and the near-drowning alarm system has a very high practical value and is worthy of being popularized.

The invention discloses a bathing beach, comprising a water layer and a bottom layer. In the water layer a treading layer is set and the treading layer is set on the pile fixed at the bottom of water. The treading layer can also be set on the cordelle fixed at the bottom of water or the suspending rope connected with the float on the water surface. At the lower end of said cordelle an anchor is set. The invention is provided with low cost, no pollution of water quality, safety, no constraint of water and convenience movement. It has a wide developing and applying value.

The invention discloses a lifting barrel operation safety comprehensive protection system and a protection method thereof. The system comprises an onboard detecting subsystem, a wireless transmission subsystem, a ground protection subsystem and a remote monitoring subsystem connected in sequence. Meanwhile, the invention further discloses a monitoring method of lifting barrel lifting process motion parameters based on the lifting barrel operation safety comprehensive protection system, an obstacle detecting method and a rope looseness fault direct detecting method for obtaining real-time speed, posture and position of a lifting barrel in the operation process, actively detecting the conditions of an obstacle below the lifting barrel and directly detecting if the lifting barrel generates the rope looseness fault. The system can enable ground operators and remote managers to comprehensively master all operation parameters of the lifting barrel, can give an alarm at the beginning of accidents, and automatically adopts necessary protection measures to comprehensively guarantee safe operation of the lifting barrel.

The invention discloses an intelligent water life saving apparatus and relates to the technical field of water life saving equipment. The intelligent water life saving apparatus comprises a safety belt, wherein the safety belt is composed of two air storage bags, namely a front air storage bag and a rear air storage bag; two straps are symmetrically above the safety belt; one sides of the two airstorage bags are fixedly connected through an elastic cloth strip; the other sides of the two air storage bags are connected with an air charge control device which is mounted on the safety belt; theair charge control device is communicated with the front air storage bag and the rear air storage bag respectively; the air charge control device is composed of an air generator and a life saving control system; the air generator comprises an air compression tank and an air triggering device; a compressed inert gas is stored inside the air compression tank; and the air compression tank is communicated with the two air storage bags through the air triggering device respectively. By adopting the life saving apparatus, the air storage bags are charged with air through the air charge control device according to acquired practical environment information, the safety belt can be rapidly expanded to ensure that a user can float up, and then drowning accidents can be avoided.

The invention discloses a bucket rope looseness fault detection method based on a comprehensive protection system of bucket running safety. The four main parts of an onboard detection sub-system, a wireless transmission sub-system, a ground protection sub-system and a remote monitoring sub-system are included; the onboard detection sub-system and the wireless transmission sub-system are connected and perform data transmission through a wireless network; the wireless transmission sub-system and the ground protection sub-system are connected and perform data transmission through an optical fiber cable; the ground protection sub-system and the remote monitoring sub-system are connected and perform data transmission through the Internet; and by means of the bucket rope looseness fault detection method, whether a rope looseness fault happens to a bucket or not can be directly detected by means of the real-time speed, posture and position in the bucket running process. By means of the system, ground operation personnel and remote management personnel can comprehensively know about various parameters of bucket running, an alarm can be given out at the early stage of an accident, essential protection measures are automatically taken, and therefore safe running of the bucket can be guaranteed comprehensively.

A swim ring with a safety belt comprises a swim ring which is a cylindrical annular body floatable on water surface, a swim ring tying belt with one end sewed with a swim ring tying belt adjusting buckle and the other end folded and sewed into a waist tying belt eyelet, and a waist tying belt with one end sewed with a waist tying belt male inserting buckle and the other end sleeved by a waist tying belt female inserting buckle and the center provided with a waist tying belt adjusting buckle. The swim ring tying belt is encircled between the inner ring and the outer ring of the swim ring, the end sewed into the waist tying belt eyelet of the swim ring tying belt passes through the swim ring tying belt adjusting buckle at the other end of the swim ring tying belt and is frapped, so that the swim ring tying belt is tightly coiled on the swim ring. One end of the waist tying belt passes through the end sewed into the waist tying belt eyelet of the swim ring tying belt. The swim ring with the safety belt helps to avoid drowning accidents caused by slipping of a human body from the swim ring to water, and has a simple structure.

The invention relates to a water area safety system and a water area lifesaving method. The water area safety system comprises a monitoring device used for collecting monitoring information of a monitored water area and recognizing whether a person to be rescued exists in the monitored water area or not, and when it is recognized that the person to be rescued exists in the monitored water area, the position of the person to be rescued is determined; the danger level of the person to be rescued is judged according to the position information of the person to be rescued, and specific information corresponding to the danger level is transmitted to a control center; the control center is used for receiving the specific information transmitted by the monitoring device and generating a corresponding control instruction according to the specific information, and the execution device is used for receiving the control instruction sent by the control center and executing corresponding rescue operation according to the control instruction. The shoreside video monitoring network is established, the position of a person falling into water is calculated through each monitoring device, and the control center controls the broadcasting system and the power lifeboat to execute related operations, so that the safety of a water area is greatly improved, and drowning accidents are avoided to the greatest extent.

