16results about How to "Reduce security impact" patented technology

The invention relates to the technical field of ship lock slope monitoring, in particular to a ship lock slope displacement monitoring and early warning method and system based on hull operation influence. The method comprises the following steps: carrying out ship lock slope multi-source data real-time acquisition on ship lock slope area nodes to obtain real-time ship lock slope multi-source displacement factor data; ship lock slope displacement prediction processing is carried out based on the real-time ship lock slope multi-source displacement factor data, and ship lock slope displacement prediction data is generated; based on the ship lock slope displacement prediction data, time sequence space evolution trend analysis and time sequence space evolution trend analysis of ship lock slope displacement are carried out, and space-time evolution ship lock slope deformation data are generated; and performing ship lock slope displacement monitoring and early warning state evaluation processing based on the space-time evolution ship lock slope deformation data to generate ship lock slope displacement monitoring and early warning state evaluation data. According to the ship lock slope displacement monitoring system and method, accurate monitoring of ship lock slope displacement is achieved by analyzing multiple factors related to the ship lock slope.

The invention relates to the technical field of automobile metal part drilling machining, in particular to an automobile steering knuckle drilling pre-machining machine tool. The automobile steering knuckle machining equipment comprises an installation machine base, a drilling device, a tool clamp and a control system, the drilling device and the tool clamp are installed on the installation machine base and are important components of the equipment, and preprocessing of an automobile steering knuckle is achieved; the control system comprises a hydraulic system, a pneumatic control system, a cutting fluid circulating system, a lubricating system, a chip removal system and an electric control system. The drilling device, the tool clamp, the material pressing device, the control device and other functional components are efficiently matched, the efficiency of automobile steering knuckle drilling pre-machining is remarkably improved, through precise movement of the drilling device, stable fixation of the tool clamp and the material pressing device and continuous lubrication of the lubricating device, high precision of the machining process is guaranteed, and the machining efficiency is improved. The problems of workpiece machining defects, equipment overheating and the like are reduced, and potential safety hazards are reduced.

The utility model relates to the field of water gate chamber arrangement structures, in particular to a new and old gate chamber connection structure which comprises old gate chambers and new gate chambers which are arranged at intervals in the width direction of a river channel, and side piers are arranged on the adjacent sides of the new gate chambers and the old gate chambers in the water flow direction. The semi-circular isolation piers are arranged on the upstream and downstream of the piers and used for connecting the adjacent side piers into a whole, and the broken stone hardcore is backfilled in an area defined by all the isolation piers and the side piers; every two adjacent side piers are connected into a whole below the broken stone hardcore. A concrete anti-seepage blanket is arranged on the upstream portion or the downstream portion of the old lock chamber, a new anti-seepage blanket connected with an existing anti-seepage blanket is arranged on the upstream portion or the downstream portion of the newly-built lock chamber, and the two anti-seepage blankets are flush with the bottoms of the lock chambers and connected with the bottoms of the lock chambers respectively. A protection bottom is arranged at the bottom of the isolation pier, extends outwards from the bottom of the isolation pier and is connected with the two anti-seepage blankets. The newly-built lock chamber is convenient to construct, the safety influence of construction on the old lock chamber is small, and due to the fact that the integrity of the newly-built lock chamber and the old lock chamber is good, the probability of differential settlement is greatly reduced.

According to the aircraft front wheel turning control valve fault detection method, a fault detection program resides in a turning control unit, and the fault detection program comprises a fault detection condition judgment module and a fault detection instruction sending module. The fault detection condition judgment module is used for receiving a pressure signal of a hydraulic system, a wheel load signal of an undercarriage folding and unfolding system, a speed signal of a brake system, a turning release signal of a turning release switch and a fault signal of a front wheel turning system; the fault detection instruction sending module sends a turn-off instruction to a turn-off valve of the turning control valve and sends a turning instruction to a servo valve of the turning control valve, if the servo valve cannot control the action of a turning mechanism and enables front wheels not to deflect, it is indicated that the turn-off valve is in a normal working state, and if the servo valve controls the action of the turning mechanism and enables the front wheels to deflect, it is indicated that the turn-off valve is in a normal working state. And indicating that the shut-off valve is in a hidden fault state.

The present invention proposes an overhead line galloping warning system and method based on a machine learning model, which relate to the field of electric power technology. The method comprises the following steps: setting a plurality of monitoring nodes on the overhead line; obtaining a weight coefficient of each node according to the galloping data of each node; obtaining a first risk of each node within a preset time according to the galloping data of each node and the corresponding environmental parameters; establishing a line dynamic prediction model through the weight coefficient of each node and the environmental parameters of each node; predicting the line galloping risk within a preset time according to the line dynamic prediction model; issuing a galloping warning and providing decision support according to the prediction results, wherein the prediction results include the first risk and the line galloping risk, and by introducing a weight distribution mechanism, establishing a dynamic prediction model, optimizing the preset time setting, and improving the warning mechanism and other measures, real-time monitoring, accurate prediction, and timely warning of the overhead line galloping risk are achieved.

