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131results about How to "Reduce accident rate" patented technology

Electrical energy monitoring method and system

The invention discloses an electrical energy monitoring method and system, and particularly relates to the technical field of energy monitoring. The method comprises the following steps: monitoring target parameters of power equipment in real time, extracting load volatility characteristics and sampling interval deviation characteristics, calculating a synchronization accuracy value of equipment data in each time period, comparing and analyzing with a gradient standard threshold value, dividing synchronization accuracy into different grades, and implementing corresponding processing measures according to different conditions, so that the accuracy of the power equipment is improved. For accuracy synchronization, the system keeps normal operation; for inaccurate synchronization, the system triggers early warning and starts a self-diagnosis and calibration program; for incompletely accurate synchronization, fault diagnosis errors caused by data asynchronization are effectively avoided by predicting the severity of synchronization errors, adjusting an alarm threshold value in advance and taking corresponding maintenance measures, the safety of power equipment and the reliability of a monitoring system are improved, and the accident risk is reduced.
Owner:SHENZHEN JISIKAIDA INTELLIGENT TECH CO LTD

Intelligent monitoring system for running state of water turbine

The invention discloses an intelligent monitoring system for the running state of a water turbine. The intelligent monitoring system comprises a data acquisition module, a real-time data pushing module, a data storage module, a state evaluation module and a man-machine interaction module. The data acquisition module is used for acquiring vibration, throw, pressure pulsation and key phase information by using various sensors; the real-time data pushing module is used for distinguishing data types and pushing the data through WebSocket and HTTP protocols; the data storage module adopts a Redis and MySQL double-layer framework; the state evaluation module constructs an evaluation index system, determines a weight by using an entropy weight method and an improved analytic hierarchy process, and determines an operation state through deterioration degree analysis and fuzzy comprehensive evaluation; the man-machine interaction module displays monitoring data and evaluation results, provides a real-time monitoring, data query and state evaluation interface, has the advantages of being fast in data updating, convenient to query, visual in display and the like, can comprehensively monitor the operation state of the water turbine, and provides powerful guarantee for safe and efficient operation of a hydropower station.
Owner:GUANGXI PINGBAN HYDROPOWER DEV CO LTD

Online detection system and method for oil leakage of transformer

The invention provides an on-line detection system and method for oil leakage of a transformer, and the method comprises the steps: an oil pressure detection module detects the oil pressure of the transformer, and transmits the oil pressure data to a microprocessor for processing; the microprocessor converts the oil pressure of the transformer into the oil level of the oil conservator, and when the oil level of the oil conservator is lower than the oil level at the lowest oil temperature all the year round, an over-low oil level alarm is given; the temperature detection module is used for detecting the oil temperature of the transformer and sending oil temperature data to the microprocessor for processing; the microprocessor records an oil level-temperature curve of the transformer, calculates the theoretical oil level h2 of the oil conservator through the oil temperature detected by the temperature detection module, compares the theoretical oil level h2 with the oil level h1 of the oil conservator calculated through the pressure detected by the oil pressure detection module, and gives out an over-low or over-high oil level alarm when the deviation is too large.
Owner:STATE GRID JIANGSU ELECTRIC POWER CO LTD CHANGZHOU BRANCH

Railway construction safety intelligent monitoring and analyzing system

The invention belongs to the technical field of railway foundation pit construction safety monitoring, and discloses an intelligent monitoring and analyzing system for railway construction safety. Comprising a supporting structure safety analysis module, a geologic structure safety analysis module, a self-structure safety analysis module, an external factor data analysis module, a foundation pit safety problem identification module, an influence area data acquisition module and an influence area abnormity identification module. According to the method, the structure safety is comprehensively evaluated by integrating the supporting structure safety, the geologic structure safety and the self structure safety, and meanwhile, the abnormal conditions of external factors of the target foundation pit are analyzed by monitoring other behaviors influencing railway driving; the invention further relates to monitoring of construction equipment in the possible influence area of the target foundation pit, and further analysis of the construction safety abnormal condition of the influence area of the target foundation pit, so that the foundation pit construction safety management level and the overall construction efficiency are improved, smooth foundation pit construction is effectively guaranteed, and potential risk hazards are reduced.
Owner:CHINA TIESIJU CIVIL ENGINEERING GROUP CO LTD +2

