12results about How to "Protect life" patented technology

The invention relates to a dangerous rock mass automatic cutting and accurate model construction method based on point cloud data, and belongs to the field of dangerous rock mass segmentation and three-dimensional model construction. According to the method, the point cloud data obtained by the unmanned aerial vehicle and the inclination angle information of the joint surface are combined, the automatic method capable of achieving accurate segmentation of the joint surface of the dangerous rock mass and generating the accurate model is provided, and the real joint surface in the accurate model of the dangerous rock mass is a curved surface grid. The method aims at improving the modeling efficiency and accuracy of the three-dimensional model of the dangerous rock body, and complexity and errors caused by manual segmentation are avoided; the method can overcome the problem that a dangerous rock body model is inaccurate due to traditional plane structural plane cutting, and the accurate model can make statics analysis and dynamics research on the dangerous rock body more accurate, so that a guarantee is provided for the dangerous rock body to possibly bring human life and property safety risks.

The utility model belongs to the technical field of medical rescue equipment, and particularly relates to a plateau pressurizing medical emergency ambulance which comprises a chassis, an equipment cabin, a pressurizing cabin, a pressurizing module, an oxygen supply module, a medical emergency module and a function guarantee module. The equipment compartment is arranged on the rear side of a cab of the ambulance; the pressurizing cabin is located on the rear side of the equipment cabin and comprises a shell, a heat preservation layer and a damp-proof layer. The pressurizing module comprises a pressurizing host and a gas storage tank; the pressurizing module is used for generating and storing compressed air and conveying the compressed air into the pressurizing cabin. The oxygen supply module comprises an oxygen generator and an oxygen supply terminal; and the oxygen generator is arranged in the pressurizing cabin and is connected with the oxygen supply terminal through a pipeline. And the medical first-aid module is accommodated in the pressurizing cabin. And the function guarantee modules are respectively arranged in the pressurization cabin and the equipment cabin and are used for providing power application, environment control, communication and environment illumination guarantee. The utility model aims to solve the problems of poor cross-country ability, poor comfort and single guarantee function of the existing guarantee equipment.

The present invention discloses a digital twin system and method for farmland waterlogging disasters, and relates to the technical field of data analysis and processing. The present invention obtains geographic data of a specific agricultural production area, data of existing farmland flood control and drainage projects, and observation data such as precipitation and runoff in the environment where the basin is located, integrates general hydrological and hydrodynamic models, crop waterlogging models, etc. to form a farmland waterlogging disaster analysis model, and then combines real-time environmental observation data such as rainfall and channel runoff with the analysis model; a digital twin method is used to establish a digital twin model of agricultural waterlogging disasters at the basin-field scale, and real-time environmental observation data is brought into the digital twin model of agricultural waterlogging disasters at the basin-field scale to generate agricultural flood disaster warning signals, which can minimize the impact of disasters, reduce social and economic losses, and protect people's lives and property.

The invention discloses a CT-guided positioning angle measuring device, and relates to the field of CT. According to the technical scheme, the CT-guided positioning angle measuring device comprises a base, a vertical frame, an angle measuring plate and a measuring rod; the lower end of the vertical frame is fixed on the base; the upper end of the vertical frame is fixed with the angle measuring plate; the measuring rod is located on the angle measuring plate, the inner end of the measuring rod is hinged to the angle measuring plate, the measuring rod swings on the plate face of the angle measuring plate, the angle measuring plate is provided with angle scales with the hinged position of the measuring rod as the circle center, the measuring rod is provided with two laser lamp emitters, and the two laser lamp emitters are arranged on the measuring rod. And the laser light emitter is vertically arranged relative to the angle measuring plate. Through the cooperation of the angle measuring plate, the measuring rod and the laser lamp, the needle inserting angle of the puncture needle can be accurately measured, the operation time is effectively shortened, and the safety risk of a patient in the operation process is reduced.

This invention discloses a vehicle control method, computer device, and storage medium based on the detection of entities left behind in the vehicle. The invention includes steps such as obtaining a detection image of the vehicle's interior space while the driver is away from the vehicle, identifying entities left behind in the detection image, and controlling vehicle components to perform protective actions against the entities when the type information of the left-behind entities meets preset conditions. By analyzing the type information of entities left behind in the vehicle's interior space while the driver is away, and controlling vehicle components to perform protective actions against the entities when the type information meets preset conditions, this invention can automatically protect entities left behind even if the driver negligently fails to remove them from the vehicle. This protects the life or property of the left-behind entities without requiring the driver to return to the vehicle, providing convenience for the driver. This invention has wide applications in the field of automotive technology.

The present application relates to a kind of reentry atmosphere spacecraft safety landing system, comprising: spacecraft on-board system software is configured to detect the power output of spacecraft flight power system, and when detecting no power output, first signal is continuously sent to landing intelligent system;Landing intelligent system is connected with the spacecraft on-board system software communication, and is configured to perform the following actions: receive first signal and time, when the duration of no power output reaches first duration, enter emergency rescue mode, send rescue information and spacecraft positioning information, and when the duration of no power output reaches second duration, start physical self-help system, second duration is greater than first duration;And ground emergency command control center is configured to perform the following actions: after receiving rescue signal and the positioning information of spacecraft, start unmanned aerial vehicle system to find spacecraft according to positioning information.The safe recovery of spacecraft can be realized by the system.