The utility model relates to the technical field of corrugated cartons, in particular to an anti-drop corrugated carton which comprises a connecting carton, a connecting cover and a fixing buckle, the outer side of the connecting carton is fixedly connected with a connecting frame, the inside of the connecting carton is fixedly connected with a connecting net, the inside of the connecting carton is fixedly connected with an outer side air bag, and the outer side air bag is fixedly connected with the connecting cover. A bottom air bag is fixedly connected to the lower portion of the connecting carton body, an air nozzle block is fixedly connected to the outer side of the connecting carton body, an isolation air bag is fixedly connected to the interior of the connecting carton body, and the connecting carton body is prevented from being damaged through a fixing and stabilizing structure among a connecting frame, a top cover strip and a connecting strip and a connecting net in the connecting carton body; the air pump blows air to the outer side air nozzle, the outer side air bag and the connector, when the bottom is full of goods, the connecting hook is pulled to the connecting column by hand, the connecting hook is fixed to the outer side of the connecting column, the air pump blows air to the isolation air nozzle, the isolation air bag blows air, and the goods are protected.

The invention discloses a flying robot and an unhooking system of the flying robot, the flying robot is connected with an unpowered aircraft through a traction piece and used for pulling the unpowered aircraft to rise through the traction piece, and the unhooking system comprises a controller, a receiver, a steering engine, a support, an opening and closing mechanism and a navigation module; the controller is connected with the receiver, the steering engine and the navigation module, the support is fixed to the flying robot, and the steering engine and the opening and closing mechanism are arranged on the support; the controller receives a preset remote control instruction from the receiver, the controller receives real-time data from the navigation module, the controller is used for generating an unhooking instruction based on the remote control instruction or the real-time data, and the steering engine controls the opening and closing mechanism to be opened based on the unhooking instruction, so that the traction piece is separated from the opening and closing mechanism. The unhooking instruction is generated through the controller based on the remote control instruction or the real-time data, the steering engine controls the opening and closing mechanism to be opened based on the unhooking instruction, rapid separation of the traction piece and the opening and closing mechanism is achieved, and the flight safety of the unpowered aircraft is improved.

The invention relates to the technical field of lithium ion batteries, in particular to an electrochemistry-based battery electrolyte, which comprises an electrolytic stock solution, and an anti-overcharge additive containing chloroanisole organic matters and biphenyl, the chloroanisole organic matter is subjected to an oxidation-reduction reaction on the surface of the positive electrode to form an oxidation product; biphenyl and the oxidation product are subjected to an electropolymerization reaction, and hydrogen is generated; the multi-layer composite diaphragm is arranged between the positive electrode and the negative electrode and is used for adsorbing the hydrogen; and the positive electrode, the negative electrode, part of the side surfaces of the multi-layer composite diaphragm and the inner wall of the polar plate positioning sleeve are spaced to form a gas accommodating cavity for accommodating hydrogen flowing out of the multi-layer composite diaphragm. According to the invention, polymerization type and redox type substances with different anti-overcharge mechanisms are combined for use, multiple overcharge protection is carried out by virtue of complementary advantages, the electrolyte has higher safety, and the influence of a reaction byproduct hydrogen on the safety of the battery is reduced by virtue of the multilayer composite diaphragm and the polar plate positioning sleeve.

The present invention discloses an elevator drum brake monitoring device, which relates to the field of elevator brakes. The device comprises: a data acquisition module, a data processing module, a floor call box control module and a control module; the data acquisition module comprises a video acquisition camera and a current sensor; the video acquisition camera is used to acquire video images of the elevator drum brake and transmit the video images to the data processing module; the current sensor is used to acquire the brake coil current of the elevator drum brake; the control module is used to judge whether the response time of the brake action exceeds the response time threshold value and whether the displacement of the top of each brake arm exceeds the displacement threshold range of the top of the brake arm according to the data output by the data processing module and the current sensor, and if an abnormality occurs, the floor call box control module is used to cut off the floor call box circuit loop. The present invention reduces the impact on the safety performance of the elevator brake during the monitoring process.

The invention relates to the technical field of equipment detection, and discloses an equipment state detection device, a detection method thereof and a monitoring system, and the device state detection device comprises a wireless radio frequency identification tag which is located in a metal closed structure, is installed on target equipment, and is used for generating a radio frequency signal corresponding to the target equipment; the metal sealing structure is used for shielding a radio frequency signal; when the target equipment falls off, the radio frequency identification tag is exposed from the metal closed structure; and the wireless radio frequency detection terminal is positioned in the working area of the target equipment and is used for reading and analyzing the radio frequency signal when the wireless radio frequency identification tag is exposed to obtain the falling position and information of the target equipment. In this way, real-time monitoring of the falling state of the device is achieved through the wireless radio frequency identification technology, when the target device falls, the wireless radio frequency identification tag is exposed, the wireless radio frequency detection terminal can read the radio frequency signal in time, the detection efficiency of falling of the device is remarkably improved, and the reliability and maintenance efficiency of the target device are improved.