Intelligent scheduling system for tunnel construction operation objects

The invention discloses an intelligent scheduling system for tunnel construction operation objects, and the system is characterized in that the construction system comprises a data collection module, a data processing module, a scheduling decision module, an execution and feedback module, and a user interface module; through highly integrated data acquisition, processing and decision making modules, the system can respond to the change of a construction site in real time and optimize scheduling decisions, so that the construction efficiency and the resource utilization rate are remarkably improved. Through the real-time monitoring and dynamic adjustment functions of the execution and feedback module, the scheduling system can respond to onsite emergencies in time, project delay and overhigh cost are reduced, and the construction progress and quality are guaranteed. The user interface module provides a visual and easy-to-operate interaction platform, so that a dispatcher can effectively monitor and manage the whole construction process, and the operation convenience and the decision accuracy are improved. The risk assessment and management function of the system strengthens the construction safety, and by predicting and preventing potential risks, the accident rate is obviously reduced, and the safety of personnel and equipment is guaranteed.
Owner:CCCC SECOND HIGHWAY ENG CO LTD +1

Vehicle motor control method and device, vehicle and storage medium

The invention provides a vehicle motor control method and device, a vehicle and a storage medium, the method is applied to the technical field of motor control, and the method comprises the steps that the rotation period of a steering actuator motor and output current change information of the steering actuator motor are obtained; determining a duty ratio based on the rotation period and the output current change information; generating a pulse width modulation (PWM) signal based on the duty ratio and the rotation period; and adjusting the torque of the road sensing motor based on the PWM signal. The method can improve the reliability and safety of vehicle driving.
Owner:GREAT WALL MOTOR CO LTD

Shield tunnel online monitoring system

The present invention relates to the field of performance monitoring technology, specifically to an online monitoring system for shield tunnels, the system comprising: a real-time data acquisition module collects data on shield machine cutter disc wear and geological conditions in real time based on the cutter disc wear state and geological data, analyzes the wear mode of the contact between the cutter disc and the rock and soil, identifies the current construction environment, and obtains real-time geotechnical mechanical parameters and construction conditions. In the present invention, through real-time monitoring and refined geological condition analysis, it is possible to accurately grasp the key parameters in the tunnel excavation process, optimize the construction strategy, and enhance the adaptability to complex geological changes. The risk assessment and early warning mechanism can timely discover and respond to possible safety issues, thereby reducing the accident rate and ensuring the safety of construction personnel and equipment. By analyzing the predicted geological conditions, the excavation path is adjusted to adapt to the geological difficulties that may be encountered in the future, thereby achieving greater flexibility in project management and reducing potential economic losses.
Owner:CHINA RAILWAY BEIJING ENG BUREAU GRP TIANJIN ENG CO LTD +2

New energy automobile battery mounting structure and method

The invention relates to the technical field of battery pack installation, and provides a new energy automobile battery installation structure and method.The new energy automobile battery installation structure comprises an installed battery pack and an installation base fixed to an automobile chassis and located above the battery pack, and further comprises a connecting base forming a damping platform and internally provided with a damping cavity; the plurality of connecting seats are distributed outside the battery pack and are positioned right below the mounting seat; the locking part is arranged on the locking part and is used for quickly limiting or separating the movable part from the mounting seat in an eccentric rotation manner; the connecting seat, the movable part and the locking part are sequentially arranged at the joint of the battery pack and the mounting seat, the connecting seat is detachable so that the movable part can be conveniently assembled, overhauled and the like, the movable part is detachable so that the movable part can be conveniently overhauled and replaced, and the locking part fixes the movable part and the mounting seat in a threaded mode, so that the structure is simple and reliable; a movable space is reserved between the connecting seat and the movable part, and a damping sheet is arranged, so that a damping effect can be formed between the battery pack and the chassis.
Owner:CHANGCHUN YULIAN TECHNOLOGY CO LTD +1

