82results about How to "Reduce risky situations" patented technology

The invention discloses a vehicle navigation system with the high safety and a guiding method thereof. The vehicle navigation system comprises a real-time data collection unit, a data processing unit, a navigation map storage unit and an output reminding unit; the data processing unit receives real-time data collected by the real-time data collection unit, the real-time data is matched with map data provided by the navigation map storage unit after being processed, and then guiding information is output by the output reminding unit. Accordingly, the driving safety is promoted through sensor recognition results, sensors comprise a high-precision map, a binocular camera and a radar, the characteristics of all the sensors are combined, targeted screening and filtering are conducted, and after the results are integrated, the safety guiding information is output.

The invention relates to the field of driving safety, in particular to a method for stopping vehicle downhill neutral sliding. The method for stopping vehicle downhill neutral sliding, disclosed by the invention, detects a vehicle in real time to obtain a state of the vehicle; and the state includes a state A-a neutral state, a state B-altitude falling, and a state C-vehicle speed increased and higher than a set limit value v. Then, the method judges if the state of the vehicle is the state A or the state B and if the state lasting time exceeds a set limit value t; if so, the warning prompt and/or the brake device triggering are performed; if not, the method judges if the vehicle state is the state A or the state C and if the state lasting time exceeds a set limit value t; if so, the warning prompt and/or the brake device triggering are performed; and if not, the state of the vehicle is continuously detected. The method can prevent the vehicle downhill neutral sliding, so that the generation of dangers is prevented, the driving safety is improved, the method is simple and feasible, and the cost is low.

A system is presented to prevent harm to occupants of unattended vehicles in warm weather due to the greenhouse effect by circulating ambient air through the vehicle using the blower from the vehicle's air conditioning system powered by a solar cell array and rechargeable batteries, with a thermometer controller to engage and shut off the system at preset high and low temperatures, situated in a recessed area on the roof to minimize drag when the vehicle is moving and avoid detracting from the appearance of the vehicle.

The invention relates to an intelligent water pipeline leakage detection alarm and protection device and a work method of the same. The alarm and protection device comprises an emitter and a receiver receiving an emitter signal, wherein the emitter is formed by a signal processing module connected with a water leakage sensor and an emitting end wireless module connected with the signal processing module; the receiver is formed by a receiving end wireless module, a main processing module connected with the receiving end wireless module; and the main processing module controls a water pipe electric valve via a driving circuit. With the application of wireless technology, a tap water valve can be closed via timely and accurate wireless transmission when a pipeline water leakage condition is detected; and a short message is sent to a user and informs the user of the water leakage, so intelligent alarm can be achieved and water leakage can be timely controlled.

The invention relates to a big data-based infusion bottle liquid change sequence recommendation method and system. The method comprises the steps of carrying out the semantic segmentation of infusion bottle images collected in real time through employing a DNN network in a neural network, accurately segmenting the original images of infusion bottles, carrying out the detection of a liquid level surface boundary which can represent the infusion progress in the original images of the infusion bottles, calculating remaining time required for infusion of the infusion bottles by using the descending height of the liquid level surface interface within the set time interval, and performing sequencing according to the length of the remaining time required for infusion of the infusion bottles, which is equivalent to sequencing of emergency degrees of liquid change according to the real infusion progress of patients on each bed. Nurses can timely master the infusion progress of each sickbed, so that the liquid changing efficiency is effectively improved. In addition, the patients do not need to continuously pay attention to the infusion progress, manpower resource consumption is reduced, and dangerous situations caused by untimely calling are reduced.

Temporary guardrail equipment for road rescue according to the invention comprises a shell, a power deceleration strip cavity is formed in the shell, a guardrail rotating shell extending into the power deceleration strip cavity is rotatably arranged at the upper end of the shell, and a guardrail unfolding cavity is formed in the guardrail rotating shell. According to the equipment, guardrail deceleration strip equipment is integrated, thereby facilitating carrying. Meanwhile, when the equipment is unfolded, redundant operation is not needed, guardrail unfolding is quite convenient, guardrail unfolding is rapid and convenient, the angle of the guardrail can be adjusted, and therefore vehicles on a road can be guided, temporary deceleration strips can be rapidly arranged, and secondary accidents caused by the fact that the passing speed of the vehicles is too high are prevented; in addition, the deceleration strip can be automatically connected, stretched out and pulled back as long as the deceleration strip stands on the spot, so that the dangerous situation is reduced, the working efficiency is high, and the integration degree is high.