The utility model discloses an explosion-proof vehicle for detecting hazardous gases, which comprises an explosion-proof vehicle main body and a detection device, the top of the explosion-proof vehicle main body is movably provided with the detection device, the detection device comprises an independent mobile power supply, a main machine body and a gas monitoring sensor, one side of the main machine body is fixedly provided with an Internet of Things antenna, and the other side of the main machine body is provided with a gas monitoring sensor. A processor, a GPS module and a control module are fixedly installed in the main machine body, a display module is fixedly installed on the front side face of the main machine body, and an alarm is fixedly installed on the top face of the main machine body. And life and property can be guaranteed more safely.

The invention provides a gas detection sound-light alarm device and an alarm state identification method, and relates to the technical field of industrial gas detection.The device comprises a detector host module, a safety barrier module and a sensor sensing component which are arranged in a detector explosion-proof cavity, and a sound-light alarm module assembled outside the detector explosion-proof cavity; the detector host module is electrically connected with the sensor sensing part and the safety barrier module, and the safety barrier module is electrically connected with the sound-light alarm module through a two-wire system. And when the detected gas concentration information reaches a preset alarm threshold value, or the sensor sensing part has a fault and the detection is out of range, the detector host module synchronously realizes power supply on-off and parameter configuration signal transmission to the sound-light alarm module through the safety barrier module. The device has the advantages of low wiring and intrinsic safety cost, compact size, safe and reliable driving scheme and the like, can be widely applied to gas detector alarm devices, and guarantees the safety of personnel life and production equipment.

The anti-skid device comprises a main support, a limiting block, an induction blocking piece, a protection plate, a telescopic spring, a groove, a baffle and a supporting column A are arranged in the front portion of the main support, and an air blower is arranged on one side of the rear portion of the main support; a telescopic rod A and a telescopic rod B are arranged in front of and behind the main support, the telescopic rod A is located on the lower portion of the protection plate, a supporting frame is arranged at the lower end of the telescopic rod A, a plurality of wheel carriers are arranged on the lower portion of the supporting frame, and each wheel carrier comprises a pressure reduction supporting frame, a roller A, a buffering support, a conical surface anti-collision stop block and an ice breaking conical head. The lower end of the telescopic rod B is provided with a supporting rod and a shock absorber, the lower end of the supporting rod is provided with a triangular heat storage box, the heat storage box is arranged on the lower portions of three slopes, and the upper portion of the rear slope of the heat storage box is provided with a three-way tail gas pipe, a smoke exhaust outlet and a gas guide pipe. The anti-skid device for the vehicle in the ice, snow and rain weather can timely deal with the driving problem in the snow and rain weather so as to avoid accidents, so that the driving is safer in the snow and rain weather, and the anti-skid device has very high practical value and popularization value.

The invention provides a pipeline system capable of realizing multiple blood treatment modes, which comprises a plurality of pipes, and the plurality of pipes form a blood passage and a liquid medicine passage; the blood passage comprises a blood sampling basic tube and a blood return basic tube; the liquid medicine channel comprises a waste liquid basic tube and a plurality of liquid medicine basic tubes used for being connected with an external treatment device or a blood channel. Various liquid flow paths can be formed to correspond to various treatment modes by adjusting the connection relation and the conduction condition of the pipes. The liquid medicine channel in the pipeline system has multiple communication paths, liquid flow paths of multiple blood treatment modes can be achieved by switching the communication conditions of the multiple pipes, the treatment requirements of the multiple blood treatment modes can be met by installing the pipeline system on blood treatment equipment, pipeline installation errors are reduced, and the treatment efficiency is improved. The pipeline installation operation is simple and convenient, and the use convenience is improved; when the blood treatment mode of the same patient needs to be changed, the pipeline does not need to be changed, and only the conduction condition of the pipeline needs to be switched.

The invention provides a steel structure installation operation platform and a control method. According to the operation platform, a steel column is arranged in the height direction of a to-be-installed steel structure, and a magnet fixing body extending in the axial direction is arranged in the column body. And the platform body is arranged on the steel column in a sleeving manner and is provided with a holding mechanism which can be controlled to hold or loosen the steel column. A fixed part of the mechanical slow descending device is fixedly connected above the platform body, a movable part of the mechanical slow descending device acts on the steel column, and constant resistance is provided when the platform body descends relative to the steel column. And the electromagnetic speed control device is mounted on the platform body, comprises an electromagnet and can be controlled to generate variable magnetic force acting on the fixed magnet. The wind speed sensor and the laser sensor are fixedly installed on the platform body and are in communication connection with the electromagnetic speed control device; the electromagnetic speed control device adjusts the variable magnetic force according to the wind speed value and the height value, and the descending speed of the platform body is controlled. By means of the operation platform, the installation work of the steel structure can be more efficient and safer.

The embodiment of the invention discloses a heart disease prediction model generation method. The method may include a step of acquiring a plurality of electrocardiogram data and a step of generating a model for predicting a heart disease based on the plurality of electrocardiogram data.