Operation equipment monitoring method and system based on infrasonic waves

The invention discloses an infrasonic wave-based operation equipment monitoring method and system, and the method comprises the steps: obtaining the operation speed information of operation equipment in a pipeline in real time, and the operation equipment comprises a pipe cleaner and an inner detector which operate in the pipeline; encoding the running speed information to obtain a target infrasonic wave frequency; generating infrasonic waves based on the target infrasonic wave frequency, and emitting the infrasonic waves; receiving an infrasonic wave signal of the infrasonic wave propagating along the pipeline wall at a preset detection point on the outer wall of the pipeline; decoding the infrasonic wave signal to obtain decoding speed information; and obtaining the operation state of the operation equipment based on the decoding speed information so as to reflect the detection operation risk of the operation equipment. According to the method, the characteristic that the infrasonic waves are transmitted on the steel pipe wall is utilized, long-distance communication between the operation equipment in the pipeline and the equipment outside the pipeline is achieved, the operation speed of the operation equipment in the pipeline is obtained in real time, the detection efficiency in the pipeline is effectively improved, and the risks of pipe cleaning and internal detection work are reduced.
Owner:PIPECHINA SOUTH CHINA CO +1

Automatic material storing and conveying system

The invention discloses an automatic material storing and conveying system. A front-section conveying unit is used for transferring materials to be warehoused to a warehouse-in and warehouse-out unit and receiving empty trays sent by the warehouse-in and warehouse-out unit; the warehouse-in and warehouse-out unit is used for storing the to-be-warehoused materials conveyed by the front-section conveying unit and the empty trays conveyed by the rear-section conveying unit and the material returning conveying unit into a goods shelf; the materials and the empty trays in the goods shelf are transferred to the rear-section conveying unit and the front-section conveying unit correspondingly; unqualified materials in the goods shelf are transferred to the material returning and conveying unit; the rear-section conveying unit is used for transferring the materials conveyed by the warehouse-in and warehouse-out unit to a production process; empty trays conveyed in the production process are transferred to a warehouse-in and warehouse-out unit; and the rejected material conveying unit is used for rejecting unqualified materials. According to the material turnover device, the material turnover efficiency is effectively improved, the automation degree of material turnover is improved, meanwhile, the utilization rate of storage space is increased, the error rate and the accident rate in the material turnover process are reduced, the labor intensity of workers is reduced, and meanwhile the production cost is reduced.
Owner:SHANGHAI XUANYI NEW ENERGY DEV CO LTD

Road engineering construction road two-side protection structure

ActiveCN222649665UImprove the effectiveness of protectionstable supportFencingTraffic signalsDriver/operatorRoad engineering
The utility model discloses a highway engineering construction road two-side protection structure, and relates to the technical field of construction road protection. Comprising a mounting supporting mechanism, the mounting supporting mechanism comprises a mounting seat, a control panel is mounted on the surface of the mounting seat, moving wheels are fixedly mounted at four corners of the bottom of the mounting seat, bicycle locking pieces are mounted on the surfaces of the moving wheels, and a supporting assembly is mounted at the bottom of the mounting seat; according to the protective structure, the supporting effect of the mounting base in use can be improved, the stability of the mounting base in use can be improved, the protective use effect of the protective structure is improved, the protective structure can be conveniently used for protection on a construction site, the possibility that the protective frame is damaged due to spattering of stones or foreign objects is reduced, and the service life of the protective frame is prolonged. And in addition, prompting protection can be conducted on the highway construction site, pedestrians or drivers can conveniently observe the protection structure, the probability of accidents in the construction area is reduced, and the practicability of the protection structure is improved.
Owner:安徽陶然亭建设集团有限公司