The invention relates to a use registration supervision system for hazardous chemical substances. The use registration supervision system comprises hazardous chemical substance use registration equipment and a hazardous chemical substance monitoring device, wherein the hazardous chemical substance monitoring device is fixed on a container containing the hazardous chemical substances, and a wireless radio-frequency signal is emitted to the hazardous chemical substance use registration equipment when a use state detection module of the hazardous chemical substance monitoring device detects thatthe hazardous chemical substance monitoring device is in a use state; and the hazardous chemical substance use registration equipment is used for the names and use time of the hazardous chemical substances bound to the hazardous chemical substance monitoring device and controlling a voice module to broadcast corresponding prompt voice when identity information of a user is not recorded or the recorded user does not have user permission of the hazardous chemical substances. The use registration supervision system has the beneficial effects that the names and use time of the hazardous chemical substances bound to the hazardous chemical substance monitoring device can be recorded in use, the use state of the container containing the hazardous chemical substances can be effectively monitored,and the prompt voice is broadcasted for reminding the user of standard operation while detecting that the user is not registered, does not pass identity authentication or uses the hazardous chemical substance out of the use permission of the user, so that the hazardous conditions are reduced.

The invention discloses a high-temperature-resistant foam pouring cup and a processing technology thereof, and belongs to the field of lost foam casting. The pouring cup is made of foam and comprisesa pouring cup body and a pouring channel connected to the lower portion of the pouring cup body, and the cross section area of the pouring cup body is larger than that of the pouring channel. A clothfilm seal is attached to an inlet of the pouring cup, and the outer wall of the pouring cup is coated with a high-temperature-resistant layer. The outer wall of the foam pouring cup is coated with thehigh-temperature-resistant layer, the pouring cup is made of foam, and the high-temperature-resistant layer can be better bonded to the outer wall of the pouring cup so that the problem of cracking due to molten iron pouring can be solved, the price of materials for preparing the high-temperature-resistant layer is low, and the production cost is reduced; and the shape of the pouring cup is improved so that molten iron can be prevented from swirling and splashing in the pouring cup during molten iron pouring, and potential safety hazards are reduced.

The invention discloses an energy leakage detection system and method, equipment and a medium. The system comprises a temperature sensor, a humidity sensor, an energy detector, a processor and a pipeline shutoff valve; the temperature sensor is used for detecting the temperature of the environment outside a pipeline; the humidity sensor is used for detecting the humidity of the environment outside the pipeline; the energy detector is used for detecting the energy concentration of the environment outside the pipeline; the processor is used for acquiring temperature correction data corresponding to the temperature and acquiring humidity correction data corresponding to the humidity, correcting the energy concentration by using the temperature correction data and the humidity correction data to obtain an actual concentration, and determining a detection result of the energy leakage based on the actual concentration; and the pipeline shutoff valve is used for shutting off a pipeline when the detection result indicates that the energy leakage exists. The actual concentration is obtained after correction of the correction data, the accuracy of the detection result determined based on the actual concentration is higher, the pipeline is shut off under the condition that energy leakage exists, and the probability of dangerous situations is further reduced.

The invention provides a kitchen waste processor capable of adsorbing and separating metal. The kitchen waste processor capable of adsorbing and separating metal comprises a shell, a motor, a grindingassembly, a grinding cavity upper cover, a connecting rubber sleeve, and a connecting assembly, wherein the motor is fixedly mounted within the shell, and an output shaft of the motor extends above the shell; the grinding assembly is mounted on the top of the shell, and the output shaft of the motor is connected to the grinding assembly; the grinding cavity upper cover is fixedly mounted at the top of the grinding assembly; the connecting rubber sleeve is placed at the top of the grinding cavity upper cover; and the connecting assembly sleeves the outer side of the grinding cavity upper cover, and the connecting rubber sleeve is located in the connecting assembly. The kitchen waste processor capable of adsorbing and separating metal has the advantages of being convenient to use, simple tooperate and capable of adsorbing metal objects in kitchen waste.

The invention provides an excavator hydraulic system, an excavator and an excavator control method, and relates to the technical field of engineering machinery. The excavator hydraulic system comprises an oil supply assembly, a rotary motor, a boom cylinder, a detection assembly and a controller, wherein the oil supply assembly communicates with the rotary motor and the boom cylinder respectively;the detection assembly is used for detecting whether a piston rod of the boom cylinder moves to the highest position or not and transmitting a detection signal to the controller; and the controller is used for controlling the oil supply amount of the oil supply assembly to the rotary motor according to the detection signal. According to the excavator hydraulic system, the technical problem that the compound actions of an excavator are not coordinated in the related art is solved.