The invention provides a swimming headband that can alarm. The head end of the headband is provided with an LED flash light and a sounder. When the water submerges the headband for several seconds, the sensor in the headband will The LED flash light is triggered to flash, and the sounder emits a sound at the same time to remind others around to notice that they are submerged in time, so as to prevent the occurrence of drowning accidents.

The invention discloses an automatic rotating platform device for inspection and maintenance of an intelligent irrigation reservoir, and relates to the technical field of water conservancy irrigation equipment. The device comprises an irrigation reservoir, wherein annular upper guide rails are fixed to the outer side and the inner wall of the upper end of the irrigation reservoir. Through mutual cooperation of a threaded shaft rod, a lifting mechanism and a lifting sliding block, the device can avoid climbing of passersby, drowning accidents and unnecessary legal disputes, and the safety coefficient of the device is improved; through mutual cooperation of the annular upper guide rails, annular lower guide rails and a horizontal rotating mechanism, when a worker checks and maintains the reservoir, the maintenance efficiency of the reservoir is improved; and through mutual cooperation of an aisle protection plate, an anti-falling guardrail and an anti-falling mechanism, when the reservoir is overhauled by the worker, safety protection can be provided for the worker, an anti-skid device is prevented from being opened accidentally, and potential safety hazards during maintenance are eliminated.

The invention discloses an urban tunnel ponding monitoring system and monitoring method based on UHF RFID passive tags. The system comprises a background master station and an ponding monitoring device, wherein the background master station and the ponding monitoring device are in communication connection through a 5G public communication network; the ponding monitoring device comprises a passive water depth monitoring scale, a reader-writer, a controller, a warning handrail and a camera; a plurality of UHF RFID passive tags are arranged on the passive water depth monitoring scale in an array mode and pasted to the side wall of the middle section of an urban tunnel; the reader-writer is fixedly arranged at the top of the middle section of the urban tunnel close to the passive water depth monitoring scale; when the urban tunnel ponding monitoring system works, the reader-writer communicates with the UHF RFID passive tag through RF space electromagnetic field coupling, when ponding exists in an urban tunnel, the UHF RFID passive tag arranged on the passive water depth monitoring scale at a lower position is submerged by the ponding, at the moment, normal communication cannot be performed between the reader-writer and the UHF RFID passive tag submerged by the ponding, therefore, ponding in the tunnel can be judged, the ponding depth is calculated, and an alarm is given.

The invention relates to the technical field of child protection facilities, and discloses a child safety protection facility which comprises a protective garment and protective trousers, mesh bags are fixedly installed at elbows of sleeves on the two sides of the protective garment respectively, elastic bands are fixedly connected to the two sides of each mesh bag respectively, and a locking piece is fixedly installed in the middle of the front face of the protective garment. According to the invention, through a sound box, an alarm, a locking piece, a positioner worn on the body of a child and a tracker worn on the body of a guardian, when the locking piece and the positioner are illegally opened and exceed the range of the tracker, the alarm is capable of giving out alarm, meanwhile, the sound box can play help-seeking phrases, and the tracker is reminded to warn the guardian to track in time; in addition, the guardian can hear sounds around the child through a loudspeaker through arecorder in the sound box, subsequent searching is facilitated, the child is effectively prevented from being lost, meanwhile, the facility can be used as daily clothes after being detached, and thesafety and reliability of the facility are improved.

The invention discloses shipwreck alarm buoy equipment arranged on a ship. A box body is included. An empty bin is arranged in the box body; a ship body rollover sensing mechanism is arranged in the empty bin; the box body rollover sensing mechanism is provided with a rotating shaft fixedly connected with an inner wall of a rear side of the empty bin; a swing block is rotatably connected to the rotating shaft; two supporting blocks are fixedly connected to the inner walls of a left side and a right side of the empty bin; and the two supporting blocks are in bilateral symmetry with a center line of the empty bin as a center. The invention relates to safety equipment hung on a ship. The equipment does not react in a small-wind and small-wave running process of the ship; and when the ship encounters extremely severe weather and is knocked over by waves, the equipment can take a series of emergency response measures, automatically send a help seeking signal to a sea police, automatically emerge from the sea surface, raise a warning lamp to attract the attention of rescuers, put down an anchor to be always fixed with the position of a sunken ship, float on the sea surface and provide ahandrail for people falling into water so that drowning accidents are prevented.