Device and method for monitoring residual fatigue life of energy accumulator

PendingCN119573815ARemaining Fatigue Life MonitoringEnsure long-term safe operationStructural/machines measurementEarly warning systemFluid phase
The invention relates to the technical field of energy accumulators, in particular to an energy accumulator residual fatigue life monitoring device and method. The monitoring device comprises an acquisition system, an analysis system and an early warning system. The acquisition system is used for acquiring parameters at a liquid phase inlet and a liquid phase outlet of the energy accumulator; the analysis system is used for receiving the parameters acquired by the acquisition system, and the analysis system processes the received parameters and then transmits signals to the early warning system; the early warning system is used for grading the input data and then carrying out grading alarm processing. The energy accumulator residual fatigue life monitoring device and the energy accumulator residual fatigue life monitoring method can achieve the purpose of monitoring the energy accumulator residual fatigue life, and have the functions of real-time monitoring and early warning in advance. Meanwhile, the accident rate can be reduced, and long-term safe operation of the energy accumulator is guaranteed.
Owner:SHANGHAI INST OF SPECIAL EQUIP INSPECTION & TECHN RES

Traffic participant road condition early warning method and system based on smart phone

The invention provides a traffic participant road condition early warning method and system based on a smart phone, and relates to the technical field of active safety. The method comprises the following steps: acquiring a video stream through a smart phone camera, and synchronously acquiring data of a gyroscope, an accelerometer, an ambient light sensor and a GPS; identifying a user motion state and an environment scene based on the sensor data; carrying out target detection, semantic segmentation and distance estimation on the video frame by adopting a lightweight neural network; performing risk assessment according to the target type, the distance and the movement speed of the user, and generating an early warning instruction; a multi-mode warning is sent to a user in a voice, vibration, vision or interface switching mode; and dynamically adjusting the analysis frequency and the power consumption mode according to the environmental complexity. Existing hardware of the smart phone is fully utilized, extra equipment is not needed, low-cost and high-universality real-time environment perception and active early warning are achieved, and the travel safety of traffic participants such as walking and riding is remarkably improved.
Owner:NANTONG UNIV

An electrical ignition resistance measurement using electrical fixture mounting tray and system

ActiveCN117663926BEasy to fixMeet the requirements for resistance measurementAmmunition fuzesElectrical resistance and conductanceElectric ignition
The application provides a fixed installation tray and system for electric resistance measurement of an electric igniter, a plurality of parallelly arranged electric igniter installation slots are arranged in the tray body, a plurality of parallelly arranged wire installation slots are arranged in the tray body, and two wire installation slots are arranged corresponding to each electric igniter installation slot; an electric igniter fixing device is arranged in each electric igniter installation slot, and a wire fixing device is arranged in each wire installation slot. The fixed installation tray has a reasonable overall structure, can conveniently and stably fix the electric igniter to be detected, and can clamp and fix the wire of the electric igniter to be detected, so as to meet the requirement of electric resistance measurement of the electric igniter to be detected. The realization of automatic operation and measurement of the electric resistance of the electric igniter to be detected is facilitated, the accident rate is reduced, and the possibility of personal injury of workers is reduced.
Owner:XIAN MODERN CHEM RES INST

Method for predicting rollover risk of truck on sand-accumulated road surface based on machine learning