This application relates to a battery cell structure, a battery, and an electrical device, specifically in the field of power battery technology. The battery cell structure includes a positive electrode, a negative electrode, and a separator. The positive electrode includes a positive electrode foil with positive active layers coated on both sides. The negative electrode includes a negative electrode foil with negative active layers coated on both sides. The separator is disposed between the positive and negative electrode sheets. Thinning regions are formed at the edges of both the positive and negative active layers, while thickening regions are formed at the edges of the separator, with the thickening regions interlocking with the thinning regions on both sides. The battery cell structure provided by this application can improve problems such as insufficient compaction pressure during hot pressing of the thinned electrode edges, which affects battery life and safety.

A method and apparatus for access control in a voice intelligent analysis system for power service halls are disclosed. The method includes: a smart microphone device connecting to a computer at the service hall counter; installing a driver program on the smart microphone device; the service hall intelligent voice analysis system assigning an authorization code for the smart microphone device driver login; the service hall intelligent voice analysis system verifying the authorization code; and completing driver login upon successful verification. When a customer conducts business in the hall, the driver program initiates a WebSocket connection request, synchronously transmitting smart microphone device parameters to the service hall intelligent voice analysis system for verification. The smart microphone device also verifies the identity of the counter staff. This method can prevent unauthorized connections from third-party applications, thereby ensuring the network security of power information networks. Simultaneously, by using parameters such as channels, queues, and requests in the concurrency strategy to comprehensively consider real-time throughput, the concurrent demands of voice quality inspection and analysis can be balanced.

The application provides a vehicle power battery thermal runaway early warning and control method and vehicle, and relates to the technical field of vehicle.The method comprises the following steps: obtaining the driving state of the vehicle and the operation parameter of the power battery of the vehicle; when the driving state is an intelligent driving state and the operation parameter meets the thermal runaway early warning condition, the thermal runaway early warning and vehicle takeover reminding are performed on the driver of the vehicle; when the driver takes over the vehicle, the vehicle exits the intelligent driving state.The application monitors the driving state of the vehicle and the operation parameter of the power battery in real time, and when the driving state is an intelligent driving state and the operation parameter meets the thermal runaway early warning condition, the driver is early warned about the thermal runaway condition, and the vehicle takeover reminding is performed at the same time, so that the driver can have enough reaction time for orderly taking over the vehicle, safe evacuation and the like before the thermal runaway event of the power battery of the vehicle, and the influence of the thermal runaway event on the safety of the driver and road traffic is effectively reduced.

The utility model relates to the technical field of vacuum cup processing, and discloses a welding device for vacuum cup processing, which comprises a fire gun welding head and a welding working plate, the front side and the rear side of the welding working plate are respectively connected with a protective plate, the protective plates are connected with an omnibearing moving structure, and the middle of the upper surface of the welding working plate is connected with a conveying belt. Linear feeding structures are arranged on the front side and the rear side of the upper surface of the welding working plate, an arched plate is connected to the middle of the upper surface of the welding working plate, and a welding structure with a fire gun welding head is connected to the arched plate. The utility model has the advantages that the safety degree is high, scalding is prevented, mechanical taking and butt joint are realized, and the precision is higher.

The utility model relates to the technical field of new energy installation equipment, in particular to a balcony triangular support for new energy installation, which comprises a base, the inner wall of the base is movably sleeved with the outer wall of a fixing mechanism, and one side of the fixing mechanism is meshed with the outer side wall of a rotating mechanism. The outer walls of the two ends of the rotating mechanism are movably connected with the inner wall of the base in a clamped mode, the rotating knob rotates to drive the rotating rod to rotate, the rotating rod rotates to drive the rotating gear shaft to rotate, the rotating gear shaft rotates to drive the fixed toothed plate to linearly move, and the fixed toothed plate linearly moves to drive the fixed plate to linearly move. The fixing plate linearly moves to drive the fixing columns to linearly move, the fixing columns penetrate through the fixing through holes to enable the fixing plate to be more stably installed on the guardrail, the guardrail can be firmly fixed between the fixing plate and the supporting plate through the fixing plate, the stability of the solar panel is improved, meanwhile, the steps of damage to the guardrail such as punching are reduced, and the practicability is high. The safety influence caused by damage to the guardrail is reduced, and convenience is brought to people.

The invention relates to the technical field of solid-liquid separation, in particular to a solid-liquid separation device for hazardous waste treatment, which comprises a base, a separation mechanism for solid-liquid separation of hazardous substances is arranged on the base, the separation mechanism comprises an operation tank mounted on the base, and a triangular cavity is formed in one side of the operation tank. The solid-liquid separation device comprises a base, an operation tank is arranged on the base, the top of the operation tank communicates with an exhaust pipe and a conveying pipe, a threaded shaft rotating in the operation tank is arranged on the base, and a filter cartridge moving along the threaded shaft when the threaded shaft rotates is movably arranged in the operation tank. The device can automatically and quantitatively control the amount of the added additive, and avoids excessive or too small additive adding amount caused by excessive or too small additive adding amount, cost increase caused by excessive adding, and influence on the solid-liquid separation effect caused by too small adding amount.