A method for predicting the rollover risk of a truck on a sand-accumulated road surface based on machine learning comprises the steps that a human-vehicle-road closed-loop simulation model is constructed, vehicle operation parameters serve as input of the closed-loop simulation model, lateral acceleration and a transverse load transfer rate are output, the vehicle operation parameters serve as a first original data set, and the lateral acceleration and the transverse load transfer rate serve as a second original data set; taking the vehicle operation parameters, the lateral acceleration and the transverse load transfer rate as a second original data set; normalizing, coding and dimensionally expanding the first and second original data sets respectively; constructing a Transform-LSTM (Long Short Term Memory) regression model, and training the Transform-LSTM regression model to obtain a risk regression model; inputting the first original data set and the second original data set into a clustering analysis model, performing clustering after determining an optimal clustering number, and outputting a risk classification result; and constructing a Transform-LSTM (Long Short Term Memory) classification model, and training the Transform-LSTM classification model to obtain a risk prediction model. According to the method, the factor of road sand accumulation in the existing risk prediction field is supplemented, the heavy truck rollover prediction method in the severe environment is enriched, and the accident rate can be effectively reduced.
Owner:NINGXIA UNIVERSITY

Kiln material taking and discharging structure suitable for high temperature

The utility model discloses a kiln material taking and placing structure suitable for high temperature, which comprises an L-shaped mounting plate, the upper surface of the L-shaped mounting plate is fixedly connected with a stand column, and the outer surface of the stand column is slidably connected with a transverse plate. According to the device, the stand column, the transverse plate, the pressure bearing and the T-shaped rotating screw rod are arranged, the T-shaped rotating screw rod is rotated to provide dynamic force, the T-shaped rotating screw rod is in threaded connection with the transverse plate, and the transverse plate is in sliding connection with the stand column, so that the transverse plate and the L-shaped clamping plate can be conveniently driven to ascend and descend; l-shaped clamping plates and an arc-shaped auxiliary clamping plate can be conveniently pushed to move left and right, power is provided by rotating a T-shaped positive and negative screw rod, and the T-shaped positive and negative screw rod is in threaded connection with a threaded cylinder, so that the two L-shaped clamping plates and the arc-shaped auxiliary clamping plate can be conveniently close to each other to clamp or lift objects to be fired and fired objects; the safety of workers during operation is improved, and the probability of accidents is reduced.
Owner:TENGZHOU DAXIN FURNACE ENG CO LTD

A tarpaulin arrangement for a semi-trailer

ActiveCN224490836UImplement deploymentFix coverage issues
The utility model discloses a kind of semitrailer tarpaulin devices, comprising: semitrailer floor, the top of the semitrailer floor is fixedly connected with vertical plate, the top of the vertical plate is fixedly connected with top plate, the top of the semitrailer floor is fixedly connected with the side of head baffle;Top shielding component, the top of the head baffle is fixedly connected with the side of top shielding component, side shielding component, the side of the vertical plate is fixedly connected with the side of side shielding component, the tail shielding component is used to adopt tarpaulin shielding to the tail of semitrailer, the utility model relates to tarpaulin device technical field.The semitrailer tarpaulin device, by the setting of top shielding component, by driving motor directly driving threaded block drives the rotation axis of far end to move outward, first tarpaulin is spread over the top of entire semitrailer, and first tarpaulin is carried by multiple rotation axes, can evenly share tarpaulin quality, avoid causing equipment overload in moving process.
Owner:SHANDONG TENGYUN SPECIAL PURPOSE VEHICLE MFG CO LTD

Intelligent community police management system and method based on internet of things security

ActiveCN121391149BAccurately identify chain risk scenariosimplement featuresReal time analysisRisk quantification
The application discloses a smart community police management system and method based on Internet of Things security, and belongs to the technical field of smart communities, and solves the problem that existing system data processing cannot utilize edge computing nodes for low-delay real-time analysis, and cannot meet timely early warning requirements, the method comprising preprocessing of multi-source heterogeneous community monitoring information, analysis and processing of the community monitoring information based on edge computing, and generation of a risk propagation path in combination with front-end analysis results and heterogeneity characteristics; in the application, analysis and processing of the community monitoring information based on edge computing avoids the delay of centralized processing, can quickly trigger early warning in the early stage of a risk event, thereby gaining golden disposal time for risk event disposal, and a risk analysis model realizes a leap from single-node anomaly detection to composite risk quantification through multi-dimensional feature fusion and dynamic space-time reasoning, and realizes multi-dimensional feature fusion and dynamic reasoning capability of the risk event.
Owner:NANCHANG KERTE SOFTWARE TECHNOLOGY CO LTD

Mist treatment device for quay crane cab and quay crane comprising same

The utility model relates to a fog treatment device for a quay crane cab. The fog treatment device comprises a glass heater, the quay crane cab is provided with grid bars close to quay crane cab glass and a heater fixing frame, and the glass heater is installed on the cab grid bar close to the quay crane cab bottom glass and used for demisting the quay crane cab bottom glass; the defroster is arranged on the heater fixing frame, the heater fixing frame is close to glass on the left side and the right side of the cab of the quay crane, the defroster is used for demisting the glass on the left side and the right side of the cab of the quay crane, and the glass heater and the defroster are connected to a power source in the cab of the quay crane to be defrosted in parallel. According to the fog treatment device for the quay crane cab, fog on glass of the cab can be effectively removed in time, it is ensured that a bridge crane driver can clearly see the wharf face condition and the ship container stacking condition, and therefore the accident probability caused by unclear sight is reduced.
Owner:NINGBO PORT BEILUN SECOND CONTAINER TERMINAL BRANCH

Bus duct temperature field real-time monitoring and early warning method based on multi-sensor fusion

The invention discloses a bus duct temperature field real-time monitoring and early warning method based on multi-sensor fusion. The method comprises the following steps: step 1, arranging and initializing a multi-type sensor array; 2, collecting and preprocessing data of a multi-source sensor; 3, reconstructing a temperature field based on hierarchical fusion; 4, calculating a dynamic early warning threshold value; 5, temperature field monitoring and grading early warning are carried out; step 6, verification and data updating after early warning; multi-type sensor array three-dimensional arrangement is adopted, a hierarchical fusion algorithm is combined, comprehensive and accurate reconstruction of a bus duct temperature field is achieved, the problems that a single sensor is limited in monitoring range and poor in data reliability are solved, the temperature monitoring precision is improved to be within + / -0.2 DEG C, and a local overheating area can be accurately positioned; the dynamic early warning threshold value is calculated based on the environment temperature and the load current, the defects that a fixed threshold value is prone to false early warning and early warning omission are overcome, and monitoring requirements under different operation working conditions can be met.
Owner:雷朋电气集团有限公司

Crystal separation system

The crystal separation system comprises a crystallizing tank, a centrifugal machine and a drying machine which are sequentially connected, the crystallizing tank is connected to a centrifugal machine feeding pipeline of the centrifugal machine through a crystallizing tank discharging pipeline, and the centrifugal machine is provided with a centrifugal machine liquid outlet pipeline connected to a mother liquor tank and further provided with a centrifugal machine discharging pipeline connected to the drying machine. A temperature sensor is installed on the centrifugal machine and used for detecting the temperature in the centrifugal machine, a smoke detector is further arranged above the centrifugal machine, and the temperature sensor and the smoke detector are both connected with a PLC. The internal state of the centrifugal machine can be monitored in real time under the dynamic operation condition of the centrifugal machine, abnormal conditions such as temperature abnormity or smoke concentration abnormity can be found in time, and an alarm is triggered immediately to take emergency measures.
Owner:SHANXI WEIQIDA PHARMA IND

A Three-Vehicle Cooperative Aircraft Transfer Method and System Based on Multi-Sensor Fusion

This invention provides a three-trailer collaborative aircraft transfer method and system based on multi-sensor fusion. This invention relates to the field of aircraft ground support technology, specifically to a three-trailer collaborative aircraft transfer method based on multi-sensor fusion, applicable to short-haul aircraft ground transport to hangars. Through multi-sensor data fusion and multi-trailer collaborative control, it improves transfer accuracy, safety, and efficiency. The method specifically includes the following steps: system setup and sensor calibration; trailer attitude initialization and collaborative parameter configuration; real-time acquisition and preprocessing of multi-sensor data; multi-sensor data fusion and state estimation; dynamic path planning based on fused data; attitude error quantification and calibration based on complex statistics; multi-trailer collaborative driving control and traction distribution; real-time environmental monitoring and risk warning; precise docking at the hangar entrance and attitude fine-tuning; and parking and system review and optimization.
Owner:CHENGDU JIUXI ROBOT TECH CO LTD

Windscreen wiper control method and device, electronic equipment and readable storage medium

The invention discloses a windscreen wiper control method and device, electronic equipment and a readable storage medium. The method comprises the steps that instruction information is received; wherein the type of the instruction information comprises a conventional instruction and an enhanced instruction; if the type of the instruction information is a conventional instruction, controlling an electronic windscreen wiper to use conventional parameters to wipe a sight area of a windshield; and if the type of the instruction information is an enhancement instruction, controlling the electronic windscreen wiper to use enhancement parameters to wipe a camera shooting area of the windscreen. According to the method and the device, targeted scraping and brushing on the corresponding area of the camera on the windshield are realized, so that the camera can clearly shoot the external road surface condition, the safety of automatic driving is further ensured, and the accident rate of automatic driving is reduced.
Owner:SHANGHAI JIHAN ELECTRONIC TECHNOLOGY CO LTD

Unstacker control system based on visual analysis

The utility model relates to an unstacker control system based on visual analysis, and belongs to the technical field of structural steel unstacking application equipment in the metallurgical industry. According to the technical scheme, the unstacker comprises a steel conveying roller way (1), an unstacker (2) and an unstacker electromagnet (3) and further comprises an inlet light source (6), an inlet camera (7), an outlet light source (8), an outlet camera (9), an inlet camera portal frame (10) and an outlet camera support (11), the inlet camera portal frame (10) is installed at an inlet of the steel conveying roller way (1), and the inlet light source (6) and the inlet camera (7) are fixed to the inlet camera portal frame (10) respectively. An outlet camera support (11) is installed at an inlet and an outlet of the conveying roller way (1), and an outlet light source (8) and an outlet camera (9) are respectively fixed on the outlet camera support (11). The electromagnet magnetism is adjusted through visual analysis, the phenomena of less attraction and more attraction of the electromagnet can be avoided, and automatic operation of the unstacker is achieved.
Owner:TANGSHAN ZHENGFENG NEW MATERIALS CO LTD

Wind power generation tower protection device

The utility model discloses a wind power generation tower protection device, which relates to the field of wind power generation equipment and comprises a mounting disc and a power generation tower body, the mounting disc is slidably mounted on a tower frame of the power generation tower body, and a protection frame slidably connected with bolts in the power generation tower body is rotatably mounted on the outer wall of the mounting disc. The bottom face of the top end of the protection frame is attached to the end of a nut in the power generation tower body. An adjusting mechanism used for limiting the mounting disc is arranged on the outer wall of the tower, a positioning mechanism is arranged on the mounting disc and used for fixing the position of the mounting disc, the multiple protection frames are mounted on the outer wall of the mounting disc at equal angles, and the section of each protection frame is designed to be in an inverted-L shape. By arranging the mounting disc and the protective frame, the device can fix the position of a nut after being used, so that the tower and the connecting frame are protected, and the probability of accidents during use is reduced.
Owner:SHANGDU COUNTY TIANSHUN WIND POWER EQUIP CO LTD

Composite electrolyte and lithium battery

PendingCN119650838AIncrease the number of cyclesUniform depositionLi-accumulatorsElectrolytic agentComposite electrolyte
The invention discloses a composite electrolyte and a lithium battery. The composite electrolyte comprises a first lithium salt and a composite solvent, wherein the composite solvent contains ethylene glycol dimethyl ether (DME) and / or 1, 3-dioxolame (DOL) and a fluorine-containing ether compound, and the molar ratio of the total of the DME and the DOL to the fluorine-containing ether compound is 1: (0.2-10); the fluorine-containing ether compound is shown as a formula R1-O-R2 in the specification; in the formula, R1 is a fluorinated alkyl group or a fluorinated alkoxy alkyl group of C1-C10, and R2 is an alkyl group or an alkoxy alkyl group of any fluorinated C1-C5. According to the composite electrolyte, the number of cycles and the charge-discharge rate of the lithium metal battery can be remarkably improved, and the performance and the safety of the battery are improved.
Owner:SHENZHEN INX ENERGY TECHNOLOGY CO LTD

Conductive tab positioning assembly and clamp apparatus

The present disclosure provides a conductive tab positioning assembly and a clamp device. The conductive tab positioning assembly is used in combination with a battery module having a conductive tab with a weld point. The conductive tab positioning assembly includes a fixing member and a positioning member. The fixing member is fixed to the battery module. The positioning member is connected to the fixing member and extends to a side where the conductive tab is located and exerts a force on the conductive tab to position the conductive tab on the battery module, wherein the positioning member and the conductive tab are in contact while maintaining insulation. The clamp device includes the conductive tab positioning assembly. The fixing member and the positioning member in the present disclosure can fix the conductive tab on the battery module to avoid the conductive tab from moving and contacting other electrode posts to generate an electric arc or short circuit when milling the weld point. Thus, the accident rate of weld point milling is reduced and the efficiency of weld point milling is improved.
Owner:SHANGHAI POWER BATTERY RECYCLING CENT CO LTD

A press wheel hanger convenient to install

The utility model discloses a kind of support pressure wheel hangers convenient to install, it is related to mining equipment technical field, including steel column, multiple mounting holes are set on the steel column, and the inside thread connection of mounting hole has installation mechanism, the side fixed connection of installation mechanism has mounting plate, and the inside of mounting plate is rotatably connected with multiple rotating rods respectively, the utility model is rotated clockwise when ratchet wheel is driven by rotating rod, ratchet pawl slides through ratchet wheel tooth groove and allows to rotate;When rotating counterclockwise, ratchet pawl is clamped into tooth groove and prevents reverse, realizes one-way limit, and fixed block always extrudes spring, continuously exerts spring force towards tooth groove to ratchet pawl, ensure that it is closely engaged with ratchet wheel and timely back position clamping;And the fixed column of ratchet pawl one end is rotatably connected with the inner wall of containing frame, ensure that ratchet pawl rotates flexibly, this mechanism can prevent equipment accidental reverse, avoid steel wire rope to slip, improve hoisting and conveying scene operating safety, reduce accident rate.
Owner:JIANGSU HONGDA INTELLIGENT MACHINERY EQUIPMENT CO LTD

Alarm device for high-place operation hanging basket

ActiveCN224203740URealize precise monitoringEliminate mechanical vibration interferenceSafety devices for lifting equipmentsMeasurement devicesHanging basketAlarm device
The utility model relates to the technical field of high-place operation, and discloses an alarm device for a high-place operation hanging basket, which solves the problems in the background technology, and comprises a hanging basket body, the hanging basket body is provided with a hanging bracket, the hanging bracket is connected with a steel wire rope, the hanging basket body is provided with an alarm, and the alarm is connected with the hanging basket body. A weight sensor is arranged at the bottom of the hanging basket body, a tilt angle sensor is arranged at the bottom of the hanging basket body, the hanging basket body is provided with fences, the fences are connected with a hanging support, the fence on one side is provided with an inlet allowing workers to pass through, a support is arranged on the fence on the other side, and an anemograph is arranged on the support. The device has the advantages that the loading state and the balance of the hanging basket can be accurately monitored, the defect that a traditional device can only detect a single parameter is overcome, and the accident rate is reduced.
Owner:JILIN PENGRUI CONSTR ENG CO LTD